The STARLINKCLOUD Dump: 151,848 Stolen Login Credentials Hit Telegram

HEROIC analysts identified a stealer log file posted to Telegram on October 24, 2023 labeled STARLINKCLOUD, exposing 151,848 records. The dataset contained email addresses, plaintext passwords, and URLs including internal hostnames consistent with cloud service infrastructure. What made this dump stand out from routine credential leaks was the apparent structural targeting of cloud-related endpoints. The attacker or aggregator did not simply compile generic browser credentials. The file appeared curated around access to cloud environments, making it a significantly higher-risk package than a typical Telegram credential drop of comparable size.

Why This Is Dangerous

A stealer log of 151,848 records that includes cloud service URLs is not just a personal data problem. It is a potential entry point into corporate networks. Cloud credentials are among the most valuable types of access an attacker can obtain because cloud accounts often sit at the center of an organization's entire digital operation. Email, file storage, payment systems, developer tools, and employee directories all flow through cloud platforms. If even a fraction of the records in the STARLINKCLOUD dump belonged to people with business cloud access, the downstream exposure for their employers could be enormus.

What Was Exposed

• Email addresses tied to compromised devices and accounts
• Plaintext passwords ready to use with no decryption required
• URLs including internal cloud service and API endpoints
• 151,848 total records in the STARLINKCLOUD stealer log
• Data first posted publicly on Telegram on October 24, 2023
• Source: compiled infostealer malware log targeting cloud access

Why This Matters

The size of this breach puts it in a different category than many Telegram stealer log drops. At over 151,000 records, the STARLINKCLOUD file contains enough data to fuel large-scale credential stuffing campaigns targeting any major cloud provider, email platform, or SaaS application. People who reuse passwords accross their personal and work accounts are especially at risk. A single working credential from this dataset could open a door to a business environment that was never meant to be exposed. The fact that this data has been circulating since 2023 means attackers have had years to quietly test and monetize these credentials.

How Stealer Log Breaches Work

Infostealer malware infects devices through a wide range of delivery methods: phishing emails, trojanized software installers, fake browser update prompts, and even malicious advertisements. Once active on a device, the malware operates without any visible signs. It extracts saved passwords from the browser's credential store, reads autofill data, harvests active session cookies, and records the URLs of recently visited services. All of this is bundled into a log file and transmitted to the attacker. The resulting logs are then sorted, sometimes by service category like cloud or banking, and either sold on underground forums or shared on Telegram as free samples to attract buyers for premium data.

Check If You Are Affected

HEROIC's breach scanner is free to use and checks your email address against over 400 billion leaked records from stealer logs, dark web forums, and verified breaches like the STARLINKCLOUD incident. If your credentials are somewhere in that database, you deserve to know. The scan is instant and reqires no account creation. Go to HEROIC, enter your email, and find out immediately whether your data is in circulation before someone acts on it.