If you can confirm whether you were looking for for imaging, or perhaps Guide9/Project Pluto for star mapping, I can provide more specific details. How to perform plate solving with PointCraft? Connecting PHD2 for autoguiding? Astro Photography Tool Walkthrough (+ PHD2 Guiding)
None of the results point to a file explicitly named "astrodto.rar". However, is the most likely candidate for astrophotography automation. Useful Guide: Astro Photography Tool (APT) astrodto.rar
APT acts as a "Swiss army knife" for astrophotography, automating tasks for DSLR, CCD, and CMOS cameras. Download: Ensure you are downloading the official version. If you can confirm whether you were looking