Create ChamferBox using these values

 

Using Material Editor Apply this image at (Material Blinn Basic Parameters) press button next to Diffuse, Material/Map Browser appear then double click Bitmap. Apply material to Chamfer Box.



Apply Unwrap UVW Modifier . Select front face of Chamfer Box using selection tool. Ignore backfacing. Click Planar Map Button. Then Click Edit



Edit UVWs window open. Fix the image accordingly. Then close Edit UVWs window.



Now Select the right face side of Chamfer Box using selection tool. Click Planar Map Button. Then Click Edit.

Edit UVWs window open. Fix the image accordingly. Then close Edit UVWs window.

Now Select the top face side of Chamfer Box using selection tool. Click Planar Map Button. Then Click Edit.

Edit UVWs window open. Fix the image accordingly. Then close Edit UVWs window.

Apply Noise Modifier using these setting.



Now apply StretchModifier using these setting.



Final Output