Threat Group Cards: A Threat Actor Encyclopedia Archived: 2026-04-06 00:24:05 UTC Home > List all groups > Operation SLOW#TEMPEST APT group: Operation SLOW#TEMPEST Names Operation SLOW#TEMPEST (?) Country China Motivation Information theft and espionage First seen 2024 Description (Securonix) The Securonix Threat Research team has uncovered a covert campaign targeting Chinese-speaking users with Cobalt Strike payloads likely delivered through phishing emails. The attackers managed to move laterally, establish persistence and remain undetected within the systems for more than two weeks. Observed Countries: China. Tools used Cobalt Strike, Mimikatz. Information Last change to this card: 16 August 2025 Download this actor card in PDF or JSON format Source: https://apt.etda.or.th/cgi-bin/showcard.cgi?u=74200598-520d-4bf8-af62-e1fc08587450 https://apt.etda.or.th/cgi-bin/showcard.cgi?u=74200598-520d-4bf8-af62-e1fc08587450 Page 1 of 1