Japan

hunters

In mid-October 2023, just a few days before the Europol operation, the source code of the Ransomware Hive was sold, along with its website and older versions developed in Golang and C (although this purchase has only been reported by the actors without concrete evidence). The buyer of this new source code was the group Hunters International, who claimed to have fixed the bugs in the Ransomware Hive that were responsible for preventing file decryption in some cases. The…

First seen 2021-09-10 · Last seen 2025-05-27 · 6 Japan claims

Tactics: Execution, Persistence, Defense Evasion, Discovery, Command and Control, Impact

Cached from ransomware.live. 2026-10-01 PT. Leak sites are not linked.

Nichino Ryokka Co Ltd

JP

Discovered: 2025-02-25 <span class="ransom-ago">(19mo ago)</span>

Exfiltraded data : yes - Encrypted data : yes

nichino-ryokka.co.jp

SAKAI SOUKEN Co.

JP

Discovered: 2025-02-08 <span class="ransom-ago">(20mo ago)</span>

Exfiltraded data : yes - Encrypted data : yes

sakai.co.jp

Nikki-Universal Co Ltd

JP

Discovered: 2025-01-03 <span class="ransom-ago">(21mo ago)</span>

Country : Japan - Exfiltraded data : yes - Encrypted data : yes

n-u.co.jp

HOYA Corporation

JP

Discovered: 2024-07-16 <span class="ransom-ago">(26mo ago)</span>

Country : Japan - Exfiltraded data : yes - Encrypted data : yes

hoya.com

Sysmex

JP

Discovered: 2024-03-29 <span class="ransom-ago">(30mo ago)</span>

Country : Japan - Exfiltraded data : yes - Encrypted data : no

sysmex.com

THK Co., Ltd.

JP

Discovered: 2023-11-15 <span class="ransom-ago">(35mo ago)</span>

Country : Japan - Exfiltraded data : yes - Encrypted data : yes

thk.com