DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareSarcomaRansom DemandedActor NamedMedium

CP Construplan

bd_43c843f9468cbf66 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Nov 14, 2024

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for CP Construplan

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: Business ServicesDiscovered: 2024-11-14

Source: Ransomware.live

Post text · scraped from the leak site

We are CP Construplan Our formula for success is based on values ​​such as loyalty, ethics, respect, commitment and unity, in addition to our passion for engineering. We deal with inventiveness and face challenges in grand projects, winning seals, awards and certifications. We establish a quality standard that strengthens our brand and differentiates our engineering projects. If you are looking for quality homes, construction of exceptional real estate developments and a construction company that takes its commitment to excellence seriously, you have found CP Construplan!Geo: Brazil - Leak size: 135 GB Archive - Contains: Files

Incident timeline — mostly unverified

? — ?

Breach window unknown

Nov 14, 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 →