44 lines
1007 B
Go
44 lines
1007 B
Go
//go:build windows
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package chromium
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import (
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"encoding/base64"
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"errors"
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"log/slog"
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"os"
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"github.com/tidwall/gjson"
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"github.com/moond4rk/hackbrowserdata/crypto"
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"github.com/moond4rk/hackbrowserdata/item"
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"github.com/moond4rk/hackbrowserdata/utils/fileutil"
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)
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var errDecodeMasterKeyFailed = errors.New("decode master key failed")
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func (c *Chromium) GetMasterKey() ([]byte, error) {
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b, err := fileutil.ReadFile(item.ChromiumKey.TempFilename())
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if err != nil {
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return nil, err
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}
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defer os.Remove(item.ChromiumKey.TempFilename())
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encryptedKey := gjson.Get(b, "os_crypt.encrypted_key")
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if !encryptedKey.Exists() {
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return nil, nil
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}
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key, err := base64.StdEncoding.DecodeString(encryptedKey.String())
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if err != nil {
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return nil, errDecodeMasterKeyFailed
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}
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c.masterKey, err = crypto.DecryptWithDPAPI(key[5:])
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if err != nil {
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slog.Error("decrypt master key failed", "err", err)
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return nil, err
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}
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slog.Info("get master key success", "browser", c.name)
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return c.masterKey, nil
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}
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