{"id":"e3b50fa5-3c3f-444e-937b-0a99d33731cd","title":"Outlook Macro Execution Without Warning Setting Enabled","description":"Detects the modification of Outlook security setting to allow unprompted execution of macros.","author":"@ScoubiMtl","status":"test","level":"high","date":"2021-04-05","modified":"2023-08-17","tags":["attack.privilege-escalation","attack.persistence","attack.command-and-control","attack.t1137","attack.t1008","attack.t1546"],"technique_ids":["T1008","T1137","T1546"],"logsource":{"category":"registry_set","product":"windows"},"falsepositives":["Unlikely"],"references":["https://www.mdsec.co.uk/2020/11/a-fresh-outlook-on-mail-based-persistence/","https://speakerdeck.com/heirhabarov/hunting-for-persistence-via-microsoft-exchange-server-or-outlook?slide=53"],"source_path":"rules/windows/registry/registry_set/registry_set_office_outlook_enable_macro_execution.yml","source_sha256":"22e96ad56584806054518e3eca65c94f384d78970f91a78a2bc01c78a1a15fa7","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/registry/registry_set/registry_set_office_outlook_enable_macro_execution.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Outlook Macro Execution Without Warning Setting Enabled\nid: e3b50fa5-3c3f-444e-937b-0a99d33731cd\nstatus: test\ndescription: Detects the modification of Outlook security setting to allow unprompted execution of macros.\nreferences:\n    - https://www.mdsec.co.uk/2020/11/a-fresh-outlook-on-mail-based-persistence/\n    - https://speakerdeck.com/heirhabarov/hunting-for-persistence-via-microsoft-exchange-server-or-outlook?slide=53\nauthor: '@ScoubiMtl'\ndate: 2021-04-05\nmodified: 2023-08-17\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.command-and-control\n    - attack.t1137\n    - attack.t1008\n    - attack.t1546\nlogsource:\n    category: registry_set\n    product: windows\ndetection:\n    selection:\n        TargetObject|endswith: '\\Outlook\\Security\\Level'\n        Details|contains: '0x00000001' # Enable all Macros\n    condition: selection\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1008","id":"T1008","name":"Fallback Channels","page":"techniques/enterprise/T1008/"},{"key":"enterprise/T1137","id":"T1137","name":"Office Application Startup","page":"techniques/enterprise/T1137/"},{"key":"enterprise/T1546","id":"T1546","name":"Event Triggered Execution","page":"techniques/enterprise/T1546/"}],"data_path":"data/detection-rules/e3b50fa5-3c3f-444e-937b-0a99d33731cd.json","kind":"sigma"}