Trojan horse spreads quickly through Microsoft's IM

Tuesday, 20 November 2007, 3:15 AM EST

A new Trojan horse that started to spread early Sunday via Microsoft Corp.'s instant messaging client has already infected about 11,000 PCs, a security company said today.

The as-yet-unnamed Trojan horse began hitting systems about 7 a.m. EST on Sunday, according to Roei Lichtman, the director of product management at Aladdin Knowledge Systems Ltd. "We still haven't found what it's meant to do, but at the moment, it's creating an army [of bots]," he said. "Eventually, of course, the operator will send commands to do something."

At Computerworld.

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