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Ransomware group Active in the last 30 days

Netrunner ransomware

14 victims listed on the Netrunner leak site across 6 countries. Most recent disclosure .

Victims
14
0.1% of all tracked
Countries
6
Most: United States
Sectors
7
Most: Healthcare
First seen
Apr 2026
In this database

ThreatAI analysis

Compiled from the ransomware.live profile for Netrunner and from this database. Figures and technique mappings are quoted from the source data, not inferred.

Netrunner is a ransomware group responsible for attacks on 14 victims across six countries, targeting sectors including healthcare, retail, and transportation.

Who Netrunner is

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.

Recorded activity

Disclosures attributed to Netrunner in this database run from April 2026 to October 2026, totalling 14 victims — 0.1% of everything tracked here. Netrunner has listed victims in 6 countries in this database, most often United States, followed by Malaysia and Japan. The sectors appearing most in its listings are Healthcare, Retail & E-Commerce, Transportation.

Indicators of compromise

Showing a sample of 1 EMAIL on file. Hashes and network indicators published for Netrunner. Leak-site addresses are deliberately excluded. Indicators age quickly — treat a match as a starting point for investigation, and an absence of matches as no assurance.

YARA detection rules

netrunner.yar 
/*
netrunner ransomware
*/

rule netrunner_Ransomnote
{
    meta:
        author = "ransomware.live"
        family = "ransomware.netrunner"
        description = "Detects netrunner ransomware ransom note or artifact"
        date = "2026-05-04"
        severity = 7
        score = 70

    strings:
        $name1 = "netrunner" ascii nocase
        $name2 = "NETRUNNER" ascii
        $onion  = "netrunner.onion" ascii nocase

    condition:
        any of them
}

Community-contributed rules for Netrunner, reproduced as published. Test them against your own corpus before relying on them: rule quality and false-positive behaviour vary by author.

Threat actor analysis

Netrunner has disclosed 14 victims on its leak site, 0.1% of all ransomware listings tracked in this database. Its earliest disclosure here dates to April 2026.

The group has listed organisations in 6 countries, most often in United States (4 victims), followed by Malaysia, Japan, Italy.

By industry, its listings concentrate in Healthcare, Retail & E-Commerce, Transportation — sectors that hold sensitive data or cannot tolerate long outages, both of which raise the pressure to pay.

Like most current ransomware operations, Netrunner is likely to use double extortion: data is stolen before files are encrypted, and organisations that refuse to pay are named on the leak site with the stolen data as leverage.

Generated from public leak-site disclosures aggregated via the ransomware.live API and updated automatically.

Netrunner victims 14

Organization Disclosed
Mid Atlantic Gynecologic Oncology and Pelvic Surgery Associates
USUnited States
M** A******* G********** O******* a** P***** S****** A*********
USUnited States
M** A******* G********** O******* a** P***** S****** A*********
USUnited States
Precon Marine Inc
Main Place Mall
MYMalaysia
Main Place Mall
MYMalaysia
P***** M***** I**
M*** P**** M***
MYMalaysia
GEG Telecomunicazioni
ITItaly
Harman Fitness
USUnited States
Jordan India Fertilizer Company
JOJordan
Nippon Medical School Musashi Kosugi Hospital
JPJapan
Seoyon E-Hwa Summit
INIndia
Shiraume Hospital
JPJapan

Frequently asked questions

What is Netrunner ransomware?

Netrunner is a ransomware threat group that has claimed 14 victims since its first known activity in April 2026. The group operates by infiltrating target networks, exfiltrating data, encrypting files, and threatening to publish stolen data on a dark web leak site if the ransom is not paid.

How many victims has Netrunner attacked?

Netrunner has claimed 14 victims in our database, representing 0.1% of all tracked ransomware attacks. The most targeted countries are United States, Malaysia, Japan, Italy.

Which countries does Netrunner target?

Netrunner has attacked organizations in 6 countries. The top targeted countries are: United States, Malaysia, Japan, Italy.

Which industries does Netrunner target?

Netrunner most frequently targets the Healthcare, Retail & E-Commerce, Transportation sectors based on victim disclosures in our database.

Is Netrunner still active?

Netrunner's most recent victim disclosure in our database was on October 8, 2026. Ransomware groups frequently rebrand or go dormant; monitor this page and our ransomware map for the latest activity.