Inside BRUTED: Black Basta (RaaS) Used Automated Brute Forcing Framework to Target Edge Network Devices

SUMMARY :

Black Basta ransomware group has been using a previously unknown brute forcing framework called BRUTED since 2023. This framework automates internet scanning and credential stuffing against edge network devices, including firewalls and VPN solutions. The group targets high-impact industries, with Business Services being the most targeted sector. BRUTED enables Black Basta affiliates to scale attacks and expand their victim pool. The framework supports multiple vendors and technologies, using specialized brute-force logic for each platform. Black Basta's strategy involves exploiting edge network devices for initial access, then targeting ESXi hypervisors to maximize operational impact. The leak of internal chat logs has likely disrupted Black Basta's operations, but former members may reintegrate into other ransomware-as-a-service ecosystems.

OPENCTI LABELS :

cobalt strike,vpn,ransomware,brute-force,esxi,raas,brute ratel,firewall,credential-stuffing,edge-devices,bruted


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Inside BRUTED: Black Basta (RaaS) Used Automated Brute Forcing Framework to Target Edge Network Devices