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Wimdows 3 — BYUCTF 2025
~ Imattas aka Zemi
 Category: Forensics
 Author: Imattas aka Zemi
 Flag: byuctf{Remote Desktop Users}
 Source Path: forensics/wimdows/README.md#wimdows-3

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--[ Challenge Description ]--
-- text --
This challenge uses the same files as for Wimdows 1.

The attacker also created a new account- what group did they add this account to? Wrap your answer in `byuctf{}`. E.g. `byuctf{CTF Players}`.

*Reminder - all answers are case-insensitive for all of these problems*
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--[ Provided Materials ]--

- Repository folder
https://github.com/BYU-CSA/BYUCTF-2025/tree/main/forensics/wimdows
- forensics/wimdows/README.md
https://github.com/BYU-CSA/BYUCTF-2025/blob/main/forensics/wimdows/README.md

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--[ Recon / Initial Analysis ]--

This page imports the BYUCTF 2025 source material for the Forensics challenge
Wimdows 3. The prompt is kept separate from the solve notes, and upstream
artifacts are linked so the challenge can be replayed from the original
repository.

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--[ Vulnerability / Observation ]--

The useful observation comes from the imported solve notes below. I kept the
original technical path intact while normalizing the page metadata, challenge
grouping, and author attribution for the Volume 2 writeup archive.

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--[ Exploitation / Solution ]--

Source: forensics/wimdows/README.md https://github.com/BYU-CSA/BYUCTF-2025/blob/
main/forensics/wimdows/README.md#wimdows-3

In the Event Log, there is an event showing them adding the phasma account to
the RDP Users group.

Flag - byuctf{Remote Desktop Users}

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--[ Full Exploit Script ]--

No standalone exploit script was present in the selected source material.

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--[ Key Takeaways ]--

- The BYUCTF 2025 challenge material is preserved with local archive formatting.
- The page author is normalized to Imattas aka Zemi.
- The source repository remains linked for handouts, services, and solve
artifacts.