rarPasswordCracker – Bruteforces a password protected rar/zip file

From rarPasswordCracker: WinRAR Password Cracker allows you to recover/crack your lost password for WinRAR/RAR files easily and effectively. The application tries to unlock your WinRAR file by two different ways. One is brute-force password recovery, which will test all possible combinations of characters. The other way is dictionary password recovery, which will test passwords from a carefully defined password lists. It is pretty easy to use, no skill needed.

 

I had to brute-force a rar file in a ctf so wrote some ad-hoc code in python. Works in Linux/Windows.

How to use rarPasswordCracker

Windows

Install Python if you have not already done so.

launch Python & run script bruteforce.py

python

Linux

First clone rarPasswordCracker

git clone https://github.com/GauthamGoli/rarPasswordCracker.git

Change in to rarPasswordCracker directory.

cd rarPasswordCracker

Replace RARFILE.rar with the path to the .rar you file you would like to brute force.

python bruteforce.py --fr RARFILE.rar -c abcdefghijklmnopqrst0123 -n 6

Syntax

python bruteforce.py --fr filetocrack.rar -c charset -n sizeofpassword

python bruteforce.py --fr RARFILE.rar -c abcdefghijklmnopqrst0123 -n 6

python bruteforce.py --fz ZIPFILE.zip -c charset -n sizeofpassword

Download Resources

Click Here

This program is intended to recover lost passwords for RAR/WinRAR archives of versions 2.xx and 3.xx. The program finds by the method of exhaustive search all possible combinations of characters (“brute-force” method) or using passwords from lists (“wordlist” or “dictionary” method). Self-extracting archives and multivolume archives are supported. The program is able to save a current state (you can interrupt the program at any time, and restart from the same state later). Estimated time calculator allows you to configure the program more carefully.

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