AWS Transfer Family server created

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	5 Days
Required Data	AWS Audit Log
Detection Modules	Cloud
Detector Tags	Data Detection & Response
ATT&CK Tactic	Exfiltration (TA0010)
ATT&CK Technique	Transfer Data to Cloud Account (T1537)
Severity	Informational

Description

A cloud identity created server using AWS Transfer Family service.

Attacker's Goals

• Attacker is trying to exfiltrate data out of AWS storage services.

Investigative actions

• Check if the AWS Transfer Family service is used by your organization.
• Check if {identity_name} created a server using this service before.
• Check which storage instances were affected by {transfer_server_id} server.

Variations

Unusual cloud transfer service activity

Synopsis

Field	Value
ATT&CK Tactic	Exfiltration (TA0010)
ATT&CK Technique	Transfer Data to Cloud Account (T1537)
Severity	Low

Description

A cloud identity created server using AWS Transfer Family service.

Attacker's Goals

• Attacker is trying to exfiltrate data out of AWS storage services.

Investigative actions

• Check if {identity_name} was involved in additional suspicious activity.
• Check which storage instances were affected by {transfer_server_id} server.