Did you just stumble upon a file that has a digital signature from Matrox Graphics Inc.? If so, please read on.
You will typically see Matrox Graphics Inc. when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can also view the Matrox Graphics Inc. certificate with the following steps:
Here's a screenshot of a file that has been signed by Matrox Graphics Inc.:
As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This means that the file has been published by Matrox Graphics Inc. and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for Matrox Graphics Inc., such as the street name, city and country.
VeriSign Class 3 Code Signing 2009-2 CA, VeriSign Class 3 Code Signing 2010 CA and VeriSign Class 3 Code Signing 2004 CA has issued the Matrox Graphics Inc. certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Matrox Graphics Inc. files I've collected, thanks to the FreeFixer users.
The FreeFixer tool treats files from Matrox Graphics Inc. as safe, which means that the Matrox Graphics Inc. files will appear with a green background and that there's no removal checkbox for the file. However, as you can see in the scan results below, a few of the anti-virus scanners detects the Matrox Graphics Inc. file(s). I'm pretty sure those detections are incorrect and that the files are safe. It's unlikely that Matrox Graphics Inc. would ship a malware file.
Detection Ratio | File Name |
---|---|
0/47 | mxefuf32.sys |
0/49 | mxefuf64.sys |
0/43 | mxefuf64.sys |
0/47 | mgabg.exe |
0/50 | MtxHotPlugService.exe |
0/54 | mgabg.exe |
0/51 | mtxpserx.sys |
0/41 | mtxparmx.sys |
0/46 | MtxHotPlugService.exe |
0/55 | MtxHotPlugService.exe |
The detection percentage is based on that I have gathered 483 scan reports for the Matrox Graphics Inc. files. 0 of these scan results came up with some sort of detection. You can view the full details of the scan results by examining the files listed above.
The analysis is based on certificates with the following serial numbers: