• 沒有找到結果。

鑒於手機的功能越來越強大且計算能力不斷提升下,手機已漸漸跟筆記型電腦一 樣具有多樣化的功能,因此過往只會在 PC 上出現的殭屍網路病毒也慢慢入侵到手機 上,造成手機安全更大的威脅。

因此我們將功能強大的 Snort 配合殭屍異常封包的偵測技術,對傳入手機的封包 進行檢測,確保手機隱私和上網的安全性。

最後目前手機上的殭屍病毒並不多,因此本論文在無法取得實際樣本下,透過一 些手機病毒公司的描述與報導來實際模擬手機殭屍病毒,在未來一定會出現更多更強 大甚至攻擊手法更多元的殭屍病毒,到時可以取得實際的樣本後,便可設計出更完善 的偵測方法來抵擋手機的殭屍病毒攻擊。

攻 擊 畫 面

惡意天氣軟體,包含後門程式和開啟手機 port 5555

正在下載並執行 bot code

偷偷連到 C&C server

攻擊者使用系統指令觀看系統資訊

/system/bin/id:目前攻擊者所擁有的權限

/system/bin/netstat:觀看手機內部 port 資訊

/system/bin/ps : 查看系統中正在執行的程式之程序資料

/system/bin/ls /sdcard : 顯示手機 SDcard 的內容

/system/bin/cat /proc/cpuinfo :手機系統架構資訊

/system/bin/ftpput : 將手機 SDcard 上的 photo3.jpg 傳送到遠端 server

Adb 遠端安裝 spam mail app 到手機上

發送 Spam mail App

偽裝成系統更新的 APP,但暗地裡卻發送 spam mail

顯示出假的更新訊息來騙取使用者

已接收到 spam mail 的訊息

偵 測 畫 面

Snort 執行畫面

Argus 執行畫面

額外添加的功能

系統內部資源

各個資源耗電量的分布

系統的應用程式執行時耗費的 CPU 和 Memory

參 考 文 獻

[1] Android - An Open Handset Alliance Project , http://www.android.com/

[2] Android Open Source Project http://source.android.com/

[3] Android SDK http://developer.android.com/index.html

[4] Android Market http://www.android.com/market/#app=com.farproc.wifi.analyzer [5] Eclipse Integrated Development Environment , http://www.eclipse.org/

[6] 台灣 Android 資源網站

http://android.cool3c.com/

[7] Jollen 的 Android 專欄

http://www.jollen.org/Android/

[8] Android 資訊雜誌

http://www.android-hk.com/about/

[9] Android Customized ROM Information http://androidspin.com/

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[40] http://www.exploit-db.com/exploits/16974/

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