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Frozen Spider is a cybercriminal threat actor associated with big-game-hunting ransomware activity. Available reporting links the name to affiliations with other financially motivated intrusion sets rather than to a fully documented standalone cluster with well-established independent tradecraft. It has been cited as a group with which the Medusa ransomware operation may affiliate. In that context, the activity is consistent with enterprise-focused intrusions that support ransomware monetization, including access brokerage relationships and post-compromise operations against larger organizations. High-confidence public detail in this dataset is limited, and no corroborated independent victimology, malware family ownership, or distinct sub-groups are established here beyond its mention as a big-game-hunting affiliate name.
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3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Referenced as a Big Game Hunting (BGH) ransomware ecosystem group that Medusa may affiliate with; no additional operational details provided in this content.
Referenced as a Big Game Hunting (BGH) ransomware activity cluster that Medusa may affiliate with; no additional operational details provided in this content.
Referenced as a Big Game Hunting (BGH) group that Medusa may affiliate with; no additional operational details provided in this content.
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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.
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Domains, IPs, and hashes tied to this actor, refreshed continuously.