Coverage of REvil, a ransomware operation, includes reported incidents, technical analysis, disruption efforts, and defensive guidance.
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Background for this topic.
REvil, also known as Sodinokibi, is a ransomware family and associated cybercriminal operation first reported in 2019. Its documented campaigns encrypted files and systems for extortion; in some cases, operators also claimed to steal data and threaten its release. REvil was widely described as using a ransomware-as-a-service model, with malware and infrastructure supplied to affiliates. Reporting under this tag may cover incident investigations, malware analysis, alleged victims, leak-site activity, law-enforcement disruption, and recovery tools.
For defenders, REvil reporting is relevant to vulnerability management, threat intelligence, and response planning. Organizations should prioritize patching internet-facing systems, enforcing multifactor authentication, restricting administrative privileges, segmenting critical networks, and maintaining isolated, tested backups. If REvil-related activity is suspected, preserve logs and affected systems for investigation, determine whether data was accessed or exfiltrated, and assess privacy or regulatory notification duties alongside containment and recovery.
Cybersecurity researchers did not disappoint, with reports linking RansomCartel to REvil, on OldGremlin hackers targeting Russia with ransomware, a new data exfiltration tool used by BlackByte, a warning that ransomware actors are exploiting VMware vulnerabilities, and finally, our own report on the Venus Ransomware. [...]
Threat analysts have connected the pieces that link the Ransom Cartel RaaS (ransomware-as-a-service) to the REvil gang, one of the most notorious and prolific ransomware groups in recent years. [...]
Lesser of two REvils? There’s a relationship, say infosec bods, but not enough to say one evolved into the other It has been almost a year since the ransomware gang Ransom Cartel was first detected and the crew over that time has racked up a steady drumbeat of victims in such countries as the United States and France and from a broad array of industry sectors.…
The lesser of two REvils? There’s a relationship there, but not enough to say one evolved into the other It has been almost a year since the emerging ransomware gang Ransom Cartel was first detected and the group over that time has racked up a steady drumbeat of victims in such countries as the United States and France and from a broad array of industry sectors.…
Ransom Cartel ransomware-as-a-service operator blog claims to offer a new and improved version of REvil ransomware.
The collection became increasingly clear through the tools used by both threat actors