
CrazyHunter Ransomware
CrazyHunter is a ransomware campaign targeting healthcare that weakens endpoint defenses and escalates privileges before encrypting systems at scale.

video-embedAustralia holds regular attack simulation exercises to test the cyber resilience of the financial services sector. These exercises, called Cyber Operational Resilience Intelligence-led Exercises (CORIE), are designed to be as realistic as possible, drawing on targeted cyber threat intelligence to create attack scenarios. By using tactics, techniques and procedures (TTPs) that match active threat groups, organizations can learn their potential weak points and improve. In this Studio 471, two experts from the cybersecurity consultancy CyberCX discuss how these exercises are developed and executed.
Participants:
Diego Silva, Technical Principal, Cyber Threat Intelligence, CyberCX
Willem Mouton, Technical Director of Adversary Simulation, CyberCX
Jeremy Kirk, Executive Editor, Cyber Threat Intelligence, Intel 471

CrazyHunter is a ransomware campaign targeting healthcare that weakens endpoint defenses and escalates privileges before encrypting systems at scale.

DevMan Ransomware is a newly emerging ransomware operation observed in 2025 that has been assessed as a derivative of the DragonForce ransomware family.

Gootloader resurfaced with enhanced capabilities, building on the multi-stage loader malware first seen in 2020.
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