Friendly virus??

A virus that installs patches??

http://securityresponse.symantec.com/avcenter/venc/data/w32.welchia.worm.html

“The worm attempts to download the DCOM RPC patch from Microsoft’s Windows Update Web site, install it, and then reboot the computer. “

“e worm will also attempt to remove W32.Blaster.Worm.”

I wonder if it defrags your hard disk too?

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http://chrisg.com