{"id":"1f1a8509-2cbb-44f5-8751-8e1571518ce2","title":"Suspicious Splwow64 Without Params","description":"Detects suspicious Splwow64.exe process without any command line parameters","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2021-08-23","modified":"2022-12-25","tags":["attack.stealth","attack.t1202"],"technique_ids":["T1202"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://twitter.com/sbousseaden/status/1429401053229891590?s=12"],"source_path":"rules/windows/process_creation/proc_creation_win_splwow64_cli_anomaly.yml","source_sha256":"4280fe37cfbe4469bf7f29fa7a4414be1ae615943f00bc9291737eadb155b137","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_splwow64_cli_anomaly.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Suspicious Splwow64 Without Params\nid: 1f1a8509-2cbb-44f5-8751-8e1571518ce2\nstatus: test\ndescription: Detects suspicious Splwow64.exe process without any command line parameters\nreferences:\n    - https://twitter.com/sbousseaden/status/1429401053229891590?s=12\nauthor: Florian Roth (Nextron Systems)\ndate: 2021-08-23\nmodified: 2022-12-25\ntags:\n    - attack.stealth\n    - attack.t1202\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        Image|endswith: '\\splwow64.exe'\n        CommandLine|endswith: 'splwow64.exe'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\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/1f1a8509-2cbb-44f5-8751-8e1571518ce2.json","kind":"sigma"}