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WJ 원진성형외과 Ransomware Attack

k-wonjin.co.krRansomed

Black XGroup
South KoreaCountry
Jun 2, 2026Discovered

Domain

k-wonjin.co.kr

Industry

Healthcare

Country

South Korea

Discovered

5 months ago

Attack date

Apr 7, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Black X

Total victims

56

First seen

Jun 2026

Last seen

Oct 2026

Threat level

3.5/10
Aggressiveness5/10
Lethality0.8/10
Criticality4.9/10

Status breakdown

Data Leaked5.3%3
Claimed
this victim
94.7%54

Victim's position within group

Industry

Healthcare

Known target sector

Country

South Korea

Not a listed target country

Other victims
View all (57)

Same group · Black X

Group activity

Monthly attacks · Black X

56

total · avg 14/mo

JunJulAugOct015304560