Некорректная работа браузера, перестали запускаться программы связанные с интернетом

begin
ExecuteFile('net.exe', 'stop tcpip /y', 0, 15000, true);
 QuarantineFileF('c:\users\ketzal\appdata\roaming\newsi_1004\', '*.exe, *.dll, *.sys, *.bat, *.vbs, *.js*, *.tmp*', true, '', 0 ,0);
 QuarantineFileF('c:\users\ketzal\appdata\roaming\newsi_1014\', '*.exe, *.dll, *.sys, *.bat, *.vbs, *.js*, *.tmp*', true, '', 0 ,0);
 QuarantineFile('C:\Users\Ketzal\AppData\Roaming\newSI_1004\s_inst.exe', '');
 QuarantineFile('C:\Users\Ketzal\AppData\Roaming\newSI_1014\s_inst.exe', '');
 QuarantineFile('C:\Users\Ketzal\AppData\Roaming\Steam\Reversed\steam.exe', '');
 DeleteFile('C:\Windows\Tasks\newSI_1004.job', '64');
 DeleteFile('C:\Windows\Tasks\newSI_1014.job', '64');
 ExecuteFile('schtasks.exe', '/delete /TN "Ketzal" /F', 0, 15000, true);
 ExecuteFile('schtasks.exe', '/delete /TN "newSI_1004" /F', 0, 15000, true);
 ExecuteFile('schtasks.exe', '/delete /TN "newSI_1014" /F', 0, 15000, true);
 ExecuteFile('schtasks.exe', '/delete /TN "Steam-S-1-8-22-9865GUI" /F', 0, 15000, true);
 DeleteFile('C:\Users\Ketzal\AppData\Roaming\newSI_1004\s_inst.exe', '32');
 DeleteFile('C:\Users\Ketzal\AppData\Roaming\newSI_1014\s_inst.exe', '32');
 DeleteFile('C:\Users\Ketzal\AppData\Roaming\Steam\Reversed\steam.exe', '32');
 DeleteFileMask('c:\users\ketzal\appdata\roaming\newsi_1004\', '*', true);
 DeleteFileMask('c:\users\ketzal\appdata\roaming\newsi_1014\', '*', true);
 DeleteDirectory('c:\users\ketzal\appdata\roaming\newsi_1004\');
 DeleteDirectory('c:\users\ketzal\appdata\roaming\newsi_1014\');
 RegKeyParamDel('HKEY_CURRENT_USER','Software\Microsoft\Windows\CurrentVersion\Run','Ketzal');
ExecuteSysClean;
 ExecuteRepair(21);
 ExecuteRepair(22);
 ExecuteFile('ipconfig', '/flushdns', 0, 10000, true);
 ExecuteWizard('SCU',2,2,true);
 CreateQurantineArchive(GetAVZDirectory + 'quarantine.zip');
RebootWindows(true);
end.