What is mddhz.sys?

mddhz.sys is digitally signed by clairavauxtechnology.com.

mddhz.sys is usually located in the 'C:\Windows\system32\drivers\' folder.

Some of the anti-virus scanners at VirusTotal detected mddhz.sys.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

VirusTotal report

6 of the 68 anti-virus programs at VirusTotal detected the mddhz.sys file. That's a 9% detection rate.

Scanner	Detection Name
Cylance	Unsafe
Endgame	malicious (moderate confidence)
Invincea	heuristic
Malwarebytes	Adware.Wajam
TrendMicro-HouseCall	Suspicious_GEN.F47V0914
Webroot	W32.Adware.Gen

mddhz.sys removal instructions

The instructions below shows how to remove mddhz.sys with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the mddhz.sys file for removal, restart your computer and scan it again to verify that mddhz.sys has been successfully removed. Here are the removal instructions in more detail:

1. Download and install FreeFixer: http://www.freefixer.com/download.html
2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.

   
3. When the scan is finished, locate mddhz.sys in the scan result and tick the checkbox next to the mddhz.sys file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate mddhz.sys in the scan result.

   

   

   C:\Windows\system32\drivers\mddhz.sys

   
4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the mddhz.sys file.

   
5. Restart your computer.
6. Start FreeFixer and scan your computer again. If mddhz.sys still remains in the scan result, proceed with the next step. If mddhz.sys is gone from the scan result you're done.
7. If mddhz.sys still remains in the scan result, check its checkbox again in the scan result and click Fix.
8. Restart your computer.
9. Start FreeFixer and scan your computer again. Verify that mddhz.sys no longer appear in the scan result.

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