Cavalry Werewolf APT Targets Multiple Sectors Using FoalShell and StallionRAT

From May to August 2025, an advanced persistent threat group known as Cavalry Werewolf—also tracked as YoroTrooper and Silent Lynx—executed a sophisticated attack campaign targeting Russia’s public sector and vital industries such as energy, mining, and manufacturing. The coordinated offensive leveraged trusted relationships for highly targeted spear-phishing and deployed a custom multi-language malware arsenal, marking […]

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