New worm spreading through e-mail
The worm is particularly difficult to root out because it lands in e-mail boxes using a number of different subject lines such as "re:details" or "re:here is the document."
"It arrives with an attached pif file (program information file) and it's already extremely widespread," said Graham Cluley, senior technology consultant at Sophos Plc.
He said experts do not think the new virus is as big as MyDoom, which brought havoc to computer users and targeted Microsoft's Web site, but that the full extent of Netsky-D's spread would be known as North America logs on.
When opened, the virus pif file will rapidly replicate itself, slowing down computers and e-mail bandwidth.
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- Review: Viruses Revealed (28 April 2003)