Legally: Absolutely not. You are violating Microsoft’s End User License Agreement (EULA).
Practically: No. You are trading a $100–$150 software license for the potential of losing your banking credentials, personal files (to ransomware), or having your PC used for cybercrime.
SadeemPC is a well-known name in the "crack distribution" community. However, you will rarely find the original, unaltered software on these third-party re-packing sites.
Here is the reality: Most uploaders (including SadeemPC) bundle these activators with additional "gifts" you never asked for. Because the original Re-Loader source code is often flagged as a "hack tool" by antivirus software, it is extremely easy for malicious actors to wrap it in additional malware—cryptominers, ransomware, info-stealers, or adware.
The file is labeled "Setup Free," meaning no installation required. But when you run the .exe file, you are giving it Administrator privileges. Once it has that access, the software can: