{"id":"7dc2dedd-7603-461a-bc13-15803d132355","title":"Uncommon Child Process Of Conhost.EXE","description":"Detects uncommon \"conhost\" child processes. This could be a sign of \"conhost\" usage as a LOLBIN or potential process injection activity.","author":"omkar72","status":"test","level":"medium","date":"2020-10-25","modified":"2023-12-11","tags":["attack.stealth","attack.t1202"],"technique_ids":["T1202"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["http://www.hexacorn.com/blog/2020/05/25/how-to-con-your-host/"],"source_path":"rules/windows/process_creation/proc_creation_win_conhost_susp_child_process.yml","source_sha256":"7323944b5dc2948e283fefb81e61f091a95f9661f36eb4e97228c53aa5555dbc","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_conhost_susp_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 Conhost.EXE\nid: 7dc2dedd-7603-461a-bc13-15803d132355\nrelated:\n    - id: dfa03a09-8b92-4d83-8e74-f72839b1c407\n      type: similar\nstatus: test\ndescription: Detects uncommon \"conhost\" child processes. This could be a sign of \"conhost\" usage as a LOLBIN or potential process injection activity.\nreferences:\n    - http://www.hexacorn.com/blog/2020/05/25/how-to-con-your-host/\nauthor: omkar72\ndate: 2020-10-25\nmodified: 2023-12-11\ntags:\n    - attack.stealth\n    - attack.t1202\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage|endswith: '\\conhost.exe'\n    filter_main_conhost:\n        Image|endswith: ':\\Windows\\System32\\conhost.exe'\n    filter_main_null:\n        Image: null\n    filter_main_empty:\n        Image: ''\n    filter_optional_provider:\n        Provider_Name: 'SystemTraceProvider-Process'  # Race condition with SystemTrace doesn't provide all fields.\n    condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1202","id":"T1202","name":"Indirect Command Execution","page":"techniques/enterprise/T1202/"}],"data_path":"data/detection-rules/7dc2dedd-7603-461a-bc13-15803d132355.json","kind":"sigma"}