I got these results and I'm skeptical. Does anyone have any insight?

https://www.virustotal.com/gui/file/689f36c37eaae5424aef2729a9aa9739d9f855007de926c41c52442fd0dc26c4/detection

As per FAQ, since NTT-Assemble assembles a new executable out of parts of existing executable, some antivirus programs may consider it a virus. You can compile it yourself from source if you are concerned.