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gumtree.pl Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The domain gumtree.pl has experienced a significant number of data breach events, totaling 22,505, which constitute 93.7% of all observed events. Additionally, 1,516 infostealer events were detected, representing 6.3% of the total. The timeline indicates a surge in employee-related events in March and April 2026, with 14 and 71 instances respectively, alongside continued high client exposure. The primary source of these breaches appears to be combolist sources, with a small number of database dumps also identified. Malware families such as LummaC2, Redline, and Rhadamanthys are prevalent in the infostealer logs.

Total Events

24,021
credential exposure events

Employee Affected Events

123
account email domain = gumtree.pl

Client Affected Events

23,898
service target = gumtree.pl

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
8,0005,3332,6670
peak month 6,699
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events1,516
Share6%
Data breaches
Events22,505
Share94%
Infostealer logs (6%)
1,516events
Data breaches (94%)
22,505events

123 compromised employee accounts pose an infrastructure risk, while 23,898 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender5

Malware Families Distribution

Distribution of Active Stealer Strains

LummaC2343
Redline316
Rhadamanthys164
Acreed86
Vidar50
StealC41
X-Files26
RisePro23
Cthulhu12

Top Login URLs

Top exposed services found in the event results

  1. 1gumtree.pl2,642
  2. 2https://www.gumtree.pl/login.html1,956
  3. 3https://gumtree.pl1,888
  4. 4gumtree.pl/login.html1,807
  5. 5https://www.gumtree.pl1,747
  6. 6https://www.gumtree.pl/registerConfirm.html1,302
  7. 7www.gumtree.pl1,266
  8. 8www.gumtree.pl/login.html1,131
  9. 9gumtree.pl/registerConfirm.html894
  10. 10https://gumtree.pl/login.html787

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.

Poland
Events926
United States
Events25
Germany
Events19
Venezuela
Events13
Netherlands
Events9
France
Events7
United Kingdom
Events7
Austria
Events6

Country Breakdown

  1. 1Poland926
  2. 2United States25
  3. 3Germany19
  4. 4Venezuela13
  5. 5Netherlands9
  6. 6France7
  7. 7United Kingdom7
  8. 8Austria6

Services Classification Distribution

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

-
Total

Operating System Distribution

Distribution of compromised endpoint builds

Windows 10 Enterprise x64132
Windows 11117
Windows 10 Home x6496
Windows 11 24H2 build 26100 (64 Bit)80
Windows 10 22H2 build 19045 (64 Bit)65

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
22,497
Combolist pools
8
Unattributed dumps

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