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Security · Updated 15 Oct, 09:30 pm IST

Silent Lynx exploits WinRAR flaw to deploy reverse shell against CIS governments

Image: The Hacker News

Why it matters for readers: It explains how attackers chain familiar tools to secretly control computers and why software flaws matter.

  • The threat actor Silent Lynx targeted government organisations across the Commonwealth of Independent States (CIS).1
  • Researchers observed activity from June 2025 through August 2026.1
  • Attackers used four different infection chains, such as macro-enabled documents and PS2EXE downloaders.1
  • GitHub-hosted PowerShell scripts and crafted WinRAR archives were also used to deliver the payloads.1
  • The overall goal of the chains was to deploy a reverse shell on compromised systems.1

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