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Leak-site post naming Promantra, Inc, captured by ThreatCluster

Promantra, Inc

metaencryptor

Ransomware leak-site victim intelligence

Data size
40 GB
Posted
Sep 17, 2026
Countdown
14d Deadline
Country
United States
Industry
Healthcare technology and business process services

Summary

Written by ThreatClusterfrom victim profile, leak post, screenshot

The group metaencryptor claims to have obtained 40 GB of data from Promantra, Inc, a US-based healthcare technology and business process services company. The leak post is listed and shows a 14-day countdown to the deadline. The leak page identifies Promantra, Inc with domain promantra.us, described as a US-based firm with 237 employees and USD 25 million in revenue.

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

Victim profile

Employees
237

What was taken

ProMantra is a U.S.-based healthcare technology and business process services company specializing in Revenue Cycle Management (RCM), medical billing, healthcare data processing, and automation. Founded in 2003, the company provides technology-enabled services designed to help healthcare providers manage the financial and administrative processes associated with patient care

Also stated on the leak page

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

Files for this campaign have not been published yet.
true

Leak-site images (1)

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

ThreatCluster capture