[SmilingWolf]

Serials are nice, but aren't keygens better?

#!/usr/bin/env python2

# Janusec.WebCruiser.3.5.3.Keygen
# Author: SmilingWolf
# Thanks to: whoever leaked a valid key
# so that the MagicValue could be found

import sys, binascii, struct
from Crypto.Hash import SHA512

MagicValue = 0x7FA1447820DA2C6C

def GetHash(Data):
    Hash = SHA512.new()
    Hash.update(Data)
    HashBytes = binascii.hexlify(Hash.digest())
    FinalHash = ''
    for Elem in xrange(0, len(HashBytes), 8):
        FinalHash = FinalHash + HashBytes[Elem]
    return binascii.unhexlify(FinalHash)

if len(sys.argv) < 2:
    print 'Usage:'
    print '%s username' % sys.argv[0]
    sys.exit(0)

UserName = sys.argv[1]
UInt64Hash = struct.unpack('>Q', GetHash(UserName))[0]
UInt64Serial = (UInt64Hash + MagicValue) % 0x10000000000000000
Serial = binascii.hexlify(struct.pack('>Q', UInt64Serial)).upper()
Serial = '%s-%s-%s-%s' % (Serial[0:4], Serial[4:8], Serial[8:12], Serial[12:16])

print UserName
print Serial