{"id":"318557a5-150c-4c8d-b70e-a9910e199857","title":"File Creation In Suspicious Directory By Msdt.EXE","description":"Detects msdt.exe creating files in suspicious directories which could be a sign of exploitation of either Follina or Dogwalk vulnerabilities","author":"Vadim Varganov, Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-08-24","modified":"2023-02-23","tags":["attack.privilege-escalation","attack.persistence","attack.t1547.001","cve.2022-30190"],"technique_ids":["T1547.001"],"logsource":{"category":"file_event","product":"windows"},"falsepositives":["Unknown"],"references":["https://irsl.medium.com/the-trouble-with-microsofts-troubleshooters-6e32fc80b8bd","https://msrc-blog.microsoft.com/2022/05/30/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability/"],"source_path":"rules/windows/file/file_event/file_event_win_msdt_susp_directories.yml","source_sha256":"b593ddd00c3c3314c1b3603ddd40183175b373ff6f6170408dd99c85886ba3b7","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/file/file_event/file_event_win_msdt_susp_directories.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: File Creation In Suspicious Directory By Msdt.EXE\nid: 318557a5-150c-4c8d-b70e-a9910e199857\nstatus: test\ndescription: Detects msdt.exe creating files in suspicious directories which could be a sign of exploitation of either Follina or Dogwalk vulnerabilities\nreferences:\n    - https://irsl.medium.com/the-trouble-with-microsofts-troubleshooters-6e32fc80b8bd\n    - https://msrc-blog.microsoft.com/2022/05/30/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability/\nauthor: Vadim Varganov, Florian Roth (Nextron Systems)\ndate: 2022-08-24\nmodified: 2023-02-23\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.t1547.001\n    - cve.2022-30190\nlogsource:\n    category: file_event\n    product: windows\ndetection:\n    selection:\n        Image|endswith: '\\msdt.exe'\n        TargetFilename|contains:\n            - '\\Desktop\\'\n            - '\\Start Menu\\Programs\\Startup\\'\n            - 'C:\\PerfLogs\\'\n            - 'C:\\ProgramData\\'\n            - 'C:\\Users\\Public\\'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1547.001","id":"T1547.001","name":"Registry Run Keys / Startup Folder","page":"techniques/enterprise/T1547.001/"}],"data_path":"data/detection-rules/318557a5-150c-4c8d-b70e-a9910e199857.json","kind":"sigma"}