M365 DEF-SA-E3 Mappings

Safe Attachments provides an additional layer of protection against malware and protects your organization from inadvertently sharing malicious files. After files are asynchronously scanned by the common virus detection engine in Microsoft 365, Safe Attachments opens files in a virtual environment to see what happens (a process known as detonation).

Mappings

Capability ID Capability Description Category Value ATT&CK ID ATT&CK Name Notes
DEF-SA-E3 Safe Attachments respond significant T1566 Phishing
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments respond significant T1598 Phishing for Information
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments respond significant T1204 User Execution
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments respond significant T1204.002 Malicious File
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments respond significant T1598.002 Spearphishing Attachment
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments respond significant T1566.001 Spearphishing Attachment
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1566.001 Spearphishing Attachment
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1566 Phishing
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1598.002 Spearphishing Attachment
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1598 Phishing for Information
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1204.002 Malicious File
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References
DEF-SA-E3 Safe Attachments detect significant T1204 User Execution
Comments
M365's Safe Attachments is a feature that provides advanced email security by scanning attachments for malicious content and using a virtual environment to check for malicious actions in a process known as detonation. Safe Attachments for SharePoint, OneDrive, and Microsoft Teams operates in real-time to detect against emerging threats. If a suspicious file is identified, this file can be quarantined or blocked access to prevent potential harm. License requirements: Mirosoft 365 E5, Defender for Office Plan 1, Microsoft 365 E3 with ATP add-on
References