{"id":"835e75bf-4bfd-47a4-b8a6-b766cac8bcb7","title":"Uncommon Child Process Of Setres.EXE","description":"Detects uncommon child process of Setres.EXE.\nSetres.EXE is a Windows server only process and tool that can be used to set the screen resolution.\nIt can potentially be abused in order to launch any arbitrary file with a name containing the word \"choice\" from the current execution path.\n","author":"@gott_cyber, Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"high","date":"2022-12-11","modified":"2024-06-26","tags":["attack.stealth","attack.t1218","attack.t1202"],"technique_ids":["T1202","T1218"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unlikely"],"references":["https://lolbas-project.github.io/lolbas/Binaries/Setres/","https://twitter.com/0gtweet/status/1583356502340870144","https://strontic.github.io/xcyclopedia/library/setres.exe-0E30E4C09637D7A128A37B59A3BC4D09.html","https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-r2-and-2012/cc731033(v=ws.11)"],"source_path":"rules/windows/process_creation/proc_creation_win_setres_uncommon_child_process.yml","source_sha256":"22f1ac2cdb630e90615c549b9daf9bd105b14df58b2bfaa5c25d417f48289305","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_setres_uncommon_child_process.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Uncommon Child Process Of Setres.EXE\nid: 835e75bf-4bfd-47a4-b8a6-b766cac8bcb7\nstatus: test\ndescription: |\n    Detects uncommon child process of Setres.EXE.\n    Setres.EXE is a Windows server only process and tool that can be used to set the screen resolution.\n    It can potentially be abused in order to launch any arbitrary file with a name containing the word \"choice\" from the current execution path.\nreferences:\n    - https://lolbas-project.github.io/lolbas/Binaries/Setres/\n    - https://twitter.com/0gtweet/status/1583356502340870144\n    - https://strontic.github.io/xcyclopedia/library/setres.exe-0E30E4C09637D7A128A37B59A3BC4D09.html\n    - https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-r2-and-2012/cc731033(v=ws.11)\nauthor: '@gott_cyber, Nasreddine Bencherchali (Nextron Systems)'\ndate: 2022-12-11\nmodified: 2024-06-26\ntags:\n    - attack.stealth\n    - attack.t1218\n    - attack.t1202\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage|endswith: '\\setres.exe'\n        Image|contains: '\\choice'\n    filter_main_legit_location:\n        Image|endswith:\n            - 'C:\\Windows\\System32\\choice.exe'\n            - 'C:\\Windows\\SysWOW64\\choice.exe'\n    condition: selection and not 1 of filter_main_*\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1202","id":"T1202","name":"Indirect Command Execution","page":"techniques/enterprise/T1202/"},{"key":"enterprise/T1218","id":"T1218","name":"System Binary Proxy Execution","page":"techniques/enterprise/T1218/"}],"data_path":"data/detection-rules/835e75bf-4bfd-47a4-b8a6-b766cac8bcb7.json","kind":"sigma"}