What is webtinst.sys?

webtinst.sys is digitally signed by Corsica Technologies Ltd..

webtinst.sys is usually located in the 'c:\windows\system32\drivers\' folder.

Some of the anti-virus scanners at VirusTotal detected webtinst.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

10 of the 57 anti-virus programs at VirusTotal detected the webtinst.sys file. That's a 18% detection rate.

Scanner	Detection Name
Avast	Win64:Rootkit-gen [Rtk]
AVG	Generic.3E5
AVware	Revizer (fs)
ESET-NOD32	a variant of Win64/Adware.AddLyrics.H
K7AntiVirus	Adware ( 004b50da1 )
K7GW	Trojan ( 033333331 )
McAfee	Artemis!B4D48640F1BB
McAfee-GW-Edition	Artemis
Sophos	AddLyrics
VIPRE	Revizer (fs)

webtinst.sys removal instructions

The instructions below shows how to remove webtinst.sys with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the webtinst.sys file for removal, restart your computer and scan it again to verify that webtinst.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 webtinst.sys in the scan result and tick the checkbox next to the webtinst.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 webtinst.sys in the scan result.

   

   

   c:\windows\system32\drivers\webtinst.sys

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

   
5. Restart your computer.
6. Start FreeFixer and scan your computer again. If webtinst.sys still remains in the scan result, proceed with the next step. If webtinst.sys is gone from the scan result you're done.
7. If webtinst.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 webtinst.sys no longer appear in the scan result.

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