While the WinRAR software itself might be legitimate, the "Key.exe" bundled with it is almost certainly malicious. Technical Breakdown of the Name
Genuine WinRAR license keys are provided as a small file named rarreg.key , not as an executable program.
The version of the compression utility (released around late 2020/early 2021). FINAL: Indicates a stable release, not a beta version. ES: Specifies the Spanish language interface. WinRAR.v6.00.FINAL.ES.x86.x64.Incl.KEY.exe
Claims to include a registration key or a program to generate one. Safe Recommendation
Files with this naming convention are frequently distributed on torrent and "warez" sites. They often contain trojans, ransomware, or miners disguised as a "keygen" or "crack." While the WinRAR software itself might be legitimate,
WinRAR offers a perpetual trial period where the software remains functional even after 40 days.
If you need WinRAR, it is strongly advised to download it only from the official WinRAR website . FINAL: Indicates a stable release, not a beta version
If you want a completely free, open-source tool without license prompts, 7-Zip is the industry standard and supports .rar files.