Efficy
efficy.com
Overview
View group profileDomain
efficy.com
Industry
Technology
Country
Belgium
Discovered
4 months ago
Attack date
Feb 16, 2026
Confidence
100%
Severity
Medium
Status
Claimed
Threat group
coinbasecartelTotal victims
165
First seen
Aug 2025
Last seen
Jun 2026
Group status
active
Sophistication
0
Impact score
75
Threat level
3.3/10Aggressiveness8/10
Lethality0.1/10
Criticality1.4/10
Status breakdown
Data Leaked1.8%3
Claimed
this victim
97.6%161Victim's position within group
Industry
Technology
Known target sector
Country
Belgium
Frequently targeted country
Other victims
View all (165)Same group · coinbasecartel
Group activity
Monthly attacks · coinbasecartel
165
total · avg 15/mo