TryHackMe: CALDERA Walkthrough

TryHackMe: CALDERA Author: Mario Martinez Jr. (ku5e / Gary7) | TryHackMe USA Rank #76 | Top 1% Difficulty: Medium Topics: CALDERA Framework, Adversary Emulation, MITRE ATT&CK, Sysmon Log Analysis, Aurora EDR, Autonomous Incident Response, APT41 Threat Emulation Answers are redacted within the narrative to allow you to complete the tasks on your own, but a full table of answers is available at the end of this walkthrough. CALDERA is MITRE’s open-source adversary emulation framework. This room covers the full pipeline: deploying agents, building adversary profiles, running operations, analyzing detections with Sysmon and Aurora EDR, and executing autonomous incident response. The final task emulates APT41, a threat group attributed to Chinese state-sponsored espionage and financial crime active since 2012. ...

March 8, 2026 · Mario Martinez Jr.