rule DarkComet { strings: $a1 = "#BOT#" $a2 = "WEBCAMSTOP" $a3 = "UnActiveOnlineKeyStrokes" $a4 = "#SendTaskMgr" $a5 = "#RemoteScreenSize" $a6 = "ping 127.0.0.1 -n 4 > NUL &&" condition: all of them }