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penskeautomotive.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 penskeautomotive.com, with 36,730 historical data breaches and 1,721 active infostealer logs observed over the reporting period. The majority of infostealer activity is attributed to the Redline malware family. Employee data appears to be the primary target, with 37,836 employee-related events, alongside 615 client-related events. The data breach and infostealer events peaked in September 2025, with a secondary surge in employee events in January 2026. The data suggests a high-risk scenario due to the volume of historical breaches and ongoing infostealer activity, potentially compromising sensitive employee and client information.

Total Events

38,451
credential exposure events

Employee Affected Events

37,836
account email domain = penskeautomotive.com

Client Affected Events

615
service target = penskeautomotive.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
10,0006,6673,3330
peak month 9,261
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events1,721
Share5%
Data breaches
Events36,730
Share96%
Infostealer logs (5%)
1,721events
Data breaches (96%)
36,730events

37,836 compromised employee accounts pose an infrastructure risk, while 615 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender1
Avira1
Kaspersky1

Malware Families Distribution

Distribution of Active Stealer Strains

Redline1,702
Rhadamanthys5
LummaC23
Aurora2

Top Login URLs

Top exposed services found in the event results

  1. 1penskeautomotive.com564
  2. 2https://webmail.penskeautomotive.com/my.policy18
  3. 3webmail.penskeautomotive.com/my.policy8
  4. 4https://adfs.penskeautomotive.com/5
  5. 5https://webmail.penskeautomotive.com/4
  6. 6adfs.penskeautomotive.com/4
  7. 7adfs.penskeautomotive.com4
  8. 8penskeautomotive.com:213
  9. 9webmail.penskeautomotive.com/owa/auth/logon.aspx3
  10. 10webmail.penskeautomotive.com/3

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
Events409
Netherlands
Events396
Germany
Events341
Denmark
Events172
France
Events38
United Kingdom
Events36
Romania
Events27

Country Breakdown

  1. 1United States409
  2. 2Netherlands396
  3. 3Germany341
  4. 4Denmark172
  5. 5Luxembourg38
  6. 6France38
  7. 7United Kingdom36
  8. 8Romania27

Services Classification Distribution

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

Citrix56
Microsoft43
F526
FortiNet VPN22
Pulse Secure20
Cisco (AnyConnect)11
WordPress3

Operating System Distribution

Distribution of compromised endpoint builds

Windows 10 Enterprise x32133
Windows 7 x32128
Windows Vista x32122
Windows 10 Home x32120
Windows 8.1 x32119

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
29,880
Combolist pools
6,850
Unattributed dumps

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