Securinets 2025 — Recovery
CTF WriteupAnalysis of a DNS-based covert channel used for data exfiltration and ransomware delivery. Includes malware reconstruction and custom LCG decryption.
Forensics, malware analysis, incident response, and more from competitions worldwide.
Analysis of a DNS-based covert channel used for data exfiltration and ransomware delivery. Includes malware reconstruction and custom LCG decryption.