Breach Intelligence Report 18 Mar 2026

segacloud Leak Tops 4.5 Million Records, Rivals Big Breaches

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs segacloud 5000 subs 7 uploaded by a Telegram User
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Records Exposed 4,506,872
Source Type Combolist
Origin United States
Password Type plaintext

To put 4,506,872 in perspective, that's roughly the population of a major U.S. city, all represented as leaked email and password pairs in a single combolist file labeled segacloud 5000 subs 7, uploaded September 24, 2024.

Why This Is Dangerous

Breaches of this scale usually make headlines when they come from a household-name company. This one didn't, because it's a combolist rather than a single corporate hack, but the danger to the 4.5 million people inside it is definately no smaller just because it never trended online.

What Was Exposed

  • 4,506,872 email and password pairs compiled into one file
  • Plaintext credentials with no encryption protecting them
  • A volume comparable to breaches that typically dominate news cycles

Why This Matters

This is one of several "segacloud 5000 subs" files circulating from the same date, each numbered differently, wich suggests the total combined dataset across the full series is far larger than any single file suggests on its own. Subs 7 alone already rivals some of the bigger publicized breaches of the past few years.

How a Combolist Reaches Millions of Records

Combolists this large are almost never the product of one breach. They're compiled by merging credentials scraped from many prior leaks and stealer campaigns into a single standardized format, then split into numbered "subs" files for easier distribution and sale. The scale comes from aggregation, not from a single dramatic hack.

Check If You Are Affected

When a leak reaches into the millions, the odds that your own email is somewhere inside it climb considerably, wether you remember signing up for the original source or not. HEROIC's free scanner checks against more than 400 billion breached records, covering combolists at this scale, so you can find out for certain instead of assuming you're fine.

Breach Breakdown

Domain segacloud 5000 subs 7 uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 18 Mar 2026
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Private & Secure No Account Needed 2,733 scanned today
Breach Rank #N/A by affected users
Impact Score
40
sensitivity + scale + recency
Est. Financial Impact $32.6M 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

Important
Financial Protection

Monitor credit reports and set up fraud alerts with major credit bureaus

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Identity Protection

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