Query: Sigma YAML for windows / process_creation
Matching passage: Sigma rule: Detects the use of the Group Policy Management Editor (GPME) to modify Default Domain or Default Domain Controllers Grou. Logsource: windows / process_creation. Rule: title: Windows Default Domain GPO Modification via GPME id: dcff7e85-d01f-4eb5-badd-84e2e6be8294 related: - id: e5ac86dd-2da1-454b-be74-05d26c769d7d type: similar status: experimental description: 'Detects the use of the Group Policy Management Editor (GPME) to modify Default Domain or Default Domain Controllers Group Policy Objects (GPOs). Adversaries may leverage GPME to make stealthy changes in these default GPOs to deploy malicious GPOs configurations across the domain without raising suspicion. ' references: - https://www.trendmicro.com/en_us/research/25/i/unmasking-the-gentlemen-ransomware.html - https://adsecurity.org/?p=3377 - https://sdmsoftware.com/general-stuff/launching-the-new-gp-management-editor-from-the-command-line/ - https://www.pentestpartners.com/security-blog/living-off-the-land-gpo-style/ author: TropChaud date: 2025-11-22 tags: - attack.privilege-escalation - attack.defense-impairment - attack.t1484.001 logsource: product: windows category: process_creation detection: selection_mmc: - Image|endswith: \mmc.exe - OriginalFileName: MMC.exe selection_gpme: CommandLine|contains|all: - gpme.msc - 'gpobject:' selection_default_gpos: CommandLine|contains: - 31B2F340-016D-11D2-945F-00C04FB984F9 - 6AC1786C-016F-11D2-945F-00C04FB984F9 condition: all of selection_* falsepositives: - Legitimate use of GPME to modify GPOs level: medium
Near-miss passage: Sigma rule: Detects uncommon target processes for remote thread creation. Logsource: windows / create_remote_thread. Rule: title: Remote Thread Creation In Uncommon Target Image id: a1a144b7-5c9b-4853-a559-2172be8d4a03 related: - id: f016c716-754a-467f-a39e-63c06f773987 type: obsolete status: test description: Detects uncommon target processes for remote thread creation references: - https://web.archive.org/web/20220319032520/https://blog.redbluepurple.io/offensive-research/bypassing-injection-detection author: Florian Roth (Nextron Systems) date: 2022-03-16 modified: 2025-07-04 tags: - attack.privilege-escalation - attack.stealth - attack.t1055.003 logsource: product: windows category: create_remote_thread detection: selection: TargetImage|endswith: - \calc.exe - \calculator.exe - \mspaint.exe - \notepad.exe - \ping.exe - \sethc.exe - \spoolsv.exe - \wordpad.exe - \write.exe filter_main_csrss: SourceImage: C:\Windows\System32\csrss.exe filter_main_notepad: SourceImage: - C:\Windows\System32\explorer.exe - C:\Windows\System32\OpenWith.exe TargetImage: C:\Windows\System32\notepad.exe filter_main_sethc: SourceImage: C:\Windows\System32\AtBroker.exe TargetImage: C:\Windows\System32\Sethc.exe filter_optional_aurora_1: StartFunction: EtwpNotificationThread filter_optional_aurora_2: SourceImage|contains: unknown process filter_optional_vmtoolsd: SourceImage: C:\Program Files\VMware\VMware Tools\vmtoolsd.exe StartFunction: GetCommandLineW TargetImage: - C:\Windows\System32\notepad.exe - C:\Windows\System32\spoolsv.exe filter_optional_xerox_pjems: SourceImage: C:\Program Files\Xerox\XeroxPrintExperience\CommonFiles\XeroxPrintJobEventManagerService.exe StartFunction: LoadLibraryW TargetImage: C:\Windows\System32\spoolsv.exe condition: selection and not 1 of filter_main_* and not 1 of filter_optional_* falsepositives: - Unknown level: medium