Breach Intelligence Report 14 Sep 2025

DaisyCloud-Championing May 25 2024: 12,479 U.S. Credentials, Final Week of May Daily Release

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
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Records Exposed 12,479
Source Type Stealer log
Origin Telegram
Password Type plaintext

HEROIC's DarkHive intelligence system detected the NEW_DAISYCLOUD-CHAMPIONING May 25, 2024 release, exposing 12,479 U.S. credential records on Telegram. This release is part of the campaign's consistent final week of May output -- a daily series that ran through May 25, 26, resumed May 28, and continued through June 12 before tapering. At 12,479 records, this is one of the stronger single-day volumes in the pre-escalation phase, predating the volume surge that would push May 29 to 12,424 and May 30 to 21,744. The data includes email addresses, plaintext passwords, and login URLs harvested from infected U.S. devices.


Why This Is Dangerous

The 12,479 victims in this release had their credentials posted on Telegram before most of them had any awareness their devices were compromised. Plaintext passwords require no cracking -- anyone recieving this data can attempt account logins immediately across banking, email, and social media platforms. Thier combination of email address, exact password, and login URL is the most actionable credential format for account takeover. Infostealer malware operates silently in the background, and victims typically discover the compromise only after detecting unauthorized account access -- often long after the data was already distributed and exploited.


What Was Exposed

  • Email Addresses
  • Plaintext Passwords
  • Login URLs

Why This Matters

Credentials from this May 25, 2024 release have been in circulation for over a year. Secondary markets for infostealer data remain active, and large batches like this one continue to be tested against live services by actors who acquire them well after the original distribution. Victims who reuse passwords across seperate platforms remain exposed on every service where those credentials appear. Anyone whose email address appears in this release should immediatly change all associated passwords and review active sessions across linked accounts for signs of unauthorized access.


How Stealer Logs Work

Stealer logs are produced by infostealer malware distributed through phishing campaigns, malicious downloads, and compromised browser extensions. Once installed on a victim's device, the malware silently harvests credentials from browsers and applications, then transmits them to attacker-controlled servers. NEW_DAISYCLOUD-CHAMPIONING operators batched harvested records and released them daily through late May and June 2024. The May 25 release -- 12,479 records in a single upload -- reflects a malware infrastructure maintaining high daily output during the final week of May, days before the series hit its peak volumes at the end of the month.


Check If You Are Affected

HEROIC offers a free identity scanner that searches over 400 billion records, including data from breaches like NEW_DAISYCLOUD-CHAMPIONING. Visit heroic.com to scan your email address and find out if your information was exposed in this May 2024 stealer log release.

Breach Breakdown

Domain N/A
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 14 Sep 2025
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Breach Rank #N/A by affected users
Impact Score
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Est. Financial Impact $90.3K 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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