DisclosureLens
GLOBALMalwareHealthcareHealthcareRansomwareKazuRansom DemandedActor NamedData ExfiltratedHigh

CT Dent Ltd

bd_135e0c77174d95c1 · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Dec 6, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for CT Dent Ltd

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Kazu 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: HealthcareClaimed data size: 7 TBDiscovered: 2025-12-06

Source: Ransomware.live

Post text · scraped from the leak site

CT Dent Ltd is an independent CBCT imaging centre based in London, UK, specializing in dental CT scanning services that are utilized by over 10,000 UK practices. The company offers a range of imaging services, including CBCT scans, OPG X-rays, and digital impressions, along with advanced technologies like dose reduction to ensure patient safety. Their target clients include dental practitioners in need of reliable and detailed imaging for treatment planning and diagnostics. Established in 2007, CT Dent has become a leading provider in the dental imaging sector

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 6, 2025

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2025-11-06

kazu

According to ransomware.live, Kazu is an emerging ransomware group active since September 2025 that employs double-extortion tactics, targeting government, healthcare, and financial organizations primarily in Southeast Asia, the Middle East, and Latin America, with notable claimed breaches including Dubai's Ports, Customs and Free Zone Corporation with 1.94 TB exfiltrated.

21 tracked hereFull profile →