Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'UFO' = '%TEMP%\IXP000.TMP\muma.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce] 'wextract_cleanup0' = 'rundll32.exe <SYSTEM32>\advpack.dll,DelNodeRunDLL32 "%TEMP%\IXP000.TMP\"'
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\czs.exe
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Nationalbtr] 'Start' = '00000002'
Creates the following files on removable media:
- <Drive name for removable media>:\recycle.{645FF040-5081-101B-9F08-00AA002F954E}\GHOSTBAK.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
- '%TEMP%\IXP000.TMP\muma.exe'
- '<SYSTEM32>\wwmiwy.exe'
- '%TEMP%\IXP000.TMP\S.exe'
Terminates or attempts to terminate
the following user processes:
- AVP.EXE
Modifies file system :
Creates the following files:
- <SYSTEM32>\wwmiwy.exe
- \Device\LanmanRedirector\WORKGROUP*\MAILSLOT\NET\NETLOGON
- %TEMP%\IXP000.TMP\S.exe
- %TEMP%\IXP000.TMP\muma.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- 'dd##.f3322.org':2016
- '11#.#39.46.8':2015
- '<Private IP address>':80
- '<Private IP address>':445
- '<Private IP address>':139
UDP:
- DNS ASK dd##.f3322.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'