OID value: 1.2.840.113549.7.4
OID description:
Signed-and-enveloped-data content type, defined by RFC-2315, PKCS 7: Cryptographic Message Syntax Version 1.5, and also used by RFC2630, Cryptographic Message Syntax, which is based on PKCS7.
Signed-and-enveloped data content type is different in structure than signing an enveloped-data content (OID: 1.2.840.113549.7.3), defined by RFC 2315,
URL for further info: http://www.faqs.org/rfcs/rfc2315.html
See also the OID Repository website reference for 1.2.840.113549.7.4