Impossible traveler - SSO

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	6 Hours
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 Analytics
ATT&CK Tactic	Credential Access (TA0006), Resource Development (TA0042)
ATT&CK Technique	Compromise Accounts (T1586), Brute Force: Password Guessing (T1110.001)
Severity	Low

Description

User connected from several remote countries, at least one of which is not commonly used in the organization, within a short period of time. This may indicate the account is compromised.

Attacker's Goals

Gain user-account credentials.

Investigative actions

Check if the user routed their traffic via a VPN, or shared their credentials with a remote employee.

Variations

Impossible traveler - non-interactive SSO authentication

Synopsis

Field	Value
ATT&CK Tactic	Credential Access (TA0006), Resource Development (TA0042)
ATT&CK Technique	Compromise Accounts (T1586), Brute Force: Password Guessing (T1110.001)
Severity	Informational

Description

User connected from several remote countries, at least one of which is not commonly used in the organization, within a short period of time. This may indicate the account is compromised.

Attacker's Goals

Gain user-account credentials.

Investigative actions

Check if the user routed their traffic via a VPN, or shared their credentials with a remote employee.

Possible Impossible traveler via SSO

Synopsis

Field	Value
ATT&CK Tactic	Credential Access (TA0006), Resource Development (TA0042)
ATT&CK Technique	Compromise Accounts (T1586), Brute Force: Password Guessing (T1110.001)
Severity	Informational

Description

User connected from several remote countries, at least one of which is not commonly used in the organization, within a short period of time. This may indicate the account is compromised.

Attacker's Goals

Gain user-account credentials.

Investigative actions

Check if the user routed their traffic via a VPN, or shared their credentials with a remote employee.

SSO impossible traveler from a VPN or proxy

Synopsis

Field	Value
ATT&CK Tactic	Credential Access (TA0006), Resource Development (TA0042)
ATT&CK Technique	Compromise Accounts (T1586), Brute Force: Password Guessing (T1110.001)
Severity	Informational

Description

User connected from several remote countries, at least one of which is not commonly used in the organization, within a short period of time. This may indicate the account is compromised.

Attacker's Goals

Gain user-account credentials.

Investigative actions

Check if the user routed their traffic via a VPN, or shared their credentials with a remote employee.