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BlackCat Ransomware: Tactics, Techniques & Mitigation Strategies

ID: e2ee4f1c-482b-5c92-8167-7483af3b4a44

STIX ID: report--e2ee4f1c-482b-5c92-8167-7483af3b4a44

Feed Name: Group-IB Blog

Threat Score
90/100

Date Published: 2021-05-14

Date Updated: 2026-04-27

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This intelligence briefing details the BlackCat (ALPHV) RaaS ecosystem — its affiliate program, Rust-based cross-platform ransomware, double/triple extortion and leak-site operations, major incidents (including the Feb 2024 Change Healthcare breach affecting ~190M individuals and a $22M ransom), and mitigation guidance covering detection, authentication hardening, patching, backups, and incident response.

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