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W32.Nugache.A@mm

Risk Level 2: Low

Discovered:
April 30, 2006
Updated:
February 13, 2007 12:53:13 PM
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Nugache.A@mm is a worm that propagates through email, network shares, and instant messages. It also opens a backdoor on the compromised computer.

Antivirus Protection Dates

  • Initial Rapid Release version April 30, 2006
  • Latest Rapid Release version August 22, 2011 revision 085
  • Initial Daily Certified version April 30, 2006
  • Latest Daily Certified version August 23, 2011 revision 002
  • Initial Weekly Certified release date May 3, 2006
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: High
Writeup By: Kaoru Hayashi

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