D-MAT. Has a LOT of permissions! (https://knowledge.protektoid.com/apps/com.verizon.obdm/d48680955d8d58bade2e6620ccb1e30b9bf23cb8e50055e10de3466da558c0ee) DMAT Account ? It is used to hold shares and securities in dematerialised/electronic format. Seems weird that Verizon provide this so it's likely not this.
Phones target this application