Files
HackBrowserData/browsingdata/password/password.go
T
ᴍᴏᴏɴD4ʀᴋ c150b22c1b feat: refactor firefox get master key retrieval and decryption functions. (#300)
* refactor: Simplify Firefox master key retrieval and decryption functions.

- Simplify variable names and functions in browsingdata/password/password.go
- Modify Decrypt function for each PBE type to have only one parameter named globalSalt in crypto/crypto.go
- Implement functions to retrieve master key from Firefox's key4.db file and query metadata and private NSS data in browser/firefox/firefox.go

* chore: Add dependencies and tests to Firefox package.

- Add go-sqlmock and github.com/kisielk/sqlstruct dependencies
- Add tests for Firefox package metadata and nssPrivate query
- Add test for Firefox's processMasterKey function (currently commented out)

* refactor: Refactor Firefox test functions, remove unused code

- Remove unused test function in firefox_test.go file
- Clean up code by removing unnecessary changes
- Simplify file structure for easier maintenance and readability
2024-01-27 23:15:05 +08:00

247 lines
5.3 KiB
Go

package password
import (
"database/sql"
"encoding/base64"
"log/slog"
"os"
"sort"
"time"
"github.com/tidwall/gjson"
_ "modernc.org/sqlite" // import sqlite3 driver
"github.com/moond4rk/hackbrowserdata/crypto"
"github.com/moond4rk/hackbrowserdata/item"
"github.com/moond4rk/hackbrowserdata/utils/typeutil"
)
type ChromiumPassword []loginData
type loginData struct {
UserName string
encryptPass []byte
encryptUser []byte
Password string
LoginURL string
CreateDate time.Time
}
const (
queryChromiumLogin = `SELECT origin_url, username_value, password_value, date_created FROM logins`
)
func (c *ChromiumPassword) Parse(masterKey []byte) error {
db, err := sql.Open("sqlite", item.ChromiumPassword.TempFilename())
if err != nil {
return err
}
defer os.Remove(item.ChromiumPassword.TempFilename())
defer db.Close()
rows, err := db.Query(queryChromiumLogin)
if err != nil {
return err
}
defer rows.Close()
for rows.Next() {
var (
url, username string
pwd, password []byte
create int64
)
if err := rows.Scan(&url, &username, &pwd, &create); err != nil {
slog.Error("scan chromium password error", "err", err)
}
login := loginData{
UserName: username,
encryptPass: pwd,
LoginURL: url,
}
if len(pwd) > 0 {
if len(masterKey) == 0 {
password, err = crypto.DPAPI(pwd)
} else {
password, err = crypto.DecryptPass(masterKey, pwd)
}
if err != nil {
slog.Error("decrypt chromium password error", "err", err)
}
}
if create > time.Now().Unix() {
login.CreateDate = typeutil.TimeEpoch(create)
} else {
login.CreateDate = typeutil.TimeStamp(create)
}
login.Password = string(password)
*c = append(*c, login)
}
// sort with create date
sort.Slice(*c, func(i, j int) bool {
return (*c)[i].CreateDate.After((*c)[j].CreateDate)
})
return nil
}
func (c *ChromiumPassword) Name() string {
return "password"
}
func (c *ChromiumPassword) Len() int {
return len(*c)
}
type YandexPassword []loginData
const (
queryYandexLogin = `SELECT action_url, username_value, password_value, date_created FROM logins`
)
func (c *YandexPassword) Parse(masterKey []byte) error {
db, err := sql.Open("sqlite", item.YandexPassword.TempFilename())
if err != nil {
return err
}
defer os.Remove(item.YandexPassword.TempFilename())
defer db.Close()
rows, err := db.Query(queryYandexLogin)
if err != nil {
return err
}
defer rows.Close()
for rows.Next() {
var (
url, username string
pwd, password []byte
create int64
)
if err := rows.Scan(&url, &username, &pwd, &create); err != nil {
slog.Error("scan yandex password error", "err", err)
}
login := loginData{
UserName: username,
encryptPass: pwd,
LoginURL: url,
}
if len(pwd) > 0 {
if len(masterKey) == 0 {
password, err = crypto.DPAPI(pwd)
} else {
password, err = crypto.DecryptPass(masterKey, pwd)
}
if err != nil {
slog.Error("decrypt yandex password error", "err", err)
}
}
if create > time.Now().Unix() {
login.CreateDate = typeutil.TimeEpoch(create)
} else {
login.CreateDate = typeutil.TimeStamp(create)
}
login.Password = string(password)
*c = append(*c, login)
}
// sort with create date
sort.Slice(*c, func(i, j int) bool {
return (*c)[i].CreateDate.After((*c)[j].CreateDate)
})
return nil
}
func (c *YandexPassword) Name() string {
return "password"
}
func (c *YandexPassword) Len() int {
return len(*c)
}
type FirefoxPassword []loginData
const (
queryMetaData = `SELECT item1, item2 FROM metaData WHERE id = 'password'`
queryNssPrivate = `SELECT a11, a102 from nssPrivate`
)
func (f *FirefoxPassword) Parse(masterKey []byte) error {
logins, err := getFirefoxLoginData()
if err != nil {
return err
}
for _, v := range logins {
userPBE, err := crypto.NewASN1PBE(v.encryptUser)
if err != nil {
return err
}
pwdPBE, err := crypto.NewASN1PBE(v.encryptPass)
if err != nil {
return err
}
user, err := userPBE.Decrypt(masterKey)
if err != nil {
return err
}
pwd, err := pwdPBE.Decrypt(masterKey)
if err != nil {
return err
}
*f = append(*f, loginData{
LoginURL: v.LoginURL,
UserName: string(user),
Password: string(pwd),
CreateDate: v.CreateDate,
})
}
sort.Slice(*f, func(i, j int) bool {
return (*f)[i].CreateDate.After((*f)[j].CreateDate)
})
return nil
}
func getFirefoxLoginData() ([]loginData, error) {
s, err := os.ReadFile(item.FirefoxPassword.TempFilename())
if err != nil {
return nil, err
}
defer os.Remove(item.FirefoxPassword.TempFilename())
loginsJSON := gjson.GetBytes(s, "logins")
var logins []loginData
if loginsJSON.Exists() {
for _, v := range loginsJSON.Array() {
var (
m loginData
user []byte
pass []byte
)
m.LoginURL = v.Get("formSubmitURL").String()
user, err = base64.StdEncoding.DecodeString(v.Get("encryptedUsername").String())
if err != nil {
return nil, err
}
pass, err = base64.StdEncoding.DecodeString(v.Get("encryptedPassword").String())
if err != nil {
return nil, err
}
m.encryptUser = user
m.encryptPass = pass
m.CreateDate = typeutil.TimeStamp(v.Get("timeCreated").Int() / 1000)
logins = append(logins, m)
}
}
return logins, nil
}
func (f *FirefoxPassword) Name() string {
return "password"
}
func (f *FirefoxPassword) Len() int {
return len(*f)
}