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TrojanDownloader:Win32/Upatre


Microsoft security software detects and removes this threat.

This threat can download other malware onto your PC, such as variants of Win32/Zbot, Win32/Vawtrak and Win32/Dyzap.

It can be installed by other malware. We have also seen it spread as a spam email attachment.

See the Win32/Upatre family description for more information.

Find out ways that malware can get on your PC.  



What to do now

The following free Microsoft software detects and removes this threat:

Even if we've already detected and removed this particular threat, running a full scan might find other malware that is hiding on your PC.

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.

Threat behavior

See the Win32/Upatre family description for more information.


Alert level: Severe
First detected by definition: 1.161.2153.0
Latest detected by definition: 1.199.453.0 and higher
First detected on: Nov 14, 2013
This entry was first published on: Nov 14, 2013
This entry was updated on: Nov 21, 2014

This threat is also detected as:
No known aliases