nokoyawa
Active since 2022-12-09
Unverified threat-actor claim — not a regulatory filing
Attribution, victim identity, and counts shown here derive from nokoyawa's public extortion-blog claims, aggregated by ransomware.live. They have not been validated by the victim or any regulator. Treat them as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
According to ransomware.live, the group claims:
Nokoyawa is a double-extortion ransomware group that launched a RaaS program in 2022 (operated by threat actor "farnetwork"), primarily targeting businesses in South America across healthcare, financial services, government, and manufacturing, gaining significant attention in 2023 for exploiting a Windows CLFS zero-day (CVE-2023-28252).
Source: Ransomware.live