CB LOGS 5 Stealer Log Exposes 15,390 U.S. Credentials

HEROIC's DarkHive system discovered the CB LOGS 5 breach, exposing 15,390 records on May 19, 2022. This stealer log dataset contains email addresses, plaintext passwords, and URLs harvested from infected devices across the United States by infostealer malware distributed through Telegram channels.

Why This Is Dangerous

With 15,390 records, the CB LOGS 5 stealer log represents one of the larger credential harvests in this period. Each record reflects credentials stolen live from an actively used device, meaning the passwords were current at the time of collection. Cybercriminals use large datasets like this to run automated credential stuffing campaigns against banks, email providers, and corporate VPN portals, testing each credential across hundreds of services simultaneously.

What Was Exposed

• Email addresses
• Plaintext passwords
• URLs and API host references from infected browser sessions
• Geographic data indicating United States origin

Why This Matters

Large stealer log datasets like CB LOGS 5 enable attackers to run industrial-scale account takeover operations. The 15,390 plaintext credential pairs require no decryption or cracking, enabling immediate exploitation. Password reuse across platforms means each record can unlock multiple accounts, and session tokens bundled with the logs allow bypassing two-factor authentication. Even if individual victims have since changed some passwords, the breadth of this dataset ensures many records remain valid.

How Stealer Log Breaches Work

Infostealer malware spreads through phishing campaigns, malicious software downloads, and compromised websites. Once installed on a victim's device, the malware silently scans browser credential stores, extracting saved usernames, passwords, session cookies, and browsing history. The harvested data is bundled and uploaded to attacker-controlled Telegram channels, where operators like CB distribute logs across multiple numbered releases. HEROIC's DarkHive platform continuously monitors these channels to detect and catalog new breach datasets.

Check If You Are Affected

HEROIC offers a free identity scanner searching over 400 billion records including data from the CB LOGS 5 breach. Visit heroic.com to check if your information was exposed and take immediate steps to protect your accounts.