Win32.HLLW.Autoruner1.54187

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\webscanx.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vsstat.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ccRegVfy.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KWatchUI.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVPlus.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vsmon.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Navapsvc.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\alogserv.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rtvscan.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vshwin32.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vptray.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\NPFMntor.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KWatch.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavStub.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\TrojDie.kxp] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KPfwSvc.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KULANSyn.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KPopMon.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVSvc.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KMailMon.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVStart.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avsynmgr.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pfw.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rfwmain.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMonD.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMon.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Rav.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavTask.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\safeboxTray.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360safebox.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RsMain.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360rpt.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\CCenter.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RAVTIMER.EXE] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avconsol.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rfwsrv.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ScanFrm.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FYFireWall.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RsTray.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KavPFW.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\DSMain.exe] 'Debugger' = 'ntsd -d'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rsnetsvr.exe] 'Debugger' = 'ntsd -d'

Creates or modifies the following files:

%ALLUSERSPROFILE%\Start Menu\Programs\Startup\.lnk

Creates the following services:

[<HKLM>\SYSTEM\ControlSet001\Services\aec] 'ImagePath' = '<DRIVERS>\BGS.sys'

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files

Creates and executes the following:

'<SYSTEM32>\wuauolt.exe'

Modifies file system :

Creates the following files:

<SYSTEM32>\.dll
%HOMEPATH%\Desktop\Internet Explorer.lnk
%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk
%PROGRAM_FILES%\mos.exe
C:\sss1.sys
<DRIVERS>\BGS.sys
<SYSTEM32>\wuauolt.exe

Sets the 'hidden' attribute to the following files:

<SYSTEM32>\wuauolt.exe
<SYSTEM32>\.dll
%PROGRAM_FILES%\mos.exe

Deletes the following files:

<DRIVERS>\etc\hosts
<DRIVERS>\BGS.sys
C:\sss1.sys

Substitutes the HOSTS file.

Network activity:

Connects to:

'74.##5.232.51':80
'12#.#25.114.144':80

UDP:

DNS ASK www.google.com
DNS ASK www.ba##u.com

Miscellaneous:

Searches for the following windows:

ClassName: 'SysListView32' WindowName: '(null)'

Technologies

Terminology

Training and education

Myths

Technical Information