Query: alert when Detects changes to the HypervisorEnforcedCodeIntegrity registry key and the "Enabled" value being set to 0 in order to d
Matching passage: Sigma rule: Detects changes to the HypervisorEnforcedCodeIntegrity registry key and the "Enabled" value being set to 0 in order to d. Logsource: windows / registry_set. Rule: title: Windows Hypervisor Enforced Code Integrity Disabled id: 8b7273a4-ba5d-4d8a-b04f-11f2900d043a related: - id: 6225c53a-a96e-4235-b28f-8d7997cd96eb type: similar status: test description: 'Detects changes to the HypervisorEnforcedCodeIntegrity registry key and the "Enabled" value being set to 0 in order to disable the Hypervisor Enforced Code Integrity feature. This allows an attacker to load unsigned and untrusted code to be run in the kernel ' references: - https://www.welivesecurity.com/2023/03/01/blacklotus-uefi-bootkit-myth-confirmed/ - https://github.com/redcanaryco/atomic-red-team/blob/04e487c1828d76df3e834621f4f893ea756d5232/atomics/T1562.001/T1562.001.md#atomic-test-43---disable-hypervisor-enforced-code-integrity-hvci author: Nasreddine Bencherchali (Nextron Systems), Anish Bogati date: 2023-03-14 modified: 2024-07-05 tags: - attack.defense-impairment - attack.t1685 logsource: category: registry_set product: windows detection: selection: TargetObject|endswith: - \Control\DeviceGuard\HypervisorEnforcedCodeIntegrity - \Control\DeviceGuard\Scenarios\HypervisorEnforcedCodeIntegrity\Enabled - \Microsoft\Windows\DeviceGuard\HypervisorEnforcedCodeIntegrity Details: DWORD (0x00000000) condition: selection falsepositives: - Legitimate system administration tasks that require disabling HVCI for troubleshooting purposes when certain drivers or applications are incompatible with it. level: high regression_tests_path: regression_data/rules/windows/registry/registry_set/registry_set_deviceguard_hypervisorenforcedcodeintegrity_disabled/info.yml simulation: - type: atomic-red-team name: Disable Hypervisor-Enforced Code Integrity (HVCI) technique: T1562.001 atomic_guid: 70bd71e6-eba4-4e00-92f7-617911dbe020
Near-miss passage: Sigma rule: Detects execution of different log query utilities and commands to search and dump the content of specific event logs or. Logsource: windows / process_creation. Rule: title: Potentially Suspicious EventLog Recon Activity Using Log Query Utilities id: beaa66d6-aa1b-4e3c-80f5-e0145369bfaf related: - id: 9cd55b6c-430a-4fa9-96f4-7cadf5229e9f type: derived status: test description: 'Detects execution of different log query utilities and commands to search and dump the content of specific event logs or look for specific event IDs. This technique is used by threat actors in order to extract sensitive information from events logs such as usernames, IP addresses, hostnames, etc. ' references: - http://blog.talosintelligence.com/2022/09/lazarus-three-rats.html - https://thedfirreport.com/2023/10/30/netsupport-intrusion-results-in-domain-compromise/ - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-144a - https://www.group-ib.com/blog/apt41-world-tour-2021/ - https://labs.withsecure.com/content/dam/labs/docs/f-secureLABS-tlp-white-lazarus-threat-intel-report2.pdf - https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.diagnostics/get-winevent?view=powershell-7.3 - https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-eventlog?view=powershell-5.1 - http://www.solomonson.com/posts/2010-07-09-reading-eventviewer-command-line/ - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/wevtutil - https://ptsecurity.com/research/pt-esc-threat-intelligence/striking-panda-attacks-apt31-today - https://www.cybertriage.com/artifact/terminalservices_remoteconnectionmanager_log/ - https://ponderthebits.com/2018/02/windows-rdp-related-event-logs-identification-tracking-and-investigation/ author: Nasreddine Bencherchali (Nextron Systems), X__Junior (Nextron Systems) date: 2022-09-09 modified: 2025-12-02 tags: - attack.credential-access - attack.discovery - attack.t1552 - attack.t1087 logsource: category: process_creation product: windows detection: selection_wmi: CommandLine|contains|all: - Select - Win32_NTLogEvent selection_wevtutil_img: - Image|endswith: \wevtutil.exe - OriginalFileName: wevtutil.exe selection_wevtutil_cli: CommandLine|contains: - ' qe ' - ' query-events ' selection_wmic_img: - Image|endswith: \wmic.exe - OriginalFileName: wmic.exe selection_wmic_cli: CommandLine|contains: ' ntevent' selection_cmdlet: CommandLine|contains: - 'Get-WinEvent ' - 'get-eventlog ' selection_logs_name: CommandLine|contains: - Microsoft-Windows-PowerShell - Microsoft-Windows-Security-Auditing - Microsoft-Windows-TerminalServices-LocalSessionManager - Microsof