Potential EACore.DLL Sideloading — Sigma Rule

Rule metadata and linked tags

Author: X__Junior (Nextron Systems). Source status: test; severity: high. Source dates: 2023-08-03 / not supplied.

{
  "category": "image_load",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 794a69a946ff4432244930992c9ffeba5d5daacdf7fca049518e60a568e791c6

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Potential EACore.DLL Sideloading
id: edd3ddc3-386f-4ba5-9ada-4376b2cfa7b5
status: test
description: Detects potential DLL sideloading of "EACore.dll"
references:
    - https://research.checkpoint.com/2023/beyond-the-horizon-traveling-the-world-on-camaro-dragons-usb-flash-drives/
author: X__Junior (Nextron Systems)
date: 2023-08-03
tags:
    - attack.persistence
    - attack.privilege-escalation
    - attack.execution
    - attack.stealth
    - attack.t1574.001
logsource:
    category: image_load
    product: windows
detection:
    selection:
        ImageLoaded|endswith: '\EACore.dll'
    filter_main_legit_path:
        Image|contains|all:
            - 'C:\Program Files\Electronic Arts\EA Desktop\'
            - '\EACoreServer.exe'
        ImageLoaded|startswith: 'C:\Program Files\Electronic Arts\EA Desktop\'
    condition: selection and not 1 of filter_main_*
falsepositives:
    - Unlikely
level: high

Original YAML and metadata in JSON

False positives

• Unlikely

Source references

• https://research.checkpoint.com/2023/beyond-the-horizon-traveling-the-world-on-camaro-dragons-usb-flash-drives/