Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\policies\Explorer\run] 'Svchost' = '%APPDATA%\local.exe'
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'Svchost' = '%APPDATA%\local.exe'
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Svchost' = '%APPDATA%\local.exe'
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2DFDBDDF-AF23-C7FA-36D7-EF98DFBBC7EA}] 'StubPath' = '%APPDATA%\local.exe'
- [<HKCU>\SOFTWARE\Microsoft\Active Setup\Installed Components\{2DFDBDDF-AF23-C7FA-36D7-EF98DFBBC7EA}] 'StubPath' = '%APPDATA%\local.exe'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\<File name>.exe
Malicious functions
To bypass firewall, removes or modifies the following registry keys
- [<HKLM>\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\iexplore.exe' = '%APPDATA%\iexplore.exe:*:Enabled:Window...
- [<HKLM>\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\local.exe' = '%APPDATA%\local.exe:*:Enabled:Windows Mess...
Injects code into
the following user processes:
- iexplore.exe
Modifies file system
Creates the following files
- <Current directory>\getprocaddress.dll
- %APPDATA%\iexplore.exe
- %APPDATA%\<File name>..exe
- %APPDATA%\local.exe
- %APPDATA%\data.dat
Sets the 'hidden' attribute to the following files
- <Current directory>\getprocaddress.dll
- %APPDATA%\local.exe
- %APPDATA%\iexplore.exe
Network activity
UDP
- DNS ASK h4#####wn.no-ip.info
Miscellaneous
Creates and executes the following
- '%APPDATA%\iexplore.exe'
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\iexplore.exe" /t REG_SZ /d "%APPDATA%\iexplore...' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\local.exe" /t REG_SZ /d "%APPDATA%\local.exe:*...' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\iexplore.exe" /t REG_SZ /d "%APPDATA%\iexplore...
- '%WINDIR%\syswow64\cmd.exe' /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\local.exe" /t REG_SZ /d "%APPDATA%\local.exe:*...
- '%WINDIR%\syswow64\reg.exe' ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
- '%WINDIR%\syswow64\reg.exe' ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\iexplore.exe" /t REG_SZ /d "%APPDATA%\iexplore.exe:*:...
- '%WINDIR%\syswow64\reg.exe' ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "%APPDATA%\local.exe" /t REG_SZ /d "%APPDATA%\local.exe:*:Enable...
