LokiBot Mutex Generator

lmute.py

import argparse
import hashlib

"""
Generates a LokiBot mutex for the given Machine GUID 

Usage: python lmute.py {guid} 


By @seanmw 

"""

def calc_mutant(guid):

    _elist = '0123456789ABCDEF'
    result = ''
    mhash = hashlib.md5(guid).hexdigest()

    for i in range(0, len(mhash), 2):
        result += _elist[int(mhash[i:i+2], 16) >> 4].encode('hex')
        result += _elist[int(mhash[i:i + 2], 16) & 0x0F].encode('hex')

    return result.decode('hex')[0:24]

def main():
    parser = argparse.ArgumentParser(description='Generate a LokiBot Mutex for the give MachineGUID')
    parser.add_argument("guid", help="MachineGuid.")
    args = parser.parse_args()

    print 'Calculating mutex for: %s' % args.guid
    print 'Loki Mutex: %s' % calc_mutant(args.guid)

if __name__ == '__main__':
    main()