Ransomware Intelligence

Signature Healthcare Ransomware Attack

Ransomware victim

United StatesCountry

Apr 9, 2026Discovered

Overview

View group profile

Industry

Healthcare

Country

United States

Discovered

3 months ago

Attack date

Apr 9, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Total victims

81

First seen

Aug 2025

Last seen

Jul 2026

Threat level

4.3/10

Aggressiveness8/10

Lethality0.6/10

Criticality4.3/10

Status breakdown

Data Leaked12.3%10

Claimed

this victim

86.4%70

Targeted sectors

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

Victim's position within group

Industry

Healthcare

Known target sector

Country

United States

Not a listed target country

Other victims

Same group · anubis

Group activity

Monthly attacks · anubis

81

total · avg 6.8/mo