Zhiming Yuan - 11% Detection Rate *

Did you just find a download or a file on your computer that has been digitally signed by Zhiming Yuan? Some of the security products refers to the detected files as Trojan ( 004f65f91 ) and Adware.Mutabaha.2115. The detection rate for the Zhiming Yuan files collected here is 11%. Please read on for more details.

You will probably see Zhiming Yuan when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where Zhiming Yuan appears as the verified publisher in the UAC dialog

You can view the digital signature details for Zhiming Yuan with the following procedure:

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

Here's a screenshot of a file signed by Zhiming Yuan:

Screenshot of the Zhiming Yuan certificate

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 Zhiming Yuan and that no one has tampered with the file.

If you click the View Certificate button shown in the screenshot above, you can view 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 Zhiming Yuan, such as the street name, city and country.

thawte SHA256 Code Signing CA has issued the Zhiming Yuan certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screengrab above.

Zhiming Yuan Files

The following are the Zhiming Yuan files I have gathered, thanks to the FreeFixer users.

Detection RatioFile Name
1/57bossseed.exe
12/57Fishlose.exe

Scanner and Detection Names

Here's the detection names for the Zhiming Yuan files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
AvastWin32:Adware-gen [Adw]
AviraADWARE/Adware.zspbb
CrowdStrikemalicious_confidence_76% (D)
DrWebAdware.Mutabaha.2115
ESET-NOD32a variant of Win32/Obfuscated.NHQ
IkarusTrojan.Win32.Obfuscated
K7AntiVirusTrojan ( 004f65f91 )
K7GWTrojan ( 004f65f91 )
McAfeeArtemis!E2D542547AD8
McAfee-GW-EditionArtemis
NANO-AntivirusRiskware.Win32.Obfuscated.egkmof
SophosMal/Generic-S

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I have collected 114 scan reports for the Zhiming Yuan files. 13 of these scan reports came up with some sort of detection. You can view the full details of the scan results by examining the files listed above.

Analysis Details

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

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