W32.Dopbot

Risk Level 2: Low

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Discovered:: February 3, 2005
Updated:: February 13, 2007 12:33:02 PM
Also Known As:: Backdoor.Win32.IRCBot.q [Kaspe, WORM_DOPBOT.A [Trend Micro]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Dopbot is a worm that has distributed denial of service and back door capabilities. The worm spreads by exploiting the Microsoft Windows DCOM RPC Interface Buffer Overrun Vulnerability (described in Microsoft Security Bulletin MS03-026).

Antivirus Protection Dates

Initial Rapid Release version February 4, 2005
Latest Rapid Release version August 20, 2008 revision 017
Initial Daily Certified version February 4, 2005
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date February 9, 2005

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: Rodney Andres

Technical Details

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Internet Security Threat Report, Volume 16