Back

cocolog-nifty.com Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The domain cocolog-nifty.com has experienced a significant number of events, totaling 541 over the period from July 2025 to June 2026. A substantial portion of these events, 423 (78.2%), are classified as historical data breaches, with an additional 118 (21.8%) identified as active infostealer logs. The timeline indicates a notable surge in employee-related events starting in March 2026, coinciding with a peak in client-related events in April 2026. Malware families associated with these events include Redline, LummaC2, and Rhadamanthys, suggesting a focus on credential harvesting and potentially further compromise. The data breaches appear to originate from combolist sources, indicating a potential exposure of aggregated credentials. The targeted services are primarily login and home pages associated with the cocolog-nifty.com domain, suggesting attackers are attempting to gain unauthorized access to user accounts.

Total Events

541
credential exposure events

Employee Affected Events

126
account email domain = cocolog-nifty.com

Client Affected Events

415
service target = cocolog-nifty.com

Free Community Account

Stop stolen credentials from logging in

Own this domain? Create a free Lunar account to see full exposure data and evidence.

12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
12080400
peak month 116
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events118
Share22%
Data breaches
Events423
Share78%
Infostealer logs (22%)
118events
Data breaches (78%)
423events

126 compromised employee accounts pose an infrastructure risk, while 415 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender4

Malware Families Distribution

Distribution of Active Stealer Strains

Redline18
LummaC215
Rhadamanthys6
Acreed3
Millenium1

Top Login URLs

Top exposed services found in the event results

  1. 1cocolog-nifty.com45
  2. 2https://cocolog-nifty.com/logon33
  3. 3https://cocolog-nifty.com30
  4. 4cocolog-nifty.com/logon28
  5. 5cocolog-nifty.com/login25
  6. 6https://cocolog-nifty.com/login22
  7. 7https://cocolog-nifty.com/home19
  8. 8cocolog-nifty.com/home14
  9. 9https://cocolog-nifty.com/14
  10. 10https://www.cocolog-nifty.com14

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
Events27
Japan
Events25
Germany
Events7
Portugal
Events3
Netherlands
Events3
Iran
Events3
Argentina
Events2
Romania
Events2

Country Breakdown

  1. 1United States27
  2. 2Japan25
  3. 3Germany7
  4. 4Portugal3
  5. 5Netherlands3
  6. 6Iran3
  7. 7Argentina2
  8. 8Romania2

Services Classification Distribution

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

-
Total

Operating System Distribution

Distribution of compromised endpoint builds

Windows 1143
Windows 11 24H2 build 26100 (64 Bit)5
Windows 11 Home (10.0.26100) x644
Windows 10 Pro (10.0.19043) x644
Windows Server 2012 x323

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
423
Combolist pools
0
Unattributed dumps

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