Shinhokoku Material: ransomware hit its servers, encrypting some files and deleting some backup data

Ransomware infected some servers, and the company confirmed that some files were encrypted and some backup data was deleted.

Disclosed

2025-11-07

Organizations involved

Leaked or at risk

Unknown

Downtime

Unknown

What happened

2025-11-07
It announced ransomware damage to some servers. It confirmed that some files were encrypted and some backup data was deleted. [1]

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						Note
Shinhokoku Material Corp.	[Breached]	[Moderate]	Saitama, Kawagoe	Manufacturing	Unknown