W32.HLLW.Deadhat

Risk Level 2: Low

Printer Friendly Page|Rate this page

Discovered:: February 6, 2004
Updated:: February 13, 2007 12:17:08 PM
Also Known As:: Vesser [F-Secure], W32/Deadhat.worm.a [McAfee], WORM_DEADHAT.A [Trend], Win32.Deadhat.A [Computer Asso, Worm.Win32.Vesser [Kaspersky]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.HLLW.Deadhat is a worm with backdoor capabilities. It attempts to uninstall the W32.Mydoom.A@mm and W32.Mydoom.B@mm worms, and then it spreads to other systems infected with Mydoom. Also, it spreads through the Soulseek file-sharing program.

Antivirus Protection Dates

Initial Rapid Release version February 9, 2004
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version February 9, 2004
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date February 9, 2004

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: Medium

Writeup By: Heather Shannon

Technical Details

Search Threats

Search by name

Example: W32.Beagle.AG@mm

Internet Security Threat Report, Volume 16