Did you just stumble upon a file that has been digitally signed by NETZSCH-Geraetebau GmbH? If that's the case, please read on.
You'll probably notice NETZSCH-Geraetebau GmbH when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screengrab shows:

You can also view the NETZSCH-Geraetebau GmbH certificate with the following steps:
Here is a screenshot of a file signed by NETZSCH-Geraetebau GmbH:

As you can see in the screencap above, Windows reports that "This digital signature is OK". This means that the file has been published by NETZSCH-Geraetebau GmbH 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 see the address for NETZSCH-Geraetebau GmbH, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the NETZSCH-Geraetebau GmbH certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screengrab above.
These are the NETZSCH-Geraetebau GmbH files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/57 | ngbrem~1.exe |
The detection percentage is based on the fact that I've collected 57 scan results for the NETZSCH-Geraetebau GmbH files. 0 of these scan results came up with some sort of detection. If you like, 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: