Emulating FIN6 - Gaining Initial Access (Office Word Macro)

Emulating FIN6 - Gaining Initial Access (Office Word Macro)

🎙 HackerSploit 👥 1.0M 📅 January 16, 2025 ⏱ 32 min 👁 7K 📄 tutorial 🧭 2026-10-09
Available in: English (current) Français

Keywords

FIN6initial accessspear-phishingMetasploitUAC bypass

Summary

This video is part of HackerSploit’s adversary emulation series, focusing on emulating the initial access techniques of the FIN6 threat actor. The presenter uses the Center for Threat-Informed Defense’s adversary emulation library and a Cyber Ranges lab environment to demonstrate a spear-phishing attack with a malicious Word document containing a macro. The video begins with an overview of FIN6’s tactics and the emulation plan, then proceeds to generate a macro-enabled document using Metasploit’s Office Word macro exploit module. The presenter explains the importance of the exit function setting (thread vs. process) to avoid crashing Word and alerting the user. The document is transferred to a simulated victim Windows machine via a Python web server, and the victim opens it, triggering a Meterpreter reverse TCP session. After gaining initial access, the presenter performs basic enumeration, discovers the user is a local administrator but not elevated, and then uses a UAC bypass module (silentcleanup) to escalate privileges. The video concludes with the start of the UAC bypass execution. The tutorial is practical, step-by-step, and aimed at red team practitioners, with clear explanations of each action. It emphasizes the importance of following an emulation plan and adapting it to realistic scenarios.

198 words

Critical Evaluation

Value of the Information & Strength of the Argument

The video provides substantial practical value for red teamers and cybersecurity professionals interested in adversary emulation. It walks through a complete initial access scenario using a real-world threat actor’s TTPs, demonstrating the use of Metasploit’s Word macro module and a UAC bypass technique. The argumentation is clear and logical: the presenter explains why certain choices are made (e.g., using the thread exit function to keep Word running, deviating from the lab documentation to include local privilege escalation for realism). The step-by-step demonstration is easy to follow, and the presenter provides context for each action, such as the purpose of the exit function and the mechanics of the silentcleanup UAC bypass. The value lies in its practical, hands-on approach, showing not just what to do but why. However, the depth is limited to a single toolchain and scenario; alternative methods or detection considerations are not explored. The argumentation is sound but not exhaustive, as it focuses on execution rather than analysis of effectiveness or defensive implications.

Scientific Rigor, Source Quality, Title Accuracy

The video is rigorous in its use of a publicly available emulation plan from the Center for Threat-Informed Defense, which is a reputable source for adversary emulation. The presenter references the GitHub repository and the Cyber Ranges lab environment, providing links in the description. The techniques demonstrated are standard and well-documented in the red team community. The title accurately reflects the content: the video is indeed about emulating FIN6’s initial access via an Office Word macro. There is no sensationalism or misleading framing. The sources cited are relevant and directly used in the demonstration. The only minor weakness is the lack of citation for the UAC bypass technique, though it is a known Metasploit module. Overall, the sourcing is appropriate for a tutorial of this nature.

306 words

Title / Content Match

The title accurately reflects the content: the video demonstrates initial access emulation using a malicious Word macro, exactly as described. It is a faithful representation of the tutorial's focus.

Quality & Reliability

7/10

The content is a practical red team tutorial based on a publicly available adversary emulation plan from the Center for Threat-Informed Defense. The techniques demonstrated (Metasploit Word macro module, UAC bypass via silentcleanup) are real and well-documented. The video is technically accurate and the presenter explains the reasoning behind choices (e.g., exit function). However, it is not a peer-reviewed source and relies on a single toolchain; the lab environment is simplified and the presenter acknowledges deviations from the official lab documentation. No false claims are made, but the scope is limited to a specific emulation scenario.

Key Moments

Cited Sources

Concurring Sources

  • MITRE ATT&CK - FIN6 — Confirms FIN6's use of spear-phishing attachments and valid accounts for initial access.
  • Metasploit Documentation - Office Word Macro — Official documentation for the Metasploit module used in the video.

External References

Contribution & Novelties

The video’s main contribution is a practical, step-by-step demonstration of emulating FIN6’s initial access using a Word macro, integrated with a UAC bypass for privilege escalation. It shows how to adapt an official emulation plan to a lab environment, including a deviation to include local privilege escalation for realism. The presenter also explains the rationale behind technical choices, such as the exit function in Metasploit, which is valuable for practitioners. The video is part of a series that builds a complete attack lifecycle emulation, making it a useful resource for red team training.

Pour aller plus loin :

147 words

Radar Profile

The radar profile shows a strong emphasis on practical information and technical depth, with high scores in quantity and quality of information. The reliability is good, reflecting the use of a reputable emulation plan and standard tools. The technical level is moderately high, suitable for an intermediate audience. Overall, the video is a solid, practical tutorial with a balanced profile.

Reliability 7/10