The sup_icelogs Telegram Breach You Probably Haven’t Heard Of

HEROIC's breach monitoring system surfaced a Telegram-distributed stealer log known as "BR Logs sup_icelogs" that was shared in July 2023. The file contained 1,802 records harvested from infected endpoints in the United States, each entry pairing an email address with a plaintext password and the corresponding URL where the credentials were captured. Breaches of this type rarely generate headlines -- but they quietly fuel months of downstream account compromise.

The specific danger in this dataset is its operational completeness. An attacker receives not just an email and password, but the exact website where those credentials work. That eliminates the guesswork from credential stuffing and allows highly targeted attacks against the services victims actually use. With plaintext passwords, no additional processing is needed before launching an attack.

The BR Logs sup_icelogs uploaded by a Telegram User Breach: Leaked Data Summary

• Records exposed: 1,802
• Date of breach: 04-Jul-2023
• Email Addresses: Real user identities tied to active accounts
• Plaintext Passwords: Unencrypted credentials ready for immediate use
• URLs: Specific site adresses revealing exactly where passwords were stolen from
• Country of origin: United States
• Breach category: Stealer log shared via Telegram channel

Why BR Logs sup_icelogs uploaded by a Telegram User Credential Data Is Valuable to Attackers

Data from Telegram stealer log channels like sup_icelogs is prized in criminal forums because it requires virtually no post-processing. Each row contains a ready-to-use login triplet -- URL, email, and plaintext password -- enabling immediate credential stuffing across banking sites, streaming platforms, corporate VPNs, and email providers. Attackers also exploit this data for account takeover fraud, using verified access to drain stored payment methods, intercept communications, or pivot into corporate networks. The combination of email and reused passwords is especially powerful, since a majority of users apply the same password across multiple accounts. A single hit can unlock a chain of services far beyond the original breach source.

What Is a Stealer log and How Does It Work?

A stealer log is generated by malware -- typically a trojan or infostealer -- that infects a device and silently collects browser-saved credentials, cookies, and autofill data. The malware then transmits this harvested data to its operator, who packages it into structured log files. These files are sold, traded, or posted in private Telegram channels like the one where this dataset originiated. The "BR Logs" naming convention suggests a curated or categorized collection, possibly sorted by geography or account type. Victims usually have no idea their device was compromised until their accounts start showing unauthorised login activity.

Search for Your Data in the BR Logs sup_icelogs uploaded by a Telegram User Breach

If your email address or credentials may have been part of this stealer log, you can find out right now. HEROIC indexes over 400 billion compromised records from thousands of breach sources -- including Telegram stealer log archives like this one. Run a free search to check whether your data is in this breach or any other, and take action before your accounts are targeted. Your exposure window closes the moment you act on it.