Published Mar 28, 2005 | Updated Apr 16, 2011

Win32/Hackdef

Severe |Detected with Windows Defender Antivirus

Aliases: No associated aliases

Summary

Win32/Hackdef is a family of backdoor Trojans that is distributed in various ways to computers running certain versions of Microsoft Windows. This Trojan is a user-mode rootkit. It creates, alters, and hides Windows system resources on a computer that it has infected, and can hide proxy services and backdoor functionality. It can also conceal use of TCP and UDP ports for receiving commands from attackers.
To detect and remove this threat and other malicious software that may be installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following:
 
 
For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.
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