OOO "INSTREM" Publisher Overview

Did you just download a file that has a digital signature from OOO "INSTREM" and wonder if the file is safe? If so, please read on.

You will probably see OOO "INSTREM" when double-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 the additional details from the OOO "INSTREM" digital signature with the following procedure:

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

Here's a screengrab of a file digitally signed by OOO "INSTREM":

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 OOO "INSTREM" and that no one has tampered with the file.

If you click the View Certificate button shown in the screenshot above, you can view 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 see the address for OOO "INSTREM", such as the street name, city and country.

Sectigo Public Code Signing CA R36 has issued the OOO "INSTREM" certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screengrab above.

OOO "INSTREM" Files

The following are the OOO "INSTREM" files I've gathered, thanks to the FreeFixer users.At the moment there's no scan result available for any of the OOO "INSTREM" files, but they have been queued for scanning. Please reload this page in 5-10 minutes to check if the scan result is available.

Analysis Details

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

• 647b7c6f048642e71c18532456969bfd

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