A worm written in apparent tribute to Canadian singer/skater chick Avril Lavigne is spreading across the Net today.

Avril-A (Lirva) is pretty much your bog standard Windows worm. It spreads mainly as an infectious attachment within emails and takes advantage of a year-old exploit in Outlook that permits its execution without a user double clicking on an infected attachment. The worm also tries to disable AV and security software.

Oh and this is a Windows only virus - Mac and Linux users are, as usual, immune.

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