Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
3,731
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Backends
17
Loaded from pysigma-node
pySigma Versions
10
Newest: 1.3.3
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
Data Exfiltration with Wget
Target Profile
Splunk
Splunk through pysigma-backend-splunk.
Format Mode
Default
Default pySigma output mode for this backend.
Conversion Output
Data Exfiltration with Wget
Using Splunk · Default · pySigma 1.3.3
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion1.3.3
title: Data Exfiltration with Wget
id: cb39d16b-b3b6-4a7a-8222-1cf24b686ffc
status: test
description: |
Detects attempts to post the file with the usage of wget utility.
The adversary can bypass the permission restriction with the misconfigured sudo permission for wget utility which could allow them to read files like /etc/shadow.
references:
- https://linux.die.net/man/1/wget
- https://gtfobins.github.io/gtfobins/wget/
author: 'Pawel Mazur'
date: 2021-11-18
modified: 2022-12-25
tags:
- attack.exfiltration
- attack.t1048.003
logsource:
product: linux
service: auditd
detection:
selection:
type: EXECVE
a0: wget
a1|startswith: '--post-file='
condition: selection
falsepositives:
- Legitimate usage of wget utility to post a file
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/linux/auditd/execve/lnx_auditd_data_exfil_wget.yml