mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-09 02:26:48 +00:00
29 lines
1.1 KiB
YAML
29 lines
1.1 KiB
YAML
title: Suspicious LDAP-Attributes Used
|
|
id: d00a9a72-2c09-4459-ad03-5e0a23351e36
|
|
description: detects the usage of particular AttributeLDAPDisplayNames, which are known for data exchange via LDAP by the tool LDAPFragger and are additionally not commonly used in companies.
|
|
status: experimental
|
|
date: 2019/03/24
|
|
author: xknow @xknow_infosec
|
|
references:
|
|
- https://medium.com/@ivecodoe/detecting-ldapfragger-a-newly-released-cobalt-strike-beacon-using-ldap-for-c2-communication-c274a7f00961
|
|
- https://blog.fox-it.com/2020/03/19/ldapfragger-command-and-control-over-ldap-attributes/
|
|
- https://github.com/fox-it/LDAPFragger
|
|
tags:
|
|
- attack.t1041
|
|
- attack.persistence
|
|
logsource:
|
|
product: windows
|
|
service: security
|
|
detection:
|
|
selection:
|
|
EventID: 5136
|
|
AttributeValue: '*'
|
|
AttributeLDAPDisplayName:
|
|
- 'primaryInternationalISDNNumber'
|
|
- 'otherFacsimileTelephoneNumber'
|
|
- 'primaryTelexNumber'
|
|
condition: selection
|
|
falsepositives:
|
|
- Companies, who may use these default LDAP-Attributes for personal information
|
|
level: high
|