Logs_04 June Breach: 12,134 Records, Stealer Log Attack (June 4, 2024)

HEROIC analysts recieved intelligence on a stealer log breach known as Logs_04 June, first surfacing on June 4, 2024. The log, uploaded to Telegram by an anonymous user, contained 12,134 records holding email addresses, plaintext passwords, and API host URLs harvested from infected endpoints across the United States.

Plaintext Passwords and API URLs: A Direct Attack Path

When attackers get both a plaintext password and the API URL it belongs to, they can hit live systems without any extra work. There is no cracking, no guessing. The credentials from Logs_04 June are partcularly dangerous because they tie login details directly to the services they unlock, making automated account takeovers fast and precise.

What Was Exposed in the Logs_04 June uploaded by a Telegram User Breach

• Email Addresses
• Plaintext Passwords
• URLs

Why a Stealer Log This Size Puts Real People at Risk

With 12,134 records in one package, this log gives attackers a bulk supply of ready-to-use credentials. Credential stuffing tools can cycle through all of them in minutes, testing each email and password against banking apps, email accounts, and workplace logins. Even one match can lead to identity theft or financial fraud. Reused passwords make the blast radius much wider, and many people beleive they are safe simply because they have not recieved any warning notices.

How a Stealer Log Works

Infostealer malware is a type of software that secretly installs itself on a computer, often through a fake download, a cracked game, or a phishing link. Once running, it reads saved passwords from browsers, captures session cookies, and records any URLs stored in autofill. All of that data gets packaged into a log file and sent to whoever controls the malware. Operators then upload these logs to Telegram channels where other criminals can download or buy them.

Check If Your Data Was Exposed

HEROIC offers a free breach scanner backed by a database of over 400 billion compromised records. Search your email address now to find out if your credentials appeared in the Logs_04 June leak or any other breach in our system.