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

SUMMARY :

Black Basta, a ransomware-as-a-service group, has been using an automated brute forcing framework called BRUTED to target edge network devices since 2023. The framework performs internet scanning and credential stuffing against firewalls and VPN solutions in corporate networks. Black Basta prioritizes high-impact industries, particularly the Business Services sector, to amplify operational disruptions. The group's internal communications were leaked, exposing their infrastructure and operational details. BRUTED targets various remote-access and VPN solutions, using proxy rotation, credential generation, and distributed execution to scale attacks. Black Basta exploits vulnerabilities in edge devices for initial access, then targets ESXi hypervisors to encrypt file systems and disrupt virtual machines, maximizing operational impact and ransom leverage.

OPENCTI LABELS :

ransomware,brute-force,raas,black basta,edge devices


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