Worm War!! Malware vs. Malware!! Instant Messaging users caught in Crossfire!!

[mandy]

'Storm Trojan' ignites worm war
It's spreading via IM, attacking rival malware

The Trojan horse that pumped up spam volumes in January is at it again, researchers said today, and is now spreading over instant messaging and engaging in attacks on rival malware.

Symantec Corp. researchers said that the "Storm Trojan," aka "Peacomm," is now spreading via AOL Instant Messenger (AIM), Google Talk and Yahoo Messenger.

An alert to some Symantec customers pegged the new infection vector as "insidious" because the message -- such as the cryptic "LOL " -- and the included URL can be dynamically updated by the attacker. Even worse, according to Alfred Huger, senior director of Symantec's security response team, "it injects a message and URL only into already-open windows. It's not just some random message that pops up, but it appears only to people [you are] already talking to. That makes the approach very effective."...

full article: http://computerworld.com/action/article....ticleBasic&articleId=9011146&intsrc=hm_list