Самопроизвольно запускается браузер с рекламой Вулкана

begin
ExecuteFile('net.exe', 'stop tcpip /y', 0, 15000, true);
if not IsWOW64
 then
  begin
   SearchRootkit(true, true);
   SetAVZGuardStatus(True);
  end;
 TerminateProcessByName('c:\users\user\appdata\roaming\system monitor\sm.exe');
 QuarantineFile('C:\Users\user\AppData\Local\Temp\347414aq', '');
 QuarantineFile('C:\Users\user\AppData\Roaming\System Monitor\isxdl.dll', '');
 QuarantineFile('c:\users\user\appdata\roaming\system monitor\sm.exe', '');
 DeleteFile('C:\Users\user\AppData\Roaming\System Monitor\isxdl.dll', '32');
 DeleteFile('C:\Program Files\Zaxar\ZaxarLoader.exe', '32');
 DeleteFile('C:\Windows\Tasks\At1.job', '32');
 DeleteFile('C:\Users\user\AppData\Local\Temp\347414aq', '32');
 DeleteFile('C:\Windows\system32\Tasks\At1', '32');
 DeleteFile('C:\Users\user\AppData\Roaming\System Monitor\sm.exe', '32');
 DeleteFile('C:\Windows\system32\Tasks\RunAtStartup', '32');
 ExecuteFile('schtasks.exe', '/delete /TN "RunAtStartup" /F', 0, 15000, true);
 ExecuteFile('schtasks.exe', '/delete /TN "At1" /F', 0, 15000, true);
 ExecuteFile('schtasks.exe', '/delete /TN "brandnewcoms" /F', 0, 15000, true);
 DelBHO('{92780B25-18CC-41C8-B9BE-3C9C571A8263}');
 DelBHO('{2670000A-7350-4f3c-8081-5663EE0C6C49}');
 DelBHO('{8984B388-A5BB-4DF7-B274-77B879E179DB}');
 DeleteFileMask('c:\users\user\appdata\roaming\system monitor\', '*.*', true);
 DeleteDirectory('c:\users\user\appdata\roaming\system monitor\');
 RegKeyParamDel('HKEY_CURRENT_USER', 'Software\Microsoft\Windows\CurrentVersion\Run', 'Zaxar');
 ClearHostsFile;
BC_ImportAll;
ExecuteSysClean;
BC_Activate;
RebootWindows(true);
end.

begin
CreateQurantineArchive('c:\quarantine.zip');
end.