Data Source: AWS SSM | Detection.FYI

SSM Session Started to EC2 Instance

Jul 24, 2024 · Domain: Cloud Data Source: AWS Data Source: Amazon Web Services Data Source: AWS SSM Use Case: Threat Detection Tactic: Lateral Movement ·
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Identifies the first occurrence of an AWS resource establishing a session via SSM to an EC2 instance. Adversaries may use AWS Systems Manager to establish a session to an EC2 instance to execute commands on the instance. This can be used to gain access to the instance and perform actions such as privilege escalation. This rule helps detect the first occurrence of this activity for a given AWS resource.

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AWS Execution via System Manager

May 22, 2024 · Domain: Cloud Data Source: AWS Data Source: Amazon Web Services Data Source: AWS SSM Use Case: Log Auditing Tactic: Initial Access Resources: Investigation Guide ·
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Identifies the execution of commands and scripts via System Manager. Execution methods such as RunShellScript, RunPowerShellScript, and alike can be abused by an authenticated attacker to install a backdoor or to interact with a compromised instance via reverse-shell using system only commands.

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