New Osiris Ransomware Using Wide Range of Living off the Land and Dual-use Tools in Attacks

A newly discovered ransomware family called Osiris launched attacks against a major food service company in Southeast Asia during November 2025. Security researchers have identified this threat as a completely new malware variant with no connection to an older ransomware family that shared the same name in 2016. The emergence of Osiris marks another addition […]

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