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GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareBlackbyteRansom DemandedActor NamedMedium

Grande Stevens

bd_473e0073c6f6668e · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Aug 28, 2022

To disclose

—

Affected

Not disclosed

Confidence

50%
Full breach record for Grande Stevens →

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: Business ServicesDiscovered: 2022-08-28
View aggregator listing on ransomware.live

Source: Ransomware.live

Post text · scraped from the leak site

Grande Stevens Law Firm, which bears the name of its founder, Franzo Grande Stevens, has provided legal assistance, both transactional and in litigation proceedings, in the areas of civil, commercial and corporate law for over fifty years. The lawyers of the Firm operate on the basis of the principles set out in the Firm's Policy with the goal of being considered by the clients as trusted counsel.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Aug 28, 2022

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 →