A custom boot image format used to load the critical boot components for the Xbox OS. It contains its own mapped loader block, kernel and/or hypervisor (if host), and more. These files can be located within the user-data section for bootable XVD's, or in the boot.bin for the Host OS VBI.
File format
VBI Header
Offset
Length
Type
Information
0x00
0x04
uint32
Magic (1IBV)
0x04
0x04
uint32
MinimumVersion
0x08
0x04
uint32
SizeOfHeaders
0x0C
0x04
uint32
ImageSize
0x10
0x08
uint64
BasePhysicalAddress
0x18
0x08
uint64
TrampolineVirtualAddress
0x20
0x04
uint32
DataOffset
0x24
0x04
uint32
Flags
0x28
0x04
uint32
DirectoryEntryCount
0x2C
0xB8
VbiDirectory
Directories
VBI Directory
Offset
Length
Type
Information
0x00
0x04
uint32
Offset
0x04
0x04
uint32
Size
Module List
System (10.0.22621.3444)
Index
Name
[0]
ntoskrnl.exe
[1]
hal.dll
[2]
kdcom.dll
[3]
xbsyspsext.sys
[4]
ksecext.sys
[5]
msrpc.sys
[6]
uem.dll
[7]
lstringkm.dll
[8]
xci.dll
[9]
ci.dll
[10]
cng.sys
[11]
crashdmp.sys
[12]
xvsc.sys
[13]
storport.sys
[14]
xpalk.dll
[15]
xvio.sys
[16]
volmgr.sys
[17]
wmilib.sys
[18]
mountmgr.sys
[19]
fltmgr.sys
[20]
ksecdd.sys
[21]
ksecpkg.sys
[22]
condrv.sys
[23]
pcw.sys
[24]
ntfs.sys
[25]
partmgr.sys
[26]
volume.sys
[27]
disk.sys
[28]
classpnp.sys
[29]
netio.sys
[30]
WppRecorder.sys
[31]
ndis.sys
[32]
hwpolicy.sys
[33]
pdc.sys
[34]
cea.sys
[35]
xvuc.sys
[36]
fileinfo.sys
[37]
fvevol.sys
[38]
rdyboost.sys
[39]
xsraflt.sys
[40]
fs_rec.sys
[41]
tcpip.sys
[42]
fwpkclnt.sys
[43]
msfs.sys
[44]
npfs.sys
GameCore (10.0.19041.4350)
Index
Name
[0]
ntoskrnl.exe
[1]
hal.dll
[2]
kdcom.dll
[3]
xbpsext.sys
[4]
ksecext.sys
[5]
msrpc.sys
[6]
uem.dll
[7]
xci.dll
[8]
ci.dll
[9]
cng.sys
[10]
xdgext.sys
[11]
crashdmp.sys
[12]
xvsc.sys
[13]
storport.sys
[14]
xvio.sys
[15]
volmgr.sys
[16]
wmilib.sys
[17]
mountmgr.sys
[18]
fltmgr.sys
[19]
ksecdd.sys
[20]
ksecpkg.sys
[21]
condrv.sys
[22]
pcw.sys
[23]
ntfs.sys
[24]
partmgr.sys
[25]
volume.sys
[26]
disk.sys
[27]
classpnp.sys
[28]
netio.sys
[29]
WppRecorder.sys
[30]
ndis.sys
[31]
fileinfo.sys
Retrieving from user-data section
Requirements
Developer Mode
Administrator-level Privileges
SSH
Steps
Connect to the console using a privileged user account
Run:
xcrdutil.exe -read_ud F:\system.xvd 0 200 <path on console for output>