{"id":"ff0f2b05-09db-4095-b96d-1b75ca24894a","title":"DotNET Assembly DLL Loaded Via Office Application","description":"Detects any assembly DLL being loaded by an Office Product","author":"Antonlovesdnb","status":"test","level":"medium","date":"2020-02-19","modified":"2023-03-29","tags":["attack.execution","attack.t1204.002"],"technique_ids":["T1204.002"],"logsource":{"category":"image_load","product":"windows"},"falsepositives":["Unknown"],"references":["https://medium.com/threatpunter/detecting-adversary-tradecraft-with-image-load-event-logging-and-eql-8de93338c16"],"source_path":"rules/windows/image_load/image_load_office_dotnet_assembly_dll_load.yml","source_sha256":"6de5b92b91e7a2b4c7bc0c13c259ec06720874e8e2bacfa749889ad48dfcdc2b","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/image_load/image_load_office_dotnet_assembly_dll_load.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: DotNET Assembly DLL Loaded Via Office Application\nid: ff0f2b05-09db-4095-b96d-1b75ca24894a\nstatus: test\ndescription: Detects any assembly DLL being loaded by an Office Product\nreferences:\n    - https://medium.com/threatpunter/detecting-adversary-tradecraft-with-image-load-event-logging-and-eql-8de93338c16\nauthor: Antonlovesdnb\ndate: 2020-02-19\nmodified: 2023-03-29\ntags:\n    - attack.execution\n    - attack.t1204.002\nlogsource:\n    category: image_load\n    product: windows\ndetection:\n    selection:\n        Image|endswith:\n            - '\\excel.exe'\n            - '\\mspub.exe'\n            - '\\onenote.exe'\n            - '\\onenoteim.exe' # Just in case\n            - '\\outlook.exe'\n            - '\\powerpnt.exe'\n            - '\\winword.exe'\n        ImageLoaded|startswith: 'C:\\Windows\\assembly\\'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1204.002","id":"T1204.002","name":"Malicious File","page":"techniques/enterprise/T1204.002/"}],"data_path":"data/detection-rules/ff0f2b05-09db-4095-b96d-1b75ca24894a.json","kind":"sigma"}