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O365_Exchange_Disable-InboxRule_IP

ID: 100483

Description:

Disable-Inbox Rule by IP - KLK

Repository: Fluency Group: Office365 Type: event

Default Status:

Enabled

Tags:  
O365 exchange
   

Selector:

Query:

Filters:

Field MUST hit
@sender office365
@fields.Operation Disable-InboxRule
@fields.Workload Exchange
Field MUST NOT hit
@fields.ClientIP entity: [ HOME_NET ]

Behavior Rule:

Key Type Behavior Category
@fields.ClientIP ip security alert

Risks:

Risks Base Score Dimension
Timeline 0 -

Attributes:

Alias Key
IP @fields.ClientIP
City @fields._ip.city
Country @fields._ip.country
UserName @fields.UserId
RuleID @fields.Id
ISP @fields._ip.isp

Correlation Rules:

First Occurrence:

Name Window Fields
NewUser 30 days @fields.UserId
  Risks: ML_NEW_USER

Aggregation:

Name Window Field AggType Match
MultipleInboxRules 1 hour @fields.Id cardinality gt 1
  Risks: ALERT_NORMAL    

History:

User Date
ke*y@fluencysecurity.com 2021 Mar 18 08:33:31 EDT
ke*y@fluencysecurity.com 2021 Jun 24 10:29:03 EDT
ke*y@fluencysecurity.com 2022 Feb 18 01:03:18 EST
ke*y@fluencysecurity.com 2022 Feb 18 01:05:47 EST

This page was automatically created/formatted on Wed, 2022 May 4 21:43:53 EDT, from rule_dump.json (4d88bffdfb1cea26b3985f2193033606)