Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\WindowsDown] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\9.exe'
- '<SYSTEM32>\4.exe'
- '<SYSTEM32>\7.exe'
- '<SYSTEM32>\8.exe'
- '<SYSTEM32>\6.exe'
- '<SYSTEM32>\5.exe'
- '<SYSTEM32>\servet.exe'
- '<SYSTEM32>\1.exe'
- '<SYSTEM32>\2.exe'
- '<SYSTEM32>\3.exe'
- '<SYSTEM32>\10.exe'
- '<SYSTEM32>\9.exe' (downloaded from the Internet)
- '<SYSTEM32>\10.exe' (downloaded from the Internet)
- '<SYSTEM32>\8.exe' (downloaded from the Internet)
- '<SYSTEM32>\7.exe' (downloaded from the Internet)
- '<SYSTEM32>\3.exe' (downloaded from the Internet)
- '<SYSTEM32>\2.exe' (downloaded from the Internet)
- '<SYSTEM32>\1.exe' (downloaded from the Internet)
- '<SYSTEM32>\6.exe' (downloaded from the Internet)
- '<SYSTEM32>\5.exe' (downloaded from the Internet)
- '<SYSTEM32>\4.exe' (downloaded from the Internet)
Executes the following:
- '<SYSTEM32>\cmd.exe' /c <SYSTEM32>\Deleteme.bat
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\7[1].exe
- <SYSTEM32>\7.exe
- <SYSTEM32>\6.exe
- <SYSTEM32>\5.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\6[1].exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\8[1].exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\10[1].exe
- <SYSTEM32>\10.exe
- <SYSTEM32>\9.exe
- <SYSTEM32>\8.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\9[1].exe
- <SYSTEM32>\1.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\2[1].exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\1[1].exe
- <SYSTEM32>\servet.exe
- <SYSTEM32>\Deleteme.bat
- <SYSTEM32>\2.exe
- <SYSTEM32>\4.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\5[1].exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\4[1].exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\3[1].exe
- <SYSTEM32>\3.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\servet.exe
Deletes itself.
Network activity:
Connects to:
- 'www.zy##.net.cn':80
- 'localhost':1036
TCP:
HTTP GET requests:
- www.zy##.net.cn/abc/7.exe
- www.zy##.net.cn/abc/6.exe
- www.zy##.net.cn/abc/8.exe
- www.zy##.net.cn/abc/10.exe
- www.zy##.net.cn/abc/9.exe
- www.zy##.net.cn/abc/2.exe
- www.zy##.net.cn/abc/1.exe
- www.zy##.net.cn/abc/3.exe
- www.zy##.net.cn/abc/5.exe
- www.zy##.net.cn/abc/4.exe
UDP:
- DNS ASK www.zy##.net.cn
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
