SciFi Cube Object No 18114 Low Poly Shape Texture 3D model is available on CGTrader for $6. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 3.08 MB), OBJ (OBJ, filesize: 6.4 MB), 3DS (3D Studio, filesize: 1.56 MB), C4D (Cinema 4D, filesize: 2.56 MB), FBX (Autodesk FBX, filesize: 10.8 MB)