Threat Intelligence / Actor / Silver Fox
Silver Fox
Also known as: Silver Fox APT, SwimSnake-related, Void Arachne (overlapping toolset), Winos 4.0 operators, ValleyRAT operators, Void Arachne, SwimSnake, Great Thief of the Valley, UTG-Q-1000
Tracked threats
- Silver Fox APT Tax-Themed Phishing — RustSL Loader, ValleyRAT & New ABCDoor Python Backdoor — HIGH
- Silver Fox APT Distributes ValleyRAT via Typosquatted Telegram Download Portals — HIGH
Full actor intelligence — infrastructure, IOCs, detection coverage and operator fingerprints — is available via the Threadlinqs MCP server (Purple tier). View plans →