Module: Metasploit::Credential::Creation
- Included in:
- Importer::Core, Importer::Pwdump, Migrator
- Defined in:
- lib/metasploit/credential/creation.rb
Overview
Helper methods for finding or creating a tree of credentials. The method ensure that duplicate credentials are not created.
Instance Method Summary collapse
-
#active_db? ⇒ Boolean
Returns true if ActiveRecord has an active database connection, false otherwise.
-
#create_cracked_credential(opts = {}) ⇒ Object
This method takes a few simple parameters and creates a new username/password credential that was obtained by cracking a hash.
-
#create_credential(opts = {}) ⇒ NilClass, Metasploit::Credential::Core
This method is responsible for creation Core objects and all sub-objects that it is dependent upon.
-
#create_credential_core(opts = {}) ⇒ NilClass, Metasploit::Credential::Core
This method is responsible for creating Core objects.
- #create_credential_login(opts = {}) ⇒ NilClass, Metasploit::Credential::Login
-
#create_credential_origin(opts = {}) ⇒ NilClass, ...
This method is responsible for creating the various Credential::Origin objects.
-
#create_credential_origin_cracked_password(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::CrackedPassword
This method is responsible for creating Origin::CrackedPassword objects.
-
#create_credential_origin_import(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Manual
This method is responsible for creating Origin::Import objects.
-
#create_credential_origin_manual(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Manual
This method is responsible for creating Origin::Manual objects.
-
#create_credential_origin_service(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Service
This method is responsible for creating Origin::Service objects.
-
#create_credential_origin_session(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Session
This method is responsible for creating Origin::Session objects.
-
#create_credential_private(opts = {}) ⇒ NilClass, ...
This method is responsible for the creation of Private objects.
-
#create_credential_public(opts = {}) ⇒ NilClass, Metasploit::Credential::Public
This method is responsible for the creation of Public objects.
-
#create_credential_realm(opts = {}) ⇒ NilClass, Metasploit::Credential::Realm
This method is responsible for creating the Realm objects that may be required.
-
#create_credential_service(opts = {}) ⇒ NilClass, Mdm::Service
This method is responsible for creating a barebones ‘Mdm::Service` object for use by Credential object creation.
-
#invalidate_login(opts = {}) ⇒ void
This method checks to see if a Login exists for a given set of details.
Instance Method Details
#active_db? ⇒ Boolean
Returns true if ActiveRecord has an active database connection, false otherwise.
12 13 14 |
# File 'lib/metasploit/credential/creation.rb', line 12 def active_db? ActiveRecord::Base.connected? end |
#create_cracked_credential(opts = {}) ⇒ Object
This method takes a few simple parameters and creates a new username/password credential that was obtained by cracking a hash. It reuses the relevant components form the originating Metasploit::Credential::Core and builds new Login objects based on the ones attached to the originating Metasploit::Credential::Core
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 |
# File 'lib/metasploit/credential/creation.rb', line 25 def create_cracked_credential(opts={}) return nil unless active_db? if self.respond_to?(:[]) and self[:task] opts[:task_id] ||= self[:task].record.id end username = opts.fetch(:username) password = opts.fetch(:password) core_id = opts.fetch(:core_id) private = nil public = nil old_core = nil retry_transaction do private = Metasploit::Credential::Password.where(data: password).first_or_create! public = Metasploit::Credential::Public.where(username: username).first_or_create! old_core = Metasploit::Credential::Core.find(core_id) end core = nil retry_transaction do core = Metasploit::Credential::Core.where(public_id: public.id, private_id: private.id, realm_id: nil, workspace_id: old_core.workspace_id).first_or_initialize if core.origin_id.nil? origin = Metasploit::Credential::Origin::CrackedPassword.where(metasploit_credential_core_id: core_id).first_or_create! core.origin = origin end if opts[:task_id] core.tasks << Mdm::Task.find(opts[:task_id]) end core.save! end old_core.logins.each do |login| service_id = login.service_id new_login = Metasploit::Credential::Login.where(core_id: core.id, service_id: service_id).first_or_initialize if new_login.status.blank? new_login.status = Metasploit::Model::Login::Status::UNTRIED end new_login.save! end end |
#create_credential(opts = {}) ⇒ NilClass, Metasploit::Credential::Core
This method is responsible for creation Metasploit::Credential::Core objects and all sub-objects that it is dependent upon.
108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 |
# File 'lib/metasploit/credential/creation.rb', line 108 def create_credential(opts={}) return nil unless active_db? if self.respond_to?(:[]) and self[:task] opts[:task_id] ||= self[:task].record.id end if opts[:origin] origin = opts[:origin] else origin = create_credential_origin(opts) end core_opts = { origin: origin, workspace_id: opts.fetch(:workspace_id) } if opts.has_key?(:realm_key) && opts.has_key?(:realm_value) core_opts[:realm] = create_credential_realm(opts) end if opts.has_key?(:private_type) && opts.has_key?(:private_data) core_opts[:private] = create_credential_private(opts) end if opts.has_key?(:username) core_opts[:public] = create_credential_public(opts) end if opts.has_key?(:task_id) core_opts[:task_id] = opts[:task_id] end create_credential_core(core_opts) end |
#create_credential_core(opts = {}) ⇒ NilClass, Metasploit::Credential::Core
This method is responsible for creating Metasploit::Credential::Core objects.
155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 |
# File 'lib/metasploit/credential/creation.rb', line 155 def create_credential_core(opts={}) return nil unless active_db? if self.respond_to?(:[]) and self[:task] opts[:task_id] ||= self[:task].record.id end origin = opts.fetch(:origin) workspace_id = opts.fetch(:workspace_id) private_id = opts[:private].try(:id) public_id = opts[:public].try(:id) realm_id = opts[:realm].try(:id) core = nil retry_transaction do core = Metasploit::Credential::Core.where(private_id: private_id, public_id: public_id, realm_id: realm_id, workspace_id: workspace_id).first_or_initialize if core.origin_id.nil? core.origin = origin end if opts[:task_id] core.tasks << Mdm::Task.find(opts[:task_id]) end core.save! end core end |
#create_credential_login(opts = {}) ⇒ NilClass, Metasploit::Credential::Login
This method is responsible for creating a Login object which ties a Metasploit::Credential::Core to the ‘Mdm::Service` it is a valid credential for.
201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 |
# File 'lib/metasploit/credential/creation.rb', line 201 def create_credential_login(opts={}) return nil unless active_db? if self.respond_to?(:[]) and self[:task] opts[:task_id] ||= self[:task].record.id end access_level = opts.fetch(:access_level, nil) core = opts.fetch(:core) last_attempted_at = opts.fetch(:last_attempted_at, nil) status = opts.fetch(:status) login_object = nil retry_transaction do service_object = create_credential_service(opts) login_object = Metasploit::Credential::Login.where(core_id: core.id, service_id: service_object.id).first_or_initialize if opts[:task_id] login_object.tasks << Mdm::Task.find(opts[:task_id]) end login_object.access_level = access_level if access_level login_object.last_attempted_at = last_attempted_at if last_attempted_at login_object.status = status login_object.save! end login_object end |
#create_credential_origin(opts = {}) ⇒ NilClass, ...
This method is responsible for creating the various Credential::Origin objects. It takes a key for the Origin type and delegates to the correct sub-method.
253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 |
# File 'lib/metasploit/credential/creation.rb', line 253 def create_credential_origin(opts={}) return nil unless active_db? case opts[:origin_type] when :cracked_password create_credential_origin_cracked_password(opts) when :import create_credential_origin_import(opts) when :manual create_credential_origin_manual(opts) when :service create_credential_origin_service(opts) when :session create_credential_origin_session(opts) else raise ArgumentError, "Unknown Origin Type #{opts[:origin_type]}" end end |
#create_credential_origin_cracked_password(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::CrackedPassword
This method is responsible for creating Origin::CrackedPassword objects. These are the origins that show that a password Credential was obtained by cracking a hash Credential that previously existed in the database.
278 279 280 281 282 283 284 285 |
# File 'lib/metasploit/credential/creation.rb', line 278 def create_credential_origin_cracked_password(opts={}) return nil unless active_db? originating_core_id = opts.fetch(:originating_core_id) retry_transaction do Metasploit::Credential::Origin::CrackedPassword.where(metasploit_credential_core_id: originating_core_id ).first_or_create! end end |
#create_credential_origin_import(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Manual
This method is responsible for creating Origin::Import objects.
293 294 295 296 297 298 299 300 |
# File 'lib/metasploit/credential/creation.rb', line 293 def create_credential_origin_import(opts={}) return nil unless active_db? filename = opts.fetch(:filename) retry_transaction do Metasploit::Credential::Origin::Import.where(filename: filename).first_or_create! end end |
#create_credential_origin_manual(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Manual
This method is responsible for creating Origin::Manual objects.
308 309 310 311 312 313 314 315 |
# File 'lib/metasploit/credential/creation.rb', line 308 def create_credential_origin_manual(opts={}) return nil unless active_db? user_id = opts.fetch(:user_id) retry_transaction do Metasploit::Credential::Origin::Manual.where(user_id: user_id).first_or_create! end end |
#create_credential_origin_service(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Service
This method is responsible for creating Origin::Service objects. If there is not a matching ‘Mdm::Host` it will create it. If there is not a matching `Mdm::Service` it will create that too.
329 330 331 332 333 334 335 336 337 338 339 |
# File 'lib/metasploit/credential/creation.rb', line 329 def create_credential_origin_service(opts={}) return nil unless active_db? module_fullname = opts.fetch(:module_fullname) service_object = create_credential_service(opts) retry_transaction do Metasploit::Credential::Origin::Service.where(service_id: service_object.id, module_full_name: module_fullname).first_or_create! end end |
#create_credential_origin_session(opts = {}) ⇒ NilClass, Metasploit::Credential::Origin::Session
This method is responsible for creating Origin::Session objects.
348 349 350 351 352 353 354 355 356 |
# File 'lib/metasploit/credential/creation.rb', line 348 def create_credential_origin_session(opts={}) return nil unless active_db? session_id = opts.fetch(:session_id) post_reference_name = opts.fetch(:post_reference_name) retry_transaction do Metasploit::Credential::Origin::Session.where(session_id: session_id, post_reference_name: post_reference_name).first_or_create! end end |
#create_credential_private(opts = {}) ⇒ NilClass, ...
This method is responsible for the creation of Private objects. It will create the correct subclass based on the type.
371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 |
# File 'lib/metasploit/credential/creation.rb', line 371 def create_credential_private(opts={}) return nil unless active_db? private_data = opts.fetch(:private_data) private_type = opts.fetch(:private_type) private_object = nil retry_transaction do if private_data.blank? private_object = Metasploit::Credential::BlankPassword.where(data:'').first_or_create else case private_type when :password private_object = Metasploit::Credential::Password.where(data: private_data).first_or_create when :ssh_key private_object = Metasploit::Credential::SSHKey.where(data: private_data).first_or_create when :ntlm_hash private_object = Metasploit::Credential::NTLMHash.where(data: private_data).first_or_create private_object.jtr_format = 'nt,lm' when :nonreplayable_hash private_object = Metasploit::Credential::NonreplayableHash.where(data: private_data).first_or_create if opts[:jtr_format].present? private_object.jtr_format = opts[:jtr_format] end else raise ArgumentError, "Invalid Private type: #{private_type}" end end private_object.save! end private_object end |
#create_credential_public(opts = {}) ⇒ NilClass, Metasploit::Credential::Public
This method is responsible for the creation of Public objects.
410 411 412 413 414 415 416 417 418 419 420 421 |
# File 'lib/metasploit/credential/creation.rb', line 410 def create_credential_public(opts={}) return nil unless active_db? username = opts.fetch(:username) retry_transaction do if username.blank? Metasploit::Credential::BlankUsername.where(username:'').first_or_create! else Metasploit::Credential::Username.where(username: username).first_or_create! end end end |
#create_credential_realm(opts = {}) ⇒ NilClass, Metasploit::Credential::Realm
This method is responsible for creating the Realm objects that may be required.
431 432 433 434 435 436 437 438 439 |
# File 'lib/metasploit/credential/creation.rb', line 431 def create_credential_realm(opts={}) return nil unless active_db? realm_key = opts.fetch(:realm_key) realm_value = opts.fetch(:realm_value) retry_transaction do Metasploit::Credential::Realm.where(key: realm_key, value: realm_value).first_or_create! end end |
#create_credential_service(opts = {}) ⇒ NilClass, Mdm::Service
This method is responsible for creating a barebones ‘Mdm::Service` object for use by Credential object creation.
454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 |
# File 'lib/metasploit/credential/creation.rb', line 454 def create_credential_service(opts={}) return nil unless active_db? address = opts.fetch(:address) port = opts.fetch(:port) service_name = opts.fetch(:service_name) protocol = opts.fetch(:protocol) workspace_id = opts.fetch(:workspace_id) host_object = Mdm::Host.where(address: address, workspace_id: workspace_id).first_or_create service_object = Mdm::Service.where(host_id: host_object.id, port: port, proto: protocol).first_or_initialize service_object.name = service_name service_object.state = "open" service_object.save! service_object end |
#invalidate_login(opts = {}) ⇒ void
This method returns an undefined value.
This method checks to see if a Login exists for a given set of details. If it does exists, we then appropriately set the status to one of our failure statuses.
484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 |
# File 'lib/metasploit/credential/creation.rb', line 484 def invalidate_login(opts = {}) return nil unless active_db? address = opts.fetch(:address) port = opts.fetch(:port) protocol = opts.fetch(:protocol) public = opts.fetch(:username, nil) private = opts.fetch(:private_data, nil) realm_key = opts.fetch(:realm_key, nil) realm_value = opts.fetch(:realm_value, nil) status = opts.fetch(:status) pub_obj = Metasploit::Credential::Public.where(username: public).first.try(:id) priv_obj = Metasploit::Credential::Private.where(data: private).first.try(:id) realm_obj = Metasploit::Credential::Realm.where(key: realm_key, value: realm_value).first.try(:id) core = Metasploit::Credential::Core.where(public_id: pub_obj, private_id: priv_obj, realm_id: realm_obj).first # Do nothing else if we have no matching core. Otherwise look for a Login. if core.present? login = core.logins.joins(service: :host).where(services: { port: port, proto: protocol } ).where( hosts: {address: address}).readonly(false).first if login.present? login.status = status login.last_attempted_at = DateTime.now login.save! end end end |