Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,<SYSTEM32>\73322.exe'
Malicious functions:
Executes the following:
- '<SYSTEM32>\ntvdm.exe' -f -i2
- '<SYSTEM32>\ntvdm.exe' -f -i1
Modifies file system :
Creates the following files:
- <SYSTEM32>\rmsx.exe
- <SYSTEM32>\msx.dat
- <SYSTEM32>\logonin.exe
- <SYSTEM32>\newedi.ocx
- %WINDIR%\Temp\scs1.tmp
- %WINDIR%\Temp\scs4.tmp
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\watch[1]
- %WINDIR%\Temp\scs2.tmp
- %WINDIR%\Temp\scs3.tmp
- <SYSTEM32>\netsturt.exe
- <SYSTEM32>\msx.com
- <SYSTEM32>\shotdawm.exe
- <SYSTEM32>\73322.exe
- <SYSTEM32>\smuu.exe
- <SYSTEM32>\tackmen.exe
- <SYSTEM32>\regservr.exe
- <SYSTEM32>\conami.exe
- <SYSTEM32>\tashutdm.exe
Deletes the following files:
- %WINDIR%\Temp\scs4.tmp
- %TEMP%\~DF1F0E.tmp
- %WINDIR%\Temp\scs2.tmp
- %WINDIR%\Temp\scs1.tmp
- %WINDIR%\Temp\scs3.tmp
Network activity:
Connects to:
- '74.##5.232.51':25
- 'www.yo##ube.com':80
- 'localhost':1035
TCP:
HTTP GET requests:
- www.yo##ube.com/watch?v=###########
UDP:
- DNS ASK gs####85.google.com
- DNS ASK www.yo##ube.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b58.b5c.390002'
- ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
- ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
- ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b40.b44.380001'
- ClassName: '' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'IEFrame' WindowName: '(null)'
