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81 lines
2.3 KiB
81 lines
2.3 KiB
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Based on "pyvboxdie-cracker" (https://github.com/axcheron/pyvboxdie-cracker) (MIT license)
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# Author: Gabriele 'matrix' Gristina
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# Version: 1.0
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# Date: Sat 17 Jul 2021 05:36:37 PM CEST
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# License: MIT
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import argparse
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import xml.dom.minidom
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import base64
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from struct import *
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from binascii import hexlify
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keystore_struct = {
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'FileHeader': None,
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'Version': None,
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'EVP_Algorithm': None,
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'PBKDF2_Hash': None,
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'Key_Length': None,
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'Final_Hash': None,
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'KL2_PBKDF2': None,
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'Salt2_PBKDF2' : None,
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'Iteration2_PBKDF2': None,
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'Salt1_PBKDF2': None,
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'Iteration1_PBKDF2': None,
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'EVP_Length': None,
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'Enc_Password': None
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}
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def parse_keystore(file):
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keystore = None
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try:
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fh_vbox = xml.dom.minidom.parse(file)
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except IOError:
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print('[-] Cannot open:', file)
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exit(1)
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hds = fh_vbox.getElementsByTagName("HardDisk")
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# TODO - Clean up & exceptions
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if len(hds) == 0:
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print('[-] No hard drive found')
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exit(1)
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else:
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for disk in hds:
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is_enc = disk.getElementsByTagName("Property")
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if is_enc:
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data = disk.getElementsByTagName("Property")[1]
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keystore = data.getAttribute("value")
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raw_ks = base64.decodebytes(keystore.encode())
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unpkt_ks = unpack('<4sxb32s32sI32sI32sI32sII64s', raw_ks)
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idx = 0
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ks = keystore_struct
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for key in ks.keys():
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ks[key] = unpkt_ks[idx]
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idx += 1
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return ks
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def pyvboxdie(vbox):
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keystore = parse_keystore(vbox)
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print("$vbox$0$" + str(keystore['Iteration1_PBKDF2']) + "$" + hexlify(keystore['Salt1_PBKDF2']).decode() + "$" + str(int(keystore['Key_Length'] / 4)) + "$" + hexlify(keystore['Enc_Password'][0:keystore['Key_Length']]).decode() + "$" + str(keystore['Iteration2_PBKDF2']) + "$" + hexlify(keystore['Salt2_PBKDF2']).decode() + "$" + hexlify(keystore['Final_Hash'].rstrip(b'\x00')).decode())
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(description="virtualbox2hashcat extraction tool")
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parser.add_argument('--vbox', required=True, help='set virtualbox vbox file from path', type=str)
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args = parser.parse_args()
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if args.vbox:
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pyvboxdie(args.vbox)
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else:
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parser.print_help()
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exit(1)
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