This is a pure SNMP XML Data Query script.
Import the templates.
copy win32_procs.xml to <cactiroot>\resource\snmp_queries\
Add the data query 'SNMP - Running Processes' with Re-inxed method 'Index Count Changed'.
Click on 'Create Graphs for this Host'. You should see a list of all the running processes on the remote computer.
Select the process(es) you want to graph and click Create.