TusFiles is a file hosting service that bills itself as a cloud backup platform, however the service is known to distributed various potentially unwanted software packages such as adware bundles through its wrapped download manager (signed by Artur Kozak, etc.). The domain o.tusfiles.net is registered by proxy through GODADDY.COM, LLC and was originally registered in May of 2010. This domain has been seen distributing various forms of adware (some being very aggressive) directly or via bundled installations. The hosted servers are located in Bucharest, Bucuresti within Romania which resides on the RIPE Network Coordination Centre network. The domain is associated with the publisher Artur Kozak who is located in Kyiv, Ukraine.