ProcNetMonitor is the free tool to monitor the network activity of all running process in any Windows version. It displays all open network ports (TCP/UDP) and active network connections for each process with detailed incoming / outgoing Port and IP. This makes it an effective tool in combating the Trojans and Spywares installed on the system which continuously send keyboard strokes, online account data and other sensitive information to remote server. It provides option to terminate the selected process.
ProcNetMonitor works on all Windows platforms starting from XP to latest Windows 7 version and is a fully portable free application.
Download it from http://securityxploded.com/procnetmonitor.php