Browsing Tag
FortiGuard
4 posts
New Mirai Variant Nexcorium Hijacks DVR Devices for DDoS Attacks
Cybersecurity researchers at Fortinet have discovered Nexcorium, a new Mirai-based malware targeting TBK DVR systems to turn them into a botnet for DDoS attacks.
April 17, 2026
North Korean Hackers Abuse GitHub to Spy on South Korean Firms
Researchers from FortiGuard Labs have uncovered a high-severity spying campaign targeting South Korean companies. Discover how North Korean…
April 3, 2026
New Malware Spotted Corrupts Its Own Headers to Block Analysis
Fortinet spots new malware that corrupts its own headers to block forensic analysis, hide behavior, and communicate with its C2 server.
May 29, 2025
Hackers Impersonate Taiwan’s Tax Authority to Deploy Winos 4.0 Malware
FortiGuard Labs discovers Winos 4.0 malware targeting Taiwan via phishing. Learn how this advanced threat steals data and…
February 27, 2025