#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg: "BLEEDING-EDGE VIRUS Agobot/Phatbot Infection Successful"; flow: established; dsize: 40; content:"221 Goodbye, have a good infection |3a 29 2e 0d 0a|"; reference:url,www.lurhq.com/phatbot.html; classtype: trojan-activity; sid: 2000014; rev:3; )