Did you just stumble upon a download or a file on your computer that is digitally signed by NetSupport Ltd? If that's the case, please read on.
You will typically notice NetSupport Ltd when double-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 NetSupport Ltd certificate with the following procedure:
Here's a screenshot of a file digitally signed by NetSupport Ltd:
As you can see in the screengrab above, Windows reports that "This digital signature is OK". This implies that the file has been published by NetSupport Ltd 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 examine the address for NetSupport Ltd, such as the street name, city and country.
Symantec Class 3 SHA256 Code Signing CA, VeriSign Class 3 Code Signing 2010 CA and VeriSign Class 3 Code Signing 2004 CA has issued the NetSupport Ltd certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screencap above.
These are the NetSupport Ltd files I have gathered, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
7/69 | client32.exe |
3/68 | client32.exe |
1/68 | TCCTL32.DLL |
0/56 | nslsp64.dll |
0/55 | client32.exe |
0/56 | runplugin.exe |
Here is the detection names for the NetSupport Ltd files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
Antiy-AVL | RiskWare[RemoteAdmin]/Win32.NetSup |
DrWeb | Program.RemoteAdmin.837 |
Fortinet | Riskware/RemoteAdmin, Riskware/NetSup |
K7AntiVirus | Riskware ( 0040eff71 ) |
K7GW | Riskware ( 0040eff71 ) |
Kaspersky | not-a-virus:RemoteAdmin.Win32.NetSup.i |
Webroot | Riskware.Rat.Netsupport |
The detection percentage is based on the fact that I have gathered 1001 scan results for the NetSupport Ltd files. 11 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.
The analysis has been done on certificates with the following serial numbers: