Example #1
0
        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));
        }
Example #2
0
        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, _options.LdapFilter);

                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();
        }