Rpc_Gotcha is a network based intrusion detection tool for detecting rpc based scans and attacks (buffer overflows). The program will passively sit on the network perimeter and process packets while analyzing the rpc message data payload looking for signs of a possible attack. Rpc_Gotcha will log all rpc calls made to the network and display payload data for possible attacks. Changes : This version has some major bug fixes , memory leaks and signature issues. It will also read tcpdump capture files in a batch mode.
You can download it from the following link: https://packetstormsecurity.com/files/download/11672/rpc_gotcha_beta1.1.tar.gz
Source: https://packetstormsecurity.com/files/11672/rpc_gotcha_beta1.1.tar.gz.html