Trojan:Win32/Comisproc is a virus that may drop malicious files in the Windows and Windows system folders. It is one of the viruses which is actively propogated on the internet by one or more groups. It is present on the net since 2 to 3 years now.
This virus is given different file names and saved in different folder locations. The file names and the locations change frequently with new versions of the virus.
In previous case this virus was bundled with PPT or DOC files claiming to be security related articles, or about high profile celebraties in India.
The current version of this virus creates a file system###.exe in the system32 folder where the ### indicate random characters. see report
This virus also creates a malicious service which is named as
Ngin-Service/ Ngin Web Service,
Ngginx-Service/ Ngignx Web Service
There seem to be different variations os the names above. These services are active or running by default, therefore you need to stop these services before you could be able to delete the virus file associated with this malicious service. You can try to locate the malicious exe file by searching for system*.exe on the infected computer. Once you locate the suspicious/ malicious virus file, note down the date of creation of that file and search on your computer for other files created on that date or later, because this virus program tends to create/ download additional file once it has entered in a computer.