DisclosureLens
GLOBALMalwareAgriculture & FoodAgricultureRansomwareSarcomaRansom DemandedActor NamedMedium

Brasilmad

bd_b57f6cb0f612fe0e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Dec 12, 2024

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Brasilmad

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Sarcoma 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: Agriculture and Food ProductionDiscovered: 2024-12-12

Source: Ransomware.live

Post text · scraped from the leak site

Brasilmad Brasilmad is a brazilian corporation acting in the wood export market since 1997. We are specialized in pine wood, cut and processed on the final and exact measurements set by our clients. Our wood is used in all continents for furniture manufacture, special packaging and construction. We have partnerships with sawmills with their own forests; the main one is Imaribo S/A Ind e Com, one of the largest brazilian sawmills, with 13000 ha (more than 32 acres) of pine forests. Presided by Nivaldo Dzyekanski, an experienced entrepreneur on the wood export market, Brasilmad has received numerous awards. Since 2003 we have been receivers of the annual "Mérito Exportação" award from the trade magazine "Revista da Madeira". We were also present in the "100 Biggest Brazilian Exporters" list published by "Indústria e Comércio" newspaper in 2008.Geo: Brazil - Leak size: 2 GB Archive - Contains: Files

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 12, 2024

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 2024-07-09

sarcoma

According to ransomware.live, Sarcoma is a ransomware group that debuted in October 2024, immediately ranking among the top three most active groups globally and surpassing 116 documented victims by mid-2025, targeting mid-market companies across manufacturing, retail, healthcare, legal, and business services with roughly 50% of victims in the United States.

141 victims claimed globally141 tracked hereFull profile →