DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareLockBit 3.xRansom DemandedActor NamedData Leak ThreatenedData PublishedOFAC SanctionedCritical

Vivien Chan & Co.｜Law Firm｜Hong Kong｜Greater China

bd_e9b44a1a0f7970c9 · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Apr 25, 2023

To disclose

—

Affected

Not disclosed

Confidence

50%

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group LockBit 3.x 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.

Sanctions caution: LockBit 3.x carries US sanctions exposure — OFAC has designated the group or its operators. Public reporting is permitted (informational-materials exemption, 50 U.S.C. § 1702(b)(3)) — but any payment or material support may violate sanctions. Consult counsel before engaging.

Group activity: Business ServicesDiscovered: 2023-04-25
View aggregator listing on ransomware.live

Source: Ransomware.live

Post text · scraped from the leak site

Vivien Chan & Co. is a full-service law practice with offices in Hong Kong (1985) and Beijing (1993). We are consistently recognized as a premier law firm for and in Greater China. With over 35 years of doing business in Greater China, our Hong Kong...

Incident timeline — mostly unverified

? — ?

Breach window unknown

Apr 25, 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.