Gen100mb15807.7z

: You may find that further compressing it yields little result if it was generated from random data, which is typical for "GEN" speed-test files.

.7z format specification — py7zr – 7-zip archive library GEN100MB15807.7z

: Before opening, upload the file to VirusTotal to check for malware signatures across dozens of antivirus engines. : You may find that further compressing it