What is certoko.dll?
certoko.dll is part of Driver Application Updater Microsoft and developed by XemiComputers ltd. according to the certoko.dll version information.
certoko.dll's description is "Panel Button"
certoko.dll is usually located in the 'c:\windows\system32\' folder.
Some of the anti-virus scanners at VirusTotal detected certoko.dll.
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.
Vendor and version information [?]
The following is the available information on certoko.dll:
| Property | Value |
|---|---|
| Product name | Driver Application Updater Microsoft |
| Company name | XemiComputers ltd. |
| File description | Panel Button |
| Internal name | certoko.dll |
| Original filename | certoko.dll |
| Legal copyright | (C) XemiComputers ltd. |
| Product version | 4.44.34 |
| File version | 4, 44, 34, 47 |
Here's a screenshot of the file properties when displayed by Windows Explorer:
| Product name | Driver Application Updater Microsoft |
| Company name | XemiComputers ltd. |
| File description | Panel Button |
| Internal name | certoko.dll |
| Original filename | certoko.dll |
| Legal copyright | (C) XemiComputers ltd. |
| Product version | 4.44.34 |
| File version | 4, 44, 34, 47 |
Digital signatures [?]
certoko.dll is not signed.
VirusTotal report
21 of the 40 anti-virus programs at VirusTotal detected the certoko.dll file. That's a 53% detection rate.
| Scanner | Detection Name |
|---|---|
| a-squared | Trojan-Proxy.Win32.Koobface!IK |
| AntiVir | Worm/Koobface.ggq |
| Antiy-AVL | Worm/Win32.Koobface.gen |
| AVG | Worm/Koobface.AE |
| Comodo | UnclassifiedMalware |
| eSafe | Win32.TrojanDropperK |
| Fortinet | W32/Koobface.C!worm.im |
| Ikarus | Trojan-Proxy.Win32.Koobface |
| Kaspersky | Net-Worm.Win32.Koobface.ggq |
| McAfee | Generic Dropper!cyi |
| McAfee-GW-Edition | Worm.Koobface.ggq |
| Microsoft | TrojanDropper:Win32/Koobface.J |
| NOD32 | a variant of Win32/Tinxy.BJ |
| Norman | Koobface.GRI |
| Panda | Trj/CI.A |
| Prevx | Medium Risk Malware |
| Rising | Trojan.Win32.Generic.51FEACC0 |
| Sophos | Mal/Koobface-C |
| Sunbelt | Trojan.Win32.Generic!BT |
| Symantec | W32.Koobface.D |
| TheHacker | W32/Koobface.ggq |
certoko.dll removal instructions
The instructions below shows how to remove certoko.dll with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the certoko.dll file for removal, restart your computer and scan it again to verify that certoko.dll has been successfully removed. Here are the removal instructions in more detail:
- Download and install FreeFixer: http://www.freefixer.com/download.html
- Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.
- When the scan is finished, locate certoko.dll in the scan result and tick the checkbox next to the certoko.dll 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 certoko.dll in the scan result.
c:\windows\system32\certoko.dll 
- Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the certoko.dll file.
- Restart your computer.
- Start FreeFixer and scan your computer again. If certoko.dll still remains in the scan result, proceed with the next step. If certoko.dll is gone from the scan result you're done.
- If certoko.dll still remains in the scan result, check its checkbox again in the scan result and click Fix.
- Restart your computer.
- Start FreeFixer and scan your computer again. Verify that certoko.dll no longer appear in the scan result.
Hashes [?]
| Property | Value |
|---|---|
| MD5 | 5ed36f01955bb672ca7f8e5bc64e0974 |
| SHA256 | cc0a3395d5aff918d1f422b8500fcbb999bd3b5e6b0420d85c8cd4065697ef25 |
What will you do with certoko.dll?
To help other users, please let us know what you will do with certoko.dll:
What did other users do?
The poll result listed below shows what users chose to do with certoko.dll. 100% have voted for removal. Based on votes from 7 users.
| Votes | |||
|---|---|---|---|
| Keep | 0 % | 0 | |
| Remove | 100 % | 7 |
NOTE: Please do not use this poll as the only source of input to determine what you will do with certoko.dll. Only 7 users has voted so far so it does not offer a high degree of confidence.
Comments
Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.
I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.
Roger Karlsson writes