Did you just stumble upon a download or a file on your computer that has a digital signature from Protection Technology, Ltd.? If that's the case, please read on.
You will typically see Protection Technology, Ltd. when double-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 Protection Technology, Ltd. certificate with the following steps:
Here's a screencap of a file signed by Protection Technology, Ltd.:
As you can see in the screenshot above, Windows reports that "This digital signature is OK". This implies that the file has been published by Protection Technology, Ltd. and that no one has tampered with the file.
If you click the View Certificate button shown in the screengrab 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, and so on. You can also view the address for Protection Technology, Ltd., such as the street name, city and country.
VeriSign Class 3 Code Signing 2004 CA and VeriSign Class 3 Code Signing 2009-2 CA has issued the Protection Technology, Ltd. 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 Protection Technology, Ltd. files I have collected, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
1/42 | pr2ajbeb.exe |
1/41 | pr2agqwc.exe |
1/41 | appdrvrem01.exe |
1/41 | appdrvrem01.exe |
1/53 | pe3acf6f.sys |
0/47 | sfsync04.sys |
0/48 | sfdrv01a.sys |
0/50 | sfrem01.exe |
0/48 | sfrem02.exe |
0/43 | sfdrv01.sys |
0/47 | appdrvrem01.exe |
0/55 | appdrv01.sys |
0/54 | sfhlp02.sys |
0/42 | pr2ae5eb.exe |
Here is the detection names for the Protection Technology, Ltd. files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
Baidu-International | [11:45:04] |
ByteHero | Trojan.Malware.Win32.xPack.m |
Prevx | High Risk Cloaked Malware, Medium Risk Malware |
The detection percentage is based on the fact that I've gathered 3194 scan reports for the Protection Technology, Ltd. files. 5 of these scan reports came up with some sort of detection. You can view the full details of the scan reports by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: