Rg1.zip

💡 : Without more context, it is impossible to provide the exact flag or solution steps.

If the file is encrypted with legacy ZipCrypto and you happen to know or possess one of the uncompressed files resting inside the ZIP, you can extract the encryption keys without knowing the password: rg1.zip

If the archive is encrypted and prompts you for a password, you can use specialized brute-forcing tools: 💡 : Without more context, it is impossible

: Run strings rg1.zip to see if there is any plaintext flag or readable developer commentary left in the binary data. 💡 : Without more context