The Trojan that pumped up spam volumes in January is at it again, and is now spreading over instant messaging and even attacking rival malware. Symantec researchers said that the "Storm Trojan," aka "Peacomm", is now spreading via AOL Instant Messenger (AIM), Google Talk and Yahoo Messenger...

The Trojan virus that was responsible for countless spam e-mails sent around the globe has spawned a new variant that is using AOL Instant Messenger, Google Talk and Yahoo Messenger to proliferate...