Check out SciFi Cube Object No 38367 Low Poly Shape Texture 3D model on CGTrader for $6. High-quality mesh by 3dmodelbase.
STL (Stereolithography, filesize: 1.79 MB), OBJ (OBJ, filesize: 3.67 MB), 3DS (3D Studio, filesize: 945 KB), C4D (Cinema 4D, filesize: 1.64 MB), FBX (Autodesk FBX, filesize: 10.2 MB)