Ransomware group medusalocker hits Atencio Engineering
Atencio Engineering — a construction target operating in US has been listed by the medusalocker ransomware group on 2026-05-05. 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 Organization | Atencio Engineering |
|---|---|
| Threat Group | medusalocker |
| Summary | Civil engineering & land surveying firm. Services: site plans, boundary surveys, OWTS (septic) design, fire line design, elevation certificates, flood plain analysis. Clients in Las Animas County, Pueblo County, Florence CO area. |
| Date of Breach | 2026-05-05 |
| Discovery Date | 2026-05-05 |
| Region | US |
| Target Domain | atencioengineering.com |
| Business Sector | Construction |
| Severity | HIGH |
Claim by medusalocker
Civil engineering & land surveying firm. Services: site plans, boundary surveys, OWTS (septic) design, fire line design, elevation certificates, flood plain analysis. Clients in Las Animas County, Pueblo County, Florence CO area.
Posted by the medusalocker 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
atencioengineering.com
Leak post (onion / Tor)
http://t33zoj4qwv455fog7qnb2azi5xcdxkixughmmduzbw2rtdgryqfbh6id.onion/company/atencio-engineering/
Open this URL in Tor Browser. Browsing leak sites carries real risk — view passively, never click further.
Disclaimer
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