Did you just find a download or a file on your computer that has a digital signature from Christina Mailat? Some of the security products refers to the detected files as (Suspicious) - DNAScan and Win.Malware.Agent2136389739/CRDF-1. The detection rate for the Christina Mailat files collected here is 5%. Please read on for more details.
You will probably see Christina Mailat when double-clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the additional details from the Christina Mailat digital signature with the following steps:
Here is a screengrab of a file digitally signed by Christina Mailat:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by Christina Mailat 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 examine the address for Christina Mailat, such as the street name, city and country.
Thawte Code Signing CA has issued the Christina Mailat certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Christina Mailat files I have collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 2/58 | idantiphishingsetup.exe |
| 4/73 | iddiskprotectorsetup.exe |
Here is the detection names for the Christina Mailat files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| CAT-QuickHeal | (Suspicious) - DNAScan |
| ClamAV | Win.Malware.Agent2136389739/CRDF-1 |
| DrWeb | BackDoor.Pigeon1.12243 |
| Microsoft | PUA:Win32/Creprote |
| VBA32 | Backdoor.Pigeon |
| Zillya | Trojan.InjectorCRTD.Win32.6980 |
The detection percentage is based on the fact that I've collected 131 scan results for the Christina Mailat files. 6 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.
The analysis is done on certificates with the following serial numbers: