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Ransomware group coinbasecartel hits OTEIS Conseil & Ingénierie

MEDIUM
·Professional Services·FR·2026-08-22

OTEIS Conseil & Ingénierie — a professional services target operating in FR has been listed by the coinbasecartel ransomware group on 2026-08-22. The information below reflects what the threat actor has publicly claimed on their leak site; the details have not been independently verified.

Incident Report

Target OrganizationOTEIS Conseil & Ingénierie
Threat Group
coinbasecartel
Summary[AI generated] OTEIS Conseil & Ingénierie is a French engineering and consulting firm specializing in building and infrastructure design. Operating in France, the company provides technical expertise across disciplines including structural engineering, fluids, electricity, and project management. It serves sectors such as real estate, public works, and urban development, supporting both public and private clients throughout project lifecycle phases.
Date of Breach2026-08-22
Discovery Date2026-08-22
RegionFR
Target Domainoteis.fr
Business SectorProfessional Services
Severity
MEDIUM

Claim by coinbasecartel

[AI generated] OTEIS Conseil & Ingénierie is a French engineering and consulting firm specializing in building and infrastructure design. Operating in France, the company provides technical expertise across disciplines including structural engineering, fluids, electricity, and project management. It serves sectors such as real estate, public works, and urban development, supporting both public and private clients throughout project lifecycle phases.

Posted by the coinbasecartel threat actor on its public leak site. This is the group's own statement and has not been independently verified by HackerFeeds.

Sources

Victim website

oteis.fr

Leak post (onion / Tor)

tor

http://fjg4zi4opkxkvdz7mvwp7h6goe4tcby3hhkrz43pht4j3vakhy75znyd.onion/companies/oteis

Open this URL in Tor Browser. Browsing leak sites carries real risk — view passively, never click further.

Disclaimer

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