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serebii.net Domain Breach Exposure Report

Risk Score

High Risk

Massive event volume or critical assets compromised.

AI Findings Summary

Critical

The domain serebii.net has experienced a significant number of data breach and infostealer events over the past year, totaling 1423. The majority of these events, 79.1%, are attributed to historical data breaches, with 1126 instances recorded. Infostealer logs account for the remaining 20.9%, with 297 occurrences. The data indicates a high volume of client exposure (1312) compared to employee exposure (111). Malware families such as Rhadamanthys, Vidar, and LummaC2 are frequently observed in relation to these events. The primary targeted service appears to be the forums associated with serebii.net, with multiple URLs related to forum access and registration being targeted. Geographically, the highest concentration of activity originates from India and Pakistan, followed by the United States. Given the high volume of data breaches and the prevalence of infostealer activity, this exposure presents a critical risk. The focus should be on identifying the root cause of the historical data breaches and securing the forum infrastructure against ongoing infostealer threats. Prioritizing remediation efforts on the forum services and investigating the origins of the observed malware families are crucial steps. The significant client exposure suggests a potential impact on user credentials and personal information, necessitating immediate incident response and user notification protocols.

Total Events

1,423
credential exposure events

Employee Affected Events

111
account email domain = serebii.net

Client Affected Events

1,312
service target = serebii.net

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12-Month Events Timeline

Event volume by breach date, employee VS client

EmployeesClients
4002671330
peak month 315
Jul 25Sep 25Nov 25Jan 26Mar 26May 26Jun 26

Infostealers VS Data Breaches

Live stealer logs VS data breaches

Infostealer logs
Events297
Share21%
Data breaches
Events1,126
Share79%
Infostealer logs (21%)
297events
Data breaches (79%)
1,126events

111 compromised employee accounts pose an infrastructure risk, while 1,312 leaked client credentials create regulatory liability.

Antivirus Distribution

Security Tools on Infected Endpoints

Windows Defender3

Malware Families Distribution

Distribution of Active Stealer Strains

Rhadamanthys51
Vidar29
LummaC227
Acreed23
Redline23
StealC4
Remus3
Aurora1
X-Files1

Top Login URLs

Top exposed services found in the event results

  1. 1https://forums.serebii.net181
  2. 2forums.serebii.net158
  3. 3https://forums.serebii.net/133
  4. 4https://forums.serebii.net/register/94
  5. 5forums.serebii.net/71
  6. 6https://forums.serebii.net/login/login47
  7. 7serebii.net42
  8. 8https://serebii.net41
  9. 9forums.serebii.net/login/login40
  10. 10forums.serebii.net/register/34

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
Events51
Pakistan
Events40
United States
Events28
Indonesia
Events11
United Kingdom
Events9
Italy
Events8
Germany
Events5
South Korea
Events4

Country Breakdown

  1. 1India51
  2. 2Pakistan40
  3. 3United States28
  4. 4Indonesia11
  5. 5United Kingdom9
  6. 6Italy8
  7. 7Germany5
  8. 8South Korea4

Services Classification Distribution

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

-
Total

Operating System Distribution

Distribution of compromised endpoint builds

Windows 11 24H2 build 26100 (64 Bit)44
Windows 1141
Windows 11 Pro17
Windows 10 22H2 build 19045 (64 Bit)17
Windows 1013

Leak Repository Classification

Where the exposed records currently reside

0
Named breaches
1,117
Combolist pools
9
Unattributed dumps

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