otherlow
Feb 20, 2026 • FortiGuard Labs Threat Research
Massive Winos 4.0 Campaigns Target Taiwan
FortiGuard Labs analyzes Winos 4.0 (ValleyRat) campaigns targeting Taiwan, detailing phishing lures, DLL sideloading, BYOVD abuse, and evolving attacker...
Source
FortiGuard Labs Threat Research
Category
other
Severity
low
Summary
FortiGuard Labs analyzes Winos 4.0 (ValleyRat) campaigns targeting Taiwan, detailing phishing lures, DLL sideloading, BYOVD abuse, and evolving attacker infrastructure
Published Analysis
FortiGuard Labs analyzes Winos 4.0 (ValleyRat) campaigns targeting Taiwan, detailing phishing lures, DLL sideloading, BYOVD abuse, and evolving attacker infrastructure FortiGuard Labs analyzes Winos 4.0 (ValleyRat) campaigns targeting Taiwan, detailing phishing lures, DLL sideloading, BYOVD abuse, and evolving attacker infrastructure