GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareKrybitRansom DemandedActor NamedMedium
Gerald Zisser GmbH
bd_60791152346e6f54 · schema v1 · pii pii-v1
Full breach record for Gerald Zisser GmbH →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Krybit 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: 2026-04-08
Source: Ransomware.live
Post text · scraped from the leak site
Gerald Zisser GmbH is a private Austrian company specializing in building technical services, focusing on plumbing, heat...
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 8, 2026
- Raw hash
- 22156f5dbf211277677308a6838d17fef326fadf5cf9e4eb7ca179214df9eae0
Reporting entity
- Name
- krybit
Victim entity
- Name
- Gerald Zisser GmbHnorm: gerald zisser
- 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· krybit
- Threat actor
- KrybitExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.