27,602 Records from 31.7 LOGS_CENTEER Leaked in Stealer Log Attack

A stealer log file labeled "31.7 LOGS_CENTEER" was uploded to a public Telegram channel on July 31, 2022, exposing 27,602 records from compromised user devices. The file included plaintext passwords, email addresses, and URLs, all harvested by malware running silently on infected machines. With nearly 28,000 records publicly available, this leak represents a significant and immediate threat to the people whose credentials were included.

Why This Is Dangerous

Stealer logs don't require attackers to do any additional work once they have the file. The credentials come out of the malware already formatted and ready for use in automated login attacks. No cracking, no decoding, just direct access to accounts across whatever services the victim happened to use.

When a log this size hits a public Telegram channel, it gets shared fast. The file likely spread to multiple platforms and forums within hours of the original upload, meaning the window where credentials were at immediate risk wasn't just a few days. It may have extended for weeks or longer as the data continued to circulate.

The presence of both email adresses and their matching plaintext passwords also opens the door to email account takeover, which is one of the most damaging attack paths available. Once someone controls your email, they can reset passwords on virtually every other account you have.

What Was Exposed

• Email addresses tied to active online accounts
• Plaintext passwords with no encryption or protection
• URLs showing which websites and services the victims used
• API host data revealing connected application access points
• Endpoint identifiers from the infected devices
• Browser-stored credential data harvested by the stealer
• Potential session cookie information from active logins
• Login patterns indicating frequently visited services

Why This Matters

At 27,602 records, this is one of the larger stealer log dumps to surface from this time period. The scale means a statistically meaningful number of people with corporate or enterprise email addresses are likely in the dataset, which expands the risk beyond personal accounts into workplace systems. A single compromised work email can give attackers access to internal tools, client data, and sensitive company information.

Password reuse makes the problem compound quickly. Most people don't use unique passwords for every service, so each record in this file potentially unlocks not one but several accounts. The attackers who accessed this file didn't just gain 27,602 entry points. They may have gained many times that number in actual account access opportunities.

How Stealer Log Works

Stealer log malware infects devices through a range of delivery methods, including fake software downloads, phishing attachments, and compromised websites. Once installed, it begins harvesting credentials stored in browsers, checking keylogger captures, and pulling any authentication tokens it can find. All of this happens in the background with no visible signs to the user.

The collected data gets packaged into a structured log file and sent to a remote server controlled by the attacker. These files are then sorted by region, email provider, or service type to make them more valuable. High-quality logs get sold, while others get shared freely on platforms like Telegram to build reputation or attract buyers.

The attack is particularly hard to detect because the malware uses legitimate system processes and the data exfiltration mimics normal network traffic. Victims often only find out beleive they were compromised when they recieve alerts about suspicious logins or find their data in a public breach database.

Check If You Were Affected

With 27,602 records from the 31.7 LOGS_CENTEER file circulating publicly since July 2022, your credentials could be out there right now. HEROIC's breach checker at heroic.com lets you search your email address against thousands of known breach datasets, including stealer log archives. Check your email today and update any passwords that may have been compromised.