My Windows10 virtual box will not start up anymore

[nicodemuz]

After running the scripts in this repo, my virtual machine is not booting up any more...

Configuration error: Querying "AcpiCreatorRev" as integer failed (VERR_CFGM_NOT_INTEGER).

[nicodemuz]

Applying this change seemed to make it at least boot the virtual machine:
#19 (comment)

However, the machine itself still refuses to boot up:

[nicodemuz]

@nsmfoo how do I revert the damage done on my VM box?

[nicodemuz]

I managed to restore the modified .vbox file by doing some basic data recovery that searches for the modified string on the disk:
sudo grep -a -B 100 -A 100 'VBoxInternal/Devices/pcbios/0/Config/DmiSystemVersion' /dev/nvme1n1p2

The main diff between the files seem to have been:

      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000002/eax" value="0x20444d41"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000002/ebx" value="0x657a7952"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000002/ecx" value="0x2039206e"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000002/edx" value="0x30303935"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000003/eax" value="0x32312058"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000003/ebx" value="0x726f432d"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000003/ecx" value="0x72502065"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000003/edx" value="0x7365636f"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000004/eax" value="0x20726f73"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000004/ebx" value="0x20202020"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000004/ecx" value="0x20202020"/>
      <ExtraDataItem name="VBoxInternal/CPUM/HostCPUID/80000004/edx" value="0x00202020"/>
      <ExtraDataItem name="VBoxInternal/Devices/acpi/0/Config/AcpiCreatorId" value="I"/>
      <ExtraDataItem name="VBoxInternal/Devices/acpi/0/Config/AcpiCreatorRev" value="00000001"/>
      <ExtraDataItem name="VBoxInternal/Devices/acpi/0/Config/AcpiOemId" value="ALASKA"/>
      <ExtraDataItem name="VBoxInternal/Devices/acpi/0/Config/CustomTable" value="/home/nico/Repos/antivmdetection/DSDT_SystemProductName.bin"/>
      <ExtraDataItem name="VBoxInternal/Devices/ahci/0/Config/Port0/FirmwareRevision" value="4B2QEXM7"/>
      <ExtraDataItem name="VBoxInternal/Devices/ahci/0/Config/Port0/SerialNumber" value="3308E5C50B6C450"/>

Removing these changes started up my Windows virtual machine again.