Discovered on: February 23, 2004
Last Updated on: February 23, 2004 01:42:40 PM
W32.Welchia.D.Worm is a minor variat of W32.Welchia.C.Worm.
If the version of the operating system of the infected machine is Chinese, Korean, or English, the worm will attempt to download the Microsoft Workstation Service Buffer Overrun and Microsoft Messenger Service Buffer Overrun patches from the Microsoft

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