Reads user/profile data of web browsers

Infostealers often target stored browser data, which can include saved credentials etc.

Adds Run key to start application

Drops Chrome extension

Installs/modifies Browser Helper Object

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

Writes to the Master Boot Record (MBR)

Bootkits write to the MBR to gain persistence at a level below the operating system.

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.