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Signature Healthcare Ransomware Attack

Ransomware victimRansomed

anubisGroup

United StatesCountry

Apr 9, 2026Discovered

Overview

View group profile

Industry

Healthcare

Country

United States

Discovered

6 months ago

Attack date

Apr 9, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

anubis

Total victims

First seen

Sep 2025

Last seen

Sep 2026

Threat level

4.1/10

Aggressiveness7/10

Lethality0.4/10

Criticality4.9/10

Status breakdown

Data Leaked8.1%8

Claimed

this victim

91.9%91

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

View all (99)

Same group · anubis

Summa Gold
—
Claimed
Quest Group
United States
Claimed
Better Accounting Solutions
United States
Claimed
Gellibrand Support Services
Australia
Claimed
Marlborough Partners
United Kingdom
Claimed
Caduceus Medical Group
United States
Claimed

Group activity

Monthly attacks · anubis

total · avg 7.6/mo