Hypervisor Enforced Paging Translation Disabled

Status: test
Severity: high
Log source: category registry_set, product windows
Author: Nasreddine Bencherchali (Nextron Systems)
Source: github.com/SigmaHQ/sigma

Detects changes to the "DisableHypervisorEnforcedPagingTranslation" registry value. Where the it is set to "1" in order to disable the Hypervisor Enforced Paging Translation feature.

MITRE ATT&CK coverage

Tactic	Techniques
Defense Impairment	`T1685` Disable or Modify Tools

Telemetry coverage

Provider	Record / event type
Sysmon	Event ID 13: RegistryEvent (Value Set)

Rule body

title: Hypervisor Enforced Paging Translation Disabled
id: 7f2954d2-99c2-4d42-a065-ca36740f187b
status: test
description: |
    Detects changes to the "DisableHypervisorEnforcedPagingTranslation" registry value. Where the it is set to "1" in order to disable the Hypervisor Enforced Paging Translation feature.
references:
    - https://twitter.com/standa_t/status/1808868985678803222
    - https://github.com/AaLl86/WindowsInternals/blob/070dc4f317726dfb6ffd2b7a7c121a33a8659b5e/Slides/Hypervisor-enforced%20Paging%20Translation%20-%20The%20end%20of%20non%20data-driven%20Kernel%20Exploits%20(Recon2024).pdf
author: Nasreddine Bencherchali (Nextron Systems)
date: 2024-07-05
tags:
    - attack.defense-impairment
    - attack.t1685
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|endswith: '\DisableHypervisorEnforcedPagingTranslation'
        Details: 'DWORD (0x00000001)'
    condition: selection
falsepositives:
    - Unknown
level: high

Stages and Predicates

Stage 0: `condition`

selection

Stage 1: `selection`

selection:
    TargetObject|endswith: '\DisableHypervisorEnforcedPagingTranslation'
    Details: 'DWORD (0x00000001)'

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`Details`	eq	`DWORD (0x00000001)` corpus 40 (sigma 36, chronicle 4)	`field:"Details" kind:eq value:"DWORD (0x00000001)"`
`TargetObject`	ends_with	`\DisableHypervisorEnforcedPagingTranslation`	`field:"TargetObject" kind:ends_with value:"\DisableHypervisorEnforcedPagingTranslation"`