Boot or Logon Autostart Execution: Active Setup

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

Downloads MZ/PE file

Installs/modifies Browser Helper Object

BHOs are DLL modules which act as plugins for Internet Explorer.

Drops file in System32 directory

Event Triggered Execution: Component Object Model Hijacking

Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.