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Published Apr 10, 2013 | Updated Sep 15, 2017


Detected by Microsoft Defender Antivirus

Aliases: No associated aliases


Windows Defender  detects and removes this threat.

This threat is a trojan which tries to do one or all of the following:

  • Download and install other malware
  • Use your computer for click fraud
  • Record your keystrokes and the sites you visit
  • Send information about your PC, including user names and browsing history, to a remote malicious hacker
  • Give a remote malicious hacker access to your PC

Due to the generic nature of this detection, we can only provide general information about it.

Find out ways that malware can get on your PC.  

NOTE: On December 6, 2016, an incorrect detection for our cloud-based protection for Trojan:Win32/Detplock was identified and immediately fixed. To ensure that this issue is remediated, you can do a forced daily update to download your Microsoft antimalware and antispyware software. For details, see Updating your Microsoft antimalware and antispyware software.

You might need to manually update your Microsoft security software:

After updating, make sure you run a full scan. 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.


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



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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