Compare commits

..
Author SHA1 Message Date
Janik Besendorf 8a3c078bf5 Bump requests to 2.33.0 and cryptography to 46.0.6 to fix security vulnerabilities
- requests 2.33.0: fixes insecure temp file reuse in extract_zipped_paths() (moderate)
- cryptography 46.0.6: fixes incomplete DNS name constraint enforcement (low)
2026-04-01 10:47:54 +02:00
Janik Besendorf 3311dcde34 Merge branch 'main' into v2 - resolve formatting conflict in indicators.py 2026-04-01 10:39:34 +02:00
Janik Besendorf 81d508b708 Merge branch 'main' into v2 - resolve conflicts in dumpsys_battery_daily and bugreport/base 2026-03-18 09:18:06 +01:00
Janik Besendorf 088a3f453a Remove unused type imports 2026-01-27 19:22:30 +01:00
besendorf 6a76191155 Merge branch 'main' into v2 2026-01-27 19:17:14 +01:00
Janik Besendorf c779009550 fix typing for mypy 2025-12-20 09:50:55 +01:00
Janik Besendorf 801c464492 - Remove timeline_detected and route to alertstore 2025-11-07 19:05:39 +01:00
Janik Besendorf 6d1d499c4e . 2025-11-07 18:52:31 +01:00
Janik Besendorf cc7781e255 move indicator_match to alert object 2025-11-07 18:50:35 +01:00
Janik Besendorf c6837a455a update alerts.py 2025-11-07 18:25:20 +01:00
Janik Besendorf b1f0a2de06 update alerts.py 2025-11-07 18:22:08 +01:00
Janik Besendorf d259ab4810 Remove slug from alertstore calls 2025-11-07 18:20:36 +01:00
Janik Besendorf d4b970c7c0 Log alerts on add 2025-11-07 18:07:41 +01:00
Janik Besendorf 4b6a101cc7 Fix remaining test errors
- Add log_latest() call in root_binaries to log each alert
- Fix UnboundLocalError in cmd_check_androidqf by initializing bugreport variable
- Remove incorrect backup.close() call since load_backup() returns bytes
- Remove duplicate from_ab method in cmd_check_backup that was using old attributes
2025-11-07 17:14:47 +01:00
Janik Besendorf 5b1f4df7a4 Fix alertstore method calls - use high() instead of warning() 2025-11-07 16:49:05 +01:00
Janik Besendorf 301582d7dd Update tests to use alertstore instead of detected attribute 2025-11-07 16:46:20 +01:00
Janik Besendorf af8c56675b Fix root_binaries and mounts modules to use alertstore 2025-11-07 16:42:09 +01:00
Janik Besendorf 2302e74a86 Merge refactor/structured-alerting into v2
Resolved conflicts:
- pyproject.toml: Used v2 pinned dependency versions
- Removed cmd_check_adb.py (deleted in refactor branch)
- Updated all command files to include disable_version_check and disable_indicator_check flags
- Adopted new AlertStore system from refactor branch
- Updated version to 3.0.0
- Kept VirusTotal functionality commented out
- Consolidated imports and module lists
- Adopted refactor branch's simplified JSON loading
- Updated iOS modules to use new alertstore approach
2025-11-07 16:38:53 +01:00
Donncha Ó Cearbhaill e9e621640b Close open archive (zip/tar) file handles 2025-10-06 10:07:16 +02:00
Donncha Ó Cearbhaill 05ad7d274c Fix profile events log line 2025-10-06 09:50:43 +02:00
Donncha Ó Cearbhaill 70d646af78 Quote STIX path in log line 2025-10-06 09:50:24 +02:00
Donncha Ó Cearbhaill 2d547662f8 Rework old detections tracking into stuctured alert levels 2025-02-19 23:46:03 +01:00
Donncha Ó Cearbhaill ca0bc46f11 Fix up, remove ADB module base 2025-02-16 00:30:45 +01:00
Donncha Ó Cearbhaill 1b03002a00 Major refactor to add structured alerting and typed indicators
This commit makes a structural change to MVT by changing binary
detected/not detected logic into a structured multi-level system
of alerts. This gives far more power to extend MVT and manage
alerts.

This commit also begins the process of adding proper typing for
key objects used in MVT including Indicators, IndicatorMatches,
and ModuleResults. This will also be keep to programmatically using
the output of MVT.
2025-02-16 00:16:34 +01:00
Donncha Ó Cearbhaill 6bac787cb5 Remove check-apk code and old dependencies 2025-02-16 00:00:09 +01:00
Donncha Ó Cearbhaill 064b9fbeb9 Remove check-adb command and update docs 2025-02-15 22:47:42 +01:00
Donncha Ó Cearbhaill 4c1cdf5129 Raise the proper NoAndroidQFBackup exception when a back-up isn't found 2025-02-11 15:04:48 +01:00
Donncha Ó Cearbhaill a08c24b02a Deduplicate modules which are run by the sub-commands. 2025-02-10 20:32:51 +01:00
Donncha Ó Cearbhaill 5d696350dc Run bugreport and backup modules during check-androidqf
Adding support to automatically run ADB backup and bugreport modules
automatically when running the check-androidqf command. This is a first
step to deduplicate the code for Android modules.
2025-02-10 19:28:20 +01:00
105 changed files with 1919 additions and 4834 deletions

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+1 -3
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@@ -5,9 +5,7 @@
version: 2
updates:
- package-ecosystem: "uv" # See documentation for possible values
- package-ecosystem: "pip" # See documentation for possible values
directory: "/" # Location of package manifests
schedule:
interval: "weekly"
cooldown:
default-days: 7
+7 -9
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@@ -7,19 +7,17 @@ jobs:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v6
- uses: actions/checkout@v4
- name: Setup Python
uses: actions/setup-python@v6
uses: actions/setup-python@v4
with:
python-version: "3.10"
- name: Install uv
uses: astral-sh/setup-uv@v7
with:
enable-cache: true
python-version: 3.9
cache: 'pip'
- name: Checkout
uses: actions/checkout@master
- name: Install Dependencies
run: |
uv sync --locked --group dev
pip install mypy
- name: mypy
run: |
make mypy
+11 -29
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@@ -4,8 +4,6 @@ name: Create and publish a Docker image
# Configures this workflow to run every time a release is published.
on:
workflow_dispatch:
push:
branches: [main]
release:
types: [published]
@@ -25,18 +23,9 @@ jobs:
attestations: write
id-token: write
#
strategy:
matrix:
platform:
- dockerfile: "Dockerfile"
tag-suffix: ""
- dockerfile: "Dockerfile.ios"
tag-suffix: "-ios"
- dockerfile: "Dockerfile.android"
tag-suffix: "-android"
steps:
- name: Checkout repository
uses: actions/checkout@v6
uses: actions/checkout@v4
# Uses the `docker/login-action` action to log in to the Container registry registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here.
- name: Log in to the Container registry
uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
@@ -47,33 +36,26 @@ jobs:
# This step uses [docker/metadata-action](https://github.com/docker/metadata-action#about) to extract tags and labels that will be applied to the specified image. The `id` "meta" allows the output of this step to be referenced in a subsequent step. The `images` value provides the base name for the tags and labels.
- name: Extract metadata (tags, labels) for Docker
id: meta
uses: docker/metadata-action@v5
uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
with:
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
flavor: |
latest=false
tags: |
type=raw,value=latest,enable={{ is_default_branch }},suffix=${{ matrix.platform.tag-suffix }}
type=raw,enable=${{ github.event_name == 'release' || github.ref_type == 'tag' }},value=stable,suffix=${{ matrix.platform.tag-suffix }}
type=raw,enable=${{ github.event_name == 'release' }},value=${{ github.event.release.tag_name }},suffix=${{ matrix.platform.tag-suffix }}
type=raw,enable=${{ github.ref_type == 'tag' }},value=${{ github.ref_name }},suffix=${{ matrix.platform.tag-suffix }}
type=sha,suffix=${{ matrix.platform.tag-suffix }}
type=sha,format=long,suffix=${{ matrix.platform.tag-suffix }}
# This step sets up some additional capabilities to generate the provenance and sbom attestations
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
# This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
# It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see "[Usage](https://github.com/docker/build-push-action#usage)" in the README of the `docker/build-push-action` repository.
# It uses the `tags` and `labels` parameters to tag and label the image with the output from the "meta" step.
- name: Build and push Docker image
id: push
uses: docker/build-push-action@v6
uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
with:
file: ${{ matrix.platform.dockerfile }}
context: .
push: true
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
provenance: mode=max
sbom: true
# This step generates an artifact attestation for the image, which is an unforgeable statement about where and how it was built. It increases supply chain security for people who consume the image. For more information, see "[AUTOTITLE](/actions/security-guides/using-artifact-attestations-to-establish-provenance-for-builds)."
- name: Generate artifact attestation
uses: actions/attest-build-provenance@v1
with:
subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
subject-digest: ${{ steps.push.outputs.digest }}
push-to-registry: true
+7 -9
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@@ -11,19 +11,17 @@ jobs:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v6
- uses: actions/checkout@v4
- name: Setup Python
uses: actions/setup-python@v6
uses: actions/setup-python@v4
with:
python-version: "3.10"
- name: Install uv
uses: astral-sh/setup-uv@v7
with:
enable-cache: true
python-version: 3.9
cache: 'pip'
- name: Checkout
uses: actions/checkout@master
- name: Install Dependencies
run: |
uv sync --locked --group dev
pip install ruff
- name: ruff
run: |
make ruff
+4 -7
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@@ -15,18 +15,15 @@ jobs:
python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
steps:
- uses: actions/checkout@v6
- name: Install uv
uses: astral-sh/setup-uv@v7
with:
enable-cache: true
- uses: actions/checkout@v4
- name: Set up Python ${{ matrix.python-version }}
uses: actions/setup-python@v6
uses: actions/setup-python@v4
with:
python-version: ${{ matrix.python-version }}
- name: Install Python dependencies
run: |
uv sync --locked --group dev --python ${{ matrix.python-version }}
make install
make test-requirements
- name: Test with pytest
run: |
set -o pipefail
+2 -2
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@@ -16,7 +16,7 @@ jobs:
- name: Run script to fetch latest iOS releases from Apple RSS feed.
run: python3 .github/workflows/scripts/update-ios-releases.py
- name: Create Pull Request
uses: peter-evans/create-pull-request@v8
uses: peter-evans/create-pull-request@v5
with:
title: '[auto] Update iOS releases and versions'
commit-message: Add new iOS versions and build numbers
@@ -27,4 +27,4 @@ jobs:
add-paths: |
*.json
labels: |
automated pr
automated pr
+1 -4
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@@ -86,9 +86,6 @@ ipython_config.py
# pyenv
.python-version
# uv project Python version
!.python-version
# pipenv
# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
# However, in case of collaboration, if having platform-specific dependencies or dependencies
@@ -141,4 +138,4 @@ dmypy.json
.idea
# Sublime Text project files
*.sublime*
*.sublime*
-1
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@@ -1 +0,0 @@
3.10
+4 -6
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@@ -6,16 +6,14 @@
version: 2
build:
os: "ubuntu-24.04"
os: "ubuntu-22.04"
tools:
python: "3.11"
mkdocs:
configuration: mkdocs.yml
# Optionally set the version of Python and requirements required to build your docs
python:
install:
- method: uv
command: sync
groups:
- docs
install:
- requirements: docs/requirements.txt
+14 -11
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@@ -1,6 +1,6 @@
# Base image for building libraries
# ---------------------------------
FROM ubuntu:22.04 AS build-base
FROM ubuntu:22.04 as build-base
ARG DEBIAN_FRONTEND=noninteractive
@@ -22,7 +22,7 @@ RUN apt-get update \
# libplist
# --------
FROM build-base AS build-libplist
FROM build-base as build-libplist
# Build
RUN git clone https://github.com/libimobiledevice/libplist && cd libplist \
@@ -32,7 +32,7 @@ RUN git clone https://github.com/libimobiledevice/libplist && cd libplist \
# libimobiledevice-glue
# ---------------------
FROM build-base AS build-libimobiledevice-glue
FROM build-base as build-libimobiledevice-glue
# Install dependencies
COPY --from=build-libplist /build /
@@ -45,7 +45,7 @@ RUN git clone https://github.com/libimobiledevice/libimobiledevice-glue && cd li
# libtatsu
# --------
FROM build-base AS build-libtatsu
FROM build-base as build-libtatsu
# Install dependencies
COPY --from=build-libplist /build /
@@ -58,7 +58,7 @@ RUN git clone https://github.com/libimobiledevice/libtatsu && cd libtatsu \
# libusbmuxd
# ----------
FROM build-base AS build-libusbmuxd
FROM build-base as build-libusbmuxd
# Install dependencies
COPY --from=build-libplist /build /
@@ -72,7 +72,7 @@ RUN git clone https://github.com/libimobiledevice/libusbmuxd && cd libusbmuxd \
# libimobiledevice
# ----------------
FROM build-base AS build-libimobiledevice
FROM build-base as build-libimobiledevice
# Install dependencies
COPY --from=build-libplist /build /
@@ -88,7 +88,7 @@ RUN git clone https://github.com/libimobiledevice/libimobiledevice && cd libimob
# usbmuxd
# -------
FROM build-base AS build-usbmuxd
FROM build-base as build-usbmuxd
# Install dependencies
COPY --from=build-libplist /build /
@@ -103,8 +103,7 @@ RUN git clone https://github.com/libimobiledevice/usbmuxd && cd usbmuxd \
# Create main image
FROM ubuntu:24.04 AS main
COPY --from=ghcr.io/astral-sh/uv:0.11.8 /uv /uvx /usr/local/bin/
FROM ubuntu:24.04 as main
LABEL org.opencontainers.image.url="https://mvt.re"
LABEL org.opencontainers.image.documentation="https://docs.mvt.re"
@@ -134,8 +133,12 @@ COPY --from=build-usbmuxd /build /
# Install mvt using the locally checked out source
COPY . mvt/
RUN uv pip install --system --break-system-packages --no-cache ./mvt \
&& rm -rf mvt
RUN apt-get update \
&& apt-get install -y git python3-pip \
&& PIP_NO_CACHE_DIR=1 pip3 install --break-system-packages ./mvt \
&& apt-get remove -y python3-pip git && apt-get autoremove -y \
&& rm -rf /var/lib/apt/lists/* \
&& rm -rf mvt
# Installing ABE
ADD --checksum=sha256:a20e07f8b2ea47620aff0267f230c3f1f495f097081fd709eec51cf2a2e11632 \
+2 -3
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@@ -1,6 +1,5 @@
# Create main image
FROM python:3.10.14-alpine3.20 AS main
COPY --from=ghcr.io/astral-sh/uv:0.11.8 /uv /uvx /usr/local/bin/
FROM python:3.10.14-alpine3.20 as main
LABEL org.opencontainers.image.url="https://mvt.re"
LABEL org.opencontainers.image.documentation="https://docs.mvt.re"
@@ -21,7 +20,7 @@ RUN apk add --no-cache \
# Install mvt
COPY ./ mvt
RUN apk add --no-cache --virtual .build-deps gcc musl-dev \
&& uv pip install --system --no-cache ./mvt \
&& PIP_NO_CACHE_DIR=1 pip3 install ./mvt \
&& apk del .build-deps gcc musl-dev && rm -rf ./mvt
# Installing ABE
+9 -10
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@@ -1,6 +1,6 @@
# Base image for building libraries
# ---------------------------------
FROM ubuntu:22.04 AS build-base
FROM ubuntu:22.04 as build-base
ARG DEBIAN_FRONTEND=noninteractive
@@ -22,7 +22,7 @@ RUN apt-get update \
# libplist
# --------
FROM build-base AS build-libplist
FROM build-base as build-libplist
# Build
RUN git clone https://github.com/libimobiledevice/libplist && cd libplist \
@@ -32,7 +32,7 @@ RUN git clone https://github.com/libimobiledevice/libplist && cd libplist \
# libimobiledevice-glue
# ---------------------
FROM build-base AS build-libimobiledevice-glue
FROM build-base as build-libimobiledevice-glue
# Install dependencies
COPY --from=build-libplist /build /
@@ -45,7 +45,7 @@ RUN git clone https://github.com/libimobiledevice/libimobiledevice-glue && cd li
# libtatsu
# --------
FROM build-base AS build-libtatsu
FROM build-base as build-libtatsu
# Install dependencies
COPY --from=build-libplist /build /
@@ -58,7 +58,7 @@ RUN git clone https://github.com/libimobiledevice/libtatsu && cd libtatsu \
# libusbmuxd
# ----------
FROM build-base AS build-libusbmuxd
FROM build-base as build-libusbmuxd
# Install dependencies
COPY --from=build-libplist /build /
@@ -72,7 +72,7 @@ RUN git clone https://github.com/libimobiledevice/libusbmuxd && cd libusbmuxd \
# libimobiledevice
# ----------------
FROM build-base AS build-libimobiledevice
FROM build-base as build-libimobiledevice
# Install dependencies
COPY --from=build-libplist /build /
@@ -88,7 +88,7 @@ RUN git clone https://github.com/libimobiledevice/libimobiledevice && cd libimob
# usbmuxd
# -------
FROM build-base AS build-usbmuxd
FROM build-base as build-usbmuxd
# Install dependencies
COPY --from=build-libplist /build /
@@ -104,8 +104,7 @@ RUN git clone https://github.com/libimobiledevice/usbmuxd && cd usbmuxd \
# Main image
# ----------
FROM python:3.10.14-alpine3.20 AS main
COPY --from=ghcr.io/astral-sh/uv:0.11.8 /uv /uvx /usr/local/bin/
FROM python:3.10.14-alpine3.20 as main
LABEL org.opencontainers.image.url="https://mvt.re"
LABEL org.opencontainers.image.documentation="https://docs.mvt.re"
@@ -132,7 +131,7 @@ COPY --from=build-usbmuxd /build /
# Install mvt using the locally checked out source
COPY ./ mvt
RUN apk add --no-cache --virtual .build-deps git gcc musl-dev \
&& uv pip install --system --no-cache ./mvt \
&& PIP_NO_CACHE_DIR=1 pip3 install ./mvt \
&& apk del .build-deps git gcc musl-dev && rm -rf ./mvt
ENTRYPOINT [ "/usr/local/bin/mvt-ios" ]
+11 -11
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@@ -1,39 +1,39 @@
PWD = $(shell pwd)
UV ?= uv
check: ruff mypy
ruff:
$(UV) run ruff check .
ruff check .
mypy:
$(UV) run mypy
mypy
test:
$(UV) run pytest
python3 -m pytest
test-ci:
$(UV) run pytest -v
python3 -m pytest -v
install:
$(UV) sync
python3 -m pip install --upgrade -e .
test-requirements:
$(UV) sync --group dev
python3 -m pip install --upgrade --group dev
generate-proto-parsers:
# Generate python parsers for protobuf files
PROTO_FILES=$$(find src/mvt/android/parsers/proto/ -iname "*.proto"); \
$(UV) run protoc -Isrc/mvt/android/parsers/proto/ --python_betterproto2_out=src/mvt/android/parsers/proto/ $$PROTO_FILES
protoc -Isrc/mvt/android/parsers/proto/ --python_betterproto_out=src/mvt/android/parsers/proto/ $$PROTO_FILES
clean:
rm -rf $(PWD)/build $(PWD)/dist $(PWD)/src/mvt.egg-info
dist:
$(UV) build
python3 -m pip install --upgrade build
python3 -m build
upload:
$(UV) tool run twine upload dist/*
python3 -m twine upload dist/*
test-upload:
$(UV) tool run twine upload --repository testpypi dist/*
python3 -m twine upload --repository testpypi dist/*
-15
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@@ -4,9 +4,6 @@
# Mobile Verification Toolkit
> [!IMPORTANT]
> We recently merged the "v3" branch. This introduced breaking changes. If you relied on mvt output in other scripts They might have broken. More details: https://github.com/mvt-project/mvt/issues/757
[![](https://img.shields.io/pypi/v/mvt)](https://pypi.org/project/mvt/)
[![Documentation Status](https://readthedocs.org/projects/mvt/badge/?version=latest)](https://docs.mvt.re/en/latest/?badge=latest)
[![CI](https://github.com/mvt-project/mvt/actions/workflows/tests.yml/badge.svg)](https://github.com/mvt-project/mvt/actions/workflows/tests.yml)
@@ -41,18 +38,6 @@ MVT can be installed from sources or from [PyPI](https://pypi.org/project/mvt/)
pip3 install mvt
```
You can also install MVT from PyPI with [uv](https://docs.astral.sh/uv/). First, install uv:
```bash
curl -LsSf https://astral.sh/uv/install.sh | sh
```
Then install MVT as a command-line tool:
```bash
uv tool install mvt
```
For alternative installation options and known issues, please refer to the [documentation](https://docs.mvt.re/en/latest/install/) as well as [GitHub Issues](https://github.com/mvt-project/mvt/issues).
+36 -15
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@@ -1,29 +1,50 @@
# ADB Analysis Removed
# Check over ADB
The ability to analyze Android devices directly over the [Android Debug Bridge (adb)](https://developer.android.com/studio/command-line/adb) has been removed from MVT.
In order to check an Android device over the [Android Debug Bridge (adb)](https://developer.android.com/studio/command-line/adb) you will first need to install [Android SDK Platform Tools](https://developer.android.com/studio/releases/platform-tools). If you have installed [Android Studio](https://developer.android.com/studio/) you should already have access to `adb` and other utilities.
Use [AndroidQF](https://github.com/mvt-project/androidqf) to collect forensic artifacts from an Android device, then analyze the collected output with:
While many Linux distributions already package Android Platform Tools (for example `android-platform-tools-base` on Debian), it is preferable to install the most recent version from the official website. Packaged versions might be outdated and incompatible with most recent Android handsets.
Next you will need to enable debugging on the Android device you are testing. [Please follow the official instructions on how to do so.](https://developer.android.com/studio/command-line/adb)
## Connecting over USB
The easiest way to check the device is over a USB transport. You will need to have USB debugging enabled and the device plugged into your computer. If everything is configured appropriately you should see your device when launching the command `adb devices`.
Now you can try launching MVT with:
```bash
mvt-android check-androidqf /path/to/androidqf-output
mvt-android check-adb --output /path/to/results
```
For a standalone Android bug report, use:
!!! warning
The `check-adb` command is deprecated and will be removed in a future release.
Whenever possible, prefer acquiring device data using the AndroidQF project (https://github.com/mvt-project/androidqf/) and then analyze those acquisitions with MVT.
```bash
mvt-android check-bugreport /path/to/bugreport.zip
```
Running `mvt-android check-adb` will also emit a runtime deprecation warning advising you to migrate to AndroidQF.
## Reasons for Removal
If you have previously started an adb daemon MVT will alert you and require you to kill it with `adb kill-server` and relaunch the command.
!!! warning
The `mvt-android check-adb` command has been deprecated and removed from MVT.
The ability to analyze Android devices over ADB (`mvt-android check-adb`) has been removed from MVT due to several technical and forensic limitations.
## Reasons for Deprecation
1. **Inconsistent Data Collection Across Devices**
Android devices vary significantly in system architecture, security policy, and diagnostic log availability. This made it difficult to collect reliable forensic data across devices.
Android devices vary significantly in their system architecture, security policies, and available diagnostic logs. This inconsistency makes it difficult to ensure that MVT can reliably collect necessary forensic data across all devices.
2. **Incomplete Forensic Data Acquisition**
Direct ADB analysis did not retrieve a complete forensic snapshot. Critical artifacts such as full bug reports could be missing.
The `check-adb` command did not retrieve a full forensic snapshot of all available data on the device. For example, critical logs such as the **full bugreport** were not systematically collected, leading to potential gaps in forensic analysis. This can be a serious problem in scenarios where the analyst only had one time access to the Android device.
3. **Duplicated Analysis Paths**
Similar artifacts were parsed through separate ADB, AndroidQF, and bugreport modules, which made behavior harder to keep consistent.
4. **Code Duplication and Difficulty Ensuring Consistent Behavior Across Sources**
Similar forensic data such as "dumpsys" logs were being loaded and parsed by MVT's ADB, AndroidQF and Bugreport commands. Multiple modules were needed to handle each source format which created duplication leading to inconsistent
behavior and difficulties in maintaining the code base.
4. **Workflow Consistency**
MVT now focuses on analyzing acquired artifacts rather than interacting with live devices directly.
5. **Alignment with iOS Workflow**
MVT’s forensic workflow for iOS relies on pre-extracted artifacts, such as iTunes backups or filesystem dumps, rather than preforming commands or interactions directly on a live device. Removing the ADB functionality ensures a more consistent methodology across both Android and iOS mobile forensic.
## Alternative: Using AndroidQF for Forensic Data Collection
To replace the deprecated ADB-based approach, forensic analysts should use [AndroidQF](https://github.com/mvt-project/androidqf) for comprehensive data collection, followed by MVT for forensic analysis. The workflow is outlined in the MVT [Android methodology](./methodology.md)
+28
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@@ -0,0 +1,28 @@
# Downloading APKs from an Android phone
MVT allows you to attempt to download all available installed packages (APKs) from a device in order to further inspect them and potentially identify any which might be malicious in nature.
You can do so by launching the following command:
```bash
mvt-android download-apks --output /path/to/folder
```
It might take several minutes to complete.
!!! info
MVT will likely warn you it was unable to download certain installed packages. There is no reason to be alarmed: this is typically expected behavior when MVT attempts to download a system package it has no privileges to access.
Optionally, you can decide to enable lookups of the SHA256 hash of all the extracted APKs on [VirusTotal](https://www.virustotal.com). While these lookups do not provide any conclusive assessment on all of the extracted APKs, they might highlight any known malicious ones:
```bash
MVT_VT_API_KEY=<key> mvt-android download-apks --output /path/to/folder --virustotal
```
Please note that in order to use VirusTotal lookups you are required to provide your own API key through the `MVT_VT_API_KEY` environment variable. You should also note that VirusTotal enforces strict API usage. Be mindful that MVT might consume your hourly search quota.
In case you have a previous extraction of APKs you want to later check against VirusTotal, you can do so with the following arguments:
```bash
MVT_VT_API_KEY=<key> mvt-android download-apks --from-file /path/to/folder/apks.json --virustotal
```
-82
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@@ -1,82 +0,0 @@
# Check Android Intrusion Logs
Recent versions of Android can produce structured *Intrusion Logs* — newline-delimited JSON records derived from the platform's [SecurityLog API](https://developer.android.com/reference/android/app/admin/SecurityLog). Intrusion Logging is offered as a new option under Android's **Advanced Protection Mode**, which users can opt into on their device; no MDM or device-policy configuration is required. When enabled, these logs provide a high-fidelity record of process starts, DNS queries, outbound network connections, ADB activity, keyguard events, and other security-relevant operations. The initial Intrusion Logging feature was released for Android 16 in May 2026. The feature and supported events is likely to be expanded over time.
For background on how this data source was introduced and why it is forensically valuable, see the Amnesty International Security Lab announcement: [Android Intrusion Logging as a new source of data for consensual forensic analysis](https://securitylab.amnesty.org/latest/2026/05/android-intrusion-logging-as-a-new-source-of-data-for-consensual-forensic-analysis/).
## Recommended workflow: collect with AndroidQF
[AndroidQF](https://github.com/mvt-project/androidqf) is the recommended way to acquire data from an Android device for analysis with MVT. During acquisition AndroidQF will prompt the user to also collect intrusion logs from the device, and writes them into an `intrusion-logs/` subdirectory of the acquisition output.
When you analyse such an acquisition with `mvt-android check-androidqf`, MVT automatically detects the `intrusion-logs/` directory and runs the same intrusion-log checks described below — there is no need to invoke a separate command:
```bash
mvt-android check-androidqf --output /path/to/results/ /path/to/androidqf-output/
```
The device timezone is read from the AndroidQF acquisition (`getprop.txt`) and applied to event timestamps automatically.
## Standalone command: `check-intrusion-logs`
The `mvt-android check-intrusion-logs` command runs the intrusion-log analysis directly against a set of log files. Prefer the AndroidQF workflow above; use the standalone command when the intrusion logs were collected outside of an AndroidQF acquisition, or when re-analysing only a set of intrusion logs.
## Expected input
`check-intrusion-logs` accepts either:
- a **directory** containing one or more `.txt` files (recursively), or
- a **`.zip` archive** containing such `.txt` files (nested `.zip` archives are also walked).
Each `.txt` file is expected to contain newline-delimited JSON, with one JSON object per line. Each object wraps a single event under a top-level key indicating its type, for example:
```json
{"dns_event": {"event_time": 1746979200000, "hostname": "example.com", "ip_addresses": ["93.184.216.34"], "package_name": "com.example.app"}}
{"connect_event": {"event_time": 1746979201000, "ip_address": "93.184.216.34", "port": 443, "package_name": "com.example.app"}}
{"security_event": {"event_time": 1746979202000, "tag": 210005, "data": ["..."]}}
```
Identical events that appear across multiple overlapping log files (e.g. daily rotations) are de-duplicated on a first-seen basis.
## Running the analysis
```bash
mvt-android check-intrusion-logs --output /path/to/results/ /path/to/intrusion-logs/
```
A `.zip` archive can be passed directly in place of the directory:
```bash
mvt-android check-intrusion-logs --output /path/to/results/ /path/to/intrusion-logs.zip
```
### Options
| Option | Description |
| --- | --- |
| `-i, --iocs PATH` | Path to a STIX2 indicator file. May be passed multiple times. |
| `-o, --output PATH` | Directory where JSON results and the timeline CSV will be written. |
| `-l, --list-modules` | List the available intrusion-log modules and exit. |
| `-m, --module NAME` | Run a single module (e.g. `DnsEvent`) instead of all of them. |
| `-t, --timezone TZ` | IANA timezone name for the device (e.g. `Europe/Paris`). When set, event timestamps are converted to the device's local time instead of UTC. |
| `-v, --verbose` | Verbose logging. |
## Modules
The command runs the following modules over the parsed events:
- **`DnsEvent`** — DNS resolution events. Hostnames and resolved IP addresses are checked against domain indicators, and the requesting `package_name` is checked against app-identifier indicators.
- **`ConnectEvent`** — Outbound network connection events. Destination IPs (with localhost addresses skipped) are checked against domain indicators, and `package_name` is checked against app-identifier indicators.
- **`SecurityEvent`** — Security log events keyed by Android `SecurityLog` tag IDs (e.g. `app_process_start`, `adb_shell_cmd`, `keyguard_dismissed`, `os_startup`, `cert_*` events). These are surfaced in the timeline to help reconstruct device activity around suspected events.
All three modules share a single pre-parsing pass over the input, so adding more modules in the future does not multiply I/O cost. Additional modules will be added in the future to support new event types which are generated by the Intrusion Logging feature.
## Interpreting results
A successful IOC match raises a `CRITICAL` alert that includes the matched indicator, the offending event, and the event timestamp. Alerts are summarised at the end of the run and persisted alongside the per-module JSON results.
When `--timezone` is provided, timestamps in the timeline and JSON output reflect the device's local wall-clock time. Otherwise timestamps are in UTC, consistent with the rest of MVT.
## Limitations
- This page assumes the intrusion logs have already been collected from the device. The recommended collection path is via AndroidQF (see above); intrusion logging itself must have been enabled on the device beforehand by opting into Android's Advanced Protection mode and also enabling the optional Intrusion Logging feature (see the [Amnesty blog post](https://securitylab.amnesty.org/latest/2026/05/android-intrusion-logging-as-a-new-source-of-data-for-consensual-forensic-analysis/) for details).
- As with all IOC-based analysis, public indicators alone are not sufficient to conclude that a device is uncompromised. See the [Indicators of Compromise](../iocs.md) page for context.
+3 -9
View File
@@ -38,17 +38,11 @@ By separating artifact collection from forensic analysis, this approach ensures
For more information, refer to the [AndroidQF project documentation](https://github.com/mvt-project/androidqf).
## Android Intrusion Logs
## Check the device over Android Debug Bridge
On devices where the user has opted into Android's [**Advanced Protection Mode**](https://support.google.com/android/answer/16339980) and turned on the optional Intrusion Logging featrue, Android can create and archive structured *Intrusion Logs* in an encrypted format. These logs record DNS queries, outbound network connections, process starts, ADB activity and other security-relevant events, and are a high-fidelity complement to the rest of an AndroidQF acquisition. The logs are generated on-device and encrypted before being stored in the Google account associated with the device. The encryption key is protected by the user device PIN. The intrusion log data is not accessible to Google.
The ability to analyze Android devices over ADB (`mvt-android check-adb`) has been removed from MVT.
AndroidQF will prompt the user to download, decrypt and collect device intrusion logs as part of an acquisition. When they are present, `mvt-android check-androidqf` will automatically run the intrusion-log checks alongside the other AndroidQF modules — no extra command is required. This is the recommended workflow for Android forensic analysis with MVT.
For cases where intrusion logs were collected outside of an AndroidQF acquisition, the standalone `mvt-android check-intrusion-logs` command can analyse them directly. See [Check Android Intrusion Logs](intrusion_logs.md) for details, and the [feature announcment from Amnesty International's Security Lab](https://securitylab.amnesty.org/latest/2026/05/android-intrusion-logging-as-a-new-source-of-data-for-consensual-forensic-analysis/) for background on the data source.
## Android Debug Bridge analysis removed
The ability to analyze Android devices directly over ADB has been removed from MVT. Direct extraction of data from ADB was error-prone and frequently resulted in inconsistent data collection between ADB and AndroidQF acquisitions. Use AndroidQF for device acquisition and `mvt-android check-androidqf` for analysis.
See the [Android ADB documentation](./adb.md) for more information.
## Check an Android Backup (SMS messages)
+2 -10
View File
@@ -2,17 +2,9 @@
The Mobile Verification Toolkit team welcomes contributions of new forensic modules or other contributions which help improve the software.
## Local environment
MVT uses `uv` for dependency management. To install the project and development dependencies from the locked environment, run:
```bash
make install
```
## Testing
MVT uses `pytest` for unit and integration tests. Code style consistency is maintained with `ruff` and `mypy`. All can
MVT uses `pytest` for unit and integration tests. Code style consistency is maintained with `flake8`, `ruff` and `black`. All can
be run automatically with:
```bash
@@ -32,4 +24,4 @@ MVT modules can be profiled with Python built-in `cProfile` by setting the `MVT_
MVT_PROFILE=1 dev/mvt-ios check-backup test_backup
```
Open an issue or PR if you are encountering significant performance issues when analyzing a device with MVT.
Open an issue or PR if you are encountering significant performance issues when analyzing a device with MVT.
+5
View File
@@ -0,0 +1,5 @@
mkdocs==1.6.1
mkdocs-autorefs==1.4.3
mkdocs-material==9.6.20
mkdocs-material-extensions==1.3.1
mkdocstrings==1.0.0
+2 -1
View File
@@ -42,8 +42,9 @@ nav:
- Records extracted by mvt-ios: "ios/records.md"
- MVT for Android:
- Android Forensic Methodology: "android/methodology.md"
- Check over ADB: "android/adb.md"
- Check an Android Backup (SMS messages): "android/backup.md"
- Check Android Intrusion Logs: "android/intrusion_logs.md"
- Download APKs: "android/download_apks.md"
- Indicators of Compromise: "iocs.md"
- Development: "development.md"
- License: "license.md"
+12 -21
View File
@@ -17,25 +17,25 @@ classifiers = [
"Programming Language :: Python",
]
dependencies = [
"click==8.3.2",
"rich==14.3.3",
"click==8.3.1",
"rich==14.1.0",
"tld==0.13.1",
"requests==2.33.1",
"requests==2.33.0",
"simplejson==3.20.2",
"packaging==26.0",
"packaging==25.0",
"appdirs==1.4.4",
"iOSbackup==0.9.925",
"adb-shell[usb]==0.4.4",
"libusb1==3.3.1",
"cryptography==47.0.0",
"cryptography==46.0.6",
"PyYAML>=6.0.2",
"pyahocorasick==2.2.0",
"betterproto2==0.9.1",
"pydantic==2.13.3",
"pydantic-settings==2.13.1",
"betterproto==1.2.5",
"pydantic==2.12.5",
"pydantic-settings==2.10.1",
"NSKeyedUnArchiver==1.5.2",
"python-dateutil==2.9.0.post0",
"tzdata==2026.2",
"tzdata==2025.2",
]
requires-python = ">= 3.10"
@@ -57,17 +57,7 @@ dev = [
"stix2>=3.0.1",
"ruff>=0.1.6",
"mypy>=1.7.1",
"betterproto2-compiler",
"types-PyYAML>=6.0.12.20250516",
"types-python-dateutil>=2.9.0.20250822",
"types-requests>=2.32.4.20250913",
]
docs = [
"mkdocs==1.6.1",
"mkdocs-autorefs==1.4.4",
"mkdocs-material==9.7.6",
"mkdocs-material-extensions==1.3.1",
"mkdocstrings==1.0.4",
"betterproto[compiler]",
]
[build-system]
@@ -81,7 +71,8 @@ omit = ["tests/*"]
directory = "htmlcov"
[tool.mypy]
install_types = false
install_types = true
non_interactive = true
ignore_missing_imports = true
packages = "src"
@@ -91,10 +91,10 @@ class DumpsysBatteryDailyArtifact(AndroidArtifact):
# Check for uninstall (version 0)
if vers_nr == "0":
self.alertstore.medium(
f"Detected uninstall of package {package_name} (vers 0)",
self.log.warning(
"Detected uninstall of package %s (vers 0) on %s",
package_name,
daily["from"],
update_record,
)
# Check for downgrade
elif package_name in package_versions:
@@ -104,11 +104,12 @@ class DumpsysBatteryDailyArtifact(AndroidArtifact):
if current_vers < previous_vers:
update_record["action"] = "downgrade"
update_record["previous_vers"] = str(previous_vers)
self.alertstore.medium(
f"Detected downgrade of package {package_name} "
f"from vers {previous_vers} to vers {current_vers}",
self.log.warning(
"Detected downgrade of package %s from vers %d to vers %d on %s",
package_name,
previous_vers,
current_vers,
daily["from"],
update_record,
)
except ValueError:
# If version numbers aren't integers, skip comparison
@@ -22,6 +22,7 @@ class DumpsysPackagesArtifact(AndroidArtifact):
"",
result,
)
self.alertstore.log_latest()
continue
if not self.indicators:
@@ -32,6 +33,7 @@ class DumpsysPackagesArtifact(AndroidArtifact):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
def serialize(self, record: ModuleAtomicResult) -> ModuleSerializedResult:
records = []
+5 -5
View File
@@ -154,7 +154,7 @@ class Mounts(AndroidArtifact):
):
continue
suspicious_mounts.append(mount)
self.alertstore.medium(
self.alertstore.high(
f"Suspicious mount options found for {mount_point}: {', '.join(suspicious_opts)}",
"",
mount,
@@ -180,18 +180,18 @@ class Mounts(AndroidArtifact):
ioc = self.indicators.check_file_path(mount.get("mount_point", ""))
if ioc:
self.alertstore.critical(
ioc.message,
f"Mount point matches indicator: {mount.get('mount_point', '')}",
"",
mount,
matched_indicator=ioc.ioc,
matched_indicator=ioc,
)
# Check device paths for indicators
ioc = self.indicators.check_file_path(mount.get("device", ""))
if ioc:
self.alertstore.critical(
ioc.message,
f"Device path matches indicator: {mount.get('device', '')}",
"",
mount,
matched_indicator=ioc.ioc,
matched_indicator=ioc,
)
@@ -6,8 +6,8 @@
import datetime
from typing import List, Optional
import betterproto
import pydantic
import betterproto2
from dateutil import parser
from mvt.android.parsers.proto.tombstone import Tombstone
@@ -131,7 +131,7 @@ class TombstoneCrashArtifact(AndroidArtifact):
"""Parse Android tombstone crash files from a protobuf object."""
tombstone_pb = Tombstone().parse(data)
tombstone_dict = tombstone_pb.to_dict(
casing=betterproto2.Casing.SNAKE, include_default_values=True
betterproto.Casing.SNAKE, include_default_values=True
)
# Add some extra metadata
+1 -76
View File
@@ -16,7 +16,6 @@ from mvt.common.help import (
HELP_MSG_CHECK_ANDROIDQF,
HELP_MSG_CHECK_BUGREPORT,
HELP_MSG_CHECK_IOCS,
HELP_MSG_CHECK_INTRUSION_LOGS,
HELP_MSG_DISABLE_INDICATOR_UPDATE_CHECK,
HELP_MSG_DISABLE_UPDATE_CHECK,
HELP_MSG_HASHES,
@@ -36,8 +35,6 @@ from mvt.common.utils import init_logging, set_verbose_logging
from .cmd_check_androidqf import CmdAndroidCheckAndroidQF
from .cmd_check_backup import CmdAndroidCheckBackup
from .cmd_check_bugreport import CmdAndroidCheckBugreport
from .cmd_check_intrusion_logs import CmdAndroidCheckIntrusionLogs
from .modules.intrusion_logs import INTRUSION_LOGS_MODULES
from .modules.androidqf import ANDROIDQF_MODULES
from .modules.backup import BACKUP_MODULES
from .modules.backup.helpers import cli_load_android_backup_password
@@ -99,7 +96,6 @@ def version():
@click.pass_context
def check_adb(ctx):
log.error(HELP_MSG_CHECK_ADB_REMOVED_DESCRIPTION)
ctx.exit(1)
# ==============================================================================
@@ -269,75 +265,6 @@ def check_androidqf(
cmd.show_support_message()
# ==============================================================================
# Command: check-intrusion-logs
# ==============================================================================
@cli.command(
"check-intrusion-logs",
context_settings=CONTEXT_SETTINGS,
help=HELP_MSG_CHECK_INTRUSION_LOGS,
)
@click.option(
"--iocs",
"-i",
type=click.Path(exists=True),
multiple=True,
default=[],
help=HELP_MSG_IOC,
)
@click.option("--output", "-o", type=click.Path(exists=False), help=HELP_MSG_OUTPUT)
@click.option("--list-modules", "-l", is_flag=True, help=HELP_MSG_LIST_MODULES)
@click.option("--module", "-m", help=HELP_MSG_MODULE)
@click.option(
"--timezone",
"-t",
default=None,
help=(
"IANA timezone name for the device, for example 'Europe/Paris'. "
"When provided, event timestamps are expressed in the device's local "
"time instead of UTC."
),
)
@click.option("--verbose", "-v", is_flag=True, help=HELP_MSG_VERBOSE)
@click.argument("LOGS_PATH", type=click.Path(exists=True))
@click.pass_context
def check_intrusion_logs(
ctx,
iocs,
output,
list_modules,
module,
timezone,
verbose,
logs_path,
):
set_verbose_logging(verbose)
module_options = {}
if timezone:
module_options["device_timezone"] = timezone
cmd = CmdAndroidCheckIntrusionLogs(
target_path=logs_path,
results_path=output,
ioc_files=iocs,
module_name=module,
module_options=module_options if module_options else None,
disable_version_check=_get_disable_flags(ctx)[0],
disable_indicator_check=_get_disable_flags(ctx)[1],
)
if list_modules:
cmd.list_modules()
return
log.info("Checking intrusion logs at path: %s", logs_path)
cmd.run()
cmd.show_alerts_brief()
cmd.show_support_message()
# ==============================================================================
# Command: check-iocs
# ==============================================================================
@@ -356,9 +283,7 @@ def check_intrusion_logs(
@click.pass_context
def check_iocs(ctx, iocs, list_modules, module, folder):
cmd = CmdCheckIOCS(target_path=folder, ioc_files=iocs, module_name=module)
cmd.modules = (
BACKUP_MODULES + BUGREPORT_MODULES + ANDROIDQF_MODULES + INTRUSION_LOGS_MODULES
)
cmd.modules = BACKUP_MODULES + BUGREPORT_MODULES + ANDROIDQF_MODULES
if list_modules:
cmd.list_modules()
+1 -130
View File
@@ -5,14 +5,10 @@
import logging
import os
import shutil
import tempfile
import zipfile
from pathlib import Path
from typing import List, Optional
from mvt.android.artifacts.getprop import GetProp
from mvt.android.cmd_check_intrusion_logs import CmdAndroidCheckIntrusionLogs
from mvt.android.cmd_check_backup import CmdAndroidCheckBackup
from mvt.android.cmd_check_bugreport import CmdAndroidCheckBugreport
from mvt.common.command import Command
@@ -143,55 +139,6 @@ class CmdAndroidCheckAndroidQF(Command):
raise NoAndroidQFBackup
def _read_device_timezone(self) -> Optional[str]:
getprop_files = [
f for f in self.__files if f.replace("\\", "/").endswith("getprop.txt")
]
if not getprop_files:
self.log.warning(
"Could not find getprop.txt; intrusion log timestamps will use UTC."
)
return None
try:
content = self._get_file_content(getprop_files[0]).decode(
"utf-8", errors="ignore"
)
except Exception as exc:
self.log.warning("Could not read getprop.txt: %s", exc)
return None
props = GetProp()
props.parse(content)
timezone = props.get_device_timezone()
if timezone:
self.log.info(
"Device timezone identified from getprop.txt: %s",
timezone,
)
else:
self.log.warning(
"persist.sys.timezone not found in getprop.txt; "
"intrusion log timestamps will use UTC."
)
return timezone
def _get_file_content(self, file_path: str) -> bytes:
if self.__format == "zip" and self.__zip:
handle = self.__zip.open(file_path)
try:
return handle.read()
finally:
handle.close()
if self.__format == "dir" and self.target_path:
parent_path = Path(self.target_path).absolute().parent.as_posix()
with open(os.path.join(parent_path, file_path), "rb") as handle:
return handle.read()
raise FileNotFoundError(file_path)
def run_bugreport_cmd(self) -> bool:
bugreport = None
try:
@@ -247,85 +194,9 @@ class CmdAndroidCheckAndroidQF(Command):
self.alertstore.extend(cmd.alertstore.alerts)
return True
def run_intrusion_logs_cmd(self) -> bool:
intrusion_log_files = [
f
for f in self.__files
if "/intrusion_logs/" in f.replace("\\", "/")
or f.replace("\\", "/").startswith("intrusion_logs/")
]
if not intrusion_log_files:
self.log.info(
"No intrusion_logs folder found in AndroidQF data, "
"skipping intrusion logs analysis."
)
return False
self.log.info(
"Found intrusion_logs folder in AndroidQF data, running intrusion logs analysis."
)
intrusion_logs_path = None
temp_dir = None
try:
if self.__format == "dir" and self.target_path:
intrusion_logs_path = os.path.join(
os.path.abspath(self.target_path), "intrusion_logs"
)
if not os.path.isdir(intrusion_logs_path):
self.log.warning(
"intrusion_logs directory not found at %s",
intrusion_logs_path,
)
return False
elif self.__format == "zip" and self.__zip:
temp_dir = tempfile.mkdtemp(prefix="mvt_intrusion_logs_")
for entry in intrusion_log_files:
normalized = entry.replace("\\", "/")
idx = normalized.find("intrusion_logs/")
relative = normalized[idx + len("intrusion_logs/") :]
if not relative or relative.endswith("/"):
continue
target = os.path.join(temp_dir, relative)
os.makedirs(os.path.dirname(target), exist_ok=True)
with self.__zip.open(entry) as src, open(target, "wb") as dst:
dst.write(src.read())
intrusion_logs_path = temp_dir
else:
return False
adv_module_options = dict(self.module_options or {})
if device_timezone := self._read_device_timezone():
adv_module_options["device_timezone"] = device_timezone
cmd = CmdAndroidCheckIntrusionLogs(
target_path=intrusion_logs_path,
results_path=self.results_path,
ioc_files=self.ioc_files,
iocs=self.iocs,
module_options=adv_module_options,
hashes=self.hashes,
sub_command=True,
)
cmd.run()
self.timeline.extend(cmd.timeline)
self.alertstore.extend(cmd.alertstore.alerts)
return True
finally:
if temp_dir:
shutil.rmtree(temp_dir, ignore_errors=True)
def finish(self) -> None:
"""
Run nested modules if their respective files are found in AndroidQF data.
Run the bugreport and backup modules if the respective files are found in the AndroidQF data.
"""
self.run_bugreport_cmd()
self.run_backup_cmd()
self.run_intrusion_logs_cmd()
-113
View File
@@ -1,113 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
from typing import Optional
from mvt.common.command import Command
from mvt.common.indicators import Indicators
from .modules.intrusion_logs import (
INTRUSION_LOGS_MODULES,
KNOWN_INTRUSION_LOG_EVENT_TYPES,
)
from .modules.intrusion_logs.base import IntrusionLogsModule
log = logging.getLogger(__name__)
class CmdAndroidCheckIntrusionLogs(Command):
"""Command to check Android Intrusion Logging files."""
def __init__(
self,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
ioc_files: Optional[list] = None,
iocs: Optional[Indicators] = None,
module_name: Optional[str] = None,
serial: Optional[str] = None,
module_options: Optional[dict] = None,
hashes: Optional[bool] = False,
sub_command: Optional[bool] = False,
disable_version_check: bool = False,
disable_indicator_check: bool = False,
) -> None:
super().__init__(
target_path=target_path,
results_path=results_path,
ioc_files=ioc_files,
iocs=iocs,
module_name=module_name,
serial=serial,
module_options=module_options,
hashes=hashes,
sub_command=sub_command,
log=log,
disable_version_check=disable_version_check,
disable_indicator_check=disable_indicator_check,
)
self.name = "check-intrusion-logs"
self.modules = INTRUSION_LOGS_MODULES
self._all_events: dict[str, list[dict]] = {}
def init(self) -> None:
if not self.target_path:
raise ValueError("No target path specified")
if not os.path.isdir(self.target_path) and not (
os.path.isfile(self.target_path)
and self.target_path.lower().endswith(".zip")
):
raise ValueError(
f"Target path must be a directory or a .zip file: {self.target_path}"
)
self.log.info("Checking intrusion logs at path: %s", self.target_path)
self._all_events = self._pre_load_events()
def module_init(self, module: IntrusionLogsModule) -> None: # type: ignore[override]
module.il_events_by_type = self._all_events
def finish(self) -> None:
return
def _pre_load_events(self) -> dict[str, list[dict]]:
"""Load and parse all advanced-log files once for reuse by all modules."""
self.log.info("Pre-loading intrusion log files from: %s", self.target_path)
loader = IntrusionLogsModule(
target_path=self.target_path,
log=self.log,
)
try:
all_events = loader.load_all_events(self.target_path)
except Exception as exc:
self.log.error("Failed to pre-load events: %s", exc)
return {}
total_events = sum(len(events) for events in all_events.values())
self.log.info(
"Pre-loaded %d events across %d type(s); modules will reuse this data",
total_events,
len(all_events),
)
unknown_event_types = sorted(
event_type
for event_type in all_events
if event_type not in KNOWN_INTRUSION_LOG_EVENT_TYPES
)
if unknown_event_types:
self.log.warning(
"Found unknown intrusion logging event type(s): %s. "
"Please open an issue on GitHub so MVT can add support for them.",
", ".join(unknown_event_types),
)
return all_events
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
from .chrome_history import ChromeHistory
from .dumpsys_full import DumpsysFull
from .files import Files
from .getprop import Getprop
from .logcat import Logcat
from .packages import Packages
from .processes import Processes
from .root_binaries import RootBinaries
from .selinux_status import SELinuxStatus
from .settings import Settings
from .sms import SMS
from .whatsapp import Whatsapp
ADB_MODULES = [
ChromeHistory,
SMS,
Whatsapp,
Processes,
Getprop,
Settings,
SELinuxStatus,
DumpsysFull,
Packages,
Logcat,
RootBinaries,
Files,
]
@@ -0,0 +1,117 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
import sqlite3
from typing import Optional
from mvt.common.module_types import (
ModuleAtomicResult,
ModuleResults,
ModuleSerializedResult,
)
from mvt.common.utils import convert_chrometime_to_datetime, convert_datetime_to_iso
from .base import AndroidExtraction
CHROME_HISTORY_PATH = "data/data/com.android.chrome/app_chrome/Default/History"
class ChromeHistory(AndroidExtraction):
"""This module extracts records from Android's Chrome browsing history."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.results: list = []
def serialize(self, record: ModuleAtomicResult) -> ModuleSerializedResult:
return {
"timestamp": record["isodate"],
"module": self.__class__.__name__,
"event": "visit",
"data": f"{record['id']} - {record['url']} (visit ID: {record['visit_id']}, "
f"redirect source: {record['redirect_source']})",
}
def check_indicators(self) -> None:
if not self.indicators:
return
for result in self.results:
ioc_match = self.indicators.check_url(result["url"])
if ioc_match:
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
def _parse_db(self, db_path: str) -> None:
"""Parse a Chrome History database file.
:param db_path: Path to the History database to process.
"""
assert isinstance(self.results, list) # assert results type for mypy
conn = sqlite3.connect(db_path)
cur = conn.cursor()
cur.execute(
"""
SELECT
urls.id,
urls.url,
visits.id,
visits.visit_time,
visits.from_visit
FROM urls
JOIN visits ON visits.url = urls.id
ORDER BY visits.visit_time;
"""
)
for item in cur:
self.results.append(
{
"id": item[0],
"url": item[1],
"visit_id": item[2],
"timestamp": item[3],
"isodate": convert_datetime_to_iso(
convert_chrometime_to_datetime(item[3])
),
"redirect_source": item[4],
}
)
cur.close()
conn.close()
self.log.info("Extracted a total of %d history items", len(self.results))
def run(self) -> None:
self._adb_connect()
try:
self._adb_process_file(
os.path.join("/", CHROME_HISTORY_PATH), self._parse_db
)
except Exception as exc:
self.log.error(exc)
self._adb_disconnect()
@@ -0,0 +1,46 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
from typing import Optional
from .base import AndroidExtraction
from mvt.common.module_types import ModuleResults
class DumpsysFull(AndroidExtraction):
"""This module extracts stats on battery consumption by processes."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def run(self) -> None:
self._adb_connect()
output = self._adb_command("dumpsys")
if self.results_path:
output_path = os.path.join(self.results_path, "dumpsys.txt")
with open(output_path, "w", encoding="utf-8") as handle:
handle.write(output)
self.log.info("Full dumpsys output stored at %s", output_path)
self._adb_disconnect()
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
import stat
from typing import Optional, Union
from mvt.common.module_types import ModuleResults
from mvt.common.utils import convert_unix_to_iso
from .base import AndroidExtraction
ANDROID_TMP_FOLDERS = [
"/tmp/",
"/data/local/tmp/",
]
ANDROID_MEDIA_FOLDERS = [
"/data/media/0",
"/sdcard/",
]
class Files(AndroidExtraction):
"""This module extracts the list of files on the device."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.full_find = False
def serialize(self, record: dict) -> Union[dict, list, None]:
if "modified_time" in record:
return {
"timestamp": record["modified_time"],
"module": self.__class__.__name__,
"event": "file_modified",
"data": record["path"],
}
return None
def check_indicators(self) -> None:
for result in self.results:
if result.get("is_suid"):
self.log.warning(
'Found an SUID file in a non-standard directory "%s".',
result["path"],
)
if self.indicators:
ioc_match = self.indicators.check_file_path(result["path"])
if ioc_match:
self.alertstore.critical(
f'Found a known suspicious file at path: "{result["path"]}"',
"",
result,
matched_indicator=ioc_match,
)
def backup_file(self, file_path: str) -> None:
if not self.results_path:
return
local_file_name = file_path.replace("/", "_").replace(" ", "-")
local_files_folder = os.path.join(self.results_path, "files")
if not os.path.exists(local_files_folder):
os.mkdir(local_files_folder)
local_file_path = os.path.join(local_files_folder, local_file_name)
try:
self._adb_download(remote_path=file_path, local_path=local_file_path)
except Exception:
pass
else:
self.log.info(
"Downloaded file %s to local copy at %s", file_path, local_file_path
)
def find_files(self, folder: str) -> None:
assert isinstance(self.results, list)
if self.full_find:
cmd = f"find '{folder}' -type f -printf '%T@ %m %s %u %g %p\n' 2> /dev/null"
output = self._adb_command(cmd)
for file_line in output.splitlines():
file_info = file_line.rstrip().split(" ", 5)
if len(file_line) < 6:
self.log.info("Skipping invalid file info - %s", file_line.rstrip())
continue
[unix_timestamp, mode, size, owner, group, full_path] = file_info
mod_time = convert_unix_to_iso(unix_timestamp)
self.results.append(
{
"path": full_path,
"modified_time": mod_time,
"mode": mode,
"is_suid": (int(mode, 8) & stat.S_ISUID) == 2048,
"is_sgid": (int(mode, 8) & stat.S_ISGID) == 1024,
"size": size,
"owner": owner,
"group": group,
}
)
else:
output = self._adb_command(f"find '{folder}' -type f 2> /dev/null")
for file_line in output.splitlines():
self.results.append({"path": file_line.rstrip()})
def run(self) -> None:
self._adb_connect()
cmd = "find '/' -maxdepth 1 -printf '%T@ %m %s %u %g %p\n' 2> /dev/null"
output = self._adb_command(cmd)
if output or output.strip().splitlines():
self.full_find = True
for tmp_folder in ANDROID_TMP_FOLDERS:
self.find_files(tmp_folder)
for entry in self.results:
self.log.info("Found file in tmp folder at path %s", entry.get("path"))
self.backup_file(entry.get("path"))
for media_folder in ANDROID_MEDIA_FOLDERS:
self.find_files(media_folder)
self.log.info(
"Found %s files in primary Android tmp and media folders", len(self.results)
)
if self.module_options.get("fast_mode", None):
self.log.info(
"The `fast_mode` option was enabled: skipping full file listing"
)
else:
self.log.info("Processing full file listing. This may take a while...")
self.find_files("/")
self.log.info("Found %s total files", len(self.results))
self._adb_disconnect()
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.android.artifacts.getprop import GetProp as GetPropArtifact
from .base import AndroidExtraction
from mvt.common.module_types import ModuleResults
class Getprop(GetPropArtifact, AndroidExtraction):
"""This module extracts device properties from getprop command."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.results = {} if not results else results
def run(self) -> None:
self._adb_connect()
output = self._adb_command("getprop")
self._adb_disconnect()
self.parse(output)
self.log.info("Extracted %d Android system properties", len(self.results))
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
from typing import Optional
from .base import AndroidExtraction
from mvt.common.module_types import ModuleResults
class Logcat(AndroidExtraction):
"""This module extracts details on installed packages."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def run(self) -> None:
self._adb_connect()
# Get the current logcat.
output = self._adb_command('logcat -d -b all "*:V"')
# Get the locat prior to last reboot.
last_output = self._adb_command('logcat -L -b all "*:V"')
if self.results_path:
logcat_path = os.path.join(self.results_path, "logcat.txt")
with open(logcat_path, "w", encoding="utf-8") as handle:
handle.write(output)
self.log.info("Current logcat logs stored at %s", logcat_path)
logcat_last_path = os.path.join(self.results_path, "logcat_last.txt")
with open(logcat_last_path, "w", encoding="utf-8") as handle:
handle.write(last_output)
self.log.info(
"Logcat logs prior to last reboot stored at %s", logcat_last_path
)
self._adb_disconnect()
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.android.artifacts.dumpsys_packages import DumpsysPackagesArtifact
from mvt.android.utils import (
DANGEROUS_PERMISSIONS,
DANGEROUS_PERMISSIONS_THRESHOLD,
ROOT_PACKAGES,
SECURITY_PACKAGES,
SYSTEM_UPDATE_PACKAGES,
)
from mvt.common.module_types import (
ModuleAtomicResult,
ModuleResults,
ModuleSerializedResult,
)
from .base import AndroidExtraction
class Packages(AndroidExtraction):
"""This module extracts the list of installed packages."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self._user_needed = False
def serialize(self, record: ModuleAtomicResult) -> ModuleSerializedResult:
records = []
timestamps = [
{"event": "package_install", "timestamp": record["timestamp"]},
{
"event": "package_first_install",
"timestamp": record["first_install_time"],
},
{"event": "package_last_update", "timestamp": record["last_update_time"]},
]
for timestamp in timestamps:
records.append(
{
"timestamp": timestamp["timestamp"],
"module": self.__class__.__name__,
"event": timestamp["event"],
"data": f"{record['package_name']} (system: {record['system']},"
f" third party: {record['third_party']})",
}
)
return records
def check_indicators(self) -> None:
for result in self.results:
if result["package_name"] in ROOT_PACKAGES:
self.log.warning(
'Found an installed package related to rooting/jailbreaking: "%s"',
result["package_name"],
)
self.detected.append(result)
continue
if result["package_name"] in SECURITY_PACKAGES and result["disabled"]:
self.log.warning(
'Found a security package disabled: "%s"', result["package_name"]
)
if result["package_name"] in SYSTEM_UPDATE_PACKAGES and result["disabled"]:
self.log.warning(
'System OTA update package "%s" disabled on the phone',
result["package_name"],
)
if not self.indicators:
continue
ioc_match = self.indicators.check_app_id(result["package_name"])
if ioc_match:
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
for package_file in result.get("files", []):
ioc_match = self.indicators.check_file_hash(package_file["sha256"])
if ioc_match:
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
# @staticmethod
# def check_virustotal(packages: list) -> None:
# hashes = []
# for package in packages:
# for file in package.get("files", []):
# if file["sha256"] not in hashes:
# hashes.append(file["sha256"])
# total_hashes = len(hashes)
# detections = {}
# progress_desc = f"Looking up {total_hashes} files..."
# for i in track(range(total_hashes), description=progress_desc):
# try:
# results = virustotal_lookup(hashes[i])
# except VTNoKey:
# return
# except VTQuotaExceeded as exc:
# print("Unable to continue: %s", exc)
# break
# if not results:
# continue
# positives = results["attributes"]["last_analysis_stats"]["malicious"]
# total = len(results["attributes"]["last_analysis_results"])
# detections[hashes[i]] = f"{positives}/{total}"
# table = Table(title="VirusTotal Packages Detections")
# table.add_column("Package name")
# table.add_column("File path")
# table.add_column("Detections")
# for package in packages:
# for file in package.get("files", []):
# row = [package["package_name"], file["path"]]
# if file["sha256"] in detections:
# detection = detections[file["sha256"]]
# positives = detection.split("/")[0]
# if int(positives) > 0:
# row.append(Text(detection, "red bold"))
# else:
# row.append(detection)
# else:
# row.append("not found")
# table.add_row(*row)
# console = Console()
# console.print(table)
@staticmethod
def parse_package_for_details(output: str) -> dict:
lines = []
in_packages = False
for line in output.splitlines():
if in_packages:
if line.strip() == "":
break
lines.append(line)
if line.strip() == "Packages:":
in_packages = True
return DumpsysPackagesArtifact.parse_dumpsys_package_for_details(
"\n".join(lines)
)
def _get_files_for_package(self, package_name: str) -> list:
command = f"pm path {package_name}"
if self._user_needed:
command += " --user 0"
output = self._adb_command(command)
output = output.strip().replace("package:", "")
if not output:
return []
package_files = []
for file_path in output.splitlines():
file_path = file_path.strip()
md5 = self._adb_command(f"md5sum {file_path}").split(" ", maxsplit=1)[0]
sha1 = self._adb_command(f"sha1sum {file_path}").split(" ", maxsplit=1)[0]
sha256 = self._adb_command(f"sha256sum {file_path}").split(" ", maxsplit=1)[
0
]
sha512 = self._adb_command(f"sha512sum {file_path}").split(" ", maxsplit=1)[
0
]
package_files.append(
{
"path": file_path,
"md5": md5,
"sha1": sha1,
"sha256": sha256,
"sha512": sha512,
}
)
return package_files
def run(self) -> None:
self._adb_connect()
packages = self._adb_command("pm list packages -u -i -f")
if "java.lang.SecurityException" in packages or packages.strip() == "":
self._user_needed = True
packages = self._adb_command("pm list packages -u -i -f --user 0")
for line in packages.splitlines():
line = line.strip()
if not line.startswith("package:"):
continue
fields = line.split()
file_name, package_name = fields[0].split(":")[1].rsplit("=", 1)
try:
installer = fields[1].split("=")[1].strip()
except IndexError:
installer = None
else:
if installer == "null":
installer = None
package_files = self._get_files_for_package(package_name)
new_package = {
"package_name": package_name,
"file_name": file_name,
"installer": installer,
"disabled": False,
"system": False,
"third_party": False,
"files": package_files,
}
dumpsys_package = self._adb_command(f"dumpsys package {package_name}")
package_details = self.parse_package_for_details(dumpsys_package)
new_package.update(package_details)
self.results.append(new_package)
cmds = [
{"field": "disabled", "arg": "-d"},
{"field": "system", "arg": "-s"},
{"field": "third_party", "arg": "-3"},
]
for cmd in cmds:
command = f"pm list packages {cmd['arg']}"
if self._user_needed:
command += " --user 0"
output = self._adb_command(command)
for line in output.splitlines():
line = line.strip()
if not line.startswith("package:"):
continue
package_name = line.split(":", 1)[1]
for i, result in enumerate(self.results):
if result["package_name"] == package_name:
self.results[i][cmd["field"]] = True
for result in self.results:
if not result["third_party"]:
continue
dangerous_permissions_count = 0
for perm in result["requested_permissions"]:
if perm in DANGEROUS_PERMISSIONS:
dangerous_permissions_count += 1
if dangerous_permissions_count >= DANGEROUS_PERMISSIONS_THRESHOLD:
self.log.info(
'Third-party package "%s" requested %d '
"potentially dangerous permissions",
result["package_name"],
dangerous_permissions_count,
)
packages_to_lookup = []
for result in self.results:
if result["system"]:
continue
packages_to_lookup.append(result)
self.log.info(
'Found non-system package with name "%s" installed by "%s" on %s',
result["package_name"],
result["installer"],
result["timestamp"],
)
if not self.module_options.get("fast_mode", None):
self.check_virustotal(packages_to_lookup)
self.log.info(
"Extracted at total of %d installed package names", len(self.results)
)
self._adb_disconnect()
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# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.android.artifacts.processes import Processes as ProcessesArtifact
from .base import AndroidExtraction
from mvt.common.module_types import ModuleResults
class Processes(ProcessesArtifact, AndroidExtraction):
"""This module extracts details on running processes."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def run(self) -> None:
self._adb_connect()
output = self._adb_command("ps -A")
self.parse(output)
self._adb_disconnect()
self.log.info("Extracted records on a total of %d processes", len(self.results))
@@ -0,0 +1,75 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.common.module_types import ModuleResults
from .base import AndroidExtraction
class RootBinaries(AndroidExtraction):
"""This module extracts the list of installed packages."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def check_indicators(self) -> None:
for root_binary in self.results:
self.alertstore.high(
f'Found root binary "{root_binary}"',
"",
root_binary,
)
def run(self) -> None:
root_binaries = [
"su",
"busybox",
"supersu",
"Superuser.apk",
"KingoUser.apk",
"SuperSu.apk",
"magisk",
"magiskhide",
"magiskinit",
"magiskpolicy",
]
self._adb_connect()
for root_binary in root_binaries:
root_binary = root_binary.strip()
if not root_binary:
continue
output = self._adb_command(f"which -a {root_binary}")
output = output.strip()
if not output:
continue
if "which: not found" in output:
continue
self.results.append(root_binary)
self._adb_disconnect()
@@ -0,0 +1,50 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.common.module_types import ModuleResults
from .base import AndroidExtraction
class SELinuxStatus(AndroidExtraction):
"""This module checks if SELinux is being enforced."""
slug = "selinux_status"
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.results: dict = {}
def run(self) -> None:
self._adb_connect()
output = self._adb_command("getenforce")
self._adb_disconnect()
status = output.lower().strip()
self.results["status"] = status
if status == "enforcing":
self.log.info("SELinux is being regularly enforced")
else:
self.log.warning('SELinux status is "%s"!', status)
+59
View File
@@ -0,0 +1,59 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional
from mvt.android.artifacts.settings import Settings as SettingsArtifact
from mvt.common.module_types import ModuleResults
from .base import AndroidExtraction
class Settings(SettingsArtifact, AndroidExtraction):
"""This module extracts Android system settings."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.results = {} if not results else results
def run(self) -> None:
self._adb_connect()
for namespace in ["system", "secure", "global"]:
out = self._adb_command(f"cmd settings list {namespace}")
if not out:
continue
self.results[namespace] = {}
for line in out.splitlines():
line = line.strip()
if line == "":
continue
fields = line.split("=", 1)
try:
self.results[namespace][fields[0]] = fields[1]
except IndexError:
continue
self._adb_disconnect()
+186
View File
@@ -0,0 +1,186 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
import os
import sqlite3
from typing import Optional
from mvt.android.parsers.backup import AndroidBackupParsingError, parse_tar_for_sms
from mvt.common.module import InsufficientPrivileges
from mvt.common.module_types import (
ModuleAtomicResult,
ModuleResults,
ModuleSerializedResult,
)
from mvt.common.utils import check_for_links, convert_unix_to_iso
from .base import AndroidExtraction
SMS_BUGLE_PATH = "data/data/com.google.android.apps.messaging/databases/bugle_db"
SMS_BUGLE_QUERY = """
SELECT
ppl.normalized_destination AS address,
p.timestamp AS timestamp,
CASE WHEN m.sender_id IN
(SELECT _id FROM participants WHERE contact_id=-1)
THEN 2 ELSE 1 END incoming, p.text AS body
FROM messages m, conversations c, parts p,
participants ppl, conversation_participants cp
WHERE (m.conversation_id = c._id)
AND (m._id = p.message_id)
AND (cp.conversation_id = c._id)
AND (cp.participant_id = ppl._id);
"""
SMS_MMSSMS_PATH = "data/data/com.android.providers.telephony/databases/mmssms.db"
SMS_MMSMS_QUERY = """
SELECT
address AS address,
date_sent AS timestamp,
type as incoming,
body AS body
FROM sms;
"""
class SMS(AndroidExtraction):
"""This module extracts all SMS messages."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.sms_db_type = 0
def serialize(self, record: ModuleAtomicResult) -> ModuleSerializedResult:
body = record["body"].replace("\n", "\\n")
return {
"timestamp": record["isodate"],
"module": self.__class__.__name__,
"event": f"sms_{record['direction']}",
"data": f'{record.get("address", "unknown source")}: "{body}"',
}
def check_indicators(self) -> None:
if not self.indicators:
return
for message in self.results:
if "body" not in message:
continue
message_links = message.get("links", [])
if message_links == []:
message_links = check_for_links(message["body"])
ioc_match = self.indicators.check_urls(message_links)
if ioc_match:
self.alertstore.critical(
ioc_match.message, "", message, matched_indicator=ioc_match.ioc
)
def _parse_db(self, db_path: str) -> None:
"""Parse an Android bugle_db SMS database file.
:param db_path: Path to the Android SMS database file to process
"""
conn = sqlite3.connect(db_path)
cur = conn.cursor()
if self.sms_db_type == 1:
cur.execute(SMS_BUGLE_QUERY)
elif self.sms_db_type == 2:
cur.execute(SMS_MMSMS_QUERY)
names = [description[0] for description in cur.description]
for item in cur:
message = {}
for index, value in enumerate(item):
message[names[index]] = value
message["direction"] = "received" if message["incoming"] == 1 else "sent"
message["isodate"] = convert_unix_to_iso(message["timestamp"])
# Extract links in the message body
body = message.get("body", None)
if body:
links = check_for_links(message["body"])
message["links"] = links
self.results.append(message)
cur.close()
conn.close()
self.log.info("Extracted a total of %d SMS messages", len(self.results))
def _extract_sms_adb(self) -> None:
"""Use the Android backup command to extract SMS data from the native
SMS app.
It is crucial to use the under-documented "-nocompress" flag to disable
the non-standard Java compression algorithm. This module only supports
an unencrypted ADB backup.
"""
backup_tar = self._generate_backup("com.android.providers.telephony")
if not backup_tar:
return
try:
self.results = parse_tar_for_sms(backup_tar)
except AndroidBackupParsingError:
self.log.info(
"Impossible to read SMS from the Android Backup, "
"please extract the SMS and try extracting it with "
"Android Backup Extractor"
)
return
self.log.info("Extracted a total of %d SMS messages", len(self.results))
def run(self) -> None:
self._adb_connect()
try:
if self._adb_check_file_exists(os.path.join("/", SMS_BUGLE_PATH)):
self.sms_db_type = 1
self._adb_process_file(
os.path.join("/", SMS_BUGLE_PATH), self._parse_db
)
elif self._adb_check_file_exists(os.path.join("/", SMS_MMSSMS_PATH)):
self.sms_db_type = 2
self._adb_process_file(
os.path.join("/", SMS_MMSSMS_PATH), self._parse_db
)
self._adb_disconnect()
return
except InsufficientPrivileges:
pass
self.log.info(
"No SMS database found. Trying extraction of SMS data "
"using Android backup feature."
)
self._extract_sms_adb()
self._adb_disconnect()
+121
View File
@@ -0,0 +1,121 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import base64
import logging
import os
import sqlite3
from typing import Optional
from mvt.common.module_types import (
ModuleAtomicResult,
ModuleResults,
ModuleSerializedResult,
)
from mvt.common.utils import check_for_links, convert_unix_to_iso
from .base import AndroidExtraction
WHATSAPP_PATH = "data/data/com.whatsapp/databases/msgstore.db"
class Whatsapp(AndroidExtraction):
"""This module extracts all WhatsApp messages containing links."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: ModuleResults = [],
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def serialize(self, record: ModuleAtomicResult) -> ModuleSerializedResult:
text = record["data"].replace("\n", "\\n")
return {
"timestamp": record["isodate"],
"module": self.__class__.__name__,
"event": f"whatsapp_msg_{record['direction']}",
"data": f'"{text}"',
}
def check_indicators(self) -> None:
if not self.indicators:
return
for message in self.results:
if "data" not in message:
continue
message_links = check_for_links(message["data"])
ioc_match = self.indicators.check_urls(message_links)
if ioc_match:
self.alertstore.critical(
ioc_match.message, "", message, matched_indicator=ioc_match.ioc
)
continue
def _parse_db(self, db_path: str) -> None:
"""Parse an Android msgstore.db WhatsApp database file.
:param db_path: Path to the Android WhatsApp database file to process
"""
conn = sqlite3.connect(db_path)
cur = conn.cursor()
cur.execute(
"""
SELECT * FROM messages;
"""
)
names = [description[0] for description in cur.description]
messages = []
for item in cur:
message = {}
for index, value in enumerate(item):
message[names[index]] = value
if not message["data"]:
continue
message["direction"] = "send" if message["key_from_me"] == 1 else "received"
message["isodate"] = convert_unix_to_iso(message["timestamp"])
# If we find links in the messages or if they are empty we add them
# to the list.
if check_for_links(message["data"]) or message["data"].strip() == "":
if message.get("thumb_image"):
message["thumb_image"] = base64.b64encode(message["thumb_image"])
messages.append(message)
cur.close()
conn.close()
self.log.info(
"Extracted a total of %d WhatsApp messages containing links", len(messages)
)
self.results = messages
def run(self) -> None:
self._adb_connect()
try:
self._adb_process_file(os.path.join("/", WHATSAPP_PATH), self._parse_db)
except Exception as exc:
self.log.error(exc)
self._adb_disconnect()
@@ -92,6 +92,7 @@ class AQFFiles(AndroidQFModule):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
continue
# NOTE: Update with final path used for Android collector.
@@ -106,6 +107,7 @@ class AQFFiles(AndroidQFModule):
msg = f'Found {file_type}file at suspicious path "{result["path"]}"'
self.alertstore.high(msg, "", result)
self.alertstore.log_latest()
if result.get("sha256", "") == "":
continue
@@ -49,6 +49,7 @@ class AQFPackages(AndroidQFModule):
"",
result,
)
self.alertstore.log_latest()
continue
# Detections for apps installed via unusual methods.
@@ -58,36 +59,41 @@ class AQFPackages(AndroidQFModule):
"",
result,
)
self.alertstore.log_latest()
elif result["installer"] in BROWSER_INSTALLERS:
self.alertstore.medium(
f'Found a package installed via a browser (installer="{result["installer"]}"): "{result["name"]}"',
"",
result,
)
self.alertstore.log_latest()
elif result["installer"] == "null" and result["system"] is False:
self.alertstore.medium(
self.alertstore.high(
f'Found a non-system package installed via adb or another method: "{result["name"]}"',
"",
result,
)
self.alertstore.log_latest()
elif result["installer"] in PLAY_STORE_INSTALLERS:
pass
# Check for disabled security or software update packages.
package_disabled = result.get("disabled", None)
if result["name"] in SECURITY_PACKAGES and package_disabled:
self.alertstore.medium(
self.alertstore.high(
f'Security package "{result["name"]}" disabled on the phone',
"",
result,
)
self.alertstore.log_latest()
if result["name"] in SYSTEM_UPDATE_PACKAGES and package_disabled:
self.alertstore.medium(
self.alertstore.high(
f'System OTA update package "{result["name"]}" disabled on the phone',
"",
result,
)
self.alertstore.log_latest()
if not self.indicators:
continue
@@ -97,6 +103,7 @@ class AQFPackages(AndroidQFModule):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
for package_file in result.get("files", []):
ioc_match = self.indicators.check_file_hash(
@@ -106,6 +113,7 @@ class AQFPackages(AndroidQFModule):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
if "certificate" not in package_file:
continue
@@ -123,6 +131,7 @@ class AQFPackages(AndroidQFModule):
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
break
def run(self) -> None:
@@ -51,6 +51,7 @@ class RootBinaries(AndroidQFModule):
"",
result,
)
self.alertstore.log_latest()
if self.results:
self.log.warning(
+1 -5
View File
@@ -6,7 +6,6 @@ import datetime
import fnmatch
import logging
import os
from pathlib import Path
from typing import List, Optional
from zipfile import ZipFile
@@ -71,10 +70,7 @@ class BugReportModule(MVTModule):
else:
if not self.extract_path:
raise ValueError("extract_path is not set")
joined = os.path.join(self.extract_path, file_path)
if not Path(joined).resolve().is_relative_to(Path(self.extract_path).resolve()):
raise ValueError("unsafe file_path")
handle = open(joined, "rb")
handle = open(os.path.join(self.extract_path, file_path), "rb")
data = handle.read()
handle.close()
@@ -41,14 +41,10 @@ class DumpsysReceivers(DumpsysReceiversArtifact, BugReportModule):
receiver_name = self.results[result][0]["receiver"]
# return IoC if the stix2 process name a substring of the receiver name
ioc_match = self.indicators.check_receiver_prefix(receiver_name)
if ioc_match:
self.alertstore.critical(
ioc_match.message,
"",
self.results[result][0],
matched_indicator=ioc_match.ioc,
)
ioc = self.indicators.check_receiver_prefix(receiver_name)
if ioc:
self.results[result][0]["matched_indicator"] = ioc
self.detected.append(result)
continue
@@ -1,20 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
from .connect_event import ConnectEvent
from .dns_event import DnsEvent
from .security_event import SecurityEvent
INTRUSION_LOGS_MODULES = [
DnsEvent,
ConnectEvent,
SecurityEvent,
]
KNOWN_INTRUSION_LOG_EVENT_TYPES = {
"connect_event",
"dns_event",
"security_event",
}
@@ -1,395 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import datetime
import io
import json
import logging
import zipfile
from pathlib import Path
from typing import Optional, Union
try:
import zoneinfo
except ImportError:
from backports import zoneinfo # type: ignore[no-redef]
from mvt.common.module import MVTModule
from mvt.common.utils import convert_datetime_to_iso, convert_unix_to_iso
class IntrusionLogsModule(MVTModule):
"""Base class for modules analyzing intrusion logs (newline-delimited JSON).
Performance note
----------------
Log files can be large and are shared by every module in this package.
To avoid re-reading and re-parsing the same files N times (once per
module), the command layer should call :meth:`load_all_events` exactly
once and then assign the returned dict to the ``il_events_by_type``
attribute of every module instance **before** calling ``run_module``.
When ``il_events_by_type`` is populated:
* :meth:`collect_txt` becomes a no-op (no disk I/O).
* :meth:`parse_collected_txt` iterates the in-memory list for the
requested event type instead of re-parsing raw text.
Modules that are used standalone (e.g. in tests) still work as before
because ``il_events_by_type`` defaults to ``None``, which preserves the
original file-loading code path.
"""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: Optional[list] = None,
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
# Raw file content collected by collect_txt (fallback path only).
self.il_files: list[tuple[str, str]] = []
# Pre-parsed events injected by the command layer.
# Keys are event-type strings (e.g. "dns_event"), values are lists of
# raw event-data dicts exactly as they appear in the JSON lines.
# When this is not None, collect_txt and parse_collected_txt use it
# instead of touching the file system.
self.il_events_by_type: Optional[dict[str, list[dict]]] = None
# ------------------------------------------------------------------
# Serialization helper
# ------------------------------------------------------------------
def serialize(self, record: dict) -> Union[dict, list]:
"""Serialize a record for timeline output."""
return {
"timestamp": record.get("timestamp", record.get("isodate")),
"module": self.__class__.__name__,
"event": record.get("event_type", ""),
"data": str(record),
}
# ------------------------------------------------------------------
# File collection
# ------------------------------------------------------------------
def collect_txt(self, source) -> None:
"""Collect text log files from *source* into ``self.il_files``.
Entry points:
* directory → walk recursively
* zip file → walk zip entries
* anything else → silently skip
If ``self.il_events_by_type`` has already been populated (i.e. the
command layer pre-loaded the events), this method returns immediately
without any disk I/O.
"""
if self.il_events_by_type is not None:
self.log.debug(
"Pre-loaded events available — skipping file collection for %s",
self.__class__.__name__,
)
return
path = Path(source)
if path.is_dir():
self._walk_directory(path)
return
if path.is_file() and path.suffix.lower() == ".zip":
try:
with zipfile.ZipFile(path) as z:
self._walk_zip(z)
except zipfile.BadZipFile:
self.log.debug("Skipping invalid zip: %s", path)
return
self.log.debug("Skipping unsupported source: %s", source)
def _walk_directory(self, root: Path, prefix: str = "") -> None:
for item in root.iterdir():
if item.is_dir():
self._walk_directory(item, prefix=f"{prefix}{item.name}/")
continue
if item.suffix.lower() == ".txt":
self.il_files.append(
(f"{prefix}{item.name}", item.read_text(errors="ignore"))
)
elif item.suffix.lower() == ".zip":
try:
with zipfile.ZipFile(item) as z:
self._walk_zip(z, prefix=f"{prefix}{item.name}::")
except zipfile.BadZipFile:
self.log.warning("Skipping invalid zip: %s", item)
def _walk_zip(self, zf: zipfile.ZipFile, prefix: str = "") -> None:
for info in zf.infolist():
if info.is_dir():
continue
name = info.filename
with zf.open(info) as f:
data = f.read()
if name.lower().endswith(".txt"):
self.il_files.append((f"{prefix}{name}", data.decode(errors="ignore")))
elif name.lower().endswith(".zip"):
with zipfile.ZipFile(io.BytesIO(data)) as inner:
self._walk_zip(inner, prefix=f"{prefix}{name}::")
# ------------------------------------------------------------------
# Single-pass loader (used by the command layer)
# ------------------------------------------------------------------
def load_all_events(self, source) -> dict[str, list[dict]]:
"""Read every log file under *source* **once** and parse all JSON
lines in a single pass, routing events into per-type buckets.
Returns a ``dict`` mapping *event_type* strings to lists of raw
event-data dicts. The result is also stored in
``self.il_events_by_type`` so that subsequent calls to
:meth:`collect_txt` and :meth:`parse_collected_txt` on *this*
instance are no-ops.
Intended usage in the command layer::
loader = IntrusionLogsModule(target_path=target, log=log)
all_events = loader.load_all_events(target)
for module_cls in INTRUSION_LOGS_MODULES:
m = module_cls(target_path=target, ...)
m.il_events_by_type = all_events # inject — no re-reading
run_module(m)
"""
# Reset so that _collect_txt actually runs (il_events_by_type is None).
self.il_events_by_type = None
self.il_files = []
self.collect_txt(source)
events_by_type: dict[str, list[dict]] = {}
# JSON fingerprints used to drop events that appear in more than one
# log file (overlapping daily files are the most common source of
# cross-file duplicates).
seen_fingerprints: set[str] = set()
total_lines = 0
skipped_lines = 0
duplicate_lines = 0
for file_name, text in self.il_files:
for line_num, line in enumerate(text.splitlines(), start=1):
line = line.strip()
if not line:
continue
total_lines += 1
try:
entry = json.loads(line)
for event_type, event_data in entry.items():
if isinstance(event_data, dict):
fingerprint = json.dumps(event_data, sort_keys=True)
if fingerprint in seen_fingerprints:
duplicate_lines += 1
continue
seen_fingerprints.add(fingerprint)
events_by_type.setdefault(event_type, []).append(event_data)
except json.JSONDecodeError as e:
skipped_lines += 1
self.log.warning(
"Failed to parse JSON on line %d in %s: %s",
line_num,
file_name,
e,
)
except Exception as e:
skipped_lines += 1
self.log.warning(
"Error processing line %d in %s: %s",
line_num,
file_name,
e,
)
if duplicate_lines:
self.log.info(
"Removed %d duplicate event(s) seen across multiple log files",
duplicate_lines,
)
self.log.info(
"Loaded %d log files, parsed %d lines (%d skipped), found event types: %s",
len(self.il_files),
total_lines,
skipped_lines,
{k: len(v) for k, v in events_by_type.items()},
)
# Cache so this instance also benefits from the fast path.
self.il_events_by_type = events_by_type
return events_by_type
# ------------------------------------------------------------------
# Parsing
# ------------------------------------------------------------------
def parse_collected_txt(self, event_type: str) -> None:
"""Parse collected log text and dispatch events of *event_type*.
Fast path
~~~~~~~~~
When ``self.il_events_by_type`` is populated (injected by the command
layer after a single shared :meth:`load_all_events` call), the method
iterates the already-parsed in-memory list for *event_type* — no
re-reading, no re-parsing of JSON.
Fallback path
~~~~~~~~~~~~~
When ``self.il_events_by_type`` is ``None``, the method falls back to
iterating ``self.il_files`` and parsing each JSON line, which is the
original behaviour.
"""
if self.il_events_by_type is not None:
events = self.il_events_by_type.get(event_type, [])
self.log.debug(
"Using pre-loaded events: dispatching %d '%s' events",
len(events),
event_type,
)
for event_data in events:
try:
# Work on a shallow copy so that mutations in one module
# (e.g. adding "timestamp") do not affect other modules
# that share the same dict reference.
self.process_event(dict(event_data))
except Exception as e:
self.log.warning(
"Error processing pre-parsed '%s' event: %s",
event_type,
e,
)
return
# Fallback: parse raw text collected by collect_txt().
# Use the same JSON-fingerprint approach as MVTModule._deduplicate_timeline
# to drop events that appear verbatim in more than one log file.
seen_fingerprints: set[str] = set()
duplicate_count = 0
for file_name, text in self.il_files:
for line_num, line in enumerate(text.splitlines(), start=1):
line = line.strip()
if not line:
continue
try:
entry = json.loads(line)
if event_type in entry:
event_data = entry[event_type]
fingerprint = json.dumps(event_data, sort_keys=True)
if fingerprint in seen_fingerprints:
duplicate_count += 1
continue
seen_fingerprints.add(fingerprint)
event_data["event_type"] = event_type
self.process_event(event_data)
except json.JSONDecodeError as e:
self.log.warning(
"Failed to parse JSON on line %d in %s: %s",
line_num,
file_name,
str(e),
)
except Exception as e:
self.log.warning(
"Error processing line %d in %s: %s",
line_num,
file_name,
str(e),
)
if duplicate_count:
self.log.info(
"Removed %d duplicate '%s' event(s) seen across multiple log files",
duplicate_count,
event_type,
)
# ------------------------------------------------------------------
# Event processing
# ------------------------------------------------------------------
def process_event(self, event_data: dict) -> None:
"""Process an individual event. Override this in subclasses.
Args:
event_data: Dictionary containing the event data.
"""
self.results.append(event_data)
# ------------------------------------------------------------------
# Timestamp localisation
# ------------------------------------------------------------------
def _localize_timestamp(self, event_time_seconds: float) -> str:
"""Convert a Unix timestamp (in seconds) to an ISO string.
When the device timezone is available via ``module_options["device_timezone"]``
(a IANA timezone name such as ``"Europe/Paris"`` read from
``persist.sys.timezone`` in ``getprop.txt``), the UTC instant is
converted to the device's local time before formatting — mirroring the
approach used by ``AQFFiles``.
When no timezone is configured the method falls back to UTC, which is
consistent with all other MVT modules that call ``convert_unix_to_iso``.
Args:
event_time_seconds: Unix epoch timestamp expressed in **seconds**
(callers are responsible for dividing ms/ns values first).
Returns:
ISO-formatted datetime string (``YYYY-mm-dd HH:MM:SS.ffffff``).
The string always represents the device-local time (or UTC when no
timezone is known); no UTC offset suffix is appended, matching the
format produced by :func:`mvt.common.utils.convert_unix_to_iso`.
"""
tz_name: Optional[str] = self.module_options.get("device_timezone")
if tz_name:
try:
device_tz = zoneinfo.ZoneInfo(tz_name)
utc_dt = datetime.datetime.fromtimestamp(
event_time_seconds, tz=datetime.timezone.utc
)
local_dt = utc_dt.astimezone(device_tz)
# Strip tzinfo so that convert_datetime_to_iso outputs the
# local wall-clock time without a timezone suffix. This is
# the same pattern used by AQFFiles.
return convert_datetime_to_iso(local_dt.replace(tzinfo=None))
except Exception as e:
self.log.warning(
"Could not apply device timezone '%s', falling back to UTC: %s",
tz_name,
e,
)
return convert_unix_to_iso(event_time_seconds)
# ------------------------------------------------------------------
# Abstract interface
# ------------------------------------------------------------------
def run(self) -> None:
"""Main execution method. Must be implemented by subclasses."""
raise NotImplementedError("Subclasses must implement the run() method")
@@ -1,121 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional, Union
from .base import IntrusionLogsModule
class ConnectEvent(IntrusionLogsModule):
"""This module analyzes network connection events from intrusion logs."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: Optional[list] = None,
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def check_indicators(self) -> None:
"""Check connection events against indicators of compromise."""
if not self.indicators:
return
for result in self.results:
# Check IP address against indicators
ip_address = result.get("ip_address", "")
if ip_address:
# Clean IP address (remove leading slash and extract IP from format like "ip6-localhost/::1")
if "/" in ip_address:
parts = ip_address.split("/")
clean_ip = parts[-1] if len(parts) > 1 else parts[0]
else:
clean_ip = ip_address.lstrip("/")
# Skip localhost addresses
if clean_ip and clean_ip not in ["::1", "127.0.0.1", "0.0.0.0"]:
ioc = self.indicators.check_domain(clean_ip)
if ioc:
result["matched_ip"] = clean_ip
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Check package name against app identifiers
package_name = result.get("package_name", "")
if package_name:
ioc = self.indicators.check_app_id(package_name)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
def serialize(self, record: dict) -> Union[dict, list]:
"""Serialize a connection event record for timeline output."""
ip_address = record.get("ip_address", "")
port = record.get("port", 0)
package_name = record.get("package_name", "")
matched_ip = record.get("matched_ip", "")
# Clean IP address for display
if "/" in ip_address:
parts = ip_address.split("/")
clean_ip = parts[-1] if len(parts) > 1 else parts[0]
else:
clean_ip = ip_address.lstrip("/")
# Indicate when IP matched an IoC
if matched_ip:
data = f"Connection to {clean_ip}:{port} by {package_name} [Matched IP: {matched_ip}]"
else:
data = f"Connection to {clean_ip}:{port} by {package_name}"
return {
"timestamp": record.get("timestamp"),
"module": self.__class__.__name__,
"event": "network_connection",
"data": data,
}
def process_event(self, event_data: dict) -> None:
"""Process a connection event and add it to results."""
# Convert event_time from milliseconds to ISO format
event_time = event_data.get("event_time")
if event_time:
# Android event times are in milliseconds since epoch
event_data["timestamp"] = self._localize_timestamp(event_time / 1000.0)
else:
event_data["timestamp"] = None
self.results.append(event_data)
def run(self) -> None:
"""Extract and analyze connection events from intrusion logs."""
if not self.target_path:
self.log.error("No target path specified")
return
self.collect_txt(self.target_path)
self.parse_collected_txt("connect_event")
self.log.info("Identified %d connection events", len(self.results))
@@ -1,141 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional, Union
from .base import IntrusionLogsModule
class DnsEvent(IntrusionLogsModule):
"""This module analyzes DNS events from intrusion logs."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: Optional[list] = None,
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
def check_indicators(self) -> None:
"""Check DNS events against indicators of compromise."""
if not self.indicators:
return
for result in self.results:
# Check hostname against domain indicators
hostname = result.get("hostname", "")
if hostname:
ioc = self.indicators.check_domain(hostname)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Check IP addresses against indicators
ip_addresses = result.get("ip_addresses", [])
matched_ips = []
for ip_addr in ip_addresses:
# Remove leading slash if present
clean_ip = (
ip_addr.lstrip("/") if isinstance(ip_addr, str) else str(ip_addr)
)
if clean_ip and clean_ip != "0.0.0.0":
ioc = self.indicators.check_domain(clean_ip)
if ioc:
matched_ips.append(clean_ip)
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Store matched IPs for timeline display
if matched_ips:
result["matched_ips"] = matched_ips
# Check package name against app identifiers
package_name = result.get("package_name", "")
if package_name:
ioc = self.indicators.check_app_id(package_name)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
def serialize(self, record: dict) -> Union[dict, list]:
"""Serialize a DNS event record for timeline output."""
hostname = record.get("hostname", "")
package_name = record.get("package_name", "")
# Get IP addresses for display
ip_addresses = record.get("ip_addresses", [])
matched_ips = record.get("matched_ips", [])
# Clean up IP addresses (remove leading slashes)
clean_ips = []
for ip_addr in ip_addresses:
clean_ip = ip_addr.lstrip("/") if isinstance(ip_addr, str) else str(ip_addr)
if clean_ip and clean_ip != "0.0.0.0":
clean_ips.append(clean_ip)
# Build the data string with actual IPs
if matched_ips:
# Highlight matched IPs in the output
ip_display = ", ".join(matched_ips)
data = f"DNS query for {hostname} by {package_name} [Matched IPs: {ip_display}]"
elif clean_ips:
ip_display = ", ".join(clean_ips)
data = f"DNS query for {hostname} by {package_name} [IPs: {ip_display}]"
else:
data = f"DNS query for {hostname} by {package_name}"
return {
"timestamp": record.get("timestamp"),
"module": self.__class__.__name__,
"event": "dns_query",
"data": data,
}
def process_event(self, event_data: dict) -> None:
"""Process a DNS event and add it to results."""
# Convert event_time from milliseconds to ISO format
event_time = event_data.get("event_time")
if event_time:
# Android event times are in milliseconds since epoch
event_data["timestamp"] = self._localize_timestamp(event_time / 1000.0)
else:
event_data["timestamp"] = None
self.results.append(event_data)
def run(self) -> None:
"""Extract and analyze DNS events from intrusion logs."""
if not self.target_path:
self.log.error("No target path specified")
return
self.collect_txt(self.target_path)
self.parse_collected_txt("dns_event")
self.log.info("Identified %d DNS events", len(self.results))
@@ -1,758 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import logging
from typing import Optional, Union
from .base import IntrusionLogsModule
# Security event tags based on Android SecurityLog API
# Reference: https://developer.android.com/reference/android/app/admin/SecurityLog
SECURITY_EVENT_TAGS = {
# ADB events (API level 24)
"adb_shell_interactive": {
"tag_id": 210001,
"name": "ADB Shell Interactive",
"description": "An ADB interactive shell was opened via 'adb shell'",
},
"adb_shell_cmd": {
"tag_id": 210002,
"name": "ADB Shell Command",
"description": "A shell command was issued over ADB via 'adb shell <command>'",
},
"adb_sync_recv_file": {
"tag_id": 210003,
"name": "ADB Sync Recv File",
"description": "A file was pulled from the device via adb daemon (adb pull)",
},
"adb_sync_send_file": {
"tag_id": 210004,
"name": "ADB Sync Send File",
"description": "A file was pushed to the device via adb daemon (adb push)",
},
# App process events (API level 24)
"app_process_start": {
"tag_id": 210005,
"name": "App Process Start",
"description": "An app process was started",
},
# Keyguard events (API level 24)
"keyguard_dismissed": {
"tag_id": 210006,
"name": "Keyguard Dismissed",
"description": "Keyguard has been dismissed",
},
"keyguard_dismiss_auth_attempt": {
"tag_id": 210007,
"name": "Keyguard Dismiss Auth Attempt",
"description": "Authentication attempt to dismiss keyguard",
},
"keyguard_secured": {
"tag_id": 210008,
"name": "Keyguard Secured",
"description": "Device has been locked",
},
# OS events (API level 28)
"os_startup": {
"tag_id": 210009,
"name": "OS Startup",
"description": "Android OS has started",
},
"os_shutdown": {
"tag_id": 210010,
"name": "OS Shutdown",
"description": "Android OS has shutdown",
},
# Logging events (API level 28)
"logging_started": {
"tag_id": 210011,
"name": "Logging Started",
"description": "Audit logging has started",
},
"logging_stopped": {
"tag_id": 210012,
"name": "Logging Stopped",
"description": "Audit logging has stopped",
},
# Media events (API level 28)
"media_mount": {
"tag_id": 210013,
"name": "Media Mount",
"description": "Removable media has been mounted",
},
"media_unmount": {
"tag_id": 210014,
"name": "Media Unmount",
"description": "Removable media was unmounted",
},
# Log buffer event (API level 28)
"log_buffer_size_critical": {
"tag_id": 210015,
"name": "Log Buffer Size Critical",
"description": "Audit log buffer has reached 90% capacity",
},
# Password policy events (API level 28)
"password_expiration_set": {
"tag_id": 210016,
"name": "Password Expiration Set",
"description": "Admin set password expiration timeout",
},
"password_complexity_set": {
"tag_id": 210017,
"name": "Password Complexity Set",
"description": "Admin set password complexity requirement",
},
"password_history_length_set": {
"tag_id": 210018,
"name": "Password History Length Set",
"description": "Admin set password history length",
},
"max_screen_lock_timeout_set": {
"tag_id": 210019,
"name": "Max Screen Lock Timeout Set",
"description": "Admin set maximum screen lock timeout",
},
"max_password_attempts_set": {
"tag_id": 210020,
"name": "Max Password Attempts Set",
"description": "Admin set maximum failed password attempts before wipe",
},
"keyguard_disabled_features_set": {
"tag_id": 210021,
"name": "Keyguard Disabled Features Set",
"description": "Admin set disabled keyguard features",
},
# Remote lock event (API level 28)
"remote_lock": {
"tag_id": 210022,
"name": "Remote Lock",
"description": "Admin remotely locked the device or profile",
},
# Wipe failure event (API level 28)
"wipe_failure": {
"tag_id": 210023,
"name": "Wipe Failure",
"description": "Failed to wipe device or user data",
},
# Cryptographic key events (API level 28)
"key_generated": {
"tag_id": 210024,
"name": "Key Generated",
"description": "Cryptographic key was generated",
},
"key_import": {
"tag_id": 210025,
"name": "Key Import",
"description": "Cryptographic key was imported",
},
"key_destruction": {
"tag_id": 210026,
"name": "Key Destruction",
"description": "Cryptographic key was destroyed",
},
# User restriction events (API level 28)
"user_restriction_added": {
"tag_id": 210027,
"name": "User Restriction Added",
"description": "Admin added a user restriction",
},
"user_restriction_removed": {
"tag_id": 210028,
"name": "User Restriction Removed",
"description": "Admin removed a user restriction",
},
# Certificate events (API level 28)
"cert_authority_installed": {
"tag_id": 210029,
"name": "Certificate Authority Installed",
"description": "Root certificate installed to trusted storage",
},
"cert_authority_removed": {
"tag_id": 210030,
"name": "Certificate Authority Removed",
"description": "Root certificate removed from trusted storage",
},
"crypto_self_test_completed": {
"tag_id": 210031,
"name": "Crypto Self Test Completed",
"description": "Cryptographic functionality self test completed",
},
"key_integrity_violation": {
"tag_id": 210032,
"name": "Key Integrity Violation",
"description": "Key integrity violation detected",
},
"cert_validation_failure": {
"tag_id": 210033,
"name": "Certificate Validation Failure",
"description": "X.509v3 certificate validation failed",
},
# Camera policy event (API level 30)
"camera_policy_set": {
"tag_id": 210034,
"name": "Camera Policy Set",
"description": "Admin set policy to disable camera",
},
# Password complexity events (API level 31/33)
"password_complexity_required": {
"tag_id": 210035,
"name": "Password Complexity Required",
"description": "Admin set password complexity requirement using predefined levels",
},
"password_changed": {
"tag_id": 210036,
"name": "Password Changed",
"description": "User changed their lockscreen password",
},
# WiFi events (API level 33)
"wifi_connection": {
"tag_id": 210037,
"name": "WiFi Connection",
"description": "Device attempted to connect to a managed WiFi network",
},
"wifi_disconnection": {
"tag_id": 210038,
"name": "WiFi Disconnection",
"description": "Device disconnected from a managed WiFi network",
},
# Bluetooth events (API level 33)
"bluetooth_connection": {
"tag_id": 210039,
"name": "Bluetooth Connection",
"description": "Device attempted to connect to a Bluetooth device",
},
"bluetooth_disconnection": {
"tag_id": 210040,
"name": "Bluetooth Disconnection",
"description": "Device disconnected from a Bluetooth device",
},
# Package events (API level 34)
"package_installed": {
"tag_id": 210041,
"name": "Package Installed",
"description": "Application package was installed",
},
"package_updated": {
"tag_id": 210042,
"name": "Package Updated",
"description": "Application package was updated",
},
"package_uninstalled": {
"tag_id": 210043,
"name": "Package Uninstalled",
"description": "Application package was uninstalled",
},
# Backup service event (API level 35)
"backup_service_toggled": {
"tag_id": 210044,
"name": "Backup Service Toggled",
"description": "Admin enabled or disabled backup service",
},
# NFC events (API level 36)
"nfc_enabled": {
"tag_id": 210045,
"name": "NFC Enabled",
"description": "NFC service is enabled",
},
"nfc_disabled": {
"tag_id": 210046,
"name": "NFC Disabled",
"description": "NFC service is disabled",
},
}
SECURITY_EVENT_METADATA_KEYS = {
"event_time",
"event_type",
"timestamp",
}
class SecurityEvent(IntrusionLogsModule):
"""This module analyzes security events from intrusion logs."""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: Optional[list] = None,
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.event_type_counts: dict[str, int] = {}
def _get_event_tag(self, event_data: dict) -> Optional[str]:
"""Return the security-event tag key, including tags unknown to MVT."""
for key in event_data:
if key not in SECURITY_EVENT_METADATA_KEYS:
return key
return None
def check_indicators(self) -> None:
"""Check security events against indicators of compromise."""
if not self.indicators:
return
for result in self.results:
# Check app process start events for suspicious package names
if "app_process_start" in result:
process_info = result["app_process_start"]
process_name = process_info.get("process", "")
if process_name:
# Check the full process name
ioc = self.indicators.check_app_id(process_name)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Also check process components after the first colon
# Example: "com.google.android.webview:sandboxed_process0:org.chromium.content.app.SandboxedProcessService0:0"
# We want to check "sandboxed_process0" and subsequent components
if ":" in process_name:
components = process_name.split(":")
for component in components[
1:
]: # Skip the first component (main package name)
if component:
ioc = self.indicators.check_app_id(component)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
break
# Check package operations for suspicious packages
for pkg_event in [
"package_installed",
"package_updated",
"package_uninstalled",
]:
if pkg_event in result:
pkg_info = result[pkg_event]
pkg_name = pkg_info.get("package_name", "")
if pkg_name:
ioc = self.indicators.check_app_id(pkg_name)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Check ADB shell commands for suspicious patterns
if "adb_shell_cmd" in result:
cmd_info = result["adb_shell_cmd"]
command = cmd_info.get("command", "")
if command:
# Check if command contains any suspicious app IDs
ioc = self.indicators.check_app_id(command)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Check ADB file sync events for suspicious paths
for adb_event in ["adb_sync_recv_file", "adb_sync_send_file"]:
if adb_event in result:
file_info = result[adb_event]
file_path = file_info.get("path", "")
if file_path:
ioc = self.indicators.check_file_path(file_path)
if ioc:
self.alertstore.critical(
ioc.message,
result.get("timestamp") or "",
result,
matched_indicator=ioc.ioc,
)
# Flag failed cryptographic operations as potentially suspicious
if "key_generated" in result:
if not result["key_generated"].get("success", True):
self.log.warning(
"Failed key generation detected for key_id: %s",
result["key_generated"].get("key_id", "unknown"),
)
# Flag certificate validation failures
if "cert_validation_failure" in result:
self.log.warning(
"Certificate validation failure detected: %s",
result.get("cert_validation_failure"),
)
# Flag key integrity violations
if "key_integrity_violation" in result:
self.alertstore.medium(
f"Key integrity violation detected: {result.get('key_integrity_violation')}",
result.get("timestamp") or "",
result,
)
# Flag certificate authority installations (potential MITM)
if "cert_authority_installed" in result:
cert_info = result["cert_authority_installed"]
self.log.warning(
"Certificate authority installed: %s (success: %s)",
cert_info.get("subject", "unknown"),
cert_info.get("success", "unknown"),
)
# Flag wipe failures
if "wipe_failure" in result:
self.alertstore.medium(
"Device wipe failure detected",
result.get("timestamp") or "",
result,
)
# Flag crypto self test failures
if "crypto_self_test_completed" in result:
test_result = result["crypto_self_test_completed"]
if isinstance(test_result, dict):
success = test_result.get("success", True)
else:
success = test_result == 1
if not success:
self.alertstore.medium(
"Cryptographic self test failed",
result.get("timestamp") or "",
result,
)
def serialize(self, record: dict) -> Union[dict, list]:
"""Serialize a security event record for timeline output."""
# Determine the event sub-type
event_subtype = None
event_data_str = ""
event_subtype = self._get_event_tag(record)
if event_subtype:
event_info = record[event_subtype]
if event_subtype in SECURITY_EVENT_TAGS:
# ADB events
if event_subtype == "adb_shell_interactive":
event_data_str = "ADB interactive shell opened"
elif event_subtype == "adb_shell_cmd":
command = event_info.get("command", "")
event_data_str = f"ADB shell command: {command}"
elif event_subtype == "adb_sync_recv_file":
path = event_info.get("path", "")
event_data_str = f"File pulled via ADB: {path}"
elif event_subtype == "adb_sync_send_file":
path = event_info.get("path", "")
event_data_str = f"File pushed via ADB: {path}"
# App process events
elif event_subtype == "app_process_start":
process_name = event_info.get("process", "")
uid = event_info.get("uid", "")
pid = event_info.get("pid", "")
event_data_str = (
f"Process started: {process_name} (UID: {uid}, PID: {pid})"
)
# Keyguard events
elif event_subtype == "keyguard_dismiss_auth_attempt":
success = event_info.get("success", False)
method = event_info.get("method_strength", 0)
event_data_str = f"Auth attempt: {'Success' if success else 'Failed'} (method strength: {method})"
elif event_subtype == "keyguard_dismissed":
event_data_str = "Keyguard dismissed"
elif event_subtype == "keyguard_secured":
event_data_str = "Device locked"
elif event_subtype == "keyguard_disabled_features_set":
admin = event_info.get("admin_package", "")
features = event_info.get("disabled_features", "")
event_data_str = (
f"Keyguard features disabled by {admin}: {features}"
)
# Key events
elif event_subtype == "key_generated":
success = event_info.get("success", False)
key_id = event_info.get("key_id", "unknown")
uid = event_info.get("uid", "")
event_data_str = f"Key {'generated' if success else 'generation failed'}: {key_id} (UID: {uid})"
elif event_subtype == "key_destruction":
success = event_info.get("success", False)
key_id = event_info.get("key_id", "unknown")
uid = event_info.get("uid", "")
event_data_str = f"Key {'destroyed' if success else 'destruction failed'}: {key_id} (UID: {uid})"
elif event_subtype == "key_import":
success = event_info.get("success", False)
key_id = event_info.get("key_id", "unknown")
event_data_str = (
f"Key {'imported' if success else 'import failed'}: {key_id}"
)
elif event_subtype == "key_integrity_violation":
key_id = event_info.get("key_id", "unknown")
event_data_str = f"Key integrity violation: {key_id}"
# Certificate events
elif event_subtype == "cert_authority_installed":
success = event_info.get("success", False)
subject = event_info.get("subject", "unknown")
event_data_str = f"Cert {'installed' if success else 'install failed'}: {subject}"
elif event_subtype == "cert_authority_removed":
success = event_info.get("success", False)
subject = event_info.get("subject", "unknown")
event_data_str = (
f"Cert {'removed' if success else 'removal failed'}: {subject}"
)
elif event_subtype == "cert_validation_failure":
reason = (
event_info if isinstance(event_info, str) else str(event_info)
)
event_data_str = f"Certificate validation failure: {reason}"
elif event_subtype == "crypto_self_test_completed":
if isinstance(event_info, dict):
success = event_info.get("success", False)
else:
success = event_info == 1
event_data_str = (
f"Crypto self test: {'passed' if success else 'FAILED'}"
)
# Package events
elif event_subtype in [
"package_installed",
"package_updated",
"package_uninstalled",
]:
pkg_name = event_info.get("package_name", "")
version = event_info.get("version_code", "")
user_id = event_info.get("user_id", "")
action = event_subtype.replace("package_", "").title()
event_data_str = (
f"Package {action}: {pkg_name} (v{version}, user: {user_id})"
)
# OS events
elif event_subtype == "os_startup":
verified_boot = event_info.get("verified_boot_state", "")
dm_verity = event_info.get("dm_verity_mode", "")
event_data_str = f"OS startup (verified boot: {verified_boot}, dm-verity: {dm_verity})"
elif event_subtype == "os_shutdown":
event_data_str = "OS shutdown"
# Logging events
elif event_subtype == "logging_started":
event_data_str = "Audit logging started"
elif event_subtype == "logging_stopped":
event_data_str = "Audit logging stopped"
elif event_subtype == "log_buffer_size_critical":
event_data_str = "Log buffer at 90% capacity"
# Media events
elif event_subtype == "media_mount":
mount_point = event_info.get("mount_point", "")
label = event_info.get("volume_label", "")
event_data_str = f"Media mounted: {mount_point} ({label})"
elif event_subtype == "media_unmount":
mount_point = event_info.get("mount_point", "")
label = event_info.get("volume_label", "")
event_data_str = f"Media unmounted: {mount_point} ({label})"
# Password policy events
elif event_subtype == "password_expiration_set":
admin = event_info.get("admin_package", "")
timeout = event_info.get("timeout_ms", "")
event_data_str = f"Password expiration set by {admin}: {timeout}ms"
elif event_subtype == "password_complexity_set":
admin = event_info.get("admin_package", "")
event_data_str = f"Password complexity set by {admin}"
elif event_subtype == "password_complexity_required":
admin = event_info.get("admin_package", "")
complexity = event_info.get("complexity", "")
event_data_str = (
f"Password complexity required by {admin}: {complexity}"
)
elif event_subtype == "password_history_length_set":
admin = event_info.get("admin_package", "")
length = event_info.get("length", "")
event_data_str = f"Password history length set by {admin}: {length}"
elif event_subtype == "password_changed":
complexity = event_info.get("complexity", "")
user_id = event_info.get("user_id", "")
event_data_str = (
f"Password changed (complexity: {complexity}, user: {user_id})"
)
elif event_subtype == "max_screen_lock_timeout_set":
admin = event_info.get("admin_package", "")
timeout = event_info.get("timeout_ms", "")
event_data_str = (
f"Max screen lock timeout set by {admin}: {timeout}ms"
)
elif event_subtype == "max_password_attempts_set":
admin = event_info.get("admin_package", "")
attempts = event_info.get("max_attempts", "")
event_data_str = f"Max password attempts set by {admin}: {attempts}"
# Remote lock and wipe events
elif event_subtype == "remote_lock":
admin = event_info.get("admin_package", "")
event_data_str = f"Device remotely locked by {admin}"
elif event_subtype == "wipe_failure":
event_data_str = "Device wipe failed"
# User restriction events
elif event_subtype == "user_restriction_added":
admin = event_info.get("admin_package", "")
restriction = event_info.get("restriction", "")
event_data_str = f"User restriction added by {admin}: {restriction}"
elif event_subtype == "user_restriction_removed":
admin = event_info.get("admin_package", "")
restriction = event_info.get("restriction", "")
event_data_str = (
f"User restriction removed by {admin}: {restriction}"
)
# WiFi events
elif event_subtype == "wifi_connection":
bssid = event_info.get("bssid", "")
event_type = event_info.get("event_type", "")
reason = event_info.get("reason", "")
event_data_str = f"WiFi connection: {event_type} (BSSID: {bssid})"
if reason:
event_data_str += f" - {reason}"
elif event_subtype == "wifi_disconnection":
bssid = event_info.get("bssid", "")
reason = event_info.get("reason", "")
event_data_str = f"WiFi disconnection (BSSID: {bssid})"
if reason:
event_data_str += f" - {reason}"
# Bluetooth events
elif event_subtype == "bluetooth_connection":
mac = event_info.get("mac_address", "")
success = event_info.get("success", False)
reason = event_info.get("reason", "")
event_data_str = f"Bluetooth {'connected' if success else 'connection failed'}: {mac}"
if reason:
event_data_str += f" - {reason}"
elif event_subtype == "bluetooth_disconnection":
mac = event_info.get("mac_address", "")
reason = event_info.get("reason", "")
event_data_str = f"Bluetooth disconnected: {mac}"
if reason:
event_data_str += f" - {reason}"
# Camera policy event
elif event_subtype == "camera_policy_set":
admin = event_info.get("admin_package", "")
disabled = event_info.get("disabled", False)
event_data_str = (
f"Camera {'disabled' if disabled else 'enabled'} by {admin}"
)
# Backup service event
elif event_subtype == "backup_service_toggled":
admin = event_info.get("admin_package", "")
enabled = event_info.get("enabled", False)
event_data_str = f"Backup service {'enabled' if enabled else 'disabled'} by {admin}"
# NFC events
elif event_subtype == "nfc_enabled":
event_data_str = "NFC enabled"
elif event_subtype == "nfc_disabled":
event_data_str = "NFC disabled"
else:
event_data_str = (
f"{SECURITY_EVENT_TAGS.get(event_subtype, {}).get('name', event_subtype)}: "
f"{event_info}"
)
else:
event_data_str = f"{event_subtype}: {event_info}"
if not event_subtype:
event_subtype = "unknown"
event_data_str = str(record)
return {
"timestamp": record.get("timestamp"),
"module": self.__class__.__name__,
"event": event_subtype,
"data": event_data_str,
}
def process_event(self, event_data: dict) -> None:
"""Process a security event and add it to results."""
# Convert event_time to ISO format
# Security events use nanoseconds since epoch
event_time = event_data.get("event_time")
if event_time:
# Convert nanoseconds to seconds
event_data["timestamp"] = self._localize_timestamp(
event_time / 1_000_000_000.0
)
else:
event_data["timestamp"] = None
# Track event type statistics, including future tags unknown to MVT.
event_tag = self._get_event_tag(event_data)
if event_tag:
self.event_type_counts[event_tag] = (
self.event_type_counts.get(event_tag, 0) + 1
)
self.results.append(event_data)
def run(self) -> None:
"""Extract and analyze security events from intrusion logs."""
if not self.target_path:
self.log.error("No target path specified")
return
self.collect_txt(self.target_path)
self.parse_collected_txt("security_event")
self.log.info("Identified %d security events", len(self.results))
# Log event type breakdown
if self.event_type_counts:
self.log.info("Security event breakdown:")
for event_type, count in sorted(
self.event_type_counts.items(), key=lambda x: x[1], reverse=True
):
event_name = SECURITY_EVENT_TAGS.get(event_type, {}).get(
"name", event_type
)
self.log.info(" - %s: %d", event_name, count)
unknown_event_types = sorted(
event_type
for event_type in self.event_type_counts
if event_type not in SECURITY_EVENT_TAGS
)
if unknown_event_types:
self.log.warning(
"Found unknown intrusion logging security event type(s): %s. "
"Please open an issue on GitHub so MVT can add support for them.",
", ".join(unknown_event_types),
)
+139 -138
View File
@@ -1,12 +1,13 @@
# Generated by the protocol buffer compiler. DO NOT EDIT!
# sources: tombstone.proto
# plugin: python-betterproto2
# plugin: python-betterproto
from dataclasses import dataclass
from typing import Dict, List
import betterproto2
import betterproto
class Architecture(betterproto2.Enum):
class Architecture(betterproto.Enum):
ARM32 = 0
ARM64 = 1
X86 = 2
@@ -15,12 +16,12 @@ class Architecture(betterproto2.Enum):
NONE = 5
class MemoryErrorTool(betterproto2.Enum):
class MemoryErrorTool(betterproto.Enum):
GWP_ASAN = 0
SCUDO = 1
class MemoryErrorType(betterproto2.Enum):
class MemoryErrorType(betterproto.Enum):
UNKNOWN = 0
USE_AFTER_FREE = 1
DOUBLE_FREE = 2
@@ -29,179 +30,179 @@ class MemoryErrorType(betterproto2.Enum):
BUFFER_UNDERFLOW = 5
@dataclass(eq=False, repr=False)
class CrashDetail(betterproto2.Message):
@dataclass
class CrashDetail(betterproto.Message):
"""
NOTE TO OEMS: If you add custom fields to this proto, do not use numbers in
the reserved range.
"""
name: "bytes" = betterproto2.field(1, betterproto2.TYPE_BYTES)
data: "bytes" = betterproto2.field(2, betterproto2.TYPE_BYTES)
name: bytes = betterproto.bytes_field(1)
data: bytes = betterproto.bytes_field(2)
@dataclass(eq=False, repr=False)
class StackHistoryBufferEntry(betterproto2.Message):
addr: "BacktraceFrame | None" = betterproto2.field(1, betterproto2.TYPE_MESSAGE, optional=True)
fp: "int" = betterproto2.field(2, betterproto2.TYPE_UINT64)
tag: "int" = betterproto2.field(3, betterproto2.TYPE_UINT64)
@dataclass
class StackHistoryBufferEntry(betterproto.Message):
addr: "BacktraceFrame" = betterproto.message_field(1)
fp: int = betterproto.uint64_field(2)
tag: int = betterproto.uint64_field(3)
@dataclass(eq=False, repr=False)
class StackHistoryBuffer(betterproto2.Message):
tid: "int" = betterproto2.field(1, betterproto2.TYPE_UINT64)
entries: "list[StackHistoryBufferEntry]" = betterproto2.field(2, betterproto2.TYPE_MESSAGE, repeated=True)
@dataclass
class StackHistoryBuffer(betterproto.Message):
tid: int = betterproto.uint64_field(1)
entries: List["StackHistoryBufferEntry"] = betterproto.message_field(2)
@dataclass(eq=False, repr=False)
class Tombstone(betterproto2.Message):
arch: "Architecture" = betterproto2.field(1, betterproto2.TYPE_ENUM, default_factory=lambda: Architecture(0))
guest_arch: "Architecture" = betterproto2.field(24, betterproto2.TYPE_ENUM, default_factory=lambda: Architecture(0))
build_fingerprint: "str" = betterproto2.field(2, betterproto2.TYPE_STRING)
revision: "str" = betterproto2.field(3, betterproto2.TYPE_STRING)
timestamp: "str" = betterproto2.field(4, betterproto2.TYPE_STRING)
pid: "int" = betterproto2.field(5, betterproto2.TYPE_UINT32)
tid: "int" = betterproto2.field(6, betterproto2.TYPE_UINT32)
uid: "int" = betterproto2.field(7, betterproto2.TYPE_UINT32)
selinux_label: "str" = betterproto2.field(8, betterproto2.TYPE_STRING)
command_line: "list[str]" = betterproto2.field(9, betterproto2.TYPE_STRING, repeated=True)
@dataclass
class Tombstone(betterproto.Message):
arch: "Architecture" = betterproto.enum_field(1)
guest_arch: "Architecture" = betterproto.enum_field(24)
build_fingerprint: str = betterproto.string_field(2)
revision: str = betterproto.string_field(3)
timestamp: str = betterproto.string_field(4)
pid: int = betterproto.uint32_field(5)
tid: int = betterproto.uint32_field(6)
uid: int = betterproto.uint32_field(7)
selinux_label: str = betterproto.string_field(8)
command_line: List[str] = betterproto.string_field(9)
# Process uptime in seconds.
process_uptime: "int" = betterproto2.field(20, betterproto2.TYPE_UINT32)
signal_info: "Signal | None" = betterproto2.field(10, betterproto2.TYPE_MESSAGE, optional=True)
abort_message: "str" = betterproto2.field(14, betterproto2.TYPE_STRING)
crash_details: "list[CrashDetail]" = betterproto2.field(21, betterproto2.TYPE_MESSAGE, repeated=True)
causes: "list[Cause]" = betterproto2.field(15, betterproto2.TYPE_MESSAGE, repeated=True)
threads: "dict[int, Thread]" = betterproto2.field(
16, betterproto2.TYPE_MAP, map_meta=betterproto2.map_meta(betterproto2.TYPE_UINT32, betterproto2.TYPE_MESSAGE)
process_uptime: int = betterproto.uint32_field(20)
signal_info: "Signal" = betterproto.message_field(10)
abort_message: str = betterproto.string_field(14)
crash_details: List["CrashDetail"] = betterproto.message_field(21)
causes: List["Cause"] = betterproto.message_field(15)
threads: Dict[int, "Thread"] = betterproto.map_field(
16, betterproto.TYPE_UINT32, betterproto.TYPE_MESSAGE
)
guest_threads: "dict[int, Thread]" = betterproto2.field(
25, betterproto2.TYPE_MAP, map_meta=betterproto2.map_meta(betterproto2.TYPE_UINT32, betterproto2.TYPE_MESSAGE)
guest_threads: Dict[int, "Thread"] = betterproto.map_field(
25, betterproto.TYPE_UINT32, betterproto.TYPE_MESSAGE
)
memory_mappings: "list[MemoryMapping]" = betterproto2.field(17, betterproto2.TYPE_MESSAGE, repeated=True)
log_buffers: "list[LogBuffer]" = betterproto2.field(18, betterproto2.TYPE_MESSAGE, repeated=True)
open_fds: "list[FD]" = betterproto2.field(19, betterproto2.TYPE_MESSAGE, repeated=True)
page_size: "int" = betterproto2.field(22, betterproto2.TYPE_UINT32)
has_been_16kb_mode: "bool" = betterproto2.field(23, betterproto2.TYPE_BOOL)
stack_history_buffer: "StackHistoryBuffer | None" = betterproto2.field(26, betterproto2.TYPE_MESSAGE, optional=True)
memory_mappings: List["MemoryMapping"] = betterproto.message_field(17)
log_buffers: List["LogBuffer"] = betterproto.message_field(18)
open_fds: List["FD"] = betterproto.message_field(19)
page_size: int = betterproto.uint32_field(22)
has_been_16kb_mode: bool = betterproto.bool_field(23)
stack_history_buffer: "StackHistoryBuffer" = betterproto.message_field(26)
@dataclass(eq=False, repr=False)
class Signal(betterproto2.Message):
number: "int" = betterproto2.field(1, betterproto2.TYPE_INT32)
name: "str" = betterproto2.field(2, betterproto2.TYPE_STRING)
code: "int" = betterproto2.field(3, betterproto2.TYPE_INT32)
code_name: "str" = betterproto2.field(4, betterproto2.TYPE_STRING)
has_sender: "bool" = betterproto2.field(5, betterproto2.TYPE_BOOL)
sender_uid: "int" = betterproto2.field(6, betterproto2.TYPE_INT32)
sender_pid: "int" = betterproto2.field(7, betterproto2.TYPE_INT32)
has_fault_address: "bool" = betterproto2.field(8, betterproto2.TYPE_BOOL)
fault_address: "int" = betterproto2.field(9, betterproto2.TYPE_UINT64)
@dataclass
class Signal(betterproto.Message):
number: int = betterproto.int32_field(1)
name: str = betterproto.string_field(2)
code: int = betterproto.int32_field(3)
code_name: str = betterproto.string_field(4)
has_sender: bool = betterproto.bool_field(5)
sender_uid: int = betterproto.int32_field(6)
sender_pid: int = betterproto.int32_field(7)
has_fault_address: bool = betterproto.bool_field(8)
fault_address: int = betterproto.uint64_field(9)
# Note, may or may not contain the dump of the actual memory contents.
# Currently, on arm64, we only include metadata, and not the contents.
fault_adjacent_metadata: "MemoryDump | None" = betterproto2.field(10, betterproto2.TYPE_MESSAGE, optional=True)
fault_adjacent_metadata: "MemoryDump" = betterproto.message_field(10)
@dataclass(eq=False, repr=False)
class HeapObject(betterproto2.Message):
address: "int" = betterproto2.field(1, betterproto2.TYPE_UINT64)
size: "int" = betterproto2.field(2, betterproto2.TYPE_UINT64)
allocation_tid: "int" = betterproto2.field(3, betterproto2.TYPE_UINT64)
allocation_backtrace: "list[BacktraceFrame]" = betterproto2.field(4, betterproto2.TYPE_MESSAGE, repeated=True)
deallocation_tid: "int" = betterproto2.field(5, betterproto2.TYPE_UINT64)
deallocation_backtrace: "list[BacktraceFrame]" = betterproto2.field(6, betterproto2.TYPE_MESSAGE, repeated=True)
@dataclass
class HeapObject(betterproto.Message):
address: int = betterproto.uint64_field(1)
size: int = betterproto.uint64_field(2)
allocation_tid: int = betterproto.uint64_field(3)
allocation_backtrace: List["BacktraceFrame"] = betterproto.message_field(4)
deallocation_tid: int = betterproto.uint64_field(5)
deallocation_backtrace: List["BacktraceFrame"] = betterproto.message_field(6)
@dataclass(eq=False, repr=False)
class MemoryError(betterproto2.Message):
tool: "MemoryErrorTool" = betterproto2.field(1, betterproto2.TYPE_ENUM, default_factory=lambda: MemoryErrorTool(0))
type: "MemoryErrorType" = betterproto2.field(2, betterproto2.TYPE_ENUM, default_factory=lambda: MemoryErrorType(0))
heap: "HeapObject | None" = betterproto2.field(3, betterproto2.TYPE_MESSAGE, optional=True, group="location")
@dataclass
class MemoryError(betterproto.Message):
tool: "MemoryErrorTool" = betterproto.enum_field(1)
type: "MemoryErrorType" = betterproto.enum_field(2)
heap: "HeapObject" = betterproto.message_field(3, group="location")
@dataclass(eq=False, repr=False)
class Cause(betterproto2.Message):
human_readable: "str" = betterproto2.field(1, betterproto2.TYPE_STRING)
memory_error: "MemoryError | None" = betterproto2.field(2, betterproto2.TYPE_MESSAGE, optional=True, group="details")
@dataclass
class Cause(betterproto.Message):
human_readable: str = betterproto.string_field(1)
memory_error: "MemoryError" = betterproto.message_field(2, group="details")
@dataclass(eq=False, repr=False)
class Register(betterproto2.Message):
name: "str" = betterproto2.field(1, betterproto2.TYPE_STRING)
u64: "int" = betterproto2.field(2, betterproto2.TYPE_UINT64)
@dataclass
class Register(betterproto.Message):
name: str = betterproto.string_field(1)
u64: int = betterproto.uint64_field(2)
@dataclass(eq=False, repr=False)
class Thread(betterproto2.Message):
id: "int" = betterproto2.field(1, betterproto2.TYPE_INT32)
name: "str" = betterproto2.field(2, betterproto2.TYPE_STRING)
registers: "list[Register]" = betterproto2.field(3, betterproto2.TYPE_MESSAGE, repeated=True)
backtrace_note: "list[str]" = betterproto2.field(7, betterproto2.TYPE_STRING, repeated=True)
unreadable_elf_files: "list[str]" = betterproto2.field(9, betterproto2.TYPE_STRING, repeated=True)
current_backtrace: "list[BacktraceFrame]" = betterproto2.field(4, betterproto2.TYPE_MESSAGE, repeated=True)
memory_dump: "list[MemoryDump]" = betterproto2.field(5, betterproto2.TYPE_MESSAGE, repeated=True)
tagged_addr_ctrl: "int" = betterproto2.field(6, betterproto2.TYPE_INT64)
pac_enabled_keys: "int" = betterproto2.field(8, betterproto2.TYPE_INT64)
@dataclass
class Thread(betterproto.Message):
id: int = betterproto.int32_field(1)
name: str = betterproto.string_field(2)
registers: List["Register"] = betterproto.message_field(3)
backtrace_note: List[str] = betterproto.string_field(7)
unreadable_elf_files: List[str] = betterproto.string_field(9)
current_backtrace: List["BacktraceFrame"] = betterproto.message_field(4)
memory_dump: List["MemoryDump"] = betterproto.message_field(5)
tagged_addr_ctrl: int = betterproto.int64_field(6)
pac_enabled_keys: int = betterproto.int64_field(8)
@dataclass(eq=False, repr=False)
class BacktraceFrame(betterproto2.Message):
rel_pc: "int" = betterproto2.field(1, betterproto2.TYPE_UINT64)
pc: "int" = betterproto2.field(2, betterproto2.TYPE_UINT64)
sp: "int" = betterproto2.field(3, betterproto2.TYPE_UINT64)
function_name: "str" = betterproto2.field(4, betterproto2.TYPE_STRING)
function_offset: "int" = betterproto2.field(5, betterproto2.TYPE_UINT64)
file_name: "str" = betterproto2.field(6, betterproto2.TYPE_STRING)
file_map_offset: "int" = betterproto2.field(7, betterproto2.TYPE_UINT64)
build_id: "str" = betterproto2.field(8, betterproto2.TYPE_STRING)
@dataclass
class BacktraceFrame(betterproto.Message):
rel_pc: int = betterproto.uint64_field(1)
pc: int = betterproto.uint64_field(2)
sp: int = betterproto.uint64_field(3)
function_name: str = betterproto.string_field(4)
function_offset: int = betterproto.uint64_field(5)
file_name: str = betterproto.string_field(6)
file_map_offset: int = betterproto.uint64_field(7)
build_id: str = betterproto.string_field(8)
@dataclass(eq=False, repr=False)
class ArmMTEMetadata(betterproto2.Message):
@dataclass
class ArmMTEMetadata(betterproto.Message):
# One memory tag per granule (e.g. every 16 bytes) of regular memory.
memory_tags: "bytes" = betterproto2.field(1, betterproto2.TYPE_BYTES)
memory_tags: bytes = betterproto.bytes_field(1)
@dataclass(eq=False, repr=False)
class MemoryDump(betterproto2.Message):
register_name: "str" = betterproto2.field(1, betterproto2.TYPE_STRING)
mapping_name: "str" = betterproto2.field(2, betterproto2.TYPE_STRING)
begin_address: "int" = betterproto2.field(3, betterproto2.TYPE_UINT64)
memory: "bytes" = betterproto2.field(4, betterproto2.TYPE_BYTES)
arm_mte_metadata: "ArmMTEMetadata | None" = betterproto2.field(6, betterproto2.TYPE_MESSAGE, optional=True, group="metadata")
@dataclass
class MemoryDump(betterproto.Message):
register_name: str = betterproto.string_field(1)
mapping_name: str = betterproto.string_field(2)
begin_address: int = betterproto.uint64_field(3)
memory: bytes = betterproto.bytes_field(4)
arm_mte_metadata: "ArmMTEMetadata" = betterproto.message_field(6, group="metadata")
@dataclass(eq=False, repr=False)
class MemoryMapping(betterproto2.Message):
begin_address: "int" = betterproto2.field(1, betterproto2.TYPE_UINT64)
end_address: "int" = betterproto2.field(2, betterproto2.TYPE_UINT64)
offset: "int" = betterproto2.field(3, betterproto2.TYPE_UINT64)
read: "bool" = betterproto2.field(4, betterproto2.TYPE_BOOL)
write: "bool" = betterproto2.field(5, betterproto2.TYPE_BOOL)
execute: "bool" = betterproto2.field(6, betterproto2.TYPE_BOOL)
mapping_name: "str" = betterproto2.field(7, betterproto2.TYPE_STRING)
build_id: "str" = betterproto2.field(8, betterproto2.TYPE_STRING)
load_bias: "int" = betterproto2.field(9, betterproto2.TYPE_UINT64)
@dataclass
class MemoryMapping(betterproto.Message):
begin_address: int = betterproto.uint64_field(1)
end_address: int = betterproto.uint64_field(2)
offset: int = betterproto.uint64_field(3)
read: bool = betterproto.bool_field(4)
write: bool = betterproto.bool_field(5)
execute: bool = betterproto.bool_field(6)
mapping_name: str = betterproto.string_field(7)
build_id: str = betterproto.string_field(8)
load_bias: int = betterproto.uint64_field(9)
@dataclass(eq=False, repr=False)
class FD(betterproto2.Message):
fd: "int" = betterproto2.field(1, betterproto2.TYPE_INT32)
path: "str" = betterproto2.field(2, betterproto2.TYPE_STRING)
owner: "str" = betterproto2.field(3, betterproto2.TYPE_STRING)
tag: "int" = betterproto2.field(4, betterproto2.TYPE_UINT64)
@dataclass
class FD(betterproto.Message):
fd: int = betterproto.int32_field(1)
path: str = betterproto.string_field(2)
owner: str = betterproto.string_field(3)
tag: int = betterproto.uint64_field(4)
@dataclass(eq=False, repr=False)
class LogBuffer(betterproto2.Message):
name: "str" = betterproto2.field(1, betterproto2.TYPE_STRING)
logs: "list[LogMessage]" = betterproto2.field(2, betterproto2.TYPE_MESSAGE, repeated=True)
@dataclass
class LogBuffer(betterproto.Message):
name: str = betterproto.string_field(1)
logs: List["LogMessage"] = betterproto.message_field(2)
@dataclass(eq=False, repr=False)
class LogMessage(betterproto2.Message):
timestamp: "str" = betterproto2.field(1, betterproto2.TYPE_STRING)
pid: "int" = betterproto2.field(2, betterproto2.TYPE_UINT32)
tid: "int" = betterproto2.field(3, betterproto2.TYPE_UINT32)
priority: "int" = betterproto2.field(4, betterproto2.TYPE_UINT32)
tag: "str" = betterproto2.field(5, betterproto2.TYPE_STRING)
message: "str" = betterproto2.field(6, betterproto2.TYPE_STRING)
@dataclass
class LogMessage(betterproto.Message):
timestamp: str = betterproto.string_field(1)
pid: int = betterproto.uint32_field(2)
tid: int = betterproto.uint32_field(3)
priority: int = betterproto.uint32_field(4)
tag: str = betterproto.string_field(5)
message: str = betterproto.string_field(6)
+1 -8
View File
@@ -207,19 +207,12 @@ class AlertStore:
alert_dict = asdict(alert)
# This is required because an Enum is not JSON serializable.
alert_dict["level"] = alert.level.name
if isinstance(alert_dict.get("event"), dict):
event_matched_indicator = alert_dict["event"].pop(
"matched_indicator", None
)
if alert_dict["matched_indicator"] is None:
alert_dict["matched_indicator"] = event_matched_indicator
alerts.append(alert_dict)
return alerts
def save_timeline(self, timeline_path: str) -> None:
with open(timeline_path, "w", encoding="utf-8") as handle:
with open(timeline_path, "a+", encoding="utf-8") as handle:
csvoutput = csv.writer(
handle,
delimiter=",",
+3 -11
View File
@@ -17,9 +17,8 @@ from rich.text import Text
from .alerts import AlertLevel, AlertStore
from .config import settings
from .indicators import Indicators
from .module import EncryptedBackupError, MVTModule, run_module, save_timeline
from .module import MVTModule, run_module, save_timeline
from .utils import (
CustomJSONEncoder,
convert_datetime_to_iso,
generate_hashes_from_path,
get_sha256_from_file_path,
@@ -142,7 +141,7 @@ class Command:
alerts_path = os.path.join(self.results_path, "alerts.json")
with open(alerts_path, "w+", encoding="utf-8") as handle:
json.dump(alerts, handle, indent=4, cls=CustomJSONEncoder)
json.dump(alerts, handle, indent=4)
def _store_alerts_timeline(self) -> None:
if not self.results_path:
@@ -295,14 +294,7 @@ class Command:
except NotImplementedError:
pass
try:
run_module(m)
except EncryptedBackupError:
self.log.critical(
"The backup appears to be encrypted. "
"Please decrypt it first using `mvt-ios decrypt-backup`."
)
return
run_module(m)
self.executed.append(m)
self.timeline.extend(m.timeline)
-1
View File
@@ -47,4 +47,3 @@ HELP_MSG_CHECK_ADB_REMOVED_DESCRIPTION = (
HELP_MSG_CHECK_BUGREPORT = "Check an Android Bug Report"
HELP_MSG_CHECK_ANDROID_BACKUP = "Check an Android Backup"
HELP_MSG_CHECK_ANDROIDQF = "Check data collected with AndroidQF"
HELP_MSG_CHECK_INTRUSION_LOGS = "Check Android Intrusion Logging files"
+14 -27
View File
@@ -9,7 +9,7 @@ import logging
import os
from dataclasses import dataclass
from functools import lru_cache
from typing import Any, Dict, Iterator, List, Optional
from typing import Any, Dict, Iterator, List, Optional, Union
import ahocorasick
from appdirs import user_data_dir
@@ -115,17 +115,6 @@ class Indicators:
key, value = indicator.get("pattern", "").strip("[]").split("=")
key = key.strip()
# Normalize hash algorithm keys so that both the STIX2-spec-compliant
# form (e.g. file:hashes.'SHA-256', which requires quotes around
# algorithm names that contain hyphens) and the non-standard lowercase
# form (e.g. file:hashes.sha256) are accepted. Strip single quotes and
# hyphens from the algorithm name only, then lowercase it.
for sep in ("hashes.", "cert."):
if sep in key:
prefix, _, algo = key.partition(sep)
key = prefix + sep + algo.replace("'", "").replace("-", "").lower()
break
if key == "domain-name:value":
# We force domain names to lower case.
self._add_indicator(
@@ -727,32 +716,30 @@ class Indicators:
return None
def check_receiver_prefix(
self, receiver_name: str
) -> Optional[IndicatorMatch]:
def check_receiver_prefix(self, receiver_name: str) -> Union[dict, None]:
"""Check the provided receiver name against the list of indicators.
An IoC match is detected when a substring of the receiver matches the indicator.
:param receiver_name: Receiver name to check against app ID indicators
:type receiver_name: str
:returns: IndicatorMatch if matched, otherwise None
An IoC match is detected when a substring of the receiver matches the indicator
:param app_id: App ID to check against the list of indicators
:type app_id: str
:returns: Indicator details if matched, otherwise None
"""
if not receiver_name:
return None
for ioc in self.get_iocs("app_ids"):
if ioc.value.lower() in receiver_name.lower():
return IndicatorMatch(
ioc=ioc,
message=f'Found a known suspicious receiver with name "{receiver_name}" matching indicators from "{ioc.name}"',
if ioc["value"].lower() in receiver_name.lower():
self.log.warning(
'Found a known suspicious receiver with name "%s" '
'matching indicators from "%s"',
receiver_name,
ioc["name"],
)
return ioc
return None
def check_android_property_name(
self, property_name: str
) -> Optional[IndicatorMatch]:
def check_android_property_name(self, property_name: str) -> Optional[dict]:
"""Check the android property name against the list of indicators.
:param property_name: Name of the Android property
+6 -15
View File
@@ -30,10 +30,6 @@ class DatabaseCorruptedError(Exception):
pass
class EncryptedBackupError(Exception):
pass
class InsufficientPrivileges(Exception):
pass
@@ -109,13 +105,10 @@ class MVTModule:
name = self.get_slug()
if self.results:
if isinstance(self.results, dict):
converted_results = self.results
else:
converted_results = [
asdict(result) if is_dataclass(result) else result
for result in self.results
]
converted_results = [
asdict(result) if is_dataclass(result) else result
for result in self.results
]
results_file_name = f"{name}.json"
results_json_path = os.path.join(self.results_path, results_file_name)
with open(results_json_path, "w", encoding="utf-8") as handle:
@@ -136,7 +129,7 @@ class MVTModule:
detected_json_path = os.path.join(self.results_path, detected_file_name)
with open(detected_json_path, "w", encoding="utf-8") as handle:
json.dump(
self.alertstore.as_json(), handle, indent=4, cls=CustomJSONEncoder
self.alertstore.alerts, handle, indent=4, cls=CustomJSONEncoder
)
def serialize(self, result: ModuleAtomicResult) -> ModuleSerializedResult:
@@ -188,8 +181,6 @@ def run_module(module: MVTModule) -> None:
try:
exec_or_profile("module.run()", globals(), locals())
except EncryptedBackupError:
raise
except NotImplementedError:
module.log.exception(
"The run() procedure of module %s was not implemented yet!",
@@ -259,7 +250,7 @@ def save_timeline(timeline: list, timeline_path: str, is_utc: bool = True) -> No
:param timeline_path: Path to the csv file to store the timeline to
"""
with open(timeline_path, "w", encoding="utf-8") as handle:
with open(timeline_path, "a+", encoding="utf-8") as handle:
csvoutput = csv.writer(
handle, delimiter=",", quotechar='"', quoting=csv.QUOTE_ALL, escapechar="\\"
)
+1 -5
View File
@@ -10,7 +10,6 @@ import json
import logging
import os
import re
from dataclasses import asdict, is_dataclass
from typing import Any, Iterator, Union
from .log import MVTLogHandler
@@ -31,9 +30,6 @@ class CustomJSONEncoder(json.JSONEncoder):
"""
def default(self, o):
# Unwrap dataclass instances (such as Indicator) to dict. Skip class itself.
if is_dataclass(o) and not isinstance(o, type):
return asdict(o)
if isinstance(o, bytes):
# Decode as utf-8, replace any invalid UTF-8 bytes with escaped hex
return o.decode("utf-8", errors="backslashreplace")
@@ -239,7 +235,7 @@ def init_logging(verbose: bool = False):
Initialise logging for the MVT module
"""
log = logging.getLogger("mvt")
log.setLevel(logging.DEBUG)
log.setLevel(logging.INFO)
consoleHandler = MVTLogHandler()
consoleHandler.setFormatter(logging.Formatter("%(message)s"))
if verbose:
+1 -1
View File
@@ -3,4 +3,4 @@
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
MVT_VERSION = "2026.5.12"
MVT_VERSION = "3.0.0"
-24
View File
@@ -911,10 +911,6 @@
"version": "15.8.7",
"build": "19H411"
},
{
"version": "15.8.8",
"build": "19H422"
},
{
"build": "20A362",
"version": "16.0"
@@ -1032,10 +1028,6 @@
"version": "16.7.15",
"build": "20H380"
},
{
"version": "16.7.16",
"build": "20H392"
},
{
"version": "17.0",
"build": "21A327"
@@ -1208,14 +1200,6 @@
"version": "18.7.7",
"build": "22H333"
},
{
"version": "18.7.8",
"build": "22H352"
},
{
"version": "18.7.9",
"build": "22H355"
},
{
"version": "26",
"build": "23A341"
@@ -1247,13 +1231,5 @@
{
"version": "26.4",
"build": "23E246"
},
{
"version": "26.4.2",
"build": "23E261"
},
{
"version": "26.5",
"build": "23F77"
}
]
+1 -10
View File
@@ -11,7 +11,6 @@ import os
import os.path
import shutil
import sqlite3
from pathlib import Path
from typing import Optional
from iOSbackup import iOSbackup
@@ -47,16 +46,14 @@ class DecryptBackup:
"""
conn = sqlite3.connect(os.path.join(backup_path, "Manifest.db"))
cur = conn.cursor()
try:
cur = conn.cursor()
cur.execute("SELECT fileID FROM Files LIMIT 1;")
except sqlite3.DatabaseError:
return True
else:
log.critical("The backup does not seem encrypted!")
return False
finally:
conn.close()
def _process_file(
self, relative_path: str, domain: str, item, file_id: str, item_folder: str
@@ -97,9 +94,6 @@ class DecryptBackup:
# This may be a partial backup. Skip files from the manifest
# which do not exist locally.
source_file_path = os.path.join(self.backup_path, file_id[0:2], file_id)
if not Path(source_file_path).resolve().is_relative_to(Path(self.backup_path).resolve()):
log.warning("Skipping unsafe file_id: %r", file_id)
continue
if not os.path.exists(source_file_path):
log.debug(
"Skipping file %s. File not found in encrypted backup directory.",
@@ -108,9 +102,6 @@ class DecryptBackup:
continue
item_folder = os.path.join(self.dest_path, file_id[0:2]) # type: ignore[arg-type]
if not Path(os.path.join(item_folder, file_id)).resolve().is_relative_to(Path(self.dest_path).resolve()):
log.warning("Skipping unsafe file_id: %r", file_id)
continue
if not os.path.exists(item_folder):
os.makedirs(item_folder)
@@ -73,9 +73,11 @@ class ConfigurationProfiles(IOSExtraction):
)
if ioc_match:
warning_message = f'Found a known malicious configuration profile "{result["plist"]["PayloadDisplayName"]}" with UUID "{result["plist"]["PayloadUUID"]}"'
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
warning_message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
continue
# Highlight suspicious configuration profiles which may be used
@@ -83,6 +85,7 @@ class ConfigurationProfiles(IOSExtraction):
if payload_content["PayloadType"] in ["com.apple.notificationsettings"]:
warning_message = f'Found a potentially suspicious configuration profile "{result["plist"]["PayloadDisplayName"]}" with payload type {payload_content["PayloadType"]}'
self.alertstore.medium(warning_message, "", result)
self.alertstore.log_latest()
continue
def run(self) -> None:
+4 -10
View File
@@ -8,10 +8,9 @@ import io
import logging
import os
import plistlib
import sqlite3
from typing import Optional
from mvt.common.module import DatabaseNotFoundError, EncryptedBackupError
from mvt.common.module import DatabaseNotFoundError
from mvt.common.module_types import (
ModuleAtomicResult,
ModuleResults,
@@ -103,6 +102,7 @@ class Manifest(IOSExtraction):
ioc_match = self.indicators.check_file_path("/" + result["relative_path"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -118,6 +118,7 @@ class Manifest(IOSExtraction):
ioc_match = self.indicators.check_url(part)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f'Found mention of domain "{ioc_match.ioc.value}" in a backup file with path: {rel_path}',
"",
@@ -137,14 +138,7 @@ class Manifest(IOSExtraction):
conn = self._open_sqlite_db(manifest_db_path)
cur = conn.cursor()
try:
cur.execute("SELECT * FROM Files;")
except sqlite3.DatabaseError:
conn.close()
raise EncryptedBackupError(
"Manifest.db is not a valid SQLite database. "
"The backup may be encrypted."
)
cur.execute("SELECT * FROM Files;")
names = [description[0] for description in cur.description]
for file_entry in cur:
@@ -59,6 +59,7 @@ class ProfileEvents(IOSExtraction):
for result in self.results:
message = f'On {result.get("timestamp")} process "{result.get("process")}" started operation "{result.get("operation")}" of profile "{result.get("profile_id")}"'
self.alertstore.low(message, result.get("timestamp") or "", result)
self.alertstore.log_latest()
if not self.indicators:
return
@@ -66,6 +67,7 @@ class ProfileEvents(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_process(result.get("process") or "")
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -73,6 +75,7 @@ class ProfileEvents(IOSExtraction):
ioc_match = self.indicators.check_profile(result.get("profile_id") or "")
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+6 -19
View File
@@ -9,7 +9,6 @@ import os
import shutil
import sqlite3
import subprocess
from pathlib import Path
from typing import Iterator, Optional, Union
from mvt.common.module import (
@@ -123,8 +122,6 @@ class IOSExtraction(MVTModule):
base_sql = "SELECT fileID, domain, relativePath FROM Files WHERE "
conn: Optional[sqlite3.Connection] = None
cur: Optional[sqlite3.Cursor] = None
try:
conn = self._open_sqlite_db(manifest_db_path)
cur = conn.cursor()
@@ -144,30 +141,20 @@ class IOSExtraction(MVTModule):
cur.execute(f"{base_sql} relativePath = ?;", (relative_path,))
elif domain:
cur.execute(f"{base_sql} domain = ?;", (domain,))
records = [
{
"file_id": row[0],
"domain": row[1],
"relative_path": row[2],
}
for row in cur
]
except Exception as exc:
raise DatabaseCorruptedError(f"failed to query Manifest.db: {exc}") from exc
finally:
if cur:
cur.close()
if conn:
conn.close()
return iter(records)
for row in cur:
yield {
"file_id": row[0],
"domain": row[1],
"relative_path": row[2],
}
def _get_backup_file_from_id(self, file_id: str) -> Union[str, None]:
if not self.target_path:
return None
file_path = os.path.join(self.target_path, file_id[0:2], file_id)
if not Path(file_path).resolve().is_relative_to(Path(self.target_path).resolve()):
return None
if os.path.exists(file_path):
return file_path
+3
View File
@@ -67,14 +67,17 @@ class Analytics(IOSExtraction):
if ioc_match:
warning_message = f'Found mention of a malicious process "{value}" in {result["artifact"]} file at {result["isodate"]}'
new_result = copy.copy(result)
new_result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
warning_message, "", new_result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
continue
ioc_match = self.indicators.check_url(value)
if ioc_match:
new_result = copy.copy(result)
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message,
"",
+26 -28
View File
@@ -54,17 +54,19 @@ class CacheFiles(IOSExtraction):
if not self.indicators:
return
self.alertstore.alerts = {}
for key, values in self.results.items():
for value in values:
ioc_match = self.indicators.check_url(value["url"])
if ioc_match:
value["cache_file"] = key
self.alertstore.critical(
ioc_match.message,
value.get("isodate", ""),
value,
matched_indicator=ioc_match.ioc,
)
value["matched_indicator"] = ioc_match.ioc
# XXX: Finish converting this method
if key not in self.alertstore.alerts:
self.alertstore.alerts[key] = [
value,
]
else:
self.alertstore.alerts[key].append(value)
def _process_cache_file(self, file_path):
self.log.info("Processing cache file at path: %s", file_path)
@@ -73,29 +75,25 @@ class CacheFiles(IOSExtraction):
cur = conn.cursor()
try:
try:
cur.execute("SELECT * FROM cfurl_cache_response;")
except sqlite3.OperationalError:
return
cur.execute("SELECT * FROM cfurl_cache_response;")
except sqlite3.OperationalError:
return
key_name = os.path.relpath(file_path, self.target_path)
if key_name not in self.results:
self.results[key_name] = []
key_name = os.path.relpath(file_path, self.target_path)
if key_name not in self.results:
self.results[key_name] = []
for row in cur:
self.results[key_name].append(
{
"entry_id": row[0],
"version": row[1],
"hash_value": row[2],
"storage_policy": row[3],
"url": row[4],
"isodate": row[5],
}
)
finally:
cur.close()
conn.close()
for row in cur:
self.results[key_name].append(
{
"entry_id": row[0],
"version": row[1],
"hash_value": row[2],
"storage_policy": row[3],
"url": row[4],
"isodate": row[5],
}
)
def run(self) -> None:
self.results: dict = {}
+4 -6
View File
@@ -58,9 +58,8 @@ class Filesystem(IOSExtraction):
ioc_match = self.indicators.check_file_path(result["path"])
if ioc_match:
self.alertstore.high(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.high(self.get_slug(), ioc_match.message, "", result)
self.alertstore.log_latest()
# If we are instructed to run fast, we skip the rest.
if self.module_options.get("fast_mode", None):
@@ -68,9 +67,8 @@ class Filesystem(IOSExtraction):
ioc_match = self.indicators.check_file_path_process(result["path"])
if ioc_match:
self.alertstore.high(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.high(self.get_slug(), ioc_match.message, "", result)
self.alertstore.log_latest()
def run(self) -> None:
for root, dirs, files in os.walk(self.target_path):
+1
View File
@@ -65,6 +65,7 @@ class SafariFavicon(IOSExtraction):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
def _process_favicon_db(self, file_path):
conn = self._open_sqlite_db(file_path)
+3
View File
@@ -60,17 +60,20 @@ class ShutdownLog(IOSExtraction):
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
continue
for ioc in self.indicators.get_iocs("processes"):
parts = result["client"].split("/")
if ioc.value in parts:
result["matched_indicator"] = ioc
self.alertstore.critical(
f'Found mention of a known malicious process "{ioc.value}" in shutdown.log',
"",
result,
matched_indicator=ioc,
)
self.alertstore.log_latest()
continue
def process_shutdownlog(self, content):
+1
View File
@@ -20,6 +20,7 @@ class WebkitBase(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_url(result["url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+3 -1
View File
@@ -66,7 +66,7 @@ class Applications(IOSExtraction):
for result in self.results:
if self.indicators:
if "softwareVersionBundleId" not in result:
self.alertstore.medium(
self.alertstore.high(
"Suspicious application identified without softwareVersionBundleId",
"",
result,
@@ -77,6 +77,7 @@ class Applications(IOSExtraction):
result["softwareVersionBundleId"]
)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
f"Malicious application {result['softwareVersionBundleId']} identified",
"",
@@ -89,6 +90,7 @@ class Applications(IOSExtraction):
result["softwareVersionBundleId"]
)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
f"Malicious application {result['softwareVersionBundleId']} identified",
"",
+2
View File
@@ -71,6 +71,7 @@ class Calendar(IOSExtraction):
if result["participant_email"] and self.indicators:
ioc_match = self.indicators.check_email(result["participant_email"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -83,6 +84,7 @@ class Calendar(IOSExtraction):
"",
result,
)
self.alertstore.log_latest()
def _parse_calendar_db(self):
"""
@@ -61,6 +61,7 @@ class ChromeFavicon(IOSExtraction):
ioc_match = self.indicators.check_url(result["icon_url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -62,6 +62,7 @@ class ChromeHistory(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_url(result["url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+21 -22
View File
@@ -51,31 +51,30 @@ class Contacts(IOSExtraction):
conn = self._open_sqlite_db(self.file_path)
cur = conn.cursor()
try:
try:
cur.execute(
"""
SELECT
multi.value, person.first, person.middle, person.last,
person.organization
FROM ABPerson person, ABMultiValue multi
WHERE person.rowid = multi.record_id and multi.value not null
ORDER by person.rowid ASC;
cur.execute(
"""
)
except sqlite3.OperationalError as e:
self.log.info("Error while reading the contact table: %s", e)
return None
names = [description[0] for description in cur.description]
SELECT
multi.value, person.first, person.middle, person.last,
person.organization
FROM ABPerson person, ABMultiValue multi
WHERE person.rowid = multi.record_id and multi.value not null
ORDER by person.rowid ASC;
"""
)
except sqlite3.OperationalError as e:
self.log.info("Error while reading the contact table: %s", e)
return None
names = [description[0] for description in cur.description]
for row in cur:
new_contact = {}
for index, value in enumerate(row):
new_contact[names[index]] = value
for row in cur:
new_contact = {}
for index, value in enumerate(row):
new_contact[names[index]] = value
self.results.append(new_contact)
finally:
cur.close()
conn.close()
self.results.append(new_contact)
cur.close()
conn.close()
self.log.info(
"Extracted a total of %d contacts from the address book", len(self.results)
@@ -63,6 +63,7 @@ class FirefoxFavicon(IOSExtraction):
ioc_match = self.indicators.check_url(result.get("history_url", ""))
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -63,6 +63,7 @@ class FirefoxHistory(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_url(result["url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -65,6 +65,7 @@ class IDStatusCache(IOSExtraction):
email = result["user"][7:].strip("'")
ioc_match = self.indicators.check_email(email)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+24 -25
View File
@@ -291,38 +291,37 @@ class InteractionC(IOSExtraction):
cur = conn.cursor()
try:
cur.execute(QUERIES[0])
except sqlite3.OperationalError:
try:
cur.execute(QUERIES[0])
cur.execute(QUERIES[1])
except sqlite3.OperationalError:
try:
cur.execute(QUERIES[1])
cur.execute(QUERIES[2])
except sqlite3.OperationalError:
try:
cur.execute(QUERIES[2])
except sqlite3.OperationalError:
try:
cur.execute(QUERIES[3])
except sqlite3.OperationalError as e:
self.log.info(
"Error while reading the InteractionC table: %s", e
)
return None
cur.execute(QUERIES[3])
except sqlite3.OperationalError as e:
self.log.info(
"Error while reading the InteractionC table: %s", e
)
return None
names = [description[0] for description in cur.description]
for item in cur:
entry = {}
for index, value in enumerate(item):
if names[index] in self.timestamps:
if value is None or isinstance(value, str):
entry[names[index]] = value
else:
entry[names[index]] = convert_mactime_to_iso(value)
else:
names = [description[0] for description in cur.description]
for item in cur:
entry = {}
for index, value in enumerate(item):
if names[index] in self.timestamps:
if value is None or isinstance(value, str):
entry[names[index]] = value
else:
entry[names[index]] = convert_mactime_to_iso(value)
else:
entry[names[index]] = value
self.results.append(entry)
finally:
cur.close()
conn.close()
self.results.append(entry)
cur.close()
conn.close()
self.log.info("Extracted a total of %d InteractionC events", len(self.results))
+10 -5
View File
@@ -84,44 +84,48 @@ class LocationdClients(IOSExtraction):
ioc_match = self.indicators.check_process(proc_name)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f"Found a suspicious process name in LocationD entry {result['package']}",
"",
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
continue
if "BundleId" in result:
ioc_match = self.indicators.check_process(result["BundleId"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f"Found a suspicious process name in LocationD entry {result['package']}",
"",
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
if "BundlePath" in result:
ioc_match = self.indicators.check_file_path(result["BundlePath"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f"Found a known malicious domain in LocationD entry {result['package']}",
"",
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
continue
if "Executable" in result:
ioc_match = self.indicators.check_file_path(result["Executable"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f"Found a suspicious file path in LocationD entry {result['Executable']}",
"",
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
continue
if "Registered" in result:
@@ -131,12 +135,13 @@ class LocationdClients(IOSExtraction):
ioc_match = self.indicators.check_file_path(result["Registered"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.high(
f"Found a suspicious file path in LocationD entry {result['Registered']}",
"",
result,
matched_indicator=ioc_match.ioc,
)
self.alertstore.log_latest()
continue
def _extract_locationd_entries(self, file_path):
@@ -64,6 +64,7 @@ class OSAnalyticsADDaily(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_process(result["package"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -65,6 +65,7 @@ class SafariBrowserState(IOSExtraction):
if "tab_url" in result:
ioc_match = self.indicators.check_url(result["tab_url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -77,6 +78,7 @@ class SafariBrowserState(IOSExtraction):
if "entry_url" in session_entry:
ioc_match = self.indicators.check_url(session_entry["entry_url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message,
"",
@@ -90,87 +92,82 @@ class SafariBrowserState(IOSExtraction):
cur = conn.cursor()
try:
cur.execute(
"""
SELECT
tabs.title,
tabs.url,
tabs.user_visible_url,
tabs.last_viewed_time,
tab_sessions.session_data
FROM tabs
JOIN tab_sessions ON tabs.uuid = tab_sessions.tab_uuid
ORDER BY tabs.last_viewed_time;
"""
)
except sqlite3.OperationalError:
# Old version iOS <12 likely
try:
cur.execute(
"""
SELECT
tabs.title,
tabs.url,
tabs.user_visible_url,
tabs.last_viewed_time,
tab_sessions.session_data
FROM tabs
JOIN tab_sessions ON tabs.uuid = tab_sessions.tab_uuid
ORDER BY tabs.last_viewed_time;
"""
)
except sqlite3.OperationalError:
# Old version iOS <12 likely
try:
cur.execute(
"""
SELECT
title, url, user_visible_url, last_viewed_time, session_data
title, url, user_visible_url, last_viewed_time, session_data
FROM tabs
ORDER BY last_viewed_time;
"""
)
except sqlite3.OperationalError as e:
self.log.error(f"Error executing query: {e}")
return
)
except sqlite3.OperationalError as e:
self.log.error(f"Error executing query: {e}")
for row in cur:
session_entries = []
for row in cur:
session_entries = []
if row[4]:
# Skip a 4 byte header before the plist content.
session_plist = row[4][4:]
session_data = {}
try:
session_data = plistlib.load(io.BytesIO(session_plist))
session_data = keys_bytes_to_string(session_data)
except plistlib.InvalidFileException:
pass
if row[4]:
# Skip a 4 byte header before the plist content.
session_plist = row[4][4:]
session_data = {}
try:
session_data = plistlib.load(io.BytesIO(session_plist))
session_data = keys_bytes_to_string(session_data)
except plistlib.InvalidFileException:
pass
if "SessionHistoryEntries" in session_data.get("SessionHistory", {}):
for session_entry in session_data["SessionHistory"].get(
"SessionHistoryEntries"
):
self._session_history_count += 1
if "SessionHistoryEntries" in session_data.get("SessionHistory", {}):
for session_entry in session_data["SessionHistory"].get(
"SessionHistoryEntries"
):
self._session_history_count += 1
data_length = 0
if "SessionHistoryEntryData" in session_entry:
data_length = len(
session_entry.get("SessionHistoryEntryData")
)
session_entries.append(
{
"entry_title": session_entry.get(
"SessionHistoryEntryOriginalURL"
),
"entry_url": session_entry.get(
"SessionHistoryEntryURL"
),
"data_length": data_length,
}
data_length = 0
if "SessionHistoryEntryData" in session_entry:
data_length = len(
session_entry.get("SessionHistoryEntryData")
)
self.results.append(
{
"tab_title": row[0],
"tab_url": row[1],
"tab_visible_url": row[2],
"last_viewed_timestamp": convert_mactime_to_iso(row[3]),
"session_data": session_entries,
"safari_browser_state_db": os.path.relpath(
db_path, self.target_path
),
}
)
finally:
cur.close()
conn.close()
session_entries.append(
{
"entry_title": session_entry.get(
"SessionHistoryEntryOriginalURL"
),
"entry_url": session_entry.get(
"SessionHistoryEntryURL"
),
"data_length": data_length,
}
)
self.results.append(
{
"tab_title": row[0],
"tab_url": row[1],
"tab_visible_url": row[2],
"last_viewed_timestamp": convert_mactime_to_iso(row[3]),
"session_data": session_entries,
"safari_browser_state_db": os.path.relpath(
db_path, self.target_path
),
}
)
def run(self) -> None:
if self.is_backup:
+3 -1
View File
@@ -101,8 +101,9 @@ class SafariHistory(IOSExtraction):
if elapsed_time.seconds == 0:
self.alertstore.medium(
self.get_slug(),
f"Redirect took less than a second! ({elapsed_ms} milliseconds)",
convert_mactime_to_iso(result["timestamp"]),
result["timestamp"],
result,
)
@@ -115,6 +116,7 @@ class SafariHistory(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_url(result["url"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+1
View File
@@ -79,6 +79,7 @@ class Shortcuts(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_urls(result["action_urls"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+4 -6
View File
@@ -77,10 +77,12 @@ class SMS(IOSExtraction):
"text", ""
).startswith(alert_new):
self.alertstore.high(
f"Apple warning about state-sponsored attack received on {message['isodate']}",
self.get_slug(),
f"Apple warning about state-sponsored attack received on the {message['isodate']}",
message["isodate"],
message,
)
self.alertstore.log_latest()
if not self.indicators:
return
@@ -92,6 +94,7 @@ class SMS(IOSExtraction):
message_links = check_for_links(result.get("text", ""))
ioc_match = self.indicators.check_urls(message_links)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
@@ -134,11 +137,6 @@ class SMS(IOSExtraction):
"""
)
items = list(cur)
elif "no such table" in str(exc):
self.log.info(
"No SMS tables found in the database, skipping: %s", exc
)
return
else:
raise exc
names = [description[0] for description in cur.description]
+17 -29
View File
@@ -4,7 +4,6 @@
# https://license.mvt.re/1.1/
import logging
import sqlite3
from base64 import b64encode
from typing import Optional
@@ -65,12 +64,8 @@ class SMSAttachments(IOSExtraction):
if self.indicators:
ioc_match = self.indicators.check_file_path(attachment["filename"])
if ioc_match:
self.alertstore.high(
ioc_match.message,
"",
attachment,
matched_indicator=ioc_match.ioc,
)
attachment["matched_indicator"] = ioc_match.ioc
self.alertstore.high(ioc_match.message, "", attachment)
if (
attachment["filename"].startswith("/var/tmp/")
@@ -78,6 +73,7 @@ class SMSAttachments(IOSExtraction):
and attachment["direction"] == "received"
):
self.alertstore.medium(
self.get_slug(),
f"Suspicious iMessage attachment {attachment['filename']} on {attachment['isodate']}",
attachment["isodate"],
attachment,
@@ -91,29 +87,21 @@ class SMSAttachments(IOSExtraction):
return
conn = self._open_sqlite_db(self.file_path)
cur = conn.cursor()
try:
cur.execute(
"""
SELECT
attachment.ROWID as "attachment_id",
attachment.*,
message.service as "service",
handle.id as "phone_number"
FROM attachment
LEFT JOIN message_attachment_join ON
message_attachment_join.attachment_id = attachment.ROWID
LEFT JOIN message ON
message.ROWID = message_attachment_join.message_id
LEFT JOIN handle ON handle.ROWID = message.handle_id;
cur.execute(
"""
)
except sqlite3.OperationalError as exc:
self.log.info(
"No SMS attachment tables found in the database, skipping: %s", exc
)
cur.close()
conn.close()
return
SELECT
attachment.ROWID as "attachment_id",
attachment.*,
message.service as "service",
handle.id as "phone_number"
FROM attachment
LEFT JOIN message_attachment_join ON
message_attachment_join.attachment_id = attachment.ROWID
LEFT JOIN message ON
message.ROWID = message_attachment_join.message_id
LEFT JOIN handle ON handle.ROWID = message.handle_id;
"""
)
names = [description[0] for description in cur.description]
for item in cur:
@@ -68,9 +68,11 @@ class WebkitResourceLoadStatistics(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_url(result["registrable_domain"])
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
self.alertstore.log_latest()
def _process_observations_db(self, db_path: str, domain: str, path: str) -> None:
self.log.info(
@@ -84,36 +86,32 @@ class WebkitResourceLoadStatistics(IOSExtraction):
cur = conn.cursor()
try:
try:
# FIXME: table contains extra fields with timestamp here
cur.execute(
"""
SELECT
domainID,
registrableDomain,
lastSeen,
hadUserInteraction
from ObservedDomains;
# FIXME: table contains extra fields with timestamp here
cur.execute(
"""
)
except sqlite3.OperationalError:
return
SELECT
domainID,
registrableDomain,
lastSeen,
hadUserInteraction
from ObservedDomains;
"""
)
except sqlite3.OperationalError:
return
for row in cur:
self.results.append(
{
"domain_id": row[0],
"registrable_domain": row[1],
"last_seen": row[2],
"had_user_interaction": bool(row[3]),
"last_seen_isodate": convert_unix_to_iso(row[2]),
"domain": domain,
"path": path,
}
)
finally:
cur.close()
conn.close()
for row in cur:
self.results.append(
{
"domain_id": row[0],
"registrable_domain": row[1],
"last_seen": row[2],
"had_user_interaction": bool(row[3]),
"last_seen_isodate": convert_unix_to_iso(row[2]),
"domain": domain,
"path": path,
}
)
if len(self.results) > 0:
self.log.info(
@@ -89,6 +89,7 @@ class WebkitSessionResourceLog(IOSExtraction):
ioc_match = self.indicators.check_urls(all_origins)
if ioc_match:
entry["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", entry, matched_indicator=ioc_match.ioc
)
+1
View File
@@ -64,6 +64,7 @@ class Whatsapp(IOSExtraction):
for result in self.results:
ioc_match = self.indicators.check_urls(result.get("links", []))
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message, "", result, matched_indicator=ioc_match.ioc
)
+8 -5
View File
@@ -238,7 +238,7 @@ class NetBase(IOSExtraction):
)
self.alertstore.medium(
msg, proc["live_isodate"], proc
self.get_slug(), msg, proc["live_isodate"], proc
)
if not proc["live_proc_id"]:
@@ -260,15 +260,18 @@ class NetBase(IOSExtraction):
if result["live_proc_id"] not in missing_process_cache:
missing_process_cache.add(result["live_proc_id"])
self.alertstore.high(
self.get_slug(),
f"Found manipulated process entry {result['live_proc_id']}. Entry on {result['live_isodate']}",
result["live_isodate"],
result,
)
self.alertstore.log_latest()
# Set manipulated proc timestamp so it appears in timeline.
result["first_isodate"] = result["isodate"] = result["live_isodate"]
result["proc_name"] = "MANIPULATED [process record deleted]"
self.alertstore.high(
self.get_slug(),
f"Found manipulated process entry {result['live_proc_id']}/",
result["first_isodate"],
result,
@@ -291,10 +294,12 @@ class NetBase(IOSExtraction):
if proc_id not in all_proc_id:
previous_proc = results_by_proc[last_proc_id]
self.alertstore.low(
self.get_slug(),
f'Missing process {proc_id}. Previous process at "{previous_proc["first_isodate"]}" ({previous_proc["proc_name"]})',
previous_proc["first_isodate"],
previous_proc,
)
self.alertstore.log_latest()
missing_procs[proc_id] = {
"proc_id": proc_id,
@@ -346,9 +351,7 @@ class NetBase(IOSExtraction):
ioc_match = self.indicators.check_process(proc_name)
if ioc_match:
result["matched_indicator"] = ioc_match.ioc
self.alertstore.critical(
ioc_match.message,
result["first_isodate"],
result,
matched_indicator=ioc_match.ioc,
self.get_slug(), ioc_match.message, result["first_isodate"], result
)
+3 -3
View File
@@ -7,7 +7,7 @@ import pkgutil
from logging import Logger
from typing import Dict, Optional
from packaging import version as packaging_version
import packaging
IPHONE_MODELS = json.loads(pkgutil.get_data("mvt", "ios/data/ios_models.json") or b"[]")
IPHONE_IOS_VERSIONS = json.loads(
@@ -49,8 +49,8 @@ def is_ios_version_outdated(version: str, log: Optional[Logger] = None) -> bool:
if version == "":
return False
latest_parsed = packaging_version.parse(latest_ios_version()["version"])
current_parsed = packaging_version.parse(version)
latest_parsed = packaging.version.parse(latest_ios_version()["version"])
current_parsed = packaging.version.parse(version)
if current_parsed < latest_parsed:
if log:
log.warning(
@@ -5,7 +5,6 @@
import logging
from mvt.android.artifacts.dumpsys_battery_daily import DumpsysBatteryDailyArtifact
from mvt.common.alerts import AlertLevel
from mvt.common.indicators import Indicators
from ..utils import get_artifact
@@ -36,36 +35,3 @@ class TestDumpsysBatteryDailyArtifact:
assert len(dba.alertstore.alerts) == 0
dba.check_indicators()
assert len(dba.alertstore.alerts) == 1
def test_uninstall_and_downgrade_create_medium_alerts(self):
dba = DumpsysBatteryDailyArtifact()
dba.parse(
"""
Daily from 2022-08-16-15-56-39 to 2022-08-17-01-15-45:
Update com.example.app vers=10
Update com.example.removed vers=0
Daily from 2022-08-17-15-56-39 to 2022-08-18-01-15-45:
Update com.example.app vers=9
"""
)
assert len(dba.results) == 3
assert len(dba.alertstore.alerts) == 2
uninstall_alert, downgrade_alert = dba.alertstore.alerts
assert uninstall_alert.level == AlertLevel.MEDIUM
assert uninstall_alert.message == (
"Detected uninstall of package com.example.removed (vers 0)"
)
assert uninstall_alert.event_time == "2022-08-16"
assert uninstall_alert.event["package_name"] == "com.example.removed"
assert uninstall_alert.event["vers"] == "0"
assert downgrade_alert.level == AlertLevel.MEDIUM
assert downgrade_alert.message == (
"Detected downgrade of package com.example.app from vers 10 to vers 9"
)
assert downgrade_alert.event_time == "2022-08-17"
assert downgrade_alert.event["package_name"] == "com.example.app"
assert downgrade_alert.event["action"] == "downgrade"
assert downgrade_alert.event["previous_vers"] == "10"
-154
View File
@@ -1,154 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import json
import logging
from click.testing import CliRunner
from mvt.android.cli import check_intrusion_logs
from mvt.android.cmd_check_intrusion_logs import CmdAndroidCheckIntrusionLogs
from mvt.android.modules.intrusion_logs.base import IntrusionLogsModule
from mvt.android.modules.intrusion_logs.security_event import SecurityEvent
def _write_ndjson(path, records):
path.write_text(
"\n".join(json.dumps(record) for record in records),
encoding="utf-8",
)
def test_load_all_events_preserves_unknown_top_level_event(tmp_path):
_write_ndjson(
tmp_path / "intrusion.txt",
[
{
"future_event": {
"event_time": 1_700_000_000_000,
"field": "value",
}
}
],
)
module = IntrusionLogsModule(target_path=str(tmp_path))
events = module.load_all_events(str(tmp_path))
assert events == {
"future_event": [
{
"event_time": 1_700_000_000_000,
"field": "value",
}
]
}
def test_check_intrusion_logs_warns_about_unknown_top_level_event_type(
tmp_path, caplog
):
_write_ndjson(
tmp_path / "intrusion.txt",
[
{
"future_event": {
"event_time": 1_700_000_000_000,
"field": "value",
}
}
],
)
with caplog.at_level(logging.WARNING):
cmd = CmdAndroidCheckIntrusionLogs(target_path=str(tmp_path))
cmd.run()
assert "Found unknown intrusion logging event type(s): future_event" in caplog.text
assert "Please open an issue on GitHub" in caplog.text
def test_check_intrusion_logs_parses_core_and_unknown_security_events(
tmp_path, caplog
):
_write_ndjson(
tmp_path / "intrusion.txt",
[
{
"dns_event": {
"event_time": 1_700_000_000_000,
"hostname": "example.com",
"package_name": "com.example.app",
"ip_addresses": ["/1.2.3.4"],
}
},
{
"connect_event": {
"event_time": 1_700_000_001_000,
"ip_address": "/5.6.7.8",
"port": 443,
"package_name": "com.example.app",
}
},
{
"security_event": {
"event_time": 1_700_000_002_000_000_000,
"app_process_start": {
"process": "com.example.app",
"uid": 10_000,
"pid": 1234,
},
}
},
{
"security_event": {
"event_time": 1_700_000_003_000_000_000,
"future_google_event": {
"field": "value",
},
}
},
],
)
with caplog.at_level(logging.WARNING):
cmd = CmdAndroidCheckIntrusionLogs(target_path=str(tmp_path))
cmd.run()
assert [module.__class__.__name__ for module in cmd.executed] == [
"DnsEvent",
"ConnectEvent",
"SecurityEvent",
]
assert [len(module.results) for module in cmd.executed] == [1, 1, 2]
security_module = next(
module for module in cmd.executed if isinstance(module, SecurityEvent)
)
assert security_module.event_type_counts["app_process_start"] == 1
assert security_module.event_type_counts["future_google_event"] == 1
future_timeline_events = [
event for event in cmd.timeline if event["event"] == "future_google_event"
]
assert len(future_timeline_events) == 1
assert "future_google_event" in future_timeline_events[0]["data"]
assert "field" in future_timeline_events[0]["data"]
assert (
"Found unknown intrusion logging security event type(s): future_google_event"
in caplog.text
)
assert "Please open an issue on GitHub" in caplog.text
def test_check_intrusion_logs_cli_lists_modules(tmp_path):
_write_ndjson(tmp_path / "intrusion.txt", [])
result = CliRunner().invoke(check_intrusion_logs, ["--list-modules", str(tmp_path)])
assert result.exit_code == 0
assert "DnsEvent" in result.output
assert "ConnectEvent" in result.output
assert "SecurityEvent" in result.output
-33
View File
@@ -6,7 +6,6 @@
import logging
from pathlib import Path
from mvt.common.indicators import Indicator, IndicatorMatch
from mvt.common.module import run_module
from ..utils import get_android_androidqf, list_files
@@ -73,38 +72,6 @@ class TestAndroidqfMountsArtifact:
(("by-name/data" in s or "/data" in s) and "rw" in s) for s in concatenated
), f"No data-like tokens (data + rw) found in parsed results: {concatenated}"
def test_mount_ioc_alert_uses_indicator(self):
from mvt.android.artifacts.mounts import Mounts as MountsArtifact
indicator = Indicator(
value="/system",
type="file_path",
name="TestMalware",
stix2_file_name="indicators.stix2",
)
m = MountsArtifact()
m.indicators = type(
"MountIndicators",
(),
{
"check_file_path": lambda self, path: IndicatorMatch(
ioc=indicator, message="matched file path"
)
if path == "/system"
else None
},
)()
m.parse("/dev/block/by-name/system on /system type ext4 (rw,seclabel)")
m.check_indicators()
indicator_alerts = [
alert for alert in m.alertstore.alerts if alert.matched_indicator
]
assert len(indicator_alerts) == 1
assert indicator_alerts[0].matched_indicator == indicator
assert indicator_alerts[0].message == "matched file path"
class TestAndroidqfMountsModule:
def test_androidqf_module_no_mounts_file(self):
+2 -2
View File
@@ -82,7 +82,7 @@ def generate_test_stix_file(file_path):
for h in sha256:
i = Indicator(
indicator_types=["malicious-activity"],
pattern="[file:hashes.'SHA-256'='{}']".format(h),
pattern="[file:hashes.sha256='{}']".format(h),
pattern_type="stix",
)
res.append(i)
@@ -91,7 +91,7 @@ def generate_test_stix_file(file_path):
for h in sha1:
i = Indicator(
indicator_types=["malicious-activity"],
pattern="[file:hashes.'SHA-1'='{}']".format(h),
pattern="[file:hashes.sha1='{}']".format(h),
pattern_type="stix",
)
res.append(i)
-49
View File
@@ -1,49 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2026 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
from mvt.common.alerts import Alert, AlertLevel, AlertStore
def test_as_json_promotes_nested_matched_indicator():
indicator = {"value": "com.apple.weather", "type": "processes"}
alertstore = AlertStore()
alertstore.add(
Alert(
level=AlertLevel.CRITICAL,
module="datausage",
message="Matched indicator",
event_time="2026-01-01 00:00:00",
event={
"proc_name": "WeatherWidget/com.apple.weather",
"matched_indicator": indicator,
},
)
)
alert = alertstore.as_json()[0]
assert alert["matched_indicator"] == indicator
assert "matched_indicator" not in alert["event"]
def test_as_json_removes_nested_matched_indicator_when_parent_exists():
event_indicator = {"value": "nested", "type": "processes"}
alert_indicator = {"value": "parent", "type": "processes"}
alertstore = AlertStore()
alertstore.add(
Alert(
level=AlertLevel.CRITICAL,
module="manifest",
message="Matched indicator",
event_time="2026-01-01 00:00:00",
event={"path": "/tmp/example", "matched_indicator": event_indicator},
matched_indicator=alert_indicator,
)
)
alert = alertstore.as_json()[0]
assert alert["matched_indicator"] == alert_indicator
assert "matched_indicator" not in alert["event"]
-23
View File
@@ -1,23 +0,0 @@
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 The MVT Authors.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import json
from mvt.common.command import Command
class TestCommand:
def test_store_alerts_handles_bytes(self, tmp_path):
cmd = Command(results_path=str(tmp_path))
cmd.alertstore.medium(
"bytes event",
"",
{"payload": b"\xa8\xa9"},
)
cmd._store_alerts()
alerts = json.loads((tmp_path / "alerts.json").read_text())
assert alerts[0]["event"]["payload"] == "\\xa8\\xa9"
-72
View File
@@ -94,78 +94,6 @@ class TestIndicators:
)
assert ind.check_file_hash("da0611a300a9ce9aa7a09d1212f203fca5856794")
def test_parse_stix2_hash_key_variants(self, tmp_path):
"""STIX2 spec requires single-quoted algorithm names that contain hyphens,
e.g. file:hashes.'SHA-256'. Verify MVT accepts both spec-compliant and
non-standard lowercase spellings for MD5, SHA-1 and SHA-256."""
import json
sha256_hash = "570cd76bf49cf52e0cb347a68bdcf0590b2eaece134e1b1eba7e8d66261bdbe6"
sha1_hash = "da0611a300a9ce9aa7a09d1212f203fca5856794"
md5_hash = "d41d8cd98f00b204e9800998ecf8427e"
variants = [
# (pattern_key, expected_bucket)
("file:hashes.'SHA-256'", "files_sha256"),
("file:hashes.SHA-256", "files_sha256"),
("file:hashes.SHA256", "files_sha256"),
("file:hashes.sha256", "files_sha256"),
("file:hashes.'SHA-1'", "files_sha1"),
("file:hashes.SHA-1", "files_sha1"),
("file:hashes.SHA1", "files_sha1"),
("file:hashes.sha1", "files_sha1"),
("file:hashes.MD5", "files_md5"),
("file:hashes.'MD5'", "files_md5"),
("file:hashes.md5", "files_md5"),
]
hash_for = {
"files_sha256": sha256_hash,
"files_sha1": sha1_hash,
"files_md5": md5_hash,
}
for pattern_key, bucket in variants:
h = hash_for[bucket]
stix = {
"type": "bundle",
"id": "bundle--test",
"objects": [
{
"type": "malware",
"id": "malware--test",
"name": "TestMalware",
"is_family": False,
},
{
"type": "indicator",
"id": "indicator--test",
"indicator_types": ["malicious-activity"],
"pattern": f"[{pattern_key}='{h}']",
"pattern_type": "stix",
"valid_from": "2024-01-01T00:00:00Z",
},
{
"type": "relationship",
"id": "relationship--test",
"relationship_type": "indicates",
"source_ref": "indicator--test",
"target_ref": "malware--test",
},
],
}
stix_file = tmp_path / "test.stix2"
stix_file.write_text(json.dumps(stix))
ind = Indicators(log=logging)
ind.load_indicators_files([str(stix_file)], load_default=False)
assert len(ind.ioc_collections[0][bucket]) == 1, (
f"Pattern key '{pattern_key}' was not parsed into '{bucket}'"
)
assert ind.check_file_hash(h) is not None, (
f"check_file_hash failed for pattern key '{pattern_key}'"
)
def test_check_android_property(self, indicator_file):
ind = Indicators(log=logging)
ind.load_indicators_files([indicator_file], load_default=False)
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