Did you just find a file that has been digitally signed by Firetrust Ltd? If that's the case, please read on.
You will probably notice Firetrust Ltd 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 also view the Firetrust Ltd certificate with the following procedure:
Here's a screenshot of a file digitally signed by Firetrust Ltd:

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 Firetrust Ltd and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can see 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 view the address for Firetrust Ltd, such as the street name, city and country.
DigiCert SHA2 Assured ID Code Signing CA and DigiCert Assured ID Code Signing CA-1 has issued the Firetrust Ltd certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Firetrust Ltd files I have gathered, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Firetrust Ltd files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Firetrust Ltd.
| Detection Ratio | File Name |
|---|---|
| Not available | MailWasherPro.exe |
| Not available | MailWasher.exe |
| Not available | MailWasherPro.exe |
The analysis is based on certificates with the following serial numbers: