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gemius.pl 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 of 543 historical data breaches and 97 active infostealer logs associated with gemius.pl. The majority of these events (84.8%) are historical data breaches, with a notable increase in employee-related events observed from March 2026 onwards. The primary malware families identified are Redline, Vidar, and LummaC2, suggesting a focus on credential harvesting. The data also points to "Combolist sources" as the predominant leak repository type (98.9%), indicating compromised credentials are being traded or distributed.

Total Events

640
credential exposure events

Employee Affected Events

82
account email domain = gemius.pl

Client Affected Events

558
service target = gemius.pl

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
150100500
peak month 141
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events97
Share15%
Data breaches
Events543
Share85%
Infostealer logs (15%)
97events
Data breaches (85%)
543events

82 compromised employee accounts pose an infrastructure risk, while 558 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

No Data Available

Malware Families Distribution

Distribution of Active Stealer Strains

Redline22
Vidar8
LummaC25

Top Login URLs

Top exposed services found in the event results

  1. 1gemius.pl62
  2. 2https://gemius.pl49
  3. 3https://www.gemius.pl42
  4. 4https://gemius.pl/27
  5. 5gemius.pl/21
  6. 6https://gemius.pl/home19
  7. 7www.gemius.pl19
  8. 8https://gemius.pl/logon18
  9. 9https://gemius.pl/login16
  10. 10gemius.pl/logon13

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
Events13
Poland
Events10
Germany
Events7
France
Events4
Argentina
Events3
United Kingdom
Events3
Netherlands
Events3
South Africa
Events3

Country Breakdown

  1. 1United States13
  2. 2Poland10
  3. 3Germany7
  4. 4France4
  5. 5Argentina3
  6. 6United Kingdom3
  7. 7Netherlands3
  8. 8South Africa3

Services Classification Distribution

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

Pulse Secure3

Operating System Distribution

Distribution of compromised endpoint builds

Windows 1130
Windows 11 Pro8
Windows Server 2019 x323
Windows 10 Enterprise x642
Windows Vista x322

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
537
Combolist pools
6
Unattributed dumps

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