SciFi Cube Object No 38255 Low Poly Shape Texture 3D model is available on CGTrader for $6. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 1.17 MB), OBJ (OBJ, filesize: 2.37 MB), C4D (Cinema 4D, filesize: 1.19 MB), 3DS (3D Studio, filesize: 613 KB), FBX (Autodesk FBX, filesize: 9.81 MB)