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Update av_relevant_files.yml

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added extensions and paths from cheat sheet 1.8 plus some more (maybe add webserver roots + scripting languages to cheat sheet?)
This commit is contained in:
Arnim Rupp 2021-05-09 00:03:47 +02:00
parent ad3b829f2d
commit b9fc257124
1 changed files with 30 additions and 4 deletions
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34
rules/windows/malware/av_relevant_files.yml
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@ -2,27 +2,37 @@ title: Antivirus Relevant File Paths Alerts
id: c9a88268-0047-4824-ba6e-4d81ce0b907c
description: Detects an Antivirus alert in a highly relevant file path or with a relevant file name
date: 2018/09/09
modified: 2019/10/04
author: Florian Roth
modified: 2021/05/09
author: Florian Roth, Arnim Rupp
references:
- https://www.nextron-systems.com/2018/09/08/antivirus-event-analysis-cheat-sheet-v1-4/
- https://www.nextron-systems.com/2021/03/25/antivirus-event-analysis-cheat-sheet-v1-8/
logsource:
product: antivirus
detection:
selection:
- FileName|startswith:
- 'C:\Windows\Temp\'
- 'C:\Windows\'
- 'C:\Temp\'
- 'C:\PerfLogs\'
- 'C:\Users\Public\'
- 'C:\Users\Default\'
- FileName|contains:
- '\Client\'
- '\tsclient\'
- '\inetpub\'
- '/www/'
- 'apache'
- 'tomcat'
- 'nginx'
- 'weblogic'
selection2:
Filename|endswith:
- '.ps1'
- '.psm1'
- '.vbs'
- '.bat'
- '.cmd'
- '.sh'
- '.chm'
- '.xml'
- '.txt'
@ -30,8 +40,18 @@ detection:
- '.jspx'
- '.asp'
- '.aspx'
- '.ashx'
- '.asax'
- '.asmx'
- '.php'
- '.cfm'
- '.py'
- '.pyc'
- '.pl'
- '.rb'
- '.cgi'
- '.war'
- '.ear'
- '.hta'
- '.lnk'
- '.scf'
@ -39,6 +59,12 @@ detection:
- '.vbe'
- '.wsf'
- '.wsh'
- '.gif'
- '.png'
- '.jpg'
- '.jpeg'
- '.svg'
- '.dat'
condition: selection or selection2
fields:
- Signature