crypto.py 文件源码

def SamDecryptNTLMHash(encryptedHash, key):
    # [MS-SAMR] Section 2.2.11.1.1
    Block1 = encryptedHash[:8]
    Block2 = encryptedHash[8:]

    Key1 = key[:7]
    Key1 = transformKey(Key1)
    Key2 = key[7:14]
    Key2 = transformKey(Key2)

    Crypt1 = DES.new(Key1, DES.MODE_ECB)
    Crypt2 = DES.new(Key2, DES.MODE_ECB)

    plain1 = Crypt1.decrypt(Block1)
    plain2 = Crypt2.decrypt(Block2)

    return plain1 + plain2