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Sundher Group Ransomware Attack

sundhergroup.comRansomed

sinobiGroup

CanadaCountry

Feb 10, 2026Discovered

Overview

View group profile

Domain

sundhergroup.com

Industry

Other

Country

Canada

Discovered

7 months ago

Attack date

Feb 10, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

sinobi

Total victims

224

First seen

Sep 2025

Last seen

May 2026

Group status

active

Sophistication

Impact score

Threat level

2.6/10

Aggressiveness5/10

Lethality0/10

Criticality2.8/10

Status breakdown

Claimed

this victim

100.0%224

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

Other

Known target sector

Country

Canada

Frequently targeted country

Other victims

View all (224)

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Claimed

Group activity

Monthly attacks · sinobi

224

total · avg 28/mo