title: Potentially Suspicious ODBC Driver Registered
id: e4d22291-f3d5-4b78-9a0c-a1fbaf32a6a4
status: test
description: Detects the registration of a new ODBC driver where the driver is located in a potentially suspicious location
references:
    - https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-23
modified: 2023-08-17
tags:
    - attack.credential-access
    - attack.persistence
    - attack.t1003
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|contains: '\SOFTWARE\ODBC\ODBCINST.INI\'
        TargetObject|endswith:
            - '\Driver'
            - '\Setup'
        Details|contains:
            - ':\PerfLogs\'
            - ':\ProgramData\'
            - ':\Temp\'
            - ':\Users\Public\'
            - ':\Windows\Registration\CRMLog'
            - ':\Windows\System32\com\dmp\'
            - ':\Windows\System32\FxsTmp\'
            - ':\Windows\System32\Microsoft\Crypto\RSA\MachineKeys\'
            - ':\Windows\System32\spool\drivers\color\'
            - ':\Windows\System32\spool\PRINTERS\'
            - ':\Windows\System32\spool\SERVERS\'
            - ':\Windows\System32\Tasks_Migrated\'
            - ':\Windows\System32\Tasks\Microsoft\Windows\SyncCenter\'
            - ':\Windows\SysWOW64\com\dmp\'
            - ':\Windows\SysWOW64\FxsTmp\'
            - ':\Windows\SysWOW64\Tasks\Microsoft\Windows\PLA\System\'
            - ':\Windows\SysWOW64\Tasks\Microsoft\Windows\SyncCenter\'
            - ':\Windows\Tasks\'
            - ':\Windows\Temp\'
            - ':\Windows\Tracing\'
            - '\AppData\Local\Temp\'
            - '\AppData\Roaming\'
    condition: selection
falsepositives:
    - Unlikely
level: high

title: New ODBC Driver Registered
id: 3390fbef-c98d-4bdd-a863-d65ed7c610dd
status: test
description: Detects the registration of a new ODBC driver.
references:
    - https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-23
modified: 2023-08-17
tags:
    - attack.persistence
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|contains: '\SOFTWARE\ODBC\ODBCINST.INI\'
        TargetObject|endswith: '\Driver'
    filter_main_sqlserver:
        TargetObject|contains: '\SQL Server\'
        Details: '%WINDIR%\System32\SQLSRV32.dll'
    filter_optional_office_access:
        TargetObject|contains: '\Microsoft Access '
        Details|startswith: 'C:\Progra'
        Details|endswith: '\ACEODBC.DLL'
    filter_optional_office_excel:
        TargetObject|contains: '\Microsoft Excel Driver'
        Details|startswith: 'C:\Progra'
        Details|endswith: '\ACEODBC.DLL'
    condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*
falsepositives:
    - Likely
level: low