ClickFix msiexec silent install via Run dialog with ARPSYSTEMCOMPONENT=1

Emiliano Mema@Nosalva

•updated Jul 9, 2026•3•0•8

Detects the execution of msiexec.exe with silent (/Q) and system component (ARPSYSTEMCOMPONENT=1) flags, initiated by explorer.exe. These flags are often used to install MSI packages invisibly, potentially by malicious actors to perform background installations without user interaction.