Florian Roth
44 lines
1.2 KiB
YAML
44 lines
1.2 KiB
YAML
title: Password Policy Discovery
|
|
id: ca94a6db-8106-4737-9ed2-3e3bb826af0a
|
|
status: stable
|
|
description: Detects password policy discovery commands
|
|
author: Ömer Günal, oscd.community, Pawel Mazur
|
|
date: 2020/10/08
|
|
modified: 2021/11/12
|
|
references:
|
|
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1201/T1201.md
|
|
- https://attack.mitre.org/techniques/T1201/
|
|
- https://linux.die.net/man/1/chage
|
|
- https://man7.org/linux/man-pages/man1/passwd.1.html
|
|
- https://superuser.com/questions/150675/how-to-display-password-policy-information-for-a-user-ubuntu
|
|
logsource:
|
|
product: linux
|
|
service: auditd
|
|
detection:
|
|
files:
|
|
type: 'PATH'
|
|
name:
|
|
- '/etc/pam.d/common-password'
|
|
- '/etc/security/pwquality.conf'
|
|
- '/etc/pam.d/system-auth'
|
|
- '/etc/login.defs'
|
|
chage:
|
|
type: 'EXECVE'
|
|
a0: 'chage'
|
|
a1:
|
|
- '--list'
|
|
- '-l'
|
|
passwd:
|
|
type: 'EXECVE'
|
|
a0: 'passwd'
|
|
a1:
|
|
- '-S'
|
|
- '--status'
|
|
condition: files or chage or passwd
|
|
falsepositives:
|
|
- Legitimate administration activities
|
|
level: low
|
|
tags:
|
|
- attack.discovery
|
|
- attack.t1201
|