Published Mar 13, 2014 | Updated Sep 15, 2017

Win32/Miuref

Severe |Detected with Windows Defender Antivirus

Aliases: Trojan.Siggen6.1747 (other) Trojan.Win32.KillAV (other) Win32/Boaxxe.BE (other)

Summary

Windows Defender detects and removes this threat.

This family of threats are malicious JavaScript files that redirect your web browser to show you ads or download other malware.  

They can be installed by other malware, including members of the Win32/Fareit family, or installed on your PC from a spam email attachment.

Find out ways that malware can get on your PC.  

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

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

Remove browser add-ons

You may need to remove add-ons from your browser:

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.

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