Did you just find a download or a file on your computer that is digitally signed by Alexander Avdonin? Some of the security products refers to the detected files as Trojan ( 0048c24b1 ) and RiskWare[RiskTool:not-a-virus]/Win64.HideExec. The detection rate for the Alexander Avdonin files collected here is 7%. Please read on for more details.
You'll typically see Alexander Avdonin 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 also view the Alexander Avdonin certificate with the following procedure:
Here's a screenshot of a file digitally signed by Alexander Avdonin:
As you can see in the screenshot above, Windows reports that "This digital signature is OK". This implies that the file has been published by Alexander Avdonin and that no one has tampered with the file.
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, and so on. You can also view the address for Alexander Avdonin, such as the street name, city and country.
COMODO Code Signing CA 2 and UTN-USERFirst-Object has issued the Alexander Avdonin certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Alexander Avdonin files I have collected, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
3/53 | hstart64.exe |
14/50 | hstart.exe |
0/49 | VSubst.exe |
Here is the detection names for the Alexander Avdonin files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
Agnitum | RiskTool.HideExec!iFDWeBOOgxo |
Antiy-AVL | RiskWare[RiskTool:not-a-virus]/Win64.HideExec, RiskWare[RiskTool:not-a-virus]/Win32.HideExec |
Avast | Win32:PUP-gen [PUP] |
Bkav | W32.Clodd96.Trojan.6a8f, W32.Clodb76.Trojan.7da5 |
CAT-QuickHeal | Adware.HideExec.ai (Not a Virus) |
CMC | RiskTool.Win32.HideExec!O |
DrWeb | Tool.HideApp.53 |
ESET-NOD32 | a variant of Win32/HiddenStart.B |
Ikarus | not-a-virus:RiskTool.Win32.HideExec |
K7AntiVirus | Trojan ( 0048c24b1 ) |
K7GW | Trojan ( 0048c24b1 ) |
Kaspersky | not-a-virus:RiskTool.Win32.HideExec.ai |
Malwarebytes | Riskware.HidenStart |
NANO-Antivirus | Riskware.Win64.HideApp.czztml, Riskware.Win32.HideExec.crkpwq |
The detection percentage is based on the fact that I've collected 238 scan results for the Alexander Avdonin files. 17 of these scan results came up with some sort of detection. You can view the full details of the scan results by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: