Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
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CLI Versions
10
Newest: 2.0.2
Translation Workspace
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Active Rule
Kapeka Backdoor Loaded Via Rundll32.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Kapeka Backdoor Loaded Via Rundll32.EXE
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: Kapeka Backdoor Loaded Via Rundll32.EXE
id: a7e6b1f9-8d2c-4f1e-9a7d-63e4c8a2bf4c
status: test
description: |
Detects the Kapeka Backdoor binary being loaded by rundll32.exe.
The Kapeka loader drops a backdoor, which is a DLL with the '.wll' extension masquerading as a Microsoft Word Add-In.
references:
- https://labs.withsecure.com/publications/kapeka
- https://app.any.run/tasks/1efb3ed4-cc0f-4690-a0ed-24516809bc72/
author: Swachchhanda Shrawan Poudel
date: 2024-07-03
tags:
- attack.execution
- attack.t1204.002
- attack.defense-evasion
- attack.t1218.011
- detection.emerging-threats
logsource:
category: image_load
product: windows
detection:
selection:
Image|endswith: '\rundll32.exe'
ImageLoaded|contains:
- ':\ProgramData'
- '\AppData\Local\'
ImageLoaded|re: '[a-zA-Z]{5,6}\.wll'
condition: selection
falsepositives:
- Unknown
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2024/Malware/kapeka/image_load_malware_kapeka_backdoor_wll.yml