NetRunner is a ransomware group active since 2025, known for exceptionally high ransom demands.
NetRunner is a ransomware group active since at least 2025, targeting sectors such as healthcare, telecommunications, manufacturing, and agriculture across Japan, Italy, the US, and Jordan. The group leverages ransomware operations with exceptionally high ransom demands, notably a $100M demand from Nippon Medical School Musashi Kosugi Hospital. Defenders should prioritize network segmentation, offline backups of critical data, and robust incident response plans for ransomware scenarios, especially in the mentioned sectors.
NetRunner is a ransomware group active from at least 2025 targeting diverse sectors including healthcare, telecommunications, manufacturing, and agriculture across Japan, Italy, the US, and Jordan, notably demanding a $100M ransom from Nippon Medical School Musashi Kosugi Hospital.
NetRunner primarily operates in Japan, Italy, the US, and Jordan.
NetRunner demanded a $100M ransom from Nippon Medical School Musashi Kosugi Hospital.
Every claim on this page is drawn from the cited source (MISP Galaxy, MITRE ATT&CK, ransomware.live) — no attribution is invented.