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thegentlemen is a ransomware threat actor associated with data-theft and extortion activity. Reported operations in July 2026 indicate opportunistic targeting across multiple sectors and geographies, including U.S. transportation and logistics, U.S. healthcare, and Taiwanese manufacturing and scientific equipment distribution. Victimology attributed to the group includes Military Sealift Command, Advantage Home Health Care, and Sunway Scientific. Observed tradecraft is consistent with multi-extortion ransomware operations in which the actor claims to exfiltrate sensitive corporate and operational data and then pressures victims to engage under threat of public disclosure. In at least one reported case, the group asserted possession of sensitive documentation, personal data, cargo-related records, and technical materials, and claimed to have attempted direct outreach to victim personnel before threatening publication. This indicates an emphasis on coercive negotiation and reputational pressure in addition to the disruptive and financial objectives typical of ransomware actors. Available information currently supports classifying thegentlemen as a ransomware extortion group, but does not provide sufficient high-confidence detail on malware lineage, initial access methods, tooling, infrastructure, affiliate structure, or national sponsorship. No corroborated aliases, sub-groups, or state affiliation are currently available from the provided reporting.
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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.
Geographies tied to known operations.
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Ransomware/data extortion activity targeting Military Sealift Command, with claims of stolen ITAR documentation, personal data, cargo manifests, and vessel blueprints, and threats to publish the data if contact is not made.
Conducting a ransomware attack resulting in a data breach against Advantage Home Health Care.
Conducting a ransomware attack against Sunway Scientific in Taiwan.
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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.