/// <summary>
/// Search subdomains using wordlists
/// </summary>
private void SearchCommonNames()
{
var message = $"Searching subdomains of {strDomain} using common DNS names";
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames, message, Log.LogType.debug));
Program.ChangeStatus(message);
var names = new List <string>();
try
{
names.AddRange(File.ReadAllLines(CommonNamesFileName));
}
catch
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"Error opening file: {CommonNamesFileName}", Log.LogType.error));
return;
}
List <string> nsServerList = new List <string>();
foreach (var item in Resolve.DnsServers)
{
nsServerList.AddRange(DNSUtil.GetNSServer(Resolve, strDomain, item.Address.ToString()));
}
foreach (var nsServer in nsServerList)
{
if (DNSUtil.IsDNSAnyCast(Resolve, nsServer, strDomain))
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"DNS server is Anycast, not used: {nsServer}", Log.LogType.debug));
}
else
{
var op = Partitioner.Create(names);
var po = new ParallelOptions();
if (Program.cfgCurrent.ParallelDnsQueries != 0)
{
po.MaxDegreeOfParallelism = Program.cfgCurrent.ParallelDnsQueries;
}
try
{
Parallel.ForEach(op, po, delegate(string name)
{
CancelIfSkipRequested();
var subdomain = $"{name}.{strDomain}";
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
string.Format("[{0}] Trying resolve subdomain: {1} with NameServer {0}", nsServer, subdomain),
Log.LogType.debug));
foreach (var ip in DNSUtil.GetHostAddresses(Resolve, subdomain, nsServer))
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"[{nsServer}] Found subdomain {subdomain}", Log.LogType.medium));
CancelIfSkipRequested();
try
{
Program.data.AddResolution(subdomain, ip.ToString(),
$"Common Names [{subdomain}]", MaxRecursion, Program.cfgCurrent,
true);
}
catch (Exception)
{
}
}
});
}
catch (AggregateException)
{ }
catch (OperationCanceledException)
{
}
if (!bSearchWithAllDNS)
{
break;
}
}
}
}
/// <summary>
/// Search subdomains using wordlists
/// </summary>
private void SearchCommonNames()
{
string initialMessage = $"Searching subdomains of {strDomain} using common DNS names.";
string progressMessageFormat = initialMessage + " ({0} of {1}) queries";
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames, initialMessage, Log.LogType.debug));
Program.ChangeStatus(initialMessage);
List <string> names = new List <string>();
try
{
names.AddRange(File.ReadAllLines(CommonNamesFileName));
}
catch
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"Error opening file: {CommonNamesFileName}", Log.LogType.error));
return;
}
if (names.Count > 0)
{
List <string> nsServerList = new List <string>();
foreach (IPEndPoint item in Resolve.DnsServers)
{
nsServerList.AddRange(DNSUtil.GetNSServer(Resolve, strDomain, item.Address.ToString()));
}
int totalPossibilities = nsServerList.Count * names.Count;
int queriedCount = 0;
foreach (string nsServer in nsServerList)
{
if (DNSUtil.IsDNSAnyCast(Resolve, nsServer, strDomain))
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"DNS server is Anycast, not used: {nsServer}", Log.LogType.debug));
}
else
{
var op = Partitioner.Create(names);
var po = new ParallelOptions();
if (Program.cfgCurrent.ParallelDnsQueries != 0)
{
po.MaxDegreeOfParallelism = Program.cfgCurrent.ParallelDnsQueries;
}
try
{
Parallel.ForEach(op, po, delegate(string name)
{
CancelIfSkipRequested();
var subdomain = $"{name}.{strDomain}";
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
string.Format("[{0}] Trying resolve subdomain: {1} with NameServer {0}", nsServer, subdomain),
Log.LogType.debug));
foreach (var ip in DNSUtil.GetHostAddresses(Resolve, subdomain, nsServer))
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames,
$"[{nsServer}] Found subdomain {subdomain}", Log.LogType.medium));
CancelIfSkipRequested();
try
{
Program.data.AddResolution(subdomain, ip.ToString(),
$"Common Names [{subdomain}]", MaxRecursion, Program.cfgCurrent,
true);
}
catch (Exception)
{
}
}
Interlocked.Increment(ref queriedCount);
Invoke(new MethodInvoker(delegate
{
Program.FormMainInstance.toolStripProgressBarDownload.Value = queriedCount * 100 / totalPossibilities;
Program.FormMainInstance.toolStripStatusLabelLeft.Text = String.Format(progressMessageFormat, queriedCount, totalPossibilities);
Program.FormMainInstance.ReportProgress(queriedCount, totalPossibilities);
}));
});
}
catch (AggregateException)
{ }
catch (OperationCanceledException)
{
}
if (!bSearchWithAllDNS)
{
break;
}
}
}
Invoke(new MethodInvoker(delegate
{
Program.FormMainInstance.toolStripProgressBarDownload.Value = 0;
Program.FormMainInstance.toolStripStatusLabelLeft.Text = String.Empty;
Program.FormMainInstance.ReportProgress(0, 0);
}));
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames, $"DNS dictionary search finished with {queriedCount} queries!", Log.LogType.medium));
}
else
{
Program.LogThis(new Log(Log.ModuleType.DNSCommonNames, "The domain names file is empty.", Log.LogType.error));
}
}