Ransomware needs a way in. Stolen credentials are the cheapest one.
i-one Ransomware Attack
i-one.co.krRansomed
Data has been published on the ransomware group's leak site.
Overview
View group profileDomain
i-one.co.kr
Industry
Government & Defense
Country
South Korea
Discovered
21 days ago
Attack date
Aug 28, 2026
Confidence
85%
Severity
Critical
Status
Data Leaked
Threat group
Black XTotal victims
10
First seen
Jun 2026
Last seen
Aug 2026
Threat level
2.7/10Aggressiveness3/10
Lethality1.3/10
Criticality4/10
Status breakdown
Data Leaked
this victim
25.0%3Claimed75.0%9
Targeted sectors
Victim's position within group
Industry
Government & Defense
Known target sector
Country
South Korea
Not a listed target country
Other victims
View all (12)Same group · Black X
Group activity
Monthly attacks · Black X
10
total · avg 3.3/mo