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Indexed Rules
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CLI Versions
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Newest: 2.0.2
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Active Rule
Potential Arbitrary Command Execution Using Msdt.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential Arbitrary Command Execution Using Msdt.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: Potential Arbitrary Command Execution Using Msdt.EXE
id: 258fc8ce-8352-443a-9120-8a11e4857fa5
status: test
description: Detects processes leveraging the "ms-msdt" handler or the "msdt.exe" binary to execute arbitrary commands as seen in the follina (CVE-2022-30190) vulnerability
references:
- https://twitter.com/nao_sec/status/1530196847679401984
- https://app.any.run/tasks/713f05d2-fe78-4b9d-a744-f7c133e3fafb/
- https://twitter.com/_JohnHammond/status/1531672601067675648
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-05-29
modified: 2024-03-13
tags:
- attack.defense-evasion
- attack.t1202
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\msdt.exe'
- OriginalFileName: 'msdt.exe'
selection_cmd_inline:
CommandLine|contains: 'IT_BrowseForFile='
selection_cmd_answerfile_flag:
CommandLine|contains: ' PCWDiagnostic'
selection_cmd_answerfile_param:
CommandLine|contains|windash: ' -af '
condition: selection_img and (selection_cmd_inline or all of selection_cmd_answerfile_*)
falsepositives:
- Unknown
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_msdt_arbitrary_command_execution.yml