sigmaDRL-1.1from SigmaHQ/sigma

Suspicious Driver/DLL Installation Via Odbcconf.EXE

Detects execution of "odbcconf" with the "INSTALLDRIVER" action where the driver doesn't contain a ".dll" extension. This is often used as a defense evasion method.

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ATT&CK techniques

T1218.008

Rule sourcerules/windows/process_creation/proc_creation_win_odbcconf_driver_install_susp.yml

title: Suspicious Driver/DLL Installation Via Odbcconf.EXE
id: cb0fe7c5-f3a3-484d-aa25-d350a7912729
related:
    - id: 3f5491e2-8db8-496b-9e95-1029fce852d4
      type: derived
status: test
description: Detects execution of "odbcconf" with the "INSTALLDRIVER" action where the driver doesn't contain a ".dll" extension. This is often used as a defense evasion method.
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Odbcconf/
    - https://web.archive.org/web/20191023232753/https://twitter.com/Hexacorn/status/1187143326673330176
    - https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-23
tags:
    - attack.defense-evasion
    - attack.t1218.008
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\odbcconf.exe'
        - OriginalFileName: 'odbcconf.exe'
    selection_cli:
        # Note: The "/A" flag is not required to call a specific action
        CommandLine|contains: 'INSTALLDRIVER '
    filter_main_dll_ext:
        CommandLine|contains: '.dll'
    condition: all of selection_* and not 1 of filter_main_*
falsepositives:
    - Unlikely
level: high