Cybersecurity researchers have disclosed details of a new ransomware family called Osiris that targeted a major food service franchisee operator in Southeast Asia in November 2025.
The attack leveraged a malicious driver called POORTRY as part of a known technique referred to as bring your own vulnerable driver (BYOVD) to disarm security software, the Symantec and Carbon Black Threat Hunter



Source: TheHackerNews
Source Link: https://thehackernews.com/2026/01/new-osiris-ransomware-emerges-as-new.html