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Happy99 Worm

Posted: March 28, 2006

Threat Metric

Threat Level: 9/10
Infected PCs: 44
First Seen: July 24, 2009
Last Seen: June 6, 2023
OS(es) Affected: Windows

Happy99 Worm is a worm, which can be received as an attachment to the e-mail message. When executed, it 'congratulates you with new year 1999'. Meanwhile, it sends its copies to other internet users.
Happy99 Worm can also damage your internet connection settings.

Happy99 Worm

Technical Details

Registry Modifications

The following newly produced Registry Values are:

File name without pathhappy99.exeliste.skawsock32.ska

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