Ransomware Group
Sabbath
Sabbath (also known as 54BB47h, operated by UNC2190) is a ransomware group active from mid-2021 that emerged as a rebrand of the Arcane ransomware, targeting critical infrastructure in the US and Canada — particularly hospitals, schools, and natural resources — using double extortion, backup destruction, and affiliate recruitment on Russian-language dark web forums.
Known victims17
Threat level
LOW
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Known infrastructure
The following Tor hidden services have been associated with this group:
54bb47h.blogBLOG
These sites are malicious. Open them only from an isolated environment.
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