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Curl.EXE Execution With Custom UserAgent

Detects execution of curl.exe with custom useragent options

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Detection Logic

{
  "selection_curl": [
    {
      "Image
| endswith": "\\curl.exe"
    },
    {
      "Product": "The curl executable"
    }
  ],
  "selection_opt": {
    "CommandLine
| contains": [
      " -A ",
      " --user-agent "
    ]
  },
  "condition": "all of selection_*"
}

False Positives

  • ⚠ Scripts created by developers and admins
  • ⚠ Administrative activity

Field Validations

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