Query: rule covering Detects the usage of SystemSettingsAdminFlows.exe to disable Windows Defender. SystemSettingsAdminFlows.exe is a legitim
Matching passage: Sigma rule: Detects the usage of SystemSettingsAdminFlows.exe to disable Windows Defender. SystemSettingsAdminFlows.exe is a legitim. Logsource: windows / process_creation. Rule: title: Windows Defender Disabled Via SystemSettingsAdminFlows.EXE id: da92713f-ca2d-4fab-8320-098013d3f43a status: experimental description: 'Detects the usage of SystemSettingsAdminFlows.exe to disable Windows Defender. SystemSettingsAdminFlows.exe is a legitimate Windows component used for administrative configuration tasks. However, attackers may abuse it to disable Windows Defender as part of their attack chain, especially in the context of ransomware or other malware campaigns. ' references: - https://thedfirreport.com/2026/02/23/apache-activemq-exploit-leads-to-lockbit-ransomware/ - https://www.huntress.com/blog/lolbin-to-inc-ransomware tags: - attack.defense-impairment - attack.t1685 author: Chirag Damani (KPMG India), Swachchhanda Shrawan Poudel (Nextron Systems) date: 2026-07-01 logsource: category: process_creation product: windows detection: selection_ssaf_img: - Image|endswith: \SystemSettingsAdminFlows.exe - OriginalFileName: SystemSettingsAdminFlows.EXE selection_ssaf_cli: CommandLine|contains: defender selection_cli_enable_opt: CommandLine|contains: - 'RTP ' - 'RealTimeProtection ' - 'DisableEnhancedNotifications ' selection_cli_enable_value: CommandLine|contains: '1' selection_cli_disable_opt: CommandLine|contains: - 'SubmitSamplesConsent ' - 'SpyNetReporting ' - 'DisableCDPUserAuthPolicy ' selection_cli_disable_value: CommandLine|contains: '0' condition: all of selection_ssaf_* and (all of selection_cli_enable_* or all of selection_cli_disable_*) falsepositives: - Legitimate turn off of Windows Defender by the technical users or administrators for troubleshooting or other purposes. level: high regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_lolbin_systemsettingsadminflows_defender_disable/info.yml
Near-miss passage: Sigma rule: Detects a possible process memory dump that uses a white-listed filename like TrolleyExpress.exe as a way to dump the LS. Logsource: windows / process_access. Rule: title: LSASS Access From Potentially White-Listed Processes id: 4be8b654-0c01-4c9d-a10c-6b28467fc651 status: test description: 'Detects a possible process memory dump that uses a white-listed filename like TrolleyExpress.exe as a way to dump the LSASS process memory without Microsoft Defender interference ' references: - https://twitter.com/_xpn_/status/1491557187168178176 - https://www.ired.team/offensive-security/credential-access-and-credential-dumping/dump-credentials-from-lsass-process-without-mimikatz - https://twitter.com/mrd0x/status/1460597833917251595 author: Florian Roth (Nextron Systems) date: 2022-02-10 modified: 2023-11-29 tags: - attack.credential-access - attack.t1003.001 - attack.s0002 logsource: category: process_access product: windows detection: selection: TargetImage|endswith: \lsass.exe SourceImage|endswith: - \TrolleyExpress.exe - \ProcessDump.exe - \dump64.exe GrantedAccess|endswith: - '10' - '30' - '50' - '70' - '90' - B0 - D0 - F0 - '18' - '38' - '58' - '78' - '98' - B8 - D8 - F8 - 1A - 3A - 5A - 7A - 9A - BA - DA - FA - '0x14C2' - FF condition: selection falsepositives: - Unknown level: high