DisclosureLens
GLOBALMalwareEnergy & UtilitiesUtilitiesRansomwareThegentlemenRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Solumek

bd_df92e53058b021b8 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Dec 19, 2025

To disclose

—

Affected

Not disclosed

Confidence

50%
Full breach record for Solumek →

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: EnergyDiscovered: 2025-12-19

Source: Ransomware.live

Post text · scraped from the leak site

www.solumeksa.com https://www.zoominfo.com/c/solumek-sa/426355528 Solumek SAS specializes in providing comprehensive solutions that range from photovoltaic solar energy to roadway management and innovative technology. Their services include environmental management, road safety strategies, energy solutions, and the design and construction of Construction Development Areas (CDAs) while ensuring compliance and quality. They are focused on enhancing mobility and safety through strategic partnerships, such as their work with the National Road Safety Agency and regional transport authorities. Solumek is committed to sustainability and improving the quality of life in communities by implementing solar energy solutions in rural areas and measuring emissions from mobile sources.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 19, 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.

1,059 tracked hereFull profile →