It can be checked is there any malware by examining active processes. The list can be accessed from the "Task Manager" process tab.
If you want to make a list with cmd, you can use the "tasklist" command.
During an incident response, we usually need more detailed information. For example: parent process, child process information, network activities performed by the process, memory dump etc. The "Process Hacker" tool can be used to get such extra data.