What is it?
RBOT-NI WORM!? - bling.exe

What does bling.exe do?
W32/Rbot-NI is a worm which attempts to spread to remote network shares. It also contains backdoor Trojan functionality, allowing unauthorised remote access to the infected computer via IRC channels while running in the background as a service process.

Removal:
Sophos has the full dirt ( HERE )