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Atak.H

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Atak.H
Technical name:W32/Atak.H.worm
Threat level:Low
Type:Worm
Effects:  

It does not have any destructive effects. It spreads via e-mail.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:Dec. 15, 2004
Detection updated on:Jan. 3, 2007
StatisticsNo

Brief Description 

    

Atak.H is a worm without destructive effects that spreads via e-mail in messages with variable characteristics that pass themselves off as Christmas greetings.

Visible Symptoms 

    

Atak.H is easy to recognize, as it reaches the computer in an e-mail message with the following characteristics:

  • Subject: one of the following:
    Happy New Year!
    Merry X-Mas!
  • Message: it is written in HTML format, and can be any of the following phrases:

  • Attachments: the attached file is usually compressed in ZIP format, and has any of the following names: BAT, COM, PIF, SCR.
    The name of the decompressed file as the original, and has a BAT, COM, PIF or SCR extension.
    The attached file could also reach the computer without being compressed.