> This variant targets Microsoft, blocks access to antivirus sites
>
> JANUARY 28, 2004 ( COMPUTERWORLD ) - A new variant of the Mydoom virus
> has just emerged, several security companies are reporting this
> afternoon.
> Mydoom.b variant has a larger payload and targets Microsoft's Web site
> for a distributed denial-of-service attack on Feb. 1, instead of The
> SCO Group Inc., according to London-based security vendor Mi2g Ltd.
>
> "This new variant of Mydoom is worse than Mydoom.A," Ken Dunham,
> director of malicious code at iDefense Inc. in Reston, Va., said in a
> statement. "It modifies the hosts file to block access to antivirus
> Web sites and is configured differently from Mydoom.A." It also opens
> up a different Transmission Control Protocol port.
>
> Mi2G said there are some minor changes to the text padding as well.
> It's possible Mydoom.b is being disseminated via infected computers
> turned into "zombies" by Mydoom.a, as well as via the file-sharing
> system Kazaa, the company said.
>
> "This could turn the whole Mydoom episode into a much more adverse
> series of unfortunate events," the company said.
>
>
> http://www.computerworld.com/securitytopics/security/virus/story/0,
> 10801,89494,00.
html
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