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Exchange_Update_Inbox_Rule

ID: 100206

Description:

An Exchange inbox rule has been updated

Repository: Fluency Group: Office365 Type: event

Default Status:

Enabled

Tags:
O365
 

Selector:

Query:

Filters:

Field MUST hit
@sender office365
@fields.Operation UpdateInboxRules
@fields.Workload Exchange
Field MUST NOT hit
   

Behavior Rule:

Key Type Behavior Category
@fields.UserId username application activity

Risks:

Risks Base Score Dimension
Timeline 0 -

Attributes:

Alias Key
IP @fields.ClientIP
Country @fields._ip.country
City @fields._ip.city
Username @fields.UserId
Workload @fields.Workload
ResultStatus @fields.ResultStatus
ISP @fields._ip.isp

Correlation Rules:

First Occurrence:

Name Window Fields
NewUser 10 days @fields.UserId
  Risks: ML_NEW_USER
NewCountry 10 days @fields._ip.country
  Risks: ML_NEW_GEO_COUNTRY
NewISP 20 days @fields._ip.isp
  Risks: SUSPICIOUS_GEO

History:

User Date
em*n@fluencysecurity.com 2021 Mar 17 23:47:36 EDT
em*n@fluencysecurity.com 2021 Jul 6 23:36:02 EDT

This page was automatically created/formatted on Tue, 2021 Oct 19 00:29:17 EDT, from rule_dump.json (db47c470500ce8686ead334f5eda0596)