Python to Brute Force Zip Files Password with Full Source Code For Beginners

  • Password cracker for ZIP files.
  • Uses a brute force attack vector for this, so you must have a strong wordlist.

Run the script:

  • Open on device using a python IDE
  • Run the script
Code language: CSS (css)


python3 -f <encrypted_zip_file> -w <wordlist> -t <threads>
Code language: HTML, XML (xml)

Source Code:

from sys import exit as exit_ from os.path import isfile from argparse import ArgumentParser from _thread import start_new_thread from queue import Queue from zipfile import is_zipfile, ZipFile, BadZipfile class ZipBruter: """Main ZipBruter class""" def __init__(self, file, word_list, threads) -> None: """Initialized function for ZipBruter""" self.file = file self.word_list = word_list self.threads = threads # Create FIFO queue self.queue = Queue() def worker(self) -> None: """ Basically it listen queue and gets target password from FIFO queue and checks if zip passwd is true """ while True: # gets target passwd passwd = self.queue.get() self.queue.task_done() if passwd is None: break try: with ZipFile(self.file) as zipfile: zipfile.extractall(pwd=passwd.encode()) print('Found passwd: %s' % passwd) except (RuntimeError, BadZipfile): pass def start_workers(self) -> None: """Start threads""" for _ in range(self.threads): start_new_thread(self.worker, ()) def main(self) -> None: """Main entrypoint for program""" self.start_workers() for target_passwd in self.read_wordlist(): self.queue.put(target_passwd) for _ in range(self.threads): self.queue.put(None) self.queue.join() def read_wordlist(self) -> str: """Read given wordlist file and yield target passwds""" with open(self.word_list, 'r') as file: for line in file.readlines(): yield line.strip() if __name__ == '__main__': parser = ArgumentParser() parser.add_argument('-f', '--file', type=str, help='Target encrypted zip file.') parser.add_argument('-w', '--word-list', type=str, help='Wordlist to be used.') parser.add_argument('-t', '--threads', type=int, default=4, help='Thread count.') args = parser.parse_args() if not args.file or not args.word_list: exit_(1) if not is_zipfile(args.file): exit_(1) if not isfile(args.word_list): exit_(1) bruter = ZipBruter(args.file, args.word_list, args.threads) bruter.main()

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