// MITRE ATT&CK
T1531 · Account Access Removal
Adversaries may interrupt availability of system and network resources by inhibiting access to accounts utilized by legitimate users. Accounts may be deleted, locked, or manipulated (ex: changed credentials, revoked permissions for SaaS platforms such as Sharepoint) to remove access to accounts.(Cit...
¿Cómo detectarlo y mitigarlo?
La detección de Account Access Removal 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
T1561.002
Disk Structure Wipe T1498.001
Direct Network Flood T1491.002
External Defacement T1499.001
OS Exhaustion Flood T1485.001
Lifecycle-Triggered Deletion T1496.003
SMS Pumping T1499.003
Application Exhaustion Flood T1561
Disk Wipe
Disk Structure Wipe T1498.001
Direct Network Flood T1491.002
External Defacement T1499.001
OS Exhaustion Flood T1485.001
Lifecycle-Triggered Deletion T1496.003
SMS Pumping T1499.003
Application Exhaustion Flood T1561
Disk Wipe
Fuente: MITRE ATT&CK®. ATT&CK es una marca registrada de The MITRE Corporation. Contenido con fines educativos.