Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'fjewujesoc' = '<SYSTEM32>\regsvr32.exe /s "<SYSTEM32>\qxfttbmaulnhklxl.dll"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'fjewujesoc' = '<SYSTEM32>\regsvr32.exe /s "%TEMP%\nsm6.tmp.dll"'
Malicious functions:
Creates and executes the following:
- '%TEMP%\setup.exe'
- '%TEMP%\svhost.exe'
Executes the following:
- '<SYSTEM32>\regsvr32.exe' /s "<SYSTEM32>\qxfttbmaulnhklxl.dll"
Modifies file system :
Creates the following files:
- <SYSTEM32>\vizggguenraunhra.exe
- %TEMP%\nsl8.tmp\LangDLL.dll
- %TEMP%\ap1E303.tmp
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\nsi_install[1].php
- %TEMP%\nsm6.tmp.dll
- %TEMP%\svhost.exe
- %TEMP%\setup.exe
- %TEMP%\nsm5.tmp\System.dll
- %TEMP%\nsc4.tmp
Deletes the following files:
- %TEMP%\nsm5.tmp\System.dll
- %TEMP%\ap1E303.tmp
Moves the following files:
- from %TEMP%\nsm6.tmp.dll to <SYSTEM32>\qxfttbmaulnhklxl.dll
Network activity:
Connects to:
- 'ca###itan.net':80
- 'localhost':1035
TCP:
HTTP GET requests:
- ca###itan.net/bc/nsi_install.php?in################################################################################
UDP:
- DNS ASK ca###itan.net
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
