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O365_Exchange_Disable-InboxRule

ID: 100233

Description:

Disable-Inbox Rule by UserName - 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
   

Behavior Rule:

Key Type Behavior Category
@fields.UserId username 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:

Aggregation:

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

First Occurrence:

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

History:

User Date
ke*y@fluencysecurity.com 2021 Mar 18 08:34:21 EDT
ke*y@fluencysecurity.com 2021 Mar 18 08:35:48 EDT
ke*y@fluencysecurity.com 2021 Mar 18 08:39:33 EDT
2021 Apr 15 09:01:20 EDT
ke*y@fluencysecurity.com 2021 Jun 24 10:28:12 EDT
ke*y@fluencysecurity.com 2021 Jun 24 10:28:32 EDT
ke*y@fluencysecurity.com 2022 Feb 18 01:02:37 EST
ke*y@fluencysecurity.com 2022 Feb 18 01:05:31 EST

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