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Published Oct 14, 2009 | Updated Sep 15, 2017

TrojanDownloader:Win32/Perkesh.gen!A

Detected by Microsoft Defender Antivirus

Aliases: No associated aliases

Summary

TrojanDownloader:Win32/Perkesh.gen!A is a trojan that may download arbitrary files in the system. It may also drop other malware in the system, terminate security processes, and modify the HOSTS file to prevent access to security Web sites.
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 Microsoft Security Essentials, or the Microsoft Safety Scanner. For more information about using antivirus software, see http://www.microsoft.com/security/antivirus/av.aspx.
Additional recovery steps
This threat may make lasting changes to an affected system’s configuration that will NOT be restored by detecting and removing this threat. For more information on returning an affected system to its pre-infected state, please see the following article/s:
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