Greenshot is a free and open source light-weight screenshot software tool for Windows. If you havent heard about it; I strongly suggest to try it out.
“Greenshot-INSTALLER-0.8.0-0627.exe” /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
Greenshot uses an encoded file based config file unique for each user, located at
So the ideal setting can be applied by pre creating this dat file and copying it to APPDATA location at logon.