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Université Libre de Bruxelles Ransomware Attack

ulb.beRansomed

QilinGroup

BelgiumCountry

Aug 9, 2026Discovered

Overview

View group profile

Domain

ulb.be

Industry

Education

Country

Belgium

Discovered

about 2 months ago

Attack date

Aug 9, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Qilin

Total victims

1,477

First seen

Oct 2025

Last seen

Oct 2026

Group status

active

Sophistication

Impact score

123

Threat level

3.9/10

Aggressiveness10/10

Lethality0/10

Criticality1.3/10

Status breakdown

Data Leaked0.1%2

Claimed

this victim

99.9%1,475

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

Education

Known target sector

Country

Belgium

Frequently targeted country

Other victims

View all (1477)

Same group · Qilin

Group activity

Monthly attacks · Qilin

1,477

total · avg 113.6/mo