Hayabusa critical test sigma

FoggyWeb Backdoor DLL Loading

Detects DLL hijacking technique used by NOBELIUM in their FoggyWeb backdoor. Which loads a malicious version of the expected "version.dll" dll

View Source

Detection Logic

{
  "image_load": {
    "EventID": 7,
    "Channel": "Microsoft-Windows-Sysmon/Operational"
  },
  "selection": {
    "ImageLoaded": "C:\\Windows\\ADFS\\version.dll"
  },
  "condition": "image_load and selection"
}

False Positives

  • ⚠ Unlikely

Field Validations

Loading…

Comments (0)

Loading comments...