Phishing link click observed in Network Traffic

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The purpose of this content is to identify successful phishing links accessed by users. Once a user clicks on a phishing link, we observe successful network activity originating from non-Microsoft network devices. These devices may include Palo Alto Networks, Fortinet, Check Point, and Zscaler devices.

Attribute	Value
Type	Analytic Rule
Solution	Standalone Content
ID	2fed0668-6d43-4c78-87e6-510f96f12145
Severity	Medium
Kind	Scheduled
Tactics	InitialAccess
Techniques	T1566
Required Connectors	OfficeATP, PaloAltoNetworks, Fortinet, CheckPoint, Zscaler
Source	View on GitHub

Tables Used

This content item queries data from the following tables:

Table	Selection Criteria	Transformations	Ingestion API	Lake-Only
CommonSecurityLog	DeviceProduct startswith "FireWall" DeviceProduct startswith "FortiGate" DeviceProduct startswith "NSSWeblog" DeviceProduct startswith "PAN" DeviceProduct startswith "URL" DeviceProduct startswith "VPN" DeviceVendor has_any "Check Point,Fortinet,Palo Alto Networks,Zscaler"	✓	✓	?
SecurityAlert		✓	✗	?

Associated Connectors

The following connectors provide data for this content item:

Connector	Solution
AzureActiveDirectoryIdentityProtection	Microsoft Entra ID Protection
AzureAdvancedThreatProtection	Microsoft Defender for Identity
AzureSecurityCenter	Microsoft Defender for Cloud
CefAma	Common Event Format
CloudNSSAuditLogs_ccp	Zscaler Internet Access
CloudNSSCASBActivityLogs_ccp	Zscaler Internet Access
CloudNSSCASBCRMLogs_ccp	Zscaler Internet Access
CloudNSSCASBCloudStorageLogs_ccp	Zscaler Internet Access
CloudNSSCASBCollabLogs_ccp	Zscaler Internet Access
CloudNSSCASBEmailLogs_ccp	Zscaler Internet Access
CloudNSSCASBFileSharingLogs_ccp	Zscaler Internet Access
CloudNSSCASBITSMLogs_ccp	Zscaler Internet Access
CloudNSSCASBRepoLogs_ccp	Zscaler Internet Access
CloudNSSDNSLogs_ccp	Zscaler Internet Access
CloudNSSEmailDLPLogs_ccp	Zscaler Internet Access
CloudNSSEndpointDLPLogs_ccp	Zscaler Internet Access
CloudNSSFWLogs_ccp	Zscaler Internet Access
CloudNSSTunnelLogs_ccp	Zscaler Internet Access
CloudNSSWebLogs_ccp	Zscaler Internet Access
IoT	IoTOTThreatMonitoringwithDefenderforIoT
MicrosoftCloudAppSecurity	Microsoft Defender for Cloud Apps
MicrosoftDefenderAdvancedThreatProtection	MicrosoftDefenderForEndpoint
MicrosoftDefenderForCloudTenantBased	Microsoft Defender for Cloud
OfficeATP	Microsoft Defender for Office 365
OfficeIRM	MicrosoftPurviewInsiderRiskManagement
VirtualMetricDirectorProxy	VirtualMetric DataStream
VirtualMetricMSSentinelConnector	VirtualMetric DataStream
VirtualMetricMSSentinelDataLakeConnector	VirtualMetric DataStream

Solutions: Common Event Format, IoTOTThreatMonitoringwithDefenderforIoT, Microsoft Defender for Cloud, Microsoft Defender for Cloud Apps, Microsoft Defender for Identity, Microsoft Defender for Office 365, Microsoft Entra ID Protection, MicrosoftDefenderForEndpoint, MicrosoftPurviewInsiderRiskManagement, VirtualMetric DataStream, Zscaler Internet Access

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