Platform Author Last Update aws Nick Jones 2024-12-02
An adversary may attempt to verify their current identity with the credentials they hold. This could both be to verify that the credentials they hold are valid, and to get more information on their current identity for reconnaissance purposes.
MITRE IDs
Required Permissions
Required Parameters
None
Attacker Action
aws sts get-caller-identity
Detection Case
ELK query
When logs are ingested into ELK, the following Lucene query can be used to identify relevant events.
eventName:GetCallerIdentity AND eventSource:*.sts.amazonaws.com
Sigma Definition
title : STS Get Caller Identity
id : b96b69c7-b1d2-44a3-9c53-f419233cac95
description : An adversary may attempt to verify their current identity with the credentials they hold. This could both be to verify that the credentials they hold are valid, and to get more information on their current identity for reconnaissance purposes.
- eventSource : " *.sts.amazonaws.com "
- eventName : " GetCallerIdentity "
condition : selection_source and events
- Developers making legitimate changes to the environment. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.