id = "MS Windows shell"description = "If port 8888 is open and it echos a specific string then we\might have found an open MSWindows shell."author = "Diman Todorov <diman.todorov@gmail.com>"license = "See nmaps COPYING for licence"categories = {"backdoor"}require "shortport"portrule = shortport.port_or_service(8888, "auth")action = function(host, port)	local status = 0	local result = ""	local client_ident = nmap.new_socket()	client_ident:connect(host.ip, port.number)	status, result = client_ident:receive_bytes(4096)	client_ident:close()	if string.match(result, "Microsoft Windows") then		return "Possible open windows shell found."	endend