Kama Sutra virus expected to strike

A destructive worm posing as a pornographic e-mail may already have infected hundreds of thousands of computers and could erase many everyday files on Friday, security experts warn.

The "Kama Sutra" worm, which targets popular Microsoft Corp., Adobe Systems Inc. and ZIP files, is a threat because many users will not know the virus has infected their computers until it is too late, security experts said.

They also estimate that the worm -- which spreads by e-mailing itself to addresses in an infected computer's mailbox -- may already have slipped onto 275,000 to 500,000 machines and is now simply waiting to obliterate files on Friday.

The virus, also known as Nyxem, Grew.A or MyWife, tricks users by appearing as an e-mail attachment with subject lines such as "Hot Movie," "give me a kiss" and "Miss Lebanon 2006."


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