Did you just stumble upon a file that has been digitally signed by Murray Hurps? If so, please read on.
You will typically see Murray Hurps when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view additional details from the Murray Hurps certificate with the following procedure:
Here is a screenshot of a file that has been digitally signed by Murray Hurps:

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 Murray Hurps and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can examine 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 Murray Hurps, such as the street name, city and country.
UTN-USERFirst-Object has issued the Murray Hurps certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Murray Hurps files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/48 | AdMunch.exe |
| 0/51 | AdMunch64.exe |
| 0/45 | AM32-32700.dll |
| 0/48 | AM32-33707.dll |
| 0/49 | AdMunch.exe |
The detection percentage is based on that I've collected 241 scan results for the Murray Hurps 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: