Suspicious Printer Driver Empty Manufacturer

Detects a suspicious printer driver installation with an empty Manufacturer value

Sigma rule (View on GitHub)

 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.persistence
12    - attack.defense-evasion
13    - attack.privilege-escalation
14    - attack.t1574
15    - cve.2021-1675
16logsource:
17    category: registry_set
18    product: windows
19detection:
20    selection:
21        TargetObject|contains|all:
22            - '\Control\Print\Environments\Windows x64\Drivers'
23            - '\Manufacturer'
24        Details: '(Empty)'
25    filter_cutepdf:
26        TargetObject|contains: '\CutePDF Writer v4.0\'
27    filter_vnc:
28        TargetObject|contains:
29            - '\VNC Printer (PS)\'
30            - '\VNC Printer (UD)\'
31    filter_pdf24:
32        TargetObject|contains: '\Version-3\PDF24\'
33    condition: selection and not 1 of filter_*
34falsepositives:
35    - Alerts on legitimate printer drivers that do not set any more details in the Manufacturer value
36level: high

References

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