Some older third-party database utilities or ERP (Enterprise Resource Planning) systems packaged a helper executable named sqlsrv30.exe to manage connections to SQL Server 6.5, 7.0, or 2000. The "30" in the name likely refers to a version 3.0 of a specific SQL server interface layer.
If confirmed as malware:
I cannot produce a blog post about "sqlsrv30.exe" because from Microsoft, SQL Server, or any reputable software vendor. sqlsrv30.exe
: A common frustration for users is that the driver requires the Microsoft SQL Server 2012 Native Client to be installed on the machine separately. Pros and Cons Official Microsoft support for high availability (AlwaysOn) Strictly tied to older PHP 5.3/5.4 versions Includes both procedural and PDO interfaces Manual installation (editing ) can be error-prone Free for all SQL Server users Requires specific Native Client dependencies For legacy applications running on PHP 5.4 or earlier on Windows, sqlsrv30.exe Some older third-party database utilities or ERP (Enterprise