A user accessed multiple unusual resources via SSO

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	1 Hour
Deduplication Period	1 Day
Required Data	Requires one of the following data sources: AzureAD OR Azure SignIn Log OR Idira OR Duo OR Okta OR OneLogin OR PingOne
Detection Modules	Identity Threat Module, SaaS Threat Detection
ATT&CK Tactic	Discovery (TA0007), Initial Access (TA0001)
ATT&CK Technique	Valid Accounts (T1078), Cloud Service Dashboard (T1538), Cloud Service Discovery (T1526)
Severity	Informational

Description

A user accessed multiple resources via SSO that are unusual for this user. This may be indicative of a compromised account.

Attacker's Goals

Unusual resources may be accessed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

Investigate the resources that were accessed to determine if they were used for legitimate purposes or malicious activity.

Variations

A user accessed multiple resources via SSO using an anonymized proxy

Synopsis

Field	Value
ATT&CK Tactic	Discovery (TA0007), Initial Access (TA0001)
ATT&CK Technique	Valid Accounts (T1078), Cloud Service Dashboard (T1538), Cloud Service Discovery (T1526)
Severity	Medium

Description

A user accessed multiple resources via SSO, using an anonymized proxy, that are unusual for this user. This may be indicative of a compromised account.

Attacker's Goals

Unusual resources may be accessed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

Investigate the resources that were accessed to determine if they were used for legitimate purposes or malicious activity.

Suspicious user access to multiple resources via SSO

Synopsis

Field	Value
ATT&CK Tactic	Discovery (TA0007), Initial Access (TA0001)
ATT&CK Technique	Valid Accounts (T1078), Cloud Service Dashboard (T1538), Cloud Service Discovery (T1526)
Severity	Low

Description

A user accessed multiple resources via SSO that are unusual for this user. This may be indicative of a compromised account.

Attacker's Goals

Unusual resources may be accessed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

Investigate the resources that were accessed to determine if they were used for legitimate purposes or malicious activity.

Multiple Resource Access from a New IP via SSO

Synopsis

Field	Value
ATT&CK Tactic	Discovery (TA0007), Initial Access (TA0001)
ATT&CK Technique	Valid Accounts (T1078), Cloud Service Dashboard (T1538), Cloud Service Discovery (T1526)
Severity	Low

Description

A user accessed multiple resources via SSO that are unusual for this user. This may be indicative of a compromised account.

Attacker's Goals

Unusual resources may be accessed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

Investigate the resources that were accessed to determine if they were used for legitimate purposes or malicious activity.