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W32.Maslan.A@mm

Risk Level 2: Low

Discovered:
December 7, 2004
Updated:
February 13, 2007 12:30:51 PM
Also Known As:
Maslan.A [F-Secure], Net-Worm.Win32.Maslan.a [Kaspe, W32/Maslan-A [Sophos], WORM_MASLAN.A [Trend Micro]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Maslan.A@mm is a mass-mailing worm that opens a back door and exploits system vulnerabilities on the compromised computer. The worm also steals passwords and uses rootkit techniques.

Antivirus Protection Dates

  • Initial Rapid Release version December 7, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version December 7, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date December 8, 2004
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: Difficult
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: High
Writeup By: Paul Mangan

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