DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareDan0nRansom DemandedActor NamedMedium

S&F Concrete Contractors

bd_c46679e8f9541860 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

May 23, 2024

To disclose

Affected

Not disclosed

Linked

6 filings

Confidence

50%
Full breach record for S&F Concrete Contractors

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Dan0n 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: 2024-05-25

Source: Ransomware.live

Incident timeline — mostly unverified

? — ?

Breach window unknown

May 23, 2024

Claim posted

Corroborated · see linked filings

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

Claim → filing

Compliance clock

Not assessable

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Filing propagation · 5 filings · 4 states

View merged incident ↗
Leak SiteMay 23 · first · this page

Pattern: first filing May 23, last Aug 8 (MA) — a 77-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 2024-03-26

dan0n

According to ransomware.live, dAn0n emerged in early 2024 operating a RaaS model, rapidly claiming 13 victims in May 2024 alone, predominantly targeting US-based organizations in business services and filling the vacuum left by disruptions to LockBit and BlackCat/ALPHV.

33 victims claimed globally33 tracked hereFull profile →