If you're interested in for your own devices, I can recommend secure, legal alternatives.
is a highly dangerous Android Remote Access Trojan (RAT) primarily used by cybercriminals to perform unauthorized surveillance and financial theft. Due to its malicious nature, direct download links for the software or "guides" for its deployment are not provided here. Overview of CraxsRAT v3 craxsrat v3 link
The downloader itself may be infected with a different RAT or ransomware. If you're interested in for your own devices,
: Ensure your Android OS and security patches are up to date. I can recommend secure
: The ability to browse, download, upload, or delete files on the victim's phone. Data Exfiltration