Ransomware Intelligence

Efficy - 43gb leaked

efficy.com

BelgiumCountry
Mar 30, 2026Discovered

Data has been published on the ransomware group's leak site.

Domain

efficy.com

Industry

Technology

Country

Belgium

Discovered

2 months ago

Attack date

Mar 30, 2026

Confidence

100%

Severity

Critical

Status

Data Leaked

Threat group

coinbasecartel

Total victims

165

First seen

Aug 2025

Last seen

Jun 2026

Group status

active

Sophistication

0

Impact score

75

Threat level

3.3/10
Aggressiveness8/10
Lethality0.1/10
Criticality1.4/10

Status breakdown

Data Leaked
this victim
1.8%3
Claimed97.6%161

Victim's position within group

Industry

Technology

Known target sector

Country

Belgium

Frequently targeted country

Group activity

Monthly attacks · coinbasecartel

165

total · avg 15/mo

AugSepOctNovDecJanFebMarAprMayJun015304560