Trio-Tech Revises Cyberattack Disclosure After Leak From Singapore Subsidiary

Overview

• On March 11, ransomware encrypted files at a Singapore subsidiary, and a March 18 public data disclosure triggered Trio‑Tech’s revised SEC 8‑K.
• The firm isolated systems, brought in external cybersecurity investigators, notified Singapore police, and is contacting affected parties as required.
• Management says it does not expect material operational disruption or a significant hit to results for the quarter ending March 31.
• The scope of stolen data and any ransom demand or payment remain undetermined as the investigation continues.
• Researchers report the Gunra ransomware group added Trio‑Tech to its Tor leak site; the company provides semiconductor testing and burn‑in services across the US and Asia.