Nx / OSR

First seen

2021-05-01 00:00:00

Malware type

ransomware

Family

Malware family

Profile updated

2026-07-07 15:52:14

Targeted industries: financial-services healthcare-and-pharmaceutical government-and-public-sector technology-and-telecommunications

Context

Nx / OSR is a ransomware variant known for encrypting files on victim systems and demanding a payment for decryption keys. It has been observed targeting multiple sectors, indicating its operators may use opportunistic distribution methods.