Ransomware Intelligence

Gerald Zisser GmbH

Ransomware victim

AustriaCountry

Apr 8, 2026Discovered

Overview

View group profile

Industry

Professional Services

Country

Austria

Discovered

about 2 months ago

Attack date

Apr 8, 2026

Confidence

85%

Severity

Medium

Status

Claimed

Threat group

Total victims

41

First seen

Apr 2026

Last seen

Jun 2026

Group status

active

Sophistication

0

Impact score

69

Threat level

3.8/10

Aggressiveness9/10

Lethality0/10

Criticality2/10

Status breakdown

Claimed

this victim

100.0%41

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

Austria

Frequently targeted country

Other victims

Same group · krybit

Group activity

Monthly attacks · krybit

41

total · avg 13.7/mo