Sophos Ltd - 0% Detection Rate *

Did you just stumble upon a file that has a digital signature from Sophos Ltd? If that's the case, please read on.

You'll probably see Sophos Ltd when clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where Sophos Ltd appears as the verified publisher in the UAC dialog

You can also view the Sophos Ltd certificate with the following procedure:

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

Here is a screenshot of a file digitally signed by Sophos Ltd:

Screenshot of the Sophos Ltd certificate

As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This means that the file has been published by Sophos Ltd 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, etc. You can also examine the address for Sophos Ltd, such as the street name, city and country.

DigiCert Assured ID Code Signing CA-1 and DigiCert EV Code Signing CA (SHA2) has issued the Sophos Ltd certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screencap above.

Sophos Ltd Files

These are the Sophos Ltd files I have gathered, thanks to the FreeFixer users.

Detection RatioFile Name
0/69SOPHOS~1.DLL
0/71savonaccess.sys
0/69hmpalert.dll
0/72sntp.sys
0/66cegaes2m.sys
0/66cegaesm.sys
0/69hmpalert.dll
0/69SEDService.exe
0/69hmpalert.dll
0/71SOPHOS~1.DLL

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I've gathered 691 scan results for the Sophos Ltd files. 0 of these scan reports came up with some sort of detection. If you like, you can view the full details of the scan results by examining the files listed above.

Analysis Details

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

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