Versions

5, 4, 0, 13	10.00%
5, 2, 0, 13	50.00%
5, 1, 0, 21	30.00%
4, 2, 0, 29	10.00%

There are 4 versions of trillian.exe in the wild, the latest version being 5, 4, 0, 13. trillian.exe is run as a standard windows process with the logged in user's account privileges. When the program is installed, it will add a shortcut pointer in the Start Menu which will execute the file as a process upon a user login. The average file size is about 2.27 MB. The file is a digitally signed and issued to Cerulean Studios by VeriSign. Some variations of the file have been seen to be installed with the program Trillian from Cerulean Studios, LLC. During the process's lifecycle, the typical CPU resource utilization is less than 0.01%, the average private memory consumption is about 37.85 MB. Addionally, typically read and write I/O disk operations is about 705.26 KB per minute for reads and 11.37 KB per minute for writes.

Trillian is a proprietary multiprotocol instant messaging application created by Cerulean Studios. It can connect to multiple IM services, such as AIM, ICQ, Windows Live Messenger, Yahoo! Messenger and Skype. Users can create multiple connections to the same service, and can also group connections under separate identities to prevent confusion.