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Cylance is a ransomware family referenced as one of several ESXi-focused ransomware families descended from the leaked Babuk ransomware source code. SentinelLABS listed Cylance ransomware as a known Babuk-derived family and noted it is unrelated to the security company of the same name. Additional reporting cited Cylance among new ESXi-based ransomware linked to adoption of the leaked Babuk code. Based on the provided content, Cylance is associated with Linux/VMware ESXi targeting and reflects the broader trend of actors reusing Babuk code to develop ESXi lockers. No further high-confidence attribution, victimology, or distinct TTP details specific to Cylance are provided in the content.
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Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Sectors the actor has been observed targeting.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Named ransomware family/group cited as a Babuk ESXi source-code descendant.
Named as an ESXi-focused ransomware family/operator in the context of Babuk code reuse (attribution/relationship not further detailed).
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.