ds_microsoft_microsoft_cas.md

Vendor: Microsoft

Product: Microsoft CAS

Rules	Models	MITRE ATT&CK® TTPs	Activity Types	Parsers
207	88	32	14	55

Use-Case	Activity Types (Legacy Event Type)/Parsers	MITRE ATT&CK® TTP	Content
Abnormal Authentication & Access	user-password-modify:success (account-password-change) ↳microsoft-mcas-cef-user-password-modify-success-changepassword ↳microsoft-azure-cef-user-password-modify-success-pwdchanged scheduled_task-trigger:success (app-activity) ↳microsoft-exchange-cef-app-activity-exchangeonline ↳microsoft-exchange-cef-app-activity-newmailbox ↳microsoft-azure-cef-app-file-success-ldapquery ↳microsoft-azure-sk4-app-activity-userupdate ↳microsoft-mcas-cef-app-activity-success-resolvealert ↳microsoft-mcas-cef-app-activity-success-updateserviceprincipal ↳microsoft-mcas-cef-app-activity-success-addpermissiontomailbox ↳microsoft-mcas-cef-app-activity-success-addmembertogroup ↳microsoft-mcas-cef-app-activity-success-accessfolder ↳microsoft-mcas-cef-app-activity-success-msgdelete ↳microsoft-mcas-cef-app-activity-success-msgsend-1 ↳microsoft-mcas-cef-app-activity-success-agentusercreate ↳microsoft-mcas-cef-app-activity-success-folderdelete ↳microsoft-mcas-cef-app-activity-success-msgsend ↳microsoft-mcas-cef-app-activity-success-foldercreate ↳microsoft-mcas-cef-app-activity-success-msgupdate ↳microsoft-mcas-cef-app-activity-success-updateuser ↳microsoft-mcas-cef-app-activity-success-changeuserlicense ↳microsoft-mcas-cef-app-activity-success-msgupdate-1 ↳microsoft-mcas-cef-app-activity-success-addmembertorole ↳microsoft-mcas-cef-app-activity-success-alertdismiss ↳microsoft-mcas-cef-app-activity-success-movemsgtoanotherfolder ↳microsoft-mcas-cef-app-activity-success-skyprforbuisnessactivity ↳microsoft-mcas-cef-app-activity-success-commandrun ↳microsoft-mcas-cef-app-activity-success-impersonated ↳microsoft-mcas-cef-app-activity-success-suspiciousemail ↳microsoft-mcas-cef-app-activity-success-itemcreate ↳microsoft-mcas-cef-app-activity-success-grantconsoleforthirdparty ↳microsoft-mcas-cef-app-activity-success-folderrename ↳microsoft-mcas-cef-app-activity-success-movemsgtodeletedfolder ↳microsoft-mcas-cef-app-activity-success-msgpurge ↳microsoft-mcas-cef-app-activity-success-groupsettingchange ↳microsoft-mcas-cef-app-activity-success-foldermove ↳microsoft-mcas-cef-app-activity-success-msgdelete-1 ↳microsoft-mcas-cef-app-activity-success-setcompanyinfo app-login:success (app-login) ↳microsoft-mcas-cef-app-login-eventcategorylogin ↳microsoft-azure-cef-app-login-success-description app-login:fail (failed-app-login) ↳microsoft-azure-cef-app-login-fail-dest ↳microsoft-mcas-cef-app-login-eventcategorylogin	T1078 - Valid Accounts T1133 - External Remote Services	15 Rules 4 Models
Account Manipulation	user-password-modify:success (account-password-change) ↳microsoft-mcas-cef-user-password-modify-success-changepassword ↳microsoft-azure-cef-user-password-modify-success-pwdchanged scheduled_task-trigger:success (app-activity) ↳microsoft-exchange-cef-app-activity-exchangeonline ↳microsoft-exchange-cef-app-activity-newmailbox ↳microsoft-azure-cef-app-file-success-ldapquery ↳microsoft-azure-sk4-app-activity-userupdate ↳microsoft-mcas-cef-app-activity-success-resolvealert ↳microsoft-mcas-cef-app-activity-success-updateserviceprincipal ↳microsoft-mcas-cef-app-activity-success-addpermissiontomailbox ↳microsoft-mcas-cef-app-activity-success-addmembertogroup ↳microsoft-mcas-cef-app-activity-success-accessfolder ↳microsoft-mcas-cef-app-activity-success-msgdelete ↳microsoft-mcas-cef-app-activity-success-msgsend-1 ↳microsoft-mcas-cef-app-activity-success-agentusercreate ↳microsoft-mcas-cef-app-activity-success-folderdelete ↳microsoft-mcas-cef-app-activity-success-msgsend ↳microsoft-mcas-cef-app-activity-success-foldercreate ↳microsoft-mcas-cef-app-activity-success-msgupdate ↳microsoft-mcas-cef-app-activity-success-updateuser ↳microsoft-mcas-cef-app-activity-success-changeuserlicense ↳microsoft-mcas-cef-app-activity-success-msgupdate-1 ↳microsoft-mcas-cef-app-activity-success-addmembertorole ↳microsoft-mcas-cef-app-activity-success-alertdismiss ↳microsoft-mcas-cef-app-activity-success-movemsgtoanotherfolder ↳microsoft-mcas-cef-app-activity-success-skyprforbuisnessactivity ↳microsoft-mcas-cef-app-activity-success-commandrun ↳microsoft-mcas-cef-app-activity-success-impersonated ↳microsoft-mcas-cef-app-activity-success-suspiciousemail ↳microsoft-mcas-cef-app-activity-success-itemcreate ↳microsoft-mcas-cef-app-activity-success-grantconsoleforthirdparty ↳microsoft-mcas-cef-app-activity-success-folderrename ↳microsoft-mcas-cef-app-activity-success-movemsgtodeletedfolder ↳microsoft-mcas-cef-app-activity-success-msgpurge ↳microsoft-mcas-cef-app-activity-success-groupsettingchange ↳microsoft-mcas-cef-app-activity-success-foldermove ↳microsoft-mcas-cef-app-activity-success-msgdelete-1 ↳microsoft-mcas-cef-app-activity-success-setcompanyinfo	T1098 - Account Manipulation T1098.002 - Account Manipulation: Exchange Email Delegate Permissions	4 Rules 1 Models
Data Exfiltration	alert-trigger:success (dlp-alert) ↳microsoft-mcas-json-alert-trigger-success-alertcabineteventmatchfile file-write:success (file-write) ↳microsoft-azure-cef-app-file-success-ldapquery ↳microsoft-mcas-cef-file-write-success-appidonedrive	T1020 - Automated Exfiltration T1071 - Application Layer Protocol TA0002 - TA0002 TA0010 - TA0010	31 Rules 18 Models
Destruction of Data	file-delete:success (file-delete) ↳microsoft-azure-cef-app-file-success-ldapquery	T1070 - Indicator Removal on Host T1070.004 - Indicator Removal on Host: File Deletion T1485 - Data Destruction	1 Rules
Phishing	email-send:success (dlp-email-alert-out) ↳microsoft-o365-json-email-send-success-send	T1048 - Exfiltration Over Alternative Protocol T1048.003 - Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol	1 Rules 1 Models
Workforce Protection	email-send:success (dlp-email-alert-out) ↳microsoft-o365-json-email-send-success-send	T1048 - Exfiltration Over Alternative Protocol T1048.003 - Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol	4 Rules 1 Models
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MITRE ATT&CK® Framework for Enterprise

Initial Access	Execution	Persistence	Privilege Escalation	Defense Evasion	Credential Access	Discovery	Lateral Movement	Collection	Command and Control	Exfiltration	Impact
External Remote Services Valid Accounts Exploit Public Fasing Application		External Remote Services Valid Accounts Server Software Component: Web Shell Account Manipulation Server Software Component Boot or Logon Autostart Execution Account Manipulation: Exchange Email Delegate Permissions	Valid Accounts Exploitation for Privilege Escalation Boot or Logon Autostart Execution	Obfuscated Files or Information: Indicator Removal from Tools Indicator Removal on Host: File Deletion Valid Accounts Indicator Removal on Host Obfuscated Files or Information	OS Credential Dumping	File and Directory Discovery		Email Collection Email Collection: Email Forwarding Rule	Proxy: Multi-hop Proxy Application Layer Protocol Proxy	Exfiltration Over Alternative Protocol Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol Automated Exfiltration	Data Destruction Data Encrypted for Impact