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zulily.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 zulily.com, with a total of 166,681 recorded events over the period from July 2025 to June 2026. The majority of these events, 148,070 (88.8%), are classified as historical data breaches, and 18,611 (11.2%) are active infostealer logs. The timeline shows a notable surge in employee-related events in January 2026, with 3,928 incidents, and a consistent high volume of client-related events throughout the period, peaking in March 2026 with 46,833 incidents. Malware families such as Rhadamanthys, LummaC2, and Redline are prominently featured, suggesting active compromise and data exfiltration attempts. The data suggests that 96.9% of leak repository classifications originate from combolist sources, indicating credential stuffing or similar automated attacks leveraging previously compromised credentials.

Total Events

166,681
credential exposure events

Employee Affected Events

4,712
account email domain = zulily.com

Client Affected Events

161,969
service target = zulily.com

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
50,00033,33316,6670
peak month 46,833
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events18,611
Share11%
Data breaches
Events148,070
Share89%
Infostealer logs (11%)
18,611events
Data breaches (89%)
148,070events

4,712 compromised employee accounts pose an infrastructure risk, while 161,969 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender407
Windows Defender.22
Windows Defender PC Matic Super Shield15
Windows Defender McAfee15
McAfee VirusScan11
Avast AVG8
Windows Defender Norton 3606
Windows Defender Avast Antivirus4
Avast4

Malware Families Distribution

Distribution of Active Stealer Strains

Rhadamanthys3,242
LummaC22,815
Redline2,670
Vidar1,144
Acreed967
X-Files335
RisePro192
Millenium164
Blank Grabber159

Top Login URLs

Top exposed services found in the event results

  1. 1zulily.com19,472
  2. 2https://zulily.com13,891
  3. 3https://www.zulily.com12,191
  4. 4https://www.zulily.com/11,477
  5. 5www.zulily.com8,474
  6. 6zulily.com/7,536
  7. 7www.zulily.com/5,996
  8. 8http://www.zulily.com/2,516
  9. 9https://zulily.com/1,779
  10. 10https://www.zulily.com/auth1,767

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
Events7,427
Canada
Events622
India
Events321
Pakistan
Events242
Mexico
Events168
Philippines
Events143
Venezuela
Events141

Country Breakdown

  1. 1United States7,427
  2. 2Canada622
  3. 3India321
  4. 4Pakistan242
  5. 5Mexico168
  6. 6Dominican Republic151
  7. 7Philippines143
  8. 8Venezuela141

Services Classification Distribution

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

Microsoft2

Operating System Distribution

Distribution of compromised endpoint builds

Windows 11 24H2 build 26100 (64 Bit)1,790
Windows 111,448
Windows 10 22H2 build 19045 (64 Bit)1,079
Windows 10 Home x64998
Windows 10 Enterprise x64955

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
143,531
Combolist pools
4,539
Unattributed dumps

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