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cmsenergy.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 affecting CMS Energy, with over 40,000 historical data breaches and 1,800 active infostealer logs observed between July 2025 and June 2026. The majority of these events are linked to 'Combolist sources' and 'Database dumps', with Redline malware being the most prevalent infostealer family. Employee accounts appear to be the primary target, with a notable surge in associated events during September 2025. The data suggests a high-risk scenario due to the sheer volume of historical breaches and the ongoing threat from infostealers, potentially compromising sensitive employee and client information.

Total Events

41,954
credential exposure events

Employee Affected Events

41,026
account email domain = cmsenergy.com

Client Affected Events

928
service target = cmsenergy.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
12,0008,0004,0000
peak month 10,524
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events1,803
Share4%
Data breaches
Events40,151
Share96%
Infostealer logs (4%)
1,803events
Data breaches (96%)
40,151events

41,026 compromised employee accounts pose an infrastructure risk, while 928 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender3
Avira2

Malware Families Distribution

Distribution of Active Stealer Strains

Redline1,705
LummaC228
Acreed15
Rhadamanthys12
StealC3
Vidar3
Remus2
Aurora1
Raccoon1

Top Login URLs

Top exposed services found in the event results

  1. 1cmsenergy.com620
  2. 2android://38OMnqSnUURuVy-n_G4bnFP8I2EmPeSSqDjTd6fNxblma_0YK3Qd4iRWIfMGkfU2K3i8WFz9HLPE0Cw0_J1zaQ==@com.cmsenergy.mobile.utility/106
  3. 3https://webportal.cmsenergy.com21
  4. 4https://guest.cmsenergy.com/16
  5. 5guest.cmsenergy.com16
  6. 6webportal.cmsenergy.com/my.policy15
  7. 7webportal.cmsenergy.com13
  8. 8https://sts.cmsenergy.com13
  9. 9https://webportal.cmsenergy.com/my.policy13
  10. 10https://guest.cmsenergy.com13

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
Events480
Netherlands
Events388
Germany
Events359
Denmark
Events152
United Kingdom
Events51
France
Events31
Belgium
Events27

Country Breakdown

  1. 1United States480
  2. 2Netherlands388
  3. 3Germany359
  4. 4Denmark152
  5. 5United Kingdom51
  6. 6France31
  7. 7Belgium27
  8. 8Luxembourg26

Services Classification Distribution

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

Citrix55
Cisco (AnyConnect)31
F529
Microsoft28
Okta15
FortiNet VPN14
Pulse Secure14

Operating System Distribution

Distribution of compromised endpoint builds

Windows 10 Home x32129
Windows Server 2012 R2 x32125
Windows Server 2003 R2 x32124
Windows Server 2016 x32123
Windows 8.1 x32121

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
34,935
Combolist pools
5,216
Unattributed dumps

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