Did you just run into a download or a file on your computer that has a digital signature from Ruoo Diaaz? If that's the case, please read on.
You will probably notice Ruoo Diaaz when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screengrab shows:

You can also view the Ruoo Diaaz certificate with the following procedure:
Here's a screenshot of a file that has been digitally signed by Ruoo Diaaz:

As you can see in the screengrab above, Windows reports that "This digital signature is OK". This means that the file has been published by Ruoo Diaaz 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, etc. You can also examine the address for Ruoo Diaaz, such as the street name, city and country.
Deeigzh Puupnu has issued the Ruoo Diaaz certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Ruoo Diaaz files I've collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 1/54 | Laaadwehir64.dll |
Here is the detection names for the Ruoo Diaaz files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| Rising | PE:Malware.Generic(Thunder)!1.A1C4 [F] |
The detection percentage is based on the fact that I've gathered 54 scan results for the Ruoo Diaaz files. 1 of these scan results came up with some sort of detection. If you like, you can review 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: