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tenethealth.com Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The telemetry indicates a significant exposure event for tenethealth.com, with over 63,000 historical data breaches and nearly 2,000 active infostealer logs detected within the reporting period. The majority of infostealer activity is attributed to the Redline malware family, which is known for exfiltrating credentials and sensitive information. The data suggests a broad impact, affecting a large number of employees and a smaller but still substantial number of clients. The timeline shows a surge in employee-related events in September 2025 and January 2026, coinciding with peaks in client-related events during September 2025 and March 2026. Given the high volume of historical data breaches and the prevalence of infostealer activity, particularly Redline malware, this situation presents a critical risk. The focus for remediation should be on immediate incident response to contain active infostealer infections, followed by a comprehensive review of data breach impacts and the implementation of enhanced security controls to prevent future credential compromise and data exfiltration. Prioritizing the security of employee and client data is paramount.

Total Events

65,183
credential exposure events

Employee Affected Events

63,565
account email domain = tenethealth.com

Client Affected Events

1,618
service target = tenethealth.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
25,00016,6678,3330
peak month 21,334
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events1,857
Share3%
Data breaches
Events63,326
Share97%
Infostealer logs (3%)
1,857events
Data breaches (97%)
63,326events

63,565 compromised employee accounts pose an infrastructure risk, while 1,618 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Bitdefender2
Avira2
Windows Defender1
Kaspersky1

Malware Families Distribution

Distribution of Active Stealer Strains

Redline1,776
Rhadamanthys11
LummaC26
Vidar5
Acreed4
Aurora2
X-Files1
Raccoon1

Top Login URLs

Top exposed services found in the event results

  1. 1tenethealth.com1,100
  2. 2https://strongauthafm.tenethealth.com/22
  3. 3https://connect.tenethealth.com/+CSCOE+/logon.html18
  4. 4https://providers.tenethealth.com16
  5. 5https://connect.tenethealth.com13
  6. 6strongauthafm.tenethealth.com12
  7. 7connect.tenethealth.com/+CSCOE+/logon.html12
  8. 8https://strongauthafm.tenethealth.com11
  9. 9https://providers.tenethealth.com/ApplicationModule/resetpassword.aspx11
  10. 10https://ess.tenethealth.com/Portal.Web.UI/ReAuthenticate.aspx11

Infostealer By Geography

Shows the distribution of Infostealer-related credential exposure events across different geographic regions. The location is determined by analyzing the metadata of the infected machines associated with each event.

United States
Events457
Netherlands
Events420
Germany
Events347
Denmark
Events177
United Kingdom
Events46
Belgium
Events41
France
Events38
Romania
Events31

Country Breakdown

  1. 1United States457
  2. 2Netherlands420
  3. 3Germany347
  4. 4Denmark177
  5. 5United Kingdom46
  6. 6Belgium41
  7. 7France38
  8. 8Romania31

Services Classification Distribution

Blast radius - closer to core = more critical infrastructure, size = credential volume

Citrix79
Cisco (AnyConnect)57
Pulse Secure22
Microsoft13
Git10
FortiNet VPN7
Auth02

Operating System Distribution

Distribution of compromised endpoint builds

Windows 10 Enterprise x32139
Windows 7 x32136
Windows Server 2008 x32134
Windows Server 2012 R2 x32132
Windows Server 2012 x32128

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
38,276
Combolist pools
25,050
Unattributed dumps

Disclaimer: This report includes AI-generated content. AI can make mistakes, so verify important findings independently before taking action.