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crazyhunter

CrazyHunter is a Go-based ransomware group that emerged in early 2025, derived from the open-source Prince encryptor, exclusively targeting Taiwanese organizations in healthcare, education, and industrial sectors using BYOVD techniques and tools like SharpGPOAbuse for lateral movement.

How we source and review actor profiles
Motivation
ransomware
Last seen
2025-03-30
Sectors
technology, healthcare, manufacturing, retail-e-commerce, education
Status
Dormant

Activity timeline

A dated ledger of actor-claimed victims, campaigns, indicators, identity mappings, relationships, and CVE links. Each date states what it measures. For extensive leak-site histories, victim entries are limited to the 100 most recent distinct listings.

First listed
Victim claimZuni Data listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimAnalog Integrations Corporation listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimNetronix Inc listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Last observed
Indicator1 indicator cataloged

Types: onion.

First listed
Victim claimJohnson Fitness listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimKD Panels listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimChanghua Christian Hospital listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimHuacheng Electric listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimAsia University Hospital listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimAsia University listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMackay Hospital listed by crazyhunter

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed

Identity and attribution

Exact names and tracking identifiers resolve to this canonical profile. Rebrands, affiliations, and overlapping clusters remain separate confidence-rated relationships.

Name map

crazyhunterCanonical Name

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