GLOBALMalwareTechnologyInformationRansomwareChaosRansom DemandedActor NamedData ExfiltratedHigh
lesker.com
bd_de2f0585cf303589 · schema v1 · pii pii-v1
Full breach record for lesker.com →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Chaos 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: TechnologyClaimed data size: 615 GBDiscovered: 2025-12-02
Source: Ransomware.live
Post text · scraped from the leak site
Since it's foundation in 1954, Kurt J. Lesker Company has manufactured and sold vacuum equipment and parts to the electronic and communications related industries
Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident
No regulatory filing corroborates this yet. If an SEC 8-K, state-AG notice, or victim statement lands, DisclosureLens will merge it into an incident and link it here.
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Dec 2, 2025
- Raw hash
- c95757690b7aeb3092adaf754eddb3592fda327817c82c5a25871563601cf35c
Reporting entity
- Name
- chaos
Victim entity
- Name
- lesker.comnorm: leskercom
- Domain
- lesker.com
- Industry
- Technologyllm
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· chaos
- Threat actor
- ChaosExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.