The 1150_2.dat file is dangerous to the computer system and your privacy. It belongs to a parasite, whose payload may differ depending on its type. While relatively harmless pests may use 1150_2.dat to degrade system performance, display commercial advertisements or perform other annoying actions, really dangerous parasites may use 1150_2.dat to damage your system, infect files, corrupt installed software and violate your privacy. DO NOT open this file!
The 1150_2.dat file is installed and used by
Adware.WebRebates.
Sometimes a presence of 1150_2.dat does not indicate that your computer is infected. It can be an essential system file or a file installed by harmless legitimate software and therefore may not pose any threat to your privacy and the system. Although such cases are quite rare, you should thoroughly examine 1150_2.dat before completely deleting or leaving it in the system.