At least 10 alleged U.S.-based facilitators have been federally charged, including one active-duty member of the U.S. Army, for their alleged roles in hosting laptop farms, laundering payments and moving proceeds through shell companies. At least six other alleged U.S. facilitators have been identified in court documents but not named.
I’d say they did much more harm to themselves rather than to anyone else. I fail to remember NK invading anyone besides an ongoing conflict with SK.