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aug 10, 1999 - Happy99 Worm

Description:

The Happy99 worm invisibly attached itself to emails. Displayed fireworks to hide changes being made and wished you a happy new year. Modified system files related to Outlook Express and Internet Explorer on Windows 95 and Windows 98.

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History of Viruses, Worms, Trojan, and Malwares

ByMar
11 Oct 2018
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Date:

aug 10, 1999
Now
~ 26 years ago
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