If your anti-virus does not quarantine it, I would consider the machine compromised. Disable autorun on you main machine if you have not already.
Without disassembling the software, we don't know what it does.
There have been Bitcoin wallet stealers in the wild. New ones may include a keylogger to capture wallet passwords.
Edit: listening implies waiting for commands. That implies the program won't tell you what it does (it does not know).
So it waiting for the creator's command to do what the command is?
could it be a multipurpose malware?
could be remote access tool, some guys before were pulling off a giveaway scam and remote controlling pc + stealing coins manually
if you opened the .exe, format your drive :-)