Arcus Media Ransomware

Category	Details
Threat Actors	Arcus Media
Campaign Overview	Ransomware group known for double extortion; encrypts data and threatens to leak it if ransom isn’t paid.
Target Regions	Various sectors globally, including government, banking, construction, IT services, and entertainment.
Methodology	Phishing, vulnerability exploitation, RDP access, and living-off-the-land techniques for lateral movement.
Product Targeted	Systems and networks in targeted sectors, with no specific software products highlighted.
Malware Reference	Files appended with .arcus extension; ransom note named Arcus-ReadMe.txt.
Tools Used	Tox chat for communication, email for backup contact, and unspecified malware payloads for encryption and exfiltration.
Vulnerabilities Exploited	Likely exploits unpatched vulnerabilities for initial access; specifics not disclosed.
TTPs	Double extortion tactics, use of exfiltration threats, strict escalation timelines, and reputational pressure.
Attribution	Linked to Arcus Media group; no specific nation-state ties mentioned.
Recommendations	Block malware execution, enable adaptive detection policies (e.g., SONAR, Carbon Black), secure endpoints, monitor RDP.
Source	Broadcom

Read full article: https://www.broadcom.com/support/security-center/protection-bulletin/arcus-media-ransomware
Disclaimer: The above summary has been generated by an AI language model.