Actiapnpinstaller.exe

Malware authors may name a malicious file Actiapnpinstaller.exe to blend in. Red flags:

Yes. Open Task Manager → Startup tab. Find Actia PnP Installer or similar and set it to Disabled . This will not break existing drivers but will prevent the installer from running on device plug-in (you may need to manually run it later). Actiapnpinstaller.exe

This executable is an "ACTIA Plug-and-Play Installer." Its main role is to install the necessary low-level drivers that allow a Windows operating system to recognize and communicate with an external diagnostic tool (the "VCI" or Vehicle Communication Interface) when plugged into a USB port. Primary Use Case: Lexia and DiagBox Malware authors may name a malicious file Actiapnpinstaller

Actiapnpinstaller.exe /S /v /log=c:\temp\pnp_install.log Find Actia PnP Installer or similar and set it to Disabled

) or notice high CPU usage when no diagnostic tool is connected, run a scan with a reputable tool like Malwarebytes Troubleshooting Common Issues Installation Errors: