Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'explorer' = '%WINDIR%\explorrer.exe'
Malicious functions:
Creates and executes the following:
- '%WINDIR%\explorrer.exe'
Modifies file system :
Creates the following files:
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\23BUYPX5\httpErrorPagesScripts[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\23BUYPX5\errorPageStrings[2]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\UEWNTWLX\ErrorPageTemplate[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\YIF7DGLM\bullet[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\3U23MFC9\background_gradient[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\3U23MFC9\info_48[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\UEWNTWLX\NewErrorPageTemplate[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\YIF7DGLM\dnserrordiagoff[1]
- %WINDIR%\explorrer.exe
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\YIF7DGLM\navcancl[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\3U23MFC9\httpErrorPagesScripts[1]
- <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\23BUYPX5\errorPageStrings[1]
Network activity:
UDP:
- DNS ASK dn#.##ftncsi.com
- DNS ASK fa##mag.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebCheckMonitor' WindowName: ''
