Attaching cable company service wire to side of house
The red point on the right is called a &quot;P hook&quot; and the red point on the left is a &quot;drop clamp.&quot; Drop clamps are used to make sure the strain on the cable is parallel to the length of the cable and doesn't force the cable into a bent or kinked state.
Coaxial cables intended for aerial drops like this typically have a &quot;messenger wire&quot; that further reduces the strain; non-reinforced RG-6 coaxial has a maximum rating of 35lb pull force but some have up to 126lbs. Weight of coaxial is roughly 35lb per 1000 feet so short runs aren't a big deal without messenger wire support.
For your application, you can leave the P hook and replace the drop clamp unless you can reuse the existing one. I'd try to combine all of those coax drops into one cable if possible and split it further down the line (but I can't see what else they're connected to in this photo).
Note also that cables are supposed to be protected within 8' of grade, this typically means entering a conduit where it meets the house and runs down the wall inside conduit, so multiple cables can be contained in conduit and have a much neater look.
Source - cable install primer
On the other hand, your siding appears to be vinyl; is that what you're painting?