3mb for such a software sounds amateurish. Back in old days when we used to make trojans in delphi the focus was much on file size. Pushing the limits. I rememb

3mb for such a software sounds amateurish. Back in old days when we used to make trojans in delphi the focus was much on file size. Pushing the limits. I remember writing the application as a console app greatly reduced the size to few kbs. I suspect this Telegram trojan is made as .NET GUI app that hides itself Also ‘D’ is right about being dependent on third party for communication, its never a good idea. If you want some sophisticated setup in malware look up GameOver Zeus / P2P-Zeus. That is what I call neat software made by a advanced developer.