Sumitomo — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
April 8, 2026
Last Seen
April 8, 2026

Related Threat Clusters

  • Ransomware Attack Hits Sumitomo's Philippine Nickel Subsidiary

    Sumitomo Metal Mining's Coral Bay Nickel Corporation in the Philippines experienced a ransomware attack, resulting in the encryption of two servers due to unauthorized access. The company has isolated the affected…

    2 articles · Updated April 8, 2026

Recent Intelligence Reports

  • Sumitomo's wager on Philippine nickel: Ransomware is just background — Bitget · April 8, 2026

CVSS v3.1 Breakdown