: You can paste the full string into VirusTotal . If the file has been seen before by security researchers, it will show a report on whether it is safe or malicious.
: Avoid running or extracting the file if you did not explicitly request it. Download File 7CFFCB08C197D7AC24318F36B5CABEF02...
: Modern operating systems (like Windows or macOS) and applications often use these alphanumeric strings to verify the integrity of small update "chunks" or patches. : You can paste the full string into VirusTotal