"AntiSecShell(ASS) was built by the underground hacking communityand groups like h0no, ac1db1tch3z and others who wish to remain anonymous, have helped altogether to create this new shell. It has many functions but most important of all - it bypasses ALL security of web servers. It is not only a php shell it is a symbol of
freedom and the anti-sec movement which we, the hacking underground, approve and support. Await more news from us,wh173h475 ph33r u5"

Source
http://pastebin.com/aWenLZxr