Dark Web Profile: Tengu Ransomware (Shisa) (opens in new tab)  🛡Cybersecurity  Content type: Blog

Dark Web Profile: Tengu Ransomware (Shisa) Despite a measured public persona, Tengu Ransomware operates as a financially motivated, well-organized threat. First observed in late 2025, the group emerged as a Ransomware-as-a-Service (RaaS) operation combining a double-extortion model, a lean custom toolset, and disciplined affiliate management. In fewer than six months of activity, it claimed approximately […]