CH Karnchang Public

CH Karnchang Public was compromised in a ransomware attack attributed to worldleaks in June 2026. The organization, operating in the Construction sector in Thailand, was added to the group's data leak site as part of an extortion campaign.

worldleaks operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

[AI generated] CH Karnchang Public Company Limited is a major Thai construction and engineering conglomerate headquartered in Bangkok, Thailand. The company specializes in large-scale infrastructure projects including highways, expressways, dams, tunnels, and civil engineering works. It operates primarily in Thailand but also undertakes international projects. CH Karnchang is listed on the Stock Exchange of Thailand and is considered one of the country's leading construction firms.