You don't need to risk malware and legal trouble. There are legitimate ways to get premium-quality VPN protection without paying $15/month.
Most top VPNs offer a 30-day money-back guarantee (NordVPN, ExpressVPN, CyberGhost). You can legally sign up, use the service for 29 days as a "free premium account," and request a refund. x vpn free premium account top
Using a stolen account is technically "Unauthorized Access" under the Computer Fraud and Abuse Act (CFAA) in the US and similar laws globally. While a VPN provider likely won't sue an individual user, if the account was purchased with a stolen credit card, you could be investigated as part of the fraud ring. You don't need to risk malware and legal trouble