Fast-Spreading Worm Spells Doom

A new e-mail worm is spreading rapidly on the Internet, clogging e-mail servers and staging an attack on the Web site of Unix vendor The SCO Group, antivirus software vendors say. The worm surfaced Monday and has been given several names by antivirus software vendors, including Mydoom, Novarg, and Mimail.R (the latest variant of the prolific Mimail virus). Experts don't all agree on the worm's payload, but they do agree that it is spreading faster than Sobig-F, the worm that topped the charts for the most widespread email worm last year.

"It has been moving very quickly for the past three hours and has been generating a hell of a lot of e-mail," says Vincent Gullotto, vice president of the Anti-Virus Emergency Response Team at Network Associates. Some businesses have shut down their e-mail gateways to block the worm, he adds.

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