kawa4096 is a ransomware operator no longer publishing new disclosures. Darkfield has indexed 17 public victims claimed by this operator between June 27, 2025 and July 29, 2025. kawa4096 is a recently emerged ransomware group first observed in June 2025, operating with apparent financial motivations based on their targeting patterns across multiple high-value sectors. The group has been documented attacking victims primarily in the United States, Japan, and Germany, with a focus on healthcare, financial services, and public sector organizations, suggesting a strategic approach to maximize potential ransom payments. With 17 known victims identified since their emergence, kawa4096 appears to be a relatively small but active operation, though limited public documentation from major security firms and law enforcement agencies means specific details about their attack methodology, infrastructure, and organizational structure remain largely unknown. The group's targeting of critical sectors including healthcare and government entities indicates they may employ double extortion tactics common among modern ransomware operators, though their specific technical capabilities and initial access methods have not been publicly detailed by established threat intelligence sources. Given the recent timeline of their observed activity beginning in mid-2025, kawa4096 appears to be currently active, though the limited intelligence available suggests they may be either a new independent operation or a smaller affiliate group that has not yet attracted significant law enforcement attention or detailed analysis from major cybersecurity researchers.
How we know this. Operator profiles on Darkfield are built from continuous monitoring of every leak site the group is known to operate, cross-correlated with community-curated feeds (RansomLook, ransomware.live, RansomWatch, MISP-galaxy). Status flips from active to inactive when no new disclosure appears for 60 days. MITRE ATT&CK mappings shown in the interactive section below are sourced from CISA, vendor analysis, and the MITRE community catalog — we attribute each technique back to its source. Aliases reflect operator re-brands and affiliate splits.