The "2M" likely refers to two million entries containing email addresses and passwords. Attackers use these lists to gain unauthorized access to accounts where users have reused passwords.

Change passwords for all sensitive accounts, especially Gmail and crypto exchanges, using a reputable password manager to generate unique, strong passwords.

Use tools like the Have I Been Pwned scanner to see if your email address has appeared in known data breaches.

Enable on every possible account.

Ensure your unarchiving tools (like WinRAR or 7-Zip) are updated to the latest version to protect against known vulnerabilities like CVE-2018-20253 . Secure Your Accounts:

If you suspect your credentials may be in such a leak, or if you have interacted with similar files, take the following steps immediately:

Encrypted RAR files are a high-risk file type. Attackers often hide malware inside, such as session token stealers , which can bypass 2FA by stealing active login sessions directly from your browser.

Refrain from downloading "combo lists," cracked software, or "private" leaks from untrusted sources, as these are primary delivery methods for modern malware. Combolists and ULP Files on the Dark Web - Group-IB