The bit of malware found by ESET is in the Recyle Bin on one of the accounts. Please empty the Recycle Bin in each account on your computer.
I've never used this antivirus program so I can't comment on how much of a drain it puts on your resources at startup or when it scans a program while you are opening it. It may also be trying to update at startup.
And then I had to restart when I installed Avira and it all started then.
I see you had Comodo and Avast installed at one time also.
Let's see if we can free up some resources.
You have these 2 programs running. Any reason for this?
PRC - C:\Program Files\Unlocker\UnlockerAssistant.exe ()
PRC - C:\Documents and Settings\Home\My Documents\ProcessExplorer\procexp.exe (Sysinternals - www.sysinternals.com
We can also look at uninstalling SpywareGuard. But let's take this a step at a time.