Sunday, September 04, 2005

WORM_WURMARK.O

Malware type: Worm
Aliases: No Alias Found
In the wild: Yes
Destructive: No
Language: English
Platform: Windows 98, ME, NT, 2000, XP
Encrypted: No
Characteristics: Propagates via email
Overall risk rating: Low

Reported infections: Low
Damage potential: High
Distribution potential: High

Description:

This memory-resident worm propagates via email. A copy of this worm disguises itself as an attachment to a spammed email with an attractive Subject line. Once an unsuspecting user opens the said attachment, this worm automatically executes on a system. The following image is a sample email message this worm sends out:

This worm logs keystrokes in a randomly named .DLL file located in the Windows system folder.

It also gathers the following system information:

  • Drive information
  • Operating system (OS) information
  • User name and password of currently logged in user

It then sends the information it gathers to the Web site www.melan{BLOCKED}rroll.biz/n2.php.


For additional information about this threat, see:
Solution
Technical Details
Statistics


Source: trendmicro.com

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