±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ - 1.9% Detection Rate *

Did you just stumble upon a download or a file on your computer that has been digitally signed by ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾? If so, please read on.

You will probably notice ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ when running the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ with the following steps:

1. Open Windows Explorer and locate the ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ file
2. Right-click the file and select Properties
3. Click the Digital Signatures tab
4. Click the View Certificate button

Here's a screencap of a file signed by ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾:

As you can see in the screencap above, Windows states that "This digital signature is OK". This implies that the file has been published by ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ and that the file has not been tampered with.

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 ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾, such as the street name, city and country.

WoSign Class 3 Code Signing CA has issued the ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screencap above.

±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ Files

The following are the ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ files I've collected, thanks to the FreeFixer users.

Scanner and Detection Names

Here's the detection names for the ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ 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 that I have gathered 52 scan reports for the ±±¾©Ñ°¼¸Íø¼ÊÍøÂç¼¼ÊõÓÐÏÞ¹«Ë¾ files. 1 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 has been done on certificates with the following serial numbers:

• 0672d5ef356103

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