DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareDragonforceRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

RubberMill, Inc.

bd_aa50f1104ea92a5b · schema v1 · pii pii-v2

Severity

High

Discovered

Filed

Aug 15, 2026

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for RubberMill, Inc.

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group DragonForce on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: ManufacturingDiscovered: 2026-09-06

Source: Ransomware.live

Post text · scraped from the leak site

═════════════════ ═════════════════ ═════════════════ RUBBERMILL, INC. DUMP: BREAKDOWN OF AN OEM MANUFACTURER LEAK ═════════════════ ═════════════════ ═════════════════ Target: RubberMill, Inc. (North Carolina, USA) — contract manufacturer of non-metallic components for appliance, HVAC, automotive, and heavy equipment. Certifications: ISO 9001:2015, WOSB, WBENC. Probable defense contracts (Mil-Spec). DUMP SIZE: ~296K files / 276K data objects / 340+ GB ▸ 146 GB disk image (.mrimg) — full copy of the system ▸ AES PASSWORDS.xlsx file + APWDxx libraries — credentials ▸ outlook.pst (487 MB) — corporate email archive ▸ creditcard.xls — payment data ▸ EMPLOYEE CALL LIST + Employee Information Record Form — PII ▸ Insurance data ▸ Tax forms containing SSNs ENGINEERING DATA: ▸ 3,000+ CAD files (.dxf, .stp, .dwg) with client part numbers: 7J314, K2A31, K7K11, V1324, etc. ▸ Complete set of 3D models ▸ Client drawings FINANCIAL DATA: ▸ Sales analysis.mdb (38 MB) — complete sales database ▸ commercial terms ▸ customer segmentation REGULATORY RISKS: ▸ C-TPAT / NAFTA / Certificate of Origin ▸ Conflict Minerals Reporting Template ▸ Supplier Quality Assurance Manual ▸ Probable Mil-Spec specifications The dump contains a full cross-section of the business: from passwords and SSNs to automotive OEM drawings and military specifications. ═════════════════ ═════════════════ ═════════════════

Incident timeline — mostly unverified

? — ?

Breach window unknown

Aug 15, 2026

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2022-10-20

dragonforce

According to ransomware.live, DragonForce is a major ransomware-as-a-service operation first observed in August 2023 that launched a formal affiliate program offering 80% revenue share, then rebranded as a "ransomware cartel" in 2025, gaining notoriety for high-profile attacks on UK retailers Marks & Spencer, Co-op, and Harrods.

681 tracked hereFull profile →