Defiling Mac OS X - Ruxcon - Reverse Engineering Mac OS X - PUT ...

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EFI THE EXTENSIBLE FIRMWARE INTERFACE What is it ‣ Intel’s replacement for BIOS ‣ Macs use it to boot their stuff ‣ Many new PC mobos support it ‣ Maybe Intel got a bit NIH re: Open Firmware ‣ UEFI ‣ >= v1.10 ‣ Apple’s implementation was forked before UEFI Defiling Mac OS X - Ruxcon November, 2011
EFI THE EXPLOSIVE FARMVILLE INVARIANCE Why do I care ‣ EFI has drivers. ‣ Support hardware ‣ PCI buses and ethernet chipsets and stuff ‣ We can create new drivers ‣ Bad Things ‣ Drivers can be stored in fun places for mega-persistence ‣ EFI partition So awesome ‣ Option ROMs ‣ EFI firmware flash Defiling Mac OS X - Ruxcon November, 2011
Page 1 and 2: DEFILING MAC OS X: KERNEL ROOTKITS
Page 3 and 4: STUFF Things I will talk about ‣
Page 5 and 6: Defiling Mac OS X - Ruxcon November
Page 7 and 8: GETTING CODE INTO THE KERNEL Defili
Page 9 and 10: TECHNIQUES GETTING CODE INTO THE KE
Page 11 and 12: TECHNIQUES GETTING CODE INTO THE KE
Page 13 and 14: TECHNIQUES DODGY KERNEL SYMBOL RESO
Page 15 and 16: TECHNIQUES DODGY KERNEL SYMBOL RESO
Page 17 and 18: TECHNIQUES SYSCALL HOOKS Old faithf
Page 19 and 20: TECHNIQUES SYSCALL HOOKS static str
Page 21 and 22: TECHNIQUES TRUSTEDBSD HOOKS Trusted
Page 23 and 24: TECHNIQUES TRUSTEDBSD HOOKS kern_re
Page 25 and 26: TECHNIQUES NETWORKING HOOKS Registe
Page 27 and 28: ROOTKITTERY Defiling Mac OS X - Rux
Page 29 and 30: TECHNIQUES PROCESS PRIVESC void pro
Page 31 and 32: TECHNIQUES HIDING PROCESSES Might l
Page 33 and 34: TECHNIQUES HIDING FILES Hiding file
Page 35: ONE MORE THING... *cue turtleneck*
Page 39 and 40: EFI THE EXPANSIVE FURNITURE INTERFE
Page 41 and 42: REFERENCES Mac OS X Kernel Programm

Defiling Mac OS X - Ruxcon - Reverse Engineering Mac OS X - PUT ...

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