Dark Web Intel: 5,786 Credentials From the Cloud Temshik Dump

HEROIC dark web analysts identified and confirmed the Cloud Temshik stealer log dataset, a collection of 5,786 credential records uploaded to Telegram in May 2023 by an anonymous threat actor. Intelligence gathered from our dark web monitoring network indicates this dataset contains plaintext passwords, email addresses, and the exact URLs of websites each victim was actively logged into at the time of infection. The data was not obtained through a server hack. It was silently extracted from compromised devices by infostealer malware and distributed freely across Telegram channels where cybercriminals routinely share and exploit such collections. Cloud Temshik has been added to HEROIC's breach index, which now contains more than 400 billion records from dark web sources.

Why This Is Dangerous

Dark web intelligence on stealer log datasets like Cloud Temshik consistently shows that these collections are among the most rapidly exploited breach types in circulation. Unlike hashed password dumps that require cracking, every credential in Cloud Temshik is immediately usable. Attackers who obtained this Telegram file recieve a structured list pairing email addresses with working plaintext passwords and direct URLs for the services where those credentials were in active use. Our threat intelligence monitoring indicates that accounts from stealer log datasets are typically targeted within 24 to 48 hours of a file being publicly released on Telegram, long before most victims receive any notification.

What Was Exposed

The Cloud Temshik Telegram stealer log included the following categories of compromised personal data:

• Email Addresses
• Plaintext Passwords
• URLs (the exact websites and online services where each victims credentials were actively in use at the time of device compromise)

The presence of active login URLs alongside credentials is what elevates stealer log data above a standard password dump in terms of immediate threatr to victims. Attackers hold a precise targeting map, not just a list of guesses.

Why This Matters

Dark web monitoring of the Cloud Temshik dataset and similar collections confirms a consistent pattern of harm for affected individuals. Once credentials from a stealer log enter criminal networks, they are repackaged, traded, and deployed across multiple attack campaigns. Real-world outcomes for victims include:

• Credential stuffing - automated tools testing your stolen email and password against hundreds of banking, retail, email, and social media platforms simultaneously
• Account takeover - direct unauthorized access to accounts whose exact credentials appear in the dump
• Identity theft - using compromised email access to trigger password resets on addtional accounts
• Financial fraud - unauthorized transactions, transfers, or charges using payment methods linked to compromised accounts

How Stealer Log Operations Work

Cloud Temshik is the name identifying the specific Telegram channel or distribution operation that assembled and published this batch of infostealer data. The underlying collection process follows a well-documented pattern observed across dozens of similar dark web campaigns. Infostealer malware infects a victims device through phishing emails, malicious software downloads, fake browser extensions, or trojanized application installers. Once installed, it operates silently, scanning browser-saved passwords, session cookies, autofill data, and login URLs. All harvested data is packaged into a structured log file and transmited to attacker-controlled infrastructure. Individual device logs are then bundled into collection batches and released on Telegram channels for free distribution. HEROIC dark web analysts monitor these channels continuosly to identify new datasets and alert affected users as quickly as possible.

Check If You Are Affected

HEROIC offers a free identity monitoring scanner that searches across more than 400 billion breach records, including dark web stealer log datasets like Cloud Temshik. If your email address or password appears in this dump or any other known breach collection, HEROIC will alert you immediately so you can act before attackers do. Run your free scan at HEROIC.com today.