Did you just stumble upon a file that is digitally signed by Red Hat, Inc.? If that's the case, please read on.
You'll probably notice Red Hat, Inc. when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for Red Hat, Inc. with the following steps:
Here is a screenshot of a file that has been digitally signed by Red Hat, Inc.:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This implies that the file has been published by Red Hat, Inc. and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can see all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, etc. You can also examine the address for Red Hat, Inc., such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the Red Hat, Inc. certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Red Hat, Inc. files I have gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/54 | NETKVM.SYS |
| 0/55 | VIOSTOR.SYS |
| 0/54 | viostor.sys |
| 0/69 | viostor.sys |
The detection percentage is based on that I've collected 232 scan reports for the Red Hat, 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 has been done on certificates with the following serial numbers: