rapid7/metasploit-framework

@echo off
@setlocal EnableDelayedExpansion

@set arg=%~1

if [%arg%] == [] (
    echo Argument Missing:
    echo You must provide a directory that contains
    echo all the Windows patches in *.msu format.
    echo To Download patches manually, please go:
    echo http://mybulletins.technet.microsoft.com/BulletinPages/Dashboard
    exit /B
)

if not "!arg:~-1,1!" == "\" (
    @set arg=!arg!\
)


for /f %%f in ('dir /B %arg%') DO (
    @set fname=%%f
    @set lastfourchars=!fname:~-4,4!
    if "!lastfourchars!" == ".msu" (
        @set newname=!fname:~0,-4!
        mkdir %arg%!newname!
        mkdir %arg%!newname!\extracted
        expand /F:* %arg%!fname! %arg%!newname!
        expand /F:* %arg%!newname!\!newname!.cab %arg%!newname!\extracted
    )

)

echo Done!
echo Now go to %arg%,
echo and then use the search feature from Windows to
echo find the files you're interested in.