DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareThegentlemenRansom DemandedActor NamedMedium

Saelen/Heizomat

bd_dd2422d5c5f1142c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Sep 1, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Saelen/Heizomat

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Thegentlemen 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.

Group activity: ManufacturingDiscovered: 2025-09-09

Source: Ransomware.live

Post text · scraped from the leak site

www.saelen.fr www.saelen-energie.fr https://www.zoominfo.com/c/saelen/457994561 https://www.zoominfo.com/c/heizomat-france---saelen-energie/476105707 Découvrez les broyeurs de branches et de végétaux Saelen. Demandez une démonstration et découvrez les broyeurs Eliet, les tondeuses Walker et Wessex, les rogneuses de souches Rayco, le matériel Redexim et les épandeurs à sel et sable Snowex. Saelen, votre fournisseur expert en machines d'entretien des espaces verts. HEIZOMAT FRANCE, fournisseur de solutions d'énergies renouvelables, propose des équipements répondant à tous les besoins de la filière Biomasse Energie de A à Z : - broyeurs des plaquettes de bois de 30 à 80 cm de diamètre HEIZOHACK - chaudières à bois déchiqueté entièrement automatisés HEIZOMAT. - filtre céramique ZERO particules fines Entreprise en forte croissance, engagée pour la transition énergétique, dans le domaine de la biomasse énergie, propose et intègre des équipements répondant à tous les besoins de la filière biomasse énergie de A à Z.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Sep 1, 2025

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

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.

About this groupFirst seen 2023-02-28

thegentlemen

According to ransomware.live, The Gentlemen is a RaaS group that emerged in July–August 2025, rapidly claiming over 320 victims across 17+ countries by offering affiliates a 90% revenue share, deploying a Go-based locker against Windows, Linux, NAS, and BSD systems; a compromised C2 server in 2026 revealed more than 1,570 linked victims.

870 tracked hereFull profile →