Detection rules › Sigma
Potential EACore.DLL Sideloading
Detects potential DLL sideloading of "EACore.dll"
Known false positives
- Unlikely
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | |
| Stealth |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 7: Image loaded |
Rule body
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
Stages and Predicates
Stage 0: condition
selection and not 1 of filter_main_*Stage 1: selection
selection:
ImageLoaded|endswith: '\EACore.dll'
Stage 2: not filter_main_legit_path
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\'
Exclusions
The rule actively suppresses these predicates.
| Field | Kind | Excluded values | Search |
|---|---|---|---|
Image | match | C:\Program Files\Electronic Arts\EA Desktop\ | excludes:Image field:"Image" value:"C:\Program Files\Electronic Arts\EA Desktop\" |
Image | match | \EACoreServer.exe | excludes:Image field:"Image" value:"\EACoreServer.exe" |
ImageLoaded | starts_with | C:\Program Files\Electronic Arts\EA Desktop\ | excludes:ImageLoaded field:"ImageLoaded" value:"C:\Program Files\Electronic Arts\EA Desktop\" |
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
ImageLoaded | ends_with |
| field:"ImageLoaded" kind:ends_with value:"\EACore.dll" |