mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-07 17:58:52 +00:00
34 lines
1.1 KiB
YAML
34 lines
1.1 KiB
YAML
title: Command Line Execution with Suspicious URL and AppData Strings
|
|
id: 1ac8666b-046f-4201-8aba-1951aaec03a3
|
|
status: experimental
|
|
description: Detects a suspicious command line execution that includes an URL and AppData string in the command line parameters as used by several droppers (js/vbs > powershell)
|
|
references:
|
|
- https://www.hybrid-analysis.com/sample/3a1f01206684410dbe8f1900bbeaaa543adfcd07368ba646b499fa5274b9edf6?environmentId=100
|
|
- https://www.hybrid-analysis.com/sample/f16c729aad5c74f19784a24257236a8bbe27f7cdc4a89806031ec7f1bebbd475?environmentId=100
|
|
author: Florian Roth, Jonhnathan Ribeiro, oscd.community
|
|
date: 2019/01/16
|
|
modified: 2020/11/20
|
|
tags:
|
|
- attack.execution
|
|
- attack.t1059.003
|
|
- attack.t1059.001
|
|
- attack.command_and_control
|
|
- attack.t1105
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection:
|
|
Image|endswith: '\cmd.exe'
|
|
CommandLine|contains|all:
|
|
- 'http' # captures both http and https
|
|
- '://'
|
|
- '%AppData%'
|
|
condition: selection
|
|
fields:
|
|
- CommandLine
|
|
- ParentCommandLine
|
|
falsepositives:
|
|
- High
|
|
level: medium
|