I ran into the same problem. When you're running the command file from
the terminal, it's asking for a 1 (run) or 2 (exit). You can pipe the 1
to the command and it'll run. I have a package that copies the command
file to the tmp folder as well, and ...
I got the tool from
https://support.symantec.com/en_US/article.TECH103489.html to work by
creating a policy that installs a package that copies the
RemoveSymantecMacFiles.command file to /private/tmp/ and in File and
Processes - Execute Command: echo...