Hayabusa high test sigma

Registry Persistence Mechanisms in Recycle Bin

Detects persistence registry keys for Recycle Bin

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Detection Logic

{
  "registry_event": {
    "EventID": [
      12,
      13,
      14
    ],
    "Channel": "Microsoft-Windows-Sysmon/Operational"
  },
  "selection_create": {
    "EventType": "RenameKey",
    "NewName
| contains": "\\CLSID\\{645FF040-5081-101B-9F08-00AA002F954E}\\shell\\open"
  },
  "selection_set": {
    "EventType": "SetValue",
    "TargetObject
| contains": "\\CLSID\\{645FF040-5081-101B-9F08-00AA002F954E}\\shell\\open\\command\\(Default)"
  },
  "condition": "registry_event and (1 of selection_*)"
}

False Positives

  • ⚠ Unknown

Field Validations

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