International Agencies Issue Joint Report on North Korean Hacker Group WaterPlum

On September 18, law enforcement and intelligence agencies from Japan, the US, Australia, and Germany released a joint report on the North Korean-backed hacker group WaterPlum, also known as Contagious Interview. The group targets IT professionals in the cryptocurrency and blockchain sectors through fake job recruitment campaigns, tricking victims into downloading malicious files to steal crypto assets. This report marks the first time Japanese authorities have officially disclosed domestic cases and evidence seized in international collaboration regarding this threat actor.