Note: %System32% are an invariable way. The virus decides the current System folder through the inquiry operating system
Position.
%Windir% WINDODWS in table of contents
%DriveLetter% Logical driver root directory
%ProgramFiles% The system program default installs the table of contents
%HomeDrive% Current start system in district
%Documents and Settings% Current user documents root directory
%Temp% \ Documents and Settings
\ current user \ Local Settings \ Temp
%System32% System's System32 folder
In Windows2000/NT tacitly approves installs the way is C:\Winnt\System32
in windows95/98/me tacitly approves installs the way is C:\Windows\System
in windowsXP tacitly approves installs the way is C:\Windows\System32