: They contain the miner but also hide "stealer" malware that grabs your passwords and browser cookies.
Most official releases of XMRig are distributed as files for Windows or .tar.gz for Linux. Files named "xmrig.rar" found on third-party forums, YouTube descriptions, or random download sites are frequently: xmrig.rar
: Never use a wallet address from an exchange like Coinbase for mining; use a dedicated Monero wallet like the official Monero GUI . : They contain the miner but also hide