It is a false positive. While legitimate cracks do exist, their behavior (self-modifying code, injecting into system processes, disabling Windows security services) is identical to malware behavior. Even if the repacker had pure intentions, the moment they upload that file to an unsecured index of directory, a third-party can easily:
If budget is your primary concern, several free suites offer near-perfect compatibility with Word, Excel, and PowerPoint files: index of ms office 2024 repack