122 Plaintext Passwords Were Just Dumped From UK Accounts

HEROIC has identified a stealer log file named UK Valid Access shared via Telegram that exposes 122 compromised records belonging to UK-based users. The file includes email addresses, plaintext passwords, and the specific URLs where each set of credentials was entered, offering attackers a complete package for unauthorized access.

The Severity of Plaintext Password Exposure

Plaintext passwords provide attackers with frictionless entry. There is no encryption layer to break through, no hash to reverse-engineer. Each password in this dump can be copied and pasted directly into a login form. For the 122 individuals affected, their credentials are fully compromised from the moment this file was shared publicly.

What Was Exposed

• Email addresses belonging to UK-based online accounts
• Plaintext passwords extracted from browser storage
• URLs of websites where login credentials were used

Credential Stuffing: From One Breach to Many Compromised Accounts

Once attackers have a working email-password pair, they deploy automated tools to test that combination against hundreds of other services. Online banking, email providers, government portals, and retail sites are all fair game. UK users who reuse passwords across services are especially vulnerable to this cascading form of attack.

How Infostealer Malware Collects Your Data

The credentials in this leak were harvested by infostealer malware installed on victim devices. This malware infiltrates systems through phishing links, trojanized software, or exploit kits. It silently captures stored browser credentials, form autofill data, and authentication cookies, then packages everything into logs distributed across underground forums and Telegram channels.

Check If Your Credentials Were Exposed

If you are a UK-based internet user, your credentials may be part of this or similar leaks. Search your email address using the HEROIC breach scanner, which covers more than 400 billion compromised records, to determine if your login information has been exposed. Prompt action can prevent attackers from exploiting your accounts.