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Published Oct 14, 2010 | Updated Sep 15, 2017

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VirTool:MSIL/Injector.gen!A

Detected by Microsoft Defender Antivirus

Aliases: Trojan-Dropper.MSIL.StubRC.cgc (Kaspersky) W32/Suspicious_Gen2.AZKEX (Norman) Trojan.DR.Dunik.CPB (VirusBuster) Trojan horse Dropper.Small.CLX (AVG) Win32.HLLW.Autoruner.25074 (Dr.Web) Trojan-Dropper.MSIL (Ikarus) Mal/EncPk-SU (Sophos) Trojan.Win32.Generic.pak!cobra (Sunbelt Software)

Summary

Windows Defender Antivirus detects and removes this threat.

This is a generic detection for threats that inject their code into running processes. They are written using Microsoft Intermediate Language (MSIL).

These threat hide what they are doing on your PC to make them harder to detect.

Use the following free Microsoft software to detect and remove this threat:

Microsoft Defender Antivirus for Windows 10 and Windows 8.1, or Microsoft Security Essentials for Windows 7 and Windows Vista
Microsoft Safety Scanner

You should also run a full scan. A full scan might find other hidden malware.

Get more help

You can also visit our advanced troubleshooting page or search the Microsoft virus and malware community for more help.

If you’re using Windows XP, see our Windows XP end of support page.

VirTool:MSIL/Injector.gen!A

Summary

What to do now

Get more help

Technical information

Threat behavior

Prevention

Symptoms