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

Ransomware attacks have sharply increased in 2023, and payments to ransomware gangs and affiliates are nearing all-time highs. With law enforcement and governments sharply focused on disrupting and imposing costs on ransomware groups, why is ransomware stubbornly sticking around?
In this edition of Studio 471, Jacqueline Burns Koven of Chainalysis discusses how ransomware is evolving and what challenges it poses for defenders.
Participants:
Jacqueline Burns Koven, Head of Cyber Threat Intelligence, Chainalysis
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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