mirror of
https://github.com/noDRM/DeDRM_tools.git
synced 2025-10-23 23:07:47 -04:00
346 lines
13 KiB
Python
346 lines
13 KiB
Python
#!/usr/bin/env python
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"""
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Retrieve Adobe ADEPT user key.
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"""
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from __future__ import with_statement
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__license__ = 'GPL v3'
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import sys
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import os
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import struct
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from calibre.constants import iswindows, isosx
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class ADEPTError(Exception):
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pass
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if iswindows:
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from ctypes import windll, c_char_p, c_wchar_p, c_uint, POINTER, byref, \
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create_unicode_buffer, create_string_buffer, CFUNCTYPE, addressof, \
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string_at, Structure, c_void_p, cast, c_size_t, memmove, CDLL, c_int, \
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c_long, c_ulong
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from ctypes.wintypes import LPVOID, DWORD, BOOL
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import _winreg as winreg
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def _load_crypto_libcrypto():
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from ctypes.util import find_library
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libcrypto = find_library('libeay32')
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if libcrypto is None:
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raise ADEPTError('libcrypto not found')
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libcrypto = CDLL(libcrypto)
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AES_MAXNR = 14
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c_char_pp = POINTER(c_char_p)
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c_int_p = POINTER(c_int)
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class AES_KEY(Structure):
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_fields_ = [('rd_key', c_long * (4 * (AES_MAXNR + 1))),
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('rounds', c_int)]
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AES_KEY_p = POINTER(AES_KEY)
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def F(restype, name, argtypes):
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func = getattr(libcrypto, name)
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func.restype = restype
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func.argtypes = argtypes
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return func
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AES_set_decrypt_key = F(c_int, 'AES_set_decrypt_key',
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[c_char_p, c_int, AES_KEY_p])
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AES_cbc_encrypt = F(None, 'AES_cbc_encrypt',
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[c_char_p, c_char_p, c_ulong, AES_KEY_p, c_char_p,
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c_int])
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class AES(object):
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def __init__(self, userkey):
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self._blocksize = len(userkey)
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if (self._blocksize != 16) and (self._blocksize != 24) and (self._blocksize != 32) :
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raise ADEPTError('AES improper key used')
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key = self._key = AES_KEY()
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rv = AES_set_decrypt_key(userkey, len(userkey) * 8, key)
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if rv < 0:
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raise ADEPTError('Failed to initialize AES key')
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def decrypt(self, data):
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out = create_string_buffer(len(data))
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iv = ("\x00" * self._blocksize)
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rv = AES_cbc_encrypt(data, out, len(data), self._key, iv, 0)
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if rv == 0:
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raise ADEPTError('AES decryption failed')
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return out.raw
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return AES
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def _load_crypto_pycrypto():
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from Crypto.Cipher import AES as _AES
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class AES(object):
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def __init__(self, key):
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self._aes = _AES.new(key, _AES.MODE_CBC)
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def decrypt(self, data):
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return self._aes.decrypt(data)
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return AES
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def _load_crypto():
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AES = None
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for loader in (_load_crypto_pycrypto, _load_crypto_libcrypto):
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try:
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AES = loader()
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break
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except (ImportError, ADEPTError):
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pass
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return AES
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AES = _load_crypto()
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DEVICE_KEY_PATH = r'Software\Adobe\Adept\Device'
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PRIVATE_LICENCE_KEY_PATH = r'Software\Adobe\Adept\Activation'
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MAX_PATH = 255
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kernel32 = windll.kernel32
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advapi32 = windll.advapi32
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crypt32 = windll.crypt32
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def GetSystemDirectory():
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GetSystemDirectoryW = kernel32.GetSystemDirectoryW
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GetSystemDirectoryW.argtypes = [c_wchar_p, c_uint]
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GetSystemDirectoryW.restype = c_uint
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def GetSystemDirectory():
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buffer = create_unicode_buffer(MAX_PATH + 1)
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GetSystemDirectoryW(buffer, len(buffer))
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return buffer.value
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return GetSystemDirectory
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GetSystemDirectory = GetSystemDirectory()
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def GetVolumeSerialNumber():
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GetVolumeInformationW = kernel32.GetVolumeInformationW
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GetVolumeInformationW.argtypes = [c_wchar_p, c_wchar_p, c_uint,
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POINTER(c_uint), POINTER(c_uint),
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POINTER(c_uint), c_wchar_p, c_uint]
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GetVolumeInformationW.restype = c_uint
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def GetVolumeSerialNumber(path):
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vsn = c_uint(0)
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GetVolumeInformationW(
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path, None, 0, byref(vsn), None, None, None, 0)
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return vsn.value
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return GetVolumeSerialNumber
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GetVolumeSerialNumber = GetVolumeSerialNumber()
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def GetUserName():
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GetUserNameW = advapi32.GetUserNameW
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GetUserNameW.argtypes = [c_wchar_p, POINTER(c_uint)]
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GetUserNameW.restype = c_uint
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def GetUserName():
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buffer = create_unicode_buffer(32)
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size = c_uint(len(buffer))
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while not GetUserNameW(buffer, byref(size)):
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buffer = create_unicode_buffer(len(buffer) * 2)
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size.value = len(buffer)
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return buffer.value.encode('utf-16-le')[::2]
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return GetUserName
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GetUserName = GetUserName()
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PAGE_EXECUTE_READWRITE = 0x40
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MEM_COMMIT = 0x1000
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MEM_RESERVE = 0x2000
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def VirtualAlloc():
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_VirtualAlloc = kernel32.VirtualAlloc
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_VirtualAlloc.argtypes = [LPVOID, c_size_t, DWORD, DWORD]
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_VirtualAlloc.restype = LPVOID
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def VirtualAlloc(addr, size, alloctype=(MEM_COMMIT | MEM_RESERVE),
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protect=PAGE_EXECUTE_READWRITE):
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return _VirtualAlloc(addr, size, alloctype, protect)
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return VirtualAlloc
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VirtualAlloc = VirtualAlloc()
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MEM_RELEASE = 0x8000
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def VirtualFree():
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_VirtualFree = kernel32.VirtualFree
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_VirtualFree.argtypes = [LPVOID, c_size_t, DWORD]
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_VirtualFree.restype = BOOL
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def VirtualFree(addr, size=0, freetype=MEM_RELEASE):
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return _VirtualFree(addr, size, freetype)
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return VirtualFree
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VirtualFree = VirtualFree()
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class NativeFunction(object):
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def __init__(self, restype, argtypes, insns):
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self._buf = buf = VirtualAlloc(None, len(insns))
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memmove(buf, insns, len(insns))
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ftype = CFUNCTYPE(restype, *argtypes)
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self._native = ftype(buf)
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def __call__(self, *args):
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return self._native(*args)
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def __del__(self):
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if self._buf is not None:
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VirtualFree(self._buf)
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self._buf = None
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if struct.calcsize("P") == 4:
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CPUID0_INSNS = (
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"\x53" # push %ebx
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"\x31\xc0" # xor %eax,%eax
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"\x0f\xa2" # cpuid
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"\x8b\x44\x24\x08" # mov 0x8(%esp),%eax
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"\x89\x18" # mov %ebx,0x0(%eax)
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"\x89\x50\x04" # mov %edx,0x4(%eax)
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"\x89\x48\x08" # mov %ecx,0x8(%eax)
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"\x5b" # pop %ebx
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"\xc3" # ret
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)
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CPUID1_INSNS = (
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"\x53" # push %ebx
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"\x31\xc0" # xor %eax,%eax
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"\x40" # inc %eax
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"\x0f\xa2" # cpuid
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"\x5b" # pop %ebx
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"\xc3" # ret
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)
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else:
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CPUID0_INSNS = (
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"\x49\x89\xd8" # mov %rbx,%r8
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"\x49\x89\xc9" # mov %rcx,%r9
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"\x48\x31\xc0" # xor %rax,%rax
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"\x0f\xa2" # cpuid
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"\x4c\x89\xc8" # mov %r9,%rax
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"\x89\x18" # mov %ebx,0x0(%rax)
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"\x89\x50\x04" # mov %edx,0x4(%rax)
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"\x89\x48\x08" # mov %ecx,0x8(%rax)
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"\x4c\x89\xc3" # mov %r8,%rbx
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"\xc3" # retq
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)
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CPUID1_INSNS = (
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"\x53" # push %rbx
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"\x48\x31\xc0" # xor %rax,%rax
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"\x48\xff\xc0" # inc %rax
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"\x0f\xa2" # cpuid
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"\x5b" # pop %rbx
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"\xc3" # retq
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)
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def cpuid0():
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_cpuid0 = NativeFunction(None, [c_char_p], CPUID0_INSNS)
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buf = create_string_buffer(12)
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def cpuid0():
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_cpuid0(buf)
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return buf.raw
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return cpuid0
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cpuid0 = cpuid0()
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cpuid1 = NativeFunction(c_uint, [], CPUID1_INSNS)
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class DataBlob(Structure):
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_fields_ = [('cbData', c_uint),
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('pbData', c_void_p)]
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DataBlob_p = POINTER(DataBlob)
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def CryptUnprotectData():
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_CryptUnprotectData = crypt32.CryptUnprotectData
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_CryptUnprotectData.argtypes = [DataBlob_p, c_wchar_p, DataBlob_p,
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c_void_p, c_void_p, c_uint, DataBlob_p]
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_CryptUnprotectData.restype = c_uint
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def CryptUnprotectData(indata, entropy):
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indatab = create_string_buffer(indata)
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indata = DataBlob(len(indata), cast(indatab, c_void_p))
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entropyb = create_string_buffer(entropy)
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entropy = DataBlob(len(entropy), cast(entropyb, c_void_p))
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outdata = DataBlob()
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if not _CryptUnprotectData(byref(indata), None, byref(entropy),
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None, None, 0, byref(outdata)):
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raise ADEPTError("Failed to decrypt user key key (sic)")
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return string_at(outdata.pbData, outdata.cbData)
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return CryptUnprotectData
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CryptUnprotectData = CryptUnprotectData()
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def retrieve_key():
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if AES is None:
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tkMessageBox.showerror(
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"ADEPT Key",
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"This script requires PyCrypto or OpenSSL which must be installed "
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"separately. Read the top-of-script comment for details.")
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return False
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root = GetSystemDirectory().split('\\')[0] + '\\'
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serial = GetVolumeSerialNumber(root)
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vendor = cpuid0()
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signature = struct.pack('>I', cpuid1())[1:]
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user = GetUserName()
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entropy = struct.pack('>I12s3s13s', serial, vendor, signature, user)
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cuser = winreg.HKEY_CURRENT_USER
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try:
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regkey = winreg.OpenKey(cuser, DEVICE_KEY_PATH)
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except WindowsError:
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raise ADEPTError("Adobe Digital Editions not activated")
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device = winreg.QueryValueEx(regkey, 'key')[0]
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keykey = CryptUnprotectData(device, entropy)
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userkey = None
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try:
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plkroot = winreg.OpenKey(cuser, PRIVATE_LICENCE_KEY_PATH)
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except WindowsError:
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raise ADEPTError("Could not locate ADE activation")
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for i in xrange(0, 16):
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try:
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plkparent = winreg.OpenKey(plkroot, "%04d" % (i,))
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except WindowsError:
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break
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ktype = winreg.QueryValueEx(plkparent, None)[0]
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if ktype != 'credentials':
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continue
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for j in xrange(0, 16):
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try:
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plkkey = winreg.OpenKey(plkparent, "%04d" % (j,))
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except WindowsError:
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break
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ktype = winreg.QueryValueEx(plkkey, None)[0]
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if ktype != 'privateLicenseKey':
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continue
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userkey = winreg.QueryValueEx(plkkey, 'value')[0]
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break
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if userkey is not None:
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break
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if userkey is None:
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raise ADEPTError('Could not locate privateLicenseKey')
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userkey = userkey.decode('base64')
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aes = AES(keykey)
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userkey = aes.decrypt(userkey)
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userkey = userkey[26:-ord(userkey[-1])]
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return userkey
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else:
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import xml.etree.ElementTree as etree
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import subprocess
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NSMAP = {'adept': 'http://ns.adobe.com/adept',
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'enc': 'http://www.w3.org/2001/04/xmlenc#'}
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def findActivationDat():
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home = os.getenv('HOME')
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cmdline = 'find "' + home + '/Library/Application Support/Adobe/Digital Editions" -name "activation.dat"'
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cmdline = cmdline.encode(sys.getfilesystemencoding())
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p2 = subprocess.Popen(cmdline, shell=True, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE, close_fds=False)
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out1, out2 = p2.communicate()
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reslst = out1.split('\n')
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cnt = len(reslst)
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for j in xrange(cnt):
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resline = reslst[j]
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pp = resline.find('activation.dat')
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if pp >= 0:
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ActDatPath = resline
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break
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if os.path.exists(ActDatPath):
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return ActDatPath
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return None
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def retrieve_key():
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actpath = findActivationDat()
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if actpath is None:
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raise ADEPTError("Could not locate ADE activation")
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tree = etree.parse(actpath)
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adept = lambda tag: '{%s}%s' % (NSMAP['adept'], tag)
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expr = '//%s/%s' % (adept('credentials'), adept('privateLicenseKey'))
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userkey = tree.findtext(expr)
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userkey = userkey.decode('base64')
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userkey = userkey[26:]
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return userkey
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