Operation Dragon Castling - Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-06 00:25:48 UTC Home > List all groups > Operation Dragon Castling APT group: Operation Dragon Castling Names Operation Dragon Castling (ESET) Country China Motivation Information theft and espionage First seen 2022 Description (ESET) We recently discovered an APT campaign we are calling Operation Dragon Castling. The campaign is targeting what appears to be betting companies in South East Asia, more specifically companies located in Taiwan, the Philippines, and Hong Kong. With moderate confidence, we can attribute the campaign to a Chinese speaking APT group, but unfortunately cannot attribute the attack to a specific group and are not sure what the attackers are after. Observed Sectors: Casinos and Gambling. Countries: Hong Kong, Philippines, Taiwan. Tools used Information Last change to this card: 04 April 2022 Download this actor card in PDF or JSON format Source: https://apt.etda.or.th/cgi-bin/showcard.cgi?u=c139db43-c6b8-4b2d-8203-99af28f01adf https://apt.etda.or.th/cgi-bin/showcard.cgi?u=c139db43-c6b8-4b2d-8203-99af28f01adf Page 1 of 1