mdecrevoisier medium experimental sigma

PSexec application execution

Detects scenarios where an attacker installs and executes PSexec.

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Detection Logic

{
  "selection_process_child": {
    "NewProcessName
| endswith": "\\PSEXESVC.exe"
  },
  "selection_process_parent": {
    "ParentProcessName
| endswith": "\\PSEXESVC.exe",
    "Version": 2
  },
  "condition": "selection_process_child or selection_process_parent"
}

False Positives

  • ⚠ Administrator activity

Field Validations

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