{"id":"0ed75b9c-c73b-424d-9e7d-496cd565fbe0","title":"Security Software Discovery - MacOs","description":"Detects usage of system utilities (only grep for now) to discover security software discovery","author":"Daniil Yugoslavskiy, oscd.community","status":"test","level":"medium","date":"2020-10-19","modified":"2022-11-27","tags":["attack.discovery","attack.t1518.001"],"technique_ids":["T1518.001"],"logsource":{"category":"process_creation","product":"macos"},"falsepositives":["Legitimate activities"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1518.001/T1518.001.md"],"source_path":"rules/macos/process_creation/proc_creation_macos_security_software_discovery.yml","source_sha256":"394714d2bbddd56a3c171c62134a956c972ef8647010d2d2c06703453d32c303","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/macos/process_creation/proc_creation_macos_security_software_discovery.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Security Software Discovery - MacOs\nid: 0ed75b9c-c73b-424d-9e7d-496cd565fbe0\nstatus: test\ndescription: Detects usage of system utilities (only grep for now) to discover security software discovery\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1518.001/T1518.001.md\nauthor: Daniil Yugoslavskiy, oscd.community\ndate: 2020-10-19\nmodified: 2022-11-27\ntags:\n    - attack.discovery\n    - attack.t1518.001\nlogsource:\n    category: process_creation\n    product: macos\ndetection:\n    image:\n        Image: '/usr/bin/grep'\n    selection_cli_1:\n        CommandLine|contains:\n            - 'nessusd'        # nessus vulnerability scanner\n            - 'santad'         # google santa\n            - 'CbDefense'      # carbon black\n            - 'falcond'        # crowdstrike falcon\n            - 'td-agent'       # fluentd log shipper\n            - 'packetbeat'     # elastic network logger/shipper\n            - 'filebeat'       # elastic log file shipper\n            - 'auditbeat'      # elastic auditing agent/log shipper\n            - 'osqueryd'       # facebook osquery\n            - 'BlockBlock'     # Objective-See persistence locations watcher/blocker\n            - 'LuLu'           # Objective-See firewall management utility\n    selection_cli_2: # Objective Development Software firewall management utility\n        CommandLine|contains|all:\n            - 'Little'\n            - 'Snitch'\n    condition: image and 1 of selection_cli_*\nfalsepositives:\n    - Legitimate activities\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1518.001","id":"T1518.001","name":"Security Software Discovery","page":"techniques/enterprise/T1518.001/"}],"data_path":"data/detection-rules/0ed75b9c-c73b-424d-9e7d-496cd565fbe0.json","kind":"sigma"}