Ophcrack is a Windows password cracker based on rainbow tables. It is a very efficient implementation of rainbow tables done by the inventors of the method. It runs on Windows, Mac OS X (Intel CPU) and Linux.

Features

- Runs on Windows, Linux and Mac OS X (Intel).
- Cracks LM and NTLM hashes.
- Free tables available for alphanumeric LM hashes.
- Loads hashes from local SAM, remote SAM.
- Loads hashes from encrypted SAM recovered from a Windows partition.

Ophcrack LiveCD

The ophcrack LiveCD contains a full linux system (SLAX), ophcrack for linux and rainbow tables for alphanumerical passwords.

The liveCD cracks passwords automatically, no installation necessary, no admin password necessary (as long as you can boot from cd).

Homepage and more info here:

http://ophcrack.sourceforge.net/

Download ISO Image v2.0.1 (XP) from here:
http://prdownloads.sourceforge.net/ophcrack/ophcrack-xp-livecd-2.0.1.iso?download
http://kent.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-xp-livecd-2.0.1.iso
or
http://superb-east.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-xp-livecd-2.0.1.iso
or
http://superb-west.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-xp-livecd-2.0.1.iso

Download ISO Image v2.0.1 (Vista) from here:
http://prdownloads.sourceforge.net/ophcrack/ophcrack-vista-livecd-2.0.1.iso?download
or
http://kent.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-vista-livecd-2.0.1.iso
or
http://superb-east.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-vista-livecd-2.0.1.iso
or
http://superb-west.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-vista-livecd-2.0.1.iso

Download Windows Executable v3.0.1 from here:
http://prdownloads.sourceforge.net/ophcrack/ophcrack-win32-installer-3.0.1.exe?download
or
http://kent.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-win32-installer-3.0.1.exe
or
http://superb-east.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-win32-installer-3.0.1.exe
or
http://superb-west.dl.sourceforge.net/sourceforge/ophcrack/ophcrack-win32-installer-3.0.1.exe