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okwave.jp Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The domain okwave.jp has experienced a significant number of data breach events, totaling 2007, and 562 infostealer events over the period of July 2025 to June 2026. The majority of these events, 78.1%, are attributed to historical data breaches, while 21.9% are active infostealer logs. The timeline shows a notable increase in client-related events from March 2026 onwards, with a smaller but present number of employee-related events also appearing in March, April, and May 2026. Malware families such as Rhadamanthys, Redline, and LummaC2 are frequently observed, indicating potential credential harvesting and data exfiltration activities. The targeted services primarily include registration, login, and the main domain, suggesting that user account compromise is a key objective. The geographical breakdown shows a concentration of events originating from Japan, India, Nigeria, and Pakistan.

Total Events

2,569
credential exposure events

Employee Affected Events

63
account email domain = okwave.jp

Client Affected Events

2,506
service target = okwave.jp

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
8005332670
peak month 622
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events562
Share22%
Data breaches
Events2,007
Share78%
Infostealer logs (22%)
562events
Data breaches (78%)
2,007events

63 compromised employee accounts pose an infrastructure risk, while 2,506 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender44
Windows Defender ESET Security4

Malware Families Distribution

Distribution of Active Stealer Strains

Rhadamanthys71
Redline71
LummaC269
Acreed34
Vidar28
Millenium7
RisePro4
Remus3

Top Login URLs

Top exposed services found in the event results

  1. 1https://okwave.jp/register386
  2. 2https://okwave.jp268
  3. 3okwave.jp234
  4. 4okwave.jp/register182
  5. 5https://okwave.jp/login169
  6. 6okwave.jp/login109
  7. 7https://okwave.jp/95
  8. 8okwave.jp/70
  9. 9https://sp.okwave.jp/login60
  10. 10https://okbizcs.okwave.jp48

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.

Japan
Events177
India
Events44
Nigeria
Events36
Pakistan
Events35
Bangladesh
Events29
United States
Events11
Vietnam
Events8
China
Events7

Country Breakdown

  1. 1Japan177
  2. 2India44
  3. 3Nigeria36
  4. 4Pakistan35
  5. 5Bangladesh29
  6. 6United States11
  7. 7Vietnam8
  8. 8China7

Services Classification Distribution

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

-
Total

Operating System Distribution

Distribution of compromised endpoint builds

Windows 1170
Windows 1054
Windows 10 22H2 build 19045 (64 Bit)50
Windows 10 Enterprise x6436
Windows 10 Home x6416

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
2,007
Combolist pools
0
Unattributed dumps

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