A sic file extension is related to the WAP Binary XML Content Format (Wireless Binary XML Service Indication data file format). It seems to be obsolete format.
There is one other file type using
the SIC file extension!
.sic - Quicken 2002 order data
SIC file extension - Wireless Binary XML Service Indication
What is sic file? How to open sic files?
File type specification:
The sic file extension is associated with the WBXML (WAP Binary XML Content Format). The binary format was designed to allow for compact transmission with no loss of functionality or semantic information. The format is designed to preserve the element structure of XML, allowing a browser to skip unknown elements or attributes.
Mime tyoes:
application/vnd.wap.sic
This sic file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.