which will give you a box for search & enter: Shareaza and click on first (top) response. Can do the same entering sinala. Both will go to tedious page pushing Norton but will contain descriptions of each mentioning exact file size (which you could enter into you computers "search for files& folders" by size and also give several other file names these baddies install and you could search for those. Finding any of these files on your puter would indicate a true infection. Becareful to write down names & other info EXACTLY for search to be accurate.
You might also try Trend-Micros Housecalls online scanner as it should find the worm that they call :worm_p2load.a. (Shareaza). Scan for IE Active X browser here:http://www.trendmicro.com/spyware-scan/
If using a Java Browser IE or Mozilla or Firefox etc go here for scan:http://uk.trendmicro-europe.com/enterprise/products/housecall_launch.php
Good Luck and beware P2P file share programs.