Skype Software Sarl - 0.059% Detection Rate *

Did you just run into a file that is digitally signed by Skype Software Sarl? If that's the case, please read on.

You'll probably see Skype Software Sarl when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view additional details from the Skype Software Sarl certificate with the following steps:

1. Open up Windows Explorer and locate the Skype Software Sarl 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 signed by Skype Software Sarl:

As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This implies that the file has been published by Skype Software Sarl 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, and so on. You can also view the address for Skype Software Sarl, such as the street name, city and country.

Microsoft Code Signing PCA has issued the Skype Software Sarl certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Skype Software Sarl Files

The following are the Skype Software Sarl files I have gathered, thanks to the FreeFixer users.

The FreeFixer tool treats files from Skype Software Sarl as trusted, which means that the Skype Software Sarl files will appear with a green background and that there's no removal checkbox for the file. However, as you can see in the scan results below, a few of the anti-virus scanners detects the Skype Software Sarl file(s). My guess is that those detections are false positives and that the files are safe. It's unlikely that Skype Software Sarl would ship a malware file.

Scanner and Detection Names

Here is the detection names for the Skype Software Sarl files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

As mentioned above, I think these detections are false positives since it is very unlikely that Skype Software Sarl would ship a malware file.

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I have gathered 5101 scan reports for the Skype Software Sarl files. 3 of these scan reports came up with some sort of detection. If you like, you can review 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:

• 3300000110109d6b6e7785ae8d000100000110
• 33000000ce0cbeeab1282324420001000000ce

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