W32.Mafeg.B

Risk Level 1: Very Low

Discovered:
November 1, 2003
Updated:
February 13, 2007 12:13:14 PM
Also Known As:
Bloodhound.W32.1, W32/MGF [McAfee]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Mafeg.B is a variant of W32.Mafeg that attempts to spread itself through shared network resources. This worm also infects PE files when they are executed.

The size of the infected file is increased by 4,768 bytes.


Note: Definitions dated prior to November 1, 2003 may detect this threat as Bloodhound.W32.1.

Antivirus Protection Dates

  • Initial Rapid Release version November 1, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version November 1, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date November 1, 2003
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: Low

Distribution

  • Distribution Level: Medium
Writeup By: Robert X Wang

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