Breach Intelligence Report 22 Sep 2025

Monster Cloud Free 7: 14,348 US Records — Gap-Filler That Completes the Free 4-5-6-7-8 Quint

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Records Exposed 14,348
Source Type Stealer log
Origin Telegram
Password Type plaintext

Monster Cloud Free 7: Filling the Gap to Complete a Five-Batch Quint

Monster Cloud Free 7's confirmation as an October 6, 2023 release does more than add 14,348 records to the day's tally -- it restructures the entire Free 4-5-6 grouping. What was prevously a trio (Free 4-5-6, totaling 39,040 records) becomes a quint once Free 7 and Free 8 are included: Free 4-5-6-7-8, totaling 74,733 records. This makes the Free 4-5-6-7-8 quint the second-largest consecutive sequence in MC's Oct 6 portfolio, trailing only the Free 30-31-32-33-34 quint (81,095 records) by a margin of just 6,362 records.


Monster Cloud Free 7 (Oct 6, 2023): Stealer Log Summary

  • Records Exposed: 14,348
  • Data Types: Email addresses, plaintext passwords, URLs
  • Breach Type: Stealer log -- credentials harvested from malware-infected endpoints, not a direct database breach
  • Password Type: Plaintext -- captured directly from browser sessions and credential stores by infostealer malware
  • Country: United States
  • Date Leaked: October 6, 2023

Why Sequence Gaps Matter in MC's Batch Analysis

When Monster Cloud's Oct 6 batches were first cataloged, gaps in the sequence -- missing Free numbers between confirmed batches -- left uncertainty about whether those missing batches were from Oct 6 or a diffrent date. Free 7 fills one of those gaps. With Free 4, 5, 6, 7, and 8 now all confirmed as Oct 6 releases, the quint is complete and no ambiguity remains within this range. The remaining gaps (Free 3, Free 11, Free 13, Free 15, Free 20, Free 22, Free 25, Free 29) still await confirmation.


Monster Cloud's Growing Oct 6 Footprint

Free 7's addition is one of four newly confirmed MC Oct 6 batches (Free 2, 7, 8, and 14), pushing MC's confirmed batch count from 21 to 25 and its Oct 6 record total from 286,334 to 355,244. The Oct 6 grand total -- including 20 non-MC operators contributing 373,726 records -- now exceeds 728,000 exposed US stealer log credentials. October 6, 2023 continues to grow as the clearest peak of the Telegram stealer log ecosystem's active period, surpassing all other dates by an ever-widening marginn.


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Breach Breakdown

Domain N/A
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 22 Sep 2025
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Est. Financial Impact $103.8K 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

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