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Leak-site post naming Mesan USA, captured by ThreatCluster
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Mesan USA

global secret group

Ransomware leak-site victim intelligence · EN

Data size
184 GB
Files
188,562
Views
188,562
Posted
Sep 9, 2026
Country
United States
Industry
Industrial Machinery & Equipment, Manufacturing

Summary

Written by ThreatClusterfrom victim profile, leak post

The group claims to have stolen 184 GB of data from Mesan USA (mesanusa.com). Mesan USA is described as a United States–based manufacturer in the Industrial Machinery & Equipment sector. The leak post is listed on the group's leak site. These are the group's claims and are not independently verified.

Describes what the group claims on its leak site. A listing is not confirmation that a breach occurred.

Victim profile

Employees
0
Domains
mesanusa.com

What was taken

Overview: Mesan USA located in Miami, Florida; Industry: Industrial Machinery & Equipment, Manufacturing; Revenue: $5.4 Million; Employees: 10-20; Data: 184 GB (188,562 Files, 26,169 Folders).

Data categories
ContractsDatabasesEmailsPIIFinancial dataHR dataSource code
Leak site tags
OverviewDetailed AnalysisCompany DataSecurity

Also stated on the leak page

Fields this group publishes that do not map to a standard column. Labels are the site's own.

Properties
184 GB (188,562 Files, 26,169 Folders)

Leak-site images (6)

Images from the victim's leak listing. Thumbnails scraped from the onion page are blurred by default — click a thumbnail to view.

ThreatCluster capture
Screenshot of a software interface confirming the deletion of a backup profile, with options to delete or cancel.
onion leak page338 KB
Screenshot of a table containing email addresses and corresponding passwords.
onion leak page229 KB
Blueprint or technical drawing featuring overview drawings of an industrial exhaust fan system, including labeled diagrams and specifications.
onion leak page300 KB
The image contains a collage of documents, including a check, a spreadsheet with financial data, and a detailed report with various columns and rows.
onion leak page274 KB
Collage of various identification documents, including driver's licenses, passports, and other official IDs, featuring personal information and security features.
onion leak page313 KB