MSBlast copycat on the loose ..full story
TechWeb News, CRN
Thursday, 14 August 2003
It didn't take long for a quick copycat of MSBlast to show its face. Wednesday, Moscow-based security firm Kaspersky Labs detected a variation of the MSBlast worm loose in the wild.
The worm, which has not yet been named, is a near doppelganger of MSBlast, with only slight changes. The name of the primary worm-carrier file--MSBLAST.EXE in the original--is now TEEKIDS.EXE. The variation's code has also been compressed with FSG rather than UPX, and a new string of text buried within the code takes different potshots at both Microsoft and anti-virus developers.
The danger is that while the two worms are very similar--and exploit the same RPC vulnerability in Windows--it's possible for both to co-exist on the same computer.
"In other words, all computers infected by the original will soon be attacked by its revamped version," said Eugene Kaspersky, the head of anti-virus research at the Russian company.
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