A: No. Your friend may have unknowingly passed you a Trojan. Always verify file hashes (checksums) or download directly from the official developer.
The file is a disk image commonly associated with the "X-Force" key generator used to bypass Autodesk 2020 software licensing on macOS. What is Xf-adsk2020.dmg?
or use a firewall to block the software from verifying the license with Autodesk servers. Risks and Security Warnings : Files like this are frequently bundled with malware, trojans, or miners