Activators are almost always flagged as "Malware" or "Trojan" by Windows Defender. While some claim these are "false positives" because they bypass security, many versions of these files are bundled with actual stealer malware or ransomware .
It is frequently found on various forums and file-sharing sites as a "KMS" or "Windows/Office" activation tool (often related to "Ratiborus" or similar digital license injectors). vrklik.7z
Never run an executable (.exe) from inside a .7z archive unless you are 100% certain of the source. Activators are almost always flagged as "Malware" or