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Undefasa Ransomware Attack

undefasa.comRansomed

black nevasGroup

SpainCountry

Jul 19, 2026Discovered

Overview

View group profile

Domain

undefasa.com

Industry

Manufacturing

Country

Spain

Discovered

24 days ago

Confidence

75%

Severity

Medium

Status

Claimed

Threat group

black nevas

Total victims

First seen

Aug 2025

Last seen

Aug 2026

Threat level

2.1/10

Aggressiveness4/10

Lethality0.4/10

Criticality1.8/10

Status breakdown

Data Leaked7.7%1

Claimed

this victim

92.3%12

Targeted sectors

Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Technology

Victim's position within group

Industry

Manufacturing

Known target sector

Country

Spain

Not a listed target country

Other victims

View all (13)

Same group · black nevas

Arkın Group
Cyprus
Claimed
OTEGROUP
Greece
Claimed
Quality Data Service, Inc.
United States
Claimed
Undefasa
Spain
Claimed
Carrera Casting Corp.
United States
Claimed
PROMOSFERA S.R.l.
Italy
Claimed

Group activity

Monthly attacks · black nevas

total · avg 2.2/mo