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C2O Architects Ransomware Attack

c2o-architects.beRansomed

the gentlemenGroup

BelgiumCountry

May 6, 2026Discovered

Overview

View group profile

Domain

c2o-architects.be

Industry

Professional Services

Country

Belgium

Discovered

5 months ago

Confidence

70%

Severity

Medium

Status

Claimed

Threat group

the gentlemen

Total victims

954

First seen

Oct 2025

Last seen

Oct 2026

Group status

active

Sophistication

Impact score

Threat level

4.6/10

Aggressiveness10/10

Lethality0/10

Criticality3.6/10

Status breakdown

Data Leaked0.4%4

Negotiating0.2%2

Claimed

this victim

99.4%948

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Professional Services

Known target sector

Country

Belgium

Frequently targeted country

Other victims

View all (954)

Same group · the gentlemen

Group activity

Monthly attacks · the gentlemen

954

total · avg 73.4/mo