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Daechang Solution Ransomware Attack

dsol.co.krRansomed

black xGroup

South KoreaCountry

Jun 12, 2026Discovered

Overview

View group profile

Domain

dsol.co.kr

Industry

Professional Services

Country

South Korea

Discovered

4 months ago

Attack date

Jun 8, 2026

Confidence

85%

Severity

Medium

Status

Claimed

Threat group

black x

Total victims

First seen

Jun 2026

Last seen

Oct 2026

Threat level

4.7/10

Aggressiveness9/10

Lethality0.9/10

Criticality4.1/10

Status breakdown

Data Leaked16.7%3

Claimed

this victim

83.3%15

Targeted sectors

Education Government & Defense Healthcare Manufacturing Professional Services Technology

Victim's position within group

Industry

Professional Services

Known target sector

Country

South Korea

Not a listed target country

Other victims

View all (18)

Same group · black x

Caselaw Access Project
United States
Claimed
iwin
South Korea
Data Leaked
Daechang Solution
South Korea
Claimed
elektroverband-bayern
—
Claimed
Tong Kong E & E Sdn Bhd (95907X)
—
Claimed
African National Congress
South Africa
Claimed

Group activity

Monthly attacks · black x

total · avg 4.3/mo