norm: sumitomo electric bordnetzeDELEI 529900PC5RT0PCE4I604 · no CIKMax severity: High

Canonical registry

Sumitomo Electric Bordnetze SE

ent_019ed0a037e844574d3d121bcbb42018

Compliance scorecard →🔔 Follow entity

Disclosures

Leak Site · 1 jurisdiction

Incidents

—

no linked incident in sample

Max affected reported

—

no filed count in sample

Leak-site claims

unverified actor claims

Identity resolution

Canonical name: Sumitomo Electric Bordnetze SE
Normalized: sumitomo electric bordnetze— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: 529900PC5RT0PCE4I604
SEC EDGAR CIK: None — not an SEC registrant
Domain: None on record

Unverified threat-actor claim — not a regulatory filing

Attribution, victim identity, and counts shown here derive from a threat actor's public extortion-blog claims, aggregated by ransomware.live. They have not been validated by the victim or any regulator. Treat them as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Disclosure history (1)newest first

GLOBALLeak Siteas victim2026-06-16
[electric] *** SE (SEBN) — a Wolfsburg-headquartered subsidiary of Sumitomo Electric Industries (TSE:5802, ~$31B group revenue), employing approximately 40,000 people across 14 countries. Exfiltrated 1.1 terabytes of data from five manufacturing sites. SEBN Moldova (103 GB) — HR, payroll, personal tax records, competition-council litigation files, home directories SEBN Ukraine (115 GB) — HR/salary, Audi B9 project data, process documentation, including displaced-worker records for Ukrainian IDPs SEBN Tunisia — Fejja (191 GB + 493 GB shared) — passport copies, email archives (671 MB PST), quality/FMEA data, finance SEBN Slovakia (268 GB) — the crown jewel: Citibank corporate banking infrastructure including the TESTKEY authentication system, IBAN registries, daily bank statements, SAP salary-payment files, and years of department email archives The dataset contains 173,000 Excel files, 149,000 PDFs, 2,500 CAD engineering drawings, 2,500 Outlook messages, 1,500 FMEA/PPAP quality files, and 9 Outlook PST archives.