Sigma medium test sigma

Unsigned Image Loaded Into LSASS Process

Loading unsigned image (DLL, EXE) into LSASS process

View Source

Detection Logic

{
  "selection": {
    "Image
| endswith": "\\lsass.exe",
    "Signed": "false"
  },
  "condition": "selection"
}

False Positives

  • ⚠ Valid user connecting using RDP

Field Validations

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