Use Process Monitor (ProcMon) to see if the file creates new registry keys, deletes files, or injects code into other processes.
Document every file inside the .rar . Look for unusual extensions like .exe , .vbs , or .bat hidden among documents. IP_BernardoORIG_Set30.rar
Open the archive in a safe, isolated environment (such as a Virtual Machine) to examine its contents without executing them. Use Process Monitor (ProcMon) to see if the