ValleyRAT Malware Evades Windows 11 Security with Stealthy Driver Install

Gbhackers •Mayura Kathir • December 11, 2025

GBHackers on Security is a top cybersecurity news platform, delivering up-to-date coverage on breaches, emerging threats, malware, vulnerabilities, and global cyber incidents.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

ValleyRAT Malware Targets Windows 11 with Advanced Stealth Techniques ValleyRAT, also known as Winos or Winos4.0, has emerged as a sophisticated backdoor targeting organizations globally. This malware specifically affects Windows systems, particularly those running Windows 11 with the latest security patches, utilizing stealthy driver installations to bypass protections. The threat landscape has evolved following the public leak of the ValleyRAT builder. 2 sources 41

Extracted Entities

ValleyRAT Malware Evades Windows 11 Security with Stealthy Driver Install

The full story

Extracted Entities

Attack Types (1)

Malware (1)

Platforms (1)