J Ransomware
TrackedThreat actor group tracked in the global ransomware database · Last disclosure: Unknown
Threat Actor Analysis
J is a ransomware threat group that has disclosed 41 victims in publicly accessible leak site data, representing 0.2% of all ransomware attacks tracked in this database.
Geographically, J has targeted organisations in 19 countries. The most frequently targeted nation is United States with 6 victim organisations. Other heavily targeted nations include Germany, United Kingdom, India.
Like most modern ransomware operations, J likely employs a double extortion model: encrypting victim files while simultaneously exfiltrating data, creating dual pressure to pay the ransom. Victim organisations that refuse payment face having their data published on the group's dark web leak site.
Note: This profile is generated from public leak site disclosures aggregated via the ransomware.live API. Data is updated automatically. The victim table below shows the 0 most recent cached victims; the total victim count (41) reflects the complete database.
Recent Victim Disclosures (0 cached of 41 total)
Frequently Asked Questions
What is J ransomware?
J is a ransomware threat group that has claimed 41 victims since its first known activity. 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 J attacked?
J has claimed 41 victims in our database, representing 0.2% of all tracked ransomware attacks. The most targeted countries are United States, Germany, United Kingdom, India.
Which countries does J target?
J has attacked organizations in 19 countries. The top targeted countries are: United States, Germany, United Kingdom, India.
Which industries does J target?
J has targeted organizations across multiple industries including healthcare, manufacturing, and business services.
Is J still active?
Based on available data, J's current operational status is uncertain. Check the ransomware map for the latest activity.