New Pretty Park virus in the wild

A new variant of last year's "Pretty Park" virus is making the rounds, according to anti-virus firm Network Associates. The Trojan horse, which arrives as an e-mail attachment named "prettypark.exe," does not delete or alter files. But it sends a copy of itself to everyone in the victim’s e-mail address book every 30 minutes, which can bog down an entire network. It is spreading quickly, according to Network Associates, and has infected computers on a dozen corporate and government networks. Full story. -- MSNBC