W32/Rbot-BBL is a worm and IRC backdoor Trojan for the Windows platform.
W32/Rbot-BBL runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.
When first run W32/Rbot-BBL copies itself to <System>\datasys.exe.
The following registry entries are created to run datasys.exe on startup:
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Driver Data Monitor
datasys.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Driver Data Monitor
datasys.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\RunServices
Driver Data Monitor
datasys.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Driver Data Monitor
datasys.exe
Registry entries are set as follows:
HKCU\SYSTEM\CurrentControlSet\Control\Lsa
Driver Data Monitor
datasys.exe
HKLM\SYSTEM\CurrentControlSet\Control\Lsa
Driver Data Monitor
datasys.exe
HKCU\Software\Microsoft\OLE
Driver Data Monitor
datasys.exe
HKLM\SOFTWARE\Microsoft\Ole
Driver Data Monitor
datasys.exe