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

Stops running service(s)

Adds Run key to start application

Contacts third-party web service commonly abused for C2

Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

Drops desktop.ini file(s)

Enumerates connected drives

Attempts to read the root path of hard drives other than the default C: drive.

Indicator Removal: File Deletion

Adversaries may delete files left behind by the actions of their intrusion activity.

Maps connected drives based on registry

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

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger