CastleBot Malware-as-a-Service Deploys Range of Payloads Linked to Ransomware Attacks

A sophisticated new malware framework named CastleBot has emerged as a significant threat to cybersecurity, operating as a Malware-as-a-Service (MaaS) platform that enables cybercriminals to deploy diverse malicious payloads ranging from infostealers to backdoors linked to ransomware attacks. First appearing in early 2025, the malware has demonstrated remarkable adaptability and technical sophistication, with activity levels […]

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