Detectionmediumtest

Potential Amazon SSM Agent Hijacking

Detects potential Amazon SSM agent hijack attempts as outlined in the Mitiga research report.

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Launch
Muhammad FaisalCreated Wed Aug 02d20ee2f4-822c-4827-9e15-41500b1fff10windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic1 selector
detection:
    selection:
        Image|endswith: '\amazon-ssm-agent.exe'
        CommandLine|contains|all:
            - '-register '
            - '-code '
            - '-id '
            - '-region '
    condition: selection
False Positives

Legitimate activity of system administrators

MITRE ATT&CK
Rule Metadata
Rule ID
d20ee2f4-822c-4827-9e15-41500b1fff10
Status
test
Level
medium
Type
Detection
Created
Wed Aug 02
Path
rules/windows/process_creation/proc_creation_win_ssm_agent_abuse.yml
Raw Tags
attack.command-and-controlattack.persistenceattack.t1219.002
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