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Published Jan 04, 2009 | Updated Sep 15, 2017

Trojan:Win32/Vundo.RZ

Detected by Microsoft Defender Antivirus

Aliases: No associated aliases

Summary

Windows Defender Antivirus detects and removes this threat.
 
This threat is a component of Win32/Vundo - a family of programs that deliver 'out of context' pop-up advertisements. They can also download and run files.
 
Vundo is often spread as a DLL file and installed on your PC as a Browser Helper Object (BHO) without your consent. The family also uses advanced techniques to avoid detection and removal.

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

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

Use cloud protection

The Microsoft Active Protection Service (MAPS) uses cloud protection to help guard against the latest malware threats. It’s turned on by default for Microsoft Security Essentials and Windows Defender for Windows 10. 

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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