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Nuwar.D

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

It downloads malware, as well as an update of itself, to the affected computer, and ends several processes. It spreads via email, across the Internet and through P2P programs.

Affected platforms:

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

First detected on:Jan. 24, 2007
Detection updated on:Nov. 22, 2007
StatisticsNo
Yes, using TruPrevent Technologies

Brief Description 

    

Nuwar.D is a worm that downloads malware, as well as an update of itself, to the affected computer.

Additionally, it ends several processes, such as regedit.exe and hijackthis.exe, among others.

Nuwar.D uses different means to spread:

  • Via email.
  • Across the Internet.
  • Through peer-to-peer (P2P) file sharing programs, such as eMule and eDonkey.

Visible Symptoms 

    

Nuwar.D is difficult to recognize, as it does not display any messages or warnings that indicate it has reached the computer.

However, when it spreads via email, it reaches the computer in an email message with one of the following attached files:
FLASH POSTCARD.EXE
GREETING CARD.EXE
GREETING POSTCARD.EXE
POSTCARD.EXE