Macro.Word97.Plasma is a virus containing six macros: AutoOpen, AutoExec, AutoClose, ToolsMacro, ToolsProtectDocument and ToolsUnprotectDocument.
It infects the documents that are opened, closed or saved under new names (AutoOpen, FileClose, FileSaveAs). On file opening the virus also turns the VirusProtection option off.
The following text is inserted in infected documents:
Upon entering the Tools/Macro or Tools/ProtectDocument menus the virus displays a MessageBox containing the following:
‘Plasma’ then sets a password to the current document: “SNOOPY”
When a user enters the Tools/UnprotectDocument menu the virus displays the MessageBox: