DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareBlacklockRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

TBM Consulting Group, Inc.

bd_00d64e9dc05ea29b · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Nov 18, 2024

To disclose

—

Affected

Not disclosed

Linked

8 records

Confidence

50%
Full breach record for TBM Consulting Group, Inc. →

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Blacklock 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: 2025-05-16

Source: Ransomware.live

Company description · AI-generated by the aggregator, not the leak post

TBM Consulting Group, Inc. is a global consulting firm that helps companies improve operational efficiency and speed, while reducing costs. They specialize in Lean Six Sigma methodologies, supply chain services, operational excellence, and maintenance best practices. Their services span various industries including manufacturing, healthcare, and service industries.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Nov 18, 2024

Claim posted

—

Corroborated · see linked filings

This record's own dates cannot anchor compliance clocks; see the linked filings.

Claim → filing

—

Compliance clock

Not assessable

This leak-site claim is one of 8 records about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (2)

Regulatory filings (5) · sorted by filing gap

Show 1 more filing ↓up to 328d gap

Filing propagation · 5 filings · 5 states

View merged incident ↗

Pattern: first filing Dec 27 (IN), last Jan 10 (MA) — a 14-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.

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 2023-11-27

blacklock

According to ransomware.live, BlackLock is a rebranded version of another ransomware group known as Eldorado. It has since become one of the most active extortion syndicates in 2025, heavily targeting technology, manufacturing, construction, finance, and retail sectors.

64 victims claimed globally64 tracked hereFull profile →