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Newest: 2.0.2
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Active Rule
DarkGate - Autoit3.EXE Execution Parameters
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
DarkGate - Autoit3.EXE Execution Parameters
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: DarkGate - Autoit3.EXE Execution Parameters
id: f8e9aa1c-14f2-4dbd-aa59-b98968ed650d
status: test
description: |
Detects execution of the legitimate Autoit3 utility from a suspicious parent process. AutoIt3.exe is used within
the DarkGate infection chain to execute shellcode that performs process injection and connects to the DarkGate
command-and-control server.
references:
- https://github.security.telekom.com/2023/08/darkgate-loader.html
- https://www.kroll.com/en/insights/publications/cyber/microsoft-teams-used-as-initial-access-for-darkgate-malware
- https://github.com/pr0xylife/DarkGate/tree/main
author: Micah Babinski
date: 2023-10-15
tags:
- attack.execution
- attack.t1059
- detection.emerging-threats
logsource:
category: process_creation
product: windows
detection:
selection_proc:
- Image|endswith: '\Autoit3.exe'
- OriginalFileName: 'AutoIt3.exe'
selection_parent:
ParentImage|endswith:
- '\cmd.exe'
- '\KeyScramblerLogon.exe'
- '\msiexec.exe'
filter_main_legit_autoit_location:
Image|endswith:
- ':\Program Files (x86)\AutoIt3\AutoIt3.exe'
- ':\Program Files\AutoIt3\AutoIt3.exe'
condition: all of selection_* and not 1 of filter_main_*
falsepositives:
- Unlikely
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2023/Malware/DarkGate/proc_creation_win_malware_darkgate_autoit3_from_susp_parent_and_location.yml