AddCertToRegHive adds a certificate to a registry hive file. Adds a certificate to an off-line registry hive. This means you can add a certificate to install.wim so that on first boot it is available or to another system that is currently off. It only supports the local machine stores. Written in C. You will probably need administator privileges to use this tool and you may need to elevate. Command line:

AddCertToRegHive hive crt.cer [/CRL crl.crl] [/Store store]

Where:
* hive is a registry hive for HKLM\SOFTWARE found at Windows\System32\config\SOFTWARE
* crt.cer is the certificate to import
* crl.crl is the optional CRL to also import
* store is the store to import to, defaults to ROOT

The license of this software is Freeware, you can free download and free use this registry cleaner software.