Suspicious New Printer Ports in Registry (CVE-2020-1048)

Detects a new and suspicious printer port creation in Registry that could be an attempt to exploit CVE-2020-1048

Sigma rule (View on GitHub)

 1title: Suspicious New Printer Ports in Registry (CVE-2020-1048)
 2id: 7ec912f2-5175-4868-b811-ec13ad0f8567
 3status: test
 4description: Detects a new and suspicious printer port creation in Registry that could be an attempt to exploit CVE-2020-1048
 5references:
 6    - https://windows-internals.com/printdemon-cve-2020-1048/
 7author: EagleEye Team, Florian Roth (Nextron Systems), NVISO
 8date: 2020/05/13
 9modified: 2023/08/17
10tags:
11    - attack.persistence
12    - attack.execution
13    - attack.defense_evasion
14    - attack.t1112
15logsource:
16    product: windows
17    category: registry_set
18detection:
19    selection:
20        TargetObject|startswith: 'HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Ports'
21        Details|contains:
22            - '.dll'
23            - '.exe'
24            - '.bat'
25            - '.com'
26            - 'C:'
27    condition: selection
28falsepositives:
29    - New printer port install on host
30level: high

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