While devices like COLDCARD do export backups as AES-encrypted .7z files , these are generated by the user on their own device and named specifically by the hardware—not downloaded as a "Cold Wallets All" package. Recommended Action Plan
If you downloaded this file from an email, a social media link, or a non-official repository, it is likely a malicious package . Cold Wallets All.7z
Do not extract the contents. Opening such files can trigger scripts that compromise your entire system . While devices like COLDCARD do export backups as
Only download wallet software from official domains (e.g., ledger.com , trezor.io ). Opening such files can trigger scripts that compromise
AI responses may include mistakes. For financial advice, consult a professional. Learn more What Is A Cold Wallet? Top Cold Wallets of 2025 - Ledger
If you have already interacted with the file, run a full system scan with reputable antivirus software and check for unauthorized background processes .