Default [REQ] Contacts images

Please Help!

Where the hell are the png images of these contacts?
I opened ALL apk the stock rom NE2 but I can not find them.
I'd like to replace them with images created by me.
Attached Thumbnails
Click image for larger version

Name:	Screenshot_1.jpg
Views:	169
Size:	198.4 KB
ID:	2842598   Click image for larger version

Name:	Screenshot2.jpg
Views:	159
Size:	158.7 KB
ID:	2842599