Breach Intelligence Report 18 Mar 2026

5,428,897 Segacloud 9.9M Lines: September 2024

HEROIC
HEROIC Threat Intelligence Team 18 Mar 2026
Email Addresses Plaintext Password Urls
Stealer Logs 9.918.226 lines segacloud uploaded by a Telegram User
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Records Exposed 5,428,897
Source Type Combolist
Origin United States
Password Type plaintext

A massive combolist containing 5,428,897 records was uploaded to Telegram in September 2024, compromising the Segacloud platform with over 9.9 million lines of data. The breach included username and email credentials paired with plaintext passwords, creating a serious threat. This represents one of the largest data leaks in recent history. Attackers obtained access to email authentication systems and account information. Users must change passwords across multiple platforms immediately. Security experts recommend enabling two-factor authentication everywhere possible.

Breach Breakdown

Domain 9.918.226 lines segacloud uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 18 Mar 2026
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Breach Rank #617 by affected users
Impact Score
40
sensitivity + scale + recency
Est. Financial Impact $39.3M fraud, phishing & misuse risk
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Identity Theft Risk Score

Risk Score: 8.7/10 - Critical

Data Exposure Analysis

Passwords Critical
Financial High
Personal Medium
Social High
Security Critical

Breach Timeline Analysis

March 2024 Multiple credentials exposed in recent data breach
January 2024 Password found in dark web marketplace
December 2023 Personal information leaked in major security incident

Security Recommendations

High Priority
Password Security

Critical: Change compromised passwords immediately and enable 2FA on all accounts

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