Moshi Moshi is a VoIP Bot written in Python that uses SIP as VoIP Protocol, Text-to-speech engines for Output, and DTMF Tones for Input. It is part of a talk ("Sounds Like Botnet") given at DEF CON 19 and BSidesLV 2011 on VoIP Botnets by Itzik Kotler and Iftach (Ian) Amit.

Download
http://code.google.com/p/moshimoshi/downloads/detail?name=moshimoshi_poc.tar.gz&can=2&q=