: The official 7-Zip utility allows you to use the "Test" or "List" features to see the file structure and checksums without extracting the data.
: Use a robust antivirus or an online scanner like VirusTotal to check the file for malicious scripts or trojans. BBB-0175.7z
: Run the command 7z l -slt BBB-0175.7z in a terminal to see technical details such as the compression method (LZMA/LZMA2), original file dates, and attributes. : The official 7-Zip utility allows you to