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Indexed Rules
3,707
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Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
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Active Rule
CMD Shell Output Redirect
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
CMD Shell Output Redirect
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: CMD Shell Output Redirect
id: 4f4eaa9f-5ad4-410c-a4be-bc6132b0175a
related:
- id: 8e0bb260-d4b2-4fff-bb8d-3f82118e6892
type: similar
status: test
description: |
Detects the use of the redirection character ">" to redirect information on the command line.
This technique is sometimes used by malicious actors in order to redirect the output of reconnaissance commands such as "hostname" and "dir" to files for future exfiltration.
references:
- https://ss64.com/nt/syntax-redirection.html
author: frack113
date: 2022-01-22
modified: 2024-03-19
tags:
- attack.discovery
- attack.t1082
- detection.threat-hunting
logsource:
category: process_creation
product: windows
detection:
selection_cmd:
- OriginalFileName: 'Cmd.Exe'
- Image|endswith: '\cmd.exe'
selection_cli:
CommandLine|contains: '>'
filter_optional_idm_extension:
CommandLine|contains:
- 'C:\Program Files (x86)\Internet Download Manager\IDMMsgHost.exe'
- 'chrome-extension://'
- '\\.\pipe\chrome.nativeMessaging'
condition: all of selection_* and not 1 of filter_optional_*
falsepositives:
- Internet Download Manager extensions use named pipes and redirection via CLI. Filter it out if you use it in your environment
level: low
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-threat-hunting/windows/process_creation/proc_creation_win_cmd_redirect.yml