What is NSSInstallStub.exe?

NSSInstallStub.exe is part of SymInstallStub and developed by Symantec Corporation according to the NSSInstallStub.exe file information. In certain cases, malicious trackers and scripts can disguise themselves as legitimate files, like NSSInstallStub.exe, leading to glitches, overload and system malfunctions.

In such cases, NSSInstallStub.exe can create unnecessary records and folders in the Windows registry. Check your PC to eliminate possible application conflicts and system failures.

System Information:

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NSSInstallStub.exe's description is "SymInstallStub".

NSSInstallStub.exe is digitally signed by Symantec Corporation.

NSSInstallStub.exe is an .exe file.

NSSInstallStub.exe is usually located in the following folder:


NSSInstallStub.exe basic information

Internal Name

NSSInstallStub.exe running processes


NSSInstallStub.exe actions

List of the actions NSSInstallStub.exe executes on a user's PC
%SYSTEMROOT%\Tasks\Norton Product InstallerIdle.job new file created
%SYSTEMROOT%\Tasks\Norton Product Installer.job new file created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48 new registry key created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\\InstallDate new registry key parameter created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\\LaunchCount new registry key parameter created
%APPDATA%\Microsoft\Windows\Start Menu\Programs\Norton Product Installer.lnk new file created
HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48 new registry key created
HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\\InstallDate new registry key parameter created
HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\\LaunchCount new registry key parameter created
HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\ProductInstallCount\\nss new registry key parameter created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\DelayRetry new registry key created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\norton3.8.3.48\DelayRetry\\nss new registry key parameter created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\ProductInstallCount new registry key created
(x32)HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Install_Stub\ProductInstallCount\\nss new registry key parameter created

NSSInstallStub.exe actions

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NSSInstallStub.exe's virus check


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