{"id":"60f16a96-db70-42eb-8f76-16763e333590","title":"New Capture Session Launched Via DXCap.EXE","description":"Detects the execution of \"DXCap.EXE\" with the \"-c\" flag, which allows a user to launch any arbitrary binary or windows package through DXCap itself. This can be abused to potentially bypass application whitelisting.\n","author":"Beyu Denis, oscd.community, Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"medium","date":"2019-10-26","modified":"2022-06-09","tags":["attack.stealth","attack.t1218"],"technique_ids":["T1218"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate execution of dxcap.exe by legitimate user"],"references":["https://lolbas-project.github.io/lolbas/OtherMSBinaries/Dxcap/","https://twitter.com/harr0ey/status/992008180904419328"],"source_path":"rules/windows/process_creation/proc_creation_win_dxcap_arbitrary_binary_execution.yml","source_sha256":"46978515ba9bad33a8eb60818c71150ed4a577a89ed6fb927221a4a55c290aa8","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_dxcap_arbitrary_binary_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: New Capture Session Launched Via DXCap.EXE\nid: 60f16a96-db70-42eb-8f76-16763e333590\nstatus: test\ndescription: |\n    Detects the execution of \"DXCap.EXE\" with the \"-c\" flag, which allows a user to launch any arbitrary binary or windows package through DXCap itself. This can be abused to potentially bypass application whitelisting.\nreferences:\n    - https://lolbas-project.github.io/lolbas/OtherMSBinaries/Dxcap/\n    - https://twitter.com/harr0ey/status/992008180904419328\nauthor: Beyu Denis, oscd.community, Nasreddine Bencherchali (Nextron Systems)\ndate: 2019-10-26\nmodified: 2022-06-09\ntags:\n    - attack.stealth\n    - attack.t1218\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_img:\n        - Image|endswith: '\\DXCap.exe'\n        - OriginalFileName: 'DXCap.exe'\n    selection_cli:\n        CommandLine|contains: ' -c ' # The \".exe\" is not required to run the binary\n    condition: all of selection*\nfalsepositives:\n    - Legitimate execution of dxcap.exe by legitimate user\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1218","id":"T1218","name":"System Binary Proxy Execution","page":"techniques/enterprise/T1218/"}],"data_path":"data/detection-rules/60f16a96-db70-42eb-8f76-16763e333590.json","kind":"sigma"}