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W32.Ahlem.A@mm

Risk Level 1: Very Low

Discovered:
May 19, 2003
Updated:
February 13, 2007 12:01:31 PM
Also Known As:
W32/Melare@MM [McAfee]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Ahlem.A@mm is a mass-mailing worm that is written in the Visual Basic (VB) language. The worm has been packed using the UPX run-time compression utility.

When the worm is executed, it attempts to email all the contacts in the Windows Address Book. The email will have the following characteristics:
Subject: Alert! SARS Is being Spread.
Attachment: a.exe

Antivirus Protection Dates

  • Initial Rapid Release version May 19, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version May 19, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date May 22, 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: Moderate

Damage

  • Damage Level: Low

Distribution

  • Distribution Level: High
Writeup By: Neal Hindocha

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