sigmamediumHunting

Php Inline Command Execution

Detects execution of php using the "-r" flag. This is could be used as a way to launch a reverse shell or execute live php code.

MITRE ATT&CK

T1059

execution

Detection Query

selection_img:
  - Image|endswith: \php.exe
  - OriginalFileName: php.exe
selection_cli:
  CommandLine|contains: " -r"
condition: all of selection_*

Author

Nasreddine Bencherchali (Nextron Systems)

Created

2023-01-02

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.executionattack.t1059

Raw Content

title: Php Inline Command Execution
id: d81871ef-5738-47ab-9797-7a9c90cd4bfb
status: test
description: Detects execution of php using the "-r" flag. This is could be used as a way to launch a reverse shell or execute live php code.
references:
    - https://www.php.net/manual/en/features.commandline.php
    - https://www.revshells.com/
    - https://pentestmonkey.net/cheat-sheet/shells/reverse-shell-cheat-sheet
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-01-02
tags:
    - attack.execution
    - attack.t1059
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\php.exe'
        - OriginalFileName: 'php.exe'
    selection_cli:
        CommandLine|contains: ' -r'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium