Tian Hengyu - 24% Detection Rate *

Did you just run into a download or a file on your computer that has a digital signature from Tian Hengyu? Some of the security products refers to the detected files as Unwanted-Program ( 004d23ea1 ) and Trojan.Win32.Generic!BT. The detection rate for the Tian Hengyu files collected here is 24%. Please read on for more details.

You will probably see Tian Hengyu when 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 digital signature details for Tian Hengyu with the following steps:

1. Open Windows Explorer and locate the Tian Hengyu file
2. Right-click on the file and select Properties
3. Click the Digital Signatures tab
4. Click on the View Certificate button

Here's a screencap of a file that has been digitally signed by Tian Hengyu:

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 Tian Hengyu and that no one has tampered with the file.

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, etc. You can also examine the address for Tian Hengyu, such as the street name, city and country.

WoSign Class 2 Code Signing CA has issued the Tian Hengyu certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Tian Hengyu Files

These are the Tian Hengyu files I have gathered, thanks to the FreeFixer users.

Scanner and Detection Names

Here is the detection names for the Tian Hengyu files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I've gathered 55 scan reports for the Tian Hengyu files. 13 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.

Analysis Details

The analysis is done on certificates with the following serial numbers:

• 10f11866155ff64970c3de4f52ceac30

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