alert TCP $HOME_NET any -> $EXTERNAL_NET 25 (msg: "BLEEDING-EDGE VIRUS Bagle.BJ -alias .AY, .BC- worm -.com, exe extensions- - outbound"; flow: established; content:"a2dndGtiYmpiZw0KbGhoZ2dqZmRnZGNkaGdodGZoamhranV1aGhqaGZmaGpoamhnDQpsaGhn"; nocase; reference:url,secunia.com/virus_information/14902/; classtype: trojan-activity; sid: 2001691; rev:8; )