ophcrack
a Microsoft Windows password cracker using rainbow tables.
SYNOPSIS
ophcrack [options]
DESCRIPTION
Ophcrack is a Windows password cracker based on a
time-memory trade-off using rainbow tables.
This is a new variant of Hellman's original trade-off, with better
performance.
It recovers 99.9% of alphanumeric passwords in seconds.
Ophcrack works for Windows NT/2000/XP/Vista.
Ophcrack can be used with command line using the options below, or can be run as a pure graphical software.
If you have installed ophrack-cli package, graphical interface is not available.
OPTIONS
- -a
-
disable audit mode (default)
- -A
-
enable audit mode
- -b
-
disable bruteforce
- -B
-
enable bruteforce (default)
- -c <file>
-
specify the config file to use
- -D
-
display (lots of!) debugging information
- -d <dir>
-
specify tables base directory
- -e
-
do not display empty passwords
- -f <file>
-
load hashes from the specified file (pwdump or session)
- -g
-
disable GUI
- -h
-
display this information
- -i
-
hide usernames
- -I
-
show usernames (default)
- -l <file>
-
log all output to the specified file
- -n <num>
-
specify the number of threads to use
- -o <file>
-
write cracking output to file in pwdump format
- -q
-
quiet mode
- -r
-
launch the cracking when ophcrack starts (GUI only)
- -s
-
disable session auto-saving
- -S <session_file>
-
specify the file to use to automatically save the progress of the search
- -u
-
display statistics when cracking ends
- -t table1[,a[,b,...]][:table2[,a[,b,...]]]
-
specify which table to use in the directory given by -d
- -v
-
verbose
- -w <dir>
-
load hashes from encrypted SAM file in directory dir
- -x
-
export data in CSV format to the file specified by -o
EXAMPLES
ophcrack -g -d /path/to/tables -t xp_free_fast,0,3:vista_free -f in.txt
Launch ophcrack in command line using tables 0 and 3 in /path/to/tables/xp_free_fast and all tables in /path/to/tables/vista_free and cracks hashes from pwdump file in.txt
SEE ALSO
Homepage: http://ophcrack.sourceforge.net/ Free rainbow tables: http://ophcrack.sourceforge.net/tables.php
AUTHOR
This manual page was written by Adam Cecile
<gandalf@le-vert.net> for the Debian system (but may be used by
others).
Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU General Public License, Version 2 or any
later version published by the Free Software Foundation
On Debian systems, the complete text of the GNU General Public License
can be found in /usr/share/common-licenses/GPL.