Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'weoid' = '%HOMEPATH%\weoid.exe /y'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\svchost.exe
Creates the following files on removable media:
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\Bloc-notes.exe
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\weoid.exe
- <Drive name for removable media>:\Secret.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%\weoid.exe'
- '%TEMP%\svchost.exe'
- '%TEMP%\dtbuog.exe'
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\gkjamop3.cmdline"
- '%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%\atmf2ys_.cmdline"
Modifies file system :
Creates the following files:
- %HOMEPATH%\c\Sexy.exe
- %HOMEPATH%\c\Secret.exe
- %HOMEPATH%\c\RCXF.tmp
- %HOMEPATH%\c\RCX10.tmp
- %HOMEPATH%\c\Porn.exe
- %HOMEPATH%\c\autorun.inf
- %HOMEPATH%\RCXB.tmp
- %HOMEPATH%\RCXA.tmp
- %HOMEPATH%\RCXC.tmp
- %HOMEPATH%\RCXE.tmp
- %HOMEPATH%\RCXD.tmp
- %TEMP%\whatdafock.txt
- %TEMP%\lgBW.resources
- %TEMP%\gkjamop3.0.vb
- %TEMP%\gkjamop3.out
- %TEMP%\gkjamop3.cmdline
- %TEMP%\caGQoyU.resources
- %HOMEPATH%\c\Passwords.exe
- %HOMEPATH%\c\RCX11.tmp
- %HOMEPATH%\c\RCX12.tmp
- %HOMEPATH%\c\RCX14.tmp
- %HOMEPATH%\c\RCX13.tmp
- %HOMEPATH%\RCX9.tmp
- %TEMP%\atmf2ys_.out
- %TEMP%\atmf2ys_.cmdline
- %HOMEPATH%\weoid.exe
- %TEMP%\RES2.tmp
- %TEMP%\vbc1.tmp
- %TEMP%\atmf2ys_.0.vb
- %TEMP%\dtbuog.exe
- %TEMP%\VcGiYkin.resources
- %TEMP%\svchost.exe
- %TEMP%\MSNPSharp.dll
- %TEMP%\7YL7a.resources
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\RCX5.tmp
- %HOMEPATH%\RCX6.tmp
- %HOMEPATH%\RCX8.tmp
- %HOMEPATH%\RCX7.tmp
- %HOMEPATH%\RCX4.tmp
- %HOMEPATH%\Secret.exe
- %TEMP%\atmf2ys_.exe
- %HOMEPATH%\Sexy.exe
- %HOMEPATH%\Porn.exe
- %HOMEPATH%\RCX3.tmp
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\weoid.exe
- %HOMEPATH%\c\autorun.inf
- %HOMEPATH%\weoid.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\c\Sexy.exe
- %HOMEPATH%\Secret.exe
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\c\Porn.exe
- %HOMEPATH%\c\Secret.exe
- %HOMEPATH%\c\autorun.inf
- %HOMEPATH%\c\Passwords.exe
- %HOMEPATH%\Porn.exe
- %TEMP%\atmf2ys_.out
- %TEMP%\vbc1.tmp
- %TEMP%\RES2.tmp
- %TEMP%\atmf2ys_.0.vb
- %HOMEPATH%\Sexy.exe
- %TEMP%\atmf2ys_.cmdline
- %TEMP%\atmf2ys_.exe
Moves the following files:
- from %HOMEPATH%\RCXE.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\c\RCXF.tmp to %HOMEPATH%\c\Sexy.exe
- from %HOMEPATH%\RCXC.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\RCXD.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\c\RCX10.tmp to %HOMEPATH%\c\Porn.exe
- from %HOMEPATH%\c\RCX13.tmp to %HOMEPATH%\c\Passwords.exe
- from %HOMEPATH%\c\RCX14.tmp to %HOMEPATH%\c\Passwords.exe
- from %HOMEPATH%\c\RCX11.tmp to %HOMEPATH%\c\Porn.exe
- from %HOMEPATH%\c\RCX12.tmp to %HOMEPATH%\c\Passwords.exe
- from %HOMEPATH%\RCX5.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX6.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\RCX3.tmp to %HOMEPATH%\Sexy.exe
- from %HOMEPATH%\RCX4.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX7.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\RCXA.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCXB.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX8.tmp to %HOMEPATH%\Passwords.exe
- from %HOMEPATH%\RCX9.tmp to %HOMEPATH%\Sexy.exe
Network activity:
Connects to:
- '17#.#3.169.14':80
UDP:
- DNS ASK ns#.##ckupdate3.net
- DNS ASK ns#.##ckupdate4.net
- DNS ASK ns#.##ckdate1.com
- DNS ASK ns#.##ckupdate2.com
- DNS ASK ns#.##ckupdate1.com
- DNS ASK ns#.##ckupdate1.net
- DNS ASK ns#.##ckupdate1.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
