Cst
bd_6c539a5ea63918fe · schema v1 · pii pii-v1
Full breach record for Cst →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.
Source: Ransomware.live
Post text · scraped from the leak site
Company management has exactly 72 hours to contact us. Otherwise, the organization’s data—which contains confidential information—will be published on our public platform, and the possibility of further negotiations will be ruled out. Founded in 1893, CST is a manufacturer and construction co...
Source provenance
- Source URL
- https://www.ransomware.live/id/Y3N0aW5kdXN0cmllcy5jb21AY2hhb3M=
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 17, 2026
- Raw hash
- 5187f9abf680e2f69a1c7c7f842c1b696b71ab48c19e53b83116de74c5d1cd0c
Reporting entity
- Name
- chaos
Victim entity
- Name
- Cstnorm: cst
- Domain
- cstindustries.com
- Industry
- Manufacturing
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.