They have no interest in the real covenant, what concerns them is temporal supremacy. As the Catholic Church always stood in the way of their anti-Christ plans, they have to try to erase it from the Earth.
Due to their small numbers, they cannot attack Catholics head-on, so they have to use propaganda and the media to warp the minds of Catholics and neutralize them. There is a simple word for it, Judaization. A Judaized "Catholic" is about as useful in a fight against the devil, as a breadstick is for hitting home runs.