Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Clients\StartMenuInternet\IEXPLORE.EXE\shell\open\command] '' = '"<LS_APPDATA>\vut.exe" -a "%PROGRAM_FILES%\Internet Explorer\iexplore.exe"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ctfmon.exe' = '<SYSTEM32>\ctfmon.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'EnableFirewall' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'DisableNotifications' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Creates and executes the following:
- <LS_APPDATA>\vut.exe -gav <Full path to virus>
Terminates or attempts to terminate
the following user processes:
- iexplore.exe
Modifies file system :
Creates the following files:
- %TEMP%\47s4483m5n74gyl26k1s37p871kxea7wsd33thi4t
- %HOMEPATH%\Templates\47s4483m5n74gyl26k1s37p871kxea7wsd33thi4t
- %ALLUSERSPROFILE%\Application Data\47s4483m5n74gyl26k1s37p871kxea7wsd33thi4t
- <LS_APPDATA>\vut.exe
- <LS_APPDATA>\47s4483m5n74gyl26k1s37p871kxea7wsd33thi4t
Deletes itself.
Network activity:
Connects to:
- 'bo####vihepiqa.com':80
- 'ki###ypagit.com':80
- 'qy###onuhy.com':80
- 'so####widapezi.com':80
- 'mi###uhamys.com':80
- 'mi####nabojavo.com':80
- 'pu####wabofa.com':80
- 'di####huzifet.com':80
- 'qu####hadige.com':80
- 'ge###oziji.com':80
- 'xa####gikola.com':80
- 'jy####wopakisy.com':80
- 'vy####putifyb.com':80
- 'ge####mygeqyme.com':80
- 'ri###osex.com':80
- 'xu####qujumydu.com':80
- 'we####hesikyv.com':80
- 'qy####susefim.com':80
- 'xy###uvut.com':80
- 'ci###axyx.com':80
- 'zy###uxofux.com':80
- 'qu####mugoto.com':80
- 'he###evena.com':80
- 'mi####qewetypo.com':80
- 'no###ekuz.com':80
- 'ne####navygu.com':80
- 'pa####gyfeheka.com':80
- 'qy###orus.com':80
- 'hy####liduzun.com':80
- 'ro####ginora.com':80
UDP:
- DNS ASK bo####vihepiqa.com
- DNS ASK ki###ypagit.com
- DNS ASK qy###onuhy.com
- DNS ASK so####widapezi.com
- DNS ASK mi###uhamys.com
- DNS ASK mi####nabojavo.com
- DNS ASK pu####wabofa.com
- DNS ASK di####huzifet.com
- DNS ASK qu####hadige.com
- DNS ASK ge###oziji.com
- DNS ASK xa####gikola.com
- DNS ASK jy####wopakisy.com
- DNS ASK vy####putifyb.com
- DNS ASK ge####mygeqyme.com
- DNS ASK ri###osex.com
- DNS ASK xu####qujumydu.com
- DNS ASK we####hesikyv.com
- DNS ASK qy####susefim.com
- DNS ASK xy###uvut.com
- DNS ASK ci###axyx.com
- DNS ASK zy###uxofux.com
- DNS ASK qu####mugoto.com
- DNS ASK he###evena.com
- DNS ASK mi####qewetypo.com
- DNS ASK no###ekuz.com
- DNS ASK ne####navygu.com
- DNS ASK pa####gyfeheka.com
- DNS ASK qy###orus.com
- DNS ASK hy####liduzun.com
- DNS ASK ro####ginora.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'msascui_class' WindowName: ''