37 lines
1.2 KiB
YAML
37 lines
1.2 KiB
YAML
title: Time Travel Debugging Utility Usage
|
|
author: "Ensar \u015Eamil, @sblmsrsn, @oscd_initiative"
|
|
date: 2020/10/06
|
|
description: Detects usage of Time Travel Debugging Utility. Adversaries can execute
|
|
malicious processes and dump processes, such as lsass.exe, via tttracer.exe.
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 7
|
|
SELECTION_2:
|
|
ImageLoaded: '*\ttdrecord.dll'
|
|
SELECTION_3:
|
|
ImageLoaded: '*\ttdwriter.dll'
|
|
SELECTION_4:
|
|
ImageLoaded: '*\ttdloader.dll'
|
|
condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3 or SELECTION_4))
|
|
falsepositives:
|
|
- Legitimate usage by software developers/testers
|
|
id: e76c8240-d68f-4773-8880-5c6f63595aaf
|
|
level: high
|
|
logsource:
|
|
category: image_load
|
|
product: windows
|
|
modified: 2021/09/21
|
|
references:
|
|
- https://lolbas-project.github.io/lolbas/Binaries/Tttracer/
|
|
- https://twitter.com/mattifestation/status/1196390321783025666
|
|
- https://twitter.com/oulusoyum/status/1191329746069655553
|
|
status: experimental
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.credential_access
|
|
- attack.t1218
|
|
- attack.t1003.001
|
|
yml_filename: sysmon_tttracer_mod_load.yml
|
|
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/image_load
|
|
|