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Aurora Health Management, LLC Ransomware Attack

aurorahealthmgt.comData extortion

insomniaGroup

United StatesCountry

Aug 19, 2026Discovered

Overview

View group profile

Domain

aurorahealthmgt.com

Industry

Healthcare

Country

United States

Discovered

about 2 months ago

Attack date

Jul 27, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

insomnia

Total victims

First seen

Oct 2025

Last seen

Sep 2026

Group status

active

Sophistication

Impact score

Threat level

3.6/10

Aggressiveness6/10

Lethality0/10

Criticality5/10

Status breakdown

Claimed

this victim

100.0%54

Targeted sectors

Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Technology

Victim's position within group

Industry

Healthcare

Known target sector

Country

United States

Frequently targeted country

Other victims

View all (54)

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United States
Claimed
Massey, Stotser & Nichols
United States
Claimed
Agape Health Services
United States
Claimed
NorthShore Health Centers
United States
Claimed
Nephrology Associates
United States
Claimed

Group activity

Monthly attacks · insomnia

total · avg 4.9/mo