Opera Software AS - 0.087% Detection Rate *

Did you just find a download or a file on your computer that is digitally signed by Opera Software AS? If so, please read on.

You will probably notice Opera Software AS when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where Opera Software AS appears as the verified publisher in the UAC dialog

You can view the digital signature details for Opera Software AS with the following steps:

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

Here is a screencap of a file digitally signed by Opera Software AS:

Screenshot of the Opera Software AS certificate

As you can see in the screencap above, Windows reports that "This digital signature is OK". This implies that the file has been published by Opera Software AS and that no one has tampered with the file.

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 Opera Software AS, such as the street name, city and country.

DigiCert EV Code Signing CA (SHA2) has issued the Opera Software AS certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.

Opera Software AS Files

These are the Opera Software AS files I have gathered, thanks to the FreeFixer users.

Detection RatioFile Name
1/64OperaSetup.exe
1/66OperaSetup.exe
2/70drb0bxui.dgp.exe
1/73launcher.exe
1/64opera.exe
1/66opera.exe
1/69OperaSetup.exe
1/69browser_assistant.exe
2/73OperaSetup.exe
1/72browser_assistant.exe
0/62browser_assistant.exe
0/55launcher.exe
0/56launcher.exe
0/61assistant_installer.exe
0/58launcher.exe
0/65opera.exe
0/62opera.exe
0/60opera.exe
0/58launcher.exe
0/64launcher.exe

Scanner and Detection Names

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

ScannerDetection Names
Antiy-AVLTrojan/Win32.GenKryptik, GrayWare/Win32.Wacapew, Trojan/Win32.AGeneric
BitDefenderThetaGen:NN.ZexaF.31176.PQ1@a47U5YAP
CylanceUnsafe
eGambitUnsafe.AI_Score_92%

* How the Detection Percentage is Calculated

The detection percentage is based on that I've gathered 13839 scan results for the Opera Software AS files. 12 of these scan results 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 based on certificates with the following serial numbers:

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