Suspicious Printer Driver Empty Manufacturer

 1title: Suspicious Printer Driver Empty Manufacturer
 2id: e0813366-0407-449a-9869-a2db1119dc41
 3status: test
 4description: Detects a suspicious printer driver installation with an empty Manufacturer value
 5references:
 6    - https://twitter.com/SBousseaden/status/1410545674773467140
 7author: Florian Roth (Nextron Systems)
 8date: 2020-07-01
 9modified: 2023-08-17
10tags:
11    - attack.privilege-escalation
12    - attack.t1574
13    - cve.2021-1675
14logsource:
15    category: registry_set
16    product: windows
17detection:
18    selection:
19        TargetObject|contains|all:
20            - '\Control\Print\Environments\Windows x64\Drivers'
21            - '\Manufacturer'
22        Details: '(Empty)'
23    filter_cutepdf:
24        TargetObject|contains: '\CutePDF Writer v4.0\'
25    filter_vnc:
26        TargetObject|contains:
27            - '\VNC Printer (PS)\'
28            - '\VNC Printer (UD)\'
29    filter_pdf24:
30        TargetObject|contains: '\Version-3\PDF24\'
31    condition: selection and not 1 of filter_*
32falsepositives:
33    - Alerts on legitimate printer drivers that do not set any more details in the Manufacturer value
34level: high