Well this is a nice of the creators of G-Archiver, looks like he/she/them decided to steal everyones login and passwords using his little tool. So remember if you have used G-Archiver then send all your hate mail to email@example.com, as this was the address that the passwords were being sent to.
The developers have also given a rather flimsy excuse for what happens, I ask why would you need to collect the user names and passwords to debug a program? What The?
A Question of Programming Ethics
SANS – Don’t use G-Archiver