Demidov Steel Group
bd_e5742072a2e6b8e4 · schema v1 · pii pii-v2
Full breach record for Demidov Steel Group →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Auditteam on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
Demidov Steel Group (ГК Демидов) is a Russian metal products manufacturer and trader, website: demidovsteel.ru. The company owns its own plants (Ryazan, Davlekanovo, Novocherkassk, and others), sells wholesale and retail, and supplies 4,000+ products including steel pipes, structural shapes, sheet metal, and rebar, along with processing services such as cutting and galvanizing, plus delivery. Its network covers Moscow and more than a dozen other cities. The company has been in business for over 20 years and serves construction and industrial clients.
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Aug 18, 2026
Claim posted
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No filing yet · watching
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
auditteam
According to ransomware.live, AuditTeam is a small ransomware group with approximately 5 known victims, primarily targeting organizations in East and Southeast Asia across technology and manufacturing sectors, operating a data leak site consistent with double-extortion methodology.