New Osiris Ransomware Variant Discovered, Uses BYOVD Technique to Disable Security Tools
47/69 Monday, January 26, 2026 Researchers from Symantec and VMware Carbon Black have identified a new ransomware strain named Osiris, which was used in attacks in November 2025 against a major food franchise operator in Southeast Asia. The attackers leveraged a Bring Your Own Vulnerable Driver (BYOVD) technique using a malicious driver known as POORTRY […]
