New answers tagged sniffing
It's a Wi-Fi network, so you need monitor mode; promiscuous mode generally doesn't work very well in Wi-Fi adapters. Note that, if your network is a "protected" network, using WEP or WPA/WPA2, you will need to use Wireshark, or some other network analyzer that can decrypt the encrypted packets on a protected network, and will need to provide it with the ...
If it is running locally, you could try to see the process (process explorer on Windows or ps on Linux). You could also derive it from disk (and cpu) activity patterns. Finally, you could analyse the traffic yourself to see if there is a data stream sending your behaviour to a remote machine. See some suggestions here. If it is running on your network ...
Microsoft network monitor can capture packets and sort them based on the process name. I would use that as a starting point.
Top 50 recent answers are included