brotherhood
Active since 2025-04-04
Unverified threat-actor claim — not a regulatory filing
Attribution, victim identity, and counts shown here derive from brotherhood'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:
Brotherhood is a ransomware group that emerged in late 2025, targeting organizations in the US, Canada, and Australia across manufacturing, communications, and construction sectors, operating a Tor-based double-extortion leak site.
Source: Ransomware.live