Fake Microsoft Update Contains Malware

Plain text mail samples have recently been found with the subject title 'Windows XP SP3 Critical Update.' Posing as a critical update from Microsoft, the spam sample also comes with an attached executable file that claims to be the update patch and bug fixes for Windows XP Service Pack 2 and 3. The executable file has a detection name of WORM_VB.GAW

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• Patrón TMASE: :7916