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crunchbase.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 impacting crunchbase.com, with a high risk score of 99. The primary threat vectors are historical data breaches, accounting for 84.5% of events, and active infostealer logs, comprising 15.5%. A total of 62,676 data breach events and 11,460 infostealer events were observed. The timeline shows a surge in client-related events starting in late 2025, with employee-related events appearing in November 2025 and peaking in January 2026. Malware families associated with these events include LummaC2, Redline, and Rhadamanthys, all known for credential theft. The majority of leak repository data originates from "Combolist sources," suggesting large-scale credential stuffing or account takeover attempts, with a smaller portion from "Database dumps."

Total Events

74,136
credential exposure events

Employee Affected Events

313
account email domain = crunchbase.com

Client Affected Events

73,823
service target = crunchbase.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
20,00013,3336,6670
peak month 19,323
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events11,460
Share16%
Data breaches
Events62,676
Share85%
Infostealer logs (16%)
11,460events
Data breaches (85%)
62,676events

313 compromised employee accounts pose an infrastructure risk, while 73,823 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender663
Windows Defender McAfee30
Windows Defender McAfee VirusScan29
Windows Defender.26
McAfee17
Windows Defender ESET Security.17
Windows Defender Kaspersky Internet Security.14
Unknown11
Windows Defender ESET Security7

Malware Families Distribution

Distribution of Active Stealer Strains

LummaC21,499
Redline1,374
Rhadamanthys1,193
Vidar895
Acreed675
Blank Grabber228
X-Files180
StealC135
Remus131

Top Login URLs

Top exposed services found in the event results

  1. 1https://www.crunchbase.com/register12,098
  2. 2crunchbase.com7,722
  3. 3https://www.crunchbase.com/login6,542
  4. 4crunchbase.com/register5,900
  5. 5https://crunchbase.com5,784
  6. 6www.crunchbase.com/register4,719
  7. 7https://www.crunchbase.com4,448
  8. 8crunchbase.com/login3,635
  9. 9www.crunchbase.com3,156
  10. 10www.crunchbase.com/login2,954

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.

India
Events2,778
Pakistan
Events935
Bangladesh
Events520
United States
Events270
Philippines
Events198
Kenya
Events159
Egypt
Events124
Nigeria
Events121

Country Breakdown

  1. 1India2,778
  2. 2Pakistan935
  3. 3Bangladesh520
  4. 4United States270
  5. 5Philippines198
  6. 6Kenya159
  7. 7Egypt124
  8. 8Nigeria121

Services Classification Distribution

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

WordPress2

Operating System Distribution

Distribution of compromised endpoint builds

Windows 11811
Windows 10 Enterprise x64696
Windows 10 22H2 build 19045 (64 Bit)593
Windows 10556
Windows 11 24H2 build 26100 (64 Bit)419

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
62,402
Combolist pools
274
Unattributed dumps

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