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.

Executes dropped EXE

Loads dropped DLL

Checks installed software on the system

Looks up Uninstall key entries in the registry to enumerate software on the system.

Looks up external IP address via web service

Uses a legitimate IP lookup service to find the infected system's external IP.

Maps connected drives based on registry

Disk information is often read in order to detect sandboxing environments.

Checks system information in the registry

System information is often read in order to detect sandboxing environments.

Drops file in System32 directory

Suspicious use of SetThreadContext