Potential CCleanerDU.DLL Sideloading

 1title: Potential CCleanerDU.DLL Sideloading
 2id: 1fbc0671-5596-4e17-8682-f020a0b995dc
 3status: experimental
 4description: Detects potential DLL sideloading of "CCleanerDU.dll"
 5references:
 6    - https://lab52.io/blog/2344-2/
 7author: X__Junior (Nextron Systems)
 8date: 2023/07/13
 9tags:
10    - attack.defense_evasion
11    - attack.persistence
12    - attack.privilege_escalation
13    - attack.t1574.001
14    - attack.t1574.002
15logsource:
16    category: image_load
17    product: windows
18detection:
19    selection:
20        ImageLoaded|endswith: '\CCleanerDU.dll'
21    filter_main_path:
22        Image|startswith:
23            - 'C:\Program Files\CCleaner\'
24            - 'C:\Program Files (x86)\CCleaner\'
25        Image|endswith:
26            - '\CCleaner.exe'
27            - '\CCleaner64.exe'
28    condition: selection and not 1 of filter_main_*
29falsepositives:
30    - False positives could occur from other custom installation paths. Apply additional filters accordingly.
31level: medium