Jianfei Zhu - 5% Detection Rate *

Did you just stumble upon a download or a file on your computer that has been digitally signed by Jianfei Zhu? Some of the security products refers to the detected files as Generic.F42 and Application.Win32.Agent.wfwhf. The detection rate for the Jianfei Zhu files collected here is 5%. Please read on for more details.

You will typically notice Jianfei Zhu when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screencap shows:

You can view the additional details from the Jianfei Zhu digital signature with the following procedure:

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

Here is a screenshot of a file digitally signed by Jianfei Zhu:

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 Jianfei Zhu 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, and so on. You can also view the address for Jianfei Zhu, such as the street name, city and country.

thawte SHA256 Code Signing CA has issued the Jianfei Zhu certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Jianfei Zhu Files

The following are the Jianfei Zhu files I've gathered, thanks to the FreeFixer users.

Scanner and Detection Names

Here's the detection names for the Jianfei Zhu files. I've 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 have gathered 170 scan reports for the Jianfei Zhu files. 9 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.

Analysis Details

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

• 1a4cda8c252d1bed2aa2fea4c1b78cd1

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