Impossible traveler - VPN

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	3 Hours
Deduplication Period	7 Days
Required Data	Requires one of the following data sources: Palo Alto Networks Global Protect OR Third-Party VPNs
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

A user connected to a VPN service from multiple remote countries in a short period of time, which should normally be impossible. 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 proxy, or shared their credentials with a remote employee.

Variations

Possible Impossible traveler via VPN

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

A user connected to a VPN service from multiple remote countries in a short period of time, which should normally be impossible. 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 proxy, or shared their credentials with a remote employee.

VPN 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

A user connected to a VPN service from multiple remote countries in a short period of time, which should normally be impossible. 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 proxy, or shared their credentials with a remote employee.

VPN impossible traveler with an unusual parameter

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	Medium

Description

A user connected to a VPN service from multiple remote countries in a short period of time, which should normally be impossible. 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 proxy, or shared their credentials with a remote employee.