Ransomware Attack at Yamaha Subsidiary

November 20, 2023


Yamaha Motor Co., Ltd. said one of the servers managed by its motorcycle manufacturing and sales subsidiary in the Philippines, Yamaha Motor Philippines, Inc. (YMPH), was hit by a ransomware attack, and a partial leakage of employees’ personal information.
Upon learning of the attack, the IT Center at Yamaha Motor headquarters in Japan and YMPH immediately set up a countermeasures team and have been working to prevent further damage while investigating the scope of the impacts, the company said in a statement.
In addition, the company said it is working on a recovery together with an external Internet security company, but it thinks it will take time until the full extent of the damage can be confirmed.

Incident Date

October 25, 2023



Estimated Cost

Unknown at this time

Type of Malware

No Malware identified

Threat Source