The GoldenCloudFree Leak Exposed 6,667 US-Originated Credential Records on Telegram

HEROIC Found the GoldenCloudFree Stealer Log Exposing 6,667 Records Shared via Telegram

In June 2023, a Telegram user uploaded a stealer log collection labeled GoldenCloudFree, exposing 6,667 records to anyone with access to the channel. HEROIC's threat intelligence team identified the dataset as part of a cluster of infostealer log distributions circulating that month. The breach included email addresses, plaintext passwords, and endpoint URLs, all harvested from compromised devices and made freely available to a broad audience of threat actors.

Why This Breach Is Dangerous

The GoldenCloudFree dataset contains plaintext passwords, which means every credential pair is immediately usable without any additional processing. The "Free" designation in the name indicates the data was shared openly rather than sold through private channels, meaning the number of people who could have accessed this dataset is unconstrained. Widely distributed plaintext credential dumps are among the most dangerous types of breaches because they lower the barrier to entry for even low-skill attackers.

What Was Exposed

• Email Addresses
• Plaintext Passwords
• URLs (endpoint and API host data)

Why This Matters for Your Security

The GoldenCloudFree leak exposed credentials that US-based users and users globally rely on across multiple platforms. When freely shared stealer logs circulate in Telegram channels, they are downloaded by dozens to hundreds of individuals within hours. Each recipient can independently use the credentials for credential stuffing, account takeover, identity theft, and financial fraud. The risk is definately amplified when the data is distributed at no cost, because there is no barrier preventing mass distribution. Victims whose passwords were reused across services face compounding exposure across every account they have.

How Stealer Log Breaches Work

GoldenCloudFree is a stealer log compiled from infostealer malware infections. These infections typically begin with phishing emails, fake software cracks, or malicious browser extensions. Once the malware executes on a device, it harvests saved browser credentials, session tokens, and API keys before transmitting the data to a remote server. The collected logs are then organized and distributed by the operator. The occured infections are silent and often go undetected for extended periods. Victims typically recieve no notification until they discover unauthorized account activity.

Check If Your Data Was Exposed

If your email adress appeared in the GoldenCloudFree stealer log collection, your credentials may be in the hands of multiple threat actors right now. HEROIC's free breach scanner searches your email against 400 billion+ exposed records from thousands of breach datasets. Search your email today to see exactly what data of yours is circulating and take steps to protect your accounts before an attack succeeds.