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Lessard Dental Ransomware Attack

lessarddental.comRansomed

beastGroup

CanadaCountry

Apr 24, 2026Discovered

Overview

View group profile

Domain

lessarddental.com

Industry

Healthcare

Country

Canada

Discovered

5 months ago

Attack date

Apr 24, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

beast

Total victims

First seen

Oct 2025

Last seen

Aug 2026

Threat level

3.1/10

Aggressiveness5/10

Lethality0/10

Criticality4.4/10

Status breakdown

Claimed

this victim

100.0%30

Targeted sectors

Education Energy & Utilities Government & Defense Healthcare Manufacturing Other Professional Services Technology Transportation

Victim's position within group

Industry

Healthcare

Known target sector

Country

Canada

Not a listed target country

Other victims

View all (30)

Same group · beast

M800
Hong Kong
Claimed
Cosmon
United States
Claimed
Meridian Forest Services Limited
Canada
Claimed
Lessard Dental
Canada
Claimed
Trivantage
United States
Claimed
irmler.rechtsanwälte
Germany
Claimed

Group activity

Monthly attacks · beast

total · avg 4.3/mo