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Deobfuscating Files for Flags: Huntress CTF 2025 Retro

ID: e74ea939-16f8-5906-b6f9-79528520e656

STIX ID: report--e74ea939-16f8-5906-b6f9-79528520e656

Feed Name: Huntress Blog

Threat Score
15/100

Date Published: 2025-11-06

Date Updated: 2026-04-28

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The Huntress Capture The Flag 2025 recap describes a month-long CTF focused on malware analysis, threat hunting, and DFIR exercises using realistic samples (e.g., a crypto stealer, infostealer, Linux rootkit, and nested PowerShell). The article highlights participant statistics, notable challenges and writeups, platform scaling issues early in the event, and a few cases where participants triggered Microsoft Defender alerts when running challenge files.

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