DisclosureLens
GLOBALMalwareEnergy & UtilitiesUtilitiesRansomwareQilinRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Thonburi Energy Storage Systems (TESM)

bd_97d4c8e34990647d · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Aug 7, 2023

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Thonburi Energy Storage Systems (TESM)

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Qilin 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: 2023-08-07

Source: Ransomware.live

Post text · scraped from the leak site

The company has decided not to contact our team in any way so we are starting a large publication of various documents At the moment you can read the screenshots below

Incident timeline — mostly unverified

? — ?

Breach window unknown

Aug 7, 2023

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 2022-10-08

qilin

According to ransomware.live, Qilin ransomware was first observed in July of 2022. Qilin Ransomware is written in Golang and supports multiple encryption modes; all of which are controlled by the operator. Qilin actors practice double extortion – demanding payment for a decryptor, as well as for the non-release of stolen data.

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