GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareCoinbasecartelRansom DemandedActor NamedMedium
ASTM Group
bd_c81d019d89c9aa83 · schema v1 · pii pii-v1
Full breach record for ASTM Group →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Coinbasecartel 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: Business ServicesDiscovered: 2026-04-18
Source: Ransomware.live
Post text · scraped from the leak site
N/A
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
- Apr 18, 2026
- Raw hash
- 00435119e029ba9ddd23a338dc543f9fda69388bd88238eb13ec36aa2573d851
Reporting entity
- Name
- coinbasecartel
Victim entity
- Name
- ASTM Groupnorm: astm group
- Domain
- astim.it
- Industry
- Professional Servicesllm
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· coinbasecartel
- Threat actor
- CoinbasecartelExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.