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Seznam Ransomware Attack

seznam.czRansomed

medusalockerGroup

Czech RepublicCountry

Sep 23, 2026Discovered

Overview

View group profile

Domain

seznam.cz

Industry

Technology

Country

Czech Republic

Discovered

2 days ago

Attack date

Sep 23, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

medusalocker

Total victims

First seen

Nov 2025

Last seen

Sep 2026

Threat level

3.3/10

Aggressiveness8/10

Lethality0/10

Criticality1.6/10

Status breakdown

Claimed

this victim

100.0%78

Targeted sectors

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

Victim's position within group

Industry

Technology

Known target sector

Country

Czech Republic

Not a listed target country

Other victims

View all (78)

Same group · medusalocker

Aokkef
France
Claimed
Seznam
Czech Republic
Claimed
АБВ
Bulgaria
Claimed
瑞祥机电
China
Claimed
Abourametals
United Arab Emirates
Claimed
Frisby Construction LLC
United States
Claimed

Group activity

Monthly attacks · medusalocker

total · avg 13/mo