OceanLotus Registry Activity

 1title: OceanLotus Registry Activity
 2id: 4ac5fc44-a601-4c06-955b-309df8c4e9d4
 3status: test
 4description: Detects registry keys created in OceanLotus (also known as APT32) attacks
 5references:
 6    - https://www.welivesecurity.com/2019/03/20/fake-or-fake-keeping-up-with-oceanlotus-decoys/
 7    - https://github.com/eset/malware-ioc/tree/master/oceanlotus
 8author: megan201296, Jonhnathan Ribeiro
 9date: 2019-04-14
10modified: 2023-09-28
11tags:
12    - attack.persistence
13    - attack.defense-evasion
14    - attack.t1112
15    - detection.emerging-threats
16logsource:
17    category: registry_event
18    product: windows
19detection:
20    selection_clsid:
21        TargetObject|contains: '\SOFTWARE\Classes\CLSID\{E08A0F4B-1F65-4D4D-9A09-BD4625B9C5A1}\Model'
22    selection_hkcu:
23        TargetObject|contains:
24            # HKCU\SOFTWARE\Classes\AppXc52346ec40fb4061ad96be0e6cb7d16a\
25            - 'Classes\AppXc52346ec40fb4061ad96be0e6cb7d16a\'
26            # HKCU\SOFTWARE\Classes\AppX3bbba44c6cae4d9695755183472171e2\
27            - 'Classes\AppX3bbba44c6cae4d9695755183472171e2\'
28            # HKCU\SOFTWARE\Classes\CLSID\{E3517E26-8E93-458D-A6DF-8030BC80528B}\
29            - 'Classes\CLSID\{E3517E26-8E93-458D-A6DF-8030BC80528B}\'
30            - 'Classes\CLSID\{E08A0F4B-1F65-4D4D-9A09-BD4625B9C5A1}\Model'
31    selection_appx_1:
32        TargetObject|contains: '\SOFTWARE\App\'
33    selection_appx_2:
34        TargetObject|contains:
35            - 'AppXbf13d4ea2945444d8b13e2121cb6b663\'
36            - 'AppX70162486c7554f7f80f481985d67586d\'
37            - 'AppX37cc7fdccd644b4f85f4b22d5a3f105a\'
38        TargetObject|endswith:
39            - 'Application'
40            - 'DefaultIcon'
41    condition: selection_clsid or selection_hkcu or all of selection_appx_*
42falsepositives:
43    - Unknown
44level: critical