Multi-Staged ValleyRAT Uses WeChat and DingTalk to Attack Windows Users

ValleyRAT has emerged as a sophisticated multi-stage remote access trojan targeting Windows systems, with particular focus on Chinese-language users and organizations. First observed in early 2023, this malware employs a carefully orchestrated infection chain that progresses through multiple components—downloader, loader, injector, and final payload—making detection and removal significantly challenging for security teams. The threat actors […]

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