The threat actor known as Silver Fox has been spotted orchestrating a false flag operation to mimic a Russian threat group in attacks targeting organizations in China.
The search engine optimization (SEO) poisoning campaign leverages Microsoft Teams lures to trick unsuspecting users into downloading a malicious setup file that leads to the deployment of ValleyRAT (Winos 4.0), a known malware



Source: TheHackerNews
Source Link: https://thehackernews.com/2025/12/silver-fox-uses-fake-microsoft-teams.html