Windows Subsystem for Linux 2 (WSL2) is Microsoft's virtualization-based environment that runs a Linux kernel inside Windows to execute Linux binaries with interoperability between Windows and Linux.
Overview
Windows Subsystem for Linux 2 (WSL2) is Microsoft's virtualization-based environment that runs a Linux kernel inside Windows to execute Linux binaries with interoperability between Windows and Linux. In cybersecurity, attackers are using WSL2 as a stealthy hideout to blend Linux processes with Windows, facilitating covert malware operation, persistence, and tool execution on compromised Windows hosts.
Related Threat Clusters
-
Attackers Exploit WSL2 to Evade Detection on Windows Systems
Attackers are utilizing Windows Subsystem for Linux 2 (WSL2) to hide their activities within Windows environments. By executing tools and payloads inside the WSL2 virtual machine, they can bypass many traditional…
3 articles · Updated January 19, 2026
Recent Intelligence Reports
- Attackers are Using WSL2 as a Stealthy Hideout Inside Windows Systems — Cybersecuritynews · January 19, 2026