Full-featured C2 framework which silently persists on webserver
...The obfuscated communication is accomplished using HTTP headers under standard client requests and web server's relative responses, tunneled through a tiny polymorphic backdoor. Detailed help for any option (help command) Cross-platform on both client and server. CLI supports auto-completion & multi-command. Session saving/loading feature & persistent history. Multi-request support for large payloads (such as uploads) Provides a powerful, highly configurable settings engine. Each setting, such as user-agent has a polymorphic mode. ...
Hosting exploit/backdoor detection daemon.It's written in python , and uses inotify (pyinotify) to monitor file system activity.It checks files smaller then some size,compares their md5sum and hex signatures against DBs with known exploits/backdoor.