↳ GitHub sourceAnalytics ruleMedium
Trend Micro CAS - Possible phishing mail
Description
'Detects possible phishing mail.'
- Rule type
- Scheduled
- Version
- 1.0.0
- Declared status
- Available
- Query frequency
- 1h
- Query period
- 1h
- Trigger
- gt 0
Declared MITRE coverage
Declared sources
Metadata from the source file. No dependencies inferred from KQL.
Connectors
Data types
KQL query
Original query, unchanged.
let threshold = 5;
TrendMicroCAS
| where EventCategoryType in~ ('exchange', 'gmail', 'exchangeserver')
| where isnotempty(SrcFileName)
| where isnotempty(SecurityRiskName)
| summarize r_users = makeset(DstUserName) by SrcFileName, bin(TimeGenerated, 30m)
| where array_length(r_users) > threshold
| extend AccountCustomEntity = r_users
Declared entities
Related content
Links established from declared identifiers and solution manifests.
Source provenance
GitHubDisplayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.
- File
- Solutions/Trend Micro Cloud App Security/Analytic Rules/TrendMicroCASPossiblePhishingMail.yaml ↗
- Commit
629d1d3↗- Source identifier
9e7b3811-d743-479c-a296-635410562429
GSTEP / CATALOG TRACKING
Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC