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Trailer Bridge

listed as trailerbridge.com · Claimed by BrainCipher · listed 3 hours ago

Today
Age
since listed · data leaked

Status timeline

  1. ListedSep 29, 2026
  2. Data leakeddate unknown

At a glance

Group
BrainCipher
Status
Data leaked
Country
United States
Sector
Transportation
Listed on leak site
Sep 29, 2026

About the victim

AI dossier — public-source company profile

Trailer Bridge is a full-service logistics and transportation company specializing in Caribbean and domestic shipping, freight forwarding, and supply chain solutions. Operating ports in Jacksonville, San Juan, Santo Domingo, and Frankfurt, they provide containerized shipping, breakbulk cargo, vehicle shipping, drayage, intermodal services, and customs clearance across the U.S., Caribbean, and international routes.

Industry
Logistics & Transportation; Shipping & Freight Forwarding
Address
Jacksonville, FL, USA (primary US port); San Juan, PR; Santo Domingo, DR; Frankfurt, DE (corporate HQ listed)

Attack summary

Severity: critical — Confirmed exfiltration of regulated customs documents (EEI, Schedule B), operational data affecting critical infrastructure (shipping/port operations), trade secrets, and customer PII at scale (76,200 files). Involvement of major commercial partners and government-regulated customs data elevates risk.

BrainCipher claims to have exfiltrated 76,200 files containing customer data, invoices, commercial records with major retailers (Walmart, Baxter, Cardinal), customs documents, vessel/port operational data, trade secrets, and insurance materials. The group set an October 7, 2026 deadline.

critical

Data the group says was taken

AI dossier — extracted from the leak post
  • Customer invoices and remittances
  • Commercial relations records with major chains
  • Customs declarations and schedules
  • Vessel and port operational data
  • Incident reports
  • Trade secrets
  • Insurance claims and denial materials

Original description

AI-summarised, not from the leak post

Trailer Bridge is a U.S.-based transportation and logistics company headquartered in Jacksonville, Florida. It operates in the maritime shipping industry, providing container and trailer-on-barge ocean freight services, primarily between the continental United States and Puerto Rico. The company offers intermodal trucking, warehousing, and logistics solutions, serving commercial and government customers across domestic and Caribbean trade routes.

The leak post

captured from the group's site
76200 files containing customer data: invoices, remittances, commercial relations with major chains (Walmart, Baxter, Cardinal); customs documents (declarations, EEI, Schedule B); vessel and port operational data (surveys, incident reports); trade secrets; claims materials including insurance denials. If you think you are here by mistake, please contact us at [email protected]
⏳ Deadline: October 7, 2026 at 13:00

Sources

Source

Indexed 3 hours ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.

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Disclosure context

About Braincipher

Braincipher is a recently emerged ransomware group that was first observed in July 2024, operating with apparent financial motivations and targeting organizations primarily across North America and Europe. The group's origin and potential affiliations remain largely undocumented by major threat intelligence organizations, though their targeting patterns suggest a broad opportunistic approach rather than nation-state backing, likely operating as an independent entity rather than through established ransomware-as-a-service infrastructure. Their attack methodology and specific technical capabilities have not been extensively documented by CISA, FBI, or major security research firms, though their victim distribution across 44 confirmed targets spanning business services, manufacturing, technology, and healthcare sectors indicates a generalist approach to target selection rather than sector-specific expertise. No major high-profile campaigns or significant law enforcement actions have been publicly documented against this group by reputable sources, suggesting either a relatively low-impact operational scale or insufficient intelligence collection on their activities. As of current reporting, the group's operational status remains unclear due to limited public documentation from established threat intelligence sources. The group has been linked to 90 public disclosures across our corpus. First observed on a leak site on July 1, 2024; most recent post September 29, 2026. The operation is currently active.

Also tracked as: brain cipher.

Timeline of this disclosure

  • September 29, 2026trailerbridge.com listed by Braincipher on the group's public leak site

Other recent disclosures by Braincipher

Braincipher has been linked to 90 public victims on Darkfield. A sample of the most recent:

See the full Braincipher dossier →

Sector and geography

This disclosure adds to ransomware activity in the Transportation sector, which has 47 disclosures indexed across all operators we track. Geographically, trailerbridge.com is reported in United States, a country with 3,167 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Braincipher means trailerbridge.com appeared on a ransomware extortion site and data attributed to it has been published. If this is your organisation, or a supplier you depend on, the priority is to confirm the intrusion and contain it before the window to act closes.

  • Engage your incident-response team and preserve forensic evidence before remediating — do not wipe affected systems first.
  • Force a password reset and revoke active sessions for exposed accounts; rotate any credentials, API keys or certificates that may have been in the stolen data.
  • Assess regulatory notification duties (GDPR, NIS2, sector regulators) — many carry a 72-hour reporting clock from awareness.
  • Report the incident to your national CERT, CISA (United States), as required for your jurisdiction.
  • Monitor for the data appearing on Braincipher's leak site and across paste and breach channels, and brief downstream partners who may be exposed through you.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.