Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{95512R03-ABB7-11d2-9CBD-0O00FS7AH613}] 'stubpath' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'Microsoft' = 'iexplore.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsoft' = 'iexplore.exe'
Creates or modifies the following files:
- %WINDIR%\Tasks\system.vbs
- %WINDIR%\Tasks\Setupt.exe
Creates the following files on removable media:
- <Drive name for removable media>:\recycle.{645FF040-5081-101B-9F08-00AA002F954E}\nod32.exe
- <Drive name for removable media>:\AUTORUN.INF
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '' = ':*:Enabled:Microsoft'
Creates and executes the following:
- <SYSTEM32>\iexplore.exe 500 "<Full path to virus>"
Executes the following:
- %WINDIR%\regedit.exe /S %TEMP%\1.reg
- <SYSTEM32>\net1.exe stop "Security Center"
- <SYSTEM32>\net1.exe stop SharedAccess
- <SYSTEM32>\cmd.exe /c c:\a.bat
- <SYSTEM32>\net.exe stop "Security Center"
- <SYSTEM32>\net.exe stop SharedAccess
Searches for windows to
detect analytical utilities:
- ClassName: '' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
- ClassName: '' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass' WindowName: ''
- ClassName: '' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'GBDYLLO' WindowName: ''
- ClassName: 'OLLYDBG' WindowName: ''
- ClassName: 'FilemonClass' WindowName: ''
- ClassName: 'pediy06' WindowName: ''
Modifies file system :
Creates the following files:
- <SYSTEM32>\iexplore.exe
- %TEMP%\1.reg
- C:\a.bat
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\AUTORUN.INF
- <SYSTEM32>\iexplore.exe
Deletes the following files:
- %TEMP%\1.reg
Deletes itself.
Network activity:
Connects to:
- '<Private IP address>':139
- '10.#.1.119,1433':445
- '10.#.1.119,1433':139
- '<Private IP address>':80
- '<Private IP address>':1433
- 'sf##.linkpc.net':8081
- '<Private IP address>':445
UDP:
- DNS ASK 10.#.1.119,1433
- DNS ASK sf##.linkpc.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'mIRC' WindowName: ''
- ClassName: 'RegEdit_RegEdit' WindowName: ''
- ClassName: '18467-41' WindowName: ''
