DE MYSTERIIS DOM JOBSIVS Mac EFI Rootkits - Reverse ...

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II. EFI FUNDAMENTALSDe Mysteriis Dom Jobsivs - Black Hat USA2012
WHAT’S AN EFI?AND WHY DO I CARE?‣ BIOS replacement‣ Initially developed at Intel‣ Designed to overcome limitations of PC BIOS‣ “Intel Boot Initiative”‣ Used in all Intel Macs - now I care‣ Used on lots of PC mobos as UEFI‣ With Compatibility Support Module (CSM) for BIOS emulation‣ UEFI?‣ Handed over to Unified EFI Consortium @ v1.10‣ Apple’s version reports as v1.10De Mysteriis Dom Jobsivs - Black Hat USA2012
Page 1 and 2: DE MYSTERIIS DOM JOBSIVS:MAC EFI RO
Page 3 and 4: AGENDA‣ Things I will talk aboutI
Page 5 and 6: INTRODUCTIONI WANT A COOL BOOT SCRE
Page 10 and 11: EFI ARCHITECTUREPUTTING THE “SUCK
Page 12 and 13: EFI ARCHITECTURE‣ Tables - pointe
Page 14 and 15: EFI ARCHITECTURE‣ Some telling ex
Page 16 and 17: III. DOING BAD THINGS WITHEFIDe Mys
Page 18 and 19: DOING BAD THINGS WITH EFIATTACKING
Page 24 and 25: ATTACKING THE KERNEL‣ Patch the k
Page 26 and 27: ATTACKING THE KERNELStart of kernel
Page 28 and 29: ATTACKING THE KERNELPATCHING THE KE
Page 31 and 32: ATTACKING THE KERNEL‣ What’s ou
Page 33 and 34: ATTACKING THE KERNEL‣ Preparing o
Page 35 and 36: ATTACKING THE KERNELOTHER HALF-ASSE
Page 37 and 38: ‣ In ascending order of awesome
Page 39 and 40: PERSISTENCEEFI SYSTEM PARTITION‣
Page 41 and 42: PERSISTENCEPCI DEVICE EXPANSION ROM
Page 43 and 44: PERSISTENCEFIRMWARE FLASH‣ Apple
Page 46 and 47: PERSISTENCEFIRMWARE FLASH‣ Manipu
Page 48 and 49: V. EVIL MAID ATTACKSDe Mysteriis Do
Page 50 and 51: EVIL MAID ATTACKSWHAT CAN WE DO WIT
Page 52 and 53: EVIL MAID ATTACKSIT’S MY JOB TO K
Page 54 and 55: EVIL MAID ATTACKSTHUNDERBOLT TO GIG
Page 56 and 57: DEMO‣ Evil maid using USB‣ Boot
Page 58 and 59:
DEMODe Mysteriis Dom Jobsivs - Blac
Page 60 and 61:
IN CASE MY DEMO BROKEHERE’S SOME
Page 62 and 63:
DEFENCEEFI FIRMWARE PASSWORD?‣ Ha
Page 64 and 65:
DEFENCEUEFI SECURE BOOT‣ Issues
Page 66 and 67:
REFERENCES‣ UEFI Spec‣ http://w
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DE MYSTERIIS DOM JOBSIVS Mac EFI Rootkits - Reverse ...

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