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Fake Antivirus Attacks, Demands Ransom – Business Center – PC World.
According to security company Panda Security, rogueware program Total Security 2009 starts out in conventional fashion with the ‘discovery’ of a non-existent malware infection for which it demands an unusually ambitious $79.95 (£50), and even has the cheek to ask a further $19.95 for ‘premium’ [...]

Here are a couple of link’s that you can check to see if the Virus threat is real or a Hoax.
Trend Micro’s Scam’s and Hoax’s  Page
http://www.trendmicro.com/vinfo/hoaxes/default.asp
McAfee Hoax’s Page
http://vil.nai.com/vil/hoaxes.aspx