Did you just run into a download or a file on your computer that is digitally signed by Bluestack Systems, Inc.? If that's the case, please read on.
You will typically notice Bluestack Systems, 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 the additional details from the Bluestack Systems, Inc. digital signature with the following steps:
Here's a screenshot of a file digitally signed by Bluestack Systems, Inc.:
As you can see in the screengrab above, Windows states that "This digital signature is OK". This implies that the file has been published by Bluestack Systems, Inc. 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, etc. You can also examine the address for Bluestack Systems, Inc., such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA and Symantec Class 3 Extended Validation Code Signing CA - G2 has issued the Bluestack Systems, Inc. certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screencap above.
The following are the Bluestack Systems, Inc. files I have gathered, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
1/57 | MicroInstallerNative.exe |
1/48 | hd-logrotatorservice.exe |
1/47 | HD-LogRotatorService.exe |
1/61 | HD-LogRotator.exe |
0/57 | bstkdrv.sys |
0/43 | hd-hypervisor-amd64.sys |
0/47 | HD-Agent.exe |
0/47 | HD-RunApp.exe |
0/44 | hd-hypervisor-x86.sys |
0/48 | HD-StartLauncher.exe |
0/51 | HD-UpdaterService.exe |
0/42 | hd-logrotatorservice.exe |
0/68 | BlueStacksHelper.exe |
Here's the detection names for the Bluestack Systems, Inc. files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
Antiy-AVL | Trojan/Win32.Generic.gen, Trojan/Win32.Generic |
Invincea | generic.a |
VBA32 | suspected of Trojan.Downloader.gen.h |
The detection percentage is based on the fact that I have collected 15564 scan results for the Bluestack Systems, Inc. files. 4 of these scan results came up with some sort of detection. You can view the full details of the scan reports by examining the files listed above.
In the analysis on this page I grouped all certificates where the signer name is set to upper and lower case variants of Bluestack Systems, Inc.. These are the signer names:
The analysis is done on certificates with the following serial numbers: