Files
hayabusa/rules/sigma/malware/registry_event_mal_ursnif.yml
DustInDark 0cfa806baf Feature/addruletype to sigma rule#230 (#235)
* added ruletype to SIGMA rule #230

* added ruletype to SIGMA rule converter tool #231
2021-11-28 18:14:51 +09:00

39 lines
1.1 KiB
YAML

title: Ursnif
author: megan201296
date: 2019/02/13
description: Detects new registry key created by Ursnif malware.
detection:
SELECTION_1:
EventID: 12
SELECTION_2:
EventID: 13
SELECTION_3:
EventID: 14
SELECTION_4:
TargetObject: '*\Software\AppDataLow\Software\Microsoft\\*'
SELECTION_5:
TargetObject:
- '*\SOFTWARE\AppDataLow\Software\Microsoft\Internet Explorer\\*'
- '*\SOFTWARE\AppDataLow\Software\Microsoft\RepService\\*'
- '*\SOFTWARE\AppDataLow\Software\Microsoft\IME\\*'
- '*\SOFTWARE\AppDataLow\Software\Microsoft\Edge\\*'
condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and SELECTION_4 and not
(SELECTION_5))
falsepositives:
- Unknown
id: 21f17060-b282-4249-ade0-589ea3591558
level: critical
logsource:
category: registry_event
product: windows
modified: 2021/11/15
references:
- https://blog.yoroi.company/research/ursnif-long-live-the-steganography/
- https://blog.trendmicro.com/trendlabs-security-intelligence/phishing-campaign-uses-hijacked-emails-to-deliver-ursnif-by-replying-to-ongoing-threads/
status: experimental
tags:
- attack.execution
- attack.t1112
ruletype: SIGMA