Incident Response Report: LFI Escalation — From Directory Traversal to Full System Compromise

Platform: CyberDefenders Challenge: LFI Escalation Category: Endpoint Forensics Difficulty: Hard Tools: CyberChef, VirusTotal, Registry Explorer, MFTECmd, Timeline Explorer, EvtxECmd, Windows Event...

Apr 20, 2026 CTF Write-ups, Endpoint Forensics, Incident Response

Incident Response Report: RediShell — From Jenkins RCE to Container Escape & Kinsing Miner

Platform: CyberDefenders Challenge: RediShell Category: Network Forensics Difficulty: Easy Tools: Wireshark Achievement: Proof of Completion 1. Executive Summary Incident Type: Container Comprom...

Apr 18, 2026 CTF Write-ups, Network Forensics, Incident Response

Threat Intelligence Analysis: Lespion — OSINT Investigation of an Insider Threat

Platform: CyberDefenders Challenge: Lespion Category: Threat Intelligence / OSINT Difficulty: Easy Tools: Google Maps, Google Image Search, CyberChef, GitHub Achievement: Proof of Completion 1. E...

Apr 18, 2026 CTF Write-ups, Threat Intelligence, OSINT

Threat Intelligence Analysis: Yellow RAT — Hunting the Jupyter / Yellow Cockatoo Infostealer

Platform: CyberDefenders Challenge: Yellow RAT Category: Threat Intelligence Difficulty: Easy Tools: VirusTotal, Red Canary Threat Intelligence Achievement: Proof of Completion 1. Executive Summa...

Apr 18, 2026 CTF Write-ups, Threat Intelligence

Incident Response Report: PoisonedCredentials — LLMNR/NBT-NS Poisoning & SMB Relay

Platform: CyberDefenders Challenge: PoisonedCredentials Category: Network Forensics Difficulty: Easy Tools: Wireshark Achievement: Proof of Completion 1. Executive Summary Incident Type: LLMNR/N...

Apr 17, 2026 CTF Write-ups, Network Forensics, Incident Response

Incident Investigation Report: Poisoned PyTorch — Supply-Chain Compromise to Lynx Ransomware

Platform: CyberDefenders Challenge: Poisoned PyTorch Category: Threat Hunting Difficulty: Medium Tools: Splunk, CyberChef, IDA, PEStudio, VirusTotal Achievement: Proof of Completion 1. Executive ...

Apr 12, 2026 CTF Write-ups, Threat Hunting, Incident Response

Incident Investigation Report: XLMRat — Tracing a Multi-Stage AsyncRAT Delivery Chain

Platform: CyberDefenders Challenge: XLMRat Category: Malware Analysis / Network Forensics Difficulty: Medium Tools: Wireshark, CyberChef, VirusTotal, Static Code Analysis Achievement: Proof of Comp...

Apr 8, 2026 CTF Write-ups, Malware Analysis, Network Forensics

Incident Investigation Report: GrabThePhisher — Dismantling a DeFi Phishing Kit

Platform: CyberDefenders Challenge: GrabThePhisher Category: Threat Intelligence Difficulty: Easy Tools: Static Code Analysis, CyberChef Achievement: Proof of Completion 1. Executive Summary Inc...

Apr 8, 2026 CTF Write-ups, Threat Intelligence, Malware Analysis

Incident Response Report: Maranhão — Trojanized Game Mod to Node.js Infostealer

Platform: CyberDefenders Challenge: Maranhao Category: Endpoint Forensics Difficulty: Easy Tools: DB Browser for SQLite, PECmd, EvtxECmd, Timeline Explorer, Registry Explorer, FTK Imager Achievemen...

Apr 7, 2026 CTF Write-ups, Endpoint Forensics, Incident Response

Threat Intel Report: RaaS Unfold — RansomHub, The Ransomware Empire Built on Abandoned Affiliates

Platform: CyberDefenders Challenge: RaaS Unfold Category: Threat Intelligence / Malware Analysis Difficulty: Hard Tools: VirusTotal, GitHub, Symantec Threat Intelligence, ESET Research, Sophos, Gro...

Apr 5, 2026 CTF Write-ups, Threat Intelligence, Malware Analysis