ATM Logo Replacement

[superfly]

I need some help figuring this out.
 
The idea is to replace the default textures for ATMs server side so everyone sees the same thing.
Having your local bank's brand ingame would be such a nice touch.

 

ATM Box: http://i.imgur.com/Z0bRobo.jpg

ATM Shade: http://i1051.photobucket.com/albums/s440/ssnakeyes1/2014-12-29_00005_zps5ee09b7a.jpg

 

Is this possible and does anyone maybe know how ?