private Task StartRunner(BlockingCollection <Wrapper <SearchResultEntry> > processQueue,
BlockingCollection <Wrapper <JsonBase> > output)
{
return(Task.Factory.StartNew(() =>
{
foreach (var wrapper in processQueue.GetConsumingEnumerable())
{
var entry = wrapper.Item;
var resolved = entry.ResolveAdEntry();
if (resolved == null)
{
Interlocked.Increment(ref _currentCount);
wrapper.Item = null;
continue;
}
var sid = entry.GetSid();
var domain = Utils.ConvertDnToDomain(entry.DistinguishedName).ToUpper();
var domainSid = _utils.GetDomainSid(domain);
if (resolved.ObjectType == "user")
{
var obj = new User
{
Name = resolved.BloodHoundDisplay
};
obj.Properties.Add("domain", domain);
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", false);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "group")
{
var obj = new Group
{
Name = resolved.BloodHoundDisplay
};
if (sid.EndsWith("-512") || sid.EndsWith("-516") || sid.EndsWith("-519") ||
sid.EndsWith("-520") || sid.Equals("S-1-5-32-544") || sid.Equals("S-1-5-32-550") ||
sid.Equals("S-1-5-32-549") || sid.Equals("S-1-5-32-551") || sid.Equals("S-1-5-32-548"))
{
obj.Properties.Add("highvalue", true);
}
else
{
obj.Properties.Add("highvalue", false);
}
obj.Properties.Add("domain", domain);
obj.Properties.Add("objectsid", sid);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "computer")
{
var obj = new Computer
{
Name = resolved.BloodHoundDisplay,
LocalAdmins = new LocalMember[] {},
RemoteDesktopUsers = new LocalMember[] {}
};
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", false);
obj.Properties.Add("domain", domain);
if (Utils.IsMethodSet(ResolvedCollectionMethod.Group))
{
if (entry.DistinguishedName.ToLower().Contains("domain controllers"))
{
_entDcs.Enqueue(new GroupMember
{
MemberName = resolved.BloodHoundDisplay,
MemberType = "computer"
});
}
}
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
if (!_utils.PingHost(resolved.BloodHoundDisplay))
{
Interlocked.Increment(ref _noPing);
}
else
{
var timeout = false;
try
{
obj.LocalAdmins = LocalGroupHelpers
.GetGroupMembers(resolved, LocalGroupHelpers.LocalGroupRids.Administrators)
.ToArray();
}
catch (TimeoutException)
{
timeout = true;
}
try
{
obj.RemoteDesktopUsers = LocalGroupHelpers.GetGroupMembers(resolved,
LocalGroupHelpers.LocalGroupRids.RemoteDesktopUsers).ToArray();
}
catch (TimeoutException)
{
timeout = true;
}
try
{
obj.DcomUsers = LocalGroupHelpers.GetGroupMembers(resolved,
LocalGroupHelpers.LocalGroupRids.DcomUsers).ToArray();
}
catch (TimeoutException)
{
timeout = true;
}
try
{
foreach (var s in SessionHelpers.GetNetSessions(resolved, domain))
{
output.Add(new Wrapper <JsonBase>
{
Item = s
});
}
}
catch (TimeoutException)
{
timeout = true;
}
try
{
foreach (var s in SessionHelpers.DoLoggedOnCollection(resolved, domain))
{
output.Add(new Wrapper <JsonBase>
{
Item = s
});
}
}
catch (TimeoutException)
{
timeout = true;
}
if (timeout)
{
Interlocked.Increment(ref _timeouts);
}
}
if (!_options.SessionLoopRunning)
{
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
}
else if (resolved.ObjectType == "domain")
{
var obj = new Domain
{
Name = resolved.BloodHoundDisplay
};
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", true);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
ContainerHelpers.ResolveContainer(entry, resolved, ref obj);
TrustHelpers.DoTrustEnumeration(resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "gpo")
{
var obj = new Gpo
{
Name = resolved.BloodHoundDisplay,
Guid = entry.GetProp("name").Replace("{", "").Replace("}", "")
};
obj.Properties.Add("highvalue", false);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
foreach (var a in LocalGroupHelpers.GetGpoMembers(entry, domain))
{
output.Add(new Wrapper <JsonBase>
{
Item = a
});
}
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "ou")
{
var obj = new Ou
{
Guid = new Guid(entry.GetPropBytes("objectguid")).ToString().ToUpper()
};
obj.Properties.Add("name", resolved.BloodHoundDisplay);
obj.Properties.Add("highvalue", false);
ContainerHelpers.ResolveContainer(entry, resolved, ref obj);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
Interlocked.Increment(ref _currentCount);
wrapper.Item = null;
}
}, TaskCreationOptions.LongRunning));
}
internal void StartEnumeration()
{
var output = new BlockingCollection <Wrapper <JsonBase> >();
var writer = StartOutputWriter(output);
foreach (var domain in _utils.GetDomainList())
{
Extensions.SetPrimaryDomain(domain);
_noPing = 0;
_timeouts = 0;
_currentCount = 0;
Console.WriteLine($"Starting Enumeration for {domain}");
_watch = Stopwatch.StartNew();
var input = new BlockingCollection <Wrapper <SearchResultEntry> >(1000);
var taskHandles = new Task[_options.Threads];
var ldapData = LdapFilter.BuildLdapData(_options.ResolvedCollMethods, _options.ExcludeDC);
ContainerHelpers.BuildGpoCache(domain);
for (var i = 0; i < _options.Threads; i++)
{
taskHandles[i] = StartRunner(input, output);
}
_statusTimer.Start();
foreach (var item in _utils.DoWrappedSearch(ldapData.Filter, SearchScope.Subtree, ldapData.Properties,
domain, _options.Ou))
{
input.Add(item);
}
input.CompleteAdding();
Utils.Verbose("Waiting for enumeration threads to finish");
Task.WaitAll(taskHandles);
if (_entDcs.Count > 0)
{
var dObj = _utils.GetForest(domain);
var d = dObj == null ? domain : dObj.RootDomain.Name;
var n = $"ENTERPRISE DOMAIN CONTROLLERS@{d}";
var obj = new Group
{
Name = n,
Members = _entDcs.ToArray()
};
obj.Properties.Add("domain", d);
obj.Properties.Add("objectsid", "S-1-5-9");
obj.Properties.Add("highvalue", true);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
_statusTimer.Stop();
PrintStatus();
_watch.Stop();
Console.WriteLine($"Finished enumeration for {domain} in {_watch.Elapsed}");
Console.WriteLine($"{_noPing} hosts failed ping. {_timeouts} hosts timedout.");
_watch = null;
}
output.CompleteAdding();
Utils.Verbose("Waiting for writer thread to finish");
writer.Wait();
if ((_options.ResolvedCollMethods & ResolvedCollectionMethod.SessionLoop) == 0)
{
return;
}
_options.SessionLoopRunning = true;
_options.ResolvedCollMethods = ResolvedCollectionMethod.SessionLoop;
Console.WriteLine();
Console.WriteLine("---------------------------");
Console.WriteLine("Starting Session Loop Mode.");
Console.WriteLine("---------------------------");
Console.WriteLine();
new ManualResetEvent(false).WaitOne(1000);
StartSessionLoopEnumeration();
}
internal void StartListSessionLoopEnumeration()
{
var output = new BlockingCollection <Wrapper <JsonBase> >();
var writer = StartOutputWriter(output);
while (true)
{
foreach (var domain in _utils.GetDomainList())
{
Extensions.SetPrimaryDomain(domain);
_noPing = 0;
_timeouts = 0;
_currentCount = 0;
Console.WriteLine($"Starting Enumeration for {domain}");
_watch = Stopwatch.StartNew();
var input = new BlockingCollection <Wrapper <SearchResultEntry> >(1000);
var taskHandles = new Task[_options.Threads];
var ldapData = LdapFilter.BuildLdapData(_options.ResolvedCollMethods, _options.ExcludeDC);
ContainerHelpers.BuildGpoCache(domain);
for (var i = 0; i < _options.Threads; i++)
{
taskHandles[i] = StartRunner(input, output);
}
_statusTimer.Start();
foreach (var item in _utils.DoWrappedSearch(ldapData.Filter, SearchScope.Subtree, ldapData.Properties,
domain, _options.Ou))
{
input.Add(item);
}
input.CompleteAdding();
Utils.Verbose("Waiting for enumeration threads to finish");
Task.WaitAll(taskHandles);
_statusTimer.Stop();
PrintStatus();
output.CompleteAdding();
_watch.Stop();
Console.WriteLine($"Finished enumeration for {domain} in {_watch.Elapsed}");
Console.WriteLine($"{_noPing} hosts failed ping. {_timeouts} hosts timedout.");
_watch = null;
}
if (Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape)
{
Console.WriteLine("User pressed escape, exiting session loop");
output.CompleteAdding();
writer.Wait();
break;
}
if (_options.MaxLoopTime != null)
{
if (DateTime.Now > _options.LoopEnd)
{
Console.WriteLine("Exiting session loop as LoopEndTime has passed.");
output.CompleteAdding();
writer.Wait();
break;
}
}
Console.WriteLine($"Starting next session run in {_options.LoopDelay} seconds");
new ManualResetEvent(false).WaitOne(_options.LoopDelay * 1000);
if (_options.MaxLoopTime != null)
{
if (DateTime.Now > _options.LoopEnd)
{
Console.WriteLine("Exiting session loop as LoopEndTime has passed.");
output.CompleteAdding();
writer.Wait();
break;
}
}
if (Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape)
{
Console.WriteLine("User pressed escape, exiting session loop");
output.CompleteAdding();
writer.Wait();
break;
}
Console.WriteLine("Starting next session loop");
}
}
internal void StartStealthEnumeration()
{
var output = new BlockingCollection <Wrapper <JsonBase> >();
var writer = StartOutputWriter(output);
foreach (var domainName in _utils.GetDomainList())
{
Extensions.SetPrimaryDomain(domainName);
_currentCount = 0;
_timeouts = 0;
_noPing = 0;
_watch = Stopwatch.StartNew();
Console.WriteLine($"Starting Stealth Enumeration for {domainName}");
_statusTimer.Start();
var domainSid = _utils.GetDomainSid(domainName);
var res = _options.ResolvedCollMethods;
var data = LdapFilter.BuildLdapData(res, _options.ExcludeDC);
ContainerHelpers.BuildGpoCache(domainName);
foreach (var entry in _utils.DoSearch(data.Filter, SearchScope.Subtree, data.Properties, domainName))
{
var resolved = entry.ResolveAdEntry();
_currentCount++;
if (resolved == null)
{
continue;
}
Console.WriteLine(resolved.BloodHoundDisplay);
Console.WriteLine(resolved.ObjectType);
var domain = Utils.ConvertDnToDomain(entry.DistinguishedName);
var sid = entry.GetSid();
if (resolved.ObjectType == "user")
{
var obj = new User
{
Name = resolved.BloodHoundDisplay
};
obj.Properties.Add("domain", domain);
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", false);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "group")
{
var obj = new Group
{
Name = resolved.BloodHoundDisplay
};
obj.Properties.Add("domain", domain);
obj.Properties.Add("objectsid", sid);
if (sid.EndsWith("-512") || sid.EndsWith("-516") || sid.EndsWith("-519") ||
sid.EndsWith("-520") || sid.Equals("S-1-5-32-544") || sid.Equals("S-1-5-32-550") ||
sid.Equals("S-1-5-32-549") || sid.Equals("S-1-5-32-551") || sid.Equals("S-1-5-32-548"))
{
obj.Properties.Add("highvalue", true);
}
else
{
obj.Properties.Add("highvalue", false);
}
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "computer")
{
var obj = new Computer
{
Name = resolved.BloodHoundDisplay,
};
obj.Properties.Add("domain", domain);
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", false);
if (entry.DistinguishedName.ToLower().Contains("domain controllers"))
{
_entDcs.Enqueue(new GroupMember
{
MemberType = "computer",
MemberName = resolved.BloodHoundDisplay
});
}
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
GroupHelpers.GetGroupInfo(entry, resolved, domainSid, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "domain")
{
var obj = new Domain
{
Name = resolved.BloodHoundDisplay,
};
obj.Properties.Add("objectsid", sid);
obj.Properties.Add("highvalue", true);
ObjectPropertyHelpers.GetProps(entry, resolved, ref obj);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
ContainerHelpers.ResolveContainer(entry, resolved, ref obj);
TrustHelpers.DoTrustEnumeration(resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "gpo")
{
var obj = new Gpo
{
Name = resolved.BloodHoundDisplay,
Guid = entry.GetProp("name").Replace("{", "").Replace("}", "")
};
obj.Properties.Add("highvalue", false);
AclHelpers.GetObjectAces(entry, resolved, ref obj);
foreach (var a in LocalGroupHelpers.GetGpoMembers(entry, domain))
{
output.Add(new Wrapper <JsonBase>
{
Item = a
});
}
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
else if (resolved.ObjectType == "ou")
{
var obj = new Ou
{
Guid = new Guid(entry.GetPropBytes("objectguid")).ToString().ToUpper()
};
obj.Properties.Add("name", resolved.BloodHoundDisplay);
obj.Properties.Add("highvalue", false);
ContainerHelpers.ResolveContainer(entry, resolved, ref obj);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
}
if (Utils.IsMethodSet(ResolvedCollectionMethod.Session))
{
Console.WriteLine("Doing stealth session enumeration");
foreach (var target in SessionHelpers.CollectStealthTargets(domainName))
{
if (!_utils.PingHost(target.BloodHoundDisplay))
{
_noPing++;
continue;
}
try
{
foreach (var session in SessionHelpers.GetNetSessions(target, domainName))
{
output.Add(new Wrapper <JsonBase>
{
Item = session
});
}
}
catch (TimeoutException)
{
_timeouts++;
}
}
}
if (_entDcs.Count > 0)
{
var dObj = _utils.GetForest(domainName);
var d = dObj == null ? domainName : dObj.RootDomain.Name;
var n = $"ENTERPRISE DOMAIN CONTROLLERS@{d}";
var obj = new Group
{
Name = n,
Members = _entDcs.ToArray()
};
obj.Properties.Add("domain", d);
obj.Properties.Add("objectsid", "S-1-5-9");
obj.Properties.Add("highvalue", true);
output.Add(new Wrapper <JsonBase>
{
Item = obj
});
}
PrintStatus();
_statusTimer.Stop();
Console.WriteLine($"Finished stealth enumeration for {domainName} in {_watch.Elapsed}");
Console.WriteLine($"{_noPing} hosts failed ping. {_timeouts} hosts timedout.");
}
output.CompleteAdding();
Utils.Verbose("Waiting for writer thread to finish");
writer.Wait();
}
public void StartEnumeration()
{
//Let's determine what LDAP filter we need first
var data = LdapFilter.GetLdapFilter(_options.CollectMethod, _options.ExcludeDC, _options.Stealth);
var ldapFilter = data.Filter;
var props = data.Properties;
var c = _options.CollectMethod;
foreach (var domainName in _utils.GetDomainList())
{
_noPing = 0;
_timeouts = 0;
Console.WriteLine($"Starting enumeration for {domainName}");
_watch = Stopwatch.StartNew();
_currentDomain = domainName;
_currentDomainSid = _utils.GetDomainSid(domainName);
_currentCount = 0;
var outputQueue = new BlockingCollection <Wrapper <OutputBase> >();
if (_options.ComputerFile == null)
{
var inputQueue = new BlockingCollection <Wrapper <SearchResultEntry> >(1000);
var taskhandles = new Task[_options.Threads];
var writer = _options.Uri == null
? StartOutputWriter(outputQueue)
: StartRestWriter(outputQueue);
if (c.Equals(CollectionMethod.Trusts) ||
c.Equals(CollectionMethod.Default))
{
foreach (var domain in DomainTrustEnumeration.DoTrustEnumeration(domainName))
{
outputQueue.Add(new Wrapper <OutputBase> {
Item = domain
});
}
if (_options.CollectMethod.Equals(CollectionMethod.Trusts))
{
outputQueue.CompleteAdding();
writer.Wait();
continue;
}
}
if (c.Equals(CollectionMethod.Container))
{
foreach (var container in ContainerHelpers.GetContainersForDomain(domainName))
{
outputQueue.Add(new Wrapper <OutputBase> {
Item = container
});
}
if (_options.CollectMethod.Equals(CollectionMethod.Container))
{
outputQueue.CompleteAdding();
writer.Wait();
continue;
}
}
for (var i = 0; i < _options.Threads; i++)
{
taskhandles[i] = StartRunner(inputQueue, outputQueue);
}
_statusTimer.Start();
IEnumerable <Wrapper <SearchResultEntry> > items;
if ((c.Equals(CollectionMethod.ComputerOnly) || c.Equals(CollectionMethod.Session) ||
c.Equals(CollectionMethod.LocalGroup) || c.Equals(CollectionMethod.LoggedOn)) &&
_options.Ou != null)
{
items = _utils.DoWrappedSearch(ldapFilter, SearchScope.Subtree, props, domainName, _options.Ou);
}
else
{
items = _utils.DoWrappedSearch(ldapFilter, SearchScope.Subtree, props, domainName);
}
foreach (var item in items)
{
inputQueue.Add(item);
}
inputQueue.CompleteAdding();
Utils.Verbose("Waiting for enumeration threads to finish");
Task.WaitAll(taskhandles);
_statusTimer.Stop();
if (_options.CollectMethod.Equals(CollectionMethod.ACL))
{
foreach (var a in AclHelpers.GetSyncers())
{
outputQueue.Add(new Wrapper <OutputBase> {
Item = a
});
}
AclHelpers.ClearSyncers();
}
PrintStatus();
outputQueue.CompleteAdding();
Utils.Verbose("Waiting for writer thread to finish");
writer.Wait();
_watch.Stop();
Console.WriteLine($"Finished enumeration for {domainName} in {_watch.Elapsed}");
Console.WriteLine($"{_noPing} hosts failed ping. {_timeouts} hosts timedout.");
_watch = null;
}
else
{
var inputQueue = new BlockingCollection <Wrapper <string> >(1000);
var taskhandles = new Task[_options.Threads];
var writer = _options.Uri == null?StartOutputWriter(outputQueue) : StartRestWriter(outputQueue);
for (var i = 0; i < _options.Threads; i++)
{
taskhandles[i] = StartCompListRunner(inputQueue, outputQueue);
}
_statusTimer.Start();
using (var reader = new StreamReader(_options.ComputerFile))
{
string line;
while ((line = reader.ReadLine()) != null)
{
inputQueue.Add(new Wrapper <string> {
Item = line
});
}
inputQueue.CompleteAdding();
}
Utils.Verbose("Waiting for enumeration threads to finish");
Task.WaitAll(taskhandles);
_statusTimer.Stop();
PrintStatus();
outputQueue.CompleteAdding();
Utils.Verbose("Waiting for writer thread to finish");
writer.Wait();
_watch.Stop();
Console.WriteLine($"Finished enumeration for {domainName} in {_watch.Elapsed}");
Console.WriteLine($"{_noPing} hosts failed ping. {_timeouts} hosts timedout.");
_watch = null;
}
}
if (!_options.CollectMethod.Equals(CollectionMethod.SessionLoop))
{
return;
}
if (_options.MaxLoopTime != null)
{
if (DateTime.Now > _options.LoopEnd)
{
Console.WriteLine("Exiting session loop as LoopEndTime as passed");
return;
}
}
Console.WriteLine($"Starting next session run in {_options.LoopTime} minutes");
new ManualResetEvent(false).WaitOne(_options.LoopTime * 60 * 1000);
if (_options.MaxLoopTime != null)
{
if (DateTime.Now > _options.LoopEnd)
{
Console.WriteLine("Exiting session loop as LoopEndTime as passed");
return;
}
}
Console.WriteLine("Starting next enumeration loop");
StartEnumeration();
}
