Known problem, complain to your AV vendor. [The same issue](https://forum.nim-lang.org/t/10824) was last reported three days ago.
Basically your AV vendor sucks at fingerprinting Nim binaries and just thinks anything written in Nim is a virus.
- can't run nim Freeways1234
- can't run nim PMunch
- can't run nim systemonia
- can't run nim ingo
- can't run nim SergeyR
- can't run nim ringabout
- can't run nim SergeyR
- can't run nim doinksworth
