Chrome 43+浏览器 Cookies encrypted_value解密脚本

python 3.3.5

 1 # -*- coding: utf-8 -*-
 2 
 3 # Used information from:
 4 # http://stackoverflow.com/questions/463832/using-dpapi-with-python
 5 # http://www.linkedin.com/groups/Google-Chrome-encrypt-Stored-Cookies-36874.S.5826955428000456708
 6 
 7 from ctypes import *
 8 from ctypes.wintypes import DWORD
 9 import sqlite3;
10 
11 cookieFile=r'C:\Users\username\AppData\Local\Google\Chrome\User Data\Default\Cookies';
12 hostKey="court.gov.cn";
13 
14 LocalFree = windll.kernel32.LocalFree;
15 memcpy = cdll.msvcrt.memcpy;
16 CryptProtectData = windll.crypt32.CryptProtectData;
17 CryptUnprotectData = windll.crypt32.CryptUnprotectData;
18 CRYPTPROTECT_UI_FORBIDDEN = 0x01;
19 
20 class DATA_BLOB(Structure):
21     _fields_ = [("cbData", DWORD), ("pbData", POINTER(c_char))];
22 
23 def getData(blobOut):
24     cbData = int(blobOut.cbData);
25     pbData = blobOut.pbData;
26     buffer = c_buffer(cbData);
27     memcpy(buffer, pbData, cbData);
28     LocalFree(pbData);
29     return buffer.raw;
30 
31 def encrypt(plainText):
32     bufferIn = c_buffer(plainText, len(plainText));
33     blobIn = DATA_BLOB(len(plainText), bufferIn);   
34     blobOut = DATA_BLOB();
35 
36     if CryptProtectData(byref(blobIn), u"python_data", None,
37                        None, None, CRYPTPROTECT_UI_FORBIDDEN, byref(blobOut)):
38         return getData(blobOut);
39     else:
40         raise Exception("Failed to encrypt data");
41 
42 def decrypt(cipherText):
43     bufferIn = c_buffer(cipherText, len(cipherText));
44     blobIn = DATA_BLOB(len(cipherText), bufferIn);
45     blobOut = DATA_BLOB();
46 
47     if CryptUnprotectData(byref(blobIn), None, None, None, None,
48                               CRYPTPROTECT_UI_FORBIDDEN, byref(blobOut)):
49         return getData(blobOut);
50     else:
51         raise Exception("Failed to decrypt data");
52 
53 conn = sqlite3.connect(cookieFile);
54 c = conn.cursor();
55 sql = "select host_key, name, value, path,encrypted_value from cookies where host_key like \'%" + hostKey+"%\'";
56 c.execute(sql);
57 
58 cookies = c.fetchmany(10);
59 c.close();
60 
61 for row in cookies:
62     dc = decrypt(row[4]);
63     print( \
64 """
65 host_key: {0}
66 name: {1}
67 path: {2}
68 value: {3}
69 encrpyted_value: {4}
70 """.format(row[0], row[1], row[2], row[3], dc));

 

posted on 2015-12-23 13:48  karis  阅读(1608)  评论(2)    收藏  举报

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