Mac OS X on VirtualBox

A) Prepare Installer iso from

1. Download OS X Installer App from App Store

2. Go to InstallerApp/Contents/SharedSupport/

3. Mount InstallESD.dmg

4. Copy BaseSystem.dmg somewhere

5. Mount BaseSystem.dmg and Remove softlink of Packages

6. Copy actual Packages folder from mounted InstallESD.dmg location

 

B) Install FakeSMC.kext

1. Mount BaseSystem.dmg

2. Go to <MountedLocation>/System/Library/Extensions

3. Remove all below kext's ( you may want to have backup all those first )

    mv NVD*.kext /bkup

    mv ATI*.kext /bkup

    mv AppleIntelGMA*.kext /bkup

    mv AppleIntelHD*.kext /bkup

    mv AppleIntelSNB*.kext /bkup

    mv IOBluetooth*.kext /bkup

4. Download FakeSMC.kext from

    https://bitbucket.org/kozlek/hwsensors/downloads/Binaries%205.1.68.zip

5. Unzip and copy FakeSMC.kext to

    System/Library/Extensions

6. Change owner 

    chown -R root:wheel FakeSMC.kext

7. Change permission

    chmod 755 FakeSMC.kext

8. Unmount

C) Convert dmg to iso

    hdiutil convert BaseSystem.dmg -format UDTO -o BaseSystemInstaller.iso

D) Create VM in VirtualBox

     mount this installer iso as LiveCD and install os x