> JapanHacked_
[Investigating][Severity: Moderate][Ransomware]

Shinko Plastics: ransomware attack

Some information systems were compromised early on June 18 and data encrypted by ransomware. The July 1 notice announced an incident team and external investigation and recovery work. No information leakage was confirmed at disclosure, and no affected count or data fields were published.

Disclosed

2025-07-01

Organizations involved

1

Leaked or at risk

Unknown

Downtime

Unknown

Timeline

  1. Detected 2025-06-18
  2. Disclosed 2025-07-01
  3. 13 days

Attack or cause

Method
[Ransomware]
Impact
[Service outage]
Entry point
Unknown

Data exposed or at risk

–

Organizations involved

Open in organization search

Sources

  1. [1][Official]サイバー攻撃によるシステム障害についてShinko Plastics Co., Ltd. · 2025-07-01