OOO Yandex - 0.103% Detection Rate *

Did you just stumble upon a file that has a digital signature from OOO Yandex? If so, please read on.

You'll probably see OOO Yandex when clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screencap shows:

Screenshot where OOO Yandex appears as the verified publisher in the UAC dialog

You can also view the OOO Yandex certificate with the following steps:

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

Here is a screencap of a file digitally signed by OOO Yandex:

Screenshot of the OOO Yandex certificate

As you can see in the screencap above, the Windows OS states that "This digital signature is OK". This means that the file has been published by OOO Yandex 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 see the address for OOO Yandex, such as the street name, city and country.

VeriSign Class 3 Code Signing 2009-2 CA and VeriSign Class 3 Code Signing 2004 CA has issued the OOO Yandex certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.

OOO Yandex Files

The following are the OOO Yandex files I've collected, thanks to the FreeFixer users.

Detection RatioFile Name
1/47browser.exe
0/47bartab.dll
0/57ya-downloader.exe
0/47fastdial.dll
0/53fastdial.dll
0/56clidmgr.exe
0/51pshook.dll
0/49praetorian.exe
0/47praetorian.exe
0/57punto.exe

Scanner and Detection Names

Here's the detection names for the OOO Yandex files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
Antiy-AVLTrojan/Win32.Agent2

* How the Detection Percentage is Calculated

The detection percentage is based on that I have collected 968 scan reports for the OOO Yandex files. 1 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 has been done on certificates with the following serial numbers:

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