Did you just find a download or a file on your computer that has been digitally signed by Open Source Developer, Alexandru Rosianu? Some of the security products refers to the detected files as PUA:Win32/InstallCore and PUA.InstallCore!8.8B (CLOUD). The detection rate for the Open Source Developer, Alexandru Rosianu files collected here is 3%. Please read on for more details.
You will typically see Open Source Developer, Alexandru Rosianu when clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view additional details from the Open Source Developer, Alexandru Rosianu certificate with the following steps:
Here's a screenshot of a file signed by Open Source Developer, Alexandru Rosianu:

As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This implies that the file has been published by Open Source Developer, Alexandru Rosianu and that the file has not been tampered with.
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 Open Source Developer, Alexandru Rosianu, such as the street name, city and country.
Certum Code Signing CA SHA2 has issued the Open Source Developer, Alexandru Rosianu certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Open Source Developer, Alexandru Rosianu files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 2/67 | Update.exe |
Here is the detection names for the Open Source Developer, Alexandru Rosianu files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| Microsoft | PUA:Win32/InstallCore |
| Rising | PUA.InstallCore!8.8B (CLOUD) |
The detection percentage is based on the fact that I have gathered 67 scan results for the Open Source Developer, Alexandru Rosianu files. 2 of these scan results came up with some sort of detection. If you like, you can view the full details of the scan reports by examining the files listed above.
The analysis is done on certificates with the following serial numbers: