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Group profile1 claimed in last 30d1 total tracked

kraken

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Kraken is a Russian-speaking ransomware group that emerged in February 2025, believed to have links to the HelloKitty operation, employing a RaaS model notable for a benchmarking step that measures victim machine speed to optimize encryption, and in September 2025 launched an underground criminal forum called "The Last Haven Board."

First seen: Aug 11 · 00:00 UTCLast seen: Aug 11 · 00:00 UTCTracked since: 2025-02-09
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