How Universe_Logs 400 Cloud Logs Malware Led to 6,082 Stolen Logins

HEROIC analysts flagged a stealer log file uploaded to a public Telegram channel in November 2025 under the label "Universe_Logs 400 Cloud Logs." The file contained 6,082 records harvested from infected endpoints, including email addresses, plaintext passwords, and the URLs where each credential was captured. This type of leak is a direct result of malware running quietly on real people's devices, collecting login details in the background and sending them off to criminal operators.

Why This Is Dangerous

Because these credentials were stolen by malware at the moment of entry, they are current and accurate at the time of theft. The Universe_Logs file includes plaintext passwords, meaning there is nothing standing between an attacker and your accounts. With the email address, password, and destination URL all in one record, a criminal can attempt to log into your accounts without any additional work. Files like this are downloaded by many people once posted to Telegram, multiplying the number of potential attackers who have your credentials.

What Was Exposed

The following personal data types were present in this stealer log file:

• Email addresses
• Plaintext passwords (stored in cleartext, immediately usable)
• URLs identifying the websites each credential was used on

Why This Matters

Stealer log data is especially dangerous because it is actionable right away. Once an attacker has a matching email and password, they typically run automated tools to test those credentials against dozens of other platforms. Because so many people use the same password on multiple sites, a single stolen login can open the door to email inboxes, cloud storage, workpalce accounts, and financial services. Victems rarely find out until the damage is already done, such as finding accounts locked or unexplained transations appearing.

How Stealer Log Malware Led to This Leak

Infostealer malware gets onto a device through everyday-looking threats: a cracked software download, a fake browser extension, a phishing email, or a malicious ad. Once installed, it monitors the device and records credentials as users type them or pulls them from saved browser storage. The malware then compiles everything into a structured log file and transmits it to the attacker's server. The attacker organizes these logs, often branding them with names like "Universe_Logs," and uploads them to Telegram channels where other cybercriminals can access, purchase, or freely download the data.

Check If You Are Affected

Your email address may be in the Universe_Logs 400 Cloud Logs file right now, circulating among cybercriminals on Telegram. HEROIC's free scanner checks your email against over 400 billion compromised records from known breaches and stealer logs. Run a free check today and take action before someone uses your credentials to access your accounts.