China-Linked TA416 Targets European Governments with PlugX and OAuth-Based Phishing

A China-aligned threat actor has set its sights on European government and diplomatic organizations since mid-2025, following a two-year period of minimal targeting in the region.
The campaign has been attributed to TA416, a cluster of activity that overlaps with DarkPeony, RedDelta, Red Lich, SmugX, UNC6384, and Vertigo Panda.
“This TA416 activity included multiple