HackBrowserData/internal/browser/chromium/chromium_windows.go

36 lines
787 B
Go

package chromium
import (
"encoding/base64"
"errors"
"os"
"github.com/tidwall/gjson"
"hack-browser-data/internal/decrypter"
"hack-browser-data/internal/item"
"hack-browser-data/internal/utils/fileutil"
)
var (
errDecodeMasterKeyFailed = errors.New("decode master key failed")
)
func (c *chromium) GetMasterKey() ([]byte, error) {
keyFile, err := fileutil.ReadFile(item.TempChromiumKey)
if err != nil {
return nil, err
}
defer os.Remove(keyFile)
encryptedKey := gjson.Get(keyFile, "os_crypt.encrypted_key")
if encryptedKey.Exists() {
pureKey, err := base64.StdEncoding.DecodeString(encryptedKey.String())
if err != nil {
return nil, errDecodeMasterKeyFailed
}
c.masterKey, err = decrypter.DPApi(pureKey[5:])
return c.masterKey, err
}
return nil, nil
}