Badasschallenge.exe -

: Using the command challenge.exe -revert allows the analyst to undo the changes and return the system to its original state. Indicators of Compromise (IoCs)

Locate the newly installed service and verify its binary path. Determine the name of the backdoor service. BadassChallenge.exe

: Use a script or monitoring tool to document the system state before running the .exe . : Using the command challenge

: The malware creates a malicious entry in a specific registry key to ensure persistence. : Use a script or monitoring tool to

This write-up covers the analysis of , a simulated malware sample often used in cybersecurity endpoint analysis training to demonstrate persistence mechanisms and service manipulation on Windows systems.

: Run the executable to trigger the simulated "attack." Endpoint Analysis : Identify the new registry key and its associated values.

Analysts typically use tools like and Registry Editor to identify the following artifacts created by this executable: