These are not encrypted macro viruses. They contain six macros: AutoExec,
AutoOpen, AutoClose, FileClose, FCFinish, AOpnFinish. They infect the
system on AutoOpen and files on FileClose.
The viruses contain the text:
Microsoft Word for Windows 95 “MadDog” Macro Set
v 1.0, March l996
(c) Copyright Microsoft Corporation, 1995
On AutoClose they replace ‘e’ symbol with ‘a’ within current document.