"cat\ <\/dev\/tcp\/" OR "exec\ 3<>\/dev\/tcp\/" OR "echo\ >\/dev\/tcp\/" OR "bash\ \-i\ >&\ \/dev\/tcp\/" OR "sh\ \-i\ >&\ \/dev\/udp\/" OR "0<&196;exec\ 196<>\/dev\/tcp\/" OR "exec\ 5<>\/dev\/tcp\/" OR "\(sh\)0>\/dev\/tcp\/" OR "bash\ \-c\ 'bash\ \-i\ >&\ \/dev\/tcp\/" OR "echo\ \-e\ '#\!\/bin\/bash\\nbash\ \-i\ >&\ \/dev\/tcp\/"