This is part of the Sendori web browser toolbar and extension that will modify the browser's default search provider, DNS, and home page functions. freebl3.dll is the Mozilla NSS FreeBL is a shared library dependency to support security-enabled client programs, NSS provides a complete open-source implementation of the crypto libraries and is recompiled by Sendori, Inc. The module freebl3.dll, “NSS freebl Library” by Sendori, Inc has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. Note, this is a common distributed file and although it has been detected it might not be a threat is un-coupled from its distribution source.