// MITRE ATT&CK
T1547.004 · Winlogon Helper DLL
Sub-técnica de T1547 · Boot or Logon Autostart Execution.
Adversaries may abuse features of Winlogon to execute DLLs and/or executables when a user logs in. Winlogon.exe is a Windows component responsible for actions at logon/logoff as well as the secure attention sequence (SAS) triggered by Ctrl-Alt-Delete. Registry entries in HKLM\Software[\\Wow643...
¿Cómo detectarlo y mitigarlo?
La detección de Winlogon Helper DLL parte de la telemetría de tu SIEM/EDR. Escribe una regla de detección con el generador Sigma, analiza logs sospechosos en el analizador de logs y sitúa la técnica en tu cobertura con la matriz ATT&CK.
Técnicas relacionadas
T1037
Boot or Logon Initialization Scripts T1543
Create or Modify System Process T1133
External Remote Services T1547
Boot or Logon Autostart Execution T1547.014
Active Setup T1176.001
Browser Extensions T1543.003
Windows Service T1137
Office Application Startup
Boot or Logon Initialization Scripts T1543
Create or Modify System Process T1133
External Remote Services T1547
Boot or Logon Autostart Execution T1547.014
Active Setup T1176.001
Browser Extensions T1543.003
Windows Service T1137
Office Application Startup
Fuente: MITRE ATT&CK®. ATT&CK es una marca registrada de The MITRE Corporation. Contenido con fines educativos.