DisclosureLens
GLOBALMalwareTelecom & MediaInformationRansomwareBlackbyteRansom DemandedActor NamedMedium

Kelly Group

bd_43fece079e31a7e0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Mar 20, 2023

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Kelly Group

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Blackbyte 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: TelecommunicationDiscovered: 2023-03-20

Source: Ransomware.live

Post text · scraped from the leak site

Kelly Group has been at the forefront of the telecommunications industry for more than 35 years, installing the very first customer cable television service on 17th September 1985.Established to support the emerging UK cable television market, Kelly Group has grown and diversified to meet the needs of our clients and their customers.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Mar 20, 2023

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 2021-10-04

blackbyte

According to ransomware.live, Ransomware. Uses dropper written in JavaScript to deploy a .NET payload.

147 victims claimed globally147 tracked hereFull profile →