Detectors
Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.
4 detectors match the current filters. tactic: TA0010 ✕ technique: T1048 ✕
Download CSV| Type | Name | Severity | Module | Data source / event | ATT&CK |
|---|---|---|---|---|---|
| Analytics BIOC | First-seen email from mailbox owner to external recipient's address in the last 30 days Internal sender initiated first-time communication with an external recipient in the last 30 days. | Informational | Email Security | Microsoft 365 Emails | Exfiltration |
| Analytics BIOC | Sending unusual file(s) to an external address Unusual files sent to an external address. | Low | Email Security | Microsoft 365 Emails | Initial Access, Exfiltration |
| Analytics | Sensitive Exchange mail sent to external users A user sent sensitive email messages to external users. | Informational | Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security | Office 365 Audit | Collection, Exfiltration |
| Analytics | Unusual attachment volume in outbound emails Numerous emails with substantial attachments sent by an internal sender to one or more external recipients within a short timeframe. | Informational | Email Security | Microsoft 365 Emails | Exfiltration |