Checks BIOS information in registry

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

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

Prevents Microsoft Defender from scanning certain paths by adding an exclusion.

Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.

Reads user/profile data of web browsers

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

System Binary Proxy Execution: Rundll32

Abuse Rundll32 to proxy execution of malicious code.

Adds Run key to start application

Checks for any installed AV software in registry

Checks installed software on the system

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

Checks whether UAC is enabled

Drops desktop.ini file(s)

Enumerates connected drives

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

Hide Artifacts: Hidden Window

Windows that would typically be displayed when an application carries out an operation can be hidden.

Looks up external IP address via web service

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

Network Service Discovery

Attempt to gather information on host's network.

Network Share Discovery

Attempt to gather information on host network.

Obfuscated Files or Information: Command Obfuscation

Adversaries may obfuscate content during command execution to impede detection.

Writes to the Master Boot Record (MBR)

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

Drops file in System32 directory

Executes a VBScript file via the Windows Script Host.

Hide Artifacts: Hidden Files and Directories