Did you just find a download or a file on your computer that is digitally signed by Blizzard Entertainment, Inc.? If that's the case, please read on.
You will typically see Blizzard Entertainment, Inc. when clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can view additional details from the Blizzard Entertainment, Inc. certificate with the following procedure:
Here is a screenshot of a file that has been signed by Blizzard Entertainment, Inc.:
As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by Blizzard Entertainment, Inc. 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 Blizzard Entertainment, Inc., such as the street name, city and country.
Thawte Code Signing CA, Thawte Code Signing CA - G2 and DigiCert SHA2 Assured ID Code Signing CA has issued the Blizzard Entertainment, Inc. certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Blizzard Entertainment, Inc. files I've gathered, thanks to the FreeFixer users.
The FreeFixer tool treats files from Blizzard Entertainment, Inc. as safe, which means that the Blizzard Entertainment, Inc. 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 Blizzard Entertainment, Inc. file(s). I'm pretty sure those detections are false positives and that the files are safe. It's unlikely that Blizzard Entertainment, Inc. would ship a malware file.
Detection Ratio | File Name |
---|---|
2/57 | Installer.exe |
1/44 | MovieProxy.exe |
1/49 | MovieProxy.exe |
1/51 | BlizzardError.exe |
0/53 | SystemSurvey.exe |
0/49 | WowBrowserProxy.exe |
0/42 | BlizzardError.exe |
0/56 | Hearthstone Beta Launcher.exe |
0/57 | Battle.net Helper.exe |
0/50 | SystemCheck_enUS.exe |
0/56 | Battle.net.exe |
0/56 | WowBrowserProxy.exe |
Here is the detection names for the Blizzard Entertainment, Inc. files. I have 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 Blizzard Entertainment, Inc. would ship a malware file.
Scanner | Detection Names |
---|---|
Antiy-AVL | Trojan/Win32.Autoit, Trojan/Win32.MicroFake |
PCTools | HeurEngine.ZeroDayThreat |
TheHacker | Trojan/Kryptik.amd |
ViRobot | Worm.Win32.A.WhiteIce.643072[h] |
The detection percentage is based on that I have collected 2839 scan reports for the Blizzard Entertainment, Inc. files. 5 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.
The analysis is done on certificates with the following serial numbers: