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Microsoft Security Intelligence
Published Mar 10, 2009 | Updated Sep 15, 2017

VirTool:WinNT/Malres.A

Detected by Microsoft Defender Antivirus

Aliases: :Rootkit/Lineage.KOQ (Panda) Hacktool.Rootkit (Symantec)

Summary

VirTool:WinNT/Malres.A is the detection for a rootkit that hides malware. It arrives in the system by being dropped by TrojanDropper:Win32/Malres.A.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner (http://go.microsoft.com/fwlink/?LinkId=212742). For more information, see http://www.microsoft.com/protect/computer/viruses/vista.mspx.
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