Trojans are malicious applications that pose themselves as legitimate software in order to trick users to install them. Once on the victim's machine, it may run any number of malicious process to steal vital information or inflict damage to other software.
This is a Chinese trojan that creates several dangerous processes resembling legitimate names related to Lotus, security software, or printer drivers. It also alters key windows processes like the Task Manager in order to prevent you from removing the infection. It also hijacks your Start page to http://main.94ak.com