Did you just find a file that is digitally signed by LLC "NAYAL AYTI"? If that's the case, please read on.
You will probably notice LLC "NAYAL AYTI" when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can also view the LLC "NAYAL AYTI" certificate with the following procedure:
Here is a screenshot of a file that has been digitally signed by LLC "NAYAL AYTI":

As you can see in the screenshot above, Windows reports that "This digital signature is OK". This means that the file has been published by LLC "NAYAL AYTI" and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can view 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 see the address for LLC "NAYAL AYTI", such as the street name, city and country.
COMODO RSA Code Signing CA has issued the LLC "NAYAL AYTI" certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the LLC "NAYAL AYTI" files I've collected, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the LLC "NAYAL AYTI" files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by LLC "NAYAL AYTI".
| Detection Ratio | File Name |
|---|---|
| Not available | nulldc_1_6_with_bios_IObitDel.exe |
The analysis is done on certificates with the following serial numbers: