{"id":"b1f73849-6329-4069-bc8f-78a604bb8b23","title":"Remote Access Tool - ScreenConnect Remote Command Execution","description":"Detects the execution of a system command via the ScreenConnect RMM service.","author":"Ali Alwashali","status":"test","level":"low","date":"2023-10-10","modified":"2024-02-26","tags":["attack.execution","attack.t1059.003"],"technique_ids":["T1059.003"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate use of ScreenConnect. Disable this rule if ScreenConnect is heavily used."],"references":["https://github.com/SigmaHQ/sigma/pull/4467"],"source_path":"rules/windows/process_creation/proc_creation_win_remote_access_tools_screenconnect_remote_execution.yml","source_sha256":"c3bb61765ff013e164a387919ed25fed306c6bc9efb5435f6575cb97b32a5ac7","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_remote_access_tools_screenconnect_remote_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: Remote Access Tool - ScreenConnect Remote Command Execution\nid: b1f73849-6329-4069-bc8f-78a604bb8b23\nstatus: test\ndescription: Detects the execution of a system command via the ScreenConnect RMM service.\nreferences:\n    - https://github.com/SigmaHQ/sigma/pull/4467\nauthor: Ali Alwashali\ndate: 2023-10-10\nmodified: 2024-02-26\ntags:\n    - attack.execution\n    - attack.t1059.003\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_parent:\n        ParentImage|endswith: '\\ScreenConnect.ClientService.exe'\n    selection_img:\n        - Image|endswith: '\\cmd.exe'\n        - OriginalFileName: 'Cmd.Exe'\n    selection_cli:\n        # Example:\n        #   CommandLine: \"cmd.exe\" /c \"C:\\Windows\\TEMP\\ScreenConnect\\23.6.8.8644\\3c41d689-bbf5-4216-b2f4-ba8fd6192c25run.cmd\"\n        CommandLine|contains: '\\TEMP\\ScreenConnect\\'\n    condition: all of selection_*\nfalsepositives:\n    - Legitimate use of ScreenConnect. Disable this rule if ScreenConnect is heavily used.\n# Note: Increase the level if you don't leverage ScreenConnect\nlevel: low\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1059.003","id":"T1059.003","name":"Windows Command Shell","page":"techniques/enterprise/T1059.003/"}],"data_path":"data/detection-rules/b1f73849-6329-4069-bc8f-78a604bb8b23.json","kind":"sigma"}