SigmaHQ/rules/windows/sysmon/sysmon_susp_run_key_img_folder.yml
Sander Wiebing b8ee736f44
Remove AppData folder as suspicious folder
A lot of software is using the AppData folder for startup keys. Some examples:
- Microsoft Teams (\AppData\Local\Microsoft\Teams)
- Resilio (\AppData\Roaming\Resilio Sync\)
- Discord ( (\AppData\Local\Discord\)
- Spotify ( (\AppData\Roaming\Spotify\)

Too many to whitelist them all
2020-05-24 15:16:07 +02:00

38 lines
1.1 KiB
YAML

title: New RUN Key Pointing to Suspicious Folder
id: 02ee49e2-e294-4d0f-9278-f5b3212fc588
status: experimental
description: Detects suspicious new RUN key element pointing to an executable in a suspicious folder
references:
- https://www.fireeye.com/blog/threat-research/2018/08/fin7-pursuing-an-enigmatic-and-evasive-global-criminal-operation.html
author: Florian Roth, Markus Neis, Sander Wiebing
tags:
- attack.persistence
- attack.t1060
date: 2018/08/25
modified: 2020/05/24
logsource:
product: windows
service: sysmon
detection:
selection:
EventID: 13
TargetObject:
- '*\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\\*'
- '*\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\\*'
Details:
- '*C:\Windows\Temp\\*'
- '*C:\$Recycle.bin\\*'
- '*C:\Temp\\*'
- '*C:\Users\Public\\*'
- '%Public%\\*'
- '*C:\Users\Default\\*'
- '*C:\Users\Desktop\\*'
- 'wscript*'
- 'cscript*'
condition: selection
fields:
- Image
falsepositives:
- Software using weird folders for updates
level: high