This is not a standalone file. It is the second segment of a larger archive created with 7-Zip .
"To extract the contents, open the first file in the sequence ( SS-Tas-010_v.7z.001 ) using 7-Zip or WinRAR . The software will automatically combine the parts."
"Error: Missing preceding volume. Part .002 cannot be processed without SS-Tas-010_v.7z.001 ." How to use it