Ransomware Attacks Target Siddhi Green Excellence and Great Bay Bio

• •Siddhi Green Excellence and Great Bay Bio listed as ransomware victims on September 20, 2026.
• •No confirmed details on data exfiltration or ransom amounts in either case.
• •Both incidents remain unverified and require independent corroboration.

On September 20, 2026, Siddhi Green Excellence Pvt. Ltd, an Indian energy company, and Great Bay Bio, a Hong Kong healthcare organization, were both listed as ransomware victims on dark web leak sites associated with the OROVA and NIGHTSPIRE groups, respectively. The listings do not confirm whether data was exfiltrated or systems encrypted, and no details on ransom amounts or stolen data were provided. Both articles emphasize the unverified nature of these claims, urging caution until independent evidence is available. The lack of specific information regarding the attack methods or the scope of the incidents leaves the actual impact unclear. As of now, both companies have not publicly acknowledged the attacks. The articles serve as alerts to the cybersecurity community about potential risks associated with these incidents.