what are these files in msconfig

both are legitimate programs belonging to reputed companies
pmhandler is some utility by Lenovo PC
nodkrn32 is the best antivirus software that is NOD32

if you still have any doubts, then download the HikackThis v2.02 software and scan.. its tiny fast n free

*www.processlibrary.com/

u can check all of them here. unless any are malware, safer to disable them. but ya, removing them will not remove the files, but only prevent them from starting up. i think ur pc is infected. nodkrn23 is trying to masquerade as a nod32 process ! i thinks its a trojan. just scan ur pc wilt avg anti-spyware first...

nodkrn23 is a spyware process.. see here for more info.. *spywarefiles.prevx.com/RRIJIF034665870/NODKRN23.EXE.html

The rest all are valid processes
hkcmd - Intel Hotkey Command
ehtray - Windows Media Center tray (u dont need it unless ur using media center regularly, else u can disable it, doesn't make a diff)
igfxtray, igfxpers - intel integrated graphics

You can do a simple google search for the process name and u'll get more info on it..