2026 Higuchi Inc. — STORMOUS ransomware claim (unverified); Sage 50 financial data alleged
Data compromised
Actor-claimed Sage 50 (.ptb) financial backups: balance sheets, A/R, A/P, inventory and trade records across Dallas, Hong Kong, and Los Angeles operations—unverified
Technical writeup
Unverified STORMOUS extortion claim — June 28, 2026. Ransomware.live indexed Higuchi Inc. (Japan) and Higuchi USA on STORMOUS's leak site, with the actor claiming comprehensive Sage 50 accounting backups including balance sheets, receivables/payables, and inventory records across Dallas, Hong Kong, and Los Angeles operations. Higuchi had not publicly confirmed at catalog time. recordsAffected 0 pending attestation.
Root cause
STORMOUS ransomware group extortion listing against Higuchi Inc. (higuchi-inc.co.jp / Higuchi USA)—unverified