Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /E'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /Y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /Q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'xoecien' = '%HOMEPATH%\xoecien.exe /W'
Creates the following files on removable media:
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\RCX5.tmp
- <Drive name for removable media>:\RCX4.tmp
- <Drive name for removable media>:\RCX8.tmp
- <Drive name for removable media>:\RCX7.tmp
- <Drive name for removable media>:\RCX6.tmp
- <Drive name for removable media>:\Secret.exe
- <Drive name for removable media>:\xoecien.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\RCX3.tmp
- <Drive name for removable media>:\Sexy.exe
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:
- '%HOMEPATH%\xoecien.exe'
- '%TEMP%\svchost.exe'
- '%TEMP%\xeiciep.exe'
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\qygsz3gx.cmdline"
Modifies file system :
Creates the following files:
- %TEMP%\qygsz3gx.cmdline
- %TEMP%\qygsz3gx.0.vb
- %TEMP%\qygsz3gx.out
- %TEMP%\RES2.tmp
- %TEMP%\vbc1.tmp
- %TEMP%\MSNPSharp.dll
- %TEMP%\svchost.exe
- %TEMP%\OlWE.resources
- %TEMP%\xeiciep.exe
- %TEMP%\5E8qI.resources
- %HOMEPATH%\xoecien.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\xoecien.exe
- <Drive name for removable media>:\autorun.inf
- %HOMEPATH%\xoecien.exe
Deletes the following files:
- <Drive name for removable media>:\Sexy.exe
- %TEMP%\qygsz3gx.cmdline
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\Porn.exe
- %TEMP%\vbc1.tmp
- %TEMP%\RES2.tmp
- %TEMP%\qygsz3gx.out
- %TEMP%\qygsz3gx.0.vb
Network activity:
Connects to:
- 'ns#.##ayer1352.net':8000
- '25#.#55.255.255':8000
UDP:
- DNS ASK ns#.##ayer1352.net
- DNS ASK ns#.##ayer1352.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
