Potential Cookies Session Hijacking

Description

Detects execution of "curl.exe" with the "-c" flag in order to save cookie data.

Query · sigma

selection_img:
- Image|endswith: \curl.exe
- OriginalFileName: curl.exe
selection_cli:
- CommandLine|re: \s-c\s
- CommandLine|contains: --cookie-jar
condition: all of selection_*

Known false positives

  • Unknown
Raw source Potential Cookies Session Hijacking · Sigma
Esc
Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Potential Cookies Session Hijacking
id: 5a6e1e16-07de-48d8-8aae-faa766c05e88
status: test
description: Detects execution of "curl.exe" with the "-c" flag in order to save cookie data.
references:
    - https://curl.se/docs/manpage.html
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-07-27
tags:
    - attack.execution
logsource:
    product: windows
    category: process_creation
detection:
    selection_img:
        - Image|endswith: '\curl.exe'
        - OriginalFileName: 'curl.exe'
    selection_cli:
        - CommandLine|re: '\s-c\s'
        - CommandLine|contains: '--cookie-jar'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_curl_cookie_hijacking/info.yml

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.