New ODBC Driver Registered

Severity: low
Author: Nasreddine Bencherchali (Nextron Systems)
Source: upstream

Detects the registration of a new ODBC driver.

Event coverage

Provider	Event ID	Title
Sysmon	13	RegistryEvent (Value Set)

Stages and Predicates

Stage 1: `selection`

TargetObject|endswith: '\Driver'
TargetObject|contains: '\SOFTWARE\ODBC\ODBCINST.INI\'

Stage 2: `not 1 of filter_main_sqlserver`

Details: '%WINDIR%\System32\SQLSRV32.dll'
TargetObject|contains: '\SQL Server\'

Stage 3: `not 1 of filter_optional_*`

or:
Details|endswith: '\ACEODBC.DLL'
Details|startswith: 'C:\Progra'
TargetObject|contains: '\Microsoft Access '
Details|endswith: '\ACEODBC.DLL'
Details|startswith: 'C:\Progra'
TargetObject|contains: '\Microsoft Excel Driver'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

Field	Kind	Values
`Details`	ends_with	`\ACEODBC.DLL`
`Details`	eq	`%WINDIR%\System32\SQLSRV32.dll`
`Details`	starts_with	`C:\Progra`
`TargetObject`	ends_with	`\Driver` corpus 2 (sigma 2)
`TargetObject`	match	`\Microsoft Access` `\Microsoft Excel Driver` `\SOFTWARE\ODBC\ODBCINST.INI\` corpus 2 (sigma 2) `\SQL Server\`