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Comprehensive Care Services (CCS)

listed as ccsperfusion.com · Claimed by BrainCipher · listed 4 days ago

4d
Age
since listed · data leaked

Status timeline

  1. ListedAug 31, 2026
  2. Data leakeddate unknown

At a glance

Group
BrainCipher
Status
Data leaked
Country
United States
Sector
Healthcare
Listed on leak site
Aug 31, 2026

About the victim

AI dossier — public-source company profile

Comprehensive Care Services (CCS) is a clinician-owned healthcare organization founded in 2002, specializing in cardiac and circulatory support services. They provide perfusion, ECMO/ECLS, autotransfusion, anesthesia technician services, and clinical analytics to healthcare providers worldwide.

Industry
Healthcare Services – Cardiac & Circulatory Support
Founded
2002

Attack summary

Severity: critical — Confirmed large-scale exfiltration of regulated healthcare data including PII (SSNs, employee records) and financial information from a healthcare provider. The volume (306k documents, 200 GB) and inclusion of personally identifiable information at scale meets critical threshold for healthcare sector.

BrainCipher claims to have exfiltrated approximately 306,000 documents totaling over 200 GB from CCS. The stolen data includes complete employee personnel files (160k), contracts and legal documents (75k), financial information (54k documents), and files containing Social Security Numbers.

critical

Data the group says was taken

AI dossier — extracted from the leak post
  • Employee personnel files
  • Social Security Numbers (SSNs)
  • Contracts and legal agreements
  • Financial documents
  • Patient/clinical data (inferred from healthcare context)

Original description

AI-summarised, not from the leak post

CCS Perfusion is a US-based company operating in the medical and healthcare industry, specializing in perfusion services and cardiovascular surgery support. The company provides clinical perfusion professionals who operate heart-lung bypass machines during open-heart surgeries. It serves hospitals and surgical centers, ensuring patient safety during cardiopulmonary bypass procedures. The company operates within the United States healthcare sector.

The leak post

captured from the group's site
We have approximately 306,000 (306k) documents and files belonging to your company, with a total size of over 200 GB. 160k files containing complete employee personnel files; 75k files containing contracts, agreements, and other legal documents; 54k documents containing financial information; as well as files containing SSNs. If you think you are here by mistake, please contact us at [email protected]
⏳ Deadline: September 12, 2026 at 13:00

Sources

Source

Indexed 4 days 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 78 public disclosures across our corpus. First observed on a leak site on July 1, 2024; most recent post August 31, 2026. The operation is currently active.

Also tracked as: brain cipher.

Timeline of this disclosure

  • August 31, 2026ccsperfusion.com listed by Braincipheron the group's public leak site

Other recent disclosures by Braincipher

Braincipher has been linked to 78 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 Healthcare sector, which has 2,608 disclosures indexed across all operators we track. Geographically, ccsperfusion.com is reported in United States, a country with 3,165 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Braincipher means ccsperfusion.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.