GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareAbyssRansom DemandedActor NamedMedium
Concertus
bd_8cea2b0340cfd894 · schema v1 · pii pii-v1
Full breach record for Concertus →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Abyss 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: 2023-12-05
Source: Ransomware.live
Post text · scraped from the leak site
Concertus Design and Property Consultants 1,9Tb uncompressed data
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 5, 2023
- Raw hash
- 72cdd685131a6f7e2b4cd1c97271f36a9f551e72228d89a8d14555ee80858921
Reporting entity
- Name
- abyss
Victim entity
- Name
- Concertusnorm: concertus
- Domain
- concertus.co.uk
- Industry
- Professional Services
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· abyss
- Threat actor
- AbyssExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.