Troj/KeybRant-A is a Trojan for the Windows platform.
Troj/KeybRant-A creates the batch file:
<All Users Profile>\StartMenu\Programs\Startup\Update.exe.bat
The Update.exe.bat file attempts to disable to the keyboard when the user logs on. Update.exe.bat is also detected as Troj/KeybRant-A.
Troj/KeybRant-A sends the following message to all computers in the workgroup:
"The network is infected by poisonous worm by mr.loser and my poisoned blood will fill the whole world"