The LeakBase 6.2Kk Firegoon Dump Could Unlock Your Email and Accounts
On September 21, 2024, a threat actor known as firegoon posted a stealer log to an underground hacking forum under the label "6,2Kk Url:log:pass" -- a format that signals a URL, login, and password combo list harvested from infostealer malware. The dump contains 6.2 million total records, of which 123,441 are unique, and every single one includes a plaintext password. This is part of an ongoing series of credential releases by the same actor. If one of those passwords is yours, it can be used right now to break into your email, your bank, and every other account where you reused that credential.
Why This Is Dangerous
Plaintext passwords are the most dangerous type of leaked credential. Unlike hashed passwords that require cracking time, plaintext credentials are immediately usable. Firegoon's dumps are part of a sustained, serialized release campaign targeting massive numbers of users across many platforms. The pairing of a homepage URL with each credential tells attackers exactly which site to try the password on first.
What Was Exposed
- Email addresses
- Homepage URLs (the specific site each credential belongs to)
- Plaintext passwords (immediately usable, no cracking required)
Why This Matters
The chained damage from a plaintext credential dump is severe and fast-moving:
- Credential stuffing: Attackers run your email and password against hundreds of sites simultaneously -- banking, shopping, email providers -- until something opens.
- Email account takeover: Once your email is compromised, attackers can reset passwords on every other account linked to it, locking you out entirely.
- Financial fraud: Bank and payment accounts accessed through reused passwords lead directly to unauthorized transfers and purchases.
- Social media hijacking: Taken-over accounts are used to scam your contacts, spread malware, or extort you for account return.
How Stealer Log Dumps Work
A stealer log is a collection of credentials harvested by infostealer malware -- malicious software silently installed on a victim's computer through phishing emails, malicious downloads, or cracked software. Once running, the malware captures usernames and passwords as they are typed or retrieved from browser password managers, then transmits them to the attacker. These logs are aggregated into large combo files and sold or shared on underground forums. The "ULP" format (URL, Login, Password) is the standard packaging used to make the data immediately useful for automated credential stuffing attacks.
Check If You Are Affected
If your email address appears in this or any other firegoon dump, your password may already be in the hands of criminals. Use Heroic's free breach search tool, backed by over 400 billion compromised records, to find out immediately.
Search the Heroic Database Now -- It's Free
Related Parts
This release is part of firegoon's ongoing LeakBase ULP dump series. Other releases in this campaign include:
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