W32.HLLW.Syney.B@mm

Risk Level 2: Low

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Discovered:: October 4, 2003
Updated:: February 13, 2007 12:08:37 PM
Also Known As:: W32/Syney@MM [McAfee]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.HLLW.Syney.B@mm is a mass-mailing worm that attempts to delete antivirus files and spreads through Microsoft Outlook.

The email message has the following characteristics:

Subject: Fwd:None
Attachment: Me.exe, Mess.exe, or Mes.exe

Antivirus Protection Dates

Initial Rapid Release version October 6, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version October 6, 2003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date October 8, 2003

Click 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: Medium

Distribution

Distribution Level: High

Writeup By: Fergal Ladley

Technical Details

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Internet Security Threat Report, Volume 16