BackBox is a Linux distribution based on Ubuntu. It has been developed to perform penetration tests and security assessments. New release includes Ubuntu 11.04, Linux Kernel 2.6.38 and Xfce 4.8.0. New tools include creepy, fern-wifi-cracker, joomscan, pyrit, reaver, xplico, etc. Updated tools: crunch, fimap, hydra, magictree, metasploit, set, sipvicious, skipfish, weevely, wireshark, wirouterkeyrec, wpscan, zaproxy, theharvester, xsser.
Source: https://thehackernews.com/2012/04/penetration-testers-get-ready-backbox.html