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Ransom Monitor · ransomware.live

CoinbaseCartel Claims 43 GB Efficy Data Leak

· Original article ↗

Summary

Ransomware.live lists Efficy as a claimed victim of coinbasecartel, which alleges it leaked 43 GB of data. The post says the claim is unconfirmed.

Key points

  • The ransomware.live record names Belgian CRM provider Efficy as the claimed victim.
  • The claim is attributed to the ransomware actor coinbasecartel.
  • The actor allegedly leaked 43 GB of data; the post says it cannot confirm the claim.

Article Details

Victim
Efficy (claimed victim; incident not confirmed)
Claim Date
2026-03-30
Encryption Status
Unknown
Exfiltration Status
Claimed; the reported exfiltration is unverified
Exfiltrated Data
43 GB of data allegedly leaked; contents not specified
Exfiltrated Size
43 GB (claimed)
Ransom Demand
Not disclosed
Leak Status
Claimed; the source states it cannot confirm the accuracy of the ransomware group's public claims

Threat Actors

Coinbase CartelIdentified by the source as the ransomware group making the public claim about the Efficy incident and alleged 43 GB leak; the source cannot confirm the claim's accuracy.

Vendors

EfficyEfficy, a Belgian CRM software provider, is the claimed victim in a ransomware incident involving the actor ‘coinbasecartel’ that allegedly leaked 43 GB of data.

Countries

BelgiumThe claim, described as [AI generated], ties the breach to Belgium and cites data exfiltration as the motive behind the leak.

Industries

TechnologySector: Technology

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