Hayabusa medium test sigma

Enumerate All Information With Whoami.EXE

Detects the execution of "whoami.exe" with the "/all" flag

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Detection Logic

{
  "process_creation": {
    "EventID": 1,
    "Channel": "Microsoft-Windows-Sysmon/Operational"
  },
  "selection_main_img": [
    {
      "Image
| endswith": "\\whoami.exe"
    },
    {
      "OriginalFileName": "whoami.exe"
    }
  ],
  "selection_main_cli": {
    "CommandLine
| contains
| windash": " -all"
  },
  "condition": "process_creation and (all of selection_main_*)"
}

False Positives

  • ⚠ Unknown

Field Validations

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