W32.Lohack.C.Worm

Risk Level 2: Low

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Discovered:: July 20, 2003
Updated:: February 13, 2007 12:04:02 PM
Also Known As:: I-Worm.Lohack.c [KAV]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Lohack.C.Worm is a variant of W32.Lohack.Worm that infects peer-to-peer file-sharing applications, in addition to sending itself to email addresses found on the system. The email will have the following characteristics:
Subject: Windows update
Attachment: windows_update.txt.exe

Antivirus Protection Dates

Initial Rapid Release version July 21, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version July 21, 2003
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date July 23, 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: Easy

Damage

Damage Level: Low

Distribution

Distribution Level: High

Writeup By: Eric Chien

Technical Details

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Internet Security Threat Report, Volume 16