This is an encrypted macro virus. It contains four macros: AutoExec, AutoOpen, FileSaveAs, STARDUST.
The virus infects the global macros area (NORMAL.DOT) on opening an infected document. On Word startup the virus infects recently used documents listed in FileList. The virus also writes itself to documents that are saved with a new name.
The virus inserts into documents the text:
StarDustMemories