病毒行为：
该病毒是一个QQ大盗变种。该病毒会将盗取的QQ号及密码发送到指定的电子邮箱和提交到指定的网址。建议电脑用户不要随便运行不明程序，以免中毒受害。

1、病毒拷贝自身到系统目录下，并设置为隐藏。
%SystemRoot%\system32\NTdHcP.exe

2、删除QQ保护文件npkcrypt.sys，并保存为npkcrypt.bak文件。
D:\Program Files\Tencent\QQ\npkcrypt.sys

3、添加注册表启动项
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run
"NTdhcp" = "%SystemRoot%\system32\NTdhcp.exe"

4、安装了一个类型为WH_JOURNALRECORD的消息钩子，记录连续的鼠标和键盘事件。
其申请进程为：%SystemRoot%\system32\NTdHcP.exe

5、将下列服务启动全设置为禁止启动,并结束其进程。
HKLM\SYSTEM\CurrentControlSet\Services\navapsvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\RsRavMon\Start
HKLM\SYSTEM\CurrentControlSet\Services\RsCCenter\Start
HKLM\SYSTEM\CurrentControlSet\Services\kavsvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\KVSrvXP\Start
HKLM\SYSTEM\CurrentControlSet\Services\KVWSC\Start
HKLM\SYSTEM\CurrentControlSet\Services\wscsvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\KPfwSvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\KWatchSvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\SNDSrvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\ccProxy\Start
HKLM\SYSTEM\CurrentControlSet\Services\ccEvtMgr\Start
HKLM\SYSTEM\CurrentControlSet\Services\ccSetMgr\Start
HKLM\SYSTEM\CurrentControlSet\Services\SPBBCSvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\Symantec Core LC\Start
HKLM\SYSTEM\CurrentControlSet\Services\NPFMntor\Start
HKLM\SYSTEM\CurrentControlSet\Services\MskService\Start
HKLM\SYSTEM\CurrentControlSet\Services\FireSvc\Start
HKLM\SYSTEM\CurrentControlSet\Services\McShield\Start
HKLM\SYSTEM\CurrentControlSet\Services\McTaskManager\Start
HKLM\SYSTEM\CurrentControlSet\Services\McAfeeFramework\Start
HKLM\SYSTEM\CurrentControlSet\Services\RfwService\Start

7、尝试删除下列启动项,并结束其进程。
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\RavMon
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KAVPersonal50
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\RavTimer
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\RavTask HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KvMonXP HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\iDuba Personal FireWall HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KAVRun HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KpopMon HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\Kulansyn HKCU\SoftWare\Microsoft\Windows\CurrentVersion\Run\iDuba Personal FireWall HKCU\SoftWare\Microsoft\Windows\CurrentVersion\Run\KavPFW
HKCU\SoftWare\Microsoft\Windows\CurrentVersion\Run\KvXP NOTFOUND
HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\ccApp HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\SSC_UserPrompt HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\NAV CfgWiz HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\MCAgentExe HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\McRegWiz HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\MCUpdateExe HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\MSKAGENTEXE HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\MSKDetectorExe HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\VirusScan Online HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\VSOCheckTask HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\McAfeeUpdaterUI HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\Network Associates Error HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\ShStatEXE HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\VSOCheckTask HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KavStart HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\RfwMain HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\SonudMan HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run\KvPpWall_autorun

8、生成并运行Deleteme.bat批处理文件，实现自删除。