{
  "technique_id": "T1078",
  "mappings": [
    {
      "attack_technique": "T1078 Valid Accounts",
      "d3fend_technique": "Domain Account Monitoring",
      "soc_action": "Review domain/directory sign-in activity for the account -- risky sign-ins, impossible travel, unfamiliar devices, MFA prompts.\n",
      "tooling": [
        "Sentinel",
        "Entra ID",
        "Defender XDR"
      ]
    },
    {
      "attack_technique": "T1078 Valid Accounts",
      "d3fend_technique": "Local Account Monitoring",
      "soc_action": "Review local account logon activity on the affected host for use of the same credential outside the directory-managed path.\n",
      "tooling": [
        "Defender for Endpoint"
      ]
    },
    {
      "attack_technique": "T1078 Valid Accounts",
      "d3fend_technique": "Account Locking",
      "soc_action": "Lock or disable the account once compromise is confirmed, and revoke its active sessions and refresh tokens.\n",
      "tooling": [
        "Microsoft Graph",
        "Entra ID"
      ]
    },
    {
      "attack_technique": "T1078 Valid Accounts",
      "d3fend_technique": "User Account Permissions",
      "soc_action": "Review and, if needed, restrict the account's role assignments and group memberships to limit what a compromised session can reach.\n",
      "tooling": [
        "Entra ID",
        "AuditLogs"
      ]
    }
  ]
}