Did you just find a download or a file on your computer that is digitally signed by OptiLeaf, Inc.? Some of the security products refers to the detected files as Trojan-Dropper.Win32.Injector.ulsf and Win32.Trojan-dropper.Injector.Dvpm. The detection rate for the OptiLeaf, Inc. files collected here is 10%. Please read on for more details.
You will probably see OptiLeaf, Inc. when clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can also view the OptiLeaf, Inc. certificate with the following steps:
Here is a screenshot of a file digitally signed by OptiLeaf, Inc.:
As you can see in the screenshot above, Windows reports that "This digital signature is OK". This means that the file has been published by OptiLeaf, 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, and so on. You can also examine the address for OptiLeaf, Inc., such as the street name, city and country.
COMODO RSA Code Signing CA has issued the OptiLeaf, Inc. certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the OptiLeaf, Inc. files I have collected, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
7/67 | StoreManager Update.exe |
Here is the detection names for the OptiLeaf, Inc. files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
AhnLab-V3 | Malware/Gen.Generic.C3166224 |
Cybereason | malicious.483923 |
Kaspersky | Trojan-Dropper.Win32.Injector.ulsf |
Paloalto | generic.ml |
Rising | Dropper.Injector!8.DC (CLOUD) |
Tencent | Win32.Trojan-dropper.Injector.Dvpm |
ZoneAlarm | Trojan-Dropper.Win32.Injector.ulsf |
The detection percentage is based on the fact that I've collected 67 scan reports for the OptiLeaf, Inc. files. 7 of these scan results came up with some sort of detection. If you like, you can view the full details of the scan reports by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: