"Trend Micro released a report Dec. 9 highlighting what it expects to see as far as security threats in 2010. Among the more interesting predictions — attacks on cloud infrastructures will increase. Almost as if on cue, a report surfaced the same day that the Zeus Trojan was observed abusing the Amazon EC2 (Elastic Compute Cloud) for its command and control needs.
According to Don DeBolt, CA’s director of threat research for its Internet Security Business unit, a server within the Amazon EC2 network was compromised by unknown means and used as the command and control server. Files were placed on the server that bots were programmed to access from across the Internet, he said. " – Content courtesy of Botnets – Amazon EC2 Used as Botnet Command and Control – eWeek Security Watch