Color correction and moire removal in JPG/TIFF possible?

Dear Community,

I have a question regarding color correction and moire removal.
Is it possible to correct false colors and moire patterns in JPG or TIFF files?
This pattern arises because of the missing Optical Low-Pass Filter of my Panasonic S5.

Is there a tool in RT with which I can correct this (at least the color would be nice)?

Thanks a lot for your advices :grinning:

Here are a few examples what I mean: